vendor: 3,634 bytes, lines 1-88
1/******/ (function(modules) { // webpackBootstrap 2/******/ // The module cache 3/******/ var installedModules = {}; 4/******/ 5/******/ // The require function 6/******/ function __webpack_require__(moduleId) { 7/******/ 8/******/ // Check if module is in cache 9/******/ if(installedModules[moduleId]) { 10/******/ return installedModules[moduleId].exports; 11/******/ } 12/******/ // Create a new module (and put it into the cache) 13/******/ var module = installedModules[moduleId] = { 14/******/ i: moduleId, 15/******/ l: false, 16/******/ exports: {} 17/******/ }; 18/******/ 19/******/ // Execute the module function 20/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); 21/******/ 22/******/ // Flag the module as loaded 23/******/ module.l = true; 24/******/ 25/******/ // Return the exports of the module 26/******/ return module.exports; 27/******/ } 28/******/ 29/******/ 30/******/ // expose the modules object (__webpack_modules__) 31/******/ __webpack_require__.m = modules; 32/******/ 33/******/ // expose the module cache 34/******/ __webpack_require__.c = installedModules; 35/******/ 36/******/ // define getter function for harmony exports 37/******/ __webpack_require__.d = function(exports, name, getter) { 38/******/ if(!__webpack_require__.o(exports, name)) { 39/******/ Object.defineProperty(exports, name, { enumerable: true, get: getter }); 40/******/ } 41/******/ }; 42/******/ 43/******/ // define __esModule on exports 44/******/ __webpack_require__.r = function(exports) { 45/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) { 46/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' }); 47/******/ } 48/******/ Object.defineProperty(exports, '__esModule', { value: true }); 49/******/ }; 50/******/ 51/******/ // create a fake namespace object 52/******/ // mode & 1: value is a module id, require it 53/******/ // mode & 2: merge all properties of value into the ns 54/******/ // mode & 4: return value when already ns object 55/******/ // mode & 8|1: behave like require 56/******/ __webpack_require__.t = function(value, mode) { 57/******/ if(mode & 1) value = __webpack_require__(value); 58/******/ if(mode & 8) return value; 59/******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value; 60/******/ var ns = Object.create(null); 61/******/ __webpack_require__.r(ns); 62/******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value }); 63/******/ if(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key)); 64/******/ return ns; 65/******/ }; 66/******/ 67/******/ // getDefaultExport function for compatibility with non-harmony modules 68/******/ __webpack_require__.n = function(module) { 69/******/ var getter = module && module.__esModule ? 70/******/ function getDefault() { return module['default']; } : 71/******/ function getModuleExports() { return module; }; 72/******/ __webpack_require__.d(getter, 'a', getter); 73/******/ return getter; 74/******/ }; 75/******/ 76/******/ // Object.prototype.hasOwnProperty.call 77/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; 78/******/ 79/******/ // __webpack_public_path__ 80/******/ __webpack_require__.p = ""; 81/******/ 82/******/ 83/******/ // Load entry module and return exports 84/******/ return __webpack_require__(__webpack_require__.s = "./homepage-splash-assets/src/js/main.js"); 85/******/ }) 86/************************************************************************/ 87/******/ ({ 88
89/***/ "./homepage-splash-assets/src/js/main.js": 90/*!***********************************************!*\ 91 !*** ./homepage-splash-assets/src/js/main.js ***! 92 \***********************************************/ 93/*! no exports provided */ 94/***/ (function(module, __webpack_exports__, __webpack_require__) { 95 96"use strict"; 97eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./vendor/build/three.module.js */ \"./homepage-splash-assets/src/js/vendor/build/three.module.js\");\n/* harmony import */ var underscore__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! underscore */ \"./node_modules/underscore/modules/index-all.js\");\n/* harmony import */ var _vendor_jsm_libs_stats_module_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./vendor/jsm/libs/stats.module.js */ \"./homepage-splash-assets/src/js/vendor/jsm/libs/stats.module.js\");\n/* harmony import */ var _vendor_jsm_libs_dat_gui_module_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./vendor/jsm/libs/dat.gui.module.js */ \"./homepage-splash-assets/src/js/vendor/jsm/libs/dat.gui.module.js\");\n/* harmony import */ var _vendor_jsm_loaders_DDSLoader_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./vendor/jsm/loaders/DDSLoader.js */ \"./homepage-splash-assets/src/js/vendor/jsm/loaders/DDSLoader.js\");\n/* harmony import */ var _vendor_jsm_loaders_MTLLoader_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(/*! ./vendor/jsm/loaders/MTLLoader.js */ \"./homepage-splash-assets/src/js/vendor/jsm/loaders/MTLLoader.js\");\n/* harmony import */ var _vendor_jsm_loaders_OBJLoader_js__WEBPACK_IMPORTED_MODULE_6__ = __webpack_require__(/*! ./vendor/jsm/loaders/OBJLoader.js */ \"./homepage-splash-assets/src/js/vendor/jsm/loaders/OBJLoader.js\");\n/* harmony import */ var _vendor_jsm_postprocessing_EffectComposer_js__WEBPACK_IMPORTED_MODULE_7__ = __webpack_require__(/*! ./vendor/jsm/postprocessing/EffectComposer.js */ \"./homepage-splash-assets/src/js/vendor/jsm/postprocessing/EffectComposer.js\");\n/* harmony import */ var _vendor_jsm_postprocessing_RenderPass_js__WEBPACK_IMPORTED_MODULE_8__ = __webpack_require__(/*! ./vendor/jsm/postprocessing/RenderPass.js */ \"./homepage-splash-assets/src/js/vendor/jsm/postprocessing/RenderPass.js\");\n/* harmony import */ var _vendor_jsm_postprocessing_UnrealBloomPass_js__WEBPACK_IMPORTED_MODULE_9__ = __webpack_require__(/*! ./vendor/jsm/postprocessing/UnrealBloomPass.js */ \"./homepage-splash-assets/src/js/vendor/jsm/postprocessing/UnrealBloomPass.js\");\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nlet scene, camera, pointLight, stats, ambientLight;\nlet composer, renderer, mixer;\nlet dalstonMaterial, superstoreMaterial, dalstonNightMaterial, superstoreNightMaterial;\n\nlet dalston;\nlet superstore;\nlet model;\n\nlet params = {\n\texposure: 1,\n\tbloomStrength: 1.5,\n\tbloomThreshold: 0,\n\tbloomRadius: 0\n};\n\nconst spinModelChildren = (e) => {\n\tif (dalston && superstore) {\n\n\t\t// const speed = e.deltaY;\n\n\t\tconst scrolltop = document.scrollTop || document.body.scrollTop || document.documentElement.scrollTop;\n\n\t\tdalston.rotation.z = scrolltop / 100;\n\t\tsuperstore.rotation.z = scrolltop / -100;\n\n\t\t// dalston.rotation.z += speed / 100;\n\t\t// superstore.rotation.z -= speed / 100;\n\n\t\tanimate();\n\n\t}\n}\n\nconst spinModelChildrenScroll = () => {\n\tif (dalston && superstore) {\n\n\t\tconst scrolltop = document.scrollTop || document.body.scrollTop || document.documentElement.scrollTop;\n\n\t\tdalston.rotation.z = scrolltop / 100;\n\t\tsuperstore.rotation.z = scrolltop / -100;\n\n\t\tanimate();\n\n\t}\n}\n\nconst spinModelChildrenThrottled = underscore__WEBPACK_IMPORTED_MODULE_1__[\"throttle\"](spinModelChildren, 60);\nconst spinModelChildrenScrollThrottled = underscore__WEBPACK_IMPORTED_MODULE_1__[\"throttle\"](spinModelChildrenScroll, 60);\n\nconst onHomepageTouchstart = () => {\n\twindow.removeEventListener('mousewheel', spinModelChildrenThrottled);\n\tdocument.body.removeEventListener('scroll', spinModelChildrenScrollThrottled);\n\tdocument.body.addEventListener('scroll', spinModelChildrenScrollThrottled);\n}\n\nconst onResize = () => {\n\tif (scene && camera && renderer) {\n\t\tvar width = window.innerWidth;\n\t\tvar height = window.innerHeight;\n\n\t\twindow.requestAnimationFrame(() =>
97 {\n\t\t\tcamera.aspect = width / height;\n\t\t\tcamera.updateProjectionMatrix();\n\n\t\t\trenderer.setSize(width, height);\n\t\t\tcomposer.setSize(width, height);\n\n\t\t\tif (model) {\n\t\t\t\tif (width > height) {\n\t\t\t\t\tmodel.scale.set(1, 1, 1);\n\t\t\t\t} else {\n\t\t\t\t\tmodel.scale.set(0.64\t, 0.64\t, 0.64\t);\n\t\t\t\t}\n\t\t\t}\n\t\t\trenderer.render(scene, camera);\n\t\t});\n\t}\n};\n\nvar clock = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Clock\"]();\nvar container = document.getElementById( 'containerHomepageSplash' );\n\nif (container) {\n\n\tlet templateDirectoryUri = '';\n\n\tconst homepageSplash = document.querySelector('.homepage__splash');\n\tif (homepageSplash) {\n\t\ttemplateDirectoryUri = homepageSplash.getAttribute('data-template-directory-uri');\n\t}\n\n\t// stats = new Stats();\n\t// container.appendChild( stats.dom );\n\n\trenderer = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"WebGLRenderer\"]( { antialias: true, alpha: true } );\n\trenderer.setPixelRatio( window.devicePixelRatio );\n\trenderer.setClearColor( 0xffffff, 0 );\n\trenderer.setSize( window.innerWidth, window.innerHeight );\n\tcontainer.appendChild( renderer.domElement );\n\n\tscene = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Scene\"]();\n\n\tcamera = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"PerspectiveCamera\"]( 40, window.innerWidth / window.innerHeight, 1, 100 );\n\tcamera.position.set( 0, 0, 10 );\n\tscene.add( camera );\n\n\tambientLight = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"AmbientLight\"]( 0xffffff );\n\n\tscene.add( ambientLight );\n\n\tlet allMaterials;\n\n\tpointLight = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"PointLight\"]( 0xffffff, 1 );\n\tcamera.add( pointLight );\n\n\tvar renderScene = new _vendor_jsm_postprocessing_RenderPass_js__WEBPACK_IMPORTED_MODULE_8__[\"RenderPass\"]( scene, camera );\n\n\tvar bloomPass = new _vendor_jsm_postprocessing_UnrealBloomPass_js__WEBPACK_IMPORTED_MODULE_9__[\"UnrealBloomPass\"]( new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]( window.innerWidth, window.innerHeight ), 1.5, 0.4, 0.85 );\n\tbloomPass.threshold = params.bloomThreshold;\n\tbloomPass.strength = params.bloomStrength;\n\tbloomPass.radius = params.bloomRadius;\n\n\tcomposer = new _vendor_jsm_postprocessing_EffectComposer_js__WEBPACK_IMPORTED_MODULE_7__[\"EffectComposer\"]( renderer );\n\tcomposer.addPass( renderScene );\n\tcomposer.addPass( bloomPass );\n\n\twindow.scene = scene;\n\twindow.renderer = renderer;\n\n\n\tvar manager = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"LoadingManager\"]();\n\tmanager.addHandler( /\\.dds$/i, new _vendor_jsm_loaders_DDSLoader_js__WEBPACK_IMPORTED_MODULE_4__[\"DDSLoader\"]() );\n\n\tdalstonMaterial = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"MeshPhongMaterial\"]({\n\t\tcolor: 0x009900,\n\t\tspecular: 0x33cc22,\n\t\tshading: _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"SmoothShading\"],\n\t\ttransparent: true,\n\t\talpha: 0.8,\n\t\tname: 'dalstonMaterial',\n\t});\n\n\tdalstonNightMaterial = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"MeshPhongMaterial\"]({\n\t\tcolor: 0x009900,\n\t\tspecular: 0x33cc22,\n\t\tshading: _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"SmoothShading\"],\n\t\ttransparent: true,\n\t\talpha: 0.8,\n\t\tname: 'dalstonNightMaterial',\n\t});\n\n\tsuperstoreMaterial = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"MeshPhongMaterial\"]({\n\t\tcolor: 0xff0000,\n\t\temissive: 0xcc0033,\n\t\tspecular: 0x444444,\n\t\tshading: _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"SmoothShading\"],\n\t\ttransparent: true,\n\t\talpha: 0.8,\n\t\tname: 'superstoreMaterial',\n\t});\n\n\tsuperstoreNightMaterial = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"MeshPhongMaterial\"]({\n\t\tcolor: 0xff0000,\n\t\temissive: 0xcc3344,\n\t\tspecular: 0x442222,\n\t\tshading: _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"SmoothShading\"],\n\t\ttransparent: true,\n\t\talpha: 0.8,\n\t\tname: 'superstoreNightMaterial',\n\t});\n\n\tnew _vendor_jsm_loaders_MTLLoader_js__WEBPACK_IMPORTED_MODULE_5__[\"MTLLoader\"]( manager )\n\t.load( templateDirectoryUri + '/homepage-splash-assets/models/neon_logo_dalston_superstore.mtl', function ( materials ) {\n\n\t\tmaterials.preload();\n\n\t\tallMaterials = materials;\n\n\t\tnew _vendor_jsm_loaders_OBJLoader_js__WEBPACK_IMPORTED_MODULE_6__[\"OBJLoader\"]( manager )\n\t\t.load( templateDirectoryUri + '/homepage-splash-assets/models/neon_logo_dalston_superstore.obj', function ( obj ) {\n\n\t\t\t\tmodel = obj;\n\n\t\t\t\tif (model.children) {\n\t\t\t\t\tif (model.children[0]) {\n\t\t\t\t\t\tfor (let i = 0; i < model.children.length;
97 i++) {\n\n\t\t\t\t\t\t\tconst child = model.children[i];\n\n\t\t\t\t\t\t\tif (i == 1) {\n\t\t\t\t\t\t\t\tsuperstore = child;\n\n\t\t\t\t\t\t\t var d = new Date();\n\t\t\t\t\t\t\t var h = d.getHours();\n\n\t\t\t\t\t\t\t if (h < 7 || h >= 18) {\n\t\t\t\t\t\t\t\t\tchild.material = superstoreNightMaterial;\n\t\t\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t\t\tchild.material = superstoreMaterial;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t} else if (i == 0) {\n\t\t\t\t\t\t\t\tdalston = child;\n\t\t\t\t\t\t\t if (h < 7 || h >= 18) {\n\t\t\t\t\t\t\t\t\tchild.material = dalstonNightMaterial;\n\t\t\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t\t\tchild.material = dalstonMaterial;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\tchild.material.side = _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"DoubleSide\"]\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tmodel.rotation.x = (Math.PI / 2);\n\t\t\t\tmodel.position.y = 0.8;\n\t\t\t\tmodel.position.x = -0.1;\n\n\t\t\t\tscene.add(model);\n\n\t\t\t\tonResize();\n\n\t\t\t\twindow.addEventListener('mousewheel',spinModelChildrenThrottled);\n\t\t\t\twindow.addEventListener('touchstart', onHomepageTouchstart);\n\n\t\t\t\tanimate();\n\n\t\t} );\n\n\t} );\n\n\twindow.addEventListener('resize', onResize)\n\n\n}\n\nfunction animate() {\n\n\tif (window.isNightMode == true) {\n\t\tif (composer) {\n\t\t\tcomposer.render();\n\t\t}\n\t} else {\n\t\tif (renderer, scene, camera) {\n\t\t\trenderer.render(scene, camera);\n\t\t}\n\t}\n\n}\n\nconst onChangeDayNightModeHomepage = () => {\n\tif (window.isNightMode == false) {\n\t\t//day mode\n\t\tif (dalston && superstore) {\n\t\t\tdalston.material = dalstonMaterial;\n\t\t\tsuperstore.material = superstoreMaterial;\n\t\t}\n\t\tif (ambientLight) {\n\t\t\tambientLight.color.r = 1;\n\t\t\tambientLight.color.g = 1;\n\t\t\tambientLight.color.b = 1;\n\t\t}\n\t\tif (scene) {\n\t\t\tscene.background = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Color\"]( 0xffffff );\n\t\t}\n\t\tif (renderer) {\n\t\t\trenderer.toneMapping = _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"ACESFilmicToneMapping\"];\n\t\t\t// renderer.toneMapping = THREE.NoToneMapping;\n\t\t\trenderer.toneMappingExposure = 1;\n\t\t}\n\t\tif (renderer) {\n\t\t\trenderer.render(scene, camera);\n\t\t}\n\t\tconsole.log('daytime')\n\t} else {\n\t\t//is night\n\t\tif (dalston && superstore) {\n\t\t\tdalston.material = dalstonNightMaterial;\n\t\t\tsuperstore.material = superstoreNightMaterial;\n\t\t}\n\t\tif (ambientLight) {\n\t\t\tambientLight.color.r = 0.25098039215686274;\n\t\t\tambientLight.color.g = 0.25098039215686274;\n\t\t\tambientLight.color.b = 0.25098039215686274;\n\t\t}\n\t\tif (scene) {\n\t\t\tscene.background = new _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Color\"]( 0x000000 );\n\t\t}\n\t\tif (renderer) {\n\t\t\trenderer.toneMapping = _vendor_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"ReinhardToneMapping\"];\n\t\t\trenderer.toneMappingExposure = 0.4;\n\t\t}\n\t\tif (composer) {\n\t\t\tcomposer.render()\n\t\t}\n\t}\n}\n\n\nconst autorunHomepageSplash = () => {\n\twindow.removeEventListener('nightModeSwitched',onChangeDayNightModeHomepage);\n\twindow.addEventListener('nightModeSwitched',onChangeDayNightModeHomepage);\n\t// console.log('getting this far')\n}\n\nwindow.addEventListener('DOMContentLoaded',autorunHomepageSplash);\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/main.js?"); 98 99/***/ }), 100
101/***/ "./homepage-splash-assets/src/js/vendor/build/three.module.js": 102/*!********************************************************************!*\ 103 !*** ./homepage-splash-assets/src/js/vendor/build/three.module.js ***! 104 \********************************************************************/ 105/*! exports provided: ACESFilmicToneMapping, AddEquation, AddOperation, AdditiveAnimationBlendMode, AdditiveBlending, AlphaFormat, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightProbe, AnimationClip, AnimationLoader, AnimationMixer, AnimationObjectGroup, AnimationUtils, ArcCurve, ArrayCamera, ArrowHelper, Audio, AudioAnalyser, AudioContext, AudioListener, AudioLoader, AxesHelper, AxisHelper, BackSide, BasicDepthPacking, BasicShadowMap, BinaryTextureLoader, Bone, BooleanKeyframeTrack, BoundingBoxHelper, Box2, Box3, Box3Helper, BoxBufferGeometry, BoxGeometry, BoxHelper, BufferAttribute, BufferGeometry, BufferGeometryLoader, ByteType, Cache, Camera, CameraHelper, CanvasRenderer, CanvasTexture, CatmullRomCurve3, CineonToneMapping, CircleBufferGeometry, CircleGeometry, ClampToEdgeWrapping, Clock, ClosedSplineCurve3, Color, ColorKeyframeTrack, CompressedTexture, CompressedTextureLoader, ConeBufferGeometry, ConeGeometry, CubeCamera, CubeGeometry, CubeReflectionMapping, CubeRefractionMapping, CubeTexture, CubeTextureLoader, CubeUVReflectionMapping, CubeUVRefractionMapping, CubicBezierCurve, CubicBezierCurve3, CubicInterpolant, CullFaceBack, CullFaceFront, CullFaceFrontBack, CullFaceNone, Curve, CurvePath, CustomBlending, CustomToneMapping, CylinderBufferGeometry, CylinderGeometry, Cylindrical, DataTexture, DataTexture2DArray, DataTexture3D, DataTextureLoader, DecrementStencilOp, DecrementWrapStencilOp, DefaultLoadingManager, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightHelper, DirectionalLightShadow, DiscreteInterpolant, DodecahedronBufferGeometry, DodecahedronGeometry, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicBufferAttribute, DynamicCopyUsage, DynamicDrawUsage, DynamicReadUsage, EdgesGeometry, EdgesHelper, EllipseCurve, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, Euler, EventDispatcher, ExtrudeBufferGeometry, ExtrudeGeometry, Face3, Face4, FaceColors, FileLoader, FlatShading, Float32Attribute, Float32BufferAttribute, Float64Attribute, Float64BufferAttribute, FloatType, Fog, FogExp2, Font, FontLoader, FrontSide, Frustum, GammaEncoding, Geometry, GeometryUtils, GreaterDepth, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, GridHelper, Group, HalfFloatType, HemisphereLight, HemisphereLightHelper, HemisphereLightProbe, IcosahedronBufferGeometry, IcosahedronGeometry, ImageBitmapLoader, ImageLoader, ImageUtils, ImmediateRenderObject, IncrementStencilOp, IncrementWrapStencilOp, InstancedBufferAttribute, InstancedBufferGeometry, InstancedInterleavedBuffer, InstancedMesh, Int16Attribute, Int16BufferAttribute, Int32Attribute, Int32BufferAttribute, Int8Attribute, Int8BufferAttribute, IntType, InterleavedBuffer, InterleavedBufferAttribute, Interpolant, InterpolateDiscrete, InterpolateLinear, InterpolateSmooth, InvertStencilOp, JSONLoader, KeepStencilOp, KeyframeTrack, LOD, LatheBufferGeometry, LatheGeometry, Layers, LensFlare, LessDepth, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, Light, LightProbe, LightShadow, Line, Line3, LineBasicMaterial, LineCurve, LineCurve3, LineDashedMaterial, LineLoop, LinePieces, LineSegments, LineStrip, LinearEncoding, LinearFilter, LinearInterpolant, LinearMipMapLinearFilter, LinearMipMapNearestFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearToneMapping, Loader, LoaderUtils, LoadingManager, LogLuvEncoding, LoopOnce, LoopPingPong, LoopRepeat, LuminanceAlphaFormat, LuminanceFormat, MOUSE, Material, MaterialLoader, Math, MathUtils, Matrix3, Matrix4, MaxEquation, Mesh, MeshBasicMaterial, MeshDepthMaterial, MeshDistanceMaterial, MeshFaceMaterial, MeshLambertMaterial, MeshMatcapMaterial, MeshNormalMaterial, MeshPhongMaterial, MeshPhysicalMaterial, MeshStandardMaterial, MeshToonMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, MultiMaterial, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipMapLinearFilter, NearestMipMapNearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeverDepth, NeverStencilFunc, NoBlending, NoColors, NoToneMapping, NormalAnimationBlendMode, NormalBlending, NotEqualDepth, NotEqualStencilFunc, NumberKeyframeTrack, Object3D, ObjectLoader, ObjectSpaceNormalMap, OctahedronBufferGeometry, OctahedronGeometry, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, Orthogra
105phicCamera, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, ParametricBufferGeometry, ParametricGeometry, Particle, ParticleBasicMaterial, ParticleSystem, ParticleSystemMaterial, Path, PerspectiveCamera, Plane, PlaneBufferGeometry, PlaneGeometry, PlaneHelper, PointCloud, PointCloudMaterial, PointLight, PointLightHelper, Points, PointsMaterial, PolarGridHelper, PolyhedronBufferGeometry, PolyhedronGeometry, PositionalAudio, PropertyBinding, PropertyMixer, QuadraticBezierCurve, QuadraticBezierCurve3, Quaternion, QuaternionKeyframeTrack, QuaternionLinearInterpolant, REVISION, RGBADepthPacking, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBDEncoding, RGBEEncoding, RGBEFormat, RGBFormat, RGBIntegerFormat, RGBM16Encoding, RGBM7Encoding, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RawShaderMaterial, Ray, Raycaster, RectAreaLight, RedFormat, RedIntegerFormat, ReinhardToneMapping, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RingBufferGeometry, RingGeometry, SRGB8_ALPHA8_ASTC_10x10_Format, SRGB8_ALPHA8_ASTC_10x5_Format, SRGB8_ALPHA8_ASTC_10x6_Format, SRGB8_ALPHA8_ASTC_10x8_Format, SRGB8_ALPHA8_ASTC_12x10_Format, SRGB8_ALPHA8_ASTC_12x12_Format, SRGB8_ALPHA8_ASTC_4x4_Format, SRGB8_ALPHA8_ASTC_5x4_Format, SRGB8_ALPHA8_ASTC_5x5_Format, SRGB8_ALPHA8_ASTC_6x5_Format, SRGB8_ALPHA8_ASTC_6x6_Format, SRGB8_ALPHA8_ASTC_8x5_Format, SRGB8_ALPHA8_ASTC_8x6_Format, SRGB8_ALPHA8_ASTC_8x8_Format, Scene, SceneUtils, ShaderChunk, ShaderLib, ShaderMaterial, ShadowMaterial, Shape, ShapeBufferGeometry, ShapeGeometry, ShapePath, ShapeUtils, ShortType, Skeleton, SkeletonHelper, SkinnedMesh, SmoothShading, Sphere, SphereBufferGeometry, SphereGeometry, Spherical, SphericalHarmonics3, Spline, SplineCurve, SplineCurve3, SpotLight, SpotLightHelper, SpotLightShadow, Sprite, SpriteMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StaticCopyUsage, StaticDrawUsage, StaticReadUsage, StereoCamera, StreamCopyUsage, StreamDrawUsage, StreamReadUsage, StringKeyframeTrack, SubtractEquation, SubtractiveBlending, TOUCH, TangentSpaceNormalMap, TetrahedronBufferGeometry, TetrahedronGeometry, TextBufferGeometry, TextGeometry, Texture, TextureLoader, TorusBufferGeometry, TorusGeometry, TorusKnotBufferGeometry, TorusKnotGeometry, Triangle, TriangleFanDrawMode, TriangleStripDrawMode, TrianglesDrawMode, TubeBufferGeometry, TubeGeometry, UVMapping, Uint16Attribute, Uint16BufferAttribute, Uint32Attribute, Uint32BufferAttribute, Uint8Attribute, Uint8BufferAttribute, Uint8ClampedAttribute, Uint8ClampedBufferAttribute, Uniform, UniformsLib, UniformsUtils, UnsignedByteType, UnsignedInt248Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShort565Type, UnsignedShortType, VSMShadowMap, Vector2, Vector3, Vector4, VectorKeyframeTrack, Vertex, VertexColors, VideoTexture, WebGL1Renderer, WebGLCubeRenderTarget, WebGLMultisampleRenderTarget, WebGLRenderTarget, WebGLRenderTargetCube, WebGLRenderer, WebGLUtils, WireframeGeometry, WireframeHelper, WrapAroundEnding, XHRLoader, ZeroCurvatureEnding, ZeroFactor, ZeroSlopeEnding, ZeroStencilOp, sRGBEncoding */ 106/***/ (function(module, __webpack_exports__, __webpack_require__) { 107 108"use strict"; 109eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ACESFilmicToneMapping\", function() { return ACESFilmicToneMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AddEquation\", function() { return AddEquation; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AddOperation\", function() { return AddOperation; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AdditiveAnimationBlendMode\", function() { return AdditiveAnimationBlendMode; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AdditiveBlending\", function() { return AdditiveBlending; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AlphaFormat\", function() { return AlphaFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AlwaysDepth\", function() { return AlwaysDepth; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AlwaysStencilFunc\", function() { return AlwaysStencilFunc; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AmbientLight\", function() { return AmbientLight; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AmbientLightProbe\", function() { return AmbientLightProbe; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AnimationClip\", function() { return AnimationClip; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AnimationLoader\", function() { return AnimationLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AnimationMixer\", function() { return AnimationMixer; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AnimationObjectGroup\", function() { return AnimationObjectGroup; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AnimationUtils\", function() { return AnimationUtils; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ArcCurve\", function() { return ArcCurve; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ArrayCamera\", function() { return ArrayCamera; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ArrowHelper\", function() { return ArrowHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Audio\", function() { return Audio; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AudioAnalyser\", function() { return AudioAnalyser; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AudioContext\", function() { return AudioContext; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AudioListener\", function() { return AudioListener; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AudioLoader\", function() { return AudioLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AxesHelper\", function() { return AxesHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"AxisHelper\", function() { return AxisHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"BackSide\", function() { return BackSide; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"BasicDepthPacking\", function() { return BasicDepthPacking; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"BasicShadowMap\", function() { return BasicShadowMap; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"BinaryTextureLoader\", function() { return BinaryTextureLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Bone\", function() { return Bone; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"BooleanKeyframeTrack\", function() { return BooleanKeyframeTrack; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"BoundingBoxHelper\", function() { return BoundingBoxHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Box2\", function() { return Box2; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Box3\", function() { return Box3; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Box3Helper\", function() { return Box3Helper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"BoxBufferGeometry\", function() { return BoxBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"BoxGeometry\", function() { return BoxGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"BoxHelper\", function() { return BoxHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"BufferAttribute\", function() { return BufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"BufferGeometry\", function() { return BufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"BufferGeometryLoader\", function() { return BufferGeometryLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ByteType\", function() { return ByteType; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Cache\", function() { return Cache; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Camera\", function() { return Camera; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CameraHelper\", function() { return CameraHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CanvasRenderer\", function() { return CanvasRenderer; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CanvasTexture\", function() { return CanvasTexture; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CatmullRomCurve3\", function() { return CatmullRomCurve3; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CineonToneMapping\", function() { return CineonToneMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Cir
109cleBufferGeometry\", function() { return CircleBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CircleGeometry\", function() { return CircleGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ClampToEdgeWrapping\", function() { return ClampToEdgeWrapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Clock\", function() { return Clock; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ClosedSplineCurve3\", function() { return ClosedSplineCurve3; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Color\", function() { return Color; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ColorKeyframeTrack\", function() { return ColorKeyframeTrack; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CompressedTexture\", function() { return CompressedTexture; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CompressedTextureLoader\", function() { return CompressedTextureLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ConeBufferGeometry\", function() { return ConeBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ConeGeometry\", function() { return ConeGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CubeCamera\", function() { return CubeCamera; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CubeGeometry\", function() { return BoxGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CubeReflectionMapping\", function() { return CubeReflectionMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CubeRefractionMapping\", function() { return CubeRefractionMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CubeTexture\", function() { return CubeTexture; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CubeTextureLoader\", function() { return CubeTextureLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CubeUVReflectionMapping\", function() { return CubeUVReflectionMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CubeUVRefractionMapping\", function() { return CubeUVRefractionMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CubicBezierCurve\", function() { return CubicBezierCurve; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CubicBezierCurve3\", function() { return CubicBezierCurve3; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CubicInterpolant\", function() { return CubicInterpolant; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CullFaceBack\", function() { return CullFaceBack; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CullFaceFront\", function() { return CullFaceFront; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CullFaceFrontBack\", function() { return CullFaceFrontBack; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CullFaceNone\", function() { return CullFaceNone; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Curve\", function() { return Curve; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CurvePath\", function() { return CurvePath; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CustomBlending\", function() { return CustomBlending; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CustomToneMapping\", function() { return CustomToneMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CylinderBufferGeometry\", function() { return CylinderBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CylinderGeometry\", function() { return CylinderGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Cylindrical\", function() { return Cylindrical; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DataTexture\", function() { return DataTexture; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DataTexture2DArray\", function() { return DataTexture2DArray; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DataTexture3D\", function() { return DataTexture3D; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DataTextureLoader\", function() { return DataTextureLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DecrementStencilOp\", function() { return DecrementStencilOp; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DecrementWrapStencilOp\", function() { return DecrementWrapStencilOp; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DefaultLoadingManager\", function() { return DefaultLoadingManager; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DepthFormat\", function() { return DepthFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DepthStencilFormat\", function() { return DepthStencilFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DepthTexture\", function() { return DepthTexture; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DirectionalLight\", function() { return DirectionalLight; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DirectionalLightHelper\", function() { return DirectionalLightHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DirectionalLightShadow\", function() { return DirectionalLightShadow; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DiscreteInterpolant\", function() { return DiscreteInterpolant; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DodecahedronBufferGeometry\", function() { return DodecahedronBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DodecahedronGeometry\", function() { return DodecahedronGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DoubleSide\", function() { return DoubleSide; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DstAlphaFactor\", function() { return DstAlphaFactor; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DstColorFactor\", function() { return DstColorFactor; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DynamicBufferAttribute\", function() { return DynamicBufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DynamicCopyUsage\", function() { return DynamicCopyUsage; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DynamicDrawUsage\", function() { return DynamicDrawUsage; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DynamicReadUsage\", function() { return DynamicReadUsage; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"EdgesGeometry\", function() { return EdgesGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"EdgesHelper\", function() { return EdgesHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"EllipseCurve\", function() { return EllipseCurve; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"EqualDepth\", function() { return EqualDepth; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"EqualStencilFunc\", function() { return EqualStencilFunc; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"EquirectangularReflectionMapping\", function() { return EquirectangularReflectionMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"EquirectangularRefractionMapping\", function() { return EquirectangularRefractionMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Euler\", function() { return Euler; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"EventDispatcher\", function() { return EventDispatcher; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ExtrudeBufferGeometry\", function() { return ExtrudeBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ExtrudeGeometry\", function() { return ExtrudeGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Face3\", function() { return Face3; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Face4\", function() { return Face4; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"FaceColors\", function() { return FaceColors; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"FileLoader\", function() { return FileLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"FlatShading\", function() { return FlatShading; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Float32Attribute\", function() { return Float32Attribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Float32BufferAttribute\", function() { return Float32BufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Float64Attribute\", function() { return Float64Attribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Float64BufferAttribute\", function() { return Float64BufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"FloatType\", function() { return FloatType; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Fog\", function() { return Fog; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"FogExp2\", function() { return FogExp2; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Font\", function() { return Font; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"FontLoader\", function() { return FontLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"FrontSide\", function() { return FrontSide; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Frustum\", function() { return Frustum; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"GammaEncoding\", function() { return GammaEncoding; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Geometry\", function() { return Geometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"GeometryUtils\", function() { return GeometryUtils; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"GreaterDepth\", function() { return GreaterDepth; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"GreaterEqualDepth\", function() { return GreaterEqualDepth; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"GreaterEqualStencilFunc\", function() { return GreaterEqualStencilFunc; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"GreaterStencilFunc\", function() { return GreaterStencilFunc; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"GridHelper\", function() { return GridHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Group\", function() { return Group; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"HalfFloatType\", function() { return HalfFloatType; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"HemisphereLight\", function() { return HemisphereLight; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"HemisphereLightHelper\", function() { return HemisphereLightHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"HemisphereLightProbe\", function() { return HemisphereLightProbe; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"IcosahedronBufferGeometry\", function() { return IcosahedronBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"IcosahedronGeometry\", function() { return IcosahedronGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ImageBitmapLoader\", function() { return ImageBitmapLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ImageLoader\", function() { return ImageLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ImageUtils\", function() { return ImageUtils; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ImmediateRenderObject\", function() { return ImmediateRenderObject; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"IncrementStencilOp\", function() { return IncrementStencilOp; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"IncrementWrapStencilOp\", function() { return IncrementWrapStencilOp; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"InstancedBufferAttribute\", function() { return InstancedBufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"InstancedBufferGeometry\", function() { return InstancedBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"InstancedInterleavedBuffer\", function() { return InstancedInterleavedBuffer; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"InstancedMesh\", function() { return InstancedMesh; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Int16Attribute\", function() { return Int16Attribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Int16BufferAttribute\", function() { return Int16BufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Int32Attribute\", function() { return Int32Attribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Int32BufferAttribute\", function() { return Int32BufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Int8Attribute\", function() { return Int8Attribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Int8BufferAttribute\", function() { return Int8BufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"IntType\", function() { return IntType; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"InterleavedBuffer\", function() { return InterleavedBuffer; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"InterleavedBufferAttribute\", function() { return InterleavedBufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Interpolant\", function() { return Interpolant; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"InterpolateDiscrete\", function() { return InterpolateDiscrete; });\n/* harmony export (binding) */ __webpack_requ
109ire__.d(__webpack_exports__, \"InterpolateLinear\", function() { return InterpolateLinear; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"InterpolateSmooth\", function() { return InterpolateSmooth; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"InvertStencilOp\", function() { return InvertStencilOp; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"JSONLoader\", function() { return JSONLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"KeepStencilOp\", function() { return KeepStencilOp; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"KeyframeTrack\", function() { return KeyframeTrack; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LOD\", function() { return LOD; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LatheBufferGeometry\", function() { return LatheBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LatheGeometry\", function() { return LatheGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Layers\", function() { return Layers; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LensFlare\", function() { return LensFlare; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LessDepth\", function() { return LessDepth; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LessEqualDepth\", function() { return LessEqualDepth; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LessEqualStencilFunc\", function() { return LessEqualStencilFunc; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LessStencilFunc\", function() { return LessStencilFunc; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Light\", function() { return Light; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LightProbe\", function() { return LightProbe; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LightShadow\", function() { return LightShadow; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Line\", function() { return Line; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Line3\", function() { return Line3; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LineBasicMaterial\", function() { return LineBasicMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LineCurve\", function() { return LineCurve; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LineCurve3\", function() { return LineCurve3; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LineDashedMaterial\", function() { return LineDashedMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LineLoop\", function() { return LineLoop; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LinePieces\", function() { return LinePieces; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LineSegments\", function() { return LineSegments; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LineStrip\", function() { return LineStrip; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LinearEncoding\", function() { return LinearEncoding; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LinearFilter\", function() { return LinearFilter; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LinearInterpolant\", function() { return LinearInterpolant; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LinearMipMapLinearFilter\", function() { return LinearMipMapLinearFilter; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LinearMipMapNearestFilter\", function() { return LinearMipMapNearestFilter; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LinearMipmapLinearFilter\", function() { return LinearMipmapLinearFilter; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LinearMipmapNearestFilter\", function() { return LinearMipmapNearestFilter; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LinearToneMapping\", function() { return LinearToneMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Loader\", function() { return Loader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LoaderUtils\", function() { return LoaderUtils; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LoadingManager\", function() { return LoadingManager; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LogLuvEncoding\", function() { return LogLuvEncoding; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LoopOnce\", function() { return LoopOnce; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LoopPingPong\", function() { return LoopPingPong; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LoopRepeat\", function() { return LoopRepeat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LuminanceAlphaFormat\", function() { return LuminanceAlphaFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LuminanceFormat\", function() { return LuminanceFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MOUSE\", function() { return MOUSE; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Material\", function() { return Material; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MaterialLoader\", function() { return MaterialLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Math\", function() { return MathUtils; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MathUtils\", function() { return MathUtils; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Matr
109ix3\", function() { return Matrix3; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Matrix4\", function() { return Matrix4; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MaxEquation\", function() { return MaxEquation; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Mesh\", function() { return Mesh; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MeshBasicMaterial\", function() { return MeshBasicMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MeshDepthMaterial\", function() { return MeshDepthMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MeshDistanceMaterial\", function() { return MeshDistanceMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MeshFaceMaterial\", function() { return MeshFaceMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MeshLambertMaterial\", function() { return MeshLambertMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MeshMatcapMaterial\", function() { return MeshMatcapMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MeshNormalMaterial\", function() { return MeshNormalMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MeshPhongMaterial\", function() { return MeshPhongMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MeshPhysicalMaterial\", function() { return MeshPhysicalMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MeshStandardMaterial\", function() { return MeshStandardMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MeshToonMaterial\", function() { return MeshToonMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MinEquation\", function() { return MinEquation; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MirroredRepeatWrapping\", function() { return MirroredRepeatWrapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MixOperation\", function() { return MixOperation; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MultiMaterial\", function() { return MultiMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MultiplyBlending\", function() { return MultiplyBlending; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MultiplyOperation\", function() { return MultiplyOperation; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NearestFilter\", function() { return NearestFilter; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NearestMipMapLinearFilter\", function() { return NearestMipMapLinearFilter; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NearestMipMapNearestFilter\", function() { return NearestMipMapNearestFilter; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NearestMipmapLinearFilter\", function() { return NearestMipmapLinearFilter; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NearestMipmapNearestFilter\", function() { return NearestMipmapNearestFilter; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NeverDepth\", function() { return NeverDepth; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NeverStencilFunc\", function() { return NeverStencilFunc; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NoBlending\", function() { return NoBlending; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NoColors\", function() { return NoColors; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"N
109oToneMapping\", function() { return NoToneMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NormalAnimationBlendMode\", function() { return NormalAnimationBlendMode; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NormalBlending\", function() { return NormalBlending; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NotEqualDepth\", function() { return NotEqualDepth; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NotEqualStencilFunc\", function() { return NotEqualStencilFunc; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"NumberKeyframeTrack\", function() { return NumberKeyframeTrack; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Object3D\", function() { return Object3D; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ObjectLoader\", function() { return ObjectLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ObjectSpaceNormalMap\", function() { return ObjectSpaceNormalMap; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"OctahedronBufferGeometry\", function() { return OctahedronBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"OctahedronGeometry\", function() { return OctahedronGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"OneFactor\", function() { return OneFactor; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"OneMinusDstAlphaFactor\", function() { return OneMinusDstAlphaFactor; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"OneMinusDstColorFactor\", function() { return OneMinusDstColorFactor; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"OneMinusSrcAlphaFactor\", function() { return OneMinusSrcAlphaFactor; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"OneMinusSrcColorFactor\", function() { return OneMinusSrcColorFactor; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"OrthographicCamera\", function() { return OrthographicCamera; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PCFShadowMap\", function() { return PCFShadowMap; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PCFSoftShadowMap\", function() { return PCFSoftShadowMap; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PMREMGenerator\", function() { return PMREMGenerator; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ParametricBufferGeometry\", function() { return ParametricBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ParametricGeometry\", function() { return ParametricGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Particle\", function() { return Particle; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ParticleBasicMaterial\", function() { return ParticleBasicMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ParticleSystem\", function() { return ParticleSystem; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ParticleSystemMaterial\", function() { return ParticleSystemMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Path\", function() { return Path; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PerspectiveCamera\", function() { return PerspectiveCamera; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Plane\", function() { return Plane; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PlaneBufferGeometry\", function() { return PlaneBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PlaneGeometry\", function() { return PlaneGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PlaneHelper\", function() { return PlaneHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PointCloud\", function() { return PointCloud; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PointCloudMaterial\", function() { return PointCloudMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PointLight\", function() { return PointLight; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PointLightHelper\", function() { return PointLightHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Points\", function() { return Points; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PointsMaterial\", function() { return PointsMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PolarGridHelper\", function() { return PolarGridHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PolyhedronBufferGeometry\", function() { return PolyhedronBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PolyhedronGeometry\", function() { return PolyhedronGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PositionalAudio\", function() { return PositionalAudio; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PropertyBinding\", function() { return PropertyBinding; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"PropertyMixer\", function() { return PropertyMixer; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"QuadraticBezierCurve\", function() { return QuadraticBezierCurve; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"QuadraticBezierCurve3\", function() { return QuadraticBezierCurve3; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Quaternion\", function() { return Quaternion; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"QuaternionKeyframeTrack\", function() { return QuaternionKeyframeTrack; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"QuaternionLinearInterpolant\", function() { return QuaternionLinearInterpolant; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"REVISION\", function() { return REVISION; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBADepthPacking\", function() { return RGBADepthPacking; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBAFormat\", function() { return RGBAFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBAIntegerFormat\", function() { return RGBAIntegerFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_10x10_Format\", function() { return RGBA_ASTC_10x10_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_10x5_Format\", function() { return RGBA_ASTC_10x5_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_10x6_Format\", function() { return RGBA_ASTC_10x6_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_10x8_Format\", function() { return RGBA_ASTC_10x8_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_12x10_Format\", function() { return RGBA_ASTC_12x10_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_12x12_Format\", function() { return RGBA_ASTC_12x12_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_4x4_Format\", function() { return RGBA_ASTC_4x4_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_5x4_Format\", function() { return RGBA_ASTC_5x4_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_5x5_Format\", function() { return RGBA_ASTC_5x5_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_6x5_Format\", function() { return RGBA_ASTC_6x5_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_6x6_Format\", function() { return RGBA_ASTC_6x6_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_8x5_Format\", function() { return RGBA_ASTC_8x5_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_8x6_Format\", function() { return RGBA_ASTC_8x6_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ASTC_8x8_Format\", function() { return RGBA_ASTC_8x8_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_BPTC_Format\", function() { return RGBA_BPTC_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_ETC2_EAC_Format\", function() { return RGBA_ETC2_EAC_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_PVRTC_2BPPV1_Format\", function() { return RGBA_PVRTC_2BPPV1_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_PVRTC_4BPPV1_Format\", function() { return RGBA_PVRTC_4BPPV1_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_S3TC_DXT1_Format\", function() { return RGBA_S3TC_DXT1_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_S3TC_DXT3_Format\", function() { return RGBA_S3TC_DXT3_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBA_S3TC_DXT5_Format\", function() { return RGBA_S3TC_DXT5_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBDEncoding\", function() { return RGBDEncoding; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBEEncoding\", function() { return RGBEEncoding; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBEFormat\", function() { return RGBEFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBFormat\", function() { return RGBFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBIntegerFormat\", function() { return RGBIntegerFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBM16Encoding\", function() { return RGBM16Encoding; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGBM7Encoding\", function() { return RGBM7Encoding; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGB_ETC1_Format\", function() { return RGB_ETC1_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGB_ETC2_Format\", function() { return RGB_ETC2_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGB_PVRTC_2BPPV1_Format\", function() { return RGB_PVRTC_2BPPV1_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGB_PVRTC_4BPPV1_Format\", function() { return RGB_PVRTC_4BPPV1_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGB_S3TC_DXT1_Format\", function() { return RGB_S3TC_DXT1_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGFormat\", function() { return RGFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RGIntegerFormat\", function() { return RGIntegerFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RawShaderMaterial\", function() { return RawS
109haderMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Ray\", function() { return Ray; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Raycaster\", function() { return Raycaster; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RectAreaLight\", function() { return RectAreaLight; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RedFormat\", function() { return RedFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RedIntegerFormat\", function() { return RedIntegerFormat; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ReinhardToneMapping\", function() { return ReinhardToneMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RepeatWrapping\", function() { return RepeatWrapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ReplaceStencilOp\", function() { return ReplaceStencilOp; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ReverseSubtractEquation\", function() { return ReverseSubtractEquation; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RingBufferGeometry\", function() { return RingBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RingGeometry\", function() { return RingGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_10x10_Format\", function() { return SRGB8_ALPHA8_ASTC_10x10_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_10x5_Format\", function() { return SRGB8_ALPHA8_ASTC_10x5_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_10x6_Format\", function() { return SRGB8_ALPHA8_ASTC_10x6_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_10x8_Format\", function() { return SRGB8_ALPHA8_ASTC_10x8_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_12x10_Format\", function() { return SRGB8_ALPHA8_ASTC_12x10_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_12x12_Format\", function() { return SRGB8_ALPHA8_ASTC_12x12_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_4x4_Format\", function() { return SRGB8_ALPHA8_ASTC_4x4_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_5x4_Format\", function() { return SRGB8_ALPHA8_ASTC_5x4_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_5x5_Format\", function() { return SRGB8_ALPHA8_ASTC_5x5_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_6x5_Format\", function() { return SRGB8_ALPHA8_ASTC_6x5_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_6x6_Format\", function() { return SRGB8_ALPHA8_ASTC_6x6_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_8x5_Format\", function() { return SRGB8_ALPHA8_ASTC_8x5_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_8x6_Format\", function() { return SRGB8_ALPHA8_ASTC_8x6_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SRGB8_ALPHA8_ASTC_8x8_Format\", function() { return SRGB8_ALPHA8_ASTC_8x8_Format; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Scene\", function() { return Scene; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SceneUtils\", function() { return SceneUtils; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ShaderChunk\", function() { return ShaderChunk; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ShaderLib\", function() { return ShaderLib; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ShaderMaterial\", function() { return ShaderMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ShadowMaterial\", function() { return ShadowMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Shape\", function() { return Shape; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ShapeBufferGeometry\", function() { return ShapeBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ShapeGeometry\", function() { return ShapeGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ShapePath\", function() { return ShapePath; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ShapeUtils\", function() { return ShapeUtils; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ShortType\", function() { return ShortType; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Skeleton\", function() { return Skeleton; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SkeletonHelper\", function() { return SkeletonHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SkinnedMesh\", function() { return SkinnedMesh; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SmoothShading\", function() { return SmoothShading; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Sphere\", function() { return Sphere; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SphereBufferGeometry\", function() { return SphereBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SphereGeometry\", function() { return SphereGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Spherical\", function() { return Spherical; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SphericalHarmonics3\", function() { return SphericalHarmonics3; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Spline\", function() { return Spline; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SplineCurve\", function() { return SplineCurve; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SplineCurve3\", function() { return SplineCurve3; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SpotLight\", function() { return SpotLight; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SpotLightHelper\", function() { return SpotLightHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SpotLightShadow\", function() { return SpotLightShadow; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Sprite\", function() { return Sprite; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SpriteMaterial\", function() { return SpriteMaterial; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SrcAlphaFactor\", function() { return SrcAlphaFactor; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SrcAlphaSaturateFactor\", function() { return SrcAlphaSaturateFactor; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SrcColorFactor\", function() { return SrcColorFactor; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"StaticCopyUsage\", function() { return StaticCopyUsage; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"StaticDrawUsage\", function() { return StaticDrawUsage; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"StaticReadUsage\", function() { return StaticReadUsage; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"StereoCamera\", function() { return StereoCamera; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"StreamCopyUsage\", function() { return StreamCopyUsage; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"StreamDrawUsage\", function() { return StreamDrawUsage; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"StreamReadUsage\", function() { return StreamReadUsage; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"StringKeyframeTrack\", function() { return StringKeyframeTrack; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SubtractEquation\", function() { return SubtractEquation; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SubtractiveBlending\", function() { return SubtractiveBlending; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TOUCH\", function() { return TOUCH; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TangentSpaceNormalMap\", function() { return TangentSpaceNormalMap; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TetrahedronBufferGeometry\", function() { return TetrahedronBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TetrahedronGeometry\", function() { return TetrahedronGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TextBufferGeometry\", function() { return TextBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TextGeometry\", function() { return TextGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Texture\", function() { return Texture; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TextureLoader\", function() { return TextureLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TorusBufferGeometry\", function() { return TorusBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TorusGeometry\", function() { return TorusGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TorusKnotBufferGeometry\", function() { return TorusKnotBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TorusKnotGeometry\", function() { return TorusKnotGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Triangle\", function() { return Triangle; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TriangleFanDrawMode\", function() { return TriangleFanDrawMode; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TriangleStripDrawMode\", function() { return TriangleStripDrawMode; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TrianglesDrawMode\", function() { return TrianglesDrawMode; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TubeBufferGeometry\", function() { return TubeBufferGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"TubeGeometry\", function() { return TubeGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"UVMapping\", function() { return UVMapping; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Uint16Attribute\", function() { return Uint16Attribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Uint16BufferAttribute\", function() { return Uint16BufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Uint32Attribute\", function() { return Uint32Attribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Uint32BufferAttribute\", function() { return Uint32BufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Uint8Attribute\", function() { return Uint8Attribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Uint8BufferAttribute\", function() { return Uint8BufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Uint8ClampedAttribute\", function() { return Uint8ClampedAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Uint8ClampedBufferAttribute\", function() { return Uint8ClampedBufferAttribute; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Uniform\", function() { return Uniform; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"UniformsLib\", function() { return UniformsLib; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"UniformsUtils\", function() { return UniformsUtils; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"UnsignedByteType\", function() { return UnsignedByteType; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"UnsignedInt248Type\", function() { return UnsignedInt248Type; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"UnsignedIntType\", function() { return UnsignedIntType; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"UnsignedShort4444Type\", function() { return UnsignedShort4444Type; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"UnsignedShort5551Type\", function() { return UnsignedShort5551Type; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"UnsignedShort565Type\", function() { return UnsignedShort565Type; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"UnsignedShortType\", function() { return UnsignedShortType; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"VSMShadowMap\", function() { return VSMShadowMap; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Vector2\", function() { return Vector2; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Vector3\", function() { return Vector3; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Vector4\", function() { return Vector4; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"VectorKeyframeTrack\", function() { return VectorKeyframeTrack; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Vertex\", function() { return Vertex; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"VertexColors\", function() { return VertexColors; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"VideoTexture\", function() { return VideoTexture; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"WebGL1Renderer\", function() { return WebGL1Renderer; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"WebGLCubeRen
109derTarget\", function() { return WebGLCubeRenderTarget; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"WebGLMultisampleRenderTarget\", function() { return WebGLMultisampleRenderTarget; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"WebGLRenderTarget\", function() { return WebGLRenderTarget; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"WebGLRenderTargetCube\", function() { return WebGLRenderTargetCube; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"WebGLRenderer\", function() { return WebGLRenderer; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"WebGLUtils\", function() { return WebGLUtils; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"WireframeGeometry\", function() { return WireframeGeometry; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"WireframeHelper\", function() { return WireframeHelper; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"WrapAroundEnding\", function() { return WrapAroundEnding; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"XHRLoader\", function() { return XHRLoader; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ZeroCurvatureEnding\", function() { return ZeroCurvatureEnding; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ZeroFactor\", function() { return ZeroFactor; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ZeroSlopeEnding\", function() { return ZeroSlopeEnding; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ZeroStencilOp\", function() { return ZeroStencilOp; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"sRGBEncoding\", function() { return sRGBEncoding; });\n// Polyfills\n\nif ( Number.EPSILON === undefined ) {\n\n\tNumber.EPSILON = Math.pow( 2, - 52 );\n\n}\n\nif ( Number.isInteger === undefined ) {\n\n\t// Missing in IE\n\t// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/isInteger\n\n\tNumber.isInteger = function ( value ) {\n\n\t\treturn typeof value === 'number' && isFinite( value ) && Math.floor( value ) === value;\n\n\t};\n\n}\n\n//\n\nif ( Math.sign === undefined ) {\n\n\t// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/sign\n\n\tMath.sign = function ( x ) {\n\n\t\treturn ( x < 0 ) ? - 1 : ( x > 0 ) ? 1 : + x;\n\n\t};\n\n}\n\nif ( 'name' in Function.prototype === false ) {\n\n\t// Missing in IE\n\t// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/name\n\n\tObject.defineProperty( Function.prototype, 'name', {\n\n\t\tget: function () {\n\n\t\t\treturn this.toString().match( /^\\s*function\\s*([^\\(\\s]*)/ )[ 1 ];\n\n\t\t}\n\n\t} );\n\n}\n\nif ( Object.assign === undefined ) {\n\n\t// Missing in IE\n\t// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign\n\n\tObject.assign = function ( target ) {\n\n\t\tif ( target === undefined || target === null ) {\n\n\t\t\tthrow new TypeError( 'Cannot convert undefined or null to object' );\n\n\t\t}\n\n\t\tconst output = Object( target );\n\n\t\tfor ( let index = 1; index < arguments.length; index ++ ) {\n\n\t\t\tconst source = arguments[ index ];\n\n\t\t\tif ( source !== undefined && source !== null ) {\n\n\t\t\t\tfor ( const nextKey in source ) {\n\n\t\t\t\t\tif ( Object.prototype.hasOwnProperty.call( source, nextKey ) ) {\n\n\t\t\t\t\t\toutput[ nextKey ] = source[ nextKey ];\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn output;\n\n\t};\n\n}\n\nconst REVISION = '119';\nconst MOUSE = { LEFT: 0, MIDDLE: 1, RIGHT: 2, ROTATE: 0, DOLLY: 1, PAN: 2 };\nconst TOUCH = { ROTATE: 0, PAN: 1, DOLLY_PAN: 2, DOLLY_ROTATE: 3 };\nconst CullFaceNone = 0;\nconst CullFaceBack = 1;\nconst CullFaceFront = 2;\nconst CullFaceFrontBack = 3;\nconst BasicShadowMap = 0;\nconst PCFShadowMap = 1;\nconst PCFSoftShadowMap = 2;\nconst VSMShadowMap = 3;
109\nconst FrontSide = 0;\nconst BackSide = 1;\nconst DoubleSide = 2;\nconst FlatShading = 1;\nconst SmoothShading = 2;\nconst NoBlending = 0;\nconst NormalBlending = 1;\nconst AdditiveBlending = 2;\nconst SubtractiveBlending = 3;\nconst MultiplyBlending = 4;\nconst CustomBlending = 5;\nconst AddEquation = 100;\nconst SubtractEquation = 101;\nconst ReverseSubtractEquation = 102;\nconst MinEquation = 103;\nconst MaxEquation = 104;\nconst ZeroFactor = 200;\nconst OneFactor = 201;\nconst SrcColorFactor = 202;\nconst OneMinusSrcColorFactor = 203;\nconst SrcAlphaFactor = 204;\nconst OneMinusSrcAlphaFactor = 205;\nconst DstAlphaFactor = 206;\nconst OneMinusDstAlphaFactor = 207;\nconst DstColorFactor = 208;\nconst OneMinusDstColorFactor = 209;\nconst SrcAlphaSaturateFactor = 210;\nconst NeverDepth = 0;\nconst AlwaysDepth = 1;\nconst LessDepth = 2;\nconst LessEqualDepth = 3;\nconst EqualDepth = 4;\nconst GreaterEqualDepth = 5;\nconst GreaterDepth = 6;\nconst NotEqualDepth = 7;\nconst MultiplyOperation = 0;\nconst MixOperation = 1;\nconst AddOperation = 2;\nconst NoToneMapping = 0;\nconst LinearToneMapping = 1;\nconst ReinhardToneMapping = 2;\nconst CineonToneMapping = 3;\nconst ACESFilmicToneMapping = 4;\nconst CustomToneMapping = 5;\n\nconst UVMapping = 300;\nconst CubeReflectionMapping = 301;\nconst CubeRefractionMapping = 302;\nconst EquirectangularReflectionMapping = 303;\nconst EquirectangularRefractionMapping = 304;\nconst CubeUVReflectionMapping = 306;\nconst CubeUVRefractionMapping = 307;\nconst RepeatWrapping = 1000;\nconst ClampToEdgeWrapping = 1001;\nconst MirroredRepeatWrapping = 1002;\nconst NearestFilter = 1003;\nconst NearestMipmapNearestFilter = 1004;\nconst NearestMipMapNearestFilter = 1004;\nconst NearestMipmapLinearFilter = 1005;\nconst NearestMipMapLinearFilter = 1005;\nconst LinearFilter = 1006;\nconst LinearMipmapNearestFilter = 1007;\nconst LinearMipMapNearestFilter = 1007;\nconst LinearMipmapLinearFilter = 1008;\nconst LinearMipMapLinearFilter = 1008;\nconst UnsignedByteType = 1009;\nconst ByteType = 1010;\nconst ShortType = 1011;\nconst UnsignedShortType = 1012;\nconst IntType = 1013;\nconst UnsignedIntType = 1014;\nconst FloatType = 1015;\nconst HalfFloatType = 1016;\nconst UnsignedShort4444Type = 1017;\nconst UnsignedShort5551Type = 1018;\nconst UnsignedShort565Type = 1019;\nconst UnsignedInt248Type = 1020;\nconst AlphaFormat = 1021;\nconst RGBFormat = 1022;\nconst RGBAFormat = 1023;\nconst LuminanceFormat = 1024;\nconst LuminanceAlphaFormat = 1025;\nconst RGBEFormat = RGBAFormat;\nconst DepthFormat = 1026;\nconst DepthStencilFormat = 1027;\nconst RedFormat = 1028;\nconst RedIntegerFormat = 1029;\nconst RGFormat = 1030;\nconst RGIntegerFormat = 1031;\nconst RGBIntegerFormat = 1032;\nconst RGBAIntegerFormat = 1033;\n\nconst RGB_S3TC_DXT1_Format = 33776;\nconst RGBA_S3TC_DXT1_Format = 33777;\nconst RGBA_S3TC_DXT3_Format = 33778;\nconst RGBA_S3TC_DXT5_Format = 33779;\nconst RGB_PVRTC_4BPPV1_Format = 35840;\nconst RGB_PVRTC_2BPPV1_Format = 35841;\nconst RGBA_PVRTC_4BPPV1_Format = 35842;\nconst RGBA_PVRTC_2BPPV1_Format = 35843;\nconst RGB_ETC1_Format = 36196;\nconst RGB_ETC2_Format = 37492;\nconst RGBA_ETC2_EAC_Format = 37496;\nconst RGBA_ASTC_4x4_Format = 37808;\nconst RGBA_ASTC_5x4_Format = 37809;\nconst RGBA_ASTC_5x5_Format = 37810;\nconst RGBA_ASTC_6x5_Format = 37811;\nconst RGBA_ASTC_6x6_Format = 37812;\nconst RGBA_ASTC_8x5_Format = 37813;\nconst RGBA_ASTC_8x6_Format = 37814;\nconst RGBA_ASTC_8x8_Format = 37815;\nconst RGBA_ASTC_10x5_Format = 37816;\nconst RGBA_ASTC_10x6_Format = 37817;\nconst RGBA_ASTC_10x8_Format = 37818;\nconst RGBA_ASTC_10x10_Format = 37819;\nconst RGBA_ASTC_12x10_Format = 37820;\nconst RGBA_ASTC_12x12_Format = 37821;\nconst RGBA_BPTC_Format = 36492;\nconst SRGB8_ALPHA8_ASTC_4x4_Format = 37840;\nconst SRGB8_ALPHA8_ASTC_5x4_Format = 37841;\nconst SRGB8_ALPHA8_ASTC_5x5_Format = 37842;\nconst SRGB8_ALPHA8_ASTC_6x5_Format = 37843;\nconst SRGB8_ALPHA8_ASTC_6x6_Format = 37844;\nconst SRGB8_ALPHA8_ASTC_8x5_Format = 37845;\nconst SRGB8_ALPHA8_ASTC_8x6_Format = 37846;\nconst SRGB8_ALPHA8_ASTC_8x8_Format = 37847;\nconst SRGB8_ALPHA8_ASTC_10x5_Format = 37848;\nconst SRGB8_ALPHA8_ASTC_10x6_Format = 37849;\nconst SRGB8_ALPHA8_ASTC_10x8_Format = 37850;\nconst SRGB8_ALPHA8_ASTC_10x10_Format = 37851;\nconst SRGB8_ALPHA8_ASTC_12x10_Format = 37852;\nconst SRGB8_ALPHA8_ASTC_12x12_Format = 37853;\nconst LoopOnce = 2200;\nconst LoopRepeat = 2201;\nconst LoopPingPong = 2202;\nconst InterpolateDiscrete = 2300;\nconst InterpolateLinear = 2301;\nconst InterpolateSmooth = 2302;\nconst ZeroCurvatureEnding = 2400;\nconst ZeroSlopeEnding = 2401;\nconst WrapAroundEnding = 2402;\nconst NormalAnimationBlendMode = 2500;\nconst AdditiveAnimationBlendMode = 2501;\nconst TrianglesDrawMode = 0;\nconst TriangleStripDrawMode = 1;\nconst TriangleFanDrawMode = 2;\nconst LinearEncoding = 3000;\nconst sRGBEncoding = 3001;\nconst GammaEncoding = 3007;\nconst RGBEEncoding = 3002;\nconst LogLuvEncoding = 3003;\nconst RGBM7Encoding = 3004;\nconst RGBM16Encoding = 3005;\nconst RGBDEncoding = 3006;\nconst BasicDepthPacking = 3200;\nconst RGBADepthPacking = 3201;\nconst TangentSpaceNormalMap = 0;\nconst ObjectSpaceNormalMap = 1;\n\nconst ZeroStencilOp = 0;\nconst KeepStencilOp = 7680;\nconst ReplaceStencilOp = 7681;\nconst IncrementStencilOp = 7682;\nconst DecrementStencilOp = 7683;\nconst IncrementWrapStencilOp = 34055;\nconst DecrementWrapStencilOp = 34056;\nconst InvertStencilOp = 5386;\n\nconst NeverStencilFunc = 512;\nconst LessStencilFunc = 513;\nconst EqualStencilFunc = 514;\nconst LessEqualStencilFunc = 515;\nconst GreaterStencilFunc = 516;\nconst NotEqualStencilFunc = 517;\nconst GreaterEqualStencilFunc = 518;\nconst AlwaysStencilFunc = 519;\n\nconst StaticDrawUsage = 35044;\nconst DynamicDrawUsage = 35048;\nconst StreamDrawUsage = 35040;\nconst StaticReadUsage = 35045;\nconst DynamicReadUsage = 35049;\nconst StreamReadUsage = 35041;\nconst StaticCopyUsage = 35046;\nconst DynamicCopyUsage = 35050;\nconst StreamCopyUsage = 35042;\n\n/**\n * https://github.com/mrdoob/eventdispatcher.js/\n */\n\nfunction EventDispatcher() {}\n\nObject.assign( EventDispatcher.prototype, {\n\n\taddEventListener: function ( type, listener ) {\n\n\t\tif ( this._listeners === undefined ) this._listeners = {};\n\n\t\tconst listeners = this._listeners;\n\n\t\tif ( listeners[ type ] === undefined ) {\n\n\t\t\tlisteners[ type ] = [];\n\n\t\t}\n\n\t\tif ( listeners[ type ].indexOf( listener ) === - 1 ) {\n\n\t\t\tlisteners[ type ].push( listener );\n\n\t\t}\n\n\t},\n\n\thasEventListener: function ( type, listener ) {\n\n\t\tif ( this._listeners === undefined ) return false;\n\n\t\tconst listeners = this._listeners;\n\n\t\treturn listeners[ type ] !== undefined && listeners[ type ].indexOf( listener ) !== - 1;\n\n\t},\n\n\tremoveEventListener: function ( type, listener ) {\n\n\t\tif ( this._listeners === undefined ) return;\n\n\t\tconst listeners = this._listeners;\n\t\tconst listenerArray = listeners[ type ];\n\n\t\tif ( listenerArray !== undefined ) {\n\n\t\t\tconst index = listenerArray.indexOf( listener );\n\n\t\t\tif ( index !== - 1 ) {\n\n\t\t\t\tlistenerArray.splice( index, 1 );\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\tdispatchEvent: function ( event ) {\n\n\t\tif ( this._listeners === undefined ) return;\n\n\t\tconst listeners = this._listeners;\n\t\tconst listenerArray = listeners[ event.type ];\n\n\t\tif ( listenerArray !== undefined ) {\n\n\t\t\tevent.target = this;\n\n\t\t\t// Make a copy, in case listeners are removed while iterating.\n\t\t\tconst array = listenerArray.slice( 0 );\n\n\t\t\tfor ( let i = 0, l = array.length; i < l; i ++ ) {\n\n\t\t\t\tarray[ i ].call( this, event );\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n} );\n\nconst _lut = [];\n\nfor ( let i = 0; i < 256; i ++ ) {\n\n\t_lut[ i ] = ( i < 16 ? '0' : '' ) + ( i ).toString( 16 );\n\n}\n\nlet _seed = 1234567;\n\nconst MathUtils = {\n\n\tDEG2RAD: Math.PI / 180,\n\tRAD2DEG: 180 / Math.PI,\n\n\tgenerateUUID: function () {\n\n\t\t// http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript/21963136#21963136\n\n\t\tconst d0 = Math.random() * 0xffffffff | 0;\n\t\tconst d1 = Math.random() * 0xffffffff | 0;\n\t\tconst d2 = Math.random() * 0xffffffff | 0;\n\t\tconst d3 = Math.random() * 0xffffffff | 0;\n\t\tconst uuid = _lut[ d0 & 0xff ] + _lut[ d0 >> 8 & 0xff ] + _lut[ d0 >> 16 & 0xff ] + _lut[ d0 >> 24 & 0xff ] + '-' +\n\t\t\t_lut[ d1 & 0xff ] + _lut[ d1 >> 8 & 0xff ] + '-' + _lut[ d1 >> 16 & 0x0f | 0x40 ] + _lut[ d1 >> 24 & 0xff ] + '-' +\n\t\t\t_lut[ d2 & 0x3f | 0x80 ] + _lut[ d2 >> 8 & 0xff ] + '-' + _lut[ d2 >> 16 & 0xff ] + _lut[ d2 >> 24 & 0xff ] +\n\t\t\t_lut[ d3 & 0xff ] + _lut[ d3 >> 8 & 0xff ] + _lut[ d3 >> 16 & 0xff ] + _lut[ d3 >> 24 & 0xff ];\n\n\t\t// .toUpperCase() here flattens concatenated strings to save heap memory space.\n\t\treturn uuid.toUpperCase();\n\n\t},\n\n\tclamp: function ( value, min, max ) {\n\n\t\treturn Math.max( min, Math.min( max, value ) );\n\n\t},\n\n\t// compute euclidian modulo of m % n\n\t// https://en.wikipedia.org/wiki/Modulo_operation\n\n\teuclideanModulo: function ( n, m ) {\n\n\t\treturn ( ( n % m ) + m ) % m;\n\n\t},\n\n\t// Linear mapping from range <a1, a2> to range <b1, b2>\n\n\tmapLinear: function ( x, a1, a2, b1, b2 ) {\n\n\t\treturn b1 + ( x - a1 ) * ( b2 - b1 ) / ( a2 - a1 );\n\n\t},\n\n\t// https://en.wikipedia.org/wiki/Linear_interpolation\n\n\tlerp: function ( x, y, t ) {\n\n\t\treturn ( 1 - t ) * x + t * y;\n\n\t},\n\n\t// http://en.wikipedia.org/wiki/Smoothstep\n\n\tsmoothstep: function ( x, min, max ) {\n\n\t\tif ( x <= min ) return 0;\n\t\tif ( x >= max ) return 1;\n\n\t\tx = ( x - min ) / ( max - min );\n\n\t\treturn x * x * ( 3 - 2 * x );\n\n\t},\n\n\tsmootherstep: function ( x, min, max ) {\n\n\t\tif ( x <= min ) return 0;\n\t\tif ( x >= max ) return 1;\n\n\t\tx = ( x - min ) / ( max - min );\n\n\t\treturn x * x * x * ( x * ( x * 6 - 15 ) + 10 );\n\n\t},\n\n\t// Random integer from <low, high> interval\n\n\trandInt: function ( low, high ) {\n\n\t\treturn low + Math.floor( Math.random() * ( high - low + 1 ) );\n\n\t},\n\n\t// Random float from <low, high> interval\n\n\trandFloat: function ( low, high ) {\n\n\t\treturn low + Math.random() * ( high - low );\n\n\t},\n\n\t// Random float from <-range/2, range/2> interval\n\n\trandFloatSpread: function ( range ) {\n\n\t\treturn range * ( 0.5 - Math.random() );\n\n\t}
109,\n\n\t// Deterministic pseudo-random float in the interval [ 0, 1 ]\n\n\tseededRandom: function ( s ) {\n\n\t\tif ( s !== undefined ) _seed = s % 2147483647;\n\n\t\t// Park-Miller algorithm\n\n\t\t_seed = _seed * 16807 % 2147483647;\n\n\t\treturn ( _seed - 1 ) / 2147483646;\n\n\t},\n\n\tdegToRad: function ( degrees ) {\n\n\t\treturn degrees * MathUtils.DEG2RAD;\n\n\t},\n\n\tradToDeg: function ( radians ) {\n\n\t\treturn radians * MathUtils.RAD2DEG;\n\n\t},\n\n\tisPowerOfTwo: function ( value ) {\n\n\t\treturn ( value & ( value - 1 ) ) === 0 && value !== 0;\n\n\t},\n\n\tceilPowerOfTwo: function ( value ) {\n\n\t\treturn Math.pow( 2, Math.ceil( Math.log( value ) / Math.LN2 ) );\n\n\t},\n\n\tfloorPowerOfTwo: function ( value ) {\n\n\t\treturn Math.pow( 2, Math.floor( Math.log( value ) / Math.LN2 ) );\n\n\t},\n\n\tsetQuaternionFromProperEuler: function ( q, a, b, c, order ) {\n\n\t\t// Intrinsic Proper Euler Angles - see https://en.wikipedia.org/wiki/Euler_angles\n\n\t\t// rotations are applied to the axes in the order specified by 'order'\n\t\t// rotation by angle 'a' is applied first, then by angle 'b', then by angle 'c'\n\t\t// angles are in radians\n\n\t\tconst cos = Math.cos;\n\t\tconst sin = Math.sin;\n\n\t\tconst c2 = cos( b / 2 );\n\t\tconst s2 = sin( b / 2 );\n\n\t\tconst c13 = cos( ( a + c ) / 2 );\n\t\tconst s13 = sin( ( a + c ) / 2 );\n\n\t\tconst c1_3 = cos( ( a - c ) / 2 );\n\t\tconst s1_3 = sin( ( a - c ) / 2 );\n\n\t\tconst c3_1 = cos( ( c - a ) / 2 );\n\t\tconst s3_1 = sin( ( c - a ) / 2 );\n\n\t\tswitch ( order ) {\n\n\t\t\tcase 'XYX':\n\t\t\t\tq.set( c2 * s13, s2 * c1_3, s2 * s1_3, c2 * c13 );\n\t\t\t\tbreak;\n\n\t\t\tcase 'YZY':\n\t\t\t\tq.set( s2 * s1_3, c2 * s13, s2 * c1_3, c2 * c13 );\n\t\t\t\tbreak;\n\n\t\t\tcase 'ZXZ':\n\t\t\t\tq.set( s2 * c1_3, s2 * s1_3, c2 * s13, c2 * c13 );\n\t\t\t\tbreak;\n\n\t\t\tcase 'XZX':\n\t\t\t\tq.set( c2 * s13, s2 * s3_1, s2 * c3_1, c2 * c13 );\n\t\t\t\tbreak;\n\n\t\t\tcase 'YXY':\n\t\t\t\tq.set( s2 * c3_1, c2 * s13, s2 * s3_1, c2 * c13 );\n\t\t\t\tbreak;\n\n\t\t\tcase 'ZYZ':\n\t\t\t\tq.set( s2 * s3_1, s2 * c3_1, c2 * s13, c2 * c13 );\n\t\t\t\tbreak;\n\n\t\t\tdefault:\n\t\t\t\tconsole.warn( 'THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: ' + order );\n\n\t\t}\n\n\t}\n\n};\n\nfunction Vector2( x = 0, y = 0 ) {\n\n\tthis.x = x;\n\tthis.y = y;\n\n}\n\nObject.defineProperties( Vector2.prototype, {\n\n\t\"width\": {\n\n\t\tget: function () {\n\n\t\t\treturn this.x;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis.x = value;\n\n\t\t}\n\n\t},\n\n\t\"height\": {\n\n\t\tget: function () {\n\n\t\t\treturn this.y;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis.y = value;\n\n\t\t}\n\n\t}\n\n} );\n\nObject.assign( Vector2.prototype, {\n\n\tisVector2: true,\n\n\tset: function ( x, y ) {\n\n\t\tthis.x = x;\n\t\tthis.y = y;\n\n\t\treturn this;\n\n\t},\n\n\tsetScalar: function ( scalar ) {\n\n\t\tthis.x = scalar;\n\t\tthis.y = scalar;\n\n\t\treturn this;\n\n\t},\n\n\tsetX: function ( x ) {\n\n\t\tthis.x = x;\n\n\t\treturn this;\n\n\t},\n\n\tsetY: function ( y ) {\n\n\t\tthis.y = y;\n\n\t\treturn this;\n\n\t},\n\n\tsetComponent: function ( index, value ) {\n\n\t\tswitch ( index ) {\n\n\t\t\tcase 0: this.x = value; break;\n\t\t\tcase 1: this.y = value; break;\n\t\t\tdefault: throw new Error( 'index is out of range: ' + index );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tgetComponent: function ( index ) {\n\n\t\tswitch ( index ) {\n\n\t\t\tcase 0: return this.x;\n\t\t\tcase 1: return this.y;\n\t\t\tdefault: throw new Error( 'index is out of range: ' + index );\n\n\t\t}\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor( this.x, this.y );\n\n\t},\n\n\tcopy: function ( v ) {\n\n\t\tthis.x = v.x;\n\t\tthis.y = v.y;\n\n\t\treturn this;\n\n\t},\n\n\tadd: function ( v, w ) {\n\n\t\tif ( w !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead.' );\n\t\t\treturn this.addVectors( v, w );\n\n\t\t}\n\n\t\tthis.x += v.x;\n\t\tthis.y += v.y;\n\n\t\treturn this;\n\n\t},\n\n\taddScalar: function ( s ) {\n\n\t\tthis.x += s;\n\t\tthis.y += s;\n\n\t\treturn this;\n\n\t},\n\n\taddVectors: function ( a, b ) {\n\n\t\tthis.x = a.x + b.x;\n\t\tthis.y = a.y + b.y;\n\n\t\treturn this;\n\n\t},\n\n\taddScaledVector: function ( v, s ) {\n\n\t\tthis.x += v.x * s;\n\t\tthis.y += v.y * s;\n\n\t\treturn this;\n\n\t},\n\n\tsub: function ( v, w ) {\n\n\t\tif ( w !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.' );\n\t\t\treturn this.subVectors( v, w );\n\n\t\t}\n\n\t\tthis.x -= v.x;\n\t\tthis.y -= v.y;\n\n\t\treturn this;\n\n\t},\n\n\tsubScalar: function ( s ) {\n\n\t\tthis.x -= s;\n\t\tthis.y -= s;\n\n\t\treturn this;\n\n\t},\n\n\tsubVectors: function ( a, b ) {\n\n\t\tthis.x = a.x - b.x;\n\t\tthis.y = a.y - b.y;\n\n\t\treturn this;\n\n\t},\n\n\tmultiply: function ( v ) {\n\n\t\tthis.x *= v.x;\n\t\tthis.y *= v.y;\n\n\t\treturn this;\n\n\t},\n\n\tmultiplyScalar: function ( scalar ) {\n\n\t\tthis.x *= scalar;\n\t\tthis.y *= scalar;\n\n\t\treturn this;\n\n\t},\n\n\tdivide: function ( v ) {\n\n\t\tthis.x /= v.x;\n\t\tthis.y /= v.y;\n\n\t\treturn this;\n\n\t},\n\n\tdivideScalar: function ( scalar ) {\n\n\t\treturn this.multiplyScalar( 1 / scalar );\n\n\t}
109,\n\n\tapplyMatrix3: function ( m ) {\n\n\t\tconst x = this.x, y = this.y;\n\t\tconst e = m.elements;\n\n\t\tthis.x = e[ 0 ] * x + e[ 3 ] * y + e[ 6 ];\n\t\tthis.y = e[ 1 ] * x + e[ 4 ] * y + e[ 7 ];\n\n\t\treturn this;\n\n\t},\n\n\tmin: function ( v ) {\n\n\t\tthis.x = Math.min( this.x, v.x );\n\t\tthis.y = Math.min( this.y, v.y );\n\n\t\treturn this;\n\n\t},\n\n\tmax: function ( v ) {\n\n\t\tthis.x = Math.max( this.x, v.x );\n\t\tthis.y = Math.max( this.y, v.y );\n\n\t\treturn this;\n\n\t},\n\n\tclamp: function ( min, max ) {\n\n\t\t// assumes min < max, componentwise\n\n\t\tthis.x = Math.max( min.x, Math.min( max.x, this.x ) );\n\t\tthis.y = Math.max( min.y, Math.min( max.y, this.y ) );\n\n\t\treturn this;\n\n\t},\n\n\tclampScalar: function ( minVal, maxVal ) {\n\n\t\tthis.x = Math.max( minVal, Math.min( maxVal, this.x ) );\n\t\tthis.y = Math.max( minVal, Math.min( maxVal, this.y ) );\n\n\t\treturn this;\n\n\t},\n\n\tclampLength: function ( min, max ) {\n\n\t\tconst length = this.length();\n\n\t\treturn this.divideScalar( length || 1 ).multiplyScalar( Math.max( min, Math.min( max, length ) ) );\n\n\t},\n\n\tfloor: function () {\n\n\t\tthis.x = Math.floor( this.x );\n\t\tthis.y = Math.floor( this.y );\n\n\t\treturn this;\n\n\t},\n\n\tceil: function () {\n\n\t\tthis.x = Math.ceil( this.x );\n\t\tthis.y = Math.ceil( this.y );\n\n\t\treturn this;\n\n\t},\n\n\tround: function () {\n\n\t\tthis.x = Math.round( this.x );\n\t\tthis.y = Math.round( this.y );\n\n\t\treturn this;\n\n\t},\n\n\troundToZero: function () {\n\n\t\tthis.x = ( this.x < 0 ) ? Math.ceil( this.x ) : Math.floor( this.x );\n\t\tthis.y = ( this.y < 0 ) ? Math.ceil( this.y ) : Math.floor( this.y );\n\n\t\treturn this;\n\n\t},\n\n\tnegate: function () {\n\n\t\tthis.x = - this.x;\n\t\tthis.y = - this.y;\n\n\t\treturn this;\n\n\t},\n\n\tdot: function ( v ) {\n\n\t\treturn this.x * v.x + this.y * v.y;\n\n\t},\n\n\tcross: function ( v ) {\n\n\t\treturn this.x * v.y - this.y * v.x;\n\n\t},\n\n\tlengthSq: function () {\n\n\t\treturn this.x * this.x + this.y * this.y;\n\n\t},\n\n\tlength: function () {\n\n\t\treturn Math.sqrt( this.x * this.x + this.y * this.y );\n\n\t},\n\n\tmanhattanLength: function () {\n\n\t\treturn Math.abs( this.x ) + Math.abs( this.y );\n\n\t},\n\n\tnormalize: function () {\n\n\t\treturn this.divideScalar( this.length() || 1 );\n\n\t},\n\n\tangle: function () {\n\n\t\t// computes the angle in radians with respect to the positive x-axis\n\n\t\tconst angle = Math.atan2( - this.y, - this.x ) + Math.PI;\n\n\t\treturn angle;\n\n\t},\n\n\tdistanceTo: function ( v ) {\n\n\t\treturn Math.sqrt( this.distanceToSquared( v ) );\n\n\t},\n\n\tdistanceToSquared: function ( v ) {\n\n\t\tconst dx = this.x - v.x, dy = this.y - v.y;\n\t\treturn dx * dx + dy * dy;\n\n\t},\n\n\tmanhattanDistanceTo: function ( v ) {\n\n\t\treturn Math.abs( this.x - v.x ) + Math.abs( this.y - v.y );\n\n\t},\n\n\tsetLength: function ( length ) {\n\n\t\treturn this.normalize().multiplyScalar( length );\n\n\t},\n\n\tlerp: function ( v, alpha ) {\n\n\t\tthis.x += ( v.x - this.x ) * alpha;\n\t\tthis.y += ( v.y - this.y ) * alpha;\n\n\t\treturn this;\n\n\t},\n\n\tlerpVectors: function ( v1, v2, alpha ) {\n\n\t\tthis.x = v1.x + ( v2.x - v1.x ) * alpha;\n\t\tthis.y = v1.y + ( v2.y - v1.y ) * alpha;\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( v ) {\n\n\t\treturn ( ( v.x === this.x ) && ( v.y === this.y ) );\n\n\t},\n\n\tfromArray: function ( array, offset ) {\n\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tthis.x = array[ offset ];\n\t\tthis.y = array[ offset + 1 ];\n\n\t\treturn this;\n\n\t},\n\n\ttoArray: function ( array, offset ) {\n\n\t\tif ( array === undefined ) array = [];\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tarray[ offset ] = this.x;\n\t\tarray[ offset + 1 ] = this.y;\n\n\t\treturn array;\n\n\t},\n\n\tfromBufferAttribute: function ( attribute, index, offset ) {\n\n\t\tif ( offset !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Vector2: offset has been removed from .fromBufferAttribute().' );\n\n\t\t}\n\n\t\tthis.x = attribute.getX( index );\n\t\tthis.y = attribute.getY( index );\n\n\t\treturn this;\n\n\t}
109,\n\n\trotateAround: function ( center, angle ) {\n\n\t\tconst c = Math.cos( angle ), s = Math.sin( angle );\n\n\t\tconst x = this.x - center.x;\n\t\tconst y = this.y - center.y;\n\n\t\tthis.x = x * c - y * s + center.x;\n\t\tthis.y = x * s + y * c + center.y;\n\n\t\treturn this;\n\n\t},\n\n\trandom: function () {\n\n\t\tthis.x = Math.random();\n\t\tthis.y = Math.random();\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction Matrix3() {\n\n\tthis.elements = [\n\n\t\t1, 0, 0,\n\t\t0, 1, 0,\n\t\t0, 0, 1\n\n\t];\n\n\tif ( arguments.length > 0 ) {\n\n\t\tconsole.error( 'THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.' );\n\n\t}\n\n}\n\nObject.assign( Matrix3.prototype, {\n\n\tisMatrix3: true,\n\n\tset: function ( n11, n12, n13, n21, n22, n23, n31, n32, n33 ) {\n\n\t\tconst te = this.elements;\n\n\t\tte[ 0 ] = n11; te[ 1 ] = n21; te[ 2 ] = n31;\n\t\tte[ 3 ] = n12; te[ 4 ] = n22; te[ 5 ] = n32;\n\t\tte[ 6 ] = n13; te[ 7 ] = n23; te[ 8 ] = n33;\n\n\t\treturn this;\n\n\t},\n\n\tidentity: function () {\n\n\t\tthis.set(\n\n\t\t\t1, 0, 0,\n\t\t\t0, 1, 0,\n\t\t\t0, 0, 1\n\n\t\t);\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().fromArray( this.elements );\n\n\t},\n\n\tcopy: function ( m ) {\n\n\t\tconst te = this.elements;\n\t\tconst me = m.elements;\n\n\t\tte[ 0 ] = me[ 0 ]; te[ 1 ] = me[ 1 ]; te[ 2 ] = me[ 2 ];\n\t\tte[ 3 ] = me[ 3 ]; te[ 4 ] = me[ 4 ]; te[ 5 ] = me[ 5 ];\n\t\tte[ 6 ] = me[ 6 ]; te[ 7 ] = me[ 7 ]; te[ 8 ] = me[ 8 ];\n\n\t\treturn this;\n\n\t},\n\n\textractBasis: function ( xAxis, yAxis, zAxis ) {\n\n\t\txAxis.setFromMatrix3Column( this, 0 );\n\t\tyAxis.setFromMatrix3Column( this, 1 );\n\t\tzAxis.setFromMatrix3Column( this, 2 );\n\n\t\treturn this;\n\n\t},\n\n\tsetFromMatrix4: function ( m ) {\n\n\t\tconst me = m.elements;\n\n\t\tthis.set(\n\n\t\t\tme[ 0 ], me[ 4 ], me[ 8 ],\n\t\t\tme[ 1 ], me[ 5 ], me[ 9 ],\n\t\t\tme[ 2 ], me[ 6 ], me[ 10 ]\n\n\t\t);\n\n\t\treturn this;\n\n\t},\n\n\tmultiply: function ( m ) {\n\n\t\treturn this.multiplyMatrices( this, m );\n\n\t},\n\n\tpremultiply: function ( m ) {\n\n\t\treturn this.multiplyMatrices( m, this );\n\n\t},\n\n\tmultiplyMatrices: function ( a, b ) {\n\n\t\tconst ae = a.elements;\n\t\tconst be = b.elements;\n\t\tconst te = this.elements;\n\n\t\tconst a11 = ae[ 0 ], a12 = ae[ 3 ], a13 = ae[ 6 ];\n\t\tconst a21 = ae[ 1 ], a22 = ae[ 4 ], a23 = ae[ 7 ];\n\t\tconst a31 = ae[ 2 ], a32 = ae[ 5 ], a33 = ae[ 8 ];\n\n\t\tconst b11 = be[ 0 ], b12 = be[ 3 ], b13 = be[ 6 ];\n\t\tconst b21 = be[ 1 ], b22 = be[ 4 ], b23 = be[ 7 ];\n\t\tconst b31 = be[ 2 ], b32 = be[ 5 ], b33 = be[ 8 ];\n\n\t\tte[ 0 ] = a11 * b11 + a12 * b21 + a13 * b31;\n\t\tte[ 3 ] = a11 * b12 + a12 * b22 + a13 * b32;\n\t\tte[ 6 ] = a11 * b13 + a12 * b23 + a13 * b33;\n\n\t\tte[ 1 ] = a21 * b11 + a22 * b21 + a23 * b31;\n\t\tte[ 4 ] = a21 * b12 + a22 * b22 + a23 * b32;\n\t\tte[ 7 ] = a21 * b13 + a22 * b23 + a23 * b33;\n\n\t\tte[ 2 ] = a31 * b11 + a32 * b21 + a33 * b31;\n\t\tte[ 5 ] = a31 * b12 + a32 * b22 + a33 * b32;\n\t\tte[ 8 ] = a31 * b13 + a32 * b23 + a33 * b33;\n\n\t\treturn this;\n\n\t},\n\n\tmultiplyScalar: function ( s ) {\n\n\t\tconst te = this.elements;\n\n\t\tte[ 0 ] *= s; te[ 3 ] *= s; te[ 6 ] *= s;\n\t\tte[ 1 ] *= s; te[ 4 ] *= s; te[ 7 ] *= s;\n\t\tte[ 2 ] *= s; te[ 5 ] *= s; te[ 8 ] *= s;\n\n\t\treturn this;\n\n\t},\n\n\tdeterminant: function () {\n\n\t\tconst te = this.elements;\n\n\t\tconst a = te[ 0 ], b = te[ 1 ], c = te[ 2 ],\n\t\t\td = te[ 3 ], e = te[ 4 ], f = te[ 5 ],\n\t\t\tg = te[ 6 ], h = te[ 7 ], i = te[ 8 ];\n\n\t\treturn a * e * i - a * f * h - b * d * i + b * f * g + c * d * h - c * e * g;\n\n\t},\n\n\tgetInverse: function ( matrix, throwOnDegenerate ) {\n\n\t\tif ( throwOnDegenerate !== undefined ) {\n\n\t\t\tconsole.warn( \"THREE.Matrix3: .getInverse() can no longer be configured to throw on degenerate.\" );\n\n\t\t}\n\n\t\tconst me = matrix.elements,\n\t\t\tte = this.elements,\n\n\t\t\tn11 = me[ 0 ], n21 = me[ 1 ], n31 = me[ 2 ],\n\t\t\tn12 = me[ 3 ], n22 = me[ 4 ], n32 = me[ 5 ],\n\t\t\tn13 = me[ 6 ], n23 = me[ 7 ], n33 = me[ 8 ],\n\n\t\t\tt11 = n33 * n22 - n32 * n23,\n\t\t\tt12 = n32 * n13 - n33 * n12,\n\t\t\tt13 = n23 * n12 - n22 * n13,\n\n\t\t\tdet = n11 * t11 + n21 * t12 + n31 * t13;\n\n\t\tif ( det === 0 ) return this.set( 0, 0, 0, 0, 0, 0, 0, 0, 0 );\n\n\t\tconst detInv = 1 / det;\n\n\t\tte[ 0 ] = t11 * detInv;\n\t\tte[ 1 ] = ( n31 * n23 - n33 * n21 ) * detInv;\n\t\tte[ 2 ] = ( n32 * n21 - n31 * n22 ) * detInv;\n\n\t\tte[ 3 ] = t12 * detInv;\n\t\tte[ 4 ] = ( n33 * n11 - n31 * n13 ) * detInv;\n\t\tte[ 5 ] = ( n31 * n12 - n32 * n11 ) * detInv;\n\n\t\tte[ 6 ] = t13 * detInv;\n\t\tte[ 7 ] = ( n21 * n13 - n23 * n11 ) * detInv;\n\t\tte[ 8 ] = ( n22 * n11 - n21 * n12 ) * detInv;\n\n\t\treturn this;\n\n\t},\n\n\ttranspose: function () {\n\n\t\tlet tmp;\n\t\tconst m = this.elements;\n\n\t\ttmp = m[ 1 ]; m[ 1 ] = m[ 3 ];
109 m[ 3 ] = tmp;\n\t\ttmp = m[ 2 ]; m[ 2 ] = m[ 6 ]; m[ 6 ] = tmp;\n\t\ttmp = m[ 5 ]; m[ 5 ] = m[ 7 ]; m[ 7 ] = tmp;\n\n\t\treturn this;\n\n\t},\n\n\tgetNormalMatrix: function ( matrix4 ) {\n\n\t\treturn this.setFromMatrix4( matrix4 ).getInverse( this ).transpose();\n\n\t},\n\n\ttransposeIntoArray: function ( r ) {\n\n\t\tconst m = this.elements;\n\n\t\tr[ 0 ] = m[ 0 ];\n\t\tr[ 1 ] = m[ 3 ];\n\t\tr[ 2 ] = m[ 6 ];\n\t\tr[ 3 ] = m[ 1 ];\n\t\tr[ 4 ] = m[ 4 ];\n\t\tr[ 5 ] = m[ 7 ];\n\t\tr[ 6 ] = m[ 2 ];\n\t\tr[ 7 ] = m[ 5 ];\n\t\tr[ 8 ] = m[ 8 ];\n\n\t\treturn this;\n\n\t},\n\n\tsetUvTransform: function ( tx, ty, sx, sy, rotation, cx, cy ) {\n\n\t\tconst c = Math.cos( rotation );\n\t\tconst s = Math.sin( rotation );\n\n\t\tthis.set(\n\t\t\tsx * c, sx * s, - sx * ( c * cx + s * cy ) + cx + tx,\n\t\t\t- sy * s, sy * c, - sy * ( - s * cx + c * cy ) + cy + ty,\n\t\t\t0, 0, 1\n\t\t);\n\n\t},\n\n\tscale: function ( sx, sy ) {\n\n\t\tconst te = this.elements;\n\n\t\tte[ 0 ] *= sx; te[ 3 ] *= sx; te[ 6 ] *= sx;\n\t\tte[ 1 ] *= sy; te[ 4 ] *= sy; te[ 7 ] *= sy;\n\n\t\treturn this;\n\n\t},\n\n\trotate: function ( theta ) {\n\n\t\tconst c = Math.cos( theta );\n\t\tconst s = Math.sin( theta );\n\n\t\tconst te = this.elements;\n\n\t\tconst a11 = te[ 0 ], a12 = te[ 3 ], a13 = te[ 6 ];\n\t\tconst a21 = te[ 1 ], a22 = te[ 4 ], a23 = te[ 7 ];\n\n\t\tte[ 0 ] = c * a11 + s * a21;\n\t\tte[ 3 ] = c * a12 + s * a22;\n\t\tte[ 6 ] = c * a13 + s * a23;\n\n\t\tte[ 1 ] = - s * a11 + c * a21;\n\t\tte[ 4 ] = - s * a12 + c * a22;\n\t\tte[ 7 ] = - s * a13 + c * a23;\n\n\t\treturn this;\n\n\t},\n\n\ttranslate: function ( tx, ty ) {\n\n\t\tconst te = this.elements;\n\n\t\tte[ 0 ] += tx * te[ 2 ]; te[ 3 ] += tx * te[ 5 ]; te[ 6 ] += tx * te[ 8 ];\n\t\tte[ 1 ] += ty * te[ 2 ]; te[ 4 ] += ty * te[ 5 ]; te[ 7 ] += ty * te[ 8 ];\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( matrix ) {\n\n\t\tconst te = this.elements;\n\t\tconst me = matrix.elements;\n\n\t\tfor ( let i = 0; i < 9; i ++ ) {\n\n\t\t\tif ( te[ i ] !== me[ i ] ) return false;\n\n\t\t}\n\n\t\treturn true;\n\n\t},\n\n\tfromArray: function ( array, offset ) {\n\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tfor ( let i = 0; i < 9; i ++ ) {\n\n\t\t\tthis.elements[ i ] = array[ i + offset ];\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\ttoArray: function ( array, offset ) {\n\n\t\tif ( array === undefined ) array = [];\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tconst te = this.elements;\n\n\t\tarray[ offset ] = te[ 0 ];\n\t\tarray[ offset + 1 ] = te[ 1 ];\n\t\tarray[ offset + 2 ] = te[ 2 ];\n\n\t\tarray[ offset + 3 ] = te[ 3 ];\n\t\tarray[ offset + 4 ] = te[ 4 ];\n\t\tarray[ offset + 5 ] = te[ 5 ];\n\n\t\tarray[ offset + 6 ] = te[ 6 ];\n\t\tarray[ offset + 7 ] = te[ 7 ];\n\t\tarray[ offset + 8 ] = te[ 8 ];\n\n\t\treturn array;\n\n\t}\n\n} );\n\nlet _canvas;\n\nconst ImageUtils = {\n\n\tgetDataURL: function ( image ) {\n\n\t\tif ( /^data:/i.test( image.src ) ) {\n\n\t\t\treturn image.src;\n\n\t\t}\n\n\t\tif ( typeof HTMLCanvasElement == 'undefined' ) {\n\n\t\t\treturn image.src;\n\n\t\t}\n\n\t\tlet canvas;\n\n\t\tif ( image instanceof HTMLCanvasElement ) {\n\n\t\t\tcanvas = image;\n\n\t\t} else {\n\n\t\t\tif ( _canvas === undefined ) _canvas = document.createElementNS( 'http://www.w3.org/1999/xhtml', 'canvas' );\n\n\t\t\t_canvas.width = image.width;\n\t\t\t_canvas.height = image.height;\n\n\t\t\tconst context = _canvas.getContext( '2d' );\n\n\t\t\tif ( image instanceof ImageData ) {\n\n\t\t\t\tcontext.putImageData( image, 0, 0 );\n\n\t\t\t} else {\n\n\t\t\t\tcontext.drawImage( image, 0, 0, image.width, image.height );\n\n\t\t\t}\n\n\t\t\tcanvas = _canvas;\n\n\t\t}\n\n\t\tif ( canvas.width > 2048 || canvas.height > 2048 ) {\n\n\t\t\treturn canvas.toDataURL( 'image/jpeg', 0.6 );\n\n\t\t} else {\n\n\t\t\treturn canvas.toDataURL( 'image/png' );\n\n\t\t}\n\n\t}\n\n};\n\nlet textureId = 0;\n\nfunction Texture( image, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding ) {\n\n\tObject.defineProperty( this, 'id', { value: textureId ++ } );\n\n\tthis.uuid = MathUtils.generateUUID();\n\n\tthis.name = '';\n\n\tthis.image = image !== undefined ? image : Texture.DEFAULT_IMAGE;\n\tthis.mipmaps = [];\n\n\tthis.mapping = mapping !== undefined ? mapping : Texture.DEFAULT_MAPPING;\n\n\tthis.wrapS = wrapS !== undefined ? wrapS : ClampToEdgeWrapping;\n\tthis.wrapT = wrapT !== undefined ? wrapT : ClampToEdgeWrapping;
109\n\n\tthis.magFilter = magFilter !== undefined ? magFilter : LinearFilter;\n\tthis.minFilter = minFilter !== undefined ? minFilter : LinearMipmapLinearFilter;\n\n\tthis.anisotropy = anisotropy !== undefined ? anisotropy : 1;\n\n\tthis.format = format !== undefined ? format : RGBAFormat;\n\tthis.internalFormat = null;\n\tthis.type = type !== undefined ? type : UnsignedByteType;\n\n\tthis.offset = new Vector2( 0, 0 );\n\tthis.repeat = new Vector2( 1, 1 );\n\tthis.center = new Vector2( 0, 0 );\n\tthis.rotation = 0;\n\n\tthis.matrixAutoUpdate = true;\n\tthis.matrix = new Matrix3();\n\n\tthis.generateMipmaps = true;\n\tthis.premultiplyAlpha = false;\n\tthis.flipY = true;\n\tthis.unpackAlignment = 4;\t// valid values: 1, 2, 4, 8 (see http://www.khronos.org/opengles/sdk/docs/man/xhtml/glPixelStorei.xml)\n\n\t// Values of encoding !== THREE.LinearEncoding only supported on map, envMap and emissiveMap.\n\t//\n\t// Also changing the encoding after already used by a Material will not automatically make the Material\n\t// update. You need to explicitly call Material.needsUpdate to trigger it to recompile.\n\tthis.encoding = encoding !== undefined ? encoding : LinearEncoding;\n\n\tthis.version = 0;\n\tthis.onUpdate = null;\n\n}\n\nTexture.DEFAULT_IMAGE = undefined;\nTexture.DEFAULT_MAPPING = UVMapping;\n\nTexture.prototype = Object.assign( Object.create( EventDispatcher.prototype ), {\n\n\tconstructor: Texture,\n\n\tisTexture: true,\n\n\tupdateMatrix: function () {\n\n\t\tthis.matrix.setUvTransform( this.offset.x, this.offset.y, this.repeat.x, this.repeat.y, this.rotation, this.center.x, this.center.y );\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\tthis.name = source.name;\n\n\t\tthis.image = source.image;\n\t\tthis.mipmaps = source.mipmaps.slice( 0 );\n\n\t\tthis.mapping = source.mapping;\n\n\t\tthis.wrapS = source.wrapS;\n\t\tthis.wrapT = source.wrapT;\n\n\t\tthis.magFilter = source.magFilter;\n\t\tthis.minFilter = source.minFilter;\n\n\t\tthis.anisotropy = source.anisotropy;\n\n\t\tthis.format = source.format;\n\t\tthis.internalFormat = source.internalFormat;\n\t\tthis.type = source.type;\n\n\t\tthis.offset.copy( source.offset );\n\t\tthis.repeat.copy( source.repeat );\n\t\tthis.center.copy( source.center );\n\t\tthis.rotation = source.rotation;\n\n\t\tthis.matrixAutoUpdate = source.matrixAutoUpdate;\n\t\tthis.matrix.copy( source.matrix );\n\n\t\tthis.generateMipmaps = source.generateMipmaps;\n\t\tthis.premultiplyAlpha = source.premultiplyAlpha;\n\t\tthis.flipY = source.flipY;\n\t\tthis.unpackAlignment = source.unpackAlignment;\n\t\tthis.encoding = source.encoding;\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function ( meta ) {\n\n\t\tconst isRootObject = ( meta === undefined || typeof meta === 'string' );\n\n\t\tif ( ! isRootObject && meta.textures[ this.uuid ] !== undefined ) {\n\n\t\t\treturn meta.textures[ this.uuid ];\n\n\t\t}\n\n\t\tconst output = {\n\n\t\t\tmetadata: {\n\t\t\t\tversion: 4.5,\n\t\t\t\ttype: 'Texture',\n\t\t\t\tgenerator: 'Texture.toJSON'\n\t\t\t},\n\n\t\t\tuuid: this.uuid,\n\t\t\tname: this.name,\n\n\t\t\tmapping: this.mapping,\n\n\t\t\trepeat: [ this.repeat.x, this.repeat.y ],\n\t\t\toffset: [ this.offset.x, this.offset.y ],\n\t\t\tcenter: [ this.center.x, this.center.y ],\n\t\t\trotation: this.rotation,\n\n\t\t\twrap: [ this.wrapS, this.wrapT ],\n\n\t\t\tformat: this.format,\n\t\t\ttype: this.type,\n\t\t\tencoding: this.encoding,\n\n\t\t\tminFilter: this.minFilter,\n\t\t\tmagFilter: this.magFilter,\n\t\t\tanisotropy: this.anisotropy,\n\n\t\t\tflipY: this.flipY,\n\n\t\t\tpremultiplyAlpha: this.premultiplyAlpha,\n\t\t\tunpackAlignment: this.unpackAlignment\n\n\t\t};\n\n\t\tif ( this.image !== undefined ) {\n\n\t\t\t// TODO: Move to THREE.Image\n\n\t\t\tconst image = this.image;\n\n\t\t\tif ( image.uuid === undefined ) {\n\n\t\t\t\timage.uuid = MathUtils.generateUUID(); // UGH\n\n\t\t\t}\n\n\t\t\tif ( ! isRootObject && meta.images[ image.uuid ] === undefined ) {\n\n\t\t\t\tlet url;\n\n\t\t\t\tif ( Array.isArray( image ) ) {\n\n\t\t\t\t\t// process array of images e.g. CubeTexture\n\n\t\t\t\t\turl = [];\n\n\t\t\t\t\tfor ( let i = 0, l = image.length; i < l; i ++ ) {\n\n\t\t\t\t\t\turl.push( ImageUtils.getDataURL( image[ i ] ) );\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// process single image\n\n\t\t\t\t\turl = ImageUtils.getDataURL( image );\n\n\t\t\t\t}\n\n\t\t\t\tmeta.images[ image.uuid ] = {\n\t\t\t\t\tuuid: image.uuid,\n\t\t\t\t\turl: url\n\t\t\t\t};\n\n\t\t\t}\n\n\t\t\toutput.image = image.uuid;\n\n\t\t}\n\n\t\tif ( ! isRootObject ) {\n\n\t\t\tmeta.textures[ this.uuid ] = output;\n\n\t\t}\n\n\t\treturn output;\n\n\t},\n\n\tdispose: function () {\n\n\t\tthis.dispatchEvent( { type: 'dispose' } );\n\n\t},\n\n\ttransformUv: function ( uv ) {\n\n\t\tif ( this.mapping !== UVMapping ) return uv;
109\n\n\t\tuv.applyMatrix3( this.matrix );\n\n\t\tif ( uv.x < 0 || uv.x > 1 ) {\n\n\t\t\tswitch ( this.wrapS ) {\n\n\t\t\t\tcase RepeatWrapping:\n\n\t\t\t\t\tuv.x = uv.x - Math.floor( uv.x );\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase ClampToEdgeWrapping:\n\n\t\t\t\t\tuv.x = uv.x < 0 ? 0 : 1;\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase MirroredRepeatWrapping:\n\n\t\t\t\t\tif ( Math.abs( Math.floor( uv.x ) % 2 ) === 1 ) {\n\n\t\t\t\t\t\tuv.x = Math.ceil( uv.x ) - uv.x;\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tuv.x = uv.x - Math.floor( uv.x );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( uv.y < 0 || uv.y > 1 ) {\n\n\t\t\tswitch ( this.wrapT ) {\n\n\t\t\t\tcase RepeatWrapping:\n\n\t\t\t\t\tuv.y = uv.y - Math.floor( uv.y );\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase ClampToEdgeWrapping:\n\n\t\t\t\t\tuv.y = uv.y < 0 ? 0 : 1;\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase MirroredRepeatWrapping:\n\n\t\t\t\t\tif ( Math.abs( Math.floor( uv.y ) % 2 ) === 1 ) {\n\n\t\t\t\t\t\tuv.y = Math.ceil( uv.y ) - uv.y;\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tuv.y = uv.y - Math.floor( uv.y );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( this.flipY ) {\n\n\t\t\tuv.y = 1 - uv.y;\n\n\t\t}\n\n\t\treturn uv;\n\n\t}\n\n} );\n\nObject.defineProperty( Texture.prototype, \"needsUpdate\", {\n\n\tset: function ( value ) {\n\n\t\tif ( value === true ) this.version ++;\n\n\t}\n\n} );\n\nfunction Vector4( x = 0, y = 0, z = 0, w = 1 ) {\n\n\tthis.x = x;\n\tthis.y = y;\n\tthis.z = z;\n\tthis.w = w;\n\n}\n\nObject.defineProperties( Vector4.prototype, {\n\n\t\"width\": {\n\n\t\tget: function () {\n\n\t\t\treturn this.z;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis.z = value;\n\n\t\t}\n\n\t},\n\n\t\"height\": {\n\n\t\tget: function () {\n\n\t\t\treturn this.w;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis.w = value;\n\n\t\t}\n\n\t}\n\n} );\n\nObject.assign( Vector4.prototype, {\n\n\tisVector4: true,\n\n\tset: function ( x, y, z, w ) {\n\n\t\tthis.x = x;\n\t\tthis.y = y;\n\t\tthis.z = z;\n\t\tthis.w = w;\n\n\t\treturn this;\n\n\t},\n\n\tsetScalar: function ( scalar ) {\n\n\t\tthis.x = scalar;\n\t\tthis.y = scalar;\n\t\tthis.z = scalar;\n\t\tthis.w = scalar;\n\n\t\treturn this;\n\n\t},\n\n\tsetX: function ( x ) {\n\n\t\tthis.x = x;\n\n\t\treturn this;\n\n\t},\n\n\tsetY: function ( y ) {\n\n\t\tthis.y = y;\n\n\t\treturn this;\n\n\t},\n\n\tsetZ: function ( z ) {\n\n\t\tthis.z = z;\n\n\t\treturn this;\n\n\t},\n\n\tsetW: function ( w ) {\n\n\t\tthis.w = w;\n\n\t\treturn this;\n\n\t},\n\n\tsetComponent: function ( index, value ) {\n\n\t\tswitch ( index ) {\n\n\t\t\tcase 0: this.x = value; break;\n\t\t\tcase 1: this.y = value; break;\n\t\t\tcase 2: this.z = value; break;\n\t\t\tcase 3: this.w = value; break;\n\t\t\tdefault: throw new Error( 'index is out of range: ' + index );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tgetComponent: function ( index ) {\n\n\t\tswitch ( index ) {\n\n\t\t\tcase 0: return this.x;\n\t\t\tcase 1: return this.y;\n\t\t\tcase 2: return this.z;\n\t\t\tcase 3: return this.w;\n\t\t\tdefault: throw new Error( 'index is out of range: ' + index );\n\n\t\t}\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor( this.x, this.y, this.z, this.w );\n\n\t},\n\n\tcopy: function ( v ) {\n\n\t\tthis.x = v.x;\n\t\tthis.y = v.y;\n\t\tthis.z = v.z;\n\t\tthis.w = ( v.w !== undefined ) ? v.w : 1;\n\n\t\treturn this;\n\n\t},\n\n\tadd: function ( v, w ) {\n\n\t\tif ( w !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead.' );\n\t\t\treturn this.addVectors( v, w );\n\n\t\t}\n\n\t\tthis.x += v.x;\n\t\tthis.y += v.y;\n\t\tthis.z += v.z;\n\t\tthis.w += v.w;\n\n\t\treturn this;\n\n\t},\n\n\taddScalar: function ( s ) {\n\n\t\tthis.x += s;\n\t\tthis.y += s;\n\t\tthis.z += s;\n\t\tthis.w += s;\n\n\t\treturn this;\n\n\t},\n\n\taddVectors: function ( a, b ) {\n\n\t\tthis.x = a.x + b.x;\n\t\tthis.y = a.y + b.y;\n\t\tthis.z = a.z + b.z;\n\t\tthis.w = a.w + b.w;\n\n\t\treturn this;\n\n\t},\n\n\taddScaledVector: function ( v, s ) {\n\n\t\tthis.x += v.x * s;\n\t\tthis.y += v.y * s;\n\t\tthis.z += v.z * s;\n\t\tthis.w += v.w * s;\n\n\t\treturn this;\n\n\t},\n\n\tsub: function ( v, w ) {\n\n\t\tif ( w !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.' );\n\t\t\treturn this.subVectors( v, w );\n\n\t\t}\n\n\t\tthis.x -= v.x;\n\t\tthis.y -= v.y;\n\t\tthis.z -= v.z;\n\t\tthis.w -= v.w;\n\n\t\treturn this;\n\n\t},\n\n\tsubScalar: function ( s ) {\n\n\t\tthis.x -= s;\n\t\tthis.y -= s;\n\t\tthis.z -= s;\n\t\tthis.w -= s;\n\n\t\treturn this;\n\n\t},\n\n\tsubVectors: function ( a, b ) {\n\n\t\tthis.x = a.x - b.x;\n\t\tthis.y = a.y - b.y;\n\t\tthis.z = a.z - b.z;\n\t\tthis.w = a.w - b.w;\n\n\t\treturn this;\n\n\t},\n\n\tmultiplyScalar: function ( scalar ) {\n\n\t\tthis.x *= scalar;\n\t\tthis.y *= scalar;\n\t\tthis.z *= scalar;\n\t\tthis.w *= scalar;\n\n\t\treturn this;\n\n\t}
109,\n\n\tapplyMatrix4: function ( m ) {\n\n\t\tconst x = this.x, y = this.y, z = this.z, w = this.w;\n\t\tconst e = m.elements;\n\n\t\tthis.x = e[ 0 ] * x + e[ 4 ] * y + e[ 8 ] * z + e[ 12 ] * w;\n\t\tthis.y = e[ 1 ] * x + e[ 5 ] * y + e[ 9 ] * z + e[ 13 ] * w;\n\t\tthis.z = e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z + e[ 14 ] * w;\n\t\tthis.w = e[ 3 ] * x + e[ 7 ] * y + e[ 11 ] * z + e[ 15 ] * w;\n\n\t\treturn this;\n\n\t},\n\n\tdivideScalar: function ( scalar ) {\n\n\t\treturn this.multiplyScalar( 1 / scalar );\n\n\t},\n\n\tsetAxisAngleFromQuaternion: function ( q ) {\n\n\t\t// http://www.euclideanspace.com/maths/geometry/rotations/conversions/quaternionToAngle/index.htm\n\n\t\t// q is assumed to be normalized\n\n\t\tthis.w = 2 * Math.acos( q.w );\n\n\t\tconst s = Math.sqrt( 1 - q.w * q.w );\n\n\t\tif ( s < 0.0001 ) {\n\n\t\t\tthis.x = 1;\n\t\t\tthis.y = 0;\n\t\t\tthis.z = 0;\n\n\t\t} else {\n\n\t\t\tthis.x = q.x / s;\n\t\t\tthis.y = q.y / s;\n\t\t\tthis.z = q.z / s;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tsetAxisAngleFromRotationMatrix: function ( m ) {\n\n\t\t// http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToAngle/index.htm\n\n\t\t// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled)\n\n\t\tlet angle, x, y, z; // variables for result\n\t\tconst epsilon = 0.01,\t\t// margin to allow for rounding errors\n\t\t\tepsilon2 = 0.1,\t\t// margin to distinguish between 0 and 180 degrees\n\n\t\t\tte = m.elements,\n\n\t\t\tm11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ],\n\t\t\tm21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ],\n\t\t\tm31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ];\n\n\t\tif ( ( Math.abs( m12 - m21 ) < epsilon ) &&\n\t\t ( Math.abs( m13 - m31 ) < epsilon ) &&\n\t\t ( Math.abs( m23 - m32 ) < epsilon ) ) {\n\n\t\t\t// singularity found\n\t\t\t// first check for identity matrix which must have +1 for all terms\n\t\t\t// in leading diagonal and zero in other terms\n\n\t\t\tif ( ( Math.abs( m12 + m21 ) < epsilon2 ) &&\n\t\t\t ( Math.abs( m13 + m31 ) < epsilon2 ) &&\n\t\t\t ( Math.abs( m23 + m32 ) < epsilon2 ) &&\n\t\t\t ( Math.abs( m11 + m22 + m33 - 3 ) < epsilon2 ) ) {\n\n\t\t\t\t// this singularity is identity matrix so angle = 0\n\n\t\t\t\tthis.set( 1, 0, 0, 0 );\n\n\t\t\t\treturn this; // zero angle, arbitrary axis\n\n\t\t\t}\n\n\t\t\t// otherwise this singularity is angle = 180\n\n\t\t\tangle = Math.PI;\n\n\t\t\tconst xx = ( m11 + 1 ) / 2;\n\t\t\tconst yy = ( m22 + 1 ) / 2;\n\t\t\tconst zz = ( m33 + 1 ) / 2;\n\t\t\tconst xy = ( m12 + m21 ) / 4;\n\t\t\tconst xz = ( m13 + m31 ) / 4;\n\t\t\tconst yz = ( m23 + m32 ) / 4;\n\n\t\t\tif ( ( xx > yy ) && ( xx > zz ) ) {\n\n\t\t\t\t// m11 is the largest diagonal term\n\n\t\t\t\tif ( xx < epsilon ) {\n\n\t\t\t\t\tx = 0;\n\t\t\t\t\ty = 0.707106781;\n\t\t\t\t\tz = 0.707106781;\n\n\t\t\t\t} else {\n\n\t\t\t\t\tx = Math.sqrt( xx );\n\t\t\t\t\ty = xy / x;\n\t\t\t\t\tz = xz / x;\n\n\t\t\t\t}\n\n\t\t\t} else if ( yy > zz ) {\n\n\t\t\t\t// m22 is the largest diagonal term\n\n\t\t\t\tif ( yy < epsilon ) {\n\n\t\t\t\t\tx = 0.707106781;\n\t\t\t\t\ty = 0;\n\t\t\t\t\tz = 0.707106781;\n\n\t\t\t\t} else {\n\n\t\t\t\t\ty = Math.sqrt( yy );\n\t\t\t\t\tx = xy / y;\n\t\t\t\t\tz = yz / y;\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\t// m33 is the largest diagonal term so base result on this\n\n\t\t\t\tif ( zz < epsilon ) {\n\n\t\t\t\t\tx = 0.707106781;\n\t\t\t\t\ty = 0.707106781;\n\t\t\t\t\tz = 0;\n\n\t\t\t\t} else {\n\n\t\t\t\t\tz = Math.sqrt( zz );\n\t\t\t\t\tx = xz / z;\n\t\t\t\t\ty = yz / z;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tthis.set( x, y, z, angle );\n\n\t\t\treturn this; // return 180 deg rotation\n\n\t\t}\n\n\t\t// as we have reached here there are no singularities so we can handle normally\n\n\t\tlet s = Math.sqrt( ( m32 - m23 ) * ( m32 - m23 ) +\n\t\t\t( m13 - m31 ) * ( m13 - m31 ) +\n\t\t\t( m21 - m12 ) * ( m21 - m12 ) ); // used to normalize\n\n\t\tif ( Math.abs( s ) < 0.001 ) s = 1;\n\n\t\t// prevent divide by zero, should not happen if matrix is orthogonal and should be\n\t\t// caught by singularity test above, but I've left it in just in case\n\n\t\tthis.x = ( m32 - m23 ) / s;\n\t\tthis.y = ( m13 - m31 ) / s;\n\t\tthis.z = ( m21 - m12 ) / s;\n\t\tthis.w = Math.acos( ( m11 + m22 + m33 - 1 ) / 2 );\n\n\t\treturn this;\n\n\t},\n\n\tmin: function ( v ) {\n\n\t\tthis.x = Math.min( this.x, v.x );\n\t\tthis.y = Math.min( this.y, v.y );\n\t\tthis.z = Math.min( this.z, v.z );\n\t\tthis.w = Math.min( this.w, v.w );\n\n\t\treturn this;\n\n\t},\n\n\tmax: function ( v ) {\n\n\t\tthis.x = Math.max( this.x, v.x );\n\t\tthis.y = Math.max( this.y, v.y );\n\t\tthis.z = Math.max( this.z, v.z );\n\t\tthis.w = Math.max( this.w, v.w );\n\n\t\treturn this;\n\n\t},\n\n\tclamp: function ( min, max ) {\n\n\t\t// assumes min < max, componentwise\n\n\t\tthis.x = Math.max( min.x, Math.min( max.x, this.x ) );\n\t\tthis.y = Math.max( min.y, Math.min( max.y, this.y ) );\n\t\tthis.z = Math.max( min.z, Math.min( max.z, this.z ) );\n\t\tthis.w = Math.max( min.w, Math.min( max.w, this.w ) );\n\n\t\treturn this;\n\n\t},\n\n\tclampScalar: function ( minVal, maxVal ) {\n\n\t\tthis.x = Math.max( minVal, Math.min( maxVal, this.x ) );\n\t\tthis.y = Math.max( minVal, Math.min( maxVal, this.y ) );\n\t\tthis.z = Math.max( minVal, Math.min( maxVal, this.z ) );\n\t\tthis.w = Math.max( minVal, Math.min( maxVal, this.w ) );\n\n\t\treturn this;\n\n\t},\n\n\tclampLength: function ( min, max ) {\n\n\t\tconst length = this.length();\n\n\t\treturn this.divideScalar( length || 1 ).multiplyScalar( Math.max( min, Math.min( max, length ) ) );\n\n\t},\n\n\tfloor: function () {\n\n\t\tthis.x = Math.floor( this.x );\n\t\tthis.y = Math.floor( this.y );\n\t\tthis.z = Math.floor( this.z );\n\t\tthis.w = Math.floor( this.w );\n\n\t\treturn this;\n\n\t},\n\n\tceil: function () {\n\n\t\tthis.x = Math.ceil( this.x );\n\t\tthis.y = Math.ceil( this.y );
109\n\t\tthis.z = Math.ceil( this.z );\n\t\tthis.w = Math.ceil( this.w );\n\n\t\treturn this;\n\n\t},\n\n\tround: function () {\n\n\t\tthis.x = Math.round( this.x );\n\t\tthis.y = Math.round( this.y );\n\t\tthis.z = Math.round( this.z );\n\t\tthis.w = Math.round( this.w );\n\n\t\treturn this;\n\n\t},\n\n\troundToZero: function () {\n\n\t\tthis.x = ( this.x < 0 ) ? Math.ceil( this.x ) : Math.floor( this.x );\n\t\tthis.y = ( this.y < 0 ) ? Math.ceil( this.y ) : Math.floor( this.y );\n\t\tthis.z = ( this.z < 0 ) ? Math.ceil( this.z ) : Math.floor( this.z );\n\t\tthis.w = ( this.w < 0 ) ? Math.ceil( this.w ) : Math.floor( this.w );\n\n\t\treturn this;\n\n\t},\n\n\tnegate: function () {\n\n\t\tthis.x = - this.x;\n\t\tthis.y = - this.y;\n\t\tthis.z = - this.z;\n\t\tthis.w = - this.w;\n\n\t\treturn this;\n\n\t},\n\n\tdot: function ( v ) {\n\n\t\treturn this.x * v.x + this.y * v.y + this.z * v.z + this.w * v.w;\n\n\t},\n\n\tlengthSq: function () {\n\n\t\treturn this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w;\n\n\t},\n\n\tlength: function () {\n\n\t\treturn Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w );\n\n\t},\n\n\tmanhattanLength: function () {\n\n\t\treturn Math.abs( this.x ) + Math.abs( this.y ) + Math.abs( this.z ) + Math.abs( this.w );\n\n\t},\n\n\tnormalize: function () {\n\n\t\treturn this.divideScalar( this.length() || 1 );\n\n\t},\n\n\tsetLength: function ( length ) {\n\n\t\treturn this.normalize().multiplyScalar( length );\n\n\t},\n\n\tlerp: function ( v, alpha ) {\n\n\t\tthis.x += ( v.x - this.x ) * alpha;\n\t\tthis.y += ( v.y - this.y ) * alpha;\n\t\tthis.z += ( v.z - this.z ) * alpha;\n\t\tthis.w += ( v.w - this.w ) * alpha;\n\n\t\treturn this;\n\n\t},\n\n\tlerpVectors: function ( v1, v2, alpha ) {\n\n\t\tthis.x = v1.x + ( v2.x - v1.x ) * alpha;\n\t\tthis.y = v1.y + ( v2.y - v1.y ) * alpha;\n\t\tthis.z = v1.z + ( v2.z - v1.z ) * alpha;\n\t\tthis.w = v1.w + ( v2.w - v1.w ) * alpha;\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( v ) {\n\n\t\treturn ( ( v.x === this.x ) && ( v.y === this.y ) && ( v.z === this.z ) && ( v.w === this.w ) );\n\n\t},\n\n\tfromArray: function ( array, offset ) {\n\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tthis.x = array[ offset ];\n\t\tthis.y = array[ offset + 1 ];\n\t\tthis.z = array[ offset + 2 ];\n\t\tthis.w = array[ offset + 3 ];\n\n\t\treturn this;\n\n\t},\n\n\ttoArray: function ( array, offset ) {\n\n\t\tif ( array === undefined ) array = [];\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tarray[ offset ] = this.x;\n\t\tarray[ offset + 1 ] = this.y;\n\t\tarray[ offset + 2 ] = this.z;\n\t\tarray[ offset + 3 ] = this.w;\n\n\t\treturn array;\n\n\t},\n\n\tfromBufferAttribute: function ( attribute, index, offset ) {\n\n\t\tif ( offset !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Vector4: offset has been removed from .fromBufferAttribute().' );\n\n\t\t}\n\n\t\tthis.x = attribute.getX( index );\n\t\tthis.y = attribute.getY( index );\n\t\tthis.z = attribute.getZ( index );\n\t\tthis.w = attribute.getW( index );\n\n\t\treturn this;\n\n\t},\n\n\trandom: function () {\n\n\t\tthis.x = Math.random();\n\t\tthis.y = Math.random();\n\t\tthis.z = Math.random();\n\t\tthis.w = Math.random();\n\n\t\treturn this;\n\n\t}\n\n} );\n\n/*\n In options, we can specify:\n * Texture parameters for an auto-generated target texture\n * depthBuffer/stencilBuffer: Booleans to indicate if we should generate these buffers\n*/\nfunction WebGLRenderTarget( width, height, options ) {\n\n\tthis.width = width;\n\tthis.height = height;\n\n\tthis.scissor = new Vector4( 0, 0, width, height );\n\tthis.scissorTest = false;\n\n\tthis.viewport = new Vector4( 0, 0, width, height );\n\n\toptions = options || {};\n\n\tthis.texture = new Texture( undefined, options.mapping, options.wrapS, options.wrapT, options.magFilter, options.minFilter, options.format, options.type, options.anisotropy, options.encoding );\n\n\tthis.texture.image = {};\n\tthis.texture.image.width = width;\n\tthis.texture.image.height = height;\n\n\tthis.texture.generateMipmaps = options.generateMipmaps !== undefined ? options.generateMipmaps : false;\n\tthis.texture.minFilter = options.minFilter !== undefined ? options.minFilter : LinearFilter;\n\n\tthis.depthBuffer = options.depthBuffer !== undefined ? options.depthBuffer : true;\n\tthis.stencilBuffer = options.stencilBuffer !== undefined ? options.stencilBuffer : true;\n\tthis.depthTexture = options.depthTexture !== undefined ? options.depthTexture : null;\n\n}\n\nWebGLRenderTarget.prototype = Object.assign( Object.create( EventDispatcher.prototype ), {\n\n\tconstructor: WebGLRenderTarget,\n\n\tisWebGLRenderTarget: true,\n\n\tsetSize: function ( width, height ) {\n\n\t\tif ( this.width !== width || this.height !== height ) {\n\n\t\t\tthis.width = width;\n\t\t\tthis.height = height;\n\n\t\t\tthis.texture.image.width = width;\n\t\t\tthis.texture.image.height = height;\n\n\t\t\tthis.dispose();\n\n\t\t}\n\n\t\tthis.viewport.set( 0, 0, width, height );\n\t\tthis.scissor.set( 0, 0, width, height );\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\tthis.width = source.width;\n\t\tthis.height = source.height;\n\n\t\tthis.viewport.copy( source.viewport );\n\n\t\tthis.texture = source.texture.clone();\n\n\t\tthis.depthBuffer = source.depthBuffer;\n\t\tthis.stencilBuffer = source.stencilBuffer;\n\t\tthis.depthTexture = source.depthTexture;\n\n\t\treturn this;\n\n\t},\n\n\tdispose: function () {\n\n\t\tthis.dispatchEvent( { type: 'dispose' } );\n\n\t}\n\n} );\n\nfunction WebGLMultisampleRenderTarget( width, height, options ) {\n\n\tWebGLRenderTarget.call( this, width, height, options );\n\n\tthis.samples = 4;\n\n}\n\nWebGLMultisampleRenderTarget.prototype = Object.assign( Object.create( WebGLRenderTarget.prototype ), {\n\n\tconstructor: WebGLMultisampleRenderTarget,\n\n\tisWebGLMultisampleRenderTarget: true,\n\n\tcopy: function ( source ) {\n\n\t\tWebGLRenderTarget.prototype.copy.call( this, source );\n\n\t\tthis.samples = source.samples;\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction Quaternion( x = 0, y = 0, z = 0, w = 1 ) {\n\n\tthis._x = x;\n\tthis._y = y;\n\tthis._z = z;\n\tthis._w = w;\n\n}\n\nObject.assign( Quaternion, {\n\n\tslerp: function ( qa, qb, qm, t ) {\n\n\t\treturn qm.copy( qa ).slerp( qb, t );\n\n\t},\n\n\tslerpFlat: function ( dst, dstOffset, src0, srcOffset0, src1, srcOffset1, t ) {\n\n\t\t// fuzz-free, array-based Quaternion SLERP operation\n\n\t\tlet x0 = src0[ srcOffset0 + 0 ],\n\t\t\ty0 = src0[ srcOffset0 + 1 ],\n\t\t\tz0 = src0[ srcOffset0 + 2 ],\n\t\t\tw0 = src0[ srcOffset0 + 3 ];\n\n\t\tconst x1 = src1[ srcOffset1 + 0 ],\n\t\t\ty1 = src1[ srcOffset1 + 1 ],\n\t\t\tz1 = src1[ srcOffset1 + 2 ],\n\t\t\tw1 = src1[ srcOffset1 + 3 ];\n\n\t\tif ( w0 !== w1 || x0 !== x1 || y0 !== y1 || z0 !== z1 ) {\n\n\t\t\tlet s = 1 - t,\n\n\t\t\t\tcos = x0 * x1 + y0 * y1 + z0 * z1 + w0 * w1,\n\n\t\t\t\tdir = ( cos >= 0 ? 1 : - 1 ),\n\t\t\t\tsqrSin = 1 - cos * cos;\n\n\t\t\t// Skip the Slerp for tiny steps to avoid numeric problems:\n\t\t\tif ( sqrSin > Number.EPSILON ) {\n\n\t\t\t\tconst sin = Math.sqrt( sqrSin ),\n\t\t\t\t\tlen = Math.atan2( sin, cos * dir );\n\n\t\t\t\ts = Math.sin( s * len ) / sin;\n\t\t\t\tt = Math.sin( t * len ) / sin;\n\n\t\t\t}\n\n\t\t\tconst tDir = t * dir;\n\n\t\t\tx0 = x0 * s + x1 * tDir;\n\t\t\ty0 = y0 * s + y1 * tDir;\n\t\t\tz0 = z0 * s + z1 * tDir;\n\t\t\tw0 = w0 * s + w1 * tDir;\n\n\t\t\t// Normalize in case we just did a lerp:\n\t\t\tif ( s === 1 - t ) {\n\n\t\t\t\tconst f = 1 / Math.sqrt( x0 * x0 + y0 * y0 + z0 * z0 + w0 * w0 );\n\n\t\t\t\tx0 *= f;\n\t\t\t\ty0 *= f;\n\t\t\t\tz0 *= f;\n\t\t\t\tw0 *= f;\n\n\t\t\t}\n\n\t\t}\n\n\t\tdst[ dstOffset ] = x0;\n\t\tdst[ dstOffset + 1 ] = y0;\n\t\tdst[ dstOffset + 2 ] = z0;\n\t\tdst[ dstOffset + 3 ] = w0;\n\n\t},\n\n\tmultiplyQuaternionsFlat: function ( dst, dstOffset, src0, srcOffset0, src1, srcOffset1 ) {\n\n\t\tconst x0 = src0[ srcOffset0 ];\n\t\tconst y0 = src0[ srcOffset0 + 1 ];\n\t\tconst z0 = src0[ srcOffset0 + 2 ];\n\t\tconst w0 = src0[ srcOffset0 + 3 ];\n\n\t\tconst x1 = src1[ srcOffset1 ];\n\t\tconst y1 = src1[ srcOffset1 + 1 ];\n\t\tconst z1 = src1[ srcOffset1 + 2 ];\n\t\tconst w1 = src1[ srcOffset1 + 3 ];\n\n\t\tdst[ dstOffset ] = x0 * w1 + w0 * x1 + y0 * z1 - z0 * y1;\n\t\tdst[ dstOffset + 1 ] = y0 * w1 + w0 * y1 + z0 * x1 - x0 * z1;\n\t\tdst[ dstOffset + 2 ] = z0 * w1 + w0 * z1 + x0 * y1 - y0 * x1;\n\t\tdst[ dstOffset + 3 ] = w0 * w1 - x0 * x1 - y0 * y1 - z0 * z1;\n\n\t\treturn dst;\n\n\t}\n\n} );\n\nObject.defineProperties( Quaternion.prototype, {\n\n\tx: {\n\n\t\tget: function () {\n\n\t\t\treturn this._x;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis._x = value;\n\t\t\tthis._onChangeCallback();\n\n\t\t}\n\n\t},\n\n\ty: {\n\n\t\tget: function () {\n\n\t\t\treturn this._y;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis._y = value;\n\t\t\tthis._onChangeCallback();\n\n\t\t}\n\n\t},\n\n\tz: {\n\n\t\tget: function () {\n\n\t\t\treturn this._z;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis._z = value;\n\t\t\tthis._onChangeCallback();\n\n\t\t}\n\n\t},\n\n\tw: {\n\n\t\tget: function () {\n\n\t\t\treturn this._w;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis._w = value;\n\t\t\tthis._onChangeCallback();\n\n\t\t}\n\n\t}\n\n} );\n\nObject.assign( Quaternion.prototype, {\n\n\tisQuaternion: true,\n\n\tset: function ( x, y, z, w ) {\n\n\t\tthis._x = x;\n\t\tthis._y = y;\n\t\tthis._z = z;\n\t\tthis._w = w;\n\n\t\tthis._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor( this._x, this._y, this._z, this._w );\n\n\t},\n\n\tcopy: function ( quaternion ) {\n\n\t\tthis._x = quaternion.x;\n\t\tthis._y = quaternion.y;\n\t\tthis._z = quaternion.z;\n\t\tthis._w = quaternion.w;\n\n\t\tthis._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\tsetFromEuler: function ( euler, update ) {\n\n\t\tif ( ! ( euler && euler.isEuler ) ) {\n\n\t\t\tthrow new Error( 'THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.' );\n\n\t\t}\n\n\t\tconst x = euler._x, y = euler._y, z = euler._z, order = euler.order;\n\n\t\t// http://www.mathworks.com/matlabcentral/fileexchange/\n\t\t// \t20696-function-to-convert-between-dcm-euler-angles-quaternions-and-euler-vectors/\n\t\t//\tcontent/SpinCalc.m\n\n\t\tconst cos = Math.cos;\n\t\tconst sin = Math.sin;\n\n\t\tconst c1 = cos( x / 2 );\n\t\tconst c2 = cos( y / 2 );\n\t\tconst c3 = cos( z / 2 );\n\n\t\tconst s1 = sin( x / 2 );\n\t\tconst s2 = sin( y / 2 );\n\t\tconst s3 = sin( z / 2 );\n\n\t\tswitch ( order ) {\n\n\t\t\tcase 'XYZ':\n\t\t\t\tthis._x = s1 * c2 * c3 + c1 * s2 * s3;\n\t\t\t\tthis._y = c1 * s2 * c3 - s1 * c2 * s3;\n\t\t\t\tthis._z = c1 * c2 * s3 + s1 * s2 * c3;\n\t\t\t\tthis._w = c1 * c2 * c3 - s1 * s2 * s3;\n\t\t\t\tbreak;\n\n\t\t\tcase 'YXZ':\n\t\t\t\tthis._x = s1 * c2 * c3 + c1 * s2 * s3;\n\t\t\t\tthis._y = c1 * s2 * c3 - s1 * c2 * s3;\n\t\t\t\tthis._z = c1 * c2 * s3 - s1 * s2 * c3;\n\t\t\t\tthis._w = c1 * c2 * c3 + s1 * s2 * s3;\n\t\t\t\tbreak;\n\n\t\t\tcase 'ZXY':\n\t\t\t\tthis._x = s1 * c2 * c3 - c1 * s2 * s3;\n\t\t\t\tthis._y = c1 * s2 * c3 + s1 * c2 * s3;\n\t\t\t\tthis._z = c1 * c2 * s3 + s1 * s2 * c3;\n\t\t\t\tthis._w = c1 * c2 * c3 - s1 * s2 * s3;\n\t\t\t\tbreak;\n\n\t\t\tcase 'ZYX':\n\t\t\t\tthis._x = s1 * c2 * c3 - c1 * s2 * s3;\n\t\t\t\tthis._y = c1 * s2 * c3 + s1 * c2 * s3;\n\t\t\t\tthis._z = c1 * c2 * s3 - s1 * s2 * c3;\n\t\t\t\tthis._w = c1 * c2 * c3 + s1 * s2 * s3;\n\t\t\t\tbreak;\n\n\t\t\tcase 'YZX':\n\t\t\t\tthis._x = s1 * c2 * c3 + c1 * s2 * s3;\n\t\t\t\tthis._y = c1 * s2 * c3 + s1 * c2 * s3;\n\t\t\t\tthis._z = c1 * c2 * s3 - s1 * s2 * c3;\n\t\t\t\tthis._w = c1 * c2 * c3 - s1 * s2 * s3;\n\t\t\t\tbreak;\n\n\t\t\tcase 'XZY':\n\t\t\t\tthis._x = s1 * c2 * c3 - c1 * s2 * s3;\n\t\t\t\tthis._y = c1 * s2 * c3 - s1 * c2 * s3;\n\t\t\t\tthis._z = c1 * c2 * s3 + s1 * s2 * c3;\n\t\t\t\tthis._w = c1 * c2 * c3 + s1 * s2 * s3;\n\t\t\t\tbreak;\n\n\t\t\tdefault:\n\t\t\t\tconsole.warn( 'THREE.Quaternion: .setFromEuler() encountered an unknown order: ' + order );\n\n\t\t}\n\n\t\tif ( update !== false ) this._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\tsetFromAxisAngle: function ( axis, angle ) {\n\n\t\t// http://www.euclideanspace.com/maths/geometry/rotations/conversions/angleToQuaternion/index.htm\n\n\t\t// assumes axis is normalized\n\n\t\tconst halfAngle = angle / 2, s = Math.sin( halfAngle );\n\n\t\tthis._x = axis.x * s;\n\t\tthis._y = axis.y * s;\n\t\tthis._z = axis.z * s;\n\t\tthis._w = Math.cos( halfAngle );\n\n\t\tthis._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\tsetFromRotationMatrix: function ( m ) {\n\n\t\t// http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToQuaternion/index.htm\n\n\t\t// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled)\n\n\t\tconst te = m.elements,\n\n\t\t\tm11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ],\n\t\t\tm21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ],\n\t\t\tm31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ],\n\n\t\t\ttrace = m11 + m22 + m33;\n\n\t\tif ( trace > 0 ) {\n\n\t\t\tconst s = 0.5 / Math.sqrt( trace + 1.0 );\n\n\t\t\tthis._w = 0.25 / s;\n\t\t\tthis._x = ( m32 - m23 ) * s;\n\t\t\tthis._y = ( m13 - m31 ) * s;\n\t\t\tthis._z = ( m21 - m12 ) * s;\n\n\t\t} else if ( m11 > m22 && m11 > m33 ) {\n\n\t\t\tconst s = 2.0 * Math.sqrt( 1.0 + m11 - m22 - m33 );\n\n\t\t\tthis._w = ( m32 - m23 ) / s;\n\t\t\tthis._x = 0.25 * s;\n\t\t\tthis._y = ( m12 + m21 ) / s;\n\t\t\tthis._z = ( m13 + m31 ) / s;\n\n\t\t} else if ( m22 > m33 ) {\n\n\t\t\tconst s = 2.0 * Math.sqrt( 1.0 + m22 - m11 - m33 );\n\n\t\t\tthis._w = ( m13 - m31 ) / s;\n\t\t\tthis._x = ( m12 + m21 ) / s;\n\t\t\tthis._y = 0.25 * s;\n\t\t\tthis._z = ( m23 + m32 ) / s;\n\n\t\t} else {\n\n\t\t\tconst s = 2.0 * Math.sqrt( 1.0 + m33 - m11 - m22 );\n\n\t\t\tthis._w = ( m21 - m12 ) / s;\n\t\t\tthis._x = ( m13 + m31 ) / s;\n\t\t\tthis._y = ( m23 + m32 ) / s;\n\t\t\tthis._z = 0.25 * s;\n\n\t\t}\n\n\t\tthis._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\tsetFromUnitVectors: function ( vFrom, vTo ) {\n\n\t\t// assumes direction vectors vFrom and vTo are normalized\n\n\t\tconst EPS = 0.000001;\n\n\t\tlet r = vFrom.dot( vTo ) + 1;\n\n\t\tif ( r < EPS ) {\n\n\t\t\tr = 0;\n\n\t\t\tif ( Math.abs( vFrom.x ) > Math.abs( vFrom.z ) ) {\n\n\t\t\t\tthis._x = - vFrom.y;\n\t\t\t\tthis._y = vFrom.x;\n\t\t\t\tthis._z = 0;\n\t\t\t\tthis._w = r;\n\n\t\t\t} else {\n\n\t\t\t\tthis._x = 0;\n\t\t\t\tthis._y = - vFrom.z;\n\t\t\t\tthis._z = vFrom.y;\n\t\t\t\tthis._w = r;\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\t// crossVectors( vFrom, vTo ); // inlined to avoid cyclic dependency on Vector3\n\n\t\t\tthis._x = vFrom.y * vTo.z - vFrom.z * vTo.y;\n\t\t\tthis._y = vFrom.z * vTo.x - vFrom.x * vTo.z;\n\t\t\tthis._z = vFrom.x * vTo.y - vFrom.y * vTo.x;\n\t\t\tthis._w = r;\n\n\t\t}\n\n\t\treturn this.normalize();\n\n\t},\n\n\tangleTo: function ( q ) {\n\n\t\treturn 2 * Math.acos( Math.abs( MathUtils.clamp( this.dot( q ), - 1, 1 ) ) );\n\n\t},\n\n\trotateTowards: function ( q, step ) {\n\n\t\tconst angle = this.angleTo( q );\n\n\t\tif ( angle === 0 ) return this;\n\n\t\tconst t = Math.min( 1, step / angle );\n\n\t\tthis.slerp( q, t );\n\n\t\treturn this;\n\n\t},\n\n\tidentity: function () {\n\n\t\treturn this.set( 0, 0, 0, 1 );\n\n\t},\n\n\tinverse: function () {\n\n\t\t// quaternion is assumed to have unit length\n\n\t\treturn this.conjugate();\n\n\t},\n\n\tconjugate: function () {\n\n\t\tthis._x *= - 1;\n\t\tthis._y *= - 1;\n\t\tthis._z *= - 1;\n\n\t\tthis._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\tdot: function ( v ) {\n\n\t\treturn this._x * v._x + this._y * v._y + this._z * v._z + this._w * v._w;\n\n\t},\n\n\tlengthSq: function () {\n\n\t\treturn this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w;\n\n\t},\n\n\tlength: function () {\n\n\t\treturn Math.sqrt( this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w );\n\n\t},\n\n\tnormalize: function () {\n\n\t\tlet l = this.length();\n\n\t\tif ( l === 0 ) {\n\n\t\t\tthis._x = 0;\n\t\t\tthis._y = 0;\n\t\t\tthis._z = 0;\n\t\t\tthis._w = 1;\n\n\t\t} else {\n\n\t\t\tl = 1 / l;\n\n\t\t\tthis._x = this._x * l;\n\t\t\tthis._y = this._y * l;\n\t\t\tthis._z = this._z * l;\n\t\
109t\tthis._w = this._w * l;\n\n\t\t}\n\n\t\tthis._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\tmultiply: function ( q, p ) {\n\n\t\tif ( p !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead.' );\n\t\t\treturn this.multiplyQuaternions( q, p );\n\n\t\t}\n\n\t\treturn this.multiplyQuaternions( this, q );\n\n\t},\n\n\tpremultiply: function ( q ) {\n\n\t\treturn this.multiplyQuaternions( q, this );\n\n\t},\n\n\tmultiplyQuaternions: function ( a, b ) {\n\n\t\t// from http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/code/index.htm\n\n\t\tconst qax = a._x, qay = a._y, qaz = a._z, qaw = a._w;\n\t\tconst qbx = b._x, qby = b._y, qbz = b._z, qbw = b._w;\n\n\t\tthis._x = qax * qbw + qaw * qbx + qay * qbz - qaz * qby;\n\t\tthis._y = qay * qbw + qaw * qby + qaz * qbx - qax * qbz;\n\t\tthis._z = qaz * qbw + qaw * qbz + qax * qby - qay * qbx;\n\t\tthis._w = qaw * qbw - qax * qbx - qay * qby - qaz * qbz;\n\n\t\tthis._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\tslerp: function ( qb, t ) {\n\n\t\tif ( t === 0 ) return this;\n\t\tif ( t === 1 ) return this.copy( qb );\n\n\t\tconst x = this._x, y = this._y, z = this._z, w = this._w;\n\n\t\t// http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/slerp/\n\n\t\tlet cosHalfTheta = w * qb._w + x * qb._x + y * qb._y + z * qb._z;\n\n\t\tif ( cosHalfTheta < 0 ) {\n\n\t\t\tthis._w = - qb._w;\n\t\t\tthis._x = - qb._x;\n\t\t\tthis._y = - qb._y;\n\t\t\tthis._z = - qb._z;\n\n\t\t\tcosHalfTheta = - cosHalfTheta;\n\n\t\t} else {\n\n\t\t\tthis.copy( qb );\n\n\t\t}\n\n\t\tif ( cosHalfTheta >= 1.0 ) {\n\n\t\t\tthis._w = w;\n\t\t\tthis._x = x;\n\t\t\tthis._y = y;\n\t\t\tthis._z = z;\n\n\t\t\treturn this;\n\n\t\t}\n\n\t\tconst sqrSinHalfTheta = 1.0 - cosHalfTheta * cosHalfTheta;\n\n\t\tif ( sqrSinHalfTheta <= Number.EPSILON ) {\n\n\t\t\tconst s = 1 - t;\n\t\t\tthis._w = s * w + t * this._w;\n\t\t\tthis._x = s * x + t * this._x;\n\t\t\tthis._y = s * y + t * this._y;\n\t\t\tthis._z = s * z + t * this._z;\n\n\t\t\tthis.normalize();\n\t\t\tthis._onChangeCallback();\n\n\t\t\treturn this;\n\n\t\t}\n\n\t\tconst sinHalfTheta = Math.sqrt( sqrSinHalfTheta );\n\t\tconst halfTheta = Math.atan2( sinHalfTheta, cosHalfTheta );\n\t\tconst ratioA = Math.sin( ( 1 - t ) * halfTheta ) / sinHalfTheta,\n\t\t\tratioB = Math.sin( t * halfTheta ) / sinHalfTheta;\n\n\t\tthis._w = ( w * ratioA + this._w * ratioB );\n\t\tthis._x = ( x * ratioA + this._x * ratioB );\n\t\tthis._y = ( y * ratioA + this._y * ratioB );\n\t\tthis._z = ( z * ratioA + this._z * ratioB );\n\n\t\tthis._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( quaternion ) {\n\n\t\treturn ( quaternion._x === this._x ) && ( quaternion._y === this._y ) && ( quaternion._z === this._z ) && ( quaternion._w === this._w );\n\n\t},\n\n\tfromArray: function ( array, offset ) {\n\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tthis._x = array[ offset ];\n\t\tthis._y = array[ offset + 1 ];\n\t\tthis._z = array[ offset + 2 ];\n\t\tthis._w = array[ offset + 3 ];\n\n\t\tthis._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\ttoArray: function ( array, offset ) {\n\n\t\tif ( array === undefined ) array = [];\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tarray[ offset ] = this._x;\n\t\tarray[ offset + 1 ] = this._y;\n\t\tarray[ offset + 2 ] = this._z;\n\t\tarray[ offset + 3 ] = this._w;\n\n\t\treturn array;\n\n\t},\n\n\tfromBufferAttribute: function ( attribute, index ) {\n\n\t\tthis._x = attribute.getX( index );\n\t\tthis._y = attribute.getY( index );\n\t\tthis._z = attribute.getZ( index );\n\t\tthis._w = attribute.getW( index );\n\n\t\treturn this;\n\n\t},\n\n\t_onChange: function ( callback ) {\n\n\t\tthis._onChangeCallback = callback;\n\n\t\treturn this;\n\n\t},\n\n\t_onChangeCallback: function () {}\n\n} );\n\nconst _vector = new Vector3();\nconst _quaternion = new Quaternion();\n\nfunction Vector3( x = 0, y = 0, z = 0 ) {\n\n\tthis.x = x;\n\tthis.y = y;\n\tthis.z = z;\n\n}\n\nObject.assign( Vector3.prototype, {\n\n\tisVector3: true,\n\n\tset: function ( x, y, z ) {\n\n\t\tif ( z === undefined ) z = this.z; // sprite.scale.set(x,y)\n\n\t\tthis.x = x;\n\t\tthis.y = y;\n\t\tthis.z = z;\n\n\t\treturn this;\n\n\t},\n\n\tsetScalar: function ( scalar ) {\n\n\t\tthis.x = scalar;\n\t\tthis.y = scalar;\n\t\tthis.z = scalar;\n\n\t\treturn this;\n\n\t},\n\n\tsetX: function ( x ) {\n\n\t\tthis.x = x;\n\n\t\treturn this;\n\n\t},\n\n\tsetY: function ( y ) {\n\n\t\tthis.y = y;\n\n\t\treturn this;\n\n\t},\n\n\tsetZ: function ( z ) {\n\n\t\tthis.z = z;\n\n\t\treturn this;\n\n\t},\n\n\tsetComponent: function ( index, value ) {\n\n\t\tswitch ( index ) {\n\n\t\t\tcase 0: this.x = value; break;\n\t\t\tcase 1: this.y = value; break;\n\t\t\tcase 2: this.z = value; break;\n\t\t\tdefault: throw new Error( 'index is out of range: ' + index );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tgetComponent: function ( index ) {\n\n\t\tswitch ( index ) {\n\n\t\t\tcase 0: return this.x;\n\t\t\tcase 1: return this.y;\n\t\t\tcase 2: return this.z;\n\t\t\tdefault: throw new Error( 'index is out of range: ' + index );\n\n\t\t}\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor( this.x, this.y, this.z );\n\n\t},\n\n\tcopy: function ( v ) {\n\n\t\tthis.x = v.x;\n\t\tthis.y = v.y;\n\t\tthis.z = v.z;\n\n\t\treturn this;\n\n\t},\n\n\tadd: function ( v, w ) {\n\n\t\tif ( w !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead.' );\n\t\t\treturn this.addVectors( v, w );\n\n\t\t}\n\n\t\tthis.x += v.x;\n\t\tthis.y += v.y;\n\t\tthis.z += v.z;\n\n\t\treturn this;\n\n\t},\n\n\taddScalar: function ( s ) {\n\n\t\tthis.x += s;\n\t\tthis.y += s;\n\t\tthis.z += s;\n\n\t\treturn this;\n\n\t},\n\n\taddVectors: function ( a, b ) {\n\n\t\tthis.x = a.x + b.x;\n\t\tthis.y = a.y + b.y;\n\t\tthis.z = a.z + b.z;\n\n\t\treturn this;\n\n\t},\n\n\taddScaledVector: function ( v, s ) {\n\n\t\tthis.x += v.x * s;\n\t\tthis.y += v.y * s;\n\t\tthis.z += v.z * s;\n\n\t\treturn this;\n\n\t},\n\n\tsub: function ( v, w ) {\n\n\t\tif ( w !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.' );\n\t\t\treturn this.subVectors( v, w );\n\n\t\t}\n\n\t\tthis.x -= v.x;\n\t\tthis.y -= v.y;\n\t\tthis.z -= v.z;\n\n\t\treturn this;\n\n\t},\n\n\tsubScalar: function ( s ) {\n\n\t\tthis.x -= s;\n\t\tthis.y -= s;\n\t\tthis.z -= s;\n\n\t\treturn this;\n\n\t},\n\n\tsubVectors: function ( a, b ) {\n\n\t\tthis.x = a.x - b.x;\n\t\tthis.y = a.y - b.y;\n\t\tthis.z = a.z - b.z;\n\n\t\treturn this;\n\n\t},\n\n\tmultiply: function ( v, w ) {\n\n\t\tif ( w !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead.' );\n\t\t\treturn this.multiplyVectors( v, w );\n\n\t\t}\n\n\t\tthis.x *= v.x;\n\t\tthis.y *= v.y;\n\t\tthis.z *= v.z;\n\n\t\treturn this;\n\n\t},\n\n\tmultiplyScalar: function ( scalar ) {\n\n\t\tthis.x *= scalar;\n\t\tthis.y *= scalar;\n\t\tthis.z *= scalar;\n\n\t\treturn this;\n\n\t},\n\n\tmultiplyVectors: function ( a, b ) {\n\n\t\tthis.x = a.x * b.x;\n\t\tthis.y = a.y * b.y;\n\t\tthis.z = a.z * b.z;\n\n\t\treturn this;\n\n\t},\n\n\tapplyEuler: function ( euler ) {\n\n\t\tif ( ! ( euler && euler.isEuler ) ) {\n\n\t\t\tconsole.error( 'THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.' );\n\n\t\t}\n\n\t\treturn this.applyQuaternion( _quaternion.setFromEuler( euler ) );\n\n\t},\n\n\tapplyAxisAngle: function ( axis, angle ) {\n\n\t\treturn this.applyQuaternion( _quaternion.setFromAxisAngle( axis, angle ) );\n\n\t}
109,\n\n\tapplyMatrix3: function ( m ) {\n\n\t\tconst x = this.x, y = this.y, z = this.z;\n\t\tconst e = m.elements;\n\n\t\tthis.x = e[ 0 ] * x + e[ 3 ] * y + e[ 6 ] * z;\n\t\tthis.y = e[ 1 ] * x + e[ 4 ] * y + e[ 7 ] * z;\n\t\tthis.z = e[ 2 ] * x + e[ 5 ] * y + e[ 8 ] * z;\n\n\t\treturn this;\n\n\t},\n\n\tapplyNormalMatrix: function ( m ) {\n\n\t\treturn this.applyMatrix3( m ).normalize();\n\n\t},\n\n\tapplyMatrix4: function ( m ) {\n\n\t\tconst x = this.x, y = this.y, z = this.z;\n\t\tconst e = m.elements;\n\n\t\tconst w = 1 / ( e[ 3 ] * x + e[ 7 ] * y + e[ 11 ] * z + e[ 15 ] );\n\n\t\tthis.x = ( e[ 0 ] * x + e[ 4 ] * y + e[ 8 ] * z + e[ 12 ] ) * w;\n\t\tthis.y = ( e[ 1 ] * x + e[ 5 ] * y + e[ 9 ] * z + e[ 13 ] ) * w;\n\t\tthis.z = ( e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z + e[ 14 ] ) * w;\n\n\t\treturn this;\n\n\t},\n\n\tapplyQuaternion: function ( q ) {\n\n\t\tconst x = this.x, y = this.y, z = this.z;\n\t\tconst qx = q.x, qy = q.y, qz = q.z, qw = q.w;\n\n\t\t// calculate quat * vector\n\n\t\tconst ix = qw * x + qy * z - qz * y;\n\t\tconst iy = qw * y + qz * x - qx * z;\n\t\tconst iz = qw * z + qx * y - qy * x;\n\t\tconst iw = - qx * x - qy * y - qz * z;\n\n\t\t// calculate result * inverse quat\n\n\t\tthis.x = ix * qw + iw * - qx + iy * - qz - iz * - qy;\n\t\tthis.y = iy * qw + iw * - qy + iz * - qx - ix * - qz;\n\t\tthis.z = iz * qw + iw * - qz + ix * - qy - iy * - qx;\n\n\t\treturn this;\n\n\t},\n\n\tproject: function ( camera ) {\n\n\t\treturn this.applyMatrix4( camera.matrixWorldInverse ).applyMatrix4( camera.projectionMatrix );\n\n\t},\n\n\tunproject: function ( camera ) {\n\n\t\treturn this.applyMatrix4( camera.projectionMatrixInverse ).applyMatrix4( camera.matrixWorld );\n\n\t},\n\n\ttransformDirection: function ( m ) {\n\n\t\t// input: THREE.Matrix4 affine matrix\n\t\t// vector interpreted as a direction\n\n\t\tconst x = this.x, y = this.y, z = this.z;\n\t\tconst e = m.elements;\n\n\t\tthis.x = e[ 0 ] * x + e[ 4 ] * y + e[ 8 ] * z;\n\t\tthis.y = e[ 1 ] * x + e[ 5 ] * y + e[ 9 ] * z;\n\t\tthis.z = e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z;\n\n\t\treturn this.normalize();\n\n\t},\n\n\tdivide: function ( v ) {\n\n\t\tthis.x /= v.x;\n\t\tthis.y /= v.y;\n\t\tthis.z /= v.z;\n\n\t\treturn this;\n\n\t},\n\n\tdivideScalar: function ( scalar ) {\n\n\t\treturn this.multiplyScalar( 1 / scalar );\n\n\t},\n\n\tmin: function ( v ) {\n\n\t\tthis.x = Math.min( this.x, v.x );\n\t\tthis.y = Math.min( this.y, v.y );\n\t\tthis.z = Math.min( this.z, v.z );\n\n\t\treturn this;\n\n\t},\n\n\tmax: function ( v ) {\n\n\t\tthis.x = Math.max( this.x, v.x );\n\t\tthis.y = Math.max( this.y, v.y );\n\t\tthis.z = Math.max( this.z, v.z );\n\n\t\treturn this;\n\n\t},\n\n\tclamp: function ( min, max ) {\n\n\t\t// assumes min < max, componentwise\n\n\t\tthis.x = Math.max( min.x, Math.min( max.x, this.x ) );\n\t\tthis.y = Math.max( min.y, Math.min( max.y, this.y ) );\n\t\tthis.z = Math.max( min.z, Math.min( max.z, this.z ) );\n\n\t\treturn this;\n\n\t},\n\n\tclampScalar: function ( minVal, maxVal ) {\n\n\t\tthis.x = Math.max( minVal, Math.min( maxVal, this.x ) );\n\t\tthis.y = Math.max( minVal, Math.min( maxVal, this.y ) );\n\t\tthis.z = Math.max( minVal, Math.min( maxVal, this.z ) );\n\n\t\treturn this;\n\n\t},\n\n\tclampLength: function ( min, max ) {\n\n\t\tconst length = this.length();\n\n\t\treturn this.divideScalar( length || 1 ).multiplyScalar( Math.max( min, Math.min( max, length ) ) );\n\n\t},\n\n\tfloor: function () {\n\n\t\tthis.x = Math.floor( this.x );\n\t\tthis.y = Math.floor( this.y );\n\t\tthis.z = Math.floor( this.z );\n\n\t\treturn this;\n\n\t},\n\n\tceil: function () {\n\n\t\tthis.x = Math.ceil( this.x );\n\t\tthis.y = Math.ceil( this.y );\n\t\tthis.z = Math.ceil( this.z );\n\n\t\treturn this;\n\n\t},\n\n\tround: function () {\n\n\t\tthis.x = Math.round( this.x );\n\t\tthis.y = Math.round( this.y );\n\t\tthis.z = Math.round( this.z );\n\n\t\treturn this;\n\n\t},\n\n\troundToZero: function () {\n\n\t\tthis.x = ( this.x < 0 ) ? Math.ceil( this.x ) : Math.floor( this.x );\n\t\tthis.y = ( this.y < 0 ) ? Math.ceil( this.y ) : Math.floor( this.y );\n\t\tthis.z = ( this.z < 0 ) ? Math.ceil( this.z ) : Math.floor( this.z );\n\n\t\treturn this;\n\n\t},\n\n\tnegate: function () {\n\n\t\tthis.x = - this.x;\n\t\tthis.y = - this.y;\n\t\tthis.z = - this.z;\n\n\t\treturn this;\n\n\t},\n\n\tdot: function ( v ) {\n\n\t\treturn this.x * v.x + this.y * v.y + this.z * v.z;\n\n\t},\n\n\t// TODO lengthSquared?\n\n\tlengthSq: function () {\n\n\t\treturn this.x * this.x + this.y * this.y + this.z * this.z;\n\n\t},\n\n\tlength: function () {\n\n\t\treturn Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z );\n\n\t},\n\n\tmanhattanLength: function () {\n\n\t\treturn Math.abs( this.x ) + Math.abs( this.y ) + Math.abs( this.z );\n\n\t},\n\n\tnormalize: function () {\n\n\t\treturn this.divideScalar( this.length() || 1 );\n\n\t},\n\n\tsetLength: function ( length ) {\n\n\t\treturn this.normalize().multiplyScalar( length );\n\n\t},\n\n\tlerp: function ( v, alpha ) {\n\n\t\tthis.x += ( v.x - this.x ) * alpha;\n\t\tthis.y += ( v.y - this.y ) * alpha;\n\t\tthis.z += ( v.z - this.z ) * alpha;\n\n\t\treturn this;\n\n\t},\n\n\tlerpVectors: function ( v1, v2, alpha ) {\n\n\t\tthis.x = v1.x + ( v2.x - v1.x ) * alpha;\n\t\tthis.y = v1.y + ( v2.y - v1.y ) * alpha;\n\t\tthis.z = v1.z + ( v2.z - v1.z ) * alpha;\n\n\t\treturn this;\n\n\t},\n\n\tcross: function ( v, w ) {\n\n\t\tif ( w !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead.' );\n\t\t\treturn this.crossVectors( v, w );\n\n\t\t}\n\n\t\treturn this.crossVectors( this, v );\n\n\t},\n\n\tcrossVectors: function ( a, b ) {\n\n\t\tconst ax = a.x, ay = a.y, az = a.z;\n\t\tconst bx = b.x, by = b.y, bz = b.z;\n\n\t\tthis.x = ay * bz - az * by;\n\t\tthis.y = az * bx - ax * bz;\n\t\tthis.z = ax * by - ay * bx;\n\n\t\treturn this;\n\n\t},\n\n\tprojectOnVector: function ( v ) {\n\n\t\tconst denominator = v.lengthSq();\n\n\t\tif ( denominator === 0 ) return this.set( 0, 0, 0 );\n\n\t\tconst scalar = v.dot( this ) / denominator;\n\n\t\treturn this.copy( v ).multiplyScalar( scalar );\n\n\t},\n\n\tprojectOnPlane: function ( planeNormal ) {\n\n\t\t_vector.copy( this ).projectOnVector( planeNormal );\n\n\t\treturn this.sub( _vector );\n\n\t},\n\n\treflect: function ( normal ) {\n\n\t\t// reflect incident vector off plane orthogonal to normal\n\t\t// normal is assumed to have unit length\n\n\t\treturn this.sub( _vector.copy( normal ).multiplyScalar( 2 * this.dot( normal ) ) );\n\n\t},\n\n\tangleTo: function ( v ) {\n\n\t\tconst denominator = Math.sqrt( this.lengthSq() * v.lengthSq() );\n\n\t\tif ( denominator === 0 ) return Math.PI / 2;\n\n\t\tconst theta = this.dot( v ) / denominator;\n\n\t\t// clamp, to handle numerical problems\n\n\t\treturn Math.acos( MathUtils.clamp( theta, - 1, 1 ) );\n\n\t},\n\n\tdistanceTo: function ( v ) {\n\n\t\treturn Math.sqrt( this.distanceToSquared( v ) );\n\n\t},\n\n\tdistanceToSquared: function ( v ) {\n\n\t\tconst dx = this.x - v.x, dy = this.y - v.y, dz = this.z - v.z;\n\n\t\treturn dx * dx + dy * dy + dz * dz;\n\n\t},\n\n\tmanhattanDistanceTo: function ( v ) {\n\n\t\treturn Math.abs( this.x - v.x ) + Math.abs( this.y - v.y ) + Math.abs( this.z - v.z );\n\n\t},\n\n\tsetFromSpherical: function ( s ) {\n\n\t\treturn this.setFromSphericalCoords( s.radius, s.phi, s.theta );\n\n\t},\n\n\tsetFromSphericalCoords: function ( radius, phi, theta ) {\n\n\t\tconst sinPhiRadius = Math.sin( phi ) * radius;\n\n\t\tthis.x = sinPhiRadius * Math.sin( theta );\n\t\tthis.y = Math.cos( phi ) * radius;\n\t\tthis.z = sinPhiRadius * Math.cos( theta );\n\n\t\treturn this;\n\n\t},\n\n\tsetFromCylindrical: function ( c ) {\n\n\t\treturn this.setFromCylindricalCoords( c.radius, c.theta, c.y );\n\n\t},\n\n\tsetFromCylindricalCoords: function ( radius, theta, y ) {\n\n\t\tthis.x = radiu
109s * Math.sin( theta );\n\t\tthis.y = y;\n\t\tthis.z = radius * Math.cos( theta );\n\n\t\treturn this;\n\n\t},\n\n\tsetFromMatrixPosition: function ( m ) {\n\n\t\tconst e = m.elements;\n\n\t\tthis.x = e[ 12 ];\n\t\tthis.y = e[ 13 ];\n\t\tthis.z = e[ 14 ];\n\n\t\treturn this;\n\n\t},\n\n\tsetFromMatrixScale: function ( m ) {\n\n\t\tconst sx = this.setFromMatrixColumn( m, 0 ).length();\n\t\tconst sy = this.setFromMatrixColumn( m, 1 ).length();\n\t\tconst sz = this.setFromMatrixColumn( m, 2 ).length();\n\n\t\tthis.x = sx;\n\t\tthis.y = sy;\n\t\tthis.z = sz;\n\n\t\treturn this;\n\n\t},\n\n\tsetFromMatrixColumn: function ( m, index ) {\n\n\t\treturn this.fromArray( m.elements, index * 4 );\n\n\t},\n\n\tsetFromMatrix3Column: function ( m, index ) {\n\n\t\treturn this.fromArray( m.elements, index * 3 );\n\n\t},\n\n\tequals: function ( v ) {\n\n\t\treturn ( ( v.x === this.x ) && ( v.y === this.y ) && ( v.z === this.z ) );\n\n\t},\n\n\tfromArray: function ( array, offset ) {\n\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tthis.x = array[ offset ];\n\t\tthis.y = array[ offset + 1 ];\n\t\tthis.z = array[ offset + 2 ];\n\n\t\treturn this;\n\n\t},\n\n\ttoArray: function ( array, offset ) {\n\n\t\tif ( array === undefined ) array = [];\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tarray[ offset ] = this.x;\n\t\tarray[ offset + 1 ] = this.y;\n\t\tarray[ offset + 2 ] = this.z;\n\n\t\treturn array;\n\n\t},\n\n\tfromBufferAttribute: function ( attribute, index, offset ) {\n\n\t\tif ( offset !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Vector3: offset has been removed from .fromBufferAttribute().' );\n\n\t\t}\n\n\t\tthis.x = attribute.getX( index );\n\t\tthis.y = attribute.getY( index );\n\t\tthis.z = attribute.getZ( index );\n\n\t\treturn this;\n\n\t},\n\n\trandom: function () {\n\n\t\tthis.x = Math.random();\n\t\tthis.y = Math.random();\n\t\tthis.z = Math.random();\n\n\t\treturn this;\n\n\t}\n\n} );\n\nconst _v1 = new Vector3();\nconst _m1 = new Matrix4();\nconst _zero = new Vector3( 0, 0, 0 );\nconst _one = new Vector3( 1, 1, 1 );\nconst _x = new Vector3();\nconst _y = new Vector3();\nconst _z = new Vector3();\n\nfunction Matrix4() {\n\n\tthis.elements = [\n\n\t\t1, 0, 0, 0,\n\t\t0, 1, 0, 0,\n\t\t0, 0, 1, 0,\n\t\t0, 0, 0, 1\n\n\t];\n\n\tif ( arguments.length > 0 ) {\n\n\t\tconsole.error( 'THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.' );\n\n\t}\n\n}\n\nObject.assign( Matrix4.prototype, {\n\n\tisMatrix4: true,\n\n\tset: function ( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) {\n\n\t\tconst te = this.elements;\n\n\t\tte[ 0 ] = n11; te[ 4 ] = n12; te[ 8 ] = n13; te[ 12 ] = n14;\n\t\tte[ 1 ] = n21; te[ 5 ] = n22; te[ 9 ] = n23; te[ 13 ] = n24;\n\t\tte[ 2 ] = n31; te[ 6 ] = n32; te[ 10 ] = n33; te[ 14 ] = n34;\n\t\tte[ 3 ] = n41; te[ 7 ] = n42; te[ 11 ] = n43; te[ 15 ] = n44;\n\n\t\treturn this;\n\n\t},\n\n\tidentity: function () {\n\n\t\tthis.set(\n\n\t\t\t1, 0, 0, 0,\n\t\t\t0, 1, 0, 0,\n\t\t\t0, 0, 1, 0,\n\t\t\t0, 0, 0, 1\n\n\t\t);\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new Matrix4().fromArray( this.elements );\n\n\t},\n\n\tcopy: function ( m ) {\n\n\t\tconst te = this.elements;\n\t\tconst me = m.elements;\n\n\t\tte[ 0 ] = me[ 0 ]; te[ 1 ] = me[ 1 ]; te[ 2 ] = me[ 2 ]; te[ 3 ] = me[ 3 ];\n\t\tte[ 4 ] = me[ 4 ]; te[ 5 ] = me[ 5 ]; te[ 6 ] = me[ 6 ]; te[ 7 ] = me[ 7 ];\n\t\tte[ 8 ] = me[ 8 ]; te[ 9 ] = me[ 9 ]; te[ 10 ] = me[ 10 ]; te[ 11 ] = me[ 11 ];\n\t\tte[ 12 ] = me[ 12 ]; te[ 13 ] = me[ 13 ]; te[ 14 ] = me[ 14 ]; te[ 15 ] = me[ 15 ];\n\n\t\treturn this;\n\n\t},\n\n\tcopyPosition: function ( m ) {\n\n\t\tconst te = this.elements, me = m.elements;\n\n\t\tte[ 12 ] = me[ 12 ];\n\t\tte[ 13 ] = me[ 13 ];\n\t\tte[ 14 ] = me[ 14 ];\n\n\t\treturn this;\n\n\t},\n\n\textractBasis: function ( xAxis, yAxis, zAxis ) {\n\n\t\txAxis.setFromMatrixColumn( this, 0 );\n\t\tyAxis.setFromMatrixColumn( this, 1 );\n\t\tzAxis.setFromMatrixColumn( this, 2 );\n\n\t\treturn this;\n\n\t},\n\n\tmakeBasis: function ( xAxis, yAxis, zAxis ) {\n\n\t\tthis.set(\n\t\t\txAxis.x, yAxis.x, zAxis.x, 0,\n\t\t\txAxis.y, yAxis.y, zAxis.y, 0,\n\t\t\txAxis.z, yAxis.z, zAxis.z,
1090,\n\t\t\t0, 0, 0, 1\n\t\t);\n\n\t\treturn this;\n\n\t},\n\n\textractRotation: function ( m ) {\n\n\t\t// this method does not support reflection matrices\n\n\t\tconst te = this.elements;\n\t\tconst me = m.elements;\n\n\t\tconst scaleX = 1 / _v1.setFromMatrixColumn( m, 0 ).length();\n\t\tconst scaleY = 1 / _v1.setFromMatrixColumn( m, 1 ).length();\n\t\tconst scaleZ = 1 / _v1.setFromMatrixColumn( m, 2 ).length();\n\n\t\tte[ 0 ] = me[ 0 ] * scaleX;\n\t\tte[ 1 ] = me[ 1 ] * scaleX;\n\t\tte[ 2 ] = me[ 2 ] * scaleX;\n\t\tte[ 3 ] = 0;\n\n\t\tte[ 4 ] = me[ 4 ] * scaleY;\n\t\tte[ 5 ] = me[ 5 ] * scaleY;\n\t\tte[ 6 ] = me[ 6 ] * scaleY;\n\t\tte[ 7 ] = 0;\n\n\t\tte[ 8 ] = me[ 8 ] * scaleZ;\n\t\tte[ 9 ] = me[ 9 ] * scaleZ;\n\t\tte[ 10 ] = me[ 10 ] * scaleZ;\n\t\tte[ 11 ] = 0;\n\n\t\tte[ 12 ] = 0;\n\t\tte[ 13 ] = 0;\n\t\tte[ 14 ] = 0;\n\t\tte[ 15 ] = 1;\n\n\t\treturn this;\n\n\t},\n\n\tmakeRotationFromEuler: function ( euler ) {\n\n\t\tif ( ! ( euler && euler.isEuler ) ) {\n\n\t\t\tconsole.error( 'THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.' );\n\n\t\t}\n\n\t\tconst te = this.elements;\n\n\t\tconst x = euler.x, y = euler.y, z = euler.z;\n\t\tconst a = Math.cos( x ), b = Math.sin( x );\n\t\tconst c = Math.cos( y ), d = Math.sin( y );\n\t\tconst e = Math.cos( z ), f = Math.sin( z );\n\n\t\tif ( euler.order === 'XYZ' ) {\n\n\t\t\tconst ae = a * e, af = a * f, be = b * e, bf = b * f;\n\n\t\t\tte[ 0 ] = c * e;\n\t\t\tte[ 4 ] = - c * f;\n\t\t\tte[ 8 ] = d;\n\n\t\t\tte[ 1 ] = af + be * d;\n\t\t\tte[ 5 ] = ae - bf * d;\n\t\t\tte[ 9 ] = - b * c;\n\n\t\t\tte[ 2 ] = bf - ae * d;\n\t\t\tte[ 6 ] = be + af * d;\n\t\t\tte[ 10 ] = a * c;\n\n\t\t} else if ( euler.order === 'YXZ' ) {\n\n\t\t\tconst ce = c * e, cf = c * f, de = d * e, df = d * f;\n\n\t\t\tte[ 0 ] = ce + df * b;\n\t\t\tte[ 4 ] = de * b - cf;\n\t\t\tte[ 8 ] = a * d;\n\n\t\t\tte[ 1 ] = a * f;\n\t\t\tte[ 5 ] = a * e;\n\t\t\tte[ 9 ] = - b;\n\n\t\t\tte[ 2 ] = cf * b - de;\n\t\t\tte[ 6 ] = df + ce * b;\n\t\t\tte[ 10 ] = a * c;\n\n\t\t} else if ( euler.order === 'ZXY' ) {\n\n\t\t\tconst ce = c * e, cf = c * f, de = d * e, df = d * f;\n\n\t\t\tte[ 0 ] = ce - df * b;\n\t\t\tte[ 4 ] = - a * f;\n\t\t\tte[ 8 ] = de + cf * b;\n\n\t\t\tte[ 1 ] = cf + de * b;\n\t\t\tte[ 5 ] = a * e;\n\t\t\tte[ 9 ] = df - ce * b;\n\n\t\t\tte[ 2 ] = - a * d;\n\t\t\tte[ 6 ] = b;\n\t\t\tte[ 10 ] = a * c;\n\n\t\t} else if ( euler.order === 'ZYX' ) {\n\n\t\t\tconst ae = a * e, af = a * f, be = b * e, bf = b * f;\n\n\t\t\tte[ 0 ] = c * e;\n\t\t\tte[ 4 ] = be * d - af;\n\t\t\tte[ 8 ] = ae * d + bf;\n\n\t\t\tte[ 1 ] = c * f;\n\t\t\tte[ 5 ] = bf * d + ae;\n\t\t\tte[ 9 ] = af * d - be;\n\n\t\t\tte[ 2 ] = - d;\n\t\t\tte[ 6 ] = b * c;\n\t\t\tte[ 10 ] = a * c;\n\n\t\t} else if ( euler.order === 'YZX' ) {\n\n\t\t\tconst ac = a * c, ad = a * d, bc = b * c, bd = b * d;\n\n\t\t\tte[ 0 ] = c * e;\n\t\t\tte[ 4 ] = bd - ac * f;\n\t\t\tte[ 8 ] = bc * f + ad;\n\n\t\t\tte[ 1 ] = f;\n\t\t\tte[ 5 ] = a * e;\n\t\t\tte[ 9 ] = - b * e;\n\n\t\t\tte[ 2 ] = - d * e;\n\t\t\tte[ 6 ] = ad * f + bc;\n\t\t\tte[ 10 ] = ac - bd * f;\n\n\t\t} else if ( euler.order === 'XZY' ) {\n\n\t\t\tconst ac = a * c, ad = a * d, bc = b * c, bd = b * d;\n\n\t\t\tte[ 0 ] = c * e;\n\t\t\tte[ 4 ] = - f;\n\t\t\tte[ 8 ] = d * e;\n\n\t\t\tte[ 1 ] = ac * f + bd;\n\t\t\tte[ 5 ] = a * e;\n\t\t\tte[ 9 ] = ad * f - bc;\n\n\t\t\tte[ 2 ] = bc * f - ad;\n\t\t\tte[ 6 ] = b * e;\n\t\t\tte[ 10 ] = bd * f + ac;\n\n\t\t}\n\n\t\t// bottom row\n\t\tte[ 3 ] = 0;\n\t\tte[ 7 ] = 0;\n\t\tte[ 11 ] = 0;\n\n\t\t// last column\n\t\tte[ 12 ] = 0;\n\t\tte[ 13 ] = 0;\n\t\tte[ 14 ] = 0;\n\t\tte[ 15 ] = 1;\n\n\t\treturn this;\n\n\t},\n\n\tmakeRotationFromQuaternion: function ( q ) {\n\n\t\treturn this.compose( _zero, q, _one );\n\n\t},\n\n\tlookAt: function ( eye, target, up ) {\n\n\t\tconst te = this.elements;\n\n\t\t_z.subVectors( eye, target );\n\n\t\tif ( _z.lengthSq() === 0 ) {\n\n\t\t\t// eye and target are in the same position\n\n\t\t\t_z.z = 1;\n\n\t\t}\n\n\t\t_z.normalize();\n\t\t_x.crossVectors( up, _z );\n\n\t\tif ( _x.lengthSq() === 0 ) {\n\n\t\t\t// up and z are parallel\n\n\t\t\tif ( Math.abs( up.z ) === 1 ) {\n\n\t\t\t\t_z.x += 0.0001;\n\n\t\t\t} else {\n\n\t\t\t\t_z.z += 0.0001;\n\n\t\t\t}\n\n\t\t\t_z.normalize();\n\t\t\t_x.crossVectors( up, _z );\n\n\t\t}\n\n\t\t_x.normalize();\n\t\t_y.crossVectors( _z, _x );\n\n\t\tte[ 0 ] = _x.x; te[ 4 ] = _y.x; te[ 8 ] = _z.x;\n\t\tte[ 1 ] = _x.y; te[ 5 ] = _y.y; te[ 9 ] = _z.y;\n\t\tte[ 2 ] = _x.z; te[ 6 ] = _y.z; te[ 10 ] = _z.z;\n\n\t\treturn this;\n\n\t},\n\n\tmultiply: function ( m, n ) {\n\n\t\tif ( n !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead.' );\n\t\t\treturn this.multiplyMatrices( m, n );\n\n\t\t}\n\n\t\treturn this.multiplyMatrices( this, m );\n\n\t},\n\n\tpremultiply: function ( m ) {\n\n\t\treturn this.multiplyMatrices( m, this );\n\n\t},\n\n\tmultiplyMatrices: function ( a, b ) {\n\n\t\tconst ae = a.elements;\n\t\tconst be = b.elements;\n\t\tconst te = this.elements;\n\n\t\tconst a11 = ae[ 0 ], a12 = ae[ 4 ], a13 = ae[ 8 ], a14 = ae[ 12 ];\n\t\tconst a21 = ae[ 1 ], a22 = ae[ 5 ], a23 = ae[ 9 ], a24 = ae[ 13 ];\n\t\tconst a31 = ae[ 2 ], a32 = ae[ 6 ], a33 = ae[ 10 ], a34 = ae[ 14 ];\n\t\tconst a41 = ae[ 3 ], a42 = ae[ 7 ], a43 = ae[ 11 ], a44 = ae[ 15 ];\n\n\t\tconst b11 = be[ 0 ], b12 = be[ 4 ], b13 = be[ 8 ], b14 = be[ 12 ];\n\t\tconst b21 = be[ 1 ], b22 = be[ 5 ], b23 = be[ 9 ], b24 = be[ 13 ];\n\t\tconst b31 = be[ 2 ], b32 = be[ 6 ], b33 = be[ 10 ], b34 = be[ 14 ];\n\t\tconst b41 = be[ 3 ], b42 = be[ 7 ], b43 = be[ 11 ], b44 = be[ 15 ];\n\n\t\tte[ 0 ] = a11 * b11 + a12 * b21 + a13 * b31 + a14 * b41;\n\t\tte[ 4 ] = a11 * b12 + a12 * b22 + a13 * b32 + a14 * b42;\n\t\tte[ 8 ] = a11 * b13 + a12 * b23 + a13 * b33 + a14 * b43;\n\t\tte[ 12 ] = a11 * b14 + a12 * b24 + a13 * b34 + a14 * b44;\n\n\t\tte[ 1 ] = a21 * b11 + a22 * b21 + a23 * b31 + a24 * b41;\n\t\tte[ 5 ] = a21 * b12 + a22 * b22 + a23 * b32 + a24 * b42;\n\t\tte[ 9 ] = a21 * b13 + a22 * b23 + a23 * b33 + a24 * b43;\n\t\tte[ 13 ] = a21 * b14 + a22 * b24 + a23 * b34 + a24 * b44;\n\n\t\tte[ 2 ] = a31 * b11 + a32 * b21 + a33 * b31 + a34 * b41;\n\t\tte[ 6 ] = a31 * b12 + a32 * b22 + a33 * b32 + a34 * b42;\n\t\tte[ 10 ] = a31 * b13 + a32 * b23 + a33 * b33 + a34 * b43;\n\t\tte[ 14 ] = a31 * b14 + a32 * b24 + a33 * b34 + a34 * b44;\n\n\t\tte[ 3 ] = a41 * b11 + a42 * b21 + a43 * b31 + a44 * b41;\n\t\tte[ 7 ] = a41 * b12 + a42 * b22 + a43 * b32 + a44 * b42;\n\t\tte[ 11 ] = a41 * b13 + a42 * b23 + a43 * b33 + a44 * b43;\n\t\tte[ 15 ] = a41 * b14 + a42 * b24 + a43 * b34 + a44 * b44;\n\n\t\treturn this;\n\n\t},\n\n\tmultiplyScalar: function ( s ) {\n\n\t\tconst te = this.elements;\n\n\t\tte[ 0 ] *= s; te[ 4 ] *= s; te[ 8 ] *= s;
109 te[ 12 ] *= s;\n\t\tte[ 1 ] *= s; te[ 5 ] *= s; te[ 9 ] *= s; te[ 13 ] *= s;\n\t\tte[ 2 ] *= s; te[ 6 ] *= s; te[ 10 ] *= s; te[ 14 ] *= s;\n\t\tte[ 3 ] *= s; te[ 7 ] *= s; te[ 11 ] *= s; te[ 15 ] *= s;\n\n\t\treturn this;\n\n\t},\n\n\tdeterminant: function () {\n\n\t\tconst te = this.elements;\n\n\t\tconst n11 = te[ 0 ], n12 = te[ 4 ], n13 = te[ 8 ], n14 = te[ 12 ];\n\t\tconst n21 = te[ 1 ], n22 = te[ 5 ], n23 = te[ 9 ], n24 = te[ 13 ];\n\t\tconst n31 = te[ 2 ], n32 = te[ 6 ], n33 = te[ 10 ], n34 = te[ 14 ];\n\t\tconst n41 = te[ 3 ], n42 = te[ 7 ], n43 = te[ 11 ], n44 = te[ 15 ];\n\n\t\t//TODO: make this more efficient\n\t\t//( based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm )\n\n\t\treturn (\n\t\t\tn41 * (\n\t\t\t\t+ n14 * n23 * n32\n\t\t\t\t - n13 * n24 * n32\n\t\t\t\t - n14 * n22 * n33\n\t\t\t\t + n12 * n24 * n33\n\t\t\t\t + n13 * n22 * n34\n\t\t\t\t - n12 * n23 * n34\n\t\t\t) +\n\t\t\tn42 * (\n\t\t\t\t+ n11 * n23 * n34\n\t\t\t\t - n11 * n24 * n33\n\t\t\t\t + n14 * n21 * n33\n\t\t\t\t - n13 * n21 * n34\n\t\t\t\t + n13 * n24 * n31\n\t\t\t\t - n14 * n23 * n31\n\t\t\t) +\n\t\t\tn43 * (\n\t\t\t\t+ n11 * n24 * n32\n\t\t\t\t - n11 * n22 * n34\n\t\t\t\t - n14 * n21 * n32\n\t\t\t\t + n12 * n21 * n34\n\t\t\t\t + n14 * n22 * n31\n\t\t\t\t - n12 * n24 * n31\n\t\t\t) +\n\t\t\tn44 * (\n\t\t\t\t- n13 * n22 * n31\n\t\t\t\t - n11 * n23 * n32\n\t\t\t\t + n11 * n22 * n33\n\t\t\t\t + n13 * n21 * n32\n\t\t\t\t - n12 * n21 * n33\n\t\t\t\t + n12 * n23 * n31\n\t\t\t)\n\n\t\t);\n\n\t},\n\n\ttranspose: function () {\n\n\t\tconst te = this.elements;\n\t\tlet tmp;\n\n\t\ttmp = te[ 1 ]; te[ 1 ] = te[ 4 ]; te[ 4 ] = tmp;\n\t\ttmp = te[ 2 ]; te[ 2 ] = te[ 8 ]; te[ 8 ] = tmp;\n\t\ttmp = te[ 6 ]; te[ 6 ] = te[ 9 ]; te[ 9 ] = tmp;\n\n\t\ttmp = te[ 3 ]; te[ 3 ] = te[ 12 ]; te[ 12 ] = tmp;\n\t\ttmp = te[ 7 ]; te[ 7 ] = te[ 13 ]; te[ 13 ] = tmp;\n\t\ttmp = te[ 11 ]; te[ 11 ] = te[ 14 ]; te[ 14 ] = tmp;\n\n\t\treturn this;\n\n\t},\n\n\tsetPosition: function ( x, y, z ) {\n\n\t\tconst te = this.elements;\n\n\t\tif ( x.isVector3 ) {\n\n\t\t\tte[ 12 ] = x.x;\n\t\t\tte[ 13 ] = x.y;\n\t\t\tte[ 14 ] = x.z;\n\n\t\t} else {\n\n\t\t\tte[ 12 ] = x;\n\t\t\tte[ 13 ] = y;\n\t\t\tte[ 14 ] = z;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tgetInverse: function ( m, throwOnDegenerate ) {\n\n\t\tif ( throwOnDegenerate !== undefined ) {\n\n\t\t\tconsole.warn( \"THREE.Matrix4: .getInverse() can no longer be configured to throw on degenerate.\" );\n\n\t\t}\n\n\t\t// based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm\n\t\tconst te = this.elements,\n\t\t\tme = m.elements,\n\n\t\t\tn11 = me[ 0 ], n21 = me[ 1 ], n31 = me[ 2 ], n41 = me[ 3 ],\n\t\t\tn12 = me[ 4 ], n22 = me[ 5 ], n32 = me[ 6 ], n42 = me[ 7 ],\n\t\t\tn13 = me[ 8 ], n23 = me[ 9 ], n33 = me[ 10 ], n43 = me[ 11 ],\n\t\t\tn14 = me[ 12 ], n24 = me[ 13 ], n34 = me[ 14 ], n44 = me[ 15 ],\n\n\t\t\tt11 = n23 * n34 * n42 - n24 * n33 * n42 + n24 * n32 * n43 - n22 * n34 * n43 - n23 * n32 * n44 + n22 * n33 * n44,\n\t\t\tt12 = n14 * n33 * n42 - n13 * n34 * n42 - n14 * n32 * n43 + n12 * n34 * n43 + n13 * n32 * n44 - n12 * n33 * n44,\n\t\t\tt13 = n13 * n24 * n42 - n14 * n23 * n42 + n14 * n22 * n43 - n12 * n24 * n43 - n13 * n22 * n44 + n12 * n23 * n44,\n\t\t\tt14 = n14 * n23 * n32 - n13 * n24 * n32 - n14 * n22 * n33 + n12 * n24 * n33 + n13 * n22 * n34 - n12 * n23 * n34;\n\n\t\tconst det = n11 * t11 + n21 * t12 + n31 * t13 + n41 * t14;\n\n\t\tif ( det === 0 ) return this.set( 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 );\n\n\t\tconst detInv = 1 / det;\n\n\t\tte[ 0 ] = t11 * detInv;\n\t\tte[ 1 ] = ( n24 * n33 * n41 - n23 * n34 * n41 - n24 * n31 * n43 + n21 * n34 * n43 + n23 * n31 * n44 - n21 * n33 * n44 ) * detInv;\n\t\tte[ 2 ] = ( n22 * n34 * n41 - n24 * n32 * n41 + n24 * n31 * n42 - n21 * n34 * n42 - n22 * n31 * n44 + n21 * n32 * n44 ) * detInv;\n\t\tte[ 3 ] = ( n23 * n32 * n41 - n22 * n33 * n41 - n23 * n31 * n42 + n21 * n33 * n42 + n22 * n31 * n43 - n21 * n32 * n43 ) * detInv;\n\n\t\tte[ 4 ] = t12 * detInv;\n\t\tte[ 5 ] = ( n13 * n34 * n41 - n14 * n33 * n41 + n14 * n31 * n43 - n11 * n34 * n43 - n13 * n31 * n44 + n11 * n33 * n44 ) * detInv;\n\t\tte[ 6 ] = ( n14 * n32 * n41 - n12 * n34 * n41 - n14 * n31 * n42 + n11 * n34 * n42 + n12 * n31 * n44 - n11 * n32 * n44 ) * detInv;\n\t\tte[ 7 ] = ( n12 * n33 * n41 - n13 * n32 * n41 + n13 * n31 * n42 - n11 * n33 * n42 - n12 * n31 * n43 + n11 * n32 * n43 ) * detInv;\n\n\t\tte[ 8 ] = t13 * detInv;\n\t\tte[ 9 ] = ( n14 * n23 * n41 - n13 * n24 * n41 - n14 * n21 * n43 + n11 * n24 * n43
109+ n13 * n21 * n44 - n11 * n23 * n44 ) * detInv;\n\t\tte[ 10 ] = ( n12 * n24 * n41 - n14 * n22 * n41 + n14 * n21 * n42 - n11 * n24 * n42 - n12 * n21 * n44 + n11 * n22 * n44 ) * detInv;\n\t\tte[ 11 ] = ( n13 * n22 * n41 - n12 * n23 * n41 - n13 * n21 * n42 + n11 * n23 * n42 + n12 * n21 * n43 - n11 * n22 * n43 ) * detInv;\n\n\t\tte[ 12 ] = t14 * detInv;\n\t\tte[ 13 ] = ( n13 * n24 * n31 - n14 * n23 * n31 + n14 * n21 * n33 - n11 * n24 * n33 - n13 * n21 * n34 + n11 * n23 * n34 ) * detInv;\n\t\tte[ 14 ] = ( n14 * n22 * n31 - n12 * n24 * n31 - n14 * n21 * n32 + n11 * n24 * n32 + n12 * n21 * n34 - n11 * n22 * n34 ) * detInv;\n\t\tte[ 15 ] = ( n12 * n23 * n31 - n13 * n22 * n31 + n13 * n21 * n32 - n11 * n23 * n32 - n12 * n21 * n33 + n11 * n22 * n33 ) * detInv;\n\n\t\treturn this;\n\n\t},\n\n\tscale: function ( v ) {\n\n\t\tconst te = this.elements;\n\t\tconst x = v.x, y = v.y, z = v.z;\n\n\t\tte[ 0 ] *= x; te[ 4 ] *= y; te[ 8 ] *= z;\n\t\tte[ 1 ] *= x; te[ 5 ] *= y; te[ 9 ] *= z;\n\t\tte[ 2 ] *= x; te[ 6 ] *= y; te[ 10 ] *= z;\n\t\tte[ 3 ] *= x; te[ 7 ] *= y; te[ 11 ] *= z;\n\n\t\treturn this;\n\n\t},\n\n\tgetMaxScaleOnAxis: function () {\n\n\t\tconst te = this.elements;\n\n\t\tconst scaleXSq = te[ 0 ] * te[ 0 ] + te[ 1 ] * te[ 1 ] + te[ 2 ] * te[ 2 ];\n\t\tconst scaleYSq = te[ 4 ] * te[ 4 ] + te[ 5 ] * te[ 5 ] + te[ 6 ] * te[ 6 ];\n\t\tconst scaleZSq = te[ 8 ] * te[ 8 ] + te[ 9 ] * te[ 9 ] + te[ 10 ] * te[ 10 ];\n\n\t\treturn Math.sqrt( Math.max( scaleXSq, scaleYSq, scaleZSq ) );\n\n\t},\n\n\tmakeTranslation: function ( x, y, z ) {\n\n\t\tthis.set(\n\n\t\t\t1, 0, 0, x,\n\t\t\t0, 1, 0, y,\n\t\t\t0, 0, 1, z,\n\t\t\t0, 0, 0, 1\n\n\t\t);\n\n\t\treturn this;\n\n\t},\n\n\tmakeRotationX: function ( theta ) {\n\n\t\tconst c = Math.cos( theta ), s = Math.sin( theta );\n\n\t\tthis.set(\n\n\t\t\t1, 0, 0, 0,\n\t\t\t0, c, - s, 0,\n\t\t\t0, s, c, 0,\n\t\t\t0, 0, 0, 1\n\n\t\t);\n\n\t\treturn this;\n\n\t},\n\n\tmakeRotationY: function ( theta ) {\n\n\t\tconst c = Math.cos( theta ), s = Math.sin( theta );\n\n\t\tthis.set(\n\n\t\t\t c, 0, s, 0,\n\t\t\t 0, 1, 0, 0,\n\t\t\t- s, 0, c, 0,\n\t\t\t 0, 0, 0, 1\n\n\t\t);\n\n\t\treturn this;\n\n\t},\n\n\tmakeRotationZ: function ( theta ) {\n\n\t\tconst c = Math.cos( theta ), s = Math.sin( theta );\n\n\t\tthis.set(\n\n\t\t\tc, - s, 0, 0,\n\t\t\ts, c, 0, 0,\n\t\t\t0, 0, 1, 0,\n\t\t\t0, 0, 0, 1\n\n\t\t);\n\n\t\treturn this;\n\n\t},\n\n\tmakeRotationAxis: function ( axis, angle ) {\n\n\t\t// Based on http://www.gamedev.net/reference/articles/article1199.asp\n\n\t\tconst c = Math.cos( angle );\n\t\tconst s = Math.sin( angle );\n\t\tconst t = 1 - c;\n\t\tconst x = axis.x, y = axis.y, z = axis.z;\n\t\tconst tx = t * x, ty = t * y;\n\n\t\tthis.set(\n\n\t\t\ttx * x + c, tx * y - s * z, tx * z + s * y, 0,\n\t\t\ttx * y + s * z, ty * y + c, ty * z - s * x, 0,\n\t\t\ttx * z - s * y, ty * z + s * x, t * z * z + c, 0,\n\t\t\t0, 0, 0, 1\n\n\t\t);\n\n\t\t return this;\n\n\t},\n\n\tmakeScale: function ( x, y, z ) {\n\n\t\tthis.set(\n\n\t\t\tx, 0, 0, 0,\n\t\t\t0, y, 0, 0,\n\t\t\t0, 0, z, 0,\n\t\t\t0, 0, 0, 1\n\n\t\t);\n\n\t\treturn this;\n\n\t},\n\n\tmakeShear: function ( x, y, z ) {\n\n\t\tthis.set(\n\n\t\t\t1, y, z, 0,\n\t\t\tx, 1, z, 0,\n\t\t\tx, y, 1, 0,\n\t\t\t0, 0, 0, 1\n\n\t\t);\n\n\t\treturn this;\n\n\t},\n\n\tcompose: function ( position, quaternion, scale ) {\n\n\t\tconst te = this.elements;\n\n\t\tconst x = quaternion._x, y = quaternion._y, z = quaternion._z, w = quaternion._w;\n\t\tconst x2 = x + x,\ty2 = y + y, z2 = z + z;\n\t\tconst xx = x * x2, xy = x * y2, xz = x * z2;\n\t\tconst yy = y * y2, yz = y * z2, zz = z * z2;\n\t\tconst wx = w * x2, wy = w * y2, wz = w * z2;\n\n\t\tconst sx = scale.x, sy = scale.y, sz = scale.z;\n\n\t\tte[ 0 ] = ( 1 - ( yy + zz ) ) * sx;\n\t\tte[ 1 ] = ( xy + wz ) * sx;\n\t\tte[ 2 ] = ( xz - wy ) * sx;\n\t\tte[ 3 ] = 0;\n\n\t\tte[ 4 ] = ( xy - wz ) * sy;\n\t\tte[ 5 ] = ( 1 - ( xx + zz ) ) * sy;\n\t\tte[ 6 ] = ( yz + wx ) * sy;\n\t\tte[ 7 ] = 0;\n\n\t\tte[ 8 ] = ( xz + wy ) * sz;\n\t\tte[ 9 ] = ( yz - wx ) * sz;\n\t\tte[ 10 ] = ( 1 - ( xx + yy ) ) * sz;\n\t\tte[ 11 ] = 0;\n\n\t\tte[ 12 ] = position.x;\n\t\tte[ 13 ] = position.y;\n\t\tte[ 14 ] = position.z;\n\t\tte[ 15 ] = 1;\n\n\t\treturn this;\n\n\t},\n\n\tdecompose: function ( position, quaternion, scale ) {\n\n\t\tconst te = this.elements;\n\n\t\tlet sx = _v1.set( te[ 0 ], te[ 1 ], te[ 2 ] ).length();\n\t\tlet sy = _v1.set( te[ 4 ], te[ 5 ], te[ 6 ] ).length();\n\t\tlet sz = _v1.set( te[ 8 ], te[ 9 ], te[ 10 ] ).length();\n\n\t\t// if determine is negative, we need to invert one scale\n\t\tconst det = this.determinant();\n\t\tif ( det < 0 ) sx = - sx;\n\n\t\tposition.x = te[ 12 ];\n\t\tposition.y = te[ 13 ];\n\t\tposition.z = te[ 14 ];\n\n\t\t// scale the rotation part\n\t\t_m1.copy( this );\n\n\t\tconst invSX = 1 / sx;\n\t\tconst invSY = 1 / sy;\n\t\tconst invSZ = 1 / sz;\n\n\t\t_m1.elements[ 0 ] *= invSX;\n\t\t_m1.elements[ 1 ] *= invSX;\n\t\t_m1.elements[ 2 ] *= invSX;\n\n\t\t_m1.elements[ 4 ] *= invSY;\n\t\t_m1.elements[ 5 ] *= invSY;\n\t\t_m1.elements[ 6 ] *= invSY;\n\n\t\t_m1.elements[ 8 ] *= invSZ;\n\t\t_m1.elements[ 9 ] *= invSZ;\n\t\t_m1.elements[ 10 ] *= invSZ;\n\n\t\tquaternion.setFromRotationMatrix( _m1 );\n\n\t\tscale.x = sx;\n\t\tscale.y = sy;\n\t\tscale.z = sz;\n\n\t\treturn this;\n\n\t},\n\n\tmakePerspective: function ( left, right, top, bottom, near, far ) {\n\n\t\tif ( far === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Matrix4: .makePerspective() has been redefined and has a
109new signature. Please check the docs.' );\n\n\t\t}\n\n\t\tconst te = this.elements;\n\t\tconst x = 2 * near / ( right - left );\n\t\tconst y = 2 * near / ( top - bottom );\n\n\t\tconst a = ( right + left ) / ( right - left );\n\t\tconst b = ( top + bottom ) / ( top - bottom );\n\t\tconst c = - ( far + near ) / ( far - near );\n\t\tconst d = - 2 * far * near / ( far - near );\n\n\t\tte[ 0 ] = x;\tte[ 4 ] = 0;\tte[ 8 ] = a;\tte[ 12 ] = 0;\n\t\tte[ 1 ] = 0;\tte[ 5 ] = y;\tte[ 9 ] = b;\tte[ 13 ] = 0;\n\t\tte[ 2 ] = 0;\tte[ 6 ] = 0;\tte[ 10 ] = c;\tte[ 14 ] = d;\n\t\tte[ 3 ] = 0;\tte[ 7 ] = 0;\tte[ 11 ] = - 1;\tte[ 15 ] = 0;\n\n\t\treturn this;\n\n\t},\n\n\tmakeOrthographic: function ( left, right, top, bottom, near, far ) {\n\n\t\tconst te = this.elements;\n\t\tconst w = 1.0 / ( right - left );\n\t\tconst h = 1.0 / ( top - bottom );\n\t\tconst p = 1.0 / ( far - near );\n\n\t\tconst x = ( right + left ) * w;\n\t\tconst y = ( top + bottom ) * h;\n\t\tconst z = ( far + near ) * p;\n\n\t\tte[ 0 ] = 2 * w;\tte[ 4 ] = 0;\tte[ 8 ] = 0;\tte[ 12 ] = - x;\n\t\tte[ 1 ] = 0;\tte[ 5 ] = 2 * h;\tte[ 9 ] = 0;\tte[ 13 ] = - y;\n\t\tte[ 2 ] = 0;\tte[ 6 ] = 0;\tte[ 10 ] = - 2 * p;\tte[ 14 ] = - z;\n\t\tte[ 3 ] = 0;\tte[ 7 ] = 0;\tte[ 11 ] = 0;\tte[ 15 ] = 1;\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( matrix ) {\n\n\t\tconst te = this.elements;\n\t\tconst me = matrix.elements;\n\n\t\tfor ( let i = 0; i < 16; i ++ ) {\n\n\t\t\tif ( te[ i ] !== me[ i ] ) return false;\n\n\t\t}\n\n\t\treturn true;\n\n\t},\n\n\tfromArray: function ( array, offset ) {\n\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tfor ( let i = 0; i < 16; i ++ ) {\n\n\t\t\tthis.elements[ i ] = array[ i + offset ];\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\ttoArray: function ( array, offset ) {\n\n\t\tif ( array === undefined ) array = [];\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tconst te = this.elements;\n\n\t\tarray[ offset ] = te[ 0 ];\n\t\tarray[ offset + 1 ] = te[ 1 ];\n\t\tarray[ offset + 2 ] = te[ 2 ];\n\t\tarray[ offset + 3 ] = te[ 3 ];\n\n\t\tarray[ offset + 4 ] = te[ 4 ];\n\t\tarray[ offset + 5 ] = te[ 5 ];\n\t\tarray[ offset + 6 ] = te[ 6 ];\n\t\tarray[ offset + 7 ] = te[ 7 ];\n\n\t\tarray[ offset + 8 ] = te[ 8 ];\n\t\tarray[ offset + 9 ] = te[ 9 ];\n\t\tarray[ offset + 10 ] = te[ 10 ];\n\t\tarray[ offset + 11 ] = te[ 11 ];\n\n\t\tarray[ offset + 12 ] = te[ 12 ];\n\t\tarray[ offset + 13 ] = te[ 13 ];\n\t\tarray[ offset + 14 ] = te[ 14 ];\n\t\tarray[ offset + 15 ] = te[ 15 ];\n\n\t\treturn array;\n\n\t}\n\n} );\n\nconst _matrix = new Matrix4();\nconst _quaternion$1 = new Quaternion();\n\nfunction Euler( x = 0, y = 0, z = 0, order = Euler.DefaultOrder ) {\n\n\tthis._x = x;\n\tthis._y = y;\n\tthis._z = z;\n\tthis._order = order;\n\n}\n\nEuler.RotationOrders = [ 'XYZ', 'YZX', 'ZXY', 'XZY', 'YXZ', 'ZYX' ];\n\nEuler.DefaultOrder = 'XYZ';\n\nObject.defineProperties( Euler.prototype, {\n\n\tx: {\n\n\t\tget: function () {\n\n\t\t\treturn this._x;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis._x = value;\n\t\t\tthis._onChangeCallback();\n\n\t\t}\n\n\t},\n\n\ty: {\n\n\t\tget: function () {\n\n\t\t\treturn this._y;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis._y = value;\n\t\t\tthis._onChangeCallback();\n\n\t\t}\n\n\t},\n\n\tz: {\n\n\t\tget: function () {\n\n\t\t\treturn this._z;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis._z = value;\n\t\t\tthis._onChangeCallback();\n\n\t\t}\n\n\t},\n\n\torder: {\n\n\t\tget: function () {\n\n\t\t\treturn this._order;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis._order = value;\n\t\t\tthis._onChangeCallback();\n\n\t\t}\n\n\t}\n\n} );\n\nObject.assign( Euler.prototype, {\n\n\tisEuler: true,\n\n\tset: function ( x, y, z, order ) {\n\n\t\tthis._x = x;\n\t\tthis._y = y;\n\t\tthis._z = z;\n\t\tthis._order = order || this._order;\n\n\t\tthis._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor( this._x, this._y, this._z, this._order );\n\n\t},\n\n\tcopy: function ( euler ) {\n\n\t\tthis._x = euler._x;\n\t\tthis._y = euler._y;\n\t\tthis._z = euler._z;\n\t\tthis._order = euler._order;\n\n\t\tthis._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\tsetFromRotationMatrix: function ( m, order, update ) {\n\n\t\tconst clamp = MathUtils.clamp;\n\n\t\t// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled)\n\n\t\tconst te = m.elements;\n\t\tconst m11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ];\n\t\tconst m21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ];\n\t\tconst m31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ];\n\n\t\torder = order || this._order;\n\n\t\tswitch ( order ) {\n\n\t\t\tcase 'XYZ':\n\n\t\t\t\tthis._y = Math.asin( clamp( m13, - 1, 1 ) );\n\n\t\t\t\tif ( Math.abs( m13 ) < 0.9999999 ) {\n\n\t\t\t\t\tthis._x = Math.atan2( - m23, m33 );\n\t\t\t\t\tthis._z = Math.atan2( - m12, m11 );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tthis._x = Math.atan2( m32, m22 );\n\t\t\t\t\tthis._z = 0;\n\n\t\t\t\t}\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'YXZ':\n\n\t\t\t\tthis._x = Math.asin( - clamp( m23, - 1, 1 ) );\n\n\t\t\t\tif ( Math.abs( m23 ) < 0.9999999 ) {\n\n\t\t\t\t\tthis._y = Math.atan2( m13, m33 );\n\t\t\t\t\tthis._z = Math.atan2( m21, m22 );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tthis._y = Math.atan2( - m31, m11 );\n\t\t\t\t\tthis._z = 0;\n\n\t\t\t\t}\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'ZXY':\n\n\t\t\t\tthis._x = Math.asin( clamp( m32, - 1, 1 ) );\n\n\t\t\t\tif ( Math.abs( m32 ) < 0.9999999 ) {\n\n\t\t\t\t\tthis._y = Math.atan2( - m31, m33 );\n\t\t\t\t\tthis._z = Math.atan2( - m12, m22 );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tthis._y = 0;\n\t\t\t\t\tthis._z = Math.atan2( m21, m11 );\n\n\t\t\t\t}\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'ZYX':\n\n\t\t\t\tthis._y = Math.asin( - clamp( m31, - 1, 1 ) );\n\n\t\t\t\tif ( Math.abs( m31 ) < 0.9999999 ) {\n\n\t\t\t\t\tthis._x = Math.atan2( m32, m33 );\n\t\t\t\t\tthis._z = Math.atan2( m21, m11 );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tthis._x = 0;\n\t\t\t\t\tthis._z = Math.atan2( - m12, m22 );\n\n\t\t\t\t}\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'YZX':\n\n\t\t\t\tthis._z = Math.asin( clamp( m21, - 1, 1 ) );\n\n\t\t\t\tif ( Math.abs( m21 ) < 0.9999999 ) {\n\n\t\t\t\t\tthis._x = Math.atan2( - m23, m22 );\n\t\t\t\t\tthis._y = Math.atan2( - m31, m11 );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tthis._x = 0;\n\t\t\t\t\tthis._y = Math.atan2( m13, m33 );\n\n\t\t\t\t}\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'XZY':\n\n\t\t\t\tthis._z = Math.asin( - clamp( m12, - 1, 1 ) );\n\n\t\t\t\tif ( Math.abs( m12 ) < 0.9999999 ) {\n\n\t\t\t\t\tthis._x = Math.atan2( m32, m22 );\n\t\t\t\t\tthis._y = Math.atan2( m13, m11 );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tthis._x = Math.atan2( - m23, m33 );\n\t\t\t\t\tthis._y = 0;\n\n\t\t\t\t}\n\n\t\t\t\tbreak;\n\n\t\t\tdefault:\n\n\t\t\t\tconsole.warn( 'THREE.Euler: .setFromRotationMatrix() encountered an unknown order: ' + order );\n\n\t\t}\n\n\t\tthis._order = order;\n\n\t\tif ( update !== false ) this._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\tsetFromQuaternion: function ( q, order, update ) {\n\n\t\t_matrix.makeRotationFromQuaternion( q );\n\n\t\treturn this.setFromRotationMatrix( _matrix, order, update );\n\n\t},\n\n\tsetFromVector3: function ( v, order ) {\n\n\t\treturn this.set( v.x, v.y, v.z, order || this._order );\n\n\t},\n\n\treorder: function ( newOrder ) {\n\n\t\t// WARNING: this discards revolution information -bhouston\n\n\t\t_quaternion$1.setFromEuler( this );\n\n\t\treturn this.setFromQuaternion( _quaternion$1, newOrder );\n\n\t},\n\n\tequals: function ( euler ) {\n\n\t\treturn ( euler._x === this._x ) && ( euler._y === this._y ) && ( euler._z === this._z ) && ( euler._order === this._order );\n\n\t},\n\n\tfromArray: function ( array ) {\n\n\t\tthis._x = array[ 0 ];\n\t\tthis._y = array[ 1 ];\n\t\tthis._z = array[ 2 ];\n\t\tif ( array[ 3 ] !== undefined ) this._order = array[ 3 ];\n\n\t\tthis._onChangeCallback();\n\n\t\treturn this;\n\n\t},\n\n\ttoArray: function ( array, offset ) {\n\n\t\tif ( array === undefined ) array = [];\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tarray[ offset ] = this._x;\n\t\tarray[ offset + 1 ] = this._y;\n\t\tarray[ offset + 2 ] = this._z;\n\t\tarray[ offset + 3 ] = this._order;\n\n\t\treturn array;\n\n\t},\n\n\ttoVector3: function ( optionalResult ) {\n\n\t\tif ( optionalResult ) {\n\n\t\t\treturn optionalResult.set( this._x, this._y, this._z );\n\n\t\t} else {\n\n\t\t\treturn new Vector3( this._x, this._y, this._z );\n\n\t\t}\n\n\t},\n\n\t_onChange: function ( callback ) {\n\n\t\tthis._onChangeCallback = callback;\n\n\t\treturn this;\n\n\t},\n\n\t_onChangeCallback: function () {}\n\n} );\n\nfunction Layers() {\n\n\tthis.mask = 1 | 0;\n\n}\n\nObject.assign( Layers.prototype, {\n\n\tset: function ( channel ) {\n\n\t\tthis.mask = 1 << channel | 0;\n\n\t},\n\n\tenable: function ( channel ) {\n\n\t\tthis.mask |= 1 << channel | 0;\n\n\t},\n\n\tenableAll: function () {\n\n\t\tthis.mask = 0xffffffff | 0;\n\n\t},\n\n\ttoggle: function ( channel ) {\n\n\t\tthis.mask ^= 1 << channel | 0;\n\n\t},\n\n\tdisable: function ( channel ) {\n\n\t\tthis.mask &= ~ ( 1 << channel | 0 );\n\n\t},\n\n\tdisableAll: function () {\n\n\t\tthis.mask = 0;\n\n\t},\n\n\ttest: function ( layers ) {\n\n\t\treturn ( this.mask & layers.mask ) !== 0;\n\n\t}\n\n} );\n\nlet _object3DId = 0;\n\nconst _v1$1 = new Vector3();\nconst _q1 = new Quaternion();\nconst _m1$1 = new Matrix4();\nconst _target = new Vector3();\n\nconst _position = new Vector3();\nconst _scale = new Vector3();\nconst _quaternion$2 = new Quaternion();\n\nconst _xAxis = new Vector3( 1, 0, 0 );\nconst _yAxis = new Vector3( 0, 1, 0 );\nconst _zAxis = new Vector3( 0, 0, 1 );\n\nconst _addedEvent = { type: 'added' };\nconst _removedEvent = { type: 'removed' };
109\n\nfunction Object3D() {\n\n\tObject.defineProperty( this, 'id', { value: _object3DId ++ } );\n\n\tthis.uuid = MathUtils.generateUUID();\n\n\tthis.name = '';\n\tthis.type = 'Object3D';\n\n\tthis.parent = null;\n\tthis.children = [];\n\n\tthis.up = Object3D.DefaultUp.clone();\n\n\tconst position = new Vector3();\n\tconst rotation = new Euler();\n\tconst quaternion = new Quaternion();\n\tconst scale = new Vector3( 1, 1, 1 );\n\n\tfunction onRotationChange() {\n\n\t\tquaternion.setFromEuler( rotation, false );\n\n\t}\n\n\tfunction onQuaternionChange() {\n\n\t\trotation.setFromQuaternion( quaternion, undefined, false );\n\n\t}\n\n\trotation._onChange( onRotationChange );\n\tquaternion._onChange( onQuaternionChange );\n\n\tObject.defineProperties( this, {\n\t\tposition: {\n\t\t\tconfigurable: true,\n\t\t\tenumerable: true,\n\t\t\tvalue: position\n\t\t},\n\t\trotation: {\n\t\t\tconfigurable: true,\n\t\t\tenumerable: true,\n\t\t\tvalue: rotation\n\t\t},\n\t\tquaternion: {\n\t\t\tconfigurable: true,\n\t\t\tenumerable: true,\n\t\t\tvalue: quaternion\n\t\t},\n\t\tscale: {\n\t\t\tconfigurable: true,\n\t\t\tenumerable: true,\n\t\t\tvalue: scale\n\t\t},\n\t\tmodelViewMatrix: {\n\t\t\tvalue: new Matrix4()\n\t\t},\n\t\tnormalMatrix: {\n\t\t\tvalue: new Matrix3()\n\t\t}\n\t} );\n\n\tthis.matrix = new Matrix4();\n\tthis.matrixWorld = new Matrix4();\n\n\tthis.matrixAutoUpdate = Object3D.DefaultMatrixAutoUpdate;\n\tthis.matrixWorldNeedsUpdate = false;\n\n\tthis.layers = new Layers();\n\tthis.visible = true;\n\n\tthis.castShadow = false;\n\tthis.receiveShadow = false;\n\n\tthis.frustumCulled = true;\n\tthis.renderOrder = 0;\n\n\tthis.userData = {};\n\n}\n\nObject3D.DefaultUp = new Vector3( 0, 1, 0 );\nObject3D.DefaultMatrixAutoUpdate = true;\n\nObject3D.prototype = Object.assign( Object.create( EventDispatcher.prototype ), {\n\n\tconstructor: Object3D,\n\n\tisObject3D: true,\n\n\tonBeforeRender: function () {},\n\tonAfterRender: function () {},\n\n\tapplyMatrix4: function ( matrix ) {\n\n\t\tif ( this.matrixAutoUpdate ) this.updateMatrix();\n\n\t\tthis.matrix.premultiply( matrix );\n\n\t\tthis.matrix.decompose( this.position, this.quaternion, this.scale );\n\n\t},\n\n\tapplyQuaternion: function ( q ) {\n\n\t\tthis.quaternion.premultiply( q );\n\n\t\treturn this;\n\n\t},\n\n\tsetRotationFromAxisAngle: function ( axis, angle ) {\n\n\t\t// assumes axis is normalized\n\n\t\tthis.quaternion.setFromAxisAngle( axis, angle );\n\n\t},\n\n\tsetRotationFromEuler: function ( euler ) {\n\n\t\tthis.quaternion.setFromEuler( euler, true );\n\n\t},\n\n\tsetRotationFromMatrix: function ( m ) {\n\n\t\t// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled)\n\n\t\tthis.quaternion.setFromRotationMatrix( m );\n\n\t},\n\n\tsetRotationFromQuaternion: function ( q ) {\n\n\t\t// assumes q is normalized\n\n\t\tthis.quaternion.copy( q );\n\n\t},\n\n\trotateOnAxis: function ( axis, angle ) {\n\n\t\t// rotate object on axis in object space\n\t\t// axis is assumed to be normalized\n\n\t\t_q1.setFromAxisAngle( axis, angle );\n\n\t\tthis.quaternion.multiply( _q1 );\n\n\t\treturn this;\n\n\t},\n\n\trotateOnWorldAxis: function ( axis, angle ) {\n\n\t\t// rotate object on axis in world space\n\t\t// axis is assumed to be normalized\n\t\t// method assumes no rotated parent\n\n\t\t_q1.setFromAxisAngle( axis, angle );\n\n\t\tthis.quaternion.premultiply( _q1 );\n\n\t\treturn this;\n\n\t},\n\n\trotateX: function ( angle ) {\n\n\t\treturn this.rotateOnAxis( _xAxis, angle );\n\n\t},\n\n\trotateY: function ( angle ) {\n\n\t\treturn this.rotateOnAxis( _yAxis, angle );\n\n\t},\n\n\trotateZ: function ( angle ) {\n\n\t\treturn this.rotateOnAxis( _zAxis, angle );\n\n\t},\n\n\ttranslateOnAxis: function ( axis, distance ) {\n\n\t\t// translate object by distance along axis in object space\n\t\t// axis is assumed to be normalized\n\n\t\t_v1$1.copy( axis ).applyQuaternion( this.quaternion );\n\n\t\tthis.position.add( _v1$1.multiplyScalar( distance ) );\n\n\t\treturn this;\n\n\t},\n\n\ttranslateX: function ( distance ) {\n\n\t\treturn this.translateOnAxis( _xAxis, distance );\n\n\t},\n\n\ttranslateY: function ( distance ) {\n\n\t\treturn this.translateOnAxis( _yAxis, distance );\n\n\t},\n\n\ttranslateZ: function ( distance ) {\n\n\t\treturn this.translateOnAxis( _zAxis, distance );\n\n\t},\n\n\tlocalToWorld: function ( vector ) {\n\n\t\treturn vector.applyMatrix4( this.matrixWorld );\n\n\t},\n\n\tworldToLocal: function ( vector ) {\n\n\t\treturn vector.applyMatrix4( _m1$1.getInverse( this.matrixWorld ) );\n\n\t},\n\n\tlookAt: function ( x, y, z ) {\n\n\t\t// This method does not support objects having non-uniformly-scaled parent(s)\n\n\t\tif ( x.isVector3 ) {\n\n\t\t\t_target.copy( x );\n\n\t\t} else {\n\n\t\t\t_target.set( x, y, z );\n\n\t\t}\n\n\t\tconst parent = this.parent;\n\n\t\tthis.updateWorldMatrix( true, false );\n\n\t\t_position.setFromMatrixPosition( this.matrixWorld );\n\n\t\tif ( this.isCamera || this.isLight ) {\n\n\t\t\t_m1$1.lookAt( _position, _target, this.up );\n\n\t\t} else {\n\n\t\t\t_m1$1.lookAt( _target, _position, this.up );\n\n\t\t}\n\n\t\tthis.quaternion.setFromRotationMatrix( _m1$1 );\n\n\t\tif ( parent ) {\n\n\t\t\t_m1$1.extractRotation( parent.matrixWorld );\n\t\t\t_q1.setFromRotationMatrix( _m1$1 );\n\t\t\tthis.quaternion.premultiply( _q1.inverse() );\n\n\t\t}\n\n\t},\n\n\tadd: function ( object ) {\n\n\t\tif ( arguments.length > 1 ) {\n\n\t\t\tfor ( let i = 0; i < arguments.length; i ++ ) {\n\n\t\t\t\tthis.add( arguments[ i ] );\n\n\t\t\t}\n\n\t\t\treturn this;\n\n\t\t}\n\n\t\tif ( object === this ) {\n\n\t\t\tconsole.error( \"THREE.Object3D.add: object can't be added as a child of itself.\", object );\n\t\t\treturn this;\n\n\t\t}\n\n\t\tif ( ( object && object.isObject3D ) ) {\n\n\t\t\tif ( object.parent !== null ) {\n\n\t\t\t\tobject.parent.remove( object );\n\n\t\t\t}\n\n\t\t\tobject.parent = this;\n\t\t\tthis.children.push( object );\n\n\t\t\tobject.dispatchEvent( _addedEvent );\n\n\t\t} else {\n\n\t\t\tconsole.error( \"THREE.Object3D.add: object not an instance of THREE.Object3D.\", object );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tremove: function ( object ) {\n\n\t\tif ( arguments.length > 1 ) {\n\n\t\t\tfor ( let i = 0; i < arguments.length; i ++ ) {\n\n\t\t\t\tthis.remove( arguments[ i ] );\n\n\t\t\t}\n\n\t\t\treturn this;\n\n\t\t}\n\n\t\tconst index = this.children.indexOf( object );\n\n\t\tif ( index !== - 1 ) {\n\n\t\t\tobject.parent = null;\n\t\t\tthis.children.splice( index, 1 );\n\n\t\t\tobject.dispatchEvent( _removedEvent );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tattach: function ( object ) {\n\n\t\t// adds object as a child of this, while maintaining the object's world transform\n\n\t\tthis.updateWorldMatrix( true, false );\n\n\t\t_m1$1.getInverse( this.matrixWorld );\n\n\t\tif ( object.parent !== null ) {\n\n\t\t\tobject.parent.updateWorldMatrix( true, false );\n\n\t\t\t_m1$1.multiply( object.parent.matrixWorld );\n\n\t\t}\n\n\t\tobject.applyMatrix4( _m1$1 );\n\n\t\tobject.updateWorldMatrix( false, false );\n\n\t\tthis.add( object );\n\n\t\treturn this;\n\n\t},\n\n\tgetObjectById: function ( id ) {\n\n\t\treturn this.getObjectByProperty( 'id', id );\n\n\t},\n\n\tgetObjectByName: function ( name ) {\n\n\t\treturn this.getObjectByProperty( 'name', name );\n\n\t},\n\n\tgetObjectByProperty: function ( name, value ) {\n\n\t\tif ( this[ name ] === value ) return this;\n\n\t\tfor ( let i = 0, l = this.children.length; i < l; i ++ ) {\n\n\t\t\tconst child = this.children[ i ];\n\t\t\tconst object = child.getObjectByProperty( name, value );\n\n\t\t\tif ( object !== undefined ) {\n\n\t\t\t\treturn object;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn undefined;\n\n\t},\n\n\tgetWorldPosition: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Object3D: .getWorldPosition() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\tthis.updateMatrixWorld( true );\n\n\t\treturn target.setFromMatrixPosition( this.matrixWorld );\n\n\t},\n\n\tgetWorldQuaternion: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Object3D: .getWorldQuaternion() target is now required' );\n\t\t\ttarget = new Quaternion();\n\n\t\t}\n\n\t\tthis.updateMatrixWorld( true );\n\n\t\tthis.matrixWorld.decompose( _position, target, _scale );\n\n\t\treturn target;\n\n\t},\n\n\tgetWorldScale: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Object3D: .getWorldScale() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\tthis.updateMatrixWorld( true );\n\n\t\tthis.matrixWorld.decompose( _position, _quaternion$2, target );\n\n\t\treturn target;\n\n\t},\n\n\tgetWorldDirection: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Object3D: .getWorldDirection() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\tthis.updateMatrixWorld( true );\n\n\t\tconst e = this.matrixWorld.elements;\n\n\t\treturn target.set( e[ 8 ], e[ 9 ], e[ 10 ] ).normalize();\n\n\t},\n\n\traycast: function () {},\n\n\ttraverse: function ( callback ) {\n\n\t\tcallback( this );\n\n\t\tconst children = this.children;\n\n\t\tfor ( let i = 0, l = children.length; i < l; i ++ ) {\n\n\t\t\tchildren[ i ].traverse( callback );\n\n\t\t}\n\n\t},\n\n\ttraverseVisible: function ( callback ) {\n\n\t\tif ( this.visible === false ) return;\n\n\t\tcallback( this );\n\n\t\tconst children = this.children;\n\n\t\tfor ( let i = 0, l = children.length; i < l; i ++ ) {\n\n\t\t\tchildren[ i ].traverseVisible( callback );\n\n\t\t}\n\n\t},\n\n\ttraverseAncestors: function ( callback ) {\n\n\t\tconst parent = this.parent;\n\n\t\tif ( parent !== null ) {\n\n\t\t\tcallback( parent );\n\n\t\t\tparent.traverseAncestors( callback );\n\n\t\t}\n\n\t},\n\n\tupdateMatrix: function () {\n\n\t\tthis.matrix.compose( this.position, this.quaternion, this.scale );\n\n\t\tthis.matrixWorldNeedsUpdate = true;\n\n\t},\n\n\tupdateMatrixWorld: function ( force ) {\n\n\t\tif ( this.matrixAutoUpdate ) this.updateMatrix();\n\n\t\tif ( this.matrixWorldNeedsUpdate || force ) {\n\n\t\t\tif ( this.parent === null ) {\n\n\t\t\t\tthis.matrixWorld.copy( this.matrix );\n\n\t\t\t} else {\n\n\t\t\t\tthis.matrixWorld.multiplyMatrices( this.parent.matrixWorld, this.matrix );\n\n\t\t\t}\n\n\t\t\tthis.matrixWorldNeedsUpdate = false;\n\n\t\t\tforce = true;\n\n\t\t}\n\n\t\t// update children\n\n\t\tconst children = this.children;\n\n\t\tfor ( let i = 0, l = children.length; i < l; i ++ ) {\n\n\t\t\tchildren[ i ].updateMatrixWorld( force );\n\n\t\t}\n\n\t},\n\n\tupdateWorldMatrix: function ( updateParents, updateChildren ) {\n\n\t\tconst parent = this.parent;\n\n\t\tif ( updateParents === true && parent !== null ) {\n\n\t\t\tparent.updateWorldMatrix( true, false );\n\n\t\t}\n\n\t\tif ( this.matrixAutoUpdate ) this.updateMatrix();\n\n\t\tif ( this.parent === null ) {\n\n\t\t\tthis.matrixWorld.copy( this.matrix );\n\n\t\t} else {\n\n\t\t\tthis.matrixWorld.multiplyMatrices( this.parent.matrixWorld, this.matrix );\n\n\t\t}\n\n\t\t// update children\n\n\t\tif ( updateChildren === true ) {\n\n\t\t\tconst children = this.children;\n\n\t\t\tfor ( let i = 0, l = children.length; i < l; i ++ ) {\n\n\t\t\t\tchildren[ i ].updateWorldMatrix( false, true );\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\ttoJSON: function ( meta ) {\n\n\t\t// meta is a string when called from JSON.stringify\n\t\tconst isRootObject = ( meta === undefined || typeof meta === 'string' );\n\n\t\tconst output = {};\n\n\t\t// meta is a hash used to collect geometries, materials.\n\t\t// not providing it implies that this is the root object\n\t\t// being serialized.\n\t\tif ( isRootObject ) {\n\n\t\t\t// initialize meta obj\n\t\t\tmeta = {\n\t\t\t\tgeometries: {},\n\t\t\t\tmaterials: {},\n\t\t\t\ttextures: {},\n\t\t\t\timages: {},\n\t\t\t\tshapes: {}\n\t\t\t};\n\n\t\t\toutput.metadata = {\n\t\t\t\tversion: 4.5,\n\t\t\t\ttype: 'Object',\n\t\t\t\tgenerator: 'Object3D.toJSON'\n\t\t\t};\n\n\t\t}\n\n\t\t// standard Object3D serialization\n\n\t\tconst object = {};\n\n\t\tobject.uuid = this.uuid;\n\t\tobject.type = this.type;\n\n\t\tif ( this.name !== '' ) object.name = this.name;\n\t\tif ( this.castShadow === true ) object.castShadow = true;\n\t\tif ( this.receiveShadow === true ) object.receiveShadow = true;\n\t\tif ( this.visible === false ) object.visible = false;\n\t\tif ( this.frustumCulled === false ) object.frustumCulled = false;\n\t\tif ( this.renderOrder !== 0 ) object.renderOrder = this.renderOrder;\n\t\tif ( JSON.stringify( this.userData ) !== '{}' ) object.userData = this.userData;\n\n\t\tobject.layers = this.layers.mask;\n\t\tobject.matrix = this.matrix.toArray();\n\n\t\tif ( this.matrixAutoUpdate === false ) object.matrixAutoUpdate = false;\n\n\t\t// object specific properties\n\n\t\tif ( this.isInstancedMesh ) {\n\n\t\t\tobject.type = 'InstancedMesh';\n\t\t\tobject.count = this.count;\n\t\t\tobject.instanceMatrix = this.instanceMatrix.toJSON();\n\n\t\t}\n\n\t\t//\n\n\t\tfunction serialize( library, element ) {\n\n\t\t\tif ( library[ element.uuid ] === undefined ) {\n\n\t\t\t\tlibrary[ element.uuid ] = element.toJSON( meta );\n\n\t\t\t}\n\n\t\t\treturn element.uuid;\n\n\t\t}\n\n\t\tif ( this.isMesh || this.isLine || this.isPoints ) {\n\n\t\t\tobject.geometry = serialize( meta.geometries, this.geometry );\n\n\t\t\tconst parameters = this.geometry.parameters;\n\n\t\t\tif ( parameters !== undefined && parameters.shapes !== undefined ) {\n\n\t\t\t\tconst shapes = parameters.shapes;\n\n\t\t\t\tif ( Array.isArray( shapes ) ) {\n\n\t\t\t\t\tfor ( let i = 0, l = shapes.length; i < l; i ++ ) {\n\n\t\t\t\t\t\tconst shape = shapes[ i ];\n\n\t\t\t\t\t\tserialize( meta.shapes, shape );\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\tserialize( meta.shapes, shapes );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( this.material !== undefined ) {\n\n\t\t\tif ( Array.isArray( this.material ) ) {\n\n\t\t\t\tconst uuids = [];\n\n\t\t\t\tfor ( let i = 0, l = this.material.length; i < l; i ++ ) {\n\n\t\t\t\t\tuuids.push( serialize( meta.materials, this.material[ i ] ) );\n\n\t\t\t\t}\n\n\t\t\t\tobject.material = uuids;\n\n\t\t\t} else {\n\n\t\t\t\tobject.material = serialize( meta.materials, this.material );\n\n\t\t\t}\n\n\t\t}\n\n\t\t//\n\n\t\tif ( this.children.length > 0 ) {\n\n\t\t\tobject.children = [];\n\n\t\t\tfor ( let i = 0; i < this.children.length; i ++ ) {\n\n\t\t\t\tobject.children.push( this.children[ i ].toJSON( meta ).object );\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( isRootObject ) {\n\n\t\t\tconst geometries = extractFromCache( meta.geometries );\n\t\t\tconst materials = extractFromCache( meta.materials );\n\t\t\tconst textures = extractFromCache( meta.textures );\n\t\t\tconst images = extractFromCache( meta.images );\n\t\t\tconst shapes = extractFromCache( meta.shapes );\n\n\t\t\tif ( geometries.length > 0 ) output.geometries = geometries;\n\t\t\tif ( materials.length > 0 ) output.materials = materials;\n\t\t\tif ( textures.length > 0 ) output.textures = textures;\n\t\t\tif ( images.length > 0 ) output.images = images;\n\t\t\tif ( shapes.length > 0 ) output.shapes = shapes;\n\n\t\t}\n\n\t\toutput.object = object;\n\n\t\treturn output;\n\n\t\t// extract data from the cache hash\n\t\t// remove metadata on each item\n\t\t// and return as array\n\t\tfunction extractFromCache( cache ) {\n\n\t\t\tconst values = [];\n\t\t\tfor ( const key in cache ) {\n\n\t\t\t\tconst data = cache[ key ];\n\t\t\t\tdelete data.metadata;\n\t\t\t\tvalues.push( data );\n\n\t\t\t}\n\n\t\t\treturn values;\n\n\t\t}\n\n\t},\n\n\tclone: function ( recursive ) {\n\n\t\treturn new this.constructor().copy( this, recursive );\n\n\t},\n\n\tcopy: function ( source, recursive ) {\n\n\t\tif ( recursive === undefined ) recursive = true;\n\n\t\tthis.name = source.name;\n\n\t\tthis.up.copy( source.up );\n\n\t\tthis.position.copy( source.position );\n\t\tthis.rotation.order = source.rotation.order;\n\t\tthis.quaternion.copy( source.quaternion );\n\t\tthis.scale.copy( source.scale );\n\n\t\tthis.matrix.copy( source.matrix );\n\t\tthis.matrixWorld.copy( source.matrixWorld );\n\n\t\tthis.matrixAutoUpdate = source.matrixAutoUpdate;\n\t\tthis.matrixWorldNeedsUpdate = source.matrixWorldNeedsUpdate;\n\n\t\tthis.layers.mask = source.layers.mask;\n\t\tthis.visible = source.visible;\n\n\t\tthis.castShadow = source.castShadow;\n\t\tthi
109s.receiveShadow = source.receiveShadow;\n\n\t\tthis.frustumCulled = source.frustumCulled;\n\t\tthis.renderOrder = source.renderOrder;\n\n\t\tthis.userData = JSON.parse( JSON.stringify( source.userData ) );\n\n\t\tif ( recursive === true ) {\n\n\t\t\tfor ( let i = 0; i < source.children.length; i ++ ) {\n\n\t\t\t\tconst child = source.children[ i ];\n\t\t\t\tthis.add( child.clone() );\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction Scene() {\n\n\tObject3D.call( this );\n\n\tthis.type = 'Scene';\n\n\tthis.background = null;\n\tthis.environment = null;\n\tthis.fog = null;\n\n\tthis.overrideMaterial = null;\n\n\tthis.autoUpdate = true; // checked by the renderer\n\n\tif ( typeof __THREE_DEVTOOLS__ !== 'undefined' ) {\n\n\t\t__THREE_DEVTOOLS__.dispatchEvent( new CustomEvent( 'observe', { detail: this } ) ); // eslint-disable-line no-undef\n\n\t}\n\n}\n\nScene.prototype = Object.assign( Object.create( Object3D.prototype ), {\n\n\tconstructor: Scene,\n\n\tisScene: true,\n\n\tcopy: function ( source, recursive ) {\n\n\t\tObject3D.prototype.copy.call( this, source, recursive );\n\n\t\tif ( source.background !== null ) this.background = source.background.clone();\n\t\tif ( source.environment !== null ) this.environment = source.environment.clone();\n\t\tif ( source.fog !== null ) this.fog = source.fog.clone();\n\n\t\tif ( source.overrideMaterial !== null ) this.overrideMaterial = source.overrideMaterial.clone();\n\n\t\tthis.autoUpdate = source.autoUpdate;\n\t\tthis.matrixAutoUpdate = source.matrixAutoUpdate;\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function ( meta ) {\n\n\t\tconst data = Object3D.prototype.toJSON.call( this, meta );\n\n\t\tif ( this.background !== null ) data.object.background = this.background.toJSON( meta );\n\t\tif ( this.environment !== null ) data.object.environment = this.environment.toJSON( meta );\n\t\tif ( this.fog !== null ) data.object.fog = this.fog.toJSON();\n\n\t\treturn data;\n\n\t},\n\n\tdispose: function () {\n\n\t\tthis.dispatchEvent( { type: 'dispose' } );\n\n\t}\n\n} );\n\nconst _points = [\n\tnew Vector3(),\n\tnew Vector3(),\n\tnew Vector3(),\n\tnew Vector3(),\n\tnew Vector3(),\n\tnew Vector3(),\n\tnew Vector3(),\n\tnew Vector3()\n];\n\nconst _vector$1 = new Vector3();\n\nconst _box = new Box3();\n\n// triangle centered vertices\n\nconst _v0 = new Vector3();\nconst _v1$2 = new Vector3();\nconst _v2 = new Vector3();\n\n// triangle edge vectors\n\nconst _f0 = new Vector3();\nconst _f1 = new Vector3();\nconst _f2 = new Vector3();\n\nconst _center = new Vector3();\nconst _extents = new Vector3();\nconst _triangleNormal = new Vector3();\nconst _testAxis = new Vector3();\n\nfunction Box3( min, max ) {\n\n\tthis.min = ( min !== undefined ) ? min : new Vector3( + Infinity, + Infinity, + Infinity );\n\tthis.max = ( max !== undefined ) ? max : new Vector3( - Infinity, - Infinity, - Infinity );\n\n}\n\n\nObject.assign( Box3.prototype, {\n\n\tisBox3: true,\n\n\tset: function ( min, max ) {\n\n\t\tthis.min.copy( min );\n\t\tthis.max.copy( max );\n\n\t\treturn this;\n\n\t},\n\n\tsetFromArray: function ( array ) {\n\n\t\tlet minX = + Infinity;\n\t\tlet minY = + Infinity;\n\t\tlet minZ = + Infinity;\n\n\t\tlet maxX = - Infinity;\n\t\tlet maxY = - Infinity;\n\t\tlet maxZ = - Infinity;\n\n\t\tfor ( let i = 0, l = array.length; i < l; i += 3 ) {\n\n\t\t\tconst x = array[ i ];\n\t\t\tconst y = array[ i + 1 ];\n\t\t\tconst z = array[ i + 2 ];\n\n\t\t\tif ( x < minX ) minX = x;\n\t\t\tif ( y < minY ) minY = y;\n\t\t\tif ( z < minZ ) minZ = z;\n\n\t\t\tif ( x > maxX ) maxX = x;\n\t\t\tif ( y > maxY ) maxY = y;\n\t\t\tif ( z > maxZ ) maxZ = z;\n\n\t\t}\n\n\t\tthis.min.set( minX, minY, minZ );\n\t\tthis.max.set( maxX, maxY, maxZ );\n\n\t\treturn this;\n\n\t},\n\n\tsetFromBufferAttribute: function ( attribute ) {\n\n\t\tlet minX = + Infinity;\n\t\tlet minY = + Infinity;\n\t\tlet minZ = + Infinity;\n\n\t\tlet maxX = - Infinity;\n\t\tlet maxY = - Infinity;\n\t\tlet maxZ = - Infinity;\n\n\t\tfor ( let i = 0, l = attribute.count; i < l; i ++ ) {\n\n\t\t\tconst x = attribute.getX( i );\n\t\t\tconst y = attribute.getY( i );\n\t\t\tconst z = attribute.getZ( i );\n\n\t\t\tif ( x < minX ) minX = x;\n\t\t\tif ( y < minY ) minY = y;\n\t\t\tif ( z < minZ ) minZ = z;\n\n\t\t\tif ( x > maxX ) maxX = x;\n\t\t\tif ( y > maxY ) maxY = y;\n\t\t\tif ( z > maxZ ) maxZ = z;\n\n\t\t}\n\n\t\tthis.min.set( minX, minY, minZ );\n\t\tthis.max.set( maxX, maxY, maxZ );\n\n\t\treturn this;\n\n\t},\n\n\tsetFromPoints: function ( points ) {\n\n\t\tthis.makeEmpty();\n\n\t\tfor ( let i = 0, il = points.length; i < il; i ++ ) {\n\n\t\t\tthis.expandByPoint( points[ i ] );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tsetFromCenterAndSize: function ( center, size ) {\n\n\t\tconst halfSize = _vector$1.copy( size ).multiplyScalar( 0.5 );\n\n\t\tthis.min.copy( center ).sub( halfSize );\n\t\tthis.max.copy( center ).add( halfSize );\n\n\t\treturn this;\n\n\t},\n\n\tsetFromObject: function ( object ) {\n\n\t\tthis.makeEmpty();\n\n\t\treturn this.expandByObject( object );\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( box ) {\n\n\t\tthis.min.copy( box.min );\n\t\tthis.max.copy( box.max );\n\n\t\treturn this;\n\n\t},\n\n\tmakeEmpty: function () {\n\n\t\tthis.min.x = this.min.y = this.min.z = + Infinity;\n\t\tthis.max.x = this.max.y = this.max.z = - Infinity;\n\n\t\treturn this;\n\n\t},\n\n\tisEmpty: function () {\n\n\t\t// this is a more robust check for empty than ( volume <= 0 ) because volume can get positive with two negative axes\n\n\t\treturn ( this.max.x < this.min.x ) || ( this.max.y < this.min.y ) || ( this.max.z < this.min.z );\n\n\t},\n\n\tgetCenter: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Box3: .getCenter() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\treturn this.isEmpty() ? target.set( 0, 0, 0 ) : target.addVectors( this.min, this.max ).multiplyScalar( 0.5 );\n\n\t},\n\n\tgetSize: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Box3: .getSize() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\treturn this.isEmpty() ? target.set( 0, 0, 0 ) : target.subVectors( this.max, this.min );\n\n\t},\n\n\texpandByPoint: function ( point ) {\n\n\t\tthis.min.min( point );\n\t\tthis.max.max( point );\n\n\t\treturn this;\n\n\t},\n\n\texpandByVector: function ( vector ) {\n\n\t\tthis.min.sub( vector );\n\t\tthis.max.add( vector );\n\n\t\treturn this;\n\n\t},\n\n\texpandByScalar: function ( scalar ) {\n\n\t\tthis.min.addScalar( - scalar );\n\t\tthis.max.addScalar( scalar );\n\n\t\treturn this;\n\n\t},\n\n\texpandByObject: function ( object ) {\n\n\t\t// Computes the world-axis-aligned boun
109ding box of an object (including its children),\n\t\t// accounting for both the object's, and children's, world transforms\n\n\t\tobject.updateWorldMatrix( false, false );\n\n\t\tconst geometry = object.geometry;\n\n\t\tif ( geometry !== undefined ) {\n\n\t\t\tif ( geometry.boundingBox === null ) {\n\n\t\t\t\tgeometry.computeBoundingBox();\n\n\t\t\t}\n\n\t\t\t_box.copy( geometry.boundingBox );\n\t\t\t_box.applyMatrix4( object.matrixWorld );\n\n\t\t\tthis.union( _box );\n\n\t\t}\n\n\t\tconst children = object.children;\n\n\t\tfor ( let i = 0, l = children.length; i < l; i ++ ) {\n\n\t\t\tthis.expandByObject( children[ i ] );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tcontainsPoint: function ( point ) {\n\n\t\treturn point.x < this.min.x || point.x > this.max.x ||\n\t\t\tpoint.y < this.min.y || point.y > this.max.y ||\n\t\t\tpoint.z < this.min.z || point.z > this.max.z ? false : true;\n\n\t},\n\n\tcontainsBox: function ( box ) {\n\n\t\treturn this.min.x <= box.min.x && box.max.x <= this.max.x &&\n\t\t\tthis.min.y <= box.min.y && box.max.y <= this.max.y &&\n\t\t\tthis.min.z <= box.min.z && box.max.z <= this.max.z;\n\n\t},\n\n\tgetParameter: function ( point, target ) {\n\n\t\t// This can potentially have a divide by zero if the box\n\t\t// has a size dimension of 0.\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Box3: .getParameter() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\treturn target.set(\n\t\t\t( point.x - this.min.x ) / ( this.max.x - this.min.x ),\n\t\t\t( point.y - this.min.y ) / ( this.max.y - this.min.y ),\n\t\t\t( point.z - this.min.z ) / ( this.max.z - this.min.z )\n\t\t);\n\n\t},\n\n\tintersectsBox: function ( box ) {\n\n\t\t// using 6 splitting planes to rule out intersections.\n\t\treturn box.max.x < this.min.x || box.min.x > this.max.x ||\n\t\t\tbox.max.y < this.min.y || box.min.y > this.max.y ||\n\t\t\tbox.max.z < this.min.z || box.min.z > this.max.z ? false : true;\n\n\t},\n\n\tintersectsSphere: function ( sphere ) {\n\n\t\t// Find the point on the AABB closest to the sphere center.\n\t\tthis.clampPoint( sphere.center, _vector$1 );\n\n\t\t// If that point is inside the sphere, the AABB and sphere intersect.\n\t\treturn _vector$1.distanceToSquared( sphere.center ) <= ( sphere.radius * sphere.radius );\n\n\t},\n\n\tintersectsPlane: function ( plane ) {\n\n\t\t// We compute the minimum and maximum dot product values. If those values\n\t\t// are on the same side (back or front) of the plane, then there is no intersection.\n\n\t\tlet min, max;\n\n\t\tif ( plane.normal.x > 0 ) {\n\n\t\t\tmin = plane.normal.x * this.min.x;\n\t\t\tmax = plane.normal.x * this.max.x;\n\n\t\t} else {\n\n\t\t\tmin = plane.normal.x * this.max.x;\n\t\t\tmax = plane.normal.x * this.min.x;\n\n\t\t}\n\n\t\tif ( plane.normal.y > 0 ) {\n\n\t\t\tmin += plane.normal.y * this.min.y;\n\t\t\tmax += plane.normal.y * this.max.y;\n\n\t\t} else {\n\n\t\t\tmin += plane.normal.y * this.max.y;\n\t\t\tmax += plane.normal.y * this.min.y;\n\n\t\t}\n\n\t\tif ( plane.normal.z > 0 ) {\n\n\t\t\tmin += plane.normal.z * this.min.z;\n\t\t\tmax += plane.normal.z * this.max.z;\n\n\t\t} else {\n\n\t\t\tmin += plane.normal.z * this.max.z;\n\t\t\tmax += plane.normal.z * this.min.z;\n\n\t\t}\n\n\t\treturn ( min <= - plane.constant && max >= - plane.constant );\n\n\t},\n\n\tintersectsTriangle: function ( triangle ) {\n\n\t\tif ( this.isEmpty() ) {\n\n\t\t\treturn false;\n\n\t\t}\n\n\t\t// compute box center and extents\n\t\tthis.getCenter( _center );\n\t\t_extents.subVectors( this.max, _center );\n\n\t\t// translate triangle to aabb origin\n\t\t_v0.subVectors( triangle.a, _center );\n\t\t_v1$2.subVectors( triangle.b, _center );\n\t\t_v2.subVectors( triangle.c, _center );\n\n\t\t// compute edge vectors for triangle\n\t\t_f0.subVectors( _v1$2, _v0 );\n\t\t_f1.subVectors( _v2, _v1$2 );\n\t\t_f2.subVectors( _v0, _v2 );\n\n\t\t// test against axes that are given by cross product combinations of the edges of the triangle and the edges of the aabb\n\t\t// make an axis testing of each of the 3 sides of the aabb against each of the 3 sides of the triangle = 9 axis of separation\n\t\t// axis_ij = u_i x f_j (u0, u1, u2 = face normals of aabb = x,y,z axes vectors since aabb is axis aligned)\n\t\tlet axes = [\n\t\t\t0, - _f0.z, _f0.y, 0, - _f1.z, _f1.y, 0, - _f2.z, _f2.y,\
109n\t\t\t_f0.z, 0, - _f0.x, _f1.z, 0, - _f1.x, _f2.z, 0, - _f2.x,\n\t\t\t- _f0.y, _f0.x, 0, - _f1.y, _f1.x, 0, - _f2.y, _f2.x, 0\n\t\t];\n\t\tif ( ! satForAxes( axes, _v0, _v1$2, _v2, _extents ) ) {\n\n\t\t\treturn false;\n\n\t\t}\n\n\t\t// test 3 face normals from the aabb\n\t\taxes = [ 1, 0, 0, 0, 1, 0, 0, 0, 1 ];\n\t\tif ( ! satForAxes( axes, _v0, _v1$2, _v2, _extents ) ) {\n\n\t\t\treturn false;\n\n\t\t}\n\n\t\t// finally testing the face normal of the triangle\n\t\t// use already existing triangle edge vectors here\n\t\t_triangleNormal.crossVectors( _f0, _f1 );\n\t\taxes = [ _triangleNormal.x, _triangleNormal.y, _triangleNormal.z ];\n\n\t\treturn satForAxes( axes, _v0, _v1$2, _v2, _extents );\n\n\t},\n\n\tclampPoint: function ( point, target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Box3: .clampPoint() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\treturn target.copy( point ).clamp( this.min, this.max );\n\n\t},\n\n\tdistanceToPoint: function ( point ) {\n\n\t\tconst clampedPoint = _vector$1.copy( point ).clamp( this.min, this.max );\n\n\t\treturn clampedPoint.sub( point ).length();\n\n\t},\n\n\tgetBoundingSphere: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.error( 'THREE.Box3: .getBoundingSphere() target is now required' );\n\t\t\t//target = new Sphere(); // removed to avoid cyclic dependency\n\n\t\t}\n\n\t\tthis.getCenter( target.center );\n\n\t\ttarget.radius = this.getSize( _vector$1 ).length() * 0.5;\n\n\t\treturn target;\n\n\t},\n\n\tintersect: function ( box ) {\n\n\t\tthis.min.max( box.min );\n\t\tthis.max.min( box.max );\n\n\t\t// ensure that if there is no overlap, the result is fully empty, not slightly empty with non-inf/+inf values that will cause subsequence intersects to erroneously return valid values.\n\t\tif ( this.isEmpty() ) this.makeEmpty();\n\n\t\treturn this;\n\n\t},\n\n\tunion: function ( box ) {\n\n\t\tthis.min.min( box.min );\n\t\tthis.max.max( box.max );\n\n\t\treturn this;\n\n\t},\n\n\tapplyMatrix4: function ( matrix ) {\n\n\t\t// transform of empty box is an empty box.\n\t\tif ( this.isEmpty() ) return this;\n\n\t\t// NOTE: I am using a binary pattern to specify all 2^3 combinations below\n\t\t_points[ 0 ].set( this.min.x, this.min.y, this.min.z ).applyMatrix4( matrix ); // 000\n\t\t_points[ 1 ].set( this.min.x, this.min.y, this.max.z ).applyMatrix4( matrix ); // 001\n\t\t_points[ 2 ].set( this.min.x, this.max.y, this.min.z ).applyMatrix4( matrix ); // 010\n\t\t_points[ 3 ].set( this.min.x, this.max.y, this.max.z ).applyMatrix4( matrix ); // 011\n\t\t_points[ 4 ].set( this.max.x, this.min.y, this.min.z ).applyMatrix4( matrix ); // 100\n\t\t_points[ 5 ].set( this.max.x, this.min.y, this.max.z ).applyMatrix4( matrix ); // 101\n\t\t_points[ 6 ].set( this.max.x, this.max.y, this.min.z ).applyMatrix4( matrix ); // 110\n\t\t_points[ 7 ].set( this.max.x, this.max.y, this.max.z ).applyMatrix4( matrix ); // 111\n\n\t\tthis.setFromPoints( _points );\n\n\t\treturn this;\n\n\t},\n\n\ttranslate: function ( offset ) {\n\n\t\tthis.min.add( offset );\n\t\tthis.max.add( offset );\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( box ) {\n\n\t\treturn box.min.equals( this.min ) && box.max.equals( this.max );\n\n\t}\n\n} );\n\nfunction satForAxes( axes, v0, v1, v2, extents ) {\n\n\tfor ( let i = 0, j = axes.length - 3; i <= j; i += 3 ) {\n\n\t\t_testAxis.fromArray( axes, i );\n\t\t// project the aabb onto the seperating axis\n\t\tconst r = extents.x * Math.abs( _testAxis.x ) + extents.y * Math.abs( _testAxis.y ) + extents.z * Math.abs( _testAxis.z );\n\t\t// project all 3 vertices of the triangle onto the seperating axis\n\t\tconst p0 = v0.dot( _testAxis );\n\t\tconst p1 = v1.dot( _testAxis );\n\t\tconst p2 = v2.dot( _testAxis );\n\t\t// actual test, basically see if either of the most extreme of the triangle points intersects r\n\t\tif ( Math.max( - Math.max( p0, p1, p2 ), Math.min( p0, p1, p2 ) ) > r ) {\n\n\t\t\t// points of the projected triangle are outside the projected half-length of the aabb\n\t\t\t// the axis is seperating and we can exit\n\t\t\treturn false;\n\n\t\t}\n\n\t}\n\n\treturn true;\n\n}\n\nconst _box$1 = new Box3();\n\nfunction Sphere( center, radius ) {\n\n\tthis.center = ( center !== undefined ) ? center : new Vector3();\n\tthis.radius = ( radius !== undefined ) ? radius : - 1;\n\n}\n\nObject.assign( Sphere.prototype, {\n\n\tset: function ( center, radius ) {\n\n\t\tthis.center.copy( center );
109\n\t\tthis.radius = radius;\n\n\t\treturn this;\n\n\t},\n\n\tsetFromPoints: function ( points, optionalCenter ) {\n\n\t\tconst center = this.center;\n\n\t\tif ( optionalCenter !== undefined ) {\n\n\t\t\tcenter.copy( optionalCenter );\n\n\t\t} else {\n\n\t\t\t_box$1.setFromPoints( points ).getCenter( center );\n\n\t\t}\n\n\t\tlet maxRadiusSq = 0;\n\n\t\tfor ( let i = 0, il = points.length; i < il; i ++ ) {\n\n\t\t\tmaxRadiusSq = Math.max( maxRadiusSq, center.distanceToSquared( points[ i ] ) );\n\n\t\t}\n\n\t\tthis.radius = Math.sqrt( maxRadiusSq );\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( sphere ) {\n\n\t\tthis.center.copy( sphere.center );\n\t\tthis.radius = sphere.radius;\n\n\t\treturn this;\n\n\t},\n\n\tisEmpty: function () {\n\n\t\treturn ( this.radius < 0 );\n\n\t},\n\n\tmakeEmpty: function () {\n\n\t\tthis.center.set( 0, 0, 0 );\n\t\tthis.radius = - 1;\n\n\t\treturn this;\n\n\t},\n\n\tcontainsPoint: function ( point ) {\n\n\t\treturn ( point.distanceToSquared( this.center ) <= ( this.radius * this.radius ) );\n\n\t},\n\n\tdistanceToPoint: function ( point ) {\n\n\t\treturn ( point.distanceTo( this.center ) - this.radius );\n\n\t},\n\n\tintersectsSphere: function ( sphere ) {\n\n\t\tconst radiusSum = this.radius + sphere.radius;\n\n\t\treturn sphere.center.distanceToSquared( this.center ) <= ( radiusSum * radiusSum );\n\n\t},\n\n\tintersectsBox: function ( box ) {\n\n\t\treturn box.intersectsSphere( this );\n\n\t},\n\n\tintersectsPlane: function ( plane ) {\n\n\t\treturn Math.abs( plane.distanceToPoint( this.center ) ) <= this.radius;\n\n\t},\n\n\tclampPoint: function ( point, target ) {\n\n\t\tconst deltaLengthSq = this.center.distanceToSquared( point );\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Sphere: .clampPoint() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\ttarget.copy( point );\n\n\t\tif ( deltaLengthSq > ( this.radius * this.radius ) ) {\n\n\t\t\ttarget.sub( this.center ).normalize();\n\t\t\ttarget.multiplyScalar( this.radius ).add( this.center );\n\n\t\t}\n\n\t\treturn target;\n\n\t},\n\n\tgetBoundingBox: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Sphere: .getBoundingBox() target is now required' );\n\t\t\ttarget = new Box3();\n\n\t\t}\n\n\t\tif ( this.isEmpty() ) {\n\n\t\t\t// Empty sphere produces empty bounding box\n\t\t\ttarget.makeEmpty();\n\t\t\treturn target;\n\n\t\t}\n\n\t\ttarget.set( this.center, this.center );\n\t\ttarget.expandByScalar( this.radius );\n\n\t\treturn target;\n\n\t},\n\n\tapplyMatrix4: function ( matrix ) {\n\n\t\tthis.center.applyMatrix4( matrix );\n\t\tthis.radius = this.radius * matrix.getMaxScaleOnAxis();\n\n\t\treturn this;\n\n\t},\n\n\ttranslate: function ( offset ) {\n\n\t\tthis.center.add( offset );\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( sphere ) {\n\n\t\treturn sphere.center.equals( this.center ) && ( sphere.radius === this.radius );\n\n\t}\n\n} );\n\nconst _vector$2 = new Vector3();\nconst _segCenter = new Vector3();\nconst _segDir = new Vector3();\nconst _diff = new Vector3();\n\nconst _edge1 = new Vector3();\nconst _edge2 = new Vector3();\nconst _normal = new Vector3();\n\nfunction Ray( origin, direction ) {\n\n\tthis.origin = ( origin !== undefined ) ? origin : new Vector3();\n\tthis.direction = ( direction !== undefined ) ? direction : new Vector3( 0, 0, - 1 );\n\n}\n\nObject.assign( Ray.prototype, {\n\n\tset: function ( origin, direction ) {\n\n\t\tthis.origin.copy( origin );\n\t\tthis.direction.copy( direction );\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( ray ) {\n\n\t\tthis.origin.copy( ray.origin );\n\t\tthis.direction.copy( ray.direction );\n\n\t\treturn this;\n\n\t},\n\n\tat: function ( t, target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Ray: .at() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\treturn target.copy( this.direction ).multiplyScalar( t ).add( this.origin );\n\n\t},\n\n\tlookAt: function ( v ) {\n\n\t\tthis.direction.copy( v ).sub( this.origin ).normalize();\n\n\t\treturn this;\n\n\t},\n\n\trecast: function ( t ) {\n\n\t\tthis.origin.copy( this.at( t, _vector$2 ) );\n\n\t\treturn this;\n\n\t},\n\n\tclosestPointToPoint: function ( point, target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Ray: .closestPointToPoint() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\ttarget.subVectors( point, this.origin );
109\n\n\t\tconst directionDistance = target.dot( this.direction );\n\n\t\tif ( directionDistance < 0 ) {\n\n\t\t\treturn target.copy( this.origin );\n\n\t\t}\n\n\t\treturn target.copy( this.direction ).multiplyScalar( directionDistance ).add( this.origin );\n\n\t},\n\n\tdistanceToPoint: function ( point ) {\n\n\t\treturn Math.sqrt( this.distanceSqToPoint( point ) );\n\n\t},\n\n\tdistanceSqToPoint: function ( point ) {\n\n\t\tconst directionDistance = _vector$2.subVectors( point, this.origin ).dot( this.direction );\n\n\t\t// point behind the ray\n\n\t\tif ( directionDistance < 0 ) {\n\n\t\t\treturn this.origin.distanceToSquared( point );\n\n\t\t}\n\n\t\t_vector$2.copy( this.direction ).multiplyScalar( directionDistance ).add( this.origin );\n\n\t\treturn _vector$2.distanceToSquared( point );\n\n\t},\n\n\tdistanceSqToSegment: function ( v0, v1, optionalPointOnRay, optionalPointOnSegment ) {\n\n\t\t// from http://www.geometrictools.com/GTEngine/Include/Mathematics/GteDistRaySegment.h\n\t\t// It returns the min distance between the ray and the segment\n\t\t// defined by v0 and v1\n\t\t// It can also set two optional targets :\n\t\t// - The closest point on the ray\n\t\t// - The closest point on the segment\n\n\t\t_segCenter.copy( v0 ).add( v1 ).multiplyScalar( 0.5 );\n\t\t_segDir.copy( v1 ).sub( v0 ).normalize();\n\t\t_diff.copy( this.origin ).sub( _segCenter );\n\n\t\tconst segExtent = v0.distanceTo( v1 ) * 0.5;\n\t\tconst a01 = - this.direction.dot( _segDir );\n\t\tconst b0 = _diff.dot( this.direction );\n\t\tconst b1 = - _diff.dot( _segDir );\n\t\tconst c = _diff.lengthSq();\n\t\tconst det = Math.abs( 1 - a01 * a01 );\n\t\tlet s0, s1, sqrDist, extDet;\n\n\t\tif ( det > 0 ) {\n\n\t\t\t// The ray and segment are not parallel.\n\n\t\t\ts0 = a01 * b1 - b0;\n\t\t\ts1 = a01 * b0 - b1;\n\t\t\textDet = segExtent * det;\n\n\t\t\tif ( s0 >= 0 ) {\n\n\t\t\t\tif ( s1 >= - extDet ) {\n\n\t\t\t\t\tif ( s1 <= extDet ) {\n\n\t\t\t\t\t\t// region 0\n\t\t\t\t\t\t// Minimum at interior points of ray and segment.\n\n\t\t\t\t\t\tconst invDet = 1 / det;\n\t\t\t\t\t\ts0 *= invDet;\n\t\t\t\t\t\ts1 *= invDet;\n\t\t\t\t\t\tsqrDist = s0 * ( s0 + a01 * s1 + 2 * b0 ) + s1 * ( a01 * s0 + s1 + 2 * b1 ) + c;\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\t// region 1\n\n\t\t\t\t\t\ts1 = segExtent;\n\t\t\t\t\t\ts0 = Math.max( 0, - ( a01 * s1 + b0 ) );\n\t\t\t\t\t\tsqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c;\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// region 5\n\n\t\t\t\t\ts1 = - segExtent;\n\t\t\t\t\ts0 = Math.max( 0, - ( a01 * s1 + b0 ) );\n\t\t\t\t\tsqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c;\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\tif ( s1 <= - extDet ) {\n\n\t\t\t\t\t// region 4\n\n\t\t\t\t\ts0 = Math.max( 0, - ( - a01 * segExtent + b0 ) );\n\t\t\t\t\ts1 = ( s0 > 0 ) ? - segExtent : Math.min( Math.max( - segExtent, - b1 ), segExtent );\n\t\t\t\t\tsqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c;\n\n\t\t\t\t} else if ( s1 <= extDet ) {\n\n\t\t\t\t\t// region 3\n\n\t\t\t\t\ts0 = 0;\n\t\t\t\t\ts1 = Math.min( Math.max( - segExtent, - b1 ), segExtent );\n\t\t\t\t\tsqrDist = s1 * ( s1 + 2 * b1 ) + c;\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// region 2\n\n\t\t\t\t\ts0 = Math.max( 0, - ( a01 * segExtent + b0 ) );\n\t\t\t\t\ts1 = ( s0 > 0 ) ? segExtent : Math.min( Math.max( - segExtent, - b1 ), segExtent );\n\t\t\t\t\tsqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\t// Ray and segment are parallel.\n\n\t\t\ts1 = ( a01 > 0 ) ? - segExtent : segExtent;\n\t\t\ts0 = Math.max( 0, - ( a01 * s1 + b0 ) );\n\t\t\tsqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c;\n\n\t\t}\n\n\t\tif ( optionalPointOnRay ) {\n\n\t\t\toptionalPointOnRay.copy( this.direction ).multiplyScalar( s0 ).add( this.origin );\n\n\t\t}\n\n\t\tif ( optionalPointOnSegment ) {\n\n\t\t\toptionalPointOnSegment.copy( _segDir ).multiplyScalar( s1 ).add( _segCenter );\n\n\t\t}\n\n\t\treturn sqrDist;\n\n\t},\n\n\tintersectSphere: function ( sphere, target ) {\n\n\t\t_vector$2.subVectors( sphere.center, this.origin );\n\t\tconst tca = _vector$2.dot( this.direction );\n\t\tconst d2 = _vector$2.dot( _vector$2 ) - tca * tca;\n\t\tconst radius2 = sphere.radius * sphere.radius;\n\n\t\tif ( d2 > radius2 ) return null;\n\n\t\tconst thc = Math.sqrt( radius2 - d2 );\n\n\t\t// t0 = first intersect point - entrance on front of sphere\n\t\tconst t0 = tca - thc;\n\n\t\t// t1 = second intersect point - exit point on back of sphere\n\t\tconst t1 = tca + thc;\n\n\t\t// test to see if both t0 and t1 are behind the ray - if so, return null\n\t\tif ( t0 < 0 && t1 < 0 ) return null;\n\n\t\t// test to see if t0 is behind the ray:\n\t\t// if it is, the ray is inside the sphere, so return the second exit point scaled by t1,\n\t\t// in order to always return an intersect point that is in front of the ray.\n\t\tif ( t0 < 0 ) return this.at( t1, target );\n\n\t\t// else t0 is in front of the ray, so return the first collision point scaled by t0\n\t\treturn this.at( t0, target );\n\n\t},\n\n\tintersectsSphere: function ( sphere ) {\n\n\t\treturn this.distanceSqToPoint( sphere.center ) <= ( sphere.radius * sphere.radius );\n\n\t},\n\n\tdistanceToPlane: function ( plane ) {\n\n\t\tconst denominator = plane.normal.dot( this.direction );\n\n\t\tif ( denominator === 0 ) {\n\n\t\t\t// line is coplanar, return origin\n\t\t\tif ( plane.distanceToPoint( this.origin ) === 0 ) {\n\n\t\t\t\treturn 0;\n\n\t\t\t}\n\n\t\t\t// Null is preferable to undefined since undefined means.... it is undefined\n\n\t\t\treturn null;\n\n\t\t}\n\n\t\tconst t = - ( this.origin.dot( plane.normal ) + plane.constant ) / denominator;\n\n\t\t// Return if the ray never intersects the plane\n\n\t\treturn t >= 0 ? t : null;\n\n\t},\n\n\tintersectPlane: function ( plane, target ) {\n\n\t\tconst t = this.distanceToPlane( plane );\n\n\t\tif ( t === null ) {\n\n\t\t\treturn null;\n\n\t\t}\n\n\t\treturn this.at( t, target );\n\n\t},\n\n\tintersectsPlane: function ( plane ) {\n\n\t\t// check if the ray lies on the plane first\n\n\t\tconst distToPoint = plane.distanceToPoint( this.origin );\n\n\t\tif ( distToPoint === 0 ) {\n\n\t\t\treturn true;\n\n\t\t}\n\n\t\tconst denominator = plane.normal.dot( this.direction );\n\n\t\tif ( denominator * distToPoint < 0 ) {\n\n\t\t\treturn true;\n\n\t\t}\n\n\t\t// ray origin is behind the plane (and is pointing behind it)\n\n\t\treturn false;\n\n\t},\n\n\tintersectBox: function ( box, target ) {\n\n\t\tlet tmin, tmax, tymin, tymax, tzmin, tzmax;\n\n\t\tconst invdirx = 1 / this.direction.x,\n\t\t\tinvdiry = 1 / this.direction.y,\n\t\t\tinvdirz = 1 / this.direction.z;\n\n\t\tconst origin = this.origin;\n\n\t\tif ( invdirx >= 0 ) {\n\n\t\t\ttmin = ( box.min.x - origin.x ) * invdirx;\n\t\t\ttmax = ( box.max.x - origin.x ) * invdirx;\n\n\t\t} else {\n\n\t\t\ttmin = ( box.max.x - origin.x ) * invdirx;\n\t\t\ttmax = ( box.min.x - origin.x ) * invdirx;\n\n\t\t}\n\n\t\tif ( invdiry >= 0 ) {\n\n\t\t\ttymin = ( box.min.y - origin.y ) * invdiry;\n\t\t\ttymax = ( box.max.y - origin.y ) * invdiry;\n\n\t\t} else {\n\n\t\t\ttymin = ( box.max.y - origin.y ) * invdiry;\n\t\t\ttymax = ( box.min.y - origin.y ) * invdiry;\n\n\t\t}\n\n\t\tif ( ( tmin > tymax ) || ( tymin > tmax ) ) return null;\n\n\t\t// These lines also handle the case where tmin or tmax is NaN\n\t\t// (result of 0 * Infinity). x !== x returns true if x is N
109aN\n\n\t\tif ( tymin > tmin || tmin !== tmin ) tmin = tymin;\n\n\t\tif ( tymax < tmax || tmax !== tmax ) tmax = tymax;\n\n\t\tif ( invdirz >= 0 ) {\n\n\t\t\ttzmin = ( box.min.z - origin.z ) * invdirz;\n\t\t\ttzmax = ( box.max.z - origin.z ) * invdirz;\n\n\t\t} else {\n\n\t\t\ttzmin = ( box.max.z - origin.z ) * invdirz;\n\t\t\ttzmax = ( box.min.z - origin.z ) * invdirz;\n\n\t\t}\n\n\t\tif ( ( tmin > tzmax ) || ( tzmin > tmax ) ) return null;\n\n\t\tif ( tzmin > tmin || tmin !== tmin ) tmin = tzmin;\n\n\t\tif ( tzmax < tmax || tmax !== tmax ) tmax = tzmax;\n\n\t\t//return point closest to the ray (positive side)\n\n\t\tif ( tmax < 0 ) return null;\n\n\t\treturn this.at( tmin >= 0 ? tmin : tmax, target );\n\n\t},\n\n\tintersectsBox: function ( box ) {\n\n\t\treturn this.intersectBox( box, _vector$2 ) !== null;\n\n\t},\n\n\tintersectTriangle: function ( a, b, c, backfaceCulling, target ) {\n\n\t\t// Compute the offset origin, edges, and normal.\n\n\t\t// from http://www.geometrictools.com/GTEngine/Include/Mathematics/GteIntrRay3Triangle3.h\n\n\t\t_edge1.subVectors( b, a );\n\t\t_edge2.subVectors( c, a );\n\t\t_normal.crossVectors( _edge1, _edge2 );\n\n\t\t// Solve Q + t*D = b1*E1 + b2*E2 (Q = kDiff, D = ray direction,\n\t\t// E1 = kEdge1, E2 = kEdge2, N = Cross(E1,E2)) by\n\t\t// |Dot(D,N)|*b1 = sign(Dot(D,N))*Dot(D,Cross(Q,E2))\n\t\t// |Dot(D,N)|*b2 = sign(Dot(D,N))*Dot(D,Cross(E1,Q))\n\t\t// |Dot(D,N)|*t = -sign(Dot(D,N))*Dot(Q,N)\n\t\tlet DdN = this.direction.dot( _normal );\n\t\tlet sign;\n\n\t\tif ( DdN > 0 ) {\n\n\t\t\tif ( backfaceCulling ) return null;\n\t\t\tsign = 1;\n\n\t\t} else if ( DdN < 0 ) {\n\n\t\t\tsign = - 1;\n\t\t\tDdN = - DdN;\n\n\t\t} else {\n\n\t\t\treturn null;\n\n\t\t}\n\n\t\t_diff.subVectors( this.origin, a );\n\t\tconst DdQxE2 = sign * this.direction.dot( _edge2.crossVectors( _diff, _edge2 ) );\n\n\t\t// b1 < 0, no intersection\n\t\tif ( DdQxE2 < 0 ) {\n\n\t\t\treturn null;\n\n\t\t}\n\n\t\tconst DdE1xQ = sign * this.direction.dot( _edge1.cross( _diff ) );\n\n\t\t// b2 < 0, no intersection\n\t\tif ( DdE1xQ < 0 ) {\n\n\t\t\treturn null;\n\n\t\t}\n\n\t\t// b1+b2 > 1, no intersection\n\t\tif ( DdQxE2 + DdE1xQ > DdN ) {\n\n\t\t\treturn null;\n\n\t\t}\n\n\t\t// Line intersects triangle, check if ray does.\n\t\tconst QdN = - sign * _diff.dot( _normal );\n\n\t\t// t < 0, no intersection\n\t\tif ( QdN < 0 ) {\n\n\t\t\treturn null;\n\n\t\t}\n\n\t\t// Ray intersects triangle.\n\t\treturn this.at( QdN / DdN, target );\n\n\t},\n\n\tapplyMatrix4: function ( matrix4 ) {\n\n\t\tthis.origin.applyMatrix4( matrix4 );\n\t\tthis.direction.transformDirection( matrix4 );\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( ray ) {\n\n\t\treturn ray.origin.equals( this.origin ) && ray.direction.equals( this.direction );\n\n\t}\n\n} );\n\nconst _vector1 = new Vector3();\nconst _vector2 = new Vector3();\nconst _normalMatrix = new Matrix3();\n\nfunction Plane( normal, constant ) {\n\n\t// normal is assumed to be normalized\n\n\tthis.normal = ( normal !== undefined ) ? normal : new Vector3( 1, 0, 0 );\n\tthis.constant = ( constant !== undefined ) ? constant : 0;\n\n}\n\nObject.assign( Plane.prototype, {\n\n\tisPlane: true,\n\n\tset: function ( normal, constant ) {\n\n\t\tthis.normal.copy( normal );\n\t\tthis.constant = constant;\n\n\t\treturn this;\n\n\t},\n\n\tsetComponents: function ( x, y, z, w ) {\n\n\t\tthis.normal.set( x, y, z );\n\t\tthis.constant = w;\n\n\t\treturn this;\n\n\t},\n\n\tsetFromNormalAndCoplanarPoint: function ( normal, point ) {\n\n\t\tthis.normal.copy( normal );\n\t\tthis.constant = - point.dot( this.normal );\n\n\t\treturn this;\n\n\t},\n\n\tsetFromCoplanarPoints: function ( a, b, c ) {\n\n\t\tconst normal = _vector1.subVectors( c, b ).cross( _vector2.subVectors( a, b ) ).normalize();\n\n\t\t// Q: should an error be thrown if normal is zero (e.g. degenerate plane)?\n\n\t\tthis.setFromNormalAndCoplanarPoint( normal, a );\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( plane ) {\n\n\t\tthis.normal.copy( plane.normal );\n\t\tthis.constant = plane.constant;\n\n\t\treturn this;\n\n\t},\n\n\tnormalize: function () {\n\n\t\t// Note: will lead to a divide by zero if the plane is invali
109d.\n\n\t\tconst inverseNormalLength = 1.0 / this.normal.length();\n\t\tthis.normal.multiplyScalar( inverseNormalLength );\n\t\tthis.constant *= inverseNormalLength;\n\n\t\treturn this;\n\n\t},\n\n\tnegate: function () {\n\n\t\tthis.constant *= - 1;\n\t\tthis.normal.negate();\n\n\t\treturn this;\n\n\t},\n\n\tdistanceToPoint: function ( point ) {\n\n\t\treturn this.normal.dot( point ) + this.constant;\n\n\t},\n\n\tdistanceToSphere: function ( sphere ) {\n\n\t\treturn this.distanceToPoint( sphere.center ) - sphere.radius;\n\n\t},\n\n\tprojectPoint: function ( point, target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Plane: .projectPoint() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\treturn target.copy( this.normal ).multiplyScalar( - this.distanceToPoint( point ) ).add( point );\n\n\t},\n\n\tintersectLine: function ( line, target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Plane: .intersectLine() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\tconst direction = line.delta( _vector1 );\n\n\t\tconst denominator = this.normal.dot( direction );\n\n\t\tif ( denominator === 0 ) {\n\n\t\t\t// line is coplanar, return origin\n\t\t\tif ( this.distanceToPoint( line.start ) === 0 ) {\n\n\t\t\t\treturn target.copy( line.start );\n\n\t\t\t}\n\n\t\t\t// Unsure if this is the correct method to handle this case.\n\t\t\treturn undefined;\n\n\t\t}\n\n\t\tconst t = - ( line.start.dot( this.normal ) + this.constant ) / denominator;\n\n\t\tif ( t < 0 || t > 1 ) {\n\n\t\t\treturn undefined;\n\n\t\t}\n\n\t\treturn target.copy( direction ).multiplyScalar( t ).add( line.start );\n\n\t},\n\n\tintersectsLine: function ( line ) {\n\n\t\t// Note: this tests if a line intersects the plane, not whether it (or its end-points) are coplanar with it.\n\n\t\tconst startSign = this.distanceToPoint( line.start );\n\t\tconst endSign = this.distanceToPoint( line.end );\n\n\t\treturn ( startSign < 0 && endSign > 0 ) || ( endSign < 0 && startSign > 0 );\n\n\t},\n\n\tintersectsBox: function ( box ) {\n\n\t\treturn box.intersectsPlane( this );\n\n\t},\n\n\tintersectsSphere: function ( sphere ) {\n\n\t\treturn sphere.intersectsPlane( this );\n\n\t},\n\n\tcoplanarPoint: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Plane: .coplanarPoint() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\treturn target.copy( this.normal ).multiplyScalar( - this.constant );\n\n\t},\n\n\tapplyMatrix4: function ( matrix, optionalNormalMatrix ) {\n\n\t\tconst normalMatrix = optionalNormalMatrix || _normalMatrix.getNormalMatrix( matrix );\n\n\t\tconst referencePoint = this.coplanarPoint( _vector1 ).applyMatrix4( matrix );\n\n\t\tconst normal = this.normal.applyMatrix3( normalMatrix ).normalize();\n\n\t\tthis.constant = - referencePoint.dot( normal );\n\n\t\treturn this;\n\n\t},\n\n\ttranslate: function ( offset ) {\n\n\t\tthis.constant -= offset.dot( this.normal );\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( plane ) {\n\n\t\treturn plane.normal.equals( this.normal ) && ( plane.constant === this.constant );\n\n\t}\n\n} );\n\nconst _v0$1 = new Vector3();\nconst _v1$3 = new Vector3();\nconst _v2$1 = new Vector3();\nconst _v3 = new Vector3();\n\nconst _vab = new Vector3();\nconst _vac = new Vector3();\nconst _vbc = new Vector3();\nconst _vap = new Vector3();\nconst _vbp = new Vector3();\nconst _vcp = new Vector3();\n\nfunction Triangle( a, b, c ) {\n\n\tthis.a = ( a !== undefined ) ? a : new Vector3();\n\tthis.b = ( b !== undefined ) ? b : new Vector3();\n\tthis.c = ( c !== undefined ) ? c : new Vector3();\n\n}\n\nObject.assign( Triangle, {\n\n\tgetNormal: function ( a, b, c, target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Triangle: .getNormal() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\ttarget.subVectors( c, b );\n\t\t_v0$1.subVectors( a, b );\n\t\ttarget.cross( _v0$1 );\n\n\t\tconst targetLengthSq = target.lengthSq();\n\t\tif ( targetLengthSq > 0 ) {\n\n\t\t\treturn target.multiplyScalar( 1 / Math.sqrt( targetLengthSq ) );\n\n\t\t}\n\n\t\treturn target.set( 0, 0, 0 );\n\n\t},\n\n\t// static/instance method to calculate barycentric coordinates\n\t// based on: http://www.blackpawn.com/texts/pointinpoly/default.html\n\tgetBarycoord: function ( point, a, b, c, target ) {\n\n\t\t_v0$1.subVectors( c, a );\n\t\t_v1$3.subVectors( b, a );\n\t\t_v2$1.subVectors( point, a );
109\n\n\t\tconst dot00 = _v0$1.dot( _v0$1 );\n\t\tconst dot01 = _v0$1.dot( _v1$3 );\n\t\tconst dot02 = _v0$1.dot( _v2$1 );\n\t\tconst dot11 = _v1$3.dot( _v1$3 );\n\t\tconst dot12 = _v1$3.dot( _v2$1 );\n\n\t\tconst denom = ( dot00 * dot11 - dot01 * dot01 );\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Triangle: .getBarycoord() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\t// collinear or singular triangle\n\t\tif ( denom === 0 ) {\n\n\t\t\t// arbitrary location outside of triangle?\n\t\t\t// not sure if this is the best idea, maybe should be returning undefined\n\t\t\treturn target.set( - 2, - 1, - 1 );\n\n\t\t}\n\n\t\tconst invDenom = 1 / denom;\n\t\tconst u = ( dot11 * dot02 - dot01 * dot12 ) * invDenom;\n\t\tconst v = ( dot00 * dot12 - dot01 * dot02 ) * invDenom;\n\n\t\t// barycentric coordinates must always sum to 1\n\t\treturn target.set( 1 - u - v, v, u );\n\n\t},\n\n\tcontainsPoint: function ( point, a, b, c ) {\n\n\t\tTriangle.getBarycoord( point, a, b, c, _v3 );\n\n\t\treturn ( _v3.x >= 0 ) && ( _v3.y >= 0 ) && ( ( _v3.x + _v3.y ) <= 1 );\n\n\t},\n\n\tgetUV: function ( point, p1, p2, p3, uv1, uv2, uv3, target ) {\n\n\t\tthis.getBarycoord( point, p1, p2, p3, _v3 );\n\n\t\ttarget.set( 0, 0 );\n\t\ttarget.addScaledVector( uv1, _v3.x );\n\t\ttarget.addScaledVector( uv2, _v3.y );\n\t\ttarget.addScaledVector( uv3, _v3.z );\n\n\t\treturn target;\n\n\t},\n\n\tisFrontFacing: function ( a, b, c, direction ) {\n\n\t\t_v0$1.subVectors( c, b );\n\t\t_v1$3.subVectors( a, b );\n\n\t\t// strictly front facing\n\t\treturn ( _v0$1.cross( _v1$3 ).dot( direction ) < 0 ) ? true : false;\n\n\t}\n\n} );\n\nObject.assign( Triangle.prototype, {\n\n\tset: function ( a, b, c ) {\n\n\t\tthis.a.copy( a );\n\t\tthis.b.copy( b );\n\t\tthis.c.copy( c );\n\n\t\treturn this;\n\n\t},\n\n\tsetFromPointsAndIndices: function ( points, i0, i1, i2 ) {\n\n\t\tthis.a.copy( points[ i0 ] );\n\t\tthis.b.copy( points[ i1 ] );\n\t\tthis.c.copy( points[ i2 ] );\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( triangle ) {\n\n\t\tthis.a.copy( triangle.a );\n\t\tthis.b.copy( triangle.b );\n\t\tthis.c.copy( triangle.c );\n\n\t\treturn this;\n\n\t},\n\n\tgetArea: function () {\n\n\t\t_v0$1.subVectors( this.c, this.b );\n\t\t_v1$3.subVectors( this.a, this.b );\n\n\t\treturn _v0$1.cross( _v1$3 ).length() * 0.5;\n\n\t},\n\n\tgetMidpoint: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Triangle: .getMidpoint() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\treturn target.addVectors( this.a, this.b ).add( this.c ).multiplyScalar( 1 / 3 );\n\n\t},\n\n\tgetNormal: function ( target ) {\n\n\t\treturn Triangle.getNormal( this.a, this.b, this.c, target );\n\n\t},\n\n\tgetPlane: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Triangle: .getPlane() target is now required' );\n\t\t\ttarget = new Plane();\n\n\t\t}\n\n\t\treturn target.setFromCoplanarPoints( this.a, this.b, this.c );\n\n\t},\n\n\tgetBarycoord: function ( point, target ) {\n\n\t\treturn Triangle.getBarycoord( point, this.a, this.b, this.c, target );\n\n\t},\n\n\tgetUV: function ( point, uv1, uv2, uv3, target ) {\n\n\t\treturn Triangle.getUV( point, this.a, this.b, this.c, uv1, uv2, uv3, target );\n\n\t},\n\n\tcontainsPoint: function ( point ) {\n\n\t\treturn Triangle.containsPoint( point, this.a, this.b, this.c );\n\n\t},\n\n\tisFrontFacing: function ( direction ) {\n\n\t\treturn Triangle.isFrontFacing( this.a, this.b, this.c, direction );\n\n\t},\n\n\tintersectsBox: function ( box ) {\n\n\t\treturn box.intersectsTriangle( this );\n\n\t},\n\n\tclosestPointToPoint: function ( p, target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Triangle: .closestPointToPoint() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\tconst a = this.a, b = this.b, c = this.c;\n\t\tlet v, w;\n\n\t\t// algorithm thanks to Real-Time Collision Detection by Christer Ericson,\n\t\t// published by Morgan Kaufmann Publishers, (c) 2005 Elsevier Inc.,\n\t\t// under the accompanying license; see chapter 5.1.5 for detailed explanation.\n\t\t// basically, we're distinguishing which of the voronoi regi
109ons of the triangle\n\t\t// the point lies in with the minimum amount of redundant computation.\n\n\t\t_vab.subVectors( b, a );\n\t\t_vac.subVectors( c, a );\n\t\t_vap.subVectors( p, a );\n\t\tconst d1 = _vab.dot( _vap );\n\t\tconst d2 = _vac.dot( _vap );\n\t\tif ( d1 <= 0 && d2 <= 0 ) {\n\n\t\t\t// vertex region of A; barycentric coords (1, 0, 0)\n\t\t\treturn target.copy( a );\n\n\t\t}\n\n\t\t_vbp.subVectors( p, b );\n\t\tconst d3 = _vab.dot( _vbp );\n\t\tconst d4 = _vac.dot( _vbp );\n\t\tif ( d3 >= 0 && d4 <= d3 ) {\n\n\t\t\t// vertex region of B; barycentric coords (0, 1, 0)\n\t\t\treturn target.copy( b );\n\n\t\t}\n\n\t\tconst vc = d1 * d4 - d3 * d2;\n\t\tif ( vc <= 0 && d1 >= 0 && d3 <= 0 ) {\n\n\t\t\tv = d1 / ( d1 - d3 );\n\t\t\t// edge region of AB; barycentric coords (1-v, v, 0)\n\t\t\treturn target.copy( a ).addScaledVector( _vab, v );\n\n\t\t}\n\n\t\t_vcp.subVectors( p, c );\n\t\tconst d5 = _vab.dot( _vcp );\n\t\tconst d6 = _vac.dot( _vcp );\n\t\tif ( d6 >= 0 && d5 <= d6 ) {\n\n\t\t\t// vertex region of C; barycentric coords (0, 0, 1)\n\t\t\treturn target.copy( c );\n\n\t\t}\n\n\t\tconst vb = d5 * d2 - d1 * d6;\n\t\tif ( vb <= 0 && d2 >= 0 && d6 <= 0 ) {\n\n\t\t\tw = d2 / ( d2 - d6 );\n\t\t\t// edge region of AC; barycentric coords (1-w, 0, w)\n\t\t\treturn target.copy( a ).addScaledVector( _vac, w );\n\n\t\t}\n\n\t\tconst va = d3 * d6 - d5 * d4;\n\t\tif ( va <= 0 && ( d4 - d3 ) >= 0 && ( d5 - d6 ) >= 0 ) {\n\n\t\t\t_vbc.subVectors( c, b );\n\t\t\tw = ( d4 - d3 ) / ( ( d4 - d3 ) + ( d5 - d6 ) );\n\t\t\t// edge region of BC; barycentric coords (0, 1-w, w)\n\t\t\treturn target.copy( b ).addScaledVector( _vbc, w ); // edge region of BC\n\n\t\t}\n\n\t\t// face region\n\t\tconst denom = 1 / ( va + vb + vc );\n\t\t// u = va * denom\n\t\tv = vb * denom;\n\t\tw = vc * denom;\n\n\t\treturn target.copy( a ).addScaledVector( _vab, v ).addScaledVector( _vac, w );\n\n\t},\n\n\tequals: function ( triangle ) {\n\n\t\treturn triangle.a.equals( this.a ) && triangle.b.equals( this.b ) && triangle.c.equals( this.c );\n\n\t}\n\n} );\n\nconst _colorKeywords = { 'aliceblue': 0xF0F8FF, 'antiquewhite': 0xFAEBD7, 'aqua': 0x00FFFF, 'aquamarine': 0x7FFFD4, 'azure': 0xF0FFFF,\n\t'beige': 0xF5F5DC, 'bisque': 0xFFE4C4, 'black': 0x000000, 'blanchedalmond': 0xFFEBCD, 'blue': 0x0000FF, 'blueviolet': 0x8A2BE2,\n\t'brown': 0xA52A2A, 'burlywood': 0xDEB887, 'cadetblue': 0x5F9EA0, 'chartreuse': 0x7FFF00, 'chocolate': 0xD2691E, 'coral': 0xFF7F50,\n\t'cornflowerblue': 0x6495ED, 'cornsilk': 0xFFF8DC, 'crimson': 0xDC143C, 'cyan': 0x00FFFF, 'darkblue': 0x00008B, 'darkcyan': 0x008B8B,\n\t'darkgoldenrod': 0xB8860B, 'darkgray': 0xA9A9A9, 'darkgreen': 0x006400, 'darkgrey': 0xA9A9A9, 'darkkhaki': 0xBDB76B, 'darkmagenta': 0x8B008B,\n\t'darkolivegreen': 0x556B2F, 'darkorange': 0xFF8C00, 'darkorchid': 0x9932CC, 'darkred': 0x8B0000, 'darksalmon': 0xE9967A, 'darkseagreen': 0x8FBC8F,\n\t'darkslateblue': 0x483D8B, 'darkslategray': 0x2F4F4F, 'darkslategrey': 0x2F4F4F, 'darkturquoise': 0x00CED1, 'darkviolet': 0x9400D3,\n\t'deeppink': 0xFF1493, 'deepskyblue': 0x00BFFF, 'dimgray': 0x696969, 'dimgrey': 0x696969, 'dodgerblue': 0x1E90FF, 'firebrick': 0xB22222,\n\t'floralwhite': 0xFFFAF0, 'forestgreen': 0x228B22, 'fuchsia': 0xFF00FF, 'gainsboro': 0xDCDCDC, 'ghostwhite': 0xF8F8FF, 'gold': 0xFFD700,\n\t'goldenrod': 0xDAA520, 'gray': 0x808080, 'green': 0x008000, 'greenyellow': 0xADFF2F, 'grey': 0x808080, 'honeydew': 0xF0FFF0, 'hotpink': 0xFF69B4,\n\t'indianred': 0xCD5C5C, 'indigo': 0x4B0082, 'ivory': 0xFFFFF0, 'khaki': 0xF0E68C, 'lavender': 0xE6E6FA, 'lavenderblush': 0xFFF0F5, 'lawngreen': 0x7CFC00,\n\t'lemonchiffon': 0xFFFACD, 'lightblue': 0xADD8E6, 'lightcoral': 0xF08080, 'lightcyan': 0xE0FFFF, 'lightgoldenrodyellow': 0xFAFAD2, 'lightgray': 0xD3D3D3,\n\t'lightgreen': 0x90EE90, 'lightgrey': 0xD3D3D3, 'lightpink': 0xFFB6C1, 'lightsalmon': 0xFFA07A, 'lightseagreen': 0x20B2AA, 'lightskyblue': 0x87CEFA,\n\t'lightslategray': 0x778899, 'lightslategrey': 0x778899, 'lightsteelblue': 0xB0C4DE, 'lightyellow': 0xFFFFE0, 'lime': 0x00FF00, 'limegreen': 0x32CD32,\n\t'linen': 0xFAF0E6, 'magenta': 0xFF00FF, 'maroon': 0x800000, 'mediumaquamarine': 0x66CDAA, 'mediumblue': 0x0000CD, 'mediumorchid': 0xBA55D3,\n\t'mediumpurple': 0x9370DB, 'mediumseagreen': 0x3CB371, 'mediumslateblue': 0x7B68EE, 'mediumspringgreen': 0x00FA9A, 'mediumturquoise': 0x48D1CC,\n\t'mediumvioletred': 0xC71585, 'midnightblue': 0x191970, 'mintcream': 0xF5FFFA, 'mistyrose': 0xFFE4E1, 'moccasin': 0xFFE4B5, 'navajowhite': 0xFFDEAD,\n\t'navy': 0x000080, 'oldlace': 0xFDF5E6, 'olive': 0x808000, 'olivedrab': 0x6B8E23, 'orange': 0xFFA500, 'orangered': 0xFF4500, 'orchid': 0xDA70D6,\n\t'palegoldenrod': 0xEEE8AA, 'palegreen': 0x98FB98, 'paleturquoise': 0xAFEEEE, 'palevioletred': 0xDB7093, 'papayawhip': 0xFFEFD5, 'peachpuff': 0xFFDAB9,\n\t'peru': 0xCD853F, 'pink': 0xFFC0CB, 'plum': 0xDDA0DD, 'powderblue': 0xB0E0E6, 'purple': 0x800080, 'rebeccapurple': 0x663399, 'red': 0xFF0000, 'rosybrown': 0xBC8F8F,\n\t'royalblue': 0x4169E1, 'saddlebrown': 0x8B4513, 'salmon': 0xFA8072, 'sandybrown': 0xF4A460, 'seagreen': 0x2E8B57, 'seashell': 0xFFF5EE,\n\t'sienna': 0xA0522D, 'silver': 0xC0C0C0, 'skyblue': 0x87CEEB, 'slateblue': 0x6A5ACD, 'slategray': 0x708090, 'slategrey': 0x708090, 'snow': 0xFFFAFA,\n\t'springgreen': 0x00FF7F, 'steelblue': 0x4682B4, 'tan': 0xD2B48C, 'teal': 0x008080, 'thistle': 0xD8BFD8, 'tomato': 0xFF6347, 'turquoise': 0x40E0D0,\n\t'violet': 0xEE82EE, 'wheat': 0xF5DEB3, 'white': 0xFFFFFF, 'whitesmoke': 0xF5F5F5, 'yellow': 0xFFFF00, 'yellowgreen': 0x9ACD32 };\n\nconst _hslA = { h: 0, s: 0, l: 0 };\nconst _hslB = { h: 0, s: 0, l: 0 };\n\nfunction Color( r, g, b ) {\n\n\tif ( g === undefined && b === undefined ) {\n\n\t\t// r is THREE.Color, hex or string\n\t\treturn this.set( r );\n\n\t}\n\n\treturn this.setRGB( r, g, b );\n\n}\n\nfunction hue2rgb( p, q, t ) {\n\n\tif ( t < 0 ) t += 1;\n\tif ( t > 1 ) t -= 1;\n\tif ( t < 1 / 6 ) return p + ( q - p ) * 6 * t;\n\tif ( t < 1 / 2 ) return q;\n\tif ( t < 2 / 3 ) return p + ( q - p ) * 6 * ( 2 / 3 - t );\n\treturn p;\n\n}\n\nfunction SRGBToLinear( c ) {\n\n\treturn ( c < 0.04045 ) ? c * 0.0773993808 : Math.pow( c * 0.9478672986 + 0.0521327014, 2.4 );\n\n}\n\nfunction LinearToSRGB( c ) {\n\n\treturn ( c < 0.0031308 ) ? c * 12.92 : 1.055 * ( Math.pow( c, 0.41666 ) ) - 0.055;\n\n}\n\nObject.assign( Color.prototype, {\n\n\tisColor: true,\n\n\tr: 1, g: 1, b: 1,\n\n\tset: function ( value ) {\n\n\t\tif ( value && value.isColor ) {\n\n\t\t\tthis.copy( value );\n\n\t\t} else if ( typeof value === 'number' ) {\n\n\t\t\tthis.setHex( value );\n\n\t\t} else if ( typeof value === 'string' ) {\n\n\t\t\tthis.setStyle( value );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tsetScalar: function ( scalar ) {\n\n\t\tthis.r = scalar;\n\t\tthis.g = scalar;\n\t\tthis.b = scalar;\n\n\t\treturn this;\n\n\t},\n\n\tsetHex: function ( hex ) {\n\n\t\thex = Math.floor( hex );\n\n\t\tthis.r = ( hex >> 16 & 255 ) / 255;\n\t\tthis.g = ( hex >> 8 & 255 ) / 255;\n\t\tthis.b = ( hex & 255 ) / 255;\n\n\t\treturn this;\n\n\t},\n\n\tsetRGB: function ( r, g, b ) {\n\n\t\tthis.r = r;\n\t\tthis.g = g;\n\t\tthis.b = b;\n\n\t\treturn this;\n\n\t},\n\n\tsetHSL: function ( h, s, l ) {\n\n\t\t// h,s,l ranges are in 0.0 - 1.0\n\t\th = MathUtils.euclideanModulo( h, 1 );\n\t\ts = MathUtils.clamp( s, 0, 1 );\n\t\tl = MathUtils.clamp( l, 0, 1 );\n\n\t\tif ( s === 0 ) {\n\n\t\t\tthis.r = this.g = this.b = l;\n\n\t\t} else {\n\n\t\t\tconst p = l <= 0.5 ? l * ( 1 + s ) : l + s - ( l * s );\n\t\t\tconst q = ( 2 * l ) - p;\n\n\t\t\tthis.r = hue2rgb( q, p, h + 1 / 3 );\n\t\t\tthis.g = hue2rgb( q, p, h );\n\t\t\tthis.b = hue2rgb( q, p, h - 1 / 3 );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tsetStyle: function ( style ) {\n\n\t\tfunction handleAlpha( string ) {\n\n\t\t\tif ( string === undefined ) return;\n\n\t\t\tif ( parseFloat( string ) < 1 ) {\n\n\t\t\t\tconsole.warn( 'THREE.Color: Alpha component of ' + style + ' will be ignored.' );\n\n\t\t\t}\n\n\t\t}\n\n\n\t\tlet m;\n\n\t\tif ( m = /^((?:rgb|hsl)a?)\\(\\s*([^\\)]*)\\)/.exec( style ) ) {\n\n\t\t\t// rgb / hsl\n\n\t\t\tlet color;\n\t\t\tconst name = m[ 1 ];\n\t\t\tconst components = m[ 2 ];\n\n\t\t\tswitch ( name ) {\n\n\t\t\t\tcase 'rgb':\n\t\t\t\tcase 'rgba':\n\n\t\t\t\t\tif ( color = /^(\\d+)\\s*,\\s*(\\d+)\\s*,\\s*(\\d+)\\s*(,\\s*([0-9]*\\.?[0-9]+)\\s*)?$/.exec( components ) ) {\n\n\t\t\t\t\t\t// rgb(255,0,0) rgba(255,0,0,0.5)\n\t\t\t\t\t\tthis.r = Math.min( 255, parseInt( color[ 1 ], 10 ) ) / 255;\n\t\t\t\t\t\tthis.g = Math.min( 255, parseInt( color[ 2 ], 10 ) ) / 255;\n\t\t\t\t\t\tthis.b = Math.min( 255, parseInt( color[ 3 ], 10 ) ) / 255;\n\n\t\t\t\t\t\thandleAlpha( color[ 5 ] );\n\n\t\t\t\t\t\treturn this;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tif ( color = /^(\\d+)\\%\\s*,\\s*(\\d+)\\%\\s*,\\s*(\\d+)\\%\\s*(,\\s*([0-9]*\\.?[0-9]+)\\s*)?$/.exec( components ) ) {\n\n\t\t\t\t\t\t// rgb(100%,0%,0%) rgba(100%,0%,0%,0.5)\n\t\t\t\t\t\tthis.r = Math.min( 100, parseInt( color[ 1 ], 10 ) ) / 100;\n\t\t\t\t\t\tthis.g = Math.min( 100, parseInt( color[ 2 ], 10 ) ) / 100;\n\t\t\t\t\t\tthis.b = Math.min( 100, parseInt( color[ 3 ], 10 ) ) / 100;\n\n\t\t\t\t\t\thandleAlpha( color[ 5 ] );\n\n\t\t\t\t\t\treturn this;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'hsl':\n\t\t\t\tcase 'hsla':\n\n\t\t\t\t\tif ( color = /^([0-9]*\\.?[0-9]+)\\s*,\\s*(\\d+)\\%\\s*,\\s*(\\d+)\\%\\s*(,\\s*([0-9]*\\.?[0-9]+)\\s*)?$/.exec( components ) ) {\n\n\t\t\t\t\t\t// hsl(120,50%,50%) hsla(120,50%,50%,0.5)\n\t\t\t\t\t\tconst h = parseFloat( color[ 1 ] ) / 360;\n\t\t\t\t\t\tconst s = parseInt( color[ 2 ], 10 ) / 100;\n\t\t\t\t\t\tconst l = parseInt( color[ 3 ], 10 ) / 100;\n\n\t\t\t\t\t\thandleAlpha( color[ 5 ] );\n\n\t\t\t\t\t\treturn this.setHSL( h, s, l );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak;\n\n\t\t\t}\n\n\t\t} else if ( m = /^\\#([A-Fa-f0-9]+)$/.exec( style ) ) {\n\n\t\t\t// hex color\n\n\t\t\tconst hex = m[ 1 ];\n\t\t\tconst size = hex.length;\n\n\t\t\tif ( size === 3 ) {\n\n\t\t\t\t// #ff0\n\t\t\t\tthis.r = parseInt( hex.charAt( 0 ) + hex.charAt( 0 ), 16 ) / 255;\n\t\t\t\tthis.g = parseInt( hex.charAt( 1 ) + hex.charAt( 1 ), 16 ) / 255;\n\t\t\t\tthis.b = parseInt( hex.charAt( 2 ) + hex.charAt( 2 ), 16 ) / 255;\n\n\t\t\t\treturn this;\n\n\t\t\t} else if ( size === 6 ) {\n\n\t\t\t\t// #ff0000\n\t\t\t\tthis.r = parseInt( hex.charAt( 0 ) + hex.charAt( 1 ), 16 ) / 255;\n\t\t\t\tthis.g = parseInt( hex.charAt( 2 ) + hex.charAt( 3 ), 16 ) / 255;\n\t\t\t\tthis.b = parseInt( hex.charAt( 4 ) + hex.charAt( 5 ), 16 ) / 255;\n\n\t\t\t\treturn this;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( style && style.length > 0 ) {\n\n\t\t\treturn this.setColorName( style );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tsetColorName: function ( style ) {\n\n\t\t// color keywords\n\t\tconst hex = _colorKeywords[ style ];\n\n\t\tif ( hex !== undefined ) {\n\n\t\t\t// red\n\t\t\tthis.setHex( hex );\n\n\t\t} else {\n\n\t\t\t// unknown color\n\t\t\tconsole.warn( 'THREE.Color: Unknown color ' + style );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor( this.r, this.g, this.b );\n\n\t},\n\n\tcopy: function ( color ) {\n\n\t\tthis.r = color.r;\n\t\tthis.g = color.g;\n\t\tthis.b = color.b;\n\n\t\treturn this;\n\n\t},\n\n\tcopyGammaToLinear: function ( color, gammaFactor ) {\n\n\t\tif ( gammaFactor === undefined ) gammaFactor = 2.0;\n\n\t\tthis.r = Math.pow( color.r, gammaFactor );\n\t\tthis.g = Math.pow( color.g, gammaFactor );\n\t\tthis.b = Math.pow( color.b, gammaFactor );\n\n\t\treturn this;\n\n\t},\n\n\tcopyLinearToGamma: function ( color, gammaFactor ) {\n\n\t\tif ( gammaFactor === undefined ) gammaFactor = 2.0;\n\n\t\tconst safeInverse = ( gammaFactor > 0 ) ? ( 1.0 / gammaFactor ) : 1.0;\n\n\t\tthis.r = Math.pow( color.r, safeInverse );\n\t\tthis.g = Math.pow( color.g, safeInverse );\n\t\tthis.b = Math.pow( color.b, safeInverse );\n\n\t\treturn this;\n\n\t},\n\n\tconvertGammaToLinear: function ( gammaFactor ) {\n\n\t\tthis.copyGammaToLinear( this, gammaFactor );\n\n\t\treturn this;\n\n\t},\n\n\tconvertLinearToGamma: function ( gammaFactor ) {\n\n\t\tthis.copyLinearToGamma( this, gammaFactor );\n\n\t\treturn this;\n\n\t},\n\n\tcopySRGBToLinear: function ( color ) {\n\n\t\tthis.r = SRGBToLinear( color.r );\n\t\tthis.g = SRGBToLinear( color.g );\n\t\tthis.b = SRGBToLinear( color.b );\n\n\t\treturn this;\n\n\t},\n\n\tcopyLinearToSRGB: function ( color ) {\n\n\t\tthis.r = LinearToSRGB( color.r );\n\t\tthis.g = LinearToSRGB( color.g );\n\t\tthis.b = LinearToSRGB( color.b );\n\n\t\treturn this;\n\n\t},\n\n\tconvertSRGBToLinear: function () {\n\n\t\tthis.copySRGBToLinear( this );\n\n\t\treturn this;\n\n\t},\n\n\tconvertLinearToSRGB: function () {\n\n\t\tthis.copyLinearToSRGB( this );\n\n\t\treturn this;\n\n\t},\n\n\tgetHex: function () {\n\n\t\treturn ( this.r * 255 ) << 16 ^ ( this.g * 255 ) << 8 ^ ( this.b * 255 ) << 0;\n\n\t},\n\n\tgetHexString: function () {\n\n\t\treturn ( '000000' + this.getHex().toString( 16 ) ).slice( - 6 );\n\n\t},\n\n\tgetHSL: function ( target ) {\n\n\t\t// h,s,l ranges are in 0.0 - 1.0\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Color: .getHSL() target is now required' );\n\t\t\ttarget = { h: 0, s: 0, l: 0 };\n\n\t\t}\n\n\t\tconst r = this.r, g = this.g, b = this.b;\n\n\t\tconst max = Math.max( r, g, b );\n\t\tconst min = Math.min( r, g, b );\n\n\t\tlet hue, saturation;\n\t\tconst lightness = ( min + max ) / 2.0;\n\n\t\tif ( min === max ) {\n\n\t\t\thue = 0;\n\t\t\tsaturation = 0;\n\n\t\t} else {\n\n\t\t\tconst delta = max - min;\n\n\t\t\tsaturation = lightness <= 0.5 ? delta / ( max + min ) : delta / ( 2 - max - min );\n\n\t\t\tswitch ( max ) {\n\n\t\t\t\tcase r: hue = ( g - b ) / delta + ( g < b ? 6 : 0 ); break;\n\t\t\t\tcase g: hue = ( b - r ) / delta + 2; break;\n\t\t\t\tcase b: hue = ( r - g ) / delta + 4; break;\n\n\t\t\t}\n\n\t\t\thue /= 6;\n\n\t\t}\n\n\t\ttarget.h = hue;\n\t\ttarget.s = saturation;\n\t\ttarget.l = lightness;\n\n\t\treturn target;\n\n\t},\n\n\tgetStyle: function () {\n\n\t\treturn 'rgb(' + ( ( this.r * 255 ) | 0 ) + ',' + ( ( this.g * 255 ) | 0 ) + ',' + ( ( this.b * 255 ) | 0 ) + ')';\n\n\t},\n\n\toffsetHSL: function ( h, s, l ) {\n\n\t\tthis.getHSL( _hslA );\n\n\t\t_hslA.h += h; _hslA.s += s; _hslA.l += l;\n\n\t\tthis.setHSL( _hslA.h, _hslA.s, _hslA.l );\n\n\t\treturn this;\n\n\t},\n\n\tadd: function ( color ) {\n\n\t\tthis.r += color.r;\n\t\tthis.g += color.g;\n\t\tthis.b += color.b;\n\n\t\treturn this;\n\n\t},\n\n\taddColors: function ( color1, color2 ) {\n\n\t\tthis.r = color1.r + color2.r;\n\t\tthis.g = color1.g + color2.g;\n\t\tthis.b = color1.b + color2.b;\n\n\t\treturn this;\n\n\t},\n\n\taddScalar: function ( s ) {\n\n\t\tthis.r += s;\n\t\tthis.g += s;\n\t\tthis.b += s;\n\n\t\treturn this;\n\n\t},\n\n\tsub: function ( color ) {\n\n\t\tthis.r = Math.max( 0, this.r - color.r );\n\t\tthis.g = Math.max( 0, this.g - color.g );\n\t\tthis.b = Math.max( 0, this.b - color.b );\n\n\t\treturn this;\n\n\t},\n\n\tmultiply: function ( color ) {\n\n\t\tthis.r *= color.r;\n\t\tthis.g *= color.g;\n\t\tthis.b *= color.b;\n\n\t\treturn this;\n\n\t},\n\n\tmultiplyScalar: function ( s ) {\n\n\t\tthis.r *= s;\n\t\tthis.g *= s;\n\t\tthis.b *= s;\n\n\t\treturn this;\n\n\t},\n\n\tlerp: function ( color, alpha ) {\n\n\t\tthis.r += ( color.r - this.r ) * alpha;\n\t\tthis.g += ( color.g - this.g ) * alpha;\n\t\tthis.b += ( color.b - this.b ) * alpha;\n\n\t\treturn this;\n\n\t},\n\n\tlerpHSL: function ( color, alpha ) {\n\n\t\tthis.getHSL( _hslA );\n\t\tcolor.getHSL( _hslB );\n\n\t\tconst h = MathUtils.lerp( _hslA.h, _hslB.h, alpha );\n\t\tconst s = MathUtils.lerp( _hslA.s, _hslB.s, alpha );\n\t\tconst l = MathUtils.lerp( _hslA.l, _hslB.l, alpha );\n\n\t\tthis.setHSL( h, s, l );\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( c ) {\n\n\t\treturn ( c.r === this.r ) && ( c.g === this.g ) && ( c.b === this.b );\n\n\t},\n\n\tfromArray: function ( array, offset ) {\n\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tthis.r = array[ offset ];\n\t\tthis.g = array[ offset + 1 ];\n\t\tthis.b = array[ offset + 2 ];\n\n\t\treturn this;\n\n\t},\n\n\ttoArray: function ( array, offset ) {\n\n\t\tif ( array === undefined ) array = [];\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tarray[ offset ] = this.r;\n\t\tarray[ offset + 1 ] = this.g;\n\t\tarray[ offset + 2 ] = this.b;\n\n\t\treturn array;\n\n\t},\n\n\tfromBufferAttribut
109e: function ( attribute, index ) {\n\n\t\tthis.r = attribute.getX( index );\n\t\tthis.g = attribute.getY( index );\n\t\tthis.b = attribute.getZ( index );\n\n\t\tif ( attribute.normalized === true ) {\n\n\t\t\t// assuming Uint8Array\n\n\t\t\tthis.r /= 255;\n\t\t\tthis.g /= 255;\n\t\t\tthis.b /= 255;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function () {\n\n\t\treturn this.getHex();\n\n\t}\n\n} );\n\nColor.NAMES = _colorKeywords;\n\nfunction Face3( a, b, c, normal, color, materialIndex ) {\n\n\tthis.a = a;\n\tthis.b = b;\n\tthis.c = c;\n\n\tthis.normal = ( normal && normal.isVector3 ) ? normal : new Vector3();\n\tthis.vertexNormals = Array.isArray( normal ) ? normal : [];\n\n\tthis.color = ( color && color.isColor ) ? color : new Color();\n\tthis.vertexColors = Array.isArray( color ) ? color : [];\n\n\tthis.materialIndex = materialIndex !== undefined ? materialIndex : 0;\n\n}\n\nObject.assign( Face3.prototype, {\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\tthis.a = source.a;\n\t\tthis.b = source.b;\n\t\tthis.c = source.c;\n\n\t\tthis.normal.copy( source.normal );\n\t\tthis.color.copy( source.color );\n\n\t\tthis.materialIndex = source.materialIndex;\n\n\t\tfor ( let i = 0, il = source.vertexNormals.length; i < il; i ++ ) {\n\n\t\t\tthis.vertexNormals[ i ] = source.vertexNormals[ i ].clone();\n\n\t\t}\n\n\t\tfor ( let i = 0, il = source.vertexColors.length; i < il; i ++ ) {\n\n\t\t\tthis.vertexColors[ i ] = source.vertexColors[ i ].clone();\n\n\t\t}\n\n\t\treturn this;\n\n\t}\n\n} );\n\nlet materialId = 0;\n\nfunction Material() {\n\n\tObject.defineProperty( this, 'id', { value: materialId ++ } );\n\n\tthis.uuid = MathUtils.generateUUID();\n\n\tthis.name = '';\n\tthis.type = 'Material';\n\n\tthis.fog = true;\n\n\tthis.blending = NormalBlending;\n\tthis.side = FrontSide;\n\tthis.flatShading = false;\n\tthis.vertexColors = false;\n\n\tthis.opacity = 1;\n\tthis.transparent = false;\n\n\tthis.blendSrc = SrcAlphaFactor;\n\tthis.blendDst = OneMinusSrcAlphaFactor;\n\tthis.blendEquation = AddEquation;\n\tthis.blendSrcAlpha = null;\n\tthis.blendDstAlpha = null;\n\tthis.blendEquationAlpha = null;\n\n\tthis.depthFunc = LessEqualDepth;\n\tthis.depthTest = true;\n\tthis.depthWrite = true;\n\n\tthis.stencilWriteMask = 0xff;\n\tthis.stencilFunc = AlwaysStencilFunc;\n\tthis.stencilRef = 0;\n\tthis.stencilFuncMask = 0xff;\n\tthis.stencilFail = KeepStencilOp;\n\tthis.stencilZFail = KeepStencilOp;\n\tthis.stencilZPass = KeepStencilOp;\n\tthis.stencilWrite = false;\n\n\tthis.clippingPlanes = null;\n\tthis.clipIntersection = false;\n\tthis.clipShadows = false;\n\n\tthis.shadowSide = null;\n\n\tthis.colorWrite = true;\n\n\tthis.precision = null; // override the renderer's default precision for this material\n\n\tthis.polygonOffset = false;\n\tthis.polygonOffsetFactor = 0;\n\tthis.polygonOffsetUnits = 0;\n\n\tthis.dithering = false;\n\n\tthis.alphaTest = 0;\n\tthis.premultipliedAlpha = false;\n\n\tthis.visible = true;\n\n\tthis.toneMapped = true;\n\n\tthis.userData = {};\n\n\tthis.version = 0;\n\n}\n\nMaterial.prototype = Object.assign( Object.create( EventDispatcher.prototype ), {\n\n\tconstructor: Material,\n\n\tisMaterial: true,\n\n\tonBeforeCompile: function ( /* shaderobject, renderer */ ) {},\n\n\tcustomProgramCacheKey: function () {\n\n\t\treturn this.onBeforeCompile.toString();\n\n\t},\n\n\tsetValues: function ( values ) {\n\n\t\tif ( values === undefined ) return;\n\n\t\tfor ( const key in values ) {\n\n\t\t\tconst newValue = values[ key ];\n\n\t\t\tif ( newValue === undefined ) {\n\n\t\t\t\tconsole.warn( \"THREE.Material: '\" + key + \"' parameter is undefined.\" );\n\t\t\t\tcontinue;\n\n\t\t\t}\n\n\t\t\t// for backward compatability if shading is set in the constructor\n\t\t\tif ( key === 'shading' ) {\n\n\t\t\t\tconsole.warn( 'THREE.' + this.type + ': .shading has been removed. Use the boolean .flatShading instead.' );\n\t\t\t\tthis.flatShading = ( newValue === FlatShading ) ? true : false;\n\t\t\t\tcontinue;\n\n\t\t\t}
109\n\n\t\t\tconst currentValue = this[ key ];\n\n\t\t\tif ( currentValue === undefined ) {\n\n\t\t\t\tconsole.warn( \"THREE.\" + this.type + \": '\" + key + \"' is not a property of this material.\" );\n\t\t\t\tcontinue;\n\n\t\t\t}\n\n\t\t\tif ( currentValue && currentValue.isColor ) {\n\n\t\t\t\tcurrentValue.set( newValue );\n\n\t\t\t} else if ( ( currentValue && currentValue.isVector3 ) && ( newValue && newValue.isVector3 ) ) {\n\n\t\t\t\tcurrentValue.copy( newValue );\n\n\t\t\t} else {\n\n\t\t\t\tthis[ key ] = newValue;\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\ttoJSON: function ( meta ) {\n\n\t\tconst isRoot = ( meta === undefined || typeof meta === 'string' );\n\n\t\tif ( isRoot ) {\n\n\t\t\tmeta = {\n\t\t\t\ttextures: {},\n\t\t\t\timages: {}\n\t\t\t};\n\n\t\t}\n\n\t\tconst data = {\n\t\t\tmetadata: {\n\t\t\t\tversion: 4.5,\n\t\t\t\ttype: 'Material',\n\t\t\t\tgenerator: 'Material.toJSON'\n\t\t\t}\n\t\t};\n\n\t\t// standard Material serialization\n\t\tdata.uuid = this.uuid;\n\t\tdata.type = this.type;\n\n\t\tif ( this.name !== '' ) data.name = this.name;\n\n\t\tif ( this.color && this.color.isColor ) data.color = this.color.getHex();\n\n\t\tif ( this.roughness !== undefined ) data.roughness = this.roughness;\n\t\tif ( this.metalness !== undefined ) data.metalness = this.metalness;\n\n\t\tif ( this.sheen && this.sheen.isColor ) data.sheen = this.sheen.getHex();\n\t\tif ( this.emissive && this.emissive.isColor ) data.emissive = this.emissive.getHex();\n\t\tif ( this.emissiveIntensity && this.emissiveIntensity !== 1 ) data.emissiveIntensity = this.emissiveIntensity;\n\n\t\tif ( this.specular && this.specular.isColor ) data.specular = this.specular.getHex();\n\t\tif ( this.shininess !== undefined ) data.shininess = this.shininess;\n\t\tif ( this.clearcoat !== undefined ) data.clearcoat = this.clearcoat;\n\t\tif ( this.clearcoatRoughness !== undefined ) data.clearcoatRoughness = this.clearcoatRoughness;\n\n\t\tif ( this.clearcoatMap && this.clearcoatMap.isTexture ) {\n\n\t\t\tdata.clearcoatMap = this.clearcoatMap.toJSON( meta ).uuid;\n\n\t\t}\n\n\t\tif ( this.clearcoatRoughnessMap && this.clearcoatRoughnessMap.isTexture ) {\n\n\t\t\tdata.clearcoatRoughnessMap = this.clearcoatRoughnessMap.toJSON( meta ).uuid;\n\n\t\t}\n\n\t\tif ( this.clearcoatNormalMap && this.clearcoatNormalMap.isTexture ) {\n\n\t\t\tdata.clearcoatNormalMap = this.clearcoatNormalMap.toJSON( meta ).uuid;\n\t\t\tdata.clearcoatNormalScale = this.clearcoatNormalScale.toArray();\n\n\t\t}\n\n\t\tif ( this.map && this.map.isTexture ) data.map = this.map.toJSON( meta ).uuid;\n\t\tif ( this.matcap && this.matcap.isTexture ) data.matcap = this.matcap.toJSON( meta ).uuid;\n\t\tif ( this.alphaMap && this.alphaMap.isTexture ) data.alphaMap = this.alphaMap.toJSON( meta ).uuid;\n\t\tif ( this.lightMap && this.lightMap.isTexture ) data.lightMap = this.lightMap.toJSON( meta ).uuid;\n\n\t\tif ( this.aoMap && this.aoMap.isTexture ) {\n\n\t\t\tdata.aoMap = this.aoMap.toJSON( meta ).uuid;\n\t\t\tdata.aoMapIntensity = this.aoMapIntensity;\n\n\t\t}\n\n\t\tif ( this.bumpMap && this.bumpMap.isTexture ) {\n\n\t\t\tdata.bumpMap = this.bumpMap.toJSON( meta ).uuid;\n\t\t\tdata.bumpScale = this.bumpScale;\n\n\t\t}\n\n\t\tif ( this.normalMap && this.normalMap.isTexture ) {\n\n\t\t\tdata.normalMap = this.normalMap.toJSON( meta ).uuid;\n\t\t\tdata.normalMapType = this.normalMapType;\n\t\t\tdata.normalScale = this.normalScale.toArray();\n\n\t\t}\n\n\t\tif ( this.displacementMap && this.displacementMap.isTexture ) {\n\n\t\t\tdata.displacementMap = this.displacementMap.toJSON( meta ).uuid;\n\t\t\tdata.displacementScale = this.displacementScale;\n\t\t\tdata.displacementBias = this.displacementBias;\n\n\t\t}\n\n\t\tif ( this.roughnessMap && this.roughnessMap.isTexture ) data.roughnessMap = this.roughnessMap.toJSON( meta ).uuid;\n\t\tif ( this.metalnessMap && this.metalnessMap.isTexture ) data.metalnessMap = this.metalnessMap.toJSON( meta ).uuid;\n\n\t\tif ( this.emissiveMap && this.emissiveMap.isTexture ) data.emissiveMap = this.emissiveMap.toJSON( meta ).uuid;\n\t\tif ( this.specularMap && this.specularMap.isTexture ) data.specularMap = this.specularMap.toJSON( meta ).uuid;\n\n\t\tif ( this.envMap && this.envMap.isTexture ) {\n\n\t\t\tdata.envMap = this.envMap.toJSON( meta ).uuid;\n\t\t\tdata.reflectivity = this.reflectivity; // Scale behind envMap\n\t\t\tdata.refractionRatio = this.refractionRatio;\n\n\t\t\tif ( this.combine !== undefined ) data.combine = this.combine;\n\t\t\tif ( this.envMapIntensity !== undefined ) data.envMapIntensity = this.envMapIntensity;\n\n\t\t}\n\n\t\tif ( this.gradientMap && this.gradientMap.isTexture ) {\n\n\t\t\tdata.gradientMap = this.gradientMap.toJSON( meta ).uuid;\n\n\t\t}\n\n\t\tif ( this.size !== undefined ) data.size = this.size;\n\t\tif ( this.sizeAttenuation !== undefined ) data.sizeAttenuation = this.sizeAttenuation;\n\n\t\tif ( this.blending !== NormalBlending ) data.blending = this.blending;\n\t\tif ( this.flatShading === true ) data.flatShading = this.flatShading;\n\t\tif ( this.side !== FrontSide ) data.side = this.side;\n\t\tif ( this.vertexColors ) data.vertexColors = true;\n\n\t\tif ( this.opacity < 1 ) data.opacity = this.opacity;\n\t\tif ( this.transparent === true ) data.transparent = this.transparent;\n\n\t\tdata.depthFunc = this.depthFunc;\n\t\tdata.depthTest = this.depthTest;\n\t\tdata.depthWrite = this.depthWrite;\n\n\t\tdata.stencilWrite = this.stencilWrite;\n\t\tdata.stencilWriteMask = this.stencilWriteMask;\n\t\tdata.stencilFunc = this.stencilFunc;\n\t\tdata.stencilRef = this.stencilRef;\n\t\tdata.stencilFuncMask = this.stencilFuncMask;\n\t\tdata.stencilFail = this.stencilFail;\n\t\tdata.stencilZFail = this.stencilZFail;\n\t\tdata.stencilZPass = this.stencilZPass;\n\n\t\t// rotation (SpriteMaterial)\n\t\tif ( this.rotation && this.rotation !== 0 ) data.rotation = this.rotation;\n\n\t\tif ( this.polygonOffset === true ) data.polygonOffset = true;\n\t\tif ( this.polygonOffsetFactor !== 0 ) data.polygonOffsetFactor = this.polygonOffsetFactor;
109\n\t\tif ( this.polygonOffsetUnits !== 0 ) data.polygonOffsetUnits = this.polygonOffsetUnits;\n\n\t\tif ( this.linewidth && this.linewidth !== 1 ) data.linewidth = this.linewidth;\n\t\tif ( this.dashSize !== undefined ) data.dashSize = this.dashSize;\n\t\tif ( this.gapSize !== undefined ) data.gapSize = this.gapSize;\n\t\tif ( this.scale !== undefined ) data.scale = this.scale;\n\n\t\tif ( this.dithering === true ) data.dithering = true;\n\n\t\tif ( this.alphaTest > 0 ) data.alphaTest = this.alphaTest;\n\t\tif ( this.premultipliedAlpha === true ) data.premultipliedAlpha = this.premultipliedAlpha;\n\n\t\tif ( this.wireframe === true ) data.wireframe = this.wireframe;\n\t\tif ( this.wireframeLinewidth > 1 ) data.wireframeLinewidth = this.wireframeLinewidth;\n\t\tif ( this.wireframeLinecap !== 'round' ) data.wireframeLinecap = this.wireframeLinecap;\n\t\tif ( this.wireframeLinejoin !== 'round' ) data.wireframeLinejoin = this.wireframeLinejoin;\n\n\t\tif ( this.morphTargets === true ) data.morphTargets = true;\n\t\tif ( this.morphNormals === true ) data.morphNormals = true;\n\t\tif ( this.skinning === true ) data.skinning = true;\n\n\t\tif ( this.visible === false ) data.visible = false;\n\n\t\tif ( this.toneMapped === false ) data.toneMapped = false;\n\n\t\tif ( JSON.stringify( this.userData ) !== '{}' ) data.userData = this.userData;\n\n\t\t// TODO: Copied from Object3D.toJSON\n\n\t\tfunction extractFromCache( cache ) {\n\n\t\t\tconst values = [];\n\n\t\t\tfor ( const key in cache ) {\n\n\t\t\t\tconst data = cache[ key ];\n\t\t\t\tdelete data.metadata;\n\t\t\t\tvalues.push( data );\n\n\t\t\t}\n\n\t\t\treturn values;\n\n\t\t}\n\n\t\tif ( isRoot ) {\n\n\t\t\tconst textures = extractFromCache( meta.textures );\n\t\t\tconst images = extractFromCache( meta.images );\n\n\t\t\tif ( textures.length > 0 ) data.textures = textures;\n\t\t\tif ( images.length > 0 ) data.images = images;\n\n\t\t}\n\n\t\treturn data;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\tthis.name = source.name;\n\n\t\tthis.fog = source.fog;\n\n\t\tthis.blending = source.blending;\n\t\tthis.side = source.side;\n\t\tthis.flatShading = source.flatShading;\n\t\tthis.vertexColors = source.vertexColors;\n\n\t\tthis.opacity = source.opacity;\n\t\tthis.transparent = source.transparent;\n\n\t\tthis.blendSrc = source.blendSrc;\n\t\tthis.blendDst = source.blendDst;\n\t\tthis.blendEquation = source.blendEquation;\n\t\tthis.blendSrcAlpha = source.blendSrcAlpha;\n\t\tthis.blendDstAlpha = source.blendDstAlpha;\n\t\tthis.blendEquationAlpha = source.blendEquationAlpha;\n\n\t\tthis.depthFunc = source.depthFunc;\n\t\tthis.depthTest = source.depthTest;\n\t\tthis.depthWrite = source.depthWrite;\n\n\t\tthis.stencilWriteMask = source.stencilWriteMask;\n\t\tthis.stencilFunc = source.stencilFunc;\n\t\tthis.stencilRef = source.stencilRef;\n\t\tthis.stencilFuncMask = source.stencilFuncMask;\n\t\tthis.stencilFail = source.stencilFail;\n\t\tthis.stencilZFail = source.stencilZFail;\n\t\tthis.stencilZPass = source.stencilZPass;\n\t\tthis.stencilWrite = source.stencilWrite;\n\n\t\tconst srcPlanes = source.clippingPlanes;\n\t\tlet dstPlanes = null;\n\n\t\tif ( srcPlanes !== null ) {\n\n\t\t\tconst n = srcPlanes.length;\n\t\t\tdstPlanes = new Array( n );\n\n\t\t\tfor ( let i = 0; i !== n; ++ i ) {\n\n\t\t\t\tdstPlanes[ i ] = srcPlanes[ i ].clone();\n\n\t\t\t}\n\n\t\t}\n\n\t\tthis.clippingPlanes = dstPlanes;\n\t\tthis.clipIntersection = source.clipIntersection;\n\t\tthis.clipShadows = source.clipShadows;\n\n\t\tthis.shadowSide = source.shadowSide;\n\n\t\tthis.colorWrite = source.colorWrite;\n\n\t\tthis.precision = source.precision;\n\n\t\tthis.polygonOffset = source.polygonOffset;\n\t\tthis.polygonOffsetFactor = source.polygonOffsetFactor;\n\t\tthis.polygonOffsetUnits = source.polygonOffsetUnits;\n\n\t\tthis.dithering = source.dithering;\n\n\t\tthis.alphaTest = source.alphaTest;\n\t\tthis.premultipliedAlpha = source.premultipliedAlpha;\n\n\t\tthis.visible = source.visible;\n\n\t\tthis.toneMapped = source.toneMapped;\n\n\t\tthis.userData = JSON.parse( JSON.stringify( source.userData ) );\n\n\t\treturn this;\n\n\t},\n\n\tdispose: function () {\n\n\t\tthis.dispatchEvent( { type: 'dispose' } );\n\n\t}\n\n} );\n\nObject.defineProperty( Material.prototype, 'needsUpdate', {\n\n\tset: function ( value ) {\n\n\t\tif ( value === true ) this.version ++;\n\n\t}\n\n} );\n\n/**\n * parameters = {\n * color: <hex>,\n * opacity: <float>,\n * map: new THREE.Texture( <Image> ),\n *\n * lightMap: new THREE.Texture( <Image> ),\n * lightMapIntensity: <float>\n *\n * aoMap: new THREE.Texture( <Image> ),\n * aoMapIntensity: <float>\n *\n * specularMap: new THREE.Texture( <Image> ),\n *\n * alphaMap: new THREE.Texture( <Image> ),\n *\n * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ),\n * combine: THREE.Multiply,\n * reflectivity: <float>,\n * refractionRatio: <float>,\n *\n * depthTest: <bool>,\n * depthWrite: <bool>,\n *\n * wireframe: <boolean>,\n * wireframeLinewidth: <float>,\n *\n * skinning: <bool>,\n * morphTargets: <bool>\n * }\n */\n\nfunction MeshBasicMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.type = 'MeshBasicMaterial';\n\n\tthis.color = new Color( 0xffffff ); // emissive\n\n\tthis.map = null;\n\n\tthis.lightMap = null;\n\tthis.lightMapIntensity = 1.0;\n\n\tthis.aoMap = null;\n\tthis.aoMapIntensity = 1.0;\n\n\tthis.specularMap = null;\n\n\tthis.alphaMap = null;\n\n\tthis.envMap = null;\n\tthis.combine = MultiplyOperation;\n\tthis.reflectivity = 1;\n\tthis.refractionRatio = 0.98;\n\n\tthis.wireframe = false;\n\tthis.wireframeLinewidth = 1;\n\tthis.wireframeLinecap = 'round';\n\tthis.wireframeLinejoin = 'round';\n\n\tthis.skinning = false;\n\tthis.morphTargets = false;\n\n\tthis.setValues( parameters );\n\n}\n\nMeshBasicMaterial.prototype = Object.create( Material.prototype );\nMeshBasicMaterial.prototype.constructor = MeshBasicMaterial;\n\nMeshBasicMaterial.prototype.isMeshBasicMaterial = true;\n\nMeshBasicMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.color.copy( source.color );\n\n\tthis.map = source.map;\n\n\tthis.lightMap = source.lightMap;\n\tthis.lightMapIntensity = source.lightMapIntensity;\n\n\tthis.aoMap = source.aoMap;\n\tthis.aoMapIntensity = source.aoMapIntensity;\n\n\tthis.specularMap = source.specularMap;\n\n\tthis.alphaMap = source.alphaMap;\n\n\tthis.envMap = source.envMap;\n\tthis.combine = source.combine;\n\tthis.reflectivity = source.reflectivity;\n\tthis.refractionRatio = source.refractionRatio;\n\n\tthis.wireframe = source.wireframe;\n\tthis.wireframeLinewidth = source.wireframeLinewidth;\n\tthis.wireframeLinecap = source.wireframeLinecap;\n\tthis.wireframeLinejoin = source.wireframeLinejoin;\n\n\tthis.skinning = source.skinning;\n\tthis.morphTargets = source.morphTargets;\n\n\treturn this;\n\n};\n\nconst _vector$3 = new Vector3();\nconst _vector2$1 = new Vector2();\n\nfunction BufferAttribute( array, itemSize, normalized ) {\n\n\tif ( Array.isArray( array ) ) {\n\n\t\tthrow new TypeError( 'THREE.BufferAttribute: array should be a Typed Array.' );\n\n\t}\n\n\tthis.name = '';\n\n\tthis.array = array;\n\tthis.itemSize = itemSize;\n\tthis.count = array !== undefined ? array.length / itemSize : 0;\n\tthis.normalized = normalized === true;\n\n\tthis.usage = StaticDrawUsage;\n\tthis.updateRange = { offset: 0, count: - 1 };\n\n\tthis.version = 0;\n\n}\n\nObject.defineProperty( BufferAttribute.prototype, 'needsUpdate', {\n\n\tset: function ( value ) {\n\n\t\tif ( value === true ) this.version ++;\n\n\t}\n\n} );\n\nObject.assign( BufferAttribute.prototype, {\n\n\tisBufferAttribute: true,\n\n\tonUploadCallback: function () {},\n\n\tsetUsage: function ( value ) {\n\n\t\tthis.usage = value;\n\n\t\treturn this;\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\tthis.name = source.name;\n\t\tthis.array = new source.array.constructor( source.array );
109\n\t\tthis.itemSize = source.itemSize;\n\t\tthis.count = source.count;\n\t\tthis.normalized = source.normalized;\n\n\t\tthis.usage = source.usage;\n\n\t\treturn this;\n\n\t},\n\n\tcopyAt: function ( index1, attribute, index2 ) {\n\n\t\tindex1 *= this.itemSize;\n\t\tindex2 *= attribute.itemSize;\n\n\t\tfor ( let i = 0, l = this.itemSize; i < l; i ++ ) {\n\n\t\t\tthis.array[ index1 + i ] = attribute.array[ index2 + i ];\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tcopyArray: function ( array ) {\n\n\t\tthis.array.set( array );\n\n\t\treturn this;\n\n\t},\n\n\tcopyColorsArray: function ( colors ) {\n\n\t\tconst array = this.array;\n\t\tlet offset = 0;\n\n\t\tfor ( let i = 0, l = colors.length; i < l; i ++ ) {\n\n\t\t\tlet color = colors[ i ];\n\n\t\t\tif ( color === undefined ) {\n\n\t\t\t\tconsole.warn( 'THREE.BufferAttribute.copyColorsArray(): color is undefined', i );\n\t\t\t\tcolor = new Color();\n\n\t\t\t}\n\n\t\t\tarray[ offset ++ ] = color.r;\n\t\t\tarray[ offset ++ ] = color.g;\n\t\t\tarray[ offset ++ ] = color.b;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tcopyVector2sArray: function ( vectors ) {\n\n\t\tconst array = this.array;\n\t\tlet offset = 0;\n\n\t\tfor ( let i = 0, l = vectors.length; i < l; i ++ ) {\n\n\t\t\tlet vector = vectors[ i ];\n\n\t\t\tif ( vector === undefined ) {\n\n\t\t\t\tconsole.warn( 'THREE.BufferAttribute.copyVector2sArray(): vector is undefined', i );\n\t\t\t\tvector = new Vector2();\n\n\t\t\t}\n\n\t\t\tarray[ offset ++ ] = vector.x;\n\t\t\tarray[ offset ++ ] = vector.y;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tcopyVector3sArray: function ( vectors ) {\n\n\t\tconst array = this.array;\n\t\tlet offset = 0;\n\n\t\tfor ( let i = 0, l = vectors.length; i < l; i ++ ) {\n\n\t\t\tlet vector = vectors[ i ];\n\n\t\t\tif ( vector === undefined ) {\n\n\t\t\t\tconsole.warn( 'THREE.BufferAttribute.copyVector3sArray(): vector is undefined', i );\n\t\t\t\tvector = new Vector3();\n\n\t\t\t}\n\n\t\t\tarray[ offset ++ ] = vector.x;\n\t\t\tarray[ offset ++ ] = vector.y;\n\t\t\tarray[ offset ++ ] = vector.z;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tcopyVector4sArray: function ( vectors ) {\n\n\t\tconst array = this.array;\n\t\tlet offset = 0;\n\n\t\tfor ( let i = 0, l = vectors.length; i < l; i ++ ) {\n\n\t\t\tlet vector = vectors[ i ];\n\n\t\t\tif ( vector === undefined ) {\n\n\t\t\t\tconsole.warn( 'THREE.BufferAttribute.copyVector4sArray(): vector is undefined', i );\n\t\t\t\tvector = new Vector4();\n\n\t\t\t}\n\n\t\t\tarray[ offset ++ ] = vector.x;\n\t\t\tarray[ offset ++ ] = vector.y;\n\t\t\tarray[ offset ++ ] = vector.z;\n\t\t\tarray[ offset ++ ] = vector.w;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tapplyMatrix3: function ( m ) {\n\n\t\tif ( this.itemSize === 2 ) {\n\n\t\t\tfor ( let i = 0, l = this.count; i < l; i ++ ) {\n\n\t\t\t\t_vector2$1.fromBufferAttribute( this, i );\n\t\t\t\t_vector2$1.applyMatrix3( m );\n\n\t\t\t\tthis.setXY( i, _vector2$1.x, _vector2$1.y );\n\n\t\t\t}\n\n\t\t} else if ( this.itemSize === 3 ) {\n\n\t\t\tfor ( let i = 0, l = this.count; i < l; i ++ ) {\n\n\t\t\t\t_vector$3.fromBufferAttribute( this, i );\n\t\t\t\t_vector$3.applyMatrix3( m );\n\n\t\t\t\tthis.setXYZ( i, _vector$3.x, _vector$3.y, _vector$3.z );\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tapplyMatrix4: function ( m ) {\n\n\t\tfor ( let i = 0, l = this.count; i < l; i ++ ) {\n\n\t\t\t_vector$3.x = this.getX( i );\n\t\t\t_vector$3.y = this.getY( i );\n\t\t\t_vector$3.z = this.getZ( i );\n\n\t\t\t_vector$3.applyMatrix4( m );\n\n\t\t\tthis.setXYZ( i, _vector$3.x, _vector$3.y, _vector$3.z );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tapplyNormalMatrix: function ( m ) {\n\n\t\tfor ( let i = 0, l = this.count; i < l; i ++ ) {\n\n\t\t\t_vector$3.x = this.getX( i );\n\t\t\t_vector$3.y = this.getY( i );\n\t\t\t_vector$3.z = this.getZ( i );\n\n\t\t\t_vector$3.applyNormalMatrix( m );\n\n\t\t\tthis.setXYZ( i, _vector$3.x, _vector$3.y, _vector$3.z );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\ttransformDirection: function ( m ) {\n\n\t\tfor ( let i = 0, l = this.count; i < l; i ++ ) {\n\n\t\t\t_vector$3.x = this.getX( i );\n\t\t\t_vector$3.y = this.getY( i );\n\t\t\t_vector$3.z = this.getZ( i );\n\n\t\t\t_vector$3.transformDirection( m );\n\n\t\t\tthis.setXYZ( i, _vector$3.x, _vector$3.y, _vector$3.z );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tset: function ( value, offset ) {\n\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tthis.array.set( value, offset );\n\n\t\treturn this;\n\n\t},\n\n\tgetX: function ( index ) {\n\n\t\treturn this.array[ index * this.itemSize ];\n\n\t},\n\n\tsetX: function ( index, x ) {\n\n\t\tthis.array[ index * this.itemSize ] = x;\n\n\t\treturn this;\n\n\t},\n\n\tgetY: function ( index ) {\n\n\t\treturn this.array[ index * this.itemSize + 1 ];\n\n\t},\n\n\tsetY: function ( index, y ) {\n\n\t\tthis.array[ index * this.itemSize + 1 ] = y;\n\n\t\treturn this;\n\n\t},\n\n\tgetZ: function ( index ) {\n\n\t\treturn this.array[ index * this.itemSize + 2 ];\n\n\t},\n\n\tsetZ: function ( index, z ) {\n\n\t\tthis.array[ index * this.itemSize + 2 ] = z;\n\n\t\treturn this;\n\n\t},\n\n\tgetW: function ( index ) {\n\n\t\treturn this.array[ index * this.itemSize + 3 ];\n\n\t},\n\n\tsetW: function ( index, w ) {\n\n\t\tthis.array[ index * this.itemSize + 3 ] = w;\n\n\t\treturn this;\n\n\t},\n\n\tsetXY: function ( index, x, y ) {\n\n\t\tindex *= this.itemSize;\n\n\t\tthis.array[ index + 0 ] = x;\n\t\tthis.array[ index + 1 ] = y;\n\n\t\treturn this;\n\n\t},\n\n\tsetXYZ: function ( index, x, y, z ) {\n\n\t\tindex *= this.itemSize;\n\n\t\tthis.array[ index + 0 ] = x;\n\t\tthis.array[ index + 1 ] = y;\n\t\tthis.array[ index + 2 ] = z;\n\n\t\treturn this;\n\n\t},\n\n\tsetXYZW: function ( index, x, y, z, w ) {\n\n\t\tindex *= this.itemSize;\n\n\t\tthis.array[ index + 0 ] = x;\n\t\tthis.array[ index + 1 ] = y;\n\t\tthis.array[ index + 2 ] = z;\n\t\tthis.array[ index + 3 ] = w;\n\n\t\treturn this;\n\n\t},\n\n\tonUpload: function ( callback ) {\n\n\t\tthis.onUploadCallback = callback;\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor( this.array, this.itemSize ).copy( this );\n\n\t},\n\n\ttoJSON: function () {\n\n\t\treturn {\n\t\t\titemSize: this.itemSize,\n\t\t\ttype: this.array.constructor.name,\n\t\t\tarray: Array.prototype.slice.call( this.array ),\n\t\t\tnormalized: this.normalized\n\t\t};\n\n\t}\n\n} );\n\n//\n\nfunction Int8BufferAttribute( array, itemSize, normalized ) {\n\n\tBufferAttribute.call( this, new Int8Array( array ), itemSize, normalized );\n\n}\n\nInt8BufferAttribute.prototype = Object.create( BufferAttribute.prototype );\nInt8BufferAttribute.prototype.constructor = Int8BufferAttribute;\n\n\nfunction Uint8BufferAttribute( array, itemSize, normalized ) {\n\n\tBufferAttribute.call( this, new Uint8Array( array ), itemSize, normalized );\n\n}\n\nUint8BufferAttribute.prototype = Object.create( BufferAttribute.prototype );\nUint8BufferAttribute.prototype.constructor = Uint8BufferAttribute;\n\n\nfunction Uint8ClampedBufferAttribute( array, itemSize, normalized ) {\n\n\tBufferAttribute.call( this, new Uint8ClampedArray( array ), itemSize, normalized );\n\n}\n\nUint8ClampedBufferAttribute.prototype = Object.create( BufferAttribute.prototype );\nUint8ClampedBufferAttribute.prototype.constructor = Uint8ClampedBufferAttribute;\n\n\nfunction Int16BufferAttribute( array, itemSize, normalized ) {\n\n\tBufferAttribute.call( this, new Int16Array( array ), itemSize, normalized );\n\n}\n\nInt16BufferAttribute.prototype = Object.create( BufferAttribute.prototype );\nInt16BufferAttribute.prototype.constructor = Int16BufferAttribute;\n\n\nfunction Uint16BufferAttribute( array, itemSize, normalized ) {\n\n\tBufferAttribute.call( this, new Uint16Array( array ), itemSize, normalized );\n\n}\n\nUint16BufferAttribute.prototype = Object.create( BufferAttribute.prototype );\nUint16BufferAttribute.prototype.constructor = Uint16BufferAttribute;\n\n\nfunction Int32BufferAttribute( array, itemSize, normalized ) {\n\n\tBufferAttribute.call( this, new Int32Array( array ), itemSize, normalized );\n\n}\n\nInt32BufferAttribute.prototype = Object.create( BufferAttribute.prototype );\nInt32BufferAttribute.prototype.constructor = Int32BufferAttribute;\n\n\nfunction Uint32BufferAttribute( array, itemSize, normalized ) {\n\n\tBufferAttribute.call( this, new Uint32Array( array ), itemSize, normalized );\n\n}\n\nUint32BufferAttribute.prototype = Object.create( BufferAttribute.prototype );\nUint32BufferAttribute.prototype.constructor = Uint32BufferAttribute;\n\n\nfunction Float32BufferAttribute( array, itemSize, normalized ) {\n\n\tBufferAttribute.call( this, new Float32Array( array ), itemSize, normalized );\n\n}\n\nFloat32BufferAttribute.prototype = Object.create( BufferAttribute.prototype );\nFloat32BufferAttribute.prototype.constructor = Float32BufferAttribute;\n\n\nfunction Float64BufferAttribute( array, itemSize, normalized ) {\n\n\tBufferAttribute.call( this, new Float64Array( array ), itemSize, normalized );\n\n}\n\nFloat64BufferAttribute.prototype = Object.create( BufferAttribute.prototype );\nFloat64BufferAttribute.prototype.constructor = Float64BufferAttribute;\n\nfunction DirectGeometry() {\n\n\tthis.vertices = [];\n\tthis.normals = [];\n\tthis.colors = [];\n\tthis.uvs = [];\n\tthis.uvs2 = [];\n\n\tthis.groups = [];\n\n\tthis.morphTargets = {};\n\n\tthis.skinWeights = [];\n\tthis.skinIndices = [];\n\n\t// this.lineDistances = [];\n\n\tthis.boundingBox = null;\n\tthis.boundingSphere = null;\n\n\t// update flags\n\n\tthis.verticesNeedUpdate = false;\n\tthis.normalsNeedUpdate = false;\n\tthis.colorsNeedUpdate = false;\n\tthis.uvsNeedUpdate = false;\n\tthis.groupsNeedUpdate = false;\n\n}\n\nObject.assign( DirectGeometry.prototype, {\n\n\tcomputeGroups: function ( geometry ) {\n\n\t\tconst groups = [];\n\n\t\tlet group, i;\n\t\tlet materialIndex = undefined;\n\n\t\tconst faces = geometry.faces;\n\n\t\tfor ( i = 0; i < faces.length; i ++ ) {\n\n\t\t\tconst face = faces[ i ];\n\n\t\t\t// materials\n\n\t\t\tif ( face.materialIndex !== materialIndex ) {\n\n\t\t\t\tmaterialIndex = face.materialIndex;\n\n\t\t\t\tif ( group !== undefined ) {\n\n\t\t\t\t\tgroup.count = ( i * 3 ) - group.start;\n\t\t\t\t\tgroups.push( group );\n\n\t\t\t\t}\n\n\t\t\t\tgroup = {\n\t\t\t\t\tstart: i * 3,\n\t\t\t\t\tmaterialIndex: materialIndex\n\t\t\t\t};\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( group !== undefined ) {\n\n\t\t\tgroup.count = ( i * 3 ) - group.start;\n\t\t\tgroups.push( group );\n\n\t\t}\n\n\t\tthis.groups = groups;\n\n\t},\n\n\tfromGeometry: function ( geometry ) {\n\n\t\tconst faces = geometry.faces;\n\t\tconst vertices = geometry.vertices;\n\t\tconst faceVertexUvs = geometry.faceVertexUvs;\n\n\t\tconst hasFaceVertexUv = faceVertexUvs[ 0 ] && faceVertexUvs[ 0 ].length > 0;\n\t\tconst hasFaceVertexUv2 = faceVertexUvs[ 1 ] && faceVertexUvs[ 1 ].length > 0;\n\n\t\t// morphs\n\n\t\tconst morphTargets = geometry.morphTargets;\n\t\tconst morphTargetsLength = morphTargets.length;\n\n\t\tlet morphTargetsPosition;\n\n\t\tif ( morphTargetsLength > 0 ) {\n\n\t\t\tmorphTargetsPosition = [];\n\n\t\t\tfor ( let i = 0; i < morphTargetsLength; i ++ ) {\n\n\t\t\t\tmorphTargetsPosition[ i ] = {\n\t\t\t\t\tname: morphTargets[ i ].name,\n\t\t\t\t \tdata: []\n\t\t\t\t};\n\n\t\t\t}\n\n\t\t\tthis.morphTargets.position = morphTargetsPosition;\n\n\t\t}\n\n\t\tconst morphNormals = geometry.morphNormals;\n\t\tconst morphNormalsLength = morphNormals.length;\n\n\t\tlet morphTargetsNormal;\n\n\t\tif ( morphNormalsLength > 0 ) {\n\n\t\t\tmorphTargetsNormal = [];\n\n\t\t\tfor ( let i = 0; i < morphNormalsLength; i ++ ) {\n\n\t\t\t\tmorphTargetsNormal[ i ] = {\n\t\t\t\t\tname: morphNormals[ i ].name,\n\t\t\t\t \tdata: []\n\t\t\t\t};\n\n\t\t\t}\n\n\t\t\tthis.morphTargets.normal = morphTargetsNormal;\n\n\t\t}\n\n\t\t// skins\n\n\t\tconst skinIndices = geometry.skinIndices;\n\t\tconst skinWeights = geometry.skinWeights;\n\n\t\tconst hasSkinIndices = skinIndices.length === vertices.length;\n\t\tconst hasSkinWeights = skinWeights.length === vertices.length;\n\n\t\t//\n\n\t\tif ( vertices.length > 0 && faces.length === 0 ) {\n\n\t\t\tconsole.error( 'THREE.DirectGeometry: Faceless geometries are not supported.' );\n\n\t\t}\n\n\t\tfor ( let i = 0; i < faces.length; i ++ ) {\n\n\t\t\tconst face = faces[ i ];\n\n\t\t\tthis.vertices.push( vertices[ face.a ], vertices[ face.b ], vertices[ face.c ] );\n\n\t\t\tconst vertexNormals = face.vertexNormals;\n\n\t\t\tif ( vertexNormals.length === 3 ) {\n\n\t\t\t\tthis.normals.push( vertexNormals[ 0 ], vertexNormals[ 1 ], vertexNormals[ 2 ] );\n\n\t\t\t} else {\n\n\t\t\t\tconst normal = face.normal;\n\n\t\t\t\tthis.normals.push( normal, normal, normal );\n\n\t\t\t}\n\n\t\t\tconst vertexColors = face.vertexColors;\n\n\t\t\tif ( vertexColors.length === 3 ) {\n\n\t\t\t\tthis.colors.push( vertexColors[ 0 ], vertexColors[ 1 ], vertexColors[ 2 ] );\n\n\t\t\t} else {\n\n\t\t\t\tconst color = face.color;\n\n\t\t\t\tthis.colors.push( color, color, color );\n\n\t\t\t}\n\n\t\t\tif ( hasFaceVertexUv === true ) {\n\n\t\t\t\tconst vertexUvs = faceVertexUvs[ 0 ][ i ];\n\n\t\t\t\tif ( vertexUvs !== undefined ) {\n\n\t\t\t\t\tthis.uvs.push( vertexUvs[ 0 ], vertexUvs[ 1 ], vertexUvs[ 2 ] );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconsole.warn( 'THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ', i );\n\n\t\t\t\t\tthis.uvs.push( new Vector2(), new Vector2(), new Vector2() );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tif ( hasFaceVertexUv2 === true ) {\n\n\t\t\t\tconst vertexUvs = faceVertexUvs[ 1 ][ i ];\n\n\t\t\t\tif ( vertexUvs !== undefined ) {\n\n\t\t\t\t\tthis.uvs2.push( vertexUvs[ 0 ], vertexUvs[ 1 ], vertexUvs[ 2 ] );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconsole.warn( 'THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ', i );\n\n\t\t\t\t\tthis.uvs2.push( new Vector2(), new Vector2(), new Vector2() );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\t// morphs\n\n\t\t\tfor ( let j = 0; j < morphTargetsLength; j ++ ) {\n\n\t\t\t\tconst morphTarget = morphTargets[ j ].vertices;\n\n\t\t\t\tmorphTargetsPosition[ j ].data.push( morphTarget[ face.a ], morphTarget[ face.b ], morphTarget[ face.c ] );\n\n\t\t\t}\n\n\t\t\tfor ( let j = 0; j < morphNormalsLength; j ++ ) {\n\n\t\t\t\tconst morphNormal = morphNormals[ j ].vertexNormals[ i ];\n\n\t\t\t\tmorphTargetsNormal[ j ].data.push( morphNormal.a, morphNormal.b, morphNormal.c );\n\n\t\t\t}\n\n\t\t\t// skins\n\n\t\t\tif ( hasSkinIndices ) {\n\n\t\t\t\tthis.skinIndices.push( skinIndices[ face.a ], skinIndices[ face.b ], skinIndices[ face.c ] );\n\n\t\t\t}\n\n\t\t\tif ( hasSkinWeights ) {\n\n\t\t\t\tthis.skinWeights.push( skinWeights[ face.a ], skinWeights[ face.b ], skinWeights[ face.c ] );\n\n\t\t\t}\n\n\t\t}\n\n\t\tthis.computeGroups( geometry );\n\n\t\tthis.verticesNeedUpdate = geometry.verticesNeedUpdate;\n\t\tthis.normalsNeedUpdate = geometry.normalsNeedUpdate;\n\t\tthis.colorsNeedUpdate = geometry.colorsNeedUpdate;\n\t\tthis.uvsNeedUpdate = geometry.uvsNeedUpdate;\n\t\tthis.groupsNeedUpdate = geometry.groupsNeedUpdate;\n\n\t\tif ( geometry.boundingSphere !== null ) {\n\n\t\t\tthis.boundingSphere = geometry.boundingSphere.clone();\n\n\t\t}\n\n\t\tif ( geometry.boundingBox !== null ) {\n\n\t\t\tthis.boundingBox = geometry.boundingBox.clone();\n\n\t\t}\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction arrayMax( array ) {\n\n\tif ( array.length === 0 ) return - Infinity;\n\n\tlet max = array[ 0 ];\n\n\tfor ( let i = 1, l = array.length; i < l; ++ i ) {\n\n\t\tif ( array[ i ] > max ) max = array[ i ];\n\n\t}\n\n\treturn max;\n\n}\n\nlet _bufferGeometryId = 1; // BufferGeometry uses odd numbers as Id\n\nconst _m1$2 = new Matrix4();\nconst _obj = new Object3D();\nconst _offset = new Vector3();\nconst _box$2 = new Box3();\nconst _boxMorphTargets = new Box3();\nconst _vector$4 = new Vector3();\n\nfunction BufferGeometry() {\n\n\tObject.defineProperty( this, 'id', { value: _bufferGeometryId += 2 } );\n\n\tthis.uuid = MathUtils.generateUUID();\n\n\tthis.name = '';\n\tthis.type = 'BufferGeometry';\n\n\tthis.index = null;\n\tthis.attributes = {};\n\n\tthis.morphAttributes = {};\n\tthis.morphTargetsRelative = false;\n\n\tthis.groups = [];\n\n\tthis.boundingBox = null;\n\tthis.boundingSphere = null;\n\n\tthis.drawRange = { start: 0, count: Infinity };\n\n\tthis.userData = {};\n\n}\n\nBufferGeometry.prototype = Object.assign( Object.create( EventDispatcher.prototype ), {\n\n\tcons
109tructor: BufferGeometry,\n\n\tisBufferGeometry: true,\n\n\tgetIndex: function () {\n\n\t\treturn this.index;\n\n\t},\n\n\tsetIndex: function ( index ) {\n\n\t\tif ( Array.isArray( index ) ) {\n\n\t\t\tthis.index = new ( arrayMax( index ) > 65535 ? Uint32BufferAttribute : Uint16BufferAttribute )( index, 1 );\n\n\t\t} else {\n\n\t\t\tthis.index = index;\n\n\t\t}\n\n\t},\n\n\tgetAttribute: function ( name ) {\n\n\t\treturn this.attributes[ name ];\n\n\t},\n\n\tsetAttribute: function ( name, attribute ) {\n\n\t\tthis.attributes[ name ] = attribute;\n\n\t\treturn this;\n\n\t},\n\n\tdeleteAttribute: function ( name ) {\n\n\t\tdelete this.attributes[ name ];\n\n\t\treturn this;\n\n\t},\n\n\taddGroup: function ( start, count, materialIndex ) {\n\n\t\tthis.groups.push( {\n\n\t\t\tstart: start,\n\t\t\tcount: count,\n\t\t\tmaterialIndex: materialIndex !== undefined ? materialIndex : 0\n\n\t\t} );\n\n\t},\n\n\tclearGroups: function () {\n\n\t\tthis.groups = [];\n\n\t},\n\n\tsetDrawRange: function ( start, count ) {\n\n\t\tthis.drawRange.start = start;\n\t\tthis.drawRange.count = count;\n\n\t},\n\n\tapplyMatrix4: function ( matrix ) {\n\n\t\tconst position = this.attributes.position;\n\n\t\tif ( position !== undefined ) {\n\n\t\t\tposition.applyMatrix4( matrix );\n\n\t\t\tposition.needsUpdate = true;\n\n\t\t}\n\n\t\tconst normal = this.attributes.normal;\n\n\t\tif ( normal !== undefined ) {\n\n\t\t\tconst normalMatrix = new Matrix3().getNormalMatrix( matrix );\n\n\t\t\tnormal.applyNormalMatrix( normalMatrix );\n\n\t\t\tnormal.needsUpdate = true;\n\n\t\t}\n\n\t\tconst tangent = this.attributes.tangent;\n\n\t\tif ( tangent !== undefined ) {\n\n\t\t\ttangent.transformDirection( matrix );\n\n\t\t\ttangent.needsUpdate = true;\n\n\t\t}\n\n\t\tif ( this.boundingBox !== null ) {\n\n\t\t\tthis.computeBoundingBox();\n\n\t\t}\n\n\t\tif ( this.boundingSphere !== null ) {\n\n\t\t\tthis.computeBoundingSphere();\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\trotateX: function ( angle ) {\n\n\t\t// rotate geometry around world x-axis\n\n\t\t_m1$2.makeRotationX( angle );\n\n\t\tthis.applyMatrix4( _m1$2 );\n\n\t\treturn this;\n\n\t},\n\n\trotateY: function ( angle ) {\n\n\t\t// rotate geometry around world y-axis\n\n\t\t_m1$2.makeRotationY( angle );\n\n\t\tthis.applyMatrix4( _m1$2 );\n\n\t\treturn this;\n\n\t},\n\n\trotateZ: function ( angle ) {\n\n\t\t// rotate geometry around world z-axis\n\n\t\t_m1$2.makeRotationZ( angle );\n\n\t\tthis.applyMatrix4( _m1$2 );\n\n\t\treturn this;\n\n\t},\n\n\ttranslate: function ( x, y, z ) {\n\n\t\t// translate geometry\n\n\t\t_m1$2.makeTranslation( x, y, z );\n\n\t\tthis.applyMatrix4( _m1$2 );\n\n\t\treturn this;\n\n\t},\n\n\tscale: function ( x, y, z ) {\n\n\t\t// scale geometry\n\n\t\t_m1$2.makeScale( x, y, z );\n\n\t\tthis.applyMatrix4( _m1$2 );\n\n\t\treturn this;\n\n\t},\n\n\tlookAt: function ( vector ) {\n\n\t\t_obj.lookAt( vector );\n\n\t\t_obj.updateMatrix();\n\n\t\tthis.applyMatrix4( _obj.matrix );\n\n\t\treturn this;\n\n\t},\n\n\tcenter: function () {\n\n\t\tthis.computeBoundingBox();\n\n\t\tthis.boundingBox.getCenter( _offset ).negate();\n\n\t\tthis.translate( _offset.x, _offset.y, _offset.z );\n\n\t\treturn this;\n\n\t},\n\n\tsetFromObject: function ( object ) {\n\n\t\t// console.log( 'THREE.BufferGeometry.setFromObject(). Converting', object, this );\n\n\t\tconst geometry = object.geometry;\n\n\t\tif ( object.isPoints || object.isLine ) {\n\n\t\t\tconst positions = new Float32BufferAttribute( geometry.vertices.length * 3, 3 );\n\t\t\tconst colors = new Float32BufferAttribute( geometry.colors.length * 3, 3 );\n\n\t\t\tthis.setAttribute( 'position', positions.copyVector3sArray( geometry.vertices ) );\n\t\t\tthis.setAttribute( 'color', colors.copyColorsArray( geometry.colors ) );\n\n\t\t\tif ( geometry.lineDistances && geometry.lineDistances.length === geometry.vertices.length ) {\n\n\t\t\t\tconst lineDistances = new Float32BufferAttribute( geometry.lineDistances.length, 1 );\n\n\t\t\t\tthis.setAttribute( 'lineDistance', lineDistances.copyArray( geometry.lineDistances ) );\n\n\t\t\t}\n\n\t\t\tif ( geometry.boundingSphere !== null ) {\n\n\t\t\t\tthis.boundingSphere = geometry.boundingSphere.clone();\n\n\t\t\t}\n\n\t\t\tif ( geometry.boundingBox !== null ) {\n\n\t\t\t\tthis.boundingBox = geometry.boundingBox.clone();\n\n\t\t\t}\n\n\t\t} else if ( object.isMesh ) {\n\n\t\t\tif ( geometry && geometry.isGeometry ) {\n\n\t\t\t\tthis.fromGeometry( geometry );\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tsetFromPoints: function ( points ) {\n\n\t\tconst position = [];\n\n\t\tfor ( let i = 0, l = points.length; i < l; i ++ ) {\n\n\t\t\tconst point = points[ i ];\n\t\t\tposition.push( point.x, point.y, point.z || 0 );\n\n\t\t}\n\n\t\tthis.setAttribute( 'position', new Float32BufferAttribute( position, 3 ) );\n\n\t\treturn this;\n\n\t},\n\n\tupdateFromObject: function ( object ) {\n\n\t\tlet geometry = object.geometry;\n\n\t\tif ( object.isMesh ) {\n\n\t\t\tlet direct = geometry.__directGeometry;\n\n\t\t\tif ( geometry.elementsNeedUpdate === true ) {\n\n\t\t\t\tdirect = undefined;\n\t\t\t\tgeometry.elementsNeedUpdate = false;\n\n\t\t\t}\n\n\t\t\tif ( direct === undefined ) {\n\n\t\t\t\treturn this.fromGeometry( geometry );\n\n\t\t\t}\n\n\t\t\tdirect.verticesNeedUpdate = geometry.verticesNeedUpdate;\n\t\t\tdirect.normalsNeedUpdate = geometry.normalsNeedUpdate;\n\t\t\tdirect.colorsNeedUpdate = geometry.colorsNeedUpdate;\n\t\t\tdirect.uvsNeedUpdate = geometry.uvsNeedUpdate;\n\t\t\tdirect.groupsNeedUpdate = geometry.groupsNeedUpdate;\n\n\t\t\tgeometry.verticesNeedUpdate = false;\n\t\t\tgeometry.normalsNeedUpdate = false;\n\t\t\tgeometry.colorsNeedUpdate = false;\n\t\t\tgeometry.uvsNeedUpdate = false;\n\t\t\tgeometry.groupsNeedUpdate = false;\n\n\t\t\tgeometry = direct;\n\n\t\t}\n\n\t\tif ( geometry.verticesNeedUpdate === true ) {\n\n\t\t\tconst attribute = this.attributes.position;\n\n\t\t\tif ( attribute !== undefined ) {\n\n\t\t\t\tattribute.copyVector3sArray( geometry.vertices );\n\t\t\t\tattribute.needsUpdate = true;\n\n\t\t\t}\n\n\t\t\tgeometry.verticesNeedUpdate = false;\n\n\t\t}\n\n\t\tif ( geometry.normalsNeedUpdate === true ) {\n\n\t\t\tconst attribute = this.attributes.normal;\n\n\t\t\tif ( attribute !== undefined ) {\n\n\t\t\t\tattribute.copyVector3sArray( geometry.normals );\n\t\t\t\tattribute.needsUpdate = true;\n\n\t\t\t}\n\n\t\t\tgeometry.normalsNeedUpdate = false;\n\n\t\t}\n\n\t\tif ( geometry.colorsNeedUpdate === true ) {\n\n\t\t\tconst attribute = this.attributes.color;\n\n\t\t\tif ( attribute !== undefined ) {\n\n\t\t\t\tattribute.copyColorsArray( geometry.colors );\n\t\t\t\tattribute.needsUpdate = true;\n\n\t\t\t}\n\n\t\t\tgeometry.colorsNeedUpdate = false;\n\n\t\t}\n\n\t\tif ( geometry.uvsNeedUpdate ) {\n\n\t\t\tconst attribute = this.attributes.uv;\n\n\t\t\tif ( attribute !== undefined ) {\n\n\t\t\t\tattribute.copyVector2sArray( geometry.uvs );\n\t\t\t\tattribute.needsUpdate = true;\n\n\t\t\t}\n\n\t\t\tgeometry.uvsNeedUpdate = false;\n\n\t\t}\n\n\t\tif ( geometry.lineDistancesNeedUpdate ) {\n\n\t\t\tconst attribute = this.attributes.lineDistance;\n\n\t\t\tif ( attribute !== undefined ) {\n\n\t\t\t\tattribute.copyArray( geometry.lineDistances );\n\t\t\t\tattribute.needsUpdate = true;\n\n\t\t\t}\n\n\t\t\tgeometry.lineDistancesNeedUpdate = false;\n\n\t\t}\n\n\t\tif ( geometry.groupsNeedUpdate ) {\n\n\t\t\tgeometry.computeGroups( object.geometry );\n\t\t\tthis.groups = geometry.groups;\n\n\t\t\tgeometry.groupsNeedUpdate = false;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tfromGeometry: function ( geometry ) {\n\n\t\tgeometry.__directGeometry = new DirectGeometry().fromGeometry( geometry );\n\n\t\treturn this.fromDirectGeometry( geometry.__directGeometry );\n\n\t},\n\n\tfromDirectGeometry: function ( geometry ) {\n\n\t\tconst positions = new Float32Array( geometry.vertices.length * 3 );\n\t\tthis.setAttribute( 'position', new BufferAttribute( positions, 3 ).copyVector3sArray( geometry.vertices ) );\n\n\t\tif ( geometry.normals.length > 0 ) {\n\n\t\t\tconst normals = new Float32Array( geometry.normals.length * 3 );
109\n\t\t\tthis.setAttribute( 'normal', new BufferAttribute( normals, 3 ).copyVector3sArray( geometry.normals ) );\n\n\t\t}\n\n\t\tif ( geometry.colors.length > 0 ) {\n\n\t\t\tconst colors = new Float32Array( geometry.colors.length * 3 );\n\t\t\tthis.setAttribute( 'color', new BufferAttribute( colors, 3 ).copyColorsArray( geometry.colors ) );\n\n\t\t}\n\n\t\tif ( geometry.uvs.length > 0 ) {\n\n\t\t\tconst uvs = new Float32Array( geometry.uvs.length * 2 );\n\t\t\tthis.setAttribute( 'uv', new BufferAttribute( uvs, 2 ).copyVector2sArray( geometry.uvs ) );\n\n\t\t}\n\n\t\tif ( geometry.uvs2.length > 0 ) {\n\n\t\t\tconst uvs2 = new Float32Array( geometry.uvs2.length * 2 );\n\t\t\tthis.setAttribute( 'uv2', new BufferAttribute( uvs2, 2 ).copyVector2sArray( geometry.uvs2 ) );\n\n\t\t}\n\n\t\t// groups\n\n\t\tthis.groups = geometry.groups;\n\n\t\t// morphs\n\n\t\tfor ( const name in geometry.morphTargets ) {\n\n\t\t\tconst array = [];\n\t\t\tconst morphTargets = geometry.morphTargets[ name ];\n\n\t\t\tfor ( let i = 0, l = morphTargets.length; i < l; i ++ ) {\n\n\t\t\t\tconst morphTarget = morphTargets[ i ];\n\n\t\t\t\tconst attribute = new Float32BufferAttribute( morphTarget.data.length * 3, 3 );\n\t\t\t\tattribute.name = morphTarget.name;\n\n\t\t\t\tarray.push( attribute.copyVector3sArray( morphTarget.data ) );\n\n\t\t\t}\n\n\t\t\tthis.morphAttributes[ name ] = array;\n\n\t\t}\n\n\t\t// skinning\n\n\t\tif ( geometry.skinIndices.length > 0 ) {\n\n\t\t\tconst skinIndices = new Float32BufferAttribute( geometry.skinIndices.length * 4, 4 );\n\t\t\tthis.setAttribute( 'skinIndex', skinIndices.copyVector4sArray( geometry.skinIndices ) );\n\n\t\t}\n\n\t\tif ( geometry.skinWeights.length > 0 ) {\n\n\t\t\tconst skinWeights = new Float32BufferAttribute( geometry.skinWeights.length * 4, 4 );\n\t\t\tthis.setAttribute( 'skinWeight', skinWeights.copyVector4sArray( geometry.skinWeights ) );\n\n\t\t}\n\n\t\t//\n\n\t\tif ( geometry.boundingSphere !== null ) {\n\n\t\t\tthis.boundingSphere = geometry.boundingSphere.clone();\n\n\t\t}\n\n\t\tif ( geometry.boundingBox !== null ) {\n\n\t\t\tthis.boundingBox = geometry.boundingBox.clone();\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tcomputeBoundingBox: function () {\n\n\t\tif ( this.boundingBox === null ) {\n\n\t\t\tthis.boundingBox = new Box3();\n\n\t\t}\n\n\t\tconst position = this.attributes.position;\n\t\tconst morphAttributesPosition = this.morphAttributes.position;\n\n\t\tif ( position !== undefined ) {\n\n\t\t\tthis.boundingBox.setFromBufferAttribute( position );\n\n\t\t\t// process morph attributes if present\n\n\t\t\tif ( morphAttributesPosition ) {\n\n\t\t\t\tfor ( let i = 0, il = morphAttributesPosition.length; i < il; i ++ ) {\n\n\t\t\t\t\tconst morphAttribute = morphAttributesPosition[ i ];\n\t\t\t\t\t_box$2.setFromBufferAttribute( morphAttribute );\n\n\t\t\t\t\tif ( this.morphTargetsRelative ) {\n\n\t\t\t\t\t\t_vector$4.addVectors( this.boundingBox.min, _box$2.min );\n\t\t\t\t\t\tthis.boundingBox.expandByPoint( _vector$4 );\n\n\t\t\t\t\t\t_vector$4.addVectors( this.boundingBox.max, _box$2.max );\n\t\t\t\t\t\tthis.boundingBox.expandByPoint( _vector$4 );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tthis.boundingBox.expandByPoint( _box$2.min );\n\t\t\t\t\t\tthis.boundingBox.expandByPoint( _box$2.max );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tthis.boundingBox.makeEmpty();\n\n\t\t}\n\n\t\tif ( isNaN( this.boundingBox.min.x ) || isNaN( this.boundingBox.min.y ) || isNaN( this.boundingBox.min.z ) ) {\n\n\t\t\tconsole.error( 'THREE.BufferGeometry.computeBoundingBox: Computed min/max have NaN values. The \"position\" attribute is likely to have NaN values.', this );\n\n\t\t}\n\n\t},\n\n\tcomputeBoundingSphere: function () {\n\n\t\tif ( this.boundingSphere === null ) {\n\n\t\t\tthis.boundingSphere = new Sphere();\n\n\t\t}\n\n\t\tconst position = this.attributes.position;\n\t\tconst morphAttributesPosition = this.morphAttributes.position;\n\n\t\tif ( position ) {\n\n\t\t\t// first, find the center of the bounding sphere\n\n\t\t\tconst center = this.boundingSphere.center;\n\n\t\t\t_box$2.setFromBufferAttribute( position );\n\n\t\t\t// process morph attributes if present\n\n\t\t\tif ( morphAttributesPosition ) {\n\n\t\t\t\tfor ( let i = 0, il = morphAttributesPosition.length; i < il; i ++ ) {\n\n\t\t\t\t\tconst morphAttribute = morphAttributesPosition[ i ];\n\t\t\t\t\t_boxMorphTargets.setFromBufferAttribute( morphAttribute );\n\n\t\t\t\t\tif ( this.morphTargetsRelative ) {\n\n\t\t\t\t\t\t_vector$4.addVectors( _box$2.min, _boxMorphTargets.min );\n\t\t\t\t\t\t_box$2.expandByPoint( _vector$4 );\n\n\t\t\t\t\t\t_vector$4.addVectors( _box$2.max, _boxMorphTargets.max );\n\t\t\t\t\t\t_box$2.expandByPoint( _vector$4 );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\t_box$2.expandByPoint( _boxMorphTargets.min );\n\t\t\t\t\t\t_box$2.expandByPoint( _boxMorphTargets.max );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\t_box$2.getCenter( center );
109\n\n\t\t\t// second, try to find a boundingSphere with a radius smaller than the\n\t\t\t// boundingSphere of the boundingBox: sqrt(3) smaller in the best case\n\n\t\t\tlet maxRadiusSq = 0;\n\n\t\t\tfor ( let i = 0, il = position.count; i < il; i ++ ) {\n\n\t\t\t\t_vector$4.fromBufferAttribute( position, i );\n\n\t\t\t\tmaxRadiusSq = Math.max( maxRadiusSq, center.distanceToSquared( _vector$4 ) );\n\n\t\t\t}\n\n\t\t\t// process morph attributes if present\n\n\t\t\tif ( morphAttributesPosition ) {\n\n\t\t\t\tfor ( let i = 0, il = morphAttributesPosition.length; i < il; i ++ ) {\n\n\t\t\t\t\tconst morphAttribute = morphAttributesPosition[ i ];\n\t\t\t\t\tconst morphTargetsRelative = this.morphTargetsRelative;\n\n\t\t\t\t\tfor ( let j = 0, jl = morphAttribute.count; j < jl; j ++ ) {\n\n\t\t\t\t\t\t_vector$4.fromBufferAttribute( morphAttribute, j );\n\n\t\t\t\t\t\tif ( morphTargetsRelative ) {\n\n\t\t\t\t\t\t\t_offset.fromBufferAttribute( position, j );\n\t\t\t\t\t\t\t_vector$4.add( _offset );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tmaxRadiusSq = Math.max( maxRadiusSq, center.distanceToSquared( _vector$4 ) );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tthis.boundingSphere.radius = Math.sqrt( maxRadiusSq );\n\n\t\t\tif ( isNaN( this.boundingSphere.radius ) ) {\n\n\t\t\t\tconsole.error( 'THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The \"position\" attribute is likely to have NaN values.', this );\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\tcomputeFaceNormals: function () {\n\n\t\t// backwards compatibility\n\n\t},\n\n\tcomputeVertexNormals: function () {\n\n\t\tconst index = this.index;\n\t\tconst positionAttribute = this.getAttribute( 'position' );\n\n\t\tif ( positionAttribute !== undefined ) {\n\n\t\t\tlet normalAttribute = this.getAttribute( 'normal' );\n\n\t\t\tif ( normalAttribute === undefined ) {\n\n\t\t\t\tnormalAttribute = new BufferAttribute( new Float32Array( positionAttribute.count * 3 ), 3 );\n\t\t\t\tthis.setAttribute( 'normal', normalAttribute );\n\n\t\t\t} else {\n\n\t\t\t\t// reset existing normals to zero\n\n\t\t\t\tfor ( let i = 0, il = normalAttribute.count; i < il; i ++ ) {\n\n\t\t\t\t\tnormalAttribute.setXYZ( i, 0, 0, 0 );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tconst pA = new Vector3(), pB = new Vector3(), pC = new Vector3();\n\t\t\tconst nA = new Vector3(), nB = new Vector3(), nC = new Vector3();\n\t\t\tconst cb = new Vector3(), ab = new Vector3();\n\n\t\t\t// indexed elements\n\n\t\t\tif ( index ) {\n\n\t\t\t\tfor ( let i = 0, il = index.count; i < il; i += 3 ) {\n\n\t\t\t\t\tconst vA = index.getX( i + 0 );\n\t\t\t\t\tconst vB = index.getX( i + 1 );\n\t\t\t\t\tconst vC = index.getX( i + 2 );\n\n\t\t\t\t\tpA.fromBufferAttribute( positionAttribute, vA );\n\t\t\t\t\tpB.fromBufferAttribute( positionAttribute, vB );\n\t\t\t\t\tpC.fromBufferAttribute( positionAttribute, vC );\n\n\t\t\t\t\tcb.subVectors( pC, pB );\n\t\t\t\t\tab.subVectors( pA, pB );\n\t\t\t\t\tcb.cross( ab );\n\n\t\t\t\t\tnA.fromBufferAttribute( normalAttribute, vA );\n\t\t\t\t\tnB.fromBufferAttribute( normalAttribute, vB );\n\t\t\t\t\tnC.fromBufferAttribute( normalAttribute, vC );\n\n\t\t\t\t\tnA.add( cb );\n\t\t\t\t\tnB.add( cb );\n\t\t\t\t\tnC.add( cb );\n\n\t\t\t\t\tnormalAttribute.setXYZ( vA, nA.x, nA.y, nA.z );\n\t\t\t\t\tnormalAttribute.setXYZ( vB, nB.x, nB.y, nB.z );\n\t\t\t\t\tnormalAttribute.setXYZ( vC, nC.x, nC.y, nC.z );\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\t// non-indexed elements (unconnected triangle soup)\n\n\t\t\t\tfor ( let i = 0, il = positionAttribute.count; i < il; i += 3 ) {\n\n\t\t\t\t\tpA.fromBufferAttribute( positionAttribute, i + 0 );\n\t\t\t\t\tpB.fromBufferAttribute( positionAttribute, i + 1 );\n\t\t\t\t\tpC.fromBufferAttribute( positionAttribute, i + 2 );\n\n\t\t\t\t\tcb.subVectors( pC, pB );\n\t\t\t\t\tab.subVectors( pA, pB );\n\t\t\t\t\tcb.cross( ab );\n\n\t\t\t\t\tnormalAttribute.setXYZ( i + 0, cb.x, cb.y, cb.z );\n\t\t\t\t\tnormalAttribute.setXYZ( i + 1, cb.x, cb.y, cb.z );\n\t\t\t\t\tnormalAttribute.setXYZ( i + 2, cb.x, cb.y, cb.z );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tthis.normalizeNormals();\n\n\t\t\tnormalAttribute.needsUpdate = true;\n\n\t\t}\n\n\t},\n\n\tmerge: function ( geometry, offset ) {\n\n\t\tif ( ! ( geometry && geometry.isBufferGeometry ) ) {\n\n\t\t\tconsole.error( 'THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.', geometry );\n\t\t\treturn;\n\n\t\t}\n\n\t\tif ( offset === undefined ) {\n\n\t\t\toffset = 0;\n\n\t\t\tconsole.warn(\n\t\t\t\t'THREE.BufferGeometry.merge(): Overwriting original geometry, starting at offset=0. '\n\t\t\t\t+ 'Use BufferGeometryUtils.mergeBufferGeometries() for lossless merge.'\n\t\t\t);\n\n\t\t}\n\n\t\tconst attributes = this.attributes;\n\n\t\tfor ( const key in attributes ) {\n\n\t\t\tif ( geometry.attributes[ key ] === undefined ) continue;\n\n\t\t\tconst attribute1 = attributes[ key ];\n\t\t\tconst attributeArray1 = attribute1.array;\n\n\t\t\tconst attribute2 = geometry.attributes[ key ];\n\t\t\tconst attributeArray2 = attribute2.array;\n\n\t\t\tconst attributeOffset = attribute2.itemSize * offset;\n\t\t\tconst length = Math.min( attributeArray2.length, attributeArray1.length - attributeOffset );\n\n\t\t\tfor ( let i = 0, j = attributeOffset; i < length; i ++, j ++ ) {\n\n\t\t\t\tattributeArray1[ j ] = attributeArray2[ i ];\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tnormalizeNormals: function () {\n\n\t\tconst normals = this.attributes.normal;\n\n\t\tfor ( let i = 0, il = normals.count; i < il; i ++ ) {\n\n\t\t\t_vector$4.fromBufferAttribute( normals, i );\n\n\t\t\t_vector$4.normalize();\n\n\t\t\tnormals.setXYZ( i, _vector$4.x, _vector$4.y, _vector$4.z );\n\n\t\t}\n\n\t},\n\n\ttoNonIndexed: function () {\n\n\t\tfunction convertBufferAttribute( attribute, indices ) {\n\n\t\t\tconst array = attribute.array;\n\t\t\tconst itemSize = attribute.itemSize;\n\t\t\tconst normalized = attribute.normalized;\n\n\t\t\tconst array2 = new array.constructor( indices.length * itemSize );\n\n\t\t\tlet index = 0, index2 = 0;\n\n\t\t\tfor ( let i = 0, l = indices.length; i < l; i ++ ) {\n\n\t\t\t\tindex = indices[ i ] * itemSize;\n\n\t\t\t\tfor ( let j = 0; j < itemSize; j ++ ) {\n\n\t\t\t\t\tarray2[ index2 ++ ] = array[ index ++ ];\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\treturn new BufferAttribute( array2, itemSize, normalized );\n\n\t\t}\n\n\t\t//\n\n\t\tif ( this.index === null ) {\n\n\t\t\tconsole.warn( 'THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed.' );\n\t\t\treturn this;\n\n\t\t}\n\n\t\tconst geometry2 = new BufferGeometry();\n\n\t\tconst indices = this.index.array;\n\t\tconst attributes = this.attributes;\n\n\t\t// attributes\n\n\t\tfor ( const name in attributes ) {\n\n\t\t\tconst attribute = attributes[ name ];\n\n\t\t\tconst newAttribute = convertBufferAttribute( attribute, indices );\n\n\t\t\tgeometry2.setAttribute( name, newAttribute );\n\n\t\t}\n\n\t\t// morph attributes\n\n\t\tconst morphAttributes = this.morphAttributes;\n\n\t\tfor ( const name in morphAttributes ) {\n\n\t\t\tconst morphArray = [];\n\t\t\tconst morphAttribute = morphAttributes[ name ]; // morphAttribute: array of Float32BufferAttributes\n\n\t\t\tfor ( let i = 0, il = morphAttribute.length; i < il; i ++ ) {\n\n\t\t\t\tconst attribute = morphAttribute[ i ];\n\n\t\t\t\tconst newAttribute = convertBufferAttribute( attribute, indices );\n\n\t\t\t\tmorphArray.push( newAttribute );\n\n\t\t\t}\n\n\t\t\tgeometry2.morphAttributes[ name ] = morphArray;\n\n\t\t}\n\n\t\tgeometry2.morphTargetsRelative = this.morphTargetsRelative;\n\n\t\t// groups\n\n\t\tconst groups = this.groups;\n\n\t\tfor ( let i = 0, l = groups.length; i < l; i ++ ) {\n\n\t\t\tconst group = groups[ i ];\n\t\t\tgeometry2.addGroup( group.start, group.count, group.materialIndex );\n\n\t\t}\n\n\t\treturn geometry2;\n\n\t},\n\n\ttoJSON: function () {\n\n\t\tconst data = {\n\t\t\tmetadata: {\n\t\t\t\tversion: 4.5,\n\t\t\t\ttype: 'BufferGeometry',\n\t\t\t\tgenerator: 'BufferGeometry.toJSON'\n\t\t\t}\n\t\t};\n\n\t\t// standard BufferGeometry serialization\n\n\t\tdata.uuid = this.uuid;\n\t\tdata.type = this.type;\n\t\tif ( this.name !== '' ) data.name = this.name;\n\t\tif ( Object.keys( this.userData ).length > 0 ) data.userData = this.userData;\n\n\t\tif ( this.parameters !== undefined ) {\n\n\t\t\tconst parameters = this.parameters;\n\n\t\t\tfor ( const key in parameters ) {\n\n\t\t\t\tif ( parameters[ key ] !== undefined ) data[ key ] = parameters[ key ];\n\n\t\t\t}\n\n\t\t\treturn data;\n\n\t\t}\n\n\t\tdata.data = { attributes: {} };\n\n\t\tconst index = this.index;\n\n\t\tif ( index !== null ) {\n\n\t\t\tdata.data.index = {\n\t\t\t\ttype: index.array.constructor.name,\n\t\t\t\tarray: Array.prototype.slice.call( index.array )\n\t\t\t};\n\n\t\t}\n\n\t\tconst attributes = this.attributes;\n\n\t\tfor ( const key in attributes ) {\n\n\t\t\tconst attribute = attributes[ key ];\n\n\t\t\tconst attributeData = attribute.toJSON( data.data );\n\n\t\t\tif ( attribute.name !== '' ) attributeData.name = attribute.name;\n\n\t\t\tdata.data.attributes[ key ] = attributeData;\n\n\t\t}\n\n\t\tconst morphAttributes = {};\n\t\tlet hasMorphAttributes = false;\n\n\t\tfor ( const key in this.morphAttributes ) {\n\n\t\t\tconst attributeArray = this.morphAttributes[ key ];\n\n\t\t\tconst array = [];\n\n\t\t\tfor ( let i = 0, il = attributeArray.length; i < il; i ++ ) {\n\n\t\t\t\tconst attribute = attributeArray[ i ];\n\n\t\t\t\tconst attributeData = attribute.toJSON( data.data );\n\n\t\t\t\tif ( attribute.name !== '' ) attributeData.name = attribute.name;\n\n\t\t\t\tarray.push( attributeData );\n\n\t\t\t}\n\n\t\t\tif ( array.length > 0 ) {\n\n\t\t\t\tmorphAttributes[ key ] = array;\n\n\t\t\t\thasMorphAttributes = true;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( hasMorphAttributes ) {\n\n\t\t\tdata.data.morphAttributes = morphAttributes;\n\t\t\tdata.data.morphTargetsRelative = this.morphTargetsRelative;\n\n\t\t}\n\n\t\tconst groups = this.groups;\n\n\t\tif ( groups.length > 0 ) {\n\n\t\t\tdata.data.groups = JSON.parse( JSON.stringify( groups ) );\n\n\t\t}\n\n\t\tconst boundingSphere = this.boundingSphere;\n\n\t\tif ( boundingSphere !== null ) {\n\n\t\t\tdata.data.boundingSphere = {\n\t\t\t\tcenter: boundingSphere.center.toArray(),\n\t\t\t\tradius: boundingSphere.radius\n\t\t\t};\n\n\t\t}\n\n\t\treturn data;\n\n\t},\n\n\tclone: function () {\n\n\t\t/*\n\t\t // Handle primitives\n\n\t\t const parameters = this.parameters;\n\n\t\t if ( parameters !== undefined ) {\n\n\t\t const values = [];\n\n\t\t for ( const key in parameters ) {\n\n\t\t values.push( parameters[ key ] );\n\n\t\t }\n\n\t\t const geometry = Object.create( this.constructor.prototype );\n\t\t this.constructor.apply( geometry, values );\n\t\t return geometry;\n\n\t\t }\n\n\t\t return new this.constructor().copy( this );\n\t\t */\n\n\t\treturn new BufferGeometry().copy( this );\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\t// reset\n\n\t\tthis.index = null;\n\t\tthis.attributes = {};\n\t\tthis.morphAttributes = {};\n\t\tthis.groups = [];\n\t\tthis.boundingBox = null;\n\t\tthis.boundingSphere = null;\n\n\t\t// used for storing cloned, shared data\n\n\t\tconst data = {};\n\n\t\t// name\n\n\t\tthis.name = source.name;\n\n\t\t// index\n\n\t\tconst index = source.index;\n\n\t\tif ( index !== null ) {\n\n\t\t\tthis.setIndex( index.clone( data ) );\n\n\t\t}\n\n\t\t// attributes\n\n\t\tconst attributes = source.attributes;\n\n\t\tfor ( const name in attributes ) {\n\n\t\t\tconst attribute = attributes[ name ];\n\t\t\tthis.setAttribute( name, attribute.clone( data ) );\n\n\t\t}\n\n\t\t// morph attributes\n\n\t\tconst morphAttributes = source.morphAttributes;\n\n\t\tfor ( const name in morphAttributes ) {\n\n\t\t\tconst array = [];\n\t\t\tconst morphAttribute = morphAttributes[ name ]; // morphAttribute: array of Float32BufferAttributes\n\n\t\t\tfor ( let i = 0, l = morphAttribute.length; i < l; i ++ ) {\n\n\t\t\t\tarray.push( morphAttribute[ i ].clone( data ) );\n\n\t\t\t}\n\n\t\t\tthis.morphAttributes[ name ] = array;\n\n\t\t}\n\n\t\tthis.morphTargetsRelative = source.morphTargetsRelative;\n\n\t\t// groups\n\n\t\tconst groups = source.groups;\n\n\t\tfor ( let i = 0, l = groups.length; i < l; i ++ ) {\n\n\t\t\tconst group = groups[ i ];\n\t\t\tthis.addGroup( group.start, group.count, group.materialIndex );\n\n\t\t}\n\n\t\t// bounding box\n\n\t\tconst boundingBox = source.boundingBox;\n\n\t\tif ( boundingBox !== null ) {\n\n\t\t\tthis.boundingBox = boundingBox.clone();\n\n\t\t}\n\n\t\t// bounding sphere\n\n\t\tconst boundingSphere = source.boundingSphere;\n\n\t\tif ( boundingSphere !== null ) {\n\n\t\t\tthis.boundingSphere = boundingSphere.clone();\n\n\t\t}\n\n\t\t// draw range\n\n\t\tthis.drawRange.start = source.drawRange.start;\n\t\tthis.drawRange.count = source.drawRange.count;\n\n\t\t// user data\n\n\t\tthis.userData = source.userData;\n\n\t\treturn this;\n\n\t},\n\n\tdispose: function () {\n\n\t\tthis.dispatchEvent( { type: 'dispose' } );\n\n\t}\n\n} );\n\nconst _inverseMatrix = new Matrix4();\nconst _ray = new Ray();\nconst _sphere = new Sphere();\n\nconst _vA = new Vector3();\nconst _vB = new Vector3();\nconst _vC = new Vector3();\n\nconst _tempA = new Vector3();\nconst _tempB = new Vector3();\nconst _tempC = new Vector3();\n\nconst _morphA = new Vector3();\nconst _morphB = new Vector3();\nconst _morphC = new Vector3();\n\nconst _uvA = new Vector2();\nconst _uvB = new Vector2();\nconst _uvC = new Vector2();\n\nconst _intersectionPoint = new Vector3();\nconst _intersectionPointWorld = new Vector3();\n\nfunction Mesh( geometry, material ) {\n\n\tObject3D.call( this );\n\n\tthis.type = 'Mesh';\n\n\tthis.geometry = geometry !== undefined ? geometry : new BufferGeometry();\n\tthis.material = material !== undefined ? material : new MeshBasicMaterial();\n\n\tthis.updateMorphTargets();\n\n}\n\nMesh.prototype = Object.assign( Object.create( Object3D.prototype ), {\n\n\tconstructor: Mesh,\n\n\tisMesh: true,\n\n\tcopy: function ( source ) {\n\n\t\tObject3D.prototype.copy.call( this, source );\n\n\t\tif ( source.morphTargetInfluences !== undefined ) {\n\n\t\t\tthis.morphTargetInfluences = source.morphTargetInfluences.slice();\n\n\t\t}\n\n\t\tif ( source.morphTargetDictionary !== undefined ) {\n\n\t\t\tthis.morphTargetDictionary = Object.assign( {}, source.morphTargetDictionary );\n\n\t\t}\n\n\t\tthis.material = source.material;\n\t\tthis.geometry = source.geometry;\n\n\t\treturn this;\n\n\t},\n\n\tupdateMorphTargets: function () {\n\n\t\tconst geometry = this.geometry;\n\n\t\tif ( geometry.isBufferGeometry ) {\n\n\t\t\tconst morphAttributes = geometry.morphAttributes;\n\t\t\tconst keys = Object.keys( morphAttributes );\n\n\t\t\tif ( keys.length > 0 ) {\n\n\t\t\t\tconst morphAttribute = morphAttributes[ keys[ 0 ] ];\n\n\t\t\t\tif ( morphAttribute !== undefined ) {\n\n\t\t\t\t\tthis.morphTargetInfluences = [];\n\t\t\t\t\tthis.morphTargetDictionary = {};\n\n\t\t\t\t\tfor ( let m = 0, ml = morphAttribute.length; m < ml; m ++ ) {\n\n\t\t\t\t\t\tconst name = morphAttribute[ m ].name || String( m );\n\n\t\t\t\t\t\tthis.morphTargetInfluences.push( 0 );\n\t\t\t\t\t\tthis.morphTargetDictionary[ name ] = m;\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tconst morphTargets = geometry.morphTargets;\n\n\t\t\tif ( morphTargets !== undefined && morphTargets.length > 0 ) {\n\n\t\t\t\tconsole.error( 'THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.' );\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\traycast: function ( raycaster, intersects ) {\n\n\t\tconst geometry = this.geometry;\n\t\tconst material = this.material;\n\t\tconst matrixWorld = this.matrixWorld;\n\n\t\tif ( material === undefined ) return;\n\n\t\t// Checking boundingSphere distance to ray\n\n\t\tif ( geometry.boundingSphere === null ) geometry.computeBoundingSphere();\n\n\t\t_sphere.copy( geometry.boundingSphere );\n\t\t_sphere.applyMatrix4( matrixWorld );\n\n\t\tif ( raycaster.ray.intersectsSphere( _sphere ) === false ) return;\n\n\t\t//\n\n\t\t_inverseMatrix.getInverse( matrixWorld );\n\t\t_ray.copy( raycaster.ray ).applyMatrix4( _inverseMatrix );\n\n\t\t// Check boundingBox before continuing\n\n\t\tif ( geometry.boundingBox !== null ) {\n\n\t\t\tif ( _ray.intersectsBox( geometry.boundingBox ) === false ) return;\n\n\t\t}\n\n\t\tlet intersection;\n\n\t\tif ( geometry.isBufferGeometry ) {\n\n\t\t\tconst index = geometry.in
109dex;\n\t\t\tconst position = geometry.attributes.position;\n\t\t\tconst morphPosition = geometry.morphAttributes.position;\n\t\t\tconst morphTargetsRelative = geometry.morphTargetsRelative;\n\t\t\tconst uv = geometry.attributes.uv;\n\t\t\tconst uv2 = geometry.attributes.uv2;\n\t\t\tconst groups = geometry.groups;\n\t\t\tconst drawRange = geometry.drawRange;\n\n\t\t\tif ( index !== null ) {\n\n\t\t\t\t// indexed buffer geometry\n\n\t\t\t\tif ( Array.isArray( material ) ) {\n\n\t\t\t\t\tfor ( let i = 0, il = groups.length; i < il; i ++ ) {\n\n\t\t\t\t\t\tconst group = groups[ i ];\n\t\t\t\t\t\tconst groupMaterial = material[ group.materialIndex ];\n\n\t\t\t\t\t\tconst start = Math.max( group.start, drawRange.start );\n\t\t\t\t\t\tconst end = Math.min( ( group.start + group.count ), ( drawRange.start + drawRange.count ) );\n\n\t\t\t\t\t\tfor ( let j = start, jl = end; j < jl; j += 3 ) {\n\n\t\t\t\t\t\t\tconst a = index.getX( j );\n\t\t\t\t\t\t\tconst b = index.getX( j + 1 );\n\t\t\t\t\t\t\tconst c = index.getX( j + 2 );\n\n\t\t\t\t\t\t\tintersection = checkBufferGeometryIntersection( this, groupMaterial, raycaster, _ray, position, morphPosition, morphTargetsRelative, uv, uv2, a, b, c );\n\n\t\t\t\t\t\t\tif ( intersection ) {\n\n\t\t\t\t\t\t\t\tintersection.faceIndex = Math.floor( j / 3 ); // triangle number in indexed buffer semantics\n\t\t\t\t\t\t\t\tintersection.face.materialIndex = group.materialIndex;\n\t\t\t\t\t\t\t\tintersects.push( intersection );\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconst start = Math.max( 0, drawRange.start );\n\t\t\t\t\tconst end = Math.min( index.count, ( drawRange.start + drawRange.count ) );\n\n\t\t\t\t\tfor ( let i = start, il = end; i < il; i += 3 ) {\n\n\t\t\t\t\t\tconst a = index.getX( i );\n\t\t\t\t\t\tconst b = index.getX( i + 1 );\n\t\t\t\t\t\tconst c = index.getX( i + 2 );\n\n\t\t\t\t\t\tintersection = checkBufferGeometryIntersection( this, material, raycaster, _ray, position, morphPosition, morphTargetsRelative, uv, uv2, a, b, c );\n\n\t\t\t\t\t\tif ( intersection ) {\n\n\t\t\t\t\t\t\tintersection.faceIndex = Math.floor( i / 3 ); // triangle number in indexed buffer semantics\n\t\t\t\t\t\t\tintersects.push( intersection );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t} else if ( position !== undefined ) {\n\n\t\t\t\t// non-indexed buffer geometry\n\n\t\t\t\tif ( Array.isArray( material ) ) {\n\n\t\t\t\t\tfor ( let i = 0, il = groups.length; i < il; i ++ ) {\n\n\t\t\t\t\t\tconst group = groups[ i ];\n\t\t\t\t\t\tconst groupMaterial = material[ group.materialIndex ];\n\n\t\t\t\t\t\tconst start = Math.max( group.start, drawRange.start );\n\t\t\t\t\t\tconst end = Math.min( ( group.start + group.count ), ( drawRange.start + drawRange.count ) );\n\n\t\t\t\t\t\tfor ( let j = start, jl = end; j < jl; j += 3 ) {\n\n\t\t\t\t\t\t\tconst a = j;\n\t\t\t\t\t\t\tconst b = j + 1;\n\t\t\t\t\t\t\tconst c = j + 2;\n\n\t\t\t\t\t\t\tintersection = checkBufferGeometryIntersection( this, groupMaterial, raycaster, _ray, position, morphPosition, morphTargetsRelative, uv, uv2, a, b, c );\n\n\t\t\t\t\t\t\tif ( intersection ) {\n\n\t\t\t\t\t\t\t\tintersection.faceIndex = Math.floor( j / 3 ); // triangle number in non-indexed buffer semantics\n\t\t\t\t\t\t\t\tintersection.face.materialIndex = group.materialIndex;\n\t\t\t\t\t\t\t\tintersects.push( intersection );\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconst start = Math.max( 0, drawRange.start );\n\t\t\t\t\tconst end = Math.min( position.count, ( drawRange.start + drawRange.count ) );\n\n\t\t\t\t\tfor ( let i = start, il = end; i < il; i += 3 ) {\n\n\t\t\t\t\t\tconst a = i;\n\t\t\t\t\t\tconst b = i + 1;\n\t\t\t\t\t\tconst c = i + 2;\n\n\t\t\t\t\t\tintersection = checkBufferGeometryIntersection( this, material, raycaster, _ray, position, morphPosition, morphTargetsRelative, uv, uv2, a, b, c );\n\n\t\t\t\t\t\tif ( intersection ) {\n\n\t\t\t\t\t\t\tintersection.faceIndex = Math.floor( i / 3 ); // triangle number in non-indexed buffer semantics\n\t\t\t\t\t\t\tintersects.push( intersection );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else if ( geometry.isGeometry ) {\n\n\t\t\tconst isMultiMaterial = Array.isArray( material );\n\n\t\t\tconst vertices = geometry.vertices;\n\t\t\tconst faces = geometry.faces;\n\t\t\tlet uvs;\n\n\t\t\tconst faceVertexUvs = geometry.faceVertexUvs[ 0 ];\n\t\t\tif ( faceVertexUvs.length > 0 ) uvs = faceVertexUvs;\n\n\t\t\tfor ( let f = 0, fl = faces.length; f < fl; f ++ ) {\n\n\t\t\t\tconst face = faces[ f ];\n\t\t\t\tconst faceMaterial = isMultiMaterial ? material[ face.materialIndex ] : material;\n\n\t\t\t\tif ( faceMaterial === undefined ) continue;\n\n\t\t\t\tconst fvA = vertices[ face.a ];\n\t\t\t\tconst fvB = vertices[ face.b ];\n\t\t\t\tconst fvC = vertices[ face.c ];\n\n\t\t\t\tintersection = checkIntersection( this, faceMaterial, raycaster, _ray, fvA, fvB, fvC, _intersectionPoint );\n\n\t\t\t\tif ( intersection ) {\n\n\t\t\t\t\tif ( uvs && uvs[ f ] ) {\n\n\t\t\t\t\t\tconst uvs_f = uvs[ f ];\n\t\t\t\t\t\t_uvA.copy( uvs_f[ 0 ] );\n\t\t\t\t\t\t_uvB.copy( uvs_f[ 1 ] );\n\t\t\t\t\t\t_uvC.copy( uvs_f[ 2 ] );\n\n\t\t\t\t\t\tintersection.uv = Triangle.getUV( _intersectionPoint, fvA, fvB, fvC, _uvA, _uvB, _uvC, new Vector2() );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tintersection.face = face;\n\t\t\t\t\tintersection.faceIndex = f;\n\t\t\t\t\tintersects.push( intersection );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n} );\n\nfunction checkIntersection( object, material, raycaster, ray, pA, pB, pC, point ) {\n\n\tlet intersect;\n\n\tif ( material.side === BackSide ) {\n\n\t\tintersect = ray.intersectTriangle( pC, pB, pA, true, point );\n\n\t} else {\n\n\t\tintersect = ray.intersectTriangle( pA, pB, pC, material.side !== DoubleSide, point );\n\n\t}\n\n\tif ( intersect === null ) return null;\n\n\t_intersectionPointWorld.copy( point );\n\t_intersectionPointWorld.applyMatrix4( object.matrixWorld );\n\n\tconst distance = raycaster.ray.origin.distanceTo( _intersectionPointWorld );\n\n\tif ( distance < raycaster.near || distance > raycaster.far ) return null;\n\n\treturn {\n\t\tdistance: distance,\n\t\tpoint: _intersectionPointWorld.clone(),\n\t\tobject: object\n\t};\n\n}\n\nfunction checkBufferGeometryIntersection( object, material, raycaster, ray, position, morphPosition, morphTargetsRelative, uv, uv2, a, b, c ) {\n\n\t_vA.fromBufferAttribute( position, a );\n\t_vB.fromBufferAttribute( position, b );\n\t_vC.fromBufferAttribute( position, c );\n\n\tconst morphInfluences = object.morphTargetInfluences;\n\n\tif ( material.morphTargets && morphPosition && morphInfluences ) {\n\n\t\t_morphA.set( 0, 0, 0 );\n\t\t_morphB.set( 0, 0, 0 );\n\t\t_morphC.set( 0, 0, 0 );\n\n\t\tfor ( let i = 0, il = morphPosition.length; i < il; i ++ ) {\n\n\t\t\tconst influence = morphInfluences[ i ];\n\t\t\tconst morphAttribute = morphPosition[ i ];\n\n\t\t\tif ( influence === 0 ) continue;\n\n\t\t\t_tempA.fromBufferAttribute( morphAttribute, a );\n\t\t\t_tempB.fromBufferAttribute( morphAttribute, b );\n\t\t\t_tempC.fromBufferAttribute( morphAttribute, c );\n\n\t\t\tif ( morphTargetsRelative ) {\n\n\t\t\t\t_morphA.addScaledVector( _tempA, influence );\n\t\t\t\t_morphB.addScaledVector( _tempB, influence );\n\t\t\t\t_morphC.addScaledVector( _tempC, influence );\n\n\t\t\t} else {\n\n\t\t\t\t_morphA.addScaledVector( _tempA.sub( _vA ), influence );\n\t\t\t\t_morphB.addScaledVector( _tempB.sub( _vB ), influence );\n\t\t\t\t_morphC.addScaledVector( _tempC.sub( _vC ), influence );\n\n\t\t\t}\n\n\t\t}\n\n\t\t_vA.add( _morphA );\n\t\t_vB.add( _morphB );\n\t\t_vC.add( _morphC );\n\n\t}\n\n\tif ( object.isSkinnedMesh ) {\n\n\t\tobject.boneTransform( a, _vA );\n\t\tobject.boneTransform( b, _vB );\n\t\tobject.boneTransform( c, _vC );\n\n\t}\n\n\tconst intersection = checkIntersection( object, material, raycaster, ray, _vA, _vB, _vC, _intersectionPoint );\n\n\tif ( intersection ) {\n\n\t\tif ( uv ) {\n\n\t\t\t_uvA.fromBufferAttribute( uv, a );\n\t\t\t_uvB.fromBufferAttribute( uv, b );\n\t\t\t_uvC.fromBufferAttribute( uv, c );\n\n\t\t\tintersection.uv = Triangle.getUV( _intersectionPoint, _vA, _vB, _vC, _uvA, _uvB, _uvC, new Vector2() );\n\n\t\t}\n\n\t\tif ( uv2 ) {\n\n\t\t\t_uvA.fromBufferAttribute( uv2, a );\n\t\t\t_uvB.fromBufferAttribute( uv2, b );\n\t\t\t_uvC.fromBufferAttribute( uv2, c );\n\n\t\t\tintersection.uv2 = Triangle.getUV( _intersectionPoint, _vA, _vB, _vC, _uvA, _uvB, _uvC, new Vector2() );\n\n\t\t}\n\n\t\tconst face = new Face3( a, b, c );\n\t\tTriangle.getNormal( _vA, _vB, _vC, face.normal );\n\n\t\tintersection.face = face;\n\n\t}\n\n\treturn intersection;\n\n}\n\nlet _geometryId = 0; // Geometry uses even numbers as Id\nconst _m1$3 = new Matrix4();\nconst _obj$1 = new Object3D();\nconst _offset$1 = new Vector3();\n\nfunction Geometry() {\n\n\tObject.defineProperty( this, 'id', { value: _geometryId += 2 } );\n\n\tthis.uuid = MathUtils.generateUUID();\n\n\tthis.name = '';\n\tthis.type = 'Geometry';\n\n\tthis.vertices = [];\n\tthis.colors = [];\n\tthis.faces = [];\n\tthis.faceVertexUvs = [[]];\n\n\tthis.morphTargets = [];\n\tthis.morphNormals = [];\n\n\tthis.skinWeights = [];\n\tthis.skinIndices = [];\n\n\tthis.lineDistances = [];\n\n\tthis.boundingBox = null;\n\tthis.boundingSphere = null;\n\n\t// update flags\n\n\tthis.elementsNeedUpdate = false;\n\tthis.verticesNeedUpdate = false;\n\tthis.uvsNeedUpdate = false;\n\tthis.normalsNeedUpdate = false;\n\tthis.colorsNeedUpdate = false;\n\tthis.lineDistancesNeedUpdate = false;\n\tthis.groupsNeedUpdate = false;\n\n}\n\nGeometry.prototype = Object.assign( Object.create( EventDispatcher.prototype ), {\n\n\tconstructor: Geometry,\n\n\tisGeometry: true,\n\n\tapplyM
109atrix4: function ( matrix ) {\n\n\t\tconst normalMatrix = new Matrix3().getNormalMatrix( matrix );\n\n\t\tfor ( let i = 0, il = this.vertices.length; i < il; i ++ ) {\n\n\t\t\tconst vertex = this.vertices[ i ];\n\t\t\tvertex.applyMatrix4( matrix );\n\n\t\t}\n\n\t\tfor ( let i = 0, il = this.faces.length; i < il; i ++ ) {\n\n\t\t\tconst face = this.faces[ i ];\n\t\t\tface.normal.applyMatrix3( normalMatrix ).normalize();\n\n\t\t\tfor ( let j = 0, jl = face.vertexNormals.length; j < jl; j ++ ) {\n\n\t\t\t\tface.vertexNormals[ j ].applyMatrix3( normalMatrix ).normalize();\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( this.boundingBox !== null ) {\n\n\t\t\tthis.computeBoundingBox();\n\n\t\t}\n\n\t\tif ( this.boundingSphere !== null ) {\n\n\t\t\tthis.computeBoundingSphere();\n\n\t\t}\n\n\t\tthis.verticesNeedUpdate = true;\n\t\tthis.normalsNeedUpdate = true;\n\n\t\treturn this;\n\n\t},\n\n\trotateX: function ( angle ) {\n\n\t\t// rotate geometry around world x-axis\n\n\t\t_m1$3.makeRotationX( angle );\n\n\t\tthis.applyMatrix4( _m1$3 );\n\n\t\treturn this;\n\n\t},\n\n\trotateY: function ( angle ) {\n\n\t\t// rotate geometry around world y-axis\n\n\t\t_m1$3.makeRotationY( angle );\n\n\t\tthis.applyMatrix4( _m1$3 );\n\n\t\treturn this;\n\n\t},\n\n\trotateZ: function ( angle ) {\n\n\t\t// rotate geometry around world z-axis\n\n\t\t_m1$3.makeRotationZ( angle );\n\n\t\tthis.applyMatrix4( _m1$3 );\n\n\t\treturn this;\n\n\t},\n\n\ttranslate: function ( x, y, z ) {\n\n\t\t// translate geometry\n\n\t\t_m1$3.makeTranslation( x, y, z );\n\n\t\tthis.applyMatrix4( _m1$3 );\n\n\t\treturn this;\n\n\t},\n\n\tscale: function ( x, y, z ) {\n\n\t\t// scale geometry\n\n\t\t_m1$3.makeScale( x, y, z );\n\n\t\tthis.applyMatrix4( _m1$3 );\n\n\t\treturn this;\n\n\t},\n\n\tlookAt: function ( vector ) {\n\n\t\t_obj$1.lookAt( vector );\n\n\t\t_obj$1.updateMatrix();\n\n\t\tthis.applyMatrix4( _obj$1.matrix );\n\n\t\treturn this;\n\n\t},\n\n\tfromBufferGeometry: function ( geometry ) {\n\n\t\tconst scope = this;\n\n\t\tconst index = geometry.index !== null ? geometry.index : undefined;\n\t\tconst attributes = geometry.attributes;\n\n\t\tif ( attributes.position === undefined ) {\n\n\t\t\tconsole.error( 'THREE.Geometry.fromBufferGeometry(): Position attribute required for conversion.' );\n\t\t\treturn this;\n\n\t\t}\n\n\t\tconst position = attributes.position;\n\t\tconst normal = attributes.normal;\n\t\tconst color = attributes.color;\n\t\tconst uv = attributes.uv;\n\t\tconst uv2 = attributes.uv2;\n\n\t\tif ( uv2 !== undefined ) this.faceVertexUvs[ 1 ] = [];\n\n\t\tfor ( let i = 0; i < position.count; i ++ ) {\n\n\t\t\tscope.vertices.push( new Vector3().fromBufferAttribute( position, i ) );\n\n\t\t\tif ( color !== undefined ) {\n\n\t\t\t\tscope.colors.push( new Color().fromBufferAttribute( color, i ) );\n\n\t\t\t}\n\n\t\t}\n\n\t\tfunction addFace( a, b, c, materialIndex ) {\n\n\t\t\tconst vertexColors = ( color === undefined ) ? [] : [\n\t\t\t\tscope.colors[ a ].clone(),\n\t\t\t\tscope.colors[ b ].clone(),\n\t\t\t\tscope.colors[ c ].clone()\n\t\t\t];\n\n\t\t\tconst vertexNormals = ( normal === undefined ) ? [] : [\n\t\t\t\tnew Vector3().fromBufferAttribute( normal, a ),\n\t\t\t\tnew Vector3().fromBufferAttribute( normal, b ),\n\t\t\t\tnew Vector3().fromBufferAttribute( normal, c )\n\t\t\t];\n\n\t\t\tconst face = new Face3( a, b, c, vertexNormals, vertexColors, materialIndex );\n\n\t\t\tscope.faces.push( face );\n\n\t\t\tif ( uv !== undefined ) {\n\n\t\t\t\tscope.faceVertexUvs[ 0 ].push( [\n\t\t\t\t\tnew Vector2().fromBufferAttribute( uv, a ),\n\t\t\t\t\tnew Vector2().fromBufferAttribute( uv, b ),\n\t\t\t\t\tnew Vector2().fromBufferAttribute( uv, c )\n\t\t\t\t] );\n\n\t\t\t}\n\n\t\t\tif ( uv2 !== undefined ) {\n\n\t\t\t\tscope.faceVertexUvs[ 1 ].push( [\n\t\t\t\t\tnew Vector2().fromBufferAttribute( uv2, a ),\n\t\t\t\t\tnew Vector2().fromBufferAttribute( uv2, b ),\n\t\t\t\t\tnew Vector2().fromBufferAttribute( uv2, c )\n\t\t\t\t] );\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst groups = geometry.groups;\n\n\t\tif ( groups.length > 0 ) {\n\n\t\t\tfor ( let i = 0; i < groups.length; i ++ ) {\n\n\t\t\t\tconst group = groups[ i ];\n\n\t\t\t\tconst start = group.start;\n\t\t\t\tconst count = group.count;\n\n\t\t\t\tfor ( let j = start, jl = start + count; j < jl; j += 3 ) {\n\n\t\t\t\t\tif ( index !== undefined ) {\n\n\t\t\t\t\t\taddFace( index.getX( j ), index.getX( j + 1 ), index.getX( j + 2 ), group.materialIndex );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\taddFace( j, j + 1, j + 2, group.materialIndex );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tif ( index !== undefined ) {\n\n\t\t\t\tfor ( let i = 0; i < index.count; i += 3 ) {\n\n\t\t\t\t\taddFace( index.getX( i ), index.getX( i + 1 ), index.getX( i + 2 ) );\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\tfor ( let i = 0; i < position.count; i += 3 ) {\n\n\t\t\t\t\taddFace( i, i + 1, i + 2 );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tthis.computeFaceNormals();\n\n\t\tif ( geometry.boundingBox !== null ) {\n\n\t\t\tthis.boundingBox = geometry.boundingBox.clone();\n\n\t\t}\n\n\t\tif ( geometry.boundingSphere !== null ) {\n\n\t\t\tthis.boundingSphere = geometry.boundingSphere.clone();\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tcenter: function () {\n\n\t\tthis.computeBoundingBox();\n\n\t\tthis.boundingBox.getCenter( _offset$1 ).negate();\n\n\t\tthis.translate( _offset$1.x, _offset$1.y, _offset$1.z );\n\n\t\treturn this;\n\n\t},\n\n\tnormalize: function () {\n\n\t\tthis.computeBoundingSphere();\n\n\t\tconst center = this.boundingSphere.center;\n\t\tconst radius = this.boundingSphere.radius;
109\n\n\t\tconst s = radius === 0 ? 1 : 1.0 / radius;\n\n\t\tconst matrix = new Matrix4();\n\t\tmatrix.set(\n\t\t\ts, 0, 0, - s * center.x,\n\t\t\t0, s, 0, - s * center.y,\n\t\t\t0, 0, s, - s * center.z,\n\t\t\t0, 0, 0, 1\n\t\t);\n\n\t\tthis.applyMatrix4( matrix );\n\n\t\treturn this;\n\n\t},\n\n\tcomputeFaceNormals: function () {\n\n\t\tconst cb = new Vector3(), ab = new Vector3();\n\n\t\tfor ( let f = 0, fl = this.faces.length; f < fl; f ++ ) {\n\n\t\t\tconst face = this.faces[ f ];\n\n\t\t\tconst vA = this.vertices[ face.a ];\n\t\t\tconst vB = this.vertices[ face.b ];\n\t\t\tconst vC = this.vertices[ face.c ];\n\n\t\t\tcb.subVectors( vC, vB );\n\t\t\tab.subVectors( vA, vB );\n\t\t\tcb.cross( ab );\n\n\t\t\tcb.normalize();\n\n\t\t\tface.normal.copy( cb );\n\n\t\t}\n\n\t},\n\n\tcomputeVertexNormals: function ( areaWeighted ) {\n\n\t\tif ( areaWeighted === undefined ) areaWeighted = true;\n\n\t\tconst vertices = new Array( this.vertices.length );\n\n\t\tfor ( let v = 0, vl = this.vertices.length; v < vl; v ++ ) {\n\n\t\t\tvertices[ v ] = new Vector3();\n\n\t\t}\n\n\t\tif ( areaWeighted ) {\n\n\t\t\t// vertex normals weighted by triangle areas\n\t\t\t// http://www.iquilezles.org/www/articles/normals/normals.htm\n\n\t\t\tconst cb = new Vector3(), ab = new Vector3();\n\n\t\t\tfor ( let f = 0, fl = this.faces.length; f < fl; f ++ ) {\n\n\t\t\t\tconst face = this.faces[ f ];\n\n\t\t\t\tconst vA = this.vertices[ face.a ];\n\t\t\t\tconst vB = this.vertices[ face.b ];\n\t\t\t\tconst vC = this.vertices[ face.c ];\n\n\t\t\t\tcb.subVectors( vC, vB );\n\t\t\t\tab.subVectors( vA, vB );\n\t\t\t\tcb.cross( ab );\n\n\t\t\t\tvertices[ face.a ].add( cb );\n\t\t\t\tvertices[ face.b ].add( cb );\n\t\t\t\tvertices[ face.c ].add( cb );\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tthis.computeFaceNormals();\n\n\t\t\tfor ( let f = 0, fl = this.faces.length; f < fl; f ++ ) {\n\n\t\t\t\tconst face = this.faces[ f ];\n\n\t\t\t\tvertices[ face.a ].add( face.normal );\n\t\t\t\tvertices[ face.b ].add( face.normal );\n\t\t\t\tvertices[ face.c ].add( face.normal );\n\n\t\t\t}\n\n\t\t}\n\n\t\tfor ( let v = 0, vl = this.vertices.length; v < vl; v ++ ) {\n\n\t\t\tvertices[ v ].normalize();\n\n\t\t}\n\n\t\tfor ( let f = 0, fl = this.faces.length; f < fl; f ++ ) {\n\n\t\t\tconst face = this.faces[ f ];\n\n\t\t\tconst vertexNormals = face.vertexNormals;\n\n\t\t\tif ( vertexNormals.length === 3 ) {\n\n\t\t\t\tvertexNormals[ 0 ].copy( vertices[ face.a ] );\n\t\t\t\tvertexNormals[ 1 ].copy( vertices[ face.b ] );\n\t\t\t\tvertexNormals[ 2 ].copy( vertices[ face.c ] );\n\n\t\t\t} else {\n\n\t\t\t\tvertexNormals[ 0 ] = vertices[ face.a ].clone();\n\t\t\t\tvertexNormals[ 1 ] = vertices[ face.b ].clone();\n\t\t\t\tvertexNormals[ 2 ] = vertices[ face.c ].clone();\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( this.faces.length > 0 ) {\n\n\t\t\tthis.normalsNeedUpdate = true;\n\n\t\t}\n\n\t},\n\n\tcomputeFlatVertexNormals: function () {\n\n\t\tthis.computeFaceNormals();\n\n\t\tfor ( let f = 0, fl = this.faces.length; f < fl; f ++ ) {\n\n\t\t\tconst face = this.faces[ f ];\n\n\t\t\tconst vertexNormals = face.vertexNormals;\n\n\t\t\tif ( vertexNormals.length === 3 ) {\n\n\t\t\t\tvertexNormals[ 0 ].copy( face.normal );\n\t\t\t\tvertexNormals[ 1 ].copy( face.normal );\n\t\t\t\tvertexNormals[ 2 ].copy( face.normal );\n\n\t\t\t} else {\n\n\t\t\t\tvertexNormals[ 0 ] = face.normal.clone();\n\t\t\t\tvertexNormals[ 1 ] = face.normal.clone();\n\t\t\t\tvertexNormals[ 2 ] = face.normal.clone();\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( this.faces.length > 0 ) {\n\n\t\t\tthis.normalsNeedUpdate = true;\n\n\t\t}\n\n\t},\n\n\tcomputeMorphNormals: function () {\n\n\t\t// save original normals\n\t\t// - create temp variables on first access\n\t\t// otherwise just copy (for faster repeated calls)\n\n\t\tfor ( let f = 0, fl = this.faces.length; f < fl; f ++ ) {\n\n\t\t\tconst face = this.faces[ f ];
109\n\n\t\t\tif ( ! face.__originalFaceNormal ) {\n\n\t\t\t\tface.__originalFaceNormal = face.normal.clone();\n\n\t\t\t} else {\n\n\t\t\t\tface.__originalFaceNormal.copy( face.normal );\n\n\t\t\t}\n\n\t\t\tif ( ! face.__originalVertexNormals ) face.__originalVertexNormals = [];\n\n\t\t\tfor ( let i = 0, il = face.vertexNormals.length; i < il; i ++ ) {\n\n\t\t\t\tif ( ! face.__originalVertexNormals[ i ] ) {\n\n\t\t\t\t\tface.__originalVertexNormals[ i ] = face.vertexNormals[ i ].clone();\n\n\t\t\t\t} else {\n\n\t\t\t\t\tface.__originalVertexNormals[ i ].copy( face.vertexNormals[ i ] );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\t// use temp geometry to compute face and vertex normals for each morph\n\n\t\tconst tmpGeo = new Geometry();\n\t\ttmpGeo.faces = this.faces;\n\n\t\tfor ( let i = 0, il = this.morphTargets.length; i < il; i ++ ) {\n\n\t\t\t// create on first access\n\n\t\t\tif ( ! this.morphNormals[ i ] ) {\n\n\t\t\t\tthis.morphNormals[ i ] = {};\n\t\t\t\tthis.morphNormals[ i ].faceNormals = [];\n\t\t\t\tthis.morphNormals[ i ].vertexNormals = [];\n\n\t\t\t\tconst dstNormalsFace = this.morphNormals[ i ].faceNormals;\n\t\t\t\tconst dstNormalsVertex = this.morphNormals[ i ].vertexNormals;\n\n\t\t\t\tfor ( let f = 0, fl = this.faces.length; f < fl; f ++ ) {\n\n\t\t\t\t\tconst faceNormal = new Vector3();\n\t\t\t\t\tconst vertexNormals = { a: new Vector3(), b: new Vector3(), c: new Vector3() };\n\n\t\t\t\t\tdstNormalsFace.push( faceNormal );\n\t\t\t\t\tdstNormalsVertex.push( vertexNormals );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tconst morphNormals = this.morphNormals[ i ];\n\n\t\t\t// set vertices to morph target\n\n\t\t\ttmpGeo.vertices = this.morphTargets[ i ].vertices;\n\n\t\t\t// compute morph normals\n\n\t\t\ttmpGeo.computeFaceNormals();\n\t\t\ttmpGeo.computeVertexNormals();\n\n\t\t\t// store morph normals\n\n\t\t\tfor ( let f = 0, fl = this.faces.length; f < fl; f ++ ) {\n\n\t\t\t\tconst face = this.faces[ f ];\n\n\t\t\t\tconst faceNormal = morphNormals.faceNormals[ f ];\n\t\t\t\tconst vertexNormals = morphNormals.vertexNormals[ f ];\n\n\t\t\t\tfaceNormal.copy( face.normal );\n\n\t\t\t\tvertexNormals.a.copy( face.vertexNormals[ 0 ] );\n\t\t\t\tvertexNormals.b.copy( face.vertexNormals[ 1 ] );\n\t\t\t\tvertexNormals.c.copy( face.vertexNormals[ 2 ] );\n\n\t\t\t}\n\n\t\t}\n\n\t\t// restore original normals\n\n\t\tfor ( let f = 0, fl = this.faces.length; f < fl; f ++ ) {\n\n\t\t\tconst face = this.faces[ f ];
109\n\n\t\t\tface.normal = face.__originalFaceNormal;\n\t\t\tface.vertexNormals = face.__originalVertexNormals;\n\n\t\t}\n\n\t},\n\n\tcomputeBoundingBox: function () {\n\n\t\tif ( this.boundingBox === null ) {\n\n\t\t\tthis.boundingBox = new Box3();\n\n\t\t}\n\n\t\tthis.boundingBox.setFromPoints( this.vertices );\n\n\t},\n\n\tcomputeBoundingSphere: function () {\n\n\t\tif ( this.boundingSphere === null ) {\n\n\t\t\tthis.boundingSphere = new Sphere();\n\n\t\t}\n\n\t\tthis.boundingSphere.setFromPoints( this.vertices );\n\n\t},\n\n\tmerge: function ( geometry, matrix, materialIndexOffset ) {\n\n\t\tif ( ! ( geometry && geometry.isGeometry ) ) {\n\n\t\t\tconsole.error( 'THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.', geometry );\n\t\t\treturn;\n\n\t\t}\n\n\t\tlet normalMatrix,\n\t\t\tvertexOffset = this.vertices.length,\n\t\t\tvertices1 = this.vertices,\n\t\t\tvertices2 = geometry.vertices,\n\t\t\tfaces1 = this.faces,\n\t\t\tfaces2 = geometry.faces,\n\t\t\tcolors1 = this.colors,\n\t\t\tcolors2 = geometry.colors;\n\n\t\tif ( materialIndexOffset === undefined ) materialIndexOffset = 0;\n\n\t\tif ( matrix !== undefined ) {\n\n\t\t\tnormalMatrix = new Matrix3().getNormalMatrix( matrix );\n\n\t\t}\n\n\t\t// vertices\n\n\t\tfor ( let i = 0, il = vertices2.length; i < il; i ++ ) {\n\n\t\t\tconst vertex = vertices2[ i ];\n\n\t\t\tconst vertexCopy = vertex.clone();\n\n\t\t\tif ( matrix !== undefined ) vertexCopy.applyMatrix4( matrix );\n\n\t\t\tvertices1.push( vertexCopy );\n\n\t\t}\n\n\t\t// colors\n\n\t\tfor ( let i = 0, il = colors2.length; i < il; i ++ ) {\n\n\t\t\tcolors1.push( colors2[ i ].clone() );\n\n\t\t}\n\n\t\t// faces\n\n\t\tfor ( let i = 0, il = faces2.length; i < il; i ++ ) {\n\n\t\t\tlet face = faces2[ i ], faceCopy, normal, color,\n\t\t\t\tfaceVertexNormals = face.vertexNormals,\n\t\t\t\tfaceVertexColors = face.vertexColors;\n\n\t\t\tfaceCopy = new Face3( face.a + vertexOffset, face.b + vertexOffset, face.c + vertexOffset );\n\t\t\tfaceCopy.normal.copy( face.normal );\n\n\t\t\tif ( normalMatrix !== undefined ) {\n\n\t\t\t\tfaceCopy.normal.applyMatrix3( normalMatrix ).normalize();\n\n\t\t\t}\n\n\t\t\tfor ( let j = 0, jl = faceVertexNormals.length; j < jl; j ++ ) {\n\n\t\t\t\tnormal = faceVertexNormals[ j ].clone();\n\n\t\t\t\tif ( normalMatrix !== undefined ) {\n\n\t\t\t\t\tnormal.applyMatrix3( normalMatrix ).normalize();\n\n\t\t\t\t}\n\n\t\t\t\tfaceCopy.vertexNormals.push( normal );\n\n\t\t\t}\n\n\t\t\tfaceCopy.color.copy( face.color );\n\n\t\t\tfor ( let j = 0, jl = faceVertexColors.length; j < jl; j ++ ) {\n\n\t\t\t\tcolor = faceVertexColors[ j ];\n\t\t\t\tfaceCopy.vertexColors.push( color.clone() );\n\n\t\t\t}\n\n\t\t\tfaceCopy.materialIndex = face.materialIndex + materialIndexOffset;\n\n\t\t\tfaces1.push( faceCopy );\n\n\t\t}\n\n\t\t// uvs\n\n\t\tfor ( let i = 0, il = geometry.faceVertexUvs.length; i < il; i ++ ) {\n\n\t\t\tconst faceVertexUvs2 = geometry.faceVertexUvs[ i ];\n\n\t\t\tif ( this.faceVertexUvs[ i ] === undefined ) this.faceVertexUvs[ i ] = [];\n\n\t\t\tfor ( let j = 0, jl = faceVertexUvs2.length; j < jl; j ++ ) {\n\n\t\t\t\tconst uvs2 = faceVertexUvs2[ j ], uvsCopy = [];\n\n\t\t\t\tfor ( let k = 0, kl = uvs2.length; k < kl; k ++ ) {\n\n\t\t\t\t\tuvsCopy.push( uvs2[ k ].clone() );\n\n\t\t\t\t}\n\n\t\t\t\tthis.faceVertexUvs[ i ].push( uvsCopy );\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\tmergeMesh: function ( mesh ) {\n\n\t\tif ( ! ( mesh && mesh.isMesh ) ) {\n\n\t\t\tconsole.error( 'THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.', mesh );\n\t\t\treturn;\n\n\t\t}\n\n\t\tif ( mesh.matrixAutoUpdate ) mesh.updateMatrix();\n\n\t\tthis.merge( mesh.geometry, mesh.matrix );\n\n\t},\n\n\t/*\n\t * Checks for duplicate vertices with hashmap.\n\t * Duplicated vertices are removed\n\t * and faces' vertices are updated.\n\t */\n\n\tmergeVertices: function () {\n\n\t\tconst verticesMap = {}; // Hashmap for looking up vertices by position coordinates (and making sure they are unique)\n\t\tconst unique = [], changes = [];\n\n\t\tconst precisionPoints = 4; // number of decimal points, e.g. 4 for epsilon of 0.0001\n\t\tconst precision = Math.pow( 10, precisionPoints );\n\n\t\tfor ( let i = 0, il = this.vertices.length; i < il; i ++ ) {\n\n\t\t\tconst v = this.vertices[ i ];\n\t\t\tconst key = Math.round( v.x * precision ) + '_' + Math.round( v.y * precision ) + '_' + Math.round( v.z * precision );\n\n\t\t\tif ( verticesMap[ key ] === undefined ) {\n\n\t\t\t\tverticesMap[ key ] = i;\n\t\t\t\tunique.push( this.vertices[ i ] );\n\t\t\t\tchanges[ i ] = unique.length - 1;\n\n\t\t\t} else {\n\n\t\t\t\t//console.log('Duplicate vertex found. ', i, ' could be using ', verticesMap[key]);\n\t\t\t\tchanges[ i ] = changes[ verticesMap[ key ] ];\n\n\t\t\t}\n\n\t\t}\n\n\n\t\t// if faces are completely degenerate after merging vertices, we\n\t\t// have to remove them from the geometry.\n\t\tconst faceIndicesToRemove = [];\n\n\t\tfor ( let i = 0, il = this.faces.length; i < il; i ++ ) {\n\n\t\t\tconst face = this.faces[ i ];\n\n\t\t\tface.a = changes[ face.a ];\n\t\t\tface.b = changes[ face.b ];\n\t\t\tface.c = changes[ face.c ];\n\n\t\t\tconst indices = [ face.a, face.b, face.c ];\n\n\t\t\t// if any duplicate vertices are found in a Face3\n\t\t\t// we have to remove the face as nothing can be saved\n\t\t\tfor ( let n = 0; n < 3; n ++ ) {\n\n\t\t\t\tif ( indices[ n ] === indices[ ( n + 1 ) % 3 ] ) {\n\n\t\t\t\t\tfaceIndicesToRemove.push( i );\n\t\t\t\t\tbreak;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tfor ( let i = faceIndicesToRemove.length - 1; i >= 0; i -- ) {\n\n\t\t\tconst idx = faceIndicesToRemove[ i ];\n\n\t\t\tthis.faces.splice( idx, 1 );\n\n\t\t\tfor ( let j = 0, jl = this.faceVertexUvs.length; j < jl; j ++ ) {\n\n\t\t\t\tthis.faceVertexUvs[ j ].splice( idx, 1 );\n\n\t\t\t}\n\n\t\t}\n\n\t\t// Use unique set of vertices\n\n\t\tconst diff = this.vertices.length - unique.length;\n\t\tthis.vertices = unique;\n\t\treturn diff;\n\n\t},\n\n\tsetFromPoints: function ( points ) {\n\n\t\tthis.vertices = [];\n\n\t\tfor ( let i = 0, l = points.length; i < l; i ++ ) {\n\n\t\t\tconst point = points[ i ];\n\t\t\tthis.vertices.push( new Vector3( point.x, point.y, point.z || 0 ) );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tsortFacesByMaterialIndex: function () {\n\n\t\tconst faces = this.faces;\n\t\tconst length = faces.length;\n\n\t\t// tag faces\n\n\t\tfor ( let i = 0; i < length; i ++ ) {\n\n\t\t\tfaces[ i ]._id = i;\n\n\t\t}
109\n\n\t\t// sort faces\n\n\t\tfunction materialIndexSort( a, b ) {\n\n\t\t\treturn a.materialIndex - b.materialIndex;\n\n\t\t}\n\n\t\tfaces.sort( materialIndexSort );\n\n\t\t// sort uvs\n\n\t\tconst uvs1 = this.faceVertexUvs[ 0 ];\n\t\tconst uvs2 = this.faceVertexUvs[ 1 ];\n\n\t\tlet newUvs1, newUvs2;\n\n\t\tif ( uvs1 && uvs1.length === length ) newUvs1 = [];\n\t\tif ( uvs2 && uvs2.length === length ) newUvs2 = [];\n\n\t\tfor ( let i = 0; i < length; i ++ ) {\n\n\t\t\tconst id = faces[ i ]._id;\n\n\t\t\tif ( newUvs1 ) newUvs1.push( uvs1[ id ] );\n\t\t\tif ( newUvs2 ) newUvs2.push( uvs2[ id ] );\n\n\t\t}\n\n\t\tif ( newUvs1 ) this.faceVertexUvs[ 0 ] = newUvs1;\n\t\tif ( newUvs2 ) this.faceVertexUvs[ 1 ] = newUvs2;\n\n\t},\n\n\ttoJSON: function () {\n\n\t\tconst data = {\n\t\t\tmetadata: {\n\t\t\t\tversion: 4.5,\n\t\t\t\ttype: 'Geometry',\n\t\t\t\tgenerator: 'Geometry.toJSON'\n\t\t\t}\n\t\t};\n\n\t\t// standard Geometry serialization\n\n\t\tdata.uuid = this.uuid;\n\t\tdata.type = this.type;\n\t\tif ( this.name !== '' ) data.name = this.name;\n\n\t\tif ( this.parameters !== undefined ) {\n\n\t\t\tconst parameters = this.parameters;\n\n\t\t\tfor ( const key in parameters ) {\n\n\t\t\t\tif ( parameters[ key ] !== undefined ) data[ key ] = parameters[ key ];\n\n\t\t\t}\n\n\t\t\treturn data;\n\n\t\t}\n\n\t\tconst vertices = [];\n\n\t\tfor ( let i = 0; i < this.vertices.length; i ++ ) {\n\n\t\t\tconst vertex = this.vertices[ i ];\n\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t}\n\n\t\tconst faces = [];\n\t\tconst normals = [];\n\t\tconst normalsHash = {};\n\t\tconst colors = [];\n\t\tconst colorsHash = {};\n\t\tconst uvs = [];\n\t\tconst uvsHash = {};\n\n\t\tfor ( let i = 0; i < this.faces.length; i ++ ) {\n\n\t\t\tconst face = this.faces[ i ];\n\n\t\t\tconst hasMaterial = true;\n\t\t\tconst hasFaceUv = false; // deprecated\n\t\t\tconst hasFaceVertexUv = this.faceVertexUvs[ 0 ][ i ] !== undefined;\n\t\t\tconst hasFaceNormal = face.normal.length() > 0;\n\t\t\tconst hasFaceVertexNormal = face.vertexNormals.length > 0;\n\t\t\tconst hasFaceColor = face.color.r !== 1 || face.color.g !== 1 || face.color.b !== 1;\n\t\t\tconst hasFaceVertexColor = face.vertexColors.length > 0;\n\n\t\t\tlet faceType = 0;\n\n\t\t\tfaceType = setBit( faceType, 0, 0 ); // isQuad\n\t\t\tfaceType = setBit( faceType, 1, hasMaterial );\n\t\t\tfaceType = setBit( faceType, 2, hasFaceUv );\n\t\t\tfaceType = setBit( faceType, 3, hasFaceVertexUv );\n\t\t\tfaceType = setBit( faceType, 4, hasFaceNormal );\n\t\t\tfaceType = setBit( faceType, 5, hasFaceVertexNormal );\n\t\t\tfaceType = setBit( faceType, 6, hasFaceColor );\n\t\t\tfaceType = setBit( faceType, 7, hasFaceVertexColor );\n\n\t\t\tfaces.push( faceType );\n\t\t\tfaces.push( face.a, face.b, face.c );\n\t\t\tfaces.push( face.materialIndex );\n\n\t\t\tif ( hasFaceVertexUv ) {\n\n\t\t\t\tconst faceVertexUvs = this.faceVertexUvs[ 0 ][ i ];\n\n\t\t\t\tfaces.push(\n\t\t\t\t\tgetUvIndex( faceVertexUvs[ 0 ] ),\n\t\t\t\t\tgetUvIndex( faceVertexUvs[ 1 ] ),\n\t\t\t\t\tgetUvIndex( faceVertexUvs[ 2 ] )\n\t\t\t\t);\n\n\t\t\t}\n\n\t\t\tif ( hasFaceNormal ) {\n\n\t\t\t\tfaces.push( getNormalIndex( face.normal ) );\n\n\t\t\t}\n\n\t\t\tif ( hasFaceVertexNormal ) {\n\n\t\t\t\tconst vertexNormals = face.vertexNormals;\n\n\t\t\t\tfaces.push(\n\t\t\t\t\tgetNormalIndex( vertexNormals[ 0 ] ),\n\t\t\t\t\tgetNormalIndex( vertexNormals[ 1 ] ),\n\t\t\t\t\tgetNormalIndex( vertexNormals[ 2 ] )\n\t\t\t\t);\n\n\t\t\t}\n\n\t\t\tif ( hasFaceColor ) {\n\n\t\t\t\tfaces.push( getColorIndex( face.color ) );\n\n\t\t\t}\n\n\t\t\tif ( hasFaceVertexColor ) {\n\n\t\t\t\tconst vertexColors = face.vertexColors;\n\n\t\t\t\tfaces.push(\n\t\t\t\t\tgetColorIndex( vertexColors[ 0 ] ),\n\t\t\t\t\tgetColorIndex( vertexColors[ 1 ] ),\n\t\t\t\t\tgetColorIndex( vertexColors[ 2 ] )\n\t\t\t\t);\n\n\t\t\t}\n\n\t\t}\n\n\t\tfunction setBit( value, position, enabled ) {\n\n\t\t\treturn enabled ? value | ( 1 << position ) : value & ( ~ ( 1 << position ) );\n\n\t\t}\n\n\t\tfunction getNormalIndex( normal ) {\n\n\t\t\tconst hash = normal.x.toString() + normal.y.toString() + normal.z.toString();\n\n\t\t\tif ( normalsHash[ hash ] !== undefined ) {\n\n\t\t\t\treturn normalsHash[ hash ];\n\n\t\t\t}\n\n\t\t\tnormalsHash[ hash ] = normals.length / 3;\n\t\t\tnormals.push( normal.x, normal.y, normal.z );\n\n\t\t\treturn normalsHash[ hash ];\n\n\t\t}\n\n\t\tfunction getColorIndex( color ) {\n\n\t\t\tconst hash = color.r.toString() + color.g.toString() + color.b.toString();\n\n\t\t\tif ( colorsHash[ hash ] !== undefined ) {\n\n\t\t\t\treturn colorsHash[ hash ];\n\n\t\t\t}\n\n\t\t\tcolorsHash[ hash ] = colors.length;\n\t\t\tcolors.push( color.getHex() );\n\n\t\t\treturn colorsHash[ hash ];\n\n\t\t}\n\n\t\tfunction getUvIndex( uv ) {\n\n\t\t\tconst hash = uv.x.toString() + uv.y.toString();\n\n\t\t\tif ( uvsHash[ hash ] !== undefined ) {\n\n\t\t\t\treturn uvsHash[ hash ];\n\n\t\t\t}\n\n\t\t\tuvsHash[ hash ] = uvs.length / 2;\n\t\t\tuvs.push( uv.x, uv.y );\n\n\t\t\treturn uvsHash[ hash ];\n\n\t\t}\n\n\t\tdata.data = {};\n\n\t\tdata.data.vertices = vertices;\n\t\tdata.data.normals = normals;\n\t\tif ( colors.length > 0 ) data.data.colors = colors;\n\t\tif ( uvs.length > 0 ) data.data.uvs = [ uvs ]; // temporal backward compatibility\n\t\tdata.data.faces = faces;\n\n\t\treturn data;\n\n\t},\n\n\tclone: function () {\n\n\t\t/*\n\t\t // Handle primitives\n\n\t\t const parameters = this.parameters;\n\n\t\t if ( parameters !== undefined ) {\n\n\t\t const values = [];\n\n\t\t for ( const key in parameters ) {\n\n\t\t values.push( parameters[ key ] );\n\n\t\t }\n\n\t\t const geometry = Object.create( this.constructor.prototype );\n\t\t this.constructor.apply( geometry, values );\n\t\t return geometry;\n\n\t\t }\n\n\t\t return new this.constructor().copy( this );\n\t\t */\n\n\t\treturn new Geometry().copy( this );\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\t// reset\n\n\t\tthis.vertices = [];\n\t\tthis.colors = [];\n\t\tthis.faces = [];\n\t\tthis.faceVertexUvs = [[]];\n\t\tthis.morphTargets = [];\n\t\tthis.morphNormals = [];\n\t\tthis.skinWeights = [];\n\t\tthis.skinIndices = [];\n\t\tthis.lineDistances = [];\n\t\tthis.boundingBox = null;\n\t\tthis.boundingSphere = null;\n\n\t\t// name\n\n\t\tthis.name = source.name;\n\n\t\t// vertices\n\n\t\tconst vertices = source.vertices;\n\n\t\tfor ( let i = 0, il = vertices.length; i < il; i ++ ) {\n\n\t\t\tthis.vertices.push( vertices[ i ].clone() );\n\n\t\t}\n\n\t\t// colors\n\n\t\tconst colors = source.colors;\n\n\t\tfor ( let i = 0, il = colors.length; i < il; i ++ ) {\n\n\t\t\tthis.colors.push( colors[ i ].clone() );\n\n\t\t}\n\n\t\t// faces\n\n\t\tconst faces = source.faces;\n\n\t\tfor ( let i = 0, il = faces.length; i < il; i ++ ) {\n\n\t\t\tthis.faces.push( faces[ i ].clone() );\n\n\t\t}\n\n\t\t// face vertex uvs\n\n\t\tfor ( let i = 0, il = source.faceVertexUvs.length; i < il; i ++ ) {\n\n\t\t\tconst faceVertexUvs = source.faceVertexUvs[ i ];\n\n\t\t\tif ( this.faceVertexUvs[ i ] === undefined ) {\n\n\t\t\t\tthis.faceVertexUvs[ i ] = [];\n\n\t\t\t}\n\n\t\t\tfor ( let j = 0, jl = faceVertexUvs.length; j < jl; j ++ ) {\n\n\t\t\t\tconst uvs = faceVertexUvs[ j ], uvsCopy = [];\n\n\t\t\t\tfor ( let k = 0, kl = uvs.length; k < kl; k ++ ) {\n\n\t\t\t\t\tconst uv = uvs[ k ];\n\n\t\t\t\t\tuvsCopy.push( uv.clone() );\n\n\t\t\t\t}\n\n\t\t\t\tthis.faceVertexUvs[ i ].push( uvsCopy );\n\n\t\t\t}\n\n\t\t}\n\n\t\t// morph targets\n\n\t\tconst morphTargets = source.morphTargets;\n\n\t\tfor ( let i = 0, il = morphTargets.length; i < il; i ++ ) {\n\n\t\t\tconst morphTarget = {};\n\t\t\tmorphTarget.name = morphTargets[ i ].name;\n\n\t\t\t// vertices\n\n\t\t\tif ( morphTargets[ i ].vertices !== undefined ) {\n\n\t\t\t\tmorphTarget.vertices = [];\n\n\t\t\t\tfor ( let j = 0, jl = morphTargets[ i ].vertices.length; j < jl; j ++ ) {\n\n\t\t\t\t\tmorphTarget.vertices.push( morphTargets[ i ].vertices[ j ].clone() );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\t// normals\n\n\t\t\tif ( morphTargets[ i ].normals !== undefined ) {\n\n\t\t\t\tmorphTarget.normals = [];\n\n\t\t\t\tfor ( let j = 0, jl = morphTargets[ i ].normals.length; j < jl; j ++ ) {\n\n\t\t\t\t\tmorphTarget.normals.push( morphTargets[ i ].normals[ j ].clone() );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tthis.morphTargets.push( morphTarget );\n\n\t\t}\n\n\t\t// morph normals\n\n\t\tconst morphNormals = source.morphNormals;\n\n\t\tfor ( let i = 0, il = morphNormals.length; i < il; i ++ ) {\n\n\t\t\tconst morphNormal = {};\n\n\t\t\t// vertex normals\n\n\t\t\tif ( morphNormals[ i ].vertexNormals !== undefined ) {\n\n\t\t\t\tmorphNormal.vertexNormals = [];\n\n\t\t\t\tfor ( let j = 0, jl = morphNormals[ i ].vertexNormals.length; j < jl; j ++ ) {\n\n\t\t\t\t\tconst srcVertexNormal = morphNormals[ i ].vertexNormals[ j ];\n\t\t\t\t\tconst destVertexNormal = {};\n\n\t\t\t\t\tdestVertexNormal.a = srcVertexNormal.a.clone();\n\t\t\t\t\tdestVertexNormal.b = srcVertexNormal.b.clone();\n\t\t\t\t\tdestVertexNormal.c = srcVertexNormal.c.clone();\n\n\t\t\t\t\tmorphNormal.vertexNormals.push( destVertexNormal );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\t// face normals\n\n\t\t\tif ( morphNormals[ i ].faceNormals !== undefined ) {\n\n\t\t\t\tmorphNormal.faceNormals = [];\n\n\t\t\t\tfor ( let j = 0, jl = morphNormals[ i ].faceNormals.length; j < jl; j ++ ) {\n\n\t\t\t\t\tmorphNormal.faceNormals.push( morphNormals[ i ].faceNormals[ j ].clone() );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tthis.morphNormals.push( morphNormal );\n\n\t\t}\n\n\t\t// skin weights\n\n\t\tconst skinWeights = source.skinWeights;\n\n\t\tfor ( let i = 0, il = skinWeights.length; i < il; i ++ ) {\n\n\t\t\tthis.skinWeights.push( skinWeights[ i ].clone() );\n\n\t\t}\n\n\t\t// skin indices\n\n\t\tconst skinIndices = source.skinIndices;\n\n\t\tfor ( let i = 0, il = skinIndices.length; i < il; i ++ ) {\n\n\t\t\tthis.skinIndices.push( skinIndices[ i ].clone() );\n\n\t\t}\n\n\t\t// line distances\n\n\t\tconst lineDistances = source.lineDistances;\n\n\t\tfor ( let i = 0, il = lineDistances.length; i < il; i ++ ) {\n\n\t\t\tthis.lineDistances.push( lineDistances[ i ] );\n\n\t\t}\n\n\t\t// bounding box\n\n\t\tconst boundingBox = source.boundingBox;\n\n\t\tif ( boundingBox !== null ) {\n\n\t\t\tthis.boundingBox = boundingBox.clone();\n\n\t\t}\n\n\t\t// bounding sphere\n\n\t\tconst boundingSphere = source.boundingSphere;\n\n\t\tif ( boundingSphere !== null ) {\n\n\t\t\tthis.boundingSphere = boundingSphere.clone();\n\n\t\t}\n\n\t\t// update flags\n\n\t\tthis.elementsNeedUpdate = source.elementsNeedUpdate;\n\t\tthis.verticesNeedUpdate = source.verticesNeedUpdate;\n\t\tthis.uvsNeedUpdate = source.uvsNeedUpdate;\n\t\tthis.normalsNeedUpdate = source.normalsNeedUpdate;\n\t\tthis.colorsNeedUpdate = source.colorsNeedUpdate;\n\t\tthis.lineDistancesNeedUpdate = source.lineDistancesNeedUpdate;\n\t\tthis.groupsNeedUpdate = source.groupsNeedUpdate;\n\n\t\treturn this;\n\n\t},\n\n\tdispose: function () {\n\n\t\tthis.dispatchEvent( { type: 'dispose' } );\n\n\t}\n\n} );\n\n// BoxGeometry\n\nclass BoxGeometry extends Geometry {\n\n\tconstructor( width, height, depth, widthSegments, heightSegments, depthSegments ) {\n\n\t\tsuper();\n\n\t\tthis.type = 'BoxGeometry';\n\n\t\tthis.parameters = {\n\t\t\twidth: width,\n\t\t\theight: height,\n\t\t\tdepth: depth,\n\t\t\twidthSegments: widthSegments,\n\t\t\theightSegments: heightSegments,\n\t\t\tdepthSegments: depthSegments\n\t\t};\n\n\t\tthis.fromBufferGeometry( new BoxBufferGeometry( width, height, depth, widthSegments, heightSegments, depthSegments ) );\n\t\tthis.mergeVertices();\n\n\t}\n\n}\n\n// BoxBufferGeometry\n\nclass BoxBufferGeometry extends BufferGeometry {\n\n\tconstructor( width = 1, height = 1, depth = 1, widthSegments = 1, heightSegments = 1, depthSegments = 1 ) {\n\n\t\tsuper();\n\n\t\tthis.type = 'BoxBufferGeometry';\n\n\t\tthis.parameters = {\n\t\t\twidth: width,\n\t\t\theight: height,\n\t\t\tdepth: depth,\n\t\t\twidthSegments: widthSegments,\n\t\t\theightSegments: heightSegments,\n\t\t\tdepthSegments: depthSegments\n\t\t};\n\n\t\tconst scope = this;\n\n\t\t// segments\n\n\t\twidthSegments = Math.floor( widthSegments );\n\t\theightSegments = Math.floor( heightSegments );\n\t\tdepthSegments = Math.floor( depthSegments );\n\n\t\t// buffers\n\n\t\tconst indices = [];\n\t\tconst vertices = [];\n\t\tconst normals = [];\n\t\tconst uvs = [];\n\n\t\t// helper variables\n\n\t\tlet numberOfVertices = 0;\n\t\tlet groupStart = 0;\n\n\t\t// build each side of the box geometry\n\n\t\tbuildPlane( 'z', 'y', 'x', - 1, - 1, depth, height, width, depthSegments, heightSegments, 0 ); // px\n\t\tbuildPlane( 'z', 'y', 'x', 1, - 1, depth, height, - width, depthSegments, heightSegments, 1 ); // nx\n\t\tbuildPlane( 'x', 'z', 'y', 1, 1, width, depth, height, widthSegments, depthSegments, 2 ); // py\n\t\tbuildPlane( 'x', 'z', 'y', 1, - 1, width, depth, - height, widthSegments, depthSegments, 3 ); // ny\n\t\tbuildPlane( 'x', 'y', 'z', 1, - 1, width, height, depth, widthSegments, heightSegments, 4 ); // pz\n\t\tbuildPlane( 'x', 'y', 'z', - 1, - 1, width, height, - depth, widthSegments, heightSegments, 5 ); // nz\n\n\t\t// build geometry\n\n\t\tthis.setIndex( indices );\n\t\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );
109\n\t\tthis.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) );\n\t\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) );\n\n\t\tfunction buildPlane( u, v, w, udir, vdir, width, height, depth, gridX, gridY, materialIndex ) {\n\n\t\t\tconst segmentWidth = width / gridX;\n\t\t\tconst segmentHeight = height / gridY;\n\n\t\t\tconst widthHalf = width / 2;\n\t\t\tconst heightHalf = height / 2;\n\t\t\tconst depthHalf = depth / 2;\n\n\t\t\tconst gridX1 = gridX + 1;\n\t\t\tconst gridY1 = gridY + 1;\n\n\t\t\tlet vertexCounter = 0;\n\t\t\tlet groupCount = 0;\n\n\t\t\tconst vector = new Vector3();\n\n\t\t\t// generate vertices, normals and uvs\n\n\t\t\tfor ( let iy = 0; iy < gridY1; iy ++ ) {\n\n\t\t\t\tconst y = iy * segmentHeight - heightHalf;\n\n\t\t\t\tfor ( let ix = 0; ix < gridX1; ix ++ ) {\n\n\t\t\t\t\tconst x = ix * segmentWidth - widthHalf;\n\n\t\t\t\t\t// set values to correct vector component\n\n\t\t\t\t\tvector[ u ] = x * udir;\n\t\t\t\t\tvector[ v ] = y * vdir;\n\t\t\t\t\tvector[ w ] = depthHalf;\n\n\t\t\t\t\t// now apply vector to vertex buffer\n\n\t\t\t\t\tvertices.push( vector.x, vector.y, vector.z );\n\n\t\t\t\t\t// set values to correct vector component\n\n\t\t\t\t\tvector[ u ] = 0;\n\t\t\t\t\tvector[ v ] = 0;\n\t\t\t\t\tvector[ w ] = depth > 0 ? 1 : - 1;\n\n\t\t\t\t\t// now apply vector to normal buffer\n\n\t\t\t\t\tnormals.push( vector.x, vector.y, vector.z );\n\n\t\t\t\t\t// uvs\n\n\t\t\t\t\tuvs.push( ix / gridX );\n\t\t\t\t\tuvs.push( 1 - ( iy / gridY ) );\n\n\t\t\t\t\t// counters\n\n\t\t\t\t\tvertexCounter += 1;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\t// indices\n\n\t\t\t// 1. you need three indices to draw a single face\n\t\t\t// 2. a single segment consists of two faces\n\t\t\t// 3. so we need to generate six (2*3) indices per segment\n\n\t\t\tfor ( let iy = 0; iy < gridY; iy ++ ) {\n\n\t\t\t\tfor ( let ix = 0; ix < gridX; ix ++ ) {\n\n\t\t\t\t\tconst a = numberOfVertices + ix + gridX1 * iy;\n\t\t\t\t\tconst b = numberOfVertices + ix + gridX1 * ( iy + 1 );\n\t\t\t\t\tconst c = numberOfVertices + ( ix + 1 ) + gridX1 * ( iy + 1 );\n\t\t\t\t\tconst d = numberOfVertices + ( ix + 1 ) + gridX1 * iy;\n\n\t\t\t\t\t// faces\n\n\t\t\t\t\tindices.push( a, b, d );\n\t\t\t\t\tindices.push( b, c, d );\n\n\t\t\t\t\t// increase counter\n\n\t\t\t\t\tgroupCount += 6;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\t// add a group to the geometry. this will ensure multi material support\n\n\t\t\tscope.addGroup( groupStart, groupCount, materialIndex );\n\n\t\t\t// calculate new start value for groups\n\n\t\t\tgroupStart += groupCount;\n\n\t\t\t// update total number of vertices\n\n\t\t\tnumberOfVertices += vertexCounter;\n\n\t\t}\n\n\t}\n\n}\n\n/**\n * Uniform Utilities\n */\n\nfunction cloneUniforms( src ) {\n\n\tconst dst = {};\n\n\tfor ( const u in src ) {\n\n\t\tdst[ u ] = {};\n\n\t\tfor ( const p in src[ u ] ) {\n\n\t\t\tconst property = src[ u ][ p ];
109\n\n\t\t\tif ( property && ( property.isColor ||\n\t\t\t\tproperty.isMatrix3 || property.isMatrix4 ||\n\t\t\t\tproperty.isVector2 || property.isVector3 || property.isVector4 ||\n\t\t\t\tproperty.isTexture ) ) {\n\n\t\t\t\tdst[ u ][ p ] = property.clone();\n\n\t\t\t} else if ( Array.isArray( property ) ) {\n\n\t\t\t\tdst[ u ][ p ] = property.slice();\n\n\t\t\t} else {\n\n\t\t\t\tdst[ u ][ p ] = property;\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\treturn dst;\n\n}\n\nfunction mergeUniforms( uniforms ) {\n\n\tconst merged = {};\n\n\tfor ( let u = 0; u < uniforms.length; u ++ ) {\n\n\t\tconst tmp = cloneUniforms( uniforms[ u ] );\n\n\t\tfor ( const p in tmp ) {\n\n\t\t\tmerged[ p ] = tmp[ p ];\n\n\t\t}\n\n\t}\n\n\treturn merged;\n\n}\n\n// Legacy\n\nconst UniformsUtils = { clone: cloneUniforms, merge: mergeUniforms };\n\nvar default_vertex = \"void main() {\\n\\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\\n}\";\n\nvar default_fragment = \"void main() {\\n\\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\\n}\";\n\n/**\n * parameters = {\n * defines: { \"label\" : \"value\" },\n * uniforms: { \"parameter1\": { value: 1.0 }, \"parameter2\": { value2: 2 } },\n *\n * fragmentShader: <string>,\n * vertexShader: <string>,\n *\n * wireframe: <boolean>,\n * wireframeLinewidth: <float>,\n *\n * lights: <bool>,\n *\n * skinning: <bool>,\n * morphTargets: <bool>,\n * morphNormals: <bool>\n * }\n */\n\nfunction ShaderMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.type = 'ShaderMaterial';\n\n\tthis.defines = {};\n\tthis.uniforms = {};\n\n\tthis.vertexShader = default_vertex;\n\tthis.fragmentShader = default_fragment;\n\n\tthis.linewidth = 1;\n\n\tthis.wireframe = false;\n\tthis.wireframeLinewidth = 1;\n\n\tthis.fog = false; // set to use scene fog\n\tthis.lights = false; // set to use scene lights\n\tthis.clipping = false; // set to use user-defined clipping planes\n\n\tthis.skinning = false; // set to use skinning attribute streams\n\tthis.morphTargets = false; // set to use morph targets\n\tthis.morphNormals = false; // set to use morph normals\n\n\tthis.extensions = {\n\t\tderivatives: false, // set to use derivatives\n\t\tfragDepth: false, // set to use fragment depth values\n\t\tdrawBuffers: false, // set to use draw buffers\n\t\tshaderTextureLOD: false // set to use shader texture LOD\n\t};\n\n\t// When rendered geometry doesn't include these attributes but the material does,\n\t// use these default values in WebGL. This avoids errors when buffer data is missing.\n\tthis.defaultAttributeValues = {\n\t\t'color': [ 1, 1, 1 ],\n\t\t'uv': [ 0, 0 ],\n\t\t'uv2': [ 0, 0 ]\n\t};\n\n\tthis.index0AttributeName = undefined;\n\tthis.uniformsNeedUpdate = false;\n\n\tif ( parameters !== undefined ) {\n\n\t\tif ( parameters.attributes !== undefined ) {\n\n\t\t\tconsole.error( 'THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead.' );\n\n\t\t}\n\n\t\tthis.setValues( parameters );\n\n\t}\n\n}\n\nShaderMaterial.prototype = Object.create( Material.prototype );\nShaderMaterial.prototype.constructor = ShaderMaterial;\n\nShaderMaterial.prototype.isShaderMaterial = true;\n\nShaderMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.fragmentShader = source.fragmentShader;\n\tthis.vertexShader = source.vertexShader;\n\n\tthis.uniforms = cloneUniforms( source.uniforms );\n\n\tthis.defines = Object.assign( {}, source.defines );\n\n\tthis.wireframe = source.wireframe;\n\tthis.wireframeLinewidth = source.wireframeLinewidth;\n\n\tthis.lights = source.lights;\n\tthis.clipping = source.clipping;\n\n\tthis.skinning = source.skinning;\n\n\tthis.morphTargets = source.morphTargets;\n\tthis.morphNormals = source.morphNormals;\n\n\tthis.extensions = Object.assign( {}, source.extensions );\n\n\treturn this;\n\n};\n\nShaderMaterial.prototype.toJSON = function ( meta ) {\n\n\tconst data = Material.prototype.toJSON.call( this, meta );\n\n\tdata.uniforms = {};\n\n\tfor ( const name in this.uniforms ) {\n\n\t\tconst uniform = this.uniforms[ name ];\n\t\tconst value = uniform.value;\n\n\t\tif ( value && value.isTexture ) {\n\n\t\t\tdata.uniforms[ name ] = {\n\t\t\t\ttype: 't',\n\t\t\t\tvalue: value.toJSON( meta ).uuid\n\t\t\t};\n\n\t\t} else if ( value && value.isColor ) {\n\n\t\t\tdata.uniforms[ name ] = {\n\t\t\t\ttype: 'c',\n\t\t\t\tvalue: value.getHex()\n\t\t\t};\n\n\t\t} else if ( value && value.isVector2 ) {\n\n\t\t\tdata.uniforms[ name ] = {\n\t\t\t\ttype: 'v2',\n\t\t\t\tvalue: value.toArray()\n\t\t\t};\n\n\t\t} else if ( value && value.isVector3 ) {\n\n\t\t\tdata.uniforms[ name ] = {\n\t\t\t\ttype: 'v3',\n\t\t\t\tvalue: value.toArray()\n\t\t\t};\n\n\t\t} else if ( value && value.isVector4 ) {\n\n\t\t\tdata.uniforms[ name ] = {\n\t\t\t\ttype: 'v4',\n\t\t\t\tvalue: value.toArray()\n\t\t\t};\n\n\t\t} else if ( value && value.isMatrix3 ) {\n\n\t\t\tdata.uniforms[ name ] = {\n\t\t\t\ttype: 'm3',\n\t\t\t\tvalue: value.toArray()\n\t\t\t};\n\n\t\t} else if ( value && value.isMatrix4 ) {\n\n\t\t\tdata.uniforms[ name ] = {\n\t\t\t\ttype: 'm4',\n\t\t\t\tvalue: value.toArray()\n\t\t\t};\n\n\t\t} else {\n\n\t\t\tdata.uniforms[ name ] = {\n\t\t\t\tvalue: value\n\t\t\t};\n\n\t\t\t// note: the array variants v2v, v3v, v4v, m4v and tv are not supported so far\n\n\t\t}\n\n\t}\n\n\tif ( Object.keys( this.defines ).length > 0 ) data.defines = this.defines;\n\n\tdata.vertexShader = this.vertexShader;\n\tdata.fragmentShader = this.fragmentShader;\n\n\tconst extensions = {};\n\n\tfor ( const key in this.extensions ) {\n\n\t\tif ( this.extensions[ key ] === true ) extensions[ key ] = true;\n\n\t}\n\n\tif ( Object.keys( extensions ).length > 0 ) data.extensions = extensions;\n\n\treturn data;\n\n};\n\nfunction Camera() {\n\n\tObject3D.call( this );\n\n\tthis.type = 'Camera';\n\n\tthis.matrixWorldInverse = new Matrix4();\n\n\tthis.projectionMatrix = new Matrix4();\n\tthis.projectionMatrixInverse = new Matrix4();\n\n}\n\nCamera.prototype = Object.assign( Object.create( Object3D.prototype ), {\n\n\tconstructor: Camera,\n\n\tisCamera: true,\n\n\tcopy: function ( source, recursive ) {\n\n\t\tObject3D.prototype.copy.call( this, source, recursive );\n\n\t\tthis.matrixWorldInverse.copy( source.matrixWorldInverse );\n\n\t\tthis.projectionMatrix.copy( source.projectionMatrix );\n\t\tthis.projectionMatrixInverse.copy( source.projectionMatrixInverse );\n\n\t\treturn this;\n\n\t},\n\n\tgetWorldDirection: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.C
109amera: .getWorldDirection() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\tthis.updateMatrixWorld( true );\n\n\t\tconst e = this.matrixWorld.elements;\n\n\t\treturn target.set( - e[ 8 ], - e[ 9 ], - e[ 10 ] ).normalize();\n\n\t},\n\n\tupdateMatrixWorld: function ( force ) {\n\n\t\tObject3D.prototype.updateMatrixWorld.call( this, force );\n\n\t\tthis.matrixWorldInverse.getInverse( this.matrixWorld );\n\n\t},\n\n\tupdateWorldMatrix: function ( updateParents, updateChildren ) {\n\n\t\tObject3D.prototype.updateWorldMatrix.call( this, updateParents, updateChildren );\n\n\t\tthis.matrixWorldInverse.getInverse( this.matrixWorld );\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t}\n\n} );\n\nfunction PerspectiveCamera( fov, aspect, near, far ) {\n\n\tCamera.call( this );\n\n\tthis.type = 'PerspectiveCamera';\n\n\tthis.fov = fov !== undefined ? fov : 50;\n\tthis.zoom = 1;\n\n\tthis.near = near !== undefined ? near : 0.1;\n\tthis.far = far !== undefined ? far : 2000;\n\tthis.focus = 10;\n\n\tthis.aspect = aspect !== undefined ? aspect : 1;\n\tthis.view = null;\n\n\tthis.filmGauge = 35;\t// width of the film (default in millimeters)\n\tthis.filmOffset = 0;\t// horizontal film offset (same unit as gauge)\n\n\tthis.updateProjectionMatrix();\n\n}\n\nPerspectiveCamera.prototype = Object.assign( Object.create( Camera.prototype ), {\n\n\tconstructor: PerspectiveCamera,\n\n\tisPerspectiveCamera: true,\n\n\tcopy: function ( source, recursive ) {\n\n\t\tCamera.prototype.copy.call( this, source, recursive );\n\n\t\tthis.fov = source.fov;\n\t\tthis.zoom = source.zoom;\n\n\t\tthis.near = source.near;\n\t\tthis.far = source.far;\n\t\tthis.focus = source.focus;\n\n\t\tthis.aspect = source.aspect;\n\t\tthis.view = source.view === null ? null : Object.assign( {}, source.view );\n\n\t\tthis.filmGauge = source.filmGauge;\n\t\tthis.filmOffset = source.filmOffset;\n\n\t\treturn this;\n\n\t},\n\n\t/**\n\t * Sets the FOV by focal length in respect to the current .filmGauge.\n\t *\n\t * The default film gauge is 35, so that the focal length can be specified for\n\t * a 35mm (full frame) camera.\n\t *\n\t * Values for focal length and film gauge must have the same unit.\n\t */\n\tsetFocalLength: function ( focalLength ) {\n\n\t\t// see http://www.bobatkins.com/photography/technical/field_of_view.html\n\t\tconst vExtentSlope = 0.5 * this.getFilmHeight() / focalLength;\n\n\t\tthis.fov = MathUtils.RAD2DEG * 2 * Math.atan( vExtentSlope );\n\t\tthis.updateProjectionMatrix();\n\n\t},\n\n\t/**\n\t * Calculates the focal length from the current .fov and .filmGauge.\n\t */\n\tgetFocalLength: function () {\n\n\t\tconst vExtentSlope = Math.tan( MathUtils.DEG2RAD * 0.5 * this.fov );\n\n\t\treturn 0.5 * this.getFilmHeight() / vExtentSlope;\n\n\t},\n\n\tgetEffectiveFOV: function () {\n\n\t\treturn MathUtils.RAD2DEG * 2 * Math.atan(\n\t\t\tMath.tan( MathUtils.DEG2RAD * 0.5 * this.fov ) / this.zoom );\n\n\t},\n\n\tgetFilmWidth: function () {\n\n\t\t// film not completely covered in portrait format (aspect < 1)\n\t\treturn this.filmGauge * Math.min( this.aspect, 1 );\n\n\t},\n\n\tgetFilmHeight: function () {\n\n\t\t// film not completely covered in landscape format (aspect > 1)\n\t\treturn this.filmGauge / Math.max( this.aspect, 1 );\n\n\t},\n\n\t/**\n\t * Sets an offset in a larger frustum. This is useful for multi-window or\n\t * multi-monitor/multi-machine setups.\n\t *\n\t * For example, if you have 3x2 monitors and each monitor is 1920x1080 and\n\t * the monitors are in grid like this\n\t *\n\t * +---+---+---+\n\t * | A | B | C |\n\t * +---+---+---+\n\t * | D | E | F |\n\t * +---+---+---+\n\t *\n\t * then for each monitor you would call it like this\n\t *\n\t * const w = 1920;\n\t * const h = 1080;\n\t * const fullWidth = w * 3;\n\t * const fullHeight = h * 2;\n\t *\n\t * --A--\n\t * camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 0, w, h );\n\t * --B--\n\t * camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 0, w, h );\n\t * --C--\n\t * camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 0, w, h );\n\t * --D--\n\t * camera.setViewOffset( fullWidth, fullHeight, w * 0, h * 1, w, h );\n\t * --E--\n\t * camera.setViewOffset( fullWidth, fullHeight, w * 1, h * 1, w, h );\n\t * --F--\n\t * camera.setViewOffset( fullWidth, fullHeight, w * 2, h * 1, w, h );\n\t *\n\t * Note there is no reason monitors have to be the same size or in a grid.\n\t */\n\tsetViewOffset: function ( fullWidth, fullHeight, x, y, width, height ) {\n\n\t\tthis.aspect = fullWidth / fullHeight;\n\n\t\tif ( this.view === null ) {\n\n\t\t\tthis.view = {\n\t\t\t\tenabled: true,\n\t\t\t\tfullWidth: 1,\n\t\t\t\tfullHeight: 1,\n\t\t\t\toffsetX: 0,\n\t\t\t\toffsetY: 0,\n\t\t\t\twidth: 1,\n\t\t\t\theight: 1\n\t\t\t};\n\n\t\t}\n\n\t\tthis.view.enabled = true;\n\t\tthis.view.fullWidth = fullWidth;\n\t\tthis.view.fullHeight = fullHeight;\n\t\tthis.view.offsetX = x;\n\t\tthis.view.offsetY = y;\n\t\tthis.view.width = width;\n\t\tthis.view.height = height;\n\n\t\tthis.updateProjectionMatrix();\n\n\t},\n\n\tclearViewOffset: function () {\n\n\t\tif ( this.view !== null ) {\n\n\t\t\tthis.view.enabled = false;\n\n\t\t}\n\n\t\tthis.updateProjectionMatrix();\n\n\t},\n\n\tupdateProjectionMatrix: function () {\n\n\t\tlet near = this.near,\n\t\t\ttop = near * Math.tan( MathUtils.DEG2RAD * 0.5 * this.fov ) / this.zoom,\n\t\t\theight = 2 * top,\
109n\t\t\twidth = this.aspect * height,\n\t\t\tleft = - 0.5 * width,\n\t\t\tview = this.view;\n\n\t\tif ( this.view !== null && this.view.enabled ) {\n\n\t\t\tconst fullWidth = view.fullWidth,\n\t\t\t\tfullHeight = view.fullHeight;\n\n\t\t\tleft += view.offsetX * width / fullWidth;\n\t\t\ttop -= view.offsetY * height / fullHeight;\n\t\t\twidth *= view.width / fullWidth;\n\t\t\theight *= view.height / fullHeight;\n\n\t\t}\n\n\t\tconst skew = this.filmOffset;\n\t\tif ( skew !== 0 ) left += near * skew / this.getFilmWidth();\n\n\t\tthis.projectionMatrix.makePerspective( left, left + width, top, top - height, near, this.far );\n\n\t\tthis.projectionMatrixInverse.getInverse( this.projectionMatrix );\n\n\t},\n\n\ttoJSON: function ( meta ) {\n\n\t\tconst data = Object3D.prototype.toJSON.call( this, meta );\n\n\t\tdata.object.fov = this.fov;\n\t\tdata.object.zoom = this.zoom;\n\n\t\tdata.object.near = this.near;\n\t\tdata.object.far = this.far;\n\t\tdata.object.focus = this.focus;\n\n\t\tdata.object.aspect = this.aspect;\n\n\t\tif ( this.view !== null ) data.object.view = Object.assign( {}, this.view );\n\n\t\tdata.object.filmGauge = this.filmGauge;\n\t\tdata.object.filmOffset = this.filmOffset;\n\n\t\treturn data;\n\n\t}\n\n} );\n\nconst fov = 90, aspect = 1;\n\nfunction CubeCamera( near, far, renderTarget ) {\n\n\tObject3D.call( this );\n\n\tthis.type = 'CubeCamera';\n\n\tif ( renderTarget.isWebGLCubeRenderTarget !== true ) {\n\n\t\tconsole.error( 'THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.' );\n\t\treturn;\n\n\t}\n\n\tthis.renderTarget = renderTarget;\n\n\tconst cameraPX = new PerspectiveCamera( fov, aspect, near, far );\n\tcameraPX.layers = this.layers;\n\tcameraPX.up.set( 0, - 1, 0 );\n\tcameraPX.lookAt( new Vector3( 1, 0, 0 ) );\n\tthis.add( cameraPX );\n\n\tconst cameraNX = new PerspectiveCamera( fov, aspect, near, far );\n\tcameraNX.layers = this.layers;\n\tcameraNX.up.set( 0, - 1, 0 );\n\tcameraNX.lookAt( new Vector3( - 1, 0, 0 ) );\n\tthis.add( cameraNX );\n\n\tconst cameraPY = new PerspectiveCamera( fov, aspect, near, far );\n\tcameraPY.layers = this.layers;\n\tcameraPY.up.set( 0, 0, 1 );\n\tcameraPY.lookAt( new Vector3( 0, 1, 0 ) );\n\tthis.add( cameraPY );\n\n\tconst cameraNY = new PerspectiveCamera( fov, aspect, near, far );\n\tcameraNY.layers = this.layers;\n\tcameraNY.up.set( 0, 0, - 1 );\n\tcameraNY.lookAt( new Vector3( 0, - 1, 0 ) );\n\tthis.add( cameraNY );\n\n\tconst cameraPZ = new PerspectiveCamera( fov, aspect, near, far );\n\tcameraPZ.layers = this.layers;\n\tcameraPZ.up.set( 0, - 1, 0 );\n\tcameraPZ.lookAt( new Vector3( 0, 0, 1 ) );\n\tthis.add( cameraPZ );\n\n\tconst cameraNZ = new PerspectiveCamera( fov, aspect, near, far );\n\tcameraNZ.layers = this.layers;\n\tcameraNZ.up.set( 0, - 1, 0 );\n\tcameraNZ.lookAt( new Vector3( 0, 0, - 1 ) );\n\tthis.add( cameraNZ );\n\n\tthis.update = function ( renderer, scene ) {\n\n\t\tif ( this.parent === null ) this.updateMatrixWorld();\n\n\t\tconst currentXrEnabled = renderer.xr.enabled;\n\t\tconst currentRenderTarget = renderer.getRenderTarget();\n\n\t\trenderer.xr.enabled = false;\n\n\t\tconst generateMipmaps = renderTarget.texture.generateMipmaps;\n\n\t\trenderTarget.texture.generateMipmaps = false;\n\n\t\trenderer.setRenderTarget( renderTarget, 0 );\n\t\trenderer.render( scene, cameraPX );\n\n\t\trenderer.setRenderTarget( renderTarget, 1 );\n\t\trenderer.render( scene, cameraNX );\n\n\t\trenderer.setRenderTarget( renderTarget, 2 );\n\t\trenderer.render( scene, cameraPY );\n\n\t\trenderer.setRenderTarget( renderTarget, 3 );\n\t\trenderer.render( scene, cameraNY );\n\n\t\trenderer.setRenderTarget( renderTarget, 4 );\n\t\trenderer.render( scene, cameraPZ );\n\n\t\trenderTarget.texture.generateMipmaps = generateMipmaps;\n\n\t\trenderer.setRenderTarget( renderTarget, 5 );\n\t\trenderer.render( scene, cameraNZ );\n\n\t\trenderer.setRenderTarget( currentRenderTarget );\n\n\t\trenderer.xr.enabled = currentXrEnabled;\n\n\t};\n\n\tthis.clear = function ( renderer, color, depth, stencil ) {\n\n\t\tconst currentRenderTarget = renderer.getRenderTarget();\n\n\t\tfor ( let i = 0; i < 6; i ++ ) {\n\n\t\t\trenderer.setRenderTarget( renderTarget, i );\n\n\t\t\trenderer.clear( color, depth, stencil );\n\n\t\t}\n\n\t\trenderer.setRenderTarget( currentRenderTarget );\n\n\t};\n\n}\n\nCubeCamera.prototype = Object.create( Object3D.prototype );\nCubeCamera.prototype.constructor = CubeCamera;
109\n\nfunction WebGLCubeRenderTarget( size, options, dummy ) {\n\n\tif ( Number.isInteger( options ) ) {\n\n\t\tconsole.warn( 'THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )' );\n\n\t\toptions = dummy;\n\n\t}\n\n\tWebGLRenderTarget.call( this, size, size, options );\n\n}\n\nWebGLCubeRenderTarget.prototype = Object.create( WebGLRenderTarget.prototype );\nWebGLCubeRenderTarget.prototype.constructor = WebGLCubeRenderTarget;\n\nWebGLCubeRenderTarget.prototype.isWebGLCubeRenderTarget = true;\n\nWebGLCubeRenderTarget.prototype.fromEquirectangularTexture = function ( renderer, texture ) {\n\n\tthis.texture.type = texture.type;\n\tthis.texture.format = RGBAFormat; // see #18859\n\tthis.texture.encoding = texture.encoding;\n\n\tthis.texture.generateMipmaps = texture.generateMipmaps;\n\tthis.texture.minFilter = texture.minFilter;\n\tthis.texture.magFilter = texture.magFilter;\n\n\tconst scene = new Scene();\n\n\tconst shader = {\n\n\t\tuniforms: {\n\t\t\ttEquirect: { value: null },\n\t\t},\n\n\t\tvertexShader: /* glsl */`\n\n\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t#include <begin_vertex>\n\t\t\t\t#include <project_vertex>\n\n\t\t\t}\n\t\t`,\n\n\t\tfragmentShader: /* glsl */`\n\n\t\t\tuniform sampler2D tEquirect;\n\n\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t}\n\t\t`\n\t};\n\n\tconst material = new ShaderMaterial( {\n\n\t\tname: 'CubemapFromEquirect',\n\n\t\tuniforms: cloneUniforms( shader.uniforms ),\n\t\tvertexShader: shader.vertexShader,\n\t\tfragmentShader: shader.fragmentShader,\n\t\tside: BackSide,\n\t\tblending: NoBlending\n\n\t} );\n\n\tmaterial.uniforms.tEquirect.value = texture;\n\n\tconst mesh = new Mesh( new BoxBufferGeometry( 5, 5, 5 ), material );\n\n\tscene.add( mesh );\n\n\tconst camera = new CubeCamera( 1, 10, this );\n\tcamera.update( renderer, scene );\n\n\tmesh.geometry.dispose();\n\tmesh.material.dispose();\n\n\treturn this;\n\n};\n\nfunction DataTexture( data, width, height, format, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, encoding ) {\n\n\tTexture.call( this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding );\n\n\tthis.image = { data: data || null, width: width || 1, height: height || 1 };\n\n\tthis.magFilter = magFilter !== undefined ? magFilter : NearestFilter;\n\tthis.minFilter = minFilter !== undefined ? minFilter : NearestFilter;\n\n\tthis.generateMipmaps = false;\n\tthis.flipY = false;\n\tthis.unpackAlignment = 1;\n\n\tthis.needsUpdate = true;\n\n}\n\nDataTexture.prototype = Object.create( Texture.prototype );\nDataTexture.prototype.constructor = DataTexture;\n\nDataTexture.prototype.isDataTexture = true;\n\nconst _sphere$1 = new Sphere();\nconst _vector$5 = new Vector3();\n\nfunction Frustum( p0, p1, p2, p3, p4, p5 ) {\n\n\tthis.planes = [\n\n\t\t( p0 !== undefined ) ? p0 : new Plane(),\n\t\t( p1 !== undefined ) ? p1 : new Plane(),\n\t\t( p2 !== undefined ) ? p2 : new Plane(),\n\t\t( p3 !== undefined ) ? p3 : new Plane(),\n\t\t( p4 !== undefined ) ? p4 : new Plane(),\n\t\t( p5 !== undefined ) ? p5 : new Plane()\n\n\t];\n\n}\n\nObject.assign( Frustum.prototype, {\n\n\tset: function ( p0, p1, p2, p3, p4, p5 ) {\n\n\t\tconst planes = this.planes;\n\n\t\tplanes[ 0 ].copy( p0 );\n\t\tplanes[ 1 ].copy( p1 );\n\t\tplanes[ 2 ].copy( p2 );\n\t\tplanes[ 3 ].copy( p3 );\n\t\tplanes[ 4 ].copy( p4 );\n\t\tplanes[ 5 ].copy( p5 );\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( frustum ) {\n\n\t\tconst planes = this.planes;\n\n\t\tfor ( let i = 0; i < 6; i ++ ) {\n\n\t\t\tplanes[ i ].copy( frustum.planes[ i ] );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tsetFromProjectionMatrix: function ( m ) {\n\n\t\tconst planes = this.planes;\n\t\tconst me = m.elements;\n\t\tconst me0 = me[ 0 ], me1 = me[ 1 ], me2 = me[ 2 ], me3 = me[ 3 ];\n\t\tconst me4 = me[ 4 ], me5 = me[ 5 ], me6 = me[ 6 ], me7 = me[ 7 ];\n\t\tconst me8 = me[ 8 ], me9 = me[ 9 ], me10 = me[ 10 ], me11 = me[ 11 ];\n\t\tconst me12 = me[ 12 ], me13 = me[ 13 ], me14 = me[ 14 ], me15 = me[ 15 ];\n\n\t\tplanes[ 0 ].setComponents( me3 - me0, me7 - me4, me11 - me8, me15 - me12 ).normalize();\n\t\tplanes[ 1 ].setComponents( me3 + me0, me7 + me4, me11 + me8, me15 + me12 ).normalize();\n\t\tplanes[ 2 ].setComponents( me3 + me1, me7 + me5, me11 + me9, me15 + me13 ).normalize();\n\t\tplanes[ 3 ].setComponents( me3 - me1, me7 - me5, me11 - me9, me15 - me13 ).normalize();\n\t\tplanes[ 4 ].setComponents( me3 - me2, me7 - me6, me11 - me10, me15 - me14 ).normalize();\n\t\tplanes[ 5 ].setComponents( me3 + me2, me7 + me6, me11 + me10, me15 + me14 ).normalize();\n\n\t\treturn this;\n\n\t},\n\n\tintersectsObject: function ( object ) {\n\n\t\tconst geometry = object.geometry;\n\n\t\tif ( geometry.boundingSphere === null ) geometry.computeBoundingSphere();\n\n\t\t_sphere$1.copy( geometry.boundingSphere ).applyMatrix4( object.matrixWorld );\n\n\t\treturn this.intersectsSphere( _sphere$1 );\n\n\t},\n\n\tintersectsSprite: function ( sprite ) {\n\n\t\t_sphere$1.center.set( 0, 0, 0 );\n\t\t_sphere$1.radius = 0.7071067811865476;\n\t\t_sphere$1.applyMatrix4( sprite.matrixWorld );\n\n\t\treturn this.intersectsSphere( _sphere$1 );\n\n\t},\n\n\tintersectsSphere: function ( sphere ) {\n\n\t\tconst planes = this.planes;\n\t\tconst center = sphere.center;\n\t\tconst negRadius = - sphere.radius;\n\n\t\tfor ( let i = 0; i < 6;
109 i ++ ) {\n\n\t\t\tconst distance = planes[ i ].distanceToPoint( center );\n\n\t\t\tif ( distance < negRadius ) {\n\n\t\t\t\treturn false;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn true;\n\n\t},\n\n\tintersectsBox: function ( box ) {\n\n\t\tconst planes = this.planes;\n\n\t\tfor ( let i = 0; i < 6; i ++ ) {\n\n\t\t\tconst plane = planes[ i ];\n\n\t\t\t// corner at max distance\n\n\t\t\t_vector$5.x = plane.normal.x > 0 ? box.max.x : box.min.x;\n\t\t\t_vector$5.y = plane.normal.y > 0 ? box.max.y : box.min.y;\n\t\t\t_vector$5.z = plane.normal.z > 0 ? box.max.z : box.min.z;\n\n\t\t\tif ( plane.distanceToPoint( _vector$5 ) < 0 ) {\n\n\t\t\t\treturn false;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn true;\n\n\t},\n\n\tcontainsPoint: function ( point ) {\n\n\t\tconst planes = this.planes;\n\n\t\tfor ( let i = 0; i < 6; i ++ ) {\n\n\t\t\tif ( planes[ i ].distanceToPoint( point ) < 0 ) {\n\n\t\t\t\treturn false;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn true;\n\n\t}\n\n} );\n\n/**\n * Uniforms library for shared webgl shaders\n */\n\nconst UniformsLib = {\n\n\tcommon: {\n\n\t\tdiffuse: { value: new Color( 0xeeeeee ) },\n\t\topacity: { value: 1.0 },\n\n\t\tmap: { value: null },\n\t\tuvTransform: { value: new Matrix3() },\n\t\tuv2Transform: { value: new Matrix3() },\n\n\t\talphaMap: { value: null },\n\n\t},\n\n\tspecularmap: {\n\n\t\tspecularMap: { value: null },\n\n\t},\n\n\tenvmap: {\n\n\t\tenvMap: { value: null },\n\t\tflipEnvMap: { value: - 1 },\n\t\treflectivity: { value: 1.0 },\n\t\trefractionRatio: { value: 0.98 },\n\t\tmaxMipLevel: { value: 0 }\n\n\t},\n\n\taomap: {\n\n\t\taoMap: { value: null },\n\t\taoMapIntensity: { value: 1 }\n\n\t},\n\n\tlightmap: {\n\n\t\tlightMap: { value: null },\n\t\tlightMapIntensity: { value: 1 }\n\n\t},\n\n\temissivemap: {\n\n\t\temissiveMap: { value: null }\n\n\t},\n\n\tbumpmap: {\n\n\t\tbumpMap: { value: null },\n\t\tbumpScale: { value: 1 }\n\n\t},\n\n\tnormalmap: {\n\n\t\tnormalMap: { value: null },\n\t\tnormalScale: { value: new Vector2( 1, 1 ) }\n\n\t},\n\n\tdisplacementmap: {\n\n\t\tdisplacementMap: { value: null },\n\t\tdisplacementScale: { value: 1 },\n\t\tdisplacementBias: { value: 0 }\n\n\t},\n\n\troughnessmap: {\n\n\t\troughnessMap: { value: null }\n\n\t},\n\n\tmetalnessmap: {\n\n\t\tmetalnessMap: { value: null }\n\n\t},\n\n\tgradientmap: {\n\n\t\tgradientMap: { value: null }\n\n\t},\n\n\tfog: {\n\n\t\tfogDensity: { value: 0.00025 },\n\t\tfogNear: { value: 1 },\n\t\tfogFar: { value: 2000 },\n\t\tfogColor: { value: new Color( 0xffffff ) }\n\n\t},\n\n\tlights: {\n\n\t\tambientLightColor: { value: [] },\n\n\t\tlightProbe: { value: [] },\n\n\t\tdirectionalLights: { value: [], properties: {\n\t\t\tdirection: {},\n\t\t\tcolor: {}\n\t\t} },\n\n\t\tdirectionalLightShadows: { value: [], properties: {\n\t\t\tshadowBias: {},\n\t\t\tshadowNormalBias: {},\n\t\t\tshadowRadius: {},\n\t\t\tshadowMapSize: {}\n\t\t} },\n\n\t\tdirectionalShadowMap: { value: [] },\n\t\tdirectionalShadowMatrix: { value: [] },\n\n\t\tspotLights: { value: [], properties: {\n\t\t\tcolor: {},\n\t\t\tposition: {},\n\t\t\tdirection: {},\n\t\t\tdistance: {},\n\t\t\tconeCos: {},\n\t\t\tpenumbraCos: {},\n\t\t\tdecay: {}\n\t\t} },\n\n\t\tspotLightShadows: { value: [], properties: {\n\t\t\tshadowBias: {},\n\t\t\tshadowNormalBias: {},\n\t\t\tshadowRadius: {},\n\t\t\tshadowMapSize: {}\n\t\t} },\n\n\t\tspotShadowMap: { value: [] },\n\t\tspotShadowMatrix: { value: [] },\n\n\t\tpointLights: { value: [], properties: {\n\t\t\tcolor: {},\n\t\t\tposition: {},\n\t\t\tdecay: {},\n\t\t\tdistance: {}\n\t\t} },\n\n\t\tpointLightShadows: { value: [], properties: {\n\t\t\tshadowBias: {},\n\t\t\tshadowNormalBias: {},\n\t\t\tshadowRadius: {},\n\t\t\tshadowMapSize: {},\n\t\t\tshadowCameraNear: {},\n\t\t\tshadowCameraFar: {}\n\t\t} },\n\n\t\tpointShadowMap: { value: [] },\n\t\tpointShadowMatrix: { value: [] },\n\n\t\themisphereLights: { value: [], properties: {\n\t\t\tdirection: {},\n\t\t\tskyColor: {},\n\t\t\tgroundColor: {}\n\t\t} },\n\n\t\t// TODO (abelnation): RectAreaLight BRDF data needs to be moved from example to main src\n\t\trectAreaLights: { value: [], properties: {\n\t\t\tcolor: {},\n\t\t\tposition: {},\n\t\t\twidth: {},\n\t\t\theight: {}\n\t\t} }\n\n\t},\n\n\tpoints: {\n\n\t\tdiffuse: { value: new Color( 0xeeeeee ) },\n\t\topacity: { value: 1.0 },\n\t\tsize: { value: 1.0 },\n\t\tscale: { value: 1.0 },\n\t\tmap: { value: null },\n\t\talphaMap: { value: null },\n\t\tuvTransform: { value: new Matrix3() }\n\n\t},\n\n\tsprite: {\n\n\t\tdiffuse: { value: new Color( 0xeeeeee ) },\n\t\topacity: { value: 1.0 },\n\t\tcenter: { value: new Vector2( 0.5, 0.5 ) },\n\t\trotation: { value: 0.0 },\n\t\tmap: { value: null },\n\t\talphaMap: { value: null },\n\t\tuvTransform: { value: new Matrix3() }\n\n\t}\n\n};
109\n\nfunction WebGLAnimation() {\n\n\tlet context = null;\n\tlet isAnimating = false;\n\tlet animationLoop = null;\n\tlet requestId = null;\n\n\tfunction onAnimationFrame( time, frame ) {\n\n\t\tanimationLoop( time, frame );\n\n\t\trequestId = context.requestAnimationFrame( onAnimationFrame );\n\n\t}\n\n\treturn {\n\n\t\tstart: function () {\n\n\t\t\tif ( isAnimating === true ) return;\n\t\t\tif ( animationLoop === null ) return;\n\n\t\t\trequestId = context.requestAnimationFrame( onAnimationFrame );\n\n\t\t\tisAnimating = true;\n\n\t\t},\n\n\t\tstop: function () {\n\n\t\t\tcontext.cancelAnimationFrame( requestId );\n\n\t\t\tisAnimating = false;\n\n\t\t},\n\n\t\tsetAnimationLoop: function ( callback ) {\n\n\t\t\tanimationLoop = callback;\n\n\t\t},\n\n\t\tsetContext: function ( value ) {\n\n\t\t\tcontext = value;\n\n\t\t}\n\n\t};\n\n}\n\nfunction WebGLAttributes( gl, capabilities ) {\n\n\tconst isWebGL2 = capabilities.isWebGL2;\n\n\tconst buffers = new WeakMap();\n\n\tfunction createBuffer( attribute, bufferType ) {\n\n\t\tconst array = attribute.array;\n\t\tconst usage = attribute.usage;\n\n\t\tconst buffer = gl.createBuffer();\n\n\t\tgl.bindBuffer( bufferType, buffer );\n\t\tgl.bufferData( bufferType, array, usage );\n\n\t\tattribute.onUploadCallback();\n\n\t\tlet type = 5126;\n\n\t\tif ( array instanceof Float32Array ) {\n\n\t\t\ttype = 5126;\n\n\t\t} else if ( array instanceof Float64Array ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLAttributes: Unsupported data buffer format: Float64Array.' );\n\n\t\t} else if ( array instanceof Uint16Array ) {\n\n\t\t\ttype = 5123;\n\n\t\t} else if ( array instanceof Int16Array ) {\n\n\t\t\ttype = 5122;\n\n\t\t} else if ( array instanceof Uint32Array ) {\n\n\t\t\ttype = 5125;\n\n\t\t} else if ( array instanceof Int32Array ) {\n\n\t\t\ttype = 5124;\n\n\t\t} else if ( array instanceof Int8Array ) {\n\n\t\t\ttype = 5120;\n\n\t\t} else if ( array instanceof Uint8Array ) {\n\n\t\t\ttype = 5121;\n\n\t\t}\n\n\t\treturn {\n\t\t\tbuffer: buffer,\n\t\t\ttype: type,\n\t\t\tbytesPerElement: array.BYTES_PER_ELEMENT,\n\t\t\tversion: attribute.version\n\t\t};\n\n\t}\n\n\tfunction updateBuffer( buffer, attribute, bufferType ) {\n\n\t\tconst array = attribute.array;\n\t\tconst updateRange = attribute.updateRange;\n\n\t\tgl.bindBuffer( bufferType, buffer );\n\n\t\tif ( updateRange.count === - 1 ) {\n\n\t\t\t// Not using update ranges\n\n\t\t\tgl.bufferSubData( bufferType, 0, array );\n\n\t\t} else {\n\n\t\t\tif ( isWebGL2 ) {\n\n\t\t\t\tgl.bufferSubData( bufferType, updateRange.offset * array.BYTES_PER_ELEMENT,\n\t\t\t\t\tarray, updateRange.offset, updateRange.count );\n\n\t\t\t} else {\n\n\t\t\t\tgl.bufferSubData( bufferType, updateRange.offset * array.BYTES_PER_ELEMENT,\n\t\t\t\t\tarray.subarray( updateRange.offset, updateRange.offset + updateRange.count ) );\n\n\t\t\t}\n\n\t\t\tupdateRange.count = - 1; // reset range\n\n\t\t}\n\n\t}\n\n\t//\n\n\tfunction get( attribute ) {\n\n\t\tif ( attribute.isInterleavedBufferAttribute ) attribute = attribute.data;\n\n\t\treturn buffers.get( attribute );\n\n\t}\n\n\tfunction remove( attribute ) {\n\n\t\tif ( attribute.isInterleavedBufferAttribute ) attribute = attribute.data;\n\n\t\tconst data = buffers.get( attribute );\n\n\t\tif ( data ) {\n\n\t\t\tgl.deleteBuffer( data.buffer );\n\n\t\t\tbuffers.delete( attribute );\n\n\t\t}\n\n\t}\n\n\tfunction update( attribute, bufferType ) {\n\n\t\tif ( attribute.isInterleavedBufferAttribute ) attribute = attribute.data;\n\n\t\tconst data = buffers.get( attribute );\n\n\t\tif ( data === undefined ) {\n\n\t\t\tbuffers.set( attribute, createBuffer( attribute, bufferType ) );\n\n\t\t} else if ( data.version < attribute.version ) {\n\n\t\t\tupdateBuffer( data.buffer, attribute, bufferType );\n\n\t\t\tdata.version = attribute.version;\n\n\t\t}\n\n\t}\n\n\treturn {\n\n\t\tget: get,\n\t\tremove: remove,\n\t\tupdate: update\n\n\t};\n\n}\n\n// PlaneGeometry\n\nfunction PlaneGeometry( width, height, widthSegments, heightSegments ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'PlaneGeometry';\n\n\tthis.parameters = {\n\t\twidth: width,\n\t\theight: height,\n\t\twidthSegments: widthSegments,\n\t\theightSegments: heightSegments\n\t};\n\n\tthis.fromBufferGeometry( new PlaneBufferGeometry( width, height, widthSegments, heightSegments ) );\n\tthis.mergeVertices();\n\n}\n\nPlaneGeometry.prototype = Object.create( Geometry.prototype );\nPlaneGeometry.prototype.constructor = PlaneGeometry;\n\n// PlaneBufferGeometry\n\nfunction PlaneBufferGeometry( width, height, widthSegments, heightSegments ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'PlaneBufferGeometry';\n\n\tthis.parameters = {\n\t\twidth: width,\n\t\theight: height,\n\t\twidthSegments: widthSegments,\n\t\theightSegments: heightSegments\n\t};\n\n\twidth = width || 1;\n\theight = height || 1;\n\n\tconst width_half = width / 2;\n\tconst height_half = height / 2;
109\n\n\tconst gridX = Math.floor( widthSegments ) || 1;\n\tconst gridY = Math.floor( heightSegments ) || 1;\n\n\tconst gridX1 = gridX + 1;\n\tconst gridY1 = gridY + 1;\n\n\tconst segment_width = width / gridX;\n\tconst segment_height = height / gridY;\n\n\t// buffers\n\n\tconst indices = [];\n\tconst vertices = [];\n\tconst normals = [];\n\tconst uvs = [];\n\n\t// generate vertices, normals and uvs\n\n\tfor ( let iy = 0; iy < gridY1; iy ++ ) {\n\n\t\tconst y = iy * segment_height - height_half;\n\n\t\tfor ( let ix = 0; ix < gridX1; ix ++ ) {\n\n\t\t\tconst x = ix * segment_width - width_half;\n\n\t\t\tvertices.push( x, - y, 0 );\n\n\t\t\tnormals.push( 0, 0, 1 );\n\n\t\t\tuvs.push( ix / gridX );\n\t\t\tuvs.push( 1 - ( iy / gridY ) );\n\n\t\t}\n\n\t}\n\n\t// indices\n\n\tfor ( let iy = 0; iy < gridY; iy ++ ) {\n\n\t\tfor ( let ix = 0; ix < gridX; ix ++ ) {\n\n\t\t\tconst a = ix + gridX1 * iy;\n\t\t\tconst b = ix + gridX1 * ( iy + 1 );\n\t\t\tconst c = ( ix + 1 ) + gridX1 * ( iy + 1 );\n\t\t\tconst d = ( ix + 1 ) + gridX1 * iy;\n\n\t\t\t// faces\n\n\t\t\tindices.push( a, b, d );\n\t\t\tindices.push( b, c, d );\n\n\t\t}\n\n\t}\n\n\t// build geometry\n\n\tthis.setIndex( indices );\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tthis.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) );\n\n}\n\nPlaneBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nPlaneBufferGeometry.prototype.constructor = PlaneBufferGeometry;\n\nvar alphamap_fragment = \"#ifdef USE_ALPHAMAP\\n\\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\\n#endif\";\n\nvar alphamap_pars_fragment = \"#ifdef USE_ALPHAMAP\\n\\tuniform sampler2D alphaMap;\\n#endif\";\n\nvar alphatest_fragment = \"#ifdef ALPHATEST\\n\\tif ( diffuseColor.a < ALPHATEST ) discard;\\n#endif\";\n\nvar aomap_fragment = \"#ifdef USE_AOMAP\\n\\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\\n\\treflectedLight.indirectDiffuse *= ambientOcclusion;\\n\\t#if defined( USE_ENVMAP ) && defined( STANDARD )\\n\\t\\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\\n\\t\\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\\n\\t#endif\\n#endif\";\n\nvar aomap_pars_fragment = \"#ifdef USE_AOMAP\\n\\tuniform sampler2D aoMap;\\n\\tuniform float aoMapIntensity;\\n#endif\";\n\nvar begin_vertex = \"vec3 transformed = vec3( position );\";\n\nvar beginnormal_vertex = \"vec3 objectNormal = vec3( normal );\\n#ifdef USE_TANGENT\\n\\tvec3 objectTangent = vec3( tangent.xyz );\\n#endif\";\n\nvar bsdfs = \"vec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\\n\\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\\n\\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\\n\\tvec4 r = roughness * c0 + c1;\\n\\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\\n\\treturn vec2( -1.04, 1.04 ) * a004 + r.zw;\\n}\\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\\n\\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\\n\\tif( cutoffDistance > 0.0 ) {\\n\\t\\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\\n\\t}\\n\\treturn distanceFalloff;\\n#else\\n\\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\\n\\t\\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\\n\\t}\\n\\treturn 1.0;\\n#endif\\n}\\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\\n\\treturn RECIPROCAL_PI * diffuseColor;\\n}\\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\\n\\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\\n\\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\\n}\\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\\n\\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\\n\\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\\n\\treturn Fr * fresnel + F0;\\n}\\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\\n\\tfloat a2 = pow2( alpha );\\n\\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\\n\\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\\n\\treturn 1.0 / ( gl * gv );\\n}\\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\\n\\tfloat a2 = pow2( alpha );\\n\\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\\n\\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\\n\\treturn 0.5 / max( gv + gl, EPSILON );\\n}\\nfloat D_GGX( const in float alpha, const in float dotNH ) {\\n\\tfloat a2 = pow2( alpha );\\n\\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\\n\\treturn RECIPROCAL_PI * a2 / pow2( denom );\\n}\\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\\n\\tfloat alpha = pow2( roughness );\\n\\tvec3 halfDir = normalize( incidentLight.direction + viewDir );
109\\n\\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\\n\\tfloat dotNV = saturate( dot( normal, viewDir ) );\\n\\tfloat dotNH = saturate( dot( normal, halfDir ) );\\n\\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\\n\\tvec3 F = F_Schlick( specularColor, dotLH );\\n\\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\\n\\tfloat D = D_GGX( alpha, dotNH );\\n\\treturn F * ( G * D );\\n}\\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\\n\\tconst float LUT_SIZE = 64.0;\\n\\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\\n\\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\\n\\tfloat dotNV = saturate( dot( N, V ) );\\n\\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\\n\\tuv = uv * LUT_SCALE + LUT_BIAS;\\n\\treturn uv;\\n}\\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\\n\\tfloat l = length( f );\\n\\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\\n}\\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\\n\\tfloat x = dot( v1, v2 );\\n\\tfloat y = abs( x );\\n\\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\\n\\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\\n\\tfloat v = a / b;\\n\\tfloat theta_sintheta = ( x >
109 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\\n\\treturn cross( v1, v2 ) * theta_sintheta;\\n}\\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\\n\\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\\n\\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\\n\\tvec3 lightNormal = cross( v1, v2 );\\n\\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\\n\\tvec3 T1, T2;\\n\\tT1 = normalize( V - N * dot( V, N ) );\\n\\tT2 = - cross( N, T1 );\\n\\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\\n\\tvec3 coords[ 4 ];\\n\\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\\n\\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\\n\\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\\n\\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\\n\\tcoords[ 0 ] = normalize( coords[ 0 ] );\\n\\tcoords[ 1 ] = normalize( coords[ 1 ] );\\n\\tcoords[ 2 ] = normalize( coords[ 2 ] );\\n\\tcoords[ 3 ] = normalize( coords[ 3 ] );\\n\\tvec3 vectorFormFactor = vec3( 0.0 );\\n\\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\\n\\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\\n\\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\\n\\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\\n\\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\\n\\treturn vec3( result );\\n}\\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\\n\\tfloat dotNV = saturate( dot( normal, viewDir ) );\\n\\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\\n\\treturn specularColor * brdf.x + brdf.y;\\n}\\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\\n\\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\\n\\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\\n\\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\\n\\tvec3 FssEss = F * brdf.x + brdf.y;\\n\\tfloat Ess = brdf.x + brdf.y;\\n\\tfloat Ems = 1.0 - Ess;\\n\\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\\n\\tsingleScatter += FssEss;\\n\\tmultiScatter += Fms * Ems;\\n}\\nfloat G_BlinnPhong_Implicit( ) {\\n\\treturn 0.25;\\n}\\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\\n\\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\\n}\\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\\n\\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\\n\\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\\n\\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\\n\\tvec3 F = F_Schlick( specularColor, dotLH );\\n\\tfloat G = G_BlinnPhong_Implicit( );\\n\\tfloat D = D_BlinnPhong( shininess, dotNH );\\n\\treturn F * ( G * D );\\n}\\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\\n\\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\\n}\\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\\n\\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\\n}\\n#if defined( USE_SHEEN )\\nfloat D_Charlie(float roughness, float NoH) {\\n\\tfloat invAlpha = 1.0 / roughness;\\n\\tfloat cos2h = NoH * NoH;\\n\\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\\n}\\nfloat V_Neubelt(float NoV, float NoL) {\\n\\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\\n}\\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\\n\\tvec3 N = geometry.normal;\\n\\tvec3 V = geometry.viewDir;\\n\\tvec3 H = normalize( V + L );
109\\n\\tfloat dotNH = saturate( dot( N, H ) );\\n\\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\\n}\\n#endif\";\n\nvar bumpmap_pars_fragment = \"#ifdef USE_BUMPMAP\\n\\tuniform sampler2D bumpMap;\\n\\tuniform float bumpScale;\\n\\tvec2 dHdxy_fwd() {\\n\\t\\tvec2 dSTdx = dFdx( vUv );\\n\\t\\tvec2 dSTdy = dFdy( vUv );\\n\\t\\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\\n\\t\\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\\n\\t\\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\\n\\t\\treturn vec2( dBx, dBy );\\n\\t}\\n\\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\\n\\t\\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\\n\\t\\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\\n\\t\\tvec3 vN = surf_norm;\\n\\t\\tvec3 R1 = cross( vSigmaY, vN );\\n\\t\\tvec3 R2 = cross( vN, vSigmaX );\\n\\t\\tfloat fDet = dot( vSigmaX, R1 );\\n\\t\\tfDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\\n\\t\\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\\n\\t\\treturn normalize( abs( fDet ) * surf_norm - vGrad );\\n\\t}\\n#endif\";\n\nvar clipping_planes_fragment = \"#if NUM_CLIPPING_PLANES > 0\\n\\tvec4 plane;\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\\n\\t\\tplane = clippingPlanes[ i ];\\n\\t\\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\\n\\t}\\n\\t#pragma unroll_loop_end\\n\\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\\n\\t\\tbool clipped = true;\\n\\t\\t#pragma unroll_loop_start\\n\\t\\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\\n\\t\\t\\tplane = clippingPlanes[ i ];\\n\\t\\t\\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\\n\\t\\t}\\n\\t\\t#pragma unroll_loop_end\\n\\t\\tif ( clipped ) discard;\\n\\t#endif\\n#endif\";\n\nvar clipping_planes_pars_fragment = \"#if NUM_CLIPPING_PLANES > 0\\n\\tvarying vec3 vClipPosition;\\n\\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\\n#endif\";\n\nvar clipping_planes_pars_vertex = \"#if NUM_CLIPPING_PLANES > 0\\n\\tvarying vec3 vClipPosition;\\n#endif\";\n\nvar clipping_planes_vertex = \"#if NUM_CLIPPING_PLANES > 0\\n\\tvClipPosition = - mvPosition.xyz;\\n#endif\";\n\nvar color_fragment = \"#ifdef USE_COLOR\\n\\tdiffuseColor.rgb *= vColor;\\n#endif\";\n\nvar color_pars_fragment = \"#ifdef USE_COLOR\\n\\tvarying vec3 vColor;\\n#endif\";\n\nvar color_pars_vertex = \"#ifdef USE_COLOR\\n\\tvarying vec3 vColor;\\n#endif\";\n\nvar color_vertex = \"#ifdef USE_COLOR\\n\\tvColor.xyz = color.xyz;\\n#endif\";\n\nvar common = \"#define PI 3.141592653589793\\n#define PI2 6.283185307179586\\n#define PI_HALF 1.5707963267948966\\n#define RECIPROCAL_PI 0.3183098861837907\\n#define RECIPROCAL_PI2 0.15915494309189535\\n#define EPSILON 1e-6\\n#ifndef saturate\\n#define saturate(a) clamp( a, 0.0, 1.0 )\\n#endif\\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\\nfloat pow2( const in float x ) { return x*x; }\\nfloat pow3( const in float x ) { return x*x*x; }\\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\\nhighp float rand( const in vec2 uv ) {\\n\\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\\n\\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\\n\\treturn fract(sin(sn) * c);\\n}\\n#ifdef HIGH_PRECISION\\n\\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\\n#else\\n\\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\\n\\tfloat precisionSafeLength( vec3 v ) {\\n\\t\\tfloat maxComponent = max3( abs( v ) );\\n\\t\\treturn length( v / maxComponent ) * maxComponent;\\n\\t}\\n#endif\\nstruct IncidentLight {\\n\\tvec3 color;\\n\\tvec3 direction;\\n\\tbool visible;\\n};\\nstruct ReflectedLight {\\n\\tvec3 directDiffuse;\\n\\tvec3 directSpecular;\\n\\tvec3 indirectDiffuse;\\n\\tvec3 indirectSpecular;\\n};\\nstruct GeometricContext {\\n\\tvec3 position;\\n\\tvec3 normal;\\n\\tvec3 viewDir;\\n#ifdef CLEARCOAT\\n\\tvec3 clearcoatNormal;\\n#endif\\n};
109\\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\\n\\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\\n}\\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\\n\\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\\n}\\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\\n\\tfloat distance = dot( planeNormal, point - pointOnPlane );\\n\\treturn - distance * planeNormal + point;\\n}\\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\\n\\treturn sign( dot( point - pointOnPlane, planeNormal ) );\\n}\\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\\n\\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\\n}\\nmat3 transposeMat3( const in mat3 m ) {\\n\\tmat3 tmp;\\n\\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\\n\\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\\n\\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\\n\\treturn tmp;\\n}\\nfloat linearToRelativeLuminance( const in vec3 color ) {\\n\\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\\n\\treturn dot( weights, color.rgb );\\n}\\nbool isPerspectiveMatrix( mat4 m ) {\\n\\treturn m[ 2 ][ 3 ] == - 1.0;\\n}\\nvec2 equirectUv( in vec3 dir ) {\\n\\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\\n\\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\\n\\treturn vec2( u, v );\\n}\";\n\nvar cube_uv_reflection_fragment = \"#ifdef ENVMAP_TYPE_CUBE_UV\\n#define cubeUV_maxMipLevel 8.0\\n#define cubeUV_minMipLevel 4.0\\n#define cubeUV_maxTileSize 256.0\\n#define cubeUV_minTileSize 16.0\\nfloat getFace(vec3 direction) {\\n vec3 absDirection = abs(direction);\\n float face = -1.0;\\n if (absDirection.x > absDirection.z) {\\n if (absDirection.x > absDirection.y)\\n face = direction.x > 0.0 ? 0.0 : 3.0;\\n else\\n face = direction.y > 0.0 ? 1.0 : 4.0;\\n } else {\\n if (absDirection.z > absDirection.y)\\n face = direction.z > 0.0 ? 2.0 : 5.0;\\n else\\n face = direction.y > 0.0 ? 1.0 : 4.0;\\n }\\n return face;\\n}\\nvec2 getUV(vec3 direction, float face) {\\n vec2 uv;\\n if (face == 0.0) {\\n uv = vec2(direction.z, direction.y) / abs(direction.x); } else if (face == 1.0) {\\n uv = vec2(-direction.x, -direction.z) / abs(direction.y); } else if (face == 2.0) {\\n uv = vec2(-direction.x, direction.y) / abs(direction.z); } else if (face == 3.0) {\\n uv = vec2(-direction.z, direction.y) / abs(direction.x); } else if (face == 4.0) {\\n uv = vec2(-direction.x, direction.z) / abs(direction.y); } else {\\n uv = vec2(direction.x, direction.y) / abs(direction.z); }\\n return 0.5 * (uv + 1.0);\\n}\\nvec3 bilinearCubeUV(sampler2D envMap, vec3 direction, float mipInt) {\\n float face = getFace(direction);\\n float filterInt = max(cubeUV_minMipLevel - mipInt, 0.0);\\n mipInt = max(mipInt, cubeUV_minMipLevel);\\n float faceSize = exp2(mipInt);\\n float texelSize = 1.0 / (3.0 * cubeUV_maxTileSize);\\n vec2 uv = getUV(direction, face) * (faceSize - 1.0);\\n vec2 f = fract(uv);\\n uv += 0.5 - f;\\n if (face > 2.0) {\\n uv.y += faceSize;\\n face -= 3.0;\\n }\\n uv.x += face * faceSize;\\n if(mipInt < cubeUV_maxMipLevel){\\n uv.y += 2.0 * cubeUV_maxTileSize;\\n }\\n uv.y += filterInt * 2.0 * cubeUV_minTileSize;\\n uv.x += 3.0 * max(0.0, cubeUV_maxTileSize - 2.0 * faceSize);\\n uv *= texelSize;\\n vec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\\n uv.x += texelSize;\\n vec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\\n uv.y += texelSize;\\n vec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\\n uv.x -= texelSize;\\n vec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\\n vec3 tm = mix(tl, tr, f.x);\\n vec3 bm = mix(bl, br, f.x);\\n return mix(tm, bm, f.y);\\n}\\n#define r0 1.0\\n#define v0 0.339\\n#define m0 -2.0\\n#define r1 0.8\\n#define v1 0.276\\n#define m1 -1.0\\
109n#define r4 0.4\\n#define v4 0.046\\n#define m4 2.0\\n#define r5 0.305\\n#define v5 0.016\\n#define m5 3.0\\n#define r6 0.21\\n#define v6 0.0038\\n#define m6 4.0\\nfloat roughnessToMip(float roughness) {\\n float mip = 0.0;\\n if (roughness >= r1) {\\n mip = (r0 - roughness) * (m1 - m0) / (r0 - r1) + m0;\\n } else if (roughness >= r4) {\\n mip = (r1 - roughness) * (m4 - m1) / (r1 - r4) + m1;\\n } else if (roughness >= r5) {\\n mip = (r4 - roughness) * (m5 - m4) / (r4 - r5) + m4;\\n } else if (roughness >= r6) {\\n mip = (r5 - roughness) * (m6 - m5) / (r5 - r6) + m5;\\n } else {\\n mip = -2.0 * log2(1.16 * roughness); }\\n return mip;\\n}\\nvec4 textureCubeUV(sampler2D envMap, vec3 sampleDir, float roughness) {\\n float mip = clamp(roughnessToMip(roughness), m0, cubeUV_maxMipLevel);\\n float mipF = fract(mip);\\n float mipInt = floor(mip);\\n vec3 color0 = bilinearCubeUV(envMap, sampleDir, mipInt);\\n if (mipF == 0.0) {\\n return vec4(color0, 1.0);\\n } else {\\n vec3 color1 = bilinearCubeUV(envMap, sampleDir, mipInt + 1.0);\\n return vec4(mix(color0, color1, mipF), 1.0);\\n }\\n}\\n#endif\";\n\nvar defaultnormal_vertex = \"vec3 transformedNormal = objectNormal;\\n#ifdef USE_INSTANCING\\n\\tmat3 m = mat3( instanceMatrix );\\n\\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\\n\\ttransformedNormal = m * transformedNormal;\\n#endif\\ntransformedNormal = normalMatrix * transformedNormal;\\n#ifdef FLIP_SIDED\\n\\ttransformedNormal = - transformedNormal;\\n#endif\\n#ifdef USE_TANGENT\\n\\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\\n\\t#ifdef FLIP_SIDED\\n\\t\\ttransformedTangent = - transformedTangent;\\n\\t#endif\\n#endif\";\n\nvar displacementmap_pars_vertex = \"#ifdef USE_DISPLACEMENTMAP\\n\\tuniform sampler2D displacementMap;\\n\\tuniform float displacementScale;\\n\\tuniform float displacementBias;\\n#endif\";\n\nvar displacementmap_vertex = \"#ifdef USE_DISPLACEMENTMAP\\n\\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\\n#endif\";\n\nvar emissivemap_fragment = \"#ifdef USE_EMISSIVEMAP\\n\\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\\n\\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\\n\\ttotalEmissiveRadiance *= emissiveColor.rgb;\\n#endif\";\n\nvar emissivemap_pars_fragment = \"#ifdef USE_EMISSIVEMAP\\n\\tuniform sampler2D emissiveMap;\\n#endif\";\n\nvar encodings_fragment = \"gl_FragColor = linearToOutputTexel( gl_FragColor );\";\n\nvar encodings_pars_fragment = \"\\nvec4 LinearToLinear( in vec4 value ) {\\n\\treturn value;\\n}\\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\\n\\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\\n}\\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\\n\\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\\n}\\nvec4 sRGBToLinear( in vec4 value ) {\\n\\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\\n}\\nvec4 LinearTosRGB( in vec4 value ) {\\n\\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\\n}\\nvec4 RGBEToLinear( in vec4 value ) {\\n\\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\\n}\\nvec4 LinearToRGBE( in vec4 value ) {\\n\\tfloat maxComponent = max( max( value.r, value.g ), value.b );\\n\\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\\n\\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\\n}\\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\\n\\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\\n}\\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\\n\\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\\n\\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\\n\\tM = ceil( M * 255.0 ) / 255.0;\\n\\treturn vec4( value.rgb / ( M * maxRange ), M );\\n}\\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\\n\\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\\n}\\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\\n\\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\\n\\tfloat D = max( maxRange / maxRGB, 1.0 );\\n\\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\\n\\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\\n}\\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\\nvec4 LinearToLogLuv( in vec4 value ) {\\n\\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\\n\\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\\n\\tvec4 vResult;\\n\\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\\n\\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\\n\\tvResult.w = fract( Le );\\n\\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\\n\\treturn vResult;\\n}
109\\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\\nvec4 LogLuvToLinear( in vec4 value ) {\\n\\tfloat Le = value.z * 255.0 + value.w;\\n\\tvec3 Xp_Y_XYZp;\\n\\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\\n\\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\\n\\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\\n\\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\\n\\treturn vec4( max( vRGB, 0.0 ), 1.0 );\\n}\";\n\nvar envmap_fragment = \"#ifdef USE_ENVMAP\\n\\t#ifdef ENV_WORLDPOS\\n\\t\\tvec3 cameraToFrag;\\n\\t\\t\\n\\t\\tif ( isOrthographic ) {\\n\\t\\t\\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\\n\\t\\t} else {\\n\\t\\t\\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\\n\\t\\t}\\n\\t\\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\\n\\t\\t#ifdef ENVMAP_MODE_REFLECTION\\n\\t\\t\\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\\n\\t\\t#else\\n\\t\\t\\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\\n\\t\\t#endif\\n\\t#else\\n\\t\\tvec3 reflectVec = vReflect;\\n\\t#endif\\n\\t#ifdef ENVMAP_TYPE_CUBE\\n\\t\\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\\n\\t#elif defined( ENVMAP_TYPE_CUBE_UV )\\n\\t\\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\\n\\t#elif defined( ENVMAP_TYPE_EQUIREC )\\n\\t\\treflectVec = normalize( reflectVec );\\n\\t\\tvec2 sampleUV = equirectUv( reflectVec );\\n\\t\\tvec4 envColor = texture2D( envMap, sampleUV );\\n\\t#else\\n\\t\\tvec4 envColor = vec4( 0.0 );\\n\\t#endif\\n\\t#ifndef ENVMAP_TYPE_CUBE_UV\\n\\t\\tenvColor = envMapTexelToLinear( envColor );\\n\\t#endif\\n\\t#ifdef ENVMAP_BLENDING_MULTIPLY\\n\\t\\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\\n\\t#elif defined( ENVMAP_BLENDING_MIX )\\n\\t\\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\\n\\t#elif defined( ENVMAP_BLENDING_ADD )\\n\\t\\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\\n\\t#endif\\n#endif\";\n\nvar envmap_common_pars_fragment = \"#ifdef USE_ENVMAP\\n\\tuniform float envMapIntensity;\\n\\tuniform float flipEnvMap;\\n\\tuniform int maxMipLevel;\\n\\t#ifdef ENVMAP_TYPE_CUBE\\n\\t\\tuniform samplerCube envMap;\\n\\t#else\\n\\t\\tuniform sampler2D envMap;\\n\\t#endif\\n\\t\\n#endif\";\n\nvar envmap_pars_fragment = \"#ifdef USE_ENVMAP\\n\\tuniform float reflectivity;\\n\\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\\n\\t\\t#define ENV_WORLDPOS\\n\\t#endif\\n\\t#ifdef ENV_WORLDPOS\\n\\t\\tvarying vec3 vWorldPosition;\\n\\t\\tuniform float refractionRatio;\\n\\t#else\\n\\t\\tvarying vec3 vReflect;\\n\\t#endif\\n#endif\";\n\nvar envmap_pars_vertex = \"#ifdef USE_ENVMAP\\n\\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\\n\\t\\t#define ENV_WORLDPOS\\n\\t#endif\\n\\t#ifdef ENV_WORLDPOS\\n\\t\\t\\n\\t\\tvarying vec3 vWorldPosition;\\n\\t#else\\n\\t\\tvarying vec3 vReflect;\\n\\t\\tuniform float refractionRatio;\\n\\t#endif\\n#endif\";\n\nvar envmap_vertex = \"#ifdef USE_ENVMAP\\n\\t#ifdef ENV_WORLDPOS\\n\\t\\tvWorldPosition = worldPosition.xyz;\\n\\t#else\\n\\t\\tvec3 cameraToVertex;\\n\\t\\tif ( isOrthographic ) {\\n\\t\\t\\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\\n\\t\\t}
109 else {\\n\\t\\t\\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\\n\\t\\t}\\n\\t\\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\\n\\t\\t#ifdef ENVMAP_MODE_REFLECTION\\n\\t\\t\\tvReflect = reflect( cameraToVertex, worldNormal );\\n\\t\\t#else\\n\\t\\t\\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\\n\\t\\t#endif\\n\\t#endif\\n#endif\";\n\nvar fog_vertex = \"#ifdef USE_FOG\\n\\tfogDepth = - mvPosition.z;\\n#endif\";\n\nvar fog_pars_vertex = \"#ifdef USE_FOG\\n\\tvarying float fogDepth;\\n#endif\";\n\nvar fog_fragment = \"#ifdef USE_FOG\\n\\t#ifdef FOG_EXP2\\n\\t\\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\\n\\t#else\\n\\t\\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\\n\\t#endif\\n\\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\\n#endif\";\n\nvar fog_pars_fragment = \"#ifdef USE_FOG\\n\\tuniform vec3 fogColor;\\n\\tvarying float fogDepth;\\n\\t#ifdef FOG_EXP2\\n\\t\\tuniform float fogDensity;\\n\\t#else\\n\\t\\tuniform float fogNear;\\n\\t\\tuniform float fogFar;\\n\\t#endif\\n#endif\";\n\nvar gradientmap_pars_fragment = \"#ifdef USE_GRADIENTMAP\\n\\tuniform sampler2D gradientMap;\\n#endif\\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\\n\\tfloat dotNL = dot( normal, lightDirection );\\n\\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\\n\\t#ifdef USE_GRADIENTMAP\\n\\t\\treturn texture2D( gradientMap, coord ).rgb;\\n\\t#else\\n\\t\\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\\n\\t#endif\\n}\";\n\nvar lightmap_fragment = \"#ifdef USE_LIGHTMAP\\n\\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\\n\\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\\n#endif\";\n\nvar lightmap_pars_fragment = \"#ifdef USE_LIGHTMAP\\n\\tuniform sampler2D lightMap;\\n\\tuniform float lightMapIntensity;\\n#endif\";\n\nvar lights_lambert_vertex = \"vec3 diffuse = vec3( 1.0 );\\nGeometricContext geometry;\\ngeometry.position = mvPosition.xyz;\\ngeometry.normal = normalize( transformedNormal );\\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\\nGeometricContext backGeometry;\\nbackGeometry.position = geometry.position;\\nbackGeometry.normal = -geometry.normal;\\nbackGeometry.viewDir = geometry.viewDir;\\nvLightFront = vec3( 0.0 );\\nvIndirectFront = vec3( 0.0 );\\n#ifdef DOUBLE_SIDED\\n\\tvLightBack = vec3( 0.0 );\\n\\tvIndirectBack = vec3( 0.0 );\\n#endif\\nIncidentLight directLight;\\nfloat dotNL;\\nvec3 directLightColor_Diffuse;\\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry );\\n#ifdef DOUBLE_SIDED\\n\\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\\n\\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry );\\n#endif\\n#if NUM_POINT_LIGHTS > 0\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\\n\\t\\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\\n\\t\\tdotNL = dot( geometry.normal, directLight.direction );\\n\\t\\tdirectLightColor_Diffuse = PI * directLight.color;\\n\\t\\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\\n\\t\\t#ifdef DOUBLE_SIDED\\n\\t\\t\\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\\n\\t\\t#endif\\n\\t}\\n\\t#pragma unroll_loop_end\\n#endif\\n#if NUM_SPOT_LIGHTS > 0\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\\n\\t\\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\\n\\t\\tdotNL = dot( geometry.normal, directLight.direction );\\n\\t\\tdirectLightColor_Diffuse = PI * directLight.color;\\n\\t\\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\\n\\t\\t#ifdef DOUBLE_SIDED\\n\\t\\t\\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\\n\\t\\t#endif\\n\\t}\\n\\t#pragma unroll_loop_end\\n#endif\\n#if NUM_DIR_LIGHTS > 0\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\\n\\t\\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\\n\\t\\tdotNL = dot( geometry.normal, directLight.direction );\\n\\t\\tdirectLightColor_Diffuse = PI * directLight.color;\\n\\t\\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\\n\\t\\t#ifdef DOUBLE_SIDED\\n\\t\\t\\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\\n\\t\\t#endif\\n\\t}\\n\\t#pragma unroll_loop_end\\n#endif\\n#if NUM_HEMI_LIGHTS > 0\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\\n\\t\\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\\n\\t\\t#ifdef DOUBLE_SIDED\\n\\t\\t\\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\\n\\t\\t#endif\\n\\t}\\n\\t#pragma unroll_loop_end\\n#endif\";\n\nvar lights_pars_begin = \"uniform bool receiveShadow;\\nuniform vec3 ambientLightColor;\\nuniform vec3 lightProbe[ 9 ];\\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\\n\\tfloat x = normal.x, y = normal.y, z = normal.z;\\n\\tvec3 result = shCoefficients[ 0 ] * 0.886227;\\n\\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\\n\\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\\n\\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\\n\\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\\n\\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\\n\\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\\n\\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\\n\\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\\n\\treturn result;\\n}\\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\\n\\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\\n\\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\\n\\treturn irradiance;\\n}\\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\\n\\tvec3 irradiance = ambientLightColor;\\n\\t#ifndef PHYSICALLY_CORRECT_LIGHTS\\n\\t\\tirradiance *= PI;\\n\\t#endif\\n\\treturn irradiance;\\n}\\n#if NUM_DIR_LIGHTS > 0\\n\\tstruct DirectionalLight {\\n\\t\\tvec3 direction;\\n\\t\\tvec3 color;\\n\\t};\\n\\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\\n\\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\\n\\t\\tdirectLight.color = directionalLight.color;\\n\\t\\tdirectLight.direction = directionalLight.direction;\\n\\t\\tdirectLight.visible = true;\\n\\t}\\n#endif\\n#if NUM_POINT_LIGHTS > 0\\n\\tstruct PointLight {\\n\\t\\tvec3 position;\\n\\t\\tvec3 color;\\n\\t\\tfloat distance;\\n\\t\\tfloat decay;\\n\\t};\\n\\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\\n\\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\\n\\t\\tvec3 lVector = pointLight.position - geometry.position;\\n\\t\\tdirectLight.direction = normalize( lVector );\\n\\t\\tfloat lightDistance = length( lVector );\\n\\t\\tdirectLight.color = pointLight.color;\\n\\t\\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\\n\\t\\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\\n\\t}
109\\n#endif\\n#if NUM_SPOT_LIGHTS > 0\\n\\tstruct SpotLight {\\n\\t\\tvec3 position;\\n\\t\\tvec3 direction;\\n\\t\\tvec3 color;\\n\\t\\tfloat distance;\\n\\t\\tfloat decay;\\n\\t\\tfloat coneCos;\\n\\t\\tfloat penumbraCos;\\n\\t};\\n\\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\\n\\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight ) {\\n\\t\\tvec3 lVector = spotLight.position - geometry.position;\\n\\t\\tdirectLight.direction = normalize( lVector );\\n\\t\\tfloat lightDistance = length( lVector );\\n\\t\\tfloat angleCos = dot( directLight.direction, spotLight.direction );\\n\\t\\tif ( angleCos > spotLight.coneCos ) {\\n\\t\\t\\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\\n\\t\\t\\tdirectLight.color = spotLight.color;\\n\\t\\t\\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\\n\\t\\t\\tdirectLight.visible = true;\\n\\t\\t} else {\\n\\t\\t\\tdirectLight.color = vec3( 0.0 );\\n\\t\\t\\tdirectLight.visible = false;\\n\\t\\t}\\n\\t}\\n#endif\\n#if NUM_RECT_AREA_LIGHTS > 0\\n\\tstruct RectAreaLight {\\n\\t\\tvec3 color;\\n\\t\\tvec3 position;\\n\\t\\tvec3 halfWidth;\\n\\t\\tvec3 halfHeight;\\n\\t};\\n\\tuniform sampler2D ltc_1;\\tuniform sampler2D ltc_2;\\n\\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\\n#endif\\n#if NUM_HEMI_LIGHTS > 0\\n\\tstruct HemisphereLight {\\n\\t\\tvec3 direction;\\n\\t\\tvec3 skyColor;\\n\\t\\tvec3 groundColor;\\n\\t};\\n\\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\\n\\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\\n\\t\\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\\n\\t\\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\\n\\t\\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\\n\\t\\t#ifndef PHYSICALLY_CORRECT_LIGHTS\\n\\t\\t\\tirradiance *= PI;\\n\\t\\t#endif\\n\\t\\treturn irradiance;\\n\\t}\\n#endif\";\n\nvar envmap_physical_pars_fragment = \"#if defined( USE_ENVMAP )\\n\\t#ifdef ENVMAP_MODE_REFRACTION\\n\\t\\tuniform float refractionRatio;\\n\\t#endif\\n\\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\\n\\t\\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\\n\\t\\t#ifdef ENVMAP_TYPE_CUBE\\n\\t\\t\\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\\n\\t\\t\\t#ifdef TEXTURE_LOD_EXT\\n\\t\\t\\t\\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\\n\\t\\t\\t#else\\n\\t\\t\\t\\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\\n\\t\\t\\t#endif\\n\\t\\t\\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\\n\\t\\t#elif defined( ENVMAP_TYPE_CUBE_UV )\\n\\t\\t\\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\\n\\t\\t#else\\n\\t\\t\\tvec4 envMapColor = vec4( 0.0 );\\n\\t\\t#endif\\n\\t\\treturn PI * envMapColor.rgb * envMapIntensity;\\n\\t}\\n\\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\\n\\t\\tfloat maxMIPLevelScalar = float( maxMIPLevel );\\n\\t\\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\\n\\t\\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\\n\\t\\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\\n\\t}\\n\\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\\n\\t\\t#ifdef ENVMAP_MODE_REFLECTION\\n\\t\\t vec3 reflectVec = reflect( -viewDir, normal );\\n\\t\\t reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\\n\\t\\t#else\\n\\t\\t vec3 reflectVec = refract( -viewDir, normal, refractionRatio );\\n\\t\\t#endif\\n\\t\\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\\n\\t\\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\\n\\t\\t#ifdef ENVMAP_TYPE_CUBE\\n\\t\\t\\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\\n\\t\\t\\t#ifdef TEXTURE_LOD_EXT\\n\\t\\t\\t\\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\\n\\t\\t\\t#else\\n\\t\\t\\t\\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\\n\\t\\t\\t#endif\\n\\t\\t\\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\\n\\t\\t#elif defined( ENVMAP_TYPE_CUBE_UV )\\n\\t\\t\\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\\n\\t\\t#elif defined( ENVMAP_TYPE_EQUIREC )\\n\\t\\t\\tvec2 sampleUV = equirectUv( reflectVec );\\n\\t\\t\\t#ifdef TEXTURE_LOD_EXT\\n\\t\\t\\t\\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\\n\\t\\t\\t#else\\n\\t\\t\\t\\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\\n\\t\\t\\t#endif\\n\\t\\t\\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\\n\\t\\t#endif\\n\\t\\treturn envMapColor.rgb * envMapIntensity;\\n\\t}\\n#endif\";\n\nvar lights_toon_fragment = \"ToonMaterial material;\\nmaterial.diffuseColor = diffuseColor.rgb;\";\n\nvar lights_toon_pars_fragment = \"varying vec3 vViewPosition;\\n#ifndef FLAT_SHADED\\n\\tvarying vec3 vNormal;\\n#endif\\nstruct ToonMaterial {\\n\\tvec3 diffuseColor;\\n};\\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\\n\\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\\n\\t#ifndef PHYSICALLY_CORRECT_LIGHTS\\n\\t\\tirradiance *= PI;\\n\\t#endif\\n\\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\\n}\\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\\n\\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\\n}\\n#define RE_Direct\\t\\t\\t\\tRE_Direct_Toon\\n#define RE_IndirectDiffuse\\t\\tRE_IndirectDiffuse_Toon\\n#define Material_LightProbeLOD( material )\\t(0)\";\n\nvar lights_phong_fragment = \"BlinnPhongMaterial material;\\nmaterial.diffuseColor = diffuseColor.rgb;\\nmaterial.specularColor = specular;\\nmaterial.specularShininess = shininess;\\nmaterial.specularStrength = specularStrength;\";\n\nvar lights_phong_pars_fragment = \"varying vec3 vViewPosition;\\n#ifndef FLAT_SHADED\\n\\tvarying vec3 vNormal;\\n#endif\\nstruct BlinnPhongMaterial {\\n\\tvec3 diffuseColor;\\n\\tvec3 specularColor;\\n\\tfloat specularShininess;\\n\\tfloat specularStrength;\\n};\\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\\n\\tfloat dotNL = saturate( dot
109( geometry.normal, directLight.direction ) );\\n\\tvec3 irradiance = dotNL * directLight.color;\\n\\t#ifndef PHYSICALLY_CORRECT_LIGHTS\\n\\t\\tirradiance *= PI;\\n\\t#endif\\n\\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\\n\\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\\n}\\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\\n\\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\\n}\\n#define RE_Direct\\t\\t\\t\\tRE_Direct_BlinnPhong\\n#define RE_IndirectDiffuse\\t\\tRE_IndirectDiffuse_BlinnPhong\\n#define Material_LightProbeLOD( material )\\t(0)\";\n\nvar lights_physical_fragment = \"PhysicalMaterial material;\\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\\n#ifdef REFLECTIVITY\\n\\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\\n#else\\n\\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\\n#endif\\n#ifdef CLEARCOAT\\n\\tmaterial.clearcoat = clearcoat;\\n\\tmaterial.clearcoatRoughness = clearcoatRoughness;\\n\\t#ifdef USE_CLEARCOATMAP\\n\\t\\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\\n\\t#endif\\n\\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\\n\\t\\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\\n\\t#endif\\n\\tmaterial.clearcoat = saturate( material.clearcoat );\\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\\n\\tmaterial.clearcoatRoughness += geometryRoughness;\\n\\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\\n#endif\\n#ifdef USE_SHEEN\\n\\tmaterial.sheenColor = sheen;\\n#endif\";\n\nvar lights_physical_pars_fragment = \"struct PhysicalMaterial {\\n\\tvec3 diffuseColor;\\n\\tfloat specularRoughness;\\n\\tvec3 specularColor;\\n#ifdef CLEARCOAT\\n\\tfloat clearcoat;\\n\\tfloat clearcoatRoughness;\\n#endif\\n#ifdef USE_SHEEN\\n\\tvec3 sheenColor;\\n#endif\\n};\\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\\n\\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\\n}\\n#if NUM_RECT_AREA_LIGHTS > 0\\n\\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\\n\\t\\tvec3 normal = geometry.normal;\\n\\t\\tvec3 viewDir = geometry.viewDir;\\n\\t\\tvec3 position = geometry.position;\\n\\t\\tvec3 lightPos = rectAreaLight.position;\\n\\t\\tvec3 halfWidth = rectAreaLight.halfWidth;\\n\\t\\tvec3 halfHeight = rectAreaLight.halfHeight;\\n\\t\\tvec3 lightColor = rectAreaLight.color;\\n\\t\\tfloat roughness = material.specularRoughness;\\n\\t\\tvec3 rectCoords[ 4 ];\\n\\t\\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\\t\\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\\n\\t\\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\\n\\t\\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\\n\\t\\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\\n\\t\\tvec4 t1 = texture2D( ltc_1, uv );\\n\\t\\tvec4 t2 = texture2D( ltc_2, uv );\\n\\t\\tmat3 mInv = mat3(\\n\\t\\t\\tvec3( t1.x, 0, t1.y ),\\n\\t\\t\\tvec3( 0, 1, 0 ),\\n\\t\\t\\tvec3( t1.z, 0, t1.w )\\n\\t\\t);\\n\\t\\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\\n\\t\\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\\n\\t\\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\\n\\t}\\n#endif\\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\\n\\tfloat dotNL = saturate( dot
109( geometry.normal, directLight.direction ) );\\n\\tvec3 irradiance = dotNL * directLight.color;\\n\\t#ifndef PHYSICALLY_CORRECT_LIGHTS\\n\\t\\tirradiance *= PI;\\n\\t#endif\\n\\t#ifdef CLEARCOAT\\n\\t\\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\\n\\t\\tvec3 ccIrradiance = ccDotNL * directLight.color;\\n\\t\\t#ifndef PHYSICALLY_CORRECT_LIGHTS\\n\\t\\t\\tccIrradiance *= PI;\\n\\t\\t#endif\\n\\t\\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\\n\\t\\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\\n\\t#else\\n\\t\\tfloat clearcoatDHR = 0.0;\\n\\t#endif\\n\\t#ifdef USE_SHEEN\\n\\t\\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\\n\\t\\t\\tmaterial.specularRoughness,\\n\\t\\t\\tdirectLight.direction,\\n\\t\\t\\tgeometry,\\n\\t\\t\\tmaterial.sheenColor\\n\\t\\t);\\n\\t#else\\n\\t\\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\\n\\t#endif\\n\\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\\n}\\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\\n\\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\\n}\\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\\n\\t#ifdef CLEARCOAT\\n\\t\\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\\n\\t\\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\\n\\t\\tfloat ccDotNL = ccDotNV;\\n\\t\\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\\n\\t#else\\n\\t\\tfloat clearcoatDHR = 0.0;\\n\\t#endif\\n\\tfloat clearcoatInv = 1.0 - clearcoatDHR;\\n\\tvec3 singleScattering = vec3( 0.0 );\\n\\tvec3 multiScattering = vec3( 0.0 );\\n\\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\\n\\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\\n\\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\\n\\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\\n\\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\\n\\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\\n}\\n#define RE_Direct\\t\\t\\t\\tRE_Direct_Physical\\n#define RE_Direct_RectArea\\t\\tRE_Direct_RectArea_Physical\\n#define RE_IndirectDiffuse\\t\\tRE_IndirectDiffuse_Physical\\n#define RE_IndirectSpecular\\t\\tRE_IndirectSpecular_Physical\\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\\n\\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\\n}\";\n\nvar lights_fragment_begin = \"\\nGeometricContext geometry;\\ngeometry.position = - vViewPosition;\\ngeometry.normal = normal;\\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\\n#ifdef CLEARCOAT\\n\\tgeometry.clearcoatNormal = clearcoatNormal;\\n#endif\\nIncidentLight directLight;\\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\\n\\tPointLight pointLight;\\n\\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\\n\\tPointLightShadow pointLightShadow;\\n\\t#endif\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\\n\\t\\tpointLight = pointLights[ i ];\\n\\t\\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\\n\\t\\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\\n\\t\\tpointLightShadow = pointLightShadows[ i ];\\n\\t\\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\\n\\t\\t#endif\\n\\t\\tRE_Direct( directLight, geometry, material, reflectedLight );\\n\\t}
109\\n\\t#pragma unroll_loop_end\\n#endif\\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\\n\\tSpotLight spotLight;\\n\\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\\n\\tSpotLightShadow spotLightShadow;\\n\\t#endif\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\\n\\t\\tspotLight = spotLights[ i ];\\n\\t\\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\\n\\t\\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\\n\\t\\tspotLightShadow = spotLightShadows[ i ];\\n\\t\\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\\n\\t\\t#endif\\n\\t\\tRE_Direct( directLight, geometry, material, reflectedLight );\\n\\t}\\n\\t#pragma unroll_loop_end\\n#endif\\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\\n\\tDirectionalLight directionalLight;\\n\\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\\n\\tDirectionalLightShadow directionalLightShadow;\\n\\t#endif\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\\n\\t\\tdirectionalLight = directionalLights[ i ];\\n\\t\\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\\n\\t\\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\\n\\t\\tdirectionalLightShadow = directionalLightShadows[ i ];\\n\\t\\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\\n\\t\\t#endif\\n\\t\\tRE_Direct( directLight, geometry, material, reflectedLight );\\n\\t}\\n\\t#pragma unroll_loop_end\\n#endif\\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\\n\\tRectAreaLight rectAreaLight;\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\\n\\t\\trectAreaLight = rectAreaLights[ i ];\\n\\t\\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\\n\\t}\\n\\t#pragma unroll_loop_end\\n#endif\\n#if defined( RE_IndirectDiffuse )\\n\\tvec3 iblIrradiance = vec3( 0.0 );\\n\\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\\n\\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\\n\\t#if ( NUM_HEMI_LIGHTS > 0 )\\n\\t\\t#pragma unroll_loop_start\\n\\t\\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\\n\\t\\t\\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\\n\\t\\t}\\n\\t\\t#pragma unroll_loop_end\\n\\t#endif\\n#endif\\n#if defined( RE_IndirectSpecular )\\n\\tvec3 radiance = vec3( 0.0 );\\n\\tvec3 clearcoatRadiance = vec3( 0.0 );\\n#endif\";\n\nvar lights_fragment_maps = \"#if defined( RE_IndirectDiffuse )\\n\\t#ifdef USE_LIGHTMAP\\n\\t\\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\\n\\t\\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\\n\\t\\t#ifndef PHYSICALLY_CORRECT_LIGHTS\\n\\t\\t\\tlightMapIrradiance *= PI;\\n\\t\\t#endif\\n\\t\\tirradiance += lightMapIrradiance;\\n\\t#endif\\n\\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\\n\\t\\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\\n\\t#endif\\n#endif\\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\\n\\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\\n\\t#ifdef CLEARCOAT\\n\\t\\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\\n\\t#endif\\n#endif\";\n\nvar lights_fragment_end = \"#if defined( RE_IndirectDiffuse )\\n\\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\\n#endif\\n#if defined( RE_IndirectSpecular )\\n\\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\\n#endif\";\n\nvar logdepthbuf_fragment = \"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\\n\\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\\n#endif\";\n\nvar logdepthbuf_pars_fragment = \"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\\n\\tuniform float logDepthBufFC;\\n\\tvarying float vFragDepth;\\n\\tvarying float vIsPerspective;\\n#endif\";
109\n\nvar logdepthbuf_pars_vertex = \"#ifdef USE_LOGDEPTHBUF\\n\\t#ifdef USE_LOGDEPTHBUF_EXT\\n\\t\\tvarying float vFragDepth;\\n\\t\\tvarying float vIsPerspective;\\n\\t#else\\n\\t\\tuniform float logDepthBufFC;\\n\\t#endif\\n#endif\";\n\nvar logdepthbuf_vertex = \"#ifdef USE_LOGDEPTHBUF\\n\\t#ifdef USE_LOGDEPTHBUF_EXT\\n\\t\\tvFragDepth = 1.0 + gl_Position.w;\\n\\t\\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\\n\\t#else\\n\\t\\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\\n\\t\\t\\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\\n\\t\\t\\tgl_Position.z *= gl_Position.w;\\n\\t\\t}\\n\\t#endif\\n#endif\";\n\nvar map_fragment = \"#ifdef USE_MAP\\n\\tvec4 texelColor = texture2D( map, vUv );\\n\\ttexelColor = mapTexelToLinear( texelColor );\\n\\tdiffuseColor *= texelColor;\\n#endif\";\n\nvar map_pars_fragment = \"#ifdef USE_MAP\\n\\tuniform sampler2D map;\\n#endif\";\n\nvar map_particle_fragment = \"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\\n\\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\\n#endif\\n#ifdef USE_MAP\\n\\tvec4 mapTexel = texture2D( map, uv );\\n\\tdiffuseColor *= mapTexelToLinear( mapTexel );\\n#endif\\n#ifdef USE_ALPHAMAP\\n\\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\\n#endif\";\n\nvar map_particle_pars_fragment = \"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\\n\\tuniform mat3 uvTransform;\\n#endif\\n#ifdef USE_MAP\\n\\tuniform sampler2D map;\\n#endif\\n#ifdef USE_ALPHAMAP\\n\\tuniform sampler2D alphaMap;\\n#endif\";\n\nvar metalnessmap_fragment = \"float metalnessFactor = metalness;\\n#ifdef USE_METALNESSMAP\\n\\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\\n\\tmetalnessFactor *= texelMetalness.b;\\n#endif\";\n\nvar metalnessmap_pars_fragment = \"#ifdef USE_METALNESSMAP\\n\\tuniform sampler2D metalnessMap;\\n#endif\";\n\nvar morphnormal_vertex = \"#ifdef USE_MORPHNORMALS\\n\\tobjectNormal *= morphTargetBaseInfluence;\\n\\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\\n\\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\\n\\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\\n\\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\\n#endif\";\n\nvar morphtarget_pars_vertex = \"#ifdef USE_MORPHTARGETS\\n\\tuniform float morphTargetBaseInfluence;\\n\\t#ifndef USE_MORPHNORMALS\\n\\t\\tuniform float morphTargetInfluences[ 8 ];\\n\\t#else\\n\\t\\tuniform float morphTargetInfluences[ 4 ];\\n\\t#endif\\n#endif\";\n\nvar morphtarget_vertex = \"#ifdef USE_MORPHTARGETS\\n\\ttransformed *= morphTargetBaseInfluence;\\n\\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\\n\\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\\n\\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\\n\\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\\n\\t#ifndef USE_MORPHNORMALS\\n\\t\\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\\n\\t\\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\\n\\t\\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\\n\\t\\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\\n\\t#endif\\n#endif\";\n\nvar normal_fragment_begin = \"#ifdef FLAT_SHADED\\n\\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\\n\\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\\n\\tvec3 normal = normalize( cross( fdx, fdy ) );\\n#else\\n\\tvec3 normal = normalize( vNormal );\\n\\t#ifdef DOUBLE_SIDED\\n\\t\\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\\n\\t#endif\\n\\t#ifdef USE_TANGENT\\n\\t\\tvec3 tangent = normalize( vTangent );\\n\\t\\tvec3 bitangent = normalize( vBitangent );\\n\\t\\t#ifdef DOUBLE_SIDED\\n\\t\\t\\ttangent = tangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\\n\\t\\t\\tbitangent = bitangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\\n\\t\\t#endif\\n\\t\\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\\n\\t\\t\\tmat3 vTBN = mat3( tangent, bitangent, normal );\\n\\t\\t#endif\\n\\t#endif\\n#endif\\nvec3 geometryNormal = normal;\";\n\nvar normal_fragment_maps = \"#ifdef OBJECTSPACE_NORMALMAP\\n\\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\\n\\t#ifdef FLIP_SIDED\\n\\t\\tnormal = - normal;\\n\\t#endif\\n\\t#ifdef DOUBLE_SIDED\\n\\t\\tnormal = normal * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\\n\\t#endif\\n\\tnormal = normalize( normalMatrix * normal );\\n#elif defined( TANGENTSPACE_NORMALMAP )\\n\\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\\n\\tmapN.xy *= normalScale;\\n\\t#ifdef USE_TANGENT\\n\\t\\tnormal = normalize( vTBN * mapN );
109\\n\\t#else\\n\\t\\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN );\\n\\t#endif\\n#elif defined( USE_BUMPMAP )\\n\\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\\n#endif\";\n\nvar normalmap_pars_fragment = \"#ifdef USE_NORMALMAP\\n\\tuniform sampler2D normalMap;\\n\\tuniform vec2 normalScale;\\n#endif\\n#ifdef OBJECTSPACE_NORMALMAP\\n\\tuniform mat3 normalMatrix;\\n#endif\\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\\n\\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN ) {\\n\\t\\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\\n\\t\\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\\n\\t\\tvec2 st0 = dFdx( vUv.st );\\n\\t\\tvec2 st1 = dFdy( vUv.st );\\n\\t\\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s );\\n\\t\\tvec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\\n\\t\\tvec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\\n\\t\\tvec3 N = normalize( surf_norm );\\n\\t\\tmat3 tsn = mat3( S, T, N );\\n\\t\\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\\n\\t\\treturn normalize( tsn * mapN );\\n\\t}\\n#endif\";\n\nvar clearcoat_normal_fragment_begin = \"#ifdef CLEARCOAT\\n\\tvec3 clearcoatNormal = geometryNormal;\\n#endif\";\n\nvar clearcoat_normal_fragment_maps = \"#ifdef USE_CLEARCOAT_NORMALMAP\\n\\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\\n\\tclearcoatMapN.xy *= clearcoatNormalScale;\\n\\t#ifdef USE_TANGENT\\n\\t\\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\\n\\t#else\\n\\t\\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN );\\n\\t#endif\\n#endif\";\n\nvar clearcoat_pars_fragment = \"#ifdef USE_CLEARCOATMAP\\n\\tuniform sampler2D clearcoatMap;\\n#endif\\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\\n\\tuniform sampler2D clearcoatRoughnessMap;\\n#endif\\n#ifdef USE_CLEARCOAT_NORMALMAP\\n\\tuniform sampler2D clearcoatNormalMap;\\n\\tuniform vec2 clearcoatNormalScale;\\n#endif\";\n\nvar packing = \"vec3 packNormalToRGB( const in vec3 normal ) {\\n\\treturn normalize( normal ) * 0.5 + 0.5;\\n}\\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\\n\\treturn 2.0 * rgb.xyz - 1.0;\\n}\\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\\nconst float ShiftRight8 = 1. / 256.;\\nvec4 packDepthToRGBA( const in float v ) {\\n\\tvec4 r = vec4( fract( v * PackFactors ), v );\\n\\tr.yzw -= r.xyz * ShiftRight8;\\treturn r * PackUpscale;\\n}\\nfloat unpackRGBAToDepth( const in vec4 v ) {\\n\\treturn dot( v, UnpackFactors );\\n}\\nvec4 pack2HalfToRGBA( vec2 v ) {\\n\\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\\n\\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\\n}\\nvec2 unpackRGBATo2Half( vec4 v ) {\\n\\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\\n}\\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\\n\\treturn ( viewZ + near ) / ( near - far );\\n}\\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\\n\\treturn linearClipZ * ( near - far ) - near;\\n}\\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\\n\\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\\n}\\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\\n\\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\\n}\";\n\nvar premultiplied_alpha_fragment = \"#ifdef PREMULTIPLIED_ALPHA\\n\\tgl_FragColor.rgb *= gl_FragColor.a;\\n#endif\";\n\nvar project_vertex = \"vec4 mvPosition = vec4( transformed, 1.0 );\\n#ifdef USE_INSTANCING\\n\\tmvPosition = instanceMatrix * mvPosition;\\n#endif\\nmvPosition = modelViewMatrix * mvPosition;\\ngl_Position = projectionMatrix * mvPosition;\";\n\nvar dithering_fragment = \"#ifdef DITHERING\\n\\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\\n#endif\";\n\nvar dithering_pars_fragment = \"#ifdef DITHERING\\n\\tvec3 dithering( vec3 color ) {\\n\\t\\tfloat grid_position = rand( gl_FragCoord.xy );\\n\\t\\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\\n\\t\\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\\n\\t\\treturn color + dither_shift_RGB;\\n\\t}\\n#endif\";\n\nvar roughnessmap_fragment = \"float roughnessFactor = roughness;\\n#ifdef USE_ROUGHNESSMAP\\n\\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\\n\\troughnessFactor *= texelRoughness.g;\\n#endif\";\n\nvar roughnessmap_pars_fragment = \"#ifdef USE_ROUGHNESSMAP\\n\\tuniform sampler2D roughnessMap;\\n#endif\";\n\nvar shadowmap_pars_fragment = \"#ifdef USE_SHADOWMAP\\n\\t#if NUM_DIR_LIGHT_SHADOWS > 0\\n\\t\\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\\n\\t\\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
109\\n\\t\\tstruct DirectionalLightShadow {\\n\\t\\t\\tfloat shadowBias;\\n\\t\\t\\tfloat shadowNormalBias;\\n\\t\\t\\tfloat shadowRadius;\\n\\t\\t\\tvec2 shadowMapSize;\\n\\t\\t};\\n\\t\\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\\n\\t#endif\\n\\t#if NUM_SPOT_LIGHT_SHADOWS > 0\\n\\t\\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\\n\\t\\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\\n\\t\\tstruct SpotLightShadow {\\n\\t\\t\\tfloat shadowBias;\\n\\t\\t\\tfloat shadowNormalBias;\\n\\t\\t\\tfloat shadowRadius;\\n\\t\\t\\tvec2 shadowMapSize;\\n\\t\\t};\\n\\t\\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\\n\\t#endif\\n\\t#if NUM_POINT_LIGHT_SHADOWS > 0\\n\\t\\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\\n\\t\\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\\n\\t\\tstruct PointLightShadow {\\n\\t\\t\\tfloat shadowBias;\\n\\t\\t\\tfloat shadowNormalBias;\\n\\t\\t\\tfloat shadowRadius;\\n\\t\\t\\tvec2 shadowMapSize;\\n\\t\\t\\tfloat shadowCameraNear;\\n\\t\\t\\tfloat shadowCameraFar;\\n\\t\\t};\\n\\t\\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\\n\\t#endif\\n\\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\\n\\t\\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\\n\\t}\\n\\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\\n\\t\\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\\n\\t}\\n\\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\\n\\t\\tfloat occlusion = 1.0;\\n\\t\\tvec2 distribution = texture2DDistribution( shadow, uv );\\n\\t\\tfloat hard_shadow = step( compare , distribution.x );\\n\\t\\tif (hard_shadow != 1.0 ) {\\n\\t\\t\\tfloat distance = compare - distribution.x ;\\n\\t\\t\\tfloat variance = max( 0.00000, distribution.y * distribution.y );\\n\\t\\t\\tfloat softness_probability = variance / (variance + distance * distance );\\t\\t\\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\\t\\t\\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\\n\\t\\t}\\n\\t\\treturn occlusion;\\n\\t}\\n\\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\\n\\t\\tfloat shadow = 1.0;\\n\\t\\tshadowCoord.xyz /= shadowCoord.w;
109\\n\\t\\tshadowCoord.z += shadowBias;\\n\\t\\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\\n\\t\\tbool inFrustum = all( inFrustumVec );\\n\\t\\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\\n\\t\\tbool frustumTest = all( frustumTestVec );\\n\\t\\tif ( frustumTest ) {\\n\\t\\t#if defined( SHADOWMAP_TYPE_PCF )\\n\\t\\t\\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\\n\\t\\t\\tfloat dx0 = - texelSize.x * shadowRadius;\\n\\t\\t\\tfloat dy0 = - texelSize.y * shadowRadius;\\n\\t\\t\\tfloat dx1 = + texelSize.x * shadowRadius;\\n\\t\\t\\tfloat dy1 = + texelSize.y * shadowRadius;\\n\\t\\t\\tfloat dx2 = dx0 / 2.0;\\n\\t\\t\\tfloat dy2 = dy0 / 2.0;\\n\\t\\t\\tfloat dx3 = dx1 / 2.0;\\n\\t\\t\\tfloat dy3 = dy1 / 2.0;\\n\\t\\t\\tshadow = (\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\\n\\t\\t\\t) * ( 1.0 / 17.0 );\\n\\t\\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\\n\\t\\t\\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\\n\\t\\t\\tfloat dx = texelSize.x;\\n\\t\\t\\tfloat dy = texelSize.y;\\n\\t\\t\\tvec2 uv = shadowCoord.xy;\\n\\t\\t\\tvec2 f = fract( uv * shadowMapSize + 0.5 );\\n\\t\\t\\tuv -= f * texelSize;\\n\\t\\t\\tshadow = (\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\\n\\t\\t\\t\\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \\n\\t\\t\\t\\t\\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\\n\\t\\t\\t\\t\\t f.x ) +\\n\\t\\t\\t\\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \\n\\t\\t\\t\\t\\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\\n\\t\\t\\t\\t\\t f.x ) +\\n\\t\\t\\t\\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \\n\\t\\t\\t\\t\\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\\n\\t\\t\\t\\t\\t f.y ) +\\n\\t\\t\\t\\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \\n\\t\\t\\t\\t\\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\\n\\t\\t\\t\\t\\t f.y ) +\\n\\t\\t\\t\\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \\n\\t\\t\\t\\t\\t\\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\\n\\t\\t\\t\\t\\t\\t f.x ),\\n\\t\\t\\t\\t\\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \\n\\t\\t\\t\\t\\t\\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\\n\\t\\t\\t\\t\\t\\t f.x ),\\n\\t\\t\\t\\t\\t f.y )\\n\\t\\t\\t) * ( 1.0 / 9.0 );\\n\\t\\t#elif defined( SHADOWMAP_TYPE_VSM )\\n\\t\\t\\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\\n\\t\\t#else\\n\\t\\t\\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\\n\\t\\t#endif\\n\\t\\t}\\n\\t\\treturn shadow;\\n\\t}\\n\\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\\n\\t\\tvec3 absV = abs( v );\\n\\t\\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\\n\\t\\tabsV *= scaleToCube;\\n\\t\\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\\n\\t\\tvec2 planar = v.xy;\\n\\t\\tfloat almostATexel = 1.5 * texelSizeY;\\n\\t\\tfloat almostOne = 1.0 - almostATexel;\\n\\t\\tif ( absV.z >= almostOne ) {\\n\\t\\t\\tif ( v.z > 0.0 )\\n\\t\\t\\t\\tplanar.x = 4.0 - v.x;\\n\\t\\t} else if ( absV.x >= almostOne ) {\\n\\t\\t\\tfloat signX = sign( v.x );\\n\\t\\t\\tplanar.x = v.z * signX + 2.0 * signX;\\n\\t\\t} else if ( absV.y >= almostOne ) {\\n\\t\\t\\tfloat signY = sign( v.y );\\n\\t\\t\\tplanar.x = v.x + 2.0 * signY + 2.0;\\n\\t\\t\\tplanar.y = v.z * signY - 2.0;\\n\\t\\t}\\n\\t\\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\\n\\t}\\n\\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\\n\\t\\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\\n\\t\\tvec3 lightToPosition = shadowCoord.xyz;\\n\\t\\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\\t\\tdp += shadowBias;\\n\\t\\tvec3 bd3D = normalize( lightToPosition );\\n\\t\\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\\n\\t\\t\\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\\n\\t\\t\\treturn (\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\\n\\t\\t\\t\\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\\n\\t\\t\\t) * ( 1.0 / 9.0 );\\n\\t\\t#else\\n\\t\\t\\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\\n\\t\\t#endif\\n\\t}\\n#endif\";\n\nvar shadowmap_pars_vertex = \"#ifdef USE_SHADOWMAP\\n\\t#if NUM_DIR_LIGHT_SHADOWS > 0\\n\\t\\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\\n\\t\\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
109\\n\\t\\tstruct DirectionalLightShadow {\\n\\t\\t\\tfloat shadowBias;\\n\\t\\t\\tfloat shadowNormalBias;\\n\\t\\t\\tfloat shadowRadius;\\n\\t\\t\\tvec2 shadowMapSize;\\n\\t\\t};\\n\\t\\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\\n\\t#endif\\n\\t#if NUM_SPOT_LIGHT_SHADOWS > 0\\n\\t\\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\\n\\t\\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\\n\\t\\tstruct SpotLightShadow {\\n\\t\\t\\tfloat shadowBias;\\n\\t\\t\\tfloat shadowNormalBias;\\n\\t\\t\\tfloat shadowRadius;\\n\\t\\t\\tvec2 shadowMapSize;\\n\\t\\t};\\n\\t\\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\\n\\t#endif\\n\\t#if NUM_POINT_LIGHT_SHADOWS > 0\\n\\t\\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\\n\\t\\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\\n\\t\\tstruct PointLightShadow {\\n\\t\\t\\tfloat shadowBias;\\n\\t\\t\\tfloat shadowNormalBias;\\n\\t\\t\\tfloat shadowRadius;\\n\\t\\t\\tvec2 shadowMapSize;\\n\\t\\t\\tfloat shadowCameraNear;\\n\\t\\t\\tfloat shadowCameraFar;\\n\\t\\t};\\n\\t\\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\\n\\t#endif\\n#endif\";\n\nvar shadowmap_vertex = \"#ifdef USE_SHADOWMAP\\n\\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\\n\\t\\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\\n\\t\\tvec4 shadowWorldPosition;\\n\\t#endif\\n\\t#if NUM_DIR_LIGHT_SHADOWS > 0\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\\n\\t\\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\\n\\t\\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\\n\\t}\\n\\t#pragma unroll_loop_end\\n\\t#endif\\n\\t#if NUM_SPOT_LIGHT_SHADOWS > 0\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\\n\\t\\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\\n\\t\\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\\n\\t}\\n\\t#pragma unroll_loop_end\\n\\t#endif\\n\\t#if NUM_POINT_LIGHT_SHADOWS > 0\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\\n\\t\\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\\n\\t\\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\\n\\t}\\n\\t#pragma unroll_loop_end\\n\\t#endif\\n#endif\";\n\nvar shadowmask_pars_fragment = \"float getShadowMask() {\\n\\tfloat shadow = 1.0;\\n\\t#ifdef USE_SHADOWMAP\\n\\t#if NUM_DIR_LIGHT_SHADOWS > 0\\n\\tDirectionalLightShadow directionalLight;\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\\n\\t\\tdirectionalLight = directionalLightShadows[ i ];\\n\\t\\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\\n\\t}\\n\\t#pragma unroll_loop_end\\n\\t#endif\\n\\t#if NUM_SPOT_LIGHT_SHADOWS > 0\\n\\tSpotLightShadow spotLight;\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\\n\\t\\tspotLight = spotLightShadows[ i ];\\n\\t\\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\\n\\t}\\n\\t#pragma unroll_loop_end\\n\\t#endif\\n\\t#if NUM_POINT_LIGHT_SHADOWS > 0\\n\\tPointLightShadow pointLight;\\n\\t#pragma unroll_loop_start\\n\\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\\n\\t\\tpointLight = pointLightShadows[ i ];\\n\\t\\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\\n\\t}\\n\\t#pragma unroll_loop_end\\n\\t#endif\\n\\t#endif\\n\\treturn shadow;\\n}\";\n\nvar skinbase_vertex = \"#ifdef USE_SKINNING\\n\\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\\n\\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\\n\\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\\n\\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\\n#endif\";\n\nvar skinning_pars_vertex = \"#ifdef USE_SKINNING\\n\\tuniform mat4 bindMatrix;\\n\\tuniform mat4 bindMatrixInverse;\\n\\t#ifdef BONE_TEXTURE\\n\\t\\tuniform highp sampler2D boneTexture;\\n\\t\\tuniform int boneTextureSize;\\n\\t\\tmat4 getBoneMatrix( const in float i ) {\\n\\t\\t\\tfloat j = i * 4.0;\\n\\t\\t\\tfloat x = mod( j, float( boneTextureSize ) );\\n\\t\\t\\tfloat y = floor( j / float( boneTextureSize ) );\\n\\t\\t\\tfloat dx = 1.0 / float( boneTextureSize );\\n\\t\\t\\tfloat dy = 1.0 / float( boneTextureSize );\\n\\t\\t\\ty = dy * ( y + 0.5 );\\n\\t\\t\\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\\n\\t\\t\\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\\n\\t\\t\\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\\n\\t\\t\\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\\n\\t\\t\\tmat4 bone = mat4( v1, v2, v3, v4 );\\n\\t\\t\\treturn bone;\\n\\t\\t}\\n\\t#else\\n\\t\\tuniform mat4 boneMatrices[ MAX_BONES ];\\n\\t\\tmat4 getBoneMatrix( const in float i ) {\\n\\t\\t\\tmat4 bone = boneMatrices[ int(i) ];\\n\\t\\t\\treturn bone;\\n\\t\\t}\\n\\t#endif\\n#endif\";\n\nvar skinning_vertex = \"#ifdef USE_SKINNING\\n\\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\\n\\tvec4 skinned = vec4( 0.0 );\\n\\tskinned += boneMatX * skinVertex * skinWeight.x;\\n\\tskinned += boneMatY * skinVertex * skinWeight.y;\\n\\tskinned += boneMatZ * skinVertex * skinWeight.z;\\n\\tskinned += boneMatW * skinVertex * skinWeight.w;\\n\\ttransformed = ( bindMatrixInverse * skinned ).xyz;\\n#endif\";\n\nvar skinnormal_vertex = \"#ifdef USE_SKINNING\\n\\tmat4 skinMatrix = mat4( 0.0 );\\n\\tskinMatrix += skinWeight.x * boneMatX;\\n\\tskinMatrix += skinWeight.y * boneMatY;\\n\\tskinMatrix += skinWeight.z * boneMatZ;\\n\\tskinMatrix += skinWeight.w * boneMatW;
109\\n\\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\\n\\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\\n\\t#ifdef USE_TANGENT\\n\\t\\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\\n\\t#endif\\n#endif\";\n\nvar specularmap_fragment = \"float specularStrength;\\n#ifdef USE_SPECULARMAP\\n\\tvec4 texelSpecular = texture2D( specularMap, vUv );\\n\\tspecularStrength = texelSpecular.r;\\n#else\\n\\tspecularStrength = 1.0;\\n#endif\";\n\nvar specularmap_pars_fragment = \"#ifdef USE_SPECULARMAP\\n\\tuniform sampler2D specularMap;\\n#endif\";\n\nvar tonemapping_fragment = \"#if defined( TONE_MAPPING )\\n\\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\\n#endif\";\n\nvar tonemapping_pars_fragment = \"#ifndef saturate\\n#define saturate(a) clamp( a, 0.0, 1.0 )\\n#endif\\nuniform float toneMappingExposure;\\nvec3 LinearToneMapping( vec3 color ) {\\n\\treturn toneMappingExposure * color;\\n}\\nvec3 ReinhardToneMapping( vec3 color ) {\\n\\tcolor *= toneMappingExposure;\\n\\treturn saturate( color / ( vec3( 1.0 ) + color ) );\\n}\\nvec3 OptimizedCineonToneMapping( vec3 color ) {\\n\\tcolor *= toneMappingExposure;\\n\\tcolor = max( vec3( 0.0 ), color - 0.004 );\\n\\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\\n}\\nvec3 RRTAndODTFit( vec3 v ) {\\n\\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\\n\\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\\n\\treturn a / b;\\n}\\nvec3 ACESFilmicToneMapping( vec3 color ) {\\n\\tconst mat3 ACESInputMat = mat3(\\n\\t\\tvec3( 0.59719, 0.07600, 0.02840 ),\\t\\tvec3( 0.35458, 0.90834, 0.13383 ),\\n\\t\\tvec3( 0.04823, 0.01566, 0.83777 )\\n\\t);\\n\\tconst mat3 ACESOutputMat = mat3(\\n\\t\\tvec3( 1.60475, -0.10208, -0.00327 ),\\t\\tvec3( -0.53108, 1.10813, -0.07276 ),\\n\\t\\tvec3( -0.07367, -0.00605, 1.07602 )\\n\\t);\\n\\tcolor *= toneMappingExposure / 0.6;\\n\\tcolor = ACESInputMat * color;\\n\\tcolor = RRTAndODTFit( color );\\n\\tcolor = ACESOutputMat * color;\\n\\treturn saturate( color );\\n}\\nvec3 CustomToneMapping( vec3 color ) { return color; }\";\n\nvar transmissionmap_fragment = \"#ifdef USE_TRANSMISSIONMAP\\n\\ttotalTransmission *= texture2D( transmissionMap, vUv ).r;\\n#endif\";\n\nvar transmissionmap_pars_fragment = \"#ifdef USE_TRANSMISSIONMAP\\n\\tuniform sampler2D transmissionMap;\\n#endif\";\n\nvar uv_pars_fragment = \"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\\n\\tvarying vec2 vUv;\\n#endif\";\n\nvar uv_pars_vertex = \"#ifdef USE_UV\\n\\t#ifdef UVS_VERTEX_ONLY\\n\\t\\tvec2 vUv;\\n\\t#else\\n\\t\\tvarying vec2 vUv;\\n\\t#endif\\n\\tuniform mat3 uvTransform;\\n#endif\";\n\nvar uv_vertex = \"#ifdef USE_UV\\n\\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\\n#endif\";\n\nvar uv2_pars_fragment = \"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\\n\\tvarying vec2 vUv2;\\n#endif\";\n\nvar uv2_pars_vertex = \"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\\n\\tattribute vec2 uv2;\\n\\tvarying vec2 vUv2;\\n\\tuniform mat3 uv2Transform;\\n#endif\";\n\nvar uv2_vertex = \"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\\n\\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\\n#endif\";\n\nvar worldpos_vertex = \"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\\n\\tvec4 worldPosition = vec4( transformed, 1.0 );\\n\\t#ifdef USE_INSTANCING\\n\\t\\tworldPosition = instanceMatrix * worldPosition;\\n\\t#endif\\n\\tworldPosition = modelMatrix * worldPosition;\\n#endif\";\n\nvar background_frag = \"uniform sampler2D t2D;\\nvarying vec2 vUv;\\nvoid main() {\\n\\tvec4 texColor = texture2D( t2D, vUv );\\n\\tgl_FragColor = mapTexelToLinear( texColor );\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n}\";\n\nvar background_vert = \"varying vec2 vUv;\\nuniform mat3 uvTransform;\\nvoid main() {\\n\\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\\n\\tgl_Position = vec4( position.xy, 1.0, 1.0 );\\n}\";\n\nvar cube_frag = \"#include <envmap_common_pars_fragment>\\nuniform float opacity;\\nvarying vec3 vWorldDirection;\\n#include <cube_uv_reflection_fragment>\\nvoid main() {\\n\\tvec3 vReflect = vWorldDirection;\\n\\t#include <envmap_fragment>\\n\\tgl_FragColor = envColor;\\n\\tgl_FragColor.a *= opacity;\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n}\";\n\nvar cube_vert = \"varying vec3 vWorldDirection;\\n#include <common>\\nvoid main() {\\n\\tvWorldDirection = transformDirection( position, modelMatrix );\\n\\t#include <begin_vertex>\\n\\t#include <project_vertex>\\n\\tgl_Position.z = gl_Position.w;\\n}\";\n\nvar depth_frag = \"#if DEPTH_PACKING == 3200\\n\\tuniform float opacity;\\n#endif\\n#include <common>\\n#include <packing>\\n#include <uv_pars_fragment>\\n#include <map_pars_fragment>\\n#include <alphamap_pars_fragment>\\n#include <logdepthbuf_pars_fragment>\\n#include <clipping_planes_pars_fragment>\\nvarying vec2 vHighPrecisionZW;\\nvoid main() {\\n\\t#include <clipping_planes_fragment>\\n\\tvec4 diffuseColor = vec4( 1.0 );\\n\\t#if DEPTH_PACKING == 3200\\n\\t\\tdiffuseColor.a = opacity;\\n\\t#endif\\n\\t#include <map_fragment>\\n\\t#include <alphamap_fragment>\\n\\t#include <alphatest_fragment>\\n\\t#include <logdepthbuf_fragment>\\n\\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\\n\\t#if DEPTH_PACKING == 3200\\n\\t\\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\\n\\t#elif DEPTH_PACKING == 3201\\n\\t\\tgl_FragColor = packDepthToRGBA( fragCoordZ );\\n\\t#endif\\n}\";\n\nvar depth_vert = \"#include <common>\\n#include <uv_pars_vertex>\\n#include <displacementmap_pars_vertex>\\n#include <morphtarget_pars_vertex>\\n#include <skinning_pars_vertex>\\n#include <logdepthbuf_pars_vertex>\\n#include <clipping_planes_pars_vertex>\\nvarying vec2 vHighPrecisionZW;\\nvoid main() {\\n\\t#include <uv_vertex>\\n\\t#include <skinbase_vertex>\\n\\t#ifdef USE_DISPLACEMENTMAP\\n\\t\\t#include <beginnormal_vertex>\\n\\t\\t#include <morphnormal_vertex>\\n\\t\\t#include <skinnormal_vertex>\\n\\t#endif\\n\\t#include <begin_vertex>\\n\\t#include <morphtarget_vertex>\\n\\t#include <skinning_vertex>\\n\\t#include <displacementmap_vertex>\\n\\t#include <project_vertex>\\n\\t#include <logdepthbuf_vertex>\\n\\t#include <clipping_planes_vertex>\\n\\tvHighPrecisionZW = gl_Position.zw;\\n}\";\n\nvar distanceRGBA_frag = \"#define DISTANCE\\nuniform vec3 referencePosition;\\nuniform float nearDistance;\\nuniform float farDistance;\\nvarying vec3 vWorldPosition;\\n#include <common>\\n#include <packing>\\n#include <uv_pars_fragment>\\n#include <map_pars_fragment>\\n#include <alphamap_pars_fragment>\\n#include <clipping_planes_pars_fragment>\\nvoid main () {\\n\\t#include <clipping_planes_fragment>\\n\\tvec4 diffuseColor = vec4( 1.0 );\\n\\t#include <map_fragment>\\n\\t#include <alphamap_fragment>\\n\\t#include <alphatest_fragment>\\n\\tfloat dist = length( vWorldPosition - referencePosition );\\n\\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\\n\\tdist = saturate( dist );\\n\\tgl_FragColor = packDepthToRGBA( dist );\\n}\";\n\nvar distanceRGBA_vert = \"#define DISTANCE\\nvarying vec3 vWorldPosition;\\n#include <common>\\n#include <uv_pars_vertex>\\n#include <displacementmap_pars_vertex>\\n#include <morphtarget_pars_vertex>\\n#include <skinning_pars_vertex>\\n#include <clipping_planes_pars_vertex>\\nvoid main() {\\n\\t#include <uv_vertex>\\n\\t#include <skinbase_vertex>\\n\\t#ifdef USE_DISPLACEMENTMAP\\n\\t\\t#include <beginnormal_vertex>\\n\\t\\t#include <morphnormal_vertex>\\n\\t\\t#include <skinnormal_vertex>\\n\\t#endif\\n\\t#include <begin_vertex>\\n\\t#include <morphtarget_vertex>\\n\\t#include <skinning_vertex>\\n\\t#include <displacementmap_vertex>\\n\\t#include <project_vertex>\\n\\t#include <worldpos_vertex>\\n\\t#include <clipping_planes_vertex>\\n\\tvWorldPosition = worldPosition.xyz;\\n}\";\n\nvar equirect_frag = \"uniform sampler2D tEquirect;\\nvarying vec3 vWorldDirection;\\n#include <common>\\nvoid main() {\\n\\tvec3 direction = normalize( vWorldDirection );\\n\\tvec2 sampleUV = equirectUv( direction );\\n\\tvec4 texColor = texture2D( tEquirect, sampleUV );\\n\\tgl_FragColor = mapTexelToLinear( texColor );\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n}\";\n\nvar equirect_vert = \"varying vec3 vWorldDirection;\\n#include <common>\\nvoid main() {\\n\\tvWorldDirection = transformDirection( position, modelMatrix );\\n\\t#include <begin_vertex>\\n\\t#include <project_vertex>\\n}\";\n\nvar linedashed_frag = \"uniform vec3 diffuse;\\nuniform float opacity;\\nuniform float dashSize;\\nuniform float totalSize;\\nvarying float vLineDistance;\\n#include <common>\\n#include <color_pars_fragment>\\n#include <fog_pars_fragment>\\n#include <logdepthbuf_pars_fragment>\\n#include <clipping_planes_pars_fragment>\\nvoid main() {\\n\\t#include <clipping_planes_fragment>\\n\\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\\n\\t\\tdiscard;\\n\\t}\\n\\tvec3 outgoingLight = vec3( 0.0 );\\n\\tvec4 diffuseColor = vec4( diffuse, opacity );\\n\\t#include <logdepthbuf_fragment>\\n\\t#include <color_fragment>\\n\\toutgoingLight = diffuseColor.rgb;\\n\\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n\\t#include <fog_fragment>\\n\\t#include <premultiplied_alpha_fragment>\\n}\";\n\nvar linedashed_vert = \"uniform float scale;\\nattribute float lineDistance;\\nvarying float vLineDistance;\\n#include <common>\\n#include <color_pars_vertex>\\n#include <fog_pars_vertex>\\n#include <morphtarget_pars_vertex>\\n#include <logdepthbuf_pars_vertex>\\n#include <clipping_planes_pars_vertex>\\nvoid main() {\\n\\tvLineDistance = scale * lineDistance;\\n\\t#include <color_vertex>\\n\\t#include <begin_vertex>\\n\\t#include <morphtarget_vertex>\\n\\t#include <project_vertex>\\n\\t#include <logdepthbuf_vertex>\\n\\t#include <clipping_planes_vertex>\\n\\t#include <fog_vertex>\\n}\";\n\nvar meshbasic_frag = \"uniform vec3 diffuse;\\nuniform float opacity;\\n#ifndef FLAT_SHADED\\n\\tvarying vec3 vNormal;\\n#endif\\n#include <common>\\n#include <dithering_pars_fragment>\\n#include <color_pars_fragment>\\n#include <uv_pars_fragment>\\n#include <uv2_pars_fragment>\\n#include <map_pars_fragment>\\n#include <alphamap_pars_fragment>\\n#include <aomap_pars_fragment>\\n#include <lightmap_pars_fragment>\\n#include <envmap_common_pars_fragment>\\n#include <envmap_pars_fragment>\\n#include <cube_uv_reflection_fragment>\\n#include <fog_pars_fragment>\\n#include <specularmap_pars_fragment>\\n#include <logdepthbuf_pars_fragment>\\n#include <clipping_planes_pars_fragment>\\nvoid main() {\\n\\t#include <clipping_planes_fragment>\\n\\tvec4 diffuseColor = vec4( diffuse, opacity );\\n\\t#include <logdepthbuf_fragment>\\n\\t#include <map_fragment>\\n\\t#include <color_fragment>\\n\\t#include <alphamap_fragment>\\n\\t#include <alphatest_fragment>\\n\\t#include <specularmap_fragment>\\n\\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\\n\\t#ifdef USE_LIGHTMAP\\n\\t\\n\\t\\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\\n\\t\\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\\n\\t#else\\n\\t\\treflectedLight.indirectDiffuse += vec3( 1.0 );\\n\\t#endif\\n\\t#include <aomap_fragment>\\n\\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\\n\\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\\n\\t#include <envmap_fragment>\\n\\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n\\t#include <fog_fragment>\\n\\t#include <premultiplied_alpha_fragment>\\n\\t#include <dithering_fragment>\\n}\";\n\nvar meshbasic_vert = \"#include <common>\\n#include <uv_pars_vertex>\\n#include <uv2_pars_vertex>\\n#include <envmap_pars_vertex>\\n#include <color_pars_vertex>\\n#include <fog_pars_vertex>\\n#include <morphtarget_pars_vertex>\\n#include <skinning_pars_vertex>\\n#include <logdepthbuf_pars_vertex>\\n#include <clipping_planes_pars_vertex>\\nvoid main() {\\n\\t#include <uv_vertex>\\n\\t#include <uv2_vertex>\\n\\t#include <color_vertex>\\n\\t#include <skinbase_vertex>\\n\\t#ifdef USE_ENVMAP\\n\\t#include <beginnormal_vertex>\\n\\t#include <morphnormal_vertex>\\n\\t#include <skinnormal_vertex>\\n\\t#include <defaultnormal_vertex>\\n\\t#endif\\n\\t#include <begin_vertex>\\n\\t#include <morphtarget_vertex>\\n\\t#include <skinning_vertex>\\n\\t#include <project_vertex>\\n\\t#include <logdepthbuf_vertex>\\n\\t#include <worldpos_vertex>\\n\\t#include <clipping_planes_vertex>\\n\\t#include <envmap_vertex>\\n\\t#include <fog_vertex>\\n}\";\n\nvar meshlambert_frag = \"uniform vec3 diffuse;\\nuniform vec3 emissive;\\nuniform float opacity;\\nvarying vec3 vLightFront;\\nvarying vec3 vIndirectFront;\\n#ifdef DOUBLE_SIDED\\n\\tvarying vec3 vLightBack;\\n\\tvarying vec3 vIndirectBack;\\n#endif\\n#include <common>\\n#include <packing>\\n#include <dithering_pars_fragment>\\n#include <color_pars_fragment>\\n#include <uv_pars_fragment>\\n#include <uv2_pars_fragment>\\n#include <map_pars_fragment>\\n#include <alphamap_pars_fragment>\\n#include <aomap_pars_fragment>\\n#include <lightmap_pars_fragment>\\n#include <emissivemap_pars_fragment>\\n#include <envmap_common_pars_fragment>\\n#include <envmap_pars_fragment>\\n#include <cube_uv_reflection_fragment>\\n#include <bsdfs>\\n#include <lights_pars_begin>\\n#include <fog_pars_fragment>\\n#include <shadowmap_pars_fragment>\\n#include <shadowmask_pars_fragment>\\n#include <specularmap_pars_fragment>\\n#include <logdepthbuf_pars_fragment>\\n#include <clipping_planes_pars_fragment>\\nvoid main() {\\n\\t#include <clipping_planes_fragment>\\n\\tvec4 diffuseColor = vec4( diffuse, opacity );\\n\\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\\n\\tvec3 totalEmissiveRadiance = emissive;\\n\\t#include <logdepthbuf_fragment>\\n\\t#include <map_fragment>\\n\\t#include <color_fragment>\\n\\t#include <alphamap_fragment>\\n\\t#include <alphatest_fragment>\\n\\t#include <specularmap_fragment>\\n\\t#include <emissivemap_fragment>\\n\\t#ifdef DOUBLE_SIDED\\n\\t\\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\\n\\t#else\\n\\t\\treflectedLight.indirectDiffuse += vIndirectFront;\\n\\t#endif\\n\\t#include <lightmap_fragment>\\n\\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\\n\\t#ifdef DOUBLE_SIDED\\n\\t\\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\\n\\t#else\\n\\t\\treflectedLight.directDiffuse = vLightFront;\\n\\t#endif\\n\\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\\n\\t#include <aomap_fragment>\\n\\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\\n\\t#include <envmap_fragment>\\n\\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n\\t#include <fog_fragment>\\n\\t#include <premultiplied_alpha_fragment>\\n\\t#include <dithering_fragment>\\n}\";\n\nvar meshlambert_vert = \"#define LAMBERT\\nvarying vec3 vLightFront;\\nvarying vec3 vIndirectFront;\\n#ifdef DOUBLE_SIDED\\n\\tvarying vec3 vLightBack;\\n\\tvarying vec3 vIndirectBack;\\n#endif\\n#include <common>\\n#include <uv_pars_vertex>\\n#include <uv2_pars_vertex>\\n#include <envmap_pars_vertex>\\n#include <bsdfs>\\n#include <lights_pars_begin>\\n#include <color_pars_vertex>\\n#include <fog_pars_vertex>\\n#include <morphtarget_pars_vertex>\\n#include <skinning_pars_vertex>\\n#include <shadowmap_pars_vertex>\\n#include <logdepthbuf_pars_vertex>\\n#include <clipping_planes_pars_vertex>\\nvoid main() {\\n\\t#include <uv_vertex>\\n\\t#include <uv2_vertex>\\n\\t#include <color_vertex>\\n\\t#include <beginnormal_vertex>\\n\\t#include <morphnormal_vertex>\\n\\t#include <skinbase_vertex>\\n\\t#include <skinnormal_vertex>\\n\\t#include <defaultnormal_vertex>\\n\\t#include <begin_vertex>\\n\\t#include <morphtarget_vertex>\\n\\t#include <skinning_vertex>\\n\\t#include <project_vertex>\\n\\t#include <logdepthbuf_vertex>\\n\\t#include <clipping_planes_vertex>\\n\\t#include <worldpos_vertex>\\
109n\\t#include <envmap_vertex>\\n\\t#include <lights_lambert_vertex>\\n\\t#include <shadowmap_vertex>\\n\\t#include <fog_vertex>\\n}\";\n\nvar meshmatcap_frag = \"#define MATCAP\\nuniform vec3 diffuse;\\nuniform float opacity;\\nuniform sampler2D matcap;\\nvarying vec3 vViewPosition;\\n#ifndef FLAT_SHADED\\n\\tvarying vec3 vNormal;\\n#endif\\n#include <common>\\n#include <dithering_pars_fragment>\\n#include <color_pars_fragment>\\n#include <uv_pars_fragment>\\n#include <map_pars_fragment>\\n#include <alphamap_pars_fragment>\\n#include <fog_pars_fragment>\\n#include <bumpmap_pars_fragment>\\n#include <normalmap_pars_fragment>\\n#include <logdepthbuf_pars_fragment>\\n#include <clipping_planes_pars_fragment>\\nvoid main() {\\n\\t#include <clipping_planes_fragment>\\n\\tvec4 diffuseColor = vec4( diffuse, opacity );\\n\\t#include <logdepthbuf_fragment>\\n\\t#include <map_fragment>\\n\\t#include <color_fragment>\\n\\t#include <alphamap_fragment>\\n\\t#include <alphatest_fragment>\\n\\t#include <normal_fragment_begin>\\n\\t#include <normal_fragment_maps>\\n\\tvec3 viewDir = normalize( vViewPosition );\\n\\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\\n\\tvec3 y = cross( viewDir, x );\\n\\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\\n\\t#ifdef USE_MATCAP\\n\\t\\tvec4 matcapColor = texture2D( matcap, uv );\\n\\t\\tmatcapColor = matcapTexelToLinear( matcapColor );\\n\\t#else\\n\\t\\tvec4 matcapColor = vec4( 1.0 );\\n\\t#endif\\n\\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\\n\\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n\\t#include <fog_fragment>\\n\\t#include <premultiplied_alpha_fragment>\\n\\t#include <dithering_fragment>\\n}\";\n\nvar meshmatcap_vert = \"#define MATCAP\\nvarying vec3 vViewPosition;\\n#ifndef FLAT_SHADED\\n\\tvarying vec3 vNormal;\\n#endif\\n#include <common>\\n#include <uv_pars_vertex>\\n#include <color_pars_vertex>\\n#include <displacementmap_pars_vertex>\\n#include <fog_pars_vertex>\\n#include <morphtarget_pars_vertex>\\n#include <skinning_pars_vertex>\\n#include <logdepthbuf_pars_vertex>\\n#include <clipping_planes_pars_vertex>\\nvoid main() {\\n\\t#include <uv_vertex>\\n\\t#include <color_vertex>\\n\\t#include <beginnormal_vertex>\\n\\t#include <morphnormal_vertex>\\n\\t#include <skinbase_vertex>\\n\\t#include <skinnormal_vertex>\\n\\t#include <defaultnormal_vertex>\\n\\t#ifndef FLAT_SHADED\\n\\t\\tvNormal = normalize( transformedNormal );\\n\\t#endif\\n\\t#include <begin_vertex>\\n\\t#include <morphtarget_vertex>\\n\\t#include <skinning_vertex>\\n\\t#include <displacementmap_vertex>\\n\\t#include <project_vertex>\\n\\t#include <logdepthbuf_vertex>\\n\\t#include <clipping_planes_vertex>\\n\\t#include <fog_vertex>\\n\\tvViewPosition = - mvPosition.xyz;\\n}\";\n\nvar meshtoon_frag = \"#define TOON\\nuniform vec3 diffuse;\\nuniform vec3 emissive;\\nuniform float opacity;\\n#include <common>\\n#include <packing>\\n#include <dithering_pars_fragment>\\n#include <color_pars_fragment>\\n#include <uv_pars_fragment>\\n#include <uv2_pars_fragment>\\n#include <map_pars_fragment>\\n#include <alphamap_pars_fragment>\\n#include <aomap_pars_fragment>\\n#include <lightmap_pars_fragment>\\n#include <emissivemap_pars_fragment>\\n#include <gradientmap_pars_fragment>\\n#include <fog_pars_fragment>\\n#include <bsdfs>\\n#include <lights_pars_begin>\\n#include <lights_toon_pars_fragment>\\n#include <shadowmap_pars_fragment>\\n#include <bumpmap_pars_fragment>\\n#include <normalmap_pars_fragment>\\n#include <logdepthbuf_pars_fragment>\\n#include <clipping_planes_pars_fragment>\\nvoid main() {\\n\\t#include <clipping_planes_fragment>\\n\\tvec4 diffuseColor = vec4( diffuse, opacity );\\n\\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\\n\\tvec3 totalEmissiveRadiance = emissive;\\n\\t#include <logdepthbuf_fragment>\\n\\t#include <map_fragment>\\n\\t#include <color_fragment>\\n\\t#include <alphamap_fragment>\\n\\t#include <alphatest_fragment>\\n\\t#include <normal_fragment_begin>\\n\\t#include <normal_fragment_maps>\\n\\t#include <emissivemap_fragment>\\n\\t#include <lights_toon_fragment>\\n\\t#include <lights_fragment_begin>\\n\\t#include <lights_fragment_maps>\\n\\t#include <lights_fragment_end>\\n\\t#include <aomap_fragment>\\n\\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\\n\\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n\\t#include <fog_fragment>\\n\\t#include <premultiplied_alpha_fragment>\\n\\t#include <dithering_fragment>\\n}\";\n\nvar meshtoon_vert = \"#define TOON\\nvarying vec3 vViewPosition;\\n#ifndef FLAT_SHADED\\n\\tvarying vec3 vNormal;\\n#endif\\n#include <common>\\n#include <uv_pars_vertex>\\n#include <uv2_pars_vertex>\\n#include <displacementmap_pars_vertex>\\n#include <color_pars_vertex>\\n#include <fog_pars_vertex>\\n#include <morphtarget_pars_vertex>\\n#include <skinning_pars_vertex>\\n#include <shadowmap_pars_vertex>\\n#include <logdepthbuf_pars_vertex>\\n#include <clipping_planes_pars_vertex>\\nvoid main() {\\n\\t#include <uv_vertex>\\n\\t#include <uv2_vertex>\\n\\t#include <color_vertex>\\n\\t#include <beginnormal_vertex>\\n\\t#include <morphnormal_vertex>\\n\\t#include <skinbase_vertex>\\n\\t#include <skinnormal_vertex>\\n\\t#include <defaultnormal_vertex>\\n#ifndef FLAT_SHADED\\n\\tvNormal = normalize( transformedNormal );\\n#endif\\n\\t#include <begin_vertex>\\n\\t#include <morphtarget_vertex>\\n\\t#include <skinning_vertex>\\n\\t#include <displacementmap_vertex>\\n\\t#include <project_vertex>\\n\\t#include <logdepthbuf_vertex>\\n\\t#include <clipping_planes_vertex>\\n\\tvViewPosition = - mvPosition.xyz;\\n\\t#include <worldpos_vertex>\\n\\t#include <shadowmap_vertex>\\n\\t#include <fog_vertex>\\n}\";\n\nvar meshphong_frag = \"#define PHONG\\nuniform vec3 diffuse;\\nuniform vec3 emissive;\\nuniform vec3 specular;\\nuniform float shininess;\\nuniform float opacity;\\n#include <common>\\n#include <packing>\\n#include <dithering_pars_fragment>\\n#include <color_pars_fragment>\\n#include <uv_pars_fragment>\\n#include <uv2_pars_fragment>\\n#include <map_pars_fragment>\\n#include <alphamap_pars_fragment>\\n#include <aomap_pars_fragment>\\n#include <lightmap_pars_fragment>\\n#include <emissivemap_pars_fragment>\\n#include <envmap_common_pars_fragment>\\n#include <envmap_pars_fragment>\\n#include <cube_uv_reflection_fragment>\\n#include <fog_pars_fragment>\\n#include <bsdfs>\\n#include <lights_pars_begin>\\n#include <lights_phong_pars_fragment>\\n#include <shadowmap_pars_fragment>\\n#include <bumpmap_pars_fragment>\\n#include <normalmap_pars_fragment>\\n#include <specularmap_pars_fragment>\\n#include <logdepthbuf_pars_fragment>\\n#include <clipping_planes_pars_fragment>\\nvoid main() {\\n\\t#include <clipping_planes_fragment>\\n\\tvec4 diffuseColor = vec4( diffuse, opacity );\\n\\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\\n\\tvec3 totalEmissiveRadiance = emissive;\\n\\t#include <logdepthbuf_fragment>\\n\\t#include <map_fragment>\\n\\t#include <color_fragment>\\n\\t#include <alphamap_fragment>\\n\\t#include <alphatest_fragment>\\n\\t#include <specularmap_fragment>\\n\\t#include <normal_fragment_begin>\\n\\t#include <normal_fragment_maps>\\n\\t#include <emissivemap_fragment>\\n\\t#include <lights_phong_fragment>\\n\\t#include <lights_fragment_begin>\\n\\t#include <lights_fragment_maps>\\n\\t#include <lights_fragment_end>\\n\\t#include <aomap_fragment>\\n\\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\\n\\t#include <envmap_fragment>\\n\\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n\\t#include <fog_fragment>\\n\\t#include <premultiplied_alpha_fragment>\\n\\t#include <dithering_fragment>\\n}\";\n\nvar meshphong_vert = \"#define PHONG\\nvarying vec3 vViewPosition;\\n#ifndef FLAT_SHADED\\n\\tvarying vec3 vNormal;\\n#endif\\n#include <common>\\n#include <uv_pars_vertex>\\n#include <uv2_pars_vertex>\\n#include <displacementmap_pars_vertex>\\n#include <envmap_pars_vertex>\\n#include <color_pars_vertex>\\n#include <fog_pars_vertex>\\n#include <morphtarget_pars_vertex>\\n#include <skinning_pars_vertex>\\n#include <shadowmap_pars_vertex>\\n#include <logdepthbuf_pars_vertex>\\n#include <clipping_planes_pars_vertex>\\nvoid main() {\\n\\t#include <uv_vertex>\\n\\t#include <uv2_vertex>\\n\\t#include <color_vertex>\\n\\t#include <beginnormal_vertex>\\n\\t#include <morphnormal_vertex>\\n\\t#include <skinbase_vertex>\\n\\t#include <skinnormal_vertex>\\n\\t#include <defaultnormal_vertex>\\n#ifndef FLAT_SHADED\\n\\tvNormal = normalize( transformedNormal );\\n#endif\\n\\t#include <begin_vertex>\\n\\t#include <morphtarget_vertex>\\n\\t#include <skinning_vertex>\\n\\t#include <displacementmap_vertex>\\n\\t#include <project_vertex>\\n\\t#include <logdepthbuf_vertex>\\n\\t#include <clipping_planes_vertex>\\n\\tvViewPosition = - mvPosition.xyz;\\n\\t#include <worldpos_vertex>\\n\\t#include <envmap_vertex>\\n\\t#include <shadowmap_vertex>\\n\\t#include <fog_vertex>\\n}\";\n\nvar meshphysical_frag = \"#define STANDARD\\n#ifdef PHYSICAL\\n\\t#define REFLECTIVITY\\n\\t#define CLEARCOAT\\n\\t#define TRANSMISSION\\n#endif\\nuniform vec3 diffuse;\\nuniform vec3 emissive;\\nuniform float roughness;\\nuniform float metalness;\\nuniform float opacity;\\n#ifdef TRANSMISSION\\n\\tuniform float transmission;\\n#endif\\n#ifdef REFLECTIVITY\\n\\tuniform float reflectivity;\\n#endif\\n#ifdef CLEARCOAT\\n\\tuniform float clearcoat;\\n\\tuniform float clearcoatRoughness;\\n#endif\\n#ifdef USE_SHEEN\\n\\tuniform vec3 sheen;\\n#endif\\nvarying vec3 vViewPosition;\\n#ifndef FLAT_SHADED\\n\\tvarying vec3 vNormal;\\n\\t#ifdef USE_TANGENT\\n\\t\\tvarying vec3 vTangent;\\n\\t\\tvarying vec3 vBitangent;\\n\\t#endif\\n#endif\\n#include <common>\\n#include <packing>\\n#include <dithering_pars_fragment>\\n#include <color_pars_fragment>\\n#include <uv_pars_fragment>\\n#include <uv2_pars_fragment>\\n#include <map_pars_fragment>\\n#include <alphamap_pars_fragment>\\n#include <aomap_pars_fragment>\\n#include <lightmap_pars_fragment>\\n#include <emissivemap_pars_fragment>\\n#include <transmissionmap_pars_fragment>\\n#include <bsdfs>\\n#include <cube_uv_reflection_fragment>\\n#include <envmap_common_pars_fragment>\\n#include <envmap_physical_pars_fragment>\\n#include <fog_pars_fragment>\\n#include <lights_pars_begin>\\n#include <lights_physical_pars_fragment>\\n#include <shadowmap_pars_fragment>\\n#include <bumpmap_pars_fragment>\\n#include <normalmap_pars_fragment>\\n#include <clearcoat_pars_fragment>\\n#include <roughnessmap_pars_fragment>\\n#include <metalnessmap_pars_fragment>\\n#include <logdepthbuf_pars_fragment>\\n#include <clipping_planes_pars_fragment>\\nvoid main() {\\n\\t#include <clipping_planes_fragment>\\n\\tvec4 diffuseColor = vec4( diffuse, opacity );\\n\\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\\n\\tvec3 totalEmissiveRadiance = emissive;\\n\\t#ifdef TRANSMISSION\\n\\t\\tfloat totalTransmission = transmission;\\n\\t#endif\\n\\t#include <logdepthbuf_fragment>\\n\\t#include <map_fragment>\\n\\t#include <color_fragment>\\n\\t#include <alphamap_fragment>\\n\\t#include <alphatest_fragment>\\n\\t#include <roughnessmap_fragment>\\n\\t#include <metalnessmap_fragment>\\n\\t#include <normal_fragment_begin>\\n\\t#include <normal_fragment_maps>\\n\\t#include <clearcoat_normal_fragment_begin>\\n\\t#include <clearcoat_normal_fragment_maps>\\n\\t#include <emissivemap_fragment>\\n\\t#include <transmissionmap_fragment>\\n\\t#include <lights_physical_fragment>\\n\\t#include <lights_fragment_begin>\\n\\t#include <lights_fragment_maps>\\n\\t#include <lights_fragment_end>\\n\\t#include <aomap_fragment>\\n\\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\\n\\t#ifdef TRANSMISSION\\n\\t\\tdiffuseColor.a *= saturate( 1. - totalTransmission + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\\n\\t#endif\\n\\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n\\t#include <fog_fragment>\\n\\t#include <premultiplied_alpha_fragment>\\n\\t#include <dithering_fragment>\\n}\";\n\nvar meshphysical_vert = \"#define STANDARD\\nvarying vec3 vViewPosition;\\n#ifndef FLAT_SHADED\\n\\tvarying vec3 vNormal;\\n\\t#ifdef USE_TANGENT\\n\\t\\tvarying vec3 vTangent;\\n\\t\\tvarying vec3 vBitangent;\\n\\t#endif\\n#endif\\n#include <common>\\n#include <uv_pars_vertex>\\n#include <uv2_pars_vertex>\\n#include <displacementmap_pars_vertex>\\n#include <color_pars_vertex>\\n#include <fog_pars_vertex>\\n#include <morphtarget_pars_vertex>\\n#include <skinning_pars_vertex>\\n#include <shadowmap_pars_vertex>\\n#include <logdepthbuf_pars_vertex>\\n#include <clipping_planes_pars_vertex>\\nvoid main() {\\n\\t#include <uv_vertex>\\n\\t#include <uv2_vertex>\\n\\t#include <color_vertex>\\n\\t#include <beginnormal_vertex>\\n\\t#include <morphnormal_vertex>\\n\\t#include <skinbase_vertex>\\n\\t#include <skinnormal_vertex>\\n\\t#include <defaultnormal_vertex>\\n#ifndef FLAT_SHADED\\n\\tvNormal = normalize( transformedNormal );\\n\\t#ifdef USE_TANGENT\\n\\t\\tvTangent = normalize( transformedTangent );\\n\\t\\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\\n\\t#endif\\n#endif\\n\\t#include <begin_vertex>\\n\\t#include <morphtarget_vertex>\\n\\t#include <skinning_vertex>\\n\\t#include <displacementmap_vertex>\\n\\t#include <project_vertex>\\n\\t#include <logdepthbuf_vertex>\\n\\t#include <clipping_planes_vertex>\\n\\tvViewPosition = - mvPosition.xyz;\\n\\t#include <worldpos_vertex>\\n\\t#include <shadowmap_vertex>\\n\\t#include <fog_vertex>\\n}\";\n\nvar normal_frag = \"#define NORMAL\\nuniform float opacity;\\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\\n\\tvarying vec3 vViewPosition;\\n#endif\\n#ifndef FLAT_SHADED\\n\\tvarying vec3 vNormal;\\n\\t#ifdef USE_TANGENT\\n\\t\\tvarying vec3 vTangent;\\n\\t\\tvarying vec3 vBitangent;\\n\\t#endif\\n#endif\\n#include <packing>\\n#include <uv_pars_fragment>\\n#include <bumpmap_pars_fragment>\\n#include <normalmap_pars_fragment>\\n#include <logdepthbuf_pars_fragment>\\n#include <clipping_planes_pars_fragment>\\nvoid main() {\\n\\t#include <clipping_planes_fragment>\\n\\t#include <logdepthbuf_fragment>\\n\\t#include <normal_fragment_begin>\\n\\t#include <normal_fragment_maps>\\n\\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\\n}\";\n\nvar normal_vert = \"#define NORMAL\\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\\n\\tvarying vec3 vViewPosition;\\n#endif\\n#ifndef FLAT_SHADED\\n\\tvarying vec3 vNormal;\\n\\t#ifdef USE_TANGENT\\n\\t\\tvarying vec3 vTangent;\\n\\t\\tvarying vec3 vBitangent;\\n\\t#endif\\n#endif\\n#include <common>\\n#include <uv_pars_vertex>\\n#include <displacementmap_pars_vertex>\\n#include <morphtarget_pars_vertex>\\n#include <skinning_pars_vertex>\\n#include <logdepthbuf_pars_vertex>\\n#include <clipping_planes_pars_vertex>\\nvoid main() {\\n\\t#include <uv_vertex>\\n\\t#include <beginnormal_vertex>\\n\\t#include <morphnormal_vertex>\\n\\t#include <skinbase_vertex>\\n\\t#include <skinnormal_vertex>\\n\\t#include <defaultnormal_vertex>\\n#ifndef FLAT_SHADED\\n\\tvNormal = normalize( transformedNormal );\\n\\t#ifdef USE_TANGENT\\n\\t\\tvTangent = normalize( transformedTangent );\\n\\t\\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\\n\\t#endif\\n#endif\\n\\t#include <begin_vertex>\\n\\t#include <morphtarget_vertex>\\n\\t#include <skinning_vertex>\\n\\t#include <displacementmap_vertex>\\n\\t#include <project_vertex>\\n\\t#include <logdepthbuf_vertex>\\n\\t#include <clipping_planes_vertex>\\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_
109NORMALMAP )\\n\\tvViewPosition = - mvPosition.xyz;\\n#endif\\n}\";\n\nvar points_frag = \"uniform vec3 diffuse;\\nuniform float opacity;\\n#include <common>\\n#include <color_pars_fragment>\\n#include <map_particle_pars_fragment>\\n#include <fog_pars_fragment>\\n#include <logdepthbuf_pars_fragment>\\n#include <clipping_planes_pars_fragment>\\nvoid main() {\\n\\t#include <clipping_planes_fragment>\\n\\tvec3 outgoingLight = vec3( 0.0 );\\n\\tvec4 diffuseColor = vec4( diffuse, opacity );\\n\\t#include <logdepthbuf_fragment>\\n\\t#include <map_particle_fragment>\\n\\t#include <color_fragment>\\n\\t#include <alphatest_fragment>\\n\\toutgoingLight = diffuseColor.rgb;\\n\\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n\\t#include <fog_fragment>\\n\\t#include <premultiplied_alpha_fragment>\\n}\";\n\nvar points_vert = \"uniform float size;\\nuniform float scale;\\n#include <common>\\n#include <color_pars_vertex>\\n#include <fog_pars_vertex>\\n#include <morphtarget_pars_vertex>\\n#include <logdepthbuf_pars_vertex>\\n#include <clipping_planes_pars_vertex>\\nvoid main() {\\n\\t#include <color_vertex>\\n\\t#include <begin_vertex>\\n\\t#include <morphtarget_vertex>\\n\\t#include <project_vertex>\\n\\tgl_PointSize = size;\\n\\t#ifdef USE_SIZEATTENUATION\\n\\t\\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\\n\\t\\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\\n\\t#endif\\n\\t#include <logdepthbuf_vertex>\\n\\t#include <clipping_planes_vertex>\\n\\t#include <worldpos_vertex>\\n\\t#include <fog_vertex>\\n}\";\n\nvar shadow_frag = \"uniform vec3 color;\\nuniform float opacity;\\n#include <common>\\n#include <packing>\\n#include <fog_pars_fragment>\\n#include <bsdfs>\\n#include <lights_pars_begin>\\n#include <shadowmap_pars_fragment>\\n#include <shadowmask_pars_fragment>\\nvoid main() {\\n\\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n\\t#include <fog_fragment>\\n}\";\n\nvar shadow_vert = \"#include <common>\\n#include <fog_pars_vertex>\\n#include <shadowmap_pars_vertex>\\nvoid main() {\\n\\t#include <begin_vertex>\\n\\t#include <project_vertex>\\n\\t#include <worldpos_vertex>\\n\\t#include <beginnormal_vertex>\\n\\t#include <morphnormal_vertex>\\n\\t#include <skinbase_vertex>\\n\\t#include <skinnormal_vertex>\\n\\t#include <defaultnormal_vertex>\\n\\t#include <shadowmap_vertex>\\n\\t#include <fog_vertex>\\n}\";\n\nvar sprite_frag = \"uniform vec3 diffuse;\\nuniform float opacity;\\n#include <common>\\n#include <uv_pars_fragment>\\n#include <map_pars_fragment>\\n#include <alphamap_pars_fragment>\\n#include <fog_pars_fragment>\\n#include <logdepthbuf_pars_fragment>\\n#include <clipping_planes_pars_fragment>\\nvoid main() {\\n\\t#include <clipping_planes_fragment>\\n\\tvec3 outgoingLight = vec3( 0.0 );\\n\\tvec4 diffuseColor = vec4( diffuse, opacity );\\n\\t#include <logdepthbuf_fragment>\\n\\t#include <map_fragment>\\n\\t#include <alphamap_fragment>\\n\\t#include <alphatest_fragment>\\n\\toutgoingLight = diffuseColor.rgb;\\n\\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\\n\\t#include <tonemapping_fragment>\\n\\t#include <encodings_fragment>\\n\\t#include <fog_fragment>\\n}\";\n\nvar sprite_vert = \"uniform float rotation;\\nuniform vec2 center;\\n#include <common>\\n#include <uv_pars_vertex>\\n#include <fog_pars_vertex>\\n#include <logdepthbuf_pars_vertex>\\n#include <clipping_planes_pars_vertex>\\nvoid main() {\\n\\t#include <uv_vertex>\\n\\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\\n\\tvec2 scale;\\n\\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\\n\\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\\n\\t#ifndef USE_SIZEATTENUATION\\n\\t\\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\\n\\t\\tif ( isPerspective ) scale *= - mvPosition.z;\\n\\t#endif\\n\\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\\n\\tvec2 rotatedPosition;\\n\\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\\n\\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\\n\\tmvPosition.xy += rotatedPosition;\\n\\tgl_Position = projectionMatrix * mvPosition;\\n\\t#include <logdepthbuf_vertex>\\n\\t#include <clipping_planes_vertex>\\n\\t#include <fog_vertex>\\n}\";\n\nconst ShaderChunk = {\n\talphamap_fragment: alphamap_fragment,\n\talphamap_pars_fragment: alphamap_pars_fragment,\n\talphatest_fragment: alphatest_fragment,\n\taomap_fragment: aomap_fragment,\n\taomap_pars_fragment: aomap_pars_fragment,\n\tbegin_vertex: begin_vertex,\n\tbeginnormal_vertex: beginnormal_vertex,\n\tbsdfs: bsdfs,\n\tbumpmap_pars_fragment: bumpmap_pars_fragment,\n\tclipping_planes_fragment: clipping_planes_fragment,\n\tclipping_planes_pars_fragment: clipping_planes_pars_fragment,\n\tclipping_planes_pars_vertex: clipping_planes_pars_vertex,\n\tclipping_planes_vertex: clipping_planes_vertex,\n\tcolor_fragment: color_fragment,\n\tcolor_pars_fragment: color_pars_fragment,\n\tcolor_pars_vertex: color_pars_vertex,\n\tcolor_vertex: color_vertex,\n\tcommon: common,\n\tcube_uv_reflection_fragment: cube_uv_reflection_fragment,\n\tdefaultnormal_vertex: defaultnormal_vertex,\n\tdisplacementmap_pars_vertex: displacementmap_pars_vertex,\n\tdisplacementmap_vertex: displacementmap_vertex,\n\temissivemap_fragment: emissivemap_fragment,\n\temissivemap_pars_fragment: emissivemap_pars_fragment,\n\tencodings_fragment: encodings_fragment,\n\tencodings_pars_fragment: encodings_pars_fragment,\n\tenvmap_fragment: envmap_fragment,\n\tenvmap_common_pars_fragment: envmap_common_pars_fragment,\n\tenvmap_pars_fragment: envmap_pars_fragment,\n\tenvmap_pars_vertex: envmap_pars_vertex,\n\tenvmap_physical_pars_fragment: envmap_physical_pars_fragment,\n\tenvmap_vertex: envmap_vertex,\n\tfog_vertex: fog_vertex,\n\tfog_pars_vertex: fog_pars_vertex,\n\tfog_fragment: fog_fragment,\n\tfog_pars_fragment: fog_pars_fragment,\n\tgradientmap_pars_fragment: gradientmap_pars_fragment,\n\tlightmap_fragment: lightmap_fragment,\n\tlightmap_pars_fragment: lightmap_pars_fragment,\n\tlights_lambert_vertex: lights_lambert_vertex,\n\tlights_pars_begin: lights_pars_begin,\n\tlights_toon_fragment: lights_toon_fragment,\n\tlights_toon_pars_fragment: lights_toon_pars_fragment,\n\tlights_phong_fragment: lights_phong_fragment,\n\tlights_phong_pars_fragment: lights_phong_pars_fragment,\n\tlights_physical_fragment: lights_physical_fragment,\n\tlights_physical_pars_fragment: lights_physical_pars_fragment,\n\tlights_fragment_begin: lights_fragment_begin,\n\tlights_fragment_maps: lights_fragment_maps,\n\tlights_fragment_end: lights_fragment_end,\n\tlogdepthbuf_fragment: logdepthbuf_fragment,\n\tlogdepthbuf_pars_fragment: logdepthbuf_pars_fragment,\n\tlogdepthbuf_pars_vertex: logdepthbuf_pars_vertex,\n\tlogdepthbuf_vertex: logdepthbuf_vertex,\n\tmap_fragment: map_fragment,\n\tmap_pars_fragment: map_pars_fragment,\n\tmap_particle_fragment: map_particle_fragment,\n\tmap_particle_pars_fragment: map_particle_pars_fragment,\n\tmetalnessmap_fragment: metalnessmap_fragment,\n\tmetalnessmap_pars_fragment: metalnessmap_pars_fragment,\n\tmorphnormal_vertex: morphnormal_vertex,\n\tmorphtarget_pars_vertex: morphtarget_pars_vertex,\n\tmorphtarget_vertex: morphtarget_vertex,\n\tnormal_fragment_begin: normal_fragment_begin,\n\tnormal_fragment_maps: normal_fragment_maps,\n\tnormalmap_pars_fragment: normalmap_pars_fragment,\n\tclearcoat_normal_fragment_begin: clearcoat_normal_fragment_begin,\n\tclearcoat_normal_fragment_maps: clearcoat_normal_fragment_maps,\n\tclearcoat_pars_fragment: clearcoat_pars_fragment,\n\tpacking: packing,\n\tpremultiplied_alpha_fragment: premultiplied_alpha_fragment,\n\tproject_vertex: project_vertex,\n\tdithering_fragment: dithering_fragment,\n\tdithering_pars_fragment: dithering_pars_fragment,\n\troughnessmap_fragment: roughnessmap_fragment,\n\troughnessmap_pars_fragment: roughnessmap_pars_fragment,\n\tshadowmap_pars_fragment: shadowmap_pars_fragment,\n\tshadowmap_pars_vertex: shadowmap_pars_vertex,\n\tshadowmap_vertex: shadowmap_vertex,\n\tshadowmask_pars_fragment: shadowmask_pars_fragment,\n\tskinbase_vertex: skinbase_vertex,\n\tskinning_pars_vertex: skinning_pars_vertex,\n\tskinning_vertex: skinning_vertex,\n\tskinnormal_vertex: skinnormal_vertex,\n\tspecularmap_fragment: specularmap_fragment,\n\tspecularmap_pars_fragment: specularmap_pars_fragment,\n\ttonemapping_fragment: tonemapping_fragment,\n\ttonemapping_pars_fragment: tonemapping_pars_fragment,\n\ttransmissionmap_fragment: transmissionmap_fragment,\n\ttransmissionmap_pars_fragment: transmissionmap_pars_fragment,\n\tuv_pars_fragment: uv_pars_fragment,\n\tuv_pars_vertex: uv_pars_vertex,\n\tuv_vertex: uv_vertex,\n\tuv2_pars_fragment: uv2_pars_fragment,\n\tuv2_pars_vertex: uv2_pars_vertex,\n\tuv2_vertex: uv2_vertex,\n\tworldpos_vertex: worldpos_vertex,\n\n\tbackground_frag: background_frag,\n\tbackground_vert: background_vert,\n\tcube_frag: cube_frag,\n\tcube_vert: cube_vert,\n\tdepth_frag: depth_frag,\n\tdepth_vert: depth_vert,\n\tdistanceRGBA_frag: distanceRGBA_frag,\n\tdistanceRGBA_vert: distanceRGBA_vert,\n\tequirect_frag: equirect_frag,\n\tequirect_vert: equirect_vert,\n\tlinedashed_frag: linedashed_frag,\n\tlinedashed_vert: linedashed_vert,\n\tmeshbasic_frag: meshbasic_frag,\n\tmeshbasic_vert: meshbasic_vert,\n\tmeshlambert_frag: meshlambert_frag,\n\tmeshlambert_vert: meshlambert_vert,\n\tmeshmatcap_frag: meshmatcap_frag,\n\tmeshmatcap_vert: meshmatcap_vert,\n\tmeshtoon_frag: meshtoon_frag,\n\tmeshtoon_vert: meshtoon_vert,\n\tmeshphong_frag: meshphong_frag,\n\tmeshphong_vert: meshphong_vert,\n\tmeshphysical_frag: meshphysical_frag,\n\tmeshphysical_vert: meshphysical_vert,\n\tnormal_frag: normal_frag,\n\tnormal_vert: normal_vert,\n\tpoints_frag: points_frag,\n\tpoints_vert: points_vert,\n\tshadow_frag: shadow_frag,\n\tshadow_vert: shadow_vert,\n\tsprite_frag: sprite_frag,\n\tsprite_vert: sprite_vert\n};\n\nconst ShaderLib = {\n\n\tbasic: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.common,\n\t\t\tUniformsLib.specularmap,\n\t\t\tUniformsLib.envmap,\n\t\t\tUniformsLib.aomap,\n\t\t\tUniformsLib.lightmap,\n\t\t\tUniformsLib.fog\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.meshbasic_vert,\n\t\tfragmentShader: ShaderChunk.meshbasic_frag\n\n\t},\n\n\tlambert: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.common,\n\t\t\tUniformsLib.specularmap,\n\t\t\tUniformsLib.envmap,\n\t\t\tUniformsLib.aomap,\n\t\t\tUniformsLib.lightmap,\n\t\t\tUniformsLib.emissivemap,\n\t\t\tUniformsLib.fog,\n\t\t\tUniformsLib.lights,\n\t\t\t{\n\t\t\t\temissive: { value: new Color( 0x000000 ) }\n\t\t\t}\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.meshlambert_vert,\n\t\tfragmentShader: ShaderChunk.meshlambert_frag\n\n\t},\n\n\tphong: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.common,\n\t\t\tUniformsLib.specularmap,\n\t\t\tUniformsLib.envmap,\n\t\t\tUniformsLib.aomap,\n\t\t\tUniformsLib.lightmap,\n\t\t\tUniformsLib.emissivemap,\n\t\t\tUniformsLib.bumpmap,\n\t\t\tUniformsLib.normalmap,\n\t\t\tUniformsLib.displacementmap,\n\t\t\tUniformsLib.fog,\n\t\t\tUniformsLib.lights,\n\t\t\t{\n\t\t\t\temissive: { value: new Color( 0x000000 ) },\n\t\t\t\tspecular: { value: new Color( 0x111111 ) },\n\t\t\t\tshininess: { value: 30 }\n\t\t\t}\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.meshphong_vert,\n\t\tfragmentShader: ShaderChunk.meshphong_frag\n\n\t},\n\n\tstandard: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.common,\n\t\t\tUniformsLib.envmap,\n\t\t\tUniformsLib.aomap,\n\t\t\tUniformsLib.lightmap,\n\t\t\tUniformsLib.emissivemap,\n\t\t\tUniformsLib.bumpmap,\n\t\t\tUniformsLib.normalmap,\n\t\t\tUniformsLib.displacementmap,\n\t\t\tUniformsLib.roughnessmap,\n\t\t\tUniformsLib.metalnessmap,\n\t\t\tUniformsLib.fog,\n\t\t\tUniformsLib.lights,\n\t\t\t{\n\t\t\t\temissive: { value: new Color( 0x000000 ) },\n\t\t\t\troughness: { value: 1.0 },\n\t\t\t\tmetalness: { value: 0.0 },\n\t\t\t\tenvMapIntensity: { value: 1 } // temporary\n\t\t\t}\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.meshphysical_vert,\n\t\tfragmentShader: ShaderChunk.meshphysical_frag\n\n\t},\n\n\ttoon: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.common,\n\t\t\tUniformsLib.aomap,\n\t\t\tUniformsLib.lightmap,\n\t\t\tUniformsLib.emissivemap,\n\t\t\tUniformsLib.bumpmap,\n\t\t\tUniformsLib.normalmap,\n\t\t\tUniformsLib.displacementmap,\n\t\t\tUniformsLib.gradientmap,\n\t\t\tUniformsLib.fog,\n\t\t\tUniformsLib.lights,\n\t\t\t{\n\t\t\t\temissive: { value: new Color( 0x000000 ) }\n\t\t\t}\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.meshtoon_vert,\n\t\tfragmentShader: ShaderChunk.meshtoon_frag\n\n\t},\n\n\tmatcap: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.common,\n\t\t\tUniformsLib.bumpmap,\n\t\t\tUniformsLib.normalmap,\n\t\t\tUniformsLib.displacementmap,\n\t\t\tUniformsLib.fog,\n\t\t\t{\n\t\t\t\tmatcap: { value: null }\n\t\t\t}\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.meshmatcap_vert,\n\t\tfragmentShader: ShaderChunk.meshmatcap_frag\n\n\t},\n\n\tpoints: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.points,\n\t\t\tUniformsLib.fog\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.points_vert,\n\t\tfragmentShader: ShaderChunk.points_frag\n\n\t},\n\n\tdashed: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.common,\n\t\t\tUniformsLib.fog,\n\t\t\t{\n\t\t\t\tscale: { value: 1 },\n\t\t\t\tdashSize: { value: 1 },\n\t\t\t\ttotalSize: { value: 2 }\n\t\t\t}\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.linedashed_vert,\n\t\tfragmentShader: ShaderChunk.linedashed_frag\n\n\t},\n\n\tdepth: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.common,\n\t\t\tUniformsLib.displacementmap\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.depth_vert,\n\t\tfragmentShader: ShaderChunk.depth_frag\n\n\t},\n\n\tnormal: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.common,\n\t\t\tUniformsLib.bumpmap,\n\t\t\tUniformsLib.normalmap,\n\t\t\tUniformsLib.displacementmap,\n\t\t\t{\n\t\t\t\topacity: { value: 1.0 }\n\t\t\t}\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.normal_vert,\n\t\tfragmentShader: ShaderChunk.normal_frag\n\n\t},\n\n\tsprite: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.sprite,\n\t\t\tUniformsLib.fog\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.sprite_vert,\n\t\tfragmentShader: ShaderChunk.sprite_frag\n\n\t},\n\n\tbackground: {\n\n\t\tuniforms: {\n\t\t\tuvTransform: { value: new Matrix3() },\n\t\t\tt2D: { value: null },\n\t\t},\n\n\t\tvertexShader: ShaderChunk.background_vert,\n\t\tfragmentShader: ShaderChunk.background_frag\n\n\t},\n\t/* -------------------------------------------------------------------------\n\t//\tCube map shader\n\t ------------------------------------------------------------------------- */\n\n\tcube: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.envmap,\n\t\t\t{\n\t\t\t\topacity: { value: 1.0 }\n\t\t\t}\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.cube_vert,\n\t\tfragmentShader: ShaderChunk.cube_frag\n\n\t}
109,\n\n\tequirect: {\n\n\t\tuniforms: {\n\t\t\ttEquirect: { value: null },\n\t\t},\n\n\t\tvertexShader: ShaderChunk.equirect_vert,\n\t\tfragmentShader: ShaderChunk.equirect_frag\n\n\t},\n\n\tdistanceRGBA: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.common,\n\t\t\tUniformsLib.displacementmap,\n\t\t\t{\n\t\t\t\treferencePosition: { value: new Vector3() },\n\t\t\t\tnearDistance: { value: 1 },\n\t\t\t\tfarDistance: { value: 1000 }\n\t\t\t}\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.distanceRGBA_vert,\n\t\tfragmentShader: ShaderChunk.distanceRGBA_frag\n\n\t},\n\n\tshadow: {\n\n\t\tuniforms: mergeUniforms( [\n\t\t\tUniformsLib.lights,\n\t\t\tUniformsLib.fog,\n\t\t\t{\n\t\t\t\tcolor: { value: new Color( 0x00000 ) },\n\t\t\t\topacity: { value: 1.0 }\n\t\t\t},\n\t\t] ),\n\n\t\tvertexShader: ShaderChunk.shadow_vert,\n\t\tfragmentShader: ShaderChunk.shadow_frag\n\n\t}\n\n};\n\nShaderLib.physical = {\n\n\tuniforms: mergeUniforms( [\n\t\tShaderLib.standard.uniforms,\n\t\t{\n\t\t\tclearcoat: { value: 0 },\n\t\t\tclearcoatMap: { value: null },\n\t\t\tclearcoatRoughness: { value: 0 },\n\t\t\tclearcoatRoughnessMap: { value: null },\n\t\t\tclearcoatNormalScale: { value: new Vector2( 1, 1 ) },\n\t\t\tclearcoatNormalMap: { value: null },\n\t\t\tsheen: { value: new Color( 0x000000 ) },\n\t\t\ttransmission: { value: 0 },\n\t\t\ttransmissionMap: { value: null },\n\t\t}\n\t] ),\n\n\tvertexShader: ShaderChunk.meshphysical_vert,\n\tfragmentShader: ShaderChunk.meshphysical_frag\n\n};\n\nfunction WebGLBackground( renderer, state, objects, premultipliedAlpha ) {\n\n\tconst clearColor = new Color( 0x000000 );\n\tlet clearAlpha = 0;\n\n\tlet planeMesh;\n\tlet boxMesh;\n\n\tlet currentBackground = null;\n\tlet currentBackgroundVersion = 0;\n\tlet currentTonemapping = null;\n\n\tfunction render( renderList, scene, camera, forceClear ) {\n\n\t\tlet background = scene.isScene === true ? scene.background : null;\n\n\t\t// Ignore background in AR\n\t\t// TODO: Reconsider this.\n\n\t\tconst xr = renderer.xr;\n\t\tconst session = xr.getSession && xr.getSession();\n\n\t\tif ( session && session.environmentBlendMode === 'additive' ) {\n\n\t\t\tbackground = null;\n\n\t\t}\n\n\t\tif ( background === null ) {\n\n\t\t\tsetClear( clearColor, clearAlpha );\n\n\t\t} else if ( background && background.isColor ) {\n\n\t\t\tsetClear( background, 1 );\n\t\t\tforceClear = true;\n\n\t\t}\n\n\t\tif ( renderer.autoClear || forceClear ) {\n\n\t\t\trenderer.clear( renderer.autoClearColor, renderer.autoClearDepth, renderer.autoClearStencil );\n\n\t\t}\n\n\t\tif ( background && ( background.isCubeTexture || background.isWebGLCubeRenderTarget || background.mapping === CubeUVReflectionMapping ) ) {\n\n\t\t\tif ( boxMesh === undefined ) {\n\n\t\t\t\tboxMesh = new Mesh(\n\t\t\t\t\tnew BoxBufferGeometry( 1, 1, 1 ),\n\t\t\t\t\tnew ShaderMaterial( {\n\t\t\t\t\t\tname: 'BackgroundCubeMaterial',\n\t\t\t\t\t\tuniforms: cloneUniforms( ShaderLib.cube.uniforms ),\n\t\t\t\t\t\tvertexShader: ShaderLib.cube.vertexShader,\n\t\t\t\t\t\tfragmentShader: ShaderLib.cube.fragmentShader,\n\t\t\t\t\t\tside: BackSide,\n\t\t\t\t\t\tdepthTest: false,\n\t\t\t\t\t\tdepthWrite: false,\n\t\t\t\t\t\tfog: false\n\t\t\t\t\t} )\n\t\t\t\t);\n\n\t\t\t\tboxMesh.geometry.deleteAttribute( 'normal' );\n\t\t\t\tboxMesh.geometry.deleteAttribute( 'uv' );\n\n\t\t\t\tboxMesh.onBeforeRender = function ( renderer, scene, camera ) {\n\n\t\t\t\t\tthis.matrixWorld.copyPosition( camera.matrixWorld );\n\n\t\t\t\t};\n\n\t\t\t\t// enable code injection for non-built-in material\n\t\t\t\tObject.defineProperty( boxMesh.material, 'envMap', {\n\n\t\t\t\t\tget: function () {\n\n\t\t\t\t\t\treturn this.uniforms.envMap.value;\n\n\t\t\t\t\t}\n\n\t\t\t\t} );\n\n\t\t\t\tobjects.update( boxMesh );\n\n\t\t\t}\n\n\t\t\tconst texture = background.isWebGLCubeRenderTarget ? background.texture : background;\n\n\t\t\tboxMesh.material.uniforms.envMap.value = texture;\n\t\t\tboxMesh.material.uniforms.flipEnvMap.value = texture.isCubeTexture ? - 1 : 1;\n\n\t\t\tif ( currentBackground !== background ||\n\t\t\t\tcurrentBackgroundVersion !== texture.version ||\n\t\t\t\tcurrentTonemapping !== renderer.toneMapping ) {\n\n\t\t\t\tboxMesh.material.needsUpdate = true;
109\n\n\t\t\t\tcurrentBackground = background;\n\t\t\t\tcurrentBackgroundVersion = texture.version;\n\t\t\t\tcurrentTonemapping = renderer.toneMapping;\n\n\t\t\t}\n\n\t\t\t// push to the pre-sorted opaque render list\n\t\t\trenderList.unshift( boxMesh, boxMesh.geometry, boxMesh.material, 0, 0, null );\n\n\t\t} else if ( background && background.isTexture ) {\n\n\t\t\tif ( planeMesh === undefined ) {\n\n\t\t\t\tplaneMesh = new Mesh(\n\t\t\t\t\tnew PlaneBufferGeometry( 2, 2 ),\n\t\t\t\t\tnew ShaderMaterial( {\n\t\t\t\t\t\tname: 'BackgroundMaterial',\n\t\t\t\t\t\tuniforms: cloneUniforms( ShaderLib.background.uniforms ),\n\t\t\t\t\t\tvertexShader: ShaderLib.background.vertexShader,\n\t\t\t\t\t\tfragmentShader: ShaderLib.background.fragmentShader,\n\t\t\t\t\t\tside: FrontSide,\n\t\t\t\t\t\tdepthTest: false,\n\t\t\t\t\t\tdepthWrite: false,\n\t\t\t\t\t\tfog: false\n\t\t\t\t\t} )\n\t\t\t\t);\n\n\t\t\t\tplaneMesh.geometry.deleteAttribute( 'normal' );\n\n\t\t\t\t// enable code injection for non-built-in material\n\t\t\t\tObject.defineProperty( planeMesh.material, 'map', {\n\n\t\t\t\t\tget: function () {\n\n\t\t\t\t\t\treturn this.uniforms.t2D.value;\n\n\t\t\t\t\t}\n\n\t\t\t\t} );\n\n\t\t\t\tobjects.update( planeMesh );\n\n\t\t\t}\n\n\t\t\tplaneMesh.material.uniforms.t2D.value = background;\n\n\t\t\tif ( background.matrixAutoUpdate === true ) {\n\n\t\t\t\tbackground.updateMatrix();\n\n\t\t\t}\n\n\t\t\tplaneMesh.material.uniforms.uvTransform.value.copy( background.matrix );\n\n\t\t\tif ( currentBackground !== background ||\n\t\t\t\tcurrentBackgroundVersion !== background.version ||\n\t\t\t\tcurrentTonemapping !== renderer.toneMapping ) {\n\n\t\t\t\tplaneMesh.material.needsUpdate = true;\n\n\t\t\t\tcurrentBackground = background;\n\t\t\t\tcurrentBackgroundVersion = background.version;\n\t\t\t\tcurrentTonemapping = renderer.toneMapping;\n\n\t\t\t}\n\n\n\t\t\t// push to the pre-sorted opaque render list\n\t\t\trenderList.unshift( planeMesh, planeMesh.geometry, planeMesh.material, 0, 0, null );\n\n\t\t}\n\n\t}\n\n\tfunction setClear( color, alpha ) {\n\n\t\tstate.buffers.color.setClear( color.r, color.g, color.b, alpha, premultipliedAlpha );\n\n\t}\n\n\treturn {\n\n\t\tgetClearColor: function () {\n\n\t\t\treturn clearColor;\n\n\t\t},\n\t\tsetClearColor: function ( color, alpha ) {\n\n\t\t\tclearColor.set( color );\n\t\t\tclearAlpha = alpha !== undefined ? alpha : 1;\n\t\t\tsetClear( clearColor, clearAlpha );\n\n\t\t},\n\t\tgetClearAlpha: function () {\n\n\t\t\treturn clearAlpha;\n\n\t\t},\n\t\tsetClearAlpha: function ( alpha ) {\n\n\t\t\tclearAlpha = alpha;\n\t\t\tsetClear( clearColor, clearAlpha );\n\n\t\t},\n\t\trender: render\n\n\t};\n\n}\n\nfunction WebGLBindingStates( gl, extensions, attributes, capabilities ) {\n\n\tconst maxVertexAttributes = gl.getParameter( 34921 );\n\n\tconst extension = capabilities.isWebGL2 ? null : extensions.get( 'OES_vertex_array_object' );\n\tconst vaoAvailable = capabilities.isWebGL2 || extension !== null;\n\n\tconst bindingStates = {};\n\n\tconst defaultState = createBindingState( null );\n\tlet currentState = defaultState;\n\n\tfunction setup( object, material, program, geometry, index ) {\n\n\t\tlet updateBuffers = false;\n\n\t\tif ( vaoAvailable ) {\n\n\t\t\tconst state = getBindingState( geometry, program, material );\n\n\t\t\tif ( currentState !== state ) {\n\n\t\t\t\tcurrentState = state;\n\t\t\t\tbindVertexArrayObject( currentState.object );\n\n\t\t\t}\n\n\t\t\tupdateBuffers = needsUpdate( geometry );\n\n\t\t\tif ( updateBuffers ) saveCache( geometry );\n\n\t\t} else {\n\n\t\t\tconst wireframe = ( material.wireframe === true );\n\n\t\t\tif ( currentState.geometry !== geometry.id ||\n\t\t\t\tcurrentState.program !== program.id ||\n\t\t\t\tcurrentState.wireframe !== wireframe ) {\n\n\t\t\t\tcurrentState.geometry = geometry.id;\n\t\t\t\tcurrentState.program = program.id;\n\t\t\t\tcurrentState.wireframe = wireframe;\n\n\t\t\t\tupdateBuffers = true;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( object.isInstancedMesh === true ) {\n\n\t\t\tupdateBuffers = true;\n\n\t\t}\n\n\t\tif ( index !== null ) {\n\n\t\t\tattributes.update( index, 34963 );\n\n\t\t}\n\n\t\tif ( updateBuffers ) {\n\n\t\t\tsetupVertexAttributes( object, material, program, geometry );\n\n\t\t\tif ( index !== null ) {\n\n\t\t\t\tgl.bindBuffer( 34963, attributes.get( index ).buffer );\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\tfunction createVertexArrayObject() {\n\n\t\tif ( capabilities.isWebGL2 ) return gl.createVertexArray();\n\n\t\treturn extension.createVertexArrayOES();\n\n\t}\n\n\tfunction bindVertexArrayObject( vao ) {\n\n\t\tif ( capabilities.isWebGL2 ) return gl.bindVertexArray( vao );\n\n\t\treturn extension.bindVertexArrayOES( vao );\n\n\t}\n\n\tfunction deleteVertexArrayObject( vao ) {\n\n\t\tif ( capabilities.isWebGL2 ) return gl.deleteVertexArray( vao );\n\n\t\treturn extension.deleteVertexArrayOES( vao );\n\n\t}\n\n\tfunction getBindingState( geometry, program, material ) {\n\n\t\tconst wireframe = ( material.wireframe === true );\n\n\t\tlet programMap = bindingStates[ geometry.id ];\n\n\t\tif ( programMap === undefined ) {\n\n\t\t\tprogramMap = {};\n\t\t\tbindingStates[ geometry.id ] = programMap;\n\n\t\t}\n\n\t\tlet stateMap = programMap[ program.id ];\n\n\t\tif ( stateMap === undefined ) {\n\n\t\t\tstateMap = {};\n\t\t\tprogramMap[ program.id ] = stateMap;\n\n\t\t}\n\n\t\tlet state = stateMap[ wireframe ];\n\n\t\tif ( state === undefined ) {\n\n\t\t\tstate = createBindingState( createVertexArrayObject() );\n\t\t\tstateMap[ wireframe ] = state;\n\n\t\t}\n\n\t\treturn state;\n\n\t}\n\n\tfunction createBindingState( vao ) {\n\n\t\tconst newAttributes = [];\n\t\tconst enabledAttributes = [];\n\t\tconst attributeDivisors = [];\n\n\t\tfor ( let i = 0; i < maxVertexAttributes; i ++ ) {\n\n\t\t\tnewAttributes[ i ] = 0;\n\t\t\tenabledAttributes[ i ] = 0;\n\t\t\tattributeDivisors[ i ] = 0;\n\n\t\t}\n\n\t\treturn {\n\n\t\t\t// for backward compatibility on non-VAO support browser\n\t\t\tgeometry: null,\n\t\t\tprogram: null,\n\t\t\twireframe: false,\n\n\t\t\tnewAttributes: newAttributes,\n\t\t\tenabledAttributes: enabledAttributes,\n\t\t\tattributeDivisors: attributeDivisors,\n\t\t\tobject: vao,\n\t\t\tattributes: {}\n\n\t\t};\n\n\t}\n\n\tfunction needsUpdate( geometry ) {\n\n\t\tconst cachedAttributes = currentState.attributes;\n\t\tconst geometryAttributes = geometry.attributes;\n\n\t\tif ( Object.keys( cachedAttributes ).length !== Object.keys( geometryAttributes ).length ) return true;\n\n\t\tfor ( const key in geometryAttributes ) {\n\n\t\t\tconst cachedAttribute = cachedAttributes[ key ];\n\t\t\tconst geometryAttribute = geometryAttributes[ key ];\n\n\t\t\tif ( cachedAttribute.attribute !== geometryAttribute ) return true;\n\n\t\t\tif ( cachedAttribute.data !== geometryAttribute.data ) return true;\n\n\t\t}\n\n\t\treturn false;\n\n\t}\n\n\tfunction saveCache( geometry ) {\n\n\t\tconst cache = {};\n\t\tconst attributes = geometry.attributes;\n\n\t\tfor ( const key in attributes ) {\n\n\t\t\tconst attribute = attributes[ key ];\n\n\t\t\tconst data = {};\n\t\t\tdata.attribute = attribute;\n\n\t\t\tif ( attribute.data ) {\n\n\t\t\t\tdata.data = attribute.data;\n\n\t\t\t}\n\n\t\t\tcache[ key ] = data;\n\n\t\t}\n\n\t\tcurrentState.attributes = cache;\n\n\t}\n\n\tfunction initAttributes() {\n\n\t\tconst newAttributes = currentState.newAttributes;\n\n\t\tfor ( let i = 0, il = newAttributes.length; i < il; i ++ ) {\n\n\t\t\tnewAttributes[ i ] = 0;\n\n\t\t}\n\n\t}\n\n\tfunction enableAttribute( attribute ) {\n\n\t\tenableAttributeAndDivisor( attribute, 0 );\n\n\t}\n\n\tfunction enableAttributeAndDivisor( attribute, meshPerAttribute ) {\n\n\t\tconst newAttributes = currentState.newAttributes;\n\t\tconst enabledAttributes = currentState.enabledAttributes;\n\t\tconst attributeDivisors = currentState.attributeDivisors;\n\n\t\tnewAttributes[ attribute ] = 1;\n\n\t\tif ( enabledAttributes[ attribute ] === 0 ) {\n\n\t\t\tgl.enableVertexAttribArray( attribute );\n\t\t\tenabledAttributes[ attribute ] = 1;\n\n\t\t}\n\n\t\tif ( attributeDivisors[ attribute ] !== meshPerAttribute ) {\n\n\t\t\tconst extension = capabilities.isWebGL2 ? gl : extensions.get( 'ANGLE_
109instanced_arrays' );\n\n\t\t\textension[ capabilities.isWebGL2 ? 'vertexAttribDivisor' : 'vertexAttribDivisorANGLE' ]( attribute, meshPerAttribute );\n\t\t\tattributeDivisors[ attribute ] = meshPerAttribute;\n\n\t\t}\n\n\t}\n\n\tfunction disableUnusedAttributes() {\n\n\t\tconst newAttributes = currentState.newAttributes;\n\t\tconst enabledAttributes = currentState.enabledAttributes;\n\n\t\tfor ( let i = 0, il = enabledAttributes.length; i < il; i ++ ) {\n\n\t\t\tif ( enabledAttributes[ i ] !== newAttributes[ i ] ) {\n\n\t\t\t\tgl.disableVertexAttribArray( i );\n\t\t\t\tenabledAttributes[ i ] = 0;\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\tfunction vertexAttribPointer( index, size, type, normalized, stride, offset ) {\n\n\t\tif ( capabilities.isWebGL2 === true && ( type === 5124 || type === 5125 ) ) {\n\n\t\t\tgl.vertexAttribIPointer( index, size, type, stride, offset );\n\n\t\t} else {\n\n\t\t\tgl.vertexAttribPointer( index, size, type, normalized, stride, offset );\n\n\t\t}\n\n\t}\n\n\tfunction setupVertexAttributes( object, material, program, geometry ) {\n\n\t\tif ( capabilities.isWebGL2 === false && ( object.isInstancedMesh || geometry.isInstancedBufferGeometry ) ) {\n\n\t\t\tif ( extensions.get( 'ANGLE_instanced_arrays' ) === null ) return;\n\n\t\t}\n\n\t\tinitAttributes();\n\n\t\tconst geometryAttributes = geometry.attributes;\n\n\t\tconst programAttributes = program.getAttributes();\n\n\t\tconst materialDefaultAttributeValues = material.defaultAttributeValues;\n\n\t\tfor ( const name in programAttributes ) {\n\n\t\t\tconst programAttribute = programAttributes[ name ];\n\n\t\t\tif ( programAttribute >= 0 ) {\n\n\t\t\t\tconst geometryAttribute = geometryAttributes[ name ];\n\n\t\t\t\tif ( geometryAttribute !== undefined ) {\n\n\t\t\t\t\tconst normalized = geometryAttribute.normalized;\n\t\t\t\t\tconst size = geometryAttribute.itemSize;\n\n\t\t\t\t\tconst attribute = attributes.get( geometryAttribute );\n\n\t\t\t\t\t// TODO Attribute may not be available on context restore\n\n\t\t\t\t\tif ( attribute === undefined ) continue;\n\n\t\t\t\t\tconst buffer = attribute.buffer;\n\t\t\t\t\tconst type = attribute.type;\n\t\t\t\t\tconst bytesPerElement = attribute.bytesPerElement;\n\n\t\t\t\t\tif ( geometryAttribute.isInterleavedBufferAttribute ) {\n\n\t\t\t\t\t\tconst data = geometryAttribute.data;\n\t\t\t\t\t\tconst stride = data.stride;\n\t\t\t\t\t\tconst offset = geometryAttribute.offset;\n\n\t\t\t\t\t\tif ( data && data.isInstancedInterleavedBuffer ) {\n\n\t\t\t\t\t\t\tenableAttributeAndDivisor( programAttribute, data.meshPerAttribute );\n\n\t\t\t\t\t\t\tif ( geometry._maxInstanceCount === undefined ) {\n\n\t\t\t\t\t\t\t\tgeometry._maxInstanceCount = data.meshPerAttribute * data.count;\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\tenableAttribute( programAttribute );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tgl.bindBuffer( 34962, buffer );\n\t\t\t\t\t\tvertexAttribPointer( programAttribute, size, type, normalized, stride * bytesPerElement, offset * bytesPerElement );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tif ( geometryAttribute.isInstancedBufferAttribute ) {\n\n\t\t\t\t\t\t\tenableAttributeAndDivisor( programAttribute, geometryAttribute.meshPerAttribute );\n\n\t\t\t\t\t\t\tif ( geometry._maxInstanceCount === undefined ) {\n\n\t\t\t\t\t\t\t\tgeometry._maxInstanceCount = geometryAttribute.meshPerAttribute * geometryAttribute.count;\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\tenableAttribute( programAttribute );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tgl.bindBuffer( 34962, buffer );\n\t\t\t\t\t\tvertexAttribPointer( programAttribute, size, type, normalized, 0, 0 );\n\n\t\t\t\t\t}\n\n\t\t\t\t} else if ( name === 'instanceMatrix' ) {\n\n\t\t\t\t\tconst attribute = attributes.get( object.instanceMatrix );\n\n\t\t\t\t\t// TODO Attribute may not be available on context restore\n\n\t\t\t\t\tif ( attribute === undefined ) continue;\n\n\t\t\t\t\tconst buffer = attribute.buffer;\n\t\t\t\t\tconst type = attribute.type;\n\n\t\t\t\t\tenableAttributeAndDivisor( programAttribute + 0, 1 );\n\t\t\t\t\tenableAttributeAndDivisor( programAttribute + 1, 1 );\n\t\t\t\t\tenableAttributeAndDivisor( programAttribute + 2, 1 );\n\t\t\t\t\tenableAttributeAndDivisor( programAttribute + 3, 1 );\n\n\t\t\t\t\tgl.bindBuffer( 34962, buffer );\n\n\t\t\t\t\tgl.vertexAttribPointer( programAttribute + 0, 4, type, false, 64, 0 );\n\t\t\t\t\tgl.vertexAttribPointer( programAttribute + 1, 4, type, false, 64, 16 );\n\t\t\t\t\tgl.vertexAttribPointer( programAttribute + 2, 4, type, false, 64, 32 );\n\t\t\t\t\tgl.vertexAttribPointer( programAttribute + 3, 4, type, false, 64, 48 );\n\n\t\t\t\t} else if ( materialDefaultAttributeValues !== undefined ) {\n\n\t\t\t\t\tconst value = materialDefaultAttributeValues[ name ];\n\n\t\t\t\t\tif ( value !== undefined ) {\n\n\t\t\t\t\t\tswitch ( value.length ) {\n\n\t\t\t\t\t\t\tcase 2:\n\t\t\t\t\t\t\t\tgl.vertexAttrib2fv( programAttribute, value );\n\t\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t\tcase 3:\n\t\t\t\t\t\t\t\tgl.vertexAttrib3fv( programAttribute, value );\n\t\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t\tcase 4:\n\t\t\t\t\t\t\t\tgl.vertexAttrib4fv( programAttribute, value );\n\t\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t\tdefault:\n\t\t\t\t\t\t\t\tgl.vertexAttrib1fv( programAttribute, value );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tdisableUnusedAttributes();\n\n\t}\n\n\tfunction dispose() {\n\n\t\treset();\n\n\t\tfor ( const geometryId in bindingStates ) {\n\n\t\t\tconst programMap = bindingStates[ geometryId ];\n\n\t\t\tfor ( const programId in programMap ) {\n\n\t\t\t\tconst stateMap = programMap[ programId ];\n\n\t\t\t\tfor ( const wireframe in stateMap ) {\n\n\t\t\t\t\tdeleteVertexArrayObject( stateMap[ wireframe ].object );\n\n\t\t\t\t\tdelete stateMap[ wireframe ];\n\n\t\t\t\t}\n\n\t\t\t\tdelete programMap[ programId ];\n\n\t\t\t}\n\n\t\t\tdelete bindingStates[ geometryId ];\n\n\t\t}\n\n\t}\n\n\tfunction releaseStatesOfGeometry( geometry ) {\n\n\t\tif ( bindingStates[ geometry.id ] === undefined ) return;\n\n\t\tconst programMap = bindingStates[ geometry.id ];\n\n\t\tfor ( const programId in programMap ) {\n\n\t\t\tconst stateMap = programMap[ programId ];\n\n\t\t\tfor ( const wireframe in stateMap ) {\n\n\t\t\t\tdeleteVertexArrayObject( stateMap[ wireframe ].object );\n\n\t\t\t\tdelete stateMap[ wireframe ];\n\n\t\t\t}\n\n\t\t\tdelete programMap[ programId ];\n\n\t\t}\n\n\t\tdelete bindingStates[ geometry.id ];\n\n\t}\n\n\tfunction releaseStatesOfProgram( program ) {\n\n\t\tfor ( const geometryId in bindingStates ) {\n\n\t\t\tconst programMap = bindingStates[ geometryId ];\n\n\t\t\tif ( programMap[ program.id ] === undefined ) continue;\n\n\t\t\tconst stateMap = programMap[ program.id ];\n\n\t\t\tfor ( const wireframe in stateMap ) {\n\n\t\t\t\tdeleteVertexArrayObject( stateMap[ wireframe ].object );\n\n\t\t\t\tdelete stateMap[ wireframe ];\n\n\t\t\t}\n\n\t\t\tdelete programMap[ program.id ];\n\n\t\t}\n\n\t}\n\n\tfunction reset() {\n\n\t\tresetDefaultState();\n\n\t\tif ( currentState === defaultState ) return;\n\n\t\tcurrentState = defaultState;\n\t\tbindVertexArrayObject( currentState.object );\n\n\t}\n\n\t// for backward-compatilibity\n\n\tfunction resetDefaultState() {\n\n\t\tdefaultState.geometry = null;\n\t\tdefaultState.program = null;\n\t\tdefaultState.wireframe = false;\n\n\t}
109\n\n\treturn {\n\n\t\tsetup: setup,\n\t\treset: reset,\n\t\tresetDefaultState: resetDefaultState,\n\t\tdispose: dispose,\n\t\treleaseStatesOfGeometry: releaseStatesOfGeometry,\n\t\treleaseStatesOfProgram: releaseStatesOfProgram,\n\n\t\tinitAttributes: initAttributes,\n\t\tenableAttribute: enableAttribute,\n\t\tdisableUnusedAttributes: disableUnusedAttributes\n\n\t};\n\n}\n\nfunction WebGLBufferRenderer( gl, extensions, info, capabilities ) {\n\n\tconst isWebGL2 = capabilities.isWebGL2;\n\n\tlet mode;\n\n\tfunction setMode( value ) {\n\n\t\tmode = value;\n\n\t}\n\n\tfunction render( start, count ) {\n\n\t\tgl.drawArrays( mode, start, count );\n\n\t\tinfo.update( count, mode, 1 );\n\n\t}\n\n\tfunction renderInstances( start, count, primcount ) {\n\n\t\tif ( primcount === 0 ) return;\n\n\t\tlet extension, methodName;\n\n\t\tif ( isWebGL2 ) {\n\n\t\t\textension = gl;\n\t\t\tmethodName = 'drawArraysInstanced';\n\n\t\t} else {\n\n\t\t\textension = extensions.get( 'ANGLE_instanced_arrays' );\n\t\t\tmethodName = 'drawArraysInstancedANGLE';\n\n\t\t\tif ( extension === null ) {\n\n\t\t\t\tconsole.error( 'THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.' );\n\t\t\t\treturn;\n\n\t\t\t}\n\n\t\t}\n\n\t\textension[ methodName ]( mode, start, count, primcount );\n\n\t\tinfo.update( count, mode, primcount );\n\n\t}\n\n\t//\n\n\tthis.setMode = setMode;\n\tthis.render = render;\n\tthis.renderInstances = renderInstances;\n\n}\n\nfunction WebGLCapabilities( gl, extensions, parameters ) {\n\n\tlet maxAnisotropy;\n\n\tfunction getMaxAnisotropy() {\n\n\t\tif ( maxAnisotropy !== undefined ) return maxAnisotropy;\n\n\t\tconst extension = extensions.get( 'EXT_texture_filter_anisotropic' );\n\n\t\tif ( extension !== null ) {\n\n\t\t\tmaxAnisotropy = gl.getParameter( extension.MAX_TEXTURE_MAX_ANISOTROPY_EXT );\n\n\t\t} else {\n\n\t\t\tmaxAnisotropy = 0;\n\n\t\t}\n\n\t\treturn maxAnisotropy;\n\n\t}\n\n\tfunction getMaxPrecision( precision ) {\n\n\t\tif ( precision === 'highp' ) {\n\n\t\t\tif ( gl.getShaderPrecisionFormat( 35633, 36338 ).precision > 0 &&\n\t\t\t\tgl.getShaderPrecisionFormat( 35632, 36338 ).precision > 0 ) {\n\n\t\t\t\treturn 'highp';\n\n\t\t\t}\n\n\t\t\tprecision = 'mediump';\n\n\t\t}\n\n\t\tif ( precision === 'mediump' ) {\n\n\t\t\tif ( gl.getShaderPrecisionFormat( 35633, 36337 ).precision > 0 &&\n\t\t\t\tgl.getShaderPrecisionFormat( 35632, 36337 ).precision > 0 ) {\n\n\t\t\t\treturn 'mediump';\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn 'lowp';\n\n\t}\n\n\t/* eslint-disable no-undef */\n\tconst isWebGL2 = ( typeof WebGL2RenderingContext !== 'undefined' && gl instanceof WebGL2RenderingContext ) ||\n\t\t( typeof WebGL2ComputeRenderingContext !== 'undefined' && gl instanceof WebGL2ComputeRenderingContext );\n\t/* eslint-enable no-undef */\n\n\tlet precision = parameters.precision !== undefined ? parameters.precision : 'highp';\n\tconst maxPrecision = getMaxPrecision( precision );\n\n\tif ( maxPrecision !== precision ) {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer:', precision, 'not supported, using', maxPrecision, 'instead.' );\n\t\tprecision = maxPrecision;\n\n\t}\n\n\tconst logarithmicDepthBuffer = parameters.logarithmicDepthBuffer === true;\n\n\tconst maxTextures = gl.getParameter( 34930 );\n\tconst maxVertexTextures = gl.getParameter( 35660 );\n\tconst maxTextureSize = gl.getParameter( 3379 );\n\tconst maxCubemapSize = gl.getParameter( 34076 );\n\n\tconst maxAttributes = gl.getParameter( 34921 );\n\tconst maxVertexUniforms = gl.getParameter( 36347 );\n\tconst maxVaryings = gl.getParameter( 36348 );\n\tconst maxFragmentUniforms = gl.getParameter( 36349 );\n\n\tconst vertexTextures = maxVertexTextures > 0;\n\tconst floatFragmentTextures = isWebGL2 || !! extensions.get( 'OES_texture_float' );\n\tconst floatVertexTextures = vertexTextures && floatFragmentTextures;\n\n\tconst maxSamples = isWebGL2 ? gl.getParameter( 36183 ) : 0;\n\n\treturn {\n\n\t\tisWebGL2: isWebGL2,\n\n\t\tgetMaxAnisotropy: getMaxAnisotropy,\n\t\tgetMaxPrecision: getMaxPrecision,\n\n\t\tprecision: precision,\n\t\tlogarithmicDepthBuffer: logarithmicDepthBuffer,\n\n\t\tmaxTextures: maxTextures,\n\t\tmaxVertexTextures: maxVertexTextures,\n\t\tmaxTextureSize: maxTextureSize,\n\t\tmaxCubemapSize: maxCubemapSize,\n\n\t\tmaxAttributes: maxAttributes,\n\t\tmaxVertexUniforms: maxVertexUniforms,\n\t\tmaxVaryings: maxVaryings,\n\t\tmaxFragmentUniforms: maxFragmentUniforms,\n\n\t\tvertexTextures: vertexTextures,\n\t\tfloatFragmentTextures: floatFragmentTextures,\n\t\tfloatVertexTextures: floatVertexTextures,\n\n\t\tmaxSamples: maxSamples\n\n\t};\n\n}\n\nfunction WebGLClipping() {\n\n\tconst scope = this;\n\n\tlet globalState = null,\n\t\tnumGlobalPlanes = 0,\n\t\tlocalClippingEnabled = false,\n\t\trenderingShadows = false;\n\n\tconst plane = new Plane(),\n\t\tviewNormalMatrix = new Matrix3(),\n\n\t\tuniform = { value: null, needsUpdate: false };\n\n\tthis.uniform = uniform;\n\tthis.numPlanes = 0;\n\tthis.numIntersection = 0;
109\n\n\tthis.init = function ( planes, enableLocalClipping, camera ) {\n\n\t\tconst enabled =\n\t\t\tplanes.length !== 0 ||\n\t\t\tenableLocalClipping ||\n\t\t\t// enable state of previous frame - the clipping code has to\n\t\t\t// run another frame in order to reset the state:\n\t\t\tnumGlobalPlanes !== 0 ||\n\t\t\tlocalClippingEnabled;\n\n\t\tlocalClippingEnabled = enableLocalClipping;\n\n\t\tglobalState = projectPlanes( planes, camera, 0 );\n\t\tnumGlobalPlanes = planes.length;\n\n\t\treturn enabled;\n\n\t};\n\n\tthis.beginShadows = function () {\n\n\t\trenderingShadows = true;\n\t\tprojectPlanes( null );\n\n\t};\n\n\tthis.endShadows = function () {\n\n\t\trenderingShadows = false;\n\t\tresetGlobalState();\n\n\t};\n\n\tthis.setState = function ( planes, clipIntersection, clipShadows, camera, cache, fromCache ) {\n\n\t\tif ( ! localClippingEnabled || planes === null || planes.length === 0 || renderingShadows && ! clipShadows ) {\n\n\t\t\t// there's no local clipping\n\n\t\t\tif ( renderingShadows ) {\n\n\t\t\t\t// there's no global clipping\n\n\t\t\t\tprojectPlanes( null );\n\n\t\t\t} else {\n\n\t\t\t\tresetGlobalState();\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tconst nGlobal = renderingShadows ? 0 : numGlobalPlanes,\n\t\t\t\tlGlobal = nGlobal * 4;\n\n\t\t\tlet dstArray = cache.clippingState || null;\n\n\t\t\tuniform.value = dstArray; // ensure unique state\n\n\t\t\tdstArray = projectPlanes( planes, camera, lGlobal, fromCache );\n\n\t\t\tfor ( let i = 0; i !== lGlobal; ++ i ) {\n\n\t\t\t\tdstArray[ i ] = globalState[ i ];\n\n\t\t\t}\n\n\t\t\tcache.clippingState = dstArray;\n\t\t\tthis.numIntersection = clipIntersection ? this.numPlanes : 0;\n\t\t\tthis.numPlanes += nGlobal;\n\n\t\t}\n\n\n\t};\n\n\tfunction resetGlobalState() {\n\n\t\tif ( uniform.value !== globalState ) {\n\n\t\t\tuniform.value = globalState;\n\t\t\tuniform.needsUpdate = numGlobalPlanes > 0;\n\n\t\t}\n\n\t\tscope.numPlanes = numGlobalPlanes;\n\t\tscope.numIntersection = 0;\n\n\t}\n\n\tfunction projectPlanes( planes, camera, dstOffset, skipTransform ) {\n\n\t\tlet nPlanes = planes !== null ? planes.length : 0,\n\t\t\tdstArray = null;\n\n\t\tif ( nPlanes !== 0 ) {\n\n\t\t\tdstArray = uniform.value;\n\n\t\t\tif ( skipTransform !== true || dstArray === null ) {\n\n\t\t\t\tconst flatSize = dstOffset + nPlanes * 4,\n\t\t\t\t\tviewMatrix = camera.matrixWorldInverse;\n\n\t\t\t\tviewNormalMatrix.getNormalMatrix( viewMatrix );\n\n\t\t\t\tif ( dstArray === null || dstArray.length < flatSize ) {\n\n\t\t\t\t\tdstArray = new Float32Array( flatSize );\n\n\t\t\t\t}\n\n\t\t\t\tfor ( let i = 0, i4 = dstOffset; i !== nPlanes; ++ i, i4 += 4 ) {\n\n\t\t\t\t\tplane.copy( planes[ i ] ).applyMatrix4( viewMatrix, viewNormalMatrix );\n\n\t\t\t\t\tplane.normal.toArray( dstArray, i4 );\n\t\t\t\t\tdstArray[ i4 + 3 ] = plane.constant;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tuniform.value = dstArray;\n\t\t\tuniform.needsUpdate = true;\n\n\t\t}\n\n\t\tscope.numPlanes = nPlanes;\n\t\tscope.numIntersection = 0;\n\n\t\treturn dstArray;\n\n\t}\n\n}\n\nfunction WebGLExtensions( gl ) {\n\n\tconst extensions = {};\n\n\treturn {\n\n\t\thas: function ( name ) {\n\n\t\t\tif ( extensions[ name ] !== undefined ) {\n\n\t\t\t\treturn extensions[ name ];\n\n\t\t\t}\n\n\t\t\tlet extension;\n\n\t\t\tswitch ( name ) {\n\n\t\t\t\tcase 'WEBGL_depth_texture':\n\t\t\t\t\textension = gl.getExtension( 'WEBGL_depth_texture' ) || gl.getExtension( 'MOZ_WEBGL_depth_texture' ) || gl.getExtension( 'WEBKIT_WEBGL_depth_texture' );\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'EXT_texture_filter_anisotropic':\n\t\t\t\t\textension = gl.getExtension( 'EXT_texture_filter_anisotropic' ) || gl.getExtension( 'MOZ_EXT_texture_filter_anisotropic' ) || gl.getExtension( 'WEBKIT_EXT_texture_filter_anisotropic' );\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'WEBGL_compressed_texture_s3tc':\n\t\t\t\t\textension = gl.getExtension( 'WEBGL_compressed_texture_s3tc' ) || gl.getExtension( 'MOZ_WEBGL_compressed_texture_s3tc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_s3tc' );\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'WEBGL_compressed_texture_pvrtc':\n\t\t\t\t\textension = gl.getExtension( 'WEBGL_compressed_texture_pvrtc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_pvrtc' );\n\t\t\t\t\tbreak;\n\n\t\t\t\tdefault:\n\t\t\t\t\textension = gl.getExtension( name );\n\n\t\t\t}\n\n\t\t\textensions[ name ] = extension;\n\n\t\t\treturn !! extension;\n\n\t\t},\n\n\t\tget: function ( name ) {\n\n\t\t\tif ( ! this.has( name ) ) {\n\n\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: ' + name + ' extension not supported.' );\n\n\t\t\t}\n\n\t\t\treturn extensions[ name ];\n\n\t\t}\n\n\t};\n\n}\n\nfunction WebGLGeometries( gl, attributes, info, bindingStates ) {\n\n\tconst geometries = new WeakMap();\n\tconst wireframeAttributes = new WeakMap();\n\n\tfunction onGeometryDispose( event ) {\n\n\t\tconst geometry = event.target;\n\t\tconst buffergeometry = geometries.get( geometry );\n\n\t\tif ( buffergeometry.index !== null ) {\n\n\t\t\tattributes.remove( buffergeometry.index );\n\n\t\t}\n\n\t\tfor ( const name in buffergeometry.attributes ) {\n\n\t\t\tattributes.remove( buffergeometry.attributes[ name ] );\n\n\t\t}\n\n\t\tgeometry.removeEventListener( 'dispose', onGeometryDispose );\n\n\t\tgeometries.delete( geometry );\n\n\t\tconst attribute = wireframeAttributes.get( buffergeometry );\n\n\t\tif ( attribute ) {\n\n\t\t\tattributes.remove( attribute );\n\t\t\twireframeAttributes.delete( buffergeometry );\n\n\t\t}\n\n\t\tbindingStates.releaseStatesOfGeometry( geometry );\n\n\t\tif ( geometry.isInstancedBufferGeometry === true ) {\n\n\t\t\tdelete geometry._maxInstanceCount;\n\n\t\t}\n\n\t\t//\n\n\t\tinfo.memory.geometries --;\n\n\t}\n\n\tfunction get( object, geometry ) {\n\n\t\tlet buffergeometry = geometries.get( geometry );\n\n\t\tif ( buffergeometry ) return buffergeometry;\n\n\t\tgeometry.addEventListener( 'dispose', onGeometryDispose );\n\n\t\tif ( geometry.isBufferGeometry ) {\n\n\t\t\tbuffergeometry = geometry;\n\n\t\t} else if ( geometry.isGeometry ) {\n\n\t\t\tif ( geometry._bufferGeometry === undefined ) {\n\n\t\t\t\tgeometry._bufferGeometry = new BufferGeometry().setFromObject( object );\n\n\t\t\t}\n\n\t\t\tbuffergeometry = geometry._bufferGeometry;\n\n\t\t}\n\n\t\tgeometries.set( geometry, buffergeometry );\n\n\t\tinfo.memory.geometries ++;\n\n\t\treturn buffergeometry;\n\n\t}\n\n\tfunction update( geometry ) {\n\n\t\tconst geometryAttributes = geometry.attributes;\n\n\t\t// Updating index buffer in VAO now. See WebGLBindingStates.\n\n\t\tfor ( const name in geometryAttributes ) {\n\n\t\t\tattributes.update( geometryAttributes[ name ], 34962 );\n\n\t\t}\n\n\t\t// morph targets\n\n\t\tconst morphAttributes = geometry.morphAttributes;\n\n\t\tfor ( const name in morphAttributes ) {\n\n\t\t\tconst array = morphAttributes[ name ];\n\n\t\t\tfor ( let i = 0, l = array.length; i < l; i ++ ) {\n\n\t\t\t\tattributes.update( array[ i ], 34962 );\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\tfunction updateWireframeAttribute( geometry ) {\n\n\t\tconst indices = [];\n\n\t\tconst geometryIndex = geometry.index;\n\t\tconst geometryPosition = geometry.attributes.position;\n\t\tlet version = 0;\n\n\t\tif ( geometryIndex !== null ) {\n\n\t\t\tconst array = geometryIndex.array;\n\t\t\tversion = geometryIndex.version;\n\n\t\t\tfor ( let i = 0, l = array.length; i < l; i += 3 ) {\n\n\t\t\t\tconst a = array[ i + 0 ];\n\t\t\t\tconst b = array[ i + 1 ];\n\t\t\t\tconst c = array[ i + 2 ];\n\n\t\t\t\tindices.push( a, b, b, c, c, a );\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tconst array = geometryPosition.array;\n\t\t\tversion = geometryPosition.version;\n\n\t\t\tfor ( let i = 0, l = ( array.length / 3 ) - 1; i < l; i += 3 ) {\n\n\t\t\t\tconst a = i + 0;\n\t\t\t\tconst b = i + 1;\n\t\t\t\tconst c = i + 2;\n\n\t\t\t\tindices.push( a, b, b, c, c, a );\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst attribute = new ( arrayMax( indices ) > 65535 ? Uint32BufferAttribute : Uint16BufferAttribute )( indices, 1 );\n\t\tattribute.version = version;\n\n\t\t// Updating index buffer in VAO now. See WebGLBindingStates\n\n\t\t//\n\n\t\tconst previousAttribute = wireframeAttributes.get( geometry );\n\n\t\tif ( previousAttribute ) attributes.remove( previousAttribute );\n\n\t\t//\n\n\t\twireframeAttributes.set( geometry, attribute );\n\n\t}\n\n\tfunction getWireframeAttribute( geometry ) {\n\n\t\tconst currentAttribute = wireframeAttributes.get( geometry );\n\n\t\tif ( currentAttribute ) {\n\n\t\t\tconst geometryIndex = geometry.index;\n\n\t\t\tif ( geometryIndex !== null ) {\n\n\t\t\t\t// if the attribute is obsolete, create a new one\n\n\t\t\t\tif ( currentAttribute.version < geometryIndex.version ) {\n\n\t\t\t\t\tupdateWireframeAttribute( geometry );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tupdateWireframeAttribute( geometry );\n\n\t\t}\n\n\t\treturn wireframeAttributes.get( geometry );\n\n\t}\n\n\treturn {\n\n\t\tget: get,\n\t\tupdate: update,\n\n\t\tgetWireframeAttribute: getWireframeAttribute\n\n\t};\n\n}\n\nfunction WebGLIndexedBufferRenderer( gl, extensions, info, capabilities ) {\n\n\tconst isWebGL2 = capabilities.isWebGL2;\n\n\tlet mode;\n\n\tfunction setMode( value ) {\n\n\t\tmode = value;\n\n\t}\n\n\tlet type, bytesPerElement;\n\n\tfunction setIndex( value ) {\n\n\t\ttype = value.type;\n\t\tbytesPerElement = value.bytesPerElement;\n\n\t}\n\n\tfunction render( start, count ) {\n\n\t\tgl.drawElements( mode, count, type, start * bytesPerElement );\n\n\t\tinfo.update( count, mode, 1 );\n\n\t}\n\n\tfunction renderInstances( start, count, primcount ) {\n\n\t\tif ( primcount === 0 ) return;\n\n\t\tlet extension, methodName;\n\n\t\tif ( isWebGL2 ) {\n\n\t\t\textension = gl;\n\t\t\tmethodName = 'drawElementsInstanced';\n\n\t\t}
109 else {\n\n\t\t\textension = extensions.get( 'ANGLE_instanced_arrays' );\n\t\t\tmethodName = 'drawElementsInstancedANGLE';\n\n\t\t\tif ( extension === null ) {\n\n\t\t\t\tconsole.error( 'THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.' );\n\t\t\t\treturn;\n\n\t\t\t}\n\n\t\t}\n\n\t\textension[ methodName ]( mode, count, type, start * bytesPerElement, primcount );\n\n\t\tinfo.update( count, mode, primcount );\n\n\t}\n\n\t//\n\n\tthis.setMode = setMode;\n\tthis.setIndex = setIndex;\n\tthis.render = render;\n\tthis.renderInstances = renderInstances;\n\n}\n\nfunction WebGLInfo( gl ) {\n\n\tconst memory = {\n\t\tgeometries: 0,\n\t\ttextures: 0\n\t};\n\n\tconst render = {\n\t\tframe: 0,\n\t\tcalls: 0,\n\t\ttriangles: 0,\n\t\tpoints: 0,\n\t\tlines: 0\n\t};\n\n\tfunction update( count, mode, instanceCount ) {\n\n\t\trender.calls ++;\n\n\t\tswitch ( mode ) {\n\n\t\t\tcase 4:\n\t\t\t\trender.triangles += instanceCount * ( count / 3 );\n\t\t\t\tbreak;\n\n\t\t\tcase 1:\n\t\t\t\trender.lines += instanceCount * ( count / 2 );\n\t\t\t\tbreak;\n\n\t\t\tcase 3:\n\t\t\t\trender.lines += instanceCount * ( count - 1 );\n\t\t\t\tbreak;\n\n\t\t\tcase 2:\n\t\t\t\trender.lines += instanceCount * count;\n\t\t\t\tbreak;\n\n\t\t\tcase 0:\n\t\t\t\trender.points += instanceCount * count;\n\t\t\t\tbreak;\n\n\t\t\tdefault:\n\t\t\t\tconsole.error( 'THREE.WebGLInfo: Unknown draw mode:', mode );\n\t\t\t\tbreak;\n\n\t\t}\n\n\t}\n\n\tfunction reset() {\n\n\t\trender.frame ++;\n\t\trender.calls = 0;\n\t\trender.triangles = 0;\n\t\trender.points = 0;\n\t\trender.lines = 0;\n\n\t}\n\n\treturn {\n\t\tmemory: memory,\n\t\trender: render,\n\t\tprograms: null,\n\t\tautoReset: true,\n\t\treset: reset,\n\t\tupdate: update\n\t};\n\n}\n\nfunction numericalSort( a, b ) {\n\n\treturn a[ 0 ] - b[ 0 ];\n\n}\n\nfunction absNumericalSort( a, b ) {\n\n\treturn Math.abs( b[ 1 ] ) - Math.abs( a[ 1 ] );\n\n}\n\nfunction WebGLMorphtargets( gl ) {\n\n\tconst influencesList = {};\n\tconst morphInfluences = new Float32Array( 8 );\n\n\tconst workInfluences = [];\n\n\tfor ( let i = 0; i < 8; i ++ ) {\n\n\t\tworkInfluences[ i ] = [ i, 0 ];\n\n\t}\n\n\tfunction update( object, geometry, material, program ) {\n\n\t\tconst objectInfluences = object.morphTargetInfluences;\n\n\t\t// When object doesn't have morph target influences defined, we treat it as a 0-length array\n\t\t// This is important to make sure we set up morphTargetBaseInfluence / morphTargetInfluences\n\n\t\tconst length = objectInfluences === undefined ? 0 : objectInfluences.length;\n\n\t\tlet influences = influencesList[ geometry.id ];\n\n\t\tif ( influences === undefined ) {\n\n\t\t\t// initialise list\n\n\t\t\tinfluences = [];\n\n\t\t\tfor ( let i = 0; i < length; i ++ ) {\n\n\t\t\t\tinfluences[ i ] = [ i, 0 ];\n\n\t\t\t}\n\n\t\t\tinfluencesList[ geometry.id ] = influences;\n\n\t\t}\n\n\t\t// Collect influences\n\n\t\tfor ( let i = 0; i < length; i ++ ) {\n\n\t\t\tconst influence = influences[ i ];\n\n\t\t\tinfluence[ 0 ] = i;\n\t\t\tinfluence[ 1 ] = objectInfluences[ i ];\n\n\t\t}\n\n\t\tinfluences.sort( absNumericalSort );\n\n\t\tfor ( let i = 0; i < 8; i ++ ) {\n\n\t\t\tif ( i < length && influences[ i ][ 1 ] ) {\n\n\t\t\t\tworkInfluences[ i ][ 0 ] = influences[ i ][ 0 ];\n\t\t\t\tworkInfluences[ i ][ 1 ] = influences[ i ][ 1 ];\n\n\t\t\t} else {\n\n\t\t\t\tworkInfluences[ i ][ 0 ] = Number.MAX_SAFE_INTEGER;\n\t\t\t\tworkInfluences[ i ][ 1 ] = 0;\n\n\t\t\t}\n\n\t\t}\n\n\t\tworkInfluences.sort( numericalSort );\n\n\t\tconst morphTargets = material.morphTargets && geometry.morphAttributes.position;\n\t\tconst morphNormals = material.morphNormals && geometry.morphAttributes.normal;\n\n\t\tlet morphInfluencesSum = 0;\n\n\t\tfor ( let i = 0; i < 8; i ++ ) {\n\n\t\t\tconst influence = workInfluences[ i ];\n\t\t\tconst index = influence[ 0 ];\n\t\t\tconst value = influence[ 1 ];\n\n\t\t\tif ( index !== Number.MAX_SAFE_INTEGER && value ) {\n\n\t\t\t\tif ( morphTargets && geometry.getAttribute( 'morphTarget' + i ) !== morphTargets[ index ] ) {\n\n\t\t\t\t\tgeometry.setAttribute( 'morphTarget' + i, morphTargets[ index ] );\n\n\t\t\t\t}\n\n\t\t\t\tif ( morphNormals && geometry.getAttribute( 'morphNormal' + i ) !== morphNormals[ index ] ) {\n\n\t\t\t\t\tgeometry.setAttribute( 'morphNormal' + i, morphNormals[ index ] );\n\n\t\t\t\t}\n\n\t\t\t\tmorphInfluences[ i ] = value;\n\t\t\t\tmorphInfluencesSum += value;\n\n\t\t\t} else {\n\n\t\t\t\tif ( morphTargets && geometry.getAttribute( 'morphTarget' + i ) !== undefined ) {\n\n\t\t\t\t\tgeometry.deleteAttribute( 'morphTarget' + i );\n\n\t\t\t\t}\n\n\t\t\t\tif ( morphNormals && geometry.getAttribute( 'morphNormal' + i ) !== undefined ) {\n\n\t\t\t\t\tgeometry.deleteAttribute( 'morphNormal' + i );\n\n\t\t\t\t}\n\n\t\t\t\tmorphInfluences[ i ] = 0;\n\n\t\t\t}\n\n\t\t}\n\n\t\t// GLSL shader uses formula baseinfluence * base + sum(target * influence)\n\t\t// This allows us to switch between absolute morphs and relative morphs without changing shader code\n\t\t// When baseinfluence = 1 - sum(influence), the above is equivalent to sum((target - base) * influence)\n\t\tconst morphBaseInfluence = geometry.morphTargetsRelative ? 1 : 1 - morphInfluencesSum;\n\n\t\tprogram.getUniforms().setValue( gl, 'morphTargetBaseInfluence', morphBaseInfluence );\n\t\tprogram.getUniforms().setValue( gl, 'morphTargetInfluences', morphInfluences );\n\n\t}\n\n\treturn {\n\n\t\tupdate: update\n\n\t};\n\n}\n\nfunction WebGLObjects( gl, geometries, attributes, info ) {\n\n\tlet updateMap = new WeakMap();\n\n\tfunction update( object ) {\n\n\t\tconst frame = info.render.frame;\n\n\t\tconst geometry = object.geometry;\n\t\tconst buffergeometry = geometries.get( object, geometry );\n\n\t\t// Update once per frame\n\n\t\tif ( updateMap.get( buffergeometry ) !== frame ) {\n\n\t\t\tif ( geometry.isGeometry ) {\n\n\t\t\t\tbuffergeometry.updateFromObject( object );\n\n\t\t\t}\n\n\t\t\tgeometries.update( buffergeometry );\n\n\t\t\tupdateMap.set( buffergeometry, frame );\n\n\t\t}\n\n\t\tif ( object.isInstancedMesh ) {\n\n\t\t\tattributes.update( object.instanceMatrix, 34962 );\n\n\t\t}\n\n\t\treturn buffergeometry;\n\n\t}\n\n\tfunction dispose() {\n\n\t\tupdateMap = new WeakMap();\n\n\t}
109\n\n\treturn {\n\n\t\tupdate: update,\n\t\tdispose: dispose\n\n\t};\n\n}\n\nfunction CubeTexture( images, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding ) {\n\n\timages = images !== undefined ? images : [];\n\tmapping = mapping !== undefined ? mapping : CubeReflectionMapping;\n\tformat = format !== undefined ? format : RGBFormat;\n\n\tTexture.call( this, images, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding );\n\n\tthis.flipY = false;\n\n}\n\nCubeTexture.prototype = Object.create( Texture.prototype );\nCubeTexture.prototype.constructor = CubeTexture;\n\nCubeTexture.prototype.isCubeTexture = true;\n\nObject.defineProperty( CubeTexture.prototype, 'images', {\n\n\tget: function () {\n\n\t\treturn this.image;\n\n\t},\n\n\tset: function ( value ) {\n\n\t\tthis.image = value;\n\n\t}\n\n} );\n\nfunction DataTexture2DArray( data, width, height, depth ) {\n\n\tTexture.call( this, null );\n\n\tthis.image = { data: data || null, width: width || 1, height: height || 1, depth: depth || 1 };\n\n\tthis.magFilter = NearestFilter;\n\tthis.minFilter = NearestFilter;\n\n\tthis.wrapR = ClampToEdgeWrapping;\n\n\tthis.generateMipmaps = false;\n\tthis.flipY = false;\n\n\tthis.needsUpdate = true;\n\n}\n\nDataTexture2DArray.prototype = Object.create( Texture.prototype );\nDataTexture2DArray.prototype.constructor = DataTexture2DArray;\nDataTexture2DArray.prototype.isDataTexture2DArray = true;\n\nfunction DataTexture3D( data, width, height, depth ) {\n\n\t// We're going to add .setXXX() methods for setting properties later.\n\t// Users can still set in DataTexture3D directly.\n\t//\n\t//\tconst texture = new THREE.DataTexture3D( data, width, height, depth );\n\t// \ttexture.anisotropy = 16;\n\t//\n\t// See #14839\n\n\tTexture.call( this, null );\n\n\tthis.image = { data: data || null, width: width || 1, height: height || 1, depth: depth || 1 };\n\n\tthis.magFilter = NearestFilter;\n\tthis.minFilter = NearestFilter;\n\n\tthis.wrapR = ClampToEdgeWrapping;\n\n\tthis.generateMipmaps = false;\n\tthis.flipY = false;\n\n\tthis.needsUpdate = true;\n\n\n}\n\nDataTexture3D.prototype = Object.create( Texture.prototype );\nDataTexture3D.prototype.constructor = DataTexture3D;\nDataTexture3D.prototype.isDataTexture3D = true;\n\n/**\n * Uniforms of a program.\n * Those form a tree structure with a special top-level container for the root,\n * which you get by calling 'new WebGLUniforms( gl, program )'.\n *\n *\n * Properties of inner nodes including the top-level container:\n *\n * .seq - array of nested uniforms\n * .map - nested uniforms by name\n *\n *\n * Methods of all nodes except the top-level container:\n *\n * .setValue( gl, value, [textures] )\n *\n * \t\tuploads a uniform value(s)\n * \tthe 'textures' parameter is needed for sampler uniforms\n *\n *\n * Static methods of the top-level container (textures factorizations):\n *\n * .upload( gl, seq, values, textures )\n *\n * \t\tsets uniforms in 'seq' to 'values[id].value'\n *\n * .seqWithValue( seq, values ) : filteredSeq\n *\n * \t\tfilters 'seq' entries with corresponding entry in values\n *\n *\n * Methods of the top-level container (textures factorizations):\n *\n * .setValue( gl, name, value, textures )\n *\n * \t\tsets uniform with name 'name' to 'value'\n *\n * .setOptional( gl, obj, prop )\n *\n * \t\tlike .set for an optional property of the object\n *\n */\n\nconst emptyTexture = new Texture();\nconst emptyTexture2dArray = new DataTexture2DArray();\nconst emptyTexture3d = new DataTexture3D();\nconst emptyCubeTexture = new CubeTexture();
109\n\n// --- Utilities ---\n\n// Array Caches (provide typed arrays for temporary by size)\n\nconst arrayCacheF32 = [];\nconst arrayCacheI32 = [];\n\n// Float32Array caches used for uploading Matrix uniforms\n\nconst mat4array = new Float32Array( 16 );\nconst mat3array = new Float32Array( 9 );\nconst mat2array = new Float32Array( 4 );\n\n// Flattening for arrays of vectors and matrices\n\nfunction flatten( array, nBlocks, blockSize ) {\n\n\tconst firstElem = array[ 0 ];\n\n\tif ( firstElem <= 0 || firstElem > 0 ) return array;\n\t// unoptimized: ! isNaN( firstElem )\n\t// see http://jacksondunstan.com/articles/983\n\n\tlet n = nBlocks * blockSize,\n\t\tr = arrayCacheF32[ n ];\n\n\tif ( r === undefined ) {\n\n\t\tr = new Float32Array( n );\n\t\tarrayCacheF32[ n ] = r;\n\n\t}\n\n\tif ( nBlocks !== 0 ) {\n\n\t\tfirstElem.toArray( r, 0 );\n\n\t\tfor ( let i = 1, offset = 0; i !== nBlocks; ++ i ) {\n\n\t\t\toffset += blockSize;\n\t\t\tarray[ i ].toArray( r, offset );\n\n\t\t}\n\n\t}\n\n\treturn r;\n\n}\n\nfunction arraysEqual( a, b ) {\n\n\tif ( a.length !== b.length ) return false;\n\n\tfor ( let i = 0, l = a.length; i < l; i ++ ) {\n\n\t\tif ( a[ i ] !== b[ i ] ) return false;\n\n\t}\n\n\treturn true;\n\n}\n\nfunction copyArray( a, b ) {\n\n\tfor ( let i = 0, l = b.length; i < l; i ++ ) {\n\n\t\ta[ i ] = b[ i ];\n\n\t}\n\n}\n\n// Texture unit allocation\n\nfunction allocTexUnits( textures, n ) {\n\n\tlet r = arrayCacheI32[ n ];\n\n\tif ( r === undefined ) {\n\n\t\tr = new Int32Array( n );\n\t\tarrayCacheI32[ n ] = r;\n\n\t}\n\n\tfor ( let i = 0; i !== n; ++ i ) {\n\n\t\tr[ i ] = textures.allocateTextureUnit();\n\n\t}\n\n\treturn r;\n\n}\n\n// --- Setters ---\n\n// Note: Defining these methods externally, because they come in a bunch\n// and this way their names minify.\n\n// Single scalar\n\nfunction setValueV1f( gl, v ) {\n\n\tconst cache = this.cache;\n\n\tif ( cache[ 0 ] === v ) return;\n\n\tgl.uniform1f( this.addr, v );\n\n\tcache[ 0 ] = v;\n\n}\n\n// Single float vector (from flat array or THREE.VectorN)\n\nfunction setValueV2f( gl, v ) {\n\n\tconst cache = this.cache;\n\n\tif ( v.x !== undefined ) {\n\n\t\tif ( cache[ 0 ] !== v.x || cache[ 1 ] !== v.y ) {\n\n\t\t\tgl.uniform2f( this.addr, v.x, v.y );\n\n\t\t\tcache[ 0 ] = v.x;\n\t\t\tcache[ 1 ] = v.y;\n\n\t\t}\n\n\t} else {\n\n\t\tif ( arraysEqual( cache, v ) ) return;\n\n\t\tgl.uniform2fv( this.addr, v );\n\n\t\tcopyArray( cache, v );\n\n\t}\n\n}\n\nfunction setValueV3f( gl, v ) {\n\n\tconst cache = this.cache;\n\n\tif ( v.x !== undefined ) {\n\n\t\tif ( cache[ 0 ] !== v.x || cache[ 1 ] !== v.y || cache[ 2 ] !== v.z ) {\n\n\t\t\tgl.uniform3f( this.addr, v.x, v.y, v.z );\n\n\t\t\tcache[ 0 ] = v.x;\n\t\t\tcache[ 1 ] = v.y;\n\t\t\tcache[ 2 ] = v.z;\n\n\t\t}\n\n\t} else if ( v.r !== undefined ) {\n\n\t\tif ( cache[ 0 ] !== v.r || cache[ 1 ] !== v.g || cache[ 2 ] !== v.b ) {\n\n\t\t\tgl.uniform3f( this.addr, v.r, v.g, v.b );\n\n\t\t\tcache[ 0 ] = v.r;\n\t\t\tcache[ 1 ] = v.g;\n\t\t\tcache[ 2 ] = v.b;\n\n\t\t}\n\n\t} else {\n\n\t\tif ( arraysEqual( cache, v ) ) return;\n\n\t\tgl.uniform3fv( this.addr, v );\n\n\t\tcopyArray( cache, v );\n\n\t}\n\n}\n\nfunction setValueV4f( gl, v ) {\n\n\tconst cache = this.cache;\n\n\tif ( v.x !== undefined ) {\n\n\t\tif ( cache[ 0 ] !== v.x || cache[ 1 ] !== v.y || cache[ 2 ] !== v.z || cache[ 3 ] !== v.w ) {\n\n\t\t\tgl.uniform4f( this.addr, v.x, v.y, v.z, v.w );\n\n\t\t\tcache[ 0 ] = v.x;\n\t\t\tcache[ 1 ] = v.y;\n\t\t\tcache[ 2 ] = v.z;\n\t\t\tcache[ 3 ] = v.w;\n\n\t\t}\n\n\t} else {\n\n\t\tif ( arraysEqual( cache, v ) ) return;\n\n\t\tgl.uniform4fv( this.addr, v );\n\n\t\tcopyArray( cache, v );\n\n\t}\n\n}\n\n// Single matrix (from flat array or MatrixN)\n\nfunction setValueM2( gl, v ) {\n\n\tconst cache = this.cache;\n\tconst elements = v.elements;\n\n\tif ( elements === undefined ) {\n\n\t\tif ( arraysEqual( cache, v ) ) return;\n\n\t\tgl.uniformMatrix2fv( this.addr, false, v );\n\n\t\tcopyArray( cache, v );\n\n\t} else {\n\n\t\tif ( arraysEqual( cache, elements ) ) return;\n\n\t\tmat2array.set( elements );\n\n\t\tgl.uniformMatrix2fv( this.addr, false, mat2array );\n\n\t\tcopyArray( cache, elements );\n\n\t}\n\n}\n\nfunction setValueM3( gl, v ) {\n\n\tconst cache = this.cache;\n\tconst elements = v.elements;\n\n\tif ( elements === undefined ) {\n\n\t\tif ( arraysEqual( cache, v ) ) return;\n\n\t\tgl.uniformMatrix3fv( this.addr, false, v );\n\n\t\tcopyArray( cache, v );\n\n\t} else {\n\n\t\tif ( arraysEqual( cache, elements ) ) return;\n\n\t\tmat3array.set( elements );\n\n\t\tgl.uniformMatrix3fv( this.addr, false, mat3array );\n\n\t\tcopyArray( cache, elements );\n\n\t}\n\n}\n\nfunction setValueM4( gl, v ) {\n\n\tconst cache = this.cache;\n\tconst elements = v.elements;\n\n\tif ( elements === undefined ) {\n\n\t\tif ( arraysEqual( cache, v ) ) return;\n\n\t\tgl.uniformMatrix4fv( this.addr, false, v );\n\n\t\tcopyArray( cache, v );\n\n\t} else {\n\n\t\tif ( arraysEqual( cache, elements ) ) return;\n\n\t\tmat4array.set( elements );\n\n\t\tgl.uniformMatrix4fv( this.addr, false, mat4array );\n\n\t\tcopyArray( cache, elements );\n\n\t}\n\n}\n\n// Single texture (2D / Cube)\n\nfunction setValueT1( gl, v, textures ) {\n\n\tconst cache = this.cache;\n\tconst unit = textures.allocateTextureUnit();\n\n\tif ( cache[ 0 ] !== unit ) {\n\n\t\tgl.uniform1i( this.addr, unit );\n\t\tcache[ 0 ] = unit;\n\n\t}\n\n\ttextures.safeSetTexture2D( v || emptyTexture, unit );\n\n}\n\nfunction setValueT2DArray1( gl, v, textures ) {\n\n\tconst cache = this.cache;\n\tconst unit = textures.allocateTextureUnit();\n\n\tif ( cache[ 0 ] !== unit ) {\n\n\t\tgl.uniform1i( this.addr, unit );\n\t\tcache[ 0 ] = unit;\n\n\t}\n\n\ttextures.setTexture2DArray( v || emptyTexture2dArray, unit );\n\n}\n\nfunction setValueT3D1( gl, v, textures ) {\n\n\tconst cache = this.cache;\n\tconst unit = textures.allocateTextureUnit();\n\n\tif ( cache[ 0 ] !== unit ) {\n\n\t\tgl.uniform1i( this.addr, unit );\n\t\tcache[ 0 ] = unit;\n\n\t}\n\n\ttextures.setTexture3D( v || emptyTexture3d, unit );\n\n}\n\nfunction setValueT6( gl, v, textures ) {\n\n\tconst cache = this.cache;\n\tconst unit = textures.allocateTextureUnit();\n\n\tif ( cache[ 0 ] !== unit ) {\n\n\t\tgl.uniform1i( this.addr, unit );\n\t\tcache[ 0 ] = unit;\n\n\t}\n\n\ttextures.safeSetTextureCube( v || emptyCubeTexture, unit );\n\n}\n\n// Integer / Boolean vectors or arrays thereof (always flat arrays)\n\nfunction setValueV1i( gl, v ) {\n\n\tconst cache = this.cache;\n\n\tif ( cache[ 0 ] === v ) return;\n\n\tgl.uniform1i( this.addr, v );
109\n\n\tcache[ 0 ] = v;\n\n}\n\nfunction setValueV2i( gl, v ) {\n\n\tconst cache = this.cache;\n\n\tif ( arraysEqual( cache, v ) ) return;\n\n\tgl.uniform2iv( this.addr, v );\n\n\tcopyArray( cache, v );\n\n}\n\nfunction setValueV3i( gl, v ) {\n\n\tconst cache = this.cache;\n\n\tif ( arraysEqual( cache, v ) ) return;\n\n\tgl.uniform3iv( this.addr, v );\n\n\tcopyArray( cache, v );\n\n}\n\nfunction setValueV4i( gl, v ) {\n\n\tconst cache = this.cache;\n\n\tif ( arraysEqual( cache, v ) ) return;\n\n\tgl.uniform4iv( this.addr, v );\n\n\tcopyArray( cache, v );\n\n}\n\n// uint\n\nfunction setValueV1ui( gl, v ) {\n\n\tconst cache = this.cache;\n\n\tif ( cache[ 0 ] === v ) return;\n\n\tgl.uniform1ui( this.addr, v );\n\n\tcache[ 0 ] = v;\n\n}\n\n// Helper to pick the right setter for the singular case\n\nfunction getSingularSetter( type ) {\n\n\tswitch ( type ) {\n\n\t\tcase 0x1406: return setValueV1f; // FLOAT\n\t\tcase 0x8b50: return setValueV2f; // _VEC2\n\t\tcase 0x8b51: return setValueV3f; // _VEC3\n\t\tcase 0x8b52: return setValueV4f; // _VEC4\n\n\t\tcase 0x8b5a: return setValueM2; // _MAT2\n\t\tcase 0x8b5b: return setValueM3; // _MAT3\n\t\tcase 0x8b5c: return setValueM4; // _MAT4\n\n\t\tcase 0x1404: case 0x8b56: return setValueV1i; // INT, BOOL\n\t\tcase 0x8b53: case 0x8b57: return setValueV2i; // _VEC2\n\t\tcase 0x8b54: case 0x8b58: return setValueV3i; // _VEC3\n\t\tcase 0x8b55: case 0x8b59: return setValueV4i; // _VEC4\n\n\t\tcase 0x1405: return setValueV1ui; // UINT\n\n\t\tcase 0x8b5e: // SAMPLER_2D\n\t\tcase 0x8d66: // SAMPLER_EXTERNAL_OES\n\t\tcase 0x8dca: // INT_SAMPLER_2D\n\t\tcase 0x8dd2: // UNSIGNED_INT_SAMPLER_2D\n\t\tcase 0x8b62: // SAMPLER_2D_SHADOW\n\t\t\treturn setValueT1;\n\n\t\tcase 0x8b5f: // SAMPLER_3D\n\t\tcase 0x8dcb: // INT_SAMPLER_3D\n\t\tcase 0x8dd3: // UNSIGNED_INT_SAMPLER_3D\n\t\t\treturn setValueT3D1;\n\n\t\tcase 0x8b60: // SAMPLER_CUBE\n\t\tcase 0x8dcc: // INT_SAMPLER_CUBE\n\t\tcase 0x8dd4: // UNSIGNED_INT_SAMPLER_CUBE\n\t\tcase 0x8dc5: // SAMPLER_CUBE_SHADOW\n\t\t\treturn setValueT6;\n\n\t\tcase 0x8dc1: // SAMPLER_2D_ARRAY\n\t\tcase 0x8dcf: // INT_SAMPLER_2D_ARRAY\n\t\tcase 0x8dd7: // UNSIGNED_INT_SAMPLER_2D_ARRAY\n\t\tcase 0x8dc4: // SAMPLER_2D_ARRAY_SHADOW\n\t\t\treturn setValueT2DArray1;\n\n\t}\n\n}\n\n// Array of scalars\nfunction setValueV1fArray( gl, v ) {\n\n\tgl.uniform1fv( this.addr, v );\n\n}\n\n// Integer / Boolean vectors or arrays thereof (always flat arrays)\nfunction setValueV1iArray( gl, v ) {\n\n\tgl.uniform1iv( this.addr, v );\n\n}\n\nfunction setValueV2iArray( gl, v ) {\n\n\tgl.uniform2iv( this.addr, v );\n\n}\n\nfunction setValueV3iArray( gl, v ) {\n\n\tgl.uniform3iv( this.addr, v );\n\n}\n\nfunction setValueV4iArray( gl, v ) {\n\n\tgl.uniform4iv( this.addr, v );\n\n}\n\n\n// Array of vectors (flat or from THREE classes)\n\nfunction setValueV2fArray( gl, v ) {\n\n\tconst data = flatten( v, this.size, 2 );\n\n\tgl.uniform2fv( this.addr, data );\n\n}\n\nfunction setValueV3fArray( gl, v ) {\n\n\tconst data = flatten( v, this.size, 3 );\n\n\tgl.uniform3fv( this.addr, data );\n\n}\n\nfunction setValueV4fArray( gl, v ) {\n\n\tconst data = flatten( v, this.size, 4 );\n\n\tgl.uniform4fv( this.addr, data );\n\n}\n\n// Array of matrices (flat or from THREE clases)\n\nfunction setValueM2Array( gl, v ) {\n\n\tconst data = flatten( v, this.size, 4 );\n\n\tgl.uniformMatrix2fv( this.addr, false, data );\n\n}\n\nfunction setValueM3Array( gl, v ) {\n\n\tconst data = flatten( v, this.size, 9 );\n\n\tgl.uniformMatrix3fv( this.addr, false, data );\n\n}\n\nfunction setValueM4Array( gl, v ) {\n\n\tconst data = flatten( v, this.size, 16 );\n\n\tgl.uniformMatrix4fv( this.addr, false, data );\n\n}\n\n// Array of textures (2D / Cube)\n\nfunction setValueT1Array( gl, v, textures ) {\n\n\tconst n = v.length;\n\n\tconst units = allocTexUnits( textures, n );\n\n\tgl.uniform1iv( this.addr, units );\n\n\tfor ( let i = 0; i !== n; ++ i ) {\n\n\t\ttextures.safeSetTexture2D( v[ i ] || emptyTexture, units[ i ] );\n\n\t}\n\n}\n\nfunction setValueT6Array( gl, v, textures ) {\n\n\tconst n = v.length;\n\n\tconst units = allocTexUnits( textures, n );\n\n\tgl.uniform1iv( this.addr, units );\n\n\tfor ( let i = 0; i !== n; ++ i ) {\n\n\t\ttextures.safeSetTextureCube( v[ i ] || emptyCubeTexture, units[ i ] );\n\n\t}\n\n}\n\n// Helper to pick the right setter for a pure (bottom-level) array\n\nfunction getPureArraySetter( type ) {\n\n\tswitch ( type ) {\n\n\t\tcase 0x1406: return setValueV1fArray; // FLOAT\n\t\tcase 0x8b50: return setValueV2fArray; // _VEC2\n\t\tcase 0x8b51: return setValueV3fArray; // _VEC3\n\t\tcase 0x8b52: return setValueV4fArray; // _VEC4\n\n\t\tcase 0x8b5a: return setValueM2Array; // _MAT2\n\t\tcase 0x8b5b: return setValueM3Array; // _MAT3\n\t\tcase 0x8b5c: return setValueM4Array; // _MAT4\n\n\t\tcase 0x1404: case 0x8b56: return setValueV1iArray; // INT, BOOL\n\t\tcase 0x8b53: case 0x8b57: return setValueV2iArray; // _VEC2\n\t\tcase 0x8b54: case 0x8b58: return setValueV3iArray; // _VEC3\n\t\tcase 0x8b55: case 0x8b59: return setValueV4iArray; // _VEC4\n\n\t\tcase 0x8b5e: // SAMPLER_2D\n\t\tcase 0x8d66: // SAMPLER_EXTERNAL_OES\n\t\tcase 0x8dca: // INT_SAMPLER_2D\n\t\tcase 0x8dd2: // UNSIGNED_INT_SAMPLER_2D\n\t\tcase 0x8b62: // SAMPLER_2D_SHADOW\n\t\t\treturn setValueT1Array;\n\n\t\tcase 0x8b60: // SAMPLER_CUBE\n\t\tcase 0x8dcc: // INT_SAMPLER_CUBE\n\t\tcase 0x8dd4: // UNSIGNED_INT_SAMPLER_CUBE\n\t\tcase 0x8dc5: //
109SAMPLER_CUBE_SHADOW\n\t\t\treturn setValueT6Array;\n\n\t}\n\n}\n\n// --- Uniform Classes ---\n\nfunction SingleUniform( id, activeInfo, addr ) {\n\n\tthis.id = id;\n\tthis.addr = addr;\n\tthis.cache = [];\n\tthis.setValue = getSingularSetter( activeInfo.type );\n\n\t// this.path = activeInfo.name; // DEBUG\n\n}\n\nfunction PureArrayUniform( id, activeInfo, addr ) {\n\n\tthis.id = id;\n\tthis.addr = addr;\n\tthis.cache = [];\n\tthis.size = activeInfo.size;\n\tthis.setValue = getPureArraySetter( activeInfo.type );\n\n\t// this.path = activeInfo.name; // DEBUG\n\n}\n\nPureArrayUniform.prototype.updateCache = function ( data ) {\n\n\tlet cache = this.cache;\n\n\tif ( data instanceof Float32Array && cache.length !== data.length ) {\n\n\t\tthis.cache = new Float32Array( data.length );\n\n\t}\n\n\tcopyArray( cache, data );\n\n};\n\nfunction StructuredUniform( id ) {\n\n\tthis.id = id;\n\n\tthis.seq = [];\n\tthis.map = {};\n\n}\n\nStructuredUniform.prototype.setValue = function ( gl, value, textures ) {\n\n\tconst seq = this.seq;\n\n\tfor ( let i = 0, n = seq.length; i !== n; ++ i ) {\n\n\t\tconst u = seq[ i ];\n\t\tu.setValue( gl, value[ u.id ], textures );\n\n\t}\n\n};\n\n// --- Top-level ---\n\n// Parser - builds up the property tree from the path strings\n\nconst RePathPart = /([\\w\\d_]+)(\\])?(\\[|\\.)?/g;\n\n// extracts\n// \t- the identifier (member name or array index)\n// - followed by an optional right bracket (found when array index)\n// - followed by an optional left bracket or dot (type of subscript)\n//\n// Note: These portions can be read in a non-overlapping fashion and\n// allow straightforward parsing of the hierarchy that WebGL encodes\n// in the uniform names.\n\nfunction addUniform( container, uniformObject ) {\n\n\tcontainer.seq.push( uniformObject );\n\tcontainer.map[ uniformObject.id ] = uniformObject;\n\n}\n\nfunction parseUniform( activeInfo, addr, container ) {\n\n\tconst path = activeInfo.name,\n\t\tpathLength = path.length;\n\n\t// reset RegExp object, because of the early exit of a previous run\n\tRePathPart.lastIndex = 0;\n\n\twhile ( true ) {\n\n\t\tconst match = RePathPart.exec( path ),\n\t\t\tmatchEnd = RePathPart.lastIndex;\n\n\t\tlet id = match[ 1 ],\n\t\t\tidIsIndex = match[ 2 ] === ']',\n\t\t\tsubscript = match[ 3 ];\n\n\t\tif ( idIsIndex ) id = id | 0; // convert to integer\n\n\t\tif ( subscript === undefined || subscript === '[' && matchEnd + 2 === pathLength ) {\n\n\t\t\t// bare name or \"pure\" bottom-level array \"[0]\" suffix\n\n\t\t\taddUniform( container, subscript === undefined ?\n\t\t\t\tnew SingleUniform( id, activeInfo, addr ) :\n\t\t\t\tnew PureArrayUniform( id, activeInfo, addr ) );\n\n\t\t\tbreak;\n\n\t\t} else {\n\n\t\t\t// step into inner node / create it in case it doesn't exist\n\n\t\t\tconst map = container.map;\n\t\t\tlet next = map[ id ];\n\n\t\t\tif ( next === undefined ) {\n\n\t\t\t\tnext = new StructuredUniform( id );\n\t\t\t\taddUniform( container, next );\n\n\t\t\t}\n\n\t\t\tcontainer = next;\n\n\t\t}\n\n\t}\n\n}\n\n// Root Container\n\nfunction WebGLUniforms( gl, program ) {\n\n\tthis.seq = [];\n\tthis.map = {};\n\n\tconst n = gl.getProgramParameter( program, 35718 );\n\n\tfor ( let i = 0; i < n; ++ i ) {\n\n\t\tconst info = gl.getActiveUniform( program, i ),\n\t\t\taddr = gl.getUniformLocation( program, info.name );\n\n\t\tparseUniform( info, addr, this );\n\n\t}\n\n}\n\nWebGLUniforms.prototype.setValue = function ( gl, name, value, textures ) {\n\n\tconst u = this.map[ name ];\n\n\tif ( u !== undefined ) u.setValue( gl, value, textures );\n\n};\n\nWebGLUniforms.prototype.setOptional = function ( gl, object, name ) {\n\n\tconst v = object[ name ];\n\n\tif ( v !== undefined ) this.setValue( gl, name, v );\n\n};\n\n\n// Static interface\n\nWebGLUniforms.upload = function ( gl, seq, values, textures ) {\n\n\tfor ( let i = 0, n = seq.length; i !== n; ++ i ) {\n\n\t\tconst u = seq[ i ],\n\t\t\tv = values[ u.id ];\n\n\t\tif ( v.needsUpdate !== false ) {\n\n\t\t\t// note: always updating when .needsUpdate is undefined\n\t\t\tu.setValue( gl, v.value, textures );\n\n\t\t}\n\n\t}\n\n};\n\nWebGLUniforms.seqWithValue = function ( seq, values ) {\n\n\tconst r = [];\n\n\tfor ( let i = 0, n = seq.length; i !== n; ++ i ) {\n\n\t\tconst u = seq[ i ];\n\t\tif ( u.id in values ) r.push( u );\n\n\t}\n\n\treturn r;\n\n};\n\nfunction WebGLShader( gl, type, string ) {\n\n\tconst shader = gl.createShader( type );\n\n\tgl.shaderSource( shader, string );\n\tgl.compileShader( shader );\n\n\treturn shader;\n\n}\n\nlet programIdCount = 0;\n\nfunction addLineNumbers( string ) {\n\n\tconst lines = string.split( '\\n' );\n\n\tfor ( let i = 0; i < lines.length; i ++ ) {\n\n\t\tlines[ i ] = ( i + 1 ) + ': ' + lines[ i ];\n\n\t}\n\n\treturn lines.join( '\\n' );\n\n}\n\nfunction getEncodingComponents( encoding ) {\n\n\tswitch ( encoding ) {\n\n\t\tcase LinearEncoding:\n\t\t\treturn [ 'Linear', '( value )' ];\n\t\tcase sRGBEncoding:\n\t\t\treturn [ 'sRGB', '( value )' ];\n\t\tcase RGBEEncoding:\n\t\t\treturn [ 'RGBE', '( value )' ];\n\t\tcase RGBM7Encoding:\n\t\t\treturn [ 'RGBM', '( value, 7.0 )' ];\n\t\tcase RGBM16Encoding:\n\t\t\treturn [ 'RGBM', '( value, 16.0 )' ];\n\t\tcase RGBDEncoding:\n\t\t\treturn [ 'RGBD', '( value, 256.0 )' ];\n\t\tcase GammaEncoding:\n\t\t\treturn [ 'Gamma', '( value, float( GAMMA_FACTOR ) )' ];\n\t\tcase LogLuvEncoding:\n\t\t\treturn [ 'LogLuv', '( value )' ];\n\t\tdefault:\n\t\t\tconsole.warn( 'THREE.WebGLProgram: Unsupported encoding:', encoding );\n\t\t\treturn [ 'Linear', '( value )' ];\n\n\t}\n\n}\n\nfunction getShaderErrors( gl, shader, type ) {\n\n\tconst status = gl.getShaderParameter( shader, 35713 );\n\tconst log = gl.getShaderInfoLog( shader ).trim();\n\n\tif ( status && log === '' ) return '';\n\n\t// --enable-privileged-webgl-extension\n\t// console.log( '**' + type + '**', gl.getExtension( 'WEBGL_debug_shaders' ).getTranslatedShaderSource( shader ) );\n\n\tconst source = gl.getShaderSource( shader );\n\n\treturn 'THREE.WebGLShader: gl.getShaderInfoLog() ' + type + '\\n' + log + addLineNumbers( source );\n\n}\n\nfunction getTexelDecodingFunction( functionName, encoding ) {\n\n\tconst components = getEncodingComponents( encoding );\n\treturn 'vec4 ' + functionName + '( vec4 value ) { return ' + components[ 0 ] + 'ToLinear' + components[ 1 ] + '; }';\n\n}\n\nfunction getTexelEncodingFunction( functionName, encoding ) {\n\n\tconst components = getEncodingComponents( encoding );\n\treturn 'vec4 ' + functionName + '( vec4 value ) { return LinearTo' + components[ 0 ] + components[ 1 ] + '; }';\n\n}\n\nfunction getToneMappingFunction( functionName, toneMapping ) {\n\n\tlet toneMappingName;\n\n\tswitch ( toneMapping ) {\n\n\t\tcase LinearToneMapping:\n\t\t\ttoneMappingName = 'Linear';\n\t\t\tbreak;\n\n\t\tcase ReinhardToneMapping:\n\t\t\ttoneMappingName = 'Reinhard';\n\t\t\tbreak;\n\n\t\tcase CineonToneMapping:\n\t\t\ttoneMappingName = 'OptimizedCineon';\n\t\t\tbreak;\n\n\t\tcase ACESFilmicToneMapping:\n\t\t\ttoneMappingName = 'ACESFilmic';\n\t\t\tbreak;\n\n\t\tcase CustomToneMapping:\n\t\t\ttoneMappingName = 'Custom';\n\t\t\tbreak;\n\n\t\tdefault:\n\t\t\tconsole.warn( 'THREE.WebGLProgram: Unsupported toneMapping:', toneMapping );\n\t\t\ttoneMappingName = 'Linear';\n\n\t}\n\n\treturn 'vec3 ' + functionName + '( vec3 color ) { return ' + toneMappingName + 'ToneMapping( color ); }';\n\n}\n\nfunction generateExtensions( parameters ) {\n\n\tconst chunks = [\n\t\t( parameters.extensionDerivatives || parameters.envMapCubeUV || parameters.bumpMap || parameters.tangentSpaceNormalMap || parameters.clearcoatNormalMap || parameters.flatShading || parameters.shaderID === 'physical' ) ? '#extension GL_OES_standard_derivatives : enable' : '',\n\t\t( parameters.extensionFragDepth || parameters.logarithmicDepthBuffer ) && parameters.rendererExtensionFragDepth ? '#extension GL_EXT_frag_depth : enable' : '',\n\t\t( parameters.extensionDrawBuffers && parameters.rendererExtensionDrawBuffers ) ? '#extension GL_EXT_draw_buffers : require' : '',\n\t\t( parameters.extensionShaderTextureLOD || parameters.envMap ) && parameters.rendererExtensionShaderTextureLod ? '#extension GL_EXT_shader_texture_lod : enable' : ''\n\t];\n\n\treturn chunks.filter( filterEmptyLine ).join( '\\n' );\n\n}\n\nfunction generateDefines( defines ) {\n\n\tconst chunks = [];\n\n\tfor ( const name in defines ) {\n\n\t\tconst value = defines[ name ];\n\n\t\tif ( value === false ) continue;\n\n\t\tchunks.push( '#define ' + name + ' ' + value );\n\n\t}\n\n\treturn chunks.join( '\\n' );\n\n}\n\nfunction fetchAttributeLocations( gl, program ) {\n\n\tconst attributes = {};\n\n\tconst n = gl.getProgramParameter( program, 35721 );\n\n\tfor ( let i = 0; i < n; i ++ ) {\n\n\t\tconst info = gl.getActiveAttrib( program, i );\n\t\tconst name = info.name;\n\n\t\t// console.log( 'THREE.WebGLProgram: ACTIVE VERTEX ATTRIBUTE:', name, i );\n\n\t\tattributes[ name ] = gl.getAttribLocation( program, name );\n\n\t}\n\n\treturn attributes;\n\n}\n\nfunction filterEmptyLine( string ) {\n\n\treturn string !== '';\n\n}\n\nfunction replaceLightNums( string, parameters ) {\n\n\treturn string\n\t\t.replace( /NUM_DIR_LIGHTS/g, parameters.numDirLights )\n\t\t.replace( /NUM_SPOT_L
109IGHTS/g, parameters.numSpotLights )\n\t\t.replace( /NUM_RECT_AREA_LIGHTS/g, parameters.numRectAreaLights )\n\t\t.replace( /NUM_POINT_LIGHTS/g, parameters.numPointLights )\n\t\t.replace( /NUM_HEMI_LIGHTS/g, parameters.numHemiLights )\n\t\t.replace( /NUM_DIR_LIGHT_SHADOWS/g, parameters.numDirLightShadows )\n\t\t.replace( /NUM_SPOT_LIGHT_SHADOWS/g, parameters.numSpotLightShadows )\n\t\t.replace( /NUM_POINT_LIGHT_SHADOWS/g, parameters.numPointLightShadows );\n\n}\n\nfunction replaceClippingPlaneNums( string, parameters ) {\n\n\treturn string\n\t\t.replace( /NUM_CLIPPING_PLANES/g, parameters.numClippingPlanes )\n\t\t.replace( /UNION_CLIPPING_PLANES/g, ( parameters.numClippingPlanes - parameters.numClipIntersection ) );\n\n}\n\n// Resolve Includes\n\nconst includePattern = /^[ \\t]*#include +<([\\w\\d./]+)>/gm;\n\nfunction resolveIncludes( string ) {\n\n\treturn string.replace( includePattern, includeReplacer );\n\n}\n\nfunction includeReplacer( match, include ) {\n\n\tconst string = ShaderChunk[ include ];\n\n\tif ( string === undefined ) {\n\n\t\tthrow new Error( 'Can not resolve #include <' + include + '>' );\n\n\t}\n\n\treturn resolveIncludes( string );\n\n}\n\n// Unroll Loops\n\nconst deprecatedUnrollLoopPattern = /#pragma unroll_loop[\\s]+?for \\( int i \\= (\\d+)\\; i < (\\d+)\\; i \\+\\+ \\) \\{([\\s\\S]+?)(?=\\})\\}/g;\nconst unrollLoopPattern = /#pragma unroll_loop_start[\\s]+?for \\( int i \\= (\\d+)\\; i < (\\d+)\\; i \\+\\+ \\) \\{([\\s\\S]+?)(?=\\})\\}[\\s]+?#pragma unroll_loop_end/g;\n\nfunction unrollLoops( string ) {\n\n\treturn string\n\t\t.replace( unrollLoopPattern, loopReplacer )\n\t\t.replace( deprecatedUnrollLoopPattern, deprecatedLoopReplacer );\n\n}\n\nfunction deprecatedLoopReplacer( match, start, end, snippet ) {\n\n\tconsole.warn( 'WebGLProgram: #pragma unroll_loop shader syntax is deprecated. Please use #pragma unroll_loop_start syntax instead.' );\n\treturn loopReplacer( match, start, end, snippet );\n\n}\n\nfunction loopReplacer( match, start, end, snippet ) {\n\n\tlet string = '';\n\n\tfor ( let i = parseInt( start ); i < parseInt( end ); i ++ ) {\n\n\t\tstring += snippet\n\t\t\t.replace( /\\[ i \\]/g, '[ ' + i + ' ]' )\n\t\t\t.replace( /UNROLLED_LOOP_INDEX/g, i );\n\n\t}\n\n\treturn string;\n\n}\n\n//\n\nfunction generatePrecision( parameters ) {\n\n\tlet precisionstring = \"precision \" + parameters.precision + \" float;\\nprecision \" + parameters.precision + \" int;\";\n\n\tif ( parameters.precision === \"highp\" ) {\n\n\t\tprecisionstring += \"\\n#define HIGH_PRECISION\";\n\n\t} else if ( parameters.precision === \"mediump\" ) {\n\n\t\tprecisionstring += \"\\n#define MEDIUM_PRECISION\";\n\n\t} else if ( parameters.precision === \"lowp\" ) {\n\n\t\tprecisionstring += \"\\n#define LOW_PRECISION\";\n\n\t}\n\n\treturn precisionstring;\n\n}\n\nfunction generateShadowMapTypeDefine( parameters ) {\n\n\tlet shadowMapTypeDefine = 'SHADOWMAP_TYPE_BASIC';\n\n\tif ( parameters.shadowMapType === PCFShadowMap ) {\n\n\t\tshadowMapTypeDefine = 'SHADOWMAP_TYPE_PCF';\n\n\t} else if ( parameters.shadowMapType === PCFSoftShadowMap ) {\n\n\t\tshadowMapTypeDefine = 'SHADOWMAP_TYPE_PCF_SOFT';\n\n\t} else if ( parameters.shadowMapType === VSMShadowMap ) {\n\n\t\tshadowMapTypeDefine = 'SHADOWMAP_TYPE_VSM';\n\n\t}\n\n\treturn shadowMapTypeDefine;\n\n}\n\nfunction generateEnvMapTypeDefine( parameters ) {\n\n\tlet envMapTypeDefine = 'ENVMAP_TYPE_CUBE';\n\n\tif ( parameters.envMap ) {\n\n\t\tswitch ( parameters.envMapMode ) {\n\n\t\t\tcase CubeReflectionMapping:\n\t\t\tcase CubeRefractionMapping:\n\t\t\t\tenvMapTypeDefine = 'ENVMAP_TYPE_CUBE';\n\t\t\t\tbreak;\n\n\t\t\tcase CubeUVReflectionMapping:\n\t\t\tcase CubeUVRefractionMapping:\n\t\t\t\tenvMapTypeDefine = 'ENVMAP_TYPE_CUBE_UV';\n\t\t\t\tbreak;\n\n\t\t\tcase EquirectangularReflectionMapping:\n\t\t\tcase EquirectangularRefractionMapping:\n\t\t\t\tenvMapTypeDefine = 'ENVMAP_TYPE_EQUIREC';\n\t\t\t\tbreak;\n\n\t\t}\n\n\t}\n\n\treturn envMapTypeDefine;\n\n}\n\nfunction generateEnvMapModeDefine( parameters ) {\n\n\tlet envMapModeDefine = 'ENVMAP_MODE_REFLECTION';\n\n\tif ( parameters.envMap ) {\n\n\t\tswitch ( parameters.envMapMode ) {\n\n\t\t\tcase CubeRefractionMapping:\n\t\t\tcase EquirectangularRefractionMapping:\n\t\t\tcase CubeUVRefractionMapping:\n\n\t\t\t\tenvMapModeDefine = 'ENVMAP_MODE_REFRACTION';\n\t\t\t\tbreak;\n\n\t\t}\n\n\t}\n\n\treturn envMapModeDefine;\n\n}\n\nfunction generateEnvMapBlendingDefine( parameters ) {\n\n\tlet envMapBlendingDefine = 'ENVMAP_BLENDING_NONE';\n\n\tif ( parameters.envMap ) {\n\n\t\tswitch ( parameters.combine ) {\n\n\t\t\tcase MultiplyOperation:\n\t\t\t\tenvMapBlendingDefine = 'ENVMAP_BLENDING_MULTIPLY';\n\t\t\t\tbreak;\n\n\t\t\tcase MixOperation:\n\t\t\t\tenvMapBlendingDefine = 'ENVMAP_BLENDING_MIX';\n\t\t\t\tbreak;\n\n\t\t\tcase AddOperation:\n\t\t\t\tenvMapBlendingDefine = 'ENVMAP_BLENDING_ADD';\n\t\t\t\tbreak;\n\n\t\t}\n\n\t}\n\n\treturn envMapBlendingDefine;\n\n}\n\nfunction WebGLProgram( renderer, cacheKey, parameters, bindingStates ) {\n\n\tconst gl = renderer.getContext();\n\n\tconst defines = parameters.defines;\n\n\tlet vertexShader = parameters.vertexShader;\n\tlet fragmentShader = parameters.fragmentShader;\n\n\tconst shadowMapTypeDefine = generateShadowMapTypeDefine( parameters );\n\tconst envMapTypeDefine = generateEnvMapTypeDefine( parameters );\n\tconst envMapModeDefine = generateEnvMapModeDefine( parameters );\n\tconst envMapBlendingDefine = generateEnvMapBlendingDefine( parameters );\n\n\n\tconst gammaFactorDefine = ( renderer.gammaFactor > 0 ) ? renderer.gammaFactor : 1.0;\n\n\tconst customExtensions = parameters.isWebGL2 ? '' : generateExtensions( parameters );\n\n\tconst customDefines = generateDefines( defines );\n\n\tconst program = gl.createProgram();\n\n\tlet prefixVertex, prefixFragment;\n\n\tif ( parameters.isRawShaderMaterial ) {\n\n\t\tprefixVertex = [\n\n\t\t\tcustomDefines\n\n\t\t].filter( filterEmptyLine ).join( '\\n' );\n\n\t\tif ( prefixVertex.length > 0 ) {\n\n\t\t\tprefixVertex += '\\n';\n\n\t\t}\n\n\t\tprefixFragment = [\n\n\t\t\tcustomExtensions,\n\t\t\tcustomDefines\n\n\t\t].filter( filterEmptyLine ).join( '\\n' );\n\n\t\tif ( prefixFragment.length > 0 ) {\n\n\t\t\tprefixFragment += '\\n';\n\n\t\t}\n\n\t} else {\n\n\t\tprefixVertex = [\n\n\t\t\tgeneratePrecision( parameters ),\n\n\t\t\t'#define SHADER_NAME ' + parameters.shaderName,\n\n\t\t\tcustomDefines,\n\n\t\t\tparameters.instancing ? '#define USE_INSTANCING' : '',\n\t\t\tparameters.supportsVertexTextures ? '#define VERTEX_TEXTURES' : '',\n\n\t\t\t'#define GAMMA_FACTOR ' + gammaFactorDefine,\n\n\t\t\t'#define MAX_BONES ' + parameters.maxBones,\n\t\t\t( parameters.useFog && parameters.fog ) ? '#define USE_FOG' : '',\n\t\t\t( parameters.useFog && parameters.fogExp2 ) ? '#define FOG_EXP2' : '',\n\n\t\t\tparameters.map ? '#define USE_MAP' : '',\n\t\t\tparameters.envMap ? '#define USE_ENVMAP' : '',\n\t\t\tparameters.envMap ? '#define ' + envMapModeDefine : '',\n\t\t\tparameters.lightMap ? '#define USE_LIGHTMAP' : '',\n\t\t\tparameters.aoMap ? '#define USE_AOMAP' : '',\n\t\t\tparameters.emissiveMap ? '#define USE_EMISSIVEMAP' : '',\n\t\t\tparameters.bumpMap ? '#define USE_BUMPMAP' : '',\n\t\t\tparameters.normalMap ? '#define USE_NORMALMAP' : '',\n\t\t\t( parameters.normalMap && parameters.objectSpaceNormalMap ) ? '#define OBJECTSPACE_NORMALMAP' : '',\n\t\t\t( parameters.normalMap && parameters.tangentSpaceNormalMap ) ? '#define TANGENTSPACE_NORMALMAP' : '',\n\n\t\t\tparameters.clearcoatMap ? '#define USE_CLEARCOATMAP' : '',\n\t\t\tparameters.clearcoatRoughnessMap ? '#define USE_CLEARCOAT_ROUGHNESSMAP' : '',\n\t\t\tparameters.clearcoatNormalMap ? '#define USE_CLEARCOAT_NORMALMAP' : '',\n\t\t\tparameters.displacementMap && parameters.supportsVertexTextures ? '#define USE_DISPLACEMENTMAP' : '',\n\t\t\tparameters.specularMap ? '#define USE_SPECULARMAP' : '',\n\t\t\tparameters.roughnessMap ? '#define USE_ROUGHNESSMAP' : '',\n\t\t\tparameters.metalnessMap ? '#define USE_METALNESSMAP' : '',\n\t\t\tparameters.alphaMap ? '#define USE_ALPHAMAP' : '',\n\t\t\tparameters.transmissionMap ? '#define USE_TRANSMISSIONMAP' : '',\n\n\t\t\tparameters.vertexTangents ? '#define USE_TANGENT' : '',\n\t\t\tparameters.vertexColors ? '#define USE_COLOR' : '',\n\t\t\tparameters.vertexUvs ? '#define USE_UV' : '',\n\t\t\tparameters.uvsVertexOnly ? '#define UVS_VERTEX_ONLY' : '',\n\n\t\t\tparameters.flatShading ? '#define FLAT_SHADED' : '',\n\n\t\t\tparameters.skinning ? '#define USE_SKINNING' : '',\n\t\t\tparameters.useVertexTexture ? '#define BONE_TEXTURE' : '',\n\n\t\t\tparameters.morphTargets ? '#define USE_MORPHTARGETS' : '',\n\t\t\tparameters.morphNormals && parameters.flatShading === false ? '#define USE_MORPHNORMALS' : '',\n\t\t\tparameters.doubleSided ? '#define DOUBLE_SIDED' : '',\n\t\t\tparameters.flipSided ? '#define FLIP_SIDED' : '',\n\n\t\t\tparameters.shadowMapEnabled ? '#define USE_SHADOWMAP' : '',\n\t\t\tparameters.shadowMapEnabled ? '#define ' + shadowMapTypeDefine : '',\n\n\t\t\tparameters.sizeAttenuation ? '#define USE_SIZEATTENUATION' : '',\n\n\t\t\tparameters.logarithmicDepthBuffer ? '#define USE_LOGDEPTHBUF' : '',\n\t\t\t( parameters.logarithmicDepthBuffer && parameters.rendererExtensionFragDepth ) ? '#define USE_LOGDEPTHBUF_EXT' : '',\n\n\t\t\t'uniform mat4 modelMatrix;',\n\t\t\t'uniform mat4 modelViewMatrix;',\n\t\t\t'uniform mat4 projectionMatrix;',\n\t\t\t'uniform mat4 viewMatrix;',\n\t\t\t'uniform mat3 normalMatrix;',\n\t\t\t'uniform vec3 cameraPosition;',\n\t\t\t'uniform bool isOrthographic;',\n\n\t\t\t'#ifdef USE_INSTANCING',\n\n\t\t\t' attribute mat4 instanceMatrix;',\n\n\t\t\t'#endif',\n\n\t\t\t'attribute vec3 position;',\n\t\t\t'attribute vec3 normal;',\n\t\t\t'attribute vec2 uv;',\n\n\t\t\t'#ifdef USE_TANGENT',\n\n\t\t\t'\tattribute vec4 tangent;',\n\n\t\t\t'#endif',\n\n\t\t\t'#ifdef USE_COLOR',\n\n\t\t\t'\tattribute vec3 color;',\n\n\t\t\t'#endif',\n\n\t\t\t'#ifdef USE_MORPHTARGETS',\n\n\t\t\t'\tattribute vec3 morphTarget0;',\n\t\t\t'\tattribute vec3 morphTarget1;',\n\t\t\t'\tattribute vec3 morphTarget2;',\n\t\t\t'\tattribute vec3 morphTarget3;',\n\n\t\t\t'\t#ifdef USE_MORPHNORMALS',\n\n\t\t\t'\t\tattribute vec3 morphNormal0;',\n\t\t\t'\t\tattribute vec3 morphNormal1;',\n\t\t\t'\t\tattribute vec3 morphNormal2;',\n\t\t\t'\t\tattribute vec3 morphNormal3;',\n\n\t\t\t'\t#else',\n\n\t\t\t'\t\tattribute vec3 morphTarget4;',\n\t\t\t'\t\tattribute vec3 morphTarget5;',\n\t\t\t'\t\tattribute vec3 morphTarget6;',\n\t\t\t'\t\tattribute vec3 morphTarget7;',\n\n\t\t\t'\t#endif',\n\n\t\t\t'#endif',\n\n\t\t\t'#ifdef USE_SKINNING',\n\n\t\t\t'\tattribute vec4 skinIndex;',\n\t\t\t'\tattribute vec4 skinWeight;',\n\n\t\t\t'#endif',\n\n\t\t\t'\\n'\n\n\t\t].filter( filterEmptyLine ).join( '\\n' );\n\n\t\tprefixFragment = [\n\n\t\t\tcustomExtensions,\n\n\t\t\tgeneratePrecision( parameters ),\n\n\t\t\t'#define SHADER_NAME ' + parameters.shaderName,\n\n\t\t\tcustomDefines,\n\n\t\t\tparameters.alphaTest ? '#define ALPHATEST ' + parameters.alphaTest + ( parameters.alphaTest % 1 ? '' : '.0' ) : '', // add '.0' if integer\n\n\t\t\t'#define GAMMA_FACTOR ' + gammaFactorDefine,\n\n\t\t\t( parameters.useFog && parameters.fog ) ? '#define USE_FOG' : '',\n\t\t\t( parameters.useFog && parameters.fogExp2 ) ? '#define FOG_EXP2' : '',\n\n\t\t\tparameters.map ? '#define USE_MAP' : '',\n\t\t\tparameters.matc
109ap ? '#define USE_MATCAP' : '',\n\t\t\tparameters.envMap ? '#define USE_ENVMAP' : '',\n\t\t\tparameters.envMap ? '#define ' + envMapTypeDefine : '',\n\t\t\tparameters.envMap ? '#define ' + envMapModeDefine : '',\n\t\t\tparameters.envMap ? '#define ' + envMapBlendingDefine : '',\n\t\t\tparameters.lightMap ? '#define USE_LIGHTMAP' : '',\n\t\t\tparameters.aoMap ? '#define USE_AOMAP' : '',\n\t\t\tparameters.emissiveMap ? '#define USE_EMISSIVEMAP' : '',\n\t\t\tparameters.bumpMap ? '#define USE_BUMPMAP' : '',\n\t\t\tparameters.normalMap ? '#define USE_NORMALMAP' : '',\n\t\t\t( parameters.normalMap && parameters.objectSpaceNormalMap ) ? '#define OBJECTSPACE_NORMALMAP' : '',\n\t\t\t( parameters.normalMap && parameters.tangentSpaceNormalMap ) ? '#define TANGENTSPACE_NORMALMAP' : '',\n\t\t\tparameters.clearcoatMap ? '#define USE_CLEARCOATMAP' : '',\n\t\t\tparameters.clearcoatRoughnessMap ? '#define USE_CLEARCOAT_ROUGHNESSMAP' : '',\n\t\t\tparameters.clearcoatNormalMap ? '#define USE_CLEARCOAT_NORMALMAP' : '',\n\t\t\tparameters.specularMap ? '#define USE_SPECULARMAP' : '',\n\t\t\tparameters.roughnessMap ? '#define USE_ROUGHNESSMAP' : '',\n\t\t\tparameters.metalnessMap ? '#define USE_METALNESSMAP' : '',\n\t\t\tparameters.alphaMap ? '#define USE_ALPHAMAP' : '',\n\n\t\t\tparameters.sheen ? '#define USE_SHEEN' : '',\n\t\t\tparameters.transmissionMap ? '#define USE_TRANSMISSIONMAP' : '',\n\n\t\t\tparameters.vertexTangents ? '#define USE_TANGENT' : '',\n\t\t\tparameters.vertexColors ? '#define USE_COLOR' : '',\n\t\t\tparameters.vertexUvs ? '#define USE_UV' : '',\n\t\t\tparameters.uvsVertexOnly ? '#define UVS_VERTEX_ONLY' : '',\n\n\t\t\tparameters.gradientMap ? '#define USE_GRADIENTMAP' : '',\n\n\t\t\tparameters.flatShading ? '#define FLAT_SHADED' : '',\n\n\t\t\tparameters.doubleSided ? '#define DOUBLE_SIDED' : '',\n\t\t\tparameters.flipSided ? '#define FLIP_SIDED' : '',\n\n\t\t\tparameters.shadowMapEnabled ? '#define USE_SHADOWMAP' : '',\n\t\t\tparameters.shadowMapEnabled ? '#define ' + shadowMapTypeDefine : '',\n\n\t\t\tparameters.premultipliedAlpha ? '#define PREMULTIPLIED_ALPHA' : '',\n\n\t\t\tparameters.physicallyCorrectLights ? '#define PHYSICALLY_CORRECT_LIGHTS' : '',\n\n\t\t\tparameters.logarithmicDepthBuffer ? '#define USE_LOGDEPTHBUF' : '',\n\t\t\t( parameters.logarithmicDepthBuffer && parameters.rendererExtensionFragDepth ) ? '#define USE_LOGDEPTHBUF_EXT' : '',\n\n\t\t\t( ( parameters.extensionShaderTextureLOD || parameters.envMap ) && parameters.rendererExtensionShaderTextureLod ) ? '#define TEXTURE_LOD_EXT' : '',\n\n\t\t\t'uniform mat4 viewMatrix;',\n\t\t\t'uniform vec3 cameraPosition;',\n\t\t\t'uniform bool isOrthographic;',\n\n\t\t\t( parameters.toneMapping !== NoToneMapping ) ? '#define TONE_MAPPING' : '',\n\t\t\t( parameters.toneMapping !== NoToneMapping ) ? ShaderChunk[ 'tonemapping_pars_fragment' ] : '', // this code is required here because it is used by the toneMapping() function defined below\n\t\t\t( parameters.toneMapping !== NoToneMapping ) ? getToneMappingFunction( 'toneMapping', parameters.toneMapping ) : '',\n\n\t\t\tparameters.dithering ? '#define DITHERING' : '',\n\n\t\t\tShaderChunk[ 'encodings_pars_fragment' ], // this code is required here because it is used by the various encoding/decoding function defined below\n\t\t\tparameters.map ? getTexelDecodingFunction( 'mapTexelToLinear', parameters.mapEncoding ) : '',\n\t\t\tparameters.matcap ? getTexelDecodingFunction( 'matcapTexelToLinear', parameters.matcapEncoding ) : '',\n\t\t\tparameters.envMap ? getTexelDecodingFunction( 'envMapTexelToLinear', parameters.envMapEncoding ) : '',\n\t\t\tparameters.emissiveMap ? getTexelDecodingFunction( 'emissiveMapTexelToLinear', parameters.emissiveMapEncoding ) : '',\n\t\t\tparameters.lightMap ? getTexelDecodingFunction( 'lightMapTexelToLinear', parameters.lightMapEncoding ) : '',\n\t\t\tgetTexelEncodingFunction( 'linearToOutputTexel', parameters.outputEncoding ),\n\n\t\t\tparameters.depthPacking ? '#define DEPTH_PACKING ' + parameters.depthPacking : '',\n\n\t\t\t'\\n'\n\n\t\t].filter( filterEmptyLine ).join( '\\n' );\n\n\t}\n\n\tvertexShader = resolveIncludes( vertexShader );\n\tvertexShader = replaceLightNums( vertexShader, parameters );\n\tvertexShader = replaceClippingPlaneNums( vertexShader, parameters );\n\n\tfragmentShader = resolveIncludes( fragmentShader );\n\tfragmentShader = replaceLightNums( fragmentShader, parameters );\n\tfragmentShader = replaceClippingPlaneNums( fragmentShader, parameters );\n\n\tvertexShader = unrollLoops( vertexShader );\n\tfragmentShader = unrollLoops( fragmentShader );\n\n\tif ( parameters.isWebGL2 && ! parameters.isRawShaderMaterial ) {\n\n\t\t// GLSL 3.0 conversion\n\n\t\tprefixVertex = [\n\t\t\t'#version 300 es\\n',\n\t\t\t'#define attribute in',\n\t\t\t'#define varying out',\n\t\t\t'#define texture2D texture'\n\t\t].join( '\\n' ) + '\\n' + prefixVertex;\n\n\t\tprefixFragment = [\n\t\t\t'#version 300 es\\n',\n\t\t\t'#define varying in',\n\t\t\t'out highp vec4 pc_fragColor;',\n\t\t\t'#define gl_FragColor pc_fragColor',\n\t\t\t'#define gl_FragDepthEXT gl_FragDepth',\n\t\t\t'#define texture2D texture',\n\t\t\t'#define textureCube texture',\n\t\t\t'#define texture2DProj textureProj',\n\t\t\t'#define texture2DLodEXT textureLod',\n\t\t\t'#define texture2DProjLodEXT textureProjLod',\n\t\t\t'#define textureCubeLodEXT textureLod',\n\t\t\t'#define texture2DGradEXT textureGrad',\n\t\t\t'#define texture2DProjGradEXT textureProjGrad',\n\t\t\t'#define textureCubeGradEXT textureGrad'\n\t\t].join( '\\n' ) + '\\n' + prefixFragment;\n\n\t}\n\n\tconst vertexGlsl = prefixVertex + vertexShader;\n\tconst fragmentGlsl = prefixFragment + fragmentShader;\n\n\t// console.log( '*VERTEX*', vertexGlsl );\n\t// console.log( '*FRAGMENT*', fragmentGlsl );\n\n\tconst glVertexShader = WebGLShader( gl, 35633, vertexGlsl );\n\tconst glFragmentShader = WebGLShader( gl, 35632, fragmentGlsl );\n\n\tgl.attachShader( program, glVertexShader );\n\tgl.attachShader( program, glFragmentShader );\n\n\t// Force a particular attribute to index 0.\n\n\tif ( parameters.index0AttributeName !== undefined ) {\n\n\t\tgl.bindAttribLocation( program, 0, parameters.index0AttributeName );\n\n\t} else if ( parameters.morphTargets === true ) {\n\n\t\t// programs with morphTargets displace position out of attribute 0\n\t\tgl.bindAttribLocation( program, 0, 'position' );\n\n\t}\n\n\tgl.linkProgram( program );
109\n\n\t// check for link errors\n\tif ( renderer.debug.checkShaderErrors ) {\n\n\t\tconst programLog = gl.getProgramInfoLog( program ).trim();\n\t\tconst vertexLog = gl.getShaderInfoLog( glVertexShader ).trim();\n\t\tconst fragmentLog = gl.getShaderInfoLog( glFragmentShader ).trim();\n\n\t\tlet runnable = true;\n\t\tlet haveDiagnostics = true;\n\n\t\tif ( gl.getProgramParameter( program, 35714 ) === false ) {\n\n\t\t\trunnable = false;\n\n\t\t\tconst vertexErrors = getShaderErrors( gl, glVertexShader, 'vertex' );\n\t\t\tconst fragmentErrors = getShaderErrors( gl, glFragmentShader, 'fragment' );\n\n\t\t\tconsole.error( 'THREE.WebGLProgram: shader error: ', gl.getError(), '35715', gl.getProgramParameter( program, 35715 ), 'gl.getProgramInfoLog', programLog, vertexErrors, fragmentErrors );\n\n\t\t} else if ( programLog !== '' ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLProgram: gl.getProgramInfoLog()', programLog );\n\n\t\t} else if ( vertexLog === '' || fragmentLog === '' ) {\n\n\t\t\thaveDiagnostics = false;\n\n\t\t}\n\n\t\tif ( haveDiagnostics ) {\n\n\t\t\tthis.diagnostics = {\n\n\t\t\t\trunnable: runnable,\n\n\t\t\t\tprogramLog: programLog,\n\n\t\t\t\tvertexShader: {\n\n\t\t\t\t\tlog: vertexLog,\n\t\t\t\t\tprefix: prefixVertex\n\n\t\t\t\t},\n\n\t\t\t\tfragmentShader: {\n\n\t\t\t\t\tlog: fragmentLog,\n\t\t\t\t\tprefix: prefixFragment\n\n\t\t\t\t}\n\n\t\t\t};\n\n\t\t}\n\n\t}\n\n\t// Clean up\n\n\t// Crashes in iOS9 and iOS10. #18402\n\t// gl.detachShader( program, glVertexShader );\n\t// gl.detachShader( program, glFragmentShader );\n\n\tgl.deleteShader( glVertexShader );\n\tgl.deleteShader( glFragmentShader );\n\n\t// set up caching for uniform locations\n\n\tlet cachedUniforms;\n\n\tthis.getUniforms = function () {\n\n\t\tif ( cachedUniforms === undefined ) {\n\n\t\t\tcachedUniforms = new WebGLUniforms( gl, program );\n\n\t\t}\n\n\t\treturn cachedUniforms;\n\n\t};\n\n\t// set up caching for attribute locations\n\n\tlet cachedAttributes;\n\n\tthis.getAttributes = function () {\n\n\t\tif ( cachedAttributes === undefined ) {\n\n\t\t\tcachedAttributes = fetchAttributeLocations( gl, program );\n\n\t\t}\n\n\t\treturn cachedAttributes;\n\n\t};\n\n\t// free resource\n\n\tthis.destroy = function () {\n\n\t\tbindingStates.releaseStatesOfProgram( this );\n\n\t\tgl.deleteProgram( program );\n\t\tthis.program = undefined;\n\n\t};\n\n\t//\n\n\tthis.name = parameters.shaderName;\n\tthis.id = programIdCount ++;\n\tthis.cacheKey = cacheKey;\n\tthis.usedTimes = 1;\n\tthis.program = program;\n\tthis.vertexShader = glVertexShader;\n\tthis.fragmentShader = glFragmentShader;\n\n\treturn this;\n\n}\n\nfunction WebGLPrograms( renderer, extensions, capabilities, bindingStates ) {\n\n\tconst programs = [];\n\n\tconst isWebGL2 = capabilities.isWebGL2;\n\tconst logarithmicDepthBuffer = capabilities.logarithmicDepthBuffer;\n\tconst floatVertexTextures = capabilities.floatVertexTextures;\n\tconst maxVertexUniforms = capabilities.maxVertexUniforms;\n\tconst vertexTextures = capabilities.vertexTextures;\n\n\tlet precision = capabilities.precision;\n\n\tconst shaderIDs = {\n\t\tMeshDepthMaterial: 'depth',\n\t\tMeshDistanceMaterial: 'distanceRGBA',\n\t\tMeshNormalMaterial: 'normal',\n\t\tMeshBasicMaterial: 'basic',\n\t\tMeshLambertMaterial: 'lambert',\n\t\tMeshPhongMaterial: 'phong',\n\t\tMeshToonMaterial: 'toon',\n\t\tMeshStandardMaterial: 'physical',\n\t\tMeshPhysicalMaterial: 'physical',\n\t\tMeshMatcapMaterial: 'matcap',\n\t\tLineBasicMaterial: 'basic',\n\t\tLineDashedMaterial: 'dashed',\n\t\tPointsMaterial: 'points',\n\t\tShadowMaterial: 'shadow',\n\t\tSpriteMaterial: 'sprite'\n\t};\n\n\tconst parameterNames = [\n\t\t\"precision\", \"isWebGL2\", \"supportsVertexTextures\", \"outputEncoding\", \"instancing\",\n\t\t\"map\", \"mapEncoding\", \"matcap\", \"matcapEncoding\", \"envMap\", \"envMapMode\", \"envMapEncoding\", \"envMapCubeUV\",\n\t\t\"lightMap\", \"lightMapEncoding\", \"aoMap\", \"emissiveMap\", \"emissiveMapEncoding\", \"bumpMap\", \"normalMap\", \"objectSpaceNormalMap\", \"tangentSpaceNormalMap\", \"clearcoatMap\", \"clearcoatRoughnessMap\", \"clearcoatNormalMap\", \"displacementMap\", \"specularMap\",\n\t\t\"roughnessMap\", \"metalnessMap\", \"gradientMap\",\n\t\t\"alphaMap\", \"combine\", \"vertexColors\", \"vertexTangents\", \"vertexUvs\", \"uvsVertexOnly\", \"fog\", \"useFog\", \"fogExp2\",\n\t\t\"flatShading\", \"sizeAttenuation\", \"logarithmicDepthBuffer\", \"skinning\",\n\t\t\"maxBones\", \"useVertexTexture\", \"morphTargets\", \"morphNormals\",\n\t\t\"maxMorphTargets\", \"max
109MorphNormals\", \"premultipliedAlpha\",\n\t\t\"numDirLights\", \"numPointLights\", \"numSpotLights\", \"numHemiLights\", \"numRectAreaLights\",\n\t\t\"numDirLightShadows\", \"numPointLightShadows\", \"numSpotLightShadows\",\n\t\t\"shadowMapEnabled\", \"shadowMapType\", \"toneMapping\", 'physicallyCorrectLights',\n\t\t\"alphaTest\", \"doubleSided\", \"flipSided\", \"numClippingPlanes\", \"numClipIntersection\", \"depthPacking\", \"dithering\",\n\t\t\"sheen\", \"transmissionMap\"\n\t];\n\n\tfunction allocateBones( object ) {\n\n\t\tconst skeleton = object.skeleton;\n\t\tconst bones = skeleton.bones;\n\n\t\tif ( floatVertexTextures ) {\n\n\t\t\treturn 1024;\n\n\t\t} else {\n\n\t\t\t// default for when object is not specified\n\t\t\t// ( for example when prebuilding shader to be used with multiple objects )\n\t\t\t//\n\t\t\t// - leave some extra space for other uniforms\n\t\t\t// - limit here is ANGLE's 254 max uniform vectors\n\t\t\t// (up to 54 should be safe)\n\n\t\t\tconst nVertexUniforms = maxVertexUniforms;\n\t\t\tconst nVertexMatrices = Math.floor( ( nVertexUniforms - 20 ) / 4 );\n\n\t\t\tconst maxBones = Math.min( nVertexMatrices, bones.length );\n\n\t\t\tif ( maxBones < bones.length ) {\n\n\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: Skeleton has ' + bones.length + ' bones. This GPU supports ' + maxBones + '.' );\n\t\t\t\treturn 0;\n\n\t\t\t}\n\n\t\t\treturn maxBones;\n\n\t\t}\n\n\t}\n\n\tfunction getTextureEncodingFromMap( map ) {\n\n\t\tlet encoding;\n\n\t\tif ( ! map ) {\n\n\t\t\tencoding = LinearEncoding;\n\n\t\t} else if ( map.isTexture ) {\n\n\t\t\tencoding = map.encoding;\n\n\t\t} else if ( map.isWebGLRenderTarget ) {\n\n\t\t\tconsole.warn( \"THREE.WebGLPrograms.getTextureEncodingFromMap: don't use render targets as textures. Use their .texture property instead.\" );\n\t\t\tencoding = map.texture.encoding;\n\n\t\t}\n\n\t\treturn encoding;\n\n\t}\n\n\tfunction getParameters( material, lights, shadows, scene, nClipPlanes, nClipIntersection, object ) {\n\n\t\tconst fog = scene.fog;\n\t\tconst environment = material.isMeshStandardMaterial ? scene.environment : null;\n\n\t\tconst envMap = material.envMap || environment;\n\n\t\tconst shaderID = shaderIDs[ material.type ];\n\n\t\t// heuristics to create shader parameters according to lights in the scene\n\t\t// (not to blow over maxLights budget)\n\n\t\tconst maxBones = object.isSkinnedMesh ? allocateBones( object ) : 0;\n\n\t\tif ( material.precision !== null ) {\n\n\t\t\tprecision = capabilities.getMaxPrecision( material.precision );\n\n\t\t\tif ( precision !== material.precision ) {\n\n\t\t\t\tconsole.warn( 'THREE.WebGLProgram.getParameters:', material.precision, 'not supported, using', precision, 'instead.' );\n\n\t\t\t}\n\n\t\t}\n\n\t\tlet vertexShader, fragmentShader;\n\n\t\tif ( shaderID ) {\n\n\t\t\tconst shader = ShaderLib[ shaderID ];\n\n\t\t\tvertexShader = shader.vertexShader;\n\t\t\tfragmentShader = shader.fragmentShader;\n\n\t\t} else {\n\n\t\t\tvertexShader = material.vertexShader;\n\t\t\tfragmentShader = material.fragmentShader;\n\n\t\t}\n\n\t\tconst currentRenderTarget = renderer.getRenderTarget();\n\n\t\tconst parameters = {\n\n\t\t\tisWebGL2: isWebGL2,\n\n\t\t\tshaderID: shaderID,\n\t\t\tshaderName: material.type,\n\n\t\t\tvertexShader: vertexShader,\n\t\t\tfragmentShader: fragmentShader,\n\t\t\tdefines: material.defines,\n\n\t\t\tisRawShaderMaterial: material.isRawShaderMaterial,\n\t\t\tisShaderMaterial: material.isShaderMaterial,\n\n\t\t\tprecision: precision,\n\n\t\t\tinstancing: object.isInstancedMesh === true,\n\n\t\t\tsupportsVertexTextures: vertexTextures,\n\t\t\toutputEncoding: ( currentRenderTarget !== null ) ? getTextureEncodingFromMap( currentRenderTarget.texture ) : renderer.outputEncoding,\n\t\t\tmap: !! material.map,\n\t\t\tmapEncoding: getTextureEncodingFromMap( material.map ),\n\t\t\tmatcap: !! material.matcap,\n\t\t\tmatcapEncoding: getTextureEncodingFromMap( material.matcap ),\n\t\t\tenvMap: !! envMap,\n\t\t\tenvMapMode: envMap && envMap.mapping,\n\t\t\tenvMapEncoding: getTextureEncodingFromMap( envMap ),\n\t\t\tenvMapCubeUV: ( !! envMap ) && ( ( envMap.mapping === CubeUVReflectionMapping ) || ( envMap.mapping === CubeUVRefractionMapping ) ),\n\t\t\tlightMap: !! material.lightMap,\n\t\t\tlightMapEncoding: getTextureEncodingFromMap( material.lightMap ),\n\t\t\taoMap: !! material.aoMap,\n\t\t\temissiveMap: !! material.emissiveMap,\n\t\t\temissiveMapEncoding: getTextureEncodingFromMap( material.emissiveMap ),\n\t\t\tbumpMap: !! material.bumpMap,\n\t\t\tnormalMap: !! material.normalMap,\n\t\t\tobjectSpaceNormalMap: material.normalMapType === ObjectSpaceNormalMap,\n\t\t\ttangentSpaceNormalMap: material.normalMapType === TangentSpaceNormalMap,\n\t\t\tclearcoatMap: !! material.clearcoatMap,\n\t\t\tclearcoatRoughnessMap: !! material.clearcoatRoughnessMap,\n\t\t\tclearcoatNormalMap: !! material.clearcoatNormalMap,\n\t\t\tdisplacementMap: !! material.displacementMap,\n\t\t\troughnessMap: !! material.roughnessMap,\n\t\t\tmetalnessMap: !! material.metalnessMap,\n\t\t\tspecularMap: !! material.specularMap,\n\t\t\talphaMap: !! material.alphaMap,\n\n\t\t\tgradientMap: !! material.gradientMap,\n\n\t\t\tsheen: !! material.sheen,\n\n\t\t\ttransmissionMap: !! material.transmissionMap,\n\n\t\t\tcombine: material.combine,\n\n\t\t\tvertexTangents: ( material.normalMap && material.vertexTangents ),\n\t\t\tvertexColors: material.vertexColors,\n\t\t\tvertexUvs: !! material.map || !! material.bumpMap || !! material.normalMap || !! material.specularMap || !! material.alphaMap || !! material.emissiveMap || !! material.roughnessMap || !! material.metalnessMap || !! material.clearcoatMap || !! material.clearcoatRoughnessMap || !! material.clearcoatNormalMap || !! material.displacementMap || !! material.transmissionMap,\n\t\t\tuvsVertexOnly: ! ( !! material.map || !! material.bumpMap || !! material.normalMap || !! material.specularMap || !! material.alphaMap || !! material.emissiveMap || !! material.roughnessMap || !! material.metalnessMap || !! material.clearcoatNormalMap || !! material.transmissionMap ) && !! material.displacementMap,\n\n\t\t\tfog: !! fog,\n\t\t\tuseFog: material.fog,\n\t\t\tfogExp2: ( fog && fog.isFogExp2 ),\n\n\t\t\tflatShading: material.flatShading,\n\n\t\t\tsizeAttenuation: material.sizeAttenuation,\n\t\t\tlogarithmicDepthBuffer: logarithmicDepthBuffer,\n\n\t\t\tskinning: material.skinning && maxBones > 0,\n\t\t\tmaxBones: maxBones,\n\t\t\tuseVertexTexture: floatVertexTextures,\n\n\t\t\tmorphTargets: material.morphTargets,\n\t\t\tmorphNormals: material.morphNormals,\n\t\t\tmaxMorphTargets: renderer.maxMorphTargets,\n\t\t\tmaxMorphNormals: renderer.maxMorphNormals,\n\n\t\t\tnumDirLights: lights.directional.length,\n\t\t\tnumPointLights: lights.point.length,\n\t\t\tnumSpotLights: lights.spot.length,\n\t\t\tnumRectAreaLights: lights.rectArea.length,\n\t\t\tnumHemiLights: lights.hemi.length,\n\n\t\t\tnumDirLightShadows: lights.directionalShadowMap.length,\n\t\t\tnumPointLightShadows: lights.pointShadowMap.length,\n\t\t\tnumSpotLightShadows: lights.spotShadowMap.length,\n\n\t\t\tnumClippingPlanes: nClipPlanes,\n\t\t\tnumClipIntersection: nClipIntersection,\n\n\t\t\tdithering: material.dithering,\n\n\t\t\tshadowMapEnabled: renderer.shadowMap.enabled && shadows.length > 0,\n\t\t\tshadowMapType: renderer.shadowMap.type,\n\n\t\t\ttoneMapping: material.toneMapped ? renderer.toneMapping : NoToneMapping,\n\t\t\tphysicallyCorrectLights: renderer.physicallyCorrectLights,\n\n\t\t\tpremultipliedAlpha: material.premultipliedAlpha,\n\n\t\t\talphaTest: material.alphaTest,\n\t\t\tdoubleSided: material.side === DoubleSide,\n\t\t\tflipSided: material.side === BackSide,\n\n\t\t\tdepthPacking: ( material.depthPacking !== undefined ) ? material.depthPacking : false,\n\n\t\t\tindex0AttributeName: material.index0AttributeName,\n\n\t\t\textensionDerivatives: material.extensions && material.extensions.derivatives,\n\t\t\textensionFragDepth: material.extensions && material.extensions.fragDepth,\n\t\t\textensionDrawBuffers: material.extensions && material.extensions.drawBuffers,\n\t\t\textensionShaderTextureLOD: material.extensions && material.extensions.shaderTextureLOD,\n\n\t\t\trendererExtensionFragDepth: isWebGL2 || extensions.get( 'EXT_frag_depth' ) !== null,\n\t\t\trendererExtensionDrawBuffers: isWebGL2 || extensions.get( 'WEBGL_draw_buffers' ) !== null,\n\t\t\trendererExtensionShaderTextureLod: isWebGL2 || extensions.get( 'EXT_shader_texture_lod' ) !== null,\n\n\t\t\tcustomProgramCacheKey: material.customProgramCacheKey()\n\n\t\t};\n\n\t\treturn parameters;\n\n\t}\n\n\tfunction getProgramCacheKey( parameters ) {\n\n\t\tconst array = [];\n\n\t\tif ( parameters.shaderID ) {\n\n\t\t\tarray.push( parameters.shaderID );\n\n\t\t} else {\n\n\t\t\tarray.push( parameters.fragmentShader );\n\t\t\tarray.push( parameters.vertexShader );\n\n\t\t}\n\n\t\tif ( parameters.defines !== undefined ) {\n\n\t\t\tfor ( const name in parameters.defines ) {\n\n\t\t\t\tarray.push( name );\n\t\t\t\tarray.push( parameters.defines[ name ] );\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( parameters.isRawShaderMaterial === undefined ) {\n\n\t\t\tfor ( let i = 0; i < parameterNames.length; i ++ ) {\n\n\t\t\t\tarray.push( parameters[ parameterNames[ i ] ] );\n\n\t\t\t}\n\n\t\t\tarray.push( renderer.outputEncoding );\n\t\t\tarray.push( renderer.gammaFactor );\n\n\t\t}\n\n\t\tarray.push( parameters.customProgramCacheKey );\n\n\t\treturn array.join();\n\n\t}\n\n\tfunction getUniforms( material ) {\n\n\t\tconst shaderID = shaderIDs[ material.type ];\n\t\tlet uniforms;\n\n\t\tif ( shaderID ) {\n\n\t\t\tconst shader = ShaderLib[ shaderID ];\n\t\t\tuniforms = UniformsUtils.clone( shader.uniforms );\n\n\t\t} else {\n\n\t\t\tuniforms = material.uniforms;\n\n\t\t}\n\n\t\treturn uniforms;\n\n\t}\n\n\tfunction acquireProgram( parameters, cacheKey ) {\n\n\t\tlet program;\n\n\t\t// Check if code has been already compiled\n\t\tfor ( let p = 0, pl = programs.length; p < pl; p ++ ) {\n\n\t\t\tconst preexistingProgram = programs[ p ];\n\n\t\t\tif ( preexistingProgram.cacheKey === cacheKey ) {\n\n\t\t\t\tprogram = preexistingProgram;\n\t\t\t\t++ program.usedTimes;\n\n\t\t\t\tbreak;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( program === undefined ) {\n\n\t\t\tprogram = new WebGLProgram( renderer, cacheKey, parameters, bindingStates );\n\t\t\tprograms.push( program );\n\n\t\t}\n\n\t\treturn program;\n\n\t}\n\n\tfunction releaseProgram( program ) {\n\n\t\tif ( -- program.usedTimes === 0 ) {\n\n\t\t\t// Remove from unordered set\n\t\t\tconst i = programs.indexOf( program );\n\t\t\tprograms[ i ] = programs[ programs.length - 1 ];\n\t\t\tprograms.pop();\n\n\t\t\t// Free WebGL resources\n\t\t\tprogram.destroy();\n\n\t\t}\n\n\t}\n\n\treturn {\n\t\tgetParameters: getParameters,\n\t\tgetProgramCacheKey: getProgramCacheKey,\n\t\tgetUniforms: getUniforms,\n\t\tacquireProgram: acquireProgram,\n\t\treleaseProgram: releaseProgram,\n\t\t// Exposed for resource monitoring & error feedback via renderer.info:\n\t\tprograms: programs\n\t};\n\n}\n\nfunction WebGLProperties() {\n\n\tlet properties = new WeakMap();\n\n\tfunction get( object ) {\n\n\t\tlet map = properties.get( object );\n\n\t\tif ( map === undefined ) {\n\n\t\t\tmap = {};\n\t\t\tproperties.set( object, map );\n\n\t\t}\n\n\t\treturn map;\n\n\t}\n\n\tfunction remove( object ) {\n\n\t\tproperties.delete( object );\n\n\t}\n\n\tfunction update( object, key, value ) {\n\n\t\tproperties.get( object )[ key ] = value;\n\n\t}\n\n\tfunction dispose() {\n\n\t\tproperties = new WeakMap();\n\n\t}\n\n\treturn {\n\t\tget: get,\n\t\tremove: remove,\n\t\tupdate: update,\n\t\tdispose: dis
109pose\n\t};\n\n}\n\nfunction painterSortStable( a, b ) {\n\n\tif ( a.groupOrder !== b.groupOrder ) {\n\n\t\treturn a.groupOrder - b.groupOrder;\n\n\t} else if ( a.renderOrder !== b.renderOrder ) {\n\n\t\treturn a.renderOrder - b.renderOrder;\n\n\t} else if ( a.program !== b.program ) {\n\n\t\treturn a.program.id - b.program.id;\n\n\t} else if ( a.material.id !== b.material.id ) {\n\n\t\treturn a.material.id - b.material.id;\n\n\t} else if ( a.z !== b.z ) {\n\n\t\treturn a.z - b.z;\n\n\t} else {\n\n\t\treturn a.id - b.id;\n\n\t}\n\n}\n\nfunction reversePainterSortStable( a, b ) {\n\n\tif ( a.groupOrder !== b.groupOrder ) {\n\n\t\treturn a.groupOrder - b.groupOrder;\n\n\t} else if ( a.renderOrder !== b.renderOrder ) {\n\n\t\treturn a.renderOrder - b.renderOrder;\n\n\t} else if ( a.z !== b.z ) {\n\n\t\treturn b.z - a.z;\n\n\t} else {\n\n\t\treturn a.id - b.id;\n\n\t}\n\n}\n\n\nfunction WebGLRenderList( properties ) {\n\n\tconst renderItems = [];\n\tlet renderItemsIndex = 0;\n\n\tconst opaque = [];\n\tconst transparent = [];\n\n\tconst defaultProgram = { id: - 1 };\n\n\tfunction init() {\n\n\t\trenderItemsIndex = 0;\n\n\t\topaque.length = 0;\n\t\ttransparent.length = 0;\n\n\t}\n\n\tfunction getNextRenderItem( object, geometry, material, groupOrder, z, group ) {\n\n\t\tlet renderItem = renderItems[ renderItemsIndex ];\n\t\tconst materialProperties = properties.get( material );\n\n\t\tif ( renderItem === undefined ) {\n\n\t\t\trenderItem = {\n\t\t\t\tid: object.id,\n\t\t\t\tobject: object,\n\t\t\t\tgeometry: geometry,\n\t\t\t\tmaterial: material,\n\t\t\t\tprogram: materialProperties.program || defaultProgram,\n\t\t\t\tgroupOrder: groupOrder,\n\t\t\t\trenderOrder: object.renderOrder,\n\t\t\t\tz: z,\n\t\t\t\tgroup: group\n\t\t\t};\n\n\t\t\trenderItems[ renderItemsIndex ] = renderItem;\n\n\t\t} else {\n\n\t\t\trenderItem.id = object.id;\n\t\t\trenderItem.object = object;\n\t\t\trenderItem.geometry = geometry;\n\t\t\trenderItem.material = material;\n\t\t\trenderItem.program = materialProperties.program || defaultProgram;\n\t\t\trenderItem.groupOrder = groupOrder;\n\t\t\trenderItem.renderOrder = object.renderOrder;\n\t\t\trenderItem.z = z;\n\t\t\trenderItem.group = group;\n\n\t\t}\n\n\t\trenderItemsIndex ++;\n\n\t\treturn renderItem;\n\n\t}\n\n\tfunction push( object, geometry, material, groupOrder, z, group ) {\n\n\t\tconst renderItem = getNextRenderItem( object, geometry, material, groupOrder, z, group );\n\n\t\t( material.transparent === true ? transparent : opaque ).push( renderItem );\n\n\t}\n\n\tfunction unshift( object, geometry, material, groupOrder, z, group ) {\n\n\t\tconst renderItem = getNextRenderItem( object, geometry, material, groupOrder, z, group );\n\n\t\t( material.transparent === true ? transparent : opaque ).unshift( renderItem );\n\n\t}\n\n\tfunction sort( customOpaqueSort, customTransparentSort ) {\n\n\t\tif ( opaque.length > 1 ) opaque.sort( customOpaqueSort || painterSortStable );\n\t\tif ( transparent.length > 1 ) transparent.sort( customTransparentSort || reversePainterSortStable );\n\n\t}\n\n\tfunction finish() {\n\n\t\t// Clear references from inactive renderItems in the list\n\n\t\tfor ( let i = renderItemsIndex, il = renderItems.length; i < il; i ++ ) {\n\n\t\t\tconst renderItem = renderItems[ i ];\n\n\t\t\tif ( renderItem.id === null ) break;\n\n\t\t\trenderItem.id = null;\n\t\t\trenderItem.object = null;\n\t\t\trenderItem.geometry = null;\n\t\t\trenderItem.material = null;\n\t\t\trenderItem.program = null;\n\t\t\trenderItem.group = null;\n\n\t\t}\n\n\t}\n\n\treturn {\n\n\t\topaque: opaque,\n\t\ttransparent: transparent,\n\n\t\tinit: init,\n\t\tpush: push,\n\t\tunshift: unshift,\n\t\tfinish: finish,\n\n\t\tsort: sort\n\t};\n\n}\n\nfunction WebGLRenderLists( properties ) {\n\n\tlet lists = new WeakMap();\n\n\tfunction onSceneDispose( event ) {\n\n\t\tconst scene = event.target;\n\n\t\tscene.removeEventListener( 'dispose', onSceneDispose );\n\n\t\tlists.delete( scene );\n\n\t}\n\n\tfunction get( scene, camera ) {\n\n\t\tconst cameras = lists.get( scene );\n\t\tlet list;\n\n\t\tif ( cameras === undefined ) {\n\n\t\t\tlist = new WebGLRenderList( properties );\n\t\t\tlists.set( scene, new WeakMap() );\n\t\t\tlists.get( scene ).set( camera, list );
109\n\n\t\t\tscene.addEventListener( 'dispose', onSceneDispose );\n\n\t\t} else {\n\n\t\t\tlist = cameras.get( camera );\n\t\t\tif ( list === undefined ) {\n\n\t\t\t\tlist = new WebGLRenderList( properties );\n\t\t\t\tcameras.set( camera, list );\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn list;\n\n\t}\n\n\tfunction dispose() {\n\n\t\tlists = new WeakMap();\n\n\t}\n\n\treturn {\n\t\tget: get,\n\t\tdispose: dispose\n\t};\n\n}\n\nfunction UniformsCache() {\n\n\tconst lights = {};\n\n\treturn {\n\n\t\tget: function ( light ) {\n\n\t\t\tif ( lights[ light.id ] !== undefined ) {\n\n\t\t\t\treturn lights[ light.id ];\n\n\t\t\t}\n\n\t\t\tlet uniforms;\n\n\t\t\tswitch ( light.type ) {\n\n\t\t\t\tcase 'DirectionalLight':\n\t\t\t\t\tuniforms = {\n\t\t\t\t\t\tdirection: new Vector3(),\n\t\t\t\t\t\tcolor: new Color()\n\t\t\t\t\t};\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'SpotLight':\n\t\t\t\t\tuniforms = {\n\t\t\t\t\t\tposition: new Vector3(),\n\t\t\t\t\t\tdirection: new Vector3(),\n\t\t\t\t\t\tcolor: new Color(),\n\t\t\t\t\t\tdistance: 0,\n\t\t\t\t\t\tconeCos: 0,\n\t\t\t\t\t\tpenumbraCos: 0,\n\t\t\t\t\t\tdecay: 0\n\t\t\t\t\t};\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'PointLight':\n\t\t\t\t\tuniforms = {\n\t\t\t\t\t\tposition: new Vector3(),\n\t\t\t\t\t\tcolor: new Color(),\n\t\t\t\t\t\tdistance: 0,\n\t\t\t\t\t\tdecay: 0\n\t\t\t\t\t};\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'HemisphereLight':\n\t\t\t\t\tuniforms = {\n\t\t\t\t\t\tdirection: new Vector3(),\n\t\t\t\t\t\tskyColor: new Color(),\n\t\t\t\t\t\tgroundColor: new Color()\n\t\t\t\t\t};\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'RectAreaLight':\n\t\t\t\t\tuniforms = {\n\t\t\t\t\t\tcolor: new Color(),\n\t\t\t\t\t\tposition: new Vector3(),\n\t\t\t\t\t\thalfWidth: new Vector3(),\n\t\t\t\t\t\thalfHeight: new Vector3()\n\t\t\t\t\t};\n\t\t\t\t\tbreak;\n\n\t\t\t}\n\n\t\t\tlights[ light.id ] = uniforms;\n\n\t\t\treturn uniforms;\n\n\t\t}\n\n\t};\n\n}\n\nfunction ShadowUniformsCache() {\n\n\tconst lights = {};\n\n\treturn {\n\n\t\tget: function ( light ) {\n\n\t\t\tif ( lights[ light.id ] !== undefined ) {\n\n\t\t\t\treturn lights[ light.id ];\n\n\t\t\t}\n\n\t\t\tlet uniforms;\n\n\t\t\tswitch ( light.type ) {\n\n\t\t\t\tcase 'DirectionalLight':\n\t\t\t\t\tuniforms = {\n\t\t\t\t\t\tshadowBias: 0,\n\t\t\t\t\t\tshadowNormalBias: 0,\n\t\t\t\t\t\tshadowRadius: 1,\n\t\t\t\t\t\tshadowMapSize: new Vector2()\n\t\t\t\t\t};\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'SpotLight':\n\t\t\t\t\tuniforms = {\n\t\t\t\t\t\tshadowBias: 0,\n\t\t\t\t\t\tshadowNormalBias: 0,\n\t\t\t\t\t\tshadowRadius: 1,\n\t\t\t\t\t\tshadowMapSize: new Vector2()\n\t\t\t\t\t};\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'PointLight':\n\t\t\t\t\tuniforms = {\n\t\t\t\t\t\tshadowBias: 0,\n\t\t\t\t\t\tshadowNormalBias: 0,\n\t\t\t\t\t\tshadowRadius: 1,\n\t\t\t\t\t\tshadowMapSize: new Vector2(),\n\t\t\t\t\t\tshadowCameraNear: 1,\n\t\t\t\t\t\tshadowCameraFar: 1000\n\t\t\t\t\t};\n\t\t\t\t\tbreak;\n\n\t\t\t\t// TODO (abelnation): set RectAreaLight shadow uniforms\n\n\t\t\t}\n\n\t\t\tlights[ light.id ] = uniforms;\n\n\t\t\treturn uniforms;\n\n\t\t}\n\n\t};\n\n}\n\n\n\nlet nextVersion = 0;\n\nfunction shadowCastingLightsFirst( lightA, lightB ) {\n\n\treturn ( lightB.castShadow ? 1 : 0 ) - ( lightA.castShadow ? 1 : 0 );\n\n}\n\nfunction WebGLLights() {\n\n\tconst cache = new UniformsCache();\n\n\tconst shadowCache = ShadowUniformsCache();\n\n\tconst state = {\n\n\t\tversion: 0,\n\n\t\thash: {\n\t\t\tdirectionalLength: - 1,\n\t\t\tpointLength: - 1,\n\t\t\tspotLength: - 1,\n\t\t\trectAreaLength: - 1,\n\t\t\themiLength: - 1,\n\n\t\t\tnumDirectionalShadows: - 1,\n\t\t\tnumPointShadows: - 1,\n\t\t\tnumSpotShadows: - 1\n\t\t},\n\n\t\tambient: [ 0, 0, 0 ],\n\t\tprobe: [],\n\t\tdirectional: [],\n\t\tdirectionalShadow: [],\n\t\tdirectionalShadowMap: [],\n\t\tdirectionalShadowMatrix: [],\n\t\tspot: [],\n\t\tspotShadow: [],\n\t\tspotShadowMap: [],\n\t\tspotShadowMatrix: [],\n\t\trectArea: [],\n\t\tpoint: [],\n\t\tpointShadow: [],\n\t\tpointShadowMap: [],\n\t\tpointShadowMatrix: [],\n\t\themi: []\n\n\t};\n\n\tfor ( let i = 0; i < 9; i ++ ) state.probe.push( new Vector3() );\n\n\tconst vector3 = new Vector3();\n\tconst matrix4 = new Matrix4();\n\tconst matrix42 = new Matrix4();\n\n\tfunction setup( lights, shadows, camera ) {\n\n\t\tlet r = 0, g = 0, b = 0;\n\n\t\tfor ( let i = 0; i < 9; i ++ ) state.probe[ i ].set( 0, 0, 0 );\n\n\t\tlet directionalLength = 0;\n\t\tlet pointLength = 0;\n\t\tlet spotLength = 0;\n\t\tlet rectAreaLength = 0;\n\t\tlet hemiLength = 0;\n\n\t\tlet numDirectionalShadows = 0;\n\t\tlet numPointShadows = 0;\n\t\tlet numSpotShadows = 0;\n\n\t\tconst viewMatrix = camera.matrixWorldInverse;\n\n\t\tlights.sort( shadowCastingLightsFirst );\n\n\t\tfor ( let i = 0, l = lights.length; i < l; i ++ ) {\n\n\t\t\tconst light = lights[ i ];\n\n\t\t\tconst color = light.color;\n\t\t\tconst intensity = light.intensity;\n\t\t\tconst distance = light.distance;\n\n\t\t\tconst shadowMap = ( light.shadow && light.shadow.map ) ? light.shadow.map.texture : null;\n\n\t\t\tif ( light.isAmbientLight ) {\n\n\t\t\t\tr += color.r * intensity;\n\t\t\t\tg += color.g * intensity;\n\t\t\t\tb += color.b * intensity;\n\n\t\t\t} else if ( light.isLightProbe ) {\n\n\t\t\t\tfor ( let j = 0; j < 9; j ++ ) {\n\n\t\t\t\t\tstate.probe[ j ].addScaledVector( light.sh.coefficients[ j ], intensity );\n\n\t\t\t\t}\n\n\t\t\t} else if ( light.isDirectionalLight ) {\n\n\t\t\t\tconst uniforms = cache.get( light );\n\n\t\t\t\tuniforms.color.copy( light.color ).multiplyScalar( light.intensity );\n\t\t\t\tuniforms.direction.setFromMatrixPosition( light.matrixWorld );\n\t\t\t\tvector3.setFromMatrixPosition( light.target.matrixWorld );\n\t\t\t\tuniforms.direction.sub( vector3 );\n\t\t\t\tuniforms.direction.transformDirection( viewMatrix );\n\n\t\t\t\tif ( light.castShadow ) {\n\n\t\t\t\t\tconst shadow = light.shadow;\n\n\t\t\t\t\tconst shadowUniforms = shadowCache.get( light );\n\n\t\t\t\t\tshadowUniforms.shadowBias = shadow.bias;\n\t\t\t\t\tshadowUniforms.shadowNormalBias = shadow.normalBias;\n\t\t\t\t\tshadowUniforms.shadowRadius = shadow.radius;\n\t\t\t\t\tshadowUniforms.shadowMapSize = shadow.mapSize;\n\n\t\t\t\t\tstate.directionalShadow[ directionalLength ] = shadowUniforms;\n\t\t\t\t\tstate.directionalShadowMap[ directionalLength ] = shadowMap;\n\t\t\t\t\tstate.directionalShadowMatrix[ directionalLength ] = light.shadow.matrix;\n\n\t\t\t\t\tnumDirectionalShadows ++;\n\n\t\t\t\t}\n\n\t\t\t\tstate.directional[ directionalLength ] = uniforms;\n\n\t\t\t\tdirectionalLength ++;\n\n\t\t\t} else if ( light.isSpotLight ) {\n\n\t\t\t\tconst uniforms = cache.get( light );\n\n\t\t\t\tuniforms.position.setFromMatrixPosition( light.matrixWorld );\n\t\t\t\tuniforms.position.applyMatrix4( viewMatrix );\n\n\t\t\t\tuniforms.color.copy( color ).multiplyScalar( intensity );\n\t\t\t\tuniforms.distance = distance;\n\n\t\t\t\tuniforms.direction.setFromMatrixPosition( light.matrixWorld );\n\t\t\t\tvector3.setFromMatrixPosition( light.target.matrixWorld );\n\t\t\t\tuniforms.direction.sub( vector3 );\n\t\t\t\tuniforms.direction.transformDirection( viewMatrix );\n\n\t\t\t\tuniforms.coneCos = Math.cos( light.angle );\n\t\t\t\tuniforms.penumbraCos = Math.cos( light.angle * ( 1 - light.penumbra ) );\n\t\t\t\tuniforms.decay = light.decay;\n\n\t\t\t\tif ( light.castShadow ) {\n\n\t\t\t\t\tconst shadow = light.shadow;\n\n\t\t\t\t\tconst shadowUniforms = shadowCache.get( light );\n\n\t\t\t\t\tshadowUniforms.shadowBias = shadow.bias;\n\t\t\t\t\tshadowUniforms.shadowNormalBias = shadow.normalBias;\n\t\t\t\t\tshadowUniforms.shadowRadius = shadow.radius;\n\t\t\t\t\tshadowUniforms.shadowMapSize = shadow.mapSize;\n\n\t\t\t\t\tstate.spotShadow[ spotLength ] = shadowUniforms;\n\t\t\t\t\tstate.spotShadowMap[ spotLength ] = shadowMap;\n\t\t\t\t\tstate.spotShadowMatrix[ spotLength ] = light.shadow.matrix;\n\n\t\t\t\t\tnumSpotShadows ++;\n\n\t\t\t\t}\n\n\t\t\t\tstate.spot[ spotLength ] = uniforms;\n\n\t\t\t\tspotLength ++;\n\n\t\t\t} else if ( light.isRectAreaLight ) {\n\n\t\t\t\tconst uniforms = cache.get( light );\n\n\t\t\t\t// (a) intensity is the total visible light emitted\n\t\t\t\t//uniforms.color.copy( color ).multiplyScalar( intensity / ( light.width * light.height * Math.PI ) );
109\n\n\t\t\t\t// (b) intensity is the brightness of the light\n\t\t\t\tuniforms.color.copy( color ).multiplyScalar( intensity );\n\n\t\t\t\tuniforms.position.setFromMatrixPosition( light.matrixWorld );\n\t\t\t\tuniforms.position.applyMatrix4( viewMatrix );\n\n\t\t\t\t// extract local rotation of light to derive width/height half vectors\n\t\t\t\tmatrix42.identity();\n\t\t\t\tmatrix4.copy( light.matrixWorld );\n\t\t\t\tmatrix4.premultiply( viewMatrix );\n\t\t\t\tmatrix42.extractRotation( matrix4 );\n\n\t\t\t\tuniforms.halfWidth.set( light.width * 0.5, 0.0, 0.0 );\n\t\t\t\tuniforms.halfHeight.set( 0.0, light.height * 0.5, 0.0 );\n\n\t\t\t\tuniforms.halfWidth.applyMatrix4( matrix42 );\n\t\t\t\tuniforms.halfHeight.applyMatrix4( matrix42 );\n\n\t\t\t\t// TODO (abelnation): RectAreaLight distance?\n\t\t\t\t// uniforms.distance = distance;\n\n\t\t\t\tstate.rectArea[ rectAreaLength ] = uniforms;\n\n\t\t\t\trectAreaLength ++;\n\n\t\t\t} else if ( light.isPointLight ) {\n\n\t\t\t\tconst uniforms = cache.get( light );\n\n\t\t\t\tuniforms.position.setFromMatrixPosition( light.matrixWorld );\n\t\t\t\tuniforms.position.applyMatrix4( viewMatrix );\n\n\t\t\t\tuniforms.color.copy( light.color ).multiplyScalar( light.intensity );\n\t\t\t\tuniforms.distance = light.distance;\n\t\t\t\tuniforms.decay = light.decay;\n\n\t\t\t\tif ( light.castShadow ) {\n\n\t\t\t\t\tconst shadow = light.shadow;\n\n\t\t\t\t\tconst shadowUniforms = shadowCache.get( light );\n\n\t\t\t\t\tshadowUniforms.shadowBias = shadow.bias;\n\t\t\t\t\tshadowUniforms.shadowNormalBias = shadow.normalBias;\n\t\t\t\t\tshadowUniforms.shadowRadius = shadow.radius;\n\t\t\t\t\tshadowUniforms.shadowMapSize = shadow.mapSize;\n\t\t\t\t\tshadowUniforms.shadowCameraNear = shadow.camera.near;\n\t\t\t\t\tshadowUniforms.shadowCameraFar = shadow.camera.far;\n\n\t\t\t\t\tstate.pointShadow[ pointLength ] = shadowUniforms;\n\t\t\t\t\tstate.pointShadowMap[ pointLength ] = shadowMap;\n\t\t\t\t\tstate.pointShadowMatrix[ pointLength ] = light.shadow.matrix;\n\n\t\t\t\t\tnumPointShadows ++;\n\n\t\t\t\t}\n\n\t\t\t\tstate.point[ pointLength ] = uniforms;\n\n\t\t\t\tpointLength ++;\n\n\t\t\t} else if ( light.isHemisphereLight ) {\n\n\t\t\t\tconst uniforms = cache.get( light );\n\n\t\t\t\tuniforms.direction.setFromMatrixPosition( light.matrixWorld );\n\t\t\t\tuniforms.direction.transformDirection( viewMatrix );\n\t\t\t\tuniforms.direction.normalize();\n\n\t\t\t\tuniforms.skyColor.copy( light.color ).multiplyScalar( intensity );\n\t\t\t\tuniforms.groundColor.copy( light.groundColor ).multiplyScalar( intensity );\n\n\t\t\t\tstate.hemi[ hemiLength ] = uniforms;\n\n\t\t\t\themiLength ++;\n\n\t\t\t}\n\n\t\t}\n\n\t\tstate.ambient[ 0 ] = r;\n\t\tstate.ambient[ 1 ] = g;\n\t\tstate.ambient[ 2 ] = b;\n\n\t\tconst hash = state.hash;\n\n\t\tif ( hash.directionalLength !== directionalLength ||\n\t\t\thash.pointLength !== pointLength ||\n\t\t\thash.spotLength !== spotLength ||\n\t\t\thash.rectAreaLength !== rectAreaLength ||\n\t\t\thash.hemiLength !== hemiLength ||\n\t\t\thash.numDirectionalShadows !== numDirectionalShadows ||\n\t\t\thash.numPointShadows !== numPointShadows ||\n\t\t\thash.numSpotShadows !== numSpotShadows ) {\n\n\t\t\tstate.directional.length = directionalLength;\n\t\t\tstate.spot.length = spotLength;\n\t\t\tstate.rectArea.length = rectAreaLength;\n\t\t\tstate.point.length = pointLength;\n\t\t\tstate.hemi.length = hemiLength;\n\n\t\t\tstate.directionalShadow.length = numDirectionalShadows;\n\t\t\tstate.directionalShadowMap.length = numDirectionalShadows;\n\t\t\tstate.pointShadow.length = numPointShadows;\n\t\t\tstate.pointShadowMap.length = numPointShadows;\n\t\t\tstate.spotShadow.length = numSpotShadows;\n\t\t\tstate.spotShadowMap.length = numSpotShadows;\n\t\t\tstate.directionalShadowMatrix.length = numDirectionalShadows;\n\t\t\tstate.pointShadowMatrix.length = numPointShadows;\n\t\t\tstate.spotShadowMatrix.length = numSpotShadows;\n\n\t\t\thash.directionalLength = directionalLength;\n\t\t\thash.pointLength = pointLength;\n\t\t\thash.spotLength = spotLength;\n\t\t\thash.rectAreaLength = rectAreaLength;\n\t\t\thash.hemiLength = hemiLength;\n\n\t\t\thash.numDirectionalShadows = numDirectionalShadows;\n\t\t\thash.numPointShadows = numPointShadows;\n\t\t\thash.numSpotShadows = numSpotShadows;
109\n\n\t\t\tstate.version = nextVersion ++;\n\n\t\t}\n\n\t}\n\n\treturn {\n\t\tsetup: setup,\n\t\tstate: state\n\t};\n\n}\n\nfunction WebGLRenderState() {\n\n\tconst lights = new WebGLLights();\n\n\tconst lightsArray = [];\n\tconst shadowsArray = [];\n\n\tfunction init() {\n\n\t\tlightsArray.length = 0;\n\t\tshadowsArray.length = 0;\n\n\t}\n\n\tfunction pushLight( light ) {\n\n\t\tlightsArray.push( light );\n\n\t}\n\n\tfunction pushShadow( shadowLight ) {\n\n\t\tshadowsArray.push( shadowLight );\n\n\t}\n\n\tfunction setupLights( camera ) {\n\n\t\tlights.setup( lightsArray, shadowsArray, camera );\n\n\t}\n\n\tconst state = {\n\t\tlightsArray: lightsArray,\n\t\tshadowsArray: shadowsArray,\n\n\t\tlights: lights\n\t};\n\n\treturn {\n\t\tinit: init,\n\t\tstate: state,\n\t\tsetupLights: setupLights,\n\n\t\tpushLight: pushLight,\n\t\tpushShadow: pushShadow\n\t};\n\n}\n\nfunction WebGLRenderStates() {\n\n\tlet renderStates = new WeakMap();\n\n\tfunction onSceneDispose( event ) {\n\n\t\tconst scene = event.target;\n\n\t\tscene.removeEventListener( 'dispose', onSceneDispose );\n\n\t\trenderStates.delete( scene );\n\n\t}\n\n\tfunction get( scene, camera ) {\n\n\t\tlet renderState;\n\n\t\tif ( renderStates.has( scene ) === false ) {\n\n\t\t\trenderState = new WebGLRenderState();\n\t\t\trenderStates.set( scene, new WeakMap() );\n\t\t\trenderStates.get( scene ).set( camera, renderState );\n\n\t\t\tscene.addEventListener( 'dispose', onSceneDispose );\n\n\t\t} else {\n\n\t\t\tif ( renderStates.get( scene ).has( camera ) === false ) {\n\n\t\t\t\trenderState = new WebGLRenderState();\n\t\t\t\trenderStates.get( scene ).set( camera, renderState );\n\n\t\t\t} else {\n\n\t\t\t\trenderState = renderStates.get( scene ).get( camera );\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn renderState;\n\n\t}\n\n\tfunction dispose() {\n\n\t\trenderStates = new WeakMap();\n\n\t}\n\n\treturn {\n\t\tget: get,\n\t\tdispose: dispose\n\t};\n\n}\n\n/**\n * parameters = {\n *\n * opacity: <float>,\n *\n * map: new THREE.Texture( <Image> ),\n *\n * alphaMap: new THREE.Texture( <Image> ),\n *\n * displacementMap: new THREE.Texture( <Image> ),\n * displacementScale: <float>,\n * displacementBias: <float>,\n *\n * wireframe: <boolean>,\n * wireframeLinewidth: <float>\n * }\n */\n\nfunction MeshDepthMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.type = 'MeshDepthMaterial';\n\n\tthis.depthPacking = BasicDepthPacking;\n\n\tthis.skinning = false;\n\tthis.morphTargets = false;\n\n\tthis.map = null;\n\n\tthis.alphaMap = null;\n\n\tthis.displacementMap = null;\n\tthis.displacementScale = 1;\n\tthis.displacementBias = 0;\n\n\tthis.wireframe = false;\n\tthis.wireframeLinewidth = 1;\n\n\tthis.fog = false;\n\n\tthis.setValues( parameters );\n\n}\n\nMeshDepthMaterial.prototype = Object.create( Material.prototype );\nMeshDepthMaterial.prototype.constructor = MeshDepthMaterial;\n\nMeshDepthMaterial.prototype.isMeshDepthMaterial = true;\n\nMeshDepthMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.depthPacking = source.depthPacking;\n\n\tthis.skinning = source.skinning;\n\tthis.morphTargets = source.morphTargets;\n\n\tthis.map = source.map;\n\n\tthis.alphaMap = source.alphaMap;\n\n\tthis.displacementMap = source.displacementMap;\n\tthis.displacementScale = source.displacementScale;\n\tthis.displacementBias = source.displacementBias;\n\n\tthis.wireframe = source.wireframe;\n\tthis.wireframeLinewidth = source.wireframeLinewidth;\n\n\treturn this;\n\n};\n\n/**\n * parameters = {\n *\n * referencePosition: <float>,\n * nearDistance: <float>,\n * farDistance: <float>,\n *\n * skinning: <bool>,\n * morphTargets: <bool>,\n *\n * map: new THREE.Texture( <Image> ),\n *\n * alphaMap: new THREE.Texture( <Image> ),\n *\n * displacementMap: new THREE.Texture( <Image> ),\n * displacementScale: <float>,\n * displacementBias: <float>\n *\n * }\n */\n\nfunction MeshDistanceMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.type = 'MeshDistanceMaterial';\n\n\tthis.referencePosition = new Vector3();\n\tthis.nearDistance = 1;\n\tthis.farDistance = 1000;\n\n\tthis.skinning = false;\n\tthis.morphTargets = false;\n\n\tthis.map = null;\n\n\tthis.alphaMap = null;\n\n\tthis.displacementMap = null;\n\tthis.displacementScale = 1;\n\tthis.displacementBias = 0;\n\n\tthis.fog = false;\n\n\tthis.setValues( parameters );\n\n}\n\nMeshDistanceMaterial.prototype = Object.create( Material.prototype );\nMeshDistanceMaterial.prototype.constructor = MeshDistanceMaterial;\n\nMeshDistanceMaterial.prototype.isMeshDistanceMaterial = true;\n\nMeshDistanceMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.referencePosition.copy( source.referencePosition );\n\tthis.nearDistance = source.nearDistance;\n\tthis.farDistance = source.farDistance;\n\n\tthis.skinning = source.skinning;\n\tthis.morphTargets = source.morphTargets;\n\n\tthis.map = source.map;\n\n\tthis.alphaMap = source.alphaMap;\n\n\tthis.displacementMap = source.displacementMap;\n\tthis.displacementScale = source.displacementScale;\n\tthis.displacementBias = source.displacementBias;\n\n\treturn this;\n\n};\n\nvar vsm_frag = \"uniform sampler2D shadow_pass;\\nuniform vec2 resolution;\\nuniform float radius;\\n#include <packing>\\nvoid main() {\\n float mean = 0.0;\\n float squared_mean = 0.0;\\n\\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy ) / resolution ) );
109\\n for ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\\n #ifdef HORIZONAL_PASS\\n vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\\n mean += distribution.x;\\n squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\\n #else\\n float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, i ) * radius ) / resolution ) );\\n mean += depth;\\n squared_mean += depth * depth;\\n #endif\\n }\\n mean = mean * HALF_SAMPLE_RATE;\\n squared_mean = squared_mean * HALF_SAMPLE_RATE;\\n float std_dev = sqrt( squared_mean - mean * mean );\\n gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\\n}\";\n\nvar vsm_vert = \"void main() {\\n\\tgl_Position = vec4( position, 1.0 );\\n}\";\n\nfunction WebGLShadowMap( _renderer, _objects, maxTextureSize ) {\n\n\tlet _frustum = new Frustum();\n\n\tconst _shadowMapSize = new Vector2(),\n\t\t_viewportSize = new Vector2(),\n\n\t\t_viewport = new Vector4(),\n\n\t\t_depthMaterials = [],\n\t\t_distanceMaterials = [],\n\n\t\t_materialCache = {};\n\n\tconst shadowSide = { 0: BackSide, 1: FrontSide, 2: DoubleSide };\n\n\tconst shadowMaterialVertical = new ShaderMaterial( {\n\n\t\tdefines: {\n\t\t\tSAMPLE_RATE: 2.0 / 8.0,\n\t\t\tHALF_SAMPLE_RATE: 1.0 / 8.0\n\t\t},\n\n\t\tuniforms: {\n\t\t\tshadow_pass: { value: null },\n\t\t\tresolution: { value: new Vector2() },\n\t\t\tradius: { value: 4.0 }\n\t\t},\n\n\t\tvertexShader: vsm_vert,\n\n\t\tfragmentShader: vsm_frag\n\n\t} );\n\n\tconst shadowMaterialHorizonal = shadowMaterialVertical.clone();\n\tshadowMaterialHorizonal.defines.HORIZONAL_PASS = 1;\n\n\tconst fullScreenTri = new BufferGeometry();\n\tfullScreenTri.setAttribute(\n\t\t\"position\",\n\t\tnew BufferAttribute(\n\t\t\tnew Float32Array( [ - 1, - 1, 0.5, 3, - 1, 0.5, - 1, 3, 0.5 ] ),\n\t\t\t3\n\t\t)\n\t);\n\n\tconst fullScreenMesh = new Mesh( fullScreenTri, shadowMaterialVertical );\n\n\tconst scope = this;\n\n\tthis.enabled = false;\n\n\tthis.autoUpdate = true;\n\tthis.needsUpdate = false;\n\n\tthis.type = PCFShadowMap;\n\n\tthis.render = function ( lights, scene, camera ) {\n\n\t\tif ( scope.enabled === false ) return;\n\t\tif ( scope.autoUpdate === false && scope.needsUpdate === false ) return;\n\n\t\tif ( lights.length === 0 ) return;\n\n\t\tconst currentRenderTarget = _renderer.getRenderTarget();\n\t\tconst activeCubeFace = _renderer.getActiveCubeFace();\n\t\tconst activeMipmapLevel = _renderer.getActiveMipmapLevel();\n\n\t\tconst _state = _renderer.state;\n\n\t\t// Set GL state for depth map.\n\t\t_state.setBlending( NoBlending );\n\t\t_state.buffers.color.setClear( 1, 1, 1, 1 );\n\t\t_state.buffers.depth.setTest( true );\n\t\t_state.setScissorTest( false );\n\n\t\t// render depth map\n\n\t\tfor ( let i = 0, il = lights.length; i < il; i ++ ) {\n\n\t\t\tconst light = lights[ i ];\n\t\t\tconst shadow = light.shadow;\n\n\t\t\tif ( shadow.autoUpdate === false && shadow.needsUpdate === false ) continue;\n\n\t\t\tif ( shadow === undefined ) {\n\n\t\t\t\tconsole.warn( 'THREE.WebGLShadowMap:', light, 'has no shadow.' );\n\t\t\t\tcontinue;\n\n\t\t\t}\n\n\t\t\t_shadowMapSize.copy( shadow.mapSize );\n\n\t\t\tconst shadowFrameExtents = shadow.getFrameExtents();\n\n\t\t\t_shadowMapSize.multiply( shadowFrameExtents );\n\n\t\t\t_viewportSize.copy( shadow.mapSize );\n\n\t\t\tif ( _shadowMapSize.x > maxTextureSize || _shadowMapSize.y > maxTextureSize ) {\n\n\t\t\t\tif ( _shadowMapSize.x > maxTextureSize ) {\n\n\t\t\t\t\t_viewportSize.x = Math.floor( maxTextureSize / shadowFrameExtents.x );\n\t\t\t\t\t_shadowMapSize.x = _viewportSize.x * shadowFrameExtents.x;\n\t\t\t\t\tshadow.mapSize.x = _viewportSize.x;\n\n\t\t\t\t}\n\n\t\t\t\tif ( _shadowMapSize.y > maxTextureSize ) {\n\n\t\t\t\t\t_viewportSize.y = Math.floor( maxTextureSize / shadowFrameExtents.y );\n\t\t\t\t\t_shadowMapSize.y = _viewportSize.y * shadowFrameExtents.y;\n\t\t\t\t\tshadow.mapSize.y = _viewportSize.y;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tif ( shadow.map === null && ! shadow.isPointLightShadow && this.type === VSMShadowMap ) {\n\n\t\t\t\tconst pars = { minFilter: LinearFilter, magFilter: LinearFilter, format: RGBAFormat, stencilBuffer: false };\n\n\t\t\t\tshadow.map = new WebGLRenderTarget( _shadowMapSize.x, _shadowMapSize.y, pars );\n\t\t\t\tshadow.map.texture.name = light.name + \".shadowMap\";\n\n\t\t\t\tshadow.mapPass = new WebGLRenderTarget( _shadowMapSize.x, _shadowMapSize.y, pars );\n\n\t\t\t\tshadow.camera.updateProjectionMatrix();\n\n\t\t\t}\n\n\t\t\tif ( shadow.map === null ) {\n\n\t\t\t\tconst pars = { minFilter: NearestFilter, magFilter: NearestFilter, format: RGBAFormat, stencilBuffer: false };\n\n\t\t\t\tshadow.map = new WebGLRenderTarget( _shadowMapSize.x, _shadowMapSize.y, pars );\n\t\t\t\tshadow.map.texture.name = light.name + \".shadowMap\";\n\n\t\t\t\tshadow.camera.updateProjectionMatrix();\n\n\t\t\t}\n\n\t\t\t_renderer.setRenderTarget( shadow.map );\n\t\t\t_renderer.clear();\n\n\t\t\tconst viewportCount = shadow.getViewportCount();\n\n\t\t\tfor ( let vp = 0; vp < viewportCount; vp ++ ) {\n\n\t\t\t\tconst viewport = shadow.getViewport( vp );\n\n\t\t\t\t_viewport.set(\n\t\t\t\t\t_viewportSize.x * viewport.x,\n\t\t\t\t\t_viewportSize.y * viewport.y,\n\t\t\t\t\t_viewportSize.x * viewport.z,\n\t\t\t\t\t_viewportSize.y * viewport.w\n\t\t\t\t);\n\n\t\t\t\t_state.viewport( _viewport );\n\n\t\t\t\tshadow.updateMatrices( light, vp );\n\n\t\t\t\t_frustum = shadow.getFrustum();\n\n\t\t\t\trenderObject( scene, camera, shadow.camera, light, this.type );\n\n\t\t\t}\n\n\t\t\t// do blur pass for VSM\n\n\t\t\tif ( ! shadow.isPointLightShadow && this.type === VSMShadowMap ) {\n\n\t\t\t\tVSMPass( shadow, camera );\n\n\t\t\t}\n\n\t\t\tshadow.needsUpdate = false;\n\n\t\t}\n\n\t\tscope.needsUpdate = false;\n\n\t\t_renderer.setRenderTarget( currentRenderTarget, activeCubeFace, activeMipmapLevel );\n\n\t};\n\n\tfunction VSMPass( shadow, camera ) {\n\n\t\tconst geometry = _objects.update( fullScreenMesh );\n\n\t\t// vertical pass\n\n\t\tshadowMaterialVertical.uniforms.shadow_pass.value = shadow.map.texture;\n\t\tshadowMaterialVertical.uniforms.resolution.value = shadow.mapSize;\n\t\tshadowMaterialVertical.uniforms.radius.value = shadow.radius;\n\t\t_renderer.setRenderTarget( shadow.mapPass );\n\t\t_renderer.clear();\n\t\t_renderer.renderBufferDirect( camera, null, geometry, shadowMaterialVertical, fullScreenMesh, null );\n\n\t\t// horizonal pass\n\n\t\tshadowMaterialHorizonal.uniforms.shadow_pass.value = shadow.mapPass.texture;\n\t\tshadowMaterialHorizonal.uniforms.resolution.value = shadow.mapSize;\n\t\tshadowMaterialHorizonal.uniforms.radius.value = shadow.radius;\n\t\t_renderer.setRenderTarget( shadow.map );\n\t\t_renderer.clear();\n\t\t_renderer.renderBufferDirect( camera, null, geometry, shadowMaterialHorizonal, fullScreenMesh, null );\n\n\t}\n\n\tfunction getDepthMaterialVariant( useMorphing, useSkinning, useInstancing ) {\n\n\t\tconst index = useMorphing << 0 | useSkinning << 1 | useInstancing << 2;\n\n\t\tlet material = _depthMaterials[ index ];\n\n\t\tif ( material === undefined ) {\n\n\t\t\tmaterial = new MeshDepthMaterial( {\n\n\t\t\t\tdepthPacking: RGBADepthPacking,\n\n\t\t\t\tmorphTargets: useMorphing,\n\t\t\t\tskinning: useSkinning\n\n\t\t\t} );\n\n\t\t\t_depthMaterials[ index ] = material;\n\n\t\t}\n\n\t\treturn material;\n\n\t}\n\n\tfunction getDistanceMaterialVariant( useMorphing, useSkinning, useInstancing ) {\n\n\t\tconst index = useMorphing << 0 | useSkinning << 1 | useInstancing << 2;\n\n\t\tlet material = _distanceMaterials[ index ];\n\n\t\tif ( material === undefined ) {\n\n\t\t\tmaterial = new MeshDistanceMaterial( {\n\n\t\t\t\tmorphTargets: useMorphing,\n\t\t\t\tskinning: useSkinning\n\n\t\t\t} );\n\n\t\t\t_distanceMaterials[ index ] = material;\n\n\t\t}\n\n\t\treturn material;\n\n\t}\n\n\tfunction getDepthMaterial( object, geometry, material, light, shadowCameraNear, shadowCameraFar, type ) {\n\n\t\tlet result = null;\n\n\t\tlet getMaterialVariant = getDepthMaterialVariant;\n\t\tlet customMaterial = object.customDepthMaterial;\n\n\t\tif ( light.isPointLight === true ) {\n\n\t\t\tgetMaterialVariant = getDistanceMaterialVariant;\n\t\t\tcustomMaterial = object.customDistanceMaterial;\n\n\t\t}\n\n\t\tif ( customMaterial === undefined ) {\n\n\t\t\tlet useMorphing = false;\n\n\t\t\tif ( material.morphTargets === true ) {\n\n\t\t\t\tuseMorphing = geometry.morphAttributes && geometry.morphAttributes.position && geometry.morphAttributes.position.length > 0;\n\n\t\t\t}\n\n\t\t\tlet useSkinning = false;\n\n\t\t\tif ( object.isSkinnedMesh === true ) {\n\n\t\t\t\tif ( material.skinning === true ) {\n\n\t\t\t\t\tuseSkinning = true;\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconsole.warn( 'THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:', object );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tconst useInstancing = object.isInstancedMesh === true;\n\n\t\t\tresult = getMaterialVariant( useMorphing, useSkinning, useInstancing );\n\n\t\t} else {\n\n\t\t\tresult = customMaterial;\n\n\t\t}\n\n\t\tif ( _renderer.localClippingEnabled &&\n\t\t\t\tmaterial.clipSh
109adows === true &&\n\t\t\t\tmaterial.clippingPlanes.length !== 0 ) {\n\n\t\t\t// in this case we need a unique material instance reflecting the\n\t\t\t// appropriate state\n\n\t\t\tconst keyA = result.uuid, keyB = material.uuid;\n\n\t\t\tlet materialsForVariant = _materialCache[ keyA ];\n\n\t\t\tif ( materialsForVariant === undefined ) {\n\n\t\t\t\tmaterialsForVariant = {};\n\t\t\t\t_materialCache[ keyA ] = materialsForVariant;\n\n\t\t\t}\n\n\t\t\tlet cachedMaterial = materialsForVariant[ keyB ];\n\n\t\t\tif ( cachedMaterial === undefined ) {\n\n\t\t\t\tcachedMaterial = result.clone();\n\t\t\t\tmaterialsForVariant[ keyB ] = cachedMaterial;\n\n\t\t\t}\n\n\t\t\tresult = cachedMaterial;\n\n\t\t}\n\n\t\tresult.visible = material.visible;\n\t\tresult.wireframe = material.wireframe;\n\n\t\tif ( type === VSMShadowMap ) {\n\n\t\t\tresult.side = ( material.shadowSide !== null ) ? material.shadowSide : material.side;\n\n\t\t} else {\n\n\t\t\tresult.side = ( material.shadowSide !== null ) ? material.shadowSide : shadowSide[ material.side ];\n\n\t\t}
109\n\n\t\tresult.clipShadows = material.clipShadows;\n\t\tresult.clippingPlanes = material.clippingPlanes;\n\t\tresult.clipIntersection = material.clipIntersection;\n\n\t\tresult.wireframeLinewidth = material.wireframeLinewidth;\n\t\tresult.linewidth = material.linewidth;\n\n\t\tif ( light.isPointLight === true && result.isMeshDistanceMaterial === true ) {\n\n\t\t\tresult.referencePosition.setFromMatrixPosition( light.matrixWorld );\n\t\t\tresult.nearDistance = shadowCameraNear;\n\t\t\tresult.farDistance = shadowCameraFar;\n\n\t\t}\n\n\t\treturn result;\n\n\t}\n\n\tfunction renderObject( object, camera, shadowCamera, light, type ) {\n\n\t\tif ( object.visible === false ) return;\n\n\t\tconst visible = object.layers.test( camera.layers );\n\n\t\tif ( visible && ( object.isMesh || object.isLine || object.isPoints ) ) {\n\n\t\t\tif ( ( object.castShadow || ( object.receiveShadow && type === VSMShadowMap ) ) && ( ! object.frustumCulled || _frustum.intersectsObject( object ) ) ) {\n\n\t\t\t\tobject.modelViewMatrix.multiplyMatrices( shadowCamera.matrixWorldInverse, object.matrixWorld );\n\n\t\t\t\tconst geometry = _objects.update( object );\n\t\t\t\tconst material = object.material;\n\n\t\t\t\tif ( Array.isArray( material ) ) {\n\n\t\t\t\t\tconst groups = geometry.groups;\n\n\t\t\t\t\tfor ( let k = 0, kl = groups.length; k < kl; k ++ ) {\n\n\t\t\t\t\t\tconst group = groups[ k ];\n\t\t\t\t\t\tconst groupMaterial = material[ group.materialIndex ];\n\n\t\t\t\t\t\tif ( groupMaterial && groupMaterial.visible ) {\n\n\t\t\t\t\t\t\tconst depthMaterial = getDepthMaterial( object, geometry, groupMaterial, light, shadowCamera.near, shadowCamera.far, type );\n\n\t\t\t\t\t\t\t_renderer.renderBufferDirect( shadowCamera, null, geometry, depthMaterial, object, group );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t} else if ( material.visible ) {\n\n\t\t\t\t\tconst depthMaterial = getDepthMaterial( object, geometry, material, light, shadowCamera.near, shadowCamera.far, type );\n\n\t\t\t\t\t_renderer.renderBufferDirect( shadowCamera, null, geometry, depthMaterial, object, null );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst children = object.children;\n\n\t\tfor ( let i = 0, l = children.length; i < l; i ++ ) {\n\n\t\t\trenderObject( children[ i ], camera, shadowCamera, light, type );\n\n\t\t}\n\n\t}\n\n}\n\nfunction WebGLState( gl, extensions, capabilities ) {\n\n\tconst isWebGL2 = capabilities.isWebGL2;\n\n\tfunction ColorBuffer() {\n\n\t\tlet locked = false;\n\n\t\tconst color = new Vector4();\n\t\tlet currentColorMask = null;\n\t\tconst currentColorClear = new Vector4( 0, 0, 0, 0 );\n\n\t\treturn {\n\n\t\t\tsetMask: function ( colorMask ) {\n\n\t\t\t\tif ( currentColorMask !== colorMask && ! locked ) {\n\n\t\t\t\t\tgl.colorMask( colorMask, colorMask, colorMask, colorMask );\n\t\t\t\t\tcurrentColorMask = colorMask;\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\tsetLocked: function ( lock ) {\n\n\t\t\t\tlocked = lock;\n\n\t\t\t},\n\n\t\t\tsetClear: function ( r, g, b, a, premultipliedAlpha ) {\n\n\t\t\t\tif ( premultipliedAlpha === true ) {\n\n\t\t\t\t\tr *= a; g *= a; b *= a;\n\n\t\t\t\t}\n\n\t\t\t\tcolor.set( r, g, b, a );\n\n\t\t\t\tif ( currentColorClear.equals( color ) === false ) {\n\n\t\t\t\t\tgl.clearColor( r, g, b, a );\n\t\t\t\t\tcurrentColorClear.copy( color );\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\treset: function () {\n\n\t\t\t\tlocked = false;\n\n\t\t\t\tcurrentColorMask = null;\n\t\t\t\tcurrentColorClear.set( - 1, 0, 0, 0 ); // set to invalid state\n\n\t\t\t}\n\n\t\t};\n\n\t}\n\n\tfunction DepthBuffer() {\n\n\t\tlet locked = false;\n\n\t\tlet currentDepthMask = null;\n\t\tlet currentDepthFunc = null;\n\t\tlet currentDepthClear = null;\n\n\t\treturn {\n\n\t\t\tsetTest: function ( depthTest ) {\n\n\t\t\t\tif ( depthTest ) {\n\n\t\t\t\t\tenable( 2929 );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tdisable( 2929 );\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\tsetMask: function ( depthMask ) {\n\n\t\t\t\tif ( currentDepthMask !== depthMask && ! locked ) {\n\n\t\t\t\t\tgl.depthMask( depthMask );\n\t\t\t\t\tcurrentDepthMask = depthMask;\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\tsetFunc: function ( depthFunc ) {\n\n\t\t\t\tif ( currentDepthFunc !== depthFunc ) {\n\n\t\t\t\t\tif ( depthFunc ) {\n\n\t\t\t\t\t\tswitch ( depthFunc ) {\n\n\t\t\t\t\t\t\tcase NeverDepth:\n\n\t\t\t\t\t\t\t\tgl.depthFunc( 512 );\n\t\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t\tcase AlwaysDepth:\n\n\t\t\t\t\t\t\t\tgl.depthFunc( 519 );\n\t\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t\tcase LessDepth:\n\n\t\t\t\t\t\t\t\tgl.depthFunc( 513 );\n\t\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t\tcase LessEqualDepth:\n\n\t\t\t\t\t\t\t\tgl.depthFunc( 515 );\n\t\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t\tcase EqualDepth:\n\n\t\t\t\t\t\t\t\tgl.depthFunc( 514 );\n\t\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t\tcase GreaterEqualDepth:\n\n\t\t\t\t\t\t\t\tgl.depthFunc( 518 );\n\t\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t\tcase GreaterDepth:\n\n\t\t\t\t\t\t\t\tgl.depthFunc( 516 );\n\t\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t\tcase NotEqualDepth:\n\n\t\t\t\t\t\t\t\tgl.depthFunc( 517 );\n\t\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t\tdefault:\n\n\t\t\t\t\t\t\t\tgl.depthFunc( 515 );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tgl.depthFunc( 515 );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tcurrentDepthFunc = depthFunc;\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\tsetLocked: function ( lock ) {\n\n\t\t\t\tlocked = lock;\n\n\t\t\t},\n\n\t\t\tsetClear: function ( depth ) {\n\n\t\t\t\tif ( currentDepthClear !== depth ) {\n\n\t\t\t\t\tgl.clearDepth( depth );\n\t\t\t\t\tcurrentDepthClear = depth;\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\treset: function () {\n\n\t\t\t\tlocked = false;\n\n\t\t\t\tcurrentDepthMask = null;\n\t\t\t\tcurrentDepthFunc = null;\n\t\t\t\tcurrentDepthClear = null;\n\n\t\t\t}\n\n\t\t};\n\n\t}\n\n\tfunction StencilBuffer() {\n\n\t\tlet locked = false;\n\n\t\tlet currentStencilMask = null;\n\t\tlet currentStencilFunc = null;\n\t\tlet currentStencilRef = null;\n\t\tlet currentStencilFuncMask = null;\n\t\tlet currentStencilFail = null;\n\t\tlet currentStencilZFail = null;\n\t\tlet currentStencilZPass = null;\n\t\tlet currentStencilClear = null;\n\n\t\treturn {\n\n\t\t\tsetTest: function ( stencilTest ) {\n\n\t\t\t\tif ( ! locked ) {\n\n\t\t\t\t\tif ( stencilTest ) {\n\n\t\t\t\t\t\tenable( 2960 );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tdisable( 2960 );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\tsetMask: function ( stencilMask ) {\n\n\t\t\t\tif ( currentStencilMask !== stencilMask && ! locked ) {\n\n\t\t\t\t\tgl.stencilMask( stencilMask );\n\t\t\t\t\tcurrentStencilMask = stencilMask;\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\tsetFunc: function ( stencilFunc, stencilRef, stencilMask ) {\n\n\t\t\t\tif ( currentStencilFunc !== stencilFunc ||\n\t\t\t\t currentStencilRef \t!== stencilRef \t||\n\t\t\t\t currentStencilFuncMask !== stencilMask ) {\n\n\t\t\t\t\tgl.stencilFunc( stencilFunc, stencilRef, stencilMask );\n\n\t\t\t\t\tcurrentStencilFunc = stencilFunc;\n\t\t\t\t\tcurrentStencilRef = stencilRef;\n\t\t\t\t\tcurrentStencilFuncMask = stencilMask;\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\tsetOp: function ( stencilFail, stencilZFail, stencilZPass ) {\n\n\t\t\t\tif ( currentStencilFail\t !== stencilFail \t||\n\t\t\t\t currentStencilZFail !== stencilZFail ||\n\t\t\t\t currentStencilZPass !== stencilZPass ) {\n\n\t\t\t\t\tgl.stencilOp( stencilFail, stencilZFail, stencilZPass );\n\n\t\t\t\t\tcurrentStencilFail = stencilFail;\n\t\t\t\t\tcurrentStencilZFail = stencilZFail;\n\t\t\t\t\tcurrentStencilZPass = stencilZPass;\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\tsetLocked: function ( lock ) {\n\n\t\t\t\tlocked = lock;\n\n\t\t\t},\n\n\t\t\tsetClear: function ( stencil ) {\n\n\t\t\t\tif ( currentStencilClear !== stencil ) {\n\n\t\t\t\t\tgl.clearStencil( stencil );\n\t\t\t\t\tcurrentStencilClear = stencil;\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\treset: function () {\n\n\t\t\t\tlocked = false;\n\n\t\t\t\tcurrentStencilMask = null;\n\t\t\t\tcurrentStencilFunc = null;\n\t\t\t\tcurrentStencilRef = null;\n\t\t\t\tcurrentStencilFuncMask = null;\n\t\t\t\tcurrentStencilFail = null;\n\t\t\t\tcurrentStencilZFail = null;\n\t\t\t\tcurrentStencilZPass = null;\n\t\t\t\tcurrentStencilClear = null;\n\n\t\t\t}\n\n\t\t};\n\n\t}\n\n\t//\n\n\tconst colorBuffer = new ColorBuffer();\n\tconst depthBuffer = new DepthBuffer();\n\tconst stencilBuffer = new StencilBuffer();\n\n\tlet enabledCapabilities = {};\n\n\tlet currentProgram = null;\n\n\tlet currentBlendingEnabled = null;\n\tlet currentBlending = null;\n\tlet currentBlendEquation = null;\n\tlet currentBlendSrc = null;\n\tlet currentBlendDst = null;\n\tlet currentBlendEquationAlpha = null;\n\tlet currentBlendSrcAlpha = null;\n\tlet currentBlendDstAlpha = null;\n\tlet currentPremultipledAlpha = false;\n\n\tlet currentFlipSided = null;\n\tlet currentCullFace = null;\n\n\tlet currentLineWidth = null;\n\n\tlet currentPolygonOffsetFactor = null;\n\tlet currentPolygonOffsetUnits = null;\n\n\tconst maxTextures = gl.getParameter( 35661 );\n\n\tlet lineWidthAvailable = false;\n\tlet version = 0;\n\tconst glVersion = gl.getParameter( 7938 );\n\n\tif ( glVersion.indexOf( 'WebGL' ) !== - 1 ) {\n\n\t\tversion = parseFloat( /^WebGL\\ ([0-9])/.exec( glVersion )[ 1 ] );\n\t\tlineWidthAvailable = ( version >= 1.0 );\n\n\t} else if ( glVersion.indexOf( 'OpenGL ES' ) !== - 1 ) {\n\n\t\tversion = parseFloat( /^OpenGL\\ ES\\ ([0-9])/.exec( glVersion )[ 1 ] );\n\t\tlineWidthAvailable = ( version >= 2.0 );\n\n\t}\n\n\tlet currentTextureSlot = null;\n\tlet currentBoundTextures = {};\n\n\tconst currentScissor = new Vector4();\n\tconst currentViewport = new Vector4();\n\n\tfunction createTexture( type, target, count ) {\n\n\t\tconst data = new Uint8Array( 4 ); // 4 is required to match default unpack alignment of 4.\n\t\tconst texture = gl.createTexture();\n\n\t\tgl.bindTexture( type, texture );\n\t\tgl.texParameteri( type, 10241, 9728 );\n\t\tgl.texParameteri( type, 10240, 9728 );\n\n\t\tfor ( let i = 0; i < count; i ++ ) {\n\n\t\t\tgl.texImage2D( target + i, 0, 6408, 1, 1, 0, 6408, 5121, data );\n\n\t\t}\n\n\t\treturn texture;\n\n\t}\n\n\tconst emptyTextures = {};\n\temptyTextures[ 3553 ] = createTexture( 3553, 3553, 1 );\n\temptyTextures[ 34067 ] = createTexture( 34067, 34069, 6 );
109\n\n\t// init\n\n\tcolorBuffer.setClear( 0, 0, 0, 1 );\n\tdepthBuffer.setClear( 1 );\n\tstencilBuffer.setClear( 0 );\n\n\tenable( 2929 );\n\tdepthBuffer.setFunc( LessEqualDepth );\n\n\tsetFlipSided( false );\n\tsetCullFace( CullFaceBack );\n\tenable( 2884 );\n\n\tsetBlending( NoBlending );\n\n\t//\n\n\tfunction enable( id ) {\n\n\t\tif ( enabledCapabilities[ id ] !== true ) {\n\n\t\t\tgl.enable( id );\n\t\t\tenabledCapabilities[ id ] = true;\n\n\t\t}\n\n\t}\n\n\tfunction disable( id ) {\n\n\t\tif ( enabledCapabilities[ id ] !== false ) {\n\n\t\t\tgl.disable( id );\n\t\t\tenabledCapabilities[ id ] = false;\n\n\t\t}\n\n\t}\n\n\tfunction useProgram( program ) {\n\n\t\tif ( currentProgram !== program ) {\n\n\t\t\tgl.useProgram( program );\n\n\t\t\tcurrentProgram = program;\n\n\t\t\treturn true;\n\n\t\t}\n\n\t\treturn false;\n\n\t}\n\n\tconst equationToGL = {\n\t\t[ AddEquation ]: 32774,\n\t\t[ SubtractEquation ]: 32778,\n\t\t[ ReverseSubtractEquation ]: 32779\n\t};\n\n\tif ( isWebGL2 ) {\n\n\t\tequationToGL[ MinEquation ] = 32775;\n\t\tequationToGL[ MaxEquation ] = 32776;\n\n\t} else {\n\n\t\tconst extension = extensions.get( 'EXT_blend_minmax' );\n\n\t\tif ( extension !== null ) {\n\n\t\t\tequationToGL[ MinEquation ] = extension.MIN_EXT;\n\t\t\tequationToGL[ MaxEquation ] = extension.MAX_EXT;\n\n\t\t}\n\n\t}\n\n\tconst factorToGL = {\n\t\t[ ZeroFactor ]: 0,\n\t\t[ OneFactor ]: 1,\n\t\t[ SrcColorFactor ]: 768,\n\t\t[ SrcAlphaFactor ]: 770,\n\t\t[ SrcAlphaSaturateFactor ]: 776,\n\t\t[ DstColorFactor ]: 774,\n\t\t[ DstAlphaFactor ]: 772,\n\t\t[ OneMinusSrcColorFactor ]: 769,\n\t\t[ OneMinusSrcAlphaFactor ]: 771,\n\t\t[ OneMinusDstColorFactor ]: 775,\n\t\t[ OneMinusDstAlphaFactor ]: 773\n\t};\n\n\tfunction setBlending( blending, blendEquation, blendSrc, blendDst, blendEquationAlpha, blendSrcAlpha, blendDstAlpha, premultipliedAlpha ) {\n\n\t\tif ( blending === NoBlending ) {\n\n\t\t\tif ( currentBlendingEnabled ) {\n\n\t\t\t\tdisable( 3042 );\n\t\t\t\tcurrentBlendingEnabled = false;\n\n\t\t\t}\n\n\t\t\treturn;\n\n\t\t}\n\n\t\tif ( ! currentBlendingEnabled ) {\n\n\t\t\tenable( 3042 );\n\t\t\tcurrentBlendingEnabled = true;\n\n\t\t}\n\n\t\tif ( blending !== CustomBlending ) {\n\n\t\t\tif ( blending !== currentBlending || premultipliedAlpha !== currentPremultipledAlpha ) {\n\n\t\t\t\tif ( currentBlendEquation !== AddEquation || currentBlendEquationAlpha !== AddEquation ) {\n\n\t\t\t\t\tgl.blendEquation( 32774 );\n\n\t\t\t\t\tcurrentBlendEquation = AddEquation;\n\t\t\t\t\tcurrentBlendEquationAlpha = AddEquation;\n\n\t\t\t\t}\n\n\t\t\t\tif ( premultipliedAlpha ) {\n\n\t\t\t\t\tswitch ( blending ) {\n\n\t\t\t\t\t\tcase NormalBlending:\n\t\t\t\t\t\t\tgl.blendFuncSeparate( 1, 771, 1, 771 );\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\tcase AdditiveBlending:\n\t\t\t\t\t\t\tgl.blendFunc( 1, 1 );\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\tcase SubtractiveBlending:\n\t\t\t\t\t\t\tgl.blendFuncSeparate( 0, 0, 769, 771 );\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\tcase MultiplyBlending:\n\t\t\t\t\t\t\tgl.blendFuncSeparate( 0, 768, 0, 770 );\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\tdefault:\n\t\t\t\t\t\t\tconsole.error( 'THREE.WebGLState: Invalid blending: ', blending );\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\tswitch ( blending ) {\n\n\t\t\t\t\t\tcase NormalBlending:\n\t\t\t\t\t\t\tgl.blendFuncSeparate( 770, 771, 1, 771 );\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\tcase AdditiveBlending:\n\t\t\t\t\t\t\tgl.blendFunc( 770, 1 );\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\tcase SubtractiveBlending:\n\t\t\t\t\t\t\tgl.blendFunc( 0, 769 );\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\tcase MultiplyBlending:\n\t\t\t\t\t\t\tgl.blendFunc( 0, 768 );\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\tdefault:\n\t\t\t\t\t\t\tconsole.error( 'THREE.WebGLState: Invalid blending: ', blending );\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tcurrentBlendSrc = null;\n\t\t\t\tcurrentBlendDst = null;\n\t\t\t\tcurrentBlendSrcAlpha = null;\n\t\t\t\tcurrentBlendDstAlpha = null;\n\n\t\t\t\tcurrentBlending = blending;\n\t\t\t\tcurrentPremultipledAlpha = premultipliedAlpha;\n\n\t\t\t}\n\n\t\t\treturn;\n\n\t\t}\n\n\t\t// custom blending\n\n\t\tblendEquationAlpha = blendEquationAlpha || blendEquation;\n\t\tblendSrcAlpha = blendSrcAlpha || blendSrc;\n\t\tblendDstAlpha = blendDstAlpha || blendDst;\n\n\t\tif ( blendEquation !== currentBlendEquation || blendEquationAlpha !== currentBlendEquationAlpha ) {\n\n\t\t\tgl.blendEquationSeparate( equationToGL[ blendEquation ], equationToGL[ blendEquationAlpha ] );\n\n\t\t\tcurrentBlendEquation = blendEquation;\n\t\t\tcurrentBlendEquationAlpha = blendEquationAlpha;\n\n\t\t}\n\n\t\tif ( blendSrc !== currentBlendSrc || blendDst !== currentBlendDst || blendSrcAlpha !== currentBlendSrcAlpha || blendDstAlpha !== currentBlendDstAlpha ) {\n\n\t\t\tgl.blendFuncSeparate( factorToGL[ blendSrc ], factorToGL[ blendDst ], factorToGL[ blendSrcAlpha ], factorToGL[ blendDstAlpha ] );\n\n\t\t\tcurrentBlendSrc = blendSrc;\n\t\t\tcurrentBlendDst = blendDst;\n\t\t\tcurrentBlendSrcAlpha = blendSrcAlpha;\n\t\t\tcurrentBlendDstAlpha = blendDstAlpha;\n\n\t\t}\n\n\t\tcurrentBlending = blending;\n\t\tcurrentPremultipledAlpha = null;\n\n\t}\n\n\tfunction setMaterial( material, frontFaceCW ) {\n\n\t\tmaterial.side === DoubleSide\n\t\t\t? disable( 2884 )\n\t\t\t: enable( 2884 );\n\n\t\tlet flipSided = ( material.side === BackSide );\n\t\tif ( frontFaceCW ) flipSided = ! flipSided;\n\n\t\tsetFlipSided( flipSided );\n\n\t\t( material.blending === NormalBlending && material.transparent === false )\n\t\t\t? setBlending( NoBlending )\n\t\t\t: setBlending( material.blending, material.blendEquation, material.blendSrc, material.blendDst, material.blendEquationAlpha, material.blendSrcAlpha, material.blendDstAlpha, material.premultipliedAlpha );\n\n\t\tdepthBuffer.setFunc( material.depthFunc );\n\t\tdepthBuffer.setTest( material.depthTest );\n\t\tdepthBuffer.setMask( material.depthWrite );\n\t\tcolorBuffer.setMask( material.colorWrite );\n\n\t\tconst stencilWrite = material.stencilWrite;\n\t\tstencilBuffer.setTest( stencilWrite );\n\t\tif ( stencilWrite ) {\n\n\t\t\tstencilBuffer.setMask( material.stencilWriteMask );\n\t\t\tstencilBuffer.setFunc( material.stencilFunc, material.stencilRef, material.stencilFuncMask );\n\t\t\tstencilBuffer.setOp( material.stencilFail, material.stencilZFail, material.stencilZPass );\n\n\t\t}\n\n\t\tsetPolygonOffset( material.polygonOffset, material.polygonOffsetFactor, material.polygonOffsetUnits );\n\n\t}\n\n\t//\n\n\tfunction setFlipSided( flipSided ) {\n\n\t\tif ( currentFlipSided !== flipSided ) {\n\n\t\t\tif ( flipSided ) {\n\n\t\t\t\tgl.frontFace( 2304 );\n\n\t\t\t} else {\n\n\t\t\t\tgl.frontFace( 2305 );\n\n\t\t\t}\n\n\t\t\tcurrentFlipSided = flipSided;\n\n\t\t}\n\n\t}\n\n\tfunction setCullFace( cullFace ) {\n\n\t\tif ( cullFace !== CullFaceNone ) {\n\n\t\t\tenable( 2884 );\n\n\t\t\tif ( cullFace !== currentCullFace ) {\n\n\t\t\t\tif ( cullFace === CullFaceBack ) {\n\n\t\t\t\t\tgl.cullFace( 1029 );\n\n\t\t\t\t} else if ( cullFace === CullFaceFront ) {\n\n\t\t\t\t\tgl.cullFace( 1028 );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tgl.cullFace( 1032 );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tdisable( 2884 );\n\n\t\t}\n\n\t\tcurrentCullFace = cullFace;\n\n\t}\n\n\tfunction setLineWidth( width ) {\n\n\t\tif ( width !== currentLineWidth ) {\n\n\t\t\tif ( lineWidthAvailable ) gl.lineWidth( width );\n\n\t\t\tcurrentLineWidth = width;\n\n\t\t}\n\n\t}\n\n\tfunction setPolygonOffset( polygonOffset, factor, units ) {\n\n\t\tif ( polygonOffset ) {\n\n\t\t\tenable( 32823 );\n\n\t\t\tif ( currentPolygonOffsetFactor !== factor || currentPolygonOffsetUnits !== units ) {\n\n\t\t\t\tgl.polygonOffset( factor, units );\n\n\t\t\t\tcurrentPolygonOffsetFactor = factor;\n\t\t\t\tcurrentPolygonOffsetUnits = units;\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tdisable( 32823 );\n\n\t\t}\n\n\t}\n\n\tfunction setScissorTest( scissorTest ) {\n\n\t\tif ( scissorTest ) {\n\n\t\t\tenable( 3089 );\n\n\t\t} else {\n\n\t\t\tdisable( 3089 );\n\n\t\t}\n\n\t}\n\n\t// texture\n\n\tfunction activeTexture( webglSlot ) {\n\n\t\tif ( webglSlot === undefined ) webglSlot = 33984 + maxTextures - 1;\n\n\t\tif ( currentTextureSlot !== webglSlot ) {\n\n\t\t\tgl.activeTexture( webglSlot );\n\t\t\tcurrentTextureSlot = webglSlot;\n\n\t\t}\n\n\t}\n\n\tfunction bindTexture( webglType, webglTexture ) {\n\n\t\tif ( currentTextureSlot === null ) {\n\n\t\t\tactiveTexture();\n\n\t\t}\n\n\t\tlet boundTexture = currentBoundTextures[ currentTextureSlot ];
109\n\n\t\tif ( boundTexture === undefined ) {\n\n\t\t\tboundTexture = { type: undefined, texture: undefined };\n\t\t\tcurrentBoundTextures[ currentTextureSlot ] = boundTexture;\n\n\t\t}\n\n\t\tif ( boundTexture.type !== webglType || boundTexture.texture !== webglTexture ) {\n\n\t\t\tgl.bindTexture( webglType, webglTexture || emptyTextures[ webglType ] );\n\n\t\t\tboundTexture.type = webglType;\n\t\t\tboundTexture.texture = webglTexture;\n\n\t\t}\n\n\t}\n\n\tfunction unbindTexture() {\n\n\t\tconst boundTexture = currentBoundTextures[ currentTextureSlot ];\n\n\t\tif ( boundTexture !== undefined && boundTexture.type !== undefined ) {\n\n\t\t\tgl.bindTexture( boundTexture.type, null );\n\n\t\t\tboundTexture.type = undefined;\n\t\t\tboundTexture.texture = undefined;\n\n\t\t}\n\n\t}\n\n\tfunction compressedTexImage2D() {\n\n\t\ttry {\n\n\t\t\tgl.compressedTexImage2D.apply( gl, arguments );\n\n\t\t} catch ( error ) {\n\n\t\t\tconsole.error( 'THREE.WebGLState:', error );\n\n\t\t}\n\n\t}\n\n\tfunction texImage2D() {\n\n\t\ttry {\n\n\t\t\tgl.texImage2D.apply( gl, arguments );\n\n\t\t} catch ( error ) {\n\n\t\t\tconsole.error( 'THREE.WebGLState:', error );\n\n\t\t}\n\n\t}\n\n\tfunction texImage3D() {\n\n\t\ttry {\n\n\t\t\tgl.texImage3D.apply( gl, arguments );\n\n\t\t} catch ( error ) {\n\n\t\t\tconsole.error( 'THREE.WebGLState:', error );\n\n\t\t}\n\n\t}\n\n\t//\n\n\tfunction scissor( scissor ) {\n\n\t\tif ( currentScissor.equals( scissor ) === false ) {\n\n\t\t\tgl.scissor( scissor.x, scissor.y, scissor.z, scissor.w );\n\t\t\tcurrentScissor.copy( scissor );\n\n\t\t}\n\n\t}\n\n\tfunction viewport( viewport ) {\n\n\t\tif ( currentViewport.equals( viewport ) === false ) {\n\n\t\t\tgl.viewport( viewport.x, viewport.y, viewport.z, viewport.w );\n\t\t\tcurrentViewport.copy( viewport );\n\n\t\t}\n\n\t}\n\n\t//\n\n\tfunction reset() {\n\n\t\tenabledCapabilities = {};\n\n\t\tcurrentTextureSlot = null;\n\t\tcurrentBoundTextures = {};\n\n\t\tcurrentProgram = null;\n\n\t\tcurrentBlending = null;\n\n\t\tcurrentFlipSided = null;\n\t\tcurrentCullFace = null;\n\n\t\tcolorBuffer.reset();\n\t\tdepthBuffer.reset();\n\t\tstencilBuffer.reset();\n\n\t}\n\n\treturn {\n\n\t\tbuffers: {\n\t\t\tcolor: colorBuffer,\n\t\t\tdepth: depthBuffer,\n\t\t\tstencil: stencilBuffer\n\t\t},\n\n\t\tenable: enable,\n\t\tdisable: disable,\n\n\t\tuseProgram: useProgram,\n\n\t\tsetBlending: setBlending,\n\t\tsetMaterial: setMaterial,\n\n\t\tsetFlipSided: setFlipSided,\n\t\tsetCullFace: setCullFace,\n\n\t\tsetLineWidth: setLineWidth,\n\t\tsetPolygonOffset: setPolygonOffset,\n\n\t\tsetScissorTest: setScissorTest,\n\n\t\tactiveTexture: activeTexture,\n\t\tbindTexture: bindTexture,\n\t\tunbindTexture: unbindTexture,\n\t\tcompressedTexImage2D: compressedTexImage2D,\n\t\ttexImage2D: texImage2D,\n\t\ttexImage3D: texImage3D,\n\n\t\tscissor: scissor,\n\t\tviewport: viewport,\n\n\t\treset: reset\n\n\t};\n\n}\n\nfunction WebGLTextures( _gl, extensions, state, properties, capabilities, utils, info ) {\n\n\tconst isWebGL2 = capabilities.isWebGL2;\n\tconst maxTextures = capabilities.maxTextures;\n\tconst maxCubemapSize = capabilities.maxCubemapSize;\n\tconst maxTextureSize = capabilities.maxTextureSize;\n\tconst maxSamples = capabilities.maxSamples;\n\n\tconst _videoTextures = new WeakMap();\n\tlet _canvas;\n\n\t// cordova iOS (as of 5.0) still uses UIWebView, which provides OffscreenCanvas,\n\t// also OffscreenCanvas.getContext(\"webgl\"), but not OffscreenCanvas.getContext(\"2d\")!\n\t// Some implementations may only implement OffscreenCanvas partially (e.g. lacking 2d).\n\n\tlet useOffscreenCanvas = false;\n\n\ttry {\n\n\t\tuseOffscreenCanvas = typeof OffscreenCanvas !== 'undefined'\n\t\t\t&& ( new OffscreenCanvas( 1, 1 ).getContext( \"2d\" ) ) !== null;\n\n\t} catch ( err ) {\n\n\t\t// Ignore any errors\n\n\t}\n\n\tfunction createCanvas( width, height ) {\n\n\t\t// Use OffscreenCanvas when available. Specially needed in web workers\n\n\t\treturn useOffscreenCanvas ?\n\t\t\tnew OffscreenCanvas( width, height ) :\n\t\t\tdocument.createElementNS( 'http://www.w3.org/1999/xhtml', 'canvas' );\n\n\t}\n\n\tfunction resizeImage( image, needsPowerOfTwo, needsNewCanvas, maxSize ) {\n\n\t\tlet scale = 1;\n\n\t\t// handle case if texture exceeds max size\n\n\t\tif ( image.width > maxSize || image.height > maxSize ) {\n\n\t\t\tscale = maxSize / Math.max( image.width, image.height );\n\n\t\t}\n\n\t\t// only perform resize if necessary\n\n\t\tif ( scale < 1 || needsPowerOfTwo === true ) {\n\n\t\t\t// only perform resize for certain image types\n\n\t\t\tif ( ( typeof HTMLImageElement !== 'undefined' && image instanceof HTMLImageElement ) ||\n\t\t\t\t( typeof HTMLCanvasElement !== 'undefined' && image instanceof HTMLCanvasElement ) ||\n\t\t\t\t( typeof ImageBitmap !== 'undefined' && image instanceof ImageBitmap ) ) {\n\n\t\t\t\tconst floor = needsPowerOfTwo ? MathUtils.floorPowerOfTwo : Math.floor;\n\n\t\t\t\tconst width = floor( scale * image.width );\n\t\t\t\tconst height = floor( scale * image.height );\n\n\t\t\t\tif ( _canvas === undefined ) _canvas = createCanvas( width, height );\n\n\t\t\t\t// cube textures can't reuse the same canvas\n\n\t\t\t\tconst canvas = needsNewCanvas ? createCanvas( width, height ) : _canvas;\n\n\t\t\t\tcanvas.width = width;\n\t\t\t\tcanvas.height = height;\n\n\t\t\t\tconst context = canvas.getContext( '2d' );\n\t\t\t\tcontext.drawImage( image, 0, 0, width, height );\n\n\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: Texture has been resized from (' + image.width + 'x' + image.height + ') to (' + width + 'x' + height + ').' );\n\n\t\t\t\treturn canvas;\n\n\t\t\t} else {\n\n\t\t\t\tif ( 'data' in image ) {\n\n\t\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: Image in DataTexture is too big (' + image.width + 'x' + image.height + ').' );\n\n\t\t\t\t}\n\n\t\t\t\treturn image;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn image;\n\n\t}\n\n\tfunction isPowerOfTwo( image ) {\n\n\t\treturn MathUtils.isPowerOfTwo( image.width ) && MathUtils.isPowerOfTwo( image.height );\n\n\t}\n\n\tfunction textureNeedsPowerOfTwo( texture ) {\n\n\t\tif ( isWebGL2 ) return false;\n\n\t\treturn ( texture.wrapS !== ClampToEdgeWrapping || texture.wrapT !== ClampToEdgeWrapping ) ||\n\t\t\t( texture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter );\n\n\t}\n\n\tfunction textureNeedsGenerateMipmaps( texture, supportsMips ) {\n\n\t\treturn texture.generateMipmaps && supportsMips &&\n\t\t\ttexture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter;\n\n\t}\n\n\tfunction generateMipmap( target, texture, width, height ) {\n\n\t\t_gl.generateMipmap( target );\n\n\t\tconst textureProperties = properties.get( texture );\n\n\t\t// Note: Math.log( x ) * Math.LOG2E used instead of Math.log2( x ) which is not supported by IE11\n\t\ttextureProperties.__maxMipLevel = Math.log( Math.max( width, height ) ) * Math.LOG2E;\n\n\t}\n\n\tfunction getInternalFormat( internalFormatName, glFormat, glType ) {\n\n\t\tif ( isWebGL2 === false ) return glFormat;\n\n\t\tif ( internalFormatName !== null ) {\n\n\t\t\tif ( _gl[ internalFormatName ] !== undefined ) return _gl[ internalFormatName ];\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format \\'' + internalFormatName + '\\'' );\n\n\t\t}\n\n\t\tlet internalFormat = glFormat;\n\n\t\tif ( glFormat === 6403 ) {\n\n\t\t\tif ( glType === 5126 ) internalFormat = 33326;\n\t\t\tif ( glType === 5131 ) internalFormat = 33325;\n\t\t\tif ( glType === 5121 ) internalFormat = 33321;\n\n\t\t}\n\n\t\tif ( glFormat === 6407 ) {\n\n\t\t\tif ( glType === 5126 ) internalFormat = 34837;\n\t\t\tif ( glType === 5131 ) internalFormat = 34843;\n\t\t\tif ( glType === 5121 ) internalFormat = 32849;\n\n\t\t}\n\n\t\tif ( glFormat === 6408 ) {\n\n\t\t\tif ( glType === 5126 ) internalFormat = 34836;\n\t\t\tif ( glType === 5131 ) internalFormat = 34842;\n\t\t\tif ( glType === 5121 ) internalFormat = 32856;\n\n\t\t}\n\n\t\tif ( internalFormat === 33325 || internalFormat === 33326 ||\n\t\t\tinternalFormat === 34842 || internalFormat === 34836 ) {\n\n\t\t\textensions.get( 'EXT_color_buffer_float' );\n\n\t\t}\n\n\t\treturn internalFormat;\n\n\t}\n\n\t// Fallback filters for non-power-of-2 textures\n\n\tfunction filterFallback( f ) {\n\n\t\tif ( f === NearestFilter || f === NearestMipmapNearestFilter || f === NearestMipmapLinearFilter ) {\n\n\t\t\treturn 9728;\n\n\t\t}\n\n\t\treturn 9729;\n\n\t}\n\n\t//\n\n\tfunction onTextureDispose( event ) {\n\n\t\tconst texture = event.target;\n\n\t\ttexture.removeEventListener( 'dispose', onTextureDispose );\n\n\t\tdeallocateTexture( texture );\n\n\t\tif ( texture.isVideoTexture ) {\n\n\t\t\t_videoTextures.delete( texture );\n\n\t\t}\n\n\t\tinfo.memory.textures --;\n\n\t}\n\n\tfunction onRenderTargetDispose( event ) {\n\n\t\tconst renderTarget = event.target;\n\n\t\trenderTarget.removeEventListener( 'dispose', onRenderTargetDispose );\n\n\t\tdeallocateRenderTarget( renderTarget );\n\n\t\tinfo.memory.textures --;\n\n\t}\n\n\t//\n\n\tfunction deallocateTexture( texture ) {\n\n\t\tconst textureProperties = properties.get( texture );\n\n\t\tif ( textureProperties.__webglInit === undefined ) return;\n\n\t\t_gl.deleteTexture( textureProperties.__webglTexture );\n\n\t\tproperties.remove( texture );\n\n\t}\n\n\tfunction deallocateRenderTarget( renderTarget ) {\n\n\t\tconst renderTargetProperties = properties.get( renderTarget );\n\t\tconst textureProperties = properties.get( renderTarget.texture );\n\n\t\tif ( ! renderTarget ) return;\n\n\t\tif ( textureProperties.__webglTexture !== undefined ) {\n\n\t\t\t_gl.deleteTexture( textureProperties.__webglTexture );\n\n\t\t}\n\n\t\tif ( renderTarget.depthTexture ) {\n\n\t\t\trenderTarget.depthTexture.dispose();\n\n\t\t}
109\n\n\t\tif ( renderTarget.isWebGLCubeRenderTarget ) {\n\n\t\t\tfor ( let i = 0; i < 6; i ++ ) {\n\n\t\t\t\t_gl.deleteFramebuffer( renderTargetProperties.__webglFramebuffer[ i ] );\n\t\t\t\tif ( renderTargetProperties.__webglDepthbuffer ) _gl.deleteRenderbuffer( renderTargetProperties.__webglDepthbuffer[ i ] );\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\t_gl.deleteFramebuffer( renderTargetProperties.__webglFramebuffer );\n\t\t\tif ( renderTargetProperties.__webglDepthbuffer ) _gl.deleteRenderbuffer( renderTargetProperties.__webglDepthbuffer );\n\t\t\tif ( renderTargetProperties.__webglMultisampledFramebuffer ) _gl.deleteFramebuffer( renderTargetProperties.__webglMultisampledFramebuffer );\n\t\t\tif ( renderTargetProperties.__webglColorRenderbuffer ) _gl.deleteRenderbuffer( renderTargetProperties.__webglColorRenderbuffer );\n\t\t\tif ( renderTargetProperties.__webglDepthRenderbuffer ) _gl.deleteRenderbuffer( renderTargetProperties.__webglDepthRenderbuffer );\n\n\t\t}\n\n\t\tproperties.remove( renderTarget.texture );\n\t\tproperties.remove( renderTarget );\n\n\t}\n\n\t//\n\n\tlet textureUnits = 0;\n\n\tfunction resetTextureUnits() {\n\n\t\ttextureUnits = 0;\n\n\t}\n\n\tfunction allocateTextureUnit() {\n\n\t\tconst textureUnit = textureUnits;\n\n\t\tif ( textureUnit >= maxTextures ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLTextures: Trying to use ' + textureUnit + ' texture units while this GPU supports only ' + maxTextures );\n\n\t\t}\n\n\t\ttextureUnits += 1;\n\n\t\treturn textureUnit;\n\n\t}\n\n\t//\n\n\tfunction setTexture2D( texture, slot ) {\n\n\t\tconst textureProperties = properties.get( texture );\n\n\t\tif ( texture.isVideoTexture ) updateVideoTexture( texture );\n\n\t\tif ( texture.version > 0 && textureProperties.__version !== texture.version ) {\n\n\t\t\tconst image = texture.image;\n\n\t\t\tif ( image === undefined ) {\n\n\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: Texture marked for update but image is undefined' );\n\n\t\t\t} else if ( image.complete === false ) {\n\n\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: Texture marked for update but image is incomplete' );\n\n\t\t\t} else {\n\n\t\t\t\tuploadTexture( textureProperties, texture, slot );\n\t\t\t\treturn;\n\n\t\t\t}\n\n\t\t}\n\n\t\tstate.activeTexture( 33984 + slot );\n\t\tstate.bindTexture( 3553, textureProperties.__webglTexture );\n\n\t}\n\n\tfunction setTexture2DArray( texture, slot ) {\n\n\t\tconst textureProperties = properties.get( texture );\n\n\t\tif ( texture.version > 0 && textureProperties.__version !== texture.version ) {\n\n\t\t\tuploadTexture( textureProperties, texture, slot );\n\t\t\treturn;\n\n\t\t}\n\n\t\tstate.activeTexture( 33984 + slot );\n\t\tstate.bindTexture( 35866, textureProperties.__webglTexture );\n\n\t}\n\n\tfunction setTexture3D( texture, slot ) {\n\n\t\tconst textureProperties = properties.get( texture );\n\n\t\tif ( texture.version > 0 && textureProperties.__version !== texture.version ) {\n\n\t\t\tuploadTexture( textureProperties, texture, slot );\n\t\t\treturn;\n\n\t\t}\n\n\t\tstate.activeTexture( 33984 + slot );\n\t\tstate.bindTexture( 32879, textureProperties.__webglTexture );\n\n\t}\n\n\tfunction setTextureCube( texture, slot ) {\n\n\t\tif ( texture.image.length !== 6 ) return;\n\n\t\tconst textureProperties = properties.get( texture );\n\n\t\tif ( texture.version > 0 && textureProperties.__version !== texture.version ) {\n\n\t\t\tinitTexture( textureProperties, texture );\n\n\t\t\tstate.activeTexture( 33984 + slot );\n\t\t\tstate.bindTexture( 34067, textureProperties.__webglTexture );\n\n\t\t\t_gl.pixelStorei( 37440, texture.flipY );\n\n\t\t\tconst isCompressed = ( texture && ( texture.isCompressedTexture || texture.image[ 0 ].isCompressedTexture ) );\n\t\t\tconst isDataTexture = ( texture.image[ 0 ] && texture.image[ 0 ].isDataTexture );\n\n\t\t\tconst cubeImage = [];\n\n\t\t\tfor ( let i = 0; i < 6; i ++ ) {\n\n\t\t\t\tif ( ! isCompressed && ! isDataTexture ) {\n\n\t\t\t\t\tcubeImage[ i ] = resizeImage( texture.image[ i ], false, true, maxCubemapSize );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tcubeImage[ i ] = isDataTexture ? texture.image[ i ].image : texture.image[ i ];\n\n\t\t\t\t}\n\n\t\t\t}
109\n\n\t\t\tconst image = cubeImage[ 0 ],\n\t\t\t\tsupportsMips = isPowerOfTwo( image ) || isWebGL2,\n\t\t\t\tglFormat = utils.convert( texture.format ),\n\t\t\t\tglType = utils.convert( texture.type ),\n\t\t\t\tglInternalFormat = getInternalFormat( texture.internalFormat, glFormat, glType );\n\n\t\t\tsetTextureParameters( 34067, texture, supportsMips );\n\n\t\t\tlet mipmaps;\n\n\t\t\tif ( isCompressed ) {\n\n\t\t\t\tfor ( let i = 0; i < 6; i ++ ) {\n\n\t\t\t\t\tmipmaps = cubeImage[ i ].mipmaps;\n\n\t\t\t\t\tfor ( let j = 0; j < mipmaps.length; j ++ ) {\n\n\t\t\t\t\t\tconst mipmap = mipmaps[ j ];\n\n\t\t\t\t\t\tif ( texture.format !== RGBAFormat && texture.format !== RGBFormat ) {\n\n\t\t\t\t\t\t\tif ( glFormat !== null ) {\n\n\t\t\t\t\t\t\t\tstate.compressedTexImage2D( 34069 + i, j, glInternalFormat, mipmap.width, mipmap.height, 0, mipmap.data );\n\n\t\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()' );\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\tstate.texImage2D( 34069 + i, j, glInternalFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\ttextureProperties.__maxMipLevel = mipmaps.length - 1;\n\n\t\t\t} else {\n\n\t\t\t\tmipmaps = texture.mipmaps;\n\n\t\t\t\tfor ( let i = 0; i < 6; i ++ ) {\n\n\t\t\t\t\tif ( isDataTexture ) {\n\n\t\t\t\t\t\tstate.texImage2D( 34069 + i, 0, glInternalFormat, cubeImage[ i ].width, cubeImage[ i ].height, 0, glFormat, glType, cubeImage[ i ].data );\n\n\t\t\t\t\t\tfor ( let j = 0; j < mipmaps.length; j ++ ) {\n\n\t\t\t\t\t\t\tconst mipmap = mipmaps[ j ];\n\t\t\t\t\t\t\tconst mipmapImage = mipmap.image[ i ].image;\n\n\t\t\t\t\t\t\tstate.texImage2D( 34069 + i, j + 1, glInternalFormat, mipmapImage.width, mipmapImage.height, 0, glFormat, glType, mipmapImage.data );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tstate.texImage2D( 34069 + i, 0, glInternalFormat, glFormat, glType, cubeImage[ i ] );\n\n\t\t\t\t\t\tfor ( let j = 0; j < mipmaps.length; j ++ ) {\n\n\t\t\t\t\t\t\tconst mipmap = mipmaps[ j ];\n\n\t\t\t\t\t\t\tstate.texImage2D( 34069 + i, j + 1, glInternalFormat, glFormat, glType, mipmap.image[ i ] );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\ttextureProperties.__maxMipLevel = mipmaps.length;\n\n\t\t\t}\n\n\t\t\tif ( textureNeedsGenerateMipmaps( texture, supportsMips ) ) {\n\n\t\t\t\t// We assume images for cube map have the same size.\n\t\t\t\tgenerateMipmap( 34067, texture, image.width, image.height );\n\n\t\t\t}\n\n\t\t\ttextureProperties.__version = texture.version;\n\n\t\t\tif ( texture.onUpdate ) texture.onUpdate( texture );\n\n\t\t} else {\n\n\t\t\tstate.activeTexture( 33984 + slot );\n\t\t\tstate.bindTexture( 34067, textureProperties.__webglTexture );\n\n\t\t}\n\n\t}\n\n\tfunction setTextureCubeDynamic( texture, slot ) {\n\n\t\tstate.activeTexture( 33984 + slot );\n\t\tstate.bindTexture( 34067, properties.get( texture ).__webglTexture );\n\n\t}\n\n\tconst wrappingToGL = {\n\t\t[ RepeatWrapping ]: 10497,\n\t\t[ ClampToEdgeWrapping ]: 33071,\n\t\t[ MirroredRepeatWrapping ]: 33648\n\t};\n\n\tconst filterToGL = {\n\t\t[ NearestFilter ]: 9728,\n\t\t[ NearestMipmapNearestFilter ]: 9984,\n\t\t[ NearestMipmapLinearFilter ]: 9986,\n\n\t\t[ LinearFilter ]: 9729,\n\t\t[ LinearMipmapNearestFilter ]: 9985,\n\t\t[ LinearMipmapLinearFilter ]: 9987\n\t};\n\n\tfunction setTextureParameters( textureType, texture, supportsMips ) {\n\n\t\tif ( supportsMips ) {\n\n\t\t\t_gl.texParameteri( textureType, 10242, wrappingToGL[ texture.wrapS ] );\n\t\t\t_gl.texParameteri( textureType, 10243, wrappingToGL[ texture.wrapT ] );\n\n\t\t\tif ( textureType === 32879 || textureType === 35866 ) {\n\n\t\t\t\t_gl.texParameteri( textureType, 32882, wrappingToGL[ texture.wrapR ] );\n\n\t\t\t}\n\n\t\t\t_gl.texParameteri( textureType, 10240, filterToGL[ texture.magFilter ] );\n\t\t\t_gl.texParameteri( textureType, 10241, filterToGL[ texture.minFilter ] );\n\n\t\t} else {\n\n\t\t\t_gl.texParameteri( textureType, 10242, 33071 );\n\t\t\t_gl.texParameteri( textureType, 10243, 33071 );\n\n\t\t\tif ( textureType === 32879 || textureType === 35866 ) {\n\n\t\t\t\t_gl.texParameteri( textureType, 32882, 33071 );\n\n\t\t\t}\n\n\t\t\tif ( texture.wrapS !== ClampToEdgeWrapping || texture.wrapT !== ClampToEdgeWrapping ) {\n\n\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping.' );\n\n\t\t\t}\n\n\t\t\t_gl.texParameteri( textureType, 10240, filterFallback( texture.magFilter ) );\n\t\t\t_gl.texParameteri( textureType, 10241, filterFallback( texture.minFilter ) );\n\n\t\t\tif ( texture.minFilter !== NearestFilter && texture.minFilter !== LinearFilter ) {\n\n\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.' );\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst extension = extensions.get( 'EXT_texture_filter_anisotropic' );\n\n\t\tif ( extension ) {\n\n\t\t\tif ( texture.type === FloatType && extensions.get( 'OES_texture_float_linear' ) === null ) return;\n\t\t\tif ( texture.type === HalfFloatType && ( isWebGL2 || extensions.get( 'OES_texture_half_float_linear' ) ) === null ) return;\n\n\t\t\tif ( texture.anisotropy > 1 || properties.get( texture ).__currentAnisotropy ) {\n\n\t\t\t\t_gl.texParameterf( textureType, extension.TEXTURE_MAX_ANISOTROPY_EXT, Math.min( texture.anisotropy, capabilities.getMaxAnisotropy() ) );\n\t\t\t\tproperties.get( texture ).__currentAnisotropy = texture.anisotropy;\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\tfunction initTexture( textureProperties, texture ) {\n\n\t\tif ( textureProperties.__webglInit === undefined ) {\n\n\t\t\ttextureProperties.__webglInit = true;\n\n\t\t\ttexture.addEventListener( 'dispose', onTextureDispose );\n\n\t\t\ttextureProperties.__webglTexture = _gl.createTexture();\n\n\t\t\tinfo.memory.textures ++;\n\n\t\t}\n\n\t}\n\n\tfunction uploadTexture( textureProperties, texture, slot ) {\n\n\t\tlet textureType = 3553;\n\n\t\tif ( texture.isDataTexture2DArray ) textureType = 35866;\n\t\tif ( texture.isDataTexture3D ) textureType = 32879;\n\n\t\tinitTexture( textureProperties, texture );\n\n\t\tstate.activeTexture( 33984 + slot );\n\t\tstate.bindTexture( textureType, textureProperties.__webglTexture );\n\n\t\t_gl.pixelStorei( 37440, texture.flipY );\n\t\t_gl.pixelStorei( 37441, texture.premultiplyAlpha );\n\t\t_gl.pixelStorei( 3317, texture.unpackAlignment );\n\n\t\tconst needsPowerOfTwo = textureNeedsPowerOfTwo( texture ) && isPowerOfTwo( texture.image ) === false;\n\t\tconst image = resizeImage( texture.image, needsPowerOfTwo, false, maxTextureSize );\n\n\t\tconst supportsMips = isPowerOfTwo( image ) || isWebGL2,\n\t\t\tglFormat = utils.convert( texture.format );\n\n\t\tlet glType = utils.convert( texture.type ),\n\t\t\tglInternalFormat = getInternalFormat( texture.internalFormat, glFormat, glType );\n\n\t\tsetTextureParameters( textureType, texture, supportsMips );\n\n\t\tlet mipmap;\n\t\tconst mipmaps = texture.mipmaps;\n\n\t\tif ( texture.isDepthTexture ) {\n\n\t\t\t// populate depth texture with dummy data\n\n\t\t\tglInternalFormat = 6402;\n\n\t\t\tif ( isWebGL2 ) {\n\n\t\t\t\tif ( texture.type === FloatType ) {\n\n\t\t\t\t\tglInternalFormat = 36012;\n\n\t\t\t\t} else if ( texture.type === UnsignedIntType ) {\n\n\t\t\t\t\tglInternalFormat = 33190;\n\n\t\t\t\t} else if ( texture.type === UnsignedInt248Type ) {\n\n\t\t\t\t\tglInternalFormat = 35056;\n\n\t\t\t\t} else {\n\n\t\t\t\t\tglInternalFormat = 33189; // WebGL2 requires sized internalformat for glTexImage2D\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\tif ( texture.type === FloatType ) {\n\n\t\t\t\t\tconsole.error( 'WebGLRenderer: Floating point depth texture requires WebGL2.' );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\t// validation checks for WebGL 1\n\n\t\t\tif ( texture.format === DepthFormat && glInternalFormat === 6402 ) {\n\n\t\t\t\t// The error INVALID_OPERATION is generated by texImage2D if format and internalformat are\n\t\t\t\t// DEPTH_COMPONENT and type is not UNSIGNED_SHORT or UNSIGNED_INT\n\t\t\t\t// (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/)\n\t\t\t\tif ( texture.type !== UnsignedShortType && texture.type !== UnsignedIntType ) {\n\n\t\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture.' );\n\n\t\t\t\t\ttexture.type = UnsignedShortType;\n\t\t\t\t\tglType = utils.convert( texture.type );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tif ( texture.format === DepthStencilFormat && glInternalFormat === 6402 ) {\n\n\t\t\t\t// Depth stencil textures need the DEPTH_STENCIL internal format\n\t\t\t\t// (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/)\n\t\t\t\tglInternalFormat = 34041;\n\n\t\t\t\t// The error INVALID_OPERATION is generated by texImage2D if format and internalformat are\n\t\t\t\t// DEPTH_STENCIL and type is not UNSIGNED_INT_24_8_WEBGL.\n\t\t\t\t// (https://www.khronos.org/registry/webgl/extensions/WEBGL_depth_texture/)\n\t\t\t\tif ( texture.type !== UnsignedInt248Type ) {\n\n\t\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture.' );\n\n\t\t\t\t\ttexture.type = UnsignedInt248Type;\n\t\t\t\t\tglType = utils.convert( texture.type );\n\n\t\t\t\t}\n\n\t\t\t}
109\n\n\t\t\t//\n\n\t\t\tstate.texImage2D( 3553, 0, glInternalFormat, image.width, image.height, 0, glFormat, glType, null );\n\n\t\t} else if ( texture.isDataTexture ) {\n\n\t\t\t// use manually created mipmaps if available\n\t\t\t// if there are no manual mipmaps\n\t\t\t// set 0 level mipmap and then use GL to generate other mipmap levels\n\n\t\t\tif ( mipmaps.length > 0 && supportsMips ) {\n\n\t\t\t\tfor ( let i = 0, il = mipmaps.length; i < il; i ++ ) {\n\n\t\t\t\t\tmipmap = mipmaps[ i ];\n\t\t\t\t\tstate.texImage2D( 3553, i, glInternalFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data );\n\n\t\t\t\t}\n\n\t\t\t\ttexture.generateMipmaps = false;\n\t\t\t\ttextureProperties.__maxMipLevel = mipmaps.length - 1;\n\n\t\t\t} else {\n\n\t\t\t\tstate.texImage2D( 3553, 0, glInternalFormat, image.width, image.height, 0, glFormat, glType, image.data );\n\t\t\t\ttextureProperties.__maxMipLevel = 0;\n\n\t\t\t}\n\n\t\t} else if ( texture.isCompressedTexture ) {\n\n\t\t\tfor ( let i = 0, il = mipmaps.length; i < il; i ++ ) {\n\n\t\t\t\tmipmap = mipmaps[ i ];\n\n\t\t\t\tif ( texture.format !== RGBAFormat && texture.format !== RGBFormat ) {\n\n\t\t\t\t\tif ( glFormat !== null ) {\n\n\t\t\t\t\t\tstate.compressedTexImage2D( 3553, i, glInternalFormat, mipmap.width, mipmap.height, 0, mipmap.data );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()' );\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\tstate.texImage2D( 3553, i, glInternalFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\ttextureProperties.__maxMipLevel = mipmaps.length - 1;\n\n\t\t} else if ( texture.isDataTexture2DArray ) {\n\n\t\t\tstate.texImage3D( 35866, 0, glInternalFormat, image.width, image.height, image.depth, 0, glFormat, glType, image.data );\n\t\t\ttextureProperties.__maxMipLevel = 0;\n\n\t\t} else if ( texture.isDataTexture3D ) {\n\n\t\t\tstate.texImage3D( 32879, 0, glInternalFormat, image.width, image.height, image.depth, 0, glFormat, glType, image.data );\n\t\t\ttextureProperties.__maxMipLevel = 0;\n\n\t\t} else {\n\n\t\t\t// regular Texture (image, video, canvas)\n\n\t\t\t// use manually created mipmaps if available\n\t\t\t// if there are no manual mipmaps\n\t\t\t// set 0 level mipmap and then use GL to generate other mipmap levels\n\n\t\t\tif ( mipmaps.length > 0 && supportsMips ) {\n\n\t\t\t\tfor ( let i = 0, il = mipmaps.length; i < il; i ++ ) {\n\n\t\t\t\t\tmipmap = mipmaps[ i ];\n\t\t\t\t\tstate.texImage2D( 3553, i, glInternalFormat, glFormat, glType, mipmap );\n\n\t\t\t\t}\n\n\t\t\t\ttexture.generateMipmaps = false;\n\t\t\t\ttextureProperties.__maxMipLevel = mipmaps.length - 1;\n\n\t\t\t} else {\n\n\t\t\t\tstate.texImage2D( 3553, 0, glInternalFormat, glFormat, glType, image );\n\t\t\t\ttextureProperties.__maxMipLevel = 0;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( textureNeedsGenerateMipmaps( texture, supportsMips ) ) {\n\n\t\t\tgenerateMipmap( textureType, texture, image.width, image.height );\n\n\t\t}\n\n\t\ttextureProperties.__version = texture.version;\n\n\t\tif ( texture.onUpdate ) texture.onUpdate( texture );\n\n\t}\n\n\t// Render targets\n\n\t// Setup storage for target texture and bind it to correct framebuffer\n\tfunction setupFrameBufferTexture( framebuffer, renderTarget, attachment, textureTarget ) {\n\n\t\tconst glFormat = utils.convert( renderTarget.texture.format );\n\t\tconst glType = utils.convert( renderTarget.texture.type );\n\t\tconst glInternalFormat = getInternalFormat( renderTarget.texture.internalFormat, glFormat, glType );\n\t\tstate.texImage2D( textureTarget, 0, glInternalFormat, renderTarget.width, renderTarget.height, 0, glFormat, glType, null );\n\t\t_gl.bindFramebuffer( 36160, framebuffer );\n\t\t_gl.framebufferTexture2D( 36160, attachment, textureTarget, properties.get( renderTarget.texture ).__webglTexture, 0 );\n\t\t_gl.bindFramebuffer( 36160, null );\n\n\t}\n\n\t// Setup storage for internal depth/stencil buffers and bind to correct framebuffer\n\tfunction setupRenderBufferStorage( renderbuffer, renderTarget, isMultisample ) {\n\n\t\t_gl.bindRenderbuffer( 36161, renderbuffer );\n\n\t\tif ( renderTarget.depthBuffer && ! renderTarget.stencilBuffer ) {\n\n\t\t\tlet glInternalFormat = 33189;\n\n\t\t\tif ( isMultisample ) {\n\n\t\t\t\tconst depthTexture = renderTarget.depthTexture;\n\n\t\t\t\tif ( depthTexture && depthTexture.isDepthTexture ) {\n\n\t\t\t\t\tif ( depthTexture.type === FloatType ) {\n\n\t\t\t\t\t\tglInternalFormat = 36012;\n\n\t\t\t\t\t} else if ( depthTexture.type === UnsignedIntType ) {\n\n\t\t\t\t\t\tglInternalFormat = 33190;\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tconst samples = getRenderTargetSamples( renderTarget );\n\n\t\t\t\t_gl.renderbufferStorageMultisample( 36161, samples, glInternalFormat, renderTarget.width, renderTarget.height );\n\n\t\t\t} else {\n\n\t\t\t\t_gl.renderbufferStorage( 36161, glInternalFormat, renderTarget.width, renderTarget.height );\n\n\t\t\t}\n\n\t\t\t_gl.framebufferRenderbuffer( 36160, 36096, 36161, renderbuffer );\n\n\t\t} else if ( renderTarget.depthBuffer && renderTarget.stencilBuffer ) {\n\n\t\t\tif ( isMultisample ) {\n\n\t\t\t\tconst samples = getRenderTargetSamples( renderTarget );\n\n\t\t\t\t_gl.renderbufferStorageMultisample( 36161, samples, 35056, renderTarget.width, renderTarget.height );\n\n\t\t\t} else {\n\n\t\t\t\t_gl.renderbufferStorage( 36161, 34041, renderTarget.width, renderTarget.height );\n\n\t\t\t}\n\n\n\t\t\t_gl.framebufferRenderbuffer( 36160, 33306, 36161, renderbuffer );\n\n\t\t} else {\n\n\t\t\tconst glFormat = utils.convert( renderTarget.texture.format );\n\t\t\tconst glType = utils.convert( renderTarget.texture.type );\n\t\t\tconst glInternalFormat = getInternalFormat( renderTarget.texture.internalFormat, glFormat, glType );\n\n\t\t\tif ( isMultisample ) {\n\n\t\t\t\tconst samples = getRenderTargetSamples( renderTarget );\n\n\t\t\t\t_gl.renderbufferStorageMultisample( 36161, samples, glInternalFormat, renderTarget.width, renderTarget.height );\n\n\t\t\t} else {\n\n\t\t\t\t_gl.renderbufferStorage( 36161, glInternalFormat, renderTarget.width, renderTarget.height );\n\n\t\t\t}\n\n\t\t}\n\n\t\t_gl.bindRenderbuffer( 36161, null );\n\n\t}\n\n\t// Setup resources for a Depth Texture for a FBO (needs an extension)\n\tfunction setupDepthTexture( framebuffer, renderTarget ) {\n\n\t\tconst isCube = ( renderTarget && renderTarget.isWebGLCubeRen
109derTarget );\n\t\tif ( isCube ) throw new Error( 'Depth Texture with cube render targets is not supported' );\n\n\t\t_gl.bindFramebuffer( 36160, framebuffer );\n\n\t\tif ( ! ( renderTarget.depthTexture && renderTarget.depthTexture.isDepthTexture ) ) {\n\n\t\t\tthrow new Error( 'renderTarget.depthTexture must be an instance of THREE.DepthTexture' );\n\n\t\t}\n\n\t\t// upload an empty depth texture with framebuffer size\n\t\tif ( ! properties.get( renderTarget.depthTexture ).__webglTexture ||\n\t\t\t\trenderTarget.depthTexture.image.width !== renderTarget.width ||\n\t\t\t\trenderTarget.depthTexture.image.height !== renderTarget.height ) {\n\n\t\t\trenderTarget.depthTexture.image.width = renderTarget.width;\n\t\t\trenderTarget.depthTexture.image.height = renderTarget.height;\n\t\t\trenderTarget.depthTexture.needsUpdate = true;\n\n\t\t}\n\n\t\tsetTexture2D( renderTarget.depthTexture, 0 );\n\n\t\tconst webglDepthTexture = properties.get( renderTarget.depthTexture ).__webglTexture;\n\n\t\tif ( renderTarget.depthTexture.format === DepthFormat ) {\n\n\t\t\t_gl.framebufferTexture2D( 36160, 36096, 3553, webglDepthTexture, 0 );\n\n\t\t} else if ( renderTarget.depthTexture.format === DepthStencilFormat ) {\n\n\t\t\t_gl.framebufferTexture2D( 36160, 33306, 3553, webglDepthTexture, 0 );\n\n\t\t} else {\n\n\t\t\tthrow new Error( 'Unknown depthTexture format' );\n\n\t\t}\n\n\t}\n\n\t// Setup GL resources for a non-texture depth buffer\n\tfunction setupDepthRenderbuffer( renderTarget ) {\n\n\t\tconst renderTargetProperties = properties.get( renderTarget );\n\n\t\tconst isCube = ( renderTarget.isWebGLCubeRenderTarget === true );\n\n\t\tif ( renderTarget.depthTexture ) {\n\n\t\t\tif ( isCube ) throw new Error( 'target.depthTexture not supported in Cube render targets' );\n\n\t\t\tsetupDepthTexture( renderTargetProperties.__webglFramebuffer, renderTarget );\n\n\t\t} else {\n\n\t\t\tif ( isCube ) {\n\n\t\t\t\trenderTargetProperties.__webglDepthbuffer = [];\n\n\t\t\t\tfor ( let i = 0; i < 6; i ++ ) {\n\n\t\t\t\t\t_gl.bindFramebuffer( 36160, renderTargetProperties.__webglFramebuffer[ i ] );\n\t\t\t\t\trenderTargetProperties.__webglDepthbuffer[ i ] = _gl.createRenderbuffer();\n\t\t\t\t\tsetupRenderBufferStorage( renderTargetProperties.__webglDepthbuffer[ i ], renderTarget, false );\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\t_gl.bindFramebuffer( 36160, renderTargetProperties.__webglFramebuffer );\n\t\t\t\trenderTargetProperties.__webglDepthbuffer = _gl.createRenderbuffer();\n\t\t\t\tsetupRenderBufferStorage( renderTargetProperties.__webglDepthbuffer, renderTarget, false );\n\n\t\t\t}\n\n\t\t}\n\n\t\t_gl.bindFramebuffer( 36160, null );\n\n\t}\n\n\t// Set up GL resources for the render target\n\tfunction setupRenderTarget( renderTarget ) {\n\n\t\tconst renderTargetProperties = properties.get( renderTarget );\n\t\tconst textureProperties = properties.get( renderTarget.texture );\n\n\t\trenderTarget.addEventListener( 'dispose', onRenderTargetDispose );\n\n\t\ttextureProperties.__webglTexture = _gl.createTexture();\n\n\t\tinfo.memory.textures ++;\n\n\t\tconst isCube = ( renderTarget.isWebGLCubeRenderTarget === true );\n\t\tconst isMultisample = ( renderTarget.isWebGLMultisampleRenderTarget === true );\n\t\tconst supportsMips = isPowerOfTwo( renderTarget ) || isWebGL2;\n\n\t\t// Handles WebGL2 RGBFormat fallback - #18858\n\n\t\tif ( isWebGL2 && renderTarget.texture.format === RGBFormat && ( renderTarget.texture.type === FloatType || renderTarget.texture.type === HalfFloatType ) ) {\n\n\t\t\trenderTarget.texture.format = RGBAFormat;\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.' );\n\n\t\t}\n\n\t\t// Setup framebuffer\n\n\t\tif ( isCube ) {\n\n\t\t\trenderTargetProperties.__webglFramebuffer = [];\n\n\t\t\tfor ( let i = 0; i < 6; i ++ ) {\n\n\t\t\t\trenderTargetProperties.__webglFramebuffer[ i ] = _gl.createFramebuffer();\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\trenderTargetProperties.__webglFramebuffer = _gl.createFramebuffer();\n\n\t\t\tif ( isMultisample ) {\n\n\t\t\t\tif ( isWebGL2 ) {\n\n\t\t\t\t\trenderTargetProperties.__webglMultisampledFramebuffer = _gl.createFramebuffer();
109\n\t\t\t\t\trenderTargetProperties.__webglColorRenderbuffer = _gl.createRenderbuffer();\n\n\t\t\t\t\t_gl.bindRenderbuffer( 36161, renderTargetProperties.__webglColorRenderbuffer );\n\n\t\t\t\t\tconst glFormat = utils.convert( renderTarget.texture.format );\n\t\t\t\t\tconst glType = utils.convert( renderTarget.texture.type );\n\t\t\t\t\tconst glInternalFormat = getInternalFormat( renderTarget.texture.internalFormat, glFormat, glType );\n\t\t\t\t\tconst samples = getRenderTargetSamples( renderTarget );\n\t\t\t\t\t_gl.renderbufferStorageMultisample( 36161, samples, glInternalFormat, renderTarget.width, renderTarget.height );\n\n\t\t\t\t\t_gl.bindFramebuffer( 36160, renderTargetProperties.__webglMultisampledFramebuffer );\n\t\t\t\t\t_gl.framebufferRenderbuffer( 36160, 36064, 36161, renderTargetProperties.__webglColorRenderbuffer );\n\t\t\t\t\t_gl.bindRenderbuffer( 36161, null );\n\n\t\t\t\t\tif ( renderTarget.depthBuffer ) {\n\n\t\t\t\t\t\trenderTargetProperties.__webglDepthRenderbuffer = _gl.createRenderbuffer();\n\t\t\t\t\t\tsetupRenderBufferStorage( renderTargetProperties.__webglDepthRenderbuffer, renderTarget, true );\n\n\t\t\t\t\t}\n\n\t\t\t\t\t_gl.bindFramebuffer( 36160, null );\n\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.' );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\t// Setup color buffer\n\n\t\tif ( isCube ) {\n\n\t\t\tstate.bindTexture( 34067, textureProperties.__webglTexture );\n\t\t\tsetTextureParameters( 34067, renderTarget.texture, supportsMips );\n\n\t\t\tfor ( let i = 0; i < 6; i ++ ) {\n\n\t\t\t\tsetupFrameBufferTexture( renderTargetProperties.__webglFramebuffer[ i ], renderTarget, 36064, 34069 + i );\n\n\t\t\t}\n\n\t\t\tif ( textureNeedsGenerateMipmaps( renderTarget.texture, supportsMips ) ) {\n\n\t\t\t\tgenerateMipmap( 34067, renderTarget.texture, renderTarget.width, renderTarget.height );\n\n\t\t\t}\n\n\t\t\tstate.bindTexture( 34067, null );\n\n\t\t} else {\n\n\t\t\tstate.bindTexture( 3553, textureProperties.__webglTexture );\n\t\t\tsetTextureParameters( 3553, renderTarget.texture, supportsMips );\n\t\t\tsetupFrameBufferTexture( renderTargetProperties.__webglFramebuffer, renderTarget, 36064, 3553 );\n\n\t\t\tif ( textureNeedsGenerateMipmaps( renderTarget.texture, supportsMips ) ) {\n\n\t\t\t\tgenerateMipmap( 3553, renderTarget.texture, renderTarget.width, renderTarget.height );\n\n\t\t\t}\n\n\t\t\tstate.bindTexture( 3553, null );\n\n\t\t}\n\n\t\t// Setup depth and stencil buffers\n\n\t\tif ( renderTarget.depthBuffer ) {\n\n\t\t\tsetupDepthRenderbuffer( renderTarget );\n\n\t\t}\n\n\t}\n\n\tfunction updateRenderTargetMipmap( renderTarget ) {\n\n\t\tconst texture = renderTarget.texture;\n\t\tconst supportsMips = isPowerOfTwo( renderTarget ) || isWebGL2;\n\n\t\tif ( textureNeedsGenerateMipmaps( texture, supportsMips ) ) {\n\n\t\t\tconst target = renderTarget.isWebGLCubeRenderTarget ? 34067 : 3553;\n\t\t\tconst webglTexture = properties.get( texture ).__webglTexture;\n\n\t\t\tstate.bindTexture( target, webglTexture );\n\t\t\tgenerateMipmap( target, texture, renderTarget.width, renderTarget.height );\n\t\t\tstate.bindTexture( target, null );\n\n\t\t}\n\n\t}\n\n\tfunction updateMultisampleRenderTarget( renderTarget ) {\n\n\t\tif ( renderTarget.isWebGLMultisampleRenderTarget ) {\n\n\t\t\tif ( isWebGL2 ) {\n\n\t\t\t\tconst renderTargetProperties = properties.get( renderTarget );\n\n\t\t\t\t_gl.bindFramebuffer( 36008, renderTargetProperties.__webglMultisampledFramebuffer );\n\t\t\t\t_gl.bindFramebuffer( 36009, renderTargetProperties.__webglFramebuffer );\n\n\t\t\t\tconst width = renderTarget.width;\n\t\t\t\tconst height = renderTarget.height;\n\t\t\t\tlet mask = 16384;\n\n\t\t\t\tif ( renderTarget.depthBuffer ) mask |= 256;\n\t\t\t\tif ( renderTarget.stencilBuffer ) mask |= 1024;\n\n\t\t\t\t_gl.blitFramebuffer( 0, 0, width, height, 0, 0, width, height, mask, 9728 );\n\n\t\t\t\t_gl.bindFramebuffer( 36160, renderTargetProperties.__webglMultisampledFramebuffer ); // see #18905\n\n\t\t\t} else {\n\n\t\t\t\tconsole.warn( 'THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.' );\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\tfunction getRenderTargetSamples( renderTarget ) {\n\n\t\treturn ( isWebGL2 && renderTarget.isWebGLMultisampleRenderTarget ) ?\n\t\t\tMath.min( maxSamples, renderTarget.samples ) : 0;\n\n\t}\n\n\tfunction updateVideoTexture( texture ) {\n\n\t\tconst frame = info.render.frame;\n\n\t\t// Check the last frame we updated the VideoTexture\n\n\t\tif ( _videoTextures.get( texture ) !== frame ) {\n\n\t\t\t_videoTextures.set( texture, frame );
109\n\t\t\ttexture.update();\n\n\t\t}\n\n\t}\n\n\t// backwards compatibility\n\n\tlet warnedTexture2D = false;\n\tlet warnedTextureCube = false;\n\n\tfunction safeSetTexture2D( texture, slot ) {\n\n\t\tif ( texture && texture.isWebGLRenderTarget ) {\n\n\t\t\tif ( warnedTexture2D === false ) {\n\n\t\t\t\tconsole.warn( \"THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead.\" );\n\t\t\t\twarnedTexture2D = true;\n\n\t\t\t}\n\n\t\t\ttexture = texture.texture;\n\n\t\t}\n\n\t\tsetTexture2D( texture, slot );\n\n\t}\n\n\tfunction safeSetTextureCube( texture, slot ) {\n\n\t\tif ( texture && texture.isWebGLCubeRenderTarget ) {\n\n\t\t\tif ( warnedTextureCube === false ) {\n\n\t\t\t\tconsole.warn( \"THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. Use their .texture property instead.\" );\n\t\t\t\twarnedTextureCube = true;\n\n\t\t\t}\n\n\t\t\ttexture = texture.texture;\n\n\t\t}\n\n\t\t// currently relying on the fact that WebGLCubeRenderTarget.texture is a Texture and NOT a CubeTexture\n\t\t// TODO: unify these code paths\n\t\tif ( ( texture && texture.isCubeTexture ) ||\n\t\t\t( Array.isArray( texture.image ) && texture.image.length === 6 ) ) {\n\n\t\t\t// CompressedTexture can have Array in image :/\n\n\t\t\t// this function alone should take care of cube textures\n\t\t\tsetTextureCube( texture, slot );\n\n\t\t} else {\n\n\t\t\t// assumed: texture property of THREE.WebGLCubeRenderTarget\n\t\t\tsetTextureCubeDynamic( texture, slot );\n\n\t\t}\n\n\t}\n\n\t//\n\n\tthis.allocateTextureUnit = allocateTextureUnit;\n\tthis.resetTextureUnits = resetTextureUnits;\n\n\tthis.setTexture2D = setTexture2D;\n\tthis.setTexture2DArray = setTexture2DArray;\n\tthis.setTexture3D = setTexture3D;\n\tthis.setTextureCube = setTextureCube;\n\tthis.setTextureCubeDynamic = setTextureCubeDynamic;\n\tthis.setupRenderTarget = setupRenderTarget;\n\tthis.updateRenderTargetMipmap = updateRenderTargetMipmap;\n\tthis.updateMultisampleRenderTarget = updateMultisampleRenderTarget;\n\n\tthis.safeSetTexture2D = safeSetTexture2D;\n\tthis.safeSetTextureCube = safeSetTextureCube;\n\n}\n\nfunction WebGLUtils( gl, extensions, capabilities ) {\n\n\tconst isWebGL2 = capabilities.isWebGL2;\n\n\tfunction convert( p ) {\n\n\t\tlet extension;\n\n\t\tif ( p === UnsignedByteType ) return 5121;\n\t\tif ( p === UnsignedShort4444Type ) return 32819;\n\t\tif ( p === UnsignedShort5551Type ) return 32820;\n\t\tif ( p === UnsignedShort565Type ) return 33635;\n\n\t\tif ( p === ByteType ) return 5120;\n\t\tif ( p === ShortType ) return 5122;\n\t\tif ( p === UnsignedShortType ) return 5123;\n\t\tif ( p === IntType ) return 5124;\n\t\tif ( p === UnsignedIntType ) return 5125;\n\t\tif ( p === FloatType ) return 5126;\n\n\t\tif ( p === HalfFloatType ) {\n\n\t\t\tif ( isWebGL2 ) return 5131;\n\n\t\t\textension = extensions.get( 'OES_texture_half_float' );\n\n\t\t\tif ( extension !== null ) {\n\n\t\t\t\treturn extension.HALF_FLOAT_OES;\n\n\t\t\t} else {\n\n\t\t\t\treturn null;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( p === AlphaFormat ) return 6406;\n\t\tif ( p === RGBFormat ) return 6407;\n\t\tif ( p === RGBAFormat ) return 6408;\n\t\tif ( p === LuminanceFormat ) return 6409;\n\t\tif ( p === LuminanceAlphaFormat ) return 6410;\n\t\tif ( p === DepthFormat ) return 6402;\n\t\tif ( p === DepthStencilFormat ) return 34041;\n\t\tif ( p === RedFormat ) return 6403;\n\n\t\t// WebGL2 formats.\n\n\t\tif ( p === RedIntegerFormat ) return 36244;\n\t\tif ( p === RGFormat ) return 33319;\n\t\tif ( p === RGIntegerFormat ) return 33320;\n\t\tif ( p === RGBIntegerFormat ) return 36248;\n\t\tif ( p === RGBAIntegerFormat ) return 36249;\n\n\t\tif ( p === RGB_S3TC_DXT1_Format || p === RGBA_S3TC_DXT1_Format ||\n\t\t\tp === RGBA_S3TC_DXT3_Format || p === RGBA_S3TC_DXT5_Format ) {\n\n\t\t\textension = extensions.get( 'WEBGL_compressed_texture_s3tc' );\n\n\t\t\tif ( extension !== null ) {\n\n\t\t\t\tif ( p === RGB_S3TC_DXT1_Format ) return extension.COMPRESSED_RGB_S3TC_DXT1_EXT;\n\t\t\t\tif ( p === RGBA_S3TC_DXT1_Format ) return extension.COMPRESSED_RGBA_S3TC_DXT1_EXT;\n\t\t\t\tif ( p === RGBA_S3TC_DXT3_Format ) return extension.COMPRESSED_RGBA_S3TC_DXT3_EXT;\n\t\t\t\tif ( p === RGBA_S3TC_DXT5_Format ) return extension.COMPRESSED_RGBA_S3TC_DXT5_EXT;\n\n\t\t\t} else {\n\n\t\t\t\treturn null;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( p === RGB_PVRTC_4BPPV1_Format || p === RGB_PVRTC_2BPPV1_Format ||\n\t\t\tp === RGBA_PVRTC_4BPPV1_Format || p === RGBA_PVRTC_2BPPV1_Format ) {\n\n\t\t\textension = extensions.get( 'WEBGL_compressed_texture_pvrtc' );\n\n\t\t\tif ( extension !== null ) {\n\n\t\t\t\tif ( p === RGB_PVRTC_4BPPV1_Format ) return extension.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;\n\t\t\t\tif ( p === RGB_PVRTC_2BPPV1_Format ) return extension.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;\n\t\t\t\tif ( p === RGBA_PVRTC_4BPPV1_Format ) return extension.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;\n\t\t\t\tif ( p === RGBA_PVRTC_2BPPV1_Format ) return extension.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG;\n\n\t\t\t} else {\n\n\t\t\t\treturn null;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( p === RGB_ETC1_Format ) {\n\n\t\t\textension = extensions.get( 'WEBGL_compressed_texture_etc1' );\n\n\t\t\tif ( extension !== null ) {\n\n\t\t\t\treturn extension.COMPRESSED_RGB_ETC1_WEBGL;\n\n\t\t\t} else {\n\n\t\t\t\treturn null;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( p === RGB_ETC2_Format || p === RGBA_ETC2_EAC_Format ) {\n\n\t\t\textension = extensions.get( 'WEBGL_compressed_texture_etc' );\n\n\t\t\tif ( extension !== null ) {\n\n\t\t\t\tif ( p === RGB_ETC2_Format ) return extension.COMPRESSED_RGB8_ETC2;\n\t\t\t\tif ( p === RGBA_ETC2_EAC_Format ) return extension.COMPRESSED_RGBA8_ETC2_EAC;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( p === RGBA_ASTC_4x4_Format || p === RGBA_ASTC_5x4_Format || p === RGBA_ASTC_5x5_Format ||\n\t\t\tp === RGBA_ASTC_6x5_Format || p === RGBA_ASTC_6x6_Format || p === RGBA_ASTC_8x5_Format ||\n\t\t\tp === RGBA_ASTC_8x6_Format || p === RGBA_ASTC_8x8_Format || p === RGBA_ASTC_10x5_Format ||\n\t\t\tp === RGBA_ASTC_10x6_Format || p === RGBA_ASTC_10x8_Format || p === RGBA_ASTC_10x10_Format ||\n\t\t\tp === RGBA_ASTC_12x10_Format || p === RGBA_ASTC_12x12_Format ||\n\t\t\tp === SRGB8_ALPHA8_ASTC_4x4_Format || p === SRGB8_ALPHA8_ASTC_5x4_Format || p === SRGB8_ALPHA8_ASTC_5x5_Format ||\n\t\t\tp === SRGB8_ALPHA8_ASTC_6x5_Format || p === SRGB8_ALPHA8_ASTC_6x6_Format || p === SRGB8_ALPHA8_ASTC_8x5_Format ||\n\t\t\tp === SRGB8_ALPHA8_ASTC_8x6_Format || p === SRGB8_ALPHA8_ASTC_8x8_Format || p === SRGB8_ALPHA8_ASTC_10x5_Format ||\n\t\t\tp === SRGB8_ALPHA8_ASTC_10x6_Format || p === SRGB8_ALPHA8_ASTC_10x8_Format || p === SRGB8_ALPHA8_ASTC_10x10_Format ||\n\t\t\tp === SRGB8_ALPHA8_ASTC_12x10_Format || p === SRGB8_ALPHA8_ASTC_12x12_Format ) {\n\n\t\t\textension = extensions.get( 'WEBGL_compressed_texture_astc' );\n\n\t\t\tif ( extension !== null ) {\n\n\t\t\t\t// TODO Complete?\n\n\t\t\t\treturn p;\n\n\t\t\t} else {\n\n\t\t\t\treturn null;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( p === RGBA_BPTC_Format ) {\n\n\t\t\textension = extensions.get( 'EXT_texture_compression_bptc' );\n\n\t\t\tif ( extension !== null ) {\n\n\t\t\t\t// TODO Complete?\n\n\t\t\t\treturn p;\n\n\t\t\t} else {\n\n\t\t\t\treturn null;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( p === UnsignedInt248Type ) {\n\n\t\t\tif ( isWebGL2 ) return 34042;\n\n\t\t\textension = extensions.get( 'WEBGL_depth_texture' );\n\n\t\t\tif ( extension !== null ) {\n\n\t\t\t\treturn extension.UNSIGNED_INT_24_8_WEBGL;\n\n\t\t\t} else {\n\n\t\t\t\treturn null;\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\treturn { convert: convert };\n\n}\n\nfunction ArrayCamera( array ) {\n\n\tPerspectiveCamera.call( this );\n\n\tthis.cameras = array || [];\n\n}\n\nArrayCamera.prototype = Object.assign( Object.create( PerspectiveCamera.prototype ), {\n\n\tconstructor: ArrayCamera,\n\n\tisArrayCamera: true\n\n} );
109\n\nfunction Group() {\n\n\tObject3D.call( this );\n\n\tthis.type = 'Group';\n\n}\n\nGroup.prototype = Object.assign( Object.create( Object3D.prototype ), {\n\n\tconstructor: Group,\n\n\tisGroup: true\n\n} );\n\nfunction WebXRController() {\n\n\tthis._targetRay = null;\n\tthis._grip = null;\n\tthis._hand = null;\n\n}\n\nObject.assign( WebXRController.prototype, {\n\n\tconstructor: WebXRController,\n\n\tgetHandSpace: function () {\n\n\t\tif ( this._hand === null ) {\n\n\t\t\tthis._hand = new Group();\n\t\t\tthis._hand.matrixAutoUpdate = false;\n\t\t\tthis._hand.visible = false;\n\n\t\t\tthis._hand.joints = [];\n\t\t\tthis._hand.inputState = { pinching: false };\n\n\t\t\tif ( window.XRHand ) {\n\n\t\t\t\tfor ( let i = 0; i <= window.XRHand.LITTLE_PHALANX_TIP; i ++ ) {\n\n\t\t\t\t\t// The transform of this joint will be updated with the joint pose on each frame\n\t\t\t\t\tlet joint = new Group();\n\t\t\t\t\tjoint.matrixAutoUpdate = false;\n\t\t\t\t\tjoint.visible = false;\n\t\t\t\t\tthis._hand.joints.push( joint );\n\t\t\t\t\t// ??\n\t\t\t\t\tthis._hand.add( joint );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn this._hand;\n\n\t},\n\n\tgetTargetRaySpace: function () {\n\n\t\tif ( this._targetRay === null ) {\n\n\t\t\tthis._targetRay = new Group();\n\t\t\tthis._targetRay.matrixAutoUpdate = false;\n\t\t\tthis._targetRay.visible = false;\n\n\t\t}\n\n\t\treturn this._targetRay;\n\n\t},\n\n\tgetGripSpace: function () {\n\n\t\tif ( this._grip === null ) {\n\n\t\t\tthis._grip = new Group();\n\t\t\tthis._grip.matrixAutoUpdate = false;\n\t\t\tthis._grip.visible = false;\n\n\t\t}\n\n\t\treturn this._grip;\n\n\t},\n\n\tdispatchEvent: function ( event ) {\n\n\t\tif ( this._targetRay !== null ) {\n\n\t\t\tthis._targetRay.dispatchEvent( event );\n\n\t\t}\n\n\t\tif ( this._grip !== null ) {\n\n\t\t\tthis._grip.dispatchEvent( event );\n\n\t\t}\n\n\t\tif ( this._hand !== null ) {\n\n\t\t\tthis._hand.dispatchEvent( event );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tdisconnect: function ( inputSource ) {\n\n\t\tthis.dispatchEvent( { type: 'disconnected', data: inputSource } );\n\n\t\tif ( this._targetRay !== null ) {\n\n\t\t\tthis._targetRay.visible = false;\n\n\t\t}\n\n\t\tif ( this._grip !== null ) {\n\n\t\t\tthis._grip.visible = false;\n\n\t\t}\n\n\t\tif ( this._hand !== null ) {\n\n\t\t\tthis._hand.visible = false;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tupdate: function ( inputSource, frame, referenceSpace ) {\n\n\t\tlet inputPose = null;\n\t\tlet gripPose = null;\n\t\tlet handPose = null;\n\n\t\tconst targetRay = this._targetRay;\n\t\tconst grip = this._grip;\n\t\tconst hand = this._hand;\n\n\t\tif ( inputSource ) {\n\n\t\t\tif ( inputSource.hand ) {\n\n\t\t\t\thandPose = true;\n\n\t\t\t\tfor ( let i = 0; i <= window.XRHand.LITTLE_PHALANX_TIP; i ++ ) {\n\n\t\t\t\t\tif ( inputSource.hand[ i ] ) {\n\n\t\t\t\t\t\t// Update the joints groups with the XRJoint poses\n\t\t\t\t\t\tlet jointPose = frame.getJointPose( inputSource.hand[ i ], referenceSpace );\n\t\t\t\t\t\tconst joint = hand.joints[ i ];\n\n\t\t\t\t\t\tif ( jointPose !== null ) {\n\n\t\t\t\t\t\t\tjoint.matrix.fromArray( jointPose.transform.matrix );\n\t\t\t\t\t\t\tjoint.matrix.decompose( joint.position, joint.rotation, joint.scale );\n\t\t\t\t\t\t\tjoint.jointRadius = jointPose.radius;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tjoint.visible = jointPose !== null;\n\n\t\t\t\t\t\t// Custom events\n\n\t\t\t\t\t\t// Check pinch\n\t\t\t\t\t\tconst indexTip = hand.joints[ window.XRHand.INDEX_PHALANX_TIP ];\n\t\t\t\t\t\tconst thumbTip = hand.joints[ window.XRHand.THUMB_PHALANX_TIP ];\n\t\t\t\t\t\tconst distance = indexTip.position.distanceTo( thumbTip.position );\n\n\t\t\t\t\t\tconst distanceToPinch = 0.02;\n\t\t\t\t\t\tconst threshold = 0.005;\n\n\t\t\t\t\t\tif ( hand.inputState.pinching && distance > distanceToPinch + threshold ) {\n\n\t\t\t\t\t\t\thand.inputState.pinching = false;\n\t\t\t\t\t\t\tthis.dispatchEvent( {\n\t\t\t\t\t\t\t\ttype: \"pinchend\",\n\t\t\t\t\t\t\t\thandedness: inputSource.handedness,\n\t\t\t\t\t\t\t\ttarget: this\n\t\t\t\t\t\t\t} );\n\n\t\t\t\t\t\t} else if ( ! hand.inputState.pinching && distance <= distanceToPinch - threshold ) {\n\n\t\t\t\t\t\t\thand.inputState.pinching = true;\n\t\t\t\t\t\t\tthis.dispatchEvent( {\n\t\t\t\t\t\t\t\ttype: \"pinchstart\",\n\t\t\t\t\t\t\t\thandedness: inputSource.handedness,\n\t\t\t\t\t\t\t\ttarget: this\n\t\t\t\t\t\t\t} );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\tif ( targetRay !== null ) {\n\n\t\t\t\t\tinputPose = frame.getPose( inputSource.targetRaySpace, referenceSpace );\n\n\t\t\t\t\tif ( inputPose !== null ) {\n\n\t\t\t\t\t\ttargetRay.matrix.fromArray( inputPose.transform.matrix );\n\t\t\t\t\t\ttargetRay.matrix.decompose( targetRay.position, targetRay.rotation, targetRay.scale );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tif ( grip !== null && inputSource.gripSpace ) {\n\n\t\t\t\t\tgripPose = frame.getPose( inputSource.gripSpace, referenceSpace );\n\n\t\t\t\t\tif ( gripPose !== null ) {\n\n\t\t\t\t\t\tgrip.matrix.fromArray( gripPose.transform.matrix );\n\t\t\t\t\t\tgrip.matrix.decompose( grip.position, grip.rotation, grip.scale );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( targetRay !== null ) {\n\n\t\t\ttargetRay.visible = ( inputPose !== null );\n\n\t\t}\n\n\t\tif ( grip !== null ) {\n\n\t\t\tgrip.visible = ( gripPose !== null );\n\n\t\t}\n\n\t\tif ( hand !== null ) {\n\n\t\t\thand.visible = ( handPose !== null );\n\n\t\t}\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction WebXRManager( renderer, gl ) {\n\n\tconst scope = this;\n\n\tlet session = null;\n\n\tlet framebufferScaleFactor = 1.0;\n\n\tlet referenceSpace = null;\n\tlet referenceSpaceType = 'local-floor';\n\n\tlet pose = null;\n\n\tconst controllers = [];\n\tconst inputSourcesMap = new Map();\n\n\t//\n\n\tconst cameraL = new PerspectiveCamera();\n\tcameraL.layers.enable( 1 );\n\tcameraL.viewport = new Vector4();\n\n\tconst cameraR = new PerspectiveCamera();\n\tcameraR.layers.enable( 2 );\n\tcameraR.viewport = new Vector4();\n\n\tconst cameras = [ cameraL, cameraR ];\n\n\tconst cameraVR = new ArrayCamera();\n\tcameraVR.layers.enable( 1 );\n\tcameraVR.layers.enable( 2 );\n\n\tlet _currentDepthNear = null;\n\tlet _currentDepthFar = null;\n\n\t//\n\n\tthis.enabled = false;\n\n\tthis.isPresenting = false;\n\n\tthis.getController = function ( index ) {\n\n\t\tlet controller = controllers[ index ];\n\n\t\tif ( controller === undefined ) {\n\n\t\t\tcontroller = new WebXRController();\n\t\t\tcontrollers[ index ] = controller;\n\n\t\t}\n\n\t\treturn controller.getTargetRaySpace();\n\n\t};\n\n\tthis.getControllerGrip = function ( index ) {\n\n\t\tlet controller = controllers[ index ];\n\n\t\tif ( controller === undefined ) {\n\n\t\t\tcontroller = new WebXRController();\n\t\t\tcontrollers[ index ] = controller;\n\n\t\t}\n\n\t\treturn controller.getGripSpace();\n\n\t};\n\n\tthis.getHand = function ( index ) {\n\n\t\tlet controller = controllers[ index ];\n\n\t\tif ( controller === undefined ) {\n\n\t\t\tcontroller = new WebXRController();\n\t\t\tcontrollers[ index ] = controller;\n\n\t\t}\n\n\t\treturn controller.getHandSpace();\n\n\t};\n\n\t//\n\n\tfunction onSessionEvent( event ) {\n\n\t\tconst controller = inputSourcesMap.get( event.inputSource );\n\n\t\tif ( controller ) {\n\n\t\t\tcontroller.dispatchEvent( { type: event.type } );\n\n\t\t}\n\n\t}
109\n\n\tfunction onSessionEnd() {\n\n\t\tinputSourcesMap.forEach( function ( controller, inputSource ) {\n\n\t\t\tcontroller.disconnect( inputSource );\n\n\t\t} );\n\n\t\tinputSourcesMap.clear();\n\n\t\t//\n\n\t\trenderer.setFramebuffer( null );\n\t\trenderer.setRenderTarget( renderer.getRenderTarget() ); // Hack #15830\n\t\tanimation.stop();\n\n\t\tscope.isPresenting = false;\n\n\t\tscope.dispatchEvent( { type: 'sessionend' } );\n\n\t}\n\n\tfunction onRequestReferenceSpace( value ) {\n\n\t\treferenceSpace = value;\n\n\t\tanimation.setContext( session );\n\t\tanimation.start();\n\n\t\tscope.isPresenting = true;\n\n\t\tscope.dispatchEvent( { type: 'sessionstart' } );\n\n\t}\n\n\tthis.setFramebufferScaleFactor = function ( value ) {\n\n\t\tframebufferScaleFactor = value;\n\n\t\tif ( scope.isPresenting === true ) {\n\n\t\t\tconsole.warn( 'THREE.WebXRManager: Cannot change framebuffer scale while presenting.' );\n\n\t\t}\n\n\t};\n\n\tthis.setReferenceSpaceType = function ( value ) {\n\n\t\treferenceSpaceType = value;\n\n\t\tif ( scope.isPresenting === true ) {\n\n\t\t\tconsole.warn( 'THREE.WebXRManager: Cannot change reference space type while presenting.' );\n\n\t\t}\n\n\t};\n\n\tthis.getReferenceSpace = function () {\n\n\t\treturn referenceSpace;\n\n\t};\n\n\tthis.getSession = function () {\n\n\t\treturn session;\n\n\t};\n\n\tthis.setSession = function ( value ) {\n\n\t\tsession = value;\n\n\t\tif ( session !== null ) {\n\n\t\t\tsession.addEventListener( 'select', onSessionEvent );\n\t\t\tsession.addEventListener( 'selectstart', onSessionEvent );\n\t\t\tsession.addEventListener( 'selectend', onSessionEvent );\n\t\t\tsession.addEventListener( 'squeeze', onSessionEvent );\n\t\t\tsession.addEventListener( 'squeezestart', onSessionEvent );\n\t\t\tsession.addEventListener( 'squeezeend', onSessionEvent );\n\t\t\tsession.addEventListener( 'end', onSessionEnd );\n\n\t\t\tconst attributes = gl.getContextAttributes();\n\n\t\t\tif ( attributes.xrCompatible !== true ) {\n\n\t\t\t\tgl.makeXRCompatible();\n\n\t\t\t}\n\n\t\t\tconst layerInit = {\n\t\t\t\tantialias: attributes.antialias,\n\t\t\t\talpha: attributes.alpha,\n\t\t\t\tdepth: attributes.depth,\n\t\t\t\tstencil: attributes.stencil,\n\t\t\t\tframebufferScaleFactor: framebufferScaleFactor\n\t\t\t};\n\n\t\t\t// eslint-disable-next-line no-undef\n\t\t\tconst baseLayer = new XRWebGLLayer( session, gl, layerInit );\n\n\t\t\tsession.updateRenderState( { baseLayer: baseLayer } );\n\n\t\t\tsession.requestReferenceSpace( referenceSpaceType ).then( onRequestReferenceSpace );\n\n\t\t\t//\n\n\t\t\tsession.addEventListener( 'inputsourceschange', updateInputSources );\n\n\t\t}\n\n\t};\n\n\tfunction updateInputSources( event ) {\n\n\t\tconst inputSources = session.inputSources;\n\n\t\t// Assign inputSources to available controllers\n\n\t\tfor ( let i = 0; i < controllers.length; i ++ ) {\n\n\t\t\tinputSourcesMap.set( inputSources[ i ], controllers[ i ] );\n\n\t\t}\n\n\t\t// Notify disconnected\n\n\t\tfor ( let i = 0; i < event.removed.length; i ++ ) {\n\n\t\t\tconst inputSource = event.removed[ i ];\n\t\t\tconst controller = inputSourcesMap.get( inputSource );\n\n\t\t\tif ( controller ) {\n\n\t\t\t\tcontroller.dispatchEvent( { type: 'disconnected', data: inputSource } );\n\t\t\t\tinputSourcesMap.delete( inputSource );\n\n\t\t\t}\n\n\t\t}\n\n\t\t// Notify connected\n\n\t\tfor ( let i = 0; i < event.added.length; i ++ ) {\n\n\t\t\tconst inputSource = event.added[ i ];\n\t\t\tconst controller = inputSourcesMap.get( inputSource );\n\n\t\t\tif ( controller ) {\n\n\t\t\t\tcontroller.dispatchEvent( { type: 'connected', data: inputSource } );\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\t//\n\n\tconst cameraLPos = new Vector3();\n\tconst cameraRPos = new Vector3();\n\n\t/**\n\t * Assumes 2 cameras that are parallel and share an X-axis, and that\n\t * the cameras' projection and world matrices have already been set.\n\t * And that near and far planes are identical for both cameras.\n\t * Visualization of this technique: https://computergraphics.stackexchange.com/a/4765\n\t */\n\tfunction setProjectionFromUnion( camera, cameraL, cameraR ) {\n\n\t\tcameraLPos.setFromMatrixPosition( cameraL.matrixWorld );\n\t\tcameraRPos.setFromMatrixPosition( cameraR.matrixWorld );\n\n\t\tconst ipd = cameraLPos.distanceTo( cameraRPos );\n\n\t\tconst projL = cameraL.projectionMatrix.elements;\n\t\tconst projR = cameraR.projectionMatrix.elements;\n\n\t\t// VR systems will have identical far and near planes, and\n\t\t// most likely identical top and bottom frustum extents.\n\t\t// Use the left camera for these values.\
109n\t\tconst near = projL[ 14 ] / ( projL[ 10 ] - 1 );\n\t\tconst far = projL[ 14 ] / ( projL[ 10 ] + 1 );\n\t\tconst topFov = ( projL[ 9 ] + 1 ) / projL[ 5 ];\n\t\tconst bottomFov = ( projL[ 9 ] - 1 ) / projL[ 5 ];\n\n\t\tconst leftFov = ( projL[ 8 ] - 1 ) / projL[ 0 ];\n\t\tconst rightFov = ( projR[ 8 ] + 1 ) / projR[ 0 ];\n\t\tconst left = near * leftFov;\n\t\tconst right = near * rightFov;\n\n\t\t// Calculate the new camera's position offset from the\n\t\t// left camera. xOffset should be roughly half `ipd`.\n\t\tconst zOffset = ipd / ( - leftFov + rightFov );\n\t\tconst xOffset = zOffset * - leftFov;\n\n\t\t// TODO: Better way to apply this offset?\n\t\tcameraL.matrixWorld.decompose( camera.position, camera.quaternion, camera.scale );\n\t\tcamera.translateX( xOffset );\n\t\tcamera.translateZ( zOffset );\n\t\tcamera.matrixWorld.compose( camera.position, camera.quaternion, camera.scale );\n\t\tcamera.matrixWorldInverse.getInverse( camera.matrixWorld );\n\n\t\t// Find the union of the frustum values of the cameras and scale\n\t\t// the values so that the near plane's position does not change in world space,\n\t\t// although must now be relative to the new union camera.\n\t\tconst near2 = near + zOffset;\n\t\tconst far2 = far + zOffset;\n\t\tconst left2 = left - xOffset;\n\t\tconst right2 = right + ( ipd - xOffset );\n\t\tconst top2 = topFov * far / far2 * near2;\n\t\tconst bottom2 = bottomFov * far / far2 * near2;\n\n\t\tcamera.projectionMatrix.makePerspective( left2, right2, top2, bottom2, near2, far2 );\n\n\t}\n\n\tfunction updateCamera( camera, parent ) {\n\n\t\tif ( parent === null ) {\n\n\t\t\tcamera.matrixWorld.copy( camera.matrix );\n\n\t\t} else {\n\n\t\t\tcamera.matrixWorld.multiplyMatrices( parent.matrixWorld, camera.matrix );\n\n\t\t}\n\n\t\tcamera.matrixWorldInverse.getInverse( camera.matrixWorld );\n\n\t}\n\n\tthis.getCamera = function ( camera ) {\n\n\t\tcameraVR.near = cameraR.near = cameraL.near = camera.near;\n\t\tcameraVR.far = cameraR.far = cameraL.far = camera.far;\n\n\t\tif ( _currentDepthNear !== cameraVR.near || _currentDepthFar !== cameraVR.far ) {\n\n\t\t\t// Note that the new renderState won't apply until the next frame. See #18320\n\n\t\t\tsession.updateRenderState( {\n\t\t\t\tdepthNear: cameraVR.near,\n\t\t\t\tdepthFar: cameraVR.far\n\t\t\t} );\n\n\t\t\t_currentDepthNear = cameraVR.near;\n\t\t\t_currentDepthFar = cameraVR.far;\n\n\t\t}\n\n\t\tconst parent = camera.parent;\n\t\tconst cameras = cameraVR.cameras;\n\n\t\tupdateCamera( cameraVR, parent );\n\n\t\tfor ( let i = 0; i < cameras.length; i ++ ) {\n\n\t\t\tupdateCamera( cameras[ i ], parent );\n\n\t\t}\n\n\t\t// update camera and its children\n\n\t\tcamera.matrixWorld.copy( cameraVR.matrixWorld );\n\n\t\tconst children = camera.children;\n\n\t\tfor ( let i = 0, l = children.length; i < l; i ++ ) {\n\n\t\t\tchildren[ i ].updateMatrixWorld( true );\n\n\t\t}\n\n\t\t// update projection matrix for proper view frustum culling\n\n\t\tif ( cameras.length === 2 ) {\n\n\t\t\tsetProjectionFromUnion( cameraVR, cameraL, cameraR );\n\n\t\t} else {\n\n\t\t\t// assume single camera setup (AR)\n\n\t\t\tcameraVR.projectionMatrix.copy( cameraL.projectionMatrix );\n\n\t\t}\n\n\t\treturn cameraVR;\n\n\t};\n\n\t// Animation Loop\n\n\tlet onAnimationFrameCallback = null;\n\n\tfunction onAnimationFrame( time, frame ) {\n\n\t\tpose = frame.getViewerPose( referenceSpace );\n\n\t\tif ( pose !== null ) {\n\n\t\t\tconst views = pose.views;\n\t\t\tconst baseLayer = session.renderState.baseLayer;\n\n\t\t\trenderer.setFramebuffer( baseLayer.framebuffer );\n\n\t\t\tlet cameraVRNeedsUpdate = false;\n\n\t\t\t// check if it's necessary to rebuild cameraVR's camera list\n\n\t\t\tif ( views.length !== cameraVR.cameras.length ) {\n\n\t\t\t\tcameraVR.cameras.length = 0;\n\t\t\t\tcameraVRNeedsUpdate = true;\n\n\t\t\t}\n\n\t\t\tfor ( let i = 0; i < views.length; i ++ ) {\n\n\t\t\t\tconst view = views[ i ];\n\t\t\t\tconst viewport = baseLayer.getViewport( view );\n\n\t\t\t\tconst camera = cameras[ i ];\n\t\t\t\tcamera.matrix.fromArray( view.transform.matrix );\n\t\t\t\tcamera.projectionMatrix.fromArray( view.projectionMatrix );\n\t\t\t\tcamera.viewport.set( viewport.x, viewport.y, viewport.width, viewport.height );\n\n\t\t\t\tif ( i === 0 ) {\n\n\t\t\t\t\tcameraVR.matrix.copy( camera.matrix );\n\n\t\t\t\t}\n\n\t\t\t\tif ( cameraVRNeedsUpdate === true ) {\n\n\t\t\t\t\tcameraVR.cameras.push( camera );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\t//\n\n\t\tconst inputSources = session.inputSources;\n\n\t\tfor ( let i = 0; i < controllers.length; i ++ ) {\n\n\t\t\tconst controller = controllers[ i ];\n\t\t\tconst inputSource = inputSources[ i ];\n\n\t\t\tcontroller.update( inputSource, frame, referenceSpace );\n\n\t\t}\n\n\t\tif ( onAnimationFrameCallback ) onAnimationFrameCallback( time, frame );\n\n\t}\n\n\tconst animation = new WebGLAnimation();\n\tanimation.setAnimationLoop( onAnimationFrame );\n\n\tthis.setAnimationLoop = function ( callback ) {\n\n\t\tonAnimationFrameCallback = callback;\n\n\t};\n\n\tthis.dispose = function () {};\n\n}\n\nObject.assign( WebXRManager.prototype, EventDispatcher.prototype );\n\nfunction WebGLMaterials( properties ) {\n\n\tfunction refreshFogUniforms( uniforms, fog ) {\n\n\t\tuniforms.fogColor.value.copy( fog.color );\n\n\t\tif ( fog.isFog ) {\n\n\t\t\tuniforms.fogNear.value = fog.near;\n\t\t\tuniforms.fogFar.value = fog.far;\n\n\t\t} else if ( fog.isFogExp2 ) {\n\n\t\t\tuniforms.fogDensity.value = fog.density;\n\n\t\t}\n\n\t}\n\n\tfunction refreshMaterialUniforms( uniforms, material, environment, pixelRatio, height ) {\n\n\t\tif ( material.isMeshBasicMaterial ) {\n\n\t\t\trefreshUniformsCommon( uniforms, material );\n\n\t\t} else if ( material.isMeshLambertMaterial ) {\n\n\t\t\trefreshUniformsCommon( uniforms, material );\n\t\t\trefreshUniformsLambert( uniforms, material );\n\n\t\t} else if ( material.isMeshToonMaterial ) {\n\n\t\t\trefreshUniformsCommon( uniforms, material );\n\t\t\trefreshUniformsToon( uniforms, material );\n\n\t\t} else if ( material.isMeshPhongMaterial ) {\n\n\t\t\trefreshUniformsCommon( uniforms, material );\n\t\t\trefreshUniformsPhong( uniforms, material );\n\n\t\t} else if ( material.isMeshStandardMaterial ) {\n\n\t\t\trefreshUniformsCommon( uniforms, material, environment );\n\n\t\t\tif ( material.isMeshPhysicalMaterial ) {\n\n\t\t\t\trefreshUniformsPhysical( uniforms, material, environment );\n\n\t\t\t} else {\n\n\t\t\t\trefreshUniformsStandard( uniforms, material, environment );\n\n\t\t\t}\n\n\t\t}
109 else if ( material.isMeshMatcapMaterial ) {\n\n\t\t\trefreshUniformsCommon( uniforms, material );\n\t\t\trefreshUniformsMatcap( uniforms, material );\n\n\t\t} else if ( material.isMeshDepthMaterial ) {\n\n\t\t\trefreshUniformsCommon( uniforms, material );\n\t\t\trefreshUniformsDepth( uniforms, material );\n\n\t\t} else if ( material.isMeshDistanceMaterial ) {\n\n\t\t\trefreshUniformsCommon( uniforms, material );\n\t\t\trefreshUniformsDistance( uniforms, material );\n\n\t\t} else if ( material.isMeshNormalMaterial ) {\n\n\t\t\trefreshUniformsCommon( uniforms, material );\n\t\t\trefreshUniformsNormal( uniforms, material );\n\n\t\t} else if ( material.isLineBasicMaterial ) {\n\n\t\t\trefreshUniformsLine( uniforms, material );\n\n\t\t\tif ( material.isLineDashedMaterial ) {\n\n\t\t\t\trefreshUniformsDash( uniforms, material );\n\n\t\t\t}\n\n\t\t} else if ( material.isPointsMaterial ) {\n\n\t\t\trefreshUniformsPoints( uniforms, material, pixelRatio, height );\n\n\t\t} else if ( material.isSpriteMaterial ) {\n\n\t\t\trefreshUniformsSprites( uniforms, material );\n\n\t\t} else if ( material.isShadowMaterial ) {\n\n\t\t\tuniforms.color.value.copy( material.color );\n\t\t\tuniforms.opacity.value = material.opacity;\n\n\t\t} else if ( material.isShaderMaterial ) {\n\n\t\t\tmaterial.uniformsNeedUpdate = false; // #15581\n\n\t\t}\n\n\t}\n\n\tfunction refreshUniformsCommon( uniforms, material, environment ) {\n\n\t\tuniforms.opacity.value = material.opacity;\n\n\t\tif ( material.color ) {\n\n\t\t\tuniforms.diffuse.value.copy( material.color );\n\n\t\t}\n\n\t\tif ( material.emissive ) {\n\n\t\t\tuniforms.emissive.value.copy( material.emissive ).multiplyScalar( material.emissiveIntensity );\n\n\t\t}\n\n\t\tif ( material.map ) {\n\n\t\t\tuniforms.map.value = material.map;\n\n\t\t}\n\n\t\tif ( material.alphaMap ) {\n\n\t\t\tuniforms.alphaMap.value = material.alphaMap;\n\n\t\t}\n\n\t\tif ( material.specularMap ) {\n\n\t\t\tuniforms.specularMap.value = material.specularMap;\n\n\t\t}\n\n\t\tconst envMap = material.envMap || environment;\n\n\t\tif ( envMap ) {\n\n\t\t\tuniforms.envMap.value = envMap;\n\n\t\t\tuniforms.flipEnvMap.value = envMap.isCubeTexture ? - 1 : 1;\n\n\t\t\tuniforms.reflectivity.value = material.reflectivity;\n\t\t\tuniforms.refractionRatio.value = material.refractionRatio;\n\n\t\t\tvar maxMipLevel = properties.get( envMap ).__maxMipLevel;\n\n\t\t\tif ( maxMipLevel !== undefined ) {\n\n\t\t\t\tuniforms.maxMipLevel.value = maxMipLevel;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( material.lightMap ) {\n\n\t\t\tuniforms.lightMap.value = material.lightMap;\n\t\t\tuniforms.lightMapIntensity.value = material.lightMapIntensity;\n\n\t\t}\n\n\t\tif ( material.aoMap ) {\n\n\t\t\tuniforms.aoMap.value = material.aoMap;\n\t\t\tuniforms.aoMapIntensity.value = material.aoMapIntensity;\n\n\t\t}\n\n\t\t// uv repeat and offset setting priorities\n\t\t// 1. color map\n\t\t// 2. specular map\n\t\t// 3. normal map\n\t\t// 4. bump map\n\t\t// 5. alpha map\n\t\t// 6. emissive map\n\n\t\tlet uvScaleMap;\n\n\t\tif ( material.map ) {\n\n\t\t\tuvScaleMap = material.map;\n\n\t\t} else if ( material.specularMap ) {\n\n\t\t\tuvScaleMap = material.specularMap;\n\n\t\t} else if ( material.displacementMap ) {\n\n\t\t\tuvScaleMap = material.displacementMap;\n\n\t\t} else if ( material.normalMap ) {\n\n\t\t\tuvScaleMap = material.normalMap;\n\n\t\t} else if ( material.bumpMap ) {\n\n\t\t\tuvScaleMap = material.bumpMap;\n\n\t\t} else if ( material.roughnessMap ) {\n\n\t\t\tuvScaleMap = material.roughnessMap;\n\n\t\t} else if ( material.metalnessMap ) {\n\n\t\t\tuvScaleMap = material.metalnessMap;\n\n\t\t} else if ( material.alphaMap ) {\n\n\t\t\tuvScaleMap = material.alphaMap;\n\n\t\t} else if ( material.emissiveMap ) {\n\n\t\t\tuvScaleMap = material.emissiveMap;\n\n\t\t}\n\n\t\tif ( uvScaleMap !== undefined ) {\n\n\t\t\t// backwards compatibility\n\t\t\tif ( uvScaleMap.isWebGLRenderTarget ) {\n\n\t\t\t\tuvScaleMap = uvScaleMap.texture;\n\n\t\t\t}\n\n\t\t\tif ( uvScaleMap.matrixAutoUpdate === true ) {\n\n\t\t\t\tuvScaleMap.updateMatrix();\n\n\t\t\t}\n\n\t\t\tuniforms.uvTransform.value.copy( uvScaleMap.matrix );\n\n\t\t}\n\n\t\t// uv repeat and offset setting priorities for uv2\n\t\t// 1. ao map\n\t\t// 2. light map\n\n\t\tlet uv2ScaleMap;\n\n\t\tif ( material.aoMap ) {\n\n\t\t\tuv2ScaleMap = material.aoMap;\n\n\t\t} else if ( material.lightMap ) {\n\n\t\t\tuv2ScaleMap = material.lightMap;\n\n\t\t}\n\n\t\tif ( uv2ScaleMap !== undefined ) {\n\n\t\t\t// backwards compatibility\n\t\t\tif ( uv2ScaleMap.isWebGLRenderTarget ) {\n\n\t\t\t\tuv2ScaleMap = uv2ScaleMap.texture;\n\n\t\t\t}\n\n\t\t\tif ( uv2ScaleMap.matrixAutoUpdate === true ) {\n\n\t\t\t\tuv2ScaleMap.updateMatrix();\n\n\t\t\t}\n\n\t\t\tuniforms.uv2Transform.value.copy( uv2ScaleMap.matrix );\n\n\t\t}\n\n\t}\n\n\tfunction refreshUniformsLine( uniforms, material ) {\n\n\t\tuniforms.diffuse.value.copy( material.color );\n\t\tuniforms.opacity.value = material.opacity;\n\n\t}\n\n\tfunction refreshUniformsDash( uniforms, material ) {\n\n\t\tuniforms.dashSize.value = material.dashSize;\n\t\tuniforms.totalSize.value = material.dashSize + material.gapSize;\n\t\tuniforms.scale.value = material.scale;\n\n\t}\n\n\tfunction refreshUniformsPoints( uniforms, material, pixelRatio, height ) {\n\n\t\tuniforms.diffuse.value.copy( material.color );\n\t\tuniforms.opacity.value = material.opacity;\n\t\tuniforms.size.value = material.size * pixelRatio;\n\t\tuniforms.scale.value = height * 0.5;\n\n\t\tif ( material.map ) {\n\n\t\t\tuniforms.map.value = material.map;\n\n\t\t}\n\n\t\tif ( material.alphaMap ) {\n\n\t\t\tuniforms.alphaMap.value = material.alphaMap;\n\n\t\t}\n\n\t\t// uv repeat and offset setting priorities\n\t\t// 1. color map\n\t\t// 2. alpha map\n\n\t\tlet uvScaleMap;\n\n\t\tif ( material.map ) {\n\n\t\t\tuvScaleMap = material.map;\n\n\t\t} else if ( material.alphaMap ) {\n\n\t\t\tuvScaleMap = material.alphaMap;\n\n\t\t}\n\n\t\tif ( uvScaleMap !== undefined ) {\n\n\t\t\tif ( uvScaleMap.matrixAutoUpdate === true ) {\n\n\t\t\t\tuvScaleMap.updateMatrix();\n\n\t\t\t}\n\n\t\t\tuniforms.uvTransform.value.copy( uvScaleMap.matrix );\n\n\t\t}\n\n\t}\n\n\tfunction refreshUniformsSprites( uniforms, material ) {\n\n\t\tuniforms.diffuse.value.copy( material.color );\n\t\tuniforms.opacity.value = material.opacity;\n\t\tuniforms.rotation.value = material.rotation;\n\n\t\tif ( material.map ) {\n\n\t\t\tuniforms.map.value = material.map;\n\n\t\t}\n\n\t\tif ( material.alphaMap ) {\n\n\t\t\tuniforms.alphaMap.value = material.alphaMap;\n\n\t\t}\n\n\t\t// uv repeat and offset setting priorities\n\t\t// 1. color map\n\t\t// 2. alpha map\n\n\t\tlet uvScaleMap;\n\n\t\tif ( material.map ) {\n\n\t\t\tuvScaleMap = material.map;\n\n\t\t} else if ( material.alphaMap ) {\n\n\t\t\tuvScaleMap = material.alphaMap;\n\n\t\t}\n\n\t\tif ( uvScaleMap !== undefined ) {\n\n\t\t\tif ( uvScaleMap.matrixAutoUpdate === true ) {\n\n\t\t\t\tuvScaleMap.updateMatrix();\n\n\t\t\t}\n\n\t\t\tuniforms.uvTransform.value.copy( uvScaleMap.matrix );\n\n\t\t}\n\n\t}\n\n\tfunction refreshUniformsLambert( uniforms, material ) {\n\n\t\tif ( material.emissiveMap ) {\n\n\t\t\tuniforms.emissiveMap.value = material.emissiveMap;\n\n\t\t}\n\n\t}\n\n\tfunction refreshUniformsPhong( uniforms, material ) {\n\n\t\tuniforms.specular.value.copy( material.specular );\n\t\tuniforms.shininess.value = Math.max( material.shininess, 1e-4 ); // to prevent pow( 0.0, 0.0 )\n\n\t\tif ( material.emissiveMap ) {\n\n\t\t\tuniforms.emissiveMap.value = material.emissiveMap;\n\n\t\t}\n\n\t\tif ( material.bumpMap ) {\n\n\t\t\tuniforms.bumpMap.value = material.bumpMap;\n\t\t\tuniforms.bumpScale.value = material.bumpScale;\n\t\t\tif ( material.side === BackSide ) uniforms.bumpScale.value *= - 1;\n\n\t\t}\n\n\t\tif ( material.normalMap ) {\n\n\t\t\tuniforms.normalMap.value = material.normalMap;\n\t\t\tuniforms.normalScale.value.copy( material.normalScale );\n\t\t\tif ( material.side === BackSide ) uniforms.normalScale.value.negate();\n\n\t\t}\n\n\t\tif ( material.displacementMap ) {\n\n\t\t\tuniforms.displacementMap.value = material.displacementMap;\n\t\t\tuniforms.displacementScale.value = material.displacementScale;\n\t\t\tuniforms.displacementBias.value = material.displacementBias;\n\n\t\t}\n\n\t}\n\n\tfunction refreshUniformsToon( uniforms, material ) {\n\n\t\tif ( material.gradientMap ) {\n\n\t\t\tuniforms.gradientMap.value = material.gradientMap;\n\n\t\t}\n\n\t\tif ( material.emissiveMap ) {\n\n\t\t\tuniforms.emissiveMap.value = material.emissiveMap;\n\n\t\t}\n\n\t\tif ( material.bumpMap ) {\n\n\t\t\tuniforms.bumpMap.value = material.bumpMap;\n\t\t\tuniforms.bumpScale.value = material.bumpScale;\n\t\t\tif ( material.side === BackSide ) uniforms.bumpScale.value *= - 1;\n\n\t\t}\n\n\t\tif ( material.normalMap ) {\n\n\t\t\tuniforms.normalMap.value = material.normalMap;\n\t\t\tuniforms.normalScale.value.copy( material.normalScale );\n\t\t\tif ( material.side === BackSide ) uniforms.normalScale.value.negate();\n\n\t\t}\n\n\t\tif ( material.displacementMap ) {\n\n\t\t\tuniforms.displacementMap.value = material.displacementMap;\n\t\t\tuniforms.displacementScale.value = material.displacementScale;\n\t\t\tuniforms.displacementBias.value = material.displacementBias;\n\n\t\t}\n\n\t}\n\n\tfunction refreshUniformsStandard( uniforms, material, environment ) {\n\n\t\tuniforms.roughness.value = material.roughness;\n\t\tuniforms.metalness.value = material.metalness;\n\n\t\tif ( material.roughnessMap ) {\n\n\t\t\tuniforms.roughnessMap.value = material.roughnessMap;\n\n\t\t}\n\n\t\tif ( material.metalnessMap ) {\n\n\t\t\tuniforms.metalnessMap.value = material.metalnessMap;\n\n\t\t}\n\n\t\tif ( material.emissiveMap ) {\n\n\t\t\tuniforms.emissiveMap.value = material.emissiveMap;\n\n\t\t}\n\n\t\tif ( material.bumpMap ) {\n\n\t\t\tuniforms.bumpMap.value = material.bumpMap;\n\t\t\tuniforms.bumpScale.value = material.bumpScale;\n\t\t\tif ( material.side === BackSide ) uniforms.bumpScale.value *= - 1;\n\n\t\t}\n\n\t\tif ( material.normalMap ) {\n\n\t\t\tuniforms.normalMap.value = material.normalMap;\n\t\t\tuniforms.normalScale.value.copy( material.normalScale );\n\t\t\tif ( material.side === BackSide ) uniforms.normalScale.value.negate();\n\n\t\t}\n\n\t\tif ( material.displacementMap ) {\n\n\t\t\tuniforms.displacementMap.value = material.displacementMap;\n\t\t\tuniforms.displacementScale.value = material.displacementScale;\n\t\t\tuniforms.displacementBias.value = material.displacementBias;\n\n\t\t}\n\n\t\tif ( material.envMap || environment ) {\n\n\t\t\t//uniforms.envMap.value = material.envMap; // part of uniforms common\n\t\t\tuniforms.envMapIntensity.value = material.envMapIntensity;\n\n\t\t}\n\n\t}\n\n\tfunction refreshUniformsPhysical( uniforms, material, environment ) {\n\n\t\trefreshUniformsStandard( uniforms, material, environment );\n\n\t\tuniforms.reflectivity.value = material.reflectivity; // also part of uniforms common\n\n\t\tuniforms.clearcoat.value = material.clearcoat;
109\n\t\tuniforms.clearcoatRoughness.value = material.clearcoatRoughness;\n\t\tif ( material.sheen ) uniforms.sheen.value.copy( material.sheen );\n\n\t\tif ( material.clearcoatMap ) {\n\n\t\t\tuniforms.clearcoatMap.value = material.clearcoatMap;\n\n\t\t}\n\n\t\tif ( material.clearcoatRoughnessMap ) {\n\n\t\t\tuniforms.clearcoatRoughnessMap.value = material.clearcoatRoughnessMap;\n\n\t\t}\n\n\t\tif ( material.clearcoatNormalMap ) {\n\n\t\t\tuniforms.clearcoatNormalScale.value.copy( material.clearcoatNormalScale );\n\t\t\tuniforms.clearcoatNormalMap.value = material.clearcoatNormalMap;\n\n\t\t\tif ( material.side === BackSide ) {\n\n\t\t\t\tuniforms.clearcoatNormalScale.value.negate();\n\n\t\t\t}\n\n\t\t}\n\n\t\tuniforms.transmission.value = material.transmission;\n\n\t\tif ( material.transmissionMap ) {\n\n\t\t\tuniforms.transmissionMap.value = material.transmissionMap;\n\n\t\t}\n\n\t}\n\n\tfunction refreshUniformsMatcap( uniforms, material ) {\n\n\t\tif ( material.matcap ) {\n\n\t\t\tuniforms.matcap.value = material.matcap;\n\n\t\t}\n\n\t\tif ( material.bumpMap ) {\n\n\t\t\tuniforms.bumpMap.value = material.bumpMap;\n\t\t\tuniforms.bumpScale.value = material.bumpScale;\n\t\t\tif ( material.side === BackSide ) uniforms.bumpScale.value *= - 1;\n\n\t\t}\n\n\t\tif ( material.normalMap ) {\n\n\t\t\tuniforms.normalMap.value = material.normalMap;\n\t\t\tuniforms.normalScale.value.copy( material.normalScale );\n\t\t\tif ( material.side === BackSide ) uniforms.normalScale.value.negate();\n\n\t\t}\n\n\t\tif ( material.displacementMap ) {\n\n\t\t\tuniforms.displacementMap.value = material.displacementMap;\n\t\t\tuniforms.displacementScale.value = material.displacementScale;\n\t\t\tuniforms.displacementBias.value = material.displacementBias;\n\n\t\t}\n\n\t}\n\n\tfunction refreshUniformsDepth( uniforms, material ) {\n\n\t\tif ( material.displacementMap ) {\n\n\t\t\tuniforms.displacementMap.value = material.displacementMap;\n\t\t\tuniforms.displacementScale.value = material.displacementScale;\n\t\t\tuniforms.displacementBias.value = material.displacementBias;\n\n\t\t}\n\n\t}\n\n\tfunction refreshUniformsDistance( uniforms, material ) {\n\n\t\tif ( material.displacementMap ) {\n\n\t\t\tuniforms.displacementMap.value = material.displacementMap;\n\t\t\tuniforms.displacementScale.value = material.displacementScale;\n\t\t\tuniforms.displacementBias.value = material.displacementBias;\n\n\t\t}\n\n\t\tuniforms.referencePosition.value.copy( material.referencePosition );\n\t\tuniforms.nearDistance.value = material.nearDistance;\n\t\tuniforms.farDistance.value = material.farDistance;\n\n\t}\n\n\tfunction refreshUniformsNormal( uniforms, material ) {\n\n\t\tif ( material.bumpMap ) {\n\n\t\t\tuniforms.bumpMap.value = material.bumpMap;\n\t\t\tuniforms.bumpScale.value = material.bumpScale;\n\t\t\tif ( material.side === BackSide ) uniforms.bumpScale.value *= - 1;\n\n\t\t}\n\n\t\tif ( material.normalMap ) {\n\n\t\t\tuniforms.normalMap.value = material.normalMap;\n\t\t\tuniforms.normalScale.value.copy( material.normalScale );\n\t\t\tif ( material.side === BackSide ) uniforms.normalScale.value.negate();\n\n\t\t}\n\n\t\tif ( material.displacementMap ) {\n\n\t\t\tuniforms.displacementMap.value = material.displacementMap;\n\t\t\tuniforms.displacementScale.value = material.displacementScale;\n\t\t\tuniforms.displacementBias.value = material.displacementBias;\n\n\t\t}\n\n\t}\n\n\treturn {\n\t\trefreshFogUniforms: refreshFogUniforms,\n\t\trefreshMaterialUniforms: refreshMaterialUniforms\n\t};\n\n}\n\nfunction WebGLRenderer( parameters ) {\n\n\tparameters = parameters || {};\n\n\tconst _canvas = parameters.canvas !== undefined ? parameters.canvas : document.createElementNS( 'http://www.w3.org/1999/xhtml', 'canvas' ),\n\t\t_context = parameters.context !== undefined ? parameters.context : null,\n\n\t\t_alpha = parameters.alpha !== undefined ? parameters.alpha : false,\n\t\t_depth = parameters.depth !== undefined ? parameters.depth : true,\n\t\t_stencil = parameters.stencil !== undefined ? parameters.stencil : true,\n\t\t_antialias = parameters.antialias !== undefined ? parameters.antialias : false,\n\t\t_premultipliedAlpha = parameters.premultipliedAlpha !== undefined ? parameters.premultipliedAlpha : true,\n\t\t_preserveDrawingBuffer = parameters.preserveDrawingBuffer !== undefined ? parameters.preserveDrawingBuffer : false,\n\t\t_powerPreference = parameters.powerPreference !== undefined ? parameters.powerPreference : 'default',\n\t\t_failIfMajorPerformanceCaveat = parameters.failIfMajorPerformanceCaveat !== undefined ? parameters.failIfMajorPerformanceCaveat : false;\n\n\tlet currentRenderList = null;\n\tlet currentRenderState = null;\n\n\t// public properties\n\n\tthis.domElement = _canvas;\n\n\t// Debug configuration container\n\tthis.debug = {\n\n\t\t/**\n\t\t * Enables error checking and reporting when shader programs are being compiled\n\t\t * @type {boolean}
109\n\t\t */\n\t\tcheckShaderErrors: true\n\t};\n\n\t// clearing\n\n\tthis.autoClear = true;\n\tthis.autoClearColor = true;\n\tthis.autoClearDepth = true;\n\tthis.autoClearStencil = true;\n\n\t// scene graph\n\n\tthis.sortObjects = true;\n\n\t// user-defined clipping\n\n\tthis.clippingPlanes = [];\n\tthis.localClippingEnabled = false;\n\n\t// physically based shading\n\n\tthis.gammaFactor = 2.0;\t// for backwards compatibility\n\tthis.outputEncoding = LinearEncoding;\n\n\t// physical lights\n\n\tthis.physicallyCorrectLights = false;\n\n\t// tone mapping\n\n\tthis.toneMapping = NoToneMapping;\n\tthis.toneMappingExposure = 1.0;\n\n\t// morphs\n\n\tthis.maxMorphTargets = 8;\n\tthis.maxMorphNormals = 4;\n\n\t// internal properties\n\n\tconst _this = this;\n\n\tlet _isContextLost = false;\n\n\t// internal state cache\n\n\tlet _framebuffer = null;\n\n\tlet _currentActiveCubeFace = 0;\n\tlet _currentActiveMipmapLevel = 0;\n\tlet _currentRenderTarget = null;\n\tlet _currentFramebuffer = null;\n\tlet _currentMaterialId = - 1;\n\n\tlet _currentCamera = null;\n\tlet _currentArrayCamera = null;\n\n\tconst _currentViewport = new Vector4();\n\tconst _currentScissor = new Vector4();\n\tlet _currentScissorTest = null;\n\n\t//\n\n\tlet _width = _canvas.width;\n\tlet _height = _canvas.height;\n\n\tlet _pixelRatio = 1;\n\tlet _opaqueSort = null;\n\tlet _transparentSort = null;\n\n\tconst _viewport = new Vector4( 0, 0, _width, _height );\n\tconst _scissor = new Vector4( 0, 0, _width, _height );\n\tlet _scissorTest = false;\n\n\t// frustum\n\n\tconst _frustum = new Frustum();\n\n\t// clipping\n\n\tconst _clipping = new WebGLClipping();\n\tlet _clippingEnabled = false;\n\tlet _localClippingEnabled = false;\n\n\t// camera matrices cache\n\n\tconst _projScreenMatrix = new Matrix4();\n\n\tconst _vector3 = new Vector3();\n\n\tconst _emptyScene = { background: null, fog: null, environment: null, overrideMaterial: null, isScene: true };\n\n\tfunction getTargetPixelRatio() {\n\n\t\treturn _currentRenderTarget === null ? _pixelRatio : 1;\n\n\t}\n\n\t// initialize\n\n\tlet _gl = _context;\n\n\tfunction getContext( contextNames, contextAttributes ) {\n\n\t\tfor ( let i = 0; i < contextNames.length; i ++ ) {\n\n\t\t\tconst contextName = contextNames[ i ];\n\t\t\tconst context = _canvas.getContext( contextName, contextAttributes );\n\t\t\tif ( context !== null ) return context;\n\n\t\t}\n\n\t\treturn null;\n\n\t}\n\n\ttry {\n\n\t\tconst contextAttributes = {\n\t\t\talpha: _alpha,\n\t\t\tdepth: _depth,\n\t\t\tstencil: _stencil,\n\t\t\tantialias: _antialias,\n\t\t\tpremultipliedAlpha: _premultipliedAlpha,\n\t\t\tpreserveDrawingBuffer: _preserveDrawingBuffer,\n\t\t\tpowerPreference: _powerPreference,\n\t\t\tfailIfMajorPerformanceCaveat: _failIfMajorPerformanceCaveat\n\t\t};\n\n\t\t// event listeners must be registered before WebGL context is created, see #12753\n\n\t\t_canvas.addEventListener( 'webglcontextlost', onContextLost, false );\n\t\t_canvas.addEventListener( 'webglcontextrestored', onContextRestore, false );\n\n\t\tif ( _gl === null ) {\n\n\t\t\tconst contextNames = [ 'webgl2', 'webgl', 'experimental-webgl' ];\n\n\t\t\tif ( _this.isWebGL1Renderer === true ) {\n\n\t\t\t\tcontextNames.shift();\n\n\t\t\t}\n\n\t\t\t_gl = getContext( contextNames, contextAttributes );\n\n\t\t\tif ( _gl === null ) {\n\n\t\t\t\tif ( getContext( contextNames ) ) {\n\n\t\t\t\t\tthrow new Error( 'Error creating WebGL context with your selected attributes.' );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tthrow new Error( 'Error creating WebGL context.' );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\t// Some experimental-webgl implementations do not have getShaderPrecisionFormat\n\n\t\tif ( _gl.getShaderPrecisionFormat === undefined ) {\n\n\t\t\t_gl.getShaderPrecisionFormat = function () {\n\n\t\t\t\treturn { 'rangeMin': 1, 'rangeMax': 1, 'precision': 1 };\n\n\t\t\t};\n\n\t\t}\n\n\t} catch ( error ) {\n\n\t\tconsole.error( 'THREE.WebGLRenderer: ' + error.message );\n\t\tthrow error;\n\n\t}\n\n\tlet extensions, capabilities, state, info;\n\tlet properties, textures, attributes, geometries, objects;\n\tlet programCache, materials, renderLists, renderStates;\n\n\tlet background, morphtargets, bufferRenderer, indexedBufferRenderer;\n\n\tlet utils, bindingStates;\n\n\tfunction initGLContext() {\n\n\t\textensions = new WebGLExtensions( _gl );\n\n\t\tcapabilities = new WebGLCapabilities( _gl, extensions, parameters );\n\n\t\tif ( capabilities.isWebGL2 === false ) {\n\n\t\t\textensions.get( 'WEBGL_depth_texture' );\n\t\t\textensions.get( 'OES_texture_float' );\n\t\t\textensions.get( 'OES_texture_half_float' );\n\t\t\textensions.get( 'OES_texture_half_float_linear' );\n\t\t\textensions.get( 'OES_standard_derivatives' );\n\t\t\textensions.get( 'OES_element_index_uint' );\n\t\t\textensions.get( 'OES_vertex_array_object' );
vendor: 4,908 bytes, line 109
109\n\t\t\textensions.get( 'ANGLE_instanced_arrays' );\n\n\t\t}\n\n\t\textensions.get( 'OES_texture_float_linear' );\n\n\t\tutils = new WebGLUtils( _gl, extensions, capabilities );\n\n\t\tstate = new WebGLState( _gl, extensions, capabilities );\n\t\tstate.scissor( _currentScissor.copy( _scissor ).multiplyScalar( _pixelRatio ).floor() );\n\t\tstate.viewport( _currentViewport.copy( _viewport ).multiplyScalar( _pixelRatio ).floor() );\n\n\t\tinfo = new WebGLInfo( _gl );\n\t\tproperties = new WebGLProperties();\n\t\ttextures = new WebGLTextures( _gl, extensions, state, properties, capabilities, utils, info );\n\t\tattributes = new WebGLAttributes( _gl, capabilities );\n\t\tbindingStates = new WebGLBindingStates( _gl, extensions, attributes, capabilities );\n\t\tgeometries = new WebGLGeometries( _gl, attributes, info, bindingStates );\n\t\tobjects = new WebGLObjects( _gl, geometries, attributes, info );\n\t\tmorphtargets = new WebGLMorphtargets( _gl );\n\t\tprogramCache = new WebGLPrograms( _this, extensions, capabilities, bindingStates );\n\t\tmaterials = new WebGLMaterials( properties );\n\t\trenderLists = new WebGLRenderLists( properties );\n\t\trenderStates = new WebGLRenderStates();\n\n\t\tbackground = new WebGLBackground( _this, state, objects, _premultipliedAlpha );\n\n\t\tbufferRenderer = new WebGLBufferRenderer( _gl, extensions, info, capabilities );\n\t\tindexedBufferRenderer = new WebGLIndexedBufferRenderer( _gl, extensions, info, capabilities );\n\n\t\tinfo.programs = programCache.programs;\n\n\t\t_this.capabilities = capabilities;\n\t\t_this.extensions = extensions;\n\t\t_this.properties = properties;\n\t\t_this.renderLists = renderLists;\n\t\t_this.state = state;\n\t\t_this.info = info;\n\n\t}\n\n\tinitGLContext();\n\n\t// xr\n\n\tconst xr = new WebXRManager( _this, _gl );\n\n\tthis.xr = xr;\n\n\t// shadow map\n\n\tconst shadowMap = new WebGLShadowMap( _this, objects, capabilities.maxTextureSize );\n\n\tthis.shadowMap = shadowMap;\n\n\t// API\n\n\tthis.getContext = function () {\n\n\t\treturn _gl;\n\n\t};\n\n\tthis.getContextAttributes = function () {\n\n\t\treturn _gl.getContextAttributes();\n\n\t};\n\n\tthis.forceContextLoss = function () {\n\n\t\tconst extension = extensions.get( 'WEBGL_lose_context' );\n\t\tif ( extension ) extension.loseContext();\n\n\t};\n\n\tthis.forceContextRestore = function () {\n\n\t\tconst extension = extensions.get( 'WEBGL_lose_context' );\n\t\tif ( extension ) extension.restoreContext();\n\n\t};\n\n\tthis.getPixelRatio = function () {\n\n\t\treturn _pixelRatio;\n\n\t};\n\n\tthis.setPixelRatio = function ( value ) {\n\n\t\tif ( value === undefined ) return;\n\n\t\t_pixelRatio = value;\n\n\t\tthis.setSize( _width, _height, false );\n\n\t};\n\n\tthis.getSize = function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'WebGLRenderer: .getsize() now requires a Vector2 as an argument' );\n\n\t\t\ttarget = new Vector2();\n\n\t\t}\n\n\t\treturn target.set( _width, _height );\n\n\t};\n\n\tthis.setSize = function ( width, height, updateStyle ) {\n\n\t\tif ( xr.isPresenting ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: Can\\'t change size while VR device is presenting.' );\n\t\t\treturn;\n\n\t\t}\n\n\t\t_width = width;\n\t\t_height = height;\n\n\t\t_canvas.width = Math.floor( width * _pixelRatio );\n\t\t_canvas.height = Math.floor( height * _pixelRatio );\n\n\t\tif ( updateStyle !== false ) {\n\n\t\t\t_canvas.style.width = width + 'px';\n\t\t\t_canvas.style.height = height + 'px';\n\n\t\t}\n\n\t\tthis.setViewport( 0, 0, width, height );\n\n\t};\n\n\tthis.getDrawingBufferSize = function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'WebGLRenderer: .getdrawingBufferSize() now requires a Vector2 as an argument' );\n\n\t\t\ttarget = new Vector2();\n\n\t\t}\n\n\t\treturn target.set( _width * _pixelRatio, _height * _pixelRatio ).floor();\n\n\t};\n\n\tthis.setDrawingBufferSize = function ( width, height, pixelRatio ) {\n\n\t\t_width = width;\n\t\t_height = height;\n\n\t\t_pixelRatio = pixelRatio;\n\n\t\t_canvas.width = Math.floor( width * pixelRatio );\n\t\t_canvas.height = Math.floor( height * pixelRatio );\n\n\t\tthis.setViewport( 0, 0, width, height );\n\n\t};\n\n\tthis.getCurrentViewport = function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'WebGLRenderer: .getCurrentViewport() now requires a Vector4 as an argument' );\n\n\t\t\ttarget = new Vector4();\n\n\t\t}\n\n\t\treturn target.copy( _currentViewport );\n\n\t};\n\n\tthis.getViewport = function ( target ) {\n\n\t\treturn target.copy( _viewport );\n\n\t};\n\n\tthis.setViewport = function ( x, y, width, height ) {\n\n\t\tif ( x.isVector4 ) {\n\n\t\t\t_viewport.set( x.x, x.y, x.z, x.w );\n\n\t\t} else {\n\n\t\t\t_viewport.set( x, y, width, height );\n\n\t\t}\n\n\t\tstate.viewport( _currentViewport.copy( _viewport ).multiplyScalar( _pixelRatio ).floor() );\n\n\t};
109\n\n\tthis.getScissor = function ( target ) {\n\n\t\treturn target.copy( _scissor );\n\n\t};\n\n\tthis.setScissor = function ( x, y, width, height ) {\n\n\t\tif ( x.isVector4 ) {\n\n\t\t\t_scissor.set( x.x, x.y, x.z, x.w );\n\n\t\t} else {\n\n\t\t\t_scissor.set( x, y, width, height );\n\n\t\t}\n\n\t\tstate.scissor( _currentScissor.copy( _scissor ).multiplyScalar( _pixelRatio ).floor() );\n\n\t};\n\n\tthis.getScissorTest = function () {\n\n\t\treturn _scissorTest;\n\n\t};\n\n\tthis.setScissorTest = function ( boolean ) {\n\n\t\tstate.setScissorTest( _scissorTest = boolean );\n\n\t};\n\n\tthis.setOpaqueSort = function ( method ) {\n\n\t\t_opaqueSort = method;\n\n\t};\n\n\tthis.setTransparentSort = function ( method ) {\n\n\t\t_transparentSort = method;\n\n\t};\n\n\t// Clearing\n\n\tthis.getClearColor = function () {\n\n\t\treturn background.getClearColor();\n\n\t};\n\n\tthis.setClearColor = function () {\n\n\t\tbackground.setClearColor.apply( background, arguments );\n\n\t};\n\n\tthis.getClearAlpha = function () {\n\n\t\treturn background.getClearAlpha();\n\n\t};\n\n\tthis.setClearAlpha = function () {\n\n\t\tbackground.setClearAlpha.apply( background, arguments );\n\n\t};\n\n\tthis.clear = function ( color, depth, stencil ) {\n\n\t\tlet bits = 0;\n\n\t\tif ( color === undefined || color ) bits |= 16384;\n\t\tif ( depth === undefined || depth ) bits |= 256;\n\t\tif ( stencil === undefined || stencil ) bits |= 1024;\n\n\t\t_gl.clear( bits );\n\n\t};\n\n\tthis.clearColor = function () {\n\n\t\tthis.clear( true, false, false );\n\n\t};\n\n\tthis.clearDepth = function () {\n\n\t\tthis.clear( false, true, false );\n\n\t};\n\n\tthis.clearStencil = function () {\n\n\t\tthis.clear( false, false, true );\n\n\t};\n\n\t//\n\n\tthis.dispose = function () {\n\n\t\t_canvas.removeEventListener( 'webglcontextlost', onContextLost, false );\n\t\t_canvas.removeEventListener( 'webglcontextrestored', onContextRestore, false );\n\n\t\trenderLists.dispose();\n\t\trenderStates.dispose();\n\t\tproperties.dispose();\n\t\tobjects.dispose();\n\t\tbindingStates.dispose();\n\n\t\txr.dispose();\n\n\t\tanimation.stop();\n\n\t};\n\n\t// Events\n\n\tfunction onContextLost( event ) {\n\n\t\tevent.preventDefault();\n\n\t\tconsole.log( 'THREE.WebGLRenderer: Context Lost.' );\n\n\t\t_isContextLost = true;\n\n\t}\n\n\tfunction onContextRestore( /* event */ ) {\n\n\t\tconsole.log( 'THREE.WebGLRenderer: Context Restored.' );\n\n\t\t_isContextLost = false;\n\n\t\tinitGLContext();\n\n\t}\n\n\tfunction onMaterialDispose( event ) {\n\n\t\tconst material = event.target;\n\n\t\tmaterial.removeEventListener( 'dispose', onMaterialDispose );\n\n\t\tdeallocateMaterial( material );\n\n\t}\n\n\t// Buffer deallocation\n\n\tfunction deallocateMaterial( material ) {\n\n\t\treleaseMaterialProgramReference( material );\n\n\t\tproperties.remove( material );\n\n\t}\n\n\n\tfunction releaseMaterialProgramReference( material ) {\n\n\t\tconst programInfo = properties.get( material ).program;\n\n\t\tif ( programInfo !== undefined ) {\n\n\t\t\tprogramCache.releaseProgram( programInfo );\n\n\t\t}\n\n\t}\n\n\t// Buffer rendering\n\n\tfunction renderObjectImmediate( object, program ) {\n\n\t\tobject.render( function ( object ) {\n\n\t\t\t_this.renderBufferImmediate( object, program );\n\n\t\t} );\n\n\t}\n\n\tthis.renderBufferImmediate = function ( object, program ) {\n\n\t\tbindingStates.initAttributes();\n\n\t\tconst buffers = properties.get( object );\n\n\t\tif ( object.hasPositions && ! buffers.position ) buffers.position = _gl.createBuffer();\n\t\tif ( object.hasNormals && ! buffers.normal ) buffers.normal = _gl.createBuffer();\n\t\tif ( object.hasUvs && ! buffers.uv ) buffers.uv = _gl.createBuffer();\n\t\tif ( object.hasColors && ! buffers.color ) buffers.color = _gl.createBuffer();\n\n\t\tconst programAttributes = program.getAttributes();\n\n\t\tif ( object.hasPositions ) {\n\n\t\t\t_gl.bindBuffer( 34962, buffers.position );\n\t\t\t_gl.bufferData( 34962, object.positionArray, 35048 );\n\n\t\t\tbindingStates.enableAttribute( programAttributes.position );\n\t\t\t_gl.vertexAttribPointer( programAttributes.position, 3, 5126, false, 0, 0 );\n\n\t\t}\n\n\t\tif ( object.hasNormals ) {\n\n\t\t\t_gl.bindBuffer( 34962, buffers.normal );\n\t\t\t_gl.bufferData( 34962, object.normalArray, 35048 );\n\n\t\t\tbindingStates.enableAttribute( programAttributes.normal );\n\t\t\t_gl.vertexAttribPointer( programAttributes.normal, 3, 5126, false, 0, 0 );\n\n\t\t}\n\n\t\tif ( object.hasUvs ) {\n\n\t\t\t_gl.bindBuffer( 34962, buffers.uv );\n\t\t\t_gl.bufferData( 34962, object.uvArray, 35048 );\n\n\t\t\tbindingStates.enableAttribute( programAttributes.uv );\n\t\t\t_gl.vertexAttribPointer( programAttributes.uv, 2, 5126, false, 0, 0 );\n\n\t\t}\n\n\t\tif ( object.hasColors ) {\n\n\t\t\t_gl.bindBuffer( 34962, buffers.color );\n\t\t\t_gl.bufferData( 34962, object.colorArray, 35048 );\n\n\t\t\tbindingStates.enableAttribute( programAttributes.color );\n\t\t\t_gl.vertexAttribPointer( programAttributes.color, 3, 5126, false, 0, 0 );\n\n\t\t}\n\n\t\tbindingStates.disableUnusedAttributes();\n\n\t\t_gl.drawArrays( 4, 0, object.count );\n\n\t\tobject.count = 0;\n\n\t};\n\n\tthis.renderBufferDirect = function ( camera, scene, geometry, material, object, group ) {\n\n\t\tif ( scene === null ) scene = _emptyScene; // renderBufferDirect second parameter used to be fog (could be null)\n\n\t\tconst frontFaceCW = ( object.isMesh && object.matrixWorld.determinant() < 0 );\n\n\t\tconst program = setProgram( camera, scene, material, object );\n\n\t\tstate.setMaterial( material, frontFaceCW );\n\n\t\t//\n\n\t\tlet index = geometry.index;\n\t\tconst position = geometry.attributes.position;\n\n\t\t//\n\n\t\tif ( index === null ) {\n\n\t\t\tif ( position === undefined || position.count === 0 ) return;\n\n\t\t} else if ( index.count === 0 ) {\n\n\t\t\treturn;\n\n\t\t}\n\n\t\t//\n\n\t\tlet rangeFactor = 1;\n\n\t\tif ( material.wireframe === true ) {\n\n\t\t\tindex = geometries.getWireframeAttribute( geometry );\n\t\t\trangeFactor = 2;\n\n\t\t}\n\n\t\tif ( material.morphTargets || material.morphNormals ) {\n\n\t\t\tmorphtargets.update( object, geometry, material, program );\n\n\t\t}\n\n\t\tbindingStates.setup( object, material, program, geometry, index );\n\n\t\tlet attribute;\n\t\tlet renderer = bufferRenderer;\n\n\t\tif ( index !== null ) {\n\n\t\t\tattribute = attributes.get( index );\n\n\t\t\trenderer = indexedBufferRenderer;\n\t\t\trenderer.setIndex( attribute );\n\n\t\t}\n\n\t\t//\n\n\t\tconst dataCount = ( index !== null ) ? index.count : position.count;\n\n\t\tconst rangeStart = geometry.drawRange.start * rangeFactor;
109\n\t\tconst rangeCount = geometry.drawRange.count * rangeFactor;\n\n\t\tconst groupStart = group !== null ? group.start * rangeFactor : 0;\n\t\tconst groupCount = group !== null ? group.count * rangeFactor : Infinity;\n\n\t\tconst drawStart = Math.max( rangeStart, groupStart );\n\t\tconst drawEnd = Math.min( dataCount, rangeStart + rangeCount, groupStart + groupCount ) - 1;\n\n\t\tconst drawCount = Math.max( 0, drawEnd - drawStart + 1 );\n\n\t\tif ( drawCount === 0 ) return;\n\n\t\t//\n\n\t\tif ( object.isMesh ) {\n\n\t\t\tif ( material.wireframe === true ) {\n\n\t\t\t\tstate.setLineWidth( material.wireframeLinewidth * getTargetPixelRatio() );\n\t\t\t\trenderer.setMode( 1 );\n\n\t\t\t} else {\n\n\t\t\t\trenderer.setMode( 4 );\n\n\t\t\t}\n\n\t\t} else if ( object.isLine ) {\n\n\t\t\tlet lineWidth = material.linewidth;\n\n\t\t\tif ( lineWidth === undefined ) lineWidth = 1; // Not using Line*Material\n\n\t\t\tstate.setLineWidth( lineWidth * getTargetPixelRatio() );\n\n\t\t\tif ( object.isLineSegments ) {\n\n\t\t\t\trenderer.setMode( 1 );\n\n\t\t\t} else if ( object.isLineLoop ) {\n\n\t\t\t\trenderer.setMode( 2 );\n\n\t\t\t} else {\n\n\t\t\t\trenderer.setMode( 3 );\n\n\t\t\t}\n\n\t\t} else if ( object.isPoints ) {\n\n\t\t\trenderer.setMode( 0 );\n\n\t\t} else if ( object.isSprite ) {\n\n\t\t\trenderer.setMode( 4 );\n\n\t\t}\n\n\t\tif ( object.isInstancedMesh ) {\n\n\t\t\trenderer.renderInstances( drawStart, drawCount, object.count );\n\n\t\t} else if ( geometry.isInstancedBufferGeometry ) {\n\n\t\t\tconst instanceCount = Math.min( geometry.instanceCount, geometry._maxInstanceCount );\n\n\t\t\trenderer.renderInstances( drawStart, drawCount, instanceCount );\n\n\t\t} else {\n\n\t\t\trenderer.render( drawStart, drawCount );\n\n\t\t}\n\n\t};\n\n\t// Compile\n\n\tthis.compile = function ( scene, camera ) {\n\n\t\tcurrentRenderState = renderStates.get( scene, camera );\n\t\tcurrentRenderState.init();\n\n\t\tscene.traverse( function ( object ) {\n\n\t\t\tif ( object.isLight ) {\n\n\t\t\t\tcurrentRenderState.pushLight( object );\n\n\t\t\t\tif ( object.castShadow ) {\n\n\t\t\t\t\tcurrentRenderState.pushShadow( object );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} );\n\n\t\tcurrentRenderState.setupLights( camera );\n\n\t\tconst compiled = new WeakMap();\n\n\t\tscene.traverse( function ( object ) {\n\n\t\t\tlet material = object.material;\n\n\t\t\tif ( material ) {\n\n\t\t\t\tif ( Array.isArray( material ) ) {\n\n\t\t\t\t\tfor ( let i = 0; i < material.length; i ++ ) {\n\n\t\t\t\t\t\tlet material2 = material[ i ];\n\n\t\t\t\t\t\tif ( compiled.has( material2 ) === false ) {\n\n\t\t\t\t\t\t\tinitMaterial( material2, scene, object );\n\t\t\t\t\t\t\tcompiled.set( material2 );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t} else if ( compiled.has( material ) === false ) {\n\n\t\t\t\t\tinitMaterial( material, scene, object );\n\t\t\t\t\tcompiled.set( material );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} );\n\n\t};\n\n\t// Animation Loop\n\n\tlet onAnimationFrameCallback = null;\n\n\tfunction onAnimationFrame( time ) {\n\n\t\tif ( xr.isPresenting ) return;\n\t\tif ( onAnimationFrameCallback ) onAnimationFrameCallback( time );\n\n\t}\n\n\tconst animation = new WebGLAnimation();\n\tanimation.setAnimationLoop( onAnimationFrame );\n\n\tif ( typeof window !== 'undefined' ) animation.setContext( window );\n\n\tthis.setAnimationLoop = function ( callback ) {\n\n\t\tonAnimationFrameCallback = callback;\n\t\txr.setAnimationLoop( callback );\n\n\t\t( callback === null ) ? animation.stop() : animation.start();\n\n\t};\n\n\t// Rendering\n\n\tthis.render = function ( scene, camera ) {\n\n\t\tlet renderTarget, forceClear;\n\n\t\tif ( arguments[ 2 ] !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead.' );\n\t\t\trenderTarget = arguments[ 2 ];\n\n\t\t}\n\n\t\tif ( arguments[ 3 ] !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer.render(): the forceClear argument has been removed. Use .clear() instead.' );\n\t\t\tforceClear = arguments[ 3 ];\n\n\t\t}\n\n\t\tif ( camera !== undefined && camera.isCamera !== true ) {\n\n\t\t\tconsole.error( 'THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.' );\n\t\t\treturn;\n\n\t\t}\n\n\t\tif ( _isContextLost === true ) return;\n\n\t\t// reset caching for this frame\n\n\t\tbindingStates.resetDefaultState();\n\t\t_currentMaterialId = - 1;\n\t\t_currentCamera = null;\n\n\t\t// update scene graph\n\n\t\tif ( scene.autoUpdate === true ) scene.updateMatrixWorld();\n\n\t\t// update camera matrices and frustum\n\n\t\tif ( camera.parent === null ) camera.updateMatrixWorld();\n\n\t\tif ( xr.enabled === true && xr.isPresenting === true ) {\n\n\t\t\tcamera = xr.getCamera( camera );\n\n\t\t}\n\n\t\t//\n\t\tif ( scene.isScene === true ) scene.onBeforeRender( _this, scene, camera, renderTarget || _currentRenderTarget );\n\n\t\tcurrentRenderState = renderStates.get( scene, camera );
109\n\t\tcurrentRenderState.init();\n\n\t\t_projScreenMatrix.multiplyMatrices( camera.projectionMatrix, camera.matrixWorldInverse );\n\t\t_frustum.setFromProjectionMatrix( _projScreenMatrix );\n\n\t\t_localClippingEnabled = this.localClippingEnabled;\n\t\t_clippingEnabled = _clipping.init( this.clippingPlanes, _localClippingEnabled, camera );\n\n\t\tcurrentRenderList = renderLists.get( scene, camera );\n\t\tcurrentRenderList.init();\n\n\t\tprojectObject( scene, camera, 0, _this.sortObjects );\n\n\t\tcurrentRenderList.finish();\n\n\t\tif ( _this.sortObjects === true ) {\n\n\t\t\tcurrentRenderList.sort( _opaqueSort, _transparentSort );\n\n\t\t}\n\n\t\t//\n\n\t\tif ( _clippingEnabled === true ) _clipping.beginShadows();\n\n\t\tconst shadowsArray = currentRenderState.state.shadowsArray;\n\n\t\tshadowMap.render( shadowsArray, scene, camera );\n\n\t\tcurrentRenderState.setupLights( camera );\n\n\t\tif ( _clippingEnabled === true ) _clipping.endShadows();\n\n\t\t//\n\n\t\tif ( this.info.autoReset === true ) this.info.reset();\n\n\t\tif ( renderTarget !== undefined ) {\n\n\t\t\tthis.setRenderTarget( renderTarget );\n\n\t\t}\n\n\t\t//\n\n\t\tbackground.render( currentRenderList, scene, camera, forceClear );\n\n\t\t// render scene\n\n\t\tconst opaqueObjects = currentRenderList.opaque;\n\t\tconst transparentObjects = currentRenderList.transparent;\n\n\t\tif ( opaqueObjects.length > 0 ) renderObjects( opaqueObjects, scene, camera );\n\t\tif ( transparentObjects.length > 0 ) renderObjects( transparentObjects, scene, camera );\n\n\t\t//\n\n\t\tif ( scene.isScene === true ) scene.onAfterRender( _this, scene, camera );\n\n\t\t//\n\n\t\tif ( _currentRenderTarget !== null ) {\n\n\t\t\t// Generate mipmap if we're using any kind of mipmap filtering\n\n\t\t\ttextures.updateRenderTargetMipmap( _currentRenderTarget );\n\n\t\t\t// resolve multisample renderbuffers to a single-sample texture if necessary\n\n\t\t\ttextures.updateMultisampleRenderTarget( _currentRenderTarget );\n\n\t\t}\n\n\t\t// Ensure depth buffer writing is enabled so it can be cleared on next render\n\n\t\tstate.buffers.depth.setTest( true );\n\t\tstate.buffers.depth.setMask( true );\n\t\tstate.buffers.color.setMask( true );\n\n\t\tstate.setPolygonOffset( false );\n\n\t\t// _gl.finish();\n\n\t\tcurrentRenderList = null;\n\t\tcurrentRenderState = null;\n\n\t};\n\n\tfunction projectObject( object, camera, groupOrder, sortObjects ) {\n\n\t\tif ( object.visible === false ) return;\n\n\t\tconst visible = object.layers.test( camera.layers );\n\n\t\tif ( visible ) {\n\n\t\t\tif ( object.isGroup ) {\n\n\t\t\t\tgroupOrder = object.renderOrder;\n\n\t\t\t} else if ( object.isLOD ) {\n\n\t\t\t\tif ( object.autoUpdate === true ) object.update( camera );\n\n\t\t\t} else if ( object.isLight ) {\n\n\t\t\t\tcurrentRenderState.pushLight( object );\n\n\t\t\t\tif ( object.castShadow ) {\n\n\t\t\t\t\tcurrentRenderState.pushShadow( object );\n\n\t\t\t\t}\n\n\t\t\t} else if ( object.isSprite ) {\n\n\t\t\t\tif ( ! object.frustumCulled || _frustum.intersectsSprite( object ) ) {\n\n\t\t\t\t\tif ( sortObjects ) {\n\n\t\t\t\t\t\t_vector3.setFromMatrixPosition( object.matrixWorld )\n\t\t\t\t\t\t\t.applyMatrix4( _projScreenMatrix );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tconst geometry = objects.update( object );\n\t\t\t\t\tconst material = object.material;\n\n\t\t\t\t\tif ( material.visible ) {\n\n\t\t\t\t\t\tcurrentRenderList.push( object, geometry, material, groupOrder, _vector3.z, null );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t} else if ( object.isImmediateRenderObject ) {\n\n\t\t\t\tif ( sortObjects ) {\n\n\t\t\t\t\t_vector3.setFromMatrixPosition( object.matrixWorld )\n\t\t\t\t\t\t.applyMatrix4( _projScreenMatrix );\n\n\t\t\t\t}\n\n\t\t\t\tcurrentRenderList.push( object, null, object.material, groupOrder, _vector3.z, null );\n\n\t\t\t} else if ( object.isMesh || object.isLine || object.isPoints ) {\n\n\t\t\t\tif ( object.isSkinnedMesh ) {\n\n\t\t\t\t\t// update skeleton only once in a frame\n\n\t\t\t\t\tif ( object.skeleton.frame !== info.render.frame ) {\n\n\t\t\t\t\t\tobject.skeleton.update();\n\t\t\t\t\t\tobject.skeleton.frame = info.render.frame;\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tif ( ! object.frustumCulled || _frustum.intersectsObject( object ) ) {\n\n\t\t\t\t\tif ( sortObjects ) {\n\n\t\t\t\t\t\t_vector3.setFromMatrixPosition( object.matrixWorld )\n\t\t\t\t\t\t\t.applyM
109atrix4( _projScreenMatrix );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tconst geometry = objects.update( object );\n\t\t\t\t\tconst material = object.material;\n\n\t\t\t\t\tif ( Array.isArray( material ) ) {\n\n\t\t\t\t\t\tconst groups = geometry.groups;\n\n\t\t\t\t\t\tfor ( let i = 0, l = groups.length; i < l; i ++ ) {\n\n\t\t\t\t\t\t\tconst group = groups[ i ];\n\t\t\t\t\t\t\tconst groupMaterial = material[ group.materialIndex ];\n\n\t\t\t\t\t\t\tif ( groupMaterial && groupMaterial.visible ) {\n\n\t\t\t\t\t\t\t\tcurrentRenderList.push( object, geometry, groupMaterial, groupOrder, _vector3.z, group );\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t} else if ( material.visible ) {\n\n\t\t\t\t\t\tcurrentRenderList.push( object, geometry, material, groupOrder, _vector3.z, null );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst children = object.children;\n\n\t\tfor ( let i = 0, l = children.length; i < l; i ++ ) {\n\n\t\t\tprojectObject( children[ i ], camera, groupOrder, sortObjects );\n\n\t\t}\n\n\t}\n\n\tfunction renderObjects( renderList, scene, camera ) {\n\n\t\tconst overrideMaterial = scene.isScene === true ? scene.overrideMaterial : null;\n\n\t\tfor ( let i = 0, l = renderList.length; i < l; i ++ ) {\n\n\t\t\tconst renderItem = renderList[ i ];\n\n\t\t\tconst object = renderItem.object;\n\t\t\tconst geometry = renderItem.geometry;\n\t\t\tconst material = overrideMaterial === null ? renderItem.material : overrideMaterial;\n\t\t\tconst group = renderItem.group;\n\n\t\t\tif ( camera.isArrayCamera ) {\n\n\t\t\t\t_currentArrayCamera = camera;\n\n\t\t\t\tconst cameras = camera.cameras;\n\n\t\t\t\tfor ( let j = 0, jl = cameras.length; j < jl; j ++ ) {\n\n\t\t\t\t\tconst camera2 = cameras[ j ];\n\n\t\t\t\t\tif ( object.layers.test( camera2.layers ) ) {\n\n\t\t\t\t\t\tstate.viewport( _currentViewport.copy( camera2.viewport ) );\n\n\t\t\t\t\t\tcurrentRenderState.setupLights( camera2 );\n\n\t\t\t\t\t\trenderObject( object, scene, camera2, geometry, material, group );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\t_currentArrayCamera = null;\n\n\t\t\t\trenderObject( object, scene, camera, geometry, material, group );\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\tfunction renderObject( object, scene, camera, geometry, material, group ) {\n\n\t\tobject.onBeforeRender( _this, scene, camera, geometry, material, group );\n\t\tcurrentRenderState = renderStates.get( scene, _currentArrayCamera || camera );\n\n\t\tobject.modelViewMatrix.multiplyMatrices( camera.matrixWorldInverse, object.matrixWorld );\n\t\tobject.normalMatrix.getNormalMatrix( object.modelViewMatrix );\n\n\t\tif ( object.isImmediateRenderObject ) {\n\n\t\t\tconst program = setProgram( camera, scene, material, object );\n\n\t\t\tstate.setMaterial( material );\n\n\t\t\tbindingStates.reset();\n\n\t\t\trenderObjectImmediate( object, program );\n\n\t\t} else {\n\n\t\t\t_this.renderBufferDirect( camera, scene, geometry, material, object, group );\n\n\t\t}\n\n\t\tobject.onAfterRender( _this, scene, camera, geometry, material, group );\n\t\tcurrentRenderState = renderStates.get( scene, _currentArrayCamera || camera );\n\n\t}\n\n\tfunction initMaterial( material, scene, object ) {\n\n\t\tif ( scene.isScene !== true ) scene = _emptyScene; // scene could be a Mesh, Line, Points, ...\n\n\t\tconst materialProperties = properties.get( material );\n\n\t\tconst lights = currentRenderState.state.lights;\n\t\tconst shadowsArray = currentRenderState.state.shadowsArray;\n\n\t\tconst lightsStateVersion = lights.state.version;\n\n\t\tconst parameters = programCache.getParameters( material, lights.state, shadowsArray, scene, _clipping.numPlanes, _clipping.numIntersection, object );\n\t\tconst programCacheKey = programCache.getProgramCacheKey( parameters );\n\n\t\tlet program = materialProperties.program;\n\t\tlet programChange = true;\n\n\t\tif ( program === undefined ) {\n\n\t\t\t// new material\n\t\t\tmaterial.addEventListener( 'dispose', onMaterialDispose );\n\n\t\t} else if ( program.cacheKey !== programCacheKey ) {\n\n\t\t\t// changed glsl or parameters\n\t\t\treleaseMaterialProgramReference( material );\n\n\t\t} else if ( materialProperties.lightsStateVersion !== lightsStateVersion ) {\n\n\t\t\tmaterialProperties.lightsStateVersion = lightsStateVersion;\n\n\t\t\tprogramChange = false;\n\n\t\t} else if ( parameters.shaderID !== undefined ) {\n\n\t\t\t// same glsl and uniform list\n\t\t\treturn;\n\n\t\t} else {\n\n\t\t\t// only rebuild uniform list\n\t\t\tprogramChange = false;\n\n\t\t}\n\n\t\tif ( programChange ) {\n\n\t\t\tparameters.uniforms = programCache.getUniforms( material, parameters );\n\n\t\t\tmaterial.onBeforeCompile( parameters, _this );\n\n\t\t\tprogram = programCache.acquireProgram( parameters, programCacheKey );\n\n\t\t\tmaterialProperties.program = program;\n\t\t\tmaterialProperties.uniforms = parameters.uniforms;\n\t\t\tmaterialProperties.outputEncoding = parameters.outputEncoding;\n\n\t\t}\n\n\t\tconst programAttributes = program.getAttributes();\n\n\t\tif ( material.morphTargets ) {\n\n\t\t\tmaterial.numSupportedMorphTargets = 0;\n\n\t\t\tfor ( let i = 0; i < _this.maxMorphTargets; i ++ ) {\n\n\t\t\t\tif ( programAttributes[ 'morphTarget' + i ] >= 0 ) {\n\n\t\t\t\t\tmaterial.numSupportedMorphTargets ++;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( material.morphNormals ) {\n\n\t\t\tmaterial.numSupportedMorphNormals = 0;\n\n\t\t\tfor ( let i = 0; i < _this.maxMorphNormals; i ++ ) {\n\n\t\t\t\tif ( programAttributes[ 'morphNormal' + i ] >= 0 ) {\n\n\t\t\t\t\tmaterial.numSupportedMorphNormals ++;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst uniforms = materialProperties.uniforms;\n\n\t\tif ( ! material.isShaderMaterial &&\n\t\t\t! material.isRawShaderMaterial ||\n\t\t\tmaterial.clipping === true ) {\n\n\t\t\tmaterialProperties.numClippingPlanes = _clipping.numPlanes;\n\t\t\tmaterialProperties.numIntersection = _clipping.numIntersection;\n\t\t\tuniforms.clippingPlanes = _clipping.uniform;\n\n\t\t}\n\n\t\tmaterialProperties.environment = material.isMeshStandardMaterial ? scene.environment : null;\n\t\tmaterialProperties.fog = scene.fog;\n\n\t\t// store the light setup it was created for\n\n\t\tmaterialProperties.needsLights = materialNeedsLights( material );\n\t\tmaterialProperties.lightsStateVersion = lightsStateVersion;\n\n\t\tif ( materialProperties.needsLights ) {\n\n\t\t\t// wire up the material to this renderer's lighting state\n\n\t\t\tuniforms.ambientLightColor.value = lights.state.ambient;\n\t\t\tuniforms.lightProbe.value = lights.state.probe;\n\t\t\tuniforms.directionalLights.value = lights.state.directional;\n\t\t\tuniforms.directionalLightShadows.value = lights.state.directionalShadow;\n\t\t\tuniforms.spotLights.value = lights.state.spot;\n\t\t\tuniforms.spotLightShadows.value = lights.state.spotShadow;\n\t\t\tuniforms.rectAreaLights.value = lights.state.rectArea;\n\t\t\tuniforms.pointLights.value = lights.state.point;\n\t\t\tuniforms.pointLightShadows.value = lights.state.pointShadow;\n\t\t\tuniforms.hemisphereLights.value = lights.state.hemi;\n\n\t\t\tuniforms.directionalShadowMap.value = lights.state.directionalShadowMap;\n\t\t\tuniforms.directionalShadowMatrix.value = lights.state.directionalShadowMatrix;\n\t\t\tuniforms.spotShadowMap.value = lights.state.spotShadowMap;\n\t\t\tuniforms.spotShadowMatrix.value = lights.state.spotShadowMatrix;\n\t\t\tuniforms.pointShadowMap.value = lights.state.pointShadowMap;\n\t\t\tuniforms.pointShadowMatrix.value = lights.state.pointShadowMatrix;\n\t\t\t// TODO (abelnation): add area lights shadow info to uniforms\n\n\t\t}\n\n\t\tconst progUniforms = materialProperties.program.getUniforms(),\n\t\t\tuniformsList =\n\t\t\t\tWebGLUniforms.seqWithValue( progUniforms.seq, uniforms );\n\n\t\tmaterialProperties.uniformsList = uniformsList;\n\n\t}\n\n\tfunction setProgram( camera, scene, material, object ) {\n\n\t\tif ( scene.isScene !== true ) scene = _emptyScene; // scene could be a Mesh, Line, Points, ...\n\n\t\ttextures.resetTextureUnits();\n\n\t\tconst fog = scene.fog;\n\t\tconst environment = material.isMeshStandardMaterial ? scene.environment : null;\n\t\tconst encoding = ( _currentRenderTarget === null ) ? _this.outputEncoding : _currentRenderTarget.texture.encoding;\n\n\t\tconst materialProperties = properties.get( material );\n\t\tconst lights = currentRenderState.state.lights;\n\n\t\tif ( _clippingEnabled === true ) {\n\n\t\t\tif ( _localClippingEnabled === true || camera !== _currentCamera ) {\n\n\t\t\t\tconst useCache =\n\t\t\t\t\tcamera === _currentCamera &&\n\t\t\t\t\tmaterial.id === _currentMaterialId;
109\n\n\t\t\t\t// we might want to call this function with some ClippingGroup\n\t\t\t\t// object instead of the material, once it becomes feasible\n\t\t\t\t// (#8465, #8379)\n\t\t\t\t_clipping.setState(\n\t\t\t\t\tmaterial.clippingPlanes, material.clipIntersection, material.clipShadows,\n\t\t\t\t\tcamera, materialProperties, useCache );\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( material.version === materialProperties.__version ) {\n\n\t\t\tif ( materialProperties.program === undefined ) {\n\n\t\t\t\tinitMaterial( material, scene, object );\n\n\t\t\t} else if ( material.fog && materialProperties.fog !== fog ) {\n\n\t\t\t\tinitMaterial( material, scene, object );\n\n\t\t\t} else if ( materialProperties.environment !== environment ) {\n\n\t\t\t\tinitMaterial( material, scene, object );\n\n\t\t\t} else if ( materialProperties.needsLights && ( materialProperties.lightsStateVersion !== lights.state.version ) ) {\n\n\t\t\t\tinitMaterial( material, scene, object );\n\n\t\t\t} else if ( materialProperties.numClippingPlanes !== undefined &&\n\t\t\t\t( materialProperties.numClippingPlanes !== _clipping.numPlanes ||\n\t\t\t\tmaterialProperties.numIntersection !== _clipping.numIntersection ) ) {\n\n\t\t\t\tinitMaterial( material, scene, object );\n\n\t\t\t} else if ( materialProperties.outputEncoding !== encoding ) {\n\n\t\t\t\tinitMaterial( material, scene, object );\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tinitMaterial( material, scene, object );\n\t\t\tmaterialProperties.__version = material.version;\n\n\t\t}\n\n\t\tlet refreshProgram = false;\n\t\tlet refreshMaterial = false;\n\t\tlet refreshLights = false;\n\n\t\tconst program = materialProperties.program,\n\t\t\tp_uniforms = program.getUniforms(),\n\t\t\tm_uniforms = materialProperties.uniforms;\n\n\t\tif ( state.useProgram( program.program ) ) {\n\n\t\t\trefreshProgram = true;\n\t\t\trefreshMaterial = true;\n\t\t\trefreshLights = true;\n\n\t\t}\n\n\t\tif ( material.id !== _currentMaterialId ) {\n\n\t\t\t_currentMaterialId = material.id;\n\n\t\t\trefreshMaterial = true;\n\n\t\t}\n\n\t\tif ( refreshProgram || _currentCamera !== camera ) {\n\n\t\t\tp_uniforms.setValue( _gl, 'projectionMatrix', camera.projectionMatrix );\n\n\t\t\tif ( capabilities.logarithmicDepthBuffer ) {\n\n\t\t\t\tp_uniforms.setValue( _gl, 'logDepthBufFC',\n\t\t\t\t\t2.0 / ( Math.log( camera.far + 1.0 ) / Math.LN2 ) );\n\n\t\t\t}\n\n\t\t\tif ( _currentCamera !== camera ) {\n\n\t\t\t\t_currentCamera = camera;\n\n\t\t\t\t// lighting uniforms depend on the camera so enforce an update\n\t\t\t\t// now, in case this material supports lights - or later, when\n\t\t\t\t// the next material that does gets activated:\n\n\t\t\t\trefreshMaterial = true;\t\t// set to true on material change\n\t\t\t\trefreshLights = true;\t\t// remains set until update done\n\n\t\t\t}\n\n\t\t\t// load material specific uniforms\n\t\t\t// (shader material also gets them for the sake of genericity)\n\n\t\t\tif ( material.isShaderMaterial ||\n\t\t\t\tmaterial.isMeshPhongMaterial ||\n\t\t\t\tmaterial.isMeshToonMaterial ||\n\t\t\t\tmaterial.isMeshStandardMaterial ||\n\t\t\t\tmaterial.envMap ) {\n\n\t\t\t\tconst uCamPos = p_uniforms.map.cameraPosition;\n\n\t\t\t\tif ( uCamPos !== undefined ) {\n\n\t\t\t\t\tuCamPos.setValue( _gl,\n\t\t\t\t\t\t_vector3.setFromMatrixPosition( camera.matrixWorld ) );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tif ( material.isMeshPhongMaterial ||\n\t\t\t\tmaterial.isMeshToonMaterial ||\n\t\t\t\tmaterial.isMeshLambertMaterial ||\n\t\t\t\tmaterial.isMeshBasicMaterial ||\n\t\t\t\tmaterial.isMeshStandardMaterial ||\n\t\t\t\tmaterial.isShaderMaterial ) {\n\n\t\t\t\tp_uniforms.setValue( _gl, 'isOrthographic', camera.isOrthographicCamera === true );\n\n\t\t\t}\n\n\t\t\tif ( material.isMeshPhongMaterial ||\n\t\t\t\tmaterial.isMeshToonMaterial ||\n\t\t\t\tmaterial.isMeshLambertMaterial ||\n\t\t\t\tmaterial.isMeshBasicMaterial ||\n\t\t\t\tmaterial.isMeshStandardMaterial ||\n\t\t\t\tmaterial.isShaderMaterial ||\n\t\t\t\tmaterial.isShadowMaterial ||\n\t\t\t\tmaterial.skinning ) {\n\n\t\t\t\tp_uniforms.setValue( _gl, 'viewMatrix', camera.matrixWorldInverse );\n\n\t\t\t}\n\n\t\t}\n\n\t\t// skinning uniforms must be set even if material didn't change\n\t\t// auto-setting of texture unit for bone texture must go before other textures\n\t\t// otherwise textures used for skinning can take over texture units reserved for other material textures\n\n\t\tif ( material.skinning ) {\n\n\t\t\tp_uniforms.setOptional( _gl, object, 'bindMatrix' );\n\t\t\tp_uniforms.setOptional( _gl, object, 'bindMatrixInverse' );\n\n\t\t\tconst skeleton = object.skeleton;\n\n\t\t\tif ( skeleton ) {\n\n\t\t\t\tconst bones = skeleton.bones;\n\n\t\t\t\tif ( capabilities.floatVertexTextures ) {\n\n\t\t\t\t\tif ( skeleton.boneTexture === undefined ) {\n\n\t\t\t\t\t\t// layout (1 matrix = 4 pixels)\n\t\t\t\t\t\t// RGBA RGBA RGBA RGBA (=> column1, column2, column3, column4)\n\t\t\t\t\t\t// with 8x8 pixel texture max 16 bones * 4 pixels = (8 * 8)\n\t\t\t\t\t\t// 16x16 pixel texture max 64 bones * 4 pixels = (16 * 16)\n\t\t\t\t\t\t// 32x32 pixel texture max 256 bones * 4 pixels = (32 * 32)\n\t\t\t\t\t\t// 64x64 pixel texture max 1024 bones * 4 pixels = (64 * 64)\n\n\n\t\t\t\t\t\tlet size = Math.sqrt( bones.length * 4 ); // 4 pixels needed for 1 matrix\n\t\t\t\t\t\tsize = MathUtils.ceilPowerOfTwo(
109size );\n\t\t\t\t\t\tsize = Math.max( size, 4 );\n\n\t\t\t\t\t\tconst boneMatrices = new Float32Array( size * size * 4 ); // 4 floats per RGBA pixel\n\t\t\t\t\t\tboneMatrices.set( skeleton.boneMatrices ); // copy current values\n\n\t\t\t\t\t\tconst boneTexture = new DataTexture( boneMatrices, size, size, RGBAFormat, FloatType );\n\n\t\t\t\t\t\tskeleton.boneMatrices = boneMatrices;\n\t\t\t\t\t\tskeleton.boneTexture = boneTexture;\n\t\t\t\t\t\tskeleton.boneTextureSize = size;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tp_uniforms.setValue( _gl, 'boneTexture', skeleton.boneTexture, textures );\n\t\t\t\t\tp_uniforms.setValue( _gl, 'boneTextureSize', skeleton.boneTextureSize );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tp_uniforms.setOptional( _gl, skeleton, 'boneMatrices' );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( refreshMaterial || materialProperties.receiveShadow !== object.receiveShadow ) {\n\n\t\t\tmaterialProperties.receiveShadow = object.receiveShadow;\n\t\t\tp_uniforms.setValue( _gl, 'receiveShadow', object.receiveShadow );\n\n\t\t}\n\n\t\tif ( refreshMaterial ) {\n\n\t\t\tp_uniforms.setValue( _gl, 'toneMappingExposure', _this.toneMappingExposure );\n\n\t\t\tif ( materialProperties.needsLights ) {\n\n\t\t\t\t// the current material requires lighting info\n\n\t\t\t\t// note: all lighting uniforms are always set correctly\n\t\t\t\t// they simply reference the renderer's state for their\n\t\t\t\t// values\n\t\t\t\t//\n\t\t\t\t// use the current material's .needsUpdate flags to set\n\t\t\t\t// the GL state when required\n\n\t\t\t\tmarkUniformsLightsNeedsUpdate( m_uniforms, refreshLights );\n\n\t\t\t}\n\n\t\t\t// refresh uniforms common to several materials\n\n\t\t\tif ( fog && material.fog ) {\n\n\t\t\t\tmaterials.refreshFogUniforms( m_uniforms, fog );\n\n\t\t\t}\n\n\t\t\tmaterials.refreshMaterialUniforms( m_uniforms, material, environment, _pixelRatio, _height );\n\n\t\t\t// RectAreaLight Texture\n\t\t\t// TODO (mrdoob): Find a nicer implementation\n\n\t\t\tif ( m_uniforms.ltc_1 !== undefined ) m_uniforms.ltc_1.value = UniformsLib.LTC_1;\n\t\t\tif ( m_uniforms.ltc_2 !== undefined ) m_uniforms.ltc_2.value = UniformsLib.LTC_2;\n\n\t\t\tWebGLUniforms.upload( _gl, materialProperties.uniformsList, m_uniforms, textures );\n\n\t\t}\n\n\t\tif ( material.isShaderMaterial && material.uniformsNeedUpdate === true ) {\n\n\t\t\tWebGLUniforms.upload( _gl, materialProperties.uniformsList, m_uniforms, textures );\n\t\t\tmaterial.uniformsNeedUpdate = false;\n\n\t\t}\n\n\t\tif ( material.isSpriteMaterial ) {\n\n\t\t\tp_uniforms.setValue( _gl, 'center', object.center );\n\n\t\t}\n\n\t\t// common matrices\n\n\t\tp_uniforms.setValue( _gl, 'modelViewMatrix', object.modelViewMatrix );\n\t\tp_uniforms.setValue( _gl, 'normalMatrix', object.normalMatrix );\n\t\tp_uniforms.setValue( _gl, 'modelMatrix', object.matrixWorld );\n\n\t\treturn program;\n\n\t}\n\n\t// If uniforms are marked as clean, they don't need to be loaded to the GPU.\n\n\tfunction markUniformsLightsNeedsUpdate( uniforms, value ) {\n\n\t\tuniforms.ambientLightColor.needsUpdate = value;\n\t\tuniforms.lightProbe.needsUpdate = value;\n\n\t\tuniforms.directionalLights.needsUpdate = value;\n\t\tuniforms.directionalLightShadows.needsUpdate = value;\n\t\tuniforms.pointLights.needsUpdate = value;\n\t\tuniforms.pointLightShadows.needsUpdate = value;\n\t\tuniforms.spotLights.needsUpdate = value;\n\t\tuniforms.spotLightShadows.needsUpdate = value;\n\t\tuniforms.rectAreaLights.needsUpdate = value;\n\t\tuniforms.hemisphereLights.needsUpdate = value;\n\n\t}\n\n\tfunction materialNeedsLights( material ) {\n\n\t\treturn material.isMeshLambertMaterial || material.isMeshToonMaterial || material.isMeshPhongMaterial ||\n\t\t\tmaterial.isMeshStandardMaterial || material.isShadowMaterial ||\n\t\t\t( material.isShaderMaterial && material.lights === true );\n\n\t}\n\n\t//\n\tthis.setFramebuffer = function ( value ) {\n\n\t\tif ( _framebuffer !== value && _currentRenderTarget === null ) _gl.bindFramebuffer( 36160, value );\n\n\t\t_framebuffer = value;\n\n\t};\n\n\tthis.getActiveCubeFace = function () {\n\n\t\treturn _currentActiveCubeFace;\n\n\t};\n\n\tthis.getActiveMipmapLevel = function () {\n\n\t\treturn _currentActiveMipmapLevel;\n\n\t};\n\n\tthis.getRenderTarget = function () {\n\n\t\treturn _currentRenderTarget;\n\n\t};\n\n\tthis.setRenderTarget = function ( renderTarget, activeCubeFace, activeMipmapLevel ) {\n\n\t\t_currentRenderTarget = renderTarget;\n\t\t_currentActiveCubeFace = activeCubeFace;\n\t\t_currentActiveMipmapLevel = activeMipmapLevel;\n\n\t\tif ( renderTarget && properties.get( renderTarget ).__webglFramebuffer === undefined ) {\n\n\t\t\ttextures.setupRenderTarget( renderTarget );\n\n\t\t}\n\n\t\tlet framebuffer = _framebuffer;\n\t\tlet isCube = false;\n\n\t\tif ( renderTarget ) {\n\n\t\t\tconst __webglFramebuffer = properties.get( renderTarget ).__webglFramebuffer;
109\n\n\t\t\tif ( renderTarget.isWebGLCubeRenderTarget ) {\n\n\t\t\t\tframebuffer = __webglFramebuffer[ activeCubeFace || 0 ];\n\t\t\t\tisCube = true;\n\n\t\t\t} else if ( renderTarget.isWebGLMultisampleRenderTarget ) {\n\n\t\t\t\tframebuffer = properties.get( renderTarget ).__webglMultisampledFramebuffer;\n\n\t\t\t} else {\n\n\t\t\t\tframebuffer = __webglFramebuffer;\n\n\t\t\t}\n\n\t\t\t_currentViewport.copy( renderTarget.viewport );\n\t\t\t_currentScissor.copy( renderTarget.scissor );\n\t\t\t_currentScissorTest = renderTarget.scissorTest;\n\n\t\t} else {\n\n\t\t\t_currentViewport.copy( _viewport ).multiplyScalar( _pixelRatio ).floor();\n\t\t\t_currentScissor.copy( _scissor ).multiplyScalar( _pixelRatio ).floor();\n\t\t\t_currentScissorTest = _scissorTest;\n\n\t\t}\n\n\t\tif ( _currentFramebuffer !== framebuffer ) {\n\n\t\t\t_gl.bindFramebuffer( 36160, framebuffer );\n\t\t\t_currentFramebuffer = framebuffer;\n\n\t\t}\n\n\t\tstate.viewport( _currentViewport );\n\t\tstate.scissor( _currentScissor );\n\t\tstate.setScissorTest( _currentScissorTest );\n\n\t\tif ( isCube ) {\n\n\t\t\tconst textureProperties = properties.get( renderTarget.texture );\n\t\t\t_gl.framebufferTexture2D( 36160, 36064, 34069 + ( activeCubeFace || 0 ), textureProperties.__webglTexture, activeMipmapLevel || 0 );\n\n\t\t}\n\n\t};\n\n\tthis.readRenderTargetPixels = function ( renderTarget, x, y, width, height, buffer, activeCubeFaceIndex ) {\n\n\t\tif ( ! ( renderTarget && renderTarget.isWebGLRenderTarget ) ) {\n\n\t\t\tconsole.error( 'THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.' );\n\t\t\treturn;\n\n\t\t}\n\n\t\tlet framebuffer = properties.get( renderTarget ).__webglFramebuffer;\n\n\t\tif ( renderTarget.isWebGLCubeRenderTarget && activeCubeFaceIndex !== undefined ) {\n\n\t\t\tframebuffer = framebuffer[ activeCubeFaceIndex ];\n\n\t\t}\n\n\t\tif ( framebuffer ) {\n\n\t\t\tlet restore = false;\n\n\t\t\tif ( framebuffer !== _currentFramebuffer ) {\n\n\t\t\t\t_gl.bindFramebuffer( 36160, framebuffer );\n\n\t\t\t\trestore = true;\n\n\t\t\t}\n\n\t\t\ttry {\n\n\t\t\t\tconst texture = renderTarget.texture;\n\t\t\t\tconst textureFormat = texture.format;\n\t\t\t\tconst textureType = texture.type;\n\n\t\t\t\tif ( textureFormat !== RGBAFormat && utils.convert( textureFormat ) !== _gl.getParameter( 35739 ) ) {\n\n\t\t\t\t\tconsole.error( 'THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.' );\n\t\t\t\t\treturn;\n\n\t\t\t\t}\n\n\t\t\t\tif ( textureType !== UnsignedByteType && utils.convert( textureType ) !== _gl.getParameter( 35738 ) && // IE11, Edge and Chrome Mac < 52 (#9513)\n\t\t\t\t\t! ( textureType === FloatType && ( capabilities.isWebGL2 || extensions.get( 'OES_texture_float' ) || extensions.get( 'WEBGL_color_buffer_float' ) ) ) && // Chrome Mac >= 52 and Firefox\n\t\t\t\t\t! ( textureType === HalfFloatType && ( capabilities.isWebGL2 ? extensions.get( 'EXT_color_buffer_float' ) : extensions.get( 'EXT_color_buffer_half_float' ) ) ) ) {\n\n\t\t\t\t\tconsole.error( 'THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.' );\n\t\t\t\t\treturn;\n\n\t\t\t\t}\n\n\t\t\t\tif ( _gl.checkFramebufferStatus( 36160 ) === 36053 ) {\n\n\t\t\t\t\t// the following if statement ensures valid read requests (no out-of-bounds pixels, see #8604)\n\n\t\t\t\t\tif ( ( x >= 0 && x <= ( renderTarget.width - width ) ) && ( y >= 0 && y <= ( renderTarget.height - height ) ) ) {\n\n\t\t\t\t\t\t_gl.readPixels( x, y, width, height, utils.convert( textureFormat ), utils.convert( textureType ), buffer );\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconsole.error( 'THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.' );\n\n\t\t\t\t}\n\n\t\t\t} finally {\n\n\t\t\t\tif ( restore ) {\n\n\t\t\t\t\t_gl.bindFramebuffer( 36160, _currentFramebuffer );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t};\n\n\tthis.copyFramebufferToTexture = function ( position, texture, level ) {\n\n\t\tif ( level === undefined ) level = 0;\n\n\t\tconst levelScale = Math.pow( 2, - level );\n\t\tconst width = Math.floor( texture.image.width * levelScale );\n\t\tconst height = Math.floor( texture.image.height * levelScale );\n\t\tconst glFormat = utils.convert( texture.format );\n\n\t\ttextures.setTexture2D( texture, 0 );\n\n\t\t_gl.copyTexImage2D( 3553, level, glFormat, position.x, position.y, width, height, 0 );\n\n\t\tstate.unbindTexture();\n\n\t};\n\n\tthis.copyTextureToTexture = function ( position, srcTexture, dstTexture, level ) {\n\n\t\tif ( level === undefined ) level = 0;\n\n\t\tconst width = srcTexture.image.width;\n\t\tconst height = srcTexture.image.height;\n\t\tconst glFormat = utils.convert( dstTexture.format );\n\t\tconst glType = utils.convert( dstTexture.type );\n\n\t\ttextures.setTexture2D( dstTexture, 0 );\n\n\t\t// As another texture upload may have changed pixelStorei\n\t\t// parameters, make sure they are correct for the dstTexture\n\t\t_gl.pixelStorei( 37440, dstTexture.flipY );\n\t\t_gl.pixelStorei( 37441, dstTexture.premultiplyAlpha );\n\t\t_gl.pixelStorei( 3317, dstTexture.unpackAlignment );\n\n\t\tif ( srcTexture.isDataTexture ) {\n\n\t\t\t_gl.texSubImage2D( 3553, level, position.x, position.y, width, height, glFormat, glType, srcTexture.image.data );\n\n\t\t} else {\n\n\t\t\tif ( srcTexture.isCompressedTexture ) {\n\n\t\t\t\t_gl.compressedTexSubImage2D( 3553, level, position.x, position.y, srcTexture.mipmaps[ 0 ].width, srcTexture.mipmaps[ 0 ].height, glFormat, srcTexture.mipmaps[ 0 ].data );\n\n\t\t\t} else {\n\n\t\t\t\t_gl.texSubImage2D( 3553, level, position.x, position.y, glFormat, glType, srcTexture.image );\n\n\t\t\t}\n\n\t\t}\n\n\t\t// Generate mipmaps only when copying level 0\n\t\tif ( level === 0 && dstTexture.generateMipmaps ) _gl.generateMipmap( 3553 );\n\n\t\tstate.unbindTexture();\n\n\t};\n\n\tthis.initTexture = function ( texture ) {\n\n\t\ttextures.setTexture2D( texture, 0 );\n\n\t\tstate.unbindTexture();\n\n\t};\n\n\tif ( typeof __THREE_DEVTOOLS__ !== 'undefined' ) {\n\n\t\t__THREE_DEVTOOLS__.dispatchEvent( new CustomEvent( 'observe', { detail: this } ) ); // eslint-disable-line no-undef\n\n\t}\n\n}\n\nfunction WebGL1Renderer( parameters ) {\n\n\tWebGLRenderer.call( this, parameters );\n\n}\n\nWebGL1Renderer.prototype = Object.assign( Object.create( WebGLRenderer.prototype ), {\n\n\tconstructor: WebGL1Renderer,\n\n\tisWebGL1Renderer: true\n\n} );\n\nfunction FogExp2( color, density ) {\n\n\tthis.name = '';\n\n\tthis.color = new Color( color );\n\tthis.density = ( density !== undefined ) ? density : 0.00025;\n\n}\n\nObject.assign( FogExp2.prototype, {\n\n\tisFogExp2: true,\n\n\tclone: function () {\n\n\t\treturn new FogExp2( this.color, this.density );\n\n\t},\n\n\ttoJSON: function ( /* meta */ ) {\n\n\t\treturn {\n\t\t\ttype: 'FogExp2',\n\t\t\tcolor: this.color.getHex(),\n\t\t\tdensity: this.density\n\t\t};\n\n\t}\n\n} );\n\nfunction Fog( color, near, far ) {\n\n\tthis.name = '';\n\n\tthis.color = new Color( color );\n\n\tthis.near = ( near !== undefined ) ? near : 1;\n\tthis.far = ( far !== undefined ) ? far : 1000;\n\n}\n\nObject.assign( Fog.prototype, {\n\n\tisFog: true,\n\n\tclone: function () {\n\n\t\treturn new Fog( this.color, this.near, this.far );\n\n\t},\n\n\ttoJSON: function ( /* meta */ ) {\n\n\t\treturn {\n\t\t\ttype: 'Fog',\n\t\t\tcolor: this.color.getHex(),\n\t\t\tnear: this.near,\n\t\t\tfar: this.far\n\t\t};\n\n\t}\n\n} );\n\nfunction InterleavedBuffer( array, stride ) {\n\n\tthis.array = array;\n\tthis.stride = stride;
109\n\tthis.count = array !== undefined ? array.length / stride : 0;\n\n\tthis.usage = StaticDrawUsage;\n\tthis.updateRange = { offset: 0, count: - 1 };\n\n\tthis.version = 0;\n\n\tthis.uuid = MathUtils.generateUUID();\n\n}\n\nObject.defineProperty( InterleavedBuffer.prototype, 'needsUpdate', {\n\n\tset: function ( value ) {\n\n\t\tif ( value === true ) this.version ++;\n\n\t}\n\n} );\n\nObject.assign( InterleavedBuffer.prototype, {\n\n\tisInterleavedBuffer: true,\n\n\tonUploadCallback: function () {},\n\n\tsetUsage: function ( value ) {\n\n\t\tthis.usage = value;\n\n\t\treturn this;\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\tthis.array = new source.array.constructor( source.array );\n\t\tthis.count = source.count;\n\t\tthis.stride = source.stride;\n\t\tthis.usage = source.usage;\n\n\t\treturn this;\n\n\t},\n\n\tcopyAt: function ( index1, attribute, index2 ) {\n\n\t\tindex1 *= this.stride;\n\t\tindex2 *= attribute.stride;\n\n\t\tfor ( let i = 0, l = this.stride; i < l; i ++ ) {\n\n\t\t\tthis.array[ index1 + i ] = attribute.array[ index2 + i ];\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tset: function ( value, offset ) {\n\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tthis.array.set( value, offset );\n\n\t\treturn this;\n\n\t},\n\n\tclone: function ( data ) {\n\n\t\tif ( data.arrayBuffers === undefined ) {\n\n\t\t\tdata.arrayBuffers = {};\n\n\t\t}\n\n\t\tif ( this.array.buffer._uuid === undefined ) {\n\n\t\t\tthis.array.buffer._uuid = MathUtils.generateUUID();\n\n\t\t}\n\n\t\tif ( data.arrayBuffers[ this.array.buffer._uuid ] === undefined ) {\n\n\t\t\tdata.arrayBuffers[ this.array.buffer._uuid ] = this.array.slice( 0 ).buffer;\n\n\t\t}\n\n\t\tconst array = new this.array.constructor( data.arrayBuffers[ this.array.buffer._uuid ] );\n\n\t\tconst ib = new InterleavedBuffer( array, this.stride );\n\t\tib.setUsage( this.usage );\n\n\t\treturn ib;\n\n\t},\n\n\tonUpload: function ( callback ) {\n\n\t\tthis.onUploadCallback = callback;\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function ( data ) {\n\n\t\tif ( data.arrayBuffers === undefined ) {\n\n\t\t\tdata.arrayBuffers = {};\n\n\t\t}\n\n\t\t// generate UUID for array buffer if necessary\n\n\t\tif ( this.array.buffer._uuid === undefined ) {\n\n\t\t\tthis.array.buffer._uuid = MathUtils.generateUUID();\n\n\t\t}\n\n\t\tif ( data.arrayBuffers[ this.array.buffer._uuid ] === undefined ) {\n\n\t\t\tdata.arrayBuffers[ this.array.buffer._uuid ] = Array.prototype.slice.call( new Uint32Array( this.array.buffer ) );\n\n\t\t}\n\n\t\t//\n\n\t\treturn {\n\t\t\tuuid: this.uuid,\n\t\t\tbuffer: this.array.buffer._uuid,\n\t\t\ttype: this.array.constructor.name,\n\t\t\tstride: this.stride\n\t\t};\n\n\t}\n\n} );\n\nconst _vector$6 = new Vector3();\n\nfunction InterleavedBufferAttribute( interleavedBuffer, itemSize, offset, normalized ) {\n\n\tthis.name = '';\n\n\tthis.data = interleavedBuffer;\n\tthis.itemSize = itemSize;\n\tthis.offset = offset;\n\n\tthis.normalized = normalized === true;\n\n}\n\nObject.defineProperties( InterleavedBufferAttribute.prototype, {\n\n\tcount: {\n\n\t\tget: function () {\n\n\t\t\treturn this.data.count;\n\n\t\t}\n\n\t},\n\n\tarray: {\n\n\t\tget: function () {\n\n\t\t\treturn this.data.array;\n\n\t\t}\n\n\t},\n\n\tneedsUpdate: {\n\n\t\tset: function ( value ) {\n\n\t\t\tthis.data.needsUpdate = value;\n\n\t\t}\n\n\t}\n\n} );\n\nObject.assign( InterleavedBufferAttribute.prototype, {\n\n\tisInterleavedBufferAttribute: true,\n\n\tapplyMatrix4: function ( m ) {\n\n\t\tfor ( let i = 0, l = this.data.count; i < l; i ++ ) {\n\n\t\t\t_vector$6.x = this.getX( i );\n\t\t\t_vector$6.y = this.getY( i );\n\t\t\t_vector$6.z = this.getZ( i );\n\n\t\t\t_vector$6.applyMatrix4( m );\n\n\t\t\tthis.setXYZ( i, _vector$6.x, _vector$6.y, _vector$6.z );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tsetX: function ( index, x ) {\n\n\t\tthis.data.array[ index * this.data.stride + this.offset ] = x;\n\n\t\treturn this;\n\n\t},\n\n\tsetY: function ( index, y ) {\n\n\t\tthis.data.array[ index * this.data.stride + this.offset + 1 ] = y;\n\n\t\treturn this;\n\n\t},\n\n\tsetZ: function ( index, z ) {\n\n\t\tthis.data.array[ index * this.data.stride + this.offset + 2 ] = z;\n\n\t\treturn this;\n\n\t},\n\n\tsetW: function ( index, w ) {\n\n\t\tthis.data.array[ index * this.data.stride + this.offset + 3 ] = w;\n\n\t\treturn this;\n\n\t},\n\n\tgetX: function ( index ) {\n\n\t\treturn this.data.array[ index * this.data.stride + this.offset ];\n\n\t},\n\n\tgetY: function ( index ) {\n\n\t\treturn this.data.array[ index * this.data.stride + this.offset + 1 ];\n\n\t},\n\n\tgetZ: function ( index ) {\n\n\t\treturn this.data.array[ index * this.data.stride + this.offset + 2 ];\n\n\t},\n\n\tgetW: function ( index ) {\n\n\t\treturn this.data.array[ index * this.data.stride + this.offset + 3 ];\n\n\t},\n\n\tsetXY: function ( index, x, y ) {\n\n\t\tindex = index * this.data.stride + this.offset;\n\n\t\tthis.data.array[ index + 0 ] = x;\n\t\tthis.data.array[ index + 1 ] = y;\n\n\t\treturn this;\n\n\t},\n\n\tsetXYZ: function ( index, x, y, z ) {\n\n\t\tindex = index * this.data.stride + this.offset;\n\n\t\tthis.data.array[ index + 0 ] = x;\n\t\tthis.data.array[ index + 1 ] = y;\n\t\tthis.data.array[ index + 2 ] = z;\n\n\t\treturn this;\n\n\t},\n\n\tsetXYZW: function ( index, x, y, z, w ) {\n\n\t\tindex = index * this.data.stride + this.offset;\n\n\t\tthis.data.array[ index + 0 ] = x;\n\t\tthis.data.array[ index + 1 ] = y;\n\t\tthis.data.array[ index + 2 ] = z;\n\t\tthis.data.array[ index + 3 ] = w;\n\n\t\treturn this;\n\n\t},\n\n\tclone: function ( data ) {\n\n\t\tif ( data === undefined ) {\n\n\t\t\tconsole.log( 'THREE.InterleavedBufferAttribute.clone(): Cloning an interlaved buffer attribute will deinterleave buffer data.' );\n\n\t\t\tconst array = [];\n\n\t\t\tfor ( let i = 0; i < this.count; i ++ ) {\n\n\t\t\t\tconst index = i * this.data.stride + this.offset;\n\n\t\t\t\tfor ( let j = 0; j < this.itemSize; j ++ ) {\n\n\t\t\t\t\tarray.push( this.data.array[ index + j ] );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\treturn new BufferAttribute( new this.array.constructor( array ), this.itemSize, this.normalized );\n\n\t\t} else {\n\n\t\t\tif ( data.interleavedBuffers === undefined ) {\n\n\t\t\t\tdata.interleavedBuffers = {};\n\n\t\t\t}\n\n\t\t\tif ( data.interleavedBuffers[ this.data.uuid ] === undefined ) {\n\n\t\t\t\tdata.interleavedBuffers[ this.data.uuid ] = this.data.clone( data );\n\n\t\t\t}\n\n\t\t\treturn new InterleavedBufferAttribute( data.interleavedBuffers[ this.data.uuid ], this.itemSize, this.offset, this.normalized );\n\n\t\t}\n\n\t},\n\n\ttoJSON: function ( data ) {\n\n\t\tif ( data === undefined ) {\n\n\t\t\tconsole.log( 'THREE.InterleavedBufferAttribute.toJSON(): Serializing an interlaved buffer attribute will deinterleave buffer data.' );\n\n\t\t\tconst array = [];\n\n\t\t\tfor ( let i = 0; i < this.count; i ++ ) {\n\n\t\t\t\tconst index = i * this.data.stride + this.offset;\n\n\t\t\t\tfor ( let j = 0; j < this.itemSize; j ++ ) {\n\n\t\t\t\t\tarray.push( this.data.array[ index + j ] );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\t// deinterleave data and save it as an ordinary buffer attribute for now\n\n\t\t\treturn {\n\t\t\t\titemSize: this.itemSize,\n\t\t\t\ttype: this.array.constructor.name,\n\t\t\t\tarray: array,\n\t\t\t\tnormalized: this.normalized\n\t\t\t};\n\n\t\t} else {\n\n\t\t\t// save as true interlaved attribtue\n\n\t\t\tif ( data.interleavedBuffers === undefined ) {\n\n\t\t\t\tdata.interleavedBuffers = {};\n\n\t\t\t}\n\n\t\t\tif ( data.interleavedBuffers[ this.data.uuid ] === undefined ) {\n\n\t\t\t\tdata.interleavedBuffers[ this.data.uuid ] = this.data.toJSON( data );\n\n\t\t\t}\n\n\t\t\treturn {\n\t\t\t\tisInterleavedBufferAttribute: true,\n\t\t\t\titemSize: this.itemSize,\n\t\t\t\tdata: this.data.uuid,\n\t\t\t\toffset: this.offset,\n\t\t\t\tnormalized: this.normalized\n\t\t\t};\n\n\t\t}\n\n\t}\n\n} );\n\n/**\n * parameters = {\n * color: <hex>,\n * map: new THREE.Texture( <Image> ),\n * alphaMap: new THREE.Texture( <Image> ),\n * rotation: <float>,\n * sizeAttenuation: <bool>\n * }\n */\n\nfunction SpriteMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.type = 'SpriteMaterial';\n\n\tthis.color = new Color( 0xffffff );\n\n\tthis.map = null;\n\n\tthis.alphaMap = null;\n\n\tthis.rotation = 0;\n\n\tthis.sizeAttenuation = true;\n\n\tthis.transparent = true;\n\n\tthis.setValues( parameters );\n\n}\n\nSpriteMaterial.prototype = Object.create( Material.prototype );\nSpriteMaterial.prototype.constructor = SpriteMaterial;\nSpriteMaterial.prototype.isSpriteMaterial = true;\n\nSpriteMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.color.copy( source.color );\n\n\tthis.map = source.map;\n\n\tthis.alphaMap = source.alphaMap;\n\n\tthis.rotation = source.rotation;\n\n\tthis.sizeAttenuation = source.sizeAttenuation;\n\n\treturn this;\n\n};\n\nlet _geometry;\n\nconst _intersectPoint = new Vector3();\nconst _worldScale = new Vector3();\nconst _mvPosition = new Vector3();\n\nconst _alignedPosition = new Vector2();\nconst _rotatedPosition = new Vector2();\nconst _viewWorldMatrix = new Matrix4();\n\nconst _vA$1 = new Vector3();\nconst _vB$1 = new Vector3();\nconst _vC$1 = new Vector3();\n\nconst _uvA$1 = new Vector2();\nconst _uvB$1 = new Vector2();\nconst _uvC$1 = new Vector2();\n\nfunction Sprite( material ) {\n\n\tObject3D.call( this );\n\n\tthis.type = 'Sprite';\n\n\tif ( _geometry === undefined ) {\n\n\t\t_geometry = new BufferGeometry();\n\n\t\tconst float32Array = new Float32Array( [\n\t\t\t- 0.5, - 0.5, 0, 0, 0,\n\t\t\t0.5, - 0.5, 0, 1, 0,\n\t\t\t0.5, 0.5, 0, 1, 1,\n\t\t\t- 0.5, 0.5, 0, 0, 1\n\t\t] );\n\n\t\tconst interleavedBuffer = new InterleavedBuffer( float32Array, 5 );\n\n\t\t_geometry.setIndex( [ 0, 1, 2,\t0, 2, 3 ] );\n\t\t_geometry.setAttribute( 'position', new InterleavedBufferAttribute( interleavedBuffer, 3, 0, false ) );\n\t\t_geometry.setAttribute( 'uv', new InterleavedBufferAttribute( interleavedBuffer, 2, 3, false ) );\n\n\t}\n\n\tthis.geometry = _geometry;\n\tthis.material = ( material !== undefined ) ? material : new SpriteMaterial();\n\n\tthis.center = new Vector2( 0.5, 0.5 );\n\n}\n\nSprite.prototype = Object.assign( Object.create( Object3D.prototype ), {\n\n\tconstructor: Sprite,\n\n\tisSprite: true,\n\n\traycast: function ( raycaster, intersects ) {\n\n\t\tif ( raycaster.camera === null ) {\n\n\t\t\tconsole.error( 'THREE.Sprite: \"Raycaster.camera\" needs to be set in order to raycast against sprites.' );\n\n\t\t}\n\n\t\t_worldScale.setFromMatrixScale( this.matrixWorld );\n\n\t\t_viewWorldMatrix.copy( raycaster.camera.matrixWorld );\n\t\tthis.modelViewMatrix.multiplyMatrices( raycaster.camera.matrixWorldInverse, this.matrixWorld );\n\n\t\t_mvPosition.setFromMatrixPosition( this.modelViewMatrix );\n\n\t\tif ( raycaster.camera.isPerspectiveCamera && this.material.sizeAttenuation === false ) {\n\n\t\t\t_worldScale.multiplyScalar( - _mvPosition.z );\n\n\t\t}\n\n\t\tconst rotation = this.material.rotation;\n\t\tlet sin, cos;\n\n\t\tif ( rotation !== 0 ) {\n\n\t\t\tcos = Math.cos( rotation );\n\t\t\tsin = Math.sin( rotation );\n\n\t\t}\n\n\t\tconst center = this.center;\n\n\t\ttransformVertex( _vA$1.set( - 0.5, - 0.5, 0 ), _mvPosition, center, _worldScale, sin, cos );\n\t\ttransformVertex( _vB$1.set( 0.5, - 0.5, 0 ), _mvPosition, center, _worldScale, sin, cos );\n\t\ttransformVertex( _vC$1.set( 0.5, 0.5, 0 ), _mvPosition, center, _worldScale, sin, cos );\n\n\t\t_uvA$1.set( 0, 0 );\n\t\t_uvB$1.set( 1, 0 );\n\t\t_uvC$1.set( 1, 1 );\n\n\t\t// check first triangle\n\t\tlet intersect = raycaster.ray.intersectTriangle( _vA$1, _vB$1, _vC$1, false, _intersectPoint );\n\n\t\tif ( intersect === null ) {\n\n\t\t\t// check second triangle\n\t\t\ttransformVertex( _vB$1.set( - 0.5, 0.5, 0 ), _mvPosition, center, _worldScale, sin, cos );\n\t\t\t_uvB$1.set( 0, 1 );\n\n\t\t\tintersect = raycaster.ray.intersectTriangle( _vA$1, _vC$1, _vB$1, false, _intersectPoint );\n\t\t\tif ( intersect === null ) {\n\n\t\t\t\treturn;\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst distance = raycaster.ray.origin.distanceTo( _intersectPoint );\n\n\t\tif ( distance < raycaster.near || distance > raycaster.far ) return;\n\n\t\tintersects.push( {\n\n\t\t\tdistance: distance,\n\t\t\tpoint: _intersectPoint.clone(),\n\t\t\tuv: Triangle.getUV( _intersectPoint, _vA$1, _vB$1, _vC$1, _uvA$1, _uvB$1, _uvC$1, new Vector2() ),\n\t\t\tface: null,\n\t\t\tobject: this\n\n\t\t} );\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\tObject3D.prototype.copy.call( this, source );\n\n\t\tif ( source.center !== undefined ) this.center.copy( source.center );\n\n\t\tthis.material = source.material;\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction transformVertex( vertexPosition, mvPosition, center, scale, sin, cos ) {\n\n\t// compute position in camera space\n\t_alignedPosition.subVectors( vertexPosition, center ).addScalar( 0.5 ).multiply( scale );\n\n\t// to check if rotation is not zero\n\tif ( sin !== undefined ) {\n\n\t\t_rotatedPosition.x = ( cos * _alignedPosition.x ) - ( sin * _alignedPosition.y );\n\t\t_rotatedPosition.y = ( sin * _alignedPosition.x ) + ( cos * _alignedPosition.y );\n\n\t} else {\n\n\t\t_rotatedPosition.copy( _alignedPosition );\n\n\t}\n\n\n\tvertexPosition.copy( mvPosition );\n\tvertexPosition.x += _rotatedPosition.x;\n\tvertexPosition.y += _rotatedPosition.y;\n\n\t// transform to world space\n\tvertexPosition.applyMatrix4( _viewWorldMatrix );\n\n}\n\nconst _v1$4 = new Vector3();\nconst _v2$2 = new Vector3();
109\n\nfunction LOD() {\n\n\tObject3D.call( this );\n\n\tthis._currentLevel = 0;\n\n\tthis.type = 'LOD';\n\n\tObject.defineProperties( this, {\n\t\tlevels: {\n\t\t\tenumerable: true,\n\t\t\tvalue: []\n\t\t}\n\t} );\n\n\tthis.autoUpdate = true;\n\n}\n\nLOD.prototype = Object.assign( Object.create( Object3D.prototype ), {\n\n\tconstructor: LOD,\n\n\tisLOD: true,\n\n\tcopy: function ( source ) {\n\n\t\tObject3D.prototype.copy.call( this, source, false );\n\n\t\tconst levels = source.levels;\n\n\t\tfor ( let i = 0, l = levels.length; i < l; i ++ ) {\n\n\t\t\tconst level = levels[ i ];\n\n\t\t\tthis.addLevel( level.object.clone(), level.distance );\n\n\t\t}\n\n\t\tthis.autoUpdate = source.autoUpdate;\n\n\t\treturn this;\n\n\t},\n\n\taddLevel: function ( object, distance ) {\n\n\t\tif ( distance === undefined ) distance = 0;\n\n\t\tdistance = Math.abs( distance );\n\n\t\tconst levels = this.levels;\n\n\t\tlet l;\n\n\t\tfor ( l = 0; l < levels.length; l ++ ) {\n\n\t\t\tif ( distance < levels[ l ].distance ) {\n\n\t\t\t\tbreak;\n\n\t\t\t}\n\n\t\t}\n\n\t\tlevels.splice( l, 0, { distance: distance, object: object } );\n\n\t\tthis.add( object );\n\n\t\treturn this;\n\n\t},\n\n\tgetCurrentLevel: function () {\n\n\t\treturn this._currentLevel;\n\n\t},\n\n\tgetObjectForDistance: function ( distance ) {\n\n\t\tconst levels = this.levels;\n\n\t\tif ( levels.length > 0 ) {\n\n\t\t\tlet i, l;\n\n\t\t\tfor ( i = 1, l = levels.length; i < l; i ++ ) {\n\n\t\t\t\tif ( distance < levels[ i ].distance ) {\n\n\t\t\t\t\tbreak;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\treturn levels[ i - 1 ].object;\n\n\t\t}\n\n\t\treturn null;\n\n\t},\n\n\traycast: function ( raycaster, intersects ) {\n\n\t\tconst levels = this.levels;\n\n\t\tif ( levels.length > 0 ) {\n\n\t\t\t_v1$4.setFromMatrixPosition( this.matrixWorld );\n\n\t\t\tconst distance = raycaster.ray.origin.distanceTo( _v1$4 );\n\n\t\t\tthis.getObjectForDistance( distance ).raycast( raycaster, intersects );\n\n\t\t}\n\n\t},\n\n\tupdate: function ( camera ) {\n\n\t\tconst levels = this.levels;\n\n\t\tif ( levels.length > 1 ) {\n\n\t\t\t_v1$4.setFromMatrixPosition( camera.matrixWorld );\n\t\t\t_v2$2.setFromMatrixPosition( this.matrixWorld );\n\n\t\t\tconst distance = _v1$4.distanceTo( _v2$2 ) / camera.zoom;\n\n\t\t\tlevels[ 0 ].object.visible = true;\n\n\t\t\tlet i, l;\n\n\t\t\tfor ( i = 1, l = levels.length; i < l; i ++ ) {\n\n\t\t\t\tif ( distance >= levels[ i ].distance ) {\n\n\t\t\t\t\tlevels[ i - 1 ].object.visible = false;\n\t\t\t\t\tlevels[ i ].object.visible = true;\n\n\t\t\t\t} else {\n\n\t\t\t\t\tbreak;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tthis._currentLevel = i - 1;\n\n\t\t\tfor ( ; i < l; i ++ ) {\n\n\t\t\t\tlevels[ i ].object.visible = false;\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\ttoJSON: function ( meta ) {\n\n\t\tconst data = Object3D.prototype.toJSON.call( this, meta );\n\n\t\tif ( this.autoUpdate === false ) data.object.autoUpdate = false;\n\n\t\tdata.object.levels = [];\n\n\t\tconst levels = this.levels;\n\n\t\tfor ( let i = 0, l = levels.length; i < l; i ++ ) {\n\n\t\t\tconst level = levels[ i ];\n\n\t\t\tdata.object.levels.push( {\n\t\t\t\tobject: level.object.uuid,\n\t\t\t\tdistance: level.distance\n\t\t\t} );\n\n\t\t}\n\n\t\treturn data;\n\n\t}\n\n} );\n\nfunction SkinnedMesh( geometry, material ) {\n\n\tif ( geometry && geometry.isGeometry ) {\n\n\t\tconsole.error( 'THREE.SkinnedMesh no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.' );\n\n\t}\n\n\tMesh.call( this, geometry, material );\n\n\tthis.type = 'SkinnedMesh';\n\n\tthis.bindMode = 'attached';\n\tthis.bindMatrix = new Matrix4();\n\tthis.bindMatrixInverse = new Matrix4();\n\n}\n\nSkinnedMesh.prototype = Object.assign( Object.create( Mesh.prototype ), {\n\n\tconstructor: SkinnedMesh,\n\n\tisSkinnedMesh: true,\n\n\tcopy: function ( source ) {\n\n\t\tMesh.prototype.copy.call( this, source );\n\n\t\tthis.bindMode = source.bindMode;\n\t\tthis.bindMatrix.copy( source.bindMatrix );\n\t\tthis.bindMatrixInverse.copy( source.bindMatrixInverse );\n\n\t\tthis.skeleton = source.skeleton;\n\n\t\treturn this;\n\n\t},\n\n\tbind: function ( skeleton, bindMatrix ) {\n\n\t\tthis.skeleton = skeleton;\n\n\t\tif ( bindMatrix === undefined ) {\n\n\t\t\tthis.updateMatrixWorld( true );\n\n\t\t\tthis.skeleton.calculateInverses();\n\n\t\t\tbindMatrix = this.matrixWorld;\n\n\t\t}\n\n\t\tthis.bindMatrix.copy( bindMatrix );\n\t\tthis.bindMatrixInverse.getInverse( bindMatrix );\n\n\t},\n\n\tpose: function () {\n\n\t\tthis.skeleton.pose();\n\n\t},\n\n\tnormalizeSkinWeights: function () {\n\n\t\tconst vector = new Vector4();\n\n\t\tconst skinWeight = this.geometry.attributes.skinWeight;\n\n\t\tfor ( let i = 0, l = skinWeight.count; i < l; i ++ ) {\n\n\t\t\tvector.x = skinWeight.getX( i );\n\t\t\tvector.y = skinWeight.getY( i );\n\t\t\tvector.z = skinWeight.getZ( i );\n\t\t\tvector.w = skinWeight.getW( i );\n\n\t\t\tconst scale = 1.0 / vector.manhattanLength();\n\n\t\t\tif ( scale !== Infinity ) {\n\n\t\t\t\tvector.multiplyScalar( scale );\n\n\t\t\t} else {\n\n\t\t\t\tvector.set( 1, 0, 0, 0 );
109 // do something reasonable\n\n\t\t\t}\n\n\t\t\tskinWeight.setXYZW( i, vector.x, vector.y, vector.z, vector.w );\n\n\t\t}\n\n\t},\n\n\tupdateMatrixWorld: function ( force ) {\n\n\t\tMesh.prototype.updateMatrixWorld.call( this, force );\n\n\t\tif ( this.bindMode === 'attached' ) {\n\n\t\t\tthis.bindMatrixInverse.getInverse( this.matrixWorld );\n\n\t\t} else if ( this.bindMode === 'detached' ) {\n\n\t\t\tthis.bindMatrixInverse.getInverse( this.bindMatrix );\n\n\t\t} else {\n\n\t\t\tconsole.warn( 'THREE.SkinnedMesh: Unrecognized bindMode: ' + this.bindMode );\n\n\t\t}\n\n\t},\n\n\tboneTransform: ( function () {\n\n\t\tconst basePosition = new Vector3();\n\n\t\tconst skinIndex = new Vector4();\n\t\tconst skinWeight = new Vector4();\n\n\t\tconst vector = new Vector3();\n\t\tconst matrix = new Matrix4();\n\n\t\treturn function ( index, target ) {\n\n\t\t\tconst skeleton = this.skeleton;\n\t\t\tconst geometry = this.geometry;\n\n\t\t\tskinIndex.fromBufferAttribute( geometry.attributes.skinIndex, index );\n\t\t\tskinWeight.fromBufferAttribute( geometry.attributes.skinWeight, index );\n\n\t\t\tbasePosition.fromBufferAttribute( geometry.attributes.position, index ).applyMatrix4( this.bindMatrix );\n\n\t\t\ttarget.set( 0, 0, 0 );\n\n\t\t\tfor ( let i = 0; i < 4; i ++ ) {\n\n\t\t\t\tconst weight = skinWeight.getComponent( i );\n\n\t\t\t\tif ( weight !== 0 ) {\n\n\t\t\t\t\tconst boneIndex = skinIndex.getComponent( i );\n\n\t\t\t\t\tmatrix.multiplyMatrices( skeleton.bones[ boneIndex ].matrixWorld, skeleton.boneInverses[ boneIndex ] );\n\n\t\t\t\t\ttarget.addScaledVector( vector.copy( basePosition ).applyMatrix4( matrix ), weight );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\treturn target.applyMatrix4( this.bindMatrixInverse );\n\n\t\t};\n\n\t}() )\n\n} );\n\nconst _offsetMatrix = new Matrix4();\nconst _identityMatrix = new Matrix4();\n\nfunction Skeleton( bones, boneInverses ) {\n\n\t// copy the bone array\n\n\tbones = bones || [];\n\n\tthis.bones = bones.slice( 0 );\n\tthis.boneMatrices = new Float32Array( this.bones.length * 16 );\n\n\tthis.frame = - 1;\n\n\t// use the supplied bone inverses or calculate the inverses\n\n\tif ( boneInverses === undefined ) {\n\n\t\tthis.calculateInverses();\n\n\t} else {\n\n\t\tif ( this.bones.length === boneInverses.length ) {\n\n\t\t\tthis.boneInverses = boneInverses.slice( 0 );\n\n\t\t} else {\n\n\t\t\tconsole.warn( 'THREE.Skeleton boneInverses is the wrong length.' );\n\n\t\t\tthis.boneInverses = [];\n\n\t\t\tfor ( let i = 0, il = this.bones.length; i < il; i ++ ) {\n\n\t\t\t\tthis.boneInverses.push( new Matrix4() );\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n}\n\nObject.assign( Skeleton.prototype, {\n\n\tcalculateInverses: function () {\n\n\t\tthis.boneInverses = [];\n\n\t\tfor ( let i = 0, il = this.bones.length; i < il; i ++ ) {\n\n\t\t\tconst inverse = new Matrix4();\n\n\t\t\tif ( this.bones[ i ] ) {\n\n\t\t\t\tinverse.getInverse( this.bones[ i ].matrixWorld );\n\n\t\t\t}\n\n\t\t\tthis.boneInverses.push( inverse );\n\n\t\t}\n\n\t},\n\n\tpose: function () {\n\n\t\t// recover the bind-time world matrices\n\n\t\tfor ( let i = 0, il = this.bones.length; i < il; i ++ ) {\n\n\t\t\tconst bone = this.bones[ i ];\n\n\t\t\tif ( bone ) {\n\n\t\t\t\tbone.matrixWorld.getInverse( this.boneInverses[ i ] );\n\n\t\t\t}\n\n\t\t}\n\n\t\t// compute the local matrices, positions, rotations and scales\n\n\t\tfor ( let i = 0, il = this.bones.length; i < il; i ++ ) {\n\n\t\t\tconst bone = this.bones[ i ];\n\n\t\t\tif ( bone ) {\n\n\t\t\t\tif ( bone.parent && bone.parent.isBone ) {\n\n\t\t\t\t\tbone.matrix.getInverse( bone.parent.matrixWorld );\n\t\t\t\t\tbone.matrix.multiply( bone.matrixWorld );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tbone.matrix.copy( bone.matrixWorld );\n\n\t\t\t\t}\n\n\t\t\t\tbone.matrix.decompose( bone.position, bone.quaternion, bone.scale );\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\tupdate: function () {\n\n\t\tconst bones = this.bones;\n\t\tconst boneInverses = this.boneInverses;\n\t\tconst boneMatrices = this.boneMatrices;\n\t\tconst boneTexture = this.boneTexture;\n\n\t\t// flatten bone matrices to array\n\n\t\tfor ( let i = 0, il = bones.length; i < il; i ++ ) {\n\n\t\t\t// compute the offset between the current and the original transform\n\n\t\t\tconst matrix = bones[ i ] ? bones[ i ].matrixWorld : _identityMatrix;
109\n\n\t\t\t_offsetMatrix.multiplyMatrices( matrix, boneInverses[ i ] );\n\t\t\t_offsetMatrix.toArray( boneMatrices, i * 16 );\n\n\t\t}\n\n\t\tif ( boneTexture !== undefined ) {\n\n\t\t\tboneTexture.needsUpdate = true;\n\n\t\t}\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new Skeleton( this.bones, this.boneInverses );\n\n\t},\n\n\tgetBoneByName: function ( name ) {\n\n\t\tfor ( let i = 0, il = this.bones.length; i < il; i ++ ) {\n\n\t\t\tconst bone = this.bones[ i ];\n\n\t\t\tif ( bone.name === name ) {\n\n\t\t\t\treturn bone;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn undefined;\n\n\t},\n\n\tdispose: function ( ) {\n\n\t\tif ( this.boneTexture ) {\n\n\t\t\tthis.boneTexture.dispose();\n\n\t\t\tthis.boneTexture = undefined;\n\n\t\t}\n\n\t}\n\n} );\n\nfunction Bone() {\n\n\tObject3D.call( this );\n\n\tthis.type = 'Bone';\n\n}\n\nBone.prototype = Object.assign( Object.create( Object3D.prototype ), {\n\n\tconstructor: Bone,\n\n\tisBone: true\n\n} );\n\nconst _instanceLocalMatrix = new Matrix4();\nconst _instanceWorldMatrix = new Matrix4();\n\nconst _instanceIntersects = [];\n\nconst _mesh = new Mesh();\n\nfunction InstancedMesh( geometry, material, count ) {\n\n\tMesh.call( this, geometry, material );\n\n\tthis.instanceMatrix = new BufferAttribute( new Float32Array( count * 16 ), 16 );\n\n\tthis.count = count;\n\n\tthis.frustumCulled = false;\n\n}\n\nInstancedMesh.prototype = Object.assign( Object.create( Mesh.prototype ), {\n\n\tconstructor: InstancedMesh,\n\n\tisInstancedMesh: true,\n\n\tcopy: function ( source ) {\n\n\t\tMesh.prototype.copy.call( this, source );\n\n\t\tthis.instanceMatrix.copy( source.instanceMatrix );\n\t\tthis.count = source.count;\n\n\t\treturn this;\n\n\t},\n\n\tgetMatrixAt: function ( index, matrix ) {\n\n\t\tmatrix.fromArray( this.instanceMatrix.array, index * 16 );\n\n\t},\n\n\traycast: function ( raycaster, intersects ) {\n\n\t\tconst matrixWorld = this.matrixWorld;\n\t\tconst raycastTimes = this.count;\n\n\t\t_mesh.geometry = this.geometry;\n\t\t_mesh.material = this.material;\n\n\t\tif ( _mesh.material === undefined ) return;\n\n\t\tfor ( let instanceId = 0; instanceId < raycastTimes; instanceId ++ ) {\n\n\t\t\t// calculate the world matrix for each instance\n\n\t\t\tthis.getMatrixAt( instanceId, _instanceLocalMatrix );\n\n\t\t\t_instanceWorldMatrix.multiplyMatrices( matrixWorld, _instanceLocalMatrix );\n\n\t\t\t// the mesh represents this single instance\n\n\t\t\t_mesh.matrixWorld = _instanceWorldMatrix;\n\n\t\t\t_mesh.raycast( raycaster, _instanceIntersects );\n\n\t\t\t// process the result of raycast\n\n\t\t\tfor ( let i = 0, l = _instanceIntersects.length; i < l; i ++ ) {\n\n\t\t\t\tconst intersect = _instanceIntersects[ i ];\n\t\t\t\tintersect.instanceId = instanceId;\n\t\t\t\tintersect.object = this;\n\t\t\t\tintersects.push( intersect );\n\n\t\t\t}\n\n\t\t\t_instanceIntersects.length = 0;\n\n\t\t}\n\n\t},\n\n\tsetMatrixAt: function ( index, matrix ) {\n\n\t\tmatrix.toArray( this.instanceMatrix.array, index * 16 );\n\n\t},\n\n\tupdateMorphTargets: function () {\n\n\t}\n\n} );\n\n/**\n * parameters = {\n * color: <hex>,\n * opacity: <float>,\n *\n * linewidth: <float>,\n * linecap: \"round\",\n * linejoin: \"round\"\n * }\n */\n\nfunction LineBasicMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.type = 'LineBasicMaterial';\n\n\tthis.color = new Color( 0xffffff );\n\n\tthis.linewidth = 1;\n\tthis.linecap = 'round';\n\tthis.linejoin = 'round';\n\n\tthis.morphTargets = false;\n\n\tthis.setValues( parameters );\n\n}\n\nLineBasicMaterial.prototype = Object.create( Material.prototype );\nLineBasicMaterial.prototype.constructor = LineBasicMaterial;\n\nLineBasicMaterial.prototype.isLineBasicMaterial = true;\n\nLineBasicMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.color.copy( source.color );\n\n\tthis.linewidth = source.linewidth;\n\tthis.linecap = source.linecap;\n\tthis.linejoin = source.linejoin;\n\n\tthis.morphTargets = source.morphTargets;\n\n\treturn this;\n\n};\n\nconst _start = new Vector3();\nconst _end = new Vector3();\nconst _inverseMatrix$1 = new Matrix4();\nconst _ray$1 = new Ray();\nconst _sphere$2 = new Sphere();\n\nfunction Line( geometry, material, mode ) {\n\n\tif ( mode === 1 ) {\n\n\t\tconsole.error( 'THREE.Line: parameter THREE.LinePieces no longer supported. Use THREE.LineSegments instead.' );\n\n\t}\n\n\tObject3D.call( this );\n\n\tthis.type = 'Line';\n\n\tthis.geometry = geometry !== undefined ? geometry : new BufferGeometry();\n\tthis.material = material !== undefined ? material : new LineBasicMaterial();\n\n\tthis.updateMorphTargets();\n\n}\n\nLine.prototype = Object.assign( Object.create( Object3D.prototype ), {\n\n\tconstructor: Line,\n\n\tisLine: true,\n\n\tcopy: function ( source ) {\n\n\t\tObject3D.prototype.copy.call( this, source );\n\n\t\tthis.material = source.material;\n\t\tthis.geometry = source.geometry;\n\n\t\treturn this;\n\n\t},\n\n\tcomputeLineDistances: function () {\n\n\t\tconst geometry = this.geometry;\n\n\t\tif ( geometry.isBufferGeometry ) {\n\n\t\t\t// we assume non-indexed geometry\n\n\t\t\tif ( geometry.index === null ) {\n\n\t\t\t\tconst positionAttribute = geometry.attributes.position;\n\t\t\t\tconst lineDistances = [ 0 ];\n\n\t\t\t\tfor ( let i = 1, l = positionAttribute.count; i < l; i ++ ) {\n\n\t\t\t\t\t_start.fromBufferAttribute( positionAttribute, i - 1 );\n\t\t\t\t\t_end.fromBufferAttribute( positionAttribute, i );\n\n\t\t\t\t\tlineDistances[ i ] = lineDistances[ i - 1 ];\n\t\t\t\t\tlineDistances[ i ] += _start.distanceTo( _end );\n\n\t\t\t\t}\n\n\t\t\t\tgeometry.setAttribute( 'lineDistance', new Float32BufferAttribute( lineDistances, 1 ) );\n\n\t\t\t} else {\n\n\t\t\t\tconsole.warn( 'THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.' );\n\n\t\t\t}\n\n\t\t} else if ( geometry.isGeometry ) {\n\n\t\t\tconst vertices = geometry.vertices;\n\t\t\tconst lineDistances = geometry.lineDistances;\n\n\t\t\tlineDistances[ 0 ] = 0;\n\n\t\t\tfor ( let i = 1, l = vertices.length; i < l; i ++ ) {\n\n\t\t\t\tlineDistances[ i ] = lineDistances[ i - 1 ];\n\t\t\t\tlineDistances[ i ] += vertices[ i - 1 ].distanceTo( vertices[ i ] );\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\traycast: function ( raycaster, intersects ) {\n\n\t\tconst geometry = this.geometry;\n\t\tconst matrixWorld = this.matrixWorld;\n\t\tconst threshold = raycaster.params.Line.threshold;\n\n\t\t// Checking boundingSphere distance to ray\n\n\t\tif ( geometry.boundingSphere === null ) geometry.computeBoundingSphere();\n\n\t\t_sphere$2.copy( geometry.boundingSphere );
109\n\t\t_sphere$2.applyMatrix4( matrixWorld );\n\t\t_sphere$2.radius += threshold;\n\n\t\tif ( raycaster.ray.intersectsSphere( _sphere$2 ) === false ) return;\n\n\t\t//\n\n\t\t_inverseMatrix$1.getInverse( matrixWorld );\n\t\t_ray$1.copy( raycaster.ray ).applyMatrix4( _inverseMatrix$1 );\n\n\t\tconst localThreshold = threshold / ( ( this.scale.x + this.scale.y + this.scale.z ) / 3 );\n\t\tconst localThresholdSq = localThreshold * localThreshold;\n\n\t\tconst vStart = new Vector3();\n\t\tconst vEnd = new Vector3();\n\t\tconst interSegment = new Vector3();\n\t\tconst interRay = new Vector3();\n\t\tconst step = ( this && this.isLineSegments ) ? 2 : 1;\n\n\t\tif ( geometry.isBufferGeometry ) {\n\n\t\t\tconst index = geometry.index;\n\t\t\tconst attributes = geometry.attributes;\n\t\t\tconst positions = attributes.position.array;\n\n\t\t\tif ( index !== null ) {\n\n\t\t\t\tconst indices = index.array;\n\n\t\t\t\tfor ( let i = 0, l = indices.length - 1; i < l; i += step ) {\n\n\t\t\t\t\tconst a = indices[ i ];\n\t\t\t\t\tconst b = indices[ i + 1 ];\n\n\t\t\t\t\tvStart.fromArray( positions, a * 3 );\n\t\t\t\t\tvEnd.fromArray( positions, b * 3 );\n\n\t\t\t\t\tconst distSq = _ray$1.distanceSqToSegment( vStart, vEnd, interRay, interSegment );\n\n\t\t\t\t\tif ( distSq > localThresholdSq ) continue;\n\n\t\t\t\t\tinterRay.applyMatrix4( this.matrixWorld ); //Move back to world space for distance calculation\n\n\t\t\t\t\tconst distance = raycaster.ray.origin.distanceTo( interRay );\n\n\t\t\t\t\tif ( distance < raycaster.near || distance > raycaster.far ) continue;\n\n\t\t\t\t\tintersects.push( {\n\n\t\t\t\t\t\tdistance: distance,\n\t\t\t\t\t\t// What do we want? intersection point on the ray or on the segment??\n\t\t\t\t\t\t// point: raycaster.ray.at( distance ),\n\t\t\t\t\t\tpoint: interSegment.clone().applyMatrix4( this.matrixWorld ),\n\t\t\t\t\t\tindex: i,\n\t\t\t\t\t\tface: null,\n\t\t\t\t\t\tfaceIndex: null,\n\t\t\t\t\t\tobject: this\n\n\t\t\t\t\t} );\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\tfor ( let i = 0, l = positions.length / 3 - 1; i < l; i += step ) {\n\n\t\t\t\t\tvStart.fromArray( positions, 3 * i );\n\t\t\t\t\tvEnd.fromArray( positions, 3 * i + 3 );\n\n\t\t\t\t\tconst distSq = _ray$1.distanceSqToSegment( vStart, vEnd, interRay, interSegment );\n\n\t\t\t\t\tif ( distSq > localThresholdSq ) continue;\n\n\t\t\t\t\tinterRay.applyMatrix4( this.matrixWorld ); //Move back to world space for distance calculation\n\n\t\t\t\t\tconst distance = raycaster.ray.origin.distanceTo( interRay );\n\n\t\t\t\t\tif ( distance < raycaster.near || distance > raycaster.far ) continue;\n\n\t\t\t\t\tintersects.push( {\n\n\t\t\t\t\t\tdistance: distance,\n\t\t\t\t\t\t// What do we want? intersection point on the ray or on the segment??\n\t\t\t\t\t\t// point: raycaster.ray.at( distance ),\n\t\t\t\t\t\tpoint: interSegment.clone().applyMatrix4( this.matrixWorld ),\n\t\t\t\t\t\tindex: i,\n\t\t\t\t\t\tface: null,\n\t\t\t\t\t\tfaceIndex: null,\n\t\t\t\t\t\tobject: this\n\n\t\t\t\t\t} );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else if ( geometry.isGeometry ) {\n\n\t\t\tconst vertices = geometry.vertices;\n\t\t\tconst nbVertices = vertices.length;\n\n\t\t\tfor ( let i = 0; i < nbVertices - 1; i += step ) {\n\n\t\t\t\tconst distSq = _ray$1.distanceSqToSegment( vertices[ i ], vertices[ i + 1 ], interRay, interSegment );\n\n\t\t\t\tif ( distSq > localThresholdSq ) continue;\n\n\t\t\t\tinterRay.applyMatrix4( this.matrixWorld ); //Move back to world space for distance calculation\n\n\t\t\t\tconst distance = raycaster.ray.origin.distanceTo( interRay );\n\n\t\t\t\tif ( distance < raycaster.near || distance > raycaster.far ) continue;\n\n\t\t\t\tintersects.push( {\n\n\t\t\t\t\tdistance: distance,\n\t\t\t\t\t// What do we want? intersection point on the ray or on the segment??\n\t\t\t\t\t// point: raycaster.ray.at( distance ),\n\t\t\t\t\tpoint: interSegment.clone().applyMatrix4( this.matrixWorld ),\n\t\t\t\t\tindex: i,\n\t\t\t\t\tface: null,\n\t\t\t\t\tfaceIndex: null,\n\t\t\t\t\tobject: this\n\n\t\t\t\t} );\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\tupdateMorphTargets: function () {\n\n\t\tconst geometry = this.geometry;\n\n\t\tif ( geometry.isBufferGeometry ) {\n\n\t\t\tconst morphAttributes = geometry.morphAttributes;\n\t\t\tconst keys = Object.keys( morphAttributes );\n\n\t\t\tif ( keys.length > 0 ) {\n\n\t\t\t\tconst morphAttribute = morphAttributes[ keys[ 0 ] ];\n\n\t\t\t\tif ( morphAttribute !== undefined ) {\n\n\t\t\t\t\tthis.morphTargetInfluences = [];\n\t\t\t\t\tthis.morphTargetDictionary = {};\n\n\t\t\t\t\tfor ( let m = 0, ml = morphAttribute.length; m < ml; m ++ ) {\n\n\t\t\t\t\t\tconst name = morphAttribute[ m ].name || String( m );\n\n\t\t\t\t\t\tthis.morphTargetInfluences.push( 0 );\n\t\t\t\t\t\tthis.morphTargetDictionary[ name ] = m;\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tconst morphTargets = geometry.morphTargets;\n\n\t\t\tif ( morphTargets !== undefined && morphTargets.length > 0 ) {\n\n\t\t\t\tconsole.error( 'THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.' );\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n} );\n\nconst _start$1 = new Vector3();\nconst _end$1 = new Vector3();\n\nfunction LineSegments( geometry, material ) {\n\n\tLine.call( this, geometry, material );\n\n\tthis.type = 'LineSegments';\n\n}\n\nLineSegments.prototype = Object.assign( Object.create( Line.prototype ), {\n\n\tconstructor: LineSegments,\n\n\tisLineSegments: true,\n\n\tcomputeLineDistances: function () {\n\n\t\tconst geometry = this.geometry;\n\n\t\tif ( geometry.isBufferGeometry ) {\n\n\t\t\t// we assume non-indexed geometry\n\n\t\t\tif ( geometry.index === null ) {\n\n\t\t\t\tconst positionAttribute = geometry.attributes.position;\n\t\t\t\tconst lineDistances = [];\n\n\t\t\t\tfor ( let i = 0, l = positionAttribute.count; i < l; i += 2 ) {\n\n\t\t\t\t\t_start$1.fromBufferAttribute( positionAttribute, i );\n\t\t\t\t\t_end$1.fromBufferAttribute( positionAttribute, i + 1 );\n\n\t\t\t\t\tlineDistances[ i ] = ( i === 0 ) ? 0 : lineDistances[ i - 1 ];\n\t\t\t\t\tlineDistances[ i + 1 ] = lineDistances[ i ] + _start$1.distanceTo( _end$1 );\n\n\t\t\t\t}\n\n\t\t\t\tgeometry.setAttribute( 'lineDistance', new Float32BufferAttribute( lineDistances, 1 ) );\n\n\t\t\t} else {\n\n\t\t\t\tconsole.warn( 'THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.' );\n\n\t\t\t}\n\n\t\t} else if ( geometry.isGeometry ) {\n\n\t\t\tconst vertices = geometry.vertices;\n\t\t\tconst lineDistances = geometry.lineDistances;\n\n\t\t\tfor ( let i = 0, l = vertices.length; i < l; i += 2 ) {\n\n\t\t\t\t_start$1.copy( vertices[ i ] );\n\t\t\t\t_end$1.copy( vertices[ i + 1 ] );\n\n\t\t\t\tlineDistances[ i ] = ( i === 0 ) ? 0 : lineDistances[ i - 1 ];\n\t\t\t\tlineDistances[ i + 1 ] = lineDistances[ i ] + _start$1.distanceTo( _end$1 );\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction LineLoop( geometry, material ) {\n\n\tLine.call( this, geometry, material );\n\n\tthis.type = 'LineLoop';\n\n}\n\nLineLoop.prototype = Object.assign( Object.create( Line.prototype ), {\n\n\tconstructor: LineLoop,\n\n\tisLineLoop: true,\n\n} );\n\n/**\n * parameters = {\n * color: <hex>,\n * opacity: <float>,\n * map: new THREE.Texture( <Image> ),\n * alphaMap: new THREE.Texture( <Image> ),\n *\n * size: <float>,\n * sizeAttenuation: <bool>\n *\n * morphTargets: <bool>\n * }\n */\n\nfunction PointsMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.type = 'PointsMaterial';\n\n\tthis.color = new Color( 0xffffff );\n\n\tthis.map = null;\n\n\tthis.alphaMap = null;\n\n\tthis.size = 1;\n\tthis.sizeAttenuation = true;\n\n\tthis.morphTargets = false;\n\n\tthis.setValues( parameters );\n\n}\n\nPointsMaterial.prototype = Object.create( Material.prototype );\nPointsMaterial.prototype.constructor = PointsMaterial;\n\nPointsMaterial.prototype.isPointsMaterial = true;\n\nPointsMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.color.copy( source.color );\n\n\tthis.map = source.map;\n\n\tthis.alphaMap = source.alphaMap;
109\n\n\tthis.size = source.size;\n\tthis.sizeAttenuation = source.sizeAttenuation;\n\n\tthis.morphTargets = source.morphTargets;\n\n\treturn this;\n\n};\n\nconst _inverseMatrix$2 = new Matrix4();\nconst _ray$2 = new Ray();\nconst _sphere$3 = new Sphere();\nconst _position$1 = new Vector3();\n\nfunction Points( geometry, material ) {\n\n\tObject3D.call( this );\n\n\tthis.type = 'Points';\n\n\tthis.geometry = geometry !== undefined ? geometry : new BufferGeometry();\n\tthis.material = material !== undefined ? material : new PointsMaterial();\n\n\tthis.updateMorphTargets();\n\n}\n\nPoints.prototype = Object.assign( Object.create( Object3D.prototype ), {\n\n\tconstructor: Points,\n\n\tisPoints: true,\n\n\tcopy: function ( source ) {\n\n\t\tObject3D.prototype.copy.call( this, source );\n\n\t\tthis.material = source.material;\n\t\tthis.geometry = source.geometry;\n\n\t\treturn this;\n\n\t},\n\n\traycast: function ( raycaster, intersects ) {\n\n\t\tconst geometry = this.geometry;\n\t\tconst matrixWorld = this.matrixWorld;\n\t\tconst threshold = raycaster.params.Points.threshold;\n\n\t\t// Checking boundingSphere distance to ray\n\n\t\tif ( geometry.boundingSphere === null ) geometry.computeBoundingSphere();\n\n\t\t_sphere$3.copy( geometry.boundingSphere );\n\t\t_sphere$3.applyMatrix4( matrixWorld );\n\t\t_sphere$3.radius += threshold;\n\n\t\tif ( raycaster.ray.intersectsSphere( _sphere$3 ) === false ) return;\n\n\t\t//\n\n\t\t_inverseMatrix$2.getInverse( matrixWorld );\n\t\t_ray$2.copy( raycaster.ray ).applyMatrix4( _inverseMatrix$2 );\n\n\t\tconst localThreshold = threshold / ( ( this.scale.x + this.scale.y + this.scale.z ) / 3 );\n\t\tconst localThresholdSq = localThreshold * localThreshold;\n\n\t\tif ( geometry.isBufferGeometry ) {\n\n\t\t\tconst index = geometry.index;\n\t\t\tconst attributes = geometry.attributes;\n\t\t\tconst positions = attributes.position.array;\n\n\t\t\tif ( index !== null ) {\n\n\t\t\t\tconst indices = index.array;\n\n\t\t\t\tfor ( let i = 0, il = indices.length; i < il; i ++ ) {\n\n\t\t\t\t\tconst a = indices[ i ];\n\n\t\t\t\t\t_position$1.fromArray( positions, a * 3 );\n\n\t\t\t\t\ttestPoint( _position$1, a, localThresholdSq, matrixWorld, raycaster, intersects, this );\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\tfor ( let i = 0, l = positions.length / 3; i < l; i ++ ) {\n\n\t\t\t\t\t_position$1.fromArray( positions, i * 3 );\n\n\t\t\t\t\ttestPoint( _position$1, i, localThresholdSq, matrixWorld, raycaster, intersects, this );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tconst vertices = geometry.vertices;\n\n\t\t\tfor ( let i = 0, l = vertices.length; i < l; i ++ ) {\n\n\t\t\t\ttestPoint( vertices[ i ], i, localThresholdSq, matrixWorld, raycaster, intersects, this );\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\tupdateMorphTargets: function () {\n\n\t\tconst geometry = this.geometry;\n\n\t\tif ( geometry.isBufferGeometry ) {\n\n\t\t\tconst morphAttributes = geometry.morphAttributes;\n\t\t\tconst keys = Object.keys( morphAttributes );\n\n\t\t\tif ( keys.length > 0 ) {\n\n\t\t\t\tconst morphAttribute = morphAttributes[ keys[ 0 ] ];\n\n\t\t\t\tif ( morphAttribute !== undefined ) {\n\n\t\t\t\t\tthis.morphTargetInfluences = [];\n\t\t\t\t\tthis.morphTargetDictionary = {};\n\n\t\t\t\t\tfor ( let m = 0, ml = morphAttribute.length; m < ml; m ++ ) {\n\n\t\t\t\t\t\tconst name = morphAttribute[ m ].name || String( m );\n\n\t\t\t\t\t\tthis.morphTargetInfluences.push( 0 );\n\t\t\t\t\t\tthis.morphTargetDictionary[ name ] = m;\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tconst morphTargets = geometry.morphTargets;\n\n\t\t\tif ( morphTargets !== undefined && morphTargets.length > 0 ) {\n\n\t\t\t\tconsole.error( 'THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.' );\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n} );\n\nfunction testPoint( point, index, localThresholdSq, matrixWorld, raycaster, intersects, object ) {\n\n\tconst rayPointDistanceSq = _ray$2.distanceSqToPoint( point );\n\n\tif ( rayPointDistanceSq < localThresholdSq ) {\n\n\t\tconst intersectPoint = new Vector3();\n\n\t\t_ray$2.closestPointToPoint( point, intersectPoint );\n\t\tintersectPoint.applyMatrix4( matrixWorld );\n\n\t\tconst distance = raycaster.ray.origin.distanceTo( intersectPoint );\n\n\t\tif ( distance < raycaster.near || distance > raycaster.far ) return;\n\n\t\tintersects.push( {\n\n\t\t\tdistance: distance,\n\t\t\tdistanceToRay: Math.sqrt( rayPointDistanceSq ),\n\t\t\tpoint: intersectPoint,\n\t\t\tindex: index,\n\t\t\tface: null,\n\t\t\tobject: object\n\n\t\t} );\n\n\t}\n\n}\n\nfunction VideoTexture( video, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ) {\n\n\tTexture.call( this, video, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy );\n\n\tthis.format = format !== undefined ? format : RGBFormat;\n\n\tthis.minFilter = minFilter !== undefined ? minFilter : LinearFilter;
109\n\tthis.magFilter = magFilter !== undefined ? magFilter : LinearFilter;\n\n\tthis.generateMipmaps = false;\n\n\tconst scope = this;\n\n\tfunction updateVideo() {\n\n\t\tscope.needsUpdate = true;\n\t\tvideo.requestVideoFrameCallback( updateVideo );\n\n\t}\n\n\tif ( 'requestVideoFrameCallback' in video ) {\n\n\t\tvideo.requestVideoFrameCallback( updateVideo );\n\n\t}\n\n}\n\nVideoTexture.prototype = Object.assign( Object.create( Texture.prototype ), {\n\n\tconstructor: VideoTexture,\n\n\tisVideoTexture: true,\n\n\tupdate: function () {\n\n\t\tconst video = this.image;\n\t\tconst hasVideoFrameCallback = 'requestVideoFrameCallback' in video;\n\n\t\tif ( hasVideoFrameCallback === false && video.readyState >= video.HAVE_CURRENT_DATA ) {\n\n\t\t\tthis.needsUpdate = true;\n\n\t\t}\n\n\t}\n\n} );\n\nfunction CompressedTexture( mipmaps, width, height, format, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, encoding ) {\n\n\tTexture.call( this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy, encoding );\n\n\tthis.image = { width: width, height: height };\n\tthis.mipmaps = mipmaps;\n\n\t// no flipping for cube textures\n\t// (also flipping doesn't work for compressed textures )\n\n\tthis.flipY = false;\n\n\t// can't generate mipmaps for compressed textures\n\t// mips must be embedded in DDS files\n\n\tthis.generateMipmaps = false;\n\n}\n\nCompressedTexture.prototype = Object.create( Texture.prototype );\nCompressedTexture.prototype.constructor = CompressedTexture;\n\nCompressedTexture.prototype.isCompressedTexture = true;\n\nfunction CanvasTexture( canvas, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ) {\n\n\tTexture.call( this, canvas, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy );\n\n\tthis.needsUpdate = true;\n\n}\n\nCanvasTexture.prototype = Object.create( Texture.prototype );\nCanvasTexture.prototype.constructor = CanvasTexture;\nCanvasTexture.prototype.isCanvasTexture = true;\n\nfunction DepthTexture( width, height, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy, format ) {\n\n\tformat = format !== undefined ? format : DepthFormat;\n\n\tif ( format !== DepthFormat && format !== DepthStencilFormat ) {\n\n\t\tthrow new Error( 'DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat' );\n\n\t}\n\n\tif ( type === undefined && format === DepthFormat ) type = UnsignedShortType;\n\tif ( type === undefined && format === DepthStencilFormat ) type = UnsignedInt248Type;\n\n\tTexture.call( this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy );\n\n\tthis.image = { width: width, height: height };\n\n\tthis.magFilter = magFilter !== undefined ? magFilter : NearestFilter;\n\tthis.minFilter = minFilter !== undefined ? minFilter : NearestFilter;\n\n\tthis.flipY = false;\n\tthis.generateMipmaps\t= false;\n\n}\n\nDepthTexture.prototype = Object.create( Texture.prototype );\nDepthTexture.prototype.constructor = DepthTexture;\nDepthTexture.prototype.isDepthTexture = true;\n\nfunction WireframeGeometry( geometry ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'WireframeGeometry';\n\n\t// buffer\n\n\tconst vertices = [];\n\n\t// helper variables\n\n\tconst edge = [ 0, 0 ], edges = {};\n\tconst keys = [ 'a', 'b', 'c' ];\n\n\t// different logic for Geometry and BufferGeometry\n\n\tif ( geometry && geometry.isGeometry ) {\n\n\t\t// create a data structure that contains all edges without duplicates\n\n\t\tconst faces = geometry.faces;\n\n\t\tfor ( let i = 0, l = faces.length; i < l; i ++ ) {\n\n\t\t\tconst face = faces[ i ];\n\n\t\t\tfor ( let j = 0; j < 3; j ++ ) {\n\n\t\t\t\tconst edge1 = face[ keys[ j ] ];\n\t\t\t\tconst edge2 = face[ keys[ ( j + 1 ) % 3 ] ];\n\t\t\t\tedge[ 0 ] = Math.min( edge1, edge2 ); // sorting prevents duplicates\n\t\t\t\tedge[ 1 ] = Math.max( edge1, edge2 );\n\n\t\t\t\tconst key = edge[ 0 ] + ',' + edge[ 1 ];\n\n\t\t\t\tif ( edges[ key ] === undefined ) {\n\n\t\t\t\t\tedges[ key ] = { index1: edge[ 0 ], index2: edge[ 1 ] };\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\t// generate vertices\n\n\t\tfor ( const key in edges ) {\n\n\t\t\tconst e = edges[ key ];\n\n\t\t\tlet vertex = geometry.vertices[ e.index1 ];\n\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\tvertex = geometry.vertices[ e.index2 ];\n\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t}\n\n\t} else if ( geometry && geometry.isBufferGeometry ) {\n\n\t\tlet vertex = new Vector3();\n\n\t\tif ( geometry.index !== null ) {\n\n\t\t\t// indexed BufferGeometry\n\n\t\t\tconst position = geometry.attributes.position;\n\t\t\tconst indices = geometry.index;\n\t\t\tlet groups = geometry.groups;\n\n\t\t\tif ( groups.length === 0 ) {\n\n\t\t\t\tgroups = [ { start: 0, count: indices.count, materialIndex: 0 } ];\n\n\t\t\t}\n\n\t\t\t// create a data structure that contains all eges without duplicates\n\n\t\t\tfor ( let o = 0, ol = groups.length; o < ol; ++ o ) {\n\n\t\t\t\tconst group = groups[ o ];\n\n\t\t\t\tconst start = group.start;\n\t\t\t\tconst count = group.count;\n\n\t\t\t\tfor ( let i = start, l = ( start + count ); i < l; i += 3 ) {\n\n\t\t\t\t\tfor ( let j = 0; j < 3; j ++ ) {\n\n\t\t\t\t\t\tconst edge1 = indices.getX( i + j );\n\t\t\t\t\t\tconst edge2 = indices.getX( i + ( j + 1 ) % 3 );\n\t\t\t\t\t\tedge[ 0 ] = Math.min( edge1, edge2 ); // sorting prevents duplicates\n\t\t\t\t\t\tedge[ 1 ] = Math.max( edge1, edge2 );\n\n\t\t\t\t\t\tconst key = edge[ 0 ] + ',' + edge[ 1 ];\n\n\t\t\t\t\t\tif ( edges[ key ] === undefined ) {\n\n\t\t\t\t\t\t\tedges[ key ] = { index1: edge[ 0 ], index2: edge[ 1 ] };\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\t// generate vertices\n\n\t\t\tfor ( const key in edges ) {\n\n\t\t\t\tconst e = edges[ key ];\n\n\t\t\t\tvertex.fromBufferAttribute( position, e.index1 );\n\t\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\t\tvertex.fromBufferAttribute( position, e.index2 );\n\t\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\t// non-indexed BufferGeometry\n\n\t\t\tconst position = geometry.attributes.position;\n\n\t\t\tfor ( let i = 0, l = ( position.count / 3 ); i < l; i ++ ) {\n\n\t\t\t\tfor ( let j = 0; j < 3; j ++ ) {\n\n\t\t\t\t\t// three edges per triangle, an edge is represented as (index1, index2)\n\t\t\t\t\t// e.g. the first triangle has the following edges: (0,1),(1,2),(2,0)\n\n\t\t\t\t\tconst index1 = 3 * i + j;\n\t\t\t\t\tvertex.fromBufferAttribute( position, index1 );\n\t\t\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\t\t\tconst index2 = 3 * i + ( ( j + 1 ) % 3 );\n\t\t\t\t\tvertex.fromBufferAttribute( position, index2 );\n\t\t\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\t// build geometry\n\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\n}\n\nWireframeGeometry.prototype = Object.create( BufferGeometry.prototype );\nWireframeGeometry.prototype.constructor = WireframeGeometry;\n\n/**\n * Parametric Surfaces Geometry\n * based on the brilliant article by @prideout https://prideout.net/blog/old/blog/index.html@p=44.html\n */\n\n// ParametricGeometry\n\nfunction ParametricGeometry( func, slices, stacks ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'ParametricGeometry';\n\n\tthis.parameters = {\n\t\tfunc: func,\n\t\tslices: slices,\
109n\t\tstacks: stacks\n\t};\n\n\tthis.fromBufferGeometry( new ParametricBufferGeometry( func, slices, stacks ) );\n\tthis.mergeVertices();\n\n}\n\nParametricGeometry.prototype = Object.create( Geometry.prototype );\nParametricGeometry.prototype.constructor = ParametricGeometry;\n\n// ParametricBufferGeometry\n\nfunction ParametricBufferGeometry( func, slices, stacks ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'ParametricBufferGeometry';\n\n\tthis.parameters = {\n\t\tfunc: func,\n\t\tslices: slices,\n\t\tstacks: stacks\n\t};\n\n\t// buffers\n\n\tconst indices = [];\n\tconst vertices = [];\n\tconst normals = [];\n\tconst uvs = [];\n\n\tconst EPS = 0.00001;\n\n\tconst normal = new Vector3();\n\n\tconst p0 = new Vector3(), p1 = new Vector3();\n\tconst pu = new Vector3(), pv = new Vector3();\n\n\tif ( func.length < 3 ) {\n\n\t\tconsole.error( 'THREE.ParametricGeometry: Function must now modify a Vector3 as third parameter.' );\n\n\t}\n\n\t// generate vertices, normals and uvs\n\n\tconst sliceCount = slices + 1;\n\n\tfor ( let i = 0; i <= stacks; i ++ ) {\n\n\t\tconst v = i / stacks;\n\n\t\tfor ( let j = 0; j <= slices; j ++ ) {\n\n\t\t\tconst u = j / slices;\n\n\t\t\t// vertex\n\n\t\t\tfunc( u, v, p0 );\n\t\t\tvertices.push( p0.x, p0.y, p0.z );\n\n\t\t\t// normal\n\n\t\t\t// approximate tangent vectors via finite differences\n\n\t\t\tif ( u - EPS >= 0 ) {\n\n\t\t\t\tfunc( u - EPS, v, p1 );\n\t\t\t\tpu.subVectors( p0, p1 );\n\n\t\t\t} else {\n\n\t\t\t\tfunc( u + EPS, v, p1 );\n\t\t\t\tpu.subVectors( p1, p0 );\n\n\t\t\t}\n\n\t\t\tif ( v - EPS >= 0 ) {\n\n\t\t\t\tfunc( u, v - EPS, p1 );\n\t\t\t\tpv.subVectors( p0, p1 );\n\n\t\t\t} else {\n\n\t\t\t\tfunc( u, v + EPS, p1 );\n\t\t\t\tpv.subVectors( p1, p0 );\n\n\t\t\t}\n\n\t\t\t// cross product of tangent vectors returns surface normal\n\n\t\t\tnormal.crossVectors( pu, pv ).normalize();\n\t\t\tnormals.push( normal.x, normal.y, normal.z );\n\n\t\t\t// uv\n\n\t\t\tuvs.push( u, v );\n\n\t\t}\n\n\t}\n\n\t// generate indices\n\n\tfor ( let i = 0; i < stacks; i ++ ) {\n\n\t\tfor ( let j = 0; j < slices; j ++ ) {\n\n\t\t\tconst a = i * sliceCount + j;\n\t\t\tconst b = i * sliceCount + j + 1;\n\t\t\tconst c = ( i + 1 ) * sliceCount + j + 1;\n\t\t\tconst d = ( i + 1 ) * sliceCount + j;\n\n\t\t\t// faces one and two\n\n\t\t\tindices.push( a, b, d );\n\t\t\tindices.push( b, c, d );\n\n\t\t}\n\n\t}\n\n\t// build geometry\n\n\tthis.setIndex( indices );\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tthis.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) );\n\n}\n\nParametricBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nParametricBufferGeometry.prototype.constructor = ParametricBufferGeometry;\n\n// PolyhedronGeometry\n\nfunction PolyhedronGeometry( vertices, indices, radius, detail ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'PolyhedronGeometry';\n\n\tthis.parameters = {\n\t\tvertices: vertices,\n\t\tindices: indices,\n\t\tradius: radius,\n\t\tdetail: detail\n\t};\n\n\tthis.fromBufferGeometry( new PolyhedronBufferGeometry( vertices, indices, radius, detail ) );\n\tthis.mergeVertices();\n\n}\n\nPolyhedronGeometry.prototype = Object.create( Geometry.prototype );\nPolyhedronGeometry.prototype.constructor = PolyhedronGeometry;\n\n// PolyhedronBufferGeometry\n\nfunction PolyhedronBufferGeometry( vertices, indices, radius, detail ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'PolyhedronBufferGeometry';\n\n\tthis.parameters = {\n\t\tvertices: vertices,\n\t\tindices: indices,\n\t\tradius: radius,\n\t\tdetail: detail\n\t};\n\n\tradius = radius || 1;\n\tdetail = detail || 0;\n\n\t// default buffer data\n\n\tconst vertexBuffer = [];\n\tconst uvBuffer = [];\n\n\t// the subdivision creates the vertex buffer data\n\n\tsubdivide( detail );\n\n\t// all vertices should lie on a conceptual sphere with a given radius\n\n\tapplyRadius( radius );\n\n\t// finally, create the uv data\n\n\tgenerateUVs();\n\n\t// build non-indexed geometry\n\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertexBuffer, 3 ) );
109\n\tthis.setAttribute( 'normal', new Float32BufferAttribute( vertexBuffer.slice(), 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvBuffer, 2 ) );\n\n\tif ( detail === 0 ) {\n\n\t\tthis.computeVertexNormals(); // flat normals\n\n\t} else {\n\n\t\tthis.normalizeNormals(); // smooth normals\n\n\t}\n\n\t// helper functions\n\n\tfunction subdivide( detail ) {\n\n\t\tconst a = new Vector3();\n\t\tconst b = new Vector3();\n\t\tconst c = new Vector3();\n\n\t\t// iterate over all faces and apply a subdivison with the given detail value\n\n\t\tfor ( let i = 0; i < indices.length; i += 3 ) {\n\n\t\t\t// get the vertices of the face\n\n\t\t\tgetVertexByIndex( indices[ i + 0 ], a );\n\t\t\tgetVertexByIndex( indices[ i + 1 ], b );\n\t\t\tgetVertexByIndex( indices[ i + 2 ], c );\n\n\t\t\t// perform subdivision\n\n\t\t\tsubdivideFace( a, b, c, detail );\n\n\t\t}\n\n\t}\n\n\tfunction subdivideFace( a, b, c, detail ) {\n\n\t\tconst cols = Math.pow( 2, detail );\n\n\t\t// we use this multidimensional array as a data structure for creating the subdivision\n\n\t\tconst v = [];\n\n\t\t// construct all of the vertices for this subdivision\n\n\t\tfor ( let i = 0; i <= cols; i ++ ) {\n\n\t\t\tv[ i ] = [];\n\n\t\t\tconst aj = a.clone().lerp( c, i / cols );\n\t\t\tconst bj = b.clone().lerp( c, i / cols );\n\n\t\t\tconst rows = cols - i;\n\n\t\t\tfor ( let j = 0; j <= rows; j ++ ) {\n\n\t\t\t\tif ( j === 0 && i === cols ) {\n\n\t\t\t\t\tv[ i ][ j ] = aj;\n\n\t\t\t\t} else {\n\n\t\t\t\t\tv[ i ][ j ] = aj.clone().lerp( bj, j / rows );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\t// construct all of the faces\n\n\t\tfor ( let i = 0; i < cols; i ++ ) {\n\n\t\t\tfor ( let j = 0; j < 2 * ( cols - i ) - 1; j ++ ) {\n\n\t\t\t\tconst k = Math.floor( j / 2 );\n\n\t\t\t\tif ( j % 2 === 0 ) {\n\n\t\t\t\t\tpushVertex( v[ i ][ k + 1 ] );\n\t\t\t\t\tpushVertex( v[ i + 1 ][ k ] );\n\t\t\t\t\tpushVertex( v[ i ][ k ] );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tpushVertex( v[ i ][ k + 1 ] );\n\t\t\t\t\tpushVertex( v[ i + 1 ][ k + 1 ] );\n\t\t\t\t\tpushVertex( v[ i + 1 ][ k ] );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\tfunction applyRadius( radius ) {\n\n\t\tconst vertex = new Vector3();\n\n\t\t// iterate over the entire buffer and apply the radius to each vertex\n\n\t\tfor ( let i = 0; i < vertexBuffer.length; i += 3 ) {\n\n\t\t\tvertex.x = vertexBuffer[ i + 0 ];\n\t\t\tvertex.y = vertexBuffer[ i + 1 ];\n\t\t\tvertex.z = vertexBuffer[ i + 2 ];\n\n\t\t\tvertex.normalize().multiplyScalar( radius );\n\n\t\t\tvertexBuffer[ i + 0 ] = vertex.x;\n\t\t\tvertexBuffer[ i + 1 ] = vertex.y;\n\t\t\tvertexBuffer[ i + 2 ] = vertex.z;\n\n\t\t}\n\n\t}\n\n\tfunction generateUVs() {\n\n\t\tconst vertex = new Vector3();\n\n\t\tfor ( let i = 0; i < vertexBuffer.length; i += 3 ) {\n\n\t\t\tvertex.x = vertexBuffer[ i + 0 ];\n\t\t\tvertex.y = vertexBuffer[ i + 1 ];\n\t\t\tvertex.z = vertexBuffer[ i + 2 ];\n\n\t\t\tconst u = azimuth( vertex ) / 2 / Math.PI + 0.5;\n\t\t\tconst v = inclination( vertex ) / Math.PI + 0.5;\n\t\t\tuvBuffer.push( u, 1 - v );\n\n\t\t}\n\n\t\tcorrectUVs();\n\n\t\tcorrectSeam();\n\n\t}\n\n\tfunction correctSeam() {\n\n\t\t// handle case when face straddles the seam, see #3269\n\n\t\tfor ( let i = 0; i < uvBuffer.length; i += 6 ) {\n\n\t\t\t// uv data of a single face\n\n\t\t\tconst x0 = uvBuffer[ i + 0 ];\n\t\t\tconst x1 = uvBuffer[ i + 2 ];\n\t\t\tconst x2 = uvBuffer[ i + 4 ];\n\n\t\t\tconst max = Math.max( x0, x1, x2 );\n\t\t\tconst min = Math.min( x0, x1, x2 );\n\n\t\t\t// 0.9 is somewhat arbitrary\n\n\t\t\tif ( max > 0.9 && min < 0.1 ) {\n\n\t\t\t\tif ( x0 < 0.2 ) uvBuffer[ i + 0 ] += 1;\n\t\t\t\tif ( x1 < 0.2 ) uvBuffer[ i + 2 ] += 1;\n\t\t\t\tif ( x2 < 0.2 ) uvBuffer[ i + 4 ] += 1;\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\tfunction pushVertex( vertex ) {\n\n\t\tvertexBuffer.push( vertex.x, vertex.y, vertex.z );\n\n\t}\n\n\tfunction getVertexByIndex( index, vertex ) {\n\n\t\tconst stride = index * 3;\n\n\t\tvertex.x = vertices[ stride + 0 ];\n\t\tvertex.y = vertices[ stride + 1 ];\n\t\tvertex.z = vertices[ stride + 2 ];\n\n\t}\n\n\tfunction correctUVs() {\n\n\t\tconst a = new Vector3();\n\t\tconst b = new Vector3();\n\t\tconst c = new Vector3();\n\n\t\tconst centroid = new Vector3();\n\n\t\tconst uvA = new Vector2();\n\t\tconst uvB = new Vector2();\n\t\tconst uvC = new Vector2();\n\n\t\tfor ( let i = 0, j = 0; i < vertexBuffer.length; i += 9, j += 6 ) {\n\n\t\t\ta.set( vertexBuffer[ i + 0 ], vertexBuffer[ i + 1 ], vertexBuffer[ i + 2 ] );\n\t\t\tb.set( vertexBuffer[ i + 3 ], vertexBuffer[ i + 4 ], vertexBuffer[ i + 5 ] );\n\t\t\tc.set( vertexBuffer[ i + 6 ], vertexBuffer[ i + 7 ], vertexBuffer[ i + 8 ] );\n\n\t\t\tuvA.set( uvBuffer[ j + 0 ], uvBuffer[ j + 1 ] );\n\t\t\tuvB.set( uvBuffer[ j + 2 ], uvBuffer[ j + 3 ] );\n\t\t\tuvC.set( uvBuffer[ j + 4 ], uvBuffer[ j + 5 ] );\n\n\t\t\tcentroid.copy( a ).add( b ).add( c ).divideScalar( 3 );\n\n\t\t\tconst azi = azimuth( centroid );\n\n\t\t\tcorrectUV( uvA, j + 0, a, azi );\n\t\t\tcorrectUV( uvB, j + 2, b, azi );\n\t\t\tcorrectUV( uvC, j + 4, c, azi );\n\n\t\t}\n\n\t}\n\n\tfunction correctUV( uv, stride, vector, azimuth ) {\n\n\t\tif ( ( azimuth < 0 ) && ( uv.x === 1 ) ) {\n\n\t\t\tuvBuffer[ stride ] = uv.x - 1;\n\n\t\t}\n\n\t\tif ( ( vector.x === 0 ) && ( vector.z === 0 ) ) {\n\n\t\t\tuvBuffer[ stride ] = azimuth / 2 / Math.PI + 0.5;\n\n\t\t}\n\n\t}\n\n\t// Angle around the Y axis, counter-clockwise when looking from above.\n\n\tfunction azimuth( vector ) {\n\n\t\treturn Math.atan2( vector.z, - vector.x );\n\n\t}\n\n\n\t// Angle above the XZ plane.\n\n\tfunction inclination( vector ) {\n\n\t\treturn Math.atan2( - vector.y, Math.sqrt( ( vector.x * vector.x ) + ( vector.z * vector.z ) ) );\n\n\t}\n\n}\n\nPolyhedronBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nPolyhedronBufferGeometry.prototype.constructor = PolyhedronBufferGeometry;\n\n// TetrahedronGeometry\n\nfunction TetrahedronGeometry( radius, detail ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'TetrahedronGeometry';
109\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\tdetail: detail\n\t};\n\n\tthis.fromBufferGeometry( new TetrahedronBufferGeometry( radius, detail ) );\n\tthis.mergeVertices();\n\n}\n\nTetrahedronGeometry.prototype = Object.create( Geometry.prototype );\nTetrahedronGeometry.prototype.constructor = TetrahedronGeometry;\n\n// TetrahedronBufferGeometry\n\nfunction TetrahedronBufferGeometry( radius, detail ) {\n\n\tconst vertices = [\n\t\t1, 1, 1, \t- 1, - 1, 1, \t- 1, 1, - 1, \t1, - 1, - 1\n\t];\n\n\tconst indices = [\n\t\t2, 1, 0, \t0, 3, 2,\t1, 3, 0,\t2, 3, 1\n\t];\n\n\tPolyhedronBufferGeometry.call( this, vertices, indices, radius, detail );\n\n\tthis.type = 'TetrahedronBufferGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\tdetail: detail\n\t};\n\n}\n\nTetrahedronBufferGeometry.prototype = Object.create( PolyhedronBufferGeometry.prototype );\nTetrahedronBufferGeometry.prototype.constructor = TetrahedronBufferGeometry;\n\n// OctahedronGeometry\n\nfunction OctahedronGeometry( radius, detail ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'OctahedronGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\tdetail: detail\n\t};\n\n\tthis.fromBufferGeometry( new OctahedronBufferGeometry( radius, detail ) );\n\tthis.mergeVertices();\n\n}\n\nOctahedronGeometry.prototype = Object.create( Geometry.prototype );\nOctahedronGeometry.prototype.constructor = OctahedronGeometry;\n\n// OctahedronBufferGeometry\n\nfunction OctahedronBufferGeometry( radius, detail ) {\n\n\tconst vertices = [\n\t\t1, 0, 0, \t- 1, 0, 0,\t0, 1, 0,\n\t\t0, - 1, 0, \t0, 0, 1,\t0, 0, - 1\n\t];\n\n\tconst indices = [\n\t\t0, 2, 4,\t0, 4, 3,\t0, 3, 5,\n\t\t0, 5, 2,\t1, 2, 5,\t1, 5, 3,\n\t\t1, 3, 4,\t1, 4, 2\n\t];\n\n\tPolyhedronBufferGeometry.call( this, vertices, indices, radius, detail );\n\n\tthis.type = 'OctahedronBufferGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\tdetail: detail\n\t};\n\n}\n\nOctahedronBufferGeometry.prototype = Object.create( PolyhedronBufferGeometry.prototype );\nOctahedronBufferGeometry.prototype.constructor = OctahedronBufferGeometry;\n\n// IcosahedronGeometry\n\nfunction IcosahedronGeometry( radius, detail ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'IcosahedronGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\tdetail: detail\n\t};\n\n\tthis.fromBufferGeometry( new IcosahedronBufferGeometry( radius, detail ) );\n\tthis.mergeVertices();\n\n}\n\nIcosahedronGeometry.prototype = Object.create( Geometry.prototype );\nIcosahedronGeometry.prototype.constructor = IcosahedronGeometry;\n\n// IcosahedronBufferGeometry\n\nfunction IcosahedronBufferGeometry( radius, detail ) {\n\n\tconst t = ( 1 + Math.sqrt( 5 ) ) / 2;\n\n\tconst vertices = [\n\t\t- 1, t, 0, \t1, t, 0, \t- 1, - t, 0, \t1, - t, 0,\n\t\t 0, - 1, t, \t0, 1, t,\t0, - 1, - t, \t0, 1, - t,\n\t\t t, 0, - 1, \tt, 0, 1, \t- t, 0, - 1, \t- t, 0, 1\n\t];\n\n\tconst indices = [\n\t\t 0, 11, 5, \t0, 5, 1, \t0, 1, 7, \t0, 7, 10, \t0, 10, 11,\n\t\t 1, 5, 9, \t5, 11, 4,\t11, 10, 2,\t10, 7, 6,\t7, 1, 8,\n\t\t 3, 9, 4, \t3, 4, 2,\t3, 2, 6,\t3, 6, 8,\t3, 8, 9,\n\t\t 4, 9, 5, \t2, 4, 11,\t6, 2, 10,\t8, 6, 7,\t9, 8, 1\n\t];\n\n\tPolyhedronBufferGeometry.call( this, vertices, indices, radius, detail );\n\n\tthis.type = 'IcosahedronBufferGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\tdetail: detail\n\t};\n\n}\n\nIcosahedronBufferGeometry.prototype = Object.create( PolyhedronBufferGeometry.prototype );\nIcosahedronBufferGeometry.prototype.constructor = IcosahedronBufferGeometry;\n\n// DodecahedronGeometry\n\nfunction DodecahedronGeometry( radius, detail ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'DodecahedronGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\tdetail: detail\n\t};\n\n\tthis.fromBufferGeometry( new DodecahedronBufferGeometry( radius, detail ) );\n\tthis.mergeVertices();\n\n}\n\nDodecahedronGeometry.prototype = Object.create( Geometry.prototype );\nDodecahedronGeometry.prototype.constructor = DodecahedronGeometry;\n\n// DodecahedronBufferGeometry\n\nfunction DodecahedronBufferGeometry( radius, detail ) {\n\n\tconst t = ( 1 + Math.sqrt( 5 ) ) / 2;\n\tconst r = 1 / t;\n\n\tconst vertices = [\n\n\t\t// (±1, ±1, ±1)\n\t\t- 1, - 1, - 1,\t- 1, - 1, 1,\n\t\t- 1, 1, - 1, - 1, 1, 1,\n\t\t1, - 1, - 1, 1, - 1, 1,\n\t\t1, 1, - 1, 1, 1, 1,\n\n\t\t// (0, ±1/Ï, ±Ï)\n\t\t 0, - r, - t, 0, - r, t,\n\t\t 0, r, - t, 0, r, t,\n\n\t\t// (±1/Ï, ±Ï, 0)\n\t\t- r, - t, 0, - r, t, 0,\n\t\t r, - t, 0, r, t, 0,\n\n\t\t// (±Ï, 0, ±1/Ï)\n\t\t- t, 0, - r, t, 0, - r,\n\t\t- t, 0, r, t, 0, r\n\t];\n\n\tconst indices = [\n\t\t3, 11, 7, \t3, 7, 15, \t3, 15, 13,\n\t\t7, 19, 17, \t7, 17, 6, \t7, 6, 15,\n\t\t17, 4, 8, \t17, 8, 10, \t17, 10, 6,\n\t\t8, 0, 16, \t8, 16, 2, \t8, 2, 10,\n\t\t0, 12, 1, \t0, 1, 18, \t0, 18, 16,\n\t\t6, 10, 2, \t6, 2, 13, \t6, 13, 15,\n\t\t2, 16, 18, \t2, 18, 3, \t2, 3, 13,\n\t\t18, 1, 9, \t18, 9, 11, \t18, 11, 3,\n\t\t4, 14, 12, \t4, 12, 0, \t4, 0, 8,\n\t\t11, 9, 5, \t11, 5, 19, \t11, 19, 7,\n\t\t19, 5, 14, \t19,
10914, 4, \t19, 4, 17,\n\t\t1, 12, 14, \t1, 14, 5, \t1, 5, 9\n\t];\n\n\tPolyhedronBufferGeometry.call( this, vertices, indices, radius, detail );\n\n\tthis.type = 'DodecahedronBufferGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\tdetail: detail\n\t};\n\n}\n\nDodecahedronBufferGeometry.prototype = Object.create( PolyhedronBufferGeometry.prototype );\nDodecahedronBufferGeometry.prototype.constructor = DodecahedronBufferGeometry;\n\n// TubeGeometry\n\nfunction TubeGeometry( path, tubularSegments, radius, radialSegments, closed, taper ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'TubeGeometry';\n\n\tthis.parameters = {\n\t\tpath: path,\n\t\ttubularSegments: tubularSegments,\n\t\tradius: radius,\n\t\tradialSegments: radialSegments,\n\t\tclosed: closed\n\t};\n\n\tif ( taper !== undefined ) console.warn( 'THREE.TubeGeometry: taper has been removed.' );\n\n\tconst bufferGeometry = new TubeBufferGeometry( path, tubularSegments, radius, radialSegments, closed );\n\n\t// expose internals\n\n\tthis.tangents = bufferGeometry.tangents;\n\tthis.normals = bufferGeometry.normals;\n\tthis.binormals = bufferGeometry.binormals;\n\n\t// create geometry\n\n\tthis.fromBufferGeometry( bufferGeometry );\n\tthis.mergeVertices();\n\n}\n\nTubeGeometry.prototype = Object.create( Geometry.prototype );\nTubeGeometry.prototype.constructor = TubeGeometry;\n\n// TubeBufferGeometry\n\nfunction TubeBufferGeometry( path, tubularSegments, radius, radialSegments, closed ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'TubeBufferGeometry';\n\n\tthis.parameters = {\n\t\tpath: path,\n\t\ttubularSegments: tubularSegments,\n\t\tradius: radius,\n\t\tradialSegments: radialSegments,\n\t\tclosed: closed\n\t};\n\n\ttubularSegments = tubularSegments || 64;\n\tradius = radius || 1;\n\tradialSegments = radialSegments || 8;\n\tclosed = closed || false;\n\n\tconst frames = path.computeFrenetFrames( tubularSegments, closed );\n\n\t// expose internals\n\n\tthis.tangents = frames.tangents;\n\tthis.normals = frames.normals;\n\tthis.binormals = frames.binormals;\n\n\t// helper variables\n\n\tconst vertex = new Vector3();\n\tconst normal = new Vector3();\n\tconst uv = new Vector2();\n\tlet P = new Vector3();\n\n\t// buffer\n\n\tconst vertices = [];\n\tconst normals = [];\n\tconst uvs = [];\n\tconst indices = [];\n\n\t// create buffer data\n\n\tgenerateBufferData();\n\n\t// build geometry\n\n\tthis.setIndex( indices );\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tthis.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) );\n\n\t// functions\n\n\tfunction generateBufferData() {\n\n\t\tfor ( let i = 0; i < tubularSegments; i ++ ) {\n\n\t\t\tgenerateSegment( i );\n\n\t\t}\n\n\t\t// if the geometry is not closed, generate the last row of vertices and normals\n\t\t// at the regular position on the given path\n\t\t//\n\t\t// if the geometry is closed, duplicate the first row of vertices and normals (uvs will differ)\n\n\t\tgenerateSegment( ( closed === false ) ? tubularSegments : 0 );\n\n\t\t// uvs are generated in a separate function.\n\t\t// this makes it easy compute correct values for closed geometries\n\n\t\tgenerateUVs();\n\n\t\t// finally create faces\n\n\t\tgenerateIndices();\n\n\t}\n\n\tfunction generateSegment( i ) {\n\n\t\t// we use getPointAt to sample evenly distributed points from the given path\n\n\t\tP = path.getPointAt( i / tubularSegments, P );\n\n\t\t// retrieve corresponding normal and binormal\n\n\t\tconst N = frames.normals[ i ];\n\t\tconst B = frames.binormals[ i ];\n\n\t\t// generate normals and vertices for the current segment\n\n\t\tfor ( let j = 0; j <= radialSegments; j ++ ) {\n\n\t\t\tconst v = j / radialSegments * Math.PI * 2;\n\n\t\t\tconst sin = Math.sin( v );\n\t\t\tconst cos = - Math.cos( v );\n\n\t\t\t// normal\n\n\t\t\tnormal.x = ( cos * N.x + sin * B.x );\n\t\t\tnormal.y = ( cos * N.y + sin * B.y );\n\t\t\tnormal.z = ( cos * N.z + sin * B.z );\n\t\t\tnormal.normalize();\n\n\t\t\tnormals.push( normal.x, normal.y, normal.z );\n\n\t\t\t// vertex\n\n\t\t\tvertex.x = P.x + radius * normal.x;\n\t\t\tvertex.y = P.y + radius * normal.y;
109\n\t\t\tvertex.z = P.z + radius * normal.z;\n\n\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t}\n\n\t}\n\n\tfunction generateIndices() {\n\n\t\tfor ( let j = 1; j <= tubularSegments; j ++ ) {\n\n\t\t\tfor ( let i = 1; i <= radialSegments; i ++ ) {\n\n\t\t\t\tconst a = ( radialSegments + 1 ) * ( j - 1 ) + ( i - 1 );\n\t\t\t\tconst b = ( radialSegments + 1 ) * j + ( i - 1 );\n\t\t\t\tconst c = ( radialSegments + 1 ) * j + i;\n\t\t\t\tconst d = ( radialSegments + 1 ) * ( j - 1 ) + i;\n\n\t\t\t\t// faces\n\n\t\t\t\tindices.push( a, b, d );\n\t\t\t\tindices.push( b, c, d );\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\tfunction generateUVs() {\n\n\t\tfor ( let i = 0; i <= tubularSegments; i ++ ) {\n\n\t\t\tfor ( let j = 0; j <= radialSegments; j ++ ) {\n\n\t\t\t\tuv.x = i / tubularSegments;\n\t\t\t\tuv.y = j / radialSegments;\n\n\t\t\t\tuvs.push( uv.x, uv.y );\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n}\n\nTubeBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nTubeBufferGeometry.prototype.constructor = TubeBufferGeometry;\n\nTubeBufferGeometry.prototype.toJSON = function () {\n\n\tconst data = BufferGeometry.prototype.toJSON.call( this );\n\n\tdata.path = this.parameters.path.toJSON();\n\n\treturn data;\n\n};\n\n// TorusKnotGeometry\n\nfunction TorusKnotGeometry( radius, tube, tubularSegments, radialSegments, p, q, heightScale ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'TorusKnotGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\ttube: tube,\n\t\ttubularSegments: tubularSegments,\n\t\tradialSegments: radialSegments,\n\t\tp: p,\n\t\tq: q\n\t};\n\n\tif ( heightScale !== undefined ) console.warn( 'THREE.TorusKnotGeometry: heightScale has been deprecated. Use .scale( x, y, z ) instead.' );\n\n\tthis.fromBufferGeometry( new TorusKnotBufferGeometry( radius, tube, tubularSegments, radialSegments, p, q ) );\n\tthis.mergeVertices();\n\n}\n\nTorusKnotGeometry.prototype = Object.create( Geometry.prototype );\nTorusKnotGeometry.prototype.constructor = TorusKnotGeometry;\n\n// TorusKnotBufferGeometry\n\nfunction TorusKnotBufferGeometry( radius, tube, tubularSegments, radialSegments, p, q ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'TorusKnotBufferGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\ttube: tube,\n\t\ttubularSegments: tubularSegments,\n\t\tradialSegments: radialSegments,\n\t\tp: p,\n\t\tq: q\n\t};\n\n\tradius = radius || 1;\n\ttube = tube || 0.4;\n\ttubularSegments = Math.floor( tubularSegments ) || 64;\n\tradialSegments = Math.floor( radialSegments ) || 8;\n\tp = p || 2;\n\tq = q || 3;\n\n\t// buffers\n\n\tconst indices = [];\n\tconst vertices = [];\n\tconst normals = [];\n\tconst uvs = [];\n\n\t// helper variables\n\n\tconst vertex = new Vector3();\n\tconst normal = new Vector3();\n\n\tconst P1 = new Vector3();\n\tconst P2 = new Vector3();\n\n\tconst B = new Vector3();\n\tconst T = new Vector3();\n\tconst N = new Vector3();\n\n\t// generate vertices, normals and uvs\n\n\tfor ( let i = 0; i <= tubularSegments; ++ i ) {\n\n\t\t// the radian \"u\" is used to calculate the position on the torus curve of the current tubular segement\n\n\t\tconst u = i / tubularSegments * p * Math.PI * 2;\n\n\t\t// now we calculate two points. P1 is our current position on the curve, P2 is a little farther ahead.\n\t\t// these points are used to create a special \"coordinate space\", which is necessary to calculate the correct vertex positions\n\n\t\tcalculatePositionOnCurve( u, p, q, radius, P1 );\n\t\tcalculatePositionOnCurve( u + 0.01, p, q, radius, P2 );\n\n\t\t// calculate orthonormal basis\n\n\t\tT.subVectors( P2, P1 );\n\t\tN.addVectors( P2, P1 );\n\t\tB.crossVectors( T, N );\n\t\tN.crossVectors( B, T );\n\n\t\t// normalize B, N. T can be ignored, we don't use it\n\n\t\tB.normalize();\n\t\tN.normalize();\n\n\t\tfor ( let j = 0; j <= radialSegments; ++ j ) {\n\n\t\t\t// now calculate the vertices. they are nothing more than an extrusion of the torus curve.\n\t\t\t// because we extrude a shape in the xy-plane, there is no need to calculate a z-value.\n\n\t\t\tconst v = j / radialSegments * Math.PI * 2;\n\t\t\tconst cx = - tube * Math.cos( v );\n\t\t\tconst cy = tube * Math.sin( v );\n\n\t\t\t// now calculate the final vertex position.\n\t\t\t// first we orient the extrusion with our basis vectos, then we add it to the current position on the curve\
109n\n\t\t\tvertex.x = P1.x + ( cx * N.x + cy * B.x );\n\t\t\tvertex.y = P1.y + ( cx * N.y + cy * B.y );\n\t\t\tvertex.z = P1.z + ( cx * N.z + cy * B.z );\n\n\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\t// normal (P1 is always the center/origin of the extrusion, thus we can use it to calculate the normal)\n\n\t\t\tnormal.subVectors( vertex, P1 ).normalize();\n\n\t\t\tnormals.push( normal.x, normal.y, normal.z );\n\n\t\t\t// uv\n\n\t\t\tuvs.push( i / tubularSegments );\n\t\t\tuvs.push( j / radialSegments );\n\n\t\t}\n\n\t}\n\n\t// generate indices\n\n\tfor ( let j = 1; j <= tubularSegments; j ++ ) {\n\n\t\tfor ( let i = 1; i <= radialSegments; i ++ ) {\n\n\t\t\t// indices\n\n\t\t\tconst a = ( radialSegments + 1 ) * ( j - 1 ) + ( i - 1 );\n\t\t\tconst b = ( radialSegments + 1 ) * j + ( i - 1 );\n\t\t\tconst c = ( radialSegments + 1 ) * j + i;\n\t\t\tconst d = ( radialSegments + 1 ) * ( j - 1 ) + i;\n\n\t\t\t// faces\n\n\t\t\tindices.push( a, b, d );\n\t\t\tindices.push( b, c, d );\n\n\t\t}\n\n\t}\n\n\t// build geometry\n\n\tthis.setIndex( indices );\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tthis.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) );\n\n\t// this function calculates the current position on the torus curve\n\n\tfunction calculatePositionOnCurve( u, p, q, radius, position ) {\n\n\t\tconst cu = Math.cos( u );\n\t\tconst su = Math.sin( u );\n\t\tconst quOverP = q / p * u;\n\t\tconst cs = Math.cos( quOverP );\n\n\t\tposition.x = radius * ( 2 + cs ) * 0.5 * cu;\n\t\tposition.y = radius * ( 2 + cs ) * su * 0.5;\n\t\tposition.z = radius * Math.sin( quOverP ) * 0.5;\n\n\t}\n\n}\n\nTorusKnotBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nTorusKnotBufferGeometry.prototype.constructor = TorusKnotBufferGeometry;\n\n// TorusGeometry\n\nfunction TorusGeometry( radius, tube, radialSegments, tubularSegments, arc ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'TorusGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\ttube: tube,\n\t\tradialSegments: radialSegments,\n\t\ttubularSegments: tubularSegments,\n\t\tarc: arc\n\t};\n\n\tthis.fromBufferGeometry( new TorusBufferGeometry( radius, tube, radialSegments, tubularSegments, arc ) );\n\tthis.mergeVertices();\n\n}\n\nTorusGeometry.prototype = Object.create( Geometry.prototype );\nTorusGeometry.prototype.constructor = TorusGeometry;\n\n// TorusBufferGeometry\n\nfunction TorusBufferGeometry( radius, tube, radialSegments, tubularSegments, arc ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'TorusBufferGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\ttube: tube,\n\t\tradialSegments: radialSegments,\n\t\ttubularSegments: tubularSegments,\n\t\tarc: arc\n\t};\n\n\tradius = radius || 1;\n\ttube = tube || 0.4;\n\tradialSegments = Math.floor( radialSegments ) || 8;\n\ttubularSegments = Math.floor( tubularSegments ) || 6;\n\tarc = arc || Math.PI * 2;\n\n\t// buffers\n\n\tconst indices = [];\n\tconst vertices = [];\n\tconst normals = [];\n\tconst uvs = [];\n\n\t// helper variables\n\n\tconst center = new Vector3();\n\tconst vertex = new Vector3();\n\tconst normal = new Vector3();\n\n\t// generate vertices, normals and uvs\n\n\tfor ( let j = 0; j <= radialSegments; j ++ ) {\n\n\t\tfor ( let i = 0; i <= tubularSegments; i ++ ) {\n\n\t\t\tconst u = i / tubularSegments * arc;\n\t\t\tconst v = j / radialSegments * Math.PI * 2;\n\n\t\t\t// vertex\n\n\t\t\tvertex.x = ( radius + tube * Math.cos( v ) ) * Math.cos( u );\n\t\t\tvertex.y = ( radius + tube * Math.cos( v ) ) * Math.sin( u );\n\t\t\tvertex.z = tube * Math.sin( v );\n\n\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\t// normal\n\n\t\t\tcenter.x = radius * Math.cos( u );\n\t\t\tcenter.y = radius * Math.sin( u );\n\t\t\tnormal.subVectors( vertex, center ).normalize();\n\n\t\t\tnormals.push( normal.x, normal.y, normal.z );\n\n\t\t\t// uv\n\n\t\t\tuvs.push( i / tubularSegments );\n\t\t\tuvs.push( j / radialSegments );\n\n\t\t}\n\n\t}\n\n\t// generate indices\n\n\tfor ( let j = 1; j <= radialSegments; j ++ ) {\n\n\t\tfor ( let i = 1; i <= tubularSegments; i ++ ) {\n\n\t\t\t// indices\n\n\t\t\tconst a = ( tubularSegments + 1 ) * j + i - 1;\n\t\t\tconst b = ( tubularSegments + 1 ) * ( j - 1 ) + i - 1;\n\t\t\tconst c = ( tubularSegments + 1 ) * ( j - 1 ) + i;\n\t\t\tconst d = ( tubularSegments + 1 ) * j + i;\n\n\t\t\t// faces\n\n\t\t\tindices.push( a, b, d );\n\t\t\tindices.push( b, c, d );\n\n\t\t}\n\n\t}\n\n\t// build geometry\n\n\tthis.setIndex( indices );\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );
109\n\tthis.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) );\n\n}\n\nTorusBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nTorusBufferGeometry.prototype.constructor = TorusBufferGeometry;\n\n/**\n * Port from https://github.com/mapbox/earcut (v2.2.2)\n */\n\nconst Earcut = {\n\n\ttriangulate: function ( data, holeIndices, dim ) {\n\n\t\tdim = dim || 2;\n\n\t\tlet hasHoles = holeIndices && holeIndices.length,\n\t\t\touterLen = hasHoles ? holeIndices[ 0 ] * dim : data.length,\n\t\t\touterNode = linkedList( data, 0, outerLen, dim, true ),\n\t\t\ttriangles = [];\n\n\t\tif ( ! outerNode || outerNode.next === outerNode.prev ) return triangles;\n\n\t\tlet minX, minY, maxX, maxY, x, y, invSize;\n\n\t\tif ( hasHoles ) outerNode = eliminateHoles( data, holeIndices, outerNode, dim );\n\n\t\t// if the shape is not too simple, we'll use z-order curve hash later; calculate polygon bbox\n\t\tif ( data.length > 80 * dim ) {\n\n\t\t\tminX = maxX = data[ 0 ];\n\t\t\tminY = maxY = data[ 1 ];\n\n\t\t\tfor ( let i = dim; i < outerLen; i += dim ) {\n\n\t\t\t\tx = data[ i ];\n\t\t\t\ty = data[ i + 1 ];\n\t\t\t\tif ( x < minX ) minX = x;\n\t\t\t\tif ( y < minY ) minY = y;\n\t\t\t\tif ( x > maxX ) maxX = x;\n\t\t\t\tif ( y > maxY ) maxY = y;\n\n\t\t\t}\n\n\t\t\t// minX, minY and invSize are later used to transform coords into integers for z-order calculation\n\t\t\tinvSize = Math.max( maxX - minX, maxY - minY );\n\t\t\tinvSize = invSize !== 0 ? 1 / invSize : 0;\n\n\t\t}\n\n\t\tearcutLinked( outerNode, triangles, dim, minX, minY, invSize );\n\n\t\treturn triangles;\n\n\t}\n\n};\n\n// create a circular doubly linked list from polygon points in the specified winding order\nfunction linkedList( data, start, end, dim, clockwise ) {\n\n\tlet i, last;\n\n\tif ( clockwise === ( signedArea( data, start, end, dim ) > 0 ) ) {\n\n\t\tfor ( i = start; i < end; i += dim ) last = insertNode( i, data[ i ], data[ i + 1 ], last );\n\n\t} else {\n\n\t\tfor ( i = end - dim; i >= start; i -= dim ) last = insertNode( i, data[ i ], data[ i + 1 ], last );\n\n\t}\n\n\tif ( last && equals( last, last.next ) ) {\n\n\t\tremoveNode( last );\n\t\tlast = last.next;\n\n\t}\n\n\treturn last;\n\n}\n\n// eliminate colinear or duplicate points\nfunction filterPoints( start, end ) {\n\n\tif ( ! start ) return start;\n\tif ( ! end ) end = start;\n\n\tlet p = start,\n\t\tagain;\n\tdo {\n\n\t\tagain = false;\n\n\t\tif ( ! p.steiner && ( equals( p, p.next ) || area( p.prev, p, p.next ) === 0 ) ) {\n\n\t\t\tremoveNode( p );\n\t\t\tp = end = p.prev;\n\t\t\tif ( p === p.next ) break;\n\t\t\tagain = true;\n\n\t\t} else {\n\n\t\t\tp = p.next;\n\n\t\t}\n\n\t} while ( again || p !== end );\n\n\treturn end;\n\n}\n\n// main ear slicing loop which triangulates a polygon (given as a linked list)\nfunction earcutLinked( ear, triangles, dim, minX, minY, invSize, pass ) {\n\n\tif ( ! ear ) return;\n\n\t// interlink polygon nodes in z-order\n\tif ( ! pass && invSize ) indexCurve( ear, minX, minY, invSize );\n\n\tlet stop = ear,\n\t\tprev, next;\n\n\t// iterate through ears, slicing them one by one\n\twhile ( ear.prev !== ear.next ) {\n\n\t\tprev = ear.prev;\n\t\tnext = ear.next;\n\n\t\tif ( invSize ? isEarHashed( ear, minX, minY, invSize ) : isEar( ear ) ) {\n\n\t\t\t// cut off the triangle\n\t\t\ttriangles.push( prev.i / dim );\n\t\t\ttriangles.push( ear.i / dim );\n\t\t\ttriangles.push( next.i / dim );\n\n\t\t\tremoveNode( ear );\n\n\t\t\t// skipping the next vertex leads to less sliver triangles\n\t\t\tear = next.next;\n\t\t\tstop = next.next;\n\n\t\t\tcontinue;\n\n\t\t}\n\n\t\tear = next;\n\n\t\t// if we looped through the whole remaining polygon and can't find any more ears\n\t\tif ( ear === stop ) {\n\n\t\t\t// try filtering points and slicing again\n\t\t\tif ( ! pass ) {\n\n\t\t\t\tearcutLinked( filterPoints( ear ), triangles, dim, minX, minY, invSize, 1 );\n\n\t\t\t\t// if this didn't work, try curing all small self-intersections locally\n\n\t\t\t} else if ( pass === 1 ) {\n\n\t\t\t\tear = cureLocalIntersections( filterPoints( ear ), triangles, dim );\n\t\t\t\tearcutLinked( ear, triangles, dim, minX, minY, invSize, 2 );\n\n\t\t\t\t// as a last resort, try splitting the remaining polygon into two\n\n\t\t\t} else if ( pass === 2 ) {\n\n\t\t\t\tsplitEarcut( ear, triangles, dim, minX, minY, invSize );\n\n\t\t\t}\n\n\t\t\tbreak;\n\n\t\t}\n\n\t}\n\n}\n\n// check whether a polygon node forms a valid ear with adjacent nodes\nfunction isEar( ear ) {\n\n\tlet a = ear.prev,\n\t\tb = ear,\n\t\tc = ear.next;\n\n\tif ( area( a, b, c ) >= 0 ) return false; // reflex, can't be an ear\n\n\t// now make sure we don't have other points inside the potential ear\n\tlet p = ear.next.next;\n\n\twhile ( p !== ear.prev ) {\n\n\t\tif ( pointInTriangle( a.x, a.y, b.x, b.y, c.x, c.y, p.x, p.y ) &&\n\t\t\tarea( p.prev, p, p.next ) >= 0 ) return false;\n\t\tp = p.next;\n\n\t}\n\n\treturn true;\n\n}\n\nfunction isEarHashed( ear, minX, minY, invSize ) {\n\n\tlet a = ear.prev,\n\t\tb = ear,\n\t\tc = ear.next;\n\n\tif ( area( a, b, c ) >= 0 ) return false; // reflex, can't be an ear\n\n\t// triangle bbox; min & max are calculated like this for speed\n\tlet minTX = a.x < b.x ? ( a.x < c.x ? a.x : c.x ) : ( b.x < c.x ? b.x : c.x ),\n\t\tminTY = a.y < b.y ? ( a.y < c.y ? a.y : c.y ) : ( b.y < c.y ? b.y : c.y ),\n\t\tmaxTX = a.x > b.x ? ( a.x > c.x ? a.x : c.x ) : ( b.x > c.x ? b.x : c.x ),\n\t\tmaxTY = a.y >
109 b.y ? ( a.y > c.y ? a.y : c.y ) : ( b.y > c.y ? b.y : c.y );\n\n\t// z-order range for the current triangle bbox;\n\tlet minZ = zOrder( minTX, minTY, minX, minY, invSize ),\n\t\tmaxZ = zOrder( maxTX, maxTY, minX, minY, invSize );\n\n\tlet p = ear.prevZ,\n\t\tn = ear.nextZ;\n\n\t// look for points inside the triangle in both directions\n\twhile ( p && p.z >= minZ && n && n.z <= maxZ ) {\n\n\t\tif ( p !== ear.prev && p !== ear.next &&\n\t\t\tpointInTriangle( a.x, a.y, b.x, b.y, c.x, c.y, p.x, p.y ) &&\n\t\t\tarea( p.prev, p, p.next ) >= 0 ) return false;\n\t\tp = p.prevZ;\n\n\t\tif ( n !== ear.prev && n !== ear.next &&\n\t\t\tpointInTriangle( a.x, a.y, b.x, b.y, c.x, c.y, n.x, n.y ) &&\n\t\t\tarea( n.prev, n, n.next ) >= 0 ) return false;\n\t\tn = n.nextZ;\n\n\t}\n\n\t// look for remaining points in decreasing z-order\n\twhile ( p && p.z >= minZ ) {\n\n\t\tif ( p !== ear.prev && p !== ear.next &&\n\t\t\tpointInTriangle( a.x, a.y, b.x, b.y, c.x, c.y, p.x, p.y ) &&\n\t\t\tarea( p.prev, p, p.next ) >= 0 ) return false;\n\t\tp = p.prevZ;\n\n\t}\n\n\t// look for remaining points in increasing z-order\n\twhile ( n && n.z <= maxZ ) {\n\n\t\tif ( n !== ear.prev && n !== ear.next &&\n\t\t\tpointInTriangle( a.x, a.y, b.x, b.y, c.x, c.y, n.x, n.y ) &&\n\t\t\tarea( n.prev, n, n.next ) >= 0 ) return false;\n\t\tn = n.nextZ;\n\n\t}\n\n\treturn true;\n\n}\n\n// go through all polygon nodes and cure small local self-intersections\nfunction cureLocalIntersections( start, triangles, dim ) {\n\n\tlet p = start;\n\tdo {\n\n\t\tlet a = p.prev,\n\t\t\tb = p.next.next;\n\n\t\tif ( ! equals( a, b ) && intersects( a, p, p.next, b ) && locallyInside( a, b ) && locallyInside( b, a ) ) {\n\n\t\t\ttriangles.push( a.i / dim );\n\t\t\ttriangles.push( p.i / dim );\n\t\t\ttriangles.push( b.i / dim );\n\n\t\t\t// remove two nodes involved\n\t\t\tremoveNode( p );\n\t\t\tremoveNode( p.next );\n\n\t\t\tp = start = b;\n\n\t\t}\n\n\t\tp = p.next;\n\n\t} while ( p !== start );\n\n\treturn filterPoints( p );\n\n}\n\n// try splitting polygon into two and triangulate them independently\nfunction splitEarcut( start, triangles, dim, minX, minY, invSize ) {\n\n\t// look for a valid diagonal that divides the polygon into two\n\tlet a = start;\n\tdo {\n\n\t\tlet b = a.next.next;\n\t\twhile ( b !== a.prev ) {\n\n\t\t\tif ( a.i !== b.i && isValidDiagonal( a, b ) ) {\n\n\t\t\t\t// split the polygon in two by the diagonal\n\t\t\t\tlet c = splitPolygon( a, b );\n\n\t\t\t\t// filter colinear points around the cuts\n\t\t\t\ta = filterPoints( a, a.next );\n\t\t\t\tc = filterPoints( c, c.next );\n\n\t\t\t\t// run earcut on each half\n\t\t\t\tearcutLinked( a, triangles, dim, minX, minY, invSize );\n\t\t\t\tearcutLinked( c, triangles, dim, minX, minY, invSize );\n\t\t\t\treturn;\n\n\t\t\t}\n\n\t\t\tb = b.next;\n\n\t\t}\n\n\t\ta = a.next;\n\n\t} while ( a !== start );\n\n}\n\n// link every hole into the outer loop, producing a single-ring polygon without holes\nfunction eliminateHoles( data, holeIndices, outerNode, dim ) {\n\n\tlet queue = [],\n\t\ti, len, start, end, list;\n\n\tfor ( i = 0, len = holeIndices.length; i < len; i ++ ) {\n\n\t\tstart = holeIndices[ i ] * dim;\n\t\tend = i < len - 1 ? holeIndices[ i + 1 ] * dim : data.length;\n\t\tlist = linkedList( data, start, end, dim, false );\n\t\tif ( list === list.next ) list.steiner = true;\n\t\tqueue.push( getLeftmost( list ) );\n\n\t}\n\n\tqueue.sort( compareX );\n\n\t// process holes from left to right\n\tfor ( i = 0; i < queue.length; i ++ ) {\n\n\t\teliminateHole( queue[ i ], outerNode );\n\t\touterNode = filterPoints( outerNode, outerNode.next );\n\n\t}\n\n\treturn outerNode;\n\n}\n\nfunction compareX( a, b ) {\n\n\treturn a.x - b.x;\n\n}\n\n// find a bridge between vertices that connects hole with an outer ring and and link it\nfunction eliminateHole( hole, outerNode ) {\n\n\touterNode = findHoleBridge( hole, outerNode );\n\tif ( outerNode ) {\n\n\t\tconst b = splitPolygon( outerNode, hole );\n\n\t\t// filter collinear points around the cuts\n\t\tfilterPoints( outerNode, outerNode.next );\n\t\tfilterPoints( b, b.next );\n\n\t}\n\n}\n\n// David Eberly's algorithm for finding a bridge between hole and outer polygon\nfunction findHoleBridge( hole, outerNode ) {\n\n\tlet p = outerNode,\n\t\thx = hole.x,\n\t\thy = hole.y,\n\t\tqx = - Infinity,\n\t\tm;\n\n\t// find a segment intersected by a ray from the hole's leftmost point to the left;\n\t// segment's endpoint with lesser x will be potential connection point\
109n\tdo {\n\n\t\tif ( hy <= p.y && hy >= p.next.y && p.next.y !== p.y ) {\n\n\t\t\tlet x = p.x + ( hy - p.y ) * ( p.next.x - p.x ) / ( p.next.y - p.y );\n\t\t\tif ( x <= hx && x > qx ) {\n\n\t\t\t\tqx = x;\n\t\t\t\tif ( x === hx ) {\n\n\t\t\t\t\tif ( hy === p.y ) return p;\n\t\t\t\t\tif ( hy === p.next.y ) return p.next;\n\n\t\t\t\t}\n\n\t\t\t\tm = p.x < p.next.x ? p : p.next;\n\n\t\t\t}\n\n\t\t}\n\n\t\tp = p.next;\n\n\t} while ( p !== outerNode );\n\n\tif ( ! m ) return null;\n\n\tif ( hx === qx ) return m; // hole touches outer segment; pick leftmost endpoint\n\n\t// look for points inside the triangle of hole point, segment intersection and endpoint;\n\t// if there are no points found, we have a valid connection;\n\t// otherwise choose the point of the minimum angle with the ray as connection point\n\n\tlet stop = m,\n\t\tmx = m.x,\n\t\tmy = m.y,\n\t\ttanMin = Infinity,\n\t\ttan;\n\n\tp = m;\n\n\tdo {\n\n\t\tif ( hx >= p.x && p.x >= mx && hx !== p.x &&\n\t\t\t\tpointInTriangle( hy < my ? hx : qx, hy, mx, my, hy < my ? qx : hx, hy, p.x, p.y ) ) {\n\n\t\t\ttan = Math.abs( hy - p.y ) / ( hx - p.x ); // tangential\n\n\t\t\tif ( locallyInside( p, hole ) && ( tan < tanMin || ( tan === tanMin && ( p.x > m.x || ( p.x === m.x && sectorContainsSector( m, p ) ) ) ) ) ) {\n\n\t\t\t\tm = p;\n\t\t\t\ttanMin = tan;\n\n\t\t\t}\n\n\t\t}\n\n\t\tp = p.next;\n\n\t} while ( p !== stop );\n\n\treturn m;\n\n}\n\n// whether sector in vertex m contains sector in vertex p in the same coordinates\nfunction sectorContainsSector( m, p ) {\n\n\treturn area( m.prev, m, p.prev ) < 0 && area( p.next, m, m.next ) < 0;\n\n}\n\n// interlink polygon nodes in z-order\nfunction indexCurve( start, minX, minY, invSize ) {\n\n\tlet p = start;\n\tdo {\n\n\t\tif ( p.z === null ) p.z = zOrder( p.x, p.y, minX, minY, invSize );\n\t\tp.prevZ = p.prev;\n\t\tp.nextZ = p.next;\n\t\tp = p.next;\n\n\t} while ( p !== start );\n\n\tp.prevZ.nextZ = null;\n\tp.prevZ = null;\n\n\tsortLinked( p );\n\n}\n\n// Simon Tatham's linked list merge sort algorithm\n// http://www.chiark.greenend.org.uk/~sgtatham/algorithms/listsort.html\nfunction sortLinked( list ) {\n\n\tlet i, p, q, e, tail, numMerges, pSize, qSize,\n\t\tinSize = 1;\n\n\tdo {\n\n\t\tp = list;\n\t\tlist = null;\n\t\ttail = null;\n\t\tnumMerges = 0;\n\n\t\twhile ( p ) {\n\n\t\t\tnumMerges ++;\n\t\t\tq = p;\n\t\t\tpSize = 0;\n\t\t\tfor ( i = 0; i < inSize; i ++ ) {\n\n\t\t\t\tpSize ++;\n\t\t\t\tq = q.nextZ;\n\t\t\t\tif ( ! q ) break;\n\n\t\t\t}\n\n\t\t\tqSize = inSize;\n\n\t\t\twhile ( pSize > 0 || ( qSize > 0 && q ) ) {\n\n\t\t\t\tif ( pSize !== 0 && ( qSize === 0 || ! q || p.z <= q.z ) ) {\n\n\t\t\t\t\te = p;\n\t\t\t\t\tp = p.nextZ;\n\t\t\t\t\tpSize --;\n\n\t\t\t\t} else {\n\n\t\t\t\t\te = q;\n\t\t\t\t\tq = q.nextZ;\n\t\t\t\t\tqSize --;\n\n\t\t\t\t}\n\n\t\t\t\tif ( tail ) tail.nextZ = e;\n\t\t\t\telse list = e;\n\n\t\t\t\te.prevZ = tail;\n\t\t\t\ttail = e;\n\n\t\t\t}\n\n\t\t\tp = q;\n\n\t\t}\n\n\t\ttail.nextZ = null;\n\t\tinSize *= 2;\n\n\t} while ( numMerges > 1 );\n\n\treturn list;\n\n}\n\n// z-order of a point given coords and inverse of the longer side of data bbox\nfunction zOrder( x, y, minX, minY, invSize ) {\n\n\t// coords are transformed into non-negative 15-bit integer range\n\tx = 32767 * ( x - minX ) * invSize;\n\ty = 32767 * ( y - minY ) * invSize;\n\n\tx = ( x | ( x << 8 ) ) & 0x00FF00FF;\n\tx = ( x | ( x << 4 ) ) & 0x0F0F0F0F;\n\tx = ( x | ( x << 2 ) ) & 0x33333333;\n\tx = ( x | ( x << 1 ) ) & 0x55555555;\n\n\ty = ( y | ( y << 8 ) ) & 0x00FF00FF;\n\ty = ( y | ( y << 4 ) ) & 0x0F0F0F0F;\n\ty = ( y | ( y << 2 ) ) & 0x33333333;\n\ty = ( y | ( y << 1 ) ) & 0x55555555;\n\n\treturn x | ( y << 1 );\n\n}\n\n// find the leftmost node of a polygon ring\nfunction getLeftmost( start ) {\n\n\tlet p = start,\n\t\tleftmost = start;\n\tdo {\n\n\t\tif ( p.x < leftmost.x || ( p.x === leftmost.x && p.y < leftmost.y ) ) leftmost = p;\n\t\tp = p.next;\n\n\t} while ( p !== start );\n\n\treturn leftmost;\n\n}\n\n// check if a point lies within a convex triangle\nfunction pointInTriangle( ax, ay, bx, by, cx, cy, px, py ) {\n\n\treturn ( cx - px ) * ( ay - py ) - ( ax - px ) * ( cy - py ) >= 0 &&\n\t\t\t( ax - px ) * ( by - py ) - ( bx - px ) * ( ay - py ) >= 0 &&\n\t\t\t( bx - px ) * ( cy - py ) - ( cx - px ) * ( by - py ) >= 0;\n\n}\n\n// check if a diagonal between two polygon nodes is valid (lies in polygon interior)\nfunction isValidDiagonal( a, b ) {\n\n\treturn a.next.i !== b.i && a.prev.i !== b.i && ! intersectsPolygon( a, b ) && // dones't intersect other edges\n\t\t( locallyInside( a, b ) && locallyInside( b, a ) && middleInside( a, b ) && // locally visible\n\t\t( area( a.prev, a, b.prev ) || area( a, b.prev, b ) ) || // does not create opposite-facing sectors\n\t\tequals( a, b ) && area( a.prev, a, a.next ) > 0 && area( b.prev, b, b.next ) > 0 ); // special zero-length case\n\n}\n\n// signed area of a triangle\nfunction area( p, q, r ) {\n\n\treturn ( q.y - p.y ) * ( r.x - q.x ) - ( q.x - p.x ) * ( r.y - q.y );\n\n}\n\n// check if two points are equal\nfunction equals( p1, p2 ) {\n\n\treturn p1.x === p2.x && p1.y === p2.y;\n\n}\n\n// check if two segments intersect\nfunction intersects( p1, q1, p2, q2 ) {\n\n\tconst o1 = sign( area( p1, q1, p2 ) );\n\tconst o2 = sign( area( p1, q1, q2 ) );\n\tconst o3 = sign( area( p2, q2, p1 ) );\n\tconst o4 = sign( area( p2, q2, q1 ) );
109\n\n\tif ( o1 !== o2 && o3 !== o4 ) return true; // general case\n\n\tif ( o1 === 0 && onSegment( p1, p2, q1 ) ) return true; // p1, q1 and p2 are collinear and p2 lies on p1q1\n\tif ( o2 === 0 && onSegment( p1, q2, q1 ) ) return true; // p1, q1 and q2 are collinear and q2 lies on p1q1\n\tif ( o3 === 0 && onSegment( p2, p1, q2 ) ) return true; // p2, q2 and p1 are collinear and p1 lies on p2q2\n\tif ( o4 === 0 && onSegment( p2, q1, q2 ) ) return true; // p2, q2 and q1 are collinear and q1 lies on p2q2\n\n\treturn false;\n\n}\n\n// for collinear points p, q, r, check if point q lies on segment pr\nfunction onSegment( p, q, r ) {\n\n\treturn q.x <= Math.max( p.x, r.x ) && q.x >= Math.min( p.x, r.x ) && q.y <= Math.max( p.y, r.y ) && q.y >= Math.min( p.y, r.y );\n\n}\n\nfunction sign( num ) {\n\n\treturn num > 0 ? 1 : num < 0 ? - 1 : 0;\n\n}\n\n// check if a polygon diagonal intersects any polygon segments\nfunction intersectsPolygon( a, b ) {\n\n\tlet p = a;\n\tdo {\n\n\t\tif ( p.i !== a.i && p.next.i !== a.i && p.i !== b.i && p.next.i !== b.i &&\n\t\t\t\tintersects( p, p.next, a, b ) ) return true;\n\t\tp = p.next;\n\n\t} while ( p !== a );\n\n\treturn false;\n\n}\n\n// check if a polygon diagonal is locally inside the polygon\nfunction locallyInside( a, b ) {\n\n\treturn area( a.prev, a, a.next ) < 0 ?\n\t\tarea( a, b, a.next ) >= 0 && area( a, a.prev, b ) >= 0 :\n\t\tarea( a, b, a.prev ) < 0 || area( a, a.next, b ) < 0;\n\n}\n\n// check if the middle point of a polygon diagonal is inside the polygon\nfunction middleInside( a, b ) {\n\n\tlet p = a,\n\t\tinside = false,\n\t\tpx = ( a.x + b.x ) / 2,\n\t\tpy = ( a.y + b.y ) / 2;\n\tdo {\n\n\t\tif ( ( ( p.y > py ) !== ( p.next.y > py ) ) && p.next.y !== p.y &&\n\t\t\t\t( px < ( p.next.x - p.x ) * ( py - p.y ) / ( p.next.y - p.y ) + p.x ) )\n\t\t\tinside = ! inside;\n\t\tp = p.next;\n\n\t} while ( p !== a );\n\n\treturn inside;\n\n}\n\n// link two polygon vertices with a bridge; if the vertices belong to the same ring, it splits polygon into two;\n// if one belongs to the outer ring and another to a hole, it merges it into a single ring\nfunction splitPolygon( a, b ) {\n\n\tlet a2 = new Node( a.i, a.x, a.y ),\n\t\tb2 = new Node( b.i, b.x, b.y ),\n\t\tan = a.next,\n\t\tbp = b.prev;\n\n\ta.next = b;\n\tb.prev = a;\n\n\ta2.next = an;\n\tan.prev = a2;\n\n\tb2.next = a2;\n\ta2.prev = b2;\n\n\tbp.next = b2;\n\tb2.prev = bp;\n\n\treturn b2;\n\n}\n\n// create a node and optionally link it with previous one (in a circular doubly linked list)\nfunction insertNode( i, x, y, last ) {\n\n\tconst p = new Node( i, x, y );\n\n\tif ( ! last ) {\n\n\t\tp.prev = p;\n\t\tp.next = p;\n\n\t} else {\n\n\t\tp.next = last.next;\n\t\tp.prev = last;\n\t\tlast.next.prev = p;\n\t\tlast.next = p;\n\n\t}\n\n\treturn p;\n\n}\n\nfunction removeNode( p ) {\n\n\tp.next.prev = p.prev;\n\tp.prev.next = p.next;\n\n\tif ( p.prevZ ) p.prevZ.nextZ = p.nextZ;\n\tif ( p.nextZ ) p.nextZ.prevZ = p.prevZ;\n\n}\n\nfunction Node( i, x, y ) {\n\n\t// vertex index in coordinates array\n\tthis.i = i;\n\n\t// vertex coordinates\n\tthis.x = x;\n\tthis.y = y;\n\n\t// previous and next vertex nodes in a polygon ring\n\tthis.prev = null;\n\tthis.next = null;\n\n\t// z-order curve value\n\tthis.z = null;\n\n\t// previous and next nodes in z-order\n\tthis.prevZ = null;\n\tthis.nextZ = null;\n\n\t// indicates whether this is a steiner point\n\tthis.steiner = false;\n\n}\n\nfunction signedArea( data, start, end, dim ) {\n\n\tlet sum = 0;\n\tfor ( let i = start, j = end - dim; i < end; i += dim ) {\n\n\t\tsum += ( data[ j ] - data[ i ] ) * ( data[ i + 1 ] + data[ j + 1 ] );\n\t\tj = i;\n\n\t}\n\n\treturn sum;\n\n}\n\nconst ShapeUtils = {\n\n\t// calculate area of the contour polygon\n\n\tarea: function ( contour ) {\n\n\t\tconst n = contour.length;\n\t\tlet a = 0.0;\n\n\t\tfor ( let p = n - 1, q = 0; q < n; p = q ++ ) {\n\n\t\t\ta += contour[ p ].x * contour[ q ].y - contour[ q ].x * contour[ p ].y;\n\n\t\t}\n\n\t\treturn a * 0.5;\n\n\t},\n\n\tisClockWise: function ( pts ) {\n\n\t\treturn ShapeUtils.area( pts ) < 0;\n\n\t},\n\n\ttriangulateShape: function ( contour, holes ) {\n\n\t\tconst vertices = []; // flat array of vertices like [ x0,y0, x1,y1, x2,y2, ... ]\n\t\tconst holeIndices = []; // array of hole indices\n\t\tconst faces = []; // final array of vertex indices like [ [ a,b,d ], [ b,c,d ] ]\n\n\t\tremoveDupEndPts( contour );\n\t\taddContour( vertices, contour );\n\n\t\t//\n\n\t\tlet holeIndex = contour.length;
109\n\n\t\tholes.forEach( removeDupEndPts );\n\n\t\tfor ( let i = 0; i < holes.length; i ++ ) {\n\n\t\t\tholeIndices.push( holeIndex );\n\t\t\tholeIndex += holes[ i ].length;\n\t\t\taddContour( vertices, holes[ i ] );\n\n\t\t}\n\n\t\t//\n\n\t\tconst triangles = Earcut.triangulate( vertices, holeIndices );\n\n\t\t//\n\n\t\tfor ( let i = 0; i < triangles.length; i += 3 ) {\n\n\t\t\tfaces.push( triangles.slice( i, i + 3 ) );\n\n\t\t}\n\n\t\treturn faces;\n\n\t}\n\n};\n\nfunction removeDupEndPts( points ) {\n\n\tconst l = points.length;\n\n\tif ( l > 2 && points[ l - 1 ].equals( points[ 0 ] ) ) {\n\n\t\tpoints.pop();\n\n\t}\n\n}\n\nfunction addContour( vertices, contour ) {\n\n\tfor ( let i = 0; i < contour.length; i ++ ) {\n\n\t\tvertices.push( contour[ i ].x );\n\t\tvertices.push( contour[ i ].y );\n\n\t}\n\n}\n\n/**\n * Creates extruded geometry from a path shape.\n *\n * parameters = {\n *\n * curveSegments: <int>, // number of points on the curves\n * steps: <int>, // number of points for z-side extrusions / used for subdividing segments of extrude spline too\n * depth: <float>, // Depth to extrude the shape\n *\n * bevelEnabled: <bool>, // turn on bevel\n * bevelThickness: <float>, // how deep into the original shape bevel goes\n * bevelSize: <float>, // how far from shape outline (including bevelOffset) is bevel\n * bevelOffset: <float>, // how far from shape outline does bevel start\n * bevelSegments: <int>, // number of bevel layers\n *\n * extrudePath: <THREE.Curve> // curve to extrude shape along\n *\n * UVGenerator: <Object> // object that provides UV generator functions\n *\n * }\n */\n\n// ExtrudeGeometry\n\nfunction ExtrudeGeometry( shapes, options ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'ExtrudeGeometry';\n\n\tthis.parameters = {\n\t\tshapes: shapes,\n\t\toptions: options\n\t};\n\n\tthis.fromBufferGeometry( new ExtrudeBufferGeometry( shapes, options ) );\n\tthis.mergeVertices();\n\n}\n\nExtrudeGeometry.prototype = Object.create( Geometry.prototype );\nExtrudeGeometry.prototype.constructor = ExtrudeGeometry;\n\nExtrudeGeometry.prototype.toJSON = function () {\n\n\tconst data = Geometry.prototype.toJSON.call( this );\n\n\tconst shapes = this.parameters.shapes;\n\tconst options = this.parameters.options;\n\n\treturn toJSON( shapes, options, data );\n\n};\n\n// ExtrudeBufferGeometry\n\nfunction ExtrudeBufferGeometry( shapes, options ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'ExtrudeBufferGeometry';\n\n\tthis.parameters = {\n\t\tshapes: shapes,\n\t\toptions: options\n\t};\n\n\tshapes = Array.isArray( shapes ) ? shapes : [ shapes ];\n\n\tconst scope = this;\n\n\tconst verticesArray = [];\n\tconst uvArray = [];\n\n\tfor ( let i = 0, l = shapes.length; i < l; i ++ ) {\n\n\t\tconst shape = shapes[ i ];\n\t\taddShape( shape );\n\n\t}\n\n\t// build geometry\n\n\tthis.setAttribute( 'position', new Float32BufferAttribute( verticesArray, 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvArray, 2 ) );\n\n\tthis.computeVertexNormals();\n\n\t// functions\n\n\tfunction addShape( shape ) {\n\n\t\tconst placeholder = [];\n\n\t\t// options\n\n\t\tconst curveSegments = options.curveSegments !== undefined ? options.curveSegments : 12;\n\t\tconst steps = options.steps !== undefined ? options.steps : 1;\n\t\tlet depth = options.depth !== undefined ? options.depth : 100;\n\n\t\tlet bevelEnabled = options.bevelEnabled !== undefined ? options.bevelEnabled : true;\n\t\tlet bevelThickness = options.bevelThickness !== undefined ? options.bevelThickness : 6;\n\t\tlet bevelSize = options.bevelSize !== undefined ? options.bevelSize : bevelThickness - 2;\n\t\tlet bevelOffset = options.bevelOffset !== undefined ? options.bevelOffset : 0;\n\t\tlet bevelSegments = options.bevelSegments !== undefined ? options.bevelSegments : 3;\n\n\t\tconst extrudePath = options.extrudePath;\n\n\t\tconst uvgen = options.UVGenerator !== undefined ? options.UVGenerator : WorldUVGenerator;\n\n\t\t// deprecated options\n\n\t\tif ( options.amount !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.ExtrudeBufferGeometry: amount has been renamed to depth.' );\n\t\t\tdepth = options.amount;
109\n\n\t\t}\n\n\t\t//\n\n\t\tlet extrudePts, extrudeByPath = false;\n\t\tlet splineTube, binormal, normal, position2;\n\n\t\tif ( extrudePath ) {\n\n\t\t\textrudePts = extrudePath.getSpacedPoints( steps );\n\n\t\t\textrudeByPath = true;\n\t\t\tbevelEnabled = false; // bevels not supported for path extrusion\n\n\t\t\t// SETUP TNB variables\n\n\t\t\t// TODO1 - have a .isClosed in spline?\n\n\t\t\tsplineTube = extrudePath.computeFrenetFrames( steps, false );\n\n\t\t\t// console.log(splineTube, 'splineTube', splineTube.normals.length, 'steps', steps, 'extrudePts', extrudePts.length);\n\n\t\t\tbinormal = new Vector3();\n\t\t\tnormal = new Vector3();\n\t\t\tposition2 = new Vector3();\n\n\t\t}\n\n\t\t// Safeguards if bevels are not enabled\n\n\t\tif ( ! bevelEnabled ) {\n\n\t\t\tbevelSegments = 0;\n\t\t\tbevelThickness = 0;\n\t\t\tbevelSize = 0;\n\t\t\tbevelOffset = 0;\n\n\t\t}\n\n\t\t// Variables initialization\n\n\t\tconst shapePoints = shape.extractPoints( curveSegments );\n\n\t\tlet vertices = shapePoints.shape;\n\t\tconst holes = shapePoints.holes;\n\n\t\tconst reverse = ! ShapeUtils.isClockWise( vertices );\n\n\t\tif ( reverse ) {\n\n\t\t\tvertices = vertices.reverse();\n\n\t\t\t// Maybe we should also check if holes are in the opposite direction, just to be safe ...\n\n\t\t\tfor ( let h = 0, hl = holes.length; h < hl; h ++ ) {\n\n\t\t\t\tconst ahole = holes[ h ];\n\n\t\t\t\tif ( ShapeUtils.isClockWise( ahole ) ) {\n\n\t\t\t\t\tholes[ h ] = ahole.reverse();\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\n\t\tconst faces = ShapeUtils.triangulateShape( vertices, holes );\n\n\t\t/* Vertices */\n\n\t\tconst contour = vertices; // vertices has all points but contour has only points of circumference\n\n\t\tfor ( let h = 0, hl = holes.length; h < hl; h ++ ) {\n\n\t\t\tconst ahole = holes[ h ];\n\n\t\t\tvertices = vertices.concat( ahole );\n\n\t\t}\n\n\n\t\tfunction scalePt2( pt, vec, size ) {\n\n\t\t\tif ( ! vec ) console.error( \"THREE.ExtrudeGeometry: vec does not exist\" );\n\n\t\t\treturn vec.clone().multiplyScalar( size ).add( pt );\n\n\t\t}\n\n\t\tconst vlen = vertices.length, flen = faces.length;\n\n\n\t\t// Find directions for point movement\n\n\n\t\tfunction getBevelVec( inPt, inPrev, inNext ) {\n\n\t\t\t// computes for inPt the corresponding point inPt' on a new contour\n\t\t\t// shifted by 1 unit (length of normalized vector) to the left\n\t\t\t// if we walk along contour clockwise, this new contour is outside the old one\n\t\t\t//\n\t\t\t// inPt' is the intersection of the two lines parallel to the two\n\t\t\t// adjacent edges of inPt at a distance of 1 unit on the left side.\n\n\t\t\tlet v_trans_x, v_trans_y, shrink_by; // resulting translation vector for inPt\n\n\t\t\t// good reading for geometry algorithms (here: line-line intersection)\n\t\t\t// http://geomalgorithms.com/a05-_intersect-1.html\n\n\t\t\tconst v_prev_x = inPt.x - inPrev.x,\n\t\t\t\tv_prev_y = inPt.y - inPrev.y;\n\t\t\tconst v_next_x = inNext.x - inPt.x,\n\t\t\t\tv_next_y = inNext.y - inPt.y;\n\n\t\t\tconst v_prev_lensq = ( v_prev_x * v_prev_x + v_prev_y * v_prev_y );
109\n\n\t\t\t// check for collinear edges\n\t\t\tconst collinear0 = ( v_prev_x * v_next_y - v_prev_y * v_next_x );\n\n\t\t\tif ( Math.abs( collinear0 ) > Number.EPSILON ) {\n\n\t\t\t\t// not collinear\n\n\t\t\t\t// length of vectors for normalizing\n\n\t\t\t\tconst v_prev_len = Math.sqrt( v_prev_lensq );\n\t\t\t\tconst v_next_len = Math.sqrt( v_next_x * v_next_x + v_next_y * v_next_y );\n\n\t\t\t\t// shift adjacent points by unit vectors to the left\n\n\t\t\t\tconst ptPrevShift_x = ( inPrev.x - v_prev_y / v_prev_len );\n\t\t\t\tconst ptPrevShift_y = ( inPrev.y + v_prev_x / v_prev_len );\n\n\t\t\t\tconst ptNextShift_x = ( inNext.x - v_next_y / v_next_len );\n\t\t\t\tconst ptNextShift_y = ( inNext.y + v_next_x / v_next_len );\n\n\t\t\t\t// scaling factor for v_prev to intersection point\n\n\t\t\t\tconst sf = ( ( ptNextShift_x - ptPrevShift_x ) * v_next_y -\n\t\t\t\t\t\t( ptNextShift_y - ptPrevShift_y ) * v_next_x ) /\n\t\t\t\t\t( v_prev_x * v_next_y - v_prev_y * v_next_x );\n\n\t\t\t\t// vector from inPt to intersection point\n\n\t\t\t\tv_trans_x = ( ptPrevShift_x + v_prev_x * sf - inPt.x );\n\t\t\t\tv_trans_y = ( ptPrevShift_y + v_prev_y * sf - inPt.y );\n\n\t\t\t\t// Don't normalize!, otherwise sharp corners become ugly\n\t\t\t\t// but prevent crazy spikes\n\t\t\t\tconst v_trans_lensq = ( v_trans_x * v_trans_x + v_trans_y * v_trans_y );\n\t\t\t\tif ( v_trans_lensq <= 2 ) {\n\n\t\t\t\t\treturn new Vector2( v_trans_x, v_trans_y );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tshrink_by = Math.sqrt( v_trans_lensq / 2 );\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\t// handle special case of collinear edges\n\n\t\t\t\tlet direction_eq = false; // assumes: opposite\n\n\t\t\t\tif ( v_prev_x > Number.EPSILON ) {\n\n\t\t\t\t\tif ( v_next_x > Number.EPSILON ) {\n\n\t\t\t\t\t\tdirection_eq = true;\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\tif ( v_prev_x < - Number.EPSILON ) {\n\n\t\t\t\t\t\tif ( v_next_x < - Number.EPSILON ) {\n\n\t\t\t\t\t\t\tdirection_eq = true;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tif ( Math.sign( v_prev_y ) === Math.sign( v_next_y ) ) {\n\n\t\t\t\t\t\t\tdirection_eq = true;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tif ( direction_eq ) {\n\n\t\t\t\t\t// console.log(\"Warning: lines are a straight sequence\");\n\t\t\t\t\tv_trans_x = - v_prev_y;\n\t\t\t\t\tv_trans_y = v_prev_x;\n\t\t\t\t\tshrink_by = Math.sqrt( v_prev_lensq );\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// console.log(\"Warning: lines are a straight spike\");\n\t\t\t\t\tv_trans_x = v_prev_x;\n\t\t\t\t\tv_trans_y = v_prev_y;\n\t\t\t\t\tshrink_by = Math.sqrt( v_prev_lensq / 2 );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\treturn new Vector2( v_trans_x / shrink_by, v_trans_y / shrink_by );\n\n\t\t}\n\n\n\t\tconst contourMovements = [];\n\n\t\tfor ( let i = 0, il = contour.length, j = il - 1, k = i + 1; i < il; i ++, j ++, k ++ ) {\n\n\t\t\tif ( j === il ) j = 0;\n\t\t\tif ( k === il ) k = 0;\n\n\t\t\t// (j)---(i)---(k)\n\t\t\t// console.log('i,j,k', i, j , k)\n\n\t\t\tcontourMovements[ i ] = getBevelVec( contour[ i ], contour[ j ], contour[ k ] );\n\n\t\t}\n\n\t\tconst holesMovements = [];\n\t\tlet oneHoleMovements, verticesMovements = contourMovements.concat();\n\n\t\tfor ( let h = 0, hl = holes.length; h < hl; h ++ ) {\n\n\t\t\tconst ahole = holes[ h ];\n\n\t\t\toneHoleMovements = [];\n\n\t\t\tfor ( let i = 0, il = ahole.length, j = il - 1, k = i + 1; i < il; i ++, j ++, k ++ ) {\n\n\t\t\t\tif ( j === il ) j = 0;\n\t\t\t\tif ( k === il ) k = 0;\n\n\t\t\t\t// (j)---(i)---(k)\n\t\t\t\toneHoleMovements[ i ] = getBevelVec( ahole[ i ], ahole[ j ], ahole[ k ] );\n\n\t\t\t}\n\n\t\t\tholesMovements.push( oneHoleMovements );\n\t\t\tverticesMovements = verticesMovements.concat( oneHoleMovements );\n\n\t\t}\n\n\n\t\t// Loop bevelSegments, 1 for the front, 1 for the back\n\n\t\tfor ( let b = 0; b < bevelSegments; b ++ ) {\n\n\t\t\t//for ( b = bevelSegments; b > 0; b -- ) {\n\n\t\t\tconst t = b / bevelSegments;\n\t\t\tconst z = bevelThickness * Math.cos( t * Math.PI / 2 );\n\t\t\tconst bs = bevelSize * Math.sin( t * Math.PI / 2 ) + bevelOffset;\n\n\t\t\t// contract shape\n\n\t\t\tfor ( let i = 0, il = contour.length; i < il; i ++ ) {\n\n\t\t\t\tconst vert = scalePt2( contour[ i ], contourMovements[ i ], bs );\n\n\t\t\t\tv( vert.x, vert.y, - z );\n\n\t\t\t}\n\n\t\t\t// expand holes\n\n\t\t\tfor ( let h = 0, hl = holes.length; h < hl; h ++ ) {\n\n\t\t\t\tconst ahole = holes[ h ];\n\t\t\t\toneHoleMovements = holesMovements[ h ];\n\n\t\t\t\tfor ( let i = 0, il = ahole.length; i < il; i ++ ) {\n\n\t\t\t\t\tconst vert = scalePt2( ahole[ i ], oneHoleMovements[ i ], bs );\n\n\t\t\t\t\tv( vert.x, vert.y, - z );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst bs = bevelSize + bevelOffset;\n\n\t\t// Back facing vertices\n\n\t\tfor ( let i = 0; i < vlen; i ++ ) {\n\n\t\t\tconst vert = bevelEnabled ? scalePt2( vertices[ i ], verticesMovements[ i ], bs ) : vertices[ i ];\n\n\t\t\tif ( ! extrudeByPath ) {\n\n\t\t\t\tv( vert.x, vert.y, 0 );\n\n\t\t\t} else {\n\n\t\t\t\t// v( vert.x, vert.y + extrudePts[ 0 ].y, extrudePts[ 0 ].x );\n\n\t\t\t\tnormal.copy( splineTube.normals[ 0 ] ).multiplyScalar( vert.x );\n\t\t\t\tbinormal.copy( splineTube.binormals[ 0 ] ).multiplyScalar( vert.y );\n\n\t\t\t\tposition2.copy( extrudePts[ 0 ] ).add( normal ).add( binormal );\n\n\t\t\t\tv( position2.x, position2.y, position2.z );\n\n\t\t\t}\n\n\t\t}\n\n\t\t// Add stepped vertices...\n\t\t// Including front facing vertices\n\n\t\tfor ( let s = 1; s <= steps; s ++ ) {\n\n\t\t\tfor ( let i = 0; i < vlen; i ++ ) {\n\n\t\t\t\tconst vert = bevelEnabled ? scalePt2( vertices[ i ], verticesMovements[ i ], bs ) : vertices[ i ];\n\n\t\t\t\tif ( ! extrudeByPath ) {\n\n\t\t\t\t\tv( vert.x, vert.y, depth / steps * s );\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// v( vert.x, vert.y + extrudePts[ s - 1 ].y, extrudePts[ s - 1 ].x );\n\n\t\t\t\t\tnormal.copy( splineTube.normals[ s ] ).multiplyScalar( vert.x );\n\t\t\t\t\tbinormal.copy( splineTube.binormals[ s ] ).multiplyScalar( vert.y );\n\n\t\t\t\t\tposition2.copy( extrudePts[ s ] ).add( normal ).add( binormal );\n\n\t\t\t\t\tv( position2.x, position2.y, position2.z );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}
109\n\n\n\t\t// Add bevel segments planes\n\n\t\t//for ( b = 1; b <= bevelSegments; b ++ ) {\n\t\tfor ( let b = bevelSegments - 1; b >= 0; b -- ) {\n\n\t\t\tconst t = b / bevelSegments;\n\t\t\tconst z = bevelThickness * Math.cos( t * Math.PI / 2 );\n\t\t\tconst bs = bevelSize * Math.sin( t * Math.PI / 2 ) + bevelOffset;\n\n\t\t\t// contract shape\n\n\t\t\tfor ( let i = 0, il = contour.length; i < il; i ++ ) {\n\n\t\t\t\tconst vert = scalePt2( contour[ i ], contourMovements[ i ], bs );\n\t\t\t\tv( vert.x, vert.y, depth + z );\n\n\t\t\t}\n\n\t\t\t// expand holes\n\n\t\t\tfor ( let h = 0, hl = holes.length; h < hl; h ++ ) {\n\n\t\t\t\tconst ahole = holes[ h ];\n\t\t\t\toneHoleMovements = holesMovements[ h ];\n\n\t\t\t\tfor ( let i = 0, il = ahole.length; i < il; i ++ ) {\n\n\t\t\t\t\tconst vert = scalePt2( ahole[ i ], oneHoleMovements[ i ], bs );\n\n\t\t\t\t\tif ( ! extrudeByPath ) {\n\n\t\t\t\t\t\tv( vert.x, vert.y, depth + z );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tv( vert.x, vert.y + extrudePts[ steps - 1 ].y, extrudePts[ steps - 1 ].x + z );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\t/* Faces */\n\n\t\t// Top and bottom faces\n\n\t\tbuildLidFaces();\n\n\t\t// Sides faces\n\n\t\tbuildSideFaces();\n\n\n\t\t///// Internal functions\n\n\t\tfunction buildLidFaces() {\n\n\t\t\tconst start = verticesArray.length / 3;\n\n\t\t\tif ( bevelEnabled ) {\n\n\t\t\t\tlet layer = 0; // steps + 1\n\t\t\t\tlet offset = vlen * layer;\n\n\t\t\t\t// Bottom faces\n\n\t\t\t\tfor ( let i = 0; i < flen; i ++ ) {\n\n\t\t\t\t\tconst face = faces[ i ];\n\t\t\t\t\tf3( face[ 2 ] + offset, face[ 1 ] + offset, face[ 0 ] + offset );\n\n\t\t\t\t}\n\n\t\t\t\tlayer = steps + bevelSegments * 2;\n\t\t\t\toffset = vlen * layer;\n\n\t\t\t\t// Top faces\n\n\t\t\t\tfor ( let i = 0; i < flen; i ++ ) {\n\n\t\t\t\t\tconst face = faces[ i ];\n\t\t\t\t\tf3( face[ 0 ] + offset, face[ 1 ] + offset, face[ 2 ] + offset );\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\t// Bottom faces\n\n\t\t\t\tfor ( let i = 0; i < flen; i ++ ) {\n\n\t\t\t\t\tconst face = faces[ i ];\n\t\t\t\t\tf3( face[ 2 ], face[ 1 ], face[ 0 ] );\n\n\t\t\t\t}\n\n\t\t\t\t// Top faces\n\n\t\t\t\tfor ( let i = 0; i < flen; i ++ ) {\n\n\t\t\t\t\tconst face = faces[ i ];\n\t\t\t\t\tf3( face[ 0 ] + vlen * steps, face[ 1 ] + vlen * steps, face[ 2 ] + vlen * steps );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tscope.addGroup( start, verticesArray.length / 3 - start, 0 );\n\n\t\t}\n\n\t\t// Create faces for the z-sides of the shape\n\n\t\tfunction buildSideFaces() {\n\n\t\t\tconst start = verticesArray.length / 3;\n\t\t\tlet layeroffset = 0;\n\t\t\tsidewalls( contour, layeroffset );\n\t\t\tlayeroffset += contour.length;\n\n\t\t\tfor ( let h = 0, hl = holes.length; h < hl; h ++ ) {\n\n\t\t\t\tconst ahole = holes[ h ];\n\t\t\t\tsidewalls( ahole, layeroffset );\n\n\t\t\t\t//, true\n\t\t\t\tlayeroffset += ahole.length;\n\n\t\t\t}\n\n\n\t\t\tscope.addGroup( start, verticesArray.length / 3 - start, 1 );\n\n\n\t\t}\n\n\t\tfunction sidewalls( contour, layeroffset ) {\n\n\t\t\tlet i = contour.length;\n\n\t\t\twhile ( -- i >= 0 ) {\n\n\t\t\t\tconst j = i;\n\t\t\t\tlet k = i - 1;\n\t\t\t\tif ( k < 0 ) k = contour.length - 1;\n\n\t\t\t\t//console.log('b', i,j, i-1, k,vertices.length);\n\n\t\t\t\tfor ( let s = 0, sl = ( steps + bevelSegments * 2 ); s < sl; s ++ ) {\n\n\t\t\t\t\tconst slen1 = vlen * s;\n\t\t\t\t\tconst slen2 = vlen * ( s + 1 );\n\n\t\t\t\t\tconst a = layeroffset + j + slen1,\n\t\t\t\t\t\tb = layeroffset + k + slen1,\n\t\t\t\t\t\tc = layeroffset + k + slen2,\n\t\t\t\t\t\td = layeroffset + j + slen2;\n\n\t\t\t\t\tf4( a, b, c, d );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tfunction v( x, y, z ) {\n\n\t\t\tplaceholder.push( x );\n\t\t\tplaceholder.push( y );\n\t\t\tplaceholder.push( z );\n\n\t\t}\n\n\n\t\tfunction f3( a, b, c ) {\n\n\t\t\taddVertex( a );\n\t\t\taddVertex( b );\n\t\t\taddVertex( c );\n\n\t\t\tconst nextIndex = verticesArray.length / 3;\n\t\t\tconst uvs = uvgen.generateTopUV( scope, verticesArray, nextIndex - 3, nextIndex - 2, nextIndex - 1 );\n\n\t\t\taddUV( uvs[ 0 ] );\n\t\t\taddUV( uvs[ 1 ] );\n\t\t\taddUV( uvs[ 2 ] );\n\n\t\t}\n\n\t\tfunction f4( a, b, c, d ) {\n\n\t\t\taddVertex( a );\n\t\t\taddVertex( b );\n\t\t\taddVertex( d );\n\n\t\t\taddVertex( b );\n\t\t\taddVertex( c );\n\t\t\taddVertex( d );\n\n\n\t\t\tconst nextIndex = verticesArray.length / 3;\n\t\t\tconst uvs = uvgen.generateSideWallUV( scope, verticesArray, nextIndex - 6, nextIndex - 3, nextIndex - 2, nextIndex - 1 );\n\n\t\t\taddUV( uvs[ 0 ] );\n\t\t\taddUV( uvs[ 1 ] );\n\t\t\taddUV( uvs[ 3 ] );\n\n\t\t\taddUV( uvs[ 1 ] );\n\t\t\taddUV( uvs[ 2 ] );\n\t\t\taddUV( uvs[ 3 ] );\n\n\t\t}\n\n\t\tfunction addVertex( index ) {\n\n\t\t\tverticesArray.push( placeholder[ index * 3 + 0 ] );\n\t\t\tverticesArray.push( placeholder[ index * 3 + 1 ] );\n\t\t\tverticesArray.push( placeholder[ index * 3 + 2 ] );\n\n\t\t}\n\n\n\t\tfunction addUV( vector2 ) {\n\n\t\t\tuvArray.push( vector2.x );\n\t\t\tuvArray.push( vector2.y );\n\n\t\t}\n\n\t}\n\n}\n\nExtrudeBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nExtrudeBufferGeometry.prototype.constructor = ExtrudeBufferGeometry;\n\nExtrudeBufferGeometry.prototype.toJSON = function () {\n\n\tconst data = BufferGeometry.prototype.toJSON.call( this );\n\n\tconst shapes = this.parameters.shapes;\n\tconst options = this.parameters.options;\n\n\treturn toJSON( shapes, options, data );\n\n};\n\n//\n\nconst WorldUVGenerator = {\n\n\tgenerateTopUV: function ( geometry, vertices, indexA, indexB, indexC ) {\n\n\t\tconst a_x = vertices[ indexA * 3 ];\n\t\tconst a_y = vertices[ indexA * 3 + 1 ];\n\t\tconst b_x = vertices[ indexB * 3 ];\n\t\tconst b_y = vertices[ indexB * 3 + 1 ];\n\t\tconst c_x = vertices[ indexC * 3 ];\n\t\tconst c_y = vertices[ indexC * 3 + 1 ];\n\n\t\treturn [\n\t\t\tnew Vector2( a_x, a_y ),\n\t\t\tnew Vector2( b_x, b_y ),\n\t\t\tnew Vector2( c_x, c_y )\n\t\t];\n\n\t},\n\n\tgenerateSideWallUV: function ( geometry, vertices, indexA, indexB, indexC, indexD ) {\n\n\t\tconst a_x = vertices[ indexA * 3 ];\n\t\tconst a_y = vertices[ indexA * 3 + 1 ];\n\t\tconst a_z = vertices[ indexA * 3 + 2 ];\n\t\tconst b_x = vertices[ indexB * 3 ];\n\t\tconst b_y = vertices[ indexB * 3 + 1 ];\n\t\tconst b_z = vertices[ indexB * 3 + 2 ];\n\t\tconst c_x = vertices[ indexC * 3 ];\n\t\tconst c_y = vertices[ indexC * 3 + 1 ];\n\t\tconst c_z = vertices[ indexC * 3 + 2 ];\n\t\tconst d_x = vertices[ indexD * 3 ];\n\t\tconst d_y = vertices[ indexD * 3 + 1 ];\n\t\tconst d_z = vertices[ indexD * 3 + 2 ];\n\n\t\tif ( Math.abs( a_y - b_y ) < 0.01 ) {\n\n\t\t\treturn [\n\t\t\t\tnew Vector2( a_x, 1 - a_z ),\n\t\t\t\tnew Vector2( b_x, 1 - b_z ),\n\t\t\t\tnew Vector2( c_x, 1 - c_z ),\n\t\t\t\tnew Vector2( d_x, 1 - d_z )\n\t\t\t];\n\n\t\t} else {\n\n\t\t\treturn [\n\t\t\t\tnew Vector2( a_y, 1 - a_z ),\n\t\t\t\tnew Vector2( b_y, 1 - b_z ),\n\t\t\t\tnew Vector2( c_y, 1 - c_z ),\n\t\t\t\tnew Vector2( d_y, 1 - d_z )\n\t\t\t];\n\n\t\t}\n\n\t}\n};\n\nfunction toJSON( shapes, options, data ) {\n\n\t//\n\n\tdata.shapes = [];\n\n\tif ( Array.isArray( shapes ) ) {\n\n\t\tfor ( let i = 0, l = shapes.length; i < l; i ++ ) {\n\n\t\t\tconst shape = shapes[ i ];\n\n\t\t\tdata.shapes.push( shape.uuid );\n\n\t\t}\n\n\t} else {\n\n\t\tdata.shapes.push( shapes.uuid );\n\n\t}\n\n\t//\n\n\tif ( options.extrudePath !== undefined ) data.options.extrudePath = options.extrudePath.toJSON();\n\n\treturn data;\n\n}\n\n/**\n * Text = 3D Text\n *\n * parameters = {\n * font: <THREE.Font>, // font\n *\n * size: <float>, // size of the text\n * height: <float>, // thickness to extrude text\n * curveSegments: <int>, // number of points on the curves\n *\n * bevelEnabled: <bool>, // turn on bevel\n * bevelThickness: <float>, // how deep into text bevel goes\n * bevelSize: <float>, // how far from text outline (including bevelOffset) is bevel\n * bevelOffset: <float> // how far from text outline does bevel start\n * }\n */\n\n// TextGeometry\n\nfunction TextGeometry( text, parameters ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'TextGeometry';\n\n\tthis.parameters = {\n\t\ttext: text,\n\t\tparameters: parameters\n\t};\n\n\tthis.fromBufferGeometry( new TextBufferGeometry( text, parameters ) );\n\tthis.mergeVertices();\n\n}\n\nTextGeometry.prototype = Object.create( Geometry.prototype );\nTextGeometry.prototype.constructor = TextGeometry;\n\n// TextBufferGeometry\n\nfunction TextBufferGeometry( text, parameters ) {\n\n\tparameters = parameters || {};\n\n\tconst font = parameters.font;\n\n\tif ( ! ( font && font.isFont ) ) {\n\n\t\tconsole.error( 'THREE.TextGeometry: font parameter is not an instance of THREE.Font.' );\n\t\treturn new Geometry();\n\n\t}\n\n\tconst shapes = font.generateShapes( text, parameters.size );\n\n\t// translate parameters to ExtrudeGeometry API\n\n\tparameters.depth = parameters.height !== undefined ? parameters.height : 50;\n\n\t// defaults\n\n\tif ( parameters.bevelThickness === undefined ) parameters.bevelThickness = 10;\n\tif ( parameters.bevelSize === undefined ) parameters.bevelSize = 8;\n\tif ( parameters.bevelEnabled === undefined ) parameters.bevelEnabled = false;\n\n\tExtrudeBufferGeometry.call( this, shapes, parameters );\n\n\tthis.type = 'TextBufferGeometry';\n\n}\n\nTextBufferGeometry.prototype = Object.create( ExtrudeBufferGeometry.prototype );\nTextBufferGeometry.prototype.constructor = TextBufferGeometry;\n\n// SphereGeometry\n\nfunction SphereGeometry( radius, widthSegments, heightSegments, phiStart, phiLength, thetaStart, thetaLength ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'SphereGeometry';
109\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\twidthSegments: widthSegments,\n\t\theightSegments: heightSegments,\n\t\tphiStart: phiStart,\n\t\tphiLength: phiLength,\n\t\tthetaStart: thetaStart,\n\t\tthetaLength: thetaLength\n\t};\n\n\tthis.fromBufferGeometry( new SphereBufferGeometry( radius, widthSegments, heightSegments, phiStart, phiLength, thetaStart, thetaLength ) );\n\tthis.mergeVertices();\n\n}\n\nSphereGeometry.prototype = Object.create( Geometry.prototype );\nSphereGeometry.prototype.constructor = SphereGeometry;\n\n// SphereBufferGeometry\n\nfunction SphereBufferGeometry( radius, widthSegments, heightSegments, phiStart, phiLength, thetaStart, thetaLength ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'SphereBufferGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\twidthSegments: widthSegments,\n\t\theightSegments: heightSegments,\n\t\tphiStart: phiStart,\n\t\tphiLength: phiLength,\n\t\tthetaStart: thetaStart,\n\t\tthetaLength: thetaLength\n\t};\n\n\tradius = radius || 1;\n\n\twidthSegments = Math.max( 3, Math.floor( widthSegments ) || 8 );\n\theightSegments = Math.max( 2, Math.floor( heightSegments ) || 6 );\n\n\tphiStart = phiStart !== undefined ? phiStart : 0;\n\tphiLength = phiLength !== undefined ? phiLength : Math.PI * 2;\n\n\tthetaStart = thetaStart !== undefined ? thetaStart : 0;\n\tthetaLength = thetaLength !== undefined ? thetaLength : Math.PI;\n\n\tconst thetaEnd = Math.min( thetaStart + thetaLength, Math.PI );\n\n\tlet index = 0;\n\tconst grid = [];\n\n\tconst vertex = new Vector3();\n\tconst normal = new Vector3();\n\n\t// buffers\n\n\tconst indices = [];\n\tconst vertices = [];\n\tconst normals = [];\n\tconst uvs = [];\n\n\t// generate vertices, normals and uvs\n\n\tfor ( let iy = 0; iy <= heightSegments; iy ++ ) {\n\n\t\tconst verticesRow = [];\n\n\t\tconst v = iy / heightSegments;\n\n\t\t// special case for the poles\n\n\t\tlet uOffset = 0;\n\n\t\tif ( iy == 0 && thetaStart == 0 ) {\n\n\t\t\tuOffset = 0.5 / widthSegments;\n\n\t\t} else if ( iy == heightSegments && thetaEnd == Math.PI ) {\n\n\t\t\tuOffset = - 0.5 / widthSegments;\n\n\t\t}\n\n\t\tfor ( let ix = 0; ix <= widthSegments; ix ++ ) {\n\n\t\t\tconst u = ix / widthSegments;\n\n\t\t\t// vertex\n\n\t\t\tvertex.x = - radius * Math.cos( phiStart + u * phiLength ) * Math.sin( thetaStart + v * thetaLength );\n\t\t\tvertex.y = radius * Math.cos( thetaStart + v * thetaLength );\n\t\t\tvertex.z = radius * Math.sin( phiStart + u * phiLength ) * Math.sin( thetaStart + v * thetaLength );\n\n\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\t// normal\n\n\t\t\tnormal.copy( vertex ).normalize();\n\t\t\tnormals.push( normal.x, normal.y, normal.z );\n\n\t\t\t// uv\n\n\t\t\tuvs.push( u + uOffset, 1 - v );\n\n\t\t\tverticesRow.push( index ++ );\n\n\t\t}\n\n\t\tgrid.push( verticesRow );\n\n\t}\n\n\t// indices\n\n\tfor ( let iy = 0; iy < heightSegments; iy ++ ) {\n\n\t\tfor ( let ix = 0; ix < widthSegments; ix ++ ) {\n\n\t\t\tconst a = grid[ iy ][ ix + 1 ];\n\t\t\tconst b = grid[ iy ][ ix ];\n\t\t\tconst c = grid[ iy + 1 ][ ix ];\n\t\t\tconst d = grid[ iy + 1 ][ ix + 1 ];\n\n\t\t\tif ( iy !== 0 || thetaStart > 0 ) indices.push( a, b, d );\n\t\t\tif ( iy !== heightSegments - 1 || thetaEnd < Math.PI ) indices.push( b, c, d );\n\n\t\t}\n\n\t}\n\n\t// build geometry\n\n\tthis.setIndex( indices );\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tthis.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) );\n\n}\n\nSphereBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nSphereBufferGeometry.prototype.constructor = SphereBufferGeometry;\n\n// RingGeometry\n\nfunction RingGeometry( innerRadius, outerRadius, thetaSegments, phiSegments, thetaStart, thetaLength ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'RingGeometry';\n\n\tthis.parameters = {\n\t\tinnerRadius: innerRadius,\n\t\touterRadius: outerRadius,\n\t\tthetaSegments: thetaSegments,\n\t\tphiSegments: phiSegments,\n\t\tthetaStart: thetaStart,\n\t\tthetaLength: thetaLength\n\t};\n\n\tthis.fromBufferGeometry( new RingBufferGeometry( innerRadius, outerRadius, thetaSegments, phiSegments, thetaStart, thetaLength ) );\n\tthis.mergeVertices();\n\n}\n\nRingGeometry.prototype = Object.create( Geometry.prototype );\nRingGeometry.prototype.constructor = RingGeometry;\n\n// RingBufferGeometry\n\nfunction RingBufferGeometry( innerRadius, outerRadius, thetaSegments, phiSegments, thetaStart, thetaLength ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'RingBufferGeometry';\n\n\tthis.parameters = {\n\t\tinnerRadius: innerRadius,\n\t\touterRadius: outerRadius,\n\t\tthetaSegments: thetaSegments,\n\t\tphiSegments: phiSegments,\n\t\tthetaStart: thetaStart,\n\t\tthetaLength: thetaLength\n\t};\n\n\tinnerRadius = innerRadius || 0.5;\n\touterRadius = outerRadius || 1;\n\n\tthetaStart = thetaStart !== undefined ? thetaStart : 0;\n\tthetaLength = thetaLength !== undefined ? thetaLength : Math.PI * 2;\n\n\tthetaSegments = thetaSegments !== undefined ? Math.max( 3, thetaSegments ) : 8;\n\tphiSegments = phiSegments !== undefined ? Math.max( 1, phiSegments ) : 1;\n\n\t// buffers\n\n\tconst indices = [];\n\tconst vertices = [];\n\tconst normals = [];\n\tconst uvs = [];\n\n\t// some helper variables\n\n\tlet radius = innerRadius;\n\tconst radiusStep = ( ( outerRadius - innerRadius ) / phiSegments );\n\tconst vertex = new Vector3();\n\tconst uv = new Vector2();\n\n\t// generate vertices, normals and uvs\n\n\tfor ( let j = 0; j <= phiSegments; j ++ ) {\n\n\t\tfor ( let i = 0; i <= thetaSegments; i ++ ) {\n\n\t\t\t// values are generate from the inside of the ring to the outside\n\n\t\t\tconst segment = thetaStart + i / thetaSegments * thetaLength;
109\n\n\t\t\t// vertex\n\n\t\t\tvertex.x = radius * Math.cos( segment );\n\t\t\tvertex.y = radius * Math.sin( segment );\n\n\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\t// normal\n\n\t\t\tnormals.push( 0, 0, 1 );\n\n\t\t\t// uv\n\n\t\t\tuv.x = ( vertex.x / outerRadius + 1 ) / 2;\n\t\t\tuv.y = ( vertex.y / outerRadius + 1 ) / 2;\n\n\t\t\tuvs.push( uv.x, uv.y );\n\n\t\t}\n\n\t\t// increase the radius for next row of vertices\n\n\t\tradius += radiusStep;\n\n\t}\n\n\t// indices\n\n\tfor ( let j = 0; j < phiSegments; j ++ ) {\n\n\t\tconst thetaSegmentLevel = j * ( thetaSegments + 1 );\n\n\t\tfor ( let i = 0; i < thetaSegments; i ++ ) {\n\n\t\t\tconst segment = i + thetaSegmentLevel;\n\n\t\t\tconst a = segment;\n\t\t\tconst b = segment + thetaSegments + 1;\n\t\t\tconst c = segment + thetaSegments + 2;\n\t\t\tconst d = segment + 1;\n\n\t\t\t// faces\n\n\t\t\tindices.push( a, b, d );\n\t\t\tindices.push( b, c, d );\n\n\t\t}\n\n\t}\n\n\t// build geometry\n\n\tthis.setIndex( indices );\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tthis.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) );\n\n}\n\nRingBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nRingBufferGeometry.prototype.constructor = RingBufferGeometry;\n\n// LatheGeometry\n\nfunction LatheGeometry( points, segments, phiStart, phiLength ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'LatheGeometry';\n\n\tthis.parameters = {\n\t\tpoints: points,\n\t\tsegments: segments,\n\t\tphiStart: phiStart,\n\t\tphiLength: phiLength\n\t};\n\n\tthis.fromBufferGeometry( new LatheBufferGeometry( points, segments, phiStart, phiLength ) );\n\tthis.mergeVertices();\n\n}\n\nLatheGeometry.prototype = Object.create( Geometry.prototype );\nLatheGeometry.prototype.constructor = LatheGeometry;\n\n// LatheBufferGeometry\n\nfunction LatheBufferGeometry( points, segments, phiStart, phiLength ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'LatheBufferGeometry';\n\n\tthis.parameters = {\n\t\tpoints: points,\n\t\tsegments: segments,\n\t\tphiStart: phiStart,\n\t\tphiLength: phiLength\n\t};\n\n\tsegments = Math.floor( segments ) || 12;\n\tphiStart = phiStart || 0;\n\tphiLength = phiLength || Math.PI * 2;\n\n\t// clamp phiLength so it's in range of [ 0, 2PI ]\n\n\tphiLength = MathUtils.clamp( phiLength, 0, Math.PI * 2 );\n\n\n\t// buffers\n\n\tconst indices = [];\n\tconst vertices = [];\n\tconst uvs = [];\n\n\t// helper variables\n\n\tconst inverseSegments = 1.0 / segments;\n\tconst vertex = new Vector3();\n\tconst uv = new Vector2();\n\n\t// generate vertices and uvs\n\n\tfor ( let i = 0; i <= segments; i ++ ) {\n\n\t\tconst phi = phiStart + i * inverseSegments * phiLength;\n\n\t\tconst sin = Math.sin( phi );\n\t\tconst cos = Math.cos( phi );\n\n\t\tfor ( let j = 0; j <= ( points.length - 1 ); j ++ ) {\n\n\t\t\t// vertex\n\n\t\t\tvertex.x = points[ j ].x * sin;\n\t\t\tvertex.y = points[ j ].y;\n\t\t\tvertex.z = points[ j ].x * cos;\n\n\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\t// uv\n\n\t\t\tuv.x = i / segments;\n\t\t\tuv.y = j / ( points.length - 1 );\n\n\t\t\tuvs.push( uv.x, uv.y );\n\n\n\t\t}\n\n\t}\n\n\t// indices\n\n\tfor ( let i = 0; i < segments; i ++ ) {\n\n\t\tfor ( let j = 0; j < ( points.length - 1 ); j ++ ) {\n\n\t\t\tconst base = j + i * points.length;\n\n\t\t\tconst a = base;\n\t\t\tconst b = base + points.length;\n\t\t\tconst c = base + points.length + 1;\n\t\t\tconst d = base + 1;\n\n\t\t\t// faces\n\n\t\t\tindices.push( a, b, d );\n\t\t\tindices.push( b, c, d );\n\n\t\t}\n\n\t}\n\n\t// build geometry\n\n\tthis.setIndex( indices );\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) );\n\n\t// generate normals\n\n\tthis.computeVertexNormals();\n\n\t// if the geometry is closed, we need to average the normals along the seam.\n\t// because the corresponding vertices are identical (but still have different UVs).\n\n\tif ( phiLength === Math.PI * 2 ) {\n\n\t\tconst normals = this.attributes.normal.array;\n\t\tconst n1 = new Vector3();\n\t\tconst n2 = new Vector3();\n\t\tconst n = new Vector3();\n\n\t\t// this is the buffer offset for the last line of vertices\n\n\t\tconst base = segments * points.length * 3;\n\n\t\tfor ( let i = 0, j = 0; i < points.length; i ++, j += 3 ) {\n\n\t\t\t// select the normal of the vertex in the first line\n\n\t\t\tn1.x = normals[ j + 0 ];\n\t\t\tn1.y = normals[ j + 1 ];\n\t\t\tn1.z = normals[ j + 2 ];\n\n\t\t\t// select the normal of the vertex in the last line\n\n\t\t\tn2.x = normals[ base + j + 0 ];\n\t\t\tn2.y = normals[ base + j + 1 ];\n\t\t\tn2.z = normals[ base + j + 2 ];\n\n\t\t\t// average normals\n\n\t\t\tn.addVectors( n1, n2 ).normalize();\n\n\t\t\t// assign the new values to both normals\n\n\t\t\tnormals[ j + 0 ] = normals[ base + j + 0 ] = n.x;\n\t\t\tnormals[ j + 1 ] = normals[ base + j + 1 ] = n.y;\n\t\t\tnormals[ j + 2 ] = normals[ base + j + 2 ] = n.z;\n\n\t\t}\n\n\t}\n\n}\n\nLatheBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nLatheBufferGeometry.prototype.constructor = LatheBufferGeometry;\n\n// ShapeGeometry\n\nfunction ShapeGeometry( shapes, curveSegments ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'ShapeGeometry';\n\n\tif ( typeof curveSegments === 'object' ) {\n\n\t\tconsole.warn( 'THREE.ShapeGeometry: Options parameter has been removed.' );\n\n\t\tcurveSegments = curveSegments.curveSegments;\n\n\t}\n\n\tthis.parameters = {\n\t\tshapes: shapes,\n\t\tcurveSegments: curveSegments\n\t};\n\n\tthis.fromBufferGeometry( new ShapeBufferGeometry( shapes, curveSegments ) );\n\tthis.mergeVertices();\n\n}\n\nShapeGeometry.prototype = Object.create( Geometry.prototype );\nShapeGeometry.prototype.constructor = ShapeGeometry;\n\nShapeGeometry.prototype.toJSON = function () {\n\n\tconst data = Geometry.prototype.toJSON.call( this );\n\n\tconst shapes = this.parameters.shapes;\n\n\treturn toJSON$1( shapes, data );\n\n};\n\n// ShapeBufferGeometry\n\nfunction ShapeBufferGeometry( shapes, curveSegments ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'ShapeBufferGeometry';\n\n\tthis.parameters = {\n\t\tshapes: shapes,\n\t\tcurveSegments: curveSegments\n\t};\n\n\tcurveSegments = curveSegments || 12;
109\n\n\t// buffers\n\n\tconst indices = [];\n\tconst vertices = [];\n\tconst normals = [];\n\tconst uvs = [];\n\n\t// helper variables\n\n\tlet groupStart = 0;\n\tlet groupCount = 0;\n\n\t// allow single and array values for \"shapes\" parameter\n\n\tif ( Array.isArray( shapes ) === false ) {\n\n\t\taddShape( shapes );\n\n\t} else {\n\n\t\tfor ( let i = 0; i < shapes.length; i ++ ) {\n\n\t\t\taddShape( shapes[ i ] );\n\n\t\t\tthis.addGroup( groupStart, groupCount, i ); // enables MultiMaterial support\n\n\t\t\tgroupStart += groupCount;\n\t\t\tgroupCount = 0;\n\n\t\t}\n\n\t}\n\n\t// build geometry\n\n\tthis.setIndex( indices );\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tthis.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) );\n\n\n\t// helper functions\n\n\tfunction addShape( shape ) {\n\n\t\tconst indexOffset = vertices.length / 3;\n\t\tconst points = shape.extractPoints( curveSegments );\n\n\t\tlet shapeVertices = points.shape;\n\t\tconst shapeHoles = points.holes;\n\n\t\t// check direction of vertices\n\n\t\tif ( ShapeUtils.isClockWise( shapeVertices ) === false ) {\n\n\t\t\tshapeVertices = shapeVertices.reverse();\n\n\t\t}\n\n\t\tfor ( let i = 0, l = shapeHoles.length; i < l; i ++ ) {\n\n\t\t\tconst shapeHole = shapeHoles[ i ];\n\n\t\t\tif ( ShapeUtils.isClockWise( shapeHole ) === true ) {\n\n\t\t\t\tshapeHoles[ i ] = shapeHole.reverse();\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst faces = ShapeUtils.triangulateShape( shapeVertices, shapeHoles );\n\n\t\t// join vertices of inner and outer paths to a single array\n\n\t\tfor ( let i = 0, l = shapeHoles.length; i < l; i ++ ) {\n\n\t\t\tconst shapeHole = shapeHoles[ i ];\n\t\t\tshapeVertices = shapeVertices.concat( shapeHole );\n\n\t\t}\n\n\t\t// vertices, normals, uvs\n\n\t\tfor ( let i = 0, l = shapeVertices.length; i < l; i ++ ) {\n\n\t\t\tconst vertex = shapeVertices[ i ];\n\n\t\t\tvertices.push( vertex.x, vertex.y, 0 );\n\t\t\tnormals.push( 0, 0, 1 );\n\t\t\tuvs.push( vertex.x, vertex.y ); // world uvs\n\n\t\t}\n\n\t\t// incides\n\n\t\tfor ( let i = 0, l = faces.length; i < l; i ++ ) {\n\n\t\t\tconst face = faces[ i ];\n\n\t\t\tconst a = face[ 0 ] + indexOffset;\n\t\t\tconst b = face[ 1 ] + indexOffset;\n\t\t\tconst c = face[ 2 ] + indexOffset;\n\n\t\t\tindices.push( a, b, c );\n\t\t\tgroupCount += 3;\n\n\t\t}\n\n\t}\n\n}\n\nShapeBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nShapeBufferGeometry.prototype.constructor = ShapeBufferGeometry;\n\nShapeBufferGeometry.prototype.toJSON = function () {\n\n\tconst data = BufferGeometry.prototype.toJSON.call( this );\n\n\tconst shapes = this.parameters.shapes;\n\n\treturn toJSON$1( shapes, data );\n\n};\n\n//\n\nfunction toJSON$1( shapes, data ) {\n\n\tdata.shapes = [];\n\n\tif ( Array.isArray( shapes ) ) {\n\n\t\tfor ( let i = 0, l = shapes.length; i < l; i ++ ) {\n\n\t\t\tconst shape = shapes[ i ];\n\n\t\t\tdata.shapes.push( shape.uuid );\n\n\t\t}\n\n\t} else {\n\n\t\tdata.shapes.push( shapes.uuid );\n\n\t}\n\n\treturn data;\n\n}\n\nfunction EdgesGeometry( geometry, thresholdAngle ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'EdgesGeometry';\n\n\tthis.parameters = {\n\t\tthresholdAngle: thresholdAngle\n\t};\n\n\tthresholdAngle = ( thresholdAngle !== undefined ) ? thresholdAngle : 1;\n\n\t// buffer\n\n\tconst vertices = [];\n\n\t// helper variables\n\n\tconst thresholdDot = Math.cos( MathUtils.DEG2RAD * thresholdAngle );\n\tconst edge = [ 0, 0 ], edges = {};\n\tlet edge1, edge2, key;\n\tconst keys = [ 'a', 'b', 'c' ];\n\n\t// prepare source geometry\n\n\tlet geometry2;\n\n\tif ( geometry.isBufferGeometry ) {\n\n\t\tgeometry2 = new Geometry();\n\t\tgeometry2.fromBufferGeometry( geometry );\n\n\t} else {\n\n\t\tgeometry2 = geometry.clone();\n\n\t}\n\n\tgeometry2.mergeVertices();\n\tgeometry2.computeFaceNormals();\n\n\tconst sourceVertices = geometry2.vertices;\n\tconst faces = geometry2.faces;\n\n\t// now create a data structure where each entry represents an edge with its adjoining faces\n\n\tfor ( let i = 0, l = faces.length; i < l; i ++ ) {\n\n\t\tconst face = faces[ i ];\n\n\t\tfor ( let j = 0; j < 3; j ++ ) {\n\n\t\t\tedge1 = face[ keys[ j ] ];\n\t\t\tedge2 = face[ keys[ ( j + 1 ) % 3 ] ];\n\t\t\tedge[ 0 ] = Math.min( edge1, edge2 );\n\t\t\tedge[ 1 ] = Math.max( edge1, edge2 );\n\n\t\t\tkey = edge[ 0 ] + ',' + edge[ 1 ];\n\n\t\t\tif ( edges[ key ] === undefined ) {\n\n\t\t\t\tedges[ key ] = { index1: edge[ 0 ], index2: edge[ 1 ], face1: i, face2: undefined };\n\n\t\t\t} else {\n\n\t\t\t\tedges[ key ].face2 = i;\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\t// generate vertices\n\n\tfor ( key in edges ) {\n\n\t\tconst e = edges[ key ];\n\n\t\t// an edge is only rendered if the angle (in degrees) between the face normals of the adjoining faces exceeds this value. default = 1 degree.\n\n\t\tif ( e.face2 === undefined || faces[ e.face1 ].normal.dot( faces[ e.face2 ].normal ) <= thresholdDot ) {\n\n\t\t\tlet vertex = sourceVertices[ e.index1 ];\n\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\tvertex = sourceVertices[ e.index2 ];\n\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t}\n\n\t}\n\n\t// build geometry\n\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\n}\n\nEdgesGeometry.prototype = Object.create( BufferGeometry.prototype );\nEdgesGeometry.prototype.constructor = EdgesGeometry;\n\n// CylinderGeometry\n\nfunction CylinderGeometry( radiusTop, radiusBottom, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'CylinderGeometry';\n\n\tthis.parameters = {\n\t\tradiusTop: radiusTop,\n\t\tradiusBottom: radiu
109sBottom,\n\t\theight: height,\n\t\tradialSegments: radialSegments,\n\t\theightSegments: heightSegments,\n\t\topenEnded: openEnded,\n\t\tthetaStart: thetaStart,\n\t\tthetaLength: thetaLength\n\t};\n\n\tthis.fromBufferGeometry( new CylinderBufferGeometry( radiusTop, radiusBottom, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ) );\n\tthis.mergeVertices();\n\n}\n\nCylinderGeometry.prototype = Object.create( Geometry.prototype );\nCylinderGeometry.prototype.constructor = CylinderGeometry;\n\n// CylinderBufferGeometry\n\nfunction CylinderBufferGeometry( radiusTop, radiusBottom, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ) {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'CylinderBufferGeometry';\n\n\tthis.parameters = {\n\t\tradiusTop: radiusTop,\n\t\tradiusBottom: radiusBottom,\n\t\theight: height,\n\t\tradialSegments: radialSegments,\n\t\theightSegments: heightSegments,\n\t\topenEnded: openEnded,\n\t\tthetaStart: thetaStart,\n\t\tthetaLength: thetaLength\n\t};\n\n\tconst scope = this;\n\n\tradiusTop = radiusTop !== undefined ? radiusTop : 1;\n\tradiusBottom = radiusBottom !== undefined ? radiusBottom : 1;\n\theight = height || 1;\n\n\tradialSegments = Math.floor( radialSegments ) || 8;\n\theightSegments = Math.floor( heightSegments ) || 1;\n\n\topenEnded = openEnded !== undefined ? openEnded : false;\n\tthetaStart = thetaStart !== undefined ? thetaStart : 0.0;\n\tthetaLength = thetaLength !== undefined ? thetaLength : Math.PI * 2;\n\n\t// buffers\n\n\tconst indices = [];\n\tconst vertices = [];\n\tconst normals = [];\n\tconst uvs = [];\n\n\t// helper variables\n\n\tlet index = 0;\n\tconst indexArray = [];\n\tconst halfHeight = height / 2;\n\tlet groupStart = 0;\n\n\t// generate geometry\n\n\tgenerateTorso();\n\n\tif ( openEnded === false ) {\n\n\t\tif ( radiusTop > 0 ) generateCap( true );\n\t\tif ( radiusBottom > 0 ) generateCap( false );\n\n\t}\n\n\t// build geometry\n\n\tthis.setIndex( indices );\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tthis.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) );\n\n\tfunction generateTorso() {\n\n\t\tconst normal = new Vector3();\n\t\tconst vertex = new Vector3();\n\n\t\tlet groupCount = 0;\n\n\t\t// this will be used to calculate the normal\n\t\tconst slope = ( radiusBottom - radiusTop ) / height;\n\n\t\t// generate vertices, normals and uvs\n\n\t\tfor ( let y = 0; y <= heightSegments; y ++ ) {\n\n\t\t\tconst indexRow = [];\n\n\t\t\tconst v = y / heightSegments;\n\n\t\t\t// calculate the radius of the current row\n\n\t\t\tconst radius = v * ( radiusBottom - radiusTop ) + radiusTop;\n\n\t\t\tfor ( let x = 0; x <= radialSegments; x ++ ) {\n\n\t\t\t\tconst u = x / radialSegments;\n\n\t\t\t\tconst theta = u * thetaLength + thetaStart;\n\n\t\t\t\tconst sinTheta = Math.sin( theta );\n\t\t\t\tconst cosTheta = Math.cos( theta );\n\n\t\t\t\t// vertex\n\n\t\t\t\tvertex.x = radius * sinTheta;\n\t\t\t\tvertex.y = - v * height + halfHeight;\n\t\t\t\tvertex.z = radius * cosTheta;\n\t\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\t\t// normal\n\n\t\t\t\tnormal.set( sinTheta, slope, cosTheta ).normalize();\n\t\t\t\tnormals.push( normal.x, normal.y, normal.z );\n\n\t\t\t\t// uv\n\n\t\t\t\tuvs.push( u, 1 - v );\n\n\t\t\t\t// save index of vertex in respective row\n\n\t\t\t\tindexRow.push( index ++ );\n\n\t\t\t}\n\n\t\t\t// now save vertices of the row in our index array\n\n\t\t\tindexArray.push( indexRow );\n\n\t\t}\n\n\t\t// generate indices\n\n\t\tfor ( let x = 0; x < radialSegments; x ++ ) {\n\n\t\t\tfor ( let y = 0; y < heightSegments; y ++ ) {\n\n\t\t\t\t// we use the index array to access the correct indices\n\n\t\t\t\tconst a = indexArray[ y ][ x ];\n\t\t\t\tconst b = indexArray[ y + 1 ][ x ];\n\t\t\t\tconst c = indexArray[ y + 1 ][ x + 1 ];\n\t\t\t\tconst d = indexArray[ y ][ x + 1 ];\n\n\t\t\t\t// faces\n\n\t\t\t\tindices.push( a, b, d );\n\t\t\t\tindices.push( b, c, d );\n\n\t\t\t\t// update group counter\n\n\t\t\t\tgroupCount += 6;\n\n\t\t\t}\n\n\t\t}\n\n\t\t// add a group to the geometry. this will ensure multi material support\n\n\t\tscope.addGroup( groupStart, groupCount, 0 );\n\n\t\t// calculate new start value for groups\n\n\t\tgroupStart += groupCount;\n\n\t}\n\n\tfunction generateCap( top ) {\n\n\t\tlet centerIndexStart, centerIndexEnd;\n\n\t\tconst uv = new Vector2();\n\t\tconst vertex = new Vector3();\n\n\t\tlet groupCount = 0;
109\n\n\t\tconst radius = ( top === true ) ? radiusTop : radiusBottom;\n\t\tconst sign = ( top === true ) ? 1 : - 1;\n\n\t\t// save the index of the first center vertex\n\t\tcenterIndexStart = index;\n\n\t\t// first we generate the center vertex data of the cap.\n\t\t// because the geometry needs one set of uvs per face,\n\t\t// we must generate a center vertex per face/segment\n\n\t\tfor ( let x = 1; x <= radialSegments; x ++ ) {\n\n\t\t\t// vertex\n\n\t\t\tvertices.push( 0, halfHeight * sign, 0 );\n\n\t\t\t// normal\n\n\t\t\tnormals.push( 0, sign, 0 );\n\n\t\t\t// uv\n\n\t\t\tuvs.push( 0.5, 0.5 );\n\n\t\t\t// increase index\n\n\t\t\tindex ++;\n\n\t\t}\n\n\t\t// save the index of the last center vertex\n\n\t\tcenterIndexEnd = index;\n\n\t\t// now we generate the surrounding vertices, normals and uvs\n\n\t\tfor ( let x = 0; x <= radialSegments; x ++ ) {\n\n\t\t\tconst u = x / radialSegments;\n\t\t\tconst theta = u * thetaLength + thetaStart;\n\n\t\t\tconst cosTheta = Math.cos( theta );\n\t\t\tconst sinTheta = Math.sin( theta );\n\n\t\t\t// vertex\n\n\t\t\tvertex.x = radius * sinTheta;\n\t\t\tvertex.y = halfHeight * sign;\n\t\t\tvertex.z = radius * cosTheta;\n\t\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t\t// normal\n\n\t\t\tnormals.push( 0, sign, 0 );\n\n\t\t\t// uv\n\n\t\t\tuv.x = ( cosTheta * 0.5 ) + 0.5;\n\t\t\tuv.y = ( sinTheta * 0.5 * sign ) + 0.5;\n\t\t\tuvs.push( uv.x, uv.y );\n\n\t\t\t// increase index\n\n\t\t\tindex ++;\n\n\t\t}\n\n\t\t// generate indices\n\n\t\tfor ( let x = 0; x < radialSegments; x ++ ) {\n\n\t\t\tconst c = centerIndexStart + x;\n\t\t\tconst i = centerIndexEnd + x;\n\n\t\t\tif ( top === true ) {\n\n\t\t\t\t// face top\n\n\t\t\t\tindices.push( i, i + 1, c );\n\n\t\t\t} else {\n\n\t\t\t\t// face bottom\n\n\t\t\t\tindices.push( i + 1, i, c );\n\n\t\t\t}\n\n\t\t\tgroupCount += 3;\n\n\t\t}\n\n\t\t// add a group to the geometry. this will ensure multi material support\n\n\t\tscope.addGroup( groupStart, groupCount, top === true ? 1 : 2 );\n\n\t\t// calculate new start value for groups\n\n\t\tgroupStart += groupCount;\n\n\t}\n\n}\n\nCylinderBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nCylinderBufferGeometry.prototype.constructor = CylinderBufferGeometry;\n\n// ConeGeometry\n\nfunction ConeGeometry( radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ) {\n\n\tCylinderGeometry.call( this, 0, radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength );\n\n\tthis.type = 'ConeGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\theight: height,\n\t\tradialSegments: radialSegments,\n\t\theightSegments: heightSegments,\n\t\topenEnded: openEnded,\n\t\tthetaStart: thetaStart,\n\t\tthetaLength: thetaLength\n\t};\n\n}\n\nConeGeometry.prototype = Object.create( CylinderGeometry.prototype );\nConeGeometry.prototype.constructor = ConeGeometry;\n\n// ConeBufferGeometry\n\nfunction ConeBufferGeometry( radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ) {\n\n\tCylinderBufferGeometry.call( this, 0, radius, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength );\n\n\tthis.type = 'ConeBufferGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\theight: height,\n\t\tradialSegments: radialSegments,\n\t\theightSegments: heightSegments,\n\t\topenEnded: openEnded,\n\t\tthetaStart: thetaStart,\n\t\tthetaLength: thetaLength\n\t};\n\n}\n\nConeBufferGeometry.prototype = Object.create( CylinderBufferGeometry.prototype );\nConeBufferGeometry.prototype.constructor = ConeBufferGeometry;\n\n// CircleGeometry\n\nfunction CircleGeometry( radius, segments, thetaStart, thetaLength ) {\n\n\tGeometry.call( this );\n\n\tthis.type = 'CircleGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\tsegments: segments,\n\t\tthetaStart: thetaStart,\n\t\tthetaLength: thetaLength\n\t};\n\n\tthis.fromBufferGeometry( new CircleBufferGeometry( radius, segments, thetaStart, thetaLength ) );\n\tthis.mergeVertices();\n\n}\n\nCircleGeometry.prototype = Object.create( Geometry.prototype );\nCircleGeometry.prototype.constructor = CircleGeometry;\n\n// CircleBufferGeometry\n\nfunction CircleBufferGeometry( radius, segments, thetaStart, thetaLength ) {\n\n\tBufferGeometry.call( this );
109\n\n\tthis.type = 'CircleBufferGeometry';\n\n\tthis.parameters = {\n\t\tradius: radius,\n\t\tsegments: segments,\n\t\tthetaStart: thetaStart,\n\t\tthetaLength: thetaLength\n\t};\n\n\tradius = radius || 1;\n\tsegments = segments !== undefined ? Math.max( 3, segments ) : 8;\n\n\tthetaStart = thetaStart !== undefined ? thetaStart : 0;\n\tthetaLength = thetaLength !== undefined ? thetaLength : Math.PI * 2;\n\n\t// buffers\n\n\tconst indices = [];\n\tconst vertices = [];\n\tconst normals = [];\n\tconst uvs = [];\n\n\t// helper variables\n\n\tconst vertex = new Vector3();\n\tconst uv = new Vector2();\n\n\t// center point\n\n\tvertices.push( 0, 0, 0 );\n\tnormals.push( 0, 0, 1 );\n\tuvs.push( 0.5, 0.5 );\n\n\tfor ( let s = 0, i = 3; s <= segments; s ++, i += 3 ) {\n\n\t\tconst segment = thetaStart + s / segments * thetaLength;\n\n\t\t// vertex\n\n\t\tvertex.x = radius * Math.cos( segment );\n\t\tvertex.y = radius * Math.sin( segment );\n\n\t\tvertices.push( vertex.x, vertex.y, vertex.z );\n\n\t\t// normal\n\n\t\tnormals.push( 0, 0, 1 );\n\n\t\t// uvs\n\n\t\tuv.x = ( vertices[ i ] / radius + 1 ) / 2;\n\t\tuv.y = ( vertices[ i + 1 ] / radius + 1 ) / 2;\n\n\t\tuvs.push( uv.x, uv.y );\n\n\t}\n\n\t// indices\n\n\tfor ( let i = 1; i <= segments; i ++ ) {\n\n\t\tindices.push( i, i + 1, 0 );\n\n\t}\n\n\t// build geometry\n\n\tthis.setIndex( indices );\n\tthis.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tthis.setAttribute( 'normal', new Float32BufferAttribute( normals, 3 ) );\n\tthis.setAttribute( 'uv', new Float32BufferAttribute( uvs, 2 ) );\n\n}\n\nCircleBufferGeometry.prototype = Object.create( BufferGeometry.prototype );\nCircleBufferGeometry.prototype.constructor = CircleBufferGeometry;\n\nvar Geometries = /*#__PURE__*/Object.freeze({\n\t__proto__: null,\n\tWireframeGeometry: WireframeGeometry,\n\tParametricGeometry: ParametricGeometry,\n\tParametricBufferGeometry: ParametricBufferGeometry,\n\tTetrahedronGeometry: TetrahedronGeometry,\n\tTetrahedronBufferGeometry: TetrahedronBufferGeometry,\n\tOctahedronGeometry: OctahedronGeometry,\n\tOctahedronBufferGeometry: OctahedronBufferGeometry,\n\tIcosahedronGeometry: IcosahedronGeometry,\n\tIcosahedronBufferGeometry: IcosahedronBufferGeometry,\n\tDodecahedronGeometry: DodecahedronGeometry,\n\tDodecahedronBufferGeometry: DodecahedronBufferGeometry,\n\tPolyhedronGeometry: PolyhedronGeometry,\n\tPolyhedronBufferGeometry: PolyhedronBufferGeometry,\n\tTubeGeometry: TubeGeometry,\n\tTubeBufferGeometry: TubeBufferGeometry,\n\tTorusKnotGeometry: TorusKnotGeometry,\n\tTorusKnotBufferGeometry: TorusKnotBufferGeometry,\n\tTorusGeometry: TorusGeometry,\n\tTorusBufferGeometry: TorusBufferGeometry,\n\tTextGeometry: TextGeometry,\n\tTextBufferGeometry: TextBufferGeometry,\n\tSphereGeometry: SphereGeometry,\n\tSphereBufferGeometry: SphereBufferGeometry,\n\tRingGeometry: RingGeometry,\n\tRingBufferGeometry: RingBufferGeometry,\n\tPlaneGeometry: PlaneGeometry,\n\tPlaneBufferGeometry: PlaneBufferGeometry,\n\tLatheGeometry: LatheGeometry,\n\tLatheBufferGeometry: LatheBufferGeometry,\n\tShapeGeometry: ShapeGeometry,\n\tShapeBufferGeometry: ShapeBufferGeometry,\n\tExtrudeGeometry: ExtrudeGeometry,\n\tExtrudeBufferGeometry: ExtrudeBufferGeometry,\n\tEdgesGeometry: EdgesGeometry,\n\tConeGeometry: ConeGeometry,\n\tConeBufferGeometry: ConeBufferGeometry,\n\tCylinderGeometry: CylinderGeometry,\n\tCylinderBufferGeometry: CylinderBufferGeometry,\n\tCircleGeometry: CircleGeometry,\n\tCircleBufferGeometry: CircleBufferGeometry,\n\tBoxGeometry: BoxGeometry,\n\tBoxBufferGeometry: BoxBufferGeometry\n});\n\n/**\n * parameters = {\n * color: <THREE.Color>\n * }\n */\n\nfunction ShadowMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.type = 'ShadowMaterial';\n\n\tthis.color = new Color( 0x000000 );\n\tthis.transparent = true;\n\n\tthis.setValues( parameters );\n\n}\n\nShadowMaterial.prototype = Object.create( Material.prototype );\nShadowMaterial.prototype.constructor = ShadowMaterial;\n\nShadowMaterial.prototype.isShadowMaterial = true;\n\nShadowMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.color.copy( source.color );\n\n\treturn this;\n\n};\n\nfunction RawShaderMaterial( parameters ) {\n\n\tShaderMaterial.call( this, parameters );\n\n\tthis.type = 'RawShaderMaterial';\n\n}\n\nRawShaderMaterial.prototype = Object.create( ShaderMaterial.prototype );\nRawShaderMaterial.prototype.constructor = RawShaderMaterial;\n\nRawShaderMaterial.prototype.isRawShaderMaterial = true;\n\n/**\n * parameters = {\n * color: <hex>,\n * roughness: <float>,\n * metalness: <float>,\n * opacity: <float>,\n *\n * map: new THREE.Texture( <Image> ),\n *\n * lightMap: new THREE.Texture( <Image> ),\n * lightMapIntensity: <float>\n *\n * aoMap: new THREE.Texture( <Image> ),\n * aoMapIntensity: <float>\n *\n * emissive: <hex>,\n * emissiveIntensity: <float>\n * emissiveMap: new THREE.Texture( <Image> ),\n *\n * bumpMap: new THREE.Texture( <Image> ),\n * bumpScale: <float>,\n *\n * normalMap: new THREE.Texture( <Image> ),\n * normalMapType: THREE.TangentSpaceNormalMap,\n * normalScale: <Vector2>,\n *\n * displacementMap: new THREE.Texture( <Image> ),\n * displacementScale: <float>,\n * displacementBias: <float>,\n *\n * roughnessMap: new THREE.Texture( <Image> ),\n *\n * metalnessMap: new THREE.Texture( <Image> ),\n *\n * alphaMap: new THREE.Texture( <Image> ),\n *\n * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ),\n * envMapIntensity: <float>\n *\n * refractionRatio: <float>,\n *\n * wireframe: <boolean>,\n * wireframeLinewidth: <float>,\n *\n * skinning: <bool>,\n * morphTargets: <bool>,\n * morphNormals: <bool>\n * }\n */\n\nfunction MeshStandardMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.defines = { 'STANDARD': '' };\n\n\tthis.type = 'MeshStandardMaterial';\n\n\tthis.color = new Color( 0xffffff ); // diffuse\n\tthis.roughness = 1.0;\n\tthis.metalness = 0.0;\n\n\tthis.map = null;\n\n\tthis.lightMap = null;\n\tthis.lightMapIntensity = 1.0;\n\n\tthis.aoMap = null;\n\tthis.aoMapIntensity = 1.0;\n\n\tthis.emissive = new Color( 0x000000 );\n\tthis.emissiveIntensity = 1.0;\n\tthis.emissiveMap = null;\n\n\tthis.bumpMap = null;\n\tthis.bumpScale = 1;\n\n\tthis.normalMap = null;\n\tthis.normalMapType = TangentSpaceNormalMap;\n\tthis.normalScale = new Vector2( 1, 1 );\n\n\tthis.displacementMap = null;\n\tthis.displacementScale = 1;\n\tthis.displacementBias = 0;\n\n\tthis.roughnessMap = null;\n\n\tthis.metalnessMap = null;\n\n\tthis.alphaMap = null;\n\n\tthis.envMap = null;\n\tthis.envMapIntensity = 1.0;\n\n\tthis.refractionRatio = 0.98;\n\n\tthis.wireframe = false;\n\tthis.wireframeLinewidth = 1;\n\tthis.wireframeLinecap = 'round';\n\tthis.wireframeLinejoin = 'round';\n\n\tthis.skinning = false;\n\tthis.morphTargets = false;\n\tthis.morphNormals = false;\n\n\tthis.vertexTangents = false;\n\n\tthis.setValues( parameters );\n\n}\n\nMeshStandardMaterial.prototype = Object.create( Material.prototype );\nMeshStandardMaterial.prototype.constructor = MeshStandardMaterial;\n\nMeshStandardMaterial.prototype.isMeshStandardMaterial = true;\n\nMeshStandardMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.defines = { 'STANDARD': '' };\n\n\tthis.color.copy( source.color );\n\tthis.roughness = source.roughness;\n\tthis.metalness = source.metalness;\n\n\tthis.map = source.map;\n\n\tthis.lightMap = source.lightMap;\n\tthis.lightMapIntensity = source.lightMapIntensity;\n\n\tthis.aoMap = source.aoMap;\n\tthis.aoMapIntensity = source.aoMapIntensity;\n\n\tthis.emissive.copy( source.emissive );\n\tthis.emissiveMap = source.emissiveMap;\n\tthis.emissiveIntensity = source.emissiveIntensity;\n\n\tthis.bumpMap = source.bumpMap;\n\tthis.bumpScale = source.bumpScale;\n\n\tthis.normalMap = source.normalMap;\n\tthis.normalMapType = source.normalMapType;\n\tthis.normalScale.copy( source.normalScale );\n\n\tthis.displacementMap = source.displacementMap;\n\tthis.displacementScale = source.displacementScale;\n\tthis.displacementBias = source.displacementBias;\n\n\tthis.roughnessMap = source.roughnessMap;\n\n\tthis.metalnessMap = source.metalnessMap;\n\n\tthis.alphaMap = source.alphaMap;\n\n\tthis.envMap = source.envMap;\n\tthis.envMapIntensity = source.envMapIntensity;\n\n\tthis.refractionRatio = source.refractionRatio;\n\n\tthis.wireframe = source.wireframe;\n\tthis.wireframeLinewidth = source.wireframeLinewidth;\n\tthis.wireframeLinecap = source.wireframeLinecap;\n\tthis.wireframeLinejoin = source.wireframeLinejoin;\n\n\tthis.skinning = source.skinning;\n\tthis.morphTargets = source.morphTargets;\n\tthis.morphNormals = source.morphNormals;\n\n\tthis.vertexTangents = source.vertexTangents;\n\n\treturn this;\n\n};\n\n/**\n * parameters = {\n * clearcoat: <float>,\n * clearcoatMap: new THREE.Texture( <Image> ),\n * clearcoatRoughness: <float>,\n * clearcoatRoughnessMap: new THREE.Texture( <Image> ),\n * clearcoatNormalScale: <Vector2>,\n * clearcoatNormalMap: new THREE.Texture( <Image> ),\n *\n * reflectivity: <float>,\n *\n * sheen: <Color>,\n *\n * transmission: <float>,\n * transmissionMap: new THREE.Texture( <Image> )\n * }\n */\n\nfunction MeshPhysicalMaterial( parameters ) {\n\n\tMeshStandardMaterial.call( this );\n\n\tthis.defines = {\n\n\t\t'STANDARD': '',\n\t\t'PHYSICAL': ''\n\n\t};\n\n\tthis.type = 'MeshPhysicalMaterial';\n\n\tthis.clearcoat = 0.0;\n\tthis.clearcoatMap = null;\n\tthis.clearcoatRoughness = 0.0;\n\tthis.clearcoatRoughnessMap = null;\n\tthis.clearcoatNormalScale = new Vector2( 1, 1 );\n\tthis.clearcoatNormalMap = null;\n\n\tthis.reflectivity = 0.5; // maps to F0 = 0.04\n\n\tthis.sheen = null; // null will disable sheen bsdf\n\n\tthis.transmission = 0.0;\n\tthis.transmissionMap = null;\n\n\tthis.setValues( parameters );\n\n}\n\nMeshPhysicalMaterial.prototype = Object.create( MeshStandardMaterial.prototype );\nMeshPhysicalMaterial.prototype.constructor = MeshPhysicalMaterial;\n\nMeshPhysicalMaterial.prototype.isMeshPhysicalMaterial = true;\n\nMeshPhysicalMaterial.prototype.copy = function ( source ) {\n\n\tMeshStandardMaterial.prototype.copy.call( this, source );\n\n\tthis.defines = {\n\n\t\t'STANDARD': '',\n\t\t'PHYSICAL': ''\n\n\t};\n\n\tthis.clearcoat = source.clearcoat;
109\n\tthis.clearcoatMap = source.clearcoatMap;\n\tthis.clearcoatRoughness = source.clearcoatRoughness;\n\tthis.clearcoatRoughnessMap = source.clearcoatRoughnessMap;\n\tthis.clearcoatNormalMap = source.clearcoatNormalMap;\n\tthis.clearcoatNormalScale.copy( source.clearcoatNormalScale );\n\n\tthis.reflectivity = source.reflectivity;\n\n\tif ( source.sheen ) {\n\n\t\tthis.sheen = ( this.sheen || new Color() ).copy( source.sheen );\n\n\t} else {\n\n\t\tthis.sheen = null;\n\n\t}\n\n\tthis.transmission = source.transmission;\n\tthis.transmissionMap = source.transmissionMap;\n\n\treturn this;\n\n};\n\n/**\n * parameters = {\n * color: <hex>,\n * specular: <hex>,\n * shininess: <float>,\n * opacity: <float>,\n *\n * map: new THREE.Texture( <Image> ),\n *\n * lightMap: new THREE.Texture( <Image> ),\n * lightMapIntensity: <float>\n *\n * aoMap: new THREE.Texture( <Image> ),\n * aoMapIntensity: <float>\n *\n * emissive: <hex>,\n * emissiveIntensity: <float>\n * emissiveMap: new THREE.Texture( <Image> ),\n *\n * bumpMap: new THREE.Texture( <Image> ),\n * bumpScale: <float>,\n *\n * normalMap: new THREE.Texture( <Image> ),\n * normalMapType: THREE.TangentSpaceNormalMap,\n * normalScale: <Vector2>,\n *\n * displacementMap: new THREE.Texture( <Image> ),\n * displacementScale: <float>,\n * displacementBias: <float>,\n *\n * specularMap: new THREE.Texture( <Image> ),\n *\n * alphaMap: new THREE.Texture( <Image> ),\n *\n * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ),\n * combine: THREE.MultiplyOperation,\n * reflectivity: <float>,\n * refractionRatio: <float>,\n *\n * wireframe: <boolean>,\n * wireframeLinewidth: <float>,\n *\n * skinning: <bool>,\n * morphTargets: <bool>,\n * morphNormals: <bool>\n * }\n */\n\nfunction MeshPhongMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.type = 'MeshPhongMaterial';\n\n\tthis.color = new Color( 0xffffff ); // diffuse\n\tthis.specular = new Color( 0x111111 );\n\tthis.shininess = 30;\n\n\tthis.map = null;\n\n\tthis.lightMap = null;\n\tthis.lightMapIntensity = 1.0;\n\n\tthis.aoMap = null;\n\tthis.aoMapIntensity = 1.0;\n\n\tthis.emissive = new Color( 0x000000 );\n\tthis.emissiveIntensity = 1.0;\n\tthis.emissiveMap = null;\n\n\tthis.bumpMap = null;\n\tthis.bumpScale = 1;\n\n\tthis.normalMap = null;\n\tthis.normalMapType = TangentSpaceNormalMap;\n\tthis.normalScale = new Vector2( 1, 1 );\n\n\tthis.displacementMap = null;\n\tthis.displacementScale = 1;\n\tthis.displacementBias = 0;\n\n\tthis.specularMap = null;\n\n\tthis.alphaMap = null;\n\n\tthis.envMap = null;\n\tthis.combine = MultiplyOperation;\n\tthis.reflectivity = 1;\n\tthis.refractionRatio = 0.98;\n\n\tthis.wireframe = false;\n\tthis.wireframeLinewidth = 1;\n\tthis.wireframeLinecap = 'round';\n\tthis.wireframeLinejoin = 'round';\n\n\tthis.skinning = false;\n\tthis.morphTargets = false;\n\tthis.morphNormals = false;\n\n\tthis.setValues( parameters );\n\n}\n\nMeshPhongMaterial.prototype = Object.create( Material.prototype );\nMeshPhongMaterial.prototype.constructor = MeshPhongMaterial;\n\nMeshPhongMaterial.prototype.isMeshPhongMaterial = true;\n\nMeshPhongMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.color.copy( source.color );\n\tthis.specular.copy( source.specular );\n\tthis.shininess = source.shininess;\n\n\tthis.map = source.map;\n\n\tthis.lightMap = source.lightMap;\n\tthis.lightMapIntensity = source.lightMapIntensity;\n\n\tthis.aoMap = source.aoMap;\n\tthis.aoMapIntensity = source.aoMapIntensity;\n\n\tthis.emissive.copy( source.emissive );\n\tthis.emissiveMap = source.emissiveMap;\n\tthis.emissiveIntensity = source.emissiveIntensity;\n\n\tthis.bumpMap = source.bumpMap;\n\tthis.bumpScale = source.bumpScale;\n\n\tthis.normalMap = source.normalMap;\n\tthis.normalMapType = source.normalMapType;\n\tthis.normalScale.copy( source.normalScale );\n\n\tthis.displacementMap = source.displacementMap;\n\tthis.displacementScale = source.displacementScale;\n\tthis.displacementBias = source.displacementBias;\n\n\tthis.specularMap = source.specularMap;\n\n\tthis.alphaMap = source.alphaMap;\n\n\tthis.envMap = source.envMap;\n\tthis.combine = source.combine;\n\tthis.reflectivity = source.reflectivity;\n\tthis.refractionRatio = source.refractionRatio;\n\n\tthis.wireframe = source.wireframe;\n\tthis.wireframeLinewidth = source.wireframeLinewidth;\n\tthis.wireframeLinecap = source.wireframeLinecap;\n\tthis.wireframeLinejoin = source.wireframeLinejoin;\n\n\tthis.skinning = source.skinning;\n\tthis.morphTargets = source.morphTargets;\n\tthis.morphNormals = source.morphNormals;\n\n\treturn this;\n\n};\n\n/**\n * parameters = {\n * color: <hex>,\n *\n * map: new THREE.Texture( <Image> ),\n * gradientMap: new THREE.Texture( <Image> ),\n *\n * lightMap: new THREE.Texture( <Image> ),\n * lightMapIntensity: <float>\n *\n * aoMap: new THREE.Texture( <Image> ),\n * aoMapIntensity: <float>\n *\n * emissive: <hex>,\n * emissiveIntensity: <float>\n * emissiveMap: new THREE.Texture( <Image> ),\n *\n * bumpMap: new THREE.Texture( <Image> ),\n * bumpScale: <float>,\n *\n * normalMap: new THREE.Texture( <Image> ),\n * normalMapType: THREE.TangentSpaceNormalMap,\n * normalScale: <Vector2>,\n *\n * displacementMap: new THREE.Texture( <Image> ),\n * displacementScale: <float>,\n * displacementBias: <float>,\n *\n * alphaMap: new THREE.Texture( <Image> ),\n *\n * wireframe: <boolean>,\n * wireframeLinewidth: <float>,\n *\n * skinning: <bool>,\n * morphTargets: <bool>,\n * morphNormals: <bool>\n * }\n */\n\nfunction MeshToonMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.defines = { 'TOON': '' };\n\n\tthis.type = 'MeshToonMaterial';\n\n\tthis.color = new Color( 0xffffff );\n\n\tthis.map = null;\n\tthis.gradientMap = null;\n\n\tthis.lightMap = null;\n\tthis.lightMapIntensity = 1.0;\n\n\tthis.aoMap = null;\n\tthis.aoMapIntensity = 1.0;\n\n\tthis.emissive = new Color( 0x000000 );\n\tthis.emissiveIntensity = 1.0;\n\tthis.emissiveMap = null;\n\n\tthis.bumpMap = null;\n\tthis.bumpScale = 1;\n\n\tthis.normalMap = null;\n\tthis.normalMapType = TangentSpaceNormalMap;\n\tthis.normalScale = new Vector2( 1, 1 );\n\n\tthis.displacementMap = null;\n\tthis.displacementScale = 1;\n\tthis.displacementBias = 0;\n\n\tthis.alphaMap = null;\n\n\tthis.wireframe = false;\n\tthis.wireframeLinewidth = 1;\n\tthis.wireframeLinecap = 'round';\n\tthis.wireframeLinejoin = 'round';\n\n\tthis.skinning = false;\n\tthis.morphTargets = false;\n\tthis.morphNormals = false;\n\n\tthis.setValues( parameters );\n\n}\n\nMeshToonMaterial.prototype = Object.create( Material.prototype );\nMeshToonMaterial.prototype.constructor = MeshToonMaterial;\n\nMeshToonMaterial.prototype.isMeshToonMaterial = true;\n\nMeshToonMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.color.copy( source.color );\n\n\tthis.map = source.map;\n\tthis.gradientMap = source.gradientMap;\n\n\tthis.lightMap = source.lightMap;\n\tthis.lightMapIntensity = source.lightMapIntensity;\n\n\tthis.aoMap = source.aoMap;\n\tthis.aoMapIntensity = source.aoMapIntensity;\n\n\tthis.emissive.copy( source.emissive );\n\tthis.emissiveMap = source.emissiveMap;\n\tthis.emissiveIntensity = source.emissiveIntensity;\n\n\tthis.bumpMap = source.bumpMap;\n\tthis.bumpScale = source.bumpScale;\n\n\tthis.normalMap = source.normalMap;\n\tthis.normalMapType = source.normalMapType;\n\tthis.normalScale.copy( source.normalScale );\n\n\tthis.displacementMap = source.displacementMap;\n\tthis.displacementScale = source.displacementScale;\n\tthis.displacementBias = source.displacementBias;\n\n\tthis.alphaMap = source.alphaMap;\n\n\tthis.wireframe = source.wireframe;\n\tthis.wireframeLinewidth = source.wireframeLinewidth;\n\tthis.wireframeLinecap = source.wireframeLinecap;\n\tthis.wireframeLinejoin = source.wireframeLinejoin;\n\n\tthis.skinning = source.skinning;\n\tthis.morphTargets = source.morphTargets;\n\tthis.morphNormals = source.morphNormals;\n\n\treturn this;\n\n};\n\n/**\n * parameters = {\n * opacity: <float>,\n *\n * bumpMap: new THREE.Texture( <Image> ),\n * bumpScale: <float>,\n *\n * normalMap: new THREE.Texture( <Image> ),\n * normalMapType: THREE.TangentSpaceNormalMap,\n * normalScale: <Vector2>,\n *\n * displacementMap: new THREE.Texture( <Image> ),\n * displacementScale: <float>,\n * displacementBias: <float>,\n *\n * wireframe: <boolean>,\n * wireframeLinewidth: <float>\n *\n * skinning: <bool>,\n * morphTargets: <bool>,\n * morphNormals: <bool>\n * }\n */\n\nfunction MeshNormalMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.type = 'MeshNormalMaterial';\n\n\tthis.bumpMap = null;\n\tthis.bumpScale = 1;\n\n\tthis.normalMap = null;\n\tthis.normalMapType = TangentSpaceNormalMap;\n\tthis.normalScale = new Vector2( 1, 1 );\n\n\tthis.displacementMap = null;\n\tthis.displacementScale = 1;\n\tthis.displacementBias = 0;\n\n\tthis.wireframe = false;\n\tthis.wireframeLinewidth = 1;\n\n\tthis.fog = false;\n\n\tthis.skinning = false;\n\tthis.morphTargets = false;\n\tthis.morphNormals = false;\n\n\tthis.setValues( parameters );\n\n}\n\nMeshNormalMaterial.prototype = Object.create( Material.prototype );\nMeshNormalMaterial.prototype.constructor = MeshNormalMaterial;\n\nMeshNormalMaterial.prototype.isMeshNormalMaterial = true;\n\nMeshNormalMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.bumpMap = source.bumpMap;\n\tthis.bumpScale = source.bumpScale;\n\n\tthis.normalMap = source.normalMap;\n\tthis.normalMapType = source.normalMapType;\n\tthis.normalScale.copy( source.normalScale );\n\n\tthis.displacementMap = source.displacementMap;\n\tthis.displacementScale = source.displacementScale;\n\tthis.displacementBias = source.displacementBias;\n\n\tthis.wireframe = source.wireframe;\n\tthis.wireframeLinewidth = source.wireframeLinewidth;\n\n\tthis.skinning = source.skinning;\n\tthis.morphTargets = source.morphTargets;\n\tthis.morphNormals = source.morphNormals;\n\n\treturn this;\n\n};\n\n/**\n * parameters = {\n * color: <hex>,\n * opacity: <float>,\n *\n * map: new THREE.Texture( <Image> ),\n *\n * lightMap: new THREE.Texture( <Image> ),\n * lightMapIntensity: <float>\n *\n * aoMap: new THREE.Texture( <Image> ),\n * aoMapIntensity: <float>\n *\n * emissive: <hex>,\n * emissiveIntensity: <float>\n * emissiveMap: new THREE.Texture( <Image> ),\n *\n * specularMap: new THREE.Texture( <Image> ),\n *\n * alphaMap: new THREE.Texture( <Image> ),\n *\n * envMap: new THREE.CubeTexture( [posx, negx, posy, negy, posz, negz] ),\n * combine: THREE.Multiply,\n * reflectivity: <float>,\n * refractionRatio: <float>,\n *\n * wireframe: <boolean>,\n * wireframeLinewidth: <float>,\n *\n * skinning: <bool>,\n * morphTargets: <bool>,\n * morphNormals: <bool>\n * }\n */\n\nfunction MeshLambertMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.type = 'MeshLambertMaterial';\n\n\tthis.color = new Color( 0xffffff ); // diffuse\n\n\tthis.map = null;\n\n\tthis.lightMap = null;\n\tthis.lightMapIntensity = 1.0;\n\n\tthis.aoMap = null;\n\tthis.aoMapIntensity = 1.0;\n\n\tthis.emissive = new Color( 0x000000 );\n\tthis.emissiveIntensity = 1.0;\n\tthis.emissiveMap = null;\n\n\tthis.specularMap = null;\n\n\tthis.alphaMap = null;\n\n\tthis.envMap = null;\n\tthis.combine = MultiplyOperation;\n\tthis.reflectivity = 1;\n\tthis.refractionRatio = 0.98;\n\n\tthis.wireframe = false;\n\tthis.wireframeLinewidth = 1;\n\tthis.wireframeLinecap = 'round';\n\tthis.wireframeLinejoin = 'round';\n\n\tthis.skinning = false;\n\tthis.morphTargets = false;\n\tthis.morphNormals = false;\n\n\tthis.setValues( parameters );\n\n}\n\nMeshLambertMaterial.prototype = Object.create( Material.prototype );\nMeshLambertMaterial.prototype.constructor = MeshLambertMaterial;\n\nMeshLambertMaterial.prototype.isMeshLambertMaterial = true;\n\nMeshLambertMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.color.copy( source.color );\n\n\tthis.map = source.map;\n\n\tthis.lightMap = source.lightMap;\n\tthis.lightMapIntensity = source.lightMapIntensity;\n\n\tthis.aoMap = source.aoMap;\n\tthis.aoMapIntensity = source.aoMapIntensity;\n\n\tthis.emissive.copy( source.emissive );\n\tthis.emissiveMap = source.emissiveMap;\n\tthis.emissiveIntensity = source.emissiveIntensity;\n\n\tthis.specularMap = source.specularMap;\n\n\tthis.alphaMap = source.alphaMap;\n\n\tthis.envMap = source.envMap;\n\tthis.combine = source.combine;\n\tthis.reflectivity = source.reflectivity;\n\tthis.refractionRatio = source.refractionRatio;\n\n\tthis.wireframe = source.wireframe;\n\tthis.wireframeLinewidth = source.wireframeLinewidth;\n\tthis.wireframeLinecap = source.wireframeLinecap;\n\tthis.wireframeLinejoin = source.wireframeLinejoin;\n\n\tthis.skinning = source.skinning;\n\tthis.morphTargets = source.morphTargets;\n\tthis.morphNormals = source.morphNormals;\n\n\treturn this;\n\n};\n\n/**\n * parameters = {\n * color: <hex>,\n * opacity: <float>,\n *\n * matcap: new THREE.Texture( <Image> ),\n *\n * map: new THREE.Texture( <Image> ),\n *\n * bumpMap: new THREE.Texture( <Image> ),\n * bumpScale: <float>,\n *\n * normalMap: new THREE.Texture( <Image> ),\n * normalMapType: THREE.TangentSpaceNormalMap,\n * normalScale: <Vector2>,\n *\n * displacementMap: new THREE.Texture( <Image> ),\n * displacementScale: <float>,\n * displacementBias: <float>,\n *\n * alphaMap: new THREE.Texture( <Image> ),\n *\n * skinning: <bool>,\n * morphTargets: <bool>,\n * morphNormals: <bool>\n * }\n */\n\nfunction MeshMatcapMaterial( parameters ) {\n\n\tMaterial.call( this );\n\n\tthis.defines = { 'MATCAP': '' };\n\n\tthis.type = 'MeshMatcapMaterial';\n\n\tthis.color = new Color( 0xffffff ); // diffuse\n\n\tthis.matcap = null;\n\n\tthis.map = null;\n\n\tthis.bumpMap = null;\n\tthis.bumpScale = 1;\n\n\tthis.normalMap = null;\n\tthis.normalMapType = TangentSpaceNormalMap;\n\tthis.normalScale = new Vector2( 1, 1 );\n\n\tthis.displacementMap = null;\n\tthis.displacementScale = 1;\n\tthis.displacementBias = 0;\n\n\tthis.alphaMap = null;\n\n\tthis.skinning = false;\n\tthis.morphTargets = false;\n\tthis.morphNormals = false;\n\n\tthis.setValues( parameters );\n\n}\n\nMeshMatcapMaterial.prototype = Object.create( Material.prototype );\nMeshMatcapMaterial.prototype.constructor = MeshMatcapMaterial;
109\n\nMeshMatcapMaterial.prototype.isMeshMatcapMaterial = true;\n\nMeshMatcapMaterial.prototype.copy = function ( source ) {\n\n\tMaterial.prototype.copy.call( this, source );\n\n\tthis.defines = { 'MATCAP': '' };\n\n\tthis.color.copy( source.color );\n\n\tthis.matcap = source.matcap;\n\n\tthis.map = source.map;\n\n\tthis.bumpMap = source.bumpMap;\n\tthis.bumpScale = source.bumpScale;\n\n\tthis.normalMap = source.normalMap;\n\tthis.normalMapType = source.normalMapType;\n\tthis.normalScale.copy( source.normalScale );\n\n\tthis.displacementMap = source.displacementMap;\n\tthis.displacementScale = source.displacementScale;\n\tthis.displacementBias = source.displacementBias;\n\n\tthis.alphaMap = source.alphaMap;\n\n\tthis.skinning = source.skinning;\n\tthis.morphTargets = source.morphTargets;\n\tthis.morphNormals = source.morphNormals;\n\n\treturn this;\n\n};\n\n/**\n * parameters = {\n * color: <hex>,\n * opacity: <float>,\n *\n * linewidth: <float>,\n *\n * scale: <float>,\n * dashSize: <float>,\n * gapSize: <float>\n * }\n */\n\nfunction LineDashedMaterial( parameters ) {\n\n\tLineBasicMaterial.call( this );\n\n\tthis.type = 'LineDashedMaterial';\n\n\tthis.scale = 1;\n\tthis.dashSize = 3;\n\tthis.gapSize = 1;\n\n\tthis.setValues( parameters );\n\n}\n\nLineDashedMaterial.prototype = Object.create( LineBasicMaterial.prototype );\nLineDashedMaterial.prototype.constructor = LineDashedMaterial;\n\nLineDashedMaterial.prototype.isLineDashedMaterial = true;\n\nLineDashedMaterial.prototype.copy = function ( source ) {\n\n\tLineBasicMaterial.prototype.copy.call( this, source );\n\n\tthis.scale = source.scale;\n\tthis.dashSize = source.dashSize;\n\tthis.gapSize = source.gapSize;\n\n\treturn this;\n\n};\n\nvar Materials = /*#__PURE__*/Object.freeze({\n\t__proto__: null,\n\tShadowMaterial: ShadowMaterial,\n\tSpriteMaterial: SpriteMaterial,\n\tRawShaderMaterial: RawShaderMaterial,\n\tShaderMaterial: ShaderMaterial,\n\tPointsMaterial: PointsMaterial,\n\tMeshPhysicalMaterial: MeshPhysicalMaterial,\n\tMeshStandardMaterial: MeshStandardMaterial,\n\tMeshPhongMaterial: MeshPhongMaterial,\n\tMeshToonMaterial: MeshToonMaterial,\n\tMeshNormalMaterial: MeshNormalMaterial,\n\tMeshLambertMaterial: MeshLambertMaterial,\n\tMeshDepthMaterial: MeshDepthMaterial,\n\tMeshDistanceMaterial: MeshDistanceMaterial,\n\tMeshBasicMaterial: MeshBasicMaterial,\n\tMeshMatcapMaterial: MeshMatcapMaterial,\n\tLineDashedMaterial: LineDashedMaterial,\n\tLineBasicMaterial: LineBasicMaterial,\n\tMaterial: Material\n});\n\nconst AnimationUtils = {\n\n\t// same as Array.prototype.slice, but also works on typed arrays\n\tarraySlice: function ( array, from, to ) {\n\n\t\tif ( AnimationUtils.isTypedArray( array ) ) {\n\n\t\t\t// in ios9 array.subarray(from, undefined) will return empty array\n\t\t\t// but array.subarray(from) or array.subarray(from, len) is correct\n\t\t\treturn new array.constructor( array.subarray( from, to !== undefined ? to : array.length ) );\n\n\t\t}\n\n\t\treturn array.slice( from, to );\n\n\t},\n\n\t// converts an array to a specific type\n\tconvertArray: function ( array, type, forceClone ) {\n\n\t\tif ( ! array || // let 'undefined' and 'null' pass\n\t\t\t! forceClone && array.constructor === type ) return array;\n\n\t\tif ( typeof type.BYTES_PER_ELEMENT === 'number' ) {\n\n\t\t\treturn new type( array ); // create typed array\n\n\t\t}\n\n\t\treturn Array.prototype.slice.call( array ); // create Array\n\n\t},\n\n\tisTypedArray: function ( object ) {\n\n\t\treturn ArrayBuffer.isView( object ) &&\n\t\t\t! ( object instanceof DataView );\n\n\t},\n\n\t// returns an array by which times and values can be sorted\n\tgetKeyframeOrder: function ( times ) {\n\n\t\tfunction compareTime( i, j ) {\n\n\t\t\treturn times[ i ] - times[ j ];\n\n\t\t}\n\n\t\tconst n = times.length;\n\t\tconst result = new Array( n );\n\t\tfor ( let i = 0; i !== n; ++ i ) result[ i ] = i;\n\n\t\tresult.sort( compareTime );\n\n\t\treturn result;\n\n\t},\n\n\t// uses the array previously returned by 'getKeyframeOrder' to sort data\n\tsortedArray: function ( values, stride, order ) {\n\n\t\tconst nValues = values.length;\n\t\tconst result = new values.constructor( nValues );\n\n\t\tfor ( let i = 0, dstOffset = 0; dstOffset !== nValues; ++ i ) {\n\n\t\t\tconst srcOffset = order[ i ] * stride;\n\n\t\t\tfor ( let j = 0; j !== stride; ++ j ) {\n\n\t\t\t\tresult[ dstOffset ++ ] = values[ srcOffset + j ];\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn result;\n\n\t},\n\n\t// function for parsing AOS keyframe formats\n\tflattenJSON: function ( jsonKeys, times, values, valuePropertyName ) {\n\n\t\tlet i = 1, key = jsonKeys[ 0 ];\n\n\t\twhile ( key !== undefined && key[ valuePropertyName ] === undefined ) {\n\n\t\t\tkey = jsonKeys[ i ++ ];\n\n\t\t}\n\n\t\tif ( key === undefined ) return; // no data\n\n\t\tlet value = key[ valuePropertyName ];\n\t\tif ( value === undefined ) return; // no data\n\n\t\tif ( Array.isArray( value ) ) {\n\n\t\t\tdo {\n\n\t\t\t\tvalue = key[ valuePropertyName ];\n\n\t\t\t\tif ( value !== undefined ) {\n\n\t\t\t\t\ttimes.push( key.time );\n\t\t\t\t\tvalues.push.apply( values, value ); // push all elements\n\n\t\t\t\t}\n\n\t\t\t\tkey = jsonKeys[ i ++ ];\n\n\t\t\t} while ( key !== undefined );\n\n\t\t} else if ( value.toArray !== undefined ) {\n\n\t\t\t// ...assume THREE.Math-ish\n\n\t\t\tdo {\n\n\t\t\t\tvalue = key[ valuePropertyName ];\n\n\t\t\t\tif ( value !== undefined ) {\n\n\t\t\t\t\ttimes.push( key.time );\n\t\t\t\t\tvalue.toArray( values, values.length );\n\n\t\t\t\t}\n\n\t\t\t\tkey = jsonKeys[ i ++ ];\n\n\t\t\t} while ( key !== undefined );\n\n\t\t} else {\n\n\t\t\t// otherwise push as-is\n\n\t\t\tdo {\n\n\t\t\t\tvalue = key[ valuePropertyName ];\n\n\t\t\t\tif ( value !== undefined ) {\n\n\t\t\t\t\ttimes.push( key.time );\n\t\t\t\t\tvalues.push( value );\n\n\t\t\t\t}\n\n\t\t\t\tkey = jsonKeys[ i ++ ];\n\n\t\t\t} while ( key !== undefined );\n\n\t\t}\n\n\t},\n\n\tsubclip: function ( sourceClip, name, startFrame, endFrame, fps ) {\n\n\t\tfps = fps || 30;\n\n\t\tconst clip = sourceClip.clone();\n\n\t\tclip.name = name;\n\n\t\tconst tracks = [];\n\n\t\tfor ( let i = 0; i < clip.tracks.length; ++ i ) {\n\n\t\t\tconst track = clip.tracks[ i ];\n\t\t\tconst valueSize = track.getValueSize();\n\n\t\t\tconst times = [];\n\t\t\tconst values = [];\n\n\t\t\tfor ( let j = 0; j < track.times.length; ++ j ) {\n\n\t\t\t\tconst frame = track.times[ j ] * fps;\n\n\t\t\t\tif ( frame < startFrame || frame >= endFrame ) continue;\n\n\t\t\t\ttimes.push( track.times[ j ] );\n\n\t\t\t\tfor ( let k = 0; k < valueSize; ++ k ) {\n\n\t\t\t\t\tvalues.push( track.values[ j * valueSize + k ] );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tif ( times.length === 0 ) continue;\n\n\t\t\ttrack.times = AnimationUtils.convertArray( times, track.times.constructor );\n\t\t\ttrack.values = AnimationUtils.convertArray( values, track.values.constructor );\n\n\t\t\ttracks.push( track );\n\n\t\t}\n\n\t\tclip.tracks = tracks;\n\n\t\t// find minimum .times value across all tracks in the trimmed clip\n\n\t\tlet minStartTime = Infinity;\n\n\t\tfor ( let i = 0; i < clip.tracks.length; ++ i ) {\n\n\t\t\tif ( minStartTime > clip.tracks[ i ].times[ 0 ] ) {\n\n\t\t\t\tminStartTime = clip.tracks[ i ].times[ 0 ];\n\n\t\t\t}\n\n\t\t}\n\n\t\t// shift all tracks such that clip begins at t=0\n\n\t\tfor ( let i = 0; i < clip.tracks.length; ++ i ) {\n\n\t\t\tclip.tracks[ i ].shift( - 1 * minStartTime );\n\n\t\t}\n\n\t\tclip.resetDuration();\n\n\t\treturn clip;\n\n\t},\n\n\tmakeClipAdditive: function ( targetClip, referenceFrame, referenceClip, fps ) {\n\n\t\tif ( referenceFrame === undefined ) referenceFrame = 0;\n\t\tif ( referenceClip === undefined ) referenceClip = targetClip;\n\t\tif ( fps === undefined || fps <= 0 ) fps = 30;\n\n\t\tconst numTracks = targetClip.tracks.length;\n\t\tconst referenceTime = referenceFrame / fps;\n\n\t\t// Make each track's values relative to the values at the reference frame\n\t\tfor ( let i = 0; i < numTracks; ++ i ) {\n\n\t\t\tconst referenceTrack = referenceClip.tracks[ i ];\n\t\t\tconst referenceTrackType = referenceTrack.ValueTypeName;\n\n\t\t\t// Skip this track if it's non-numeric\n\t\t\tif ( referenceTrackType === 'bool' || referenceTrackType === 'string' ) continue;\n\n\t\t\t// Find the track in the target clip whose name and type matches the reference track\n\t\t\tconst targetTrack = targetClip.tracks.find( function ( track ) {\n\n\t\t\t\treturn track.name === referenceTrack.name\n\t\t\t\t&& track.ValueTypeName === referenceTrackType;\n\n\t\t\t} );\n\n\t\t\tif ( targetTrack === undefined ) continue;\n\n\t\t\tconst valueSize = referenceTrack.getValueSize();\n\t\t\tconst lastIndex = referenceTrack.times.length - 1;\n\t\t\tlet referenceValue;\n\n\t\t\t// Find the value to subtract out of the track\n\t\t\tif ( referenceTime <= referenceTrack.times[ 0 ] ) {\n\n\t\t\t\t// Reference frame is earlier than the first keyframe, so just use the first keyframe\n\t\t\t\treferenceValue = AnimationUtils.arraySlice( referenceTrack.values, 0, referenceTrack.valueSize );\n\n\t\t\t} else if ( referenceTime >= referenceTrack.times[ lastIndex ] ) {\n\n\t\t\t\t// Reference frame is after the last keyframe, so just use the last keyframe\n\t\t\t\tconst startIndex = lastIndex * valueSize;\n\t\t\t\treferenceValue = AnimationUtils.arraySlice( referenceTrack.values, startIndex );\n\n\t\t\t} else {\n\n\t\t\t\t// Interpolate to the reference value\n\t\t\t\tconst interpolant = referenceTrack.createInterpolant();\n\t\t\t\tinterpolant.evaluate( referenceTime );\n\t\t\t\treferenceValue = interpolant.resultBuffer;\n\n\t\t\t}\n\n\t\t\t// Conjugate the quaternion\n\t\t\tif ( referenceTrackType === 'quaternion' ) {\n\n\t\t\t\tconst referenceQuat = new Quaternion(\n\t\t\t\t\treferenceValue[ 0 ],\n\t\t\t\t\treferenceValue[ 1 ],\n\t\t\t\t\treferenceValue[ 2 ],\n\t\t\t\t\treferenceValue[ 3 ]\n\t\t\t\t).normalize().conjugate();\n\t\t\t\treferenceQuat.toArray( referenceValue );\n\n\t\t\t}\n\n\t\t\t// Subtract the reference value from all of the track values\n\n\t\t\tconst numTimes = targetTrack.times.length;\n\t\t\tfor ( let j = 0; j < numTimes; ++ j ) {\n\n\t\t\t\tconst valueStart = j * valueSize;\n\n\t\t\t\tif ( referenceTrackType === 'quaternion' ) {\n\n\t\t\t\t\t// Multiply the conjugate for quaternion track types\n\t\t\t\t\tQuaternion.multiplyQuaternionsFlat(\n\t\t\t\t\t\ttargetTrack.values,\n\t\t\t\t\t\tvalueStart,\n\t\t\t\t\t\treferenceValue,\n\t\t\t\t\t\t0,\n\t\t\t\t\t\ttargetTrack.values,\n\t\t\t\t\t\tvalueStart\n\t\t\t\t\t);\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// Subtract each value for all other numeric track types\n\t\t\t\t\tfor ( let k = 0; k < valueSize; ++ k ) {\n\n\t\t\t\t\t\ttargetTrack.values[ valueStart + k ] -= referenceValue[ k ];\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\ttargetClip.blendMode = AdditiveAnimationBlendMode;\n\n\t\treturn targetClip;\n\n\t}\n\n};\n\n/**\n * Abstract base class of interpolants over parametric samples.\n *\n * The parameter domain is one dimensional, typically the time or a path\n * along a curve defined by the data.\n *\n * The sample values can have any dimensionality and derived classes may\n * apply special interpretations to the data.\n *\n * This class provides the interval seek in a Template Method, deferring\n * the actual interpolation to derived classes.\n *\n * Time complexity is O(1) for linear access crossing at most two points\n * and O(log N) for random access, where N is the number of positions.\n *\n * References:\n *\n * \t\thttp://www.oodesign.com/template-method-pattern.html\n *\n */\n\nfunction Interpolant( parameterPositions, sampleValues, sampleSize, resultBuffer ) {\n\n\tthis.parameterPositions = parameterPositions;\n\tthis._cachedIndex = 0;\n\n\tthis.resultBuffer = resultBuffer !== undefined ?\n\t\tresultBuffer : new s
109ampleValues.constructor( sampleSize );\n\tthis.sampleValues = sampleValues;\n\tthis.valueSize = sampleSize;\n\n}\n\nObject.assign( Interpolant.prototype, {\n\n\tevaluate: function ( t ) {\n\n\t\tlet pp = this.parameterPositions,\n\t\t\ti1 = this._cachedIndex,\n\n\t\t\tt1 = pp[ i1 ],\n\t\t\tt0 = pp[ i1 - 1 ];\n\n\t\tvalidate_interval: {\n\n\t\t\tseek: {\n\n\t\t\t\tlet right;\n\n\t\t\t\tlinear_scan: {\n\n\t\t\t\t\t//- See http://jsperf.com/comparison-to-undefined/3\n\t\t\t\t\t//- slower code:\n\t\t\t\t\t//-\n\t\t\t\t\t//- \t\t\t\tif ( t >= t1 || t1 === undefined ) {\n\t\t\t\t\tforward_scan: if ( ! ( t < t1 ) ) {\n\n\t\t\t\t\t\tfor ( let giveUpAt = i1 + 2; ; ) {\n\n\t\t\t\t\t\t\tif ( t1 === undefined ) {\n\n\t\t\t\t\t\t\t\tif ( t < t0 ) break forward_scan;\n\n\t\t\t\t\t\t\t\t// after end\n\n\t\t\t\t\t\t\t\ti1 = pp.length;\n\t\t\t\t\t\t\t\tthis._cachedIndex = i1;\n\t\t\t\t\t\t\t\treturn this.afterEnd_( i1 - 1, t, t0 );\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\tif ( i1 === giveUpAt ) break; // this loop\n\n\t\t\t\t\t\t\tt0 = t1;\n\t\t\t\t\t\t\tt1 = pp[ ++ i1 ];\n\n\t\t\t\t\t\t\tif ( t < t1 ) {\n\n\t\t\t\t\t\t\t\t// we have arrived at the sought interval\n\t\t\t\t\t\t\t\tbreak seek;\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// prepare binary search on the right side of the index\n\t\t\t\t\t\tright = pp.length;\n\t\t\t\t\t\tbreak linear_scan;\n\n\t\t\t\t\t}\n\n\t\t\t\t\t//- slower code:\n\t\t\t\t\t//-\t\t\t\t\tif ( t < t0 || t0 === undefined ) {\n\t\t\t\t\tif ( ! ( t >= t0 ) ) {\n\n\t\t\t\t\t\t// looping?\n\n\t\t\t\t\t\tconst t1global = pp[ 1 ];\n\n\t\t\t\t\t\tif ( t < t1global ) {\n\n\t\t\t\t\t\t\ti1 = 2; // + 1, using the scan for the details\n\t\t\t\t\t\t\tt0 = t1global;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// linear reverse scan\n\n\t\t\t\t\t\tfor ( let giveUpAt = i1 - 2; ; ) {\n\n\t\t\t\t\t\t\tif ( t0 === undefined ) {\n\n\t\t\t\t\t\t\t\t// before start\n\n\t\t\t\t\t\t\t\tthis._cachedIndex = 0;\n\t\t\t\t\t\t\t\treturn this.beforeStart_( 0, t, t1 );\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\tif ( i1 === giveUpAt ) break; // this loop\n\n\t\t\t\t\t\t\tt1 = t0;\n\t\t\t\t\t\t\tt0 = pp[ -- i1 - 1 ];\n\n\t\t\t\t\t\t\tif ( t >= t0 ) {\n\n\t\t\t\t\t\t\t\t// we have arrived at the sought interval\n\t\t\t\t\t\t\t\tbreak seek;\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// prepare binary search on the left side of the index\n\t\t\t\t\t\tright = i1;\n\t\t\t\t\t\ti1 = 0;\n\t\t\t\t\t\tbreak linear_scan;\n\n\t\t\t\t\t}\n\n\t\t\t\t\t// the interval is valid\n\n\t\t\t\t\tbreak validate_interval;\n\n\t\t\t\t} // linear scan\n\n\t\t\t\t// binary search\n\n\t\t\t\twhile ( i1 < right ) {\n\n\t\t\t\t\tconst mid = ( i1 + right ) >>> 1;\n\n\t\t\t\t\tif ( t < pp[ mid ] ) {\n\n\t\t\t\t\t\tright = mid;\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\ti1 = mid + 1;\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tt1 = pp[ i1 ];\n\t\t\t\tt0 = pp[ i1 - 1 ];\n\n\t\t\t\t// check boundary cases, again\n\n\t\t\t\tif ( t0 === undefined ) {\n\n\t\t\t\t\tthis._cachedIndex = 0;\n\t\t\t\t\treturn this.beforeStart_( 0, t, t1 );\n\n\t\t\t\t}\n\n\t\t\t\tif ( t1 === undefined ) {\n\n\t\t\t\t\ti1 = pp.length;\n\t\t\t\t\tthis._cachedIndex = i1;\n\t\t\t\t\treturn this.afterEnd_( i1 - 1, t0, t );\n\n\t\t\t\t}\n\n\t\t\t} // seek\n\n\t\t\tthis._cachedIndex = i1;\n\n\t\t\tthis.intervalChanged_( i1, t0, t1 );\n\n\t\t} // validate_interval\n\n\t\treturn this.interpolate_( i1, t0, t, t1 );\n\n\t},\n\n\tsettings: null, // optional, subclass-specific settings structure\n\t// Note: The indirection allows central control of many interpolants.\n\n\t// --- Protected interface\n\n\tDefaultSettings_: {},\n\n\tgetSettings_: function () {\n\n\t\treturn this.settings || this.DefaultSettings_;\n\n\t},\n\n\tcopySampleValue_: function ( index ) {\n\n\t\t// copies a sample value to the result buffer\n\n\t\tconst result = this.resultBuffer,\n\t\t\tvalues = this.sampleValues,\n\t\t\tstride = this.valueSize,\n\t\t\toffset = index * stride;\n\n\t\tfor ( let i = 0; i !== stride; ++ i ) {\n\n\t\t\tresult[ i ] = values[ offset + i ];\n\n\t\t}\n\n\t\treturn result;\n\n\t},\n\n\t// Template methods for derived classes:\n\n\tinterpolate_: function ( /* i1, t0, t, t1 */ ) {\n\n\t\tthrow new Error( 'call to abstract method' );\n\t\t// implementations shall return this.resultBuffer\n\n\t},\n\n\tintervalChanged_: function ( /* i1, t0, t1 */ ) {\n\n\t\t// empty\n\n\t}\n\n} );\n\n// DECLARE ALIAS AFTER assign prototype\nObject.assign( Interpolant.prototype, {\n\n\t//( 0, t, t0 ), returns this.resultBuffer\n\tbeforeStart_: Interpolant.prototype.copySampleValue_,\n\n\t//( N-1, tN-1, t ), returns this.resultBuffer\n\tafterEnd_: Interpolant.prototype.copySampleValue_,\n\n} );\n\n/**\n * Fast and simple cubic spline interpolant.\n *\n * It was derived from a Hermitian construction setting the first derivative\n * at each sample position to the linear slope between neighboring positions\n * over their parameter interval.\n */\n\nfunction CubicInterpolant( parameterPositions, sampleValues, sampleSize, resultBuffer ) {\n\n\tInterpolant.call( this, parameterPositions, sampleValues, sampleSize, resultBuffer );\n\n\tthis._weightPrev = - 0;\n\tthis._offsetPrev = - 0;\n\tthis._weightNext = - 0;\n\tthis._offsetNext = - 0;\n\n}\n\nCubicInterpolant.prototype = Object.assign( Object.create( Interpolant.prototype ), {\n\n\tconstructor: CubicInterpolant,\n\n\tDefaultSettings_: {\n\n\t\tendingStart: ZeroCurvatureEnding,\n\t\tendingEnd: ZeroCurvatureEnding\n\n\t},\n\n\tintervalChanged_: function ( i1, t0, t1 ) {\n\n\t\tlet pp = this.parameterPositions,\n\t\t\tiPrev = i1 - 2,\n\t\t\tiNext = i1 + 1,\n\n\t\t\ttPrev = pp[ iPrev ],\n\t\t\ttNext = pp[ iNext ];
109\n\n\t\tif ( tPrev === undefined ) {\n\n\t\t\tswitch ( this.getSettings_().endingStart ) {\n\n\t\t\t\tcase ZeroSlopeEnding:\n\n\t\t\t\t\t// f'(t0) = 0\n\t\t\t\t\tiPrev = i1;\n\t\t\t\t\ttPrev = 2 * t0 - t1;\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase WrapAroundEnding:\n\n\t\t\t\t\t// use the other end of the curve\n\t\t\t\t\tiPrev = pp.length - 2;\n\t\t\t\t\ttPrev = t0 + pp[ iPrev ] - pp[ iPrev + 1 ];\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tdefault: // ZeroCurvatureEnding\n\n\t\t\t\t\t// f''(t0) = 0 a.k.a. Natural Spline\n\t\t\t\t\tiPrev = i1;\n\t\t\t\t\ttPrev = t1;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( tNext === undefined ) {\n\n\t\t\tswitch ( this.getSettings_().endingEnd ) {\n\n\t\t\t\tcase ZeroSlopeEnding:\n\n\t\t\t\t\t// f'(tN) = 0\n\t\t\t\t\tiNext = i1;\n\t\t\t\t\ttNext = 2 * t1 - t0;\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase WrapAroundEnding:\n\n\t\t\t\t\t// use the other end of the curve\n\t\t\t\t\tiNext = 1;\n\t\t\t\t\ttNext = t1 + pp[ 1 ] - pp[ 0 ];\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tdefault: // ZeroCurvatureEnding\n\n\t\t\t\t\t// f''(tN) = 0, a.k.a. Natural Spline\n\t\t\t\t\tiNext = i1 - 1;\n\t\t\t\t\ttNext = t0;\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst halfDt = ( t1 - t0 ) * 0.5,\n\t\t\tstride = this.valueSize;\n\n\t\tthis._weightPrev = halfDt / ( t0 - tPrev );\n\t\tthis._weightNext = halfDt / ( tNext - t1 );\n\t\tthis._offsetPrev = iPrev * stride;\n\t\tthis._offsetNext = iNext * stride;\n\n\t},\n\n\tinterpolate_: function ( i1, t0, t, t1 ) {\n\n\t\tconst result = this.resultBuffer,\n\t\t\tvalues = this.sampleValues,\n\t\t\tstride = this.valueSize,\n\n\t\t\to1 = i1 * stride,\t\to0 = o1 - stride,\n\t\t\toP = this._offsetPrev, \toN = this._offsetNext,\n\t\t\twP = this._weightPrev,\twN = this._weightNext,\n\n\t\t\tp = ( t - t0 ) / ( t1 - t0 ),\n\t\t\tpp = p * p,\n\t\t\tppp = pp * p;\n\n\t\t// evaluate polynomials\n\n\t\tconst sP = - wP * ppp + 2 * wP * pp - wP * p;\n\t\tconst s0 = ( 1 + wP ) * ppp + ( - 1.5 - 2 * wP ) * pp + ( - 0.5 + wP ) * p + 1;\n\t\tconst s1 = ( - 1 - wN ) * ppp + ( 1.5 + wN ) * pp + 0.5 * p;\n\t\tconst sN = wN * ppp - wN * pp;\n\n\t\t// combine data linearly\n\n\t\tfor ( let i = 0; i !== stride; ++ i ) {\n\n\t\t\tresult[ i ] =\n\t\t\t\t\tsP * values[ oP + i ] +\n\t\t\t\t\ts0 * values[ o0 + i ] +\n\t\t\t\t\ts1 * values[ o1 + i ] +\n\t\t\t\t\tsN * values[ oN + i ];\n\n\t\t}\n\n\t\treturn result;\n\n\t}\n\n} );\n\nfunction LinearInterpolant( parameterPositions, sampleValues, sampleSize, resultBuffer ) {\n\n\tInterpolant.call( this, parameterPositions, sampleValues, sampleSize, resultBuffer );\n\n}\n\nLinearInterpolant.prototype = Object.assign( Object.create( Interpolant.prototype ), {\n\n\tconstructor: LinearInterpolant,\n\n\tinterpolate_: function ( i1, t0, t, t1 ) {\n\n\t\tconst result = this.resultBuffer,\n\t\t\tvalues = this.sampleValues,\n\t\t\tstride = this.valueSize,\n\n\t\t\toffset1 = i1 * stride,\n\t\t\toffset0 = offset1 - stride,\n\n\t\t\tweight1 = ( t - t0 ) / ( t1 - t0 ),\n\t\t\tweight0 = 1 - weight1;\n\n\t\tfor ( let i = 0; i !== stride; ++ i ) {\n\n\t\t\tresult[ i ] =\n\t\t\t\t\tvalues[ offset0 + i ] * weight0 +\n\t\t\t\t\tvalues[ offset1 + i ] * weight1;\n\n\t\t}\n\n\t\treturn result;\n\n\t}\n\n} );\n\n/**\n *\n * Interpolant that evaluates to the sample value at the position preceeding\n * the parameter.\n */\n\nfunction DiscreteInterpolant( parameterPositions, sampleValues, sampleSize, resultBuffer ) {\n\n\tInterpolant.call( this, parameterPositions, sampleValues, sampleSize, resultBuffer );\n\n}\n\nDiscreteInterpolant.prototype = Object.assign( Object.create( Interpolant.prototype ), {\n\n\tconstructor: DiscreteInterpolant,\n\n\tinterpolate_: function ( i1 /*, t0, t, t1 */ ) {\n\n\t\treturn this.copySampleValue_( i1 - 1 );\n\n\t}\n\n} );\n\nfunction KeyframeTrack( name, times, values, interpolation ) {\n\n\tif ( name === undefined ) throw new Error( 'THREE.KeyframeTrack: track name is undefined' );\n\tif ( times === undefined || times.length === 0 ) throw new Error( 'THREE.KeyframeTrack: no keyframes in track named ' + n
109ame );\n\n\tthis.name = name;\n\n\tthis.times = AnimationUtils.convertArray( times, this.TimeBufferType );\n\tthis.values = AnimationUtils.convertArray( values, this.ValueBufferType );\n\n\tthis.setInterpolation( interpolation || this.DefaultInterpolation );\n\n}\n\n// Static methods\n\nObject.assign( KeyframeTrack, {\n\n\t// Serialization (in static context, because of constructor invocation\n\t// and automatic invocation of .toJSON):\n\n\ttoJSON: function ( track ) {\n\n\t\tconst trackType = track.constructor;\n\n\t\tlet json;\n\n\t\t// derived classes can define a static toJSON method\n\t\tif ( trackType.toJSON !== undefined ) {\n\n\t\t\tjson = trackType.toJSON( track );\n\n\t\t} else {\n\n\t\t\t// by default, we assume the data can be serialized as-is\n\t\t\tjson = {\n\n\t\t\t\t'name': track.name,\n\t\t\t\t'times': AnimationUtils.convertArray( track.times, Array ),\n\t\t\t\t'values': AnimationUtils.convertArray( track.values, Array )\n\n\t\t\t};\n\n\t\t\tconst interpolation = track.getInterpolation();\n\n\t\t\tif ( interpolation !== track.DefaultInterpolation ) {\n\n\t\t\t\tjson.interpolation = interpolation;\n\n\t\t\t}\n\n\t\t}\n\n\t\tjson.type = track.ValueTypeName; // mandatory\n\n\t\treturn json;\n\n\t}\n\n} );\n\nObject.assign( KeyframeTrack.prototype, {\n\n\tconstructor: KeyframeTrack,\n\n\tTimeBufferType: Float32Array,\n\n\tValueBufferType: Float32Array,\n\n\tDefaultInterpolation: InterpolateLinear,\n\n\tInterpolantFactoryMethodDiscrete: function ( result ) {\n\n\t\treturn new DiscreteInterpolant( this.times, this.values, this.getValueSize(), result );\n\n\t},\n\n\tInterpolantFactoryMethodLinear: function ( result ) {\n\n\t\treturn new LinearInterpolant( this.times, this.values, this.getValueSize(), result );\n\n\t},\n\n\tInterpolantFactoryMethodSmooth: function ( result ) {\n\n\t\treturn new CubicInterpolant( this.times, this.values, this.getValueSize(), result );\n\n\t},\n\n\tsetInterpolation: function ( interpolation ) {\n\n\t\tlet factoryMethod;\n\n\t\tswitch ( interpolation ) {\n\n\t\t\tcase InterpolateDiscrete:\n\n\t\t\t\tfactoryMethod = this.InterpolantFactoryMethodDiscrete;\n\n\t\t\t\tbreak;\n\n\t\t\tcase InterpolateLinear:\n\n\t\t\t\tfactoryMethod = this.InterpolantFactoryMethodLinear;\n\n\t\t\t\tbreak;\n\n\t\t\tcase InterpolateSmooth:\n\n\t\t\t\tfactoryMethod = this.InterpolantFactoryMethodSmooth;\n\n\t\t\t\tbreak;\n\n\t\t}\n\n\t\tif ( factoryMethod === undefined ) {\n\n\t\t\tconst message = \"unsupported interpolation for \" +\n\t\t\t\tthis.ValueTypeName + \" keyframe track named \" + this.name;\n\n\t\t\tif ( this.createInterpolant === undefined ) {\n\n\t\t\t\t// fall back to default, unless the default itself is messed up\n\t\t\t\tif ( interpolation !== this.DefaultInterpolation ) {\n\n\t\t\t\t\tthis.setInterpolation( this.DefaultInterpolation );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tthrow new Error( message ); // fatal, in this case\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tconsole.warn( 'THREE.KeyframeTrack:', message );\n\t\t\treturn this;\n\n\t\t}\n\n\t\tthis.createInterpolant = factoryMethod;\n\n\t\treturn this;\n\n\t},\n\n\tgetInterpolation: function () {\n\n\t\tswitch ( this.createInterpolant ) {\n\n\t\t\tcase this.InterpolantFactoryMethodDiscrete:\n\n\t\t\t\treturn InterpolateDiscrete;\n\n\t\t\tcase this.InterpolantFactoryMethodLinear:\n\n\t\t\t\treturn InterpolateLinear;\n\n\t\t\tcase this.InterpolantFactoryMethodSmooth:\n\n\t\t\t\treturn InterpolateSmooth;\n\n\t\t}\n\n\t},\n\n\tgetValueSize: function () {\n\n\t\treturn this.values.length / this.times.length;\n\n\t},\n\n\t// move all keyframes either forwards or backwards in time\n\tshift: function ( timeOffset ) {\n\n\t\tif ( timeOffset !== 0.0 ) {\n\n\t\t\tconst times = this.times;\n\n\t\t\tfor ( let i = 0, n = times.length; i !== n; ++ i ) {\n\n\t\t\t\ttimes[ i ] += timeOffset;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\t// scale all keyframe times by a factor (useful for frame <-> seconds conversions)\n\tscale: function ( timeScale ) {\n\n\t\tif ( timeScale !== 1.0 ) {\n\n\t\t\tconst times = this.times;\n\n\t\t\tfor ( let i = 0, n = times.length; i !== n; ++ i ) {\n\n\t\t\t\ttimes[ i ] *= timeScale;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\t// removes keyframes before and after animation without changing any values within the range [startTime, endTime].\n\t// IMPORTANT: We do not shift around keys to the start of the track time, because for interpolated keys this will change their values\n\ttrim: function ( startTime, endTime ) {\n\n\t\tconst times = this.times,\n\t\t\tnKeys = times.length;\n\n\t\tlet from = 0,\n\t\t\tto = nKeys - 1;\n\n\t\twhile ( from !== nKeys && times[ from ] < startTime ) {\n\n\t\t\t++ from;\n\n\t\t}\n\n\t\twhile ( to !== - 1 && times[ to ] > endTime ) {\n\n\t\t\t-- to;\n\n\t\t}\n\n\t\t++ to; // inclusive -> exclusive bound\n\n\t\tif ( from !== 0 || to !== nKeys ) {\n\n\t\t\t// empty tracks are forbidden, so keep at least one keyframe\n\t\t\tif ( from >= to ) {\n\n\t\t\t\tto = Math.max( to, 1 );\n\t\t\t\tfrom = to - 1;\n\n\t\t\t}\n\n\t\t\tconst stride = this.getValueSize();\n\t\t\tthis.times = AnimationUtils.arraySlice( times, from, to );\n\t\t\tthis.values = AnimationUtils.arraySlice( this.values, from * stride, to * stride );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\t// ensure we do not get a GarbageInGarbageOut situation, make sure tracks are at least minimally viable\n\tvalidate: function () {\n\n\t\tlet valid = true;\n\n\t\tconst valueSize = this.getValueSize();\n\t\tif ( valueSize - Math.floor( valueSize ) !== 0 ) {\n\n\t\t\tconsole.error( 'THREE.KeyframeTrack: Invalid value size in track.', this );\n\t\t\tvalid = false;\n\n\t\t}\n\n\t\tconst times = this.times,\n\t\t\tvalues = this.values,\n\n\t\t\tnKeys = times.length;\n\n\t\tif ( nKeys === 0 ) {\n\n\t\t\tconsole.error( 'THREE.KeyframeTrack: Track is empty.', this );\n\t\t\tvalid = false;\n\n\t\t}\n\n\t\tlet prevTime = null;\n\n\t\tfor ( let i = 0; i !== nKeys; i ++ ) {\n\n\t\t\tconst currTime = times[ i ];\n\n\t\t\tif ( typeof currTime === 'number' && isNaN( currTime ) ) {\n\n\t\t\t\tconsole.error( 'THREE.KeyframeTrack: Time is not a valid number.', this, i, currTime );\n\t\t\t\tvalid = false;\n\t\t\t\tbreak;\n\n\t\t\t}\n\n\t\t\tif ( prevTime !== null && prevTime > currTime ) {\n\n\t\t\t\tconsole.error( 'THREE.KeyframeTrack: Out of order keys.', this, i, currTime, prevTime );\n\t\t\t\tvalid = false;\n\t\t\t\tbreak;\n\n\t\t\t}\n\n\t\t\tprevTime = currTime;\n\n\t\t}\n\n\t\tif ( values !== undefined ) {\n\n\t\t\tif ( AnimationUtils.isTypedArray( values ) ) {\n\n\t\t\t\tfor ( let i = 0, n = values.length; i !== n; ++ i ) {\n\n\t\t\t\t\tconst value = values[ i ];\n\n\t\t\t\t\tif ( isNaN( value ) ) {\n\n\t\t\t\t\t\tconsole.error( 'THREE.KeyframeTrack: Value is not a valid number.', this, i, value );\n\t\t\t\t\t\tvalid = false;\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn valid;\n\n\t},\n\n\t// removes equivalent sequential keys as common in morph target sequences\n\t// (0,0,0,0,1,1,1,0,0,0,0,0,0,0) --> (0,0,1,1,0,0)\n\toptimize: function () {\n\n\t\t// times or values may be shared with other tracks, so overwriting is unsafe\n\t\tconst times = AnimationUtils.arraySlice( this.times ),\n\t\t\tvalues = AnimationUtils.arraySlice( this.values ),\n\t\t\tstride = this.getValueSize(),\n\n\t\t\tsmoothInterpolation = this.getInterpolation() === InterpolateSmooth,\n\n\t\t\tlastIndex = times.length - 1;\n\n\t\tlet writeIndex = 1;\n\n\t\tfor ( let i = 1; i < lastIndex; ++ i ) {\n\n\t\t\tlet keep = false;\n\n\t\t\tconst time = times[ i ];\n\t\t\tconst timeNext = times[ i + 1 ];\n\n\t\t\t// remove adjacent keyframes scheduled at the same time\n\n\t\t\tif ( time !== timeNext && ( i !== 1 || time !== time[ 0 ] ) ) {\n\n\t\t\t\tif ( ! smoothInterpolation ) {\n\n\t\t\t\t\t// remove unnecessary keyframes same as their neighbors\n\n\t\t\t\t\tconst offset = i * stride,\n\t\t\t\t\t\toffsetP = offset - stride,\n\t\t\t\t\t\toffsetN = offset + stride;\n\n\t\t\t\t\tfor ( let j = 0; j !== stride; ++ j ) {\n\n\t\t\t\t\t\tconst value = values[ offset + j ];\n\n\t\t\t\t\t\tif ( value !== values[ offsetP + j ] ||\n\t\t\t\t\t\t\tvalue !== values[ offsetN + j ] ) {\n\n\t\t\t\t\t\t\tkeep = true;\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\tkeep = true;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\t// in-place compaction\n\n\t\t\tif ( keep ) {\n\n\t\t\t\tif ( i !== writeIndex ) {\n\n\t\t\t\t\ttimes[ writeIndex ] = times[ i ];\n\n\t\t\t\t\tconst readOffset = i * stride,\n\t\t\t\t\t\twriteOffset = writeIndex * stride;\n\n\t\t\t\t\tfor ( let j = 0; j !== stride; ++ j ) {\n\n\t\t\t\t\t\tvalues[ writeOffset + j ] = values[ readOffset + j ];\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\t++ writeIndex;\n\n\t\t\t}\n\n\t\t}\n\n\t\t// flush last keyframe (compaction looks ahead)\n\n\t\tif ( lastIndex > 0 ) {\n\n\t\t\ttimes[ writeIndex ] = times[ lastIndex ];\n\n\t\t\tfor ( let readOffset = lastIndex * stride, writeOffset = writeIndex * stride, j = 0; j !== stride; ++ j ) {\n\n\t\t\t\tvalues[ writeOffset + j ] = values[ readOffset + j ];\n\n\t\t\t}\n\n\t\t\t++ writeIndex;\n\n\t\t}\n\n\t\tif ( writeIndex !== times.length ) {\n\n\t\t\tthis.times = AnimationUtils.arraySlice( times, 0, writeIndex );\n\t\t\tthis.values = AnimationUtils.arraySlice( values, 0, writeIndex * stride );\n\n\t\t} else {\n\n\t\t\tthis.times = times;\n\t\t\tthis.values = values;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\tconst times = AnimationUtils.arraySlice( this.times, 0 );\n\t\tconst values = AnimationUtils.arraySlice( this.values, 0 );\n\n\t\tconst TypedKeyframeTrack = this.constructor;\n\t\tconst track = new TypedKeyframeTrack( this.name, times, values );\n\n\t\t// Interpolant argument to constructor is not saved, so copy the factory method directly.\n\t\ttrack.createInterpolant = this.createInterpolant;\n\n\t\treturn track;\n\n\t}\n\n} );
109\n\n/**\n * A Track of Boolean keyframe values.\n */\n\nfunction BooleanKeyframeTrack( name, times, values ) {\n\n\tKeyframeTrack.call( this, name, times, values );\n\n}\n\nBooleanKeyframeTrack.prototype = Object.assign( Object.create( KeyframeTrack.prototype ), {\n\n\tconstructor: BooleanKeyframeTrack,\n\n\tValueTypeName: 'bool',\n\tValueBufferType: Array,\n\n\tDefaultInterpolation: InterpolateDiscrete,\n\n\tInterpolantFactoryMethodLinear: undefined,\n\tInterpolantFactoryMethodSmooth: undefined\n\n\t// Note: Actually this track could have a optimized / compressed\n\t// representation of a single value and a custom interpolant that\n\t// computes \"firstValue ^ isOdd( index )\".\n\n} );\n\n/**\n * A Track of keyframe values that represent color.\n */\n\nfunction ColorKeyframeTrack( name, times, values, interpolation ) {\n\n\tKeyframeTrack.call( this, name, times, values, interpolation );\n\n}\n\nColorKeyframeTrack.prototype = Object.assign( Object.create( KeyframeTrack.prototype ), {\n\n\tconstructor: ColorKeyframeTrack,\n\n\tValueTypeName: 'color'\n\n\t// ValueBufferType is inherited\n\n\t// DefaultInterpolation is inherited\n\n\t// Note: Very basic implementation and nothing special yet.\n\t// However, this is the place for color space parameterization.\n\n} );\n\n/**\n * A Track of numeric keyframe values.\n */\n\nfunction NumberKeyframeTrack( name, times, values, interpolation ) {\n\n\tKeyframeTrack.call( this, name, times, values, interpolation );\n\n}\n\nNumberKeyframeTrack.prototype = Object.assign( Object.create( KeyframeTrack.prototype ), {\n\n\tconstructor: NumberKeyframeTrack,\n\n\tValueTypeName: 'number'\n\n\t// ValueBufferType is inherited\n\n\t// DefaultInterpolation is inherited\n\n} );\n\n/**\n * Spherical linear unit quaternion interpolant.\n */\n\nfunction QuaternionLinearInterpolant( parameterPositions, sampleValues, sampleSize, resultBuffer ) {\n\n\tInterpolant.call( this, parameterPositions, sampleValues, sampleSize, resultBuffer );\n\n}\n\nQuaternionLinearInterpolant.prototype = Object.assign( Object.create( Interpolant.prototype ), {\n\n\tconstructor: QuaternionLinearInterpolant,\n\n\tinterpolate_: function ( i1, t0, t, t1 ) {\n\n\t\tconst result = this.resultBuffer,\n\t\t\tvalues = this.sampleValues,\n\t\t\tstride = this.valueSize,\n\n\t\t\talpha = ( t - t0 ) / ( t1 - t0 );\n\n\t\tlet offset = i1 * stride;\n\n\t\tfor ( let end = offset + stride; offset !== end; offset += 4 ) {\n\n\t\t\tQuaternion.slerpFlat( result, 0, values, offset - stride, values, offset, alpha );\n\n\t\t}\n\n\t\treturn result;\n\n\t}\n\n} );\n\n/**\n * A Track of quaternion keyframe values.\n */\n\nfunction QuaternionKeyframeTrack( name, times, values, interpolation ) {\n\n\tKeyframeTrack.call( this, name, times, values, interpolation );\n\n}\n\nQuaternionKeyframeTrack.prototype = Object.assign( Object.create( KeyframeTrack.prototype ), {\n\n\tconstructor: QuaternionKeyframeTrack,\n\n\tValueTypeName: 'quaternion',\n\n\t// ValueBufferType is inherited\n\n\tDefaultInterpolation: InterpolateLinear,\n\n\tInterpolantFactoryMethodLinear: function ( result ) {\n\n\t\treturn new QuaternionLinearInterpolant( this.times, this.values, this.getValueSize(), result );\n\n\t},\n\n\tInterpolantFactoryMethodSmooth: undefined // not yet implemented\n\n} );\n\n/**\n * A Track that interpolates Strings\n */\n\nfunction StringKeyframeTrack( name, times, values, interpolation ) {\n\n\tKeyframeTrack.call( this, name, times, values, interpolation );\n\n}\n\nStringKeyframeTrack.prototype = Object.assign( Object.create( KeyframeTrack.prototype ), {\n\n\tconstructor: StringKeyframeTrack,\n\n\tValueTypeName: 'string',\n\tValueBufferType: Array,\n\n\tDefaultInterpolation: InterpolateDiscrete,\n\n\tInterpolantFactoryMethodLinear: undefined,\n\n\tInterpolantFactoryMethodSmooth: undefined\n\n} );\n\n/**\n * A Track of vectored keyframe values.\n */\n\nfunction VectorKeyframeTrack( name, times, values, interpolation ) {\n\n\tKeyframeTrack.call( this, name, times, values, interpolation );\n\n}\n\nVectorKeyframeTrack.prototype = Object.assign( Object.create( KeyframeTrack.prototype ), {\n\n\tconstructor: VectorKeyframeTrack,\n\n\tValueTypeName: 'vector'\n\n\t// ValueBufferType is
109inherited\n\n\t// DefaultInterpolation is inherited\n\n} );\n\nfunction AnimationClip( name, duration, tracks, blendMode ) {\n\n\tthis.name = name;\n\tthis.tracks = tracks;\n\tthis.duration = ( duration !== undefined ) ? duration : - 1;\n\tthis.blendMode = ( blendMode !== undefined ) ? blendMode : NormalAnimationBlendMode;\n\n\tthis.uuid = MathUtils.generateUUID();\n\n\t// this means it should figure out its duration by scanning the tracks\n\tif ( this.duration < 0 ) {\n\n\t\tthis.resetDuration();\n\n\t}\n\n}\n\nfunction getTrackTypeForValueTypeName( typeName ) {\n\n\tswitch ( typeName.toLowerCase() ) {\n\n\t\tcase 'scalar':\n\t\tcase 'double':\n\t\tcase 'float':\n\t\tcase 'number':\n\t\tcase 'integer':\n\n\t\t\treturn NumberKeyframeTrack;\n\n\t\tcase 'vector':\n\t\tcase 'vector2':\n\t\tcase 'vector3':\n\t\tcase 'vector4':\n\n\t\t\treturn VectorKeyframeTrack;\n\n\t\tcase 'color':\n\n\t\t\treturn ColorKeyframeTrack;\n\n\t\tcase 'quaternion':\n\n\t\t\treturn QuaternionKeyframeTrack;\n\n\t\tcase 'bool':\n\t\tcase 'boolean':\n\n\t\t\treturn BooleanKeyframeTrack;\n\n\t\tcase 'string':\n\n\t\t\treturn StringKeyframeTrack;\n\n\t}\n\n\tthrow new Error( 'THREE.KeyframeTrack: Unsupported typeName: ' + typeName );\n\n}\n\nfunction parseKeyframeTrack( json ) {\n\n\tif ( json.type === undefined ) {\n\n\t\tthrow new Error( 'THREE.KeyframeTrack: track type undefined, can not parse' );\n\n\t}\n\n\tconst trackType = getTrackTypeForValueTypeName( json.type );\n\n\tif ( json.times === undefined ) {\n\n\t\tconst times = [], values = [];\n\n\t\tAnimationUtils.flattenJSON( json.keys, times, values, 'value' );\n\n\t\tjson.times = times;\n\t\tjson.values = values;\n\n\t}\n\n\t// derived classes can define a static parse method\n\tif ( trackType.parse !== undefined ) {\n\n\t\treturn trackType.parse( json );\n\n\t} else {\n\n\t\t// by default, we assume a constructor compatible with the base\n\t\treturn new trackType( json.name, json.times, json.values, json.interpolation );\n\n\t}\n\n}\n\nObject.assign( AnimationClip, {\n\n\tparse: function ( json ) {\n\n\t\tconst tracks = [],\n\t\t\tjsonTracks = json.tracks,\n\t\t\tframeTime = 1.0 / ( json.fps || 1.0 );\n\n\t\tfor ( let i = 0, n = jsonTracks.length; i !== n; ++ i ) {\n\n\t\t\ttracks.push( parseKeyframeTrack( jsonTracks[ i ] ).scale( frameTime ) );\n\n\t\t}\n\n\t\treturn new AnimationClip( json.name, json.duration, tracks, json.blendMode );\n\n\t},\n\n\ttoJSON: function ( clip ) {\n\n\t\tconst tracks = [],\n\t\t\tclipTracks = clip.tracks;\n\n\t\tconst json = {\n\n\t\t\t'name': clip.name,\n\t\t\t'duration': clip.duration,\n\t\t\t'tracks': tracks,\n\t\t\t'uuid': clip.uuid,\n\t\t\t'blendMode': clip.blendMode\n\n\t\t};\n\n\t\tfor ( let i = 0, n = clipTracks.length; i !== n; ++ i ) {\n\n\t\t\ttracks.push( KeyframeTrack.toJSON( clipTracks[ i ] ) );\n\n\t\t}\n\n\t\treturn json;\n\n\t},\n\n\tCreateFromMorphTargetSequence: function ( name, morphTargetSequence, fps, noLoop ) {\n\n\t\tconst numMorphTargets = morphTargetSequence.length;\n\t\tconst tracks = [];\n\n\t\tfor ( let i = 0; i < numMorphTargets; i ++ ) {\n\n\t\t\tlet times = [];\n\t\t\tlet values = [];\n\n\t\t\ttimes.push(\n\t\t\t\t( i + numMorphTargets - 1 ) % numMorphTargets,\n\t\t\t\ti,\n\t\t\t\t( i + 1 ) % numMorphTargets );\n\n\t\t\tvalues.push( 0, 1, 0 );\n\n\t\t\tconst order = AnimationUtils.getKeyframeOrder( times );\n\t\t\ttimes = AnimationUtils.sortedArray( times, 1, order );\n\t\t\tvalues = AnimationUtils.sortedArray( values, 1, order );\n\n\t\t\t// if there is a key at the first frame, duplicate it as the\n\t\t\t// last frame as well for perfect loop.\n\t\t\tif ( ! noLoop && times[ 0 ] === 0 ) {\n\n\t\t\t\ttimes.push( numMorphTargets );\n\t\t\t\tvalues.push( values[ 0 ] );\n\n\t\t\t}\n\n\t\t\ttracks.push(\n\t\t\t\tnew NumberKeyframeTrack(\n\t\t\t\t\t'.morphTargetInfluences[' + morphTargetSequence[ i ].name + ']',\n\t\t\t\t\ttimes, values\n\t\t\t\t).scale( 1.0 / fps ) );\n\n\t\t}\n\n\t\treturn new AnimationClip( name, - 1, tracks );\n\n\t},\n\n\tfindByName: function ( objectOrClipArray, name ) {\n\n\t\tlet clipArray = objectOrClipArray;\n\n\t\tif ( ! Array.isArray( objectOrClipArray ) ) {\n\n\t\t\tconst o = objectOrClipArray;\n\t\t\tclipArray = o.geometry && o.geometry.animations || o.animations;\n\n\t\t}\n\n\t\tfor ( let i = 0; i < clipArray.length; i ++ ) {\n\n\t\t\tif ( clipArray[ i ].name === name ) {\n\n\t\t\t\treturn clipArray[ i ];\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn null;\n\n\t},\n\n\tCreateClipsFromMorphTargetSequences: function ( morphTargets, fps, noLoop ) {\n\n\t\tconst animationToMorphTargets = {};\n\n\t\t// tested with https://regex101.com/ on trick sequences\n\t\t// such flamingo_flyA_003, flamingo_run1_003, crdeath0059\n\t\tconst pattern = /^([\\w-]*?)([\\d]+)$/;
109\n\n\t\t// sort morph target names into animation groups based\n\t\t// patterns like Walk_001, Walk_002, Run_001, Run_002\n\t\tfor ( let i = 0, il = morphTargets.length; i < il; i ++ ) {\n\n\t\t\tconst morphTarget = morphTargets[ i ];\n\t\t\tconst parts = morphTarget.name.match( pattern );\n\n\t\t\tif ( parts && parts.length > 1 ) {\n\n\t\t\t\tconst name = parts[ 1 ];\n\n\t\t\t\tlet animationMorphTargets = animationToMorphTargets[ name ];\n\n\t\t\t\tif ( ! animationMorphTargets ) {\n\n\t\t\t\t\tanimationToMorphTargets[ name ] = animationMorphTargets = [];\n\n\t\t\t\t}\n\n\t\t\t\tanimationMorphTargets.push( morphTarget );\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst clips = [];\n\n\t\tfor ( const name in animationToMorphTargets ) {\n\n\t\t\tclips.push( AnimationClip.CreateFromMorphTargetSequence( name, animationToMorphTargets[ name ], fps, noLoop ) );\n\n\t\t}\n\n\t\treturn clips;\n\n\t},\n\n\t// parse the animation.hierarchy format\n\tparseAnimation: function ( animation, bones ) {\n\n\t\tif ( ! animation ) {\n\n\t\t\tconsole.error( 'THREE.AnimationClip: No animation in JSONLoader data.' );\n\t\t\treturn null;\n\n\t\t}\n\n\t\tconst addNonemptyTrack = function ( trackType, trackName, animationKeys, propertyName, destTracks ) {\n\n\t\t\t// only return track if there are actually keys.\n\t\t\tif ( animationKeys.length !== 0 ) {\n\n\t\t\t\tconst times = [];\n\t\t\t\tconst values = [];\n\n\t\t\t\tAnimationUtils.flattenJSON( animationKeys, times, values, propertyName );\n\n\t\t\t\t// empty keys are filtered out, so check again\n\t\t\t\tif ( times.length !== 0 ) {\n\n\t\t\t\t\tdestTracks.push( new trackType( trackName, times, values ) );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t};\n\n\t\tconst tracks = [];\n\n\t\tconst clipName = animation.name || 'default';\n\t\tconst fps = animation.fps || 30;\n\t\tconst blendMode = animation.blendMode;\n\n\t\t// automatic length determination in AnimationClip.\n\t\tlet duration = animation.length || - 1;\n\n\t\tconst hierarchyTracks = animation.hierarchy || [];\n\n\t\tfor ( let h = 0; h < hierarchyTracks.length; h ++ ) {\n\n\t\t\tconst animationKeys = hierarchyTracks[ h ].keys;\n\n\t\t\t// skip empty tracks\n\t\t\tif ( ! animationKeys || animationKeys.length === 0 ) continue;\n\n\t\t\t// process morph targets\n\t\t\tif ( animationKeys[ 0 ].morphTargets ) {\n\n\t\t\t\t// figure out all morph targets used in this track\n\t\t\t\tconst morphTargetNames = {};\n\n\t\t\t\tlet k;\n\n\t\t\t\tfor ( k = 0; k < animationKeys.length; k ++ ) {\n\n\t\t\t\t\tif ( animationKeys[ k ].morphTargets ) {\n\n\t\t\t\t\t\tfor ( let m = 0; m < animationKeys[ k ].morphTargets.length; m ++ ) {\n\n\t\t\t\t\t\t\tmorphTargetNames[ animationKeys[ k ].morphTargets[ m ] ] = - 1;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\t// create a track for each morph target with all zero\n\t\t\t\t// morphTargetInfluences except for the keys in which\n\t\t\t\t// the morphTarget is named.\n\t\t\t\tfor ( const morphTargetName in morphTargetNames ) {\n\n\t\t\t\t\tconst times = [];\n\t\t\t\t\tconst values = [];\n\n\t\t\t\t\tfor ( let m = 0; m !== animationKeys[ k ].morphTargets.length; ++ m ) {\n\n\t\t\t\t\t\tconst animationKey = animationKeys[ k ];\n\n\t\t\t\t\t\ttimes.push( animationKey.time );\n\t\t\t\t\t\tvalues.push( ( animationKey.morphTarget === morphTargetName ) ? 1 : 0 );\n\n\t\t\t\t\t}\n\n\t\t\t\t\ttracks.push( new NumberKeyframeTrack( '.morphTargetInfluence[' + morphTargetName + ']', times, values ) );\n\n\t\t\t\t}\n\n\t\t\t\tduration = morphTargetNames.length * ( fps || 1.0 );\n\n\t\t\t} else {\n\n\t\t\t\t// ...assume skeletal animation\n\n\t\t\t\tconst boneName = '.bones[' + bones[ h ].name + ']';\n\n\t\t\t\taddNonemptyTrack(\n\t\t\t\t\tVectorKeyframeTrack, boneName + '.position',\n\t\t\t\t\tanimationKeys, 'pos', tracks );\n\n\t\t\t\taddNonemptyTrack(\n\t\t\t\t\tQuaternionKeyframeTrack, boneName + '.quaternion',\n\t\t\t\t\tanimationKeys, 'rot', tracks );\n\n\t\t\t\taddNonemptyTrack(\n\t\t\t\t\tVectorKeyframeTrack, boneName + '.scale',\n\t\t\t\t\tanimationKeys, 'scl', tracks );\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( tracks.length === 0 ) {\n\n\t\t\treturn null;\n\n\t\t}\n\n\t\tconst clip = new AnimationClip( clipName, duration, tracks, blendMode );\n\n\t\treturn clip;\n\n\t}\n\n} );\n\nObject.assign( AnimationClip.prototype, {\n\n\tresetDuration: function () {\n\n\t\tconst tracks = this.tracks;\n\t\tlet duration = 0;\n\n\t\tfor ( let i = 0, n = tracks.length; i !== n; ++ i ) {\n\n\t\t\tconst track = this.tracks[ i ];\n\n\t\t\tduration = Math.max( duration, track.times[ track.times.length - 1 ] );\n\n\t\t}\n\n\t\tthis.duration = duration;\n\n\t\treturn this;\n\n\t},\n\n\ttrim: function () {\n\n\t\tfor ( let i = 0; i < this.tracks.length; i ++ ) {\n\n\t\t\tthis.tracks[ i ].trim( 0, this.duration );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tvalidate: function () {\n\n\t\tlet valid = true;\n\n\t\tfor ( let i = 0; i < this.tracks.length; i ++ ) {\n\n\t\t\tvalid = valid && this.tracks[ i ].validate();\n\n\t\t}\n\n\t\treturn valid;\n\n\t},\n\n\toptimize: function () {\n\n\t\tfor ( let i = 0; i < this.tracks.length; i ++ ) {\n\n\t\t\tthis.tracks[ i ].optimize();\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\tconst tracks = [];\n\n\t\tfor ( let i = 0; i < this.tracks.length; i ++ ) {\n\n\t\t\ttracks.push( this.tracks[ i ].clone() );\n\n\t\t}\n\n\t\treturn new AnimationClip( this.name, this.duration, tracks, this.blendMode );\n\n\t}\n\n} );\n\nconst Cache = {\n\n\tenabled: false,\n\n\tfiles: {},\n\n\tadd: function ( key, file ) {\n\n\t\tif ( this.enabled === false ) return;
109\n\n\t\t// console.log( 'THREE.Cache', 'Adding key:', key );\n\n\t\tthis.files[ key ] = file;\n\n\t},\n\n\tget: function ( key ) {\n\n\t\tif ( this.enabled === false ) return;\n\n\t\t// console.log( 'THREE.Cache', 'Checking key:', key );\n\n\t\treturn this.files[ key ];\n\n\t},\n\n\tremove: function ( key ) {\n\n\t\tdelete this.files[ key ];\n\n\t},\n\n\tclear: function () {\n\n\t\tthis.files = {};\n\n\t}\n\n};\n\nfunction LoadingManager( onLoad, onProgress, onError ) {\n\n\tconst scope = this;\n\n\tlet isLoading = false;\n\tlet itemsLoaded = 0;\n\tlet itemsTotal = 0;\n\tlet urlModifier = undefined;\n\tconst handlers = [];\n\n\t// Refer to #5689 for the reason why we don't set .onStart\n\t// in the constructor\n\n\tthis.onStart = undefined;\n\tthis.onLoad = onLoad;\n\tthis.onProgress = onProgress;\n\tthis.onError = onError;\n\n\tthis.itemStart = function ( url ) {\n\n\t\titemsTotal ++;\n\n\t\tif ( isLoading === false ) {\n\n\t\t\tif ( scope.onStart !== undefined ) {\n\n\t\t\t\tscope.onStart( url, itemsLoaded, itemsTotal );\n\n\t\t\t}\n\n\t\t}\n\n\t\tisLoading = true;\n\n\t};\n\n\tthis.itemEnd = function ( url ) {\n\n\t\titemsLoaded ++;\n\n\t\tif ( scope.onProgress !== undefined ) {\n\n\t\t\tscope.onProgress( url, itemsLoaded, itemsTotal );\n\n\t\t}\n\n\t\tif ( itemsLoaded === itemsTotal ) {\n\n\t\t\tisLoading = false;\n\n\t\t\tif ( scope.onLoad !== undefined ) {\n\n\t\t\t\tscope.onLoad();\n\n\t\t\t}\n\n\t\t}\n\n\t};\n\n\tthis.itemError = function ( url ) {\n\n\t\tif ( scope.onError !== undefined ) {\n\n\t\t\tscope.onError( url );\n\n\t\t}\n\n\t};\n\n\tthis.resolveURL = function ( url ) {\n\n\t\tif ( urlModifier ) {\n\n\t\t\treturn urlModifier( url );\n\n\t\t}\n\n\t\treturn url;\n\n\t};\n\n\tthis.setURLModifier = function ( transform ) {\n\n\t\turlModifier = transform;\n\n\t\treturn this;\n\n\t};\n\n\tthis.addHandler = function ( regex, loader ) {\n\n\t\thandlers.push( regex, loader );\n\n\t\treturn this;\n\n\t};\n\n\tthis.removeHandler = function ( regex ) {\n\n\t\tconst index = handlers.indexOf( regex );\n\n\t\tif ( index !== - 1 ) {\n\n\t\t\thandlers.splice( index, 2 );\n\n\t\t}\n\n\t\treturn this;\n\n\t};\n\n\tthis.getHandler = function ( file ) {\n\n\t\tfor ( let i = 0, l = handlers.length; i < l; i += 2 ) {\n\n\t\t\tconst regex = handlers[ i ];\n\t\t\tconst loader = handlers[ i + 1 ];\n\n\t\t\tif ( regex.global ) regex.lastIndex = 0; // see #17920\n\n\t\t\tif ( regex.test( file ) ) {\n\n\t\t\t\treturn loader;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn null;\n\n\t};\n\n}\n\nconst DefaultLoadingManager = new LoadingManager();\n\nfunction Loader( manager ) {\n\n\tthis.manager = ( manager !== undefined ) ? manager : DefaultLoadingManager;\n\n\tthis.crossOrigin = 'anonymous';\n\tthis.path = '';\n\tthis.resourcePath = '';\n\tthis.requestHeader = {};\n\n}\n\nObject.assign( Loader.prototype, {\n\n\tload: function ( /* url, onLoad, onProgress, onError */ ) {},\n\n\tloadAsync: function ( url, onProgress ) {\n\n\t\tconst scope = this;\n\n\t\treturn new Promise( function ( resolve, reject ) {\n\n\t\t\tscope.load( url, resolve, onProgress, reject );\n\n\t\t} );\n\n\t},\n\n\tparse: function ( /* data */ ) {},\n\n\tsetCrossOrigin: function ( crossOrigin ) {\n\n\t\tthis.crossOrigin = crossOrigin;\n\t\treturn this;\n\n\t},\n\n\tsetPath: function ( path ) {\n\n\t\tthis.path = path;\n\t\treturn this;\n\n\t},\n\n\tsetResourcePath: function ( resourcePath ) {\n\n\t\tthis.resourcePath = resourcePath;\n\t\treturn this;\n\n\t},\n\n\tsetRequestHeader: function ( requestHeader ) {\n\n\t\tthis.requestHeader = requestHeader;\n\t\treturn this;\n\n\t}\n\n} );\n\nconst loading = {};\n\nfunction FileLoader( manager ) {\n\n\tLoader.call( this, manager );\n\n}\n\nFileLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: FileLoader,\n\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tif ( url === undefined ) url = '';\n\n\t\tif ( this.path !== undefined ) url = this.path + url;\n\n\t\turl = this.manager.resolveURL( url );\n\n\t\tconst scope = this;\n\n\t\tconst cached = Cache.get( url );\n\n\t\tif ( cached !== undefined ) {\n\n\t\t\tscope.manager.itemStart( url );\n\n\t\t\tsetTimeout( function () {\n\n\t\t\t\tif ( onLoad ) onLoad( cached );\n\n\t\t\t\tscope.manager.itemEnd( url );\n\n\t\t\t}, 0 );\n\n\t\t\treturn cached;\n\n\t\t}\n\n\t\t// Check if request is duplicate\n\n\t\tif ( loading[ url ] !== undefined ) {\n\n\t\t\tloading[ url ].push( {\n\n\t\t\t\tonLoad: onLoad,\n\t\t\t\tonProgress: onProgress,\n\t\t\t\tonError: onError\n\n\t\t\t} );\n\n\t\t\treturn;\n\n\t\t}\n\n\t\t// Check for data: URI\n\t\tconst dataUriRegex = /^data:(.*?)(;base64)?,(.*)$/;\n\t\tconst dataUriRegexResult = url.match( dataUriRegex );\n\t\tlet request;\n\n\t\t// Safari can not handle Data URIs through XMLHttpRequest so process manually\n\t\tif ( dataUriRegexResult ) {\n\n\t\t\tconst mimeType = dataUriRegexResult[ 1 ];\n\t\t\tconst isBase64 = !! dataUriRegexResult[ 2 ];\n\n\t\t\tlet data = dataUriRegexResult[ 3 ];\n\t\t\tdata = decodeURIComponent( data );\n\n\t\t\tif ( isBase64 ) data = atob( data );\n\n\t\t\ttry {\n\n\t\t\t\tlet response;\n\t\t\t\tconst responseType = ( this.responseType || '' ).toLowerCase();\n\n\t\t\t\tswitch ( responseType ) {\n\n\t\t\t\t\tcase 'arraybuffer':\n\t\t\t\t\tcase 'blob':\n\n\t\t\t\t\t\tconst view = new Uint8Array( data.length );\n\n\t\t\t\t\t\tfor ( let i = 0; i < data.length; i ++ ) {\n\n\t\t\t\t\t\t\tview[ i ] = data.charCodeAt( i );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tif ( responseType === 'blob' ) {\n\n\t\t\t\t\t\t\tresponse = new Blob( [ view.buffer ], { type: mimeType } );\n\n\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\tresponse = view.buffer;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'document':\n\n\t\t\t\t\t\tconst parser = new DOMParser();\n\t\t\t\t\t\tresponse = parser.parseFromString( data, mimeType );\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'json':\n\n\t\t\t\t\t\tresponse = JSON.parse( data );\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tdefault: // 'text' or other\n\n\t\t\t\t\t\tresponse = data;\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t}\n\n\t\t\t\t// Wait for next browser tick like standard XMLHttpRequest event dispatching does\n\t\t\t\tsetTimeout( function () {\n\n\t\t\t\t\tif ( onLoad ) onLoad( response );\n\n\t\t\t\t\tscope.manager.itemEnd( url );\n\n\t\t\t\t}, 0 );\n\n\t\t\t} catch ( error ) {\n\n\t\t\t\t// Wait for next browser tick like standard XMLHttpRequest event dispatching does\n\t\t\t\tsetTimeout( function () {\n\n\t\t\t\t\tif ( onError ) onError( error );\n\n\t\t\t\t\tscope.manager.itemError( url );\n\t\t\t\t\tscope.manager.itemEnd( url );\n\n\t\t\t\t}, 0 );\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\t// Initialise array for duplicate requests\n\n\t\t\tloading[ url ] = [];\n\n\t\t\tloading[ url ].push( {\n\n\t\t\t\tonLoad: onLoad,\n\t\t\t\tonProgress: onProgress,\n\t\t\t\tonError: onError\n\n\t\t\t} );\n\n\t\t\trequest = new XMLHttpRequest();\n\n\t\t\trequest.open( 'GET', url, true );\n\n\t\t\trequest.addEventListener( 'load', function ( event ) {\n\n\t\t\t\tconst response = this.response;\n\n\t\t\t\tconst callbacks = loading[ url ];\n\n\t\t\t\tdelete loading[ url ];\n\n\t\t\t\tif ( this.status === 200 || this.status === 0 ) {\n\n\t\t\t\t\t// Some browsers return HTTP Status 0 when using non-http protocol\n\t\t\t\t\t// e.g. 'file://' or 'data://'. Handle as success.\n\n\t\t\t\t\tif ( this.status === 0 ) console.warn( 'THREE.FileLoader: HTTP Status 0 received.' );\n\n\t\t\t\t\t// Add to cache only on HTTP success, so that we do not cache\n\t\t\t\t\t// error response bodies as proper responses to requests.\n\t\t\t\t\tCache.add( url, response );\n\n\t\t\t\t\tfor ( let i = 0, il = callbacks.length; i < il; i ++ ) {\n\n\t\t\t\t\t\tconst callback = callbacks[ i ];\n\t\t\t\t\t\tif ( callback.onLoad ) callback.onLoad( response );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tscope.manager.itemEnd( url );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tfor ( let i = 0, il = callbacks.length; i < il; i ++ ) {\n\n\t\t\t\t\t\tconst callback = callbacks[ i ];\n\t\t\t\t\t\tif ( callback.onError ) callback.onError( event );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tscope.manager.itemError( url );\n\t\t\t\t\tscope.manager.itemEnd( url );\n\n\t\t\t\t}\n\n\t\t\t}, false );\n\n\t\t\trequest.addEventListener( 'progress', function ( event ) {\n\n\t\t\t\tconst callbacks = loading[ url ];\n\n\t\t\t\tfor ( let i = 0, il = callbacks.length; i < il; i ++ ) {\n\n\t\t\t\t\tconst callback = callbacks[ i ];\n\t\t\t\t\tif ( callback.onProgress ) callback.onProgress( event );\n\n\t\t\t\t}\n\n\t\t\t}, false );\n\n\t\t\trequest.addEventListener( 'error', function ( event ) {\n\n\t\t\t\tconst callbacks = loading[ url ];\n\n\t\t\t\tdelete loading[ url ];\n\n\t\t\t\tfor ( let i = 0, il = callbacks.length; i < il; i ++ ) {\n\n\t\t\t\t\tconst callback = callbacks[ i ];\n\t\t\t\t\tif ( callback.onError ) callback.onError( event );\n\n\t\t\t\t}\n\n\t\t\t\tscope.manager.itemError( url );\n\t\t\t\tscope.manager.itemEnd( url );\n\n\t\t\t}, false );\n\n\t\t\trequest.addEventListener( 'abort', function ( event ) {\n\n\t\t\t\tconst callbacks = loading[ url ];\n\n\t\t\t\tdelete loading[ url ];\n\n\t\t\t\tfor ( let i = 0, il = callbacks.length; i < il; i ++ ) {\n\n\t\t\t\t\tconst callback = callbacks[ i ];\n\t\t\t\t\tif ( callback.onError ) callback.onError( event );\n\n\t\t\t\t}\n\n\t\t\t\tscope.manager.itemError( url );\n\t\t\t\tscope.manager.itemEnd( url );\n\n\t\t\t}, false );\n\n\t\t\tif ( this.responseType !== undefined ) request.responseType = this.responseType;\n\t\t\tif ( this.withCredentials !== undefined ) request.withCredentials = this.withCredentials;\n\n\t\t\tif ( request.overrideMimeType ) request.overrideMimeType( this.mimeType !== undefined ? this.mimeType : 'text/plain' );\n\n\t\t\tfor ( const header in this.requestHeader ) {\n\n\t\t\t\trequest.setRequestHeader( header, this.requestHeader[ header ] );\n\n\t\t\t}\n\n\t\t\trequest.send( null );\n\n\t\t}\n\n\t\tscope.manager.itemStart( url );\n\n\t\treturn request;\n\n\t},\n\n\tsetResponseType: function ( value ) {\n\n\t\tthis.responseType = value;\n\t\treturn this;\n\n\t},\n\n\tsetWithCredentials: function ( value ) {\n\n\t\tthis.withCredentials = value;\n\t\treturn this;\n\n\t},\n\n\tsetMimeType: function ( value ) {\n\n\t\tthis.mimeType = value;\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction AnimationLoader( manager ) {\n\n\tLoader.call( this, manager );\n\n}\n\nAnimationLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: AnimationLoader,\n\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tconst scope = this;\n\n\t\tconst loader = new FileLoader( scope.manager );\n\t\tloader.setPath( scope.path );\n\t\tloader.setRequestHeader( scope.requestHeader );\n\t\tloader.load( url, function ( text ) {\n\n\t\t\ttry {\n\n\t\t\t\tonLoad( scope.parse( JSON.parse( text ) ) );\n\n\t\t\t} catch ( e ) {\n\n\t\t\t\tif ( onError ) {\n\n\t\t\t\t\tonError( e );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconsole.error( e );\n\n\t\t\t\t}\n\n\t\t\t\tscope.manager.itemError( url );\n\n\t\t\t}\n\n\t\t}, onProgress, onError );\n\n\t},\n\n\tparse: function ( json ) {\n\n\t\tconst animations = [];\n\n\t\tfor ( let i = 0; i < json.length; i ++ ) {\n\n\t\t\tconst clip = AnimationClip.parse( json[ i ] );\n\n\t\t\tanimations.push( clip );\n\n\t\t}\n\n\t\treturn animations;\n\n\t}\n\n} );\n\n/**\n * Abstract Base class to block based textures loader (dds, pvr, ...)\n *\n * Sub classes have to implement the parse() method which will be used in load().\n */\n\nfunction CompressedTextureLoader( manager ) {\n\n\tLoader.call( this, manager );\n\n}\n\nCompressedTextureLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: CompressedTextureLoader,\n\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tconst scope = this;\n\n\t\tconst images = [];\n\n\t\tconst texture = new CompressedTexture();\n\t\ttexture.image = images;\n\n\t\tconst loader = new FileLoader( this.manager );\n\t\tloader.setPath( this.path );\n\t\tloader.setResponseType( 'arraybuffer' );\n\t\tloader.setRequestHeader( this.requestHeader );\n\n\t\tlet loaded = 0;\n\n\t\tfunction loadTexture( i ) {\n\n\t\t\tloader.load( url[ i ], function ( buffer ) {\n\n\t\t\t\tconst texDatas = scope.parse( buffer, true );\n\n\t\t\t\timages[ i ] = {\n\t\t\t\t\twidth: texDatas.width,\n\t\t\t\t\theight: texDatas.height,\n\t\t\t\t\tformat: texDatas.format,\n\t\t\t\t\tmipmaps: texDatas.mipmaps\n\t\t\t\t};\n\n\t\t\t\tloaded += 1;\n\n\t\t\t\tif ( loaded === 6 ) {\n\n\t\t\t\t\tif ( texDatas.mipmapCount === 1 )\n\t\t\t\t\t\ttexture.minFilter = LinearFilter;\n\n\t\t\t\t\ttexture.format = texDatas.format;\n\t\t\t\t\ttexture.needsUpdate = true;\n\n\t\t\t\t\tif ( onLoad ) onLoad( texture );\n\n\t\t\t\t}\n\n\t\t\t}, onProgress, onError );\n\n\t\t}\n\n\t\tif ( Array.isArray( url ) ) {\n\n\t\t\tfor ( let i = 0, il = url.length; i < il; ++ i ) {\n\n\t\t\t\tloadTexture( i );\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\t// compressed cubemap texture stored in a single DDS file\n\n\t\t\tloader.load( url, function ( buffer ) {\n\n\t\t\t\tconst texDatas = scope.parse( buffer, true );\n\n\t\t\t\tif ( texDatas.isCubemap ) {\n\n\t\t\t\t\tconst faces = texDatas.mipmaps.length / texDatas.mipmapCount;\n\n\t\t\t\t\tfor ( let f = 0; f < faces; f ++ ) {\n\n\t\t\t\t\t\timages[ f ] = { mipmaps: [] };\n\n\t\t\t\t\t\tfor ( let i = 0; i < texDatas.mipmapCount; i ++ ) {\n\n\t\t\t\t\t\t\timages[ f ].mipmaps.push( texDatas.mipmaps[ f * texDatas.mipmapCount + i ] );\n\t\t\t\t\t\t\timages[ f ].format = texDatas.format;\n\t\t\t\t\t\t\timages[ f ].width = texDatas.width;\n\t\t\t\t\t\t\timages[ f ].height = texDatas.height;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\ttexture.image.width = texDatas.width;\n\t\t\t\t\ttexture.image.height = texDatas.height;\n\t\t\t\t\ttexture.mipmaps = texDatas.mipmaps;\n\n\t\t\t\t}\n\n\t\t\t\tif ( texDatas.mipmapCount === 1 ) {\n\n\t\t\t\t\ttexture.minFilter = LinearFilter;\n\n\t\t\t\t}\n\n\t\t\t\ttexture.format = texDatas.format;\n\t\t\t\ttexture.needsUpdate = true;\n\n\t\t\t\tif ( onLoad ) onLoad( texture );\n\n\t\t\t}, onProgress, onError );\n\n\t\t}\n\n\t\treturn texture;\n\n\t}\n\n} );\n\n/**\n * Abstract Base class to load generic binary textures formats (rgbe, hdr, ...)\n *\n * Sub classes have to implement the parse() method which will be used in load().\n */\n\nfunction DataTextureLoader( manager ) {\n\n\tLoader.call( this, manager );\n\n}\n\nDataTextureLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: DataTextureLoader,\n\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tconst scope = this;\n\n\t\tconst texture = new DataTexture();\n\n\t\tconst loader = new FileLoader( this.manager );\n\t\tloader.setResponseType( 'arraybuffer' );\n\t\tloader.setRequestHeader( this.requestHeader );\n\t\tloader.setPath( this.path );\n\t\tloader.load( url, function ( buffer ) {\n\n\t\t\tconst texData = scope.parse( buffer );\n\n\t\t\tif ( ! texData ) return;\n\n\t\t\tif ( texData.image !== undefined ) {\n\n\t\t\t\ttexture.image = texData.image;\n\n\t\t\t} else if ( texData.data !== undefined ) {\n\n\t\t\t\ttexture.image.width = texData.width;\n\t\t\t\ttexture.image.height = texData.height;\n\t\t\t\ttexture.image.data = texData.data;\n\n\t\t\t}\n\n\t\t\ttexture.wrapS = texData.wrapS !== undefined ? texData.wrapS : ClampToEdgeWrapping;\n\t\t\ttexture.wrapT = texData.wrapT !== undefined ? texData.wrapT : ClampToEdgeWrapping;
109\n\n\t\t\ttexture.magFilter = texData.magFilter !== undefined ? texData.magFilter : LinearFilter;\n\t\t\ttexture.minFilter = texData.minFilter !== undefined ? texData.minFilter : LinearFilter;\n\n\t\t\ttexture.anisotropy = texData.anisotropy !== undefined ? texData.anisotropy : 1;\n\n\t\t\tif ( texData.format !== undefined ) {\n\n\t\t\t\ttexture.format = texData.format;\n\n\t\t\t}\n\n\t\t\tif ( texData.type !== undefined ) {\n\n\t\t\t\ttexture.type = texData.type;\n\n\t\t\t}\n\n\t\t\tif ( texData.mipmaps !== undefined ) {\n\n\t\t\t\ttexture.mipmaps = texData.mipmaps;\n\t\t\t\ttexture.minFilter = LinearMipmapLinearFilter; // presumably...\n\n\t\t\t}\n\n\t\t\tif ( texData.mipmapCount === 1 ) {\n\n\t\t\t\ttexture.minFilter = LinearFilter;\n\n\t\t\t}\n\n\t\t\ttexture.needsUpdate = true;\n\n\t\t\tif ( onLoad ) onLoad( texture, texData );\n\n\t\t}, onProgress, onError );\n\n\n\t\treturn texture;\n\n\t}\n\n} );\n\nfunction ImageLoader( manager ) {\n\n\tLoader.call( this, manager );\n\n}\n\nImageLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: ImageLoader,\n\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tif ( this.path !== undefined ) url = this.path + url;\n\n\t\turl = this.manager.resolveURL( url );\n\n\t\tconst scope = this;\n\n\t\tconst cached = Cache.get( url );\n\n\t\tif ( cached !== undefined ) {\n\n\t\t\tscope.manager.itemStart( url );\n\n\t\t\tsetTimeout( function () {\n\n\t\t\t\tif ( onLoad ) onLoad( cached );\n\n\t\t\t\tscope.manager.itemEnd( url );\n\n\t\t\t}, 0 );\n\n\t\t\treturn cached;\n\n\t\t}\n\n\t\tconst image = document.createElementNS( 'http://www.w3.org/1999/xhtml', 'img' );\n\n\t\tfunction onImageLoad() {\n\n\t\t\timage.removeEventListener( 'load', onImageLoad, false );\n\t\t\timage.removeEventListener( 'error', onImageError, false );\n\n\t\t\tCache.add( url, this );\n\n\t\t\tif ( onLoad ) onLoad( this );\n\n\t\t\tscope.manager.itemEnd( url );\n\n\t\t}\n\n\t\tfunction onImageError( event ) {\n\n\t\t\timage.removeEventListener( 'load', onImageLoad, false );\n\t\t\timage.removeEventListener( 'error', onImageError, false );\n\n\t\t\tif ( onError ) onError( event );\n\n\t\t\tscope.manager.itemError( url );\n\t\t\tscope.manager.itemEnd( url );\n\n\t\t}\n\n\t\timage.addEventListener( 'load', onImageLoad, false );\n\t\timage.addEventListener( 'error', onImageError, false );\n\n\t\tif ( url.substr( 0, 5 ) !== 'data:' ) {\n\n\t\t\tif ( this.crossOrigin !== undefined ) image.crossOrigin = this.crossOrigin;\n\n\t\t}\n\n\t\tscope.manager.itemStart( url );\n\n\t\timage.src = url;\n\n\t\treturn image;\n\n\t}\n\n} );\n\nfunction CubeTextureLoader( manager ) {\n\n\tLoader.call( this, manager );\n\n}\n\nCubeTextureLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: CubeTextureLoader,\n\n\tload: function ( urls, onLoad, onProgress, onError ) {\n\n\t\tconst texture = new CubeTexture();\n\n\t\tconst loader = new ImageLoader( this.manager );\n\t\tloader.setCrossOrigin( this.crossOrigin );\n\t\tloader.setPath( this.path );\n\n\t\tlet loaded = 0;\n\n\t\tfunction loadTexture( i ) {\n\n\t\t\tloader.load( urls[ i ], function ( image ) {\n\n\t\t\t\ttexture.images[ i ] = image;\n\n\t\t\t\tloaded ++;\n\n\t\t\t\tif ( loaded === 6 ) {\n\n\t\t\t\t\ttexture.needsUpdate = true;\n\n\t\t\t\t\tif ( onLoad ) onLoad( texture );\n\n\t\t\t\t}\n\n\t\t\t}, undefined, onError );\n\n\t\t}\n\n\t\tfor ( let i = 0; i < urls.length; ++ i ) {\n\n\t\t\tloadTexture( i );\n\n\t\t}\n\n\t\treturn texture;\n\n\t}\n\n} );\n\nfunction TextureLoader( manager ) {\n\n\tLoader.call( this, manager );\n\n}\n\nTextureLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: TextureLoader,\n\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tconst texture = new Texture();\n\n\t\tconst loader = new ImageLoader( this.manager );\n\t\tloader.setCrossOrigin( this.crossOrigin );\n\t\tloader.setPath( this.path );\n\n\t\tloader.load( url, function ( image ) {\n\n\t\t\ttexture.image = image;\n\n\t\t\t// JPEGs can't have an alpha channel, so memory can be saved by storing them as RGB.\n\t\t\tconst isJPEG = url.search( /\\.jpe?g($|\\?)/i ) > 0 || url.search( /^data\\:image\\/jpeg/ ) === 0;
109\n\n\t\t\ttexture.format = isJPEG ? RGBFormat : RGBAFormat;\n\t\t\ttexture.needsUpdate = true;\n\n\t\t\tif ( onLoad !== undefined ) {\n\n\t\t\t\tonLoad( texture );\n\n\t\t\t}\n\n\t\t}, onProgress, onError );\n\n\t\treturn texture;\n\n\t}\n\n} );\n\n/**\n * Extensible curve object.\n *\n * Some common of curve methods:\n * .getPoint( t, optionalTarget ), .getTangent( t, optionalTarget )\n * .getPointAt( u, optionalTarget ), .getTangentAt( u, optionalTarget )\n * .getPoints(), .getSpacedPoints()\n * .getLength()\n * .updateArcLengths()\n *\n * This following curves inherit from THREE.Curve:\n *\n * -- 2D curves --\n * THREE.ArcCurve\n * THREE.CubicBezierCurve\n * THREE.EllipseCurve\n * THREE.LineCurve\n * THREE.QuadraticBezierCurve\n * THREE.SplineCurve\n *\n * -- 3D curves --\n * THREE.CatmullRomCurve3\n * THREE.CubicBezierCurve3\n * THREE.LineCurve3\n * THREE.QuadraticBezierCurve3\n *\n * A series of curves can be represented as a THREE.CurvePath.\n *\n **/\n\nfunction Curve() {\n\n\tthis.type = 'Curve';\n\n\tthis.arcLengthDivisions = 200;\n\n}\n\nObject.assign( Curve.prototype, {\n\n\t// Virtual base class method to overwrite and implement in subclasses\n\t//\t- t [0 .. 1]\n\n\tgetPoint: function ( /* t, optionalTarget */ ) {\n\n\t\tconsole.warn( 'THREE.Curve: .getPoint() not implemented.' );\n\t\treturn null;\n\n\t},\n\n\t// Get point at relative position in curve according to arc length\n\t// - u [0 .. 1]\n\n\tgetPointAt: function ( u, optionalTarget ) {\n\n\t\tconst t = this.getUtoTmapping( u );\n\t\treturn this.getPoint( t, optionalTarget );\n\n\t},\n\n\t// Get sequence of points using getPoint( t )\n\n\tgetPoints: function ( divisions ) {\n\n\t\tif ( divisions === undefined ) divisions = 5;\n\n\t\tconst points = [];\n\n\t\tfor ( let d = 0; d <= divisions; d ++ ) {\n\n\t\t\tpoints.push( this.getPoint( d / divisions ) );\n\n\t\t}\n\n\t\treturn points;\n\n\t},\n\n\t// Get sequence of points using getPointAt( u )\n\n\tgetSpacedPoints: function ( divisions ) {\n\n\t\tif ( divisions === undefined ) divisions = 5;\n\n\t\tconst points = [];\n\n\t\tfor ( let d = 0; d <= divisions; d ++ ) {\n\n\t\t\tpoints.push( this.getPointAt( d / divisions ) );\n\n\t\t}\n\n\t\treturn points;\n\n\t},\n\n\t// Get total curve arc length\n\n\tgetLength: function () {\n\n\t\tconst lengths = this.getLengths();\n\t\treturn lengths[ lengths.length - 1 ];\n\n\t},\n\n\t// Get list of cumulative segment lengths\n\n\tgetLengths: function ( divisions ) {\n\n\t\tif ( divisions === undefined ) divisions = this.arcLengthDivisions;\n\n\t\tif ( this.cacheArcLengths &&\n\t\t\t( this.cacheArcLengths.length === divisions + 1 ) &&\n\t\t\t! this.needsUpdate ) {\n\n\t\t\treturn this.cacheArcLengths;\n\n\t\t}\n\n\t\tthis.needsUpdate = false;\n\n\t\tconst cache = [];\n\t\tlet current, last = this.getPoint( 0 );\n\t\tlet sum = 0;\n\n\t\tcache.push( 0 );\n\n\t\tfor ( let p = 1; p <= divisions; p ++ ) {\n\n\t\t\tcurrent = this.getPoint( p / divisions );\n\t\t\tsum += current.distanceTo( last );\n\t\t\tcache.push( sum );\n\t\t\tlast = current;\n\n\t\t}\n\n\t\tthis.cacheArcLengths = cache;\n\n\t\treturn cache; // { sums: cache, sum: sum }; Sum is in the last element.\n\n\t},\n\n\tupdateArcLengths: function () {\n\n\t\tthis.needsUpdate = true;\n\t\tthis.getLengths();\n\n\t},\n\n\t// Given u ( 0 .. 1 ), get a t to find p. This gives you points which are equidistant\n\n\tgetUtoTmapping: function ( u, distance ) {\n\n\t\tconst arcLengths = this.getLengths();\n\n\t\tlet i = 0, il = arcLengths.length;\n\n\t\tlet targetArcLength; // The targeted u distance value to get\n\n\t\tif ( distance ) {\n\n\t\t\ttargetArcLength = distance;\n\n\t\t} else {\n\n\t\t\ttargetArcLength = u * arcLengths[ il - 1 ];\n\n\t\t}\n\n\t\t// binary search for the index with largest value smaller than target u distance\n\n\t\tlet low = 0, high = il - 1, comparison;\n\n\t\twhile ( low <= high ) {\n\n\t\t\ti = Math.floor( low + ( high - low ) / 2 ); // less likely to overflow, though probably not issue here, JS doesn't really have integers, all numbers are floats\n\n\t\t\tcomparison = arcLengths[ i ] - targetArcLength;\n\n\t\t\tif ( comparison < 0 ) {\n\n\t\t\t\tlow = i + 1;\n\n\t\t\t} else if ( comparison > 0 ) {\n\n\t\t\t\thigh = i - 1;\n\n\t\t\t} else {\n\n\t\t\t\thigh = i;\n\t\t\t\tbreak;\n\n\t\t\t\t// DONE\n\n\t\t\t}\n\n\t\t}\n\n\t\ti = high;\n\n\t\tif ( arcLengths[ i ] === targetArcLength ) {\n\n\t\t\treturn i / ( il - 1 );\n\n\t\t}\n\n\t\t// we could get finer grain at lengths, or use simple interpolation between two points\n\n\t\tconst lengthBefore = arcLengths[ i ];\n\t\tconst lengthAfter = arcLengths[ i + 1 ];\n\n\t\tconst segmentLength = lengthAfter - lengthBefore;\n\n\t\t// determine where we are between the 'before' and 'after' points\n\n\t\tconst segmentFraction = ( targetArcLength - lengthBefore ) / segmentLength;\n\n\t\t// add that fractional amount to t\n\n\t\tconst t = ( i + segmentFraction ) / ( il - 1 );\n\n\t\treturn t;\n\n\t},\n\n\t// Returns a unit vector tangent at t\n\t// In case any sub curve does not implement its tangent derivation,\n\t// 2 points a small delta apart will be used to find its gradient\n\t// which seems to give a reasonable approximation\n\n\tgetTangent: function ( t, optionalTarget ) {\n\n\t\tconst delta = 0.0001;\n\t\tlet t1 = t - delta;\n\t\tlet t2 = t + delta;\n\n\t\t// Capping in case of danger\n\n\t\tif ( t1 < 0 ) t1 = 0;\n\t\tif ( t2 > 1 ) t2 = 1;\n\n\t\tconst pt1 = this.getPoint( t1 );\n\t\tconst pt2 = this.getPoint( t2 );\n\n\t\tconst tangent = optionalTarget || ( ( pt1.isVector2 ) ? new Vector2() : new Vector3() );\n\n\t\ttangent.copy( pt2 ).sub( pt1 ).normalize();\n\n\t\treturn tangent;\n\n\t},\n\n\tgetTangentAt: function ( u, optionalTarget ) {\n\n\t\tconst t = this.getUtoTmapping( u );\n\t\treturn this.getTangent( t, optionalTarget );\n\n\t},\n\n\tcomputeFrenetFrames: function ( segments, closed ) {\n\n\t\t// see http://www.cs.indiana.edu/
109pub/techreports/TR425.pdf\n\n\t\tconst normal = new Vector3();\n\n\t\tconst tangents = [];\n\t\tconst normals = [];\n\t\tconst binormals = [];\n\n\t\tconst vec = new Vector3();\n\t\tconst mat = new Matrix4();\n\n\t\t// compute the tangent vectors for each segment on the curve\n\n\t\tfor ( let i = 0; i <= segments; i ++ ) {\n\n\t\t\tconst u = i / segments;\n\n\t\t\ttangents[ i ] = this.getTangentAt( u, new Vector3() );\n\t\t\ttangents[ i ].normalize();\n\n\t\t}\n\n\t\t// select an initial normal vector perpendicular to the first tangent vector,\n\t\t// and in the direction of the minimum tangent xyz component\n\n\t\tnormals[ 0 ] = new Vector3();\n\t\tbinormals[ 0 ] = new Vector3();\n\t\tlet min = Number.MAX_VALUE;\n\t\tconst tx = Math.abs( tangents[ 0 ].x );\n\t\tconst ty = Math.abs( tangents[ 0 ].y );\n\t\tconst tz = Math.abs( tangents[ 0 ].z );\n\n\t\tif ( tx <= min ) {\n\n\t\t\tmin = tx;\n\t\t\tnormal.set( 1, 0, 0 );\n\n\t\t}\n\n\t\tif ( ty <= min ) {\n\n\t\t\tmin = ty;\n\t\t\tnormal.set( 0, 1, 0 );\n\n\t\t}\n\n\t\tif ( tz <= min ) {\n\n\t\t\tnormal.set( 0, 0, 1 );\n\n\t\t}\n\n\t\tvec.crossVectors( tangents[ 0 ], normal ).normalize();\n\n\t\tnormals[ 0 ].crossVectors( tangents[ 0 ], vec );\n\t\tbinormals[ 0 ].crossVectors( tangents[ 0 ], normals[ 0 ] );\n\n\n\t\t// compute the slowly-varying normal and binormal vectors for each segment on the curve\n\n\t\tfor ( let i = 1; i <= segments; i ++ ) {\n\n\t\t\tnormals[ i ] = normals[ i - 1 ].clone();\n\n\t\t\tbinormals[ i ] = binormals[ i - 1 ].clone();\n\n\t\t\tvec.crossVectors( tangents[ i - 1 ], tangents[ i ] );\n\n\t\t\tif ( vec.length() > Number.EPSILON ) {\n\n\t\t\t\tvec.normalize();\n\n\t\t\t\tconst theta = Math.acos( MathUtils.clamp( tangents[ i - 1 ].dot( tangents[ i ] ), - 1, 1 ) ); // clamp for floating pt errors\n\n\t\t\t\tnormals[ i ].applyMatrix4( mat.makeRotationAxis( vec, theta ) );\n\n\t\t\t}\n\n\t\t\tbinormals[ i ].crossVectors( tangents[ i ], normals[ i ] );\n\n\t\t}\n\n\t\t// if the curve is closed, postprocess the vectors so the first and last normal vectors are the same\n\n\t\tif ( closed === true ) {\n\n\t\t\tlet theta = Math.acos( MathUtils.clamp( normals[ 0 ].dot( normals[ segments ] ), - 1, 1 ) );\n\t\t\ttheta /= segments;\n\n\t\t\tif ( tangents[ 0 ].dot( vec.crossVectors( normals[ 0 ], normals[ segments ] ) ) > 0 ) {\n\n\t\t\t\ttheta = - theta;\n\n\t\t\t}\n\n\t\t\tfor ( let i = 1; i <= segments; i ++ ) {\n\n\t\t\t\t// twist a little...\n\t\t\t\tnormals[ i ].applyMatrix4( mat.makeRotationAxis( tangents[ i ], theta * i ) );\n\t\t\t\tbinormals[ i ].crossVectors( tangents[ i ], normals[ i ] );\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn {\n\t\t\ttangents: tangents,\n\t\t\tnormals: normals,\n\t\t\tbinormals: binormals\n\t\t};\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\tthis.arcLengthDivisions = source.arcLengthDivisions;\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function () {\n\n\t\tconst data = {\n\t\t\tmetadata: {\n\t\t\t\tversion: 4.5,\n\t\t\t\ttype: 'Curve',\n\t\t\t\tgenerator: 'Curve.toJSON'\n\t\t\t}\n\t\t};\n\n\t\tdata.arcLengthDivisions = this.arcLengthDivisions;\n\t\tdata.type = this.type;\n\n\t\treturn data;\n\n\t},\n\n\tfromJSON: function ( json ) {\n\n\t\tthis.arcLengthDivisions = json.arcLengthDivisions;\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction EllipseCurve( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ) {\n\n\tCurve.call( this );\n\n\tthis.type = 'EllipseCurve';\n\n\tthis.aX = aX || 0;\n\tthis.aY = aY || 0;\n\n\tthis.xRadius = xRadius || 1;\n\tthis.yRadius = yRadius || 1;\n\n\tthis.aStartAngle = aStartAngle || 0;\n\tthis.aEndAngle = aEndAngle || 2 * Math.PI;\n\n\tthis.aClockwise = aClockwise || false;\n\n\tthis.aRotation = aRotation || 0;\n\n}\n\nEllipseCurve.prototype = Object.create( Curve.prototype );\nEllipseCurve.prototype.constructor = EllipseCurve;\n\nEllipseCurve.prototype.isEllipseCurve = true;\n\nEllipseCurve.prototype.getPoint = function ( t, optionalTarget ) {\n\n\tconst point = optionalTarget || new Vector2();\n\n\tconst twoPi = Math.PI * 2;\n\tlet deltaAngle = this.aEndAngle - this.aStartAngle;\n\tconst samePoints = Math.abs( deltaAngle ) < Number.EPSILON;\n\n\t// ensures that deltaAngle is 0 .. 2 PI\n\twhile ( deltaAngle < 0 ) deltaAngle += twoPi;\n\twhile ( deltaAngle > twoPi ) deltaAngle -= twoPi;\n\n\tif ( deltaAngle < Number.EPSILON ) {\n\n\t\tif ( samePoints ) {\n\n\t\t\tdeltaAngle = 0;\n\n\t\t} else {\n\n\t\t\tdeltaAngle = twoPi;\n\n\t\t}\n\n\t}\n\n\tif ( this.aClockwise === true && ! samePoints ) {\n\n\t\tif ( deltaAngle === twoPi ) {\n\n\t\t\tdeltaAngle = - twoPi;\n\n\t\t} else {\n\n\t\t\tdeltaAngle = deltaAngle - twoPi;\n\n\t\t}\n\n\t}\n\n\tconst angle = this.aStartAngle + t * deltaAngle;\n\tlet x = this.aX + this.xRadius * Math.cos( angle );\n\tlet y = this.aY + this.yRadius * Math.sin( angle );\n\n\tif ( this.aRotation !== 0 ) {\n\n\t\tconst cos = Math.cos( this.aRotation );\n\t\tconst sin = Math.sin( this.aRotation );\n\n\t\tconst tx = x - this.aX;\n\t\tconst ty = y - this.aY;\n\n\t\t// Rotate the point about the center of the ellipse.\n\t\tx = tx * cos - ty * sin + this.aX;\n\t\ty = tx * sin + ty * cos + this.aY;\n\n\t}\n\n\treturn point.set( x, y );\n\n};\n\nEllipseCurve.prototype.copy = function ( source ) {\n\n\tCurve.prototype.copy.call( this, source );\n\n\tthis.aX = source.aX;\n\tthis.aY = source.aY;\n\n\tthis.xRadius = source.xRadius;\n\tthis.yRadius = source.yRadius;
109\n\n\tthis.aStartAngle = source.aStartAngle;\n\tthis.aEndAngle = source.aEndAngle;\n\n\tthis.aClockwise = source.aClockwise;\n\n\tthis.aRotation = source.aRotation;\n\n\treturn this;\n\n};\n\n\nEllipseCurve.prototype.toJSON = function () {\n\n\tconst data = Curve.prototype.toJSON.call( this );\n\n\tdata.aX = this.aX;\n\tdata.aY = this.aY;\n\n\tdata.xRadius = this.xRadius;\n\tdata.yRadius = this.yRadius;\n\n\tdata.aStartAngle = this.aStartAngle;\n\tdata.aEndAngle = this.aEndAngle;\n\n\tdata.aClockwise = this.aClockwise;\n\n\tdata.aRotation = this.aRotation;\n\n\treturn data;\n\n};\n\nEllipseCurve.prototype.fromJSON = function ( json ) {\n\n\tCurve.prototype.fromJSON.call( this, json );\n\n\tthis.aX = json.aX;\n\tthis.aY = json.aY;\n\n\tthis.xRadius = json.xRadius;\n\tthis.yRadius = json.yRadius;\n\n\tthis.aStartAngle = json.aStartAngle;\n\tthis.aEndAngle = json.aEndAngle;\n\n\tthis.aClockwise = json.aClockwise;\n\n\tthis.aRotation = json.aRotation;\n\n\treturn this;\n\n};\n\nfunction ArcCurve( aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise ) {\n\n\tEllipseCurve.call( this, aX, aY, aRadius, aRadius, aStartAngle, aEndAngle, aClockwise );\n\n\tthis.type = 'ArcCurve';\n\n}\n\nArcCurve.prototype = Object.create( EllipseCurve.prototype );\nArcCurve.prototype.constructor = ArcCurve;\n\nArcCurve.prototype.isArcCurve = true;\n\n/**\n * Centripetal CatmullRom Curve - which is useful for avoiding\n * cusps and self-intersections in non-uniform catmull rom curves.\n * http://www.cemyuksel.com/research/catmullrom_param/catmullrom.pdf\n *\n * curve.type accepts centripetal(default), chordal and catmullrom\n * curve.tension is used for catmullrom which defaults to 0.5\n */\n\n\n/*\nBased on an optimized c++ solution in\n - http://stackoverflow.com/questions/9489736/catmull-rom-curve-with-no-cusps-and-no-self-intersections/\n - http://ideone.com/NoEbVM\n\nThis CubicPoly class could be used for reusing some variables and calculations,\nbut for three.js curve use, it could be possible inlined and flatten into a single function call\nwhich can be placed in CurveUtils.\n*/\n\nfunction CubicPoly() {\n\n\tlet c0 = 0, c1 = 0, c2 = 0, c3 = 0;\n\n\t/*\n\t * Compute coefficients for a cubic polynomial\n\t * p(s) = c0 + c1*s + c2*s^2 + c3*s^3\n\t * such that\n\t * p(0) = x0, p(1) = x1\n\t * and\n\t * p'(0) = t0, p'(1) = t1.\n\t */\n\tfunction init( x0, x1, t0, t1 ) {\n\n\t\tc0 = x0;\n\t\tc1 = t0;\n\t\tc2 = - 3 * x0 + 3 * x1 - 2 * t0 - t1;\n\t\tc3 = 2 * x0 - 2 * x1 + t0 + t1;\n\n\t}\n\n\treturn {\n\n\t\tinitCatmullRom: function ( x0, x1, x2, x3, tension ) {\n\n\t\t\tinit( x1, x2, tension * ( x2 - x0 ), tension * ( x3 - x1 ) );\n\n\t\t},\n\n\t\tinitNonuniformCatmullRom: function ( x0, x1, x2, x3, dt0, dt1, dt2 ) {\n\n\t\t\t// compute tangents when parameterized in [t1,t2]\n\t\t\tlet t1 = ( x1 - x0 ) / dt0 - ( x2 - x0 ) / ( dt0 + dt1 ) + ( x2 - x1 ) / dt1;\n\t\t\tlet t2 = ( x2 - x1 ) / dt1 - ( x3 - x1 ) / ( dt1 + dt2 ) + ( x3 - x2 ) / dt2;\n\n\t\t\t// rescale tangents for parametrization in [0,1]\n\t\t\tt1 *= dt1;\n\t\t\tt2 *= dt1;\n\n\t\t\tinit( x1, x2, t1, t2 );\n\n\t\t},\n\n\t\tcalc: function ( t ) {\n\n\t\t\tconst t2 = t * t;\n\t\t\tconst t3 = t2 * t;\n\t\t\treturn c0 + c1 * t + c2 * t2 + c3 * t3;\n\n\t\t}\n\n\t};\n\n}\n\n//\n\nconst tmp = new Vector3();\nconst px = new CubicPoly(), py = new CubicPoly(), pz = new CubicPoly();\n\nfunction CatmullRomCurve3( points, closed, curveType, tension ) {\n\n\tCurve.call( this );\n\n\tthis.type = 'CatmullRomCurve3';\n\n\tthis.points = points || [];\n\tthis.closed = closed || false;\n\tthis.curveType = curveType || 'centripetal';\n\tthis.tension = ( tension !== undefined ) ? tension : 0.5;\n\n}\n\nCatmullRomCurve3.prototype = Object.create( Curve.prototype );\nCatmullRomCurve3.prototype.constructor = CatmullRomCurve3;\n\nCatmullRomCurve3.prototype.isCatmullRomCurve3 = true;\n\nCatmullRomCurve3.prototype.getPoint = function ( t, optionalTarget ) {\n\n\tconst point = optionalTarget || new Vector3();\n\n\tconst points = this.points;\n\tconst l = points.length;\n\n\tconst p = ( l - ( this.closed ? 0 : 1 ) ) * t;\n\tlet intPoint = Math.floor( p );\n\tlet weight = p - intPoint;\n\n\tif ( this.closed ) {\n\n\t\tintPoint += intPoint > 0 ? 0 : ( Math.floor( Math.abs( intPoint ) / l ) + 1 ) * l;\n\n\t} else if ( weight === 0 && intPoint === l - 1 ) {\n\n\t\tintPoint = l - 2;\n\t\tweight = 1;\n\n\t}\n\n\tlet p0, p1, p2, p3; // 4 points\n\n\tif ( this.closed || intPoint > 0 ) {\n\n\t\tp0 = points[ ( intPoint - 1 ) % l ];\n\n\t} else {\n\n\t\t// extrapolate first point\n\t\ttmp.subVectors( points[ 0 ], points[ 1 ] ).add( points[ 0 ] );\n\t\tp0 = tmp;\n\n\t}\n\n\tp1 = points[ intPoint % l ];\n\tp2 = points[ ( intPoint + 1 ) % l ];\n\n\tif ( this.closed || intPoint + 2 < l ) {\n\n\t\tp3 = points[ ( intPoint + 2 ) % l ];\n\n\t} else {\n\n\t\t// extrapolate last point\n\t\ttmp.subVectors( points[ l - 1 ], points[ l - 2 ] ).add( points[ l - 1 ] );\n\t\tp3 = tmp;\n\n\t}\n\n\tif ( this.curveType === 'centripetal' || this.curveType === 'chordal' ) {\n\n\t\t// init Centripetal / Chordal Catmull-Rom\n\t\tconst pow = this.curveType === 'chordal' ? 0.5 : 0.25;\n\t\tlet dt0 = Math.pow( p0.distanceToSquared( p1 ), pow );\n\t\tlet dt1 = Math.pow( p1.distanceToSquared( p2 ), pow );\n\t\tlet dt2 = Math.pow( p2.distanceToSquared( p3 ), pow );\n\n\t\t// safety check for repeated points\n\t\tif ( dt1 < 1e-4 ) dt1 = 1.0;\n\t\tif ( dt0 < 1e-4 ) dt0 = dt1;\n\t\tif ( dt2 < 1e-4 ) dt2 = dt1;\n\n\t\tpx.initNonuniformCatmullRom( p0.x, p1.x, p2.x, p3.x, dt0, dt1, dt2 );\n\t\tpy.initNonuniformCatmullRom( p0.y, p1.y, p2.y, p3.y, dt0, dt1, dt2 );\n\t\tpz.initNonuniformCatmullRom( p0.z, p1.z, p2.z, p3.z, dt0, dt1, dt2 );\n\n\t} else if ( this.curveType === 'catmullrom' ) {\n\n\t\tpx.initCatmullRom( p0.x, p1.x, p2.x, p3.x, this.tension );\n\t\tpy.initCatmullRom( p0.y, p1.y, p2.y, p3.y, this.tension );\n\t\tpz.initCatmullRom( p0.z, p1.z, p2.z, p3.z, this.tension );\n\n\t}\n\n\tpoint.set(\n\t\tpx.calc( weight ),\n\t\tpy.calc( weight ),\n\t\tpz.calc( weight )\n\t);\n\n\treturn point;\n\n};\n\nCatmullRomCurve3.prototype.copy = function ( source ) {\n\n\tCurve.prototype.copy.call( this, source );\n\n\tthis.points = [];\n\n\tfor ( let i = 0, l = source.points.length; i < l; i ++ ) {\n\n\t\tconst point = source.points[ i ];\n\n\t\tthis.points.push( point.clone() );\n\n\t}\n\n\tthis.closed = source.closed;\n\tthis.curveType = source.curveType;\n\tthis.tension = source.tension;\n\n\treturn this;\n\n};\n\nCatmullRomCurve3.prototype.toJSON = function () {\n\n\tconst data = Curve.prototype.toJSON.call( this );\n\n\tdata.points = [];\n\n\tfor ( let i = 0, l = this.points.length; i < l; i ++ ) {\n\n\t\tconst point = this.points[ i ];\n\t\tdata.points.push( point.toArray() );\n\n\t}\n\n\tdata.closed = this.closed;\n\tdata.curveType = this.curveType;\n\tdata.tension = this.tension;\n\n\treturn data;\n\n};\n\nCatmullRomCurve3.prototype.fromJSON = function ( json ) {\n\n\tCurve.prototype.fromJSON.call( this, json );\n\n\tthis.points = [];\n\n\tfor ( let i = 0, l = json.points.length; i < l; i ++ ) {\n\n\t\tconst point = json.points[ i ];\n\t\tthis.points.push( new Vector3().fromArray( point ) );\n\n\t}\n\n\tthis.closed = json.closed;\n\tthis.curveType = json.curveType;\n\tthis.tension = json.tension;\n\n\treturn this;\n\n};\n\n/**\n * Bezier Curves formulas obtained from\n * http://en.wikipedia.org/wiki/Bézier_curve\
109n */\n\nfunction CatmullRom( t, p0, p1, p2, p3 ) {\n\n\tconst v0 = ( p2 - p0 ) * 0.5;\n\tconst v1 = ( p3 - p1 ) * 0.5;\n\tconst t2 = t * t;\n\tconst t3 = t * t2;\n\treturn ( 2 * p1 - 2 * p2 + v0 + v1 ) * t3 + ( - 3 * p1 + 3 * p2 - 2 * v0 - v1 ) * t2 + v0 * t + p1;\n\n}\n\n//\n\nfunction QuadraticBezierP0( t, p ) {\n\n\tconst k = 1 - t;\n\treturn k * k * p;\n\n}\n\nfunction QuadraticBezierP1( t, p ) {\n\n\treturn 2 * ( 1 - t ) * t * p;\n\n}\n\nfunction QuadraticBezierP2( t, p ) {\n\n\treturn t * t * p;\n\n}\n\nfunction QuadraticBezier( t, p0, p1, p2 ) {\n\n\treturn QuadraticBezierP0( t, p0 ) + QuadraticBezierP1( t, p1 ) +\n\t\tQuadraticBezierP2( t, p2 );\n\n}\n\n//\n\nfunction CubicBezierP0( t, p ) {\n\n\tconst k = 1 - t;\n\treturn k * k * k * p;\n\n}\n\nfunction CubicBezierP1( t, p ) {\n\n\tconst k = 1 - t;\n\treturn 3 * k * k * t * p;\n\n}\n\nfunction CubicBezierP2( t, p ) {\n\n\treturn 3 * ( 1 - t ) * t * t * p;\n\n}\n\nfunction CubicBezierP3( t, p ) {\n\n\treturn t * t * t * p;\n\n}\n\nfunction CubicBezier( t, p0, p1, p2, p3 ) {\n\n\treturn CubicBezierP0( t, p0 ) + CubicBezierP1( t, p1 ) + CubicBezierP2( t, p2 ) +\n\t\tCubicBezierP3( t, p3 );\n\n}\n\nfunction CubicBezierCurve( v0, v1, v2, v3 ) {\n\n\tCurve.call( this );\n\n\tthis.type = 'CubicBezierCurve';\n\n\tthis.v0 = v0 || new Vector2();\n\tthis.v1 = v1 || new Vector2();\n\tthis.v2 = v2 || new Vector2();\n\tthis.v3 = v3 || new Vector2();\n\n}\n\nCubicBezierCurve.prototype = Object.create( Curve.prototype );\nCubicBezierCurve.prototype.constructor = CubicBezierCurve;\n\nCubicBezierCurve.prototype.isCubicBezierCurve = true;\n\nCubicBezierCurve.prototype.getPoint = function ( t, optionalTarget ) {\n\n\tconst point = optionalTarget || new Vector2();\n\n\tconst v0 = this.v0, v1 = this.v1, v2 = this.v2, v3 = this.v3;\n\n\tpoint.set(\n\t\tCubicBezier( t, v0.x, v1.x, v2.x, v3.x ),\n\t\tCubicBezier( t, v0.y, v1.y, v2.y, v3.y )\n\t);\n\n\treturn point;\n\n};\n\nCubicBezierCurve.prototype.copy = function ( source ) {\n\n\tCurve.prototype.copy.call( this, source );\n\n\tthis.v0.copy( source.v0 );\n\tthis.v1.copy( source.v1 );\n\tthis.v2.copy( source.v2 );\n\tthis.v3.copy( source.v3 );\n\n\treturn this;\n\n};\n\nCubicBezierCurve.prototype.toJSON = function () {\n\n\tconst data = Curve.prototype.toJSON.call( this );\n\n\tdata.v0 = this.v0.toArray();\n\tdata.v1 = this.v1.toArray();\n\tdata.v2 = this.v2.toArray();\n\tdata.v3 = this.v3.toArray();\n\n\treturn data;\n\n};\n\nCubicBezierCurve.prototype.fromJSON = function ( json ) {\n\n\tCurve.prototype.fromJSON.call( this, json );\n\n\tthis.v0.fromArray( json.v0 );\n\tthis.v1.fromArray( json.v1 );\n\tthis.v2.fromArray( json.v2 );\n\tthis.v3.fromArray( json.v3 );\n\n\treturn this;\n\n};\n\nfunction CubicBezierCurve3( v0, v1, v2, v3 ) {\n\n\tCurve.call( this );\n\n\tthis.type = 'CubicBezierCurve3';\n\n\tthis.v0 = v0 || new Vector3();\n\tthis.v1 = v1 || new Vector3();\n\tthis.v2 = v2 || new Vector3();\n\tthis.v3 = v3 || new Vector3();\n\n}\n\nCubicBezierCurve3.prototype = Object.create( Curve.prototype );\nCubicBezierCurve3.prototype.constructor = CubicBezierCurve3;\n\nCubicBezierCurve3.prototype.isCubicBezierCurve3 = true;\n\nCubicBezierCurve3.prototype.getPoint = function ( t, optionalTarget ) {\n\n\tconst point = optionalTarget || new Vector3();\n\n\tconst v0 = this.v0, v1 = this.v1, v2 = this.v2, v3 = this.v3;\n\n\tpoint.set(\n\t\tCubicBezier( t, v0.x, v1.x, v2.x, v3.x ),\n\t\tCubicBezier( t, v0.y, v1.y, v2.y, v3.y ),\n\t\tCubicBezier( t, v0.z, v1.z, v2.z, v3.z )\n\t);\n\n\treturn point;\n\n};\n\nCubicBezierCurve3.prototype.copy = function ( source ) {\n\n\tCurve.prototype.copy.call( this, source );\n\n\tthis.v0.copy( source.v0 );\n\tthis.v1.copy( source.v1 );\n\tthis.v2.copy( source.v2 );\n\tthis.v3.copy( source.v3 );\n\n\treturn this;\n\n};\n\nCubicBezierCurve3.prototype.toJSON = function () {\n\n\tconst data = Curve.prototype.toJSON.call( this );\n\n\tdata.v0 = this.v0.toArray();\n\tdata.v1 = this.v1.toArray();\n\tdata.v2 = this.v2.toArray();\n\tdata.v3 = this.v3.toArray();\n\n\treturn data;\n\n};\n\nCubicBezierCurve3.prototype.fromJSON = function ( json ) {\n\n\tCurve.prototype.fromJSON.call( this, json );\n\n\tthis.v0.fromArray( json.v0 );\n\tthis.v1.fromArray( json.v1 );\n\tthis.v2.fromArray( json.v2 );\n\tthis.v3.fromArray( json.v3 );\n\n\treturn this;\n\n};
109\n\nfunction LineCurve( v1, v2 ) {\n\n\tCurve.call( this );\n\n\tthis.type = 'LineCurve';\n\n\tthis.v1 = v1 || new Vector2();\n\tthis.v2 = v2 || new Vector2();\n\n}\n\nLineCurve.prototype = Object.create( Curve.prototype );\nLineCurve.prototype.constructor = LineCurve;\n\nLineCurve.prototype.isLineCurve = true;\n\nLineCurve.prototype.getPoint = function ( t, optionalTarget ) {\n\n\tconst point = optionalTarget || new Vector2();\n\n\tif ( t === 1 ) {\n\n\t\tpoint.copy( this.v2 );\n\n\t} else {\n\n\t\tpoint.copy( this.v2 ).sub( this.v1 );\n\t\tpoint.multiplyScalar( t ).add( this.v1 );\n\n\t}\n\n\treturn point;\n\n};\n\n// Line curve is linear, so we can overwrite default getPointAt\n\nLineCurve.prototype.getPointAt = function ( u, optionalTarget ) {\n\n\treturn this.getPoint( u, optionalTarget );\n\n};\n\nLineCurve.prototype.getTangent = function ( t, optionalTarget ) {\n\n\tconst tangent = optionalTarget || new Vector2();\n\n\ttangent.copy( this.v2 ).sub( this.v1 ).normalize();\n\n\treturn tangent;\n\n};\n\nLineCurve.prototype.copy = function ( source ) {\n\n\tCurve.prototype.copy.call( this, source );\n\n\tthis.v1.copy( source.v1 );\n\tthis.v2.copy( source.v2 );\n\n\treturn this;\n\n};\n\nLineCurve.prototype.toJSON = function () {\n\n\tconst data = Curve.prototype.toJSON.call( this );\n\n\tdata.v1 = this.v1.toArray();\n\tdata.v2 = this.v2.toArray();\n\n\treturn data;\n\n};\n\nLineCurve.prototype.fromJSON = function ( json ) {\n\n\tCurve.prototype.fromJSON.call( this, json );\n\n\tthis.v1.fromArray( json.v1 );\n\tthis.v2.fromArray( json.v2 );\n\n\treturn this;\n\n};\n\nfunction LineCurve3( v1, v2 ) {\n\n\tCurve.call( this );\n\n\tthis.type = 'LineCurve3';\n\n\tthis.v1 = v1 || new Vector3();\n\tthis.v2 = v2 || new Vector3();\n\n}\n\nLineCurve3.prototype = Object.create( Curve.prototype );\nLineCurve3.prototype.constructor = LineCurve3;\n\nLineCurve3.prototype.isLineCurve3 = true;\n\nLineCurve3.prototype.getPoint = function ( t, optionalTarget ) {\n\n\tconst point = optionalTarget || new Vector3();\n\n\tif ( t === 1 ) {\n\n\t\tpoint.copy( this.v2 );\n\n\t} else {\n\n\t\tpoint.copy( this.v2 ).sub( this.v1 );\n\t\tpoint.multiplyScalar( t ).add( this.v1 );\n\n\t}\n\n\treturn point;\n\n};\n\n// Line curve is linear, so we can overwrite default getPointAt\n\nLineCurve3.prototype.getPointAt = function ( u, optionalTarget ) {\n\n\treturn this.getPoint( u, optionalTarget );\n\n};\n\nLineCurve3.prototype.copy = function ( source ) {\n\n\tCurve.prototype.copy.call( this, source );\n\n\tthis.v1.copy( source.v1 );\n\tthis.v2.copy( source.v2 );\n\n\treturn this;\n\n};\n\nLineCurve3.prototype.toJSON = function () {\n\n\tconst data = Curve.prototype.toJSON.call( this );\n\n\tdata.v1 = this.v1.toArray();\n\tdata.v2 = this.v2.toArray();\n\n\treturn data;\n\n};\n\nLineCurve3.prototype.fromJSON = function ( json ) {\n\n\tCurve.prototype.fromJSON.call( this, json );\n\n\tthis.v1.fromArray( json.v1 );\n\tthis.v2.fromArray( json.v2 );\n\n\treturn this;\n\n};\n\nfunction QuadraticBezierCurve( v0, v1, v2 ) {\n\n\tCurve.call( this );\n\n\tthis.type = 'QuadraticBezierCurve';\n\n\tthis.v0 = v0 || new Vector2();\n\tthis.v1 = v1 || new Vector2();\n\tthis.v2 = v2 || new Vector2();\n\n}\n\nQuadraticBezierCurve.prototype = Object.create( Curve.prototype );\nQuadraticBezierCurve.prototype.constructor = QuadraticBezierCurve;\n\nQuadraticBezierCurve.prototype.isQuadraticBezierCurve = true;\n\nQuadraticBezierCurve.prototype.getPoint = function ( t, optionalTarget ) {\n\n\tconst point = optionalTarget || new Vector2();\n\n\tconst v0 = this.v0, v1 = this.v1, v2 = this.v2;\n\n\tpoint.set(\n\t\tQuadraticBezier( t, v0.x, v1.x, v2.x ),\n\t\tQuadraticBezier( t, v0.y, v1.y, v2.y )\n\t);\n\n\treturn point;\n\n};\n\nQuadraticBezierCurve.prototype.copy = function ( source ) {\n\n\tCurve.prototype.copy.call( this, source );\n\n\tthis.v0.copy( source.v0 );\n\tthis.v1.copy( source.v1 );\n\tthis.v2.copy( source.v2 );\n\n\treturn this;\n\n};\n\nQuadraticBezierCurve.prototype.toJSON = function () {\n\n\tconst data = Curve.prototype.toJSON.call( this );\n\n\tdata.v0 = this.v0.toArray();\n\tdata.v1 = this.v1.toArray();\n\tdata.v2 = this.v2.toArray();\n\n\treturn data;\n\n};\n\nQuadraticBezierCurve.prototype.fromJSON = function ( json ) {\n\n\tCurve.prototype.fromJSON.call( this, json );\n\n\tthis.v0.fromArray( json.v0 );\n\tthis.v1.fromArray( json.v1 );\n\tthis.v2.fromArray( json.v2 );\n\n\treturn this;\n\n};\n\nfunction QuadraticBezierCurve3( v0, v1, v2 ) {\n\n\tCurve.call( this );\n\n\tthis.type = 'QuadraticBezierCurve3';\n\n\tthis.v0 = v0 || new Vector3();\n\tthis.v1 = v1 || new Vector3();\n\tthis.v2 = v2 || new Vector3();\n\n}\n\nQuadraticBezierCurve3.prototype = Object.create( Curve.prototype );\nQuadraticBezierCurve3.prototype.constructor = QuadraticBezierCurve3;\n\nQuadraticBezierCurve3.prototype.isQuadraticBezierCurve3 = true;\n\nQuadraticBezierCurve3.prototype.getPoint = function ( t, optionalTarget ) {\n\n\tconst point = optionalTarget || new Vector3();\n\n\tconst v0 = this.v0, v1 = this.v1, v2 = this.v2;\n\n\tpoint.set(\n\t\tQuadraticBezier( t, v0.x, v1.x, v2.x ),\n\t\tQuadraticBezier( t, v0.y, v1.y, v2.y ),\n\t\tQuadraticBezier( t, v0.z, v1.z, v2.z )\n\t);\n\n\treturn point;\n\n};\n\nQuadraticBezierCurve3.prototype.copy = function ( source ) {\n\n\tCurve.prototype.copy.call( this, source );\n\n\tthis.v0.copy( source.v0 );\n\tthis.v1.copy( source.v1 );\n\tthis.v2.copy( source.v2 );\n\n\treturn this;\n\n};\n\nQuadraticBezierCurve3.prototype.toJSON = function () {\n\n\tconst data = Curve.prototype.toJSON.call( this );\n\n\tdata.v0 = this.v0.toArray();\n\tdata.v1 = this.v1.toArray();\n\tdata.v2 = this.v2.toArray();\n\n\treturn data;\n\n};\n\nQuadraticBezierCurve3.prototype.fromJSON = function ( json ) {\n\n\tCurve.prototype.fromJSON.call( this, json );\n\n\tthis.v0.fromArray( json.v0 );\n\tthis.v1.fromArray( json.v1 );\n\tthis.v2.fromArray( json.v2 );\n\n\treturn this;\n\n};\n\nfunction SplineCurve( points ) {\n\n\tCurve.call( this );\n\n\tthis.type = 'SplineCurve';\n\n\tthis.points = points || [];\n\n}\n\nSplineCurve.prototype = Object.create( Curve.prototype );\nSplineCurve.prototype.constructor = SplineCurve;\n\nSplineCurve.prototype.isSplineCurve = true;\n\nSplineCurve.prototype.getPoint = function ( t, optionalTarget ) {\n\n\tconst point = optionalTarget || new Vector2();\n\n\tconst points = this.points;\n\tconst p = ( points.length - 1 ) * t;\n\n\tconst intPoint = Math.floor( p );\n\tconst weight = p - intPoint;\n\n\tconst p0 = points[ intPoint === 0 ? intPoint : intPoint - 1 ];\n\tconst p1 = points[ intPoint ];\n\tconst p2 = points[ intPoint > points.length - 2 ? points.length - 1 : intPoint + 1 ];\n\tconst p3 = points[ intPoint > points.length - 3 ? points.length - 1 : intPoint + 2 ];\n\n\tpoint.set(\n\t\tCatmullRom( weight, p0.x, p1.x, p2.x, p3.x ),\n\t\tCatmullRom( weight, p0.y, p1.y, p2.y, p3.y )\n\t);\n\n\treturn point;\n\n};\n\nSplineCurve.prototype.copy = function ( source ) {\n\n\tCurve.prototype.copy.call( this, source );\n\n\tthis.points = [];\n\n\tfor ( let i = 0, l = source.points.length; i < l; i ++ ) {\n\n\t\tconst point = source.points[ i ];\n\n\t\tthis.points.push( point.clone() );\n\n\t}\n\n\treturn this;\n\n};\n\nSplineCurve.prototype.toJSON = function () {\n\n\tconst data = Curve.prototype.toJSON.call( this );\n\n\tdata.points = [];\n\n\tfor ( let i = 0, l = this.points.length; i < l; i ++ ) {\n\n\t\tconst point = this.points[ i ];\n\t\tdata.points.push( point.toArray() );\n\n\t}\n\n\treturn data;\n\n};\n\nSplineCurve.prototype.fromJSON = function ( json ) {\n\n\tCurve.prototype.fromJSON.call( this, json );\n\n\tthis.points = [];\n\n\tfor ( let i = 0, l = json.points.length; i < l; i ++ ) {\n\n\t\tconst point = json.points[ i ];\n\t\tthis.points.push( new Vector2().fromArray( point ) );\n\n\t}\n\n\treturn this;\n\n};\n\nvar Curves = /*#__PURE__*/Object.freeze({\n\t__proto__: null,\n\tArcCurve: ArcCurve,\n\tCatmullRomCurve3: CatmullRomCurve3,\n\tCubicBezierCurve: CubicBezierCurve,\n\tCubicBezierCurve3: CubicBezierCurve3,\n\tEllipseCurve: EllipseCurve,\n\tLineCurve: LineCurve,\n\tLineCurve3: LineCurve3,\n\tQuadraticBezierCurve: QuadraticBezierCurve,\n\tQuadraticBezierCurve3: QuadraticBezierCurve3,\n\tSplineCurve: SplineCurve\n});\n\n/**************************************************************\n *\tCurved Path - a curve path is simply a array of connected\n * curves, but retains the api of a curve\n **************************************************************/\n\nfunction CurvePath() {\n\n\tCurve.call( this );\n\n\tthis.type = 'CurvePath';\n\n\tthis.curves = [];\n\tthis.autoClose = false; // Automatically closes the path\n\n}\n\nCurvePath.prototype = Object.assign( Object.create( Curve.prototype ), {\n\n\tconstructor: CurvePath,\n\n\tadd: function ( curve ) {\n\n\t\tthis.curves.push( curve );\n\n\t},\n\n\tclosePath: function () {\n\n\t\t// Add a line curve if start and end of lines are not connected\n\t\tconst startPoint = this.curves[ 0 ].getPoint( 0 );\n\t\tconst endPoint = this.curves[ this.curves.length - 1 ].getPoint( 1 );\n\n\t\tif ( ! startPoint.equals( endPoint ) ) {\n\n\t\t\tthis.curves.push( new LineCurve( endPoint, startPoint ) );\n\n\t\t}\n\n\t},\n\n\t// To get accurate point with reference to\n\t// entire path distance at time t,\n\t// following has to be done:\n\n\t// 1. Length of each sub path have to be known\n\t// 2. Locate and identify type of curve\n\t// 3. Get t for the curve\
109n\t// 4. Return curve.getPointAt(t')\n\n\tgetPoint: function ( t ) {\n\n\t\tconst d = t * this.getLength();\n\t\tconst curveLengths = this.getCurveLengths();\n\t\tlet i = 0;\n\n\t\t// To think about boundaries points.\n\n\t\twhile ( i < curveLengths.length ) {\n\n\t\t\tif ( curveLengths[ i ] >= d ) {\n\n\t\t\t\tconst diff = curveLengths[ i ] - d;\n\t\t\t\tconst curve = this.curves[ i ];\n\n\t\t\t\tconst segmentLength = curve.getLength();\n\t\t\t\tconst u = segmentLength === 0 ? 0 : 1 - diff / segmentLength;\n\n\t\t\t\treturn curve.getPointAt( u );\n\n\t\t\t}\n\n\t\t\ti ++;\n\n\t\t}\n\n\t\treturn null;\n\n\t\t// loop where sum != 0, sum > d , sum+1 <d\n\n\t},\n\n\t// We cannot use the default THREE.Curve getPoint() with getLength() because in\n\t// THREE.Curve, getLength() depends on getPoint() but in THREE.CurvePath\n\t// getPoint() depends on getLength\n\n\tgetLength: function () {\n\n\t\tconst lens = this.getCurveLengths();\n\t\treturn lens[ lens.length - 1 ];\n\n\t},\n\n\t// cacheLengths must be recalculated.\n\tupdateArcLengths: function () {\n\n\t\tthis.needsUpdate = true;\n\t\tthis.cacheLengths = null;\n\t\tthis.getCurveLengths();\n\n\t},\n\n\t// Compute lengths and cache them\n\t// We cannot overwrite getLengths() because UtoT mapping uses it.\n\n\tgetCurveLengths: function () {\n\n\t\t// We use cache values if curves and cache array are same length\n\n\t\tif ( this.cacheLengths && this.cacheLengths.length === this.curves.length ) {\n\n\t\t\treturn this.cacheLengths;\n\n\t\t}\n\n\t\t// Get length of sub-curve\n\t\t// Push sums into cached array\n\n\t\tconst lengths = [];\n\t\tlet sums = 0;\n\n\t\tfor ( let i = 0, l = this.curves.length; i < l; i ++ ) {\n\n\t\t\tsums += this.curves[ i ].getLength();\n\t\t\tlengths.push( sums );\n\n\t\t}\n\n\t\tthis.cacheLengths = lengths;\n\n\t\treturn lengths;\n\n\t},\n\n\tgetSpacedPoints: function ( divisions ) {\n\n\t\tif ( divisions === undefined ) divisions = 40;\n\n\t\tconst points = [];\n\n\t\tfor ( let i = 0; i <= divisions; i ++ ) {\n\n\t\t\tpoints.push( this.getPoint( i / divisions ) );\n\n\t\t}\n\n\t\tif ( this.autoClose ) {\n\n\t\t\tpoints.push( points[ 0 ] );\n\n\t\t}\n\n\t\treturn points;\n\n\t},\n\n\tgetPoints: function ( divisions ) {\n\n\t\tdivisions = divisions || 12;\n\n\t\tconst points = [];\n\t\tlet last;\n\n\t\tfor ( let i = 0, curves = this.curves; i < curves.length; i ++ ) {\n\n\t\t\tconst curve = curves[ i ];\n\t\t\tconst resolution = ( curve && curve.isEllipseCurve ) ? divisions * 2\n\t\t\t\t: ( curve && ( curve.isLineCurve || curve.isLineCurve3 ) ) ? 1\n\t\t\t\t\t: ( curve && curve.isSplineCurve ) ? divisions * curve.points.length\n\t\t\t\t\t\t: divisions;\n\n\t\t\tconst pts = curve.getPoints( resolution );\n\n\t\t\tfor ( let j = 0; j < pts.length; j ++ ) {\n\n\t\t\t\tconst point = pts[ j ];\n\n\t\t\t\tif ( last && last.equals( point ) ) continue; // ensures no consecutive points are duplicates\n\n\t\t\t\tpoints.push( point );\n\t\t\t\tlast = point;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( this.autoClose && points.length > 1 && ! points[ points.length - 1 ].equals( points[ 0 ] ) ) {\n\n\t\t\tpoints.push( points[ 0 ] );\n\n\t\t}\n\n\t\treturn points;\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\tCurve.prototype.copy.call( this, source );\n\n\t\tthis.curves = [];\n\n\t\tfor ( let i = 0, l = source.curves.length; i < l; i ++ ) {\n\n\t\t\tconst curve = source.curves[ i ];\n\n\t\t\tthis.curves.push( curve.clone() );\n\n\t\t}\n\n\t\tthis.autoClose = source.autoClose;\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function () {\n\n\t\tconst data = Curve.prototype.toJSON.call( this );\n\n\t\tdata.autoClose = this.autoClose;\n\t\tdata.curves = [];\n\n\t\tfor ( let i = 0, l = this.curves.length; i < l; i ++ ) {\n\n\t\t\tconst curve = this.curves[ i ];\n\t\t\tdata.curves.push( curve.toJSON() );\n\n\t\t}\n\n\t\treturn data;\n\n\t},\n\n\tfromJSON: function ( json ) {\n\n\t\tCurve.prototype.fromJSON.call( this, json );\n\n\t\tthis.autoClose = json.autoClose;\n\t\tthis.curves = [];\n\n\t\tfor ( let i = 0, l = json.curves.length; i < l; i ++ ) {\n\n\t\t\tconst curve = json.curves[ i ];\n\t\t\tthis.curves.push( new Curves[ curve.type ]().fromJSON( curve ) );\n\n\t\t}\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction Path( points ) {\n\n\tCurvePath.call( this );\n\n\tthis.type = 'Path';\n\n\tthis.currentPoint = new Vector2();\n\n\tif ( points ) {\n\n\t\tthis.setFromPoints( points );\n\n\t}\n\n}\n\nPath.prototype = Object.assign( Object.create( CurvePath.prototype ), {\n\n\tconstructor: Path,\n\n\tsetFromPoints: function ( points ) {\n\n\t\tthis.moveTo( points[ 0 ].x, points[ 0 ].y );\n\n\t\tfor ( let i = 1, l = points.length; i < l; i ++ ) {\n\n\t\t\tthis.lineTo( points[ i ].x, points[ i ].y );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tmoveTo: function ( x, y ) {\n\n\t\tthis.currentPoint.set( x, y ); // TODO consider referencing vectors instead of copying?\n\n\t\treturn this;\n\n\t},\n\n\tlineTo: function ( x, y ) {\n\n\t\tconst curve = new LineCurve( this.currentPoint.clone(), new Vector2( x, y ) );\n\t\tthis.curves.push( curve );\n\n\t\tthis.currentPoint.set( x, y );\n\n\t\treturn this;\n\n\t},\n\n\tquadraticCurveTo: function ( aCPx, aCPy, aX, aY ) {\n\n\t\tconst curve = new QuadraticBezierCurve(\n\t\t\tthis.currentPoint.clone(),\n\t\t\tnew Vector2( aCPx, aCPy ),\n\t\t\tnew Vector2( aX, aY )\n\t\t);\n\n\t\tthis.curves.push( curve );\n\n\t\tthis.currentPoint.set( aX, aY );\n\n\t\treturn this;\n\n\t},\n\n\tbezierCurveTo: function ( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ) {\n\n\t\tconst curve = new CubicBezierCurve(\n\t\t\tthis.currentPoint.clone(),\n\t\t\tnew Vector2( aCP1x, aCP1y ),\n\t\t\tnew Vector2( aCP2x, aCP2y ),\n\t\t\tnew Vector2( aX, aY )\n\t\t);\n\n\t\tthis.curves.push( curve );\n\n\t\tthis.currentPoint.set( aX, aY );\n\n\t\treturn this;\n\n\t},\n\n\tsplineThru: function ( pts /*Array of Vector*/ ) {\n\n\t\tconst npts = [ this.currentPoint.clone() ].concat( pts );\n\n\t\tconst curve = new SplineCurve( npts );\n\t\tthis.curves.push( curve );\n\n\t\tthis.currentPoint.copy( pts[ pts.length - 1 ] );\n\n\t\treturn this;\n\n\t},\n\n\tarc: function ( aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise ) {\n\n\t\tconst x0 = this.currentPoint.x;\n\t\tconst y0 = this.currentPoint.y;\n\n\t\tthis.absarc( aX + x0, aY + y0, aRadius,\n\t\t\taStartAngle, aEndAngle, aClockwise );\n\n\t\treturn this;\n\n\t},\n\n\tabsarc: function ( aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise ) {\n\n\t\tthis.absellipse( aX, aY, aRadius, aRadius, aStartAngle, aEndAngle, aClockwise );\n\n\t\treturn this;\n\n\t},\n\n\tellipse: function ( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ) {\n\n\t\tconst x0 = this.currentPoint.x;\n\t\tconst y0 = this.currentPoint.y;\n\n\t\tthis.absellipse( aX + x0, aY + y0, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation );\n\n\t\treturn this;\n\n\t},\n\n\tabsellipse: function ( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ) {\n\n\t\tconst curve = new EllipseCurve( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation );\n\n\t\tif ( this.curves.length > 0 ) {\n\n\t\t\t// if a previous curve is present, attempt to join\n\t\t\tconst firstPoint = curve.getPoint( 0 );\n\n\t\t\tif ( ! firstPoint.equals( this.currentPoint ) ) {\n\n\t\t\t\tthis.lineTo( firstPoint.x, firstPoint.y );\n\n\t\t\t}\n\n\t\t}\n\n\t\tthis.curves.push( curve );\n\n\t\tconst lastPoint = curve.getPoint( 1 );\n\t\tthis.currentPoint.copy( lastPoint );\n\n\t\treturn this;\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\tCurvePath.prototype.copy.call( this, source );\n\n\t\tthis.currentPoint.copy( source.currentPoint );\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function () {\n\n\t\tconst data = CurvePath.prototype.toJSON.call( this );\n\n\t\tdata.currentPoint = this.currentPoint.toArray();\n\n\t\treturn data;\n\n\t},\n\n\tfromJSON: function ( json ) {\n\n\t\tCurvePath.prototype.fromJSON.call( this, json );\n\n\t\tthis.currentPoint.fromArray( json.currentPoint );\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction Shape( points ) {\n\n\tPath.call( this, points );\n\n\tthis.uuid = MathUtils.generateUUID();\n\n\tthis.type = 'Shape';\n\n\tthis.holes = [];\n\n}\n\nShape.prototype = Object.assign( Object.create( Path.prototype ), {\n\n\tconstructor: Shape,\n\n\tgetPointsHoles: function ( divisions ) {\n\n\t\tconst holesPts = [];\n\n\t\tfor ( let i = 0, l = this.holes.length; i < l; i ++ ) {\n\n\t\t\tholesPts[ i ] = this.holes[ i ].getPoints( divisions );\n\n\t\t}\n\n\t\treturn holesPts;\n\n\t},\n\n\t// get points of shape and holes (keypoints based on segments parameter)\n\n\textractPoints: function ( divisions ) {\n\n\t\treturn {\n\n\t\t\tshape: this.getPoints( divisions ),\n\t\t\tholes: this.getPointsHoles( divisions )\n\n\t\t};\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\tPath.prototype.copy.call( this, source );\n\n\t\tthis.holes = [];\n\n\t\tfor ( let i = 0, l = source.holes.length; i < l; i ++ ) {\n\n\t\t\tconst hole = source.holes[ i ];\n\n\t\t\tthis.holes.push( hole.clone() );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function () {\n\n\t\tconst data = Path.prototype.toJSON.call( this );\n\n\t\tdata.uuid = this.uuid;\n\t\tdata.holes = [];\n\n\t\tfor ( let i = 0, l = this.holes.length; i < l; i ++ ) {\n\n\t\t\tconst hole = this.holes[ i ];\n\t\t\tdata.holes.push( hole.toJSON() );\n\n\t\t}\n\n\t\treturn data;\n\n\t},\n\n\tfromJSON: function ( json ) {\n\n\t\tPath.prototype.fromJSON.call( this, json );\n\n\t\tthis.uuid = json.uuid;\n\t\tthis.holes = [];\n\n\t\tfor ( let i = 0, l = json.holes.length; i < l; i ++ ) {\n\n\t\t\tconst hole = json.holes[ i ];\n\t\t\tthis.holes.push( new Path().fromJSON( hole ) );\n\n\t\t}\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction Light( color, intensity ) {\n\n\tObject3D.call( this );\n\n\tthis.type = 'Light';\n\n\tthis.color = new Color( color );\n\tthis.intensity = intensity !== undefined ? intensity : 1;\n\n\tthis.receiveShadow = undefined;\n\n}\n\nLight.prototype = Object.assign( Object.create( Object3D.prototype ), {\n\n\tconstructor: Light,\n\n\tisLight: true,\n\n\tcopy: function ( source ) {\n\n\t\tObject3D.prototype.copy.call( this, source );\n\n\t\tthis.color.copy( source.color );\n\t\tthis.intensity = source.intensity;\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function ( meta ) {\n\n\t\tconst data = Object3D.prototype.toJSON.call( this, meta );\n\n\t\tdata.object.color = this.color.getHex();\n\t\tdata.object.intensity = this.intensity;\n\n\t\tif ( this.groundColor !== undefined ) data.object.groundColor = this.groundColor.getHex();\n\n\t\tif ( this.distance !== undefined ) data.object.distance = this.distance;\n\t\tif ( this.angle !== undefined ) data.object.angle = this.angle;\n\t\tif ( this.decay !== undefined ) data.object.decay = this.decay;\n\t\tif ( this.penumbra !== undefined ) data.object.penumbra = this.penumbra;\n\n\t\tif ( this.shadow !== undefined ) data.object.shadow = this.shadow.toJSON();\n\n\t\treturn data;\n\n\t}\n\n} );\n\nfunction HemisphereLight( skyColor, groundColor, intensity ) {\n\n\tLight.call( this, skyColor, intensity );\n\n\tthis.type = 'HemisphereLight';\n\n\tthis.castShadow = undefined;\n\n\tthis.position.copy( Object3D.DefaultUp );\n\tthis.updateMatrix();\n\n\tthis.groundColor = new Color( groundColor );\n\n}\n\nHemisphereLight.prototype = Object.assign( Object.create( Light.prototype ), {\n\n\tconstructor: HemisphereLight,\n\n\tisHemisphereLight: true,\n\n\tcopy: function ( source ) {\n\n\t\t
109Light.prototype.copy.call( this, source );\n\n\t\tthis.groundColor.copy( source.groundColor );\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction LightShadow( camera ) {\n\n\tthis.camera = camera;\n\n\tthis.bias = 0;\n\tthis.normalBias = 0;\n\tthis.radius = 1;\n\n\tthis.mapSize = new Vector2( 512, 512 );\n\n\tthis.map = null;\n\tthis.mapPass = null;\n\tthis.matrix = new Matrix4();\n\n\tthis.autoUpdate = true;\n\tthis.needsUpdate = false;\n\n\tthis._frustum = new Frustum();\n\tthis._frameExtents = new Vector2( 1, 1 );\n\n\tthis._viewportCount = 1;\n\n\tthis._viewports = [\n\n\t\tnew Vector4( 0, 0, 1, 1 )\n\n\t];\n\n}\n\nObject.assign( LightShadow.prototype, {\n\n\t_projScreenMatrix: new Matrix4(),\n\n\t_lightPositionWorld: new Vector3(),\n\n\t_lookTarget: new Vector3(),\n\n\tgetViewportCount: function () {\n\n\t\treturn this._viewportCount;\n\n\t},\n\n\tgetFrustum: function () {\n\n\t\treturn this._frustum;\n\n\t},\n\n\tupdateMatrices: function ( light ) {\n\n\t\tconst shadowCamera = this.camera,\n\t\t\tshadowMatrix = this.matrix,\n\t\t\tprojScreenMatrix = this._projScreenMatrix,\n\t\t\tlookTarget = this._lookTarget,\n\t\t\tlightPositionWorld = this._lightPositionWorld;\n\n\t\tlightPositionWorld.setFromMatrixPosition( light.matrixWorld );\n\t\tshadowCamera.position.copy( lightPositionWorld );\n\n\t\tlookTarget.setFromMatrixPosition( light.target.matrixWorld );\n\t\tshadowCamera.lookAt( lookTarget );\n\t\tshadowCamera.updateMatrixWorld();\n\n\t\tprojScreenMatrix.multiplyMatrices( shadowCamera.projectionMatrix, shadowCamera.matrixWorldInverse );\n\t\tthis._frustum.setFromProjectionMatrix( projScreenMatrix );\n\n\t\tshadowMatrix.set(\n\t\t\t0.5, 0.0, 0.0, 0.5,\n\t\t\t0.0, 0.5, 0.0, 0.5,\n\t\t\t0.0, 0.0, 0.5, 0.5,\n\t\t\t0.0, 0.0, 0.0, 1.0\n\t\t);\n\n\t\tshadowMatrix.multiply( shadowCamera.projectionMatrix );\n\t\tshadowMatrix.multiply( shadowCamera.matrixWorldInverse );\n\n\t},\n\n\tgetViewport: function ( viewportIndex ) {\n\n\t\treturn this._viewports[ viewportIndex ];\n\n\t},\n\n\tgetFrameExtents: function () {\n\n\t\treturn this._frameExtents;\n\n\t},\n\n\tcopy: function ( source ) {\n\n\t\tthis.camera = source.camera.clone();\n\n\t\tthis.bias = source.bias;\n\t\tthis.radius = source.radius;\n\n\t\tthis.mapSize.copy( source.mapSize );\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\ttoJSON: function () {\n\n\t\tconst object = {};\n\n\t\tif ( this.bias !== 0 ) object.bias = this.bias;\n\t\tif ( this.normalBias !== 0 ) object.normalBias = this.normalBias;\n\t\tif ( this.radius !== 1 ) object.radius = this.radius;\n\t\tif ( this.mapSize.x !== 512 || this.mapSize.y !== 512 ) object.mapSize = this.mapSize.toArray();\n\n\t\tobject.camera = this.camera.toJSON( false ).object;\n\t\tdelete object.camera.matrix;\n\n\t\treturn object;\n\n\t}\n\n} );\n\nfunction SpotLightShadow() {\n\n\tLightShadow.call( this, new PerspectiveCamera( 50, 1, 0.5, 500 ) );\n\n}\n\nSpotLightShadow.prototype = Object.assign( Object.create( LightShadow.prototype ), {\n\n\tconstructor: SpotLightShadow,\n\n\tisSpotLightShadow: true,\n\n\tupdateMatrices: function ( light ) {\n\n\t\tconst camera = this.camera;\n\n\t\tconst fov = MathUtils.RAD2DEG * 2 * light.angle;\n\t\tconst aspect = this.mapSize.width / this.mapSize.height;\n\t\tconst far = light.distance || camera.far;\n\n\t\tif ( fov !== camera.fov || aspect !== camera.aspect || far !== camera.far ) {\n\n\t\t\tcamera.fov = fov;\n\t\t\tcamera.aspect = aspect;\n\t\t\tcamera.far = far;\n\t\t\tcamera.updateProjectionMatrix();\n\n\t\t}\n\n\t\tLightShadow.prototype.updateMatrices.call( this, light );\n\n\t}\n\n} );\n\nfunction SpotLight( color, intensity, distance, angle, penumbra, decay ) {\n\n\tLight.call( this, color, intensity );\n\n\tthis.type = 'SpotLight';\n\n\tthis.position.copy( Object3D.DefaultUp );\n\tthis.updateMatrix();\n\n\tthis.target = new Object3D();\n\n\tObject.defineProperty( this, 'power', {\n\t\tget: function () {\n\n\t\t\t// intensity = power per solid angle.\n\t\t\t// ref: equation (17) from https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf\n\t\t\treturn this.intensity * Math.PI;\n\n\t\t},\n\t\tset: function ( power ) {\n\n\t\t\t// intensity = power per solid angle.\n\t\t\t// ref: equation (17) from https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf\n\t\t\tthis.intensity = power / Math.PI;\n\n\t\t}\n\t} );\n\n\tthis.distance = ( distance !== undefined ) ? distance : 0;\n\tthis.angle = ( angle !== undefined ) ? angle : Math.PI / 3;\n\tthis.penumbra = ( penumbra !== undefined ) ? penumbra : 0;\n\tthis.decay = ( decay !== undefined ) ? decay : 1;\t// for physically correct lights, should be 2.\n\n\tthis.shadow = new SpotLightShadow();\n\n}\n\nSpotLight.prototype = Object.assign( Object.create( Light.prototype ), {\n\n\tconstructor: SpotLight,\n\n\tisSpotLight: true,\n\n\tcopy: function ( source ) {\n\n\t\t
109Light.prototype.copy.call( this, source );\n\n\t\tthis.distance = source.distance;\n\t\tthis.angle = source.angle;\n\t\tthis.penumbra = source.penumbra;\n\t\tthis.decay = source.decay;\n\n\t\tthis.target = source.target.clone();\n\n\t\tthis.shadow = source.shadow.clone();\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction PointLightShadow() {\n\n\tLightShadow.call( this, new PerspectiveCamera( 90, 1, 0.5, 500 ) );\n\n\tthis._frameExtents = new Vector2( 4, 2 );\n\n\tthis._viewportCount = 6;\n\n\tthis._viewports = [\n\t\t// These viewports map a cube-map onto a 2D texture with the\n\t\t// following orientation:\n\t\t//\n\t\t// xzXZ\n\t\t// y Y\n\t\t//\n\t\t// X - Positive x direction\n\t\t// x - Negative x direction\n\t\t// Y - Positive y direction\n\t\t// y - Negative y direction\n\t\t// Z - Positive z direction\n\t\t// z - Negative z direction\n\n\t\t// positive X\n\t\tnew Vector4( 2, 1, 1, 1 ),\n\t\t// negative X\n\t\tnew Vector4( 0, 1, 1, 1 ),\n\t\t// positive Z\n\t\tnew Vector4( 3, 1, 1, 1 ),\n\t\t// negative Z\n\t\tnew Vector4( 1, 1, 1, 1 ),\n\t\t// positive Y\n\t\tnew Vector4( 3, 0, 1, 1 ),\n\t\t// negative Y\n\t\tnew Vector4( 1, 0, 1, 1 )\n\t];\n\n\tthis._cubeDirections = [\n\t\tnew Vector3( 1, 0, 0 ), new Vector3( - 1, 0, 0 ), new Vector3( 0, 0, 1 ),\n\t\tnew Vector3( 0, 0, - 1 ), new Vector3( 0, 1, 0 ), new Vector3( 0, - 1, 0 )\n\t];\n\n\tthis._cubeUps = [\n\t\tnew Vector3( 0, 1, 0 ), new Vector3( 0, 1, 0 ), new Vector3( 0, 1, 0 ),\n\t\tnew Vector3( 0, 1, 0 ), new Vector3( 0, 0, 1 ),\tnew Vector3( 0, 0, - 1 )\n\t];\n\n}\n\nPointLightShadow.prototype = Object.assign( Object.create( LightShadow.prototype ), {\n\n\tconstructor: PointLightShadow,\n\n\tisPointLightShadow: true,\n\n\tupdateMatrices: function ( light, viewportIndex ) {\n\n\t\tif ( viewportIndex === undefined ) viewportIndex = 0;\n\n\t\tconst camera = this.camera,\n\t\t\tshadowMatrix = this.matrix,\n\t\t\tlightPositionWorld = this._lightPositionWorld,\n\t\t\tlookTarget = this._lookTarget,\n\t\t\tprojScreenMatrix = this._projScreenMatrix;\n\n\t\tlightPositionWorld.setFromMatrixPosition( light.matrixWorld );\n\t\tcamera.position.copy( lightPositionWorld );\n\n\t\tlookTarget.copy( camera.position );\n\t\tlookTarget.add( this._cubeDirections[ viewportIndex ] );\n\t\tcamera.up.copy( this._cubeUps[ viewportIndex ] );\n\t\tcamera.lookAt( lookTarget );\n\t\tcamera.updateMatrixWorld();\n\n\t\tshadowMatrix.makeTranslation( - lightPositionWorld.x, - lightPositionWorld.y, - lightPositionWorld.z );\n\n\t\tprojScreenMatrix.multiplyMatrices( camera.projectionMatrix, camera.matrixWorldInverse );\n\t\tthis._frustum.setFromProjectionMatrix( projScreenMatrix );\n\n\t}\n\n} );\n\nfunction PointLight( color, intensity, distance, decay ) {\n\n\tLight.call( this, color, intensity );\n\n\tthis.type = 'PointLight';\n\n\tObject.defineProperty( this, 'power', {\n\t\tget: function () {\n\n\t\t\t// intensity = power per solid angle.\n\t\t\t// ref: equation (15) from https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf\n\t\t\treturn this.intensity * 4 * Math.PI;\n\n\t\t},\n\t\tset: function ( power ) {\n\n\t\t\t// intensity = power per solid angle.\n\t\t\t// ref: equation (15) from https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf\n\t\t\tthis.intensity = power / ( 4 * Math.PI );\n\n\t\t}\n\t} );\n\n\tthis.distance = ( distance !== undefined ) ? distance : 0;\n\tthis.decay = ( decay !== undefined ) ? decay : 1;\t// for physically correct lights, should be 2.\n\n\tthis.shadow = new PointLightShadow();\n\n}\n\nPointLight.prototype = Object.assign( Object.create( Light.prototype ), {\n\n\tconstructor: PointLight,\n\n\tisPointLight: true,\n\n\tcopy: function ( source ) {\n\n\t\tLight.prototype.copy.call( this, source );\n\n\t\tthis.distance = source.distance;\n\t\tthis.decay = source.decay;\n\n\t\tthis.shadow = source.shadow.clone();\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction OrthographicCamera( left, right, top, bottom, near, far ) {\n\n\tCamera.call( this );\n\n\tthis.type = 'OrthographicCamera';\n\n\tthis.zoom = 1;\n\tthis.view = null;\n\n\tthis.left = ( left !== undefined ) ? left : - 1;\n\tthis.right = ( right !== undefined ) ? right : 1;\n\tthis.top = ( top !== undefined ) ? top : 1;\n\tthis.bottom = ( bottom !== undefined ) ? bottom : - 1;\n\n\tthis.near = ( near !== undefined ) ? near : 0.1;\n\tthis.far = ( far !== undefined ) ? far : 2000;\n\n\tthis.updateProjectionMatrix();\n\n}\n\nOrthographicCamera.prototype = Object.assign( Object.create( Camera.prototype ), {\n\n\tconstructor: Orthogra
109phicCamera,\n\n\tisOrthographicCamera: true,\n\n\tcopy: function ( source, recursive ) {\n\n\t\tCamera.prototype.copy.call( this, source, recursive );\n\n\t\tthis.left = source.left;\n\t\tthis.right = source.right;\n\t\tthis.top = source.top;\n\t\tthis.bottom = source.bottom;\n\t\tthis.near = source.near;\n\t\tthis.far = source.far;\n\n\t\tthis.zoom = source.zoom;\n\t\tthis.view = source.view === null ? null : Object.assign( {}, source.view );\n\n\t\treturn this;\n\n\t},\n\n\tsetViewOffset: function ( fullWidth, fullHeight, x, y, width, height ) {\n\n\t\tif ( this.view === null ) {\n\n\t\t\tthis.view = {\n\t\t\t\tenabled: true,\n\t\t\t\tfullWidth: 1,\n\t\t\t\tfullHeight: 1,\n\t\t\t\toffsetX: 0,\n\t\t\t\toffsetY: 0,\n\t\t\t\twidth: 1,\n\t\t\t\theight: 1\n\t\t\t};\n\n\t\t}\n\n\t\tthis.view.enabled = true;\n\t\tthis.view.fullWidth = fullWidth;\n\t\tthis.view.fullHeight = fullHeight;\n\t\tthis.view.offsetX = x;\n\t\tthis.view.offsetY = y;\n\t\tthis.view.width = width;\n\t\tthis.view.height = height;\n\n\t\tthis.updateProjectionMatrix();\n\n\t},\n\n\tclearViewOffset: function () {\n\n\t\tif ( this.view !== null ) {\n\n\t\t\tthis.view.enabled = false;\n\n\t\t}\n\n\t\tthis.updateProjectionMatrix();\n\n\t},\n\n\tupdateProjectionMatrix: function () {\n\n\t\tconst dx = ( this.right - this.left ) / ( 2 * this.zoom );\n\t\tconst dy = ( this.top - this.bottom ) / ( 2 * this.zoom );\n\t\tconst cx = ( this.right + this.left ) / 2;\n\t\tconst cy = ( this.top + this.bottom ) / 2;\n\n\t\tlet left = cx - dx;\n\t\tlet right = cx + dx;\n\t\tlet top = cy + dy;\n\t\tlet bottom = cy - dy;\n\n\t\tif ( this.view !== null && this.view.enabled ) {\n\n\t\t\tconst scaleW = ( this.right - this.left ) / this.view.fullWidth / this.zoom;\n\t\t\tconst scaleH = ( this.top - this.bottom ) / this.view.fullHeight / this.zoom;\n\n\t\t\tleft += scaleW * this.view.offsetX;\n\t\t\tright = left + scaleW * this.view.width;\n\t\t\ttop -= scaleH * this.view.offsetY;\n\t\t\tbottom = top - scaleH * this.view.height;\n\n\t\t}\n\n\t\tthis.projectionMatrix.makeOrthographic( left, right, top, bottom, this.near, this.far );\n\n\t\tthis.projectionMatrixInverse.getInverse( this.projectionMatrix );\n\n\t},\n\n\ttoJSON: function ( meta ) {\n\n\t\tconst data = Object3D.prototype.toJSON.call( this, meta );\n\n\t\tdata.object.zoom = this.zoom;\n\t\tdata.object.left = this.left;\n\t\tdata.object.right = this.right;\n\t\tdata.object.top = this.top;\n\t\tdata.object.bottom = this.bottom;\n\t\tdata.object.near = this.near;\n\t\tdata.object.far = this.far;\n\n\t\tif ( this.view !== null ) data.object.view = Object.assign( {}, this.view );\n\n\t\treturn data;\n\n\t}\n\n} );\n\nfunction DirectionalLightShadow() {\n\n\tLightShadow.call( this, new OrthographicCamera( - 5, 5, 5, - 5, 0.5, 500 ) );\n\n}\n\nDirectionalLightShadow.prototype = Object.assign( Object.create( LightShadow.prototype ), {\n\n\tconstructor: DirectionalLightShadow,\n\n\tisDirectionalLightShadow: true,\n\n\tupdateMatrices: function ( light ) {\n\n\t\tLightShadow.prototype.updateMatrices.call( this, light );\n\n\t}\n\n} );\n\nfunction DirectionalLight( color, intensity ) {\n\n\tLight.call( this, color, intensity );\n\n\tthis.type = 'DirectionalLight';\n\n\tthis.position.copy( Object3D.DefaultUp );\n\tthis.updateMatrix();\n\n\tthis.target = new Object3D();\n\n\tthis.shadow = new DirectionalLightShadow();\n\n}\n\nDirectionalLight.prototype = Object.assign( Object.create( Light.prototype ), {\n\n\tconstructor: DirectionalLight,\n\n\tisDirectionalLight: true,\n\n\tcopy: function ( source ) {\n\n\t\tLight.prototype.copy.call( this, source );\n\n\t\tthis.target = source.target.clone();\n\n\t\tthis.shadow = source.shadow.clone();\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction AmbientLight( color, intensity ) {\n\n\tLight.call( this, color, intensity );\n\n\tthis.type = 'AmbientLight';\n\n\tthis.castShadow = undefined;\n\n}\n\nAmbientLight.prototype = Object.assign( Object.create( Light.prototype ), {\n\n\tconstructor: AmbientLight,\n\n\tisAmbientLight: true\n\n} );\n\nfunction RectAreaLight( color, intensity, width, height ) {\n\n\tLight.call( this, c
109olor, intensity );\n\n\tthis.type = 'RectAreaLight';\n\n\tthis.width = ( width !== undefined ) ? width : 10;\n\tthis.height = ( height !== undefined ) ? height : 10;\n\n}\n\nRectAreaLight.prototype = Object.assign( Object.create( Light.prototype ), {\n\n\tconstructor: RectAreaLight,\n\n\tisRectAreaLight: true,\n\n\tcopy: function ( source ) {\n\n\t\tLight.prototype.copy.call( this, source );\n\n\t\tthis.width = source.width;\n\t\tthis.height = source.height;\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function ( meta ) {\n\n\t\tconst data = Light.prototype.toJSON.call( this, meta );\n\n\t\tdata.object.width = this.width;\n\t\tdata.object.height = this.height;\n\n\t\treturn data;\n\n\t}\n\n} );\n\n/**\n * Primary reference:\n * https://graphics.stanford.edu/papers/envmap/envmap.pdf\n *\n * Secondary reference:\n * https://www.ppsloan.org/publications/StupidSH36.pdf\n */\n\n// 3-band SH defined by 9 coefficients\n\nfunction SphericalHarmonics3() {\n\n\tthis.coefficients = [];\n\n\tfor ( let i = 0; i < 9; i ++ ) {\n\n\t\tthis.coefficients.push( new Vector3() );\n\n\t}\n\n}\n\nObject.assign( SphericalHarmonics3.prototype, {\n\n\tisSphericalHarmonics3: true,\n\n\tset: function ( coefficients ) {\n\n\t\tfor ( let i = 0; i < 9; i ++ ) {\n\n\t\t\tthis.coefficients[ i ].copy( coefficients[ i ] );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tzero: function () {\n\n\t\tfor ( let i = 0; i < 9; i ++ ) {\n\n\t\t\tthis.coefficients[ i ].set( 0, 0, 0 );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\t// get the radiance in the direction of the normal\n\t// target is a Vector3\n\tgetAt: function ( normal, target ) {\n\n\t\t// normal is assumed to be unit length\n\n\t\tconst x = normal.x, y = normal.y, z = normal.z;\n\n\t\tconst coeff = this.coefficients;\n\n\t\t// band 0\n\t\ttarget.copy( coeff[ 0 ] ).multiplyScalar( 0.282095 );\n\n\t\t// band 1\n\t\ttarget.addScaledVector( coeff[ 1 ], 0.488603 * y );\n\t\ttarget.addScaledVector( coeff[ 2 ], 0.488603 * z );\n\t\ttarget.addScaledVector( coeff[ 3 ], 0.488603 * x );\n\n\t\t// band 2\n\t\ttarget.addScaledVector( coeff[ 4 ], 1.092548 * ( x * y ) );\n\t\ttarget.addScaledVector( coeff[ 5 ], 1.092548 * ( y * z ) );\n\t\ttarget.addScaledVector( coeff[ 6 ], 0.315392 * ( 3.0 * z * z - 1.0 ) );\n\t\ttarget.addScaledVector( coeff[ 7 ], 1.092548 * ( x * z ) );\n\t\ttarget.addScaledVector( coeff[ 8 ], 0.546274 * ( x * x - y * y ) );\n\n\t\treturn target;\n\n\t},\n\n\t// get the irradiance (radiance convolved with cosine lobe) in the direction of the normal\n\t// target is a Vector3\n\t// https://graphics.stanford.edu/papers/envmap/envmap.pdf\n\tgetIrradianceAt: function ( normal, target ) {\n\n\t\t// normal is assumed to be unit length\n\n\t\tconst x = normal.x, y = normal.y, z = normal.z;\n\n\t\tconst coeff = this.coefficients;\n\n\t\t// band 0\n\t\ttarget.copy( coeff[ 0 ] ).multiplyScalar( 0.886227 ); // Ï * 0.282095\n\n\t\t// band 1\n\t\ttarget.addScaledVector( coeff[ 1 ], 2.0 * 0.511664 * y ); // ( 2 * Ï / 3 ) * 0.488603\n\t\ttarget.addScaledVector( coeff[ 2 ], 2.0 * 0.511664 * z );\n\t\ttarget.addScaledVector( coeff[ 3 ], 2.0 * 0.511664 * x );\n\n\t\t// band 2\n\t\ttarget.addScaledVector( coeff[ 4 ], 2.0 * 0.429043 * x * y ); // ( Ï / 4 ) * 1.092548\n\t\ttarget.addScaledVector( coeff[ 5 ], 2.0 * 0.429043 * y * z );\n\t\ttarget.addScaledVector( coeff[ 6 ], 0.743125 * z * z - 0.247708 ); // ( Ï / 4 ) * 0.315392 * 3\n\t\ttarget.addScaledVector( coeff[ 7 ], 2.0 * 0.429043 * x * z );\n\t\ttarget.addScaledVector( coeff[ 8 ], 0.429043 * ( x * x - y * y ) ); // ( Ï / 4 ) * 0.546274\n\n\t\treturn target;\n\n\t},\n\n\tadd: function ( sh ) {\n\n\t\tfor ( let i = 0; i < 9; i ++ ) {\n\n\t\t\tthis.coefficients[ i ].add( sh.coefficients[ i ] );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\taddScaledSH: function ( sh, s ) {\n\n\t\tfor ( let i = 0; i < 9; i ++ ) {\n\n\t\t\tthis.coefficients[ i ].addScaledVector( sh.coefficients[ i ], s );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tscale: function ( s ) {\n\n\t\tfor ( let i = 0; i < 9; i ++ ) {\n\n\t\t\tthis.coefficients[ i ].multiplyScalar( s );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tlerp: function ( sh, alpha ) {\n\n\t\tfor ( let i = 0; i < 9; i ++ ) {\n\n\t\t\tthis.coefficients[ i ].lerp( sh.coefficients[ i ], alpha );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( sh ) {\n\n\t\tfor ( let i = 0; i < 9; i ++ ) {\n\n\t\t\tif ( ! this.coefficients[ i ].equals( sh.coefficients[ i ] ) ) {\n\n\t\t\t\treturn false;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn true;\n\n\t},\n\n\tcopy: function ( sh ) {\n\n\t\treturn this.set( sh.coefficients );\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tfromArray: function ( array, offset ) {\n\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tconst coefficients = this.coefficients;\n\n\t\tfor ( let i = 0; i < 9; i ++ ) {\n\n\t\t\tcoefficients[ i ].fromArray( array, offset + ( i * 3 ) );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\ttoArray: function ( array, offset ) {\n\n\t\tif ( array === undefined ) array = [];\n\t\tif ( offset === undefined ) offset = 0;\n\n\t\tconst coefficients = this.coefficients;\n\n\t\tfor ( let i = 0; i < 9; i ++ ) {\n\n\t\t\tcoefficients[ i ].toArray( array, offset + ( i * 3 ) );\n\n\t\t}\n\n\t\treturn array;\n\n\t}\n\n} );\n\nObject.assign( SphericalHarmonics3, {\n\n\t// evaluate the basis functions\n\t// shBasis is an Array[ 9 ]\n\tgetBasisAt: function ( normal, shBasis ) {\n\n\t\t// normal is assumed to be unit length\n\n\t\tconst x = normal.x, y = normal.y, z = normal.z;\n\n\t\t// band 0\n\t\tshBasis[ 0 ] = 0.282095;\n\n\t\t// band 1\n\t\tshBasis[ 1 ] = 0.488603 * y;\n\t\tshBasis[ 2 ] = 0.488603 * z;\n\t\tshBasis[ 3 ] = 0.488603 * x;\n\n\t\t// band 2\n\t\tshBasis[ 4 ] = 1.092548 * x * y;\n\t\tshBasis[ 5 ] = 1.092548 * y * z;\n\t\tshBasis[ 6 ] = 0.315392 * ( 3 * z * z - 1 );\n\t\tshBasis[ 7 ] = 1.092548 * x * z;
109\n\t\tshBasis[ 8 ] = 0.546274 * ( x * x - y * y );\n\n\t}\n\n} );\n\nfunction LightProbe( sh, intensity ) {\n\n\tLight.call( this, undefined, intensity );\n\n\tthis.type = 'LightProbe';\n\n\tthis.sh = ( sh !== undefined ) ? sh : new SphericalHarmonics3();\n\n}\n\nLightProbe.prototype = Object.assign( Object.create( Light.prototype ), {\n\n\tconstructor: LightProbe,\n\n\tisLightProbe: true,\n\n\tcopy: function ( source ) {\n\n\t\tLight.prototype.copy.call( this, source );\n\n\t\tthis.sh.copy( source.sh );\n\n\t\treturn this;\n\n\t},\n\n\tfromJSON: function ( json ) {\n\n\t\tthis.intensity = json.intensity; // TODO: Move this bit to Light.fromJSON();\n\t\tthis.sh.fromArray( json.sh );\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function ( meta ) {\n\n\t\tconst data = Light.prototype.toJSON.call( this, meta );\n\n\t\tdata.object.sh = this.sh.toArray();\n\n\t\treturn data;\n\n\t}\n\n} );\n\nfunction MaterialLoader( manager ) {\n\n\tLoader.call( this, manager );\n\n\tthis.textures = {};\n\n}\n\nMaterialLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: MaterialLoader,\n\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tconst scope = this;\n\n\t\tconst loader = new FileLoader( scope.manager );\n\t\tloader.setPath( scope.path );\n\t\tloader.setRequestHeader( scope.requestHeader );\n\t\tloader.load( url, function ( text ) {\n\n\t\t\ttry {\n\n\t\t\t\tonLoad( scope.parse( JSON.parse( text ) ) );\n\n\t\t\t} catch ( e ) {\n\n\t\t\t\tif ( onError ) {\n\n\t\t\t\t\tonError( e );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconsole.error( e );\n\n\t\t\t\t}\n\n\t\t\t\tscope.manager.itemError( url );\n\n\t\t\t}\n\n\t\t}, onProgress, onError );\n\n\t},\n\n\tparse: function ( json ) {\n\n\t\tconst textures = this.textures;\n\n\t\tfunction getTexture( name ) {\n\n\t\t\tif ( textures[ name ] === undefined ) {\n\n\t\t\t\tconsole.warn( 'THREE.MaterialLoader: Undefined texture', name );\n\n\t\t\t}\n\n\t\t\treturn textures[ name ];\n\n\t\t}\n\n\t\tconst material = new Materials[ json.type ]();\n\n\t\tif ( json.uuid !== undefined ) material.uuid = json.uuid;\n\t\tif ( json.name !== undefined ) material.name = json.name;\n\t\tif ( json.color !== undefined ) material.color.setHex( json.color );\n\t\tif ( json.roughness !== undefined ) material.roughness = json.roughness;\n\t\tif ( json.metalness !== undefined ) material.metalness = json.metalness;\n\t\tif ( json.sheen !== undefined ) material.sheen = new Color().setHex( json.sheen );\n\t\tif ( json.emissive !== undefined ) material.emissive.setHex( json.emissive );\n\t\tif ( json.specular !== undefined ) material.specular.setHex( json.specular );\n\t\tif ( json.shininess !== undefined ) material.shininess = json.shininess;\n\t\tif ( json.clearcoat !== undefined ) material.clearcoat = json.clearcoat;\n\t\tif ( json.clearcoatRoughness !== undefined ) material.clearcoatRoughness = json.clearcoatRoughness;\n\t\tif ( json.fog !== undefined ) material.fog = json.fog;\n\t\tif ( json.flatShading !== undefined ) material.flatShading = json.flatShading;\n\t\tif ( json.blending !== undefined ) material.blending = json.blending;\n\t\tif ( json.combine !== undefined ) material.combine = json.combine;\n\t\tif ( json.side !== undefined ) material.side = json.side;\n\t\tif ( json.opacity !== undefined ) material.opacity = json.opacity;\n\t\tif ( json.transparent !== undefined ) material.transparent = json.transparent;\n\t\tif ( json.alphaTest !== undefined ) material.alphaTest = json.alphaTest;\n\t\tif ( json.depthTest !== undefined ) material.depthTest = json.depthTest;\n\t\tif ( json.depthWrite !== undefined ) material.depthWrite = json.depthWrite;\n\t\tif ( json.colorWrite !== undefined ) material.colorWrite = json.colorWrite;\n\n\t\tif ( json.stencilWrite !== undefined ) material.stencilWrite = json.stencilWrite;\n\t\tif ( json.stencilWriteMask !== undefined ) material.stencilWriteMask = json.stencilWriteMask;\n\t\tif ( json.stencilFunc !== undefined ) material.stencilFunc = json.stencilFunc;\n\t\tif ( json.stencilRef !== undefined ) material.stencilRef = json.stencilRef;\n\t\tif ( json.stencilFuncMask !== undefined ) material.stencilFuncMask = json.stencilFuncMask;
109\n\t\tif ( json.stencilFail !== undefined ) material.stencilFail = json.stencilFail;\n\t\tif ( json.stencilZFail !== undefined ) material.stencilZFail = json.stencilZFail;\n\t\tif ( json.stencilZPass !== undefined ) material.stencilZPass = json.stencilZPass;\n\n\t\tif ( json.wireframe !== undefined ) material.wireframe = json.wireframe;\n\t\tif ( json.wireframeLinewidth !== undefined ) material.wireframeLinewidth = json.wireframeLinewidth;\n\t\tif ( json.wireframeLinecap !== undefined ) material.wireframeLinecap = json.wireframeLinecap;\n\t\tif ( json.wireframeLinejoin !== undefined ) material.wireframeLinejoin = json.wireframeLinejoin;\n\n\t\tif ( json.rotation !== undefined ) material.rotation = json.rotation;\n\n\t\tif ( json.linewidth !== 1 ) material.linewidth = json.linewidth;\n\t\tif ( json.dashSize !== undefined ) material.dashSize = json.dashSize;\n\t\tif ( json.gapSize !== undefined ) material.gapSize = json.gapSize;\n\t\tif ( json.scale !== undefined ) material.scale = json.scale;\n\n\t\tif ( json.polygonOffset !== undefined ) material.polygonOffset = json.polygonOffset;\n\t\tif ( json.polygonOffsetFactor !== undefined ) material.polygonOffsetFactor = json.polygonOffsetFactor;\n\t\tif ( json.polygonOffsetUnits !== undefined ) material.polygonOffsetUnits = json.polygonOffsetUnits;\n\n\t\tif ( json.skinning !== undefined ) material.skinning = json.skinning;\n\t\tif ( json.morphTargets !== undefined ) material.morphTargets = json.morphTargets;\n\t\tif ( json.morphNormals !== undefined ) material.morphNormals = json.morphNormals;\n\t\tif ( json.dithering !== undefined ) material.dithering = json.dithering;\n\n\t\tif ( json.vertexTangents !== undefined ) material.vertexTangents = json.vertexTangents;\n\n\t\tif ( json.visible !== undefined ) material.visible = json.visible;\n\n\t\tif ( json.toneMapped !== undefined ) material.toneMapped = json.toneMapped;\n\n\t\tif ( json.userData !== undefined ) material.userData = json.userData;\n\n\t\tif ( json.vertexColors !== undefined ) {\n\n\t\t\tif ( typeof json.vertexColors === 'number' ) {\n\n\t\t\t\tmaterial.vertexColors = ( json.vertexColors > 0 ) ? true : false;\n\n\t\t\t} else {\n\n\t\t\t\tmaterial.vertexColors = json.vertexColors;\n\n\t\t\t}\n\n\t\t}\n\n\t\t// Shader Material\n\n\t\tif ( json.uniforms !== undefined ) {\n\n\t\t\tfor ( const name in json.uniforms ) {\n\n\t\t\t\tconst uniform = json.uniforms[ name ];\n\n\t\t\t\tmaterial.uniforms[ name ] = {};\n\n\t\t\t\tswitch ( uniform.type ) {\n\n\t\t\t\t\tcase 't':\n\t\t\t\t\t\tmaterial.uniforms[ name ].value = getTexture( uniform.value );\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'c':\n\t\t\t\t\t\tmaterial.uniforms[ name ].value = new Color().setHex( uniform.value );\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'v2':\n\t\t\t\t\t\tmaterial.uniforms[ name ].value = new Vector2().fromArray( uniform.value );\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'v3':\n\t\t\t\t\t\tmaterial.uniforms[ name ].value = new Vector3().fromArray( uniform.value );\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'v4':\n\t\t\t\t\t\tmaterial.uniforms[ name ].value = new Vector4().fromArray( uniform.value );\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'm3':\n\t\t\t\t\t\tmaterial.uniforms[ name ].value = new Matrix3().fromArray( uniform.value );\n\n\t\t\t\t\tcase 'm4':\n\t\t\t\t\t\tmaterial.uniforms[ name ].value = new Matrix4().fromArray( uniform.value );\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tdefault:\n\t\t\t\t\t\tmaterial.uniforms[ name ].value = uniform.value;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( json.defines !== undefined ) material.defines = json.defines;\n\t\tif ( json.vertexShader !== undefined ) material.vertexShader = json.vertexShader;\n\t\tif ( json.fragmentShader !== undefined ) material.fragmentShader = json.fragmentShader;\n\n\t\tif ( json.extensions !== undefined ) {\n\n\t\t\tfor ( const key in json.extensions ) {\n\n\t\t\t\tmaterial.extensions[ key ] = json.extensions[ key ];\n\n\t\t\t}\n\n\t\t}\n\n\t\t// Deprecated\n\n\t\tif ( json.shading !== undefined ) material.flatShading = json.shading === 1; // THREE.FlatShading\n\n\t\t// for PointsMaterial\n\n\t\tif ( json.size !== undefined ) material.size = json.size;\n\t\tif ( json.sizeAttenuation !== undefined ) material.sizeAttenuation = json.sizeAttenuation;\n\n\t\t// maps\n\n\t\tif ( json.map !== undefined ) material.map = getTexture( json.map );\n\t\tif ( json.matcap !== undefined ) material.matcap = getTexture( json.matcap );\n\n\t\tif ( json.alphaMap !== undefined ) material.alphaMap = getTexture( json.alphaMap );\n\n\t\tif ( json.bumpMap !== undefined ) material.bumpMap = getTexture( json.bumpMap );\n\t\tif ( json.bumpScale !== undefined ) material.bumpScale = json.bumpScale;\n\n\t\tif ( json.normalMap !== undefined ) material.normalMap = getTexture( json.normalMap );\n\t\tif ( json.normalMapType !== undefined ) material.normalMapType = json.normalMapType;\n\t\tif ( json.normalScale !== undefined ) {\n\n\t\t\tlet normalScale = json.normalScale;\n\n\t\t\tif ( Array.isArray( normalScale ) === false ) {\n\n\t\t\t\t// Blender exporter used to export a scalar. See #7459\n\n\t\t\t\tnormalScale = [ normalScale, normalScale ];\n\n\t\t\t}\n\n\t\t\tmaterial.normalScale = new Vector2().fromArray( normalScale );\n\n\t\t}\n\n\t\tif ( json.displacementMap !== undefined ) material.displacementMap = getTexture( json.displacementMap );\n\t\tif ( json.displacementScale !== undefined ) material.displacementScale = json.displacementScale;\n\t\tif ( json.displacementBias !== undefined ) material.displacementBias = json.displacementBias;\n\n\t\tif ( json.roughnessMap !== undefined ) material.roughnessMap = getTexture( json.roughnessMap );\n\t\tif ( json.metalnessMap !== undefined ) material.metalnessMap = getTexture( json.metalnessMap );\n\n\t\tif ( json.emissiveMap !== undefined ) material.emissiveMap = getTexture( json.emissiveMap );\n\t\tif ( json.emissiveIntensity !== undefined ) material.emissiveIntensity = json.emissiveIntensity;\n\n\t\tif ( json.specularMap !== undefined ) material.specularMap = getTexture( json.specularMap );\n\n\t\tif ( json.envMap !== undefined ) material.envMap = getTexture( json.envMap );\n\t\tif ( json.envMapIntensity !== undefined ) material.envMapIntensity = json.envMapIntensity;\n\n\t\tif ( json.reflectivity !== undefined ) material.reflectivity = json.reflectivity;\n\t\tif ( json.refractionRatio !== undefined ) material.refractionRatio = json.refractionRatio;\n\n\t\tif ( json.lightMap !== undefined ) material.lightMap = getTexture( json.lightMap );\n\t\tif ( json.lightMapIntensity !== undefined ) material.lightMapIntensity = json.lightMapIntensity;\n\n\t\tif ( json.aoMap !== undefined ) material.aoMap = getTexture( json.aoMap );\n\t\tif ( json.aoMapIntensity !== undefined ) material.aoMapIntensity = json.aoMapIntensity;\n\n\t\tif ( json.gradientMap !== undefined ) material.gradientMap = getTexture( json.gradientMap );\n\n\t\tif ( json.clearcoatMap !== undefined ) material.clearcoatMap = getTexture( json.clearcoatMap );\n\t\tif ( json.clearcoatRoughnessMap !== undefined ) material.clearcoatRoughnessMap = getTexture( json.clearcoatRoughnessMap );\n\t\tif ( json.clearcoatNormalMap !== undefined ) material.clearcoatNormalMap = getTexture( json.clearcoatNormalMap );\n\t\tif ( json.clearcoatNormalScale !== undefined ) material.clearcoatNormalScale = new Vector2().fromArray( json.clearcoatNormalScale );\n\n\t\tif ( json.transmission !== undefined ) material.transmission = json.transmission;\n\t\tif ( json.transmissionMap !== undefined ) material.transmissionMap = getTexture( json.transmissionMap );\n\n\t\treturn material;\n\n\t},\n\n\tsetTextures: function ( value ) {\n\n\t\tthis.textures = value;\n\t\treturn this;\n\n\t}\n\n} );\n\nconst LoaderUtils = {\n\n\tdecodeText: function ( array ) {\n\n\t\tif ( typeof TextDecoder !== 'undefined' ) {\n\n\t\t\treturn new TextDecoder().decode( array );\n\n\t\t}\n\n\t\t// Avoid the String.fromCharCode.apply(null, array) shortcut, which\n\t\t// throws a \"maximum call stack size exceeded\" error for large arrays.\n\n\t\tlet s = '';\n\n\t\tfor ( let i = 0, il = array.length; i < il; i ++ ) {\n\n\t\t\t// Implicitly assumes little-endian.\n\t\t\ts += String.fromCharCode( array[ i ] );\n\n\t\t}\n\n\t\ttry {\n\n\t\t\t// merges multi-byte utf-8 characters.\n\n\t\t\treturn decodeURIComponent( escape( s ) );\n\n\t\t} catch ( e ) { // see #16358\n\n\t\t\treturn s;\n\n\t\t}\n\n\t},\n\n\textractUrlBase: function ( url ) {\n\n\t\tconst index = url.lastIndexOf( '/' );\n\n\t\tif ( index === - 1 ) return './';\n\n\t\treturn url.substr( 0, index + 1 );\n\n\t}\n\n};\n\nfunction InstancedBufferGeometry() {\n\n\tBufferGeometry.call( this );\n\n\tthis.type = 'InstancedBufferGeometry';\n\tthis.instanceCount = Infinity;\n\n}\n\nInstancedBufferGeometry.prototype = Object.assign( Object.create( BufferGeometry.prototype ), {\n\n\tconstructor: InstancedBufferGeometry,\n\n\tisInstancedBufferGeometry: true,\n\n\tcopy: function ( source ) {\n\n\t\tBufferGeometry.prototype.copy.call( this, source );\n\n\t\tthis.instanceCount = source.instanceCount;\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\ttoJSON: function () {\n\n\t\tconst data = BufferGeometry.prototype.toJSON.call( this );\n\n\t\tdata.instanceCount = this.instanceCount;\n\n\t\tdata.isInstancedBufferGeometry = true;\n\n\t\treturn data;\n\n\t}\n\n} );\n\nfunction InstancedBufferAttribute( array, itemSize, normalized, meshPerAttribute ) {\n\n\tif ( typeof ( normalized ) === 'number' ) {\n\n\t\tmeshPerAttribute = n
109ormalized;\n\n\t\tnormalized = false;\n\n\t\tconsole.error( 'THREE.InstancedBufferAttribute: The constructor now expects normalized as the third argument.' );\n\n\t}\n\n\tBufferAttribute.call( this, array, itemSize, normalized );\n\n\tthis.meshPerAttribute = meshPerAttribute || 1;\n\n}\n\nInstancedBufferAttribute.prototype = Object.assign( Object.create( BufferAttribute.prototype ), {\n\n\tconstructor: InstancedBufferAttribute,\n\n\tisInstancedBufferAttribute: true,\n\n\tcopy: function ( source ) {\n\n\t\tBufferAttribute.prototype.copy.call( this, source );\n\n\t\tthis.meshPerAttribute = source.meshPerAttribute;\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function ()\t{\n\n\t\tconst data = BufferAttribute.prototype.toJSON.call( this );\n\n\t\tdata.meshPerAttribute = this.meshPerAttribute;\n\n\t\tdata.isInstancedBufferAttribute = true;\n\n\t\treturn data;\n\n\t}\n\n} );\n\nfunction BufferGeometryLoader( manager ) {\n\n\tLoader.call( this, manager );\n\n}\n\nBufferGeometryLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: BufferGeometryLoader,\n\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tconst scope = this;\n\n\t\tconst loader = new FileLoader( scope.manager );\n\t\tloader.setPath( scope.path );\n\t\tloader.setRequestHeader( scope.requestHeader );\n\t\tloader.load( url, function ( text ) {\n\n\t\t\ttry {\n\n\t\t\t\tonLoad( scope.parse( JSON.parse( text ) ) );\n\n\t\t\t} catch ( e ) {\n\n\t\t\t\tif ( onError ) {\n\n\t\t\t\t\tonError( e );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconsole.error( e );\n\n\t\t\t\t}\n\n\t\t\t\tscope.manager.itemError( url );\n\n\t\t\t}\n\n\t\t}, onProgress, onError );\n\n\t},\n\n\tparse: function ( json ) {\n\n\t\tconst interleavedBufferMap = {};\n\t\tconst arrayBufferMap = {};\n\n\t\tfunction getInterleavedBuffer( json, uuid ) {\n\n\t\t\tif ( interleavedBufferMap[ uuid ] !== undefined ) return interleavedBufferMap[ uuid ];\n\n\t\t\tconst interleavedBuffers = json.interleavedBuffers;\n\t\t\tconst interleavedBuffer = interleavedBuffers[ uuid ];\n\n\t\t\tconst buffer = getArrayBuffer( json, interleavedBuffer.buffer );\n\n\t\t\tconst array = new TYPED_ARRAYS[ interleavedBuffer.type ]( buffer );\n\t\t\tconst ib = new InterleavedBuffer( array, interleavedBuffer.stride );\n\t\t\tib.uuid = interleavedBuffer.uuid;\n\n\t\t\tinterleavedBufferMap[ uuid ] = ib;\n\n\t\t\treturn ib;\n\n\t\t}\n\n\t\tfunction getArrayBuffer( json, uuid ) {\n\n\t\t\tif ( arrayBufferMap[ uuid ] !== undefined ) return arrayBufferMap[ uuid ];\n\n\t\t\tconst arrayBuffers = json.arrayBuffers;\n\t\t\tconst arrayBuffer = arrayBuffers[ uuid ];\n\n\t\t\tconst ab = new Uint32Array( arrayBuffer ).buffer;\n\n\t\t\tarrayBufferMap[ uuid ] = ab;\n\n\t\t\treturn ab;\n\n\t\t}\n\n\t\tconst geometry = json.isInstancedBufferGeometry ? new InstancedBufferGeometry() : new BufferGeometry();\n\n\t\tconst index = json.data.index;\n\n\t\tif ( index !== undefined ) {\n\n\t\t\tconst typedArray = new TYPED_ARRAYS[ index.type ]( index.array );\n\t\t\tgeometry.setIndex( new BufferAttribute( typedArray, 1 ) );\n\n\t\t}\n\n\t\tconst attributes = json.data.attributes;\n\n\t\tfor ( const key in attributes ) {\n\n\t\t\tconst attribute = attributes[ key ];\n\t\t\tlet bufferAttribute;\n\n\t\t\tif ( attribute.isInterleavedBufferAttribute ) {\n\n\t\t\t\tconst interleavedBuffer = getInterleavedBuffer( json.data, attribute.data );\n\t\t\t\tbufferAttribute = new InterleavedBufferAttribute( interleavedBuffer, attribute.itemSize, attribute.offset, attribute.normalized );\n\n\t\t\t} else {\n\n\t\t\t\tconst typedArray = new TYPED_ARRAYS[ attribute.type ]( attribute.array );\n\t\t\t\tconst bufferAttributeConstr = attribute.isInstancedBufferAttribute ? InstancedBufferAttribute : BufferAttribute;\n\t\t\t\tbufferAttribute = new bufferAttributeConstr( typedArray, attribute.itemSize, attribute.normalized );\n\n\t\t\t}\n\n\t\t\tif ( attribute.name !== undefined ) bufferAttribute.name = attribute.name;\n\t\t\tgeometry.setAttribute( key, bufferAttribute );\n\n\t\t}\n\n\t\tconst morphAttributes = json.data.morphAttributes;\n\n\t\tif ( morphAttributes ) {\n\n\t\t\tfor ( const key in morphAttributes ) {\n\n\t\t\t\tconst attributeArray = morphAttributes[ key ];\n\n\t\t\t\tconst array = [];\n\n\t\t\t\tfor ( let i = 0, il = attributeArray.length; i < il; i ++ ) {\n\n\t\t\t\t\tconst attribute = attributeArray[ i ];\n\t\t\t\t\tlet bufferAttribute;\n\n\t\t\t\t\tif ( attribute.isInterleavedBufferAttribute ) {\n\n\t\t\t\t\t\tconst interleavedBuffer = getInterleavedBuffer( json.data, attribute.data );\n\t\t\t\t\t\tbufferAttribute = new InterleavedBufferAttribute( interleavedBuffer, attribute.itemSize, attribute.offset, attribute.normalized );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tconst typedArray = new TYPED_ARRAYS[ attribute.type ]( attribute.array );\n\t\t\t\t\t\tbufferAttribute = new BufferAttribute( typedArray, attribute.itemSize, attribute.normalized );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tif ( attribute.name !== undefined ) bufferAttribute.name = attribute.name;\n\t\t\t\t\tarray.push( bufferAttribute );\n\n\t\t\t\t}\n\n\t\t\t\tgeometry.morphAttributes[ key ] = array;\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst morphTargetsRelative = json.data.morphTargetsRelative;\n\n\t\tif ( morphTargetsRelative ) {\n\n\t\t\tgeometry.morphTargetsRelative = true;\n\n\t\t}\n\n\t\tconst groups = json.data.groups || json.data.drawcalls || json.data.offsets;\n\n\t\tif ( groups !== undefined ) {\n\n\t\t\tfor ( let i = 0, n = groups.length; i !== n; ++ i ) {\n\n\t\t\t\tconst group = groups[ i ];\n\n\t\t\t\tgeometry.addGroup( group.start, group.count, group.materialIndex );\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst boundingSphere = json.data.boundingSphere;\n\n\t\tif ( boundingSphere !== undefined ) {\n\n\t\t\tconst center = new Vector3();\n\n\t\t\tif ( boundingSphere.center !== undefined ) {\n\n\t\t\t\tcenter.fromArray( boundingSphere.center );\n\n\t\t\t}\n\n\t\t\tgeometry.boundingSphere = new Sphere( center, boundingSphere.radius );\n\n\t\t}\n\n\t\tif ( json.name ) geometry.name = json.name;\n\t\tif ( json.userData ) geometry.userData = json.userData;\n\n\t\treturn geometry;\n\n\t}\n\n} );\n\nconst TYPED_ARRAYS = {\n\tInt8Array: Int8Array,\n\tUint8Array: Uint8Array,\n\t// Workaround for IE11 pre KB2929437. See #11440\n\tUint8ClampedArray: typeof Uint8ClampedArray !== 'undefined' ? Uint8ClampedArray : Uint8Array,\n\tInt16Array: Int16Array,\n\tUint16Array: Uint16Array,\n\tInt32Array: Int32Array,\n\tUint32Array: Uint32Array,\n\tFloat32Array: Float32Array,\n\tFloat64Array: Float64Array\n};\n\nfunction ObjectLoader( manager ) {\n\n\tLoader.call( this, manager );\n\n}\n\nObjectLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: ObjectLoader,\n\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tconst scope = this;\n\n\t\tconst path = ( this.path === '' ) ? LoaderUtils.extractUrlBase( url ) : this.path;\n\t\tthis.resourcePath = this.resourcePath || path;\n\n\t\tconst loader = new FileLoader( scope.manager );\n\t\tloader.setPath( this.path );\n\t\tloader.setRequestHeader( this.requestHeader );\n\t\tloader.load( url, function ( text ) {\n\n\t\t\tlet json = null;\n\n\t\t\ttry {\n\n\t\t\t\tjson = JSON.parse( text );\n\n\t\t\t} catch ( error ) {\n\n\t\t\t\tif ( onError !== undefined ) onError( error );\n\n\t\t\t\tconsole.error( 'THREE:ObjectLoader: Can\\'t parse ' + url + '.', error.message );\n\n\t\t\t\treturn;\n\n\t\t\t}\n\n\t\t\tconst metadata = json.metadata;\n\n\t\t\tif ( metadata === undefined || metadata.type === undefined || metadata.type.toLowerCase() === 'geometry' ) {\n\n\t\t\t\tconsole.error( 'THREE.ObjectLoader: Can\\'t load ' + url );\n\t\t\t\treturn;\n\n\t\t\t}\n\n\t\t\tscope.parse( json, onLoad );\n\n\t\t}, onProgress, onError );\n\n\t},\n\n\tparse: function ( json, onLoad ) {\n\n\t\tconst shapes = this.parseShape( json.shapes );\n\t\tconst geometries = this.parseGeometries( json.geometries, shapes );\n\n\t\tconst images = this.parseImages( json.images, function () {\n\n\t\t\tif ( onLoad !== undefined ) onLoad( object );\n\n\t\t} );\n\n\t\tconst textures = this.parseTextures( json.textures, images );\n\t\tconst materials = this.parseMaterials( json.materials, textures );\n\n\t\tconst object = this.parseObject( json.object, geometries, materials );\n\n\t\tif ( json.animations ) {\n\n\t\t\tobject.animations = this.parseAnimations( json.animations );\n\n\t\t}\n\n\t\tif ( json.images === undefined || json.images.length === 0 ) {\n\n\t\t\tif ( onLoad !== undefined ) onLoad( object );\n\n\t\t}\n\n\t\treturn object;\n\n\t},\n\n\tparseShape: function ( json ) {\n\n\t\tconst shapes = {};\n\n\t\tif ( json !== undefined ) {\n\n\t\t\tfor ( let i = 0, l = json.length; i < l; i ++ ) {\n\n\t\t\t\tconst shape = new Shape().fromJSON( json[ i ] );\n\n\t\t\t\tshapes[ shape.uuid ] = shape;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn shapes;\n\n\t},\n\n\tparseGeometries: function ( json, shapes ) {\n\n\t\tconst geometries = {};\n\t\tlet geometryShapes;\n\n\t\tif ( json !== undefined ) {\n\n\t\t\tconst bufferGeometryLoader = new BufferGeometryLoader();\n\n\t\t\tfor ( let i = 0, l = json.length; i < l; i ++ ) {\n\n\t\t\t\tlet geometry;\n\t\t\t\tconst data = json[ i ];\n\n\t\t\t\tswitch ( data.type ) {\n\n\t\t\t\t\tcase 'PlaneGeometry':\n\t\t\t\t\tcase 'PlaneBufferGeometry':\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tdata.width,\n\t\t\t\t\t\t\tdata.height,\n\t\t\t\t\t\t\tdata.widthSegments,\n\t\t\t\t\t\t\tdata.heightSegments\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'BoxGeometry':\n\t\t\t\t\tcase 'BoxBufferGeometry':\n\t\t\t\t\tcase 'CubeGeometry': // backwards compatible\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tdata.width,\n\t\t\t\t\t\t\tdata.height,\n\t\t\t\t\t\t\tdata.depth,\n\t\t\t\t\t\t\tdata.widthSegments,\n\t\t\t\t\t\t\tdata.heightSegments,\n\t\t\t\t\t\t\tdata.depthSegments\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'CircleGeometry':\n\t\t\t\t\tcase 'CircleBufferGeometry':\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tdata.radius,\
109n\t\t\t\t\t\t\tdata.segments,\n\t\t\t\t\t\t\tdata.thetaStart,\n\t\t\t\t\t\t\tdata.thetaLength\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'CylinderGeometry':\n\t\t\t\t\tcase 'CylinderBufferGeometry':\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tdata.radiusTop,\n\t\t\t\t\t\t\tdata.radiusBottom,\n\t\t\t\t\t\t\tdata.height,\n\t\t\t\t\t\t\tdata.radialSegments,\n\t\t\t\t\t\t\tdata.heightSegments,\n\t\t\t\t\t\t\tdata.openEnded,\n\t\t\t\t\t\t\tdata.thetaStart,\n\t\t\t\t\t\t\tdata.thetaLength\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'ConeGeometry':\n\t\t\t\t\tcase 'ConeBufferGeometry':\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tdata.radius,\n\t\t\t\t\t\t\tdata.height,\n\t\t\t\t\t\t\tdata.radialSegments,\n\t\t\t\t\t\t\tdata.heightSegments,\n\t\t\t\t\t\t\tdata.openEnded,\n\t\t\t\t\t\t\tdata.thetaStart,\n\t\t\t\t\t\t\tdata.thetaLength\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'SphereGeometry':\n\t\t\t\t\tcase 'SphereBufferGeometry':\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tdata.radius,\n\t\t\t\t\t\t\tdata.widthSegments,\n\t\t\t\t\t\t\tdata.heightSegments,\n\t\t\t\t\t\t\tdata.phiStart,\n\t\t\t\t\t\t\tdata.phiLength,\n\t\t\t\t\t\t\tdata.thetaStart,\n\t\t\t\t\t\t\tdata.thetaLength\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'DodecahedronGeometry':\n\t\t\t\t\tcase 'DodecahedronBufferGeometry':\n\t\t\t\t\tcase 'IcosahedronGeometry':\n\t\t\t\t\tcase 'IcosahedronBufferGeometry':\n\t\t\t\t\tcase 'OctahedronGeometry':\n\t\t\t\t\tcase 'OctahedronBufferGeometry':\n\t\t\t\t\tcase 'TetrahedronGeometry':\n\t\t\t\t\tcase 'TetrahedronBufferGeometry':\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tdata.radius,\n\t\t\t\t\t\t\tdata.detail\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'RingGeometry':\n\t\t\t\t\tcase 'RingBufferGeometry':\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tdata.innerRadius,\n\t\t\t\t\t\t\tdata.outerRadius,\n\t\t\t\t\t\t\tdata.thetaSegments,\n\t\t\t\t\t\t\tdata.phiSegments,\n\t\t\t\t\t\t\tdata.thetaStart,\n\t\t\t\t\t\t\tdata.thetaLength\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'TorusGeometry':\n\t\t\t\t\tcase 'TorusBufferGeometry':\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tdata.radius,\n\t\t\t\t\t\t\tdata.tube,\n\t\t\t\t\t\t\tdata.radialSegments,\n\t\t\t\t\t\t\tdata.tubularSegments,\n\t\t\t\t\t\t\tdata.arc\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'TorusKnotGeometry':\n\t\t\t\t\tcase 'TorusKnotBufferGeometry':\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tdata.radius,\n\t\t\t\t\t\t\tdata.tube,\n\t\t\t\t\t\t\tdata.tubularSegments,\n\t\t\t\t\t\t\tdata.radialSegments,\n\t\t\t\t\t\t\tdata.p,\n\t\t\t\t\t\t\tdata.q\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'TubeGeometry':\n\t\t\t\t\tcase 'TubeBufferGeometry':\n\n\t\t\t\t\t\t// This only works for built-in curves (e.g. CatmullRomCurve3).\n\t\t\t\t\t\t// User defined curves or instances of CurvePath will not be deserialized.\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tnew Curves[ data.path.type ]().fromJSON( data.path ),\n\t\t\t\t\t\t\tdata.tubularSegments,\n\t\t\t\t\t\t\tdata.radius,\n\t\t\t\t\t\t\tdata.radialSegments,\n\t\t\t\t\t\t\tdata.closed\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'LatheGeometry':\n\t\t\t\t\tcase 'LatheBufferGeometry':\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tdata.points,\n\t\t\t\t\t\t\tdata.segments,\n\t\t\t\t\t\t\tdata.phiStart,\n\t\t\t\t\t\t\tdata.phiLength\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'PolyhedronGeometry':\n\t\t\t\t\tcase 'PolyhedronBufferGeometry':\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tdata.vertices,\n\t\t\t\t\t\t\tdata.indices,\n\t\t\t\t\t\t\tdata.radius,\n\t\t\t\t\t\t\tdata.details\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'ShapeGeometry':\n\t\t\t\t\tcase 'ShapeBufferGeometry':\n\n\t\t\t\t\t\tgeometryShapes = [];\n\n\t\t\t\t\t\tfor ( let j = 0, jl = data.shapes.length; j < jl; j ++ ) {\n\n\t\t\t\t\t\t\tconst shape = shapes[ data.shapes[ j ] ];\n\n\t\t\t\t\t\t\tgeometryShapes.push( shape );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tgeometryShapes,\n\t\t\t\t\t\t\tdata.curveSegments\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\n\t\t\t\t\tcase 'ExtrudeGeometry':\n\t\t\t\t\tcase 'ExtrudeBufferGeometry':\n\n\t\t\t\t\t\tgeometryShapes = [];\n\n\t\t\t\t\t\tfor ( let j = 0, jl = data.shapes.length; j < jl; j ++ ) {\n\n\t\t\t\t\t\t\tconst shape = shapes[ data.shapes[ j ] ];\n\n\t\t\t\t\t\t\tgeometryShapes.push( shape );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tconst extrudePath = data.options.extrudePath;\n\n\t\t\t\t\t\tif ( extrudePath !== undefined ) {\n\n\t\t\t\t\t\t\tdata.options.extrudePath = new Curves[ extrudePath.type ]().fromJSON( extrudePath );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tgeometry = new Geometries[ data.type ](\n\t\t\t\t\t\t\tgeometryShapes,\n\t\t\t\t\t\t\tdata.options\n\t\t\t\t\t\t);\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'BufferGeometry':\n\t\t\t\t\tcase 'InstancedBufferGeometry':\n\n\t\t\t\t\t\tgeometry = bufferGeometryLoader.parse( data );\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tcase 'Geometry':\n\n\t\t\t\t\t\tconsole.error( 'THREE.ObjectLoader: Loading \"Geometry\" is not supported anymore.' );\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tdefault:\n\n\t\t\t\t\t\tconsole.warn( 'THREE.ObjectLoader: Unsupported geometry type \"' + data.type + '\"' );\n\n\t\t\t\t\t\tcontinue;\n\n\t\t\t\t}\n\n\t\t\t\tgeometry.uuid = data.uuid;\n\n\t\t\t\tif ( data.name !== undefined ) geometry.name = data.name;\n\t\t\t\tif ( geometry.isBufferGeometry === true && data.userData !== undefined ) geometry.userData = data.userData;\n\n\t\t\t\tgeometries[ data.uuid ] = geometry;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn geometries;\n\n\t},\n\n\tparseMaterials: function ( json, textures ) {\n\n\t\tconst cache = {}; // MultiMaterial\n\t\tconst materials = {};\n\n\t\tif ( json !== undefined ) {\n\n\t\t\tconst loader = new MaterialLoader();\n\t\t\tloader.setTextures( textures );\n\n\t\t\tfor ( let i = 0, l = json.length; i < l; i ++ ) {\n\n\t\t\t\tconst data = json[ i ];\n\n\t\t\t\tif ( data.type === 'MultiMaterial' ) {\n\n\t\t\t\t\t// Deprecated\n\n\t\t\t\t\tconst array = [];\n\n\t\t\t\t\tfor ( let j = 0; j < data.materials.length; j ++ ) {\n\n\t\t\t\t\t\tconst material = data.materials[ j ];\n\n\t\t\t\t\t\tif ( cache[ material.uuid ] === undefined ) {\n\n\t\t\t\t\t\t\tcache[ material.uuid ] = loader.parse( material );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tarray.push( cache[ material.uuid ] );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tmaterials[ data.uuid ] = array;\n\n\t\t\t\t} else {\n\n\t\t\t\t\tif ( cache[ data.uuid ] === undefined ) {\n\n\t\t\t\t\t\tcache[ data.uuid ] = loader.parse( data );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tmaterials[ data.uuid ] = cache[ data.uuid ];\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn materials;\n\n\t},\n\n\tparseAnimations: function ( json ) {\n\n\t\tconst animations = [];\n\n\t\tfor ( let i = 0; i < json.length; i ++ ) {\n\n\t\t\tconst data = json[ i ];\n\n\t\t\tconst clip = AnimationClip.parse( data );\n\n\t\t\tif ( data.uuid !== undefined ) clip.uuid = data.uuid;\n\n\t\t\tanimations.push( clip );\n\n\t\t}\n\n\t\treturn animations;\n\n\t},\n\n\tparseImages: function ( json, onLoad ) {\n\n\t\tconst scope = this;\n\t\tconst images = {};\n\n\t\tlet loader;\n\n\t\tfunction loadImage( url ) {\n\n\t\t\tscope.manager.itemStart( url );\n\n\t\t\treturn loader.load( url, function () {\n\n\t\t\t\tscope.manager.itemEnd( url );\n\n\t\t\t}, undefined, function () {\n\n\t\t\t\tscope.manager.itemError( url );\n\t\t\t\tscope.manager.itemEnd( url );\n\n\t\t\t} );\n\n\t\t}\n\n\t\tif ( json !== undefined && json.length > 0 ) {\n\n\t\t\tconst manager = new LoadingManager( onLoad );\n\n\t\t\tloader = new ImageLoader( manager );\n\t\t\tloader.setCrossOrigin( this.crossOrigin );\n\n\t\t\tfor ( let i = 0, il = json.length; i < il; i ++ ) {\n\n\t\t\t\tconst image = json[ i ];\n\t\t\t\tconst url = image.url;\n\n\t\t\t\tif ( Array.isArray( url ) ) {\n\n\t\t\t\t\t// load array of images e.g CubeTexture\n\n\t\t\t\t\timages[ image.uuid ] = [];\n\n\t\t\t\t\tfor ( let j = 0, jl = url.length; j < jl; j ++ ) {\n\n\t\t\t\t\t\tconst currentUrl = url[ j ];\n\n\t\t\t\t\t\tconst path = /^(\\/\\/)|([a-z]+:(\\/\\/)?)/i.test( currentUrl ) ? currentUrl : scope.resourcePath + currentUrl;\n\n\t\t\t\t\t\timages[ image.uuid ].push( loadImage( path ) );\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// load single image\n\n\t\t\t\t\tconst path = /^(\\/\\/)|([a-z]+:(\\/\\/)?)/i.test( image.url ) ? image.url : scope.resourcePath + image.url;\n\n\t\t\t\t\timages[ image.uuid ] = loadImage( path );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn images;\n\n\t},\n\n\tparseTextures: function ( json, images ) {\n\n\t\tfunction parseConstant( value, type ) {\n\n\t\t\tif ( typeof value === 'number' ) return value;\n\n\t\t\tconsole.warn( 'THREE.ObjectLoader.parseTexture: Constant should be in numeric form.', value );\n\n\t\t\treturn type[ value ];\n\n\t\t}\n\n\t\tconst textures = {};\n\n\t\tif ( json !== undefined ) {\n\n\t\t\tfor ( let i = 0, l = json.length; i < l; i ++ ) {\n\n\t\t\t\tconst data = json[ i ];\n\n\t\t\t\tif ( data.image === undefined ) {\n\n\t\t\t\t\tconsole.warn( 'THREE.ObjectLoader: No \"image\" specified for', data.uuid );\n\n\t\t\t\t}\n\n\t\t\t\tif ( images[ data.image ] === undefined ) {\n\n\t\t\t\t\tconsole.warn( 'THREE.ObjectLoader: Undefined image', data.image );\n\n\t\t\t\t}\n\n\t\t\t\tlet texture;\n\n\t\t\t\tif ( Array.isArray( images[ data.image ] ) ) {\n\n\t\t\t\t\ttexture = new CubeTexture( images[ data.image ] );\n\n\t\t\t\t} else {\n\n\t\t\t\t\ttexture = new Texture( images[ data.image ] );\n\n\t\t\t\t}\n\n\t\t\t\ttexture.needsUpdate = true;\n\n\t\t\t\ttexture.uuid = data.uuid;\n\n\t\t\t\tif ( data.name !== undefined ) texture.name = data.name;\n\n\t\t\t\tif ( data.mapping !== undefined ) texture.mapping = parseConstant( data.mapping, TEXTURE_MAPPING );\n\n\t\t\t\tif ( data.offset !== undefined ) texture.offset.fromArray( data.offset );\n\t\t\t\tif ( data.repeat !== undefined ) texture.repeat.fromArray( data.repeat );\n\t\t\t\tif ( data.center !== undefined ) texture.center.fromArray( data.center );\n\t\t\t\tif ( data.rotation !== undefined ) texture.rotation = data.rotation;\n\n\t\t\t\tif ( data.wrap !== undefined ) {\n\n\t\t\t\t\ttexture.wrapS = parseConstant( data.wrap[ 0 ], TEXTURE_WRAPPING );\n\t\t\t\t\ttexture.wrapT = parseConstant( data.wrap[ 1 ], TEXTURE_WRAPPING );\n\n\t\t\t\t}\n\n\t\t\t\tif ( data.format !== undefined ) texture.format = data.format;\n\t\t\t\tif ( data.type !== undefined ) texture.type = data.type;\n\t\t\t\tif ( data.encoding !== undefined ) texture.encoding = data.encoding;\n\n\t\t\t\tif ( data.minFilter !== undefined ) texture.minFilter = parseConstant( data.minFilter, TEXTURE_FILTER );
109\n\t\t\t\tif ( data.magFilter !== undefined ) texture.magFilter = parseConstant( data.magFilter, TEXTURE_FILTER );\n\t\t\t\tif ( data.anisotropy !== undefined ) texture.anisotropy = data.anisotropy;\n\n\t\t\t\tif ( data.flipY !== undefined ) texture.flipY = data.flipY;\n\n\t\t\t\tif ( data.premultiplyAlpha !== undefined ) texture.premultiplyAlpha = data.premultiplyAlpha;\n\t\t\t\tif ( data.unpackAlignment !== undefined ) texture.unpackAlignment = data.unpackAlignment;\n\n\t\t\t\ttextures[ data.uuid ] = texture;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn textures;\n\n\t},\n\n\tparseObject: function ( data, geometries, materials ) {\n\n\t\tlet object;\n\n\t\tfunction getGeometry( name ) {\n\n\t\t\tif ( geometries[ name ] === undefined ) {\n\n\t\t\t\tconsole.warn( 'THREE.ObjectLoader: Undefined geometry', name );\n\n\t\t\t}\n\n\t\t\treturn geometries[ name ];\n\n\t\t}\n\n\t\tfunction getMaterial( name ) {\n\n\t\t\tif ( name === undefined ) return undefined;\n\n\t\t\tif ( Array.isArray( name ) ) {\n\n\t\t\t\tconst array = [];\n\n\t\t\t\tfor ( let i = 0, l = name.length; i < l; i ++ ) {\n\n\t\t\t\t\tconst uuid = name[ i ];\n\n\t\t\t\t\tif ( materials[ uuid ] === undefined ) {\n\n\t\t\t\t\t\tconsole.warn( 'THREE.ObjectLoader: Undefined material', uuid );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tarray.push( materials[ uuid ] );\n\n\t\t\t\t}\n\n\t\t\t\treturn array;\n\n\t\t\t}\n\n\t\t\tif ( materials[ name ] === undefined ) {\n\n\t\t\t\tconsole.warn( 'THREE.ObjectLoader: Undefined material', name );\n\n\t\t\t}\n\n\t\t\treturn materials[ name ];\n\n\t\t}\n\n\t\tlet geometry, material;\n\n\t\tswitch ( data.type ) {\n\n\t\t\tcase 'Scene':\n\n\t\t\t\tobject = new Scene();\n\n\t\t\t\tif ( data.background !== undefined ) {\n\n\t\t\t\t\tif ( Number.isInteger( data.background ) ) {\n\n\t\t\t\t\t\tobject.background = new Color( data.background );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tif ( data.fog !== undefined ) {\n\n\t\t\t\t\tif ( data.fog.type === 'Fog' ) {\n\n\t\t\t\t\t\tobject.fog = new Fog( data.fog.color, data.fog.near, data.fog.far );\n\n\t\t\t\t\t} else if ( data.fog.type === 'FogExp2' ) {\n\n\t\t\t\t\t\tobject.fog = new FogExp2( data.fog.color, data.fog.density );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'PerspectiveCamera':\n\n\t\t\t\tobject = new PerspectiveCamera( data.fov, data.aspect, data.near, data.far );\n\n\t\t\t\tif ( data.focus !== undefined ) object.focus = data.focus;\n\t\t\t\tif ( data.zoom !== undefined ) object.zoom = data.zoom;\n\t\t\t\tif ( data.filmGauge !== undefined ) object.filmGauge = data.filmGauge;\n\t\t\t\tif ( data.filmOffset !== undefined ) object.filmOffset = data.filmOffset;\n\t\t\t\tif ( data.view !== undefined ) object.view = Object.assign( {}, data.view );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'OrthographicCamera':\n\n\t\t\t\tobject = new OrthographicCamera( data.left, data.right, data.top, data.bottom, data.near, data.far );\n\n\t\t\t\tif ( data.zoom !== undefined ) object.zoom = data.zoom;\n\t\t\t\tif ( data.view !== undefined ) object.view = Object.assign( {}, data.view );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'AmbientLight':\n\n\t\t\t\tobject = new AmbientLight( data.color, data.intensity );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'DirectionalLight':\n\n\t\t\t\tobject = new DirectionalLight( data.color, data.intensity );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'PointLight':\n\n\t\t\t\tobject = new PointLight( data.color, data.intensity, data.distance, data.decay );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'RectAreaLight':\n\n\t\t\t\tobject = new RectAreaLight( data.color, data.intensity, data.width, data.height );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'SpotLight':\n\n\t\t\t\tobject = new SpotLight( data.color, data.intensity, data.distance, data.angle, data.penumbra, data.decay );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'HemisphereLight':\n\n\t\t\t\tobject = new HemisphereLight( data.color, data.groundColor, data.intensity );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'LightProbe':\n\n\t\t\t\tobject = new LightProbe().fromJSON( data );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'SkinnedMesh':\n\n\t\t\t\tconsole.warn( 'THREE.ObjectLoader.parseObject() does not support SkinnedMesh yet.' );\n\n\t\t\tcase 'Mesh':\n\n\t\t\t\tgeometry = getGeometry( data.geometry );\n\t\t\t\tmaterial = getMaterial( data.material );\n\n\t\t\t\tobject = new Mesh( geometry, material );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'InstancedMesh':\n\n\t\t\t\tgeometry = getGeometry( data.geometry );\n\t\t\t\tmaterial = getMaterial( data.material );\n\t\t\t\tconst count = data.count;\n\t\t\t\tconst instanceMatrix = data.instanceMatrix;\n\n\t\t\t\tobject = new InstancedMesh( geometry, material, count );\n\t\t\t\tobject.instanceMatrix = new BufferAttribute( new Float32Array( instanceMatrix.array ), 16 );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'LOD':\n\n\t\t\t\tobject = new LOD();\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'Line':\n\n\t\t\t\tobject = new Line( getGeometry( data.geometry ), getMaterial( data.material ), data.mode );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'LineLoop':\n\n\t\t\t\tobject = new LineLoop( getGeometry( data.geometry ), getMaterial( data.material ) );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'LineSegments':\n\n\t\t\t\tobject = new LineSegments( getGeometry( data.geometry ), getMaterial( data.material ) );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'PointCloud':\n\t\t\tcase 'Points':\n\n\t\t\t\tobject = new Points( getGeometry( data.geometry ), getMaterial( data.material ) );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'Sprite':\n\n\t\t\t\tobject = new Sprite( getMaterial( data.material ) );\n\n\t\t\t\tbreak;\n\n\t\t\tcase 'Group':\n\n\t\t\t\tobject = new Group();\n\n\t\t\t\tbreak;\n\n\t\t\tdefault:\n\n\t\t\t\tobject = new Object3D();\n\n\t\t}\n\n\t\tobject.uuid = data.uuid;\n\n\t\tif ( data.name !== undefined ) object.name = data.name;\n\n\t\tif ( data.matrix !== undefined ) {\n\n\t\t\tobject.matrix.fromArray( data.matrix );\n\n\t\t\tif ( data.matrixAutoUpdate !== undefined ) object.matrixAutoUpdate = data.matrixAutoUpdate;\n\t\t\tif ( object.matrixAutoUpdate ) object.matrix.decompose( object.position, object.quaternion, object.scale );\n\n\t\t} else {\n\n\t\t\tif ( data.position !== undefined ) object.position.fromArray( data.position );\n\t\t\tif ( data.rotation !== undefined ) object.rotation.fromArray( data.rotation );\n\t\t\tif ( data.quaternion !== undefined ) object.quaternion.fromArray( data.quaternion );\n\t\t\tif ( data.scale !== undefined ) object.scale.fromArray( data.scale );\n\n\t\t}\n\n\t\tif ( data.castShadow !== undefined ) object.castShadow = data.castShadow;\n\t\tif ( data.receiveShadow !== undefined ) object.receiveShadow = data.receiveShadow;\n\n\t\tif ( data.shadow ) {\n\n\t\t\tif ( data.shadow.bias !== undefined ) object.shadow.bias = data.shadow.bias;\n\t\t\tif ( data.shadow.normalBias !== undefined ) object.shadow.normalBias = data.shadow.normalBias;\n\t\t\tif ( data.shadow.radius !== undefined ) object.shadow.radius = data.shadow.radius;\n\t\t\tif ( data.shadow.mapSize !== undefined ) object.shadow.mapSize.fromArray( data.shadow.mapSize );\n\t\t\tif ( data.shadow.camera !== undefined ) object.shadow.camera = this.parseObject( data.shadow.camera );\n\n\t\t}\n\n\t\tif ( data.visible !== undefined ) object.visible = data.visible;\n\t\tif ( data.frustumCulled !== undefined ) object.frustumCulled = data.frustumCulled;\n\t\tif ( data.renderOrder !== undefined ) object.renderOrder = data.renderOrder;\n\t\tif ( data.userData !== undefined ) object.userData = data.userData;\n\t\tif ( data.layers !== undefined ) object.layers.mask = data.layers;\n\n\t\tif ( data.children !== undefined ) {\n\n\t\t\tconst children = data.children;\n\n\t\t\tfor ( let i = 0; i < children.length; i ++ ) {\n\n\t\t\t\tobject.add( this.parseObject( children[ i ], geometries, materials ) );\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( data.type === 'LOD' ) {\n\n\t\t\tif ( data.autoUpdate !== undefined ) object.autoUpdate = data.autoUpdate;\n\n\t\t\tconst levels = data.levels;\n\n\t\t\tfor ( let l = 0; l < levels.length; l ++ ) {\n\n\t\t\t\tconst level = levels[ l ];\n\t\t\t\tconst child = object.getObjectByProperty( 'uuid', level.object );\n\n\t\t\t\tif ( child !== undefined ) {\n\n\t\t\t\t\tobject.addLevel( child, level.distance );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn object;\n\n\t}\n\n} );\n\nconst TEXTURE_MAPPING = {\n\tUVMapping: UVMapping,\n\tCubeReflectionMapping: CubeReflectionMapping,\n\tCubeRefractionMapping: CubeRefractionMapping,\n\tEquirectangularReflectionMapping: EquirectangularReflectionMapping,\n\tEquirectangularRefractionMapping: EquirectangularRefractionMapping,\n\tCubeUVReflectionMapping: CubeUVReflectionMapping,\n\tCubeUVRefractionMapping: CubeUVRefractionMapping\n};\n\nconst TEXTURE_WRAPPING = {\n\tRepeatWrapping: RepeatWrapping,\n\tClampToEdgeWrapping: ClampToEdgeWrapping,\n\tMirroredRepeatWrapping: MirroredRepeatWrapping\n};\n\nconst TEXTURE_FILTER = {\n\tNearestFilter: NearestFilter,\n\tNearestMipmapNearestFilter: NearestMipmapNearestFilter,\n\tNearestMipmapLinearFilter: NearestMipmapLinearFilter,\n\tLinearFilter: LinearFilter,\n\tLinearMipmapNearestFilter: LinearMipmapNearestFilter,\n\tLinearMipmapLinearFilter: LinearMipmapLinearFilter\n};\n\nfunction ImageBitmapLoader( manager ) {\n\n\tif ( typeof createImageBitmap === 'undefined' ) {\n\n\t\tconsole.warn( 'THREE.ImageBitmapLoader: createImageBitmap() not supported.' );\n\n\t}\n\n\tif ( typeof fetch === 'undefined' ) {\n\n\t\tconsole.warn( 'THREE.ImageBitmapLoader: fetch() not supported.' );\n\n\t}\n\n\tLoader.call( this, manager );\n\n\tthis.options = { premultiplyAlpha: 'none' };\n\n}\n\nImageBitmapLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: ImageBitmapLoader,\n\n\tisImageBitmapLoader: true,\n\n\tsetOptions: function setOptions( options ) {\n\n\t\tthis.options = options;\n\n\t\treturn this;\n\n\t},\n\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tif ( url === undefined ) url = '';\n\n\t\tif ( this.path !== undefined ) url = this.path + url;\n\n\t\turl = this.manager.resolveURL( url );\n\n\t\tconst scope = this;\n\n\t\tconst cached = Cache.get( url );\n\n\t\tif ( cached !== undefined ) {\n\n\t\t\tscope.manager.itemStart( url );\n\n\t\t\tsetTimeout( function () {\n\n\t\t\t\tif ( onLoad ) onLoad( cached );\n\n\t\t\t\tscope.manager.itemEnd( url );\n\n\t\t\t}, 0 );\n\n\t\t\treturn cached;\n\n\t\t}\n\n\t\tfetch( url ).then( function ( res ) {\n\n\t\t\treturn res.blob();\n\n\t\t} ).then( function ( blob ) {\n\n\t\t\treturn createImageBitmap( blob, scope.options );\n\n\t\t} ).then( function ( imageBitmap ) {\n\n\t\t\tCache.add( url, imageBitmap );\n\n\t\t\tif ( onLoad ) onLoad( imageBitmap );\n\n\t\t\tscope.manager.itemEnd( url );\n\n\t\t} ).catch( function ( e ) {\n\n\t\t\tif ( onError ) onError( e );\n\n\t\t\tscope.manager.itemError( url );\n\t\t\tscope.manager.itemEnd( url );\n\n\t\t} );\n\n\t\tscope.manager.itemStart( url );\n\n\t}\n\n} );\n\nfunction ShapePath() {\n\n\tthis.type = 'ShapePath';\n\n\tthis.color = new Color();\n\n\tthis.subPaths = [];\n\tthis.currentPath = null;\n\n}\n\nObject.assign( ShapePath.prototype, {\n\n\tmoveTo: function ( x, y ) {\n\n\t\tthis.currentPath = new Path();\n\t\tthis.subPaths.push( this.currentPath );\n\t\tthis.currentPath.moveTo( x, y );\n\n\t\treturn this;\n\n\t},\n\n\tlineTo: function ( x, y ) {\n\n\t\tthis.currentPath.lineTo( x, y );\n\n\t\treturn this;\n\n\t},\n\n\tquadraticCurveTo: function ( aCPx, aCPy, aX, aY ) {\n\n\t\tthis.currentPath.quadraticCurveTo( aCPx, aCPy, aX, aY );\n\n\t\treturn this;\n\n\t},\n\n\tbezierCurveTo: function ( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ) {\n\n\t\tthis.currentPath.bezierCurveTo( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY );\n\n\t\treturn this;\n\n\t},\n\n\tsplineThru: function ( pts ) {\n\n\t\tthis.currentPath.splineThru( pts );\n\n\t\treturn this;\n\n\t},\n\n\ttoShapes: function ( isCCW, noHoles ) {\n\n\t\tfunction toShapesNoHoles( inSubpaths ) {\n\n\t\t\tconst shapes = [];\n\n\t\t\tfor ( let i = 0, l = inSubpaths.length; i < l; i ++ ) {\n\n\t\t\t\tconst tmpPath = inSubpaths[ i ];\n\n\t\t\t\tconst tmpShape = new Shape();\n\t\t\t\ttmpShape.curves = tmpPath.curves;\n\n\t\t\t\tshapes.push( tmpShape );\n\n\t\t\t}\n\n\t\t\treturn shapes;\n\n\t\t}\n\n\t\tfunction isPointInsidePolygon( inPt, inPolygon ) {\n\n\t\t\tconst polyLen = inPolygon.length;\n\n\t\t\t// inPt on polygon contour => immediate success or\n\t\t\t// toggling of inside/outside at every single! intersection point of an edge\n\t\t\t// with the horizontal line through inPt, left of inPt\n\t\t\t// not counting lowerY endpoints of edges and whole edges on that line\n\t\t\tlet inside = false;\n\t\t\tfor ( let p = polyLen - 1, q = 0; q < polyLen; p = q ++ ) {\n\n\t\t\t\tlet edgeLowPt = inPolygon[ p ];\n\t\t\t\tlet edgeHighPt = inPolygon[ q ];\n\n\t\t\t\tlet edgeDx = edgeHighPt.x - edgeLowPt.x;\n\t\t\t\tlet edgeDy = edgeHighPt.y - edgeLowPt.y;\n\n\t\t\t\tif ( Math.abs( edgeDy ) > Number.EPSILON ) {\n\n\t\t\t\t\t// not parallel\n\t\t\t\t\tif ( edgeDy < 0 ) {\n\n\t\t\t\t\t\tedgeLowPt = inPolygon[ q ]; edgeDx = - edgeDx;\n\t\t\t\t\t\tedgeHighPt = inPolygon[ p ]; edgeDy = - edgeDy;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tif ( ( inPt.y < edgeLowPt.y ) || ( inPt.y > edgeHighPt.y ) ) \t\tcontinue;\n\n\t\t\t\t\tif ( inPt.y === edgeLowPt.y ) {\n\n\t\t\t\t\t\tif ( inPt.x === edgeLowPt.x )\t\treturn\ttrue;\t\t// inPt is on contour ?\n\t\t\t\t\t\t// continue;\t\t\t\t// no intersection or edgeLowPt => doesn't count !!!\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tconst perpEdge = edgeDy * ( inPt.x - edgeLowPt.x ) - edgeDx * ( inPt.y - edgeLowPt.y );\n\t\t\t\t\t\tif ( perpEdge === 0 )\t\t\t\treturn\ttrue;\t\t// inPt is on contour ?\n\t\t\t\t\t\tif ( perpEdge < 0 ) \t\t\t\tcontinue;\n\t\t\t\t\t\tinside = ! inside;\t\t// true intersection left of inPt\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// parallel or collinear\n\t\t\t\t\tif ( inPt.y !== edgeLowPt.y ) \t\tcontinue;\t\t\t// parallel\n\t\t\t\t\t// edge lies on the same horizontal line as inPt\n\t\t\t\t\tif ( ( ( edgeHighPt.x <= inPt.x ) && ( inPt.x <= edgeLowPt.x ) ) ||\n\t\t\t\t\t\t ( ( edgeLowPt.x <= inPt.x ) && ( inPt.x <= edgeHighPt.x ) ) )\t\treturn\ttrue;\t// inPt: Point on contour !\n\t\t\t\t\t// continue;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\treturn\tinside;\n\n\t\t}\n\n\t\tconst isClockWise = ShapeUtils.isClockWise;\n\n\t\tconst subPaths = this.subPaths;\n\t\tif ( subPaths.length === 0 ) return [];\n\n\t\tif ( noHoles === true )\treturn\ttoShapesNoHoles( subPaths );\n\n\n\t\tlet solid, tmpPath, tmpShape, shapes = [];\n\n\t\tif ( subPaths.length === 1 ) {\n\n\t\t\ttmpPath = subPaths[ 0 ];\n\t\t\ttmpShape = new Shape();\n\t\t\ttmpShape.curves = tmpPath.curves;\n\t\t\tshapes.push( tmpShape );\n\t\t\treturn shapes;\n\n\t\t}\n\n\t\tlet holesFirst = ! isClockWise( subPaths[ 0 ].getPoints() );\n\t\tholesFirst = isCCW ? ! holesFirst : holesFirst;\n\n\t\t// console.log(\"Holes first\", holesFirst);\n\n\t\tconst betterShapeHoles = [];\n\t\tconst newShapes = [];\n\t\tlet newShapeHoles = [];\n\t\tlet mainIdx = 0;\n\t\tlet tmpPoints;\n\n\t\tnewShapes[ mainIdx ] = undefined;\n\t\tnewShapeHoles[ mainIdx ] = [];\n\n\t\tfor ( let i = 0, l = subPaths.length; i < l; i ++ ) {\n\n\t\t\ttmpPath = subPaths[ i ];\n\t\t\ttmpPoints = tmpPath.getPoints();\n\t\t\tsolid = isClockWise( tmpPoints );\n\t\t\tsolid = isCCW ? ! solid : solid;\n\n\t\t\tif ( solid ) {\n\n\t\t\t\tif ( ( ! holesFirst ) && ( newShapes[ mainIdx ] ) )\tmainIdx ++;\n\n\t\t\t\tnewShapes[ mainIdx ] = { s: new Shape(), p: tmpPoints };\n\t\t\t\tnewShapes[ mainIdx ].s.curves = tmpPath.curves;\n\n\t\t\t\tif ( holesFirst )\tmainIdx ++;\n\t\t\t\tnewShapeHoles[ mainIdx ] = [];\n\n\t\t\t\t//console.log('cw', i);\n\n\t\t\t} else {\n\n\t\t\t\tnewShapeHoles[ mainIdx ].push( { h: tmpPath, p: tmpPoints[ 0 ] } );\n\n\t\t\t\t//console.log('ccw', i);\n\n\t\t\t}\n\n\t\t}\n\n\t\t// only Holes? -> probably all Shapes with wrong orientation\n\t\tif ( ! newShapes[ 0 ] )\treturn\ttoShapesNoHoles( subPaths );\n\n\n\t\tif ( newShapes.length > 1 ) {\n\n\t\t\tlet ambiguous = false;\n\t\t\tconst toChange = [];\n\n\t\t\tfor ( let sIdx = 0, sLen = newShapes.length; sIdx < sLen;
109 sIdx ++ ) {\n\n\t\t\t\tbetterShapeHoles[ sIdx ] = [];\n\n\t\t\t}\n\n\t\t\tfor ( let sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) {\n\n\t\t\t\tconst sho = newShapeHoles[ sIdx ];\n\n\t\t\t\tfor ( let hIdx = 0; hIdx < sho.length; hIdx ++ ) {\n\n\t\t\t\t\tconst ho = sho[ hIdx ];\n\t\t\t\t\tlet hole_unassigned = true;\n\n\t\t\t\t\tfor ( let s2Idx = 0; s2Idx < newShapes.length; s2Idx ++ ) {\n\n\t\t\t\t\t\tif ( isPointInsidePolygon( ho.p, newShapes[ s2Idx ].p ) ) {\n\n\t\t\t\t\t\t\tif ( sIdx !== s2Idx )\ttoChange.push( { froms: sIdx, tos: s2Idx, hole: hIdx } );\n\t\t\t\t\t\t\tif ( hole_unassigned ) {\n\n\t\t\t\t\t\t\t\thole_unassigned = false;\n\t\t\t\t\t\t\t\tbetterShapeHoles[ s2Idx ].push( ho );\n\n\t\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\t\tambiguous = true;\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t\tif ( hole_unassigned ) {\n\n\t\t\t\t\t\tbetterShapeHoles[ sIdx ].push( ho );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t\t// console.log(\"ambiguous: \", ambiguous);\n\n\t\t\tif ( toChange.length > 0 ) {\n\n\t\t\t\t// console.log(\"to change: \", toChange);\n\t\t\t\tif ( ! ambiguous )\tnewShapeHoles = betterShapeHoles;\n\n\t\t\t}\n\n\t\t}\n\n\t\tlet tmpHoles;\n\n\t\tfor ( let i = 0, il = newShapes.length; i < il; i ++ ) {\n\n\t\t\ttmpShape = newShapes[ i ].s;\n\t\t\tshapes.push( tmpShape );\n\t\t\ttmpHoles = newShapeHoles[ i ];\n\n\t\t\tfor ( let j = 0, jl = tmpHoles.length; j < jl; j ++ ) {\n\n\t\t\t\ttmpShape.holes.push( tmpHoles[ j ].h );\n\n\t\t\t}\n\n\t\t}\n\n\t\t//console.log(\"shape\", shapes);\n\n\t\treturn shapes;\n\n\t}\n\n} );\n\nfunction Font( data ) {\n\n\tthis.type = 'Font';\n\n\tthis.data = data;\n\n}\n\nObject.assign( Font.prototype, {\n\n\tisFont: true,\n\n\tgenerateShapes: function ( text, size ) {\n\n\t\tif ( size === undefined ) size = 100;\n\n\t\tconst shapes = [];\n\t\tconst paths = createPaths( text, size, this.data );\n\n\t\tfor ( let p = 0, pl = paths.length; p < pl; p ++ ) {\n\n\t\t\tArray.prototype.push.apply( shapes, paths[ p ].toShapes() );\n\n\t\t}\n\n\t\treturn shapes;\n\n\t}\n\n} );\n\nfunction createPaths( text, size, data ) {\n\n\tconst chars = Array.from ? Array.from( text ) : String( text ).split( '' ); // workaround for IE11, see #13988\n\tconst scale = size / data.resolution;\n\tconst line_height = ( data.boundingBox.yMax - data.boundingBox.yMin + data.underlineThickness ) * scale;\n\n\tconst paths = [];\n\n\tlet offsetX = 0, offsetY = 0;\n\n\tfor ( let i = 0; i < chars.length; i ++ ) {\n\n\t\tconst char = chars[ i ];\n\n\t\tif ( char === '\\n' ) {\n\n\t\t\toffsetX = 0;\n\t\t\toffsetY -= line_height;\n\n\t\t} else {\n\n\t\t\tconst ret = createPath( char, scale, offsetX, offsetY, data );\n\t\t\toffsetX += ret.offsetX;\n\t\t\tpaths.push( ret.path );\n\n\t\t}\n\n\t}\n\n\treturn paths;\n\n}\n\nfunction createPath( char, scale, offsetX, offsetY, data ) {\n\n\tconst glyph = data.glyphs[ char ] || data.glyphs[ '?' ];\n\n\tif ( ! glyph ) {\n\n\t\tconsole.error( 'THREE.Font: character \"' + char + '\" does not exists in font family ' + data.familyName + '.' );\n\n\t\treturn;\n\n\t}\n\n\tconst path = new ShapePath();\n\n\tlet x, y, cpx, cpy, cpx1, cpy1, cpx2, cpy2;\n\n\tif ( glyph.o ) {\n\n\t\tconst outline = glyph._cachedOutline || ( glyph._cachedOutline = glyph.o.split( ' ' ) );\n\n\t\tfor ( let i = 0, l = outline.length; i < l; ) {\n\n\t\t\tconst action = outline[ i ++ ];\n\n\t\t\tswitch ( action ) {\n\n\t\t\t\tcase 'm': // moveTo\n\n\t\t\t\t\tx = outline[ i ++ ] * scale + offsetX;\n\t\t\t\t\ty = outline[ i ++ ] * scale + offsetY;\n\n\t\t\t\t\tpath.moveTo( x, y );\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'l': // lineTo\n\n\t\t\t\t\tx = outline[ i ++ ] * scale + offsetX;\n\t\t\t\t\ty = outline[ i ++ ] * scale + offsetY;\n\n\t\t\t\t\tpath.lineTo( x, y );\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'q': // quadraticCurveTo\n\n\t\t\t\t\tcpx = outline[ i ++ ] * scale + offsetX;\n\t\t\t\t\tcpy = outline[ i ++ ] * scale + offsetY;\n\t\t\t\t\tcpx1 = outline[ i ++ ] * scale + offsetX;\n\t\t\t\t\tcpy1 = outline[ i ++ ] * scale + offsetY;\n\n\t\t\t\t\tpath.quadraticCurveTo( cpx1, cpy1, cpx, cpy );\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'b': // bezierCurveTo\n\n\t\t\t\t\tcpx = outline[ i ++ ] * scale + offsetX;\n\t\t\t\t\tcpy = outline[ i ++ ] * scale + offsetY;\n\t\t\t\t\tcpx1 = outline[ i ++ ] * scale + offsetX;\n\t\t\t\t\tcpy1 = outline[ i ++ ] * scale + offsetY;\n\t\t\t\t\tcpx2 = outline[ i ++ ] * scale + offsetX;\n\t\t\t\t\tcpy2 = outline[ i ++ ] * scale + offsetY;\n\n\t\t\t\t\tpath.bezierCurveTo( cpx1, cpy1, cpx2, cpy2, cpx, cpy );\n\n\t\t\t\t\tbreak;\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n\treturn { offsetX: glyph.ha * scale, path: path };\n\n}\n\nfunction FontLoader( manager ) {\n\n\tLoader.call( this, manager );\n\n}\n\nFontLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: FontLoader,\n\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tconst scope = this;\n\n\t\tconst loader = new FileLoader( this.manager );\n\t\tloader.setPath( this.path );\n\t\tloader.setRequestHeader( this.requestHeader );\n\t\tloader.load( url, function ( text ) {\n\n\t\t\tlet json;\n\n\t\t\ttry {\n\n\t\t\t\tjson = JSON.parse( text );\n\n\t\t\t} catch ( e ) {\n\n\t\t\t\tconsole.warn( 'THREE.FontLoader: typeface.js support is being deprecated. Use typeface.json instead.' );\n\t\t\t\tjson = JSON.parse( text.substring( 65, text.length - 2 ) );\n\n\t\t\t}\n\n\t\t\tconst font = scope.parse( json );\n\n\t\t\tif ( onLoad ) onLoad( font );\n\n\t\t}, onProgress, onError );\n\n\t},\n\n\tparse: function ( json ) {\n\n\t\treturn new Font( json );\n\n\t}\n\n} );\n\nlet _context;\n\nconst AudioContext = {\n\n\tgetContext: function () {\n\n\t\tif ( _context === undefined ) {\n\n\t\t\t_context = new ( window.AudioContext || window.webkitAudioContext )();\n\n\t\t}\n\n\t\treturn _context;\n\n\t},\n\n\tsetContext: function ( value ) {\n\n\t\t_context = value;\n\n\t}\n\n};\n\nfunction AudioLoader( manager ) {\n\n\tLoader.call( this, manager );\n\n}\n\nAudioLoader.prototype = Object.assign( Object.create( Loader.prototype ), {\n\n\tconstructor: AudioLoader,\n\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tconst scope = this;\n\n\t\tconst loader = new FileLoader( scope.manager );\n\t\tloader.setResponseType( 'arraybuffer' );\n\t\tloader.setPath( scope.path );\n\t\tloader.setRequestHeader( scope.requestHeader );\n\t\tloader.load( url, function ( buffer ) {\n\n\t\t\ttry {\n\n\t\t\t\t// Create a copy of the buffer. The `decodeAudioData` method\n\t\t\t\t// detaches the buffer when complete, preventing reuse.\n\t\t\t\tconst bufferCopy = buffer.slice( 0 );\n\n\t\t\t\tconst context = AudioContext.getContext();\n\t\t\t\tcontext.decodeAudioData( bufferCopy, function ( audioBuffer ) {\n\n\t\t\t\t\tonLoad( audio
109Buffer );\n\n\t\t\t\t} );\n\n\t\t\t} catch ( e ) {\n\n\t\t\t\tif ( onError ) {\n\n\t\t\t\t\tonError( e );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconsole.error( e );\n\n\t\t\t\t}\n\n\t\t\t\tscope.manager.itemError( url );\n\n\t\t\t}\n\n\t\t}, onProgress, onError );\n\n\t}\n\n} );\n\nfunction HemisphereLightProbe( skyColor, groundColor, intensity ) {\n\n\tLightProbe.call( this, undefined, intensity );\n\n\tconst color1 = new Color().set( skyColor );\n\tconst color2 = new Color().set( groundColor );\n\n\tconst sky = new Vector3( color1.r, color1.g, color1.b );\n\tconst ground = new Vector3( color2.r, color2.g, color2.b );\n\n\t// without extra factor of PI in the shader, should = 1 / Math.sqrt( Math.PI );\n\tconst c0 = Math.sqrt( Math.PI );\n\tconst c1 = c0 * Math.sqrt( 0.75 );\n\n\tthis.sh.coefficients[ 0 ].copy( sky ).add( ground ).multiplyScalar( c0 );\n\tthis.sh.coefficients[ 1 ].copy( sky ).sub( ground ).multiplyScalar( c1 );\n\n}\n\nHemisphereLightProbe.prototype = Object.assign( Object.create( LightProbe.prototype ), {\n\n\tconstructor: HemisphereLightProbe,\n\n\tisHemisphereLightProbe: true,\n\n\tcopy: function ( source ) { // modifying colors not currently supported\n\n\t\tLightProbe.prototype.copy.call( this, source );\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function ( meta ) {\n\n\t\tconst data = LightProbe.prototype.toJSON.call( this, meta );\n\n\t\t// data.sh = this.sh.toArray(); // todo\n\n\t\treturn data;\n\n\t}\n\n} );\n\nfunction AmbientLightProbe( color, intensity ) {\n\n\tLightProbe.call( this, undefined, intensity );\n\n\tconst color1 = new Color().set( color );\n\n\t// without extra factor of PI in the shader, would be 2 / Math.sqrt( Math.PI );\n\tthis.sh.coefficients[ 0 ].set( color1.r, color1.g, color1.b ).multiplyScalar( 2 * Math.sqrt( Math.PI ) );\n\n}\n\nAmbientLightProbe.prototype = Object.assign( Object.create( LightProbe.prototype ), {\n\n\tconstructor: AmbientLightProbe,\n\n\tisAmbientLightProbe: true,\n\n\tcopy: function ( source ) { // modifying color not currently supported\n\n\t\tLightProbe.prototype.copy.call( this, source );\n\n\t\treturn this;\n\n\t},\n\n\ttoJSON: function ( meta ) {\n\n\t\tconst data = LightProbe.prototype.toJSON.call( this, meta );\n\n\t\t// data.sh = this.sh.toArray(); // todo\n\n\t\treturn data;\n\n\t}\n\n} );\n\nconst _eyeRight = new Matrix4();\nconst _eyeLeft = new Matrix4();\n\nfunction StereoCamera() {\n\n\tthis.type = 'StereoCamera';\n\n\tthis.aspect = 1;\n\n\tthis.eyeSep = 0.064;\n\n\tthis.cameraL = new PerspectiveCamera();\n\tthis.cameraL.layers.enable( 1 );\n\tthis.cameraL.matrixAutoUpdate = false;\n\n\tthis.cameraR = new PerspectiveCamera();\n\tthis.cameraR.layers.enable( 2 );\n\tthis.cameraR.matrixAutoUpdate = false;\n\n\tthis._cache = {\n\t\tfocus: null,\n\t\tfov: null,\n\t\taspect: null,\n\t\tnear: null,\n\t\tfar: null,\n\t\tzoom: null,\n\t\teyeSep: null\n\t};\n\n}\n\nObject.assign( StereoCamera.prototype, {\n\n\tupdate: function ( camera ) {\n\n\t\tconst cache = this._cache;\n\n\t\tconst needsUpdate = cache.focus !== camera.focus || cache.fov !== camera.fov ||\n\t\t\tcache.aspect !== camera.aspect * this.aspect || cache.near !== camera.near ||\n\t\t\tcache.far !== camera.far || cache.zoom !== camera.zoom || cache.eyeSep !== this.eyeSep;\n\n\t\tif ( needsUpdate ) {\n\n\t\t\tcache.focus = camera.focus;\n\t\t\tcache.fov = camera.fov;\n\t\t\tcache.aspect = camera.aspect * this.aspect;\n\t\t\tcache.near = camera.near;\n\t\t\tcache.far = camera.far;\n\t\t\tcache.zoom = camera.zoom;\n\t\t\tcache.eyeSep = this.eyeSep;\n\n\t\t\t// Off-axis stereoscopic effect based on\n\t\t\t// http://paulbourke.net/stereographics/stereorender/\n\n\t\t\tconst projectionMatrix = camera.projectionMatrix.clone();\n\t\t\tconst eyeSepHalf = cache.eyeSep / 2;\n\t\t\tconst eyeSepOnProjection = eyeSepHalf * cache.near / cache.focus;\n\t\t\tconst ymax = ( cache.near * Math.tan( MathUtils.DEG2RAD * cache.fov * 0.5 ) ) / cache.zoom;\n\t\t\tlet xmin, xmax;\n\n\t\t\t// translate xOffset\n\n\t\t\t_eyeLeft.elements[ 12 ] = - eyeSepHalf;\n\t\t\t_eyeRight.elements[ 12 ] = eyeSepHalf;\n\n\t\t\t// for left eye\n\n\t\t\txmin = - ymax * cache.aspect + eyeSepOnProjection;\n\t\t\txmax = ymax * cache.aspect + eyeSepOnProjection;\n\n\t\t\tprojectionMatrix.elements[ 0 ] = 2 * cache.near / ( xmax - xmin );\n\t\t\tprojectionMatrix.elements[ 8 ] = ( xmax + xmin ) / ( xmax - xmin );\n\n\t\t\tthis.cameraL.projectionMatrix.copy( projectionMatrix );\n\n\t\t\t// for right eye\n\n\t\t\txmin = - ymax * cache.aspect - eyeSepOnProjection;\n\t\t\txmax = ymax * cache.aspect - eyeSepOnProjection;\n\n\t\t\tprojectionMatrix.elements[ 0 ] = 2 * cache.near / ( xmax - xmin );\n\t\t\tprojectionMatrix.elements[ 8 ] = ( xmax + xmin ) / ( xmax - xmin );\n\n\t\t\tthis.cameraR.projectionMatrix.copy( projectionMatrix );\n\n\t\t}\n\n\t\tthis.cameraL.matrixWorld.copy( camera.matrixWorld ).multiply( _eyeLeft );\n\t\tthis.cameraR.matrixWorld.copy( camera.matrixWorld ).multiply( _eyeRight );\n\n\t}\n\n} );\n\nfunction Clock( autoStart ) {\n\n\tthis.autoStart = ( autoStart !== undefined ) ? autoStart : true;\n\n\tthis.startTime = 0;\n\tthis.oldTime = 0;\n\tthis.elapsedTime = 0;\n\n\tthis.running = false;\n\n}\n\nObject.assign( Clock.prototype, {\n\n\tstart: function () {\n\n\t\tthis.startTime = ( typeof performance === 'undefined' ? Date : performance ).now(); // see #10732\n\n\t\tthis.oldTime = this.startTime;\n\t\tthis.elapsedTime = 0;\n\t\tthis.running = true;\n\n\t},\n\n\tstop: function () {\n\n\t\tthis.getElapsedTime();\n\t\tthis.running = false;\n\t\tthis.autoStart = false;\n\n\t},\n\n\tgetElapsedTime: function () {\n\n\t\tthis.getDelta();\n\t\treturn this.elapsedTime;\n\n\t},\n\n\tgetDelta: function () {\n\n\t\tlet diff = 0;\n\n\t\tif ( this.autoStart && ! this.running ) {\n\n\t\t\tthis.start();\n\t\t\treturn 0;\n\n\t\t}\n\n\t\tif ( this.running ) {\n\n\t\t\tconst newTime = ( typeof performance === 'undefined' ? Date : performance ).now();\n\n\t\t\tdiff = ( newTime - this.oldTime ) / 1000;\n\t\t\tthis.oldTime = newTime;\n\n\t\t\tthis.elapsedTime += diff;\n\n\t\t}\n\n\t\treturn diff;\n\n\t}\n\n} );\n\nconst _position$2 = new Vector3();\nconst _quaternion$3 = new Quaternion();\nconst _scale$1 = new Vector3();\nconst _orientation = new Vector3();\n\nfunction AudioListener() {\n\n\tObject3D.call( this );\n\n\tthis.type = 'AudioListener';\n\n\tthis.context = AudioContext.getContext();\n\n\tthis.gain = this.context.createGain();\n\tthis.gain.connect( this.context.destination );\n\n\tthis.filter = null;\n\n\tthis.timeDelta = 0;\n\n\t// private\n\n\tthis._clock = new Clock();\n\n}\n\nAudioListener.prototype = Object.assign( Object.create( Object3D.prototype ), {\n\n\tconstructor: AudioListener,\n\n\tgetInput: function () {\n\n\t\treturn this.gain;\n\n\t},\n\n\tremoveFilter: function ( ) {\n\n\t\tif ( this.filter !== null ) {\n\n\t\t\tthis.gain.disconnect( this.filter );\n\t\t\tthis.filter.disconnect( this.context.destination );\n\t\t\tthis.gain.connect( this.context.destination );\n\t\t\tthis.filter = null;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tgetFilter: function () {\n\n\t\treturn this.filter;\n\n\t},\n\n\tsetFilter: function ( value ) {\n\n\t\tif ( this.filter !== null ) {\n\n\t\t\tthis.gain.disconnect( this.filter );\n\t\t\tthis.filter.disconnect( this.context.destination );\n\n\t\t} else {\n\n\t\t\tthis.gain.disconnect( this.context.destination );\n\n\t\t}\n\n\t\tthis.filter = value;\n\t\tthis.gain.connect( this.filter );\n\t\tthis.filter.connect( this.context.destination );\n\n\t\treturn this;\n\n\t},\n\n\tgetMasterVolume: function () {\n\n\t\treturn this.gain.gain.value;\n\n\t},\n\n\tsetMasterVolume: function ( value ) {\n\n\t\tthis.gain.gain.setTargetAtTime( value, this.context.currentTime, 0.01 );\n\n\t\treturn this;\n\n\t},\n\n\tupdateMatrixWorld: function ( force ) {\n\n\t\tObject3D.prototype.updateMatrixWorld.call( this, force );\n\n\t\tconst listener = this.context.listener;\n\t\tconst up = this.up;\n\n\t\tthis.timeDelta = this._clock.getDelta();\n\n\t\tthis.matrixWorld.decompose( _position$2, _quaternion$3, _scale$1 );\n\n\t\t_orientation.set( 0, 0, - 1 ).applyQuaternion( _quaternion$3 );\n\n\t\tif ( listener.positionX ) {\n\n\t\t\t// code path for Chrome (see #14393)\n\n\t\t\tconst endTime = this.context.currentTime + this.timeDelta;\n\n\t\t\tlistener.positionX.linearRampToValueAtTime( _position$2.x, endTime );\n\t\t\tlistener.positionY.linearRampToValueAtTime( _position$2.y, endTime );\n\t\t\tlistener.positionZ.linearRampToValueAtTime( _position$2.z, endTime );\n\t\t\tlistener.forwardX.linearRampToValueAtTime( _orientation.x, endTime );\n\t\t\tlistener.forwardY.linearRampToValueAtTime( _orientation.y, endTime );\n\t\t\tlistener.forwardZ.linearRampToValueAtTime( _orientation.z, endTime );\n\t\t\tlistener.upX.linearRampToValueAtTime( up.x, endTime );\n\t\t\tlistener.upY.linearRampToValueAtTime( up.y, endTime );\n\t\t\tlistener.upZ.linearRampToValueAtTime( up.z, endTime );\n\n\t\t} else {\n\n\t\t\tlistener.setPosition( _position$2.x, _position$2.y, _position$2.z );\n\t\t\tlistener.setOrientation( _orientation.x, _orientation.y, _orientation.z, up.x, up.y, up.z );\n\n\t\t}\n\n\t}\n\n} );\n\nfunction Audio( listener ) {\n\n\tObject3D.call( this );\n\n\tthis.type = 'Audio';\n\n\tthis.listener = listener;\n\tthis.context = listener.context;\n\n\tthis.gain = this.context.createGain();\n\tthis.gain.connect( listener.getInput() );\n\n\tthis.autoplay = false;\n\n\tthis.buffer = null;\n\tthis.detune = 0;\n\tthis.loop = false;\n\tthis.loopStart = 0;\n\tthis.loopEnd = 0;\n\tthis.offset = 0;\n\tthis.duration = undefined;\n\tthis.playbackRate = 1;\n\tthis.isPlaying = false;\n\tthis.hasPlaybackControl = true;\n\tthis.sourceType = 'empty';\n\n\tthis._startedAt = 0;\n\tthis._progress = 0;\n\n\tthis.filters = [];\n\n}\n\nAudio.prototype = Object.assign( Object.create( Object3D.prototype ), {\n\n\tconstructor: Audio,\n\n\tgetOutput: function () {\n\n\t\treturn this.gain;\n\n\t},\n\n\tsetNodeSource: function ( audioNode ) {\n\n\t\tthis.hasPlaybackControl = false;\n\t\tthis.sourceType = 'audioNode';\n\t\tthis.source = audioNode;\n\t\tthis.connect();\n\n\t\treturn this;\n\n\t},\n\n\tsetMediaElementSource: function ( mediaElement ) {\n\n\t\tthis.hasPlaybackControl = false;\n\t\tthis.sourceType = 'mediaNode';\n\t\tthis.source = this.context.createMediaElementSource( mediaElement );\n\t\tthis.connect();\n\n\t\treturn this;\n\n\t},\n\n\tsetMediaStreamSource: function ( mediaStream ) {\n\n\t\tthis.hasPlaybackControl = false;\n\t\tthis.sourceType = 'mediaStreamNode';\n\t\tthis.source = this.context.createMediaStreamSource( mediaStream );\n\t\tthis.connect();\n\n\t\treturn this;\n\n\t},\n\n\tsetBuffer: function ( audioBuffer ) {\n\n\t\tthis.buffer = audioBuffer;\n\t\tthis.sourceType = 'buffer';\n\n\t\tif ( this.autoplay ) this.play();\n\n\t\treturn this;\n\n\t},\n\n\tplay: function ( delay ) {\n\n\t\tif ( delay === undefined ) delay = 0;\n\n\t\tif ( this.isPlaying === true ) {\n\n\t\t\tconsole.warn( 'THREE.Audio: Audio is already playing.' );\n\t\t\treturn;\n\n\t\t}\n\n\t\tif ( this.hasPlaybackControl === false ) {\n\n\t\t\tconsole.warn( 'THREE.Audio: this Audio has no playback control.' );\n\t\t\treturn;\n\n\t\t}\n\n\t\tthis._startedAt = this.context.currentTime + delay;\n\n\t\tconst source = this.context.createBufferSource();\n\t\tsource.buffer = this.buffer;\n\t\tsource.loop = this.loop;\n\t\tsource.loopStart = this.loopStart;\n\t\tsource.loopEnd = this.loopEnd;\n\t\tsource.onended = this.onEnded.bind( this );\n\t\tsource.start( this._startedAt, this._progress + this.offset, this.duration );\n\n\t\tthis.isPlaying = true;\n\n\t\tthis.source = source;\n\n\t\tthis.setDetune( this.detune );\n\t\tthis.setPlaybackRate( this.playbackRate );\n\n\t\treturn this.connect();\n\n\t},\n\n\tpause: function () {\n\n\t\tif ( this.hasPlaybackControl === false ) {\n\n\t\t\tconsole.warn( 'THREE.Audio: this Audio has no playback control.' );\n\t\t\treturn;\n\n\t\t}\n\n\t\tif ( this.isPlaying === true ) {\n\n\t\t\t// update current progress\n\n\t\t\tthis._progress += Math.max( this.context.currentTime - this._startedAt, 0 ) * this.playbackRate;\n\n\t\t\tif ( this.loop === true ) {\n\n\t\t\t\t// ensure _progress does not exceed duration with looped audios\n\n\t\t\t\tthis._progress = this._progress % ( this.duration || this.buffer.duration );\n\n\t\t\t}\n\n\t\t\tthis.source.stop();\n\t\t\tthis.source.onended = null;\n\n\t\t\tthis.isPlaying = false;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tstop: function () {\n\n\t\tif ( this.hasPlaybackControl === false ) {\n\n\t\t\tconsole.warn( 'THREE.Audio: this Audio has no playback control.' );\n\t\t\treturn;\n\n\t\t}\n\n\t\tthis._progress = 0;\n\n\t\tthis.source.stop();\n\t\tthis.source.onended = null;\n\t\tthis.isPlaying = false;\n\n\t\treturn this;\n\n\t},\n\n\tconnect: function () {\n\n\t\tif ( this.filters.length > 0 ) {\n\n\t\t\tthis.source.connect( this.filters[ 0 ] );\n\n\t\t\tfor ( let i = 1, l = this.filters.length; i < l; i ++ ) {\n\n\t\t\t\tthis.filters[ i - 1 ].connect( this.filters[ i ] );\n\n\t\t\t}\n\n\t\t\tthis.filters[ this.filters.length - 1 ].connect( this.getOutput() );\n\n\t\t} else {\n\n\t\t\tthis.source.connect( this.getOutput() );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tdisconnect: function () {\n\n\t\tif ( this.filters.length > 0 ) {\n\n\t\t\tthis.source.disconnect( this.filters[ 0 ] );\n\n\t\t\tfor ( let i = 1, l = this.filters.length; i < l; i ++ ) {\n\n\t\t\t\tthis.filters[ i - 1 ].disconnect( this.filters[ i ] );\n\n\t\t\t}\n\n\t\t\tthis.filters[ this.filters.length - 1 ].disconnect( this.getOutput() );\n\n\t\t} else {\n\n\t\t\tthis.source.disconnect( this.getOutput() );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tgetFilters: function () {\n\n\t\treturn this.filters;\n\n\t},\n\n\tsetFilters: function ( value ) {\n\n\t\tif ( ! value ) value = [];\n\n\t\tif ( this.isPlaying === true ) {\n\n\t\t\tthis.disconnect();\n\t\t\tthis.filters = value;\n\t\t\tthis.connect();\n\n\t\t} else {\n\n\t\t\tthis.filters = value;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tsetDetune: function ( value ) {\n\n\t\tthis.detune = value;\n\n\t\tif ( this.source.detune === undefined ) return; // only set detune when available\n\n\t\tif ( this.isPlaying === true ) {\n\n\t\t\tthis.source.detune.setTargetAtTime( this.detune, this.context.currentTime, 0.01 );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tgetDetune: function () {\n\n\t\treturn this.detune;\n\n\t},\n\n\tgetFilter: function () {\n\n\t\treturn this.getFilters()[ 0 ];\n\n\t},\n\n\tsetFilter: function ( filter ) {\n\n\t\treturn this.setFilters( filter ? [ filter ] : [] );\n\n\t},\n\n\tsetPlaybackRate: function ( value ) {\n\n\t\tif ( this.hasPlaybackControl === false ) {\n\n\t\t\tconsole.warn( 'THREE.Audio: this Audio has no playback control.' );\n\t\t\treturn;\n\n\t\t}\n\n\t\tthis.playbackRate = value;\n\n\t\tif ( this.isPlaying === true ) {\n\n\t\t\tthis.source.playbackRate.setTargetAtTime( this.playbackRate, this.context.currentTime, 0.01 );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tgetPlaybackRate: function () {\n\n\t\treturn this.playbackRate;\n\n\t},\n\n\tonEnded: function () {\n\n\t\tthis.isPlaying = false;\n\n\t},\n\n\tgetLoop: function () {\n\n\t\tif ( this.hasPlaybackControl === false ) {\n\n\t\t\tconsole.warn( 'THREE.Audio: this Audio has no playback control.' );\n\t\t\treturn false;\n\n\t\t}\n\n\t\treturn this.loop;\n\n\t},\n\n\tsetLoop: function ( value ) {\n\n\t\tif ( this.hasPlaybackControl === false ) {\n\n\t\t\tconsole.warn( 'THREE.Audio: this Audio has no playback control.' );\n\t\t\treturn;\n\n\t\t}\n\n\t\tthis.loop = value;\n\n\t\tif ( this.isPlaying === true ) {\n\n\t\t\tthis.source.loop = this.loop;\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tsetLoopStart: function ( value ) {\n\n\t\tthis.loopStart = value;\n\n\t\treturn this;\n\n\t},\n\n\tsetLoopEnd: function ( value ) {\n\n\t\tthis.loopEnd = value;\n\n\t\treturn this;\n\n\t},\n\n\tgetVolume: function () {\n\n\t\treturn this.gain.gain.value;\n\n\t},\n\n\tsetVolume: function ( value ) {\n\n\t\tthis.gain.gain.setTargetAtTime( value, this.context.currentTime, 0.01 );\n\n\t\treturn this;\n\n\t}\n\n} );\n\nconst _position$3 = new Vector3();\nconst _quaternion$4 = new Quaternion();\nconst _scale$2 = new Vector3();\nconst _orientation$1 = new Vector3();\n\nfunction PositionalAudio( listener ) {\n\n\tAudio.call( this, listener );\n\n\tthis.panner = this.context.creat
109ePanner();\n\tthis.panner.panningModel = 'HRTF';\n\tthis.panner.connect( this.gain );\n\n}\n\nPositionalAudio.prototype = Object.assign( Object.create( Audio.prototype ), {\n\n\tconstructor: PositionalAudio,\n\n\tgetOutput: function () {\n\n\t\treturn this.panner;\n\n\t},\n\n\tgetRefDistance: function () {\n\n\t\treturn this.panner.refDistance;\n\n\t},\n\n\tsetRefDistance: function ( value ) {\n\n\t\tthis.panner.refDistance = value;\n\n\t\treturn this;\n\n\t},\n\n\tgetRolloffFactor: function () {\n\n\t\treturn this.panner.rolloffFactor;\n\n\t},\n\n\tsetRolloffFactor: function ( value ) {\n\n\t\tthis.panner.rolloffFactor = value;\n\n\t\treturn this;\n\n\t},\n\n\tgetDistanceModel: function () {\n\n\t\treturn this.panner.distanceModel;\n\n\t},\n\n\tsetDistanceModel: function ( value ) {\n\n\t\tthis.panner.distanceModel = value;\n\n\t\treturn this;\n\n\t},\n\n\tgetMaxDistance: function () {\n\n\t\treturn this.panner.maxDistance;\n\n\t},\n\n\tsetMaxDistance: function ( value ) {\n\n\t\tthis.panner.maxDistance = value;\n\n\t\treturn this;\n\n\t},\n\n\tsetDirectionalCone: function ( coneInnerAngle, coneOuterAngle, coneOuterGain ) {\n\n\t\tthis.panner.coneInnerAngle = coneInnerAngle;\n\t\tthis.panner.coneOuterAngle = coneOuterAngle;\n\t\tthis.panner.coneOuterGain = coneOuterGain;\n\n\t\treturn this;\n\n\t},\n\n\tupdateMatrixWorld: function ( force ) {\n\n\t\tObject3D.prototype.updateMatrixWorld.call( this, force );\n\n\t\tif ( this.hasPlaybackControl === true && this.isPlaying === false ) return;\n\n\t\tthis.matrixWorld.decompose( _position$3, _quaternion$4, _scale$2 );\n\n\t\t_orientation$1.set( 0, 0, 1 ).applyQuaternion( _quaternion$4 );\n\n\t\tconst panner = this.panner;\n\n\t\tif ( panner.positionX ) {\n\n\t\t\t// code path for Chrome and Firefox (see #14393)\n\n\t\t\tconst endTime = this.context.currentTime + this.listener.timeDelta;\n\n\t\t\tpanner.positionX.linearRampToValueAtTime( _position$3.x, endTime );\n\t\t\tpanner.positionY.linearRampToValueAtTime( _position$3.y, endTime );\n\t\t\tpanner.positionZ.linearRampToValueAtTime( _position$3.z, endTime );\n\t\t\tpanner.orientationX.linearRampToValueAtTime( _orientation$1.x, endTime );\n\t\t\tpanner.orientationY.linearRampToValueAtTime( _orientation$1.y, endTime );\n\t\t\tpanner.orientationZ.linearRampToValueAtTime( _orientation$1.z, endTime );\n\n\t\t} else {\n\n\t\t\tpanner.setPosition( _position$3.x, _position$3.y, _position$3.z );\n\t\t\tpanner.setOrientation( _orientation$1.x, _orientation$1.y, _orientation$1.z );\n\n\t\t}\n\n\t}\n\n} );\n\nfunction AudioAnalyser( audio, fftSize ) {\n\n\tthis.analyser = audio.context.createAnalyser();\n\tthis.analyser.fftSize = fftSize !== undefined ? fftSize : 2048;\n\n\tthis.data = new Uint8Array( this.analyser.frequencyBinCount );\n\n\taudio.getOutput().connect( this.analyser );\n\n}\n\nObject.assign( AudioAnalyser.prototype, {\n\n\tgetFrequencyData: function () {\n\n\t\tthis.analyser.getByteFrequencyData( this.data );\n\n\t\treturn this.data;\n\n\t},\n\n\tgetAverageFrequency: function () {\n\n\t\tlet value = 0;\n\t\tconst data = this.getFrequencyData();\n\n\t\tfor ( let i = 0; i < data.length; i ++ ) {\n\n\t\t\tvalue += data[ i ];\n\n\t\t}\n\n\t\treturn value / data.length;\n\n\t}\n\n} );\n\nfunction PropertyMixer( binding, typeName, valueSize ) {\n\n\tthis.binding = binding;\n\tthis.valueSize = valueSize;\n\n\tlet mixFunction,\n\t\tmixFunctionAdditive,\n\t\tsetIdentity;\n\n\t// buffer layout: [ incoming | accu0 | accu1 | orig | addAccu | (optional work) ]\n\t//\n\t// interpolators can use .buffer as their .result\n\t// the data then goes to 'incoming'\n\t//\n\t// 'accu0' and 'accu1' are used frame-interleaved for\n\t// the cumulative result and are compared to detect\n\t// changes\n\t//\n\t// 'orig' stores the original state of the property\n\t//\n\t// 'add' is used for additive cumulative results\n\t//\n\t// 'work' is optional and is only present for quaternion types. It is used\n\t// to store intermediate quaternion multiplication results\n\n\tswitch ( typeName ) {\n\n\t\tcase 'quaternion':\n\t\t\tmixFunction = this._slerp;\n\t\t\tmixFunctionAdditive = this._slerpAdditive;\n\t\t\tsetIdentity = this._setAdditiveIdentityQuaternion;\n\n\t\t\tthis.buffer = new Float64Array( valueSize * 6 );\n\t\t\tthis._workIndex = 5;\n\t\t\tbreak;\n\n\t\tcase 'string':\n\t\tcase 'bool':\n\t\t\tmixFunction = this._select;\n\n\t\t\t// Use the regular mix function and for additive on these types,\n\t\t\t// additive is not relevant for non-numeric types\n\t\t\tmixFunctionAdditive = this._select;\n\n\t\t\tsetIdentity = this._setAdditiveIdentityOther;\n\n\t\t\tthis.buffer = new Array( valueSize * 5 );\n\t\t\tbreak;\n\n\t\tdefault:\n\t\t\tmixFunction = this._lerp;\n\t\t\tmixFunctionAdditive = this._lerpAdditive;\n\t\t\tsetIdentity = this._setAdditiveIdentityNumeric;\n\n\t\t\tthis.buffer = new Float64Array( valueSize * 5 );\n\n\t}\n\n\tthis._mixBufferRegion = mixFunction;\n\tthis._mixBufferRegionAdditive = mixFunctionAdditive;\n\tthis._setIdentity = setIdentity;\n\tthis._origIndex = 3;\n\tthis._addIndex = 4;\n\n\tthis.cumulativeWeight = 0;\n\tthis.cumulativeWeightAdditive = 0;\n\n\tthis.useCount = 0;\n\tthis.referenceCount = 0;\n\n}\n\nObject.assign( PropertyMixer.prototype, {\n\n\t// accumulate data in the 'incoming' region into 'accu<i>'\n\taccumulate: function ( accuIndex, weight ) {\n\n\t\t// note: happily accumulating nothing when weight = 0, the caller knows\n\t\t// the weight and shouldn't have made the call in the first place\n\n\t\tconst buffer = this.buffer,\n\t\t\tstride = this.valueSize,\n\t\t\toffset = accuIndex * stride + stride;\n\n\t\tlet currentWeight = this.cumulativeWeight;\n\n\t\tif ( currentWeight === 0 ) {\n\n\t\t\t// accuN := incoming * weight\n\n\t\t\tfor ( let i = 0; i !== stride; ++ i ) {\n\n\t\t\t\tbuffer[ offset + i ] = buffer[ i ];\n\n\t\t\t}\n\n\t\t\tcurrentWeight = weight;\n\n\t\t} else {\n\n\t\t\t// accuN := accuN + incoming * weight\n\n\t\t\tcurrentWeight += weight;\n\t\t\tconst mix = weight / currentWeight;\n\t\t\tthis._mixBufferRegion( buffer, offset, 0, mix, stride );\n\n\t\t}\n\n\t\tthis.cumulativeWeight = currentWeight;\n\n\t},\n\n\t// accumulate data in the 'incoming' region into 'add'\n\taccumulateAdditive: function ( weight ) {\n\n\t\tconst buffer = this.buffer,\n\t\t\tstride = this.valueSize,\n\t\t\toffset = stride * this._addIndex;\n\n\t\tif ( this.cumulativeWeightAdditive === 0 ) {\n\n\t\t\t// add = identity\n\n\t\t\tthis._setIdentity();\n\n\t\t}\n\n\t\t// add := add + incoming * weight\n\n\t\tthis._mixBufferRegionAdditive( buffer, offset, 0, weight, stride );\n\t\tthis.cumulativeWeightAdditive += weight;\n\n\t},\n\n\t// apply the state of 'accu<i>' to the binding when accus differ\n\tapply: function ( accuIndex ) {\n\n\t\tconst stride = this.valueSize,\n\t\t\tbuffer = this.buffer,\n\t\t\toffset = accuIndex * stride + stride,\n\n\t\t\tweight = this.cumulativeWeight,\n\t\t\tweightAdditive = this.cumulativeWeightAdditive,\n\n\t\t\tbinding = this.binding;\n\n\t\tthis.cumulativeWeight = 0;\n\t\tthis.cumulativeWeightAdditive = 0;\n\n\t\tif ( weight < 1 ) {\n\n\t\t\t// accuN := accuN + original * ( 1 - cumulativeWeight )\n\n\t\t\tconst originalValueOffset = stride * this._origIndex;\n\n\t\t\tthis._mixBufferRegion(\n\t\t\t\tbuffer, offset, originalValueOffset, 1 - weight, stride );\n\n\t\t}\n\n\t\tif ( weightAdditive > 0 ) {\n\n\t\t\t// accuN := accuN + additive accuN\n\n\t\t\tthis._mixBufferRegionAdditive( buffer, offset, this._addIndex * stride, 1, stride );\n\n\t\t}\n\n\t\tfor ( let i = stride, e = stride + stride; i !== e; ++ i ) {\n\n\t\t\tif ( buffer[ i ] !== buffer[ i + stride ] ) {\n\n\t\t\t\t// value has changed -> update scene graph\n\n\t\t\t\tbinding.setValue( buffer, offset );\n\t\t\t\tbreak;\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\t// remember the state of the bound property and copy it to both accus\n\tsaveOriginalState: function () {\n\n\t\tconst binding = this.binding;\n\n\t\tconst buffer = this.buffer,\n\t\t\tstride = this.valueSize,\n\n\t\t\toriginalValueOffset = stride * this._origIndex;\n\n\t\tbinding.getValue( buffer, originalValueOffset );\n\n\t\t// accu[0..1] := orig -- initially detect changes against the original\n\t\tfor ( let i = stride, e = originalValueOffset; i !== e; ++ i ) {\n\n\t\t\tbuffer[ i ] = buffer[ originalValueOffset + ( i % stride ) ];\n\n\t\t}\n\n\t\t// Add to identity for additive\n\t\tthis._setIdentity();\n\n\t\tthis.cumulativeWeight = 0;\n\t\tthis.cumulativeWeightAdditive = 0;\n\n\t},\n\n\t// apply the state previously taken via 'saveOriginalState' to the binding\n\trestoreOriginalState: function () {\n\n\t\tconst originalValueOffset = this.valueSize * 3;\n\t\tthis.binding.setValue( this.buffer, originalValueOffset );\n\n\t},\n\n\t_setAdditiveIdentityNumeric: function () {\n\n\t\tconst startIndex = this._addIndex * this.valueSize;\n\t\tconst endIndex = startIndex + this.valueSize;\n\n\t\tfor ( let i = startIndex; i < endIndex; i ++ ) {\n\n\t\t\tthis.buffer[ i ] = 0;\n\n\t\t}\n\n\t},\n\n\t_setAdditiveIdentityQuaternion: function () {\n\n\t\tthis._setAdditiveIdentityNumeric();\n\t\tthis.buffer[ this._addIndex * 4 + 3 ] = 1;\n\n\t},\n\n\t_setAdditiveIdentityOther: function () {\n\n\t\tconst startIndex = this._origIndex * this.valueSize;\n\t\tconst targetIndex = this._addIndex * this.valueSize;\n\n\t\tfor ( let i = 0; i < this.valueSize; i ++ ) {\n\n\t\t\tthis.buffer[ targetIndex + i ] = this.buffer[ startIndex + i ];\n\n\t\t}\n\n\t},\n\n\n\t// mix functions\n\n\t_select: function ( buffer, dstOffset, srcOffset, t, stride ) {\n\n\t\tif ( t >= 0.5 ) {\n\n\t\t\tfor ( let i = 0; i !== stride; ++ i ) {\n\n\t\t\t\tbuffer[ dstOffset + i ] = buffer[ srcOffset + i ];\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\t_slerp: function ( buffer, dstOffset, srcOffset, t ) {\n\n\t\tQuaternion.slerpFlat( buffer, dstOffset, buffer, dstOffset, buffer, srcOffset, t );\n\n\t},\n\n\t_slerpAdditive: function ( buffer, dstOffset, srcOffset, t, stride ) {\n\n\t\tconst workOffset = this._workIndex * stride;\n\n\t\t// Store result in intermediate buffer offset\n\t\tQuaternion.multiplyQuaternionsFlat( buffer, workOffset, buffer, dstOffset, buffer, srcOffset );\n\n\t\t// Slerp to the intermediate result\n\t\tQuaternion.slerpFlat( buffer, dstOffset, buffer, dstOffset, buffer, workOffset, t );\n\n\t},\n\n\t_lerp: function ( buffer, dstOffset, srcOffset, t, stride ) {\n\n\t\tconst s = 1 - t;\n\n\t\tfor ( let i = 0; i !== stride; ++ i ) {\n\n\t\t\tconst j = dstOffset + i;\n\n\t\t\tbuffer[ j ] = buffer[ j ] * s + buffer[ srcOffset + i ] * t;\n\n\t\t}\n\n\t},\n\n\t_lerpAdditive: function ( buffer, dstOffset, srcOffset, t, stride ) {\n\n\t\tfor ( let i = 0; i !== stride; ++ i ) {\n\n\t\t\tconst j = dstOffset + i;\n\n\t\t\tbuffer[ j ] = buffer[ j ] + buffer[ srcOffset + i ] * t;\n\n\t\t}\n\n\t}\n\n} );\n\n// Characters [].:/ are reserved for track binding syntax.\nconst _RESERVED_CHARS_RE = '\\\\[\\\\]\\\\.:\\\\/';\nconst _reservedRe = new RegExp( '[' + _RESERVED_CHARS_RE + ']', 'g' );\n\n// Attempts to allow node names from any language. ES5's `\\w` regexp matches\n// only latin characters, and the unicode \\p{L} is not yet supported. So\n// instead, we exclude reserved characters and match everything else.\nconst _wordChar = '[^' + _RESERVED_CHARS_RE + ']';\nconst _wordCharOrDot = '[^' + _RESERVED_CHARS_RE.replace( '\\\\.', '' ) + ']';\n\n// Parent directories, delimited by '/' or ':'. Currently unused, but must\n// be matched to parse the rest of the track name.\nconst _directoryRe = /((?:WC+[\\/:])*)/.source.replace( 'WC', _wordChar );\n\n// Target node. May contain word characters (a-zA-Z0-9_) and '.' or '-'.\nconst _nodeRe = /(WCOD+)?/.source.replace( 'WCOD', _wordCharOrDot );\n\n// Object on target node, and accessor. May not contain reserved\n// characters. Accessor may contain any character except closing bracket.\nconst _objectRe = /(?:\\.(WC+)(?:\\[(.+)\\])?)?/.source.replace( 'WC', _wordChar );\n\n// Property and accessor. May not contain reserved characters. Accessor may\n// contain any non-bracket characters.\nconst _propertyRe = /\\.(WC+)(?:\\[(.+)\\])?/.source.replace( 'WC', _wordChar );\n\nconst _trackRe = new RegExp( ''\n\t+ '^'\n\t+ _directoryRe\n\t+ _nodeRe\n\t+ _objectRe\n\t+ _propertyRe\n\t+ '$'\n);\n\nconst _supportedObjectNames = [ 'material', 'materials', 'bones' ];\n\nfunction Composite( targetGroup, path, optionalParsedPath ) {\n\n\tconst parsedPath = optionalParsedPath || PropertyBinding.parseTrackName( path );\n\n\tthis._targetGroup = targetGroup;\n\tthis._bindings = targetGroup.subscribe_( path, parsedPath );\n\n}\n\nObject.assign( Composite.prototype, {\n\n\tgetValue: function ( array, offset ) {\n\n\t\tthis.bind(); // bind all binding\n\n\t\tconst firstValidIndex = this._targetGroup.nCachedObjects_,\n\t\t\tbinding = this._bindings[ firstValidIndex ];\n\n\t\t// and only call .getValue on the first\n\t\tif ( binding !== undefined ) binding.getValue( array, offset );\n\n\t},\n\n\tsetValue: function ( array, offset ) {\n\n\t\tconst bindings = this._bindings;\n\n\t\tfor ( let i = this._targetGroup.nCachedObjects_, n = bindings.length; i !== n; ++ i ) {\n\n\t\t\tbindings[ i ].setValue( array, offset );\n\n\t\t}\n\n\t},\n\n\tbind: function () {\n\n\t\tconst bindings = this._bindings;\n\n\t\tfor ( let i = this._targetGroup.nCachedObjects_, n = bindings.length; i !== n; ++ i ) {\n\n\t\t\tbindings[ i ].bind();\n\n\t\t}\n\n\t},\n\n\tunbind: function () {\n\n\t\tconst bindings = this._bindings;\n\n\t\tfor ( let i = this._targetGroup.nCachedObjects_, n = bindings.length; i !== n; ++ i ) {\n\n\t\t\tbindings[ i ].unbind();\n\n\t\t}\n\n\t}\n\n} );\n\n\nfunction PropertyBinding( rootNode, path, parsedPath ) {\n\n\tthis.path = path;\n\tthis.parsedPath = parsedPath || PropertyBinding.parseTrackName( path );\n\n\tthis.node = PropertyBinding.findNode( rootNode, this.parsedPath.nodeName ) || rootNode;\n\n\tthis.rootNode = rootNode;\n\n}\n\nObject.assign( PropertyBinding, {\n\n\tComposite: Composite,\n\n\tcreate: function ( root, path, parsedPath ) {\n\n\t\tif ( ! ( root && root.isAnimationObjectGroup ) ) {\n\n\t\t\treturn new PropertyBinding( root, path, parsedPath );\n\n\t\t} else {\n\n\t\t\treturn new PropertyBinding.Composite( root, path, parsedPath );\n\n\t\t}\n\n\t},\n\n\t/**\n\t * Replaces spaces with underscores and removes unsupported characters from\n\t * node names, to ensure compatibility with parseTrackName().\n\t *\n\t * @param {string} name Node name to be sanitized.\n\t * @return {string}\n\t */\n\tsanitizeNodeName: function ( name ) {\n\n\t\treturn name.replace( /\\s/g, '_' ).replace( _reservedRe, '' );\n\n\t},\n\n\tparseTrackName: function ( trackName ) {\n\n\t\tconst matches = _trackRe.exec( trackName );\n\n\t\tif ( ! matches ) {\n\n\t\t\tthrow new Error( 'PropertyBinding: Cannot parse trackName: ' + trackName );\n\n\t\t}\n\n\t\tconst results = {\n\t\t\t// directoryName: matches[ 1 ], // (tschw) currently unused\n\t\t\tnodeName: matches[ 2 ],\n\t\t\tobjectName: matches[ 3 ],\n\t\t\tobjectIndex: matches[ 4 ],\n\t\t\tpropertyName: matches[ 5 ], // required\n\t\t\tpropertyIndex: matches[ 6 ]\n\t\t};\n\n\t\tconst lastDot = results.nodeName && results.nodeName.lastIndexOf( '.' );\n\n\t\tif ( lastDot !== undefined && lastDot !== - 1 ) {\n\n\t\t\tconst objectName = results.nodeName.substring( lastDot + 1 );\n\n\t\t\t// Object names must be checked against an allowlist. Otherwise, there\n\t\t\t// is no way to parse 'foo.bar.baz': 'baz' must be a property, but\n\t\t\t// 'bar' could be the objectName, or part of a nodeName (which can\n\t\t\t// include '.' characters).\n\t\t\tif ( _supportedObjectNames.indexOf( objectName ) !== - 1 ) {\n\n\t\t\t\tresults.nodeName = results.nodeName.substring( 0, lastDot );\n\t\t\t\tresults.objectName = objectName;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( results.propertyName === null || results.propertyName.length === 0 ) {\n\n\t\t\tthrow new Error( 'PropertyBinding: can not parse propertyName from trackName: ' + trackName );\n\n\t\t}\n\n\t\treturn results;\n\n\t},\n\n\tfindNode: function ( root, nodeName ) {\n\n\t\tif ( ! nodeName || nodeName === \"\" || nodeName === \".\" || nodeName === - 1 || nodeName === root.name || nodeName === root.uuid ) {\n\n\t\t\treturn root;\n\n\t\t}\n\n\t\t// search into skeleton bones.\n\t\tif ( root.skeleton ) {\n\n\t\t\tconst bone = root.skeleton.getBoneByName( nodeName );\n\n\t\t\tif ( bone !== undefined ) {\n
109\n\t\t\t\treturn bone;\n\n\t\t\t}\n\n\t\t}\n\n\t\t// search into node subtree.\n\t\tif ( root.children ) {\n\n\t\t\tconst searchNodeSubtree = function ( children ) {\n\n\t\t\t\tfor ( let i = 0; i < children.length; i ++ ) {\n\n\t\t\t\t\tconst childNode = children[ i ];\n\n\t\t\t\t\tif ( childNode.name === nodeName || childNode.uuid === nodeName ) {\n\n\t\t\t\t\t\treturn childNode;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tconst result = searchNodeSubtree( childNode.children );\n\n\t\t\t\t\tif ( result ) return result;\n\n\t\t\t\t}\n\n\t\t\t\treturn null;\n\n\t\t\t};\n\n\t\t\tconst subTreeNode = searchNodeSubtree( root.children );\n\n\t\t\tif ( subTreeNode ) {\n\n\t\t\t\treturn subTreeNode;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn null;\n\n\t}\n\n} );\n\nObject.assign( PropertyBinding.prototype, { // prototype, continued\n\n\t// these are used to \"bind\" a nonexistent property\n\t_getValue_unavailable: function () {},\n\t_setValue_unavailable: function () {},\n\n\tBindingType: {\n\t\tDirect: 0,\n\t\tEntireArray: 1,\n\t\tArrayElement: 2,\n\t\tHasFromToArray: 3\n\t},\n\n\tVersioning: {\n\t\tNone: 0,\n\t\tNeedsUpdate: 1,\n\t\tMatrixWorldNeedsUpdate: 2\n\t},\n\n\tGetterByBindingType: [\n\n\t\tfunction getValue_direct( buffer, offset ) {\n\n\t\t\tbuffer[ offset ] = this.node[ this.propertyName ];\n\n\t\t},\n\n\t\tfunction getValue_array( buffer, offset ) {\n\n\t\t\tconst source = this.resolvedProperty;\n\n\t\t\tfor ( let i = 0, n = source.length; i !== n; ++ i ) {\n\n\t\t\t\tbuffer[ offset ++ ] = source[ i ];\n\n\t\t\t}\n\n\t\t},\n\n\t\tfunction getValue_arrayElement( buffer, offset ) {\n\n\t\t\tbuffer[ offset ] = this.resolvedProperty[ this.propertyIndex ];\n\n\t\t},\n\n\t\tfunction getValue_toArray( buffer, offset ) {\n\n\t\t\tthis.resolvedProperty.toArray( buffer, offset );\n\n\t\t}\n\n\t],\n\n\tSetterByBindingTypeAndVersioning: [\n\n\t\t[\n\t\t\t// Direct\n\n\t\t\tfunction setValue_direct( buffer, offset ) {\n\n\t\t\t\tthis.targetObject[ this.propertyName ] = buffer[ offset ];\n\n\t\t\t},\n\n\t\t\tfunction setValue_direct_setNeedsUpdate( buffer, offset ) {\n\n\t\t\t\tthis.targetObject[ this.propertyName ] = buffer[ offset ];\n\t\t\t\tthis.targetObject.needsUpdate = true;\n\n\t\t\t},\n\n\t\t\tfunction setValue_direct_setMatrixWorldNeedsUpdate( buffer, offset ) {\n\n\t\t\t\tthis.targetObject[ this.propertyName ] = buffer[ offset ];\n\t\t\t\tthis.targetObject.matrixWorldNeedsUpdate = true;\n\n\t\t\t}\n\n\t\t], [\n\n\t\t\t// EntireArray\n\n\t\t\tfunction setValue_array( buffer, offset ) {\n\n\t\t\t\tconst dest = this.resolvedProperty;\n\n\t\t\t\tfor ( let i = 0, n = dest.length; i !== n; ++ i ) {\n\n\t\t\t\t\tdest[ i ] = buffer[ offset ++ ];\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\tfunction setValue_array_setNeedsUpdate( buffer, offset ) {\n\n\t\t\t\tconst dest = this.resolvedProperty;\n\n\t\t\t\tfor ( let i = 0, n = dest.length; i !== n; ++ i ) {\n\n\t\t\t\t\tdest[ i ] = buffer[ offset ++ ];\n\n\t\t\t\t}\n\n\t\t\t\tthis.targetObject.needsUpdate = true;\n\n\t\t\t},\n\n\t\t\tfunction setValue_array_setMatrixWorldNeedsUpdate( buffer, offset ) {\n\n\t\t\t\tconst dest = this.resolvedProperty;\n\n\t\t\t\tfor ( let i = 0, n = dest.length; i !== n; ++ i ) {\n\n\t\t\t\t\tdest[ i ] = buffer[ offset ++ ];\n\n\t\t\t\t}\n\n\t\t\t\tthis.targetObject.matrixWorldNeedsUpdate = true;\n\n\t\t\t}\n\n\t\t], [\n\n\t\t\t// ArrayElement\n\n\t\t\tfunction setValue_arrayElement( buffer, offset ) {\n\n\t\t\t\tthis.resolvedProperty[ this.propertyIndex ] = buffer[ offset ];\n\n\t\t\t},\n\n\t\t\tfunction setValue_arrayElement_setNeedsUpdate( buffer, offset ) {\n\n\t\t\t\tthis.resolvedProperty[ this.propertyIndex ] = buffer[ offset ];\n\t\t\t\tthis.targetObject.needsUpdate = true;\n\n\t\t\t},\n\n\t\t\tfunction setValue_arrayElement_setMatrixWorldNeedsUpdate( buffer, offset ) {\n\n\t\t\t\tthis.resolvedProperty[ this.propertyIndex ] = buffer[ offset ];\n\t\t\t\tthis.targetObject.matrixWorldNeedsUpdate = true;\n\n\t\t\t}\n\n\t\t], [\n\n\t\t\t// HasToFromArray\n\n\t\t\tfunction setValue_fromArray( buffer, offset ) {\n\n\t\t\t\tthis.resolvedProperty.fromArray( buffer, offset );\n\n\t\t\t},\n\n\t\t\tfunction setValue_fromArray_setNeedsUpdate( buffer, offset ) {\n\n\t\t\t\tthis.resolvedProperty.fromArray( buffer, offset );\n\t\t\t\tthis.targetObject.needsUpdate = true;\n\n\t\t\t}
109,\n\n\t\t\tfunction setValue_fromArray_setMatrixWorldNeedsUpdate( buffer, offset ) {\n\n\t\t\t\tthis.resolvedProperty.fromArray( buffer, offset );\n\t\t\t\tthis.targetObject.matrixWorldNeedsUpdate = true;\n\n\t\t\t}\n\n\t\t]\n\n\t],\n\n\tgetValue: function getValue_unbound( targetArray, offset ) {\n\n\t\tthis.bind();\n\t\tthis.getValue( targetArray, offset );\n\n\t\t// Note: This class uses a State pattern on a per-method basis:\n\t\t// 'bind' sets 'this.getValue' / 'setValue' and shadows the\n\t\t// prototype version of these methods with one that represents\n\t\t// the bound state. When the property is not found, the methods\n\t\t// become no-ops.\n\n\t},\n\n\tsetValue: function getValue_unbound( sourceArray, offset ) {\n\n\t\tthis.bind();\n\t\tthis.setValue( sourceArray, offset );\n\n\t},\n\n\t// create getter / setter pair for a property in the scene graph\n\tbind: function () {\n\n\t\tlet targetObject = this.node,\n\t\t\tparsedPath = this.parsedPath,\n\n\t\t\tobjectName = parsedPath.objectName,\n\t\t\tpropertyName = parsedPath.propertyName,\n\t\t\tpropertyIndex = parsedPath.propertyIndex;\n\n\t\tif ( ! targetObject ) {\n\n\t\t\ttargetObject = PropertyBinding.findNode( this.rootNode, parsedPath.nodeName ) || this.rootNode;\n\n\t\t\tthis.node = targetObject;\n\n\t\t}\n\n\t\t// set fail state so we can just 'return' on error\n\t\tthis.getValue = this._getValue_unavailable;\n\t\tthis.setValue = this._setValue_unavailable;\n\n\t\t// ensure there is a value node\n\t\tif ( ! targetObject ) {\n\n\t\t\tconsole.error( 'THREE.PropertyBinding: Trying to update node for track: ' + this.path + ' but it wasn\\'t found.' );\n\t\t\treturn;\n\n\t\t}\n\n\t\tif ( objectName ) {\n\n\t\t\tlet objectIndex = parsedPath.objectIndex;\n\n\t\t\t// special cases were we need to reach deeper into the hierarchy to get the face materials....\n\t\t\tswitch ( objectName ) {\n\n\t\t\t\tcase 'materials':\n\n\t\t\t\t\tif ( ! targetObject.material ) {\n\n\t\t\t\t\t\tconsole.error( 'THREE.PropertyBinding: Can not bind to material as node does not have a material.', this );\n\t\t\t\t\t\treturn;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tif ( ! targetObject.material.materials ) {\n\n\t\t\t\t\t\tconsole.error( 'THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.', this );\n\t\t\t\t\t\treturn;\n\n\t\t\t\t\t}\n\n\t\t\t\t\ttargetObject = targetObject.material.materials;\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'bones':\n\n\t\t\t\t\tif ( ! targetObject.skeleton ) {\n\n\t\t\t\t\t\tconsole.error( 'THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.', this );\n\t\t\t\t\t\treturn;\n\n\t\t\t\t\t}\n\n\t\t\t\t\t// potential future optimization: skip this if propertyIndex is already an integer\n\t\t\t\t\t// and convert the integer string to a true integer.\n\n\t\t\t\t\ttargetObject = targetObject.skeleton.bones;\n\n\t\t\t\t\t// support resolving morphTarget names into indices.\n\t\t\t\t\tfor ( let i = 0; i < targetObject.length; i ++ ) {\n\n\t\t\t\t\t\tif ( targetObject[ i ].name === objectIndex ) {\n\n\t\t\t\t\t\t\tobjectIndex = i;\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tdefault:\n\n\t\t\t\t\tif ( targetObject[ objectName ] === undefined ) {\n\n\t\t\t\t\t\tconsole.error( 'THREE.PropertyBinding: Can not bind to objectName of node undefined.', this );\n\t\t\t\t\t\treturn;\n\n\t\t\t\t\t}\n\n\t\t\t\t\ttargetObject = targetObject[ objectName ];\n\n\t\t\t}\n\n\n\t\t\tif ( objectIndex !== undefined ) {\n\n\t\t\t\tif ( targetObject[ objectIndex ] === undefined ) {\n\n\t\t\t\t\tconsole.error( 'THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.', this, targetObject );\n\t\t\t\t\treturn;\n\n\t\t\t\t}\n\n\t\t\t\ttargetObject = targetObject[ objectIndex ];\n\n\t\t\t}\n\n\t\t}\n\n\t\t// resolve property\n\t\tconst nodeProperty = targetObject[ propertyName ];\n\n\t\tif ( nodeProperty === undefined ) {\n\n\t\t\tconst nodeName = parsedPath.nodeName;\n\n\t\t\tconsole.error( 'THREE.PropertyBinding: Trying to update property for track: ' + nodeName +\n\t\t\t\t'.' + propertyName + ' but it wasn\\'t found.', targetObject );\n\t\t\treturn;\n\n\t\t}\n\n\t\t// determine versioning scheme\n\t\tlet versioning = this.Versioning.None;\n\n\t\tthis.targetObject = targetObject;\n\n\t\tif ( targetObject.needsUpdate !== undefined ) { // material\n\n\t\t\tversioning = this.Versioning.NeedsUpdate;\n\n\t\t} else if ( targetObject.matrixWorldNeedsUpdate !== undefined ) { // node transform\n\n\t\t\tversioning = this.Versioning.MatrixWorldNeedsUpdate;\n\n\t\t}\n\n\t\t// determine how the property gets bound\n\t\tlet bindingType = this.BindingType.Direct;\n\n\t\tif ( propertyIndex !== undefined ) {\n\n\t\t\t// access a sub element of the property array (only primitives are supported right now)\n\n\t\t\tif ( propertyName === \"morphTargetInfluences\" ) {\n\n\t\t\t\t// potential optimization, skip this if propertyIndex is already an integer, and convert the integer string to a true integer.\n\n\t\t\t\t// support resolving morphTarget names into indices.\n\t\t\t\tif ( ! targetObject.geometry ) {\n\n\t\t\t\t\tconsole.error( 'THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.', this );\n\t\t\t\t\treturn;\n\n\t\t\t\t}\n\n\t\t\t\tif ( targetObject.geometry.isBufferGeometry ) {\n\n\t\t\t\t\tif ( ! targetObject.geometry.morphAttributes ) {\n\n\t\t\t\t\t\tconsole.error( 'THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.', this );\n\t\t\t\t\t\treturn;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tif ( targetObject.morphTargetDictionary[ propertyIndex ] !== undefined ) {\n\n\t\t\t\t\t\tpropertyIndex = targetObject.morphTargetDictionary[ propertyIndex ];\n\n\t\t\t\t\t}\n\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconsole.error( 'THREE.PropertyBinding: Can not bind to morphTargetInfluences on THREE.Geometry. Use THREE.BufferGeometry instead.', this );\n\t\t\t\t\treturn;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tbindingType = this.BindingType.ArrayElement;\n\n\t\t\tthis.resolvedProperty = nodeProperty;\n\t\t\tthis.propertyIndex = propertyIndex;\n\n\t\t} else if ( nodeProperty.fromArray !== undefined && nodeProperty.toArray !== undefined ) {\n\n\t\t\t// must use copy for Object3D.Euler/Quaternion\n\n\t\t\tbindingType = this.BindingType.HasFromToArray;\n\n\t\t\tthis.resolvedProperty = nodeProperty;\n\n\t\t} else if ( Array.isArray( nodeProperty ) ) {\n\n\t\t\tbindingType = this.BindingType.EntireArray;\n\n\t\t\tthis.resolvedProperty = nodeProperty;\n\n\t\t} else {\n\n\t\t\tthis.propertyName = propertyName;\n\n\t\t}\n\n\t\t// select getter / setter\n\t\tthis.getValue = this.GetterByBindingType[ bindingType ];\n\t\tthis.setValue = this.SetterByBindingTypeAndVersioning[ bindingType ][ versioning ];\n\n\t},\n\n\tunbind: function () {\n\n\t\tthis.node = null;\n\n\t\t// back to the prototype version of getValue / setValue\n\t\t// note: avoiding to mutate the shape of 'this' via 'delete'\n\t\tthis.getValue = this._getValue_unbound;\n\t\tthis.setValue = this._setValue_unbound;\n\n\t}\n\n} );\n\n// DECLARE ALIAS AFTER assign prototype\nObject.assign( PropertyBinding.prototype, {\n\n\t// initial state of these methods that calls 'bind'\n\t_getValue_unbound: PropertyBinding.prototype.getValue,\n\t_setValue_unbound: PropertyBinding.prototype.setValue,\n\n} );\n\n/**\n *\n * A group of objects that receives a shared animation state.\n *\n * Usage:\n *\n * - Add objects you would otherwise pass as 'root' to the\n * constructor or the .clipAction method of AnimationMixer.\n *\n * - Instead pass this object as 'root'.\n *\n * - You can also add and remove objects later when the mixer\n * is running.\n *\n * Note:\n *\n * Objects of this class appear as one object to the mixer,\n * so cache
109control of the individual objects must be done\n * on the group.\n *\n * Limitation:\n *\n * - The animated properties must be compatible among the\n * all objects in the group.\n *\n * - A single property can either be controlled through a\n * target group or directly, but not both.\n */\n\nfunction AnimationObjectGroup() {\n\n\tthis.uuid = MathUtils.generateUUID();\n\n\t// cached objects followed by the active ones\n\tthis._objects = Array.prototype.slice.call( arguments );\n\n\tthis.nCachedObjects_ = 0; // threshold\n\t// note: read by PropertyBinding.Composite\n\n\tconst indices = {};\n\tthis._indicesByUUID = indices; // for bookkeeping\n\n\tfor ( let i = 0, n = arguments.length; i !== n; ++ i ) {\n\n\t\tindices[ arguments[ i ].uuid ] = i;\n\n\t}\n\n\tthis._paths = []; // inside: string\n\tthis._parsedPaths = []; // inside: { we don't care, here }\n\tthis._bindings = []; // inside: Array< PropertyBinding >\n\tthis._bindingsIndicesByPath = {}; // inside: indices in these arrays\n\n\tconst scope = this;\n\n\tthis.stats = {\n\n\t\tobjects: {\n\t\t\tget total() {\n\n\t\t\t\treturn scope._objects.length;\n\n\t\t\t},\n\t\t\tget inUse() {\n\n\t\t\t\treturn this.total - scope.nCachedObjects_;\n\n\t\t\t}\n\t\t},\n\t\tget bindingsPerObject() {\n\n\t\t\treturn scope._bindings.length;\n\n\t\t}\n\n\t};\n\n}\n\nObject.assign( AnimationObjectGroup.prototype, {\n\n\tisAnimationObjectGroup: true,\n\n\tadd: function () {\n\n\t\tconst objects = this._objects,\n\t\t\tindicesByUUID = this._indicesByUUID,\n\t\t\tpaths = this._paths,\n\t\t\tparsedPaths = this._parsedPaths,\n\t\t\tbindings = this._bindings,\n\t\t\tnBindings = bindings.length;\n\n\t\tlet knownObject = undefined,\n\t\t\tnObjects = objects.length,\n\t\t\tnCachedObjects = this.nCachedObjects_;\n\n\t\tfor ( let i = 0, n = arguments.length; i !== n; ++ i ) {\n\n\t\t\tconst object = arguments[ i ],\n\t\t\t\tuuid = object.uuid;\n\t\t\tlet index = indicesByUUID[ uuid ];\n\n\t\t\tif ( index === undefined ) {\n\n\t\t\t\t// unknown object -> add it to the ACTIVE region\n\n\t\t\t\tindex = nObjects ++;\n\t\t\t\tindicesByUUID[ uuid ] = index;\n\t\t\t\tobjects.push( object );\n\n\t\t\t\t// accounting is done, now do the same for all bindings\n\n\t\t\t\tfor ( let j = 0, m = nBindings; j !== m; ++ j ) {\n\n\t\t\t\t\tbindings[ j ].push( new PropertyBinding( object, paths[ j ], parsedPaths[ j ] ) );\n\n\t\t\t\t}\n\n\t\t\t} else if ( index < nCachedObjects ) {\n\n\t\t\t\tknownObject = objects[ index ];\n\n\t\t\t\t// move existing object to the ACTIVE region\n\n\t\t\t\tconst firstActiveIndex = -- nCachedObjects,\n\t\t\t\t\tlastCachedObject = objects[ firstActiveIndex ];\n\n\t\t\t\tindicesByUUID[ lastCachedObject.uuid ] = index;\n\t\t\t\tobjects[ index ] = lastCachedObject;\n\n\t\t\t\tindicesByUUID[ uuid ] = firstActiveIndex;\n\t\t\t\tobjects[ firstActiveIndex ] = object;\n\n\t\t\t\t// accounting is done, now do the same for all bindings\n\n\t\t\t\tfor ( let j = 0, m = nBindings; j !== m; ++ j ) {\n\n\t\t\t\t\tconst bindingsForPath = bindings[ j ],\n\t\t\t\t\t\tlastCached = bindingsForPath[ firstActiveIndex ];\n\n\t\t\t\t\tlet binding = bindingsForPath[ index ];\n\n\t\t\t\t\tbindingsForPath[ index ] = lastCached;\n\n\t\t\t\t\tif ( binding === undefined ) {\n\n\t\t\t\t\t\t// since we do not bother to create new bindings\n\t\t\t\t\t\t// for objects that are cached, the binding may\n\t\t\t\t\t\t// or may not exist\n\n\t\t\t\t\t\tbinding = new PropertyBinding( object, paths[ j ], parsedPaths[ j ] );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tbindingsForPath[ firstActiveIndex ] = binding;\n\n\t\t\t\t}\n\n\t\t\t} else if ( objects[ index ] !== knownObject ) {\n\n\t\t\t\tconsole.error( 'THREE.AnimationObjectGroup: Different objects with the same UUID ' +\n\t\t\t\t\t'detected. Clean the caches or recreate your infrastructure when reloading scenes.' );\n\n\t\t\t} // else the object is already where we want it to be\n\n\t\t} // for arguments\n\n\t\tthis.nCachedObjects_ = nCachedObjects;\n\n\t},\n\n\tremove: function () {\n\n\t\tconst objects = this._objects,\n\t\t\tindicesByUUID = this._indicesByUUID,\n\t\t\tbindings = this._bindings,\n\t\t\tnBindings = bindings.length;\n\n\t\tlet nCachedObjects = this.nCachedObjects_;\n\n\t\tfor ( let i = 0, n = arguments.length; i !== n; ++ i ) {\n\n\t\t\tconst object = arguments[ i ],\n\t\t\t\tuuid = object.uuid,\n\t\t\t\tindex = indicesByUUID[ uuid ];\n\n\t\t\tif ( index !== undefined && index >= nCachedObjects ) {\n\n\t\t\t\t// move existing object into the CACHED region\n\n\t\t\t\tconst lastCachedIndex = nCachedObjects ++,\n\t\t\t\t\tfirstActiveObject = objects[ lastCachedIndex ];\n\n\t\t\t\tindicesByUUID[ firstActiveObject.uuid ] = index;\n\t\t\t\tobjects[ index ] = firstActiveObject;\n\n\t\t\t\tindicesByUUID[ uuid ] = lastCachedIndex;\n\t\t\t\tobjects[ lastCachedIndex ] = object;\n\n\t\t\t\t// accounting is done, now do the same for all bindings\n\n\t\t\t\tfor ( let j = 0, m = nBindings; j !== m;
109 ++ j ) {\n\n\t\t\t\t\tconst bindingsForPath = bindings[ j ],\n\t\t\t\t\t\tfirstActive = bindingsForPath[ lastCachedIndex ],\n\t\t\t\t\t\tbinding = bindingsForPath[ index ];\n\n\t\t\t\t\tbindingsForPath[ index ] = firstActive;\n\t\t\t\t\tbindingsForPath[ lastCachedIndex ] = binding;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} // for arguments\n\n\t\tthis.nCachedObjects_ = nCachedObjects;\n\n\t},\n\n\t// remove & forget\n\tuncache: function () {\n\n\t\tconst objects = this._objects,\n\t\t\tindicesByUUID = this._indicesByUUID,\n\t\t\tbindings = this._bindings,\n\t\t\tnBindings = bindings.length;\n\n\t\tlet nCachedObjects = this.nCachedObjects_,\n\t\t\tnObjects = objects.length;\n\n\t\tfor ( let i = 0, n = arguments.length; i !== n; ++ i ) {\n\n\t\t\tconst object = arguments[ i ],\n\t\t\t\tuuid = object.uuid,\n\t\t\t\tindex = indicesByUUID[ uuid ];\n\n\t\t\tif ( index !== undefined ) {\n\n\t\t\t\tdelete indicesByUUID[ uuid ];\n\n\t\t\t\tif ( index < nCachedObjects ) {\n\n\t\t\t\t\t// object is cached, shrink the CACHED region\n\n\t\t\t\t\tconst firstActiveIndex = -- nCachedObjects,\n\t\t\t\t\t\tlastCachedObject = objects[ firstActiveIndex ],\n\t\t\t\t\t\tlastIndex = -- nObjects,\n\t\t\t\t\t\tlastObject = objects[ lastIndex ];\n\n\t\t\t\t\t// last cached object takes this object's place\n\t\t\t\t\tindicesByUUID[ lastCachedObject.uuid ] = index;\n\t\t\t\t\tobjects[ index ] = lastCachedObject;\n\n\t\t\t\t\t// last object goes to the activated slot and pop\n\t\t\t\t\tindicesByUUID[ lastObject.uuid ] = firstActiveIndex;\n\t\t\t\t\tobjects[ firstActiveIndex ] = lastObject;\n\t\t\t\t\tobjects.pop();\n\n\t\t\t\t\t// accounting is done, now do the same for all bindings\n\n\t\t\t\t\tfor ( let j = 0, m = nBindings; j !== m; ++ j ) {\n\n\t\t\t\t\t\tconst bindingsForPath = bindings[ j ],\n\t\t\t\t\t\t\tlastCached = bindingsForPath[ firstActiveIndex ],\n\t\t\t\t\t\t\tlast = bindingsForPath[ lastIndex ];\n\n\t\t\t\t\t\tbindingsForPath[ index ] = lastCached;\n\t\t\t\t\t\tbindingsForPath[ firstActiveIndex ] = last;\n\t\t\t\t\t\tbindingsForPath.pop();\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// object is active, just swap with the last and pop\n\n\t\t\t\t\tconst lastIndex = -- nObjects,\n\t\t\t\t\t\tlastObject = objects[ lastIndex ];\n\n\t\t\t\t\tindicesByUUID[ lastObject.uuid ] = index;\n\t\t\t\t\tobjects[ index ] = lastObject;\n\t\t\t\t\tobjects.pop();\n\n\t\t\t\t\t// accounting is done, now do the same for all bindings\n\n\t\t\t\t\tfor ( let j = 0, m = nBindings; j !== m; ++ j ) {\n\n\t\t\t\t\t\tconst bindingsForPath = bindings[ j ];\n\n\t\t\t\t\t\tbindingsForPath[ index ] = bindingsForPath[ lastIndex ];\n\t\t\t\t\t\tbindingsForPath.pop();\n\n\t\t\t\t\t}\n\n\t\t\t\t} // cached or active\n\n\t\t\t} // if object is known\n\n\t\t} // for arguments\n\n\t\tthis.nCachedObjects_ = nCachedObjects;\n\n\t},\n\n\t// Internal interface used by befriended PropertyBinding.Composite:\n\n\tsubscribe_: function ( path, parsedPath ) {\n\n\t\t// returns an array of bindings for the given path that is changed\n\t\t// according to the contained objects in the group\n\n\t\tlet indicesByPath = this._bindingsIndicesByPath,\n\t\t\tindex = indicesByPath[ path ],\n\t\t\tbindings = this._bindings;\n\n\t\tif ( index !== undefined ) return bindings[ index ];\n\n\t\tconst paths = this._paths,\n\t\t\tparsedPaths = this._parsedPaths,\n\t\t\tobjects = this._objects,\n\t\t\tnObjects = objects.length,\n\t\t\tnCachedObjects = this.nCachedObjects_,\n\t\t\tbindingsForPath = new Array( nObjects );\n\n\t\tindex = bindings.length;\n\n\t\tindicesByPath[ path ] = index;\n\n\t\tpaths.push( path );\n\t\tparsedPaths.push( parsedPath );\n\t\tbindings.push( bindingsForPath );\n\n\t\tfor ( let i = nCachedObjects, n = objects.length; i !== n; ++ i ) {\n\n\t\t\tconst object = objects[ i ];\n\t\t\tbindingsForPath[ i ] = new PropertyBinding( object, path, parsedPath );\n\n\t\t}\n\n\t\treturn bindingsForPath;\n\n\t},\n\n\tunsubscribe_: function ( path ) {\n\n\t\t// tells the group to forget about a property path and no longer\n\t\t// update the array previously obtained with 'subscribe_'\n\n\t\tconst indicesByPath = this._bindingsIndicesByPath,\n\t\t\tindex = indicesByPath[ path ];\n\n\t\tif ( index !== undefined ) {\n\n\t\t\tconst paths = this._paths,\n\t\t\t\tparsedPaths = this._parsedPaths,\n\t\t\t\tbindings = this._bindings,\n\t\t\t\tlastBindingsIndex = bindings.length - 1,\n\t\t\t\tlastBindings = bindings[ lastBindingsIndex ],\n\t\t\t\tlastBindingsPath = path[ lastBindingsIndex ];\n\n\t\t\tindicesByPath[ lastBindingsPath ] = index;\n\n\t\t\tbindings[ index ] = lastBindings;\n\t\t\tbindings.pop();\n\n\t\t\tparsedPaths[ index ] = parsedPaths[ lastBindingsIndex ];\n\t\t\tparsedPaths.pop();\n\n\t\t\tpaths[ index ] = paths[ lastBindingsIndex ];\n\t\t\tpaths.pop();\n\n\t\t}\n\n\t}\n\n} );\n\nfunction AnimationAction( mixer, clip, localRoot, blendMode ) {\n\n\tthis._mixer = mixer;\n\tthis._clip = clip;\n\tthis._localRoot = localRoot || null;\n\tthis.blendMode = blendMode || clip.blendMode;\n\n\tconst tracks = clip.tracks,\n\t\tnTracks = tracks.length,\n\t\tinterpolants = new Array( nTracks );\n\n\tconst interpolantSettings = {\n\t\tendingStart: ZeroCurvatureEnding,\n\t\tendingEnd: ZeroCurvatureEnding\n\t};\n\n\tfor ( let i = 0; i !== nTracks; ++ i ) {\n\n\t\tconst interpolant = tracks[ i ].createInterpolant( null );\n\t\tinterpolants[ i ] = interpolant;\n\t\tinterpolant.settings = interpolantSettings;\n\n\t}\n\n\tthis._interpolantSettings = interpolantSettings;\n\n\tthis._interpolants = interpolants; // bound by the mixer\n\n\t// inside: PropertyMixer (managed by the mixer)\n\tthis._propertyBindings = new Array( nTracks );\n\n\tthis._cacheIndex = null; // for the memory manager\n\tthis._byClipCacheIndex = null; // for the memory manager\n\n\tthis._timeScaleInterpolant = null;\n\tthis._weightInterpolant = null;\n\n\tthis.loop = LoopRepeat;\n\tthis._loopCount = - 1;\n\n\t// global mixer time when the action is to be started\n\t// it's set back to 'null' upon start of the action\n\tthis._startTime = null;\n\n\t// scaled local time of the action\n\t// gets clamped or wrapped to 0..clip.duration according to loop\n\tthis.time = 0;\n\n\tthis.timeScale = 1;\n\tthis._effectiveTimeScale = 1;\n\n\tthis.weight = 1;\n\tthis._effectiveWeight = 1;\n\n\tthis.repetitions = Infinity; // no. of repetitions when looping\n\n\tthis.paused = false; // true -> zero effective time scale\n\tthis.enabled = true; // false -> zero effective weight\n\n\tthis.clampWhenFinished = false;// keep feeding the last frame?\n\n\tthis.zeroSlopeAtStart = true;// for smooth interpolation w/o separate\n\tthis.zeroSlopeAtEnd = true;// clips for start, loop and end\n\n}\n\nObject.assign( AnimationAction.prototype, {\n\n\t// State & Scheduling\n\n\tplay: function () {\n\n\t\tthis._mixer._activateAction( this );\n\n\t\treturn this;\n\n\t},\n\n\tstop: function () {\n\n\t\tthis._mixer._deactivateAction( this );\n\n\t\treturn this.reset();\n\n\t},\n\n\treset: function () {\n\n\t\tthis.paused = false;\n\t\tthis.enabled = true;\n\n\t\tthis.time = 0; // restart clip\n\t\tthis._loopCount = - 1;// forget previous loops\n\t\tthis._startTime = null;// forget scheduling\n\n\t\treturn this.stopFading().stopWarping();\n\n\t},\n\n\tisRunning: function () {\n\n\t\treturn this.enabled && ! this.paused && this.timeScale !== 0 &&\n\t\t\tthis._startTime === null && this._mixer._isActiveAction( this );\n\n\t},\n\n\t// return true when play has been called\n\tisScheduled: function () {\n\n\t\treturn this._mixer._isActiveAction( this );\n\n\t},\n\n\tstartAt: function ( time ) {\n\n\t\tthis._startTime = time;\n\n\t\treturn this;\n\n\t},\n\n\tsetLoop: function ( mode, repetitions ) {\n\n\t\tthis.loop = mode;\n\t\tthis.repetitions = repetitions;\n\n\t\treturn this;\n\n\t},\n\n\t// Weight\n\n\t// set the weight stopping any scheduled fading\n\t// although .enabled = false yields an effective weight of zero, this\n\t// method does *not* change .enabled, because it would be confusing\n\tsetEffectiveWeight: function ( weight ) {\n\n\t\tthis.weight = weight;\n\n\t\t// note: same logic as when updated at runtime\n\t\tthis._effectiveWeight = this.enabled ? weight : 0;\n\n\t\treturn this.stopFading();\n\n\t},\n\n\t// return the weight considering fading and .enabled\n\tgetEffectiveWeight: function () {\n\n\t\treturn this._effectiveWeight;\n\n\t},\n\n\tfadeIn: function ( duration ) {\n\n\t\treturn this._scheduleFading( duration, 0, 1 );\n\n\t},\n\n\tfadeOut: function ( duration ) {\n\n\t\treturn this._scheduleFading( duration, 1, 0 );\n\n\t},\n\n\tcrossFadeFrom: function ( fadeOutAction, duration, warp ) {\n\n\t\tfadeOutAction.fadeOut( duration );\n\t\tthis.fadeIn( duration );\n\n\t\tif ( warp ) {\n\n\t\t\tconst fadeInDuration = this._clip.duration,\n\t\t\t\tfadeOutDuration = fadeOutAction._clip.duration,\n\n\t\t\t\tstartEndRatio = fadeOutDuration / fadeInDuration,\n\t\t\t\tendStartRatio = fadeInDuration / fadeOutDuration;\n\n\t\t\tfadeOutAction.warp( 1.0, startEndRatio, duration );\n\t\t\tthis.warp( endStartRatio, 1.0, duration );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tcrossFadeTo: function ( fadeInAction, duration, warp ) {\n\n\t\treturn fadeInAction.crossFadeFrom( this, duration, warp );\n\n\t},\n\n\tstopFading: function () {\n\n\t\tlet weightInterpolant = this._weightInterpolant;\n\n\t\tif ( weightInterpolant !== null ) {\n\n\t\t\tthis._weightInterpolant = null;\n\t\t\tthis._mixer._takeBackControlInterpolant( weightInterpolant );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\t// Time Scale Control\n\n\t// set the time scale stopping any scheduled warping\n\t// although .paused = true yields an effective time scale of zero, this\n\t// method does *not* change .paused, because it would be confusing\n\tsetEffectiveTimeScale: function ( timeScale ) {\n\n\t\tthis.timeScale = timeScale;\n\t\tthis._effectiveTimeScale = this.paused ? 0 : timeScale;\n\n\t\treturn this.stopWarping();\n\n\t},\n\n\t// return the time scale considering warping and .paused\n\tgetEffectiveTimeScale: function () {\n\n\t\treturn this._effectiveTimeScale;\n\n\t},\n\n\tsetDuration: function ( duration ) {\n\n\t\tthis.timeScale = this._clip.duration / duration;\n\n\t\treturn this.stopWarping();\n\n\t},\n\n\tsyncWith: function ( action ) {\n\n\t\tthis.time = action.time;\n\t\tthis.timeScale = action.timeScale;\n\n\t\treturn this.stopWarping();\n\n\t},\n\n\thalt: function ( duration ) {\n\n\t\treturn this.warp( this._effectiveTimeScale, 0, duration );\n\n\t},\n\n\twarp: function ( startTimeScale, endTimeScale, duration ) {\n\n\t\tconst mixer = this._mixer,\n\t\t\tnow = mixer.time,\n\t\t\ttimeScale = this.timeScale;\n\n\t\tlet interpolant = this._timeScaleInterpolant;\n\n\t\tif ( interpolant === null ) {\n\n\t\t\tinterpolant = mixer._lendControlInterpolant();\n\t\t\tthis._timeScaleInterpolant = interpolant;\n\n\t\t}\n\n\t\tconst times = interpolant.parameterPositions,\n\t\t\tvalues = interpolant.sampleValues;\n\n\t\ttimes[ 0 ] = now;\n\t\ttimes[ 1 ] = now + duration;\n\n\t\tvalues[ 0 ] = startTimeScale / timeScale;\n\t\tvalues[ 1 ] = endTimeScale / timeScale;\n\n\t\treturn this;\n\n\t},\n\n\tstopWarping: function () {\n\n\t\tlet timeScaleInterpolant = this._timeScaleInterpolant;\n\n\t\tif ( timeScaleInterpolant !== null ) {\n\n\t\t\tthis._timeScaleInterpolant = null;\n\t\t\tthis._mixer._takeBackControlInterpolant( timeScaleInterpolant );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\t// Object Accessors\n\n\tgetMixer: function () {\n\n\t\treturn this._mixer;\n\n\t},\n\n\tgetClip: function () {\n\n\t\treturn this._clip;\n\n\t},\n\n\tgetRoot: function () {\n\n\t\treturn this._localRoot || this._mixer._root;\n\n\t},\n\n\t// Interna\n\n\t_update: function ( time, deltaTime, timeDirection, accuIndex ) {\n\n\t\t// called by the mixer\n\n\t\tif ( ! this.enabled ) {\n\n\t\t\t// call ._updateWeight() to update ._effectiveWeight\n\n\t\t\tthis._updateWeight( time );\n\t\t\treturn;\n\n\t\t}\n\n\t\tconst startTime = this._startTime;\n\n\t\tif ( startTime !== null ) {\n\n\t\t\t// check for scheduled start of action\n\n\t\t\tconst timeRunning = ( time - startTime ) * timeDirection;\n\t\t\tif ( timeRunning < 0 || timeDirection === 0 ) {\n\n\t\t\t\treturn; // yet to come / don't decide when delta = 0\n\n\t\t\t}\n\n\t\t\t// start\n\n\t\t\tthis._startTime = null; // unschedule\n\t\t\tdeltaTime = timeDirection * timeRunning;\n\n\t\t}\n\n\t\t// apply time scale and advance time\n\n\t\tdeltaTime *= this._updateTimeScale( time );\n\t\tconst clipTime = this._updateTime( deltaTime );\n\n\t\t// note: _updateTime may disable the action resulting in\n\t\t// an effective weight of 0\n\n\t\tconst weight = this._updateWeight( time );\n\n\t\tif ( weight > 0 ) {\n\n\t\t\tconst interpolants = this._interpolants;\n\t\t\tconst propertyMixers = this._propertyBindings;\n\n\t\t\tswitch ( this.blendMode ) {\n\n\t\t\t\tcase AdditiveAnimationBlendMode:\n\n\t\t\t\t\tfor ( let j = 0, m = interpolants.length; j !== m; ++ j ) {\n\n\t\t\t\t\t\tinterpolants[ j ].evaluate( clipTime );\n\t\t\t\t\t\tpropertyMixers[ j ].accumulateAdditive( weight );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase NormalAnimationBlendMode:\n\t\t\t\tdefault:\n\n\t\t\t\t\tfor ( let j = 0, m = interpolants.length; j !== m; ++ j ) {\n\n\t\t\t\t\t\tinterpolants[ j ].evaluate( clipTime );\n\t\t\t\t\t\tpropertyMixers[ j ].accumulate( accuIndex, weight );\n\n\t\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\t_updateWeight: function ( time ) {\n\n\t\tlet weight = 0;\n\n\t\tif ( this.enabled ) {\n\n\t\t\tweight = this.weight;\n\t\t\tconst interpolant = this._weightInterpolant;\n\n\t\t\tif ( interpolant !== null ) {\n\n\t\t\t\tconst interpolantValue = interpolant.evaluate( time )[ 0 ];\n\n\t\t\t\tweight *= interpolantValue;\n\n\t\t\t\tif ( time > interpolant.parameterPositions[ 1 ] ) {\n\n\t\t\t\t\tthis.stopFading();\n\n\t\t\t\t\tif ( interpolantValue === 0 ) {\n\n\t\t\t\t\t\t// faded out, disable\n\t\t\t\t\t\tthis.enabled = false;\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tthis._effectiveWeight = weight;\n\t\treturn weight;\n\n\t},\n\n\t_updateTimeScale: function ( time ) {\n\n\t\tlet timeScale = 0;\n\n\t\tif ( ! this.paused ) {\n\n\t\t\ttimeScale = this.timeScale;\n\n\t\t\tconst interpolant = this._timeScaleInterpolant;\n\n\t\t\tif ( interpolant !== null ) {\n\n\t\t\t\tconst interpolantValue = interpolant.evaluate( time )[ 0 ];\n\n\t\t\t\ttimeScale *= interpolantValue;\n\n\t\t\t\tif ( time > interpolant.parameterPositions[ 1 ] ) {\n\n\t\t\t\t\tthis.stopWarping();\n\n\t\t\t\t\tif ( timeScale === 0 ) {\n\n\t\t\t\t\t\t// motion has halted, pause\n\t\t\t\t\t\tthis.paused = true;\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\t// warp done - apply final time scale\n\t\t\t\t\t\tthis.timeScale = timeScale;\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tthis._effectiveTimeScale = timeScale;\n\t\treturn timeScale;\n\n\t},\n\n\t_updateTime: function ( deltaTime ) {\n\n\t\tconst duration = this._clip.duration;\n\t\tconst loop = this.loop;\n\n\t\tlet time = this.time + deltaTime;\n\t\tlet loopCount = this._loopCount;\n\n\t\tconst pingPong = ( loop === LoopPingPong );\n\n\t\tif ( deltaTime === 0 ) {\n\n\t\t\tif ( loopCount === - 1 ) return time;\n\n\t\t\treturn ( pingPong && ( loopCount & 1 ) === 1 ) ? duration - time : time;\n\n\t\t}\n\n\t\tif ( loop === LoopOnce ) {\n\n\t\t\tif ( loopCount === - 1 ) {\n\n\t\t\t\t// just started\n\n\t\t\t\tthis._loopCount = 0;\n\t\t\t\tthis._setEndings( true, true, false );\n\n\t\t\t}\n\n\t\t\thandle_stop: {\n\n\t\t\t\tif ( time >= duration ) {\n\n\t\t\t\t\ttime = duration;\n\n\t\t\t\t} else if ( time < 0 ) {\n\n\t\t\t\t\ttime = 0;\n\n\t\t\t\t} else {\n\n\t\t\t\t\tthis.time = time;\n\n\t\t\t\t\tbreak handle_stop;\n\n\t\t\t\t}\n\n\t\t\t\tif ( this.clampWhenFinished ) this.paused = true;\n\t\t\t\telse this.enabled = false;\n\n\t\t\t\tthis.time = time;\n\n\t\t\t\tthis._mixer.dispatchEvent( {\n\t\t\t\t\ttype: 'finished', action: this,\n\t\t\t\t\tdirection: deltaTime < 0 ? - 1 : 1\n\t\t\t\t} );\n\n\t\t\t}\n\n\t\t} else { // repetitive Repeat or PingPong\n\n\t\t\tif ( loopCount === - 1 ) {\n\n\t\t\t\t// just started\n\n\t\t\t\tif ( deltaTime >= 0 ) {\n\n\t\t\t\t\tloopCount = 0;\n\n\t\t\t\t\tthis._setEndings( true, this.repetitions === 0, pingPong );\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// when looping in reverse direction, the initial\n\t\t\t\t\t// transition through zero counts as a repetition,\n\t\t\t\t\t// so leave loopCou
109nt at -1\n\n\t\t\t\t\tthis._setEndings( this.repetitions === 0, true, pingPong );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tif ( time >= duration || time < 0 ) {\n\n\t\t\t\t// wrap around\n\n\t\t\t\tconst loopDelta = Math.floor( time / duration ); // signed\n\t\t\t\ttime -= duration * loopDelta;\n\n\t\t\t\tloopCount += Math.abs( loopDelta );\n\n\t\t\t\tconst pending = this.repetitions - loopCount;\n\n\t\t\t\tif ( pending <= 0 ) {\n\n\t\t\t\t\t// have to stop (switch state, clamp time, fire event)\n\n\t\t\t\t\tif ( this.clampWhenFinished ) this.paused = true;\n\t\t\t\t\telse this.enabled = false;\n\n\t\t\t\t\ttime = deltaTime > 0 ? duration : 0;\n\n\t\t\t\t\tthis.time = time;\n\n\t\t\t\t\tthis._mixer.dispatchEvent( {\n\t\t\t\t\t\ttype: 'finished', action: this,\n\t\t\t\t\t\tdirection: deltaTime > 0 ? 1 : - 1\n\t\t\t\t\t} );\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// keep running\n\n\t\t\t\t\tif ( pending === 1 ) {\n\n\t\t\t\t\t\t// entering the last round\n\n\t\t\t\t\t\tconst atStart = deltaTime < 0;\n\t\t\t\t\t\tthis._setEndings( atStart, ! atStart, pingPong );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tthis._setEndings( false, false, pingPong );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tthis._loopCount = loopCount;\n\n\t\t\t\t\tthis.time = time;\n\n\t\t\t\t\tthis._mixer.dispatchEvent( {\n\t\t\t\t\t\ttype: 'loop', action: this, loopDelta: loopDelta\n\t\t\t\t\t} );\n\n\t\t\t\t}\n\n\t\t\t} else {\n\n\t\t\t\tthis.time = time;\n\n\t\t\t}\n\n\t\t\tif ( pingPong && ( loopCount & 1 ) === 1 ) {\n\n\t\t\t\t// invert time for the \"pong round\"\n\n\t\t\t\treturn duration - time;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn time;\n\n\t},\n\n\t_setEndings: function ( atStart, atEnd, pingPong ) {\n\n\t\tconst settings = this._interpolantSettings;\n\n\t\tif ( pingPong ) {\n\n\t\t\tsettings.endingStart = ZeroSlopeEnding;\n\t\t\tsettings.endingEnd = ZeroSlopeEnding;\n\n\t\t} else {\n\n\t\t\t// assuming for LoopOnce atStart == atEnd == true\n\n\t\t\tif ( atStart ) {\n\n\t\t\t\tsettings.endingStart = this.zeroSlopeAtStart ? ZeroSlopeEnding : ZeroCurvatureEnding;\n\n\t\t\t} else {\n\n\t\t\t\tsettings.endingStart = WrapAroundEnding;\n\n\t\t\t}\n\n\t\t\tif ( atEnd ) {\n\n\t\t\t\tsettings.endingEnd = this.zeroSlopeAtEnd ? ZeroSlopeEnding : ZeroCurvatureEnding;\n\n\t\t\t} else {\n\n\t\t\t\tsettings.endingEnd \t = WrapAroundEnding;\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\t_scheduleFading: function ( duration, weightNow, weightThen ) {\n\n\t\tconst mixer = this._mixer, now = mixer.time;\n\t\tlet interpolant = this._weightInterpolant;\n\n\t\tif ( interpolant === null ) {\n\n\t\t\tinterpolant = mixer._lendControlInterpolant();\n\t\t\tthis._weightInterpolant = interpolant;\n\n\t\t}\n\n\t\tconst times = interpolant.parameterPositions,\n\t\t\tvalues = interpolant.sampleValues;\n\n\t\ttimes[ 0 ] = now;\n\t\tvalues[ 0 ] = weightNow;\n\t\ttimes[ 1 ] = now + duration;\n\t\tvalues[ 1 ] = weightThen;\n\n\t\treturn this;\n\n\t}\n\n} );\n\nfunction AnimationMixer( root ) {\n\n\tthis._root = root;\n\tthis._initMemoryManager();\n\tthis._accuIndex = 0;\n\n\tthis.time = 0;\n\n\tthis.timeScale = 1.0;\n\n}\n\nAnimationMixer.prototype = Object.assign( Object.create( EventDispatcher.prototype ), {\n\n\tconstructor: AnimationMixer,\n\n\t_bindAction: function ( action, prototypeAction ) {\n\n\t\tconst root = action._localRoot || this._root,\n\t\t\ttracks = action._clip.tracks,\n\t\t\tnTracks = tracks.length,\n\t\t\tbindings = action._propertyBindings,\n\t\t\tinterpolants = action._interpolants,\n\t\t\trootUuid = root.uuid,\n\t\t\tbindingsByRoot = this._bindingsByRootAndName;\n\n\t\tlet bindingsByName = bindingsByRoot[ rootUuid ];\n\n\t\tif ( bindingsByName === undefined ) {\n\n\t\t\tbindingsByName = {};\n\t\t\tbindingsByRoot[ rootUuid ] = bindingsByName;\n\n\t\t}\n\n\t\tfor ( let i = 0; i !== nTracks; ++ i ) {\n\n\t\t\tconst track = tracks[ i ],\n\t\t\t\ttrackName = track.name;\n\n\t\t\tlet binding = bindingsByName[ trackName ];\n\n\t\t\tif ( binding !== undefined ) {\n\n\t\t\t\tbindings[ i ] = binding;\n\n\t\t\t} else {\n\n\t\t\t\tbinding = bindings[ i ];\n\n\t\t\t\tif ( binding !== undefined ) {\n\n\t\t\t\t\t// existing binding, make sure the cache knows\n\n\t\t\t\t\tif ( binding._cacheIndex === null ) {\n\n\t\t\t\t\t\t++ binding.referenceCount;\n\t\t\t\t\t\tthis._addInactiveBinding( binding, rootUuid, trackName );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tcontinue;\n\n\t\t\t\t}\n\n\t\t\t\tconst path = prototypeAction && prototypeAction.\n\t\t\t\t\t_propertyBindings[ i ].binding.parsedPath;\n\n\t\t\t\tbinding = new PropertyMixer(\n\t\t\t\t\tPropertyBinding.create( root, trackName, path ),\n\t\t\t\t\ttrack.ValueTypeName, track.getValueSize() );\n\n\t\t\t\t++ binding.referenceCount;\n\t\t\t\tthis._addInactiveBinding( binding, rootUuid, trackName );\n\n\t\t\t\tbindings[ i ] = binding;\n\n\t\t\t}\n\n\t\t\tinterpolants[ i ].resultBuffer = binding.buffer;\n\n\t\t}\n\n\t},\n\n\t_activateAction: function ( action ) {\n\n\t\tif ( ! this._isActiveAction( action ) ) {\n\n\t\t\tif ( action._cacheIndex === null ) {\n\n\t\t\t\t// this action has been forgotten by the cache, but the user\n\t\t\t\t// appears to be still using it -> rebind\n\n\t\t\t\tconst rootUuid = ( action._localRoot || this._root ).uuid,\n\t\t\t\t\tclipUuid = action._clip.uuid,\n\t\t\t\t\tactionsForClip = this._actionsByClip[ clipUuid ];\n\n\t\t\t\tthis._bindAction( action,\n\t\t\t\t\tactionsForClip && actionsForClip.knownActions[ 0 ] );\n\n\t\t\t\tthis._addInactiveAction( action, clipUuid, rootUuid );\n\n\t\t\t}\n\n\t\t\tconst bindings = action._propertyBindings;\n\n\t\t\t// increment reference counts / sort out state\n\t\t\tfor ( let i = 0, n = bindings.length; i !== n; ++ i ) {\n\n\t\t\t\tconst binding = bindings[ i ];\n\n\t\t\t\tif ( binding.useCount ++ === 0 ) {\n\n\t\t\t\t\tthis._lendBinding( binding );\n\t\t\t\t\tbinding.saveOriginalState();\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tthis._lendAction( action );\n\n\t\t}\n\n\t},\n\n\t_deactivateAction: function ( action ) {\n\n\t\tif ( this._isActiveAction( action ) ) {\n\n\t\t\tconst bindings = action._propertyBindings;\n\n\t\t\t// decrement reference counts / sort out state\n\t\t\tfor ( let i = 0, n = bindings.length; i !== n; ++ i ) {\n\n\t\t\t\tconst binding = bindings[ i ];\n\n\t\t\t\tif ( -- binding.useCount === 0 ) {\n\n\t\t\t\t\tbinding.restoreOriginalState();\n\t\t\t\t\tthis._takeBackBinding( binding );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tthis._takeBackAction( action );\n\n\t\t}\n\n\t},\n\n\t// Memory manager\n\n\t_initMemoryManager: function () {\n\n\t\tthis._actions = []; // 'nActiveActions' followed by inactive ones\n\t\tthis._nActiveActions = 0;\n\n\t\tthis._actionsByClip = {};\n\t\t// inside:\n\t\t// {\n\t\t// \tknownActions: Array< AnimationAction > - used as prototypes\n\t\t// \tactionByRoot: AnimationAction - lookup\n\t\t// }\n\n\n\t\tthis._bindings = []; // 'nActiveBindings' followed by inactive ones\n\t\tthis._nActiveBindings = 0;\n\n\t\tthis._bindingsByRootAndName = {}; // inside: Map< name, PropertyMixer >\n\n\n\t\tthis._controlInterpolants = []; // same game as above\n\t\tthis._nActiveControlInterpolants = 0;\n\n\t\tconst scope = this;\n\n\t\tthis.stats = {\n\n\t\t\tactions: {\n\t\t\t\tget total() {\n\n\t\t\t\t\treturn scope._actions.length;\n\n\t\t\t\t},\n\t\t\t\tget inUse() {\n\n\t\t\t\t\treturn scope._nActiveActions;\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tbindings: {\n\t\t\t\tget total() {\n\n\t\t\t\t\treturn scope._bindings.length;\n\n\t\t\t\t},\n\t\t\t\tget inUse() {\n\n\t\t\t\t\treturn scope._nActiveBindings;\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tcontrolInterpolants: {\n\t\t\t\tget total() {\n\n\t\t\t\t\treturn scope._controlInterpolants.length;\n\n\t\t\t\t},\n\t\t\t\tget inUse() {\n\n\t\t\t\t\treturn scope._nActiveControlInterpolants;\n\n\t\t\t\t}\n\t\t\t}\n\n\t\t};\n\n\t},\n\n\t// Memory management for AnimationAction objects\n\n\t_isActiveAction: function ( action ) {\n\n\t\tconst index = action._cacheIndex;\n\t\treturn index !== null && index < this._nActiveActions;\n\n\t},\n\n\t_addInactiveAction: function ( action, clipUuid, rootUuid ) {\n\n\t\tconst actions = this._actions,\n\t\t\tactionsByClip = this._actionsByClip;\n\n\t\tlet actionsForClip = actionsByClip[ clipUuid ];\n\n\t\tif ( actionsForClip === undefined ) {\n\n\t\t\tactionsForClip = {\n\n\t\t\t\tknownActions: [ action ],\n\t\t\t\tactionByRoot: {}\n\n\t\t\t};\n\n\t\t\taction._byClipCacheIndex = 0;\n\n\t\t\tactionsByClip[ clipUuid ] = actionsForClip;\n\n\t\t} else {\n\n\t\t\tconst knownActions = actionsForClip.knownActions;\n\n\t\t\taction._byClipCacheIndex = knownActions.length;\n\t\t\tknownActions.push( action );\n\n\t\t}\n\n\t\taction._cacheIndex = actions.length;\n\t\tactions.push( action );\n\n\t\tactionsForClip.actionByRoot[ rootUuid ] = action;\n\n\t},\n\n\t_removeInactiveAction: function ( action ) {\n\n\t\tconst actions = this._actions,\n\t\t\tlastInactiveAction = actions[ actions.length - 1 ],\n\t\t\tcacheIndex = action._cacheIndex;
109\n\n\t\tlastInactiveAction._cacheIndex = cacheIndex;\n\t\tactions[ cacheIndex ] = lastInactiveAction;\n\t\tactions.pop();\n\n\t\taction._cacheIndex = null;\n\n\n\t\tconst clipUuid = action._clip.uuid,\n\t\t\tactionsByClip = this._actionsByClip,\n\t\t\tactionsForClip = actionsByClip[ clipUuid ],\n\t\t\tknownActionsForClip = actionsForClip.knownActions,\n\n\t\t\tlastKnownAction =\n\t\t\t\tknownActionsForClip[ knownActionsForClip.length - 1 ],\n\n\t\t\tbyClipCacheIndex = action._byClipCacheIndex;\n\n\t\tlastKnownAction._byClipCacheIndex = byClipCacheIndex;\n\t\tknownActionsForClip[ byClipCacheIndex ] = lastKnownAction;\n\t\tknownActionsForClip.pop();\n\n\t\taction._byClipCacheIndex = null;\n\n\n\t\tconst actionByRoot = actionsForClip.actionByRoot,\n\t\t\trootUuid = ( action._localRoot || this._root ).uuid;\n\n\t\tdelete actionByRoot[ rootUuid ];\n\n\t\tif ( knownActionsForClip.length === 0 ) {\n\n\t\t\tdelete actionsByClip[ clipUuid ];\n\n\t\t}\n\n\t\tthis._removeInactiveBindingsForAction( action );\n\n\t},\n\n\t_removeInactiveBindingsForAction: function ( action ) {\n\n\t\tconst bindings = action._propertyBindings;\n\n\t\tfor ( let i = 0, n = bindings.length; i !== n; ++ i ) {\n\n\t\t\tconst binding = bindings[ i ];\n\n\t\t\tif ( -- binding.referenceCount === 0 ) {\n\n\t\t\t\tthis._removeInactiveBinding( binding );\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\t_lendAction: function ( action ) {\n\n\t\t// [ active actions | inactive actions ]\n\t\t// [ active actions >| inactive actions ]\n\t\t// s a\n\t\t// <-swap->\n\t\t// a s\n\n\t\tconst actions = this._actions,\n\t\t\tprevIndex = action._cacheIndex,\n\n\t\t\tlastActiveIndex = this._nActiveActions ++,\n\n\t\t\tfirstInactiveAction = actions[ lastActiveIndex ];\n\n\t\taction._cacheIndex = lastActiveIndex;\n\t\tactions[ lastActiveIndex ] = action;\n\n\t\tfirstInactiveAction._cacheIndex = prevIndex;\n\t\tactions[ prevIndex ] = firstInactiveAction;\n\n\t},\n\n\t_takeBackAction: function ( action ) {\n\n\t\t// [ active actions | inactive actions ]\n\t\t// [ active actions |< inactive actions ]\n\t\t// a s\n\t\t// <-swap->\n\t\t// s a\n\n\t\tconst actions = this._actions,\n\t\t\tprevIndex = action._cacheIndex,\n\n\t\t\tfirstInactiveIndex = -- this._nActiveActions,\n\n\t\t\tlastActiveAction = actions[ firstInactiveIndex ];\n\n\t\taction._cacheIndex = firstInactiveIndex;\n\t\tactions[ firstInactiveIndex ] = action;\n\n\t\tlastActiveAction._cacheIndex = prevIndex;\n\t\tactions[ prevIndex ] = lastActiveAction;\n\n\t},\n\n\t// Memory management for PropertyMixer objects\n\n\t_addInactiveBinding: function ( binding, rootUuid, trackName ) {\n\n\t\tconst bindingsByRoot = this._bindingsByRootAndName,\n\t\t\tbindings = this._bindings;\n\n\t\tlet bindingByName = bindingsByRoot[ rootUuid ];\n\n\t\tif ( bindingByName === undefined ) {\n\n\t\t\tbindingByName = {};\n\t\t\tbindingsByRoot[ rootUuid ] = bindingByName;\n\n\t\t}\n\n\t\tbindingByName[ trackName ] = binding;\n\n\t\tbinding._cacheIndex = bindings.length;\n\t\tbindings.push( binding );\n\n\t},\n\n\t_removeInactiveBinding: function ( binding ) {\n\n\t\tconst bindings = this._bindings,\n\t\t\tpropBinding = binding.binding,\n\t\t\trootUuid = propBinding.rootNode.uuid,\n\t\t\ttrackName = propBinding.path,\n\t\t\tbindingsByRoot = this._bindingsByRootAndName,\n\t\t\tbindingByName = bindingsByRoot[ rootUuid ],\n\n\t\t\tlastInactiveBinding = bindings[ bindings.length - 1 ],\n\t\t\tcacheIndex = binding._cacheIndex;\n\n\t\tlastInactiveBinding._cacheIndex = cacheIndex;\n\t\tbindings[ cacheIndex ] = lastInactiveBinding;\n\t\tbindings.pop();\n\n\t\tdelete bindingByName[ trackName ];\n\n\t\tif ( Object.keys( bindingByName ).length === 0 ) {\n\n\t\t\tdelete bindingsByRoot[ rootUuid ];\n\n\t\t}\n\n\t},\n\n\t_lendBinding: function ( binding ) {\n\n\t\tconst bindings = this._bindings,\n\t\t\tprevIndex = binding._cacheIndex,\n\n\t\t\tlastActiveIndex = this._nActiveBindings ++,\n\n\t\t\tfirstInactiveBinding = bindings[ lastActiveIndex ];\n\n\t\tbinding._cacheIndex = lastActiveIndex;\n\t\tbindings[ lastActiveIndex ] = binding;\n\n\t\tfirstInactiveBinding._cacheIndex = prevIndex;\n\t\tbindings[ prevIndex ] = firstInactiveBinding;\n\n\t},\n\n\t_takeBackBinding: function ( binding ) {\n\n\t\tconst bindings = this._bindings,\n\t\t\tprevIndex = binding._cacheIndex,\n\n\t\t\tfirstInactiveIndex = -- this._nActiveBindings,\n\n\t\t\tlastActiveBinding = bindings[ firstInactiveIndex ];\n\n\t\tbinding._cacheIndex = firstInactiveIndex;\n\t\tbindings[ firstInactiveIndex ] = binding;\n\n\t\tlastActiveBinding._cacheIndex = prevIndex;\n\t\tbindings[ prevIndex ] = lastActiveBinding;\n\n\t},\n\n\n\t// Memory management of Interpolants for weight and time scale\n\n\t_lendControlInterpolant: function () {\n\n\t\tconst interpolants = this._controlInterpolants,\n\t\t\tlastActiveIndex = this._nActiveControlInterpolants ++;\n\n\t\tlet interpolant = interpolants[ lastActiveIndex ];\n\n\t\tif ( interpolant === undefined ) {\n\n\t\t\tinterpolant = new LinearInterpolant(\n\t\t\t\tnew Float32Array( 2 ), new Float32Array( 2 ),\n\t\t\t\t1, this._controlInterpolantsResultBuffer );\n\n\t\t\tinterpolant.__cacheIndex = lastActiveIndex;\n\t\t\tinterpolants[ lastActiveIndex ] = interpolant;\n\n\t\t}\n\n\t\treturn interpolant;\n\n\t},\n\n\t_takeBackControlInterpolant: function ( interpolant ) {\n\n\t\tconst interpolants = this._controlInterpolants,\n\t\t\tprevIndex = interpolant.__cacheIndex,\n\n\t\t\tfirstInactiveIndex = -- this._nActiveControlInterpolants,\n\n\t\t\tlastActiveInterpolant = interpolants[ firstInactiveIndex ];\n\n\t\tinterpolant.__cacheIndex = firstInactiveIndex;\n\t\tinterpolants[ firstInactiveIndex ] = interpolant;\n\n\t\tlastActiveInterpolant.__cacheIndex = prevIndex;\n\t\tinterpolants[ prevIndex ] = lastActiveInterpolant;\n\n\t},\n\n\t_controlInterpolantsResultBuffer: new Float32Array( 1 ),\n\n\t// return an action for a clip optionally using a custom root target\n\t// object (this method allocates a lot of dynamic memory in case a\n\t// previously unknown clip/root combination is specified)\n\tclipAction: function ( clip, optionalRoot, blendMode ) {\n\n\t\tconst root = optionalRoot || this._root,\n\t\t\trootUuid = root.uuid;\n\n\t\tlet clipObject = typeof clip === 'string' ? AnimationClip.findByName( root, clip ) : clip;\n\n\t\tconst clipUuid = clipObject !== null ? clipObject.uuid : clip;\n\n\t\tlet actionsForClip = this._actionsByClip[ clipUuid ],\n\t\t\tprototypeAction = null;\n\n\t\tif ( blendMode === undefined ) {\n\n\t\t\tif ( clipObject !== null ) {\n\n\t\t\t\tblendMode = clipObject.blendMode;\n\n\t\t\t} else {\n\n\t\t\t\tblendMode = NormalAnimationBlendMode;\n\n\t\t\t}\n\n\t\t}\n\n\t\tif ( actionsForClip !== undefined ) {\n\n\t\t\tconst existingAction = actionsForClip.actionByRoot[ rootUuid ];\n\n\t\t\tif ( existingAction !== undefined && existingAction.blendMode === blendMode ) {\n\n\t\t\t\treturn existingAction;\n\n\t\t\t}\n\n\t\t\t// we know the clip, so we don't have to parse all\n\t\t\t// the bindings again but can just copy\n\t\t\tprototypeAction = actionsForClip.knownActions[ 0 ];\n\n\t\t\t// also, take the clip from the prototype action\n\t\t\tif ( clipObject === null )\n\t\t\t\tclipObject = prototypeAction._clip;\n\n\t\t}\n\n\t\t// clip must be known when specified via string\n\t\tif ( clipObject === null ) return null;\n\n\t\t// allocate all resources required to run it\n\t\tconst newAction = new AnimationAction( this, clipObject, optionalRoot, blendMode );\n\n\t\tthis._bindAction( newAction, prototypeAction );\n\n\t\t// and make the action known to the memory manager\n\t\tthis._addInactiveAction( newAction, clipUuid, rootUuid );\n\n\t\treturn newAction;\n\n\t},\n\n\t// get an existing action\n\texistingAction: function ( clip, optionalRoot ) {\n\n\t\tconst root = optionalRoot || this._root,\n\t\t\trootUuid = root.uuid,\n\n\t\t\tclipObject = typeof clip === 'string' ?\n\t\t\t\tAnimationClip.findByName( root, clip ) : clip,\n\n\t\t\tclipUuid = clipObject ? clipObject.uuid : clip,\n\n\t\t\tactionsForClip = this._actionsByClip[ clipUuid ];\n\n\t\tif ( actionsForClip !== undefined ) {\n\n\t\t\treturn actionsForClip.actionByRoot[ rootUuid ] || null;\n\n\t\t}\n\n\t\treturn null;\n\n\t},\n\n\t// deactivates all previously scheduled actions\n\tstopAllAction: function () {\n\n\t\tconst actions = this._actions,\n\t\t\tnActions = this._nActiveActions;\n\n\t\tfor ( let i = nActions - 1; i >= 0; -- i ) {\n\n\t\t\tactions[ i ].stop();\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\t// advance the time and update apply the animation\n\tupdate: function ( deltaTime ) {\n\n\t\tdeltaTime *= this.timeScale;\n\n\t\tconst actions = this._actions,\n\t\t\tnActions = this._nActiveActions,\n\n\t\t\ttime = this.time += deltaTime,\n\t\t\ttimeDirection = Math.sign( deltaTime ),\n\n\t\t\taccuIndex = this._accuIndex ^= 1;\n\n\t\t// run active actions\n\n\t\tfor ( let i = 0; i !== nActions; ++ i ) {\n\n\t\t\tconst action = actions[ i ];\n\n\t\t\taction._update( time, deltaTime, timeDirection, accuIndex );\n\n\t\t}\n\n\t\t// update scene graph\n\n\t\tconst bindings = this._bindings,\n\t\t\tnBindings = this._nActiveBindings;\n\n\t\tfor ( let i = 0; i !== nBindings; ++ i ) {\n\n\t\t\tbindings[ i ].apply( accuIndex );\n\n\t\t}\n\n\t\treturn this;\n\n\t}
109,\n\n\t// Allows you to seek to a specific time in an animation.\n\tsetTime: function ( timeInSeconds ) {\n\n\t\tthis.time = 0; // Zero out time attribute for AnimationMixer object;\n\t\tfor ( let i = 0; i < this._actions.length; i ++ ) {\n\n\t\t\tthis._actions[ i ].time = 0; // Zero out time attribute for all associated AnimationAction objects.\n\n\t\t}\n\n\t\treturn this.update( timeInSeconds ); // Update used to set exact time. Returns \"this\" AnimationMixer object.\n\n\t},\n\n\t// return this mixer's root target object\n\tgetRoot: function () {\n\n\t\treturn this._root;\n\n\t},\n\n\t// free all resources specific to a particular clip\n\tuncacheClip: function ( clip ) {\n\n\t\tconst actions = this._actions,\n\t\t\tclipUuid = clip.uuid,\n\t\t\tactionsByClip = this._actionsByClip,\n\t\t\tactionsForClip = actionsByClip[ clipUuid ];\n\n\t\tif ( actionsForClip !== undefined ) {\n\n\t\t\t// note: just calling _removeInactiveAction would mess up the\n\t\t\t// iteration state and also require updating the state we can\n\t\t\t// just throw away\n\n\t\t\tconst actionsToRemove = actionsForClip.knownActions;\n\n\t\t\tfor ( let i = 0, n = actionsToRemove.length; i !== n; ++ i ) {\n\n\t\t\t\tconst action = actionsToRemove[ i ];\n\n\t\t\t\tthis._deactivateAction( action );\n\n\t\t\t\tconst cacheIndex = action._cacheIndex,\n\t\t\t\t\tlastInactiveAction = actions[ actions.length - 1 ];\n\n\t\t\t\taction._cacheIndex = null;\n\t\t\t\taction._byClipCacheIndex = null;\n\n\t\t\t\tlastInactiveAction._cacheIndex = cacheIndex;\n\t\t\t\tactions[ cacheIndex ] = lastInactiveAction;\n\t\t\t\tactions.pop();\n\n\t\t\t\tthis._removeInactiveBindingsForAction( action );\n\n\t\t\t}\n\n\t\t\tdelete actionsByClip[ clipUuid ];\n\n\t\t}\n\n\t},\n\n\t// free all resources specific to a particular root target object\n\tuncacheRoot: function ( root ) {\n\n\t\tconst rootUuid = root.uuid,\n\t\t\tactionsByClip = this._actionsByClip;\n\n\t\tfor ( const clipUuid in actionsByClip ) {\n\n\t\t\tconst actionByRoot = actionsByClip[ clipUuid ].actionByRoot,\n\t\t\t\taction = actionByRoot[ rootUuid ];\n\n\t\t\tif ( action !== undefined ) {\n\n\t\t\t\tthis._deactivateAction( action );\n\t\t\t\tthis._removeInactiveAction( action );\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst bindingsByRoot = this._bindingsByRootAndName,\n\t\t\tbindingByName = bindingsByRoot[ rootUuid ];\n\n\t\tif ( bindingByName !== undefined ) {\n\n\t\t\tfor ( const trackName in bindingByName ) {\n\n\t\t\t\tconst binding = bindingByName[ trackName ];\n\t\t\t\tbinding.restoreOriginalState();\n\t\t\t\tthis._removeInactiveBinding( binding );\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\n\t// remove a targeted clip from the cache\n\tuncacheAction: function ( clip, optionalRoot ) {\n\n\t\tconst action = this.existingAction( clip, optionalRoot );\n\n\t\tif ( action !== null ) {\n\n\t\t\tthis._deactivateAction( action );\n\t\t\tthis._removeInactiveAction( action );\n\n\t\t}\n\n\t}\n\n} );\n\nfunction Uniform( value ) {\n\n\tif ( typeof value === 'string' ) {\n\n\t\tconsole.warn( 'THREE.Uniform: Type parameter is no longer needed.' );\n\t\tvalue = arguments[ 1 ];\n\n\t}\n\n\tthis.value = value;\n\n}\n\nUniform.prototype.clone = function () {\n\n\treturn new Uniform( this.value.clone === undefined ? this.value : this.value.clone() );\n\n};\n\nfunction InstancedInterleavedBuffer( array, stride, meshPerAttribute ) {\n\n\tInterleavedBuffer.call( this, array, stride );\n\n\tthis.meshPerAttribute = meshPerAttribute || 1;\n\n}\n\nInstancedInterleavedBuffer.prototype = Object.assign( Object.create( InterleavedBuffer.prototype ), {\n\n\tconstructor: InstancedInterleavedBuffer,\n\n\tisInstancedInterleavedBuffer: true,\n\n\tcopy: function ( source ) {\n\n\t\tInterleavedBuffer.prototype.copy.call( this, source );\n\n\t\tthis.meshPerAttribute = source.meshPerAttribute;\n\n\t\treturn this;\n\n\t},\n\n\tclone: function ( data ) {\n\n\t\tconst ib = InterleavedBuffer.prototype.clone.call( this, data );\n\n\t\tib.meshPerAttribute = this.meshPerAttribute;\n\n\t\treturn ib;\n\n\t},\n\n\ttoJSON: function ( data ) {\n\n\t\tconst json = InterleavedBuffer.prototype.toJSON.call( this, data );\n\n\t\tjson.isInstancedInterleavedBuffer = true;\n\t\tjson.meshPerAttribute = this.meshPerAttribute;\n\n\t\treturn json;\n\n\t}\n\n} );\n\nfunction Raycaster( origin, direction, near, far ) {\n\n\tthis.ray = new Ray( origin, direction );\n\t// direction is assumed to be normalized (for accurate distance calculations)\n\n\tthis.near = near || 0;\n\tthis.far = far || Infinity;\n\tthis.camera = null;
109\n\tthis.layers = new Layers();\n\n\tthis.params = {\n\t\tMesh: {},\n\t\tLine: { threshold: 1 },\n\t\tLOD: {},\n\t\tPoints: { threshold: 1 },\n\t\tSprite: {}\n\t};\n\n\tObject.defineProperties( this.params, {\n\t\tPointCloud: {\n\t\t\tget: function () {\n\n\t\t\t\tconsole.warn( 'THREE.Raycaster: params.PointCloud has been renamed to params.Points.' );\n\t\t\t\treturn this.Points;\n\n\t\t\t}\n\t\t}\n\t} );\n\n}\n\nfunction ascSort( a, b ) {\n\n\treturn a.distance - b.distance;\n\n}\n\nfunction intersectObject( object, raycaster, intersects, recursive ) {\n\n\tif ( object.layers.test( raycaster.layers ) ) {\n\n\t\tobject.raycast( raycaster, intersects );\n\n\t}\n\n\tif ( recursive === true ) {\n\n\t\tconst children = object.children;\n\n\t\tfor ( let i = 0, l = children.length; i < l; i ++ ) {\n\n\t\t\tintersectObject( children[ i ], raycaster, intersects, true );\n\n\t\t}\n\n\t}\n\n}\n\nObject.assign( Raycaster.prototype, {\n\n\tset: function ( origin, direction ) {\n\n\t\t// direction is assumed to be normalized (for accurate distance calculations)\n\n\t\tthis.ray.set( origin, direction );\n\n\t},\n\n\tsetFromCamera: function ( coords, camera ) {\n\n\t\tif ( ( camera && camera.isPerspectiveCamera ) ) {\n\n\t\t\tthis.ray.origin.setFromMatrixPosition( camera.matrixWorld );\n\t\t\tthis.ray.direction.set( coords.x, coords.y, 0.5 ).unproject( camera ).sub( this.ray.origin ).normalize();\n\t\t\tthis.camera = camera;\n\n\t\t} else if ( ( camera && camera.isOrthographicCamera ) ) {\n\n\t\t\tthis.ray.origin.set( coords.x, coords.y, ( camera.near + camera.far ) / ( camera.near - camera.far ) ).unproject( camera ); // set origin in plane of camera\n\t\t\tthis.ray.direction.set( 0, 0, - 1 ).transformDirection( camera.matrixWorld );\n\t\t\tthis.camera = camera;\n\n\t\t} else {\n\n\t\t\tconsole.error( 'THREE.Raycaster: Unsupported camera type.' );\n\n\t\t}\n\n\t},\n\n\tintersectObject: function ( object, recursive, optionalTarget ) {\n\n\t\tconst intersects = optionalTarget || [];\n\n\t\tintersectObject( object, this, intersects, recursive );\n\n\t\tintersects.sort( ascSort );\n\n\t\treturn intersects;\n\n\t},\n\n\tintersectObjects: function ( objects, recursive, optionalTarget ) {\n\n\t\tconst intersects = optionalTarget || [];\n\n\t\tif ( Array.isArray( objects ) === false ) {\n\n\t\t\tconsole.warn( 'THREE.Raycaster.intersectObjects: objects is not an Array.' );\n\t\t\treturn intersects;\n\n\t\t}\n\n\t\tfor ( let i = 0, l = objects.length; i < l; i ++ ) {\n\n\t\t\tintersectObject( objects[ i ], this, intersects, recursive );\n\n\t\t}\n\n\t\tintersects.sort( ascSort );\n\n\t\treturn intersects;\n\n\t}\n\n} );\n\n/**\n * Ref: https://en.wikipedia.org/wiki/Spherical_coordinate_system\n *\n * The polar angle (phi) is measured from the positive y-axis. The positive y-axis is up.\n * The azimuthal angle (theta) is measured from the positive z-axis.\n */\n\nclass Spherical {\n\n\tconstructor( radius = 1, phi = 0, theta = 0 ) {\n\n\t\tthis.radius = radius;\n\t\tthis.phi = phi; // polar angle\n\t\tthis.theta = theta; // azimuthal angle\n\n\t\treturn this;\n\n\t}\n\n\tset( radius, phi, theta ) {\n\n\t\tthis.radius = radius;\n\t\tthis.phi = phi;\n\t\tthis.theta = theta;\n\n\t\treturn this;\n\n\t}\n\n\tclone() {\n\n\t\treturn new this.constructor().copy( this );\n\n\t}\n\n\tcopy( other ) {\n\n\t\tthis.radius = other.radius;\n\t\tthis.phi = other.phi;\n\t\tthis.theta = other.theta;\n\n\t\treturn this;\n\n\t}\n\n\t// restrict phi to be betwee EPS and PI-EPS\n\tmakeSafe() {\n\n\t\tconst EPS = 0.000001;\n\t\tthis.phi = Math.max( EPS, Math.min( Math.PI - EPS, this.phi ) );\n\n\t\treturn this;\n\n\t}\n\n\tsetFromVector3( v ) {\n\n\t\treturn this.setFromCartesianCoords( v.x, v.y, v.z );\n\n\t}\n\n\tsetFromCartesianCoords( x, y, z ) {\n\n\t\tthis.radius = Math.sqrt( x * x + y * y + z * z );\n\n\t\tif ( this.radius === 0 ) {\n\n\t\t\tthis.theta = 0;\n\t\t\tthis.phi = 0;\n\n\t\t} else {\n\n\t\t\tthis.theta = Math.atan2( x, z );\n\t\t\tthis.phi = Math.acos( MathUtils.clamp( y / this.radius, - 1, 1 ) );\n\n\t\t}\n\n\t\treturn this;\n\n\t}\n\n}\n\n/**\n * Ref: https://en.wikipedia.org/wiki/Cylindrical_coordinate_system\n */\n\nfunction Cylindrical( radius, theta, y ) {\n\n\tthis.radius = ( radius !== undefined ) ? radius : 1.0; // distance from the origin to a point in the x-z plane\n\tthis.theta = ( theta !== undefined ) ? theta : 0; // counterclockwise angle in the x-z plane measured in radians from the positive z-axis\n\tthis.y = ( y !== undefined ) ? y : 0; // height above the x-z plane\n\n\treturn this;\n\n}\n\nObject.assign( Cylindrical.prototype, {\n\n\tset: function ( radius, theta, y ) {\n\n\t\tthis.radius = radiu
109s;\n\t\tthis.theta = theta;\n\t\tthis.y = y;\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( other ) {\n\n\t\tthis.radius = other.radius;\n\t\tthis.theta = other.theta;\n\t\tthis.y = other.y;\n\n\t\treturn this;\n\n\t},\n\n\tsetFromVector3: function ( v ) {\n\n\t\treturn this.setFromCartesianCoords( v.x, v.y, v.z );\n\n\t},\n\n\tsetFromCartesianCoords: function ( x, y, z ) {\n\n\t\tthis.radius = Math.sqrt( x * x + z * z );\n\t\tthis.theta = Math.atan2( x, z );\n\t\tthis.y = y;\n\n\t\treturn this;\n\n\t}\n\n} );\n\nconst _vector$7 = new Vector2();\n\nfunction Box2( min, max ) {\n\n\tthis.min = ( min !== undefined ) ? min : new Vector2( + Infinity, + Infinity );\n\tthis.max = ( max !== undefined ) ? max : new Vector2( - Infinity, - Infinity );\n\n}\n\nObject.assign( Box2.prototype, {\n\n\tset: function ( min, max ) {\n\n\t\tthis.min.copy( min );\n\t\tthis.max.copy( max );\n\n\t\treturn this;\n\n\t},\n\n\tsetFromPoints: function ( points ) {\n\n\t\tthis.makeEmpty();\n\n\t\tfor ( let i = 0, il = points.length; i < il; i ++ ) {\n\n\t\t\tthis.expandByPoint( points[ i ] );\n\n\t\t}\n\n\t\treturn this;\n\n\t},\n\n\tsetFromCenterAndSize: function ( center, size ) {\n\n\t\tconst halfSize = _vector$7.copy( size ).multiplyScalar( 0.5 );\n\t\tthis.min.copy( center ).sub( halfSize );\n\t\tthis.max.copy( center ).add( halfSize );\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( box ) {\n\n\t\tthis.min.copy( box.min );\n\t\tthis.max.copy( box.max );\n\n\t\treturn this;\n\n\t},\n\n\tmakeEmpty: function () {\n\n\t\tthis.min.x = this.min.y = + Infinity;\n\t\tthis.max.x = this.max.y = - Infinity;\n\n\t\treturn this;\n\n\t},\n\n\tisEmpty: function () {\n\n\t\t// this is a more robust check for empty than ( volume <= 0 ) because volume can get positive with two negative axes\n\n\t\treturn ( this.max.x < this.min.x ) || ( this.max.y < this.min.y );\n\n\t},\n\n\tgetCenter: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Box2: .getCenter() target is now required' );\n\t\t\ttarget = new Vector2();\n\n\t\t}\n\n\t\treturn this.isEmpty() ? target.set( 0, 0 ) : target.addVectors( this.min, this.max ).multiplyScalar( 0.5 );\n\n\t},\n\n\tgetSize: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Box2: .getSize() target is now required' );\n\t\t\ttarget = new Vector2();\n\n\t\t}\n\n\t\treturn this.isEmpty() ? target.set( 0, 0 ) : target.subVectors( this.max, this.min );\n\n\t},\n\n\texpandByPoint: function ( point ) {\n\n\t\tthis.min.min( point );\n\t\tthis.max.max( point );\n\n\t\treturn this;\n\n\t},\n\n\texpandByVector: function ( vector ) {\n\n\t\tthis.min.sub( vector );\n\t\tthis.max.add( vector );\n\n\t\treturn this;\n\n\t},\n\n\texpandByScalar: function ( scalar ) {\n\n\t\tthis.min.addScalar( - scalar );\n\t\tthis.max.addScalar( scalar );\n\n\t\treturn this;\n\n\t},\n\n\tcontainsPoint: function ( point ) {\n\n\t\treturn point.x < this.min.x || point.x > this.max.x ||\n\t\t\tpoint.y < this.min.y || point.y > this.max.y ? false : true;\n\n\t},\n\n\tcontainsBox: function ( box ) {\n\n\t\treturn this.min.x <= box.min.x && box.max.x <= this.max.x &&\n\t\t\tthis.min.y <= box.min.y && box.max.y <= this.max.y;\n\n\t},\n\n\tgetParameter: function ( point, target ) {\n\n\t\t// This can potentially have a divide by zero if the box\n\t\t// has a size dimension of 0.\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Box2: .getParameter() target is now required' );\n\t\t\ttarget = new Vector2();\n\n\t\t}\n\n\t\treturn target.set(\n\t\t\t( point.x - this.min.x ) / ( this.max.x - this.min.x ),\n\t\t\t( point.y - this.min.y ) / ( this.max.y - this.min.y )\n\t\t);\n\n\t},\n\n\tintersectsBox: function ( box ) {\n\n\t\t// using 4 splitting planes to rule out intersections\n\n\t\treturn box.max.x < this.min.x || box.min.x > this.max.x ||\n\t\t\tbox.max.y < this.min.y || box.min.y > this.max.y ? false : true;\n\n\t},\n\n\tclampPoint: function ( point, target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Box2: .clampPoint() target is now required' );\n\t\t\ttarget = new Vector2();\n\n\t\t}\n\n\t\treturn target.copy( point ).clamp( this.min, this.max );\n\n\t},\n\n\tdistanceToPoint: function ( point ) {\n\n\t\tconst clampedPoint = _vector$7.copy( point ).clamp( this.min, this.max );\n\t\treturn clampedPoint.sub( point ).length();\n\n\t},\n\n\tintersect: function ( box ) {\n\n\t\tthis.min.max( box.min );\n\t\tthis.max.min( box.max );\n\n\t\treturn this;\n\n\t},\n\n\tunion: function ( box ) {\n\n\t\tthis.min.min( box.min );\n\t\tthis.max.max( box.max );\n\n\t\treturn this;\n\n\t},\n\n\ttranslate: function ( offset ) {\n\n\t\tthis.min.add( offset );\n\t\tthis.max.add( offset );\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( box ) {\n\n\t\treturn box.min.equals( this.min ) && box.max.equals( this.max );\n\n\t}\n\n} );\n\nconst _startP = new Vector3();\nconst _startEnd = new Vector3();\n\nfunction Line3( start, end ) {\n\n\tthis.start = ( start !== undefined ) ? start : new Vector3();\n\tthis.end = ( end !== undefined ) ? end : new Vector3();\n\n}\n\nObject.assign( Line3.prototype, {\n\n\tset: function ( start, end ) {\n\n\t\tthis.start.copy( start );\n\t\tthis.end.copy( end );\n\n\t\treturn this;\n\n\t},\n\n\tclone: function () {\n\n\t\treturn new this.constructor().copy( this );\n\n\t},\n\n\tcopy: function ( line ) {\n\n\t\tthis.start.copy( line.start );\n\t\tthis.end.copy( line.end );\n\n\t\treturn this;\n\n\t},\n\n\tgetCenter: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Line3: .getCenter() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\treturn target.addVectors( this.start, this.end ).multiplyScalar( 0.5 );\n\n\t},\n\n\tdelta: function ( target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Line3: .delta() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\treturn target.subVectors( this.end, this.start );\n\n\t},\n\n\tdistanceSq: function () {\n\n\t\treturn this.start.distanceToSquared( this.end );\n\n\t},\n\n\tdistance: function () {\n\n\t\treturn this.start.distanceTo( this.end );\n\n\t},\n\n\tat: function ( t, target ) {\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Line3: .at(
109) target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\treturn this.delta( target ).multiplyScalar( t ).add( this.start );\n\n\t},\n\n\tclosestPointToPointParameter: function ( point, clampToLine ) {\n\n\t\t_startP.subVectors( point, this.start );\n\t\t_startEnd.subVectors( this.end, this.start );\n\n\t\tconst startEnd2 = _startEnd.dot( _startEnd );\n\t\tconst startEnd_startP = _startEnd.dot( _startP );\n\n\t\tlet t = startEnd_startP / startEnd2;\n\n\t\tif ( clampToLine ) {\n\n\t\t\tt = MathUtils.clamp( t, 0, 1 );\n\n\t\t}\n\n\t\treturn t;\n\n\t},\n\n\tclosestPointToPoint: function ( point, clampToLine, target ) {\n\n\t\tconst t = this.closestPointToPointParameter( point, clampToLine );\n\n\t\tif ( target === undefined ) {\n\n\t\t\tconsole.warn( 'THREE.Line3: .closestPointToPoint() target is now required' );\n\t\t\ttarget = new Vector3();\n\n\t\t}\n\n\t\treturn this.delta( target ).multiplyScalar( t ).add( this.start );\n\n\t},\n\n\tapplyMatrix4: function ( matrix ) {\n\n\t\tthis.start.applyMatrix4( matrix );\n\t\tthis.end.applyMatrix4( matrix );\n\n\t\treturn this;\n\n\t},\n\n\tequals: function ( line ) {\n\n\t\treturn line.start.equals( this.start ) && line.end.equals( this.end );\n\n\t}\n\n} );\n\nfunction ImmediateRenderObject( material ) {\n\n\tObject3D.call( this );\n\n\tthis.material = material;\n\tthis.render = function ( /* renderCallback */ ) {};\n\n\tthis.hasPositions = false;\n\tthis.hasNormals = false;\n\tthis.hasColors = false;
109\n\tthis.hasUvs = false;\n\n\tthis.positionArray = null;\n\tthis.normalArray = null;\n\tthis.colorArray = null;\n\tthis.uvArray = null;\n\n\tthis.count = 0;\n\n}\n\nImmediateRenderObject.prototype = Object.create( Object3D.prototype );\nImmediateRenderObject.prototype.constructor = ImmediateRenderObject;\n\nImmediateRenderObject.prototype.isImmediateRenderObject = true;\n\nconst _vector$8 = new Vector3();\n\nfunction SpotLightHelper( light, color ) {\n\n\tObject3D.call( this );\n\n\tthis.light = light;\n\tthis.light.updateMatrixWorld();\n\n\tthis.matrix = light.matrixWorld;\n\tthis.matrixAutoUpdate = false;\n\n\tthis.color = color;\n\n\tconst geometry = new BufferGeometry();\n\n\tconst positions = [\n\t\t0, 0, 0, \t0, 0, 1,\n\t\t0, 0, 0, \t1, 0, 1,\n\t\t0, 0, 0,\t- 1, 0, 1,\n\t\t0, 0, 0, \t0, 1, 1,\n\t\t0, 0, 0, \t0, - 1, 1\n\t];\n\n\tfor ( let i = 0, j = 1, l = 32; i < l; i ++, j ++ ) {\n\n\t\tconst p1 = ( i / l ) * Math.PI * 2;\n\t\tconst p2 = ( j / l ) * Math.PI * 2;\n\n\t\tpositions.push(\n\t\t\tMath.cos( p1 ), Math.sin( p1 ), 1,\n\t\t\tMath.cos( p2 ), Math.sin( p2 ), 1\n\t\t);\n\n\t}\n\n\tgeometry.setAttribute( 'position', new Float32BufferAttribute( positions, 3 ) );\n\n\tconst material = new LineBasicMaterial( { fog: false, toneMapped: false } );\n\n\tthis.cone = new LineSegments( geometry, material );\n\tthis.add( this.cone );\n\n\tthis.update();\n\n}\n\nSpotLightHelper.prototype = Object.create( Object3D.prototype );\nSpotLightHelper.prototype.constructor = SpotLightHelper;\n\nSpotLightHelper.prototype.dispose = function () {\n\n\tthis.cone.geometry.dispose();\n\tthis.cone.material.dispose();\n\n};\n\nSpotLightHelper.prototype.update = function () {\n\n\tthis.light.updateMatrixWorld();\n\n\tconst coneLength = this.light.distance ? this.light.distance : 1000;\n\tconst coneWidth = coneLength * Math.tan( this.light.angle );\n\n\tthis.cone.scale.set( coneWidth, coneWidth, coneLength );\n\n\t_vector$8.setFromMatrixPosition( this.light.target.matrixWorld );\n\n\tthis.cone.lookAt( _vector$8 );\n\n\tif ( this.color !== undefined ) {\n\n\t\tthis.cone.material.color.set( this.color );\n\n\t} else {\n\n\t\tthis.cone.material.color.copy( this.light.color );\n\n\t}\n\n};\n\nconst _vector$9 = new Vector3();\nconst _boneMatrix = new Matrix4();\nconst _matrixWorldInv = new Matrix4();\n\nfunction getBoneList( object ) {\n\n\tconst boneList = [];\n\n\tif ( object && object.isBone ) {\n\n\t\tboneList.push( object );\n\n\t}\n\n\tfor ( let i = 0; i < object.children.length; i ++ ) {\n\n\t\tboneList.push.apply( boneList, getBoneList( object.children[ i ] ) );\n\n\t}\n\n\treturn boneList;\n\n}\n\nfunction SkeletonHelper( object ) {\n\n\tconst bones = getBoneList( object );\n\n\tconst geometry = new BufferGeometry();\n\n\tconst vertices = [];\n\tconst colors = [];\n\n\tconst color1 = new Color( 0, 0, 1 );\n\tconst color2 = new Color( 0, 1, 0 );\n\n\tfor ( let i = 0; i < bones.length; i ++ ) {\n\n\t\tconst bone = bones[ i ];\n\n\t\tif ( bone.parent && bone.parent.isBone ) {\n\n\t\t\tvertices.push( 0, 0, 0 );\n\t\t\tvertices.push( 0, 0, 0 );\n\t\t\tcolors.push( color1.r, color1.g, color1.b );\n\t\t\tcolors.push( color2.r, color2.g, color2.b );\n\n\t\t}\n\n\t}\n\n\tgeometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tgeometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );\n\n\tconst material = new LineBasicMaterial( { vertexColors: true, depthTest: false, depthWrite: false, toneMapped: false, transparent: true } );\n\n\tLineSegments.call( this, geometry, material );\n\n\tthis.type = 'SkeletonHelper';\n\n\tthis.root = object;\n\tthis.bones = bones;\n\n\tthis.matrix = object.matrixWorld;\n\tthis.matrixAutoUpdate = false;\n\n}\n\nSkeletonHelper.prototype = Object.create( LineSegments.prototype );\nSkeletonHelper.prototype.constructor = SkeletonHelper;\n\nSkeletonHelper.prototype.isSkeletonHelper = true;\n\nSkeletonHelper.prototype.updateMatrixWorld = function ( force ) {\n\n\tconst bones = this.bones;\n\n\tconst geometry = this.geometry;\n\tconst position = geometry.getAttribute( 'position' );\n\n\t_matrixWorldInv.getInverse( this.root.matrixWorld );\n\n\tfor ( let i = 0, j = 0; i < bones.length; i ++ ) {\n\n\t\tconst bone = bones[ i ];\n\n\t\tif ( bone.parent && bone.parent.isBone ) {\n\n\t\t\t_boneMatrix.multiplyMatrices( _matrixWorldInv, bone.matrixWorld );\n\t\t\t_vector$9.setFromMatrixPosition( _boneMatrix );\n\t\t\tposition.setXYZ( j, _vector$9.x, _vector$9.y, _vector$9.z );\n\n\t\t\t_boneMatrix.multiplyMatrices( _matrixWorldInv, bone.parent.matrixWorld );\n\t\t\t_vector$9.setFromMatrixPosition( _boneMatrix );\n\t\t\tposition.setXYZ( j + 1, _vector$9.x, _vector$9.y, _vector$9.z );\n\n\t\t\tj += 2;\n\n\t\t}\n\n\t}\n\n\tgeometry.getAttribute( 'position' ).needsUpdate = true;\n\n\tObject3D.prototype.updateMatrixWorld.call( this, force );\n\n};\n\nfunction PointLightHelper( light, sphereSize, color ) {\n\n\tthis.light = light;\n\tthis.light.updateMatrixWorld();\n\n\tthis.color = color;\n\n\tconst geometry = new SphereBufferGeometry( sphereSize, 4, 2 );\n\tconst material = new MeshBasicMaterial( { wireframe: true, fog: false, toneMapped: false } );\n\n\tMesh.call( this, geometry, material );\n\n\tthis.type = 'PointLightHelper';\n\n\tthis.matrix = this.light.matrixWorld;\n\tthis.matrixAutoUpdate = false;\n\n\tthis.update();\n\n\n\t/*\n\tconst distanceGeometry = new THREE.IcosahedronBufferGeometry( 1, 2 );\n\tconst distanceMaterial = new THREE.MeshBasicMaterial( { color: hexColor, fog: false, wireframe: true, op
109acity: 0.1, transparent: true } );\n\n\tthis.lightSphere = new THREE.Mesh( bulbGeometry, bulbMaterial );\n\tthis.lightDistance = new THREE.Mesh( distanceGeometry, distanceMaterial );\n\n\tconst d = light.distance;\n\n\tif ( d === 0.0 ) {\n\n\t\tthis.lightDistance.visible = false;\n\n\t} else {\n\n\t\tthis.lightDistance.scale.set( d, d, d );\n\n\t}\n\n\tthis.add( this.lightDistance );\n\t*/\n\n}\n\nPointLightHelper.prototype = Object.create( Mesh.prototype );\nPointLightHelper.prototype.constructor = PointLightHelper;\n\nPointLightHelper.prototype.dispose = function () {\n\n\tthis.geometry.dispose();\n\tthis.material.dispose();\n\n};\n\nPointLightHelper.prototype.update = function () {\n\n\tif ( this.color !== undefined ) {\n\n\t\tthis.material.color.set( this.color );\n\n\t} else {\n\n\t\tthis.material.color.copy( this.light.color );\n\n\t}\n\n\t/*\n\tconst d = this.light.distance;\n\n\tif ( d === 0.0 ) {\n\n\t\tthis.lightDistance.visible = false;\n\n\t} else {\n\n\t\tthis.lightDistance.visible = true;\n\t\tthis.lightDistance.scale.set( d, d, d );\n\n\t}\n\t*/\n\n};\n\nconst _vector$a = new Vector3();\nconst _color1 = new Color();\nconst _color2 = new Color();\n\nfunction HemisphereLightHelper( light, size, color ) {\n\n\tObject3D.call( this );\n\n\tthis.light = light;\n\tthis.light.updateMatrixWorld();\n\n\tthis.matrix = light.matrixWorld;\n\tthis.matrixAutoUpdate = false;\n\n\tthis.color = color;\n\n\tconst geometry = new OctahedronBufferGeometry( size );\n\tgeometry.rotateY( Math.PI * 0.5 );\n\n\tthis.material = new MeshBasicMaterial( { wireframe: true, fog: false, toneMapped: false } );\n\tif ( this.color === undefined ) this.material.vertexColors = true;\n\n\tconst position = geometry.getAttribute( 'position' );\n\tconst colors = new Float32Array( position.count * 3 );\n\n\tgeometry.setAttribute( 'color', new BufferAttribute( colors, 3 ) );\n\n\tthis.add( new Mesh( geometry, this.material ) );\n\n\tthis.update();\n\n}\n\nHemisphereLightHelper.prototype = Object.create( Object3D.prototype );\nHemisphereLightHelper.prototype.constructor = HemisphereLightHelper;\n\nHemisphereLightHelper.prototype.dispose = function () {\n\n\tthis.children[ 0 ].geometry.dispose();\n\tthis.children[ 0 ].material.dispose();\n\n};\n\nHemisphereLightHelper.prototype.update = function () {\n\n\tconst mesh = this.children[ 0 ];\n\n\tif ( this.color !== undefined ) {\n\n\t\tthis.material.color.set( this.color );\n\n\t} else {\n\n\t\tconst colors = mesh.geometry.getAttribute( 'color' );\n\n\t\t_color1.copy( this.light.color );\n\t\t_color2.copy( this.light.groundColor );\n\n\t\tfor ( let i = 0, l = colors.count; i < l; i ++ ) {\n\n\t\t\tconst color = ( i < ( l / 2 ) ) ? _color1 : _color2;\n\n\t\t\tcolors.setXYZ( i, color.r, color.g, color.b );\n\n\t\t}\n\n\t\tcolors.needsUpdate = true;\n\n\t}\n\n\tmesh.lookAt( _vector$a.setFromMatrixPosition( this.light.matrixWorld ).negate() );\n\n};\n\nfunction GridHelper( size, divisions, color1, color2 ) {\n\n\tsize = size || 10;\n\tdivisions = divisions || 10;\n\tcolor1 = new Color( color1 !== undefined ? color1 : 0x444444 );\n\tcolor2 = new Color( color2 !== undefined ? color2 : 0x888888 );\n\n\tconst center = divisions / 2;\n\tconst step = size / divisions;\n\tconst halfSize = size / 2;\n\n\tconst vertices = [], colors = [];\n\n\tfor ( let i = 0, j = 0, k = - halfSize; i <= divisions; i ++, k += step ) {\n\n\t\tvertices.push( - halfSize, 0, k, halfSize, 0, k );\n\t\tvertices.push( k, 0, - halfSize, k, 0, halfSize );\n\n\t\tconst color = i === center ? color1 : color2;\n\n\t\tcolor.toArray( colors, j ); j += 3;\n\t\tcolor.toArray( colors, j ); j += 3;\n\t\tcolor.toArray( colors, j ); j += 3;\n\t\tcolor.toArray( colors, j ); j += 3;\n\n\t}\n\n\tconst geometry = new BufferGeometry();\n\tgeometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tgeometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );\n\n\tconst material = new LineBasicMaterial( { vertexColors: true, toneMapped: false } );\n\n\tLineSegments.call( this, geometry, material );\n\n\tthis.type = 'GridHelper';\n\n}\n\nGridHelper.prototype = Object.create( LineSegments.prototype );\nGridHelper.prototype.constructor = GridHelper;\n\nfunction PolarGridHelper( radius, radials, circles, divisions, color1, color2 ) {\n\n\tradiu
109s = radius || 10;\n\tradials = radials || 16;\n\tcircles = circles || 8;\n\tdivisions = divisions || 64;\n\tcolor1 = new Color( color1 !== undefined ? color1 : 0x444444 );\n\tcolor2 = new Color( color2 !== undefined ? color2 : 0x888888 );\n\n\tconst vertices = [];\n\tconst colors = [];\n\n\t// create the radials\n\n\tfor ( let i = 0; i <= radials; i ++ ) {\n\n\t\tconst v = ( i / radials ) * ( Math.PI * 2 );\n\n\t\tconst x = Math.sin( v ) * radius;\n\t\tconst z = Math.cos( v ) * radius;\n\n\t\tvertices.push( 0, 0, 0 );\n\t\tvertices.push( x, 0, z );\n\n\t\tconst color = ( i & 1 ) ? color1 : color2;\n\n\t\tcolors.push( color.r, color.g, color.b );\n\t\tcolors.push( color.r, color.g, color.b );\n\n\t}\n\n\t// create the circles\n\n\tfor ( let i = 0; i <= circles; i ++ ) {\n\n\t\tconst color = ( i & 1 ) ? color1 : color2;\n\n\t\tconst r = radius - ( radius / circles * i );\n\n\t\tfor ( let j = 0; j < divisions; j ++ ) {\n\n\t\t\t// first vertex\n\n\t\t\tlet v = ( j / divisions ) * ( Math.PI * 2 );\n\n\t\t\tlet x = Math.sin( v ) * r;\n\t\t\tlet z = Math.cos( v ) * r;\n\n\t\t\tvertices.push( x, 0, z );\n\t\t\tcolors.push( color.r, color.g, color.b );\n\n\t\t\t// second vertex\n\n\t\t\tv = ( ( j + 1 ) / divisions ) * ( Math.PI * 2 );\n\n\t\t\tx = Math.sin( v ) * r;
109\n\t\t\tz = Math.cos( v ) * r;\n\n\t\t\tvertices.push( x, 0, z );\n\t\t\tcolors.push( color.r, color.g, color.b );\n\n\t\t}\n\n\t}\n\n\tconst geometry = new BufferGeometry();\n\tgeometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tgeometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );\n\n\tconst material = new LineBasicMaterial( { vertexColors: true, toneMapped: false } );\n\n\tLineSegments.call( this, geometry, material );\n\n\tthis.type = 'PolarGridHelper';\n\n}\n\nPolarGridHelper.prototype = Object.create( LineSegments.prototype );\nPolarGridHelper.prototype.constructor = PolarGridHelper;\n\nconst _v1$5 = new Vector3();\nconst _v2$3 = new Vector3();\nconst _v3$1 = new Vector3();\n\nfunction DirectionalLightHelper( light, size, color ) {\n\n\tObject3D.call( this );\n\n\tthis.light = light;\n\tthis.light.updateMatrixWorld();\n\n\tthis.matrix = light.matrixWorld;\n\tthis.matrixAutoUpdate = false;\n\n\tthis.color = color;\n\n\tif ( size === undefined ) size = 1;\n\n\tlet geometry = new BufferGeometry();\n\tgeometry.setAttribute( 'position', new Float32BufferAttribute( [\n\t\t- size, size, 0,\n\t\tsize, size, 0,\n\t\tsize, - size, 0,\n\t\t- size, - size, 0,\n\t\t- size, size, 0\n\t], 3 ) );\n\n\tconst material = new LineBasicMaterial( { fog: false, toneMapped: false } );\n\n\tthis.lightPlane = new Line( geometry, material );\n\tthis.add( this.lightPlane );\n\n\tgeometry = new BufferGeometry();\n\tgeometry.setAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 0, 0, 1 ], 3 ) );\n\n\tthis.targetLine = new Line( geometry, material );\n\tthis.add( this.targetLine );\n\n\tthis.update();\n\n}\n\nDirectionalLightHelper.prototype = Object.create( Object3D.prototype );\nDirectionalLightHelper.prototype.constructor = DirectionalLightHelper;\n\nDirectionalLightHelper.prototype.dispose = function () {\n\n\tthis.lightPlane.geometry.dispose();\n\tthis.lightPlane.material.dispose();\n\tthis.targetLine.geometry.dispose();\n\tthis.targetLine.material.dispose();\n\n};\n\nDirectionalLightHelper.prototype.update = function () {\n\n\t_v1$5.setFromMatrixPosition( this.light.matrixWorld );\n\t_v2$3.setFromMatrixPosition( this.light.target.matrixWorld );\n\t_v3$1.subVectors( _v2$3, _v1$5 );\n\n\tthis.lightPlane.lookAt( _v2$3 );\n\n\tif ( this.color !== undefined ) {\n\n\t\tthis.lightPlane.material.color.set( this.color );\n\t\tthis.targetLine.material.color.set( this.color );\n\n\t} else {\n\n\t\tthis.lightPlane.material.color.copy( this.light.color );\n\t\tthis.targetLine.material.color.copy( this.light.color );\n\n\t}\n\n\tthis.targetLine.lookAt( _v2$3 );\n\tthis.targetLine.scale.z = _v3$1.length();\n\n};\n\nconst _vector$b = new Vector3();\nconst _camera = new Camera();\n\n/**\n *\t- shows frustum, line of sight and up of the camera\n *\t- suitable for fast updates\n * \t- based on frustum visualization in lightgl.js shadowmap example\n *\t\thttp://evanw.github.com/lightgl.js/tests/shadowmap.html\n */\n\nfunction CameraHelper( camera ) {\n\n\tconst geometry = new BufferGeometry();\n\tconst material = new LineBasicMaterial( { color: 0xffffff, vertexColors: true, toneMapped: false } );\n\n\tconst vertices = [];\n\tconst colors = [];\n\n\tconst pointMap = {};\n\n\t// colors\n\n\tconst colorFrustum = new Color( 0xffaa00 );\n\tconst colorCone = new Color( 0xff0000 );\n\tconst colorUp = new Color( 0x00aaff );\n\tconst colorTarget = new Color( 0xffffff );\n\tconst colorCross = new Color( 0x333333 );\n\n\t// near\n\n\taddLine( 'n1', 'n2', colorFrustum );\n\taddLine( 'n2', 'n4', colorFrustum );\n\taddLine( 'n4', 'n3', colorFrustum );\n\taddLine( 'n3', 'n1', colorFrustum );\n\n\t// far\n\n\taddLine( 'f1', 'f2', colorFrustum );\n\taddLine( 'f2', 'f4', colorFrustum );\n\taddLine( 'f4', 'f3', colorFrustum );\n\taddLine( 'f3', 'f1', colorFrustum );\n\n\t// sides\n\n\taddLine( 'n1', 'f1', colorFrustum );\n\taddLine( 'n2', 'f2', colorFrustum );\n\taddLine( 'n3', 'f3', colorFrustum );\n\taddLine( 'n4', 'f4', colorFrustum );\n\n\t// cone\n\n\taddLine( 'p', 'n1', colorCone );\n\taddLine( 'p', 'n2', colorCone );\n\taddLine( 'p', 'n3', colorCone );\n\taddLine( 'p', 'n4', colorCone );\n\n\t// up\n\n\taddLine( 'u1', 'u2', colorUp );\n\taddLine( 'u2', 'u3', colorUp );\n\taddLine( 'u3', 'u1', colorUp );\n\n\t// target\n\n\taddLine( 'c', 't', colorTarget );\n\taddLine( 'p', 'c', colorCross );\n\n\t// cross\n\n\taddLine( 'cn1', 'cn2', colorCross );\n\taddLine( 'cn3', 'cn4', colorCross );\n\n\taddLine( 'cf1', 'cf2', colorCross );\n\taddLine( 'cf3', 'cf4', colorCross );\n\n\tfunction addLine( a, b, color ) {\n\n\t\taddPoint( a, color );\n\t\taddPoint( b, color );\n\n\t}\n\n\tfunction addPoint( id, color ) {\n\n\t\tvertices.push( 0, 0, 0 );\n\t\tcolors.push( color.r, color.g, color.b );\n\n\t\tif ( pointMap[ id ] === undefined ) {\n\n\t\t\tpointMap[ id ] = [];\n\n\t\t}\n\n\t\tpointMap[ id ].push( ( vertices.length / 3 ) - 1 );\n\n\t}\n\n\tgeometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tgeometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );\n\n\tLineSegments.call( this, geometry, material );\n\n\tthis.type = 'CameraHelper';\n\n\tthis.camera = camera;\n\tif ( this.camera.updateProjectionMatrix ) this.camera.updateProjectionMatrix();\n\n\tthis.matrix = camera.matrixWorld;\n\tthis.matrixAutoUpdate = false;\n\n\tthis.pointMap = pointMap;\n\n\tthis.update();\n\n}\n\nCameraHelper.prototype = Object.create( LineSegments.prototype );\nCameraHelper.prototype.constructor = CameraHelper;\n\nCameraHelper.prototype.update = function () {\n\n\tconst geometry = this.geometry;\n\tconst pointMap = this.pointMap;\n\n\tconst w = 1, h = 1;\n\n\t// we need just camera projection matrix inverse\n\t// world matrix must be identity\n\n\t_camera.projectionMatrixInverse.copy( this.camera.projectionMatrixInverse );\n\n\t// center / target\n\n\tsetPoint( 'c', pointMap, geometry, _camera, 0, 0, - 1 );\n\tsetPoint( 't', pointMap, geometry, _camera, 0, 0, 1 );\n\n\t// near\n\n\tsetPoint( 'n1', pointMap, geometry, _camera, - w, - h, - 1 );\n\tsetPoint( 'n2', pointMap, geometry, _camera, w, - h, - 1 );\n\tsetPoint( 'n3', pointMap, geometry, _camera, - w, h, - 1 );\n\tsetPoint( 'n4', pointMap, geometry, _camera, w, h, - 1 );\n\n\t// far\n\n\tsetPoint( 'f1', pointMap, geometry, _camera, - w, - h, 1 );\n\tsetPoint( 'f2', pointMap, geometry, _camera, w, - h, 1 );\n\tsetPoint( 'f3', pointMap, geometry, _camera, - w, h, 1 );\n\tsetPoint( 'f4', pointMap, geometry, _camera, w, h, 1 );\n\n\t// up\n\n\tsetPoint( 'u1', pointMap, geometry, _camera, w * 0.7, h * 1.1, - 1 );\n\tsetPoint( 'u2', pointMap, geometry, _camera, - w * 0.7, h * 1.1, - 1 );\n\tsetPoint( 'u3', pointMap, geometry, _camera, 0, h * 2, - 1 );\n\n\t// cross\n\n\tsetPoint( 'cf1', pointMap, geometry, _camera, - w, 0, 1 );\n\tsetPoint( 'cf2', pointMap, geometry, _camera, w, 0, 1 );\n\tsetPoint( 'cf3', pointMap, geometry, _camera, 0, - h, 1 );\n\tsetPoint( 'cf4', pointMap, geometry, _camera, 0, h, 1 );\n\n\tsetPoint( 'cn1', pointMap, geometry, _camera, - w, 0, - 1 );\n\tsetPoint( 'cn2', pointMap, geometry, _camera, w, 0, - 1 );\n\tsetPoint( 'cn3', pointMap, geometry, _camera, 0, - h, - 1 );\n\tsetPoint( 'cn4', pointMap, geometry, _camera, 0, h, - 1 );\n\n\tgeometry.getAttribute( 'position' ).needsUpdate = true;\n\n};\n\nfunction setPoint( point, pointMap, geometry, camera, x, y, z ) {\n\n\t_vector$b.set( x, y, z ).unproject( camera );\n\n\tconst points = pointMap[ point ];\n\n\tif ( points !== undefined ) {\n\n\t\tconst position = geometry.getAttribute( 'position' );\n\n\t\tfor ( let i = 0, l = points.length; i < l; i ++ ) {\n\n\t\t\tposition.setXYZ( points[ i ], _vector$b.x, _vector$b.y, _vector$b.z );\n\n\t\t}\n\n\t}\n\n}\n\nconst _box$3 = new Box3();\n\nfunction BoxHelper( object, color ) {\n\n\tthis.object = object;\n\n\tif ( color === undefined ) color = 0xffff00;\n\n\tconst indices = new Uint16Array( [ 0, 1, 1, 2, 2, 3, 3, 0, 4, 5, 5, 6, 6, 7, 7, 4, 0, 4, 1, 5, 2, 6, 3, 7 ] );\n\tconst positions = new Float32Array( 8 * 3 );\n\n\tconst geometry = new BufferGeometry();\n\tgeometry.setIndex( new BufferAttribute( indices, 1 ) );\n\tgeometry.setAttribute( 'position', new BufferAttribute( positions, 3 ) );\n\n\tLineSegments.call( this, geometry, new LineBasicMaterial( { color: color, toneMapped: false } ) );\n\n\tthis.type = 'BoxHelper';\n\n\tthis.matrixAutoUpdate = false;\n\n\tthis.update();\n\n}\n\nBoxHelper.prototype = Object.create( LineSegments.prototype );\nBoxHelper.prototype.constructor = BoxHelper;\n\nBoxHelper.prototype.update = function ( object ) {\n\n\tif ( object !== undefined ) {\n\n\t\tconsole.warn( 'THREE.BoxHelper: .update(
109) has no longer arguments.' );\n\n\t}\n\n\tif ( this.object !== undefined ) {\n\n\t\t_box$3.setFromObject( this.object );\n\n\t}\n\n\tif ( _box$3.isEmpty() ) return;\n\n\tconst min = _box$3.min;\n\tconst max = _box$3.max;\n\n\t/*\n\t 5____4\n\t1/___0/|\n\t| 6__|_7\n\t2/___3/\n\n\t0: max.x, max.y, max.z\n\t1: min.x, max.y, max.z\n\t2: min.x, min.y, max.z\n\t3: max.x, min.y, max.z\n\t4: max.x, max.y, min.z\n\t5: min.x, max.y, min.z\n\t6: min.x, min.y, min.z\n\t7: max.x, min.y, min.z\n\t*/\n\n\tconst position = this.geometry.attributes.position;\n\tconst array = position.array;\n\n\tarray[ 0 ] = max.x; array[ 1 ] = max.y; array[ 2 ] = max.z;\n\tarray[ 3 ] = min.x; array[ 4 ] = max.y; array[ 5 ] = max.z;\n\tarray[ 6 ] = min.x; array[ 7 ] = min.y; array[ 8 ] = max.z;\n\tarray[ 9 ] = max.x; array[ 10 ] = min.y; array[ 11 ] = max.z;\n\tarray[ 12 ] = max.x; array[ 13 ] = max.y; array[ 14 ] = min.z;\n\tarray[ 15 ] = min.x; array[ 16 ] = max.y; array[ 17 ] = min.z;\n\tarray[ 18 ] = min.x; array[ 19 ] = min.y; array[ 20 ] = min.z;\n\tarray[ 21 ] = max.x; array[ 22 ] = min.y; array[ 23 ] = min.z;\n\n\tposition.needsUpdate = true;\n\n\tthis.geometry.computeBoundingSphere();\n\n\n};\n\nBoxHelper.prototype.setFromObject = function ( object ) {\n\n\tthis.object = object;\n\tthis.update();\n\n\treturn this;\n\n};\n\nBoxHelper.prototype.copy = function ( source ) {\n\n\tLineSegments.prototype.copy.call( this, source );\n\n\tthis.object = source.object;\n\n\treturn this;\n\n};\n\nfunction Box3Helper( box, color ) {\n\n\tthis.type = 'Box3Helper';\n\n\tthis.box = box;\n\n\tif ( color === undefined ) color = 0xffff00;\n\n\tconst indices = new Uint16Array( [ 0, 1, 1, 2, 2, 3, 3, 0, 4, 5, 5, 6, 6, 7, 7, 4, 0, 4, 1, 5, 2, 6, 3, 7 ] );\n\n\tconst positions = [ 1, 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, - 1, 1, 1, 1, - 1, - 1, 1, - 1, - 1, - 1, - 1, 1, - 1, - 1 ];\n\n\tconst geometry = new BufferGeometry();\n\n\tgeometry.setIndex( new BufferAttribute( indices, 1 ) );\n\n\tgeometry.setAttribute( 'position', new Float32BufferAttribute( positions, 3 ) );\n\n\tLineSegments.call( this, geometry, new LineBasicMaterial( { color: color, toneMapped: false } ) );\n\n\tthis.type = 'Box3Helper';\n\n\tthis.geometry.computeBoundingSphere();\n\n}\n\nBox3Helper.prototype = Object.create( LineSegments.prototype );\nBox3Helper.prototype.constructor = Box3Helper;\n\nBox3Helper.prototype.updateMatrixWorld = function ( force ) {\n\n\tconst box = this.box;\n\n\tif ( box.isEmpty() ) return;\n\n\tbox.getCenter( this.position );\n\n\tbox.getSize( this.scale );\n\n\tthis.scale.multiplyScalar( 0.5 );\n\n\tObject3D.prototype.updateMatrixWorld.call( this, force );\n\n};\n\nfunction PlaneHelper( plane, size, hex ) {\n\n\tthis.plane = plane;\n\n\tthis.size = ( size === undefined ) ? 1 : size;\n\n\tconst color = ( hex !== undefined ) ? hex : 0xffff00;\n\n\tconst positions = [ 1, - 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, - 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0 ];\n\n\tconst geometry = new BufferGeometry();\n\tgeometry.setAttribute( 'position', new Float32BufferAttribute( positions, 3 ) );\n\tgeometry.computeBoundingSphere();\n\n\tLine.call( this, geometry, new LineBasicMaterial( { color: color, toneMapped: false } ) );\n\n\tthis.type = 'PlaneHelper';\n\n\t//\n\n\tconst positions2 = [ 1, 1, 1, - 1, 1, 1, - 1, - 1, 1, 1, 1, 1, - 1, - 1, 1, 1, - 1, 1 ];\n\n\tconst geometry2 = new BufferGeometry();\n\tgeometry2.setAttribute( 'position', new Float32BufferAttribute( positions2, 3 ) );\n\tgeometry2.computeBoundingSphere();\n\n\tthis.add( new Mesh( geometry2, new MeshBasicMaterial( { color: color, opacity: 0.2, transparent: true, depthWrite: false, toneMapped: false } ) ) );\n\n}\n\nPlaneHelper.prototype = Object.create( Line.prototype );\nPlaneHelper.prototype.constructor = PlaneHelper;\n\nPlaneHelper.prototype.updateMatrixWorld = function ( force ) {\n\n\tlet scale = - this.plane.constant;\n\n\tif ( Math.abs( scale ) < 1e-8 ) scale = 1e-8; // sign does not matter\n\n\tthis.scale.set( 0.5 * this.size, 0.5 * this.size, scale );\n\n\tthis.children[ 0 ].material.side = ( scale < 0 ) ? BackSide : FrontSide; // renderer flips side when determinant < 0; flipping not wanted here\n\n\tthis.lookAt( this.plane.normal );\n\n\tObject3D.prototype.updateMatrixWorld.call( this, force );\n\n};\n\nconst _axis = new Vector3();\nlet _lineGeometry, _coneGeometry;\n\nfunction ArrowHelper( dir, origin, length, color, headLength, headWidth ) {\n\n\t// dir is assumed to be normalized\n\n\tObject3D.call( this );\n\n\tthis.type = 'ArrowHelper';\n\n\tif ( dir === undefined ) dir = new Vector3( 0, 0, 1 );\n\tif ( origin === undefined ) origin = new Vector3( 0, 0, 0 );\n\tif ( length === undefined ) length = 1;\n\tif ( color === undefined ) color = 0xffff00;\n\tif ( headLength === undefined ) headLength = 0.2 * length;\n\tif ( headWidth === undefined ) headWidth = 0.2 * headLength;\n\n\tif ( _lineGeometry === undefined ) {\n\n\t\t_lineGeometry = new BufferGeometry();\n\t\t_lineGeometry.setAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 0, 1, 0 ], 3 ) );\n\n\t\t_coneGeometry = new CylinderBufferGeometry( 0, 0.5, 1, 5, 1 );\n\t\t_coneGeometry.translate( 0, - 0.5, 0 );\n\n\t}\n\n\tthis.position.copy( origin );\n\n\tthis.line = new Line( _lineGeometry, new LineBasicMaterial( { color: color, toneMapped: false } ) );\n\tthis.line.matrixAutoUpdate = false;\n\tthis.add( this.line );\n\n\tthis.cone = new Mesh( _coneGeometry, new MeshBasicMaterial( { color: color, toneMapped: false } ) );\n\tthis.cone.matrixAutoUpdate = false;\n\tthis.add( this.cone );\n\n\tthis.setDirection( dir );\n\tthis.setLength( length, headLength, headWidth );\n\n}\n\nArrowHelper.prototype = Object.create( Object3D.prototype );\nArrowHelper.prototype.constructor = ArrowHelper;\n\nArrowHelper.prototype.setDirection = function ( dir ) {\n\n\t// dir is assumed to be normalized\n\n\tif ( dir.y > 0.99999 ) {\n\n\t\tthis.quaternion.set( 0, 0, 0, 1 );\n\n\t} else if ( dir.y < - 0.99999 ) {\n\n\t\tthis.quaternion.set( 1, 0, 0, 0 );\n\n\t} else {\n\n\t\t_axis.set( dir.z, 0, - dir.x ).normalize();\n\n\t\tconst radians = Math.acos( dir.y );\n\n\t\tthis.quaternion.setFromAxisAngle( _axis, radians );\n\n\t}\n\n};\n\nArrowHelper.prototype.setLength = function ( length, headLength, headWidth ) {\n\n\tif ( headLength === undefined ) headLength = 0.2 * length;\n\tif ( headWidth === undefined ) headWidth = 0.2 * headLength;\n\n\tthis.line.scale.set( 1, Math.max( 0.0001, length - headLength ), 1 ); // see #17458\n\tthis.line.updateMatrix();\n\n\tthis.cone.scale.set( headWidth, headLength, headWidth );\n\tthis.cone.position.y = length;\n\tthis.cone.updateMatrix();\n\n};\n\nArrowHelper.prototype.setColor = function ( color ) {\n\n\tthis.line.material.color.set( color );\n\tthis.cone.material.color.set( color );\n\n};\n\nArrowHelper.prototype.copy = function ( source ) {\n\n\tObject3D.prototype.copy.call( this, source, false );\n\n\tthis.line.copy( source.line );\n\tthis.cone.copy( source.cone );\n\n\treturn this;\n\n};\n\nfunction AxesHelper( size ) {\n\n\tsize = size || 1;\n\n\tconst vertices = [\n\t\t0, 0, 0,\tsize, 0, 0,\n\t\t0, 0, 0,\t0, size, 0,\n\t\t0, 0, 0,\t0, 0, size\n\t];\n\n\tconst colors = [\n\t\t1, 0, 0,\t1, 0.6, 0,\n\t\t0, 1, 0,\t0.6, 1, 0,\n\t\t0, 0, 1,\t0, 0.6, 1\n\t];\n\n\tconst geometry = new BufferGeometry();\n\tgeometry.setAttribute( 'position', new Float32BufferAttribute( vertices, 3 ) );\n\tgeometry.setAttribute( 'color', new Float32BufferAttribute( colors, 3 ) );\n\n\tconst material = new LineBasicMaterial( { vertexColors: true, toneMapped: false } );\n\n\tLineSegments.call( this, geometry, material );\n\n\tthis.type = 'AxesHelper';\n\n}\n\nAxesHelper.prototype = Object.create( LineSegments.prototype );\nAxesHelper.prototype.constructor = AxesHelper;\n\nconst LOD_MIN = 4;\nconst LOD_MAX = 8;\nconst SIZE_MAX = Math.pow( 2, LOD_MAX );\n\n// The standard deviations (radians) associated with the extra mips. These are\
109n// chosen to approximate a Trowbridge-Reitz distribution function times the\n// geometric shadowing function. These sigma values squared must match the\n// variance #defines in cube_uv_reflection_fragment.glsl.js.\nconst EXTRA_LOD_SIGMA = [ 0.125, 0.215, 0.35, 0.446, 0.526, 0.582 ];\n\nconst TOTAL_LODS = LOD_MAX - LOD_MIN + 1 + EXTRA_LOD_SIGMA.length;\n\n// The maximum length of the blur for loop. Smaller sigmas will use fewer\n// samples and exit early, but not recompile the shader.\nconst MAX_SAMPLES = 20;\n\nconst ENCODINGS = {\n\t[ LinearEncoding ]: 0,\n\t[ sRGBEncoding ]: 1,\n\t[ RGBEEncoding ]: 2,\n\t[ RGBM7Encoding ]: 3,\n\t[ RGBM16Encoding ]: 4,\n\t[ RGBDEncoding ]: 5,\n\t[ GammaEncoding ]: 6\n};\n\nconst _flatCamera = new OrthographicCamera();\nconst { _lodPlanes, _sizeLods, _sigmas } = _createPlanes();\nlet _oldTarget = null;\n\n// Golden Ratio\nconst PHI = ( 1 + Math.sqrt( 5 ) ) / 2;\nconst INV_PHI = 1 / PHI;\n\n// Vertices of a dodecahedron (except the opposites, which represent the\n// same axis), used as axis directions evenly spread on a sphere.\nconst _axisDirections = [\n\tnew Vector3( 1, 1, 1 ),\n\tnew Vector3( - 1, 1, 1 ),\n\tnew Vector3( 1, 1, - 1 ),\n\tnew Vector3( - 1, 1, - 1 ),\n\tnew Vector3( 0, PHI, INV_PHI ),\n\tnew Vector3( 0, PHI, - INV_PHI ),\n\tnew Vector3( INV_PHI, 0, PHI ),\n\tnew Vector3( - INV_PHI, 0, PHI ),\n\tnew Vector3( PHI, INV_PHI, 0 ),\n\tnew Vector3( - PHI, INV_PHI, 0 ) ];\n\n/**\n * This class generates a Prefiltered, Mipmapped Radiance Environment Map\n * (PMREM) from a cubeMap environment texture. This allows different levels of\n * blur to be quickly accessed based on material roughness. It is packed into a\n * special CubeUV format that allows us to perform custom interpolation so that\n * we can support nonlinear formats such as RGBE. Unlike a traditional mipmap\n * chain, it only goes down to the LOD_MIN level (above), and then creates extra\n * even more filtered 'mips' at the same LOD_MIN resolution, associated with\n * higher roughness levels. In this way we maintain resolution to smoothly\n * interpolate diffuse lighting while limiting sampling computation.\n */\n\nfunction PMREMGenerator( renderer ) {\n\n\tthis._renderer = renderer;\n\tthis._pingPongRenderTarget = null;\n\n\tthis._blurMaterial = _getBlurShader( MAX_SAMPLES );\n\tthis._equirectShader = null;\n\tthis._cubemapShader = null;\n\n\tthis._compileMaterial( this._blurMaterial );\n\n}\n\nPMREMGenerator.prototype = {\n\n\tconstructor: PMREMGenerator,\n\n\t/**\n\t * Generates a PMREM from a supplied Scene, which can be faster than using an\n\t * image if networking bandwidth is low. Optional sigma specifies a blur radius\n\t * in radians to be applied to the scene before PMREM generation. Optional near\n\t * and far planes ensure the scene is rendered in its entirety (the cubeCamera\n\t * is placed at the origin).\n\t */\n\tfromScene: function ( scene, sigma = 0, near = 0.1, far = 100 ) {\n\n\t\t_oldTarget = this._renderer.getRenderTarget();\n\t\tconst cubeUVRenderTarget = this._allocateTargets();\n\n\t\tthis._sceneToCubeUV( scene, near, far, cubeUVRenderTarget );\n\t\tif ( sigma > 0 ) {\n\n\t\t\tthis._blur( cubeUVRenderTarget, 0, 0, sigma );\n\n\t\t}\n\n\t\tthis._applyPMREM( cubeUVRenderTarget );\n\t\tthis._cleanup( cubeUVRenderTarget );\n\n\t\treturn cubeUVRenderTarget;\n\n\t},\n\n\t/**\n\t * Generates a PMREM from an equirectangular texture, which can be either LDR\n\t * (RGBFormat) or HDR (RGBEFormat). The ideal input image size is 1k (1024 x 512),\n\t * as this matches best with the 256 x 256 cubemap output.\n\t */\n\tfromEquirectangular: function ( equirectangular ) {\n\n\t\treturn this._fromTexture( equirectangular );\n\n\t},\n\n\t/**\n\t * Generates a PMREM from an cubemap texture, which can be either LDR\n\t * (RGBFormat) or HDR (RGBEFormat). The ideal input cube size is 256 x 256,\n\t * as this matches best with the 256 x 256 cubemap output.\n\t */\n\tfromCubemap: function ( cubemap ) {\n\n\t\treturn this._fromTexture( cubemap );\n\n\t},\n\n\t/**\n\t * Pre-compiles the cubemap shader. You can get faster start-up by invoking this method during\n\t * your texture's network fetch for increased concurrency.\n\t */\n\tcompileCubemapShader: function () {\n\n\t\tif ( this._cubemapShader === null ) {\n\n\t\t\tthis._cubemapShader = _getCubemapShader();\n\t\t\tthis._compileMaterial( this._cubemapShader );\n\n\t\t}\n\n\t},\n\n\t/**\n\t * Pre-compiles the equirectangular shader. You can get faster start-up by invoking this method during\n\t * your texture's network fetch for increased concurrency.\n\t */\n\tcompileEquirectangularShader: function () {\n\n\t\tif ( this._equirectShader === null ) {\n\n\t\t\tthis._equirectShader = _getEquirectShader();\n\t\t\tthis._compileMaterial( this._equirectShader );\n\n\t\t}\n\n\t},\n\n\t/**\n\t * Disposes of the PMREMGenerator's internal memory. Note that PMREMGenerator is a static class,\n\t * so you should not need more than one PMREMGenerator object. If you do, calling dispose() on\n\t * one of them will cause any others to also become unusable.\n\t */\n\tdispose: function () {\n\n\t\tthis._blurMaterial.dispose();\n\n\t\tif ( this._cubemapShader !== null ) this._cubemapShader.dispose();\n\t\tif ( this._equirectShader !== null ) this._equirectShader.dispose();\n\n\t\tfor ( let i = 0; i < _lodPlanes.length; i ++ ) {\n\n\t\t\t_lodPlanes[ i ].dispose();\n\n\t\t}\n\n\t},\n\n\t// private interface\n\n\t_cleanup: function ( outputTarget ) {\n\n\t\tthis._pingPongRenderTarget.dispose();\n\t\tthis._renderer.setRenderTarget( _oldTarget );\n\t\toutputTarget.scissorTest = false;\n\t\t_setViewport( outputTarget, 0, 0, outputTarget.width, outputTarget.height );\n\n\t},\n\n\t_fromTexture: function ( texture ) {\n\n\t\t_oldTarget = this._renderer.getRenderTarget();\n\t\tconst cubeUVRenderTarget = this._allocateTargets( texture );\n\t\tthis._textureToCubeUV( texture, cubeUVRenderTarget );\n\t\tthis._applyPMREM( cubeUVRenderTarget );\n\t\tthis._cleanup( cubeUVRenderTarget );\n\n\t\treturn cubeUVRenderTarget;\n\n\t},\n\n\t_allocateTargets: function ( texture ) { // warning: null texture is valid\n\n\t\tconst params = {\n\t\t\tmagFilter: NearestFilter,\n\t\t\tminFilter: NearestFilter,\n\t\t\tgenerateMipmaps: false,\n\t\t\ttype: UnsignedByteType,\n\t\t\tformat: RGBEFormat,\n\t\t\tencoding: _isLDR( texture ) ? texture.encoding : RGBEEncoding,\n\t\t\tdepthBuffer: false,\n\t\t\tstencilBuffer: false\n\t\t};\n\n\t\tconst cubeUVRenderTarget = _createRenderTarget( params );\n\t\tcubeUVRenderTarget.depthBuffer = texture ? false : true;\n\t\tthis._pingPongRenderTarget = _createRenderTarget( params );\n\t\treturn cubeUVRenderTarget;\n\n\t},\n\n\t_compileMaterial: function ( material ) {\n\n\t\tconst tmpMesh = new Mesh( _lodPlanes[ 0 ], material );\n\t\tthis._renderer.compile( tmpMesh, _flatCamera );\n\n\t},\n\n\t_sceneToCubeUV: function ( scene, near, far, cubeUVRenderTarget ) {\n\n\t\tconst fov = 90;\n\t\tconst aspect = 1;\n\t\tconst cubeCamera = new PerspectiveCamera( fov, aspect, near, far );\n\t\tconst upSign = [ 1, - 1, 1, 1, 1, 1 ];\n\t\tconst forwardSign = [ 1, 1, 1, - 1, - 1, - 1 ];\n\t\tconst renderer = this._renderer;\n\n\t\tconst outputEncoding = renderer.outputEncoding;\n\t\tconst toneMapping = renderer.toneMapping;\n\t\tconst clearColor = renderer.getClearColor();\n\t\tconst clearAlpha = renderer.getClearAlpha();\n\n\t\trenderer.toneMapping = NoToneMapping;\n\t\trenderer.outputEncoding = LinearEncoding;\n\n\t\tlet background = scene.background;\n\t\tif ( background && background.isColor ) {\n\n\t\t\tbackground.convertSRGBToLinear();\n\t\t\t// Convert linear to RGBE\n\t\t\tconst maxComponent = Math.max( background.r, background.g, background.b );\n\t\t\tconst fExp = Math.min( Math.max( Math.ceil( Math.log2( maxComponent ) ), - 128.0 ), 127.0 );\n\t\t\tbackground = background.multiplyScalar( Math.pow( 2.0, - fExp ) );
109\n\t\t\tconst alpha = ( fExp + 128.0 ) / 255.0;\n\t\t\trenderer.setClearColor( background, alpha );\n\t\t\tscene.background = null;\n\n\t\t}\n\n\t\tfor ( let i = 0; i < 6; i ++ ) {\n\n\t\t\tconst col = i % 3;\n\t\t\tif ( col == 0 ) {\n\n\t\t\t\tcubeCamera.up.set( 0, upSign[ i ], 0 );\n\t\t\t\tcubeCamera.lookAt( forwardSign[ i ], 0, 0 );\n\n\t\t\t} else if ( col == 1 ) {\n\n\t\t\t\tcubeCamera.up.set( 0, 0, upSign[ i ] );\n\t\t\t\tcubeCamera.lookAt( 0, forwardSign[ i ], 0 );\n\n\t\t\t} else {\n\n\t\t\t\tcubeCamera.up.set( 0, upSign[ i ], 0 );\n\t\t\t\tcubeCamera.lookAt( 0, 0, forwardSign[ i ] );\n\n\t\t\t}\n\n\t\t\t_setViewport( cubeUVRenderTarget,\n\t\t\t\tcol * SIZE_MAX, i > 2 ? SIZE_MAX : 0, SIZE_MAX, SIZE_MAX );\n\t\t\trenderer.setRenderTarget( cubeUVRenderTarget );\n\t\t\trenderer.render( scene, cubeCamera );\n\n\t\t}\n\n\t\trenderer.toneMapping = toneMapping;\n\t\trenderer.outputEncoding = outputEncoding;\n\t\trenderer.setClearColor( clearColor, clearAlpha );\n\n\t},\n\n\t_textureToCubeUV: function ( texture, cubeUVRenderTarget ) {\n\n\t\tconst renderer = this._renderer;\n\n\t\tif ( texture.isCubeTexture ) {\n\n\t\t\tif ( this._cubemapShader == null ) {\n\n\t\t\t\tthis._cubemapShader = _getCubemapShader();\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tif ( this._equirectShader == null ) {\n\n\t\t\t\tthis._equirectShader = _getEquirectShader();\n\n\t\t\t}\n\n\t\t}\n\n\t\tconst material = texture.isCubeTexture ? this._cubemapShader : this._equirectShader;\n\t\tconst mesh = new Mesh( _lodPlanes[ 0 ], material );\n\n\t\tconst uniforms = material.uniforms;\n\n\t\tuniforms[ 'envMap' ].value = texture;\n\n\t\tif ( ! texture.isCubeTexture ) {\n\n\t\t\tuniforms[ 'texelSize' ].value.set( 1.0 / texture.image.width, 1.0 / texture.image.height );\n\n\t\t}\n\n\t\tuniforms[ 'inputEncoding' ].value = ENCODINGS[ texture.encoding ];\n\t\tuniforms[ 'outputEncoding' ].value = ENCODINGS[ cubeUVRenderTarget.texture.encoding ];\n\n\t\t_setViewport( cubeUVRenderTarget, 0, 0, 3 * SIZE_MAX, 2 * SIZE_MAX );\n\n\t\trenderer.setRenderTarget( cubeUVRenderTarget );\n\t\trenderer.render( mesh, _flatCamera );\n\n\t},\n\n\t_applyPMREM: function ( cubeUVRenderTarget ) {\n\n\t\tconst renderer = this._renderer;\n\t\tconst autoClear = renderer.autoClear;\n\t\trenderer.autoClear = false;\n\n\t\tfor ( let i = 1; i < TOTAL_LODS; i ++ ) {\n\n\t\t\tconst sigma = Math.sqrt( _sigmas[ i ] * _sigmas[ i ] - _sigmas[ i - 1 ] * _sigmas[ i - 1 ] );\n\n\t\t\tconst poleAxis = _axisDirections[ ( i - 1 ) % _axisDirections.length ];\n\n\t\t\tthis._blur( cubeUVRenderTarget, i - 1, i, sigma, poleAxis );\n\n\t\t}\n\n\t\trenderer.autoClear = autoClear;\n\n\t},\n\n\t/**\n\t * This is a two-pass Gaussian blur for a cubemap. Normally this is done\n\t * vertically and horizontally, but this breaks down on a cube. Here we apply\n\t * the blur latitudinally (around the poles), and then longitudinally (towards\n\t * the poles) to approximate the orthogonally-separable blur. It is least\n\t * accurate at the poles, but still does a decent job.\n\t */\n\t_blur: function ( cubeUVRenderTarget, lodIn, lodOut, sigma, poleAxis ) {\n\n\t\tconst pingPongRenderTarget = this._pingPongRenderTarget;\n\n\t\tthis._halfBlur(\n\t\t\tcubeUVRenderTarget,\n\t\t\tpingPongRenderTarget,\n\t\t\tlodIn,\n\t\t\tlodOut,\n\t\t\tsigma,\n\t\t\t'latitudinal',\n\t\t\tpoleAxis );\n\n\t\tthis._halfBlur(\n\t\t\tpingPongRenderTarget,\n\t\t\tcubeUVRenderTarget,\n\t\t\tlodOut,\n\t\t\tlodOut,\n\t\t\tsigma,\n\t\t\t'longitudinal',\n\t\t\tpoleAxis );\n\n\t},\n\n\t_halfBlur: function ( targetIn, targetOut, lodIn, lodOut, sigmaRadians, direction, poleAxis ) {\n\n\t\tconst renderer = this._renderer;\n\t\tconst blurMaterial = this._blurMaterial;\n\n\t\tif ( direction !== 'latitudinal' && direction !== 'longitudinal' ) {\n\n\t\t\tconsole.error(\n\t\t\t\t'blur direction must be either latitudinal or longitudinal!' );\n\n\t\t}\n\n\t\t// Number of standard deviations at which to cut off the discrete approximation.\n\t\tconst STANDARD_DEVIATIONS = 3;\n\n\t\tconst blurMesh = new Mesh( _lodPlanes[ lodOut ], blurMaterial );\n\t\tconst blurUniforms = blurMaterial.uniforms;\n\n\t\tconst pixels = _sizeLods[ lodIn ] - 1;
109\n\t\tconst radiansPerPixel = isFinite( sigmaRadians ) ? Math.PI / ( 2 * pixels ) : 2 * Math.PI / ( 2 * MAX_SAMPLES - 1 );\n\t\tconst sigmaPixels = sigmaRadians / radiansPerPixel;\n\t\tconst samples = isFinite( sigmaRadians ) ? 1 + Math.floor( STANDARD_DEVIATIONS * sigmaPixels ) : MAX_SAMPLES;\n\n\t\tif ( samples > MAX_SAMPLES ) {\n\n\t\t\tconsole.warn( `sigmaRadians, ${\n\t\t\t\tsigmaRadians}, is too large and will clip, as it requested ${\n\t\t\t\tsamples} samples when the maximum is set to ${MAX_SAMPLES}` );\n\n\t\t}\n\n\t\tconst weights = [];\n\t\tlet sum = 0;\n\n\t\tfor ( let i = 0; i < MAX_SAMPLES; ++ i ) {\n\n\t\t\tconst x = i / sigmaPixels;\n\t\t\tconst weight = Math.exp( - x * x / 2 );\n\t\t\tweights.push( weight );\n\n\t\t\tif ( i == 0 ) {\n\n\t\t\t\tsum += weight;\n\n\t\t\t} else if ( i < samples ) {\n\n\t\t\t\tsum += 2 * weight;\n\n\t\t\t}\n\n\t\t}\n\n\t\tfor ( let i = 0; i < weights.length; i ++ ) {\n\n\t\t\tweights[ i ] = weights[ i ] / sum;\n\n\t\t}\n\n\t\tblurUniforms[ 'envMap' ].value = targetIn.texture;\n\t\tblurUniforms[ 'samples' ].value = samples;\n\t\tblurUniforms[ 'weights' ].value = weights;\n\t\tblurUniforms[ 'latitudinal' ].value = direction === 'latitudinal';\n\n\t\tif ( poleAxis ) {\n\n\t\t\tblurUniforms[ 'poleAxis' ].value = poleAxis;\n\n\t\t}\n\n\t\tblurUniforms[ 'dTheta' ].value = radiansPerPixel;\n\t\tblurUniforms[ 'mipInt' ].value = LOD_MAX - lodIn;\n\t\tblurUniforms[ 'inputEncoding' ].value = ENCODINGS[ targetIn.texture.encoding ];\n\t\tblurUniforms[ 'outputEncoding' ].value = ENCODINGS[ targetIn.texture.encoding ];\n\n\t\tconst outputSize = _sizeLods[ lodOut ];\n\t\tconst x = 3 * Math.max( 0, SIZE_MAX - 2 * outputSize );\n\t\tconst y = ( lodOut === 0 ? 0 : 2 * SIZE_MAX ) + 2 * outputSize * ( lodOut > LOD_MAX - LOD_MIN ? lodOut - LOD_MAX + LOD_MIN : 0 );\n\n\t\t_setViewport( targetOut, x, y, 3 * outputSize, 2 * outputSize );\n\t\trenderer.setRenderTarget( targetOut );\n\t\trenderer.render( blurMesh, _flatCamera );\n\n\t}\n\n};\n\nfunction _isLDR( texture ) {\n\n\tif ( texture === undefined || texture.type !== UnsignedByteType ) return false;\n\n\treturn texture.encoding === LinearEncoding || texture.encoding === sRGBEncoding || texture.encoding === GammaEncoding;\n\n}\n\nfunction _createPlanes() {\n\n\tconst _lodPlanes = [];\n\tconst _sizeLods = [];\n\tconst _sigmas = [];\n\n\tlet lod = LOD_MAX;\n\n\tfor ( let i = 0; i < TOTAL_LODS; i ++ ) {\n\n\t\tconst sizeLod = Math.pow( 2, lod );\n\t\t_sizeLods.push( sizeLod );\n\t\tlet sigma = 1.0 / sizeLod;\n\n\t\tif ( i > LOD_MAX - LOD_MIN ) {\n\n\t\t\tsigma = EXTRA_LOD_SIGMA[ i - LOD_MAX + LOD_MIN - 1 ];\n\n\t\t} else if ( i == 0 ) {\n\n\t\t\tsigma = 0;\n\n\t\t}\n\n\t\t_sigmas.push( sigma );\n\n\t\tconst texelSize = 1.0 / ( sizeLod - 1 );\n\t\tconst min = - texelSize / 2;\n\t\tconst max = 1 + texelSize / 2;\n\t\tconst uv1 = [ min, min, max, min, max, max, min, min, max, max, min, max ];\n\n\t\tconst cubeFaces = 6;\n\t\tconst vertices = 6;\n\t\tconst positionSize = 3;\n\t\tconst uvSize = 2;\n\t\tconst faceIndexSize = 1;\n\n\t\tconst position = new Float32Array( positionSize * vertices * cubeFaces );\n\t\tconst uv = new Float32Array( uvSize * vertices * cubeFaces );\n\t\tconst faceIndex = new Float32Array( faceIndexSize * vertices * cubeFaces );\n\n\t\tfor ( let face = 0; face < cubeFaces; face ++ ) {\n\n\t\t\tconst x = ( face % 3 ) * 2 / 3 - 1;\n\t\t\tconst y = face > 2 ? 0 : - 1;\n\t\t\tconst coordinates = [\n\t\t\t\tx, y, 0,\n\t\t\t\tx + 2 / 3, y, 0,\n\t\t\t\tx + 2 / 3, y + 1, 0,\n\t\t\t\tx, y, 0,\n\t\t\t\tx + 2 / 3, y + 1, 0,\n\t\t\t\tx, y + 1, 0\n\t\t\t];\n\t\t\tposition.set( coordinates, positionSize * vertices * face );\n\t\t\tuv.set( uv1, uvSize * vertices * face );\n\t\t\tconst fill = [ face, face, face, face, face, face ];\n\t\t\tfaceIndex.set( fill, faceIndexSize * vertices * face );\n\n\t\t}\n\n\t\tconst planes = new BufferGeometry();\n\t\tplanes.setAttribute( 'position', new BufferAttribute( position, positionSize ) );\n\t\tplanes.setAttribute( 'uv', new BufferAttribute( uv, uvSize ) );\n\t\tplanes.setAttribute( 'faceIndex', new BufferAttribute( faceIndex, faceIndexSize ) );\n\t\t_lodPlanes.push( planes );\n\n\t\tif ( lod > LOD_MIN ) {\n\n\t\t\tlod --;\n\n\t\t}\n\n\t}\n\n\treturn { _lodPlanes, _sizeLods, _sigmas };\n\n}\n\nfunction _createRenderTarget( params ) {\n\n\tconst cubeUVRenderTarget = new WebGLRenderTarget( 3 * SIZE_MAX, 3 * SIZE_MAX, params );\n\tcubeUVRenderTarget.texture.mapping = CubeUVReflectionMapping;\n\tcubeUVRenderTarget.texture.name = 'PMREM.cubeUv';\n\tcubeUVRenderTarget.scissorTest = true;\n\treturn cubeUVRenderTarget;\n\n}\n\nfunction _setViewport( target, x, y, width, height ) {\n\n\ttarget.viewport.set( x, y, width, height );\n\ttarget.scissor.set( x, y, width, height );\n\n}\n\nfunction _getBlurShader( maxSamples ) {\n\n\tconst weights = new Float32Array( maxSamples );
109\n\tconst poleAxis = new Vector3( 0, 1, 0 );\n\tconst shaderMaterial = new RawShaderMaterial( {\n\n\t\tname: 'SphericalGaussianBlur',\n\n\t\tdefines: { 'n': maxSamples },\n\n\t\tuniforms: {\n\t\t\t'envMap': { value: null },\n\t\t\t'samples': { value: 1 },\n\t\t\t'weights': { value: weights },\n\t\t\t'latitudinal': { value: false },\n\t\t\t'dTheta': { value: 0 },\n\t\t\t'mipInt': { value: 0 },\n\t\t\t'poleAxis': { value: poleAxis },\n\t\t\t'inputEncoding': { value: ENCODINGS[ LinearEncoding ] },\n\t\t\t'outputEncoding': { value: ENCODINGS[ LinearEncoding ] }\n\t\t},\n\n\t\tvertexShader: _getCommonVertexShader(),\n\n\t\tfragmentShader: /* glsl */`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t${ _getEncodings() }\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,\n\n\t\tblending: NoBlending,\n\t\tdepthTest: false,\n\t\tdepthWrite: false\n\n\t} );\n\n\treturn shaderMaterial;\n\n}\n\nfunction _getEquirectShader() {\n\n\tconst texelSize = new Vector2( 1, 1 );\n\tconst shaderMaterial = new RawShaderMaterial( {\n\n\t\tname: 'EquirectangularToCubeUV',\n\n\t\tuniforms: {\n\t\t\t'envMap': { value: null },\n\t\t\t'texelSize': { value: texelSize },\n\t\t\t'inputEncoding': { value: ENCODINGS[ LinearEncoding ] },\n\t\t\t'outputEncoding': { value: ENCODINGS[ LinearEncoding ] }\n\t\t},\n\n\t\tvertexShader: _getCommonVertexShader(),\n\n\t\tfragmentShader: /* glsl */`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform vec2 texelSize;\n\n\t\t\t${ _getEncodings() }\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tvec2 f = fract( uv / texelSize - 0.5 );\n\t\t\t\tuv -= f * texelSize;\n\t\t\t\tvec3 tl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x += texelSize.x;\n\t\t\t\tvec3 tr = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.y += texelSize.y;\n\t\t\t\tvec3 br = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x -= texelSize.x;\n\t\t\t\tvec3 bl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\n\t\t\t\tvec3 tm = mix( tl, tr, f.x );\n\t\t\t\tvec3 bm = mix( bl, br, f.x );\n\t\t\t\tgl_FragColor.rgb = mix( tm, bm, f.y );\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,\n\n\t\tblending: NoBlending,\n\t\tdepthTest: false,\n\t\tdepthWrite: false\n\n\t} );\n\n\treturn shaderMaterial;\n\n}\n\nfunction _getCubemapShader() {\n\n\tconst shaderMaterial = new RawShaderMaterial( {\n\n\t\tname: 'CubemapToCubeUV',\n\n\t\tuniforms: {\n\t\t\t'envMap': { value: null },\n\t\t\t'inputEncoding': { value: ENCODINGS[ LinearEncoding ] },\n\t\t\t'outputEncoding': { value: ENCODINGS[ LinearEncoding ] }\n\t\t},\n\n\t\tvertexShader: _getCommonVertexShader(),\n\n\t\tfragmentShader: /* glsl */`\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\t${ _getEncodings() }\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb = envMapTexelToLinear( textureCube( envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ) ) ).rgb;\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t`,\n\n\t\tblending: NoBlending,\n\t\tdepthTest: false,\n\t\tdepthWrite: false\n\n\t} );\n\n\treturn shaderMaterial;\n\n}\n\nfunction _getCommonVertexShader() {\n\n\treturn /* glsl */`\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t`;\n\n}\n\nfunction _getEncodings() {\n\n\treturn /* glsl */`\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include <encodings_pars_fragment>\n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 );\n\n\t\t\t} else if ( outputEncoding == 4 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 16.0 );\n\n\t\t\t} else if ( outputEncoding == 5 ) {\n\n\t\t\t\treturn LinearToRGBD( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn LinearToGamma( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 envMapTexelToLinear( vec4 color ) {\n\n\t\t\treturn inputTexelToLinear( color );\n\n\t\t}\n\t`;\n\n}\n\nfunction Face4( a, b, c, d, normal, color, materialIndex ) {\n\n\tconsole.warn( 'THREE.Face4 has been removed. A THREE.Face3 will be created instead.' );\n\treturn new Face3( a, b, c, normal, color, materialIndex );\n\n}\n\nconst LineStrip = 0;\nconst LinePieces = 1;\nconst NoColors = 0;\nconst FaceColors = 1;\nconst VertexColors = 2;\n\nfunction MeshFaceMaterial( materials ) {\n\n\tconsole.warn( 'THREE.MeshFaceMaterial has been removed. Use an Array instead.' );\n\treturn materials;\n\n}\n\nfunction MultiMaterial( materials ) {\n\n\tif ( materials === undefined ) materials = [];\n\n\tconsole.warn( 'THREE.MultiMaterial has been removed. Use an Array instead.' );\n\tmaterials.isMultiMaterial = true;\n\tmaterials.materials = materials;\n\tmaterials.clone = function () {\n\n\t\treturn materials.slice();\n\n\t};\n\n\treturn materials;\n\n}\n\nfunction PointCloud( geometry, material ) {\n\n\tconsole.warn( 'THREE.PointCloud has been renamed to THREE.Points.' );\n\treturn new Points( geometry, material );\n\n}\n\nfunction Particle( material ) {\n\n\tconsole.warn( 'THREE.Particle has been renamed to THREE.Sprite.' );\n\treturn new Sprite( material );\n\n}\n\nfunction ParticleSystem( geometry, material ) {\n\n\tconsole.warn( 'THREE.ParticleSystem has been renamed to THREE.Points.' );\n\treturn new Points( geometry, material );\n\n}\n\nfunction PointCloudMaterial( parameters ) {\n\n\tconsole.warn( 'THREE.PointCloudMaterial has been renamed to THREE.PointsMaterial.' );\n\treturn new PointsMaterial( parameters );\n\n}\n\nfunction ParticleBasicMaterial( parameters ) {\n\n\tconsole.warn( 'THREE.ParticleBasicMaterial has been renamed to THREE.PointsMaterial.' );\n\treturn new PointsMaterial( parameters );\n\n}\n\nfunction ParticleSystemMaterial( parameters ) {\n\n\tconsole.warn( 'THREE.ParticleSystemMaterial has been renamed to THREE.PointsMaterial.' );\n\treturn new PointsMaterial( parameters );\n\n}\n\nfunction Vertex( x, y, z ) {\n\n\tconsole.warn( 'THREE.Vertex has been removed. Use THREE.Vector3 instead.' );\n\treturn new Vector3( x, y, z );\n\n}\n\n//\n\nfunction DynamicBufferAttribute( array, itemSize ) {\n\n\tconsole.warn( 'THREE.DynamicBufferAttribute has been removed. Use new THREE.BufferAttribute().setUsage( THREE.DynamicDrawUsage ) instead.' );\n\treturn new BufferAttribute( array, itemSize ).setUsage( DynamicDrawUsage );\n\n}\n\nfunction Int8Attribute( array, itemSize ) {\n\n\tconsole.warn( 'THREE.Int8Attribute has been removed. Use new THREE.Int8BufferAttribute() instead.' );\n\treturn new Int8BufferAttribute( array, itemSize );\n\n}\n\nfunction Uint8Attribute( array, itemSize ) {\n\n\tconsole.warn( 'THREE.Uint8Attribute has been removed. Use new THREE.Uint8BufferAttribute() instead.' );\n\treturn new Uint8BufferAttribute( array, itemSize );\n\n}\n\nfunction Uint8ClampedAttribute( array, itemSize ) {\n\n\tconsole.warn( 'THREE.Uint8ClampedAttribute has been removed. Use new THREE.Uint8ClampedBufferAttribute() instead.' );\n\treturn new Uint8ClampedBufferAttribute( array, itemSize );\n\n}\n\nfunction Int16Attribute( array, itemSize ) {\n\n\tconsole.warn( 'THREE.Int16Attribute has been removed. Use new THREE.Int16BufferAttribute() instead.' );\n\treturn new Int16BufferAttribute( array, itemSize );\n\n}\n\nfunction Uint16Attribute( array, itemSize ) {\n\n\tconsole.warn( 'THREE.Uint16Attribute has been removed. Use new THREE.Uint16BufferAttribute() instead.' );\n\treturn new Uint16BufferAttribute( array, itemSize );\n\n}\n\nfunction Int32Attribute( array, itemSize ) {\n\n\tconsole.warn( 'THREE.Int32Attribute has been removed. Use new THREE.Int32BufferAttribute() instead.' );\n\treturn new Int32BufferAttribute( array, itemSize );\n\n}\n\nfunction Uint32Attribute( array, itemSize ) {\n\n\tconsole.warn( 'THREE.Uint32Attribute has been removed. Use new THREE.Uint32BufferAttribute() instead.' );\n\treturn new Uint32BufferAttribute( array, itemSize );\n\n}\n\nfunction Float32Attribute( array, itemSize ) {\n\n\tconsole.warn( 'THREE.Float32Attribute has been removed. Use new THREE.Float32BufferAttribute() instead.' );\n\treturn new Float32BufferAttribute( array, itemSize );\n\n}\n\nfunction Float64Attribute( array, itemSize ) {\n\n\tconsole.warn( 'THREE.Float64Attribute has been removed. Use new THREE.Float64BufferAttribute() instead.' );\n\treturn new Float64BufferAttribute( array, itemSize );\n\n}\n\n//\n\nCurve.create = function ( construct, getPoint ) {\n\n\tconsole.log( 'THREE.Curve.create() has been deprecated' );\n\n\tconstruct.prototype = Object.create( Curve.prototype );\n\tconstruct.prototype.constructor = construct;\n\tconstruct.prototype.getPoint = getPoint;\n\n\treturn construct;\n\n};\n\n//\n\nObject.assign( CurvePath.prototype, {\n\n\tcreatePointsGeometry: function ( divisions ) {\n\n\t\tconsole.warn( 'THREE.CurvePath: .createPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.' );\n\n\t\t// generate geometry from path points (for Line or Points objects)\n\n\t\tconst pts = this.getPoints( divisions );\n\t\treturn this.createGeometry( pts );\n\n\t},\n\n\tcreateSpacedPointsGeometry: function ( divisions ) {\n\n\t\tconsole.warn( 'THREE.CurvePath: .createSpacedPointsGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.' );\n\n\t\t// generate geometry from equidistant sampling along the path\n\n\t\tconst pts = this.get
109SpacedPoints( divisions );\n\t\treturn this.createGeometry( pts );\n\n\t},\n\n\tcreateGeometry: function ( points ) {\n\n\t\tconsole.warn( 'THREE.CurvePath: .createGeometry() has been removed. Use new THREE.Geometry().setFromPoints( points ) instead.' );\n\n\t\tconst geometry = new Geometry();\n\n\t\tfor ( let i = 0, l = points.length; i < l; i ++ ) {\n\n\t\t\tconst point = points[ i ];\n\t\t\tgeometry.vertices.push( new Vector3( point.x, point.y, point.z || 0 ) );\n\n\t\t}\n\n\t\treturn geometry;\n\n\t}\n\n} );\n\n//\n\nObject.assign( Path.prototype, {\n\n\tfromPoints: function ( points ) {\n\n\t\tconsole.warn( 'THREE.Path: .fromPoints() has been renamed to .setFromPoints().' );\n\t\treturn this.setFromPoints( points );\n\n\t}\n\n} );\n\n//\n\nfunction ClosedSplineCurve3( points ) {\n\n\tconsole.warn( 'THREE.ClosedSplineCurve3 has been deprecated. Use THREE.CatmullRomCurve3 instead.' );\n\n\tCatmullRomCurve3.call( this, points );\n\tthis.type = 'catmullrom';\n\tthis.closed = true;\n\n}\n\nClosedSplineCurve3.prototype = Object.create( CatmullRomCurve3.prototype );\n\n//\n\nfunction SplineCurve3( points ) {\n\n\tconsole.warn( 'THREE.SplineCurve3 has been deprecated. Use THREE.CatmullRomCurve3 instead.' );\n\n\tCatmullRomCurve3.call( this, points );\n\tthis.type = 'catmullrom';\n\n}\n\nSplineCurve3.prototype = Object.create( CatmullRomCurve3.prototype );\n\n//\n\nfunction Spline( points ) {\n\n\tconsole.warn( 'THREE.Spline has been removed. Use THREE.CatmullRomCurve3 instead.' );\n\n\tCatmullRomCurve3.call( this, points );\n\tthis.type = 'catmullrom';\n\n}\n\nSpline.prototype = Object.create( CatmullRomCurve3.prototype );\n\nObject.assign( Spline.prototype, {\n\n\tinitFromArray: function ( /* a */ ) {\n\n\t\tconsole.error( 'THREE.Spline: .initFromArray() has been removed.' );\n\n\t},\n\tgetControlPointsArray: function ( /* optionalTarget */ ) {\n\n\t\tconsole.error( 'THREE.Spline: .getControlPointsArray() has been removed.' );\n\n\t},\n\treparametrizeByArcLength: function ( /* samplingCoef */ ) {\n\n\t\tconsole.error( 'THREE.Spline: .reparametrizeByArcLength() has been removed.' );\n\n\t}\n\n} );\n\n//\n\nfunction AxisHelper( size ) {\n\n\tconsole.warn( 'THREE.AxisHelper has been renamed to THREE.AxesHelper.' );\n\treturn new AxesHelper( size );\n\n}\n\nfunction BoundingBoxHelper( object, color ) {\n\n\tconsole.warn( 'THREE.BoundingBoxHelper has been deprecated. Creating a THREE.BoxHelper instead.' );\n\treturn new BoxHelper( object, color );\n\n}\n\nfunction EdgesHelper( object, hex ) {\n\n\tconsole.warn( 'THREE.EdgesHelper has been removed. Use THREE.EdgesGeometry instead.' );\n\treturn new LineSegments( new EdgesGeometry( object.geometry ), new LineBasicMaterial( { color: hex !== undefined ? hex : 0xffffff } ) );\n\n}\n\nGridHelper.prototype.setColors = function () {\n\n\tconsole.error( 'THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.' );\n\n};\n\nSkeletonHelper.prototype.update = function () {\n\n\tconsole.error( 'THREE.SkeletonHelper: update() no longer needs to be called.' );\n\n};\n\nfunction WireframeHelper( object, hex ) {\n\n\tconsole.warn( 'THREE.WireframeHelper has been removed. Use THREE.WireframeGeometry instead.' );\n\treturn new LineSegments( new WireframeGeometry( object.geometry ), new LineBasicMaterial( { color: hex !== undefined ? hex : 0xffffff } ) );\n\n}\n\n//\n\nObject.assign( Loader.prototype, {\n\n\textractUrlBase: function ( url ) {\n\n\t\tconsole.warn( 'THREE.Loader: .extractUrlBase() has been deprecated. Use THREE.LoaderUtils.extractUrlBase() instead.' );\n\t\treturn LoaderUtils.extractUrlBase( url );\n\n\t}\n\n} );\n\nLoader.Handlers = {\n\n\tadd: function ( /* regex, loader */ ) {\n\n\t\tconsole.error( 'THREE.Loader: Handlers.add() has been removed. Use LoadingManager.addHandler() instead.' );\n\n\t},\n\n\tget: function ( /* file */ ) {\n\n\t\tconsole.error( 'THREE.Loader: Handlers.get() has been removed. Use LoadingManager.getHandler() instead.' );\n\n\t}\n\n};\n\nfunction XHRLoader( manager ) {\n\n\tconsole.warn( 'THREE.XHRLoader has been renamed to THREE.FileLoader.' );\n\treturn new FileLoader( manager );\n\n}\n\nfunction BinaryTextureLoader( manager ) {\n\n\tconsole.warn( 'THREE.BinaryTextureLoader has been renamed to THREE.DataTextureLoader.' );\n\treturn new DataTextureLoader( manager );\n\n}\n\nObject.assign( ObjectLoader.prototype, {\n\n\tsetTexturePath: function ( value ) {\n\n\t\tconsole.warn( 'THREE.ObjectLoader: .setTexturePath() has been renamed to .setResourcePath().' );\n\t\treturn this.setResourcePath( value );\n\n\t}\n\n} );\n\n//\n\nObject.assign( Box2.prototype, {\n\n\tcenter: function ( optionalTarget ) {\n\n\t\tconsole.warn( 'THREE.Box2: .center() has been renamed to .getCenter().' );\n\t\treturn this.getCenter( optionalTarget );\n\n\t},\n\tempty: function () {\n\n\t\tconsole.warn( 'THREE.Box2: .empty() has been renamed to .isEmpty().' );\n\t\treturn this.isEmpty();\n\n\t},\n\tisIntersectionBox: function ( box ) {\n\n\t\tconsole.warn( 'THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox().' );\n\t\treturn this.intersectsBox( box );\n\n\t},\n\tsize: function ( optionalTarget ) {\n\n\t\tconsole.warn( 'THREE.Box2: .size() has been renamed to .getSize().' );
109\n\t\treturn this.getSize( optionalTarget );\n\n\t}\n} );\n\nObject.assign( Box3.prototype, {\n\n\tcenter: function ( optionalTarget ) {\n\n\t\tconsole.warn( 'THREE.Box3: .center() has been renamed to .getCenter().' );\n\t\treturn this.getCenter( optionalTarget );\n\n\t},\n\tempty: function () {\n\n\t\tconsole.warn( 'THREE.Box3: .empty() has been renamed to .isEmpty().' );\n\t\treturn this.isEmpty();\n\n\t},\n\tisIntersectionBox: function ( box ) {\n\n\t\tconsole.warn( 'THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox().' );\n\t\treturn this.intersectsBox( box );\n\n\t},\n\tisIntersectionSphere: function ( sphere ) {\n\n\t\tconsole.warn( 'THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere().' );\n\t\treturn this.intersectsSphere( sphere );\n\n\t},\n\tsize: function ( optionalTarget ) {\n\n\t\tconsole.warn( 'THREE.Box3: .size() has been renamed to .getSize().' );\n\t\treturn this.getSize( optionalTarget );\n\n\t}\n} );\n\nObject.assign( Sphere.prototype, {\n\n\tempty: function () {\n\n\t\tconsole.warn( 'THREE.Sphere: .empty() has been renamed to .isEmpty().' );\n\t\treturn this.isEmpty();\n\n\t},\n\n} );\n\nFrustum.prototype.setFromMatrix = function ( m ) {\n\n\tconsole.warn( 'THREE.Frustum: .setFromMatrix() has been renamed to .setFromProjectionMatrix().' );\n\treturn this.setFromProjectionMatrix( m );\n\n};\n\nLine3.prototype.center = function ( optionalTarget ) {\n\n\tconsole.warn( 'THREE.Line3: .center() has been renamed to .getCenter().' );\n\treturn this.getCenter( optionalTarget );\n\n};\n\nObject.assign( MathUtils, {\n\n\trandom16: function () {\n\n\t\tconsole.warn( 'THREE.Math: .random16() has been deprecated. Use Math.random() instead.' );\n\t\treturn Math.random();\n\n\t},\n\n\tnearestPowerOfTwo: function ( value ) {\n\n\t\tconsole.warn( 'THREE.Math: .nearestPowerOfTwo() has been renamed to .floorPowerOfTwo().' );\n\t\treturn MathUtils.floorPowerOfTwo( value );\n\n\t},\n\n\tnextPowerOfTwo: function ( value ) {\n\n\t\tconsole.warn( 'THREE.Math: .nextPowerOfTwo() has been renamed to .ceilPowerOfTwo().' );\n\t\treturn MathUtils.ceilPowerOfTwo( value );\n\n\t}\n\n} );\n\nObject.assign( Matrix3.prototype, {\n\n\tflattenToArrayOffset: function ( array, offset ) {\n\n\t\tconsole.warn( \"THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead.\" );\n\t\treturn this.toArray( array, offset );\n\n\t},\n\tmultiplyVector3: function ( vector ) {\n\n\t\tconsole.warn( 'THREE.Matrix3: .multiplyVector3(
109) has been removed. Use vector.applyMatrix3( matrix ) instead.' );\n\t\treturn vector.applyMatrix3( this );\n\n\t},\n\tmultiplyVector3Array: function ( /* a */ ) {\n\n\t\tconsole.error( 'THREE.Matrix3: .multiplyVector3Array() has been removed.' );\n\n\t},\n\tapplyToBufferAttribute: function ( attribute ) {\n\n\t\tconsole.warn( 'THREE.Matrix3: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix3( matrix ) instead.' );\n\t\treturn attribute.applyMatrix3( this );\n\n\t},\n\tapplyToVector3Array: function ( /* array, offset, length */ ) {\n\n\t\tconsole.error( 'THREE.Matrix3: .applyToVector3Array() has been removed.' );\n\n\t}\n\n} );\n\nObject.assign( Matrix4.prototype, {\n\n\textractPosition: function ( m ) {\n\n\t\tconsole.warn( 'THREE.Matrix4: .extractPosition() has been renamed to .copyPosition().' );\n\t\treturn this.copyPosition( m );\n\n\t},\n\tflattenToArrayOffset: function ( array, offset ) {\n\n\t\tconsole.warn( \"THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead.\" );\n\t\treturn this.toArray( array, offset );\n\n\t},\n\tgetPosition: function () {\n\n\t\tconsole.warn( 'THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead.' );\n\t\treturn new Vector3().setFromMatrixColumn( this, 3 );\n\n\t},\n\tsetRotationFromQuaternion: function ( q ) {\n\n\t\tconsole.warn( 'THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion().' );\n\t\treturn this.makeRotationFromQuaternion( q );\n\n\t},\n\tmultiplyToArray: function () {\n\n\t\tconsole.warn( 'THREE.Matrix4: .multiplyToArray() has been removed.' );\n\n\t},\n\tmultiplyVector3: function ( vector ) {\n\n\t\tconsole.warn( 'THREE.Matrix4: .multiplyVector3(
109) has been removed. Use vector.applyMatrix4( matrix ) instead.' );\n\t\treturn vector.applyMatrix4( this );\n\n\t},\n\tmultiplyVector4: function ( vector ) {\n\n\t\tconsole.warn( 'THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead.' );\n\t\treturn vector.applyMatrix4( this );\n\n\t},\n\tmultiplyVector3Array: function ( /* a */ ) {\n\n\t\tconsole.error( 'THREE.Matrix4: .multiplyVector3Array() has been removed.' );\n\n\t},\n\trotateAxis: function ( v ) {\n\n\t\tconsole.warn( 'THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead.' );\n\t\tv.transformDirection( this );\n\n\t},\n\tcrossVector: function ( vector ) {\n\n\t\tconsole.warn( 'THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead.' );\n\t\treturn vector.applyMatrix4( this );\n\n\t},\n\ttranslate: function () {\n\n\t\tconsole.error( 'THREE.Matrix4: .translate() has been removed.' );\n\n\t},\n\trotateX: function () {\n\n\t\tconsole.error( 'THREE.Matrix4: .rotateX() has been removed.' );\n\n\t},\n\trotateY: function () {\n\n\t\tconsole.error( 'THREE.Matrix4: .rotateY() has been removed.' );\n\n\t},\n\trotateZ: function () {\n\n\t\tconsole.error( 'THREE.Matrix4: .rotateZ() has been removed.' );\n\n\t},\n\trotateByAxis: function () {\n\n\t\tconsole.error( 'THREE.Matrix4: .rotateByAxis() has been removed.' );\n\n\t},\n\tapplyToBufferAttribute: function ( attribute ) {\n\n\t\tconsole.warn( 'THREE.Matrix4: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix4( matrix ) instead.' );\n\t\treturn attribute.applyMatrix4( this );\n\n\t},\n\tapplyToVector3Array: function ( /* array, offset, length */ ) {\n\n\t\tconsole.error( 'THREE.Matrix4: .applyToVector3Array() has been removed.' );\n\n\t},\n\tmakeFrustum: function ( left, right, bottom, top, near, far ) {\n\n\t\tconsole.warn( 'THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead.' );\n\t\treturn this.makePerspective( left, right, top, bottom, near, far );\n\n\t}\n\n} );\n\nPlane.prototype.isIntersectionLine = function ( line ) {\n\n\tconsole.warn( 'THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine().' );\n\treturn this.intersectsLine( line );\n\n};\n\nQuaternion.prototype.multiplyVector3 = function ( vector ) {\n\n\tconsole.warn( 'THREE.Quaternion: .multiplyVector3(
109) has been removed. Use is now vector.applyQuaternion( quaternion ) instead.' );\n\treturn vector.applyQuaternion( this );\n\n};\n\nObject.assign( Ray.prototype, {\n\n\tisIntersectionBox: function ( box ) {\n\n\t\tconsole.warn( 'THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox().' );\n\t\treturn this.intersectsBox( box );\n\n\t},\n\tisIntersectionPlane: function ( plane ) {\n\n\t\tconsole.warn( 'THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane().' );\n\t\treturn this.intersectsPlane( plane );\n\n\t},\n\tisIntersectionSphere: function ( sphere ) {\n\n\t\tconsole.warn( 'THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere().' );\n\t\treturn this.intersectsSphere( sphere );\n\n\t}\n\n} );\n\nObject.assign( Triangle.prototype, {\n\n\tarea: function () {\n\n\t\tconsole.warn( 'THREE.Triangle: .area() has been renamed to .getArea().' );\n\t\treturn this.getArea();\n\n\t},\n\tbarycoordFromPoint: function ( point, target ) {\n\n\t\tconsole.warn( 'THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord().' );\n\t\treturn this.getBarycoord( point, target );\n\n\t},\n\tmidpoint: function ( target ) {\n\n\t\tconsole.warn( 'THREE.Triangle: .midpoint() has been renamed to .getMidpoint().' );\n\t\treturn this.getMidpoint( target );\n\n\t},\n\tnormal: function ( target ) {\n\n\t\tconsole.warn( 'THREE.Triangle: .normal() has been renamed to .getNormal().' );\n\t\treturn this.getNormal( target );\n\n\t},\n\tplane: function ( target ) {\n\n\t\tconsole.warn( 'THREE.Triangle: .plane() has been renamed to .getPlane().' );\n\t\treturn this.getPlane( target );\n\n\t}\n\n} );\n\nObject.assign( Triangle, {\n\n\tbarycoordFromPoint: function ( point, a, b, c, target ) {\n\n\t\tconsole.warn( 'THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord().' );\n\t\treturn Triangle.getBarycoord( point, a, b, c, target );\n\n\t},\n\tnormal: function ( a, b, c, target ) {\n\n\t\tconsole.warn( 'THREE.Triangle: .normal() has been renamed to .getNormal().' );\n\t\treturn Triangle.getNormal( a, b, c, target );\n\n\t}\n\n} );\n\nObject.assign( Shape.prototype, {\n\n\textractAllPoints: function ( divisions ) {\n\n\t\tconsole.warn( 'THREE.Shape: .extractAllPoints() has been removed. Use .extractPoints() instead.' );\n\t\treturn this.extractPoints( divisions );\n\n\t},\n\textrude: function ( options ) {\n\n\t\tconsole.warn( 'THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead.' );\n\t\treturn new ExtrudeGeometry( this, options );\n\n\t},\n\tmakeGeometry: function ( options ) {\n\n\t\tconsole.warn( 'THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead.' );\n\t\treturn new ShapeGeometry( this, options );\n\n\t}\n\n} );\n\nObject.assign( Vector2.prototype, {\n\n\tfromAttribute: function ( attribute, index, offset ) {\n\n\t\tconsole.warn( 'THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute().' );\n\t\treturn this.fromBufferAttribute( attribute, index, offset );\n\n\t},\n\tdistanceToManhattan: function ( v ) {\n\n\t\tconsole.warn( 'THREE.Vector2: .distanceToManhattan() has been renamed to .manhattanDistanceTo().' );\n\t\treturn this.manhattanDistanceTo( v );\n\n\t},\n\tlengthManhattan: function () {\n\n\t\tconsole.warn( 'THREE.Vector2: .lengthManhattan() has been renamed to .manhattanLength().' );\n\t\treturn this.manhattanLength();\n\n\t}\n\n} );\n\nObject.assign( Vector3.prototype, {\n\n\tsetEulerFromRotationMatrix: function () {\n\n\t\tconsole.error( 'THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.' );\n\n\t},\n\tsetEulerFromQuaternion: function () {\n\n\t\tconsole.error( 'THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.' );\n\n\t},\n\tgetPositionFromMatrix: function ( m ) {\n\n\t\tconsole.warn( 'THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition().' );\n\t\treturn this.setFromMatrixPosition( m );\n\n\t},\n\tgetScaleFromMatrix: function ( m ) {\n\n\t\tconsole.warn( 'THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale().' );\n\t\treturn this.setFromMatrixScale( m );\n\n\t}
109,\n\tgetColumnFromMatrix: function ( index, matrix ) {\n\n\t\tconsole.warn( 'THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn().' );\n\t\treturn this.setFromMatrixColumn( matrix, index );\n\n\t},\n\tapplyProjection: function ( m ) {\n\n\t\tconsole.warn( 'THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead.' );\n\t\treturn this.applyMatrix4( m );\n\n\t},\n\tfromAttribute: function ( attribute, index, offset ) {\n\n\t\tconsole.warn( 'THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute().' );\n\t\treturn this.fromBufferAttribute( attribute, index, offset );\n\n\t},\n\tdistanceToManhattan: function ( v ) {\n\n\t\tconsole.warn( 'THREE.Vector3: .distanceToManhattan() has been renamed to .manhattanDistanceTo().' );\n\t\treturn this.manhattanDistanceTo( v );\n\n\t},\n\tlengthManhattan: function () {\n\n\t\tconsole.warn( 'THREE.Vector3: .lengthManhattan() has been renamed to .manhattanLength().' );\n\t\treturn this.manhattanLength();\n\n\t}\n\n} );\n\nObject.assign( Vector4.prototype, {\n\n\tfromAttribute: function ( attribute, index, offset ) {\n\n\t\tconsole.warn( 'THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute().' );\n\t\treturn this.fromBufferAttribute( attribute, index, offset );\n\n\t},\n\tlengthManhattan: function () {\n\n\t\tconsole.warn( 'THREE.Vector4: .lengthManhattan() has been renamed to .manhattanLength().' );\n\t\treturn this.manhattanLength();\n\n\t}\n\n} );\n\n//\n\nObject.assign( Geometry.prototype, {\n\n\tcomputeTangents: function () {\n\n\t\tconsole.error( 'THREE.Geometry: .computeTangents() has been removed.' );\n\n\t},\n\tcomputeLineDistances: function () {\n\n\t\tconsole.error( 'THREE.Geometry: .computeLineDistances() has been removed. Use THREE.Line.computeLineDistances() instead.' );\n\n\t},\n\tapplyMatrix: function ( matrix ) {\n\n\t\tconsole.warn( 'THREE.Geometry: .applyMatrix() has been renamed to .applyMatrix4().' );\n\t\treturn this.applyMatrix4( matrix );\n\n\t}\n\n} );\n\nObject.assign( Object3D.prototype, {\n\n\tgetChildByName: function ( name ) {\n\n\t\tconsole.warn( 'THREE.Object3D: .getChildByName() has been renamed to .getObjectByName().' );\n\t\treturn this.getObjectByName( name );\n\n\t},\n\trenderDepth: function () {\n\n\t\tconsole.warn( 'THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.' );\n\n\t},\n\ttranslate: function ( distance, axis ) {\n\n\t\tconsole.warn( 'THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead.' );\n\t\treturn this.translateOnAxis( axis, distance );\n\n\t},\n\tgetWorldRotation: function () {\n\n\t\tconsole.error( 'THREE.Object3D: .getWorldRotation() has been removed. Use THREE.Object3D.getWorldQuaternion( target ) instead.' );\n\n\t},\n\tapplyMatrix: function ( matrix ) {\n\n\t\tconsole.warn( 'THREE.Object3D: .applyMatrix() has been renamed to .applyMatrix4().' );\n\t\treturn this.applyMatrix4( matrix );\n\n\t}\n\n} );\n\nObject.defineProperties( Object3D.prototype, {\n\n\teulerOrder: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.Object3D: .eulerOrder is now .rotation.order.' );\n\t\t\treturn this.rotation.order;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.Object3D: .eulerOrder is now .rotation.order.' );\n\t\t\tthis.rotation.order = value;\n\n\t\t}\n\t},\n\tuseQuaternion: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.' );\n\n\t\t},\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.' );\n\n\t\t}\n\t}\n\n} );\n\nObject.assign( Mesh.prototype, {\n\n\tsetDrawMode: function () {\n\n\t\tconsole.error( 'THREE.Mesh: .setDrawMode() has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.' );\n\n\t},\n\n} );\n\nObject.defineProperties( Mesh.prototype, {\n\n\tdrawMode: {\n\t\tget: function () {\n\n\t\t\tconsole.error( 'THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode.' );\n\t\t\treturn TrianglesDrawMode;\n\n\t\t},\n\t\tset: function () {\n\n\t\t\tconsole.error( 'THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.' );\n\n\t\t}\n\t}\n\n} );\n\nObject.defineProperties( LOD.prototype, {\n\n\tobjects: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.LOD: .objects has been renamed to .levels.' );\n\t\t\treturn this.levels;\n\n\t\t}\n\t}\n\n} );\n\nObject.defineProperty( Skeleton.prototype, 'useVertexTexture', {\n\n\tget: function () {\n\n\t\tconsole.warn( 'THREE.Skeleton: useVertexTexture has been removed.' );\n\n\t},\n\tset: function () {\n\n\t\tconsole.warn( 'THREE.Skeleton: useVertexTexture has been removed.' );\n\n\t}\n\n} );\n\nSkinnedMesh.prototype.initBones = function () {\n\n\tconsole.error( 'THREE.SkinnedMesh: initBones() has been removed.' );\n\n};\n\nObject.defineProperty( Curve.prototype, '__arcLengthDivisions', {\n\n\tget: function () {\n\n\t\tconsole.warn( 'THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions.' );\n\t\treturn this.arcLengthDivisions;\n\n\t},\n\tset: function ( value ) {\n\n\t\tconsole.warn( 'THREE.Curve: .__arcLengthDivisions is now .arcLengthDivisions.' );\n\t\tthis.arcLengthDivisions = value;\n\n\t}\n\n} );
109\n\n//\n\nPerspectiveCamera.prototype.setLens = function ( focalLength, filmGauge ) {\n\n\tconsole.warn( \"THREE.PerspectiveCamera.setLens is deprecated. \" +\n\t\t\t\"Use .setFocalLength and .filmGauge for a photographic setup.\" );\n\n\tif ( filmGauge !== undefined ) this.filmGauge = filmGauge;\n\tthis.setFocalLength( focalLength );\n\n};\n\n//\n\nObject.defineProperties( Light.prototype, {\n\tonlyShadow: {\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.Light: .onlyShadow has been removed.' );\n\n\t\t}\n\t},\n\tshadowCameraFov: {\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.Light: .shadowCameraFov is now .shadow.camera.fov.' );\n\t\t\tthis.shadow.camera.fov = value;\n\n\t\t}\n\t},\n\tshadowCameraLeft: {\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.Light: .shadowCameraLeft is now .shadow.camera.left.' );\n\t\t\tthis.shadow.camera.left = value;\n\n\t\t}\n\t},\n\tshadowCameraRight: {\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.Light: .shadowCameraRight is now .shadow.camera.right.' );\n\t\t\tthis.shadow.camera.right = value;\n\n\t\t}\n\t},\n\tshadowCameraTop: {\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.Light: .shadowCameraTop is now .shadow.camera.top.' );\n\t\t\tthis.shadow.camera.top = value;\n\n\t\t}\n\t},\n\tshadowCameraBottom: {\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom.' );\n\t\t\tthis.shadow.camera.bottom = value;\n\n\t\t}\n\t},\n\tshadowCameraNear: {\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.Light: .shadowCameraNear is now .shadow.camera.near.' );\n\t\t\tthis.shadow.camera.near = value;\n\n\t\t}\n\t},\n\tshadowCameraFar: {\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.Light: .shadowCameraFar is now .shadow.camera.far.' );\n\t\t\tthis.shadow.camera.far = value;\n\n\t\t}\n\t},\n\tshadowCameraVisible: {\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.' );\n\n\t\t}\n\t},\n\tshadowBias: {\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.Light: .shadowBias is now .shadow.bias.' );\n\t\t\tthis.shadow.bias = value;\n\n\t\t}\n\t},\n\tshadowDarkness: {\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.Light: .shadowDarkness has been removed.' );\n\n\t\t}\n\t},\n\tshadowMapWidth: {\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.Light: .shadowMapWidth is now .shadow.mapSize.width.' );\n\t\t\tthis.shadow.mapSize.width = value;\n\n\t\t}\n\t},\n\tshadowMapHeight: {\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.Light: .shadowMapHeight is now .shadow.mapSize.height.' );\n\t\t\tthis.shadow.mapSize.height = value;\n\n\t\t}\n\t}\n} );\n\n//\n\nObject.defineProperties( BufferAttribute.prototype, {\n\n\tlength: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.BufferAttribute: .length has been deprecated. Use .count instead.' );\n\t\t\treturn this.array.length;\n\n\t\t}\n\t},\n\tdynamic: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead.' );\n\t\t\treturn this.usage === DynamicDrawUsage;\n\n\t\t},\n\t\tset: function ( /* value */ ) {\n\n\t\t\tconsole.warn( 'THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead.' );\n\t\t\tthis.setUsage( DynamicDrawUsage );\n\n\t\t}\n\t}\n\n} );\n\nObject.assign( BufferAttribute.prototype, {\n\tsetDynamic: function ( value ) {\n\n\t\tconsole.warn( 'THREE.BufferAttribute: .setDynamic() has been deprecated. Use .setUsage() instead.' );\n\t\tthis.setUsage( value === true ? DynamicDrawUsage : StaticDrawUsage );\n\t\treturn this;\n\n\t},\n\tcopyIndicesArray: function ( /* indices */ ) {\n\n\t\tconsole.error( 'THREE.BufferAttribute: .copyIndicesArray() has been removed.' );\n\n\t},\n\tsetArray: function ( /* array */ ) {\n\n\t\tconsole.error( 'THREE.BufferAttribute: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers' );\n\n\t}\n} );\n\nObject.assign( BufferGeometry.prototype, {\n\n\taddIndex: function ( index ) {\n\n\t\tconsole.warn( 'THREE.BufferGeometry: .addIndex() has been renamed to .setIndex().' );\n\t\tthis.setIndex( index );\n\n\t},\n\taddAttribute: function ( name, attribute ) {\n\n\t\tconsole.warn( 'THREE.BufferGeometry: .addAttribute() has been renamed to .setAttribute().' );\n\n\t\tif ( ! ( attribute && attribute.isBufferAttribute ) && ! ( attribute && attribute.isInterleavedBufferAttribute ) ) {\n\n\t\t\tconsole.warn( 'THREE.BufferGeometry: .addAttribute() now expects ( name, attribute ).' );\n\n\t\t\treturn this.setAttribute( name, new BufferAttribute( arguments[ 1 ], arguments[ 2 ] ) );\n\n\t\t}\n\n\t\tif ( name === 'index' ) {\n\n\t\t\tconsole.warn( 'THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute.' );\n\t\t\tthis.setIndex( attribute );\n\n\t\t\treturn this;\n\n\t\t}\n\n\t\treturn this.setAttribute( name, attribute );\n\n\t},\n\taddDrawCall: function ( start, count, indexOffset ) {\n\n\t\tif ( indexOffset !== undefined ) {\n\n\t\t\tconsole.warn( 'THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset.' );\n\n\t\t}\n\n\t\tconsole.warn( 'THREE.BufferGeometry: .addDrawCall() is now .addGroup().' );\n\t\tthis.addGroup( start, count );\n\n\t},\n\tclearDrawCalls: function () {\n\n\t\tconsole.warn( 'THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups().' );\n\t\tthis.clearGroups();\n\n\t},\n\tcomputeTangents: function () {\n\n\t\tconsole.warn( 'THREE.BufferGeometry: .computeTangents() has been removed.' );\n\n\t},\n\tcomputeOffsets: function () {\n\n\t\tconsole.warn( 'THREE.BufferGeometry: .computeOffsets() has been removed.' );\n\n\t},\n\tremoveAttribute: function ( name ) {\n\n\t\tconsole.warn( 'THREE.BufferGeometry: .removeAttribute() has been renamed to .deleteAttribute().' );\n\n\t\treturn this.deleteAttribute( name );\n\n\t}
109,\n\tapplyMatrix: function ( matrix ) {\n\n\t\tconsole.warn( 'THREE.BufferGeometry: .applyMatrix() has been renamed to .applyMatrix4().' );\n\t\treturn this.applyMatrix4( matrix );\n\n\t}\n\n} );\n\nObject.defineProperties( BufferGeometry.prototype, {\n\n\tdrawcalls: {\n\t\tget: function () {\n\n\t\t\tconsole.error( 'THREE.BufferGeometry: .drawcalls has been renamed to .groups.' );\n\t\t\treturn this.groups;\n\n\t\t}\n\t},\n\toffsets: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.BufferGeometry: .offsets has been renamed to .groups.' );\n\t\t\treturn this.groups;\n\n\t\t}\n\t}\n\n} );\n\nObject.defineProperties( InstancedBufferGeometry.prototype, {\n\n\tmaxInstancedCount: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.InstancedBufferGeometry: .maxInstancedCount has been renamed to .instanceCount.' );\n\t\t\treturn this.instanceCount;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.InstancedBufferGeometry: .maxInstancedCount has been renamed to .instanceCount.' );\n\t\t\tthis.instanceCount = value;\n\n\t\t}\n\t}\n\n} );\n\nObject.defineProperties( Raycaster.prototype, {\n\n\tlinePrecision: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.Raycaster: .linePrecision has been deprecated. Use .params.Line.threshold instead.' );\n\t\t\treturn this.params.Line.threshold;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.Raycaster: .linePrecision has been deprecated. Use .params.Line.threshold instead.' );\n\t\t\tthis.params.Line.threshold = value;\n\n\t\t}\n\t}\n\n} );\n\nObject.defineProperties( InterleavedBuffer.prototype, {\n\n\tdynamic: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.InterleavedBuffer: .length has been deprecated. Use .usage instead.' );\n\t\t\treturn this.usage === DynamicDrawUsage;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.InterleavedBuffer: .length has been deprecated. Use .usage instead.' );\n\t\t\tthis.setUsage( value );\n\n\t\t}\n\t}\n\n} );\n\nObject.assign( InterleavedBuffer.prototype, {\n\tsetDynamic: function ( value ) {\n\n\t\tconsole.warn( 'THREE.InterleavedBuffer: .setDynamic() has been deprecated. Use .setUsage() instead.' );\n\t\tthis.setUsage( value === true ? DynamicDrawUsage : StaticDrawUsage );\n\t\treturn this;\n\n\t},\n\tsetArray: function ( /* array */ ) {\n\n\t\tconsole.error( 'THREE.InterleavedBuffer: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers' );\n\n\t}\n} );\n\n//\n\nObject.assign( ExtrudeBufferGeometry.prototype, {\n\n\tgetArrays: function () {\n\n\t\tconsole.error( 'THREE.ExtrudeBufferGeometry: .getArrays() has been removed.' );\n\n\t},\n\n\taddShapeList: function () {\n\n\t\tconsole.error( 'THREE.ExtrudeBufferGeometry: .addShapeList() has been removed.' );\n\n\t},\n\n\taddShape: function () {\n\n\t\tconsole.error( 'THREE.ExtrudeBufferGeometry: .addShape() has been removed.' );\n\n\t}\n\n} );\n\n//\n\nObject.defineProperties( Uniform.prototype, {\n\n\tdynamic: {\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.Uniform: .dynamic has been removed. Use object.onBeforeRender() instead.' );\n\n\t\t}\n\t},\n\tonUpdate: {\n\t\tvalue: function () {\n\n\t\t\tconsole.warn( 'THREE.Uniform: .onUpdate() has been removed. Use object.onBeforeRender() instead.' );\n\t\t\treturn this;\n\n\t\t}\n\t}\n\n} );\n\n//\n\nObject.defineProperties( Material.prototype, {\n\n\twrapAround: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.Material: .wrapAround has been removed.' );\n\n\t\t},\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.Material: .wrapAround has been removed.' );\n\n\t\t}\n\t},\n\n\toverdraw: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.Material: .overdraw has been removed.' );\n\n\t\t},\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.Material: .overdraw has been removed.' );\n\n\t\t}\n\t},\n\n\twrapRGB: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.Material: .wrapRGB has been removed.' );\n\t\t\treturn new Color();\n\n\t\t}\n\t},\n\n\tshading: {\n\t\tget: function () {\n\n\t\t\tconsole.error( 'THREE.' + this.type + ': .shading has been removed. Use the boolean .flatShading instead.' );\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.' + this.type + ': .shading has been removed. Use the boolean .flatShading instead.' );\n\t\t\tthis.flatShading = ( value === FlatShading );\n\n\t\t}\n\t},\n\n\tstencilMask: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.' + this.type + ': .stencilMask has been removed. Use .stencilFuncMask instead.' );\n\t\t\treturn this.stencilFuncMask;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.' + this.type + ': .stencilMask has been removed. Use .stencilFuncMask instead.' );\n\t\t\tthis.stencilFuncMask = value;\n\n\t\t}\n\t}\n\n} );\n\nObject.defineProperties( MeshPhongMaterial.prototype, {\n\n\tmetal: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead.' );\n\t\t\treturn false;\n\n\t\t},\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.MeshPhongMaterial: .metal has been removed. Use THREE.MeshStandardMaterial instead' );\n\n\t\t}\n\t}\n\n} );\n\nObject.defineProperties( MeshPhysicalMaterial.prototype, {\n\n\ttransparency: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.MeshPhysicalMaterial: .transparency has been renamed to .transmission.' );\n\t\t\treturn this.transmission;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.MeshPhysicalMaterial: .transparency has been renamed to .transmission.' );\n\t\t\tthis.transmission = value;\n\n\t\t}\n\t}\n\n} );\n\nObject.defineProperties( ShaderMaterial.prototype, {\n\n\tderivatives: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives.' );\n\t\t\treturn this.extensions.derivatives;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives.' );\n\t\t\tthis.extensions.derivatives = value;\n\n\t\t}\n\t}\n\n} );\n\n//\n\nObject.assign( WebGLRenderer.prototype, {\n\n\tclearTarget: function ( renderTarget, color, depth, stencil ) {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .clearTarget() has been deprecated. Use .setRenderTarget() and .clear() instead.' );\n\t\tthis.setRenderTarget( renderTarget );\n\t\tthis.clear( color, depth, stencil );\n\n\t},\n\tanimate: function ( callback ) {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .animate() is now .setAnimationLoop().' );\n\t\tthis.setAnimationLoop( callback );\n\n\t},\n\tgetCurrentRenderTarget: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .getCurrentRenderTarget() is now .getRenderTarget().' );\n\t\treturn this.getRenderTarget();\n\n\t},\n\tgetMaxAnisotropy: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .getMaxAnisotropy() is now .capabilities.getMaxAnisotropy().' );\n\t\treturn this.capabilities.getMaxAnisotropy();\n\n\t},\n\tgetPrecision: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .getPrecision() is now .capabilities.precision.' );\n\t\treturn this.capabilities.precision;\n\n\t},\n\tresetGLState: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .resetGLState() is now .state.reset().' );\n\t\treturn this.state.reset();\n\n\t},\n\tsupportsFloatTextures: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( \\'OES_texture_float\\' ).' );\n\t\treturn this.extensions.get( 'OES_texture_float' );\n\n\t},\n\tsupportsHalfFloatTextures: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( \\'OES_texture_half_float\\' ).' );\n\t\treturn this.extensions.get( 'OES_texture_half_float' );\n\n\t},\n\tsupportsStandardDerivatives: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( \\'OES_standard_derivatives\\' ).' );\n\t\treturn this.extensions.get( 'OES_standard_derivatives' );\n\n\t},\n\tsupportsCompressedTextureS3TC: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( \\'WEBGL_compressed_texture_s3tc\\' ).' );\n\t\treturn this.extensions.get( 'WEBGL_compressed_texture_s3tc' );\n\n\t},\n\tsupportsCompressedTexturePVRTC: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( \\'WEBGL_compressed_texture_pvrtc\\' ).' );\n\t\treturn this.extensions.get( 'WEBGL_compressed_texture_pvrtc' );\n\n\t},\n\tsupportsBlendMinMax: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( \\'EXT_blend_minmax\\' ).' );\n\t\treturn this.extensions.get( 'EXT_blend_minmax' );\n\n\t},\n\tsupportsVertexTextures: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .supportsVertexTextures() is now .capabilities.vertexTextures.' );\n\t\treturn this.capabilities.vertexTextures;\n\n\t},\n\tsupportsInstancedArrays: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( \\'ANGLE_
109instanced_arrays\\' ).' );\n\t\treturn this.extensions.get( 'ANGLE_instanced_arrays' );\n\n\t},\n\tenableScissorTest: function ( boolean ) {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest().' );\n\t\tthis.setScissorTest( boolean );\n\n\t},\n\tinitMaterial: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .initMaterial() has been removed.' );\n\n\t},\n\taddPrePlugin: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .addPrePlugin() has been removed.' );\n\n\t},\n\taddPostPlugin: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .addPostPlugin() has been removed.' );\n\n\t},\n\tupdateShadowMap: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .updateShadowMap() has been removed.' );\n\n\t},\n\tsetFaceCulling: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .setFaceCulling() has been removed.' );\n\n\t},\n\tallocTextureUnit: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .allocTextureUnit() has been removed.' );\n\n\t},\n\tsetTexture: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .setTexture() has been removed.' );\n\n\t},\n\tsetTexture2D: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .setTexture2D() has been removed.' );\n\n\t},\n\tsetTextureCube: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .setTextureCube() has been removed.' );\n\n\t},\n\tgetActiveMipMapLevel: function () {\n\n\t\tconsole.warn( 'THREE.WebGLRenderer: .getActiveMipMapLevel() is now .getActiveMipmapLevel().' );\n\t\treturn this.getActiveMipmapLevel();\n\n\t}\n\n} );\n\nObject.defineProperties( WebGLRenderer.prototype, {\n\n\tshadowMapEnabled: {\n\t\tget: function () {\n\n\t\t\treturn this.shadowMap.enabled;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled.' );\n\t\t\tthis.shadowMap.enabled = value;\n\n\t\t}\n\t},\n\tshadowMapType: {\n\t\tget: function () {\n\n\t\t\treturn this.shadowMap.type;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type.' );\n\t\t\tthis.shadowMap.type = value;\n\n\t\t}\n\t},\n\tshadowMapCullFace: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.' );\n\t\t\treturn undefined;\n\n\t\t},\n\t\tset: function ( /* value */ ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.' );\n\n\t\t}\n\t},\n\tcontext: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .context has been removed. Use .getContext() instead.' );\n\t\t\treturn this.getContext();\n\n\t\t}\n\t},\n\tvr: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .vr has been renamed to .xr' );\n\t\t\treturn this.xr;\n\n\t\t}\n\t},\n\tgammaInput: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead.' );\n\t\t\treturn false;\n\n\t\t},\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead.' );\n\n\t\t}\n\t},\n\tgammaOutput: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead.' );\n\t\t\treturn false;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead.' );\n\t\t\tthis.outputEncoding = ( value === true ) ? sRGBEncoding : LinearEncoding;\n\n\t\t}\n\t},\n\ttoneMappingWhitePoint: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .toneMappingWhitePoint has been removed.' );\n\t\t\treturn 1.0;\n\n\t\t},\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .toneMappingWhitePoint has been removed.' );\n\n\t\t}\n\t},\n\n} );\n\nObject.defineProperties( WebGLShadowMap.prototype, {\n\n\tcullFace: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.' );\n\t\t\treturn undefined;\n\n\t\t},\n\t\tset: function ( /* cullFace */ ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.' );\n\n\t\t}\n\t},\n\trenderReverseSided: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.' );\n\t\t\treturn undefined;\n\n\t\t},\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.' );\n\n\t\t}\n\t},\n\trenderSingleSided: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.' );\n\t\t\treturn undefined;\n\n\t\t},\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.' );\n\n\t\t}\n\t}\n\n} );\n\nfunction WebGLRenderTargetCube( width, height, options ) {\n\n\tconsole.warn( 'THREE.WebGLRenderTargetCube( width, height, options ) is now WebGLCubeRen
109derTarget( size, options ).' );\n\treturn new WebGLCubeRenderTarget( width, options );\n\n}\n\n//\n\nObject.defineProperties( WebGLRenderTarget.prototype, {\n\n\twrapS: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS.' );\n\t\t\treturn this.texture.wrapS;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS.' );\n\t\t\tthis.texture.wrapS = value;\n\n\t\t}\n\t},\n\twrapT: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT.' );\n\t\t\treturn this.texture.wrapT;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT.' );\n\t\t\tthis.texture.wrapT = value;\n\n\t\t}\n\t},\n\tmagFilter: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter.' );\n\t\t\treturn this.texture.magFilter;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter.' );\n\t\t\tthis.texture.magFilter = value;\n\n\t\t}\n\t},\n\tminFilter: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter.' );\n\t\t\treturn this.texture.minFilter;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter.' );\n\t\t\tthis.texture.minFilter = value;\n\n\t\t}\n\t},\n\tanisotropy: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy.' );\n\t\t\treturn this.texture.anisotropy;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy.' );\n\t\t\tthis.texture.anisotropy = value;\n\n\t\t}\n\t},\n\toffset: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .offset is now .texture.offset.' );\n\t\t\treturn this.texture.offset;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .offset is now .texture.offset.' );\n\t\t\tthis.texture.offset = value;\n\n\t\t}\n\t},\n\trepeat: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .repeat is now .texture.repeat.' );\n\t\t\treturn this.texture.repeat;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .repeat is now .texture.repeat.' );\n\t\t\tthis.texture.repeat = value;\n\n\t\t}\n\t},\n\tformat: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .format is now .texture.format.' );\n\t\t\treturn this.texture.format;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .format is now .texture.format.' );\n\t\t\tthis.texture.format = value;\n\n\t\t}\n\t},\n\ttype: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .type is now .texture.type.' );\n\t\t\treturn this.texture.type;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .type is now .texture.type.' );\n\t\t\tthis.texture.type = value;\n\n\t\t}\n\t},\n\tgenerateMipmaps: {\n\t\tget: function () {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps.' );\n\t\t\treturn this.texture.generateMipmaps;\n\n\t\t},\n\t\tset: function ( value ) {\n\n\t\t\tconsole.warn( 'THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps.' );\n\t\t\tthis.texture.generateMipmaps = value;\n\n\t\t}\n\t}\n\n} );\n\n//\n\nObject.defineProperties( Audio.prototype, {\n\n\tload: {\n\t\tvalue: function ( file ) {\n\n\t\t\tconsole.warn( 'THREE.Audio: .load has been deprecated. Use THREE.AudioLoader instead.' );\n\t\t\tconst scope = this;\n\t\t\tconst audioLoader = new AudioLoader();\n\t\t\taudioLoader.load( file, function ( buffer ) {\n\n\t\t\t\tscope.setBuffer( buffer );\n\n\t\t\t} );\n\t\t\treturn this;\n\n\t\t}\n\t},\n\tstartTime: {\n\t\tset: function () {\n\n\t\t\tconsole.warn( 'THREE.Audio: .startTime is now .play( delay ).' );\n\n\t\t}\n\t}\n\n} );\n\nAudioAnalyser.prototype.getData = function () {\n\n\tconsole.warn( 'THREE.AudioAnalyser: .getData() is now .getFrequencyData().' );\n\treturn this.getFrequencyData();\n\n};\n\n//\n\nCubeCamera.prototype.updateCubeMap = function ( renderer, scene ) {\n\n\tconsole.warn( 'THREE.CubeCamera: .updateCubeMap() is now .update(
109).' );\n\treturn this.update( renderer, scene );\n\n};\n\n//\n\nconst GeometryUtils = {\n\n\tmerge: function ( geometry1, geometry2, materialIndexOffset ) {\n\n\t\tconsole.warn( 'THREE.GeometryUtils: .merge() has been moved to Geometry. Use geometry.merge( geometry2, matrix, materialIndexOffset ) instead.' );\n\t\tlet matrix;\n\n\t\tif ( geometry2.isMesh ) {\n\n\t\t\tgeometry2.matrixAutoUpdate && geometry2.updateMatrix();\n\n\t\t\tmatrix = geometry2.matrix;\n\t\t\tgeometry2 = geometry2.geometry;\n\n\t\t}\n\n\t\tgeometry1.merge( geometry2, matrix, materialIndexOffset );\n\n\t},\n\n\tcenter: function ( geometry ) {\n\n\t\tconsole.warn( 'THREE.GeometryUtils: .center() has been moved to Geometry. Use geometry.center() instead.' );\n\t\treturn geometry.center();\n\n\t}\n\n};\n\nImageUtils.crossOrigin = undefined;\n\nImageUtils.loadTexture = function ( url, mapping, onLoad, onError ) {\n\n\tconsole.warn( 'THREE.ImageUtils.loadTexture has been deprecated. Use THREE.TextureLoader() instead.' );\n\n\tconst loader = new TextureLoader();\n\tloader.setCrossOrigin( this.crossOrigin );\n\n\tconst texture = loader.load( url, onLoad, undefined, onError );\n\n\tif ( mapping ) texture.mapping = mapping;\n\n\treturn texture;\n\n};\n\nImageUtils.loadTextureCube = function ( urls, mapping, onLoad, onError ) {\n\n\tconsole.warn( 'THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.' );\n\n\tconst loader = new CubeTextureLoader();\n\tloader.setCrossOrigin( this.crossOrigin );\n\n\tconst texture = loader.load( urls, onLoad, undefined, onError );\n\n\tif ( mapping ) texture.mapping = mapping;\n\n\treturn texture;\n\n};\n\nImageUtils.loadCompressedTexture = function () {\n\n\tconsole.error( 'THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.' );\n\n};\n\nImageUtils.loadCompressedTextureCube = function () {\n\n\tconsole.error( 'THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.' );\n\n};\n\n//\n\nfunction CanvasRenderer() {\n\n\tconsole.error( 'THREE.CanvasRenderer has been removed' );\n\n}\n\n//\n\nfunction JSONLoader() {\n\n\tconsole.error( 'THREE.JSONLoader has been removed.' );\n\n}\n\n//\n\nconst SceneUtils = {\n\n\tcreateMultiMaterialObject: function ( /* geometry, materials */ ) {\n\n\t\tconsole.error( 'THREE.SceneUtils has been moved to /examples/jsm/utils/SceneUtils.js' );\n\n\t},\n\n\tdetach: function ( /* child, parent, scene */ ) {\n\n\t\tconsole.error( 'THREE.SceneUtils has been moved to /examples/jsm/utils/SceneUtils.js' );\n\n\t},\n\n\tattach: function ( /* child, scene, parent */ ) {\n\n\t\tconsole.error( 'THREE.SceneUtils has been moved to /examples/jsm/utils/SceneUtils.js' );\n\n\t}\n\n};\n\n//\n\nfunction LensFlare() {\n\n\tconsole.error( 'THREE.LensFlare has been moved to /examples/jsm/objects/Lensflare.js' );\n\n}\n\nif ( typeof __THREE_DEVTOOLS__ !== 'undefined' ) {\n\n\t/* eslint-disable no-undef */\n\t__THREE_DEVTOOLS__.dispatchEvent( new CustomEvent( 'register', { detail: {\n\t\trevision: REVISION,\n\t} } ) );\n\t/* eslint-enable no-undef */\n\n}\n\n\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/build/three.module.js?"); 110 111/***/ }), 112
113/***/ "./homepage-splash-assets/src/js/vendor/jsm/libs/dat.gui.module.js": 114/*!*************************************************************************!*\ 115 !*** ./homepage-splash-assets/src/js/vendor/jsm/libs/dat.gui.module.js ***! 116 \*************************************************************************/ 117/*! exports provided: color, controllers, dom, gui, GUI, default */ 118/***/ (function(module, __webpack_exports__, __webpack_require__) { 119 120"use strict"; 121eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"color\", function() { return color; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"controllers\", function() { return controllers; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"dom\", function() { return dom$1; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"gui\", function() { return gui; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"GUI\", function() { return GUI$1; });\n/**\n * dat-gui JavaScript Controller Library\n * http://code.google.com/p/dat-gui\n *\n * Copyright 2011 Data Arts Team, Google Creative Lab\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n */\n\nfunction ___$insertStyle( css ) {\n\n\tif ( ! css ) {\n\n\t\treturn;\n\n\t}\n\tif ( typeof window === 'undefined' ) {\n\n\t\treturn;\n\n\t}\n\n\tvar style = document.createElement( 'style' );\n\n\tstyle.setAttribute( 'type', 'text/css' );\n\tstyle.innerHTML = css;\n\tdocument.head.appendChild( style );\n\n\treturn css;\n\n}\n\nfunction colorToString( color, forceCSSHex ) {\n\n\tvar colorFormat = color.__state.conversionName.toString();\n\tvar r = Math.round( color.r );\n\tvar g = Math.round( color.g );\n\tvar b = Math.round( color.b );\n\tvar a = color.a;\n\tvar h = Math.round( color.h );\n\tvar s = color.s.toFixed( 1 );\n\tvar v = color.v.toFixed( 1 );\n\tif ( forceCSSHex || colorFormat === 'THREE_CHAR_HEX' || colorFormat === 'SIX_CHAR_HEX' ) {\n\n\t\tvar str = color.hex.toString( 16 );\n\t\twhile ( str.length < 6 ) {\n\n\t\t\tstr = '0' + str;\n\n\t\t}\n\t\treturn '#' + str;\n\n\t} else if ( colorFormat === 'CSS_RGB' ) {\n\n\t\treturn 'rgb(' + r + ',' + g + ',' + b + ')';\n\n\t} else if ( colorFormat === 'CSS_RGBA' ) {\n\n\t\treturn 'rgba(' + r + ',' + g + ',' + b + ',' + a + ')';\n\n\t} else if ( colorFormat === 'HEX' ) {\n\n\t\treturn '0x' + color.hex.toString( 16 );\n\n\t} else if ( colorFormat === 'RGB_ARRAY' ) {\n\n\t\treturn '[' + r + ',' + g + ',' + b + ']';\n\n\t} else if ( colorFormat === 'RGBA_ARRAY' ) {\n\n\t\treturn '[' + r + ',' + g + ',' + b + ',' + a + ']';\n\n\t} else if ( colorFormat === 'RGB_OBJ' ) {\n\n\t\treturn '{r:' + r + ',g:' + g + ',b:' + b + '}';\n\n\t} else if ( colorFormat === 'RGBA_OBJ' ) {\n\n\t\treturn '{r:' + r + ',g:' + g + ',b:' + b + ',a:' + a + '}';\n\n\t} else if ( colorFormat === 'HSV_OBJ' ) {\n\n\t\treturn '{h:' + h + ',s:' + s + ',v:' + v + '}';\n\n\t} else if ( colorFormat === 'HSVA_OBJ' ) {\n\n\t\treturn '{h:' + h + ',s:' + s + ',v:' + v + ',a:' + a + '}';\n\n\t}\n\treturn 'unknown format';\n\n}\n\nvar ARR_EACH = Array.prototype.forEach;\nvar ARR_SLICE = Array.prototype.slice;\nvar Common = {\n\tBREAK: {},\n\textend: function extend( target ) {\n\n\t\tthis.each( ARR_SLICE.call( arguments, 1 ), function ( obj ) {\n\n\t\t\tvar keys = this.isObject( obj ) ? Object.keys( obj ) : [];\n\t\t\tkeys.forEach( function ( key ) {\n\n\t\t\t\tif ( ! this.isUndefined( obj[ key ] ) ) {\n\n\t\t\t\t\ttarget[ key ] = obj[ key ];\n\n\t\t\t\t}\n\n\t\t\t}.bind( this ) );\n\n\t\t}, this );\n\t\treturn target;\n\n\t},\n\tdefaults: function defaults( target ) {\n\n\t\tthis.each( ARR_SLICE.call( arguments, 1 ), function ( obj ) {\n\n\t\t\tvar keys = this.isObject( obj ) ? Object.keys( obj ) : [];\n\t\t\tkeys.forEach( function ( key ) {\n\n\t\t\t\tif ( this.isUndefined( target[ key ] ) ) {\n\n\t\t\t\t\ttarget[ key ] = obj[ key ];\n\n\t\t\t\t}\n\n\t\t\t}.bind( this ) );\n\n\t\t}, this );\n\t\treturn target;\n\n\t},\n\tcompose: function compose() {\n\n\t\tvar toCall = ARR_SLICE.call( arguments );\n\t\treturn function () {\n\n\t\t\tvar args = ARR_SLICE.call( arguments );\n\t\t\tfor ( var i = toCall.length - 1; i >= 0; i -- ) {\n\n\t\t\t\targs = [ toCall[ i ].apply( this, args ) ];\n\n\t\t\t}\n\t\t\treturn args[ 0 ];\n\n\t\t};\n\n\t},\n\teach: function each( obj, itr, scope ) {\n\n\t\tif ( ! obj ) {\n\n\t\t\treturn;\n\n\t\t}
121\n\t\tif ( ARR_EACH && obj.forEach && obj.forEach === ARR_EACH ) {\n\n\t\t\tobj.forEach( itr, scope );\n\n\t\t} else if ( obj.length === obj.length + 0 ) {\n\n\t\t\tvar key = void 0;\n\t\t\tvar l = void 0;\n\t\t\tfor ( key = 0, l = obj.length; key < l; key ++ ) {\n\n\t\t\t\tif ( key in obj && itr.call( scope, obj[ key ], key ) === this.BREAK ) {\n\n\t\t\t\t\treturn;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tfor ( var _key in obj ) {\n\n\t\t\t\tif ( itr.call( scope, obj[ _key ], _key ) === this.BREAK ) {\n\n\t\t\t\t\treturn;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t},\n\tdefer: function defer( fnc ) {\n\n\t\tsetTimeout( fnc, 0 );\n\n\t},\n\tdebounce: function debounce( func, threshold, callImmediately ) {\n\n\t\tvar timeout = void 0;\n\t\treturn function () {\n\n\t\t\tvar obj = this;\n\t\t\tvar args = arguments;\n\t\t\tfunction delayed() {\n\n\t\t\t\ttimeout = null;\n\t\t\t\tif ( ! callImmediately ) func.apply( obj, args );\n\n\t\t\t}\n\t\t\tvar callNow = callImmediately || ! timeout;\n\t\t\tclearTimeout( timeout );\n\t\t\ttimeout = setTimeout( delayed, threshold );\n\t\t\tif ( callNow ) {\n\n\t\t\t\tfunc.apply( obj, args );\n\n\t\t\t}\n\n\t\t};\n\n\t},\n\ttoArray: function toArray( obj ) {\n\n\t\tif ( obj.toArray ) return obj.toArray();\n\t\treturn ARR_SLICE.call( obj );\n\n\t},\n\tisUndefined: function isUndefined( obj ) {\n\n\t\treturn obj === undefined;\n\n\t},\n\tisNull: function isNull( obj ) {\n\n\t\treturn obj === null;\n\n\t},\n\tisNaN: function ( _isNaN ) {\n\n\t\tfunction isNaN() {\n\n\t\t\treturn _isNaN.apply( this, arguments );\n\n\t\t}\n\t\tisNaN.toString = function () {\n\n\t\t\treturn _isNaN.toString();\n\n\t\t};\n\t\treturn isNaN;\n\n\t}( function ( obj ) {\n\n\t\treturn isNaN( obj );\n\n\t} ),\n\tisArray: Array.isArray || function ( obj ) {\n\n\t\treturn obj.constructor === Array;\n\n\t},\n\tisObject: function isObject( obj ) {\n\n\t\treturn obj === Object( obj );\n\n\t},\n\tisNumber: function isNumber( obj ) {\n\n\t\treturn obj === obj + 0;\n\n\t},\n\tisString: function isString( obj ) {\n\n\t\treturn obj === obj + '';\n\n\t},\n\tisBoolean: function isBoolean( obj ) {\n\n\t\treturn obj === false || obj === true;\n\n\t},\n\tisFunction: function isFunction( obj ) {\n\n\t\treturn obj instanceof Function;\n\n\t}\n};\n\nvar INTERPRETATIONS = [\n\t{\n\t\tlitmus: Common.isString,\n\t\tconversions: {\n\t\t\tTHREE_CHAR_HEX: {\n\t\t\t\tread: function read( original ) {\n\n\t\t\t\t\tvar test = original.match( /^#([A-F0-9])([A-F0-9])([A-F0-9])$/i );\n\t\t\t\t\tif ( test === null ) {\n\n\t\t\t\t\t\treturn false;\n\n\t\t\t\t\t}\n\t\t\t\t\treturn {\n\t\t\t\t\t\tspace: 'HEX',\n\t\t\t\t\t\thex: parseInt( '0x' + test[ 1 ].toString() + test[ 1 ].toString() + test[ 2 ].toString() + test[ 2 ].toString() + test[ 3 ].toString() + test[ 3 ].toString(), 0 )\n\t\t\t\t\t};\n\n\t\t\t\t},\n\t\t\t\twrite: colorToString\n\t\t\t},\n\t\t\tSIX_CHAR_HEX: {\n\t\t\t\tread: function read( original ) {\n\n\t\t\t\t\tvar test = original.match( /^#([A-F0-9]{6})$/i );\n\t\t\t\t\tif ( test === null ) {\n\n\t\t\t\t\t\treturn false;\n\n\t\t\t\t\t}\n\t\t\t\t\treturn {\n\t\t\t\t\t\tspace: 'HEX',\n\t\t\t\t\t\thex: parseInt( '0x' + test[ 1 ].toString(), 0 )\n\t\t\t\t\t};\n\n\t\t\t\t},\n\t\t\t\twrite: colorToString\n\t\t\t},\n\t\t\tCSS_RGB: {\n\t\t\t\tread: function read( original ) {\n\n\t\t\t\t\tvar test = original.match( /^rgb\\(\\s*(.+)\\s*,\\s*(.+)\\s*,\\s*(.+)\\s*\\)/ );\n\t\t\t\t\tif ( test === null ) {\n\n\t\t\t\t\t\treturn false;\n\n\t\t\t\t\t}\n\t\t\t\t\treturn {\n\t\t\t\t\t\tspace: 'RGB',\n\t\t\t\t\t\tr: parseFloat( test[ 1 ] ),\n\t\t\t\t\t\tg: parseFloat( test[ 2 ] ),\n\t\t\t\t\t\tb: parseFloat( test[ 3 ] )\n\t\t\t\t\t};\n\n\t\t\t\t},\n\t\t\t\twrite: colorToString\n\t\t\t},\n\t\t\tCSS_RGBA: {\n\t\t\t\tread: function read( original ) {\n\n\t\t\t\t\tvar test = original.match( /^rgba\\(\\s*(.+)\\s*,\\s*(.+)\\s*,\\s*(.+)\\s*,\\s*(.+)\\s*\\)/ );\n\t\t\t\t\tif ( test === null ) {\n\n\t\t\t\t\t\treturn false;\n\n\t\t\t\t\t}\n\t\t\t\t\treturn {\n\t\t\t\t\t\tspace: 'RGB',\n\t\t\t\t\t\tr: parseFloat( test[ 1 ] ),\n\t\t\t\t\t\tg: parseFloat( test[ 2 ] ),\n\t\t\t\t\t\tb: parseFloat( test[ 3 ] ),\n\t\t\t\t\t\ta: parseFloat( test[ 4 ] )\n\t\t\t\t\t};\n\n\t\t\t\t},\n\t\t\t\twrite: colorToString\n\t\t\t}\n\t\t}\n\t},\n\t{\n\t\tlitmus: Common.isNumber,\n\t\tconversions: {\n\t\t\tHEX: {\n\t\t\t\tread: function read( original ) {\n\n\t\t\t\t\treturn {\n\t\t\t\t\t\tspace
121: 'HEX',\n\t\t\t\t\t\thex: original,\n\t\t\t\t\t\tconversionName: 'HEX'\n\t\t\t\t\t};\n\n\t\t\t\t},\n\t\t\t\twrite: function write( color ) {\n\n\t\t\t\t\treturn color.hex;\n\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t},\n\t{\n\t\tlitmus: Common.isArray,\n\t\tconversions: {\n\t\t\tRGB_ARRAY: {\n\t\t\t\tread: function read( original ) {\n\n\t\t\t\t\tif ( original.length !== 3 ) {\n\n\t\t\t\t\t\treturn false;\n\n\t\t\t\t\t}\n\t\t\t\t\treturn {\n\t\t\t\t\t\tspace: 'RGB',\n\t\t\t\t\t\tr: original[ 0 ],\n\t\t\t\t\t\tg: original[ 1 ],\n\t\t\t\t\t\tb: original[ 2 ]\n\t\t\t\t\t};\n\n\t\t\t\t},\n\t\t\t\twrite: function write( color ) {\n\n\t\t\t\t\treturn [ color.r, color.g, color.b ];\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tRGBA_ARRAY: {\n\t\t\t\tread: function read( original ) {\n\n\t\t\t\t\tif ( original.length !== 4 ) return false;\n\t\t\t\t\treturn {\n\t\t\t\t\t\tspace: 'RGB',\n\t\t\t\t\t\tr: original[ 0 ],\n\t\t\t\t\t\tg: original[ 1 ],\n\t\t\t\t\t\tb: original[ 2 ],\n\t\t\t\t\t\ta: original[ 3 ]\n\t\t\t\t\t};\n\n\t\t\t\t},\n\t\t\t\twrite: function write( color ) {\n\n\t\t\t\t\treturn [ color.r, color.g, color.b, color.a ];\n\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t},\n\t{\n\t\tlitmus: Common.isObject,\n\t\tconversions: {\n\t\t\tRGBA_OBJ: {\n\t\t\t\tread: function read( original ) {\n\n\t\t\t\t\tif ( Common.isNumber( original.r ) && Common.isNumber( original.g ) && Common.isNumber( original.b ) && Common.isNumber( original.a ) ) {\n\n\t\t\t\t\t\treturn {\n\t\t\t\t\t\t\tspace: 'RGB',\n\t\t\t\t\t\t\tr: original.r,\n\t\t\t\t\t\t\tg: original.g,\n\t\t\t\t\t\t\tb: original.b,\n\t\t\t\t\t\t\ta: original.a\n\t\t\t\t\t\t};\n\n\t\t\t\t\t}\n\t\t\t\t\treturn false;\n\n\t\t\t\t},\n\t\t\t\twrite: function write( color ) {\n\n\t\t\t\t\treturn {\n\t\t\t\t\t\tr: color.r,\n\t\t\t\t\t\tg: color.g,\n\t\t\t\t\t\tb: color.b,\n\t\t\t\t\t\ta: color.a\n\t\t\t\t\t};\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tRGB_OBJ: {\n\t\t\t\tread: function read( original ) {\n\n\t\t\t\t\tif ( Common.isNumber( original.r ) && Common.isNumber( original.g ) && Common.isNumber( original.b ) ) {\n\n\t\t\t\t\t\treturn {\n\t\t\t\t\t\t\tspace: 'RGB',\n\t\t\t\t\t\t\tr: original.r,\n\t\t\t\t\t\t\tg: original.g,\n\t\t\t\t\t\t\tb: original.b\n\t\t\t\t\t\t};\n\n\t\t\t\t\t}\n\t\t\t\t\treturn false;\n\n\t\t\t\t},\n\t\t\t\twrite: function write( color ) {\n\n\t\t\t\t\treturn {\n\t\t\t\t\t\tr: color.r,\n\t\t\t\t\t\tg: color.g,\n\t\t\t\t\t\tb: color.b\n\t\t\t\t\t};\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tHSVA_OBJ: {\n\t\t\t\tread: function read( original ) {\n\n\t\t\t\t\tif ( Common.isNumber( original.h ) && Common.isNumber( original.s ) && Common.isNumber( original.v ) && Common.isNumber( original.a ) ) {\n\n\t\t\t\t\t\treturn {\n\t\t\t\t\t\t\tspace: 'HSV',\n\t\t\t\t\t\t\th: original.h,\n\t\t\t\t\t\t\ts: original.s,\n\t\t\t\t\t\t\tv: original.v,\n\t\t\t\t\t\t\ta: original.a\n\t\t\t\t\t\t};\n\n\t\t\t\t\t}\n\t\t\t\t\treturn false;\n\n\t\t\t\t},\n\t\t\t\twrite: function write( color ) {\n\n\t\t\t\t\treturn {\n\t\t\t\t\t\th: color.h,\n\t\t\t\t\t\ts: color.s,\n\t\t\t\t\t\tv: color.v,\n\t\t\t\t\t\ta: color.a\n\t\t\t\t\t};\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tHSV_OBJ: {\n\t\t\t\tread: function read( original ) {\n\n\t\t\t\t\tif ( Common.isNumber( original.h ) && Common.isNumber( original.s ) && Common.isNumber( original.v ) ) {\n\n\t\t\t\t\t\treturn {\n\t\t\t\t\t\t\tspace: 'HSV',\n\t\t\t\t\t\t\th: original.h,\n\t\t\t\t\t\t\ts: original.s,\n\t\t\t\t\t\t\tv: original.v\n\t\t\t\t\t\t};\n\n\t\t\t\t\t}\n\t\t\t\t\treturn false;\n\n\t\t\t\t},\n\t\t\t\twrite: function write( color ) {\n\n\t\t\t\t\treturn {\n\t\t\t\t\t\th: color.h,\n\t\t\t\t\t\ts: color.s,\n\t\t\t\t\t\tv: color.v\n\t\t\t\t\t};\n\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t} ];\nvar result = void 0;\nvar toReturn = void 0;\nvar interpret = function interpret() {\n\n\ttoReturn = false;\n\tvar original = arguments.length > 1 ? Common.toArray( arguments ) : arguments[ 0 ];\n\tCommon.each( INTERPRETATIONS, function ( family ) {\n\n\t\tif ( family.litmus( original ) ) {\n\n\t\t\tCommon.each( family.conversions, function ( conversion, conversionName ) {\n\n\t\t\t\tresult = conversion.read( original );\n\t\t\t\tif ( toReturn === false && result !== false ) {\n\n\t\t\t\t\ttoReturn = result;\n\t\t\t\t\tresult.conversionName = conversionName;\n\t\t\t\t\tresult.conversion = conversion;\n\t\t\t\t\treturn Common.BREAK;\n\n\t\t\t\t}\n\n\t\t\t} );\n\t\t\treturn Common.BREAK;\n\n\t\t}\n\n\t} );\n\treturn toReturn;\n\n};\n\nvar tmpComponent = void 0;\nvar ColorMath = {\n\thsv_to_rgb: function hsv_to_rgb( h, s, v ) {\n\n\t\tvar hi = Math.floor( h / 60 ) % 6;\n\t\tvar f = h / 60 - Math.floor( h / 60 );
121\n\t\tvar p = v * ( 1.0 - s );\n\t\tvar q = v * ( 1.0 - f * s );\n\t\tvar t = v * ( 1.0 - ( 1.0 - f ) * s );\n\t\tvar c = [[ v, t, p ], [ q, v, p ], [ p, v, t ], [ p, q, v ], [ t, p, v ], [ v, p, q ]][ hi ];\n\t\treturn {\n\t\t\tr: c[ 0 ] * 255,\n\t\t\tg: c[ 1 ] * 255,\n\t\t\tb: c[ 2 ] * 255\n\t\t};\n\n\t},\n\trgb_to_hsv: function rgb_to_hsv( r, g, b ) {\n\n\t\tvar min = Math.min( r, g, b );\n\t\tvar max = Math.max( r, g, b );\n\t\tvar delta = max - min;\n\t\tvar h = void 0;\n\t\tvar s = void 0;\n\t\tif ( max !== 0 ) {\n\n\t\t\ts = delta / max;\n\n\t\t} else {\n\n\t\t\treturn {\n\t\t\t\th: NaN,\n\t\t\t\ts: 0,\n\t\t\t\tv: 0\n\t\t\t};\n\n\t\t}\n\t\tif ( r === max ) {\n\n\t\t\th = ( g - b ) / delta;\n\n\t\t} else if ( g === max ) {\n\n\t\t\th = 2 + ( b - r ) / delta;\n\n\t\t} else {\n\n\t\t\th = 4 + ( r - g ) / delta;\n\n\t\t}\n\t\th /= 6;\n\t\tif ( h < 0 ) {\n\n\t\t\th += 1;\n\n\t\t}\n\t\treturn {\n\t\t\th: h * 360,\n\t\t\ts: s,\n\t\t\tv: max / 255\n\t\t};\n\n\t},\n\trgb_to_hex: function rgb_to_hex( r, g, b ) {\n\n\t\tvar hex = this.hex_with_component( 0, 2, r );\n\t\thex = this.hex_with_component( hex, 1, g );\n\t\thex = this.hex_with_component( hex, 0, b );\n\t\treturn hex;\n\n\t},\n\tcomponent_from_hex: function component_from_hex( hex, componentIndex ) {\n\n\t\treturn hex >> componentIndex * 8 & 0xFF;\n\n\t},\n\thex_with_component: function hex_with_component( hex, componentIndex, value ) {\n\n\t\treturn value << ( tmpComponent = componentIndex * 8 ) | hex & ~ ( 0xFF << tmpComponent );\n\n\t}\n};\n\nvar _typeof = typeof Symbol === \"function\" && typeof Symbol.iterator === \"symbol\" ? function ( obj ) {\n\n\treturn typeof obj;\n\n} : function ( obj ) {\n\n\treturn obj && typeof Symbol === \"function\" && obj.constructor === Symbol && obj !== Symbol.prototype ? \"symbol\" : typeof obj;\n\n};\n\n\n\n\n\n\n\n\n\n\n\nvar classCallCheck = function ( instance, Constructor ) {\n\n\tif ( ! ( instance instanceof Constructor ) ) {\n\n\t\tthrow new TypeError( \"Cannot call a class as a function\" );\n\n\t}\n\n};\n\nvar createClass = function () {\n\n\tfunction defineProperties( target, props ) {\n\n\t\tfor ( var i = 0; i < props.length; i ++ ) {\n\n\t\t\tvar descriptor = props[ i ];\n\t\t\tdescriptor.enumerable = descriptor.enumerable || false;\n\t\t\tdescriptor.configurable = true;\n\t\t\tif ( \"value\" in descriptor ) descriptor.writable = true;\n\t\t\tObject.defineProperty( target, descriptor.key, descriptor );\n\n\t\t}\n\n\t}\n\n\treturn function ( Constructor, protoProps, staticProps ) {\n\n\t\tif ( protoProps ) defineProperties( Constructor.prototype, protoProps );\n\t\tif ( staticProps ) defineProperties( Constructor, staticProps );\n\t\treturn Constructor;\n\n\t};\n\n}();\n\n\n\n\n\n\n\nvar get = function get( object, property, receiver ) {\n\n\tif ( object === null ) object = Function.prototype;\n\tvar desc = Object.getOwnPropertyDescriptor( object, property );\n\n\tif ( desc === undefined ) {\n\n\t\tvar parent = Object.getPrototypeOf( object );\n\n\t\tif ( parent === null ) {\n\n\t\t\treturn undefined;\n\n\t\t} else {\n\n\t\t\treturn get( parent, property, receiver );\n\n\t\t}\n\n\t} else if ( \"value\" in desc ) {\n\n\t\treturn desc.value;\n\n\t} else {\n\n\t\tvar getter = desc.get;\n\n\t\tif ( getter === undefined ) {\n\n\t\t\treturn undefined;\n\n\t\t}\n\n\t\treturn getter.call( receiver );\n\n\t}\n\n};\n\nvar inherits = function ( subClass, superClass ) {\n\n\tif ( typeof superClass !== \"function\" && superClass !== null ) {\n\n\t\tthrow new TypeError( \"Super expression must either be null or a function, not \" + typeof superClass );\n\n\t}\n\n\tsubClass.prototype = Object.create( superClass && superClass.prototype, {\n\t\tconstructor: {\n\t\t\tvalue: subClass,\n\t\t\tenumerable: false,\n\t\t\twritable: true,\n\t\t\tconfigurable: true\n\t\t}\n\t} );\n\tif ( superClass ) Object.setPrototypeOf ? Object.setPrototypeOf( subClass, superClass ) : subClass.__proto__ = superClass;\n\n};\n\n\n\n\n\n\n\n\n\n\n\nvar possibleConstructorReturn = function ( self, call ) {\n\n\tif ( ! self ) {\n\n\t\tthrow new ReferenceError( \"this hasn't been initialised - super() hasn't been called\" );\n\n\t}\n\n\treturn call && ( typeof call === \"object\" || typeof call === \"function\" ) ? call : self;\n\n};\n\nvar Color = function () {\n\n\tfunction Color() {\n\n\t\tclassCallCheck( this, Color );\n\t\tthis.__state = interpret.apply( this, arguments );\n\t\tif ( this.__state === false ) {\n\n\t\t\tthrow new Error( 'Failed to interpret color arguments' );\n\n\t\t}\n\t\tthis.__state.a = this.__state.a || 1;\n\n\t}\n\tcreateClass( Color, [ {\n\t\tkey: 'toString',\n\t\tvalue: function toString() {\n\n\t\t\treturn colorToString( this );\n\n\t\t}\n\t}, {\n\t\tkey: 'toHexString',\n\t\tvalue: function toHexString() {\n\n\t\t\treturn colorToString( this, true );\n\n\t\t}\n\t}, {\n\t\tkey: 'toOriginal',\n\t\tvalue: function toOriginal() {\n\n\t\t\treturn this.__state.conversion.write( this );\n\n\t\t}\n\t} ] );\n\treturn Color;\n\n}();\nfunction defineRGBComponent( target, component, componentHexIndex ) {\n\n\tObject.defineProperty( target, component, {\n\t\tget: function get$$1() {\n\n\t\t\tif ( this.__state.space === 'RGB' ) {\n\n\t\t\t\treturn this.__state[ component ];\n\n\t\t\t}
121\n\t\t\tColor.recalculateRGB( this, component, componentHexIndex );\n\t\t\treturn this.__state[ component ];\n\n\t\t},\n\t\tset: function set$$1( v ) {\n\n\t\t\tif ( this.__state.space !== 'RGB' ) {\n\n\t\t\t\tColor.recalculateRGB( this, component, componentHexIndex );\n\t\t\t\tthis.__state.space = 'RGB';\n\n\t\t\t}\n\t\t\tthis.__state[ component ] = v;\n\n\t\t}\n\t} );\n\n}\nfunction defineHSVComponent( target, component ) {\n\n\tObject.defineProperty( target, component, {\n\t\tget: function get$$1() {\n\n\t\t\tif ( this.__state.space === 'HSV' ) {\n\n\t\t\t\treturn this.__state[ component ];\n\n\t\t\t}\n\t\t\tColor.recalculateHSV( this );\n\t\t\treturn this.__state[ component ];\n\n\t\t},\n\t\tset: function set$$1( v ) {\n\n\t\t\tif ( this.__state.space !== 'HSV' ) {\n\n\t\t\t\tColor.recalculateHSV( this );\n\t\t\t\tthis.__state.space = 'HSV';\n\n\t\t\t}\n\t\t\tthis.__state[ component ] = v;\n\n\t\t}\n\t} );\n\n}\nColor.recalculateRGB = function ( color, component, componentHexIndex ) {\n\n\tif ( color.__state.space === 'HEX' ) {\n\n\t\tcolor.__state[ component ] = ColorMath.component_from_hex( color.__state.hex, componentHexIndex );\n\n\t} else if ( color.__state.space === 'HSV' ) {\n\n\t\tCommon.extend( color.__state, ColorMath.hsv_to_rgb( color.__state.h, color.__state.s, color.__state.v ) );\n\n\t} else {\n\n\t\tthrow new Error( 'Corrupted color state' );\n\n\t}\n\n};\nColor.recalculateHSV = function ( color ) {\n\n\tvar result = ColorMath.rgb_to_hsv( color.r, color.g, color.b );\n\tCommon.extend( color.__state, {\n\t\ts: result.s,\n\t\tv: result.v\n\t} );\n\tif ( ! Common.isNaN( result.h ) ) {\n\n\t\tcolor.__state.h = result.h;\n\n\t} else if ( Common.isUndefined( color.__state.h ) ) {\n\n\t\tcolor.__state.h = 0;\n\n\t}\n\n};\nColor.COMPONENTS = [ 'r', 'g', 'b', 'h', 's', 'v', 'hex', 'a' ];\ndefineRGBComponent( Color.prototype, 'r', 2 );\ndefineRGBComponent( Color.prototype, 'g', 1 );\ndefineRGBComponent( Color.prototype, 'b', 0 );\ndefineHSVComponent( Color.prototype, 'h' );\ndefineHSVComponent( Color.prototype, 's' );\ndefineHSVComponent( Color.prototype, 'v' );\nObject.defineProperty( Color.prototype, 'a', {\n\tget: function get$$1() {\n\n\t\treturn this.__state.a;\n\n\t},\n\tset: function set$$1( v ) {\n\n\t\tthis.__state.a = v;\n\n\t}\n} );\nObject.defineProperty( Color.prototype, 'hex', {\n\tget: function get$$1() {\n\n\t\tif ( this.__state.space !== 'HEX' ) {\n\n\t\t\tthis.__state.hex = ColorMath.rgb_to_hex( this.r, this.g, this.b );\n\t\t\tthis.__state.space = 'HEX';\n\n\t\t}\n\t\treturn this.__state.hex;\n\n\t},\n\tset: function set$$1( v ) {\n\n\t\tthis.__state.space = 'HEX';\n\t\tthis.__state.hex = v;\n\n\t}\n} );\n\nvar Controller = function () {\n\n\tfunction Controller( object, property ) {\n\n\t\tclassCallCheck( this, Controller );\n\t\tthis.initialValue = object[ property ];\n\t\tthis.domElement = document.createElement( 'div' );\n\t\tthis.object = object;\n\t\tthis.property = property;\n\t\tthis.__onChange = undefined;\n\t\tthis.__onFinishChange = undefined;\n\n\t}\n\tcreateClass( Controller, [ {\n\t\tkey: 'onChange',\n\t\tvalue: function onChange( fnc ) {\n\n\t\t\tthis.__onChange = fnc;\n\t\t\treturn this;\n\n\t\t}\n\t}, {\n\t\tkey: 'onFinishChange',\n\t\tvalue: function onFinishChange( fnc ) {\n\n\t\t\tthis.__onFinishChange = fnc;\n\t\t\treturn this;\n\n\t\t}\n\t}, {\n\t\tkey: 'setValue',\n\t\tvalue: function setValue( newValue ) {\n\n\t\t\tthis.object[ this.property ] = newValue;\n\t\t\tif ( this.__onChange ) {\n\n\t\t\t\tthis.__onChange.call( this, newValue );\n\n\t\t\t}\n\t\t\tthis.updateDisplay();\n\t\t\treturn this;\n\n\t\t}\n\t}, {\n\t\tkey: 'getValue',\n\t\tvalue: function getValue() {\n\n\t\t\treturn this.object[ this.property ];\n\n\t\t}\n\t}, {\n\t\tkey: 'updateDisplay',\n\t\tvalue: function updateDisplay() {\n\n\t\t\treturn this;\n\n\t\t}\n\t}, {\n\t\tkey: 'isModified',\n\t\tvalue: function isModified() {\n\n\t\t\treturn this.initialValue !== this.getValue();\n\n\t\t}\n\t} ] );\n\treturn Controller;\n\n}();\n\nvar EVENT_MAP = {\n\tHTMLEvents: [ 'change' ],\n\tMouseEvents: [ 'click', 'mousemove', 'mousedown', 'mouseup', 'mouseover' ],\n\tKeyboardEvents: [ 'keydown' ]\n};\nvar EVENT_MAP_INV = {};\nCommon.each( EVENT_MAP, function ( v, k ) {\n\n\tCommon.each( v, function ( e ) {\n\n\t\tEVENT_MAP_INV[ e ] = k;\n\n\t} );\n\n} );\nvar CSS_VALUE_PIXELS = /(\\d+(\\.\\d+)?)px/;\nfunction cssValueToPixels( val ) {\n\n\tif ( val === '0' || Common.isUndefined( val ) ) {\n\n\t\treturn 0;\n\n\t}\n\tvar match = val.match( CSS_VALUE_PIXELS );\n\tif ( ! Common.isNull( match ) ) {\n\n\t\treturn parseFloat( match[ 1 ] );\n\n\t}\n\treturn 0;\n\n}\nvar dom = {\n\tmakeSelectable: function makeSelectable( elem, selectable ) {\n\n\t\tif ( elem === undefined || elem.style === undefined ) return;\n\t\telem.onselectstart = selectable ? function () {\n\n\t\t\treturn false;\n\n\t\t} : function () {};\n\t\telem.style.MozUserSelect = selectable ? 'auto' : 'none';\n\t\telem.style.KhtmlUserSelect = selectable ? 'auto' : 'none';\n\t\telem.unselectable = selectable ? 'on' : 'off';\n\n\t},\n\tmakeFullscreen: function makeFullscreen( elem, hor, vert ) {\n\n\t\tvar vertical = vert;\n\t\tvar horizontal = hor;\n\t\tif ( Common.isUndefined( horizontal ) ) {\n\n\t\t\thorizontal = true;\n\n\t\t}\n\t\tif ( Common.isUndefined( vertical ) ) {\n\n\t\t\tvertical = true;\n\n\t\t}\n\t\telem.style.position = 'absolute';\n\t\tif ( horizontal ) {\n\n\t\t\telem.style.left = 0;\n\t\t\telem.style.right = 0;\n\n\t\t}\n\t\tif ( vertical ) {\n\n\t\t\telem.style.top = 0;\n\t\t\telem.style.bottom = 0;\n\n\t\t}\n\n\t},\n\tfakeEvent: function fakeEvent( elem, eventType, pars, aux ) {\n\n\t\tvar params = pars || {};\n\t\tvar className = EVENT_MAP_INV[ eventType ];\n\t\tif ( ! className ) {\n\n\t\t\tthrow new Error( 'Event type ' + eventType + ' not supported.' );\n\n\t\t}\n\t\tvar evt = document.createEvent( className );\n\t\tswitch ( className ) {\n\n\t\t\tcase 'MouseEvents':\n\t\t\t{\n\n\t\t\t\tvar clientX = params.x || params.clientX || 0;\n\t\t\t\tvar clientY = params.y || params.clientY || 0;\n\t\t\t\tevt.initMouseEvent( eventType, params.bubbles || false, params.cancelable || true, window, params.clickCount || 1, 0,\n\t\t\t\t\t0,\n\t\t\t\t\tclientX,\
121n\t\t\t\t\tclientY,\n\t\t\t\t\tfalse, false, false, false, 0, null );\n\t\t\t\tbreak;\n\n\t\t\t}\n\t\t\tcase 'KeyboardEvents':\n\t\t\t{\n\n\t\t\t\tvar init = evt.initKeyboardEvent || evt.initKeyEvent;\n\t\t\t\tCommon.defaults( params, {\n\t\t\t\t\tcancelable: true,\n\t\t\t\t\tctrlKey: false,\n\t\t\t\t\taltKey: false,\n\t\t\t\t\tshiftKey: false,\n\t\t\t\t\tmetaKey: false,\n\t\t\t\t\tkeyCode: undefined,\n\t\t\t\t\tcharCode: undefined\n\t\t\t\t} );\n\t\t\t\tinit( eventType, params.bubbles || false, params.cancelable, window, params.ctrlKey, params.altKey, params.shiftKey, params.metaKey, params.keyCode, params.charCode );\n\t\t\t\tbreak;\n\n\t\t\t}\n\t\t\tdefault:\n\t\t\t{\n\n\t\t\t\tevt.initEvent( eventType, params.bubbles || false, params.cancelable || true );\n\t\t\t\tbreak;\n\n\t\t\t}\n\n\t\t}\n\t\tCommon.defaults( evt, aux );\n\t\telem.dispatchEvent( evt );\n\n\t},\n\tbind: function bind( elem, event, func, newBool ) {\n\n\t\tvar bool = newBool || false;\n\t\tif ( elem.addEventListener ) {\n\n\t\t\telem.addEventListener( event, func, bool );\n\n\t\t} else if ( elem.attachEvent ) {\n\n\t\t\telem.attachEvent( 'on' + event, func );\n\n\t\t}\n\t\treturn dom;\n\n\t},\n\tunbind: function unbind( elem, event, func, newBool ) {\n\n\t\tvar bool = newBool || false;\n\t\tif ( elem.removeEventListener ) {\n\n\t\t\telem.removeEventListener( event, func, bool );\n\n\t\t} else if ( elem.detachEvent ) {\n\n\t\t\telem.detachEvent( 'on' + event, func );\n\n\t\t}\n\t\treturn dom;\n\n\t},\n\taddClass: function addClass( elem, className ) {\n\n\t\tif ( elem.className === undefined ) {\n\n\t\t\telem.className = className;\n\n\t\t} else if ( elem.className !== className ) {\n\n\t\t\tvar classes = elem.className.split( / +/ );\n\t\t\tif ( classes.indexOf( className ) === - 1 ) {\n\n\t\t\t\tclasses.push( className );\n\t\t\t\telem.className = classes.join( ' ' ).replace( /^\\s+/, '' ).replace( /\\s+$/, '' );\n\n\t\t\t}\n\n\t\t}\n\t\treturn dom;\n\n\t},\n\tremoveClass: function removeClass( elem, className ) {\n\n\t\tif ( className ) {\n\n\t\t\tif ( elem.className === className ) {\n\n\t\t\t\telem.removeAttribute( 'class' );\n\n\t\t\t} else {\n\n\t\t\t\tvar classes = elem.className.split( / +/ );\n\t\t\t\tvar index = classes.indexOf( className );\n\t\t\t\tif ( index !== - 1 ) {\n\n\t\t\t\t\tclasses.splice( index, 1 );\n\t\t\t\t\telem.className = classes.join( ' ' );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\telem.className = undefined;\n\n\t\t}\n\t\treturn dom;\n\n\t},\n\thasClass: function hasClass( elem, className ) {\n\n\t\treturn new RegExp( '(?:^|\\\\s+)' + className + '(?:\\\\s+|$)' ).test( elem.className ) || false;\n\n\t},\n\tgetWidth: function getWidth( elem ) {\n\n\t\tvar style = getComputedStyle( elem );\n\t\treturn cssValueToPixels( style[ 'border-left-width' ] ) + cssValueToPixels( style[ 'border-right-width' ] ) + cssValueToPixels( style[ 'padding-left' ] ) + cssValueToPixels( style[ 'padding-right' ] ) + cssValueToPixels( style.width );\n\n\t},\n\tgetHeight: function getHeight( elem ) {\n\n\t\tvar style = getComputedStyle( elem );\n\t\treturn cssValueToPixels( style[ 'border-top-width' ] ) + cssValueToPixels( style[ 'border-bottom-width' ] ) + cssValueToPixels( style[ 'padding-top' ] ) + cssValueToPixels( style[ 'padding-bottom' ] ) + cssValueToPixels( style.height );\n\n\t},\n\tgetOffset: function getOffset( el ) {\n\n\t\tvar elem = el;\n\t\tvar offset = { left: 0, top: 0 };\n\t\tif ( elem.offsetParent ) {\n\n\t\t\tdo {\n\n\t\t\t\toffset.left += elem.offsetLeft;\n\t\t\t\toffset.top += elem.offsetTop;\n\t\t\t\telem = elem.offsetParent;\n\n\t\t\t} while ( elem );\n\n\t\t}\n\t\treturn offset;\n\n\t},\n\tisActive: function isActive( elem ) {\n\n\t\treturn elem === document.activeElement && ( elem.type || elem.href );\n\n\t}\n};\n\nvar BooleanController = function ( _Controller ) {\n\n\tinherits( BooleanController, _Controller );\n\tfunction BooleanController( object, property ) {\n\n\t\tclassCallCheck( this, BooleanController );\n\t\tvar _this2 = possibleConstructorReturn( this, ( BooleanController.__proto__ || Object.getPrototypeOf( BooleanController ) ).call( this, object, property ) );\n\t\tvar _this = _this2;\n\t\t_this2.__prev = _this2.getValue();\n\t\t_this2.__checkbox = document.createElement( 'input' );\n\t\t_this2.__checkbox.setAttribute( 'type', 'checkbox' );\n\t\tfunction onChange() {\n\n\t\t\t_this.setValue( ! _this.__prev );\n\n\t\t}\n\t\tdom.bind( _this2.__checkbox, 'change', onChange, false );\n\t\t_this2.domElement.appendChild( _this2.__checkbox );\n\t\t_this2.updateDisplay();\n\t\treturn _this2;\n\n\t}\n\tcreateClass( BooleanController, [ {\n\t\tkey: 'setValue',\n\t\tvalue: function setValue( v ) {\n\n\t\t\tvar toReturn = get( BooleanController.prototype.__proto__ || Object.getPrototypeOf( BooleanController.prototype ), 'setValue', this ).call( this, v );\n\t\t\tif ( this.__onFinishChange ) {\n\n\t\t\t\tthis.__onFinishChange.call( this, this.getValue() );\n\n\t\t\t}\n\t\t\tthis.__prev = this.getValue();\n\t\t\treturn toReturn;\n\n\t\t}\n\t}, {\n\t\tkey: 'updateDisplay',\n\t\tvalue: function updateDisplay() {\n\n\t\t\tif ( this.getValue() === true ) {\n\n\t\t\t\tthis.__checkbox.setAttribute( 'checked', 'checked' );\n\t\t\t\tthis.__checkbox.checked = true;\n\t\t\t\tthis.__prev = true;\n\n\t\t\t} else {\n\n\t\t\t\tthis.__checkbox.checked = false;\n\t\t\t\tthis.__prev = false;\n\n\t\t\t}\n\t\t\treturn get( BooleanController.prototype.__proto__ || Object.getPrototypeOf( BooleanController.prototype ), 'updateDisplay', this ).call( this );\n\n\t\t}\n\t} ] );\n\treturn BooleanController;\n\n}( Controller );\n\nvar OptionController = function ( _Controller ) {\n\n\tinherits( OptionController, _Controller );\n\tfunction OptionController( object, property, opts ) {\n\n\t\tclassCallCheck( this, OptionController );\n\t\tvar _this2 = possibleConstructorReturn( this, ( OptionController.__proto__ || Object.getPrototypeOf( OptionController ) ).call( this, object, property ) );\n\t\tvar options = opts;\n\t\tvar _this = _this2;\n\t\t_this2.__select = document.createElement( 'select' );\n\t\tif ( Common.isArray( options ) ) {\n\n\t\t\tvar map = {};\n\t\t\tCommon.each( options, function ( element ) {\n\n\t\t\t\tmap[ element ] = element;\n\n\t\t\t} );\n\t\t\toptions = map;\n\n\t\t}\n\t\tCommon.each( options, function ( value, key ) {\n\n\t\t\tvar opt = document.createElement( 'option' );\n\t\t\topt.innerHTML = key;\n\t\t\topt.setAttribute( 'value', value );\n\t\t\t_this.__select.appendChild( opt );\n\n\t\t} );\n\t\t_this2.updateDisplay();\n\t\tdom.bind( _this2.__select, 'change', function () {\n\n\t\t\tvar desiredValue = this.options[ this.selectedIndex ].value;\n\t\t\t_this.setValue( desiredValue );\n\n\t\t} );\n\t\t_this2.domElement.appendChild( _this2.__select );\n\t\treturn _this2;\n\n\t}\n\tcreateClass( OptionController, [ {\n\t\tkey: 'setValue',\n\t\tvalue: function setValue( v ) {\n\n\t\t\tvar toReturn = get( OptionController.prototype.__proto__ || Object.getPrototypeOf( OptionController.prototype ), 'setValue', this ).call( this, v );\n\t\t\tif ( this.__onFinishChange ) {\n\n\t\t\t\tthis.__onFinishChange.call( this, this.getValue() );\n\n\t\t\t}\n\t\t\treturn toReturn;\n\n\t\t}\n\t}, {\n\t\tkey: 'updateDisplay',\n\t\tvalue: function updateDisplay() {\n\n\t\t\tif ( dom.isActive( this.__select ) ) return this;\n\t\t\tthis.__select.value = this.getValue();\n\t\t\treturn get( OptionController.prototype.__proto__ || Object.getPrototypeOf( OptionController.prototype ), 'updateDisplay', this ).call( this );\n\n\t\t}\n\t} ] );\n\treturn OptionController;\n\n}( Controller );\n\nvar StringController = function ( _Controller ) {\n\n\tinherits( StringController, _Controller );\n\tfunction StringController( object, property ) {\n\n\t\tclassCallCheck( this, StringController );\n\t\tvar _this2 = possibleConstructorReturn( this, ( StringController.__proto__ || Object.getPrototypeOf( StringController ) ).call( this, object, property ) );\n\t\tvar _this = _this2;\n\t\tfunction onChange() {\n\n\t\t\t_this.setValue( _this.__input.value );\n\n\t\t}\n\t\tfunction onBlur() {\n\n\t\t\tif ( _this.__onFinishChange ) {\n\n\t\t\t\t_this.__onFinishChange.call( _this, _this.getValue() );\n\n\t\t\t}\n\n\t\t}\n\t\t_this2.__input = document.createElement( 'input' );\n\t\t_this2.__input.setAttribute( 'type', 'text' );\n\t\tdom.bind( _this2.__input, 'keyup', onChange );\n\t\tdom.bind( _this2.__input, 'change', onChange );\n\t\tdom.bind( _this2.__input, 'blur', onBlur );\n\t\tdom.bind( _this2.__input, 'keydown', function ( e ) {\n\n\t\t\tif ( e.keyCode === 13 ) {\n\n\t\t\t\tthis.blur();\n\n\t\t\t}\n\n\t\t} );\n\t\t_this2.updateDisplay();\n\t\t_this2.domElement.appendChild( _this2.__input );\n\t\treturn _this2;\n\n\t}\n\tcreateClass( StringController, [ {\n\t\tkey: 'updateDisplay',\n\t\tvalue: function updateDisplay() {\n\n\t\t\tif ( ! dom.isActive( this.__input ) ) {\n\n\t\t\t\tthis.__input.value = this.getValue();\n\n\t\t\t}\n\t\t\treturn get( StringController.prototype.__proto__ || Object.getPrototypeOf( StringController.prototype ), 'updateDisplay', this ).call( this );\n\n\t\t}\n\t} ] );\n\treturn StringController;\n\n}( Controller );\n\nfunction numDecimals( x ) {\n\n\tvar _x = x.toString();\n\tif ( _x.indexOf( '.' ) > - 1 ) {\n\n\t\treturn _x.length - _x.indexOf( '.' ) - 1;\n\n\t}\n\treturn 0;\n\n}\nvar NumberController = function ( _Controller ) {\n\n\tinherits( NumberController, _Controller );\n\tfunction NumberController( object, property, params ) {\n\n\t\tclassCallCheck( this, NumberController );\n\t\tvar _this = possibleConstructorReturn( this, ( NumberController.__proto__ || Object.getPrototypeOf( NumberController ) ).call( this, object, property ) );\n\t\tvar _params = params || {};\n\t\t_this.__min = _params.min;\n\t\t_this.__max = _params.max;\n\t\t_this.__step = _params.step;\n\t\tif ( Common.isUndefined( _this.__step ) ) {\n\n\t\t\tif ( _this.initialValue === 0 ) {\n\n\t\t\t\t_this.__impliedStep = 1;\n\n\t\t\t} else {\n\n\t\t\t\t_this.__impliedStep = Math.pow( 10, Math.floor( Math.log( Math.abs( _this.initialValue ) ) / Math.LN10 ) ) / 10;\n\n\t\t\t}\n\n\t\t} else {\n\n\t\t\t_this.__impliedStep = _this.__step;\n\n\t\t}\n\t\t_this.__precision = numDecimals( _this.__impliedStep );\n\t\treturn _this;\n\n\t}\n\tcreateClass( NumberController, [ {\n\t\tkey: 'setValue',\n\t\tvalue: function setValue( v ) {\n\n\t\t\tvar _v = v;\n\t\t\tif ( this.__min !== undefined && _v < this.__min ) {\n\n\t\t\t\t_v = this.__min;\n\n\t\t\t} else if ( this.__max !== undefined && _v > this.__max ) {\n\n\t\t\t\t_v = this.__max;\n\n\t\t\t}\n\t\t\tif ( this.__step !== undefined && _v % this.__step !== 0 ) {\n\n\t\t\t\t_v = Math.round( _v / this.__step ) * this.__step;\n\n\t\t\t}\n\t\t\treturn get( NumberController.prototype.__proto__ || Object.getPrototypeOf( NumberController.prototype ), 'setValue', this ).call( this, _v );\n\n\t\t}\n\t}, {\n\t\tkey: 'min',\n\t\tvalue: function min( minValue ) {\n\n\t\t\tthis.__min = minValue;\n\t\t\treturn this;\n\n\t\t}\n\t}, {\n\t\tkey: 'max',\n\t\tvalue: function max( maxValue ) {\n\n\t\t\tthis.__max = maxValue;\n\t\t\treturn this;\n\n\t\t}\n\t}, {\n\t\tkey: 'step',\n\t\tvalue: function step( stepValue ) {\n\n\t\t\tthis.__step = stepValue;\n\t\t\tthis.__impliedStep = stepValue;\n\t\t\tthis.__precision = numDecimals( stepValue );\n\t\t\treturn this;\n\n\t\t}\n\t} ] );\n\treturn NumberController;\n\n}( Controller );\n\nfunction roundToDecimal( value, decimals ) {\n\n\tvar tenTo = Math.pow( 10, decimals );\n\treturn Math.round( value * tenTo ) / tenTo;\n\n}\nvar NumberControllerBox = function ( _NumberController ) {\n\n\tinherits( NumberControllerBox, _NumberController );\n\tfunction NumberControllerBox( object, property, params ) {\n\n\t\tclassCallCheck( this, NumberControllerBox );\n\t\tvar _this2 = possibleConstructorReturn( this, ( NumberControllerBox.__proto__ || Object.getPrototypeOf( NumberControllerBox ) ).call( this, object, property, params ) );\n\t\t_this2.__truncationSuspended = false;\n\t\tvar _this = _this2;\n\t\tvar prevY = void 0;\n\t\tfunction onChange() {\n\n\t\t\tvar attempted = parseFloat( _this.__input.value );\n\t\t\tif ( ! Common.isNaN( attempted ) ) {\n\n\t\t\t\t_this.setValue( attempted );\n\n\t\t\t}\n\n\t\t}\n\t\tfunction onFinish() {\n\n\t\t\tif ( _this.__onFinishChange ) {\n\n\t\t\t\t_this.__onFinishChange.call( _this, _this.getValue() );\n\n\t\t\t}\n\n\t\t}\n\t\tfunction onBlur() {\n\n\t\t\tonFinish();\n\n\t\t}\n\t\tfunction onMouseDrag( e ) {\n\n\t\t\tvar diff = prevY - e.clientY;\n\t\t\t_this.setValue( _this.getValue() + diff * _this.__impliedStep );\n\t\t\tprevY = e.clientY;\n\n\t\t}\n\t\tfunction onMouseUp() {\n\n\t\t\tdom.unbind( window, 'mousemove', onMouseDrag );\n\t\t\tdom.unbind( window, 'mouseup', onMouseUp );\n\t\t\tonFinish();\n\n\t\t}\n\t\tfunction onMouseDown( e ) {\n\n\t\t\tdom.bind( window, 'mousemove', onMouseDrag );\n\t\t\tdom.bind( window, 'mouseup', onMouseUp );\n\t\t\tprevY = e.clientY;\n\n\t\t}\n\t\t_this2.__input = document.createElement( 'input' );\n\t\t_this2.__input.setAttribute( 'type', 'text' );\n\t\tdom.bind( _this2.__input, 'change', onChange );\n\t\tdom.bind( _this2.__input, 'blur', onBlur );\n\t\tdom.bind( _this2.__input, 'mousedown', onMouseDown );\n\t\tdom.bind( _this2.__input, 'keydown', function ( e ) {\n\n\t\t\tif ( e.keyCode === 13 ) {\n\n\t\t\t\t_this.__truncationSuspended = true;\n\t\t\t\tthis.blur();\n\t\t\t\t_this.__truncationSuspended = false;\n\t\t\t\tonFinish();\n\n\t\t\t}\n\n\t\t} );\n\t\t_this2.updateDisplay();\n\t\t_this2.domElement.appendChild( _this2.__input );\n\t\treturn _this2;\n\n\t}\n\tcreateClass( NumberControllerBox, [ {\n\t\tkey: 'updateDisplay',\n\t\tvalue: function updateDisplay() {\n\n\t\t\tthis.__input.value = this.__truncationSuspended ? this.getValue() : roundToDecimal( this.getValue(), this.__precision );\n\t\t\treturn get( NumberControllerBox.prototype.__proto__ || Object.getPrototypeOf( NumberControllerBox.prototype ), 'updateDisplay', this ).call( this );\n\n\t\t}\n\t} ] );\n\treturn NumberControllerBox;\n\n}( NumberController );\n\nfunction map( v, i1, i2, o1, o2 ) {\n\n\treturn o1 + ( o2 - o1 ) * ( ( v - i1 ) / ( i2 - i1 ) );\n\n}\nvar NumberControllerSlider = function ( _NumberController ) {\n\n\tinherits( NumberControllerSlider, _NumberController );\n\tfunction NumberControllerSlider( object, property, min, max, step ) {\n\n\t\tclassCallCheck( this, NumberControllerSlider );\n\t\tvar _this2 = possibleConstructorReturn( this, ( NumberControllerSlider.__proto__ || Object.getPrototypeOf( NumberControllerSlider ) ).call( this, object, property, { min: min, max: max, step: step } ) );\n\t\tvar _this = _this2;\n\t\t_this2.__background = document.createElement( 'div' );\n\t\t_this2.__foreground = document.createElement( 'div' );\n\t\tdom.bind( _this2.__background, 'mousedown', onMouseDown );\n\t\tdom.bind( _this2.__background, 'touchstart', onTouchStart );\n\t\tdom.addClass( _this2.__background, 'slider' );\n\t\tdom.addClass( _this2.__foreground, 'slider-fg' );\n\t\tfunction onMouseDown( e ) {\n\n\t\t\tdocument.activeElement.blur();\n\t\t\tdom.bind( window, 'mousemove', onMouseDrag );\n\t\t\tdom.bind( window, 'mouseup', onMouseUp );\n\t\t\tonMouseDrag( e );\n\n\t\t}\n\t\tfunction onMouseDrag( e ) {\n\n\t\t\te.preventDefault();\n\t\t\tvar bgRect = _this.__background.getBoundingClientRect();\n\t\t\t_this.setValue( map( e.clientX, bgRect.left, bgRect.right, _this.__min, _this.__max ) );\n\t\t\treturn false;\n\n\t\t}\n\t\tfunction onMouseUp() {\n\n\t\t\tdom.unbind( window, 'mousemove', onMouseDrag );\n\t\t\tdom.unbind( window, 'mouseup', onMouseUp );\n\t\t\tif ( _this.__onFinishChange ) {\n\n\t\t\t\t_this.__onFinishChange.call( _this, _this.getValue() );\n\n\t\t\t}\n\n\t\t}\n\t\tfunction onTouchStart( e ) {\n\n\t\t\tif ( e.touches.length !== 1 ) {\n\n\t\t\t\treturn;\n\n\t\t\t}\n\t\t\tdom.bind( window, 'touchmove', onTouchMove );\n\t\t\tdom.bind( window, 'touchend', onTouchEnd );\n\t\t\tonTouchMove( e );\n\n\t\t}\n\t\tfunction onTouchMove( e ) {\n\n\t\t\tvar clientX = e.touches[ 0 ].clientX;\n\t\t\tvar bgRect = _this.__background.getBoundingClientRect();\n\t\t\t_this.setValue( map( clientX, bgRect.left, bgRect.right, _this.__min, _this.__max ) );\n\n\t\t}\n\t\tfunction onTouchEnd() {\n\n\t\t\tdom.unbind( window, 'touchmove', onTouchMove );\n\t\t\tdom.unbind( window, 'touchend', onTouchEnd );\n\
121t\t\tif ( _this.__onFinishChange ) {\n\n\t\t\t\t_this.__onFinishChange.call( _this, _this.getValue() );\n\n\t\t\t}\n\n\t\t}\n\t\t_this2.updateDisplay();\n\t\t_this2.__background.appendChild( _this2.__foreground );\n\t\t_this2.domElement.appendChild( _this2.__background );\n\t\treturn _this2;\n\n\t}\n\tcreateClass( NumberControllerSlider, [ {\n\t\tkey: 'updateDisplay',\n\t\tvalue: function updateDisplay() {\n\n\t\t\tvar pct = ( this.getValue() - this.__min ) / ( this.__max - this.__min );\n\t\t\tthis.__foreground.style.width = pct * 100 + '%';\n\t\t\treturn get( NumberControllerSlider.prototype.__proto__ || Object.getPrototypeOf( NumberControllerSlider.prototype ), 'updateDisplay', this ).call( this );\n\n\t\t}\n\t} ] );\n\treturn NumberControllerSlider;\n\n}( NumberController );\n\nvar FunctionController = function ( _Controller ) {\n\n\tinherits( FunctionController, _Controller );\n\tfunction FunctionController( object, property, text ) {\n\n\t\tclassCallCheck( this, FunctionController );\n\t\tvar _this2 = possibleConstructorReturn( this, ( FunctionController.__proto__ || Object.getPrototypeOf( FunctionController ) ).call( this, object, property ) );\n\t\tvar _this = _this2;\n\t\t_this2.__button = document.createElement( 'div' );\n\t\t_this2.__button.innerHTML = text === undefined ? 'Fire' : text;\n\t\tdom.bind( _this2.__button, 'click', function ( e ) {\n\n\t\t\te.preventDefault();\n\t\t\t_this.fire();\n\t\t\treturn false;\n\n\t\t} );\n\t\tdom.addClass( _this2.__button, 'button' );\n\t\t_this2.domElement.appendChild( _this2.__button );\n\t\treturn _this2;\n\n\t}\n\tcreateClass( FunctionController, [ {\n\t\tkey: 'fire',\n\t\tvalue: function fire() {\n\n\t\t\tif ( this.__onChange ) {\n\n\t\t\t\tthis.__onChange.call( this );\n\n\t\t\t}\n\t\t\tthis.getValue().call( this.object );\n\t\t\tif ( this.__onFinishChange ) {\n\n\t\t\t\tthis.__onFinishChange.call( this, this.getValue() );\n\n\t\t\t}\n\n\t\t}\n\t} ] );\n\treturn FunctionController;\n\n}( Controller );\n\nvar ColorController = function ( _Controller ) {\n\n\tinherits( ColorController, _Controller );\n\tfunction ColorController( object, property ) {\n\n\t\tclassCallCheck( this, ColorController );\n\t\tvar _this2 = possibleConstructorReturn( this, ( ColorController.__proto__ || Object.getPrototypeOf( ColorController ) ).call( this, object, property ) );\n\t\t_this2.__color = new Color( _this2.getValue() );\n\t\t_this2.__temp = new Color( 0 );\n\t\tvar _this = _this2;\n\t\t_this2.domElement = document.createElement( 'div' );\n\t\tdom.makeSelectable( _this2.domElement, false );\n\t\t_this2.__selector = document.createElement( 'div' );\n\t\t_this2.__selector.className = 'selector';\n\t\t_this2.__saturation_field = document.createElement( 'div' );\n\t\t_this2.__saturation_field.className = 'saturation-field';\n\t\t_this2.__field_knob = document.createElement( 'div' );\n\t\t_this2.__field_knob.className = 'field-knob';\n\t\t_this2.__field_knob_border = '2px solid ';\n\t\t_this2.__hue_knob = document.createElement( 'div' );\n\t\t_this2.__hue_knob.className = 'hue-knob';\n\t\t_this2.__hue_field = document.createElement( 'div' );\n\t\t_this2.__hue_field.className = 'hue-field';\n\t\t_this2.__input = document.createElement( 'input' );\n\t\t_this2.__input.type = 'text';\n\t\t_this2.__input_textShadow = '0 1px 1px ';\n\t\tdom.bind( _this2.__input, 'keydown', function ( e ) {\n\n\t\t\tif ( e.keyCode === 13 ) {\n\n\t\t\t\tonBlur.call( this );\n\n\t\t\t}\n\n\t\t} );\n\t\tdom.bind( _this2.__input, 'blur', onBlur );\n\t\tdom.bind( _this2.__selector, 'mousedown', function () {\n\n\t\t\tdom.addClass( this, 'drag' ).bind( window, 'mouseup', function () {\n\n\t\t\t\tdom.removeClass( _this.__selector, 'drag' );\n\n\t\t\t} );\n\n\t\t} );\n\t\tdom.bind( _this2.__selector, 'touchstart', function () {\n\n\t\t\tdom.addClass( this, 'drag' ).bind( window, 'touchend', function () {\n\n\t\t\t\tdom.removeClass( _this.__selector, 'drag' );\n\n\t\t\t} );\n\n\t\t} );\n\t\tvar valueField = document.createElement( 'div' );\n\t\tCommon.extend( _this2.__selector.style, {\n\t\t\twidth: '122px',\n\t\t\theight: '102px',\n\t\t\tpadding: '3px',\n\t\t\tbackgroundColor: '#222',\n\t\t\tboxShadow: '0px 1px 3px rgba(0,0,0,0.3)'\n\t\t} );\n\t\tCommon.extend( _this2.__field_knob.style, {\n\t\t\tposition: 'absolute',\n\t\t\twidth: '12px',\n\t\t\theight: '12px',\n\t\t\tborder: _this2.__field_knob_border + ( _this2.__color.v < 0.5 ? '#fff' : '#000' ),\n\t\t\tboxShadow: '0px 1px 3px rgba(0,0,0,0.5)',\n\t\t\tborderRadius: '12px',\n\t\t\tzIndex: 1\n\t\t} );\n\t\tCommon.extend( _this2.__hue_knob.style, {\n\t\t\tposition: 'absolute',\n\t\t\twidth: '15px',\n\t\t\theight: '2px',\n\t\t\tborderRight: '4px solid #fff',\n\t\t\tzIndex: 1\n\t\t} );\n\t\tCommon.extend( _this2.__saturation_field.style, {\n\t\t\twidth: '100px',\n\t\t\theight: '100px',\n\t\t\tborder: '1px solid #555',\n\t\t\tmarginRight: '3px',\n\t\t\tdisplay: 'inline-block',\n\t\t\tcursor: 'pointer'\n\t\t} );\n\t\tCommon.extend( valueField.style, {\n\t\t\twidth: '100%',\n\t\t\theight: '100%',\n\t\t\tbackground: 'none'\n\t\t} );\n\t\tlinearGradient( valueField, 'top', 'rgba(0,0,0,0)', '#000' );\n\t\tCommon.extend( _this2.__hue_field.style, {\n\t\t\twidth: '15px',\n\t\t\theight: '100px',\n\t\t\tborder: '1px solid #555',\n\t\t\tcursor: 'ns-resize',\n\t\t\tposition: 'absolute',\n\t\t\ttop: '3px',\n\t\t\tright: '3px'\n\t\t} );\n\t\thueGradient( _this2.__hue_field );\n\t\tCommon.extend( _this2.__input.style, {\n\t\t\toutline: 'none',\n\t\t\ttextAlign: 'center',\n\t\t\tcolor: '#fff',\n\t\t\tborder: 0,\n\t\t\tfontWeight: 'bold',\n\t\t\ttextShadow: _this2.__input_textShadow + 'rgba(0,0,0,0.7)'\n\t\t} );\n\t\tdom.bind( _this2.__saturation_field, 'mousedown', fieldDown );\n\t\tdom.bind( _this2.__saturation_field, 'touchstart', fieldDown );\n\t\tdom.bind( _this2.__field_knob, 'mousedown', fieldDown );\n\t\tdom.bind( _this2.__field_knob, 'touchstart', fieldDown );\n\t\tdom.bind( _this2.__hue_field, 'mousedown', fieldDownH );\n\t\tdom.bind( _this2.__hue_field, 'touchstart', fieldDownH );\n\t\tfunction fieldDown( e ) {\n\n\t\t\tsetSV( e );\n\t\t\tdom.bind( window, 'mousemove', setSV );\n\t\t\tdom.bind( window, 'touchmove', setSV );\n\t\t\tdom.bind( window, 'mouseup', fieldUpSV );\n\t\t\tdom.bind( window, 'touchend', fieldUpSV );\n\n\t\t}\n\t\tfunction fieldDownH( e ) {\n\n\t\t\tsetH( e );\n\t\t\tdom.bind( window, 'mousemove', setH );\n\t\t\tdom.bind( window, 'touchmove', setH );\n\t\t\tdom.bind( window, 'mouseup', fieldUpH );\n\t\t\tdom.bind( window, 'touchend', fieldUpH );\n\n\t\t}
121\n\t\tfunction fieldUpSV() {\n\n\t\t\tdom.unbind( window, 'mousemove', setSV );\n\t\t\tdom.unbind( window, 'touchmove', setSV );\n\t\t\tdom.unbind( window, 'mouseup', fieldUpSV );\n\t\t\tdom.unbind( window, 'touchend', fieldUpSV );\n\t\t\tonFinish();\n\n\t\t}\n\t\tfunction fieldUpH() {\n\n\t\t\tdom.unbind( window, 'mousemove', setH );\n\t\t\tdom.unbind( window, 'touchmove', setH );\n\t\t\tdom.unbind( window, 'mouseup', fieldUpH );\n\t\t\tdom.unbind( window, 'touchend', fieldUpH );\n\t\t\tonFinish();\n\n\t\t}\n\t\tfunction onBlur() {\n\n\t\t\tvar i = interpret( this.value );\n\t\t\tif ( i !== false ) {\n\n\t\t\t\t_this.__color.__state = i;\n\t\t\t\t_this.setValue( _this.__color.toOriginal() );\n\n\t\t\t} else {\n\n\t\t\t\tthis.value = _this.__color.toString();\n\n\t\t\t}\n\n\t\t}\n\t\tfunction onFinish() {\n\n\t\t\tif ( _this.__onFinishChange ) {\n\n\t\t\t\t_this.__onFinishChange.call( _this, _this.__color.toOriginal() );\n\n\t\t\t}\n\n\t\t}\n\t\t_this2.__saturation_field.appendChild( valueField );\n\t\t_this2.__selector.appendChild( _this2.__field_knob );\n\t\t_this2.__selector.appendChild( _this2.__saturation_field );\n\t\t_this2.__selector.appendChild( _this2.__hue_field );\n\t\t_this2.__hue_field.appendChild( _this2.__hue_knob );\n\t\t_this2.domElement.appendChild( _this2.__input );\n\t\t_this2.domElement.appendChild( _this2.__selector );\n\t\t_this2.updateDisplay();\n\t\tfunction setSV( e ) {\n\n\t\t\tif ( e.type.indexOf( 'touch' ) === - 1 ) {\n\n\t\t\t\te.preventDefault();\n\n\t\t\t}\n\t\t\tvar fieldRect = _this.__saturation_field.getBoundingClientRect();\n\t\t\tvar _ref = e.touches && e.touches[ 0 ] || e,\n\t\t\t\tclientX = _ref.clientX,\n\t\t\t\tclientY = _ref.clientY;\n\t\t\tvar s = ( clientX - fieldRect.left ) / ( fieldRect.right - fieldRect.left );\n\t\t\tvar v = 1 - ( clientY - fieldRect.top ) / ( fieldRect.bottom - fieldRect.top );\n\t\t\tif ( v > 1 ) {\n\n\t\t\t\tv = 1;\n\n\t\t\t} else if ( v < 0 ) {\n\n\t\t\t\tv = 0;\n\n\t\t\t}\n\t\t\tif ( s > 1 ) {\n\n\t\t\t\ts = 1;\n\n\t\t\t} else if ( s < 0 ) {\n\n\t\t\t\ts = 0;\n\n\t\t\t}\n\t\t\t_this.__color.v = v;\n\t\t\t_this.__color.s = s;\n\t\t\t_this.setValue( _this.__color.toOriginal() );\n\t\t\treturn false;\n\n\t\t}\n\t\tfunction setH( e ) {\n\n\t\t\tif ( e.type.indexOf( 'touch' ) === - 1 ) {\n\n\t\t\t\te.preventDefault();\n\n\t\t\t}\n\t\t\tvar fieldRect = _this.__hue_field.getBoundingClientRect();\n\t\t\tvar _ref2 = e.touches && e.touches[ 0 ] || e,\n\t\t\t\tclientY = _ref2.clientY;\n\t\t\tvar h = 1 - ( clientY - fieldRect.top ) / ( fieldRect.bottom - fieldRect.top );\n\t\t\tif ( h > 1 ) {\n\n\t\t\t\th = 1;\n\n\t\t\t} else if ( h < 0 ) {\n\n\t\t\t\th = 0;\n\n\t\t\t}\n\t\t\t_this.__color.h = h * 360;\n\t\t\t_this.setValue( _this.__color.toOriginal() );\n\t\t\treturn false;\n\n\t\t}\n\t\treturn _this2;\n\n\t}\n\tcreateClass( ColorController, [ {\n\t\tkey: 'updateDisplay',\n\t\tvalue: function updateDisplay() {\n\n\t\t\tvar i = interpret( this.getValue() );\n\t\t\tif ( i !== false ) {\n\n\t\t\t\tvar mismatch = false;\n\t\t\t\tCommon.each( Color.COMPONENTS, function ( component ) {\n\n\t\t\t\t\tif ( ! Common.isUndefined( i[ component ] ) && ! Common.isUndefined( this.__color.__state[ component ] ) && i[ component ] !== this.__color.__state[ component ] ) {\n\n\t\t\t\t\t\tmismatch = true;\n\t\t\t\t\t\treturn {};\n\n\t\t\t\t\t}\n\n\t\t\t\t}, this );\n\t\t\t\tif ( mismatch ) {\n\n\t\t\t\t\tCommon.extend( this.__color.__state, i );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t\tCommon.extend( this.__temp.__state, this.__color.__state );\n\t\t\tthis.__temp.a = 1;\n\t\t\tvar flip = this.__color.v < 0.5 || this.__color.s > 0.5 ? 255 : 0;\n\t\t\tvar _flip = 255 - flip;\n\t\t\tCommon.extend( this.__field_knob.style, {\n\t\t\t\tmarginLeft: 100 * this.__color.s - 7 + 'px',\n\t\t\t\tmarginTop: 100 * ( 1 - this.__color.v ) - 7 + 'px',\n\t\t\t\tbackgroundColor: this.__temp.toHexString(),\n\t\t\t\tborder: this.__field_knob_border + 'rgb(' + flip + ',' + flip + ',' + flip + ')'\n\t\t\t} );\n\t\t\tthis.__hue_knob.style.marginTop = ( 1 - this.__color.h / 360 ) * 100 + 'px';\n\t\t\tthis.__temp.s = 1;\n\t\t\tthis.__temp.v = 1;\n\t\t\tlinearGradient( this.__saturation_field, 'left', '#fff', this.__temp.toHexString() );\n\t\t\tthis.__input.value = this.__color.toString();\n\t\t\tCommon.extend( this.__input.style, {\n\t\t\t\tbackgroundColor: this.__color.toHexString(),\n\t\t\t\tcolor: 'rgb(' + flip + ',' + flip + ',' + flip + ')',\n\t\t\t\ttextShadow: this.__input_textShadow + 'rgba(' + _flip + ',' + _flip + ',' + _flip + ',.7)'\n\t\t\t} );\n\n\t\t}\n\t} ] );\n\treturn ColorController;\n\n}( Controller );\nvar vendors = [ '-moz-', '-o-', '-webkit-', '-ms-', '' ];\nfunction linearGradient( elem, x, a, b ) {\n\n\telem.style.background = '';\n\tCommon.each( vendors, function ( vendor ) {\n\n\t\telem.style.cssText += 'background: ' + vend
121or + 'linear-gradient(' + x + ', ' + a + ' 0%, ' + b + ' 100%); ';\n\n\t} );\n\n}\nfunction hueGradient( elem ) {\n\n\telem.style.background = '';\n\telem.style.cssText += 'background: -moz-linear-gradient(top, #ff0000 0%, #ff00ff 17%, #0000ff 34%, #00ffff 50%, #00ff00 67%, #ffff00 84%, #ff0000 100%);';\n\telem.style.cssText += 'background: -webkit-linear-gradient(top, #ff0000 0%,#ff00ff 17%,#0000ff 34%,#00ffff 50%,#00ff00 67%,#ffff00 84%,#ff0000 100%);';\n\telem.style.cssText += 'background: -o-linear-gradient(top, #ff0000 0%,#ff00ff 17%,#0000ff 34%,#00ffff 50%,#00ff00 67%,#ffff00 84%,#ff0000 100%);';\n\telem.style.cssText += 'background: -ms-linear-gradient(top, #ff0000 0%,#ff00ff 17%,#0000ff 34%,#00ffff 50%,#00ff00 67%,#ffff00 84%,#ff0000 100%);';\n\telem.style.cssText += 'background: linear-gradient(top, #ff0000 0%,#ff00ff 17%,#0000ff 34%,#00ffff 50%,#00ff00 67%,#ffff00 84%,#ff0000 100%);';\n\n}\n\nvar css = {\n\tload: function load( url, indoc ) {\n\n\t\tvar doc = indoc || document;\n\t\tvar link = doc.createElement( 'link' );\n\t\tlink.type = 'text/css';\n\t\tlink.rel = 'stylesheet';\n\t\tlink.href = url;\n\t\tdoc.getElementsByTagName( 'head' )[ 0 ].appendChild( link );\n\n\t},\n\tinject: function inject( cssContent, indoc ) {\n\n\t\tvar doc = indoc || document;\n\t\tvar injected = document.createElement( 'style' );\n\t\tinjected.type = 'text/css';\n\t\tinjected.innerHTML = cssContent;\n\t\tvar head = doc.getElementsByTagName( 'head' )[ 0 ];\n\t\ttry {\n\n\t\t\thead.appendChild( injected );\n\n\t\t} catch ( e ) {\n\t\t}\n\n\t}\n};\n\nvar saveDialogContents = \"<div id=\\\"dg-save\\\" class=\\\"dg dialogue\\\">\\n\\n Here's the new load parameter for your <code>GUI</code>'s constructor:\\n\\n <textarea id=\\\"dg-new-constructor\\\"></textarea>\\n\\n <div id=\\\"dg-save-locally\\\">\\n\\n <input id=\\\"dg-local-storage\\\" type=\\\"checkbox\\\"/> Automatically save\\n values to <code>localStorage</code> on exit.\\n\\n <div id=\\\"dg-local-explain\\\">The values saved to <code>localStorage</code> will\\n override those passed to <code>dat.GUI</code>'s constructor. This makes it\\n easier to work incrementally, but <code>localStorage</code> is fragile,\\n and your friends may not see the same values you do.\\n\\n </div>\\n\\n </div>\\n\\n</div>\";\n\nvar ControllerFactory = function ControllerFactory( object, property ) {\n\n\tvar initialValue = object[ property ];\n\tif ( Common.isArray( arguments[ 2 ] ) || Common.isObject( arguments[ 2 ] ) ) {\n\n\t\treturn new OptionController( object, property, arguments[ 2 ] );\n\n\t}\n\tif ( Common.isNumber( initialValue ) ) {\n\n\t\tif ( Common.isNumber( arguments[ 2 ] ) && Common.isNumber( arguments[ 3 ] ) ) {\n\n\t\t\tif ( Common.isNumber( arguments[ 4 ] ) ) {\n\n\t\t\t\treturn new NumberControllerSlider( object, property, arguments[ 2 ], arguments[ 3 ], arguments[ 4 ] );\n\n\t\t\t}\n\t\t\treturn new NumberControllerSlider( object, property, arguments[ 2 ], arguments[ 3 ] );\n\n\t\t}\n\t\tif ( Common.isNumber( arguments[ 4 ] ) ) {\n\n\t\t\treturn new NumberControllerBox( object, property, { min: arguments[ 2 ], max: arguments[ 3 ], step: arguments[ 4 ] } );\n\n\t\t}\n\t\treturn new NumberControllerBox( object, property, { min: arguments[ 2 ], max: arguments[ 3 ] } );\n\n\t}\n\tif ( Common.isString( initialValue ) ) {\n\n\t\treturn new StringController( object, property );\n\n\t}\n\tif ( Common.isFunction( initialValue ) ) {\n\n\t\treturn new FunctionController( object, property, '' );\n\n\t}\n\tif ( Common.isBoolean( initialValue ) ) {\n\n\t\treturn new BooleanController( object, property );\n\n\t}\n\treturn null;\n\n};\n\nfunction requestAnimationFrame( callback ) {\n\n\tsetTimeout( callback, 1000 / 60 );\n\n}\nvar requestAnimationFrame$1 = window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || window.oRequestAnimationFrame || window.msRequestAnimationFrame || requestAnimationFrame;\n\nvar CenteredDiv = function () {\n\n\tfunction CenteredDiv() {\n\n\t\tclassCallCheck( this, CenteredDiv );\n\t\tthis.backgroundElement = document.createElement( 'div' );\n\t\tCommon.extend( this.backgroundElement.style, {\n\t\t\tbackgroundColor: 'rgba(0,0,0,0.8)',\n\t\t\ttop: 0,\n\t\t\tleft: 0,\n\t\t\tdisplay: 'none',\n\t\t\tzIndex: '1000',\n\t\t\topacity: 0,\n\t\t\tWebkitTransition: 'opacity 0.2s linear',\n\t\t\ttransition: 'opacity 0.2s linear'\n\t\t} );\n\t\tdom.makeFullscreen( this.backgroundElement );\n\t\tthis.backgroundElement.style.position = 'fixed';\n\t\tthis.domElement = document.createElement( 'div' );\n\t\tCommon.extend( this.domElement.style, {\n\t\t\tposition: 'fixed',\n\t\t\tdisplay: 'none',\n\t\t\tzIndex: '1001',\n\t\t\topacity: 0,\n\t\t\tWebkitTransition: '-webkit-transform 0.2s ease-out, opacity 0.2s linear',\n\t\t\ttransition: 'transform 0.2s ease-out, opacity 0.2s linear'\n\t\t} );\n\t\tdocument.body.appendChild( this.backgroundElement );\n\t\tdocument.body.appendChild( this.domElement );\n\t\tvar _this = this;\n\t\tdom.bind( this.backgroundElement, 'click', function () {\n\n\t\t\t_this.hide();\n\n\t\t} );\n\n\t}\n\tcreateClass( CenteredDiv, [ {\n\t\tkey: 'show',\n\t\tvalue: function show() {\
121n\n\t\t\tvar _this = this;\n\t\t\tthis.backgroundElement.style.display = 'block';\n\t\t\tthis.domElement.style.display = 'block';\n\t\t\tthis.domElement.style.opacity = 0;\n\t\t\tthis.domElement.style.webkitTransform = 'scale(1.1)';\n\t\t\tthis.layout();\n\t\t\tCommon.defer( function () {\n\n\t\t\t\t_this.backgroundElement.style.opacity = 1;\n\t\t\t\t_this.domElement.style.opacity = 1;\n\t\t\t\t_this.domElement.style.webkitTransform = 'scale(1)';\n\n\t\t\t} );\n\n\t\t}\n\t}, {\n\t\tkey: 'hide',\n\t\tvalue: function hide() {\n\n\t\t\tvar _this = this;\n\t\t\tvar hide = function hide() {\n\n\t\t\t\t_this.domElement.style.display = 'none';\n\t\t\t\t_this.backgroundElement.style.display = 'none';\n\t\t\t\tdom.unbind( _this.domElement, 'webkitTransitionEnd', hide );\n\t\t\t\tdom.unbind( _this.domElement, 'transitionend', hide );\n\t\t\t\tdom.unbind( _this.domElement, 'oTransitionEnd', hide );\n\n\t\t\t};\n\t\t\tdom.bind( this.domElement, 'webkitTransitionEnd', hide );\n\t\t\tdom.bind( this.domElement, 'transitionend', hide );\n\t\t\tdom.bind( this.domElement, 'oTransitionEnd', hide );\n\t\t\tthis.backgroundElement.style.opacity = 0;\n\t\t\tthis.domElement.style.opacity = 0;\n\t\t\tthis.domElement.style.webkitTransform = 'scale(1.1)';\n\n\t\t}\n\t}, {\n\t\tkey: 'layout',\n\t\tvalue: function layout() {\n\n\t\t\tthis.domElement.style.left = window.innerWidth / 2 - dom.getWidth( this.domElement ) / 2 + 'px';\n\t\t\tthis.domElement.style.top = window.innerHeight / 2 - dom.getHeight( this.domElement ) / 2 + 'px';\n\n\t\t}\n\t} ] );\n\treturn CenteredDiv;\n\n}();\n\nvar styleSheet = ___$insertStyle( \".dg ul{list-style:none;margin:0;padding:0;width:100%;clear:both}.dg.ac{position:fixed;top:0;left:0;right:0;height:0;z-index:0}.dg:not(.ac) .main{overflow:hidden}.dg.main{-webkit-transition:opacity .1s linear;-o-transition:opacity .1s linear;-moz-transition:opacity .1s linear;transition:opacity .1s linear}.dg.main.taller-than-window{overflow-y:auto}.dg.main.taller-than-window .close-button{opacity:1;margin-top:-1px;border-top:1px solid #2c2c2c}.dg.main ul.closed .close-button{opacity:1 !important}.dg.main:hover .close-button,.dg.main .close-button.drag{opacity:1}.dg.main .close-button{-webkit-transition:opacity .1s linear;-o-transition:opacity .1s linear;-moz-transition:opacity .1s linear;transition:opacity .1s linear;border:0;line-height:19px;height:20px;cursor:pointer;text-align:center;background-color:#000}.dg.main .close-button.close-top{position:relative}.dg.main .close-button.close-bottom{position:absolute}.dg.main .close-button:hover{background-color:#111}.dg.a{float:right;margin-right:15px;overflow-y:visible}.dg.a.has-save>ul.close-top{margin-top:0}.dg.a.has-save>ul.close-bottom{margin-top:27px}.dg.a.has-save>ul.closed{margin-top:0}.dg.a .save-row{top:0;z-index:1002}.dg.a .save-row.close-top{position:relative}.dg.a .save-row.close-bottom{position:fixed}.dg li{-webkit-transition:height .1s ease-out;-o-transition:height .1s ease-out;-moz-transition:height .1s ease-out;transition:height .1s ease-out;-webkit-transition:overflow .1s linear;-o-transition:overflow .1s linear;-moz-transition:overflow .1s linear;transition:overflow .1s linear}.dg li:not(.folder){cursor:auto;height:27px;line-height:27px;padding:0 4px 0 5px}.dg li.folder{padding:0;border-left:4px solid rgba(0,0,0,0)}.dg li.title{cursor:pointer;margin-left:-4px}.dg .closed li:not(.title),.dg .closed ul li,.dg .closed ul li>*{height:0;overflow:hidden;border:0}.dg .cr{clear:both;padding-left:3px;height:27px;overflow:hidden}.dg .property-name{cursor:default;float:left;clear:left;width:40%;overflow:hidden;text-overflow:ellipsis}.dg .c{float:left;width:60%;position:relative}.dg .c input[type=text]{border:0;margin-top:4px;padding:3px;width:100%;float:right}.dg .has-slider input[type=text]{width:30%;margin-left:0}.dg .slider{float:left;width:66%;margin-left:-5px;margin-right:0;height:19px;margin-top:4px}.dg .slider-fg{height:100%}.dg .c input[type=checkbox]{margin-top:7px}.dg .c select{margin-top:5px}.dg .cr.function,.dg .cr.function .property-name,.dg .cr.function *,.dg .cr.boolean,.dg .cr.boolean *{cursor:pointer}.dg .cr.color{overflow:visible}.dg .selector{display:none;position:absolute;margin-left:-9px;margin-top:23px;z-index:10}.dg .c:hover .selector,.dg .selector.drag{display:block}.dg li.save-row{padding:0}.dg li.save-row .button{display:inline-block;padding:0px 6px}.dg.dialogue{background-color:#222;width:460px;padding:15px;font-size:13px;line-height:15px}#dg-new-constructor{padding:10px;color:#222;font-family:Monaco, monospace;font-size:10px;border:0;resize:none;box-shadow:inset 1px 1px 1px #888;word-wrap:break-word;margin:12px 0;display:block;width:440px;overflow-y:scroll;height:100px;position:relative}#dg-local-explain{display:none;font-size:11px;line-height:17px;border-radius:3px;background-color:#333;padding:8px;margin-top:10px}#dg-local-explain code{font-size:10px}#dat-gui-save-locally{display:none}.dg{color:#eee;
121font:11px 'Lucida Grande', sans-serif;text-shadow:0 -1px 0 #111}.dg.main::-webkit-scrollbar{width:5px;background:#1a1a1a}.dg.main::-webkit-scrollbar-corner{height:0;display:none}.dg.main::-webkit-scrollbar-thumb{border-radius:5px;background:#676767}.dg li:not(.folder){background:#1a1a1a;border-bottom:1px solid #2c2c2c}.dg li.save-row{line-height:25px;background:#dad5cb;border:0}.dg li.save-row select{margin-left:5px;width:108px}.dg li.save-row .button{margin-left:5px;margin-top:1px;border-radius:2px;font-size:9px;line-height:7px;padding:4px 4px 5px 4px;background:#c5bdad;color:#fff;text-shadow:0 1px 0 #b0a58f;box-shadow:0 -1px 0 #b0a58f;cursor:pointer}.dg li.save-row .button.gears{background:#c5bdad url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAsAAAANCAYAAAB/9ZQ7AAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAQJJREFUeNpiYKAU/P//PwGIC/ApCABiBSAW+I8AClAcgKxQ4T9hoMAEUrxx2QSGN6+egDX+/vWT4e7N82AMYoPAx/evwWoYoSYbACX2s7KxCxzcsezDh3evFoDEBYTEEqycggWAzA9AuUSQQgeYPa9fPv6/YWm/Acx5IPb7ty/fw+QZblw67vDs8R0YHyQhgObx+yAJkBqmG5dPPDh1aPOGR/eugW0G4vlIoTIfyFcA+QekhhHJhPdQxbiAIguMBTQZrPD7108M6roWYDFQiIAAv6Aow/1bFwXgis+f2LUAynwoIaNcz8XNx3Dl7MEJUDGQpx9gtQ8YCueB+D26OECAAQDadt7e46D42QAAAABJRU5ErkJggg==) 2px 1px no-repeat;height:7px;width:8px}.dg li.save-row .button:hover{background-color:#bab19e;box-shadow:0 -1px 0 #b0a58f}.dg li.folder{border-bottom:0}.dg li.title{padding-left:16px;background:#000 url(data:image/gif;base64,R0lGODlhBQAFAJEAAP////Pz8////////yH5BAEAAAIALAAAAAAFAAUAAAIIlI+hKgFxoCgAOw==) 6px 10px no-repeat;cursor:pointer;border-bottom:1px solid rgba(255,255,255,0.2)}.dg .closed li.title{background-image:url(data:image/gif;base64,R0lGODlhBQAFAJEAAP////Pz8////////yH5BAEAAAIALAAAAAAFAAUAAAIIlGIWqMCbWAEAOw==)}.dg .cr.boolean{border-left:3px solid #806787}.dg .cr.color{border-left:3px solid}.dg .cr.function{border-left:3px solid #e61d5f}.dg .cr.number{border-left:3px solid #2FA1D6}.dg .cr.number input[type=text]{color:#2FA1D6}.dg .cr.string{border-left:3px solid #1ed36f}.dg .cr.string input[type=text]{color:#1ed36f}.dg .cr.function:hover,.dg .cr.boolean:hover{background:#111}.dg .c input[type=text]{background:#303030;outline:none}.dg .c input[type=text]:hover{background:#3c3c3c}.dg .c input[type=text]:focus{background:#494949;color:#fff}.dg .c .slider{background:#303030;cursor:ew-resize}.dg .c .slider-fg{background:#2FA1D6;max-width:100%}.dg .c .slider:hover{background:#3c3c3c}.dg .c .slider:hover .slider-fg{background:#44abda}\\n\" );\n\ncss.inject( styleSheet );\nvar CSS_NAMESPACE = 'dg';\nvar HIDE_KEY_CODE = 72;\nvar CLOSE_BUTTON_HEIGHT = 20;\nvar DEFAULT_DEFAULT_PRESET_NAME = 'Default';\nvar SUPPORTS_LOCAL_STORAGE = function () {\n\n\ttry {\n\n\t\treturn !! window.localStorage;\n\n\t} catch ( e ) {\n\n\t\treturn false;\n\n\t}\n\n}();\nvar SAVE_DIALOGUE = void 0;\nvar autoPlaceVirgin = true;\nvar autoPlaceContainer = void 0;\nvar hide = false;\nvar hideableGuis = [];\nvar GUI = function GUI( pars ) {\n\n\tvar _this = this;\n\tvar params = pars || {};\n\tthis.domElement = document.createElement( 'div' );\n\tthis.__ul = document.createElement( 'ul' );\n\tthis.domElement.appendChild( this.__ul );\n\tdom.addClass( this.domElement, CSS_NAMESPACE );\n\tthis.__folders = {};\n\tthis.__controllers = [];\n\tthis.__rememberedObjects = [];\n\tthis.__rememberedObjectIndecesToControllers = [];\n\tthis.__listening = [];\n\tparams = Common.defaults( params, {\n\t\tcloseOnTop: false,\n\t\tautoPlace: true,\n\t\twidth: GUI.DEFAULT_WIDTH\n\t} );\n\tparams = Common.defaults( params, {\n\t\tresizable: params.autoPlace,\n\t\thideable: params.autoPlace\n\t} );\n\tif ( ! Common.isUndefined( params.load ) ) {\n\n\t\tif ( params.preset ) {\n\n\t\t\tparams.load.preset = params.preset;\n\n\t\t}\n\n\t} else {\n\n\t\tparams.load = { preset: DEFAULT_DEFAULT_PRESET_NAME };\n\n\t}\n\tif ( Common.isUndefined( params.parent ) && params.hideable ) {\n\n\t\thideableGuis.push( this );\n\n\t}\n\tparams.resizable = Common.isUndefined( params.parent ) && params.resizable;\n\tif ( params.autoPlace && Common.isUndefined( params.scrollable ) ) {\n\n\t\tparams.scrollable = true;\n\n\t}\n\tvar useLocalStorage = SUPPORTS_LOCAL_STORAGE && localStorage.getItem( getLocalStorageHash( this, 'isLocal' ) ) === 'true';\n\tvar saveToLocalStorage = void 0;\n\tvar titleRow = void 0;\n\tObject.defineProperties( this,\n\t\t{\n\t\t\tparent: {\n\t\t\t\tget: function get$$1() {\n\n\t\t\t\t\treturn params.parent;\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tscrollable: {\n\t\t\t\tget: function get$$1() {\n\n\t\t\t\t\treturn params.scrollable;\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tautoPlace: {\n\t\t\t\tget: function get$$1() {\n\n\t\t\t\t\treturn params.autoPlace;\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tcloseOnTop: {\n\t\t\t\tget: function get$$1() {\n\n\t\t\t\t\treturn params.closeOnTop;\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tpreset: {\n\t\t\t\tget: function get$$1() {\n\n\t\t\t\t\tif ( _this.parent ) {\n\n\t\t\t\t\t\treturn _this.getRoot().preset;\n\n\t\t\t\t\t}\n\t\t\t\t\treturn params.load.preset;\n\n\t\t\t\t},\n\t\t\t\tset: function set$$1( v ) {\n\n\t\t\t\t\tif ( _this.parent ) {\n\n\t\t\t\t\t\t_this.getRoot().preset = v;\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tparams.load.preset = v;\n\n\t\t\t\t\t}\n\t\t\t\t\tsetPresetSelectIndex( this );\n\t\t\t\t\t_this.revert();\n\n\t\t\t\t}\n\t\t\t},\n\t\t\twidth: {\n\t\t\t\tget: function get$$1() {\n\n\t\t\t\t\treturn params.width;\n\n\t\t\t\t},\n\t\t\t\tset: function set$$1( v ) {\n\n\t\t\t\t\tparams.width = v;\n\t\t\t\t\tsetWidth( _this, v );\n\n\t\t\t\t}\n\t\t\t}
121,\n\t\t\tname: {\n\t\t\t\tget: function get$$1() {\n\n\t\t\t\t\treturn params.name;\n\n\t\t\t\t},\n\t\t\t\tset: function set$$1( v ) {\n\n\t\t\t\t\tparams.name = v;\n\t\t\t\t\tif ( titleRow ) {\n\n\t\t\t\t\t\ttitleRow.innerHTML = params.name;\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tclosed: {\n\t\t\t\tget: function get$$1() {\n\n\t\t\t\t\treturn params.closed;\n\n\t\t\t\t},\n\t\t\t\tset: function set$$1( v ) {\n\n\t\t\t\t\tparams.closed = v;\n\t\t\t\t\tif ( params.closed ) {\n\n\t\t\t\t\t\tdom.addClass( _this.__ul, GUI.CLASS_CLOSED );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tdom.removeClass( _this.__ul, GUI.CLASS_CLOSED );\n\n\t\t\t\t\t}\n\t\t\t\t\tthis.onResize();\n\t\t\t\t\tif ( _this.__closeButton ) {\n\n\t\t\t\t\t\t_this.__closeButton.innerHTML = v ? GUI.TEXT_OPEN : GUI.TEXT_CLOSED;\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tload: {\n\t\t\t\tget: function get$$1() {\n\n\t\t\t\t\treturn params.load;\n\n\t\t\t\t}\n\t\t\t},\n\t\t\tuseLocalStorage: {\n\t\t\t\tget: function get$$1() {\n\n\t\t\t\t\treturn useLocalStorage;\n\n\t\t\t\t},\n\t\t\t\tset: function set$$1( bool ) {\n\n\t\t\t\t\tif ( SUPPORTS_LOCAL_STORAGE ) {\n\n\t\t\t\t\t\tuseLocalStorage = bool;\n\t\t\t\t\t\tif ( bool ) {\n\n\t\t\t\t\t\t\tdom.bind( window, 'unload', saveToLocalStorage );\n\n\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\tdom.unbind( window, 'unload', saveToLocalStorage );\n\n\t\t\t\t\t\t}\n\t\t\t\t\t\tlocalStorage.setItem( getLocalStorageHash( _this, 'isLocal' ), bool );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\t\t\t}\n\t\t} );\n\tif ( Common.isUndefined( params.parent ) ) {\n\n\t\tthis.closed = params.closed || false;\n\t\tdom.addClass( this.domElement, GUI.CLASS_MAIN );\n\t\tdom.makeSelectable( this.domElement, false );\n\t\tif ( SUPPORTS_LOCAL_STORAGE ) {\n\n\t\t\tif ( useLocalStorage ) {\n\n\t\t\t\t_this.useLocalStorage = true;\n\t\t\t\tvar savedGui = localStorage.getItem( getLocalStorageHash( this, 'gui' ) );\n\t\t\t\tif ( savedGui ) {\n\n\t\t\t\t\tparams.load = JSON.parse( savedGui );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\t\tthis.__closeButton = document.createElement( 'div' );\n\t\tthis.__closeButton.innerHTML = GUI.TEXT_CLOSED;\n\t\tdom.addClass( this.__closeButton, GUI.CLASS_CLOSE_BUTTON );\n\t\tif ( params.closeOnTop ) {\n\n\t\t\tdom.addClass( this.__closeButton, GUI.CLASS_CLOSE_TOP );\n\t\t\tthis.domElement.insertBefore( this.__closeButton, this.domElement.childNodes[ 0 ] );\n\n\t\t} else {\n\n\t\t\tdom.addClass( this.__closeButton, GUI.CLASS_CLOSE_BOTTOM );\n\t\t\tthis.domElement.appendChild( this.__closeButton );\n\n\t\t}\n\t\tdom.bind( this.__closeButton, 'click', function () {\n\n\t\t\t_this.closed = ! _this.closed;\n\n\t\t} );\n\n\t} else {\n\n\t\tif ( params.closed === undefined ) {\n\n\t\t\tparams.closed = true;\n\n\t\t}\n\t\tvar titleRowName = document.createTextNode( params.name );\n\t\tdom.addClass( titleRowName, 'controller-name' );\n\t\ttitleRow = addRow( _this, titleRowName );\n\t\tvar onClickTitle = function onClickTitle( e ) {\n\n\t\t\te.preventDefault();\n\t\t\t_this.closed = ! _this.closed;\n\t\t\treturn false;\n\n\t\t};\n\t\tdom.addClass( this.__ul, GUI.CLASS_CLOSED );\n\t\tdom.addClass( titleRow, 'title' );\n\t\tdom.bind( titleRow, 'click', onClickTitle );\n\t\tif ( ! params.closed ) {\n\n\t\t\tthis.closed = false;\n\n\t\t}\n\n\t}\n\tif ( params.autoPlace ) {\n\n\t\tif ( Common.isUndefined( params.parent ) ) {\n\n\t\t\tif ( autoPlaceVirgin ) {\n\n\t\t\t\tautoPlaceContainer = document.createElement( 'div' );\n\t\t\t\tdom.addClass( autoPlaceContainer, CSS_NAMESPACE );\n\t\t\t\tdom.addClass( autoPlaceContainer, GUI.CLASS_AUTO_PLACE_CONTAINER );\n\t\t\t\tdocument.body.appendChild( autoPlaceContainer );\n\t\t\t\tautoPlaceVirgin = false;\n\n\t\t\t}\n\t\t\tautoPlaceContainer.appendChild( this.domElement );\n\t\t\tdom.addClass( this.domElement, GUI.CLASS_AUTO_PLACE );\n\n\t\t}\n\t\tif ( ! this.parent ) {\n\n\t\t\tsetWidth( _this, params.width );\n\n\t\t}\n\n\t}\n\tthis.__resizeHandler = function () {\n\n\t\t_this.onResizeDebounced();\n\n\t};\n\tdom.bind( window, 'resize', this.__resizeHandler );\n\tdom.bind( this.__ul, 'webkitTransitionEnd', this.__resizeHandler );\n\tdom.bind( this.__ul, 'transitionend', this.__resizeHandler );\n\tdom.bind( this.__ul, 'oTransitionEnd', this.__resizeHandler );\n\tthis.onResize();\n\tif ( params.resizable ) {\n\n\t\taddResizeHandle( this );\n\n\t}\n\tsaveToLocalStorage = function saveToLocalStorage() {\n\n\t\tif ( SUPPORTS_LOCAL_STORAGE && localStorage.getItem( getLocalStorageHash( _this, 'isLocal' ) ) === 'true' ) {\n\n\t\t\tlocalStorage.setItem( getLocalStorageHash( _this, 'gui' ), JSON.stringify( _this.get
121SaveObject() ) );\n\n\t\t}\n\n\t};\n\tthis.saveToLocalStorageIfPossible = saveToLocalStorage;\n\tfunction resetWidth() {\n\n\t\tvar root = _this.getRoot();\n\t\troot.width += 1;\n\t\tCommon.defer( function () {\n\n\t\t\troot.width -= 1;\n\n\t\t} );\n\n\t}\n\tif ( ! params.parent ) {\n\n\t\tresetWidth();\n\n\t}\n\n};\nGUI.toggleHide = function () {\n\n\thide = ! hide;\n\tCommon.each( hideableGuis, function ( gui ) {\n\n\t\tgui.domElement.style.display = hide ? 'none' : '';\n\n\t} );\n\n};\nGUI.CLASS_AUTO_PLACE = 'a';\nGUI.CLASS_AUTO_PLACE_CONTAINER = 'ac';\nGUI.CLASS_MAIN = 'main';\nGUI.CLASS_CONTROLLER_ROW = 'cr';\nGUI.CLASS_TOO_TALL = 'taller-than-window';\nGUI.CLASS_CLOSED = 'closed';\nGUI.CLASS_CLOSE_BUTTON = 'close-button';\nGUI.CLASS_CLOSE_TOP = 'close-top';\nGUI.CLASS_CLOSE_BOTTOM = 'close-bottom';\nGUI.CLASS_DRAG = 'drag';\nGUI.DEFAULT_WIDTH = 245;\nGUI.TEXT_CLOSED = 'Close Controls';\nGUI.TEXT_OPEN = 'Open Controls';\nGUI._keydownHandler = function ( e ) {\n\n\tif ( document.activeElement.type !== 'text' && ( e.which === HIDE_KEY_CODE || e.keyCode === HIDE_KEY_CODE ) ) {\n\n\t\tGUI.toggleHide();\n\n\t}\n\n};\ndom.bind( window, 'keydown', GUI._keydownHandler, false );\nCommon.extend( GUI.prototype,\n\t{\n\t\tadd: function add( object, property ) {\n\n\t\t\treturn _add( this, object, property, {\n\t\t\t\tfactoryArgs: Array.prototype.slice.call( arguments, 2 )\n\t\t\t} );\n\n\t\t},\n\t\taddColor: function addColor( object, property ) {\n\n\t\t\treturn _add( this, object, property, {\n\t\t\t\tcolor: true\n\t\t\t} );\n\n\t\t},\n\t\tremove: function remove( controller ) {\n\n\t\t\tthis.__ul.removeChild( controller.__li );\n\t\t\tthis.__controllers.splice( this.__controllers.indexOf( controller ), 1 );\n\t\t\tvar _this = this;\n\t\t\tCommon.defer( function () {\n\n\t\t\t\t_this.onResize();\n\n\t\t\t} );\n\n\t\t},\n\t\tdestroy: function destroy() {\n\n\t\t\tif ( this.parent ) {\n\n\t\t\t\tthrow new Error( 'Only the root GUI should be removed with .destroy(). ' + 'For subfolders, use gui.removeFolder(folder) instead.' );\n\n\t\t\t}\n\t\t\tif ( this.autoPlace ) {\n\n\t\t\t\tautoPlaceContainer.removeChild( this.domElement );\n\n\t\t\t}\n\t\t\tvar _this = this;\n\t\t\tCommon.each( this.__folders, function ( subfolder ) {\n\n\t\t\t\t_this.removeFolder( subfolder );\n\n\t\t\t} );\n\t\t\tdom.unbind( window, 'keydown', GUI._keydownHandler, false );\n\t\t\tremoveListeners( this );\n\n\t\t},\n\t\taddFolder: function addFolder( name ) {\n\n\t\t\tif ( this.__folders[ name ] !== undefined ) {\n\n\t\t\t\tthrow new Error( 'You already have a folder in this GUI by the' + ' name \"' + name + '\"' );\n\n\t\t\t}\n\t\t\tvar newGuiParams = { name: name, parent: this };\n\t\t\tnewGuiParams.autoPlace = this.autoPlace;\n\t\t\tif ( this.load &&\n this.load.folders &&\n this.load.folders[ name ] ) {\n\n\t\t\t\tnewGuiParams.closed = this.load.folders[ name ].closed;\n\t\t\t\tnewGuiParams.load = this.load.folders[ name ];\n\n\t\t\t}\n\t\t\tvar gui = new GUI( newGuiParams );\n\t\t\tthis.__folders[ name ] = gui;\n\t\t\tvar li = addRow( this, gui.domElement );\n\t\t\tdom.addClass( li, 'folder' );\n\t\t\treturn gui;\n\n\t\t},\n\t\tremoveFolder: function removeFolder( folder ) {\n\n\t\t\tthis.__ul.removeChild( folder.domElement.parentElement );\n\t\t\tdelete this.__folders[ folder.name ];\n\t\t\tif ( this.load &&\n this.load.folders &&\n this.load.folders[ folder.name ] ) {\n\n\t\t\t\tdelete this.load.folders[ folder.name ];\n\n\t\t\t}\n\t\t\tremoveListeners( folder );\n\t\t\tvar _this = this;\n\t\t\tCommon.each( folder.__folders, function ( subfolder ) {\n\n\t\t\t\tfolder.removeFolder( subfolder );\n\n\t\t\t} );\n\t\t\tCommon.defer( function () {\n\n\t\t\t\t_this.onResize();\n\n\t\t\t} );\n\n\t\t},\n\t\topen: function open() {\n\n\t\t\tthis.closed = false;\n\n\t\t},\n\t\tclose: function close() {\n\n\t\t\tthis.closed = true;\n\n\t\t},\n\t\thide: function hide() {\n\n\t\t\tthis.domElement.style.display = 'none';\n\n\t\t},\n\t\tshow: function show() {\n\n\t\t\tthis.domElement.style.display = '';\n\n\t\t},\n\t\tonResize: function onResize() {\n\n\t\t\tvar root = this.getRoot();\n\t\t\tif ( root.scrollable ) {\n\n\t\t\t\tvar top = dom.getOffset( root.__ul ).top;\n\t\t\t\tvar h = 0;\n\t\t\t\tCommon.each( root.__ul.childNodes, function ( node ) {\n\n\t\t\t\t\tif ( ! ( root.autoPlace && node === root.__save_row ) ) {\n\n\t\t\t\t\t\th += dom.getHeight( node );\n\n\t\t\t\t\t}\n\n\t\t\t\t} );\n\t\t\t\tif ( window.innerHeight - top - CLOSE_BUTTON_HEIGHT < h ) {\n\n\t\t\t\t\tdom.addClass( root.domElement, GUI.CLASS_TOO_TALL );\n\t\t\t\t\troot.__ul.style.height = window.innerHeight - top - CLOSE_BUTTON_HEIGHT + 'px';\n\n\t\t\t\t} else {\n\n\t\t\t\t\tdom.removeClass( root.domElement, GUI.CLASS_TOO_TALL );\n\t\t\t\t\troot.__ul.style.height = 'auto';\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t\tif ( root.__resize_handle ) {\n\n\t\t\t\tCommon.defer( function () {\n\n\t\t\t\t\troot.__resize_handle.style.height = root.__ul.offsetHeight + 'px';\n\n\t\t\t\t} );\n\n\t\t\t}\n\t\t\tif ( root.__closeButton ) {\n\n\t\t\t\troot.__closeButton.style.width = root.width + 'px';\n\n\t\t\t}\n\n\t\t},\n\t\tonResizeDebounced: Common.debounce( function () {\n\n\t\t\tthis.onResize();\n\n\t\t}, 50 ),\n\t\tremember: function remember() {\n\n\t\t\tif ( Common.isUndefined( SAVE_DIALOGUE ) ) {\n\n\t\t\t\tSAVE_DIALOGUE = new CenteredDiv();\n\t\t\t\tSAVE_DIALOGUE.domElement.innerHTML = saveDialogContents;\n\n\t\t\t}\n\t\t\tif ( this.parent ) {\n\n\t\t\t\tthrow new Error( 'You can only call remember on a top level GUI.' );\n\n\t\t\t}\n\t\t\tvar _this = this;\n\t\t\tCommon.each( Array.prototype.slice.call( arguments ), function ( object ) {\n\n\t\t\t\tif ( _this.__rememberedObjects.length === 0 ) {\n\n\t\t\t\t\taddSaveMenu( _this );\n\n\t\t\t\t}\n\t\t\t\tif ( _this.__rememberedObjects.indexOf( object ) === - 1 ) {\n\n\t\t\t\t\t_this.__rememberedObjects.push( object );\n\n\t\t\t\t}\n\n\t\t\t} );\n\t\t\tif ( this.autoPlace ) {\n\n\t\t\t\tsetWidth( this, this.width );\n\n\t\t\t}\n\n\t\t},\n\t\tgetRoot: function getRoot() {\n\n\t\t\tvar gui = this;\n\t\t\twhile ( gui.parent ) {\n\n\t\t\t\tgui = gui.parent;\n\n\t\t\t}\n\t\t\treturn gui;\n\n\t\t},\n\t\tgetSaveObject: function getSaveObject() {\n\n\t\t\tvar toReturn = this.load;\n\t\t\ttoReturn.closed = this.closed;\n\t\t\tif ( this.__rememberedObjects.length > 0 ) {\n\n\t\t\t\ttoReturn.preset = this.preset;\n\t\t\t\tif ( ! toReturn.remembered ) {\n\n\t\t\t\t\ttoReturn.remembered = {};\n\n\t\t\t\t}\n\t\t\t\ttoReturn.remembered[ this.preset ] = getCurrentPreset( this );\n\n\t\t\t}\n\t\t\ttoReturn.folders = {};\n\t\t\tCommon.each( this.__folders, function ( element, key ) {\n\n\t\t\t\ttoReturn.folders[ key ] = element.getSaveObject();\n\n\t\t\t} );\n\t\t\treturn toReturn;\n\n\t\t},\n\t\tsave: function save() {\n\n\t\t\tif ( ! this.load.remembered ) {\n\n\t\t\t\tthis.load.remembered = {};\n\n\t\t\t}\n\t\t\tthis.load.remembered[ this.preset ] = getCurrentPreset( this );\n\t\t\tmarkPresetModified( this, false );\n\t\t\tthis.saveToLocalStorageIfPossible();\n\n\t\t},\n\t\tsaveAs: function saveAs( presetName ) {\n\n\t\t\tif ( ! this.load.remembered ) {\n\n\t\t\t\tthis.load.remembered = {};\n\t\t\t\tthis.load.remembered[ DEFAULT_DEFAULT_PRESET_NAME ] = getCurrentPreset( this, true );\n\n\t\t\t}\n\t\t\tthis.load.remembered[ presetName ] = getCurrentPreset( this );\n\t\t\tthis.preset = presetName;\n\t\t\taddPresetOption( this, presetName, true );\n\t\t\tthis.saveToLocalStorageIfPossible();\n\n\t\t},\n\t\trevert: function revert( gui ) {\n\n\t\t\tCommon.each( this.__controllers, function ( controller ) {\n\n\t\t\t\tif ( ! this.getRoot().load.remembered ) {\n\n\t\t\t\t\tcontroller.setValue( controller.initialValue );\n\n\t\t\t\t} else {\n\n\t\t\t\t\trecallSavedValue( gui || this.getRoot(), controller );\n\n\t\t\t\t}\n\t\t\t\tif ( controller.__onFinishChange ) {\n\n\t\t\t\t\tcontroller.__onFinishChange.call( controller, controller.getValue() );\n\n\t\t\t\t}\n\n\t\t\t}, this );\n\t\t\tCommon.each( this.__folders, function ( folder ) {\n\n\t\t\t\tfolder.revert( folder );\n\n\t\t\t} );\n\t\t\tif ( ! gui ) {\n\n\t\t\t\tmarkPresetModified( this.getRoot(), false );\n\n\t\t\t}\n\n\t\t},\n\t\tlisten: function listen( controller ) {\n\n\t\t\tvar init = this.__listening.length === 0;\n\t\t\tthis.__listening.push( controller );\n\t\t\tif ( init ) {\n\n\t\t\t\tupdateDisplays( this.__listening );\n\n\t\t\t}\n\n\t\t},\n\t\tupdateDisplay: function updateDisplay() {\n\n\t\t\tCommon.each( this.__controllers, function ( controller ) {\n\n\t\t\t\tcontroller.updateDisplay();\n\n\t\t\t} );\n\t\t\tCommon.each( this.__folders, function ( folder ) {\n\n\t\t\t\tfolder.updateDisplay();\n\n\t\t\t} );\n\n\t\t}\n\t} );\nfunction addRow( gui, newDom, liBefore ) {\n\n\tvar li = document.createElement( 'li' );\n\tif ( newDom ) {\n\n\t\tli.appendChild( newDom );\n\n\t}\n\tif ( liBefore ) {\n\n\t\tgui.__ul.insertBefore( li, liBefore );\n\n\t} else {\n\n\t\tgui.__ul.appendChild( li );\n\n\t}\n\tgui.onResize();\n\treturn li;\n\n}\nfunction removeListeners( gui ) {\n\n\tdom.unbind( window, 'resize', gui.__resizeHandler );\n\tif ( gui.saveToLocalStorageIfPossible ) {\n\n\t\tdom.unbind( window, 'unload', gui.saveToLocalStorageIfPossible );\n\n\t}\n\n}\nfunction markPresetModified( gui, modified ) {\n\n\tvar opt = gui.__preset_select[ gui.__preset_select.selectedIndex ];\n\tif ( modified ) {\n\n\t\topt.innerHTML = opt.value + '*';\n\n\t} else {\n\n\t\topt.innerHTML = opt.value;\n\n\t}\n\n}\nfunction augmentController( gui, li, controller ) {\n\n\tcontroller.__li = li;\n\tcontroller.__gui = gui;\n\tCommon.extend( controller, {\n\t\toptions: function options( _options ) {\n\n\t\t\tif ( arguments.length > 1 ) {\n\n\t\t\t\tvar nextSibling = controller.__li.nextElementSibling;\n\t\t\t\tcontroller.remove();\n\t\t\t\treturn _add( gui, controller.object, controller.property, {\n\t\t\t\t\tbefore: nextSibling,\n\t\t\t\t\tfactoryArgs: [ Common.toArray( arguments ) ]\n\t\t\t\t} );\n\n\t\t\t}\n\t\t\tif ( Common.isArray( _options ) || Common.isObject( _options ) ) {\n\n\t\t\t\tvar _nextSibling = controller.__li.nextElementSibling;\n\t\t\t\tcontroller.remove();\n\t\t\t\treturn _add( gui, controller.object, controller.property, {\n\t\t\t\t\tbefore: _nextSibling,\n\t\t\t\t\tfactoryArgs: [ _options ]\n\t\t\t\t} );\n\n\t\t\t}\n\n\t\t},\n\t\tname: function name( _name ) {\n\n\t\t\tcontroller.__li.firstElementChild.firstElementChild.innerHTML = _name;\n\t\t\treturn controller;\n\n\t\t},\n\t\tlisten: function listen() {\n\n\t\t\tcontroller.__gui.listen( controller );\n\t\t\treturn controller;\n\n\t\t},\n\t\tremove: function remove() {\n\n\t\t\tcontroller.__gui.remove( controller );\n\t\t\treturn controller;\n\n\t\t}\n\t} );\n\tif ( controller instanceof NumberControllerSlider ) {\n\n\t\tvar box = new NumberControllerBox( controller.object, controller.property, { min: controller.__min, max: controller.__max, step: controller.__step } );\n\t\tCommon.each( [ 'updateDisplay', 'onChange', 'onFinishChange', 'step', 'min', 'max' ], function ( method ) {\n\n\t\t\tvar pc = controller[ method ];\n\t\t\tvar pb = box[ method ];\n\t\t\tcontroller[ method ] = box[ method ] = function () {\n\n\t\t\t\tvar args = Array.prototype.slice.call( arguments );\n\t\t\t\tpb.apply( box, args );\n\t\t\t\treturn pc.apply( controller, args );\n\n\t\t\t};\n\n\t\t} );\n\t\tdom.addClass( li, 'has-slider' );\n\t\tcontroller.domElement.insertBefore( box.domElement, controller.domElement.firstElementChild );\n\n\t} else if ( controller instanceof NumberControllerBox ) {\n\n\t\tvar r = function r( returned ) {\n\n\t\t\tif ( Common.isNumber( controller.__min ) && Common.isNumber( controller.__max ) ) {\n\n\t\t\t\tvar oldName = controller.__li.firstElementChild.firstElementChild.innerHTML;\n\t\t\t\tvar wasListening = controller.__gui.__listening.indexOf( controller ) > - 1;\n\t\t\t\tcontroller.remove();\n\t\t\t\tvar newController = _add( gui, controller.object, controller.property, {\n\t\t\t\t\tbefore: controller.__li.nextElementSibling,\n\t\t\t\t\tfactoryArgs: [ controller.__min, controller.__max, controller.__step ]\n\t\t\t\t} );\n\t\t\t\tnewController.name( oldName );\n\t\t\t\tif ( wasListening ) newController.listen();\n\t\t\t\treturn newController;\n\n\t\t\t}\n\t\t\treturn returned;\n\n\t\t};\n\t\tcontroller.min = Common.compose( r, controller.min );\n\t\tcontroller.max = Common.compose( r, controller.max );\n\n\t} else if ( controller instanceof BooleanController ) {\n\n\t\tdom.bind( li, 'click', function () {\n\n\t\t\tdom.fakeEvent( controller.__checkbox, 'click' );\n\n\t\t} );\n\t\tdom.bind( controller.__checkbox, 'click', function ( e ) {\n\n\t\t\te.stopPropagation();\n\n\t\t} );\n\n\t} else if ( controller instanceof FunctionController ) {\n\n\t\tdom.bind( li, 'click', function () {\n\n\t\t\tdom.fakeEvent( controller.__button, 'click' );\n\n\t\t} );\n\t\tdom.bind( li, 'mouseover', function () {\n\n\t\t\tdom.addClass( controller.__button, 'hover' );\n\n\t\t} );\n\t\tdom.bind( li, 'mouseout', function () {\n\n\t\t\tdom.removeClass( controller.__button, 'hover' );\n\n\t\t} );\n\n\t} else if ( controller instanceof ColorController ) {\n\n\t\tdom.addClass( li, 'color' );\n\t\tcontroller.updateDisplay = Common.compose( function ( val ) {\n\n\t\t\tli.style.borderLeftColor = controller.__color.toString();\n\t\t\treturn val;\n\n\t\t}, controller.updateDisplay );\n\t\tcontroller.updateDisplay();\n\n\t}\n\tcontroller.setValue = Common.compose( function ( val ) {\n\n\t\tif ( gui.getRoot().__preset_select && controller.isModified() ) {\n\n\t\t\tmarkPresetModified( gui.getRoot(), true );\n\n\t\t}\n\t\treturn val;\n\n\t}, controller.setValue );\n\n}\nfunction recallSavedValue( gui, controller ) {\n\n\tvar root = gui.getRoot();\n\tvar matchedIndex = root.__rememberedObjects.indexOf( controller.object );\n\tif ( matchedIndex !== - 1 ) {\n\n\t\tvar controllerMap = root.__rememberedObjectIndecesToControllers[ matchedIndex ];\n\t\tif ( controllerMap === undefined ) {\n\n\t\t\tcontrollerMap = {};\n\t\t\troot.__rememberedObjectIndecesToControllers[ matchedIndex ] = controllerMap;\n\n\t\t}\n\t\tcontrollerMap[ controller.property ] = controller;\n\t\tif ( root.load && root.load.remembered ) {\n\n\t\t\tvar presetMap = root.load.remembered;\n\t\t\tvar preset = void 0;\n\t\t\tif ( presetMap[ gui.preset ] ) {\n\n\t\t\t\tpreset = presetMap[ gui.preset ];\n\n\t\t\t} else if ( presetMap[ DEFAULT_DEFAULT_PRESET_NAME ] ) {\n\n\t\t\t\tpreset = presetMap[ DEFAULT_DEFAULT_PRESET_NAME ];\n\n\t\t\t} else {\n\n\t\t\t\treturn;\n\n\t\t\t}\n\t\t\tif ( preset[ matchedIndex ] && preset[ matchedIndex ][ controller.property ] !== undefined ) {\n\n\t\t\t\tvar value = preset[ matchedIndex ][ controller.property ];\n\t\t\t\tcontroller.initialValue = value;\n\t\t\t\tcontroller.setValue( value );\n\n\t\t\t}\n\n\t\t}\n\n\t}\n\n}\nfunction _add( gui, object, property, params ) {\n\n\tif ( object[ property ] === undefined ) {\n\n\t\tthrow new Error( 'Object \"' + object + '\" has no property \"' + property + '\"' );\n\n\t}\n\tvar controller = void 0;\n\tif ( params.color ) {\n\n\t\tcontroller = new ColorController( object, property );\n\n\t} else {\n\n\t\tvar factoryArgs = [ object, property ].concat( params.factoryArgs );\n\t\tcontroller = ControllerFactory.apply( gui, factoryArgs );\n\n\t}\n\tif ( params.before instanceof Controller ) {\n\n\t\tparams.before = params.before.__li;\n\n\t}\n\trecallSavedValue( gui, controller );\n\tdom.addClass( controller.domElement, 'c' );\n\tvar name = document.createElement( 'span' );\n\tdom.addClass( name, 'property-name' );\n\tname.innerHTML = controller.property;\n\tvar container = document.createElement( 'div' );\n\tcontainer.appendChild( name );\n\tcontainer.appendChild( controller.domElement );\n\tvar li = addRow( gui, container, params.before );\n\tdom.addClass( li, GUI.CLASS_CONTROLLER_ROW );\n\tif ( controller instanceof ColorController ) {\n\n\t\tdom.addClass( li, 'color' );\n\n\t} else {\n\n\t\tdom.addClass( li, _typeof( controller.getValue() ) );\n\n\t}\n\taugmentController( gui, li, controller );\n\tgui.__controllers.push( controller );\n\treturn controller;\n\n}\nfunction getLocalStorageHash( gui, key ) {\n\n\treturn document.location.href + '.' + key;\n\n}\nfunction addPresetOption( gui, name, setSelected ) {\n\n\tvar opt = document.createElement( 'option' );\n\topt.innerHTML = name;\n\topt.value = name;\n\tg
121ui.__preset_select.appendChild( opt );\n\tif ( setSelected ) {\n\n\t\tgui.__preset_select.selectedIndex = gui.__preset_select.length - 1;\n\n\t}\n\n}\nfunction showHideExplain( gui, explain ) {\n\n\texplain.style.display = gui.useLocalStorage ? 'block' : 'none';\n\n}\nfunction addSaveMenu( gui ) {\n\n\tvar div = gui.__save_row = document.createElement( 'li' );\n\tdom.addClass( gui.domElement, 'has-save' );\n\tgui.__ul.insertBefore( div, gui.__ul.firstChild );\n\tdom.addClass( div, 'save-row' );\n\tvar gears = document.createElement( 'span' );\n\tgears.innerHTML = ' ';\n\tdom.addClass( gears, 'button gears' );\n\tvar button = document.createElement( 'span' );\n\tbutton.innerHTML = 'Save';\n\tdom.addClass( button, 'button' );\n\tdom.addClass( button, 'save' );\n\tvar button2 = document.createElement( 'span' );\n\tbutton2.innerHTML = 'New';\n\tdom.addClass( button2, 'button' );\n\tdom.addClass( button2, 'save-as' );\n\tvar button3 = document.createElement( 'span' );\n\tbutton3.innerHTML = 'Revert';\n\tdom.addClass( button3, 'button' );\n\tdom.addClass( button3, 'revert' );\n\tvar select = gui.__preset_select = document.createElement( 'select' );\n\tif ( gui.load && gui.load.remembered ) {\n\n\t\tCommon.each( gui.load.remembered, function ( value, key ) {\n\n\t\t\taddPresetOption( gui, key, key === gui.preset );\n\n\t\t} );\n\n\t} else {\n\n\t\taddPresetOption( gui, DEFAULT_DEFAULT_PRESET_NAME, false );\n\n\t}\n\tdom.bind( select, 'change', function () {\n\n\t\tfor ( var index = 0; index < gui.__preset_select.length; index ++ ) {\n\n\t\t\tgui.__preset_select[ index ].innerHTML = gui.__preset_select[ index ].value;\n\n\t\t}\n\t\tgui.preset = this.value;\n\n\t} );\n\tdiv.appendChild( select );\n\tdiv.appendChild( gears );\n\tdiv.appendChild( button );\n\tdiv.appendChild( button2 );\n\tdiv.appendChild( button3 );\n\tif ( SUPPORTS_LOCAL_STORAGE ) {\n\n\t\tvar explain = document.getElementById( 'dg-local-explain' );\n\t\tvar localStorageCheckBox = document.getElementById( 'dg-local-storage' );\n\t\tvar saveLocally = document.getElementById( 'dg-save-locally' );\n\t\tsaveLocally.style.display = 'block';\n\t\tif ( localStorage.getItem( getLocalStorageHash( gui, 'isLocal' ) ) === 'true' ) {\n\n\t\t\tlocalStorageCheckBox.setAttribute( 'checked', 'checked' );\n\n\t\t}\n\t\tshowHideExplain( gui, explain );\n\t\tdom.bind( localStorageCheckBox, 'change', function () {\n\n\t\t\tgui.useLocalStorage = ! gui.useLocalStorage;\n\t\t\tshowHideExplain( gui, explain );\n\n\t\t} );\n\n\t}\n\tvar newConstructorTextArea = document.getElementById( 'dg-new-constructor' );\n\tdom.bind( newConstructorTextArea, 'keydown', function ( e ) {\n\n\t\tif ( e.metaKey && ( e.which === 67 || e.keyCode === 67 ) ) {\n\n\t\t\tSAVE_DIALOGUE.hide();\n\n\t\t}\n\n\t} );\n\tdom.bind( gears, 'click', function () {\n\n\t\tnewConstructorTextArea.innerHTML = JSON.stringify( gui.getSaveObject(), undefined, 2 );\n\t\tSAVE_DIALOGUE.show();\n\t\tnewConstructorTextArea.focus();\n\t\tnewConstructorTextArea.select();\n\n\t} );\n\tdom.bind( button, 'click', function () {\n\n\t\tgui.save();\n\n\t} );\n\tdom.bind( button2, 'click', function () {\n\n\t\tvar presetName = prompt( 'Enter a new preset name.' );\n\t\tif ( presetName ) {\n\n\t\t\tgui.saveAs( presetName );\n\n\t\t}\n\n\t} );\n\tdom.bind( button3, 'click', function () {\n\n\t\tgui.revert();\n\n\t} );\n\n}\nfunction addResizeHandle( gui ) {\n\n\tvar pmouseX = void 0;\n\tgui.__resize_handle = document.createElement( 'div' );\n\tCommon.extend( gui.__resize_handle.style, {\n\t\twidth: '6px',\n\t\tmarginLeft: '-3px',\n\t\theight: '200px',\n\t\tcursor: 'ew-resize',\n\t\tposition: 'absolute'\n\t} );\n\tfunction drag( e ) {\n\n\t\te.preventDefault();\n\t\tgui.width += pmouseX - e.clientX;\n\t\tgui.onResize();\n\t\tpmouseX = e.clientX;\n\t\treturn false;\n\n\t}\n\tfunction dragStop() {\n\n\t\tdom.removeClass( gui.__closeButton, GUI.CLASS_DRAG );\n\t\tdom.unbind( window, 'mousemove', drag );\n\t\tdom.unbind( window, 'mouseup', dragStop );\n\n\t}\n\tfunction dragStart( e ) {\n\n\t\te.preventDefault();\n\t\tpmouseX = e.clientX;\n\t\tdom.addClass( gui.__closeButton, GUI.CLASS_DRAG );\n\t\tdom.bind( window, 'mousemove', drag );\n\t\tdom.bind( window, 'mouseup', dragStop );\n\t\treturn false;\n\n\t}\n\tdom.bind( gui.__resize_handle, 'mousedown', dragStart );\n\tdom.bind( gui.__closeButton, 'mousedown', dragStart );\n\tgui.domElement.insertBefore( gui.__resize_handle, gui.domElement.firstElementChild );\n\n}\nfunction setWidth( gui, w ) {\n\n\tgui.domElement.style.width = w + 'px';\n\tif ( gui.__save_row && gui.autoPlace ) {\n\n\t\tgui.__save_row.style.width = w + 'px';\n\n\t}\n\tif ( gui.__closeButton ) {\n\n\t\tgui.__closeButton.style.width = w + 'px';\n\n\t}\n\n}\nfunction getCurrentPreset( gui, useInitialValues ) {\n\n\tvar toReturn = {};\n\tCommon.each( gui.__rememberedObjects, function ( val, index ) {\n\n\t\tvar savedValues = {};\n\t\tvar controllerMap = gui.__rememberedObjectIndecesToControllers[ index ];\n\t\tCommon.each( controllerMap, function ( controller, property ) {\n\n\t\t\tsavedValues[ property ] = useInitialValues ? controller.initialValue : controller.getValue();\n\n\t\t} );\n\t\ttoReturn[ index ] = savedValues;\n\n\t} );\n\treturn toReturn;\n\n}\nfunction setPresetSelectIndex( gui ) {\n\n\tfor ( var index = 0; index < gui.__preset_select.length; index ++ ) {\n\n\t\tif ( gui.__preset_select[ index ].value === gui.preset ) {\n\n\t\t\tgui.__preset_select.selectedIndex = index;\n\n\t\t}\n\n\t}\n\n}\nfunction updateDisplays( controllerArray ) {\n\n\tif ( controllerArray.length !== 0 ) {\n\n\t\trequestAnimationFrame$1.call( window, function () {\n\n\t\t\tupdateDisplays( controllerArray );\n\n\t\t} );\n\n\t}\n\tCommon.each( controllerArray, function ( c ) {\n\n\t\tc.updateDisplay();\n\n\t} );\n\n}\n\nvar color = {\n\tColor: Color,\n\tmath: ColorMath,\n\tinterpret: interpret\n};\nvar controllers = {\n\tController: Controller,\n\tBooleanController: BooleanController,\n\tOptionController: OptionController,\n\tStringController: StringController,\n\tNumberController: NumberController,\n\tNumberControllerBox: NumberControllerBox,\n\tNumberControllerSlider: NumberControllerSlider,\n\tFunctionController: FunctionController,\n\tColorController: ColorController\n};\nvar dom$1 = { dom: dom };\nvar gui = { GUI: GUI };\nvar GUI$1 = GUI;
121\nvar index = {\n\tcolor: color,\n\tcontrollers: controllers,\n\tdom: dom$1,\n\tgui: gui,\n\tGUI: GUI$1\n};\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (index);\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/libs/dat.gui.module.js?"); 122 123/***/ }), 124
125/***/ "./homepage-splash-assets/src/js/vendor/jsm/libs/stats.module.js": 126/*!***********************************************************************!*\ 127 !*** ./homepage-splash-assets/src/js/vendor/jsm/libs/stats.module.js ***! 128 \***********************************************************************/ 129/*! exports provided: default */ 130/***/ (function(module, __webpack_exports__, __webpack_require__) { 131 132"use strict"; 133eval("__webpack_require__.r(__webpack_exports__);\nvar Stats = function () {\n\n\tvar mode = 0;\n\n\tvar container = document.createElement( 'div' );\n\tcontainer.style.cssText = 'position:fixed;top:0;left:0;cursor:pointer;opacity:0.9;z-index:10000';\n\tcontainer.addEventListener( 'click', function ( event ) {\n\n\t\tevent.preventDefault();\n\t\tshowPanel( ++ mode % container.children.length );\n\n\t}, false );\n\n\t//\n\n\tfunction addPanel( panel ) {\n\n\t\tcontainer.appendChild( panel.dom );\n\t\treturn panel;\n\n\t}\n\n\tfunction showPanel( id ) {\n\n\t\tfor ( var i = 0; i < container.children.length; i ++ ) {\n\n\t\t\tcontainer.children[ i ].style.display = i === id ? 'block' : 'none';\n\n\t\t}\n\n\t\tmode = id;\n\n\t}\n\n\t//\n\n\tvar beginTime = ( performance || Date ).now(), prevTime = beginTime, frames = 0;\n\n\tvar fpsPanel = addPanel( new Stats.Panel( 'FPS', '#0ff', '#002' ) );\n\tvar msPanel = addPanel( new Stats.Panel( 'MS', '#0f0', '#020' ) );\n\n\tif ( self.performance && self.performance.memory ) {\n\n\t\tvar memPanel = addPanel( new Stats.Panel( 'MB', '#f08', '#201' ) );\n\n\t}\n\n\tshowPanel( 0 );\n\n\treturn {\n\n\t\tREVISION: 16,\n\n\t\tdom: container,\n\n\t\taddPanel: addPanel,\n\t\tshowPanel: showPanel,\n\n\t\tbegin: function () {\n\n\t\t\tbeginTime = ( performance || Date ).now();\n\n\t\t},\n\n\t\tend: function () {\n\n\t\t\tframes ++;\n\n\t\t\tvar time = ( performance || Date ).now();\n\n\t\t\tmsPanel.update( time - beginTime, 200 );\n\n\t\t\tif ( time >= prevTime + 1000 ) {\n\n\t\t\t\tfpsPanel.update( ( frames * 1000 ) / ( time - prevTime ), 100 );\n\n\t\t\t\tprevTime = time;\n\t\t\t\tframes = 0;\n\n\t\t\t\tif ( memPanel ) {\n\n\t\t\t\t\tvar memory = performance.memory;\n\t\t\t\t\tmemPanel.update( memory.usedJSHeapSize / 1048576, memory.jsHeapSizeLimit / 1048576 );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\treturn time;\n\n\t\t},\n\n\t\tupdate: function () {\n\n\t\t\tbeginTime = this.end();\n\n\t\t},\n\n\t\t// Backwards Compatibility\n\n\t\tdomElement: container,\n\t\tsetMode: showPanel\n\n\t};\n\n};\n\nStats.Panel = function ( name, fg, bg ) {\n\n\tvar min = Infinity, max = 0, round = Math.round;\n\tvar PR = round( window.devicePixelRatio || 1 );\n\n\tvar WIDTH = 80 * PR, HEIGHT = 48 * PR,\n\t\tTEXT_X = 3 * PR, TEXT_Y = 2 * PR,\n\t\tGRAPH_X = 3 * PR, GRAPH_Y = 15 * PR,\n\t\tGRAPH_WIDTH = 74 * PR, GRAPH_HEIGHT = 30 * PR;\n\n\tvar canvas = document.createElement( 'canvas' );\n\tcanvas.width = WIDTH;\n\tcanvas.height = HEIGHT;\n\tcanvas.style.cssText = 'width:80px;height:48px';\n\n\tvar context = canvas.getContext( '2d' );\n\tcontext.font = 'bold ' + ( 9 * PR ) + 'px Helvetica,Arial,sans-serif';\n\tcontext.textBaseline = 'top';\n\n\tcontext.fillStyle = bg;\n\tcontext.fillRect( 0, 0, WIDTH, HEIGHT );\n\n\tcontext.fillStyle = fg;\n\tcontext.fillText( name, TEXT_X, TEXT_Y );\n\tcontext.fillRect( GRAPH_X, GRAPH_Y, GRAPH_WIDTH, GRAPH_HEIGHT );\n\n\tcontext.fillStyle = bg;\n\tcontext.globalAlpha = 0.9;\n\tcontext.fillRect( GRAPH_X, GRAPH_Y, GRAPH_WIDTH, GRAPH_HEIGHT );\n\n\treturn {\n\n\t\tdom: canvas,\n\n\t\tupdate: function ( value, maxValue ) {\n\n\t\t\tmin = Math.min( min, value );\n\t\t\tmax = Math.max( max, value );\n\n\t\t\tcontext.fillStyle = bg;\n\t\t\tcontext.globalAlpha = 1;\n\t\t\tcontext.fillRect( 0, 0, WIDTH, GRAPH_Y );\n\t\t\tcontext.fillStyle = fg;\n\t\t\tcontext.fillText( round( value ) + ' ' + name + ' (' + round( min ) + '-' + round( max ) + ')', TEXT_X, TEXT_Y );\n\n\t\t\tcontext.drawImage( canvas, GRAPH_X + PR, GRAPH_Y, GRAPH_WIDTH - PR, GRAPH_HEIGHT, GRAPH_X, GRAPH_Y, GRAPH_WIDTH - PR, GRAPH_HEIGHT );\n\n\t\t\tcontext.fillRect( GRAPH_X + GRAPH_WIDTH - PR, GRAPH_Y, PR, GRAPH_HEIGHT );\n\n\t\t\tcontext.fillStyle = bg;\n\t\t\tcontext.globalAlpha = 0.9;\n\t\t\tcontext.fillRect( GRAPH_X + GRAPH_WIDTH - PR, GRAPH_Y, PR, roun
133d( ( 1 - ( value / maxValue ) ) * GRAPH_HEIGHT ) );\n\n\t\t}\n\n\t};\n\n};\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (Stats);\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/libs/stats.module.js?"); 134 135/***/ }), 136
137/***/ "./homepage-splash-assets/src/js/vendor/jsm/loaders/DDSLoader.js": 138/*!***********************************************************************!*\ 139 !*** ./homepage-splash-assets/src/js/vendor/jsm/loaders/DDSLoader.js ***! 140 \***********************************************************************/ 141/*! exports provided: DDSLoader */ 142/***/ (function(module, __webpack_exports__, __webpack_require__) { 143 144"use strict"; 145eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"DDSLoader\", function() { return DDSLoader; });\n/* harmony import */ var _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../../build/three.module.js */ \"./homepage-splash-assets/src/js/vendor/build/three.module.js\");\n\n\nvar DDSLoader = function ( manager ) {\n\n\t_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"CompressedTextureLoader\"].call( this, manager );\n\n};\n\nDDSLoader.prototype = Object.assign( Object.create( _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"CompressedTextureLoader\"].prototype ), {\n\n\tconstructor: DDSLoader,\n\n\tparse: function ( buffer, loadMipmaps ) {\n\n\t\tvar dds = { mipmaps: [], width: 0, height: 0, format: null, mipmapCount: 1 };\n\n\t\t// Adapted from @toji's DDS utils\n\t\t// https://github.com/toji/webgl-texture-utils/blob/master/texture-util/dds.js\n\n\t\t// All values and structures referenced from:\n\t\t// http://msdn.microsoft.com/en-us/library/bb943991.aspx/\n\n\t\tvar DDS_MAGIC = 0x20534444;\n\n\t\t// var DDSD_CAPS = 0x1;\n\t\t// var DDSD_HEIGHT = 0x2;\n\t\t// var DDSD_WIDTH = 0x4;\n\t\t// var DDSD_PITCH = 0x8;\n\t\t// var DDSD_PIXELFORMAT = 0x1000;\n\t\tvar DDSD_MIPMAPCOUNT = 0x20000;\n\t\t// var DDSD_LINEARSIZE = 0x80000;\n\t\t// var DDSD_DEPTH = 0x800000;\n\n\t\t// var DDSCAPS_COMPLEX = 0x8;\n\t\t// var DDSCAPS_MIPMAP = 0x400000;\n\t\t// var DDSCAPS_TEXTURE = 0x1000;\n\n\t\tvar DDSCAPS2_CUBEMAP = 0x200;\n\t\tvar DDSCAPS2_CUBEMAP_POSITIVEX = 0x400;\n\t\tvar DDSCAPS2_CUBEMAP_NEGATIVEX = 0x800;\n\t\tvar DDSCAPS2_CUBEMAP_POSITIVEY = 0x1000;\n\t\tvar DDSCAPS2_CUBEMAP_NEGATIVEY = 0x2000;\n\t\tvar DDSCAPS2_CUBEMAP_POSITIVEZ = 0x4000;\n\t\tvar DDSCAPS2_CUBEMAP_NEGATIVEZ = 0x8000;\n\t\t// var DDSCAPS2_VOLUME = 0x200000;\n\n\t\t// var DDPF_ALPHAPIXELS = 0x1;\n\t\t// var DDPF_ALPHA = 0x2;\n\t\tvar DDPF_FOURCC = 0x4;\n\t\t// var DDPF_RGB = 0x40;\n\t\t// var DDPF_YUV = 0x200;\n\t\t// var DDPF_LUMINANCE = 0x20000;\n\n\t\tfunction fourCCToInt32( value ) {\n\n\t\t\treturn value.charCodeAt( 0 ) +\n\t\t\t\t( value.charCodeAt( 1 ) << 8 ) +\n\t\t\t\t( value.charCodeAt( 2 ) << 16 ) +\n\t\t\t\t( value.charCodeAt( 3 ) << 24 );\n\n\t\t}\n\n\t\tfunction int32ToFourCC( value ) {\n\n\t\t\treturn String.fromCharCode(\n\t\t\t\tvalue & 0xff,\n\t\t\t\t( value >> 8 ) & 0xff,\n\t\t\t\t( value >> 16 ) & 0xff,\n\t\t\t\t( value >> 24 ) & 0xff\n\t\t\t);\n\n\t\t}\n\n\t\tfunction loadARGBMip( buffer, dataOffset, width, height ) {\n\n\t\t\tvar dataLength = width * height * 4;\n\t\t\tvar srcBuffer = new Uint8Array( buffer, dataOffset, dataLength );\n\t\t\tvar byteArray = new Uint8Array( dataLength );\n\t\t\tvar dst = 0;\n\t\t\tvar src = 0;\n\t\t\tfor ( var y = 0; y < height; y ++ ) {\n\n\t\t\t\tfor ( var x = 0; x < width; x ++ ) {\n\n\t\t\t\t\tvar b = srcBuffer[ src ]; src ++;\n\t\t\t\t\tvar g = srcBuffer[ src ]; src ++;\n\t\t\t\t\tvar r = srcBuffer[ src ]; src ++;\n\t\t\t\t\tvar a = srcBuffer[ src ]; src ++;\n\t\t\t\t\tbyteArray[ dst ] = r; dst ++;\t//r\n\t\t\t\t\tbyteArray[ dst ] = g; dst ++;\t//g\n\t\t\t\t\tbyteArray[ dst ] = b; dst ++;\t//b\n\t\t\t\t\tbyteArray[ dst ] = a; dst ++;\t//a\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\treturn byteArray;\n\n\t\t}\n\n\t\tvar FOURCC_DXT1 = fourCCToInt32( \"DXT1\" );\n\t\tvar FOURCC_DXT3 = fourCCToInt32( \"DXT3\" );\n\t\tvar FOURCC_DXT5 = fourCCToInt32( \"DXT5\" );\n\t\tvar FOURCC_ETC1 = fourCCToInt32( \"ETC1\" );\n\n\t\tvar headerLengthInt = 31; // The header length in 32 bit ints\n\n\t\t// Offsets into the header array\n\n\t\tvar off_magic = 0;\n\n\t\tvar off_size = 1;\n\t\tvar off_flags = 2;\n\t\tvar off_height = 3;\n\t\tvar off_width = 4;\n\n\t\tvar off_mipmapCount = 7;\n\n\t\tvar off_pfFlags = 20;\n\t\tvar off_pfFourCC = 21;\n\t\tvar off_RGBBitCount = 22;\n\t\tvar off_RBitMask = 23;\n\t\tvar off_GBitMask = 24;\n\t\tvar off_BBitMask = 25;\n\t\tvar off_ABitMask = 26;\n\n\t\t// var off_caps = 27;\n\t\tvar off_caps2 = 28;\n\t\t// var off_caps3 = 29;\n\t\t// var off_caps4 = 30;\n\n\t\t// Parse header\n\n\t\tvar header = new Int32Array( buffer, 0, headerLengthInt );\n\n\t\tif ( header[ off_magic ] !== DDS_MAGIC ) {\n\n\t\t\tconsole.error( 'THREE.DDSLoader.parse: Invalid magic number in DDS header.' );\n\t\t\treturn dds;\n\n\t\t}\n\n\t\tif ( ! header[ off_pfFlags ] & DDPF_FOURCC ) {\n\n\t\t\tconsole.error( 'THREE.DDSLoader.parse: Unsupported format, must contain a FourCC code.' );\n\t\t\treturn dds;\n\n\t\t}\n\n\t\tvar blockBytes;\n\n\t\tvar fourCC = header[ off_pfFourCC ];\n\n\t\tvar isRGBAUncompressed = false;\n\n\t\tswitch ( fourCC ) {\n\n\t\t\tcase FOURCC_DXT1:\n\n\t\t\t\tblockBytes = 8;\n\t\t\t\tdds.format = _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"RGB_S3TC_DXT1_Format\"];\n\t\t\t\tbreak;\n\n\t\t\tcase FOURCC_DXT3:\n\n\t\t\t\tblockBytes = 16;\n\t\t\t\tdds.format = _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"RGBA_S3TC_DXT3_Format\"];\n\t\t\t\tbreak;\n\n\t\t\tcase FOURCC_DXT5:\n\n\t\t\t\tblockBytes = 16;\n\t\t\t\tdds.format = _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"RGBA_S3TC_DXT5_Format\"];\n\t\t\t\tbreak;\n\n\t\t\tcase FOURCC_ETC1:\n\n\t\t\t\tblockBytes = 8;\n\t\t\t\tdds.format = _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"RGB_ETC1_Format\"];\n\t\t\t\tbreak;\n\n\t\t\tdefault:\n\n\t\t\t\tif ( header[ off_RGBBitCount ] === 32\n\t\t\t\t\t&& header[ off_RBitMask ] & 0xff0000\n\t\t\t\t\t&& header[ off_GBitMask ] & 0xff00\n\t\t\t\t\t&& header[ off_BBitMask ] & 0xff\n\t\t\t\t\t&& header[ off_ABitMask ] & 0xff000000 ) {\n\n\t\t\t\t\tisRGBAUncompressed = true;\n\t\t\t\t\tblockBytes = 64;\n\t\t\t\t\tdds.format = _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"RGBAFormat\"];\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconsole.error( 'THREE.DDSLoader.parse: Unsupported FourCC code ', int32ToFourCC( fourCC ) );\n\t\t\t\t\treturn dds;\n\n\t\t\t\t}\n\n\t\t}\n\n\t\tdds.mipmapCount = 1;\n\n\t\tif ( header[ off_flags ] & DDSD_MIPMAPCOUNT && loadMipmaps !== false ) {\n\n\t\t\tdds.mipmapCount = Math.max( 1, header[ off_mipmapCount ] );\n\n\t\t}\n\n\t\tvar caps2 = header[ off_caps2 ];\n\t\tdds.isCubemap = caps2 & DDSCAPS2_CUBEMAP ? true : false;\n\t\tif ( dds.isCubemap && (\n\t\t\t! ( caps2 & DDSCAPS2_CUBEMAP_POSITIVEX ) ||\n\t\t\t! ( caps2 & DDSCAPS2_CUBEMAP_NEGATIVEX ) ||\n\t\t\t! ( caps2 & DDSCAPS2_CUBEMAP_POSITIVEY ) ||\n\t\t\t! ( caps2 & DDSCAPS2_CUBEMAP_NEGATIVEY ) ||\n\t\t\t! ( caps2 & DDSCAPS2_CUBEMAP_POSITIVEZ ) ||\n\t\t\t! ( caps2 & DDSCAPS2_CUBEMAP_NEGATIVEZ )\n\t\t) ) {\n\n\t\t\tconsole.error( 'THREE.DDSLoader.parse: Incomplete cubemap faces' );\n\t\t\treturn dds;\n\n\t\t}\n\n\t\tdds.width = header[ off_width ];\n\t\tdds.height = header[ off_height ];\n\n\t\tvar dataOffset = header[ off_size ] + 4;\n\n\t\t// Extract mipmaps buffers\n\n\t\tvar faces = dds.isCubemap ? 6 : 1;\n\n\t\tfor ( var face = 0; face < faces; face ++ ) {\n\n\t\t\tvar width = dds.width;\n\t\t\tvar height = dds.height;\n\n\t\t\tfor ( var i = 0; i < dds.mipmapCount; i ++ ) {\n\n\t\t\t\tif ( isRGBAUncompressed ) {\n\n\t\t\t\t\tvar byteArray = loadARGBMip( buffer, dataOffset, width, height );\n\t\t\t\t\tvar dataLength = byteArray.length;\n\n\t\t\t\t} else {\n\n\t\t\t\t\tvar dataLength = Math.max( 4, width ) / 4 * Math.max( 4, height ) / 4 * blockBytes;\n\t\t\t\t\tvar byteArray = new Uint8Array( buffer, dataOffset, dataLength );\n\n\t\t\t\t}\n\n\t\t\t\tvar mipmap = { \"data\": byteArray, \"width\": width, \"height\"
145: height };\n\t\t\t\tdds.mipmaps.push( mipmap );\n\n\t\t\t\tdataOffset += dataLength;\n\n\t\t\t\twidth = Math.max( width >> 1, 1 );\n\t\t\t\theight = Math.max( height >> 1, 1 );\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn dds;\n\n\t}\n\n} );\n\n\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/loaders/DDSLoader.js?"); 146 147/***/ }), 148
149/***/ "./homepage-splash-assets/src/js/vendor/jsm/loaders/MTLLoader.js": 150/*!***********************************************************************!*\ 151 !*** ./homepage-splash-assets/src/js/vendor/jsm/loaders/MTLLoader.js ***! 152 \***********************************************************************/ 153/*! exports provided: MTLLoader */ 154/***/ (function(module, __webpack_exports__, __webpack_require__) { 155 156"use strict"; 157eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MTLLoader\", function() { return MTLLoader; });\n/* harmony import */ var _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../../build/three.module.js */ \"./homepage-splash-assets/src/js/vendor/build/three.module.js\");\n\n/**\n * Loads a Wavefront .mtl file specifying materials\n */\n\nvar MTLLoader = function ( manager ) {\n\n\t_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Loader\"].call( this, manager );\n\n};\n\nMTLLoader.prototype = Object.assign( Object.create( _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Loader\"].prototype ), {\n\n\tconstructor: MTLLoader,\n\n\t/**\n\t * Loads and parses a MTL asset from a URL.\n\t *\n\t * @param {String} url - URL to the MTL file.\n\t * @param {Function} [onLoad] - Callback invoked with the loaded object.\n\t * @param {Function} [onProgress] - Callback for download progress.\n\t * @param {Function} [onError] - Callback for download errors.\n\t *\n\t * @see setPath setResourcePath\n\t *\n\t * @note In order for relative texture references to resolve correctly\n\t * you must call setResourcePath() explicitly prior to load.\n\t */\n\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\tvar scope = this;\n\n\t\tvar path = ( this.path === '' ) ? _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"LoaderUtils\"].extractUrlBase( url ) : this.path;\n\n\t\tvar loader = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"FileLoader\"]( this.manager );\n\t\tloader.setPath( this.path );\n\t\tloader.setRequestHeader( this.requestHeader );\n\t\tloader.load( url, function ( text ) {\n\n\t\t\ttry {\n\n\t\t\t\tonLoad( scope.parse( text, path ) );\n\n\t\t\t} catch ( e ) {\n\n\t\t\t\tif ( onError ) {\n\n\t\t\t\t\tonError( e );\n\n\t\t\t\t} else {\n\n\t\t\t\t\tconsole.error( e );\n\n\t\t\t\t}\n\n\t\t\t\tscope.manager.itemError( url );\n\n\t\t\t}\n\n\t\t}, onProgress, onError );\n\n\t},\n\n\tsetMaterialOptions: function ( value ) {\n\n\t\tthis.materialOptions = value;\n\t\treturn this;\n\n\t},\n\n\t/**\n\t * Parses a MTL file.\n\t *\n\t * @param {String} text - Content of MTL file\n\t * @return {MTLLoader.MaterialCreator}\n\t *\n\t * @see setPath setResourcePath\n\t *\n\t * @note In order for relative texture references to resolve correctly\n\t * you must call setResourcePath() explicitly prior to parse.\n\t */\n\tparse: function ( text, path ) {\n\n\t\tvar lines = text.split( '\\n' );\n\t\tvar info = {};\n\t\tvar delimiter_pattern = /\\s+/;\n\t\tvar materialsInfo = {};\n\n\t\tfor ( var i = 0; i < lines.length; i ++ ) {\n\n\t\t\tvar line = lines[ i ];\n\t\t\tline = line.trim();\n\n\t\t\tif ( line.length === 0 || line.charAt( 0 ) === '#' ) {\n\n\t\t\t\t// Blank line or comment ignore\n\t\t\t\tcontinue;\n\n\t\t\t}\n\n\t\t\tvar pos = line.indexOf( ' ' );\n\n\t\t\tvar key = ( pos >= 0 ) ? line.substring( 0, pos ) : line;\n\t\t\tkey = key.toLowerCase();\n\n\t\t\tvar value = ( pos >= 0 ) ? line.substring( pos + 1 ) : '';\n\t\t\tvalue = value.trim();\n\n\t\t\tif ( key === 'newmtl' ) {\n\n\t\t\t\t// New material\n\n\t\t\t\tinfo = { name: value };\n\t\t\t\tmaterialsInfo[ value ] = info;\n\n\t\t\t} else {\n\n\t\t\t\tif ( key === 'ka' || key === 'kd' || key === 'ks' || key === 'ke' ) {\n\n\t\t\t\t\tvar ss = value.split( delimiter_pattern, 3 );\n\t\t\t\t\tinfo[ key ] = [ parseFloat( ss[ 0 ] ), parseFloat( ss[ 1 ] ), parseFloat( ss[ 2 ] ) ];\n\n\t\t\t\t} else {\n\n\t\t\t\t\tinfo[ key ] = value;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tvar materialCreator = new MTLLoader.MaterialCreator( this.resourcePath || path, this.materialOptions );\n\t\tmaterialCreator.setCrossOrigin( this.crossOrigin );\n\t\tmaterialCreator.setManager( this.manager );\n\t\tmaterialCreator.setMaterials( materialsInfo );\n\t\treturn materialCreator;\n\n\t}\n\n} );\n\n/**\n * Create a new MTLLoader.MaterialCreator\n * @param baseUrl - Url relative to which textures are loaded\n * @param options - Set of options on how to construct the materials\n * side: Which side to apply the material\n * FrontSide (default), THREE.BackSide, THREE.DoubleSide\n * wrap: What type of wrapping to apply for textures\n * RepeatWrapping (default), THREE.ClampToEdgeWrapping, THREE.MirroredRepeatWrapping\n * normalizeRGB: RGBs need to be normalized to 0-1 from 0-255\n * Default: false, assumed to be already normalized\n * ignoreZeroRGBs: Ignore values of RGBs (Ka,Kd,Ks) that are all 0's\n * Default: false\n * @constructor\n */\n\nMTLLoader.MaterialCreator = function ( baseUrl, options ) {\n\n\tthis.baseUrl = baseUrl || '';\n\tthis.options = options;\n\tthis.materialsInfo = {};\n\tthis.materials = {};\n\tthis.materialsArray = [];\n\tthis.nameLookup = {};\n\n\tthis.side = ( this.options && this.options.side ) ? this.options.side : _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"FrontSide\"];\n\tthis.wrap = ( this.options && this.options.wrap ) ? this.options.wrap : _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"RepeatWrapping\"];\n\n};
157\n\nMTLLoader.MaterialCreator.prototype = {\n\n\tconstructor: MTLLoader.MaterialCreator,\n\n\tcrossOrigin: 'anonymous',\n\n\tsetCrossOrigin: function ( value ) {\n\n\t\tthis.crossOrigin = value;\n\t\treturn this;\n\n\t},\n\n\tsetManager: function ( value ) {\n\n\t\tthis.manager = value;\n\n\t},\n\n\tsetMaterials: function ( materialsInfo ) {\n\n\t\tthis.materialsInfo = this.convert( materialsInfo );\n\t\tthis.materials = {};\n\t\tthis.materialsArray = [];\n\t\tthis.nameLookup = {};\n\n\t},\n\n\tconvert: function ( materialsInfo ) {\n\n\t\tif ( ! this.options ) return materialsInfo;\n\n\t\tvar converted = {};\n\n\t\tfor ( var mn in materialsInfo ) {\n\n\t\t\t// Convert materials info into normalized form based on options\n\n\t\t\tvar mat = materialsInfo[ mn ];\n\n\t\t\tvar covmat = {};\n\n\t\t\tconverted[ mn ] = covmat;\n\n\t\t\tfor ( var prop in mat ) {\n\n\t\t\t\tvar save = true;\n\t\t\t\tvar value = mat[ prop ];\n\t\t\t\tvar lprop = prop.toLowerCase();\n\n\t\t\t\tswitch ( lprop ) {\n\n\t\t\t\t\tcase 'kd':\n\t\t\t\t\tcase 'ka':\n\t\t\t\t\tcase 'ks':\n\n\t\t\t\t\t\t// Diffuse color (color under white light) using RGB values\n\n\t\t\t\t\t\tif ( this.options && this.options.normalizeRGB ) {\n\n\t\t\t\t\t\t\tvalue = [ value[ 0 ] / 255, value[ 1 ] / 255, value[ 2 ] / 255 ];\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tif ( this.options && this.options.ignoreZeroRGBs ) {\n\n\t\t\t\t\t\t\tif ( value[ 0 ] === 0 && value[ 1 ] === 0 && value[ 2 ] === 0 ) {\n\n\t\t\t\t\t\t\t\t// ignore\n\n\t\t\t\t\t\t\t\tsave = false;\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\tdefault:\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t}\n\n\t\t\t\tif ( save ) {\n\n\t\t\t\t\tcovmat[ lprop ] = value;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn converted;\n\n\t},\n\n\tpreload: function () {\n\n\t\tfor ( var mn in this.materialsInfo ) {\n\n\t\t\tthis.create( mn );\n\n\t\t}\n\n\t},\n\n\tgetIndex: function ( materialName ) {\n\n\t\treturn this.nameLookup[ materialName ];\n\n\t},\n\n\tgetAsArray: function () {\n\n\t\tvar index = 0;\n\n\t\tfor ( var mn in this.materialsInfo ) {\n\n\t\t\tthis.materialsArray[ index ] = this.create( mn );\n\t\t\tthis.nameLookup[ mn ] = index;\n\t\t\tindex ++;\n\n\t\t}\n\n\t\treturn this.materialsArray;\n\n\t},\n\n\tcreate: function ( materialName ) {\n\n\t\tif ( this.materials[ materialName ] === undefined ) {\n\n\t\t\tthis.createMaterial_( materialName );\n\n\t\t}\n\n\t\treturn this.materials[ materialName ];\n\n\t},\n\n\tcreateMaterial_: function ( materialName ) {\n\n\t\t// Create material\n\n\t\tvar scope = this;\n\t\tvar mat = this.materialsInfo[ materialName ];\n\t\tvar params = {\n\n\t\t\tname: materialName,\n\t\t\tside: this.side\n\n\t\t};\n\n\t\tfunction resolveURL( baseUrl, url ) {\n\n\t\t\tif ( typeof url !== 'string' || url === '' )\n\t\t\t\treturn '';\n\n\t\t\t// Absolute URL\n\t\t\tif ( /^https?:\\/\\//i.test( url ) ) return url;\n\n\t\t\treturn baseUrl + url;\n\n\t\t}\n\n\t\tfunction setMapForType( mapType, value ) {\n\n\t\t\tif ( params[ mapType ] ) return; // Keep the first encountered texture\n\n\t\t\tvar texParams = scope.getTextureParams( value, params );\n\t\t\tvar map = scope.loadTexture( resolveURL( scope.baseUrl, texParams.url ) );\n\n\t\t\tmap.repeat.copy( texParams.scale );\n\t\t\tmap.offset.copy( texParams.offset );\n\n\t\t\tmap.wrapS = scope.wrap;\n\t\t\tmap.wrapT = scope.wrap;\n\n\t\t\tparams[ mapType ] = map;\n\n\t\t}\n\n\t\tfor ( var prop in mat ) {\n\n\t\t\tvar value = mat[ prop ];\n\t\t\tvar n;\n\n\t\t\tif ( value === '' ) continue;\n\n\t\t\tswitch ( prop.toLowerCase() ) {\n\n\t\t\t\t// Ns is material specular exponent\n\n\t\t\t\tcase 'kd':\n\n\t\t\t\t\t// Diffuse color (color under white light) using RGB values\n\n\t\t\t\t\tparams.color = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Color\"]().fromArray( value );\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'ks':\n\n\t\t\t\t\t// Specular color (color when light is reflected from shiny surface) using RGB values\n\t\t\t\t\tparams.specular = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Color\"]().fromArray( value );\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'ke':\n\n\t\t\t\t\t// Emissive using RGB values\n\t\t\t\t\tparams.emissive = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Color\"]().fromArray( value );\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'map_kd':\n\n\t\t\t\t\t// Diffuse texture map\n\n\t\t\t\t\tsetMapForType( \"map\", value );\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'map_ks':\n\n\t\t\t\t\t// Specular map\n\n\t\t\t\t\tsetMapForType( \"specularMap\", value );\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'map_ke':\n\n\t\t\t\t\t// Emissive map\n\n\t\t\t\t\tsetMapForType( \"emissiveMap\", value );\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'norm':\n\n\t\t\t\t\tsetMapForType( \"normalMap\", value );\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'map_bump':\n\t\t\t\tcase 'bump':\n\n\t\t\t\t\t// Bump texture map\n\n\t\t\t\t\tsetMapForType( \"bumpMap\", value );\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'map_d':\n\n\t\t\t\t\t// Alpha map\n\n\t\t\t\t\tsetMapForType( \"alphaMap\", value );\n\t\t\t\t\tparams.transparent = true;\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'ns':\n\n\t\t\t\t\t// The specular exponent (defines the focus of the specular highlight)\n\t\t\t\t\t// A high exponent results in a tight, concentrated highlight. Ns values n
157ormally range from 0 to 1000.\n\n\t\t\t\t\tparams.shininess = parseFloat( value );\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'd':\n\t\t\t\t\tn = parseFloat( value );\n\n\t\t\t\t\tif ( n < 1 ) {\n\n\t\t\t\t\t\tparams.opacity = n;\n\t\t\t\t\t\tparams.transparent = true;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tcase 'tr':\n\t\t\t\t\tn = parseFloat( value );\n\n\t\t\t\t\tif ( this.options && this.options.invertTrProperty ) n = 1 - n;\n\n\t\t\t\t\tif ( n > 0 ) {\n\n\t\t\t\t\t\tparams.opacity = 1 - n;\n\t\t\t\t\t\tparams.transparent = true;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tbreak;\n\n\t\t\t\tdefault:\n\t\t\t\t\tbreak;\n\n\t\t\t}\n\n\t\t}\n\n\t\tthis.materials[ materialName ] = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"MeshPhongMaterial\"]( params );\n\t\treturn this.materials[ materialName ];\n\n\t},\n\n\tgetTextureParams: function ( value, matParams ) {\n\n\t\tvar texParams = {\n\n\t\t\tscale: new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]( 1, 1 ),\n\t\t\toffset: new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]( 0, 0 )\n\n\t\t };\n\n\t\tvar items = value.split( /\\s+/ );\n\t\tvar pos;\n\n\t\tpos = items.indexOf( '-bm' );\n\n\t\tif ( pos >= 0 ) {\n\n\t\t\tmatParams.bumpScale = parseFloat( items[ pos + 1 ] );\n\t\t\titems.splice( pos, 2 );\n\n\t\t}\n\n\t\tpos = items.indexOf( '-s' );\n\n\t\tif ( pos >= 0 ) {\n\n\t\t\ttexParams.scale.set( parseFloat( items[ pos + 1 ] ), parseFloat( items[ pos + 2 ] ) );\n\t\t\titems.splice( pos, 4 ); // we expect 3 parameters here!\n\n\t\t}\n\n\t\tpos = items.indexOf( '-o' );\n\n\t\tif ( pos >= 0 ) {\n\n\t\t\ttexParams.offset.set( parseFloat( items[ pos + 1 ] ), parseFloat( items[ pos + 2 ] ) );\n\t\t\titems.splice( pos, 4 ); // we expect 3 parameters here!\n\n\t\t}\n\n\t\ttexParams.url = items.join( ' ' ).trim();\n\t\treturn texParams;\n\n\t},\n\n\tloadTexture: function ( url, mapping, onLoad, onProgress, onError ) {\n\n\t\tvar texture;\n\t\tvar manager = ( this.manager !== undefined ) ? this.manager : _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"DefaultLoadingManager\"];\n\t\tvar loader = manager.getHandler( url );\n\n\t\tif ( loader === null ) {\n\n\t\t\tloader = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"TextureLoader\"]( manager );\n\n\t\t}\n\n\t\tif ( loader.setCrossOrigin ) loader.setCrossOrigin( this.crossOrigin );\n\t\ttexture = loader.load( url, onLoad, onProgress, onError );\n\n\t\tif ( mapping !== undefined ) texture.mapping = mapping;\n\n\t\treturn texture;\n\n\t}\n\n};\n\n\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/loaders/MTLLoader.js?"); 158 159/***/ }), 160
161/***/ "./homepage-splash-assets/src/js/vendor/jsm/loaders/OBJLoader.js": 162/*!***********************************************************************!*\ 163 !*** ./homepage-splash-assets/src/js/vendor/jsm/loaders/OBJLoader.js ***! 164 \***********************************************************************/ 165/*! exports provided: OBJLoader */ 166/***/ (function(module, __webpack_exports__, __webpack_require__) { 167 168"use strict"; 169eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"OBJLoader\", function() { return OBJLoader; });\n/* harmony import */ var _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../../build/three.module.js */ \"./homepage-splash-assets/src/js/vendor/build/three.module.js\");\n\n\nvar OBJLoader = ( function () {\n\n\t// o object_name | g group_name\n\tvar object_pattern = /^[og]\\s*(.+)?/;\n\t// mtllib file_reference\n\tvar material_library_pattern = /^mtllib /;\n\t// usemtl material_name\n\tvar material_use_pattern = /^usemtl /;\n\t// usemap map_name\n\tvar map_use_pattern = /^usemap /;\n\n\tvar vA = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector3\"]();\n\tvar vB = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector3\"]();\n\tvar vC = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector3\"]();\n\n\tvar ab = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector3\"]();\n\tvar cb = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector3\"]();\n\n\tfunction ParserState() {\n\n\t\tvar state = {\n\t\t\tobjects: [],\n\t\t\tobject: {},\n\n\t\t\tvertices: [],\n\t\t\tnormals: [],\n\t\t\tcolors: [],\n\t\t\tuvs: [],\n\n\t\t\tmaterials: {},\n\t\t\tmaterialLibraries: [],\n\n\t\t\tstartObject: function ( name, fromDeclaration ) {\n\n\t\t\t\t// If the current object (initial from reset) is not from a g/o declaration in the parsed\n\t\t\t\t// file. We need to use it for the first parsed g/o to keep things in sync.\n\t\t\t\tif ( this.object && this.object.fromDeclaration === false ) {\n\n\t\t\t\t\tthis.object.name = name;\n\t\t\t\t\tthis.object.fromDeclaration = ( fromDeclaration !== false );\n\t\t\t\t\treturn;\n\n\t\t\t\t}\n\n\t\t\t\tvar previousMaterial = ( this.object && typeof this.object.currentMaterial === 'function' ? this.object.currentMaterial() : undefined );\n\n\t\t\t\tif ( this.object && typeof this.object._finalize === 'function' ) {\n\n\t\t\t\t\tthis.object._finalize( true );\n\n\t\t\t\t}\n\n\t\t\t\tthis.object = {\n\t\t\t\t\tname: name || '',\n\t\t\t\t\tfromDeclaration: ( fromDeclaration !== false ),\n\n\t\t\t\t\tgeometry: {\n\t\t\t\t\t\tvertices: [],\n\t\t\t\t\t\tnormals: [],\n\t\t\t\t\t\tcolors: [],\n\t\t\t\t\t\tuvs: [],\n\t\t\t\t\t\thasNormalIndices: false,\n\t\t\t\t\t\thasUVIndices: false\n\t\t\t\t\t},\n\t\t\t\t\tmaterials: [],\n\t\t\t\t\tsmooth: true,\n\n\t\t\t\t\tstartMaterial: function ( name, libraries ) {\n\n\t\t\t\t\t\tvar previous = this._finalize( false );\n\n\t\t\t\t\t\t// New usemtl declaration overwrites an inherited material, except if faces were declared\n\t\t\t\t\t\t// after the material, then it must be preserved for proper MultiMaterial continuation.\n\t\t\t\t\t\tif ( previous && ( previous.inherited || previous.groupCount <= 0 ) ) {\n\n\t\t\t\t\t\t\tthis.materials.splice( previous.index, 1 );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tvar material = {\n\t\t\t\t\t\t\tindex: this.materials.length,\n\t\t\t\t\t\t\tname: name || '',\n\t\t\t\t\t\t\tmtllib: ( Array.isArray( libraries ) && libraries.length > 0 ? libraries[ libraries.length - 1 ] : '' ),\n\t\t\t\t\t\t\tsmooth: ( previous !== undefined ? previous.smooth : this.smooth ),\n\t\t\t\t\t\t\tgroupStart: ( previous !== undefined ? previous.groupEnd : 0 ),\n\t\t\t\t\t\t\tgroupEnd: - 1,\n\t\t\t\t\t\t\tgroupCount: - 1,\n\t\t\t\t\t\t\tinherited: false,\n\n\t\t\t\t\t\t\tclone: function ( index ) {\n\n\t\t\t\t\t\t\t\tvar cloned = {\n\t\t\t\t\t\t\t\t\tindex: ( typeof index === 'number' ? index : this.index ),\n\t\t\t\t\t\t\t\t\tname: this.name,\n\t\t\t\t\t\t\t\t\tmtllib: this.mtllib,\n\t\t\t\t\t\t\t\t\tsmooth: this.smooth,\n\t\t\t\t\t\t\t\t\tgroupStart: 0,\n\t\t\t\t\t\t\t\t\tgroupEnd: - 1,\n\t\t\t\t\t\t\t\t\tgroupCount: - 1,\n\t\t\t\t\t\t\t\t\tinherited: false\n\t\t\t\t\t\t\t\t};\n\t\t\t\t\t\t\t\tcloned.clone = this.clone.bind( cloned );\n\t\t\t\t\t\t\t\treturn cloned;\n\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t};\n\n\t\t\t\t\t\tthis.materials.push( material );\n\n\t\t\t\t\t\treturn material;\n\n\t\t\t\t\t},\n\n\t\t\t\t\tcurrentMaterial: function () {\n\n\t\t\t\t\t\tif ( this.materials.length > 0 ) {\n\n\t\t\t\t\t\t\treturn this.materials[ this.materials.length - 1 ];\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\treturn undefined;\n\n\t\t\t\t\t},\n\n\t\t\t\t\t_finalize: function ( end ) {\n\n\t\t\t\t\t\tvar lastMultiMaterial = this.currentMaterial();\n\t\t\t\t\t\tif ( lastMultiMaterial && lastMultiMaterial.groupEnd === - 1 ) {\n\n\t\t\t\t\t\t\tlastMultiMaterial.groupEnd = this.geometry.vertices.length / 3;\n\t\t\t\t\t\t\tlastMultiMaterial.groupCount = lastMultiMaterial.groupEnd - lastMultiMaterial.groupStart;\n\t\t\t\t\t\t\tlastMultiMaterial.inherited = false;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// Ignore objects tail materials if no face declarations followed them before a new o/g started.\n\t\t\t\t\t\tif ( end && this.materials.length > 1 ) {\n\n\t\t\t\t\t\t\tfor ( var mi = this.materials.length - 1; mi >= 0; mi -- ) {\n\n\t\t\t\t\t\t\t\tif ( this.materials[ mi ].groupCount <= 0 ) {\n\n\t\t\t\t\t\t\t\t\tthis.materials.splice( mi, 1 );\n\n\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// Guarantee at least one empty material, this makes the creation later more straight forward.\n\t\t\t\t\t\tif ( end && this.materials.length === 0 ) {\n\n\t\t\t\t\t\t\tthis.materials.push( {\n\t\t\t\t\t\t\t\tname: '',\n\t\t\t\t\t\t\t\tsmooth: this.smooth\n\t\t\t\t\t\t\t} );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\treturn lastMultiMaterial;\n\n\t\t\t\t\t}\n\t\t\t\t};\n\n\t\t\t\t// Inherit previous objects material.\n\t\t\t\t// Spec tells us that a declared material must be set to all objects until a new material is declared.\n\t\t\t\t// If a usemtl declaration is encountered while this new object is being parsed, it will\n\t\t\t\t// overwrite the inherited material. Exception being that there was already face declarations\n\t\t\t\t// to the inherited material, then it will be preserved for proper MultiMaterial continuation.\n\n\t\t\t\tif ( previousMaterial && previousMaterial.name && typeof previousMaterial.clone === 'function' ) {\n\n\t\t\t\t\tvar declared = previousMaterial.clone( 0 );\n\t\t\t\t\tdeclared.inherited = true;\n\t\t\t\t\tthis.object.materials.push( declared );\n\n\t\t\t\t}\n\n\t\t\t\tthis.objects.push( this.object );\n\n\t\t\t},\n\n\t\t\tfinalize: function () {\n\n\t\t\t\tif ( this.object && typeof this.object._finalize === 'function' ) {\n\n\t\t\t\t\tthis.object._finalize( true );\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\tparseVertexIndex: function ( value, len ) {\n\n\t\t\t\tvar index = parseInt( value, 10 );\n\t\t\t\treturn ( index >= 0 ? index - 1 : index + len / 3 ) * 3;\n\n\t\t\t},\n\n\t\t\tparseNormalIndex: function ( value, len ) {\n\n\t\t\t\tvar index = parseInt( value, 10 );\n\t\t\t\treturn ( index >= 0 ? index - 1 : index + len / 3 ) * 3;\n\n\t\t\t},\n\n\t\t\tparseUVIndex: function ( value, len ) {\n\n\t\t\t\tvar index = parseInt( value, 10 );\n\t\t\t\treturn ( index >= 0 ? index - 1 : index + len / 2 ) * 2;\n\n\t\t\t},\n\n\t\t\taddVertex: function ( a, b, c ) {\n\n\t\t\t\tvar src = this.vertices;\n\t\t\t\tvar dst = this.object.geometry.vertices;\n\n\t\t\t\tdst.push( src[ a + 0 ], src[ a + 1 ], src[ a + 2 ] );\n\t\t\t\tdst.push( src[ b + 0 ], src[ b + 1 ], src[ b + 2 ] );\n\t\t\t\tdst.push( src[ c + 0 ], src[ c + 1 ], src[ c + 2 ] );\n\n\t\t\t},\n\n\t\t\taddVertexPoint: function ( a ) {\n\n\t\t\t\tvar src = this.vertices;\n\t\t\t\tvar dst = this.object.geometry.vertices;\n\n\t\t\t\tdst.push( src[ a + 0 ], src[ a + 1 ], src[ a + 2 ] );\n\n\t\t\t},\n\n\t\t\taddVertexLine: function ( a ) {\n\n\t\t\t\tvar src = this.vertices;\n\t\t\t\tvar dst = this.object.geometry.vertices;\n\n\t\t\t\tdst.push( src[ a + 0 ], src[ a + 1 ], src[ a + 2 ] );\n\n\t\t\t},\n\n\t\t\taddNormal: function ( a, b, c ) {\n\n\t\t\t\tvar src = this.normals;\n\t\t\t\tvar dst = this.object.geometry.normals;\n\n\t\t\t\tdst.push( src[ a + 0 ], src[ a + 1 ], src[ a + 2 ] );\n\t\t\t\tdst.push( src[ b + 0 ], src[ b + 1 ], src[ b + 2 ] );\n\t\t\t\tdst.push( src[ c + 0 ], src[ c + 1 ], src[ c + 2 ] );\n\n\t\t\t},\n\n\t\t\taddFaceNormal: function ( a, b, c ) {\n\n\t\t\t\tvar src = this.vertices;\n\t\t\t\tvar dst = this.object.geometry.normals;\n\n\t\t\t\tvA.fromArray( src, a );\n\t\t\t\tvB.fromArray( src, b );\n\t\t\t\tvC.fromArray( src, c );\n\n\t\t\t\tcb.subVectors( vC, vB );\n\t\t\t\tab.subVectors( vA, vB );\n\t\t\t\tcb.cross( ab );\n\n\t\t\t\tcb.normalize();\n\n\t\t\t\tdst.push( cb.x, cb.y, cb.z );\n\t\t\t\tdst.push( cb.x, cb.y, cb.z );\n\t\t\t\tdst.push( cb.x, cb.y, cb.z );\n\n\t\t\t},\n\n\t\t\taddColor: function ( a, b, c ) {\n\n\t\t\t\tvar src = this.colors;\n\t\t\t\tvar dst = this.object.geometry.colors;\n\n\t\t\t\tif ( src[ a ] !== undefined ) dst.push( src[ a + 0 ], src[ a + 1 ], src[ a + 2 ] );\n\t\t\t\tif ( src[ b ] !== undefined ) dst.push( src[ b + 0 ], src[ b + 1 ], src[ b + 2 ] );\n\t\t\t\tif ( src[ c ] !== undefined ) dst.push( src[ c + 0 ], src[ c + 1 ], src[ c + 2 ] );\n\n\t\t\t},\n\n\t\t\taddUV: function ( a, b, c ) {\n\n\t\t\t\tvar src = this.uvs;\n\t\t\t\tvar dst = this.object.geometry.uvs;\n\n\t\t\t\tdst.push( src[ a + 0 ], src[ a + 1 ] );\n\t\t\t\tdst.push( src[ b + 0 ], src[ b + 1 ] );\n\t\t\t\tdst.push( src[ c + 0 ], src[ c + 1 ] );\n\n\t\t\t},\n\n\t\t\taddDefaultUV: function () {\n\n\t\t\t\tvar dst = this.object.geometry.uvs;\n\n\t\t\t\tdst.push( 0, 0 );\n\t\t\t\tdst.push( 0, 0 );\n\t\t\t\tdst.push( 0, 0 );\n\n\t\t\t},\n\n\t\t\taddUVLine: function ( a ) {\n\n\t\t\t\tvar src = this.uvs;\n\t\t\t\tvar dst = this.object.geometry.uvs;\n\n\t\t\t\tdst.push( src[ a + 0 ], src[ a + 1 ] );\n\n\t\t\t},\n\n\t\t\taddFace: function ( a, b, c, ua, ub, uc, na, nb, nc ) {\n\n\t\t\t\tvar vLen = this.vertices.length;\n\n\t\t\t\tvar ia = this.parseVertexIndex( a, vLen );\n\t\t\t\tvar ib = this.parseVertexIndex( b, vLen );\n\t\t\t\tvar ic = this.parseVertexIndex( c, vLen );\n\n\t\t\t\tthis.addVertex( ia, ib, ic );
169\n\t\t\t\tthis.addColor( ia, ib, ic );\n\n\t\t\t\t// normals\n\n\t\t\t\tif ( na !== undefined && na !== '' ) {\n\n\t\t\t\t\tvar nLen = this.normals.length;\n\n\t\t\t\t\tia = this.parseNormalIndex( na, nLen );\n\t\t\t\t\tib = this.parseNormalIndex( nb, nLen );\n\t\t\t\t\tic = this.parseNormalIndex( nc, nLen );\n\n\t\t\t\t\tthis.addNormal( ia, ib, ic );\n\n\t\t\t\t\tthis.object.geometry.hasNormalIndices = true;\n\n\t\t\t\t} else {\n\n\t\t\t\t\tthis.addFaceNormal( ia, ib, ic );\n\n\t\t\t\t}\n\n\t\t\t\t// uvs\n\n\t\t\t\tif ( ua !== undefined && ua !== '' ) {\n\n\t\t\t\t\tvar uvLen = this.uvs.length;\n\n\t\t\t\t\tia = this.parseUVIndex( ua, uvLen );\n\t\t\t\t\tib = this.parseUVIndex( ub, uvLen );\n\t\t\t\t\tic = this.parseUVIndex( uc, uvLen );\n\n\t\t\t\t\tthis.addUV( ia, ib, ic );\n\n\t\t\t\t\tthis.object.geometry.hasUVIndices = true;\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// add placeholder values (for inconsistent face definitions)\n\n\t\t\t\t\tthis.addDefaultUV();\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\taddPointGeometry: function ( vertices ) {\n\n\t\t\t\tthis.object.geometry.type = 'Points';\n\n\t\t\t\tvar vLen = this.vertices.length;\n\n\t\t\t\tfor ( var vi = 0, l = vertices.length; vi < l; vi ++ ) {\n\n\t\t\t\t\tthis.addVertexPoint( this.parseVertexIndex( vertices[ vi ], vLen ) );\n\n\t\t\t\t}\n\n\t\t\t},\n\n\t\t\taddLineGeometry: function ( vertices, uvs ) {\n\n\t\t\t\tthis.object.geometry.type = 'Line';\n\n\t\t\t\tvar vLen = this.vertices.length;\n\t\t\t\tvar uvLen = this.uvs.length;\n\n\t\t\t\tfor ( var vi = 0, l = vertices.length; vi < l; vi ++ ) {\n\n\t\t\t\t\tthis.addVertexLine( this.parseVertexIndex( vertices[ vi ], vLen ) );\n\n\t\t\t\t}\n\n\t\t\t\tfor ( var uvi = 0, l = uvs.length; uvi < l; uvi ++ ) {\n\n\t\t\t\t\tthis.addUVLine( this.parseUVIndex( uvs[ uvi ], uvLen ) );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t};\n\n\t\tstate.startObject( '', false );\n\n\t\treturn state;\n\n\t}\n\n\t//\n\n\tfunction OBJLoader( manager ) {\n\n\t\t_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Loader\"].call( this, manager );\n\n\t\tthis.materials = null;\n\n\t}\n\n\tOBJLoader.prototype = Object.assign( Object.create( _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Loader\"].prototype ), {\n\n\t\tconstructor: OBJLoader,\n\n\t\tload: function ( url, onLoad, onProgress, onError ) {\n\n\t\t\tvar scope = this;\n\n\t\t\tvar loader = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"FileLoader\"]( scope.manager );\n\t\t\tloader.setPath( this.path );\n\t\t\tloader.setRequestHeader( this.requestHeader );\n\t\t\tloader.load( url, function ( text ) {\n\n\t\t\t\ttry {\n\n\t\t\t\t\tonLoad( scope.parse( text ) );\n\n\t\t\t\t} catch ( e ) {\n\n\t\t\t\t\tif ( onError ) {\n\n\t\t\t\t\t\tonError( e );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tconsole.error( e );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tscope.manager.itemError( url );\n\n\t\t\t\t}\n\n\t\t\t}, onProgress, onError );\n\n\t\t},\n\n\t\tsetMaterials: function ( materials ) {\n\n\t\t\tthis.materials = materials;\n\n\t\t\treturn this;\n\n\t\t},\n\n\t\tparse: function ( text ) {\n\n\t\t\tvar state = new ParserState();\n\n\t\t\tif ( text.indexOf( '\\r\\n' ) !== - 1 ) {\n\n\t\t\t\t// This is faster than String.split with regex that splits on both\n\t\t\t\ttext = text.replace( /\\r\\n/g, '\\n' );\n\n\t\t\t}\n\n\t\t\tif ( text.indexOf( '\\\\\\n' ) !== - 1 ) {\n\n\t\t\t\t// join lines separated by a line continuation character (\\)\n\t\t\t\ttext = text.replace( /\\\\\\n/g, '' );\n\n\t\t\t}\n\n\t\t\tvar lines = text.split( '\\n' );\n\t\t\tvar line = '', lineFirstChar = '';\n\t\t\tvar lineLength = 0;\n\t\t\tvar result = [];\n\n\t\t\t// Faster to just trim left side of the line. Use if available.\n\t\t\tvar trimLeft = ( typeof ''.trimLeft === 'function' );\n\n\t\t\tfor ( var i = 0, l = lines.length; i < l; i ++ ) {\n\n\t\t\t\tline = lines[ i ];\n\n\t\t\t\tline = trimLeft ? line.trimLeft() : line.trim();\n\n\t\t\t\tlineLength = line.length;\n\n\t\t\t\tif ( lineLength === 0 ) continue;\n\n\t\t\t\tlineFirstChar = line.charAt( 0 );\n\n\t\t\t\t// @todo invoke passed in handler if any\n\t\t\t\tif ( lineFirstChar === '#' ) continue;\n\n\t\t\t\tif ( lineFirstChar === 'v' ) {\n\n\t\t\t\t\tvar data = line.split( /\\s+/ );\n\n\t\t\t\t\tswitch ( data[ 0 ] ) {\n\n\t\t\t\t\t\tcase 'v':\n\t\t\t\t\t\t\tstate.vertices.push(\n\t\t\t\t\t\t\t\tparseFloat( data[ 1 ] ),\n\t\t\t\t\t\t\t\tparseFloat( data[ 2 ] ),\n\t\t\t\t\t\t\t\tparseFloat( data[ 3 ] )\n\t\t\t\t\t\t\t);\n\t\t\t\t\t\t\tif ( data.length >= 7 ) {\n\n\t\t\t\t\t\t\t\tstate.colors.push(\n\t\t\t\t\t\t\t\t\tparseFloat( data[ 4 ] ),\n\t\t\t\t\t\t\t\t\tparseFloat( data[ 5 ] ),\n\t\t\t\t\t\t\t\t\tparseFloat( data[ 6 ] )\n\n\t\t\t\t\t\t\t\t);\n\n\t\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\t\t// if no colors are defined, add placeholders so color and vertex indices match\n\n\t\t\t\t\t\t\t\tstate.colors.push( undefined, undefined, undefined );\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\tcase 'vn':\n\t\t\t\t\t\t\tstate.normals.push(\n\t\t\t\t\t\t\t\tparseFloat( data[ 1 ] ),\n\t\t\t\t\t\t\t\tparseFloat( data[ 2 ] ),\n\t\t\t\t\t\t\t\tparseFloat( data[ 3 ] )\n\t\t\t\t\t\t\t);\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\tcase 'vt':\n\t\t\t\t\t\t\tstate.uvs.push(\n\t\t\t\t\t\t\t\tparseFloat( data[ 1 ] ),\n\t\t\t\t\t\t\t\tparseFloat( data[ 2 ] )\n\t\t\t\t\t\t\t);\n\t\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t} else if ( lineFirstChar === 'f' ) {\n\n\t\t\t\t\tvar lineData = line.substr( 1 ).trim();\n\t\t\t\t\tvar vertexData = lineData.split( /\\s+/ );\n\t\t\t\t\tvar faceVertices = [];\n\n\t\t\t\t\t// Parse the face vertex data into an easy to work with format\n\n\t\t\t\t\tfor ( var j = 0, jl = vertexData.length; j < jl; j ++ ) {\n\n\t\t\t\t\t\tvar vertex = vertexData[ j ];\n\n\t\t\t\t\t\tif ( vertex.length > 0 ) {\n\n\t\t\t\t\t\t\tvar vertexParts = vertex.split( '/' );\n\t\t\t\t\t\t\tfaceVertices.push( vertexParts );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t\t// Draw an edge between the first vertex and all subsequent vertices to form an n-gon\n\n\t\t\t\t\tvar v1 = faceVertices[ 0 ];\n\n\t\t\t\t\tfor ( var j = 1, jl = faceVertices.length - 1; j < jl; j ++ ) {\n\n\t\t\t\t\t\tvar v2 = faceVertices[ j ];\n\t\t\t\t\t\tvar v3 = faceVertices[ j + 1 ];\n\n\t\t\t\t\t\tstate.addFace(\n\t\t\t\t\t\t\tv1[ 0 ], v2[ 0 ], v3[ 0 ],\n\t\t\t\t\t\t\tv1[ 1 ], v2[ 1 ], v3[ 1 ],\n\t\t\t\t\t\t\tv1[ 2 ], v2[ 2 ], v3[ 2 ]\n\t\t\t\t\t\t);\n\n\t\t\t\t\t}\n\n\t\t\t\t} else if ( lineFirstChar === 'l' ) {\n\n\t\t\t\t\tvar lineParts = line.substring( 1 ).trim().split( \" \" );\n\t\t\t\t\tvar lineVertices = [], lineUVs = [];\n\n\t\t\t\t\tif ( line.indexOf( \"/\" ) === - 1 ) {\n\n\t\t\t\t\t\tlineVertices = lineParts;\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tfor ( var li = 0, llen = lineParts.length; li < llen; li ++ ) {\n\n\t\t\t\t\t\t\tvar parts = lineParts[ li ].split( \"/\" );\n\n\t\t\t\t\t\t\tif ( parts[ 0 ] !== \"\" ) lineVertices.push( parts[ 0 ] );\n\t\t\t\t\t\t\tif ( parts[ 1 ] !== \"\" ) lineUVs.push( parts[ 1 ] );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t\tstate.addLineGeometry( lineVertices, lineUVs );\n\n\t\t\t\t} else if ( lineFirstChar === 'p' ) {\n\n\t\t\t\t\tvar lineData = line.substr( 1 ).trim();\n\t\t\t\t\tvar pointData = lineData.split( \" \" );\n\n\t\t\t\t\tstate.addPointGeometry( pointData );\n\n\t\t\t\t} else if ( ( result = object_pattern.exec( line ) ) !== null ) {\n\n\t\t\t\t\t// o object_name\n\t\t\t\t\t// or\n\t\t\t\t\t// g group_name\n\n\t\t\t\t\t// WORKAROUND: https://bugs.chromium.org/p/v8/issues/detail?id=2869\n\t\t\t\t\t// var name = result[ 0 ].substr( 1 ).trim();\n\t\t\t\t\tvar name = ( \" \" + result[ 0 ].substr( 1 ).trim() ).substr( 1 );\n\n\t\t\t\t\tstate.startObject( name );\n\n\t\t\t\t} else if ( material_use_pattern.test( line ) ) {\n\n\t\t\t\t\t// material\n\n\t\t\t\t\tstate.object.startMaterial( line.substring( 7 ).trim(), state.materialLibraries );\n\n\t\t\t\t} else if ( material_library_pattern.test( line ) ) {\n\n\t\t\t\t\t// mtl file\n\n\t\t\t\t\tstate.materialLibraries.push( line.substring( 7 ).trim() );\n\n\t\t\t\t} else if ( map_use_pattern.test( line ) ) {\n\n\t\t\t\t\t// the line is parsed but ignored since the loader assumes textures are defined MTL files\n\t\t\t\t\t// (according to https://www.okino.com/conv/imp_wave.htm, 'usemap' is the old-style Wavefront texture reference method)\n\n\t\t\t\t\tconsole.warn( 'THREE.OBJLoader: Rendering identifier \"usemap\" not supported. Textures must be defined in MTL files.' );\n\n\t\t\t\t} else if ( lineFirstChar === 's' ) {\n\n\t\t\t\t\tresult = line.split( ' ' );\n\n\t\t\t\t\t// smooth shading\n\n\t\t\t\t\t// @todo Handle files that have varying smooth values for a set of faces inside one geometry,\n\t\t\t\t\t// but does not define a usemtl for each face set.\n\t\t\t\t\t// This should be detected and a dummy material created (later MultiMaterial and geometry groups).\n\t\t\t\t\t// This requires some care to not create extra material on each smooth value for \"normal\" obj files.\n\t\t\t\t\t// where explicit usemtl defines geometry groups.\n\t\t\t\t\t// Example asset: examples/models/obj/cerberus/Cerberus.obj\n\n\t\t\t\t\t/*\n\t\t\t\t\t * http://paulbourke.net/dataformats/obj/\n\t\t\t\t\t * or\n\t\t\t\t\t * http://www.cs.utah.edu/~boulos/cs3505/obj_spec.pdf\n\t\t\t\t\t *\n\t\t\t\t\t * From chapter \"Grouping\" Syntax explanation \"s group_number\":\n\t\t\t\t\t * \"group_number is the smoothing group number. To turn off smoothing groups, use a value of 0 or off.\n\t\t\t\t\t * Polygonal elements use group numbers to put elements in different smoothing groups. For free-form\n\t\t\t\t\t * surfaces, smoothing groups are either turned on or off; there is no difference between values greater\n\t\t\t\t\t * than 0.\"\n\t\t\t\t\t */\n\t\t\t\t\tif ( result.length > 1 ) {\n\n\t\t\t\t\t\tvar value = result[ 1 ].trim().toLowerCase();\n\t\t\t\t\t\tstate.object.smooth = ( value !== '0' && value !== 'off' );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\t// ZBrush can produce \"s\" lines #11707\n\t\t\t\t\t\tstate.object.smooth = true;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tvar material = state.object.currentMaterial();\n\t\t\t\t\tif ( material ) material.smooth = state.object.smooth;\n\n\t\t\t\t} else {\n\n\t\t\t\t\t// Handle null terminated files without exception\n\t\t\t\t\tif ( line === '\\0' ) continue;\n\n\t\t\t\t\tconsole.warn( 'THREE.OBJLoader: Unexpected line: \"' + line + '\"' );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\tstate.finalize();\n\n\t\t\tvar container = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Group\"]();\n\t\t\tcontainer.materialLibraries = [].concat( state.materialLibraries );\n\n\t\t\tfor ( var i = 0, l = state.objects.length; i < l; i ++ ) {\n\n\t\t\t\tvar object = state.objects[ i ];\n\t\t\t\tvar geometry = object.geometry;\n\t\t\t\tvar materials = object.materials;\n\t\t\t\tvar isLine = ( geometry.type === 'Line' );\n\t\t\t\tvar isPoints = ( geometry.type === 'Points' );\n\t\t\t\tvar hasVertexColors = false;\n\n\t\t\t\t// Skip o/g line declarations that did not follow with any faces\n\t\t\t\tif ( geometry.vertices.length === 0 ) continue;\n\n\t\t\t\tvar buffergeometry = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"BufferGeometry\"]();\n\n\t\t\t\tbuffergeometry.setAttribute( 'position', new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Float32BufferAttribute\"]( geometry.vertices, 3 ) );\n\n\t\t\t\tif ( geometry.hasNormalIndices === true ) {\n\n\t\t\t\t\tbuffergeometry.setAttribute( '
169normal', new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Float32BufferAttribute\"]( geometry.normals, 3 ) );\n\n\t\t\t\t}\n\n\t\t\t\tif ( geometry.colors.length > 0 ) {\n\n\t\t\t\t\thasVertexColors = true;\n\t\t\t\t\tbuffergeometry.setAttribute( 'color', new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Float32BufferAttribute\"]( geometry.colors, 3 ) );\n\n\t\t\t\t}\n\n\t\t\t\tif ( geometry.hasUVIndices === true ) {\n\n\t\t\t\t\tbuffergeometry.setAttribute( 'uv', new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Float32BufferAttribute\"]( geometry.uvs, 2 ) );\n\n\t\t\t\t}\n\n\t\t\t\t// Create materials\n\n\t\t\t\tvar createdMaterials = [];\n\n\t\t\t\tfor ( var mi = 0, miLen = materials.length; mi < miLen; mi ++ ) {\n\n\t\t\t\t\tvar sourceMaterial = materials[ mi ];\n\t\t\t\t\tvar materialHash = sourceMaterial.name + '_' + sourceMaterial.smooth + '_' + hasVertexColors;\n\t\t\t\t\tvar material = state.materials[ materialHash ];\n\n\t\t\t\t\tif ( this.materials !== null ) {\n\n\t\t\t\t\t\tmaterial = this.materials.create( sourceMaterial.name );\n\n\t\t\t\t\t\t// mtl etc. loaders probably can't create line materials correctly, copy properties to a line material.\n\t\t\t\t\t\tif ( isLine && material && ! ( material instanceof _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"LineBasicMaterial\"] ) ) {\n\n\t\t\t\t\t\t\tvar materialLine = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"LineBasicMaterial\"]();\n\t\t\t\t\t\t\t_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Material\"].prototype.copy.call( materialLine, material );\n\t\t\t\t\t\t\tmaterialLine.color.copy( material.color );\n\t\t\t\t\t\t\tmaterial = materialLine;\n\n\t\t\t\t\t\t} else if ( isPoints && material && ! ( material instanceof _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"PointsMaterial\"] ) ) {\n\n\t\t\t\t\t\t\tvar materialPoints = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"PointsMaterial\"]( { size: 10, sizeAttenuation: false } );\n\t\t\t\t\t\t\t_build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Material\"].prototype.copy.call( materialPoints, material );\n\t\t\t\t\t\t\tmaterialPoints.color.copy( material.color );\n\t\t\t\t\t\t\tmaterialPoints.map = material.map;\n\t\t\t\t\t\t\tmaterial = materialPoints;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t\tif ( material === undefined ) {\n\n\t\t\t\t\t\tif ( isLine ) {\n\n\t\t\t\t\t\t\tmaterial = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"LineBasicMaterial\"]();\n\n\t\t\t\t\t\t} else if ( isPoints ) {\n\n\t\t\t\t\t\t\tmaterial = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"PointsMaterial\"]( { size: 1, sizeAttenuation: false } );\n\n\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\tmaterial = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"MeshPhongMaterial\"]();\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\tmaterial.name = sourceMaterial.name;\n\t\t\t\t\t\tmaterial.flatShading = sourceMaterial.smooth ? false : true;\n\t\t\t\t\t\tmaterial.vertexColors = hasVertexColors;\n\n\t\t\t\t\t\tstate.materials[ materialHash ] = material;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tcreatedMaterials.push( material );\n\n\t\t\t\t}\n\n\t\t\t\t// Create mesh\n\n\t\t\t\tvar mesh;\n\n\t\t\t\tif ( createdMaterials.length > 1 ) {\n\n\t\t\t\t\tfor ( var mi = 0, miLen = materials.length; mi < miLen; mi ++ ) {\n\n\t\t\t\t\t\tvar sourceMaterial = materials[ mi ];\n\t\t\t\t\t\tbuffergeometry.addGroup( sourceMaterial.groupStart, sourceMaterial.groupCount, mi );\n\n\t\t\t\t\t}\n\n\t\t\t\t\tif ( isLine ) {\n\n\t\t\t\t\t\tmesh = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"LineSegments\"]( buffergeometry, createdMaterials );\n\n\t\t\t\t\t} else if ( isPoints ) {\n\n\t\t\t\t\t\tmesh = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Points\"]( buffergeometry, createdMaterials );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tmesh = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Mesh\"]( buffergeometry, createdMaterials );\n\n\t\t\t\t\t}\n\n\t\t\t\t} else {\n\n\t\t\t\t\tif ( isLine ) {\n\n\t\t\t\t\t\tmesh = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"LineSegments\"]( buffergeometry, createdMaterials[ 0 ] );\n\n\t\t\t\t\t} else if ( isPoints ) {\n\n\t\t\t\t\t\tmesh = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Points\"]( buffergeometry, createdMaterials[ 0 ] );\n\n\t\t\t\t\t} else {\n\n\t\t\t\t\t\tmesh = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Mesh\"]( buffergeometry, createdMaterials[ 0 ] );\n\n\t\t\t\t\t}\n\n\t\t\t\t}\n\n\t\t\t\tmesh.name = object.name;\n\n\t\t\t\tcontainer.add( mesh );\n\n\t\t\t}\n\n\t\t\treturn container;\n\n\t\t}\n\n\t} );\n\n\treturn OBJLoader;\n\n} )();
169\n\n\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/loaders/OBJLoader.js?"); 170 171/***/ }), 172
173/***/ "./homepage-splash-assets/src/js/vendor/jsm/postprocessing/EffectComposer.js": 174/*!***********************************************************************************!*\ 175 !*** ./homepage-splash-assets/src/js/vendor/jsm/postprocessing/EffectComposer.js ***! 176 \***********************************************************************************/ 177/*! exports provided: EffectComposer, Pass */ 178/***/ (function(module, __webpack_exports__, __webpack_require__) { 179 180"use strict"; 181eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"EffectComposer\", function() { return EffectComposer; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Pass\", function() { return Pass; });\n/* harmony import */ var _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../../build/three.module.js */ \"./homepage-splash-assets/src/js/vendor/build/three.module.js\");\n/* harmony import */ var _shaders_CopyShader_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../shaders/CopyShader.js */ \"./homepage-splash-assets/src/js/vendor/jsm/shaders/CopyShader.js\");\n/* harmony import */ var _postprocessing_ShaderPass_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ../postprocessing/ShaderPass.js */ \"./homepage-splash-assets/src/js/vendor/jsm/postprocessing/ShaderPass.js\");\n/* harmony import */ var _postprocessing_MaskPass_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ../postprocessing/MaskPass.js */ \"./homepage-splash-assets/src/js/vendor/jsm/postprocessing/MaskPass.js\");\n\n\n\n\n\n\nvar EffectComposer = function ( renderer, renderTarget ) {\n\n\tthis.renderer = renderer;\n\n\tif ( renderTarget === undefined ) {\n\n\t\tvar parameters = {\n\t\t\tminFilter: _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"LinearFilter\"],\n\t\t\tmagFilter: _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"LinearFilter\"],\n\t\t\tformat: _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"RGBAFormat\"],\n\t\t\tstencilBuffer: false\n\t\t};\n\n\t\tvar size = renderer.getSize( new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]() );\n\t\tthis._pixelRatio = renderer.getPixelRatio();\n\t\tthis._width = size.width;\n\t\tthis._height = size.height;\n\n\t\trenderTarget = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"WebGLRenderTarget\"]( this._width * this._pixelRatio, this._height * this._pixelRatio, parameters );\n\t\trenderTarget.texture.name = 'EffectComposer.rt1';\n\n\t} else {\n\n\t\tthis._pixelRatio = 1;\n\t\tthis._width = renderTarget.width;\n\t\tthis._height = renderTarget.height;\n\n\t}\n\n\tthis.renderTarget1 = renderTarget;\n\tthis.renderTarget2 = renderTarget.clone();\n\tthis.renderTarget2.texture.name = 'EffectComposer.rt2';\n\n\tthis.writeBuffer = this.renderTarget1;\n\tthis.readBuffer = this.renderTarget2;\n\n\tthis.renderToScreen = true;\n\n\tthis.passes = [];\n\n\t// dependencies\n\n\tif ( _shaders_CopyShader_js__WEBPACK_IMPORTED_MODULE_1__[\"CopyShader\"] === undefined ) {\n\n\t\tconsole.error( 'THREE.EffectComposer relies on CopyShader' );\n\n\t}\n\n\tif ( _postprocessing_ShaderPass_js__WEBPACK_IMPORTED_MODULE_2__[\"ShaderPass\"] === undefined ) {\n\n\t\tconsole.error( 'THREE.EffectComposer relies on ShaderPass' );\n\n\t}\n\n\tthis.copyPass = new _postprocessing_ShaderPass_js__WEBPACK_IMPORTED_MODULE_2__[\"ShaderPass\"]( _shaders_CopyShader_js__WEBPACK_IMPORTED_MODULE_1__[\"CopyShader\"] );\n\n\tthis.clock = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Clock\"]();\n\n};\n\nObject.assign( EffectComposer.prototype, {\n\n\tswapBuffers: function () {\n\n\t\tvar tmp = this.readBuffer;\n\t\tthis.readBuffer = this.writeBuffer;\n\t\tthis.writeBuffer = tmp;\n\n\t},\n\n\taddPass: function ( pass ) {\n\n\t\tthis.passes.push( pass );\n\t\tpass.setSize( this._width * this._pixelRatio, this._height * this._pixelRatio );\n\n\t},\n\n\tinsertPass: function ( pass, index ) {\n\n\t\tthis.passes.splice( index, 0, pass );\n\t\tpass.setSize( this._width * this._pixelRatio, this._height * this._pixelRatio );\n\n\t},\n\n\tisLastEnabledPass: function ( passIndex ) {\n\n\t\tfor ( var i = passIndex + 1; i < this.passes.length; i ++ ) {\n\n\t\t\tif ( this.passes[ i ].enabled ) {\n\n\t\t\t\treturn false;\n\n\t\t\t}\n\n\t\t}\n\n\t\treturn true;\n\n\t},\n\n\trender: function ( deltaTime ) {\n\n\t\t// deltaTime value is in seconds\n\n\t\tif ( deltaTime === undefined ) {\n\n\t\t\tdeltaTime = this.clock.getDelta();\n\n\t\t}\n\n\t\tvar currentRenderTarget = this.renderer.getRenderTarget();\n\n\t\tvar maskActive = false;\n\n\t\tvar pass, i, il = this.passes.length;\n\n\t\tfor ( i = 0; i < il; i ++ ) {\n\n\t\t\tpass = this.passes[ i ];\n\n\t\t\tif ( pass.enabled === false ) continue;\n\n\t\t\tpass.renderToScreen = ( this.renderToScreen && this.isLastEnabledPass( i ) );\n\t\t\tpass.render( this.renderer, this.writeBuffer, this.readBuffer, deltaTime, maskActive );\n\n\t\t\tif ( pass.needsSwap ) {\n\n\t\t\t\tif ( maskActive ) {\n\n\t\t\t\t\tvar context = this.renderer.getContext();\n\t\t\t\t\tvar stencil = this.renderer.state.buffers.stencil;\n\n\t\t\t\t\t//context.stencilFunc( context.NOTEQUAL, 1, 0xffffffff );\n\t\t\t\t\tstencil.setFunc( context.NOTEQUAL, 1, 0xffffffff );\n\n\t\t\t\t\tthis.copyPass.render( this.renderer, this.writeBuffer, this.readBuffer, deltaTime );\n\n\t\t\t\t\t//context.stencilFunc( context.EQUAL, 1, 0xffffffff );\n\t\t\t\t\tstencil.setFunc( context.EQUAL, 1, 0xffffffff );\n\n\t\t\t\t}\n\n\t\t\t\tthis.swapBuffers();\n\n\t\t\t}\n\n\t\t\tif ( _postprocessing_MaskPass_js__WEBPACK_IMPORTED_MODULE_3__[\"MaskPass\"] !== undefined ) {\n\n\t\t\t\tif ( pass instanceof _postprocessing_MaskPass_js__WEBPACK_IMPORTED_MODULE_3__[\"MaskPass\"] ) {\n\n\t\t\t\t\tmaskActive = true;\n\n\t\t\t\t} else if ( pass instanceof _postprocessing_MaskPass_js__WEBPACK_IMPORTED_MODULE_3__[\"ClearMaskPass\"] ) {\n\n\t\t\t\t\tmaskActive = false;\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t}\n\n\t\tthis.renderer.setRenderTarget( currentRenderTarget );\n\n\t},\n\n\treset: function ( renderTarget ) {\n\n\t\tif ( renderTarget === undefined ) {\n\n\t\t\tvar size = this.renderer.getSize( new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]() );\n\t\t\tthis._pixelRatio = this.renderer.getPixelRatio();\n\t\t\tthis._width = size.width;\n\t\t\tthis._height = size.height;\n\n\t\t\trenderTarget = this.renderTarget1.clone();\n\t\t\trenderTarget.setSize( this._width * this._pixelRatio, this._height * this._pixelRatio );\n\n\t\t}\n\n\t\tthis.renderTarget1.dispose();\n\t\tthis.renderTarget2.dispose();\n\t\tthis.renderTarget1 = renderTarget;\n\t\tthis.renderTarget2 = renderTarget.clone();\n\n\t\tthis.writeBuffer = this.renderTarget1;\n\t\tthis.readBuffer = this.renderTarget2;\n\n\t},\n\n\tsetSize: function ( width, height ) {\n\n\t\tthis._width = width;\n\t\tthis._height = height;\n\n\t\tvar effectiveWidth = this._width * this._pixelRatio;\n\t\tvar effectiveHeight = this._height * this._pixelRatio;\n\n\t\tthis.renderTarget1.setSize( effectiveWidth, effectiveHeight );\n\t\tthis.renderTarget2.setSize( effectiveWidth, effectiveHeight );\n\n\t\tfor ( var i = 0; i < this.passes.length; i ++ ) {\n\n\t\t\tthis.passes[ i ].setSize( effectiveWidth, effectiveHeight );\n\n\t\t}\n\n\t},\n\n\tsetPixelRatio: function ( pixelRatio ) {\n\n\t\tthis._pixelRatio = pixelRatio;\n\n\t\tthis.setSize( this._width, this._height );\n\n\t}\n\n} );\n\n\nvar Pass = function () {\n\n\t// if set to true, the pass is processed by the composer\n\tthis.enabled = true;\n\n\t// if set to true, the pass indicates to swap read and write buffer after rendering\n\tthis.needsSwap = true;\n\n\t// if set to true, the pass clears its buffer before rendering\n\tthis.clear = false;\n\n\t// if set to true, the result of the pass is rendered to screen. This is set automatically by EffectComposer.\n\tthis.renderToScreen = false;\n\n};\n\nObject.assign( Pass.prototype, {\n\n\tsetSize: function ( /* width, height */ ) {},\n\n\trender: function ( /* renderer, writeBuffer, readBuffer, deltaTime, maskActive */ ) {\n\n\t\tconsole.error( 'THREE.Pass: .render() must be implemented in derived pass.' );\n\n\t}\n\n} );\n\n// Helper for passes that need to fill the viewport with a single quad.\nPass.FullScreenQuad = ( function () {\n\n\tvar camera = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Orthogra
181phicCamera\"]( - 1, 1, 1, - 1, 0, 1 );\n\tvar geometry = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"PlaneBufferGeometry\"]( 2, 2 );\n\n\tvar FullScreenQuad = function ( material ) {\n\n\t\tthis._mesh = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Mesh\"]( geometry, material );\n\n\t};\n\n\tObject.defineProperty( FullScreenQuad.prototype, 'material', {\n\n\t\tget: function () {\n\n\t\t\treturn this._mesh.material;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis._mesh.material = value;\n\n\t\t}\n\n\t} );\n\n\tObject.assign( FullScreenQuad.prototype, {\n\n\t\tdispose: function () {\n\n\t\t\tthis._mesh.geometry.dispose();\n\n\t\t},\n\n\t\trender: function ( renderer ) {\n\n\t\t\trenderer.render( this._mesh, camera );\n\n\t\t}\n\n\t} );\n\n\treturn FullScreenQuad;\n\n} )();\n\n\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/postprocessing/EffectComposer.js?"); 182 183/***/ }), 184
185/***/ "./homepage-splash-assets/src/js/vendor/jsm/postprocessing/MaskPass.js": 186/*!*****************************************************************************!*\ 187 !*** ./homepage-splash-assets/src/js/vendor/jsm/postprocessing/MaskPass.js ***! 188 \*****************************************************************************/ 189/*! exports provided: MaskPass, ClearMaskPass */ 190/***/ (function(module, __webpack_exports__, __webpack_require__) { 191 192"use strict"; 193eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MaskPass\", function() { return MaskPass; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ClearMaskPass\", function() { return ClearMaskPass; });\n/* harmony import */ var _postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../postprocessing/Pass.js */ \"./homepage-splash-assets/src/js/vendor/jsm/postprocessing/Pass.js\");\n\n\n\nvar MaskPass = function ( scene, camera ) {\n\n\t_postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_0__[\"Pass\"].call( this );\n\n\tthis.scene = scene;\n\tthis.camera = camera;\n\n\tthis.clear = true;\n\tthis.needsSwap = false;\n\n\tthis.inverse = false;\n\n};\n\nMaskPass.prototype = Object.assign( Object.create( _postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_0__[\"Pass\"].prototype ), {\n\n\tconstructor: MaskPass,\n\n\trender: function ( renderer, writeBuffer, readBuffer /*, deltaTime, maskActive */ ) {\n\n\t\tvar context = renderer.getContext();\n\t\tvar state = renderer.state;\n\n\t\t// don't update color or depth\n\n\t\tstate.buffers.color.setMask( false );\n\t\tstate.buffers.depth.setMask( false );\n\n\t\t// lock buffers\n\n\t\tstate.buffers.color.setLocked( true );\n\t\tstate.buffers.depth.setLocked( true );\n\n\t\t// set up stencil\n\n\t\tvar writeValue, clearValue;\n\n\t\tif ( this.inverse ) {\n\n\t\t\twriteValue = 0;\n\t\t\tclearValue = 1;\n\n\t\t} else {\n\n\t\t\twriteValue = 1;\n\t\t\tclearValue = 0;\n\n\t\t}\n\n\t\tstate.buffers.stencil.setTest( true );\n\t\tstate.buffers.stencil.setOp( context.REPLACE, context.REPLACE, context.REPLACE );\n\t\tstate.buffers.stencil.setFunc( context.ALWAYS, writeValue, 0xffffffff );\n\t\tstate.buffers.stencil.setClear( clearValue );\n\t\tstate.buffers.stencil.setLocked( true );\n\n\t\t// draw into the stencil buffer\n\n\t\trenderer.setRenderTarget( readBuffer );\n\t\tif ( this.clear ) renderer.clear();\n\t\trenderer.render( this.scene, this.camera );\n\n\t\trenderer.setRenderTarget( writeBuffer );\n\t\tif ( this.clear ) renderer.clear();\n\t\trenderer.render( this.scene, this.camera );\n\n\t\t// unlock color and depth buffer for subsequent rendering\n\n\t\tstate.buffers.color.setLocked( false );\n\t\tstate.buffers.depth.setLocked( false );\n\n\t\t// only render where stencil is set to 1\n\n\t\tstate.buffers.stencil.setLocked( false );\n\t\tstate.buffers.stencil.setFunc( context.EQUAL, 1, 0xffffffff ); // draw if == 1\n\t\tstate.buffers.stencil.setOp( context.KEEP, context.KEEP, context.KEEP );\n\t\tstate.buffers.stencil.setLocked( true );\n\n\t}\n\n} );\n\n\nvar ClearMaskPass = function () {\n\n\t_postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_0__[\"Pass\"].call( this );\n\n\tthis.needsSwap = false;\n\n};\n\nClearMaskPass.prototype = Object.create( _postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_0__[\"Pass\"].prototype );\n\nObject.assign( ClearMaskPass.prototype, {\n\n\trender: function ( renderer /*, writeBuffer, readBuffer, deltaTime, maskActive */ ) {\n\n\t\trenderer.state.buffers.stencil.setLocked( false );\n\t\trenderer.state.buffers.stencil.setTest( false );\n\n\t}\n\n} );\n\n\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/postprocessing/MaskPass.js?"); 194 195/***/ }), 196
197/***/ "./homepage-splash-assets/src/js/vendor/jsm/postprocessing/Pass.js": 198/*!*************************************************************************!*\ 199 !*** ./homepage-splash-assets/src/js/vendor/jsm/postprocessing/Pass.js ***! 200 \*************************************************************************/ 201/*! exports provided: Pass */ 202/***/ (function(module, __webpack_exports__, __webpack_require__) { 203 204"use strict"; 205eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"Pass\", function() { return Pass; });\n/* harmony import */ var _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../../build/three.module.js */ \"./homepage-splash-assets/src/js/vendor/build/three.module.js\");\n\n\nfunction Pass() {\n\n\t// if set to true, the pass is processed by the composer\n\tthis.enabled = true;\n\n\t// if set to true, the pass indicates to swap read and write buffer after rendering\n\tthis.needsSwap = true;\n\n\t// if set to true, the pass clears its buffer before rendering\n\tthis.clear = false;\n\n\t// if set to true, the result of the pass is rendered to screen. This is set automatically by EffectComposer.\n\tthis.renderToScreen = false;\n\n}\n\nObject.assign( Pass.prototype, {\n\n\tsetSize: function ( /* width, height */ ) {},\n\n\trender: function ( /* renderer, writeBuffer, readBuffer, deltaTime, maskActive */ ) {\n\n\t\tconsole.error( 'THREE.Pass: .render() must be implemented in derived pass.' );\n\n\t}\n\n} );\n\n// Helper for passes that need to fill the viewport with a single quad.\n\nPass.FullScreenQuad = ( function () {\n\n\tvar camera = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"OrthographicCamera\"]( - 1, 1, 1, - 1, 0, 1 );\n\tvar geometry = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"PlaneBufferGeometry\"]( 2, 2 );\n\n\tvar FullScreenQuad = function ( material ) {\n\n\t\tthis._mesh = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Mesh\"]( geometry, material );\n\n\t};\n\n\tObject.defineProperty( FullScreenQuad.prototype, 'material', {\n\n\t\tget: function () {\n\n\t\t\treturn this._mesh.material;\n\n\t\t},\n\n\t\tset: function ( value ) {\n\n\t\t\tthis._mesh.material = value;\n\n\t\t}\n\n\t} );\n\n\tObject.assign( FullScreenQuad.prototype, {\n\n\t\tdispose: function () {\n\n\t\t\tthis._mesh.geometry.dispose();\n\n\t\t},\n\n\t\trender: function ( renderer ) {\n\n\t\t\trenderer.render( this._mesh, camera );\n\n\t\t}\n\n\t} );\n\n\treturn FullScreenQuad;\n\n} )();\n\n\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/postprocessing/Pass.js?"); 206 207/***/ }), 208
209/***/ "./homepage-splash-assets/src/js/vendor/jsm/postprocessing/RenderPass.js": 210/*!*******************************************************************************!*\ 211 !*** ./homepage-splash-assets/src/js/vendor/jsm/postprocessing/RenderPass.js ***! 212 \*******************************************************************************/ 213/*! exports provided: RenderPass */ 214/***/ (function(module, __webpack_exports__, __webpack_require__) { 215 216"use strict"; 217eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"RenderPass\", function() { return RenderPass; });\n/* harmony import */ var _postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../postprocessing/Pass.js */ \"./homepage-splash-assets/src/js/vendor/jsm/postprocessing/Pass.js\");\n\n\n\nvar RenderPass = function ( scene, camera, overrideMaterial, clearColor, clearAlpha ) {\n\n\t_postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_0__[\"Pass\"].call( this );\n\n\tthis.scene = scene;\n\tthis.camera = camera;\n\n\tthis.overrideMaterial = overrideMaterial;\n\n\tthis.clearColor = clearColor;\n\tthis.clearAlpha = ( clearAlpha !== undefined ) ? clearAlpha : 0;\n\n\tthis.clear = true;\n\tthis.clearDepth = false;\n\tthis.needsSwap = false;\n\n};\n\nRenderPass.prototype = Object.assign( Object.create( _postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_0__[\"Pass\"].prototype ), {\n\n\tconstructor: RenderPass,\n\n\trender: function ( renderer, writeBuffer, readBuffer /*, deltaTime, maskActive */ ) {\n\n\t\tvar oldAutoClear = renderer.autoClear;\n\t\trenderer.autoClear = false;\n\n\t\tvar oldClearColor, oldClearAlpha, oldOverrideMaterial;\n\n\t\tif ( this.overrideMaterial !== undefined ) {\n\n\t\t\toldOverrideMaterial = this.scene.overrideMaterial;\n\n\t\t\tthis.scene.overrideMaterial = this.overrideMaterial;\n\n\t\t}\n\n\t\tif ( this.clearColor ) {\n\n\t\t\toldClearColor = renderer.getClearColor().getHex();\n\t\t\toldClearAlpha = renderer.getClearAlpha();\n\n\t\t\trenderer.setClearColor( this.clearColor, this.clearAlpha );\n\n\t\t}\n\n\t\tif ( this.clearDepth ) {\n\n\t\t\trenderer.clearDepth();\n\n\t\t}\n\n\t\trenderer.setRenderTarget( this.renderToScreen ? null : readBuffer );\n\n\t\t// TODO: Avoid using autoClear properties, see https://github.com/mrdoob/three.js/pull/15571#issuecomment-465669600\n\t\tif ( this.clear ) renderer.clear( renderer.autoClearColor, renderer.autoClearDepth, renderer.autoClearStencil );\n\t\trenderer.render( this.scene, this.camera );\n\n\t\tif ( this.clearColor ) {\n\n\t\t\trenderer.setClearColor( oldClearColor, oldClearAlpha );\n\n\t\t}\n\n\t\tif ( this.overrideMaterial !== undefined ) {\n\n\t\t\tthis.scene.overrideMaterial = oldOverrideMaterial;\n\n\t\t}\n\n\t\trenderer.autoClear = oldAutoClear;\n\n\t}\n\n} );\n\n\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/postprocessing/RenderPass.js?"); 218 219/***/ }), 220
221/***/ "./homepage-splash-assets/src/js/vendor/jsm/postprocessing/ShaderPass.js": 222/*!*******************************************************************************!*\ 223 !*** ./homepage-splash-assets/src/js/vendor/jsm/postprocessing/ShaderPass.js ***! 224 \*******************************************************************************/ 225/*! exports provided: ShaderPass */ 226/***/ (function(module, __webpack_exports__, __webpack_require__) { 227 228"use strict"; 229eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ShaderPass\", function() { return ShaderPass; });\n/* harmony import */ var _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../../build/three.module.js */ \"./homepage-splash-assets/src/js/vendor/build/three.module.js\");\n/* harmony import */ var _postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../postprocessing/Pass.js */ \"./homepage-splash-assets/src/js/vendor/jsm/postprocessing/Pass.js\");\n\n\n\nvar ShaderPass = function ( shader, textureID ) {\n\n\t_postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_1__[\"Pass\"].call( this );\n\n\tthis.textureID = ( textureID !== undefined ) ? textureID : \"tDiffuse\";\n\n\tif ( shader instanceof _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"ShaderMaterial\"] ) {\n\n\t\tthis.uniforms = shader.uniforms;\n\n\t\tthis.material = shader;\n\n\t} else if ( shader ) {\n\n\t\tthis.uniforms = _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"UniformsUtils\"].clone( shader.uniforms );\n\n\t\tthis.material = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"ShaderMaterial\"]( {\n\n\t\t\tdefines: Object.assign( {}, shader.defines ),\n\t\t\tuniforms: this.uniforms,\n\t\t\tvertexShader: shader.vertexShader,\n\t\t\tfragmentShader: shader.fragmentShader\n\n\t\t} );\n\n\t}\n\n\tthis.fsQuad = new _postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_1__[\"Pass\"].FullScreenQuad( this.material );\n\n};\n\nShaderPass.prototype = Object.assign( Object.create( _postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_1__[\"Pass\"].prototype ), {\n\n\tconstructor: ShaderPass,\n\n\trender: function ( renderer, writeBuffer, readBuffer /*, deltaTime, maskActive */ ) {\n\n\t\tif ( this.uniforms[ this.textureID ] ) {\n\n\t\t\tthis.uniforms[ this.textureID ].value = readBuffer.texture;\n\n\t\t}\n\n\t\tthis.fsQuad.material = this.material;\n\n\t\tif ( this.renderToScreen ) {\n\n\t\t\trenderer.setRenderTarget( null );\n\t\t\tthis.fsQuad.render( renderer );\n\n\t\t} else {\n\n\t\t\trenderer.setRenderTarget( writeBuffer );\n\t\t\t// TODO: Avoid using autoClear properties, see https://github.com/mrdoob/three.js/pull/15571#issuecomment-465669600\n\t\t\tif ( this.clear ) renderer.clear( renderer.autoClearColor, renderer.autoClearDepth, renderer.autoClearStencil );\n\t\t\tthis.fsQuad.render( renderer );\n\n\t\t}\n\n\t}\n\n} );\n\n\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/postprocessing/ShaderPass.js?"); 230 231/***/ }), 232
233/***/ "./homepage-splash-assets/src/js/vendor/jsm/postprocessing/UnrealBloomPass.js": 234/*!************************************************************************************!*\ 235 !*** ./homepage-splash-assets/src/js/vendor/jsm/postprocessing/UnrealBloomPass.js ***! 236 \************************************************************************************/ 237/*! exports provided: UnrealBloomPass */ 238/***/ (function(module, __webpack_exports__, __webpack_require__) { 239 240"use strict"; 241eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"UnrealBloomPass\", function() { return UnrealBloomPass; });\n/* harmony import */ var _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../../build/three.module.js */ \"./homepage-splash-assets/src/js/vendor/build/three.module.js\");\n/* harmony import */ var _postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../postprocessing/Pass.js */ \"./homepage-splash-assets/src/js/vendor/jsm/postprocessing/Pass.js\");\n/* harmony import */ var _shaders_CopyShader_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ../shaders/CopyShader.js */ \"./homepage-splash-assets/src/js/vendor/jsm/shaders/CopyShader.js\");\n/* harmony import */ var _shaders_LuminosityHighPassShader_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ../shaders/LuminosityHighPassShader.js */ \"./homepage-splash-assets/src/js/vendor/jsm/shaders/LuminosityHighPassShader.js\");\n\n\n\n\n\n/**\n * UnrealBloomPass is inspired by the bloom pass of Unreal Engine. It creates a\n * mip map chain of bloom textures and blurs them with different radii. Because\n * of the weighted combination of mips, and because larger blurs are done on\n * higher mips, this effect provides good quality and performance.\n *\n * Reference:\n * - https://docs.unrealengine.com/latest/INT/Engine/Rendering/PostProcessEffects/Bloom/\n */\nvar UnrealBloomPass = function ( resolution, strength, radius, threshold ) {\n\n\t_postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_1__[\"Pass\"].call( this );\n\n\tthis.strength = ( strength !== undefined ) ? strength : 1;\n\tthis.radius = radius;\n\tthis.threshold = threshold;\n\tthis.resolution = ( resolution !== undefined ) ? new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]( resolution.x, resolution.y ) : new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]( 256, 256 );\n\n\t// create color only once here, reuse it later inside the render function\n\tthis.clearColor = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Color\"]( 0, 0, 0 );\n\n\t// render targets\n\tvar pars = { minFilter: _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"LinearFilter\"], magFilter: _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"LinearFilter\"], format: _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"RGBAFormat\"] };\n\tthis.renderTargetsHorizontal = [];\n\tthis.renderTargetsVertical = [];\n\tthis.nMips = 5;\n\tvar resx = Math.round( this.resolution.x / 2 );\n\tvar resy = Math.round( this.resolution.y / 2 );\n\n\tthis.renderTargetBright = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"WebGLRenderTarget\"]( resx, resy, pars );\n\tthis.renderTargetBright.texture.name = \"UnrealBloomPass.bright\";\n\tthis.renderTargetBright.texture.generateMipmaps = false;\n\n\tfor ( var i = 0; i < this.nMips; i ++ ) {\n\n\t\tvar renderTargetHorizonal = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"WebGLRenderTarget\"]( resx, resy, pars );\n\n\t\trenderTargetHorizonal.texture.name = \"UnrealBloomPass.h\" + i;\n\t\trenderTargetHorizonal.texture.generateMipmaps = false;\n\n\t\tthis.renderTargetsHorizontal.push( renderTargetHorizonal );\n\n\t\tvar renderTargetVertical = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"WebGLRenderTarget\"]( resx, resy, pars );\n\n\t\trenderTargetVertical.texture.name = \"UnrealBloomPass.v\" + i;\n\t\trenderTargetVertical.texture.generateMipmaps = false;\n\n\t\tthis.renderTargetsVertical.push( renderTargetVertical );\n\n\t\tresx = Math.round( resx / 2 );\n\n\t\tresy = Math.round( resy / 2 );\n\n\t}\n\n\t// luminosity high pass material\n\n\tif ( _shaders_LuminosityHighPassSha
241der_js__WEBPACK_IMPORTED_MODULE_3__[\"LuminosityHighPassShader\"] === undefined )\n\t\tconsole.error( \"UnrealBloomPass relies on LuminosityHighPassShader\" );\n\n\tvar highPassShader = _shaders_LuminosityHighPassShader_js__WEBPACK_IMPORTED_MODULE_3__[\"LuminosityHighPassShader\"];\n\tthis.highPassUniforms = _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"UniformsUtils\"].clone( highPassShader.uniforms );\n\n\tthis.highPassUniforms[ \"luminosityThreshold\" ].value = threshold;\n\tthis.highPassUniforms[ \"smoothWidth\" ].value = 0.01;\n\n\tthis.materialHighPassFilter = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"ShaderMaterial\"]( {\n\t\tuniforms: this.highPassUniforms,\n\t\tvertexShader: highPassShader.vertexShader,\n\t\tfragmentShader: highPassShader.fragmentShader,\n\t\tdefines: {}\n\t} );\n\n\t// Gaussian Blur Materials\n\tthis.separableBlurMaterials = [];\n\tvar kernelSizeArray = [ 3, 5, 7, 9, 11 ];\n\tvar resx = Math.round( this.resolution.x / 2 );\n\tvar resy = Math.round( this.resolution.y / 2 );\n\n\tfor ( var i = 0; i < this.nMips; i ++ ) {\n\n\t\tthis.separableBlurMaterials.push( this.getSeperableBlurMaterial( kernelSizeArray[ i ] ) );\n\n\t\tthis.separableBlurMaterials[ i ].uniforms[ \"texSize\" ].value = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]( resx, resy );\n\n\t\tresx = Math.round( resx / 2 );\n\n\t\tresy = Math.round( resy / 2 );\n\n\t}\n\n\t// Composite material\n\tthis.compositeMaterial = this.getCompositeMaterial( this.nMips );\n\tthis.compositeMaterial.uniforms[ \"blurTexture1\" ].value = this.renderTargetsVertical[ 0 ].texture;\n\tthis.compositeMaterial.uniforms[ \"blurTexture2\" ].value = this.renderTargetsVertical[ 1 ].texture;\n\tthis.compositeMaterial.uniforms[ \"blurTexture3\" ].value = this.renderTargetsVertical[ 2 ].texture;\n\tthis.compositeMaterial.uniforms[ \"blurTexture4\" ].value = this.renderTargetsVertical[ 3 ].texture;\n\tthis.compositeMaterial.uniforms[ \"blurTexture5\" ].value = this.renderTargetsVertical[ 4 ].texture;\n\tthis.compositeMaterial.uniforms[ \"bloomStrength\" ].value = strength;\n\tthis.compositeMaterial.uniforms[ \"bloomRadius\" ].value = 0.1;\n\tthis.compositeMaterial.needsUpdate = true;\n\n\tvar bloomFactors = [ 1.0, 0.8, 0.6, 0.4, 0.2 ];\n\tthis.compositeMaterial.uniforms[ \"bloomFactors\" ].value = bloomFactors;\n\tthis.bloomTintColors = [ new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector3\"]( 1, 1, 1 ), new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector3\"]( 1, 1, 1 ), new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector3\"]( 1, 1, 1 ),\n\t\t\t\t\t\t\t new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector3\"]( 1, 1, 1 ), new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector3\"]( 1, 1, 1 ) ];\n\tthis.compositeMaterial.uniforms[ \"bloomTintColors\" ].value = this.bloomTintColors;\n\n\t// copy material\n\tif ( _shaders_CopyShader_js__WEBPACK_IMPORTED_MODULE_2__[\"CopyShader\"] === undefined ) {\n\n\t\tconsole.error( \"UnrealBloomPass relies on CopyShader\" );\n\n\t}\n\n\tvar copyShader = _shaders_CopyShader_js__WEBPACK_IMPORTED_MODULE_2__[\"CopyShader\"];\n\n\tthis.copyUniforms = _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"UniformsUtils\"].clone( copyShader.uniforms );\n\tthis.copyUniforms[ \"opacity\" ].value = 1.0;\n\n\tthis.materialCopy = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"ShaderMaterial\"]( {\n\t\tuniforms: this.copyUniforms,\n\t\tvertexShader: copyShader.vertexShader,\n\t\tfragmentShader: copyShader.fragmentShader,\n\t\tblending: _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"AdditiveBlending\"],\n\t\tdepthTest: false,\n\t\tdepthWrite: false,\n\t\ttransparent: true\n\t} );\n\n\tthis.enabled = true;\n\tthis.needsSwap = false;\n\n\tthis.oldClearColor = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Color\"]();\n\tthis.oldClearAlpha = 1;\n\n\tthis.basic = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"MeshBasicMaterial\"]();\n\n\tthis.fsQuad = new _postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_1__[\"Pass\"].FullScreenQuad( null );\n\n};\n\nUnrealBloomPass.prototype = Object.assign( Object.create( _postprocessing_Pass_js__WEBPACK_IMPORTED_MODULE_1__[\"Pass\"].prototype ), {\n\n\tconstructor: UnrealBloomPass,\n\n\tdispose: function () {\n\n\t\tfor ( var i = 0; i < this.renderTargetsHorizontal.length; i ++ ) {\n\n\t\t\tthis.renderTargetsHorizontal[ i ].dispose();\n\n\t\t}\n\n\t\tfor ( var i = 0; i < this.renderTargetsVertical.length; i ++ ) {\n\n\t\t\tthis.renderTargetsVertical[ i ].dispose();\n\n\t\t}\n\n\t\tthis.renderTargetBright.dispose();\n\n\t},\n\n\tsetSize: function ( width, height ) {\n\n\t\tvar resx = Math.round( width / 2 );\n\t\tvar resy = Math.round( height / 2 );\n\n\t\tthis.renderTargetBright.setSize( resx, resy );\n\n\t\tfor ( var i = 0; i < this.nMips; i ++ ) {\n\n\t\t\tthis.renderTargetsHorizontal[ i ].setSize( resx, resy );\n\t\t\tthis.renderTargetsVertical[ i ].setSize( resx, resy );\n\n\t\t\tthis.separableBlurMaterials[ i ].uniforms[ \"texSize\" ].value = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]( resx, resy );\n\n\t\t\tresx = Math.round( resx / 2 );\n\t\t\tresy = Math.round( resy / 2 );\n\n\t\t}\n\n\t},\n\n\trender: function ( renderer, writeBuffer, readBuffer, deltaTime, maskActive ) {\n\n\t\tthis.oldClearColor.copy( renderer.getClearColor() );\n\t\tthis.oldClearAlpha = renderer.getClearAlpha();\n\t\tvar oldAutoClear = renderer.autoClear;\n\t\trenderer.autoClear = false;\n\n\t\trenderer.setClearColor( this.clearColor, 0 );\n\n\t\tif ( maskActive ) renderer.state.buffers.stencil.setTest( false );\n\n\t\t// Render input to screen\n\n\t\tif ( this.renderToScreen ) {\n\n\t\t\tthis.fsQuad.material = this.basic;\n\t\t\tthis.basic.map = readBuffer.texture;\n\n\t\t\trenderer.setRenderTarget( null );\n\t\t\trenderer.clear();\n\t\t\tthis.fsQuad.render( renderer );\n\n\t\t}\n\n\t\t// 1. Extract Bright Areas\n\n\t\tthis.highPassUniforms[ \"tDiffuse\" ].value = readBuffer.texture;\n\t\tthis.highPassUniforms[ \"luminosityThreshold\" ].value = this.threshold;\n\t\tthis.fsQuad.material = this.materialHighPassFilter;\n\n\t\trenderer.setRenderTarget( this.renderTargetBright );\n\t\trenderer.clear();\n\t\tthis.fsQuad.render( renderer );\n\n\t\t// 2. Blur All the mips progressively\n\n\t\tvar inputRenderTarget = this.renderTargetBright;\n\n\t\tfor ( var i = 0; i < this.nMips; i ++ ) {\n\n\t\t\tthis.fsQuad.material = this.separableBlurMaterials[ i ];\n\n\t\t\tthis.separableBlurMaterials[ i ].uniforms[ \"colorTexture\" ].value = inputRenderTarget.texture;\n\t\t\tthis.separableBlurMaterials[ i ].uniforms[ \"direction\" ].value = UnrealBloomPass.BlurDirectionX;\n\t\t\trenderer.setRenderTarget( this.renderTargetsHorizontal[ i ] );\n\t\t\trenderer.clear();\n\t\t\tthis.fsQuad.render( renderer );\n\n\t\t\tthis.separableBlurMaterials[ i ].uniforms[ \"colorTexture\" ].value = this.renderTargetsHorizontal[ i ].texture;\n\t\t\tthis.separableBlurMaterials[ i ].uniforms[ \"direction\" ].value = UnrealBloomPass.BlurDirectionY;\n\t\t\trenderer.setRenderTarget( this.renderTargetsVertical[ i ] );\n\t\t\trenderer.clear();\n\t\t\tthis.fsQuad.render( renderer );\n\n\t\t\tinputRenderTarget = this.renderTargetsVertical[ i ];\n\n\t\t}\n\n\t\t// Composite All the mips\n\n\t\tthis.fsQuad.material = this.compositeMaterial;\n\t\tthis.compositeMaterial.uniforms[ \"bloomStrength\" ].value = this.strength;\n\t\tthis.compositeMaterial.uniforms[ \"bloomRadius\" ].value = this.radius;\n\t\tthis.compositeMaterial.uniforms[ \"bloomTintColors\" ].value = this.bloomTintColors;\n\n\t\trenderer.setRenderTarget( this.renderTargetsHorizontal[ 0 ] );\n\t\trenderer.clear();\n\t\tthis.fsQuad.render( renderer );\n\n\t\t// Blend it additively over the input texture\n\n\t\tthis.fsQuad.material = this.materialCopy;\n\t\tthis.copyUniforms[ \"tDiffuse\" ].value = this.renderTargetsHorizontal[ 0 ].texture;\n\n\t\tif ( maskActive ) renderer.state.buffers.stencil.setTest( true );\n\n\t\tif ( this.renderToScreen ) {\n\n\t\t\trenderer.setRenderTarget( null );\n\t\t\tthis.fsQuad.render( renderer );\n\n\t\t} else {\n\n\t\t\trenderer.setRenderTarget( readBuffer );\n\t\t\tthis.fsQuad.render( renderer );\n\n\t\t}\n\n\t\t// Restore renderer settings\n\n\t\trenderer.setClearColor( this.oldClearColor, this.oldClearAlpha );\n\t\trenderer.autoClear = oldAutoClear;\n\n\t},\n\n\tgetSeperableBlurMaterial: function ( kernelRadius ) {\n\n\t\treturn new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"ShaderMaterial\"]( {\n\n\t\t\tdefines: {\n\t\t\t\t\"KERNEL_RADIUS\": kernelRadius,\n\t\t\t\t\"SIGMA\": kernelRadius\n\t\t\t},\n\n\t\t\tuniforms: {\n\t\t\t\t\"colorTexture\": { value: null },\n\t\t\t\t\"texSize\": { value: new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]( 0.5, 0.5 ) },\n\t\t\t\t\"direction\": { value: new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]( 0.5, 0.5 ) }\n\t\t\t},\n\n\t\t\tvertexShader:\n\t\t\t\t\"varying vec2 vUv;\\n\\\n\t\t\t\tvoid main() {\\n\\\n\t\t\t\t\tvUv = uv;\\n\\\n\t\t\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\\n\\\n\t\t\t\t}\",\n\n\t\t\tfragmentShader:\n\t\t\t\t\"#include <common>\\\n\t\t\t\tvarying vec2 vUv;\\n\\\n\t\t\t\tuniform sampler2D colorTexture;\\n\\\n\t\t\t\tuniform vec2 texSize;\\\n\t\t\t\tuniform vec2 direction;\\\n\t\t\t\t\\\n\t\t\t\tfloat gaussianPdf(in float x, in float sigma) {\\\n\t\t\t\t\treturn 0.39894 * exp( -0.5 * x * x/( sigma * sigma))/sigma;\\\n\t\t\t\t}\\\n\t\t\t\tvoid main() {\\n\\\n\t\t\t\t\tvec2 invSize = 1.0 / texSize;\\\n\t\t\t\t\tfloat fSigma = float(SIGMA);\\\n\t\t\t\t\tfloat weightSum = gaussianPdf(0.0, fSigma);\\\n\t\t\t\t\tvec3 diffuseSum = texture2D( colorTexture, vUv).rgb * weightSum;\\\n\t\t\t\t\tfor( int i = 1; i < KERNEL_RADIUS; i ++ ) {\\\n\t\t\t\t\t\tfloat x = float(i);\\\n\t\t\t\t\t\tfloat w = gaussianPdf(x, fSigma);\\\n\t\t\t\t\t\tvec2 uvOffset = direction * invSize * x;\\\n\t\t\t\t\t\tvec3 sample1 = texture2D( colorTexture, vUv + uvOffset).rgb;\\\n\t\t\t\t\t\tvec3 sample2 = texture2D( colorTexture, vUv - uvOffset).rgb;\\\n\t\t\t\t\t\tdiffuseSum += (sample1 + sample2) * w;\\\n\t\t\t\t\t\tweightSum += 2.0 * w;\\\n\t\t\t\t\t}\\\n\t\t\t\t\tgl_FragColor = vec4(diffuseSum/weightSum, 1.0);\\n\\\n\t\t\t\t}\"\n\t\t} );\n\n\t},\n\n\tgetCompositeMaterial: function ( nMips ) {\n\n\t\treturn new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"ShaderMaterial\"]( {\n\n\t\t\tdefines: {\n\t\t\t\t\"NUM_MIPS\": nMips\n\t\t\t},\n\n\t\t\tuniforms: {\n\t\t\t\t\"blurTexture1\": { value: null },\n\t\t\t\t\"blurTexture2\": { value: null },\n\t\t\t\t\"blurTexture3\": { value: null },\n\t\t\t\t\"blurTexture4\": { value: null },\n\t\t\t\t\"blurTexture5\": { value: null },\n\t\t\t\t\"dirtTexture\": { value: null },\n\t\t\t\t\"bloomStrength\": { value: 1.0 },\n\t\t\t\t\"bloomFactors\": { value: null },\n\t\t\t\t\"bloomTintColors\": { value: null },\n\t\t\t\t\"bloomRadius\": { value: 0.0 }\n\t\t\t},\n\n\t\t\tvertexShader:\n\t\t\t\t\"varying vec2 vUv;\\n\\\n\t\t\t\tvoid main() {\\n\\\n\t\t\t\t\tvUv = uv;\\n\\\n\t\t\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\\n\\\n\t\t\t\t}\",\n\n\t\t\tfragmentShader:\n\t\t\t\t\"varying vec2 vUv;\\\n\t\t\t\tuniform sampler2D blurTexture1;\\\n\t\t\t\tuniform sampler2D blurTexture2;\\\n\t\t\t\tuniform sampler2D blurTexture3;\\\n\t\t\t\tuniform sampler2D blurTexture4;\\\n\t\t\t\tuniform sampler2D blurTexture5;\\\n\t\t\t\tuniform sampler2D dirtTexture;\\\n\t\t\t\tuniform float bloomStrength;\\\n\t\t\t\tuniform float bloomRadius;\\\n\t\t\t\tuniform float bloomFactors[NUM_MIPS];\\\n\t\t\t\tuniform vec3 bloomTintColors[NUM_MIPS];\\\n\t\t\t\t\\\n\t\t\t\tfloat lerpBloomFactor(const in float factor) { \\\n\t\t\t\t\tfloat mirrorFactor = 1.2 - factor;\\\n\t\t\t\t\treturn mix(factor, mirrorFactor, bloomRadius);\\\n\t\t\t\t}\\\n\t\t\t\t\\\n\t\t\t\tvoid main() {\\\n\t\t\t\t\tgl_FragColor = bloomStrength * ( lerpBloomFactor(bloomFactors[0]) * vec4(bloomTintColors[0], 1.0) * texture2D(blurTexture1, vUv) + \\\n\t\t\t\t\t\t\t\t\t\t\t\t\t lerpBloomFactor(bloomFactors[1]) * vec4(bloomTintColors[1], 1.0) * texture2D(blurTexture2, vUv) + \\\n\t\t\t\t\t\t\t\t\t\t\t\t\t lerpBloomFactor(bloomFactors[2]) * vec4(bloomTintColors[2], 1.0) * texture2D(blurTexture3, vUv) + \\\n\t\t\t\t\t\t\t\t\t\t\t\t\t lerpBloomFactor(bloomFactors[3]) * vec4(bloomTintColors[3], 1.0) * texture2D(blurTexture4, vUv) + \\\n\t\t\t\t\t\t\t\t\t\t\t\t\t lerpBloomFactor(bloomFactors[4]) * vec4(bloomTintColors[4], 1.0
241) * texture2D(blurTexture5, vUv) );\\\n\t\t\t\t}\"\n\t\t} );\n\n\t}\n\n} );\n\nUnrealBloomPass.BlurDirectionX = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]( 1.0, 0.0 );\nUnrealBloomPass.BlurDirectionY = new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Vector2\"]( 0.0, 1.0 );\n\n\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/postprocessing/UnrealBloomPass.js?"); 242 243/***/ }), 244
245/***/ "./homepage-splash-assets/src/js/vendor/jsm/shaders/CopyShader.js": 246/*!************************************************************************!*\ 247 !*** ./homepage-splash-assets/src/js/vendor/jsm/shaders/CopyShader.js ***! 248 \************************************************************************/ 249/*! exports provided: CopyShader */ 250/***/ (function(module, __webpack_exports__, __webpack_require__) { 251 252"use strict"; 253eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"CopyShader\", function() { return CopyShader; });\n\n/**\n * Full-screen textured quad shader\n */\n\nvar CopyShader = {\n\n\tuniforms: {\n\n\t\t\"tDiffuse\": { value: null },\n\t\t\"opacity\": { value: 1.0 }\n\n\t},\n\n\tvertexShader: [\n\n\t\t\"varying vec2 vUv;\",\n\n\t\t\"void main() {\",\n\n\t\t\"\tvUv = uv;\",\n\t\t\"\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\",\n\n\t\t\"}\"\n\n\t].join( \"\\n\" ),\n\n\tfragmentShader: [\n\n\t\t\"uniform float opacity;\",\n\n\t\t\"uniform sampler2D tDiffuse;\",\n\n\t\t\"varying vec2 vUv;\",\n\n\t\t\"void main() {\",\n\n\t\t\"\tvec4 texel = texture2D( tDiffuse, vUv );\",\n\t\t\"\tgl_FragColor = opacity * texel;\",\n\n\t\t\"}\"\n\n\t].join( \"\\n\" )\n\n};\n\n\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/shaders/CopyShader.js?"); 254 255/***/ }), 256
257/***/ "./homepage-splash-assets/src/js/vendor/jsm/shaders/LuminosityHighPassShader.js": 258/*!**************************************************************************************!*\ 259 !*** ./homepage-splash-assets/src/js/vendor/jsm/shaders/LuminosityHighPassShader.js ***! 260 \**************************************************************************************/ 261/*! exports provided: LuminosityHighPassShader */ 262/***/ (function(module, __webpack_exports__, __webpack_require__) { 263 264"use strict"; 265eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"LuminosityHighPassShader\", function() { return LuminosityHighPassShader; });\n/* harmony import */ var _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../../build/three.module.js */ \"./homepage-splash-assets/src/js/vendor/build/three.module.js\");\n\n/**\n * Luminosity\n * http://en.wikipedia.org/wiki/Luminosity\n */\n\nvar LuminosityHighPassShader = {\n\n\tshaderID: \"luminosityHighPass\",\n\n\tuniforms: {\n\n\t\t\"tDiffuse\": { value: null },\n\t\t\"luminosityThreshold\": { value: 1.0 },\n\t\t\"smoothWidth\": { value: 1.0 },\n\t\t\"defaultColor\": { value: new _build_three_module_js__WEBPACK_IMPORTED_MODULE_0__[\"Color\"]( 0x000000 ) },\n\t\t\"defaultOpacity\": { value: 0.0 }\n\n\t},\n\n\tvertexShader: [\n\n\t\t\"varying vec2 vUv;\",\n\n\t\t\"void main() {\",\n\n\t\t\"\tvUv = uv;\",\n\n\t\t\"\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\",\n\n\t\t\"}\"\n\n\t].join( \"\\n\" ),\n\n\tfragmentShader: [\n\n\t\t\"uniform sampler2D tDiffuse;\",\n\t\t\"uniform vec3 defaultColor;\",\n\t\t\"uniform float defaultOpacity;\",\n\t\t\"uniform float luminosityThreshold;\",\n\t\t\"uniform float smoothWidth;\",\n\n\t\t\"varying vec2 vUv;\",\n\n\t\t\"void main() {\",\n\n\t\t\"\tvec4 texel = texture2D( tDiffuse, vUv );\",\n\n\t\t\"\tvec3 luma = vec3( 0.299, 0.587, 0.114 );\",\n\n\t\t\"\tfloat v = dot( texel.xyz, luma );\",\n\n\t\t\"\tvec4 outputColor = vec4( defaultColor.rgb, defaultOpacity );\",\n\n\t\t\"\tfloat alpha = smoothstep( luminosityThreshold, luminosityThreshold + smoothWidth, v );\",\n\n\t\t\"\tgl_FragColor = mix( outputColor, texel, alpha );\",\n\n\t\t\"}\"\n\n\t].join( \"\\n\" )\n\n};\n\n\n\n\n//# sourceURL=webpack:///./homepage-splash-assets/src/js/vendor/jsm/shaders/LuminosityHighPassShader.js?"); 266 267/***/ }), 268
vendor: 1,555 bytes, lines 269-280
269/***/ "./node_modules/underscore/modules/_baseCreate.js": 270/*!********************************************************!*\ 271 !*** ./node_modules/underscore/modules/_baseCreate.js ***! 272 \********************************************************/ 273/*! exports provided: default */ 274/***/ (function(module, __webpack_exports__, __webpack_require__) { 275 276"use strict"; 277eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return baseCreate; });\n/* harmony import */ var _isObject_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./isObject.js */ \"./node_modules/underscore/modules/isObject.js\");\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n\n\n\n// Create a naked function reference for surrogate-prototype-swapping.\nfunction ctor() {\n return function(){};\n}\n\n// An internal function for creating a new object that inherits from another.\nfunction baseCreate(prototype) {\n if (!Object(_isObject_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(prototype)) return {};\n if (_setup_js__WEBPACK_IMPORTED_MODULE_1__[\"nativeCreate\"]) return Object(_setup_js__WEBPACK_IMPORTED_MODULE_1__[\"nativeCreate\"])(prototype);\n var Ctor = ctor();\n Ctor.prototype = prototype;\n var result = new Ctor;\n Ctor.prototype = null;\n return result;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_baseCreate.js?"); 278 279/***/ }), 280
vendor: 2,661 bytes, lines 281-292
281/***/ "./node_modules/underscore/modules/_baseIteratee.js": 282/*!**********************************************************!*\ 283 !*** ./node_modules/underscore/modules/_baseIteratee.js ***! 284 \**********************************************************/ 285/*! exports provided: default */ 286/***/ (function(module, __webpack_exports__, __webpack_require__) { 287 288"use strict"; 289eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return baseIteratee; });\n/* harmony import */ var _identity_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./identity.js */ \"./node_modules/underscore/modules/identity.js\");\n/* harmony import */ var _isFunction_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isFunction.js */ \"./node_modules/underscore/modules/isFunction.js\");\n/* harmony import */ var _isObject_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./isObject.js */ \"./node_modules/underscore/modules/isObject.js\");\n/* harmony import */ var _isArray_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./isArray.js */ \"./node_modules/underscore/modules/isArray.js\");\n/* harmony import */ var _matcher_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./matcher.js */ \"./node_modules/underscore/modules/matcher.js\");\n/* harmony import */ var _property_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(/*! ./property.js */ \"./node_modules/underscore/modules/property.js\");\n/* harmony import */ var _optimizeCb_js__WEBPACK_IMPORTED_MODULE_6__ = __webpack_require__(/*! ./_optimizeCb.js */ \"./node_modules/underscore/modules/_optimizeCb.js\");\n\n\n\n\n\n\n\n\n// An internal function to generate callbacks that can be applied to each\n// element in a collection, returning the desired result â either `_.identity`,\n// an arbitrary callback, a property matcher, or a property accessor.\nfunction baseIteratee(value, context, argCount) {\n if (value == null) return _identity_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"];\n if (Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(value)) return Object(_optimizeCb_js__WEBPACK_IMPORTED_MODULE_6__[\"default\"])(value, context, argCount);\n if (Object(_isObject_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(value) && !Object(_isArray_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(value)) return Object(_matcher_js__WEBPACK_IMPORTED_MODULE_4__[\"default\"])(value);\n return Object(_property_js__WEBPACK_IMPORTED_MODULE_5__[\"default\"])(value);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_baseIteratee.js?"); 290 291/***/ }), 292
vendor: 1,597 bytes, lines 293-304
293/***/ "./node_modules/underscore/modules/_cb.js": 294/*!************************************************!*\ 295 !*** ./node_modules/underscore/modules/_cb.js ***! 296 \************************************************/ 297/*! exports provided: default */ 298/***/ (function(module, __webpack_exports__, __webpack_require__) { 299 300"use strict"; 301eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return cb; });\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n/* harmony import */ var _baseIteratee_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_baseIteratee.js */ \"./node_modules/underscore/modules/_baseIteratee.js\");\n/* harmony import */ var _iteratee_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./iteratee.js */ \"./node_modules/underscore/modules/iteratee.js\");\n\n\n\n\n// The function we call internally to generate a callback. It invokes\n// `_.iteratee` if overridden, otherwise `baseIteratee`.\nfunction cb(value, context, argCount) {\n if (_underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"].iteratee !== _iteratee_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"]) return _underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"].iteratee(value, context);\n return Object(_baseIteratee_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(value, context, argCount);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_cb.js?"); 302 303/***/ }), 304
vendor: 1,025 bytes, lines 305-316
305/***/ "./node_modules/underscore/modules/_chainResult.js": 306/*!*********************************************************!*\ 307 !*** ./node_modules/underscore/modules/_chainResult.js ***! 308 \*********************************************************/ 309/*! exports provided: default */ 310/***/ (function(module, __webpack_exports__, __webpack_require__) { 311 312"use strict"; 313eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return chainResult; });\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n\n\n// Helper function to continue chaining intermediate results.\nfunction chainResult(instance, obj) {\n return instance._chain ? Object(_underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj).chain() : obj;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_chainResult.js?"); 314 315/***/ }), 316
vendor: 2,646 bytes, lines 317-328
317/***/ "./node_modules/underscore/modules/_collectNonEnumProps.js": 318/*!*****************************************************************!*\ 319 !*** ./node_modules/underscore/modules/_collectNonEnumProps.js ***! 320 \*****************************************************************/ 321/*! exports provided: default */ 322/***/ (function(module, __webpack_exports__, __webpack_require__) { 323 324"use strict"; 325eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return collectNonEnumProps; });\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _isFunction_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isFunction.js */ \"./node_modules/underscore/modules/isFunction.js\");\n/* harmony import */ var _has_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_has.js */ \"./node_modules/underscore/modules/_has.js\");\n\n\n\n\n// Internal helper to create a simple lookup structure.\n// `collectNonEnumProps` used to depend on `_.contains`, but this led to\n// circular imports. `emulatedSet` is a one-off solution that only works for\n// arrays of strings.\nfunction emulatedSet(keys) {\n var hash = {};\n for (var l = keys.length, i = 0; i < l; ++i) hash[keys[i]] = true;\n return {\n contains: function(key) { return hash[key]; },\n push: function(key) {\n hash[key] = true;\n return keys.push(key);\n }\n };\n}\n\n// Internal helper. Checks `keys` for the presence of keys in IE < 9 that won't\n// be iterated by `for key in ...` and thus missed. Extends `keys` in place if\n// needed.\nfunction collectNonEnumProps(obj, keys) {\n keys = emulatedSet(keys);\n var nonEnumIdx = _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"nonEnumerableProps\"].length;\n var constructor = obj.constructor;\n var proto = Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(constructor) && constructor.prototype || _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"ObjProto\"];\n\n // Constructor is a special case.\n var prop = 'constructor';\n if (Object(_has_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj, prop) && !keys.contains(prop)) keys.push(prop);\n\n while (nonEnumIdx--) {\n prop = _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"nonEnumerableProps\"][nonEnumIdx];\n if (prop in obj && obj[prop] !== proto[prop] && !keys.contains(prop)) {\n keys.push(prop);\n }\n }\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_collectNonEnumProps.js?"); 326 327/***/ }), 328
vendor: 1,237 bytes, lines 329-340
329/***/ "./node_modules/underscore/modules/_createAssigner.js": 330/*!************************************************************!*\ 331 !*** ./node_modules/underscore/modules/_createAssigner.js ***! 332 \************************************************************/ 333/*! exports provided: default */ 334/***/ (function(module, __webpack_exports__, __webpack_require__) { 335 336"use strict"; 337eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return createAssigner; });\n// An internal function for creating assigner functions.\nfunction createAssigner(keysFunc, defaults) {\n return function(obj) {\n var length = arguments.length;\n if (defaults) obj = Object(obj);\n if (length < 2 || obj == null) return obj;\n for (var index = 1; index < length; index++) {\n var source = arguments[index],\n keys = keysFunc(source),\n l = keys.length;\n for (var i = 0; i < l; i++) {\n var key = keys[i];\n if (!defaults || obj[key] === void 0) obj[key] = source[key];\n }\n }\n return obj;\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_createAssigner.js?"); 338 339/***/ }), 340
vendor: 1,428 bytes, lines 341-352
341/***/ "./node_modules/underscore/modules/_createEscaper.js": 342/*!***********************************************************!*\ 343 !*** ./node_modules/underscore/modules/_createEscaper.js ***! 344 \***********************************************************/ 345/*! exports provided: default */ 346/***/ (function(module, __webpack_exports__, __webpack_require__) { 347 348"use strict"; 349eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return createEscaper; });\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n// Internal helper to generate functions for escaping and unescaping strings\n// to/from HTML interpolation.\nfunction createEscaper(map) {\n var escaper = function(match) {\n return map[match];\n };\n // Regexes for identifying a key that needs to be escaped.\n var source = '(?:' + Object(_keys_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(map).join('|') + ')';\n var testRegexp = RegExp(source);\n var replaceRegexp = RegExp(source, 'g');\n return function(string) {\n string = string == null ? '' : '' + string;\n return testRegexp.test(string) ? string.replace(replaceRegexp, escaper) : string;\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_createEscaper.js?"); 350 351/***/ }), 352
vendor: 2,175 bytes, lines 353-364
353/***/ "./node_modules/underscore/modules/_createIndexFinder.js": 354/*!***************************************************************!*\ 355 !*** ./node_modules/underscore/modules/_createIndexFinder.js ***! 356 \***************************************************************/ 357/*! exports provided: default */ 358/***/ (function(module, __webpack_exports__, __webpack_require__) { 359 360"use strict"; 361eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return createIndexFinder; });\n/* harmony import */ var _getLength_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_getLength.js */ \"./node_modules/underscore/modules/_getLength.js\");\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _isNaN_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./isNaN.js */ \"./node_modules/underscore/modules/isNaN.js\");\n\n\n\n\n// Internal function to generate the `_.indexOf` and `_.lastIndexOf` functions.\nfunction createIndexFinder(dir, predicateFind, sortedIndex) {\n return function(array, item, idx) {\n var i = 0, length = Object(_getLength_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(array);\n if (typeof idx == 'number') {\n if (dir > 0) {\n i = idx >= 0 ? idx : Math.max(idx + length, i);\n } else {\n length = idx >= 0 ? Math.min(idx + 1, length) : idx + length + 1;\n }\n } else if (sortedIndex && idx && length) {\n idx = sortedIndex(array, item);\n return array[idx] === item ? idx : -1;\n }\n if (item !== item) {\n idx = predicateFind(_setup_js__WEBPACK_IMPORTED_MODULE_1__[\"slice\"].call(array, i, length), _isNaN_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"]);\n return idx >= 0 ? idx + i : -1;\n }\n for (idx = dir > 0 ? i : length - 1; idx >= 0 && idx < length; idx += dir) {\n if (array[idx] === item) return idx;\n }\n return -1;\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_createIndexFinder.js?"); 362 363/***/ }), 364
vendor: 1,590 bytes, lines 365-376
365/***/ "./node_modules/underscore/modules/_createPredicateIndexFinder.js": 366/*!************************************************************************!*\ 367 !*** ./node_modules/underscore/modules/_createPredicateIndexFinder.js ***! 368 \************************************************************************/ 369/*! exports provided: default */ 370/***/ (function(module, __webpack_exports__, __webpack_require__) { 371 372"use strict"; 373eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return createPredicateIndexFinder; });\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _getLength_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_getLength.js */ \"./node_modules/underscore/modules/_getLength.js\");\n\n\n\n// Internal function to generate `_.findIndex` and `_.findLastIndex`.\nfunction createPredicateIndexFinder(dir) {\n return function(array, predicate, context) {\n predicate = Object(_cb_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(predicate, context);\n var length = Object(_getLength_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(array);\n var index = dir > 0 ? 0 : length - 1;\n for (; index >= 0 && index < length; index += dir) {\n if (predicate(array[index], index, array)) return index;\n }\n return -1;\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_createPredicateIndexFinder.js?"); 374 375/***/ }), 376
vendor: 2,241 bytes, lines 377-388
377/***/ "./node_modules/underscore/modules/_createReduce.js": 378/*!**********************************************************!*\ 379 !*** ./node_modules/underscore/modules/_createReduce.js ***! 380 \**********************************************************/ 381/*! exports provided: default */ 382/***/ (function(module, __webpack_exports__, __webpack_require__) { 383 384"use strict"; 385eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return createReduce; });\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n/* harmony import */ var _optimizeCb_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_optimizeCb.js */ \"./node_modules/underscore/modules/_optimizeCb.js\");\n\n\n\n\n// Internal helper to create a reducing function, iterating left or right.\nfunction createReduce(dir) {\n // Wrap code that reassigns argument variables in a separate function than\n // the one that accesses `arguments.length` to avoid a perf hit. (#1991)\n var reducer = function(obj, iteratee, memo, initial) {\n var _keys = !Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj) && Object(_keys_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj),\n length = (_keys || obj).length,\n index = dir > 0 ? 0 : length - 1;\n if (!initial) {\n memo = obj[_keys ? _keys[index] : index];\n index += dir;\n }\n for (; index >= 0 && index < length; index += dir) {\n var currentKey = _keys ? _keys[index] : index;\n memo = iteratee(memo, obj[currentKey], currentKey, obj);\n }\n return memo;\n };\n\n return function(obj, iteratee, memo, context) {\n var initial = arguments.length >= 3;\n return reducer(obj, Object(_optimizeCb_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(iteratee, context, 4), memo, initial);\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_createReduce.js?"); 386 387/***/ }), 388
vendor: 1,222 bytes, lines 389-400
389/***/ "./node_modules/underscore/modules/_createSizePropertyCheck.js": 390/*!*********************************************************************!*\ 391 !*** ./node_modules/underscore/modules/_createSizePropertyCheck.js ***! 392 \*********************************************************************/ 393/*! exports provided: default */ 394/***/ (function(module, __webpack_exports__, __webpack_require__) { 395 396"use strict"; 397eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return createSizePropertyCheck; });\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n\n\n// Common internal logic for `isArrayLike` and `isBufferLike`.\nfunction createSizePropertyCheck(getSizeProperty) {\n return function(collection) {\n var sizeProperty = getSizeProperty(collection);\n return typeof sizeProperty == 'number' && sizeProperty >= 0 && sizeProperty <= _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"MAX_ARRAY_INDEX\"];\n }\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_createSizePropertyCheck.js?"); 398 399/***/ }), 400
vendor: 884 bytes, lines 401-412
401/***/ "./node_modules/underscore/modules/_deepGet.js": 402/*!*****************************************************!*\ 403 !*** ./node_modules/underscore/modules/_deepGet.js ***! 404 \*****************************************************/ 405/*! exports provided: default */ 406/***/ (function(module, __webpack_exports__, __webpack_require__) { 407 408"use strict"; 409eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return deepGet; });\n// Internal function to obtain a nested property in `obj` along `path`.\nfunction deepGet(obj, path) {\n var length = path.length;\n for (var i = 0; i < length; i++) {\n if (obj == null) return void 0;\n obj = obj[path[i]];\n }\n return length ? obj : void 0;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_deepGet.js?"); 410 411/***/ }), 412
vendor: 726 bytes, lines 413-424
413/***/ "./node_modules/underscore/modules/_escapeMap.js": 414/*!*******************************************************!*\ 415 !*** ./node_modules/underscore/modules/_escapeMap.js ***! 416 \*******************************************************/ 417/*! exports provided: default */ 418/***/ (function(module, __webpack_exports__, __webpack_require__) { 419 420"use strict"; 421eval("__webpack_require__.r(__webpack_exports__);\n// Internal list of HTML entities for escaping.\n/* harmony default export */ __webpack_exports__[\"default\"] = ({\n '&': '&',\n '<': '<',\n '>': '>',\n '\"': '"',\n \"'\": ''',\n '`': '`'\n});\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_escapeMap.js?"); 422 423/***/ }), 424
vendor: 1,585 bytes, lines 425-436
425/***/ "./node_modules/underscore/modules/_executeBound.js": 426/*!**********************************************************!*\ 427 !*** ./node_modules/underscore/modules/_executeBound.js ***! 428 \**********************************************************/ 429/*! exports provided: default */ 430/***/ (function(module, __webpack_exports__, __webpack_require__) { 431 432"use strict"; 433eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return executeBound; });\n/* harmony import */ var _baseCreate_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_baseCreate.js */ \"./node_modules/underscore/modules/_baseCreate.js\");\n/* harmony import */ var _isObject_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isObject.js */ \"./node_modules/underscore/modules/isObject.js\");\n\n\n\n// Internal function to execute `sourceFunc` bound to `context` with optional\n// `args`. Determines whether to execute a function as a constructor or as a\n// normal function.\nfunction executeBound(sourceFunc, boundFunc, context, callingContext, args) {\n if (!(callingContext instanceof boundFunc)) return sourceFunc.apply(context, args);\n var self = Object(_baseCreate_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(sourceFunc.prototype);\n var result = sourceFunc.apply(self, args);\n if (Object(_isObject_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(result)) return result;\n return self;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_executeBound.js?"); 434 435/***/ }), 436
vendor: 2,340 bytes, lines 437-448
437/***/ "./node_modules/underscore/modules/_flatten.js": 438/*!*****************************************************!*\ 439 !*** ./node_modules/underscore/modules/_flatten.js ***! 440 \*****************************************************/ 441/*! exports provided: default */ 442/***/ (function(module, __webpack_exports__, __webpack_require__) { 443 444"use strict"; 445eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return flatten; });\n/* harmony import */ var _getLength_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_getLength.js */ \"./node_modules/underscore/modules/_getLength.js\");\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _isArray_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./isArray.js */ \"./node_modules/underscore/modules/isArray.js\");\n/* harmony import */ var _isArguments_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./isArguments.js */ \"./node_modules/underscore/modules/isArguments.js\");\n\n\n\n\n\n// Internal implementation of a recursive `flatten` function.\nfunction flatten(input, depth, strict, output) {\n output = output || [];\n if (!depth && depth !== 0) {\n depth = Infinity;\n } else if (depth <= 0) {\n return output.concat(input);\n }\n var idx = output.length;\n for (var i = 0, length = Object(_getLength_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(input); i < length; i++) {\n var value = input[i];\n if (Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(value) && (Object(_isArray_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(value) || Object(_isArguments_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(value))) {\n // Flatten current level of array or arguments object.\n if (depth > 1) {\n flatten(value, depth - 1, strict, output);\n idx = output.length;\n } else {\n var j = 0, len = value.length;\n while (j < len) output[idx++] = value[j++];\n }\n } else if (!strict) {\n output[idx++] = value;\n }\n }\n return output;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_flatten.js?"); 446 447/***/ }), 448
vendor: 931 bytes, lines 449-460
449/***/ "./node_modules/underscore/modules/_getByteLength.js": 450/*!***********************************************************!*\ 451 !*** ./node_modules/underscore/modules/_getByteLength.js ***! 452 \***********************************************************/ 453/*! exports provided: default */ 454/***/ (function(module, __webpack_exports__, __webpack_require__) { 455 456"use strict"; 457eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _shallowProperty_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_shallowProperty.js */ \"./node_modules/underscore/modules/_shallowProperty.js\");\n\n\n// Internal helper to obtain the `byteLength` property of an object.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_shallowProperty_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('byteLength'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_getByteLength.js?"); 458 459/***/ }), 460
vendor: 903 bytes, lines 461-472
461/***/ "./node_modules/underscore/modules/_getLength.js": 462/*!*******************************************************!*\ 463 !*** ./node_modules/underscore/modules/_getLength.js ***! 464 \*******************************************************/ 465/*! exports provided: default */ 466/***/ (function(module, __webpack_exports__, __webpack_require__) { 467 468"use strict"; 469eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _shallowProperty_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_shallowProperty.js */ \"./node_modules/underscore/modules/_shallowProperty.js\");\n\n\n// Internal helper to obtain the `length` property of an object.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_shallowProperty_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('length'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_getLength.js?"); 470 471/***/ }), 472
vendor: 1,408 bytes, lines 473-484
473/***/ "./node_modules/underscore/modules/_group.js": 474/*!***************************************************!*\ 475 !*** ./node_modules/underscore/modules/_group.js ***! 476 \***************************************************/ 477/*! exports provided: default */ 478/***/ (function(module, __webpack_exports__, __webpack_require__) { 479 480"use strict"; 481eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return group; });\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _each_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./each.js */ \"./node_modules/underscore/modules/each.js\");\n\n\n\n// An internal function used for aggregate \"group by\" operations.\nfunction group(behavior, partition) {\n return function(obj, iteratee, context) {\n var result = partition ? [[], []] : {};\n iteratee = Object(_cb_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(iteratee, context);\n Object(_each_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj, function(value, index) {\n var key = iteratee(value, index, obj);\n behavior(result, value, key);\n });\n return result;\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_group.js?"); 482 483/***/ }), 484
vendor: 954 bytes, lines 485-496
485/***/ "./node_modules/underscore/modules/_has.js": 486/*!*************************************************!*\ 487 !*** ./node_modules/underscore/modules/_has.js ***! 488 \*************************************************/ 489/*! exports provided: default */ 490/***/ (function(module, __webpack_exports__, __webpack_require__) { 491 492"use strict"; 493eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return has; });\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n\n\n// Internal function to check whether `key` is an own property name of `obj`.\nfunction has(obj, key) {\n return obj != null && _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"hasOwnProperty\"].call(obj, key);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_has.js?"); 494 495/***/ }), 496
vendor: 828 bytes, lines 497-508
497/***/ "./node_modules/underscore/modules/_hasObjectTag.js": 498/*!**********************************************************!*\ 499 !*** ./node_modules/underscore/modules/_hasObjectTag.js ***! 500 \**********************************************************/ 501/*! exports provided: default */ 502/***/ (function(module, __webpack_exports__, __webpack_require__) { 503 504"use strict"; 505eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('Object'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_hasObjectTag.js?"); 506 507/***/ }), 508
vendor: 1,360 bytes, lines 509-520
509/***/ "./node_modules/underscore/modules/_isArrayLike.js": 510/*!*********************************************************!*\ 511 !*** ./node_modules/underscore/modules/_isArrayLike.js ***! 512 \*********************************************************/ 513/*! exports provided: default */ 514/***/ (function(module, __webpack_exports__, __webpack_require__) { 515 516"use strict"; 517eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _createSizePropertyCheck_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_createSizePropertyCheck.js */ \"./node_modules/underscore/modules/_createSizePropertyCheck.js\");\n/* harmony import */ var _getLength_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_getLength.js */ \"./node_modules/underscore/modules/_getLength.js\");\n\n\n\n// Internal helper for collection methods to determine whether a collection\n// should be iterated as an array or as an object.\n// Related: https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength\n// Avoids a very nasty iOS 8 JIT bug on ARM-64. #2094\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createSizePropertyCheck_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_getLength_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"]));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_isArrayLike.js?"); 518 519/***/ }), 520
vendor: 1,224 bytes, lines 521-532
521/***/ "./node_modules/underscore/modules/_isBufferLike.js": 522/*!**********************************************************!*\ 523 !*** ./node_modules/underscore/modules/_isBufferLike.js ***! 524 \**********************************************************/ 525/*! exports provided: default */ 526/***/ (function(module, __webpack_exports__, __webpack_require__) { 527 528"use strict"; 529eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _createSizePropertyCheck_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_createSizePropertyCheck.js */ \"./node_modules/underscore/modules/_createSizePropertyCheck.js\");\n/* harmony import */ var _getByteLength_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_getByteLength.js */ \"./node_modules/underscore/modules/_getByteLength.js\");\n\n\n\n// Internal helper to determine whether we should spend extensive checks against\n// `ArrayBuffer` et al.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createSizePropertyCheck_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_getByteLength_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"]));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_isBufferLike.js?"); 530 531/***/ }), 532
vendor: 789 bytes, lines 533-544
533/***/ "./node_modules/underscore/modules/_keyInObj.js": 534/*!******************************************************!*\ 535 !*** ./node_modules/underscore/modules/_keyInObj.js ***! 536 \******************************************************/ 537/*! exports provided: default */ 538/***/ (function(module, __webpack_exports__, __webpack_require__) { 539 540"use strict"; 541eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return keyInObj; });\n// Internal `_.pick` helper function to determine whether `key` is an enumerable\n// property name of `obj`.\nfunction keyInObj(value, key, obj) {\n return key in obj;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_keyInObj.js?"); 542 543/***/ }), 544
vendor: 3,285 bytes, lines 545-556
545/***/ "./node_modules/underscore/modules/_methodFingerprint.js": 546/*!***************************************************************!*\ 547 !*** ./node_modules/underscore/modules/_methodFingerprint.js ***! 548 \***************************************************************/ 549/*! exports provided: ie11fingerprint, mapMethods, weakMapMethods, setMethods */ 550/***/ (function(module, __webpack_exports__, __webpack_require__) { 551 552"use strict"; 553eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ie11fingerprint\", function() { return ie11fingerprint; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"mapMethods\", function() { return mapMethods; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"weakMapMethods\", function() { return weakMapMethods; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"setMethods\", function() { return setMethods; });\n/* harmony import */ var _getLength_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_getLength.js */ \"./node_modules/underscore/modules/_getLength.js\");\n/* harmony import */ var _isFunction_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isFunction.js */ \"./node_modules/underscore/modules/isFunction.js\");\n/* harmony import */ var _allKeys_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./allKeys.js */ \"./node_modules/underscore/modules/allKeys.js\");\n\n\n\n\n// Since the regular `Object.prototype.toString` type tests don't work for\n// some types in IE 11, we use a fingerprinting heuristic instead, based\n// on the methods. It's not great, but it's the best we got.\n// The fingerprint method lists are defined below.\nfunction ie11fingerprint(methods) {\n var length = Object(_getLength_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(methods);\n return function(obj) {\n if (obj == null) return false;\n // `Map`, `WeakMap` and `Set` have no enumerable keys.\n var keys = Object(_allKeys_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj);\n if (Object(_getLength_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(keys)) return false;\n for (var i = 0; i < length; i++) {\n if (!Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj[methods[i]])) return false;\n }\n // If we are testing against `WeakMap`, we need to ensure that\n // `obj` doesn't have a `forEach` method in order to distinguish\n // it from a regular `Map`.\n return methods !== weakMapMethods || !Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj[forEachName]);\n };\n}\n\n// In the interest of compact minification, we write\n// each string in the fingerprints only once.\nvar forEachName = 'forEach',\n hasName = 'has',\n commonInit = ['clear', 'delete'],\n mapTail = ['get', hasName, 'set'];\n\n// `Map`, `WeakMap` and `Set` each have slightly different\n// combinations of the above sublists.\nvar mapMethods = commonInit.concat(forEachName, mapTail),\n weakMapMethods = commonInit.concat(mapTail),\n setMethods = ['add'].concat(commonInit, forEachName, hasName);\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_methodFingerprint.js?"); 554 555/***/ }), 556
vendor: 1,444 bytes, lines 557-568
557/***/ "./node_modules/underscore/modules/_optimizeCb.js": 558/*!********************************************************!*\ 559 !*** ./node_modules/underscore/modules/_optimizeCb.js ***! 560 \********************************************************/ 561/*! exports provided: default */ 562/***/ (function(module, __webpack_exports__, __webpack_require__) { 563 564"use strict"; 565eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return optimizeCb; });\n// Internal function that returns an efficient (for current engines) version\n// of the passed-in callback, to be repeatedly applied in other Underscore\n// functions.\nfunction optimizeCb(func, context, argCount) {\n if (context === void 0) return func;\n switch (argCount == null ? 3 : argCount) {\n case 1: return function(value) {\n return func.call(context, value);\n };\n // The 2-argument case is omitted because weâre not using it.\n case 3: return function(value, index, collection) {\n return func.call(context, value, index, collection);\n };\n case 4: return function(accumulator, value, index, collection) {\n return func.call(context, accumulator, value, index, collection);\n };\n }\n return function() {\n return func.apply(context, arguments);\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_optimizeCb.js?"); 566 567/***/ }), 568
vendor: 5,269 bytes, lines 569-580
569/***/ "./node_modules/underscore/modules/_setup.js": 570/*!***************************************************!*\ 571 !*** ./node_modules/underscore/modules/_setup.js ***! 572 \***************************************************/ 573/*! exports provided: VERSION, root, ArrayProto, ObjProto, SymbolProto, push, slice, toString, hasOwnProperty, supportsArrayBuffer, supportsDataView, nativeIsArray, nativeKeys, nativeCreate, nativeIsView, _isNaN, _isFinite, hasEnumBug, nonEnumerableProps, MAX_ARRAY_INDEX */ 574/***/ (function(module, __webpack_exports__, __webpack_require__) { 575 576"use strict"; 577eval("__webpack_require__.r(__webpack_exports__);\n/* WEBPACK VAR INJECTION */(function(global) {/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"VERSION\", function() { return VERSION; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"root\", function() { return root; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ArrayProto\", function() { return ArrayProto; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"ObjProto\", function() { return ObjProto; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"SymbolProto\", function() { return SymbolProto; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"push\", function() { return push; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"slice\", function() { return slice; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"toString\", function() { return toString; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"hasOwnProperty\", function() { return hasOwnProperty; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"supportsArrayBuffer\", function() { return supportsArrayBuffer; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"supportsDataView\", function() { return supportsDataView; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"nativeIsArray\", function() { return nativeIsArray; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"nativeKeys\", function() { return nativeKeys; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"nativeCreate\", function() { return nativeCreate; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"nativeIsView\", function() { return nativeIsView; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"_isNaN\", function() { return _isNaN; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"_isFinite\", function() { return _isFinite; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"hasEnumBug\", function() { return hasEnumBug; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"nonEnumerableProps\", function() { return nonEnumerableProps; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"MAX_ARRAY_INDEX\", function() { return MAX_ARRAY_INDEX; });\n// Current version.\nvar VERSION = '1.12.1';\n\n// Establish the root object, `window` (`self`) in the browser, `global`\n// on the server, or `this` in some virtual machines. We use `self`\n// instead of `window` for `WebWorker` support.\nvar root = typeof self == 'object' && self.self === self && self ||\n typeof global == 'object' && global.global === global && global ||\n Function('return this')() ||\n {};\n\n// Save bytes in the minified (but not gzipped) version:\nvar ArrayProto = Array.prototype, ObjProto = Object.prototype;\nvar SymbolProto = typeof Symbol !== 'undefined' ? Symbol.prototype : null;\n\n// Create quick reference variables for speed access to core prototypes.\nvar push = ArrayProto.push,\n slice = ArrayProto.slice,\n toString = ObjProto.toString,\n hasOwnProperty = ObjProto.hasOwnProperty;\n\n// Modern feature detection.\nvar supportsArrayBuffer = typeof ArrayBuffer !== 'undefined',\n supportsDataView = typeof DataView !== 'undefined';\n\n// All **ECMAScript 5+** native function implementations that we hope to use\n// are declared here.\nvar nativeIsArray = Array.isArray,\n nativeKeys = Object.keys,\n nativeCreate = Object.create,\n nativeIsView = supportsArrayBuffer && ArrayBuffer.isView;\n\n// Create references to these builtin functions because we override them.\nvar _isNaN = isNaN,\n _isFinite = isFinite;\n\n// Keys in IE < 9 that won't be iterated by `for key in ...` and thus missed.\nvar hasEnumBug = !{toString: null}.propertyIsEnumerable('toString');\nvar nonEnumerableProps = ['valueOf', 'isPrototypeOf', 'toString',\n 'propertyIsEnumerable', 'hasOwnProperty', 'toLocaleString'];\n\n// The largest integer that can be represented exactly.\nvar MAX_ARRAY_INDEX = Math.pow(2, 53) - 1;\n\n/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../webpack/buildin/global.js */ \"./node_modules/webpack/buildin/global.js\")))\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_setup.js?"); 578 579/***/ }), 580
vendor: 851 bytes, lines 581-592
581/***/ "./node_modules/underscore/modules/_shallowProperty.js": 582/*!*************************************************************!*\ 583 !*** ./node_modules/underscore/modules/_shallowProperty.js ***! 584 \*************************************************************/ 585/*! exports provided: default */ 586/***/ (function(module, __webpack_exports__, __webpack_require__) { 587 588"use strict"; 589eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return shallowProperty; });\n// Internal helper to generate a function to obtain property `key` from `obj`.\nfunction shallowProperty(key) {\n return function(obj) {\n return obj == null ? void 0 : obj[key];\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_shallowProperty.js?"); 590 591/***/ }), 592
vendor: 1,627 bytes, lines 593-604
593/***/ "./node_modules/underscore/modules/_stringTagBug.js": 594/*!**********************************************************!*\ 595 !*** ./node_modules/underscore/modules/_stringTagBug.js ***! 596 \**********************************************************/ 597/*! exports provided: hasStringTagBug, isIE11 */ 598/***/ (function(module, __webpack_exports__, __webpack_require__) { 599 600"use strict"; 601eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"hasStringTagBug\", function() { return hasStringTagBug; });\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"isIE11\", function() { return isIE11; });\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _hasObjectTag_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_hasObjectTag.js */ \"./node_modules/underscore/modules/_hasObjectTag.js\");\n\n\n\n// In IE 10 - Edge 13, `DataView` has string tag `'[object Object]'`.\n// In IE 11, the most common among them, this problem also applies to\n// `Map`, `WeakMap` and `Set`.\nvar hasStringTagBug = (\n _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"supportsDataView\"] && Object(_hasObjectTag_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(new DataView(new ArrayBuffer(8)))\n ),\n isIE11 = (typeof Map !== 'undefined' && Object(_hasObjectTag_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(new Map));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_stringTagBug.js?"); 602 603/***/ }), 604
vendor: 1,034 bytes, lines 605-616
605/***/ "./node_modules/underscore/modules/_tagTester.js": 606/*!*******************************************************!*\ 607 !*** ./node_modules/underscore/modules/_tagTester.js ***! 608 \*******************************************************/ 609/*! exports provided: default */ 610/***/ (function(module, __webpack_exports__, __webpack_require__) { 611 612"use strict"; 613eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return tagTester; });\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n\n\n// Internal function for creating a `toString`-based type tester.\nfunction tagTester(name) {\n var tag = '[object ' + name + ']';\n return function(obj) {\n return _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"toString\"].call(obj) === tag;\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_tagTester.js?"); 614 615/***/ }), 616
vendor: 1,187 bytes, lines 617-628
617/***/ "./node_modules/underscore/modules/_toBufferView.js": 618/*!**********************************************************!*\ 619 !*** ./node_modules/underscore/modules/_toBufferView.js ***! 620 \**********************************************************/ 621/*! exports provided: default */ 622/***/ (function(module, __webpack_exports__, __webpack_require__) { 623 624"use strict"; 625eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return toBufferView; });\n/* harmony import */ var _getByteLength_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_getByteLength.js */ \"./node_modules/underscore/modules/_getByteLength.js\");\n\n\n// Internal function to wrap or shallow-copy an ArrayBuffer,\n// typed array or DataView to a new view, reusing the buffer.\nfunction toBufferView(bufferSource) {\n return new Uint8Array(\n bufferSource.buffer || bufferSource,\n bufferSource.byteOffset || 0,\n Object(_getByteLength_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(bufferSource)\n );\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_toBufferView.js?"); 626 627/***/ }), 628
vendor: 1,143 bytes, lines 629-640
629/***/ "./node_modules/underscore/modules/_toPath.js": 630/*!****************************************************!*\ 631 !*** ./node_modules/underscore/modules/_toPath.js ***! 632 \****************************************************/ 633/*! exports provided: default */ 634/***/ (function(module, __webpack_exports__, __webpack_require__) { 635 636"use strict"; 637eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return toPath; });\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n/* harmony import */ var _toPath_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./toPath.js */ \"./node_modules/underscore/modules/toPath.js\");\n\n\n\n// Internal wrapper for `_.toPath` to enable minification.\n// Similar to `cb` for `_.iteratee`.\nfunction toPath(path) {\n return _underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"].toPath(path);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_toPath.js?"); 638 639/***/ }), 640
vendor: 1,077 bytes, lines 641-652
641/***/ "./node_modules/underscore/modules/_unescapeMap.js": 642/*!*********************************************************!*\ 643 !*** ./node_modules/underscore/modules/_unescapeMap.js ***! 644 \*********************************************************/ 645/*! exports provided: default */ 646/***/ (function(module, __webpack_exports__, __webpack_require__) { 647 648"use strict"; 649eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _invert_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./invert.js */ \"./node_modules/underscore/modules/invert.js\");\n/* harmony import */ var _escapeMap_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_escapeMap.js */ \"./node_modules/underscore/modules/_escapeMap.js\");\n\n\n\n// Internal list of HTML entities for unescaping.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_invert_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_escapeMap_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"]));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/_unescapeMap.js?"); 650 651/***/ }), 652
vendor: 807 bytes, lines 653-664
653/***/ "./node_modules/underscore/modules/after.js": 654/*!**************************************************!*\ 655 !*** ./node_modules/underscore/modules/after.js ***! 656 \**************************************************/ 657/*! exports provided: default */ 658/***/ (function(module, __webpack_exports__, __webpack_require__) { 659 660"use strict"; 661eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return after; });\n// Returns a function that will only be executed on and after the Nth call.\nfunction after(times, func) {\n return function() {\n if (--times < 1) {\n return func.apply(this, arguments);\n }\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/after.js?"); 662 663/***/ }), 664
vendor: 1,550 bytes, lines 665-676
665/***/ "./node_modules/underscore/modules/allKeys.js": 666/*!****************************************************!*\ 667 !*** ./node_modules/underscore/modules/allKeys.js ***! 668 \****************************************************/ 669/*! exports provided: default */ 670/***/ (function(module, __webpack_exports__, __webpack_require__) { 671 672"use strict"; 673eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return allKeys; });\n/* harmony import */ var _isObject_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./isObject.js */ \"./node_modules/underscore/modules/isObject.js\");\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _collectNonEnumProps_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_collectNonEnumProps.js */ \"./node_modules/underscore/modules/_collectNonEnumProps.js\");\n\n\n\n\n// Retrieve all the enumerable property names of an object.\nfunction allKeys(obj) {\n if (!Object(_isObject_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj)) return [];\n var keys = [];\n for (var key in obj) keys.push(key);\n // Ahem, IE < 9.\n if (_setup_js__WEBPACK_IMPORTED_MODULE_1__[\"hasEnumBug\"]) Object(_collectNonEnumProps_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj, keys);\n return keys;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/allKeys.js?"); 674 675/***/ }), 676
vendor: 896 bytes, lines 677-688
677/***/ "./node_modules/underscore/modules/before.js": 678/*!***************************************************!*\ 679 !*** ./node_modules/underscore/modules/before.js ***! 680 \***************************************************/ 681/*! exports provided: default */ 682/***/ (function(module, __webpack_exports__, __webpack_require__) { 683 684"use strict"; 685eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return before; });\n// Returns a function that will only be executed up to (but not including) the\n// Nth call.\nfunction before(times, func) {\n var memo;\n return function() {\n if (--times > 0) {\n memo = func.apply(this, arguments);\n }\n if (times <= 1) func = null;\n return memo;\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/before.js?"); 686 687/***/ }), 688
vendor: 1,667 bytes, lines 689-700
689/***/ "./node_modules/underscore/modules/bind.js": 690/*!*************************************************!*\ 691 !*** ./node_modules/underscore/modules/bind.js ***! 692 \*************************************************/ 693/*! exports provided: default */ 694/***/ (function(module, __webpack_exports__, __webpack_require__) { 695 696"use strict"; 697eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n/* harmony import */ var _isFunction_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isFunction.js */ \"./node_modules/underscore/modules/isFunction.js\");\n/* harmony import */ var _executeBound_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_executeBound.js */ \"./node_modules/underscore/modules/_executeBound.js\");\n\n\n\n\n// Create a function bound to a given object (assigning `this`, and arguments,\n// optionally).\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(func, context, args) {\n if (!Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(func)) throw new TypeError('Bind must be called on a function');\n var bound = Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(callArgs) {\n return Object(_executeBound_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(func, bound, context, this, args.concat(callArgs));\n });\n return bound;\n}));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/bind.js?"); 698 699/***/ }), 700
vendor: 1,695 bytes, lines 701-712
701/***/ "./node_modules/underscore/modules/bindAll.js": 702/*!****************************************************!*\ 703 !*** ./node_modules/underscore/modules/bindAll.js ***! 704 \****************************************************/ 705/*! exports provided: default */ 706/***/ (function(module, __webpack_exports__, __webpack_require__) { 707 708"use strict"; 709eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n/* harmony import */ var _flatten_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_flatten.js */ \"./node_modules/underscore/modules/_flatten.js\");\n/* harmony import */ var _bind_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./bind.js */ \"./node_modules/underscore/modules/bind.js\");\n\n\n\n\n// Bind a number of an object's methods to that object. Remaining arguments\n// are the method names to be bound. Useful for ensuring that all callbacks\n// defined on an object belong to it.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(obj, keys) {\n keys = Object(_flatten_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(keys, false, false);\n var index = keys.length;\n if (index < 1) throw new Error('bindAll must be passed function names');\n while (index--) {\n var key = keys[index];\n obj[key] = Object(_bind_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj[key], obj);\n }\n return obj;\n}));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/bindAll.js?"); 710 711/***/ }), 712
vendor: 976 bytes, lines 713-724
713/***/ "./node_modules/underscore/modules/chain.js": 714/*!**************************************************!*\ 715 !*** ./node_modules/underscore/modules/chain.js ***! 716 \**************************************************/ 717/*! exports provided: default */ 718/***/ (function(module, __webpack_exports__, __webpack_require__) { 719 720"use strict"; 721eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return chain; });\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n\n\n// Start chaining a wrapped Underscore object.\nfunction chain(obj) {\n var instance = Object(_underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj);\n instance._chain = true;\n return instance;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/chain.js?"); 722 723/***/ }), 724
vendor: 1,125 bytes, lines 725-736
725/***/ "./node_modules/underscore/modules/chunk.js": 726/*!**************************************************!*\ 727 !*** ./node_modules/underscore/modules/chunk.js ***! 728 \**************************************************/ 729/*! exports provided: default */ 730/***/ (function(module, __webpack_exports__, __webpack_require__) { 731 732"use strict"; 733eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return chunk; });\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n\n\n// Chunk a single array into multiple arrays, each containing `count` or fewer\n// items.\nfunction chunk(array, count) {\n if (count == null || count < 1) return [];\n var result = [];\n var i = 0, length = array.length;\n while (i < length) {\n result.push(_setup_js__WEBPACK_IMPORTED_MODULE_0__[\"slice\"].call(array, i, i += count));\n }\n return result;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/chunk.js?"); 734 735/***/ }), 736
vendor: 1,414 bytes, lines 737-748
737/***/ "./node_modules/underscore/modules/clone.js": 738/*!**************************************************!*\ 739 !*** ./node_modules/underscore/modules/clone.js ***! 740 \**************************************************/ 741/*! exports provided: default */ 742/***/ (function(module, __webpack_exports__, __webpack_require__) { 743 744"use strict"; 745eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return clone; });\n/* harmony import */ var _isObject_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./isObject.js */ \"./node_modules/underscore/modules/isObject.js\");\n/* harmony import */ var _isArray_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isArray.js */ \"./node_modules/underscore/modules/isArray.js\");\n/* harmony import */ var _extend_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./extend.js */ \"./node_modules/underscore/modules/extend.js\");\n\n\n\n\n// Create a (shallow-cloned) duplicate of an object.\nfunction clone(obj) {\n if (!Object(_isObject_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj)) return obj;\n return Object(_isArray_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj) ? obj.slice() : Object(_extend_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])({}, obj);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/clone.js?"); 746 747/***/ }), 748
vendor: 929 bytes, lines 749-760
749/***/ "./node_modules/underscore/modules/compact.js": 750/*!****************************************************!*\ 751 !*** ./node_modules/underscore/modules/compact.js ***! 752 \****************************************************/ 753/*! exports provided: default */ 754/***/ (function(module, __webpack_exports__, __webpack_require__) { 755 756"use strict"; 757eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return compact; });\n/* harmony import */ var _filter_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./filter.js */ \"./node_modules/underscore/modules/filter.js\");\n\n\n// Trim out all falsy values from an array.\nfunction compact(array) {\n return Object(_filter_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(array, Boolean);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/compact.js?"); 758 759/***/ }), 760
vendor: 1,001 bytes, lines 761-772
761/***/ "./node_modules/underscore/modules/compose.js": 762/*!****************************************************!*\ 763 !*** ./node_modules/underscore/modules/compose.js ***! 764 \****************************************************/ 765/*! exports provided: default */ 766/***/ (function(module, __webpack_exports__, __webpack_require__) { 767 768"use strict"; 769eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return compose; });\n// Returns a function that is the composition of a list of functions, each\n// consuming the return value of the function that follows.\nfunction compose() {\n var args = arguments;\n var start = args.length - 1;\n return function() {\n var i = start;\n var result = args[start].apply(this, arguments);\n while (i--) result = args[i].call(this, result);\n return result;\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/compose.js?"); 770 771/***/ }), 772
vendor: 761 bytes, lines 773-784
773/***/ "./node_modules/underscore/modules/constant.js": 774/*!*****************************************************!*\ 775 !*** ./node_modules/underscore/modules/constant.js ***! 776 \*****************************************************/ 777/*! exports provided: default */ 778/***/ (function(module, __webpack_exports__, __webpack_require__) { 779 780"use strict"; 781eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return constant; });\n// Predicate-generating function. Often useful outside of Underscore.\nfunction constant(value) {\n return function() {\n return value;\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/constant.js?"); 782 783/***/ }), 784
vendor: 1,551 bytes, lines 785-796
785/***/ "./node_modules/underscore/modules/contains.js": 786/*!*****************************************************!*\ 787 !*** ./node_modules/underscore/modules/contains.js ***! 788 \*****************************************************/ 789/*! exports provided: default */ 790/***/ (function(module, __webpack_exports__, __webpack_require__) { 791 792"use strict"; 793eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return contains; });\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _values_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./values.js */ \"./node_modules/underscore/modules/values.js\");\n/* harmony import */ var _indexOf_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./indexOf.js */ \"./node_modules/underscore/modules/indexOf.js\");\n\n\n\n\n// Determine if the array or object contains a given item (using `===`).\nfunction contains(obj, item, fromIndex, guard) {\n if (!Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj)) obj = Object(_values_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj);\n if (typeof fromIndex != 'number' || guard) fromIndex = 0;\n return Object(_indexOf_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj, item, fromIndex) >= 0;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/contains.js?"); 794 795/***/ }), 796
vendor: 1,238 bytes, lines 797-808
797/***/ "./node_modules/underscore/modules/countBy.js": 798/*!****************************************************!*\ 799 !*** ./node_modules/underscore/modules/countBy.js ***! 800 \****************************************************/ 801/*! exports provided: default */ 802/***/ (function(module, __webpack_exports__, __webpack_require__) { 803 804"use strict"; 805eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _group_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_group.js */ \"./node_modules/underscore/modules/_group.js\");\n/* harmony import */ var _has_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_has.js */ \"./node_modules/underscore/modules/_has.js\");\n\n\n\n// Counts instances of an object that group by a certain criterion. Pass\n// either a string attribute to count by, or a function that returns the\n// criterion.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_group_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(result, value, key) {\n if (Object(_has_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(result, key)) result[key]++; else result[key] = 1;\n}));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/countBy.js?"); 806 807/***/ }), 808
vendor: 1,349 bytes, lines 809-820
809/***/ "./node_modules/underscore/modules/create.js": 810/*!***************************************************!*\ 811 !*** ./node_modules/underscore/modules/create.js ***! 812 \***************************************************/ 813/*! exports provided: default */ 814/***/ (function(module, __webpack_exports__, __webpack_require__) { 815 816"use strict"; 817eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return create; });\n/* harmony import */ var _baseCreate_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_baseCreate.js */ \"./node_modules/underscore/modules/_baseCreate.js\");\n/* harmony import */ var _extendOwn_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./extendOwn.js */ \"./node_modules/underscore/modules/extendOwn.js\");\n\n\n\n// Creates an object that inherits from the given prototype object.\n// If additional properties are provided then they will be added to the\n// created object.\nfunction create(prototype, props) {\n var result = Object(_baseCreate_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(prototype);\n if (props) Object(_extendOwn_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(result, props);\n return result;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/create.js?"); 818 819/***/ }), 820
vendor: 2,270 bytes, lines 821-832
821/***/ "./node_modules/underscore/modules/debounce.js": 822/*!*****************************************************!*\ 823 !*** ./node_modules/underscore/modules/debounce.js ***! 824 \*****************************************************/ 825/*! exports provided: default */ 826/***/ (function(module, __webpack_exports__, __webpack_require__) { 827 828"use strict"; 829eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return debounce; });\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n/* harmony import */ var _now_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./now.js */ \"./node_modules/underscore/modules/now.js\");\n\n\n\n// When a sequence of calls of the returned function ends, the argument\n// function is triggered. The end of a sequence is defined by the `wait`\n// parameter. If `immediate` is passed, the argument function will be\n// triggered at the beginning of the sequence instead of at the end.\nfunction debounce(func, wait, immediate) {\n var timeout, previous, args, result, context;\n\n var later = function() {\n var passed = Object(_now_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])() - previous;\n if (wait > passed) {\n timeout = setTimeout(later, wait - passed);\n } else {\n timeout = null;\n if (!immediate) result = func.apply(context, args);\n // This check is needed because `func` can recursively invoke `debounced`.\n if (!timeout) args = context = null;\n }\n };\n\n var debounced = Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(_args) {\n context = this;\n args = _args;\n previous = Object(_now_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])();\n if (!timeout) {\n timeout = setTimeout(later, wait);\n if (immediate) result = func.apply(context, args);\n }\n return result;\n });\n\n debounced.cancel = function() {\n clearTimeout(timeout);\n timeout = args = context = null;\n };\n\n return debounced;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/debounce.js?"); 830 831/***/ }), 832
vendor: 1,088 bytes, lines 833-844
833/***/ "./node_modules/underscore/modules/defaults.js": 834/*!*****************************************************!*\ 835 !*** ./node_modules/underscore/modules/defaults.js ***! 836 \*****************************************************/ 837/*! exports provided: default */ 838/***/ (function(module, __webpack_exports__, __webpack_require__) { 839 840"use strict"; 841eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _createAssigner_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_createAssigner.js */ \"./node_modules/underscore/modules/_createAssigner.js\");\n/* harmony import */ var _allKeys_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./allKeys.js */ \"./node_modules/underscore/modules/allKeys.js\");\n\n\n\n// Fill in a given object with default properties.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createAssigner_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_allKeys_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"], true));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/defaults.js?"); 842 843/***/ }), 844
vendor: 1,299 bytes, lines 845-856
845/***/ "./node_modules/underscore/modules/defer.js": 846/*!**************************************************!*\ 847 !*** ./node_modules/underscore/modules/defer.js ***! 848 \**************************************************/ 849/*! exports provided: default */ 850/***/ (function(module, __webpack_exports__, __webpack_require__) { 851 852"use strict"; 853eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _partial_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./partial.js */ \"./node_modules/underscore/modules/partial.js\");\n/* harmony import */ var _delay_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./delay.js */ \"./node_modules/underscore/modules/delay.js\");\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n\n\n\n\n// Defers a function, scheduling it to run after the current call stack has\n// cleared.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_partial_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_delay_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"], _underscore_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"], 1));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/defer.js?"); 854 855/***/ }), 856
vendor: 1,019 bytes, lines 857-868
857/***/ "./node_modules/underscore/modules/delay.js": 858/*!**************************************************!*\ 859 !*** ./node_modules/underscore/modules/delay.js ***! 860 \**************************************************/ 861/*! exports provided: default */ 862/***/ (function(module, __webpack_exports__, __webpack_require__) { 863 864"use strict"; 865eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n\n\n// Delays a function for the given number of milliseconds, and then calls\n// it with the arguments supplied.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(func, wait, args) {\n return setTimeout(function() {\n return func.apply(null, args);\n }, wait);\n}));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/delay.js?"); 866 867/***/ }), 868
vendor: 1,755 bytes, lines 869-880
869/***/ "./node_modules/underscore/modules/difference.js": 870/*!*******************************************************!*\ 871 !*** ./node_modules/underscore/modules/difference.js ***! 872 \*******************************************************/ 873/*! exports provided: default */ 874/***/ (function(module, __webpack_exports__, __webpack_require__) { 875 876"use strict"; 877eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n/* harmony import */ var _flatten_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_flatten.js */ \"./node_modules/underscore/modules/_flatten.js\");\n/* harmony import */ var _filter_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./filter.js */ \"./node_modules/underscore/modules/filter.js\");\n/* harmony import */ var _contains_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./contains.js */ \"./node_modules/underscore/modules/contains.js\");\n\n\n\n\n\n// Take the difference between one array and a number of other arrays.\n// Only the elements present in just the first array will remain.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(array, rest) {\n rest = Object(_flatten_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(rest, true, true);\n return Object(_filter_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(array, function(value){\n return !Object(_contains_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(rest, value);\n });\n}));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/difference.js?"); 878 879/***/ }), 880
vendor: 1,857 bytes, lines 881-892
881/***/ "./node_modules/underscore/modules/each.js": 882/*!*************************************************!*\ 883 !*** ./node_modules/underscore/modules/each.js ***! 884 \*************************************************/ 885/*! exports provided: default */ 886/***/ (function(module, __webpack_exports__, __webpack_require__) { 887 888"use strict"; 889eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return each; });\n/* harmony import */ var _optimizeCb_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_optimizeCb.js */ \"./node_modules/underscore/modules/_optimizeCb.js\");\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n\n\n// The cornerstone for collection functions, an `each`\n// implementation, aka `forEach`.\n// Handles raw objects in addition to array-likes. Treats all\n// sparse array-likes as if they were dense.\nfunction each(obj, iteratee, context) {\n iteratee = Object(_optimizeCb_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(iteratee, context);\n var i, length;\n if (Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj)) {\n for (i = 0, length = obj.length; i < length; i++) {\n iteratee(obj[i], i, obj);\n }\n } else {\n var _keys = Object(_keys_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj);\n for (i = 0, length = _keys.length; i < length; i++) {\n iteratee(obj[_keys[i]], _keys[i], obj);\n }\n }\n return obj;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/each.js?"); 890 891/***/ }), 892
vendor: 1,083 bytes, lines 893-904
893/***/ "./node_modules/underscore/modules/escape.js": 894/*!***************************************************!*\ 895 !*** ./node_modules/underscore/modules/escape.js ***! 896 \***************************************************/ 897/*! exports provided: default */ 898/***/ (function(module, __webpack_exports__, __webpack_require__) { 899 900"use strict"; 901eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _createEscaper_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_createEscaper.js */ \"./node_modules/underscore/modules/_createEscaper.js\");\n/* harmony import */ var _escapeMap_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_escapeMap.js */ \"./node_modules/underscore/modules/_escapeMap.js\");\n\n\n\n// Function for escaping strings to HTML interpolation.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createEscaper_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_escapeMap_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"]));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/escape.js?"); 902 903/***/ }), 904
vendor: 1,659 bytes, lines 905-916
905/***/ "./node_modules/underscore/modules/every.js": 906/*!**************************************************!*\ 907 !*** ./node_modules/underscore/modules/every.js ***! 908 \**************************************************/ 909/*! exports provided: default */ 910/***/ (function(module, __webpack_exports__, __webpack_require__) { 911 912"use strict"; 913eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return every; });\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n\n\n// Determine whether all of the elements pass a truth test.\nfunction every(obj, predicate, context) {\n predicate = Object(_cb_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(predicate, context);\n var _keys = !Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj) && Object(_keys_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj),\n length = (_keys || obj).length;\n for (var index = 0; index < length; index++) {\n var currentKey = _keys ? _keys[index] : index;\n if (!predicate(obj[currentKey], currentKey, obj)) return false;\n }\n return true;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/every.js?"); 914 915/***/ }), 916
vendor: 1,094 bytes, lines 917-928
917/***/ "./node_modules/underscore/modules/extend.js": 918/*!***************************************************!*\ 919 !*** ./node_modules/underscore/modules/extend.js ***! 920 \***************************************************/ 921/*! exports provided: default */ 922/***/ (function(module, __webpack_exports__, __webpack_require__) { 923 924"use strict"; 925eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _createAssigner_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_createAssigner.js */ \"./node_modules/underscore/modules/_createAssigner.js\");\n/* harmony import */ var _allKeys_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./allKeys.js */ \"./node_modules/underscore/modules/allKeys.js\");\n\n\n\n// Extend a given object with all the properties in passed-in object(s).\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createAssigner_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_allKeys_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"]));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/extend.js?"); 926 927/***/ }), 928
vendor: 1,205 bytes, lines 929-940
929/***/ "./node_modules/underscore/modules/extendOwn.js": 930/*!******************************************************!*\ 931 !*** ./node_modules/underscore/modules/extendOwn.js ***! 932 \******************************************************/ 933/*! exports provided: default */ 934/***/ (function(module, __webpack_exports__, __webpack_require__) { 935 936"use strict"; 937eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _createAssigner_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_createAssigner.js */ \"./node_modules/underscore/modules/_createAssigner.js\");\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n\n// Assigns a given object with all the own properties in the passed-in\n// object(s).\n// (https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/assign)\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createAssigner_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_keys_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"]));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/extendOwn.js?"); 938 939/***/ }), 940
vendor: 1,301 bytes, lines 941-952
941/***/ "./node_modules/underscore/modules/filter.js": 942/*!***************************************************!*\ 943 !*** ./node_modules/underscore/modules/filter.js ***! 944 \***************************************************/ 945/*! exports provided: default */ 946/***/ (function(module, __webpack_exports__, __webpack_require__) { 947 948"use strict"; 949eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return filter; });\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _each_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./each.js */ \"./node_modules/underscore/modules/each.js\");\n\n\n\n// Return all the elements that pass a truth test.\nfunction filter(obj, predicate, context) {\n var results = [];\n predicate = Object(_cb_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(predicate, context);\n Object(_each_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj, function(value, index, list) {\n if (predicate(value, index, list)) results.push(value);\n });\n return results;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/filter.js?"); 950 951/***/ }), 952
vendor: 1,502 bytes, lines 953-964
953/***/ "./node_modules/underscore/modules/find.js": 954/*!*************************************************!*\ 955 !*** ./node_modules/underscore/modules/find.js ***! 956 \*************************************************/ 957/*! exports provided: default */ 958/***/ (function(module, __webpack_exports__, __webpack_require__) { 959 960"use strict"; 961eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return find; });\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _findIndex_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./findIndex.js */ \"./node_modules/underscore/modules/findIndex.js\");\n/* harmony import */ var _findKey_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./findKey.js */ \"./node_modules/underscore/modules/findKey.js\");\n\n\n\n\n// Return the first value which passes a truth test.\nfunction find(obj, predicate, context) {\n var keyFinder = Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj) ? _findIndex_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"] : _findKey_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"];\n var key = keyFinder(obj, predicate, context);\n if (key !== void 0 && key !== -1) return obj[key];\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/find.js?"); 962 963/***/ }), 964
vendor: 940 bytes, lines 965-976
965/***/ "./node_modules/underscore/modules/findIndex.js": 966/*!******************************************************!*\ 967 !*** ./node_modules/underscore/modules/findIndex.js ***! 968 \******************************************************/ 969/*! exports provided: default */ 970/***/ (function(module, __webpack_exports__, __webpack_require__) { 971 972"use strict"; 973eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _createPredicateIndexFinder_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_createPredicateIndexFinder.js */ \"./node_modules/underscore/modules/_createPredicateIndexFinder.js\");\n\n\n// Returns the first index on an array-like that passes a truth test.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createPredicateIndexFinder_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(1));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/findIndex.js?"); 974 975/***/ }), 976
vendor: 1,339 bytes, lines 977-988
977/***/ "./node_modules/underscore/modules/findKey.js": 978/*!****************************************************!*\ 979 !*** ./node_modules/underscore/modules/findKey.js ***! 980 \****************************************************/ 981/*! exports provided: default */ 982/***/ (function(module, __webpack_exports__, __webpack_require__) { 983 984"use strict"; 985eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return findKey; });\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n\n// Returns the first key on an object that passes a truth test.\nfunction findKey(obj, predicate, context) {\n predicate = Object(_cb_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(predicate, context);\n var _keys = Object(_keys_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj), key;\n for (var i = 0, length = _keys.length; i < length; i++) {\n key = _keys[i];\n if (predicate(obj[key], key, obj)) return key;\n }\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/findKey.js?"); 986 987/***/ }), 988
vendor: 960 bytes, lines 989-1000
989/***/ "./node_modules/underscore/modules/findLastIndex.js": 990/*!**********************************************************!*\ 991 !*** ./node_modules/underscore/modules/findLastIndex.js ***! 992 \**********************************************************/ 993/*! exports provided: default */ 994/***/ (function(module, __webpack_exports__, __webpack_require__) { 995 996"use strict"; 997eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _createPredicateIndexFinder_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_createPredicateIndexFinder.js */ \"./node_modules/underscore/modules/_createPredicateIndexFinder.js\");\n\n\n// Returns the last index on an array-like that passes a truth test.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createPredicateIndexFinder_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(-1));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/findLastIndex.js?"); 998 999/***/ }), 1000
vendor: 1,242 bytes, lines 1001-1012
1001/***/ "./node_modules/underscore/modules/findWhere.js": 1002/*!******************************************************!*\ 1003 !*** ./node_modules/underscore/modules/findWhere.js ***! 1004 \******************************************************/ 1005/*! exports provided: default */ 1006/***/ (function(module, __webpack_exports__, __webpack_require__) { 1007 1008"use strict"; 1009eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return findWhere; });\n/* harmony import */ var _find_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./find.js */ \"./node_modules/underscore/modules/find.js\");\n/* harmony import */ var _matcher_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./matcher.js */ \"./node_modules/underscore/modules/matcher.js\");\n\n\n\n// Convenience version of a common use case of `_.find`: getting the first\n// object containing specific `key:value` pairs.\nfunction findWhere(obj, attrs) {\n return Object(_find_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj, Object(_matcher_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(attrs));\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/findWhere.js?"); 1010 1011/***/ }), 1012
vendor: 1,174 bytes, lines 1013-1024
1013/***/ "./node_modules/underscore/modules/first.js": 1014/*!**************************************************!*\ 1015 !*** ./node_modules/underscore/modules/first.js ***! 1016 \**************************************************/ 1017/*! exports provided: default */ 1018/***/ (function(module, __webpack_exports__, __webpack_require__) { 1019 1020"use strict"; 1021eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return first; });\n/* harmony import */ var _initial_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./initial.js */ \"./node_modules/underscore/modules/initial.js\");\n\n\n// Get the first element of an array. Passing **n** will return the first N\n// values in the array. The **guard** check allows it to work with `_.map`.\nfunction first(array, n, guard) {\n if (array == null || array.length < 1) return n == null || guard ? void 0 : [];\n if (n == null || guard) return array[0];\n return Object(_initial_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(array, array.length - n);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/first.js?"); 1022 1023/***/ }), 1024
vendor: 1,059 bytes, lines 1025-1036
1025/***/ "./node_modules/underscore/modules/flatten.js": 1026/*!****************************************************!*\ 1027 !*** ./node_modules/underscore/modules/flatten.js ***! 1028 \****************************************************/ 1029/*! exports provided: default */ 1030/***/ (function(module, __webpack_exports__, __webpack_require__) { 1031 1032"use strict"; 1033eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return flatten; });\n/* harmony import */ var _flatten_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_flatten.js */ \"./node_modules/underscore/modules/_flatten.js\");\n\n\n// Flatten out an array, either recursively (by default), or up to `depth`.\n// Passing `true` or `false` as `depth` means `1` or `Infinity`, respectively.\nfunction flatten(array, depth) {\n return Object(_flatten_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(array, depth, false);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/flatten.js?"); 1034 1035/***/ }), 1036
vendor: 1,068 bytes, lines 1037-1048
1037/***/ "./node_modules/underscore/modules/functions.js": 1038/*!******************************************************!*\ 1039 !*** ./node_modules/underscore/modules/functions.js ***! 1040 \******************************************************/ 1041/*! exports provided: default */ 1042/***/ (function(module, __webpack_exports__, __webpack_require__) { 1043 1044"use strict"; 1045eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return functions; });\n/* harmony import */ var _isFunction_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./isFunction.js */ \"./node_modules/underscore/modules/isFunction.js\");\n\n\n// Return a sorted list of the function names available on the object.\nfunction functions(obj) {\n var names = [];\n for (var key in obj) {\n if (Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj[key])) names.push(key);\n }\n return names.sort();\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/functions.js?"); 1046 1047/***/ }), 1048
vendor: 1,617 bytes, lines 1049-1060
1049/***/ "./node_modules/underscore/modules/get.js": 1050/*!************************************************!*\ 1051 !*** ./node_modules/underscore/modules/get.js ***! 1052 \************************************************/ 1053/*! exports provided: default */ 1054/***/ (function(module, __webpack_exports__, __webpack_require__) { 1055 1056"use strict"; 1057eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return get; });\n/* harmony import */ var _toPath_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_toPath.js */ \"./node_modules/underscore/modules/_toPath.js\");\n/* harmony import */ var _deepGet_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_deepGet.js */ \"./node_modules/underscore/modules/_deepGet.js\");\n/* harmony import */ var _isUndefined_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./isUndefined.js */ \"./node_modules/underscore/modules/isUndefined.js\");\n\n\n\n\n// Get the value of the (deep) property on `path` from `object`.\n// If any property in `path` does not exist or if the value is\n// `undefined`, return `defaultValue` instead.\n// The `path` is normalized through `_.toPath`.\nfunction get(object, path, defaultValue) {\n var value = Object(_deepGet_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(object, Object(_toPath_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(path));\n return Object(_isUndefined_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(value) ? defaultValue : value;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/get.js?"); 1058 1059/***/ }), 1060
vendor: 1,228 bytes, lines 1061-1072
1061/***/ "./node_modules/underscore/modules/groupBy.js": 1062/*!****************************************************!*\ 1063 !*** ./node_modules/underscore/modules/groupBy.js ***! 1064 \****************************************************/ 1065/*! exports provided: default */ 1066/***/ (function(module, __webpack_exports__, __webpack_require__) { 1067 1068"use strict"; 1069eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _group_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_group.js */ \"./node_modules/underscore/modules/_group.js\");\n/* harmony import */ var _has_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_has.js */ \"./node_modules/underscore/modules/_has.js\");\n\n\n\n// Groups the object's values by a criterion. Pass either a string attribute\n// to group by, or a function that returns the criterion.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_group_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(result, value, key) {\n if (Object(_has_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(result, key)) result[key].push(value); else result[key] = [value];\n}));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/groupBy.js?"); 1070 1071/***/ }), 1072
vendor: 1,461 bytes, lines 1073-1084
1073/***/ "./node_modules/underscore/modules/has.js": 1074/*!************************************************!*\ 1075 !*** ./node_modules/underscore/modules/has.js ***! 1076 \************************************************/ 1077/*! exports provided: default */ 1078/***/ (function(module, __webpack_exports__, __webpack_require__) { 1079 1080"use strict"; 1081eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return has; });\n/* harmony import */ var _has_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_has.js */ \"./node_modules/underscore/modules/_has.js\");\n/* harmony import */ var _toPath_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_toPath.js */ \"./node_modules/underscore/modules/_toPath.js\");\n\n\n\n// Shortcut function for checking if an object has a given property directly on\n// itself (in other words, not on a prototype). Unlike the internal `has`\n// function, this public version can also traverse nested properties.\nfunction has(obj, path) {\n path = Object(_toPath_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(path);\n var length = path.length;\n for (var i = 0; i < length; i++) {\n var key = path[i];\n if (!Object(_has_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj, key)) return false;\n obj = obj[key];\n }\n return !!length;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/has.js?"); 1082 1083/***/ }), 1084
vendor: 720 bytes, lines 1085-1096
1085/***/ "./node_modules/underscore/modules/identity.js": 1086/*!*****************************************************!*\ 1087 !*** ./node_modules/underscore/modules/identity.js ***! 1088 \*****************************************************/ 1089/*! exports provided: default */ 1090/***/ (function(module, __webpack_exports__, __webpack_require__) { 1091 1092"use strict"; 1093eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return identity; });\n// Keep the identity function around for default iteratees.\nfunction identity(value) {\n return value;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/identity.js?"); 1094 1095/***/ }), 1096
vendor: 26,977 bytes, lines 1097-1108
1097/***/ "./node_modules/underscore/modules/index-all.js": 1098/*!******************************************************!*\ 1099 !*** ./node_modules/underscore/modules/index-all.js ***! 1100 \******************************************************/ 1101/*! exports provided: default, VERSION, restArguments, isObject, isNull, isUndefined, isBoolean, isElement, isString, isNumber, isDate, isRegExp, isError, isSymbol, isArrayBuffer, isDataView, isArray, isFunction, isArguments, isFinite, isNaN, isTypedArray, isEmpty, isMatch, isEqual, isMap, isWeakMap, isSet, isWeakSet, keys, allKeys, values, pairs, invert, functions, methods, extend, extendOwn, assign, defaults, create, clone, tap, get, has, mapObject, identity, constant, noop, toPath, property, propertyOf, matcher, matches, times, random, now, escape, unescape, templateSettings, template, result, uniqueId, chain, iteratee, partial, bind, bindAll, memoize, delay, defer, throttle, debounce, wrap, negate, compose, after, before, once, findKey, findIndex, findLastIndex, sortedIndex, indexOf, lastIndexOf, find, detect, findWhere, each, forEach, map, collect, reduce, foldl, inject, reduceRight, foldr, filter, select, reject, every, all, some, any, contains, includes, include, invoke, pluck, where, max, min, shuffle, sample, sortBy, groupBy, indexBy, countBy, partition, toArray, size, pick, omit, first, head, take, initial, last, rest, tail, drop, compact, flatten, without, uniq, unique, union, intersection, difference, unzip, transpose, zip, object, range, chunk, mixin */ 1102/***/ (function(module, __webpack_exports__, __webpack_require__) { 1103 1104"use strict"; 1105eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _index_default_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./index-default.js */ \"./node_modules/underscore/modules/index-default.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return _index_default_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"]; });\n\n/* harmony import */ var _index_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./index.js */ \"./node_modules/underscore/modules/index.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"VERSION\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"VERSION\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"restArguments\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"restArguments\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isObject\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isObject\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isNull\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isNull\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isUndefined\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isUndefined\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isBoolean\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isBoolean\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isElement\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isElement\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isString\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isString\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isNumber\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isNumber\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isDate\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isDate\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isRegExp\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isRegExp\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isError\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isError\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isSymbol\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isSymbol\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isArrayBuffer\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isArrayBuffer\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isDataView\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isDataView\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isArray\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isArray\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isFunction\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isFunction\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isArguments\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isArguments\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isFinite\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isFinite\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isNaN\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isNaN\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isTypedArray\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isTypedArray\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isEmpty\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isEmpty\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isMatch\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isMatch\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isEqual\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isEqual\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isMap\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isMap\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isWeakMap\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isWeakMap\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isSet\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isSet\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isWeakSet\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"isWeakSet\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"keys\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"keys\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"allKeys\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"allKeys\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"values\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"values\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"pairs\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"pairs\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"invert\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"invert\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"functions\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"functions\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"methods\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"methods\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"extend\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"extend\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"extendOwn\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"extendOwn\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"assign\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"assign\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"defaults\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"defaults\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"create\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"create\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"clone\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"clone\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"tap\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"tap\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"get\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"get\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"has\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"has\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"mapObject\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"mapObject\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"identity\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"identity\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"constant\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"constant\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"noop\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"noop\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"toPath\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"toPath\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"property\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"property\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"propertyOf\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"propertyOf\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"matcher\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"matcher\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"matches\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"matches\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"times\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"times\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"random\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"random\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"now\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"now\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"escape\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"escape\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"unescape\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"unescape\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"templateSettings\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"templateSettings\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"template\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"template\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"result\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"result\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"uniqueId\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"uniqueId\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"chain\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"chain\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"iteratee\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"iteratee\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"partial\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"partial\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"bind\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"bind\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"bindAll\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"bindAll\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"memoize\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"memoize\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"delay\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"delay\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"defer\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"defer\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"throttle\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"throttle\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"debounce\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"debounce\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"wrap\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"wrap\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"negate\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"negate\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"compose\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"compose\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"after\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"after\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"before\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"before\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"once\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"once\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"findKey\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"findKey\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"findIndex\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"findIndex\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"findLastIndex\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"findLastIndex\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"sortedIndex\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"sortedIndex\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"indexOf\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"indexOf\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"lastIndexOf\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"lastIndexOf\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"find\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"find\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"detect\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"detect\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"findWhere\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"findWhere\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"each\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"each\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"forEach\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"forEach\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"map\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"map\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"collect\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"collect\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"reduce\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"reduce\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"foldl\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"foldl\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"inject\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"inject\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"reduceRight\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"reduceRight\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"foldr\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"foldr\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"filter\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"filter\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"select\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"select\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"reject\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"reject\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"every\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"every\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"all\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"all\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"some\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"some\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"any\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"any\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"contains\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"contains\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"includes\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"includes\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"include\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"include\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"invoke\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"invoke\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"pluck\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"pluck\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"where\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"where\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"max\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"max\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"min\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"min\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"shuffle\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"shuffle\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"sample\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"sample\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"sortBy\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"sortBy\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"groupBy\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"groupBy\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"indexBy\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"indexBy\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"countBy\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"countBy\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"partition\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"partition\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"toArray\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"toArray\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"size\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"size\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"pick\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"pick\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"omit\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"omit\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"first\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"first\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"head\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"head\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"take\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"take\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"initial\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"initial\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"last\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"last\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"rest\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"rest\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"tail\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"tail\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"drop\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"drop\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"compact\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"compact\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"flatten\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"flatten\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"without\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"without\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"uniq\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"uniq\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"unique\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"unique\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"union\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"union\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"intersection\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"intersection\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"difference\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"difference\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"unzip\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"unzip\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"transpose\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"transpose\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"zip\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"zip\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"object\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"object\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"range\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"range\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"chunk\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"chunk\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"mixin\", function() { return _index_js__WEBPACK_IMPORTED_MODULE_1__[\"mixin\"]; });\n\n// ESM Exports\n// ===========\n// This module is the package entry point for ES module users. In other words,\n// it is the module they are interfacing with when they import from the whole\n// package instead of from a submodule, like this:\n//\n// ```js\n// import { map } from 'underscore';\n// ```\n//\n// The difference with `./index-default`, which is the package entry point for\n// CommonJS, AMD and UMD users, is purely technical. In ES modules, named and\n// default exports are considered to be siblings, so when you have a default\n// export, its properties are not automatically available as named exports. For\n// this reason, we re-export the named exports in addition to providing the same\n// default export as in `./index-default`.\n\n\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/index-all.js?"); 1106 1107/***/ }), 1108
vendor: 1,622 bytes, lines 1109-1120
1109/***/ "./node_modules/underscore/modules/index-default.js": 1110/*!**********************************************************!*\ 1111 !*** ./node_modules/underscore/modules/index-default.js ***! 1112 \**********************************************************/ 1113/*! exports provided: default */ 1114/***/ (function(module, __webpack_exports__, __webpack_require__) { 1115 1116"use strict"; 1117eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _index_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./index.js */ \"./node_modules/underscore/modules/index.js\");\n// Default Export\n// ==============\n// In this module, we mix our bundled exports into the `_` object and export\n// the result. This is analogous to setting `module.exports = _` in CommonJS.\n// Hence, this module is also the entry point of our UMD bundle and the package\n// entry point for CommonJS and AMD users. In other words, this is (the source\n// of) the module you are interfacing with when you do any of the following:\n//\n// ```js\n// // CommonJS\n// var _ = require('underscore');\n//\n// // AMD\n// define(['underscore'], function(_) {...});\n//\n// // UMD in the browser\n// // _ is available as a global variable\n// ```\n\n\n\n// Add all of the Underscore functions to the wrapper object.\nvar _ = Object(_index_js__WEBPACK_IMPORTED_MODULE_0__[\"mixin\"])(_index_js__WEBPACK_IMPORTED_MODULE_0__);\n// Legacy Node.js API.\n_._ = _;\n// Export the Underscore API.\n/* harmony default export */ __webpack_exports__[\"default\"] = (_);\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/index-default.js?"); 1118 1119/***/ }), 1120
vendor: 48,867 bytes, lines 1121-1132
1121/***/ "./node_modules/underscore/modules/index.js": 1122/*!**************************************************!*\ 1123 !*** ./node_modules/underscore/modules/index.js ***! 1124 \**************************************************/ 1125/*! exports provided: VERSION, restArguments, isObject, isNull, isUndefined, isBoolean, isElement, isString, isNumber, isDate, isRegExp, isError, isSymbol, isArrayBuffer, isDataView, isArray, isFunction, isArguments, isFinite, isNaN, isTypedArray, isEmpty, isMatch, isEqual, isMap, isWeakMap, isSet, isWeakSet, keys, allKeys, values, pairs, invert, functions, methods, extend, extendOwn, assign, defaults, create, clone, tap, get, has, mapObject, identity, constant, noop, toPath, property, propertyOf, matcher, matches, times, random, now, escape, unescape, templateSettings, template, result, uniqueId, chain, iteratee, partial, bind, bindAll, memoize, delay, defer, throttle, debounce, wrap, negate, compose, after, before, once, findKey, findIndex, findLastIndex, sortedIndex, indexOf, lastIndexOf, find, detect, findWhere, each, forEach, map, collect, reduce, foldl, inject, reduceRight, foldr, filter, select, reject, every, all, some, any, contains, includes, include, invoke, pluck, where, max, min, shuffle, sample, sortBy, groupBy, indexBy, countBy, partition, toArray, size, pick, omit, first, head, take, initial, last, rest, tail, drop, compact, flatten, without, uniq, unique, union, intersection, difference, unzip, transpose, zip, object, range, chunk, mixin, default */ 1126/***/ (function(module, __webpack_exports__, __webpack_require__) { 1127 1128"use strict"; 1129eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"VERSION\", function() { return _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"VERSION\"]; });\n\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"restArguments\", function() { return _restArguments_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"]; });\n\n/* harmony import */ var _isObject_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./isObject.js */ \"./node_modules/underscore/modules/isObject.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isObject\", function() { return _isObject_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"]; });\n\n/* harmony import */ var _isNull_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./isNull.js */ \"./node_modules/underscore/modules/isNull.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isNull\", function() { return _isNull_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"]; });\n\n/* harmony import */ var _isUndefined_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./isUndefined.js */ \"./node_modules/underscore/modules/isUndefined.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isUndefined\", function() { return _isUndefined_js__WEBPACK_IMPORTED_MODULE_4__[\"default\"]; });\n\n/* harmony import */ var _isBoolean_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(/*! ./isBoolean.js */ \"./node_modules/underscore/modules/isBoolean.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isBoolean\", function() { return _isBoolean_js__WEBPACK_IMPORTED_MODULE_5__[\"default\"]; });\n\n/* harmony import */ var _isElement_js__WEBPACK_IMPORTED_MODULE_6__ = __webpack_require__(/*! ./isElement.js */ \"./node_modules/underscore/modules/isElement.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isElement\", function() { return _isElement_js__WEBPACK_IMPORTED_MODULE_6__[\"default\"]; });\n\n/* harmony import */ var _isString_js__WEBPACK_IMPORTED_MODULE_7__ = __webpack_require__(/*! ./isString.js */ \"./node_modules/underscore/modules/isString.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isString\", function() { return _isString_js__WEBPACK_IMPORTED_MODULE_7__[\"default\"]; });\n\n/* harmony import */ var _isNumber_js__WEBPACK_IMPORTED_MODULE_8__ = __webpack_require__(/*! ./isNumber.js */ \"./node_modules/underscore/modules/isNumber.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isNumber\", function() { return _isNumber_js__WEBPACK_IMPORTED_MODULE_8__[\"default\"]; });\n\n/* harmony import */ var _isDate_js__WEBPACK_IMPORTED_MODULE_9__ = __webpack_require__(/*! ./isDate.js */ \"./node_modules/underscore/modules/isDate.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isDate\", function() { return _isDate_js__WEBPACK_IMPORTED_MODULE_9__[\"default\"]; });\n\n/* harmony import */ var _isRegExp_js__WEBPACK_IMPORTED_MODULE_10__ = __webpack_require__(/*! ./isRegExp.js */ \"./node_modules/underscore/modules/isRegExp.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isRegExp\", function() { return _isRegExp_js__WEBPACK_IMPORTED_MODULE_10__[\"default\"]; });\n\n/* harmony import */ var _isError_js__WEBPACK_IMPORTED_MODULE_11__ = __webpack_require__(/*! ./isError.js */ \"./node_modules/underscore/modules/isError.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isError\", function() { return _isError_js__WEBPACK_IMPORTED_MODULE_11__[\"default\"]; });\n\n/* harmony import */ var _isSymbol_js__WEBPACK_IMPORTED_MODULE_12__ = __webpack_require__(/*! ./isSymbol.js */ \"./node_modules/underscore/modules/isSymbol.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isSymbol\", function() { return _isSymbol_js__WEBPACK_IMPORTED_MODULE_12__[\"default\"]; });\n\n/* harmony import */ var _isArrayBuffer_js__WEBPACK_IMPORTED_MODULE_13__ = __webpack_require__(/*! ./isArrayBuffer.js */ \"./node_modules/underscore/modules/isArrayBuffer.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isArrayBuffer\", function() { return _isArrayBuffer_js__WEBPACK_IMPORTED_MODULE_13__[\"default\"]; });\n\n/* harmony import */ var _isDataView_js__WEBPACK_IMPORTED_MODULE_14__ = __webpack_require__(/*! ./isDataView.js */ \"./node_modules/underscore/modules/isDataView.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isDataView\", function() { return _isDataView_js__WEBPACK_IMPORTED_MODULE_14__[\"default\"]; });\n\n/* harmony import */ var _isArray_js__WEBPACK_IMPORTED_MODULE_15__ = __webpack_require__(/*! ./isArray.js */ \"./node_modules/underscore/modules/isArray.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isArray\", function() { return _isArray_js__WEBPACK_IMPORTED_MODULE_15__[\"default\"]; });\n\n/* harmony import */ var _isFunction_js__WEBPACK_IMPORTED_MODULE_16__ = __webpack_require__(/*! ./isFunction.js */ \"./node_modules/underscore/modules/isFunction.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isFunction\", function() { return _isFunction_js__WEBPACK_IMPORTED_MODULE_16__[\"default\"]; });\n\n/* harmony import */ var _isArguments_js__WEBPACK_IMPORTED_MODULE_17__ = __webpack_require__(/*! ./isArguments.js */ \"./node_modules/underscore/modules/isArguments.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isArguments\", function() { return _isArguments_js__WEBPACK_IMPORTED_MODULE_17__[\"default\"]; });\n\n/* harmony import */ var _isFinite_js__WEBPACK_IMPORTED_MODULE_18__ = __webpack_require__(/*! ./isFinite.js */ \"./node_modules/underscore/modules/isFinite.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isFinite\", function() { return _isFinite_js__WEBPACK_IMPORTED_MODULE_18__[\"default\"]; });\n\n/* harmony import */ var _isNaN_js__WEBPACK_IMPORTED_MODULE_19__ = __webpack_require__(/*! ./isNaN.js */ \"./node_modules/underscore/modules/isNaN.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isNaN\", function() { return _isNaN_js__WEBPACK_IMPORTED_MODULE_19__[\"default\"]; });\n\n/* harmony import */ var _isTypedArray_js__WEBPACK_IMPORTED_MODULE_20__ = __webpack_require__(/*! ./isTypedArray.js */ \"./node_modules/underscore/modules/isTypedArray.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isTypedArray\", function() { return _isTypedArray_js__WEBPACK_IMPORTED_MODULE_20__[\"default\"]; });\n\n/* harmony import */ var _isEmpty_js__WEBPACK_IMPORTED_MODULE_21__ = __webpack_require__(/*! ./isEmpty.js */ \"./node_modules/underscore/modules/isEmpty.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isEmpty\", function() { return _isEmpty_js__WEBPACK_IMPORTED_MODULE_21__[\"default\"]; });\n\n/* harmony import */ var _isMatch_js__WEBPACK_IMPORTED_MODULE_22__ = __webpack_require__(/*! ./isMatch.js */ \"./node_modules/underscore/modules/isMatch.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isMatch\", function() { return _isMatch_js__WEBPACK_IMPORTED_MODULE_22__[\"default\"]; });\n\n/* harmony import */ var _isEqual_js__WEBPACK_IMPORTED_MODULE_23__ = __webpack_require__(/*! ./isEqual.js */ \"./node_modules/underscore/modules/isEqual.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isEqual\", function() { return _isEqual_js__WEBPACK_IMPORTED_MODULE_23__[\"default\"]; });\n\n/* harmony import */ var _isMap_js__WEBPACK_IMPORTED_MODULE_24__ = __webpack_require__(/*! ./isMap.js */ \"./node_modules/underscore/modules/isMap.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isMap\", function() { return _isMap_js__WEBPACK_IMPORTED_MODULE_24__[\"default\"]; });\n\n/* harmony import */ var _isWeakMap_js__WEBPACK_IMPORTED_MODULE_25__ = __webpack_require__(/*! ./isWeakMap.js */ \"./node_modules/underscore/modules/isWeakMap.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isWeakMap\", function() { return _isWeakMap_js__WEBPACK_IMPORTED_MODULE_25__[\"default\"]; });\n\n/* harmony import */ var _isSet_js__WEBPACK_IMPORTED_MODULE_26__ = __webpack_require__(/*! ./isSet.js */ \"./node_modules/underscore/modules/isSet.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isSet\", function() { return _isSet_js__WEBPACK_IMPORTED_MODULE_26__[\"default\"]; });\n\n/* harmony import */ var _isWeakSet_js__WEBPACK_IMPORTED_MODULE_27__ = __webpack_require__(/*! ./isWeakSet.js */ \"./node_modules/underscore/modules/isWeakSet.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"isWeakSet\", function() { return _isWeakSet_js__WEBPACK_IMPORTED_MODULE_27__[\"default\"]; });\n\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_28__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"keys\", function() { return _keys_js__WEBPACK_IMPORTED_MODULE_28__[\"default\"]; });\n\n/* harmony import */ var _allKeys_js__WEBPACK_IMPORTED_MODULE_29__ = __webpack_require__(/*! ./allKeys.js */ \"./node_modules/underscore/modules/allKeys.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"allKeys\", function() { return _allKeys_js__WEBPACK_IMPORTED_MODULE_29__[\"default\"]; });\n\n/* harmony import */ var _values_js__WEBPACK_IMPORTED_MODULE_30__ = __webpack_require__(/*! ./values.js */ \"./node_modules/underscore/modules/values.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"values\", function() { return _values_js__WEBPACK_IMPORTED_MODULE_30__[\"default\"]; });\n\n/* harmony import */ var _pairs_js__WEBPACK_IMPORTED_MODULE_31__ = __webpack_require__(/*! ./pairs.js */ \"./node_modules/underscore/modules/pairs.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"pairs\", function() { return _pairs_js__WEBPACK_IMPORTED_MODULE_31__[\"default\"]; });\n\n/* harmony import */ var _invert_js__WEBPACK_IMPORTED_MODULE_32__ = __webpack_require__(/*! ./invert.js */ \"./node_modules/underscore/modules/invert.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"invert\", function() { return _invert_js__WEBPACK_IMPORTED_MODULE_32__[\"default\"]; });\n\n/* harmony import */ var _functions_js__WEBPACK_IMPORTED_MODULE_33__ = __webpack_require__(/*! ./functions.js */ \"./node_modules/underscore/modules/functions.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"functions\", function() { return _functions_js__WEBPACK_IMPORTED_MODULE_33__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"methods\", function() { return _functions_js__WEBPACK_IMPORTED_MODULE_33__[\"default\"]; });\n\n/* harmony import */ var _extend_js__WEBPACK_IMPORTED_MODULE_34__ = __webpack_require__(/*! ./extend.js */ \"./node_modules/underscore/modules/extend.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"extend\", function() { return _extend_js__WEBPACK_IMPORTED_MODULE_34__[\"default\"]; });\n\n/* harmony import */ var _extendOwn_js__WEBPACK_IMPORTED_MODULE_35__ = __webpack_require__(/*! ./extendOwn.js */ \"./node_modules/underscore/modules/extendOwn.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"extendOwn\", function() { return _extendOwn_js__WEBPACK_IMPORTED_MODULE_35__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"assign\", function() { return _extendOwn_js__WEBPACK_IMPORTED_MODULE_35__[\"default\"]; });\n\n/* harmony import */ var _defaults_js__WEBPACK_IMPORTED_MODULE_36__ = __webpack_require__(/*! ./defaults.js */ \"./node_modules/underscore/modules/defaults.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"defaults\", function() { return _defaults_js__WEBPACK_IMPORTED_MODULE_36__[\"default\"]; });\n\n/* harmony import */ var _create_js__WEBPACK_IMPORTED_MODULE_37__ = __webpack_require__(/*! ./create.js */ \"./node_modules/underscore/modules/create.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"create\", function() { return _create_js__WEBPACK_IMPORTED_MODULE_37__[\"default\"]; });\n\n/* harmony import */ var _clone_js__WEBPACK_IMPORTED_MODULE_38__ = __webpack_require__(/*! ./clone.js */ \"./node_modules/underscore/modules/clone.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"clone\", function() { return _clone_js__WEBPACK_IMPORTED_MODULE_38__[\"default\"]; });\n\n/* harmony import */ var _tap_js__WEBPACK_IMPORTED_MODULE_39__ = __webpack_require__(/*! ./tap.js */ \"./node_modules/underscore/modules/tap.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"tap\", function() { return _tap_js__WEBPACK_IMPORTED_MODULE_39__[\"default\"]; });\n\n/* harmony import */ var _get_js__WEBPACK_IMPORTED_MODULE_40__ = __webpack_require__(/*! ./get.js */ \"./node_modules/underscore/modules/get.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"get\", function() { return _get_js__WEBPACK_IMPORTED_MODULE_40__[\"default\"]; });\n\n/* harmony import */ var _has_js__WEBPACK_IMPORTED_MODULE_41__ = __webpack_require__(/*! ./has.js */ \"./node_modules/underscore/modules/has.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"has\", function() { return _has_js__WEBPACK_IMPORTED_MODULE_41__[\"default\"]; });\n\n/* harmony import */ var _mapObject_js__WEBPACK_IMPORTED_MODULE_42__ = __webpack_require__(/*! ./mapObject.js */ \"./node_modules/underscore/modules/mapObject.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"mapObject\", function() { return _mapObject_js__WEBPACK_IMPORTED_MODULE_42__[\"default\"]; });\n\n/* harmony import */ var _identity_js__WEBPACK_IMPORTED_MODULE_43__ = __webpack_require__(/*! ./identity.js */ \"./node_modules/underscore/modules/identity.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"identity\", function() { return _identity_js__WEBPACK_IMPORTED_MODULE_43__[\"default\"]; });\n\n/* harmony import */ var _constant_js__WEBPACK_IMPORTED_MODULE_44__ = __webpack_require__(/*! ./constant.js */ \"./node_modules/underscore/modules/constant.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"constant\", function() { return _constant_js__WEBPACK_IMPORTED_MODULE_44__[\"default\"]; });\n\n/* harmony import */ var _noop_js__WEBPACK_IMPORTED_MODULE_45__ = __webpack_require__(/*! ./noop.js */ \"./node_modules/underscore/modules/noop.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"noop\", function() { return _noop_js__WEBPACK_IMPORTED_MODULE_45__[\"default\"]; });\n\n/* harmony import */ var _toPath_js__WEBPACK_IMPORTED_MODULE_46__ = __webpack_require__(/*! ./toPath.js */ \"./node_modules/underscore/modules/toPath.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"toPath\", function() { return _toPath_js__WEBPACK_IMPORTED_MODULE_46__[\"default\"]; });\n\n/* harmony import */ var _property_js__WEBPACK_IMPORTED_MODULE_47__ = __webpack_require__(/*! ./property.js */ \"./node_modules/underscore/modules/property.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"property\", function() { return _property_js__WEBPACK_IMPORTED_MODULE_47__[\"default\"]; });\n\n/* harmony import */ var _propertyOf_js__WEBPACK_IMPORTED_MODULE_48__ = __webpack_require__(/*! ./propertyOf.js */ \"./node_modules/underscore/modules/propertyOf.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"propertyOf\", function() { return _propertyOf_js__WEBPACK_IMPORTED_MODULE_48__[\"default\"]; });\n\n/* harmony import */ var _matcher_js__WEBPACK_IMPORTED_MODULE_49__ = __webpack_require__(/*! ./matcher.js */ \"./node_modules/underscore/modules/matcher.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"matcher\", function() { return _matcher_js__WEBPACK_IMPORTED_MODULE_49__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"matches\", function() { return _matcher_js__WEBPACK_IMPORTED_MODULE_49__[\"default\"]; });\n\n/* harmony import */ var _times_js__WEBPACK_IMPORTED_MODULE_50__ = __webpack_require__(/*! ./times.js */ \"./node_modules/underscore/modules/times.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"times\", function() { return _times_js__WEBPACK_IMPORTED_MODULE_50__[\"default\"]; });\n\n/* harmony import */ var _random_js__WEBPACK_IMPORTED_MODULE_51__ = __webpack_require__(/*! ./random.js */ \"./node_modules/underscore/modules/random.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"random\", function() { return _random_js__WEBPACK_IMPORTED_MODULE_51__[\"default\"]; });\n\n/* harmony import */ var _now_js__WEBPACK_IMPORTED_MODULE_52__ = __webpack_require__(/*! ./now.js */ \"./node_modules/underscore/modules/now.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"now\", function() { return _now_js__WEBPACK_IMPORTED_MODULE_52__[\"default\"]; });\n\n/* harmony import */ var _escape_js__WEBPACK_IMPORTED_MODULE_53__ = __webpack_require__(/*! ./escape.js */ \"./node_modules/underscore/modules/escape.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"escape\", function() { return _escape_js__WEBPACK_IMPORTED_MODULE_53__[\"default\"]; });\n\n/* harmony import */ var _unescape_js__WEBPACK_IMPORTED_MODULE_54__ = __webpack_require__(/*! ./unescape.js */ \"./node_modules/underscore/modules/unescape.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"unescape\", function() { return _unescape_js__WEBPACK_IMPORTED_MODULE_54__[\"default\"]; });\n\n/* harmony import */ var _templateSettings_js__WEBPACK_IMPORTED_MODULE_55__ = __webpack_require__(/*! ./templateSettings.js */ \"./node_modules/underscore/modules/templateSettings.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"templateSettings\", function() { return _templateSettings_js__WEBPACK_IMPORTED_MODULE_55__[\"default\"]; });\n\n/* harmony import */ var _template_js__WEBPACK_IMPORTED_MODULE_56__ = __webpack_require__(/*! ./template.js */ \"./node_modules/underscore/modules/template.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"template\", function() { return _template_js__WEBPACK_IMPORTED_MODULE_56__[\"default\"]; });\n\n/* harmony import */ var _result_js__WEBPACK_IMPORTED_MODULE_57__ = __webpack_require__(/*! ./result.js */ \"./node_modules/underscore/modules/result.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"result\", function() { return _result_js__WEBPACK_IMPORTED_MODULE_57__[\"default\"]; });\n\n/* harmony import */ var _uniqueId_js__WEBPACK_IMPORTED_MODULE_58__ = __webpack_require__(/*! ./uniqueId.js */ \"./node_modules/underscore/modules/uniqueId.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"uniqueId\", function() { return _uniqueId_js__WEBPACK_IMPORTED_MODULE_58__[\"default\"]; });\n\n/* harmony import */ var _chain_js__WEBPACK_IMPORTED_MODULE_59__ = __webpack_require__(/*! ./chain.js */ \"./node_modules/underscore/modules/chain.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"chain\", function() { return _chain_js__WEBPACK_IMPORTED_MODULE_59__[\"default\"]; });\n\n/* harmony import */ var _iteratee_js__WEBPACK_IMPORTED_MODULE_60__ = __webpack_require__(/*! ./iteratee.js */ \"./node_modules/underscore/modules/iteratee.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"iteratee\", function() { return _iteratee_js__WEBPACK_IMPORTED_MODULE_60__[\"default\"]; });\n\n/* harmony import */ var _partial_js__WEBPACK_IMPORTED_MODULE_61__ = __webpack_require__(/*! ./partial.js */ \"./node_modules/underscore/modules/partial.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"partial\", function() { return _partial_js__WEBPACK_IMPORTED_MODULE_61__[\"default\"]; });\n\n/* harmony import */ var _bind_js__WEBPACK_IMPORTED_MODULE_62__ = __webpack_require__(/*! ./bind.js */ \"./node_modules/underscore/modules/bind.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"bind\", function() { return _bind_js__WEBPACK_IMPORTED_MODULE_62__[\"default\"]; });\n\n/* harmony import */ var _bindAll_js__WEBPACK_IMPORTED_MODULE_63__ = __webpack_require__(/*! ./bindAll.js */ \"./node_modules/underscore/modules/bindAll.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"bindAll\", function() { return _bindAll_js__WEBPACK_IMPORTED_MODULE_63__[\"default\"]; });\n\n/* harmony import */ var _memoize_js__WEBPACK_IMPORTED_MODULE_64__ = __webpack_require__(/*! ./memoize.js */ \"./node_modules/underscore/modules/memoize.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"memoize\", function() { return _memoize_js__WEBPACK_IMPORTED_MODULE_64__[\"default\"]; });\n\n/* harmony import */ var _delay_js__WEBPACK_IMPORTED_MODULE_65__ = __webpack_require__(/*! ./delay.js */ \"./node_modules/underscore/modules/delay.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"delay\", function() { return _delay_js__WEBPACK_IMPORTED_MODULE_65__[\"default\"]; });\n\n/* harmony import */ var _defer_js__WEBPACK_IMPORTED_MODULE_66__ = __webpack_require__(/*! ./defer.js */ \"./node_modules/underscore/modules/defer.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"defer\", function() { return _defer_js__WEBPACK_IMPORTED_MODULE_66__[\"default\"]; });\n\n/* harmony import */ var _throttle_js__WEBPACK_IMPORTED_MODULE_67__ = __webpack_require__(/*! ./throttle.js */ \"./node_modules/underscore/modules/throttle.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"throttle\", function() { return _throttle_js__WEBPACK_IMPORTED_MODULE_67__[\"default\"]; });\n\n/* harmony import */ var _debounce_js__WEBPACK_IMPORTED_MODULE_68__ = __webpack_require__(/*! ./debounce.js */ \"./node_modules/underscore/modules/debounce.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"debounce\", function() { return _debounce_js__WEBPACK_IMPORTED_MODULE_68__[\"default\"]; });\n\n/* harmony import */ var _wrap_js__WEBPACK_IMPORTED_MODULE_69__ = __webpack_require__(/*! ./wrap.js */ \"./node_modules/underscore/modules/wrap.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"wrap\", function() { return _wrap_js__WEBPACK_IMPORTED_MODULE_69__[\"default\"]; });\n\n/* harmony import */ var _negate_js__WEBPACK_IMPORTED_MODULE_70__ = __webpack_require__(/*! ./negate.js */ \"./node_modules/underscore/modules/negate.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"negate\", function() { return _negate_js__WEBPACK_IMPORTED_MODULE_70__[\"default\"]; });\n\n/* harmony import */ var _compose_js__WEBPACK_IMPORTED_MODULE_71__ = __webpack_require__(/*! ./compose.js */ \"./node_modules/underscore/modules/compose.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"compose\", function() { return _compose_js__WEBPACK_IMPORTED_MODULE_71__[\"default\"]; });\n\n/* harmony import */ var _after_js__WEBPACK_IMPORTED_MODULE_72__ = __webpack_require__(/*! ./after.js */ \"./node_modules/underscore/modules/after.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"after\", function() { return _after_js__WEBPACK_IMPORTED_MODULE_72__[\"default\"]; });\n\n/* harmony import */ var _before_js__WEBPACK_IMPORTED_MODULE_73__ = __webpack_require__(/*! ./before.js */ \"./node_modules/underscore/modules/before.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"before\", function() { return _before_js__WEBPACK_IMPORTED_MODULE_73__[\"default\"]; });\n\n/* harmony import */ var _once_js__WEBPACK_IMPORTED_MODULE_74__ = __webpack_require__(/*! ./once.js */ \"./node_modules/underscore/modules/once.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"once\", function() { return _once_js__WEBPACK_IMPORTED_MODULE_74__[\"default\"]; });\n\n/* harmony import */ var _findKey_js__WEBPACK_IMPORTED_MODULE_75__ = __webpack_require__(/*! ./findKey.js */ \"./node_modules/underscore/modules/findKey.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"findKey\", function() { return _findKey_js__WEBPACK_IMPORTED_MODULE_75__[\"default\"]; });\n\n/* harmony import */ var _findIndex_js__WEBPACK_IMPORTED_MODULE_76__ = __webpack_require__(/*! ./findIndex.js */ \"./node_modules/underscore/modules/findIndex.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"findIndex\", function() { return _findIndex_js__WEBPACK_IMPORTED_MODULE_76__[\"default\"]; });\n\n/* harmony import */ var _findLastIndex_js__WEBPACK_IMPORTED_MODULE_77__ = __webpack_require__(/*! ./findLastIndex.js */ \"./node_modules/underscore/modules/findLastIndex.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"findLastIndex\", function() { return _findLastIndex_js__WEBPACK_IMPORTED_MODULE_77__[\"default\"]; });\n\n/* harmony import */ var _sortedIndex_js__WEBPACK_IMPORTED_MODULE_78__ = __webpack_require__(/*! ./sortedIndex.js */ \"./node_modules/underscore/modules/sortedIndex.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"sortedIndex\", function() { return _sortedIndex_js__WEBPACK_IMPORTED_MODULE_78__[\"default\"]; });\n\n/* harmony import */ var _indexOf_js__WEBPACK_IMPORTED_MODULE_79__ = __webpack_require__(/*! ./indexOf.js */ \"./node_modules/underscore/modules/indexOf.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"indexOf\", function() { return _indexOf_js__WEBPACK_IMPORTED_MODULE_79__[\"default\"]; });\n\n/* harmony import */ var _lastIndexOf_js__WEBPACK_IMPORTED_MODULE_80__ = __webpack_require__(/*! ./lastIndexOf.js */ \"./node_modules/underscore/modules/lastIndexOf.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"lastIndexOf\", function() { return _lastIndexOf_js__WEBPACK_IMPORTED_MODULE_80__[\"default\"]; });\n\n/* harmony import */ var _find_js__WEBPACK_IMPORTED_MODULE_81__ = __webpack_require__(/*! ./find.js */ \"./node_modules/underscore/modules/find.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"find\", function() { return _find_js__WEBPACK_IMPORTED_MODULE_81__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"detect\", function() { return _find_js__WEBPACK_IMPORTED_MODULE_81__[\"default\"]; });\n\n/* harmony import */ var _findWhere_js__WEBPACK_IMPORTED_MODULE_82__ = __webpack_require__(/*! ./findWhere.js */ \"./node_modules/underscore/modules/findWhere.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"findWhere\", function() { return _findWhere_js__WEBPACK_IMPORTED_MODULE_82__[\"default\"]; });\n\n/* harmony import */ var _each_js__WEBPACK_IMPORTED_MODULE_83__ = __webpack_require__(/*! ./each.js */ \"./node_modules/underscore/modules/each.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"each\", function() { return _each_js__WEBPACK_IMPORTED_MODULE_83__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"forEach\", function() { return _each_js__WEBPACK_IMPORTED_MODULE_83__[\"default\"]; });\n\n/* harmony import */ var _map_js__WEBPACK_IMPORTED_MODULE_84__ = __webpack_require__(/*! ./map.js */ \"./node_modules/underscore/modules/map.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"map\", function() { return _map_js__WEBPACK_IMPORTED_MODULE_84__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"collect\", function() { return _map_js__WEBPACK_IMPORTED_MODULE_84__[\"default\"]; });\n\n/* harmony import */ var _reduce_js__WEBPACK_IMPORTED_MODULE_85__ = __webpack_require__(/*! ./reduce.js */ \"./node_modules/underscore/modules/reduce.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"reduce\", function() { return _reduce_js__WEBPACK_IMPORTED_MODULE_85__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"foldl\", function() { return _reduce_js__WEBPACK_IMPORTED_MODULE_85__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"inject\", function() { return _reduce_js__WEBPACK_IMPORTED_MODULE_85__[\"default\"]; });\n\n/* harmony import */ var _reduceRight_js__WEBPACK_IMPORTED_MODULE_86__ = __webpack_require__(/*! ./reduceRight.js */ \"./node_modules/underscore/modules/reduceRight.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"reduceRight\", function() { return _reduceRight_js__WEBPACK_IMPORTED_MODULE_86__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"foldr\", function() { return _reduceRight_js__WEBPACK_IMPORTED_MODULE_86__[\"default\"]; });\n\n/* harmony import */ var _filter_js__WEBPACK_IMPORTED_MODULE_87__ = __webpack_require__(/*! ./filter.js */ \"./node_modules/underscore/modules/filter.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"filter\", function() { return _filter_js__WEBPACK_IMPORTED_MODULE_87__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"select\", function() { return _filter_js__WEBPACK_IMPORTED_MODULE_87__[\"default\"]; });\n\n/* harmony import */ var _reject_js__WEBPACK_IMPORTED_MODULE_88__ = __webpack_require__(/*! ./reject.js */ \"./node_modules/underscore/modules/reject.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"reject\", function() { return _reject_js__WEBPACK_IMPORTED_MODULE_88__[\"default\"]; });\n\n/* harmony import */ var _every_js__WEBPACK_IMPORTED_MODULE_89__ = __webpack_require__(/*! ./every.js */ \"./node_modules/underscore/modules/every.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"every\", function() { return _every_js__WEBPACK_IMPORTED_MODULE_89__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"all\", function() { return _every_js__WEBPACK_IMPORTED_MODULE_89__[\"default\"]; });\n\n/* harmony import */ var _some_js__WEBPACK_IMPORTED_MODULE_90__ = __webpack_require__(/*! ./some.js */ \"./node_modules/underscore/modules/some.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"some\", function() { return _some_js__WEBPACK_IMPORTED_MODULE_90__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"any\", function() { return _some_js__WEBPACK_IMPORTED_MODULE_90__[\"default\"]; });\n\n/* harmony import */ var _contains_js__WEBPACK_IMPORTED_MODULE_91__ = __webpack_require__(/*! ./contains.js */ \"./node_modules/underscore/modules/contains.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"contains\", function() { return _contains_js__WEBPACK_IMPORTED_MODULE_91__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"includes\", function() { return _contains_js__WEBPACK_IMPORTED_MODULE_91__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"include\", function() { return _contains_js__WEBPACK_IMPORTED_MODULE_91__[\"default\"]; });\n\n/* harmony import */ var _invoke_js__WEBPACK_IMPORTED_MODULE_92__ = __webpack_require__(/*! ./invoke.js */ \"./node_modules/underscore/modules/invoke.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"invoke\", function() { return _invoke_js__WEBPACK_IMPORTED_MODULE_92__[\"default\"]; });\n\n/* harmony import */ var _pluck_js__WEBPACK_IMPORTED_MODULE_93__ = __webpack_require__(/*! ./pluck.js */ \"./node_modules/underscore/modules/pluck.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"pluck\", function() { return _pluck_js__WEBPACK_IMPORTED_MODULE_93__[\"default\"]; });\n\n/* harmony import */ var _where_js__WEBPACK_IMPORTED_MODULE_94__ = __webpack_require__(/*! ./where.js */ \"./node_modules/underscore/modules/where.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"where\", function() { return _where_js__WEBPACK_IMPORTED_MODULE_94__[\"default\"]; });\n\n/* harmony import */ var _max_js__WEBPACK_IMPORTED_MODULE_95__ = __webpack_require__(/*! ./max.js */ \"./node_modules/underscore/modules/max.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"max\", function() { return _max_js__WEBPACK_IMPORTED_MODULE_95__[\"default\"]; });\n\n/* harmony import */ var _min_js__WEBPACK_IMPORTED_MODULE_96__ = __webpack_require__(/*! ./min.js */ \"./node_modules/underscore/modules/min.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"min\", function() { return _min_js__WEBPACK_IMPORTED_MODULE_96__[\"default\"]; });\n\n/* harmony import */ var _shuffle_js__WEBPACK_IMPORTED_MODULE_97__ = __webpack_require__(/*! ./shuffle.js */ \"./node_modules/underscore/modules/shuffle.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"shuffle\", function() { return _shuffle_js__WEBPACK_IMPORTED_MODULE_97__[\"default\"]; });\n\n/* harmony import */ var _sample_js__WEBPACK_IMPORTED_MODULE_98__ = __webpack_require__(/*! ./sample.js */ \"./node_modules/underscore/modules/sample.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"sample\", function() { return _sample_js__WEBPACK_IMPORTED_MODULE_98__[\"default\"]; });\n\n/* harmony import */ var _sortBy_js__WEBPACK_IMPORTED_MODULE_99__ = __webpack_require__(/*! ./sortBy.js */ \"./node_modules/underscore/modules/sortBy.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"sortBy\", function() { return _sortBy_js__WEBPACK_IMPORTED_MODULE_99__[\"default\"]; });\n\n/* harmony import */ var _groupBy_js__WEBPACK_IMPORTED_MODULE_100__ = __webpack_require__(/*! ./groupBy.js */ \"./node_modules/underscore/modules/groupBy.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"groupBy\", function() { return _groupBy_js__WEBPACK_IMPORTED_MODULE_100__[\"default\"]; });\n\n/* harmony import */ var _indexBy_js__WEBPACK_IMPORTED_MODULE_101__ = __webpack_require__(/*! ./indexBy.js */ \"./node_modules/underscore/modules/indexBy.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"indexBy\", function() { return _indexBy_js__WEBPACK_IMPORTED_MODULE_101__[\"default\"]; });\n\n/* harmony import */ var _countBy_js__WEBPACK_IMPORTED_MODULE_102__ = __webpack_require__(/*! ./countBy.js */ \"./node_modules/underscore/modules/countBy.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"countBy\", function() { return _countBy_js__WEBPACK_IMPORTED_MODULE_102__[\"default\"]; });\n\n/* harmony import */ var _partition_js__WEBPACK_IMPORTED_MODULE_103__ = __webpack_require__(/*! ./partition.js */ \"./node_modules/underscore/modules/partition.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"partition\", function() { return _partition_js__WEBPACK_IMPORTED_MODULE_103__[\"default\"]; });\n\n/* harmony import */ var _toArray_js__WEBPACK_IMPORTED_MODULE_104__ = __webpack_require__(/*! ./toArray.js */ \"./node_modules/underscore/modules/toArray.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"toArray\", function() { return _toArray_js__WEBPACK_IMPORTED_MODULE_104__[\"default\"]; });\n\n/* harmony import */ var _size_js__WEBPACK_IMPORTED_MODULE_105__ = __webpack_require__(/*! ./size.js */ \"./node_modules/underscore/modules/size.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"size\", function() { return _size_js__WEBPACK_IMPORTED_MODULE_105__[\"default\"]; });\n\n/* harmony import */ var _pick_js__WEBPACK_IMPORTED_MODULE_106__ = __webpack_require__(/*! ./pick.js */ \"./node_modules/underscore/modules/pick.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"pick\", function() { return _pick_js__WEBPACK_IMPORTED_MODULE_106__[\"default\"]; });\n\n/* harmony import */ var _omit_js__WEBPACK_IMPORTED_MODULE_107__ = __webpack_require__(/*! ./omit.js */ \"./node_modules/underscore/modules/omit.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"omit\", function() { return _omit_js__WEBPACK_IMPORTED_MODULE_107__[\"default\"]; });\n\n/* harmony import */ var _first_js__WEBPACK_IMPORTED_MODULE_108__ = __webpack_require__(/*! ./first.js */ \"./node_modules/underscore/modules/first.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"first\", function() { return _first_js__WEBPACK_IMPORTED_MODULE_108__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"head\", function() { return _first_js__WEBPACK_IMPORTED_MODULE_108__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"take\", function() { return _first_js__WEBPACK_IMPORTED_MODULE_108__[\"default\"]; });\n\n/* harmony import */ var _initial_js__WEBPACK_IMPORTED_MODULE_109__ = __webpack_require__(/*! ./initial.js */ \"./node_modules/underscore/modules/initial.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"initial\", function() { return _initial_js__WEBPACK_IMPORTED_MODULE_109__[\"default\"]; });\n\n/* harmony import */ var _last_js__WEBPACK_IMPORTED_MODULE_110__ = __webpack_require__(/*! ./last.js */ \"./node_modules/underscore/modules/last.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"last\", function() { return _last_js__WEBPACK_IMPORTED_MODULE_110__[\"default\"]; });\n\n/* harmony import */ var _rest_js__WEBPACK_IMPORTED_MODULE_111__ = __webpack_require__(/*! ./rest.js */ \"./node_modules/underscore/modules/rest.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"rest\", function() { return _rest_js__WEBPACK_IMPORTED_MODULE_111__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"tail\", function() { return _rest_js__WEBPACK_IMPORTED_MODULE_111__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"drop\", function() { return _rest_js__WEBPACK_IMPORTED_MODULE_111__[\"default\"]; });\n\n/* harmony import */ var _compact_js__WEBPACK_IMPORTED_MODULE_112__ = __webpack_require__(/*! ./compact.js */ \"./node_modules/underscore/modules/compact.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"compact\", function() { return _compact_js__WEBPACK_IMPORTED_MODULE_112__[\"default\"]; });\n\n/* harmony import */ var _flatten_js__WEBPACK_IMPORTED_MODULE_113__ = __webpack_require__(/*! ./flatten.js */ \"./node_modules/underscore/modules/flatten.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"flatten\", function() { return _flatten_js__WEBPACK_IMPORTED_MODULE_113__[\"default\"]; });\n\n/* harmony import */ var _without_js__WEBPACK_IMPORTED_MODULE_114__ = __webpack_require__(/*! ./without.js */ \"./node_modules/underscore/modules/without.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"without\", function() { return _without_js__WEBPACK_IMPORTED_MODULE_114__[\"default\"]; });\n\n/* harmony import */ var _uniq_js__WEBPACK_IMPORTED_MODULE_115__ = __webpack_require__(/*! ./uniq.js */ \"./node_modules/underscore/modules/uniq.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"uniq\", function() { return _uniq_js__WEBPACK_IMPORTED_MODULE_115__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"unique\", function() { return _uniq_js__WEBPACK_IMPORTED_MODULE_115__[\"default\"]; });\n\n/* harmony import */ var _union_js__WEBPACK_IMPORTED_MODULE_116__ = __webpack_require__(/*! ./union.js */ \"./node_modules/underscore/modules/union.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"union\", function() { return _union_js__WEBPACK_IMPORTED_MODULE_116__[\"default\"]; });\n\n/* harmony import */ var _intersection_js__WEBPACK_IMPORTED_MODULE_117__ = __webpack_require__(/*! ./intersection.js */ \"./node_modules/underscore/modules/intersection.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"intersection\", function() { return _intersection_js__WEBPACK_IMPORTED_MODULE_117__[\"default\"]; });\n\n/* harmony import */ var _difference_js__WEBPACK_IMPORTED_MODULE_118__ = __webpack_require__(/*! ./difference.js */ \"./node_modules/underscore/modules/difference.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"difference\", function() { return _difference_js__WEBPACK_IMPORTED_MODULE_118__[\"default\"]; });\n\n/* harmony import */ var _unzip_js__WEBPACK_IMPORTED_MODULE_119__ = __webpack_require__(/*! ./unzip.js */ \"./node_modules/underscore/modules/unzip.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"unzip\", function() { return _unzip_js__WEBPACK_IMPORTED_MODULE_119__[\"default\"]; });\n\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"transpose\", function() { return _unzip_js__WEBPACK_IMPORTED_MODULE_119__[\"default\"]; });\n\n/* harmony import */ var _zip_js__WEBPACK_IMPORTED_MODULE_120__ = __webpack_require__(/*! ./zip.js */ \"./node_modules/underscore/modules/zip.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"zip\", function() { return _zip_js__WEBPACK_IMPORTED_MODULE_120__[\"default\"]; });\n\n/* harmony import */ var _object_js__WEBPACK_IMPORTED_MODULE_121__ = __webpack_require__(/*! ./object.js */ \"./node_modules/underscore/modules/object.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"object\", function() { return _object_js__WEBPACK_IMPORTED_MODULE_121__[\"default\"]; });\n\n/* harmony import */ var _range_js__WEBPACK_IMPORTED_MODULE_122__ = __webpack_require__(/*! ./range.js */ \"./node_modules/underscore/modules/range.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"range\", function() { return _range_js__WEBPACK_IMPORTED_MODULE_122__[\"default\"]; });\n\n/* harmony import */ var _chunk_js__WEBPACK_IMPORTED_MODULE_123__ = __webpack_require__(/*! ./chunk.js */ \"./node_modules/underscore/modules/chunk.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"chunk\", function() { return _chunk_js__WEBPACK_IMPORTED_MODULE_123__[\"default\"]; });\n\n/* harmony import */ var _mixin_js__WEBPACK_IMPORTED_MODULE_124__ = __webpack_require__(/*! ./mixin.js */ \"./node_modules/underscore/modules/mixin.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"mixin\", function() { return _mixin_js__WEBPACK_IMPORTED_MODULE_124__[\"default\"]; });\n\n/* harmony import */ var _underscore_array_methods_js__WEBPACK_IMPORTED_MODULE_125__ = __webpack_require__(/*! ./underscore-array-methods.js */ \"./node_modules/underscore/modules/underscore-array-methods.js\");\n/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return _underscore_array_methods_js__WEBPACK_IMPORTED_MODULE_125__[\"default\"]; });\n\n// Named Exports\n// =============\n\n// Underscore.js 1.12.1\n// https://underscorejs.org\n// (c) 2009-2020 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors\n// Underscore may be freely distributed under the MIT license.\n\n// Baseline setup.\n\n\n\n// Object Functions\n// ----------------\n// Our most fundamental functions operate on any JavaScript object.\n// Most functions in Underscore depend on at least one function in this section.\n\n// A group of functions that check the types of core JavaScript values.\n// These are often informally referred to as the \"isType\" functions.\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n// Functions that treat an object as a dictionary of key-value pairs.\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n// Utility Functions\n// -----------------\n// A bit of a grab bag: Predicate-generating functions for use with filters and\n// loops, string escaping and templating, create random numbers and unique ids,\n// and functions that facilitate Underscore's chaining and iteration conventions.\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n// Function (ahem) Functions\n// -------------------------\n// These functions take a function as an argument and return a new function\n// as the result. Also known as higher-order functions.\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n// Finders\n// -------\n// Functions that extract (the position of) a single element from an object\n// or array based on some criterion.\n\n\n\n\n\n\n\n\n\n// Collection Functions\n// --------------------\n// Functions that work on any collection of elements: either an array, or\n// an object of key-value pairs.\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n// `_.pick` and `_.omit` are actually object functions, but we put\n// them here in order to create a more natural reading order in the\n// monolithic build as they depend on `_.contains`.\n\n\n\n// Array Functions\n// ---------------\n// Functions that operate on arrays (and array-likes) only, because theyâre\n// expressed in terms of operations on an ordered list of values.\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n// OOP\n// ---\n// These modules support the \"object-oriented\" calling style. See also\n// `underscore.js` and `index-default.js`.\n\n\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/index.js?"); 1130 1131/***/ }), 1132
vendor: 968 bytes, lines 1133-1144
1133/***/ "./node_modules/underscore/modules/indexBy.js": 1134/*!****************************************************!*\ 1135 !*** ./node_modules/underscore/modules/indexBy.js ***! 1136 \****************************************************/ 1137/*! exports provided: default */ 1138/***/ (function(module, __webpack_exports__, __webpack_require__) { 1139 1140"use strict"; 1141eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _group_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_group.js */ \"./node_modules/underscore/modules/_group.js\");\n\n\n// Indexes the object's values by a criterion, similar to `_.groupBy`, but for\n// when you know that your index values will be unique.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_group_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(result, value, key) {\n result[key] = value;\n}));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/indexBy.js?"); 1142 1143/***/ }), 1144
vendor: 1,513 bytes, lines 1145-1156
1145/***/ "./node_modules/underscore/modules/indexOf.js": 1146/*!****************************************************!*\ 1147 !*** ./node_modules/underscore/modules/indexOf.js ***! 1148 \****************************************************/ 1149/*! exports provided: default */ 1150/***/ (function(module, __webpack_exports__, __webpack_require__) { 1151 1152"use strict"; 1153eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _sortedIndex_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./sortedIndex.js */ \"./node_modules/underscore/modules/sortedIndex.js\");\n/* harmony import */ var _findIndex_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./findIndex.js */ \"./node_modules/underscore/modules/findIndex.js\");\n/* harmony import */ var _createIndexFinder_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_createIndexFinder.js */ \"./node_modules/underscore/modules/_createIndexFinder.js\");\n\n\n\n\n// Return the position of the first occurrence of an item in an array,\n// or -1 if the item is not included in the array.\n// If the array is large and already in sort order, pass `true`\n// for **isSorted** to use binary search.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createIndexFinder_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(1, _findIndex_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"], _sortedIndex_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"]));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/indexOf.js?"); 1154 1155/***/ }), 1156
vendor: 1,123 bytes, lines 1157-1168
1157/***/ "./node_modules/underscore/modules/initial.js": 1158/*!****************************************************!*\ 1159 !*** ./node_modules/underscore/modules/initial.js ***! 1160 \****************************************************/ 1161/*! exports provided: default */ 1162/***/ (function(module, __webpack_exports__, __webpack_require__) { 1163 1164"use strict"; 1165eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return initial; });\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n\n\n// Returns everything but the last entry of the array. Especially useful on\n// the arguments object. Passing **n** will return all the values in\n// the array, excluding the last N.\nfunction initial(array, n, guard) {\n return _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"slice\"].call(array, 0, Math.max(0, array.length - (n == null || guard ? 1 : n)));\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/initial.js?"); 1166 1167/***/ }), 1168
vendor: 1,629 bytes, lines 1169-1180
1169/***/ "./node_modules/underscore/modules/intersection.js": 1170/*!*********************************************************!*\ 1171 !*** ./node_modules/underscore/modules/intersection.js ***! 1172 \*********************************************************/ 1173/*! exports provided: default */ 1174/***/ (function(module, __webpack_exports__, __webpack_require__) { 1175 1176"use strict"; 1177eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return intersection; });\n/* harmony import */ var _getLength_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_getLength.js */ \"./node_modules/underscore/modules/_getLength.js\");\n/* harmony import */ var _contains_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./contains.js */ \"./node_modules/underscore/modules/contains.js\");\n\n\n\n// Produce an array that contains every item shared between all the\n// passed-in arrays.\nfunction intersection(array) {\n var result = [];\n var argsLength = arguments.length;\n for (var i = 0, length = Object(_getLength_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(array); i < length; i++) {\n var item = array[i];\n if (Object(_contains_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(result, item)) continue;\n var j;\n for (j = 1; j < argsLength; j++) {\n if (!Object(_contains_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(arguments[j], item)) break;\n }\n if (j === argsLength) result.push(item);\n }\n return result;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/intersection.js?"); 1178 1179/***/ }), 1180
vendor: 1,082 bytes, lines 1181-1192
1181/***/ "./node_modules/underscore/modules/invert.js": 1182/*!***************************************************!*\ 1183 !*** ./node_modules/underscore/modules/invert.js ***! 1184 \***************************************************/ 1185/*! exports provided: default */ 1186/***/ (function(module, __webpack_exports__, __webpack_require__) { 1187 1188"use strict"; 1189eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return invert; });\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n// Invert the keys and values of an object. The values must be serializable.\nfunction invert(obj) {\n var result = {};\n var _keys = Object(_keys_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj);\n for (var i = 0, length = _keys.length; i < length; i++) {\n result[obj[_keys[i]]] = _keys[i];\n }\n return result;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/invert.js?"); 1190 1191/***/ }), 1192
vendor: 2,291 bytes, lines 1193-1204
1193/***/ "./node_modules/underscore/modules/invoke.js": 1194/*!***************************************************!*\ 1195 !*** ./node_modules/underscore/modules/invoke.js ***! 1196 \***************************************************/ 1197/*! exports provided: default */ 1198/***/ (function(module, __webpack_exports__, __webpack_require__) { 1199 1200"use strict"; 1201eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n/* harmony import */ var _isFunction_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isFunction.js */ \"./node_modules/underscore/modules/isFunction.js\");\n/* harmony import */ var _map_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./map.js */ \"./node_modules/underscore/modules/map.js\");\n/* harmony import */ var _deepGet_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./_deepGet.js */ \"./node_modules/underscore/modules/_deepGet.js\");\n/* harmony import */ var _toPath_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./_toPath.js */ \"./node_modules/underscore/modules/_toPath.js\");\n\n\n\n\n\n\n// Invoke a method (with arguments) on every item in a collection.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(obj, path, args) {\n var contextPath, func;\n if (Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(path)) {\n func = path;\n } else {\n path = Object(_toPath_js__WEBPACK_IMPORTED_MODULE_4__[\"default\"])(path);\n contextPath = path.slice(0, -1);\n path = path[path.length - 1];\n }\n return Object(_map_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj, function(context) {\n var method = func;\n if (!method) {\n if (contextPath && contextPath.length) {\n context = Object(_deepGet_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(context, contextPath);\n }\n if (context == null) return void 0;\n method = context[path];\n }\n return method == null ? method : method.apply(context, args);\n });\n}));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/invoke.js?"); 1202 1203/***/ }), 1204
vendor: 1,331 bytes, lines 1205-1216
1205/***/ "./node_modules/underscore/modules/isArguments.js": 1206/*!********************************************************!*\ 1207 !*** ./node_modules/underscore/modules/isArguments.js ***! 1208 \********************************************************/ 1209/*! exports provided: default */ 1210/***/ (function(module, __webpack_exports__, __webpack_require__) { 1211 1212"use strict"; 1213eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n/* harmony import */ var _has_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_has.js */ \"./node_modules/underscore/modules/_has.js\");\n\n\n\nvar isArguments = Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('Arguments');\n\n// Define a fallback version of the method in browsers (ahem, IE < 9), where\n// there isn't any inspectable \"Arguments\" type.\n(function() {\n if (!isArguments(arguments)) {\n isArguments = function(obj) {\n return Object(_has_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj, 'callee');\n };\n }\n}());\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (isArguments);\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isArguments.js?"); 1214 1215/***/ }), 1216
vendor: 1,096 bytes, lines 1217-1228
1217/***/ "./node_modules/underscore/modules/isArray.js": 1218/*!****************************************************!*\ 1219 !*** ./node_modules/underscore/modules/isArray.js ***! 1220 \****************************************************/ 1221/*! exports provided: default */ 1222/***/ (function(module, __webpack_exports__, __webpack_require__) { 1223 1224"use strict"; 1225eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n\n\n\n// Is a given value an array?\n// Delegates to ECMA5's native `Array.isArray`.\n/* harmony default export */ __webpack_exports__[\"default\"] = (_setup_js__WEBPACK_IMPORTED_MODULE_0__[\"nativeIsArray\"] || Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])('Array'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isArray.js?"); 1226 1227/***/ }), 1228
vendor: 833 bytes, lines 1229-1240
1229/***/ "./node_modules/underscore/modules/isArrayBuffer.js": 1230/*!**********************************************************!*\ 1231 !*** ./node_modules/underscore/modules/isArrayBuffer.js ***! 1232 \**********************************************************/ 1233/*! exports provided: default */ 1234/***/ (function(module, __webpack_exports__, __webpack_require__) { 1235 1236"use strict"; 1237eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('ArrayBuffer'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isArrayBuffer.js?"); 1238 1239/***/ }), 1240
vendor: 969 bytes, lines 1241-1252
1241/***/ "./node_modules/underscore/modules/isBoolean.js": 1242/*!******************************************************!*\ 1243 !*** ./node_modules/underscore/modules/isBoolean.js ***! 1244 \******************************************************/ 1245/*! exports provided: default */ 1246/***/ (function(module, __webpack_exports__, __webpack_require__) { 1247 1248"use strict"; 1249eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return isBoolean; });\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n\n\n// Is a given value a boolean?\nfunction isBoolean(obj) {\n return obj === true || obj === false || _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"toString\"].call(obj) === '[object Boolean]';\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isBoolean.js?"); 1250 1251/***/ }), 1252
vendor: 1,793 bytes, lines 1253-1264
1253/***/ "./node_modules/underscore/modules/isDataView.js": 1254/*!*******************************************************!*\ 1255 !*** ./node_modules/underscore/modules/isDataView.js ***! 1256 \*******************************************************/ 1257/*! exports provided: default */ 1258/***/ (function(module, __webpack_exports__, __webpack_require__) { 1259 1260"use strict"; 1261eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n/* harmony import */ var _isFunction_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isFunction.js */ \"./node_modules/underscore/modules/isFunction.js\");\n/* harmony import */ var _isArrayBuffer_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./isArrayBuffer.js */ \"./node_modules/underscore/modules/isArrayBuffer.js\");\n/* harmony import */ var _stringTagBug_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./_stringTagBug.js */ \"./node_modules/underscore/modules/_stringTagBug.js\");\n\n\n\n\n\nvar isDataView = Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('DataView');\n\n// In IE 10 - Edge 13, we need a different heuristic\n// to determine whether an object is a `DataView`.\nfunction ie10IsDataView(obj) {\n return obj != null && Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj.getInt8) && Object(_isArrayBuffer_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj.buffer);\n}\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (_stringTagBug_js__WEBPACK_IMPORTED_MODULE_3__[\"hasStringTagBug\"] ? ie10IsDataView : isDataView);\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isDataView.js?"); 1262 1263/***/ }), 1264
vendor: 791 bytes, lines 1265-1276
1265/***/ "./node_modules/underscore/modules/isDate.js": 1266/*!***************************************************!*\ 1267 !*** ./node_modules/underscore/modules/isDate.js ***! 1268 \***************************************************/ 1269/*! exports provided: default */ 1270/***/ (function(module, __webpack_exports__, __webpack_require__) { 1271 1272"use strict"; 1273eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('Date'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isDate.js?"); 1274 1275/***/ }), 1276
vendor: 724 bytes, lines 1277-1288
1277/***/ "./node_modules/underscore/modules/isElement.js": 1278/*!******************************************************!*\ 1279 !*** ./node_modules/underscore/modules/isElement.js ***! 1280 \******************************************************/ 1281/*! exports provided: default */ 1282/***/ (function(module, __webpack_exports__, __webpack_require__) { 1283 1284"use strict"; 1285eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return isElement; });\n// Is a given value a DOM element?\nfunction isElement(obj) {\n return !!(obj && obj.nodeType === 1);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isElement.js?"); 1286 1287/***/ }), 1288
vendor: 2,203 bytes, lines 1289-1300
1289/***/ "./node_modules/underscore/modules/isEmpty.js": 1290/*!****************************************************!*\ 1291 !*** ./node_modules/underscore/modules/isEmpty.js ***! 1292 \****************************************************/ 1293/*! exports provided: default */ 1294/***/ (function(module, __webpack_exports__, __webpack_require__) { 1295 1296"use strict"; 1297eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return isEmpty; });\n/* harmony import */ var _getLength_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_getLength.js */ \"./node_modules/underscore/modules/_getLength.js\");\n/* harmony import */ var _isArray_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isArray.js */ \"./node_modules/underscore/modules/isArray.js\");\n/* harmony import */ var _isString_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./isString.js */ \"./node_modules/underscore/modules/isString.js\");\n/* harmony import */ var _isArguments_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./isArguments.js */ \"./node_modules/underscore/modules/isArguments.js\");\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n\n\n\n\n// Is a given array, string, or object empty?\n// An \"empty\" object has no enumerable own-properties.\nfunction isEmpty(obj) {\n if (obj == null) return true;\n // Skip the more expensive `toString`-based type checks if `obj` has no\n // `.length`.\n var length = Object(_getLength_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj);\n if (typeof length == 'number' && (\n Object(_isArray_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj) || Object(_isString_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj) || Object(_isArguments_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(obj)\n )) return length === 0;\n return Object(_getLength_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(Object(_keys_js__WEBPACK_IMPORTED_MODULE_4__[\"default\"])(obj)) === 0;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isEmpty.js?"); 1298 1299/***/ }), 1300
vendor: 8,457 bytes, lines 1301-1312
1301/***/ "./node_modules/underscore/modules/isEqual.js": 1302/*!****************************************************!*\ 1303 !*** ./node_modules/underscore/modules/isEqual.js ***! 1304 \****************************************************/ 1305/*! exports provided: default */ 1306/***/ (function(module, __webpack_exports__, __webpack_require__) { 1307 1308"use strict"; 1309eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return isEqual; });\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _getByteLength_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_getByteLength.js */ \"./node_modules/underscore/modules/_getByteLength.js\");\n/* harmony import */ var _isTypedArray_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./isTypedArray.js */ \"./node_modules/underscore/modules/isTypedArray.js\");\n/* harmony import */ var _isFunction_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./isFunction.js */ \"./node_modules/underscore/modules/isFunction.js\");\n/* harmony import */ var _stringTagBug_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(/*! ./_stringTagBug.js */ \"./node_modules/underscore/modules/_stringTagBug.js\");\n/* harmony import */ var _isDataView_js__WEBPACK_IMPORTED_MODULE_6__ = __webpack_require__(/*! ./isDataView.js */ \"./node_modules/underscore/modules/isDataView.js\");\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_7__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n/* harmony import */ var _has_js__WEBPACK_IMPORTED_MODULE_8__ = __webpack_require__(/*! ./_has.js */ \"./node_modules/underscore/modules/_has.js\");\n/* harmony import */ var _toBufferView_js__WEBPACK_IMPORTED_MODULE_9__ = __webpack_require__(/*! ./_toBufferView.js */ \"./node_modules/underscore/modules/_toBufferView.js\");\n\n\n\n\n\n\n\n\n\n\n\n// We use this string twice, so give it a name for minification.\nvar tagDataView = '[object DataView]';\n\n// Internal recursive comparison function for `_.isEqual`.\nfunction eq(a, b, aStack, bStack) {\n // Identical objects are equal. `0 === -0`, but they aren't identical.\n // See the [Harmony `egal` proposal](https://wiki.ecmascript.org/doku.php?id=harmony:egal).\n if (a === b) return a !== 0 || 1 / a === 1 / b;\n // `null` or `undefined` only equal to itself (strict comparison).\n if (a == null || b == null) return false;\n // `NaN`s are equivalent, but non-reflexive.\n if (a !== a) return b !== b;\n // Exhaust primitive checks\n var type = typeof a;\n if (type !== 'function' && type !== 'object' && typeof b != 'object') return false;\n return deepEq(a, b, aStack, bStack);\n}\n\n// Internal recursive comparison function for `_.isEqual`.\nfunction deepEq(a, b, aStack, bStack) {\n // Unwrap any wrapped objects.\n if (a instanceof _underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"]) a = a._wrapped;\n if (b instanceof _underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"]) b = b._wrapped;\n // Compare `[[Class]]` names.\n var className = _setup_js__WEBPACK_IMPORTED_MODULE_1__[\"toString\"].call(a);\n if (className !== _setup_js__WEBPACK_IMPORTED_MODULE_1__[\"toString\"].call(b)) return false;\n // Work around a bug in IE 10 - Edge 13.\n if (_stringTagBug_js__WEBPACK_IMPORTED_MODULE_5__[\"hasStringTagBug\"] && className == '[object Object]' && Object(_isDataView_js__WEBPACK_IMPORTED_MODULE_6__[\"default\"])(a)) {\n if (!Object(_isDataView_js__WEBPACK_IMPORTED_MODULE_6__[\"default\"])(b)) return false;\n className = tagDataView;\n }\n switch (className) {\n // These types are compared by value.\n case '[object RegExp]':\n // RegExps are coerced to strings for comparison (Note: '' + /a/i === '/a/i')\n case '[object String]':\n // Primitives and their corresponding object wrappers are equivalent; thus, `\"5\"` is\n // equivalent to `new String(\"5\")`.\n return '' + a === '' + b;\n case '[object Number]':\n // `NaN`s are equivalent, but non-reflexive.\n // Object(NaN) is equivalent to NaN.\n if (+a !== +a) return +b !== +b;\n // An `egal` comparison is performed for other numeric values.\n return +a === 0 ? 1 / +a === 1 / b : +a === +b;\n case '[object Date]':\n case '[object Boolean]':\n // Coerce dates and booleans to numeric primitive values. Dates are compared by their\n // millisecond representations. Note that invalid dates with millisecond representations\n // of `NaN` are not equivalent.\n return +a === +b;\n case '[object Symbol]':\n return _setup_js__WEBPACK_IMPORTED_MODULE_1__[\"SymbolProto\"].valueOf.call(a) === _setup_js__WEBPACK_IMPORTED_MODULE_1__[\"SymbolProto\"].valueOf.call(b);\n case '[object ArrayBuffer]':\n case tagDataView:\n // Coerce to typed array so we can fall through.\n return deepEq(Object(_toBufferView_js__WEBPACK_IMPORTED_MODULE_9__[\"default\"])(a), Object(_toBufferView_js__WEBPACK_IMPORTED_MODULE_9__[\"default\"])(b), aStack, bStack);\n }\n\n var areArrays = className === '[object Array]';\n if (!areArrays && Object(_isTypedArray_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(a)) {\n var byteLength = Object(_getByteLength_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(a);\n if (byteLength !== Object(_getByteLength_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(b)) return false;\n if (a.buffer === b.buffer && a.byteOffset === b.byteOffset) return true;\n areArrays = true;\n }\n if (!areArrays) {\n if (typeof a != 'object' || typeof b != 'object') return false;\n\n // Objects with different constructors are not equivalent, but `Object`s or `Array`s\n // from different frames are.\n var aCtor = a.constructor, bCtor = b.constructor;\n if (aCtor !== bCtor && !(Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_4__[\"default\"])(aCtor) && aCtor instanceof aCtor &&\n Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_4__[\"default\"])(bCtor) && bCtor instanceof bCtor)\n && ('constructor' in a && 'constructor' in b)) {\n return false;\n }\n }\n // Assume equality for cyclic structures. The algorithm for detecting cyclic\n // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`.\n\n // Initializing stack of traversed objects.\n // It's done here since we only need them for objects and arrays comparison.\n aStack = aStack || [];\n bStack = bStack || [];\n var length = aStack.length;\n while (length--) {\n // Linear search. Performance is inversely proportional to the number of\n // unique nested structures.\n if (aStack[length] === a) return bStack[length] === b;\n }\n\n // Add the first object to the stack of traversed objects.\n aStack.push(a);\n bStack.push(b);\n\n // Recursively compare objects and arrays.\n if (areArrays) {\n // Compare array lengths to determine if a deep comparison is necessary.\n length = a.length;\n if (length !== b.length) return false;\n // Deep compare the contents, ignoring non-numeric properties.\n while (length--) {\n if (!eq(a[length], b[length], aStack, bStack)) return false;\n }\n } else {\n // Deep compare objects.\n var _keys = Object(_keys_js__WEBPACK_IMPORTED_MODULE_7__[\"default\"])(a), key;\n length = _keys.length;\n // Ensure that both objects contain the same number of properties before comparing deep equality.\n if (Object(_keys_js__WEBPACK_IMPORTED_MODULE_7__[\"default\"])(b).length !== length) return false;\n while (length--) {\n // Deep compare each member\n key = _keys[length];\n if (!(Object(_has_js__WEBPACK_IMPORTED_MODULE_8__[\"default\"])(b, key) && eq(a[key], b[key], aStack, bStack))) return false;\n }\n }\n // Remove the first object from the stack of traversed objects.\n aStack.pop();\n bStack.pop();\n return true;\n}\n\n// Perform a deep comparison to check if two objects are equal.\nfunction isEqual(a, b) {\n return eq(a, b);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isEqual.js?"); 1310 1311/***/ }), 1312
vendor: 797 bytes, lines 1313-1324
1313/***/ "./node_modules/underscore/modules/isError.js": 1314/*!****************************************************!*\ 1315 !*** ./node_modules/underscore/modules/isError.js ***! 1316 \****************************************************/ 1317/*! exports provided: default */ 1318/***/ (function(module, __webpack_exports__, __webpack_require__) { 1319 1320"use strict"; 1321eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('Error'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isError.js?"); 1322 1323/***/ }), 1324
vendor: 1,181 bytes, lines 1325-1336
1325/***/ "./node_modules/underscore/modules/isFinite.js": 1326/*!*****************************************************!*\ 1327 !*** ./node_modules/underscore/modules/isFinite.js ***! 1328 \*****************************************************/ 1329/*! exports provided: default */ 1330/***/ (function(module, __webpack_exports__, __webpack_require__) { 1331 1332"use strict"; 1333eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return isFinite; });\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _isSymbol_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isSymbol.js */ \"./node_modules/underscore/modules/isSymbol.js\");\n\n\n\n// Is a given object a finite number?\nfunction isFinite(obj) {\n return !Object(_isSymbol_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj) && Object(_setup_js__WEBPACK_IMPORTED_MODULE_0__[\"_isFinite\"])(obj) && !isNaN(parseFloat(obj));\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isFinite.js?"); 1334 1335/***/ }), 1336
vendor: 1,465 bytes, lines 1337-1348
1337/***/ "./node_modules/underscore/modules/isFunction.js": 1338/*!*******************************************************!*\ 1339 !*** ./node_modules/underscore/modules/isFunction.js ***! 1340 \*******************************************************/ 1341/*! exports provided: default */ 1342/***/ (function(module, __webpack_exports__, __webpack_require__) { 1343 1344"use strict"; 1345eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n\n\n\nvar isFunction = Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('Function');\n\n// Optimize `isFunction` if appropriate. Work around some `typeof` bugs in old\n// v8, IE 11 (#1621), Safari 8 (#1929), and PhantomJS (#2236).\nvar nodelist = _setup_js__WEBPACK_IMPORTED_MODULE_1__[\"root\"].document && _setup_js__WEBPACK_IMPORTED_MODULE_1__[\"root\"].document.childNodes;\nif ( true && typeof Int8Array != 'object' && typeof nodelist != 'function') {\n isFunction = function(obj) {\n return typeof obj == 'function' || false;\n };\n}\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (isFunction);\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isFunction.js?"); 1346 1347/***/ }), 1348
vendor: 1,368 bytes, lines 1349-1360
1349/***/ "./node_modules/underscore/modules/isMap.js": 1350/*!**************************************************!*\ 1351 !*** ./node_modules/underscore/modules/isMap.js ***! 1352 \**************************************************/ 1353/*! exports provided: default */ 1354/***/ (function(module, __webpack_exports__, __webpack_require__) { 1355 1356"use strict"; 1357eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n/* harmony import */ var _stringTagBug_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_stringTagBug.js */ \"./node_modules/underscore/modules/_stringTagBug.js\");\n/* harmony import */ var _methodFingerprint_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_methodFingerprint.js */ \"./node_modules/underscore/modules/_methodFingerprint.js\");\n\n\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (_stringTagBug_js__WEBPACK_IMPORTED_MODULE_1__[\"isIE11\"] ? Object(_methodFingerprint_js__WEBPACK_IMPORTED_MODULE_2__[\"ie11fingerprint\"])(_methodFingerprint_js__WEBPACK_IMPORTED_MODULE_2__[\"mapMethods\"]) : Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('Map'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isMap.js?"); 1358 1359/***/ }), 1360
vendor: 1,188 bytes, lines 1361-1372
1361/***/ "./node_modules/underscore/modules/isMatch.js": 1362/*!****************************************************!*\ 1363 !*** ./node_modules/underscore/modules/isMatch.js ***! 1364 \****************************************************/ 1365/*! exports provided: default */ 1366/***/ (function(module, __webpack_exports__, __webpack_require__) { 1367 1368"use strict"; 1369eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return isMatch; });\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n// Returns whether an object has a given set of `key:value` pairs.\nfunction isMatch(object, attrs) {\n var _keys = Object(_keys_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(attrs), length = _keys.length;\n if (object == null) return !length;\n var obj = Object(object);\n for (var i = 0; i < length; i++) {\n var key = _keys[i];\n if (attrs[key] !== obj[key] || !(key in obj)) return false;\n }\n return true;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isMatch.js?"); 1370 1371/***/ }), 1372
vendor: 1,120 bytes, lines 1373-1384
1373/***/ "./node_modules/underscore/modules/isNaN.js": 1374/*!**************************************************!*\ 1375 !*** ./node_modules/underscore/modules/isNaN.js ***! 1376 \**************************************************/ 1377/*! exports provided: default */ 1378/***/ (function(module, __webpack_exports__, __webpack_require__) { 1379 1380"use strict"; 1381eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return isNaN; });\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _isNumber_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isNumber.js */ \"./node_modules/underscore/modules/isNumber.js\");\n\n\n\n// Is the given value `NaN`?\nfunction isNaN(obj) {\n return Object(_isNumber_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj) && Object(_setup_js__WEBPACK_IMPORTED_MODULE_0__[\"_isNaN\"])(obj);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isNaN.js?"); 1382 1383/***/ }), 1384
vendor: 686 bytes, lines 1385-1396
1385/***/ "./node_modules/underscore/modules/isNull.js": 1386/*!***************************************************!*\ 1387 !*** ./node_modules/underscore/modules/isNull.js ***! 1388 \***************************************************/ 1389/*! exports provided: default */ 1390/***/ (function(module, __webpack_exports__, __webpack_require__) { 1391 1392"use strict"; 1393eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return isNull; });\n// Is a given value equal to null?\nfunction isNull(obj) {\n return obj === null;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isNull.js?"); 1394 1395/***/ }), 1396
vendor: 803 bytes, lines 1397-1408
1397/***/ "./node_modules/underscore/modules/isNumber.js": 1398/*!*****************************************************!*\ 1399 !*** ./node_modules/underscore/modules/isNumber.js ***! 1400 \*****************************************************/ 1401/*! exports provided: default */ 1402/***/ (function(module, __webpack_exports__, __webpack_require__) { 1403 1404"use strict"; 1405eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('Number'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isNumber.js?"); 1406 1407/***/ }), 1408
vendor: 762 bytes, lines 1409-1420
1409/***/ "./node_modules/underscore/modules/isObject.js": 1410/*!*****************************************************!*\ 1411 !*** ./node_modules/underscore/modules/isObject.js ***! 1412 \*****************************************************/ 1413/*! exports provided: default */ 1414/***/ (function(module, __webpack_exports__, __webpack_require__) { 1415 1416"use strict"; 1417eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return isObject; });\n// Is a given variable an object?\nfunction isObject(obj) {\n var type = typeof obj;\n return type === 'function' || type === 'object' && !!obj;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isObject.js?"); 1418 1419/***/ }), 1420
vendor: 803 bytes, lines 1421-1432
1421/***/ "./node_modules/underscore/modules/isRegExp.js": 1422/*!*****************************************************!*\ 1423 !*** ./node_modules/underscore/modules/isRegExp.js ***! 1424 \*****************************************************/ 1425/*! exports provided: default */ 1426/***/ (function(module, __webpack_exports__, __webpack_require__) { 1427 1428"use strict"; 1429eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('RegExp'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isRegExp.js?"); 1430 1431/***/ }), 1432
vendor: 1,368 bytes, lines 1433-1444
1433/***/ "./node_modules/underscore/modules/isSet.js": 1434/*!**************************************************!*\ 1435 !*** ./node_modules/underscore/modules/isSet.js ***! 1436 \**************************************************/ 1437/*! exports provided: default */ 1438/***/ (function(module, __webpack_exports__, __webpack_require__) { 1439 1440"use strict"; 1441eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n/* harmony import */ var _stringTagBug_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_stringTagBug.js */ \"./node_modules/underscore/modules/_stringTagBug.js\");\n/* harmony import */ var _methodFingerprint_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_methodFingerprint.js */ \"./node_modules/underscore/modules/_methodFingerprint.js\");\n\n\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (_stringTagBug_js__WEBPACK_IMPORTED_MODULE_1__[\"isIE11\"] ? Object(_methodFingerprint_js__WEBPACK_IMPORTED_MODULE_2__[\"ie11fingerprint\"])(_methodFingerprint_js__WEBPACK_IMPORTED_MODULE_2__[\"setMethods\"]) : Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('Set'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isSet.js?"); 1442 1443/***/ }), 1444
vendor: 803 bytes, lines 1445-1456
1445/***/ "./node_modules/underscore/modules/isString.js": 1446/*!*****************************************************!*\ 1447 !*** ./node_modules/underscore/modules/isString.js ***! 1448 \*****************************************************/ 1449/*! exports provided: default */ 1450/***/ (function(module, __webpack_exports__, __webpack_require__) { 1451 1452"use strict"; 1453eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('String'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isString.js?"); 1454 1455/***/ }), 1456
vendor: 803 bytes, lines 1457-1468
1457/***/ "./node_modules/underscore/modules/isSymbol.js": 1458/*!*****************************************************!*\ 1459 !*** ./node_modules/underscore/modules/isSymbol.js ***! 1460 \*****************************************************/ 1461/*! exports provided: default */ 1462/***/ (function(module, __webpack_exports__, __webpack_require__) { 1463 1464"use strict"; 1465eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('Symbol'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isSymbol.js?"); 1466 1467/***/ }), 1468
vendor: 2,116 bytes, lines 1469-1480
1469/***/ "./node_modules/underscore/modules/isTypedArray.js": 1470/*!*********************************************************!*\ 1471 !*** ./node_modules/underscore/modules/isTypedArray.js ***! 1472 \*********************************************************/ 1473/*! exports provided: default */ 1474/***/ (function(module, __webpack_exports__, __webpack_require__) { 1475 1476"use strict"; 1477eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _isDataView_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isDataView.js */ \"./node_modules/underscore/modules/isDataView.js\");\n/* harmony import */ var _constant_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./constant.js */ \"./node_modules/underscore/modules/constant.js\");\n/* harmony import */ var _isBufferLike_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./_isBufferLike.js */ \"./node_modules/underscore/modules/_isBufferLike.js\");\n\n\n\n\n\n// Is a given value a typed array?\nvar typedArrayPattern = /\\[object ((I|Ui)nt(8|16|32)|Float(32|64)|Uint8Clamped|Big(I|Ui)nt64)Array\\]/;\nfunction isTypedArray(obj) {\n // `ArrayBuffer.isView` is the most future-proof, so use it when available.\n // Otherwise, fall back on the above regular expression.\n return _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"nativeIsView\"] ? (Object(_setup_js__WEBPACK_IMPORTED_MODULE_0__[\"nativeIsView\"])(obj) && !Object(_isDataView_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj)) :\n Object(_isBufferLike_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(obj) && typedArrayPattern.test(_setup_js__WEBPACK_IMPORTED_MODULE_0__[\"toString\"].call(obj));\n}\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (_setup_js__WEBPACK_IMPORTED_MODULE_0__[\"supportsArrayBuffer\"] ? isTypedArray : Object(_constant_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(false));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isTypedArray.js?"); 1478 1479/***/ }), 1480
vendor: 722 bytes, lines 1481-1492
1481/***/ "./node_modules/underscore/modules/isUndefined.js": 1482/*!********************************************************!*\ 1483 !*** ./node_modules/underscore/modules/isUndefined.js ***! 1484 \********************************************************/ 1485/*! exports provided: default */ 1486/***/ (function(module, __webpack_exports__, __webpack_require__) { 1487 1488"use strict"; 1489eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return isUndefined; });\n// Is a given variable undefined?\nfunction isUndefined(obj) {\n return obj === void 0;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isUndefined.js?"); 1490 1491/***/ }), 1492
vendor: 1,396 bytes, lines 1493-1504
1493/***/ "./node_modules/underscore/modules/isWeakMap.js": 1494/*!******************************************************!*\ 1495 !*** ./node_modules/underscore/modules/isWeakMap.js ***! 1496 \******************************************************/ 1497/*! exports provided: default */ 1498/***/ (function(module, __webpack_exports__, __webpack_require__) { 1499 1500"use strict"; 1501eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n/* harmony import */ var _stringTagBug_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_stringTagBug.js */ \"./node_modules/underscore/modules/_stringTagBug.js\");\n/* harmony import */ var _methodFingerprint_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_methodFingerprint.js */ \"./node_modules/underscore/modules/_methodFingerprint.js\");\n\n\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (_stringTagBug_js__WEBPACK_IMPORTED_MODULE_1__[\"isIE11\"] ? Object(_methodFingerprint_js__WEBPACK_IMPORTED_MODULE_2__[\"ie11fingerprint\"])(_methodFingerprint_js__WEBPACK_IMPORTED_MODULE_2__[\"weakMapMethods\"]) : Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('WeakMap'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isWeakMap.js?"); 1502 1503/***/ }), 1504
vendor: 809 bytes, lines 1505-1516
1505/***/ "./node_modules/underscore/modules/isWeakSet.js": 1506/*!******************************************************!*\ 1507 !*** ./node_modules/underscore/modules/isWeakSet.js ***! 1508 \******************************************************/ 1509/*! exports provided: default */ 1510/***/ (function(module, __webpack_exports__, __webpack_require__) { 1511 1512"use strict"; 1513eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _tagTester_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_tagTester.js */ \"./node_modules/underscore/modules/_tagTester.js\");\n\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_tagTester_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])('WeakSet'));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/isWeakSet.js?"); 1514 1515/***/ }), 1516
vendor: 1,399 bytes, lines 1517-1528
1517/***/ "./node_modules/underscore/modules/iteratee.js": 1518/*!*****************************************************!*\ 1519 !*** ./node_modules/underscore/modules/iteratee.js ***! 1520 \*****************************************************/ 1521/*! exports provided: default */ 1522/***/ (function(module, __webpack_exports__, __webpack_require__) { 1523 1524"use strict"; 1525eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return iteratee; });\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n/* harmony import */ var _baseIteratee_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_baseIteratee.js */ \"./node_modules/underscore/modules/_baseIteratee.js\");\n\n\n\n// External wrapper for our callback generator. Users may customize\n// `_.iteratee` if they want additional predicate/iteratee shorthand styles.\n// This abstraction hides the internal-only `argCount` argument.\nfunction iteratee(value, context) {\n return Object(_baseIteratee_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(value, context, Infinity);\n}\n_underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"].iteratee = iteratee;\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/iteratee.js?"); 1526 1527/***/ }), 1528
vendor: 1,944 bytes, lines 1529-1540
1529/***/ "./node_modules/underscore/modules/keys.js": 1530/*!*************************************************!*\ 1531 !*** ./node_modules/underscore/modules/keys.js ***! 1532 \*************************************************/ 1533/*! exports provided: default */ 1534/***/ (function(module, __webpack_exports__, __webpack_require__) { 1535 1536"use strict"; 1537eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return keys; });\n/* harmony import */ var _isObject_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./isObject.js */ \"./node_modules/underscore/modules/isObject.js\");\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _has_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_has.js */ \"./node_modules/underscore/modules/_has.js\");\n/* harmony import */ var _collectNonEnumProps_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./_collectNonEnumProps.js */ \"./node_modules/underscore/modules/_collectNonEnumProps.js\");\n\n\n\n\n\n// Retrieve the names of an object's own properties.\n// Delegates to **ECMAScript 5**'s native `Object.keys`.\nfunction keys(obj) {\n if (!Object(_isObject_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj)) return [];\n if (_setup_js__WEBPACK_IMPORTED_MODULE_1__[\"nativeKeys\"]) return Object(_setup_js__WEBPACK_IMPORTED_MODULE_1__[\"nativeKeys\"])(obj);\n var keys = [];\n for (var key in obj) if (Object(_has_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj, key)) keys.push(key);\n // Ahem, IE < 9.\n if (_setup_js__WEBPACK_IMPORTED_MODULE_1__[\"hasEnumBug\"]) Object(_collectNonEnumProps_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(obj, keys);\n return keys;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/keys.js?"); 1538 1539/***/ }), 1540
vendor: 1,129 bytes, lines 1541-1552
1541/***/ "./node_modules/underscore/modules/last.js": 1542/*!*************************************************!*\ 1543 !*** ./node_modules/underscore/modules/last.js ***! 1544 \*************************************************/ 1545/*! exports provided: default */ 1546/***/ (function(module, __webpack_exports__, __webpack_require__) { 1547 1548"use strict"; 1549eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return last; });\n/* harmony import */ var _rest_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./rest.js */ \"./node_modules/underscore/modules/rest.js\");\n\n\n// Get the last element of an array. Passing **n** will return the last N\n// values in the array.\nfunction last(array, n, guard) {\n if (array == null || array.length < 1) return n == null || guard ? void 0 : [];\n if (n == null || guard) return array[array.length - 1];\n return Object(_rest_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(array, Math.max(0, array.length - n));\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/last.js?"); 1550 1551/***/ }), 1552
vendor: 1,208 bytes, lines 1553-1564
1553/***/ "./node_modules/underscore/modules/lastIndexOf.js": 1554/*!********************************************************!*\ 1555 !*** ./node_modules/underscore/modules/lastIndexOf.js ***! 1556 \********************************************************/ 1557/*! exports provided: default */ 1558/***/ (function(module, __webpack_exports__, __webpack_require__) { 1559 1560"use strict"; 1561eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _findLastIndex_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./findLastIndex.js */ \"./node_modules/underscore/modules/findLastIndex.js\");\n/* harmony import */ var _createIndexFinder_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_createIndexFinder.js */ \"./node_modules/underscore/modules/_createIndexFinder.js\");\n\n\n\n// Return the position of the last occurrence of an item in an array,\n// or -1 if the item is not included in the array.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createIndexFinder_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(-1, _findLastIndex_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"]));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/lastIndexOf.js?"); 1562 1563/***/ }), 1564
vendor: 1,678 bytes, lines 1565-1576
1565/***/ "./node_modules/underscore/modules/map.js": 1566/*!************************************************!*\ 1567 !*** ./node_modules/underscore/modules/map.js ***! 1568 \************************************************/ 1569/*! exports provided: default */ 1570/***/ (function(module, __webpack_exports__, __webpack_require__) { 1571 1572"use strict"; 1573eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return map; });\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n\n\n// Return the results of applying the iteratee to each element.\nfunction map(obj, iteratee, context) {\n iteratee = Object(_cb_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(iteratee, context);\n var _keys = !Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj) && Object(_keys_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj),\n length = (_keys || obj).length,\n results = Array(length);\n for (var index = 0; index < length; index++) {\n var currentKey = _keys ? _keys[index] : index;\n results[index] = iteratee(obj[currentKey], currentKey, obj);\n }\n return results;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/map.js?"); 1574 1575/***/ }), 1576
vendor: 1,499 bytes, lines 1577-1588
1577/***/ "./node_modules/underscore/modules/mapObject.js": 1578/*!******************************************************!*\ 1579 !*** ./node_modules/underscore/modules/mapObject.js ***! 1580 \******************************************************/ 1581/*! exports provided: default */ 1582/***/ (function(module, __webpack_exports__, __webpack_require__) { 1583 1584"use strict"; 1585eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return mapObject; });\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n\n// Returns the results of applying the `iteratee` to each element of `obj`.\n// In contrast to `_.map` it returns an object.\nfunction mapObject(obj, iteratee, context) {\n iteratee = Object(_cb_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(iteratee, context);\n var _keys = Object(_keys_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj),\n length = _keys.length,\n results = {};\n for (var index = 0; index < length; index++) {\n var currentKey = _keys[index];\n results[currentKey] = iteratee(obj[currentKey], currentKey, obj);\n }\n return results;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/mapObject.js?"); 1586 1587/***/ }), 1588
vendor: 1,270 bytes, lines 1589-1600
1589/***/ "./node_modules/underscore/modules/matcher.js": 1590/*!****************************************************!*\ 1591 !*** ./node_modules/underscore/modules/matcher.js ***! 1592 \****************************************************/ 1593/*! exports provided: default */ 1594/***/ (function(module, __webpack_exports__, __webpack_require__) { 1595 1596"use strict"; 1597eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return matcher; });\n/* harmony import */ var _extendOwn_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./extendOwn.js */ \"./node_modules/underscore/modules/extendOwn.js\");\n/* harmony import */ var _isMatch_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isMatch.js */ \"./node_modules/underscore/modules/isMatch.js\");\n\n\n\n// Returns a predicate for checking whether an object has a given set of\n// `key:value` pairs.\nfunction matcher(attrs) {\n attrs = Object(_extendOwn_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])({}, attrs);\n return function(obj) {\n return Object(_isMatch_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj, attrs);\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/matcher.js?"); 1598 1599/***/ }), 1600
vendor: 2,262 bytes, lines 1601-1612
1601/***/ "./node_modules/underscore/modules/max.js": 1602/*!************************************************!*\ 1603 !*** ./node_modules/underscore/modules/max.js ***! 1604 \************************************************/ 1605/*! exports provided: default */ 1606/***/ (function(module, __webpack_exports__, __webpack_require__) { 1607 1608"use strict"; 1609eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return max; });\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _values_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./values.js */ \"./node_modules/underscore/modules/values.js\");\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _each_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./each.js */ \"./node_modules/underscore/modules/each.js\");\n\n\n\n\n\n// Return the maximum element (or element-based computation).\nfunction max(obj, iteratee, context) {\n var result = -Infinity, lastComputed = -Infinity,\n value, computed;\n if (iteratee == null || typeof iteratee == 'number' && typeof obj[0] != 'object' && obj != null) {\n obj = Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj) ? obj : Object(_values_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj);\n for (var i = 0, length = obj.length; i < length; i++) {\n value = obj[i];\n if (value != null && value > result) {\n result = value;\n }\n }\n } else {\n iteratee = Object(_cb_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(iteratee, context);\n Object(_each_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(obj, function(v, index, list) {\n computed = iteratee(v, index, list);\n if (computed > lastComputed || computed === -Infinity && result === -Infinity) {\n result = v;\n lastComputed = computed;\n }\n });\n }\n return result;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/max.js?"); 1610 1611/***/ }), 1612
vendor: 1,198 bytes, lines 1613-1624
1613/***/ "./node_modules/underscore/modules/memoize.js": 1614/*!****************************************************!*\ 1615 !*** ./node_modules/underscore/modules/memoize.js ***! 1616 \****************************************************/ 1617/*! exports provided: default */ 1618/***/ (function(module, __webpack_exports__, __webpack_require__) { 1619 1620"use strict"; 1621eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return memoize; });\n/* harmony import */ var _has_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_has.js */ \"./node_modules/underscore/modules/_has.js\");\n\n\n// Memoize an expensive function by storing its results.\nfunction memoize(func, hasher) {\n var memoize = function(key) {\n var cache = memoize.cache;\n var address = '' + (hasher ? hasher.apply(this, arguments) : key);\n if (!Object(_has_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(cache, address)) cache[address] = func.apply(this, arguments);\n return cache[address];\n };\n memoize.cache = {};\n return memoize;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/memoize.js?"); 1622 1623/***/ }), 1624
vendor: 2,258 bytes, lines 1625-1636
1625/***/ "./node_modules/underscore/modules/min.js": 1626/*!************************************************!*\ 1627 !*** ./node_modules/underscore/modules/min.js ***! 1628 \************************************************/ 1629/*! exports provided: default */ 1630/***/ (function(module, __webpack_exports__, __webpack_require__) { 1631 1632"use strict"; 1633eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return min; });\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _values_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./values.js */ \"./node_modules/underscore/modules/values.js\");\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _each_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./each.js */ \"./node_modules/underscore/modules/each.js\");\n\n\n\n\n\n// Return the minimum element (or element-based computation).\nfunction min(obj, iteratee, context) {\n var result = Infinity, lastComputed = Infinity,\n value, computed;\n if (iteratee == null || typeof iteratee == 'number' && typeof obj[0] != 'object' && obj != null) {\n obj = Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj) ? obj : Object(_values_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj);\n for (var i = 0, length = obj.length; i < length; i++) {\n value = obj[i];\n if (value != null && value < result) {\n result = value;\n }\n }\n } else {\n iteratee = Object(_cb_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(iteratee, context);\n Object(_each_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(obj, function(v, index, list) {\n computed = iteratee(v, index, list);\n if (computed < lastComputed || computed === Infinity && result === Infinity) {\n result = v;\n lastComputed = computed;\n }\n });\n }\n return result;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/min.js?"); 1634 1635/***/ }), 1636
vendor: 2,202 bytes, lines 1637-1648
1637/***/ "./node_modules/underscore/modules/mixin.js": 1638/*!**************************************************!*\ 1639 !*** ./node_modules/underscore/modules/mixin.js ***! 1640 \**************************************************/ 1641/*! exports provided: default */ 1642/***/ (function(module, __webpack_exports__, __webpack_require__) { 1643 1644"use strict"; 1645eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return mixin; });\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n/* harmony import */ var _each_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./each.js */ \"./node_modules/underscore/modules/each.js\");\n/* harmony import */ var _functions_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./functions.js */ \"./node_modules/underscore/modules/functions.js\");\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _chainResult_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./_chainResult.js */ \"./node_modules/underscore/modules/_chainResult.js\");\n\n\n\n\n\n\n// Add your own custom functions to the Underscore object.\nfunction mixin(obj) {\n Object(_each_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(Object(_functions_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj), function(name) {\n var func = _underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"][name] = obj[name];\n _underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"].prototype[name] = function() {\n var args = [this._wrapped];\n _setup_js__WEBPACK_IMPORTED_MODULE_3__[\"push\"].apply(args, arguments);\n return Object(_chainResult_js__WEBPACK_IMPORTED_MODULE_4__[\"default\"])(this, func.apply(_underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"], args));\n };\n });\n return _underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"];\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/mixin.js?"); 1646 1647/***/ }), 1648
vendor: 766 bytes, lines 1649-1660
1649/***/ "./node_modules/underscore/modules/negate.js": 1650/*!***************************************************!*\ 1651 !*** ./node_modules/underscore/modules/negate.js ***! 1652 \***************************************************/ 1653/*! exports provided: default */ 1654/***/ (function(module, __webpack_exports__, __webpack_require__) { 1655 1656"use strict"; 1657eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return negate; });\n// Returns a negated version of the passed-in predicate.\nfunction negate(predicate) {\n return function() {\n return !predicate.apply(this, arguments);\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/negate.js?"); 1658 1659/***/ }), 1660
vendor: 677 bytes, lines 1661-1672
1661/***/ "./node_modules/underscore/modules/noop.js": 1662/*!*************************************************!*\ 1663 !*** ./node_modules/underscore/modules/noop.js ***! 1664 \*************************************************/ 1665/*! exports provided: default */ 1666/***/ (function(module, __webpack_exports__, __webpack_require__) { 1667 1668"use strict"; 1669eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return noop; });\n// Predicate-generating function. Often useful outside of Underscore.\nfunction noop(){}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/noop.js?"); 1670 1671/***/ }), 1672
vendor: 664 bytes, lines 1673-1684
1673/***/ "./node_modules/underscore/modules/now.js": 1674/*!************************************************!*\ 1675 !*** ./node_modules/underscore/modules/now.js ***! 1676 \************************************************/ 1677/*! exports provided: default */ 1678/***/ (function(module, __webpack_exports__, __webpack_require__) { 1679 1680"use strict"; 1681eval("__webpack_require__.r(__webpack_exports__);\n// A (possibly faster) way to get the current timestamp as an integer.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Date.now || function() {\n return new Date().getTime();\n});\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/now.js?"); 1682 1683/***/ }), 1684
vendor: 1,318 bytes, lines 1685-1696
1685/***/ "./node_modules/underscore/modules/object.js": 1686/*!***************************************************!*\ 1687 !*** ./node_modules/underscore/modules/object.js ***! 1688 \***************************************************/ 1689/*! exports provided: default */ 1690/***/ (function(module, __webpack_exports__, __webpack_require__) { 1691 1692"use strict"; 1693eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return object; });\n/* harmony import */ var _getLength_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_getLength.js */ \"./node_modules/underscore/modules/_getLength.js\");\n\n\n// Converts lists into objects. Pass either a single array of `[key, value]`\n// pairs, or two parallel arrays of the same length -- one of keys, and one of\n// the corresponding values. Passing by pairs is the reverse of `_.pairs`.\nfunction object(list, values) {\n var result = {};\n for (var i = 0, length = Object(_getLength_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(list); i < length; i++) {\n if (values) {\n result[list[i]] = values[i];\n } else {\n result[list[i][0]] = list[i][1];\n }\n }\n return result;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/object.js?"); 1694 1695/***/ }), 1696
vendor: 2,506 bytes, lines 1697-1708
1697/***/ "./node_modules/underscore/modules/omit.js": 1698/*!*************************************************!*\ 1699 !*** ./node_modules/underscore/modules/omit.js ***! 1700 \*************************************************/ 1701/*! exports provided: default */ 1702/***/ (function(module, __webpack_exports__, __webpack_require__) { 1703 1704"use strict"; 1705eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n/* harmony import */ var _isFunction_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isFunction.js */ \"./node_modules/underscore/modules/isFunction.js\");\n/* harmony import */ var _negate_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./negate.js */ \"./node_modules/underscore/modules/negate.js\");\n/* harmony import */ var _map_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./map.js */ \"./node_modules/underscore/modules/map.js\");\n/* harmony import */ var _flatten_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./_flatten.js */ \"./node_modules/underscore/modules/_flatten.js\");\n/* harmony import */ var _contains_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(/*! ./contains.js */ \"./node_modules/underscore/modules/contains.js\");\n/* harmony import */ var _pick_js__WEBPACK_IMPORTED_MODULE_6__ = __webpack_require__(/*! ./pick.js */ \"./node_modules/underscore/modules/pick.js\");\n\n\n\n\n\n\n\n\n// Return a copy of the object without the disallowed properties.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(obj, keys) {\n var iteratee = keys[0], context;\n if (Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(iteratee)) {\n iteratee = Object(_negate_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(iteratee);\n if (keys.length > 1) context = keys[1];\n } else {\n keys = Object(_map_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(Object(_flatten_js__WEBPACK_IMPORTED_MODULE_4__[\"default\"])(keys, false, false), String);\n iteratee = function(value, key) {\n return !Object(_contains_js__WEBPACK_IMPORTED_MODULE_5__[\"default\"])(keys, key);\n };\n }\n return Object(_pick_js__WEBPACK_IMPORTED_MODULE_6__[\"default\"])(obj, iteratee, context);\n}));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/omit.js?"); 1706 1707/***/ }), 1708
vendor: 1,111 bytes, lines 1709-1720
1709/***/ "./node_modules/underscore/modules/once.js": 1710/*!*************************************************!*\ 1711 !*** ./node_modules/underscore/modules/once.js ***! 1712 \*************************************************/ 1713/*! exports provided: default */ 1714/***/ (function(module, __webpack_exports__, __webpack_require__) { 1715 1716"use strict"; 1717eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _partial_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./partial.js */ \"./node_modules/underscore/modules/partial.js\");\n/* harmony import */ var _before_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./before.js */ \"./node_modules/underscore/modules/before.js\");\n\n\n\n// Returns a function that will be executed at most one time, no matter how\n// often you call it. Useful for lazy initialization.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_partial_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_before_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"], 2));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/once.js?"); 1718 1719/***/ }), 1720
vendor: 1,126 bytes, lines 1721-1732
1721/***/ "./node_modules/underscore/modules/pairs.js": 1722/*!**************************************************!*\ 1723 !*** ./node_modules/underscore/modules/pairs.js ***! 1724 \**************************************************/ 1725/*! exports provided: default */ 1726/***/ (function(module, __webpack_exports__, __webpack_require__) { 1727 1728"use strict"; 1729eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return pairs; });\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n// Convert an object into a list of `[key, value]` pairs.\n// The opposite of `_.object` with one argument.\nfunction pairs(obj) {\n var _keys = Object(_keys_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj);\n var length = _keys.length;\n var pairs = Array(length);\n for (var i = 0; i < length; i++) {\n pairs[i] = [_keys[i], obj[_keys[i]]];\n }\n return pairs;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/pairs.js?"); 1730 1731/***/ }), 1732
vendor: 2,098 bytes, lines 1733-1744
1733/***/ "./node_modules/underscore/modules/partial.js": 1734/*!****************************************************!*\ 1735 !*** ./node_modules/underscore/modules/partial.js ***! 1736 \****************************************************/ 1737/*! exports provided: default */ 1738/***/ (function(module, __webpack_exports__, __webpack_require__) { 1739 1740"use strict"; 1741eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n/* harmony import */ var _executeBound_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_executeBound.js */ \"./node_modules/underscore/modules/_executeBound.js\");\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n\n\n\n\n// Partially apply a function by creating a version that has had some of its\n// arguments pre-filled, without changing its dynamic `this` context. `_` acts\n// as a placeholder by default, allowing any combination of arguments to be\n// pre-filled. Set `_.partial.placeholder` for a custom placeholder argument.\nvar partial = Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(func, boundArgs) {\n var placeholder = partial.placeholder;\n var bound = function() {\n var position = 0, length = boundArgs.length;\n var args = Array(length);\n for (var i = 0; i < length; i++) {\n args[i] = boundArgs[i] === placeholder ? arguments[position++] : boundArgs[i];\n }\n while (position < arguments.length) args.push(arguments[position++]);\n return Object(_executeBound_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(func, bound, this, this, args);\n };\n return bound;\n});\n\npartial.placeholder = _underscore_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"];\n/* harmony default export */ __webpack_exports__[\"default\"] = (partial);\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/partial.js?"); 1742 1743/***/ }), 1744
vendor: 1,010 bytes, lines 1745-1756
1745/***/ "./node_modules/underscore/modules/partition.js": 1746/*!******************************************************!*\ 1747 !*** ./node_modules/underscore/modules/partition.js ***! 1748 \******************************************************/ 1749/*! exports provided: default */ 1750/***/ (function(module, __webpack_exports__, __webpack_require__) { 1751 1752"use strict"; 1753eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _group_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_group.js */ \"./node_modules/underscore/modules/_group.js\");\n\n\n// Split a collection into two arrays: one whose elements all pass the given\n// truth test, and one whose elements all do not pass the truth test.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_group_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(result, value, pass) {\n result[pass ? 0 : 1].push(value);\n}, true));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/partition.js?"); 1754 1755/***/ }), 1756
vendor: 2,483 bytes, lines 1757-1768
1757/***/ "./node_modules/underscore/modules/pick.js": 1758/*!*************************************************!*\ 1759 !*** ./node_modules/underscore/modules/pick.js ***! 1760 \*************************************************/ 1761/*! exports provided: default */ 1762/***/ (function(module, __webpack_exports__, __webpack_require__) { 1763 1764"use strict"; 1765eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n/* harmony import */ var _isFunction_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isFunction.js */ \"./node_modules/underscore/modules/isFunction.js\");\n/* harmony import */ var _optimizeCb_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_optimizeCb.js */ \"./node_modules/underscore/modules/_optimizeCb.js\");\n/* harmony import */ var _allKeys_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./allKeys.js */ \"./node_modules/underscore/modules/allKeys.js\");\n/* harmony import */ var _keyInObj_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./_keyInObj.js */ \"./node_modules/underscore/modules/_keyInObj.js\");\n/* harmony import */ var _flatten_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(/*! ./_flatten.js */ \"./node_modules/underscore/modules/_flatten.js\");\n\n\n\n\n\n\n\n// Return a copy of the object only containing the allowed properties.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(obj, keys) {\n var result = {}, iteratee = keys[0];\n if (obj == null) return result;\n if (Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(iteratee)) {\n if (keys.length > 1) iteratee = Object(_optimizeCb_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(iteratee, keys[1]);\n keys = Object(_allKeys_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(obj);\n } else {\n iteratee = _keyInObj_js__WEBPACK_IMPORTED_MODULE_4__[\"default\"];\n keys = Object(_flatten_js__WEBPACK_IMPORTED_MODULE_5__[\"default\"])(keys, false, false);\n obj = Object(obj);\n }\n for (var i = 0, length = keys.length; i < length; i++) {\n var key = keys[i];\n var value = obj[key];\n if (iteratee(value, key, obj)) result[key] = value;\n }\n return result;\n}));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/pick.js?"); 1766 1767/***/ }), 1768
vendor: 1,162 bytes, lines 1769-1780
1769/***/ "./node_modules/underscore/modules/pluck.js": 1770/*!**************************************************!*\ 1771 !*** ./node_modules/underscore/modules/pluck.js ***! 1772 \**************************************************/ 1773/*! exports provided: default */ 1774/***/ (function(module, __webpack_exports__, __webpack_require__) { 1775 1776"use strict"; 1777eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return pluck; });\n/* harmony import */ var _map_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./map.js */ \"./node_modules/underscore/modules/map.js\");\n/* harmony import */ var _property_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./property.js */ \"./node_modules/underscore/modules/property.js\");\n\n\n\n// Convenience version of a common use case of `_.map`: fetching a property.\nfunction pluck(obj, key) {\n return Object(_map_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj, Object(_property_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(key));\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/pluck.js?"); 1778 1779/***/ }), 1780
vendor: 1,326 bytes, lines 1781-1792
1781/***/ "./node_modules/underscore/modules/property.js": 1782/*!*****************************************************!*\ 1783 !*** ./node_modules/underscore/modules/property.js ***! 1784 \*****************************************************/ 1785/*! exports provided: default */ 1786/***/ (function(module, __webpack_exports__, __webpack_require__) { 1787 1788"use strict"; 1789eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return property; });\n/* harmony import */ var _deepGet_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_deepGet.js */ \"./node_modules/underscore/modules/_deepGet.js\");\n/* harmony import */ var _toPath_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_toPath.js */ \"./node_modules/underscore/modules/_toPath.js\");\n\n\n\n// Creates a function that, when passed an object, will traverse that objectâs\n// properties down the given `path`, specified as an array of keys or indices.\nfunction property(path) {\n path = Object(_toPath_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(path);\n return function(obj) {\n return Object(_deepGet_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj, path);\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/property.js?"); 1790 1791/***/ }), 1792
vendor: 1,228 bytes, lines 1793-1804
1793/***/ "./node_modules/underscore/modules/propertyOf.js": 1794/*!*******************************************************!*\ 1795 !*** ./node_modules/underscore/modules/propertyOf.js ***! 1796 \*******************************************************/ 1797/*! exports provided: default */ 1798/***/ (function(module, __webpack_exports__, __webpack_require__) { 1799 1800"use strict"; 1801eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return propertyOf; });\n/* harmony import */ var _noop_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./noop.js */ \"./node_modules/underscore/modules/noop.js\");\n/* harmony import */ var _get_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./get.js */ \"./node_modules/underscore/modules/get.js\");\n\n\n\n// Generates a function for a given object that returns a given property.\nfunction propertyOf(obj) {\n if (obj == null) return _noop_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"];\n return function(path) {\n return Object(_get_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj, path);\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/propertyOf.js?"); 1802 1803/***/ }), 1804
vendor: 814 bytes, lines 1805-1816
1805/***/ "./node_modules/underscore/modules/random.js": 1806/*!***************************************************!*\ 1807 !*** ./node_modules/underscore/modules/random.js ***! 1808 \***************************************************/ 1809/*! exports provided: default */ 1810/***/ (function(module, __webpack_exports__, __webpack_require__) { 1811 1812"use strict"; 1813eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return random; });\n// Return a random integer between `min` and `max` (inclusive).\nfunction random(min, max) {\n if (max == null) {\n max = min;\n min = 0;\n }\n return min + Math.floor(Math.random() * (max - min + 1));\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/random.js?"); 1814 1815/***/ }), 1816
vendor: 1,172 bytes, lines 1817-1828
1817/***/ "./node_modules/underscore/modules/range.js": 1818/*!**************************************************!*\ 1819 !*** ./node_modules/underscore/modules/range.js ***! 1820 \**************************************************/ 1821/*! exports provided: default */ 1822/***/ (function(module, __webpack_exports__, __webpack_require__) { 1823 1824"use strict"; 1825eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return range; });\n// Generate an integer Array containing an arithmetic progression. A port of\n// the native Python `range()` function. See\n// [the Python documentation](https://docs.python.org/library/functions.html#range).\nfunction range(start, stop, step) {\n if (stop == null) {\n stop = start || 0;\n start = 0;\n }\n if (!step) {\n step = stop < start ? -1 : 1;\n }\n\n var length = Math.max(Math.ceil((stop - start) / step), 0);\n var range = Array(length);\n\n for (var idx = 0; idx < length; idx++, start += step) {\n range[idx] = start;\n }\n\n return range;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/range.js?"); 1826 1827/***/ }), 1828
vendor: 892 bytes, lines 1829-1840
1829/***/ "./node_modules/underscore/modules/reduce.js": 1830/*!***************************************************!*\ 1831 !*** ./node_modules/underscore/modules/reduce.js ***! 1832 \***************************************************/ 1833/*! exports provided: default */ 1834/***/ (function(module, __webpack_exports__, __webpack_require__) { 1835 1836"use strict"; 1837eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _createReduce_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_createReduce.js */ \"./node_modules/underscore/modules/_createReduce.js\");\n\n\n// **Reduce** builds up a single result from a list of values, aka `inject`,\n// or `foldl`.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createReduce_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(1));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/reduce.js?"); 1838 1839/***/ }), 1840
vendor: 892 bytes, lines 1841-1852
1841/***/ "./node_modules/underscore/modules/reduceRight.js": 1842/*!********************************************************!*\ 1843 !*** ./node_modules/underscore/modules/reduceRight.js ***! 1844 \********************************************************/ 1845/*! exports provided: default */ 1846/***/ (function(module, __webpack_exports__, __webpack_require__) { 1847 1848"use strict"; 1849eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _createReduce_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_createReduce.js */ \"./node_modules/underscore/modules/_createReduce.js\");\n\n\n// The right-associative version of reduce, also known as `foldr`.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createReduce_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(-1));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/reduceRight.js?"); 1850 1851/***/ }), 1852
vendor: 1,390 bytes, lines 1853-1864
1853/***/ "./node_modules/underscore/modules/reject.js": 1854/*!***************************************************!*\ 1855 !*** ./node_modules/underscore/modules/reject.js ***! 1856 \***************************************************/ 1857/*! exports provided: default */ 1858/***/ (function(module, __webpack_exports__, __webpack_require__) { 1859 1860"use strict"; 1861eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return reject; });\n/* harmony import */ var _filter_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./filter.js */ \"./node_modules/underscore/modules/filter.js\");\n/* harmony import */ var _negate_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./negate.js */ \"./node_modules/underscore/modules/negate.js\");\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n\n\n\n\n// Return all the elements for which a truth test fails.\nfunction reject(obj, predicate, context) {\n return Object(_filter_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj, Object(_negate_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(Object(_cb_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(predicate)), context);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/reject.js?"); 1862 1863/***/ }), 1864
vendor: 1,060 bytes, lines 1865-1876
1865/***/ "./node_modules/underscore/modules/rest.js": 1866/*!*************************************************!*\ 1867 !*** ./node_modules/underscore/modules/rest.js ***! 1868 \*************************************************/ 1869/*! exports provided: default */ 1870/***/ (function(module, __webpack_exports__, __webpack_require__) { 1871 1872"use strict"; 1873eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return rest; });\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n\n\n// Returns everything but the first entry of the `array`. Especially useful on\n// the `arguments` object. Passing an **n** will return the rest N values in the\n// `array`.\nfunction rest(array, n, guard) {\n return _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"slice\"].call(array, n == null || guard ? 1 : n);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/rest.js?"); 1874 1875/***/ }), 1876
vendor: 1,781 bytes, lines 1877-1888
1877/***/ "./node_modules/underscore/modules/restArguments.js": 1878/*!**********************************************************!*\ 1879 !*** ./node_modules/underscore/modules/restArguments.js ***! 1880 \**********************************************************/ 1881/*! exports provided: default */ 1882/***/ (function(module, __webpack_exports__, __webpack_require__) { 1883 1884"use strict"; 1885eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return restArguments; });\n// Some functions take a variable number of arguments, or a few expected\n// arguments at the beginning and then a variable number of values to operate\n// on. This helper accumulates all remaining arguments past the functionâs\n// argument length (or an explicit `startIndex`), into an array that becomes\n// the last argument. Similar to ES6âs \"rest parameter\".\nfunction restArguments(func, startIndex) {\n startIndex = startIndex == null ? func.length - 1 : +startIndex;\n return function() {\n var length = Math.max(arguments.length - startIndex, 0),\n rest = Array(length),\n index = 0;\n for (; index < length; index++) {\n rest[index] = arguments[index + startIndex];\n }\n switch (startIndex) {\n case 0: return func.call(this, rest);\n case 1: return func.call(this, arguments[0], rest);\n case 2: return func.call(this, arguments[0], arguments[1], rest);\n }\n var args = Array(startIndex + 1);\n for (index = 0; index < startIndex; index++) {\n args[index] = arguments[index];\n }\n args[startIndex] = rest;\n return func.apply(this, args);\n };\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/restArguments.js?"); 1886 1887/***/ }), 1888
vendor: 1,766 bytes, lines 1889-1900
1889/***/ "./node_modules/underscore/modules/result.js": 1890/*!***************************************************!*\ 1891 !*** ./node_modules/underscore/modules/result.js ***! 1892 \***************************************************/ 1893/*! exports provided: default */ 1894/***/ (function(module, __webpack_exports__, __webpack_require__) { 1895 1896"use strict"; 1897eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return result; });\n/* harmony import */ var _isFunction_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./isFunction.js */ \"./node_modules/underscore/modules/isFunction.js\");\n/* harmony import */ var _toPath_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_toPath.js */ \"./node_modules/underscore/modules/_toPath.js\");\n\n\n\n// Traverses the children of `obj` along `path`. If a child is a function, it\n// is invoked with its parent as context. Returns the value of the final\n// child, or `fallback` if any child is undefined.\nfunction result(obj, path, fallback) {\n path = Object(_toPath_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(path);\n var length = path.length;\n if (!length) {\n return Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(fallback) ? fallback.call(obj) : fallback;\n }\n for (var i = 0; i < length; i++) {\n var prop = obj == null ? void 0 : obj[path[i]];\n if (prop === void 0) {\n prop = fallback;\n i = length; // Ensure we don't continue iterating.\n }\n obj = Object(_isFunction_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(prop) ? prop.call(obj) : prop;\n }\n return obj;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/result.js?"); 1898 1899/***/ }), 1900
vendor: 2,677 bytes, lines 1901-1912
1901/***/ "./node_modules/underscore/modules/sample.js": 1902/*!***************************************************!*\ 1903 !*** ./node_modules/underscore/modules/sample.js ***! 1904 \***************************************************/ 1905/*! exports provided: default */ 1906/***/ (function(module, __webpack_exports__, __webpack_require__) { 1907 1908"use strict"; 1909eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return sample; });\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _clone_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./clone.js */ \"./node_modules/underscore/modules/clone.js\");\n/* harmony import */ var _values_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./values.js */ \"./node_modules/underscore/modules/values.js\");\n/* harmony import */ var _getLength_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./_getLength.js */ \"./node_modules/underscore/modules/_getLength.js\");\n/* harmony import */ var _random_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./random.js */ \"./node_modules/underscore/modules/random.js\");\n\n\n\n\n\n\n// Sample **n** random values from a collection using the modern version of the\n// [Fisher-Yates shuffle](https://en.wikipedia.org/wiki/FisherâYates_shuffle).\n// If **n** is not specified, returns a single random element.\n// The internal `guard` argument allows it to work with `_.map`.\nfunction sample(obj, n, guard) {\n if (n == null || guard) {\n if (!Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj)) obj = Object(_values_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj);\n return obj[Object(_random_js__WEBPACK_IMPORTED_MODULE_4__[\"default\"])(obj.length - 1)];\n }\n var sample = Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj) ? Object(_clone_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj) : Object(_values_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj);\n var length = Object(_getLength_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(sample);\n n = Math.max(Math.min(n, length), 0);\n var last = length - 1;\n for (var index = 0; index < n; index++) {\n var rand = Object(_random_js__WEBPACK_IMPORTED_MODULE_4__[\"default\"])(index, last);\n var temp = sample[index];\n sample[index] = sample[rand];\n sample[rand] = temp;\n }\n return sample.slice(0, n);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/sample.js?"); 1910 1911/***/ }), 1912
vendor: 907 bytes, lines 1913-1924
1913/***/ "./node_modules/underscore/modules/shuffle.js": 1914/*!****************************************************!*\ 1915 !*** ./node_modules/underscore/modules/shuffle.js ***! 1916 \****************************************************/ 1917/*! exports provided: default */ 1918/***/ (function(module, __webpack_exports__, __webpack_require__) { 1919 1920"use strict"; 1921eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return shuffle; });\n/* harmony import */ var _sample_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./sample.js */ \"./node_modules/underscore/modules/sample.js\");\n\n\n// Shuffle a collection.\nfunction shuffle(obj) {\n return Object(_sample_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj, Infinity);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/shuffle.js?"); 1922 1923/***/ }), 1924
vendor: 1,192 bytes, lines 1925-1936
1925/***/ "./node_modules/underscore/modules/size.js": 1926/*!*************************************************!*\ 1927 !*** ./node_modules/underscore/modules/size.js ***! 1928 \*************************************************/ 1929/*! exports provided: default */ 1930/***/ (function(module, __webpack_exports__, __webpack_require__) { 1931 1932"use strict"; 1933eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return size; });\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n\n// Return the number of elements in a collection.\nfunction size(obj) {\n if (obj == null) return 0;\n return Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj) ? obj.length : Object(_keys_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj).length;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/size.js?"); 1934 1935/***/ }), 1936
vendor: 1,663 bytes, lines 1937-1948
1937/***/ "./node_modules/underscore/modules/some.js": 1938/*!*************************************************!*\ 1939 !*** ./node_modules/underscore/modules/some.js ***! 1940 \*************************************************/ 1941/*! exports provided: default */ 1942/***/ (function(module, __webpack_exports__, __webpack_require__) { 1943 1944"use strict"; 1945eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return some; });\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n\n\n// Determine if at least one element in the object passes a truth test.\nfunction some(obj, predicate, context) {\n predicate = Object(_cb_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(predicate, context);\n var _keys = !Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(obj) && Object(_keys_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj),\n length = (_keys || obj).length;\n for (var index = 0; index < length; index++) {\n var currentKey = _keys ? _keys[index] : index;\n if (predicate(obj[currentKey], currentKey, obj)) return true;\n }\n return false;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/some.js?"); 1946 1947/***/ }), 1948
vendor: 1,815 bytes, lines 1949-1960
1949/***/ "./node_modules/underscore/modules/sortBy.js": 1950/*!***************************************************!*\ 1951 !*** ./node_modules/underscore/modules/sortBy.js ***! 1952 \***************************************************/ 1953/*! exports provided: default */ 1954/***/ (function(module, __webpack_exports__, __webpack_require__) { 1955 1956"use strict"; 1957eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return sortBy; });\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _pluck_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./pluck.js */ \"./node_modules/underscore/modules/pluck.js\");\n/* harmony import */ var _map_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./map.js */ \"./node_modules/underscore/modules/map.js\");\n\n\n\n\n// Sort the object's values by a criterion produced by an iteratee.\nfunction sortBy(obj, iteratee, context) {\n var index = 0;\n iteratee = Object(_cb_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(iteratee, context);\n return Object(_pluck_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(Object(_map_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj, function(value, key, list) {\n return {\n value: value,\n index: index++,\n criteria: iteratee(value, key, list)\n };\n }).sort(function(left, right) {\n var a = left.criteria;\n var b = right.criteria;\n if (a !== b) {\n if (a > b || a === void 0) return 1;\n if (a < b || b === void 0) return -1;\n }\n return left.index - right.index;\n }), 'value');\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/sortBy.js?"); 1958 1959/***/ }), 1960
vendor: 1,537 bytes, lines 1961-1972
1961/***/ "./node_modules/underscore/modules/sortedIndex.js": 1962/*!********************************************************!*\ 1963 !*** ./node_modules/underscore/modules/sortedIndex.js ***! 1964 \********************************************************/ 1965/*! exports provided: default */ 1966/***/ (function(module, __webpack_exports__, __webpack_require__) { 1967 1968"use strict"; 1969eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return sortedIndex; });\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _getLength_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_getLength.js */ \"./node_modules/underscore/modules/_getLength.js\");\n\n\n\n// Use a comparator function to figure out the smallest index at which\n// an object should be inserted so as to maintain order. Uses binary search.\nfunction sortedIndex(array, obj, iteratee, context) {\n iteratee = Object(_cb_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(iteratee, context, 1);\n var value = iteratee(obj);\n var low = 0, high = Object(_getLength_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(array);\n while (low < high) {\n var mid = Math.floor((low + high) / 2);\n if (iteratee(array[mid]) < value) low = mid + 1; else high = mid;\n }\n return low;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/sortedIndex.js?"); 1970 1971/***/ }), 1972
vendor: 870 bytes, lines 1973-1984
1973/***/ "./node_modules/underscore/modules/tap.js": 1974/*!************************************************!*\ 1975 !*** ./node_modules/underscore/modules/tap.js ***! 1976 \************************************************/ 1977/*! exports provided: default */ 1978/***/ (function(module, __webpack_exports__, __webpack_require__) { 1979 1980"use strict"; 1981eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return tap; });\n// Invokes `interceptor` with the `obj` and then returns `obj`.\n// The primary purpose of this method is to \"tap into\" a method chain, in\n// order to perform operations on intermediate results within the chain.\nfunction tap(obj, interceptor) {\n interceptor(obj);\n return obj;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/tap.js?"); 1982 1983/***/ }), 1984
vendor: 4,177 bytes, lines 1985-1996
1985/***/ "./node_modules/underscore/modules/template.js": 1986/*!*****************************************************!*\ 1987 !*** ./node_modules/underscore/modules/template.js ***! 1988 \*****************************************************/ 1989/*! exports provided: default */ 1990/***/ (function(module, __webpack_exports__, __webpack_require__) { 1991 1992"use strict"; 1993eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return template; });\n/* harmony import */ var _defaults_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./defaults.js */ \"./node_modules/underscore/modules/defaults.js\");\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n/* harmony import */ var _templateSettings_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./templateSettings.js */ \"./node_modules/underscore/modules/templateSettings.js\");\n\n\n\n\n// When customizing `_.templateSettings`, if you don't want to define an\n// interpolation, evaluation or escaping regex, we need one that is\n// guaranteed not to match.\nvar noMatch = /(.)^/;\n\n// Certain characters need to be escaped so that they can be put into a\n// string literal.\nvar escapes = {\n \"'\": \"'\",\n '\\\\': '\\\\',\n '\\r': 'r',\n '\\n': 'n',\n '\\u2028': 'u2028',\n '\\u2029': 'u2029'\n};\n\nvar escapeRegExp = /\\\\|'|\\r|\\n|\\u2028|\\u2029/g;\n\nfunction escapeChar(match) {\n return '\\\\' + escapes[match];\n}\n\nvar bareIdentifier = /^\\s*(\\w|\\$)+\\s*$/;\n\n// JavaScript micro-templating, similar to John Resig's implementation.\n// Underscore templating handles arbitrary delimiters, preserves whitespace,\n// and correctly escapes quotes within interpolated code.\n// NB: `oldSettings` only exists for backwards compatibility.\nfunction template(text, settings, oldSettings) {\n if (!settings && oldSettings) settings = oldSettings;\n settings = Object(_defaults_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])({}, settings, _underscore_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"].templateSettings);\n\n // Combine delimiters into one regular expression via alternation.\n var matcher = RegExp([\n (settings.escape || noMatch).source,\n (settings.interpolate || noMatch).source,\n (settings.evaluate || noMatch).source\n ].join('|') + '|$', 'g');\n\n // Compile the template source, escaping string literals appropriately.\n var index = 0;\n var source = \"__p+='\";\n text.replace(matcher, function(match, escape, interpolate, evaluate, offset) {\n source += text.slice(index, offset).replace(escapeRegExp, escapeChar);\n index = offset + match.length;\n\n if (escape) {\n source += \"'+\\n((__t=(\" + escape + \"))==null?'':_.escape(__t))+\\n'\";\n } else if (interpolate) {\n source += \"'+\\n((__t=(\" + interpolate + \"))==null?'':__t)+\\n'\";\n } else if (evaluate) {\n source += \"';\\n\" + evaluate + \"\\n__p+='\";\n }\n\n // Adobe VMs need the match returned to produce the correct offset.\n return match;\n });\n source += \"';\\n\";\n\n var argument = settings.variable;\n if (argument) {\n if (!bareIdentifier.test(argument)) throw new Error(argument);\n } else {\n // If a variable is not specified, place data values in local scope.\n source = 'with(obj||{}){\\n' + source + '}\\n';\n argument = 'obj';\n }\n\n source = \"var __t,__p='',__j=Array.prototype.join,\" +\n \"print=function(){__p+=__j.call(arguments,'');};\\n\" +\n source + 'return __p;\\n';\n\n var render;\n try {\n render = new Function(argument, '_', source);\n } catch (e) {\n e.source = source;\n throw e;\n }\n\n var template = function(data) {\n return render.call(this, data, _underscore_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"]);\n };\n\n // Provide the compiled source as a convenience for precompilation.\n template.source = 'function(' + argument + '){\\n' + source + '}';\n\n return template;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/template.js?"); 1994 1995/***/ }), 1996
vendor: 1,092 bytes, lines 1997-2008
1997/***/ "./node_modules/underscore/modules/templateSettings.js": 1998/*!*************************************************************!*\ 1999 !*** ./node_modules/underscore/modules/templateSettings.js ***! 2000 \*************************************************************/ 2001/*! exports provided: default */ 2002/***/ (function(module, __webpack_exports__, __webpack_require__) { 2003 2004"use strict"; 2005eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n\n\n// By default, Underscore uses ERB-style template delimiters. Change the\n// following template settings to use alternative delimiters.\n/* harmony default export */ __webpack_exports__[\"default\"] = (_underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"].templateSettings = {\n evaluate: /<%([\\s\\S]+?)%>/g,\n interpolate: /<%=([\\s\\S]+?)%>/g,\n escape: /<%-([\\s\\S]+?)%>/g\n});\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/templateSettings.js?"); 2006 2007/***/ }), 2008
vendor: 2,333 bytes, lines 2009-2020
2009/***/ "./node_modules/underscore/modules/throttle.js": 2010/*!*****************************************************!*\ 2011 !*** ./node_modules/underscore/modules/throttle.js ***! 2012 \*****************************************************/ 2013/*! exports provided: default */ 2014/***/ (function(module, __webpack_exports__, __webpack_require__) { 2015 2016"use strict"; 2017eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return throttle; });\n/* harmony import */ var _now_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./now.js */ \"./node_modules/underscore/modules/now.js\");\n\n\n// Returns a function, that, when invoked, will only be triggered at most once\n// during a given window of time. Normally, the throttled function will run\n// as much as it can, without ever going more than once per `wait` duration;\n// but if you'd like to disable the execution on the leading edge, pass\n// `{leading: false}`. To disable execution on the trailing edge, ditto.\nfunction throttle(func, wait, options) {\n var timeout, context, args, result;\n var previous = 0;\n if (!options) options = {};\n\n var later = function() {\n previous = options.leading === false ? 0 : Object(_now_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])();\n timeout = null;\n result = func.apply(context, args);\n if (!timeout) context = args = null;\n };\n\n var throttled = function() {\n var _now = Object(_now_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])();\n if (!previous && options.leading === false) previous = _now;\n var remaining = wait - (_now - previous);\n context = this;\n args = arguments;\n if (remaining <= 0 || remaining > wait) {\n if (timeout) {\n clearTimeout(timeout);\n timeout = null;\n }\n previous = _now;\n result = func.apply(context, args);\n if (!timeout) context = args = null;\n } else if (!timeout && options.trailing !== false) {\n timeout = setTimeout(later, remaining);\n }\n return result;\n };\n\n throttled.cancel = function() {\n clearTimeout(timeout);\n previous = 0;\n timeout = context = args = null;\n };\n\n return throttled;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/throttle.js?"); 2018 2019/***/ }), 2020
vendor: 1,055 bytes, lines 2021-2032
2021/***/ "./node_modules/underscore/modules/times.js": 2022/*!**************************************************!*\ 2023 !*** ./node_modules/underscore/modules/times.js ***! 2024 \**************************************************/ 2025/*! exports provided: default */ 2026/***/ (function(module, __webpack_exports__, __webpack_require__) { 2027 2028"use strict"; 2029eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return times; });\n/* harmony import */ var _optimizeCb_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_optimizeCb.js */ \"./node_modules/underscore/modules/_optimizeCb.js\");\n\n\n// Run a function **n** times.\nfunction times(n, iteratee, context) {\n var accum = Array(Math.max(0, n));\n iteratee = Object(_optimizeCb_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(iteratee, context, 1);\n for (var i = 0; i < n; i++) accum[i] = iteratee(i);\n return accum;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/times.js?"); 2030 2031/***/ }), 2032
vendor: 2,544 bytes, lines 2033-2044
2033/***/ "./node_modules/underscore/modules/toArray.js": 2034/*!****************************************************!*\ 2035 !*** ./node_modules/underscore/modules/toArray.js ***! 2036 \****************************************************/ 2037/*! exports provided: default */ 2038/***/ (function(module, __webpack_exports__, __webpack_require__) { 2039 2040"use strict"; 2041eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return toArray; });\n/* harmony import */ var _isArray_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./isArray.js */ \"./node_modules/underscore/modules/isArray.js\");\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _isString_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./isString.js */ \"./node_modules/underscore/modules/isString.js\");\n/* harmony import */ var _isArrayLike_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./_isArrayLike.js */ \"./node_modules/underscore/modules/_isArrayLike.js\");\n/* harmony import */ var _map_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(/*! ./map.js */ \"./node_modules/underscore/modules/map.js\");\n/* harmony import */ var _identity_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(/*! ./identity.js */ \"./node_modules/underscore/modules/identity.js\");\n/* harmony import */ var _values_js__WEBPACK_IMPORTED_MODULE_6__ = __webpack_require__(/*! ./values.js */ \"./node_modules/underscore/modules/values.js\");\n\n\n\n\n\n\n\n\n// Safely create a real, live array from anything iterable.\nvar reStrSymbol = /[^\\ud800-\\udfff]|[\\ud800-\\udbff][\\udc00-\\udfff]|[\\ud800-\\udfff]/g;\nfunction toArray(obj) {\n if (!obj) return [];\n if (Object(_isArray_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj)) return _setup_js__WEBPACK_IMPORTED_MODULE_1__[\"slice\"].call(obj);\n if (Object(_isString_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(obj)) {\n // Keep surrogate pair characters together.\n return obj.match(reStrSymbol);\n }\n if (Object(_isArrayLike_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(obj)) return Object(_map_js__WEBPACK_IMPORTED_MODULE_4__[\"default\"])(obj, _identity_js__WEBPACK_IMPORTED_MODULE_5__[\"default\"]);\n return Object(_values_js__WEBPACK_IMPORTED_MODULE_6__[\"default\"])(obj);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/toArray.js?"); 2042 2043/***/ }), 2044
vendor: 1,237 bytes, lines 2045-2056
2045/***/ "./node_modules/underscore/modules/toPath.js": 2046/*!***************************************************!*\ 2047 !*** ./node_modules/underscore/modules/toPath.js ***! 2048 \***************************************************/ 2049/*! exports provided: default */ 2050/***/ (function(module, __webpack_exports__, __webpack_require__) { 2051 2052"use strict"; 2053eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return toPath; });\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n/* harmony import */ var _isArray_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./isArray.js */ \"./node_modules/underscore/modules/isArray.js\");\n\n\n\n// Normalize a (deep) property `path` to array.\n// Like `_.iteratee`, this function can be customized.\nfunction toPath(path) {\n return Object(_isArray_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(path) ? path : [path];\n}\n_underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"].toPath = toPath;\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/toPath.js?"); 2054 2055/***/ }), 2056
vendor: 2,549 bytes, lines 2057-2068
2057/***/ "./node_modules/underscore/modules/underscore-array-methods.js": 2058/*!*********************************************************************!*\ 2059 !*** ./node_modules/underscore/modules/underscore-array-methods.js ***! 2060 \*********************************************************************/ 2061/*! exports provided: default */ 2062/***/ (function(module, __webpack_exports__, __webpack_require__) { 2063 2064"use strict"; 2065eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _underscore_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./underscore.js */ \"./node_modules/underscore/modules/underscore.js\");\n/* harmony import */ var _each_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./each.js */ \"./node_modules/underscore/modules/each.js\");\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n/* harmony import */ var _chainResult_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./_chainResult.js */ \"./node_modules/underscore/modules/_chainResult.js\");\n\n\n\n\n\n// Add all mutator `Array` functions to the wrapper.\nObject(_each_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function(name) {\n var method = _setup_js__WEBPACK_IMPORTED_MODULE_2__[\"ArrayProto\"][name];\n _underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"].prototype[name] = function() {\n var obj = this._wrapped;\n if (obj != null) {\n method.apply(obj, arguments);\n if ((name === 'shift' || name === 'splice') && obj.length === 0) {\n delete obj[0];\n }\n }\n return Object(_chainResult_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(this, obj);\n };\n});\n\n// Add all accessor `Array` functions to the wrapper.\nObject(_each_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(['concat', 'join', 'slice'], function(name) {\n var method = _setup_js__WEBPACK_IMPORTED_MODULE_2__[\"ArrayProto\"][name];\n _underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"].prototype[name] = function() {\n var obj = this._wrapped;\n if (obj != null) obj = method.apply(obj, arguments);\n return Object(_chainResult_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(this, obj);\n };\n});\n\n/* harmony default export */ __webpack_exports__[\"default\"] = (_underscore_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"]);\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/underscore-array-methods.js?"); 2066 2067/***/ }), 2068
vendor: 1,577 bytes, lines 2069-2080
2069/***/ "./node_modules/underscore/modules/underscore.js": 2070/*!*******************************************************!*\ 2071 !*** ./node_modules/underscore/modules/underscore.js ***! 2072 \*******************************************************/ 2073/*! exports provided: default */ 2074/***/ (function(module, __webpack_exports__, __webpack_require__) { 2075 2076"use strict"; 2077eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return _; });\n/* harmony import */ var _setup_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_setup.js */ \"./node_modules/underscore/modules/_setup.js\");\n\n\n// If Underscore is called as a function, it returns a wrapped object that can\n// be used OO-style. This wrapper holds altered versions of all functions added\n// through `_.mixin`. Wrapped objects may be chained.\nfunction _(obj) {\n if (obj instanceof _) return obj;\n if (!(this instanceof _)) return new _(obj);\n this._wrapped = obj;\n}\n\n_.VERSION = _setup_js__WEBPACK_IMPORTED_MODULE_0__[\"VERSION\"];\n\n// Extracts the result from a wrapped and chained object.\n_.prototype.value = function() {\n return this._wrapped;\n};\n\n// Provide unwrapping proxies for some methods used in engine operations\n// such as arithmetic and JSON stringification.\n_.prototype.valueOf = _.prototype.toJSON = _.prototype.value;\n\n_.prototype.toString = function() {\n return String(this._wrapped);\n};\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/underscore.js?"); 2078 2079/***/ }), 2080
vendor: 1,105 bytes, lines 2081-2092
2081/***/ "./node_modules/underscore/modules/unescape.js": 2082/*!*****************************************************!*\ 2083 !*** ./node_modules/underscore/modules/unescape.js ***! 2084 \*****************************************************/ 2085/*! exports provided: default */ 2086/***/ (function(module, __webpack_exports__, __webpack_require__) { 2087 2088"use strict"; 2089eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _createEscaper_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./_createEscaper.js */ \"./node_modules/underscore/modules/_createEscaper.js\");\n/* harmony import */ var _unescapeMap_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_unescapeMap.js */ \"./node_modules/underscore/modules/_unescapeMap.js\");\n\n\n\n// Function for unescaping strings from HTML interpolation.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_createEscaper_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_unescapeMap_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"]));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/unescape.js?"); 2090 2091/***/ }), 2092
vendor: 1,391 bytes, lines 2093-2104
2093/***/ "./node_modules/underscore/modules/union.js": 2094/*!**************************************************!*\ 2095 !*** ./node_modules/underscore/modules/union.js ***! 2096 \**************************************************/ 2097/*! exports provided: default */ 2098/***/ (function(module, __webpack_exports__, __webpack_require__) { 2099 2100"use strict"; 2101eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n/* harmony import */ var _uniq_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./uniq.js */ \"./node_modules/underscore/modules/uniq.js\");\n/* harmony import */ var _flatten_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_flatten.js */ \"./node_modules/underscore/modules/_flatten.js\");\n\n\n\n\n// Produce an array that contains the union: each distinct element from all of\n// the passed-in arrays.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(arrays) {\n return Object(_uniq_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(Object(_flatten_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(arrays, true, true));\n}));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/union.js?"); 2102 2103/***/ }), 2104
vendor: 2,595 bytes, lines 2105-2116
2105/***/ "./node_modules/underscore/modules/uniq.js": 2106/*!*************************************************!*\ 2107 !*** ./node_modules/underscore/modules/uniq.js ***! 2108 \*************************************************/ 2109/*! exports provided: default */ 2110/***/ (function(module, __webpack_exports__, __webpack_require__) { 2111 2112"use strict"; 2113eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return uniq; });\n/* harmony import */ var _isBoolean_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./isBoolean.js */ \"./node_modules/underscore/modules/isBoolean.js\");\n/* harmony import */ var _cb_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_cb.js */ \"./node_modules/underscore/modules/_cb.js\");\n/* harmony import */ var _getLength_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./_getLength.js */ \"./node_modules/underscore/modules/_getLength.js\");\n/* harmony import */ var _contains_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./contains.js */ \"./node_modules/underscore/modules/contains.js\");\n\n\n\n\n\n// Produce a duplicate-free version of the array. If the array has already\n// been sorted, you have the option of using a faster algorithm.\n// The faster algorithm will not work with an iteratee if the iteratee\n// is not a one-to-one function, so providing an iteratee will disable\n// the faster algorithm.\nfunction uniq(array, isSorted, iteratee, context) {\n if (!Object(_isBoolean_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(isSorted)) {\n context = iteratee;\n iteratee = isSorted;\n isSorted = false;\n }\n if (iteratee != null) iteratee = Object(_cb_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(iteratee, context);\n var result = [];\n var seen = [];\n for (var i = 0, length = Object(_getLength_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(array); i < length; i++) {\n var value = array[i],\n computed = iteratee ? iteratee(value, i, array) : value;\n if (isSorted && !iteratee) {\n if (!i || seen !== computed) result.push(value);\n seen = computed;\n } else if (iteratee) {\n if (!Object(_contains_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(seen, computed)) {\n seen.push(computed);\n result.push(value);\n }\n } else if (!Object(_contains_js__WEBPACK_IMPORTED_MODULE_3__[\"default\"])(result, value)) {\n result.push(value);\n }\n }\n return result;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/uniq.js?"); 2114 2115/***/ }), 2116
vendor: 840 bytes, lines 2117-2128
2117/***/ "./node_modules/underscore/modules/uniqueId.js": 2118/*!*****************************************************!*\ 2119 !*** ./node_modules/underscore/modules/uniqueId.js ***! 2120 \*****************************************************/ 2121/*! exports provided: default */ 2122/***/ (function(module, __webpack_exports__, __webpack_require__) { 2123 2124"use strict"; 2125eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return uniqueId; });\n// Generate a unique integer id (unique within the entire client session).\n// Useful for temporary DOM ids.\nvar idCounter = 0;\nfunction uniqueId(prefix) {\n var id = ++idCounter + '';\n return prefix ? prefix + id : id;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/uniqueId.js?"); 2126 2127/***/ }), 2128
vendor: 1,573 bytes, lines 2129-2140
2129/***/ "./node_modules/underscore/modules/unzip.js": 2130/*!**************************************************!*\ 2131 !*** ./node_modules/underscore/modules/unzip.js ***! 2132 \**************************************************/ 2133/*! exports provided: default */ 2134/***/ (function(module, __webpack_exports__, __webpack_require__) { 2135 2136"use strict"; 2137eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return unzip; });\n/* harmony import */ var _max_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./max.js */ \"./node_modules/underscore/modules/max.js\");\n/* harmony import */ var _getLength_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./_getLength.js */ \"./node_modules/underscore/modules/_getLength.js\");\n/* harmony import */ var _pluck_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./pluck.js */ \"./node_modules/underscore/modules/pluck.js\");\n\n\n\n\n// Complement of zip. Unzip accepts an array of arrays and groups\n// each array's elements on shared indices.\nfunction unzip(array) {\n var length = array && Object(_max_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(array, _getLength_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"]).length || 0;\n var result = Array(length);\n\n for (var index = 0; index < length; index++) {\n result[index] = Object(_pluck_js__WEBPACK_IMPORTED_MODULE_2__[\"default\"])(array, index);\n }\n return result;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/unzip.js?"); 2138 2139/***/ }), 2140
vendor: 1,066 bytes, lines 2141-2152
2141/***/ "./node_modules/underscore/modules/values.js": 2142/*!***************************************************!*\ 2143 !*** ./node_modules/underscore/modules/values.js ***! 2144 \***************************************************/ 2145/*! exports provided: default */ 2146/***/ (function(module, __webpack_exports__, __webpack_require__) { 2147 2148"use strict"; 2149eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return values; });\n/* harmony import */ var _keys_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./keys.js */ \"./node_modules/underscore/modules/keys.js\");\n\n\n// Retrieve the values of an object's properties.\nfunction values(obj) {\n var _keys = Object(_keys_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj);\n var length = _keys.length;\n var values = Array(length);\n for (var i = 0; i < length; i++) {\n values[i] = obj[_keys[i]];\n }\n return values;\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/values.js?"); 2150 2151/***/ }), 2152
vendor: 1,222 bytes, lines 2153-2164
2153/***/ "./node_modules/underscore/modules/where.js": 2154/*!**************************************************!*\ 2155 !*** ./node_modules/underscore/modules/where.js ***! 2156 \**************************************************/ 2157/*! exports provided: default */ 2158/***/ (function(module, __webpack_exports__, __webpack_require__) { 2159 2160"use strict"; 2161eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return where; });\n/* harmony import */ var _filter_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./filter.js */ \"./node_modules/underscore/modules/filter.js\");\n/* harmony import */ var _matcher_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./matcher.js */ \"./node_modules/underscore/modules/matcher.js\");\n\n\n\n// Convenience version of a common use case of `_.filter`: selecting only\n// objects containing specific `key:value` pairs.\nfunction where(obj, attrs) {\n return Object(_filter_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(obj, Object(_matcher_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(attrs));\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/where.js?"); 2162 2163/***/ }), 2164
vendor: 1,184 bytes, lines 2165-2176
2165/***/ "./node_modules/underscore/modules/without.js": 2166/*!****************************************************!*\ 2167 !*** ./node_modules/underscore/modules/without.js ***! 2168 \****************************************************/ 2169/*! exports provided: default */ 2170/***/ (function(module, __webpack_exports__, __webpack_require__) { 2171 2172"use strict"; 2173eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n/* harmony import */ var _difference_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./difference.js */ \"./node_modules/underscore/modules/difference.js\");\n\n\n\n// Return a version of the array that does not contain the specified value(s).\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(function(array, otherArrays) {\n return Object(_difference_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"])(array, otherArrays);\n}));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/without.js?"); 2174 2175/***/ }), 2176
vendor: 1,060 bytes, lines 2177-2188
2177/***/ "./node_modules/underscore/modules/wrap.js": 2178/*!*************************************************!*\ 2179 !*** ./node_modules/underscore/modules/wrap.js ***! 2180 \*************************************************/ 2181/*! exports provided: default */ 2182/***/ (function(module, __webpack_exports__, __webpack_require__) { 2183 2184"use strict"; 2185eval("__webpack_require__.r(__webpack_exports__);\n/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, \"default\", function() { return wrap; });\n/* harmony import */ var _partial_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./partial.js */ \"./node_modules/underscore/modules/partial.js\");\n\n\n// Returns the first function passed as an argument to the second,\n// allowing you to adjust arguments, run code before and after, and\n// conditionally execute the original function.\nfunction wrap(func, wrapper) {\n return Object(_partial_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(wrapper, func);\n}\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/wrap.js?"); 2186 2187/***/ }), 2188
vendor: 1,092 bytes, lines 2189-2200
2189/***/ "./node_modules/underscore/modules/zip.js": 2190/*!************************************************!*\ 2191 !*** ./node_modules/underscore/modules/zip.js ***! 2192 \************************************************/ 2193/*! exports provided: default */ 2194/***/ (function(module, __webpack_exports__, __webpack_require__) { 2195 2196"use strict"; 2197eval("__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _restArguments_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./restArguments.js */ \"./node_modules/underscore/modules/restArguments.js\");\n/* harmony import */ var _unzip_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./unzip.js */ \"./node_modules/underscore/modules/unzip.js\");\n\n\n\n// Zip together multiple lists into a single array -- elements that share\n// an index go together.\n/* harmony default export */ __webpack_exports__[\"default\"] = (Object(_restArguments_js__WEBPACK_IMPORTED_MODULE_0__[\"default\"])(_unzip_js__WEBPACK_IMPORTED_MODULE_1__[\"default\"]));\n\n\n//# sourceURL=webpack:///./node_modules/underscore/modules/zip.js?"); 2198 2199/***/ }), 2200
vendor: 816 bytes, lines 2201-2210
2201/***/ "./node_modules/webpack/buildin/global.js": 2202/*!***********************************!*\ 2203 !*** (webpack)/buildin/global.js ***! 2204 \***********************************/ 2205/*! no static exports found */ 2206/***/ (function(module, exports) { 2207 2208eval("var g;\n\n// This works in non-strict mode\ng = (function() {\n\treturn this;\n})();\n\ntry {\n\t// This works if eval is allowed (see CSP)\n\tg = g || new Function(\"return this\")();\n} catch (e) {\n\t// This works if the window reference is available\n\tif (typeof window === \"object\") g = window;\n}\n\n// g can still be undefined, but nothing to do about it...\n// We return undefined, instead of nothing here, so it's\n// easier to handle this case. if(!global) { ...}\n\nmodule.exports = g;\n\n\n//# sourceURL=webpack:///(webpack)/buildin/global.js?"); 2209 2210/***/ })
2210 2211 2212/******/ });
Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.