https://panasonic.jp/etc.clientlibs/panasonic-aem-frontend/compone…-c6ab5c2dc206924533b45155681304c9-lc.min.js

1/**
2 * @license
3 * Copyright 2017 Google LLC
4 * SPDX-License-Identifier: BSD-3-Clause
5 */
6const t=(t,e)=>"method"===e.kind&&e.descriptor&&!("value"in e.descriptor)?{...e,finisher(i){i.createProperty(e.key,t)}}:{kind:"field",key:Symbol(),placement:"own",descriptor:{},originalKey:e.key,initializer(){"function"==typeof e.initializer&&(this[e.key]=e.initializer.call(this))},finisher(i){i.createProperty(e.key,t)}};function e(e){return(i,n)=>void 0!==n?((t,e,i)=>{e.constructor.createProperty(i,t)})(e,i,n):t(e,i)
7/**
8 * @license
9 * Copyright 2021 Google LLC
10 * SPDX-License-Identifier: BSD-3-Clause
11 */}var i;null===(i=window.HTMLSlotElement)||void 0===i||i.prototype.assignedElements;
12/**
13 * @license
14 * Copyright 2010-2023 Three.js Authors
15 * SPDX-License-Identifier: MIT
16 */
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17rotateAround(t,e){const i=Math.cos(e),n=Math.sin(e),s=this.x-t.x,r=this.y-t.y;return this.x=s*i-r*n+t.x,this.y=s*n+r*i+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class ft{constructor(){ft.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1]}set(t,e,i,n,s,r,a,o,l){const h=this.elements;return h[0]=t,h[1]=n,h[2]=a,h[3]=e,h[4]=s,h[5]=o,h[6]=i,h[7]=r,h[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],this}extractBasis(t,e,i){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),i.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,n=e.elements,s=this.elements,r=i[0],a=i[3],o=i[6],l=i[1],h=i[4],c=i[7],u=i[2],d=i[5],A=i[8],p=n[0],m=n[3],g=n[6],f=n[1],v=n[4],y=n[7],x=n[2],_=n[5],E=n[8];return s[0]=r*p+a*f+o*x,s[3]=r*m+a*v+o*_,s[6]=r*g+a*y+o*E,s[1]=l*p+h*f+c*x,s[4]=l*m+h*v+c*_,s[7]=l*g+h*y+c*E,s[2]=u*p+d*f+A*x,s[5]=u*m+d*v+A*_,s[8]=u*g+d*y+A*E,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[1],n=t[2],s=t[3],r=t[4],a=t[5],o=t[6],l=t[7],h=t[8];return e*r*h-e*a*l-i*s*h+i*a*o+n*s*l-n*r*o}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],s=t[3],r=t[4],a=t[5],o=t[6],l=t[7],h=t[8],c=h*r-a*l,u=a*o-h*s,d=l*s-r*o,A=e*c+i*u+n*d;if(0===A)return this.set(0,0,0,0,0,0,0,0,0);const p=1/A;return t[0]=c*p,t[1]=(n*l-h*i)*p,t[2]=(a*i-n*r)*p,t[3]=u*p,t[4]=(h*e-n*o)*p,t[5]=(n*s-a*e)*p,t[6]=d*p,t[7]=(i*o-l*e)*p,t[8]=(r*e-i*s)*p,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,n,s,r,a){const o=Math.cos(s),l=Math.sin(s);return this.set(i*o,i*l,-i*(o*r+l*a)+r+t,-n*l,n*o,-n*(-l*r+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(vt.makeScale(t,e)),this}rotate(t){return this.premultiply(vt.makeRotation(-t)),this}translate(t,e){return this.premultiply(vt.makeTranslation(t,e)),this}makeTranslation(t,e){return this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,i,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<9;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}const vt=new ft;function yt(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}function xt(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function _t(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}

17function Et(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}const wt={[J]:{[X]:_t},[X]:{[J]:Et}},Ct={legacyMode:!0,get workingColorSpace(){return X},set workingColorSpace(t){console.warn("THREE.ColorManagement: .workingColorSpace is readonly.")},convert:function(t,e,i){if(this.legacyMode||e===i||!e||!i)return t;if(wt[e]&&void 0!==wt[e][i]){const n=wt[e][i];return t.r=n(t.r),t.g=n(t.g),t.b=n(t.b),t}throw new Error("Unsupported color space conversion.")},fromWorkingColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},toWorkingColorSpace:function(t,e){return this.convert(t,e,this.workingColorSpace)}},bt={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},It={r:0,g:0,b:0},St={h:0,s:0,l:0},Mt={h:0,s:0,l:0};function Bt(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}function Tt(t,e){return e.r=t.r,e.g=t.g,e.b=t.b,e}class Rt{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,void 0===e&&void 0===i?this.set(t):this.setRGB(t,e,i)}set(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=J){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Ct.toWorkingColorSpace(this,e),this}setRGB(t,e,i,n=Ct.workingColorSpace){return this.r=t,this.g=e,this.b=i,Ct.toWorkingColorSpace(this,n),this}setHSL(t,e,i,n=Ct.workingColorSpace){if(t=lt(t,1),e=ot(e,0,1),i=ot(i,0,1),0===e)this.r=this.g=this.b=i;else{const n=i<=.5?i*(1+e):i+e-i*e,s=2*i-n;this.r=Bt(s,n,t+1/3),this.g=Bt(s,n,t),this.b=Bt(s,n,t-1/3)}return Ct.toWorkingColorSpace(this,n),this}setStyle(t,e=J){function i(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(t)){let t;const s=n[1],r=n[2];switch(s){case"rgb":case"rgba":if(t=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(255,parseInt(t[1],10))/255,this.g=Math.min(255,parseInt(t[2],10))/255,this.b=Math.min(255,parseInt(t[3],10))/255,Ct.toWorkingColorSpace(this,e),i(t[4]),this;if(t=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(100,parseInt(t[1],10))/100,this.g=Math.min(100,parseInt(t[2],10))/100,this.b=Math.min(100,parseInt(t[3],10))/100,Ct.toWorkingColorSpace(this,e),i(t[4]),this;break;case"hsl":case"hsla":if(t=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r)){const n=parseFloat(t[1])/360,s=parseFloat(t[2])/100,r=parseFloat(t[3])/100;return i(t[4]),this.setHSL(n,s,r,e)}}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const t=n[1],i=t.length;if(3===i)return this.r=parseInt(t.charAt(0)+t.charAt(0),16)/255,this.g=parseInt(t.charAt(1)+t.charAt(1),16)/255,this.b=parseInt(t.charAt(2)+t.charAt(2),16)/255,Ct.toWorkingColorSpace(this,e),this;if(6===i)return this.r=parseInt(t.charAt(0)+t.charAt(1),16)/255,this.g=parseInt(t.charAt(2)+t.charAt(3),16)/255,this.b=parseInt(t.charAt(4)+t.charAt(5),16)/255,Ct.toWorkingColorSpace(this,e),this}return t&&t.length>0?this.setColorName(t,e):this}setColorName(t,e=J){const i=bt[t.toLowerCase()];return void 0!==i?this.setHex(i,e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=_t(t.r),this.g=_t(t.g),this.b=_t(t.b),this}copyLinearToSRGB(t){return this.r=Et(t.r),this.g=Et(t.g),this.b=Et(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=J){return Ct.fromWorkingColorSpace(Tt(this,It),t),ot(255*It.r,0,255)<<16^ot(255*It.g,0,255)<<8^ot(255*It.b,0,255)<<0}getHexString(t=J){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Ct.workingColorSpace){Ct.fromWorkingColorSpace(Tt(this,It),e);const i=It.r,n=It.g,s=It.b,r=Math.max(i,n,s),a=Math.min(i,n,s);let o,l;const h=(a+r)/2;if(a===r)o=0,l=0;else{const t=r-a;switch(l=h<=.5?t/(r+a):t/(2-r-a),r){case i:o=(n-s)/t+(n<s?6:0);break;case n:o=(s-i)/t+2;break;case s:o=(i-n)/t+4}o/=6}return t.h=o,t.s=l,t.l=h,t}getRGB(t,e=Ct.workingColorSpace){return Ct.fromWorkingColorSpace(Tt(this,It),e),t.r=It.r,t.g=It.g,t.b=It.b,t}getStyle(t=J){return Ct.fromWorkingColorSpace(Tt(this,It),t),t!==J?`color(${t} ${It.r} ${It.g} ${It.b})`:`rgb(${255*It.r|0},${255*It.g|0},${255*It.b|0})`}offsetHSL(t,e,i){return this.getHSL(St),St.h+=t,St.s+=e,St.l+=i,this.setHSL(St.h,St.s,St.l),this}add(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this}addColors(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this}addScalar(t){return this.r+=t,this.g+=t,this.b+=t,this}sub(t){return this.r=Math.max(0,this.r-t.r),this.g=Math.max(0,this.g-t.g),this.b=Math.max(0,this.b-t.b),this}multiply(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this}multiplyScalar(t){return this.r*=t,this.g*=t,this.b*=t,this}lerp(t,e){return this.r+=(t.r-this.r)*e,this.g+=(t.g-this.g)*e,this.b+=(t.b-this.b)*e,this}lerpColors(t,e,i){return this.r=t.r+(e.r-t.r)*i,this.g=t.g+(e.g-t.g)*i,this.b=t.b+(e.b-t.b)*i,this}lerpHSL(t,e){this.getHSL(St),t.getHSL(Mt);const i=ht(St.h,Mt.h,e),n=ht(St.s,Mt.s,e),s=ht(St.l,Mt.l,e);return this.setHSL(i,n,s),this}equals(t){return t.r===this.r&&t.g===this.g&&t.b===this.b}fromArray(t,e=0){return this.r=t[e],this.g=t[e+1],this.b=t[e+2],this}toArray(t=[],e=0){return t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t}fromBufferAttribute(t,e){return this.r=t.getX(e),this.g=t.getY(e),this.b=t.getZ(e),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}let Dt;Rt.NAMES=bt;class Lt{static getDataURL(t){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let e;if(t instanceof HTMLCanvasElement)e=t;else{void 0===Dt&&(Dt=xt("canvas")),Dt.width=t.width,Dt.height=t.height;const i=Dt.getContext("2d");t instanceof ImageData?i.putImageData(t,0,0):i.drawImage(t,0,0,t.width,t.height),e=Dt}return e.width>2048||e.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",t),e.toDataURL("image/jpeg",.6)):e.toDataURL("image/png")}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=xt("canvas");e.width=t.width,e.height=t.height;const i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const n=i.getImageData(0,0,t.width,t.height),s=n.data;for(let t=0;t<s.length;t++)s[t]=255*_t(s[t]/255);return i.putImageData(n,0,0),e}if(t.data){const e=t.data.slice(0);for(let t=0;t<e.length;t++)e instanceof Uint8Array||e instanceof Uint8ClampedArray?e[t]=Math.floor(255*_t(e[t]/255)):e[t]=_t(e[t]);return{data:e,width:t.width,height:t.height}}return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),t}}class Qt{constructor(t=null){this.isSource=!0,this.uuid=at(),this.data=t,this.version=0}set needsUpdate(t){!0===t&&this.version++}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.images[this.uuid])return t.images[this.uuid];const i={uuid:this.uuid,url:""},n=this.data;if(null!==n){let t;if(Array.isArray(n)){t=[];for(let e=0,i=n.length;e<i;e++)n[e].isDataTexture?t.push(Pt(n[e].image)):t.push(Pt(n[e]))}else t=Pt(n);i.url=t}return e||(t.images[this.uuid]=i),i}}function Pt(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap?Lt.getDataURL(t):t.data?{data:Array.from(t.data),width:t.width,height:t.height,type:t.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let Ft=0;class Nt extends et{constructor(t=Nt.DEFAULT_IMAGE,e=Nt.DEFAULT_MAPPING,i=1001,n=1001,s=1006,r=1008,a=1023,o=1009,l=Nt.DEFAULT_ANISOTROPY,h=3e3){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:Ft++}

17),this.uuid=at(),this.name="",this.source=new Qt(t),this.mipmaps=[],this.mapping=e,this.wrapS=i,this.wrapT=n,this.magFilter=s,this.minFilter=r,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=o,this.offset=new gt(0,0),this.repeat=new gt(1,1),this.center=new gt(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new ft,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=h,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.needsPMREMUpdate=!1}get image(){return this.source.data}set image(t){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const i={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(i.userData=this.userData),e||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(300!==this.mapping)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case h:t.x=t.x-Math.floor(t.x);break;case c:t.x=t.x<0?0:1;break;case u:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case h:t.y=t.y-Math.floor(t.y);break;case c:t.y=t.y<0?0:1;break;case u:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}}Nt.DEFAULT_IMAGE=null,Nt.DEFAULT_MAPPING=300,Nt.DEFAULT_ANISOTROPY=1;class Ut{constructor(t=0,e=0,i=0,n=1){Ut.prototype.isVector4=!0,this.x=t,this.y=e,this.z=i,this.w=n}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,i,n){return this.x=t,this.y=e,this.z=i,this.w=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,i=this.y,n=this.z,s=this.w,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*n+r[12]*s,this.y=r[1]*e+r[5]*i+r[9]*n+r[13]*s,this.z=r[2]*e+r[6]*i+r[10]*n+r[14]*s,this.w=r[3]*e+r[7]*i+r[11]*n+r[15]*s,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,i,n,s;const r=.01,a=.1,o=t.elements,l=o[0],h=o[4],c=o[8],u=o[1],d=o[5],A=o[9],p=o[2],m=o[6],g=o[10];if(Math.abs(h-u)<r&&Math.abs(c-p)<r&&Math.abs(A-m)<r){if(Math.abs(h+u)<a&&Math.abs(c+p)<a&&Math.abs(A+m)<a&&Math.abs(l+d+g-3)<a)return this.set(1,0,0,0),this;e=Math.PI;const t=(l+1)/2,o=(d+1)/2,f=(g+1)/2,v=(h+u)/4,y=(c+p)/4,x=(A+m)/4;return t>o&&t>f?t<r?(i=0,n=.707106781,s=.707106781):(i=Math.sqrt(t),n=v/i,s=y/i):o>f?o<r?(i=.707106781,n=0,s=.707106781):(n=Math.sqrt(o),i=v/n,s=x/n):f<r?(i=.707106781,n=.707106781,s=0):(s=Math.sqrt(f),i=y/s,n=x/s),this.set(i,n,s,e),this}let f=Math.sqrt((m-A)*(m-A)+(c-p)*(c-p)+(u-h)*(u-h));return Math.abs(f)<.001&&(f=1),this.x=(m-A)/f,this.y=(c-p)/f,this.z=(u-h)/f,this.w=Math.acos((l+d+g-1)/2),this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this.w=Math.max(t,Math.min(e,this.w)),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(t,Math.min(e,i)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}

17round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this.w=t.w+(e.w-t.w)*i,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class kt extends et{constructor(t=1,e=1,i={}){super(),this.isWebGLRenderTarget=!0,this.width=t,this.height=e,this.depth=1,this.scissor=new Ut(0,0,t,e),this.scissorTest=!1,this.viewport=new Ut(0,0,t,e);const n={width:t,height:e,depth:1};this.texture=new Nt(n,i.mapping,i.wrapS,i.wrapT,i.magFilter,i.minFilter,i.format,i.type,i.anisotropy,i.encoding),this.texture.isRenderTargetTexture=!0,this.texture.flipY=!1,this.texture.generateMipmaps=void 0!==i.generateMipmaps&&i.generateMipmaps,this.texture.internalFormat=void 0!==i.internalFormat?i.internalFormat:null,this.texture.minFilter=void 0!==i.minFilter?i.minFilter:m,this.depthBuffer=void 0===i.depthBuffer||i.depthBuffer,this.stencilBuffer=void 0!==i.stencilBuffer&&i.stencilBuffer,this.depthTexture=void 0!==i.depthTexture?i.depthTexture:null,this.samples=void 0!==i.samples?i.samples:0}setSize(t,e,i=1){this.width===t&&this.height===e&&this.depth===i||(this.width=t,this.height=e,this.depth=i,this.texture.image.width=t,this.texture.image.height=e,this.texture.image.depth=i,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.texture.isRenderTargetTexture=!0;const e=Object.assign({},t.texture.image);return this.texture.source=new Qt(e),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,null!==t.depthTexture&&(this.depthTexture=t.depthTexture.clone()),this.samples=t.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Ot extends Nt{constructor(t=null,e=1,i=1,n=1){super(null),this.isDataArrayTexture=!0,this.image={data:t,width:e,height:i,depth:n},this.magFilter=d,this.minFilter=d,this.wrapR=c,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Gt extends Nt{constructor(t=null,e=1,i=1,n=1){super(null),this.isData3DTexture=!0,this.image={data:t,width:e,height:i,depth:n},this.magFilter=d,this.minFilter=d,this.wrapR=c,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class zt{constructor(t=0,e=0,i=0,n=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=i,this._w=n}static slerpFlat(t,e,i,n,s,r,a){let o=i[n+0],l=i[n+1],h=i[n+2],c=i[n+3];const u=s[r+0],d=s[r+1],A=s[r+2],p=s[r+3];if(0===a)return t[e+0]=o,t[e+1]=l,t[e+2]=h,void(t[e+3]=c);if(1===a)return t[e+0]=u,t[e+1]=d,t[e+2]=A,void(t[e+3]=p);if(c!==p||o!==u||l!==d||h!==A){let t=1-a;const e=o*u+l*d+h*A+c*p,i=e>=0?1:-1,n=1-e*e;if(n>

17Number.EPSILON){const s=Math.sqrt(n),r=Math.atan2(s,e*i);t=Math.sin(t*r)/s,a=Math.sin(a*r)/s}const s=a*i;if(o=o*t+u*s,l=l*t+d*s,h=h*t+A*s,c=c*t+p*s,t===1-a){const t=1/Math.sqrt(o*o+l*l+h*h+c*c);o*=t,l*=t,h*=t,c*=t}}t[e]=o,t[e+1]=l,t[e+2]=h,t[e+3]=c}static multiplyQuaternionsFlat(t,e,i,n,s,r){const a=i[n],o=i[n+1],l=i[n+2],h=i[n+3],c=s[r],u=s[r+1],d=s[r+2],A=s[r+3];return t[e]=a*A+h*c+o*d-l*u,t[e+1]=o*A+h*u+l*c-a*d,t[e+2]=l*A+h*d+a*u-o*c,t[e+3]=h*A-a*c-o*u-l*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,i,n){return this._x=t,this._y=e,this._z=i,this._w=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e){const i=t._x,n=t._y,s=t._z,r=t._order,a=Math.cos,o=Math.sin,l=a(i/2),h=a(n/2),c=a(s/2),u=o(i/2),d=o(n/2),A=o(s/2);switch(r){case"XYZ":this._x=u*h*c+l*d*A,this._y=l*d*c-u*h*A,this._z=l*h*A+u*d*c,this._w=l*h*c-u*d*A;break;case"YXZ":this._x=u*h*c+l*d*A,this._y=l*d*c-u*h*A,this._z=l*h*A-u*d*c,this._w=l*h*c+u*d*A;break;case"ZXY":this._x=u*h*c-l*d*A,this._y=l*d*c+u*h*A,this._z=l*h*A+u*d*c,this._w=l*h*c-u*d*A;break;case"ZYX":this._x=u*h*c-l*d*A,this._y=l*d*c+u*h*A,this._z=l*h*A-u*d*c,this._w=l*h*c+u*d*A;break;case"YZX":this._x=u*h*c+l*d*A,this._y=l*d*c+u*h*A,this._z=l*h*A-u*d*c,this._w=l*h*c-u*d*A;break;case"XZY":this._x=u*h*c-l*d*A,this._y=l*d*c-u*h*A,this._z=l*h*A+u*d*c,this._w=l*h*c+u*d*A;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+r)}return!1!==e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const i=e/2,n=Math.sin(i);return this._x=t.x*n,this._y=t.y*n,this._z=t.z*n,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,i=e[0],n=e[4],s=e[8],r=e[1],a=e[5],o=e[9],l=e[2],h=e[6],c=e[10],u=i+a+c;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(h-o)*t,this._y=(s-l)*t,this._z=(r-n)*t}else if(i>a&&i>c){const t=2*Math.sqrt(1+i-a-c);this._w=(h-o)/t,this._x=.25*t,this._y=(n+r)/t,this._z=(s+l)/t}else if(a>c){const t=2*Math.sqrt(1+a-i-c);this._w=(s-l)/t,this._x=(n+r)/t,this._y=.25*t,this._z=(o+h)/t}else{const t=2*Math.sqrt(1+c-i-a);this._w=(r-n)/t,this._x=(s+l)/t,this._y=(o+h)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return i<Number.EPSILON?(i=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(ot(this.dot(t),-1,1)))}rotateTowards(t,e){const i=this.angleTo(t);if(0===i)return this;const n=Math.min(1,e/i);return this.slerp(t,n),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const i=t._x,n=t._y,s=t._z,r=t._w,a=e._x,o=e._y,l=e._z,h=e._w;return this._x=i*h+r*a+n*l-s*o,this._y=n*h+r*o+s*a-i*l,this._z=s*h+r*l+i*o-n*a,this._w=r*h-i*a-n*o-s*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const i=this._x,n=this._y,s=this._z,r=this._w;let a=r*t._w+i*t._x+n*t._y+s*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=r,this._x=i,this._y=n,this._z=s,this;const o=1-a*a;if(o<=Number.EPSILON){const t=1-e;return this._w=t*r+e*this._w,this._x=t*i+e*this._x,this._y=t*n+e*this._y,this._z=t*s+e*this._z,this.normalize(),this._onChangeCallback(),this}const l=Math.sqrt(o),h=Math.atan2(l,a),c=Math.sin((1-e)*h)/l,u=Math.sin(e*h)/l;return this._w=r*c+this._w*u,this._x=i*c+this._x*u,this._y=n*c+this._y*u,this._z=s*c+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=Math.random(),e=Math.sqrt(1-t),i=Math.sqrt(t),n=2*Math.PI*Math.random(),s=2*Math.PI*Math.random();return this.set(e*Math.cos(n),i*Math.sin(s),i*Math.cos(s),e*Math.sin(n))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Ht{constructor(t=0,e=0,i=0){Ht.prototype.isVector3=!0,this.x=t,this.y=e,this.z=i}set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(Wt.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(Wt.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,n=this.z,s=t.elements;return this.x=s[0]*e+s[3]*i+s[6]*n,this.y=s[1]*e+s[4]*i+s[7]*n,this.z=s[2]*e+s[5]*i+s[8]*n,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,n=this.z,s=t.elements,r=1/(s[3]*e+s[7]*i+s[11]*n+s[15]);return this.x=(s[0]*e+s[4]*i+s[8]*n+s[12])*r,this.y=(s[1]*e+s[5]*i+s[9]*n+s[13])*r,this.z=(s[2]*e+s[6]*i+s[10]*n+s[14])*r,this}applyQuaternion(t){const e=this.x,i=this.y,n=this.z,s=t.x,r=t.y,a=t.z,o=t.w,l=o*e+r*n-a*i,h=o*i+a*e-s*n,c=o*n+s*i-r*e,u=-s*e-r*i-a*n;return this.x=l*o+u*-s+h*-a-c*-r,this.y=h*o+u*-r+c*-s-l*-a,this.z=c*o+u*-a+l*-r-h*-s,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,i=this.y,n=this.z,s=t.elements;return this.x=s[0]*e+s[4]*i+s[8]*n,this.y=s[1]*e+s[5]*i+s[9]*n,this.z=s[2]*e+s[6]*i+s[10]*n,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(t,Math.min(e,i)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const i=t.x,n=t.y,s=t.z,r=e.x,a=e.y,o=e.z;return this.x=n*o-s*a,this.y=s*r-i*o,this.z=i*a-n*r,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return Vt.copy(this).projectOnVector(t),this.sub(Vt)}reflect(t){return this.sub(Vt.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(ot(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y,n=this.z-t.z;return e*e+i*i+n*n}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,i){const n=Math.sin(e)*t;return this.x=n*Math.sin(i),this.y=Math.cos(e)*t,this.z=n*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),n=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=n,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=2*(Math.random()-.5),e=Math.random()*Math.PI*2,i=Math.sqrt(1-t**2);return this.x=i*Math.cos(e),this.y=i*Math.sin(e),this.z=t,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Vt=new Ht,Wt=new zt;class qt{constructor(t=new Ht(1/0,1/0,1/0),e=new Ht(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){let e=1/0,i=1/0,n=1/0,s=-1/0,r=-1/0,a=-1/0;for(let o=0,l=t.length;o<l;o+=3){const l=t[o],h=t[o+1],c=t[o+2];l<e&&(e=l),h<i&&(i=h),c<n&&(n=c),l>s&&(s=l),h>r&&(r=h),c>a&&(a=c)}return this.min.set(e,i,n),this.max.set(s,r,a),this}setFromBufferAttribute(t){let e=1/0,i=1/0,n=1/0,s=-1/0,r=-1/0,a=-1/0;for(let o=0,l=t.count;o<l;o++){const l=t.getX(o),h=t.getY(o),c=t.getZ(o);l<e&&(e=l),h<i&&(i=h),c<n&&(n=c),l>s&&(s=l),h>r&&(r=h),c>a&&(a=c)}return this.min.set(e,i,n),this.max.set(s,r,a),this}setFromPoints(t){this.makeEmpty();for(let e=0,i=t.length;e<i;e++)this.expandByPoint(t[e]);return this}setFromCenterAndSize(t,e){const i=Yt.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(i),this.max.copy(t).add(i),this}setFromObject(t,e=!1){return this.makeEmpty(),this.expandByObject(t,e)}clone(){return(new this.constructor).copy(this)}copy(t){return this.min.copy(t.min),this.max.copy(t.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(t){return this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)}expandByPoint(t){return this.min.min(t),this.max.max(t),this}expandByVector(t){return this.min.sub(t),this.max.add(t),this}expandByScalar(t){return this.min.addScalar(-t),this.max.addScalar(t),this}expandByObject(t,e=!1){t.updateWorldMatrix(!1,!1);const i=t.geometry;if(void 0!==i)if(e&&null!=i.attributes&&void 0!==i.attributes.position){const e=i.attributes.position;for(let i=0,n=e.count;i<n;i++)Yt.fromBufferAttribute(e,i).applyMatrix4(t.matrixWorld),this.expandByPoint(Yt)}else null===i.boundingBox&&i.computeBoundingBox(),Jt.copy(i.boundingBox),Jt.applyMatrix4(t.matrixWorld),this.union(Jt);const n=t.children;for(let t=0,i=n.length;t<i;t++)this.expandByObject(n[t],e);return this}containsPoint(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y||t.z<this.min.z||t.z>this.max.z)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y||t.max.z<this.min.z||t.min.z>this.max.z)}intersectsSphere(t){return this.clampPoint(t.center,Yt),Yt.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(ie),ne.subVectors(this.max,ie),Xt.subVectors(t.a,ie),Kt.subVectors(t.b,ie),$t.subVectors(t.c,ie),Zt.subVectors(Kt,Xt),te.subVectors($t,Kt),ee.subVectors(Xt,$t);let e=[0,-Zt.z,Zt.y,0,-te.z,te.y,0,-ee.z,ee.y,Zt.z,0,-Zt.x,te.z,0,-te.x,ee.z,0,-ee.x,-Zt.y,Zt.x,0,-te.y,te.x,0,-ee.y,ee.x,0];return!!ae(e,Xt,Kt,$t,ne)&&(e=[1,0,0,0,1,0,0,0,1],!!ae(e,Xt,Kt,$t,ne)&&(se.crossVectors(Zt,te),e=[se.x,se.y,se.z],ae(e,Xt,Kt,$t,ne)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return Yt.copy(t).clamp(this.min,this.max).sub(t).length()}getBoundingSphere(t){return this.getCenter(t.center),t.radius=.5*this.getSize(Yt).length(),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(jt[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),jt[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),jt[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),jt[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),jt[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),jt[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),jt[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),jt[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(jt)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const jt=[new Ht,new Ht,new Ht,new Ht,new Ht,new Ht,new Ht,new Ht],Yt=new Ht,Jt=new qt,Xt=new Ht,Kt=new Ht,$t=new Ht,Zt=new Ht,te=new Ht,ee=new Ht,ie=new Ht,ne=new Ht,se=new Ht,re=new Ht;function ae(t,e,i,n,s){for(let r=0,a=t.length-3;r<=a;r+=3){re.fromArray(t,r);const a=s.x*Math.abs(re.x)+s.y*Math.abs(re.y)+s.z*Math.abs(re.z),o=e.dot(re),l=i.dot(re),h=n.dot(re);if(Math.max(-Math.max(o,l,h),Math.min(o,l,h))>a)return!1}return!0}const oe=new qt,le=new Ht,he=new Ht;class ce{constructor(t=new Ht,e=-1){this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const i=this.center;void 0!==e?i.copy(e):oe.setFromPoints(t).getCenter(i);let n=0;for(let e=0,s=t.length;e<s;e++)n=Math.max(n,i.distanceToSquared(t[e]));return this.radius=Math.sqrt(n),this}copy(t){return this.center.copy(t.center),this.radius=t.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(t){return t.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(t){return t.distanceTo(this.center)-this.radius}intersectsSphere(t){const e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e}intersectsBox(t){return t.intersectsSphere(this)}intersectsPlane(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius}clampPoint(t,e){const i=this.center.distanceToSquared(t);return e.copy(t),i>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}

17applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;le.subVectors(t,this.center);const e=le.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.addScaledVector(le,i/t),this.radius+=i}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(he.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(le.copy(t.center).add(he)),this.expandByPoint(le.copy(t.center).sub(he))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const ue=new Ht,de=new Ht,Ae=new Ht,pe=new Ht,me=new Ht,ge=new Ht,fe=new Ht;class ve{constructor(t=new Ht,e=new Ht(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.direction).multiplyScalar(t).add(this.origin)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,ue)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const i=e.dot(this.direction);return i<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(i).add(this.origin)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=ue.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(ue.copy(this.direction).multiplyScalar(e).add(this.origin),ue.distanceToSquared(t))}distanceSqToSegment(t,e,i,n){de.copy(t).add(e).multiplyScalar(.5),Ae.copy(e).sub(t).normalize(),pe.copy(this.origin).sub(de);const s=.5*t.distanceTo(e),r=-this.direction.dot(Ae),a=pe.dot(this.direction),o=-pe.dot(Ae),l=pe.lengthSq(),h=Math.abs(1-r*r);let c,u,d,A;if(h>0)if(c=r*o-a,u=r*a-o,A=s*h,c>=0)if(u>=-A)if(u<=A){const t=1/h;c*=t,u*=t,d=c*(c+r*u+2*a)+u*(r*c+u+2*o)+l}else u=s,c=Math.max(0,-(r*u+a)),d=-c*c+u*(u+2*o)+l;else u=-s,c=Math.max(0,-(r*u+a)),d=-c*c+u*(u+2*o)+l;else u<=-A?(c=Math.max(0,-(-r*s+a)),u=c>0?-s:Math.min(Math.max(-s,-o),s),d=-c*c+u*(u+2*o)+l):u<=A?(c=0,u=Math.min(Math.max(-s,-o),s),d=u*(u+2*o)+l):(c=Math.max(0,-(r*s+a)),u=c>0?s:Math.min(Math.max(-s,-o),s),d=-c*c+u*(u+2*o)+l);else u=r>0?-s:s,c=Math.max(0,-(r*u+a)),d=-c*c+u*(u+2*o)+l;return i&&i.copy(this.direction).multiplyScalar(c).add(this.origin),n&&n.copy(Ae).multiplyScalar(u).add(de),d}intersectSphere(t,e){ue.subVectors(t.center,this.origin);const i=ue.dot(this.direction),n=ue.dot(ue)-i*i,s=t.radius*t.radius;if(n>s)return null;const r=Math.sqrt(s-n),a=i-r,o=i+r;return a<0&&o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,n,s,r,a,o;const l=1/this.direction.x,h=1/this.direction.y,c=1/this.direction.z,u=this.origin;return l>=0?(i=(t.min.x-u.x)*l,n=(t.max.x-u.x)*l):(i=(t.max.x-u.x)*l,n=(t.min.x-u.x)*l),h>=0?(s=(t.min.y-u.y)*h,r=(t.max.y-u.y)*h):(s=(t.max.y-u.y)*h,r=(t.min.y-u.y)*h),i>r||s>n?null:((s>i||isNaN(i))&&(i=s),(r<n||isNaN(n))&&(n=r),c>=0?(a=(t.min.z-u.z)*c,o=(t.max.z-u.z)*c):(a=(t.max.z-u.z)*c,o=(t.min.z-u.z)*c),i>o||a>n?null:((a>i||i!=i)&&(i=a),(o<n||n!=n)&&(n=o),n<0?null:this.at(i>=0?i:n,e)))}intersectsBox(t){return null!==this.intersectBox(t,ue)}intersectTriangle(t,e,i,n,s){me.subVectors(e,t),ge.subVectors(i,t),fe.crossVectors(me,ge);let r,a=this.direction.dot(fe);if(a>0){if(n)return null;r=1}else{if(!(a<0))return null;r=-1,a=-a}pe.subVectors(this.origin,t);const o=r*this.direction.dot(ge.crossVectors(pe,ge));if(o<0)return null;const l=r*this.direction.dot(me.cross(pe));if(l<0)return null;if(o+l>a)return null;const h=-r*pe.dot(fe);return h<0?null:this.at(h/a,s)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class ye{constructor(){ye.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]}set(t,e,i,n,s,r,a,o,l,h,c,u,d,A,p,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=i,g[12]=n,g[1]=s,g[5]=r,g[9]=a,g[13]=o,g[2]=l,g[6]=h,g[10]=c,g[14]=u,g[3]=d,g[7]=A,g[11]=p,g[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new ye).fromArray(this.elements)}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],e[9]=i[9],e[10]=i[10],e[11]=i[11],e[12]=i[12],e[13]=i[13],e[14]=i[14],e[15]=i[15],this}copyPosition(t){const e=this.elements,i=t.elements;return e[12]=i[12],e[13]=i[13],e[14]=i[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,i){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(t,e,i){return this.set(t.x,e.x,i.x,0,t.y,e.y,i.y,0,t.z,e.z,i.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,i=t.elements,n=1/xe.setFromMatrixColumn(t,0).length(),s=1/xe.setFromMatrixColumn(t,1).length(),r=1/xe.setFromMatrixColumn(t,2).length();return e[0]=i[0]*n,e[1]=i[1]*n,e[2]=i[2]*n,e[3]=0,e[4]=i[4]*s,e[5]=i[5]*s,e[6]=i[6]*s,e[7]=0,e[8]=i[8]*r,e[9]=i[9]*r,e[10]=i[10]*r,e[11

17]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){const e=this.elements,i=t.x,n=t.y,s=t.z,r=Math.cos(i),a=Math.sin(i),o=Math.cos(n),l=Math.sin(n),h=Math.cos(s),c=Math.sin(s);if("XYZ"===t.order){const t=r*h,i=r*c,n=a*h,s=a*c;e[0]=o*h,e[4]=-o*c,e[8]=l,e[1]=i+n*l,e[5]=t-s*l,e[9]=-a*o,e[2]=s-t*l,e[6]=n+i*l,e[10]=r*o}else if("YXZ"===t.order){const t=o*h,i=o*c,n=l*h,s=l*c;e[0]=t+s*a,e[4]=n*a-i,e[8]=r*l,e[1]=r*c,e[5]=r*h,e[9]=-a,e[2]=i*a-n,e[6]=s+t*a,e[10]=r*o}else if("ZXY"===t.order){const t=o*h,i=o*c,n=l*h,s=l*c;e[0]=t-s*a,e[4]=-r*c,e[8]=n+i*a,e[1]=i+n*a,e[5]=r*h,e[9]=s-t*a,e[2]=-r*l,e[6]=a,e[10]=r*o}else if("ZYX"===t.order){const t=r*h,i=r*c,n=a*h,s=a*c;e[0]=o*h,e[4]=n*l-i,e[8]=t*l+s,e[1]=o*c,e[5]=s*l+t,e[9]=i*l-n,e[2]=-l,e[6]=a*o,e[10]=r*o}else if("YZX"===t.order){const t=r*o,i=r*l,n=a*o,s=a*l;e[0]=o*h,e[4]=s-t*c,e[8]=n*c+i,e[1]=c,e[5]=r*h,e[9]=-a*h,e[2]=-l*h,e[6]=i*c+n,e[10]=t-s*c}else if("XZY"===t.order){const t=r*o,i=r*l,n=a*o,s=a*l;e[0]=o*h,e[4]=-c,e[8]=l*h,e[1]=t*c+s,e[5]=r*h,e[9]=i*c-n,e[2]=n*c-i,e[6]=a*h,e[10]=s*c+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(Ee,t,we)}lookAt(t,e,i){const n=this.elements;return Ie.subVectors(t,e),0===Ie.lengthSq()&&(Ie.z=1),Ie.normalize(),Ce.crossVectors(i,Ie),0===Ce.lengthSq()&&(1===Math.abs(i.z)?Ie.x+=1e-4:Ie.z+=1e-4,Ie.normalize(),Ce.crossVectors(i,Ie)),Ce.normalize(),be.crossVectors(Ie,Ce),n[0]=Ce.x,n[4]=be.x,n[8]=Ie.x,n[1]=Ce.y,n[5]=be.y,n[9]=Ie.y,n[2]=Ce.z,n[6]=be.z,n[10]=Ie.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,n=e.elements,s=this.elements,r=i[0],a=i[4],o=i[8],l=i[12],h=i[1],c=i[5],u=i[9],d=i[13],A=i[2],p=i[6],m=i[10],g=i[14],f=i[3],v=i[7],y=i[11],x=i[15],_=n[0],E=n[4],w=n[8],C=n[12],b=n[1],I=n[5],S=n[9],M=n[13],B=n[2],T=n[6],R=n[10],D=n[14],L=n[3],Q=n[7],P=n[11],F=n[15];return s[0]=r*_+a*b+o*B+l*L,s[4]=r*E+a*I+o*T+l*Q,s[8]=r*w+a*S+o*R+l*P,s[12]=r*C+a*M+o*D+l*F,s[1]=h*_+c*b+u*B+d*L,s[5]=h*E+c*I+u*T+d*Q,s[9]=h*w+c*S+u*R+d*P,s[13]=h*C+c*M+u*D+d*F,s[2]=A*_+p*b+m*B+g*L,s[6]=A*E+p*I+m*T+g*Q,s[10]=A*w+p*S+m*R+g*P,s[14]=A*C+p*M+m*D+g*F,s[3]=f*_+v*b+y*B+x*L,s[7]=f*E+v*I+y*T+x*Q,s[11]=f*w+v*S+y*R+x*P,s[15]=f*C+v*M+y*D+x*F,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[4],n=t[8],s=t[12],r=t[1],a=t[5],o=t[9],l=t[13],h=t[2],c=t[6],u=t[10],d=t[14];return t[3]*(+s*o*c-n*l*c-s*a*u+i*l*u+n*a*d-i*o*d)+t[7]*(+e*o*d-e*l*u+s*r*u-n*r*d+n*l*h-s*o*h)+t[11]*(+e*l*c-e*a*d-s*r*c+i*r*d+s*a*h-i*l*h)+t[15]*(-n*a*h-e*o*c+e*a*u+n*r*c-i*r*u+i*o*h)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,i){const n=this.elements;return t.isVector3?(n[12]=t.x,n[13]=t.y,n[14]=t.z):(n[12]=t,n[13]=e,n[14]=i),this}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],s=t[3],r=t[4],a=t[5],o=t[6],l=t[7],h=t[8],c=t[9],u=t[10],d=t[11],A=t[12],p=t[13],m=t[14],g=t[15],f=c*m*l-p*u*l+p*o*d-a*m*d-c*o*g+a*u*g,v=A*u*l-h*m*l-A*o*d+r*m*d+h*o*g-r*u*g,y=h*p*l-A*c*l+A*a*d-r*p*d-h*a*g+r*c*g,x=A*c*o-h*p*o-A*a*u+r*p*u+h*a*m-r*c*m,_=e*f+i*v+n*y+s*x;if(0===_)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const E=1/_;return t[0]=f*E,t[1]=(p*u*s-c*m*s-p*n*d+i*m*d+c*n*g-i*u*g)*E,t[2]=(a*m*s-p*o*s+p*n*l-i*m*l-a*n*g+i*o*g)*E,t[3]=(c*o*s-a*u*s-c*n*l+i*u*l+a*n*d-i*o*d)*E,t[4]=v*E,t[5]=(h*m*s-A*u*s+A*n*d-e*m*d-h*n*g+e*u*g)*E,t[6]=(A*o*s-r*m*s-A*n*l+e*m*l+r*n*g-e*o*g)*E,t[7]=(r*u*s-h*o*s+h*n*l-e*u*l-r*n*d+e*o*d)*E,t[8]=y*E,t[9]=(A*c*s-h*p*s-A*i*d+e*p*d+h*i*g-e*c*g)*E,t[10]=(r*p*s-A*a*s+A*i*l-e*p*l-r*i*g+e*a*g)*E,t[11]=(h*a*s-r*c*s-h*i*l+e*c*l+r*i*d-e*a*d)*E,t[12]=x*E,t[13]=(h*p*n-A*c*n+A*i*u-e*p*u-h*i*m+e*c*m)*E,t[14]=(A*a*n-r*p*n-A*i*o+e*p*o+r*i*m-e*a*m)*E,t[15]=(r*c*n-h*a*n+h*i*o-e*c*o-r*i*u+e*a*u)*E,this}scale(t){const e=this.elements,i=t.x,n=t.y,s=t.z;return e[0]*=i,e[4]*=n,e[8]*=s,e[1]*=i,e[5]*=n,e[9]*=s,e[2]*=i,e[6]*=n,e[10]*=s,e[3]*=i,e[7]*=n,e[11]*=s,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],i=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],n=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,i,n))}makeTranslation(t,e,i){return this.set(1,0,0,t,0,1,0,e,0,0,1,i,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),i=Math.sin(t);return this.set(1,0,0,0,0,e,-i,0,0,i,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,0,i,0,0,1,0,0,-i,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,0,i,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const i=Math.cos(e),n=Math.sin(e),s=1-i,r=t.x,a=t.y,o=t.z,l=s*r,h=s*a;return this.set(l*r+i,l*a-n*o,l*o+n*a,0,l*a+n*o,h*a+i,h*o-n*r,0,l*o-n*a,h*o+n*r,s*o*o+i,0,0,0,0,1),this}makeScale(t,e,i){return this.set(t,0,0,0,0,e,0,0,0,0,i,0,0,0,0,1),this}makeShear(t,e,i,n,s,r){return this.set(1,i,s,0,t,1,r,0,e,n,1,0,0,0,0,1),this}compose(t,e,i){const n=this.elements,s=e._x,r=e._y,a=e._z,o=e._w,l=s+s,h=r+r,c=a+a,u=s*l,d=s*h,A=s*c,p=r*h,m=r*c,g=a*c,f=o*l,v=o*h,y=o*c,x=i.x,_=i.y,E=i.z;return n[0]=(1-(p+g))*x,n[1]=(d+y)*x,n[2]=(A-v)*x,n[3]=0,n[4]=(d-y)*_,n[5]=(1-(u+g))*_,n[6]=(m+f)*_,n[7]=0,n[8]=(A+v)*E,n[9]=(m-f)*E,n[10]=(1-(u+p))*E,n[11]=0,n[12]=t.x,n[13]=t.y,n[14]=t.z,n[15]=1,this}decompose(t,e,i){const n=this.elements;let s=xe.set(n[0],n[1],n[2]).length();const r=xe.set(n[4],n[5],n[6]).length(),a=xe.set(n[8],n[9],n[10]).length();this.determinant()<0&&(s=-s),t.x=n[12],t.y=n[13],t.z=n[14],_e.copy(this);const o=1/s,l=1/r,h=1/a;return _e.elements[0]*=o,_e.elements[1]*=o,_e.elements[2]*=o,_e.elements[4]*=l,_e.elements[5]*=l,_e.elements[6]*=l,_e.elements[8]*=h,_e.elements[9]*=h,_e.elements[10]*=h,e.setFromRotationMatrix(_e),i.x=s,i.y=r,i.z=a,this}makePerspective(t,e,i,n,s,r){const a=this.elements,o=2*s/(e-t),l=2*s/(i-n),h=(e+t)/(e-t),c=(i+n)/(i-n),u=-(r+s)/(r-s),d=-2*r*s/(r-s);return a[0]=o,a[4]=0,a[8]=h,a[12]=0,a[1]=0,a[5]=l,a[9]=c,a[13]=0,a[2]=0,a[6]=0,a[10]=u,a[14]=d,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this}makeOrthographic(t,e,i,n,s,r){const a=this.elements,o=1/(e-t),l=1/(i-n),h=1/(r-s),c=(e+t)*o,u=(i+n)*l,d=(r+s)*h;return a[0]=2*o,a[4]=0,a[8]=0,a[12]=-c,a[1]=0,a[5]=2*l,a[9]=0,a[13]=-u,a[2]=0,a[6]=0,a[10]=-2*h,a[14]=-d,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<16;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<16;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t[e+9]=i[9],t[e+10]=i[10],t[e+11]=i[11],t[e+12]=i[12],t[e+13]=i[13],t[e+14]=i[14],t[e+15]=i[15],t}}const xe=new Ht,_e=new ye,Ee=new Ht(0,0,0),we=new Ht(1,1,1),Ce=new Ht,be=new Ht,Ie=new Ht,Se=new ye,Me=new zt;class Be{constructor(t=0,e=0,i=0,n=Be.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=i,this._order=n}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,i,n=this._order){return this._x=t,this._y=e,this._z=i,this._order=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,i=!0){const n=t.elements,s=n[0],r=n[4],a=n[8],o=n[1],l=n[5],h=n[9],c=n[2],u=n[6],d=n[10];switch(e){case"XYZ":this._y=Math.asin(ot(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-h,d),this._z=Math.atan2(-r,s)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-ot(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-c,s),this._z=0);break;case"ZXY":this._x=Math.asin(ot(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-c,d),this._z=Math.atan2(-r,l)):(this._y=0,this._z=Math.atan2(o,s));break;case"ZYX":this._y=Math.asin(-ot(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,s)):(this._x=0,this._z=Math.atan2(-r,l));break;case"YZX":this._z=Math.asin(ot(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-h,l),this._y=Math.atan2(-c,s)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-ot(r,-1,1)),Math.abs(r)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,s)):(this._x=Math.atan2(-h,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===i&&this._onChangeCallback(),this}setFromQuaternion(t,e,i){return Se.makeRotationFromQuaternion(t),this.setFromRotationMatrix(Se,e,i)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return Me.setFromEuler(this),this.setFromQuaternion(Me,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Be.DEFAULT_ORDER="XYZ";class Te{constructor(){this.mask=1}set(t){this.mask=(1<<t|0)>>>0}enable(t){this.mask|=1<<t|0}enableAll(){this.mask=-1}toggle(t){this.mask^=1<<t|0}disable(t){this.mask&=~(1<<t|0)}disableAll(){this.mask=0}test(t){return 0!=(this.mask&t.mask)}isEnabled(t){return 0!=(this.mask&(1<<t|0))}}let Re=0;const De=new Ht,Le=new zt,Qe=new ye,Pe=new Ht,Fe=new Ht,Ne=new Ht,Ue=new zt,ke=new Ht(1,0,0),Oe=new Ht(0,1,0),Ge=new Ht(0,0,1),ze={type:"added"},He={type:"removed"};class Ve extends et{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Re++}),this.uuid=at(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Ve.DEFAULT_UP.clone();const t=new Ht,e=new Be,i=new zt,n=new Ht(1,1,1);e._onChange((function(){i.setFromEuler(e,!1)})),i._onChange((function(){e.setFromQuaternion(i,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:t},rotation:{configurable:!0,enumerable:!0,value:e},quaternion:{configurable:!0,enumerable:!0,value:i},scale:{configurable:!0,enumerable:!0,value:n},modelViewMatrix:{value:new ye},normalMatrix:{value:new ft}}),this.matrix=new ye,this.matrixWorld=new ye,this.matrixAutoUpdate=Ve.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.matrixWorldAutoUpdate=Ve.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.layers=new Te,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeRender(){}onAfterRender(){}applyMatrix4(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(t){return this.quaternion.premultiply(t),this}setRotationFromAxisAngle(t,e){this.quaternion.setFromAxisAngle(t,e)}setRotationFromEuler(t){this.quaternion.setFromEuler(t,!0)}

17setRotationFromMatrix(t){this.quaternion.setFromRotationMatrix(t)}setRotationFromQuaternion(t){this.quaternion.copy(t)}rotateOnAxis(t,e){return Le.setFromAxisAngle(t,e),this.quaternion.multiply(Le),this}rotateOnWorldAxis(t,e){return Le.setFromAxisAngle(t,e),this.quaternion.premultiply(Le),this}rotateX(t){return this.rotateOnAxis(ke,t)}rotateY(t){return this.rotateOnAxis(Oe,t)}rotateZ(t){return this.rotateOnAxis(Ge,t)}translateOnAxis(t,e){return De.copy(t).applyQuaternion(this.quaternion),this.position.add(De.multiplyScalar(e)),this}translateX(t){return this.translateOnAxis(ke,t)}translateY(t){return this.translateOnAxis(Oe,t)}translateZ(t){return this.translateOnAxis(Ge,t)}localToWorld(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(this.matrixWorld)}worldToLocal(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(Qe.copy(this.matrixWorld).invert())}lookAt(t,e,i){t.isVector3?Pe.copy(t):Pe.set(t,e,i);const n=this.parent;this.updateWorldMatrix(!0,!1),Fe.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Qe.lookAt(Fe,Pe,this.up):Qe.lookAt(Pe,Fe,this.up),this.quaternion.setFromRotationMatrix(Qe),n&&(Qe.extractRotation(n.matrixWorld),Le.setFromRotationMatrix(Qe),this.quaternion.premultiply(Le.invert()))}add(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return t===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",t),this):(t&&t.isObject3D?(null!==t.parent&&t.parent.remove(t),t.parent=this,this.children.push(t),t.dispatchEvent(ze)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",t),this)}remove(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.remove(arguments[t]);return this}const e=this.children.indexOf(t);return-1!==e&&(t.parent=null,this.children.splice(e,1),t.dispatchEvent(He)),this}removeFromParent(){const t=this.parent;return null!==t&&t.remove(this),this}clear(){for(let t=0;t<this.children.length;t++){const e=this.children[t];e.parent=null,e.dispatchEvent(He)}return this.children.length=0,this}attach(t){return this.updateWorldMatrix(!0,!1),Qe.copy(this.matrixWorld).invert(),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),Qe.multiply(t.parent.matrixWorld)),t.applyMatrix4(Qe),this.add(t),t.updateWorldMatrix(!1,!0),this}getObjectById(t){return this.getObjectByProperty("id",t)}getObjectByName(t){return this.getObjectByProperty("name",t)}getObjectByProperty(t,e){if(this[t]===e)return this;for(let i=0,n=this.children.length;i<n;i++){const n=this.children[i].getObjectByProperty(t,e);if(void 0!==n)return n}}getObjectsByProperty(t,e){let i=[];this[t]===e&&i.push(this);for(let n=0,s=this.children.length;n<s;n++){const s=this.children[n].getObjectsByProperty(t,e);s.length>0&&(i=i.concat(s))}return i}getWorldPosition(t){return this.updateWorldMatrix(!0,!1),t.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Fe,t,Ne),t}getWorldScale(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Fe,Ue,t),t}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()}raycast(){}traverse(t){t(this);const e=this.children;for(let i=0,n=e.length;i<n;i++)e[i].traverse(t)}traverseVisible(t){if(!1===this.visible)return;t(this);const e=this.children;for(let i=0,n=e.length;i<n;i++)e[i].traverseVisible(t)}traverseAncestors(t){const e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,t=!0);const e=this.children;for(let i=0,n=e.length;i<n;i++){const n=e[i];!0!==n.matrixWorldAutoUpdate&&!0!==t||n.updateMatrixWorld(t)}}updateWorldMatrix(t,e){const i=this.parent;if(!0===t&&null!==i&&!0===i.matrixWorldAutoUpdate&&i.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix

17):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===e){const t=this.children;for(let e=0,i=t.length;e<i;e++){const i=t[e];!0===i.matrixWorldAutoUpdate&&i.updateWorldMatrix(!1,!0)}}}toJSON(t){const e=void 0===t||"string"==typeof t,i={};e&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},i.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});const n={};function s(e,i){return void 0===e[i.uuid]&&(e[i.uuid]=i.toJSON(t)),i.uuid}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),!0===this.castShadow&&(n.castShadow=!0),!0===this.receiveShadow&&(n.receiveShadow=!0),!1===this.visible&&(n.visible=!1),!1===this.frustumCulled&&(n.frustumCulled=!1),0!==this.renderOrder&&(n.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(n.userData=this.userData),n.layers=this.layers.mask,n.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(n.matrixAutoUpdate=!1),this.isInstancedMesh&&(n.type="InstancedMesh",n.count=this.count,n.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(n.instanceColor=this.instanceColor.toJSON())),this.isScene)this.background&&(this.background.isColor?n.background=this.background.toJSON():this.background.isTexture&&(n.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(n.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){n.geometry=s(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,n=i.length;e<n;e++){const n=i[e];s(t.shapes,n)}else s(t.shapes,i)}}if(this.isSkinnedMesh&&(n.bindMode=this.bindMode,n.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(s(t.skeletons,this.skeleton),n.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const e=[];for(let i=0,n=this.material.length;i<n;i++)e.push(s(t.materials,this.material[i]));n.material=e}else n.material=s(t.materials,this.material);if(this.children.length>0){n.children=[];for(let e=0;e<this.children.length;e++)n.children.push(this.children[e].toJSON(t).object)}if(this.animations.length>0){n.animations=[];for(let e=0;e<this.animations.length;e++){const i=this.animations[e];n.animations.push(s(t.animations,i))}}if(e){const e=r(t.geometries),n=r(t.materials),s=r(t.textures),a=r(t.images),o=r(t.shapes),l=r(t.skeletons),h=r(t.animations),c=r(t.nodes);e.length>0&&(i.geometries=e),n.length>0&&(i.materials=n),s.length>0&&(i.textures=s),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),l.length>0&&(i.skeletons=l),h.length>0&&(i.animations=h),c.length>0&&(i.nodes=c)}return i.object=n,i;function r(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e<t.children.length;e++){const i=t.children[e];this.add(i.clone())}return this}}Ve.DEFAULT_UP=new Ht(0,1,0),Ve.DEFAULT_MATRIX_AUTO_UPDATE=!0,Ve.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const We=new Ht,qe=new Ht,je=new Ht,Ye=new Ht,Je=new Ht,Xe=new Ht,Ke=new Ht,$e=new Ht,Ze=new Ht,ti=new Ht;class ei{constructor(t=new Ht,e=new Ht,i=new Ht){this.a=t,this.b=e,this.c=i}static getNormal(t,e,i,n){n.subVectors(i,e),We.subVectors(t,e),n.cross(We);const s=n.lengthSq();return s>0?n.multiplyScalar(1/Math.sqrt(s)):n.set(0,0,0)}static getBarycoord(t,e,i,n,s){We.subVectors(n,e),qe.subVectors(i,e),je.subVectors(t,e);const r=We.dot(We),a=We.dot(qe),o=We.dot(je),l=qe.dot(qe),h=qe.dot(je),c=r*l-a*a;if(0===c)return s.set(-2,-1,-1);const u=1/c,d=(l*o-a*h)*u,A=(r*h-a*o)*u;return s.set(1-d-A,A,d)}static containsPoint(t,e,i,n){return this.getBarycoord(t,e,i,n,Ye),Ye.x>=0&&Ye.y>=0&&Ye.x+Ye.y<=1}static getUV(t,e,i,n,s,r,a,o){return this.getBarycoord(t,e,i,n,Ye),o.set(0,0),o.addScaledVector(s,Ye.x),o.addScaledVector(r,Ye.y),o.addScaledVector(a,Ye.z),o}static isFrontFacing(t,e,i,n){return We.subVectors(i,e),qe.subVectors(t,e),We.cross(qe).dot(n)<0}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,n){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[n]),this}setFromAttributeAndIndices(t,e,i,n){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,n),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return We.subVectors(this.c,this.b),qe.subVectors(this.a,this.b),.5*We.cross(qe).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return ei.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return ei.getBarycoord(t,this.a,this.b,this.c,e)}getUV(t,e,i,n,s){return ei.getUV(t,this.a,this.b,this.c,e,i,n,s)}containsPoint(t){return ei.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return ei.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,n=this.b,s=this.c;let r,a;Je.subVectors(n,i),Xe.subVectors(s,i),$e.subVectors(t,i);const o=Je.dot($e),l=Xe.dot($e);if(o<=0&&l<=0)return e.copy(i);Ze.subVectors(t,n);const h=Je.dot(Ze),c=Xe.dot(Ze);if(h>=0&&c<=h)return e.copy(n);const u=o*c-h*l;if(u<=0&&o>=0&&h<=0)return r=o/(o-h),e.copy(i).addScaledVector(Je,r);ti.subVectors(t,s);const d=Je.dot(ti),A=Xe.dot(ti);if(A>=0&&d<=A)return e.copy(s);const p=d*l-o*A;if(p<=0&&l>=0&&A<=0)return a=l/(l-A),e.copy(i).addScaledVector(Xe,a);const m=h*A-d*c;if(m<=0&&c-h>=0&&d-A>=0)return Ke.subVectors(s,n),a=(c-h)/(c-h+(d-A)),e.copy(n).addScaledVector(Ke,a);const g=1/(m+p+u);return r=p*g,a=u*g,e.copy(i).addScaledVector(Je,r).addScaledVector(Xe,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}let ii=0;class ni extends et{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:ii++}),this.uuid=at(),this.name="",this.type="Material",this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=s,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=K,this.stencilZFail=K,this.stencilZPass=K,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(t){this._alphaTest>0!=t>0&&this.version++,this._alphaTest=t}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const i=t[e];if(void 0===i){console.warn("THREE.Material: '"+e+"' parameter is undefined.");continue}const n=this[e];void 0!==n?n&&n.isColor?n.set(i):n&&n.isVector3&&i&&i.isVector3?n.copy(i):this[e]=i:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function n(t){const e=[];for(const i in t){const n=t[i];delete n.metadata,e.push(n)}return e}

17if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(i.blending=this.blending),0!==this.side&&(i.side=this.side),this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=this.transparent),i.depthFunc=this.depthFunc,i.depthTest=this.depthTest,i.depthWrite=this.depthWrite,i.colorWrite=this.colorWrite,i.stencilWrite=this.stencilWrite,i.stencilWriteMask=this.stencilWriteMask,i.stencilFunc=this.stencilFunc,i.stencilRef=this.stencilRef,i.stencilFuncMask=this.stencilFuncMask,i.stencilFail=this.stencilFail,i.stencilZFail=this.stencilZFail,i.stencilZPass=this.stencilZPass,void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaToCoverage&&(i.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=this.premultipliedAlpha),!0===this.forceSinglePass&&(i.forceSinglePass=this.forceSinglePass),!0===this.wireframe&&(i.wireframe=this.wireframe),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=this.flatShading),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData),e){const e=n(t.textures),s=n(t.images);e.length>0&&(i.textures=e),s.length>0&&(i.images=s)}return i}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let i=null;if(null!==e){const t=e.length;i=new Array(t);for(let n=0;n!==t;++n)i[n]=e[n].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class si extends ni{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Rt(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const ri=new Ht,ai=new gt;class oi{constructor(t,e,i=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=i,this.usage=$,this.updateRange={offset:0,count:-1},this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;

17for(let n=0,s=this.itemSize;n<s;n++)this.array[t+n]=e.array[i+n];return this}copyArray(t){return this.array.set(t),this}applyMatrix3(t){if(2===this.itemSize)for(let e=0,i=this.count;e<i;e++)ai.fromBufferAttribute(this,e),ai.applyMatrix3(t),this.setXY(e,ai.x,ai.y);else if(3===this.itemSize)for(let e=0,i=this.count;e<i;e++)ri.fromBufferAttribute(this,e),ri.applyMatrix3(t),this.setXYZ(e,ri.x,ri.y,ri.z);return this}applyMatrix4(t){for(let e=0,i=this.count;e<i;e++)ri.fromBufferAttribute(this,e),ri.applyMatrix4(t),this.setXYZ(e,ri.x,ri.y,ri.z);return this}applyNormalMatrix(t){for(let e=0,i=this.count;e<i;e++)ri.fromBufferAttribute(this,e),ri.applyNormalMatrix(t),this.setXYZ(e,ri.x,ri.y,ri.z);return this}transformDirection(t){for(let e=0,i=this.count;e<i;e++)ri.fromBufferAttribute(this,e),ri.transformDirection(t),this.setXYZ(e,ri.x,ri.y,ri.z);return this}set(t,e=0){return this.array.set(t,e),this}getX(t){let e=this.array[t*this.itemSize];return this.normalized&&(e=At(e,this.array)),e}setX(t,e){return this.normalized&&(e=pt(e,this.array)),this.array[t*this.itemSize]=e,this}getY(t){let e=this.array[t*this.itemSize+1];return this.normalized&&(e=At(e,this.array)),e}setY(t,e){return this.normalized&&(e=pt(e,this.array)),this.array[t*this.itemSize+1]=e,this}getZ(t){let e=this.array[t*this.itemSize+2];return this.normalized&&(e=At(e,this.array)),e}setZ(t,e){return this.normalized&&(e=pt(e,this.array)),this.array[t*this.itemSize+2]=e,this}getW(t){let e=this.array[t*this.itemSize+3];return this.normalized&&(e=At(e,this.array)),e}setW(t,e){return this.normalized&&(e=pt(e,this.array)),this.array[t*this.itemSize+3]=e,this}setXY(t,e,i){return t*=this.itemSize,this.normalized&&(e=pt(e,this.array),i=pt(i,this.array)),this.array[t+0]=e,this.array[t+1]=i,this}setXYZ(t,e,i,n){return t*=this.itemSize,this.normalized&&(e=pt(e,this.array),i=pt(i,this.array),n=pt(n,this.array)),this.array[t+0]=e,this.array[t+1]=i,this.array[t+2]=n,this}setXYZW(t,e,i,n,s){return t*=this.itemSize,this.normalized&&(e=pt(e,this.array),i=pt(i,this.array),n=pt(n,this.array),s=pt(s,this.array)),this.array[t+0]=e,this.array[t+1]=i,this.array[t+2]=n,this.array[t+3]=s,this}onUpload(t){return this.onUploadCallback=t,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const t={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(t.name=this.name),this.usage!==$&&(t.usage=this.usage),0===this.updateRange.offset&&-1===this.updateRange.count||(t.updateRange=this.updateRange),t}copyColorsArray(){console.error("THREE.BufferAttribute: copyColorsArray() was removed in r144.")}copyVector2sArray(){console.error("THREE.BufferAttribute: copyVector2sArray() was removed in r144.")}copyVector3sArray(){console.error("THREE.BufferAttribute: copyVector3sArray() was removed in r144.")}copyVector4sArray(){console.error("THREE.BufferAttribute: copyVector4sArray() was removed in r144.")}}class li extends oi{constructor(t,e,i){super(new Uint16Array(t),e,i)}}class hi extends oi{constructor(t,e,i){super(new Uint32Array(t),e,i)}}class ci extends oi{constructor(t,e,i){super(new Float32Array(t),e,i)}}let ui=0;const di=new ye,Ai=new Ve,pi=new Ht,mi=new qt,gi=new qt,fi=new Ht;class vi extends et{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:ui++}),this.uuid=at(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(yt(t)?hi:li)(t,1):this.index=t,this}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,i=0){this.groups.push({start:t,count:e,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;

17void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const i=this.attributes.normal;if(void 0!==i){const e=(new ft).getNormalMatrix(t);i.applyNormalMatrix(e),i.needsUpdate=!0}const n=this.attributes.tangent;return void 0!==n&&(n.transformDirection(t),n.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return di.makeRotationFromQuaternion(t),this.applyMatrix4(di),this}rotateX(t){return di.makeRotationX(t),this.applyMatrix4(di),this}rotateY(t){return di.makeRotationY(t),this.applyMatrix4(di),this}rotateZ(t){return di.makeRotationZ(t),this.applyMatrix4(di),this}translate(t,e,i){return di.makeTranslation(t,e,i),this.applyMatrix4(di),this}scale(t,e,i){return di.makeScale(t,e,i),this.applyMatrix4(di),this}lookAt(t){return Ai.lookAt(t),Ai.updateMatrix(),this.applyMatrix4(Ai.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(pi).negate(),this.translate(pi.x,pi.y,pi.z),this}setFromPoints(t){const e=[];for(let i=0,n=t.length;i<n;i++){const n=t[i];e.push(n.x,n.y,n.z||0)}return this.setAttribute("position",new ci(e,3)),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new qt);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "fal

17se".',this),void this.boundingBox.set(new Ht(-1/0,-1/0,-1/0),new Ht(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t<i;t++){const i=e[t];mi.setFromBufferAttribute(i),this.morphTargetsRelative?(fi.addVectors(this.boundingBox.min,mi.min),this.boundingBox.expandByPoint(fi),fi.addVectors(this.boundingBox.max,mi.max),this.boundingBox.expandByPoint(fi)):(this.boundingBox.expandByPoint(mi.min),this.boundingBox.expandByPoint(mi.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new ce);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "fal

17se".',this),void this.boundingSphere.set(new Ht,1/0);if(t){const i=this.boundingSphere.center;if(mi.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t<i;t++){const i=e[t];gi.setFromBufferAttribute(i),this.morphTargetsRelative?(fi.addVectors(mi.min,gi.min),mi.expandByPoint(fi),fi.addVectors(mi.max,gi.max),mi.expandByPoint(fi)):(mi.expandByPoint(gi.min),mi.expandByPoint(gi.max))}mi.getCenter(i);let n=0;for(let e=0,s=t.count;e<s;e++)fi.fromBufferAttribute(t,e),n=Math.max(n,i.distanceToSquared(fi));if(e)for(let s=0,r=e.length;s<r;s++){const r=e[s],a=this.morphTargetsRelative;for(let e=0,s=r.count;e<s;e++)fi.fromBufferAttribute(r,e),a&&(pi.fromBufferAttribute(t,e),fi.add(pi)),n=Math.max(n,i.distanceToSquared(fi))}this.boundingSphere.radius=Math.sqrt(n),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const t=this.index,e=this.attributes;if(null===t||void 0===e.position||void 0===e.normal||void 0===e.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const i=t.array,n=e.position.array,s=e.normal.array,r=e.uv.array,a=n.length/3;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new oi(new Float32Array(4*a),4));const o=this.getAttribute("tangent").array,l=[],h=[];for(let t=0;t<a;t++)l[t]=new Ht,h[t]=new Ht;const c=new Ht,u=new Ht,d=new Ht,A=new gt,p=new gt,m=new gt,g=new Ht,f=new Ht;function v(t,e,i){c.fromArray(n,3*t),u.fromArray(n,3*e),d.fromArray(n,3*i),A.fromArray(r,2*t),p.fromArray(r,2*e),m.fromArray(r,2*i),u.sub(c),d.sub(c),p.sub(A),m.sub(A);const s=1/(p.x*m.y-m.x*p.y);isFinite(s)&&(g.copy(u).multiplyScalar(m.y).addScaledVector(d,-p.y).multiplyScalar(s),f.copy(d).multiplyScalar(p.x).addScaledVector(u,-m.x).multiplyScalar(s),l[t].add(g),l[e].add(g),l[i].add(g),h[t].add(f),h[e].add(f),h[i].add(f))}let y=this.groups;0===y.length&&(y=[{start:0,count:i.length}]);for(let t=0,e=y.length;t<e;++t){const e=y[t],n=e.start;for(let t=n,s=n+e.count;t<s;t+=3)v(i[t+0],i[t+1],i[t+2])}const x=new Ht,_=new Ht,E=new Ht,w=new Ht;function C(t){E.fromArray(s,3*t),w.copy(E);const e=l[t];x.copy(e),x.sub(E.multiplyScalar(E.dot(e))).normalize(),_.crossVectors(w,e);const i=_.dot(h[t])<0?-1:1;o[4*t]=x.x,o[4*t+1]=x.y,o[4*t+2]=x.z,o[4*t+3]=i}for(let t=0,e=y.length;t<e;++t){const e=y[t],n=e.start;for(let t=n,s=n+e.count;t<s;t+=3)C(i[t+0]),C(i[t+1]),C(i[t+2])}}computeVertexNormals(){const t=this.index,e=this.getAttribute("position");if(void 0!==e){let i=this.getAttribute("normal");if(void 0===i)i=new oi(new Float32Array(3*e.count),3),this.setAttribute("normal",i);else for(let t=0,e=i.count;t<e;t++)i.setXYZ(t,0,0,0);const n=new Ht,s=new Ht,r=new Ht,a=new Ht,o=new Ht,l=new Ht,h=new Ht,c=new Ht;if(t)for(let u=0,d=t.count;u<d;u+=3){const d=t.getX(u+0),A=t.getX(u+1),p=t.getX(u+2);n.fromBufferAttribute(e,d),s.fromBufferAttribute(e,A),r.fromBufferAttribute(e,p),h.subVectors(r,s),c.subVectors(n,s),h.cross(c),a.fromBufferAttribute(i,d),o.fromBufferAttribute(i,A),l.fromBufferAttribute(i,p),a.add(h),o.add(h),l.add(h),i.setXYZ(d,a.x,a.y,a.z),i.setXYZ(A,o.x,o.y,o.z),i.setXYZ(p,l.x,l.y,l.z)}else for(let t=0,a=e.count;t<a;t+=3)n.fromBufferAttribute(e,t+0),s.fromBufferAttribute(e,t+1),r.fromBufferAttribute(e,t+2),h.subVectors(r,s),c.subVectors(n,s),h.cross(c),i.setXYZ(t+0,h.x,h.y,h.z),i.setXYZ(t+1,h.x,h.y,h.z),i.setXYZ(t+2,h.x,h.y,h.z);this.normalizeNormals(),i.needsUpdate=!0}}merge(){return console.error("THREE.BufferGeometry.merge() has been removed. Use THREE.BufferGeometryUtils.mergeBufferGeometries() instead."),this}normalizeNormals(){const t=this.attributes.normal;for(let e=0,i=t.count;e<i;e++)fi.fromBufferAttribute(t,e),fi.normalize(),t.setXYZ(e,fi.x,fi.y,fi.z)}toNonIndexed(){function t(t,e){const i=t.array,n=t.itemSize,s=t.normalized,r=new i.constructor(e.length*n);let a=0,o=0;for(let s=0,l=e.length;s<l;s++){a=t.isInterleavedBufferAttribute?e[s]*t.data.stride+t.offset:e[s]*n;for(let t=0;t<n;t++)r[o++]=i[a++]}return new oi(r,n,s)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const e=new vi,i=this.index.array,n=this.attributes;for(const s in n){const r=t(n[s],i);e.setAttribute(s,r)}const s=this.morphAttributes;for(const n in s){const r=[],a=s[n];for(let e=0,n=a.length;e<n;e++){const n=t(a[e],i);r.push(n)}e.morphAttributes[n]=r}e.morphTargetsRelative=this.morphTargetsRelative;const r=this.groups;for(let t=0,i=r.length;t<i;t++){const i=r[t];e.addGroup(i.start,i.count,i.materialIndex)}return e}toJSON(){const t={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};

17if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),Object.keys(this.userData).length>0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const i=this.attributes;for(const e in i){const n=i[e];t.data.attributes[e]=n.toJSON(t.data)}const n={};let s=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],r=[];for(let e=0,n=i.length;e<n;e++){const n=i[e];r.push(n.toJSON(t.data))}r.length>0&&(n[e]=r,s=!0)}s&&(t.data.morphAttributes=n,t.data.morphTargetsRelative=this.morphTargetsRelative);const r=this.groups;r.length>0&&(t.data.groups=JSON.parse(JSON.stringify(r)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const i=t.index;null!==i&&this.setIndex(i.clone(e));const n=t.attributes;for(const t in n){const i=n[t];this.setAttribute(t,i.clone(e))}const s=t.morphAttributes;for(const t in s){const i=[],n=s[t];for(let t=0,s=n.length;t<s;t++)i.push(n[t].clone(e));this.morphAttributes[t]=i}this.morphTargetsRelative=t.morphTargetsRelative;const r=t.groups;for(let t=0,e=r.length;t<e;t++){const e=r[t];this.addGroup(e.start,e.count,e.materialIndex)}const a=t.boundingBox;null!==a&&(this.boundingBox=a.clone());const o=t.boundingSphere;return null!==o&&(this.boundingSphere=o.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,void 0!==t.parameters&&(this.parameters=Object.assign({},t.parameters)),this}dispose(){this.dispatchEvent({type:"dispose"})}}const yi=new ye,xi=new ve,_i=new ce,Ei=new Ht,wi=new Ht,Ci=new Ht,bi=new Ht,Ii=new Ht,Si=new gt,Mi=new gt,Bi=new gt,Ti=new Ht,Ri=new Ht;class Di extends Ve{constructor(t=new vi,e=new si){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=t.material,this.geometry=t.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t<e;t++){const e=i[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[e]=t}}}}getVertexPosition(t,e){const i=this.geometry,n=i.attributes.position,s=i.morphAttributes.position,r=i.morphTargetsRelative;e.fromBufferAttribute(n,t);const a=this.morphTargetInfluences;if(s&&a){Ii.set(0,0,0);for(let i=0,n=s.length;i<n;i++){const n=a[i],o=s[i];0!==n&&(bi.fromBufferAttribute(o,t),r?Ii.addScaledVector(bi,n):Ii.addScaledVector(bi.sub(e),n))}e.add(Ii)}return this.isSkinnedMesh&&this.boneTransform(t,e),e}raycast(t,e){const i=this.geometry,n=this.material,s=this.matrixWorld;if(void 0===n)return;if(null===i.boundingSphere&&i.computeBoundingSphere(),_i.copy(i.boundingSphere),_i.applyMatrix4(s),!1===t.ray.intersectsSphere(_i))return;if(yi.copy(s).invert(),xi.copy(t.ray).applyMatrix4(yi),null!==i.boundingBox&&!1===xi.intersectsBox(i.boundingBox))return;let r;const a=i.index,o=i.attributes.position,l=i.attributes.uv,h=i.attributes.uv2,c=i.groups,u=i.drawRange;if(null!==a)if(Array.isArray(n))for(let i=0,s=c.length;i<s;i++){const s=c[i],o=n[s.materialIndex];for(let i=Math.max(s.start,u.start),n=Math.min(a.count,Math.min(s.start+s.count,u.start+u.count));i<n;i+=3){const n=a.getX(i),c=a.getX(i+1),u=a.getX(i+2);r=Li(this,o,t,xi,l,h,n,c,u),r&&(r.faceIndex=Math.floor(i/3),r.face.materialIndex=s.materialIndex,e.push(r))}}else{for(let i=Math.max(0,u.start),s=Math.min(a.count,u.start+u.count);i<s;i+=3){const s=a.getX(i),o=a.getX(i+1),c=a.getX(i+2);r=Li(this,n,t,xi,l,h,s,o,c),r&&(r.faceIndex=Math.floor(i/3),e.push(r))}}else if(void 0!==o)if(Array.isArray(n))for(let i=0,s=c.length;i<s;i++){const s=c[i],a=n[s.materialIndex];for(let i=Math.max(s.start,u.start),n=Math.min(o.count,Math.min(s.start+s.count,u.start+u.count));i<n;i+=3){r=Li(this,a,t,xi,l,h,i,i+1,i+2),r&&(r.faceIndex=Math.floor(i/3),r.face.materialIndex=s.materialIndex,e.push(r))}}else{for(let i=Math.max(0,u.start),s=Math.min(o.count,u.start+u.count);i<s;i+=3){r=Li(this,n,t,xi,l,h,i,i+1,i+2),r&&(r.faceIndex=Math.floor(i/3),e.push(r))}}}}

17function Li(t,e,i,n,s,r,a,o,l){t.getVertexPosition(a,Ei),t.getVertexPosition(o,wi),t.getVertexPosition(l,Ci);const h=function(t,e,i,n,s,r,a,o){let l;if(l=1===e.side?n.intersectTriangle(a,r,s,!0,o):n.intersectTriangle(s,r,a,0===e.side,o),null===l)return null;Ri.copy(o),Ri.applyMatrix4(t.matrixWorld);const h=i.ray.origin.distanceTo(Ri);return h<i.near||h>i.far?null:{distance:h,point:Ri.clone(),object:t}}(t,e,i,n,Ei,wi,Ci,Ti);if(h){s&&(Si.fromBufferAttribute(s,a),Mi.fromBufferAttribute(s,o),Bi.fromBufferAttribute(s,l),h.uv=ei.getUV(Ti,Ei,wi,Ci,Si,Mi,Bi,new gt)),r&&(Si.fromBufferAttribute(r,a),Mi.fromBufferAttribute(r,o),Bi.fromBufferAttribute(r,l),h.uv2=ei.getUV(Ti,Ei,wi,Ci,Si,Mi,Bi,new gt));const t={a:a,b:o,c:l,normal:new Ht,materialIndex:0};ei.getNormal(Ei,wi,Ci,t.normal),h.face=t}return h}class Qi extends vi{constructor(t=1,e=1,i=1,n=1,s=1,r=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:n,heightSegments:s,depthSegments:r};const a=this;n=Math.floor(n),s=Math.floor(s),r=Math.floor(r);const o=[],l=[],h=[],c=[];let u=0,d=0;function A(t,e,i,n,s,r,A,p,m,g,f){const v=r/m,y=A/g,x=r/2,_=A/2,E=p/2,w=m+1,C=g+1;let b=0,I=0;const S=new Ht;for(let r=0;r<C;r++){const a=r*y-_;for(let o=0;o<w;o++){const u=o*v-x;S[t]=u*n,S[e]=a*s,S[i]=E,l.push(S.x,S.y,S.z),S[t]=0,S[e]=0,S[i]=p>0?1:-1,h.push(S.x,S.y,S.z),c.push(o/m),c.push(1-r/g),b+=1}}for(let t=0;t<g;t++)for(let e=0;e<m;e++){const i=u+e+w*t,n=u+e+w*(t+1),s=u+(e+1)+w*(t+1),r=u+(e+1)+w*t;o.push(i,n,r),o.push(n,s,r),I+=6}a.addGroup(d,I,f),d+=I,u+=b}A("z","y","x",-1,-1,i,e,t,r,s,0),A("z","y","x",1,-1,i,e,-t,r,s,1),A("x","z","y",1,1,t,i,e,n,r,2),A("x","z","y",1,-1,t,i,-e,n,r,3),A("x","y","z",1,-1,t,e,i,n,s,4),A("x","y","z",-1,-1,t,e,-i,n,s,5),this.setIndex(o),this.setAttribute("position",new ci(l,3)),this.setAttribute("normal",new ci(h,3)),this.setAttribute("uv",new ci(c,2))}static fromJSON(t){return new Qi(t.width,t.height,t.depth,t.widthSegments,t.heightSegments,t.depthSegments)}}function Pi(t){const e={};for(const i in t){e[i]={};for(const n in t[i]){const s=t[i][n];s&&(s.isColor||s.isMatrix3||s.isMatrix4||s.isVector2||s.isVector3||s.isVector4||s.isTexture||s.isQuaternion)?e[i][n]=s.clone():Array.isArray(s)?e[i][n]=s.slice():e[i][n]=s}}return e}function Fi(t){const e={};for(let i=0;i<t.length;i++){const n=Pi(t[i]);for(const t in n)e[t]=n[t]}return e}function Ni(t){return null===t.getRenderTarget()&&t.outputEncoding===Y?J:X}const Ui={clone:Pi,merge:Fi};class ki extends ni{constructor(t){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==t&&this.setValues(t)}copy(t){return super.copy(t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=Pi(t.uniforms),this.uniformsGroups=function(t){const e=[];for(let i=0;i<t.length;i++)e.push(t[i].clone());return e}(t.uniformsGroups),this.defines=Object.assign({},t.defines),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.fog=t.fog,this.lights=t.lights,this.clipping=t.clipping,this.extensions=Object.assign({},t.extensions),this.glslVersion=t.glslVersion,this}toJSON(t){const e=super.toJSON(t);e.glslVersion=this.glslVersion,e.uniforms={};for(const i in this.uniforms){const n=this.uniforms[i].value;n&&n.isTexture?e.uniforms[i]={type:"t",value:n.toJSON(t).uuid}:n&&n.isColor?e.uniforms[i]={type:"c",value:n.getHex()}:n&&n.isVector2?e.uniforms[i]={type:"v2",value:n.toArray()}:n&&n.isVector3?e.uniforms[i]={type:"v3",value:n.toArray()}:n&&n.isVector4?e.uniforms[i]={type:"v4",value:n.toArray()}:n&&n.isMatrix3?e.uniforms[i]={type:"m3",value:n.toArray()}:n&&n.isMatrix4?e.uniforms[i]={type:"m4",value:n.toArray()}:e.uniforms[i]={value:n}}Object.keys(this.defines).length>0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;const i={};for(const t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}}class Oi extends Ve{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new ye,this.projectionMatrix=new ye,this.projectionMatrixInverse=new ye}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}class Gi extends Oi{constructor(t=50,e=1,i=.1,n=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=i,this.far=n,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*rt*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*st*this.fov);return.5*this.getFilmHeight()/t}

17getEffectiveFOV(){return 2*rt*Math.atan(Math.tan(.5*st*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(t,e,i,n,s,r){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=i,this.view.offsetY=n,this.view.width=s,this.view.height=r,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*st*this.fov)/this.zoom,i=2*e,n=this.aspect*i,s=-.5*n;const r=this.view;if(null!==this.view&&this.view.enabled){const t=r.fullWidth,a=r.fullHeight;s+=r.offsetX*n/t,e-=r.offsetY*i/a,n*=r.width/t,i*=r.height/a}const a=this.filmOffset;0!==a&&(s+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+n,e,e-i,t,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}const zi=-90;class Hi extends Ve{constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i;const n=new Gi(zi,1,t,e);n.layers=this.layers,n.up.set(0,1,0),n.lookAt(1,0,0),this.add(n);const s=new Gi(zi,1,t,e);s.layers=this.layers,s.up.set(0,1,0),s.lookAt(-1,0,0),this.add(s);const r=new Gi(zi,1,t,e);r.layers=this.layers,r.up.set(0,0,-1),r.lookAt(0,1,0),this.add(r);const a=new Gi(zi,1,t,e);a.layers=this.layers,a.up.set(0,0,1),a.lookAt(0,-1,0),this.add(a);const o=new Gi(zi,1,t,e);o.layers=this.layers,o.up.set(0,1,0),o.lookAt(0,0,1),this.add(o);const l=new Gi(zi,1,t,e);l.layers=this.layers,l.up.set(0,1,0),l.lookAt(0,0,-1),this.add(l)}update(t,e){null===this.parent&&this.updateMatrixWorld();const i=this.renderTarget,[n,s,r,a,o,l]=this.children,h=t.getRenderTarget(),c=t.toneMapping,u=t.xr.enabled;t.toneMapping=0,t.xr.enabled=!1;const d=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,t.setRenderTarget(i,0),t.render(e,n),t.setRenderTarget(i,1),t.render(e,s),t.setRenderTarget(i,2),t.render(e,r),t.setRenderTarget(i,3),t.render(e,a),t.setRenderTarget(i,4),t.render(e,o),i.texture.generateMipmaps=d,t.setRenderTarget(i,5),t.render(e,l),t.setRenderTarget(h),t.toneMapping=c,t.xr.enabled=u,i.texture.needsPMREMUpdate=!0}}class Vi extends Nt{constructor(t,e,i,n,s,a,o,l,h,c){super(t=void 0!==t?t:[],e=void 0!==e?e:r,i,n,s,a,o,l,h,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class Wi extends kt{constructor(t=1,e={}){super(t,t,e),this.isWebGLCubeRenderTarget=!0;const i={width:t,height:t,depth:1},n=[i,i,i,i,i,i];this.texture=new Vi(n,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.encoding),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:m}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.encoding=e.encoding,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const i={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},n=new Qi(5,5,5),s=new ki({name:"CubemapFromEquirect",uniforms:Pi(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:1,blending:0});s.uniforms.tEquirect.value=e;const r=new Di(n,s),a=e.minFilter;e.minFilter===f&&(e.minFilter=m);return new Hi(1,10,this).update(t,r),e.minFilter=a,r.geometry.dispose(),r.material.dispose(),this}clear(t,e,i,n){const s=t.getRenderTarget();for(let s=0;s<6;

17s++)t.setRenderTarget(this,s),t.clear(e,i,n);t.setRenderTarget(s)}}const qi=new Ht,ji=new Ht,Yi=new ft;class Ji{constructor(t=new Ht(1,0,0),e=0){this.isPlane=!0,this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,i,n){return this.normal.set(t,e,i),this.constant=n,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,i){const n=qi.subVectors(i,e).cross(ji.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(n,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)}intersectLine(t,e){const i=t.delta(qi),n=this.normal.dot(i);if(0===n)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const s=-(t.start.dot(this.normal)+this.constant)/n;return s<0||s>1?null:e.copy(i).multiplyScalar(s).add(t.start)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||Yi.getNormalMatrix(t),n=this.coplanarPoint(qi).applyMatrix4(t),s=this.normal.applyMatrix3(i).normalize();return this.constant=-n.dot(s),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const Xi=new ce,Ki=new Ht;class $i{constructor(t=new Ji,e=new Ji,i=new Ji,n=new Ji,s=new Ji,r=new Ji){this.planes=[t,e,i,n,s,r]}set(t,e,i,n,s,r){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(n),a[4].copy(s),a[5].copy(r),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t){const e=this.planes,i=t.elements,n=i[0],s=i[1],r=i[2],a=i[3],o=i[4],l=i[5],h=i[6],c=i[7],u=i[8],d=i[9],A=i[10],p=i[11],m=i[12],g=i[13],f=i[14],v=i[15];return e[0].setComponents(a-n,c-o,p-u,v-m).normalize(),e[1].setComponents(a+n,c+o,p+u,v+m).normalize(),e[2].setComponents(a+s,c+l,p+d,v+g).normalize(),e[3].setComponents(a-s,c-l,p-d,v-g).normalize(),e[4].setComponents(a-r,c-h,p-A,v-f).normalize(),e[5].setComponents(a+r,c+h,p+A,v+f).normalize(),this}intersectsObject(t){const e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),Xi.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(Xi)}intersectsSprite(t){return Xi.center.set(0,0,0),Xi.radius=.7071067811865476,Xi.applyMatrix4(t.matrixWorld),this.intersectsSphere(Xi)}intersectsSphere(t){const e=this.planes,i=t.center,n=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(i)<n)return!1}return!0}intersectsBox(t){const e=this.planes;for(let i=0;i<6;i++){const n=e[i];if(Ki.x=n.normal.x>0?t.max.x:t.min.x,Ki.y=n.normal.y>0?t.max.y:t.min.y,Ki.z=n.normal.z>0?t.max.z:t.min.z,n.distanceToPoint(Ki)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function Zi(){let t=null,e=!1,i=null,n=null;function s(e,r){i(e,r),n=t.requestAnimationFrame(s)}return{start:function(){!0!==e&&null!==i&&(n=t.requestAnimationFrame(s),e=!0)},stop:function(){t.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(t){i=t},setContext:function(e){t=e}}}function tn(t,e){const i=e.isWebGL2,n=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),n.get(t)},remove:function(e){e.isInterleavedBufferAttribute&&(e=e.data);const i=n.get(e);i&&(t.deleteBuffer(i.buffer),n.delete(e))},update:function(e,s){if(e.isGLBufferAttribute){const t=n.get(e);return void((!t||t.version<e.version)&&n.set(e,{buffer:e.buffer,type:e.type,bytesPerElement:e.elementSize,version:e.version}))}e.isInterleavedBufferAttribute&&(e=e.data);const r=n.get(e);void 0===r?n.set(e,function(e,n){const s=e.array,r=e.usage,a=t.createBuffer();let o;if(t.bindBuffer(n,a),t.bufferData(n,s,r),e.onUploadCallback(),s instanceof Float32Array)o=5126;else if(s instanceof Uint16Array)if(e.isFloat16BufferAttribute){if(!i)throw new Error("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2.");o=5131}else o=5123;else if(s instanceof Int16Array)o=5122;else if(s instanceof Uint32Array)o=5125;else if(s instanceof Int32Array)o=5124;else if(s instanceof Int8Array)o=5120;else if(s instanceof Uint8Array)o=5121;else{if(!(s instanceof Uint8ClampedArray))throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+s);o=5121}return{buffer:a,type:o,bytesPerElement:s.BYTES_PER_ELEMENT,version:e.version}}(e,s)):r.version<e.version&&(!function(e,n,s){const r=n.array,a=n.updateRange;t.bindBuffer(s,e),-1===a.count?t.bufferSubData(s,0,r):(i?t.bufferSubData(s,a.offset*r.BYTES_PER_ELEMENT,r,a.offset,a.count):t.bufferSubData(s,a.offset*r.BYTES_PER_ELEMENT,r.subarray(a.offset,a.offset+a.count)),a.count=-1),n.onUploadCallback()}(r.buffer,e,s),r.version=e.version)}}}class en extends vi{constructor(t=1,e=1,i=1,n=1){super(),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:i,heightSegments:n};const s=t/2,r=e/2,a=Math.floor(i),o=Math.floor(n),l=a+1,h=o+1,c=t/a,u=e/o,d=[],A=[],p=[],m=[];for(let t=0;t<h;t++){const e=t*u-r;for(let i=0;i<l;i++){const n=i*c-s;A.push(n,-e,0),p.push(0,0,1),m.push(i/a),m.push(1-t/o)}}for(let t=0;t<o;t++)for(let e=0;e<a;e++){const i=e+l*t,n=e+l*(t+1),s=e+1+l*(t+1),r=e+1+l*t;d.push(i,n,r),d.push(n,s,r)}this.setIndex(d),this.setAttribute("position",new ci(A,3)),this.setAttribute("normal",new ci(p,3)),this.setAttribute("uv",new ci(m,2))}static fromJSON(t){return new en(t.width,t.height,t.widthSegments,t.heightSegments)}}const nn={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n\tif ( diffuseColor.a < alphaTest ) discard;\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",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

17( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n    float x2 = x * x;\n    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_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_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 f0, const in float f90, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( V * D );\n}\n#ifdef USE_IRIDESCENCE\n\tvec3 BRDF_GGX_Iridescence( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 f0, const in float f90, const in float iridescence, const in vec3 iridescenceFresnel, const in float roughness ) {\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = mix( F_Schlick( f0, f90, dotVH ), iridescenceFresnel, iridescence );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\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 >

17 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}\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_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif",iridescence_fragment:"#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660,  0.0556434,\n\t\t-1.5371385,  1.8760108, -0.2040259,\n\t\t-0.4985314,  0.0415560,  1.0572252\n\t);\n\tvec3 Fresnel0ToIor( vec3 fresnel0 ) {\n\t\tvec3 sqrtF0 = sqrt( fresnel0 );\n\t\treturn ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n\t}\n\tvec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n\t}\n\tfloat IorToFresnel0( float transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n\t}\n\tvec3 evalSensitivity( float OPD, vec3 shift ) {\n\t\tfloat phase = 2.0 * PI * OPD * 1.0e-9;\n\t\tvec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n\t\tvec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n\t\tvec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n\t\tvec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n\t\txyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n\t\txyz /= 1.0685e-7;\n\t\tvec3 rgb = XYZ_TO_REC709 * xyz;\n\t\treturn rgb;\n\t}\n\tvec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n\t\tvec3 I;\n\t\tfloat iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n\t\tfloat sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n\t\tfloat cosTheta2Sq = 1.0 - sinTheta2Sq;\n\t\tif ( cosTheta2Sq < 0.0 ) {\n\t\t\t return vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );

17\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\n\t\tfloat R21 = R12;\n\t\tfloat T121 = 1.0 - R12;\n\t\tfloat phi12 = 0.0;\n\t\tif ( iridescenceIOR < outsideIOR ) phi12 = PI;\n\t\tfloat phi21 = PI - phi12;\n\t\tvec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );\t\tvec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n\t\tvec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n\t\tvec3 phi23 = vec3( 0.0 );\n\t\tif ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n\t\tif ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n\t\tif ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n\t\tfloat OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n\t\tvec3 phi = vec3( phi21 ) + phi23;\n\t\tvec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n\t\tvec3 r123 = sqrt( R123 );\n\t\tvec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n\t\tvec3 C0 = R12 + Rs;\n\t\tI = C0;\n\t\tvec3 Cm = Rs - T121;\n\t\tfor ( int m = 1; m <= 2; ++ m ) {\n\t\t\tCm *= r123;\n\t\t\tvec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n\t\t\tI += Cm * Sm;\n\t\t}\n\t\treturn max( I, vec3( 0.0 ) );\n\t}\n#endif",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, float faceDirection ) {\n\t\tvec3 vSigmaX = dFdx( surf_pos.xyz );\n\t\tvec3 vSigmaY = dFdy( surf_pos.xyz );\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 ) * faceDirection;\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",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",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",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; }\nvec3 pow2( const in vec3 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 max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\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 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 USE_CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\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}\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 luminance( const in vec3 rgb ) {\n\tconst vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );\n\treturn dot( weights, 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}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_v0 0.339\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_v1 0.276\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_v4 0.046\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_v5 0.016\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_v6 0.0038\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",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",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + dis

17placementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"vec4 LinearToLinear( in vec4 value ) {\n\treturn value;\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}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\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#else\n\t\tvec4 envColor = vec4( 0.0 );\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",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\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",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\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",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\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",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#if defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n#endif",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}

17 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",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\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",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 vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\treflectedLight.indirectDiffuse += lightMapIrradiance;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in GeometricContext geometry, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in GeometricContext geometry, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",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 vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\t#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\t\tif ( cutoffDistance > 0.0 ) {\n\t\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t\t}\n\t\treturn distanceFalloff;\n\t#else\n\t\tif ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\t\treturn pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t\t}\n\t\treturn 1.0;\n\t#endif\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\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 getDirectionalLightInfo( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.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 getPointLightInfo( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}

17\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 getSpotLightInfo( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.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 vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\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\treflectedLight.directDiffuse += irradiance * BRDF_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_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\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( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometry.viewDir, geometry.normal, 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_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",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.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULARINTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vUv ).a;\n\t\t#endif\n\t\t#ifdef USE_SPECULARCOLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vUv ).rgb;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;

17\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\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_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEENCOLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEENROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vUv ).a;\n\t#endif\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n};\nvec3 clearcoatSpecular = vec3( 0.0 );\nvec3 sheenSpecular = vec3( 0.0 );\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\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\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );

17\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\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.roughness;\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( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecular += ccIrradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.clearcoatNormal, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * BRDF_Sheen( directLight.direction, geometry.viewDir, geometry.normal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\treflectedLight.directSpecular += irradiance * BRDF_GGX_Iridescence( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness );\n\t#else\n\t\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometry.viewDir, geometry.normal, material.specularColor, material.specularF90, material.roughness );\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_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_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 USE_CLEARCOAT\n\t\tclearcoatSpecular += clearcoatRadiance * EnvironmentBRDF( geometry.clearcoatNormal, geometry.viewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecular += irradiance * material.sheenColor * IBLSheenBRDF( geometry.normal, geometry.viewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;

17\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometry.normal, geometry.viewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += 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}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef USE_CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometry.viewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\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\tgetPointLightInfo( 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 *= ( 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}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\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\tgetSpotLightInfo( spotLight, geometry, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_L

17IGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ 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\tgetDirectionalLightInfo( 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 *= ( 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.normal );\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.normal );\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",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometry.normal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getIBLRadiance( geometry.viewDir, geometry.normal, material.roughness );\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",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",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",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",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",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",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = vec4( mix( pow( sampledDiffuseColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), sampledDiffuseColor.rgb * 0.0773993808, vec3( lessThanEqual( sampledDiffuseColor.rgb, vec3( 0.04045 ) ) ) ), sampledDiffuseColor.w );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",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\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",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",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS ) && defined( MORPHTARGETS_TEXTURE )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\t\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\t\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\t\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n\t#endif\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t\tuniform sampler2DArray morphTargetsTexture;\n\t\tuniform ivec2 morphTargetsTextureSize;\n\t\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t\t}\n\t#else\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\tuniform float morphTargetInfluences[ 8 ];\n\t\t#else\n\t\t\tuniform float morphTargetInfluences[ 4 ];\n\t\t#endif\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\t#ifdef MORPHTARGETS_TEXTURE\n\t\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t\t}\n\t#else\n\t\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\t\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\t\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\t\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t\t#ifndef USE_MORPHNORMALS\n\t\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t\t#endif\n\t#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\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 * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\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;",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 * faceDirection;\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 );

17\n\t#else\n\t\tnormal = perturbNormal2Arb( - vViewPosition, normal, mapN, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#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",normal_pars_vertex:"#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",normal_vertex:"#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",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, float faceDirection ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",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, faceDirection );\n\t#endif\n#endif",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",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",output_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha + 0.1;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",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}\nvec2 packDepthToRG( in highp float v ) {\n\treturn packDepthToRGBA( v ).yx;\n}\nfloat unpackRGToDepth( const in highp vec2 v ) {\n\treturn unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );\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}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",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;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",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",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;

17\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n  varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n  uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#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 ];\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\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;\n\t\tshadowCoord.z += shadowBias;\n\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\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;

17\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}

17\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n  uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n  varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#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 ];\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\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",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",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, vSpotLightCoord[ 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}",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",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tuniform int boneTextureSize;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tfloat j = i * 4.0;\n\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\ty = dy * ( y + 0.5 );\n\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\treturn bone;\n\t}\n#endif",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",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;\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",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",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;

17\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; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmission = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmission.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmission.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat framebufferLod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\t#ifdef texture2DLodEXT\n\t\t\treturn texture2DLodEXT( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#else\n\t\t\treturn texture2D( transmissionSamplerMap, fragCoord.xy, framebufferLod );\n\t\t#endif\n\t}\n\tvec3 applyVolumeAttenuation( const in vec3 radiance, const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn radiance;\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance * radiance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\trefractionCoords += 1.0;\n\t\trefractionCoords /= 2.0;\n\t\tvec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\tvec3 attenuatedColor = applyVolumeAttenuation( transmittedLight.rgb, length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor * diffuseColor, transmittedLight.a );\n\t}\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",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",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_L

17IGHT_COORDS > 0\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",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}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",backgroundCube_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}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",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}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",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}",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 <alphatest_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}",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}",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 <alphatest_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}",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}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",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 <morphcolor_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}",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\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",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 <morphcolor_vertex>\n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinbase_vertex>\n\t\t#include <skinnormal_vertex>\n\t\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 <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",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 <alphatest_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 <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\tvec4 lightMapTexel = texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\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\t#include <output_fragment>\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}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\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 <normal_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 <morphcolor_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 <normal_vertex>\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}",meshlambert_frag:"#define LAMBERT\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 <alphatest_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 <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_lambert_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_lambert_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\t#include <envmap_fragment>\n\t#include <output_fragment>\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}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\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 <normal_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 <morphcolor_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 <normal_vertex>\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}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\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 <alphatest_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_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;

17\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include <output_fragment>\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}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_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\t#include <normal_vertex>\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_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <normal_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\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\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 <normal_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 <morphcolor_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 <normal_vertex>\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}",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 <alphatest_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 <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\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\t#include <output_fragment>\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}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\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 <normal_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 <morphcolor_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 <normal_vertex>\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#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULARINTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n\t#ifdef USE_SPECULARCOLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;

17\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEENCOLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEENROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\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 <alphatest_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <bsdfs>\n#include <iridescence_fragment>\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 <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <iridescence_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#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 <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 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include <transmission_fragment>\n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecular;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + clearcoatSpecular * material.clearcoat;

17\n\t#endif\n\t#include <output_fragment>\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}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\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 <normal_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 <morphcolor_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 <normal_vertex>\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}",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 <alphatest_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 <normal_pars_fragment>\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\t#include <output_fragment>\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}",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 <morphcolor_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}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_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\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",shadow_vert:"#include <common>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\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 <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",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}",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}",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 <alphatest_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\t#include <output_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}"},sn={common:{diffuse:{value:new Rt(16777215)},opacity:{value:1},map:{value:null},uvTransform:{value:new ft},uv2Transform:{value:new ft},alphaMap:{value:null},alphaTest:{value:0}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new gt(1,1)}}

17,displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Rt(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new Rt(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaTest:{value:0},uvTransform:{value:new ft}},sprite:{diffuse:{value:new Rt(16777215)},opacity:{value:1},center:{value:new gt(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},alphaTest:{value:0},uvTransform:{value:new ft}}},rn={basic:{uniforms:Fi([sn.common,sn.specularmap,sn.envmap,sn.aomap,sn.lightmap,sn.fog]),vertexShader:nn.meshbasic_vert,fragmentShader:nn.meshbasic_frag},lambert:{uniforms:Fi([sn.common,sn.specularmap,sn.envmap,sn.aomap,sn.lightmap,sn.emissivemap,sn.bumpmap,sn.normalmap,sn.displacementmap,sn.fog,sn.lights,{emissive:{value:new Rt(0)}}]),vertexShader:nn.meshlambert_vert,fragmentShader:nn.meshlambert_frag},phong:{uniforms:Fi([sn.common,sn.specularmap,sn.envmap,sn.aomap,sn.lightmap,sn.emissivemap,sn.bumpmap,sn.normalmap,sn.displacementmap,sn.fog,sn.lights,{emissive:{value:new Rt(0)},specular:{value:new Rt(1118481)},shininess:{value:30}}]),vertexShader:nn.meshphong_vert,fragmentShader:nn.meshphong_frag},standard:{uniforms:Fi([sn.common,sn.envmap,sn.aomap,sn.lightmap,sn.emissivemap,sn.bumpmap,sn.normalmap,sn.displacementmap,sn.roughnessmap,sn.metalnessmap,sn.fog,sn.lights,{emissive:{value:new Rt(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:nn.meshphysical_vert,fragmentShader:nn.meshphysical_frag},toon:{uniforms:Fi([sn.common,sn.aomap,sn.lightmap,sn.emissivemap,sn.bumpmap,sn.normalmap,sn.displacementmap,sn.gradientmap,sn.fog,sn.lights,{emissive:{value:new Rt(0)}}]),vertexShader:nn.meshtoon_vert,fragmentShader:nn.meshtoon_frag},matcap:{uniforms:Fi([sn.common,sn.bumpmap,sn.normalmap,sn.displacementmap,sn.fog,{matcap:{value:null}}]),vertexShader:nn.meshmatcap_vert,fragmentShader:nn.meshmatcap_frag},points:{uniforms:Fi([sn.points,sn.fog]),vertexShader:nn.points_vert,fragmentShader:nn.points_frag},dashed:{uniforms:Fi([sn.common,sn.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:nn.linedashed_vert,fragmentShader:nn.linedashed_frag},depth:{uniforms:Fi([sn.common,sn.displacementmap]),vertexShader:nn.depth_vert,fragmentShader:nn.depth_frag},normal:{uniforms:Fi([sn.common,sn.bumpmap,sn.normalmap,sn.displacementmap,{opacity:{value:1}}]),vertexShader:nn.meshnormal_vert,fragmentShader:nn.meshnormal_frag},sprite:{uniforms:Fi([sn.sprite,sn.fog]),vertexShader:nn.sprite_vert,fragmentShader:nn.sprite_frag},background:{uniforms:{uvTransform:{value:new ft},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:nn.background_vert,fragmentShader:nn.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1}},vertexShader:nn.backgroundCube_vert,fragmentShader:nn.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:nn.cube_vert,fragmentShader:nn.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:nn.equirect_vert,fragmentShader:nn.equirect_frag},distanceRGBA:{uniforms:Fi([sn.common,sn.displacementmap,{referencePosition:{value:new Ht},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:nn.distanceRGBA_vert,fragmentShader:nn.distanceRGBA_frag},shadow:{uniforms:Fi([sn.lights,sn.fog,{color:{value:new Rt(0)},opacity:{value:1}}]),vertexShader:nn.shadow_vert,fragmentShader:nn.shadow_frag}};rn.physical={uniforms:Fi([rn.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatNormalScale:{value:new gt(1,1)},clearcoatNormalMap:{value:null},iridescence:{value:0},iridescenceMap:{value:null},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},sheen:{value:0},sheenColor:{value:new Rt(0)},sheenColorMap:{value:null},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},transmission:{value:0},transmissionMap:{value:null},transmissionSamplerSize:{value:new gt},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},attenuationDistance:{value:0},attenuationColor:{value:new Rt(0)},specularIntensity:{value:1},specularIntensityMap:{value:null},specularColor:{value:new Rt(1,1,1)},specularColorMap:{value:null}}]),vertexShader:nn.meshphysical_vert,fragmentShader:nn.meshphysical_frag};const an={r:0,b:0,g:0};function on(t,e,i,n,s,r,a){const o=new Rt(0);let h,c,u=!0===r?0:1,d=null,A=0,p=null;function m(e,i){e.getRGB(an,Ni(t)),n.buffers.color.setClear(an.r,an.g,an.b,i,a)}return{getClearColor:function(){return o},setClearColor:function(t,e=1){o.set(t),u=e,m(o,u)},getClearAlpha:function(){return u},setClearAlpha:function(t){u=t,m(o,u)},render:function(n,r){let a=!1,g=!0===r.isScene?r.background:null;if(g&&g.isTexture){g=(r.backgroundBlurriness>0?i:e).get(g)}const f=t.xr,v=f.getSession&&f.getSession();v&&"additive"===v.environmentBlendMode&&(g=null),null===g?m(o,u):g&&g.isColor&&(m(g,1),a=!0),(t.autoClear||a)&&t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil),g&&(g.isCubeTexture||g.mapping===l)?(void 0===c&&(c=new Di(new Qi(1,1,1),new ki({name:"Backgroun

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i=e.get("EXT_texture_filter_anisotropic");n=t.getParameter(i.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else n=0;return n},getMaxPrecision:s,precision:a,logarithmicDepthBuffer:h,maxTextures:c,maxVertexTextures:u,maxTextureSize:d,maxCubemapSize:A,maxAttributes:p,maxVertexUniforms:m,maxVaryings:g,maxFragmentUniforms:f,vertexTextures:v,floatFragmentTextures:y,floatVertexTextures:v&&y,maxSamples:r?t.getParameter(36183):0}}function un(t){const e=this;let i=null,n=0,s=!1,r=!1;const a=new Ji,o=new ft,l={value:null,needsUpdate:!1};function h(t,i,n,s){const r=null!==t?t.length:0;let h=null;if(0!==r){if(h=l.value,!0!==s||null===h){const e=n+4*r,s=i.matrixWorldInverse;o.getNormalMatrix(s),(null===h||h.length<e)&&(h=new Float32Array(e));for(let e=0,i=n;e!==r;++e,i+=4)a.copy(t[e]).applyMatrix4(s,o),a.normal.toArray(h,i),h[i+3]=a.constant}l.value=h,l.needsUpdate=!0}return e.numPlanes=r,e.numIntersection=0,h}this.uniform=l,this.numPlanes=0,this.numIntersection=0,this.init=function(t,e){const i=0!==t.length||e||0!==n||s;return s=e,n=t.length,i},this.beginShadows=function(){r=!0,h(null)},this.endShadows=function(){r=!1},this.setGlobalState=function(t,e){i=h(t,e,0)},this.setState=function(a,o,c){const u=a.clippingPlanes,d=a.clipIntersection,A=a.clipShadows,p=t.get(a);if(!s||null===u||0===u.length||r&&!A)r?h(null):function(){l.value!==i&&(l.value=i,l.needsUpdate=n>0);e.numPlanes=n,e.numIntersection=0}();else{const t=r?0:n,e=4*t;let s=p.clippingState||null;l.value=s,s=h(u,o,e,c);for(let t=0;t!==e;++t)s[t]=i[t];p.clippingState=s,this.numIntersection=d?this.numPlanes:0,this.numPlanes+=t}}}function dn(t){let e=new WeakMap;function i(t,e){return e===o?t.mapping=r:304===e&&(t.mapping=a),t}function n(t){const i=t.target;i.removeEventListener("dispose",n);const s=e.get(i);void 0!==s&&(e.delete(i),s.dispose())}return{get:function(s){if(s&&s.isTexture&&!1===s.isRenderTargetTexture){const r=s.mapping;if(r===o||304===r){if(e.has(s)){return i(e.get(s).texture,s.mapping)}{const r=s.image;if(r&&r.height>0){const a=new Wi(r.height/2);return a.fromEquirectangularTexture(t,s),e.set(s,a),s.addEventListener("dispose",n),i(a.texture,s.mapping)}return null}}}return s},dispose:function(){e=new WeakMap}}}class An extends Oi{constructor(t=-1,e=1,i=1,n=-1,s=.1,r=2e3){super(),this.isOrthographicCamera=!0,this.type="Orthogra

17phicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=i,this.bottom=n,this.near=s,this.far=r,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this}setViewOffset(t,e,i,n,s,r){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=i,this.view.offsetY=n,this.view.width=s,this.view.height=r,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),i=(this.right+this.left)/2,n=(this.top+this.bottom)/2;let s=i-t,r=i+t,a=n+e,o=n-e;if(null!==this.view&&this.view.enabled){const t=(this.right-this.left)/this.view.fullWidth/this.zoom,e=(this.top-this.bottom)/this.view.fullHeight/this.zoom;s+=t*this.view.offsetX,r=s+t*this.view.width,a-=e*this.view.offsetY,o=a-e*this.view.height}this.projectionMatrix.makeOrthographic(s,r,a,o,this.near,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}}const pn=[.125,.215,.35,.446,.526,.582],mn=20,gn=new An,fn=new Rt;let vn=null;const yn=(1+Math.sqrt(5))/2,xn=1/yn,_n=[new Ht(1,1,1),new Ht(-1,1,1),new Ht(1,1,-1),new Ht(-1,1,-1),new Ht(0,yn,xn),new Ht(0,yn,-xn),new Ht(xn,0,yn),new Ht(-xn,0,yn),new Ht(yn,xn,0),new Ht(-yn,xn,0)];class En{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,i=.1,n=100){vn=this._renderer.getRenderTarget(),this._setSize(256);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(t,i,n,s),e>0&&this._blur(s,0,0,e),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(t,e=null){return this._fromTexture(t,e)}fromCubemap(t,e=null){return this._fromTexture(t,e)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=In(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=bn(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(t){this._lodMax=Math.floor(Math.log2(t)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let t=0;t<this._lodPlanes.length;t++)this._lodPlanes[t].dispose()}_cleanup(t){this._renderer.setRenderTarget(vn),t.scissorTest=!1,Cn(t,0,0,t.width,t.height)}_fromTexture(t,e){t.mapping===r||t.mapping===a?this._setSize(0===t.image.length?16:t.image[0].width||t.image[0].image.width):this._setSize(t.image.width/4),vn=this._renderer.getRenderTarget();const i=e||this._allocateTargets();return this._textureToCubeUV(t,i),this._applyPMREM(i),this._cleanup(i),i}_allocateTargets(){const t=3*Math.max(this._cubeSize,112),e=4*this._cubeSize,i={magFilter:m,minFilter:m,generateMipmaps:!1,type:_,format:w,encoding:j,depthBuffer:!1},n=wn(t,e,i);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==t||this._pingPongRenderTarget.height!==e){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=wn(t,e,i);const{_lodMax:n}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=function(t){const e=[],i=[],n=[];let s=t;const r=t-4+1+pn.length;for(let a=0;a<r;a++){const r=Math.pow(2,s);i.push(r);let o=1/r;a>t-4?o=pn[a-t+4-1]:0===a&&(o=0),n.push(o);const l=1/(r-2),h=-l,c=1+l,u=[h,h,c,h,c,c,h,h,c,c,h,c],d=6,A=6,p=3,m=2,g=1,f=new Float32Array(p*A*d),v=new Float32Array(m*A*d),y=new Float32Array(g*A*d);for(let t=0;t<d;t++){const e=t%3*2/3-1,i=t>2?0:-1,n=[e,i,0,e+2/3,i,0,e+2/3,i+1,0,e,i,0,e+2/3,i+1,0,e,i+1,0];f.set(n,p*A*t),v.set(u,m*A*t);const s=[t,t,t,t,t,t];y.set(s,g*A*t)}const x=new vi;x.setAttribute("position",new oi(f,p)),x.setAttribute("uv",new oi(v,m)),x.setAttribute("faceIndex",new oi(y,g)),e.push(x),s>4&&s--}return{lodPlanes:e,sizeLods:i,sigmas:n}}

17(n)),this._blurMaterial=function(t,e,i){const n=new Float32Array(mn),s=new Ht(0,1,0),r=new ki({name:"SphericalGaussianBlur",defines:{n:mn,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/i,CUBEUV_MAX_MIP:`${t}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:s}},vertexShader:Sn(),fragmentShader:"\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#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}\n\t\t",blending:0,depthTest:!1,depthWrite:!1});return r}(n,t,e)}return n}_compileMaterial(t){const e=new Di(this._lodPlanes[0],t);this._renderer.compile(e,gn)}_sceneToCubeUV(t,e,i,n){const s=new Gi(90,1,e,i),r=[1,-1,1,1,1,1],a=[1,1,1,-1,-1,-1],o=this._renderer,l=o.autoClear,h=o.toneMapping;o.getClearColor(fn),o.toneMapping=0,o.autoClear=!1;

17const c=new si({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1}),u=new Di(new Qi,c);let d=!1;const A=t.background;A?A.isColor&&(c.color.copy(A),t.background=null,d=!0):(c.color.copy(fn),d=!0);for(let e=0;e<6;e++){const i=e%3;0===i?(s.up.set(0,r[e],0),s.lookAt(a[e],0,0)):1===i?(s.up.set(0,0,r[e]),s.lookAt(0,a[e],0)):(s.up.set(0,r[e],0),s.lookAt(0,0,a[e]));const l=this._cubeSize;Cn(n,i*l,e>2?l:0,l,l),o.setRenderTarget(n),d&&o.render(u,s),o.render(t,s)}u.geometry.dispose(),u.material.dispose(),o.toneMapping=h,o.autoClear=l,t.background=A}_textureToCubeUV(t,e){const i=this._renderer,n=t.mapping===r||t.mapping===a;n?(null===this._cubemapMaterial&&(this._cubemapMaterial=In()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===t.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=bn());const s=n?this._cubemapMaterial:this._equirectMaterial,o=new Di(this._lodPlanes[0],s);s.uniforms.envMap.value=t;const l=this._cubeSize;Cn(e,0,0,3*l,2*l),i.setRenderTarget(e),i.render(o,gn)}_applyPMREM(t){const e=this._renderer,i=e.autoClear;e.autoClear=!1;for(let e=1;e<this._lodPlanes.length;e++){const i=Math.sqrt(this._sigmas[e]*this._sigmas[e]-this._sigmas[e-1]*this._sigmas[e-1]),n=_n[(e-1)%_n.length];this._blur(t,e-1,e,i,n)}e.autoClear=i}_blur(t,e,i,n,s){const r=this._pingPongRenderTarget;this._halfBlur(t,r,e,i,n,"latitudinal",s),this._halfBlur(r,t,i,i,n,"longitudinal",s)}_halfBlur(t,e,i,n,s,r,a){const o=this._renderer,l=this._blurMaterial;"latitudinal"!==r&&"longitudinal"!==r&&console.error("blur direction must be either latitudinal or longitudinal!");const h=new Di(this._lodPlanes[n],l),c=l.uniforms,u=this._sizeLods[i]-1,d=isFinite(s)?Math.PI/(2*u):2*Math.PI/39,A=s/d,p=isFinite(s)?1+Math.floor(3*A):mn;p>mn&&console.warn(`sigmaRadians, ${s}, is too large and will clip, as it requested ${p} samples when the maximum is set to 20`);const m=[];let g=0;for(let t=0;t<mn;++t){const e=t/A,i=Math.exp(-e*e/2);m.push(i),0===t?g+=i:t<p&&(g+=2*i)}for(let t=0;t<m.length;t++)m[t]=m[t]/g;c.envMap.value=t.texture,c.samples.value=p,c.weights.value=m,c.latitudinal.value="latitudinal"===r,a&&(c.poleAxis.value=a);const{_lodMax:f}=this;c.dTheta.value=d,c.mipInt.value=f-i;const v=this._sizeLods[n];Cn(e,3*v*(n>f-4?n-f+4:0),4*(this._cubeSize-v),3*v,2*v),o.setRenderTarget(e),o.render(h,gn)}}function wn(t,e,i){const n=new kt(t,e,i);return n.texture.mapping=l,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function Cn(t,e,i,n,s){t.viewport.set(e,i,n,s),t.scissor.set(e,i,n,s)}function bn(){return new ki({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:Sn(),fragmentShader:"\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\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function In(){return new ki({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:Sn(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Sn(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\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"}function Mn(t){let e=new WeakMap,i=null;function n(t){const i=t.target;i.removeEventListener("dispose",n);const s=e.get(i);void 0!==s&&(e.delete(i),s.dispose())}return{get:function(s){if(s&&s.isTexture){const l=s.mapping,h=l===o||304===l,c=l===r||l===a;if(h||c){if(s.isRenderTargetTexture&&!0===s.needsPMREMUpdate){s.needsPMREMUpdate=!1;let n=e.get(s);return null===i&&(i=new En(t)),n=h?i.fromEquirectangular(s,n):i.fromCubemap(s,n),e.set(s,n),n.texture}if(e.has(s))return e.get(s).texture;{const r=s.image;if(h&&r&&r.height>0||c&&r&&function(t){let e=0;const i=6;for(let n=0;n<i;n++)void 0!==t[n]&&e++;return e===i}(r)){null===i&&(i=new En(t));const r=h?i.fromEquirectangular(s):i.fromCubemap(s);return e.set(s,r),s.addEventListener("dispose",n),r.texture}return null}}}return s},dispose:function(){e=new WeakMap,null!==i&&(i.dispose(),i=null)}}}function Bn(t){const e={};function i(i){if(void 0!==e[i])return e[i];let n;switch(i){case"WEBGL_depth_texture":n=t.getExtension("WEBGL_depth_texture")||t.getExtension("MOZ_WEBGL_depth_texture")||t.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":n=t.getExtension("EXT_texture_filter_anisotropic")||t.getExtension("MOZ_EXT_texture_filter_anisotropic")||t.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":n=t.getExtension("WEBGL_compressed_texture_s3tc")||t.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":n=t.getExtension("WEBGL_compressed_texture_pvrtc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:n=t.getExtension(i)}return e[i]=n,n}return{has:function(t){return null!==i(t)},init:function(t){t.isWebGL2?i("EXT_color_buffer_float"):(i("WEBGL_depth_texture"),i("OES_texture_float"),i("OES_texture_half_float"),i("OES_texture_half_float_linear"),i("OES_standard_derivatives"),i("OES_element_index_uint"),i("OES_vertex_array_object"),i("ANGLE_instanced_arrays")),i("OES_texture_float_linear"),i("EXT_color_buffer_half_float"),i("WEBGL_multisampled_render_to_texture")},get:function(t){const e=i(t);return null===e&&console.warn("THREE.WebGLRenderer: "+t+" extension not supported."),e}}}function Tn(t,e,i,n){const s={},r=new WeakMap;function a(t){const o=t.target;null!==o.index&&e.remove(o.index);for(const t in o.attributes)e.remove(o.attributes[t]);o.removeEventListener("dispose",a),delete s[o.id];const l=r.get(o);l&&(e.remove(l),r.delete(o)),n.releaseStatesOfGeometry(o),!0===o.isInstancedBufferGeometry&&delete o._maxInstanceCount,i.memory.geometries--}function o(t){const i=[],n=t.index,s=t.attributes.position;let a=0;if(null!==n){const t=n.array;a=n.version;for(let e=0,n=t.length;e<n;e+=3){const n=t[e+0],s=t[e+1],r=t[e+2];i.push(n,s,s,r,r,n)}}else{const t=s.array;a=s.version;for(let e=0,n=t.length/3-1;e<n;e+=3){const t=e+0,n=e+1,s=e+2;i.push(t,n,n,s,s,t)}}const o=new(yt(i)?hi:li)(i,1);o.version=a;const l=r.get(t);l&&e.remove(l),r.set(t,o)}return{get:function(t,e){return!0===s[e.id]||(e.addEventListener("dispose",a),s[e.id]=!0,i.memory.geometries++),e},update:function(t){const i=t.attributes;for(const t in i)e.update(i[t],34962);const n=t.morphAttributes;for(const t in n){const i=n[t];for(let t=0,n=i.length;t<n;t++)e.update(i[t],34962)}},getWireframeAttribute:function(t){const e=r.get(t);if(e){const i=t.index;null!==i&&e.version<i.version&&o(t)}else o(t);return r.get(t)}}}

17function Rn(t,e,i,n){const s=n.isWebGL2;let r,a,o;this.setMode=function(t){r=t},this.setIndex=function(t){a=t.type,o=t.bytesPerElement},this.render=function(e,n){t.drawElements(r,n,a,e*o),i.update(n,r,1)},this.renderInstances=function(n,l,h){if(0===h)return;let c,u;if(s)c=t,u="drawElementsInstanced";else if(c=e.get("ANGLE_instanced_arrays"),u="drawElementsInstancedANGLE",null===c)return void console.error("THREE.WebGLIndexedBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");c[u](r,l,a,n*o,h),i.update(l,r,h)}}function Dn(t){const e={frame:0,calls:0,triangles:0,points:0,lines:0};return{memory:{geometries:0,textures:0},render:e,programs:null,autoReset:!0,reset:function(){e.frame++,e.calls=0,e.triangles=0,e.points=0,e.lines=0},update:function(t,i,n){switch(e.calls++,i){case 4:e.triangles+=n*(t/3);break;case 1:e.lines+=n*(t/2);break;case 3:e.lines+=n*(t-1);break;case 2:e.lines+=n*t;break;case 0:e.points+=n*t;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",i)}}}}function Ln(t,e){return t[0]-e[0]}function Qn(t,e){return Math.abs(e[1])-Math.abs(t[1])}function Pn(t,e,i){const n={},s=new Float32Array(8),r=new WeakMap,a=new Ut,o=[];for(let t=0;t<8;t++)o[t]=[t,0];return{update:function(l,h,c,u){const d=l.morphTargetInfluences;if(!0===e.isWebGL2){const n=h.morphAttributes.position||h.morphAttributes.normal||h.morphAttributes.color,s=void 0!==n?n.length:0;let o=r.get(h);if(void 0===o||o.count!==s){void 0!==o&&o.texture.dispose();const t=void 0!==h.morphAttributes.position,i=void 0!==h.morphAttributes.normal,n=void 0!==h.morphAttributes.color,l=h.morphAttributes.position||[],c=h.morphAttributes.normal||[],u=h.morphAttributes.color||[];let d=0;!0===t&&(d=1),!0===i&&(d=2),!0===n&&(d=3);let A=h.attributes.position.count*d,p=1;A>e.maxTextureSize&&(p=Math.ceil(A/e.maxTextureSize),A=e.maxTextureSize);const m=new Float32Array(A*p*4*s),g=new 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e=t.target;e.removeEventListener("dispose",r),i.remove(e.instanceMatrix),null!==e.instanceColor&&i.remove(e.instanceColor)}return{update:function(t){const a=n.render.frame,o=t.geometry,l=e.get(t,o);return s.get(l)!==a&&(e.update(l),s.set(l,a)),t.isInstancedMesh&&(!1===t.hasEventListener("dispose",r)&&t.addEventListener("dispose",r),i.update(t.instanceMatrix,34962),null!==t.instanceColor&&i.update(t.instanceColor,34962)),l},dispose:function(){s=new WeakMap}}}const Nn=new Nt,Un=new Ot,kn=new Gt,On=new Vi,Gn=[],zn=[],Hn=new Float32Array(16),Vn=new Float32Array(9),Wn=new Float32Array(4);function qn(t,e,i){const n=t[0];if(n<=0||n>0)return t;const s=e*i;let r=Gn[s];if(void 0===r&&(r=new Float32Array(s),Gn[s]=r),0!==e){n.toArray(r,0);for(let n=1,s=0;n!==e;++n)s+=i,t[n].toArray(r,s)}return r}function jn(t,e){if(t.length!==e.length)return!1;for(let i=0,n=t.length;i<n;i++)if(t[i]!==e[i])return!1;return!0}function Yn(t,e){for(let i=0,n=e.length;i<n;i++)t[i]=e[i]}function Jn(t,e){let i=zn[e];void 0===i&&(i=new Int32Array(e),zn[e]=i);for(let n=0;n!==e;++n)i[n]=t.allocateTextureUnit();return i}function Xn(t,e){const i=this.cache;i[0]!==e&&(t.uniform1f(this.addr,e),i[0]=e)}function Kn(t,e){const i=this.cache;if(void 0!==e.x)i[0]===e.x&&i[1]===e.y||(t.uniform2f(this.addr,e.x,e.y),i[0]=e.x,i[1]=e.y);else{if(jn(i,e))return;t.uniform2fv(this.addr,e),Yn(i,e)}}function $n(t,e){const i=this.cache;if(void 0!==e.x)i[0]===e.x&&i[1]===e.y&&i[2]===e.z||(t.uniform3f(this.addr,e.x,e.y,e.z),i[0]=e.x,i[1]=e.y,i[2]=e.z);else if(void 0!==e.r)i[0]===e.r&&i[1]===e.g&&i[2]===e.b||(t.uniform3f(this.addr,e.r,e.g,e.b),i[0]=e.r,i[1]=e.g,i[2]=e.b);else{if(jn(i,e))return;t.uniform3fv(this.addr,e),Yn(i,e)}}function Zn(t,e){const i=this.cache;if(void 0!==e.x)i[0]===e.x&&i[1]===e.y&&i[2]===e.z&&i[3]===e.w||(t.uniform4f(this.addr,e.x,e.y,e.z,e.w),i[0]=e.x,i[1]=e.y,i[2]=e.z,i[3]=e.w);else{if(jn(i,e))return;t.uniform4fv(this.addr,e),Yn(i,e)}}function ts(t,e){const i=this.cache,n=e.elements;if(void 0===n){if(jn(i,e))return;t.uniformMatrix2fv(this.addr,!1,e),Yn(i,e)}else{if(jn(i,n))return;Wn.set(n),t.uniformMatrix2fv(this.addr,!1,Wn),Yn(i,n)}}function es(t,e){const i=this.cache,n=e.elements;if(void 0===n){if(jn(i,e))return;t.uniformMatrix3fv(this.addr,!1,e),Yn(i,e)}else{if(jn(i,n))return;Vn.set(n),t.uniformMatrix3fv(this.addr,!1,Vn),Yn(i,n)}}function is(t,e){const i=this.cache,n=e.elements;if(void 0===n){if(jn(i,e))return;t.uniformMatrix4fv(this.addr,!1,e),Yn(i,e)}else{if(jn(i,n))return;Hn.set(n),t.uniformMatrix4fv(this.addr,!1,Hn),Yn(i,n)}}function ns(t,e){const i=this.cache;i[0]!==e&&(t.uniform1i(this.addr,e),i[0]=e)}function ss(t,e){const i=this.cache;if(void 0!==e.x)i[0]===e.x&&i[1]===e.y||(t.uniform2i(this.addr,e.x,e.y),i[0]=e.x,i[1]=e.y);else{if(jn(i,e))return;t.uniform2iv(this.addr,e),Yn(i,e)}}function rs(t,e){const i=this.cache;if(void 0!==e.x)i[0]===e.x&&i[1]===e.y&&i[2]===e.z||(t.uniform3i(this.addr,e.x,e.y,e.z),i[0]=e.x,i[1]=e.y,i[2]=e.z);else{if(jn(i,e))return;t.uniform3iv(this.addr,e),Yn(i,e)}}function as(t,e){const i=this.cache;if(void 0!==e.x)i[0]===e.x&&i[1]===e.y&&i[2]===e.z&&i[3]===e.w||(t.uniform4i(this.addr,e.x,e.y,e.z,e.w),i[0]=e.x,i[1]=e.y,i[2]=e.z,i[3]=e.w);else{if(jn(i,e))return;t.uniform4iv(this.addr,e),Yn(i,e)}}function os(t,e){const i=this.cache;i[0]!==e&&(t.uniform1ui(this.addr,e),i[0]=e)}function ls(t,e){const i=this.cache;if(void 0!==e.x)i[0]===e.x&&i[1]===e.y||(t.uniform2ui(this.addr,e.x,e.y),i[0]=e.x,i[1]=e.y);else{if(jn(i,e))return;t.uniform2uiv(this.addr,e),Yn(i,e)}}function hs(t,e){const i=this.cache;if(void 0!==e.x)i[0]===e.x&&i[1]===e.y&&i[2]===e.z||(t.uniform3ui(this.addr,e.x,e.y,e.z),i[0]=e.x,i[1]=e.y,i[2]=e.z);else{if(jn(i,e))return;t.uniform3uiv(this.addr,e),Yn(i,e)}}function cs(t,e){const i=this.cache;if(void 0!==e.x)i[0]===e.x&&i[1]===e.y&&i[2]===e.z&&i[3]===e.w||(t.uniform4ui(this.addr,e.x,e.y,e.z,e.w),i[0]=e.x,i[1]=e.y,i[2]=e.z,i[3]=e.w);else{if(jn(i,e))return;t.uniform4uiv(this.addr,e),Yn(i,e)}}function us(t,e,i){const n=this.cache,s=i.allocateTextureUnit();n[0]!==s&&(t.uniform1i(this.addr,s),n[0]=s),i.setTexture2D(e||Nn,s)}function ds(t,e,i){const n=this.cache,s=i.allocateTextureUnit();n[0]!==s&&(t.uniform1i(this.addr,s),n[0]=s),i.setTexture3D(e||kn,s)}function As(t,e,i){const n=this.cache,s=i.allocateTextureUnit();n[0]!==s&&(t.uniform1i(this.addr,s),n[0]=s),i.setTextureCube(e||On,s)}function ps(t,e,i){const n=this.cache,s=i.allocateTextureUnit();n[0]!==s&&(t.uniform1i(this.addr,s),n[0]=s),i.setTexture2DArray(e||Un,s)}function ms(t,e){t.uniform1fv(this.addr,e)}function gs(t,e){const i=qn(e,this.size,2);t.uniform2fv(this.addr,i)}function fs(t,e){const i=qn(e,this.size,3);t.uniform3fv(this.addr,i)}function vs(t,e){const i=qn(e,this.size,4);t.uniform4fv(this.addr,i)}function ys(t,e){const i=qn(e,this.size,4);t.uniformMatrix2fv(this.addr,!1,i)}function xs(t,e){const i=qn(e,this.size,9);t.uniformMatrix3fv(this.addr,!1,i)}function _s(t,e){const i=qn(e,this.size,16);t.uniformMatrix4fv(this.addr,!1,i)}function Es(t,e){t.uniform1iv(this.addr,e)}function ws(t,e){t.uniform2iv(this.addr,e)}function Cs(t,e){t.uniform3iv(this.addr,e)}function bs(t,e){t.uniform4iv(this.addr,e)}function Is(t,e){t.uniform1uiv(this.addr,e)}function Ss(t,e){t.uniform2uiv(this.addr,e)}function Ms(t,e){t.uniform3uiv(this.addr,e)}function Bs(t,e){t.uniform4uiv(this.addr,e)}function Ts(t,e,i){const n=this.cache,s=e.length,r=Jn(i,s);jn(n,r)||(t.uniform1iv(this.addr,r),Yn(n,r));for(let t=0;t!==s;++t)i.setTexture2D(e[t]||Nn,r[t])}function Rs(t,e,i){const n=this.cache,s=e.length,r=Jn(i,s);jn(n,r)||(t.uniform1iv(this.addr,r),Yn(n,r));for(let t=0;t!==s;++t)i.setTexture3D(e[t]||kn,r[t])}function Ds(t,e,i){const n=this.cache,s=e.length,r=Jn(i,s);jn(n,r)||(t.uniform1iv(this.addr,r),Yn(n,r));for(let 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17function Ls(t,e,i){const n=this.cache,s=e.length,r=Jn(i,s);jn(n,r)||(t.uniform1iv(this.addr,r),Yn(n,r));for(let t=0;t!==s;++t)i.setTexture2DArray(e[t]||Un,r[t])}class Qs{constructor(t,e,i){this.id=t,this.addr=i,this.cache=[],this.setValue=function(t){switch(t){case 5126:return Xn;case 35664:return Kn;case 35665:return $n;case 35666:return Zn;case 35674:return ts;case 35675:return es;case 35676:return is;case 5124:case 35670:return ns;case 35667:case 35671:return ss;case 35668:case 35672:return rs;case 35669:case 35673:return as;case 5125:return os;case 36294:return ls;case 36295:return hs;case 36296:return cs;case 35678:case 36198:case 36298:case 36306:case 35682:return us;case 35679:case 36299:case 36307:return ds;case 35680:case 36300:case 36308:case 36293:return As;case 36289:case 36303:case 36311:case 36292:return ps}}(e.type)}}class Ps{constructor(t,e,i){this.id=t,this.addr=i,this.cache=[],this.size=e.size,this.setValue=function(t){switch(t){case 5126:return ms;case 35664:return gs;case 35665:return fs;case 35666:return vs;case 35674:return ys;case 35675:return xs;case 35676:return _s;case 5124:case 35670:return Es;case 35667:case 35671:return ws;case 35668:case 35672:return Cs;case 35669:case 35673:return bs;case 5125:return Is;case 36294:return Ss;case 36295:return Ms;case 36296:return Bs;case 35678:case 36198:case 36298:case 36306:case 35682:return Ts;case 35679:case 36299:case 36307:return Rs;case 35680:case 36300:case 36308:case 36293:return Ds;case 36289:case 36303:case 36311:case 36292:return Ls}}(e.type)}}class Fs{constructor(t){this.id=t,this.seq=[],this.map={}}setValue(t,e,i){const n=this.seq;for(let s=0,r=n.length;s!==r;++s){const r=n[s];r.setValue(t,e[r.id],i)}}}const Ns=/(\w+)(\])?(\[|\.)?/g;function Us(t,e){t.seq.push(e),t.map[e.id]=e}function ks(t,e,i){const n=t.name,s=n.length;for(Ns.lastIndex=0;;){const r=Ns.exec(n),a=Ns.lastIndex;let o=r[1];const l="]"===r[2],h=r[3];if(l&&(o|=0),void 0===h||"["===h&&a+2===s){Us(i,void 0===h?new Qs(o,t,e):new Ps(o,t,e));break}{let t=i.map[o];void 0===t&&(t=new Fs(o),Us(i,t)),i=t}}}class Os{constructor(t,e){this.seq=[],this.map={};const i=t.getProgramParameter(e,35718);for(let n=0;n<i;++n){const i=t.getActiveUniform(e,n);ks(i,t.getUniformLocation(e,i.name),this)}}setValue(t,e,i,n){const s=this.map[e];void 0!==s&&s.setValue(t,i,n)}setOptional(t,e,i){const n=e[i];void 0!==n&&this.setValue(t,i,n)}static upload(t,e,i,n){for(let s=0,r=e.length;s!==r;++s){const r=e[s],a=i[r.id];!1!==a.needsUpdate&&r.setValue(t,a.value,n)}}static seqWithValue(t,e){const i=[];for(let n=0,s=t.length;n!==s;++n){const s=t[n];s.id in e&&i.push(s)}return i}}function Gs(t,e,i){const n=t.createShader(e);return t.shaderSource(n,i),t.compileShader(n),n}let zs=0;function Hs(t,e,i){const n=t.getShaderParameter(e,35713),s=t.getShaderInfoLog(e).trim();if(n&&""===s)return"";const r=/ERROR: 0:(\d+)/.exec(s);if(r){const n=parseInt(r[1]);return i.toUpperCase()+"\n\n"+s+"\n\n"+function(t,e){const i=t.split("\n"),n=[],s=Math.max(e-6,0),r=Math.min(e+6,i.length);for(let t=s;t<r;t++){const s=t+1;n.push(`${s===e?">":" "} ${s}: ${i[t]}`)}return n.join("\n")}(t.getShaderSource(e),n)}return s}function Vs(t,e){const i=function(t){switch(t){case j:return["Linear","( value )"];case Y:return["sRGB","( value )"];default:return console.warn("THREE.WebGLProgram: Unsupported encoding:",t),["Linear","( value )"]}}(e);return"vec4 "+t+"( vec4 value ) { return LinearTo"+i[0]+i[1]+"; }"}function Ws(t,e){let i;switch(e){case 1:i="Linear";break;case 2:i="Reinhard";break;case 3:i="OptimizedCineon";break;case 4:i="ACESFilmic";break;case 5:i="Custom";break;default:console.warn("THREE.WebGLProgram: Unsupported toneMapping:",e),i="Linear"}return"vec3 "+t+"( vec3 color ) { return "+i+"ToneMapping( color ); }"}function qs(t){return""!==t}function js(t,e){const i=e.numSpotLightShadows+e.numSpotLightMaps-e.numSpotLightShadowsWithMaps;return t.replace(/NUM_DIR_LIGHTS/g,e.numDirLights).replace(/NUM_SPOT_LIGHTS/g,e.numSpotLights).replace(/NUM_SPOT_LIGHT_MAPS/g,e.numSpotLightMaps).replace(/NUM_SPOT_LIGHT_COORDS/g,i).replace(/NUM_RECT_AREA_LIGHTS/g,e.numRectAreaLights).replace(/NUM_POINT_LIGHTS/g,e.numPointLights).replace(/NUM_HEMI_LIGHTS/g,e.numHemiLights).replace(/NUM_DIR_LIGHT_SHADOWS/g,e.numDirLightShadows).replace(/NUM_SPOT_L

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e=Hs(s,w,"vertex"),i=Hs(s,C,"fragment");console.error("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(v,35715)+"\n\nProgram Info Log: "+t+"\n"+e+"\n"+i)}else""!==t?console.warn("THREE.WebGLProgram: Program Info Log:",t):""!==e&&""!==i||(r=!1);r&&(this.diagnostics={runnable:n,programLog:t,vertexShader:{log:e,prefix:y},fragmentShader:{log:i,prefix:x}})}let b,I;return s.deleteShader(w),s.deleteShader(C),this.getUniforms=function(){return void 0===b&&(b=new Os(s,v)),b},this.getAttributes=function(){return void 0===I&&(I=function(t,e){const i={},n=t.getProgramParameter(e,35721);for(let s=0;s<n;s++){const n=t.getActiveAttrib(e,s),r=n.name;let a=1;35674===n.type&&(a=2),35675===n.type&&(a=3),35676===n.type&&(a=4),i[r]={type:n.type,location:t.getAttribLocation(e,r),locationSize:a}}return i}(s,v)),I},this.destroy=function(){n.releaseStatesOfProgram(this),s.deleteProgram(v),this.program=void 0},this.name=i.shaderName,this.id=zs++,this.cacheKey=e,this.usedTimes=1,this.program=v,this.vertexShader=w,this.fragmentShader=C,this}let nr=0;class sr{constructor(){this.shaderCache=new Map,this.materialCache=new Map}update(t){const e=t.vertexShader,i=t.fragmentShader,n=this._getShaderStage(e),s=this._getShaderStage(i),r=this._getShaderCacheForMaterial(t);return!1===r.has(n)&&(r.add(n),n.usedTimes++),!1===r.has(s)&&(r.add(s),s.usedTimes++),this}remove(t){const e=this.materialCache.get(t);for(const t of e)t.usedTimes--,0===t.usedTimes&&this.shaderCache.delete(t.code);return this.materialCache.delete(t),this}getVertexShaderID(t){return this._getShaderStage(t.vertexShader).id}getFragmentShaderID(t){return this._getShaderStage(t.fragmentShader).id}dispose(){this.shaderCache.clear(),this.materialCache.clear()}_getShaderCacheForMaterial(t){const e=this.materialCache;let i=e.get(t);return void 0===i&&(i=new Set,e.set(t,i)),i}_getShaderStage(t){const e=this.shaderCache;let i=e.get(t);return void 0===i&&(i=new rr(t),e.set(t,i)),i}}class rr{constructor(t){this.id=nr++,this.code=t,this.usedTimes=0}}function ar(t,e,i,n,s,r,a){const o=new Te,h=new sr,c=[],u=s.isWebGL2,d=s.logarithmicDepthBuffer,A=s.vertexTextures;let p=s.precision;const m={MeshDepthMaterial:"depth",MeshDistanceMaterial:"distanceRGBA",MeshNormalMaterial:"normal",MeshBasicMaterial:"basic",MeshLambertMaterial:"lambert",MeshPhongMaterial:"phong",MeshToonMaterial:"toon",MeshStandardMaterial:"physical",MeshPhysicalMaterial:"physical",MeshMatcapMaterial:"matcap",LineBasicMaterial:"basic",LineDashedMaterial:"dashed",PointsMaterial:"points",ShadowMaterial:"shadow",SpriteMaterial:"sprite"};return{getParameters:function(r,o,c,g,f){const v=g.fog,y=f.geometry,x=r.isMeshStandardMaterial?g.environment:null,_=(r.isMeshStandardMaterial?i:e).get(r.envMap||x),E=_&&_.mapping===l?_.image.height:null,w=m[r.type];null!==r.precision&&(p=s.getMaxPrecision(r.precision),p!==r.precision&&console.warn("THREE.WebGLProgram.getParameters:",r.precision,"not supported, using",p,"instead."));const C=y.morphAttributes.position||y.morphAttributes.normal||y.morphAttributes.color,b=void 0!==C?C.length:0;let I,S,M,B,T=0;if(void 0!==y.morphAttributes.position&&(T=1),void 0!==y.morphAttributes.normal&&(T=2),void 0!==y.morphAttributes.color&&(T=3),w){const t=rn[w];I=t.vertexShader,S=t.fragmentShader}else I=r.vertexShader,S=r.fragmentShader,h.update(r),M=h.getVertexShaderID(r),B=h.getFragmentShaderID(r);const R=t.getRenderTarget(),D=r.alphaTest>0,L=r.clearcoat>0,Q=r.iridescence>0;return{isWebGL2:u,shaderID:w,shaderName:r.type,vertexShader:I,fragmentShader:S,defines:r.defines,customVertexShaderID:M,customFragmentShaderID:B,isRawShaderMaterial:!0===r.isRawShaderMaterial,glslVersion:r.glslVersion,precision:p,instancing:!0===f.isInstancedMesh,instancingColor:!0===f.isInstancedMesh&&null!==f.instanceColor,supportsVertexTextures:A,outputEncoding:null===R?t.outputEncoding:!0===R.isXRRenderTarget?R.texture.encoding:j,map:!!r.map,matcap:!!r.matcap,envMap:!!_,envMapMode:_&&_.mapping,envMapCubeUVHeight:E,lightMap:!!r.lightMap,aoMap:!!r.aoMap,emissiveMap:!!r.emissiveMap,bumpMap:!!r.bumpMap,normalMap:!!r.normalMap,objectSpaceNormalMap:1===r.normalMapType,tangentSpaceNormalMap:0===r.normalMapType,decodeVideoTexture:!!r.map&&!0===r.map.isVideoTexture&&r.map.encoding===Y,clearcoat:L,clearcoatMap:L&&!!r.clearcoatMap,clearcoatRoughnessMap:L&&!!r.clearcoatRoughnessMap,clearcoatNormalMap:L&&!!r.clearcoatNormalMap,iridescence:Q,iridescenceMap:Q&&!!r.iridescenceMap,iridescenceThicknessMap:Q&&!!r.iridescenceThicknessMap,displacementMap:!!r.displacementMap,roughnessMap:!!r.roughnessMap,metalnessMap:!!r.metalnessMap,specularMap:!!r.specularMap,specularIntensityMap:!!r.specularIntensityMap,specularColorMap:!!r.specularColorMap,opaque:!1===r.transparent&&1===r.blending,alphaMap:!!r.alphaMap,alphaTest:D,gradientMap:!!r.gradientMap,sheen:r.sheen>0,sheenColorMap:!!r.sheenColorMap,sheenRoughnessMap:!!r.sheenRoughnessMap,transmission:r.transmission>0,transmissionMap:!!r.transmissionMap,thicknessMap:!!r.thicknessMap,combine:r.combine,vertexTangents:!!r.normalMap&&!!y.attributes.tangent,vertexColors:r.vertexColors,vertexAlphas:!0===r.vertexColors&&!!y.attributes.color&&4===y.attributes.color.itemSize,vertexUvs:!!(r.map||r.bumpMap||r.normalMap||r.specularMap||r.alphaMap||r.emissiveMap||r.roughnessMap||r.metalnessMap||r.clearcoatMap||r.clearcoatRoughnessMap||r.clearcoatNormalMap||r.iridescenceMap||r.iridescenceThicknessMap||r.displacementMap||r.transmissionMap||r.thicknessMap||r.specularIntensityMap||r.specularColorMap||r.sheenColorMap||r.sheenRoughnessMap),uvsVertexOnly:!(r.map||r.bumpMap||r.normalMap||r.specularMap||r.alphaMap||r.emissiveMap||r.roughnessMap||r.metalnessMap||r.clearcoatNormalMap||r.iridescenceMap||r.iridescenceThicknessMap||r.transmission>0||r.transmissionMap||r.thicknessMap||r.specularIntensityMap||r.specularColorMap||r.sheen>0||r.sheenColorMap||r.sheenRoughnessMap||!r.displacementMap),fog:!!v,useFog:!0===r.fog,fogExp2:v&&v.isFogExp2,flatShading:!!r.flatShading,sizeAttenuation:r.sizeAttenuation,logarithmicDepthBuffer:d,skinning:!0===f.isSkinnedMesh,morphTargets:void 0!==y.morphAttributes.position,morphNormals:void 0!==y.morphAttributes.normal,morphColors:void 0!==y.morphAttributes.color,morphTargetsCount:b,morphTextureStride:T,numDirLights:o.directional.length,numPointLights:o.point.length,numSpotLights:o.spot.length,numSpotLightMaps:o.spotLightMap.length,numRectAreaLights:o.rectArea.length,numHemiLights:o.hemi.length,numDirLightShadows:o.directionalShadowMap.length,numPointLightShadows:o.pointShadowMap.length,numSpotLightShadows:o.spotShadowMap.length,numSpotLightShadowsWithMaps:o.numSpotLightShadowsWithMaps,numClippingPlanes:a.numPlanes,numClipIntersection:a.numIntersection,dithering:r.dithering,shadowMapEnabled:t.shadowMap.enabled&&c.length>0,shadowMapType:t.shadowMap.type,toneMapping:r.toneMapped?t.toneMapping:0,physicallyCorrectLights:t.physicallyCorrectLights,premultipliedAlpha:r.premultipliedAlpha,doubleSided:2===r.side,flipSided:1===r.side,useDepthPacking:!!r.depthPacking,depthPacking:r.depthPacking||0,index0AttributeName:r.index0AttributeName,extensionDerivatives:r.extensions&&r.extensions.derivatives,extensionFragDepth:r.extensions&&r.extensions.fragDepth,extensionDrawBuffers:r.extensions&&r.extensions.drawBuffers,extensionShaderTextureLOD:r.extensions&&r.extensions.shaderTextureLOD,rendererExtensionFragDepth:u||n.has("EXT_frag_depth"),rendererExtensionDrawBuffers:u||n.has("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:u||n.has("EXT_shader_texture_lod"),customProgramCacheKey:r.customProgramCacheKey()}},getProgramCacheKey:function(e){const i=[];if(e.shaderID?i.push(e.shaderID):(i.push(e.customVertexShaderID),i.push(e.customFragmentShaderID)),void 0!==e.defines)for(const t in e.defines)i.push(t),i.push(e.defines[t]);return!1===e.isRawShaderMaterial&&(!function(t,e){t.push(e.precision),t.push(e.outputEncoding),t.push(e.envMapMode),t.pu

17sh(e.envMapCubeUVHeight),t.push(e.combine),t.push(e.vertexUvs),t.push(e.fogExp2),t.push(e.sizeAttenuation),t.push(e.morphTargetsCount),t.push(e.morphAttributeCount),t.push(e.numDirLights),t.push(e.numPointLights),t.push(e.numSpotLights),t.push(e.numSpotLightMaps),t.push(e.numHemiLights),t.push(e.numRectAreaLights),t.push(e.numDirLightShadows),t.push(e.numPointLightShadows),t.push(e.numSpotLightShadows),t.push(e.numSpotLightShadowsWithMaps),t.push(e.shadowMapType),t.push(e.toneMapping),t.push(e.numClippingPlanes),t.push(e.numClipIntersection),t.push(e.depthPacking)}(i,e),function(t,e){o.disableAll(),e.isWebGL2&&o.enable(0);e.supportsVertexTextures&&o.enable(1);e.instancing&&o.enable(2);e.instancingColor&&o.enable(3);e.map&&o.enable(4);e.matcap&&o.enable(5);e.envMap&&o.enable(6);e.lightMap&&o.enable(7);e.aoMap&&o.enable(8);e.emissiveMap&&o.enable(9);e.bumpMap&&o.enable(10);e.normalMap&&o.enable(11);e.objectSpaceNormalMap&&o.enable(12);e.tangentSpaceNormalMap&&o.enable(13);e.clearcoat&&o.enable(14);e.clearcoatMap&&o.enable(15);e.clearcoatRoughnessMap&&o.enable(16);e.clearcoatNormalMap&&o.enable(17);e.iridescence&&o.enable(18);e.iridescenceMap&&o.enable(19);e.iridescenceThicknessMap&&o.enable(20);e.displacementMap&&o.enable(21);e.specularMap&&o.enable(22);e.roughnessMap&&o.enable(23);e.metalnessMap&&o.enable(24);e.gradientMap&&o.enable(25);e.alphaMap&&o.enable(26);e.alphaTest&&o.enable(27);e.vertexColors&&o.enable(28);e.vertexAlphas&&o.enable(29);e.vertexUvs&&o.enable(30);e.vertexTangents&&o.enable(31);e.uvsVertexOnly&&o.enable(32);t.push(o.mask),o.disableAll(),e.fog&&o.enable(0);e.useFog&&o.enable(1);e.flatShading&&o.enable(2);e.logarithmicDepthBuffer&&o.enable(3);e.skinning&&o.enable(4);e.morphTargets&&o.enable(5);e.morphNormals&&o.enable(6);e.morphColors&&o.enable(7);e.premultipliedAlpha&&o.enable(8);e.shadowMapEnabled&&o.enable(9);e.physicallyCorrectLights&&o.enable(10);e.doubleSided&&o.enable(11);e.flipSided&&o.enable(12);e.useDepthPacking&&o.enable(13);e.dithering&&o.enable(14);e.specularIntensityMap&&o.enable(15);e.specularColorMap&&o.enable(16);e.transmission&&o.enable(17);e.transmissionMap&&o.enable(18);e.thicknessMap&&o.enable(19);e.sheen&&o.enable(20);e.sheenColorMap&&o.enable(21);e.sheenRoughnessMap&&o.enable(22);e.decodeVideoTexture&&o.enable(23);e.opaque&&o.enable(24);t.push(o.mask)}(i,e),i.push(t.outputEncoding)),i.push(e.customProgramCacheKey),i.join()},getUniforms:function(t){const e=m[t.type];let i;if(e){const t=rn[e];i=Ui.clone(t.uniforms)}else i=t.uniforms;return i},acquireProgram:function(e,i){let n;for(let t=0,e=c.length;t<e;t++){const e=c[t];if(e.cacheKey===i){n=e,++n.usedTimes;break}}return void 0===n&&(n=new ir(t,i,e,r),c.push(n)),n},releaseProgram:function(t){if(0==--t.usedTimes){const e=c.indexOf(t);c[e]=c[c.length-1],c.pop(),t.destroy()}},releaseShaderCache:function(t){h.remove(t)},programs:c,dispose:function(){h.dispose()}}}function or(){let t=new WeakMap;return{get:function(e){let i=t.get(e);return void 0===i&&(i={},t.set(e,i)),i},remove:function(e){t.delete(e)},update:function(e,i,n){t.get(e)[i]=n},dispose:function(){t=new WeakMap}}}function lr(t,e){return t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.material.id!==e.material.id?t.material.id-e.material.id:t.z!==e.z?t.z-e.z:t.id-e.id}function hr(t,e){return t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.z!==e.z?e.z-t.z:t.id-e.id}function cr(){const t=[];let e=0;const i=[],n=[],s=[];function r(i,n,s,r,a,o){let l=t[e];return void 0===l?(l={id:i.id,object:i,geometry:n,material:s,groupOrder:r,renderOrder:i.renderOrder,z:a,group:o},t[e]=l):(l.id=i.id,l.object=i,l.geometry=n,l.material=s,l.groupOrder=r,l.renderOrder=i.renderOrder,l.z=a,l.group=o),e++,l}return{opaque:i,transmissive:n,transparent:s,init:function(){e=0,i.length=0,n.length=0,s.length=0},push:function(t,e,a,o,l,h){const c=r(t,e,a,o,l,h);a.transmission>0?n.push(c):!0===a.transparent?s.push(c):i.push(c)},unshift:function(t,e,a,o,l,h){const c=r(t,e,a,o,l,h);a.transmission>0?n.unshift(c):!0===a.transparent?s.unshift(c):i.unshift(c)},finish:function(){for(let i=e,n=t.length;i<n;i++){const e=t[i];if(null===e.id)break;e.id=null,e.object=null,e.geometry=null,e.material=null,e.group=null}},sort:function(t,e){i.length>1&&i.sort(t||lr),n.length>1&&n.sort(e||hr),s.length>1&&s.sort(e||hr)}}}function ur(){let t=new WeakMap;return{get:function(e,i){const n=t.get(e);let s;return void 0===n?(s=new cr,t.set(e,[s])):i>=n.length?(s=new cr,n.push(s)):s=n[i],s},dispose:function(){t=new WeakMap}}}function dr(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let i;switch(e.type){case"DirectionalLight":i={direction:new Ht,color:new Rt};break;case"SpotLight":i={position:new Ht,direction:new Ht,color:new Rt,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":i={position:new Ht,color:new Rt,distance:0,decay:0};break;case"HemisphereLight":i={direction:new Ht,skyColor:new Rt,groundColor:new Rt};break;case"RectAreaLight":i={color:new Rt,position:new Ht,halfWidth:new Ht,halfHeight:new Ht}}return t[e.id]=i,i}}}let Ar=0;function pr(t,e){return(e.castShadow?2:0)-(t.castShadow?2:0)+(e.map?1:0)-(t.map?1:0)}function mr(t,e){const i=new dr,n=function(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let i;switch(e.type){case"DirectionalLight":case"SpotLight":i={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new gt};break;case"PointLight":i={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new gt,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=i,i}}}(),s={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0};for(let t=0;t<9;t++)s.probe.push(new Ht);const r=new Ht,a=new ye,o=new ye;return{setup:function(r,a){let o=0,l=0,h=0;for(let t=0;t<9;t++)s.probe[t].set(0,0,0);let c=0,u=0,d=0,A=0,p=0,m=0,g=0,f=0,v=0,y=0;r.sort(pr);const x=!0!==a?Math.PI:1;for(let t=0,e=r.length;t<e;t++){const e=r[t],a=e.color,_=e.intensity,E=e.distance,w=e.shadow&&e.shadow.map?e.shadow.map.texture:null;if(e.isAmbientLight)o+=a.r*_*x,l+=a.g*_*x,h+=a.b*_*x;else if(e.isLightProbe)for(let t=0;t<9;

17t++)s.probe[t].addScaledVector(e.sh.coefficients[t],_);else if(e.isDirectionalLight){const t=i.get(e);if(t.color.copy(e.color).multiplyScalar(e.intensity*x),e.castShadow){const t=e.shadow,i=n.get(e);i.shadowBias=t.bias,i.shadowNormalBias=t.normalBias,i.shadowRadius=t.radius,i.shadowMapSize=t.mapSize,s.directionalShadow[c]=i,s.directionalShadowMap[c]=w,s.directionalShadowMatrix[c]=e.shadow.matrix,m++}s.directional[c]=t,c++}else if(e.isSpotLight){const t=i.get(e);t.position.setFromMatrixPosition(e.matrixWorld),t.color.copy(a).multiplyScalar(_*x),t.distance=E,t.coneCos=Math.cos(e.angle),t.penumbraCos=Math.cos(e.angle*(1-e.penumbra)),t.decay=e.decay,s.spot[d]=t;const r=e.shadow;if(e.map&&(s.spotLightMap[v]=e.map,v++,r.updateMatrices(e),e.castShadow&&y++),s.spotLightMatrix[d]=r.matrix,e.castShadow){const t=n.get(e);t.shadowBias=r.bias,t.shadowNormalBias=r.normalBias,t.shadowRadius=r.radius,t.shadowMapSize=r.mapSize,s.spotShadow[d]=t,s.spotShadowMap[d]=w,f++}d++}else if(e.isRectAreaLight){const t=i.get(e);t.color.copy(a).multiplyScalar(_),t.halfWidth.set(.5*e.width,0,0),t.halfHeight.set(0,.5*e.height,0),s.rectArea[A]=t,A++}else if(e.isPointLight){const t=i.get(e);if(t.color.copy(e.color).multiplyScalar(e.intensity*x),t.distance=e.distance,t.decay=e.decay,e.castShadow){const t=e.shadow,i=n.get(e);i.shadowBias=t.bias,i.shadowNormalBias=t.normalBias,i.shadowRadius=t.radius,i.shadowMapSize=t.mapSize,i.shadowCameraNear=t.camera.near,i.shadowCameraFar=t.camera.far,s.pointShadow[u]=i,s.pointShadowMap[u]=w,s.pointShadowMatrix[u]=e.shadow.matrix,g++}s.point[u]=t,u++}else if(e.isHemisphereLight){const t=i.get(e);t.skyColor.copy(e.color).multiplyScalar(_*x),t.groundColor.copy(e.groundColor).multiplyScalar(_*x),s.hemi[p]=t,p++}}A>0&&(e.isWebGL2||!0===t.has("OES_texture_float_linear")?(s.rectAreaLTC1=sn.LTC_FLOAT_1,s.rectAreaLTC2=sn.LTC_FLOAT_2):!0===t.has("OES_texture_half_float_linear")?(s.rectAreaLTC1=sn.LTC_HALF_1,s.rectAreaLTC2=sn.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),s.ambient[0]=o,s.ambient[1]=l,s.ambient[2]=h;const _=s.hash;_.directionalLength===c&&_.pointLength===u&&_.spotLength===d&&_.rectAreaLength===A&&_.hemiLength===p&&_.numDirectionalShadows===m&&_.numPointShadows===g&&_.numSpotShadows===f&&_.numSpotMaps===v||(s.directional.length=c,s.spot.length=d,s.rectArea.length=A,s.point.length=u,s.hemi.length=p,s.directionalShadow.length=m,s.directionalShadowMap.length=m,s.pointShadow.length=g,s.pointShadowMap.length=g,s.spotShadow.length=f,s.spotShadowMap.length=f,s.directionalShadowMatrix.length=m,s.pointShadowMatrix.length=g,s.spotLightMatrix.length=f+v-y,s.spotLightMap.length=v,s.numSpotLightShadowsWithMaps=y,_.directionalLength=c,_.pointLength=u,_.spotLength=d,_.rectAreaLength=A,_.hemiLength=p,_.numDirectionalShadows=m,_.numPointShadows=g,_.numSpotShadows=f,_.numSpotMaps=v,s.version=Ar++)},setupView:function(t,e){let i=0,n=0,l=0,h=0,c=0;const u=e.matrixWorldInverse;for(let e=0,d=t.length;e<d;e++){const d=t[e];if(d.isDirectionalLight){const t=s.directional[i];t.direction.setFromMatrixPosition(d.matrixWorld),r.setFromMatrixPosition(d.target.matrixWorld),t.direction.sub(r),t.direction.transformDirection(u),i++}else if(d.isSpotLight){const t=s.spot[l];t.position.setFromMatrixPosition(d.matrixWorld),t.position.applyMatrix4(u),t.direction.setFromMatrixPosition(d.matrixWorld),r.setFromMatrixPosition(d.target.matrixWorld),t.direction.sub(r),t.direction.transformDirection(u),l++}else if(d.isRectAreaLight){const t=s.rectArea[h];t.position.setFromMatrixPosition(d.matrixWorld),t.position.applyMatrix4(u),o.identity(),a.copy(d.matrixWorld),a.premultiply(u),o.extractRotation(a),t.halfWidth.set(.5*d.width,0,0),t.halfHeight.set(0,.5*d.height,0),t.halfWidth.applyMatrix4(o),t.halfHeight.applyMatrix4(o),h++}else if(d.isPointLight){const t=s.point[n];t.position.setFromMatrixPosition(d.matrixWorld),t.position.applyMatrix4(u),n++}else if(d.isHemisphereLight){const t=s.hemi[c];t.direction.setFromMatrixPosition(d.matrixWorld),t.direction.transformDirection(u),c++}}},state:s}}function gr(t,e){const i=new mr(t,e),n=[],s=[];return{init:function(){n.length=0,s.length=0},state:{lightsArray:n,shadowsArray:s,lights:i},setupLights:function(t){i.setup(n,t)},setupLightsView:function(t){i.setupView(n,t)},pushLight:function(t){n.push(t)},pushShadow:function(t){s.push(t)}}}function fr(t,e){let i=new WeakMap;return{get:function(n,s=0){const r=i.get(n);let a;return void 0===r?(a=new gr(t,e),i.set(n,[a])):s>=r.length?(a=new gr(t,e),r.push(a)):a=r[s],a},dispose:function(){i=new WeakMap}}}class vr extends ni{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class yr extends ni{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.referencePosition=new Ht,this.nearDistance=1,this.farDistance=1e3,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.referencePosition.copy(t.referencePosition),this.nearDistance=t.nearDistance,this.farDistance=t.farDistance,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}function xr(t,e,i){let n=new $i;const s=new gt,r=new gt,a=new Ut,o=new vr({depthPacking:3201}),l=new yr,h={},c=i.maxTextureSize,u={0:1,1:0,2:2}

17,A=new ki({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new gt},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n\tconst float samples = float( VSM_SAMPLES );\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n\tfloat uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n\tfor ( float i = 0.0; i < samples; i ++ ) {\n\t\tfloat uvOffset = uvStart + i * uvStride;\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),p=A.clone();p.defines.HORIZONTAL_PASS=1;const m=new vi;m.setAttribute("position",new oi(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const g=new Di(m,A),f=this;function v(i,n){const r=e.update(g);A.defines.VSM_SAMPLES!==i.blurSamples&&(A.defines.VSM_SAMPLES=i.blurSamples,p.defines.VSM_SAMPLES=i.blurSamples,A.needsUpdate=!0,p.needsUpdate=!0),null===i.mapPass&&(i.mapPass=new kt(s.x,s.y)),A.uniforms.shadow_pass.value=i.map.texture,A.uniforms.resolution.value=i.mapSize,A.uniforms.radius.value=i.radius,t.setRenderTarget(i.mapPass),t.clear(),t.renderBufferDirect(n,null,r,A,g,null),p.uniforms.shadow_pass.value=i.mapPass.texture,p.uniforms.resolution.value=i.mapSize,p.uniforms.radius.value=i.radius,t.setRenderTarget(i.map),t.clear(),t.renderBufferDirect(n,null,r,p,g,null)}function y(e,i,n,s,r,a){let c=null;const d=!0===n.isPointLight?e.customDistanceMaterial:e.customDepthMaterial;if(void 0!==d)c=d;else if(c=!0===n.isPointLight?l:o,t.localClippingEnabled&&!0===i.clipShadows&&Array.isArray(i.clippingPlanes)&&0!==i.clippingPlanes.length||i.displacementMap&&0!==i.displacementScale||i.alphaMap&&i.alphaTest>0||i.map&&i.alphaTest>0){const t=c.uuid,e=i.uuid;let n=h[t];void 0===n&&(n={},h[t]=n);let s=n[e];void 0===s&&(s=c.clone(),n[e]=s),c=s}return c.visible=i.visible,c.wireframe=i.wireframe,c.side=3===a?null!==i.shadowSide?i.shadowSide:i.side:null!==i.shadowSide?i.shadowSide:u[i.side],c.alphaMap=i.alphaMap,c.alphaTest=i.alphaTest,c.map=i.map,c.clipShadows=i.clipShadows,c.clippingPlanes=i.clippingPlanes,c.clipIntersection=i.clipIntersection,c.displacementMap=i.displacementMap,c.displacementScale=i.displacementScale,c.displacementBias=i.displacementBias,c.wireframeLinewidth=i.wireframeLinewidth,c.linewidth=i.linewidth,!0===n.isPointLight&&!0===c.isMeshDistanceMaterial&&(c.referencePosition.setFromMatrixPosition(n.matrixWorld),c.nearDistance=s,c.farDistance=r),c}function x(i,s,r,a,o){if(!1===i.visible)return;if(i.layers.test(s.layers)&&(i.isMesh||i.isLine||i.isPoints)&&(i.castShadow||i.receiveShadow&&3===o)&&(!i.frustumCulled||n.intersectsObject(i))){i.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,i.matrixWorld);const n=e.update(i),s=i.material;if(Array.isArray(s)){const e=n.groups;for(let l=0,h=e.length;l<h;l++){const h=e[l],c=s[h.materialIndex];if(c&&c.visible){const e=y(i,c,a,r.near,r.far,o);t.renderBufferDirect(r,null,n,e,i,h)}}}else if(s.visible){const e=y(i,s,a,r.near,r.far,o);t.renderBufferDirect(r,null,n,e,i,null)}}const l=i.children;for(let t=0,e=l.length;t<e;t++)x(l[t],s,r,a,o)}this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=1,this.render=function(e,i,o){if(!1===f.enabled)return;if(!1===f.autoUpdate&&!1===f.needsUpdate)return;if(0===e.length)return;const l=t.getRenderTarget(),h=t.getActiveCubeFace(),u=t.getActiveMipmapLevel(),A=t.state;A.setBlending(0),A.buffers.color.setClear(1,1,1,1),A.buffers.depth.setTest(!0),A.setScissorTest(!1);for(let l=0,h=e.length;l<h;l++){const h=e[l],u=h.shadow;if(void 0===u){console.warn("THREE.WebGLShadowMap:",h,"has no shadow.");continue}if(!1===u.autoUpdate&&!1===u.needsUpdate)continue;s.copy(u.mapSize);const p=u.getFrameExtents();

17if(s.multiply(p),r.copy(u.mapSize),(s.x>c||s.y>c)&&(s.x>c&&(r.x=Math.floor(c/p.x),s.x=r.x*p.x,u.mapSize.x=r.x),s.y>c&&(r.y=Math.floor(c/p.y),s.y=r.y*p.y,u.mapSize.y=r.y)),null===u.map){const t=3!==this.type?{minFilter:d,magFilter:d}:{};u.map=new kt(s.x,s.y,t),u.map.texture.name=h.name+".shadowMap",u.camera.updateProjectionMatrix()}t.setRenderTarget(u.map),t.clear();const m=u.getViewportCount();for(let t=0;t<m;t++){const e=u.getViewport(t);a.set(r.x*e.x,r.y*e.y,r.x*e.z,r.y*e.w),A.viewport(a),u.updateMatrices(h,t),n=u.getFrustum(),x(i,o,u.camera,h,this.type)}!0!==u.isPointLightShadow&&3===this.type&&v(u,o),u.needsUpdate=!1}f.needsUpdate=!1,t.setRenderTarget(l,h,u)}}function _r(t,e,i){const n=i.isWebGL2;const r=new function(){let e=!1;const i=new Ut;let n=null;const s=new Ut(0,0,0,0);return{setMask:function(i){n===i||e||(t.colorMask(i,i,i,i),n=i)},setLocked:function(t){e=t},setClear:function(e,n,r,a,o){!0===o&&(e*=a,n*=a,r*=a),i.set(e,n,r,a),!1===s.equals(i)&&(t.clearColor(e,n,r,a),s.copy(i))},reset:function(){e=!1,n=null,s.set(-1,0,0,0)}}},a=new function(){let e=!1,i=null,n=null,s=null;return{setTest:function(t){t?G(2929):z(2929)},setMask:function(n){i===n||e||(t.depthMask(n),i=n)},setFunc:function(e){if(n!==e){switch(e){case 0:t.depthFunc(512);break;case 1:t.depthFunc(519);break;case 2:t.depthFunc(513);break;case 3:default:t.depthFunc(515);break;case 4:t.depthFunc(514);break;case 5:t.depthFunc(518);break;case 6:t.depthFunc(516);break;case 7:t.depthFunc(517)}n=e}},setLocked:function(t){e=t},setClear:function(e){s!==e&&(t.clearDepth(e),s=e)},reset:function(){e=!1,i=null,n=null,s=null}}},o=new function(){let e=!1,i=null,n=null,s=null,r=null,a=null,o=null,l=null,h=null;return{setTest:function(t){e||(t?G(2960):z(2960))},setMask:function(n){i===n||e||(t.stencilMask(n),i=n)},setFunc:function(e,i,a){n===e&&s===i&&r===a||(t.stencilFunc(e,i,a),n=e,s=i,r=a)},setOp:function(e,i,n){a===e&&o===i&&l===n||(t.stencilOp(e,i,n),a=e,o=i,l=n)},setLocked:function(t){e=t},setClear:function(e){h!==e&&(t.clearStencil(e),h=e)},reset:function(){e=!1,i=null,n=null,s=null,r=null,a=null,o=null,l=null,h=null}}},l=new WeakMap,h=new WeakMap;let c={},u={},d=new WeakMap,A=[],p=null,m=!1,g=null,f=null,v=null,y=null,x=null,_=null,E=null,w=!1,C=null,b=null,I=null,S=null,M=null;const B=t.getParameter(35661);let T=!1,R=0;const D=t.getParameter(7938);-1!==D.indexOf("WebGL")?(R=parseFloat(/^WebGL (\d)/.exec(D)[1]),T=R>=1):-1!==D.indexOf("OpenGL ES")&&(R=parseFloat(/^OpenGL ES (\d)/.exec(D)[1]),T=R>=2);let L=null,Q={};const P=t.getParameter(3088),F=t.getParameter(2978),N=(new Ut).fromArray(P),U=(new Ut).fromArray(F);function k(e,i,n){const s=new Uint8Array(4),r=t.createTexture();t.bindTexture(e,r),t.texParameteri(e,10241,9728),t.texParameteri(e,10240,9728);for(let e=0;e<n;e++)t.texImage2D(i+e,0,6408,1,1,0,6408,5121,s);return r}const O={};function G(e){!0!==c[e]&&(t.enable(e),c[e]=!0)}function z(e){!1!==c[e]&&(t.disable(e),c[e]=!1)}O[3553]=k(3553,3553,1),O[34067]=k(34067,34069,6),r.setClear(0,0,0,1),a.setClear(1),o.setClear(0),G(2929),a.setFunc(3),q(!1),j(1),G(2884),W(0);const H={[s]:32774,101:32778,102:32779};if(n)H[103]=32775,H[104]=32776;else{const t=e.get("EXT_blend_minmax");null!==t&&(H[103]=t.MIN_EXT,H[104]=t.MAX_EXT)}const V={200:0,201:1,202:768,204:770,210:776,208:774,206:772,203:769,205:771,209:775,207:773};function W(e,i,n,r,a,o,l,h){if(0!==e){if(!1===m&&(G(3042),m=!0),5===e)a=a||i,o=o||n,l=l||r,i===f&&a===x||(t.blendEquationSeparate(H[i],H[a]),f=i,x=a),n===v&&r===y&&o===_&&l===E||(t.blendFuncSeparate(V[n],V[r],V[o],V[l]),v=n,y=r,_=o,E=l),g=e,w=!1;else if(e!==g||h!==w){if(f===s&&x===s||(t.blendEquation(32774),f=s,x=s),h)switch(e){case 1:t.blendFuncSeparate(1,771,1,771);break;case 2:t.blendFunc(1,1);break;case 3:t.blendFuncSeparate(0,769,0,1);break;case 4:t.blendFuncSeparate(0,768,0,770);break;default:console.error("THREE.WebGLState: Invalid blending: ",e)}else switch(e){case 1:t.blendFuncSeparate(770,771,1,771);break;case 2:t.blendFunc(770,1);break;case 3:t.blendFuncSeparate(0,769,0,1);break;case 4:t.blendFunc(0,768);break;default:console.error("THREE.WebGLState: Invalid blending: ",e)}v=null,y=null,_=null,E=null,g=e,w=h}}else!0===m&&(z(3042),m=!1)}function q(e){C!==e&&(e?t.frontFace(2304):t.frontFace(2305),C=e)}function j(e){0!==e?(G(2884),e!==b&&(1===e?t.cullFace(1029):2===e?t.cullFace(1028):t.cullFace(1032))):z(2884),b=e}function Y(e,i,n){e?(G(32823),S===i&&M===n||(t.polygonOffset(i,n),S=i,M=n)):z(32823)}return{buffers:{color:r,depth:a,stencil:o},enable:G,disable:z,bindFramebuffer:function(e,i){return u[e]!==i&&(t.bindFramebuffer(e,i),u[e]=i,n&&(36009===e&&(u[36160]=i),36160===e&&(u[36009]=i)),!0)},drawBuffers:function(n,s){let r=A,a=!1;if(n)if(r=d.get(s),void 0===r&&(r=[],d.set(s,r)),n.isWebGLMultipleRenderTargets){const t=n.texture;if(r.length!==t.length||36064!==r[0]){for(let e=0,i=t.length;e<i;e++)r[e]=36064+e;r.length=t.length,a=!0}}else 36064!==r[0]&&(r[0]=36064,a=!0);else 1029!==r[0]&&(r[0]=1029,a=!0);

17a&&(i.isWebGL2?t.drawBuffers(r):e.get("WEBGL_draw_buffers").drawBuffersWEBGL(r))},useProgram:function(e){return p!==e&&(t.useProgram(e),p=e,!0)},setBlending:W,setMaterial:function(t,e){2===t.side?z(2884):G(2884);let i=1===t.side;e&&(i=!i),q(i),1===t.blending&&!1===t.transparent?W(0):W(t.blending,t.blendEquation,t.blendSrc,t.blendDst,t.blendEquationAlpha,t.blendSrcAlpha,t.blendDstAlpha,t.premultipliedAlpha),a.setFunc(t.depthFunc),a.setTest(t.depthTest),a.setMask(t.depthWrite),r.setMask(t.colorWrite);const n=t.stencilWrite;o.setTest(n),n&&(o.setMask(t.stencilWriteMask),o.setFunc(t.stencilFunc,t.stencilRef,t.stencilFuncMask),o.setOp(t.stencilFail,t.stencilZFail,t.stencilZPass)),Y(t.polygonOffset,t.polygonOffsetFactor,t.polygonOffsetUnits),!0===t.alphaToCoverage?G(32926):z(32926)},setFlipSided:q,setCullFace:j,setLineWidth:function(e){e!==I&&(T&&t.lineWidth(e),I=e)},setPolygonOffset:Y,setScissorTest:function(t){t?G(3089):z(3089)},activeTexture:function(e){void 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17return o&&t.samples>0&&!0===e.has("WEBGL_multisampled_render_to_texture")&&!1!==i.__useRenderToTexture}function ot(t,i){const n=t.encoding,s=t.format,r=t.type;return!0===t.isCompressedTexture||!0===t.isVideoTexture||t.format===tt||n!==j&&(n===Y?!1===o?!0===e.has("EXT_sRGB")&&s===w?(t.format=tt,t.minFilter=m,t.generateMipmaps=!1):i=Lt.sRGBToLinear(i):s===w&&r===v||console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture encoding:",n)),i}this.allocateTextureUnit=function(){const t=q;return t>=l&&console.warn("THREE.WebGLTextures: Trying to use "+t+" texture units while this GPU supports only "+l),q+=1,t},this.resetTextureUnits=function(){q=0},this.setTexture2D=J,this.setTexture2DArray=function(t,e){const s=n.get(t);t.version>0&&s.__version!==t.version?et(s,t,e):i.bindTexture(35866,s.__webglTexture,33984+e)},this.setTexture3D=function(t,e){const s=n.get(t);t.version>0&&s.__version!==t.version?et(s,t,e):i.bindTexture(32879,s.__webglTexture,33984+e)},this.setTextureCube=function(e,s){const a=n.get(e);e.version>0&&a.__version!==e.version?function(e,s,a){if(6!==s.image.length)return;const l=Z(e,s),h=s.source;i.bindTexture(34067,e.__webglTexture,33984+a);const c=n.get(h);if(h.version!==c.__version||!0===l){i.activeTexture(33984+a),t.pixelStorei(37440,s.flipY),t.pixelStorei(37441,s.premultiplyAlpha),t.pixelStorei(3317,s.unpackAlignment),t.pixelStorei(37443,0);const e=s.isCompressedTexture||s.image[0].isCompressedTexture,n=s.image[0]&&s.image[0].isDataTexture,u=[];for(let t=0;t<6;t++)u[t]=e||n?n?s.image[t].image:s.image[t]:F(s.image[t],!1,!0,I),u[t]=ot(s,u[t]);const d=u[0],A=N(d)||o,p=r.convert(s.format,s.encoding),m=r.convert(s.type),g=O(s.internalFormat,p,m,s.encoding),f=o&&!0!==s.isVideoTexture,v=void 0===c.__version||!0===l;let y,x=G(s,d,A);if($(34067,s,A),e){f&&v&&i.texStorage2D(34067,x,g,d.width,d.height);for(let t=0;t<6;t++){y=u[t].mipmaps;for(let e=0;e<y.length;e++){const n=y[e];s.format!==w?null!==p?f?i.compressedTexSubImage2D(34069+t,e,0,0,n.width,n.height,p,n.data):i.compressedTexImage2D(34069+t,e,g,n.width,n.height,0,n.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):f?i.texSubImage2D(34069+t,e,0,0,n.width,n.height,p,m,n.data):i.texImage2D(34069+t,e,g,n.width,n.height,0,p,m,n.data)}}}else{y=s.mipmaps,f&&v&&(y.length>0&&x++,i.texStorage2D(34067,x,g,u[0].width,u[0].height));for(let t=0;t<6;t++)if(n){f?i.texSubImage2D(34069+t,0,0,0,u[t].width,u[t].height,p,m,u[t].data):i.texImage2D(34069+t,0,g,u[t].width,u[t].height,0,p,m,u[t].data);for(let e=0;e<y.length;e++){const n=y[e].image[t].image;f?i.texSubImage2D(34069+t,e+1,0,0,n.width,n.height,p,m,n.data):i.texImage2D(34069+t,e+1,g,n.width,n.height,0,p,m,n.data)}}else{f?i.texSubImage2D(34069+t,0,0,0,p,m,u[t]):i.texImage2D(34069+t,0,g,p,m,u[t]);for(let e=0;e<y.length;e++){const n=y[e];f?i.texSubImage2D(34069+t,e+1,0,0,p,m,n.image[t]):i.texImage2D(34069+t,e+1,g,p,m,n.image[t])}}}U(s,A)&&k(34067),c.__version=h.version,s.onUpdate&&s.onUpdate(s)}e.__version=s.version}(a,e,s):i.bindTexture(34067,a.__webglTexture,33984+s)},this.rebindTextures=function(t,e,i){const s=n.get(t);void 0!==e&&it(s.__webglFramebuffer,t,t.texture,36064,3553),void 0!==i&&st(t)},this.setupRenderTarget=function(e){const l=e.texture,h=n.get(e),c=n.get(l);e.addEventListener("dispose",V),!0!==e.isWebGLMultipleRenderTargets&&(void 0===c.__webglTexture&&(c.__webglTexture=t.createTexture()),c.__version=l.version,a.memory.textures++);const u=!0===e.isWebGLCubeRenderTarget,d=!0===e.isWebGLMultipleRenderTargets,A=N(e)||o;if(u){h.__webglFramebuffer=[];for(let e=0;e<6;e++)h.__webglFramebuffer[e]=t.createFramebuffer()}else{if(h.__webglFramebuffer=t.createFramebuffer(),d)if(s.drawBuffers){const i=e.texture;for(let e=0,s=i.length;e<s;e++){const s=n.get(i[e]);void 0===s.__webglTexture&&(s.__webglTexture=t.createTexture(),a.memory.textures++)}}else console.warn("THREE.WebGLRenderer: WebGLMultipleRenderTargets can only be used with WebGL2 or WEBGL_draw_buffers extension.");

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r=t[s],a=n.get(r);i.bindTexture(3553,a.__webglTexture),$(3553,r,A),it(h.__webglFramebuffer,e,r,36064+s,3553),U(r,A)&&k(3553)}i.unbindTexture()}else{let t=3553;(e.isWebGL3DRenderTarget||e.isWebGLArrayRenderTarget)&&(o?t=e.isWebGL3DRenderTarget?32879:35866:console.error("THREE.WebGLTextures: THREE.Data3DTexture and THREE.DataArrayTexture only supported with WebGL2.")),i.bindTexture(t,c.__webglTexture),$(t,l,A),it(h.__webglFramebuffer,e,l,36064,t),U(l,A)&&k(t),i.unbindTexture()}e.depthBuffer&&st(e)},this.updateRenderTargetMipmap=function(t){const e=N(t)||o,s=!0===t.isWebGLMultipleRenderTargets?t.texture:[t.texture];for(let r=0,a=s.length;r<a;r++){const a=s[r];if(U(a,e)){const e=t.isWebGLCubeRenderTarget?34067:3553,s=n.get(a).__webglTexture;i.bindTexture(e,s),k(e),i.unbindTexture()}}},this.updateMultisampleRenderTarget=function(e){if(o&&e.samples>0&&!1===at(e)){const s=e.isWebGLMultipleRenderTargets?e.texture:[e.texture],r=e.width,a=e.height;let o=16384;const 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e=n.get(s[i]).__webglTexture;t.framebufferTexture2D(36009,36064,3553,e,0)}t.blitFramebuffer(0,0,r,a,0,0,r,a,o,9728),T&&t.invalidateFramebuffer(36008,l)}if(i.bindFramebuffer(36008,null),i.bindFramebuffer(36009,null),u)for(let e=0;e<s.length;e++){i.bindFramebuffer(36160,c.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(36160,36064+e,36161,c.__webglColorRenderbuffer[e]);const r=n.get(s[e]).__webglTexture;i.bindFramebuffer(36160,c.__webglFramebuffer),t.framebufferTexture2D(36009,36064+e,3553,r,0)}i.bindFramebuffer(36009,c.__webglMultisampledFramebuffer)}},this.setupDepthRenderbuffer=st,this.setupFrameBufferTexture=it,this.useMultisampledRTT=at}function wr(t,e,i){const n=i.isWebGL2;return{convert:function(i,s=null){let r;if(i===v)return 5121;if(1017===i)return 32819;if(1018===i)return 32820;if(1010===i)return 5120;if(1011===i)return 5122;if(1012===i)return 5123;if(1013===i)return 5124;if(i===y)return 5125;if(i===x)return 5126;if(i===_)return n?5131:(r=e.get("OES_texture_half_float"),null!==r?r.HALF_FLOAT_OES:null);if(1021===i)return 6406;if(i===w)return 6408;if(1024===i)return 6409;if(1025===i)return 6410;if(i===C)return 6402;if(i===b)return 34041;if(i===tt)return r=e.get("EXT_sRGB"),null!==r?r.SRGB_ALPHA_EXT:null;if(i===I)return 6403;if(1029===i)return 36244;if(i===S)return 33319;if(1031===i)return 33320;if(1033===i)return 36249;if(i===M||i===B||i===T||i===R)if(s===Y){if(r=e.get("WEBGL_compressed_texture_s3tc_srgb"),null===r)return null;if(i===M)return r.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(i===B)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(i===T)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(i===R)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(r=e.get("WEBGL_compressed_texture_s3tc"),null===r)return null;if(i===M)return r.COMPRESSED_RGB_S3TC_DXT1_EXT;if(i===B)return r.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(i===T)return r.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(i===R)return r.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(i===D||35841===i||i===L||35843===i){if(r=e.get("WEBGL_compressed_texture_pvrtc"),null===r)return null;if(i===D)return r.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===i)return r.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(i===L)return r.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===i)return r.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===i)return r=e.get("WEBGL_compressed_texture_etc1"),null!==r?r.COMPRESSED_RGB_ETC1_WEBGL:null;if(i===Q||i===P){if(r=e.get("WEBGL_compressed_texture_etc"),null===r)return null;if(i===Q)return s===Y?r.COMPRESSED_SRGB8_ETC2:r.COMPRESSED_RGB8_ETC2;if(i===P)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:r.COMPRESSED_RGBA8_ETC2_EAC}if(i===F||37809===i||37810===i||37811===i||37812===i||37813===i||37814===i||37815===i||37816===i||37817===i||37818===i||37819===i||37820===i||37821===i){if(r=e.get("WEBGL_compressed_texture_astc"),null===r)return null;if(i===F)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:r.COMPRESSED_RGBA_ASTC_4x4_KHR;if(37809===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:r.COMPRESSED_RGBA_ASTC_5x4_KHR;if(37810===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:r.COMPRESSED_RGBA_ASTC_5x5_KHR;if(37811===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:r.COMPRESSED_RGBA_ASTC_6x5_KHR;if(37812===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:r.COMPRESSED_RGBA_ASTC_6x6_KHR;if(37813===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:r.COMPRESSED_RGBA_ASTC_8x5_KHR;if(37814===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:r.COMPRESSED_RGBA_ASTC_8x6_KHR;if(37815===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:r.COMPRESSED_RGBA_ASTC_8x8_KHR;if(37816===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:r.COMPRESSED_RGBA_ASTC_10x5_KHR;if(37817===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:r.COMPRESSED_RGBA_ASTC_10x6_KHR;if(37818===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:r.COMPRESSED_RGBA_ASTC_10x8_KHR;if(37819===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:r.COMPRESSED_RGBA_ASTC_10x10_KHR;if(37820===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:r.COMPRESSED_RGBA_ASTC_12x10_KHR;if(37821===i)return s===Y?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:r.COMPRESSED_RGBA_ASTC_12x12_KHR}if(i===N){if(r=e.get("EXT_texture_compression_bptc"),null===r)return null;if(i===N)return s===Y?r.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:r.COMPRESSED_RGBA_BPTC_UNORM_EXT}if(36283===i||36284===i||36285===i||36286===i){if(r=e.get("EXT_texture_compression_rgtc"),null===r)return null;

17if(i===N)return r.COMPRESSED_RED_RGTC1_EXT;if(36284===i)return r.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(36285===i)return r.COMPRESSED_RED_GREEN_RGTC2_EXT;if(36286===i)return r.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return i===E?n?34042:(r=e.get("WEBGL_depth_texture"),null!==r?r.UNSIGNED_INT_24_8_WEBGL:null):void 0!==t[i]?t[i]:null}}}class Cr extends Gi{constructor(t=[]){super(),this.isArrayCamera=!0,this.cameras=t}}class br extends Ve{constructor(){super(),this.isGroup=!0,this.type="Group"}}const Ir={type:"move"};class Sr{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new br,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new br,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new Ht,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new Ht),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new br,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new Ht,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new Ht),this._grip}dispatchEvent(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this}connect(t){if(t&&t.hand){const e=this._hand;if(e)for(const i of t.hand.values())this._getHandJoint(e,i)}return this.dispatchEvent({type:"connected",data:t}),this}disconnect(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(t,e,i){let n=null,s=null,r=null;const a=this._targetRay,o=this._grip,l=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState){if(l&&t.hand){r=!0;for(const n of t.hand.values()){const t=e.getJointPose(n,i),s=this._getHandJoint(l,n);null!==t&&(s.matrix.fromArray(t.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale),s.jointRadius=t.radius),s.visible=null!==t}const n=l.joints["index-finger-tip"],s=l.joints["thumb-tip"],a=n.position.distanceTo(s.position),o=.02,h=.005;l.inputState.pinching&&a>o+h?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&a<=o-h&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(s=e.getPose(t.gripSpace,i),null!==s&&(o.matrix.fromArray(s.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),s.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(s.linearVelocity)):o.hasLinearVelocity=!1,s.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(s.angularVelocity)):o.hasAngularVelocity=!1));null!==a&&(n=e.getPose(t.targetRaySpace,i),null===n&&null!==s&&(n=s),null!==n&&(a.matrix.fromArray(n.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),n.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(n.linearVelocity)):a.hasLinearVelocity=!1,n.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(n.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(Ir)))}return null!==a&&(a.visible=null!==n),null!==o&&(o.visible=null!==s),null!==l&&(l.visible=null!==r),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const i=new br;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[e.jointName]=i,t.add(i)}return t.joints[e.jointName]}}class Mr extends Nt{constructor(t,e,i,n,s,r,a,o,l,h){if((h=void 0!==h?h:C)!==C&&h!==b)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===i&&h===C&&(i=y),void 0===i&&h===b&&(i=E),super(null,n,s,r,a,o,h,i,l),this.isDepthTexture=!0,this.image={width:t,height:e},this.magFilter=void 0!==a?a:d,this.minFilter=void 0!==o?o:d,this.flipY=!1,this.generateMipmaps=!1}}class Br extends et{constructor(t,e){super();const i=this;let n=null,s=1,r=null,a="local-floor",o=1,l=null,h=null,c=null,u=null,d=null,A=null;const p=e.getContextAttributes();let m=null,g=null;const f=[],x=[],_=new Set,I=new Map,S=new Gi;S.layers.enable(1),S.viewport=new Ut;const M=new Gi;M.layers.enable(2),M.viewport=new Ut;const B=[S,M],T=new Cr;T.layers.enable(1),T.layers.enable(2);let R=null,D=null;function L(t){const e=x.indexOf(t.inputSource);if(-1===e)return;const i=f[e];void 0!==i&&i.dispatchEvent({type:t.type,data:t.inputSource})}function Q(){n.removeEventListener("select",L),n.removeEventListener("selectstart",L),n.removeEventListener("selectend",L),n.removeEventListener("squeeze",L),n.removeEventListener("squeezestart",L),n.removeEventListener("squeezeend",L),n.removeEventListener("end",Q),n.removeEventListener("inputsourceschange",P);for(let t=0;t<f.length;t++){const e=x[t];null!==e&&(x[t]=null,f[t].disconnect(e))}R=null,D=null,t.setRenderTarget(m),d=null,u=null,c=null,n=null,g=null,O.stop(),i.isPresenting=!1,i.dispatchEvent({type:"sessionend"})}function P(t){for(let e=0;e<t.removed.length;e++){const i=t.removed[e],n=x.indexOf(i);n>=0&&(x[n]=null,f[n].disconnect(i))}for(let e=0;e<t.added.length;e++){const i=t.added[e];let n=x.indexOf(i);if(-1===n){for(let t=0;t<f.length;t++){if(t>=x.length){x.push(i),n=t;break}if(null===x[t]){x[t]=i,n=t;break}}if(-1===n)break}const s=f[n];s&&s.connect(i)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=f[t];return void 0===e&&(e=new Sr,f[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=f[t];return void 0===e&&(e=new Sr,f[t]=e),e.getGripSpace()},this.getHand=function(t){let e=f[t];return void 0===e&&(e=new Sr,f[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){s=t,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(t){a=t,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||r},this.setReferenceSpace=function(t){l=t},this.getBaseLayer=function(){return null!==u?u:d},this.getBinding=function(){return c},this.getFrame=function(){return A}

17,this.getSession=function(){return n},this.setSession=async function(h){if(n=h,null!==n){if(m=t.getRenderTarget(),n.addEventListener("select",L),n.addEventListener("selectstart",L),n.addEventListener("selectend",L),n.addEventListener("squeeze",L),n.addEventListener("squeezestart",L),n.addEventListener("squeezeend",L),n.addEventListener("end",Q),n.addEventListener("inputsourceschange",P),!0!==p.xrCompatible&&await e.makeXRCompatible(),void 0===n.renderState.layers||!1===t.capabilities.isWebGL2){const i={antialias:void 0!==n.renderState.layers||p.antialias,alpha:p.alpha,depth:p.depth,stencil:p.stencil,framebufferScaleFactor:s};d=new XRWebGLLayer(n,e,i),n.updateRenderState({baseLayer:d}),g=new kt(d.framebufferWidth,d.framebufferHeight,{format:w,type:v,encoding:t.outputEncoding,stencilBuffer:p.stencil})}else{let i=null,r=null,a=null;p.depth&&(a=p.stencil?35056:33190,i=p.stencil?b:C,r=p.stencil?E:y);const o={colorFormat:32856,depthFormat:a,scaleFactor:s};c=new XRWebGLBinding(n,e),u=c.createProjectionLayer(o),n.updateRenderState({layers:[u]}),g=new kt(u.textureWidth,u.textureHeight,{format:w,type:v,depthTexture:new Mr(u.textureWidth,u.textureHeight,r,void 0,void 0,void 0,void 0,void 0,void 0,i),stencilBuffer:p.stencil,encoding:t.outputEncoding,samples:p.antialias?4:0});t.properties.get(g).__ignoreDepthValues=u.ignoreDepthValues}g.isXRRenderTarget=!0,this.setFoveation(o),l=null,r=await n.requestReferenceSpace(a),O.setContext(n),O.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}};const F=new Ht,N=new Ht;function U(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.copy(t.matrixWorld).invert()}this.updateCamera=function(t){if(null===n)return;T.near=M.near=S.near=t.near,T.far=M.far=S.far=t.far,R===T.near&&D===T.far||(n.updateRenderState({depthNear:T.near,depthFar:T.far}),R=T.near,D=T.far);const e=t.parent,i=T.cameras;U(T,e);for(let t=0;t<i.length;t++)U(i[t],e);T.matrixWorld.decompose(T.position,T.quaternion,T.scale),t.matrix.copy(T.matrix),t.matrix.decompose(t.position,t.quaternion,t.scale);const s=t.children;for(let t=0,e=s.length;t<e;t++)s[t].updateMatrixWorld(!0);2===i.length?function(t,e,i){F.setFromMatrixPosition(e.matrixWorld),N.setFromMatrixPosition(i.matrixWorld);const n=F.distanceTo(N),s=e.projectionMatrix.elements,r=i.projectionMatrix.elements,a=s[14]/(s[10]-1),o=s[14]/(s[10]+1),l=(s[9]+1)/s[5],h=(s[9]-1)/s[5],c=(s[8]-1)/s[0],u=(r[8]+1)/r[0],d=a*c,A=a*u,p=n/(-c+u),m=p*-c;e.matrixWorld.decompose(t.position,t.quaternion,t.scale),t.translateX(m),t.translateZ(p),t.matrixWorld.compose(t.position,t.quaternion,t.scale),t.matrixWorldInverse.copy(t.matrixWorld).invert();const g=a+p,f=o+p,v=d-m,y=A+(n-m),x=l*o/f*g,_=h*o/f*g;t.projectionMatrix.makePerspective(v,y,x,_,g,f)}(T,S,M):T.projectionMatrix.copy(S.projectionMatrix)},this.getCamera=function(){return T},this.getFoveation=function(){if(null!==u||null!==d)return o},this.setFoveation=function(t){o=t,null!==u&&(u.fixedFoveation=t),null!==d&&void 0!==d.fixedFoveation&&(d.fixedFoveation=t)},this.getPlanes=function(){return _};let k=null;const O=new Zi;O.setAnimationLoop((function(e,n){if(h=n.getViewerPose(l||r),A=n,null!==h){const e=h.views;null!==d&&(t.setRenderTargetFramebuffer(g,d.framebuffer),t.setRenderTarget(g));let i=!1;e.length!==T.cameras.length&&(T.cameras.length=0,i=!0);for(let n=0;n<e.length;n++){const s=e[n];let r=null;if(null!==d)r=d.getViewport(s);else{const e=c.getViewSubImage(u,s);r=e.viewport,0===n&&(t.setRenderTargetTextures(g,e.colorTexture,u.ignoreDepthValues?void 0:e.depthStencilTexture),t.setRenderTarget(g))}let a=B[n];void 0===a&&(a=new Gi,a.layers.enable(n),a.viewport=new Ut,B[n]=a),a.matrix.fromArray(s.transform.matrix),a.projectionMatrix.fromArray(s.projectionMatrix),a.viewport.set(r.x,r.y,r.width,r.height),0===n&&T.matrix.copy(a.matrix),!0===i&&T.cameras.push(a)}}for(let t=0;t<f.length;t++){const e=x[t],i=f[t];null!==e&&void 0!==i&&i.update(e,n,l||r)}if(k&&k(e,n),n.detectedPlanes){i.dispatchEvent({type:"planesdetected",data:n.detectedPlanes});let t=null;for(const e of _)n.detectedPlanes.has(e)||(null===t&&(t=[]),t.push(e));if(null!==t)for(const e of t)_.delete(e),I.delete(e),i.dispatchEvent({type:"planeremoved",data:e});for(const t of n.detectedPlanes)if(_.has(t)){const e=I.get(t);t.lastChangedTime>e&&(I.set(t,t.lastChangedTime),i.dispatchEvent({type:"planechanged",data:t}))}else _.add(t),I.set(t,n.lastChangedTime),i.dispatchEvent({type:"planeadded",data:t})}A=null})),this.setAnimationLoop=function(t){k=t},this.dispose=function(){}}}function Tr(t,e){function i(i,n){i.opacity.value=n.opacity,n.color&&i.diffuse.value.copy(n.

17color),n.emissive&&i.emissive.value.copy(n.emissive).multiplyScalar(n.emissiveIntensity),n.map&&(i.map.value=n.map),n.alphaMap&&(i.alphaMap.value=n.alphaMap),n.bumpMap&&(i.bumpMap.value=n.bumpMap,i.bumpScale.value=n.bumpScale,1===n.side&&(i.bumpScale.value*=-1)),n.displacementMap&&(i.displacementMap.value=n.displacementMap,i.displacementScale.value=n.displacementScale,i.displacementBias.value=n.displacementBias),n.emissiveMap&&(i.emissiveMap.value=n.emissiveMap),n.normalMap&&(i.normalMap.value=n.normalMap,i.normalScale.value.copy(n.normalScale),1===n.side&&i.normalScale.value.negate()),n.specularMap&&(i.specularMap.value=n.specularMap),n.alphaTest>0&&(i.alphaTest.value=n.alphaTest);const s=e.get(n).envMap;if(s&&(i.envMap.value=s,i.flipEnvMap.value=s.isCubeTexture&&!1===s.isRenderTargetTexture?-1:1,i.reflectivity.value=n.reflectivity,i.ior.value=n.ior,i.refractionRatio.value=n.refractionRatio),n.lightMap){i.lightMap.value=n.lightMap;const e=!0!==t.physicallyCorrectLights?Math.PI:1;i.lightMapIntensity.value=n.lightMapIntensity*e}let r,a;n.aoMap&&(i.aoMap.value=n.aoMap,i.aoMapIntensity.value=n.aoMapIntensity),n.map?r=n.map:n.specularMap?r=n.specularMap:n.displacementMap?r=n.displacementMap:n.normalMap?r=n.normalMap:n.bumpMap?r=n.bumpMap:n.roughnessMap?r=n.roughnessMap:n.metalnessMap?r=n.metalnessMap:n.alphaMap?r=n.alphaMap:n.emissiveMap?r=n.emissiveMap:n.clearcoatMap?r=n.clearcoatMap:n.clearcoatNormalMap?r=n.clearcoatNormalMap:n.clearcoatRoughnessMap?r=n.clearcoatRoughnessMap:n.iridescenceMap?r=n.iridescenceMap:n.iridescenceThicknessMap?r=n.iridescenceThicknessMap:n.specularIntensityMap?r=n.specularIntensityMap:n.specularColorMap?r=n.specularColorMap:n.transmissionMap?r=n.transmissionMap:n.thicknessMap?r=n.thicknessMap:n.sheenColorMap?r=n.sheenColorMap:n.sheenRoughnessMap&&(r=n.sheenRoughnessMap),void 0!==r&&(r.isWebGLRenderTarget&&(r=r.texture),!0===r.matrixAutoUpdate&&r.updateMatrix(),i.uvTransform.value.copy(r.matrix)),n.aoMap?a=n.aoMap:n.lightMap&&(a=n.lightMap),void 0!==a&&(a.isWebGLRenderTarget&&(a=a.texture),!0===a.matrixAutoUpdate&&a.updateMatrix(),i.uv2Transform.value.copy(a.matrix))}return{refreshFogUniforms:function(e,i){i.color.getRGB(e.fogColor.value,Ni(t)),i.isFog?(e.fogNear.value=i.near,e.fogFar.value=i.far):i.isFogExp2&&(e.fogDensity.value=i.density)},refreshMaterialUniforms:function(t,n,s,r,a){n.isMeshBasicMaterial||n.isMeshLambertMaterial?i(t,n):n.isMeshToonMaterial?(i(t,n),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap)}(t,n)):n.isMeshPhongMaterial?(i(t,n),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4)}(t,n)):n.isMeshStandardMaterial?(i(t,n),function(t,i){t.roughness.value=i.roughness,t.metalness.value=i.metalness,i.roughnessMap&&(t.roughnessMap.value=i.roughnessMap);i.metalnessMap&&(t.metalnessMap.value=i.metalnessMap);const n=e.get(i).envMap;n&&(t.envMapIntensity.value=i.envMapIntensity)}(t,n),n.isMeshPhysicalMaterial&&function(t,e,i){t.ior.value=e.ior,e.sheen>0&&(t.sheenColor.value.copy(e.sheenColor).multiplyScalar(e.sheen),t.sheenRoughness.value=e.sheenRoughness,e.sheenColorMap&&(t.sheenColorMap.value=e.sheenColorMap),e.sheenRoughnessMap&&(t.sheenRoughnessMap.value=e.sheenRoughnessMap));e.clearcoat>0&&(t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap),e.clearcoatNormalMap&&(t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),t.clearcoatNormalMap.value=e.clearcoatNormalMap,1===e.side&&t.clearcoatNormalScale.value.negate()));e.iridescence>0&&(t.iridescence.value=e.iridescence,t.iridescenceIOR.value=e.iridescenceIOR,t.iridescenceThicknessMinimum.value=e.iridescenceThicknessRange[0],t.iridescenceThicknessMaximum.value=e.iridescenceThicknessRange[1],e.iridescenceMap&&(t.iridescenceMap.value=e.iridescenceMap),e.iridescenceThicknessMap&&(t.iridescenceThicknessMap.value=e.iridescenceThicknessMap));e.transmission>0&&(t.transmission.value=e.transmission,t.transmissionSamplerMap.value=i.texture,t.transmissionSamplerSize.value.set(i.width,i.height),e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap),t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap),t.attenuationDistance.value=e.attenuationDistance,t.attenuationColor.value.copy(e.attenuationColor));t.specularIntensity.value=e.specularIntensity,t.specularColor.value.copy(e.specularColor),e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap);e.specularColorMap&&(t.specularColorMap.value=e.specularColorMap)}

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17,this.setViewport=function(t,e,i,n){t.isVector4?F.set(t.x,t.y,t.z,t.w):F.set(t,e,i,n),K.viewport(M.copy(F).multiplyScalar(L).floor())},this.getScissor=function(t){return t.copy(N)},this.setScissor=function(t,e,i,n){t.isVector4?N.set(t.x,t.y,t.z,t.w):N.set(t,e,i,n),K.scissor(B.copy(N).multiplyScalar(L).floor())},this.getScissorTest=function(){return U},this.setScissorTest=function(t){K.setScissorTest(U=t)},this.setOpaqueSort=function(t){Q=t},this.setTransparentSort=function(t){P=t},this.getClearColor=function(t){return t.copy(At.getClearColor())},this.setClearColor=function(){At.setClearColor.apply(At,arguments)},this.getClearAlpha=function(){return At.getClearAlpha()},this.setClearAlpha=function(){At.setClearAlpha.apply(At,arguments)},this.clear=function(t=!0,e=!0,i=!0){let n=0;t&&(n|=16384),e&&(n|=256),i&&(n|=1024),Et.clear(n)},this.clearColor=function(){this.clear(!0,!1,!1)},this.clearDepth=function(){this.clear(!1,!0,!1)},this.clearStencil=function(){this.clear(!1,!1,!0)},this.dispose=function(){e.removeEventListener("webglcontextlost",It,!1),e.removeEventListener("webglcontextrestored",St,!1),e.removeEventListener("webglcontextcreationerror",Mt,!1),lt.dispose(),ht.dispose(),Z.dispose(),et.dispose(),it.dispose(),rt.dispose(),yt.dispose(),_t.dispose(),at.dispose(),bt.dispose(),bt.removeEventListener("sessionstart",Rt),bt.removeEventListener("sessionend",Dt),z&&(z.dispose(),z=null),Lt.stop()},this.renderBufferDirect=function(t,e,i,n,s,r){null===e&&(e=q);const a=s.isMesh&&s.matrixWorld.determinant()<0,o=function(t,e,i,n,s){!0!==e.isScene&&(e=q);tt.resetTextureUnits();const r=e.fog,a=n.isMeshStandardMaterial?e.environment:null,o=null===b?g.outputEncoding:!0===b.isXRRenderTarget?b.texture.encoding:j,l=(n.isMeshStandardMaterial?it:et).get(n.envMap||a),h=!0===n.vertexColors&&!!i.attributes.color&&4===i.attributes.color.itemSize,c=!!n.normalMap&&!!i.attributes.tangent,u=!!i.morphAttributes.position,d=!!i.morphAttributes.normal,p=!!i.morphAttributes.color,m=n.toneMapped?g.toneMapping:0,f=i.morphAttributes.position||i.morphAttributes.normal||i.morphAttributes.color,v=void 0!==f?f.length:0,y=Z.get(n),x=A.state.lights;if(!0===O&&(!0===G||t!==S)){const e=t===S&&n.id===I;ct.setState(n,t,e)}let _=!1;n.version===y.__version?y.needsLights&&y.lightsStateVersion!==x.state.version||y.outputEncoding!==o||s.isInstancedMesh&&!1===y.instancing?_=!0:s.isInstancedMesh||!0!==y.instancing?s.isSkinnedMesh&&

17!1===y.skinning?_=!0:s.isSkinnedMesh||!0!==y.skinning?y.envMap!==l||!0===n.fog&&y.fog!==r?_=!0:void 0===y.numClippingPlanes||y.numClippingPlanes===ct.numPlanes&&y.numIntersection===ct.numIntersection?(y.vertexAlphas!==h||y.vertexTangents!==c||y.morphTargets!==u||y.morphNormals!==d||y.morphColors!==p||y.toneMapping!==m||!0===X.isWebGL2&&y.morphTargetsCount!==v)&&(_=!0):_=!0:_=!0:_=!0:(_=!0,y.__version=n.version);let E=y.currentProgram;!0===_&&(E=Ot(n,e,s));let w=!1,C=!1,M=!1;const B=E.getUniforms(),T=y.uniforms;K.useProgram(E.program)&&(w=!0,C=!0,M=!0);n.id!==I&&(I=n.id,C=!0);if(w||S!==t){if(B.setValue(Et,"projectionMatrix",t.projectionMatrix),X.logarithmicDepthBuffer&&B.setValue(Et,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),S!==t&&(S=t,C=!0,M=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshStandardMaterial||n.envMap){const e=B.map.cameraPosition;void 0!==e&&e.setValue(Et,W.setFromMatrixPosition(t.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&B.setValue(Et,"isOrthographic",!0===t.isOrthographicCamera),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.isShadowMaterial||s.isSkinnedMesh)&&B.setValue(Et,"viewMatrix",t.matrixWorldInverse)}if(s.isSkinnedMesh){B.setOptional(Et,s,"bindMatrix"),B.setOptional(Et,s,"bindMatrixInverse");const t=s.skeleton;t&&(X.floatVertexTextures?(null===t.boneTexture&&t.computeBoneTexture(),B.setValue(Et,"boneTexture",t.boneTexture,tt),B.setValue(Et,"boneTextureSize",t.boneTextureSize)):console.warn("THREE.WebGLRenderer: SkinnedMesh can only be used with WebGL 2. With WebGL 1 OES_texture_float and vertex textures support is required."))}const R=i.morphAttributes;(void 0!==R.position||void 0!==R.normal||void 0!==R.color&&!0===X.isWebGL2)&&pt.update(s,i,n,E);(C||y.receiveShadow!==s.receiveShadow)&&(y.receiveShadow=s.receiveShadow,B.setValue(Et,"receiveShadow",s.receiveShadow));n.isMeshGouraudMaterial&&null!==n.envMap&&(T.envMap.value=l,T.flipEnvMap.value=l.isCubeTexture&&!1===l.isRenderTargetTexture?-1:1);C&&(B.setValue(Et,"toneMappingExposure",g.toneMappingExposure),y.needsLights&&(P=M,(Q=T).ambientLightColor.needsUpdate=P,Q.lightProbe.needsUpdate=P,Q.directionalLights.needsUpdate=P,Q.directionalLightShadows.needsUpdate=P,Q.pointLights.needsUpdate=P,Q.pointLightShadows.needsUpdate=P,Q.spotLights.needsUpdate=P,Q.spotLightShadows.needsUpdate=P,Q.rectAreaLights.needsUpdate=P,Q.hemisphereLights.needsUpdate=P),r&&!0===n.fog&&ot.refreshFogUniforms(T,r),ot.refreshMaterialUniforms(T,n,L,D,z),Os.upload(Et,y.uniformsList,T,tt));var Q,P;n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(Os.upload(Et,y.uniformsList,T,tt),n.uniformsNeedUpdate=!1);n.isSpriteMaterial&&B.setValue(Et,"center",s.center);if(B.setValue(Et,"modelViewMatrix",s.modelViewMatrix),B.setValue(Et,"normalMatrix",s.normalMatrix),B.setValue(Et,"modelMatrix",s.matrixWorld),n.isShaderMaterial||n.isRawShaderMaterial){const t=n.uniformsGroups;for(let e=0,i=t.length;e<i;e++)if(X.isWebGL2){const i=t[e];_t.update(i,E),_t.bind(i,E)}else console.warn("THREE.WebGLRenderer: Uniform Buffer Objects can only be used with WebGL 2.")}return E}(t,e,i,n,s);K.setMaterial(n,a);let l=i.index,h=1;!0===n.wireframe&&(l=st.getWireframeAttribute(i),h=2);const c=i.drawRange,u=i.attributes.position;let d=c.start*h,p=(c.start+c.count)*h;null!==r&&(d=Math.max(d,r.start*h),p=Math.min(p,(r.start+r.count)*h)),null!==l?(d=Math.max(d,0),p=Math.min(p,l.count)):null!=u&&(d=Math.max(d,0),p=Math.min(p,u.count));const m=p-d;if(m<0||m===1/0)return;let f;yt.setup(s,n,o,i,l);let v=mt;if(null!==l&&(f=nt.get(l),v=ft,v.setIndex(f)),s.isMesh)!0===n.wireframe?(K.setLineWidth(n.wireframeLinewidth*Y()),v.setMode(1)):v.setMode(4);else if(s.isLine){let t=n.linewidth;void 0===t&&(t=1),K.setLineWidth(t*Y()),s.isLineSegments?v.setMode(1):s.isLineLoop?v.setMode(2):v.setMode(3)}else s.isPoints?v.setMode(0):s.isSprite&&v.setMode(4);if(s.isInstancedMesh)v.renderInstances(d,m,s.count);else if(i.isInstancedBufferGeometry){const t=void 0!==i._maxInstanceCount?i._maxInstanceCount:1/0,e=Math.min(i.instanceCount,t);v.renderInstances(d,m,e)}else v.render(d,m)},this.compile=function(t,e){function i(t,e,i){!0===t.transparent&&2===t.side&&!1===t.forceSinglePass?(t.side=1,t.needsUpdate=!0,Ot(t,e,i),t.side=0,t.needsUpdate=!0,Ot(t,e,i),t.side=2):Ot(t,e,i)}

17A=ht.get(t),A.init(),m.push(A),t.traverseVisible((function(t){t.isLight&&t.layers.test(e.layers)&&(A.pushLight(t),t.castShadow&&A.pushShadow(t))})),A.setupLights(g.physicallyCorrectLights),t.traverse((function(e){const n=e.material;if(n)if(Array.isArray(n))for(let s=0;s<n.length;s++){i(n[s],t,e)}else i(n,t,e)})),m.pop(),A=null};let Tt=null;function Rt(){Lt.stop()}function Dt(){Lt.start()}const Lt=new Zi;function Qt(t,e,i,n){if(!1===t.visible)return;if(t.layers.test(e.layers))if(t.isGroup)i=t.renderOrder;else if(t.isLOD)!0===t.autoUpdate&&t.update(e);else if(t.isLight)A.pushLight(t),t.castShadow&&A.pushShadow(t);else if(t.isSprite){if(!t.frustumCulled||k.intersectsSprite(t)){n&&W.setFromMatrixPosition(t.matrixWorld).applyMatrix4(H);const e=rt.update(t),s=t.material;s.visible&&d.push(t,e,s,i,W.z,null)}}else if((t.isMesh||t.isLine||t.isPoints)&&(t.isSkinnedMesh&&t.skeleton.frame!==$.render.frame&&(t.skeleton.update(),t.skeleton.frame=$.render.frame),!t.frustumCulled||k.intersectsObject(t))){n&&W.setFromMatrixPosition(t.matrixWorld).applyMatrix4(H);const e=rt.update(t),s=t.material;if(Array.isArray(s)){const n=e.groups;for(let r=0,a=n.length;r<a;r++){const a=n[r],o=s[a.materialIndex];o&&o.visible&&d.push(t,e,o,i,W.z,a)}}else s.visible&&d.push(t,e,s,i,W.z,null)}const s=t.children;for(let t=0,r=s.length;t<r;t++)Qt(s[t],e,i,n)}function Pt(t,e,i,n){const s=t.opaque,r=t.transmissive,o=t.transparent;A.setupLightsView(i),!0===O&&ct.setGlobalState(g.clippingPlanes,i),r.length>0&&function(t,e,i){const n=X.isWebGL2;null===z&&(z=new kt(1,1,{generateMipmaps:!0,type:J.has("EXT_color_buffer_half_float")?_:v,minFilter:f,samples:n&&!0===a?4:0}));g.getDrawingBufferSize(V),n?z.setSize(V.x,V.y):z.setSize(dt(V.x),dt(V.y));const s=g.getRenderTarget();g.setRenderTarget(z),g.clear();const r=g.toneMapping;g.toneMapping=0,Ft(t,e,i),g.toneMapping=r,tt.updateMultisampleRenderTarget(z),tt.updateRenderTargetMipmap(z),g.setRenderTarget(s)}(s,e,i),n&&K.viewport(M.copy(n)),s.length>0&&Ft(s,e,i),r.length>0&&Ft(r,e,i),o.length>0&&Ft(o,e,i),K.buffers.depth.setTest(!0),K.buffers.depth.setMask(!0),K.buffers.color.setMask(!0),K.setPolygonOffset(!1)}function Ft(t,e,i){const n=!0===e.isScene?e.overrideMaterial:null;for(let s=0,r=t.length;s<r;s++){const r=t[s],a=r.object,o=r.geometry,l=null===n?r.material:n,h=r.group;a.layers.test(i.layers)&&Nt(a,e,i,o,l,h)}}function Nt(t,e,i,n,s,r){t.onBeforeRender(g,e,i,n,s,r),t.modelViewMatrix.multiplyMatrices(i.matrixWorldInverse,t.matrixWorld),t.normalMatrix.getNormalMatrix(t.modelViewMatrix),s.onBeforeRender(g,e,i,n,t,r),!0===s.transparent&&2===s.side&&!1===s.forceSinglePass?(s.side=1,s.needsUpdate=!0,g.renderBufferDirect(i,e,n,s,t,r),s.side=0,s.needsUpdate=!0,g.renderBufferDirect(i,e,n,s,t,r),s.side=2):g.renderBufferDirect(i,e,n,s,t,r),t.onAfterRender(g,e,i,n,s,r)}function Ot(t,e,i){!0!==e.isScene&&(e=q);const n=Z.get(t),s=A.state.lights,r=A.state.shadowsArray,a=s.state.version,o=at.getParameters(t,

17s.state,r,e,i),l=at.getProgramCacheKey(o);let h=n.programs;n.environment=t.isMeshStandardMaterial?e.environment:null,n.fog=e.fog,n.envMap=(t.isMeshStandardMaterial?it:et).get(t.envMap||n.environment),void 0===h&&(t.addEventListener("dispose",Bt),h=new Map,n.programs=h);let c=h.get(l);if(void 0!==c){if(n.currentProgram===c&&n.lightsStateVersion===a)return Gt(t,o),c}else o.uniforms=at.getUniforms(t),t.onBuild(i,o,g),t.onBeforeCompile(o,g),c=at.acquireProgram(o,l),h.set(l,c),n.uniforms=o.uniforms;const u=n.uniforms;(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(u.clippingPlanes=ct.uniform),Gt(t,o),n.needsLights=function(t){return t.isMeshLambertMaterial||t.isMeshToonMaterial||t.isMeshPhongMaterial||t.isMeshStandardMaterial||t.isShadowMaterial||t.isShaderMaterial&&!0===t.lights}(t),n.lightsStateVersion=a,n.needsLights&&(u.ambientLightColor.value=s.state.ambient,u.lightProbe.value=s.state.probe,u.directionalLights.value=s.state.directional,u.directionalLightShadows.value=s.state.directionalShadow,u.spotLights.value=s.state.spot,u.spotLightShadows.value=s.state.spotShadow,u.rectAreaLights.value=s.state.rectArea,u.ltc_1.value=s.state.rectAreaLTC1,u.ltc_2.value=s.state.rectAreaLTC2,u.pointLights.value=s.state.point,u.pointLightShadows.value=s.state.pointShadow,u.hemisphereLights.value=s.state.hemi,u.directionalShadowMap.value=s.state.directionalShadowMap,u.directionalShadowMatrix.value=s.state.directionalShadowMatrix,u.spotShadowMap.value=s.state.spotShadowMap,u.spotLightMatrix.value=s.state.spotLightMatrix,u.spotLightMap.value=s.state.spotLightMap,u.pointShadowMap.value=s.state.pointShadowMap,u.pointShadowMatrix.value=s.state.pointShadowMatrix);const d=c.getUniforms(),p=Os.seqWithValue(d.seq,u);return n.currentProgram=c,n.uniformsList=p,c}function Gt(t,e){const i=Z.get(t);i.outputEncoding=e.outputEncoding,i.instancing=e.instancing,i.skinning=e.skinning,i.morphTargets=e.morphTargets,i.morphNormals=e.morphNormals,i.morphColors=e.morphColors,i.morphTargetsCount=e.morphTargetsCount,i.numClippingPlanes=e.numClippingPlanes,i.numIntersection=e.numClipIntersection,i.vertexAlphas=e.vertexAlphas,i.vertexTangents=e.vertexTangents,i.toneMapping=e.toneMapping}Lt.setAnimationLoop((function(t){Tt&&Tt(t)})),"undefined"!=typeof self&&Lt.setContext(self),this.setAnimationLoop=function(t){Tt=t,bt.setAnimationLoop(t),null===t?Lt.stop():Lt.start()},bt.addEventListener("sessionstart",Rt),bt.addEventListener("sessionend",Dt),this.render=function(t,e){if(void 0!==e&&!0!==e.isCamera)return void console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");if(!0===y)return;!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),null===e.parent&&!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),!0===bt.enabled&&!0===bt.isPresenting&&(!0===bt.cameraAutoUpdate&&bt.updateCamera(e),e=bt.getCamera()),!0===t.isScene&&t.onBeforeRender(g,t,e,b),A=ht.get(t,m.length),A.init(),m.push(A),H.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),k.setFromProjectionMatrix(H),G=this.localClippingEnabled,O=ct.init(this.clippingPlanes,G),d=lt.get(t,p.length),d.init(),p.push(d),Qt(t,e,0,g.sortObjects),d.finish(),!0===g.sortObjects&&d.sort(Q,P),!0===O&&ct.beginShadows();const i=A.state.shadowsArray;if(ut.render(i,t,e),!0===O&&ct.endShadows(),!0===this.info.autoReset&&this.info.reset(),At.render(d,t),A.setupLights(g.physicallyCorrectLights),e.isArrayCamera){const i=e.cameras;for(let e=0,n=i.length;e<n;e++){const n=i[e];Pt(d,t,n,n.viewport)}}else Pt(d,t,e);null!==b&&(tt.updateMultisampleRenderTarget(b),tt.updateRenderTargetMipmap(b)),!0===t.isScene&&t.onAfterRender(g,t,e),yt.resetDefaultState(),I=-1,S=null,m.pop(),A=m.length>0?m[m.length-1]:null,p.pop(),d=p.length>0?p[p.length-1]:null},this.getActiveCubeFace=function(){return E},this.getActiveMipmapLevel=function(){return C},this.getRenderTarget=function(){return b},this.setRenderTargetTextures=function(t,e,i){Z.get(t.texture).__webglTexture=e,Z.get(t.depthTexture).__webglTexture=i;const n=Z.get(t);n.__hasExternalTextures=!0,n.__hasExternalTextures&&(n.__autoAllocateDepthBuffer=void 0===i,n.__autoAllocateDepthBuffer||!0===J.has("WEBGL_multisampled_render_to_texture")&&(console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided"),n.__useRenderToTexture=!1))},this.setRenderTargetFramebuffer=function(t,e){const i=Z.get(t);i.__webglFramebuffer=e,i.__useDefaultFramebuffer=void 0===e},this.setRenderTarget=function(t,e=0,i=0){b=t,E=e,C=i;let n=!0,s=null,r=!1,a=!1;if(t){const i=Z.get(t);void 0!==i.__useDefaultFramebuffer?(K.bindFramebuffer(36160,null),n=!1):void 0===i.__webglFramebuffer?tt.setupRenderTarget(t):i.__hasExternalTextures&&tt.rebindTextures(t,Z.get(t.texture).__webglTexture,Z.get(t.depthTexture).__webglTexture);const o=t.texture;(o.isData3DTexture||o.isDataArrayTexture||o.isCompressedArrayTexture)&&(a=!0);const l=Z.get(t).__webglFramebuffer;

17t.isWebGLCubeRenderTarget?(s=l[e],r=!0):s=X.isWebGL2&&t.samples>0&&!1===tt.useMultisampledRTT(t)?Z.get(t).__webglMultisampledFramebuffer:l,M.copy(t.viewport),B.copy(t.scissor),T=t.scissorTest}else M.copy(F).multiplyScalar(L).floor(),B.copy(N).multiplyScalar(L).floor(),T=U;if(K.bindFramebuffer(36160,s)&&X.drawBuffers&&n&&K.drawBuffers(t,s),K.viewport(M),K.scissor(B),K.setScissorTest(T),r){const n=Z.get(t.texture);Et.framebufferTexture2D(36160,36064,34069+e,n.__webglTexture,i)}else if(a){const n=Z.get(t.texture),s=e||0;Et.framebufferTextureLayer(36160,36064,n.__webglTexture,i||0,s)}I=-1},this.readRenderTargetPixels=function(t,e,i,n,s,r,a){if(!t||!t.isWebGLRenderTarget)return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let o=Z.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==a&&(o=o[a]),o){K.bindFramebuffer(36160,o);try{const a=t.texture,o=a.format,l=a.type;if(o!==w&&vt.convert(o)!==Et.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");const h=l===_&&(J.has("EXT_color_buffer_half_float")||X.isWebGL2&&J.has("EXT_color_buffer_float"));if(!(l===v||vt.convert(l)===Et.getParameter(35738)||l===x&&(X.isWebGL2||J.has("OES_texture_float")||J.has("WEBGL_color_buffer_float"))||h))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");e>=0&&e<=t.width-n&&i>=0&&i<=t.height-s&&Et.readPixels(e,i,n,s,vt.convert(o),vt.convert(l),r)}finally{const t=null!==b?Z.get(b).__webglFramebuffer:null;K.bindFramebuffer(36160,t)}}},this.copyFramebufferToTexture=function(t,e,i=0){const n=Math.pow(2,-i),s=Math.floor(e.image.width*n),r=Math.floor(e.image.height*n);tt.setTexture2D(e,0),Et.copyTexSubImage2D(3553,i,0,0,t.x,t.y,s,r),K.unbindTexture()},this.copyTextureToTexture=function(t,e,i,n=0){const s=e.image.width,r=e.image.height,a=vt.convert(i.format),o=vt.convert(i.type);tt.setTexture2D(i,0),Et.pixelStorei(37440,i.flipY),Et.pixelStorei(37441,i.premultiplyAlpha),Et.pixelStorei(3317,i.unpackAlignment),e.isDataTexture?Et.texSubImage2D(3553,n,t.x,t.y,s,r,a,o,e.image.data):e.isCompressedTexture?Et.compressedTexSubImage2D(3553,n,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,a,e.mipmaps[0].data):Et.texSubImage2D(3553,n,t.x,t.y,a,o,e.image),0===n&&i.generateMipmaps&&Et.generateMipmap(3553),K.unbindTexture()},this.copyTextureToTexture3D=function(t,e,i,n,s=0){if(g.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const r=t.max.x-t.min.x+1,a=t.max.y-t.min.y+1,o=t.max.z-t.min.z+1,l=vt.convert(n.format),h=vt.convert(n.type);let c;if(n.isData3DTexture)tt.setTexture3D(n,0),c=32879;else{if(!n.isDataArrayTexture)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");tt.setTexture2DArray(n,0),c=35866}Et.pixelStorei(37440,n.flipY),Et.pixelStorei(37441,n.premultiplyAlpha),Et.pixelStorei(3317,n.unpackAlignment);const u=Et.getParameter(3314),d=Et.getParameter(32878),A=Et.getParameter(3316),p=Et.getParameter(3315),m=Et.getParameter(32877),f=i.isCompressedTexture?i.mipmaps[0]:i.image;Et.pixelStorei(3314,f.width),Et.pixelStorei(32878,f.height),Et.pixelStorei(3316,t.min.x),Et.pixelStorei(3315,t.min.y),Et.pixelStorei(32877,t.min.z),i.isDataTexture||i.isData3DTexture?Et.texSubImage3D(c,s,e.x,e.y,e.z,r,a,o,l,h,f.data):i.isCompressedArrayTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),Et.compressedTexSubImage3D(c,s,e.x,e.y,e.z,r,a,o,l,f.data)):Et.texSubImage3D(c,s,e.x,e.y,e.z,r,a,o,l,h,f),Et.pixelStorei(3314,u),Et.pixelStorei(32878,d),Et.pixelStorei(3316,A),Et.pixelStorei(3315,p),Et.pixelStorei(32877,m),0===s&&n.generateMipmaps&&Et.generateMipmap(c),K.unbindTexture()},this.initTexture=function(t){t.isCubeTexture?tt.setTextureCube(t,0):t.isData3DTexture?tt.setTexture3D(t,0):t.isDataArrayTexture||t.isCompressedArrayTexture?tt.setTexture2DArray(t,0):tt.setTexture2D(t,0),K.unbindTexture()},this.resetState=function(){E=0,C=0,b=null,K.reset(),yt.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}(class extends Dr{}).prototype.isWebGL1Renderer=!0;class Lr extends Ve{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),this.backgroundBlurriness=t.backgroundBlurriness,this.backgroundIntensity=t.backgroundIntensity,null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e}get autoUpdate(){return console.warn("THREE.Scene: autoUpdate was renamed to matrixWorldAutoUpdate in r144."),this.matrixWorldAutoUpdate}set autoUpdate(t){console.warn("THREE.Scene: autoUpdate was renamed to matrixWorldAutoUpdate in r144."),this.matrixWorldAutoUpdate=t}}class Qr{constructor(t,e){this.isInterleavedBuffer=!0,this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=$,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=at()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,e,i){t*=this.stride,i*=e.stride;for(let n=0,s=this.stride;n<s;n++)this.array[t+n]=e.array[i+n];return this}set(t,e=0){return this.array.set(t,e),this}clone(t){void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=at()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const e=new this.array.constructor(t.arrayBuffers[this.array.buffer._uuid]),i=new this.constructor(e,this.stride);return i.setUsage(this.usage),i}onUpload(t){return this.onUploadCallback=t,this}toJSON(t){return void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=at()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.arrayBuffers[this.array.buffer._uuid]=Array.from(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}}const Pr=new Ht;class Fr{constructor(t,e,i,n=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=t,this.itemSize=e,this.offset=i,this.normalized=n}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(t){this.data.needsUpdate=t}applyMatrix4(t){for(let e=0,i=this.data.count;e<i;

17e++)Pr.fromBufferAttribute(this,e),Pr.applyMatrix4(t),this.setXYZ(e,Pr.x,Pr.y,Pr.z);return this}applyNormalMatrix(t){for(let e=0,i=this.count;e<i;e++)Pr.fromBufferAttribute(this,e),Pr.applyNormalMatrix(t),this.setXYZ(e,Pr.x,Pr.y,Pr.z);return this}transformDirection(t){for(let e=0,i=this.count;e<i;e++)Pr.fromBufferAttribute(this,e),Pr.transformDirection(t),this.setXYZ(e,Pr.x,Pr.y,Pr.z);return this}setX(t,e){return this.normalized&&(e=pt(e,this.array)),this.data.array[t*this.data.stride+this.offset]=e,this}setY(t,e){return this.normalized&&(e=pt(e,this.array)),this.data.array[t*this.data.stride+this.offset+1]=e,this}setZ(t,e){return this.normalized&&(e=pt(e,this.array)),this.data.array[t*this.data.stride+this.offset+2]=e,this}setW(t,e){return this.normalized&&(e=pt(e,this.array)),this.data.array[t*this.data.stride+this.offset+3]=e,this}getX(t){let e=this.data.array[t*this.data.stride+this.offset];return this.normalized&&(e=At(e,this.array)),e}getY(t){let e=this.data.array[t*this.data.stride+this.offset+1];return this.normalized&&(e=At(e,this.array)),e}getZ(t){let e=this.data.array[t*this.data.stride+this.offset+2];return this.normalized&&(e=At(e,this.array)),e}getW(t){let e=this.data.array[t*this.data.stride+this.offset+3];return this.normalized&&(e=At(e,this.array)),e}setXY(t,e,i){return t=t*this.data.stride+this.offset,this.normalized&&(e=pt(e,this.array),i=pt(i,this.array)),this.data.array[t+0]=e,this.data.array[t+1]=i,this}setXYZ(t,e,i,n){return t=t*this.data.stride+this.offset,this.normalized&&(e=pt(e,this.array),i=pt(i,this.array),n=pt(n,this.array)),this.data.array[t+0]=e,this.data.array[t+1]=i,this.data.array[t+2]=n,this}setXYZW(t,e,i,n,s){return t=t*this.data.stride+this.offset,this.normalized&&(e=pt(e,this.array),i=pt(i,this.array),n=pt(n,this.array),s=pt(s,this.array)),this.data.array[t+0]=e,this.data.array[t+1]=i,this.data.array[t+2]=n,this.data.array[t+3]=s,this}clone(t){if(void 0===t){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let e=0;e<this.count;e++){const i=e*this.data.stride+this.offset;for(let e=0;e<this.itemSize;e++)t.push(this.data.array[i+e])}return new oi(new this.array.constructor(t),this.itemSize,this.normalized)}return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.clone(t)),new Fr(t.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(t){if(void 0===t){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let e=0;e<this.count;e++){const i=e*this.data.stride+this.offset;for(let e=0;e<this.itemSize;e++)t.push(this.data.array[i+e])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.toJSON(t)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}const Nr=new Ht,Ur=new Ut,kr=new Ut,Or=new Ht,Gr=new ye;class zr extends Di{constructor(t,e){super(t,e),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new ye,this.bindMatrixInverse=new ye}copy(t,e){return super.copy(t,e),this.bindMode=t.bindMode,this.bindMatrix.copy(t.bindMatrix),this.bindMatrixInverse.copy(t.bindMatrixInverse),this.skeleton=t.skeleton,this}bind(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.copy(e).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const t=new Ut,e=this.geometry.attributes.skinWeight;for(let i=0,n=e.count;i<n;i++){t.fromBufferAttribute(e,i);const n=1/t.manhattanLength();n!==1/0?t.multiplyScalar(n):t.set(1,0,0,0),e.setXYZW(i,t.x,t.y,t.z,t.w)}}updateMatrixWorld(t){super.updateMatrixWorld(t),"attached"===this.bindMode?this.bindMatrixInverse.copy(this.matrixWorld).invert():"detached"===this.bindMode?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}boneTransform(t,e){const i=this.skeleton,n=this.geometry;

17Ur.fromBufferAttribute(n.attributes.skinIndex,t),kr.fromBufferAttribute(n.attributes.skinWeight,t),Nr.copy(e).applyMatrix4(this.bindMatrix),e.set(0,0,0);for(let t=0;t<4;t++){const n=kr.getComponent(t);if(0!==n){const s=Ur.getComponent(t);Gr.multiplyMatrices(i.bones[s].matrixWorld,i.boneInverses[s]),e.addScaledVector(Or.copy(Nr).applyMatrix4(Gr),n)}}return e.applyMatrix4(this.bindMatrixInverse)}}class Hr extends Ve{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Vr extends Nt{constructor(t=null,e=1,i=1,n,s,r,a,o,l=1003,h=1003,c,u){super(null,r,a,o,l,h,n,s,c,u),this.isDataTexture=!0,this.image={data:t,width:e,height:i},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Wr=new ye,qr=new ye;class jr{constructor(t=[],e=[]){this.uuid=at(),this.bones=t.slice(0),this.boneInverses=e,this.boneMatrices=null,this.boneTexture=null,this.boneTextureSize=0,this.frame=-1,this.init()}init(){const t=this.bones,e=this.boneInverses;if(this.boneMatrices=new Float32Array(16*t.length),0===e.length)this.calculateInverses();else if(t.length!==e.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let t=0,e=this.bones.length;t<e;t++)this.boneInverses.push(new ye)}}calculateInverses(){this.boneInverses.length=0;for(let t=0,e=this.bones.length;t<e;t++){const e=new ye;this.bones[t]&&e.copy(this.bones[t].matrixWorld).invert(),this.boneInverses.push(e)}}pose(){for(let t=0,e=this.bones.length;t<e;t++){const e=this.bones[t];e&&e.matrixWorld.copy(this.boneInverses[t]).invert()}for(let t=0,e=this.bones.length;t<e;t++){const e=this.bones[t];e&&(e.parent&&e.parent.isBone?(e.matrix.copy(e.parent.matrixWorld).invert(),e.matrix.multiply(e.matrixWorld)):e.matrix.copy(e.matrixWorld),e.matrix.decompose(e.position,e.quaternion,e.scale))}}update(){const t=this.bones,e=this.boneInverses,i=this.boneMatrices,n=this.boneTexture;for(let n=0,s=t.length;n<s;n++){const s=t[n]?t[n].matrixWorld:qr;Wr.multiplyMatrices(s,e[n]),Wr.toArray(i,16*n)}null!==n&&(n.needsUpdate=!0)}clone(){return new jr(this.bones,this.boneInverses)}computeBoneTexture(){let t=Math.sqrt(4*this.bones.length);t=ut(t),t=Math.max(t,4);const e=new Float32Array(t*t*4);e.set(this.boneMatrices);const i=new Vr(e,t,t,w,x);return i.needsUpdate=!0,this.boneMatrices=e,this.boneTexture=i,this.boneTextureSize=t,this}getBoneByName(t){for(let e=0,i=this.bones.length;e<i;e++){const i=this.bones[e];if(i.name===t)return i}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(t,e){this.uuid=t.uuid;for(let i=0,n=t.bones.length;i<n;i++){const n=t.bones[i];let s=e[n];void 0===s&&(console.warn("THREE.Skeleton: No bone found with UUID:",n),s=new Hr),this.bones.push(s),this.boneInverses.push((new ye).fromArray(t.boneInverses[i]))}return this.init(),this}toJSON(){const t={metadata:{version:4.5,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};t.uuid=this.uuid;const e=this.bones,i=this.boneInverses;for(let n=0,s=e.length;n<s;n++){const s=e[n];t.bones.push(s.uuid);const r=i[n];t.boneInverses.push(r.toArray())}return t}}class Yr extends oi{constructor(t,e,i,n=1){super(t,e,i),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=n}copy(t){return super.copy(t),this.meshPerAttribute=t.meshPerAttribute,this}toJSON(){const t=super.toJSON();return t.meshPerAttribute=this.meshPerAttribute,t.isInstancedBufferAttribute=!0,t}}const Jr=new ye,Xr=new ye,Kr=[],$r=new ye,Zr=new Di;class ta extends Di{constructor(t,e,i){super(t,e),this.isInstancedMesh=!0,this.instanceMatrix=new Yr(new Float32Array(16*i),16),this.instanceColor=null,this.count=i,this.frustumCulled=!1;for(let t=0;t<i;t++)this.setMatrixAt(t,$r)}copy(t,e){return super.copy(t,e),this.instanceMatrix.copy(t.instanceMatrix),null!==t.instanceColor&&(this.instanceColor=t.instanceColor.clone()),this.count=t.count,this}getColorAt(t,e){e.fromArray(this.instanceColor.array,3*t)}getMatrixAt(t,e){e.fromArray(this.instanceMatrix.array,16*t)}raycast(t,e){const i=this.matrixWorld,n=this.count;if(Zr.geometry=this.geometry,Zr.material=this.material,void 0!==Zr.material)for(let s=0;s<n;s++){this.getMatrixAt(s,Jr),Xr.multiplyMatrices(i,Jr),Zr.matrixWorld=Xr,Zr.raycast(t,Kr);for(let t=0,i=Kr.length;t<i;t++){const i=Kr[t];i.instanceId=s,i.object=this,e.push(i)}Kr.length=0}}setColorAt(t,e){null===this.instanceColor&&(this.instanceColor=new Yr(new Float32Array(3*this.instanceMatrix.count),3)),e.toArray(this.instanceColor.array,3*t)}setMatrixAt(t,e){e.toArray(this.instanceMatrix.array,16*t)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"})}}class ea extends ni{constructor(t){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Rt(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.fog=t.fog,this}}const ia=new Ht,na=new Ht,sa=new ye,ra=new ve,aa=new ce;class oa extends Ve{constructor(t=new vi,e=new ea){super(),this.isLine=!0,this.type="Line",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),this.material=t.material,this.geometry=t.geometry,this}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[0];for(let t=1,n=e.count;t<n;t++)ia.fromBufferAttribute(e,t-1),na.fromBufferAttribute(e,t),i[t]=i[t-1],i[t]+=ia.distanceTo(na);t.setAttribute("lineDistance",new ci(i,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(t,e){const i=this.geometry,n=this.matrixWorld,s=t.params.Line.threshold,r=i.drawRange;if(null===i.boundingSphere&&i.computeBoundingSphere(),aa.copy(i.boundingSphere),aa.applyMatrix4(n),aa.radius+=s,!1===t.ray.intersectsSphere(aa))return;sa.copy(n).invert(),ra.copy(t.ray).applyMatrix4(sa);const a=s/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=new Ht,h=new Ht,c=new Ht,u=new Ht,d=this.isLineSegments?2:1,A=i.index,p=i.attributes.position;if(null!==A){for(let i=Math.max(0,r.start),n=Math.min(A.count,r.start+r.count)-1;i<n;i+=d){const n=A.getX(i),s=A.getX(i+1);l.fromBufferAttribute(p,n),h.fromBufferAttribute(p,s);if(ra.distanceSqToSegment(l,h,u,c)>o)continue;

17u.applyMatrix4(this.matrixWorld);const r=t.ray.origin.distanceTo(u);r<t.near||r>t.far||e.push({distance:r,point:c.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this})}}else{for(let i=Math.max(0,r.start),n=Math.min(p.count,r.start+r.count)-1;i<n;i+=d){l.fromBufferAttribute(p,i),h.fromBufferAttribute(p,i+1);if(ra.distanceSqToSegment(l,h,u,c)>o)continue;u.applyMatrix4(this.matrixWorld);const n=t.ray.origin.distanceTo(u);n<t.near||n>t.far||e.push({distance:n,point:c.clone().applyMatrix4(this.matrixWorld),index:i,face:null,faceIndex:null,object:this})}}}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t<e;t++){const e=i[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[e]=t}}}}}const la=new Ht,ha=new Ht;class ca extends oa{constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[];for(let t=0,n=e.count;t<n;t+=2)la.fromBufferAttribute(e,t),ha.fromBufferAttribute(e,t+1),i[t]=0===t?0:i[t-1],i[t+1]=i[t]+la.distanceTo(ha);t.setAttribute("lineDistance",new ci(i,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class ua extends oa{constructor(t,e){super(t,e),this.isLineLoop=!0,this.type="LineLoop"}}class da extends ni{constructor(t){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Rt(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this.fog=t.fog,this}}const Aa=new ye,pa=new ve,ma=new ce,ga=new Ht;class fa extends Ve{constructor(t=new vi,e=new da){super(),this.isPoints=!0,this.type="Points",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),this.material=t.material,this.geometry=t.geometry,this}raycast(t,e){const i=this.geometry,n=this.matrixWorld,s=t.params.Points.threshold,r=i.drawRange;if(null===i.boundingSphere&&i.computeBoundingSphere(),ma.copy(i.boundingSphere),ma.applyMatrix4(n),ma.radius+=s,!1===t.ray.intersectsSphere(ma))return;Aa.copy(n).invert(),pa.copy(t.ray).applyMatrix4(Aa);const a=s/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=i.index,h=i.attributes.position;if(null!==l){for(let i=Math.max(0,r.start),s=Math.min(l.count,r.start+r.count);i<s;i++){const s=l.getX(i);ga.fromBufferAttribute(h,s),va(ga,s,o,n,t,e,this)}}else{for(let i=Math.max(0,r.start),s=Math.min(h.count,r.start+r.count);i<s;i++)ga.fromBufferAttribute(h,i),va(ga,i,o,n,t,e,this)}}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t<e;t++){const e=i[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[e]=t}}}}}function va(t,e,i,n,s,r,a){const o=pa.distanceSqToPoint(t);if(o<i){const i=new Ht;pa.closestPointToPoint(t,i),i.applyMatrix4(n);const l=s.ray.origin.distanceTo(i);if(l<s.near||l>s.far)return;r.push({distance:l,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,object:a})}}class ya extends Nt{constructor(t,e,i,n,s,r,a,o,l){super(t,e,i,n,s,r,a,o,l),this.isVideoTexture=!0,this.minFilter=void 0!==r?r:m,this.magFilter=void 0!==s?s:m,this.generateMipmaps=!1;const h=this;"requestVideoFrameCallback"in t&&t.requestVideoFrameCallback((function e(){h.needsUpdate=!0,t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}class xa extends Nt{constructor(t,e,i,n,s,r,a,o,l,h,c,u){super(null,r,a,o,l,h,n,s,c,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class _a extends xa{constructor(t,e,i,n,s,r){super(t,e,i,s,r),this.isCompressedArrayTexture=!0,this.image.depth=n,this.wrapR=c}}class Ea extends Nt{constructor(t,e,i,n,s,r,a,o,l){super(t,e,i,n,s,r,a,o,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class wa extends ni{constructor(t){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new Rt(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Rt(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new gt(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapIntensity=t.envMapIntensity,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class Ca extends wa{constructor(t){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new gt(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return ot(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Rt(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Rt(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Rt(1,1,1),this.specularColorMap=null,this._sheen=0,this._clearcoat=0,this._iridescence=0,this._transmission=0,this.setValues(t)}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}function ba(t,e,i){return Sa(t)?new t.constructor(t.subarray(e,void 0!==i?i:t.length)):t.slice(e,i)}function Ia(t,e,i){return!t||!i&&t.constructor===e?t:"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t)}function Sa(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)}function Ma(t){const e=t.length,i=new Array(e);for(let t=0;t!==e;++t)i[t]=t;return i.sort((function(e,i){return t[e]-t[i]})),i}function Ba(t,e,i){const n=t.length,s=new t.constructor(n);for(let r=0,a=0;a!==n;++r){const n=i[r]*e;for(let i=0;i!==e;++i)s[a++]=t[n+i]}return s}

17function Ta(t,e,i,n){let s=1,r=t[0];for(;void 0!==r&&void 0===r[n];)r=t[s++];if(void 0===r)return;let a=r[n];if(void 0!==a)if(Array.isArray(a))do{a=r[n],void 0!==a&&(e.push(r.time),i.push.apply(i,a)),r=t[s++]}while(void 0!==r);else if(void 0!==a.toArray)do{a=r[n],void 0!==a&&(e.push(r.time),a.toArray(i,i.length)),r=t[s++]}while(void 0!==r);else do{a=r[n],void 0!==a&&(e.push(r.time),i.push(a)),r=t[s++]}while(void 0!==r)}class Ra{constructor(t,e,i,n){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==n?n:new e.constructor(i),this.sampleValues=e,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}evaluate(t){const e=this.parameterPositions;let i=this._cachedIndex,n=e[i],s=e[i-1];t:{e:{let r;i:{n:if(!(t<n)){for(let r=i+2;;){if(void 0===n){if(t<s)break n;return i=e.length,this._cachedIndex=i,this.copySampleValue_(i-1)}if(i===r)break;if(s=n,n=e[++i],t<n)break e}r=e.length;break i}if(t>=s)break t;{const a=e[1];t<a&&(i=2,s=a);for(let r=i-2;;){if(void 0===s)return this._cachedIndex=0,this.copySampleValue_(0);if(i===r)break;if(n=s,s=e[--i-1],t>=s)break e}r=i,i=0}}for(;i<r;){const n=i+r>>>1;t<e[n]?r=n:i=n+1}if(n=e[i],s=e[i-1],void 0===s)return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===n)return i=e.length,this._cachedIndex=i,this.copySampleValue_(i-1)}this._cachedIndex=i,this.intervalChanged_(i,s,n)}return this.interpolate_(i,s,t,n)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(t){const e=this.resultBuffer,i=this.sampleValues,n=this.valueSize,s=t*n;for(let t=0;t!==n;++t)e[t]=i[s+t];return e}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class Da extends Ra{constructor(t,e,i,n){super(t,e,i,n),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:H,endingEnd:H}}intervalChanged_(t,e,i){const n=this.parameterPositions;let s=t-2,r=t+1,a=n[s],o=n[r];if(void 0===a)switch(this.getSettings_().endingStart){case V:s=t,a=2*e-i;break;case W:s=n.length-2,a=e+n[s]-n[s+1];break;default:s=t,a=i}if(void 0===o)switch(this.getSettings_().endingEnd){case V:r=t,o=2*i-e;break;case W:r=1,o=i+n[1]-n[0];break;default:r=t-1,o=e}const l=.5*(i-e),h=this.valueSize;this._weightPrev=l/(e-a),this._weightNext=l/(o-i),this._offsetPrev=s*h,this._offsetNext=r*h}interpolate_(t,e,i,n){const s=this.resultBuffer,r=this.sampleValues,a=this.valueSize,o=t*a,l=o-a,h=this._offsetPrev,c=this._offsetNext,u=this._weightPrev,d=this._weightNext,A=(i-e)/(n-e),p=A*A,m=p*A,g=-u*m+2*u*p-u*A,f=(1+u)*m+(-1.5-2*u)*p+(-.5+u)*A+1,v=(-1-d)*m+(1.5+d)*p+.5*A,y=d*m-d*p;for(let t=0;t!==a;++t)s[t]=g*r[h+t]+f*r[l+t]+v*r[o+t]+y*r[c+t];return s}}class La extends Ra{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t,e,i,n){const s=this.resultBuffer,r=this.sampleValues,a=this.valueSize,o=t*a,l=o-a,h=(i-e)/(n-e),c=1-h;for(let t=0;t!==a;++t)s[t]=r[l+t]*c+r[o+t]*h;return s}}class Qa extends Ra{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t){return this.copySampleValue_(t-1)}}class Pa{constructor(t,e,i,n){if(void 0===t)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===e||0===e.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+t);this.name=t,this.times=Ia(e,this.TimeBufferType),this.values=Ia(i,this.ValueBufferType),this.setInterpolation(n||this.DefaultInterpolation)}static toJSON(t){const e=t.constructor;let i;if(e.toJSON!==this.toJSON)i=e.toJSON(t);else{i={name:t.name,times:Ia(t.times,Array),values:Ia(t.values,Array)};const e=t.getInterpolation();e!==t.DefaultInterpolation&&(i.interpolation=e)}return i.type=t.ValueTypeName,i}InterpolantFactoryMethodDiscrete(t){return new Qa(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodLinear(t){return new La(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodSmooth(t){return new Da(this.times,this.values,this.getValueSize(),t)}setInterpolation(t){let e;switch(t){case O:e=this.InterpolantFactoryMethodDiscrete;break;case G:e=this.InterpolantFactoryMethodLinear;break;case z:e=this.InterpolantFactoryMethodSmooth}if(void 0===e){const e="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(t===this.DefaultInterpolation)throw new Error(e);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",e),this}return this.createInterpolant=e,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return O;case this.InterpolantFactoryMethodLinear:return G;case this.InterpolantFactoryMethodSmooth:return z}}getValueSize(){return this.values.length/this.times.length}shift(t){if(0!==t){const e=this.times;for(let i=0,n=e.length;i!==n;++i)e[i]+=t}return this}scale(t){if(1!==t){const e=this.times;for(let i=0,n=e.length;i!==n;++i)e[i]*=t}return this}trim(t,e){const i=this.times,n=i.length;let s=0,r=n-1;for(;s!==n&&i[s]<t;)++s;for(;-1!==r&&i[r]>e;)--r;if(++r,0!==s||r!==n){s>=r&&(r=Math.max(r,1),s=r-1);const t=this.getValueSize();this.times=ba(i,s,r),this.values=ba(this.values,s*t,r*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,n=this.values,s=i.length;0===s&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let r=null;for(let e=0;e!==s;e++){const n=i[e];if("number"==typeof n&&isNaN(n)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,n),t=!1;break}if(null!==r&&r>n){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,n,r),t=!1;break}r=n}if(void 0!==n&&Sa(n))for(let e=0,i=n.length;e!==i;++e){const i=n[e];if(isNaN(i)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}return t}optimize(){const t=ba(this.times),e=ba(this.values),i=this.getValueSize(),n=this.getInterpolation()===z,s=t.length-1;let r=1;for(let a=1;a<s;++a){let s=!1;const o=t[a];if(o!==t[a+1]&&(1!==a||o!==t[0]))if(n)s=!0;else{const t=a*i,n=t-i,r=t+i;for(let a=0;a!==i;++a){const i=e[t+a];if(i!==e[n+a]||i!==e[r+a]){s=!0;break}}}if(s){if(a!==r){t[r]=t[a];const n=a*i,s=r*i;for(let t=0;t!==i;++t)e[s+t]=e[n+t]}++r}}if(s>0){t[r]=t[s];for(let t=s*i,n=r*i,a=0;a!==i;

17++a)e[n+a]=e[t+a];++r}return r!==t.length?(this.times=ba(t,0,r),this.values=ba(e,0,r*i)):(this.times=t,this.values=e),this}clone(){const t=ba(this.times,0),e=ba(this.values,0),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}Pa.prototype.TimeBufferType=Float32Array,Pa.prototype.ValueBufferType=Float32Array,Pa.prototype.DefaultInterpolation=G;class Fa extends Pa{}Fa.prototype.ValueTypeName="bool",Fa.prototype.ValueBufferType=Array,Fa.prototype.DefaultInterpolation=O,Fa.prototype.InterpolantFactoryMethodLinear=void 0,Fa.prototype.InterpolantFactoryMethodSmooth=void 0;class Na extends Pa{}Na.prototype.ValueTypeName="color";class Ua extends Pa{}Ua.prototype.ValueTypeName="number";class ka extends Ra{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t,e,i,n){const s=this.resultBuffer,r=this.sampleValues,a=this.valueSize,o=(i-e)/(n-e);let l=t*a;for(let t=l+a;l!==t;l+=4)zt.slerpFlat(s,0,r,l-a,r,l,o);return s}}class Oa extends Pa{InterpolantFactoryMethodLinear(t){return new ka(this.times,this.values,this.getValueSize(),t)}}Oa.prototype.ValueTypeName="quaternion",Oa.prototype.DefaultInterpolation=G,Oa.prototype.InterpolantFactoryMethodSmooth=void 0;class Ga extends Pa{}Ga.prototype.ValueTypeName="string",Ga.prototype.ValueBufferType=Array,Ga.prototype.DefaultInterpolation=O,Ga.prototype.InterpolantFactoryMethodLinear=void 0,Ga.prototype.InterpolantFactoryMethodSmooth=void 0;class za extends Pa{}za.prototype.ValueTypeName="vector";class Ha{constructor(t,e=-1,i,n=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=n,this.uuid=at(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,n=1/(t.fps||1);for(let t=0,s=i.length;t!==s;++t)e.push(Va(i[t]).scale(n));const s=new this(t.name,t.duration,e,t.blendMode);return s.uuid=t.uuid,s}static toJSON(t){const e=[],i=t.tracks,n={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let t=0,n=i.length;t!==n;++t)e.push(Pa.toJSON(i[t]));return n}static CreateFromMorphTargetSequence(t,e,i,n){const s=e.length,r=[];for(let t=0;t<s;t++){let a=[],o=[];a.push((t+s-1)%s,t,(t+1)%s),o.push(0,1,0);const l=Ma(a);a=Ba(a,1,l),o=Ba(o,1,l),n||0!==a[0]||(a.push(s),o.push(o[0])),r.push(new Ua(".morphTargetInfluences["+e[t].name+"]",a,o).scale(1/i))}return new this(t,-1,r)}static findByName(t,e){let i=t;if(!Array.isArray(t)){const e=t;i=e.geometry&&e.geometry.animations||e.animations}for(let t=0;t<i.length;t++)if(i[t].name===e)return i[t];return null}static CreateClipsFromMorphTargetSequences(t,e,i){const n={},s=/^([\w-]*?)([\d]+)$/;for(let e=0,i=t.length;e<i;e++){const i=t[e],r=i.name.match(s);if(r&&r.length>1){const t=r[1];let e=n[t];e||(n[t]=e=[]),e.push(i)}}const r=[];for(const t in n)r.push(this.CreateFromMorphTargetSequence(t,n[t],e,i));return r}static parseAnimation(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const i=function(t,e,i,n,s){if(0!==i.length){const r=[],a=[];Ta(i,r,a,n),0!==r.length&&s.push(new t(e,r,a))}},n=[],s=t.name||"default",r=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let t=0;t<l.length;t++){const s=l[t].keys;if(s&&0!==s.length)if(s[0].morphTargets){const t={};let e;for(e=0;e<s.length;e++)if(s[e].morphTargets)for(let i=0;i<s[e].morphTargets.length;i++)t[s[e].morphTargets[i]]=-1;for(const i in t){const t=[],r=[];for(let n=0;n!==s[e].morphTargets.length;++n){const n=s[e];t.push(n.time),r.push(n.morphTarget===i?1:0)}n.push(new Ua(".morphTargetInfluence["+i+"]",t,r))}o=t.length*r}else{const r=".bones["+e[t].name+"]";i(za,r+".position",s,"pos",n),i(Oa,r+".quaternion",s,"rot",n),i(za,r+".scale",s,"scl",n)}}if(0===n.length)return null;return new this(s,o,n,a)}resetDuration(){let t=0;for(let e=0,i=this.tracks.length;e!==i;++e){const i=this.tracks[e];t=Math.max(t,i.times[i.times.length-1])}return this.duration=t,this}trim(){for(let t=0;t<this.tracks.length;t++)this.tracks[t].trim(0,this.duration);return this}validate(){let t=!0;for(let e=0;e<this.tracks.length;e++)t=t&&this.tracks[e].validate();return t}optimize(){for(let t=0;t<this.tracks.length;t++)this.tracks[t].optimize();return this}clone(){const t=[];for(let e=0;e<this.tracks.length;e++)t.push(this.tracks[e].clone());return new this.constructor(this.name,this.duration,t,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function Va(t){if(void 0===t.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=function(t){switch(t.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return Ua;

17case"vector":case"vector2":case"vector3":case"vector4":return za;case"color":return Na;case"quaternion":return Oa;case"bool":case"boolean":return Fa;case"string":return Ga}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+t)}(t.type);if(void 0===t.times){const e=[],i=[];Ta(t.keys,e,i,"value"),t.times=e,t.values=i}return void 0!==e.parse?e.parse(t):new e(t.name,t.times,t.values,t.interpolation)}const Wa={enabled:!1,files:{},add:function(t,e){!1!==this.enabled&&(this.files[t]=e)},get:function(t){if(!1!==this.enabled)return this.files[t]},remove:function(t){delete this.files[t]},clear:function(){this.files={}}};class qa{constructor(t,e,i){const n=this;let s,r=!1,a=0,o=0;const l=[];this.onStart=void 0,this.onLoad=t,this.onProgress=e,this.onError=i,this.itemStart=function(t){o++,!1===r&&void 0!==n.onStart&&n.onStart(t,a,o),r=!0},this.itemEnd=function(t){a++,void 0!==n.onProgress&&n.onProgress(t,a,o),a===o&&(r=!1,void 0!==n.onLoad&&n.onLoad())},this.itemError=function(t){void 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n=i[t];n.onError&&n.onError(e)}this.manager.itemError(t)})).finally((()=>{this.manager.itemEnd(t)})),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}}class $a extends Ya{constructor(t){super(t)}load(t,e,i,n){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const s=this,r=Wa.get(t);if(void 0!==r)return s.manager.itemStart(t),setTimeout((function(){e&&e(r),s.manager.itemEnd(t)}),0),r;const a=xt("img");function o(){h(),Wa.add(t,this),e&&e(this),s.manager.itemEnd(t)}function l(e){h(),n&&n(e),s.manager.itemError(t),s.manager.itemEnd(t)}function h(){a.removeEventListener("load",o,!1),a.removeEventListener("error",l,!1)}return a.addEventListener("load",o,!1),a.addEventListener("error",l,!1),"data:"!==t.slice(0,5)&&void 0!==this.crossOrigin&&(a.crossOrigin=this.crossOrigin),s.manager.itemStart(t),a.src=t,a}}class Za extends Ya{constructor(t){super(t)}load(t,e,i,n){const s=this,r=new Vr,a=new Ka(this.manager);return a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setPath(this.path),a.setWithCredentials(s.withCredentials),a.load(t,(function(t){const i=s.parse(t);i&&(void 0!==i.image?r.image=i.image:void 0!==i.data&&(r.image.width=i.width,r.image.height=i.height,r.image.data=i.data),r.wrapS=void 0!==i.wrapS?i.wrapS:c,r.wrapT=void 0!==i.wrapT?i.wrapT:c,r.magFilter=void 0!==i.magFilter?i.magFilter:m,r.minFilter=void 0!==i.minFilter?i.minFilter:m,r.anisotropy=void 0!==i.anisotropy?i.anisotropy:1,void 0!==i.encoding&&(r.encoding=i.encoding),void 0!==i.flipY&&(r.flipY=i.flipY),void 0!==i.format&&(r.format=i.format),void 0!==i.type&&(r.type=i.type),void 0!==i.mipmaps&&(r.mipmaps=i.mipmaps,r.minFilter=f),1===i.mipmapCount&&(r.minFilter=m),void 0!==i.generateMipmaps&&(r.generateMipmaps=i.generateMipmaps),r.needsUpdate=!0,e&&e(r,i))}),i,n),r}}class to extends Ya{constructor(t){super(t)}load(t,e,i,n){const s=new Nt,r=new $a(this.manager);return r.setCrossOrigin(this.crossOrigin),r.setPath(this.path),r.load(t,(function(t){s.image=t,s.needsUpdate=!0,void 0!==e&&e(s)}),i,n),s}}class eo extends Ve{constructor(t,e=1){super(),this.isLight=!0,this.type="Light",this.color=new Rt(t),this.intensity=e}dispose(){}copy(t,e){return super.copy(t,e),this.color.copy(t.color),this.intensity=t.intensity,this}toJSON(t){const e=super.toJSON(t);return e.object.color=this.color.getHex(),e.object.intensity=this.intensity,void 0!==this.groundColor&&(e.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(e.object.distance=this.distance),void 0!==this.angle&&(e.object.angle=this.angle),void 0!==this.decay&&(e.object.decay=this.decay),void 0!==this.penumbra&&(e.object.penumbra=this.penumbra),void 0!==this.shadow&&(e.object.shadow=this.shadow.toJSON()),e}}const io=new ye,no=new Ht,so=new Ht;class ro{constructor(t){this.camera=t,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new gt(512,512),this.map=null,this.mapPass=null,this.matrix=new ye,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new $i,this._frameExtents=new gt(1,1),this._viewportCount=1,this._viewports=[new Ut(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(t){const e=this.camera,i=this.matrix;no.setFromMatrixPosition(t.matrixWorld),e.position.copy(no),so.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(so),e.updateMatrixWorld(),io.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(io),i.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),i.multiply(io)}getViewport(t){return this._viewports[t]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(t){return this.camera=t.camera.clone(),this.bias=t.bias,this.radius=t.radius,this.mapSize.copy(t.mapSize),this}clone(){return(new this.constructor).copy(this)}toJSON(){const t={};return 0!==this.bias&&(t.bias=this.bias),0!==this.normalBias&&(t.normalBias=this.normalBias),1!==this.radius&&(t.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(t.mapSize=this.mapSize.toArray()),t.camera=this.camera.toJSON(!1).object,delete t.camera.matrix,t}}class ao extends ro{constructor(){super(new Gi(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(t){const e=this.camera,i=2*rt*t.angle*this.focus,n=this.mapSize.width/this.mapSize.height,s=t.distance||e.far;i===e.fov&&n===e.aspect&&s===e.far||(e.fov=i,e.aspect=n,e.far=s,e.updateProjectionMatrix()),super.updateMatrices(t)}copy(t){return super.copy(t),this.focus=t.focus,this}}class oo extends eo{constructor(t,e,i=0,n=Math.PI/3,s=0,r=2){super(t,e),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(Ve.DEFAULT_UP),this.updateMatrix(),this.target=new Ve,this.distance=i,this.angle=n,this.penumbra=s,this.decay=r,this.map=null,this.shadow=new ao}get power(){return this.intensity*Math.PI}set power(t){this.intensity=t/Math.PI}dispose(){this.shadow.dispose()}copy(t,e){return super.copy(t,e),this.distance=t.distance,this.angle=t.angle,this.penumbra=t.penumbra,this.decay=t.decay,this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}const lo=new ye,ho=new Ht,co=new Ht;class uo extends ro{constructor(){super(new Gi(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new gt(4,2),this._viewportCount=6,this._viewports=[new Ut(2,1,1,1),new Ut(0,1,1,1),new Ut(3,1,1,1),new Ut(1,1,1,1),new Ut(3,0,1,1),new Ut(1,0,1,1)],this._cubeDirections=[new Ht(1,0,0),new Ht(-1,0,0),new Ht(0,0,1),new Ht(0,0,-1),new Ht(0,1,0),new Ht(0,-1,0)],this._cubeUps=[new Ht(0,1,0),new Ht(0,1,0),new Ht(0,1,0),new Ht(0,1,0),new Ht(0,0,1),new Ht(0,0,-1)]}updateMatrices(t,e=0){const i=this.camera,n=this.matrix,s=t.distance||i.far;s!==i.far&&(i.far=s,i.updateProjectionMatrix()),ho.setFromMatrixPosition(t.matrixWorld),i.position.copy(ho),co.copy(i.position),co.add(this._cubeDirections[e]),i.up.copy(this._cubeUps[e]),i.lookAt(co),i.updateMatrixWorld(),n.makeTranslation(-ho.x,-ho.y,-ho.z),lo.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromProjectionMatrix(lo)}}class Ao extends eo{constructor(t,e,i=0,n=2){super(t,e),this.isPointLight=!0,this.type="PointLight",this.distance=i,this.decay=n,this.shadow=new uo}get power(){return 4*this.intensity*Math.PI}set power(t){this.intensity=t/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(t,e){return super.copy(t,e),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}class po extends ro{constructor(){super(new An(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class mo extends eo{constructor(t,e){super(t,e),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(Ve.DEFAULT_UP),this.updateMatrix(),this.target=new Ve,this.shadow=new po}dispose(){this.shadow.dispose()}copy(t){return super.copy(t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}class go{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let t=0;t<9;t++)this.coefficients.push(new Ht)}set(t){for(let e=0;e<9;e++)this.coefficients[e].copy(t[e]);return this}zero(){for(let t=0;t<9;t++)this.coefficients[t].set(0,0,0);return this}getAt(t,e){const i=t.x,n=t.y,s=t.z,r=this.coefficients;return e.copy(r[0]).multiplyScalar(.282095),e.addScaledVector(r[1],.488603*n),e.addScaledVector(r[2],.488603*s),e.addScaledVector(r[3],.488603*i),e.addScaledVector(r[4],i*n*1.092548),e.addScaledVector(r[5],n*s*1.092548),e.addScaledVector(r[6],.315392*(3*s*s-1)),e.addScaledVector(r[7],i*s*1.092548),e.addScaledVector(r[8],.546274*(i*i-n*n)),e}getIrradianceAt(t,e){const i=t.x,n=t.y,s=t.z,r=this.coefficients;return e.copy(r[0]).multiplyScalar(.886227),e.addScaledVector(r[1],1.023328*n),e.addScaledVector(r[2],1.023328*s),e.addScaledVector(r[3],1.023328*i),e.addScaledVector(r[4],.858086*i*n),e.addScaledVector(r[5],.858086*n*s),e.addScaledVector(r[6],.743125*s*s-.247708),e.addScaledVector(r[7],.858086*i*s),e.addScaledVector(r[8],.429043*(i*i-n*n)),e}add(t){for(let e=0;e<9;e++)this.coefficients[e].add(t.coefficients[e]);return this}addScaledSH(t,e){for(let i=0;i<9;i++)this.coefficients[i].addScaledVector(t.coefficients[i],e);return this}scale(t){for(let e=0;e<9;e++)this.coefficients[e].multiplyScalar(t);return this}lerp(t,e){for(let i=0;i<9;i++)this.coefficients[i].lerp(t.coefficients[i],e);return this}equals(t){for(let e=0;e<9;e++)if(!this.coefficients[e].equals(t.coefficients[e]))return!1;return!0}copy(t){return this.set(t.coefficients)}clone(){return(new this.constructor).copy(this)}fromArray(t,e=0){const i=this.coefficients;for(let n=0;n<9;n++)i[n].fromArray(t,e+3*n);return this}toArray(t=[],e=0){const i=this.coefficients;for(let n=0;n<9;n++)i[n].toArray(t,e+3*n);return t}static getBasisAt(t,e){const i=t.x,n=t.y,s=t.z;e[0]=.282095,e[1]=.488603*n,e[2]=.488603*s,e[3]=.488603*i,e[4]=1.092548*i*n,e[5]=1.092548*n*s,e[6]=.315392*(3*s*s-1),e[7]=1.092548*i*s,e[8]=.546274*(i*i-n*n)}}class fo extends eo{constructor(t=new go,e=1){super(void 0,e),this.isLightProbe=!0,this.sh=t}copy(t){return super.copy(t),this.sh.copy(t.sh),this}fromJSON(t){return this.intensity=t.intensity,this.sh.fromArray(t.sh),this}toJSON(t){const e=super.toJSON(t);return e.object.sh=this.sh.toArray(),e}}class vo{static decodeText(t){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(t);let e="";for(let i=0,n=t.length;i<n;i++)e+=String.fromCharCode(t[i]);try{return decodeURIComponent(escape(e))}catch(t){return e}}static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.slice(0,e+1)}static resolveURL(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}}class yo extends Ya{constructor(t){super(t),this.isImageBitmapLoader=!0,"undefined"==typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"==typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(t){return this.options=t,this}load(t,e,i,n){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const s=this,r=Wa.get(t);if(void 0!==r)return s.manager.itemStart(t),setTimeout((function(){e&&e(r),s.manager.itemEnd(t)}),0),r;const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader,fetch(t,a).then((function(t){return t.blob()})).then((function(t){return createImageBitmap(t,Object.assign(s.options,{colorSpaceConversion:"none"}))})).then((function(i){Wa.add(t,i),e&&e(i),s.manager.itemEnd(t)})).catch((function(e){n&&n(e),s.manager.itemError(t),s.manager.itemEnd(t)})),s.manager.itemStart(t)}}class xo{constructor(t,e,i){let n,s,r;switch(this.binding=t,this.valueSize=i,e){case"quaternion":n=this._slerp,s=this._slerpAdditive,r=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*i),this._workIndex=5;break;case"string":case"bool":n=this._select,s=this._select,r=this._setAdditiveIdentityOther,this.buffer=new Array(5*i);break;default:n=this._lerp,s=this._lerpAdditive,r=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*i)}this._mixBufferRegion=n,this._mixBufferRegionAdditive=s,this._setIdentity=r,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(t,e){const i=this.buffer,n=this.valueSize,s=t*n+n;let r=this.cumulativeWeight;if(0===r){for(let t=0;t!==n;++t)i[s+t]=i[t];r=e}else{r+=e;const t=e/r;this._mixBufferRegion(i,s,0,t,n)}this.cumulativeWeight=r}accumulateAdditive(t){const e=this.buffer,i=this.valueSize,n=i*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(e,n,0,t,i),this.cumulativeWeightAdditive+=t}apply(t){const e=this.valueSize,i=this.buffer,n=t*e+e,s=this.cumulativeWeight,r=this.cumulativeWeightAdditive,a=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,s<1){const t=e*this._origIndex;this._mixBufferRegion(i,n,t,1-s,e)}r>0&&this._mixBufferRegionAdditive(i,n,this._addIndex*e,1,e);for(let t=e,s=e+e;t!==s;++t)if(i[t]!==i[t+e]){a.setValue(i,n);break}}saveOriginalState(){const t=this.binding,e=this.buffer,i=this.valueSize,n=i*this._origIndex;t.getValue(e,n);for(let t=i,s=n;t!==s;++t)e[t]=e[n+t%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let i=t;i<e;i++)this.buffer[i]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const t=this._origIndex*this.valueSize,e=this._addIndex*this.valueSize;for(let i=0;i<this.valueSize;i++)this.buffer[e+i]=this.buffer[t+i]}_select(t,e,i,n,s){if(n>=.5)for(let n=0;n!==s;++n)t[e+n]=t[i+n]}_slerp(t,e,i,n){zt.slerpFlat(t,e,t,e,t,i,n)}_slerpAdditive(t,e,i,n,s){const r=this._workIndex*s;zt.multiplyQuaternionsFlat(t,r,t,e,t,i),zt.slerpFlat(t,e,t,e,t,r,n)}_lerp(t,e,i,n,s){const r=1-n;for(let a=0;a!==s;++a){const s=e+a;t[s]=t[s]*r+t[i+a]*n}}_lerpAdditive(t,e,i,n,s){for(let r=0;r!==s;++r){const s=e+r;t[s]=t[s]+t[i+r]*n}}}const _o="\\[\\]\\.:\\/",Eo=new RegExp("["+_o+"]","g"),wo="[^"+_o+"]",Co="[^"+_o.replace("\\.","")+"]",bo=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",wo)+/(WCOD+)?/.source.replace("WCOD",Co)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",wo)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",wo)+"$"),Io=["material","materials","bones","map"];class So{constructor(t,e,i){this.path=e,this.parsedPath=i||So.parseTrackName(e),this.node=So.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new So.Composite(t,e,i):new So(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Eo,"")}static parseTrackName(t){const e=bo.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},n=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==n&&-1!==n){const t=i.nodeName.substring(n+1);-1!==Io.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,n),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let n=0;n<t.length;n++){const s=t[n];if(s.name===e||s.uuid===e)return s;const r=i(s.children);if(r)return r}return null},n=i(t.children);if(n)return n}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(t,e){t[e]=this.targetObject[this.propertyName]}_getValue_array(t,e){const i=this.resolvedProperty;for(let n=0,s=i.length;n!==s;++n)t[e++]=i[n]}_getValue_arrayElement(t,e){t[e]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(t,e){this.resolvedProperty.toArray(t,e)}_setValue_direct(t,e){this.targetObject[this.propertyName]=t[e]}_setValue_direct_setNeedsUpdate(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(t,e){const i=this.resolvedProperty;for(let n=0,s=i.length;n!==s;++n)i[n]=t[e++]}_setValue_array_setNeedsUpdate(t,e){const i=this.resolvedProperty;for(let n=0,s=i.length;n!==s;++n)i[n]=t[e++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(t,e){const i=this.resolvedProperty;for(let n=0,s=i.length;n!==s;++n)i[n]=t[e++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(t,e){this.resolvedProperty[this.propertyIndex]=t[e]}_setValue_arrayElement_setNeedsUpdate(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(t,e){this.resolvedProperty.fromArray(t,e)}_setValue_fromArray_setNeedsUpdate(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(t,e){this.bind(),this.getValue(t,e)}_setValue_unbound(t,e){this.bind(),this.setValue(t,e)}bind(){let t=this.node;const e=this.parsedPath,i=e.objectName,n=e.propertyName;let s=e.propertyIndex;if(t||(t=So.findNode(this.rootNode,e.nodeName)||this.rootNode,this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!t)return void console.error("THREE.PropertyBinding: Trying to update node for track: "+this.path+" but it wasn't found.");if(i){let n=e.objectIndex;switch(i){case"materials":if(!t.material)return void console.error("THREE.PropertyBinding: Can not bind to material as no

17de does not have a material.",this);if(!t.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);t=t.material.materials;break;case"bones":if(!t.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);t=t.skeleton.bones;for(let e=0;e<t.length;e++)if(t[e].name===n){n=e;break}break;case"map":if("map"in t){t=t.map;break}if(!t.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!t.material.map)return void console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);t=t.material.map;break;default:if(void 0===t[i])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);t=t[i]}if(void 0!==n){if(void 0===t[n])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,t);t=t[n]}}const r=t[n];if(void 0===r){const i=e.nodeName;return void console.error("THREE.PropertyBinding: Trying to update property for track: "+i+"."+n+" but it wasn't found.",t)}let a=this.Versioning.None;this.targetObject=t,void 0!==t.needsUpdate?a=this.Versioning.NeedsUpdate:void 0!==t.matrixWorldNeedsUpdate&&(a=this.Versioning.MatrixWorldNeedsUpdate);let o=this.BindingType.Direct;if(void 0!==s){if("morphTargetInfluences"===n){if(!t.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!t.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==t.morphTargetDictionary[s]&&(s=t.morphTargetDictionary[s])}o=this.BindingType.ArrayElement,this.resolvedProperty=r,this.propertyIndex=s}else void 0!==r.fromArray&&void 0!==r.toArray?(o=this.BindingType.HasFromToArray,this.resolvedProperty=r):Array.isArray(r)?(o=this.BindingType.EntireArray,this.resolvedProperty=r):this.propertyName=n;this.getValue=this.GetterByBindingType[o],this.setValue=this.SetterByBindingTypeAndVersioning[o][a]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}So.Composite=class{constructor(t,e,i){const n=i||So.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,n)}getValue(t,e){this.bind();const i=this._targetGroup.nCachedObjects_,n=this._bindings[i];void 0!==n&&n.getValue(t,e)}setValue(t,e){const i=this._bindings;for(let n=this._targetGroup.nCachedObjects_,s=i.length;n!==s;++n)i[n].setValue(t,e)}bind(){const t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,i=t.length;e!==i;++e)t[e].bind()}unbind(){const t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,i=t.length;e!==i;++e)t[e].unbind()}},So.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},So.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},So.prototype.GetterByBindingType=[So.prototype._getValue_direct,So.prototype._getValue_array,So.prototype._getValue_arrayElement,So.prototype._getValue_toArray],So.prototype.SetterByBindingTypeAndVersioning=[[So.prototype._setValue_direct,So.prototype._setValue_direct_setNeedsUpdate,So.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[So.prototype._setValue_array,So.prototype._setValue_array_setNeedsUpdate,So.prototype._setValue_array_setMatrixWorldNeedsUpdate],[So.prototype._setValue_arrayElement,So.prototype._setValue_arrayElement_setNeedsUpdate,So.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[So.prototype._setValue_fromArray,So.prototype._setValue_fromArray_setNeedsUpdate,So.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class Mo{constructor(t,e,i=null,n=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=i,this.blendMode=n;const s=e.tracks,r=s.length,a=new Array(r),o={endingStart:H,endingEnd:H};for(let t=0;t!==r;++t){const e=s[t].createInterpolant(null);a[t]=e,e.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(r),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=U,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(t){return this._startTime=t,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,i){if(t.fadeOut(e),this.fadeIn(e),i){const i=this._clip.duration,n=t._clip.duration,s=n/i,r=i/n;t.warp(1,s,e),this.warp(r,1,e)}return this}

17crossFadeTo(t,e,i){return t.crossFadeFrom(this,e,i)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,i){const n=this._mixer,s=n.time,r=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=n._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,l=a.sampleValues;return o[0]=s,o[1]=s+i,l[0]=t/r,l[1]=e/r,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(t,e,i,n){if(!this.enabled)return void this._updateWeight(t);const s=this._startTime;if(null!==s){const n=(t-s)*i;n<0||0===i?e=0:(this._startTime=null,e=i*n)}e*=this._updateTimeScale(t);const r=this._updateTime(e),a=this._updateWeight(t);if(a>0){const t=this._interpolants,e=this._propertyBindings;if(2501===this.blendMode)for(let i=0,n=t.length;i!==n;++i)t[i].evaluate(r),e[i].accumulateAdditive(a);else for(let i=0,s=t.length;i!==s;++i)t[i].evaluate(r),e[i].accumulate(n,a)}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const i=this._weightInterpolant;if(null!==i){const n=i.evaluate(t)[0];e*=n,t>i.parameterPositions[1]&&(this.stopFading(),0===n&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const i=this._timeScaleInterpolant;if(null!==i){e*=i.evaluate(t)[0],t>i.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,i=this.loop;let n=this.time+t,s=this._loopCount;const r=i===k;if(0===t)return-1===s?n:r&&1==(1&s)?e-n:n;if(2200===i){-1===s&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(n>=e)n=e;else{if(!(n<0)){this.time=n;break t}n=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===s&&(t>=0?(s=0,this._setEndings(!0,0===this.repetitions,r)):this._setEndings(0===this.repetitions,!0,r)),n>=e||n<0){const i=Math.floor(n/e);n-=e*i,s+=Math.abs(i);const a=this.repetitions-s;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,n=t>0?e:0,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,r)}else this._setEndings(!1,!1,r);this._loopCount=s,this.time=n,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this.time=n;if(r&&1==(1&s))return e-n}return n}_setEndings(t,e,i){const n=this._interpolantSettings;i?(n.endingStart=V,n.endingEnd=V):(n.endingStart=t?this.zeroSlopeAtStart?V:H:W,n.endingEnd=e?this.zeroSlopeAtEnd?V:H:W)}_scheduleFading(t,e,i){const n=this._mixer,s=n.time;let r=this._weightInterpolant;null===r&&(r=n._lendControlInterpolant(),this._weightInterpolant=r);const a=r.parameterPositions,o=r.sampleValues;return a[0]=s,o[0]=e,a[1]=s+t,o[1]=i,this}}const Bo=new Float32Array(1);class To extends et{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(t,e){const i=t._localRoot||this._root,n=t._clip.tracks,s=n.length,r=t._propertyBindings,a=t._interpolants,o=i.uuid,l=this._bindingsByRootAndName;let h=l[o];void 0===h&&(h={},l[o]=h);for(let t=0;t!==s;++t){const s=n[t],l=s.name;let c=h[l];if(void 0!==c)++c.referenceCount,r[t]=c;else{if(c=r[t],void 0!==c){null===c._cacheIndex&&(++c.referenceCount,this._addInactiveBinding(c,o,l));continue}const n=e&&e._propertyBindings[t].binding.parsedPath;c=new xo(So.create(i,l,n),s.ValueTypeName,s.getValueSize()),++c.referenceCount,this._addInactiveBinding(c,o,l),r[t]=c}a[t].resultBuffer=c.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,i=t._clip.uuid,n=this._actionsByClip[i];this._bindAction(t,n&&n.knownActions[0]),this._addInactiveAction(t,i,e)}const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0==i.useCount++&&(this._lendBinding(i),i.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0==--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e<this._nActiveActions}

17_addInactiveAction(t,e,i){const n=this._actions,s=this._actionsByClip;let r=s[e];if(void 0===r)r={knownActions:[t],actionByRoot:{}},t._byClipCacheIndex=0,s[e]=r;else{const e=r.knownActions;t._byClipCacheIndex=e.length,e.push(t)}t._cacheIndex=n.length,n.push(t),r.actionByRoot[i]=t}_removeInactiveAction(t){const e=this._actions,i=e[e.length-1],n=t._cacheIndex;i._cacheIndex=n,e[n]=i,e.pop(),t._cacheIndex=null;const s=t._clip.uuid,r=this._actionsByClip,a=r[s],o=a.knownActions,l=o[o.length-1],h=t._byClipCacheIndex;l._byClipCacheIndex=h,o[h]=l,o.pop(),t._byClipCacheIndex=null;delete a.actionByRoot[(t._localRoot||this._root).uuid],0===o.length&&delete r[s],this._removeInactiveBindingsForAction(t)}_removeInactiveBindingsForAction(t){const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0==--i.referenceCount&&this._removeInactiveBinding(i)}}_lendAction(t){const e=this._actions,i=t._cacheIndex,n=this._nActiveActions++,s=e[n];t._cacheIndex=n,e[n]=t,s._cacheIndex=i,e[i]=s}_takeBackAction(t){const e=this._actions,i=t._cacheIndex,n=--this._nActiveActions,s=e[n];t._cacheIndex=n,e[n]=t,s._cacheIndex=i,e[i]=s}_addInactiveBinding(t,e,i){const n=this._bindingsByRootAndName,s=this._bindings;let r=n[e];void 0===r&&(r={},n[e]=r),r[i]=t,t._cacheIndex=s.length,s.push(t)}_removeInactiveBinding(t){const e=this._bindings,i=t.binding,n=i.rootNode.uuid,s=i.path,r=this._bindingsByRootAndName,a=r[n],o=e[e.length-1],l=t._cacheIndex;o._cacheIndex=l,e[l]=o,e.pop(),delete a[s],0===Object.keys(a).length&&delete r[n]}_lendBinding(t){const e=this._bindings,i=t._cacheIndex,n=this._nActiveBindings++,s=e[n];t._cacheIndex=n,e[n]=t,s._cacheIndex=i,e[i]=s}_takeBackBinding(t){const e=this._bindings,i=t._cacheIndex,n=--this._nActiveBindings,s=e[n];t._cacheIndex=n,e[n]=t,s._cacheIndex=i,e[i]=s}_lendControlInterpolant(){const t=this._controlInterpolants,e=this._nActiveControlInterpolants++;let i=t[e];return void 0===i&&(i=new La(new Float32Array(2),new Float32Array(2),1,Bo),i.__cacheIndex=e,t[e]=i),i}_takeBackControlInterpolant(t){const e=this._controlInterpolants,i=t.__cacheIndex,n=--this._nActiveControlInterpolants,s=e[n];t.__cacheIndex=n,e[n]=t,s.__cacheIndex=i,e[i]=s}clipAction(t,e,i){const n=e||this._root,s=n.uuid;let r="string"==typeof t?Ha.findByName(n,t):t;const a=null!==r?r.uuid:t,o=this._actionsByClip[a];let l=null;if(void 0===i&&(i=null!==r?r.blendMode:q),void 0!==o){const t=o.actionByRoot[s];if(void 0!==t&&t.blendMode===i)return t;l=o.knownActions[0],null===r&&(r=l._clip)}if(null===r)return null;const h=new Mo(this,r,e,i);return this._bindAction(h,l),this._addInactiveAction(h,a,s),h}existingAction(t,e){const i=e||this._root,n=i.uuid,s="string"==typeof t?Ha.findByName(i,t):t,r=s?s.uuid:t,a=this._actionsByClip[r];return void 0!==a&&a.actionByRoot[n]||null}stopAllAction(){const t=this._actions;for(let e=this._nActiveActions-1;e>=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,i=this._nActiveActions,n=this.time+=t,s=Math.sign(t),r=this._accuIndex^=1;for(let a=0;a!==i;++a){e[a]._update(n,t,s,r)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(r);return this}setTime(t){this.time=0;for(let t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(t)}getRoot(){return this._root}uncacheClip(t){const e=this._actions,i=t.uuid,n=this._actionsByClip,s=n[i];if(void 0!==s){const t=s.knownActions;for(let i=0,n=t.length;i!==n;++i){const n=t[i];this._deactivateAction(n);const s=n._cacheIndex,r=e[e.length-1];n._cacheIndex=null,n._byClipCacheIndex=null,r._cacheIndex=s,e[s]=r,e.pop(),this._removeInactiveBindingsForAction(n)}delete n[i]}}uncacheRoot(t){const e=t.uuid,i=this._actionsByClip;for(const t in i){const n=i[t].actionByRoot[e];void 0!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}const n=this._bindingsByRootAndName[e];if(void 0!==n)for(const t in n){const e=n[t];e.restoreOriginalState(),this._removeInactiveBinding(e)}}uncacheAction(t,e){const i=this.existingAction(t,e);null!==i&&(this._deactivateAction(i),this._removeInactiveAction(i))}}function Ro(t,e){return t.distance-e.distance}

17function Do(t,e,i,n){if(t.layers.test(e.layers)&&t.raycast(e,i),!0===n){const n=t.children;for(let t=0,s=n.length;t<s;t++)Do(n[t],e,i,!0)}}class Lo{constructor(t=1,e=0,i=0){return this.radius=t,this.phi=e,this.theta=i,this}set(t,e,i){return this.radius=t,this.phi=e,this.theta=i,this}copy(t){return this.radius=t.radius,this.phi=t.phi,this.theta=t.theta,this}makeSafe(){const t=1e-6;return this.phi=Math.max(t,Math.min(Math.PI-t,this.phi)),this}setFromVector3(t){return this.setFromCartesianCoords(t.x,t.y,t.z)}setFromCartesianCoords(t,e,i){return this.radius=Math.sqrt(t*t+e*e+i*i),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(t,i),this.phi=Math.acos(ot(e/this.radius,-1,1))),this}clone(){return(new this.constructor).copy(this)}}const Qo=Po();function Po(){const t=new ArrayBuffer(4),e=new Float32Array(t),i=new Uint32Array(t),n=new Uint32Array(512),s=new Uint32Array(512);for(let t=0;t<256;++t){const e=t-127;e<-27?(n[t]=0,n[256|t]=32768,s[t]=24,s[256|t]=24):e<-14?(n[t]=1024>>-e-14,n[256|t]=1024>>-e-14|32768,s[t]=-e-1,s[256|t]=-e-1):e<=15?(n[t]=e+15<<10,n[256|t]=e+15<<10|32768,s[t]=13,s[256|t]=13):e<128?(n[t]=31744,n[256|t]=64512,s[t]=24,s[256|t]=24):(n[t]=31744,n[256|t]=64512,s[t]=13,s[256|t]=13)}const r=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let t=1;t<1024;++t){let e=t<<13,i=0;for(;0==(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,r[t]=e|i}for(let t=1024;t<2048;++t)r[t]=939524096+(t-1024<<13);for(let t=1;t<31;++t)a[t]=t<<23;a[31]=1199570944,a[32]=2147483648;for(let t=33;t<63;++t)a[t]=2147483648+(t-32<<23);a[63]=3347054592;for(let t=1;t<64;++t)32!==t&&(o[t]=1024);return{floatView:e,uint32View:i,baseTable:n,shiftTable:s,mantissaTable:r,exponentTable:a,offsetTable:o}}var Fo=Object.freeze({__proto__:null,fromHalfFloat:function(t){const e=t>>10;return Qo.uint32View[0]=Qo.mantissaTable[Qo.offsetTable[e]+(1023&t)]+Qo.exponentTable[e],Qo.floatView[0]},toHalfFloat:function(t){Math.abs(t)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),t=ot(t,-65504,65504),Qo.floatView[0]=t;const e=Qo.uint32View[0],i=e>>23&511;return Qo.baseTable[i]+((8388607&e)>>Qo.shiftTable[i])}});"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:n}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=n)
18/**
19 * @license
20 * Copyright 2019 Google LLC
21 * SPDX-License-Identifier: BSD-3-Clause
22 */;const No=window,Uo=No.ShadowRoot&&(void 0===No.ShadyCSS||No.ShadyCSS.nativeShadow)&&"adoptedStyleSheets"in Document.prototype&&"replace"in CSSStyleSheet.prototype,ko=Symbol(),Oo=new WeakMap;class Go{constructor(t,e,i){if(this._$cssResult$=!0,i!==ko)throw Error("CSSResult is not constructable. Use `unsafeCSS` or `css` instead.");this.cssText=t,this.t=e}get styleSheet(){let t=this.o;const e=this.t;if(Uo&&void 0===t){const i=void 0!==e&&1===e.length;i&&(t=Oo.get(e)),void 0===t&&((this.o=t=new CSSStyleSheet).replaceSync(this.cssText),i&&Oo.set(e,t))}return t}toString(){return this.cssText}}const zo=Uo?t=>t:t=>t instanceof CSSStyleSheet?(t=>{let e="";for(const i of t.cssRules)e+=i.cssText;return(t=>new Go("string"==typeof t?t:t+"",void 0,ko))(e)})(t):t
23/**
24 * @license
25 * Copyright 2017 Google LLC
26 * SPDX-License-Identifier: BSD-3-Clause
27 */;var Ho;const Vo=window,Wo=Vo.trustedTypes,qo=Wo?Wo.emptyScript:"",jo=Vo.reactiveElementPolyfillSupport,Yo={toAttribute(t,e){switch(e){case Boolean:t=t?qo:null;break;case Object:case Array:t=null==t?t:JSON.stringify(t)}return t},fromAttribute(t,e){let i=t;switch(e){case Boolean:i=null!==t;break;case Number:i=null===t?null:Number(t);break;case Object:case Array:try{i=JSON.parse(t)}catch(t){i=null}}return i}},Jo=(t,e)=>e!==t&&(e==e||t==t),Xo={attribute:!0,type:String,converter:Yo,reflect:!1,hasChanged:Jo};class Ko extends HTMLElement{constructor(){super(),this._$Ei=new Map,this.isUpdatePending=!1,this.hasUpdated=!1,this._$El=null,this.u()}static addInitializer(t){var e;this.finalize(),(null!==(e=this.h)&&void 0!==e?e:this.h=[]).push(t)}static get observedAttributes(){this.finalize();const t=[];

27return this.elementProperties.forEach(((e,i)=>{const n=this._$Ep(i,e);void 0!==n&&(this._$Ev.set(n,i),t.push(n))})),t}static createProperty(t,e=Xo){if(e.state&&(e.attribute=!1),this.finalize(),this.elementProperties.set(t,e),!e.noAccessor&&!this.prototype.hasOwnProperty(t)){const i="symbol"==typeof t?Symbol():"__"+t,n=this.getPropertyDescriptor(t,i,e);void 0!==n&&Object.defineProperty(this.prototype,t,n)}}static getPropertyDescriptor(t,e,i){return{get(){return this[e]},set(n){const s=this[t];this[e]=n,this.requestUpdate(t,s,i)},configurable:!0,enumerable:!0}}static getPropertyOptions(t){return this.elementProperties.get(t)||Xo}static finalize(){if(this.hasOwnProperty("finalized"))return!1;this.finalized=!0;const t=Object.getPrototypeOf(this);if(t.finalize(),void 0!==t.h&&(this.h=[...t.h]),this.elementProperties=new Map(t.elementProperties),this._$Ev=new Map,this.hasOwnProperty("properties")){const t=this.properties,e=[...Object.getOwnPropertyNames(t),...Object.getOwnPropertySymbols(t)];for(const i of e)this.createProperty(i,t[i])}return this.elementStyles=this.finalizeStyles(this.styles),!0}static finalizeStyles(t){const e=[];if(Array.isArray(t)){const i=new Set(t.flat(1/0).reverse());for(const t of i)e.unshift(zo(t))}else void 0!==t&&e.push(zo(t));return e}static _$Ep(t,e){const i=e.attribute;return!1===i?void 0:"string"==typeof i?i:"string"==typeof t?t.toLowerCase():void 0}u(){var t;this._$E_=new Promise((t=>this.enableUpdating=t)),this._$AL=new Map,this._$Eg(),this.requestUpdate(),null===(t=this.constructor.h)||void 0===t||t.forEach((t=>t(this)))}addController(t){var e,i;(null!==(e=this._$ES)&&void 0!==e?e:this._$ES=[]).push(t),void 0!==this.renderRoot&&this.isConnected&&(null===(i=t.hostConnected)||void 0===i||i.call(t))}removeController(t){var e;null===(e=this._$ES)||void 0===e||e.splice(this._$ES.indexOf(t)>>>0,1)}_$Eg(){this.constructor.elementProperties.forEach(((t,e)=>{this.hasOwnProperty(e)&&(this._$Ei.set(e,this[e]),delete this[e])}))}createRenderRoot(){var t;const e=null!==(t=this.shadowRoot)&&void 0!==t?t:this.attachShadow(this.constructor.shadowRootOptions);return((t,e)=>{Uo?t.adoptedStyleSheets=e.map((t=>t instanceof CSSStyleSheet?t:t.styleSheet)):e.forEach((e=>{const i=document.createElement("style"),n=No.litNonce;void 0!==n&&i.setAttribute("nonce",n),i.textContent=e.cssText,t.appendChild(i)}))})(e,this.constructor.elementStyles),e}connectedCallback(){var t;void 0===this.renderRoot&&(this.renderRoot=this.createRenderRoot()),this.enableUpdating(!0),null===(t=this._$ES)||void 0===t||t.forEach((t=>{var e;return null===(e=t.hostConnected)||void 0===e?void 0:e.call(t)}))}enableUpdating(t){}disconnectedCallback(){var t;null===(t=this._$ES)||void 0===t||t.forEach((t=>{var e;return null===(e=t.hostDisconnected)||void 0===e?void 0:e.call(t)}))}attributeChangedCallback(t,e,i){this._$AK(t,i)}_$EO(t,e,i=Xo){var n;const s=this.constructor._$Ep(t,i);if(void 0!==s&&!0===i.reflect){const r=(void 0!==(null===(n=i.converter)||void 0===n?void 0:n.toAttribute)?i.converter:Yo).toAttribute(e,i.type);this._$El=t,null==r?this.removeAttribute(s):this.setAttribute(s,r),this._$El=null}}_$AK(t,e){var i;const n=this.constructor,s=n._$Ev.get(t);if(void 0!==s&&this._$El!==s){const t=n.getPropertyOptions(s),r="function"==typeof t.converter?{fromAttribute:t.converter}:void 0!==(null===(i=t.converter)||void 0===i?void 0:i.fromAttribute)?t.converter:Yo;this._$El=s,this[s]=r.fromAttribute(e,t.type),this._$El=null}}requestUpdate(t,e,i){let n=!0;void 0!==t&&(((i=i||this.constructor.getPropertyOptions(t)).hasChanged||Jo)(this[t],e)?(this._$AL.has(t)||this._$AL.set(t,e),!0===i.reflect&&this._$El!==t&&(void 0===this._$EC&&(this._$EC=new Map),this._$EC.set(t,i))):n=!1),!this.isUpdatePending&&n&&(this._$E_=this._$Ej())}async _$Ej(){this.isUpdatePending=!0;try{await this._$E_}catch(t){Promise.reject(t)}const t=this.scheduleUpdate();return null!=t&&await t,!this.isUpdatePending}scheduleUpdate(){return this.performUpdate()}performUpdate(){var t;if(!this.isUpdatePending)return;this.hasUpdated,this._$Ei&&(this._$Ei.forEach(((t,e)=>this[e]=t)),this._$Ei=void 0);let e=!1;const i=this._$AL;try{e=this.shouldUpdate(i),e?(this.willUpdate(i),null===(t=this._$ES)||void 0===t||t.forEach((t=>{var e;return null===(e=t.hostUpdate)||void 0===e?void 0:e.call(t)})),this.update(i)):this._$Ek()}catch(t){throw e=!1,this._$Ek(),t}e&&this._$AE(i)}willUpdate(t){}_$AE(t){var e;null===(e=this._$ES)||void 0===e||e.forEach((t=>{var e;return null===(e=t.hostUpdated)||void 0===e?void 0:e.call(t)})),this.hasUpdated||(this.hasUpdated=!0,this.firstUpdated(t)),this.updated(t)}_$Ek(){this._$AL=new Map,this.isUpdatePending=!1}get updateComplete(){return this.getUpdateComplete()}getUpdateComplete(){return this._$E_}shouldUpdate(t){return!0}update(t){void 0!==this._$EC&&(this._$EC.forEach(((t,e)=>this._$EO(e,this[e],t))),this._$EC=void 0),this._$Ek()}updated(t){}firstUpdated(t){}}
28/**
29 * @license
30 * Copyright 2017 Google LLC
31 * SPDX-License-Identifier: BSD-3-Clause
32 */
33var $o;Ko.finalized=!0,Ko.elementProperties=new Map,Ko.elementStyles=[],Ko.shadowRootOptions={mode:"open"},null==jo||jo({ReactiveElement:Ko}),(null!==(Ho=Vo.reactiveElementVersions)&&void 0!==Ho?Ho:Vo.reactiveElementVersions=[]).push("1.6.1");const Zo=window,tl=Zo.trustedTypes,el=tl?tl.createPolicy("lit-html",{createHTML:t=>t}):void 0,il=`lit$${(Math.random()+"").slice(9)}$`,nl="?"+il,sl=`<${nl}>`,rl=document,al=(t="")=>rl.createComment(t),ol=t=>null===t||"object"!=typeof t&&"function"!=typeof t,ll=Array.isArray,hl=/<(?:(!--|\/[^a-zA-Z])|(\/?[a-zA-Z][^>\s]*)|(\/?$))/g,cl=/-->/g,ul=/>/g,dl=RegExp(">|[ \t\n\f\r](?:([^\\s\"'>=/]+)([ \t\n\f\r]*=[ \t\n\f\r]*(?:[^ \t\n\f\r\"'`<>=]|(\"|')|))|$)","g"),Al=/'/g,pl=/"/g,ml=/^(?:script|style|textarea|title)$/i,gl=(t=>(e,...i)=>({_$litType$:t,strings:e,values:i}))(1),fl=Symbol.for("lit-noChange"),vl=Symbol.for("lit-nothing"),yl=new WeakMap,xl=rl.createTreeWalker(rl,129,null,!1),_l=(t,e)=>{const i=t.length-1,n=[];let s,r=2===e?"<svg>":"",a=hl;for(let e=0;e<i;e++){const i=t[e];let o,l,h=-1,c=0;for(;c<i.length&&(a.lastIndex=c,l=a.exec(i),null!==l);)c=a.lastIndex,a===hl?"!--"===l[1]?a=cl:void 0!==l[1]?a=ul:void 0!==l[2]?(ml.test(l[2])&&(s=RegExp("</"+l[2],"g")),a=dl):void 0!==l[3]&&(a=dl):a===dl?">"===l[0]?(a=null!=s?s:hl,h=-1):void 0===l[1]?h=-2:(h=a.lastIndex-l[2].length,o=l[1],a=void 0===l[3]?dl:'"'===l[3]?pl:Al):a===pl||a===Al?a=dl:a===cl||a===ul?a=hl:(a=dl,s=void 0);const u=a===dl&&t[e+1].startsWith("/>")?" ":"";r+=a===hl?i+sl:h>=0?(n.push(o),i.slice(0,h)+"$lit$"+i.slice(h)+il+u):i+il+(-2===h?(n.push(void 0),e):u)}const o=r+(t[i]||"<?>")+(2===e?"</svg>":"");if(!Array.isArray(t)||!t.hasOwnProperty("raw"))throw Error("invalid template strings array");return[void 0!==el?el.createHTML(o):o,n]};class El{constructor({strings:t,_$litType$:e},i){let n;this.parts=[];let s=0,r=0;const a=t.length-1,o=this.parts,[l,h]=_l(t,e);if(this.el=El.createElement(l,i),xl.currentNode=this.el.content,2===e){const t=this.el.content,e=t.firstChild;e.remove(),t.append(...e.childNodes)}for(;null!==(n=xl.nextNode())&&o.length<a;){if(1===n.nodeType){if(n.hasAttributes()){const t=[];for(const e of n.getAttributeNames())if(e.endsWith("$lit$")||e.startsWith(il)){const i=h[r++];if(t.push(e),void 0!==i){const t=n.getAttribute(i.toLowerCase()+"$lit$").split(il),e=/([.?@])?(.*)/.exec(i);o.push({type:1,index:s,name:e[2],strings:t,ctor:"."===e[1]?Sl:"?"===e[1]?Bl:"@"===e[1]?Tl:Il})}else o.push({type:6,index:s})}for(const e of t)n.removeAttribute(e)}if(ml.test(n.tagName)){const t=n.textContent.split(il),e=t.length-1;if(e>0){n.textContent=tl?tl.emptyScript:"";for(let i=0;i<e;i++)n.append(t[i],al()),xl.nextNode(),o.push({type:2,index:++s});n.append(t[e],al())}}}else if(8===n.nodeType)if(n.data===nl)o.push({type:2,index:s});else{let t=-1;for(;-1!==(t=n.data.indexOf(il,t+1));)o.push({type:7,index:s}),t+=il.length-1}s++}}static createElement(t,e){const i=rl.createElement("template");return i.innerHTML=t,i}}function wl(t,e,i=t,n){var s,r,a,o;if(e===fl)return e;let l=void 0!==n?null===(s=i._$Co)||void 0===s?void 0:s[n]:i._$Cl;const h=ol(e)?void 0:e._$litDirective$;return(null==l?void 0:l.constructor)!==h&&(null===(r=null==l?void 0:l._$AO)||void 0===r||r.call(l,!1),void 0===h?l=void 0:(l=new h(t),l._$AT(t,i,n)),void 0!==n?(null!==(a=(o=i)._$Co)&&void 0!==a?a:o._$Co=[])[n]=l:i._$Cl=l),void 0!==l&&(e=wl(t,l._$AS(t,e.values),l,n)),e}class Cl{constructor(t,e){this.u=[],this._$AN=void 0,this._$AD=t,this._$AM=e}get parentNode(){return this._$AM.parentNode}get _$AU(){return this._$AM._$AU}v(t){var e;const{el:{content:i},parts:n}=this._$AD,s=(null!==(e=null==t?void 0:t.creationScope)&&void 0!==e?e:rl).importNode(i,!0);xl.currentNode=s;let r=xl.nextNode(),a=0,o=0,l=n[0];for(;void 0!==l;){if(a===l.index){let e;2===l.type?e=new bl(r,r.nextSibling,this,t):1===l.type?e=new l.ctor(r,l.name,l.strings,this,t):6===l.type&&(e=new Rl(r,this,t)),this.u.push(e),l=n[++o]}a!==(null==l?void 0:l.index)&&(r=xl.nextNode(),a++)}return s}p(t){let e=0;for(const i of this.u)void 0!==i&&(void 0!==i.strings?(i._$AI(t,i,e),e+=i.strings.length-2):i._$AI(t[e])),e++}}class bl{constructor(t,e,i,n){var s;this.type=2,this._$AH=vl,this._$AN=void 0,this._$AA=t,this._$AB=e,this._$AM=i,this.options=n,this._$Cm=null===(s=null==n?void 0:n.isConnected)||void 0===s||s}get _$AU(){var t,e;return null!==(e=null===(t=this._$AM)||void 0===t?void 0:t._$AU)&&void 0!==e?e:this._$Cm}get parentNode(){let t=this._$AA.parentNode;const e=this._$AM;return void 0!==e&&11===t.nodeType&&(t=e.parentNode),t}get startNode(){return this._$AA}get endNode(){return this._$AB}_$AI(t,e=this){t=wl(this,t,e),ol(t)?t===vl||null==t||""===t?(this._$AH!==vl&&this._$AR(),this._$AH=vl):t!==this._$AH&&t!==fl&&this.g(t):void 0!==t._$litType$?this.$(t):void 0!==t.nodeType?this.T(t):(t=>ll(t)||"function"==typeof(null==t?void 0:t[Symbol.iterator]))(t)?this.k(t):this.g(t)}O(t,e=this._$AB){return this._$AA.parentNode.insertBefore(t,e)}T(t){this._$AH!==t&&(this._$AR(),this._$AH=this.O(t))}g(t){this._$AH!==vl&&ol(this._$AH)?this._$AA.nextSibling.data=t:this.T(rl.createTextNode(t)),this._$AH=t}$(t){var e;const{values:i,_$litType$:n}=t,s="number"==typeof n?this._$AC(t):(void 0===n.el&&(n.el=El.createElement(n.h,this.options)),n);if((null===(e=this._$AH)||void 0===e?void 0:e._$AD)===s)this._$AH.p(i);else{const t=new Cl(s,this),e=t.v(this.options);t.p(i),this.T(e),this._$AH=t}}_$AC(t){let e=yl.get(t.strings);return void 0===e&&yl.set(t.strings,e=new El(t)),e}k(t){ll(this._$AH)||(this._$AH=[],this._$AR());const e=this._$AH;let i,n=0;for(const s of t)n===e.length?e.push(i=new bl(this.O(al()),this.O(al()),this,this.options)):i=e[n],i._$AI(s),n++;n<e.length&&(this._$AR(i&&i._$AB.nextSibling,n),e.length=n)}_$AR(t=this._$AA.nextSibling,e){var i;for(null===(i=this._$AP)||void 0===i||i.call(this,!1,!0,e);t&&t!==this._$AB;){const e=t.nextSibling;t.remove(),t=e}}setConnected(t){var e;void 0===this._$AM&&(this._$Cm=t,null===(e=this._$AP)||void 0===e||e.call(this,t))}}class Il{constructor(t,e,i,n,s){this.type=1,this._$AH=vl,this._$AN=void 0,this.element=t,this.name=e,this._$AM=n,this.options=s,i.length>2||""!==i[0]||""!==i[1]?(this._$AH=Array(i.length-1).fill(new String),this.strings=i):this._$AH=vl}get tagName(){return this.element.tagName}get _$AU(){return this._$AM._$AU}_$AI(t,e=this,i,n){const s=this.strings;let r=!1;if(void 0===s)t=wl(this,t,e,0),r=!ol(t)||t!==this._$AH&&t!==fl,r&&(this._$AH=t);else{const n=t;let a,o;for(t=s[0],a=0;a<s.length-1;a++)o=wl(this,n[i+a],e,a),o===fl&&(o=this._$AH[a]),r||(r=!ol(o)||o!==this._$AH[a]),o===vl?t=vl:t!==vl&&(t+=(null!=o?o:"")+s[a+1]),this._$AH[a]=o}r&&!n&&this.j(t)}j(t){t===vl?this.element.removeAttribute(this.name):this.element.setAttribute(this.name,null!=t?t:"")}}class Sl extends Il{constructor(){super(...arguments),this.type=3}j(t){this.element[this.name]=t===vl?void 0:t}}const Ml=tl?tl.emptyScript:"";class Bl extends Il{constructor(){super(...arguments),this.type=4}j(t){t&&t!==vl?this.element.setAttribute(this.name,Ml):this.element.removeAttribute(this.name)}}class Tl extends Il{constructor(t,e,i,n,s){super(t,e,i,n,s),this.type=5}_$AI(t,e=this){var i;if((t=null!==(i=wl(this,t,e,0))&&void 0!==i?i:vl)===fl)return;const n=this._$AH,s=t===vl&&n!==vl||t.capture!==n.capture||t.once!==n.once||t.passive!==n.passive,r=t!==vl&&(n===vl||s);s&&this.element.removeEventListener(this.name,this,n),r&&this.element.addEventListener(this.name,this,t),this._$AH=t}handleEvent(t){var e,i;"function"==typeof this._$AH?this._$AH.call(null!==(i=null===(e=this.options)||void 0===e?void 0:e.host)&&void 0!==i?i:this.element,t):this._$AH.handleEvent(t)}}class Rl{constructor(t,e,i){this.element=t,this.type=6,this._$AN=void 0,this._$AM=e,this.options=i}get _$AU(){return this._$AM._$AU}_$AI(t){wl(this,t)}}const Dl=Zo.litHtmlPolyfillSupport;null==Dl||Dl(El,bl),(null!==($o=Zo.litHtmlVersions)&&void 0!==$o?$o:Zo.litHtmlVersions=[]).push("2.6.1");const Ll=(t,e,i)=>{var n,s;const r=null!==(n=null==i?void 0:i.renderBefore)&&void 0!==n?n:e;let a=r._$litPart$;if(void 0===a){const t=null!==(s=null==i?void 0:i.renderBefore)&&void 0!==s?s:null;r._$litPart$=a=new bl(e.insertBefore(al(),t),t,void 0,null!=i?i:{})}return a._$AI(t),a
34/**
35 * @license
36 * Copyright 2017 Google LLC
37 * SPDX-License-Identifier: BSD-3-Clause
38 */};var Ql,Pl;class Fl extends Ko{constructor(){super(...arguments),this.renderOptions={host:this},this._$Do=void 0}createRenderRoot(){var t,e;const i=super.createRenderRoot();return null!==(t=(e=this.renderOptions).renderBefore)&&void 0!==t||(e.renderBefore=i.firstChild),i}update(t){const e=this.render();this.hasUpdated||(this.renderOptions.isConnected=this.isConnected),super.update(t),this._$Do=Ll(e,this.renderRoot,this.renderOptions)}connectedCallback(){var t;super.connectedCallback(),null===(t=this._$Do)||void 0===t||t.setConnected(!0)}disconnectedCallback(){var t;super.disconnectedCallback(),null===(t=this._$Do)||void 0===t||t.setConnected(!1)}render(){return fl}}Fl.finalized=!0,Fl._$litElement$=!0,null===(Ql=globalThis.litElementHydrateSupport)||void 0===Ql||Ql.call(globalThis,{LitElement:Fl});const Nl=globalThis.litElementPolyfillSupport;null==Nl||Nl({LitElement:Fl}),(null!==(Pl=globalThis.litElementVersions)&&void 0!==Pl?Pl:globalThis.litElementVersions=[]).push("3.2.2");
39/* @license
40 * Copyright 2019 Google LLC. All Rights Reserved.
41 * Licensed under the Apache License, Version 2.0 (the 'License');
42 * you may not use this file except in compliance with the License.
43 * You may obtain a copy of the License at
44 *
45 *     http://www.apache.org/licenses/LICENSE-2.0
46 *
47 * Unless required by applicable law or agreed to in writing, softw

47are
48 * distributed under the License is distributed on an 'AS IS' BASIS,
49 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
50 * See the License for the specific language governing permissions and
51 * limitations under the License.
52 */
53const Ul=null!=navigator.xr&&null!=self.XRSession&&null!=navigator.xr.isSessionSupported,kl=Ul&&null!=self.XRSession.prototype.requestHitTestSource,Ol=null!=self.ResizeObserver,Gl=null!=self.IntersectionObserver,zl=kl;(()=>{const t=navigator.userAgent||navigator.vendor||self.opera;let e=!1;(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(t)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(t.substr(0,4)))&&(e=!0)})(),/\bCrOS\b/.test(navigator.userAgent);const Hl=/android/i.test(navigator.userAgent),Vl=/iPad|iPhone|iPod/.test(navigator.userAgent)&&!self.MSStream||"MacIntel"===navigator.platform&&navigator.maxTouchPoints>1;/Safari\//.test(navigator.userAgent);const Wl=/firefox/i.test(navigator.userAgent),ql=/OculusBrowser/.test(navigator.userAgent);Vl&&/CriOS\//.test(navigator.userAgent);const jl=Hl&&!Wl&&!ql,Yl=Boolean(window.webkit&&window.webkit.messageHandlers),Jl=(()=>{if(Vl){if(Yl)return Boolean(/CriOS\/|EdgiOS\/|FxiOS\/|GSA\/|DuckDuckGo\//.test(navigator.userAgent));{const t=document.createElement("a");return Boolean(t.relList&&t.relList.supports&&t.relList.supports("ar"))}}return!1})(),Xl=t=>t&&"null"!==t?$l(t):null,Kl=()=>{if(zl)return;const t=[];throw Ul||t.push("WebXR Device API"),kl||t.push("WebXR Hit Test API"),new Error(`The following APIs are required for AR, but are missing in this browser: ${t.join(", ")}`)},$l=t=>new URL(t,window.location.toString()).toString(),Zl=(t,e)=>{let i=null;return(...n)=>{null!=i&&self.clearTimeout(i),i=self.setTimeout((()=>{i=null,t(...n)}),e)}},th=(t,e,i)=>Math.max(e,Math.min(i,t)),eh=(()=>{const t=(()=>{var t;if(null===(t=document.documentElement.getAttribute("itemtype"))||void 0===t?void 0:t.includes("schema.org/SearchResultsPage"))return!0;const e=null!=document.head?Array.from(document.head.querySelectorAll("meta")):[];for(const t of e)if("viewport"===t.name)return!0;return!1})();return t||console.warn('No <meta name="viewport"> detected; <model-viewer> will cap pixel density at 1.'),()=>t?window.devicePixelRatio:1})(),ih=(()=>{const t=new RegExp("[?&]model-viewer-debug-mode(&|$)");return()=>self.ModelViewerElement&&self.ModelViewerElement.debugMode||self.location&&self.location.search&&self.location.search.match(t)})();
54/* @license
55 * Copyright 2019 Google LLC. All Rights Reserved.
56 * Licensed under the Apache License, Version 2.0 (the 'License');

57 * you may not use this file except in compliance with the License.
58 * You may obtain a copy of the License at
59 *
60 *     http://www.apache.org/licenses/LICENSE-2.0
61 *
62 * Unless required by applicable law or agreed to in writing, software
63 * distributed under the License is distributed on an 'AS IS' BASIS,
64 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
65 * See the License for the specific language governing permissions and
66 * limitations under the License.
67 */
68var nh=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const sh=Symbol("currentEnvironmentMap"),rh=Symbol("currentBackground"),ah=Symbol("updateEnvironment"),oh=Symbol("cancelEnvironmentUpdate");
69/* @license
70 * Copyright 2019 Google LLC. All Rights Reserved.
71 * Licensed under the Apache License, Version 2.0 (the 'License');
72 * you may not use this file except in compliance with the License.
73 * You may obtain a copy of the License at
74 *
75 *     http://www.apache.org/licenses/LICENSE-2.0
76 *
77 * Unless required by applicable law or agreed to in writing, software
78 * distributed under the License is distributed on an 'AS IS' BASIS,
79 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
80 * See the License for the specific language governing permissions and
81 * limitations under the License.
82 */
83const lh=gl`
84<style>
85:host {
86  display: block;
87  position: relative;
88  contain: strict;
89  width: 300px;
90  height: 150px;
91}
92
93/* NOTE: This rule set is our integration surface area with the
94 * :focus-visible polyfill.
95 *
96 * @see https://github.com/WICG/focus-visible/pull/196 */
97:host([data-js-focus-visible]:focus:not(.focus-visible)),
98:host([data-js-focus-visible]) :focus:not(.focus-visible) {
99  outline: none;
100}
101
102.container {
103  position: relative;
104  overflow: hidden;
105}
106
107.userInput {
108  width: 100%;
109  height: 100%;
110  display: none;
111  position: relative;
112}
113
114canvas {
115  position: absolute;
116  display: none;
117  pointer-events: none;
118  /* NOTE(cdata): Chrome 76 and below apparently have a bug
119   * that causes our canvas not to display pixels unless it is
120   * on its own render layer
121   * @see https://github.com/google/model-viewer/pull/755#issuecomment-536597893
122   */
123  transform: translateZ(0);
124}
125
126.show {
127  display: block;
128}
129
130/* Adapted from HTML5 Boilerplate
131 *
132 * @see https://github.com/h5bp/html5-boilerplate/blob/ceb4620c78fc82e13534fc44202a3f168754873f/dist/css/main.css#L122-L133 */
133.screen-reader-only {
134  border: 0;
135  left: 0;
136  top: 0;
137  clip: rect(0, 0, 0, 0);
138  height: 1px;
139  margin: -1px;
140  overflow: hidden;
141  padding: 0;
142  position: absolute;
143  white-space: nowrap;
144  width: 1px;
145  pointer-events: none;
146}
147
148.slot {
149  position: absolute;
150  pointer-events: none;
151  top: 0;
152  left: 0;
153  width: 100%;
154  height: 100%;
155}
156
157.slot > * {
158  pointer-events: initial;
159}
160
161.annotation-wrapper ::slotted(*) {
162  opacity: var(--max-hotspot-opacity, 1);
163  transition: opacity 0.3s;
164}
165
166.pointer-tumbling .annotation-wrapper ::slotted(*) {
167  pointer-events: none;
168}
169
170.annotation-wrapper ::slotted(*) {
171  pointer-events: initial;
172}
173
174.annotation-wrapper.hide ::slotted(*) {
175  opacity: var(--min-hotspot-opacity, 0.25);
176}
177
178.slot.poster {
179  display: none;
180  background-color: inherit;
181}
182
183.slot.poster.show {
184  display: inherit;
185}
186
187.slot.poster > * {
188  pointer-events: initial;
189}
190
191.slot.poster:not(.show) > * {
192  pointer-events: none;
193}
194
195#default-poster {
196  width: 100%;
197  height: 100%;
198  /* The default poster is a <button> so we need to set display
199   * to prevent it from being affected by text-align: */
200  display: block;
201  position: absolute;
202  border: none;
203  padding: 0;
204  background-size: contain;
205  background-repeat: no-repeat;
206  background-position: center;
207  background-color: #fff0;
208}
209
210#default-progress-bar {
211  display: block;
212  position: relative;
213  width: 100%;
214  height: 100%;
215  pointer-events: none;
216  overflow: hidden;
217}
218
219#default-progress-bar > .bar {
220  position: absolute;
221  top: 0;
222  left: 0;
223  width: 100%;
224  height: var(--progress-bar-height, 5px);
225  background-color: var(--progress-bar-color, rgba(0, 0, 0, 0.4));
226  transition: transform 0.09s;
227  transform-origin: top left;
228  transform: scaleX(0);
229  overflow: hidden;
230}
231
232#default-progress-bar > .bar.hide {
233  transition: opacity 0.3s 1s;
234  opacity: 0;
235}
236
237.centered {
238  align-items: center;
239  justify-content: center;
240}
241
242.cover {
243  position: absolute;
244  top: 0;
245  left: 0;
246  width: 100%;
247  height: 100%;
248  pointer-events: none;
249}
250
251.slot.interaction-prompt {
252  display: var(--interaction-prompt-display, flex);
253  overflow: hidden;
254  opacity: 0;
255  will-change: opacity;
256  transition: opacity 0.3s;
257}
258
259.slot.interaction-prompt.visible {
260  opacity: 1;
261}
262
263.animated-container {
264  will-change: transform, opacity;
265  opacity: 0;
266  transition: opacity 0.3s;
267}
268
269.slot.interaction-prompt > * {
270  pointer-events: none;
271}
272
273.slot.ar-button {
274  -moz-user-select: none;
275  -webkit-tap-highlight-color: transparent;
276  user-select: none;
277
278  display: var(--ar-button-display, block);
279}
280
281.slot.ar-button:not(.enabled) {
282  display: none;
283}
284
285.fab {
286  display: flex;
287  align-items: center;
288  justify-content: center;
289  box-sizing: border-box;
290  width: 40px;
291  height: 40px;
292  cursor: pointer;
293  background-color: #fff;
294  box-shadow: 0px 0px 4px rgba(0, 0, 0, 0.15);
295  border-radius: 100px;
296}
297
298.fab > * {
299  opacity: 0.87;
300}
301
302#default-ar-button {
303  position: absolute;
304  bottom: 16px;
305  right: 16px;
306  transform: scale(var(--ar-button-scale, 1));
307  transform-origin: bottom right;
308}
309
310.slot.pan-target {
311  display: block;
312  position: absolute;
313  width: 0;
314  height: 0;
315  left: 50%;
316  top: 50%;
317  transform: translate3d(-50%, -50%, 0);
318  background-color: transparent;
319  opacity: 0;
320  transition: opacity 0.3s;
321}
322
323#default-pan-target {
324  width: 6px;
325  height: 6px;
326  border-radius: 6px;
327  border: 1px solid white;
328  box-shadow: 0px 0px 2px 1px rgba(0, 0, 0, 0.8);
329}
330
331.slot.default {
332  pointer-events: none;
333}
334
335.slot.progress-bar {
336  pointer-events: none;
337}
338
339.slot.exit-webxr-ar-button {
340  pointer-events: none;
341}
342
343.slot.exit-webxr-ar-button:not(.enabled) {
344  display: none;
345}
346
347#default-exit-webxr-ar-button {
348  display: flex;
349  align-items: center;
350  justify-content: center;
351  position: absolute;
352  top: env(safe-area-inset-top, 16px);
353  right: 16px;
354  width: 40px;
355  height: 40px;
356  box-sizing: border-box;
357}
358
359#default-exit-webxr-ar-button > svg {
360  fill: #fff;
361}
362</style>
363<div class="container">
364  <div class="userInput" tabindex="0" role="img"
365      aria-label="3D model">
366      <div class="slot canvas">
367        <slot name="canvas">
368          <canvas></canvas>
369        </slot>
370      </div>
371
372  </div>
373
374  <!-- NOTE(cdata): We need to wrap slots because browsers without ShadowDOM
375        will have their <slot> elements removed by ShadyCSS -->
376  <div class="slot poster">
377    <slot name="poster">
378      <button type="button" id="default-poster" aria-hidden="true" aria-label="Loading 3D model"></button>
379    </slot>
380  </div>
381
382  <div class="slot ar-button">
383    <slot name="ar-button">
384      <a id="default-ar-button" part="default-ar-button" class="fab"
385          tabindex="2"
386          aria-label="View in your space">
387        ${gl`
388<svg version="1.1" id="view_x5F_in_x5F_AR_x5F_icon"
389	 xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="24px" height="24px"
390	 viewBox="0 0 24 24" enable-background="new 0 0 24 24" xml:space="preserve">
391<rect id="Bounding_Box" x="0" y="0" fill="none" width="24" height="24"/>
392<g id="Art_layer">

393	<path d="M3,4c0-0.55,0.45-1,1-1h2V1H4C2.35,1,1,2.35,1,4v2h2V4z"/>
394	<path d="M20,3c0.55,0,1,0.45,1,1v2h2V4c0-1.65-1.35-3-3-3h-2v2H20z"/>
395	<path d="M4,21c-0.55,0-1-0.45-1-1v-2H1v2c0,1.65,1.35,3,3,3h2v-2H4z"/>
396	<path d="M20,21c0.55,0,1-0.45,1-1v-2h2v2c0,1.65-1.35,3-3,3h-2v-2H20z"/>
397	<g>
398		<path d="M18.25,7.6l-5.5-3.18c-0.46-0.27-1.04-0.27-1.5,0L5.75,7.6C5.29,7.87,5,8.36,5,8.9v6.35c0,0.54,0.29,1.03,0.75,1.3
399			l5.5,3.18c0.46,0.27,1.04,0.27,1.5,0l5.5-3.18c0.46-0.27,0.75-0.76,0.75-1.3V8.9C19,8.36,18.71,7.87,18.25,7.6z M7,14.96v-4.62
400			l4,2.32v4.61L7,14.96z M12,10.93L8,8.61l4-2.31l4,2.31L12,10.93z M13,17.27v-4.61l4-2.32v4.62L13,17.27z"/>
401	</g>
402</g>
403</svg>`}
404      </a>
405    </slot>
406  </div>
407
408  <div class="slot pan-target">
409    <slot name="pan-target">
410      <div id="default-pan-target">
411      </div>
412    </slot>
413  </div>
414
415  <div class="slot interaction-prompt cover centered">
416    <div id="prompt" class="animated-container">
417      <slot name="interaction-prompt" aria-hidden="true">
418        ${gl`
419<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="25" height="36">
420    <defs>
421        <path id="A" d="M.001.232h24.997V36H.001z" />
422    </defs>
423    <g transform="translate(-11 -4)" fill="none" fill-rule="evenodd">
424        <path fill-opacity="0" fill="#fff" d="M0 0h44v44H0z" />
425        <g transform="translate(11 3)">
426            <path d="M8.733 11.165c.04-1.108.766-2.027 1.743-2.307a2.54 2.54 0 0 1 .628-.089c.16 0 .314.017.463.044 1.088.2 1.9 1.092 1.9 2.16v8.88h1.26c2.943-1.39 5-4.45 5-8.025a9.01 9.01 0 0 0-1.9-5.56l-.43-.5c-.765-.838-1.683-1.522-2.712-2-1.057-.49-2.226-.77-3.46-.77s-2.4.278-3.46.77c-1.03.478-1.947 1.162-2.71 2l-.43.5a9.01 9.01 0 0 0-1.9 5.56 9.04 9.04 0 0 0 .094 1.305c.03.21.088.41.13.617l.136.624c.083.286.196.56.305.832l.124.333a8.78 8.78 0 0 0 .509.953l.065.122a8.69 8.69 0 0 0 3.521 3.191l1.11.537v-9.178z" fill-opacity=".5" fill="#e4e4e4" />
427            <path d="M22.94 26.218l-2.76 7.74c-.172.485-.676.8-1.253.8H12.24c-1.606 0-3.092-.68-3.98-1.82-1.592-2.048-3.647-3.822-6.11-5.27-.095-.055-.15-.137-.152-.23-.004-.1.046-.196.193-.297.56-.393 1.234-.6 1.926-.6a3.43 3.43 0 0 1 .691.069l4.922.994V10.972c0-.663.615-1.203 1.37-1.203s1.373.54 1.373 1.203v9.882h2.953c.273 0 .533.073.757.21l6.257 3.874c.027.017.045.042.07.06.41.296.586.77.426 1.22M4.1 16.614c-.024-.04-.042-.083-.065-.122a8.69 8.69 0 0 1-.509-.953c-.048-.107-.08-.223-.124-.333l-.305-.832c-.058-.202-.09-.416-.136-.624l-.13-.617a9.03 9.03 0 0 1-.094-1.305c0-2.107.714-4.04 1.9-5.56l.43-.5c.764-.84 1.682-1.523 2.71-2 1.058-.49 2.226-.77 3.46-.77s2.402.28 3.46.77c1.03.477 1.947 1.16 2.712 2l.428.5a9 9 0 0 1 1.901 5.559c0 3.577-2.056 6.636-5 8.026h-1.26v-8.882c0-1.067-.822-1.96-1.9-2.16-.15-.028-.304-.044-.463-.044-.22 0-.427.037-.628.09-.977.28-1.703 1.198-1.743 2.306v9.178l-1.11-.537C6.18 19.098 4.96 18 4.1 16.614M22.97 24.09l-6.256-3.874c-.102-.063-.218-.098-.33-.144 2.683-1.8 4.354-4.855 4.354-8.243 0-.486-.037-.964-.104-1.43a9.97 9.97 0 0 0-1.57-4.128l-.295-.408-.066-.092a10.05 10.05 0 0 0-.949-1.078c-.342-.334-.708-.643-1.094-.922-1.155-.834-2.492-1.412-3.94-1.65l-.732-.088-.748-.03a9.29 9.29 0 0 0-1.482.119c-1.447.238-2.786.816-3.94 1.65a9.33 9.33 0 0 0-.813.686 9.59 9.59 0 0 0-.845.877l-.385.437-.36.5-.288.468-.418.778-.04.09c-.593 1.28-.93 2.71-.93 4.222 0 3.832 2.182 7.342 5.56 8.938l1.437.68v4.946L5 25.64a4.44 4.44 0 0 0-.888-.086c-.017 0-.034.003-.05.003-.252.004-.503.033-.75.08a5.08 5.08 0 0 0-.237.056c-.193.046-.382.107-.568.18-.075.03-.15.057-.225.1-.25.114-.494.244-.723.405a1.31 1.31 0 0 0-.566 1.122 1.28 1.28 0 0 0 .645 1.051C4 29.925 5.96 31.614 7.473 33.563a5.06 5.06 0 0 0 .434.491c1.086 1.082 2.656 1.713 4.326 1.715h6.697c.748-.001 1.43-.333 1.858-.872.142-.18.256-.38.336-.602l2.757-7.74c.094-.26.13-.53.112-.794s-.088-.52-.203-.76a2.19 2.19 0 0 0-.821-.91" fill-opacity=".6" fill="#000" />
428            <path d="M22.444 24.94l-6.257-3.874a1.45 1.45 0 0 0-.757-.211h-2.953v-9.88c0-.663-.616-1.203-1.373-1.203s-1.37.54-1.37 1.203v16.643l-4.922-.994a3.44 3.44 0 0 0-.692-.069 3.35 3.35 0 0 0-1.925.598c-.147.102-.198.198-.194.298.004.094.058.176.153.23 2.462 1.448 4.517 3.22 6.11 5.27.887 1.14 2.373 1.82 3.98 1.82h6.686c.577 0 1.08-.326 1.253-.8l2.76-7.74c.16-.448-.017-.923-.426-1.22-.025-.02-.043-.043-.07-.06z" fill="#fff" />
429            <g transform="translate(0 .769)">
430                <mask id="B" fill="#fff">
431                    <use xlink:href="#A" />
432                </mask>
433                <path d="M23.993 24.992a1.96 1.96 0 0 1-.111.794l-2.758 7.74c-.08.22-.194.423-.336.602-.427.54-1.11.87-1.857.872h-6.698c-1.67-.002-3.24-.633-4.326-1.71

4335-.154-.154-.3-.318-.434-.49C5.96 30.846 4 29.157 1.646 27.773c-.385-.225-.626-.618-.645-1.05a1.31 1.31 0 0 1 .566-1.122 4.56 4.56 0 0 1 .723-.405l.225-.1a4.3 4.3 0 0 1 .568-.18l.237-.056c.248-.046.5-.075.75-.08.018 0 .034-.003.05-.003.303-.001.597.027.89.086l3.722.752V20.68l-1.436-.68c-3.377-1.596-5.56-5.106-5.56-8.938 0-1.51.336-2.94.93-4.222.015-.03.025-.06.04-.09.127-.267.268-.525.418-.778.093-.16.186-.316.288-.468.063-.095.133-.186.2-.277L3.773 5c.118-.155.26-.29.385-.437.266-.3.544-.604.845-.877a9.33 9.33 0 0 1 .813-.686C6.97 2.167 8.31 1.59 9.757 1.35a9.27 9.27 0 0 1 1.481-.119 8.82 8.82 0 0 1 .748.031c.247.02.49.05.733.088 1.448.238 2.786.816 3.94 1.65.387.28.752.588 1.094.922a9.94 9.94 0 0 1 .949 1.078l.066.092c.102.133.203.268.295.408a9.97 9.97 0 0 1 1.571 4.128c.066.467.103.945.103 1.43 0 3.388-1.67 6.453-4.353 8.243.11.046.227.08.33.144l6.256 3.874c.37.23.645.55.82.9.115.24.185.498.203.76m.697-1.195c-.265-.55-.677-1.007-1.194-1.326l-5.323-3.297c2.255-2.037 3.564-4.97 3.564-8.114 0-2.19-.637-4.304-1.84-6.114-.126-.188-.26-.37-.4-.552-.645-.848-1.402-1.6-2.252-2.204C15.472.91 13.393.232 11.238.232A10.21 10.21 0 0 0 5.23 2.19c-.848.614-1.606 1.356-2.253 2.205-.136.18-.272.363-.398.55C1.374 6.756.737 8.87.737 11.06c0 4.218 2.407 8.08 6.133 9.842l.863.41v3.092l-2.525-.51c-.356-.07-.717-.106-1.076-.106a5.45 5.45 0 0 0-3.14.996c-.653.46-1.022 1.202-.99 1.983a2.28 2.28 0 0 0 1.138 1.872c2.24 1.318 4.106 2.923 5.543 4.772 1.26 1.62 3.333 2.59 5.55 2.592h6.698c1.42-.001 2.68-.86 3.134-2.138l2.76-7.74c.272-.757.224-1.584-.134-2.325" fill-opacity=".05" fill="#000" mask="url(#B)" />
434            </g>
435        </g>
436    </g>
437</svg>`
438/* @license
439 * Copyright 2019 Google LLC. All Rights Reserved.
440 * Licensed under the Apache License, Version 2.0 (the 'License');
441 * you may not use this file except in compliance with the License.
442 * You may obtain a copy of the License at
443 *
444 *     http://www.apache.org/licenses/LICENSE-2.0
445 *
446 * Unless required by applicable law or agreed to in writing, software
447 * distributed under the License is distributed on an 'AS IS' BASIS,
448 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
449 * See the License for the specific language governing permissions and
450 * limitations under the License.
451 */}
452      </slot>
453    </div>
454  </div>
455
456  <div id="finger0" class="animated-container cover">
457    <slot name="finger0" aria-hidden="true">
458    </slot>
459  </div>
460  <div id="finger1" class="animated-container cover">
461    <slot name="finger1" aria-hidden="true">
462    </slot>
463  </div>
464
465  <div class="slot default">
466    <slot></slot>
467
468    <div class="slot progress-bar">
469      <slot name="progress-bar">
470        <div id="default-progress-bar" aria-hidden="true">
471          <div class="bar" part="default-progress-bar"></div>
472        </div>
473      </slot>
474    </div>
475
476    <div class="slot exit-webxr-ar-button">
477      <slot name="exit-webxr-ar-button">
478        <a id="default-exit-webxr-ar-button" part="default-exit-webxr-ar-button"
479            tabindex="3"
480            aria-label="Exit AR"
481            aria-hidden="true">
482          ${gl`
483<svg xmlns="http://www.w3.org/2000/svg" width="24px" height="24px" viewBox="0 0 24 24" fill="#000000">
484    <!-- NOTE(cdata): This SVG filter is a stop-gap until we can implement
485         support for dynamic re-coloring of UI components -->
486    <defs>
487      <filter id="drop-shadow" x="-100%" y="-100%" width="300%" height="300%">
488        <feGaussianBlur in="SourceAlpha" stdDeviation="1"/>
489        <feOffset dx="0" dy="0" result="offsetblur"/>
490        <feFlood flood-color="#000000"/>
491        <feComposite in2="offsetblur" operator="in"/>
492        <feMerge>
493          <feMergeNode/>
494          <feMergeNode in="SourceGraphic"/>
495        </feMerge>
496      </filter>
497    </defs>

498    <path filter="url(#drop-shadow)" d="M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z"/>
499    <path d="M0 0h24v24H0z" fill="none"/>
500</svg>`
501/* @license
502 * Copyright 2019 Google LLC. All Rights Reserved.
503 * Licensed under the Apache License, Version 2.0 (the 'License');
504 * you may not use this file except in compliance with the License.
505 * You may obtain a copy of the License at
506 *
507 *     http://www.apache.org/licenses/LICENSE-2.0
508 *
509 * Unless required by applicable law or agreed to in writing, software
510 * distributed under the License is distributed on an 'AS IS' BASIS,
511 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
512 * See the License for the specific language governing permissions and
513 * limitations under the License.
514 */}
515        </a>
516      </slot>
517    </div>
518  </div>
519</div>
520<div class="screen-reader-only" role="region" aria-label="Live announcements">
521  <span id="status" role="status"></span>
522</div>`,hh=new WeakMap;function ch(){let t,e;function i(t,e,i,n,s,r){const a=r.num_components(),o=i.num_points()*a,l=o*s.BYTES_PER_ELEMENT,h=function(t,e){switch(e){case Float32Array:return t.DT_FLOAT32;case Int8Array:return t.DT_INT8;case Int16Array:return t.DT_INT16;case Int32Array:return t.DT_INT32;case Uint8Array:return t.DT_UINT8;case Uint16Array:return t.DT_UINT16;case Uint32Array:return t.DT_UINT32}}(t,s),c=t._malloc(l);e.GetAttributeDataArrayForAllPoints(i,r,h,l,c);const u=new s(t.HEAPF32.buffer,c,o).slice();return t._free(c),{name:n,array:u,itemSize:a}}onmessage=function(n){const s=n.data;switch(s.type){case"init":t=s.decoderConfig,e=new Promise((function(e){t.onModuleLoaded=function(t){e({draco:t})},DracoDecoderModule(t)}));break;case"decode":const n=s.buffer,r=s.taskConfig;e.then((t=>{const e=t.draco,a=new e.Decoder,o=new e.DecoderBuffer;o.Init(new Int8Array(n),n.byteLength);try{const t=function(t,e,n,s){const r=s.attributeIDs,a=s.attributeTypes;let o,l;const h=e.GetEncodedGeometryType(n);if(h===t.TRIANGULAR_MESH)o=new t.Mesh,l=e.DecodeBufferToMesh(n,o);else{if(h!==t.POINT_CLOUD)throw new Error("THREE.DRACOLoader: Unexpected geometry type.");o=new t.PointCloud,l=e.DecodeBufferToPointCloud(n,o)}if(!l.ok()||0===o.ptr)throw new Error("THREE.DRACOLoader: Decoding failed: "+l.error_msg());const c={index:null,attributes:[]};for(const n in r){const l=self[a[n]];let h,u;if(s.useUniqueIDs)u=r[n],h=e.GetAttributeByUniqueId(o,u);else{if(u=e.GetAttributeId(o,t[r[n]]),-1===u)continue;h=e.GetAttribute(o,u)}c.attributes.push(i(t,e,o,n,l,h))}h===t.TRIANGULAR_MESH&&(c.index=function(t,e,i){const n=i.num_faces(),s=3*n,r=4*s,a=t._malloc(r);e.GetTrianglesUInt32Array(i,r,a);const o=new Uint32Array(t.HEAPF32.buffer,a,s).slice();return t._free(a),{array:o,itemSize:1}}(t,e,o));return t.destroy(o),c}(e,a,o,r),n=t.attributes.map((t=>t.array.buffer));t.index&&n.push(t.index.array.buffer),self.postMessage({type:"decode",id:s.id,geometry:t},n)}catch(t){console.error(t),self.postMessage({type:"error",id:s.id,error:t.message})}finally{e.destroy(o),e.destroy(a)}}))}}}function uh(t,e){if(0===e)return console.warn("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Geometry already defined as triangles."),t;if(2===e||1===e){let i=t.getIndex();if(null===i){const e=[],n=t.getAttribute("position");if(void 0===n)return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."),t;for(let t=0;t<n.count;t++)e.push(t);t.setIndex(e),i=t.getIndex()}const n=i.count-2,s=[];if(2===e)for(let t=1;t<=n;t++)s.push(i.getX(0)),s.push(i.getX(t)),s.push(i.getX(t+1));else for(let t=0;t<n;t++)t%2==0?(s.push(i.getX(t)),s.push(i.getX(t+1)),s.push(i.getX(t+2))):(s.push(i.getX(t+2)),s.push(i.getX(t+1)),s.push(i.getX(t)));s.length/3!==n&&console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");const r=t.clone();return r.setIndex(s),r.clearGroups(),r}return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unknown draw mode:",e),t}class dh extends Ya{constructor(t){super(t),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register((function(t){return new vh(t)})),this.register((function(t){return new bh(t)})),this.register((function(t){return new Ih(t)})),this.register((function(t){return new xh(t)})),this.register((function(t){return new _h(t)})),this.register((function(t){return new Eh(t)})),this.register((function(t){return new wh(t)})),this.register((function(t){return new fh(t)})),this.register((function(t){return new Ch(t)})),this.register((function(t){return new yh(t)})),this.register((function(t){return new mh(t)})),this.register((function(t){return new Sh(t)})),this.register((function(t){return new Mh(t)}))}load(t,e,i,n){const s=this;let r;r=""!==this.resourcePath?this.resourcePath:""!==this.path?this.path:vo.extractUrlBase(t),this.manager.itemStart(t);const a=function(e){n?n(e):console.error(e),s.manager.itemError(t),s.manager.itemEnd(t)},o=new Ka(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(t,(function(i){try{s.parse(i,r,(function(i){e(i),s.manager.itemEnd(t)}),a)}catch(t){a(t)}}),i,a)}setDRACOLoader(t){return this.dracoLoader=t,this}setDDSLoader(){throw new Error('THREE.GLTFLoader: "MSFT_texture_dds" no longer supported. Please update to "KHR_texture_basisu".')}setKTX2Loader(t){return this.ktx2Loader=t,this}setMeshoptDecoder(t){return this.meshoptDecoder=t,this}register(t){return-1===this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.push(t),this}unregister(t){return-1!==this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(t),1),this}parse(t,e,i,n){let s;const r={},a={},o=new TextDecoder;if("string"==typeof t)s=JSON.parse(t);else if(t instanceof ArrayBuffer){if(o.decode(new Uint8Array(t,0,4))===Bh){try{r[ph.KHR_BINARY_GLTF]=new Dh(t)}catch(t){return void(n&&n(t))}s=JSON.parse(r[ph.KHR_BINARY_GLTF].content)}else s=JSON.parse(o.decode(t))}else s=t;if(void 0===s.asset||s.asset.version[0]<2)return void(n&&n(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported.")));const l=new sc(s,{path:e||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});l.fileLoader.setRequestHeader(this.requestHeader);for(let t=0;t<this.pluginCallbacks.length;t++){const e=this.pluginCallbacks[t](l);a[e.name]=e,r[e.name]=!0}if(s.extensionsUsed)for(let t=0;t<s.extensionsUsed.length;++t){const e=s.extensionsUsed[t],i=s.extensionsRequired||[];switch(e){case ph.KHR_MATERIALS_UNLIT:r[e]=new gh;break;case ph.KHR_DRACO_MESH_COMPRESSION:r[e]=new Lh(s,this.dracoLoader);break;case ph.KHR_TEXTURE_TRANSFORM:r[e]=new Qh;break;

522case ph.KHR_MESH_QUANTIZATION:r[e]=new Ph;break;default:i.indexOf(e)>=0&&void 0===a[e]&&console.warn('THREE.GLTFLoader: Unknown extension "'+e+'".')}}l.setExtensions(r),l.setPlugins(a),l.parse(i,n)}parseAsync(t,e){const i=this;return new Promise((function(n,s){i.parse(t,e,n,s)}))}}function Ah(){let t={};return{get:function(e){return t[e]},add:function(e,i){t[e]=i},remove:function(e){delete t[e]},removeAll:function(){t={}}}}const ph={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_IOR:"KHR_materials_ior",KHR_MATERIALS_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_IRIDESCENCE:"KHR_materials_iridescence",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",KHR_MATERIALS_EMISSIVE_STRENGTH:"KHR_materials_emissive_strength",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression",EXT_MESH_GPU_INSTANCING:"EXT_mesh_gpu_instancing"};class mh{constructor(t){this.parser=t,this.name=ph.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const t=this.parser,e=this.parser.json.nodes||[];for(let i=0,n=e.length;i<n;i++){const n=e[i];n.extensions&&n.extensions[this.name]&&void 0!==n.extensions[this.name].light&&t._addNodeRef(this.cache,n.extensions[this.name].light)}}_loadLight(t){const e=this.parser,i="light:"+t;let n=e.cache.get(i);if(n)return n;const s=e.json,r=((s.extensions&&s.extensions[this.name]||{}).lights||[])[t];let a;const o=new Rt(16777215);void 0!==r.color&&o.fromArray(r.color);const l=void 0!==r.range?r.range:0;switch(r.type){case"directional":a=new mo(o),a.target.position.set(0,0,-1),a.add(a.target);break;case"point":a=new Ao(o),a.distance=l;break;case"spot":a=new oo(o),a.distance=l,r.spot=r.spot||{},r.spot.innerConeAngle=void 0!==r.spot.innerConeAngle?r.spot.innerConeAngle:0,r.spot.outerConeAngle=void 0!==r.spot.outerConeAngle?r.spot.outerConeAngle:Math.PI/4,a.angle=r.spot.outerConeAngle,a.penumbra=1-r.spot.innerConeAngle/r.spot.outerConeAngle,a.target.position.set(0,0,-1),a.add(a.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+r.type)}return a.position.set(0,0,0),a.decay=2,$h(a,r),void 0!==r.intensity&&(a.intensity=r.intensity),a.name=e.createUniqueName(r.name||"light_"+t),n=Promise.resolve(a),e.cache.add(i,n),n}getDependency(t,e){if("light"===t)return this._loadLight(e)}createNodeAttachment(t){const e=this,i=this.parser,n=i.json.nodes[t],s=(n.extensions&&n.extensions[this.name]||{}).light;return void 0===s?null:this._loadLight(s).then((function(t){return i._getNodeRef(e.cache,s,t)}))}}class gh{constructor(){this.name=ph.KHR_MATERIALS_UNLIT}getMaterialType(){return si}extendParams(t,e,i){const n=[];t.color=new Rt(1,1,1),t.opacity=1;const s=e.pbrMetallicRoughness;if(s){if(Array.isArray(s.baseColorFactor)){const e=s.baseColorFactor;t.color.fromArray(e),t.opacity=e[3]}void 0!==s.baseColorTexture&&n.push(i.assignTexture(t,"map",s.baseColorTexture,Y))}return Promise.all(n)}}class fh{constructor(t){this.parser=t,this.name=ph.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(t,e){const i=this.parser.json.materials[t];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const n=i.extensions[this.name].emissiveStrength;return void 0!==n&&(e.emissiveIntensity=n),Promise.resolve()}}class vh{constructor(t){this.parser=t,this.name=ph.KHR_MATERIALS_CLEARCOAT}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?Ca:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const s=[],r=n.extensions[this.name];if(void 0!==r.clearcoatFactor&&(e.clearcoat=r.clearcoatFactor),void 0!==r.clearcoatTexture&&s.push(i.assignTexture(e,"clearcoatMap",r.clearcoatTexture)),void 0!==r.clearcoatRoughnessFactor&&(e.clearcoatRoughness=r.clearcoatRoughnessFactor),void 0!==r.clearcoatRoughnessTexture&&s.push(i.assignTexture(e,"clearcoatRoughnessMap",r.clearcoatRoughnessTexture)),void 0!==r.clearcoatNormalTexture&&(s.push(i.assignTexture(e,"clearcoatNormalMap",r.clearcoatNormalTexture)),void 0!==r.clearcoatNormalTexture.scale)){const t=r.clearcoatNormalTexture.scale;e.clearcoatNormalScale=new gt(t,t)}return Promise.all(s)}}class yh{constructor(t){this.parser=t,this.name=ph.KHR_MATERIALS_IRIDESCENCE}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?Ca:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const s=[],r=n.extensions[this.name];return void 0!==r.iridescenceFactor&&(e.iridescence=r.iridescenceFactor),void 0!==r.iridescenceTexture&&s.push(i.assignTexture(e,"iridescenceMap",r.iridescenceTexture)),void 0!==r.iridescenceIor&&(e.iridescenceIOR=r.iridescenceIor),void 0===e.iridescenceThicknessRange&&(e.iridescenceThicknessRange=[100,400]),void 0!==r.iridescenceThicknessMinimum&&(e.iridescenceThicknessRange[0]=r.iridescenceThicknessMinimum),void 0!==r.iridescenceThicknessMaximum&&(e.iridescenceThicknessRange[1]=r.iridescenceThicknessMaximum),void 0!==r.iridescenceThicknessTexture&&s.push(i.assignTexture(e,"iridescenceThicknessMap",r.iridescenceThicknessTexture)),Promise.all(s)}}class xh{constructor(t){this.parser=t,this.name=ph.KHR_MATERIALS_SHEEN}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?Ca:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const s=[];e.sheenColor=new Rt(0,0,0),e.sheenRoughness=0,e.sheen=1;const r=n.extensions[this.name];return void 0!==r.sheenColorFactor&&e.sheenColor.fromArray(r.sheenColorFactor),void 0!==r.sheenRoughnessFactor&&(e.sheenRoughness=r.sheenRoughnessFactor),void 0!==r.sheenColorTexture&&s.push(i.assignTexture(e,"sheenColorMap",r.sheenColorTexture,Y)),void 0!==r.sheenRoughnessTexture&&s.push(i.assignTexture(e,"sheenRoughnessMap",r.sheenRoughnessTexture)),Promise.all(s)}}class _h{constructor(t){this.parser=t,this.name=ph.KHR_MATERIALS_TRANSMISSION}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?Ca:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const s=[],r=n.extensions[this.name];return void 0!==r.transmissionFactor&&(e.transmission=r.transmissionFactor),void 0!==r.transmissionTexture&&s.push(i.assignTexture(e,"transmissionMap",r.transmissionTexture)),Promise.all(s)}}class Eh{constructor(t){this.parser=t,this.name=ph.KHR_MATERIALS_VOLUME}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?Ca:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const s=[],r=n.extensions[this.name];e.thickness=void 0!==r.thicknessFactor?r.thicknessFactor:0,void 0!==r.thicknessTexture&&s.push(i.assignTexture(e,"thicknessMap",r.thicknessTexture)),e.attenuationDistance=r.attenuationDistance||1/0;const a=r.attenuationColor||[1,1,1];return e.attenuationColor=new Rt(a[0],a[1],a[2]),Promise.all(s)}}class wh{constructor(t){this.parser=t,this.name=ph.KHR_MATERIALS_IOR}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?Ca:null}extendMaterialParams(t,e){const i=this.parser.json.materials[t];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const n=i.extensions[this.name];return e.ior=void 0!==n.ior?n.ior:1.5,Promise.resolve()}}class Ch{constructor(t){this.parser=t,this.name=ph.KHR_MATERIALS_SPECULAR}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?Ca:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const s=[],r=n.extensions[this.name];e.specularIntensity=void 0!==r.specularFactor?r.specularFactor:1,void 0!==r.specularTexture&&s.push(i.assignTexture(e,"specularIntensityMap",r.specularTexture));const a=r.specularColorFactor||[1,1,1];return e.specularColor=new Rt(a[0],a[1],a[2]),void 0!==r.specularColorTexture&&s.push(i.assignTexture(e,"specularColorMap",r.specularColorTexture,Y)),Promise.all(s)}}class bh{constructor(t){this.parser=t,this.name=ph.KHR_TEXTURE_BASISU}loadTexture(t){const e=this.parser,i=e.json,n=i.textures[t];if(!n.extensions||!n.extensions[this.name])return null;const s=n.extensions[this.name],r=e.options.ktx2Loader;if(!r){if(i.extensionsRequired&&i.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return e.loadTextureImage(t,s.source,r)}}class Ih{constructor(t){this.parser=t,this.name=ph.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(t){const e=this.name,i=this.parser,n=i.json,s=n.textures[t];if(!s.extensions||!s.extensions[e])return null;const r=s.extensions[e],a=n.images[r.source];let o=i.textureLoader;if(a.uri){const t=i.options.manager.getHandler(a.uri);null!==t&&(o=t)}return this.detectSupport().then((function(s){if(s)return i.loadTextureImage(t,r.source,o);if(n.extensionsRequired&&n.extensionsRequired.indexOf(e)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return i.loadTexture(t)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(t){const e=new Image;e.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",e.onload=e.onerror=function(){t(1===e.height)}}))),this.isSupported}}class Sh{constructor(t){this.name=ph.EXT_MESHOPT_COMPRESSION,this.parser=t}loadBufferView(t){const e=this.parser.json,i=e.bufferViews[t];if(i.extensions&&i.extensions[this.name]){const t=i.extensions[this.name],n=this.parser.getDependency("buffer",t.buffer),s=this.parser.options.meshoptDecoder;if(!s||!s.supported){if(e.extensionsRequired&&e.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return n.then((function(e){const i=t.byteOffset||0,n=t.byteLength||0,r=t.count,a=t.byteStride,o=new Uint8Array(e,i,n);return s.decodeGltfBufferAsync?s.decodeGltfBufferAsync(r,a,o,t.mode,t.filter).then((function(t){return t.buffer})):s.ready.then((function(){const e=new ArrayBuffer(r*a);return s.decodeGltfBuffer(new Uint8Array(e),r,a,o,t.mode,t.filter),e}))}))}return null}}class Mh{constructor(t){this.name=ph.EXT_MESH_GPU_INSTANCING,this.parser=t}createNodeMesh(t){const e=this.parser.json,i=e.nodes[t];if(!i.extensions||!i.extensions[this.name]||void 0===i.mesh)return null;const n=e.meshes[i.mesh];for(const t of n.primitives)if(t.mode!==kh.TRIANGLES&&t.mode!==kh.TRIANGLE_STRIP&&t.mode!==kh.TRIANGLE_FAN&&void 0!==t.mode)return null;const s=i.extensions[this.name].attributes,r=[],a={};for(const t in s)r.push(this.parser.getDependency("accessor",s[t]).then((e=>(a[t]=e,a[t]))));return r.length<1?null:(r.push(this.parser.createNodeMesh(t)),Promise.all(r).then((t=>{const e=t.pop(),i=e.isGroup?e.children:[e],n=t[0].count,s=[];for(const t of i){const e=new ye,i=new Ht,r=new zt,o=new Ht(1,1,1),l=new ta(t.geometry,t.material,n);for(let t=0;t<n;t++)a.TRANSLATION&&i.fromBufferAttribute(a.TRANSLATION,t),a.ROTATION&&r.fromBufferAttribute(a.ROTATION,t),a.SCALE&&o.fromBufferAttribute(a.SCALE,t),l.setMatrixAt(t,e.compose(i,r,o));for(const e in a)"TRANSLATION"!==e&&"ROTATION"!==e&&"SCALE"!==e&&t.geometry.setAttribute(e,a[e]);Ve.prototype.copy.call(l,t),l.frustumCulled=!1,this.parser.assignFinalMaterial(l),s.push(l)}return e.isGroup?(e.clear(),e.add(...s),e):s[0]})))}}const Bh="glTF",Th=1313821514,Rh=5130562;class Dh{constructor(t){this.name=ph.KHR_BINARY_GLTF,this.content=null,this.body=null;const e=new DataView(t,0,12),i=new TextDecoder;if(this.header={magic:i.decode(new Uint8Array(t.slice(0,4))),version:e.getUint32(4,!0),length:e.getUint32(8,!0)},this.header.magic!==Bh)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const n=this.header.length-12,s=new DataView(t,12);let r=0;for(;r<n;){const e=s.getUint32(r,!0);r+=4;const n=s.getUint32(r,!0);if(r+=4,n===Th){const n=new Uint8Array(t,12+r,e);this.content=i.decode(n)}else if(n===Rh){const i=12+r;this.body=t.slice(i,i+e)}r+=e}if(null===this.content)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class Lh{constructor(t,e){if(!e)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=ph.KHR_DRACO_MESH_COMPRESSION,this.json=t,this.dracoLoader=e,this.dracoLoader.preload()}decodePrimitive(t,e){const i=this.json,n=this.dracoLoader,s=t.extensions[this.name].bufferView,r=t.extensions[this.name].attributes,a={},o={},l={};for(const t in r){const e=Vh[t]||t.toLowerCase();a[e]=r[t]}for(const e in t.attributes){const n=Vh[e]||e.toLowerCase();if(void 0!==r[e]){const s=i.accessors[t.attributes[e]],r=Oh[s.componentType];l[n]=r.name,o[n]=!0===s.normalized}}return e.getDependency("bufferView",s).then((function(t){return new Promise((function(e){n.decodeDracoFile(t,(function(t){for(const e in t.attributes){const i=t.attributes[e],n=o[e];void 0!==n&&(i.normalized=n)}e(t)}),a,l)}))}))}}class Qh{constructor(){this.name=ph.KHR_TEXTURE_TRANSFORM}extendTexture(t,e){return void 0!==e.texCoord&&console.warn('THREE.GLTFLoader: Custom UV sets in "'+this.name+'" extension not yet supported.'),void 0===e.offset&&void 0===e.rotation&&void 0===e.scale||(t=t.clone(),void 0!==e.offset&&t.offset.fromArray(e.offset),void 0!==e.rotation&&(t.rotation=e.rotation),void 0!==e.scale&&t.repeat.fromArray(e.scale),t.needsUpdate=!0),t}}class Ph{constructor(){this.name=ph.KHR_MESH_QUANTIZATION}}class Fh extends Ra{constructor(t,e,i,n){super(t,e,i,n)}copySampleValue_(t){const e=this.resultBuffer,i=this.sampleValues,n=this.valueSize,s=t*n*3+n;for(let t=0;t!==n;t++)e[t]=i[s+t];return e}interpolate_(t,e,i,n){const s=this.resultBuffer,r=this.sampleValues,a=this.valueSize,o=2*a,l=3*a,h=n-e,c=(i-e)/h,u=c*c,d=u*c,A=t*l,p=A-l,m=-2*d+3*u,g=d-u,f=1-m,v=g-u+c;for(let t=0;t!==a;t++){const e=r[p+t+a],i=r[p+t+o]*h,n=r[A+t+a],l=r[A+t]*h;s[t]=f*e+v*i+m*n+g*l}return s}}const Nh=new zt;class Uh extends Fh{interpolate_(t,e,i,n){const s=super.interpolate_(t,e,i,n);return Nh.fromArray(s).normalize().toArray(s),s}}const kh={FLOAT:5126,FLOAT_MAT3:35675,FLOAT_MAT4:35676,FLOAT_VEC2:35664,FLOAT_VEC3:35665,FLOAT_VEC4:35666,LINEAR:9729,REPEAT:10497,SAMPLER_2D:35678,POINTS:0,LINES:1,LINE_LOOP:2,LINE_STRIP:3,TRIANGLES:4,TRIANGLE_STRIP:5,TRIANGLE_FAN:6,UNSIGNED_BYTE:5121,UNSIGNED_SHORT:5123},Oh={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},Gh={9728:d,9729:m,9984:A,9985:g,9986:p,9987:f},zh={33071:c,33648:u,10497:h},Hh={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},Vh={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv2",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},Wh={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},qh={CUBICSPLINE:void 0,LINEAR:G,STEP:O},jh="OPAQUE",Yh="MASK",Jh="BLEND";function Xh(t){return void 0===t.DefaultMaterial&&(t.DefaultMaterial=new wa({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:0})),t.DefaultMaterial}function Kh(t,e,i){for(const n in i.extensions)void 0===t[n]&&(e.userData.gltfExtensions=e.userData.gltfExtensions||{},e.userData.gltfExtensions[n]=i.extensions[n])}function $h(t,e){void 0!==e.extras&&("object"==typeof e.extras?Object.assign(t.userData,e.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+e.extras))}function Zh(t,e){if(t.updateMorphTargets(),void 0!==e.weights)for(let i=0,n=e.weights.length;i<n;i++)t.morphTargetInfluences[i]=e.weights[i];if(e.extras&&Array.isArray(e.extras.targetNames)){const i=e.extras.targetNames;if(t.morphTargetInfluences.length===i.length){t.morphTargetDictionary={};for(let e=0,n=i.length;e<n;e++)t.morphTargetDictionary[i[e]]=e}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function tc(t){const e=t.extensions&&t.extensions[ph.KHR_DRACO_MESH_COMPRESSION];let i;return i=e?"draco:"+e.bufferView+":"+e.indices+":"+ec(e.attributes):t.indices+":"+ec(t.attributes)+":"+t.mode,i}function ec(t){let e="";const i=Object.keys(t).sort();for(let n=0,s=i.length;n<s;n++)e+=i[n]+":"+t[i[n]]+";";return e}function ic(t){switch(t){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}const nc=new ye;class sc{constructor(t={},e={}){this.json=t,this.extensions={},this.plugins={},this.options=e,this.cache=new Ah,this.associations=new Map,this.primitiveCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.sourceCache={},this.textureCache={},this.nodeNamesUsed={};let i=!1,n=!1,s=-1;"undefined"!=typeof navigator&&(i=!0===/^((?!chrome|android).)*safari/i.test(navigator.userAgent),n=navigator.userAgent.indexOf("Firefox")>-1,s=n?navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1]:-1),"undefined"==typeof createImageBitmap||i||n&&s<98?this.textureLoader=new to(this.options.manager):this.textureLoader=new yo(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new Ka(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),"use-credentials"===this.options.crossOrigin&&this.fileLoader.setWithCredentials(!0)}setExtensions(t){this.extensions=t}setPlugins(t){this.plugins=t}parse(t,e){const i=this,n=this.json,s=this.extensions;this.cache.removeAll(),this._invokeAll((function(t){return t._markDefs&&t._markDefs()})),Promise.all(this._invokeAll((function(t){return t.beforeRoot&&t.beforeRoot()}))).then((function(){return Promise.all([i.getDependencies("scene"),i.getDependencies("animation"),i.getDependencies("camera")])})).then((function(e){const r={scene:e[0][n.scene||0],scenes:e[0],animations:e[1],cameras:e[2],asset:n.asset,parser:i,userData:{}};Kh(s,r,n),$h(r,n),Promise.all(i._invokeAll((function(t){return t.afterRoot&&t.afterRoot(r)}))).then((function(){t(r)}))})).catch(e)}_markDefs(){const t=this.json.nodes||[],e=this.json.skins||[],i=this.json.meshes||[];for(let i=0,n=e.length;i<n;i++){const n=e[i].joints;for(let e=0,i=n.length;e<i;e++)t[n[e]].isBone=!0}for(let e=0,n=t.length;e<n;e++){const n=t[e];void 0!==n.mesh&&(this._addNodeRef(this.meshCache,n.mesh),void 0!==n.skin&&(i[n.mesh].isSkinnedMesh=!0)),void 0!==n.camera&&this._addNodeRef(this.cameraCache,n.camera)}}_addNodeRef(t,e){void 0!==e&&(void 0===t.refs[e]&&(t.refs[e]=t.uses[e]=0),t.refs[e]++)}_getNodeRef(t,e,i){if(t.refs[e]<=1)return i;const n=i.clone(),s=(t,e)=>{const i=this.associations.get(t);null!=i&&this.associations.set(e,i);for(const[i,n]of t.children.entries())s(n,e.children[i])};return s(i,n),n.name+="_instance_"+t.uses[e]++,n}_invokeOne(t){const e=Object.values(this.plugins);e.push(this);for(let i=0;i<e.length;i++){const n=t(e[i]);if(n)return n}return null}_invokeAll(t){const e=Object.values(this.plugins);e.unshift(this);const i=[];for(let n=0;n<e.length;n++){const s=t(e[n]);s&&i.push(s)}return i}getDependency(t,e){const i=t+":"+e;let n=this.cache.get(i);if(!n){switch(t){case"scene":n=this.loadScene(e);break;case"node":n=this._invokeOne((function(t){return t.loadNode&&t.loadNode(e)}));break;case"mesh":n=this._invokeOne((function(t){return t.loadMesh&&t.loadMesh(e)}));break;case"accessor":n=this.loadAccessor(e);break;case"bufferView":n=this._invokeOne((function(t){return t.loadBufferView&&t.loadBufferView(e)}));break;case"buffer":n=this.loadBuffer(e);break;case"material":n=this._invokeOne((function(t){return t.loadMaterial&&t.loadMaterial(e)}));break;case"texture":n=this._invokeOne((function(t){return t.loadTexture&&t.loadTexture(e)}));break;case"skin":n=this.loadSkin(e);break;case"animation":n=this._invokeOne((function(t){return t.loadAnimation&&t.loadAnimation(e)}));break;case"camera":n=this.loadCamera(e);break;default:if(n=this._invokeOne((function(i){return i!=this&&i.getDependency&&i.getDependency(t,e)})),!n)throw new Error("Unknown type: "+t)}this.cache.add(i,n)}return n}getDependencies(t){let e=this.cache.get(t);if(!e){const i=this,n=this.json[t+("mesh"===t?"es":"s")]||[];e=Promise.all(n.map((function(e,n){return i.getDependency(t,n)}))),this.cache.add(t,e)}return e}loadBuffer(t){const e=this.json.buffers[t],i=this.fileLoader;if(e.type&&"arraybuffer"!==e.type)throw new Error("THREE.GLTFLoader: "+e.type+" buffer type is not supported.");if(void 0===e.uri&&0===t)return Promise.resolve(this.extensions[ph.KHR_BINARY_GLTF].body);const n=this.options;return new Promise((function(t,s){i.load(vo.resolveURL(e.uri,n.path),t,void 0,(function(){s(new Error('THREE.GLTFLoader: Failed to load buffer "'+e.uri+'".'))}))}))}loadBufferView(t){const e=this.json.bufferViews[t];return this.getDependency("buffer",e.buffer).then((function(t){const i=e.byteLength||0,n=e.byteOffset||0;return t.slice(n,n+i)}))}loadAccessor(t){const e=this,i=this.json,n=this.json.accessors[t];if(void 0===n.bufferView&&void 0===n.sparse){const t=Hh[n.type],e=Oh[n.componentType],i=!0===n.normalized,s=new e(n.count*t);return Promise.resolve(new oi(s,t,i))}const s=[];return void 0!==n.bufferView?s.push(this.getDependency("bufferView",n.bufferView)):s.push(null),void 0!==n.sparse&&(s.push(this.getDependency("bufferView",n.sparse.indices.bufferView)),s.push(this.getDependency("bufferView",n.sparse.values.bufferView))),Promise.all(s).then((function(t){const s=t[0],r=Hh[n.type],a=Oh[n.componentType],o=a.BYTES_PER_ELEMENT,l=o*r,h=n.byteOffset||0,c=void 0!==n.bufferView?i.bufferViews[n.bufferView].byteStride:void 0,u=!0===n.normalized;let d,A;if(c&&c!==l){const t=Math.floor(h/c),i="InterleavedBuffer:"+n.bufferView+":"+n.componentType+":"+t+":"+n.count;let l=e.cache.get(i);l||(d=new a(s,t*c,n.count*c/o),l=new Qr(d,c/o),e.cache.add(i,l)),A=new Fr(l,r,h%c/o,u)}else d=null===s?new a(n.count*r):new a(s,h,n.count*r),A=new oi(d,r,u);if(void 0!==n.sparse){const e=Hh.SCALAR,i=Oh[n.sparse.indices.componentType],o=n.sparse.indices.byteOffset||0,l=n.sparse.values.byteOffset||0,h=new i(t[1],o,n.sparse.count*e),c=new a(t[2],l,n.sparse.count*r);null!==s&&(A=new oi(A.array.slice(),A.itemSize,A.normalized));for(let t=0,e=h.length;t<e;t++){const e=h[t];if(A.setX(e,c[t*r]),r>=2&&A.setY(e,c[t*r+1]),r>=3&&A.setZ(e,c[t*r+2]),r>=4&&A.setW(e,c[t*r+3]),r>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return A}))}loadTexture(t){const e=this.json,i=this.options,n=e.textures[t].source,s=e.images[n];let r=this.textureLoader;if(s.uri){const t=i.manager.getHandler(s.uri);null!==t&&(r=t)}return this.loadTextureImage(t,n,r)}loadTextureImage(t,e,i){const n=this,s=this.json,r=s.textures[t],a=s.images[e],o=(a.uri||a.bufferView)+":"+r.sampler;if(this.textureCache[o])return this.textureCache[o];const l=this.loadImageSource(e,i).then((function(e){e.flipY=!1,e.name=r.name||a.name||"";const i=(s.samplers||{})[r.sampler]||{};return e.magFilter=Gh[i.magFilter]||m,e.minFilter=Gh[i.minFilter]||f,e.wrapS=zh[i.wrapS]||h,e.wrapT=zh[i.wrapT]||h,n.associations.set(e,{textures:t}),e})).catch((function(){return null}));return this.textureCache[o]=l,l}loadImageSource(t,e){const i=this,n=this.json,s=this.options;if(void 0!==this.sourceCache[t])return this.sourceCache[t].then((t=>t.clone()));const r=n.images[t],a=self.URL||self.webkitURL;let o=r.uri||"",l=!1;if(void 0!==r.bufferView)o=i.getDependency("bufferView",r.bufferView).then((function(t){l=!0;const e=new Blob([t],{type:r.mimeType});return o=a.createObjectURL(e),o}));else if(void 0===r.uri)throw new Error("THREE.GLTFLoader: Image "+t+" is missing URI and bufferView");const h=Promise.resolve(o).then((function(t){return new Promise((function(i,n){let r=i;!0===e.isImageBitmapLoader&&(r=function(t){const e=new Nt(t);e.needsUpdate=!0,i(e)}),e.load(vo.resolveURL(t,s.path),r,void 0,n)}))})).then((function(t){var e;return!0===l&&a.revokeObjectURL(o),t.userData.mimeType=r.mimeType||((e=r.uri).search(/\.jpe?g($|\?)/i)>0||0===e.search(/^data\:image\/jpeg/)?"image/jpeg":e.search(/\.webp($|\?)/i)>0||0===e.search(/^data\:image\/webp/)?"image/webp":"image/png"),t})).catch((function(t){throw console.error("THREE.GLTFLoader: Couldn't load texture",o),t}));return this.sourceCache[t]=h,h}assignTexture(t,e,i,n){const s=this;return this.getDependency("texture",i.index).then((function(r){if(!r)return null;if(void 0===i.texCoord||0==i.texCoord||"aoMap"===e&&1==i.texCoord||console.warn("THREE.GLTFLoader: Custom UV set "+i.texCoord+" for texture "+e+" not yet supported."),s.extensions[ph.KHR_TEXTURE_TRANSFORM]){const t=void 0!==i.extensions?i.extensions[ph.KHR_TEXTURE_TRANSFORM]:void 0;if(t){const e=s.associations.get(r);r=s.extensions[ph.KHR_TEXTURE_TRANSFORM].extendTexture(r,t),s.associations.set(r,e)}}return void 0!==n&&(r.encoding=n),t[e]=r,r}))}assignFinalMaterial(t){const e=t.geometry;let i=t.material;

522const n=void 0===e.attributes.tangent,s=void 0!==e.attributes.color,r=void 0===e.attributes.normal;if(t.isPoints){const t="PointsMaterial:"+i.uuid;let e=this.cache.get(t);e||(e=new da,ni.prototype.copy.call(e,i),e.color.copy(i.color),e.map=i.map,e.sizeAttenuation=!1,this.cache.add(t,e)),i=e}else if(t.isLine){const t="LineBasicMaterial:"+i.uuid;let e=this.cache.get(t);e||(e=new ea,ni.prototype.copy.call(e,i),e.color.copy(i.color),this.cache.add(t,e)),i=e}if(n||s||r){let t="ClonedMaterial:"+i.uuid+":";n&&(t+="derivative-tangents:"),s&&(t+="vertex-colors:"),r&&(t+="flat-shading:");let e=this.cache.get(t);e||(e=i.clone(),s&&(e.vertexColors=!0),r&&(e.flatShading=!0),n&&(e.normalScale&&(e.normalScale.y*=-1),e.clearcoatNormalScale&&(e.clearcoatNormalScale.y*=-1)),this.cache.add(t,e),this.associations.set(e,this.associations.get(i))),i=e}i.aoMap&&void 0===e.attributes.uv2&&void 0!==e.attributes.uv&&e.setAttribute("uv2",e.attributes.uv),t.material=i}getMaterialType(){return wa}loadMaterial(t){const e=this,i=this.json,n=this.extensions,s=i.materials[t];let r;const a={},o=[];if((s.extensions||{})[ph.KHR_MATERIALS_UNLIT]){const t=n[ph.KHR_MATERIALS_UNLIT];r=t.getMaterialType(),o.push(t.extendParams(a,s,e))}else{const i=s.pbrMetallicRoughness||{};if(a.color=new Rt(1,1,1),a.opacity=1,Array.isArray(i.baseColorFactor)){const t=i.baseColorFactor;a.color.fromArray(t),a.opacity=t[3]}void 0!==i.baseColorTexture&&o.push(e.assignTexture(a,"map",i.baseColorTexture,Y)),a.metalness=void 0!==i.metallicFactor?i.metallicFactor:1,a.roughness=void 0!==i.roughnessFactor?i.roughnessFactor:1,void 0!==i.metallicRoughnessTexture&&(o.push(e.assignTexture(a,"metalnessMap",i.metallicRoughnessTexture)),o.push(e.assignTexture(a,"roughnessMap",i.metallicRoughnessTexture))),r=this._invokeOne((function(e){return e.getMaterialType&&e.getMaterialType(t)})),o.push(Promise.all(this._invokeAll((function(e){return e.extendMaterialParams&&e.extendMaterialParams(t,a)}))))}!0===s.doubleSided&&(a.side=2);const l=s.alphaMode||jh;if(l===Jh?(a.transparent=!0,a.depthWrite=!1):(a.transparent=!1,l===Yh&&(a.alphaTest=void 0!==s.alphaCutoff?s.alphaCutoff:.5)),void 0!==s.normalTexture&&r!==si&&(o.push(e.assignTexture(a,"normalMap",s.normalTexture)),a.normalScale=new gt(1,1),void 0!==s.normalTexture.scale)){const t=s.normalTexture.scale;a.normalScale.set(t,t)}return void 0!==s.occlusionTexture&&r!==si&&(o.push(e.assignTexture(a,"aoMap",s.occlusionTexture)),void 0!==s.occlusionTexture.strength&&(a.aoMapIntensity=s.occlusionTexture.strength)),void 0!==s.emissiveFactor&&r!==si&&(a.emissive=(new Rt).fromArray(s.emissiveFactor)),void 0!==s.emissiveTexture&&r!==si&&o.push(e.assignTexture(a,"emissiveMap",s.emissiveTexture,Y)),Promise.all(o).then((function(){const i=new r(a);return s.name&&(i.name=s.name),$h(i,s),e.associations.set(i,{materials:t}),s.extensions&&Kh(n,i,s),i}))}createUniqueName(t){const e=So.sanitizeNodeName(t||"");let i=e;for(let t=1;this.nodeNamesUsed[i];++t)i=e+"_"+t;return this.nodeNamesUsed[i]=!0,i}loadGeometries(t){const e=this,i=this.extensions,n=this.primitiveCache;function s(t){return i[ph.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(t,e).then((function(i){return rc(i,t,e)}))}const r=[];for(let i=0,a=t.length;i<a;i++){const a=t[i],o=tc(a),l=n[o];if(l)r.push(l.promise);else{let t;t=a.extensions&&a.extensions[ph.KHR_DRACO_MESH_COMPRESSION]?s(a):rc(new vi,a,e),n[o]={primitive:a,promise:t},r.push(t)}}return Promise.all(r)}loadMesh(t){const e=this,i=this.json,n=this.extensions,s=i.meshes[t],r=s.primitives,a=[];for(let t=0,e=r.length;t<e;t++){const e=void 0===r[t].material?Xh(this.cache):this.getDependency("material",r[t].material);a.push(e)}return a.push(e.loadGeometries(r)),Promise.all(a).then((function(i){const a=i.slice(0,i.length-1),o=i[i.length-1],l=[];for(let i=0,h=o.length;i<h;i++){const h=o[i],c=r[i];let u;const d=a[i];if(c.mode===kh.TRIANGLES||c.mode===kh.TRIANGLE_STRIP||c.mode===kh.TRIANGLE_FAN||void 0===c.mode)u=!0===s.isSkinnedMesh?new zr(h,d):new Di(h,d),!0!==u.isSkinnedMesh||u.geometry.attributes.skinWeight.normalized||u.normalizeSkinWeights(),c.mode===kh.TRIANGLE_STRIP?u.geometry=uh(u.geometry,1):c.mode===kh.TRIANGLE_FAN&&(u.geometry=uh(u.geometry,2));else if(c.mode===kh.LINES)u=new ca(h,d);else if(c.mode===kh.LINE_STRIP)u=new oa(h,d);else if(c.mode===kh.LINE_LOOP)u=new ua(h,d);else{if(c.mode!==kh.POINTS)throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+c.mode);u=new fa(h,d)}Object.keys(u.geometry.morphAttributes).length>0&&Zh(u,s),u.name=e.createUniqueName(s.name||"mesh_"+t),$h(u,s),c.extensions&&Kh(n,u,c),e.assignFinalMaterial(u),l.push(u)}for(let i=0,n=l.length;i<n;i++)e.associations.set(l[i],{meshes:t,primitives:i});if(1===l.length)return l[0];const h=new br;e.associations.set(h,{meshes:t});for(let t=0,e=l.length;t<e;t++)h.add(l[t]);return h}))}loadCamera(t){let e;const i=this.json.cameras[t],n=i[i.type];if(n)return"perspective"===i.type?e=new Gi(mt.radToDeg(n.yfov),n.aspectRatio||1,n.znear||1,n.zfar||2e6):"orthographic"===i.t

522ype&&(e=new An(-n.xmag,n.xmag,n.ymag,-n.ymag,n.znear,n.zfar)),i.name&&(e.name=this.createUniqueName(i.name)),$h(e,i),Promise.resolve(e);console.warn("THREE.GLTFLoader: Missing camera parameters.")}loadSkin(t){const e=this.json.skins[t],i=[];for(let t=0,n=e.joints.length;t<n;t++)i.push(this.getDependency("node",e.joints[t]));return void 0!==e.inverseBindMatrices?i.push(this.getDependency("accessor",e.inverseBindMatrices)):i.push(null),Promise.all(i).then((function(t){const i=t.pop(),n=t,s=[],r=[];for(let t=0,a=n.length;t<a;t++){const a=n[t];if(a){s.push(a);const e=new ye;null!==i&&e.fromArray(i.array,16*t),r.push(e)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',e.joints[t])}return new jr(s,r)}))}loadAnimation(t){const e=this.json.animations[t],i=[],n=[],s=[],r=[],a=[];for(let t=0,o=e.channels.length;t<o;t++){const o=e.channels[t],l=e.samplers[o.sampler],h=o.target,c=h.node,u=void 0!==e.parameters?e.parameters[l.input]:l.input,d=void 0!==e.parameters?e.parameters[l.output]:l.output;i.push(this.getDependency("node",c)),n.push(this.getDependency("accessor",u)),s.push(this.getDependency("accessor",d)),r.push(l),a.push(h)}return Promise.all([Promise.all(i),Promise.all(n),Promise.all(s),Promise.all(r),Promise.all(a)]).then((function(i){const n=i[0],s=i[1],r=i[2],a=i[3],o=i[4],l=[];for(let t=0,e=n.length;t<e;t++){const e=n[t],i=s[t],h=r[t],c=a[t],u=o[t];if(void 0===e)continue;let d;switch(e.updateMatrix(),Wh[u.path]){case Wh.weights:d=Ua;break;case Wh.rotation:d=Oa;break;default:d=za}const A=e.name?e.name:e.uuid,p=void 0!==c.interpolation?qh[c.interpolation]:G,m=[];Wh[u.path]===Wh.weights?e.traverse((function(t){t.morphTargetInfluences&&m.push(t.name?t.name:t.uuid)})):m.push(A);let g=h.array;if(h.normalized){const t=ic(g.constructor),e=new Float32Array(g.length);for(let i=0,n=g.length;i<n;i++)e[i]=g[i]*t;g=e}for(let t=0,e=m.length;t<e;t++){const e=new d(m[t]+"."+Wh[u.path],i.array,g,p);"CUBICSPLINE"===c.interpolation&&(e.createInterpolant=function(t){return new(this instanceof Oa?Uh:Fh)(this.times,this.values,this.getValueSize()/3,t)},e.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0),l.push(e)}}const h=e.name?e.name:"animation_"+t;return new Ha(h,void 0,l)}))}createNodeMesh(t){const e=this.json,i=this,n=e.nodes[t];return void 0===n.mesh?null:i.getDependency("mesh",n.mesh).then((function(t){const e=i._getNodeRef(i.meshCache,n.mesh,t);return void 0!==n.weights&&e.traverse((function(t){if(t.isMesh)for(let e=0,i=n.weights.length;e<i;e++)t.morphTargetInfluences[e]=n.weights[e]})),e}))}loadNode(t){const e=this.json,i=this.extensions,n=this,s=e.nodes[t],r=s.name?n.createUniqueName(s.name):"";return function(){const e=[],i=n._invokeOne((function(e){return e.createNodeMesh&&e.createNodeMesh(t)}));i&&e.push(i),void 0!==s.camera&&e.push(n.getDependency("camera",s.camera).then((function(t){return n._getNodeRef(n.cameraCache,s.camera,t)}))),n._invokeAll((function(e){return e.createNodeAttachment&&e.createNodeAttachment(t)})).forEach((function(t){e.push(t)}));const r=[],a=s.children||[];for(let t=0,e=a.length;t<e;t++)r.push(n.getDependency("node",a[t]));const o=void 0===s.skin?Promise.resolve(null):n.getDependency("skin",s.skin);return Promise.all([Promise.all(e),Promise.all(r),o])}().then((function(e){const a=e[0],o=e[1],l=e[2];let h;if(h=!0===s.isBone?new Hr:a.length>1?new br:1===a.length?a[0]:new Ve,h!==a[0])for(let t=0,e=a.length;t<e;t++)h.add(a[t]);if(s.name&&(h.userData.name=s.name,h.name=r),$h(h,s),s.extensions&&Kh(i,h,s),void 0!==s.matrix){const t=new ye;t.fromArray(s.matrix),h.applyMatrix4(t)}else void 0!==s.translation&&h.position.fromArray(s.translation),void 0!==s.rotation&&h.quaternion.fromArray(s.rotation),void 0!==s.scale&&h.scale.fromArray(s.scale);n.associations.has(h)||n.associations.set(h,{}),n.associations.get(h).nodes=t,null!==l&&h.traverse((function(t){t.isSkinnedMesh&&t.bind(l,nc)}));for(let t=0,e=o.length;t<e;t++)h.add(o[t]);return h}))}loadScene(t){const e=this.extensions,i=this.json.scenes[t],n=this,s=new br;i.name&&(s.name=n.createUniqueName(i.name)),$h(s,i),i.extensions&&Kh(e,s,i);const r=i.nodes||[],a=[];for(let t=0,e=r.length;t<e;t++)a.push(n.getDependency("node",r[t]));return Promise.all(a).then((function(t){for(let e=0,i=t.length;e<i;e++)s.add(t[e]);return n.associations=(t=>{const e=new Map;for(const[t,i]of n.associations)(t instanceof ni||t instanceof Nt)&&e.set(t,i);return t.traverse((t=>{const i=n.associations.get(t);null!=i&&e.set(t,i)})),e})(s),s}))}}function rc(t,e,i){const n=e.attributes,s=[];function r(e,n){return i.getDependency("accessor",e).then((function(e){t.setAttribute(n,e)}))}for(const e in n){const i=Vh[e]||e.toLowerCase();

522i in t.attributes||s.push(r(n[e],i))}if(void 0!==e.indices&&!t.index){const n=i.getDependency("accessor",e.indices).then((function(e){t.setIndex(e)}));s.push(n)}return $h(t,e),function(t,e,i){const n=e.attributes,s=new qt;if(void 0===n.POSITION)return;{const t=i.json.accessors[n.POSITION],e=t.min,r=t.max;if(void 0===e||void 0===r)return void console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.");if(s.set(new Ht(e[0],e[1],e[2]),new Ht(r[0],r[1],r[2])),t.normalized){const e=ic(Oh[t.componentType]);s.min.multiplyScalar(e),s.max.multiplyScalar(e)}}const r=e.targets;if(void 0!==r){const t=new Ht,e=new Ht;for(let n=0,s=r.length;n<s;n++){const s=r[n];if(void 0!==s.POSITION){const n=i.json.accessors[s.POSITION],r=n.min,a=n.max;if(void 0!==r&&void 0!==a){if(e.setX(Math.max(Math.abs(r[0]),Math.abs(a[0]))),e.setY(Math.max(Math.abs(r[1]),Math.abs(a[1]))),e.setZ(Math.max(Math.abs(r[2]),Math.abs(a[2]))),n.normalized){const t=ic(Oh[n.componentType]);e.multiplyScalar(t)}t.max(e)}else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.")}}s.expandByVector(t)}t.boundingBox=s;const a=new ce;s.getCenter(a.center),a.radius=s.min.distanceTo(s.max)/2,t.boundingSphere=a}(t,e,i),Promise.all(s).then((function(){return void 0!==e.targets?function(t,e,i){let n=!1,s=!1,r=!1;for(let t=0,i=e.length;t<i;t++){const i=e[t];if(void 0!==i.POSITION&&(n=!0),void 0!==i.NORMAL&&(s=!0),void 0!==i.COLOR_0&&(r=!0),n&&s&&r)break}if(!n&&!s&&!r)return Promise.resolve(t);const a=[],o=[],l=[];for(let h=0,c=e.length;h<c;h++){const c=e[h];if(n){const e=void 0!==c.POSITION?i.getDependency("accessor",c.POSITION):t.attributes.position;a.push(e)}if(s){const e=void 0!==c.NORMAL?i.getDependency("accessor",c.NORMAL):t.attributes.normal;o.push(e)}if(r){const e=void 0!==c.COLOR_0?i.getDependency("accessor",c.COLOR_0):t.attributes.color;l.push(e)}}return Promise.all([Promise.all(a),Promise.all(o),Promise.all(l)]).then((function(e){const i=e[0],a=e[1],o=e[2];return n&&(t.morphAttributes.position=i),s&&(t.morphAttributes.normal=a),r&&(t.morphAttributes.color=o),t.morphTargetsRelative=!0,t}))}(t,e.targets,i):t}))}class ac{constructor(t=4){this.pool=t,this.queue=[],this.workers=[],this.workersResolve=[],this.workerStatus=0}_initWorker(t){if(!this.workers[t]){const e=this.workerCreator();e.addEventListener("message",this._onMessage.bind(this,t)),this.workers[t]=e}}_getIdleWorker(){for(let t=0;t<this.pool;t++)if(!(this.workerStatus&1<<t))return t;return-1}_onMessage(t,e){const i=this.workersResolve[t];if(i&&i(e),this.queue.length){const{resolve:e,msg:i,transfer:n}=this.queue.shift();this.workersResolve[t]=e,this.workers[t].postMessage(i,n)}else this.workerStatus^=1<<t}setWorkerCreator(t){this.workerCreator=t}setWorkerLimit(t){this.pool=t}postMessage(t,e){return new Promise((i=>{const n=this._getIdleWorker();-1!==n?(this._initWorker(n),this.workerStatus|=1<<n,this.workersResolve[n]=i,this.workers[n].postMessage(t,e)):this.queue.push({resolve:i,msg:t,transfer:e})}))}dispose(){this.workers.forEach((t=>t.terminate())),this.workersResolve.length=0,this.workers.length=0,this.queue.length=0,this.workerStatus=0}}class oc{constructor(){this.vkFormat=0,this.typeSize=1,this.pixelWidth=0,this.pixelHeight=0,this.pixelDepth=0,this.layerCount=0,this.faceCount=1,this.supercompressionScheme=0,this.levels=[],this.dataFormatDescriptor=[{vendorId:0,descriptorType:0,descriptorBlockSize:0,versionNumber:2,colorModel:0,colorPrimaries:1,transferFunction:2,flags:0,texelBlockDimension:[0,0,0,0],bytesPlane:[0,0,0,0,0,0,0,0],samples:[]}],this.keyValue={},this.globalData=null}}class lc{constructor(t,e,i,n){this._dataView=new DataView(t.buffer,t.byteOffset+e,i),this._littleEndian=n,this._offset=0}_nextUint8(){const t=this._dataView.getUint8(this._offset);return this._offset+=1,t}_nextUint16(){const t=this._dataView.getUint16(this._offset,this._littleEndian);return this._offset+=2,t}_nextUint32(){const t=this._dataView.getUint32(this._offset,this._littleEndian);return this._offset+=4,t}_nextUint64(){const t=this._dataView.getUint32(this._offset,this._littleEndian)+2**32*this._dataView.getUint32(this._offset+4,this._littleEndian);return this._offset+=8,t}_nextInt32(){const t=this._dataView.getInt32(this._offset,this._littleEndian);return this._offset+=4,t}_skip(t){return this._offset+=t,this}_scan(t,e=0){const i=this._offset;let n=0;for(;this._dataView.getUint8(this._offset)!==e&&n<t;)n++,this._offset++;return n<t&&this._offset++,new Uint8Array(this._dataView.buffer,this._dataView.byteOffset+i,n)}}const hc=[171,75,84,88,32,50,48,187,13,10,26,10];function cc(t){return"undefined"!=typeof TextDecoder?(new TextDecoder).decode(t):Buffer.from(t).toString("utf8")}let uc,dc,Ac;const pc={env:{emscripten_notify_memory_growth:function(t){Ac=new Uint8Array(dc.exports.memory.buffer)}}};class mc{init(){return uc||(uc="undefined"!=typeof fetch?fetch("data:application/wasm;base64,"+gc).then((t=>t.arrayBuffer())).then((t=>WebAssembly.instantiate(t,pc))).then(this._init):WebAssembly.instantiate(Buffer.from(gc,"base64"),pc).then(this._init),uc)}_init(t){dc=t.instance,pc.env.emscripten_notify_memory_growth(0)}

522decode(t,e=0){if(!dc)throw new Error("ZSTDDecoder: Await .init() before decoding.");const i=t.byteLength,n=dc.exports.malloc(i);Ac.set(t,n),e=e||Number(dc.exports.ZSTD_findDecompressedSize(n,i));const s=dc.exports.malloc(e),r=dc.exports.ZSTD_decompress(s,e,n,i),a=Ac.slice(s,s+r);return dc.exports.free(n),dc.exports.free(s),a}}const gc

522="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522fc=new WeakMap;let vc,yc=0;class xc extends Ya{constructor(t){super(t),this.transcoderPath="",this.transcoderBinary=null,this.transcoderPending=null,this.workerPool=new ac,this.workerSourceURL="",this.workerConfig=null,"undefined"!=typeof MSC_TRANSCODER&&console.warn('THREE.KTX2Loader: Please update to latest "basis_transcoder". "msc_basis_transcoder" is no longer supported in three.js r125+.')}setTranscoderPath(t){return this.transcoderPath=t,this}setWorkerLimit(t){return this.workerPool.setWorkerLimit(t),this}detectSupport(t){return this.workerConfig={astcSupported:t.extensions.has("WEBGL_compressed_texture_astc"),etc1Supported:t.extensions.has("WEBGL_compressed_texture_etc1"),etc2Supported:t.extensions.has("WEBGL_compressed_texture_etc"),dxtSupported:t.extensions.has("WEBGL_compressed_texture_s3tc"),bptcSupported:t.extensions.has("EXT_texture_compression_bptc"),pvrtcSupported:t.extensions.has("WEBGL_compressed_texture_pvrtc")||t.extensions.has("WEBKIT_WEBGL_compressed_texture_pvrtc")},t.capabilities.isWebGL2&&(this.workerConfig.etc1Supported=!1),this}init(){if(!this.transcoderPending){const t=new Ka(this.manager);t.setPath(this.transcoderPath),t.setWithCredentials(this.withCredentials);const e=t.loadAsync("basis_transcoder.js"),i=new Ka(this.manager);i.setPath(this.transcoderPath),i.setResponseType("arraybuffer"),i.setWithCredentials(this.withCredentials);const n=i.loadAsync("basis_transcoder.wasm");this.transcoderPending=Promise.all([e,n]).then((([t,e])=>{const i=xc.BasisWorker.toString(),n=["/* constants */","let _EngineFormat = "+JSON.stringify(xc.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(xc.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(xc.BasisFormat),"/* basis_transcoder.js */",t,"/* worker */",i.substring(i.indexOf("{")+1,i.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([n])),this.transcoderBinary=e,this.workerPool.setWorkerCreator((()=>{const t=new Worker(this.workerSourceURL),e=this.transcoderBinary.slice(0);return t.postMessage({type:"init",config:this.workerConfig,transcoderBinary:e},[e]),t}))})),yc>0&&console.warn("THREE.KTX2Loader: Multiple active KTX2 loaders may cause performance issues. Use a single KTX2Loader instance, or call .dispose() on old instances."),yc++}return this.transcoderPending}load(t,e,i,n){if(null===this.workerConfig)throw new Error("THREE.KTX2Loader: Missing initialization with `.detectSupport( renderer )`.");const s=new Ka(this.manager);s.setResponseType("arraybuffer"),s.setWithCredentials(this.withCredentials),s.load(t,(t=>{if(fc.has(t)){return fc.get(t).promise.then(e).catch(n)}this._createTexture(t).then((t=>e?e(t):null)).catch(n)}),i,n)}_createTextureFrom(t,e){const{mipmaps:i,width:n,height:s,format:r,type:a,error:o,dfdTransferFn:l,dfdFlags:h}=t;if("error"===a)return Promise.reject(o);const c=e.layerCount>1?new _a(i,n,s,e.layerCount,r,v):new xa(i,n,s,r,v);return c.minFilter=1===i.length?m:f,c.magFilter=m,c.generateMipmaps=!1,c.needsUpdate=!0,c.encoding=2===l?Y:j,c.premultiplyAlpha=!!(1&h),c}async _createTexture(t,e={}){const i=function(t){const e=new Uint8Array(t.buffer,t.byteOffset,hc.length);if(e[0]!==hc[0]||e[1]!==hc[1]||e[2]!==hc[2]||e[3]!==hc[3]||e[4]!==hc[4]||e[5]!==hc[5]||e[6]!==hc[6]||e[7]!==hc[7]||e[8]!==hc[8]||e[9]!==hc[9]||e[10]!==hc[10]||e[11]!==hc[11])throw new Error("Missing KTX 2.0 identifier.");const i=new oc,n=17*Uint32Array.BYTES_PER_ELEMENT,s=new lc(t,hc.length,n,!0);i.vkFormat=s._nextUint32(),i.typeSize=s._nextUint32(),i.pixelWidth=s._nextUint32(),i.pixelHeight=s._nextUint32(),i.pixelDepth=s._nextUint32(),i.layerCount=s._nextUint32(),i.faceCount=s._nextUint32();const r=s._nextUint32();i.supercompressionScheme=s._nextUint32();const a=s._nextUint32(),o=s._nextUint32(),l=s._nextUint32(),h=s._nextUint32(),c=s._nextUint64(),u=s._nextUint64(),d=new lc(t,hc.length+n,3*r*8,!0);for(let e=0;e<r;e++)i.levels.push({levelData:new Uint8Array(t.buffer,t.byteOffset+d._nextUint64(),d._nextUint64()),uncompressedByteLength:d._nextUint64()});const A=new lc(t,a,o,!0),p={vendorId:A._skip(4)._nextUint16(),descriptorType:A._nextUint16(),versionNumber:A._nextUint16(),descriptorBlockSize:A._nextUint16(),colorModel:A._nextUint8(),colorPrimaries:A._nextUint8(),transferFunction:A._nextUint8(),flags:A._nextUint8(),texelBlockDimension:[A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8()],bytesPlane:[A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8()],samples:[]},m=(p.descriptorBlockSize/4-6)/4;for(let t=0;t<m;

522t++){const e={bitOffset:A._nextUint16(),bitLength:A._nextUint8(),channelType:A._nextUint8(),samplePosition:[A._nextUint8(),A._nextUint8(),A._nextUint8(),A._nextUint8()],sampleLower:-1/0,sampleUpper:1/0};64&e.channelType?(e.sampleLower=A._nextInt32(),e.sampleUpper=A._nextInt32()):(e.sampleLower=A._nextUint32(),e.sampleUpper=A._nextUint32()),p.samples[t]=e}i.dataFormatDescriptor.length=0,i.dataFormatDescriptor.push(p);const g=new lc(t,l,h,!0);for(;g._offset<h;){const t=g._nextUint32(),e=g._scan(t),n=cc(e),s=g._scan(t-e.byteLength);i.keyValue[n]=n.match(/^ktx/i)?cc(s):s,g._offset%4&&g._skip(4-g._offset%4)}if(u<=0)return i;const f=new lc(t,c,u,!0),v=f._nextUint16(),y=f._nextUint16(),x=f._nextUint32(),_=f._nextUint32(),E=f._nextUint32(),w=f._nextUint32(),C=[];for(let t=0;t<r;t++)C.push({imageFlags:f._nextUint32(),rgbSliceByteOffset:f._nextUint32(),rgbSliceByteLength:f._nextUint32(),alphaSliceByteOffset:f._nextUint32(),alphaSliceByteLength:f._nextUint32()});const b=c+f._offset,I=b+x,S=I+_,M=S+E,B=new Uint8Array(t.buffer,t.byteOffset+b,x),T=new Uint8Array(t.buffer,t.byteOffset+I,_),R=new Uint8Array(t.buffer,t.byteOffset+S,E),D=new Uint8Array(t.buffer,t.byteOffset+M,w);return i.globalData={endpointCount:v,selectorCount:y,imageDescs:C,endpointsData:B,selectorsData:T,tablesData:R,extendedData:D},i}(new Uint8Array(t));if(0!==i.vkFormat)return async function(t){const{vkFormat:e,pixelWidth:i,pixelHeight:n,pixelDepth:s}=t;if(void 0===_c[e])throw new Error("THREE.KTX2Loader: Unsupported vkFormat.");const r=t.levels[0];let a,o;if(0===t.supercompressionScheme)a=r.levelData;else{if(2!==t.supercompressionScheme)throw new Error("THREE.KTX2Loader: Unsupported supercompressionScheme.");vc||(vc=new Promise((async t=>{const e=new mc;await e.init(),t(e)}))),a=(await vc).decode(r.levelData,r.uncompressedByteLength)}o=Ec[e]===x?new Float32Array(a.buffer,a.byteOffset,a.byteLength/Float32Array.BYTES_PER_ELEMENT):Ec[e]===_?new Uint16Array(a.buffer,a.byteOffset,a.byteLength/Uint16Array.BYTES_PER_ELEMENT):a;const l=0===s?new Vr(o,i,n):new Gt(o,i,n,s);return l.type=Ec[e],l.format=_c[e],l.encoding=wc[e]||j,l.needsUpdate=!0,Promise.resolve(l)}
523/* @license
524 * Copyright 2019 Google LLC. All Rights Reserved.
525 * Licensed under the Apache License, Version 2.0 (the 'License');
526 * you may not use this file except in compliance with the License.
527 * You may obtain a copy of the License at
528 *
529 *     http://www.apache.org/licenses/LICENSE-2.0
530 *
531 * Unless required by applicable law or agreed to in writing, software
532 * distributed under the License is distributed on an 'AS IS' BASIS,
533 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
534 * See the License for the specific language governing permissions and
535 * limitations under the License.
536 */(i);const n=e,s=this.init().then((()=>this.workerPool.postMessage({type:"transcode",buffer:t,taskConfig:n},[t]))).then((t=>this._createTextureFrom(t.data,i)));return fc.set(t,{promise:s}),s}dispose(){return this.workerPool.dispose(),this.workerSourceURL&&URL.revokeObjectURL(this.workerSourceURL),yc--,this}}xc.BasisFormat={ETC1S:0,UASTC_4x4:1},xc.TranscoderFormat={ETC1:0,ETC2:1,BC1:2,BC3:3,BC4:4,BC5:5,BC7_M6_OPAQUE_ONLY:6,BC7_M5:7,PVRTC1_4_RGB:8,PVRTC1_4_RGBA:9,ASTC_4x4:10,ATC_RGB:11,ATC_RGBA_INTERPOLATED_ALPHA:12,RGBA32:13,RGB565:14,BGR565:15,RGBA4444:16},xc.EngineFormat={RGBAFormat:w,RGBA_ASTC_4x4_Format:F,RGBA_BPTC_Format:N,RGBA_ETC2_EAC_Format:P,RGBA_PVRTC_4BPPV1_Format:L,RGBA_S3TC_DXT5_Format:R,RGB_ETC1_Format:36196,RGB_ETC2_Format:Q,RGB_PVRTC_4BPPV1_Format:D,RGB_S3TC_DXT1_Format:M},xc.BasisWorker=function(){let t,e,i;const n=_EngineFormat,s=_TranscoderFormat,r=_BasisFormat;self.addEventListener("message",(function(a){const u=a.data;switch(u.type){case"init":t=u.config,d=u.transcoderBinary,e=new Promise((t=>{i={wasmBinary:d,onRuntimeInitialized:t},BASIS(i)})).then((()=>{i.initializeBasis(),void 0===i.KTX2File&&console.warn("THREE.KTX2Loader: Please update Basis Universal transcoder.")}));break;case"transcode":e.then((()=>{try{const{width:e,height:a,hasAlpha:d,mipmaps:A,format:p,dfdTransferFn:m,dfdFlags:g}

536=function(e){const a=new i.KTX2File(new Uint8Array(e));function u(){a.close(),a.delete()}if(!a.isValid())throw u(),new Error("THREE.KTX2Loader:\tInvalid or unsupported .ktx2 file");const d=a.isUASTC()?r.UASTC_4x4:r.ETC1S,A=a.getWidth(),p=a.getHeight(),m=a.getLayers()||1,g=a.getLevels(),f=a.getHasAlpha(),v=a.getDFDTransferFunc(),y=a.getDFDFlags(),{transcoderFormat:x,engineFormat:_}=function(e,i,a,c){let u,d;const A=e===r.ETC1S?o:l;for(let n=0;n<A.length;n++){const s=A[n];if(t[s.if]&&(s.basisFormat.includes(e)&&!(c&&s.transcoderFormat.length<2)&&(!s.needsPowerOfTwo||h(i)&&h(a))))return u=s.transcoderFormat[c?1:0],d=s.engineFormat[c?1:0],{transcoderFormat:u,engineFormat:d}}return console.warn("THREE.KTX2Loader: No suitable compressed texture format found. Decoding to RGBA32."),u=s.RGBA32,d=n.RGBAFormat,{transcoderFormat:u,engineFormat:d}}(d,A,p,f);if(!A||!p||!g)throw u(),new Error("THREE.KTX2Loader:\tInvalid texture");if(!a.startTranscoding())throw u(),new Error("THREE.KTX2Loader: .startTranscoding failed");const E=[];for(let t=0;t<g;t++){const e=[];let i,n;for(let s=0;s<m;s++){const r=a.getImageLevelInfo(t,s,0);i=r.origWidth,n=r.origHeight;const o=new Uint8Array(a.getImageTranscodedSizeInBytes(t,s,0,x));if(!a.transcodeImage(o,t,s,0,x,0,-1,-1))throw u(),new Error("THREE.KTX2Loader: .transcodeImage failed.");e.push(o)}E.push({data:c(e),width:i,height:n})}return u(),{width:A,height:p,hasAlpha:f,mipmaps:E,format:_,dfdTransferFn:v,dfdFlags:y}}(u.buffer),f=[];for(let t=0;t<A.length;++t)f.push(A[t].data.buffer);self.postMessage({type:"transcode",id:u.id,width:e,height:a,hasAlpha:d,mipmaps:A,format:p,dfdTransferFn:m,dfdFlags:g},f)}catch(t){console.error(t),self.postMessage({type:"error",id:u.id,error:t.message})}}))}var d}));const a=[{if:"astcSupported",basisFormat:[r.UASTC_4x4],transcoderFormat:[s.ASTC_4x4,s.ASTC_4x4],engineFormat:[n.RGBA_ASTC_4x4_Format,n.RGBA_ASTC_4x4_Format],priorityETC1S:1/0,priorityUASTC:1,needsPowerOfTwo:!1},{if:"bptcSupported",basisFormat:[r.ETC1S,r.UASTC_4x4],transcoderFormat:[s.BC7_M5,s.BC7_M5],engineFormat:[n.RGBA_BPTC_Format,n.RGBA_BPTC_Format],priorityETC1S:3,priorityUASTC:2,needsPowerOfTwo:!1},{if:"dxtSupported",basisFormat:[r.ETC1S,r.UASTC_4x4],transcoderFormat:[s.BC1,s.BC3],engineFormat:[n.RGB_S3TC_DXT1_Format,n.RGBA_S3TC_DXT5_Format],priorityETC1S:4,priorityUASTC:5,needsPowerOfTwo:!1},{if:"etc2Supported",basisFormat:[r.ETC1S,r.UASTC_4x4],transcoderFormat:[s.ETC1,s.ETC2],engineFormat:[n.RGB_ETC2_Format,n.RGBA_ETC2_EAC_Format],priorityETC1S:1,priorityUASTC:3,needsPowerOfTwo:!1},{if:"etc1Supported",basisFormat:[r.ETC1S,r.UASTC_4x4],transcoderFormat:[s.ETC1],engineFormat:[n.RGB_ETC1_Format],priorityETC1S:2,priorityUASTC:4,needsPowerOfTwo:!1},{if:"pvrtcSupported",basisFormat:[r.ETC1S,r.UASTC_4x4],transcoderFormat:[s.PVRTC1_4_RGB,s.PVRTC1_4_RGBA],engineFormat:[n.RGB_PVRTC_4BPPV1_Format,n.RGBA_PVRTC_4BPPV1_Format],priorityETC1S:5,priorityUASTC:6,needsPowerOfTwo:!0}],o=a.sort((function(t,e){return t.priorityETC1S-e.priorityETC1S})),l=a.sort((function(t,e){return t.priorityUASTC-e.priorityUASTC}));function h(t){return t<=2||0==(t&t-1)&&0!==t}function c(t){let e=0;for(const i of t)e+=i.byteLength;const i=new Uint8Array(e);let n=0;for(const e of t)i.set(e,n),n+=e.byteLength;return i}};const _c={109:w,97:w,37:w,43:w,103:S,83:S,16:S,22:S,100:I,76:I,15:I,9:I},Ec={109:x,97:_,37:v,43:v,103:x,83:_,16:v,22:v,100:x,76:_,15:v,9:v},wc={43:Y,22:Y,15:Y};var Cc,bc;const Ic=Symbol("retainerCount"),Sc=Symbol("recentlyUsed"),Mc=Symbol("evict"),Bc=Symbol("evictionThreshold"),Tc=Symbol("cache");class Rc{constructor(t,e=5){this[Cc]=new Map,this[bc]=[],this[Tc]=t,this[Bc]=e}set evictionThreshold(t){this[Bc]=t,this[Mc]()}get evictionThreshold(){return this[Bc]}get cache(){return this[Tc]}retainerCount(t){return this[Ic].get(t)||0}reset(){this[Ic].clear(),this[Sc]=[]}retain(t){this[Ic].has(t)||this[Ic].set(t,0),this[Ic].set(t,this[Ic].get(t)+1);const e=this[Sc].indexOf(t);-1!==e&&this[Sc].splice(e,1),this[Sc].unshift(t),this[Mc]()}release(t){this[Ic].has(t)&&this[Ic].set(t,Math.max(this[Ic].get(t)-1,0)),this[Mc]()}[(Cc=Ic,bc=Sc,Mc)](){if(!(this[Sc].length<this[Bc]))for(let t=this[Sc].length-1;t>=this[Bc];--t){const e=this[Sc][t];

5360===this[Ic].get(e)&&(this[Tc].delete(e),this[Sc].splice(t,1))}}}
537/* @license
538 * Copyright 2021 Google LLC. All Rights Reserved.
539 * Licensed under the Apache License, Version 2.0 (the 'License');
540 * you may not use this file except in compliance with the License.
541 * You may obtain a copy of the License at
542 *
543 *     http://www.apache.org/licenses/LICENSE-2.0
544 *
545 * Unless required by applicable law or agreed to in writing, software
546 * distributed under the License is distributed on an 'AS IS' BASIS,
547 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
548 * See the License for the specific language governing permissions and
549 * limitations under the License.
550 */const Dc=t=>{const e=new Map;for(const i of t.mappings)for(const t of i.variants)e.set(t,{material:null,gltfMaterialIndex:i.material});return e};class Lc{constructor(t){this.parser=t,this.name="KHR_materials_variants"}afterRoot(t){const e=this.parser,i=e.json;if(void 0===i.extensions||void 0===i.extensions[this.name])return null;const n=(t=>{const e=[],i=new Set;for(const n of t){let t=n,s=0;for(;i.has(t);)t=n+"."+ ++s;i.add(t),e.push(t)}return e})((i.extensions[this.name].variants||[]).map((t=>t.name)));for(const n of t.scenes)n.traverse((t=>{const n=t;if(!n.isMesh)return;const s=e.associations.get(n);if(null==s||null==s.meshes||null==s.primitives)return;const r=i.meshes[s.meshes].primitives[s.primitives].extensions;r&&r[this.name]&&(n.userData.variantMaterials=Dc(r[this.name]))}));return t.userData.variants=n,Promise.resolve()}}
551/* @license
552 * Copyright 2019 Google LLC. All Rights Reserved.
553 * Licensed under the Apache License, Version 2.0 (the 'License');
554 * you may not use this file except in compliance with the License.
555 * You may obtain a copy of the License at
556 *
557 *     http://www.apache.org/licenses/LICENSE-2.0
558 *
559 * Unless required by applicable law or agreed to in writing, software
560 * distributed under the License is distributed on an 'AS IS' BASIS,
561 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
562 * See the License for the specific language governing permissions and
563 * limitations under the License.
564 */var Qc,Pc;Nt.DEFAULT_ANISOTROPY=4;const Fc=new Map,Nc=new Map;let Uc;const kc=new class extends Ya{constructor(t){super(t),this.decoderPath="",this.decoderConfig={},this.decoderBinary=null,this.decoderPending=null,this.workerLimit=4,this.workerPool=[],this.workerNextTaskID=1,this.workerSourceURL="",this.defaultAttributeIDs={position:"POSITION",normal:"NORMAL",color:"COLOR",uv:"TEX_COORD"},this.defaultAttributeTypes={position:"Float32Array",normal:"Float32Array",color:"Float32Array",uv:"Float32Array"}}setDecoderPath(t){return this.decoderPath=t,this}setDecoderConfig(t){return this.decoderConfig=t,this}setWorkerLimit(t){return this.workerLimit=t,this}load(t,e,i,n){const s=new Ka(this.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(t,(t=>{this.decodeDracoFile(t,e).catch(n)}),i,n)}decodeDracoFile(t,e,i,n){const s={attributeIDs:i||this.defaultAttributeIDs,attributeTypes:n||this.defaultAttributeTypes,useUniqueIDs:!!i};return this.decodeGeometry(t,s).then(e)}decodeGeometry(t,e){const i=JSON.stringify(e);if(hh.has(t)){const e=hh.get(t);if(e.key===i)return e.promise;if(0===t.byteLength)throw new Error("THREE.DRACOLoader: Unable to re-decode a buffer with different settings. Buffer has already been transferred.")}let n;const s=this.workerNextTaskID++,r=t.byteLength,a=this._getWorker(s,r).then((i=>(n=i,new Promise(((i,r)=>{n._callbacks[s]={resolve:i,reject:r},n.postMessage({type:"decode",id:s,taskConfig:e,buffer:t},[t])}))))).then((t=>this._createGeometry(t.geometry)));return a.catch((()=>!0)).then((()=>{n&&s&&this._releaseTask(n,s)})),hh.set(t,{key:i,promise:a}),a}_createGeometry(t){const e=new vi;t.index&&e.setIndex(new oi(t.index.array,1));for(let i=0;i<t.attributes.length;i++){const n=t.attributes[i],s=n.name,r=n.array,a=n.itemSize;e.setAttribute(s,new oi(r,a))}return e}_loadLibrary(t,e){const i=new Ka(this.manager);return i.setPath(this.decoderPath),i.setResponseType(e),i.setWithCredentials(this.withCredentials),new Promise(((e,n)=>{i.load(t,e,void 0,n)}))}preload(){return this._initDecoder(),this}

564_initDecoder(){if(this.decoderPending)return this.decoderPending;const t="object"!=typeof WebAssembly||"js"===this.decoderConfig.type,e=[];return t?e.push(this._loadLibrary("draco_decoder.js","text")):(e.push(this._loadLibrary("draco_wasm_wrapper.js","text")),e.push(this._loadLibrary("draco_decoder.wasm","arraybuffer"))),this.decoderPending=Promise.all(e).then((e=>{const i=e[0];t||(this.decoderConfig.wasmBinary=e[1]);const n=ch.toString(),s=["/* draco decoder */",i,"","/* worker */",n.substring(n.indexOf("{")+1,n.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([s]))})),this.decoderPending}_getWorker(t,e){return this._initDecoder().then((()=>{if(this.workerPool.length<this.workerLimit){const t=new Worker(this.workerSourceURL);t._callbacks={},t._taskCosts={},t._taskLoad=0,t.postMessage({type:"init",decoderConfig:this.decoderConfig}),t.onmessage=function(e){const i=e.data;switch(i.type){case"decode":t._callbacks[i.id].resolve(i);break;case"error":t._callbacks[i.id].reject(i);break;default:console.error('THREE.DRACOLoader: Unexpected message, "'+i.type+'"')}},this.workerPool.push(t)}else this.workerPool.sort((function(t,e){return t._taskLoad>e._taskLoad?-1:1}));const i=this.workerPool[this.workerPool.length-1];return i._taskCosts[t]=e,i._taskLoad+=e,i}))}_releaseTask(t,e){t._taskLoad-=t._taskCosts[e],delete t._callbacks[e],delete t._taskCosts[e]}debug(){console.log("Task load: ",this.workerPool.map((t=>t._taskLoad)))}dispose(){for(let t=0;t<this.workerPool.length;++t)this.workerPool[t].terminate();return this.workerPool.length=0,""!==this.workerSourceURL&&URL.revokeObjectURL(this.workerSourceURL),this}};let Oc;const Gc=new xc;let zc,Hc;const Vc=Symbol("loader"),Wc=Symbol("evictionPolicy"),qc=Symbol("GLTFInstance");class jc extends et{constructor(t){super(),this[Pc]=(new dh).register((t=>new Lc(t))),this[qc]=t,this[Vc].setDRACOLoader(kc),this[Vc].setKTX2Loader(Gc)}static setDRACODecoderLocation(t){Uc=t,kc.setDecoderPath(t)}static getDRACODecoderLocation(){return Uc}static setKTX2TranscoderLocation(t){Oc=t,Gc.setTranscoderPath(t)}static getKTX2TranscoderLocation(){return Oc}static setMeshoptDecoderLocation(t){var e;zc!==t&&(zc=t,Hc=(e=t,new Promise(((t,i)=>{const n=document.createElement("script");document.body.appendChild(n),n.onload=t,n.onerror=i,n.async=!0,n.src=e}))).then((()=>MeshoptDecoder.ready)).then((()=>MeshoptDecoder)))}static getMeshoptDecoderLocation(){return zc}static initializeKTX2Loader(t){Gc.detectSupport(t)}static get cache(){return Fc}static clearCache(){Fc.forEach(((t,e)=>{this.delete(e)})),this[Wc].reset()}static has(t){return Fc.has(t)}static async delete(t){if(!this.has(t))return;const e=Fc.get(t);Nc.delete(t),Fc.delete(t);(await e).dispose()}static hasFinishedLoading(t){return!!Nc.get(t)}get[(Qc=Wc,Pc=Vc,Wc)](){return this.constructor[Wc]}async preload(t,e,i=(()=>{})){if(this[Vc].setWithCredentials(jc.withCredentials),this.dispatchEvent({type:"preload",element:e,src:t}),!Fc.has(t)){null!=Hc&&this[Vc].setMeshoptDecoder(await Hc);const e=((t,e,i=(()=>{}))=>{const n=t=>{const e=t.loaded/t.total;i(Math.max(0,Math.min(1,isFinite(e)?e:1)))};return new Promise(((i,s)=>{e.load(t,i,n,s)}))})(t,this[Vc],(t=>{i(.8*t)})),n=this[qc],s=e.then((t=>n.prepare(t))).then((t=>(i(.9),new n(t)))).catch((t=>(console.error(t),new n)));Fc.set(t,s)}await Fc.get(t),Nc.set(t,!0),i&&i(1)}async load(t,e,i=(()=>{})){await this.preload(t,e,i);const n=await Fc.get(t),s=await n.clone();return this[Wc].retain(t),s.dispose=()=>{this[Wc].release(t)},s}}jc[Qc]=new Rc(jc);class Yc extends Ve{constructor(t=document.createElement("div")){super(),this.isCSS2DObject=!0,this.element=t,this.element.style.position="absolute",this.element.style.userSelect="none",this.element.setAttribute("draggable",!1),this.addEventListener("removed",(function(){this.traverse((function(t){t.element instanceof Element&&null!==t.element.parentNode&&t.element.parentNode.removeChild(t.element)}))}))}copy(t,e){return super.copy(t,e),this.element=t.element.cloneNode(!0),this}}const Jc=new Ht,Xc=new ye,Kc=new ye,$c=new Ht,Zc=new Ht;class tu{constructor(t={}){const e=this;let i,n,s,r;const a={objects:new WeakMap},o=void 0!==t.element?t.element:document.createElement("div");function l(t,i,n){if(t.isCSS2DObject){Jc.setFromMatrixPosition(t.matrixWorld),Jc.applyMatrix4(Kc);const l=!0===t.visible&&Jc.z>=-1&&Jc.z<=1&&!0===t.layers.test(n.layers);if(t.element.style.display=!0===l?"":"none",!0===l){t.onBeforeRender(e,i,n);const a=t.element;a.style.transform="translate(-50%,-50%) translate("+(Jc.x*s+s)+"px,"+(-Jc.y*r+r)+"px)",a.parentNode!==o&&o.appendChild(a),t.onAfterRender(e,i,n)}const c={distanceToCameraSquared:h(n,t)};a.objects.set(t,c)}for(let e=0,s=t.children.length;e<s;e++)l(t.children[e],i,n)}function h(t,e){return $c.setFromMatrixPosition(t.matrixWorld),Zc.setFromMatrixPosition(e.matrixWorld),$c.distanceToSquared(Zc)}

564o.style.overflow="hidden",this.domElement=o,this.getSize=function(){return{width:i,height:n}},this.render=function(t,e){!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),null===e.parent&&!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),Xc.copy(e.matrixWorldInverse),Kc.multiplyMatrices(e.projectionMatrix,Xc),l(t,t,e),function(t){const e=function(t){const e=[];return t.traverse((function(t){t.isCSS2DObject&&e.push(t)})),e}(t).sort((function(t,e){if(t.renderOrder!==e.renderOrder)return e.renderOrder-t.renderOrder;return a.objects.get(t).distanceToCameraSquared-a.objects.get(e).distanceToCameraSquared})),i=e.length;for(let t=0,n=e.length;t<n;t++)e[t].element.style.zIndex=i-t}(t)},this.setSize=function(t,e){i=t,n=e,s=i/2,r=n/2,o.style.width=t+"px",o.style.height=e+"px"}}}function eu(t,e,i){let n=i;const s=new Ht;return t.updateWorldMatrix(!0,!0),t.traverseVisible((t=>{const{geometry:i}=t;if(void 0!==i){const{position:r}=i.attributes;if(void 0!==r)for(let i=0,a=r.count;i<a;i++)t.isMesh?t.getVertexPosition(i,s):s.fromBufferAttribute(r,i),t.isSkinnedMesh||s.applyMatrix4(t.matrixWorld),n=e(n,s)}})),n}class iu{constructor(){this.pluginCallbacks=[],this.register((function(t){return new Du(t)})),this.register((function(t){return new Lu(t)})),this.register((function(t){return new Fu(t)})),this.register((function(t){return new Nu(t)})),this.register((function(t){return new Uu(t)})),this.register((function(t){return new ku(t)})),this.register((function(t){return new Qu(t)})),this.register((function(t){return new Pu(t)}))}register(t){return-1===this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.push(t),this}unregister(t){return-1!==this.pluginCallbacks.indexOf(t)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(t),1),this}parse(t,e,i,n){const s=new Ru,r=[];for(let t=0,e=this.pluginCallbacks.length;t<e;t++)r.push(this.pluginCallbacks[t](s));s.setPlugins(r),s.write(t,e,n).catch(i)}parseAsync(t,e){const i=this;return new Promise((function(n,s){i.parse(t,n,s,e)}))}}const nu=0,su=1,ru=2,au=3,ou=4,lu=5121,hu=5123,cu=5126,uu=5125,du=34962,Au=34963,pu=9728,mu=9729,gu=9984,fu=9985,vu=9986,yu=9987,xu=33071,_u=33648,Eu=10497,wu={};wu[1003]=pu,wu[1004]=gu,wu[1005]=vu,wu[1006]=mu,wu[1007]=fu,wu[1008]=yu,wu[1001]=xu,wu[1e3]=Eu,wu[1002]=_u;const Cu={scale:"scale",position:"translation",quaternion:"rotation",morphTargetInfluences:"weights"},bu=new Rt;function Iu(t,e){return t.length===e.length&&t.every((function(t,i){return t===e[i]}))}function Su(t){return 4*Math.ceil(t/4)}function Mu(t,e=0){const i=Su(t.byteLength);if(i!==t.byteLength){const n=new Uint8Array(i);if(n.set(new Uint8Array(t)),0!==e)for(let s=t.byteLength;s<i;s++)n[s]=e;return n.buffer}return t}function Bu(){return"undefined"==typeof document&&"undefined"!=typeof OffscreenCanvas?new OffscreenCanvas(1,1):document.createElement("canvas")}function Tu(t,e){if(void 0!==t.toBlob)return new Promise((i=>t.toBlob(i,e)));let i;return"image/jpeg"===e?i=.92:"image/webp"===e&&(i=.8),t.convertToBlob({type:e,quality:i})}class Ru{constructor(){this.plugins=[],this.options={},this.pending=[],this.buffers=[],this.byteOffset=0,this.buffers=[],this.nodeMap=new Map,this.skins=[],this.extensionsUsed={},this.uids=new Map,this.uid=0,this.json={asset:{version:"2.0",generator:"THREE.GLTFExporter"}},this.cache={meshes:new Map,attributes:new Map,attributesNormalized:new Map,materials:new Map,textures:new Map,images:new Map}}setPlugins(t){this.plugins=t}async write(t,e,i={}){this.options=Object.assign({binary:!1,trs:!1,onlyVisible:!0,maxTextureSize:1/0,animations:[],includeCustomExtensions:!1},i),this.options.animations.length>0&&(this.options.trs=!0),this.processInput(t),await Promise.all(this.pending);const n=this,s=n.buffers,r=n.json;i=n.options;const a=n.extensionsUsed,o=new Blob(s,{type:"application/octet-stream"}),l=Object.keys(a);if(l.length>0&&(r.extensionsUsed=l),r.buffers&&r.buffers.length>0&&(r.buffers[0].byteLength=o.size),!0===i.binary){const t=new FileReader;t.readAsArrayBuffer(o),t.onloadend=function(){const i=Mu(t.result),n=new DataView(new ArrayBuffer(8));n.setUint32(0,i.byteLength,!0),n.setUint32(4,5130562,!0);const s=Mu((a=JSON.stringify(r),(new TextEncoder).encode(a).buffer),32);var a;const o=new DataView(new ArrayBuffer(8));o.setUint32(0,s.byteLength,!0),o.setUint32(4,1313821514,!0);const l=new ArrayBuffer(12),h=new DataView(l);h.setUint32(0,1179937895,!0),h.setUint32(4,2,!0);const c=12+o.byteLength+s.byteLength+n.byteLength+i.byteLength;h.setUint32(8,c,!0);const u=new Blob([l,o,s,n,i],{type:"application/octet-stream"}),d=new FileReader;d.readAsArrayBuffer(u),d.onloadend=function(){e(d.result)}}}else if(r.buffers&&r.buffers.length>0){const t=new FileReader;

564t.readAsDataURL(o),t.onloadend=function(){const i=t.result;r.buffers[0].uri=i,e(r)}}else e(r)}serializeUserData(t,e){if(0===Object.keys(t.userData).length)return;const i=this.options,n=this.extensionsUsed;try{const s=JSON.parse(JSON.stringify(t.userData));if(i.includeCustomExtensions&&s.gltfExtensions){void 0===e.extensions&&(e.extensions={});for(const t in s.gltfExtensions)e.extensions[t]=s.gltfExtensions[t],n[t]=!0;delete s.gltfExtensions}Object.keys(s).length>0&&(e.extras=s)}catch(e){console.warn("THREE.GLTFExporter: userData of '"+t.name+"' won't be serialized because of JSON.stringify error - "+e.message)}}getUID(t,e=!1){if(!1===this.uids.has(t)){const e=new Map;e.set(!0,this.uid++),e.set(!1,this.uid++),this.uids.set(t,e)}return this.uids.get(t).get(e)}isNormalizedNormalAttribute(t){if(this.cache.attributesNormalized.has(t))return!1;const e=new Ht;for(let i=0,n=t.count;i<n;i++)if(Math.abs(e.fromBufferAttribute(t,i).length()-1)>5e-4)return!1;return!0}createNormalizedNormalAttribute(t){const e=this.cache;if(e.attributesNormalized.has(t))return e.attributesNormalized.get(t);const i=t.clone(),n=new Ht;for(let t=0,e=i.count;t<e;t++)n.fromBufferAttribute(i,t),0===n.x&&0===n.y&&0===n.z?n.setX(1):n.normalize(),i.setXYZ(t,n.x,n.y,n.z);return e.attributesNormalized.set(t,i),i}applyTextureTransform(t,e){let i=!1;const n={};0===e.offset.x&&0===e.offset.y||(n.offset=e.offset.toArray(),i=!0),0!==e.rotation&&(n.rotation=e.rotation,i=!0),1===e.repeat.x&&1===e.repeat.y||(n.scale=e.repeat.toArray(),i=!0),i&&(t.extensions=t.extensions||{},t.extensions.KHR_texture_transform=n,this.extensionsUsed.KHR_texture_transform=!0)}buildMetalRoughTexture(t,e){if(t===e)return t;function i(t){return t.encoding===Y?function(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}:function(t){return t}}console.warn("THREE.GLTFExporter: Merged metalnessMap and roughnessMap textures.");const n=t?t.image:null,s=e?e.image:null,r=Math.max(n?n.width:0,s?s.width:0),a=Math.max(n?n.height:0,s?s.height:0),o=Bu();o.width=r,o.height=a;const l=o.getContext("2d");l.fillStyle="#00ffff",l.fillRect(0,0,r,a);const h=l.getImageData(0,0,r,a);if(n){l.drawImage(n,0,0,r,a);const e=i(t),s=l.getImageData(0,0,r,a).data;for(let t=2;t<s.length;t+=4)h.data[t]=256*e(s[t]/256)}if(s){l.drawImage(s,0,0,r,a);const t=i(e),n=l.getImageData(0,0,r,a).data;for(let e=1;e<n.length;e+=4)h.data[e]=256*t(n[e]/256)}l.putImageData(h,0,0);const c=(t||e).clone();return c.source=new Qt(o),c.encoding=j,c}processBuffer(t){const e=this.json,i=this.buffers;return e.buffers||(e.buffers=[{byteLength:0}]),i.push(t),0}processBufferView(t,e,i,n,s){const r=this.json;let a;r.bufferViews||(r.bufferViews=[]),a=e===lu?1:e===hu?2:4;const o=Su(n*t.itemSize*a),l=new DataView(new ArrayBuffer(o));let h=0;for(let s=i;s<i+n;s++)for(let i=0;i<t.itemSize;i++){let 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l=this.processBufferView(t,r,i,n,o),h={bufferView:l.id,byteOffset:l.byteOffset,componentType:r,count:n,max:a.max,min:a.min,type:{1:"SCALAR",2:"VEC2",3:"VEC3",4:"VEC4",16:"MAT4"}[t.itemSize]};return!0===t.normalized&&(h.normalized=!0),s.accessors||(s.accessors=[]),s.accessors.push(h)-1}processImage(t,e,i,n="image/png"){if(null!==t){const s=this,r=s.cache,a=s.json,o=s.options,l=s.pending;r.images.has(t)||r.images.set(t,{});const h=r.images.get(t),c=n+":flipY/"+i.toString();if(void 0!==h[c])return h[c];a.images||(a.images=[]);const u={mimeType:n},d=Bu();d.width=Math.min(t.width,o.maxTextureSize),d.height=Math.min(t.height,o.maxTextureSize);const A=d.getContext("2d");if(!0===i&&(A.translate(0,d.height),A.scale(1,-1)),void 0!==t.data){e!==w&&console.error("GLTFExporter: Only RGBAFormat is supported."),(t.width>o.maxTextureSize||t.height>

564o.maxTextureSize)&&console.warn("GLTFExporter: Image size is bigger than maxTextureSize",t);const i=new Uint8ClampedArray(t.height*t.width*4);for(let e=0;e<i.length;e+=4)i[e+0]=t.data[e+0],i[e+1]=t.data[e+1],i[e+2]=t.data[e+2],i[e+3]=t.data[e+3];A.putImageData(new ImageData(i,t.width,t.height),0,0)}else A.drawImage(t,0,0,d.width,d.height);!0===o.binary?l.push(Tu(d,n).then((t=>s.processBufferViewImage(t))).then((t=>{u.bufferView=t}))):void 0!==d.toDataURL?u.uri=d.toDataURL(n):l.push(Tu(d,n).then((t=>(new FileReader).readAsDataURL(t))).then((t=>{u.uri=t})));const p=a.images.push(u)-1;return h[c]=p,p}throw new Error("THREE.GLTFExporter: No valid image data found. Unable to process texture.")}processSampler(t){const e=this.json;e.samplers||(e.samplers=[]);const i={magFilter:wu[t.magFilter],minFilter:wu[t.minFilter],wrapS:wu[t.wrapS],wrapT:wu[t.wrapT]};return e.samplers.push(i)-1}processTexture(t){const e=this.cache,i=this.json;if(e.textures.has(t))return e.textures.get(t);i.textures||(i.textures=[]);let n=t.userData.mimeType;"image/webp"===n&&(n="image/png");const s={sampler:this.processSampler(t),source:this.processImage(t.image,t.format,t.flipY,n)};t.name&&(s.name=t.name),this._invokeAll((function(e){e.writeTexture&&e.writeTexture(t,s)}));const r=i.textures.push(s)-1;return e.textures.set(t,r),r}processMaterial(t){const e=this.cache,i=this.json;if(e.materials.has(t))return e.materials.get(t);if(t.isShaderMaterial)return console.warn("GLTFExporter: THREE.ShaderMaterial not supported."),null;i.materials||(i.materials=[]);const n={pbrMetallicRoughness:{}};!0!==t.isMeshStandardMaterial&&!0!==t.isMeshBasicMaterial&&console.warn("GLTFExporter: Use MeshStandardMaterial or MeshBasicMaterial for best results.");const s=t.color.toArray().concat([t.opacity]);if(Iu(s,[1,1,1,1])||(n.pbrMetallicRoughness.baseColorFactor=s),t.isMeshStandardMaterial?(n.pbrMetallicRoughness.metallicFactor=t.metalness,n.pbrMetallicRoughness.roughnessFactor=t.roughness):(n.pbrMetallicRoughness.metallicFactor=.5,n.pbrMetallicRoughness.roughnessFactor=.5),t.metalnessMap||t.roughnessMap){const e=this.buildMetalRoughTexture(t.metalnessMap,t.roughnessMap),i={index:this.processTexture(e)};this.applyTextureTransform(i,e),n.pbrMetallicRoughness.metallicRoughnessTexture=i}if(t.map){const e={index:this.processTexture(t.map)};this.applyTextureTransform(e,t.map),n.pbrMetallicRoughness.baseColorTexture=e}if(t.emissive){const e=t.emissive.clone().multiplyScalar(t.emissiveIntensity),i=Math.max(e.r,e.g,e.b);if(i>1&&(e.multiplyScalar(1/i),console.warn("THREE.GLTFExporter: Some emissive components exceed 1; emissive has been limited")),i>0&&(n.emissiveFactor=e.toArray()),t.emissiveMap){const e={index:this.processTexture(t.emissiveMap)};this.applyTextureTransform(e,t.emissiveMap),n.emissiveTexture=e}}if(t.normalMap){const e={index:this.processTexture(t.normalMap)};t.normalScale&&1!==t.normalScale.x&&(e.scale=t.normalScale.x),this.applyTextureTransform(e,t.normalMap),n.normalTexture=e}if(t.aoMap){const e={index:this.processTexture(t.aoMap),texCoord:1};1!==t.aoMapIntensity&&(e.strength=t.aoMapIntensity),this.applyTextureTransform(e,t.aoMap),n.occlusionTexture=e}t.transparent?n.alphaMode="BLEND":t.alphaTest>0&&(n.alphaMode="MASK",n.alphaCutoff=t.alphaTest),2===t.side&&(n.doubleSided=!0),""!==t.name&&(n.name=t.name),this.serializeUserData(t,n),this._invokeAll((function(e){e.writeMaterial&&e.writeMaterial(t,n)}));const r=i.materials.push(n)-1;return e.materials.set(t,r),r}processMesh(t){const e=this.cache,i=this.json,n=[t.geometry.uuid];if(Array.isArray(t.material))for(let e=0,i=t.material.length;e<i;e++)n.push(t.material[e].uuid);else n.push(t.material.uuid);const s=n.join(":");if(e.meshes.has(s))return e.meshes.get(s);const r=t.geometry;let a;a=t.isLineSegments?su:t.isLineLoop?ru:t.isLine?au:t.isPoints?nu:t.material.wireframe?su:ou;const o={},l={},h=[],c=[],u={uv:"TEXCOORD_0",uv2:"TEXCOORD_1",color:"COLOR_0",skinWeight:"WEIGHTS_0",skinIndex:"JOINTS_0"},d=r.getAttribute("normal");void 0===d||this.isNormalizedNormalAttribute(d)||(console.warn("THREE.GLTFExporter: Creating normalized normal attribute from the non-normalized one."),r.setAttribute("normal",this.createNormalizedNormalAttribute(d)));let A=null;

564for(let t in r.attributes){if("morph"===t.slice(0,5))continue;const i=r.attributes[t];t=u[t]||t.toUpperCase();if(/^(POSITION|NORMAL|TANGENT|TEXCOORD_\d+|COLOR_\d+|JOINTS_\d+|WEIGHTS_\d+)$/.test(t)||(t="_"+t),e.attributes.has(this.getUID(i))){l[t]=e.attributes.get(this.getUID(i));continue}A=null;const n=i.array;"JOINTS_0"!==t||n instanceof Uint16Array||n instanceof Uint8Array||(console.warn('GLTFExporter: Attribute "skinIndex" converted to type UNSIGNED_SHORT.'),A=new oi(new Uint16Array(n),i.itemSize,i.normalized));const s=this.processAccessor(A||i,r);null!==s&&(l[t]=s,e.attributes.set(this.getUID(i),s))}if(void 0!==d&&r.setAttribute("normal",d),0===Object.keys(l).length)return null;if(void 0!==t.morphTargetInfluences&&t.morphTargetInfluences.length>0){const i=[],n=[],s={};if(void 0!==t.morphTargetDictionary)for(const e in t.morphTargetDictionary)s[t.morphTargetDictionary[e]]=e;for(let a=0;a<t.morphTargetInfluences.length;++a){const o={};let l=!1;for(const t in r.morphAttributes){if("position"!==t&&"normal"!==t){l||(console.warn("GLTFExporter: Only POSITION and NORMAL morph are supported."),l=!0);continue}const i=r.morphAttributes[t][a],n=t.toUpperCase(),s=r.attributes[t];if(e.attributes.has(this.getUID(i,!0))){o[n]=e.attributes.get(this.getUID(i,!0));continue}const h=i.clone();if(!r.morphTargetsRelative)for(let t=0,e=i.count;t<e;t++)for(let e=0;e<i.itemSize;e++)0===e&&h.setX(t,i.getX(t)-s.getX(t)),1===e&&h.setY(t,i.getY(t)-s.getY(t)),2===e&&h.setZ(t,i.getZ(t)-s.getZ(t)),3===e&&h.setW(t,i.getW(t)-s.getW(t));o[n]=this.processAccessor(h,r),e.attributes.set(this.getUID(s,!0),o[n])}c.push(o),i.push(t.morphTargetInfluences[a]),void 0!==t.morphTargetDictionary&&n.push(s[a])}o.weights=i,n.length>0&&(o.extras={},o.extras.targetNames=n)}const p=Array.isArray(t.material);if(p&&0===r.groups.length)return null;const m=p?t.material:[t.material],g=p?r.groups:[{materialIndex:0,start:void 0,count:void 0}];for(let t=0,i=g.length;t<i;t++){const i={mode:a,attributes:l};if(this.serializeUserData(r,i),c.length>0&&(i.targets=c),null!==r.index){let n=this.getUID(r.index);void 0===g[t].start&&void 0===g[t].count||(n+=":"+g[t].start+":"+g[t].count),e.attributes.has(n)?i.indices=e.attributes.get(n):(i.indices=this.processAccessor(r.index,r,g[t].start,g[t].count),e.attributes.set(n,i.indices)),null===i.indices&&delete i.indices}const n=this.processMaterial(m[g[t].materialIndex]);null!==n&&(i.material=n),h.push(i)}o.primitives=h,i.meshes||(i.meshes=[]),this._invokeAll((function(e){e.writeMesh&&e.writeMesh(t,o)}));const f=i.meshes.push(o)-1;return e.meshes.set(s,f),f}processCamera(t){const e=this.json;e.cameras||(e.cameras=[]);const i=t.isOrthographicCamera,n={type:i?"orthographic":"perspective"};return i?n.orthographic={xmag:2*t.right,ymag:2*t.top,zfar:t.far<=0?.001:t.far,znear:t.near<0?0:t.near}:n.perspective={aspectRatio:t.aspect,yfov:mt.degToRad(t.fov),zfar:t.far<=0?.001:t.far,znear:t.near<0?0:t.near},""!==t.name&&(n.name=t.type),e.cameras.push(n)-1}processAnimation(t,e){const i=this.json,n=this.nodeMap;i.animations||(i.animations=[]);const s=(t=iu.Utils.mergeMorphTargetTracks(t.clone(),e)).tracks,r=[],a=[];for(let t=0;t<s.length;++t){const i=s[t],o=So.parseTrackName(i.name);let l=So.findNode(e,o.nodeName);const h=Cu[o.propertyName];if("bones"===o.objectName&&(l=!0===l.isSkinnedMesh?l.skeleton.getBoneByName(o.objectIndex):void 0),!l||!h)return console.warn('THREE.GLTFExporter: Could not export animation track "%s".',i.name),null;const c=1;let u,d=i.values.length/i.times.length;h===Cu.morphTargetInfluences&&(d/=l.morphTargetInfluences.length),!0===i.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline?(u="CUBICSPLINE",d/=3):u=i.getInterpolation()===O?"STEP":"LINEAR",a.push({input:this.processAccessor(new oi(i.times,c)),output:this.processAccessor(new oi(i.values,d)),interpolation:u}),r.push({sampler:a.length-1,target:{node:n.get(l),path:h}})}return i.animations.push({name:t.name||"clip_"+i.animations.length,samplers:a,channels:r}),i.animations.length-1}processSkin(t){const e=this.json,i=this.nodeMap,n=e.nodes[i.get(t)],s=t.skeleton;if(void 0===s)return null;const r=t.skeleton.bones[0];if(void 0===r)return null;const a=[],o=new Float32Array(16*s.bones.length),l=new ye;for(let e=0;e<s.bones.length;++e)a.push(i.get(s.bones[e])),l.copy(s.boneInverses[e]),l.multiply(t.bindMatrix).toArray(o,16*e);void 0===e.skins&&(e.skins=[]),e.skins.push({inverseBindMatrices:this.processAccessor(new oi(o,16)),joints:a,skeleton:i.get(r)});return n.skin=e.skins.length-1}processNode(t){const e=this.json,i=this.options,n=this.nodeMap;e.nodes||(e.nodes=[]);const s={};if(i.trs){const e=t.quaternion.toArray(),i=t.position.toArray(),n=t.scale.toArray();Iu(e,[0,0,0,1])||(s.rotation=e),Iu(i,[0,0,0])||(s.translation=i),Iu(n,[1,1,1])||(s.scale=n)}else t.matrixAutoUpdate&&t.updateMatrix(),!1===Iu(t.matrix.elements,[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1])&&(s.matrix=t.matrix.elements);if(""!==t.name&&(s.name=String(t.name)),this.serializeUserData(t,s),t.isMesh||t.isLine||t.isPoints){const e=this.processMesh(t);null!==e&&(s.mesh=e)}else t.isCamera&&(s.camera=this.processCamera(t));if(t.isSkinnedMesh&&this.skins.push(t),t.children.length>0){const e=[];for(let n=0,s=t.children.length;n<s;n++){const s=t.children[n];if(s.visible||!1===i.onlyVisible){const t=this.processNode(s);null!==t&&e.push(t)}}e.length>0&&(s.children=e)}this._invokeAll((function(e){e.writeNode&&e.writeNode(t,s)}

564));const r=e.nodes.push(s)-1;return n.set(t,r),r}processScene(t){const e=this.json,i=this.options;e.scenes||(e.scenes=[],e.scene=0);const n={};""!==t.name&&(n.name=t.name),e.scenes.push(n);const s=[];for(let e=0,n=t.children.length;e<n;e++){const n=t.children[e];if(n.visible||!1===i.onlyVisible){const t=this.processNode(n);null!==t&&s.push(t)}}s.length>0&&(n.nodes=s),this.serializeUserData(t,n)}processObjects(t){const e=new Lr;e.name="AuxScene";for(let i=0;i<t.length;i++)e.children.push(t[i]);this.processScene(e)}processInput(t){const e=this.options;t=t instanceof Array?t:[t],this._invokeAll((function(e){e.beforeParse&&e.beforeParse(t)}));const i=[];for(let e=0;e<t.length;e++)t[e]instanceof Lr?this.processScene(t[e]):i.push(t[e]);i.length>0&&this.processObjects(i);for(let t=0;t<this.skins.length;++t)this.processSkin(this.skins[t]);for(let i=0;i<e.animations.length;++i)this.processAnimation(e.animations[i],t[0]);this._invokeAll((function(e){e.afterParse&&e.afterParse(t)}))}_invokeAll(t){for(let e=0,i=this.plugins.length;e<i;e++)t(this.plugins[e])}}class Du{constructor(t){this.writer=t,this.name="KHR_lights_punctual"}writeNode(t,e){if(!t.isLight)return;if(!t.isDirectionalLight&&!t.isPointLight&&!t.isSpotLight)return void console.warn("THREE.GLTFExporter: Only directional, point, and spot lights are supported.",t);const i=this.writer,n=i.json,s=i.extensionsUsed,r={};t.name&&(r.name=t.name),r.color=t.color.toArray(),r.intensity=t.intensity,t.isDirectionalLight?r.type="directional":t.isPointLight?(r.type="point",t.distance>0&&(r.range=t.distance)):t.isSpotLight&&(r.type="spot",t.distance>0&&(r.range=t.distance),r.spot={},r.spot.innerConeAngle=(t.penumbra-1)*t.angle*-1,r.spot.outerConeAngle=t.angle),void 0!==t.decay&&2!==t.decay&&console.warn("THREE.GLTFExporter: Light decay may be lost. glTF is physically-based, and expects light.decay=2."),!t.target||t.target.parent===t&&0===t.target.position.x&&0===t.target.position.y&&-1===t.target.position.z||console.warn("THREE.GLTFExporter: Light direction may be lost. For best results, make light.target a child of the light with position 0,0,-1."),s[this.name]||(n.extensions=n.extensions||{},n.extensions[this.name]={lights:[]},s[this.name]=!0);const a=n.extensions[this.name].lights;a.push(r),e.extensions=e.extensions||{},e.extensions[this.name]={light:a.length-1}}}class Lu{constructor(t){this.writer=t,this.name="KHR_materials_unlit"}writeMaterial(t,e){if(!t.isMeshBasicMaterial)return;const i=this.writer.extensionsUsed;e.extensions=e.extensions||{},e.extensions[this.name]={},i[this.name]=!0,e.pbrMetallicRoughness.metallicFactor=0,e.pbrMetallicRoughness.roughnessFactor=.9}}class Qu{constructor(t){this.writer=t,this.name="KHR_materials_clearcoat"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||0===t.clearcoat)return;const i=this.writer,n=i.extensionsUsed,s={};if(s.clearcoatFactor=t.clearcoat,t.clearcoatMap){const e={index:i.processTexture(t.clearcoatMap)};i.applyTextureTransform(e,t.clearcoatMap),s.clearcoatTexture=e}if(s.clearcoatRoughnessFactor=t.clearcoatRoughness,t.clearcoatRoughnessMap){const e={index:i.processTexture(t.clearcoatRoughnessMap)};i.applyTextureTransform(e,t.clearcoatRoughnessMap),s.clearcoatRoughnessTexture=e}if(t.clearcoatNormalMap){const e={index:i.processTexture(t.clearcoatNormalMap)};i.applyTextureTransform(e,t.clearcoatNormalMap),s.clearcoatNormalTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class Pu{constructor(t){this.writer=t,this.name="KHR_materials_iridescence"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||0===t.iridescence)return;const i=this.writer,n=i.extensionsUsed,s={};if(s.iridescenceFactor=t.iridescence,t.iridescenceMap){const e={index:i.processTexture(t.iridescenceMap)};i.applyTextureTransform(e,t.iridescenceMap),s.iridescenceTexture=e}if(s.iridescenceIor=t.iridescenceIOR,s.iridescenceThicknessMinimum=t.iridescenceThicknessRange[0],s.iridescenceThicknessMaximum=t.iridescenceThicknessRange[1],t.iridescenceThicknessMap){const e={index:i.processTexture(t.iridescenceThicknessMap)};i.applyTextureTransform(e,t.iridescenceThicknessMap),s.iridescenceThicknessTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class Fu{constructor(t){this.writer=t,this.name="KHR_materials_transmission"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||0===t.transmission)return;const i=this.writer,n=i.extensionsUsed,s={};if(s.transmissionFactor=t.transmission,t.transmissionMap){const e={index:i.processTexture(t.transmissionMap)};i.applyTextureTransform(e,t.transmissionMap),s.transmissionTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class Nu{constructor(t){this.writer=t,this.name="KHR_materials_volume"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||0===t.transmission)return;const i=this.writer,n=i.extensionsUsed,s={};if(s.thicknessFactor=t.thickness,t.thicknessMap){const e={index:i.processTexture(t.thicknessMap)};i.applyTextureTransform(e,t.thicknessMap),s.thicknessTexture=e}s.attenuationDistance=t.attenuationDistance,s.attenuationColor=t.attenuationColor.toArray(),e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}class Uu{constructor(t){this.writer=t,this.name="KHR_materials_ior"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||1.5===t.ior)return;const i=this.writer.extensionsUsed,n={};n.ior=t.ior,e.extensions=e.extensions||{},e.extensions[this.name]=n,i[this.name]=!0}}

564class ku{constructor(t){this.writer=t,this.name="KHR_materials_specular"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||1===t.specularIntensity&&t.specularColor.equals(bu)&&!t.specularIntensityMap&&!t.specularColorTexture)return;const i=this.writer,n=i.extensionsUsed,s={};if(t.specularIntensityMap){const e={index:i.processTexture(t.specularIntensityMap)};i.applyTextureTransform(e,t.specularIntensityMap),s.specularTexture=e}if(t.specularColorMap){const e={index:i.processTexture(t.specularColorMap)};i.applyTextureTransform(e,t.specularColorMap),s.specularColorTexture=e}s.specularFactor=t.specularIntensity,s.specularColorFactor=t.specularColor.toArray(),e.extensions=e.extensions||{},e.extensions[this.name]=s,n[this.name]=!0}}iu.Utils={insertKeyframe:function(t,e){const i=.001,n=t.getValueSize(),s=new t.TimeBufferType(t.times.length+1),r=new t.ValueBufferType(t.values.length+n),a=t.createInterpolant(new t.ValueBufferType(n));let o;if(0===t.times.length){s[0]=e;for(let t=0;t<n;t++)r[t]=0;o=0}else if(e<t.times[0]){if(Math.abs(t.times[0]-e)<i)return 0;s[0]=e,s.set(t.times,1),r.set(a.evaluate(e),0),r.set(t.values,n),o=0}else if(e>t.times[t.times.length-1]){if(Math.abs(t.times[t.times.length-1]-e)<i)return t.times.length-1;s[s.length-1]=e,s.set(t.times,0),r.set(t.values,0),r.set(a.evaluate(e),t.values.length),o=s.length-1}else for(let l=0;l<t.times.length;l++){if(Math.abs(t.times[l]-e)<i)return l;if(t.times[l]<e&&t.times[l+1]>e){s.set(t.times.slice(0,l+1),0),s[l+1]=e,s.set(t.times.slice(l+1),l+2),r.set(t.values.slice(0,(l+1)*n),0),r.set(a.evaluate(e),(l+1)*n),r.set(t.values.slice((l+1)*n),(l+2)*n),o=l+1;break}}return t.times=s,t.values=r,o},mergeMorphTargetTracks:function(t,e){const i=[],n={},s=t.tracks;for(let t=0;t<s.length;++t){let r=s[t];const a=So.parseTrackName(r.name),o=So.findNode(e,a.nodeName);if("morphTargetInfluences"!==a.propertyName||void 0===a.propertyIndex){i.push(r);continue}if(r.createInterpolant!==r.InterpolantFactoryMethodDiscrete&&r.createInterpolant!==r.InterpolantFactoryMethodLinear){if(r.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline)throw new Error("THREE.GLTFExporter: Cannot merge tracks with glTF CUBICSPLINE interpolation.");console.warn("THREE.GLTFExporter: Morph target interpolation mode not yet supported. Using LINEAR instead."),r=r.clone(),r.setInterpolation(G)}const l=o.morphTargetInfluences.length,h=o.morphTargetDictionary[a.propertyIndex];if(void 0===h)throw new Error("THREE.GLTFExporter: Morph target name not found: "+a.propertyIndex);let c;if(void 0===n[o.uuid]){c=r.clone();const t=new c.ValueBufferType(l*c.times.length);for(let e=0;e<c.times.length;e++)t[e*l+h]=c.values[e];c.name=(a.nodeName||"")+".morphTargetInfluences",c.values=t,n[o.uuid]=c,i.push(c);continue}const u=r.createInterpolant(new r.ValueBufferType(1));c=n[o.uuid];for(let t=0;t<c.times.length;t++)c.values[t*l+h]=u.evaluate(c.times[t]);for(let t=0;t<r.times.length;t++){const e=this.insertKeyframe(c,r.times[t]);c.values[e*l+h]=r.values[t]}}return t.tracks=i,t}};
565/* @license
566 * Copyright 2021 Google LLC. All Rights Reserved.
567 * Licensed under the Apache License, Version 2.0 (the 'License');
568 * you may not use this file except in compliance with the License.
569 * You may obtain a copy of the License at
570 *
571 *     http://www.apache.org/licenses/LICENSE-2.0
572 *
573 * Unless required by applicable law or agreed to in writing, software
574 * distributed under the License is distributed on an 'AS IS' BASIS,
575 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
576 * See the License for the specific language governing permissions and
577 * limitations under the License.
578 */
579const Ou=t=>void 0!==t.material&&t.userData&&t.userData.variantMaterials&&!!Array.from(t.userData.variantMaterials.values()).filter((t=>Gu(t.material))),Gu=t=>t&&t.isMaterial&&!Array.isArray(t);class zu{constructor(t){this.writer=t,this.name="KHR_materials_variants",this.variantNames=[]}beforeParse(t){const e=new Set;for(const i of t)i.traverse((t=>{if(!Ou(t))return;const i=t.userData.variantMaterials,n=t.userData.variantData;for(const[t,s]of n){const n=i.get(s.index);n&&Gu(n.material)&&e.add(t)}}));e.forEach((t=>this.variantNames.push(t)))}writeMesh(t,e){if(!Ou(t))return;const i=t.userData,n=i.variantMaterials,s=i.variantData,r=new Map,a=new Map,o=Array.from(s.values()).sort(((t,e)=>t.index-e.index));for(const[t,e]of o.entries())a.set(e.index,t);for(const t of s.values()){const e=n.get(t.index);if(!e||!Gu(e.material))continue;const i=this.writer.processMaterial(e.material);r.has(i)||r.set(i,{material:i,variants:[]}),r.get(i).variants.push(a.get(t.index))}const l=Array.from(r.values()).map((t=>t.variants.sort(((t,e)=>t-e))&&t)).sort(((t,e)=>t.material-e.material));if(0===l.length)return;const h=Gu(i.originalMaterial)?this.writer.processMaterial(i.originalMaterial):-1;for(const t of e.primitives)h>=0&&(t.material=h),t.extensions=t.extensions||{},t.extensions[this.name]={mappings:l}}afterParse(){if(0===this.variantNames.length)return;const t=this.writer.json;t.extensions=t.extensions||{};const e=this.variantNames.map((t=>({name:t})));t.extensions[this.name]={variants:e},this.writer.extensionsUsed[this.name]=!0}}class Hu{constructor(t,e,i,n,s){this.xrLight=t,this.renderer=e,this.lightProbe=i,this.xrWebGLBinding=null,this.estimationStartCallback=s,this.frameCallback=this.onXRFrame.bind(this);const r=e.xr.getSession();if(n&&"XRWebGLBinding"in window){const i=new Wi(16);t.environment=i.texture;const n=e.getContext();switch(r.preferredReflectionFormat){case"srgba8":n.getExtension("EXT_sRGB");break;case"rgba16f":n.getExtension("OES_texture_half_float")}this.xrWebGLBinding=new XRWebGLBinding(r,n),this.lightProbe.addEventListener("reflectionchange",(()=>{this.updateReflection()}))}r.requestAnimationFrame(this.frameCallback)}updateReflection(){const t=this.renderer.properties.get(this.xrLight.environment);if(t){const e=this.xrWebGLBinding.getReflectionCubeMap(this.lightProbe);e&&(t.__webglTexture=e,this.xrLight.environment.needsPMREMUpdate=!0)}}onXRFrame(t,e){if(!this.xrLight)return;e.session.requestAnimationFrame(this.frameCallback);const i=e.getLightEstimate(this.lightProbe);if(i){this.xrLight.lightProbe.sh.fromArray(i.sphericalHarmonicsCoefficients),this.xrLight.lightProbe.intensity=1;const t=Math.max(1,Math.max(i.primaryLightIntensity.x,Math.max(i.primaryLightIntensity.y,i.primaryLightIntensity.z)));this.xrLight.directionalLight.color.setRGB(i.primaryLightIntensity.x/t,i.primaryLightIntensity.y/t,i.primaryLightIntensity.z/t),this.xrLight.directionalLight.intensity=t,this.xrLight.directionalLight.position.copy(i.primaryLightDirection),this.estimationStartCallback&&(this.estimationStartCallback(),this.estimationStartCallback=null)}}dispose(){this.xrLight=null,this.renderer=null,this.lightProbe=null,this.xrWebGLBinding=null}}class Vu extends br{constructor(t,e=!0){super(),this.lightProbe=new fo,this.lightProbe.intensity=0,this.add(this.lightProbe),this.directionalLight=new mo,this.directionalLight.intensity=0,this.add(this.directionalLight),this.environment=null;let i=null,n=!1;t.xr.addEventListener("sessionstart",(()=>{const s=t.xr.getSession();"requestLightProbe"in s&&s.requestLightProbe({reflectionFormat:s.preferredReflectionFormat}).then((s=>{i=new Hu(this,t,s,e,(()=>{n=!0,this.dispatchEvent({type:"estimationstart"})}))}))})),t.xr.addEventListener("sessionend",(()=>{i&&(i.dispose(),i=null),n&&this.dispatchEvent({type:"estimationend"})})),this.dispose=()=>{i&&(i.dispose(),i=null),this.remove(this.lightProbe),this.lightProbe=null,this.remove(this.directionalLight),this.directionalLight=null,this.environment=null}}}
580/* @license
581 * Copyright 2020 Google LLC. All Rights Reserved.
582 * Licensed under the Apache License, Version 2.0 (the 'License');
583 * you may not use this file except in compliance with the License.
584 * You may obtain a copy of the License at
585 *
586 *     http://www.apache.org/licenses/LICENSE-2.0
587 *
588 * Unless required by applicable law or agreed to in writing, software
589 * distributed under the License is distributed on an 'AS IS' BASIS,
590 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
591 * See the License for the specific language governing permissions and
592 * limitations under the License.
593 */class Wu{constructor(t=50){this.velocity=0,this.naturalFrequency=0,this.setDecayTime(t)}setDecayTime(t){this.naturalFrequency=1/Math.max(.001,t)}update(t,e,i,n){const s=2e-4*this.naturalFrequency;if(null==t||0===n)return e;if(t===e&&0===this.velocity)return e;if(i<0)return t;const r=t-e,a=this.velocity+this.naturalFrequency*r,o=r+i*a,l=Math.exp(-this.naturalFrequency*i),h=(a-this.naturalFrequency*o)*l,c=-this.naturalFrequency*(h+a*l);return Math.abs(h)<s*Math.abs(n)&&c*r>=0?(this.velocity=0,e):(this.velocity=h,e+o*l)}}
594/* @license
595 * Copyright 2020 Google LLC. All Rights Reserved.
596 * Licensed under the Apache License, Version 2.0 (the 'License');
597 * you may not use this file except in compliance with the License.
598 * You may obtain a copy of the License at
599 *
600 *     http://www.apache.org/licenses/LICENSE-2.0
601 *
602 * Unless required by applicable law or agreed to in writing, software
603 * distributed under the License is distributed on an 'AS IS' BASIS,
604 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
605 * See the License for the specific language governing permissions and
606 * limitations under the License.
607 */const qu=.2,ju=Math.PI/24,Yu=new gt,Ju=(t,e,i)=>{let n=e>0?i>0?0:-Math.PI/2:i>0?Math.PI/2:Math.PI;for(let s=0;s<=12;++s)t.push(e+.17*Math.cos(n),i+.17*Math.sin(n),0,e+qu*Math.cos(n),i+qu*Math.sin(n),0),n+=ju};class Xu extends Di{constructor(t,e){const i=new vi,n=[],s=[],{size:r,boundingBox:a}=t,o=r.x/2,l=("back"===e?r.y:r.z)/2;Ju(s,o,l),Ju(s,-o,l),Ju(s,-o,-l),Ju(s,o,-l);const h=s.length/3;for(let t=0;t<h-2;t+=2)n.push(t,t+1,t+3,t,t+3,t+2);const c=h-2;n.push(c,c+1,1,c,1,0),i.setAttribute("position",new ci(s,3)),i.setIndex(n),super(i),this.side=e;const u=this.material;switch(u.side=2,u.transparent=!0,u.opacity=0,this.goalOpacity=0,this.opacityDamper=new Wu,this.hitPlane=new Di(new en(2*(o+qu),2*(l+qu))),this.hitPlane.visible=!1,this.hitPlane.material.side=2,this.add(this.hitPlane),a.getCenter(this.position),e){case"bottom":this.rotateX(-Math.PI/2),this.shadowHeight=a.min.y,this.position.y=this.shadowHeight;break;case"back":this.shadowHeight=a.min.z,this.position.z=this.shadowHeight}t.target.add(this),this.offsetHeight=0}getHit(t,e,i){Yu.set(e,-i),this.hitPlane.visible=!0;const n=t.positionAndNormalFromPoint(Yu,this.hitPlane);return this.hitPlane.visible=!1,null==n?null:n.position}getExpandedHit(t,e,i){this.hitPlane.scale.set(1e3,1e3,1e3),this.hitPlane.updateMatrixWorld();const n=this.getHit(t,e,i);return this.hitPlane.scale.set(1,1,1),n}set offsetHeight(t){t-=.001,"back"===this.side?this.position.z=this.shadowHeight+t:this.position.y=this.shadowHeight+t}get offsetHeight(){return"back"===this.side?this.position.z-this.shadowHeight:this.position.y-this.shadowHeight}set show(t){this.goalOpacity=t?.75:0}updateOpacity(t){const e=this.material;e.opacity=this.opacityDamper.update(e.opacity,this.goalOpacity,t,1),this.visible=e.opacity>0}dispose(){var t;const{geometry:e,material:i}=this.hitPlane;e.dispose(),i.dispose(),this.geometry.dispose(),this.material.dispose(),null===(t=this.parent)||void 0===t||t.remove(this)}}
608/* @license
609 * Copyright 2019 Google LLC. All Rights Reserved.
610 * Licensed under the Apache License, Version 2.0 (the 'License');
611 * you may not use this file except in compliance with the License.
612 * You may obtain a copy of the License at
613 *
614 *     http://www.apache.org/licenses/LICENSE-2.0
615 *
616 * Unless required by applicable law or agreed to in writing, software
617 * distributed under the License is distributed on an 'AS IS' BASIS,
618 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
619 * See the License for the specific language governing permissions and
620 * limitations under the License.
621 */const Ku=(t,e)=>({type:"number",number:t,unit:e}),$u=(()=>{const t={};return e=>{const i=e;if(i in t)return t[i];const n=[];let s=0;for(;e;){if(++s>1e3){e="";break}const t=Zu(e),i=t.nodes[0];if(null==i||0===i.terms.length)break;n.push(i),e=t.remainingInput}return t[i]=n}})(),Zu=(()=>{const t=/^(\-\-|[a-z\u0240-\uffff])/i,e=/^([\*\+\/]|[\-]\s)/i,i=/^[\),]/;return n=>{const s=[];for(;n.length&&(n=n.trim(),!i.test(n));)if("("===n[0]){const{nodes:t,remainingInput:e}=nd(n);n=e,s.push({type:"function",name:{type:"ident",value:"calc"},arguments:t})}else if(t.test(n)){const t=td(n),e=t.nodes[0];if("("===(n=t.remainingInput)[0]){const{nodes:t,remainingInput:i}=nd(n);s.push({type:"function",name:e,arguments:t}),n=i}else s.push(e)}else if(e.test(n))s.push({type:"operator",value:n[0]}),n=n.slice(1);else{const{nodes:t,remainingInput:e}="#"===n[0]?id(n):ed(n);if(0===t.length)break;s.push(t[0]),n=e}return{nodes:[{type:"expression",terms:s}],remainingInput:n}}})(),td=(()=>{const t=/[^a-z0-9_\-\u0240-\uffff]/i;return e=>{const i=e.match(t);return{nodes:[{type:"ident",value:null==i?e:e.substr(0,i.index)}],remainingInput:null==i?"":e.substr(i.index)}}})(),ed=(()=>{const t=/[\+\-]?(\d+[\.]\d+|\d+|[\.]\d+)([eE][\+\-]?\d+)?/,e=/^[a-z%]+/i,i=/^(m|mm|cm|rad|deg|[%])$/;return n=>{const s=n.match(t),r=null==s?"0":s[0],a=(n=null==r?n:n.slice(r.length)).match(e);let o=null!=a&&""!==a[0]?a[0]:null;const l=null==a?n:n.slice(o.length);return null==o||i.test(o)||(o=null),{nodes:[{type:"number",number:parseFloat(r)||0,unit:o}],remainingInput:l}}})(),id=(()=>{const t=/^[a-f0-9]*/i;return e=>{const i=(e=e.slice(1).trim()).match(t);return{nodes:null==i?[]:[{type:"hex",value:i[0]}],remainingInput:null==i?e:e.slice(i[0].length)}}})(),nd=t=>{const e=[];for(t=t.slice(1).trim();t.length;){const i=Zu(t);if(e.push(i.nodes[0]),","===(t=i.remainingInput.trim())[0])t=t.slice(1).trim();else if(")"===t[0]){t=t.slice(1);break}}return{nodes:e,remainingInput:t}},sd=Symbol("visitedTypes");class rd{constructor(t){this[sd]=t}walk(t,e){const i=t.slice();for(;i.length;){const t=i.shift();switch(this[sd].indexOf(t.type)>-1&&e(t),t.type){case"expression":i.unshift(...t.terms);break;case"function":i.unshift(t.name,...t.arguments)}}}}const ad=Object.freeze({type:"number",number:0,unit:null}),od=(t,e=0)=>{let{number:i,unit:n}=t;if(isFinite(i)){if("rad"===t.unit||null==t.unit)return t}else i=e,n="rad";return{type:"number",number:("deg"===n&&null!=i?i:0)*Math.PI/180,unit:"rad"}},ld=(t,e=0)=>{let i,{number:n,unit:s}=t;if(isFinite(n)){if("m"===t.unit)return t}else n=e,s="m";switch(s){default:i=1;break;case"cm":i=.01;break;case"mm":i=.001}return{type:"number",number:i*n,unit:"m"}},hd=(()=>{const t=t=>t,e={rad:t,deg:od,m:t,mm:ld,cm:ld};return(t,i=ad)=>{isFinite(t.number)||(t.number=i.number,t.unit=i.unit);const{unit:n}=t;if(null==n)return t;const s=e[n];return null==s?i:s(t)}})();
622/* @license
623 * Copyright 2019 Google LLC. All Rights Reserved.
624 * Licensed under the Apache License, Version 2.0 (the 'License');
625 * you may not use this file except in compliance with the License.
626 * You may obtain a copy of the License at
627 *
628 *     http://www.apache.org/licenses/LICENSE-2.0
629 *
630 * Unless required by applicable law or agreed to in writing, software
631 * distributed under the License is distributed on an 'AS IS' BASIS,
632 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
633 * See the License for the specific language governing permissions and
634 * limitations under the License.
635 */
636/* @license
637 * Copyright 2019 Google LLC. All Rights Reserved.
638 * Licensed under the Apache License, Version 2.0 (the 'License');
639 * you may not use this file except in compliance with the License.
640 * You may obtain a copy of the License at
641 *
642 *     http://www.apache.org/licenses/LICENSE-2.0
643 *
644 * Unless required by applicable law or agreed to in writing, software
645 * distributed under the License is distributed on an 'AS IS' BASIS,
646 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
647 * See the License for the specific language governing permissions and
648 * limitations under the License.
649 */
650var cd,ud,dd;const Ad=Symbol("evaluate"),pd=Symbol("lastValue");class md{constructor(){this[cd]=null}static evaluatableFor(t,e=ad){if(t instanceof md)return t;if("number"===t.type)return"%"===t.unit?new vd(t,e):t;switch(t.name.value){case"calc":return new wd(t,e);case"env":return new xd(t)}return ad}static evaluate(t){return t instanceof md?t.evaluate():t}static isConstant(t){return!(t instanceof md)||t.isConstant}static applyIntrinsics(t,e){const{basis:i,keywords:n}=e,{auto:s}=n;return i.map(((e,i)=>{const r=null==s[i]?e:s[i];let a=t[i]?t[i]:r;if("ident"===a.type){const t=a.value;t in n&&(a=n[t][i])}return null!=a&&"ident"!==a.type||(a=r),"%"===a.unit?Ku(a.number/100*e.number,e.unit):(a=hd(a,e),a.unit!==e.unit?e:a)}))}get isConstant(){return!1}evaluate(){return this.isConstant&&null!=this[pd]||(this[pd]=this[Ad]()),this[pd]}}cd=pd;const gd=Symbol("percentage"),fd=Symbol("basis");class vd extends md{constructor(t,e){super(),this[gd]=t,this[fd]=e}get isConstant(){return!0}[Ad](){return Ku(this[gd].number/100*this[fd].number,this[fd].unit)}}const yd=Symbol("identNode");class xd extends md{constructor(t){super(),this[ud]=null;const e=t.arguments.length?t.arguments[0].terms[0]:null;null!=e&&"ident"===e.type&&(this[yd]=e)}get isConstant(){return!1}[(ud=yd,Ad)](){if(null!=this[yd]&&"window-scroll-y"===this[yd].value){return{type:"number",number:window.pageYOffset/(Math.max(document.body.scrollHeight,document.body.offsetHeight,document.documentElement.clientHeight,document.documentElement.scrollHeight,document.documentElement.offsetHeight)-window.innerHeight)||0,unit:null}}return ad}}const _d=/[\*\/]/,Ed=Symbol("evaluator");class wd extends md{constructor(t,e=ad){if(super(),this[dd]=null,1!==t.arguments.length)return;const i=t.arguments[0].terms.slice(),n=[];for(;i.length;){const t=i.shift();if(n.length>0){const i=n[n.length-1];if("operator"===i.type&&_d.test(i.value)){const i=n.pop(),s=n.pop();if(null==s)return;n.push(new Sd(i,md.evaluatableFor(s,e),md.evaluatableFor(t,e)));continue}}n.push("operator"===t.type?t:md.evaluatableFor(t,e))}for(;n.length>2;){const[t,i,s]=n.splice(0,3);if("operator"!==i.type)return;n.unshift(new Sd(i,md.evaluatableFor(t,e),md.evaluatableFor(s,e)))}1===n.length&&(this[Ed]=n[0])}get isConstant(){return null==this[Ed]||md.isConstant(this[Ed])}[(dd=Ed,Ad)](){return null!=this[Ed]?md.evaluate(this[Ed]):ad}}const Cd=Symbol("operator"),bd=Symbol("left"),Id=Symbol("right");class Sd extends md{constructor(t,e,i){super(),this[Cd]=t,this[bd]=e,this[Id]=i}get isConstant(){return md.isConstant(this[bd])&&md.isConstant(this[Id])}[Ad](){const t=hd(md.evaluate(this[bd])),e=hd(md.evaluate(this[Id])),{number:i,unit:n}=t,{number:s,unit:r}=e;if(null!=r&&null!=n&&r!=n)return ad;const a=n||r;let o;switch(this[Cd].value){case"+":o=i+s;break;case"-":o=i-s;break;case"/":o=i/s;break;case"*":o=i*s;break;default:return ad}return{type:"number",number:o,unit:a}}}const Md=Symbol("evaluatables"),Bd=Symbol("intrinsics");class Td extends md{constructor(t,e){super(),this[Bd]=e;const i=t[0],n=null!=i?i.terms:[];this[Md]=e.basis.map(((t,e)=>{const i=n[e];return null==i?{type:"ident",value:"auto"}:"ident"===i.type?i:md.evaluatableFor(i,t)}))}get isConstant(){for(const t of this[Md])if(!md.isConstant(t))return!1;return!0}[Ad](){const t=this[Md].map((t=>md.evaluate(t)));return md.applyIntrinsics(t,this[Bd]).map((t=>t.number))}}
651/* @license
652 * Copyright 2019 Google LLC. All Rights Reserved.
653 * Licensed under the Apache License, Version 2.0 (the 'License');

654 * you may not use this file except in compliance with the License.
655 * You may obtain a copy of the License at
656 *
657 *     http://www.apache.org/licenses/LICENSE-2.0
658 *
659 * Unless required by applicable law or agreed to in writing, software
660 * distributed under the License is distributed on an 'AS IS' BASIS,
661 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
662 * See the License for the specific language governing permissions and
663 * limitations under the License.
664 */var Rd,Dd,Ld,Qd;const Pd=Symbol("instances"),Fd=Symbol("activateListener"),Nd=Symbol("deactivateListener"),Ud=Symbol("notifyInstances"),kd=Symbol("notify"),Od=Symbol("callback");class Gd{constructor(t){this[Od]=t}static[Ud](){for(const t of Gd[Pd])t[kd]()}static[(Rd=Pd,Fd)](){window.addEventListener("scroll",this[Ud],{passive:!0})}static[Nd](){window.removeEventListener("scroll",this[Ud])}observe(){0===Gd[Pd].size&&Gd[Fd](),Gd[Pd].add(this)}disconnect(){Gd[Pd].delete(this),0===Gd[Pd].size&&Gd[Nd]()}[kd](){this[Od]()}}Gd[Rd]=new Set;const zd=Symbol("computeStyleCallback"),Hd=Symbol("astWalker"),Vd=Symbol("dependencies"),Wd=Symbol("onScroll");class qd{constructor(t){this[Dd]={},this[Ld]=new rd(["function"]),this[Qd]=()=>{this[zd]({relatedState:"window-scroll"})},this[zd]=t}observeEffectsFor(t){const e={},i=this[Vd];this[Hd].walk(t,(t=>{const{name:n}=t,s=t.arguments[0].terms[0];if("env"===n.value&&null!=s&&"ident"===s.type&&"window-scroll-y"===s.value)if(null==e["window-scroll"]){const t="window-scroll"in i?i["window-scroll"]:new Gd(this[Wd]);t.observe(),delete i["window-scroll"],e["window-scroll"]=t}}));for(const t in i){i[t].disconnect()}this[Vd]=e}dispose(){for(const t in this[Vd]){this[Vd][t].disconnect()}}}Dd=Vd,Ld=Hd,Qd=Wd;
665/* @license
666 * Copyright 2019 Google LLC. All Rights Reserved.
667 * Licensed under the Apache License, Version 2.0 (the 'License');
668 * you may not use this file except in compliance with the License.
669 * You may obtain a copy of the License at
670 *
671 *     http://www.apache.org/licenses/LICENSE-2.0
672 *
673 * Unless required by applicable law or agreed to in writing, software
674 * distributed under the License is distributed on an 'AS IS' BASIS,
675 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
676 * See the License for the specific language governing permissions and
677 * limitations under the License.
678 */
679const jd=t=>{const e=t.observeEffects||!1,i=t.intrinsics instanceof Function?t.intrinsics:()=>t.intrinsics;return(n,s)=>{const r=n.updated,a=n.connectedCallback,o=n.disconnectedCallback,l=Symbol(`${s}StyleEffector`),h=Symbol(`${s}StyleEvaluator`),c=Symbol(`${s}UpdateEvaluator`),u=Symbol(`${s}EvaluateAndSync`);Object.defineProperties(n,{[l]:{value:null,writable:!0},[h]:{value:null,writable:!0},[c]:{value:function(){const t=$u(this[s]);this[h]=new Td(t,i(this)),null==this[l]&&e&&(this[l]=new qd((()=>this[u]()))),null!=this[l]&&this[l].observeEffectsFor(t)}},[u]:{value:function(){if(null==this[h])return;const e=this[h].evaluate();this[t.updateHandler](e)}},updated:{value:function(t){t.has(s)&&(this[c](),this[u]()),r.call(this,t)}},connectedCallback:{value:function(){a.call(this),this.requestUpdate(s,this[s])}},disconnectedCallback:{value:function(){o.call(this),null!=this[l]&&(this[l].dispose(),this[l]=null)}}})}},Yd=t=>t<.5?2*t*t:(4-2*t)*t-1,Jd=(t,e,i=Yd)=>n=>t+(e-t)*i(n),Xd=t=>{const e=[],i=[];let n=t.initialValue;for(let s=0;s<t.keyframes.length;++s){const r=t.keyframes[s],{value:a,frames:o}=r,l=r.ease||Yd,h=Jd(n,a,l);e.push(h),i.push(o),n=a}return((t,e)=>{const i=e.map((n=0,t=>n+=t));var n;return e=>{e=th(e,0,1),e*=i[i.length-1];const n=i.findIndex((t=>t>=e)),s=n<1?0:i[n-1],r=i[n];return t[n]((e-s)/(r-s))}})(e,i)};
680/* @license
681 * Copyright 2019 Google LLC. All Rights Reserved.
682 * Licensed under the Apache License, Version 2.0 (the 'License');
683 * you may not use this file except in compliance with the License.
684 * You may obtain a copy of the License at
685 *
686 *     http://www.apache.org/licenses/LICENSE-2.0
687 *
688 * Unless required by applicable law or agreed to in writing, software
689 * distributed under the License is distributed on an 'AS IS' BASIS,
690 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
691 * See the License for the specific language governing permissions and
692 * limitations under the License.
693 */
694/* @license
695 * Copyright 2019 Google LLC. All Rights Reserved.
696 * Licensed under the Apache License, Version 2.0 (the 'License');

697 * you may not use this file except in compliance with the License.
698 * You may obtain a copy of the License at
699 *
700 *     http://www.apache.org/licenses/LICENSE-2.0
701 *
702 * Unless required by applicable law or agreed to in writing, software
703 * distributed under the License is distributed on an 'AS IS' BASIS,
704 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
705 * See the License for the specific language governing permissions and
706 * limitations under the License.
707 */
708var Kd=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const $d=Xd({initialValue:0,keyframes:[{frames:5,value:-1},{frames:1,value:-1},{frames:8,value:1},{frames:1,value:1},{frames:5,value:0},{frames:18,value:0}]}),Zd=Xd({initialValue:0,keyframes:[{frames:1,value:1},{frames:5,value:1},{frames:1,value:0},{frames:6,value:0}]}),tA="0deg 75deg 105%",eA=["front","right","back","left"],iA=["upper-","","lower-"],nA="auto",sA="basic",rA="wiggle",aA="none",oA=()=>({basis:[od(Ku(30,"deg"))],keywords:{auto:[null]}}),lA=()=>({basis:[od(Ku(12,"deg"))],keywords:{auto:[null]}}),hA=(()=>{const t=$u(tA)[0].terms,e=hd(t[0]),i=hd(t[1]);return t=>{const n=t[ff].idealCameraDistance();return{basis:[e,i,Ku(n,"m")],keywords:{auto:[null,null,Ku(105,"%")]}}}})(),cA=t=>{const e=2.2*t[ff].boundingSphere.radius;return{basis:[Ku(-1/0,"rad"),Ku(Math.PI/8,"rad"),Ku(e,"m")],keywords:{auto:[null,null,null]}}},uA=t=>{const e=hA(t),i=new Td([],e).evaluate()[2];return{basis:[Ku(1/0,"rad"),Ku(Math.PI-Math.PI/8,"rad"),Ku(i,"m")],keywords:{auto:[null,null,null]}}},dA=t=>{const e=t[ff].boundingBox.getCenter(new Ht);return{basis:[Ku(e.x,"m"),Ku(e.y,"m"),Ku(e.z,"m")],keywords:{auto:[null,null,null]}}},AA=Math.PI/2,pA=Math.PI/3,mA=AA/2,gA=2*Math.PI,fA=Symbol("controls"),vA=Symbol("panElement"),yA=Symbol("promptElement"),xA=Symbol("promptAnimatedContainer"),_A=Symbol("fingerAnimatedContainers"),EA=Symbol("deferInteractionPrompt"),wA=Symbol("updateAria"),CA=Symbol("updateCameraForRadius"),bA=Symbol("cancelPrompts"),IA=Symbol("onChange"),SA=Symbol("onPointerChange"),MA=Symbol("waitingToPromptUser"),BA=Symbol("userHasInteracted"),TA=Symbol("promptElementVisibleTime"),RA=Symbol("lastPromptOffset"),DA=Symbol("cancellationSource"),LA=Symbol("lastSpherical"),QA=Symbol("jumpCamera"),PA=Symbol("initialized"),FA=Symbol("maintainThetaPhi"),NA=Symbol("syncCameraOrbit"),UA=Symbol("syncFieldOfView"),kA=Symbol("syncCameraTarget"),OA=Symbol("syncMinCameraOrbit"),GA=Symbol("syncMaxCameraOrbit"),zA=Symbol("syncMinFieldOfView"),HA=Symbol("syncMaxFieldOfView"),VA=new gt,WA=new Ht,qA=Object.freeze({minimumRadius:0,maximumRadius:1/0,minimumPolarAngle:Math.PI/8,maximumPolarAngle:Math.PI-Math.PI/8,minimumAzimuthalAngle:-1/0,maximumAzimuthalAngle:1/0,minimumFieldOfView:10,maximumFieldOfView:45,touchAction:"none"}),jA=Math.PI/8,YA=.04,JA={USER_INTERACTION:"user-interaction",NONE:"none",AUTOMATIC:"automatic"};class XA extends et{constructor(t,e,i){super(),this.camera=t,this.element=e,this.scene=i,this.orbitSensitivity=1,this.inputSensitivity=1,this.changeSource=JA.NONE,this._interactionEnabled=!1,this._disableZoom=!1,this.isUserPointing=!1,this.enablePan=!0,this.enableTap=!0,this.panProjection=new ft,this.panPerPixel=0,this.spherical=new Lo,this.goalSpherical=new Lo,this.thetaDamper=new Wu,this.phiDamper=new Wu,this.radiusDamper=new Wu,this.logFov=Math.log(qA.maximumFieldOfView),this.goalLogFov=this.logFov,this.fovDamper=new Wu,this.touchMode=null,this.pointers=[],this.startTime=0,this.startPointerPosition={clientX:0,clientY:0},this.lastSeparation=0,this.touchDecided=!1,this.onContext=t=>{if(this.enablePan)t.preventDefault();else for(const t of this.pointers)this.onPointerUp(new PointerEvent("pointercancel",Object.assign(Object.assign({},this.startPointerPosition),{pointerId:t.id})))},this.touchModeZoom=(t,e)=>{if(!this._disableZoom){const t=this.twoTouchDistance(this.pointers[0],this.pointers[1]),e=YA*(this.lastSeparation-t)*50/this.scene.height;this.lastSeparation=t,this.userAdjustOrbit(0,0,e)}this.panPerPixel>0&&this.movePan(t,e)},this.disableScroll=t=>{t.preventDefault()},this.touchModeRotate=(t,e)=>{const{touchAction:i}=this._options;if(!this.touchDecided&&"none"!==i){this.touchDecided=!0;const n=Math.abs(t),s=Math.abs(e);if(this.changeSource===JA.USER_INTERACTION&&("pan-y"===i&&s>n||"pan-x"===i&&n>s))return void(this.touchMode=null);this.element.addEventListener("touchmove",this.disableScroll,{passive:!1})}this.handleSinglePointerMove(t,e)},this.onPointerDown=t=>{if(this.pointers.length>2)return;const{element:e}=this;0===this.pointers.length&&(e.addEventListener("pointermove",this.onPointerMove),e.addEventListener("pointerup",this.onPointerUp),this.touchMode=null,this.touchDecided=!1,this.startPointerPosition.clientX=t.clientX,this.startPointerPosition.clientY=t.clientY,this.startTime=performance.now());try{e.setPointerCapture(t.pointerId)}catch(t){}this.pointers.push({clientX:t.clientX,clientY:t.clientY,id:t.pointerId}),this.isUserPointing=!1,"touch"===t.pointerType?(this.changeSource=t.altKey?JA.AUTOMATIC:JA.USER_INTERACTION,this.onTouchChange(t)):(this.changeSource=JA.USER_INTERACTION,this.onMouseDown(t)),this.changeSource===JA.USER_INTERACTION&&this.dispatchEvent({type:"user-interaction"})},this.onPointerMove=t=>{const e=this.pointers.find((e=>e.id===t.pointerId));if(null==e)return;const i=this.pointers.length,n=(t.clientX-e.clientX)/i,s=(t.clientY-e.clientY)/i;0===n&&0===s||(e.clientX=t.clientX,e.clientY=t.clientY,"touch"===t.pointerType?(this.changeSource=t.altKey?JA.AUTOMATIC:JA.USER_INTERACTION,null!==this.touchMode&&this.touchMode(n,s)):(this.changeSource=JA.USER_INTERACTION,this.panPerPixel>0?this.movePan(n,s):this.handleSinglePointerMove(n,s)))},this.onPointerUp=t=>{const{element:e}=this,i=this.pointers.findIndex((e=>e.id===t.pointerId));-1!==i&&this.pointers.splice(i,1),this.panPerPixel>0&&!t.altKey&&this.resetRadius(),0===this.pointers.length?(e.removeEventListener("pointermove",this.onPointerMove),e.removeEventListener("pointerup",this.onPointerUp),e.removeEventListener("touchmove",this.disableScroll),this.enablePan&&this.enableTap&&this.recenter(t)):null!==this.touchMode&&this.onTouchChange(t),this.scene.element[vA].style.opacity=0,e.style.cursor="grab",this.panPerPixel=0,this.isUserPointing&&this.dispatchEvent({type:"pointer-change-end"})},this.onWheel=t=>{this.changeSource=JA.USER_INTERACTION;const e=t.deltaY*(1==t.deltaMode?18:1)*YA/30;this.userAdjustOrbit(0,0,e),t.preventDefault(),this.dispatchEvent({type:"user-interaction"})},this.onKeyDown=t=>{const{changeSource:e}=this;this.changeSource=JA.USER_INTERACTION;(t.shiftKey&&this.enablePan?this.panKeyCodeHandler(t):this.orbitZoomKeyCodeHandler(t))?(t.preventDefault(),this.dispatchEvent({type:"user-interaction"})):this.changeSource=e},this._options=Object.assign({},qA),this.setOrbit(0,Math.PI/2,1),this.setFieldOfView(100),this.jumpToGoal()}get interactionEnabled(){return this._interactionEnabled}enableInteraction(){if(!1===this._interactionEnabled){const{element:t}=this;t.addEventListener("pointerdown",this.onPointerDown),t.addEventListener("pointercancel",this.onPointerUp),this._disableZoom||t.addEventListener("wheel",this.onWheel),t.addEventListener("keydown",this.onKeyDown),t.addEventListener("touchmove",(()=>{}),{passive:!1}),t.addEventListener("contextmenu",this.onContext),this.element.style.cursor="grab",this._interactionEnabled=!0,this.updateTouchActionStyle()}}disableInteraction(){if(!0===this._interactionEnabled){const{element:t}=this;t.removeEventListener("pointerdown",this.onPointerDown),t.removeEventListener("pointermove",this.onPointerMove),t.removeEventListener("pointerup",this.onPointerUp),t.removeEventListener("pointercancel",this.onPointerUp),t.removeEventListener("wheel",this.onWheel),t.removeEventListener("keydown",this.onKeyDown),t.removeEventListener("contextmenu",this.onContext),t.style.cursor="",this.touchMode=null,this._interactionEnabled=!1,this.updateTouchActionStyle()}}get options(){return this._options}set disableZoom(t){this._disableZoom!=t&&(this._disableZoom=t,!0===t?this.element.removeEventListener("wheel",this.onWheel):this.element.addEventListener("wheel",this.onWheel),this.updateTouchActionStyle())}getCameraSpherical(t=new Lo){return t.copy(this.spherical)}getFieldOfView(){return this.camera.fov}applyOptions(t){Object.assign(this._options,t),this.setOrbit(),this.setFieldOfView(Math.exp(this.goalLogFov))}updateNearFar(t,e){this.camera.far=0===e?2:e,this.camera.near=Math.max(t,this.camera.far/1e3),this.camera.updateProjectionMatrix()}updateAspect(t){this.camera.aspect=t,this.camera.updateProjectionMatrix()}setOrbit(t=this.goalSpherical.theta,e=this.goalSpherical.phi,i=this.goalSpherical.radius){const{minimumAzimuthalAngle:n,maximumAzimuthalAngle:s,minimumPolarAngle:r,maximumPolarAngle:a,minimumRadius:o,maximumRadius:l}=this._options,{theta:h,phi:c,radius:u}=this.goalSpherical,d=th(t,n,s);isFinite(n)||isFinite(s)||(this.spherical.theta=this.wrapAngle(this.spherical.theta-d)+d);const A=th(e,r,a),p=th(i,o,l);return(d!==h||A!==c||p!==u)&&(!!(isFinite(d)&&isFinite(A)&&isFinite(p))&&(this.goalSpherical.theta=d,this.goalSpherical.phi=A,this.goalSpherical.radius=p,this.goalSpherical.makeSafe(),!0))}setRadius(t){this.goalSpherical.radius=t,this.setOrbit()}setFieldOfView(t){const{minimumFieldOfView:e,maximumFieldOfView:i}=this._options;t=th(t,e,i),this.goalLogFov=Math.log(t)}setDamperDecayTime(t){this.thetaDamper.setDecayTime(t),this.phiDamper.setDecayTime(t),this.radiusDamper.setDecayTime(t),this.fovDamper.setDecayTime(t)}adjustOrbit(t,e,i){const{theta:n,phi:s,radius:r}=this.goalSpherical,{minimumRadius:a,maximumRadius:o,minimumFieldOfView:l,maximumFieldOfView:h}=this._options,c=this.spherical.theta-n,u=Math.PI-.001,d=n-th(t,-u-c,u-c),A=s-e,p=0===i?0:((i>0?o:a)-r)/(Math.log(i>0?h:l)-this.goalLogFov),m=r+i*(isFinite(p)?p:2*(o-a));if(this.setOrbit(d,A,m),0!==i){const t=this.goalLogFov+i;this.setFieldOfView(Math.exp(t))}}jumpToGoal(){this.update(0,1e4)}update(t,e){if(this.isStationary())return!1;const{maximumPolarAngle:i,maximumRadius:n}=this._options,s=this.spherical.theta-this.goalSpherical.theta;return Math.abs(s)>Math.PI&&!isFinite(this._options.minimumAzimuthalAngle)&&!isFinite(this._options.maximumAzimuthalAngle)&&(this.spherical.theta-=2*Math.sign(s)*Math.PI),this.spherical.theta=this.thetaDamper.update(this.spherical.theta,this.goalSpherical.theta,e,Math.PI),this.spherical.phi=this.phiDamper.update(this.spherical.phi,this.goalSpherical.phi,e,i),this.spherical.radius=this.radiusDamper.update(this.spherical.radius,this.goalSpherical.radius,e,n),this.logFov=this.fovDamper.update(this.logFov,this.goalLogFov,e,1),this.moveCamera(),!0}updateTouchActionStyle(){const{style:t}=this.element;if(this._interactionEnabled){const{touchAction:e}=this._options;this._disableZoom&&"none"!==e?t.touchAction="manipulation":t.touchAction=e}else t.touchAction=""}isStationary(){return this.goalSpherical.theta===this.spherical.theta&&this.goalSpherical.phi===this.spherical.phi&&this.goalSpherical.radius===this.spherical.radius&&this.goalLogFov===this.logFov}moveCamera(){this.spherical.makeSafe(),this.camera.position.setFromSpherical(this.spherical),this.camera.setRotationFromEuler(new Be(this.spherical.phi-Math.PI/2,this.spherical.theta,0,"YXZ")),this.camera.fov!==Math.exp(this.logFov)&&(this.camera.fov=Math.exp(this.logFov),this.camera.updateProjectionMatrix())}userAdjustOrbit(t,e,i){this.adjustOrbit(t*this.orbitSensitivity*this.inputSensitivity,e*this.orbitSensitivity*this.inputSensitivity,i*this.inputSensitivity)}wrapAngle(t){const e=(t+Math.PI)/(2*Math.PI);return 2*(e-Math.floor(e))*Math.PI-Math.PI}pixelLengthToSphericalAngle(t){return 2*Math.PI*t/this.scene.height}twoTouchDistance(t,e){const{clientX:i,clientY:n}=t,{clientX:s,clientY:r}=e,a=s-i,o=r-n;return Math.sqrt(a*a+o*o)}handleSinglePointerMove(t,e){const i=this.pixelLengthToSphericalAngle(t),n=this.pixelLengthToSphericalAngle(e);!1===this.isUserPointing&&(this.isUserPointing=!0,this.dispatchEvent({type:"pointer-change-start"})),this.userAdjustOrbit(i,n,0)}initializePan(){const{theta:t,phi:e}=this.spherical,i=t-this.scene.yaw;this.panPerPixel=.018/this.scene.height,this.panProjection.set(-Math.cos(i),-Math.cos(e)*Math.sin(i),0,0,Math.sin(e),0,Math.sin(i),-Math.cos(e)*Math.cos(i),0)}movePan(t,e){const{scene:i}=this,n=WA.set(t,e,0).multiplyScalar(this.inputSensitivity),s=this.spherical.radius*Math.exp(this.logFov)*this.panPerPixel;n.multiplyScalar(s);const r=i.getTarget();r.add(n.applyMatrix3(this.panProjection)),i.boundingSphere.clampPoint(r,r),i.setTarget(r.x,r.y,r.z)}recenter(t){if(performance.now()>this.startTime+300||Math.abs(t.clientX-this.startPointerPosition.clientX)>2||Math.abs(t.clientY-this.startPointerPosition.clientY)>2)return;const{scene:e}=this,i=e.positionAndNormalFromPoint(e.getNDC(t.clientX,t.clientY));if(null==i){const{cameraTarget:t}=e.element;e.element.cameraTarget="",e.element.cameraTarget=t,this.userAdjustOrbit(0,0,1)}else e.target.worldToLocal(i.position),e.setTarget(i.position.x,i.position.y,i.position.z)}resetRadius(){const{scene:t}=this,e=t.positionAndNormalFromPoint(VA.set(0,0));if(null==e)return;t.target.worldToLocal(e.position);const i=t.getTarget(),{theta:n,phi:s}=this.spherical,r=n-t.yaw,a=WA.set(Math.sin(s)*Math.sin(r),Math.cos(s),Math.sin(s)*Math.cos(r)),o=a.dot(e.position.sub(i));i.add(a.multiplyScalar(o)),t.setTarget(i.x,i.y,i.z),this.setOrbit(void 0,void 0,this.goalSpherical.radius-o)}onTouchChange(t){if(1===this.pointers.length)this.touchMode=this.touchModeRotate;else{if(this._disableZoom)return this.touchMode=null,void this.element.removeEventListener("touchmove",this.disableScroll);this.touchMode=this.touchDecided&&null===this.touchMode?null:this.touchModeZoom,this.touchDecided=!0,this.element.addEventListener("touchmove",this.disableScroll,{passive:!1}),this.lastSeparation=this.twoTouchDistance(this.pointers[0],this.pointers[1]),this.enablePan&&null!=this.touchMode&&(this.initializePan(),t.altKey||(this.scene.element[vA].style.opacity=1))}}onMouseDown(t){this.panPerPixel=0,this.enablePan&&(2===t.button||t.ctrlKey||t.metaKey||t.shiftKey)&&(this.initializePan(),this.scene.element[vA].style.opacity=1),this.element.style.cursor="grabbing"}orbitZoomKeyCodeHandler(t){let e=!0;switch(t.key){case"PageUp":this.userAdjustOrbit(0,0,YA);break;case"PageDown":this.userAdjustOrbit(0,0,-.04);break;case"ArrowUp":this.userAdjustOrbit(0,-jA,0);break;case"ArrowDown":this.userAdjustOrbit(0,jA,0);break;case"ArrowLeft":this.userAdjustOrbit(-jA,0,0);break;case"ArrowRight":this.userAdjustOrbit(jA,0,0);break;default:e=!1}return e}panKeyCodeHandler(t){this.initializePan();let e=!0;switch(t.key){case"ArrowUp":this.movePan(0,-10);break;case"ArrowDown":this.movePan(0,10);break;case"ArrowLeft":this.movePan(-10,0);break;case"ArrowRight":this.movePan(10,0);break;default:e=!1}return e}}
709/* @license
710 * Copyright 2019 Google LLC. All Rights Reserved.
711 * Licensed under the Apache License, Version 2.0 (the 'License');

712 * you may not use this file except in compliance with the License.
713 * You may obtain a copy of the License at
714 *
715 *     http://www.apache.org/licenses/LICENSE-2.0
716 *
717 * Unless required by applicable law or agreed to in writing, software
718 * distributed under the License is distributed on an 'AS IS' BASIS,
719 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
720 * See the License for the specific language governing permissions and
721 * limitations under the License.
722 */const KA="not-presenting",$A="session-started",ZA="object-placed",tp="failed",ep="tracking",ip="not-tracking",np=new Ht,sp=new ye,rp=new Ht,ap=new Gi(45,1,.1,100);class op extends et{constructor(t){super(),this.renderer=t,this.currentSession=null,this.placeOnWall=!1,this.placementBox=null,this.lastTick=null,this.turntableRotation=null,this.oldShadowIntensity=null,this.frame=null,this.initialHitSource=null,this.transientHitTestSource=null,this.inputSource=null,this._presentedScene=null,this.resolveCleanup=null,this.exitWebXRButtonContainer=null,this.overlay=null,this.xrLight=null,this.tracking=!0,this.frames=0,this.initialized=!1,this.oldTarget=new Ht,this.placementComplete=!1,this.isTranslating=!1,this.isRotating=!1,this.isTwoFingering=!1,this.lastDragPosition=new Ht,this.firstRatio=0,this.lastAngle=0,this.goalPosition=new Ht,this.goalYaw=0,this.goalScale=1,this.xDamper=new Wu,this.yDamper=new Wu,this.zDamper=new Wu,this.yawDamper=new Wu,this.scaleDamper=new Wu,this.onExitWebXRButtonContainerClick=()=>this.stopPresenting(),this.onUpdateScene=()=>{null!=this.placementBox&&this.isPresenting&&(this.placementBox.dispose(),this.placementBox=new Xu(this.presentedScene,this.placeOnWall?"back":"bottom"))},this.onSelectStart=t=>{const e=this.transientHitTestSource;if(null==e)return;const i=this.frame.getHitTestResultsForTransientInput(e),n=this.presentedScene,s=this.placementBox;if(1===i.length){this.inputSource=t.inputSource;const{axes:e}=this.inputSource.gamepad,i=s.getHit(this.presentedScene,e[0],e[1]);s.show=!0,null!=i?(this.isTranslating=!0,this.lastDragPosition.copy(i)):!1===this.placeOnWall&&(this.isRotating=!0,this.lastAngle=1.5*e[0])}else if(2===i.length){s.show=!0,this.isTwoFingering=!0;const{separation:t}=this.fingerPolar(i);this.firstRatio=t/n.scale.x}},this.onSelectEnd=()=>{this.isTranslating=!1,this.isRotating=!1,this.isTwoFingering=!1,this.inputSource=null,this.goalPosition.y+=this.placementBox.offsetHeight*this.presentedScene.scale.x,this.placementBox.show=!1},this.threeRenderer=t.threeRenderer,this.threeRenderer.xr.enabled=!0}async resolveARSession(){Kl();const t=await navigator.xr.requestSession("immersive-ar",{requiredFeatures:["hit-test"],optionalFeatures:["dom-overlay","light-estimation"],domOverlay:this.overlay?{root:this.overlay}:void 0});return this.threeRenderer.xr.setReferenceSpaceType("local"),await this.threeRenderer.xr.setSession(t),this.threeRenderer.xr.cameraAutoUpdate=!1,t}get presentedScene(){return this._presentedScene}async supportsPresentation(){try{return Kl(),await navigator.xr.isSessionSupported("immersive-ar")}catch(t){return console.warn("Request to present in WebXR denied:"),console.warn(t),console.warn("Falling back to next ar-mode"),!1}}async present(t,e=!1){this.isPresenting&&console.warn("Cannot present while a model is already presenting");let i=new Promise(((t,e)=>{requestAnimationFrame((()=>t()))}));t.setHotspotsVisibility(!1),t.queueRender(),await i,this._presentedScene=t,this.overlay=t.element.shadowRoot.querySelector("div.default"),!0===e&&(this.xrLight=new Vu(this.threeRenderer),this.xrLight.addEventListener("estimationstart",(()=>{if(!this.isPresenting||null==this.xrLight)return;const t=this.presentedScene;t.add(this.xrLight),t.environment=this.xrLight.environment})));const n=await this.resolveARSession();n.addEventListener("end",(()=>{this.postSessionCleanup()}),{once:!0});const s=t.element.shadowRoot.querySelector(".slot.exit-webxr-ar-button");s.classList.add("enabled"),s.addEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=s;const r=await n.requestReferenceSpace("viewer");this.tracking=!0,this.frames=0,this.initialized=!1,this.turntableRotation=t.yaw,this.goalYaw=t.yaw,this.goalScale=1,t.background=null,this.oldSha

722dowIntensity=t.shadowIntensity,t.setShadowIntensity(.01),this.oldTarget.copy(t.getTarget()),t.element.addEventListener("load",this.onUpdateScene);const a=20*Math.PI/180,o=!0===this.placeOnWall?void 0:new XRRay(new DOMPoint(0,0,0),{x:0,y:-Math.sin(a),z:-Math.cos(a)});n.requestHitTestSource({space:r,offsetRay:o}).then((t=>{this.initialHitSource=t})),this.currentSession=n,this.placementBox=new Xu(t,this.placeOnWall?"back":"bottom"),this.placementComplete=!1,this.lastTick=performance.now(),this.dispatchEvent({type:"status",status:$A})}async stopPresenting(){if(!this.isPresenting)return;const t=new Promise((t=>{this.resolveCleanup=t}));try{await this.currentSession.end(),await t}catch(t){console.warn("Error while trying to end WebXR AR session"),console.warn(t),this.postSessionCleanup()}}get isPresenting(){return null!=this.presentedScene}get target(){return this.oldTarget}updateTarget(){const t=this.presentedScene;if(null!=t){const e=t.getTarget();this.oldTarget.copy(e),this.placeOnWall?e.z=t.boundingBox.min.z:e.y=t.boundingBox.min.y,t.setTarget(e.x,e.y,e.z)}}postSessionCleanup(){const t=this.currentSession;null!=t&&(t.removeEventListener("selectstart",this.onSelectStart),t.removeEventListener("selectend",this.onSelectEnd),this.currentSession=null);const e=this.presentedScene;if(this._presentedScene=null,null!=e){const{element:t}=e;null!=this.xrLight&&(e.remove(this.xrLight),this.xrLight.dispose(),this.xrLight=null),e.position.set(0,0,0),e.scale.set(1,1,1),e.setShadowOffset(0);const i=this.turntableRotation;null!=i&&(e.yaw=i);const n=this.oldShadowIntensity;null!=n&&e.setShadowIntensity(n),e.setEnvironmentAndSkybox(t[sh],t[rh]);const s=this.oldTarget;e.setTarget(s.x,s.y,s.z),e.xrCamera=null,e.element.removeEventListener("load",this.onUpdateScene),e.orientHotspots(0),t.requestUpdate("cameraTarget"),t.requestUpdate("maxCameraOrbit"),t[_f](t.getBoundingClientRect()),requestAnimationFrame((()=>{e.element.dispatchEvent(new CustomEvent("camera-change",{detail:{source:JA.NONE}}))}))}this.renderer.height=0;const i=this.exitWebXRButtonContainer;null!=i&&(i.classList.remove("enabled"),i.removeEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=null);const n=this.transientHitTestSource;null!=n&&(n.cancel(),this.transientHitTestSource=null);const s=this.initialHitSource;null!=s&&(s.cancel(),this.initialHitSource=null),null!=this.placementBox&&(this.placementBox.dispose(),this.placementBox=null),this.lastTick=null,this.turntableRotation=null,this.oldShadowIntensity=null,this.frame=null,this.inputSource=null,this.overlay=null,null!=this.resolveCleanup&&this.resolveCleanup(),this.dispatchEvent({type:"status",status:KA})}updateView(t){const e=this.presentedScene,i=this.threeRenderer.xr;i.updateCamera(ap),e.xrCamera=i.getCamera();const{elements:n}=e.getCamera().matrixWorld;if(e.orientHotspots(Math.atan2(n[1],n[5])),this.initialized||(this.placeInitially(),this.initialized=!0),t.requestViewportScale&&t.recommendedViewportScale){const e=t.recommendedViewportScale;t.requestViewportScale(Math.max(e,.25))}const s=i.getBaseLayer();if(null!=s){const e=s instanceof XRWebGLLayer?s.getViewport(t):i.getBinding().getViewSubImage(s,t).viewport;this.threeRenderer.setViewport(e.x,e.y,e.width,e.height)}}placeInitially(){const t=this.presentedScene,{position:e,element:i}=t,n=t.getCamera(),{width:s,height:r}=this.overlay.getBoundingClientRect();t.setSize(s,r),n.projectionMatrixInverse.copy(n.projectionMatrix).invert();const{theta:a,radius:o}=i.getCameraOrbit(),l=n.getWorldDirection(np);t.yaw=Math.atan2(-l.x,-l.z)-a,this.goalYaw=t.yaw,e.copy(n.position).add(l.multiplyScalar(o)),this.updateTarget();const h=t.getTarget();e.add(h).sub(this.oldTarget),this.goalPosition.copy(e),t.setHotspotsVisibility(!0);const{session:c}=this.frame;c.addEventListener("selectstart",this.onSelectStart),c.addEventListener("selectend",this.onSelectEnd),c.requestHitTestSourceForTransientInput({profile:"generic-touchscreen"}).then((t=>{this.transientHitTestSource=t}))}getTouchLocation(){const{axes:t}=this.inputSource.gamepad;let e=this.placementBox.getExpandedHit(this.presentedScene,t[0],t[1]);return null!=e&&(np.copy(e).sub(this.presentedScene.getCamera().position),np.length()>10)?null:e}getHitPoint(t){const e=this.threeRenderer.xr.getReferenceSpace(),i=t.getPose(e);if(null==i)return null;const n=sp.fromArray(i.transform.matrix);return!0===this.placeOnWall&&(this.goalYaw=Math.atan2(n.elements[4],n.elements[6])),n.elements[5]>.75!==this.placeOnWall?rp.setFromMatrixPosition(n):null}moveToFloor(t){const e=this.initialHitSource;if(null==e)return;const i=t.getHitTestResults(e);if(0==i.length)return;const n=i[0],s=this.getHitPoint(n);null!=s&&(this.placementBox.show=!0,this.isTranslating||(this.placeOnWall?this.goalPosition.copy(s):this.goalPosition.y=s.y),e.cancel(),this.initialHitSource=null,this.dispatchEvent({type:"status",status:ZA}))}fingerPolar(t){const e=t[0].inputSource.gamepad.axes,i=t[1].inputSource.gamepad.axes,n=i[0]-e[0],s=i[1]-e[1],r=Math.atan2(s,n);let a=this.lastAngle-r;return a>Math.PI?a-=2*Math.PI:a<-Math.PI&&(a+=2*Math.PI),this.lastAngle=r,{separation:Math.sqrt(n*n+s*s),deltaYaw:a}}processInput(t){const e=this.transientHitTestSource;if(null==e)return;if(!this.isTranslating&&!this.isTwoFingering&&!this.isRotating)return;const i=t.getHitTestResultsForTransientInput(e),n=this.presentedScene,s=n.scale.x;if(this.isTwoFingering)if(i.length<2)this.isTwoFingering=!1;else{const{separation:t,deltaYaw:e}=this.fingerPolar(i);if(!1===this.placeOnWall&&(this.goalYaw+=e),n.canScale){const e=t/this.firstRatio;this.goalScale=e<1.3&&e>.7692307692307692?1:e}}else if(2!==i.length)if(this.isRotating){const t=1.5*this.inputSource.gamepad.axes[0];this.goalYaw+=t-this.lastAngle,this.lastAngle=t}

722else this.isTranslating&&i.forEach((t=>{if(t.inputSource!==this.inputSource)return;let e=null;if(t.results.length>0&&(e=this.getHitPoint(t.results[0])),null==e&&(e=this.getTouchLocation()),null!=e){if(this.goalPosition.sub(this.lastDragPosition),!1===this.placeOnWall){const t=e.y-this.lastDragPosition.y;if(t<0){this.placementBox.offsetHeight=t/s,this.presentedScene.setShadowOffset(t);const i=np.copy(n.getCamera().position),r=-t/(i.y-e.y);i.multiplyScalar(r),e.multiplyScalar(1-r).add(i)}}this.goalPosition.add(e),this.lastDragPosition.copy(e)}}));else{this.isTranslating=!1,this.isRotating=!1,this.isTwoFingering=!0;const{separation:t}=this.fingerPolar(i);this.firstRatio=t/s}}moveScene(t){const e=this.presentedScene,{position:i,yaw:n}=e,s=e.boundingSphere.radius,r=this.goalPosition,a=e.scale.x,o=this.placementBox;let l=JA.NONE;if(!r.equals(i)||this.goalScale!==a){l=JA.USER_INTERACTION;let{x:n,y:h,z:c}=i;n=this.xDamper.update(n,r.x,t,s),h=this.yDamper.update(h,r.y,t,s),c=this.zDamper.update(c,r.z,t,s),i.set(n,h,c);const u=this.scaleDamper.update(a,this.goalScale,t,1);if(e.scale.set(u,u,u),!this.isTranslating){const t=r.y-h;this.placementComplete&&!1===this.placeOnWall?(o.offsetHeight=t/u,e.setShadowOffset(t)):0===t&&(this.placementComplete=!0,o.show=!1,e.setShadowIntensity(.8))}}o.updateOpacity(t),e.updateTarget(t),e.yaw=this.yawDamper.update(n,this.goalYaw,t,Math.PI),e.element.dispatchEvent(new CustomEvent("camera-change",{detail:{source:l}}))}onWebXRFrame(t,e){this.frame=e,++this.frames;const i=this.threeRenderer.xr.getReferenceSpace(),n=e.getViewerPose(i);null==n&&!0===this.tracking&&this.frames>30&&(this.tracking=!1,this.dispatchEvent({type:"tracking",status:ip}));const s=this.presentedScene;if(null==n||null==s||!s.element.loaded)return void this.threeRenderer.clear();!1===this.tracking&&(this.tracking=!0,this.dispatchEvent({type:"tracking",status:ep}));let r=!0;for(const i of n.views){if(this.updateView(i),r){this.moveToFloor(e),this.processInput(e);const i=t-this.lastTick;this.moveScene(i),this.renderer.preRender(s,t,i),this.lastTick=t,s.renderShadow(this.threeRenderer)}this.threeRenderer.render(s,s.getCamera()),r=!1}}}
723/* @license
724 * Copyright 2019 Google LLC. All Rights Reserved.
725 * Licensed under the Apache License, Version 2.0 (the 'License');
726 * you may not use this file except in compliance with the License.
727 * You may obtain a copy of the License at
728 *
729 *     http://www.apache.org/licenses/LICENSE-2.0
730 *
731 * Unless required by applicable law or agreed to in writing, software
732 * distributed under the License is distributed on an 'AS IS' BASIS,
733 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
734 * See the License for the specific language governing permissions and
735 * limitations under the License.
736 */class lp{constructor(t){t.threeRenderer.debug={checkShaderErrors:!0},Promise.resolve().then((()=>{self.dispatchEvent(new CustomEvent("model-viewer-renderer-debug",{detail:{renderer:t,THREE:{ShaderMaterial:ki,Texture:Nt,Mesh:Di,Scene:Lr,PlaneGeometry:en,Orthogra

736phicCamera:An,WebGLRenderTarget:kt}}}))}))}addScene(t){self.dispatchEvent(new CustomEvent("model-viewer-scene-added-debug",{detail:{scene:t}}))}removeScene(t){self.dispatchEvent(new CustomEvent("model-viewer-scene-removed-debug",{detail:{scene:t}}))}}function hp(t){const e=new Map,i=new Map,n=t.clone();return cp(t,n,(function(t,n){e.set(n,t),i.set(t,n)})),n.traverse((function(t){if(!t.isSkinnedMesh)return;const n=t,s=e.get(t),r=s.skeleton.bones;n.skeleton=s.skeleton.clone(),n.bindMatrix.copy(s.bindMatrix),n.skeleton.bones=r.map((function(t){return i.get(t)})),n.bind(n.skeleton,n.bindMatrix)})),n}function cp(t,e,i){i(t,e);for(let n=0;n<t.children.length;n++)cp(t.children[n],e.children[n],i)}
737/* @license
738 * Copyright 2020 Google LLC. All Rights Reserved.
739 * Licensed under the Apache License, Version 2.0 (the 'License');
740 * you may not use this file except in compliance with the License.
741 * You may obtain a copy of the License at
742 *
743 *     http://www.apache.org/licenses/LICENSE-2.0
744 *
745 * Unless required by applicable law or agreed to in writing, software
746 * distributed under the License is distributed on an 'AS IS' BASIS,
747 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
748 * See the License for the specific language governing permissions and
749 * limitations under the License.
750 */const up=Symbol("prepared"),dp=Symbol("prepare"),Ap=Symbol("preparedGLTF"),pp=Symbol("clone");class mp{constructor(t){this[Ap]=t}static prepare(t){if(null==t.scene)throw new Error("Model does not have a scene");if(t[up])return t;const e=this[dp](t);return e[up]=!0,e}static[dp](t){const{scene:e}=t,i=[e];return Object.assign(Object.assign({},t),{scene:e,scenes:i})}get parser(){return this[Ap].parser}get animations(){return this[Ap].animations}get scene(){return this[Ap].scene}get scenes(){return this[Ap].scenes}get cameras(){return this[Ap].cameras}get asset(){return this[Ap].asset}get userData(){return this[Ap].userData}clone(){return new(0,this.constructor)(this[pp]())}dispose(){this.scenes.forEach((t=>{t.traverse((t=>{if(!t.isMesh)return;const e=t;(Array.isArray(e.material)?e.material:[e.material]).forEach((t=>{for(const e in t){const i=t[e];if(i instanceof Nt){const t=i.source.data;null!=t.close&&t.close(),i.dispose()}}t.dispose()})),e.geometry.dispose()}))}))}[pp](){const t=this[Ap],e=hp(this.scene);gp(e,this.scene);const i=[e],n=t.userData?Object.assign({},t.userData):{};return Object.assign(Object.assign({},t),{scene:e,scenes:i,userData:n})}}const gp=(t,e)=>{fp(t,e,((t,e)=>{void 0!==e.userData.variantMaterials&&(t.userData.variantMaterials=new Map(e.userData.variantMaterials)),void 0!==e.userData.variantData&&(t.userData.variantData=e.userData.variantData),void 0!==e.userData.originalMaterial&&(t.userData.originalMaterial=e.userData.originalMaterial)}))},fp=(t,e,i)=>{i(t,e);for(let n=0;n<t.children.length;n++)fp(t.children[n],e.children[n],i)},vp=Symbol("threeGLTF"),yp=Symbol("gltf"),xp=Symbol("gltfElementMap"),_p=Symbol("threeObjectMap"),Ep=Symbol("parallelTraverseThreeScene"),wp=Symbol("correlateOriginalThreeGLTF"),Cp=Symbol("correlateCloneThreeGLTF");class bp{constructor(t,e,i,n){this[vp]=t,this[yp]=e,this[xp]=n,this[_p]=i}static from(t,e){return null!=e?this[Cp](t,e):this[wp](t)}static[wp](t){const e=t.parser.json,i=t.parser.associations,n=new Map,s={name:"Default"},r={type:"materials",index:-1};for(const t of i.keys())t instanceof ni&&null==i.get(t)&&(r.index<0&&(null==e.materials&&(e.materials=[]),r.index=e.materials.length,e.materials.push(s)),t.name=s.name,i.set(t,{materials:r.index}));for(const[t,s]of i){if(s){const e=t;e.userData=e.userData||{},e.userData.associations=s}for(const i in s)if(null!=i&&"primitives"!==i){const r=i,a=(e[r]||[])[s[r]];if(null==a)continue;let o=n.get(a);null==o&&(o=new Set,n.set(a,o)),o.add(t)}}return new bp(t,e,i,n)}static[Cp](t,e){const i=e.threeGLTF,n=e.gltf,s=JSON.parse(JSON.stringify(n)),r=new Map,a=new Map;for(let n=0;n<i.scenes.length;n++)this[Ep](i.scenes[n],t.scenes[n],((t,i)=>{const n=e.threeObjectMap.get(t);if(null!=n)for(const t in n)if(null!=t&&"primitives"!==t){const e=t,o=n[e],l=s[e][o],h=r.get(i)||{};h[e]=o,r.set(i,h);const c=a.get(l)||new Set;c.add(i),a.set(l,c)}}));return new bp(t,s,r,a)}static[Ep](t,e,i){const n=(t,e)=>{if(i(t,e),t.isObject3D){if(t.isMesh)if(Array.isArray(t.material))for(let i=0;i<t.material.length;++i)n(t.material[i],e.material[i]);else n(t.material,e.material);for(let i=0;i<t.children.length;++i)n(t.children[i],e.children[i])}};n(t,e)}get threeGLTF(){return this[vp]}get gltf(){return this[yp]}get gltfElementMap(){return this[xp]}get threeObjectMap(){return this[_p]}}
751/* @license
752 * Copyright 2020 Google LLC. All Rights Reserved.
753 * Licensed under the Apache License, Version 2.0 (the 'License');

754 * you may not use this file except in compliance with the License.
755 * You may obtain a copy of the License at
756 *
757 *     http://www.apache.org/licenses/LICENSE-2.0
758 *
759 * Unless required by applicable law or agreed to in writing, software
760 * distributed under the License is distributed on an 'AS IS' BASIS,
761 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
762 * See the License for the specific language governing permissions and
763 * limitations under the License.
764 */const Ip=Symbol("correlatedSceneGraph");class Sp extends mp{static[dp](t){const e=super[dp](t);null==e[Ip]&&(e[Ip]=bp.from(e));const{scene:i}=e,n=new ce(void 0,1/0);return i.traverse((t=>{t.renderOrder=1e3,t.frustumCulled=!1,t.name||(t.name=t.uuid);const i=t;if(i.isMesh){const{geometry:t}=i;i.castShadow=!0,i.isSkinnedMesh&&(t.boundingSphere=n,t.boundingBox=null);const s=i.material;if(!0===s.isMeshBasicMaterial&&(s.toneMapped=!1),s.shadowSide=0,s.aoMap){const{gltf:i,threeObjectMap:n}=e[Ip],r=n.get(s);if(null!=i.materials&&null!=r&&null!=r.materials){const e=i.materials[r.materials];e.occlusionTexture&&0===e.occlusionTexture.texCoord&&null!=t.attributes.uv&&t.setAttribute("uv2",t.attributes.uv)}}}})),e}get correlatedSceneGraph(){return this[Ap][Ip]}[pp](){const t=super[pp](),e=new Map;return t.scene.traverse((t=>{if(t.isMesh){const i=t,n=i.material;if(null!=n){if(e.has(n.uuid))return void(i.material=e.get(n.uuid));i.material=n.clone(),e.set(n.uuid,i.material)}}})),t[Ip]=bp.from(t,this.correlatedSceneGraph),t}}class Mp extends Za{constructor(t){super(t),this.type=_}parse(t){const e=function(t,e){switch(t){case 1:console.error("THREE.RGBELoader Read Error: "+(e||""));break;case 2:console.error("THREE.RGBELoader Write Error: "+(e||""));break;case 3:console.error("THREE.RGBELoader Bad File Format: "+(e||""));break;default:console.error("THREE.RGBELoader: Error: "+(e||""))}return-1},i=function(t,e,i){e=e||1024;let n=t.pos,s=-1,r=0,a="",o=String.fromCharCode.apply(null,new Uint16Array(t.subarray(n,n+128)));for(;0>(s=o.indexOf("\n"))&&r<e&&n<t.byteLength;)a+=o,r+=o.length,n+=128,o+=String.fromCharCode.apply(null,new Uint16Array(t.subarray(n,n+128)));return-1<s&&(!1!==i&&(t.pos+=r+s+1),a+o.slice(0,s))},n=function(t,e,i,n){const s=t[e+3],r=Math.pow(2,s-128)/255;i[n+0]=t[e+0]*r,i[n+1]=t[e+1]*r,i[n+2]=t[e+2]*r,i[n+3]=1},s=function(t,e,i,n){const s=t[e+3],r=Math.pow(2,s-128)/255;i[n+0]=Fo.toHalfFloat(Math.min(t[e+0]*r,65504)),i[n+1]=Fo.toHalfFloat(Math.min(t[e+1]*r,65504)),i[n+2]=Fo.toHalfFloat(Math.min(t[e+2]*r,65504)),i[n+3]=Fo.toHalfFloat(1)},r=new Uint8Array(t);r.pos=0;const a=function(t){const n=/^\s*GAMMA\s*=\s*(\d+(\.\d+)?)\s*$/,s=/^\s*EXPOSURE\s*=\s*(\d+(\.\d+)?)\s*$/,r=/^\s*FORMAT=(\S+)\s*$/,a=/^\s*\-Y\s+(\d+)\s+\+X\s+(\d+)\s*$/,o={valid:0,string:"",comments:"",programtype:"RGBE",format:"",gamma:1,exposure:1,width:0,height:0};let l,h;if(t.pos>=t.byteLength||!(l=i(t)))return e(1,"no header found");if(!(h=l.match(/^#\?(\S+)/)))return e(3,"bad initial token");for(o.valid|=1,o.programtype=h[1],o.string+=l+"\n";l=i(t),!1!==l;)if(o.string+=l+"\n","#"!==l.charAt(0)){if((h=l.match(n))&&(o.gamma=parseFloat(h[1])),(h=l.match(s))&&(o.exposure=parseFloat(h[1])),(h=l.match(r))&&(o.valid|=2,o.format=h[1]),(h=l.match(a))&&(o.valid|=4,o.height=parseInt(h[1],10),o.width=parseInt(h[2],10)),2&o.valid&&4&o.valid)break}else o.comments+=l+"\n";return 2&o.valid?4&o.valid?o:e(3,"missing image size specifier"):e(3,"missing format specifier")}(r);if(-1!==a){const t=a.width,i=a.height,o=function(t,i,n){const s=i;if(s<8||s>32767||2!==t[0]||2!==t[1]||128&t[2])return new Uint8Array(t);if(s!==(t[2]<<8|t[3]))return e(3,"wrong scanline width");const r=new Uint8Array(4*i*n);if(!r.length)return e(4,"unable to allocate buffer space");let a=0,o=0;const l=4*s,h=new Uint8Array(4),c=new Uint8Array(l);let u=n;for(;u>0&&o<t.byteLength;){if(o+4>t.byteLength)return e(1);if(h[0]=t[o++],h[1]=t[o++],h[2]=t[o++],h[3]=t[o++],2!=h[0]||2!=h[1]||(h[2]<<8|h[3])!=s)return e(3,"bad rgbe scanline format");let i,n=0;for(;n<l&&o<t.byteLength;){i=t[o++];const s=i>128;if(s&&(i-=128),0===i||n+i>l)return e(3,"bad scanline data");if(s){const e=t[o++];for(let t=0;t<i;t++)c[n++]=e}else c.set(t.subarray(o,o+i),n),n+=i,o+=i}const d=s;for(let t=0;t<d;t++){let e=0;r[a]=c[t+e],e+=s,r[a+1]=c[t+e],e+=s,r[a+2]=c[t+e],e+=s,r[a+3]=c[t+e],a+=4}u--}return r}(r.subarray(r.pos),t,i);if(-1!==o){let e,r,l;switch(this.type){case x:l=o.length/4;const t=new Float32Array(4*l);for(let e=0;e<l;e++)n(o,4*e,t,4*e);e=t,r=x;break;case _:l=o.length/4;const i=new Uint16Array(4*l);for(let t=0;t<l;t++)s(o,4*t,i,4*t);e=i,r=_;break;default:console.error("THREE.RGBELoader: unsupported type: ",this.type)}

764return{width:t,height:i,data:e,header:a.string,gamma:a.gamma,exposure:a.exposure,type:r}}}return null}setDataType(t){return this.type=t,this}load(t,e,i,n){return super.load(t,(function(t,i){switch(t.type){case x:case _:t.encoding=j,t.minFilter=m,t.magFilter=m,t.generateMipmaps=!1,t.flipY=!0}e&&e(t,i)}),i,n)}}
765/* @license
766 * Copyright 2021 Google LLC. All Rights Reserved.
767 * Licensed under the Apache License, Version 2.0 (the 'License');
768 * you may not use this file except in compliance with the License.
769 * You may obtain a copy of the License at
770 *
771 *     http://www.apache.org/licenses/LICENSE-2.0
772 *
773 * Unless required by applicable law or agreed to in writing, software
774 * distributed under the License is distributed on an 'AS IS' BASIS,
775 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
776 * See the License for the specific language governing permissions and
777 * limitations under the License.
778 */class Bp extends Lr{constructor(){super(),this.position.y=-3.5;const t=new Qi;t.deleteAttribute("uv");const e=new wa({metalness:0,side:1}),i=new wa({metalness:0}),n=new Ao(16777215,500,28,2);n.position.set(.418,16.199,.3),this.add(n);const s=new Di(t,e);s.position.set(-.757,13.219,.717),s.scale.set(31.713,28.305,28.591),this.add(s);const r=new Di(t,i);r.position.set(-10.906,2.009,1.846),r.rotation.set(0,-.195,0),r.scale.set(2.328,7.905,4.651),this.add(r);const a=new Di(t,i);a.position.set(-5.607,-.754,-.758),a.rotation.set(0,.994,0),a.scale.set(1.97,1.534,3.955),this.add(a);const o=new Di(t,i);o.position.set(6.167,.857,7.803),o.rotation.set(0,.561,0),o.scale.set(3.927,6.285,3.687),this.add(o);const l=new Di(t,i);l.position.set(-2.017,.018,6.124),l.rotation.set(0,.333,0),l.scale.set(2.002,4.566,2.064),this.add(l);const h=new Di(t,i);h.position.set(2.291,-.756,-2.621),h.rotation.set(0,-.286,0),h.scale.set(1.546,1.552,1.496),this.add(h);const c=new Di(t,i);c.position.set(-2.193,-.369,-5.547),c.rotation.set(0,.516,0),c.scale.set(3.875,3.487,2.986),this.add(c);const u=new Di(t,this.createAreaLightMaterial(50));u.position.set(-16.116,14.37,8.208),u.scale.set(.1,2.428,2.739),this.add(u);const d=new Di(t,this.createAreaLightMaterial(50));d.position.set(-16.109,18.021,-8.207),d.scale.set(.1,2.425,2.751),this.add(d);const A=new Di(t,this.createAreaLightMaterial(17));A.position.set(14.904,12.198,-1.832),A.scale.set(.15,4.265,6.331),this.add(A);const p=new Di(t,this.createAreaLightMaterial(43));p.position.set(-.462,8.89,14.52),p.scale.set(4.38,5.441,.088),this.add(p);const m=new Di(t,this.createAreaLightMaterial(20));m.position.set(3.235,11.486,-12.541),m.scale.set(2.5,2,.1),this.add(m);const g=new Di(t,this.createAreaLightMaterial(100));g.position.set(0,20,0),g.scale.set(1,.1,1),this.add(g)}createAreaLightMaterial(t){const e=new si;return e.color.setScalar(t),e}}
779/* @license
780 * Copyright 2021 Google LLC. All Rights Reserved.
781 * Licensed under the Apache License, Version 2.0 (the 'License');
782 * you may not use this file except in compliance with the License.
783 * You may obtain a copy of the License at
784 *
785 *     http://www.apache.org/licenses/LICENSE-2.0
786 *
787 * Unless required by applicable law or agreed to in writing, software
788 * distributed under the License is distributed on an 'AS IS' BASIS,
789 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
790 * See the License for the specific language governing permissions and
791 * limitations under the License.
792 */class Tp extends Lr{constructor(){super(),this.position.y=-3.5;const t=new Qi;t.deleteAttribute("uv");const e=new wa({metalness:0,side:1}),i=new wa({metalness:0}),n=new Ao(16777215,400,28,2);n.position.set(.5,14,.5),this.add(n);const s=new Di(t,e);s.position.set(0,13.2,0),s.scale.set(31.5,28.5,31.5),this.add(s);const r=new Di(t,i);r.position.set(-10.906,-1,1.846),r.rotation.set(0,-.195,0),r.scale.set(2.328,7.905,4.651),this.add(r);const a=new Di(t,i);a.position.set(-5.607,-.754,-.758),a.rotation.set(0,.994,0),a.scale.set(1.97,1.534,3.955),this.add(a);const o=new Di(t,i);o.position.set(6.167,-.16,7.803),o.rotation.set(0,.561,0),o.scale.set(3.927,6.285,3.687),this.add(o);const l=new Di(t,i);l.position.set(-2.017,.018,6.124),l.rotation.set(0,.333,0),l.scale.set(2.002,4.566,2.064),this.add(l);const h=new Di(t,i);h.position.set(2.291,-.756,-2.621),h.rotation.set(0,-.286,0),h.scale.set(1.546,1.552,1.496),this.add(h);const c=new Di(t,i);c.position.set(-2.193,-.369,-5.547),c.rotation.set(0,.516,0),c.scale.set(3.875,3.487,2.986),this.add(c);const u=new Di(t,this.createAreaLightMaterial(80));u.position.set(-14,10,8),u.scale.set(.1,2.5,2.5),this.add(u);const d=new Di(t,this.createAreaLightMaterial(80));d.position.set(-14,14,-4),d.scale.set(.1,2.5,2.5),this.add(d);const A=new Di(t,this.createAreaLightMaterial(23));A.position.set(14,12,0),A.scale.set(.1,5,5),this.add(A);const p=new Di(t,this.createAreaLightMaterial(16));p.position.set(0,9,14),p.scale.set(5,5,.1),this.add(p);const m=new Di(t,this.createAreaLightMaterial(80));m.position.set(7,8,-14),m.scale.set(2.5,2.5,.1),this.add(m);const g=new Di(t,this.createAreaLightMaterial(80));g.position.set(-7,16,-14),g.scale.set(2.5,2.5,.1),this.add(g);const f=new Di(t,this.createAreaLightMaterial(1));f.position.set(0,20,0),f.scale.set(.1,.1,.1),this.add(f)}createAreaLightMaterial(t){const e=new si;return e.color.setScalar(t),e}}
793/* @license
794 * Copyright 2019 Google LLC. All Rights Reserved.
795 * Licensed under the Apache License, Version 2.0 (the 'License');

796 * you may not use this file except in compliance with the License.
797 * You may obtain a copy of the License at
798 *
799 *     http://www.apache.org/licenses/LICENSE-2.0
800 *
801 * Unless required by applicable law or agreed to in writing, software
802 * distributed under the License is distributed on an 'AS IS' BASIS,
803 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
804 * See the License for the specific language governing permissions and
805 * limitations under the License.
806 */const Rp=20,Dp=/\.hdr(\.js)?$/;class Lp extends et{constructor(t){super(),this.threeRenderer=t,this.lottieLoaderUrl="",this.withCredentials=!1,this._ldrLoader=null,this._hdrLoader=null,this._lottieLoader=null,this.generatedEnvironmentMap=null,this.generatedEnvironmentMapAlt=null,this.skyboxCache=new Map,this.blurMaterial=null,this.blurScene=null}get ldrLoader(){return null==this._ldrLoader&&(this._ldrLoader=new to),this._ldrLoader.withCredentials=this.withCredentials,this._ldrLoader}get hdrLoader(){return null==this._hdrLoader&&(this._hdrLoader=new Mp,this._hdrLoader.setDataType(_)),this._hdrLoader.withCredentials=this.withCredentials,this._hdrLoader}

806async getLottieLoader(){if(null==this._lottieLoader){const{LottieLoader:t}=await import(this.lottieLoaderUrl);this._lottieLoader=new t}return this._lottieLoader.withCredentials=this.withCredentials,this._lottieLoader}async loadImage(t){const e=await new Promise(((e,i)=>this.ldrLoader.load(t,e,(()=>{}),i)));return e.name=t,e.flipY=!1,e}async loadLottie(t,e){const i=await this.getLottieLoader();i.setQuality(e);const n=await new Promise(((e,n)=>i.load(t,e,(()=>{}),n)));return n.name=t,n}async loadEquirect(t,e=(()=>{})){try{const i=Dp.test(t),n=i?this.hdrLoader:this.ldrLoader,s=await new Promise(((i,s)=>n.load(t,i,(t=>{e(t.loaded/t.total*.9)}),s)));return e(1),s.name=t,s.mapping=o,i||(s.encoding=Y),s}finally{e&&e(1)}}async generateEnvironmentMapAndSkybox(t=null,e=null,i=(()=>{})){const n="legacy"!==e;"legacy"!==e&&"neutral"!==e||(e=null),e=Xl(e);let s,r=Promise.resolve(null);t&&(r=this.loadEquirectFromUrl(t,i)),s=e?this.loadEquirectFromUrl(e,i):t?this.loadEquirectFromUrl(t,i):n?this.loadGeneratedEnvironmentMapAlt():this.loadGeneratedEnvironmentMap();const[a,o]=await Promise.all([s,r]);if(null==a)throw new Error("Failed to load environment map.");return{environmentMap:a,skybox:o}}async loadEquirectFromUrl(t,e){if(!this.skyboxCache.has(t)){const i=this.loadEquirect(t,e);this.skyboxCache.set(t,i)}return this.skyboxCache.get(t)}async GenerateEnvironmentMap(t,e){await((t=0)=>new Promise((e=>setTimeout(e,t))))();const i=this.threeRenderer,n=new Wi(256,{generateMipmaps:!1,type:_,format:w,encoding:j,depthBuffer:!0}),s=new Hi(.1,100,n),r=s.renderTarget.texture;r.name=e;const a=i.outputEncoding,o=i.toneMapping;return i.toneMapping=0,i.outputEncoding=j,s.update(i,t),this.blurCubemap(n,.04),i.toneMapping=o,i.outputEncoding=a,r}async loadGeneratedEnvironmentMap(){return null==this.generatedEnvironmentMap&&(this.generatedEnvironmentMap=this.GenerateEnvironmentMap(new Bp,"legacy")),this.generatedEnvironmentMap}async loadGeneratedEnvironmentMapAlt(){return null==this.generatedEnvironmentMapAlt&&(this.generatedEnvironmentMapAlt=this.GenerateEnvironmentMap(new Tp,"neutral")),this.generatedEnvironmentMapAlt}blurCubemap(t,e){if(null==this.blurMaterial){this.blurMaterial=this.getBlurShader(Rp);const t=new Qi,e=new Di(t,this.blurMaterial);this.blurScene=new Lr,this.blurScene.add(e)}const i=t.clone();this.halfblur(t,i,e,"latitudinal"),this.halfblur(i,t,e,"longitudinal")}halfblur(t,e,i,n){const s=t.width,r=isFinite(i)?Math.PI/(2*s):2*Math.PI/39,a=i/r,o=isFinite(i)?1+Math.floor(3*a):Rp;o>Rp&&console.warn(`sigmaRadians, ${i}, is too large and will clip, as it requested ${o} samples when the maximum is set to 20`);const l=[];let h=0;for(let t=0;t<Rp;++t){const e=t/a,i=Math.exp(-e*e/2);l.push(i),0==t?h+=i:t<o&&(h+=2*i)}for(let t=0;t<l.length;t++)l[t]=l[t]/h;const c=this.blurMaterial.uniforms;c.envMap.value=t.texture,c.samples.value=o,c.weights.value=l,c.latitudinal.value="latitudinal"===n,c.dTheta.value=r;new Hi(.1,100,e).update(this.threeRenderer,this.blurScene)}getBlurShader(t){const e=new Float32Array(t),i=new Ht(0,1,0);return new ki({name:"SphericalGaussianBlur",defines:{n:t},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:e},latitudinal:{value:!1},dTheta:{value:0},poleAxis:{value:i}},vertexShader:"\n      \n      varying vec3 vOutputDirection;\n  \n      void main() {\n  \n        vOutputDirection = vec3( position );\n        gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n  \n      }\n    ",fragmentShader:"\n        varying vec3 vOutputDirection;\n  \n        uniform samplerCube envMap;\n        uniform int samples;\n        uniform float weights[ n ];\n        uniform bool latitudinal;\n        uniform float dTheta;\n        uniform vec3 poleAxis;\n  \n        vec3 getSample( float theta, vec3 axis ) {\n  \n          float cosTheta = cos( theta );\n          // Rodrigues' axis-angle rotation\n          vec3 sampleDirection = vOutputDirection * cosTheta\n            + cross( axis, vOutputDirection ) * sin( theta )\n            + axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n  \n          return vec3( textureCube( envMap, sampleDirection ) );\n  \n        }\n  \n        void main() {\n  \n          vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n  \n          if ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n  \n            axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n  \n          }\n  \n          axis = normalize( axis );\n  \n          gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n          gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n  \n          for ( int i = 1; i < n; i++ ) {\n  \n            if ( i >= samples ) {\n  \n              break;\n  \n            }\n  \n            float theta = dTheta * float( i );\n            gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n            gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n  \n          }\n        }\n      ",blending:0,depthTest:!1,depthWrite:!1,side:1})}async dispose(){for(const[,t]of this.skyboxCache){(await t).dispose()}null!=this.generatedEnvironmentMap&&((await this.generatedEnvironmentMap).dispose(),this.generatedEnvironmentMap=null),null!=this.generatedEnvironmentMapAlt&&((await this.generatedEnvironmentMapAlt).dispose(),this.generatedEnvironmentMapAlt=null),null!=this.blurMaterial&&this.blurMaterial.dispose()}}
807/* @license
808 * Copyright 2019 Google LLC. All Rights Reserved.
809 * Licensed under the Apache License, Version 2.0 (the 'License');

810 * you may not use this file except in compliance with the License.
811 * You may obtain a copy of the License at
812 *
813 *     http://www.apache.org/licenses/LICENSE-2.0
814 *
815 * Unless required by applicable law or agreed to in writing, software
816 * distributed under the License is distributed on an 'AS IS' BASIS,
817 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
818 * See the License for the specific language governing permissions and
819 * limitations under the License.
820 */const Qp=[1,.79,.62,.5,.4,.31,.25],Pp="high-performance";class Fp extends et{constructor(t){super(),this.loader=new jc(Sp),this.width=0,this.height=0,this.dpr=1,this.debugger=null,this.scenes=new Set,this.multipleScenesVisible=!1,this.lastTick=performance.now(),this.renderedLastFrame=!1,this.scaleStep=0,this.lastStep=3,this.avgFrameDuration=50,this.onWebGLContextLost=t=>{this.dispatchEvent({type:"contextlost",sourceEvent:t})},this.onWebGLContextRestored=()=>{var t;null===(t=this.textureUtils)||void 0===t||t.dispose(),this.textureUtils=new Lp(this.threeRenderer);for(const t of this.scenes)t.element[ah]()},this.dpr=eh(),this.canvas3D=document.createElement("canvas"),this.canvas3D.id="webgl-canvas",this.canvas3D.classList.add("show");try{this.threeRenderer=new Dr({canvas:this.canvas3D,alpha:!0,antialias:!0,powerPreference:t.powerPreference,preserveDrawingBuffer:!0}),this.threeRenderer.autoClear=!0,this.threeRenderer.outputEncoding=Y,this.threeRenderer.physicallyCorrectLights=!0,this.threeRenderer.setPixelRatio(1),this.debugger=t.debug?new lp(this):null,this.threeRenderer.debug={checkShaderErrors:!!this.debugger},this.threeRenderer.toneMapping=4}catch(t){console.warn(t)}this.arRenderer=new op(this),this.textureUtils=this.canRender?new Lp(this.threeRenderer):null,jc.initializeKTX2Loader(this.threeRenderer),this.canvas3D.addEventListener("webglcontextlost",this.onWebGLContextLost),this.canvas3D.addEventListener("webglcontextrestored",this.onWebGLContextRestored),this.updateRendererSize()}static get singleton(){return this._singleton}static resetSingleton(){const t=this._singleton.dispose();for(const e of t)e.disconnectedCallback();this._singleton=new Fp({powerPreference:(self.ModelViewerElement||{}).powerPreference||Pp,debug:ih()});for(const e of t)e.connectedCallback()}get canRender(){return null!=this.threeRenderer}get scaleFactor(){return Qp[this.scaleStep]}set minScale(t){let e=1;for(;e<Qp.length&&!(Qp[e]<t);)++e;this.lastStep=e-1}registerScene(t){this.scenes.add(t),t.forceRescale();const e=new gt;this.threeRenderer.getSize(e),t.canvas.width=e.x,t.canvas.height=e.y,this.canRender&&this.scenes.size>0&&this.threeRenderer.setAnimationLoop(((t,e)=>this.render(t,e))),null!=this.debugger&&this.debugger.addScene(t)}unregisterScene(t){this.scenes.delete(t),this.canvas3D.parentElement===t.canvas.parentElement&&t.canvas.parentElement.removeChild(this.canvas3D),this.canRender&&0===this.scenes.size&&this.threeRenderer.setAnimationLoop(null),null!=this.debugger&&this.debugger.removeScene(t)}displayCanvas(t){return this.multipleScenesVisible?t.element[gf]:this.canvas3D}countVisibleScenes(){const{canvas3D:t}=this;let e=0,i=null;for(const n of this.scenes){const{element:s}=n;s.modelIsVisible&&null==n.externalRenderer&&++e,t.parentElement===n.canvas.parentElement&&(i=n)}const n=e>1;if(null!=i){const e=n&&!this.multipleScenesVisible,s=!i.element.modelIsVisible;if(e||s){const{width:e,height:n}=this.sceneSize(i);this.copyPixels(i,e,n),t.parentElement.removeChild(t)}}this.multipleScenesVisible=n}updateRendererSize(){const t=eh();if(t!==this.dpr)for(const t of this.scenes){const{element:e}=t;e[nf](e.getBoundingClientRect())}let e=0,i=0;for(const t of this.scenes)e=Math.max(e,t.width),i=Math.max(i,t.height);if(e!==this.width||i!==this.height||t!==this.dpr){this.width=e,this.height=i,this.dpr=t,e=Math.ceil(e*t),i=Math.ceil(i*t),this.canRender&&this.threeRenderer.setSize(e,i,!1);for(const t of this.scenes){const{canvas:n}=t;n.width=e,n.height=i,t.forceRescale()}}}updateRendererScale(t){const e=this.scaleStep;this.avgFrameDuration+=th(.2*(t-this.avgFrameDuration),-5,5),this.avgFrameDuration>60?++this.scaleStep:this.avgFrameDuration<40&&this.scaleStep>0&&--this.scaleStep,this.scaleStep=Math.min(this.scaleStep,this.lastStep),e!==this.scaleStep&&(this.avgFrameDuration=50)}shouldRender(t){if(t.shouldRender())t.scaleStep!=this.scaleStep&&(t.scaleStep=this.scaleStep,this.rescaleCanvas(t));else{if(0==t.scaleStep)return!1;t.scaleStep=0,this.rescaleCanvas(t)}return!0}rescaleCanvas(t){const e=Qp[t.scaleStep],i=Math.ceil(this.width/e),n=Math.ceil(this.height/e),{style:s}=t.canvas;s.width=`${i}px`,s.height=`${n}px`,this.canvas3D.style.width=`${i}px`,this.canvas3D.style.height=`${n}px`;const r=this.dpr*e,a=e<1?"GPU throttling":this.dpr!==window.devicePixelRatio?"No meta viewport tag":"";t.element.dispatchEvent(new CustomEvent("render-scale",{detail:{reportedDpr:window.devicePixelRatio,renderedDpr:r,minimumDpr:this.dpr*Qp[this.lastStep],pixelWidth:Math.ceil(t.width*r),pixelHeight:Math.ceil(t.height*r),reason:a}}))}sceneSize(t){const{dpr:e}=this,i=Qp[t.scaleStep];return{width:Math.min(Math.ceil(t.width*i*e),this.canvas3D.width),height:Math.min(Math.ceil(t.height*i*e),this.canvas3D.height)}}copyPixels(t,e,i){const n=t.context;null!=n?(n.clearRect(0,0,e,i),n.drawImage(this.canvas3D,0,0,e,i,0,0,e,i),t.canvas.classList.add("show")):console.log("could not acquire 2d context")}orderedScenes(){const t=[];for(const e of[!1,!0])for(const i of this.scenes)i.element.modelIsVisible===e&&t.push(i);return t}get isPresenting(){return this.arRenderer.isPresenting}preRender(t,e,i){const{element:n,exposure:s}=t;n[yf](e,i);const r="number"==typeof s&&!Number.isNaN(s);this.threeRenderer.toneMappingExposure=r?s:1}render(t,e){if(null!=e)return void this.arRenderer.onWebXRFrame(t,e);const i=t-this.lastTick;if(this.lastTick=t,!this.canRender||this.isPresenting)return;this.countVisibleScenes(),this.updateRendererSize(),this.renderedLastFrame&&(this.updateRendererScale(i),this.renderedLastFrame=!1);const{canvas3D:n}=this;for(const e of this.orderedScenes()){const{element:s}=e;if(!s.loaded||!s.modelIsVisible&&e.renderCount>0)continue;if(this.preRender(e,t,i),!this.shouldRender(e))continue;if(null!=e.externalRenderer){const t=e.getCamera();t.updateMatrix();const{matrix:i,projectionMatrix:n}=t,s=i.elements.slice(),r=e.getTarget();s[12]+=r.x,s[13]+=r.y,s[14]+=r.z,e.externalRenderer.render({viewMatrix:s,projectionMatrix:n.elements});continue}if(!s.modelIsVisible&&!this.multipleScenesVisible)for(const t of this.scenes)t.element.modelIsVisible&&t.queueRender();const{width:r,height:a}=this.sceneSize(e);

820e.renderShadow(this.threeRenderer),this.threeRenderer.setRenderTarget(null),this.threeRenderer.setViewport(0,Math.ceil(this.height*this.dpr)-a,r,a),this.threeRenderer.render(e,e.camera),this.multipleScenesVisible||!e.element.modelIsVisible&&0===e.renderCount?this.copyPixels(e,r,a):n.parentElement!==e.canvas.parentElement&&(e.canvas.parentElement.appendChild(n),e.canvas.classList.remove("show")),e.hasRendered(),++e.renderCount,this.renderedLastFrame=!0}}dispose(){null!=this.textureUtils&&this.textureUtils.dispose(),null!=this.threeRenderer&&this.threeRenderer.dispose(),this.textureUtils=null,this.threeRenderer=null;const t=[];for(const e of this.scenes)t.push(e.element);return this.canvas3D.removeEventListener("webglcontextlost",this.onWebGLContextLost),this.canvas3D.removeEventListener("webglcontextrestored",this.onWebGLContextRestored),t}}Fp._singleton=new Fp({powerPreference:(self.ModelViewerElement||{}).powerPreference||Pp,debug:ih()});
821/* @license
822 * Copyright 2020 Google LLC. All Rights Reserved.
823 * Licensed under the Apache License, Version 2.0 (the 'License');
824 * you may not use this file except in compliance with the License.
825 * You may obtain a copy of the License at
826 *
827 *     http://www.apache.org/licenses/LICENSE-2.0
828 *
829 * Unless required by applicable law or agreed to in writing, software
830 * distributed under the License is distributed on an 'AS IS' BASIS,
831 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
832 * See the License for the specific language governing permissions and
833 * limitations under the License.
834 */
835const Np=Symbol("correlatedObjects"),Up=Symbol("sourceObject"),kp=Symbol("onUpdate");class Op{constructor(t,e,i=null){this[kp]=t,this[Up]=e,this[Np]=i}}
836/* @license
837 * Copyright 2020 Google LLC. All Rights Reserved.
838 * Licensed under the Apache License, Version 2.0 (the 'License');
839 * you may not use this file except in compliance with the License.
840 * You may obtain a copy of the License at
841 *
842 *     http://www.apache.org/licenses/LICENSE-2.0
843 *
844 * Unless required by applicable law or agreed to in writing, software
845 * distributed under the License is distributed on an 'AS IS' BASIS,
846 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
847 * See the License for the specific language governing permissions and
848 * limitations under the License.
849 */const Gp=new si,zp=new en(2,2);let Hp=0;const Vp=Symbol("threeTexture");class Wp extends Op{get[Vp](){var t;return console.assert(null!=this[Np]&&this[Np].size>0,"Image correlated object is undefined"),null===(t=this[Np])||void 0===t?void 0:t.values().next().value}constructor(t,e,i){super(t,i=null!=i?i:{name:e&&e.image&&e.image.src?e.image.src.split("/").pop():"adhoc_image",uri:e&&e.image&&e.image.src?e.image.src:"adhoc_image"+Hp++},new Set(e?[e]:[]))}get name(){return this[Up].name||""}get uri(){return this[Up].uri}get bufferView(){return this[Up].bufferView}get element(){const t=this[Vp];if(t&&(t.isCanvasTexture||t.isVideoTexture))return t.image}get animation(){const t=this[Vp];if(t&&t.isCanvasTexture&&t.animation)return t.animation}get type(){return null!=this.uri?"external":"embedded"}set name(t){this[Up].name=t}update(){const t=this[Vp];t&&t.isCanvasTexture&&!t.animation&&(this[Vp].needsUpdate=!0,this[kp]())}async createThumbnail(t,e){const i=new Lr;Gp.map=this[Vp];const n=new Di(zp,Gp);i.add(n);const s=new An(-1,1,1,-1,0,1),{threeRenderer:r}=Fp.singleton,a=new kt(t,e);r.setRenderTarget(a),r.render(i,s),r.setRenderTarget(null);const o=new Uint8Array(t*e*4);r.readRenderTargetPixels(a,0,0,t,e,o),qg.width=t,qg.height=e;const l=qg.getContext("2d"),h=l.createImageData(t,e);return h.data.set(o),l.putImageData(h,0,0),new Promise((async(t,e)=>{qg.toBlob((i=>{if(!i)return e("Failed to capture thumbnail.");t(URL.createObjectURL(i))}),"image/png")}))}}var qp,jp;!function(t){t[t.Nearest=9728]="Nearest",t[t.Linear=9729]="Linear",t[t.NearestMipmapNearest=9984]="NearestMipmapNearest",t[t.LinearMipmapNearest=9985]="LinearMipmapNearest",t[t.NearestMipmapLinear=9986]="NearestMipmapLinear",t[t.LinearMipmapLinear=9987]="LinearMipmapLinear"}(qp||(qp={})),function(t){t[t.ClampToEdge=33071]="ClampToEdge",t[t.MirroredRepeat=33648]="MirroredRepeat",t[t.Repeat=10497]="Repeat"}(jp||(jp={}));
850/* @license
851 * Copyright 2020 Google LLC. All Rights Reserved.
852 * Licensed under the Apache License, Version 2.0 (the 'License');

853 * you may not use this file except in compliance with the License.
854 * You may obtain a copy of the License at
855 *
856 *     http://www.apache.org/licenses/LICENSE-2.0
857 *
858 * Unless required by applicable law or agreed to in writing, software
859 * distributed under the License is distributed on an 'AS IS' BASIS,
860 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
861 * See the License for the specific language governing permissions and
862 * limitations under the License.
863 */
864const Yp=(()=>{const t=[qp.Nearest,qp.Linear,qp.NearestMipmapNearest,qp.LinearMipmapLinear,qp.NearestMipmapLinear,qp.LinearMipmapLinear];return e=>t.indexOf(e)>-1})(),Jp=(()=>{const t=[qp.Nearest,qp.Linear];return e=>t.indexOf(e)>-1})(),Xp=(()=>{const t=[jp.ClampToEdge,jp.MirroredRepeat,jp.Repeat];return e=>t.indexOf(e)>-1})(),Kp=Symbol("threeTextures"),$p=Symbol("setProperty"),Zp=Symbol("sourceSampler");class tm extends Op{get[Kp](){return console.assert(null!=this[Np]&&this[Np].size>0,"Sampler correlated object is undefined"),this[Np]}get[Zp](){return console.assert(null!=this[Up],"Sampler source is undefined"),this[Up]}constructor(t,e,i){null==(i=null!=i?i:{}).minFilter&&(i.minFilter=e?e.minFilter:qp.LinearMipmapLinear),null==i.magFilter&&(i.magFilter=e?e.magFilter:qp.Linear),null==i.wrapS&&(i.wrapS=e?e.wrapS:jp.Repeat),null==i.wrapT&&(i.wrapT=e?e.wrapT:jp.Repeat),super(t,i,new Set(e?[e]:[]))}get name(){return this[Up].name||""}get minFilter(){return this[Zp].minFilter}get magFilter(){return this[Zp].magFilter}get wrapS(){return this[Zp].wrapS}get wrapT(){return this[Zp].wrapT}setMinFilter(t){this[$p]("minFilter",t)}setMagFilter(t){this[$p]("magFilter",t)}setWrapS(t){this[$p]("wrapS",t)}setWrapT(t){this[$p]("wrapT",t)}[$p](t,e){const i=this[Zp];if(null!=i){if(((t,e)=>{switch(t){case"minFilter":return Yp(e);case"magFilter":return Jp(e);case"wrapS":case"wrapT":return Xp(e);default:throw new Error(`Cannot configure property "${t}" on Sampler`)}})(t,e)){i[t]=e;for(const i of this[Kp])i[t]=e,i.needsUpdate=!0}this[kp]()}}}
865/* @license
866 * Copyright 2020 Google LLC. All Rights Reserved.
867 * Licensed under the Apache License, Version 2.0 (the 'License');
868 * you may not use this file except in compliance with the License.
869 * You may obtain a copy of the License at
870 *
871 *     http://www.apache.org/licenses/LICENSE-2.0
872 *
873 * Unless required by applicable law or agreed to in writing, software
874 * distributed under the License is distributed on an 'AS IS' BASIS,
875 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
876 * See the License for the specific language governing permissions and
877 * limitations under the License.
878 */const em=Symbol("image"),im=Symbol("sampler");class nm extends Op{constructor(t,e,i=null,n=null,s=null){super(t,i||{},new Set(e?[e]:[])),this[im]=new tm(t,e,n),this[em]=new Wp(t,e,s)}get name(){return this[Up].name||""}set name(t){this[Up].name=t}get sampler(){return this[im]}get source(){return this[em]}}
879/* @license
880 * Copyright 2020 Google LLC. All Rights Reserved.
881 * Licensed under the Apache License, Version 2.0 (the 'License');
882 * you may not use this file except in compliance with the License.
883 * You may obtain a copy of the License at
884 *
885 *     http://www.apache.org/licenses/LICENSE-2.0
886 *
887 * Unless required by applicable law or agreed to in writing, software
888 * distributed under the License is distributed on an 'AS IS' BASIS,
889 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
890 * See the License for the specific language governing permissions and
891 * limitations under the License.
892 */var sm,rm,am;const om=Symbol("texture"),lm=Symbol("transform"),hm=Symbol("materials"),cm=Symbol("usage"),um=Symbol("onUpdate"),dm=Symbol("activeVideo");var Am;!function(t){t[t.Base=0]="Base",t[t.MetallicRoughness=1]="MetallicRoughness",t[t.Normal=2]="Normal",t[t.Occlusion=3]="Occlusion",t[t.Emissive=4]="Emissive"}(Am||(Am={}));class pm{constructor(t,e,i,n,s,r){if(this[sm]=null,this[rm]={rotation:0,scale:new gt(1,1),offset:new gt(0,0)},this[am]=!1,r&&i){const e=s.textures?s.textures[r.index]:null,n=e&&s.samplers?s.samplers[e.sampler]:null,a=e&&s.images?s.images[e.source]:null;this[lm].rotation=i.rotation,this[lm].scale.copy(i.repeat),this[lm].offset.copy(i.offset),this[om]=new nm(t,i,e,n,a)}this[um]=t,this[hm]=n,this[cm]=e}get texture(){return this[om]}setTexture(t){const e=null!=t?t.source[Vp]:null,i=this[om];if(null!=i&&i.isVideoTexture){const t=i.image;this[dm]=!1,null==t.requestVideoFrameCallback&&t.removeEventListener("timeupdate",this[um])}if(this[om]=t,null!=e&&e.isVideoTexture){const t=e.image;if(this[dm]=!0,null!=t.requestVideoFrameCallback){const e=()=>{this[dm]&&(this[um](),t.requestVideoFrameCallback(e))};t.requestVideoFrameCallback(e)}else t.addEventListener("timeupdate",this[um])}let n=Y;if(this[hm])for(const t of this[hm]){switch(this[cm]){case Am.Base:t.map=e;break;case Am.MetallicRoughness:n=j,t.metalnessMap=e,t.roughnessMap=e;break;case Am.Normal:n=j,t.normalMap=e;break;case Am.Occlusion:n=j,t.aoMap=e;break;

892case Am.Emissive:t.emissiveMap=e}t.needsUpdate=!0}e&&(e.encoding=n,e.rotation=this[lm].rotation,e.repeat=this[lm].scale,e.offset=this[lm].offset),this[um]()}}sm=om,rm=lm,am=dm;
893/* @license
894 * Copyright 2020 Google LLC. All Rights Reserved.
895 * Licensed under the Apache License, Version 2.0 (the 'License');
896 * you may not use this file except in compliance with the License.
897 * You may obtain a copy of the License at
898 *
899 *     http://www.apache.org/licenses/LICENSE-2.0
900 *
901 * Unless required by applicable law or agreed to in writing, software
902 * distributed under the License is distributed on an 'AS IS' BASIS,
903 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
904 * See the License for the specific language governing permissions and
905 * limitations under the License.
906 */
907const mm=Symbol("threeMaterials"),gm=Symbol("baseColorTexture"),fm=Symbol("metallicRoughnessTexture");class vm extends Op{constructor(t,e,i,n){super(t,i,n),null==i.baseColorFactor&&(i.baseColorFactor=[1,1,1,1]),null==i.roughnessFactor&&(i.roughnessFactor=1),null==i.metallicFactor&&(i.metallicFactor=1);const{baseColorTexture:s,metallicRoughnessTexture:r}=i,{map:a,metalnessMap:o}=n.values().next().value;this[gm]=new pm(t,Am.Base,a,n,e,s||null),this[fm]=new pm(t,Am.MetallicRoughness,o,n,e,r||null)}get[mm](){return this[Np]}get baseColorFactor(){return this[Up].baseColorFactor}get metallicFactor(){return this[Up].metallicFactor}get roughnessFactor(){return this[Up].roughnessFactor}get baseColorTexture(){return this[gm]}get metallicRoughnessTexture(){return this[fm]}setBaseColorFactor(t){const e=new Rt;t instanceof Array?e.fromArray(t):e.set(t).convertSRGBToLinear();for(const i of this[mm])i.color.set(e),t instanceof Array?i.opacity=t[3]:(t=[0,0,0,i.opacity],e.toArray(t));this[Up].baseColorFactor=t,this[kp]()}setMetallicFactor(t){for(const e of this[mm])e.metalness=t;this[Up].metallicFactor=t,this[kp]()}setRoughnessFactor(t){for(const e of this[mm])e.roughness=t;this[Up].roughnessFactor=t,this[kp]()}}
908/* @license
909 * Copyright 2020 Google LLC. All Rights Reserved.
910 * Licensed under the Apache License, Version 2.0 (the 'License');
911 * you may not use this file except in compliance with the License.
912 * You may obtain a copy of the License at
913 *
914 *     http://www.apache.org/licenses/LICENSE-2.0
915 *
916 * Unless required by applicable law or agreed to in writing, software
917 * distributed under the License is distributed on an 'AS IS' BASIS,
918 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
919 * See the License for the specific language governing permissions and
920 * limitations under the License.
921 */var ym;const xm=Symbol("pbrMetallicRoughness"),_m=Symbol("normalTexture"),Em=Symbol("occlusionTexture"),wm=Symbol("emissiveTexture"),Cm=Symbol("backingThreeMaterial"),bm=Symbol("applyAlphaCutoff"),Im=Symbol("lazyLoadGLTFInfo"),Sm=Symbol("initialize"),Mm=Symbol("getLoadedMaterial"),Bm=Symbol("ensureMaterialIsLoaded"),Tm=Symbol("gltfIndex"),Rm=Symbol("setActive"),Dm=Symbol("variantIndices"),Lm=Symbol("isActive"),Qm=Symbol("variantSet"),Pm=Symbol("modelVariants");class Fm extends Op{constructor(t,e,i,n,s,r,a,o){super(t,i,a),this[ym]=new Set,this[Tm]=n,this[Lm]=s,this[Pm]=r,null==o?this[Sm](e):this[Im]=o}get[(ym=Qm,Cm)](){return this[Np].values().next().value}[Sm](t){const e=this[kp],i=this[Up],n=this[Np];i.extensions&&i.extensions.KHR_materials_pbrSpecularGlossiness&&console.warn(`Material ${i.name} uses a deprecated extension\n          "KHR_materials_pbrSpecularGlossiness", please use\n          "pbrMetallicRoughness" instead. Specular Glossiness materials are\n          no longer supported; to convert to metal-rough, see \n          https://www.donmccurdy.com/2022/11/28/converting-gltf-pbr-materials-from-specgloss-to-metalrough/.`),null==i.pbrMetallicRoughness&&(i.pbrMetallicRoughness={}),this[xm]=new vm(e,t,i.pbrMetallicRoughness,n),null==i.emissiveFactor&&(i.emissiveFactor=[0,0,0]),null==i.doubleSided&&(i.doubleSided=!1),null==i.alphaMode&&(i.alphaMode="OPAQUE"),null==i.alphaCutoff&&(i.alphaCutoff=.5);const{normalTexture:s,occlusionTexture:r,emissiveTexture:a}=i,{normalMap:o,aoMap:l,emissiveMap:h}=n.values().next().value;this[_m]=new pm(e,Am.Normal,o,n,t,s||null),this[Em]=new pm(e,Am.Occlusion,l,n,t,r||null),this[wm]=new pm(e,Am.Emissive,h,n,t,a||null)}async[Mm](){if(null!=this[Im]){const{set:t,material:e}=await this[Im].doLazyLoad();return this[Np]=t,this[Sm](this[Im].gltf),this[Im]=void 0,this.ensureLoaded=async()=>{},e}return this[Np].values().next().value}[Bm](){if(null!=this[Im])throw new Error(`Material "${this.name}" has not been loaded, call 'await\n    myMaterial.ensureLoaded()' before using an unloaded material.`)}

921async ensureLoaded(){await this[Mm]()}get isLoaded(){return null==this[Im]}get isActive(){return this[Lm]}[Rm](t){this[Lm]=t}get name(){return this[Up].name}set name(t){const e=this[Up];if(null!=e&&(e.name=t),null!=this[Np])for(const e of this[Np])e.name=t}get pbrMetallicRoughness(){return this[Bm](),this[xm]}get normalTexture(){return this[Bm](),this[_m]}get occlusionTexture(){return this[Bm](),this[Em]}get emissiveTexture(){return this[Bm](),this[wm]}get emissiveFactor(){return this[Bm](),this[Up].emissiveFactor}get index(){return this[Tm]}[Dm](){return this[Qm]}hasVariant(t){const e=this[Pm].get(t);return null!=e&&this[Qm].has(e.index)}setEmissiveFactor(t){this[Bm]();const e=new Rt;t instanceof Array?e.fromArray(t):e.set(t).convertSRGBToLinear();for(const t of this[Np])t.emissive.set(e);this[Up].emissiveFactor=e.toArray(),this[kp]()}[bm](){this[Bm]();const t=this[Up];for(const e of this[Np])"MASK"===this[Up].alphaMode?e.alphaTest=t.alphaCutoff:e.alphaTest=void 0,e.needsUpdate=!0}setAlphaCutoff(t){this[Bm](),this[Up].alphaCutoff=t,this[bm](),this[kp]()}getAlphaCutoff(){return this[Bm](),this[Up].alphaCutoff}setDoubleSided(t){this[Bm]();for(const e of this[Np])e.side=t?2:0,e.needsUpdate=!0;this[Up].doubleSided=t,this[kp]()}getDoubleSided(){return this[Bm](),this[Up].doubleSided}setAlphaMode(t){this[Bm]();const e=(t,e)=>{t.transparent=e,t.depthWrite=!e};this[Up].alphaMode=t;for(const i of this[Np])e(i,"BLEND"===t),this[bm](),i.needsUpdate=!0;this[kp]()}getAlphaMode(){return this[Bm](),this[Up].alphaMode}}class Nm{constructor(t){this.name="",this.children=new Array,this.name=t}}class Um extends Nm{constructor(t,e,i,n){super(t.name),this.materials=new Map,this.variantToMaterialMap=new Map,this.initialMaterialIdx=0,this.activeMaterialIdx=0,this.mesh=t;const{gltf:s,threeGLTF:r,threeObjectMap:a}=n;this.modelVariants=i,this.mesh.userData.variantData=i;const o=a.get(t.material);null!=o.materials?this.initialMaterialIdx=this.activeMaterialIdx=o.materials:console.error(`Primitive (${t.name}) missing initial material reference.`);const l=t.userData.associations||{};if(null==l.meshes)return void console.error("Mesh is missing primitive index association");const h=((s.meshes||[])[l.meshes].primitives||[])[l.primitives];if(null!=h){if(null!=h.material)this.materials.set(h.material,e[h.material]);else{const t=e.findIndex((t=>"Default"===t.name));t>=0?this.materials.set(t,e[t]):console.warn("gltfPrimitive has no material!")}if(h.extensions&&h.extensions.KHR_materials_variants){const t=h.extensions.KHR_materials_variants,n=r.parser.json.extensions.KHR_materials_variants.variants;for(const s of t.mappings){const t=e[s.material];this.materials.set(s.material,t);for(const e of s.variants){const{name:s}=n[e];this.variantToMaterialMap.set(e,t),t[Dm]().add(e),i.has(s)||i.set(s,{name:s,index:e})}}}}else console.error("Mesh primitive definition is missing.")}async setActiveMaterial(t){const e=this.materials.get(t);return null!=e&&(this.mesh.material=await e[Mm](),this.activeMaterialIdx=t),this.mesh.material}getActiveMaterial(){return this.materials.get(this.activeMaterialIdx)}getMaterial(t){return this.materials.get(t)}async enableVariant(t){if(null==t)return this.setActiveMaterial(this.initialMaterialIdx);if(null!=this.variantToMaterialMap&&this.modelVariants.has(t)){const e=this.modelVariants.get(t);return this.enableVariantHelper(e.index)}return null}async enableVariantHelper(t){if(null!=this.variantToMaterialMap&&null!=t){const e=this.variantToMaterialMap.get(t);if(null!=e)return this.setActiveMaterial(e.index)}return null}async instantiateVariants(){if(null!=this.variantToMaterialMap)for(const t of this.variantToMaterialMap.keys()){const e=this.mesh.userData.variantMaterials.get(t);if(null!=e.material)continue;const i=await this.enableVariantHelper(t);null!=i&&(e.material=i)}}get variantInfo(){return this.variantToMaterialMap}addVariant(t,e){if(!this.ensureVariantIsUnused(e))return!1;this.modelVariants.has(e)||this.modelVariants.set(e,{name:e,index:this.modelVariants.size});const i=this.modelVariants.get(e).index;return t[Dm]().add(i),this.variantToMaterialMap.set(i,t),this.materials.set(t.index,t),this.updateV

921ariantUserData(i,t),!0}deleteVariant(t){if(this.variantInfo.has(t)){this.variantInfo.delete(t);const e=this.mesh.userData.variantMaterials;null!=e&&e.delete(t)}}updateVariantUserData(t,e){e[Dm]().add(t),this.mesh.userData.variantData=this.modelVariants,this.mesh.userData.variantMaterials=this.mesh.userData.variantMaterials||new Map;this.mesh.userData.variantMaterials.set(t,{material:e[Np].values().next().value,gltfMaterialIndex:e.index})}ensureVariantIsUnused(t){const e=this.modelVariants.get(t);return null==e||!this.variantInfo.has(e.index)||(console.warn(`Primitive cannot add variant '${t}' for this material, it already exists.`),!1)}}
922/* @license
923 * Copyright 2020 Google LLC. All Rights Reserved.
924 * Licensed under the Apache License, Version 2.0 (the 'License');
925 * you may not use this file except in compliance with the License.
926 * You may obtain a copy of the License at
927 *
928 *     http://www.apache.org/licenses/LICENSE-2.0
929 *
930 * Unless required by applicable law or agreed to in writing, software
931 * distributed under the License is distributed on an 'AS IS' BASIS,
932 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
933 * See the License for the specific language governing permissions and
934 * limitations under the License.
935 */var km,Om,Gm,zm,Hm,Vm;const Wm=Symbol("materials"),qm=Symbol("hierarchy"),jm=Symbol("roots"),Ym=Symbol("primitives"),Jm=Symbol("correlatedSceneGraph"),Xm=Symbol("prepareVariantsForExport"),Km=Symbol("switchVariant"),$m=Symbol("materialFromPoint"),Zm=Symbol("nodeFromPoint"),tg=Symbol("nodeFromIndex"),eg=Symbol("variantData"),ig=Symbol("availableVariants"),ng=Symbol("modelOnUpdate"),sg=Symbol("cloneMaterial");class rg{constructor(t,e,i,n){this.gltf=t,this.gltfElementMap=e,this.mapKey=i,this.doLazyLoad=n}}class ag{constructor(t,e=(()=>{})){this[km]=new Array,this[Om]=new Array,this[Gm]=new Array,this[zm]=new Array,this[Hm]=()=>{},this[Vm]=new Map,this[ng]=e,this[Jm]=t;const{gltf:i,threeGLTF:n,gltfElementMap:s}=t;for(const[t,r]of i.materials.entries()){const a=s.get(r);if(null!=a)this[Wm].push(new Fm(e,i,r,t,!0,this[eg],a));else{const r=(i.materials||[])[t],o=t,l=async()=>{const t=await n.parser.getDependency("material",o),e=new Set;return s.set(r,e),e.add(t),{set:e,material:t}};this[Wm].push(new Fm(e,i,r,t,!1,this[eg],a,new rg(i,s,r,l)))}}const r=new Map,a=new Array;for(const t of n.scene.children)a.push(t);for(;a.length>0;){const e=a.pop();let i=null;e instanceof Di?(i=new Um(e,this.materials,this[eg],t),this[Ym].push(i)):i=new Nm(e.name);const n=r.get(e);null!=n?n.children.push(i):this[jm].push(i),this[qm].push(i);for(const t of e.children)a.push(t),r.set(e,i)}}get materials(){return this[Wm]}[(km=Wm,Om=qm,Gm=jm,zm=Ym,Hm=ng,Vm=eg,ig)](){const t=Array.from(this[eg].values());return t.sort(((t,e)=>t.index-e.index)),t.map((t=>t.name))}getMaterialByName(t){const e=this[Wm].filter((e=>e.name===t));return e.length>0?e[0]:null}[tg](t,e){const i=this[qm].find((i=>{if(i instanceof Um){const{meshes:n,primitives:s}=i.mesh.userData.associations;if(n==t&&s==e)return!0}return!1}));return null==i?null:i}[Zm](t){return this[qm].find((e=>{if(e instanceof Um){if(e.mesh===t.object)return!0}return!1}))}[$m](t){return this[Zm](t).getActiveMaterial()}async[Km](t){for(const e of this[Ym])await e.enableVariant(t);for(const t of this.materials)t[Rm](!1);for(const t of this[Ym])this.materials[t.getActiveMaterial().index][Rm](!0)}async[Xm](){const t=new Array;for(const e of this[Ym])t.push(e.instantiateVariants());await Promise.all(t)}[sg](t,e){const i=this.materials[t];i.isLoaded||console.error("Cloning an unloaded material,\n           call 'material.ensureLoaded() before cloning the material.");const n=i[Np],s=JSON.parse(JSON.stringify(i[Up]));s.name=e;this[Jm].gltf.materials.push(s);const r=new Set;for(const[t,i]of n.entries()){const s=i.clone();s.name=e+(n.size>1?"_inst"+t:""),r.add(s)}const a=new Fm(this[ng],this[Jm].gltf,s,this[Wm].length,!1,this[eg],r);return this[Wm].push(a),a}createMaterialInstanceForVariant(t,e,i,n=!0){let s=null;for(const n of this[Ym]){const r=this[eg].get(i);null!=r&&n.variantInfo.has(r.index)||null!=n.getMaterial(t)&&(this.hasVariant(i)||this.createVariant(i),null==s&&(s=this[sg](t,e)),n.addVariant(s,i))}if(n&&null!=s){s[Rm](!0),this.materials[t][Rm](!1);for(const t of this[Ym])t.enableVariant(i)}return s}createVariant(t){this[eg].has(t)?console.warn(`Variant '${t}'' already exists`):this[eg].set(t,{name:t,index:this[eg].size})}hasVariant(t){return this[eg].has(t)}setMaterialToVariant(t,e){if(null!=this[ig]().find((t=>t===e)))if(t<0||t>=this.materials.length)console.error("setMaterialToVariant(): materialIndex is out of bounds.");else for(const i of this[Ym]){const n=i.getMaterial(t);null!=n&&i.addVariant(n,e)}else console.warn(`Can't add material to '${e}', the variant does not exist.'`)}updateVariantName(t,e){const i=this[eg].get(t);null!=i&&(i.name=e,this[eg].set(e,i),this[eg].delete(t))}deleteVariant(t){const e=this[eg].get(t);if(null!=e){for(const i of this.materials)i.hasVariant(t)&&i[Qm].delete(e.index);for(const t of this[Ym])t.deleteVariant(e.index);this[eg].delete(t)}}}
936/* @license
937 * Copyright 2020 Google LLC. All Rights Reserved.
938 * Licensed under the Apache License, Version 2.0 (the 'License');

939 * you may not use this file except in compliance with the License.
940 * You may obtain a copy of the License at
941 *
942 *     http://www.apache.org/licenses/LICENSE-2.0
943 *
944 * Unless required by applicable law or agreed to in writing, software
945 * distributed under the License is distributed on an 'AS IS' BASIS,
946 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
947 * See the License for the specific language governing permissions and
948 * limitations under the License.
949 */var og=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const lg=Symbol("currentGLTF"),hg=Symbol("originalGltfJson"),cg=Symbol("model"),ug=Symbol("getOnUpdateMethod"),dg=Symbol("buildTexture"),Ag=new Ht,pg=new Ht,mg=new Ht,gg=new ft,fg=new ei,vg=new zt;class yg extends Yc{constructor(t){super(document.createElement("div")),this.normal=new Ht(0,1,0),this.initialized=!1,this.referenceCount=1,this.pivot=document.createElement("div"),this.slot=document.createElement("slot"),this.element.classList.add("annotation-wrapper"),this.slot.name=t.name,this.element.appendChild(this.pivot),this.pivot.appendChild(this.slot),this.updatePosition(t.position),this.updateNormal(t.normal),this.surface=t.surface}get facingCamera(){return!this.element.classList.contains("hide")}show(){this.facingCamera&&this.initialized||this.updateVisibility(!0)}hide(){!this.facingCamera&&this.initialized||this.updateVisibility(!1)}increment(){this.referenceCount++}decrement(){return this.referenceCount>0&&--this.referenceCount,0===this.referenceCount}updatePosition(t){if(null==t)return;const e=$u(t)[0].terms;for(let t=0;t<3;++t)this.position.setComponent(t,hd(e[t]).number);this.updateMatrixWorld()}updateNormal(t){if(null==t)return;const e=$u(t)[0].terms;for(let t=0;t<3;++t)this.normal.setComponent(t,e[t].number)}updateSurface(t){if(!t&&this.initialized)return;const{mesh:e,tri:i,bary:n}=this;if(null==e||null==i||null==n)return;e.getVertexPosition(i.x,Ag),e.getVertexPosition(i.y,pg),e.getVertexPosition(i.z,mg),Ag.toArray(gg.elements,0),pg.toArray(gg.elements,3),mg.toArray(gg.elements,6),this.position.copy(n).applyMatrix3(gg);const s=this.parent;s.worldToLocal(e.localToWorld(this.position)),fg.set(Ag,pg,mg),fg.getNormal(this.normal).transformDirection(e.matrixWorld);const r=s.parent;vg.setFromAxisAngle(Ag.set(0,1,0),-r.yaw),this.normal.applyQuaternion(vg)}orient(t){this.pivot.style.transform=`rotate(${t}rad)`}updateVisibility(t){t?this.element.classList.remove("hide"):this.element.classList.add("hide"),this.slot.assignedNodes().forEach((e=>{if(e.nodeType!==Node.ELEMENT_NODE)return;const i=e,n=i.dataset.visibilityAttribute;if(null!=n){const e=`data-${n}`;t?i.setAttribute(e,""):i.removeAttribute(e)}i.dispatchEvent(new CustomEvent("hotspot-visibility",{detail:{visible:t}}))})),this.initialized=!0}}const xg={uniforms:{tDiffuse:{value:null},h:{value:1/512}},vertexShader:"\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvUv = uv;\n\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n\t\t}",fragmentShader:"\n\n\t\tuniform sampler2D tDiffuse;\n\t\tuniform float h;\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvec4 sum = vec4( 0.0 );\n\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 4.0 * h, vUv.y ) ) * 0.051;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 3.0 * h, vUv.y ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 2.0 * h, vUv.y ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x - 1.0 * h, vUv.y ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 1.0 * h, vUv.y ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 2.0 * h, vUv.y ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 3.0 * h, vUv.y ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x + 4.0 * h, vUv.y ) ) * 0.051;\n\n\t\t\tgl_FragColor = sum;\n\n\t\t}"},_g={uniforms:{tDiffuse:{value:null},v:{value:1/512}},vertexShader:"\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvUv = uv;\n\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n\t\t}",fragmentShader:"\n\n\t\tuniform sampler2D tDiffuse;\n\t\tuniform float v;\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvec4 sum = vec4( 0.0 );\n\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 4.0 * v ) ) * 0.051;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 3.0 * v ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 2.0 * v ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y - 1.0 * v ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y ) ) * 0.1633;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 1.0 * v ) ) * 0.1531;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 2.0 * v ) ) * 0.12245;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 3.0 * v ) ) * 0.0918;\n\t\t\tsum += texture2D( tDiffuse, vec2( vUv.x, vUv.y + 4.0 * v ) ) * 0.051;\n\n\t\t\tgl_FragColor = sum;\n\n\t\t}"};function Eg(t,e,i){return(1-i)*t+i*e}
950/* @license
951 * Copyright 2022 Google LLC. All Rights Reserved.
952 * Licensed under the Apache License, Version 2.0 (the 'License');

953 * you may not use this file except in compliance with the License.
954 * You may obtain a copy of the License at
955 *
956 *     http://www.apache.org/licenses/LICENSE-2.0
957 *
958 * Unless required by applicable law or agreed to in writing, software
959 * distributed under the License is distributed on an 'AS IS' BASIS,
960 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
961 * See the License for the specific language governing permissions and
962 * limitations under the License.
963 */class wg extends Ve{constructor(t,e,i){super(),this.camera=new An,this.renderTarget=null,this.renderTargetBlur=null,this.depthMaterial=new vr,this.horizontalBlurMaterial=new ki(xg),this.verticalBlurMaterial=new ki(_g),this.intensity=0,this.softness=1,this.boundingBox=new qt,this.size=new Ht,this.maxDimension=0,this.isAnimated=!1,this.needsUpdate=!1;const{camera:n}=this;n.rotation.x=Math.PI/2,n.left=-.5,n.right=.5,n.bottom=-.5,n.top=.5,this.add(n);const s=new en,r=new si({opacity:1,transparent:!0,side:1});this.floor=new Di(s,r),this.floor.userData.shadow=!0,n.add(this.floor),this.blurPlane=new Di(s),this.blurPlane.visible=!1,n.add(this.blurPlane),t.target.add(this),this.depthMaterial.onBeforeCompile=function(t){t.fragmentShader=t.fragmentShader.replace("gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );","gl_FragColor = vec4( vec3( 0.0 ), ( 1.0 - fragCoordZ ) * opacity );")},this.horizontalBlurMaterial.depthTest=!1,this.verticalBlurMaterial.depthTest=!1,this.setScene(t,e,i)}setScene(t,e,i){const{boundingBox:n,size:s,rotation:r,position:a}=this;if(this.isAnimated=t.animationNames.length>0,this.boundingBox.copy(t.boundingBox),this.size.copy(t.size),this.maxDimension=Math.max(s.x,s.y,s.z)*(this.isAnimated?2:1),this.boundingBox.getCenter(a),"back"===i){const{min:t,max:e}=n;[t.y,t.z]=[t.z,t.y],[e.y,e.z]=[e.z,e.y],[s.y,s.z]=[s.z,s.y],r.x=Math.PI/2,r.y=Math.PI}else r.x=0,r.y=0;if(this.isAnimated){const t=n.min.y,e=n.max.y;s.y=this.maxDimension,n.expandByVector(s.subScalar(this.maxDimension).multiplyScalar(-.5)),n.min.y=t,n.max.y=e,s.set(this.maxDimension,e-t,this.maxDimension)}"bottom"===i?a.y=n.min.y:a.z=n.min.y,this.setSoftness(e)}setSoftness(t){this.softness=t;const{size:e,camera:i}=this,n=this.isAnimated?2:1,s=n*Math.pow(2,9-3*t);this.setMapSize(s);const r=e.y/2,a=e.y*n;i.near=0,i.far=Eg(a,r,t),this.depthMaterial.opacity=1/t,i.updateProjectionMatrix(),this.setIntensity(this.intensity),this.setOffset(0)}setMapSize(t){const{size:e}=this;this.isAnimated&&(t*=2);const i=Math.floor(e.x>e.z?t:t*e.x/e.z),n=Math.floor(e.x>e.z?t*e.z/e.x:t),s=10+i,r=10+n;if(null==this.renderTarget||this.renderTarget.width===s&&this.renderTarget.height===r||(this.renderTarget.dispose(),this.renderTarget=null,this.renderTargetBlur.dispose(),this.renderTargetBlur=null),null==this.renderTarget){const t={format:w};this.renderTarget=new kt(s,r,t),this.renderTargetBlur=new kt(s,r,t),this.floor.material.map=this.renderTarget.texture}this.camera.scale.set(e.x*(1+10/i),e.z*(1+10/n),1),this.needsUpdate=!0}setIntensity(t){this.intensity=t,t>0?(this.visible=!0,this.floor.visible=!0,this.floor.material.opacity=t*Eg(.3,1,this.softness*this.softness)):(this.visible=!1,this.floor.visible=!1)}getIntensity(){return this.intensity}setOffset(t){this.floor.position.z=-t+.001*this.maxDimension}render(t,e){e.overrideMaterial=this.depthMaterial;const i=t.getClearAlpha();t.setClearAlpha(0),this.floor.visible=!1;const n=t.xr.enabled;t.xr.enabled=!1;const s=t.getRenderTarget();t.setRenderTarget(this.renderTarget),t.render(e,this.camera),e.overrideMaterial=null,this.floor.visible=!0,this.blurShadow(t),t.xr.enabled=n,t.setRenderTarget(s),t.setClearAlpha(i)}blurShadow(t){const{camera:e,horizontalBlurMaterial:i,verticalBlurMaterial:n,renderTarget:s,renderTargetBlur:r,blurPlane:a}=this;a.visible=!0,a.material=i,i.uniforms.h.value=1/this.renderTarget.width,i.uniforms.tDiffuse.value=this.renderTarget.texture,t.setRenderTarget(r),t.render(a,e),a.material=n,n.uniforms.v.value=1/this.renderTarget.height,n.uniforms.tDiffuse.value=this.renderTargetBlur.texture,t.setRenderTarget(s),t.render(a,e),a.visible=!1}dispose(){null!=this.renderTarget&&this.renderTarget.dispose(),null!=this.renderTargetBlur&&this.renderTargetBlur.dispose(),this.depthMaterial.dispose(),this.horizontalBlurMaterial.dispose(),this.verticalBlurMaterial.dispose(),this.floor.material.dispose(),this.floor.geometry.dispose(),this.blurPlane.geometry.dispose(),this.removeFromParent()}}
964/* @license
965 * Copyright 2019 Google LLC. All Rights Reserved.
966 * Licensed under the Apache License, Version 2.0 (the 'License');

967 * you may not use this file except in compliance with the License.
968 * You may obtain a copy of the License at
969 *
970 *     http://www.apache.org/licenses/LICENSE-2.0
971 *
972 * Unless required by applicable law or agreed to in writing, software
973 * distributed under the License is distributed on an 'AS IS' BASIS,
974 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
975 * See the License for the specific language governing permissions and
976 * limitations under the License.
977 */const Cg=new Ht,bg=new Ht,Ig=new Ht,Sg=new class{constructor(t,e,i=0,n=1/0){this.ray=new ve(t,e),this.near=i,this.far=n,this.camera=null,this.layers=new Te,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(t,e){this.ray.set(t,e)}setFromCamera(t,e){e.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(t.x,t.y,.5).unproject(e).sub(this.ray.origin).normalize(),this.camera=e):e.isOrthographicCamera?(this.ray.origin.set(t.x,t.y,(e.near+e.far)/(e.near-e.far)).unproject(e),this.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld),this.camera=e):console.error("THREE.Raycaster: Unsupported camera type: "+e.type)}intersectObject(t,e=!0,i=[]){return Do(t,this,i,e),i.sort(Ro),i}intersectObjects(t,e=!0,i=[]){for(let n=0,s=t.length;n<s;n++)Do(t[n],this,i,e);return i.sort(Ro),i}},Mg=new Ht,Bg=new gt;class Tg extends Lr{constructor({canvas:t,element:e,width:i,height:n}){super(),this.annotationRenderer=new tu,this.schemaElement=document.createElement("script"),this.width=1,this.height=1,this.aspect=1,this.scaleStep=0,this.renderCount=0,this.externalRenderer=null,this.camera=new Gi(45,1,.1,100),this.xrCamera=null,this.url=null,this.target=new Ve,this.animationNames=[],this.boundingBox=new qt,this.boundingSphere=new ce,this.size=new Ht,this.idealAspect=0,this.framedFoVDeg=0,this.shadow=null,this.shadowIntensity=0,this.shadowSoftness=1,this.bakedShadows=new Set,this.exposure=1,this.canScale=!0,this.isDirty=!1,this.goalTarget=new Ht,this.targetDamperX=new Wu,this.targetDamperY=new Wu,this.targetDamperZ=new Wu,this._currentGLTF=null,this._model=null,this.cancelPendingSourceChange=null,this.animationsByName=new Map,this.currentAnimationAction=null,this.name="ModelScene",this.element=e,this.canvas=t,this.camera=new Gi(45,1,.1,100),this.camera.name="MainCamera",this.add(this.target),this.setSize(i,n),this.target.name="Target",this.mixer=new To(this.target);const{domElement:s}=this.annotationRenderer,{style:r}=s;r.display="none",r.pointerEvents="none",r.position="absolute",r.top="0",this.element.shadowRoot.querySelector(".default").appendChild(s),this.schemaElement.setAttribute("type","application/ld+json")}get context(){return this.canvas.getContext("2d")}getCamera(){return null!=this.xrCamera?this.xrCamera:this.camera}queueRender(){this.isDirty=!0}shouldRender(){return this.isDirty}hasRendered(){this.isDirty=!1}forceRescale(){this.scaleStep=-1,this.queueRender()}async setObject(t){this.reset(),this._model=t,this.target.add(t),await this.setupScene()}async setSource(t,e=(()=>{})){if(!t||t===this.url)return void e(1);if(this.reset(),this.url=t,null!=this.externalRenderer){const t=await this.externalRenderer.load(e);return this.boundingSphere.radius=t.framedRadius,void(this.idealAspect=t.fieldOfViewAspect)}let i;null!=this.cancelPendingSourceChange&&(this.cancelPendingSourceChange(),this.cancelPendingSourceChange=null);try{i=await new Promise((async(i,n)=>{this.cancelPendingSourceChange=()=>n();try{i(await this.element[Ef].loader.load(t,this.element,e))}catch(t){n(t)}}))}catch(t){if(null==t)return;throw t}this.cancelPendingSourceChange=null,this.reset(),this.url=t,this._currentGLTF=i,null!=i&&(this._model=i.scene,this.target.add(i.scene));const{animations:n}=i,s=new Map,r=[];for(const t of n)s.set(t.name,t),r.push(t.name);this.animations=n,this.animationsByName=s,this.animationNames=r,await this.setupScene()}async setupScene(){this.applyTransform(),this.updateBoundingBox(),await this.updateFraming(),this.updateShadow(),this.setShadowIntensity(this.shadowIntensity)}reset(){this.url=null,this.renderCount=0,this.queueRender(),null!=this.shadow&&this.shadow.setIntensity(0),this.bakedSha

977dows.clear();const{_model:t}=this;null!=t&&(t.removeFromParent(),this._model=null);const e=this._currentGLTF;null!=e&&(e.dispose(),this._currentGLTF=null),null!=this.currentAnimationAction&&(this.currentAnimationAction.stop(),this.currentAnimationAction=null),this.mixer.stopAllAction(),this.mixer.uncacheRoot(this)}dispose(){this.reset(),null!=this.shadow&&(this.shadow.dispose(),this.shadow=null),this.element[lg]=null,this.element[hg]=null,this.element[cg]=null}get currentGLTF(){return this._currentGLTF}setSize(t,e){if(this.width!==t||this.height!==e){if(this.width=Math.max(t,1),this.height=Math.max(e,1),this.annotationRenderer.setSize(t,e),this.aspect=this.width/this.height,null!=this.externalRenderer){const i=eh();this.externalRenderer.resize(t*i,e*i)}this.queueRender()}}markBakedShadow(t){t.userData.shadow=!0,this.bakedShadows.add(t)}unmarkBakedShadow(t){t.userData.shadow=!1,t.visible=!0,this.bakedShadows.delete(t),this.boundingBox.expandByObject(t)}findBakedShadows(t){const e=new qt;t.traverse((t=>{const i=t;if(!i.isMesh)return;if(!i.material.transparent)return;e.setFromObject(i);const n=e.getSize(Mg),s=Math.min(n.x,n.y,n.z);Math.max(n.x,n.y,n.z)<100*s||this.markBakedShadow(i)}))}checkBakedShadows(){const{min:t,max:e}=this.boundingBox,i=new qt;this.boundingBox.getSize(this.size);for(const n of this.bakedShadows)i.setFromObject(n),i.min.y<t.y+this.size.y/100&&i.min.x<=t.x&&i.max.x>=e.x&&i.min.z<=t.z&&i.max.z>=e.z||i.min.z<t.z+this.size.z/100&&i.min.x<=t.x&&i.max.x>=e.x&&i.min.y<=t.y&&i.max.y>=e.y||this.unmarkBakedShadow(n)}applyTransform(){const{model:t}=this;if(null==t)return;const e=$u(this.element.orientation)[0].terms,i=hd(e[0]).number,n=hd(e[1]).number,s=hd(e[2]).number;t.quaternion.setFromEuler(new Be(n,s,i,"YXZ"));const r=$u(this.element.scale)[0].terms;t.scale.set(r[0].number,r[1].number,r[2].number)}updateBoundingBox(){const{model:t}=this;if(null==t)return;this.target.remove(t),this.findBakedShadows(t);const e=(t,e)=>t.expandByPoint(e);this.setBakedShadowVisibility(!1),this.boundingBox=eu(t,e,new qt),this.boundingBox.isEmpty()&&(this.setBakedShadowVisibility(!0),this.bakedShadows.forEach((t=>this.unmarkBakedShadow(t))),this.boundingBox=eu(t,e,new qt)),this.checkBakedShadows(),this.setBakedShadowVisibility(),this.boundingBox.getSize(this.size),this.target.add(t)}async updateFraming(){const{model:t}=this;if(null==t)return;this.target.remove(t),this.setBakedShadowVisibility(!1);const{center:e}=this.boundingSphere;this.element.requestUpdate("cameraTarget"),await this.element.updateComplete,e.copy(this.getTarget());this.boundingSphere.radius=Math.sqrt(eu(t,((t,i)=>Math.max(t,e.distanceToSquared(i))),0));this.idealAspect=eu(t,((t,i)=>{i.sub(e);const n=Math.sqrt(i.x*i.x+i.z*i.z);return Math.max(t,n/(this.idealCameraDistance()-Math.abs(i.y)))}),0)/Math.tan(this.framedFoVDeg/2*Math.PI/180),this.setBakedShadowVisibility(),this.target.add(t)}setBakedShadowVisibility(t=this.shadowIntensity<=0){for(const e of this.bakedShadows)e.visible=t}idealCameraDistance(){const t=this.framedFoVDeg/2*Math.PI/180;return this.boundingSphere.radius/Math.sin(t)}adjustedFoV(t){const e=Math.tan(t/2*Math.PI/180)*Math.max(1,this.idealAspect/this.aspect);return 2*Math.atan(e)*180/Math.PI}getNDC(t,e){if(null!=this.xrCamera)Bg.set(t/window.screen.width,e/window.screen.height);else{const i=this.element.getBoundingClientRect();Bg.set((t-i.x)/this.width,(e-i.y)/this.height)}return Bg.multiplyScalar(2).subScalar(1),Bg.y*=-1,Bg}getSize(){return{width:this.width,height:this.height}}setEnvironmentAndSkybox(t,e){this.element[Ef].arRenderer.presentedScene!==this&&(this.environment=t,this.background=e,this.queueRender())}setTarget(t,e,i){this.goalTarget.set(-t,-e,-i)}setTargetDamperDecayTime(t){this.targetDamperX.setDecayTime(t),this.targetDamperY.setDecayTime(t),this.targetDamperZ.setDecayTime(t)}getTarget(){return this.goalTarget.clone().multiplyScalar(-1)}jumpToGoal(){this.updateTarget(1e4)}updateTarget(t){const e=this.goalTarget,i=this.target.position;if(e.equals(i))return!1;{const n=this.boundingSphere.radius/10;let{x:s,y:r,z:a}=i;return s=this.targetDamperX.update(s,e.x,t,n),r=this.targetDamperY.update(r,e.y,t,n),a=this.targetDamperZ.update(a,e.z,t,n

977),this.target.position.set(s,r,a),this.target.updateMatrixWorld(),this.queueRender(),!0}}pointTowards(t,e){const{x:i,z:n}=this.position;this.yaw=Math.atan2(t-i,e-n)}get model(){return this._model}set yaw(t){this.rotation.y=t,this.queueRender()}get yaw(){return this.rotation.y}set animationTime(t){this.mixer.setTime(t),this.queueShadowRender()}get animationTime(){if(null!=this.currentAnimationAction){const t=Math.max(this.currentAnimationAction._loopCount,0);return this.currentAnimationAction.loop===k&&1==(1&t)?this.duration-this.currentAnimationAction.time:this.currentAnimationAction.time}return 0}set animationTimeScale(t){this.mixer.timeScale=t}get animationTimeScale(){return this.mixer.timeScale}get duration(){return null!=this.currentAnimationAction&&this.currentAnimationAction.getClip()?this.currentAnimationAction.getClip().duration:0}get hasActiveAnimation(){return null!=this.currentAnimationAction}playAnimation(t=null,e=0,i=2201,n=1/0){if(null==this._currentGLTF)return;const{animations:s}=this;if(null==s||0===s.length)return void console.warn("Cannot play animation (model does not have any animations)");let r=null;if(null!=t&&(r=this.animationsByName.get(t),null==r)){const e=parseInt(t);!isNaN(e)&&e>=0&&e<s.length&&(r=s[e])}null==r&&(r=s[0]);try{const{currentAnimationAction:t}=this,s=this.mixer.clipAction(r,this);this.currentAnimationAction=s,this.element.paused?this.mixer.stopAllAction():(s.paused=!1,null!=t&&s!==t?s.crossFadeFrom(t,e,!1):this.animationTimeScale>0&&this.animationTime==this.duration&&(this.animationTime=0)),s.setLoop(i,n),s.enabled=!0,s.clampWhenFinished=!0,s.play()}catch(t){console.error(t)}}stopAnimation(){this.currentAnimationAction=null,this.mixer.stopAllAction()}updateAnimation(t){this.mixer.update(t),this.queueShadowRender()}subscribeMixerEvent(t,e){this.mixer.addEventListener(t,e)}updateShadow(){const t=this.shadow;if(null!=t){const e="wall"===this.element.arPlacement?"back":"bottom";t.setScene(this,this.shadowSoftness,e),t.needsUpdate=!0}}renderShadow(t){const e=this.shadow;null!=e&&1==e.needsUpdate&&(e.render(t,this),e.needsUpdate=!1)}queueShadowRender(){null!=this.shadow&&(this.shadow.needsUpdate=!0)}setShadowIntensity(t){if(this.shadowIntensity=t,null!=this._currentGLTF&&(this.setBakedShadowVisibility(),!(t<=0&&null==this.shadow))){if(null==this.shadow){const t="wall"===this.element.arPlacement?"back":"bottom";this.shadow=new wg(this,this.shadowSoftness,t)}this.shadow.setIntensity(t)}}setShadowSoftness(t){this.shadowSoftness=t;const e=this.shadow;null!=e&&e.setSoftness(t)}setShadowOffset(t){const e=this.shadow;null!=e&&e.setOffset(t)}get raycaster(){return Sg}hitFromPoint(t,e=this){this.raycaster.setFromCamera(t,this.getCamera());return this.raycaster.intersectObject(e,!0).find((t=>t.object.visible&&!t.object.userData.shadow))}positionAndNormalFromPoint(t,e=this){const i=this.hitFromPoint(t,e);return null==i||null==i.face?null:null==i.uv?{position:i.point,normal:i.face.normal,uv:null}:(i.face.normal.applyNormalMatrix((new ft).getNormalMatrix(i.object.matrixWorld)),{position:i.point,normal:i.face.normal,uv:i.uv})}surfaceFromPoint(t,e=this){const i=this.element.model;if(null==i)return null;const n=this.hitFromPoint(t,e);if(null==n||null==n.face)return null;const s=i[Zm](n),{meshes:r,primitives:a}=s.mesh.userData.associations,o=new Ht,l=new Ht,h=new Ht,{a:c,b:u,c:d}=n.face,A=n.object;A.getVertexPosition(c,o),A.getVertexPosition(u,l),A.getVertexPosition(d,h);const p=new ei(o,l,h),m=new Ht;return p.getBarycoord(A.worldToLocal(n.point),m),`${r} ${a} ${c} ${u} ${d} ${m.x.toFixed(3)} ${m.y.toFixed(3)} ${m.z.toFixed(3)}`}addHotspot(t){this.target.add(t),this.annotationRenderer.domElement.appendChild(t.element)}removeHotspot(t){this.target.remove(t)}forHotspots(t){const{children:e}=this.target;for(let i=0,n=e.length;i<n;i++){const n=e[i];n instanceof yg&&t(n)}}initializeSurface(t){if(null!=t.surface&&null==t.mesh){const e=$u(t.surface)[0].terms;if(8!=e.length)return void console.warn(t.surface+" does not have exactly 8 numbers.");const i=this.element.model[tg](e[0].number,e[1].number),n=new Ht(e[2].number,e[3].number,e[4].number);if(null==i)return void console.warn(t.surface+" does not match a no

977de/primitive in this glTF! Skipping this hotspot.");const s=i.mesh.geometry.attributes.position.count;if(n.x>=s||n.y>=s||n.z>=s)return void console.warn(t.surface+" vertex indices out of range in this glTF! Skipping this hotspot.");const r=new Ht(e[5].number,e[6].number,e[7].number);t.mesh=i.mesh,t.tri=n,t.bary=r}}updateSurfaceHotspots(){const t=!this.element.paused;this.forHotspots((e=>{this.initializeSurface(e),e.updateSurface(t)}))}updateHotspotsVisibility(t){this.forHotspots((e=>{Cg.copy(t),bg.setFromMatrixPosition(e.matrixWorld),Cg.sub(bg),Ig.copy(e.normal).transformDirection(this.target.matrixWorld),Cg.dot(Ig)<0?e.hide():e.show()}))}orientHotspots(t){this.forHotspots((e=>{e.orient(t)}))}setHotspotsVisibility(t){this.forHotspots((e=>{e.visible=t}))}updateSchema(t){var e;const{schemaElement:i,element:n}=this,{alt:s,poster:r,iosSrc:a}=n;if(null!=t){const n=[{"@type":"MediaObject",contentUrl:t,encodingFormat:"gltf"===(null===(e=t.split(".").pop())||void 0===e?void 0:e.toLowerCase())?"model/gltf+json":"model/gltf-binary"}];a&&n.push({"@type":"MediaObject",contentUrl:a,encodingFormat:"model/vnd.usdz+zip"});const o={"@context":"http://schema.org/","@type":"3DModel",image:null!=r?r:void 0,name:null!=s?s:void 0,encoding:n};i.textContent=JSON.stringify(o),document.head.appendChild(i)}else null!=i.parentElement&&i.parentElement.removeChild(i)}}
978/* @license
979 * Copyright 2019 Google LLC. All Rights Reserved.
980 * Licensed under the Apache License, Version 2.0 (the 'License');
981 * you may not use this file except in compliance with the License.
982 * You may obtain a copy of the License at
983 *
984 *     http://www.apache.org/licenses/LICENSE-2.0
985 *
986 * Unless required by applicable law or agreed to in writing, software
987 * distributed under the License is distributed on an 'AS IS' BASIS,
988 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
989 * See the License for the specific language governing permissions and
990 * limitations under the License.
991 */
992/* @license
993 * Copyright 2019 Google LLC. All Rights Reserved.
994 * Licensed under the Apache License, Version 2.0 (the 'License');
995 * you may not use this file except in compliance with the License.
996 * You may obtain a copy of the License at
997 *
998 *     http://www.apache.org/licenses/LICENSE-2.0
999 *
1000 * Unless required by applicable law or agreed to in writing, software
1001 * distributed under the License is distributed on an 'AS IS' BASIS,
1002 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1003 * See the License for the specific language governing permissions and
1004 * limitations under the License.
1005 */
1006class Rg extends EventTarget{constructor(){super(...arguments),this.ongoingActivities=new Set,this.totalProgress=0}get ongoingActivityCount(){return this.ongoingActivities.size}beginActivity(){const t={progress:0,completed:!1};return this.ongoingActivities.add(t),1===this.ongoingActivityCount&&this.announceTotalProgress(t,0),e=>{let i;return i=Math.max(th(e,0,1),t.progress),i!==t.progress&&this.announceTotalProgress(t,i),t.progress}}announceTotalProgress(t,e){let i=0,n=0;1==e&&(t.completed=!0);for(const t of this.ongoingActivities){const{progress:e}=t;i+=1-e,!0===t.completed&&n++}const s=t.progress;t.progress=e,this.totalProgress+=(e-s)*(1-this.totalProgress)/i;const r=n===this.ongoingActivityCount?1:this.totalProgress;this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:r}})),n===this.ongoingActivityCount&&(this.totalProgress=0,this.ongoingActivities.clear())}}
1007/* @license
1008 * Copyright 2019 Google LLC. All Rights Reserved.
1009 * Licensed under the Apache License, Version 2.0 (the 'License');
1010 * you may not use this file except in compliance with the License.
1011 * You may obtain a copy of the License at
1012 *
1013 *     http://www.apache.org/licenses/LICENSE-2.0
1014 *
1015 * Unless required by applicable law or agreed to in writing, software
1016 * distributed under the License is distributed on an 'AS IS' BASIS,
1017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1018 * See the License for the specific language governing permissions and
1019 * limitations under the License.

1020 */var Dg,Lg,Qg,Pg,Fg,Ng,Ug,kg,Og,Gg,zg,Hg,Vg,Wg=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const qg=document.createElement("canvas"),jg=Symbol("fallbackResizeHandler"),Yg=Symbol("defaultAriaLabel"),Jg=Symbol("resizeObserver"),Xg=Symbol("clearModelTimeout"),Kg=Symbol("onContextLost"),$g=Symbol("loaded"),Zg=Symbol("status"),tf=Symbol("onFocus"),ef=Symbol("onBlur"),nf=Symbol("updateSize"),sf=Symbol("intersectionObserver"),rf=Symbol("isElementInViewport"),af=Symbol("announceModelVisibility"),of=Symbol("ariaLabel"),lf=Symbol("altDefaulted"),hf=Symbol("statusElement"),cf=Symbol("updateStatus"),uf=Symbol("loadedTime"),df=Symbol("updateSource"),Af=Symbol("markLoaded"),pf=Symbol("container"),mf=Symbol("input"),gf=Symbol("canvas"),ff=Symbol("scene"),vf=Symbol("needsRender"),yf=Symbol("tick"),xf=Symbol("onModelLoad"),_f=Symbol("onResize"),Ef=Symbol("renderer"),wf=Symbol("progressTracker"),Cf=Symbol("getLoaded"),bf=Symbol("getModelIsVisible"),If=Symbol("shouldAttemptPreload"),Sf=t=>({x:t.x,y:t.y,z:t.z,toString(){return`${this.x}m ${this.y}m ${this.z}m`}}),Mf=t=>({u:t.x,v:t.y,toString(){return`${this.u} ${this.v}`}});class Bf extends Ko{constructor(){super(),this.alt=null,this.src=null,this.withCredentials=!1,this.generateSchema=!1,this[Dg]=!1,this[Lg]=!1,this[Qg]=0,this[Pg]="",this[Fg]=null,this[Ng]=Zl((()=>{const t=this.getBoundingClientRect();this[nf](t)}),50),this[Ug]=Zl((t=>{const e=this.modelIsVisible;e!==t&&this.dispatchEvent(new CustomEvent("model-visibility",{detail:{visible:e}}))}),0),this[kg]=null,this[Og]=null,this[Gg]=new Rg,this[zg]=()=>{this[hf].textContent=this[Zg]},this[Hg]=()=>{this[hf].textContent=""},this[Vg]=t=>{this.dispatchEvent(new CustomEvent("error",{detail:{type:"webglcontextlost",sourceError:t.sourceEvent}}))},this.attachShadow({mode:"open"});const t=this.shadowRoot;let e,i;if((t=>{Ll(lh,t)})(t),this[pf]=t.querySelector(".container"),this[mf]=t.querySelector(".userIn

1020put"),this[gf]=t.querySelector("canvas"),this[hf]=t.querySelector("#status"),this[Yg]=this[mf].getAttribute("aria-label"),this.isConnected){const t=this.getBoundingClientRect();e=t.width,i=t.height}else e=300,i=150;this[ff]=new Tg({canvas:this[gf],element:this,width:e,height:i}),Promise.resolve().then((()=>{this[nf](this.getBoundingClientRect())})),Ol&&(this[Jg]=new ResizeObserver((t=>{if(!this[Ef].isPresenting)for(let e of t)e.target===this&&this[nf](e.contentRect)}))),Gl?this[sf]=new IntersectionObserver((t=>{for(let e of t)if(e.target===this){const t=this.modelIsVisible;this[rf]=e.isIntersecting,this[af](t),this[rf]&&!this.loaded&&this[df]()}}),{root:null,rootMargin:"0px",threshold:1e-5}):this[rf]=!0}static get is(){return"model-viewer"}static set modelCacheSize(t){jc[Wc].evictionThreshold=t}static get modelCacheSize(){return jc[Wc].evictionThreshold}static set minimumRenderScale(t){t>1&&console.warn("<model-viewer> minimumRenderScale has been clamped to a maximum value of 1."),t<=0&&console.warn("<model-viewer> minimumRenderScale has been clamped to a minimum value of 0.25."),Fp.singleton.minScale=t}static get minimumRenderScale(){return Fp.singleton.minScale}get loaded(){return this[Cf]()}get[(Dg=rf,Lg=$g,Qg=uf,Pg=Zg,Fg=Xg,Ng=jg,Ug=af,kg=Jg,Og=sf,Gg=wf,Ef)](){return Fp.singleton}get modelIsVisible(){return this[bf]()}connectedCallback(){super.connectedCallback&&super.connectedCallback(),Ol?this[Jg].observe(this):self.addEventListener("resize",this[jg]),Gl&&this[sf].observe(this),this.addEventListener("focus",this[tf]),this.addEventListener("blur",this[ef]);const t=this[Ef];t.addEventListener("contextlost",this[Kg]),t.registerScene(this[ff]),null!=this[Xg]&&(self.clearTimeout(this[Xg]),this[Xg]=null,this.requestUpdate("src",null))}disconnectedCallback(){super.disconnectedCallback&&super.disconnectedCallback(),Ol?this[Jg].unobserve(this):self.removeEventListener("resize",this[jg]),Gl&&this[sf].unobserve(this),this.removeEventListener("focus",this[tf]),this.removeEventListener("blur",this[ef]);const t=this[Ef];t.removeEventListener("contextlost",this[Kg]),t.unregisterScene(this[ff]),this[Xg]=self.setTimeout((()=>{this[ff].dispose(),this[Xg]=null}),10)}updated(t){super.updated(t),t.has("src")&&(null==this.src?(this[$g]=!1,this[uf]=0,this[ff].reset()):this.src!==this[ff].url&&(this[$g]=!1,this[uf]=0,this[df]())),t.has("alt")&&this[mf].setAttribute("aria-label",this[of]),t.has("withCredentials")&&(jc.withCredentials=this.withCredentials,this[Ef].textureUtils.withCredentials=this.withCredentials),t.has("generateSchema")&&(this.generateSchema?this[ff].updateSchema(this.src):this[ff].updateSchema(null))}toDataURL(t,e){return this[Ef].displayCanvas(this[ff]).toDataURL(t,e)}async toBlob(t){const e=t?t.mimeType:void 0,i=t?t.qualityArgument:void 0,n=t?t.idealAspect:void 0,{width:s,height:r,idealAspect:a,aspect:o}=this[ff],{dpr:l,scaleFactor:h}=this[Ef];let c=s*h*l,u=r*h*l,d=0,A=0;if(!0===n)if(a>o){const t=u;u=Math.round(c/a),A=(t-u)/2}else{const 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1021/* @license
1022 * Copyright 2019 Google LLC. All Rights Reserved.
1023 * Licensed under the Apache License, Version 2.0 (the 'License');

1024 * you may not use this file except in compliance with the License.
1025 * You may obtain a copy of the License at
1026 *
1027 *     http://www.apache.org/licenses/LICENSE-2.0
1028 *
1029 * Unless required by applicable law or agreed to in writing, software
1030 * distributed under the License is distributed on an 'AS IS' BASIS,
1031 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1032 * See the License for the specific language governing permissions and
1033 * limitations under the License.
1034 */
1035var Tf=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const Rf=Symbol("changeAnimation"),Df=Symbol("paused"),Lf={repetitions:1/0,pingpong:!1},Qf=Symbol("hotspotMap"),Pf=Symbol("mutationCallback"),Ff=Symbol("observer"),Nf=Symbol("addHotspot"),Uf=Symbol("removeHotspot"),kf=new ye;
1036/*!
1037fflate - fast JavaScript compression/decompression
1038<https://101arrowz.github.io/fflate>
1039Licensed under MIT. https://github.com/101arrowz/fflate/blob/master/LICENSE
1040version 0.6.9
1041*/
1042var Of=function(t){return URL.createObjectURL(new Blob([t],{type:"text/javascript"}))};try{URL.revokeObjectURL(Of(""))}catch(el){Of=function(t){return"data:application/javascript;charset=UTF-8,"+encodeURI(t)}}var Gf=Uint8Array,zf=Uint16Array,Hf=Uint32Array,Vf=new Gf([0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0,0,0,0]),Wf=new Gf([0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13,0,0]),qf=new Gf([16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15]),jf=function(t,e){for(var i=new zf(31),n=0;n<31;++n)i[n]=e+=1<<t[n-1];var s=new Hf(i[30]);for(n=1;n<30;++n)for(var r=i[n];r<i[n+1];++r)s[r]=r-i[n]<<5|n;return[i,s]},Yf=jf(Vf,2),Jf=Yf[0],Xf=Yf[1];Jf[28]=258,Xf[258]=28;for(var Kf=jf(Wf,0)[1],$f=new zf(32768),Zf=0;Zf<32768;++Zf){var tv=(43690&Zf)>>>1|(21845&Zf)<<1;tv=(61680&(tv=(52428&tv)>>>2|(13107&tv)<<2))>>>4|(3855&tv)<<4,$f[Zf]=((65280&tv)>>>8|(255&tv)<<8)>>>1}var ev=function(t,e,i){for(var n=t.length,s=0,r=new zf(e);s<n;++s)++r[t[s]-1];var a,o=new zf(e);for(s=0;s<e;++s)o[s]=o[s-1]+r[s-1]<<1;if(i){a=new zf(1<<e);var l=15-e;for(s=0;s<n;++s)if(t[s])for(var h=s<<4|t[s],c=e-t[s],u=o[t[s]-1]++<<c,d=u|(1<<c)-1;u<=d;++u)a[$f[u]>>>l]=h}else for(a=new zf(n),s=0;s<n;++s)t[s]&&(a[s]=$f[o[t[s]-1]++]>>>15-t[s]);return a},iv=new Gf(288);for(Zf=0;Zf<144;++Zf)iv[Zf]=8;for(Zf=144;Zf<256;++Zf)iv[Zf]=9;for(Zf=256;Zf<280;++Zf)iv[Zf]=7;for(Zf=280;Zf<288;++Zf)iv[Zf]=8;var nv=new Gf(32);for(Zf=0;Zf<32;++Zf)nv[Zf]=5;var sv=ev(iv,9,0),rv=ev(nv,5,0),av=function(t){return(t/8|0)+(7&t&&1)},ov=function(t,e,i){(null==e||e<0)&&(e=0),(null==i||i>t.length)&&(i=t.length);var n=new(t instanceof zf?zf:t instanceof Hf?Hf:Gf)(i-e);return n.set(t.subarray(e,i)),n},lv=function(t,e,i){i<<=7&e;var n=e/8|0;t[n]|=i,t[n+1]|=i>>>8},hv=function(t,e,i){i<<=7&e;var n=e/8|0;t[n]|=i,t[n+1]|=i>>>8,t[n+2]|=i>>>16},cv=function(t,e){for(var i=[],n=0;n<t.length;++n)t[n]&&i.push({s:n,f:t[n]});var s=i.length,r=i.slice();if(!s)return[fv,0];if(1==s){var a=new Gf(i[0].s+1);return a[i[0].s]=1,[a,1]}i.sort((function(t,e){return t.f-e.f})),i.push({s:-1,f:25001});var o=i[0],l=i[1],h=0,c=1,u=2;for(i[0]={s:-1,f:o.f+l.f,l:o,r:l};c!=s-1;)o=i[i[h].f<i[u].f?h++:u++],l=i[h!=c&&i[h].f<i[u].f?h++:u++],i[c++]={s:-1,f:o.f+l.f,l:o,r:l};var d=r[0].s;for(n=1;n<s;++n)r[n].s>d&&(d=r[n].s);var A=new zf(d+1),p=uv(i[c-1],A,0);if(p>e){n=0;var m=0,g=p-e,f=1<<g;for(r.sort((function(t,e){return A[e.s]-A[t.s]||t.f-e.f}));n<s;++n){var v=r[n].s;if(!(A[v]>e))break;m+=f-(1<<p-A[v]),A[v]=e}for(m>>>=g;m>0;){var y=r[n].s;A[y]<e?m-=1<<e-A[y]++-1:++n}for(;n>=0&&m;--n){var x=r[n].s;A[x]==e&&(--A[x],++m)}p=e}return[new Gf(A),p]},uv=function(t,e,i){return-1==t.s?Math.max(uv(t.l,e,i+1),uv(t.r,e,i+1)):e[t.s]=i},dv=function(t){for(var e=t.length;e&&!t[--e];);for(var i=new zf(++e),n=0,s=t[0],r=1,a=function(t){i[n++]=t},o=1;o<=e;++o)if(t[o]==s&&o!=e)++r;else{if(!s&&r>2){for(;r>138;r-=138)a(32754);r>2&&(a(r>10?r-11<<5|28690:r-3<<5|12305),r=0)}else if(r>3){for(a(s),--r;r>6;r-=6)a(8304);r>2&&(a(r-3<<5|8208),r=0)}for(;r--;)a(s);r=1,s=t[o]}return[i.subarray(0,n),e]},Av=function(t,e){for(var i=0,n=0;n<e.length;++n)i+=t[n]*e[n];return i}

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h=t.charCodeAt(n);h<128||e?o(h):h<2048?(o(192|h>>6),o(128|63&h)):h>55295&&h<57344?(o(240|(h=65536+(1047552&h)|1023&t.charCodeAt(++n))>>18),o(128|h>>12&63),o(128|h>>6&63),o(128|63&h)):(o(224|h>>12),o(128|h>>6&63),o(128|63&h))}return ov(r,0,a)}var Mv=function(t){var e=0;if(t)for(var i in t){var n=t[i].length;if(n>65535)throw"extra field too long";e+=n+4}return e},Bv=function(t,e,i,n,s,r,a,o){var l=n.length,h=i.extra,c=o&&o.length,u=Mv(h);Ev(t,e,null!=a?33639248:67324752),e+=4,null!=a&&(t[e++]=20,t[e++]=i.os),t[e]=20,e+=2,t[e++]=i.flag<<1|(null==r&&8),t[e++]=s&&8,t[e++]=255&i.compression,t[e++]=i.compression>>8;var d=new Date(null==i.mtime?Date.now():i.mtime),A=d.getFullYear()-1980;if(A<0||A>119)throw"date not in range 1980-2099";if(Ev(t,e,A<<25|d.getMonth()+1<<21|d.getDate()<<16|d.getHours()<<11|d.getMinutes()<<5|d.getSeconds()>>>1),e+=4,null!=r&&(Ev(t,e,i.crc),Ev(t,e+4,r),Ev(t,e+8,i.size)),Ev(t,e+12,l),Ev(t,e+14,u),e+=16,null!=a&&(Ev(t,e,c),Ev(t,e+6,i.attrs),Ev(t,e+10,a),e+=14),t.set(n,e),e+=l,u)for(var p in h){var m=h[p],g=m.length;Ev(t,e,+p),Ev(t,e+2,g),t.set(m,e+4),e+=4+g}return c&&(t.set(o,e),e+=c),e};function Tv(t,e){e||(e={});var i={},n=[];Cv(t,"",i,e);var s=0,r=0;for(var a in i){var o=i[a],l=o[0],h=o[1],c=0==h.level?0:8,u=(w=Sv(a)).length,d=h.comment,A=d&&Sv(d),p=A&&A.length,m=Mv(h.extra);if(u>65535)throw"filename too long";var g=c?wv(l,h):l,f=g.length,v=yv();

1042v.p(l),n.push(_v(h,{size:l.length,crc:v.d(),c:g,f:w,m:A,u:u!=a.length||A&&d.length!=p,o:s,compression:c})),s+=30+u+m+f,r+=76+2*(u+m)+(p||0)+f}for(var y=new Gf(r+22),x=s,_=r-s,E=0;E<n.length;++E){var w=n[E];Bv(y,w.o,w,w.f,w.u,w.c.length);var C=30+w.f.length+Mv(w.extra);y.set(w.c,w.o+C),Bv(y,s,w,w.f,w.u,w.c.length,w.o,w.m),s+=16+C+(w.m?w.m.length:0)}return function(t,e,i,n,s){Ev(t,e,101010256),Ev(t,e+8,i),Ev(t,e+10,i),Ev(t,e+12,n),Ev(t,e+16,s)}(y,s,n.length,_,x),y}class Rv{async parse(t,e={}){e=Object.assign({ar:{anchoring:{type:"plane"},planeAnchoring:{alignment:"horizontal"}}},e);const i={},n="model.usda";i[n]=null;let s=Lv();s+=function(t){return`def Xform "Root"\n{\n    def Scope "Scenes" (\n        kind = "sceneLibrary"\n    )\n    {\n        def Xform "Scene" (\n            customData = {\n                bool preliminary_collidesWithEnvironment = 0\n                string sceneName = "Scene"\n            }\n            sceneName = "Scene"\n        )\n        {\n        token preliminary:anchoring:type = "${t.ar.anchoring.type}"\n        token preliminary:planeAnchoring:alignment = "${t.ar.planeAnchoring.alignment}"\n\n`}(e);const r={},a={};t.traverseVisible((t=>{if(t.isMesh){const e=t.geometry,n=t.material;if(n.isMeshStandardMaterial){const a="geometries/Geometry_"+e.id+".usd";if(!(a in i)){const t=function(t){const e=function(t){const e="Geometry",i=t.attributes,n=i.position.count;return`\n    def Mesh "${e}"\n    {\n        int[] faceVertexCounts = [${function(t){const e=null!==t.index?t.index.count:t.attributes.position.count;return Array(e/3).fill(3).join(", ")}(t)}]\n        int[] faceVertexIndices = [${function(t){const e=t.index,i=[];if(null!==e)for(let t=0;t<e.count;t++)i.push(e.getX(t));else{const e=t.attributes.position.count;for(let t=0;t<e;t++)i.push(t)}return i.join(", ")}(t)}]\n        normal3f[] normals = [${Fv(i.normal,n)}] (\n            interpolation = "vertex"\n        )\n        point3f[] points = [${Fv(i.position,n)}]\n        float2[] primvars:st = [${function(t,e){if(void 0===t)return console.warn("USDZExporter: UVs missing."),Array(e).fill("(0, 0)").join(", ");const i=[];for(let e=0;e<t.count;e++){const n=t.getX(e),s=t.getY(e);i.push(`(${n.toPrecision(7)}, ${1-s.toPrecision(7)})`)}return i.join(", ")}(i.uv,n)}] (\n            interpolation = "vertex"\n        )\n        uniform token subdivisionScheme = "none"\n    }\n`}(t);return`\ndef "Geometry"\n{\n  ${e}\n}\n`}(e);i[a]=function(t){let e=Lv();return e+=t,Sv(e)}(t)}n.uuid in r||(r[n.uuid]=n),s+=function(t,e,i){const n="Object_"+t.id,s=Qv(t.matrixWorld);t.matrixWorld.determinant()<0&&console.warn("THREE.USDZExporter: USDZ does not support negative scales",t);return`def Xform "${n}" (\n    prepend references = @./geometries/Geometry_${e.id}.usd@</Geometry>\n)\n{\n    matrix4d xformOp:transform = ${s}\n    uniform token[] xformOpOrder = ["xformOp:transform"]\n\n    rel material:binding = </Materials/Material_${i.id}>\n}\n\n`}(t,e,n)}else console.warn("THREE.USDZExporter: Unsupported material type (USDZ only supports MeshStandardMaterial)",t)}else t.isCamera&&(s+=function(t){const e=t.name?t.name:"Camera_"+t.id,i=Qv(t.matrixWorld);t.matrixWorld.determinant()<0&&console.warn("THREE.USDZExporter: USDZ does not support negative scales",t);return t.isOrthographicCamera?`def Camera "${e}"\n\t\t{\n\t\t\tmatrix4d xformOp:transform = ${i}\n\t\t\tuniform token[] xformOpOrder = ["xformOp:transform"]\n\t\n\t\t\tfloat2 clippingRange = (${t.near.toPrecision(7)}, ${t.far.toPrecision(7)})\n\t\t\tfloat horizontalAperture = ${(10*(Math.abs(t.left)+Math.abs(t.right))).toPrecision(7)}\n\t\t\tfloat verticalAperture = ${(10*(Math.abs(t.top)+Math.abs(t.bottom))).toPrecision(7)}\n\t\t\ttoken projection = "orthographic"\n\t\t}\n\t\n\t`:`def Camera "${e}"\n\t\t{\n\t\t\tmatrix4d xformOp:transform = ${i}\n\t\t\tuniform token[] xformOpOrder = ["xformOp:transform"]\n\t\n\t\t\tfloat2 clippingRange = (${t.near.toPrecision(7)}, ${t.far.toPrecision(7)})\n\t\t\tfloat focalLength = ${t.getFocalLength().toPrecision(7)}\n\t\t\tfloat focusDistance = ${t.focus.toPrecision(7)}\n\t\t\tfloat horizontalAperture = ${t.getFilmWidth().toPrecision(7)}\n\t\t\ttoken projection = "perspective"\n\t\t\tfloat verticalAperture = ${t.getFilmHeight().toPrecision(7)}\n\t\t}\n\t\n\t`}
1043/* @license
1044 * Copyright 2019 Google LLC. All Rights Reserved.
1045 * Licensed under the Apache License, Version 2.0 (the 'License');

1046 * you may not use this file except in compliance with the License.
1047 * You may obtain a copy of the License at
1048 *
1049 *     http://www.apache.org/licenses/LICENSE-2.0
1050 *
1051 * Unless required by applicable law or agreed to in writing, software
1052 * distributed under the License is distributed on an 'AS IS' BASIS,
1053 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1054 * See the License for the specific language governing permissions and
1055 * limitations under the License.
1056 */(t))})),s+="\n        }\n    }\n}\n\n",s+=function(t,e){const i=[];for(const n in t){const s=t[n];i.push(Nv(s,e))}return`def "Materials"\n{\n${i.join("")}\n}\n\n`}(r,a),i[n]=Sv(s),s=null;for(const t in a){const e=a[t],n=t.split("_")[1],s=1023===e.format,r=Dv(e.image,n),o=await new Promise((t=>r.toBlob(t,s?"image/png":"image/jpeg",1)));i[`textures/Texture_${t}.${s?"png":"jpg"}`]=new Uint8Array(await o.arrayBuffer())}let o=0;for(const t in i){const e=i[t];o+=34+t.length;const n=63&o;if(4!==n){const s=new Uint8Array(64-n);i[t]=[e,{extra:{12345:s}}]}o=e.length}return Tv(i,{level:0})}}function Dv(t,e){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof OffscreenCanvas&&t instanceof OffscreenCanvas||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const i=1024/Math.max(t.width,t.height),n=document.createElement("canvas");n.width=t.width*Math.min(1,i),n.height=t.height*Math.min(1,i);const s=n.getContext("2d");if(s.drawImage(t,0,0,n.width,n.height),void 0!==e){const t=parseInt(e,16),i=(t>>16&255)/255,r=(t>>8&255)/255,a=(255&t)/255,o=s.getImageData(0,0,n.width,n.height),l=o.data;for(let t=0;t<l.length;t+=4)l[t+0]=l[t+0]*i,l[t+1]=l[t+1]*r,l[t+2]=l[t+2]*a;s.putImageData(o,0,0)}return n}throw new Error("THREE.USDZExporter: No valid image data found. Unable to process texture.")}function Lv(){return'#usda 1.0\n(\n    customLayerData = {\n        string creator = "Three.js USDZExporter"\n    }\n    metersPerUnit = 1\n    upAxis = "Y"\n)\n\n'}function Qv(t){const e=t.elements;return`( ${Pv(e,0)}, ${Pv(e,4)}, ${Pv(e,8)}, ${Pv(e,12)} )`}function Pv(t,e){return`(${t[e+0]}, ${t[e+1]}, ${t[e+2]}, ${t[e+3]})`}function Fv(t,e){if(void 0===t)return console.warn("USDZExporter: Normals missing."),Array(e).fill("(0, 0, 0)").join(", ");const i=[];for(let e=0;e<t.count;e++){const n=t.getX(e),s=t.getY(e),r=t.getZ(e);i.push(`(${n.toPrecision(7)}, ${s.toPrecision(7)}, ${r.toPrecision(7)})`)}return i.join(", ")}function Nv(t,e){const i="            ",n=[],s=[];function r(i,n,s){const r=i.id+(s?"_"+s.getHexString():""),a=1023===i.format;return e[r]=i,`\n        def Shader "Transform2d_${n}" (\n            sdrMetadata = {\n                string role = "math"\n            }\n        )\n        {\n            uniform token info:id = "UsdTransform2d"\n            float2 inputs:in.connect = </Materials/Material_${t.id}/uvReader_st.outputs:result>\n            float2 inputs:scale = ${kv(i.repeat)}\n            float2 inputs:translation = ${kv(i.offset)}\n            float2 outputs:result\n        }\n\n        def Shader "Texture_${i.id}_${n}"\n        {\n            uniform token info:id = "UsdUVTexture"\n            asset inputs:file = @textures/Texture_${r}.${a?"png":"jpg"}@\n            float2 inputs:st.connect = </Materials/Material_${t.id}/Transform2d_${n}.outputs:result>\n            token inputs:wrapS = "repeat"\n            token inputs:wrapT = "repeat"\n            float outputs:r\n            float outputs:g\n            float outputs:b\n            float3 outputs:rgb\n            ${t.transparent||t.alphaTest>0?"float outputs:a":""}\n        }`}return 2===t.side&&console.warn("THREE.USDZExporter: USDZ does not support double sided materials",t),null!==t.map?(n.push(`${i}color3f inputs:diffuseColor.connect = </Materials/Material_${t.id}/Texture_${t.map.id}_diffuse.outputs:rgb>`),t.transparent?n.push(`${i}float inputs:opacity.connect = </Materials/Material_${t.id}/Texture_${t.map.id}_diffuse.outputs:a>`):t.alphaTest>0&&(n.push(`${i}

1056float inputs:opacity.connect = </Materials/Material_${t.id}/Texture_${t.map.id}_diffuse.outputs:a>`),n.push(`${i}float inputs:opacityThreshold = ${t.alphaTest}`)),s.push(r(t.map,"diffuse",t.color))):n.push(`${i}color3f inputs:diffuseColor = ${Uv(t.color)}`),null!==t.emissiveMap?(n.push(`${i}color3f inputs:emissiveColor.connect = </Materials/Material_${t.id}/Texture_${t.emissiveMap.id}_emissive.outputs:rgb>`),s.push(r(t.emissiveMap,"emissive"))):t.emissive.getHex()>0&&n.push(`${i}color3f inputs:emissiveColor = ${Uv(t.emissive)}`),null!==t.normalMap&&(n.push(`${i}normal3f inputs:normal.connect = </Materials/Material_${t.id}/Texture_${t.normalMap.id}_normal.outputs:rgb>`),s.push(r(t.normalMap,"normal"))),null!==t.aoMap&&(n.push(`${i}float inputs:occlusion.connect = </Materials/Material_${t.id}/Texture_${t.aoMap.id}_occlusion.outputs:r>`),s.push(r(t.aoMap,"occlusion"))),null!==t.roughnessMap&&1===t.roughness?(n.push(`${i}float inputs:roughness.connect = </Materials/Material_${t.id}/Texture_${t.roughnessMap.id}_roughness.outputs:g>`),s.push(r(t.roughnessMap,"roughness"))):n.push(`${i}float inputs:roughness = ${t.roughness}`),null!==t.metalnessMap&&1===t.metalness?(n.push(`${i}float inputs:metallic.connect = </Materials/Material_${t.id}/Texture_${t.metalnessMap.id}_metallic.outputs:b>`),s.push(r(t.metalnessMap,"metallic"))):n.push(`${i}float inputs:metallic = ${t.metalness}`),null!==t.alphaMap?(n.push(`${i}float inputs:opacity.connect = </Materials/Material_${t.id}/Texture_${t.alphaMap.id}_opacity.outputs:r>`),n.push(`${i}float inputs:opacityThreshold = 0.0001`),s.push(r(t.alphaMap,"opacity"))):n.push(`${i}float inputs:opacity = ${t.opacity}`),t.isMeshPhysicalMaterial&&(n.push(`${i}float inputs:clearcoat = ${t.clearcoat}`),n.push(`${i}float inputs:clearcoatRoughness = ${t.clearcoatRoughness}`),n.push(`${i}float inputs:ior = ${t.ior}`)),`\n    def Material "Material_${t.id}"\n    {\n        def Shader "PreviewSurface"\n        {\n            uniform token info:id = "UsdPreviewSurface"\n${n.join("\n")}\n            int inputs:useSpecularWorkflow = 0\n            token outputs:surface\n        }\n\n        token outputs:surface.connect = </Materials/Material_${t.id}/PreviewSurface.outputs:surface>\n        token inputs:frame:stPrimvarName = "st"\n\n        def Shader "uvReader_st"\n        {\n            uniform token info:id = "UsdPrimvarReader_float2"\n            token inputs:varname.connect = </Materials/Material_${t.id}.inputs:frame:stPrimvarName>\n            float2 inputs:fallback = (0.0, 0.0)\n            float2 outputs:result\n        }\n\n${s.join("\n")}\n\n    }\n`}function Uv(t){return`(${t.r}, ${t.g}, ${t.b})`}function kv(t){return`(${t.x}, ${t.y})`}
1057/* @license
1058 * Copyright 2019 Google LLC. All Rights Reserved.
1059 * Licensed under the Apache License, Version 2.0 (the 'License');
1060 * you may not use this file except in compliance with the License.
1061 * You may obtain a copy of the License at
1062 *
1063 *     http://www.apache.org/licenses/LICENSE-2.0
1064 *
1065 * Unless required by applicable law or agreed to in writing, software
1066 * distributed under the License is distributed on an 'AS IS' BASIS,
1067 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1068 * See the License for the specific language governing permissions and
1069 * limitations under the License.
1070 */
1071var Ov=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};let Gv=!1,zv=!1;const Hv="#model-viewer-no-ar-fallback",Vv=(Wv=["quick-look","scene-viewer","webxr","none"],t=>{try{const e=$u(t),i=(e.length?e[0].terms:[]).filter((t=>t&&"ident"===t.type)).map((t=>t.value)).filter((t=>Wv.indexOf(t)>-1)),n=new Set;for(const t of i)n.add(t);return n}catch(t){}return new Set});var Wv;const qv="quick-look",jv="scene-viewer",Yv="webxr",Jv="none",Xv=Symbol("arButtonContainer"),Kv=Symbol("enterARWithWebXR"),$v=Symbol("openSceneViewer"),Zv=Symbol("openIOSARQuickLook"),ty=Symbol("canActivateAR"),ey=Symbol("arMode"),iy=Symbol("arModes"),ny=Symbol("arAnchor"),sy=Symbol("preload"),ry=Symbol("onARButtonContainerClick"),ay=Symbol("onARStatus"),oy=Symbol("onARTracking"),ly=Symbol("onARTap"),hy=Symbol("selectARMode"),cy=Symbol("triggerLoad");
1072/* @license
1073 * Copyright 2019 Google LLC. All Rights Reserved.
1074 * Licensed under the Apache License, Version 2.0 (the 'License');

1075 * you may not use this file except in compliance with the License.
1076 * You may obtain a copy of the License at
1077 *
1078 *     http://www.apache.org/licenses/LICENSE-2.0
1079 *
1080 * Unless required by applicable law or agreed to in writing, software
1081 * distributed under the License is distributed on an 'AS IS' BASIS,
1082 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1083 * See the License for the specific language governing permissions and
1084 * limitations under the License.
1085 */
1086var uy=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const dy="auto",Ay="auto",py="eager",my=Symbol("defaultProgressBarElement"),gy=Symbol("posterContainerElement"),fy=Symbol("defaultPosterElement"),vy=Symbol("shouldDismissPoster"),yy=Symbol("hidePoster"),xy=Symbol("modelIsRevealed"),_y=Symbol("updateProgressBar"),Ey=Symbol("ariaLabelCallToAction"),wy=Symbol("onProgress");
1087/* @license
1088 * Copyright 2019 Google LLC. All Rights Reserved.
1089 * Licensed under the Apache License, Version 2.0 (the 'License');
1090 * you may not use this file except in compliance with the License.
1091 * You may obtain a copy of the License at
1092 *
1093 *     http://www.apache.org/licenses/LICENSE-2.0
1094 *
1095 * Unless required by applicable law or agreed to in writing, software
1096 * distributed under the License is distributed on an 'AS IS' BASIS,
1097 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1098 * See the License for the specific language governing permissions and
1099 * limitations under the License.
1100 */
1101var Cy=function(t,e,i,n){for(var s,r=arguments.length,a=r<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(s=t[o])&&(a=(r<3?s(a):r>3?s(e,i,a):s(e,i))||a);return r>3&&a&&Object.defineProperty(e,i,a),a};const by=Math.PI/32,Iy={basis:[od(Ku(by,"rad"))],keywords:{auto:[null]}},Sy=Symbol("autoRotateStartTime"),My=Symbol("radiansPerSecond"),By=Symbol("syncRotationRate"),Ty=Symbol("onCameraChange"),Ry=(t=>{var e,i,n;class s extends t{constructor(){super(...arguments),this[e]=new Map,this[i]=t=>{t.forEach((t=>{t instanceof MutationRecord&&"childList"!==t.type||(t.addedNodes.forEach((t=>{this[Nf](t)})),t.removedNodes.forEach((t=>{this[Uf](t)})),this[vf]())}))},this[n]=new MutationObserver(this[Pf])}connectedCallback(){super.connectedCallback();for(let t=0;t<this.children.length;++t)this[Nf](this.children[t]);const{ShadyDOM:t}=self;null==t?this[Ff].observe(this,{childList:!0}):this[Ff]=t.observeChildren(this,this[Pf])}disconnectedCallback(){super.disconnectedCallback();const{ShadyDOM:t}=self;null==t?this[Ff].disconnect():t.unobserveChildren(this[Ff])}[(e=Qf,i=Pf,n=Ff,yf)](t,e){super[yf](t,e);const i=this[ff],{annotationRenderer:n}=i,s=i.getCamera();i.shouldRender()&&(i.updateSurfaceHotspots(),i.updateHotspotsVisibility(s.position),n.domElement.style.display="",n.render(i,s))}updateHotspot(t){const e=this[Qf].get(t.name);null!=e&&(e.updatePosition(t.position),e.updateNormal(t.normal),this[vf]())}queryHotspot(t){const e=this[Qf].get(t);if(null==e)return null;const i=Sf(e.position),n=Sf(e.normal),s=e.facingCamera,r=this[ff],a=r.getCamera(),o=new Ht;o.setFromMatrixPosition(e.matrixWorld),o.project(a);const l=r.width/2,h=r.height/2;o.x=o.x*l+l,o.y=-o.y*h+h;const c=Sf(new Ht(o.x,o.y,o.z));return Number.isFinite(c.x)&&Number.isFinite(c.y)?{position:i,normal:n,canvasPosition:c,facingCamera:s}:null}positionAndNormalFromPoint(t,e){const i=this[ff],n=i.getNDC(t,e),s=i.positionAndNormalFromPoint(n);if(null==s)return null;kf.copy(i.target.matrixWorld).invert();const r=Sf(s.position.applyMatrix4(kf)),a=Sf(s.normal.transformDirection(kf));let o=null;return null!=s.uv&&(o=Mf(s.uv)),{position:r,normal:a,uv:o}}surfaceFromPoint(t,e){const i=this[ff],n=i.getNDC(t,e);return i.surfaceFromPoint(n)}[Nf](t){if(!(t instanceof HTMLElement&&0===t.slot.indexOf("hotspot")))return;let e=this[Qf].get(t.slot);null!=e?e.increment():(e=new yg({name:t.slot,position:t.dataset.position,normal:t.dataset.normal,surface:t.dataset.surface}),this[Qf].set(t.slot,e),this[ff].addHotspot(e)),this[ff].queueRender()}[Uf](t){if(!(t instanceof HTMLElement))return;const e=this[Qf].get(t.slot);

1101e&&(e.decrement()&&(this[ff].removeHotspot(e),this[Qf].delete(t.slot)),this[ff].queueRender())}}return s})((t=>{var i,n,s;class r extends t{constructor(){super(...arguments),this[i]=void 0,this[n]=null,this[s]=null,this.variantName=null,this.orientation="0 0 0",this.scale="1 1 1"}get model(){return this[cg]}get availableVariants(){return this.model?this.model[ig]():[]}get originalGltfJson(){return this[hg]}[(i=cg,n=lg,s=hg,ug)](){return()=>{this[vf]()}}[dg](t){return t.encoding=Y,t.wrapS=h,t.wrapT=h,new nm(this[ug](),t)}async createTexture(t,e="image/png"){const{textureUtils:i}=this[Ef],n=await i.loadImage(t);return n.userData.mimeType=e,this[dg](n)}async createLottieTexture(t,e=1){const{textureUtils:i}=this[Ef],n=await i.loadLottie(t,e);return this[dg](n)}createVideoTexture(t){const e=document.createElement("video");e.src=t,e.muted=!0,e.play(),e.loop=!0;const i=new ya(e);return this[dg](i)}createCanvasTexture(){const t=document.createElement("canvas"),e=new Ea(t);return this[dg](e)}async updated(t){if(super.updated(t),t.has("variantName")){const t=this[wf].beginActivity();t(.1);const e=this[cg],{variantName:i}=this;null!=e&&(await e[Km](i),this[vf](),this.dispatchEvent(new CustomEvent("variant-applied"))),t(1)}if(t.has("orientation")||t.has("scale")){if(!this.loaded)return;const t=this[ff];t.applyTransform(),t.updateBoundingBox(),t.updateShadow(),this[Ef].arRenderer.onUpdateScene(),this[vf]()}}[xf](){super[xf]();const{currentGLTF:t}=this[ff];if(null!=t){const{correlatedSceneGraph:e}=t;null!=e&&t!==this[lg]&&(this[cg]=new ag(e,this[ug]()),this[hg]=JSON.parse(JSON.stringify(e.gltf))),"variants"in t.userData&&this.requestUpdate("variantName")}this[lg]=t}async exportScene(t){const e=this[ff];return new Promise((async(i,n)=>{const s={binary:!0,onlyVisible:!0,maxTextureSize:1/0,includeCustomExtensions:!1,forceIndices:!1};Object.assign(s,t),s.animations=e.animations,s.truncateDrawRange=!0;const r=e.shadow;let a=!1;null!=r&&(a=r.visible,r.visible=!1),await this[cg][Xm]();(new iu).register((t=>new zu(t))).parse(e.model,(t=>i(new Blob([s.binary?t:JSON.stringify(t)],{type:s.binary?"application/octet-stream":"application/json"}))),(()=>n("glTF export failed")),s),null!=r&&(r.visible=a)}))}materialFromPoint(t,e){const i=this[cg];if(null==i)return null;const n=this[ff],s=n.getNDC(t,e),r=n.hitFromPoint(s);return null==r||null==r.face?null:i[$m](r)}}return og([e({type:String,attribute:"variant-name"})],r.prototype,"variantName",void 0),og([e({type:String,attribute:"orientation"})],r.prototype,"orientation",void 0),og([e({type:String,attribute:"scale"})],r.prototype,"scale",void 0),r})((t=>{var i,n,s;class r extends t{constructor(){super(...arguments),this.autoRotate=!1,this.autoRotateDelay=3e3,this.rotationPerSecond="auto",this[i]=performance.now(),this[n]=0,this[s]=t=>{this.autoRotate&&"user-interaction"===t.detail.source&&(this[Sy]=performance.now())}}connectedCallback(){super.connectedCallback(),this.addEventListener("camera-change",this[Ty]),this[Sy]=performance.now()}disconnectedCallback(){super.disconnectedCallback(),this.removeEventListener("camera-change",this[Ty]),this[Sy]=performance.now()}updated(t){super.updated(t),t.has("autoRotate")&&(this[Sy]=performance.now())}[(i=Sy,n=My,By)](t){this[My]=t[0]}[yf](t,e){if(super[yf](t,e),!this.autoRotate||!this[bf]()||this[Ef].isPresenting)return;const i=Math.min(e,t-this[Sy]-this.autoRotateDelay);i>0&&(this[ff].yaw=this.turntableRotation+this[My]*i*.001)}get turntableRotation(){return this[ff].yaw}resetTurntableRotation(t=0){this[ff].yaw=t}}return s=Ty,Cy([e({type:Boolean,attribute:"auto-rotate"})],r.prototype,"autoRotate",void 0),Cy([e({type:Number,attribute:"auto-rotate-delay"})],r.prototype,"autoRotateDelay",void 0),Cy([jd({intrinsics:Iy,updateHandler:By}),e({type:String,attribute:"rotation-per-second"})],r.prototype,"rotationPerSecond",void 0),r})((t=>{var i,n,s;class r extends t{constructor(){super(...arguments),this.environmentImage=null,this.skyboxImage=null,this.shadowIntensity=0,this.shadowSoftness=1,this.exposure=1,this[i]=null,this[n]=null,this[s]=null}updated(t){super.updated(t),t.has("shadowIntensity")&&(this[ff].setShadowIntensity(.5*this.shadowIntensity),this[vf]()),t.has("shadowSoftness")&&(this[ff].setShadowSoftness(this.shadowSoftness),this[vf]()),t.has("exposure")&&(this[ff].exposure=this.exposure,this[vf]()),(t.has("environmentImage")||t.has("skyboxImage"))&&this[If]()&&this[ah]()}

1101hasBakedShadow(){return this[ff].bakedShadows.size>0}async[(i=sh,n=rh,s=oh,ah)](){const{skyboxImage:t,environmentImage:e}=this;null!=this[oh]&&(this[oh](),this[oh]=null);const{textureUtils:i}=this[Ef];if(null==i)return;const n=this[wf].beginActivity();try{const{environmentMap:s,skybox:r}=await i.generateEnvironmentMapAndSkybox(Xl(t),e,(t=>n(th(t,0,1))));this[sh]!==s&&(this[sh]=s,this.dispatchEvent(new CustomEvent("environment-change"))),this[rh]=null!=r?r.name===s.name?s:r:null,this[ff].setEnvironmentAndSkybox(this[sh],this[rh]),this[ff].dispatchEvent({type:"envmap-update"})}catch(t){if(t instanceof Error)throw this[ff].setEnvironmentAndSkybox(null,null),t}finally{n(1)}}}return nh([e({type:String,attribute:"environment-image"})],r.prototype,"environmentImage",void 0),nh([e({type:String,attribute:"skybox-image"})],r.prototype,"skyboxImage",void 0),nh([e({type:Number,attribute:"shadow-intensity"})],r.prototype,"shadowIntensity",void 0),nh([e({type:Number,attribute:"shadow-softness"})],r.prototype,"shadowSoftness",void 0),nh([e({type:Number})],r.prototype,"exposure",void 0),r})((t=>{var i,n,s,r,a,o,l,h,c,u,d,A,p,m,g,f,v;class y extends t{constructor(){super(...arguments),this.cameraControls=!1,this.cameraOrbit=tA,this.cameraTarget="auto auto auto",this.fieldOfView="auto",this.minCameraOrbit="auto",this.maxCameraOrbit="auto",this.minFieldOfView="auto",this.maxFieldOfView="auto",this.interactionPromptThreshold=3e3,this.interactionPrompt=nA,this.interactionPromptStyle=rA,this.orbitSensitivity=1,this.touchAction=aA,this.disableZoom=!1,this.disablePan=!1,this.disableTap=!1,this.interpolationDecay=50,this[i]=this.shadowRoot.querySelector(".interaction-prompt"),this[n]=this.shadowRoot.querySelector("#prompt"),this[s]=[this.shadowRoot.querySelector("#finger0"),this.shadowRoot.querySelector("#finger1")],this[r]=this.shadowRoot.querySelector(".pan-target"),this[a]=0,this[o]=1/0,this[l]=!1,this[h]=!1,this[c]=JA.AUTOMATIC,this[u]=new XA(this[ff].camera,this[mf],this[ff]),this[d]=new Lo,this[A]=!1,this[p]=!1,this[m]=!1,this[g]=()=>{const t=this[fA].changeSource;this[DA]=t,t===JA.USER_INTERACTION&&(this[BA]=!0,this[EA]())},this[f]=()=>{this[wA](),this[vf]();const t=this[fA].changeSource;this.dispatchEvent(new CustomEvent("camera-change",{detail:{source:t}}))},this[v]=t=>{"pointer-change-start"===t.type?this[pf].classList.add("pointer-tumbling"):this[pf].classList.remove("pointer-tumbling")}}get inputSensitivity(){return this[fA].inputSensitivity}set inputSensitivity(t){this[fA].inputSensitivity=t}getCameraOrbit(){const{theta:t,phi:e,radius:i}=this[LA];return{theta:t,phi:e,radius:i,toString(){return`${this.theta}rad ${this.phi}rad ${this.radius}m`}}}getCameraTarget(){return Sf(this[Ef].isPresenting?this[Ef].arRenderer.target:this[ff].getTarget())}getFieldOfView(){return this[fA].getFieldOfView()}getMinimumFieldOfView(){return this[fA].options.minimumFieldOfView}getMaximumFieldOfView(){return this[fA].options.maximumFieldOfView}getIdealAspect(){return this[ff].idealAspect}jumpCameraToGoal(){this[QA]=!0,this.requestUpdate(QA,!1)}resetInteractionPrompt(){this[RA]=0,this[TA]=1/0,this[BA]=!1,this[MA]=this.interactionPrompt===nA&&this.cameraControls}zoom(t){const e=new WheelEvent("wheel",{deltaY:-30*t});this[mf].dispatchEvent(e)}connectedCallback(){super.connectedCallback(),this[fA].addEventListener("user-interaction",this[bA]),this[fA].addEventListener("pointer-change-start",this[SA]),this[fA].addEventListener("pointer-change-end",this[SA])}disconnectedCallback(){super.disconnectedCallback(),this[fA].removeEventListener("user-interaction",this[bA]),this[fA].removeEventListener("pointer-change-start",this[SA]),this[fA].removeEventListener("pointer-change-end",this[SA])}updated(t){super.updated(t);const e=this[fA],i=this[ff];if(t.has("cameraControls")&&(this.cameraControls?(e.enableInteraction(),this.interactionPrompt===nA&&(this[MA]=!0)):(e.disableInteraction(),this[EA]()),this[mf].setAttribute("aria-label",this[of])),t.has("disableZoom")&&(e.disableZoom=this.disableZoom),t.has("disablePan")&&(e.enablePan=!this.disablePan),t.has("disableTap")&&(e.enableTap=!this.disableTap),(t.has("interactionPrompt")||t.has("cameraControls")||t.has("src"))&&(this.interactionPrompt===nA&&this.cameraControls&&!this[BA]?this[MA]=!0:this[EA]()),t.has("interactionPromptStyle")&&(this[xA].style.opacity=this.interactionPromptStyle==sA?"1":"0"),t.has("touchAction")){const t=this.touchAction;e.applyOptions({touchAction:t}),e.updateTouchActionStyle()}t.has("orbitSensitivity")&&(e.orbitSensitivity=this.orbitSensitivity),t.has("interpolationDecay")&&(e.setDamperDecayTime(this.interpolationDecay),i.setTargetDamperDecayTime(this.interpolationDecay)),!0===this[QA]&&Promise.resolve().then((()=>

1101{e.jumpToGoal(),i.jumpToGoal(),this[IA](),this[QA]=!1}))}async updateFraming(){const t=this[ff],e=t.adjustedFoV(t.framedFoVDeg);await t.updateFraming();const i=t.adjustedFoV(t.framedFoVDeg),n=this[fA].getFieldOfView()/e;this[fA].setFieldOfView(i*n),this[FA]=!0,this.requestUpdate("maxFieldOfView"),this.requestUpdate("fieldOfView"),this.requestUpdate("minCameraOrbit"),this.requestUpdate("maxCameraOrbit"),this.requestUpdate("cameraOrbit"),await this.updateComplete}interact(t,e,i){const n=this[mf],s=this[_A];if("1"===s[0].style.opacity)return void console.warn("interact() failed because an existing interaction is running.");const r=new Array;r.push({x:Xd(e.x),y:Xd(e.y)});const a=[{x:r[0].x(0),y:r[0].y(0)}];null!=i&&(r.push({x:Xd(i.x),y:Xd(i.y)}),a.push({x:r[1].x(0),y:r[1].y(0)}));let o=performance.now();const{width:l,height:h}=this[ff],c=t=>{for(const[e,i]of a.entries()){const{style:r}=s[e];r.transform=`translateX(${l*i.x}px) translateY(${h*i.y}px)`,"pointerdown"===t?r.opacity="1":"pointerup"===t&&(r.opacity="0");const a={pointerId:e-5678,pointerType:"touch",target:n,clientX:l*i.x,clientY:h*i.y,altKey:!0};n.dispatchEvent(new PointerEvent(t,a))}},u=()=>{const e=this[DA];if(e!==JA.AUTOMATIC||!n.isConnected){for(const t of this[_A])t.style.opacity="0";return c("pointercancel"),this.dispatchEvent(new CustomEvent("interact-stopped",{detail:{source:e}})),void document.removeEventListener("visibilitychange",d)}const i=Math.min(1,(performance.now()-o)/t);for(const[t,e]of a.entries())e.x=r[t].x(i),e.y=r[t].y(i);c("pointermove"),i<1?requestAnimationFrame(u):(c("pointerup"),this.dispatchEvent(new CustomEvent("interact-stopped",{detail:{source:JA.AUTOMATIC}})),document.removeEventListener("visibilitychange",d))},d=()=>{let t=0;"hidden"===document.visibilityState?t=performance.now()-o:o=performance.now()-t};document.addEventListener("visibilitychange",d),c("pointerdown"),this[DA]=JA.AUTOMATIC,requestAnimationFrame(u)}[(i=yA,n=xA,s=_A,r=vA,a=RA,o=TA,l=BA,h=MA,c=DA,u=fA,d=LA,A=QA,p=PA,m=FA,UA)](t){const e=this[fA],i=this[ff];i.framedFoVDeg=180*t[0]/Math.PI,e.changeSource=JA.NONE,e.setFieldOfView(i.adjustedFoV(i.framedFoVDeg)),this[bA]()}[NA](t){const e=this[fA];if(this[FA]){const{theta:e,phi:i}=this.getCameraOrbit();t[0]=e,t[1]=i,this[FA]=!1}e.changeSource=JA.NONE,e.setOrbit(t[0],t[1],t[2]),this[bA]()}[OA](t){this[fA].applyOptions({minimumAzimuthalAngle:t[0],minimumPolarAngle:t[1],minimumRadius:t[2]}),this.jumpCameraToGoal()}[GA](t){this[fA].applyOptions({maximumAzimuthalAngle:t[0],maximumPolarAngle:t[1],maximumRadius:t[2]}),this[CA](t[2]),this.jumpCameraToGoal()}[zA](t){this[fA].applyOptions({minimumFieldOfView:180*t[0]/Math.PI}),this.jumpCameraToGoal()}[HA](t){const e=this[ff].adjustedFoV(180*t[0]/Math.PI);this[fA].applyOptions({maximumFieldOfView:e}),this.jumpCameraToGoal()}[kA](t){const[e,i,n]=t;this[Ef].arRenderer.isPresenting||this[ff].setTarget(e,i,n),this[fA].changeSource=JA.NONE,this[Ef].arRenderer.updateTarget(),this[bA]()}[yf](t,e){if(super[yf](t,e),this[Ef].isPresenting||!this[bf]())return;const i=this[fA],n=this[ff],s=performance.now();if(this[MA]&&this.loaded&&s>this[uf]+this.interactionPromptThreshold&&(this[MA]=!1,this[TA]=s,this[yA].classList.add("visible")),isFinite(this[TA])&&this.interactionPromptStyle===rA){const t=(s-this[TA])/5e3%1,e=$d(t),r=Zd(t);if(this[xA].style.opacity=`${r}`,e!==this[RA]){const t=e*n.width*.05,s=(e-this[RA])*Math.PI/16;this[xA].style.transform=`translateX(${t}px)`,i.changeSource=JA.AUTOMATIC,i.adjustOrbit(s,0,0),this[RA]=e}}const r=i.update(t,e),a=n.updateTarget(e);(r||a)&&this[IA]()}[EA](){this[MA]=!1,this[yA].classList.remove("visible"),this[TA]=1/0}[CA](t){const e=2*Math.max(this[ff].boundingSphere.radius,t);this[fA].updateNearFar(0,e)}[wA](){const{theta:t,phi:e}=this[fA].getCameraSpherical(this[LA]),i=(4+Math.floor((t%gA+mA)/AA))%4,n=Math.floor(e/pA),s=eA[i],r=iA[n];this[cf](`View from stage ${r}${s}`)}get[of](){return super[of]+(this.cameraControls?". Use mouse, touch or arrow keys to move.":"")}async[_f](t){const e=this[fA],i=this[ff],n=i.adjustedFoV(i.framedFoVDeg);super[_f](t);const s=i.adjustedFoV(i.framedFoVDeg)/n,r=e.getFieldOfView()*(isFinite(s)?s:1);e.updateAspect(this[ff].aspect),this.requestUpdate("maxFieldOfView",this.maxFieldOfView),await this.updateComplete,this[fA].setFieldOfView(r),this.jumpCameraToGoal()}[xf](){super[xf](),this[PA]?this[FA]=!0:this[PA]=!0,this.requestUpdate("maxFieldOfView",this.maxFieldOfView),this.requestUpdate("fieldOfView",this.fieldOfView),this.requestUpdate("minCameraOrbit",this.minCameraOrbit),this.requestUpdate("maxCameraOrbit",this.maxCameraOrbit),this.requestUpdate("cameraOrbit",this.cameraOrbit),this.requestUpdate("cameraTarget",this.cameraTarget),this.jumpCameraToGoal()}}return g=bA,f=IA,v=SA,Kd([e({type:Boolean,attribute:"camera-controls"})],y.prototype,"cameraControls",void 0),Kd([jd({intrinsics:hA,observeEffects:!0,updateHandler:NA}),e({type:String,attribute:"camera-orbit",hasChanged:()=>!0})],y.prototype,"cameraOrbit",void 0),Kd([jd({intrinsics:dA,observeEffects:!0,updateHandler:kA}),e({type:String,attribute:"camera-target",hasChanged:()=>!0})],y.prototype,"cameraTarget",void 0),Kd([jd({intrinsics:oA,observeEffects:!0,updateHandler:UA}),e({type:String,attribute:"field-of-view",hasChanged:()=>!0})],y.prototype,"fieldOfView",void 0),Kd([jd({intrinsics:cA,updateHandler:OA}),e({type:String,attribute:"min-camera-orbit",hasChanged:()=>!0})],y.prototype,"minCameraOrbit",void 0),Kd([jd({intrinsics:uA,updateHandler:GA}),e({type:String,attribute:"max-camera-orbit",hasChanged:()=>!0})],y.prototype,"maxCameraOrbit",void 0),Kd([jd({intrinsics:lA,updateHandler:zA}),e({type:String,attribute:"min-field-of-view",hasChanged:()=>!0})],y.prototype,"minFieldOfView",void 0),Kd([jd({intrinsics:oA,updateHandler:HA}),e({type:String,attribute:"max-field-of-view",hasChanged:()=>!0})],y.prototype,"maxFieldOfView",void 0),Kd([e({type:Number,attribute:"interaction-prompt-threshold"})],y.prototype,"interactionPromptThreshold",void 0),Kd([e({type:String,attribute:"interaction-prompt"})],y.prototype,"interactionPrompt",void 0),Kd([e({type:String,attribute:"interaction-prompt-style"})],y.prototype,"interactionPromptStyle",void 0),Kd([e({type:Number,attribute:"orbit-sensitivity"})],y.prototype,"orbitSensitivity",void 0),Kd([e({type:String,attribute:"touch-action"})],y.prototype,"touchAction",void 0),Kd([e({type:Boolean,attribute:"disable-zoom"})],y.prototype,"disableZoom",void 0),Kd([e({type:Boolean,attribute:"disable-pan"})],y.prototype,"disablePan",void 0),Kd([e({type:Boolean,attribute:"disable-tap"})],y.prototype,"disableTap",void 0),Kd([e({type:Number,attribute:"interpolation-decay"})],y.prototype,"interpolationDecay",void 0),y})((t=>{var i,n,s,r,a,o,l,h,c,u;class d extends t{constructor(){super(...arguments),this.ar=!1,this.arScale="auto",this.arPlacement="floor",this.arModes="webxr scene-viewer quick-look",this.iosSrc=null,this.xrEnvironment=!1,this[i]=!1,this[n]=this.shadowRoot.querySelector(".ar-button"),this[s]=document.createElement("a"),this[r]=new Set,this[a]=Jv,this[o]=!1,this[l]=t=>{t.preventDefault(),this.activateAR()},this[h]=({status:t})=>{t!==KA&&this[Ef].arRenderer.presentedScene!==this[ff]||(this.setAttribute("ar-status",t),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:t}})),t===KA?this.removeAttribute("ar-tracking"):t===$A&&this.setAttribute("ar-tracking",ep))},this[c]=({status:t})=>{this.setAttribute("ar-tracking",t),this.dispatchEvent(new CustomEvent("ar-tracking",{detail:{status:t}}))},this[u]=t=>{"_apple_ar_quicklook_button_tapped"==t.data&&this.dispatchEvent(new CustomEvent("quick-look-button-tapped"))}}get canActivateAR(){return this[ey]!==Jv}connectedCallback(){super.connectedCallback(),this[Ef].arRenderer.addEventListener("status",this[ay]),this.setAttribute("ar-status",KA),this[Ef].arRenderer.addEventListener("tracking",this[oy]),this[ny].addEventListener("message",this[ly])}disconnectedCallback(){super.disconnectedCallback(),this[Ef].arRenderer.removeEventListener("status",this[ay]),this[Ef].arRenderer.removeEventListener("tracking",this[oy]),this[ny].removeEventListener("message",this[ly])}update(t){super.update(t),t.has("arScale")&&(this[ff].canScale="fixed"!==this.arScale),t.has("arPlacement")&&(this[ff].updateShadow(),this[vf]()),t.has("arModes")&&(this[iy]=Vv(this.arModes)),(t.has("ar")||t.has("arModes")||t.has("src")||t.has("iosSrc"))&&this[hy]()}async activateAR(){switch(this[ey]){case qv:this[Zv]();break;case Yv:await this[Kv]();break;case jv:this[$v]();break;default:console.warn("No AR Mode can be activated. This is probably due to missing configuration or device capabilities")}}async[(i=ty,n=Xv,s=ny,r=iy,a=ey,o=sy,l=ry,h=ay,c=oy,u=ly,hy)](){let t=Jv;if(this.ar){if(null!=this.src)for(const e of this[iy]){if("webxr"===e&&zl&&!Gv&&await this[Ef].arRenderer.supportsPresentation()){t=Yv;break}if("scene-viewer"===e&&jl&&!zv){t=jv;break}if("quick-look"===e&&Jl){t=qv;break}}t===Jv&&null!=this.iosSrc&&Jl&&(t=qv)}if(t!==Jv)this[Xv].classList.add("enabled"),this[Xv].addEventListener("click",this[ry]);else if(this[Xv].classList.contains("enabled")){this[Xv].removeEventListener("click",this[ry]),this[Xv].classList.remove("enabled");const t=tp;this.setAttribute("ar-status",t),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:t}}))}this[ey]=t}async[Kv](){console.log("Attempting to present in AR with WebXR..."),await this[cy]();try{this[Xv].removeEventListener("click",this[ry]);const{arRenderer:t}=this[Ef];t.placeOnWall="wall"===this.arPlacement,await t.present(this[ff],this.xrEnvironment)}catch(t){console.warn("Error while trying to present in AR with WebXR"),console.error(t),await this[Ef].arRenderer.stopPresenting(),Gv=!0,console.warn("Falling back to next ar-mode"),await this[hy](),this.activateAR()}finally{this[hy]()}}async[cy](){this.loaded||(this[sy]=!0,this[df](),await((t,e,i=null)=>new Promise((n=>{t.addEventListener(e,(function s(r){i&&!i(r)||(n(r),t.removeEventListener(e,s))}))})))(this,"load"),this[sy]=!1)}[If](){return super[If]()||this[sy]}[$v](){const t=self.location.toString(),e=new URL(t),i=new URL(this.src,t);i.hash&&(i.hash="");const n=new URLSearchParams(i.search);if(e.hash=Hv,n.set("mode","ar_preferred"),n.has("disable_occlusion")||n.set("disable_occlusion","true"),"fixed"===this.arScale&&n.set("resizable","false"),"wall"===this.arPlacement&&n.set("enable_vertical_placement","true"),n.has("sound")){const e=new URL(n.get("sound"),t);n.set("sound",e.toString())}if(n.has("link")){const e=new URL(n.get("link"),t);n.set("link",e.toString())}const s=`intent://arvr.google.com/scene-viewer/1.0?${n.toString()+"&file="+encodeURIComponent(i.toString())}#Intent;scheme=https;package=com.google.ar.core;action=android.intent.action.VIEW;S.browser_fallback_url=${encodeURIComponent(e.toString())};end;`;self.addEventListener("hashchange",(()=>{self.location.hash===Hv&&(zv=!0,self.history.back(),console.warn("Error while trying to present in AR with Scene Viewer"),console.warn("Falling back to next ar-mode"),this[hy]())}),{once:!0}),this[ny].setAttribute("href",s),console.log("Attempting to present in AR with Scene Viewer..."),this[ny].click()}async[Zv](){const t=!this.iosSrc;this[Xv].classList.remove("enabled");const e=t?await this.prepareUSDZ():this.iosSrc,i=new URL(e,self.location.toString());if(t){const t=self.location.toString(),e=new URL(t),n=new URL(this.src,e);n.hash&&(i.hash=n.hash)}"fixed"===this.arScale&&(i.hash&&(i.hash+="&"),i.hash+="allowsContentScaling=0");const n=this[ny];n.setAttribute("rel","ar");const s=document.createElement("img");n.appendChild(s),n.setAttribute("href",i.toString()),t&&n.setAttribute("download","model.usdz"),n.style.display="none",n.isConnected||this.shadowRoot.appendChild(n),console.log("Attempting to present in AR with Quick Look..."),n.click(),n.removeChild(s),t&&URL.revokeObjectURL(e),this[Xv].classList.add("enabled")}async prepareUSDZ(){const t=this[wf].beginActivity();await this[cy]();const{model:e,shadow:i}=this[ff];if(null==e)return"";let n=!1;null!=i&&(n=i.visible,i.visible=!1),t(.2);const s=new Rv,r=await s.parse(e),a=new Blob([r],{type:"model/vnd.usdz+zip"}),o=URL.createObjectURL(a);return t(1),null!=i&&(i.visible=n),o}}return Ov([e({type:Boolean,attribute:"ar"})],d.prototype,"ar",void 0),Ov([e({type:String,attribute:"ar-scale"})],d.prototype,"arScale",void 0),Ov([e({type:String,attribute:"ar-placement"})],d.prototype,"arPlacement",void 0),Ov([e({type:String,attribute:"ar-modes"})],d.prototype,"arModes",void 0),Ov([e({type:String,attribute:"ios-src"})],d.prototype,"iosSrc",void 0),Ov([e({type:Boolean,attribute:"xr-environment"})],d.prototype,"xrEnvironment",void 0),d})((t=>{var i,n,s,r,a,o,l,h;class c extends t{constructor(...t){super(...t),this.poster=null,this.reveal=dy,this.loading=Ay,this[i]=!1,this[n]=!1,this[s]=this.shadowRoot.querySelector(".slot.poster"),this[r]=this.shadowRoot.querySelector("#default-poster"),this[a]=this.shadowRoot.querySelector("#default-progress-bar > .bar"),this[o]=this[fy].getAttribute("aria-label"),this[l]=((t,e)=>{let i=null;const n=(...n)=>{null==i&&(t(...n),i=self.setTimeout((()=>i=null),e))};return n.flush=()=>{null!=i&&(self.clearTimeout(i),i=null)},n})((t=>{const e=this[my].parentNode;requestAnimationFrame((()=>{this[my].style.transform=`scaleX(${t})`,0===t&&(e.removeChild(this[my]),e.appendChild(this[my])),1===t?this[my].classList.add("hide"):this[my].classList.remove("hide")}))}),100),this[h]=t=>{const e=t.detail.totalProgress;1===e&&(this[_y].flush(),this.loaded&&(this[vy]||this.reveal===dy)&&this[yy]()),this[_y](e),this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:e}}))};const e=self.ModelViewerElement||{},c=e.dracoDecoderLocation||"https://www.gstatic.com/draco/versioned/decoders/1.4.1/";jc.setDRACODecoderLocation(c);const u=e.ktx2TranscoderLocation||"https://www.gstatic.com/basis-universal/versioned/2021-04-15-ba1c3e4/";jc.setKTX2TranscoderLocation(u),e.meshoptDecoderLocation&&jc.setMeshoptDecoderLocation(e.meshoptDecoderLocation);const d=e.lottieLoaderLocation||"https://cdn.jsdelivr.net/npm/[email protected]/examples/jsm/loaders/LottieLoader.js";Fp.singleton.textureUtils.lottieLoaderUrl=d}static set dracoDecoderLocation(t){jc.setDRACODecoderLocation(t)}static get dracoDecoderLocation(){return jc.getDRACODecoderLocation()}static set ktx2TranscoderLocation(t){jc.setKTX2TranscoderLocation(t)}static get ktx2TranscoderLocation(){return jc.getKTX2TranscoderLocation()}static set meshoptDecoderLocation(t){jc.setMeshoptDecoderLocation(t)}static get meshoptDecoderLocation(){return jc.getMeshoptDecoderLocation()}static set lottieLoaderLocation(t){Fp.singleton.textureUtils.lottieLoaderUrl=t}static get lottieLoaderLocation(){return Fp.singleton.textureUtils.lottieLoaderUrl}static mapURLs(t){Fp.singleton.loader[Vc].manager.setURLModifier(t)}dismissPoster(){this.loaded?this[yy]():(this[vy]=!0,this[df]())}showPoster(){const t=this[gy];if(t.classList.contains("show"))return;t.classList.add("show"),this[mf].classList.remove("show");const e=this[fy];e.removeAttribute("tabindex"),e.removeAttribute("aria-hidden");const i=this.modelIsVisible;this[xy]=!1,this[af](i)}getDimensions(){return Sf(this[ff].size)}getBoundingBoxCenter(){return Sf(this[ff].boundingBox.getCenter(new Ht))}connectedCallback(){super.connectedCallback(),this.loaded||this.showPoster(),this[wf].addEventListener("progress",this[wy])}disconnectedCallback(){super.disconnectedCallback(),this[wf].removeEventListener("progress",this[wy])}async updated(t){super.updated(t),t.has("poster")&&null!=this.poster&&(this[fy].style.backgroundImage=`url(${this.poster})`),t.has("alt")&&this[fy].setAttribute("aria-label",this[lf]),(t.has("reveal")||t.has("loading"))&&this[df]()}[(i=xy,n=vy,s=gy,r=fy,a=my,o=Ey,l=_y,h=wy,If)](){return!!this.src&&(this[vy]||this.loading===py||this.reveal===dy&&this[rf])}[yy](){this[vy]=!1;const t=this[gy];if(!t.classList.contains("show"))return;t.classList.remove("show"),this[mf].classList.add("show");const e=this.modelIsVisible;this[xy]=!0,this[af](e);const i=this.getRootNode();i&&i.activeElement===this&&this[mf].focus();const n=this[fy];n.setAttribute("aria-hidden","true"),n.tabIndex=-1,this.dispatchEvent(new CustomEvent("poster-dismissed"))}[bf](){return super[bf]()&&this[xy]}}return uy([e({type:String})],c.prototype,"poster",void 0),uy([e({type:String})],c.prototype,"reveal",void 0),uy([e({type:String})],c.prototype,"loading",void 0),c})((t=>{var i;class n extends t{constructor(...t){super(t),this.autoplay=!1,this.animationName=void 0,this.animationCrossfadeDuration=300,this[i]=!0,this[ff].subscribeMixerEvent("loop",(t=>{const e=t.action._loopCount;this.dispatchEvent(new CustomEvent("loop",{detail:{count:e}}))}

1101)),this[ff].subscribeMixerEvent("finished",(()=>{this[Df]=!0,this.dispatchEvent(new CustomEvent("finished"))}))}get availableAnimations(){return this.loaded?this[ff].animationNames:[]}get duration(){return this[ff].duration}get paused(){return this[Df]}get currentTime(){return this[ff].animationTime}set currentTime(t){this[ff].animationTime=t,this[vf]()}get timeScale(){return this[ff].animationTimeScale}set timeScale(t){this[ff].animationTimeScale=t}pause(){this[Df]||(this[Df]=!0,this.dispatchEvent(new CustomEvent("pause")))}play(t){this.availableAnimations.length>0&&(this[Df]=!1,this[Rf](t),this.dispatchEvent(new CustomEvent("play")))}[(i=Df,xf)](){super[xf](),this[Df]=!0,this.autoplay&&this.play()}[yf](t,e){super[yf](t,e),this[Df]||!this[bf]()&&!this[Ef].isPresenting||(this[ff].updateAnimation(e/1e3),this[vf]())}updated(t){super.updated(t),t.has("autoplay")&&this.autoplay&&this.play(),t.has("animationName")&&this[Rf]()}[Rf](t=Lf){var e;const i=null!==(e=t.repetitions)&&void 0!==e?e:1/0,n=t.pingpong?k:1===i?2200:U;this[ff].playAnimation(this.animationName,this.animationCrossfadeDuration/1e3,n,i),this[Df]&&(this[ff].updateAnimation(0),this[vf]())}}return Tf([e({type:Boolean})],n.prototype,"autoplay",void 0),Tf([e({type:String,attribute:"animation-name"})],n.prototype,"animationName",void 0),Tf([e({type:Number,attribute:"animation-crossfade-duration"})],n.prototype,"animationCrossfadeDuration",void 0),n})((t=>{var e;const i=Symbol("endPolyfillCoordination");return e=i,class extends t{constructor(){super(...arguments),this[e]=null}connectedCallback(){super.connectedCallback&&super.connectedCallback(),null==this[i]&&(this[i]=(t=>{if(null==t.shadowRoot||t.hasAttribute("data-js-focus-visible"))return()=>{};if(!self.applyFocusVisiblePolyfill){const e=()=>{self.applyFocusVisiblePolyfill(t.shadowRoot)};return self.addEventListener("focus-visible-polyfill-ready",e,{once:!0}),()=>{self.removeEventListener("focus-visible-polyfill-ready",e)}}return self.applyFocusVisiblePolyfill(t.shadowRoot),()=>{}})(this))}disconnectedCallback(){super.disconnectedCallback&&super.disconnectedCallback(),null!=this[i]&&(this[i](),this[i]=null)}}})(Bf)))))))));customElements.define("model-viewer",Ry);
1102//# sourceMappingURL=model-viewer.min.js.map