https://www.citiesocial.com/cdn/shop/t/18/assets/model-viewer-4.0.0.min.js?v=45801353795290485211739174456

17i,n,r){return n+(t-e)*(r-n)/(i-e)},inverseLerp:function(t,e,i){return t!==e?(i-t)/(e-t):0},lerp:Be,damp:function(t,e,i,n){return Be(t,e,1-Math.exp(-i*n))},pingpong:function(t,e=1){return e-Math.abs(Te(t,2*e)-e)},smoothstep:function(t,e,i){return t<=e?0:t>=i?1:(t=(t-e)/(i-e))*t*(3-2*t)},smootherstep:function(t,e,i){return t<=e?0:t>=i?1:(t=(t-e)/(i-e))*t*t*(t*(6*t-15)+10)},randInt:function(t,e){return t+Math.floor(Math.random()*(e-t+1))},randFloat:function(t,e){return t+Math.random()*(e-t)},randFloatSpread:function(t){return t*(.5-Math.random())},seededRandom:function(t){void 0!==t&&(Ce=t);let e=Ce+=1831565813;return e=Math.imul(e^e>>>15,1|e),e^=e+Math.imul(e^e>>>7,61|e),((e^e>>>14)>>>0)/4294967296},degToRad:function(t){return t*Ie},radToDeg:function(t){return t*we},isPowerOfTwo:function(t){return!(t&t-1)&&0!==t},ceilPowerOfTwo:function(t){return Math.pow(2,Math.ceil(Math.log(t)/Math.LN2))},floorPowerOfTwo:function(t){return Math.pow(2,Math.floor(Math.log(t)/Math.LN2))},setQuaternionFromProperEuler:function(t,e,i,n,r){const s=Math.cos,a=Math.sin,o=s(i/2),l=a(i/2),c=s((e+n)/2),h=a((e+n)/2),u=s((e-n)/2),d=a((e-n)/2),A=s((n-e)/2),p=a((n-e)/2);switch(r){case"XYX":t.set(o*h,l*u,l*d,o*c);break;case"YZY":t.set(l*d,o*h,l*u,o*c);break;case"ZXZ":t.set(l*u,l*d,o*h,o*c);break;case"XZX":t.set(o*h,l*p,l*A,o*c);break;case"YXY":t.set(l*A,o*h,l*p,o*c);break;case"ZYZ":t.set(l*p,l*A,o*h,o*c);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}},normalize:De,denormalize:Re};class Ue{constructor(t=0,e=0){Ue.prototype.isVector2=!0,this.x=t,this.y=e}get width(){return this.x}set width(t){this.x=t}get height(){return this.y}set height(t){this.y=t}set(t,e){return this.x=t,this.y=e,this}setScalar(t){return this.x=t,this.y=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=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;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y)}copy(t){return this.x=t.x,this.y=t.y,this}add(t){return this.x+=t.x,this.y+=t.y,this}addScalar(t){return this.x+=t,this.y+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this}subScalar(t){return this.x-=t,this.y-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this}multiply(t){return this.x*=t.x,this.y*=t.y,this}multiplyScalar(t){return this.x*=t,this.y*=t,this}divide(t){return this.x/=t.x,this.y/=t.y,this}divideScalar(t){return this.multiplyScalar(1/t)}applyMatrix3(t){const e=this.x,i=this.y,n=t.elements;return this.x=n[0]*e+n[3]*i+n[6],this.y=n[1]*e+n[4]*i+n[7],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),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}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}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}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(t){return this.x*t.x+this.y*t.y}cross(t){return this.x*t.y-this.y*t.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}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(be(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y;return e*e+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)}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}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this}

17rotateAround(t,e){const i=Math.cos(e),n=Math.sin(e),r=this.x-t.x,s=this.y-t.y;return this.x=r*i-s*n+t.x,this.y=r*n+s*i+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class Pe{constructor(t,e,i,n,r,s,a,o,l){Pe.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,i,n,r,s,a,o,l)}set(t,e,i,n,r,s,a,o,l){const c=this.elements;return c[0]=t,c[1]=n,c[2]=a,c[3]=e,c[4]=r,c[5]=o,c[6]=i,c[7]=s,c[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,r=this.elements,s=i[0],a=i[3],o=i[6],l=i[1],c=i[4],h=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],_=n[7],y=n[2],E=n[5],x=n[8];return r[0]=s*p+a*f+o*y,r[3]=s*m+a*v+o*E,r[6]=s*g+a*_+o*x,r[1]=l*p+c*f+h*y,r[4]=l*m+c*v+h*E,r[7]=l*g+c*_+h*x,r[2]=u*p+d*f+A*y,r[5]=u*m+d*v+A*E,r[8]=u*g+d*_+A*x,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],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8];return e*s*c-e*a*l-i*r*c+i*a*o+n*r*l-n*s*o}invert(){const t=this.elements,e=t[0],i=t[1],n=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=c*s-a*l,u=a*o-c*r,d=l*r-s*o,A=e*h+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]=h*p,t[1]=(n*l-c*i)*p,t[2]=(a*i-n*s)*p,t[3]=u*p,t[4]=(c*e-n*o)*p,t[5]=(n*r-a*e)*p,t[6]=d*p,t[7]=(i*o-l*e)*p,t[8]=(s*e-i*r)*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,r,s,a){const o=Math.cos(r),l=Math.sin(r);return this.set(i*o,i*l,-i*(o*s+l*a)+s+t,-n*l,n*o,-n*(-l*s+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(Ne.makeScale(t,e)),this}rotate(t){return this.premultiply(Ne.makeRotation(-t)),this}translate(t,e){return this.premultiply(Ne.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):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 Ne=new Pe;function Fe(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}function Qe(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function Oe(){const t=Qe("canvas");return t.style.display="block",t}const ke={};function Ge(t){t in ke||(ke[t]=!0,console.warn(t))}const He=(new Pe).set(.8224621,.177538,0,.0331941,.9668058,0,.0170827,.0723974,.9105199),ze=(new Pe).set(1.2249401,-.2249404,0,-.0420569,1.0420571,0,-.0196376,-.0786361,1.0982735),Ve={[ie]:{transfer:se,primaries:oe,luminanceCoefficients:[.2126,.7152,.0722],toReference:t=>t,fromReference:t=>t},[ee]:{transfer:ae,primaries:oe,luminanceCoefficients:[.2126,.7152,.0722],toReference:t=>t.convertSRGBToLinear(),fromReference:t=>t.convertLinearToSRGB()},[re]:{transfer:se,primaries:le,luminanceCoefficients:[.2289,.6917,.0793],toReference:t=>t.applyMatrix3(ze),fromReference:t=>t.applyMatrix3(He)},[ne]:{transfer:ae,primaries:le,luminanceCoefficients:[.2289,.6917,.0793],toReference:t=>t.convertSRGBToLinear().applyMatrix3(ze),fromReference:t=>t.applyMatrix3(He).convertLinearToSRGB()}},We=new Set([ie,re]),qe={enabled:!0,_workingColorSpace:ie,get workingColorSpace(){return this._workingColorSpace},set workingColorSpace(t){if(!We.has(t))throw new Error(`Unsupported working color space, "${t}".`);this._workingColorSpace=t},convert:function(t,e,i){if(!1===this.enabled||e===i||!e||!i)return t;const n=Ve[e].toReference;return(0,Ve[i].fromReference)(n(t))},fromWorkingColorSpace:function(t,e){return this.convert(t,this._workingColorSpace,e)},toWorkingColorSpace:function(t,e){return this.convert(t,e,this._workingColorSpace)},getPrimaries:function(t){return Ve[t].primaries},getTransfer:function(t){return t===te?se:Ve[t].transfer},getLuminanceCoefficients:function(t,e=this._workingColorSpace){return t.fromArray(Ve[e].luminanceCoefficients)}};function Xe(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function je(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let Ye;class Ke{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===Ye&&(Ye=Qe("canvas")),Ye.width=t.width,Ye.height=t.height;const i=Ye.getContext("2d");t instanceof ImageData?i.putImageData(t,0,0):i.drawImage(t,0,0,t.width,t.height),e=Ye}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=Qe("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),r=n.data;for(let t=0;t<r.length;t++)r[t]=255*Xe(r[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*Xe(e[t]/255)):e[t]=Xe(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}}let Je=0;class $e{constructor(t=null){this.isSource=!0,Object.defineProperty(this,"id",{value:Je++}),this.uuid=Me(),this.data=t,this.dataReady=!0,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(Ze(n[e].image)):t.push(Ze(n[e]))}else t=Ze(n);i.url=t}return e||(t.images[this.uuid]=i),i}}function Ze(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap?Ke.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 ti=0;class ei extends xe{constructor(t=ei.DEFAULT_IMAGE,e=ei.DEFAULT_MAPPING,i=1001,n=1001,r=1006,s=1008,a=1023,o=1009,l=ei.DEFAULT_ANISOTROPY,c=""){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:ti++}),this.uuid=Me(),this.name="",this.source=new $e(t),this.mipmaps=[],this.mapping=e,this.channel=0,this.wrapS=i,this.wrapT=n,this.magFilter=r,this.minFilter=s,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=o,this.offset=new Ue(0,0),this.repeat=new Ue(1,1),this.center=new Ue(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Pe,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=c,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.pmremVersion=0}get image(){return this.source.data}set image(t=null){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.channel=t.channel,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.colorSpace=t.colorSpace,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:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,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,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,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(this.mapping!==U)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case O:t.x=t.x-Math.floor(t.x);break;case k:t.x=t.x<0?0:1;break;case G: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 O:t.y=t.y-Math.floor(t.y);break;case k:t.y=t.y<0?0:1;break;case G: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)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}ei.DEFAULT_IMAGE=null,ei.DEFAULT_MAPPING=U,ei.DEFAULT_ANISOTROPY=1;class ii{constructor(t=0,e=0,i=0,n=1){ii.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,r=this.w,s=t.elements;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.w=s[3]*e+s[7]*i+s[11]*n+s[15]*r,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,r;const s=.01,a=.1,o=t.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],A=o[9],p=o[2],m=o[6],g=o[10];if(Math.abs(c-u)<s&&Math.abs(h-p)<s&&Math.abs(A-m)<s){if(Math.abs(c+u)<a&&Math.abs(h+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=(c+u)/4,_=(h+p)/4,y=(A+m)/4;return t>o&&t>f?t<s?(i=0,n=.707106781,r=.707106781):(i=Math.sqrt(t),n=v/i,r=_/i):o>f?o<s?(i=.707106781,n=0,r=.707106781):(n=Math.sqrt(o),i=v/n,r=y/n):f<s?(i=.707106781,n=.707106781,r=0):(r=Math.sqrt(f),i=_/r,n=y/r),this.set(i,n,r,e),this}let f=Math.sqrt((m-A)*(m-A)+(h-p)*(h-p)+(u-c)*(u-c));return Math.abs(f)<.001&&(f=1),this.x=(m-A)/f,this.y=(h-p)/f,this.z=(u-c)/f,this.w=Math.acos((l+d+g-1)/2),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this.w=e[15],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}round(){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=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(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 ni extends xe{constructor(t=1,e=1,i={}){super(),this.isRenderTarget=!0,this.width=t,this.height=e,this.depth=1,this.scissor=new ii(0,0,t,e),this.scissorTest=!1,this.viewport=new ii(0,0,t,e);const n={width:t,height:e,depth:1};i=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:W,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},i);const r=new ei(n,i.mapping,i.wrapS,i.wrapT,i.magFilter,i.minFilter,i.format,i.type,i.anisotropy,i.colorSpace);r.flipY=!1,r.generateMipmaps=i.generateMipmaps,r.internalFormat=i.internalFormat,this.textures=[];const s=i.count;for(let t=0;t<s;t++)this.textures[t]=r.clone(),this.textures[t].isRenderTargetTexture=!0;this.depthBuffer=i.depthBuffer,this.stencilBuffer=i.stencilBuffer,this.resolveDepthBuffer=i.resolveDepthBuffer,this.resolveStencilBuffer=i.resolveStencilBuffer,this.depthTexture=i.depthTexture,this.samples=i.samples}get texture(){return this.textures[0]}set texture(t){this.textures[0]=t}setSize(t,e,i=1){if(this.width!==t||this.height!==e||this.depth!==i){this.width=t,this.height=e,this.depth=i;for(let n=0,r=this.textures.length;n<r;n++)this.textures[n].image.width=t,this.textures[n].image.height=e,this.textures[n].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.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,i=t.textures.length;e<i;e++)this.textures[e]=t.textures[e].clone(),this.textures[e].isRenderTargetTexture=!0;const e=Object.assign({},t.texture.image);return this.texture.source=new $e(e),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.resolveDepthBuffer=t.resolveDepthBuffer,this.resolveStencilBuffer=t.resolveStencilBuffer,null!==t.depthTexture&&(this.depthTexture=t.depthTexture.clone()),this.samples=t.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class ri extends ni{constructor(t=1,e=1,i={}){super(t,e,i),this.isWebGLRenderTarget=!0}}class si extends ei{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=H,this.minFilter=H,this.wrapR=k,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}}class ai extends ei{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=H,this.minFilter=H,this.wrapR=k,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class oi{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,r,s,a){let o=i[n+0],l=i[n+1],c=i[n+2],h=i[n+3];const u=r[s+0],d=r[s+1],A=r[s+2],p=r[s+3];if(0===a)return t[e+0]=o,t[e+1]=l,t[e+2]=c,void(t[e+3]=h);if(1===a)return t[e+0]=u,t[e+1]=d,t[e+2]=A,void(t[e+3]=p);if(h!==p||o!==u||l!==d||c!==A){let t=1-a;const e=o*u+l*d+c*A+h*p,i=e>=0?1:-1,n=1-e*e;if(n>Number.EPSILON){const r=Math.sqrt(n),s=Math.atan2(r,e*i);t=Math.sin(t*s)/r,a=Math.sin(a*s)/r}const r=a*i;if(o=o*t+u*r,l=l*t+d*r,c=c*t+A*r,h=h*t+p*r,t===1-a){const t=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=t,l*=t,c*=t,h*=t}}t[e]=o,t[e+1]=l,t[e+2]=c,t[e+3]=h}static multiplyQuaternionsFlat(t,e,i,n,r,s){const a=i[n],o=i[n+1],l=i[n+2],c=i[n+3],h=r[s],u=r[s+1],d=r[s+2],A=r[s+3];return t[e]=a*A+c*h+o*d-l*u,t[e+1]=o*A+c*u+l*h-a*d,t[e+2]=l*A+c*d+a*u-o*h,t[e+3]=c*A-a*h-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=!0){const i=t._x,n=t._y,r=t._z,s=t._order,a=Math.cos,o=Math.sin,l=a(i/2),c=a(n/2),h=a(r/2),u=o(i/2),d=o(n/2),A=o(r/2);switch(s){case"XYZ":this._x=u*c*h+l*d*A,this._y=l*d*h-u*c*A,this._z=l*c*A+u*d*h,this._w=l*c*h-u*d*A;break;case"YXZ":this._x=u*c*h+l*d*A,this._y=l*d*h-u*c*A,this._z=l*c*A-u*d*h,this._w=l*c*h+u*d*A;break;case"ZXY":this._x=u*c*h-l*d*A,this._y=l*d*h+u*c*A,this._z=l*c*A+u*d*h,this._w=l*c*h-u*d*A;break;case"ZYX":this._x=u*c*h-l*d*A,this._y=l*d*h+u*c*A,this._z=l*c*A-u*d*h,this._w=l*c*h+u*d*A;break;case"YZX":this._x=u*c*h+l*d*A,this._y=l*d*h+u*c*A,this._z=l*c*A-u*d*h,this._w=l*c*h-u*d*A;break;case"XZY":this._x=u*c*h-l*d*A,this._y=l*d*h-u*c*A,this._z=l*c*A+u*d*h,this._w=l*c*h+u*d*A;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+s)}return!0===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],r=e[8],s=e[1],a=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=i+a+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-o)*t,this._y=(r-l)*t,this._z=(s-n)*t}else if(i>a&&i>h){const t=2*Math.sqrt(1+i-a-h);this._w=(c-o)/t,this._x=.25*t,this._y=(n+s)/t,this._z=(r+l)/t}else if(a>h){const t=2*Math.sqrt(1+a-i-h);this._w=(r-l)/t,this._x=(n+s)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-i-a);this._w=(s-n)/t,this._x=(r+l)/t,this._y=(o+c)/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(be(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,r=t._z,s=t._w,a=e._x,o=e._y,l=e._z,c=e._w;return this._x=i*c+s*a+n*l-r*o,this._y=n*c+s*o+r*a-i*l,this._z=r*c+s*l+i*o-n*a,this._w=s*c-i*a-n*o-r*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,r=this._z,s=this._w;let a=s*t._w+i*t._x+n*t._y+r*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=s,this._x=i,this._y=n,this._z=r,this;const o=1-a*a;if(o<=Number.EPSILON){const t=1-e;return this._w=t*s+e*this._w,this._x=t*i+e*this._x,this._y=t*n+e*this._y,this._z=t*r+e*this._z,this.normalize(),this}const l=Math.sqrt(o),c=Math.atan2(l,a),h=Math.sin((1-e)*c)/l,u=Math.sin(e*c)/l;return this._w=s*h+this._w*u,this._x=i*h+this._x*u,this._y=n*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),i=Math.random(),n=Math.sqrt(1-i),r=Math.sqrt(i);return this.set(n*Math.sin(t),n*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}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._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class li{constructor(t=0,e=0,i=0){li.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(hi.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(hi.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,n=this.z,r=t.elements;return this.x=r[0]*e+r[3]*i+r[6]*n,this.y=r[1]*e+r[4]*i+r[7]*n,this.z=r[2]*e+r[5]*i+r[8]*n,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,n=this.z,r=t.elements,s=1/(r[3]*e+r[7]*i+r[11]*n+r[15]);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}applyQuaternion(t){const e=this.x,i=this.y,n=this.z,r=t.x,s=t.y,a=t.z,o=t.w,l=2*(s*n-a*i),c=2*(a*e-r*n),h=2*(r*i-s*e);return this.x=e+o*l+s*h-a*c,this.y=i+o*c+a*l-r*h,this.z=n+o*h+r*c-s*l,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,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*n,this.y=r[1]*e+r[5]*i+r[9]*n,this.z=r[2]*e+r[6]*i+r[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}

17round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(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,r=t.z,s=e.x,a=e.y,o=e.z;return this.x=n*o-r*a,this.y=r*s-i*o,this.z=i*a-n*s,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 ci.copy(this).projectOnVector(t),this.sub(ci)}reflect(t){return this.sub(ci.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(be(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}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,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=Math.random()*Math.PI*2,e=2*Math.random()-1,i=Math.sqrt(1-e*e);return this.x=i*Math.cos(t),this.y=e,this.z=i*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const ci=new li,hi=new oi;class ui{constructor(t=new li(1/0,1/0,1/0),e=new li(-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){this.makeEmpty();for(let e=0,i=t.length;e<i;e+=3)this.expandByPoint(Ai.fromArray(t,e));return this}setFromBufferAttribute(t){this.makeEmpty();for(let e=0,i=t.count;e<i;e++)this.expandByPoint(Ai.fromBufferAttribute(t,e));return 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=Ai.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){const n=i.getAttribute("position");if(!0===e&&void 0!==n&&!0!==t.isInstancedMesh)for(let e=0,i=n.count;e<i;e++)!0===t.isMesh?t.getVertexPosition(e,Ai):Ai.fromBufferAttribute(n,e),Ai.applyMatrix4(t.matrixWorld),this.expandByPoint(Ai);else void 0!==t.boundingBox?(null===t.boundingBox&&t.computeBoundingBox(),pi.copy(t.boundingBox)):(null===i.boundingBox&&i.computeBoundingBox(),pi.copy(i.boundingBox)),pi.applyMatrix4(t.matrixWorld),this.union(pi)}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,Ai),Ai.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(Ei),xi.subVectors(this.max,Ei),mi.subVectors(t.a,Ei),gi.subVectors(t.b,Ei),fi.subVectors(t.c,Ei),vi.subVectors(gi,mi),_i.subVectors(fi,gi),yi.subVectors(mi,fi);let e=[0,-vi.z,vi.y,0,-_i.z,_i.y,0,-yi.z,yi.y,vi.z,0,-vi.x,_i.z,0,-_i.x,yi.z,0,-yi.x,-vi.y,vi.x,0,-_i.y,_i.x,0,-yi.y,yi.x,0];return!!Ii(e,mi,gi,fi,xi)&&(e=[1,0,0,0,1,0,0,0,1],!!Ii(e,mi,gi,fi,xi)&&(Si.crossVectors(vi,_i),e=[Si.x,Si.y,Si.z],Ii(e,mi,gi,fi,xi)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,Ai).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radiu

17s=.5*this.getSize(Ai).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()||(di[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),di[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),di[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),di[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),di[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),di[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),di[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),di[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(di)),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 di=[new li,new li,new li,new li,new li,new li,new li,new li],Ai=new li,pi=new ui,mi=new li,gi=new li,fi=new li,vi=new li,_i=new li,yi=new li,Ei=new li,xi=new li,Si=new li,Ci=new li;function Ii(t,e,i,n,r){for(let s=0,a=t.length-3;s<=a;s+=3){Ci.fromArray(t,s);const a=r.x*Math.abs(Ci.x)+r.y*Math.abs(Ci.y)+r.z*Math.abs(Ci.z),o=e.dot(Ci),l=i.dot(Ci),c=n.dot(Ci);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const wi=new ui,Mi=new li,bi=new li;class Ti{constructor(t=new li,e=-1){this.isSphere=!0,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):wi.setFromPoints(t).getCenter(i);let n=0;for(let e=0,r=t.length;e<r;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)}applyMatrix4(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;Mi.subVectors(t,this.center);const e=Mi.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.addScaledVector(Mi,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):(bi.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(Mi.copy(t.center).add(bi)),this.expandByPoint(Mi.copy(t.center).sub(bi))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const Bi=new li,Ri=new li,Di=new li,Li=new li,Ui=new li,Pi=new li,Ni=new li;class Fi{constructor(t=new li,e=new li(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.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,Bi)),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.origin).addScaledVector(this.direction,i)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=Bi.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(Bi.copy(this.origin).addScaledVector(this.direction,e),Bi.distanceToSquared(t))}distanceSqToSegment(t,e,i,n){Ri.copy(t).add(e).multiplyScalar(.5),Di.copy(e).sub(t).normalize(),Li.copy(this.origin).sub(Ri);const r=.5*t.distanceTo(e),s=-this.direction.dot(Di),a=Li.dot(this.direction),o=-Li.dot(Di),l=Li.lengthSq(),c=Math.abs(1-s*s);let h,u,d,A;if(c>0)if(h=s*o-a,u=s*a-o,A=r*c,h>=0)if(u>=-A)if(u<=A){const t=1/c;h*=t,u*=t,d=h*(h+s*u+2*a)+u*(s*h+u+2*o)+l}else u=r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u<=-A?(h=Math.max(0,-(-s*r+a)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=A?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(s*r+a)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=s>0?-r:r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;

17return i&&i.copy(this.origin).addScaledVector(this.direction,h),n&&n.copy(Ri).addScaledVector(Di,u),d}intersectSphere(t,e){Bi.subVectors(t.center,this.origin);const i=Bi.dot(this.direction),n=Bi.dot(Bi)-i*i,r=t.radius*t.radius;if(n>r)return null;const s=Math.sqrt(r-n),a=i-s,o=i+s;return 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,r,s,a,o;const l=1/this.direction.x,c=1/this.direction.y,h=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),c>=0?(r=(t.min.y-u.y)*c,s=(t.max.y-u.y)*c):(r=(t.max.y-u.y)*c,s=(t.min.y-u.y)*c),i>s||r>n?null:((r>i||isNaN(i))&&(i=r),(s<n||isNaN(n))&&(n=s),h>=0?(a=(t.min.z-u.z)*h,o=(t.max.z-u.z)*h):(a=(t.max.z-u.z)*h,o=(t.min.z-u.z)*h),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,Bi)}intersectTriangle(t,e,i,n,r){Ui.subVectors(e,t),Pi.subVectors(i,t),Ni.crossVectors(Ui,Pi);let s,a=this.direction.dot(Ni);if(a>0){if(n)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}Li.subVectors(this.origin,t);const o=s*this.direction.dot(Pi.crossVectors(Li,Pi));if(o<0)return null;const l=s*this.direction.dot(Ui.cross(Li));if(l<0)return null;if(o+l>a)return null;const c=-s*Li.dot(Ni);return c<0?null:this.at(c/a,r)}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 Qi{constructor(t,e,i,n,r,s,a,o,l,c,h,u,d,A,p,m){Qi.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,e,i,n,r,s,a,o,l,c,h,u,d,A,p,m)}set(t,e,i,n,r,s,a,o,l,c,h,u,d,A,p,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=i,g[12]=n,g[1]=r,g[5]=s,g[9]=a,g[13]=o,g[2]=l,g[6]=c,g[10]=h,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 Qi).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/Oi.setFromMatrixColumn(t,0).length(),r=1/Oi.setFromMatrixColumn(t,1).length(),s=1/Oi.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]*r,e[5]=i[5]*r,e[6]=i[6]*r,e[7]=0,e[8]=i[8]*s,e[9]=i[9]*s,e[10]=i[10]*s,e[11]=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,r=t.z,s=Math.cos(i),a=Math.sin(i),o=Math.cos(n),l=Math.sin(n),c=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=s*c,i=s*h,n=a*c,r=a*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=i+n*l,e[5]=t-r*l,e[9]=-a*o,e[2]=r-t*l,e[6]=n+i*l,e[10]=s*o}else if("YXZ"===t.order){const t=o*c,i=o*h,n=l*c,r=l*h;e[0]=t+r*a,e[4]=n*a-i,e[8]=s*l,e[1]=s*h,e[5]=s*c,e[9]=-a,e[2]=i*a-n,e[6]=r+t*a,e[10]=s*o}else if("ZXY"===t.order){const t=o*c,i=o*h,n=l*c,r=l*h;e[0]=t-r*a,e[4]=-s*h,e[8]=n+i*a,e[1]=i+n*a,e[5]=s*c,e[9]=r-t*a,e[2]=-s*l,e[6]=a,e[10]=s*o}else if("ZYX"===t.order){const t=s*c,i=s*h,n=a*c,r=a*h;e[0]=o*c,e[4]=n*l-i,e[8]=t*l+r,e[1]=o*h,e[5]=r*l+t,e[9]=i*l-n,e[2]=-l,e[6]=a*o,e[10]=s*o}else if("YZX"===t.order){const t=s*o,i=s*l,n=a*o,r=a*l;e[0]=o*c,e[4]=r-t*h,e[8]=n*h+i,e[1]=h,e[5]=s*c,e[9]=-a*c,e[2]=-l*c,e[6]=i*h+n,e[10]=t-r*h}

17else if("XZY"===t.order){const t=s*o,i=s*l,n=a*o,r=a*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+r,e[5]=s*c,e[9]=i*h-n,e[2]=n*h-i,e[6]=a*c,e[10]=r*h+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(Gi,t,Hi)}lookAt(t,e,i){const n=this.elements;return Wi.subVectors(t,e),0===Wi.lengthSq()&&(Wi.z=1),Wi.normalize(),zi.crossVectors(i,Wi),0===zi.lengthSq()&&(1===Math.abs(i.z)?Wi.x+=1e-4:Wi.z+=1e-4,Wi.normalize(),zi.crossVectors(i,Wi)),zi.normalize(),Vi.crossVectors(Wi,zi),n[0]=zi.x,n[4]=Vi.x,n[8]=Wi.x,n[1]=zi.y,n[5]=Vi.y,n[9]=Wi.y,n[2]=zi.z,n[6]=Vi.z,n[10]=Wi.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,r=this.elements,s=i[0],a=i[4],o=i[8],l=i[12],c=i[1],h=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],_=i[11],y=i[15],E=n[0],x=n[4],S=n[8],C=n[12],I=n[1],w=n[5],M=n[9],b=n[13],T=n[2],B=n[6],R=n[10],D=n[14],L=n[3],U=n[7],P=n[11],N=n[15];return r[0]=s*E+a*I+o*T+l*L,r[4]=s*x+a*w+o*B+l*U,r[8]=s*S+a*M+o*R+l*P,r[12]=s*C+a*b+o*D+l*N,r[1]=c*E+h*I+u*T+d*L,r[5]=c*x+h*w+u*B+d*U,r[9]=c*S+h*M+u*R+d*P,r[13]=c*C+h*b+u*D+d*N,r[2]=A*E+p*I+m*T+g*L,r[6]=A*x+p*w+m*B+g*U,r[10]=A*S+p*M+m*R+g*P,r[14]=A*C+p*b+m*D+g*N,r[3]=f*E+v*I+_*T+y*L,r[7]=f*x+v*w+_*B+y*U,r[11]=f*S+v*M+_*R+y*P,r[15]=f*C+v*b+_*D+y*N,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],r=t[12],s=t[1],a=t[5],o=t[9],l=t[13],c=t[2],h=t[6],u=t[10],d=t[14];return t[3]*(+r*o*h-n*l*h-r*a*u+i*l*u+n*a*d-i*o*d)+t[7]*(+e*o*d-e*l*u+r*s*u-n*s*d+n*l*c-r*o*c)+t[11]*(+e*l*h-e*a*d-r*s*h+i*s*d+r*a*c-i*l*c)+t[15]*(-n*a*c-e*o*h+e*a*u+n*s*h-i*s*u+i*o*c)}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],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],A=t[12],p=t[13],m=t[14],g=t[15],f=h*m*l-p*u*l+p*o*d-a*m*d-h*o*g+a*u*g,v=A*u*l-c*m*l-A*o*d+s*m*d+c*o*g-s*u*g,_=c*p*l-A*h*l+A*a*d-s*p*d-c*a*g+s*h*g,y=A*h*o-c*p*o-A*a*u+s*p*u+c*a*m-s*h*m,E=e*f+i*v+n*_+r*y;if(0===E)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const x=1/E;return t[0]=f*x,t[1]=(p*u*r-h*m*r-p*n*d+i*m*d+h*n*g-i*u*g)*x,t[2]=(a*m*r-p*o*r+p*n*l-i*m*l-a*n*g+i*o*g)*x,t[3]=(h*o*r-a*u*r-h*n*l+i*u*l+a*n*d-i*o*d)*x,t[4]=v*x,t[5]=(c*m*r-A*u*r+A*n*d-e*m*d-c*n*g+e*u*g)*x,t[6]=(A*o*r-s*m*r-A*n*l+e*m*l+s*n*g-e*o*g)*x,t[7]=(s*u*r-c*o*r+c*n*l-e*u*l-s*n*d+e*o*d)*x,t[8]=_*x,t[9]=(A*h*r-c*p*r-A*i*d+e*p*d+c*i*g-e*h*g)*x,t[10]=(s*p*r-A*a*r+A*i*l-e*p*l-s*i*g+e*a*g)*x,t[11]=(c*a*r-s*h*r-c*i*l+e*h*l+s*i*d-e*a*d)*x,t[12]=y*x,t[13]=(c*p*n-A*h*n+A*i*u-e*p*u-c*i*m+e*h*m)*x,t[14]=(A*a*n-s*p*n-A*i*o+e*p*o+s*i*m-e*a*m)*x,t[15]=(s*h*n-c*a*n+c*i*o-e*h*o-s*i*u+e*a*u)*x,this}scale(t){const e=this.elements,i=t.x,n=t.y,r=t.z;return e[0]*=i,e[4]*=n,e[8]*=r,e[1]*=i,e[5]*=n,e[9]*=r,e[2]*=i,e[6]*=n,e[10]*=r,e[3]*=i,e[7]*=n,e[11]*=r,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 t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):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),r=1-i,s=t.x,a=t.y,o=t.z,l=r*s,c=r*a;return this.set(l*s+i,l*a-n*o,l*o+n*a,0,l*a+n*o,c*a+i,c*o-n*s,0,l*o-n*a,c*o+n*s,r*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,r,s){return this.set(1,i,r,0,t,1,s,0,e,n,1,0,0,0,0,1),this}compose(t,e,i){const n=this.elements,r=e._x,s=e._y,a=e._z,o=e._w,l=r+r,c=s+s,h=a+a,u=r*l,d=r*c,A=r*h,p=s*c,m=s*h,g=a*h,f=

17o*l,v=o*c,_=o*h,y=i.x,E=i.y,x=i.z;return n[0]=(1-(p+g))*y,n[1]=(d+_)*y,n[2]=(A-v)*y,n[3]=0,n[4]=(d-_)*E,n[5]=(1-(u+g))*E,n[6]=(m+f)*E,n[7]=0,n[8]=(A+v)*x,n[9]=(m-f)*x,n[10]=(1-(u+p))*x,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 r=Oi.set(n[0],n[1],n[2]).length();const s=Oi.set(n[4],n[5],n[6]).length(),a=Oi.set(n[8],n[9],n[10]).length();this.determinant()<0&&(r=-r),t.x=n[12],t.y=n[13],t.z=n[14],ki.copy(this);const o=1/r,l=1/s,c=1/a;return ki.elements[0]*=o,ki.elements[1]*=o,ki.elements[2]*=o,ki.elements[4]*=l,ki.elements[5]*=l,ki.elements[6]*=l,ki.elements[8]*=c,ki.elements[9]*=c,ki.elements[10]*=c,e.setFromRotationMatrix(ki),i.x=r,i.y=s,i.z=a,this}makePerspective(t,e,i,n,r,s,a=2e3){const o=this.elements,l=2*r/(e-t),c=2*r/(i-n),h=(e+t)/(e-t),u=(i+n)/(i-n);let d,A;if(a===ye)d=-(s+r)/(s-r),A=-2*s*r/(s-r);else{if(a!==Ee)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);d=-s/(s-r),A=-s*r/(s-r)}return o[0]=l,o[4]=0,o[8]=h,o[12]=0,o[1]=0,o[5]=c,o[9]=u,o[13]=0,o[2]=0,o[6]=0,o[10]=d,o[14]=A,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this}makeOrthographic(t,e,i,n,r,s,a=2e3){const o=this.elements,l=1/(e-t),c=1/(i-n),h=1/(s-r),u=(e+t)*l,d=(i+n)*c;let A,p;if(a===ye)A=(s+r)*h,p=-2*h;else{if(a!==Ee)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);A=r*h,p=-1*h}return o[0]=2*l,o[4]=0,o[8]=0,o[12]=-u,o[1]=0,o[5]=2*c,o[9]=0,o[13]=-d,o[2]=0,o[6]=0,o[10]=p,o[14]=-A,o[3]=0,o[7]=0,o[11]=0,o[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 Oi=new li,ki=new Qi,Gi=new li(0,0,0),Hi=new li(1,1,1),zi=new li,Vi=new li,Wi=new li,qi=new Qi,Xi=new oi;class ji{constructor(t=0,e=0,i=0,n=ji.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,r=n[0],s=n[4],a=n[8],o=n[1],l=n[5],c=n[9],h=n[2],u=n[6],d=n[10];switch(e){case"XYZ":this._y=Math.asin(be(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-be(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(be(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-be(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(be(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-be(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-c,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 qi.makeRotationFromQuaternion(t),this.setFromRotationMatrix(qi,e,i)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return Xi.setFromEuler(this),this.setFromQuaternion(Xi,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}}ji.DEFAULT_ORDER="XYZ";class Yi{constructor(){this.mask=1}set(t){this.mask=1<<t>>>0}enable(t){this.mask|=1<<t}enableAll(){this.mask=-1}toggle(t){this.mask^=1<<t}disable(t){this.mask&=~(1<<t)}disableAll(){this.mask=0}test(t){return!!(this.mask&t.mask)}isEnabled(t){return!!(this.mask&1<<t)}}let Ki=0;const Ji=new li,$i=new oi,Zi=new Qi,tn=new li,en=new li,nn=new li,rn=new oi,sn=new li(1,0,0),an=new li(0,1,0),on=new li(0,0,1),ln={type:"added"},cn={type:"removed"},hn={type:"childadded",child:null},un={type:"childremoved",child:null};class dn extends xe{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Ki++}),this.uuid=Me(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=dn.DEFAULT_UP.clone();const t=new li,e=new ji,i=new oi,n=new li(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 Qi},normalMatrix:{value:new Pe}}),this.matrix=new Qi,this.matrixWorld=new Qi,this.matrixAutoUpdate=dn.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=dn.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new Yi,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeShadow(){}onAfterShadow(){}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)}setRotationFromMatrix(t){this.quaternion.setFromRotationMatrix(t)}setRotationFromQuaternion(t){this.quaternion.copy(t)}rotateOnAxis(t,e){return $i.setFromAxisAngle(t,e),this.quaternion.multiply($i),this}rotateOnWorldAxis(t,e){return $i.setFromAxisAngle(t,e),this.quaternion.premultiply($i),this}rotateX(t){return this.rotateOnAxis(sn,t)}rotateY(t){return this.rotateOnAxis(an,t)}rotateZ(t){return this.rotateOnAxis(on,t)}translateOnAxis(t,e){return Ji.copy(t).applyQuaternion(this.quaternion),this.position.add(Ji.multiplyScalar(e)),this}translateX(t){return this.translateOnAxis(sn,t)}translateY(t){return this.translateOnAxis(an,t)}translateZ(t){return this.translateOnAxis(on,t)}localToWorld(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(this.matrixWorld)}worldToLocal(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(Zi.copy(this.matrixWorld).invert())}lookAt(t,e,i){t.isVector3?tn.copy(t):tn.set(t,e,i);const n=this.parent;this.updateWorldMatrix(!0,!1),en.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Zi.lookAt(en,tn,this.up):Zi.lookAt(tn,en,this.up),this.quaternion.setFromRotationMatrix(Zi),n&&(Zi.extractRotation(n.matrixWorld),$i.setFromRotationMatrix(Zi),this.quaternion.premultiply($i.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?(t.removeFromParent(),t.parent=this,this.children.push(t),t.dispatchEvent(ln),hn.child=t,this.dispatchEvent(hn),hn.child=null):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(cn),un.child=t,this.dispatchEvent(un),un.child=null),this}removeFromParent(){const t=this.parent;return null!==t&&t.remove(this),this}clear(){return this.remove(...this.children)}attach(t){return this.updateWorldMatrix(!0,!1),Zi.copy(this.matrixWorld).invert(),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),Zi.multiply(t.parent.matrixWorld)),t.applyMatrix4(Zi),t.removeFromParent(),t.parent=this,this.children.push(t),t.updateWorldMatrix(!1,!0),t.dispatchEvent(ln),hn.child=t,this.dispatchEvent(hn),hn.child=null,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,i=[]){this[t]===e&&i.push(this);const n=this.children;for(let r=0,s=n.length;r<s;r++)n[r].getObjectsByProperty(t,e,i);return i}getWorldPosition(t){return this.updateWorldMatrix(!0,!1),t.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(en,t,nn),t}getWorldScale(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(en,rn,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)&&(!0===this.matrixWorldAutoUpdate&&(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++){e[i].updateMatrixWorld(t)}}updateWorldMatrix(t,e){const i=this.parent;if(!0===t&&null!==i&&i.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),!0===e){const t=this.children;for(let e=0,i=t.length;e<i;e++){t[e].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:4.6,type:"Object",generator:"Object3D.toJSON"});const n={};function r(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(),n.up=this.up.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.isBatchedMesh&&(n.type="BatchedMesh",n.perObjectFrustumCulled=this.perObjectFrustumCulled,n.sortObjects=this.sortObjects,n.drawRanges=this._drawRanges,n.reservedRanges=this._reservedRanges,n.visibility=this._visibility,n.active=this._active,n.bounds=this._bounds.map((t=>({boxInitialized:t.boxInitialized,boxMin:t.box.min.toArray(),boxMax:t.box.max.toArray(),sphereInitialized:t.sphereInitialized,sphereRadius:t.sphere.radius,sphereCenter:t.sphere.center.toArray()}))),n.maxInstanceCount=this._maxInstanceCount,n.maxVertexCount=this._maxVertexCount,n.maxIndexCount=this._maxIndexCount,n.geometryInitialized=this._geometryInitialized,n.geometryCount=this._geometryCount,n.matricesTexture=this._matricesTexture.toJSON(t),null!==this._colorsTexture&&(n.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(n.boundingSphere={center:n.boundingSphere.center.toArray(),radius:n.boundingSphere.radius}),null!==this.boundingBox&&(n.boundingBox={min:n.boundingBox.min.toArray(),max:n.boundingBox.max.toArray()})),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=r(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];r(t.shapes,n)}else r(t.shapes,i)}}if(this.isSkinnedMesh&&(n.bindMode=this.bindMode,n.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(r(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(r(t.materials,this.material[i]));n.material=e}else n.material=r(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(r(t.animations,i))}}if(e){const e=s(t.geometries),n=s(t.materials),r=s(t.textures),a=s(t.images),o=s(t.shapes),l=s(t.skeletons),c=s(t.animations),h=s(t.nodes);e.length>0&&(i.geometries=e),n.length>0&&(i.materials=n),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),l.length>0&&(i.skeletons=l),c.length>0&&(i.animations=c),h.length>0&&(i.nodes=h)}return i.object=n,i;function s(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.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,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.animations=t.animations.slice(),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}}dn.DEFAULT_UP=new li(0,1,0),dn.DEFAULT_MATRIX_AUTO_UPDATE=!0,dn.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const An=new li,pn=new li,mn=new li,gn=new li,fn=new li,vn=new li,_n=new li,yn=new li,En=new li,xn=new li,Sn=new ii,Cn=new ii,In=new ii;class wn{constructor(t=new li,e=new li,i=new li){this.a=t,this.b=e,this.c=i}static getNormal(t,e,i,n){n.subVectors(i,e),An.subVectors(t,e),n.cross(An);const r=n.lengthSq();return r>0?n.multiplyScalar(1/Math.sqrt(r)):n.set(0,0,0)}static getBarycoord(t,e,i,n,r){An.subVectors(n,e),pn.subVectors(i,e),mn.subVectors(t,e);const s=An.dot(An),a=An.dot(pn),o=An.dot(mn),l=pn.dot(pn),c=pn.dot(mn),h=s*l-a*a;if(0===h)return r.set(0,0,0),null;const u=1/h,d=(l*o-a*c)*u,A=(s*c-a*o)*u;return r.set(1-d-A,A,d)}static containsPoint(t,e,i,n){return null!==this.getBarycoord(t,e,i,n,gn)&&(gn.x>=0&&gn.y>=0&&gn.x+gn.y<=1)}static getInterpolation(t,e,i,n,r,s,a,o){return null===this.getBarycoord(t,e,i,n,gn)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,gn.x),o.addScaledVector(s,gn.y),o.addScaledVector(a,gn.z),o)}static getInterpolatedAttribute(t,e,i,n,r,s){return Sn.setScalar(0),Cn.setScalar(0),In.setScalar(0),Sn.fromBufferAttribute(t,e),Cn.fromBufferAttribute(t,i),In.fromBufferAttribute(t,n),s.setScalar(0),s.addScaledVector(Sn,r.x),s.addScaledVector(Cn,r.y),s.addScaledVector(In,r.z),s}static isFrontFacing(t,e,i,n){return An.subVectors(i,e),pn.subVectors(t,e),An.cross(pn).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 An.subVectors(this.c,this.b),pn.subVectors(this.a,this.b),.5*An.cross(pn).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return wn.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return wn.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,i,n,r){return wn.getInterpolation(t,this.a,this.b,this.c,e,i,n,r)}containsPoint(t){return wn.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return wn.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,n=this.b,r=this.c;let s,a;fn.subVectors(n,i),vn.subVectors(r,i),yn.subVectors(t,i);const o=fn.dot(yn),l=vn.dot(yn);if(o<=0&&l<=0)return e.copy(i);En.subVectors(t,n);const c=fn.dot(En),h=vn.dot(En);if(c>=0&&h<=c)return e.copy(n);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return s=o/(o-c),e.copy(i).addScaledVector(fn,s);xn.subVectors(t,r);const d=fn.dot(xn),A=vn.dot(xn);if(A>=0&&d<=A)return e.copy(r);const p=d*l-o*A;if(p<=0&&l>=0&&A<=0)return a=l/(l-A),e.copy(i).addScaledVector(vn,a);const m=c*A-d*h;if(m<=0&&h-c>=0&&d-A>=0)return _n.subVectors(r,n),a=(h-c)/(h-c+(d-A)),e.copy(n).addScaledVector(_n,a);const g=1/(m+p+u);return s=p*g,a=u*g,e.copy(i).addScaledVector(fn,s).addScaledVector(vn,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}const Mn={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},bn={h:0,s:0,l:0},Tn={h:0,s:0,l:0};function Bn(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}class Rn{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}set(t,e,i){if(void 0===e&&void 0===i){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}

17else this.setRGB(t,e,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=ee){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,qe.toWorkingColorSpace(this,e),this}setRGB(t,e,i,n=qe.workingColorSpace){return this.r=t,this.g=e,this.b=i,qe.toWorkingColorSpace(this,n),this}setHSL(t,e,i,n=qe.workingColorSpace){if(t=Te(t,1),e=be(e,0,1),i=be(i,0,1),0===e)this.r=this.g=this.b=i;else{const n=i<=.5?i*(1+e):i+e-i*e,r=2*i-n;this.r=Bn(r,n,t+1/3),this.g=Bn(r,n,t),this.b=Bn(r,n,t-1/3)}return qe.toWorkingColorSpace(this,n),this}setStyle(t,e=ee){function i(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const s=n[1],a=n[2];switch(s){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:console.warn("THREE.Color: Unknown color model "+t)}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const i=n[1],r=i.length;if(3===r)return this.setRGB(parseInt(i.charAt(0),16)/15,parseInt(i.charAt(1),16)/15,parseInt(i.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(i,16),e);console.warn("THREE.Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=ee){const i=Mn[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=Xe(t.r),this.g=Xe(t.g),this.b=Xe(t.b),this}copyLinearToSRGB(t){return this.r=je(t.r),this.g=je(t.g),this.b=je(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=ee){return qe.fromWorkingColorSpace(Dn.copy(this),t),65536*Math.round(be(255*Dn.r,0,255))+256*Math.round(be(255*Dn.g,0,255))+Math.round(be(255*Dn.b,0,255))}getHexString(t=ee){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=qe.workingColorSpace){qe.fromWorkingColorSpace(Dn.copy(this),e);const i=Dn.r,n=Dn.g,r=Dn.b,s=Math.max(i,n,r),a=Math.min(i,n,r);let o,l;const c=(a+s)/2;if(a===s)o=0,l=0;else{const t=s-a;switch(l=c<=.5?t/(s+a):t/(2-s-a),s){case i:o=(n-r)/t+(n<r?6:0);break;case n:o=(r-i)/t+2;break;case r:o=(i-n)/t+4}o/=6}return t.h=o,t.s=l,t.l=c,t}getRGB(t,e=qe.workingColorSpace){return qe.fromWorkingColorSpace(Dn.copy(this),e),t.r=Dn.r,t.g=Dn.g,t.b=Dn.b,t}getStyle(t=ee){qe.fromWorkingColorSpace(Dn.copy(this),t);const e=Dn.r,i=Dn.g,n=Dn.b;return t!==ee?`color(${t} ${e.toFixed(3)} ${i.toFixed(3)} ${n.toFixed(3)})`:`rgb(${Math.round(255*e)},${Math.round(255*i)},${Math.round(255*n)})`}offsetHSL(t,e,i){return this.getHSL(bn),this.setHSL(bn.h+t,bn.s+e,bn.l+i)}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(bn),t.getHSL(Tn);const i=Be(bn.h,Tn.h,e),n=Be(bn.s,Tn.s,e),r=Be(bn.l,Tn.l,e);return this.setHSL(i,n,r),this}setFromVector3(t){return this.r=t.x,this.g=t.y,this.b=t.z,this}applyMatrix3(t){const e=this.r,i=this.g,n=this.b,r=t.elements;return this.r=r[0]*e+r[3]*i+r[6]*n,this.g=r[1]*e+r[4]*i+r[7]*n,this.b=r[2]*e+r[5]*i+r[8]*n,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}}const Dn=new Rn;Rn.NAMES=Mn;let Ln=0;class Un extends xe{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:Ln++}),this.uuid=Me(),this.name="",this.type="Material",this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=o,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Rn(0,0,0),this.blendAlpha=0,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=ce,this.stencilZFail=ce,this.stencilZPass=ce,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}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: parameter '${e}' has value of undefined.`);continue}const n=this[e];void 0!==n?n&&n.isColor?n.set(i):n&&n.isVector3&&i&&i.isVector3?n.copy(i):this[e]=i:console.warn(`THREE.Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.6,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()),void 0!==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.dispersion&&(i.dispersion=this.dispersion),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),void 0!==this.anisotropy&&(i.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.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.envMapRotation&&(i.envMapRotation=this.envMapRotation.toArray()),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),!0===this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=!0),204!==this.blendSrc&&(i.blendSrc=this.blendSrc),205!==this.blendDst&&(i.blendDst=this.blendDst),this.blendEquation!==o&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&

17(i.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(i.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(i.depthFunc=this.depthFunc),!1===this.depthTest&&(i.depthTest=this.depthTest),!1===this.depthWrite&&(i.depthWrite=this.depthWrite),!1===this.colorWrite&&(i.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(i.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==ce&&(i.stencilFail=this.stencilFail),this.stencilZFail!==ce&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==ce&&(i.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(i.stencilWrite=this.stencilWrite),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.alphaHash&&(i.alphaHash=!0),!0===this.alphaToCoverage&&(i.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=!0),!0===this.forceSinglePass&&(i.forceSinglePass=!0),!0===this.wireframe&&(i.wireframe=!0),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=!0),!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),r=n(t.images);e.length>0&&(i.textures=e),r.length>0&&(i.images=r)}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.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,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.alphaHash=t.alphaHash,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++}onBuild(){console.warn("Material: onBuild() has been removed.")}}class Pn extends Un{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Rn(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.envMapRotation=new ji,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.envMapRotation.copy(t.envMapRotation),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 Nn=Fn();function Fn(){const t=new ArrayBuffer(4),e=new Float32Array(t),i=new Uint32Array(t),n=new Uint32Array(512),r=new Uint32Array(512);for(let t=0;t<256;++t){const e=t-127;e<-27?(n[t]=0,n[256|t]=32768,r[t]=24,r[256|t]=24):e<-14?(n[t]=1024>>-e-14,n[256|t]=1024>>-e-14|32768,r[t]=-e-1,r[256|t]=-e-1):e<=15?(n[t]=e+15<<10,n[256|t]=e+15<<10|32768,r[t]=13,r[256|t]=13):e<128?(n[t]=31744,n[256|t]=64512,r[t]=24,r[256|t]=24):(n[t]=31744,n[256|t]=64512,r[t]=13,r[256|t]=13)}const s=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(;!(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,s[t]=e|i}for(let t=1024;t<2048;++t)s[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:r,mantissaTable:s,exponentTable:a,offsetTable:o}}const Qn={toHalfFloat:function(t){Math.abs(t)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),t=be(t,-65504,65504),Nn.floatView[0]=t;const e=Nn.uint32View[0],i=e>>23&511;return Nn.baseTable[i]+((8388607&e)>>Nn.shiftTable[i])},fromHalfFloat:function(t){const e=t>>10;return Nn.uint32View[0]=Nn.mantissaTable[Nn.offsetTable[e]+(1023&t)]+Nn.exponentTable[e],Nn.floatView[0]}},On=new li,kn=new Ue;class Gn{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=ve,this.updateRanges=[],this.gpuType=tt,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}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.gpuType=t.gpuType,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let n=0,r=this.itemSize;n<r;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++)kn.fromBufferAttribute(this,e),kn.applyMatrix3(t),this.setXY(e,kn.x,kn.y);else if(3===this.itemSize)for(let e=0,i=this.count;e<i;e++)On.fromBufferAttribute(this,e),On.applyMatrix3(t),this.setXYZ(e,On.x,On.y,On.z);return this}applyMatrix4(t){for(let e=0,i=this.count;e<i;e++)On.fromBufferAttribute(this,e),On.applyMatrix4(t),this.setXYZ(e,On.x,On.y,On.z);return this}applyNormalMatrix(t){for(let e=0,i=this.count;e<i;e++)On.fromBufferAttribute(this,e),On.applyNormalMatrix(t),this.setXYZ(e,On.x,On.y,On.z);return this}transformDirection(t){for(let e=0,i=this.count;e<i;e++)On.fromBufferAttribute(this,e),On.transformDirection(t),this.setXYZ(e,On.x,On.y,On.z);return this}set(t,e=0){return this.array.set(t,e),this}getComponent(t,e){let i=this.array[t*this.itemSize+e];return this.normalized&&(i=Re(i,this.array)),i}setComponent(t,e,i){return this.normalized&&(i=De(i,this.array)),this.array[t*this.itemSize+e]=i,this}getX(t){let e=this.array[t*this.itemSize];return this.normalized&&(e=Re(e,this.array)),e}setX(t,e){return this.normalized&&(e=De(e,this.array)),this.array[t*this.itemSize]=e,this}getY(t){let e=this.array[t*this.itemSize+1];return this.normalized&&(e=Re(e,this.array)),e}setY(t,e){return this.normalized&&(e=De(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=Re(e,this.array)),e}setZ(t,e){return this.normalized&&(e=De(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=Re(e,this.array)),e}setW(t,e){return this.normalized&&(e=De(e,this.array)),this.array[t*this.itemSize+3]=e,this}setXY(t,e,i){return t*=this.itemSize,this.normalized&&(e=De(e,this.array),i=De(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=De(e,this.array),i=De(i,this.array),n=De(n,this.array)),this.array[t+0]=e,this.array[t+1]=i,this.array[t+2]=n,this}setXYZW(t,e,i,n,r){return t*=this.itemSize,this.normalized&&(e=De(e,this.array),i=De(i,this.array),n=De(n,this.array),r=De(r,this.array)),this.array[t+0]=e,this.array[t+1]=i,this.array[t+2]=n,this.array[t+3]=r,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!==ve&&(t.usage=this.usage),t}}class Hn extends Gn{constructor(t,e,i){super(new Uint16Array(t),e,i)}}class zn extends Gn{constructor(t,e,i){super(new Uint32Array(t),e,i)}}class Vn extends Gn{constructor(t,e,i){super(new Float32Array(t),e,i)}}let Wn=0;const qn=new Qi,Xn=new dn,jn=new li,Yn=new ui,Kn=new ui,Jn=new li;class $n extends xe{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Wn++}),this.uuid=Me(),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(Fe(t)?zn:Hn)(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;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const i=this.attributes.normal;if(void 0!==i){const e=(new Pe).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 qn.makeRotationFromQuaternion(t),this.applyMatrix4(qn),this}rotateX(t){return qn.makeRotationX(t),this.applyMatrix4(qn),this}rotateY(t){return qn.makeRotationY(t),this.applyMatrix4(qn),this}rotateZ(t){return qn.makeRotationZ(t),this.applyMatrix4(qn),this}

17translate(t,e,i){return qn.makeTranslation(t,e,i),this.applyMatrix4(qn),this}scale(t,e,i){return qn.makeScale(t,e,i),this.applyMatrix4(qn),this}lookAt(t){return Xn.lookAt(t),Xn.updateMatrix(),this.applyMatrix4(Xn.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(jn).negate(),this.translate(jn.x,jn.y,jn.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 Vn(e,3)),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new ui);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.",this),void this.boundingBox.set(new li(-1/0,-1/0,-1/0),new li(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];Yn.setFromBufferAttribute(i),this.morphTargetsRelative?(Jn.addVectors(this.boundingBox.min,Yn.min),this.boundingBox.expandByPoint(Jn),Jn.addVectors(this.boundingBox.max,Yn.max),this.boundingBox.expandByPoint(Jn)):(this.boundingBox.expandByPoint(Yn.min),this.boundingBox.expandByPoint(Yn.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 Ti);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.",this),void this.boundingSphere.set(new li,1/0);if(t){const i=this.boundingSphere.center;if(Yn.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t<i;t++){const i=e[t];Kn.setFromBufferAttribute(i),this.morphTargetsRelative?(Jn.addVectors(Yn.min,Kn.min),Yn.expandByPoint(Jn),Jn.addVectors(Yn.max,Kn.max),Yn.expandByPoint(Jn)):(Yn.expandByPoint(Kn.min),Yn.expandByPoint(Kn.max))}Yn.getCenter(i);let n=0;for(let e=0,r=t.count;e<r;e++)Jn.fromBufferAttribute(t,e),n=Math.max(n,i.distanceToSquared(Jn));if(e)for(let r=0,s=e.length;r<s;r++){const s=e[r],a=this.morphTargetsRelative;for(let e=0,r=s.count;e<r;e++)Jn.fromBufferAttribute(s,e),a&&(jn.fromBufferAttribute(t,e),Jn.add(jn)),n=Math.max(n,i.distanceToSquared(Jn))}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=e.position,n=e.normal,r=e.uv;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new Gn(new Float32Array(4*i.count),4));const s=this.getAttribute("tangent"),a=[],o=[];for(let t=0;t<i.count;t++)a[t]=new li,o[t]=new li;const l=new li,c=new li,h=new li,u=new Ue,d=new Ue,A=new Ue,p=new li,m=new li;function g(t,e,n){l.fromBufferAttribute(i,t),c.fromBufferAttribute(i,e),h.fromBufferAttribute(i,n),u.fromBufferAttribute(r,t),d.fromBufferAttribute(r,e),A.fromBufferAttribute(r,n),c.sub(l),h.sub(l),d.sub(u),A.sub(u);const s=1/(d.x*A.y-A.x*d.y);isFinite(s)&&(p.copy(c).multiplyScalar(A.y).addScaledVector(h,-d.y).multiplyScalar(s),m.copy(h).multiplyScalar(d.x).addScaledVector(c,-A.x).multiplyScalar(s),a[t].add(p),a[e].add(p),a[n].add(p),o[t].add(m),o[e].add(m),o[n].add(m))}let f=this.groups;0===f.length&&(f=[{start:0,count:t.count}]);for(let e=0,i=f.length;e<i;++e){const i=f[e],n=i.start;for(let e=n,r=n+i.count;e<r;e+=3)g(t.getX(e+0),t.getX(e+1),t.getX(e+2))}const v=new li,_=new li,y=new li,E=new li;function x(t){y.fromBufferAttribute(n,t),E.copy(y);const e=a[t];v.copy(e),v.sub(y.multiplyScalar(y.dot(e))).normalize(),_.crossVectors(E,e);const i=_.dot(o[t])<0?-1:1;s.setXYZW(t,v.x,v.y,v.z,i)}for(let e=0,i=f.length;e<i;++e){const i=f[e],n=i.start;for(let e=n,r=n+i.count;e<r;e+=3)x(t.getX(e+0)),x(t.getX(e+1)),x(t.getX(e+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 Gn(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 li,r=new li,s=new li,a=new li,o=new li,l=new li,c=new li,h=new li;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),r.fromBufferAttribute(e,A),s.fromBufferAttribute(e,p),c.subVectors(s,r),h.subVectors(n,r),c.cross(h),a.fromBufferAttribute(i,d),o.fromBufferAttribute(i,A),l.fromBufferAttribute(i,p),a.add(c),o.add(c),l.add(c),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),r.fromBufferAttribute(e,t+1),s.fromBufferAttribute(e,t+2),c.subVectors(s,r),h.subVectors(n,r),c.cross(h),i.setXYZ(t+0,c.x,c.y,c.z),i.setXYZ(t+1,c.x,c.y,c.z),i.setXYZ(t+2,c.x,c.y,c.z);this.normalizeNormals(),i.needsUpdate=!0}}normalizeNormals(){const t=this.attributes.normal;for(let e=0,i=t.count;e<i;e++)Jn.fromBufferAttribute(t,e),Jn.normalize(),t.setXYZ(e,Jn.x,Jn.y,Jn.z)}toNonIndexed(){function t(t,e){const i=t.array,n=t.itemSize,r=t.normalized,s=new i.constructor(e.length*n);let a=0,o=0;for(let r=0,l=e.length;r<l;r++){a=t.isInterleavedBufferAttribute?e[r]*t.data.stride+t.offset:e[r]*n;for(let t=0;t<n;t++)s[o++]=i[a++]}return new Gn(s,n,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const e=new $n,i=this.index.array,n=this.attributes;for(const r in n){const s=t(n[r],i);e.setAttribute(r,s)}const r=this.morphAttributes;for(const n in r){const s=[],a=r[n];for(let e=0,n=a.length;e<n;e++){const n=t(a[e],i);s.push(n)}e.morphAttributes[n]=s}e.morphTargetsRelative=this.morphTargetsRelative;const s=this.groups;for(let t=0,i=s.length;t<i;t++){const i=s[t];e.addGroup(i.start,i.count,i.materialIndex)}return e}toJSON(){const t={metadata:{version:4.6,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 r=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],s=[];for(let e=0,n=i.length;e<n;e++){const n=i[e];s.push(n.toJSON(t.data))}s.length>0&&(n[e]=s,r=!0)}r&&(t.data.morphAttributes=n,t.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(t.data.groups=JSON.parse(JSON.stringify(s)));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 r=t.morphAttributes;for(const t in r){const i=[],n=r[t];for(let t=0,r=n.length;t<r;t++)i.push(n[t].clone(e));this.morphAttributes[t]=i}this.morphTargetsRelative=t.morphTargetsRelative;const s=t.groups;for(let t=0,e=s.length;t<e;t++){const e=s[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,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Zn=new Qi,tr=new Fi,er=new Ti,ir=new li,nr=new li,rr=new li,sr=new li,ar=new li,or=new li,lr=new li,cr=new li;class hr extends dn{constructor(t=new $n,e=new Pn){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=Array.isArray(t.material)?t.material.slice():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,r=i.morphAttributes.position,s=i.morphTargetsRelative;e.fromBufferAttribute(n,t);const a=this.morphTargetInfluences;if(r&&a){or.set(0,0,0);for(let i=0,n=r.length;i<n;i++){const n=a[i],o=r[i];0!==n&&(ar.fromBufferAttribute(o,t),s?or.addScaledVector(ar,n):or.addScaledVector(ar.sub(e),n))}e.add(or)}return e}raycast(t,e){const i=this.geometry,n=this.material,r=this.matrixWorld;if(void 0!==n){if(null===i.boundingSphere&&i.computeBoundingSphere(),er.copy(i.boundingSphere),er.applyMatrix4(r),tr.copy(t.ray).recast(t.near),!1===er.containsPoint(tr.origin)){if(null===tr.intersectSphere(er,ir))return;if(tr.origin.distanceToSquared(ir)>(t.far-t.near)**2)return}Zn.copy(r).invert(),tr.copy(t.ray).applyMatrix4(Zn),null!==i.boundingBox&&!1===tr.intersectsBox(i.boundingBox)||this._computeIntersections(t,e,tr)}}_computeIntersections(t,e,i){let n;const r=this.geometry,s=this.material,a=r.index,o=r.attributes.position,l=r.attributes.uv,c=r.attributes.uv1,h=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(s))for(let r=0,o=u.length;r<o;r++){const o=u[r],A=s[o.materialIndex];for(let r=Math.max(o.start,d.start),s=Math.min(a.count,Math.min(o.start+o.count,d.start+d.count));r<s;r+=3){n=ur(this,A,t,i,l,c,h,a.getX(r),a.getX(r+1),a.getX(r+2)),n&&(n.faceIndex=Math.floor(r/3),n.face.materialIndex=o.materialIndex,e.push(n))}}else{for(let r=Math.max(0,d.start),o=Math.min(a.count,d.start+d.count);r<o;r+=3){n=ur(this,s,t,i,l,c,h,a.getX(r),a.getX(r+1),a.getX(r+2)),n&&(n.faceIndex=Math.floor(r/3),e.push(n))}}else if(void 0!==o)if(Array.isArray(s))for(let r=0,a=u.length;r<a;r++){const a=u[r],A=s[a.materialIndex];for(let r=Math.max(a.start,d.start),s=Math.min(o.count,Math.min(a.start+a.count,d.start+d.count));r<s;r+=3){n=ur(this,A,t,i,l,c,h,r,r+1,r+2),n&&(n.faceIndex=Math.floor(r/3),n.face.materialIndex=a.materialIndex,e.push(n))}}else{for(let r=Math.max(0,d.start),a=Math.min(o.count,d.start+d.count);r<a;r+=3){n=ur(this,s,t,i,l,c,h,r,r+1,r+2),n&&(n.faceIndex=Math.floor(r/3),e.push(n))}}}}function ur(t,e,i,n,r,s,a,o,l,c){t.getVertexPosition(o,nr),t.getVertexPosition(l,rr),t.getVertexPosition(c,sr);

17const h=function(t,e,i,n,r,s,a,o){let l;if(l=1===e.side?n.intersectTriangle(a,s,r,!0,o):n.intersectTriangle(r,s,a,0===e.side,o),null===l)return null;cr.copy(o),cr.applyMatrix4(t.matrixWorld);const c=i.ray.origin.distanceTo(cr);return c<i.near||c>i.far?null:{distance:c,point:cr.clone(),object:t}}(t,e,i,n,nr,rr,sr,lr);if(h){const t=new li;wn.getBarycoord(lr,nr,rr,sr,t),r&&(h.uv=wn.getInterpolatedAttribute(r,o,l,c,t,new Ue)),s&&(h.uv1=wn.getInterpolatedAttribute(s,o,l,c,t,new Ue)),a&&(h.normal=wn.getInterpolatedAttribute(a,o,l,c,t,new li),h.normal.dot(n.direction)>0&&h.normal.multiplyScalar(-1));const e={a:o,b:l,c:c,normal:new li,materialIndex:0};wn.getNormal(nr,rr,sr,e.normal),h.face=e,h.barycoord=t}return h}class dr extends $n{constructor(t=1,e=1,i=1,n=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:n,heightSegments:r,depthSegments:s};const a=this;n=Math.floor(n),r=Math.floor(r),s=Math.floor(s);const o=[],l=[],c=[],h=[];let u=0,d=0;function A(t,e,i,n,r,s,A,p,m,g,f){const v=s/m,_=A/g,y=s/2,E=A/2,x=p/2,S=m+1,C=g+1;let I=0,w=0;const M=new li;for(let s=0;s<C;s++){const a=s*_-E;for(let o=0;o<S;o++){const u=o*v-y;M[t]=u*n,M[e]=a*r,M[i]=x,l.push(M.x,M.y,M.z),M[t]=0,M[e]=0,M[i]=p>0?1:-1,c.push(M.x,M.y,M.z),h.push(o/m),h.push(1-s/g),I+=1}}for(let t=0;t<g;t++)for(let e=0;e<m;e++){const i=u+e+S*t,n=u+e+S*(t+1),r=u+(e+1)+S*(t+1),s=u+(e+1)+S*t;o.push(i,n,s),o.push(n,r,s),w+=6}a.addGroup(d,w,f),d+=w,u+=I}A("z","y","x",-1,-1,i,e,t,s,r,0),A("z","y","x",1,-1,i,e,-t,s,r,1),A("x","z","y",1,1,t,i,e,n,s,2),A("x","z","y",1,-1,t,i,-e,n,s,3),A("x","y","z",1,-1,t,e,i,n,r,4),A("x","y","z",-1,-1,t,e,-i,n,r,5),this.setIndex(o),this.setAttribute("position",new Vn(l,3)),this.setAttribute("normal",new Vn(c,3)),this.setAttribute("uv",new Vn(h,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new dr(t.width,t.height,t.depth,t.widthSegments,t.heightSegments,t.depthSegments)}}function Ar(t){const e={};for(const i in t){e[i]={};for(const n in t[i]){const r=t[i][n];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?r.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[i][n]=null):e[i][n]=r.clone():Array.isArray(r)?e[i][n]=r.slice():e[i][n]=r}}return e}function pr(t){const e={};for(let i=0;i<t.length;i++){const n=Ar(t[i]);for(const t in n)e[t]=n[t]}return e}function mr(t){const e=t.getRenderTarget();return null===e?t.outputColorSpace:!0===e.isXRRenderTarget?e.texture.colorSpace:qe.workingColorSpace}const gr={clone:Ar,merge:pr};class fr extends Un{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.forceSinglePass=!0,this.extensions={clipCullDistance:!1,multiDraw:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[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=Ar(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,e.lights=this.lights,e.clipping=this.clipping;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 vr extends dn{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Qi,this.projectionMatrix=new Qi,this.projectionMatrixInverse=new Qi,this.coordinateSystem=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.coordinateSystem=t.coordinateSystem,this}getWorldDirection(t){return super.getWorldDirection(t).negate()}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)}}const _r=new li,yr=new Ue,Er=new Ue;class xr extends vr{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*we*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*Ie*this.fov);return.5*this.getFilmHeight()/t}

17getEffectiveFOV(){return 2*we*Math.atan(Math.tan(.5*Ie*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(t,e,i){_r.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),e.set(_r.x,_r.y).multiplyScalar(-t/_r.z),_r.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),i.set(_r.x,_r.y).multiplyScalar(-t/_r.z)}getViewSize(t,e){return this.getViewBounds(t,yr,Er),e.subVectors(Er,yr)}setViewOffset(t,e,i,n,r,s){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=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*Ie*this.fov)/this.zoom,i=2*e,n=this.aspect*i,r=-.5*n;const s=this.view;if(null!==this.view&&this.view.enabled){const t=s.fullWidth,a=s.fullHeight;r+=s.offsetX*n/t,e-=s.offsetY*i/a,n*=s.width/t,i*=s.height/a}const a=this.filmOffset;0!==a&&(r+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+n,e,e-i,t,this.far,this.coordinateSystem),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 Sr=-90;class Cr extends dn{constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const n=new xr(Sr,1,t,e);n.layers=this.layers,this.add(n);const r=new xr(Sr,1,t,e);r.layers=this.layers,this.add(r);const s=new xr(Sr,1,t,e);s.layers=this.layers,this.add(s);const a=new xr(Sr,1,t,e);a.layers=this.layers,this.add(a);const o=new xr(Sr,1,t,e);o.layers=this.layers,this.add(o);const l=new xr(Sr,1,t,e);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[i,n,r,s,a,o]=e;for(const t of e)this.remove(t);if(t===ye)i.up.set(0,1,0),i.lookAt(1,0,0),n.up.set(0,1,0),n.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),s.up.set(0,0,1),s.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==Ee)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);i.up.set(0,-1,0),i.lookAt(-1,0,0),n.up.set(0,-1,0),n.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),s.up.set(0,0,-1),s.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const t of e)this.add(t),t.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:n}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,s,a,o,l,c]=this.children,h=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),A=t.xr.enabled;t.xr.enabled=!1;const p=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,t.setRenderTarget(i,0,n),t.render(e,r),t.setRenderTarget(i,1,n),t.render(e,s),t.setRenderTarget(i,2,n),t.render(e,a),t.setRenderTarget(i,3,n),t.render(e,o),t.setRenderTarget(i,4,n),t.render(e,l),i.texture.generateMipmaps=p,t.setRenderTarget(i,5,n),t.render(e,c),t.setRenderTarget(h,u,d),t.xr.enabled=A,i.texture.needsPMREMUpdate=!0}}class Ir extends ei{constructor(t,e,i,n,r,s,a,o,l,c){super(t=void 0!==t?t:[],e=void 0!==e?e:P,i,n,r,s,a,o,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class wr extends ri{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 Ir(n,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:W}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.colorSpace

17=e.colorSpace,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 dr(5,5,5),r=new fr({name:"CubemapFromEquirect",uniforms:Ar(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:1,blending:0});r.uniforms.tEquirect.value=e;const s=new hr(n,r),a=e.minFilter;e.minFilter===X&&(e.minFilter=W);return new Cr(1,10,this).update(t,s),e.minFilter=a,s.geometry.dispose(),s.material.dispose(),this}clear(t,e,i,n){const r=t.getRenderTarget();for(let r=0;r<6;r++)t.setRenderTarget(this,r),t.clear(e,i,n);t.setRenderTarget(r)}}const Mr=new li,br=new li,Tr=new Pe;class Br{constructor(t=new li(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=Mr.subVectors(i,e).cross(br.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(t).addScaledVector(this.normal,-this.distanceToPoint(t))}intersectLine(t,e){const i=t.delta(Mr),n=this.normal.dot(i);if(0===n)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const r=-(t.start.dot(this.normal)+this.constant)/n;return r<0||r>1?null:e.copy(t.start).addScaledVector(i,r)}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||Tr.getNormalMatrix(t),n=this.coplanarPoint(Mr).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-n.dot(r),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 Rr=new Ti,Dr=new li;class Lr{constructor(t=new Br,e=new Br,i=new Br,n=new Br,r=new Br,s=new Br){this.planes=[t,e,i,n,r,s]}set(t,e,i,n,r,s){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(n),a[4].copy(r),a[5].copy(s),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t,e=2e3){const i=this.planes,n=t.elements,r=n[0],s=n[1],a=n[2],o=n[3],l=n[4],c=n[5],h=n[6],u=n[7],d=n[8],A=n[9],p=n[10],m=n[11],g=n[12],f=n[13],v=n[14],_=n[15];if(i[0].setComponents(o-r,u-l,m-d,_-g).normalize(),i[1].setComponents(o+r,u+l,m+d,_+g).normalize(),i[2].setComponents(o+s,u+c,m+A,_+f).normalize(),i[3].setComponents(o-s,u-c,m-A,_-f).normalize(),i[4].setComponents(o-a,u-h,m-p,_-v).normalize(),e===ye)i[5].setComponents(o+a,u+h,m+p,_+v).normalize();else{if(e!==Ee)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);i[5].setComponents(a,h,p,v).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),Rr.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),Rr.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(Rr)}intersectsSprite(t){return Rr.center.set(0,0,0),Rr.radius=.7071067811865476,Rr.applyMatrix4(t.matrixWorld),this.intersectsSphere(Rr)}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(Dr.x=n.normal.x>0?t.max.x:t.min.x,Dr.y=n.normal.y>0?t.max.y:t.min.y,Dr.z=n.normal.z>0?t.max.z:t.min.z,n.distanceToPoint(Dr)<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 Ur(){let t=null,e=!1,i=null,n=null;

17function r(e,s){i(e,s),n=t.requestAnimationFrame(r)}return{start:function(){!0!==e&&null!==i&&(n=t.requestAnimationFrame(r),e=!0)},stop:function(){t.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(t){i=t},setContext:function(e){t=e}}}function Pr(t){const e=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),e.get(t)},remove:function(i){i.isInterleavedBufferAttribute&&(i=i.data);const n=e.get(i);n&&(t.deleteBuffer(n.buffer),e.delete(i))},update:function(i,n){if(i.isInterleavedBufferAttribute&&(i=i.data),i.isGLBufferAttribute){const t=e.get(i);return void((!t||t.version<i.version)&&e.set(i,{buffer:i.buffer,type:i.type,bytesPerElement:i.elementSize,version:i.version}))}const r=e.get(i);if(void 0===r)e.set(i,function(e,i){const n=e.array,r=e.usage,s=n.byteLength,a=t.createBuffer();let o;if(t.bindBuffer(i,a),t.bufferData(i,n,r),e.onUploadCallback(),n instanceof Float32Array)o=t.FLOAT;else if(n instanceof Uint16Array)o=e.isFloat16BufferAttribute?t.HALF_FLOAT:t.UNSIGNED_SHORT;else if(n instanceof Int16Array)o=t.SHORT;else if(n instanceof Uint32Array)o=t.UNSIGNED_INT;else if(n instanceof Int32Array)o=t.INT;else if(n instanceof Int8Array)o=t.BYTE;else if(n instanceof Uint8Array)o=t.UNSIGNED_BYTE;else{if(!(n instanceof Uint8ClampedArray))throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+n);o=t.UNSIGNED_BYTE}return{buffer:a,type:o,bytesPerElement:n.BYTES_PER_ELEMENT,version:e.version,size:s}}(i,n));else if(r.version<i.version){if(r.size!==i.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");!function(e,i,n){const r=i.array,s=i.updateRanges;if(t.bindBuffer(n,e),0===s.length)t.bufferSubData(n,0,r);else{s.sort(((t,e)=>t.start-e.start));let e=0;for(let t=1;t<s.length;t++){const i=s[e],n=s[t];n.start<=i.start+i.count+1?i.count=Math.max(i.count,n.start+n.count-i.start):(++e,s[e]=n)}s.length=e+1;for(let e=0,i=s.length;e<i;e++){const i=s[e];t.bufferSubData(n,i.start*r.BYTES_PER_ELEMENT,r,i.start,i.count)}i.clearUpdateRanges()}i.onUploadCallback()}(r.buffer,i,n),r.version=i.version}}}}class Nr extends $n{constructor(t=1,e=1,i=1,n=1){super(),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:i,heightSegments:n};const r=t/2,s=e/2,a=Math.floor(i),o=Math.floor(n),l=a+1,c=o+1,h=t/a,u=e/o,d=[],A=[],p=[],m=[];for(let t=0;t<c;t++){const e=t*u-s;for(let i=0;i<l;i++){const n=i*h-r;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),r=e+1+l*(t+1),s=e+1+l*t;d.push(i,n,s),d.push(n,r,s)}this.setIndex(d),this.setAttribute("position",new Vn(A,3)),this.setAttribute("normal",new Vn(p,3)),this.setAttribute("uv",new Vn(m,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new Nr(t.width,t.height,t.widthSegments,t.heightSegments)}}const Fr

17={alphahash_fragment:"#ifdef USE_ALPHAHASH\n\tif ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;\n#endif",alphahash_pars_fragment:"#ifdef USE_ALPHAHASH\n\tconst float ALPHA_HASH_SCALE = 0.05;\n\tfloat hash2D( vec2 value ) {\n\t\treturn fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );\n\t}\n\tfloat hash3D( vec3 value ) {\n\t\treturn hash2D( vec2( hash2D( value.xy ), value.z ) );\n\t}\n\tfloat getAlphaHashThreshold( vec3 position ) {\n\t\tfloat maxDeriv = max(\n\t\t\tlength( dFdx( position.xyz ) ),\n\t\t\tlength( dFdy( position.xyz ) )\n\t\t);\n\t\tfloat pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );\n\t\tvec2 pixScales = vec2(\n\t\t\texp2( floor( log2( pixScale ) ) ),\n\t\t\texp2( ceil( log2( pixScale ) ) )\n\t\t);\n\t\tvec2 alpha = vec2(\n\t\t\thash3D( floor( pixScales.x * position.xyz ) ),\n\t\t\thash3D( floor( pixScales.y * position.xyz ) )\n\t\t);\n\t\tfloat lerpFactor = fract( log2( pixScale ) );\n\t\tfloat x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;\n\t\tfloat a = min( lerpFactor, 1.0 - lerpFactor );\n\t\tvec3 cases = vec3(\n\t\t\tx * x / ( 2.0 * a * ( 1.0 - a ) ),\n\t\t\t( x - 0.5 * a ) / ( 1.0 - a ),\n\t\t\t1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )\n\t\t);\n\t\tfloat threshold = ( x < ( 1.0 - a ) )\n\t\t\t? ( ( x < a ) ? cases.x : cases.y )\n\t\t\t: cases.z;\n\t\treturn clamp( threshold , 1.0e-6, 1.0 );\n\t}\n#endif",alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n\t#ifdef ALPHA_TO_COVERAGE\n\tdiffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );\n\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\tif ( diffuseColor.a < alphaTest ) discard;\n\t#endif\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_CLEARCOAT ) \n\t\tclearcoatSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_SHEEN ) \n\t\tsheenSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometryNormal, geometryViewDir ) );\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",batching_pars_vertex:"#ifdef USE_BATCHING\n\t#if ! defined( GL_ANGLE_multi_draw )\n\t#define gl_DrawID _gl_DrawID\n\tuniform int _gl_DrawID;\n\t#endif\n\tuniform highp sampler2D batchingTexture;\n\tuniform highp usampler2D batchingIdTexture;\n\tmat4 getBatchingMatrix( const in float i ) {\n\t\tint size = textureSize( batchingTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n\tfloat getIndirectIndex( const in int i ) {\n\t\tint size = textureSize( batchingIdTexture, 0 ).x;\n\t\tint x = i % size;\n\t\tint y = i / size;\n\t\treturn float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );\n\t}\n#endif\n#ifdef USE_BATCHING_COLOR\n\tuniform sampler2D batchingColorTexture;\n\tvec3 getBatchingColor( const in float i ) {\n\t\tint size = textureSize( batchingColorTexture, 0 ).x;\n\t\tint j = int( i );\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\treturn texelFetch( batchingColorTexture, ivec2( x, y ), 0 ).rgb;\n\t}\n#endif",batching_vertex:"#ifdef USE_BATCHING\n\tmat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );\n#endif",begin_vertex:"vec3 transformed = vec3( position );\n#ifdef USE_ALPHAHASH\n\tvPosition = vec3( position );\n#endif",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"float 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} // validated",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\treturn vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\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( vBumpMapUv );\n\t\tvec2 dSTdy = dFdy( vBumpMapUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + 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 = normalize( dFdx( surf_pos.xyz ) );\n\t\tvec3 vSigmaY = normalize( 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#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\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 ) || defined( USE_BATCHING_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 ) || defined( USE_BATCHING_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\n#ifdef USE_BATCHING_COLOR\n\tvec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n\tvColor.xyz *= batchingColor.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};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\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}\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}\nvec3 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} // validated",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_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\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_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 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, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t

17;\n}\nvec4 sRGBTransferOETF( 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, envMapRotation * 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\tuniform mat3 envMapRotation;\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:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * 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#ifdef 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, envMapRotation * 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\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\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} 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_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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, 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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, 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;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\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\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\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, 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 vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\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}\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 vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, 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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, 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( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\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 USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\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;\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, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).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_DISPERSION\n\tmaterial.dispersion = dispersion;\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, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).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_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\tfloat dispersion;\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\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\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}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\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 = F_Schlick( f0, f90, dotVH );\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\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.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\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 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}\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\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 );\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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, 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 vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, 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:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\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, geometryPosition, 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.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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, geometryPosition, 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.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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, 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.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, 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\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\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 ], geometryNormal );\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, vLightMapUv );\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( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\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\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\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\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_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\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, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\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\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\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 *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).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( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );

17\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 USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.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 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\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",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\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.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in 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( const in 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 depth, const in float near, const in float far ) {\n\treturn depth * ( 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 depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - 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_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\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, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform 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 shadowIntensity;\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 shadowIntensity;\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 shadowIntensity;\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 shadowIntensity, 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;\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 mix( 1.0, shadow, shadowIntensity );\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 shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\t\n\t\tfloat lightToPositionLength = length( lightToPosition );\n\t\tif ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t\t) * ( 1.0 / 9.0 );\n\t\t\t#else\n\t\t\t\tshadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying 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 shadowIntensity;\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 shadowIntensity;\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 shadowIntensity;\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.shadowIntensity, 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.shadowIntensity, 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.shadowIntensity, 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\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\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, vSpecularMapUv );\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;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( 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}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);

17\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\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, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.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\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\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 lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\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 dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t\n\t\t#else\n\t\t\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;

17\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\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 <colorspace_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;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * 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 <colorspace_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 <colorspace_fragment>\n}",depth_vert:"#include <common>\n#include <batching_pars_vertex>\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 <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_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 <alphahash_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\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 <alphahash_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#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <batching_pars_vertex>\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 <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_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 <alphahash_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_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 <colorspace_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <uv_pars_vertex>\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 <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_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 <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",meshbasic_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <uv_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 <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_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\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\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 <alphahash_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, vLightMapUv );\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 <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_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 <batching_pars_vertex>\n#include <uv_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 <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_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\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\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 <alphahash_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 <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_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 <batching_pars_vertex>\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 <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_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 <alphahash_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\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\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 <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#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 <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_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( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\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 <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_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( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\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\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\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 ), diffuseColor.a );\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 <batching_pars_vertex>\n#include <uv_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 <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_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\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\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 <alphahash_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 <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_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 <batching_pars_vertex>\n#include <uv_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 <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_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 USE_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 USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\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_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\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\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\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 <alphahash_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 + sheenSpecularDirect + sheenSpecularIndirect;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_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 <batching_pars_vertex>\n#include <uv_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 <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_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 <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_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\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\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 <alphahash_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 <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_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>\n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include <color_vertex>\n\t#include <morphinstance_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 <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",shadow_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <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 <logdepthbuf_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_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[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\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 <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}"},

17Qr={common:{diffuse:{value:new Rn(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Pe},alphaMap:{value:null},alphaMapTransform:{value:new Pe},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Pe}},envmap:{envMap:{value:null},envMapRotation:{value:new Pe},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Pe}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Pe}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Pe},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Pe},normalScale:{value:new Ue(1,1)}}

17,displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Pe},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Pe}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new Pe}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new Pe}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new 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Rn(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new Pe},alphaTest:{value:0},uvTransform:{value:new Pe}},sprite:{diffuse:{value:new Rn(16777215)},opacity:{value:1},center:{value:new Ue(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new Pe},alphaMap:{value:null},alphaMapTransform:{value:new Pe},alphaTest:{value:0}}},Or={basic:{uniforms:pr([Qr.common,Qr.specularmap,Qr.envmap,Qr.aomap,Qr.lightmap,Qr.fog]),vertexShader:Fr.meshbasic_vert,fragmentShader:Fr.meshbasic_frag},lambert:{uniforms:pr([Qr.common,Qr.specularmap,Qr.envmap,Qr.aomap,Qr.lightmap,Qr.emissivemap,Qr.bumpmap,Qr.normalmap,Qr.displacementmap,Qr.fog,Qr.lights,{emissive:{value:new Rn(0)}}]),vertexShader:Fr.meshlambert_vert,fragmentShader:Fr.meshlambert_frag},phong:{uniforms:pr([Qr.common,Qr.specularmap,Qr.envmap,Qr.aomap,Qr.lightmap,Qr.emissivemap,Qr.bumpmap,Qr.normalmap,Qr.displacementmap,Qr.fog,Qr.lights,{emissive:{value:new 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m(e,i){e.getRGB(kr,mr(t)),n.buffers.color.setClear(kr.r,kr.g,kr.b,i,a)}return{getClearColor:function(){return o},setClearColor:function(t,e=1){o.set(t),h=e,m(o,h)},getClearAlpha:function(){return h},setClearAlpha:function(t){h=t,m(o,h)},render:function(e){let i=!1;const r=p(e);null===r?m(o,h):r&&r.isColor&&(m(r,1),i=!0);const s=t.xr.getEnvironmentBlendMode();"additive"===s?n.buffers.color.setClear(0,0,0,1,a):"alpha-blend"===s&&n.buffers.color.setClear(0,0,0,0,a),(t.autoClear||i)&&(n.buffers.depth.setTest(!0),n.buffers.depth.setMask(!0),n.buffers.color.setMask(!0),t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil))},addToRenderList:function(e,i){const n=p(i);n&&(n.isCubeTexture||n.mapping===Q)?(void 0===c&&(c=new hr(new dr(1,1,1),new 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this.uniforms.envMap.value}}),r.update(c)),Gr.copy(i.backgroundRotation),Gr.x*=-1,Gr.y*=-1,Gr.z*=-1,n.isCubeTexture&&!1===n.isRenderTargetTexture&&(Gr.y*=-1,Gr.z*=-1),c.material.uniforms.envMap.value=n,c.material.uniforms.flipEnvMap.value=n.isCubeTexture&&!1===n.isRenderTargetTexture?-1:1,c.material.uniforms.backgroundBlurriness.value=i.backgroundBlurriness,c.material.uniforms.backgroundIntensity.value=i.backgroundIntensity,c.material.uniforms.backgroundRotation.value.setFromMatrix4(Hr.makeRotationFromEuler(Gr)),c.material.toneMapped=qe.getTransfer(n.colorSpace)!==ae,u===n&&d===n.version&&A===t.toneMapping||(c.material.needsUpdate=!0,u=n,d=n.version,A=t.toneMapping),c.layers.enableAll(),e.unshift(c,c.geometry,c.material,0,0,null)):n&&n.isTexture&&(void 0===l&&(l=new hr(new Nr(2,2),new fr({name:"BackgroundMaterial",uniforms:Ar(Or.background.uniforms),vertexShader:Or.background.vertexShader,fragmentShader:Or.background.fragmentShader,side:0,depthTest:!1,depthWrite:!1,fog:!1})),l.geometry.deleteAttribute("normal"),Object.defineProperty(l.material,"map",{get:function(){return this.uniforms.t2D.value}}),r.update(l)),l.material.uniforms.t2D.value=n,l.material.uniforms.backgroundIntensity.value=i.backgroundIntensity,l.material.toneMapped=qe.getTransfer(n.colorSpace)!==ae,!0===n.matrixAutoUpdate&&n.updateMatrix(),l.material.uniforms.uvTransform.value.copy(n.matrix),u===n&&d===n.version&&A===t.toneMapping||(l.material.needsUpdate=!0,u=n,d=n.version,A=t.toneMapping),l.layers.enableAll(),e.unshift(l,l.geometry,l.material,0,0,null))}}}function Vr(t,e){const i=t.getParameter(t.MAX_VERTEX_ATTRIBS),n={},r=c(null);let s=r,a=!1;function o(e){return t.bindVertexArray(e)}function l(e){return t.deleteVertexArray(e)}function c(t){const e=[],n=[],r=[];for(let t=0;t<i;t++)e[t]=0,n[t]=0,r[t]=0;return{geometry:null,program:null,wireframe:!1,newAttributes:e,enabledAttributes:n,attributeDivisors:r,object:t,attributes:{},index:null}}function h(){const t=s.newAttributes;for(let e=0,i=t.length;e<i;e++)t[e]=0}function u(t){d(t,0)}function d(e,i){const n=s.newAttributes,r=s.enabledAttributes,a=s.attributeDivisors;n[e]=1,0===r[e]&&(t.enableVertexAttribArray(e),r[e]=1),a[e]!==i&&(t.vertexAttribDivisor(e,i),a[e]=i)}function A(){const e=s.newAttributes,i=s.enabledAttributes;for(let n=0,r=i.length;n<r;n++)i[n]!==e[n]&&(t.disableVertexAttribArray(n),i[n]=0)}function p(e,i,n,r,s,a,o){!0===o?t.vertexAttribIPointer(e,i,n,s,a):t.vertexAttribPointer(e,i,n,r,s,a)}function m(){g(),a=!0,s!==r&&(s=r,o(s.object))}function g(){r.geometry=null,r.program=null,r.wireframe=!1}return{setup:function(i,r,l,m,g){let f=!1;const v=function(e,i,r){const s=!0===r.wireframe;let a=n[e.id];void 0===a&&(a={},n[e.id]=a);let o=a[i.id];void 0===o&&(o={},a[i.id]=o);let l=o[s];void 0===l&&(l=c(t.createVertexArray()),o[s]=l);return l}(m,l,r);s!==v&&(s=v,o(s.object)),f=function(t,e,i,n){const r=s.attributes,a=e.attributes;let o=0;const l=i.getAttributes();for(const e in l){if(l[e].location>=0){const i=r[e];let n=a[e];if(void 0===n&&("instanceMatrix"===e&&t.instanceMatrix&&(n=t.instanceMatrix),"instanceColor"===e&&t.instanceColor&&(n=t.instanceColor)),void 0===i)return!0;if(i.attribute!==n)return!0;if(n&&i.data!==n.data)return!0;o++}}return s.attributesNum!==o||s.index!==n}

17(i,m,l,g),f&&function(t,e,i,n){const r={},a=e.attributes;let o=0;const l=i.getAttributes();for(const e in l){if(l[e].location>=0){let i=a[e];void 0===i&&("instanceMatrix"===e&&t.instanceMatrix&&(i=t.instanceMatrix),"instanceColor"===e&&t.instanceColor&&(i=t.instanceColor));const n={};n.attribute=i,i&&i.data&&(n.data=i.data),r[e]=n,o++}}s.attributes=r,s.attributesNum=o,s.index=n}(i,m,l,g),null!==g&&e.update(g,t.ELEMENT_ARRAY_BUFFER),(f||a)&&(a=!1,function(i,n,r,s){h();const a=s.attributes,o=r.getAttributes(),l=n.defaultAttributeValues;for(const n in o){const r=o[n];if(r.location>=0){let o=a[n];if(void 0===o&&("instanceMatrix"===n&&i.instanceMatrix&&(o=i.instanceMatrix),"instanceColor"===n&&i.instanceColor&&(o=i.instanceColor)),void 0!==o){const n=o.normalized,a=o.itemSize,l=e.get(o);if(void 0===l)continue;const c=l.buffer,h=l.type,A=l.bytesPerElement,m=h===t.INT||h===t.UNSIGNED_INT||o.gpuType===$;if(o.isInterleavedBufferAttribute){const e=o.data,l=e.stride,g=o.offset;if(e.isInstancedInterleavedBuffer){for(let t=0;t<r.locationSize;t++)d(r.location+t,e.meshPerAttribute);!0!==i.isInstancedMesh&&void 0===s._maxInstanceCount&&(s._maxInstanceCount=e.meshPerAttribute*e.count)}else for(let t=0;t<r.locationSize;t++)u(r.location+t);t.bindBuffer(t.ARRAY_BUFFER,c);for(let t=0;t<r.locationSize;t++)p(r.location+t,a/r.locationSize,h,n,l*A,(g+a/r.locationSize*t)*A,m)}else{if(o.isInstancedBufferAttribute){for(let t=0;t<r.locationSize;t++)d(r.location+t,o.meshPerAttribute);!0!==i.isInstancedMesh&&void 0===s._maxInstanceCount&&(s._maxInstanceCount=o.meshPerAttribute*o.count)}else for(let t=0;t<r.locationSize;t++)u(r.location+t);t.bindBuffer(t.ARRAY_BUFFER,c);for(let t=0;t<r.locationSize;t++)p(r.location+t,a/r.locationSize,h,n,a*A,a/r.locationSize*t*A,m)}}else if(void 0!==l){const e=l[n];if(void 0!==e)switch(e.length){case 2:t.vertexAttrib2fv(r.location,e);break;case 3:t.vertexAttrib3fv(r.location,e);break;case 4:t.vertexAttrib4fv(r.location,e);break;default:t.vertexAttrib1fv(r.location,e)}}}}A()}(i,r,l,m),null!==g&&t.bindBuffer(t.ELEMENT_ARRAY_BUFFER,e.get(g).buffer))},reset:m,resetDefaultState:g,dispose:function(){m();for(const t in n){const e=n[t];for(const t in e){const i=e[t];for(const t in i)l(i[t].object),delete i[t];delete e[t]}delete n[t]}},releaseStatesOfGeometry:function(t){if(void 0===n[t.id])return;const e=n[t.id];for(const t in e){const i=e[t];for(const t in i)l(i[t].object),delete i[t];delete e[t]}delete n[t.id]},releaseStatesOfProgram:function(t){for(const e in n){const i=n[e];if(void 0===i[t.id])continue;const r=i[t.id];for(const t in r)l(r[t].object),delete r[t];delete i[t.id]}},initAttributes:h,enableAttribute:u,disableUnusedAttributes:A}}function Wr(t,e,i){let n;function r(e,r,s){0!==s&&(t.drawArraysInstanced(n,e,r,s),i.update(r,n,s))}this.setMode=function(t){n=t},this.render=function(e,r){t.drawArrays(n,e,r),i.update(r,n,1)},this.renderInstances=r,this.renderMultiDraw=function(t,r,s){if(0===s)return;e.get("WEBGL_multi_draw").multiDrawArraysWEBGL(n,t,0,r,0,s);let a=0;for(let t=0;t<s;t++)a+=r[t];i.update(a,n,1)},this.renderMultiDrawInstances=function(t,s,a,o){if(0===a)return;const l=e.get("WEBGL_multi_draw");if(null===l)for(let e=0;e<t.length;e++)r(t[e],s[e],o[e]);

17else{l.multiDrawArraysInstancedWEBGL(n,t,0,s,0,o,0,a);let e=0;for(let t=0;t<a;t++)e+=s[t];for(let t=0;t<o.length;t++)i.update(e,n,o[t])}}}function qr(t,e,i,n){let r;function s(e){if("highp"===e){if(t.getShaderPrecisionFormat(t.VERTEX_SHADER,t.HIGH_FLOAT).precision>0&&t.getShaderPrecisionFormat(t.FRAGMENT_SHADER,t.HIGH_FLOAT).precision>0)return"highp";e="mediump"}return"mediump"===e&&t.getShaderPrecisionFormat(t.VERTEX_SHADER,t.MEDIUM_FLOAT).precision>0&&t.getShaderPrecisionFormat(t.FRAGMENT_SHADER,t.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}let a=void 0!==i.precision?i.precision:"highp";const o=s(a);o!==a&&(console.warn("THREE.WebGLRenderer:",a,"not supported, using",o,"instead."),a=o);const l=!0===i.logarithmicDepthBuffer,c=!0===i.reverseDepthBuffer&&e.has("EXT_clip_control");if(!0===c){const t=e.get("EXT_clip_control");t.clipControlEXT(t.LOWER_LEFT_EXT,t.ZERO_TO_ONE_EXT)}const h=t.getParameter(t.MAX_TEXTURE_IMAGE_UNITS),u=t.getParameter(t.MAX_VERTEX_TEXTURE_IMAGE_UNITS);return{isWebGL2:!0,getMaxAnisotropy:function(){if(void 0!==r)return r;if(!0===e.has("EXT_texture_filter_anisotropic")){const i=e.get("EXT_texture_filter_anisotropic");r=t.getParameter(i.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else r=0;return r},getMaxPrecision:s,textureFormatReadable:function(e){return e===at||n.convert(e)===t.getParameter(t.IMPLEMENTATION_COLOR_READ_FORMAT)},textureTypeReadable:function(i){const r=i===et&&(e.has("EXT_color_buffer_half_float")||e.has("EXT_color_buffer_float"));return!(i!==j&&n.convert(i)!==t.getParameter(t.IMPLEMENTATION_COLOR_READ_TYPE)&&i!==tt&&!r)},precision:a,logarithmicDepthBuffer:l,reverseDepthBuffer:c,maxTextures:h,maxVertexTextures:u,maxTextureSize:t.getParameter(t.MAX_TEXTURE_SIZE),maxCubemapSize:t.getParameter(t.MAX_CUBE_MAP_TEXTURE_SIZE),maxAttributes:t.getParameter(t.MAX_VERTEX_ATTRIBS),maxVertexUniforms:t.getParameter(t.MAX_VERTEX_UNIFORM_VECTORS),maxVaryings:t.getParameter(t.MAX_VARYING_VECTORS),maxFragmentUniforms:t.getParameter(t.MAX_FRAGMENT_UNIFORM_VECTORS),vertexTextures:u>0,maxSamples:t.getParameter(t.MAX_SAMPLES)}}function Xr(t){const e=this;let i=null,n=0,r=!1,s=!1;const a=new Br,o=new Pe,l={value:null,needsUpdate:!1};function c(t,i,n,r){const s=null!==t?t.length:0;let c=null;if(0!==s){if(c=l.value,!0!==r||null===c){const e=n+4*s,r=i.matrixWorldInverse;o.getNormalMatrix(r),(null===c||c.length<e)&&(c=new Float32Array(e));for(let e=0,i=n;e!==s;++e,i+=4)a.copy(t[e]).applyMatrix4(r,o),a.normal.toArray(c,i),c[i+3]=a.constant}l.value=c,l.needsUpdate=!0}return e.numPlanes=s,e.numIntersection=0,c}this.uniform=l,this.numPlanes=0,this.numIntersection=0,this.init=function(t,e){const i=0!==t.length||e||0!==n||r;return r=e,n=t.length,i},this.beginShadows=function(){s=!0,c(null)},this.endShadows=function(){s=!1},this.setGlobalState=function(t,e){i=c(t,e,0)},this.setState=function(a,o,h){const u=a.clippingPlanes,d=a.clipIntersection,A=a.clipShadows,p=t.get(a);if(!r||null===u||0===u.length||s&&!A)s?c(null):function(){l.value!==i&&(l.value=i,l.needsUpdate=n>0);e.numPlanes=n,e.numIntersection=0}();else{const t=s?0:n,e=4*t;let r=p.clippingState||null;l.value=r,r=c(u,o,e,h);for(let t=0;t!==e;++t)r[t]=i[t];p.clippingState=r,this.numIntersection=d?this.numPlanes:0,this.numPlanes+=t}}}function jr(t){let e=new WeakMap;function i(t,e){return e===F?t.mapping=P:304===e&&(t.mapping=N),t}function n(t){const i=t.target;i.removeEventListener("dispose",n);const r=e.get(i);void 0!==r&&(e.delete(i),r.dispose())}return{get:function(r){if(r&&r.isTexture){const s=r.mapping;if(s===F||304===s){if(e.has(r)){return i(e.get(r).texture,r.mapping)}{const s=r.image;if(s&&s.height>0){const a=new wr(s.height);return a.fromEquirectangularTexture(t,r),e.set(r,a),r.addEventListener("dispose",n),i(a.texture,r.mapping)}return null}}}return r},dispose:function(){e=new WeakMap}}}class Yr extends vr{constructor(t=-1,e=1,i=1,n=-1,r=.1,s=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=i,this.bottom=n,this.near=r,this.far=s,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,r,s){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=r,this.view.height=s,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 r=i-t,s=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;r+=t*this.view.offsetX,s=r+t*this.view.width,a-=e*this.view.offsetY,o=a-e*this.view.height}this.projectionMatrix.makeOrthographic(r,s,a,o,this.near,this.far,this.coordinateSystem),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 Kr=[.125,.215,.35,.446,.526,.582],Jr=20,$r=new Yr,Zr=new Rn;let ts=null,es=0,is=0,ns=!1;const rs=(1+Math.sqrt(5))/2,ss=1/rs,as=[new li(-rs,ss,0),new li(rs,ss,0),new li(-ss,0,rs),new li(ss,0,rs),new li(0,rs,-ss),new li(0,rs,ss),new li(-1,1,-1),new li(1,1,-1),new li(-1,1,1),new li(1,1,1)];class os{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){ts=this._renderer.getRenderTarget(),es=this._renderer.getActiveCubeFace(),is=this._renderer.getActiveMipmapLevel(),ns=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(256);const r=this._allocateTargets();return r.depthBuffer=!0,this._sceneToCubeUV(t,i,n,r),e>0&&this._blur(r,0,0,e),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(t,e=null){return this._fromTexture(t,e)}fromCubemap(t,e=null){return this._fromTexture(t,e)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=us(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=hs(),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(ts,es,is),this._renderer.xr.enabled=ns,t.scissorTest=!1,cs(t,0,0,t.width,t.height)}_fromTexture(t,e){t.mapping===P||t.mapping===N?this._setSize(0===t.image.length?16:t.image[0].width||t.image[0].image.width):this._setSize(t.image.width/4),ts=this._renderer.getRenderTarget(),es=this._renderer.getActiveCubeFace(),is=this._renderer.getActiveMipmapLevel(),ns=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;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:W,minFilter:W,generateMipmaps:!1,type:et,format:at,colorSpace:ie,depthBuffer:!1},n=ls(t,e,i);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==t||this._pingPongRenderTarget.height!==e){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=ls(t,e,i);const{_lodMax:n}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=function(t){const e=[],i=[],n=[];let r=t;const s=t-4+1+Kr.length;for(let a=0;a<s;a++){const s=Math.pow(2,r);i.push(s);let o=1/s;a>t-4?o=Kr[a-t+4-1]:0===a&&(o=0),n.push(o);const l=1/(s-2),c=-l,h=1+l,u=[c,c,h,c,h,h,c,c,h,h,c,h],d=6,A=6,p=3,m=2,g=1,f=new Float32Array(p*A*d),v=new Float32Array(m*A*d),_=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 r=[t,t,t,t,t,t];_.set(r,g*A*t)}const y=new $n;y.setAttribute("position",new Gn(f,p)),y.setAttribute("uv",new Gn(v,m)),y.setAttribute("faceIndex",new Gn(_,g)),e.push(y),r>4&&r--}return{lodPlanes:e,sizeLods:i,sigmas:n}}(n)),this._blurMaterial=function(t,e,i){const n=new Float32Array(Jr),r=new li(0,1,0),s=new fr({name:"SphericalGaussianBlur",defines:{n:Jr,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/i,CUBEUV_MAX_MIP:`${t}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:ds(),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 s}(n,t,e)}return n}_compileMaterial(t){const e=new hr(this._lodPlanes[0],t);this._renderer.compile(e,$r)}_sceneToCubeUV(t,e,i,n){const r=new xr(90,1,e,i),s=[1,-1,1,1,1,1],a=[1,1,1,-1,-1,-1],o=this._renderer,l=o.autoClear,c=o.toneMapping;o.getClearColor(Zr),o.toneMapping=0,o.autoClear=!1;

17const h=new Pn({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1}),u=new hr(new dr,h);let d=!1;const A=t.background;A?A.isColor&&(h.color.copy(A),t.background=null,d=!0):(h.color.copy(Zr),d=!0);for(let e=0;e<6;e++){const i=e%3;0===i?(r.up.set(0,s[e],0),r.lookAt(a[e],0,0)):1===i?(r.up.set(0,0,s[e]),r.lookAt(0,a[e],0)):(r.up.set(0,s[e],0),r.lookAt(0,0,a[e]));const l=this._cubeSize;cs(n,i*l,e>2?l:0,l,l),o.setRenderTarget(n),d&&o.render(u,r),o.render(t,r)}u.geometry.dispose(),u.material.dispose(),o.toneMapping=c,o.autoClear=l,t.background=A}_textureToCubeUV(t,e){const i=this._renderer,n=t.mapping===P||t.mapping===N;n?(null===this._cubemapMaterial&&(this._cubemapMaterial=us()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===t.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=hs());const r=n?this._cubemapMaterial:this._equirectMaterial,s=new hr(this._lodPlanes[0],r);r.uniforms.envMap.value=t;const a=this._cubeSize;cs(e,0,0,3*a,2*a),i.setRenderTarget(e),i.render(s,$r)}_applyPMREM(t){const e=this._renderer,i=e.autoClear;e.autoClear=!1;const n=this._lodPlanes.length;for(let e=1;e<n;e++){const i=Math.sqrt(this._sigmas[e]*this._sigmas[e]-this._sigmas[e-1]*this._sigmas[e-1]),r=as[(n-e-1)%as.length];this._blur(t,e-1,e,i,r)}e.autoClear=i}_blur(t,e,i,n,r){const s=this._pingPongRenderTarget;this._halfBlur(t,s,e,i,n,"latitudinal",r),this._halfBlur(s,t,i,i,n,"longitudinal",r)}_halfBlur(t,e,i,n,r,s,a){const o=this._renderer,l=this._blurMaterial;"latitudinal"!==s&&"longitudinal"!==s&&console.error("blur direction must be either latitudinal or longitudinal!");const c=new hr(this._lodPlanes[n],l),h=l.uniforms,u=this._sizeLods[i]-1,d=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,A=r/d,p=isFinite(r)?1+Math.floor(3*A):Jr;p>Jr&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${p} samples when the maximum is set to 20`);const m=[];let g=0;for(let t=0;t<Jr;++t){const e=t/A,i=Math.exp(-e*e/2);m.push(i),0===t?g+=i:t<p&&(g+=2*i)}for(let t=0;t<m.length;t++)m[t]=m[t]/g;h.envMap.value=t.texture,h.samples.value=p,h.weights.value=m,h.latitudinal.value="latitudinal"===s,a&&(h.poleAxis.value=a);const{_lodMax:f}=this;h.dTheta.value=d,h.mipInt.value=f-i;const v=this._sizeLods[n];cs(e,3*v*(n>f-4?n-f+4:0),4*(this._cubeSize-v),3*v,2*v),o.setRenderTarget(e),o.render(c,$r)}}function ls(t,e,i){const n=new ri(t,e,i);return n.texture.mapping=Q,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function cs(t,e,i,n,r){t.viewport.set(e,i,n,r),t.scissor.set(e,i,n,r)}function hs(){return new fr({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:ds(),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 us(){return new fr({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:ds(),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 ds(){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 As(t){let e=new WeakMap,i=null;function n(t){const i=t.target;i.removeEventListener("dispose",n);const r=e.get(i);void 0!==r&&(e.delete(i),r.dispose())}return{get:function(r){if(r&&r.isTexture){const s=r.mapping,a=s===F||304===s,o=s===P||s===N;

17if(a||o){let s=e.get(r);const l=void 0!==s?s.texture.pmremVersion:0;if(r.isRenderTargetTexture&&r.pmremVersion!==l)return null===i&&(i=new os(t)),s=a?i.fromEquirectangular(r,s):i.fromCubemap(r,s),s.texture.pmremVersion=r.pmremVersion,e.set(r,s),s.texture;if(void 0!==s)return s.texture;{const l=r.image;return a&&l&&l.height>0||o&&l&&function(t){let e=0;const i=6;for(let n=0;n<i;n++)void 0!==t[n]&&e++;return e===i}(l)?(null===i&&(i=new os(t)),s=a?i.fromEquirectangular(r):i.fromCubemap(r),s.texture.pmremVersion=r.pmremVersion,e.set(r,s),r.addEventListener("dispose",n),s.texture):null}}}return r},dispose:function(){e=new WeakMap,null!==i&&(i.dispose(),i=null)}}}function ps(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(){i("EXT_color_buffer_float"),i("WEBGL_clip_cull_distance"),i("OES_texture_float_linear"),i("EXT_color_buffer_half_float"),i("WEBGL_multisampled_render_to_texture"),i("WEBGL_render_shared_exponent")},get:function(t){const e=i(t);return null===e&&Ge("THREE.WebGLRenderer: "+t+" extension not supported."),e}}}function ms(t,e,i,n){const r={},s=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]);for(const t in o.morphAttributes){const i=o.morphAttributes[t];for(let t=0,n=i.length;t<n;t++)e.remove(i[t])}o.removeEventListener("dispose",a),delete r[o.id];const l=s.get(o);l&&(e.remove(l),s.delete(o)),n.releaseStatesOfGeometry(o),!0===o.isInstancedBufferGeometry&&delete o._maxInstanceCount,i.memory.geometries--}function o(t){const i=[],n=t.index,r=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],r=t[e+1],s=t[e+2];i.push(n,r,r,s,s,n)}}else{if(void 0===r)return;{const t=r.array;a=r.version;for(let e=0,n=t.length/3-1;e<n;e+=3){const t=e+0,n=e+1,r=e+2;i.push(t,n,n,r,r,t)}}}const o=new(Fe(i)?zn:Hn)(i,1);o.version=a;const l=s.get(t);l&&e.remove(l),s.set(t,o)}return{get:function(t,e){return!0===r[e.id]||(e.addEventListener("dispose",a),r[e.id]=!0,i.memory.geometries++),e},update:function(i){const n=i.attributes;for(const i in n)e.update(n[i],t.ARRAY_BUFFER);const r=i.morphAttributes;for(const i in r){const n=r[i];for(let i=0,r=n.length;i<r;i++)e.update(n[i],t.ARRAY_BUFFER)}},getWireframeAttribute:function(t){const e=s.get(t);if(e){const i=t.index;null!==i&&e.version<i.version&&o(t)}else o(t);return s.get(t)}}}function gs(t,e,i){let n,r,s;function a(e,a,o){0!==o&&(t.drawElementsInstanced(n,a,r,e*s,o),i.update(a,n,o))}this.setMode=function(t){n=t},this.setIndex=function(t){r=t.type,s=t.bytesPerElement},this.render=function(e,a){t.drawElements(n,a,r,e*s),i.update(a,n,1)},this.renderInstances=a,this.renderMultiDraw=function(t,s,a){if(0===a)return;e.get("WEBGL_multi_draw").multiDrawElementsWEBGL(n,s,0,r,t,0,a);let o=0;for(let t=0;t<a;t++)o+=s[t];i.update(o,n,1)},this.renderMultiDrawInstances=function(t,o,l,c){if(0===l)return;const h=e.get("WEBGL_multi_draw");if(null===h)for(let e=0;e<t.length;e++)a(t[e]/s,o[e],c[e]);else{h.multiDrawElementsInstancedWEBGL(n,o,0,r,t,0,c,0,l);let e=0;for(let t=0;t<l;t++)e+=o[t];for(let t=0;t<c.length;t++)i.update(e,n,c[t])}}}function fs(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.calls=0,e.triangles=0,e.points=0,e.lines=0},update:function(i,n,r){switch(e.calls++,n){case t.TRIANGLES:e.triangles+=r*(i/3);break;case t.LINES:e.lines+=r*(i/2);break;case t.LINE_STRIP:e.lines+=r*(i-1);break;case t.LINE_LOOP:e.lines+=r*i;break;case t.POINTS:e.points+=r*i;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",n)}}}}function vs(t,e,i){const n=new WeakMap,r=new ii;return{update:function(s,a,o){const l=s.morphTargetInfluences,c=a.morphAttributes.position||a.morphAttributes.normal||a.morphAttributes.color,h=void 0!==c?c.length:0;let u=n.get(a);if(void 0===u||u.count!==h){void 0!==u&&u.texture.dispose();const d=void 0!==a.morphAttributes.position,A=void 0!==a.morphAttributes.normal,p=void 0!==a.morphAttributes.color,m=a.morphAttributes.position||[],g=a.morphAttributes.normal||[],f=a.morphAttributes.color||[];let v=0;!0===d&&(v=1),!0===A&&(v=2),!0===p&&(v=3);let _=a.attributes.position.count*v,y=1;_>e.maxTextureSize&&(y=Math.ceil(_/e.maxTextureSize),_=e.maxTextureSize);const E=new Float32Array(_*y*4*h),x=new si(E,_,y,h);x.type=tt,x.needsUpdate=!0;const 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WeakMap;function s(t){const e=t.target;e.removeEventListener("dispose",s),i.remove(e.instanceMatrix),null!==e.instanceColor&&i.remove(e.instanceColor)}return{update:function(a){const o=n.render.frame,l=a.geometry,c=e.get(a,l);if(r.get(c)!==o&&(e.update(c),r.set(c,o)),a.isInstancedMesh&&(!1===a.hasEventListener("dispose",s)&&a.addEventListener("dispose",s),r.get(a)!==o&&(i.update(a.instanceMatrix,t.ARRAY_BUFFER),null!==a.instanceColor&&i.update(a.instanceColor,t.ARRAY_BUFFER),r.set(a,o))),a.isSkinnedMesh){const t=a.skeleton;r.get(t)!==o&&(t.update(),r.set(t,o))}return c},dispose:function(){r=new WeakMap}}}class ys extends ei{constructor(t,e,i,n,r,s,a,o,l,c=1026){if(c!==ot&&c!==lt)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===i&&c===ot&&(i=Z),void 0===i&&c===lt&&(i=rt),super(null,n,r,s,a,o,c,i,l),this.isDepthTexture=!0,this.image={width:t,height:e},this.magFilter=void 0!==a?a:H,this.minFilter=void 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17derError)t.debug.onShaderError(r,m,E,x);else{const t=ba(r,E,"vertex"),n=ba(r,x,"fragment");console.error("THREE.WebGLProgram: Shader Error "+r.getError()+" - VALIDATE_STATUS "+r.getProgramParameter(m,r.VALIDATE_STATUS)+"\n\nMaterial Name: "+e.name+"\nMaterial Type: "+e.type+"\n\nProgram Info Log: "+i+"\n"+t+"\n"+n)}else""!==i?console.warn("THREE.WebGLProgram: Program Info Log:",i):""!==n&&""!==s||(o=!1);o&&(e.diagnostics={runnable:a,programLog:i,vertexShader:{log:n,prefix:g},fragmentShader:{log:s,prefix:f}})}r.deleteShader(E),r.deleteShader(x),C=new Ia(r,m),I=function(t,e){const i={},n=t.getProgramParameter(e,t.ACTIVE_ATTRIBUTES);for(let r=0;r<n;r++){const n=t.getActiveAttrib(e,r),s=n.name;let a=1;n.type===t.FLOAT_MAT2&&(a=2),n.type===t.FLOAT_MAT3&&(a=3),n.type===t.FLOAT_MAT4&&(a=4),i[s]={type:n.type,location:t.getAttribLocation(e,s),locationSize:a}}return i}(r,m)}let C,I;r.attachShader(m,E),r.attachShader(m,x),void 0!==i.index0AttributeName?r.bindAttribLocation(m,0,i.index0AttributeName):!0===i.morphTargets&&r.bindAttribLocation(m,0,"position"),r.linkProgram(m),this.getUniforms=function(){return void 0===C&&S(this),C},this.getAttributes=function(){return void 0===I&&S(this),I};let w=!1===i.rendererExtensionParallelShaderCompile;return this.isReady=function(){return!1===w&&(w=r.getProgramParameter(m,37297)),w},this.destroy=function(){n.releaseStatesOfProgram(this),r.deleteProgram(m),this.program=void 0},this.type=i.shaderType,this.name=i.shaderName,this.id=Ma++,this.cacheKey=e,this.usedTimes=1,this.program=m,this.vertexShader=E,this.fragmentShader=x,this}let Wa=0;class qa{constructor(){this.shaderCache=new Map,this.materialCache=new Map}update(t){const e=t.vertexShader,i=t.fragmentShader,n=this._getShaderStage(e),r=this._getShaderStage(i),s=this._getShaderCacheForMaterial(t);return!1===s.has(n)&&(s.add(n),n.usedTimes++),!1===s.has(r)&&(s.add(r),r.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 Xa(t),e.set(t,i)),i}}class Xa{constructor(t){this.id=Wa++,this.code=t,this.usedTimes=0}}function ja(t,e,i,n,r,s,a){const o=new Yi,l=new qa,c=new Set,h=[],u=r.logarithmicDepthBuffer,d=r.reverseDepthBuffer,A=r.vertexTextures;let p=r.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"};function g(t){return c.add(t),0===t?"uv":`uv${t}`}return{getParameters:function(s,o,h,f,v){const _=f.fog,y=v.geometry,E=s.isMeshStandardMaterial?f.environment:null,x=(s.isMeshStandardMaterial?i:e).get(s.envMap||E),S=x&&x.mapping===Q?x.image.height:null,C=m[s.type];null!==s.precision&&(p=r.getMaxPrecision(s.precision),p!==s.precision&&console.warn("THREE.WebGLProgram.getParameters:",s.precision,"not supported, using",p,"instead."));const I=y.morphAttributes.position||y.morphAttributes.normal||y.morphAttributes.color,w=void 0!==I?I.length:0;let M,b,T,B,R=0;if(void 0!==y.morphAttributes.position&&(R=1),void 0!==y.morphAttributes.normal&&(R=2),void 0!==y.morphAttributes.color&&(R=3),C){const t=Or[C];M=t.vertexShader,b=t.fragmentShader}else M=s.vertexShader,b=s.fragmentShader,l.update(s),T=l.getVertexShaderID(s),B=l.getFragmentShaderID(s);const D=t.getRenderTarget(),L=!0===v.isInstancedMesh,U=!0===v.isBatchedMesh,P=!!s.map,N=!!s.matcap,F=!!x,O=!!s.aoMap,k=!!s.lightMap,G=!!s.bumpMap,H=!!s.normalMap,z=!!s.displacementMap,V=!!s.emissiveMap,W=!!s.metalnessMap,q=!!s.roughnessMap,X=s.anisotropy>0,j=s.clearcoat>0,Y=s.dispersion>0,K=s.iridescence>0,J=s.sheen>0,$=s.transmission>0,Z=X&&!!s.anisotropyMap,tt=j&&!!s.clearcoatMap,et=j&&!!s.clearcoatNormalMap,it=j&&!!s.clearcoatRoughnessMap,nt=K&&!!s.iridescenceMap,rt=K&&!!s.iridescenceThicknessMap,st=J&&!!s.sheenColorMap,at=J&&!!s.sheenRoughnessMap,ot=!!s.specularMap,lt=!!s.specularColorMap,ct=!!s.specularIntensityMap,ht=$&&!!s.transmissionMap,ut=$&&!!s.thicknessMap,dt=!!s.gradientMap,At=!!s.alphaMap,pt=s.alphaTest>0,mt=!!s.alphaHash,gt=!!s.extensions;let ft=0;s.toneMapped&&(null!==D&&!0!==D.isXRRenderTarget||(ft=t.toneMapping));const vt={shaderID:C,shaderType:s.type,shaderName:s.name,vertexShader:M,fragmentShader:b,defines:s.defines,customVertexShaderID:T,customFragmentShaderID:B,isRawShaderMaterial:!0===s.isRawShaderMaterial,glslVersion:s.glslVersion,precision:p,batching:U,batchingColor:U&&null!==v._colorsTexture,instancing:L,instancingColor:L&&null!==v.instanceColor,instancingMorph:L&&null!==v.morphTexture,supportsVertexTextures:A,outputColorSpace:null===D?t.outputColorSpace:!0===D.isXRRenderTarget?D.texture.colorSpace:ie,alphaToCoverage:!!s.alphaToCoverage,map:P,matcap:N,envMap:F,envMapMode:F&&x.mapping,envMapCubeUVHeight:S,aoMap:O,lightMap:k,bumpMap:G,normalMap:H,displacementMap:A&&z,emissiveMap:V,normalMapObjectSpace:H&&1===s.normalMapType,normalMapTangentSpace:H&&0===s.normalMapType,metalnessMap:W,roughnessMap:q,anisotropy:X,anisotropyMap:Z,clearcoat:j,clearcoatMap:tt,clearcoatNormalMap:et,clearcoatRoughnessMap:it,dispersion:Y,iridescence:K,iridescenceMap:nt,iridescenceThicknessMap:rt,sheen:J,sheenColorMap:st,sheenRoughnessMap:at,specularMap:ot,specularColorMap:lt,specularIntensityMap:ct,transmission:$,transmissionMap:ht,thicknessMap:ut,gradientMap:dt,opaque:!1===s.transparent&&1===s.blending&&!1===s.alphaToCoverage,alphaMap:At,alphaTest:pt,alphaHash:mt,combine:s.combine,mapUv:P&&g(s.map.channel),aoMapUv:O&&g(s.aoMap.channel),lightMapUv:k&&g(s.lightMap.channel),bumpMapUv:G&&g(s.bumpMap.channel),normalMapUv:H&&g(s.normalMap.channel),displacementMapUv:z&&g(s.displacementMap.channel),emissiveMapUv:V&&g(s.emissiveMap.channel),metalnessMapUv:W&&g(s.metalnessMap.channel),roughnessMapUv:q&&g(s.roughnessMap.channel),anisotropyMapUv:Z&&g(s.anisotropyMap.channel),clearcoatMapUv:tt&&g(s.clearcoatMap.channel),clearcoatNormalMapUv:et&&g(s.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:it&&g(s.clearcoatRoughnessMap.channel),iridescenceMapUv:nt&&g(s.iridescenceMap.channel),iridescenceThicknessMapUv:rt&&g(s.iridescenceThicknessMap.channel),sheenColorMapUv:st&&g(s.sheenColorMap.channel),sheenRoughnessMapUv:at&&g(s.sheenRoughnessMap.channel),specularMapUv:ot&&g(s.specularMap.channel),specularColorMapUv:lt&&g(s.specularColorMap.channel),specularIntensityMapUv:ct&&g(s.specularIntensityMap.channel),transmissionMapUv:ht&&g(s.transmissionMap.channel),thicknessMapUv:ut&&g(s.thicknessMap.channel),alphaMapUv:At&&g(s.alphaMap.channel),vertexTangents:!!y.attributes.tangent&&(H||X),vertexColors:s.vertexColors,vertexAlphas:!0===s.vertexColors&&!!y.attributes.color&&4===y.attributes.color.itemSize,pointsUvs:!0===v.isPoints&&!!y.attributes.uv&&(P||At),fog:!!_,useFog:!0===s.fog,fogExp2:!!_&&_.isFogExp2,flatShading:!0===s.flatShading,sizeAttenuation:!0===s.sizeAttenuation,logarithmicDepthBuffer:u,reverseDepthBuffer:d,skinning:!0===v.isSkinnedMesh,morphTargets:void 0!==y.morphAttributes.position,morphNormals:void 0!==y.morphAttributes.normal,morphColors:void 0!==y.morphAttributes.color,morphTargetsCount:w,morphTextureStride:R,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,numLightProbes:o.numLightProbes,numClippingPlanes:a.numPlanes,numClipIntersection:a.numIntersection,dithering:s.dithering,shadowMapEnabled:t.shadowMap.enabled&&h.length>0,shadowMapType:t.shadowMap.type,toneMapping:ft,decodeVideoTexture:P&&!0===s.map.isVideoTexture&&qe.getTransfer(s.map.colorSpace)===ae,premultipliedAlpha:s.premultipliedAlpha,doubleSided:2===s.side,flipSided:1===s.side,useDepthPacking:s.depthPacking>=0,depthPacking:s.depthPacking||0,index0AttributeName:s.index0AttributeName,extensionClipCullDistance:gt&&!0===s.extensions.clipCullDistance&&n.has("WEBGL_clip_cull_distance"),extensionMultiDraw:(gt&&!0===s.extensions.multiDraw||U)&&n.has("WEBGL_multi_draw"),rendererExtensionParallelShaderCompile:n.has("KHR_parallel_shader_compile"),customProgramCacheKey:s.customProgramCacheKey()};return vt.vertexUv1s=c.has(1),vt.vertexUv2s=c.has(2),vt.vertexUv3s=c.has(3),c.clear(),vt},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.outputColorSpace),t.push(e.envMapMode),t.pu

17sh(e.envMapCubeUVHeight),t.push(e.mapUv),t.push(e.alphaMapUv),t.push(e.lightMapUv),t.push(e.aoMapUv),t.push(e.bumpMapUv),t.push(e.normalMapUv),t.push(e.displacementMapUv),t.push(e.emissiveMapUv),t.push(e.metalnessMapUv),t.push(e.roughnessMapUv),t.push(e.anisotropyMapUv),t.push(e.clearcoatMapUv),t.push(e.clearcoatNormalMapUv),t.push(e.clearcoatRoughnessMapUv),t.push(e.iridescenceMapUv),t.push(e.iridescenceThicknessMapUv),t.push(e.sheenColorMapUv),t.push(e.sheenRoughnessMapUv),t.push(e.specularMapUv),t.push(e.specularColorMapUv),t.push(e.specularIntensityMapUv),t.push(e.transmissionMapUv),t.push(e.thicknessMapUv),t.push(e.combine),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.numLightProbes),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.supportsVertexTextures&&o.enable(0);e.instancing&&o.enable(1);e.instancingColor&&o.enable(2);e.instancingMorph&&o.enable(3);e.matcap&&o.enable(4);e.envMap&&o.enable(5);e.normalMapObjectSpace&&o.enable(6);e.normalMapTangentSpace&&o.enable(7);e.clearcoat&&o.enable(8);e.iridescence&&o.enable(9);e.alphaTest&&o.enable(10);e.vertexColors&&o.enable(11);e.vertexAlphas&&o.enable(12);e.vertexUv1s&&o.enable(13);e.vertexUv2s&&o.enable(14);e.vertexUv3s&&o.enable(15);e.vertexTangents&&o.enable(16);e.anisotropy&&o.enable(17);e.alphaHash&&o.enable(18);e.batching&&o.enable(19);e.dispersion&&o.enable(20);e.batchingColor&&o.enable(21);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.reverseDepthBuffer&&o.enable(4);e.skinning&&o.enable(5);e.morphTargets&&o.enable(6);e.morphNormals&&o.enable(7);e.morphColors&&o.enable(8);e.premultipliedAlpha&&o.enable(9);e.shadowMapEnabled&&o.enable(10);e.doubleSided&&o.enable(11);e.flipSided&&o.enable(12);e.useDepthPacking&&o.enable(13);e.dithering&&o.enable(14);e.transmission&&o.enable(15);e.sheen&&o.enable(16);e.opaque&&o.enable(17);e.pointsUvs&&o.enable(18);e.decodeVideoTexture&&o.enable(19);e.alphaToCoverage&&o.enable(20);t.push(o.mask)}(i,e),i.push(t.outputColorSpace)),i.push(e.customProgramCacheKey),i.join()},getUniforms:function(t){const e=m[t.type];let i;if(e){const t=Or[e];i=gr.clone(t.uniforms)}else i=t.uniforms;return i},acquireProgram:function(e,i){let n;for(let t=0,e=h.length;t<e;t++){const e=h[t];if(e.cacheKey===i){n=e,++n.usedTimes;break}}return void 0===n&&(n=new Va(t,i,e,s),h.push(n)),n},releaseProgram:function(t){if(0==--t.usedTimes){const e=h.indexOf(t);h[e]=h[h.length-1],h.pop(),t.destroy()}},releaseShaderCache:function(t){l.remove(t)},programs:h,dispose:function(){l.dispose()}}}function Ya(){let t=new WeakMap;return{has:function(e){return t.has(e)},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 Ka(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 Ja(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 $a(){const t=[];let e=0;const i=[],n=[],r=[];function s(i,n,r,s,a,o){let l=t[e];return void 0===l?(l={id:i.id,object:i,geometry:n,material:r,groupOrder:s,renderOrder:i.renderOrder,z:a,group:o},t[e]=l):(l.id=i.id,l.object=i,l.geometry=n,l.material=r,l.groupOrder=s,l.renderOrder=i.renderOrder,l.z=a,l.group=o),e++,l}return{opaque:i,transmissive:n,transparent:r,init:function(){e=0,i.length=0,n.length=0,r.length=0},push:function(t,e,a,o,l,c){const h=s(t,e,a,o,l,c);a.transmission>0?n.push(h):!0===a.transparent?r.push(h):i.push(h)},unshift:function(t,e,a,o,l,c){const h=s(t,e,a,o,l,c);a.transmission>0?n.unshift(h):!0===a.transparent?r.unshift(h):i.unshift(h)},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||Ka),n.length>1&&n.sort(e||Ja),r.length>1&&r.sort(e||Ja)}}}function Za(){let t=new WeakMap;return{get:function(e,i){const n=t.get(e);let r;return void 0===n?(r=new $a,t.set(e,[r])):i>=n.length?(r=new $a,n.push(r)):r=n[i],r},dispose:function(){t=new WeakMap}}}function to(){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 li,color:new Rn};break;case"SpotLight":i={position:new li,direction:new li,color:new Rn,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":i={position:new li,color:new Rn,distance:0,decay:0};break;case"HemisphereLight":i={direction:new li,skyColor:new Rn,groundColor:new Rn};break;case"RectAreaLight":i={color:new Rn,position:new li,halfWidth:new li,halfHeight:new li}}return t[e.id]=i,i}}}let eo=0;function io(t,e){return(e.castShadow?2:0)-(t.castShadow?2:0)+(e.map?1:0)-(t.map?1:0)}function no(t){const e=new to,i=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={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Ue};break;case"PointLight":i={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Ue,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=i,i}}}(),n={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1,numLightProbes:-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,numLightProbes:0};for(let t=0;t<9;t++)n.probe.push(new li);const r=new li,s=new Qi,a=new Qi;return{setup:function(r){let s=0,a=0,o=0;for(let t=0;t<9;t++)n.probe[t].set(0,0,0);let l=0,c=0,h=0,u=0,d=0,A=0,p=0,m=0,g=0,f=0,v=0;r.sort(io);for(let t=0,_=r.length;t<_;t++){const _=r[t],y=_.color,E=_.intensity,x=_.distance,S=_.shadow&&_.shadow.map?_.shadow.map.texture:null;if(_.isAmbientLight)s+=y.r*E,a+=y.g*E,o+=y.b*E;else if(_.isLightProbe){for(let t=0;t<9;

17t++)n.probe[t].addScaledVector(_.sh.coefficients[t],E);v++}else if(_.isDirectionalLight){const t=e.get(_);if(t.color.copy(_.color).multiplyScalar(_.intensity),_.castShadow){const t=_.shadow,e=i.get(_);e.shadowIntensity=t.intensity,e.shadowBias=t.bias,e.shadowNormalBias=t.normalBias,e.shadowRadius=t.radius,e.shadowMapSize=t.mapSize,n.directionalShadow[l]=e,n.directionalShadowMap[l]=S,n.directionalShadowMatrix[l]=_.shadow.matrix,A++}n.directional[l]=t,l++}else if(_.isSpotLight){const t=e.get(_);t.position.setFromMatrixPosition(_.matrixWorld),t.color.copy(y).multiplyScalar(E),t.distance=x,t.coneCos=Math.cos(_.angle),t.penumbraCos=Math.cos(_.angle*(1-_.penumbra)),t.decay=_.decay,n.spot[h]=t;const r=_.shadow;if(_.map&&(n.spotLightMap[g]=_.map,g++,r.updateMatrices(_),_.castShadow&&f++),n.spotLightMatrix[h]=r.matrix,_.castShadow){const t=i.get(_);t.shadowIntensity=r.intensity,t.shadowBias=r.bias,t.shadowNormalBias=r.normalBias,t.shadowRadius=r.radius,t.shadowMapSize=r.mapSize,n.spotShadow[h]=t,n.spotShadowMap[h]=S,m++}h++}else if(_.isRectAreaLight){const t=e.get(_);t.color.copy(y).multiplyScalar(E),t.halfWidth.set(.5*_.width,0,0),t.halfHeight.set(0,.5*_.height,0),n.rectArea[u]=t,u++}else if(_.isPointLight){const t=e.get(_);if(t.color.copy(_.color).multiplyScalar(_.intensity),t.distance=_.distance,t.decay=_.decay,_.castShadow){const t=_.shadow,e=i.get(_);e.shadowIntensity=t.intensity,e.shadowBias=t.bias,e.shadowNormalBias=t.normalBias,e.shadowRadius=t.radius,e.shadowMapSize=t.mapSize,e.shadowCameraNear=t.camera.near,e.shadowCameraFar=t.camera.far,n.pointShadow[c]=e,n.pointShadowMap[c]=S,n.pointShadowMatrix[c]=_.shadow.matrix,p++}n.point[c]=t,c++}else if(_.isHemisphereLight){const t=e.get(_);t.skyColor.copy(_.color).multiplyScalar(E),t.groundColor.copy(_.groundColor).multiplyScalar(E),n.hemi[d]=t,d++}}u>0&&(!0===t.has("OES_texture_float_linear")?(n.rectAreaLTC1=Qr.LTC_FLOAT_1,n.rectAreaLTC2=Qr.LTC_FLOAT_2):(n.rectAreaLTC1=Qr.LTC_HALF_1,n.rectAreaLTC2=Qr.LTC_HALF_2)),n.ambient[0]=s,n.ambient[1]=a,n.ambient[2]=o;const _=n.hash;_.directionalLength===l&&_.pointLength===c&&_.spotLength===h&&_.rectAreaLength===u&&_.hemiLength===d&&_.numDirectionalShadows===A&&_.numPointShadows===p&&_.numSpotShadows===m&&_.numSpotMaps===g&&_.numLightProbes===v||(n.directional.length=l,n.spot.length=h,n.rectArea.length=u,n.point.length=c,n.hemi.length=d,n.directionalShadow.length=A,n.directionalShadowMap.length=A,n.pointShadow.length=p,n.pointShadowMap.length=p,n.spotShadow.length=m,n.spotShadowMap.length=m,n.directionalShadowMatrix.length=A,n.pointShadowMatrix.length=p,n.spotLightMatrix.length=m+g-f,n.spotLightMap.length=g,n.numSpotLightShadowsWithMaps=f,n.numLightProbes=v,_.directionalLength=l,_.pointLength=c,_.spotLength=h,_.rectAreaLength=u,_.hemiLength=d,_.numDirectionalShadows=A,_.numPointShadows=p,_.numSpotShadows=m,_.numSpotMaps=g,_.numLightProbes=v,n.version=eo++)},setupView:function(t,e){let i=0,o=0,l=0,c=0,h=0;const u=e.matrixWorldInverse;for(let e=0,d=t.length;e<d;e++){const d=t[e];if(d.isDirectionalLight){const t=n.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=n.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=n.rectArea[c];t.position.setFromMatrixPosition(d.matrixWorld),t.position.applyMatrix4(u),a.identity(),s.copy(d.matrixWorld),s.premultiply(u),a.extractRotation(s),t.halfWidth.set(.5*d.width,0,0),t.halfHeight.set(0,.5*d.height,0),t.halfWidth.applyMatrix4(a),t.halfHeight.applyMatrix4(a),c++}else if(d.isPointLight){const t=n.point[o];t.position.setFromMatrixPosition(d.matrixWorld),t.position.applyMatrix4(u),o++}else if(d.isHemisphereLight){const t=n.hemi[h];t.direction.setFromMatrixPosition(d.matrixWorld),t.direction.transformDirection(u),h++}}},state:n}}function ro(t){const e=new no(t),i=[],n=[];const r={lightsArray:i,shadowsArray:n,camera:null,lights:e,transmissionRenderTarget:{}};return{init:function(t){r.camera=t,i.length=0,n.length=0},state:r,setupLights:function(){e.setup(i)},setupLightsView:function(t){e.setupView(i,t)},pushLight:function(t){i.push(t)},pushShadow:function(t){n.push(t)}}}function so(t){let e=new WeakMap;return{get:function(i,n=0){const r=e.get(i);let s;return void 0===r?(s=new ro(t),e.set(i,[s])):n>=r.length?(s=new ro(t),r.push(s)):s=r[n],s},dispose:function(){e=new WeakMap}}}class ao extends Un{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 oo extends Un{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",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.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}

17function lo(t,e,i){let n=new Lr;const o=new Ue,l=new Ue,c=new ii,h=new ao({depthPacking:3201}),u=new oo,d={},A=i.maxTextureSize,p={[r]:1,[s]:0,[a]:2},m=new fr({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new Ue},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}"}),g=m.clone();g.defines.HORIZONTAL_PASS=1;const f=new $n;f.setAttribute("position",new Gn(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const v=new hr(f,m),_=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=1;let y=this.type;function E(i,n){const r=e.update(v);m.defines.VSM_SAMPLES!==i.blurSamples&&(m.defines.VSM_SAMPLES=i.blurSamples,g.defines.VSM_SAMPLES=i.blurSamples,m.needsUpdate=!0,g.needsUpdate=!0),null===i.mapPass&&(i.mapPass=new ri(o.x,o.y)),m.uniforms.shadow_pass.value=i.map.texture,m.uniforms.resolution.value=i.mapSize,m.uniforms.radius.value=i.radius,t.setRenderTarget(i.mapPass),t.clear(),t.renderBufferDirect(n,null,r,m,v,null),g.uniforms.shadow_pass.value=i.mapPass.texture,g.uniforms.resolution.value=i.mapSize,g.uniforms.radius.value=i.radius,t.setRenderTarget(i.map),t.clear(),t.renderBufferDirect(n,null,r,g,v,null)}function x(e,i,n,r){let s=null;const a=!0===n.isPointLight?e.customDistanceMaterial:e.customDepthMaterial;if(void 0!==a)s=a;else if(s=!0===n.isPointLight?u:h,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=s.uuid,e=i.uuid;let n=d[t];void 0===n&&(n={},d[t]=n);let r=n[e];void 0===r&&(r=s.clone(),n[e]=r,i.addEventListener("dispose",C)),s=r}if(s.visible=i.visible,s.wireframe=i.wireframe,s.side=3===r?null!==i.shadowSide?i.shadowSide:i.side:null!==i.shadowSide?i.shadowSide:p[i.side],s.alphaMap=i.alphaMap,s.alphaTest=i.alphaTest,s.map=i.map,s.clipShadows=i.clipShadows,s.clippingPlanes=i.clippingPlanes,s.clipIntersection=i.clipIntersection,s.displacementMap=i.displacementMap,s.displacementScale=i.displacementScale,s.displacementBias=i.displacementBias,s.wireframeLinewidth=i.wireframeLinewidth,s.linewidth=i.linewidth,!0===n.isPointLight&&!0===s.isMeshDistanceMaterial){t.properties.get(s).light=n}return s}function S(i,r,s,a,o){if(!1===i.visible)return;if(i.layers.test(r.layers)&&(i.isMesh||i.isLine||i.isPoints)&&(i.castShadow||i.receiveShadow&&3===o)&&(!i.frustumCulled||n.intersectsObject(i))){i.modelViewMatrix.multiplyMatrices(s.matrixWorldInverse,i.matrixWorld);const n=e.update(i),l=i.material;if(Array.isArray(l)){const e=n.groups;for(let c=0,h=e.length;c<h;c++){const h=e[c],u=l[h.materialIndex];if(u&&u.visible){const e=x(i,u,a,o);i.onBeforeShadow(t,i,r,s,n,e,h),t.renderBufferDirect(s,null,n,e,i,h),i.onAfterShadow(t,i,r,s,n,e,h)}}}else if(l.visible){const e=x(i,l,a,o);i.onBeforeShadow(t,i,r,s,n,e,null),t.renderBufferDirect(s,null,n,e,i,null),i.onAfterShadow(t,i,r,s,n,e,null)}}const l=i.children;for(let t=0,e=l.length;t<e;t++)S(l[t],r,s,a,o)}function C(t){t.target.removeEventListener("dispose",C);for(const e in d){const i=d[e],n=t.target.uuid;if(n in i){i[n].dispose(),delete i[n]}}}this.render=function(e,i,r){if(!1===_.enabled)return;if(!1===_.autoUpdate&&!1===_.needsUpdate)return;if(0===e.length)return;const s=t.getRenderTarget(),a=t.getActiveCubeFace(),h=t.getActiveMipmapLevel(),u=t.state;u.setBlending(0),u.buffers.color.setClear(1,1,1,1),u.buffers.depth.setTest(!0),u.setScissorTest(!1);const d=3!==y&&3===this.type,p=3===y&&3!==this.type;for(let s=0,a=e.length;s<a;s++){const a=e[s],h=a.shadow;if(void 0===h){console.warn("THREE.WebGLShadowMap:",a,"has no shadow.");continue}if(!1===h.autoUpdate&&!1===h.needsUpdate)continue;o.copy(h.mapSize);const m=h.getFrameExtents();if(o.multiply(m),l.copy(h.mapSize),(o.x>A||o.y>A)&&(o.x>A&&(l.x=Math.floor(A/m.x),o.x=l.x*m.x,h.mapSize.x=l.x),o.y>A&&(l.y=Math.floor(A/m.y),o.y=l.y*m.y,h.mapSize.y=l.y)),null===h.map||!0===d||!0===p){const t=3!==this.type?{minFilter:H,magFilter:H}:{};null!==h.map&&h.map.dispose(),h.map=new ri(o.x,o.y,t),h.map.texture.name=a.name+".shadowMap",h.camera.updateProjectionMatrix()}t.setRenderTarget(h.map),t.clear();const g=h.getViewportCount();for(let t=0;t<g;t++){const e=h.getViewport(t);c.set(l.x*e.x,l.y*e.y,l.x*e.z,l.y*e.w),u.viewport(c),h.updateMatrices(a,t),n=h.getFrustum(),S(i,r,h.camera,a,this.type)}!0!==h.isPointLightShadow&&3===this.type&&E(h,r),h.needsUpdate=!1}y=this.type,_.needsUpdate=!1,t.setRenderTarget(s,a,h)}}const co={[I]:1,[M]:6,[T]:7,[b]:5,[w]:0,[R]:2,[D]:4,[B]:3};function ho(t){const e=new function(){let e=!1;const i=new ii;let n=null;const r=new ii(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,s,a,o){!0===o&&(e*=a,n*=a,s*=a),i.set(e,n,s,a),!1===r.equals(i)&&(t.clearColor(e,n,s,a),r.copy(i))},reset:function(){e=!1,n=null,r.set(-1,0,0,0)}}},i=new function(){let e=!1,i=!1,n=null,r=null,s=null;return{setReversed:function(t){i=t},setTest:function(e){e?nt(t.DEPTH_TEST):rt(t.DEPTH_TEST)},setMask:function(i){n===i||e||(t.depthMask(i),n=i)},setFunc:function(e){if(i&&(e=co[e]),r!==e){switch(e){case 0:t.depthFunc(t.NEVER);break;case 1:t.depthFunc(t.ALWAYS);break;case 2:t.depthFunc(t.LESS);break;case 3:default:t.depthFunc(t.LEQUAL);break;case 4:t.depthFunc(t.EQUAL);break;case 5:t.depthFunc(t.GEQUAL);break;case 6:t.depthFunc(t.GREATER);break;case 7:t.depthFunc(t.NOTEQUAL)}r=e}},setLocked:function(t){e=t},setClear:function(e){s!==e&&(t.clearDepth(e),s=e)},reset:function(){e=!1,n=null,r=null,s=null}}},n=new function(){let e=!1,i=null,n=null,r=null,s=null,a=null,o=null,l=null,c=null;return{setTest:function(i){e||(i?nt(t.STENCIL_TEST):rt(t.STENCIL_TEST))},setMask:function(n){i===n||e||(t.stencilMask(n),i=n)},setFunc:function(e,i,a){n===e&&r===i&&s===a||(t.stencilFunc(e,i,a),n=e,r=i,s=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){c!==e&&(t.clearStencil(e),c=e)},reset:function(){e=!1,i=null,n=null,r=null,s=null,a=null,o=null,l=null,c=null}}},r=new WeakMap,s=new WeakMap;let a={},I={},w=new WeakMap,M=[],b=null,T=!1,B=null,R=null,D=null,L=null,U=null,P=null,N=null,F=new Rn(0,0,0),Q=0,O=!1,k=null,G=null,H=null,z=null,V=null;const W=t.getParameter(t.MAX_COMBINED_TEXTURE_IMAGE_UNITS);let q=!1,X=0;const j=t.getParameter(t.VERSION);-1!==j.indexOf("WebGL")?(X=parseFloat(/^WebGL (\d)/.exec(j)[1]),q=X>=1):-1!==j.indexOf("OpenGL ES")&&(X=parseFloat(/^OpenGL ES (\d)/.exec(j)[1]),q=X>=2);let Y=null,K={};const 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17(0,0,0,0),t.colorMask(!0,!0,!0,!0),t.clearColor(0,0,0,0),t.depthMask(!0),t.depthFunc(t.LESS),t.clearDepth(1),t.stencilMask(4294967295),t.stencilFunc(t.ALWAYS,0,4294967295),t.stencilOp(t.KEEP,t.KEEP,t.KEEP),t.clearStencil(0),t.cullFace(t.BACK),t.frontFace(t.CCW),t.polygonOffset(0,0),t.activeTexture(t.TEXTURE0),t.bindFramebuffer(t.FRAMEBUFFER,null),t.bindFramebuffer(t.DRAW_FRAMEBUFFER,null),t.bindFramebuffer(t.READ_FRAMEBUFFER,null),t.useProgram(null),t.lineWidth(1),t.scissor(0,0,t.canvas.width,t.canvas.height),t.viewport(0,0,t.canvas.width,t.canvas.height),a={},Y=null,K={},I={},w=new WeakMap,M=[],b=null,T=!1,B=null,R=null,D=null,L=null,U=null,P=null,N=null,F=new Rn(0,0,0),Q=0,O=!1,k=null,G=null,H=null,z=null,V=null,Z.set(0,0,t.canvas.width,t.canvas.height),tt.set(0,0,t.canvas.width,t.canvas.height),e.reset(),i.reset(),n.reset()}}}function uo(t,e,i,n){const r=function(t){switch(t){case j:case Y:return{byteLength:1,components:1};case J:case K:case et:return{byteLength:2,components:1};case it:case nt:return{byteLength:2,components:4};case Z:case $:case tt:return{byteLength:4,components:1};case st:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${t}.`)}(n);switch(i){case 1021:case 1024:return t*e;case 1025:return t*e*2;case ct:case ht:return t*e/r.components*r.byteLength;case ut:case dt:return t*e*2/r.components*r.byteLength;case 1022:return t*e*3/r.components*r.byteLength;case at:case At:return t*e*4/r.components*r.byteLength;case pt:case mt:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case gt:case ft:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case _t:case Et:return Math.max(t,16)*Math.max(e,8)/4;case vt:case yt:return Math.max(t,8)*Math.max(e,8)/2;case xt:case St:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case Ct:case It:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case wt:return Math.floor((t+4)/5)*Math.floor((e+3)/4)*16;case Mt:return Math.floor((t+4)/5)*Math.floor((e+4)/5)*16;case bt:return Math.floor((t+5)/6)*Math.floor((e+4)/5)*16;case Tt:return Math.floor((t+5)/6)*Math.floor((e+5)/6)*16;case Bt:return Math.floor((t+7)/8)*Math.floor((e+4)/5)*16;case Rt:return Math.floor((t+7)/8)*Math.floor((e+5)/6)*16;case Dt:return Math.floor((t+7)/8)*Math.floor((e+7)/8)*16;case Lt:return Math.floor((t+9)/10)*Math.floor((e+4)/5)*16;case Ut:return Math.floor((t+9)/10)*Math.floor((e+5)/6)*16;case Pt:return Math.floor((t+9)/10)*Math.floor((e+7)/8)*16;case Nt:return Math.floor((t+9)/10)*Math.floor((e+9)/10)*16;case Ft:return Math.floor((t+11)/12)*Math.floor((e+9)/10)*16;case Qt:return Math.floor((t+11)/12)*Math.floor((e+11)/12)*16;case Ot:case kt:case Gt:return Math.ceil(t/4)*Math.ceil(e/4)*16;case 36283:case Ht:return Math.ceil(t/4)*Math.ceil(e/4)*8;case zt:case Vt:return Math.ceil(t/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${i} format.`)}function Ao(t,e,i,n,r,s,a){const o=e.has("WEBGL_multisampled_render_to_texture")?e.get("WEBGL_multisampled_render_to_texture"):null,l="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),c=new Ue,h=new WeakMap;let u;const d=new WeakMap;let A=!1;try{A="undefined"!=typeof OffscreenCanvas&&null!==new OffscreenCanvas(1,1).getContext("2d")}catch(t){}function p(t,e){return A?new OffscreenCanvas(t,e):Qe("canvas")}function m(t,e,i){let n=1;const r=K(t);if((r.width>i||r.height>i)&&(n=i/Math.max(r.width,r.height)),n<1){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap||"undefined"!=typeof VideoFrame&&t instanceof VideoFrame){const i=Math.floor(n*r.width),s=Math.floor(n*r.height);void 0===u&&(u=p(i,s));const a=e?p(i,s):u;a.width=i,a.height=s;return a.getContext("2d").drawImage(t,0,0,i,s),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+r.width+"x"+r.height+") to ("+i+"x"+s+")."),a}return"data"in t&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+r.width+"x"+r.height+")."),t}return t}function g(t){return t.generateMipmaps&&t.minFilter!==H&&t.minFilter!==W}function f(e){t.generateMipmap(e)}function v(i,n,r,s,a=!1){if(null!==i){if(void 0!==t[i])return t[i];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+i+"'")}let o=n;if(n===t.RED&&(r===t.FLOAT&&(o=t.R32F),r===t.HALF_FLOAT&&(o=t.R16F),r===t.UNSIGNED_BYTE&&(o=t.R8)),n===t.RED_INTEGER&&(r===t.UNSIGNED_BYTE&&(o=t.R8UI),r===t.UNSIGNED_SHORT&&(o=t.R16UI),r===t.UNSIGNED_INT&&(

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OES_texture_float_linear not supported on this device."),t.texParameteri(i,t.TEXTURE_WRAP_S,w[s.wrapS]),t.texParameteri(i,t.TEXTURE_WRAP_T,w[s.wrapT]),i!==t.TEXTURE_3D&&i!==t.TEXTURE_2D_ARRAY||t.texParameteri(i,t.TEXTURE_WRAP_R,w[s.wrapR]),t.texParameteri(i,t.TEXTURE_MAG_FILTER,M[s.magFilter]),t.texParameteri(i,t.TEXTURE_MIN_FILTER,M[s.minFilter]),s.compareFunction&&(t.texParameteri(i,t.TEXTURE_COMPARE_MODE,t.COMPARE_REF_TO_TEXTURE),t.texParameteri(i,t.TEXTURE_COMPARE_FUNC,b[s.compareFunction])),!0===e.has("EXT_texture_filter_anisotropic")){if(s.magFilter===H)return;if(s.minFilter!==V&&s.minFilter!==X)return;if(s.type===tt&&!1===e.has("OES_texture_float_linear"))return;if(s.anisotropy>1||n.get(s).__currentAnisotropy){const a=e.get("EXT_texture_filter_anisotropic");t.texParameterf(i,a.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(s.anisotropy,r.getMaxAnisotropy())),n.get(s).__currentAnisotropy=s.anisotropy}}}function B(e,i){let n=!1;void 0===e.__webglInit&&(e.__webglInit=!0,i.addEventListener("dispose",E));const r=i.source;let s=d.get(r);void 0===s&&(s={},d.set(r,s));const o=function(t){const e=[];return e.push(t.wrapS),e.push(t.wrapT),e.push(t.wrapR||0),e.push(t.magFilter),e.push(t.minFilter),e.push(t.anisotropy),e.push(t.internalFormat),e.push(t.format),e.push(t.type),e.push(t.generateMipmaps),e.push(t.premultiplyAlpha),e.push(t.flipY),e.push(t.unpackAlignment),e.push(t.colorSpace),e.join()}(i);if(o!==e.__cacheKey){void 0===s[o]&&(s[o]={texture:t.createTexture(),usedTimes:0},a.memory.textures++,n=!0),s[o].usedTimes++;const r=s[e.__cacheKey];void 0!==r&&(s[e.__cacheKey].usedTimes--,0===r.usedTimes&&S(i)),e.__cacheKey=o,e.__webglTexture=s[o].texture}return n}function R(e,a,o){let l=t.TEXTURE_2D;(a.isDataArrayTexture||a.isCompressedArrayTexture)&&(l=t.TEXTURE_2D_ARRAY),a.isData3DTexture&&(l=t.TEXTURE_3D);const c=B(e,a),h=a.source;i.bindTexture(l,e.__webglTexture,t.TEXTURE0+o);const u=n.get(h);if(h.version!==u.__version||!0===c){i.activeTexture(t.TEXTURE0+o);const e=qe.getPrimaries(qe.workingColorSpace),n=a.colorSpace===te?null:qe.getPrimaries(a.colorSpace),d=a.colorSpace===te||e===n?t.NONE:t.BROWSER_DEFAULT_WEBGL;t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,a.flipY),t.pixelStorei(t.UNPACK_PREMULTIPLY_ALPHA_WEBGL,a.premultiplyAlpha),t.pixelStorei(t.UNPACK_ALIGNMENT,a.unpackAlignment),t.pixelStorei(t.UNPACK_COLORSPACE_CONVERSION_WEBGL,d);let A=m(a.image,!1,r.maxTextureSize);A=Y(a,A);const p=s.convert(a.format,a.colorSpace),E=s.convert(a.type);let x,S=v(a.internalFormat,p,E,a.colorSpace,a.isVideoTexture);T(l,a);const C=a.mipmaps,I=!0!==a.isVideoTexture,w=void 0===u.__version||!0===c,M=h.dataReady,b=y(a,A);if(a.isDepthTexture)S=_(a.format===lt,a.type),w&&(I?i.texStorage2D(t.TEXTURE_2D,1,S,A.width,A.height):i.texImage2D(t.TEXTURE_2D,0,S,A.width,A.height,0,p,E,null));else if(a.isDataTexture)if(C.length>0){I&&w&&i.texStorage2D(t.TEXTURE_2D,b,S,C[0].width,C[0].height);for(let e=0,n=C.length;e<n;e++)x=C[e],I?M&&i.texSubImage2D(t.TEXTURE_2D,e,0,0,x.width,x.height,p,E,x.data):i.texImage2D(t.TEXTURE_2D,e,S,x.width,x.height,0,p,E,x.data);a.generateMipmaps=!1}else I?(w&&i.texStorage2D(t.TEXTURE_2D,b,S,A.width,A.height),M&&i.texSubImage2D(t.TEXTURE_2D,0,0,0,A.width,A.height,p,E,A.data)):i.texImage2D(t.TEXTURE_2D,0,S,A.width,A.height,0,p,E,A.data);else if(a.isCompressedTexture)if(a.isCompressedArrayTexture){I&&w&&i.texStorage3D(t.TEXTURE_2D_ARRAY,b,S,C[0].width,C[0].height,A.depth);for(let e=0,n=C.length;e<n;e++)if(x=C[e],a.format!==at)if(null!==p)if(I){if(M)if(a.layerUpdates.size>0){const n=uo(x.width,x.height,a.format,a.type);for(const r of a.layerUpdates){const s=x.data.subarray(r*n/x.data.BYTES_PER_ELEMENT,(r+1)*n/x.data.BYTES_PER_ELEMENT);i.compressedTexSubImage3D(t.TEXTURE_2D_ARRAY,e,0,0,r,x.width,x.height,1,p,s,0,0)}a.clearLayerUpdates()}else i.compressedTexSubImage3D(t.TEXTURE_2D_ARRAY,e,0,0,0,x.width,x.height,A.depth,p,x.data,0,0)}else i.compressedTexImage3D(t.TEXTURE_2D_ARRAY,e,S,x.width,x.height,A.depth,0,x.data,0,0);else console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");else I?M&&i.texSubImage3D(t.TEXTURE_2D_ARRAY,e,0,0,0,x.width,x.height,A.depth,p,E,x.data):i.texImage3D(t.TEXTURE_2D_ARRAY,e,S,x.width,x.height,A.depth,0,p,E,x.data)}else{I&&w&&i.texStorage2D(t.TEXTURE_2D,b,S,C[0].width,C[0].height);for(let e=0,n=C.length;e<n;e++)x=C[e],a.format!==at?null!==p?I?M&&i.compressedTexSubImage2D(t.TEXTURE_2D,e,0,0,x.width,x.height,p,x.data):i.compressedTexImage2D(t.TEXTURE_2D,e,S,x.width,x.height,0,x.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):I?M&&i.texSubImage2D(t.TEXTURE_2D,e,0,0,x.width,x.height,p,E,x.data):i.texImage2D(t.TEXTURE_2D,e,S,x.width,x.height,0,p,E,x.data)}else if(a.isDataArrayTexture)if(I){if(w&&i.texStorage3D(t.TEXTURE_2D_ARRAY,b,S,A.width,A.height,A.depth),M)if(a.layerUpdates.size>0){const e=uo(A.width,A.height,a.format,a.type);for(const n of a.layerUpdates){const r=A.data.subarray(n*e/A.data.BYTES_PER_ELEMENT,(n+1)*e/A.data.BYTES_PER_ELEMENT);i.texSubImage3D(t.TEXTURE_2D_ARRAY,0,0,0,n,A.width,A.height,1,p,E,r)}a.clearLayerUpdates()}else i.texSubImage3D(t.TEXTURE_2D_ARRAY,0,0,0,0,A.width,A.height,A.depth,p,E,A.data)}else i.texImage3D(t.TEXTURE_2D_ARRAY,0,S,A.width,A.height,A.depth,0,p,E,A.data);else if(a.isData3DTexture)I?(w&&i.texStorage3D(t.TEXTURE_3D,b,S,A.width,A.height,A.depth),M&&i.texSubImage3D(t.TEXTURE_3D,0,0,0,0,A.width,A.height,A.depth,p,E,A.data)):i.texImage3D(t.TEXTURE_3D,0,S,A.width,A.height,A.depth,0,p,E,A.data);else if(a.isFramebufferTexture){if(w)if(I)i.texStorage2D(t.TEXTURE_2D,b,S,A.width,A.height);else{let e=A.width,n=A.height;for(let r=0;r<b;r++)i.texImage2D(t.TEXTURE_2D,r,S,e,n,0,p,E,null),e>>=1,n>>=1}}else if(C.length>0){if(I&&w){const e=K(C[0]);i.texStorage2D(t.TEXTURE_2D,b,S,e.width,e.height)}for(let e=0,n=C.length;e<n;e++)x=C[e],I?M&&i.texSubImage2D(t.TEXTURE_2D,e,0,0,p,E,x):i.texImage2D(t.TEXTURE_2D,e,S,p,E,x);a.generateMipmaps=!1}else if(I){if(w){const e=K(A);i.texStorage2D(t.TEXTURE_2D,b,S,e.width,e.height)}M&&i.texSubImage2D(t.TEXTURE_2D,0,0,0,p,E,A)}else i.texImage2D(t.TEXTURE_2D,0,S,p,E,A);g(a)&&f(l),u.__version=h.version,a.onUpdate&&a.onUpdate(a)}e.__version=a.version}function D(e,r,a,l,c,h){const u=s.convert(a.format,a.colorSpace),d=s.convert(a.type),A=v(a.internalFormat,u,d,a.colorSpace);if(!n.get(r).__hasExternalTextures){const e=Math.max(1,r.width>>h),n=Math.max(1,r.height>>h);c===t.TEXTURE_3D||c===t.TEXTURE_2D_ARRAY?i.texImage3D(c,h,A,e,n,r.depth,0,u,d,null):i.texImage2D(c,h,A,e,n,0,u,d,null)}i.bindFramebuffer(t.FRAMEBUFFER,e),Q(r)?o.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,l,c,n.get(a).__webglTexture,0,F(r)):(c===t.TEXTURE_2D||c>=t.TEXTURE_CUBE_MAP_POSITIVE_X&&c<=t.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&t.framebufferTexture2D(t.FRAMEBUFFER,l,c,n.get(a).__webglTexture,h),i.bindFramebuffer(t.FRAMEBUFFER,null)}function L(e,i,n){if(t.bindRenderbuffer(t.RENDERBUFFER,e),i.depthBuffer){const r=i.depthTexture,s=r&&r.isDepthTexture?r.type:null,a=_(i.stencilBuffer,s),l=i.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,c=F(i);Q(i)?o.renderbufferStorageMultisampleEXT(t.RENDERBUFFER,c,a,i.width,i.height):n?t.renderbufferStorageMultisample(t.RENDERBUFFER,c,a,i.width,i.height):t.renderbufferStorage(t.RENDERBUFFER,a,i.width,i.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,l,t.RENDERBUFFER,e)}else{const e=i.textures;for(let r=0;r<e.length;r++){const a=e[r],l=s.convert(a.format,a.colorSpace),c=s.convert(a.type),h=v(a.internalFormat,l,c,a.colorSpace),u=F(i);n&&!1===Q(i)?t.renderbufferStorageMultisample(t.RENDERBUFFER,u,h,i.width,i.height):Q(i)?o.renderbufferStorageMultisampleEXT(t.RENDERBUFFER,u,h,i.width,i.height):t.renderbufferStorage(t.RENDERBUFFER,h,i.width,i.height)}}t.bindRenderbuffer(t.RENDERBUFFER,null)}

17function U(e){const r=n.get(e),s=!0===e.isWebGLCubeRenderTarget;if(r.__boundDepthTexture!==e.depthTexture){const t=e.depthTexture;if(r.__depthDisposeCallback&&r.__depthDisposeCallback(),t){const e=()=>{delete r.__boundDepthTexture,delete r.__depthDisposeCallback,t.removeEventListener("dispose",e)};t.addEventListener("dispose",e),r.__depthDisposeCallback=e}r.__boundDepthTexture=t}if(e.depthTexture&&!r.__autoAllocateDepthBuffer){if(s)throw new Error("target.depthTexture not supported in Cube render targets");!function(e,r){if(r&&r.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(i.bindFramebuffer(t.FRAMEBUFFER,e),!r.depthTexture||!r.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");n.get(r.depthTexture).__webglTexture&&r.depthTexture.image.width===r.width&&r.depthTexture.image.height===r.height||(r.depthTexture.image.width=r.width,r.depthTexture.image.height=r.height,r.depthTexture.needsUpdate=!0),I(r.depthTexture,0);const s=n.get(r.depthTexture).__webglTexture,a=F(r);if(r.depthTexture.format===ot)Q(r)?o.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.TEXTURE_2D,s,0,a):t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.TEXTURE_2D,s,0);else{if(r.depthTexture.format!==lt)throw new Error("Unknown depthTexture format");Q(r)?o.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.TEXTURE_2D,s,0,a):t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.TEXTURE_2D,s,0)}}(r.__webglFramebuffer,e)}else if(s){r.__webglDepthbuffer=[];for(let n=0;n<6;n++)if(i.bindFramebuffer(t.FRAMEBUFFER,r.__webglFramebuffer[n]),void 0===r.__webglDepthbuffer[n])r.__webglDepthbuffer[n]=t.createRenderbuffer(),L(r.__webglDepthbuffer[n],e,!1);else{const i=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,s=r.__webglDepthbuffer[n];t.bindRenderbuffer(t.RENDERBUFFER,s),t.framebufferRenderbuffer(t.FRAMEBUFFER,i,t.RENDERBUFFER,s)}}else if(i.bindFramebuffer(t.FRAMEBUFFER,r.__webglFramebuffer),void 0===r.__webglDepthbuffer)r.__webglDepthbuffer=t.createRenderbuffer(),L(r.__webglDepthbuffer,e,!1);else{const i=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,n=r.__webglDepthbuffer;t.bindRenderbuffer(t.RENDERBUFFER,n),t.framebufferRenderbuffer(t.FRAMEBUFFER,i,t.RENDERBUFFER,n)}i.bindFramebuffer(t.FRAMEBUFFER,null)}const P=[],N=[];function F(t){return Math.min(r.maxSamples,t.samples)}function Q(t){const i=n.get(t);return t.samples>0&&!0===e.has("WEBGL_multisampled_render_to_texture")&&!1!==i.__useRenderToTexture}function Y(t,e){const i=t.colorSpace,n=t.format,r=t.type;return!0===t.isCompressedTexture||!0===t.isVideoTexture||i!==ie&&i!==te&&(qe.getTransfer(i)===ae?n===at&&r===j||console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture color space:",i)),e}function K(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement?(c.width=t.naturalWidth||t.width,c.height=t.naturalHeight||t.height):"undefined"!=typeof VideoFrame&&t instanceof VideoFrame?(c.width=t.displayWidth,c.height=t.displayHeight):(c.width=t.width,c.height=t.height),c}this.allocateTextureUnit=function(){const t=C;return t>=r.maxTextures&&console.warn("THREE.WebGLTextures: Trying to use "+t+" texture units while this GPU supports only "+r.maxTextures),C+=1,t},this.resetTextureUnits=function(){C=0},this.setTexture2D=I,this.setTexture2DArray=function(e,r){const s=n.get(e);e.version>0&&s.__version!==e.version?R(s,e,r):i.bindTexture(t.TEXTURE_2D_ARRAY,s.__webglTexture,t.TEXTURE0+r)},this.setTexture3D=function(e,r){const s=n.get(e);e.version>0&&s.__version!==e.version?R(s,e,r):i.bindTexture(t.TEXTURE_3D,s.__webglTexture,t.TEXTURE0+r)},this.setTextureCube=function(e,a){const o=n.get(e);e.version>0&&o.__version!==e.version?function(e,a,o){if(6!==a.image.length)return;const l=B(e,a),c=a.source;i.bindTexture(t.TEXTURE_CUBE_MAP,e.__webglTexture,t.TEXTURE0+o);const h=n.get(c);if(c.version!==h.__version||!0===l){i.activeTexture(t.TEXTURE0+o);

17const e=qe.getPrimaries(qe.workingColorSpace),n=a.colorSpace===te?null:qe.getPrimaries(a.colorSpace),u=a.colorSpace===te||e===n?t.NONE:t.BROWSER_DEFAULT_WEBGL;t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,a.flipY),t.pixelStorei(t.UNPACK_PREMULTIPLY_ALPHA_WEBGL,a.premultiplyAlpha),t.pixelStorei(t.UNPACK_ALIGNMENT,a.unpackAlignment),t.pixelStorei(t.UNPACK_COLORSPACE_CONVERSION_WEBGL,u);const d=a.isCompressedTexture||a.image[0].isCompressedTexture,A=a.image[0]&&a.image[0].isDataTexture,p=[];for(let t=0;t<6;t++)p[t]=d||A?A?a.image[t].image:a.image[t]:m(a.image[t],!0,r.maxCubemapSize),p[t]=Y(a,p[t]);const _=p[0],E=s.convert(a.format,a.colorSpace),x=s.convert(a.type),S=v(a.internalFormat,E,x,a.colorSpace),C=!0!==a.isVideoTexture,I=void 0===h.__version||!0===l,w=c.dataReady;let M,b=y(a,_);if(T(t.TEXTURE_CUBE_MAP,a),d){C&&I&&i.texStorage2D(t.TEXTURE_CUBE_MAP,b,S,_.width,_.height);for(let e=0;e<6;e++){M=p[e].mipmaps;for(let n=0;n<M.length;n++){const r=M[n];a.format!==at?null!==E?C?w&&i.compressedTexSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,n,0,0,r.width,r.height,E,r.data):i.compressedTexImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,n,S,r.width,r.height,0,r.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):C?w&&i.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,n,0,0,r.width,r.height,E,x,r.data):i.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,n,S,r.width,r.height,0,E,x,r.data)}}}else{if(M=a.mipmaps,C&&I){M.length>0&&b++;const e=K(p[0]);i.texStorage2D(t.TEXTURE_CUBE_MAP,b,S,e.width,e.height)}for(let e=0;e<6;e++)if(A){C?w&&i.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,0,0,p[e].width,p[e].height,E,x,p[e].data):i.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,S,p[e].width,p[e].height,0,E,x,p[e].data);for(let n=0;n<M.length;n++){const r=M[n].image[e].image;C?w&&i.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,n+1,0,0,r.width,r.height,E,x,r.data):i.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,n+1,S,r.width,r.height,0,E,x,r.data)}}else{C?w&&i.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,0,0,E,x,p[e]):i.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,S,E,x,p[e]);for(let n=0;n<M.length;n++){const r=M[n];C?w&&i.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,n+1,0,0,E,x,r.image[e]):i.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,n+1,S,E,x,r.image[e])}}}g(a)&&f(t.TEXTURE_CUBE_MAP),h.__version=c.version,a.onUpdate&&a.onUpdate(a)}e.__version=a.version}(o,e,a):i.bindTexture(t.TEXTURE_CUBE_MAP,o.__webglTexture,t.TEXTURE0+a)},this.rebindTextures=function(e,i,r){const s=n.get(e);void 0!==i&&D(s.__webglFramebuffer,e,e.texture,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,0),void 0!==r&&U(e)},this.setupRenderTarget=function(e){const r=e.texture,o=n.get(e),l=n.get(r);e.addEventListener("dispose",x);const c=e.textures,h=!0===e.isWebGLCubeRenderTarget,u=c.length>1;if(u||(void 0===l.__webglTexture&&(l.__webglTexture=t.createTexture()),l.__version=r.version,a.memory.textures++),h){o.__webglFramebuffer=[];for(let e=0;e<6;e++)if(r.mipmaps&&r.mipmaps.length>0){o.__webglFramebuffer[e]=[];for(let i=0;i<r.mipmaps.length;i++)o.__webglFramebuffer[e][i]=t.createFramebuffer()}else o.__webglFramebuffer[e]=t.createFramebuffer()}else{if(r.mipmaps&&r.mipmaps.length>0){o.__webglFramebuffer=[];for(let e=0;e<r.mipmaps.length;e++)o.__webglFramebuffer[e]=t.createFramebuffer()}else o.__webglFramebuffer=t.createFramebuffer();if(u)for(let e=0,i=c.length;e<i;e++){const i=n.get(c[e]);void 0===i.__webglTexture&&(i.__webglTexture=t.createTexture(),a.memory.textures++)}if(e.samples>0&&!1===Q(e)){o.__webglMultisampledFramebuffer=t.createFramebuffer(),o.__webglColorRenderbuffer=[],i.bindFramebuffer(t.FRAMEBUFFER,o.__webglMultisampledFramebuffer);for(let i=0;i<c.length;i++){const n=c[i];o.__webglColorRenderbuffer[i]=t.createRenderbuffer(),t.bindRenderbuffer(t.RENDERBUFFER,o.__webglColorRenderbuffer[i]);const r=s.convert(n.format,n.colorSpace),a=s.convert(n.type),l=v(n.internalFormat,r,a,n.colorSpace,!0===e.isXRRenderTarget),h=F(e);t.renderbufferStorageMultisample(t.RENDERBUFFER,h,l,e.width,e.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+i,t.RENDERBUFFER,o.__webglColorRen

17derbuffer[i])}t.bindRenderbuffer(t.RENDERBUFFER,null),e.depthBuffer&&(o.__webglDepthRenderbuffer=t.createRenderbuffer(),L(o.__webglDepthRenderbuffer,e,!0)),i.bindFramebuffer(t.FRAMEBUFFER,null)}}if(h){i.bindTexture(t.TEXTURE_CUBE_MAP,l.__webglTexture),T(t.TEXTURE_CUBE_MAP,r);for(let i=0;i<6;i++)if(r.mipmaps&&r.mipmaps.length>0)for(let n=0;n<r.mipmaps.length;n++)D(o.__webglFramebuffer[i][n],e,r,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+i,n);else D(o.__webglFramebuffer[i],e,r,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+i,0);g(r)&&f(t.TEXTURE_CUBE_MAP),i.unbindTexture()}else if(u){for(let r=0,s=c.length;r<s;r++){const s=c[r],a=n.get(s);i.bindTexture(t.TEXTURE_2D,a.__webglTexture),T(t.TEXTURE_2D,s),D(o.__webglFramebuffer,e,s,t.COLOR_ATTACHMENT0+r,t.TEXTURE_2D,0),g(s)&&f(t.TEXTURE_2D)}i.unbindTexture()}else{let n=t.TEXTURE_2D;if((e.isWebGL3DRenderTarget||e.isWebGLArrayRenderTarget)&&(n=e.isWebGL3DRenderTarget?t.TEXTURE_3D:t.TEXTURE_2D_ARRAY),i.bindTexture(n,l.__webglTexture),T(n,r),r.mipmaps&&r.mipmaps.length>0)for(let i=0;i<r.mipmaps.length;i++)D(o.__webglFramebuffer[i],e,r,t.COLOR_ATTACHMENT0,n,i);else D(o.__webglFramebuffer,e,r,t.COLOR_ATTACHMENT0,n,0);g(r)&&f(n),i.unbindTexture()}e.depthBuffer&&U(e)},this.updateRenderTargetMipmap=function(e){const r=e.textures;for(let s=0,a=r.length;s<a;s++){const a=r[s];if(g(a)){const r=e.isWebGLCubeRenderTarget?t.TEXTURE_CUBE_MAP:t.TEXTURE_2D,s=n.get(a).__webglTexture;i.bindTexture(r,s),f(r),i.unbindTexture()}}},this.updateMultisampleRenderTarget=function(e){if(e.samples>0)if(!1===Q(e)){const r=e.textures,s=e.width,a=e.height;let o=t.COLOR_BUFFER_BIT;const c=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,h=n.get(e),u=r.length>1;if(u)for(let e=0;e<r.length;e++)i.bindFramebuffer(t.FRAMEBUFFER,h.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.RENDERBUFFER,null),i.bindFramebuffer(t.FRAMEBUFFER,h.__webglFramebuffer),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.TEXTURE_2D,null,0);i.bindFramebuffer(t.READ_FRAMEBUFFER,h.__webglMultisampledFramebuffer),i.bindFramebuffer(t.DRAW_FRAMEBUFFER,h.__webglFramebuffer);for(let i=0;i<r.length;i++){if(e.resolveDepthBuffer&&(e.depthBuffer&&(o|=t.DEPTH_BUFFER_BIT),e.stencilBuffer&&e.resolveStencilBuffer&&(o|=t.STENCIL_BUFFER_BIT)),u){t.framebufferRenderbuffer(t.READ_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.RENDERBUFFER,h.__webglColorRenderbuffer[i]);const e=n.get(r[i]).__webglTexture;t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,e,0)}t.blitFramebuffer(0,0,s,a,0,0,s,a,o,t.NEAREST),!0===l&&(P.length=0,N.length=0,P.push(t.COLOR_ATTACHMENT0+i),e.depthBuffer&&!1===e.resolveDepthBuffer&&(P.push(c),N.push(c),t.invalidateFramebuffer(t.DRAW_FRAMEBUFFER,N)),t.invalidateFramebuffer(t.READ_FRAMEBUFFER,P))}if(i.bindFramebuffer(t.READ_FRAMEBUFFER,null),i.bindFramebuffer(t.DRAW_FRAMEBUFFER,null),u)for(let e=0;e<r.length;e++){i.bindFramebuffer(t.FRAMEBUFFER,h.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.RENDERBUFFER,h.__webglColorRenderbuffer[e]);const s=n.get(r[e]).__webglTexture;i.bindFramebuffer(t.FRAMEBUFFER,h.__webglFramebuffer),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.TEXTURE_2D,s,0)}i.bindFramebuffer(t.DRAW_FRAMEBUFFER,h.__webglMultisampledFramebuffer)}else if(e.depthBuffer&&!1===e.resolveDepthBuffer&&l){const i=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;t.invalidateFramebuffer(t.DRAW_FRAMEBUFFER,[i])}},this.setupDepthRenderbuffer=U,this.setupFrameBufferTexture=D,this.useMultisampledRTT=Q}function po(t,e){return{convert:function(i,n=""){let r;const s=qe.getTransfer(n);if(i===j)return t.UNSIGNED_BYTE;if(i===it)return t.UNSIGNED_SHORT_4_4_4_4;if(i===nt)return t.UNSIGNED_SHORT_5_5_5_1;if(i===st)return t.UNSIGNED_INT_5_9_9_9_REV;if(i===Y)return t.BYTE;if(i===K)return t.SHORT;if(i===J)return t.UNSIGNED_SHORT;if(i===$)return t.INT;if(i===Z)return t.UNSIGNED_INT;if(i===tt)return t.FLOAT;if(i===et)return t.HALF_FLOAT;if(1021===i)return t.ALPHA;if(1022===i)return t.RGB;if(i===at)return t.RGBA;if(1024===i)return t.LUMINANCE;if(1025===i)return t.LUMINANCE_ALPHA;if(i===ot)return t.DEPTH_COMPONENT;if(i===lt)return t.DEPTH_STENCIL;if(i===ct)return t.RED;if(i===ht)return t.RED_INTEGER;if(i===ut)return t.RG;if(i===dt)return t.RG_INTEGER;if(i===At)return t.RGBA_INTEGER;if(i===pt||i===mt||i===gt||i===ft)if(s===ae){if(r=e.get("WEBGL_compressed_texture_s3tc_srgb"),null===r)return null;if(i===pt)return r.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(i===mt)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(i===gt)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(i===ft)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(r=e.get("WEBGL_compressed_texture_s3tc"),null===r)return null;if(i===pt)return r.COMPRESSED_RGB_S3TC_DXT1_EXT;if(i===mt)return r.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(i===gt)return r.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(i===ft)return r.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(i===vt||i===_t||i===yt||i===Et){if(r=e.get("WEBGL_compressed_texture_pvrtc"),null===r)return null;if(i===vt)return r.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(i===_t)return r.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(i===yt)return r.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(i===Et)return r.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(i===xt||i===St||i===Ct){if(r=e.get("WEBGL_compressed_texture_etc"),null===r)return null;if(i===xt||i===St)return s===ae?r.COMPRESSED_SRGB8_ETC2:r.COMPRESSED_RGB8_ETC2;if(i===Ct)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:r.COMPRESSED_RGBA8_ETC2_EAC}if(i===It||i===wt||i===Mt||i===bt||i===Tt||i===Bt||i===Rt||i===Dt||i===Lt||i===Ut||i===Pt||i===Nt||i===Ft||i===Qt){if(r=e.get("WEBGL_compressed_texture_astc"),null===r)return null;if(i===It)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:r.COMPRESSED_RGBA_ASTC_4x4_KHR;if(i===wt)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:r.COMPRESSED_RGBA_ASTC_5x4_KHR;if(i===Mt)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:r.COMPRESSED_RGBA_ASTC_5x5_KHR;if(i===bt)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:r.COMPRESSED_RGBA_ASTC_6x5_KHR;if(i===Tt)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:r.COMPRESSED_RGBA_ASTC_6x6_KHR;if(i===Bt)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:r.COMPRESSED_RGBA_ASTC_8x5_KHR;if(i===Rt)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:r.COMPRESSED_RGBA_ASTC_8x6_KHR;if(i===Dt)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:r.COMPRESSED_RGBA_ASTC_8x8_KHR;if(i===Lt)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:r.COMPRESSED_RGBA_ASTC_10x5_KHR;if(i===Ut)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:r.COMPRESSED_RGBA_ASTC_10x6_KHR;if(i===Pt)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:r.COMPRESSED_RGBA_ASTC_10x8_KHR;if(i===Nt)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:r.COMPRESSED_RGBA_ASTC_10x10_KHR;if(i===Ft)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:r.COMPRESSED_RGBA_ASTC_12x10_KHR;if(i===Qt)return s===ae?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:r.COMPRESSED_RGBA_ASTC_12x12_KHR}if(i===Ot||i===kt||i===Gt){if(r=e.get("EXT_texture_compression_bptc"),null===r)return null;if(i===Ot)return s===ae?r.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:r.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(i===kt)return r.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(i===Gt)return r.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}if(36283===i||i===Ht||i===zt||i===Vt){if(r=e.get("EXT_texture_compression_rgtc"),null===r)return null;

17if(i===Ot)return r.COMPRESSED_RED_RGTC1_EXT;if(i===Ht)return r.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(i===zt)return r.COMPRESSED_RED_GREEN_RGTC2_EXT;if(i===Vt)return r.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return i===rt?t.UNSIGNED_INT_24_8:void 0!==t[i]?t[i]:null}}}class mo extends xr{constructor(t=[]){super(),this.isArrayCamera=!0,this.cameras=t}}class go extends dn{constructor(){super(),this.isGroup=!0,this.type="Group"}}const fo={type:"move"};class vo{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new go,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 go,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new li,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new li),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new go,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new li,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new li),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,r=null,s=null;const a=this._targetRay,o=this._grip,l=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState){if(l&&t.hand){s=!0;for(const n of t.hand.values()){const t=e.getJointPose(n,i),r=this._getHandJoint(l,n);null!==t&&(r.matrix.fromArray(t.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.matrixWorldNeedsUpdate=!0,r.jointRadius=t.radius),r.visible=null!==t}const n=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],a=n.position.distanceTo(r.position),o=.02,c=.005;l.inputState.pinching&&a>o+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&a<=o-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,i),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));null!==a&&(n=e.getPose(t.targetRaySpace,i),null===n&&null!==r&&(n=r),null!==n&&(a.matrix.fromArray(n.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,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(fo)))}return null!==a&&(a.visible=null!==n),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==s),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const i=new go;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[e.jointName]=i,t.add(i)}return t.joints[e.jointName]}}class _o{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(t,e,i){if(null===this.texture){const n=new ei;t.properties.get(n).__webglTexture=e.texture,e.depthNear==i.depthNear&&e.depthFar==i.depthFar||(this.depthNear=e.depthNear,this.depthFar=e.depthFar),this.texture=n}}getMesh(t){if(null!==this.texture&&null===this.mesh){const e=t.cameras[0].viewport,i=new fr({vertexShader:"\nvoid main() {\n\n\tgl_Position = vec4( position, 1.0 );\n\n}",fragmentShader:"\nuniform sampler2DArray depthColor;\nuniform float depthWidth;\nuniform float depthHeight;\n\nvoid main() {\n\n\tvec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );\n\n\tif ( coord.x >= 1.0 ) {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n\t} else {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n\t}\n\n}",uniforms:{depthColor:{value:this.texture},depthWidth:{value:e.z},depthHeight:{value:e.w}}});this.mesh=new hr(new Nr(20,20),i)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class yo extends xe{constructor(t,e){super();const i=this;let n=null,r=1,s=null,a="local-floor",o=1,l=null,c=null,h=null,u=null,d=null,A=null;const p=new _o,m=e.getContextAttributes();let g=null,f=null;const v=[],_=[],y=new Ue;let E=null;const x=new xr;x.layers.enable(1),x.viewport=new ii;const S=new xr;S.layers.enable(2),S.viewport=new ii;const C=[x,S],I=new mo;I.layers.enable(1),I.layers.enable(2);let w=null,M=null;function b(t){const e=_.indexOf(t.inputSource);if(-1===e)return;const i=v[e];void 0!==i&&(i.update(t.inputSource,t.frame,l||s),i.dispatchEvent({type:t.type,data:t.inputSource}))}function T(){n.removeEventListener("select",b),n.removeEventListener("selectstart",b),n.removeEventListener("selectend",b),n.removeEventListener("squeeze",b),n.removeEventListener("squeezestart",b),n.removeEventListener("squeezeend",b),n.removeEventListener("end",T),n.removeEventListener("inputsourceschange",B);for(let t=0;t<v.length;t++){const e=_[t];null!==e&&(_[t]=null,v[t].disconnect(e))}w=null,M=null,p.reset(),t.setRenderTarget(g),d=null,u=null,h=null,n=null,f=null,P.stop(),i.isPresenting=!1,t.setPixelRatio(E),t.setSize(y.width,y.height,!1),i.dispatchEvent({type:"sessionend"})}function B(t){for(let e=0;e<t.removed.length;e++){const i=t.removed[e],n=_.indexOf(i);n>=0&&(_[n]=null,v[n].disconnect(i))}for(let e=0;e<t.added.length;e++){const i=t.added[e];let n=_.indexOf(i);if(-1===n){for(let t=0;t<v.length;t++){if(t>=_.length){_.push(i),n=t;break}if(null===_[t]){_[t]=i,n=t;break}}if(-1===n)break}const r=v[n];r&&r.connect(i)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=v[t];return void 0===e&&(e=new vo,v[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=v[t];return void 0===e&&(e=new vo,v[t]=e),e.getGripSpace()},this.getHand=function(t){let e=v[t];return void 0===e&&(e=new vo,v[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){r=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||s},this.setReferenceSpace=function(t){l=t},this.getBaseLayer=function(){return null!==u?u:d},this.getBinding=function(){return h},this.getFrame=function(){return A}

17,this.getSession=function(){return n},this.setSession=async function(c){if(n=c,null!==n){if(g=t.getRenderTarget(),n.addEventListener("select",b),n.addEventListener("selectstart",b),n.addEventListener("selectend",b),n.addEventListener("squeeze",b),n.addEventListener("squeezestart",b),n.addEventListener("squeezeend",b),n.addEventListener("end",T),n.addEventListener("inputsourceschange",B),!0!==m.xrCompatible&&await e.makeXRCompatible(),E=t.getPixelRatio(),t.getSize(y),void 0===n.renderState.layers){const i={antialias:m.antialias,alpha:!0,depth:m.depth,stencil:m.stencil,framebufferScaleFactor:r};d=new XRWebGLLayer(n,e,i),n.updateRenderState({baseLayer:d}),t.setPixelRatio(1),t.setSize(d.framebufferWidth,d.framebufferHeight,!1),f=new ri(d.framebufferWidth,d.framebufferHeight,{format:at,type:j,colorSpace:t.outputColorSpace,stencilBuffer:m.stencil})}else{let i=null,s=null,a=null;m.depth&&(a=m.stencil?e.DEPTH24_STENCIL8:e.DEPTH_COMPONENT24,i=m.stencil?lt:ot,s=m.stencil?rt:Z);const o={colorFormat:e.RGBA8,depthFormat:a,scaleFactor:r};h=new XRWebGLBinding(n,e),u=h.createProjectionLayer(o),n.updateRenderState({layers:[u]}),t.setPixelRatio(1),t.setSize(u.textureWidth,u.textureHeight,!1),f=new ri(u.textureWidth,u.textureHeight,{format:at,type:j,depthTexture:new ys(u.textureWidth,u.textureHeight,s,void 0,void 0,void 0,void 0,void 0,void 0,i),stencilBuffer:m.stencil,colorSpace:t.outputColorSpace,samples:m.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues})}f.isXRRenderTarget=!0,this.setFoveation(o),l=null,s=await n.requestReferenceSpace(a),P.setContext(n),P.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==n)return n.environmentBlendMode},this.getDepthTexture=function(){return p.getDepthTexture()};const R=new li,D=new li;function L(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;let e=t.near,i=t.far;null!==p.texture&&(p.depthNear>0&&(e=p.depthNear),p.depthFar>0&&(i=p.depthFar)),I.near=S.near=x.near=e,I.far=S.far=x.far=i,w===I.near&&M===I.far||(n.updateRenderState({depthNear:I.near,depthFar:I.far}),w=I.near,M=I.far);const r=t.parent,s=I.cameras;L(I,r);for(let t=0;t<s.length;t++)L(s[t],r);2===s.length?function(t,e,i){R.setFromMatrixPosition(e.matrixWorld),D.setFromMatrixPosition(i.matrixWorld);const n=R.distanceTo(D),r=e.projectionMatrix.elements,s=i.projectionMatrix.elements,a=r[14]/(r[10]-1),o=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],h=(r[8]-1)/r[0],u=(s[8]+1)/s[0],d=a*h,A=a*u,p=n/(-h+u),m=p*-h;if(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(),-1===r[10])t.projectionMatrix.copy(e.projectionMatrix),t.projectionMatrixInverse.copy(e.projectionMatrixInverse);else{const e=a+p,i=o+p,r=d-m,s=A+(n-m),h=l*o/i*e,u=c*o/i*e;t.projectionMatrix.makePerspective(r,s,h,u,e,i),t.projectionMatrixInverse.copy(t.projectionMatrix).invert()}}(I,x,S):I.projectionMatrix.copy(x.projectionMatrix),function(t,e,i){null===i?t.matrix.copy(e.matrixWorld):(t.matrix.copy(i.matrixWorld),t.matrix.invert(),t.matrix.multiply(e.matrixWorld));t.matrix.decompose(t.position,t.quaternion,t.scale),t.updateMatrixWorld(!0),t.projectionMatrix.copy(e.projectionMatrix),t.projectionMatrixInverse.copy(e.projectionMatrixInverse),t.isPerspectiveCamera&&(t.fov=2*we*Math.atan(1/t.projectionMatrix.elements[5]),t.zoom=1)}(t,I,r)},this.getCamera=function(){return I},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.hasDepthSensing=function(){return null!==p.texture},this.getDepthSensingMesh=function(){return p.getMesh(I)};let U=null;const P=new Ur;P.setAnimationLoop((function(e,r){if(c=r.getViewerPose(l||s),A=r,null!==c){const e=c.views;null!==d&&(t.setRenderTargetFramebuffer(f,d.framebuffer),t.setRenderTarget(f));let i=!1;e.length!==I.cameras.length&&(I.cameras.length=0,i=!0);for(let n=0;n<e.length;n++){const r=e[n];let s=null;if(null!==d)s=d.getViewport(r);else{const e=h.getViewSubImage(u,r);s=e.viewport,0===n&&(t.setRenderTargetTextures(f,e.colorTexture,u.ignoreDepthValues?void 0:e.depthStencilTexture),t.setRenderTarget(f))}let a=C[n];void 0===a&&(a=new xr,a.layers.enable(n),a.viewport=new ii,C[n]=a),a.matrix.fromArray(r.transform.matrix),a.matrix.decompose(a.position,a.quaternion,a.scale),a.projectionMatrix.fromArray(r.projectionMatrix),a.projectionMatrixInverse.copy(a.projectionMatrix).invert(),a.viewport.set(s.x,s.y,s.width,s.height),0===n&&(I.matrix.copy(a.matrix),I.matrix.decompose(I.position,I.quaternion,I.scale)),!0===i&&I.cameras.push(a)}const r=n.enabledFeatures;if(r&&r.includes("depth-sensing")){const i=h.getDepthInformation(e[0]);i&&i.isValid&&i.texture&&p.init(t,i,n.renderState)}}for(let t=0;t<v.length;t++){const e=_[t],i=v[t];null!==e&&void 0!==i&&i.update(e,r,l||s)}U&&U(e,r),r.detectedPlanes&&i.dispatchEvent({type:"planesdetected",data:r}),A=null})),this.setAnimationLoop=function(t){U=t},this.dispose=function(){}}}const Eo=new ji,xo=new Qi;function So(t,e){function i(t,e){!0===t.matrixAutoUpdate&&t.updateMatrix(),e.value.copy(t.matrix)}function n(t,n){t.opacity.value=n.opacity,n.color&&t.diffuse.value.copy(n.

17color),n.emissive&&t.emissive.value.copy(n.emissive).multiplyScalar(n.emissiveIntensity),n.map&&(t.map.value=n.map,i(n.map,t.mapTransform)),n.alphaMap&&(t.alphaMap.value=n.alphaMap,i(n.alphaMap,t.alphaMapTransform)),n.bumpMap&&(t.bumpMap.value=n.bumpMap,i(n.bumpMap,t.bumpMapTransform),t.bumpScale.value=n.bumpScale,1===n.side&&(t.bumpScale.value*=-1)),n.normalMap&&(t.normalMap.value=n.normalMap,i(n.normalMap,t.normalMapTransform),t.normalScale.value.copy(n.normalScale),1===n.side&&t.normalScale.value.negate()),n.displacementMap&&(t.displacementMap.value=n.displacementMap,i(n.displacementMap,t.displacementMapTransform),t.displacementScale.value=n.displacementScale,t.displacementBias.value=n.displacementBias),n.emissiveMap&&(t.emissiveMap.value=n.emissiveMap,i(n.emissiveMap,t.emissiveMapTransform)),n.specularMap&&(t.specularMap.value=n.specularMap,i(n.specularMap,t.specularMapTransform)),n.alphaTest>0&&(t.alphaTest.value=n.alphaTest);const r=e.get(n),s=r.envMap,a=r.envMapRotation;s&&(t.envMap.value=s,Eo.copy(a),Eo.x*=-1,Eo.y*=-1,Eo.z*=-1,s.isCubeTexture&&!1===s.isRenderTargetTexture&&(Eo.y*=-1,Eo.z*=-1),t.envMapRotation.value.setFromMatrix4(xo.makeRotationFromEuler(Eo)),t.flipEnvMap.value=s.isCubeTexture&&!1===s.isRenderTargetTexture?-1:1,t.reflectivity.value=n.reflectivity,t.ior.value=n.ior,t.refractionRatio.value=n.refractionRatio),n.lightMap&&(t.lightMap.value=n.lightMap,t.lightMapIntensity.value=n.lightMapIntensity,i(n.lightMap,t.lightMapTransform)),n.aoMap&&(t.aoMap.value=n.aoMap,t.aoMapIntensity.value=n.aoMapIntensity,i(n.aoMap,t.aoMapTransform))}return{refreshFogUniforms:function(e,i){i.color.getRGB(e.fogColor.value,mr(t)),i.isFog?(e.fogNear.value=i.near,e.fogFar.value=i.far):i.isFogExp2&&(e.fogDensity.value=i.density)},refreshMaterialUniforms:function(t,r,s,a,o){r.isMeshBasicMaterial||r.isMeshLambertMaterial?n(t,r):r.isMeshToonMaterial?(n(t,r),function(t,e){e.gradientMap&&(t.gradientMap.value=e.gradientMap)}(t,r)):r.isMeshPhongMaterial?(n(t,r),function(t,e){t.specular.value.copy(e.specular),t.shininess.value=Math.max(e.shininess,1e-4)}(t,r)):r.isMeshStandardMaterial?(n(t,r),function(t,e){t.metalness.value=e.metalness,e.metalnessMap&&(t.metalnessMap.value=e.metalnessMap,i(e.metalnessMap,t.metalnessMapTransform));t.roughness.value=e.roughness,e.roughnessMap&&(t.roughnessMap.value=e.roughnessMap,i(e.roughnessMap,t.roughnessMapTransform));e.envMap&&(t.envMapIntensity.value=e.envMapIntensity)}(t,r),r.isMeshPhysicalMaterial&&function(t,e,n){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,i(e.sheenColorMap,t.sheenColorMapTransform)),e.sheenRoughnessMap&&(t.sheenRoughnessMap.value=e.sheenRoughnessMap,i(e.sheenRoughnessMap,t.sheenRoughnessMapTransform)));e.clearcoat>0&&(t.clearcoat.value=e.clearcoat,t.clearcoatRoughness.value=e.clearcoatRoughness,e.clearcoatMap&&(t.clearcoatMap.value=e.clearcoatMap,i(e.clearcoatMap,t.clearcoatMapTransform)),e.clearcoatRoughnessMap&&(t.clearcoatRoughnessMap.value=e.clearcoatRoughnessMap,i(e.clearcoatRoughnessMap,t.clearcoatRoughnessMapTransform)),e.clearcoatNormalMap&&(t.clearcoatNormalMap.value=e.clearcoatNormalMap,i(e.clearcoatNormalMap,t.clearcoatNormalMapTransform),t.clearcoatNormalScale.value.copy(e.clearcoatNormalScale),1===e.side&&t.clearcoatNormalScale.value.negate()));e.dispersion>0&&(t.dispersion.value=e.dispersion);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,i(e.iridescenceMap,t.iridescenceMapTransform)),e.iridescenceThicknessMap&&(t.iridescenceThicknessMap.value=e.iridescenceThicknessMap,i(e.iridescenceThicknessMap,t.iridescenceThicknessMapTransform)));e.transmission>0&&(t.transmission.value=e.transmission,t.transmissionSamplerMap.value=n.texture,t.transmissionSamplerSize.value.set(n.width,n.height),e.transmissionMap&&(t.transmissionMap.value=e.transmissionMap,i(e.transmissionMap,t.transmissionMapTransform)),t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap,i(e.thicknessMap,t.thicknessMapTransform)),t.attenuationDistance.value=e.attenuationDistance,t.attenuationColor.value.copy(e.attenuationColor));e.anisotropy>0&&(t.anisotropyVector.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation)),e.anisotropyMap&&(t.anisotropyMap.value=e.anisotropyMap,i(e.anisotropyMap,t.anisotropyMapTransform)));t.specularIntensity.value=e.specularIntensity,t.specularColor.value.copy(e.specularColor),e.specularColorMap&&(t.specularColorMap.value=e.specularColorMap,i(e.specularColorMap,t.specularColorMapTransform));e.specularIntensityMap&&(t.specularIntensityMap.value=e.specularIntensityMap,i(e.specularIntensityMap,t.specularIntensityMapTransform))}(t,r,o)):r.isMeshMatcapMaterial?(n(t,r),function(t,e){e.matcap&&(t.matcap.value=e.matcap)}(t,r)):r.isMeshDepthMaterial?n(t,r):r.isMeshDistanceMaterial?(n(t,r),function(t,i){const n=e.get(i).light;t.referencePosition.value.setFromMatrixPosition(n.matrixWorld),t.nearDistance.value=n.shadow.camera.near,t.farDistance.value=n.shadow.camera.far}(t,r)):r.isMeshNormalMaterial?n(t,r):r.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,e.map&&(t.map.value=e.map,i(e.map,t.mapTransform))}(t,r),r.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,r)):r.isPointsMaterial?function(t,e,n,r){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*r,e.map&&(t.map.value=e.map,i(e.map,t.uvTransform));e.alphaMap&&(t.alphaMap.value=e.alphaMap,i(e.alphaMap,t.alphaMapTransform));e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}(t,r,s,a):r.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map,i(e.map,t.mapTransform));e.alphaMap&&(t.alphaMap.value=e.alphaMap,i(e.alphaMap,t.alphaMapTransform));e.alphaTest>0&&(t.alphaTest.value=e.alphaTest)}(t,r):r.isShadowMaterial?(t.color.value.copy(r.color),t.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Co(t,e,i,n){let r={},s={},a=[];const o=t.getParameter(t.MAX_UNIFORM_BUFFER_BINDINGS);function l(t,e,i,n){const r=t.value,s=e+"_"+i;if(void 0===n[s])return n[s]="number"==typeof r||"boolean"==typeof r?r:r.clone(),!0;{const t=n[s];if("number"==typeof r||"boolean"==typeof r){if(t!==r)return n[s]=r,!0}else if(!1===t.equals(r))return t.copy(r),!0}return!1}function c(t){const e={boundary:0,storage:0};return"number"==typeof t||"boolean"==typeof t?(e.boundary=4,e.storage=4):t.isVector2?(e.boundary=8,e.storage=8):t.isVector3||t.isColor?(e.boundary=16,e.storage=12):t.isVector4?(e.boundary=16,e.storage=16):t.isMatrix3?(e.boundary=48,e.storage=48):t.isMatrix4?(e.boundary=64,e.storage=64):t.isTexture?console.warn("THREE.WebGLRenderer: Texture samplers can not be part of an uniforms group."):console.warn("THREE.WebGLRenderer: Unsupported uniform value type.",t),e}function h(e){const i=e.target;i.removeEventListener("dispose",h);const n=a.indexOf(i.__bindingPointIndex);a.splice(n,1),t.deleteBuffer(r[i.id]),delete r[i.id],delete s[i.id]}return{bind:function(t,e){const i=e.program;n.uniformBlockBinding(t,i)},update:function(i,u){let d=r[i.id];void 0===d&&(!function(t){const e=t.uniforms;let i=0;const n=16;for(let t=0,r=e.length;t<r;t++){const r=Array.isArray(e[t])?e[t]:[e[t]];for(let t=0,e=r.length;t<e;t++){const e=r[t],s=Array.isArray(e.value)?e.value:[e.value];for(let t=0,r=s.length;t<r;t++){const r=c(s[t]),a=i%n,o=a%r.boundary,l=a+o;i+=o,0!==l&&n-l<r.storage&&(i+=n-l),e.__data=new Float32Array(r.storage/Float32Array.BYTES_PER_ELEMENT),e.__offset=i,i+=r.storage}}}const r=i%n;r>0&&(i+=n-r);t.__size=i,t.__cache={}}(i),d=function(e){const i=function(){for(let t=0;t<o;t++)if(-1===a.indexOf(t))return a.push(t),t;return console.error("THREE.WebGLRenderer: Maximum number of simultaneously usable uniforms groups reached."),0}();e.__bindingPointIndex=i;const n=t.createBuffer(),r=e.__size,s=e.usage;return t.bindBuffer(t.UNIFORM_BUFFER,n),t.bufferData(t.UNIFORM_BUFFER,r,s),t.bindBuffer(t.UNIFORM_BUFFER,null),t.bindBufferBase(t.UNIFORM_BUFFER,i,n),n}(i),r[i.id]=d,i.addEventListener("dispose",h));const A=u.program;n.updateUBOMapping(i,A);const p=e.render.frame;s[i.id]!==p&&(!function(e){const i=r[e.id],n=e.uniforms,s=e.__cache;t.bindBuffer(t.UNIFORM_BUFFER,i);for(let e=0,i=n.length;e<i;e++){const i=Array.isArray(n[e])?n[e]:[n[e]];for(let n=0,r=i.length;n<r;n++){const r=i[n];if(!0===l(r,e,n,s)){const e=r.__offset,i=Array.isArray(r.value)?r.value:[r.value];let n=0;for(let s=0;s<i.length;s++){const a=i[s],o=c(a);"number"==typeof a||"boolean"==typeof a?(r.__data[0]=a,t.bufferSubData(t.UNIFORM_BUFFER,e+n,r.__data)):a.isMatrix3?(r.__data[0]=a.elements[0],r.__data[1]=a.elements[1],r.__data[2]=a.elements[2],r.__data[3]=0,r.__data[4]=a.elements[3],r.__data[5]=a.elements[4],r.__data[6]=a.elements[5],r.__data[7]=0,r.__data[8]=a.elements[6],r.__data[9]=a.elements[7],r.__data[10]=a.elements[8],r.__data[11]=0):(a.toArray(r.__data,n),n+=o.storage/Float32Array.BYTES_PER_ELEMENT)}t.bufferSubData(t.UNIFORM_BUFFER,e,r.__data)}}}t.bindBuffer(t.UNIFORM_BUFFER,null)}(i),s[i.id]=p)},dispose:function(){for(const e in r)t.deleteBuffer(r[e]);a=[],r={},s={}}}}class Io{constructor(t={}

17){const{canvas:e=Oe(),context:i=null,depth:r=!0,stencil:s=!1,alpha:a=!1,antialias:o=!1,premultipliedAlpha:l=!0,preserveDrawingBuffer:c=!1,powerPreference:h="default",failIfMajorPerformanceCaveat:u=!1}=t;let d;if(this.isWebGLRenderer=!0,null!==i){if("undefined"!=typeof WebGLRenderingContext&&i instanceof WebGLRenderingContext)throw new Error("THREE.WebGLRenderer: WebGL 1 is not supported since r163.");d=i.getContextAttributes().alpha}else d=a;const A=new Uint32Array(4),p=new Int32Array(4);let m=null,g=null;const f=[],v=[];this.domElement=e,this.debug={checkShaderErrors:!0,onShaderError:null},this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.sortObjects=!0,this.clippingPlanes=[],this.localClippingEnabled=!1,this._outputColorSpace=ee,this.toneMapping=0,this.toneMappingExposure=1;const _=this;let y=!1,E=0,x=0,S=null,C=-1,I=null;const w=new ii,M=new ii;let b=null;const T=new Rn(0);let B=0,R=e.width,D=e.height,L=1,U=null,P=null;const N=new ii(0,0,R,D),F=new ii(0,0,R,D);let Q=!1;const O=new Lr;let k=!1,G=!1;const H=new Qi,z=new Qi,V=new li,W=new ii,q={background:null,fog:null,environment:null,overrideMaterial:null,isScene:!0};let Y=!1;function K(){return null===S?L:1}let $,tt,st,at,ot,lt,ct,ut,pt,mt,gt,ft,vt,_t,yt,Et,xt,St,Ct,It,wt,Mt,bt,Tt,Bt=i;function Rt(t,i){return e.getContext(t,i)}try{const t={alpha:!0,depth:r,stencil:s,antialias:o,premultipliedAlpha:l,preserveDrawingBuffer:c,powerPreference:h,failIfMajorPerformanceCaveat:u};if("setAttribute"in e&&e.setAttribute("data-engine",`three.js r${n}`),e.addEventListener("webglcontextlost",Ut,!1),e.addEventListener("webglcontextrestored",Pt,!1),e.addEventListener("webglcontextcreationerror",Nt,!1),null===Bt){const e="webgl2";if(Bt=Rt(e,t),null===Bt)throw Rt(e)?new Error("Error creating WebGL context with your selected attributes."):new Error("Error creating WebGL context.")}}catch(t){throw console.error("THREE.WebGLRenderer: "+t.message),t}function Dt(){$=new ps(Bt),$.init(),Mt=new po(Bt,$),tt=new qr(Bt,$,t,Mt),st=new ho(Bt),tt.reverseDepthBuffer&&st.buffers.depth.setReversed(!0),at=new fs(Bt),ot=new Ya,lt=new Ao(Bt,$,st,ot,tt,Mt,at),ct=new jr(_),ut=new As(_),pt=new Pr(Bt),bt=new Vr(Bt,pt),mt=new ms(Bt,pt,at,bt),gt=new _s(Bt,mt,pt,at),Ct=new vs(Bt,tt,lt),Et=new Xr(ot),ft=new ja(_,ct,ut,$,tt,bt,Et),vt=new So(_,ot),_t=new Za,yt=new so($),St=new zr(_,ct,ut,st,gt,d,l),xt=new lo(_,gt,tt),Tt=new Co(Bt,at,tt,st),It=new Wr(Bt,$,at),wt=new gs(Bt,$,at),at.programs=ft.programs,_.capabilities=tt,_.extensions=$,_.properties=ot,_.renderLists=_t,_.shadowMap=xt,_.state=st,_.info=at}Dt();const Lt=new yo(_,Bt);function Ut(t){t.preventDefault(),console.log("THREE.WebGLRenderer: Context Lost."),y=!0}function Pt(){console.log("THREE.WebGLRenderer: Context Restored."),y=!1;const t=at.autoReset,e=xt.enabled,i=xt.autoUpdate,n=xt.needsUpdate,r=xt.type;Dt(),at.autoReset=t,xt.enabled=e,xt.autoUpdate=i,xt.needsUpdate=n,xt.type=r}function Nt(t){console.error("THREE.WebGLRenderer: A WebGL context could not be created. Reason: ",t.statusMessage)}function Ft(t){const e=t.target;e.removeEventListener("dispose",Ft),function(t){(function(t){const e=ot.get(t).programs;void 0!==e&&(e.forEach((function(t){ft.releaseProgram(t)})),t.isShaderMaterial&&ft.releaseShaderCache(t))})(t),ot.remove(t)}(e)}function Qt(t,e,i){!0===t.transparent&&2===t.side&&!1===t.forceSinglePass?(t.side=1,t.needsUpdate=!0,jt(t,e,i),t.side=0,t.needsUpdate=!0,jt(t,e,i),t.side=2):jt(t,e,i)}this.xr=Lt,this.getContext=function(){return Bt},this.getContextAttributes=function(){return Bt.getContextAttributes()},this.forceContextLoss=function(){const t=$.get("WEBGL_lose_context");t&&t.loseContext()},this.forceContextRestore=function(){const t=$.get("WEBGL_lose_context");t&&t.restoreContext()},this.getPixelRatio=function(){return L},this.setPixelRatio=function(t){void 0!==t&&(L=t,this.setSize(R,D,!1))},this.getSize=function(t){return t.set(R,D)},this.setSize=function(t,i,n=!0){Lt.isPresenting?console.warn("THREE.WebGLRenderer: Can't change size while VR device is presenting."):(R=t,D=i,e.width=Math.floor(t*L),e.height=Math.floor(i*L),!0===n&&(e.style.width=t+"px",e.style.height=i+"px"),this.setViewport(0,0,t,i))},this.getDrawingBufferSize=function(t){return t.set(R*L,D*L).floor()},this.setDrawingBufferSize=function(t,i,n){R=t,D=i,L=n,e.width=Math.floor(t*n),e.height=Math.floor(i*n),this.setViewport(0,0,t,i)},this.getCurrentViewport=function(t){return t.copy(w)},this.getViewport=function(t){return t.copy(N)},this.setViewport=function(t,e,i,n){t.isVector4?N.set(t.x,t.y,t.z,t.w):N.set(t,e,i,n),st.viewport(w.copy(N).multiplyScalar(L).round())},this.getScissor=function(t){return t.copy(F)},this.setScissor=function(t,e,i,n){t.isVector4?F.set(t.x,t.y,t.z,t.w):F.set(t,e,i,n),st.scissor(M.copy(F).multiplyScalar(L).round())},this.getScissorTest=function(){return Q},this.setScissorTest=function(t){st.setScissorTest(Q=t)},this.setOpaqueSort=function(t){U=t},this.setTransparentSort=function(t){P=t},this.getClearColor=function(t){return t.copy(St.getClearColor())},this.setClearColor=function(){St.setClearColor.apply(St,arguments)},this.getClearAlpha=function(){return St.getClearAlpha()},this.setClearAlpha=function(){St.setClearAlpha.apply(St,arguments)},this.clear=function(t=!0,e=!0,i=!0){let n=0;if(t){let t=!1;if(null!==S){const e=S.texture.format;t=e===At||e===dt||e===ht}if(t){const t=S.texture.type,e=t===j||t===Z||t===J||t===rt||t===it||t===nt,i=St.getClearColor(),n=St.getClearAlpha(),r=i.r,s=i.g,a=i.b;e?(A[0]=r,A[1]=s,A[2]=a,A[3]=n,Bt.clearBufferuiv(Bt.COLOR,0,A)):(p[0]=r,p[1]=s,p[2]=a,p[3]=n,Bt.clearBufferiv(Bt.COLOR,0,p))}else n|=Bt.COLOR_BUFFER_BIT}e&&(n|=Bt.DEPTH_BUFFER_BIT,Bt.clearDepth(this.capabilities.reverseDepthBuffer?0:1)),i&&(n|=Bt.STENCIL_BUFFER_BIT,this.state.buffers.stencil.setMask(4294967295)),Bt.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",Ut,!1),e.removeEventListener("webglcontextrestored",Pt,!1),e.removeEventListener("webglcontextcreationerror",Nt,!1),_t.dispose(),yt.dispose(),ot.dispose(),ct.dispose(),ut.dispose(),gt.dispose(),bt.dispose(),Tt.dispose(),ft.dispose(),Lt.dispose(),Lt.removeEventListener("sessionstart",kt),Lt.removeEventListener("sessionend",Gt),Ht.stop()},this.renderBufferDirect=function(t,e,i,n,r,s){null===e&&(e=q);const a=r.isMesh&&r.matrixWorld.determinant()<0,o=function(t,e,i,n,r){!0!==e.isScene&&(e=q);lt.resetTextureUnits();const s=e.fog,a=n.isMeshStandardMaterial?e.environment:null,o=null===S?_.outputColorSpace:!0===S.isXRRenderTarget?S.texture.colorSpace:ie,l=(n.isMeshStandardMaterial?ut:ct).get(n.envMap||a),c=!0===n.vertexColors&&!!i.attributes.color&&4===i.attributes.color.itemSize,h=!!i.attributes.tangent&&(!!n.normalMap||n.anisotropy>0),u=!!i.morphAttributes.position,d=!!i.morphAttributes.normal,A=!!i.morphAttributes.color;let p=0;n.toneMapped&&(null!==S&&!0!==S.isXRRenderTarget||(p=_.toneMapping));const m=i.morphAttributes.position||i.morphAttributes.normal||i.morphAttributes.color,f=void 0!==m?m.length:0,v=ot.get(n),y=g.state.lights;if(!0===k&&(!0===G||t!==I)){const e=t===I&&n.id===C;Et.setState(n,t,e)}let E=!1;n.version===v.__version?v.needsLights&&v.lightsStateVersion!==y.state.version||v.outputColorSpace!==o||r.isBatchedMesh&&!1===v.batching?E=!0:r.isBatchedMesh||!0!==v.batching?r.isBatchedMesh&&!0===v.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===v.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===v.instancing?E=!0:r.isInstancedMesh||!0!==v.instancing?r.isSkinnedMesh&&

17,this.compile=function(t,e,i=null){null===i&&(i=t),g=yt.get(i),g.init(e),v.push(g),i.traverseVisible((function(t){t.isLight&&t.layers.test(e.layers)&&(g.pushLight(t),t.castShadow&&g.pushShadow(t))})),t!==i&&t.traverseVisible((function(t){t.isLight&&t.layers.test(e.layers)&&(g.pushLight(t),t.castShadow&&g.pushShadow(t))})),g.setupLights();const n=new Set;return t.traverse((function(t){if(!(t.isMesh||t.isPoints||t.isLine||t.isSprite))return;const e=t.material;if(e)if(Array.isArray(e))for(let r=0;r<e.length;r++){const s=e[r];Qt(s,i,t),n.add(s)}else Qt(e,i,t),n.add(e)})),v.pop(),g=null,n},this.compileAsync=function(t,e,i=null){const n=this.compile(t,e,i);return new Promise((e=>{function i(){n.forEach((function(t){ot.get(t).currentProgram.isReady()&&n.delete(t)})),0!==n.size?setTimeout(i,10):e(t)}null!==$.get("KHR_parallel_shader_compile")?i():setTimeout(i,10)}))};let Ot=null;function kt(){Ht.stop()}function Gt(){Ht.start()}const Ht=new Ur;function zt(t,e,i,n){if(!1===t.visible)return;if(t.layers.test(e.layers))if(t.isGroup)i=t.renderOrder;else if(t.isLOD)!0===t.autoUpdate&&t.update(e);else if(t.isLight)g.pushLight(t),t.castShadow&&g.pushShadow(t);else if(t.isSprite){if(!t.frustumCulled||O.intersectsSprite(t)){n&&W.setFromMatrixPosition(t.matrixWorld).applyMatrix4(z);const e=gt.update(t),r=t.material;r.visible&&m.push(t,e,r,i,W.z,null)}}else if((t.isMesh||t.isLine||t.isPoints)&&(!t.frustumCulled||O.intersectsObject(t))){const e=gt.update(t),r=t.material;if(n&&(void 0!==t.boundingSphere?(null===t.boundingSphere&&t.computeBoundingSphere(),W.copy(t.boundingSphere.center)):(null===e.boundingSphere&&e.computeBoundingSphere(),W.copy(e.boundingSphere.center)),W.applyMatrix4(t.matrixWorld).applyMatrix4(z)),Array.isArray(r)){const n=e.groups;for(let s=0,a=n.length;s<a;s++){const a=n[s],o=r[a.materialIndex];o&&o.visible&&m.push(t,e,o,i,W.z,a)}}else r.visible&&m.push(t,e,r,i,W.z,null)}const r=t.children;for(let t=0,s=r.length;t<s;t++)zt(r[t],e,i,n)}function Vt(t,e,i,n){const r=t.opaque,s=t.transmissive,a=t.transparent;g.setupLightsView(i),!0===k&&Et.setGlobalState(_.clippingPlanes,i),n&&st.viewport(w.copy(n)),r.length>0&&qt(r,e,i),s.length>0&&qt(s,e,i),a.length>0&&qt(a,e,i),st.buffers.depth.setTest(!0),st.buffers.depth.setMask(!0),st.buffers.color.setMask(!0),st.setPolygonOffset(!1)}function Wt(t,e,i,n){if(null!==(!0===i.isScene?i.overrideMaterial:null))return;void 0===g.state.transmissionRenderTarget[n.id]&&(g.state.transmissionRenderTarget[n.id]=new ri(1,1,{generateMipmaps:!0,type:$.has("EXT_color_buffer_half_float")||$.has("EXT_color_buffer_float")?et:j,minFilter:X,samples:4,stencilBuffer:s,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:qe.workingColorSpace}));const r=g.state.transmissionRenderTarget[n.id],a=n.viewport||w;r.setSize(a.z,a.w);const o=_.getRenderTarget();_.setRenderTarget(r),_.getClearColor(T),B=_.getClearAlpha(),B<1&&_.setClearColor(16777215,.5),_.clear(),Y&&St.render(i);const l=_.toneMapping;_.toneMapping=0;const c=n.viewport;if(void 0!==n.viewport&&(n.viewport=void 0),g.setupLightsView(n),!0===k&&Et.setGlobalState(_.clippingPlanes,n),qt(t,i,n),lt.updateMultisampleRenderTarget(r),lt.updateRenderTargetMipmap(r),!1===$.has("WEBGL_multisampled_render_to_texture")){let t=!1;for(let r=0,s=e.length;r<s;r++){const s=e[r],a=s.object,o=s.geometry,l=s.material,c=s.group;if(2===l.side&&a.layers.test(n.layers)){const e=l.side;l.side=1,l.needsUpdate=!0,Xt(a,i,n,o,l,c),l.side=e,l.needsUpdate=!0,t=!0}}!0===t&&(lt.updateMultisampleRenderTarget(r),lt.updateRenderTargetMipmap(r))}_.setRenderTarget(o),_.setClearColor(T,B),void 0!==c&&(n.viewport=c),_.toneMapping=l}function qt(t,e,i){const n=!0===e.isScene?e.overrideMaterial:null;for(let r=0,s=t.length;r<s;r++){const s=t[r],a=s.object,o=s.geometry,l=null===n?s.material:n,c=s.group;a.layers.test(i.layers)&&Xt(a,e,i,o,l,c)}}function Xt(t,e,i,n,r,s){t.onBeforeRender(_,e,i,n,r,s),t.modelViewMatrix.multiplyMatrices(i.matrixWorldInverse,t.matrixWorld),t.normalMatrix.getNormalMatrix(t.modelViewMatrix),r.onBeforeRender(_,e,i,n,t,s),!0===r.transparent&&2===r.side&&!1===r.forceSinglePass?(r.side=1,r.needsUpdate=!0,_.renderBufferDirect(i,e,n,r,t,s),r.side=0,r.needsUpdate=!0,_.renderBufferDirect(i,e,n,r,t,s),r.side=2):_.renderBufferDirect(i,e,n,r,t,s),t.onAfterRender(_,e,i,n,r,s)}function jt(t,e,i){!0!==e.isScene&&(e=q);const n=ot.get(t),r=g.state.lights,s=g.state.shadowsArray,a=r.state.version,o=ft.getParameters(t,r.state,s,e,i),l=ft.getProgramCacheKey(o);let c=n.programs;n.environment=t.isMeshStandardMaterial?e.environment:null,n.fog=e.fog,n.envMap=(t.isMeshStandardMaterial?ut:ct).get(t.envMap||n.environment),n.envMapRotation=null!==n.environment&&null===t.envMap?e.environmentRotation:t.envMapRotation,void 0===c&&(t.addEventListener("dispose",Ft),c=new Map,n.programs=c);let h=c.get(l);if(void 0!==h){if(n.currentProgram===h&&n.lightsStateVersion===a)return Kt(t,o),h}else o.uniforms=ft.getUniforms(t),t.onBeforeCompile(o,_),h=ft.acquireProgram(o,l),c.set(l,h),n.uniforms=o.uniforms;const u=n.uniforms;return(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(u.clippingPlanes=Et.uniform),Kt(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=r.state.ambient,u.lightProbe.value=r.state.probe,u.directionalLights.value=r.state.directional,u.directionalLightShadows.value=r.state.directionalShadow,u.spotLights.value=r.state.spot,u.spotLightShadows.value=r.state.spotShadow,u.rectAreaLights.value=r.state.rectArea,u.ltc_1.value=r.state.rectAreaLTC1,u.ltc_2.value=r.state.rectAreaLTC2,u.pointLights.value=r.state.point,u.pointLightShadows.value=r.state.pointShadow,u.hemisphereLights.value=r.state.hemi,u.directionalShadowMap.value=r.state.directionalShadowMap,u.directionalShadowMatrix.value=r.state.directionalShadowMatrix,u.spotShadowMap.value=r.state.spotShadowMap,u.spotLightMatrix.value=r.state.spotLightMatrix,u.spotLightMap.value=r.state.spotLightMap,u.pointShadowMap.value=r.state.pointShadowMap,u.pointShadowMatrix.value=r.state.pointShadowMatrix),n.currentProgram=h,n.uniformsList=null,h}function Yt(t){if(null===t.uniformsList){const e=t.currentProgram.getUniforms();t.uniformsList=Ia.seqWithValue(e.seq,t.uniforms)}return t.uniformsList}function Kt(t,e){const i=ot.get(t);i.outputColorSpace=e.outputColorSpace,i.batching=e.batching,i.batchingColor=e.batchingColor,i.instancing=e.instancing,i.instancingColor=e.instancingColor,i.instancingMorph=e.instancingMorph,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}Ht.setAnimationLoop((function(t){Ot&&Ot(t)})),"undefined"!=typeof self&&Ht.setContext(self),this.setAnimationLoop=function(t){Ot=t,Lt.setAnimationLoop(t),null===t?Ht.stop():Ht.start()},Lt.addEventListener("sessionstart",kt),Lt.addEventListener("sessionend",Gt),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;if(!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),null===e.parent&&!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),!0===Lt.enabled&&!0===Lt.isPresenting&&(!0===Lt.cameraAutoUpdate&&Lt.updateCamera(e),e=Lt.getCamera()),!0===t.isScene&&t.onBeforeRender(_,t,e,S),g=yt.get(t,v.length),g.init(e),v.push(g),z.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),O.setFromProjectionMatrix(z),G=this.localClippingEnabled,k=Et.init(this.clippingPlanes,G),m=_t.get(t,f.length),m.init(),f.push(m),!0===Lt.enabled&&!0===Lt.isPresenting){const t=_.xr.getDepthSensingMesh();null!==t&&zt(t,e,-1/0,_.sortObjects)}zt(t,e,0,_.sortObjects),m.finish(),!0===_.sortObjects&&m.sort(U,P),Y=!1===Lt.enabled||!1===Lt.isPresenting||!1===Lt.hasDepthSensing(),Y&&St.addToRenderList(m,t),this.info.render.frame++,!0===k&&Et.beginShadows();const i=g.state.shadowsArray;xt.render(i,t,e),!0===k&&Et.endShadows(),!0===this.info.autoReset&&this.info.reset();const n=m.opaque,r=m.transmissive;if(g.setupLights(),e.isArrayCamera){const i=e.cameras;if(r.length>0)for(let e=0,s=i.length;e<s;e++){Wt(n,r,t,i[e])}Y&&St.render(t);for(let e=0,n=i.length;e<n;e++){const n=i[e];Vt(m,t,n,n.viewport)}}else r.length>0&&Wt(n,r,t,e),Y&&St.render(t),Vt(m,t,e);null!==S&&(lt.updateMultisampleRenderTarget(S),lt.updateRenderTargetMipmap(S)),!0===t.isScene&&t.onAfterRender(_,t,e),bt.resetDefaultState(),C=-1,I=null,v.pop(),v.length>0?(g=v[v.length-1],!0===k&&Et.setGlobalState(_.clippingPlanes,g.state.camera)):g=null,f.pop(),m=f.length>0?f[f.length-1]:null},this.getActiveCubeFace=function(){return E},this.getActiveMipmapLevel=function(){return x},this.getRenderTarget=function(){return S},this.setRenderTargetTextures=function(t,e,i){ot.get(t.texture).__webglTexture=e,ot.get(t.depthTexture).__webglTexture=i;const n=ot.get(t);n.__hasExternalTextures=!0,n.__autoAllocateDepthBuffer=void 0===i,n.__autoAllocateDepthBuffer||!0===$.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=ot.get(t);i.__webglFramebuffer=e,i.__useDefaultFramebuffer=void 0===e},this.setRenderTarget=function(t,e=0,i=0){S=t,E=e,x=i;let n=!0,r=null,s=!1,a=!1;if(t){const o=ot.get(t);if(void 0!==o.__useDefaultFramebuffer)st.bindFramebuffer(Bt.FRAMEBUFFER,null),n=!1;else if(void 0===o.__webglFramebuffer)lt.setupRenderTarget(t);else if(o.__hasExternalTextures)lt.rebindTextures(t,ot.get(t.texture).__webglTexture,ot.get(t.depthTexture).__webglTexture);else if(t.depthBuffer){const e=t.depthTexture;if(o.__boundDepthTexture!==e){if(null!==e&&ot.has(e)&&(t.width!==e.image.width||t.height!==e.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");lt.setupDepthRenderbuffer(t)}}const l=t.texture;(l.isData3DTexture||l.isDataArrayTexture||l.isCompressedArrayTexture)&&(a=!0);const c=ot.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(r=Array.isArray(c[e])?c[e][i]:c[e],s=!0):r=t.samples>0&&!1===lt.useMultisampledRTT(t)?ot.get(t).__webglMultisampledFramebuffer:Array.isArray(c)?c[i]:c,w.copy(t.viewport),M.copy(t.scissor),b=t.scissorTest}else w.copy(N).multiplyScalar(L).floor(),M.copy(F).multiplyScalar(L).floor(),b=Q;if(st.bindFramebuffer(Bt.FRAMEBUFFER,r)&&n&&st.drawBuffers(t,r),st.viewport(w),st.scissor(M),st.setScissorTest(b),s){const n=ot.get(t.texture);Bt.framebufferTexture2D(Bt.FRAMEBUFFER,Bt.COLOR_ATTACHMENT0,Bt.TEXTURE_CUBE_MAP_POSITIVE_X+e,n.__webglTexture,i)}else if(a){const n=ot.get(t.texture),r=e||0;Bt.framebufferTextureLayer(Bt.FRAMEBUFFER,Bt.COLOR_ATTACHMENT0,n.__webglTexture,i||0,r)}C=-1},this.readRenderTargetPixels=function(t,e,i,n,r,s,a){if(!t||!t.isWebGLRenderTarget)return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let o=ot.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==a&&(o=o[a]),o){st.bindFramebuffer(Bt.FRAMEBUFFER,o);try{const a=t.texture,o=a.format,l=a.type;if(!tt.textureFormatReadable(o))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!tt.textureTypeReadable(l))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-r&&Bt.readPixels(e,i,n,r,Mt.convert(o),Mt.convert(l),s)}finally{const t=null!==S?ot.get(S).__webglFramebuffer:null;st.bindFramebuffer(Bt.FRAMEBUFFER,t)}}},this.readRenderTargetPixelsAsync=async function(t,e,i,n,r,s,a){if(!t||!t.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let o=ot.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==a&&(o=o[a]),o){const a=t.texture,l=a.format,c=a.type;if(!tt.textureFormatReadable(l))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!tt.textureTypeReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");if(e>=0&&e<=t.width-n&&i>=0&&i<=t.height-r){st.bindFramebuffer(Bt.FRAMEBUFFER,o);const t=Bt.createBuffer();Bt.bindBuffer(Bt.PIXEL_PACK_BUFFER,t),Bt.bufferData(Bt.PIXEL_PACK_BUFFER,s.byteLength,Bt.STREAM_READ),Bt.readPixels(e,i,n,r,Mt.convert(l),Mt.convert(c),0);const a=null!==S?ot.get(S).__webglFramebuffer:null;st.bindFramebuffer(Bt.FRAMEBUFFER,a);const h=Bt.fenceSync(Bt.SYNC_GPU_COMMANDS_COMPLETE,0);return Bt.flush(),await function(t,e,i){return new Promise((function(n,r){setTimeout((function s(){switch(t.clientWaitSync(e,t.SYNC_FLUSH_COMMANDS_BIT,0)){case t.WAIT_FAILED:r();break;case t.TIMEOUT_EXPIRED:setTimeout(s,i);break;default:n()}}),i)}))}(Bt,h,4),Bt.bindBuffer(Bt.PIXEL_PACK_BUFFER,t),Bt.getBufferSubData(Bt.PIXEL_PACK_BUFFER,0,s),Bt.deleteBuffer(t),Bt.deleteSync(h),s}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(t,e=null,i=0){!0!==t.isTexture&&(Ge("WebGLRenderer: copyFramebufferToTexture function signature has changed."),e=arguments[0]||null,t=arguments[1]);const n=Math.pow(2,-i),r=Math.floor(t.image.width*n),s=Math.floor(t.image.height*n),a=null!==e?e.x:0,o=null!==e?e.y:0;lt.setTexture2D(t,0),Bt.copyTexSubImage2D(Bt.TEXTURE_2D,i,0,0,a,o,r,s),st.unbindTexture()}

17,this.copyTextureToTexture=function(t,e,i=null,n=null,r=0){let s,a,o,l,c,h;!0!==t.isTexture&&(Ge("WebGLRenderer: copyTextureToTexture function signature has changed."),n=arguments[0]||null,t=arguments[1],e=arguments[2],r=arguments[3]||0,i=null),null!==i?(s=i.max.x-i.min.x,a=i.max.y-i.min.y,o=i.min.x,l=i.min.y):(s=t.image.width,a=t.image.height,o=0,l=0),null!==n?(c=n.x,h=n.y):(c=0,h=0);const u=Mt.convert(e.format),d=Mt.convert(e.type);lt.setTexture2D(e,0),Bt.pixelStorei(Bt.UNPACK_FLIP_Y_WEBGL,e.flipY),Bt.pixelStorei(Bt.UNPACK_PREMULTIPLY_ALPHA_WEBGL,e.premultiplyAlpha),Bt.pixelStorei(Bt.UNPACK_ALIGNMENT,e.unpackAlignment);const A=Bt.getParameter(Bt.UNPACK_ROW_LENGTH),p=Bt.getParameter(Bt.UNPACK_IMAGE_HEIGHT),m=Bt.getParameter(Bt.UNPACK_SKIP_PIXELS),g=Bt.getParameter(Bt.UNPACK_SKIP_ROWS),f=Bt.getParameter(Bt.UNPACK_SKIP_IMAGES),v=t.isCompressedTexture?t.mipmaps[r]:t.image;Bt.pixelStorei(Bt.UNPACK_ROW_LENGTH,v.width),Bt.pixelStorei(Bt.UNPACK_IMAGE_HEIGHT,v.height),Bt.pixelStorei(Bt.UNPACK_SKIP_PIXELS,o),Bt.pixelStorei(Bt.UNPACK_SKIP_ROWS,l),t.isDataTexture?Bt.texSubImage2D(Bt.TEXTURE_2D,r,c,h,s,a,u,d,v.data):t.isCompressedTexture?Bt.compressedTexSubImage2D(Bt.TEXTURE_2D,r,c,h,v.width,v.height,u,v.data):Bt.texSubImage2D(Bt.TEXTURE_2D,r,c,h,s,a,u,d,v),Bt.pixelStorei(Bt.UNPACK_ROW_LENGTH,A),Bt.pixelStorei(Bt.UNPACK_IMAGE_HEIGHT,p),Bt.pixelStorei(Bt.UNPACK_SKIP_PIXELS,m),Bt.pixelStorei(Bt.UNPACK_SKIP_ROWS,g),Bt.pixelStorei(Bt.UNPACK_SKIP_IMAGES,f),0===r&&e.generateMipmaps&&Bt.generateMipmap(Bt.TEXTURE_2D),st.unbindTexture()},this.copyTextureToTexture3D=function(t,e,i=null,n=null,r=0){let s,a,o,l,c,h,u,d,A;!0!==t.isTexture&&(Ge("WebGLRenderer: copyTextureToTexture3D function signature has changed."),i=arguments[0]||null,n=arguments[1]||null,t=arguments[2],e=arguments[3],r=arguments[4]||0);const p=t.isCompressedTexture?t.mipmaps[r]:t.image;null!==i?(s=i.max.x-i.min.x,a=i.max.y-i.min.y,o=i.max.z-i.min.z,l=i.min.x,c=i.min.y,h=i.min.z):(s=p.width,a=p.height,o=p.depth,l=0,c=0,h=0),null!==n?(u=n.x,d=n.y,A=n.z):(u=0,d=0,A=0);const m=Mt.convert(e.format),g=Mt.convert(e.type);let f;if(e.isData3DTexture)lt.setTexture3D(e,0),f=Bt.TEXTURE_3D;else{if(!e.isDataArrayTexture&&!e.isCompressedArrayTexture)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");lt.setTexture2DArray(e,0),f=Bt.TEXTURE_2D_ARRAY}Bt.pixelStorei(Bt.UNPACK_FLIP_Y_WEBGL,e.flipY),Bt.pixelStorei(Bt.UNPACK_PREMULTIPLY_ALPHA_WEBGL,e.premultiplyAlpha),Bt.pixelStorei(Bt.UNPACK_ALIGNMENT,e.unpackAlignment);const v=Bt.getParameter(Bt.UNPACK_ROW_LENGTH),_=Bt.getParameter(Bt.UNPACK_IMAGE_HEIGHT),y=Bt.getParameter(Bt.UNPACK_SKIP_PIXELS),E=Bt.getParameter(Bt.UNPACK_SKIP_ROWS),x=Bt.getParameter(Bt.UNPACK_SKIP_IMAGES);Bt.pixelStorei(Bt.UNPACK_ROW_LENGTH,p.width),Bt.pixelStorei(Bt.UNPACK_IMAGE_HEIGHT,p.height),Bt.pixelStorei(Bt.UNPACK_SKIP_PIXELS,l),Bt.pixelStorei(Bt.UNPACK_SKIP_ROWS,c),Bt.pixelStorei(Bt.UNPACK_SKIP_IMAGES,h),t.isDataTexture||t.isData3DTexture?Bt.texSubImage3D(f,r,u,d,A,s,a,o,m,g,p.data):e.isCompressedArrayTexture?Bt.compressedTexSubImage3D(f,r,u,d,A,s,a,o,m,p.data):Bt.texSubImage3D(f,r,u,d,A,s,a,o,m,g,p),Bt.pixelStorei(Bt.UNPACK_ROW_LENGTH,v),Bt.pixelStorei(Bt.UNPACK_IMAGE_HEIGHT,_),Bt.pixelStorei(Bt.UNPACK_SKIP_PIXELS,y),Bt.pixelStorei(Bt.UNPACK_SKIP_ROWS,E),Bt.pixelStorei(Bt.UNPACK_SKIP_IMAGES,x),0===r&&e.generateMipmaps&&Bt.generateMipmap(f),st.unbindTexture()},this.initRenderTarget=function(t){void 0===ot.get(t).__webglFramebuffer&&lt.setupRenderTarget(t)},this.initTexture=function(t){t.isCubeTexture?lt.setTextureCube(t,0):t.isData3DTexture?lt.setTexture3D(t,0):t.isDataArrayTexture||t.isCompressedArrayTexture?lt.setTexture2DArray(t,0):lt.setTexture2D(t,0),st.unbindTexture()},this.resetState=function(){E=0,x=0,S=null,st.reset(),bt.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return ye}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(t){this._outputColorSpace=t;const e=this.getContext();e.drawingBufferColorSpace=t===ne?"display-p3":"srgb",e.unpackColorSpace=qe.workingColorSpace===re?"display-p3":"srgb"}}class wo extends dn{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new ji,this.environmentIntensity=1,this.environmentRotation=new ji,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,this.backgroundRotation.copy(t.backgroundRotation),this.environmentIntensity=t.environmentIntensity,this.environmentRotation.copy(t.environmentRotation),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.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}class Mo{constructor(t,e){this.isInterleavedBuffer=!0,this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=ve,this.updateRanges=[],this.version=0,this.uuid=Me()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}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,r=this.stride;n<r;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=Me()),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=Me()),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 bo=new li;class To{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;e++)bo.fromBufferAttribute(this,e),bo.applyMatrix4(t),this.setXYZ(e,bo.x,bo.y,bo.z);return this}applyNormalMatrix(t){for(let e=0,i=this.count;e<i;e++)bo.fromBufferAttribute(this,e),bo.applyNormalMatrix(t),this.setXYZ(e,bo.x,bo.y,bo.z);return this}transformDirection(t){for(let e=0,i=this.count;e<i;e++)bo.fromBufferAttribute(this,e),bo.transformDirection(t),this.setXYZ(e,bo.x,bo.y,bo.z);return this}getComponent(t,e){let i=this.array[t*this.data.stride+this.offset+e];return this.normalized&&(i=Re(i,this.array)),i}setComponent(t,e,i){return this.normalized&&(i=De(i,this.array)),this.data.array[t*this.data.stride+this.offset+e]=i,this}setX(t,e){return this.normalized&&(e=De(e,this.array)),this.data.array[t*this.data.stride+this.offset]=e,this}setY(t,e){return this.normalized&&(e=De(e,this.array)),this.data.array[t*this.data.stride+this.offset+1]=e,this}setZ(t,e){return this.normalized&&(e=De(e,this.array)),this.data.array[t*this.data.stride+this.offset+2]=e,this}setW(t,e){return this.normalized&&(e=De(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=Re(e,this.array)),e}getY(t){let e=this.data.array[t*this.data.stride+this.offset+1];return this.normalized&&(e=Re(e,this.array)),e}getZ(t){let e=this.data.array[t*this.data.stride+this.offset+2];return this.normalized&&(e=Re(e,this.array)),e}getW(t){let e=this.data.array[t*this.data.stride+this.offset+3];return this.normalized&&(e=Re(e,this.array)),e}setXY(t,e,i){return t=t*this.data.stride+this.offset,this.normalized&&(e=De(e,this.array),i=De(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=De(e,this.array),i=De(i,this.array),n=De(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,r){return t=t*this.data.stride+this.offset,this.normalized&&(e=De(e,this.array),i=De(i,this.array),n=De(n,this.array),r=De(r,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]=r,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 Gn(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 To(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 Bo=new li,Ro=new ii,Do=new ii,Lo=new li,Uo=new Qi,Po=new li,No=new Ti,Fo=new Qi,Qo=new Fi;class Oo extends hr{constructor(t,e){super(t,e),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=L,this.bindMatrix=new Qi,this.bindMatrixInverse=new Qi,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const t=this.geometry;null===this.boundingBox&&(this.boundingBox=new ui),this.boundingBox.makeEmpty();const e=t.getAttribute("position");for(let t=0;t<e.count;t++)this.getVertexPosition(t,Po),this.boundingBox.expandByPoint(Po)}computeBoundingSphere(){const t=this.geometry;null===this.boundingSphere&&(this.boundingSphere=new Ti),this.boundingSphere.makeEmpty();const e=t.getAttribute("position");for(let t=0;t<e.count;t++)this.getVertexPosition(t,Po),this.boundingSphere.expandByPoint(Po)}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,null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this}raycast(t,e){const i=this.material,n=this.matrixWorld;void 0!==i&&(null===this.boundingSphere&&this.computeBoundingSphere(),No.copy(this.boundingSphere),No.applyMatrix4(n),!1!==t.ray.intersectsSphere(No)&&(Fo.copy(n).invert(),Qo.copy(t.ray).applyMatrix4(Fo),null!==this.boundingBox&&!1===Qo.intersectsBox(this.boundingBox)||this._computeIntersections(t,e,Qo)))}getVertexPosition(t,e){return super.getVertexPosition(t,e),this.applyBoneTransform(t,e),e}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 ii,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),this.bindMode===L?this.bindMatrixInverse.copy(this.matrixWorld).invert():"detached"===this.bindMode?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(t,e){const i=this.skeleton,n=this.geometry;Ro.fromBufferAttribute(n.attributes.skinIndex,t),Do.fromBufferAttribute(n.attributes.skinWeight,t),Bo.copy(e).applyMatrix4(this.bindMatrix),e.set(0,0,0);for(let t=0;t<4;t++){const n=Do.getComponent(t);if(0!==n){const r=Ro.getComponent(t);Uo.multiplyMatrices(i.bones[r].matrixWorld,i.boneInverses[r]),e.addScaledVector(Lo.copy(Bo).applyMatrix4(Uo),n)}}return e.applyMatrix4(this.bindMatrixInverse)}}class ko extends dn{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Go extends ei{constructor(t=null,e=1,i=1,n,r,s,a,o,l=1003,c=1003,h,u){super(null,s,a,o,l,c,n,r,h,u),this.isDataTexture=!0,this.image={data:t,width:e,height:i},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Ho=new Qi,zo=new Qi;class Vo{constructor(t=[],e=[]){this.uuid=Me(),this.bones=t.slice(0),this.boneInverses=e,this.boneMatrices=null,this.boneTexture=null,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 Qi)}}calculateInverses(){this.boneInverses.length=0;for(let t=0,e=this.bones.length;t<e;t++){const e=new Qi;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,r=t.length;n<r;n++){const r=t[n]?t[n].matrixWorld:zo;Ho.multiplyMatrices(r,e[n]),Ho.toArray(i,16*n)}null!==n&&(n.needsUpdate=!0)}clone(){return new Vo(this.bones,this.boneInverses)}computeBoneTexture(){let t=Math.sqrt(4*this.bones.length);t=4*Math.ceil(t/4),t=Math.max(t,4);const e=new Float32Array(t*t*4);e.set(this.boneMatrices);const i=new Go(e,t,t,at,tt);return i.needsUpdate=!0,this.boneMatrices=e,this.boneTexture=i,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 r=e[n];void 0===r&&(console.warn("THREE.Skeleton: No bone found with UUID:",n),r=new ko),this.bones.push(r),this.boneInverses.push((new Qi).fromArray(t.boneInverses[i]))}return this.init(),this}toJSON(){const t={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};t.uuid=this.uuid;const e=this.bones,i=this.boneInverses;for(let n=0,r=e.length;n<r;n++){const r=e[n];t.bones.push(r.uuid);const s=i[n];t.boneInverses.push(s.toArray())}return t}}class Wo extends Gn{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 qo=new Qi,Xo=new Qi,jo=[],Yo=new ui,Ko=new Qi,Jo=new hr,$o=new Ti;class Zo extends hr{constructor(t,e,i){super(t,e),this.isInstancedMesh=!0,this.instanceMatrix=new Wo(new Float32Array(16*i),16),this.instanceColor=null,this.morphTexture=null,this.count=i,this.boundingBox=null,this.boundingSphere=null;for(let t=0;t<i;t++)this.setMatrixAt(t,Ko)}computeBoundingBox(){const t=this.geometry,e=this.count;null===this.boundingBox&&(this.boundingBox=new ui),null===t.boundingBox&&t.computeBoundingBox(),this.boundingBox.makeEmpty();for(let i=0;i<e;i++)this.getMatrixAt(i,qo),Yo.copy(t.boundingBox).applyMatrix4(qo),this.boundingBox.union(Yo)}computeBoundingSphere(){const t=this.geometry,e=this.count;null===this.boundingSphere&&(this.boundingSphere=new Ti),null===t.boundingSphere&&t.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let i=0;i<e;i++)this.getMatrixAt(i,qo),$o.copy(t.boundingSphere).applyMatrix4(qo),this.boundingSphere.union($o)}copy(t,e){return super.copy(t,e),this.instanceMatrix.copy(t.instanceMatrix),null!==t.morphTexture&&(this.morphTexture=t.morphTexture.clone()),null!==t.instanceColor&&(this.instanceColor=t.instanceColor.clone()),this.count=t.count,null!==t.boundingBox&&

17(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this}getColorAt(t,e){e.fromArray(this.instanceColor.array,3*t)}getMatrixAt(t,e){e.fromArray(this.instanceMatrix.array,16*t)}getMorphAt(t,e){const i=e.morphTargetInfluences,n=this.morphTexture.source.data.data,r=t*(i.length+1)+1;for(let t=0;t<i.length;t++)i[t]=n[r+t]}raycast(t,e){const i=this.matrixWorld,n=this.count;if(Jo.geometry=this.geometry,Jo.material=this.material,void 0!==Jo.material&&(null===this.boundingSphere&&this.computeBoundingSphere(),$o.copy(this.boundingSphere),$o.applyMatrix4(i),!1!==t.ray.intersectsSphere($o)))for(let r=0;r<n;r++){this.getMatrixAt(r,qo),Xo.multiplyMatrices(i,qo),Jo.matrixWorld=Xo,Jo.raycast(t,jo);for(let t=0,i=jo.length;t<i;t++){const i=jo[t];i.instanceId=r,i.object=this,e.push(i)}jo.length=0}}setColorAt(t,e){null===this.instanceColor&&(this.instanceColor=new Wo(new Float32Array(3*this.instanceMatrix.count).fill(1),3)),e.toArray(this.instanceColor.array,3*t)}setMatrixAt(t,e){e.toArray(this.instanceMatrix.array,16*t)}setMorphAt(t,e){const i=e.morphTargetInfluences,n=i.length+1;null===this.morphTexture&&(this.morphTexture=new Go(new Float32Array(n*this.count),n,this.count,ct,tt));const r=this.morphTexture.source.data.data;let s=0;for(let t=0;t<i.length;t++)s+=i[t];const a=this.geometry.morphTargetsRelative?1:1-s,o=n*t;r[o]=a,r.set(i,o+1)}updateMorphTargets(){}dispose(){return this.dispatchEvent({type:"dispose"}),null!==this.morphTexture&&(this.morphTexture.dispose(),this.morphTexture=null),this}}class tl extends Un{constructor(t){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Rn(16777215),this.map=null,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.map=t.map,this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.fog=t.fog,this}}const el=new li,il=new li,nl=new Qi,rl=new Fi,sl=new Ti,al=new li,ol=new li;class ll extends dn{constructor(t=new $n,e=new tl){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=Array.isArray(t.material)?t.material.slice():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++)el.fromBufferAttribute(e,t-1),il.fromBufferAttribute(e,t),i[t]=i[t-1],i[t]+=el.distanceTo(il);t.setAttribute("lineDistance",new Vn(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,r=t.params.Line.threshold,s=i.drawRange;if(null===i.boundingSphere&&i.computeBoundingSphere(),sl.copy(i.boundingSphere),sl.applyMatrix4(n),sl.radius+=r,!1===t.ray.intersectsSphere(sl))return;nl.copy(n).invert(),rl.copy(t.ray).applyMatrix4(nl);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=this.isLineSegments?2:1,c=i.index,h=i.attributes.position;if(null!==c){const i=Math.max(0,s.start),n=Math.min(c.count,s.start+s.count);for(let r=i,s=n-1;r<s;r+=l){const i=c.getX(r),n=c.getX(r+1),s=cl(this,t,rl,o,i,n);s&&e.push(s)}if(this.isLineLoop){const r=c.getX(n-1),s=c.getX(i),a=cl(this,t,rl,o,r,s);a&&e.push(a)}}else{const i=Math.max(0,s.start),n=Math.min(h.count,s.start+s.count);for(let r=i,s=n-1;r<s;r+=l){const i=cl(this,t,rl,o,r,r+1);i&&e.push(i)}if(this.isLineLoop){const r=cl(this,t,rl,o,n-1,i);r&&e.push(r)}}}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 cl(t,e,i,n,r,s){const a=t.geometry.attributes.position;el.fromBufferAttribute(a,r),il.fromBufferAttribute(a,s);if(i.distanceSqToSegment(el,il,al,ol)>n)return;al.applyMatrix4(t.matrixWorld);const o=e.ray.origin.distanceTo(al);return o<e.near||o>e.far?void 0:{distance:o,point:ol.clone().applyMatrix4(t.matrixWorld),index:r,face:null,faceIndex:null,barycoord:null,object:t}}const hl=new li,ul=new li;class dl extends ll{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)hl.fromBufferAttribute(e,t),ul.fromBufferAttribute(e,t+1),i[t]=0===t?0:i[t-1],i[t+1]=i[t]+hl.distanceTo(ul);t.setAttribute("lineDistance",new Vn(i,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class Al extends ll{constructor(t,e){super(t,e),this.isLineLoop=!0,this.type="LineLoop"}}class pl extends Un{constructor(t){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Rn(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 ml=new Qi,gl=new Fi,fl=new Ti,vl=new li;class _l extends dn{constructor(t=new $n,e=new pl){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=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}raycast(t,e){const i=this.geometry,n=this.matrixWorld,r=t.params.Points.threshold,s=i.drawRange;if(null===i.boundingSphere&&i.computeBoundingSphere(),fl.copy(i.boundingSphere),fl.applyMatrix4(n),fl.radius+=r,!1===t.ray.intersectsSphere(fl))return;ml.copy(n).invert(),gl.copy(t.ray).applyMatrix4(ml);const a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=i.index,c=i.attributes.position;if(null!==l){for(let i=Math.max(0,s.start),r=Math.min(l.count,s.start+s.count);i<r;i++){const r=l.getX(i);vl.fromBufferAttribute(c,r),yl(vl,r,o,n,t,e,this)}}else{for(let i=Math.max(0,s.start),r=Math.min(c.count,s.start+s.count);i<r;i++)vl.fromBufferAttribute(c,i),yl(vl,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 yl(t,e,i,n,r,s,a){const o=gl.distanceSqToPoint(t);if(o<i){const i=new li;gl.closestPointToPoint(t,i),i.applyMatrix4(n);const l=r.ray.origin.distanceTo(i);if(l<r.near||l>r.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class El extends ei{constructor(t,e,i,n,r,s,a,o,l){super(t,e,i,n,r,s,a,o,l),this.isVideoTexture=!0,this.minFilter=void 0!==s?s:W,this.magFilter=void 0!==r?r:W,this.generateMipmaps=!1;const c=this;"requestVideoFrameCallback"in t&&t.requestVideoFrameCallback((function e(){c.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 xl extends ei{constructor(t,e,i,n,r,s,a,o,l,c,h,u){super(null,s,a,o,l,c,n,r,h,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class Sl extends xl{constructor(t,e,i,n,r,s){super(t,e,i,r,s),this.isCompressedArrayTexture=!0,this.image.depth=n,this.wrapR=k,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}}class Cl extends xl{constructor(t,e,i){super(void 0,t[0].width,t[0].height,e,i,P),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=t}}class Il extends ei{constructor(t,e,i,n,r,s,a,o,l){super(t,e,i,n,r,s,a,o,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class wl extends $n{constructor(t=1,e=32,i=16,n=0,r=2*Math.PI,s=0,a=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:i,phiStart:n,phiLength:r,thetaStart:s,thetaLength:a},e=Math.max(3,Math.floor(e)),i=Math.max(2,Math.floor(i));const o=Math.min(s+a,Math.PI);let l=0;const c=[],h=new li,u=new li,d=[],A=[],p=[],m=[];for(let d=0;d<=i;d++){const g=[],f=d/i;let v=0;0===d&&0===s?v=.5/e:d===i&&o===Math.PI&&(v=-.5/e);for(let i=0;i<=e;i++){const o=i/e;h.x=-t*Math.cos(n+o*r)*Math.sin(s+f*a),h.y=t*Math.cos(s+f*a),h.z=t*Math.sin(n+o*r)*Math.sin(s+f*a),A.push(h.x,h.y,h.z),u.copy(h).normalize(),p.push(u.x,u.y,u.z),m.push(o+v,1-f),g.push(l++)}c.push(g)}for(let t=0;t<i;t++)for(let n=0;n<e;n++){const e=c[t][n+1],r=c[t][n],a=c[t+1][n],l=c[t+1][n+1];(0!==t||s>0)&&d.push(e,r,l),(t!==i-1||o<Math.PI)&&d.push(r,a,l)}this.setIndex(d),this.setAttribute("position",new Vn(A,3)),this.setAttribute("normal",new Vn(p,3)),this.setAttribute("uv",new Vn(m,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new wl(t.radius,t.widthSegments,t.heightSegments,t.phiStart,t.phiLength,t.thetaStart,t.thetaLength)}}class Ml extends Un{constructor(t){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new Rn(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 Rn(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ue(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new ji,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.envMapRotation.copy(t.envMapRotation),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 bl extends Ml{constructor(t){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new Ue(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return be(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 Rn(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 Rn(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Rn(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(t)}get anisotropy(){return this._anisotropy}set anisotropy(t){this._anisotropy>0!=t>0&&this.version++,this._anisotropy=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 dispersion(){return this._dispersion}set dispersion(t){this._dispersion>0!=t>0&&this.version++,this._dispersion=t}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=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.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,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.dispersion=t.dispersion,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 Tl(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 Bl(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 Rl(t,e,i){const n=t.length,r=new t.constructor(n);for(let s=0,a=0;a!==n;++s){const n=i[s]*e;for(let i=0;i!==e;++i)r[a++]=t[n+i]}return r}function Dl(t,e,i,n){let r=1,s=t[0];for(;void 0!==s&&void 0===s[n];)s=t[r++];if(void 0===s)return;let a=s[n];if(void 0!==a)if(Array.isArray(a))do{a=s[n],void 0!==a&&(e.push(s.time),i.push.apply(i,a)),s=t[r++]}while(void 0!==s);else if(void 0!==a.toArray)do{a=s[n],void 0!==a&&(e.push(s.time),a.toArray(i,i.length)),s=t[r++]}while(void 0!==s);else do{a=s[n],void 0!==a&&(e.push(s.time),i.push(a)),s=t[r++]}while(void 0!==s)}class Ll{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],r=e[i-1];t:{e:{let s;i:{n:if(!(t<n)){for(let s=i+2;;){if(void 0===n){if(t<r)break n;return i=e.length,this._cachedIndex=i,this.copySampleValue_(i-1)}if(i===s)break;if(r=n,n=e[++i],t<n)break e}s=e.length;break i}if(t>=r)break t;{const a=e[1];t<a&&(i=2,r=a);for(let s=i-2;;){if(void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(i===s)break;if(n=r,r=e[--i-1],t>=r)break e}s=i,i=0}}for(;i<s;){const n=i+s>>>1;t<e[n]?s=n:i=n+1}if(n=e[i],r=e[i-1],void 0===r)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,r,n)}return this.interpolate_(i,r,t,n)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(t){const e=this.resultBuffer,i=this.sampleValues,n=this.valueSize,r=t*n;for(let t=0;t!==n;++t)e[t]=i[r+t];return e}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class Ul extends Ll{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:Kt,endingEnd:Kt}}intervalChanged_(t,e,i){const n=this.parameterPositions;let r=t-2,s=t+1,a=n[r],o=n[s];if(void 0===a)switch(this.getSettings_().endingStart){case Jt:r=t,a=2*e-i;break;case $t:r=n.length-2,a=e+n[r]-n[r+1];break;default:r=t,a=i}if(void 0===o)switch(this.getSettings_().endingEnd){case Jt:s=t,o=2*i-e;break;case $t:s=1,o=i+n[1]-n[0];break;default:s=t-1,o=e}const l=.5*(i-e),c=this.valueSize;this._weightPrev=l/(e-a),this._weightNext=l/(o-i),this._offsetPrev=r*c,this._offsetNext=s*c}interpolate_(t,e,i,n){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=t*a,l=o-a,c=this._offsetPrev,h=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,_=d*m-d*p;for(let t=0;t!==a;++t)r[t]=g*s[c+t]+f*s[l+t]+v*s[o+t]+_*s[h+t];return r}}class Pl extends Ll{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t,e,i,n){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=t*a,l=o-a,c=(i-e)/(n-e),h=1-c;for(let t=0;t!==a;++t)r[t]=s[l+t]*h+s[o+t]*c;return r}}class Nl extends Ll{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t){return this.copySampleValue_(t-1)}}class Fl{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=Tl(e,this.TimeBufferType),this.values=Tl(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:Tl(t.times,Array),values:Tl(t.values,Array)};const e=t.getInterpolation();e!==t.DefaultInterpolation&&(i.interpolation=e)}return i.type=t.ValueTypeName,i}InterpolantFactoryMethodDiscrete(t){return new Nl(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodLinear(t){return new Pl(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodSmooth(t){return new Ul(this.times,this.values,this.getValueSize(),t)}setInterpolation(t){let e;switch(t){case Xt:e=this.InterpolantFactoryMethodDiscrete;break;case jt:e=this.InterpolantFactoryMethodLinear;break;case Yt: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 Xt;case this.InterpolantFactoryMethodLinear:return jt;case this.InterpolantFactoryMethodSmooth:return Yt}}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 r=0,s=n-1;for(;r!==n&&i[r]<t;)++r;for(;-1!==s&&i[s]>e;)--s;if(++s,0!==r||s!==n){r>=s&&(s=Math.max(s,1),r=s-1);const t=this.getValueSize();this.times=i.slice(r,s),this.values=this.values.slice(r*t,s*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,r=i.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let s=null;for(let e=0;e!==r;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!==s&&s>n){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,n,s),t=!1;break}s=n}if(void 0!==n&&(a=n,ArrayBuffer.isView(a)&&!(a instanceof DataView)))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}}var a;return t}optimize(){const t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),n=this.getInterpolation()===Yt,r=t.length-1;let s=1;for(let a=1;a<r;++a){let r=!1;const o=t[a];if(o!==t[a+1]&&(1!==a||o!==t[0]))if(n)r=!0;else{const t=a*i,n=t-i,s=t+i;for(let a=0;a!==i;++a){const i=e[t+a];if(i!==e[n+a]||i!==e[s+a]){r=!0;break}}}if(r){if(a!==s){t[s]=t[a];const n=a*i,r=s*i;for(let t=0;t!==i;++t)e[r+t]=e[n+t]}++s}}if(r>0){t[s]=t[r];for(let t=r*i,n=s*i,a=0;a!==i;++a)e[n+a]=e[t+a];++s}return s!==t.length?(this.times=t.slice(0,s),this.values=e.slice(0,s*i)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}Fl.prototype.TimeBufferType=Float32Array,Fl.prototype.ValueBufferType=Float32Array,Fl.prototype.DefaultInterpolation=jt;class Ql extends Fl{constructor(t,e,i){super(t,e,i)}}Ql.prototype.ValueTypeName="bool",Ql.prototype.ValueBufferType=Array,Ql.prototype.DefaultInterpolation=Xt,Ql.prototype.InterpolantFactoryMethodLinear=void 0,Ql.prototype.InterpolantFactoryMethodSmooth=void 0;class Ol extends Fl{}Ol.prototype.ValueTypeName="color";class kl extends Fl{}kl.prototype.ValueTypeName="number";class Gl extends Ll{constructor(t,e,i,n){super(t,e,i,n)}interpolate_(t,e,i,n){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(i-e)/(n-e);let l=t*a;for(let t=l+a;l!==t;l+=4)oi.slerpFlat(r,0,s,l-a,s,l,o);return r}}class Hl extends Fl{InterpolantFactoryMethodLinear(t){return new Gl(this.times,this.values,this.getValueSize(),t)}}Hl.prototype.ValueTypeName="quaternion",Hl.prototype.InterpolantFactoryMethodSmooth=void 0;class zl extends Fl{constructor(t,e,i){super(t,e,i)}}zl.prototype.ValueTypeName="string",zl.prototype.ValueBufferType=Array,zl.prototype.DefaultInterpolation=Xt,zl.prototype.InterpolantFactoryMethodLinear=void 0,zl.prototype.InterpolantFactoryMethodSmooth=void 0;class Vl extends Fl{}Vl.prototype.ValueTypeName="vector";class Wl{constructor(t="",e=-1,i=[],n=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=n,this.uuid=Me(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,n=1/(t.fps||1);for(let t=0,r=i.length;t!==r;++t)e.push(ql(i[t]).scale(n));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r}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(Fl.toJSON(i[t]));return n}static CreateFromMorphTargetSequence(t,e,i,n){const r=e.length,s=[];for(let t=0;t<r;t++){let a=[],o=[];a.push((t+r-1)%r,t,(t+1)%r),o.push(0,1,0);const l=Bl(a);a=Rl(a,1,l),o=Rl(o,1,l),n||0!==a[0]||(a.push(r),o.push(o[0])),s.push(new kl(".morphTargetInfluences["+e[t].name+"]",a,o).scale(1/i))}return new this(t,-1,s)}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={},r=/^([\w-]*?)([\d]+)$/;for(let e=0,i=t.length;e<i;e++){const i=t[e],s=i.name.match(r);if(s&&s.length>1){const t=s[1];let e=n[t];e||(n[t]=e=[]),e.push(i)}}const s=[];for(const t in n)s.push(this.CreateFromMorphTargetSequence(t,n[t],e,i));return s}static parseAnimation(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const i=function(t,e,i,n,r){if(0!==i.length){const s=[],a=[];Dl(i,s,a,n),0!==s.length&&r.push(new t(e,s,a))}},n=[],r=t.name||"default",s=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let t=0;t<l.length;t++){const r=l[t].keys;if(r&&0!==r.length)if(r[0].morphTargets){const t={};let e;for(e=0;e<r.length;e++)if(r[e].morphTargets)for(let i=0;i<r[e].morphTargets.length;i++)t[r[e].morphTargets[i]]=-1;for(const i in t){const t=[],s=[];for(let n=0;n!==r[e].morphTargets.length;++n){const n=r[e];t.push(n.time),s.push(n.morphTarget===i?1:0)}n.push(new kl(".morphTargetInfluence["+i+"]",t,s))}o=t.length*s}else{const s=".bones["+e[t].name+"]";i(Vl,s+".position",r,"pos",n),i(Hl,s+".quaternion",r,"rot",n),i(Vl,s+".scale",r,"scl",n)}}if(0===n.length)return null;return new this(r,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 ql(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 kl;case"vector":case"vector2":case"vector3":case"vector4":return Vl;case"color":return Ol;case"quaternion":return Hl;case"bool":case"boolean":return Ql;case"string":return zl}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+t)}(t.type);if(void 0===t.times){const e=[],i=[];Dl(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 Xl={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 jl{constructor(t,e,i){const n=this;let r,s=!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===s&&void 0!==n.onStart&&n.onStart(t,a,o),s=!0},this.itemEnd=function(t){a++,void 0!==n.onProgress&&n.onProgress(t,a,o),a===o&&(s=!1,void 0!==n.onLoad&&n.onLoad())},this.itemError=function(t){void 0!==n.onError&&n.onError(t)},this.resolveURL=function(t){return r?r(t):t},this.setURLModifier=function(t){return r=t,this},this.addHandler=function(t,e){return l.push(t,e),this},this.removeHandler=function(t){const e=l.indexOf(t);return-1!==e&&l.splice(e,2),this},this.getHandler=function(t){for(let e=0,i=l.length;e<i;e+=2){const i=l[e],n=l[e+1];if(i.global&&(i.lastIndex=0),i.test(t))return n}return null}}}const Yl=new jl;class Kl{constructor(t){this.manager=void 0!==t?t:Yl,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(t,e){const i=this;return new Promise((function(n,r){i.load(t,n,e,r)}))}parse(){}setCrossOrigin(t){return this.crossOrigin=t,this}setWithCredentials(t){return this.withCredentials=t,this}setPath(t){return this.path=t,this}setResourcePath(t){return this.resourcePath=t,this}setRequestHeader(t){return this.requestHeader=t,this}}Kl.DEFAULT_MATERIAL_NAME="__DEFAULT";const Jl={};class $l extends Error{constructor(t,e){super(t),this.response=e}}class Zl extends Kl{constructor(t){super(t)}load(t,e,i,n){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=Xl.get(t);if(void 0!==r)return this.manager.itemStart(t),setTimeout((()=>{e&&e(r),this.manager.itemEnd(t)}),0),r;if(void 0!==Jl[t])return void Jl[t].push({onLoad:e,onProgress:i,onError:n});Jl[t]=[],Jl[t].push({onLoad:e,onProgress:i,onError:n});const s=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,o=this.responseType;fetch(s).then((e=>{if(200===e.status||0===e.status){if(0===e.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const i=Jl[t],n=e.body.getReader(),r=e.headers.get("X-File-Size")||e.headers.get("Content-Length"),s=r?parseInt(r):0,a=0!==s;let o=0;const l=new ReadableStream({start(t){!function e(){n.read().then((({done:n,value:r})=>{if(n)t.close();else{o+=r.byteLength;const n=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:s});for(let t=0,e=i.length;t<e;t++){const e=i[t];e.onProgress&&e.onProgress(n)}t.enqueue(r),e()}}),(e=>{t.error(e)}))}()}});return new Response(l)}throw new $l(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`,e)})).then((t=>{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then((t=>(new DOMParser).parseFromString(t,a)));case"json":return t.json();default:if(void 0===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i.exec(a),i=e&&e[1]?e[1].toLowerCase():void 0,n=new TextDecoder(i);return t.arrayBuffer().then((t=>n.decode(t)))}}})).then((e=>{Xl.add(t,e);const i=Jl[t];delete Jl[t];for(let t=0,n=i.length;t<n;t++){const n=i[t];n.onLoad&&n.onLoad(e)}})).catch((e=>{const i=Jl[t];if(void 0===i)throw this.manager.itemError(t),e;delete Jl[t];for(let t=0,n=i.length;t<n;t++){const 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 tc extends Kl{constructor(t){super(t)}load(t,e,i,n){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,s=Xl.get(t);if(void 0!==s)return r.manager.itemStart(t),setTimeout((function(){e&&e(s),r.manager.itemEnd(t)}),0),s;const a=Qe("img");function o(){c(),Xl.add(t,this),e&&e(this),r.manager.itemEnd(t)}function l(e){c(),n&&n(e),r.manager.itemError(t),r.manager.itemEnd(t)}function c(){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),r.manager.itemStart(t),a.src=t,a}}class ec extends Kl{constructor(t){super(t)}load(t,e,i,n){const r=this,s=new Go,a=new Zl(this.manager);return a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setPath(this.path),a.setWithCredentials(r.withCredentials),a.load(t,(function(t){let i;try{i=r.parse(t)}catch(t){if(void 0===n)return void console.error(t);n(t)}void 0!==i.image?s.image=i.image:void 0!==i.data&&(s.image.width=i.width,s.image.height=i.height,s.image.data=i.data),s.wrapS=void 0!==i.wrapS?i.wrapS:k,s.wrapT=void 0!==i.wrapT?i.wrapT:k,s.magFilter=void 0!==i.magFilter?i.magFilter:W,s.minFilter=void 0!==i.minFilter?i.minFilter:W,s.anisotropy=void 0!==i.anisotropy?i.anisotropy:1,void 0!==i.colorSpace&&(s.colorSpace=i.colorSpace),void 0!==i.flipY&&(s.flipY=i.flipY),void 0!==i.format&&(s.format=i.format),void 0!==i.type&&(s.type=i.type),void 0!==i.mipmaps&&(s.mipmaps=i.mipmaps,s.minFilter=X),1===i.mipmapCount&&(s.minFilter=W),void 0!==i.generateMipmaps&&(s.generateMipmaps=i.generateMipmaps),s.needsUpdate=!0,e&&e(s,i)}),i,n),s}}class ic extends Kl{constructor(t){super(t)}load(t,e,i,n){const r=new ei,s=new tc(this.manager);return s.setCrossOrigin(this.crossOrigin),s.setPath(this.path),s.load(t,(function(t){r.image=t,r.needsUpdate=!0,void 0!==e&&e(r)}),i,n),r}}class nc extends dn{constructor(t,e=1){super(),this.isLight=!0,this.type="Light",this.color=new Rn(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()),void 0!==this.target&&(e.object.target=this.target.uuid),e}}const rc=new Qi,sc=new li,ac=new li;class oc{constructor(t){this.camera=t,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new Ue(512,512),this.map=null,this.mapPass=null,this.matrix=new Qi,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Lr,this._frameExtents=new Ue(1,1),this._viewportCount=1,this._viewports=[new ii(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(t){const e=this.camera,i=this.matrix;sc.setFromMatrixPosition(t.matrixWorld),e.position.copy(sc),ac.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(ac),e.updateMatrixWorld(),rc.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(rc),i.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),i.multiply(rc)}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.intensity=t.intensity,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 1!==this.intensity&&(t.intensity=this.intensity),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 lc extends oc{constructor(){super(new xr(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(t){const e=this.camera,i=2*we*t.angle*this.focus,n=this.mapSize.width/this.mapSize.height,r=t.distance||e.far;i===e.fov&&n===e.aspect&&r===e.far||(e.fov=i,e.aspect=n,e.far=r,e.updateProjectionMatrix()),super.updateMatrices(t)}copy(t){return super.copy(t),this.focus=t.focus,this}}class cc extends nc{constructor(t,e,i=0,n=Math.PI/3,r=0,s=2){super(t,e),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(dn.DEFAULT_UP),this.updateMatrix(),this.target=new dn,this.distance=i,this.angle=n,this.penumbra=r,this.decay=s,this.map=null,this.shadow=new lc}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 hc=new Qi,uc=new li,dc=new li;class Ac extends oc{constructor(){super(new xr(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new Ue(4,2),this._viewportCount=6,this._viewports=[new ii(2,1,1,1),new ii(0,1,1,1),new ii(3,1,1,1),new ii(1,1,1,1),new ii(3,0,1,1),new ii(1,0,1,1)],this._cubeDirections=[new li(1,0,0),new li(-1,0,0),new li(0,0,1),new li(0,0,-1),new li(0,1,0),new li(0,-1,0)],this._cubeUps=[new li(0,1,0),new li(0,1,0),new li(0,1,0),new li(0,1,0),new li(0,0,1),new li(0,0,-1)]}updateMatrices(t,e=0){const i=this.camera,n=this.matrix,r=t.distance||i.far;r!==i.far&&(i.far=r,i.updateProjectionMatrix()),uc.setFromMatrixPosition(t.matrixWorld),i.position.copy(uc),dc.copy(i.position),dc.add(this._cubeDirections[e]),i.up.copy(this._cubeUps[e]),i.lookAt(dc),i.updateMatrixWorld(),n.makeTranslation(-uc.x,-uc.y,-uc.z),hc.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromProjectionMatrix(hc)}}class pc extends nc{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 Ac}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 mc extends oc{constructor(){super(new Yr(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class gc extends nc{constructor(t,e){super(t,e),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(dn.DEFAULT_UP),this.updateMatrix(),this.target=new dn,this.shadow=new mc}dispose(){this.shadow.dispose()}copy(t){return super.copy(t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}class fc{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let t=0;t<9;t++)this.coefficients.push(new li)}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,r=t.z,s=this.coefficients;return e.copy(s[0]).multiplyScalar(.282095),e.addScaledVector(s[1],.488603*n),e.addScaledVector(s[2],.488603*r),e.addScaledVector(s[3],.488603*i),e.addScaledVector(s[4],i*n*1.092548),e.addScaledVector(s[5],n*r*1.092548),e.addScaledVector(s[6],.315392*(3*r*r-1)),e.addScaledVector(s[7],i*r*1.092548),e.addScaledVector(s[8],.546274*(i*i-n*n)),e}getIrradianceAt(t,e){const i=t.x,n=t.y,r=t.z,s=this.coefficients;return e.copy(s[0]).multiplyScalar(.886227),e.addScaledVector(s[1],1.023328*n),e.addScaledVector(s[2],1.023328*r),e.addScaledVector(s[3],1.023328*i),e.addScaledVector(s[4],.858086*i*n),e.addScaledVector(s[5],.858086*n*r),e.addScaledVector(s[6],.743125*r*r-.247708),e.addScaledVector(s[7],.858086*i*r),e.addScaledVector(s[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,r=t.z;e[0]=.282095,e[1]=.488603*n,e[2]=.488603*r,e[3]=.488603*i,e[4]=1.092548*i*n,e[5]=1.092548*n*r,e[6]=.315392*(3*r*r-1),e[7]=1.092548*i*r,e[8]=.546274*(i*i-n*n)}}class vc extends nc{constructor(t=new fc,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 _c{static decodeText(t){if(console.warn("THREE.LoaderUtils: decodeText() has been deprecated with r165 and will be removed with r175. Use TextDecoder instead."),"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 yc extends Kl{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 r=this,s=Xl.get(t);if(void 0!==s)return r.manager.itemStart(t),s.then?void s.then((i=>{e&&e(i),r.manager.itemEnd(t)})).catch((t=>{n&&n(t)})):(setTimeout((function(){e&&e(s),r.manager.itemEnd(t)}),0),s);const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader;const o=fetch(t,a).then((function(t){return t.blob()})).then((function(t){return createImageBitmap(t,Object.assign(r.options,{colorSpaceConversion:"none"}))})).then((function(i){return Xl.add(t,i),e&&e(i),r.manager.itemEnd(t),i})).catch((function(e){n&&n(e),Xl.remove(t),r.manager.itemError(t),r.manager.itemEnd(t)}));Xl.add(t,o),r.manager.itemStart(t)}}class Ec{constructor(t,e,i){let n,r,s;switch(this.binding=t,this.valueSize=i,e){case"quaternion":n=this._slerp,r=this._slerpAdditive,s=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*i),this._workIndex=5;break;case"string":case"bool":n=this._select,r=this._select,s=this._setAdditiveIdentityOther,this.buffer=new Array(5*i);break;default:n=this._lerp,r=this._lerpAdditive,s=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*i)}this._mixBufferRegion=n,this._mixBufferRegionAdditive=r,this._setIdentity=s,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,r=t*n+n;let s=this.cumulativeWeight;if(0===s){for(let t=0;t!==n;++t)i[r+t]=i[t];s=e}else{s+=e;const t=e/s;this._mixBufferRegion(i,r,0,t,n)}this.cumulativeWeight=s}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,r=this.cumulativeWeight,s=this.cumulativeWeightAdditive,a=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,r<1){const t=e*this._origIndex;this._mixBufferRegion(i,n,t,1-r,e)}s>0&&this._mixBufferRegionAdditive(i,n,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++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,r=n;t!==r;++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,r){if(n>=.5)for(let n=0;n!==r;++n)t[e+n]=t[i+n]}_slerp(t,e,i,n){oi.slerpFlat(t,e,t,e,t,i,n)}_slerpAdditive(t,e,i,n,r){const s=this._workIndex*r;oi.multiplyQuaternionsFlat(t,s,t,e,t,i),oi.slerpFlat(t,e,t,e,t,s,n)}_lerp(t,e,i,n,r){const s=1-n;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*s+t[i+a]*n}}_lerpAdditive(t,e,i,n,r){for(let s=0;s!==r;++s){const r=e+s;t[r]=t[r]+t[i+s]*n}}}const xc="\\[\\]\\.:\\/",Sc=new RegExp("["+xc+"]","g"),Cc="[^"+xc+"]",Ic="[^"+xc.replace("\\.","")+"]",wc=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Cc)+/(WCOD+)?/.source.replace("WCOD",Ic)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Cc)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Cc)+"$"),Mc=["material","materials","bones","map"];class bc{constructor(t,e,i){this.path=e,this.parsedPath=i||bc.parseTrackName(e),this.node=bc.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new bc.Composite(t,e,i):new bc(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Sc,"")}static parseTrackName(t){const e=wc.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!==Mc.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 r=t[n];if(r.name===e||r.uuid===e)return r;const s=i(r.children);if(s)return s}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,r=i.length;n!==r;++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,r=i.length;n!==r;++n)i[n]=t[e++]}_setValue_array_setNeedsUpdate(t,e){const i=this.resolvedProperty;for(let n=0,r=i.length;n!==r;++n)i[n]=t[e++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(t,e){const i=this.resolvedProperty;for(let n=0,r=i.length;n!==r;++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 r=e.propertyIndex;if(t||(t=bc.findNode(this.rootNode,e.nodeName),this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!t)return void console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".");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

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,r=n.time,s=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=n._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,l=a.sampleValues;return o[0]=r,o[1]=r+i,l[0]=t/s,l[1]=e/s,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 r=this._startTime;if(null!==r){const n=(t-r)*i;n<0||0===i?e=0:(this._startTime=null,e=i*n)}e*=this._updateTimeScale(t);const s=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(s),e[i].accumulateAdditive(a);else for(let i=0,r=t.length;i!==r;++i)t[i].evaluate(s),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,r=this._loopCount;const s=i===qt;if(0===t)return-1===r||!s||1&~r?n:e-n;if(2200===i){-1===r&&(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===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,s)):this._setEndings(0===this.repetitions,!0,s)),n>=e||n<0){const i=Math.floor(n/e);n-=e*i,r+=Math.abs(i);const a=this.repetitions-r;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,s)}else this._setEndings(!1,!1,s);this._loopCount=r,this.time=n,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this.time=n;if(s&&!(1&~r))return e-n}return n}_setEndings(t,e,i){const n=this._interpolantSettings;i?(n.endingStart=Jt,n.endingEnd=Jt):(n.endingStart=t?this.zeroSlopeAtStart?Jt:Kt:$t,n.endingEnd=e?this.zeroSlopeAtEnd?Jt:Kt:$t)}_scheduleFading(t,e,i){const n=this._mixer,r=n.time;let s=this._weightInterpolant;null===s&&(s=n._lendControlInterpolant(),this._weightInterpolant=s);const a=s.parameterPositions,o=s.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=i,this}}const Bc=new Float32Array(1);class Rc extends xe{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,r=n.length,s=t._propertyBindings,a=t._interpolants,o=i.uuid,l=this._bindingsByRootAndName;let c=l[o];void 0===c&&(c={},l[o]=c);for(let t=0;t!==r;++t){const r=n[t],l=r.name;let h=c[l];if(void 0!==h)++h.referenceCount,s[t]=h;else{if(h=s[t],void 0!==h){null===h._cacheIndex&&(++h.referenceCount,this._addInactiveBinding(h,o,l));continue}const n=e&&e._propertyBindings[t].binding.parsedPath;h=new Ec(bc.create(i,l,n),r.ValueTypeName,r.getValueSize()),++h.referenceCount,this._addInactiveBinding(h,o,l),s[t]=h}a[t].resultBuffer=h.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,r=this._actionsByClip;let s=r[e];if(void 0===s)s={knownActions:[t],actionByRoot:{}},t._byClipCacheIndex=0,r[e]=s;else{const e=s.knownActions;t._byClipCacheIndex=e.length,e.push(t)}t._cacheIndex=n.length,n.push(t),s.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 r=t._clip.uuid,s=this._actionsByClip,a=s[r],o=a.knownActions,l=o[o.length-1],c=t._byClipCacheIndex;l._byClipCacheIndex=c,o[c]=l,o.pop(),t._byClipCacheIndex=null;delete a.actionByRoot[(t._localRoot||this._root).uuid],0===o.length&&delete s[r],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++,r=e[n];t._cacheIndex=n,e[n]=t,r._cacheIndex=i,e[i]=r}_takeBackAction(t){const e=this._actions,i=t._cacheIndex,n=--this._nActiveActions,r=e[n];t._cacheIndex=n,e[n]=t,r._cacheIndex=i,e[i]=r}_addInactiveBinding(t,e,i){const n=this._bindingsByRootAndName,r=this._bindings;let s=n[e];void 0===s&&(s={},n[e]=s),s[i]=t,t._cacheIndex=r.length,r.push(t)}_removeInactiveBinding(t){const e=this._bindings,i=t.binding,n=i.rootNode.uuid,r=i.path,s=this._bindingsByRootAndName,a=s[n],o=e[e.length-1],l=t._cacheIndex;o._cacheIndex=l,e[l]=o,e.pop(),delete a[r],0===Object.keys(a).length&&delete s[n]}_lendBinding(t){const e=this._bindings,i=t._cacheIndex,n=this._nActiveBindings++,r=e[n];t._cacheIndex=n,e[n]=t,r._cacheIndex=i,e[i]=r}_takeBackBinding(t){const e=this._bindings,i=t._cacheIndex,n=--this._nActiveBindings,r=e[n];t._cacheIndex=n,e[n]=t,r._cacheIndex=i,e[i]=r}_lendControlInterpolant(){const t=this._controlInterpolants,e=this._nActiveControlInterpolants++;let i=t[e];return void 0===i&&(i=new Pl(new Float32Array(2),new Float32Array(2),1,Bc),i.__cacheIndex=e,t[e]=i),i}_takeBackControlInterpolant(t){const e=this._controlInterpolants,i=t.__cacheIndex,n=--this._nActiveControlInterpolants,r=e[n];t.__cacheIndex=n,e[n]=t,r.__cacheIndex=i,e[i]=r}clipAction(t,e,i){const n=e||this._root,r=n.uuid;let s="string"==typeof t?Wl.findByName(n,t):t;const a=null!==s?s.uuid:t,o=this._actionsByClip[a];let l=null;if(void 0===i&&(i=null!==s?s.blendMode:Zt),void 0!==o){const t=o.actionByRoot[r];if(void 0!==t&&t.blendMode===i)return t;l=o.knownActions[0],null===s&&(s=l._clip)}if(null===s)return null;const c=new Tc(this,s,e,i);return this._bindAction(c,l),this._addInactiveAction(c,a,r),c}existingAction(t,e){const i=e||this._root,n=i.uuid,r="string"==typeof t?Wl.findByName(i,t):t,s=r?r.uuid:t,a=this._actionsByClip[s];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,r=Math.sign(t),s=this._accuIndex^=1;for(let a=0;a!==i;++a){e[a]._update(n,t,r,s)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(s);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,r=n[i];if(void 0!==r){const t=r.knownActions;for(let i=0,n=t.length;i!==n;++i){const n=t[i];this._deactivateAction(n);const r=n._cacheIndex,s=e[e.length-1];n._cacheIndex=null,n._byClipCacheIndex=null,s._cacheIndex=r,e[r]=s,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))}}class Dc{constructor(t){this.value=t}clone(){return new Dc(void 0===this.value.clone?this.value:this.value.clone())}}const Lc=new Qi;function Uc(t,e){return t.distance-e.distance}function Pc(t,e,i,n){let r=!0;

27removeController(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)=>{Qc?t.adoptedStyleSheets=e.map((t=>t instanceof CSSStyleSheet?t:t.styleSheet)):e.forEach((e=>{const i=document.createElement("style"),n=Fc.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=Kc){var n;const r=this.constructor._$Ep(t,i);if(void 0!==r&&!0===i.reflect){const s=(void 0!==(null===(n=i.converter)||void 0===n?void 0:n.toAttribute)?i.converter:jc).toAttribute(e,i.type);this._$El=t,null==s?this.removeAttribute(r):this.setAttribute(r,s),this._$El=null}}_$AK(t,e){var i;const n=this.constructor,r=n._$Ev.get(t);if(void 0!==r&&this._$El!==r){const t=n.getPropertyOptions(r),s="function"==typeof t.converter?{fromAttribute:t.converter}:void 0!==(null===(i=t.converter)||void 0===i?void 0:i.fromAttribute)?t.converter:jc;this._$El=r,this[r]=s.fromAttribute(e,t.type),this._$El=null}}requestUpdate(t,e,i){let n=!0;void 0!==t&&(((i=i||this.constructor.getPropertyOptions(t)).hasChanged||Yc)(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 Zc;$c[Jc]=!0,$c.elementProperties=new Map,$c.elementStyles=[],$c.shadowRootOptions={mode:"open"},null==Xc||Xc({ReactiveElement:$c}),(null!==(zc=Vc.reactiveElementVersions)&&void 0!==zc?zc:Vc.reactiveElementVersions=[]).push("1.6.3");const th=window,eh=th.trustedTypes,ih=eh?eh.createPolicy("lit-html",{createHTML:t=>t}):void 0,nh="$lit$",rh=`lit$${(Math.random()+"").slice(9)}$`,sh="?"+rh,ah=`<${sh}>`,oh=document,lh=()=>oh.createComment(""),ch=t=>null===t||"object"!=typeof t&&"function"!=typeof t,hh=Array.isArray,uh="[ \t\n\f\r]",dh=/<(?:(!--|\/[^a-zA-Z])|(\/?[a-zA-Z][^>\s]*)|(\/?$))/g,Ah=/-->/g,ph=/>/g,mh=RegExp(`>|${uh}(?:([^\\s"'>=/]+)(${uh}*=${uh}*(?:[^ \t\n\f\r"'\`<>=]|("|')|))|$)`,"g"),gh=/'/g,fh=/"/g,vh=/^(?:script|style|textarea|title)$/i,_h=(t=>(e,...i)=>({_$litType$:t,strings:e,values:i}))(1),yh=Symbol.for("lit-noChange"),Eh=Symbol.for("lit-nothing"),xh=new WeakMap,Sh=oh.createTreeWalker(oh,129,null,!1);function Ch(t,e){if(!Array.isArray(t)||!t.hasOwnProperty("raw"))throw Error("invalid template strings array");return void 0!==ih?ih.createHTML(e):e}const Ih=(t,e)=>{const i=t.length-1,n=[];let r,s=2===e?"<svg>":"",a=dh;for(let e=0;e<i;e++){const i=t[e];let o,l,c=-1,h=0;for(;h<i.length&&(a.lastIndex=h,l=a.exec(i),null!==l);)h=a.lastIndex,a===dh?"!--"===l[1]?a=Ah:void 0!==l[1]?a=ph:void 0!==l[2]?(vh.test(l[2])&&(r=RegExp("</"+l[2],"g")),a=mh):void 0!==l[3]&&(a=mh):a===mh?">"===l[0]?(a=null!=r?r:dh,c=-1):void 0===l[1]?c=-2:(c=a.lastIndex-l[2].length,o=l[1],a=void 0===l[3]?mh:'"'===l[3]?fh:gh):a===fh||a===gh?a=mh:a===Ah||a===ph?a=dh:(a=mh,r=void 0);const u=a===mh&&t[e+1].startsWith("/>")?" 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n=this._$AH,r=t===Eh&&n!==Eh||t.capture!==n.capture||t.once!==n.once||t.passive!==n.passive,s=t!==Eh&&(n===Eh||r);r&&this.element.removeEventListener(this.name,this,n),s&&this.element.addEventListener(this.name,this,t),this._$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._$AH.handleEvent(t)}}class Ph{constructor(t,e,i){this.element=t,this.type=6,this._$AN=void 0,this._$AM=e,this.options=i}get _$AU(){return this._$AM._$AU}_$AI(t){Mh(this,t)}}const Nh=th.litHtmlPolyfillSupport;null==Nh||Nh(wh,Th),(null!==(Zc=th.litHtmlVersions)&&void 0!==Zc?Zc:th.litHtmlVersions=[]).push("2.8.0");const Fh=(t,e,i)=>{var n,r;const s=null!==(n=null==i?void 0:i.renderBefore)&&void 0!==n?n:e;let a=s._$litPart$;if(void 0===a){const t=null!==(r=null==i?void 0:i.renderBefore)&&void 0!==r?r:null;s._$litPart$=a=new Th(e.insertBefore(lh(),t),t,void 0,null!=i?i:{})}return a._$AI(t),a
34/**
35 * @license
36 * Copyright 2019 Google LLC
37 * SPDX-License-Identifier: BSD-3-Clause
38 */},Qh=window,Oh=Qh.ShadowRoot&&(void 0===Qh.ShadyCSS||Qh.ShadyCSS.nativeShadow)&&"adoptedStyleSheets"in Document.prototype&&"replace"in CSSStyleSheet.prototype,kh=Symbol(),Gh=new WeakMap;class Hh{constructor(t,e,i){if(this._$cssResult$=!0,i!==kh)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(Oh&&void 0===t){const i=void 0!==e&&1===e.length;i&&(t=Gh.get(e)),void 0===t&&((this.o=t=new CSSStyleSheet).replaceSync(this.cssText),i&&Gh.set(e,t))}return t}toString(){return this.cssText}}const zh=Oh?t=>t:t=>t instanceof CSSStyleSheet?(t=>{let e="";for(const i of t.cssRules)e+=i.cssText;return(t=>new Hh("string"==typeof t?t:t+"",void 0,kh))(e)})(t):t
39/**
40 * @license
41 * Copyright 2017 Google LLC
42 * SPDX-License-Identifier: BSD-3-Clause
43 */;var Vh;const Wh=window,qh=Wh.trustedTypes,Xh=qh?qh.emptyScript:"",jh=Wh.reactiveElementPolyfillSupport,Yh={toAttribute(t,e){switch(e){case Boolean:t=t?Xh: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}},Kh=(t,e)=>e!==t&&(e==e||t==t),Jh={attribute:!0,type:String,converter:Yh,reflect:!1,hasChanged:Kh},$h="finalized";class Zh extends HTMLElement{constructor(){super(),this._$Ei=new Map,this.isUpdatePending=!1,this.hasUpdated=!1,this._$El=null,this._$Eu()}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=[];

43return 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=Jh){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 r=this[t];this[e]=n,this.requestUpdate(t,r,i)},configurable:!0,enumerable:!0}}static getPropertyOptions(t){return this.elementProperties.get(t)||Jh}static finalize(){if(this.hasOwnProperty($h))return!1;this[$h]=!0;const t=Object.getPrototypeOf(this);if(t.finalize(),void 0!==t.h&&(this.h=[...t.h]),this.elementProperties=new Map(t.elementProperties),this._$Ev=new Map,this.hasOwnProperty("properties")){const t=this.properties,e=[...Object.getOwnPropertyNames(t),...Object.getOwnPropertySymbols(t)];for(const i of e)this.createProperty(i,t[i])}return this.elementStyles=this.finalizeStyles(this.styles),!0}static finalizeStyles(t){const e=[];if(Array.isArray(t)){const i=new Set(t.flat(1/0).reverse());for(const t of i)e.unshift(zh(t))}else void 0!==t&&e.push(zh(t));return e}static _$Ep(t,e){const i=e.attribute;return!1===i?void 0:"string"==typeof i?i:"string"==typeof t?t.toLowerCase():void 0}_$Eu(){var t;this._$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)=>{Oh?t.adoptedStyleSheets=e.map((t=>t instanceof CSSStyleSheet?t:t.styleSheet)):e.forEach((e=>{const i=document.createElement("style"),n=Qh.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=Jh){var n;const r=this.constructor._$Ep(t,i);if(void 0!==r&&!0===i.reflect){const s=(void 0!==(null===(n=i.converter)||void 0===n?void 0:n.toAttribute)?i.converter:Yh).toAttribute(e,i.type);this._$El=t,null==s?this.removeAttribute(r):this.setAttribute(r,s),this._$El=null}}_$AK(t,e){var i;const n=this.constructor,r=n._$Ev.get(t);if(void 0!==r&&this._$El!==r){const t=n.getPropertyOptions(r),s="function"==typeof t.converter?{fromAttribute:t.converter}:void 0!==(null===(i=t.converter)||void 0===i?void 0:i.fromAttribute)?t.converter:Yh;this._$El=r,this[r]=s.fromAttribute(e,t.type),this._$El=null}}requestUpdate(t,e,i){let n=!0;void 0!==t&&(((i=i||this.constructor.getPropertyOptions(t)).hasChanged||Kh)(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){}}
44/**
45 * @license
46 * Copyright 2017 Google LLC
47 * SPDX-License-Identifier: BSD-3-Clause
48 */
49var tu,eu;Zh[$h]=!0,Zh.elementProperties=new Map,Zh.elementStyles=[],Zh.shadowRootOptions={mode:"open"},null==jh||jh({ReactiveElement:Zh}),(null!==(Vh=Wh.reactiveElementVersions)&&void 0!==Vh?Vh:Wh.reactiveElementVersions=[]).push("1.6.3");class iu extends Zh{constructor(){super(...arguments),this.renderOptions={host:this},this._$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._$Do=Fh(e,this.renderRoot,this.renderOptions)}connectedCallback(){var t;super.connectedCallback(),null===(t=this._$Do)||void 0===t||t.setConnected(!0)}disconnectedCallback(){var t;super.disconnectedCallback(),null===(t=this._$Do)||void 0===t||t.setConnected(!1)}render(){return yh}}iu.finalized=!0,iu._$litElement$=!0,null===(tu=globalThis.litElementHydrateSupport)||void 0===tu||tu.call(globalThis,{LitElement:iu});const nu=globalThis.litElementPolyfillSupport;null==nu||nu({LitElement:iu}),(null!==(eu=globalThis.litElementVersions)&&void 0!==eu?eu:globalThis.litElementVersions=[]).push("3.3.3");
50/* @license
51 * Copyright 2019 Google LLC. All Rights Reserved.
52 * Licensed under the Apache License, Version 2.0 (the 'License');

504    <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"/>
505    <path d="M0 0h24v24H0z" fill="none"/>
506</svg>`
507/* @license
508 * Copyright 2019 Google LLC. All Rights Reserved.
509 * Licensed under the Apache License, Version 2.0 (the 'License');
510 * you may not use this file except in compliance with the License.
511 * You may obtain a copy of the License at
512 *
513 *     http://www.apache.org/licenses/LICENSE-2.0
514 *
515 * Unless required by applicable law or agreed to in writing, software
516 * distributed under the License is distributed on an 'AS IS' BASIS,
517 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
518 * See the License for the specific language governing permissions and
519 * limitations under the License.
520 */}
521        </a>
522      </slot>
523    </div>
524  </div>
525</div>
526<div class="screen-reader-only" role="region" aria-label="Live announcements">
527  <span id="status" role="status"></span>
528</div>`,bu=new WeakMap;function Tu(){let t,e;function i(t,e,i,n,r,s){const a=s.num_components(),o=i.num_points()*a,l=o*r.BYTES_PER_ELEMENT,c=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,r),h=t._malloc(l);e.GetAttributeDataArrayForAllPoints(i,s,c,l,h);const u=new r(t.HEAPF32.buffer,h,o).slice();return t._free(h),{name:n,array:u,itemSize:a}}onmessage=function(n){const r=n.data;switch(r.type){case"init":t=r.decoderConfig,e=new Promise((function(e){t.onModuleLoaded=function(t){e({draco:t})},DracoDecoderModule(t)}));break;case"decode":const n=r.buffer,s=r.taskConfig;e.then((t=>{const e=t.draco,a=new e.Decoder;try{const t=function(t,e,n,r){const s=r.attributeIDs,a=r.attributeTypes;let o,l;const c=e.GetEncodedGeometryType(n);if(c===t.TRIANGULAR_MESH)o=new t.Mesh,l=e.DecodeArrayToMesh(n,n.byteLength,o);else{if(c!==t.POINT_CLOUD)throw new Error("THREE.DRACOLoader: Unexpected geometry type.");o=new t.PointCloud,l=e.DecodeArrayToPointCloud(n,n.byteLength,o)}if(!l.ok()||0===o.ptr)throw new Error("THREE.DRACOLoader: Decoding failed: "+l.error_msg());const h={index:null,attributes:[]};for(const n in s){const l=self[a[n]];let c,u;if(r.useUniqueIDs)u=s[n],c=e.GetAttributeByUniqueId(o,u);else{if(u=e.GetAttributeId(o,t[s[n]]),-1===u)continue;c=e.GetAttribute(o,u)}const d=i(t,e,o,n,l,c);"color"===n&&(d.vertexColorSpace=r.vertexColorSpace),h.attributes.push(d)}c===t.TRIANGULAR_MESH&&(h.index=function(t,e,i){const n=i.num_faces(),r=3*n,s=4*r,a=t._malloc(s);e.GetTrianglesUInt32Array(i,s,a);const o=new Uint32Array(t.HEAPF32.buffer,a,r).slice();return t._free(a),{array:o,itemSize:1}}(t,e,o));return t.destroy(o),h}(e,a,new Int8Array(n),s),o=t.attributes.map((t=>t.array.buffer));t.index&&o.push(t.index.array.buffer),self.postMessage({type:"decode",id:r.id,geometry:t},o)}catch(t){console.error(t),self.postMessage({type:"error",id:r.id,error:t.message})}finally{e.destroy(a)}}))}}}function Bu(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,r=[];if(2===e)for(let t=1;t<=n;t++)r.push(i.getX(0)),r.push(i.getX(t)),r.push(i.getX(t+1));else for(let t=0;t<n;t++)t%2==0?(r.push(i.getX(t)),r.push(i.getX(t+1)),r.push(i.getX(t+2))):(r.push(i.getX(t+2)),r.push(i.getX(t+1)),r.push(i.getX(t)));r.length/3!==n&&console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");const s=t.clone();return s.setIndex(r),s.clearGroups(),s}return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unknown draw mode:",e),t}class Ru extends Kl{constructor(t){super(t),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register((function(t){return new Fu(t)})),this.register((function(t){return new Qu(t)})),this.register((function(t){return new Xu(t)})),this.register((function(t){return new ju(t)})),this.register((function(t){return new Yu(t)})),this.register((function(t){return new ku(t)})),this.register((function(t){return new Gu(t)})),this.register((function(t){return new Hu(t)})),this.register((function(t){return new zu(t)})),this.register((function(t){return new Nu(t)})),this.register((function(t){return new Vu(t)})),this.register((function(t){return new Ou(t)})),this.register((function(t){return new qu(t)})),this.register((function(t){return new Wu(t)})),this.register((function(t){return new Uu(t)})),this.register((function(t){return new Ku(t)})),this.register((function(t){return new Ju(t)}))}load(t,e,i,n){const r=this;let s;if(""!==this.resourcePath)s=this.resourcePath;else if(""!==this.path){const e=_c.extractUrlBase(t);s=_c.resolveURL(e,this.path)}else s=_c.extractUrlBase(t);this.manager.itemStart(t);const a=function(e){n?n(e):console.error(e),r.manager.itemError(t),r.manager.itemEnd(t)},o=new Zl(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(t,(function(i){try{r.parse(i,s,(function(i){e(i),r.manager.itemEnd(t)}),a)}catch(t){a(t)}}),i,a)}setDRACOLoader(t){return this.dracoLoader=t,this}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 r;const s={},a={},o=new TextDecoder;if("string"==typeof t)r=JSON.parse(t);else if(t instanceof ArrayBuffer){if(o.decode(new Uint8Array(t,0,4))===$u){try{s[Lu.KHR_BINARY_GLTF]=new ed(t)}catch(t){return void(n&&n(t))}r=JSON.parse(s[Lu.KHR_BINARY_GLTF].content)}else r=JSON.parse(o.decode(t))}else r=t;if(void 0===r.asset||r.asset.version[0]<2)return void(n&&n(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported.")));const l=new Md(r,{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);e.name||console.error("THREE.GLTFLoader: Invalid plugin found: missing name"),a[e.name]=e,s[e.name]=!0}if(r.extensionsUsed)for(let t=0;t<r.extensionsUsed.length;++t){const e=r.extensionsUsed[t],i=r.extensionsRequired||[];switch(e){case Lu.KHR_MATERIALS_UNLIT:s[e]=new Pu;break;case Lu.KHR_DRACO_MESH_COMPRESSION:s[e]=new id(r,this.dracoLoader);break;case Lu.KHR_TEXTURE_TRANSFORM:s[e]=new nd;break;case Lu.KHR_MESH_QUANTIZATION:s[e]=new rd;break;default:i.indexOf(e)>=0&&void 0===a[e]&&console.warn('THREE.GLTFLoader: Unknown extension "'+e+'".')}}l.setExtensions(s),l.setPlugins(a),l.parse(i,n)}parseAsync(t,e){const i=this;return new Promise((function(n,r){i.parse(t,e,n,r)}))}}function Du(){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 Lu={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_DISPERSION:"KHR_materials_dispersion",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_ANISOTROPY:"KHR_materials_anisotropy",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_MATERIALS_BUMP:"EXT_materials_bump",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_TEXTURE_AVIF:"EXT_texture_avif",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression",EXT_MESH_GPU_INSTANCING:"EXT_mesh_gpu_instancing"};class Uu{constructor(t){this.parser=t,this.name=Lu.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 r=e.json,s=((r.extensions&&r.extensions[this.name]||{}).lights||[])[t];let a;const o=new Rn(16777215);void 0!==s.color&&o.setRGB(s.color[0],s.color[1],s.color[2],ie);const l=void 0!==s.range?s.range:0;switch(s.type){case"directional":a=new gc(o),a.target.position.set(0,0,-1),a.add(a.target);break;case"point":a=new pc(o),a.distance=l;break;case"spot":a=new cc(o),a.distance=l,s.spot=s.spot||{},s.spot.innerConeAngle=void 0!==s.spot.innerConeAngle?s.spot.innerConeAngle:0,s.spot.outerConeAngle=void 0!==s.spot.outerConeAngle?s.spot.outerConeAngle:Math.PI/4,a.angle=s.spot.outerConeAngle,a.penumbra=1-s.spot.innerConeAngle/s.spot.outerConeAngle,a.target.position.set(0,0,-1),a.add(a.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+s.type)}return a.position.set(0,0,0),a.decay=2,Ed(a,s),void 0!==s.intensity&&(a.intensity=s.intensity),a.name=e.createUniqueName(s.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],r=(n.extensions&&n.extensions[this.name]||{}).light;return void 0===r?null:this._loadLight(r).then((function(t){return i._getNodeRef(e.cache,r,t)}))}}class Pu{constructor(){this.name=Lu.KHR_MATERIALS_UNLIT}getMaterialType(){return Pn}extendParams(t,e,i){const n=[];t.color=new Rn(1,1,1),t.opacity=1;const r=e.pbrMetallicRoughness;if(r){if(Array.isArray(r.baseColorFactor)){const e=r.baseColorFactor;t.color.setRGB(e[0],e[1],e[2],ie),t.opacity=e[3]}void 0!==r.baseColorTexture&&n.push(i.assignTexture(t,"map",r.baseColorTexture,ee))}return Promise.all(n)}}class Nu{constructor(t){this.parser=t,this.name=Lu.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(t,e){const i=this.parser.json.materials[t];

528if(!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 Fu{constructor(t){this.parser=t,this.name=Lu.KHR_MATERIALS_CLEARCOAT}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?bl:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];if(void 0!==s.clearcoatFactor&&(e.clearcoat=s.clearcoatFactor),void 0!==s.clearcoatTexture&&r.push(i.assignTexture(e,"clearcoatMap",s.clearcoatTexture)),void 0!==s.clearcoatRoughnessFactor&&(e.clearcoatRoughness=s.clearcoatRoughnessFactor),void 0!==s.clearcoatRoughnessTexture&&r.push(i.assignTexture(e,"clearcoatRoughnessMap",s.clearcoatRoughnessTexture)),void 0!==s.clearcoatNormalTexture&&(r.push(i.assignTexture(e,"clearcoatNormalMap",s.clearcoatNormalTexture)),void 0!==s.clearcoatNormalTexture.scale)){const t=s.clearcoatNormalTexture.scale;e.clearcoatNormalScale=new Ue(t,t)}return Promise.all(r)}}class Qu{constructor(t){this.parser=t,this.name=Lu.KHR_MATERIALS_DISPERSION}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?bl: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.dispersion=void 0!==n.dispersion?n.dispersion:0,Promise.resolve()}}class Ou{constructor(t){this.parser=t,this.name=Lu.KHR_MATERIALS_IRIDESCENCE}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?bl:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];return void 0!==s.iridescenceFactor&&(e.iridescence=s.iridescenceFactor),void 0!==s.iridescenceTexture&&r.push(i.assignTexture(e,"iridescenceMap",s.iridescenceTexture)),void 0!==s.iridescenceIor&&(e.iridescenceIOR=s.iridescenceIor),void 0===e.iridescenceThicknessRange&&(e.iridescenceThicknessRange=[100,400]),void 0!==s.iridescenceThicknessMinimum&&(e.iridescenceThicknessRange[0]=s.iridescenceThicknessMinimum),void 0!==s.iridescenceThicknessMaximum&&(e.iridescenceThicknessRange[1]=s.iridescenceThicknessMaximum),void 0!==s.iridescenceThicknessTexture&&r.push(i.assignTexture(e,"iridescenceThicknessMap",s.iridescenceThicknessTexture)),Promise.all(r)}}class ku{constructor(t){this.parser=t,this.name=Lu.KHR_MATERIALS_SHEEN}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?bl:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[];e.sheenColor=new Rn(0,0,0),e.sheenRoughness=0,e.sheen=1;const s=n.extensions[this.name];if(void 0!==s.sheenColorFactor){const t=s.sheenColorFactor;e.sheenColor.setRGB(t[0],t[1],t[2],ie)}return void 0!==s.sheenRoughnessFactor&&(e.sheenRoughness=s.sheenRoughnessFactor),void 0!==s.sheenColorTexture&&r.push(i.assignTexture(e,"sheenColorMap",s.sheenColorTexture,ee)),void 0!==s.sheenRoughnessTexture&&r.push(i.assignTexture(e,"sheenRoughnessMap",s.sheenRoughnessTexture)),Promise.all(r)}}class Gu{constructor(t){this.parser=t,this.name=Lu.KHR_MATERIALS_TRANSMISSION}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?bl:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];return void 0!==s.transmissionFactor&&(e.transmission=s.transmissionFactor),void 0!==s.transmissionTexture&&r.push(i.assignTexture(e,"transmissionMap",s.transmissionTexture)),Promise.all(r)}}class Hu{constructor(t){this.parser=t,this.name=Lu.KHR_MATERIALS_VOLUME}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?bl:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];

528if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];e.thickness=void 0!==s.thicknessFactor?s.thicknessFactor:0,void 0!==s.thicknessTexture&&r.push(i.assignTexture(e,"thicknessMap",s.thicknessTexture)),e.attenuationDistance=s.attenuationDistance||1/0;const a=s.attenuationColor||[1,1,1];return e.attenuationColor=(new Rn).setRGB(a[0],a[1],a[2],ie),Promise.all(r)}}class zu{constructor(t){this.parser=t,this.name=Lu.KHR_MATERIALS_IOR}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?bl: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 Vu{constructor(t){this.parser=t,this.name=Lu.KHR_MATERIALS_SPECULAR}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?bl:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];e.specularIntensity=void 0!==s.specularFactor?s.specularFactor:1,void 0!==s.specularTexture&&r.push(i.assignTexture(e,"specularIntensityMap",s.specularTexture));const a=s.specularColorFactor||[1,1,1];return e.specularColor=(new Rn).setRGB(a[0],a[1],a[2],ie),void 0!==s.specularColorTexture&&r.push(i.assignTexture(e,"specularColorMap",s.specularColorTexture,ee)),Promise.all(r)}}class Wu{constructor(t){this.parser=t,this.name=Lu.EXT_MATERIALS_BUMP}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?bl:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];return e.bumpScale=void 0!==s.bumpFactor?s.bumpFactor:1,void 0!==s.bumpTexture&&r.push(i.assignTexture(e,"bumpMap",s.bumpTexture)),Promise.all(r)}}class qu{constructor(t){this.parser=t,this.name=Lu.KHR_MATERIALS_ANISOTROPY}getMaterialType(t){const e=this.parser.json.materials[t];return e.extensions&&e.extensions[this.name]?bl:null}extendMaterialParams(t,e){const i=this.parser,n=i.json.materials[t];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=[],s=n.extensions[this.name];return void 0!==s.anisotropyStrength&&(e.anisotropy=s.anisotropyStrength),void 0!==s.anisotropyRotation&&(e.anisotropyRotation=s.anisotropyRotation),void 0!==s.anisotropyTexture&&r.push(i.assignTexture(e,"anisotropyMap",s.anisotropyTexture)),Promise.all(r)}}class Xu{constructor(t){this.parser=t,this.name=Lu.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 r=n.extensions[this.name],s=e.options.ktx2Loader;if(!s){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,r.source,s)}}class ju{constructor(t){this.parser=t,this.name=Lu.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(t){const e=this.name,i=this.parser,n=i.json,r=n.textures[t];if(!r.extensions||!r.extensions[e])return null;const s=r.extensions[e],a=n.images[s.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(r){if(r)return i.loadTextureImage(t,s.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 Yu{constructor(t){this.parser=t,this.name=Lu.EXT_TEXTURE_AVIF,this.isSupported=null}loadTexture(t){const e=this.name,i=this.parser,n=i.json,r=n.textures[t];if(!r.extensions||!r.extensions[e])return null;const s=r.extensions[e],a=n.images[s.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(r){if(r)return i.loadTextureImage(t,s.source,o);if(n.extensionsRequired&&n.extensionsRequired.indexOf(e)>=0)throw new Error("THREE.GLTFLoader: AVIF 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/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAADybWV0YQAAAAAAAAAoaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGxpYmF2aWYAAAAADnBpdG0AAAAAAAEAAAAeaWxvYwAAAABEAAABAAEAAAABAAABGgAAABcAAAAoaWluZgAAAAAAAQAAABppbmZlAgAAAAABAABhdjAxQ29sb3IAAAAAamlwcnAAAABLaXBjbwAAABRpc3BlAAAAAAAAAAEAAAABAAAAEHBpeGkAAAAAAwgICAAAAAxhdj

528))).then((function(){return Promise.all([i.getDependencies("scene"),i.getDependencies("animation"),i.getDependencies("camera")])})).then((function(e){const s={scene:e[0][n.scene||0],scenes:e[0],animations:e[1],cameras:e[2],asset:n.asset,parser:i,userData:{}};return yd(r,s,n),Ed(s,n),Promise.all(i._invokeAll((function(t){return t.afterRoot&&t.afterRoot(s)}))).then((function(){for(const t of s.scenes)t.updateMatrixWorld();t(s)}))})).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(),r=(t,e)=>{const i=this.associations.get(t);null!=i&&this.associations.set(e,i);for(const[i,n]of t.children.entries())r(n,e.children[i])};return r(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 r=t(e[n]);r&&i.push(r)}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[Lu.KHR_BINARY_GLTF].body);const n=this.options;return new Promise((function(t,r){i.load(_c.resolveURL(e.uri,n.path),t,void 0,(function(){r(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=dd[n.type],e=cd[n.componentType],i=!0===n.normalized,r=new e(n.count*t);return Promise.resolve(new Gn(r,t,i))}const r=[];return void 0!==n.bufferView?r.push(this.getDependency("bufferView",n.bufferView)):r.push(null),void 0!==n.sparse&&(r.push(this.getDependency("bufferView",n.sparse.indices.bufferView)),r.push(this.getDependency("bufferView",n.sparse.values.bufferView))),Promise.all(r).then((function(t){const r=t[0],s=dd[n.type],a=cd[n.componentType],o=a.BYTES_PER_ELEMENT,l=o*s,c=n.byteOffset||0,h=void 0!==n.bufferView?i.bufferViews[n.bufferView].byteStride:void 0,u=!0===n.normalized;let d,A;if(h&&h!==l){const t=Math.floor(c/h),i="InterleavedBuffer:"+n.bufferView+":"+n.componentType+":"+t+":"+n.count;let l=e.cache.get(i);l||(d=new a(r,t*h,n.count*h/o),l=new Mo(d,h/o),e.cache.add(i,l)),A=new To(l,s,c%h/o,u)}else d=null===r?new a(n.count*s):new a(r,c,n.count*s),A=new Gn(d,s,u);if(void 0!==n.sparse){const e=dd.SCALAR,i=cd[n.sparse.indices.componentType],o=n.sparse.indices.byteOffset||0,l=n.sparse.values.byteOffset||0,c=new i(t[1],o,n.sparse.count*e),h=new a(t[2],l,n.sparse.count*s);null!==r&&(A=new Gn(A.array.slice(),A.itemSize,A.normalized)),A.normalized=!1;for(let t=0,e=c.length;t<e;t++){const e=c[t];if(A.setX(e,h[t*s]),s>=2&&A.setY(e,h[t*s+1]),s>=3&&A.setZ(e,h[t*s+2]),s>=4&&A.setW(e,h[t*s+3]),s>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}A.normalized=u}return A}))}loadTexture(t){const e=this.json,i=this.options,n=e.textures[t].source,r=e.images[n];let s=this.textureLoader;if(r.uri){const t=i.manager.getHandler(r.uri);null!==t&&(s=t)}return this.loadTextureImage(t,n,s)}loadTextureImage(t,e,i){const n=this,r=this.json,s=r.textures[t],a=r.images[e],o=(a.uri||a.bufferView)+":"+s.sampler;if(this.textureCache[o])return this.textureCache[o];const l=this.loadImageSource(e,i).then((function(e){e.flipY=!1,e.name=s.name||a.name||"",""===e.name&&"string"==typeof a.uri&&!1===a.uri.startsWith("data:image/")&&(e.name=a.uri);const i=(r.samplers||{})[s.sampler]||{};return e.magFilter=hd[i.magFilter]||W,e.minFilter=hd[i.minFilter]||X,e.wrapS=ud[i.wrapS]||O,e.wrapT=ud[i.wrapT]||O,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,r=this.options;if(void 0!==this.sourceCache[t])return this.sourceCache[t].then((t=>t.clone()));const s=n.images[t],a=self.URL||self.webkitURL;let o=s.uri||"",l=!1;if(void 0!==s.bufferView)o=i.getDependency("bufferView",s.bufferView).then((function(t){l=!0;const e=new Blob([t],{type:s.mimeType});return o=a.createObjectURL(e),o}));else if(void 0===s.uri)throw new Error("THREE.GLTFLoader: Image "+t+" is missing URI and bufferView");const c=Promise.resolve(o).then((function(t){return new Promise((function(i,n){let s=i;!0===e.isImageBitmapLoader&&(s=function(t){const e=new ei(t);e.needsUpdate=!0,i(e)}),e.load(_c.resolveURL(t,r.path),s,void 0,n)}))})).then((function(t){var e;return!0===l&&a.revokeObjectURL(o),Ed(t,s),t.userData.mimeType=s.mimeType||((e=s.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]=c,c}assignTexture(t,e,i,n){const r=this;return this.getDependency("texture",i.index).then((function(s){if(!s)return null;if(void 0!==i.texCoord&&i.texCoord>0&&((s=s.clone()).channel=i.texCoord),r.extensions[Lu.KHR_TEXTURE_TRANSFORM]){const t=void 0!==i.extensions?i.extensions[Lu.KHR_TEXTURE_TRANSFORM]:void 0;if(t){const e=r.associations.get(s);s=r.extensions[Lu.KHR_TEXTURE_TRANSFORM].extendTexture(s,t),r.associations.set(s,e)}}return void 0!==n&&(s.colorSpace=n),t[e]=s,s}))}assignFinalMaterial(t){const e=t.geometry;let i=t.material;const n=void 0===e.attributes.tangent,r=void 0!==e.attributes.color,s=void 0===e.attributes.normal;if(t.isPoints){const t="PointsMaterial:"+i.uuid;let e=this.cache.get(t);e||(e=new pl,Un.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 tl,Un.prototype.copy.call(e,i),e.color.copy(i.color),e.map=i.map,this.cache.add(t,e)),i=e}if(n||r||s){let t="ClonedMaterial:"+i.uuid+":";n&&(t+="derivative-tangents:"),r&&(t+="vertex-colors:"),s&&(t+="flat-shading:");let e=this.cache.get(t);e||(e=i.clone(),r&&(e.vertexColors=!0),s&&(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}t.material=i}getMaterialType(){return Ml}loadMaterial(t){const e=this,i=this.json,n=this.extensions,r=i.materials[t];let s;const a={},o=[];if((r.extensions||{})[Lu.KHR_MATERIALS_UNLIT]){const t=n[Lu.KHR_MATERIALS_UNLIT];s=t.getMaterialType(),o.push(t.extendParams(a,r,e))}else{const i=r.pbrMetallicRoughness||{};if(a.color=new Rn(1,1,1),a.opacity=1,Array.isArray(i.baseColorFactor)){const t=i.baseColorFactor;a.color.setRGB(t[0],t[1],t[2],ie),a.opacity=t[3]}void 0!==i.baseColorTexture&&o.push(e.assignTexture(a,"map",i.baseColorTexture,ee)),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))),s=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===r.doubleSided&&(a.side=2);const l=r.alphaMode||gd;if(l===vd?(a.transparent=!0,a.depthWrite=!1):(a.transparent=!1,l===fd&&(a.alphaTest=void 0!==r.alphaCutoff?r.alphaCutoff:.5)),void 0!==r.normalTexture&&s!==Pn&&(o.push(e.assignTexture(a,"normalMap",r.normalTexture)),a.normalScale=new Ue(1,1),void 0!==r.normalTexture.scale)){const t=r.normalTexture.scale;a.normalScale.set(t,t)}if(void 0!==r.occlusionTexture&&s!==Pn&&(o.push(e.assignTexture(a,"aoMap",r.occlusionTexture)),void 0!==r.occlusionTexture.strength&&(a.aoMapIntensity=r.occlusionTexture.strength)),void 0!==r.emissiveFactor&&s!==Pn){const t=r.emissiveFactor;a.emissive=(new Rn).setRGB(t[0],t[1],t[2],ie)}return void 0!==r.emissiveTexture&&s!==Pn&&o.push(e.assignTexture(a,"emissiveMap",r.emissiveTexture,ee)),Promise.all(o).then((function(){const i=new s(a);return r.name&&(i.name=r.name),Ed(i,r),e.associations.set(i,{materials:t}),r.extensions&&yd(n,i,r),i}))}createUniqueName(t){const e=bc.sanitizeNodeName(t||"");return e in this.nodeNamesUsed?e+"_"+ ++this.nodeNamesUsed[e]:(this.nodeNamesUsed[e]=0,e)}loadGeometries(t){const e=this,i=this.extensions,n=this.primitiveCache;function r(t){return i[Lu.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(t,e).then((function(i){return bd(i,t,e)}))}const s=[];for(let i=0,a=t.length;i<a;i++){const a=t[i],o=Sd(a),l=n[o];if(l)s.push(l.promise);else{let t;t=a.extensions&&a.extensions[Lu.KHR_DRACO_MESH_COMPRESSION]?r(a):bd(new $n,a,e),n[o]={primitive:a,promise:t},s.push(t)}}return Promise.all(s)}loadMesh(t){const e=this,i=this.json,n=this.extensions,r=i.meshes[t],s=r.primitives,a=[];for(let t=0,e=s.length;t<e;t++){const e=void 0===s[t].material?_d(this.cache):this.getDependency("material",s[t].material);a.push(e)}return a.push(e.loadGeometries(s)),Promise.all(a).then((function(i){const a=i.slice(0,i.length-1),o=i[i.length-1],l=[];for(let i=0,c=o.length;i<c;i++){const c=o[i],h=s[i];let u;const d=a[i];if(h.mode===ld.TRIANGLES||h.mode===ld.TRIANGLE_STRIP||h.mode===ld.TRIANGLE_FAN||void 0===h.mode)u=!0===r.isSkinnedMesh?new Oo(c,d):new hr(c,d),!0===u.isSkinnedMesh&&u.normalizeSkinWeights(),h.mode===ld.TRIANGLE_STRIP?u.geometry=Bu(u.geometry,1):h.mode===ld.TRIANGLE_FAN&&(u.geometry=Bu(u.geometry,2));else if(h.mode===ld.LINES)u=new dl(c,d);else if(h.mode===ld.LINE_STRIP)u=new ll(c,d);else if(h.mode===ld.LINE_LOOP)u=new Al(c,d);else{if(h.mode!==ld.POINTS)throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+h.mode);u=new _l(c,d)}Object.keys(u.geometry.morphAttributes).length>0&&xd(u,r),u.name=e.createUniqueName(r.name||"mesh_"+t),Ed(u,r),h.extensions&&yd(n,u,h),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 r.extensions&&yd(n,l[0],r),l[0];const c=new go;r.extensions&&yd(n,c,r),e.associations.set(c,{meshes:t});for(let t=0,e=l.length;t<e;t++)c.add(l[t]);return c}))}loadCamera(t){let e;const i=this.json.cameras[t],n=i[i.type];if(n)return"perspective"===i.type?e=new xr(Le.radToDeg(n.yfov),n.aspectRatio||1,n.znear||1,n.zfar||2e6):"orthographic"===i.type&&(e=new Yr(-n.xmag,n.xmag,n.ymag,-n.ymag,n.znear,n.zfar)),i.name&&(e.name=this.createUniqueName(i.name)),Ed(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._loadNodeShallow(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,r=[],s=[];for(let t=0,a=n.length;t<a;t++){const a=n[t];if(a){r.push(a);const e=new Qi;null!==i&&e.fromArray(i.array,16*t),s.push(e)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',e.joints[t])}return new Vo(r,s)}))}loadAnimation(t){const e=this.json,i=this,n=e.animations[t],r=n.name?n.name:"animation_"+t,s=[],a=[],o=[],l=[],c=[];for(let t=0,e=n.channels.length;t<e;t++){const e=n.channels[t],i=n.samplers[e.sampler],r=e.target,h=r.node,u=void 0!==n.parameters?n.parameters[i.input]:i.input,d=void 0!==n.parameters?n.parameters[i.output]:i.output;void 0!==r.node&&(s.push(this.getDependency("node",h)),a.push(this.getDependency("accessor",u)),o.push(this.getDependency("accessor",d)),l.push(i),c.push(r))}return Promise.all([Promise.all(s),Promise.all(a),Promise.all(o),Promise.all(l),Promise.all(c)]).then((function(t){const e=t[0],n=t[1],s=t[2],a=t[3],o=t[4],l=[];for(let t=0,r=e.length;t<r;t++){const r=e[t],c=n[t],h=s[t],u=a[t],d=o[t];if(void 0===r)continue;r.updateMatrix&&r.updateMatrix();const A=i._createAnimationTracks(r,c,h,u,d);if(A)for(let t=0;t<A.length;t++)l.push(A[t])}return new Wl(r,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,i=this.json.nodes[t],n=e._loadNodeShallow(t),r=[],s=i.children||[];for(let t=0,i=s.length;t<i;t++)r.push(e.getDependency("node",s[t]));const a=void 0===i.skin?Promise.resolve(null):e.getDependency("skin",i.skin);return Promise.all([n,Promise.all(r),a]).then((function(t){const e=t[0],i=t[1],n=t[2];null!==n&&e.traverse((function(t){t.isSkinnedMesh&&t.bind(n,wd)}));for(let t=0,n=i.length;t<n;t++)e.add(i[t]);return e}))}_loadNodeShallow(t){const e=this.json,i=this.extensions,n=this;if(void 0!==this.nodeCache[t])return this.nodeCache[t];const r=e.nodes[t],s=r.name?n.createUniqueName(r.name):"",a=[],o=n._invokeOne((function(e){return e.createNodeMesh&&e.createNodeMesh(t)}));return o&&a.push(o),void 0!==r.camera&&a.push(n.getDependency("camera",r.camera).then((function(t){return n._getNodeRef(n.cameraCache,r.camera,t)}))),n._invokeAll((function(e){return e.createNodeAttachment&&e.createNodeAttachment(t)})).forEach((function(t){a.push(t)})),this.nodeCache[t]=Promise.all(a).then((function(e){let a;if(a=!0===r.isBone?new ko:e.length>1?new go:1===e.length?e[0]:new dn,a!==e[0])for(let t=0,i=e.length;t<i;t++)a.add(e[t]);if(r.name&&(a.userData.name=r.name,a.name=s),Ed(a,r),r.extensions&&yd(i,a,r),void 0!==r.matrix){const t=new Qi;t.fromArray(r.matrix),a.applyMatrix4(t)}else void 0!==r.translation&&a.position.fromArray(r.translation),void 0!==r.rotation&&a.quaternion.fromArray(r.rotation),void 0!==r.scale&&a.scale.fromArray(r.scale);return n.associations.has(a)||n.associations.set(a,{}),n.associations.get(a).nodes=t,a})),this.nodeCache[t]}loadScene(t){const e=this.extensions,i=this.json.scenes[t],n=this,r=new go;i.name&&(r.name=n.createUniqueName(i.name)),Ed(r,i),i.extensions&&yd(e,r,i);const s=i.nodes||[],a=[];for(let t=0,e=s.length;t<e;t++)a.push(n.getDependency("node",s[t]));return Promise.all(a).then((function(t){for(let e=0,i=t.length;e<i;e++)r.add(t[e]);return n.associations=(t=>{const e=new Map;for(const[t,i]of n.associations)(t instanceof Un||t instanceof ei)&&e.set(t,i);return t.traverse((t=>{const i=n.associations.get(t);null!=i&&e.set(t,i)})),e})(r),r}))}_createAnimationTracks(t,e,i,n,r){const s=[],a=t.name?t.name:t.uuid,o=[];let l;switch(pd[r.path]===pd.weights?t.traverse((function(t){t.morphTargetInfluences&&o.push(t.name?t.name:t.uuid)})):o.push(a),pd[r.path]){case pd.weights:l=kl;break;case pd.rotation:l=Hl;break;case pd.position:case pd.scale:l=Vl;break;default:if(1===i.itemSize)l=kl;else l=Vl}const c=void 0!==n.interpolation?md[n.interpolation]:jt,h=this._getArrayFromAccessor(i);for(let t=0,i=o.length;t<i;t++){const i=new l(o[t]+"."+pd[r.path],e.array,h,c);"CUBICSPLINE"===n.interpolation&&this._createCubicSplineTrackInterpolant(i),s.push(i)}return s}_getArrayFromAccessor(t){let e=t.array;if(t.normalized){const t=Id(e.constructor),i=new Float32Array(e.length);for(let n=0,r=e.length;n<r;n++)i[n]=e[n]*t;e=i}return e}_createCubicSplineTrackInterpolant(t){t.createInterpolant=function(t){return new(this instanceof Hl?od:sd)(this.times,this.values,this.getValueSize()/3,t)},t.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0}}function bd(t,e,i){const n=e.attributes,r=[];function s(e,n){return i.getDependency("accessor",e).then((function(e){t.setAttribute(n,e)}))}for(const e in n){const i=Ad[e]||e.toLowerCase();i in t.attributes||r.push(s(n[e],i))}if(void 0!==e.indices&&!t.index){const n=i.getDependency("accessor",e.indices).then((function(e){t.setIndex(e)}));r.push(n)}return qe.workingColorSpace!==ie&&"COLOR_0"in n&&console.warn(`THREE.GLTFLoader: Converting vertex colors from "srgb-linear" to "${qe.workingColorSpace}" not supported.`),Ed(t,e),function(t,e,i){const n=e.attributes,r=new ui;if(void 0===n.POSITION)return;{const t=i.json.accessors[n.POSITION],e=t.min,s=t.max;if(void 0===e||void 0===s)return void console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.");if(r.set(new li(e[0],e[1],e[2]),new li(s[0],s[1],s[2])),t.normalized){const e=Id(cd[t.componentType]);r.min.multiplyScalar(e),r.max.multiplyScalar(e)}}const s=e.targets;if(void 0!==s){const t=new li,e=new li;for(let n=0,r=s.length;n<r;n++){const r=s[n];if(void 0!==r.POSITION){const n=i.json.accessors[r.POSITION],s=n.min,a=n.max;if(void 0!==s&&void 0!==a){if(e.setX(Math.max(Math.abs(s[0]),Math.abs(a[0]))),e.setY(Math.max(Math.abs(s[1]),Math.abs(a[1]))),e.setZ(Math.max(Math.abs(s[2]),Math.abs(a[2]))),n.normalized){const t=Id(cd[n.componentType]);e.multiplyScalar(t)}t.max(e)}else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.")}}r.expandByVector(t)}t.boundingBox=r;const a=new Ti;r.getCenter(a.center),a.radius=r.min.distanceTo(r.max)/2,t.boundingSphere=a}(t,e,i),Promise.all(r).then((function(){return void 0!==e.targets?function(t,e,i){let n=!1,r=!1,s=!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&&(r=!0),void 0!==i.COLOR_0&&(s=!0),n&&r&&s)break}if(!n&&!r&&!s)return Promise.resolve(t);const a=[],o=[],l=[];for(let c=0,h=e.length;c<h;c++){const h=e[c];if(n){const e=void 0!==h.POSITION?i.getDependency("accessor",h.POSITION):t.attributes.position;a.push(e)}if(r){const e=void 0!==h.NORMAL?i.getDependency("accessor",h.NORMAL):t.attributes.normal;o.push(e)}if(s){const e=void 0!==h.COLOR_0?i.getDependency("accessor",h.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),r&&(t.morphAttributes.normal=a),s&&(t.morphAttributes.color=o),t.morphTargetsRelative=!0,t}))}(t,e.targets,i):t}))}class Td{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}}const Bd=9,Rd=15,Dd=16,Ld=22,Ud=37,Pd=43,Nd=76,Fd=83,Qd=97,Od=100,kd=103,Gd=109,Hd=165,zd=166,Vd=1000066e3;class Wd{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 qd{constructor(t,e,i,n){this._dataView=void 0,this._littleEndian=void 0,this._offset=void 0,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}_nextUint8Array(t){const e=new Uint8Array(this._dataView.buffer,this._dataView.byteOffset+this._offset,t);return this._offset+=t,e}_skip(t){return this._offset+=t,this}_scan(t,e){void 0===e&&(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 Xd=[171,75,84,88,32,50,48,187,13,10,26,10];function jd(t){return(new TextDecoder).decode(t)}let Yd,Kd,Jd;const $d={env:{emscripten_notify_memory_growth:function(t){Jd=new Uint8Array(Kd.exports.memory.buffer)}}};class Zd{init(){return Yd||(Yd="undefined"!=typeof fetch?fetch("data:application/wasm;base64,"+tA).then((t=>t.arrayBuffer())).then((t=>WebAssembly.instantiate(t,$d))).then(this._init):WebAssembly.instantiate(Buffer.from(tA,"base64"),$d).then(this._init),Yd)}_init(t){Kd=t.instance,$d.env.emscripten_notify_memory_growth(0)}decode(t,e=0){if(!Kd)throw new Error("ZSTDDecoder: Await .init() before decoding.");const i=t.byteLength,n=Kd.exports.malloc(i);Jd.set(t,n),e=e||Number(Kd.exports.ZSTD_findDecompressedSize(n,i));const r=Kd.exports.malloc(e),s=Kd.exports.ZSTD_decompress(r,e,n,i),a=Jd.slice(r,r+s);return Kd.exports.free(n),Kd.exports.free(r),a}}const tA

528="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528class rA extends Kl{constructor(t){super(t),this.transcoderPath="",this.transcoderBinary=null,this.transcoderPending=null,this.workerPool=new Td,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}async detectSupportAsync(t){return this.workerConfig={astcSupported:await t.hasFeatureAsync("texture-compression-astc"),etc1Supported:await t.hasFeatureAsync("texture-compression-etc1"),etc2Supported:await t.hasFeatureAsync("texture-compression-etc2"),dxtSupported:await t.hasFeatureAsync("texture-compression-bc"),bptcSupported:await t.hasFeatureAsync("texture-compression-bptc"),pvrtcSupported:await t.hasFeatureAsync("texture-compression-pvrtc")},this}detectSupport(t){return!0===t.isWebGPURenderer?this.workerConfig={astcSupported:t.hasFeature("texture-compression-astc"),etc1Supported:t.hasFeature("texture-compression-etc1"),etc2Supported:t.hasFeature("texture-compression-etc2"),dxtSupported:t.hasFeature("texture-compression-bc"),bptcSupported:t.hasFeature("texture-compression-bptc"),pvrtcSupported:t.hasFeature("texture-compression-pvrtc")}: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")},this}init(){if(!this.transcoderPending){const t=new Zl(this.manager);t.setPath(this.transcoderPath),t.setWithCredentials(this.withCredentials);const e=t.loadAsync("basis_transcoder.js"),i=new Zl(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=rA.BasisWorker.toString(),n=["/* constants */","let _EngineFormat = "+JSON.stringify(rA.EngineFormat),"let _TranscoderFormat = "+JSON.stringify(rA.TranscoderFormat),"let _BasisFormat = "+JSON.stringify(rA.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}))})),nA>0&&console.warn("THREE.KTX2Loader: Multiple active KTX2 loaders may cause performance issues. Use a single KTX2Loader instance, or call .dispose() on old instances."),nA++}return this.transcoderPending}load(t,e,i,n){if(null===this.workerConfig)throw new Error("THREE.KTX2Loader: Missing initialization with `.detectSupport( renderer )`.");const r=new Zl(this.manager);r.setResponseType("arraybuffer"),r.setWithCredentials(this.withCredentials),r.load(t,(t=>{this.parse(t,e,n)}),i,n)}parse(t,e,i){if(null===this.workerConfig)throw new Error("THREE.KTX2Loader: Missing initialization with `.detectSupport( renderer )`.");if(eA.has(t)){return eA.get(t).promise.then(e).catch(i)}this._createTexture(t).then((t=>e?e(t):null)).catch(i)}_createTextureFrom(t,e){const{faces:i,width:n,height:r,format:s,type:a,error:o,dfdFlags:l}=t;if("error"===a)return Promise.reject(o);let c;if(6===e.faceCount)c=new Cl(i,s,j);else{const t=i[0].mipmaps;c=e.layerCount>1?new Sl(t,n,r,e.layerCount,s,j):new xl(t,n,r,s,j)}return c.minFilter=1===i[0].mipmaps.length?W:X,c.magFilter=W,c.generateMipmaps=!1,c.needsUpdate=!0,c.colorSpace=lA(e),c.premultiplyAlpha=!!(1&l),c}async _createTexture(t,e={}){const i=function(t){const e=new Uint8Array(t.buffer,t.byteOffset,Xd.length);if(e[0]!==Xd[0]||e[1]!==Xd[1]||e[2]!==Xd[2]||e[3]!==Xd[3]||e[4]!==Xd[4]||e[5]!==Xd[5]||e[6]!==Xd[6]||e[7]!==Xd[7]||e[8]!==Xd[8]||e[9]!==Xd[9]||e[10]!==Xd[10]||e[11]!==Xd[11])throw new Error("Missing KTX 2.0 identifier.");const i=new Wd,n=17*Uint32Array.BYTES_PER_ELEMENT,r=new qd(t,Xd.length,n,!0);i.vkFormat=r._nextUint32(),i.typeSize=r._nextUint32(),i.pixelWidth=r._nextUint32(),i.pixelHeight=r._nextUint32(),i.pixelDepth=r._nextUint32(),i.layerCount=r._nextUint32(),i.faceCount=r._nextUint32();const s=r._nextUint32();i.supercompressionScheme=r._nextUint32();const a=r._nextUint32(),o=r._nextUint32(),l=r._nextUint32(),c=r._nextUint32(),h=r._nextUint64(),u=r._nextUint64(),d=new qd(t,Xd.length+n,3*s*8,!0);for(let e=0;e<s;e++)i.levels.push({levelData:new Uint8Array(t.buffer,t.byteOffset+d._nextUint64(),d._nextUint64()),uncompressedByteLength:d._nextUint64()});const A=new qd(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;t++){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 qd(t,l,c,!0);for(;g._offset<c;){const t=g._nextUint32(),e=g._scan(t),n=jd(e);if(i.keyValue[n]=g._nextUint8Array(t-e.byteLength-1),n.match(/^ktx/i)){const t=jd(i.keyValue[n]);i.keyValue[n]=t.substring(0,t.lastIndexOf("\0"))}g._skip(t%4?4-t%4:0)}if(u<=0)return i;const f=new qd(t,h,u,!0),v=f._nextUint16(),_=f._nextUint16(),y=f._nextUint32(),E=f._nextUint32(),x=f._nextUint32(),S=f._nextUint32(),C=[];for(let t=0;t<s;t++)C.push({imageFlags:f._nextUint32(),rgbSliceByteOffset:f._nextUint32(),rgbSliceByteLength:f._nextUint32(),alphaSliceByteOffset:f._nextUint32(),alphaSliceByteLength:f._nextUint32()});const I=h+f._offset,w=I+y,M=w+E,b=M+x,T=new Uint8Array(t.buffer,t.byteOffset+I,y),B=new Uint8Array(t.buffer,t.byteOffset+w,E),R=new Uint8Array(t.buffer,t.byteOffset+M,x),D=new Uint8Array(t.buffer,t.byteOffset+b,S);return i.globalData={endpointCount:v,selectorCount:_,imageDescs:C,endpointsData:T,selectorsData:B,tablesData:R,extendedData:D},i}(new Uint8Array(t));if(0!==i.vkFormat)return async function(t){const{vkFormat:e}=t;if(void 0===aA[e])throw new Error("THREE.KTX2Loader: Unsupported vkFormat.");let i;2===t.supercompressionScheme&&(iA||(iA=new Promise((async t=>{const e=new Zd;await e.init(),t(e)}))),i=await iA);const n=[];for(let r=0;r<t.levels.length;r++){const s=Math.max(1,t.pixelWidth>>r),a=Math.max(1,t.pixelHeight>>r),o=t.pixelDepth?Math.max(1,t.pixelDepth>>r):0,l=t.levels[r];let c,h;if(0===t.supercompressionScheme)c=l.levelData;else{if(2!==t.supercompressionScheme)throw new Error("THREE.KTX2Loader: Unsupported supercompressionScheme.");c=i.decode(l.levelData,l.uncompressedByteLength)}h=oA[e]===tt?new Float32Array(c.buffer,c.byteOffset,c.byteLength/Float32Array.BYTES_PER_ELEMENT):oA[e]===et?new Uint16Array(c.buffer,c.byteOffset,c.byteLength/Uint16Array.BYTES_PER_ELEMENT):c,n.push({data:h,width:s,height:a,depth:o})}let r;if(sA.has(aA[e]))r=0===t.pixelDepth?new Go(n[0].data,t.pixelWidth,t.pixelHeight):new ai(n[0].data,t.pixelWidth,t.pixelHeight,t.pixelDepth);else{if(t.pixelDepth>0)throw new Error("THREE.KTX2Loader: Unsupported pixelDepth.");r=new xl(n,t.pixelWidth,t.pixelHeight)}

532 * you may not use this file except in compliance with the License.
533 * You may obtain a copy of the License at
534 *
535 *     http://www.apache.org/licenses/LICENSE-2.0
536 *
537 * Unless required by applicable law or agreed to in writing, software
538 * distributed under the License is distributed on an 'AS IS' BASIS,
539 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
540 * See the License for the specific language governing permissions and
541 * limitations under the License.
542 */var cA,hA;const uA=Symbol("retainerCount"),dA=Symbol("recentlyUsed"),AA=Symbol("evict"),pA=Symbol("evictionThreshold"),mA=Symbol("cache");class gA{constructor(t,e=5){this[cA]=new Map,this[hA]=[],this[mA]=t,this[pA]=e}set evictionThreshold(t){this[pA]=t,this[AA]()}get evictionThreshold(){return this[pA]}get cache(){return this[mA]}retainerCount(t){return this[uA].get(t)||0}reset(){this[uA].clear(),this[dA]=[]}retain(t){this[uA].has(t)||this[uA].set(t,0),this[uA].set(t,this[uA].get(t)+1);const e=this[dA].indexOf(t);-1!==e&&this[dA].splice(e,1),this[dA].unshift(t),this[AA]()}release(t){this[uA].has(t)&&this[uA].set(t,Math.max(this[uA].get(t)-1,0)),this[AA]()}[(cA=uA,hA=dA,AA)](){if(!(this[dA].length<this[pA]))for(let t=this[dA].length-1;t>=this[pA];--t){const e=this[dA][t];0===this[uA].get(e)&&(this[mA].delete(e),this[dA].splice(t,1))}}}
543/* @license
544 * Copyright 2021 Google LLC. All Rights Reserved.
545 * Licensed under the Apache License, Version 2.0 (the 'License');
546 * you may not use this file except in compliance with the License.
547 * You may obtain a copy of the License at
548 *
549 *     http://www.apache.org/licenses/LICENSE-2.0
550 *
551 * Unless required by applicable law or agreed to in writing, software
552 * distributed under the License is distributed on an 'AS IS' BASIS,
553 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
554 * See the License for the specific language governing permissions and
555 * limitations under the License.
556 */const fA=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 vA{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,r=0;for(;i.has(t);)t=n+"."+ ++r;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.material)return;const r=e.associations.get(n);if(null==r||null==r.meshes||null==r.primitives)return;const s=i.meshes[r.meshes].primitives[r.primitives].extensions;s&&s[this.name]&&(n.userData.variantMaterials=fA(s[this.name]))}));return t.userData.variants=n,Promise.resolve()}}
557/* @license
558 * Copyright 2019 Google LLC. All Rights Reserved.
559 * Licensed under the Apache License, Version 2.0 (the 'License');
560 * you may not use this file except in compliance with the License.
561 * You may obtain a copy of the License at
562 *
563 *     http://www.apache.org/licenses/LICENSE-2.0
564 *
565 * Unless required by applicable law or agreed to in writing, software
566 * distributed under the License is distributed on an 'AS IS' BASIS,
567 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
568 * See the License for the specific language governing permissions and
569 * limitations under the License.
570 */var _A,yA;ei.DEFAULT_ANISOTROPY=4;const EA=new Map,xA=new Map;let SA;const CA=new class extends Kl{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 r=new Zl(this.manager);r.setPath(this.path),r.setResponseType("arraybuffer"),r.setRequestHeader(this.requestHeader),r.setWithCredentials(this.withCredentials),r.load(t,(t=>{this.parse(t,e,n)}),i,n)}parse(t,e,i=()=>{}){this.decodeDracoFile(t,e,null,null,ee,i).catch(i)}decodeDracoFile(t,e,i,n,r=ie,s=()=>{}){const a={attributeIDs:i||this.defaultAttributeIDs,attributeTypes:n||this.defaultAttributeTypes,useUniqueIDs:!!i,vertexColorSpace:r};return this.decodeGeometry(t,a).then(e).catch(s)}decodeGeometry(t,e){const i=JSON.stringify(e);if(bu.has(t)){const e=bu.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 r=this.workerNextTaskID++,s=t.byteLength,a=this._getWorker(r,s).then((i=>(n=i,new Promise(((i,s)=>{n._callbacks[r]={resolve:i,reject:s},n.postMessage({type:"decode",id:r,taskConfig:e,buffer:t},[t])}))))).then((t=>this._createGeometry(t.geometry)));return a.catch((()=>!0)).then((()=>{n&&r&&this._releaseTask(n,r)})),bu.set(t,{key:i,promise:a}),a}_createGeometry(t){const e=new $n;t.index&&e.setIndex(new Gn(t.index.array,1));for(let i=0;i<t.attributes.length;i++){const n=t.attributes[i],r=n.name,s=n.array,a=n.itemSize,o=new Gn(s,a);"color"===r&&(this._assignVertexColorSpace(o,n.vertexColorSpace),o.normalized=s instanceof Float32Array==!1),e.setAttribute(r,o)}return e}_assignVertexColorSpace(t,e){if(e!==ee)return;const i=new Rn;for(let e=0,n=t.count;e<n;e++)i.fromBufferAttribute(t,e),qe.toWorkingColorSpace(i,ee),t.setXYZ(e,i.r,i.g,i.b)}_loadLibrary(t,e){const i=new Zl(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}_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=Tu.toString(),r=["/* draco decoder */",i,"","/* worker */",n.substring(n.indexOf("{")+1,n.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([r]))})),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 IA;const wA=new rA;let MA,bA;const TA=Symbol("loader"),BA=Symbol("evictionPolicy"),RA=Symbol("GLTFInstance");class DA extends xe{constructor(t){super(),this[yA]=(new Ru).register((t=>new vA(t))),this[RA]=t,this[TA].setDRACOLoader(CA),this[TA].setKTX2Loader(wA)}static setDRACODecoderLocation(t){SA=t,CA.setDecoderPath(t)}static getDRACODecoderLocation(){return SA}static setKTX2TranscoderLocation(t){IA=t,wA.setTranscoderPath(t)}static getKTX2TranscoderLocation(){return IA}static setMeshoptDecoderLocation(t){var e;MA!==t&&(MA=t,bA=(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 MA}static initializeKTX2Loader(t){wA.detectSupport(t)}static get cache(){return EA}static clearCache(){EA.forEach(((t,e)=>{this.delete(e)})),this[BA].reset()}static has(t){return EA.has(t)}static async delete(t){if(!this.has(t))return;const e=EA.get(t);xA.delete(t),EA.delete(t);(await e).dispose()}static hasFinishedLoading(t){return!!xA.get(t)}get[(_A=BA,yA=TA,BA)](){return this.constructor[BA]}async preload(t,e,i=()=>{}){if(this[TA].setWithCredentials(e.withCredentials),this.dispatchEvent({type:"preload",element:e,src:t}),!EA.has(t)){null!=bA&&this[TA].setMeshoptDecoder(await bA);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,r)=>{e.load(t,i,n,r)}))})(t,this[TA],(t=>{i(.8*t)})),n=this[RA],r=e.then((t=>n.prepare(t))).then((t=>(i(.9),new n(t)))).catch((t=>(console.error(t),new n)));EA.set(t,r)}await EA.get(t),xA.set(t,!0),i&&i(1)}async load(t,e,i=()=>{}){await this.preload(t,e,i);const n=await EA.get(t),r=await n.clone();return this[BA].retain(t),r.dispose=()=>{this[BA].release(t)},r}}DA[_A]=new gA(DA);class LA extends dn{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.center=new Ue(.5,.5),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.center=t.center,this}}const UA=new li,PA=new Qi,NA=new Qi,FA=new li,QA=new li;class OA{constructor(t={}){const e=this;let i,n,r,s;const a={objects:new WeakMap},o=void 0!==t.element?t.element:document.createElement("div");function l(t){t.isCSS2DObject&&(t.element.style.display="none");for(let e=0,i=t.children.length;e<i;e++)l(t.children[e])}function c(t,i,n){if(!1!==t.visible){if(t.isCSS2DObject){UA.setFromMatrixPosition(t.matrixWorld),UA.applyM

570=t.colorSpace,c.name=t.name,GA&&(GA.forceContextLoss(),GA.dispose(),GA=null),c}const qA={POSITION:["byte","byte normalized","unsigned byte","unsigned byte normalized","short","short normalized","unsigned short","unsigned short normalized"],NORMAL:["byte normalized","short normalized"],TANGENT:["byte normalized","short normalized"],TEXCOORD:["byte","byte normalized","unsigned byte","short","short normalized","unsigned short"]};class XA{constructor(){this.pluginCallbacks=[],this.register((function(t){return new Mp(t)})),this.register((function(t){return new bp(t)})),this.register((function(t){return new Dp(t)})),this.register((function(t){return new Lp(t)})),this.register((function(t){return new Up(t)})),this.register((function(t){return new Pp(t)})),this.register((function(t){return new Tp(t)})),this.register((function(t){return new Bp(t)})),this.register((function(t){return new Rp(t)})),this.register((function(t){return new Np(t)})),this.register((function(t){return new Fp(t)})),this.register((function(t){return new Qp(t)})),this.register((function(t){return new Op(t)})),this.register((function(t){return new kp(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 r=new wp,s=[];for(let t=0,e=this.pluginCallbacks.length;t<e;t++)s.push(this.pluginCallbacks[t](r));r.setPlugins(s),r.write(t,e,n).catch(i)}parseAsync(t,e){const i=this;return new Promise((function(n,r){i.parse(t,n,r,e)}))}}const jA=0,YA=1,KA=2,JA=3,$A=4,ZA=5120,tp=5121,ep=5122,ip=5123,np=5124,rp=5125,sp=5126,ap=34962,op=34963,lp=9728,cp=9729,hp=9984,up=9985,dp=9986,Ap=9987,pp=33071,mp=33648,gp=10497,fp="KHR_mesh_quantization",vp={};vp[1003]=lp,vp[1004]=hp,vp[1005]=dp,vp[1006]=cp,vp[1007]=up,vp[1008]=Ap,vp[1001]=pp,vp[1e3]=gp,vp[1002]=mp;const _p={scale:"scale",position:"translation",quaternion:"rotation",morphTargetInfluences:"weights"},yp=new Rn;function Ep(t,e){return t.length===e.length&&t.every((function(t,i){return t===e[i]}))}function xp(t){return 4*Math.ceil(t/4)}function Sp(t,e=0){const i=xp(t.byteLength);if(i!==t.byteLength){const n=new Uint8Array(i);if(n.set(new Uint8Array(t)),0!==e)for(let r=t.byteLength;r<i;r++)n[r]=e;return n.buffer}return t}function Cp(){return"undefined"==typeof document&&"undefined"!=typeof OffscreenCanvas?new OffscreenCanvas(1,1):document.createElement("canvas")}function Ip(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 wp{constructor(){this.plugins=[],this.options={},this.pending=[],this.buffers=[],this.byteOffset=0,this.buffers=[],this.nodeMap=new Map,this.skins=[],this.extensionsUsed={},this.extensionsRequired={},this.uids=new Map,this.uid=0,this.json={asset:{version:"2.0",generator:"THREE.GLTFExporter r"+n}},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,r=n.buffers,s=n.json;i=n.options;const a=n.extensionsUsed,o=n.extensionsRequired,l=new Blob(r,{type:"application/octet-stream"}),c=Object.keys(a),h=Object.keys(o);if(c.length>0&&(s.extensionsUsed=c),h.length>0&&(s.extensionsRequired=h),s.buffers&&s.buffers.length>0&&(s.buffers[0].byteLength=l.size),!0===i.binary){const t=new FileReader;t.readAsArrayBuffer(l),t.onloadend=function(){const i=Sp(t.result),n=new DataView(new ArrayBuffer(8));n.setUint32(0,i.byteLength,!0),n.setUint32(4,5130562,!0);const r=Sp((a=JSON.stringify(s),(new TextEncoder).encode(a).buffer),32);var a;const o=new DataView(new ArrayBuffer(8));o.setUint32(0,r.byteLength,!0),o.setUint32(4,1313821514,!0);const l=new ArrayBuffer(12),c=new DataView(l);c.setUint32(0,1179937895,!0),c.setUint32(4,2,!0);const h=12+o.byteLength+r.byteLength+n.byteLength+i.byteLength;c.setUint32(8,h,!0);const u=new Blob([l,o,r,n,i],{type:"application/octet-stream"}),d=new FileReader;d.readAsArrayBuffer(u),d.onloadend=function(){e(d.result)}}}else if(s.buffers&&s.buffers.length>0){const t=new FileReader;t.readAsDataURL(l),t.onloadend=function(){const i=t.result;s.buffers[0].uri=i,e(s)}}else e(s)}serializeUserData(t,e){if(0===Object.keys(t.userData).length)return;const i=this.options,n=this.extensionsUsed;try{const r=JSON.parse(JSON.stringify(t.userData));if(i.includeCustomExtensions&&r.gltfExtensions){void 0===e.extensions&&(e.extensions={});for(const t in r.gltfExtensions)e.extensions[t]=r.gltfExtensions[t],n[t]=!0;delete r.gltfExtensions}Object.keys(r).length>0&&(e.extras=r)}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 li;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 li;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.colorSpace===ee?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."),t instanceof xl&&(t=WA(t)),e instanceof xl&&(e=WA(e));const n=t?t.image:null,r=e?e.image:null,s=Math.max(n?n.width:0,r?r.width:0),a=Math.max(n?n.height:0,r?r.height:0),o=Cp();o.width=s,o.height=a;const l=o.getContext("2d",{willReadFrequently:!0});l.fillStyle="#00ffff",l.fillRect(0,0,s,a);const c=l.getImageData(0,0,s,a);if(n){l.drawImage(n,0,0,s,a);const e=i(t),r=l.getImageData(0,0,s,a).data;for(let t=2;t<r.length;t+=4)c.data[t]=256*e(r[t]/256)}if(r){l.drawImage(r,0,0,s,a);const t=i(e),n=l.getImageData(0,0,s,a).data;for(let e=1;e<n.length;e+=4)c.data[e]=256*t(n[e]/256)}l.putImageData(c,0,0);const h=(t||e).clone();return h.source=new $e(o),h.colorSpace=te,h.channel=(t||e).channel,t&&e&&t.channel!==e.channel&&console.warn("THREE.GLTFExporter: UV channels for metalnessMap and roughnessMap textures must match."),h}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,r){const s=this.json;let a;switch(s.bufferViews||(s.bufferViews=[]),e){case ZA:case tp:a=1;break;case ep:case ip:a=2;break;default:a=4}let o=t.itemSize*a;r===ap&&(o=4*Math.ceil(o/4));const l=xp(n*o),c=new DataView(new ArrayBuffer(l));let h=0;for(let r=i;r<i+n;r++){for(let i=0;i<t.itemSize;i++){let n;t.itemSize>4?n=t.array[r*t.itemSize+i]:(0===i?n=t.getX(r):1===i?n=t.getY(r):2===i?n=t.getZ(r):3===i&&(n=t.getW(r)),!0===t.normalized&&(n=Le.normalize(n,t.array))),e===sp?c.setFloat32(h,n,!0):e===np?c.setInt32(h,n,!0):e===rp?c.setUint32(h,n,!0):e===ep?c.setInt16(h,n,!0):e===ip?c.setUint16(h,n,!0):e===ZA?c.setInt8(h,n):e===tp&&c.setUint8(h,n),h+=a}h%o!=0&&(h+=o-h%o)}const u={buffer:this.processBuffer(c.buffer),byteOffset:this.byteOffset,byteLength:l};void 0!==r&&(u.target=r),r===ap&&(u.byteStride=o),this.byteOffset+=l,s.bufferViews.push(u);return{id:s.bufferViews.length-1,byteLength:0}}processBufferViewImage(t){const e=this,i=e.json;return i.bufferViews||(i.bufferViews=[]),new Promise((function(n){const r=new FileReader;r.readAsArrayBuffer(t),r.onloadend=function(){const t=Sp(r.result),s={buffer:e.processBuffer(t),byteOffset:e.byteOffset,byteLength:t.byteLength};e.byteOffset+=t.byteLength,n(i.bufferViews.push(s)-1)}}))}processAccessor(t,e,i,n){const r=this.json;let s;if(t.array.constructor===Float32Array)s=sp;else if(t.array.constructor===Int32Array)s=np;else if(t.array.constructor===Uint32Array)s=rp;else if(t.array.constructor===Int16Array)s=ep;else if(t.array.constructor===Uint16Array)s=ip;else if(t.array.constructor===Int8Array)s=ZA;else{if(t.array.constructor!==Uint8Array)throw new Error("THREE.GLTFExporter: Unsupported bufferAttribute component type: "+t.array.constructor.name);s=tp}if(void 0===i&&(i=0),void 0!==n&&n!==1/0||(n=t.count),0===n)return null;const a=function(t,e,i){const n={min:new Array(t.itemSize).fill(Number.POSITIVE_INFINITY),max:new Array(t.itemSize).fill(Number.NEGATIVE_INFINITY)};for(let r=e;r<e+i;r++)for(let e=0;e<t.itemSize;e++){let i;t.itemSize>4?i=t.array[r*t.itemSize+e]:(0===e?i=t.getX(r):1===e?i=t.getY(r):2===e?i=t.getZ(r):3===e&&(i=t.getW(r)),!0===t.normalized&&(i=Le.normalize(i,t.array))),n.min[e]=Math.min(n.min[e],i),n.max[e]=Math.max(n.max[e],i)}return n}(t,i,n);let o;void 0!==e&&(o=t===e.index?op:ap);const l=this.processBufferView(t,s,i,n,o),c={bufferView:l.id,byteOffset:l.byteOffset,componentType:s,count:n,max:a.max,min:a.min,type:{1:"SCALAR",2:"VEC2",3:"VEC3",4:"VEC4",9:"MAT3",16:"MAT4"}[t.itemSize]};return!0===t.normalized&&(c.normalized=!0),r.accessors||(r.accessors=[]),r.accessors.push(c)-1}processImage(t,e,i,n="image/png"){if(null!==t){const r=this,s=r.cache,a=r.json,o=r.options,l=r.pending;s.images.has(t)||s.images.set(t,{});const c=s.images.get(t),h=n+":flipY/"+i.toString();if(void 0!==c[h])return c[h];a.images||(a.images=[]);const u={mimeType:n},d=Cp();d.width=Math.min(t.width,o.maxTextureSize),d.height=Math.min(t.height,o.maxTextureSize);const A=d.getContext("2d",{willReadFrequently:!0});if(!0===i&&(A.translate(0,d.height),A.scale(1,-1)),void 0!==t.data){e!==at&&console.error("GLTFExporter: Only RGBAFormat is supported.",e),(t.width>o.maxTextureSize||t.height>o.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{if(!("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&t instanceof OffscreenCanvas))throw new Error("THREE.GLTFExporter: Invalid image type. Use HTMLImageElement, HTMLCanvasElement, ImageBitmap or OffscreenCanvas.");A.drawImage(t,0,0,d.width,d.height)}!0===o.binary?l.push(Ip(d,n).then((t=>r.processBufferViewImage(t))).then((t=>{u.bufferView=t}))):void 0!==d.toDataURL?u.uri=d.toDataURL(n):l.push(Ip(d,n).then((t=>(new FileReader).readAsDataURL(t))).then((t=>{u.uri=t})));const p=a.images.push(u)-1;return c[h]=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:vp[t.magFilter],minFilter:vp[t.minFilter],wrapS:vp[t.wrapS],wrapT:vp[t.wrapT]};return e.samplers.push(i)-1}processTexture(t){const e=this.options,i=this.cache,n=this.json;if(i.textures.has(t))return i.textures.get(t);n.textures||(n.textures=[]),t instanceof xl&&(t=WA(t,e.maxTextureSize));let r=t.userData.mimeType;"image/webp"===r&&(r="image/png");const s={sampler:this.processSampler(t),source:this.processImage(t.image,t.format,t.flipY,r)};t.name&&(s.name=t.name),this._invokeAll((function(e){e.writeTexture&&e.writeTexture(t,s)}));const a=n.textures.push(s)-1;return i.textures.set(t,a),a}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 r=t.color.toArray().concat([t.opacity]);if(Ep(r,[1,1,1,1])||(n.pbrMetallicRoughness.baseColorFactor=r),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),channel:e.channel};this.applyTextureTransform(i,e),n.pbrMetallicRoughness.metallicRoughnessTexture=i}if(t.map){const e={index:this.processTexture(t.map),texCoord:t.map.channel};this.applyTextureTransform(e,t.map),n.pbrMetallicRoughness.baseColorTexture=e}if(t.emissive){const e=t.emissive;if(Math.max(e.r,e.g,e.b)>0&&(n.emissiveFactor=t.emissive.toArray()),t.emissiveMap){const e={index:this.processTexture(t.emissiveMap),texCoord:t.emissiveMap.channel};this.applyTextureTransform(e,t.emissiveMap),n.emissiveTexture=e}}if(t.normalMap){const e={index:this.processTexture(t.normalMap),texCoord:t.normalMap.channel};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:t.aoMap.channel};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 s=i.materials.push(n)-1;return e.materials.set(t,s),s}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 r=n.join(":");if(e.meshes.has(r))return e.meshes.get(r);const s=t.geometry;let a;a=t.isLineSegments?YA:t.isLineLoop?KA:t.isLine?JA:t.isPoints?jA:t.material.wireframe?YA:$A;const o={},l={},c=[],h=[],u={uv:"TEXCOORD_0",uv1:"TEXCOORD_1",uv2:"TEXCOORD_2",uv3:"TEXCOORD_3",color:"COLOR_0",skinWeight:"WEIGHTS_0",skinIndex:"JOINTS_0"},d=s.getAttribute("normal");void 0===d||this.isNormalizedNormalAttribute(d)||(console.warn("THREE.GLTFExporter: Creating normalized normal attribute from the non-normalized one."),s.setAttribute("normal",this.createNormalizedNormalAttribute(d)));let A=null;for(let t in s.attributes){if("morph"===t.slice(0,5))continue;const i=s.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 Gn(new Uint16Array(n),i.itemSize,i.normalized));const r=this.processAccessor(A||i,s);null!==r&&(t.startsWith("_")||this.detectMeshQuantization(t,i),l[t]=r,e.attributes.set(this.getUID(i),r))}if(void 0!==d&&s.setAttribute("normal",d),0===Object.keys(l).length)return null;if(void 0!==t.morphTargetInfluences&&t.morphTargetInfluences.length>0){const i=[],n=[],r={};if(void 0!==t.morphTargetDictionary)for(const e in t.morphTargetDictionary)r[t.morphTargetDictionary[e]]=e;for(let a=0;a<t.morphTargetInfluences.length;++a){const o={};let l=!1;for(const t in s.morphAttributes){if("position"!==t&&"normal"!==t){l||(console.warn("GLTFExporter: Only POSITION and NORMAL morph are supported."),l=!0);continue}const i=s.morphAttributes[t][a],n=t.toUpperCase(),r=s.attributes[t];if(e.attributes.has(this.getUID(i,!0))){o[n]=e.attributes.get(this.getUID(i,!0));continue}const c=i.clone();if(!s.morphTargetsRelative)for(let t=0,e=i.count;t<e;t++)for(let e=0;e<i.itemSize;e++)0===e&&c.setX(t,i.getX(t)-r.getX(t)),1===e&&c.setY(t,i.getY(t)-r.getY(t)),2===e&&c.setZ(t,i.getZ(t)-r.getZ(t)),3===e&&c.setW(t,i.getW(t)-r.getW(t));o[n]=this.processAccessor(c,s),e.attributes.set(this.getUID(r,!0),o[n])}h.push(o),i.push(t.morphTargetInfluences[a]),void 0!==t.morphTargetDictionary&&n.push(r[a])}o.weights=i,n.length>0&&(o.extras={},o.extras.targetNames=n)}const p=Array.isArray(t.material);if(p&&0===s.groups.length)return null;let m=!1;if(p&&null===s.index){const t=[];for(let e=0,i=s.attributes.position.count;e<i;e++)t[e]=e;s.setIndex(t),m=!0}const g=p?t.material:[t.material],f=p?s.groups:[{materialIndex:0,start:void 0,count:void 0}];for(let t=0,i=f.length;t<i;t++){const i={mode:a,attributes:l};if(this.serializeUserData(s,i),h.length>0&&(i.targets=h),null!==s.index){let n=this.getUID(s.index);void 0===f[t].start&&void 0===f[t].count||(n+=":"+f[t].start+":"+f[t].count),e.attributes.has(n)?i.indices=e.attributes.get(n):(i.indices=this.processAccessor(s.index,s,f[t].start,f[t].count),e.attributes.set(n,i.indices)),null===i.indices&&delete i.indices}const n=this.processMaterial(g[f[t].materialIndex]);null!==n&&(i.material=n),c.push(i)}!0===m&&s.setIndex(null),o.primitives=c,i.meshes||(i.meshes=[]),this._invokeAll((function(e){e.writeMesh&&e.writeMesh(t,o)}));const v=i.meshes.push(o)-1;return e.meshes.set(r,v),v}detectMeshQuantization(t,e){if(this.extensionsUsed[fp])return;let i;switch(e.array.constructor){case Int8Array:i="byte";break;case Uint8Array:i="unsigned byte";break;case Int16Array:i="short";break;case Uint16Array:i="unsigned short";break;default:return}e.normalized&&(i+=" normalized");const n=t.split("_",1)[0];qA[n]&&qA[n].includes(i)&&(this.extensionsUsed[fp]=!0,this.extensionsRequired[fp]=!0)}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:Le.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 r=(t=XA.Utils.mergeMorphTargetTracks(t.clone(),e)).tracks,s=[],a=[];for(let t=0;t<r.length;++t){const i=r[t],o=bc.parseTrackName(i.name);let l=bc.findNode(e,o.nodeName);const c=_p[o.propertyName];if("bones"===o.objectName&&(l=!0===l.isSkinnedMesh?l.skeleton.getBoneByName(o.objectIndex):void 0),!l||!c){console.warn('THREE.GLTFExporter: Could not export animation track "%s".',i.name);continue}const h=1;let u,d=i.values.length/i.times.length;c===_p.morphTargetInfluences&&(d/=l.morphTargetInfluences.length),!0===i.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline?(u="CUBICSPLINE",d/=3):u=i.getInterpolation()===Xt?"STEP":"LINEAR",a.push({input:this.processAccessor(new Gn(i.times,h)),output:this.processAccessor(new Gn(i.values,d)),interpolation:u}),s.push({sampler:a.length-1,target:{node:n.get(l),path:c}})}return i.animations.push({name:t.name||"clip_"+i.animations.length,samplers:a,channels:s}),i.animations.length-1}processSkin(t){const e=this.json,i=this.nodeMap,n=e.nodes[i.get(t)],r=t.skeleton;if(void 0===r)return null;const s=t.skeleton.bones[0];if(void 0===s)return null;const a=[],o=new Float32Array(16*r.bones.length),l=new Qi;for(let e=0;e<r.bones.length;++e)a.push(i.get(r.bones[e])),l.copy(r.boneInverses[e]),l.multiply(t.bindMatrix).toArray(o,16*e);void 0===e.skins&&(e.skins=[]),e.skins.push({inverseBindMatrices:this.processAccessor(new Gn(o,16)),joints:a,skeleton:i.get(s)});return n.skin=e.skins.length-1}processNode(t){const e=this.json,i=this.options,n=this.nodeMap;e.nodes||(e.nodes=[]);const r={};if(i.trs){const e=t.quaternion.toArray(),i=t.position.toArray(),n=t.scale.toArray();Ep(e,[0,0,0,1])||(r.rotation=e),Ep(i,[0,0,0])||(r.translation=i),Ep(n,[1,1,1])||(r.scale=n)}else t.matrixAutoUpdate&&t.updateMatrix(),!1===Ep(t.matrix.elements,[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1])&&(r.matrix=t.matrix.elements);if(""!==t.name&&(r.name=String(t.name)),this.serializeUserData(t,r),t.isMesh||t.isLine||t.isPoints){const e=this.processMesh(t);null!==e&&(r.mesh=e)}else t.isCamera&&(r.camera=this.processCamera(t));if(t.isSkinnedMesh&&this.skins.push(t),t.children.length>0){const e=[];for(let n=0,r=t.children.length;n<r;n++){const r=t.children[n];if(r.visible||!1===i.onlyVisible){const t=this.processNode(r);null!==t&&e.push(t)}}e.length>0&&(r.children=e)}this._invokeAll((function(e){e.writeNode&&e.writeNode(t,r)}));const s=e.nodes.push(r)-1;return n.set(t,s),s}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 r=[];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&&r.push(t)}}r.length>0&&(n.nodes=r),this.serializeUserData(t,n)}processObjects(t){const e=new wo;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 wo?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 Mp{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,r=i.extensionsUsed,s={};t.name&&(s.name=t.name),s.color=t.color.toArray(),s.intensity=t.intensity,t.isDirectionalLight?s.type="directional":t.isPointLight?(s.type="point",t.distance>0&&(s.range=t.distance)):t.isSpotLight&&(s.type="spot",t.distance>0&&(s.range=t.distance),s.spot={},s.spot.innerConeAngle=(1-t.penumbra)*t.angle,s.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."),r[this.name]||(n.extensions=n.extensions||{},n.extensions[this.name]={lights:[]},r[this.name]=!0);const a=n.extensions[this.name].lights;a.push(s),e.extensions=e.extensions||{},e.extensions[this.name]={light:a.length-1}}}class bp{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 Tp{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,r={};if(r.clearcoatFactor=t.clearcoat,t.clearcoatMap){const e={index:i.processTexture(t.clearcoatMap),texCoord:t.clearcoatMap.channel};i.applyTextureTransform(e,t.clearcoatMap),r.clearcoatTexture=e}if(r.clearcoatRoughnessFactor=t.clearcoatRoughness,t.clearcoatRoughnessMap){const e={index:i.processTexture(t.clearcoatRoughnessMap),texCoord:t.clearcoatRoughnessMap.channel};i.applyTextureTransform(e,t.clearcoatRoughnessMap),r.clearcoatRoughnessTexture=e}if(t.clearcoatNormalMap){const e={index:i.processTexture(t.clearcoatNormalMap),texCoord:t.clearcoatNormalMap.channel};1!==t.clearcoatNormalScale.x&&(e.scale=t.clearcoatNormalScale.x),i.applyTextureTransform(e,t.clearcoatNormalMap),r.clearcoatNormalTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=r,n[this.name]=!0}}class Bp{constructor(t){this.writer=t,this.name="KHR_materials_dispersion"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||0===t.dispersion)return;const i=this.writer.extensionsUsed,n={};n.dispersion=t.dispersion,e.extensions=e.extensions||{},e.extensions[this.name]=n,i[this.name]=!0}}class Rp{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,r={};if(r.iridescenceFactor=t.iridescence,t.iridescenceMap){const e={index:i.processTexture(t.iridescenceMap),texCoord:t.iridescenceMap.channel};i.applyTextureTransform(e,t.iridescenceMap),r.iridescenceTexture=e}if(r.iridescenceIor=t.iridescenceIOR,r.iridescenceThicknessMinimum=t.iridescenceThicknessRange[0],r.iridescenceThicknessMaximum=t.iridescenceThicknessRange[1],t.iridescenceThicknessMap){const e={index:i.processTexture(t.iridescenceThicknessMap),texCoord:t.iridescenceThicknessMap.channel};i.applyTextureTransform(e,t.iridescenceThicknessMap),r.iridescenceThicknessTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=r,n[this.name]=!0}}class Dp{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,r={};if(r.transmissionFactor=t.transmission,t.transmissionMap){const e={index:i.processTexture(t.transmissionMap),texCoord:t.transmissionMap.channel};i.applyTextureTransform(e,t.transmissionMap),r.transmissionTexture=e}e.extensions=e.extensions||{},e.extensions[this.name]=r,n[this.name]=!0}}class Lp{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,r={};if(r.thicknessFactor=t.thickness,t.thicknessMap){const e={index:i.processTexture(t.thicknessMap),texCoord:t.thicknessMap.channel};i.applyTextureTransform(e,t.thicknessMap),r.thicknessTexture=e}t.attenuationDistance!==1/0&&(r.attenuationDistance=t.attenuationDistance),r.attenuationColor=t.attenuationColor.toArray(),e.extensions=e.extensions||{},e.extensions[this.name]=r,n[this.name]=!0}}class Up{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}}class Pp{constructor(t){this.writer=t,this.name="KHR_materials_specular"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||1===t.specularIntensity&&t.specularColor.equals(yp)&&!t.specularIntensityMap&&!t.specularColorMap)return;const i=this.writer,n=i.extensionsUsed,r={};if(t.specularIntensityMap){const e={index:i.processTexture(t.specularIntensityMap),texCoord:t.specularIntensityMap.channel};i.applyTextureTransform(e,t.specularIntensityMap),r.specularTexture=e}if(t.specularColorMap){const e={index:i.processTexture(t.specularColorMap),texCoord:t.specularColorMap.channel};i.applyTextureTransform(e,t.specularColorMap),r.specularColorTexture=e}r.specularFactor=t.specularIntensity,r.specularColorFactor=t.specularColor.toArray(),e.extensions=e.extensions||{},e.extensions[this.name]=r,n[this.name]=!0}}class Np{constructor(t){this.writer=t,this.name="KHR_materials_sheen"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||0==t.sheen)return;const i=this.writer,n=i.extensionsUsed,r={};if(t.sheenRoughnessMap){const e={index:i.processTexture(t.sheenRoughnessMap),texCoord:t.sheenRoughnessMap.channel};i.applyTextureTransform(e,t.sheenRoughnessMap),r.sheenRoughnessTexture=e}if(t.sheenColorMap){const e={index:i.processTexture(t.sheenColorMap),texCoord:t.sheenColorMap.channel};i.applyTextureTransform(e,t.sheenColorMap),r.sheenColorTexture=e}r.sheenRoughnessFactor=t.sheenRoughness,r.sheenColorFactor=t.sheenColor.toArray(),e.extensions=e.extensions||{},e.extensions[this.name]=r,n[this.name]=!0}}class Fp{constructor(t){this.writer=t,this.name="KHR_materials_anisotropy"}writeMaterial(t,e){if(!t.isMeshPhysicalMaterial||0==t.anisotropy)return;const i=this.writer,n=i.extensionsUsed,r={};if(t.anisotropyMap){const e={index:i.processTexture(t.anisotropyMap)};i.applyTextureTransform(e,t.anisotropyMap),r.anisotropyTexture=e}r.anisotropyStrength=t.anisotropy,r.anisotropyRotation=t.anisotropyRotation,e.extensions=e.extensions||{},e.extensions[this.name]=r,n[this.name]=!0}}class Qp{constructor(t){this.writer=t,this.name="KHR_materials_emissive_strength"}writeMaterial(t,e){if(!t.isMeshStandardMaterial||1===t.emissiveIntensity)return;const i=this.writer.extensionsUsed,n={};n.emissiveStrength=t.emissiveIntensity,e.extensions=e.extensions||{},e.extensions[this.name]=n,i[this.name]=!0}}class Op{constructor(t){this.writer=t,this.name="EXT_materials_bump"}writeMaterial(t,e){if(!t.isMeshStandardMaterial||1===t.bumpScale&&!t.bumpMap)return;const i=this.writer,n=i.extensionsUsed,r={};if(t.bumpMap){const e={index:i.processTexture(t.bumpMap),texCoord:t.bumpMap.channel};i.applyTextureTransform(e,t.bumpMap),r.bumpTexture=e}r.bumpFactor=t.bumpScale,e.extensions=e.extensions||{},e.extensions[this.name]=r,n[this.name]=!0}}class kp{constructor(t){this.writer=t,this.name="EXT_mesh_gpu_instancing"}writeNode(t,e){if(!t.isInstancedMesh)return;const i=this.writer,n=t,r=new Float32Array(3*n.count),s=new Float32Array(4*n.count),a=new Float32Array(3*n.count),o=new Qi,l=new li,c=new oi,h=new li;for(let t=0;t<n.count;t++)n.getMatrixAt(t,o),o.decompose(l,c,h),l.toArray(r,3*t),c.toArray(s,4*t),h.toArray(a,3*t);const u={TRANSLATION:i.processAccessor(new Gn(r,3)),ROTATION:i.processAccessor(new Gn(s,4)),SCALE:i.processAccessor(new Gn(a,3))};n.instanceColor&&(u._COLOR_0=i.processAccessor(n.instanceColor)),e.extensions=e.extensions||{},e.extensions[this.name]={attributes:u},i.extensionsUsed[this.name]=!0,i.extensionsRequired[this.name]=!0}}XA.Utils={insertKeyframe:function(t,e){const i=.001,n=t.getValueSize(),r=new t.TimeBufferType(t.times.length+1),s=new t.ValueBufferType(t.values.length+n),a=t.createInterpolant(new t.ValueBufferType(n));let o;if(0===t.times.length){r[0]=e;for(let t=0;t<n;t++)s[t]=0;o=0}else if(e<t.times[0]){if(Math.abs(t.times[0]-e)<i)return 0;r[0]=e,r.set(t.times,1),s.set(a.evaluate(e),0),s.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;r[r.length-1]=e,r.set(t.times,0),s.set(t.values,0),s.set(a.evaluate(e),t.values.length),o=r.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){r.set(t.times.slice(0,l+1),0),r[l+1]=e,r.set(t.times.slice(l+1),l+2),s.set(t.values.slice(0,(l+1)*n),0),s.set(a.evaluate(e),(l+1)*n),s.set(t.values.slice((l+1)*n),(l+2)*n),o=l+1;break}}return t.times=r,t.values=s,o},mergeMorphTargetTracks:function(t,e){const i=[],n={},r=t.tracks;for(let t=0;t<r.length;++t){let s=r[t];const a=bc.parseTrackName(s.name),o=bc.findNode(e,a.nodeName);if("morphTargetInfluences"!==a.propertyName||void 0===a.propertyIndex){i.push(s);continue}if(s.createInterpolant!==s.InterpolantFactoryMethodDiscrete&&s.createInterpolant!==s.InterpolantFactoryMethodLinear){if(s.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."),s=s.clone(),s.setInterpolation(jt)}const l=o.morphTargetInfluences.length,c=o.morphTargetDictionary[a.propertyIndex];if(void 0===c)throw new Error("THREE.GLTFExporter: Morph target name not found: "+a.propertyIndex);let h;if(void 0===n[o.uuid]){h=s.clone();const t=new h.ValueBufferType(l*h.times.length);for(let e=0;e<h.times.length;e++)t[e*l+c]=h.values[e];h.name=(a.nodeName||"")+".morphTargetInfluences",h.values=t,n[o.uuid]=h,i.push(h);continue}const u=s.createInterpolant(new s.ValueBufferType(1));h=n[o.uuid];for(let t=0;t<h.times.length;t++)h.values[t*l+c]=u.evaluate(h.times[t]);for(let t=0;t<s.times.length;t++){const e=this.insertKeyframe(h,s.times[t]);h.values[e*l+c]=s.values[t]}}return t.tracks=i,t}};
571/* @license
572 * Copyright 2021 Google LLC. All Rights Reserved.
573 * Licensed under the Apache License, Version 2.0 (the 'License');

585{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}}}
586/* @license
587 * Copyright 2020 Google LLC. All Rights Reserved.
588 * Licensed under the Apache License, Version 2.0 (the 'License');
589 * you may not use this file except in compliance with the License.
590 * You may obtain a copy of the License at
591 *
592 *     http://www.apache.org/licenses/LICENSE-2.0
593 *
594 * Unless required by applicable law or agreed to in writing, software
595 * distributed under the License is distributed on an 'AS IS' BASIS,
596 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
597 * See the License for the specific language governing permissions and
598 * limitations under the License.
599 */class qp{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 r=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 s=t-e,a=this.velocity+this.naturalFrequency*s,o=s+i*a,l=Math.exp(-this.naturalFrequency*i),c=(a-this.naturalFrequency*o)*l,h=-this.naturalFrequency*(c+a*l);return Math.abs(c)<r*Math.abs(n)&&h*s>=0?(this.velocity=0,e):(this.velocity=c,e+o*l)}}
600/* @license
601 * Copyright 2020 Google LLC. All Rights Reserved.
602 * Licensed under the Apache License, Version 2.0 (the 'License');
603 * you may not use this file except in compliance with the License.
604 * You may obtain a copy of the License at
605 *
606 *     http://www.apache.org/licenses/LICENSE-2.0
607 *
608 * Unless required by applicable law or agreed to in writing, software
609 * distributed under the License is distributed on an 'AS IS' BASIS,
610 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
611 * See the License for the specific language governing permissions and
612 * limitations under the License.
613 */const Xp=.2,jp=Math.PI/24,Yp=new Ue,Kp=(t,e,i)=>{let n=e>0?i>0?0:-Math.PI/2:i>0?Math.PI/2:Math.PI;for(let r=0;r<=12;++r)t.push(e+.17*Math.cos(n),i+.17*Math.sin(n),0,e+Xp*Math.cos(n),i+Xp*Math.sin(n),0),n+=jp};class Jp extends hr{constructor(t,e){const i=new $n,n=[],r=[],{size:s,boundingBox:a}=t,o=s.x/2,l=("back"===e?s.y:s.z)/2;Kp(r,o,l),Kp(r,-o,l),Kp(r,-o,-l),Kp(r,o,-l);const c=r.length/3;for(let t=0;t<c-2;t+=2)n.push(t,t+1,t+3,t,t+3,t+2);const h=c-2;n.push(h,h+1,1,h,1,0),i.setAttribute("position",new Vn(r,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 qp,this.hitPlane=new hr(new Nr(2*(o+Xp),2*(l+Xp))),this.hitPlane.visible=!1,this.hitPlane.material.side=2,this.add(this.hitPlane),this.hitBox=new hr(new dr(s.x+.4,s.y+Xp,s.z+.4)),this.hitBox.visible=!1,this.hitBox.material.side=2,this.add(this.hitBox),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.hitBox.position.y=(s.y+Xp)/2+a.min.y,t.target.add(this.hitBox),this.offsetHeight=0}getHit(t,e,i){Yp.set(e,-i),this.hitPlane.visible=!0;const n=t.positionAndNormalFromPoint(Yp,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}controllerIntersection(t,e){this.hitBox.visible=!0;const i=t.hitFromController(e,this.hitBox);return this.hitBox.visible=!1,i}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(){const{geometry:t,material:e}=this.hitPlane;t.dispose(),e.dispose(),this.hitBox.geometry.dispose(),this.hitBox.material.dispose(),this.geometry.dispose(),this.material.dispose(),this.hitBox.removeFromParent(),this.removeFromParent()}}
614/* @license
615 * Copyright 2019 Google LLC. All Rights Reserved.
616 * Licensed under the Apache License, Version 2.0 (the 'License');

617 * you may not use this file except in compliance with the License.
618 * You may obtain a copy of the License at
619 *
620 *     http://www.apache.org/licenses/LICENSE-2.0
621 *
622 * Unless required by applicable law or agreed to in writing, software
623 * distributed under the License is distributed on an 'AS IS' BASIS,
624 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
625 * See the License for the specific language governing permissions and
626 * limitations under the License.
627 */const $p=(t,e)=>({type:"number",number:t,unit:e}),Zp=(()=>{const t={};return e=>{const i=e;if(i in t)return t[i];const n=[];let r=0;for(;e;){if(++r>1e3){e="";break}const t=tm(e),i=t.nodes[0];if(null==i||0===i.terms.length)break;n.push(i),e=t.remainingInput}return t[i]=n}})(),tm=(()=>{const t=/^(\-\-|[a-z\u0240-\uffff])/i,e=/^([\*\+\/]|[\-]\s)/i,i=/^[\),]/;return n=>{const r=[];for(;n.length&&(n=n.trim(),!i.test(n));)if("("===n[0]){const{nodes:t,remainingInput:e}=rm(n);n=e,r.push({type:"function",name:{type:"ident",value:"calc"},arguments:t})}else if(t.test(n)){const t=em(n),e=t.nodes[0];if("("===(n=t.remainingInput)[0]){const{nodes:t,remainingInput:i}=rm(n);r.push({type:"function",name:e,arguments:t}),n=i}else r.push(e)}else if(e.test(n))r.push({type:"operator",value:n[0]}),n=n.slice(1);else{const{nodes:t,remainingInput:e}="#"===n[0]?nm(n):im(n);if(0===t.length)break;r.push(t[0]),n=e}return{nodes:[{type:"expression",terms:r}],remainingInput:n}}})(),em=(()=>{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)}}})(),im=(()=>{const t=/[\+\-]?(\d+[\.]\d+|\d+|[\.]\d+)([eE][\+\-]?\d+)?/,e=/^[a-z%]+/i,i=/^(m|mm|cm|rad|deg|[%])$/;return n=>{const r=n.match(t),s=null==r?"0":r[0],a=(n=null==s?n:n.slice(s.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(s)||0,unit:o}],remainingInput:l}}})(),nm=(()=>{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)}}})(),rm=t=>{const e=[];for(t=t.slice(1).trim();t.length;){const i=tm(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}},sm=Symbol("visitedTypes");class am{constructor(t){this[sm]=t}walk(t,e){const i=t.slice();for(;i.length;){const t=i.shift();switch(this[sm].indexOf(t.type)>-1&&e(t),t.type){case"expression":i.unshift(...t.terms);break;case"function":i.unshift(t.name,...t.arguments)}}}}const om=Object.freeze({type:"number",number:0,unit:null}),lm=(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"}},cm=(t,e=0)=>{let i,{number:n,unit:r}=t;if(isFinite(n)){if("m"===t.unit)return t}else n=e,r="m";switch(r){default:i=1;break;case"cm":i=.01;break;case"mm":i=.001}return{type:"number",number:i*n,unit:"m"}},hm=(()=>{const t=t=>t,e={rad:t,deg:lm,m:t,mm:cm,cm:cm};return(t,i=om)=>{isFinite(t.number)||(t.number=i.number,t.unit=i.unit);const{unit:n}=t;if(null==n)return t;const r=e[n];return null==r?i:r(t)}})();
628/* @license
629 * Copyright 2019 Google LLC. All Rights Reserved.
630 * Licensed under the Apache License, Version 2.0 (the 'License');
631 * you may not use this file except in compliance with the License.
632 * You may obtain a copy of the License at
633 *
634 *     http://www.apache.org/licenses/LICENSE-2.0
635 *
636 * Unless required by applicable law or agreed to in writing, software
637 * distributed under the License is distributed on an 'AS IS' BASIS,
638 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
639 * See the License for the specific language governing permissions and
640 * limitations under the License.
641 */
642/* @license
643 * Copyright 2019 Google LLC. All Rights Reserved.
644 * Licensed under the Apache License, Version 2.0 (the 'License');

645 * you may not use this file except in compliance with the License.
646 * You may obtain a copy of the License at
647 *
648 *     http://www.apache.org/licenses/LICENSE-2.0
649 *
650 * Unless required by applicable law or agreed to in writing, software
651 * distributed under the License is distributed on an 'AS IS' BASIS,
652 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
653 * See the License for the specific language governing permissions and
654 * limitations under the License.
655 */
656var um,dm,Am;const pm=Symbol("evaluate"),mm=Symbol("lastValue");class gm{constructor(){this[um]=null}static evaluatableFor(t,e=om){if(t instanceof gm)return t;if("number"===t.type)return"%"===t.unit?new _m(t,e):t;switch(t.name.value){case"calc":return new Cm(t,e);case"env":return new Em(t)}return om}static evaluate(t){return t instanceof gm?t.evaluate():t}static isConstant(t){return!(t instanceof gm)||t.isConstant}static applyIntrinsics(t,e){const{basis:i,keywords:n}=e,{auto:r}=n;return i.map(((e,i)=>{const s=null==r[i]?e:r[i];let a=t[i]?t[i]:s;if("ident"===a.type){const t=a.value;t in n&&(a=n[t][i])}return null!=a&&"ident"!==a.type||(a=s),"%"===a.unit?$p(a.number/100*e.number,e.unit):(a=hm(a,e),a.unit!==e.unit?e:a)}))}get isConstant(){return!1}evaluate(){return this.isConstant&&null!=this[mm]||(this[mm]=this[pm]()),this[mm]}}um=mm;const fm=Symbol("percentage"),vm=Symbol("basis");class _m extends gm{constructor(t,e){super(),this[fm]=t,this[vm]=e}get isConstant(){return!0}[pm](){return $p(this[fm].number/100*this[vm].number,this[vm].unit)}}const ym=Symbol("identNode");class Em extends gm{constructor(t){super(),this[dm]=null;const e=t.arguments.length?t.arguments[0].terms[0]:null;null!=e&&"ident"===e.type&&(this[ym]=e)}get isConstant(){return!1}[(dm=ym,pm)](){if(null!=this[ym]&&"window-scroll-y"===this[ym].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 om}}const xm=/[\*\/]/,Sm=Symbol("evaluator");class Cm extends gm{constructor(t,e=om){if(super(),this[Am]=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&&xm.test(i.value)){const i=n.pop(),r=n.pop();if(null==r)return;n.push(new bm(i,gm.evaluatableFor(r,e),gm.evaluatableFor(t,e)));continue}}n.push("operator"===t.type?t:gm.evaluatableFor(t,e))}for(;n.length>2;){const[t,i,r]=n.splice(0,3);if("operator"!==i.type)return;n.unshift(new bm(i,gm.evaluatableFor(t,e),gm.evaluatableFor(r,e)))}1===n.length&&(this[Sm]=n[0])}get isConstant(){return null==this[Sm]||gm.isConstant(this[Sm])}[(Am=Sm,pm)](){return null!=this[Sm]?gm.evaluate(this[Sm]):om}}const Im=Symbol("operator"),wm=Symbol("left"),Mm=Symbol("right");class bm extends gm{constructor(t,e,i){super(),this[Im]=t,this[wm]=e,this[Mm]=i}get isConstant(){return gm.isConstant(this[wm])&&gm.isConstant(this[Mm])}[pm](){const t=hm(gm.evaluate(this[wm])),e=hm(gm.evaluate(this[Mm])),{number:i,unit:n}=t,{number:r,unit:s}=e;if(null!=s&&null!=n&&s!=n)return om;const a=n||s;let o;switch(this[Im].value){case"+":o=i+r;break;case"-":o=i-r;break;case"/":o=i/r;break;case"*":o=i*r;break;default:return om}return{type:"number",number:o,unit:a}}}const Tm=Symbol("evaluatables"),Bm=Symbol("intrinsics");class Rm extends gm{constructor(t,e){super(),this[Bm]=e;const i=t[0],n=null!=i?i.terms:[];this[Tm]=e.basis.map(((t,e)=>{const i=n[e];return null==i?{type:"ident",value:"auto"}:"ident"===i.type?i:gm.evaluatableFor(i,t)}))}get isConstant(){for(const t of this[Tm])if(!gm.isConstant(t))return!1;return!0}[pm](){const t=this[Tm].map((t=>gm.evaluate(t)));return gm.applyIntrinsics(t,this[Bm]).map((t=>t.number))}}
657/* @license
658 * Copyright 2019 Google LLC. All Rights Reserved.
659 * Licensed under the Apache License, Version 2.0 (the 'License');
660 * you may not use this file except in compliance with the License.
661 * You may obtain a copy of the License at
662 *
663 *     http://www.apache.org/licenses/LICENSE-2.0
664 *
665 * Unless required by applicable law or agreed to in writing, softw

665are
666 * distributed under the License is distributed on an 'AS IS' BASIS,
667 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
668 * See the License for the specific language governing permissions and
669 * limitations under the License.
670 */var Dm,Lm,Um,Pm;const Nm=Symbol("instances"),Fm=Symbol("activateListener"),Qm=Symbol("deactivateListener"),Om=Symbol("notifyInstances"),km=Symbol("notify"),Gm=Symbol("callback");class Hm{constructor(t){this[Gm]=t}static[Om](){for(const t of Hm[Nm])t[km]()}static[(Dm=Nm,Fm)](){window.addEventListener("scroll",this[Om],{passive:!0})}static[Qm](){window.removeEventListener("scroll",this[Om])}observe(){0===Hm[Nm].size&&Hm[Fm](),Hm[Nm].add(this)}disconnect(){Hm[Nm].delete(this),0===Hm[Nm].size&&Hm[Qm]()}[km](){this[Gm]()}}Hm[Dm]=new Set;const zm=Symbol("computeStyleCallback"),Vm=Symbol("astWalker"),Wm=Symbol("dependencies"),qm=Symbol("onScroll");class Xm{constructor(t){this[Lm]={},this[Um]=new am(["function"]),this[Pm]=()=>{this[zm]({relatedState:"window-scroll"})},this[zm]=t}observeEffectsFor(t){const e={},i=this[Wm];this[Vm].walk(t,(t=>{const{name:n}=t,r=t.arguments[0].terms[0];if("env"===n.value&&null!=r&&"ident"===r.type&&"window-scroll-y"===r.value)if(null==e["window-scroll"]){const t="window-scroll"in i?i["window-scroll"]:new Hm(this[qm]);t.observe(),delete i["window-scroll"],e["window-scroll"]=t}}));for(const t in i){i[t].disconnect()}this[Wm]=e}dispose(){for(const t in this[Wm]){this[Wm][t].disconnect()}}}Lm=Wm,Um=Vm,Pm=qm;
671/* @license
672 * Copyright 2019 Google LLC. All Rights Reserved.
673 * Licensed under the Apache License, Version 2.0 (the 'License');
674 * you may not use this file except in compliance with the License.
675 * You may obtain a copy of the License at
676 *
677 *     http://www.apache.org/licenses/LICENSE-2.0
678 *
679 * Unless required by applicable law or agreed to in writing, software
680 * distributed under the License is distributed on an 'AS IS' BASIS,
681 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
682 * See the License for the specific language governing permissions and
683 * limitations under the License.
684 */
685const jm=t=>{const e=t.observeEffects||!1,i=t.intrinsics instanceof Function?t.intrinsics:()=>t.intrinsics;return(n,r)=>{const s=n.updated,a=n.connectedCallback,o=n.disconnectedCallback,l=Symbol(`${r}StyleEffector`),c=Symbol(`${r}StyleEvaluator`),h=Symbol(`${r}UpdateEvaluator`),u=Symbol(`${r}EvaluateAndSync`);Object.defineProperties(n,{[l]:{value:null,writable:!0},[c]:{value:null,writable:!0},[h]:{value:function(){const t=Zp(this[r]);this[c]=new Rm(t,i(this)),null==this[l]&&e&&(this[l]=new Xm((()=>this[u]()))),null!=this[l]&&this[l].observeEffectsFor(t)}},[u]:{value:function(){if(null==this[c])return;const e=this[c].evaluate();this[t.updateHandler](e)}},updated:{value:function(t){t.has(r)&&(this[h](),this[u]()),s.call(this,t)}},connectedCallback:{value:function(){a.call(this),this.requestUpdate(r,this[r])}},disconnectedCallback:{value:function(){o.call(this),null!=this[l]&&(this[l].dispose(),this[l]=null)}}})}},Ym=t=>t<.5?2*t*t:(4-2*t)*t-1,Km=(t,e,i=Ym)=>n=>t+(e-t)*i(n),Jm=t=>{const e=[],i=[];let n=t.initialValue;for(let r=0;r<t.keyframes.length;++r){const s=t.keyframes[r],{value:a,frames:o}=s,l=s.ease||Ym,c=Km(n,a,l);e.push(c),i.push(o),n=a}return((t,e)=>{const i=e.map((n=0,t=>n+=t));var n;return e=>{e=yu(e,0,1),e*=i[i.length-1];const n=i.findIndex((t=>t>=e)),r=n<1?0:i[n-1],s=i[n];return t[n]((e-r)/(s-r))}})(e,i)};
686/* @license
687 * Copyright 2019 Google LLC. All Rights Reserved.
688 * Licensed under the Apache License, Version 2.0 (the 'License');
689 * you may not use this file except in compliance with the License.
690 * You may obtain a copy of the License at
691 *
692 *     http://www.apache.org/licenses/LICENSE-2.0
693 *
694 * Unless required by applicable law or agreed to in writing, software
695 * distributed under the License is distributed on an 'AS IS' BASIS,
696 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
697 * See the License for the specific language governing permissions and
698 * limitations under the License.
699 */
700/* @license
701 * Copyright 2019 Google LLC. All Rights Reserved.
702 * Licensed under the Apache License, Version 2.0 (the 'License');

703 * you may not use this file except in compliance with the License.
704 * You may obtain a copy of the License at
705 *
706 *     http://www.apache.org/licenses/LICENSE-2.0
707 *
708 * Unless required by applicable law or agreed to in writing, software
709 * distributed under the License is distributed on an 'AS IS' BASIS,
710 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
711 * See the License for the specific language governing permissions and
712 * limitations under the License.
713 */
714var $m=function(t,e,i,n){for(var r,s=arguments.length,a=s<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,i,a):r(e,i))||a);return s>3&&a&&Object.defineProperty(e,i,a),a};const Zm=Jm({initialValue:0,keyframes:[{frames:5,value:-1},{frames:1,value:-1},{frames:8,value:1},{frames:1,value:1},{frames:5,value:0},{frames:18,value:0}]}),tg=Jm({initialValue:0,keyframes:[{frames:1,value:1},{frames:5,value:1},{frames:1,value:0},{frames:6,value:0}]}),eg="0deg 75deg 105%",ig=["front","right","back","left"],ng=["upper-","","lower-"],rg="auto",sg="basic",ag="wiggle",og="none",lg=()=>({basis:[lm($p(30,"deg"))],keywords:{auto:[null]}}),cg=()=>({basis:[lm($p(12,"deg"))],keywords:{auto:[null]}}),hg=(()=>{const t=Zp(eg)[0].terms,e=hm(t[0]),i=hm(t[1]);return t=>{const n=t[Xy].idealCameraDistance();return{basis:[e,i,$p(n,"m")],keywords:{auto:[null,null,$p(105,"%")]}}}})(),ug=t=>{const e=2.2*t[Xy].boundingSphere.radius;return{basis:[$p(-1/0,"rad"),$p(0,"rad"),$p(e,"m")],keywords:{auto:[null,null,null]}}},dg=t=>{const e=hg(t),i=new Rm([],e).evaluate()[2];return{basis:[$p(1/0,"rad"),$p(Math.PI,"rad"),$p(i,"m")],keywords:{auto:[null,null,null]}}},Ag=t=>{const e=t[Xy].boundingBox.getCenter(new li);return{basis:[$p(e.x,"m"),$p(e.y,"m"),$p(e.z,"m")],keywords:{auto:[null,null,null]}}},pg=Math.PI/2,mg=Math.PI/3,gg=pg/2,fg=2*Math.PI,vg=Symbol("controls"),_g=Symbol("panElement"),yg=Symbol("promptElement"),Eg=Symbol("promptAnimatedContainer"),xg=Symbol("fingerAnimatedContainers"),Sg=Symbol("deferInteractionPrompt"),Cg=Symbol("updateAria"),Ig=Symbol("a11y"),wg=Symbol("updateA11y"),Mg=Symbol("updateCameraForRadius"),bg=Symbol("cancelPrompts"),Tg=Symbol("onChange"),Bg=Symbol("onPointerChange"),Rg=Symbol("waitingToPromptUser"),Dg=Symbol("userHasInteracted"),Lg=Symbol("promptElementVisibleTime"),Ug=Symbol("lastPromptOffset"),Pg=Symbol("cancellationSource"),Ng=Symbol("lastSpherical"),Fg=Symbol("jumpCamera"),Qg=Symbol("initialized"),Og=Symbol("maintainThetaPhi"),kg=Symbol("syncCameraOrbit"),Gg=Symbol("syncFieldOfView"),Hg=Symbol("syncCameraTarget"),zg=Symbol("syncMinCameraOrbit"),Vg=Symbol("syncMaxCameraOrbit"),Wg=Symbol("syncMinFieldOfView"),qg=Symbol("syncMaxFieldOfView"),Xg=new Ue,jg=new li,Yg=Object.freeze({minimumRadius:0,maximumRadius:1/0,minimumPolarAngle:0,maximumPolarAngle:Math.PI,minimumAzimuthalAngle:-1/0,maximumAzimuthalAngle:1/0,minimumFieldOfView:10,maximumFieldOfView:45,touchAction:"none"}),Kg=Math.PI/8,Jg=.04,$g={USER_INTERACTION:"user-interaction",NONE:"none",AUTOMATIC:"automatic"};class Zg extends xe{constructor(t,e,i){super(),this.camera=t,this.element=e,this.scene=i,this.orbitSensitivity=1,this.zoomSensitivity=1,this.panSensitivity=1,this.inputSensitivity=1,this.changeSource=$g.NONE,this._interactionEnabled=!1,this._disableZoom=!1,this.isUserPointing=!1,this.enablePan=!0,this.enableTap=!0,this.panProjection=new Pe,this.panPerPixel=0,this.spherical=new Nc,this.goalSpherical=new Nc,this.thetaDamper=new qp,this.phiDamper=new qp,this.radiusDamper=new qp,this.logFov=Math.log(Yg.maximumFieldOfView),this.goalLogFov=this.logFov,this.fovDamper=new qp,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=Jg*this.zoomSensitivity*(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),r=Math.abs(e);if(this.changeSource===$g.USER_INTERACTION&&("pan-y"===i&&r>n||"pan-x"===i&&n>r))return void(this.touchMode=null);this.element.addEventListener("touchmove",this.disableScroll,{passive:!1})}this.handleSinglePointerMove(t,e)},this.onPointerDown=t=>{if(this.pointers.length>2)return;const{element:e}=this;0===this.pointers.length&&(e.addEventListener("pointermove",this.onPointerMove),e.addEventListener("pointerup",this.onPointerUp),this.touchMode=null,this.touchDecided=!1,this.startPointerPosition.clientX=t.clientX,this.startPointerPosition.clientY=t.clientY,this.startTime=performance.now());try{e.setPointerCapture(t.pointerId)}catch(t){}this.pointers.push({clientX:t.clientX,clientY:t.clientY,id:t.pointerId}),this.isUserPointing=!1,"touch"===t.pointerType?(this.changeSource=t.altKey?$g.AUTOMATIC:$g.USER_INTERACTION,this.onTouchChange(t)):(this.changeSource=$g.USER_INTERACTION,this.onMouseDown(t)),this.changeSource===$g.USER_INTERACTION&&this.dispatchEvent({type:"user-interaction"})},this.onPointerMove=t=>{const e=this.pointers.find((e=>e.id===t.pointerId));if(null==e)return;if("mouse"===t.pointerType&&0===t.buttons)return void this.onPointerUp(t);const i=this.pointers.length,n=(t.clientX-e.clientX)/i,r=(t.clientY-e.clientY)/i;0===n&&0===r||(e.clientX=t.clientX,e.clientY=t.clientY,"touch"===t.pointerType?(this.changeSource=t.altKey?$g.AUTOMATIC:$g.USER_INTERACTION,null!==this.touchMode&&this.touchMode(n,r)):(this.changeSource=$g.USER_INTERACTION,this.panPerPixel>0?this.movePan(n,r):this.handleSinglePointerMove(n,r)))},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[_g].style.opacity=0,e.style.cursor="grab",this.panPerPixel=0,this.isUserPointing&&this.dispatchEvent({type:"pointer-change-end"})},this.onWheel=t=>{this.changeSource=$g.USER_INTERACTION;const e=t.deltaY*(1==t.deltaMode?18:1)*Jg*this.zoomSensitivity/30;this.userAdjustOrbit(0,0,e),t.preventDefault(),this.dispatchEvent({type:"user-interaction"})},this.onKeyDown=t=>{const{changeSource:e}=this;this.changeSource=$g.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({},Yg),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 Nc){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:r,minimumPolarAngle:s,maximumPolarAngle:a,minimumRadius:o,maximumRadius:l}=this._options,{theta:c,phi:h,radius:u}=this.goalSpherical,d=yu(t,n,r);isFinite(n)||isFinite(r)||(this.spherical.theta=this.wrapAngle(this.spherical.theta-d)+d);const A=yu(e,s,a),p=yu(i,o,l);return(d!==c||A!==h||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=yu(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:r,radius:s}=this.goalSpherical,{minimumRadius:a,maximumRadius:o,minimumFieldOfView:l,maximumFieldOfView:c}=this._options,h=this.spherical.theta-n,u=Math.PI-.001,d=n-yu(t,-u-h,u-h),A=r-e,p=0===i?0:((i>0?o:a)-s)/(Math.log(i>0?c:l)-this.goalLogFov),m=s+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,r=this.spherical.theta-this.goalSpherical.theta;return Math.abs(r)>Math.PI&&!isFinite(this._options.minimumAzimuthalAngle)&&!isFinite(this._options.maximumAzimuthalAngle)&&(this.spherical.theta-=2*Math.sign(r)*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 ji(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:r,clientY:s}=e,a=r-i,o=s-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.panSensitivity/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=jg.set(t,e,0).multiplyScalar(this.inputSensitivity),r=this.spherical.radius*Math.exp(this.logFov)*this.panPerPixel;n.multiplyScalar(r);const s=i.getTarget();s.add(n.applyMatrix3(this.panProjection)),i.boundingSphere.clampPoint(s,s),i.setTarget(s.x,s.y,s.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(Xg.set(0,0));if(null==e)return;t.target.worldToLocal(e.position);const i=t.getTarget(),{theta:n,phi:r}=this.spherical,s=n-t.yaw,a=jg.set(Math.sin(r)*Math.sin(s),Math.cos(r),Math.sin(r)*Math.cos(s)),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[_g].style.opacity=1))}}onMouseDown(t){this.panPerPixel=0,this.enablePan&&(2===t.button||t.ctrlKey||t.metaKey||t.shiftKey)&&(this.initializePan(),this.scene.element[_g].style.opacity=1),this.element.style.cursor="grabbing"}orbitZoomKeyCodeHandler(t){let e=!0;switch(t.key){case"PageUp":this.userAdjustOrbit(0,0,Jg*this.zoomSensitivity);break;case"PageDown":this.userAdjustOrbit(0,0,-.04*this.zoomSensitivity);break;case"ArrowUp":this.userAdjustOrbit(0,-Kg,0);break;case"ArrowDown":this.userAdjustOrbit(0,Kg,0);break;case"ArrowLeft":this.userAdjustOrbit(-Kg,0,0);break;case"ArrowRight":this.userAdjustOrbit(Kg,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}}
715/* @license
716 * Copyright 2019 Google LLC. All Rights Reserved.
717 * Licensed under the Apache License, Version 2.0 (the 'License');

728console.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 Wp(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 r=t.element.shadowRoot.querySelector(".slot.exit-webxr-ar-button");r.classList.add("enabled"),r.addEventListener("click",this.onExitWebXRButtonContainerClick),this.exitWebXRButtonContainer=r;const s=await n.requestReferenceSpace("viewer");this.xrMode=n.interactionMode,this.tracking=!0,this.frames=0,this.initialized=!1,this.turntableRotation=t.yaw,this.goalYaw=t.yaw,this.goalScale=1,t.setBackground(null),this.oldShadowIntensity=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:s,offsetRay:o}).then((t=>{this.initialHitSource=t})),"screen-space"!==this.xrMode&&(this.setupControllers(),this.xDamper.setDecayTime(tf),this.yDamper.setDecayTime(tf),this.zDamper.setDecayTime(tf),this.yawDamper.setDecayTime(tf),this.pitchDamper.setDecayTime(tf),this.rollDamper.setDecayTime(tf)),this.currentSession=n,this.placementBox=new Jp(t,this.placeOnWall?"back":"bottom"),this.placementComplete=!1,this.lastTick=performance.now(),this.dispatchEvent({type:"status",status:nf})}setupControllers(){this.controller1=this.threeRenderer.xr.getController(0),this.controller1.addEventListener("selectstart",this.onControllerSelectStart),this.controller1.addEventListener("selectend",this.onControllerSelectEnd),this.controller2=this.threeRenderer.xr.getController(1),this.controller2.addEventListener("selectstart",this.onControllerSelectStart),this.controller2.addEventListener("selectend",this.onControllerSelectEnd);const t=this.presentedScene;if(t.add(this.controller1),t.add(this.controller2),!this.controller1.userData.line){const e=new ll(Af);e.name="line",e.scale.z=5,this.controller1.userData.turning=!1,this.controller1.userData.line=e,this.controller1.add(e),this.controller2.userData.turning=!1;const i=e.clone();this.controller2.userData.line=i,this.controller2.add(i),this.scaleLine.name="scale line",this.scaleLine.visible=!1,this.controller1.add(this.scaleLine);const{size:n}=t,r=.1/Math.max(n.x,n.y,n.z),s=new hr(pf);s.name="box",s.scale.copy(n).multiplyScalar(r),s.visible=!1,this.controller1.userData.box=s,t.add(s);const a=s.clone();this.controller2.userData.box=a,t.add(a)}}hover(t){if("screen-space"===this.xrMode||this.selectedController==t)return!1;const e=this.presentedScene,i=this.placementBox.controllerIntersection(e,t);return t.userData.box.visible=(null==i||t.userData.turning)&&!this.isTwoFingering,t.userData.line.scale.z=null==i?5:i.distance,null!=i}controllerSeparation(){return this.controller1.position.distanceTo(this.controller2.position)}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.add(e.pivot),e.pivot.quaternion.set(0,0,0,1),e.pivot.position.set(0,0,0),e.pivot.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[Su],t[Cu]);const r=this.oldTarget;e.setTarget(r.x,r.y,r.z),e.xrCamera=null,e.element.removeEventListener("load",this.onUpdateScene),e.orientHotspots(0);const{width:s,height:a}=t.getBoundingClientRect();e.setSize(s,a),requestAnimationFrame((()=>{e.element.dispatchEvent(new CustomEvent("camera-change",{detail:{source:$g.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 r=this.initialHitSource;null!=r&&(r.cancel(),this.initialHitSource=null),null!=this.placementBox&&(this.placementBox.dispose(),this.placementBox=null),"screen-space"!==this.xrMode&&(null!=this.controller1&&(this.controller1.userData.turning=!1,this.controller1.userData.box.visible=!1,this.controller1.userData.line.visible=!0,this.controller1.removeEventListener("selectstart",this.onControllerSelectStart),this.controller1.removeEventListener("selectend",this.onControllerSelectEnd),this.controller1.removeFromParent(),this.controller1=null),null!=this.controller2&&(this.controller2.userData.turning=!1,this.controller2.userData.box.visible=!1,this.controller2.userData.line.visible=!0,this.controller2.removeEventListener("selectstart",this.onControllerSelectStart),this.controller2.removeEventListener("selectend",this.onControllerSelectEnd),this.controller2.removeFromParent(),this.controller2=null),this.selectedController=null,this.scaleLine.visible=!1),this.isTranslating=!1,this.isRotating=!1,this.isTwoFingering=!1,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:ef})}updateView(t){const e=this.presentedScene,i=this.threeRenderer.xr;i.updateCamera(df),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 r=i.getBaseLayer();if(null!=r){const e=r instanceof XRWebGLLayer?r.getViewport(t):i.getBinding().getViewSubImage(r,t).viewport;this.threeRenderer.setViewport(e.x,e.y,e.width,e.height)}}placeInitially(){const t=this.presentedScene,{pivot:e,element:i}=t,{position:n}=e,r=t.getCamera(),{width:s,height:a}=this.overlay.getBoundingClientRect();t.setSize(s,a),r.projectionMatrixInverse.copy(r.projectionMatrix).invert();const{theta:o}=i.getCameraOrbit(),l=r.getWorldDirection(lf);t.yaw=Math.atan2(-l.x,-l.z)-o,this.goalYaw=t.yaw;const c=Math.max(1,2*t.boundingSphere.radius);n.copy(r.position).add(l.multiplyScalar(c)),this.updateTarget();const h=t.getTarget();if(n.add(h).sub(this.oldTarget),this.goalPosition.copy(n),t.setHotspotsVisibility(!0),"screen-space"===this.xrMode){const{session:t}=this.frame;t.addEventListener("selectstart",this.onSelectStart),t.addEventListener("selectend",this.onSelectEnd),t.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&&(lf.copy(e).sub(this.presentedScene.getCamera().position),lf.length()>10)?null:e}getHitPoint(t){const e=this.threeRenderer.xr.getReferenceSpace(),i=t.getPose(e);if(null==i)return null;const n=hf.fromArray(i.transform.matrix);return!0===this.placeOnWall&&(this.goalYaw=Math.atan2(n.elements[4],n.elements[6])),n.elements[5]>.75!==this.placeOnWall?uf.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],r=this.getHitPoint(n);null!=r&&(this.placementBox.show=!0,this.isTranslating||(this.placeOnWall?this.goalPosition.copy(r):this.goalPosition.y=r.y),e.cancel(),this.initialHitSource=null,this.dispatchEvent({type:"status",status:rf}))}fingerPolar(t){const e=t[0].inputSource.gamepad.axes,i=t[1].inputSource.gamepad.axes,n=i[0]-e[0],r=i[1]-e[1],s=Math.atan2(r,n);let a=this.lastAngle-s;return a>Math.PI?a-=2*Math.PI:a<-Math.PI&&(a+=2*Math.PI),this.lastAngle=s,{separation:Math.sqrt(n*n+r*r),deltaYaw:a}}setScale(t){const e=t/this.firstRatio;this.goalScale=Math.abs(e-1)<.2?1:e}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,r=n.pivot.scale.x;if(this.isTwoFingering)if(i.length<2)this.isTwoFingering=!1;else{const{separation:t,deltaYaw:e}=this.fingerPolar(i);!1===this.placeOnWall&&(this.goalYaw+=e),n.canScale&&this.setScale(t)}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}else 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/r,this.presentedScene.setShadowOffset(t);const i=lf.copy(n.getCamera().position),s=-t/(i.y-e.y);i.multiplyScalar(s),e.multiplyScalar(1-s).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/r}}moveScene(t){const e=this.presentedScene,{pivot:i}=e,n=this.placementBox;if(n.updateOpacity(t),this.controller1&&(this.controller1.userData.turning&&(i.quaternion.copy(this.controller1.quaternion).multiply(this.relativeOrientation),this.selectedController&&this.selectedController===this.controller2&&i.quaternion.premultiply(cf.copy(this.controller2.quaternion).invert())),this.controller1.userData.box.position.copy(this.controller1.position),i.getWorldQuaternion(this.controller1.userData.box.quaternion)),this.controller2&&(this.controller2.userData.turning&&(i.quaternion.copy(this.controller2.quaternion).multiply(this.relativeOrientation),this.selectedController&&this.selectedController===this.controller1&&i.quaternion.premultiply(cf.copy(this.controller1.quaternion).invert())),this.controller2.userData.box.position.copy(this.controller2.position),i.getWorldQuaternion(this.controller2.userData.box.quaternion)),this.controller1&&this.controller2&&this.isTwoFingering){const t=this.controllerSeparation();this.setScale(t),this.scaleLine.scale.z=-t,this.scaleLine.lookAt(this.controller2.position)}const r=e.pivot.scale.x;if(this.goalScale!==r){const i=this.scaleDamper.update(r,this.goalScale,t,1);e.pivot.scale.set(i,i,i)}if(i.parent!==e)return;const{position:s}=i,a=e.boundingSphere.radius,o=this.goalPosition;let l=$g.NONE;if(!o.equals(s)){l=$g.USER_INTERACTION;let{x:i,y:r,z:c}=s;if(i=this.xDamper.update(i,o.x,t,a),r=this.yDamper.update(r,o.y,t,a),c=this.zDamper.update(c,o.z,t,a),s.set(i,r,c),"screen-space"===this.xrMode&&!this.isTranslating){const t=o.y-r;this.placementComplete&&!1===this.placeOnWall?(n.offsetHeight=t/e.pivot.scale.x,e.setShadowOffset(t)):0===t&&(this.placementComplete=!0,n.show=!1,e.setShadowIntensity(.8))}"screen-space"!==this.xrMode&&o.equals(s)&&e.setShadowIntensity(.8)}e.updateTarget(t),cf.setFromAxisAngle(lf.set(0,1,0),this.goalYaw);const c=e.pivot.quaternion.angleTo(cf),h=c-this.yawDamper.update(c,0,t,Math.PI);e.pivot.quaternion.rotateTowards(cf,h),e.element.dispatchEvent(new CustomEvent("camera-change",{detail:{source:l}}))}onWebXRFrame(t,e){if("screen-space"!==this.xrMode){const t=this.hover(this.controller1),e=this.hover(this.controller2);this.placementBox.show=(t||e)&&!this.isTwoFingering}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:of}));const r=this.presentedScene;if(null==n||null==r||!r.element.loaded)return void this.threeRenderer.clear();!1===this.tracking&&(this.tracking=!0,this.dispatchEvent({type:"tracking",status:af}));let s=!0;for(const i of n.views){if(this.updateView(i),s){this.moveToFloor(e),this.processInput(e);const i=t-this.lastTick;this.moveScene(i),this.renderer.preRender(r,t,i),this.lastTick=t,r.renderShadow(this.threeRenderer)}this.threeRenderer.render(r,r.getCamera()),s=!1}}}function gf(t){const e=new Map,i=new Map,n=t.clone();return ff(t,n,(function(t,n){e.set(n,t),i.set(t,n)})),n.traverse((function(t){if(!t.isSkinnedMesh)return;const n=t,r=e.get(t),s=r.skeleton.bones;n.skeleton=r.skeleton.clone(),n.bindMatrix.copy(r.bindMatrix),n.skeleton.bones=s.map((function(t){return i.get(t)})),n.bind(n.skeleton,n.bindMatrix)})),n}function ff(t,e,i){i(t,e);for(let n=0;n<t.children.length;n++)ff(t.children[n],e.children[n],i)}
729/* @license
730 * Copyright 2020 Google LLC. All Rights Reserved.
731 * Licensed under the Apache License, Version 2.0 (the 'License');

751are
752 * distributed under the License is distributed on an 'AS IS' BASIS,
753 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
754 * See the License for the specific language governing permissions and
755 * limitations under the License.
756 */const Lf=Symbol("correlatedSceneGraph");class Uf extends xf{static[_f](t){const e=super[_f](t);null==e[Lf]&&(e[Lf]=Df.from(e));const{scene:i}=e,n=new Ti(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.material){const{geometry:t}=i;i.castShadow=!0,i.isSkinnedMesh&&(t.boundingSphere=n,t.boundingBox=null);const r=i.material;if(!0===r.isMeshBasicMaterial&&(r.toneMapped=!1),r.shadowSide=0,r.aoMap){const{gltf:i,threeObjectMap:n}=e[Lf],s=n.get(r);if(null!=i.materials&&null!=s&&null!=s.materials){const e=i.materials[s.materials];e.occlusionTexture&&0===e.occlusionTexture.texCoord&&null!=t.attributes.uv&&t.setAttribute("uv2",t.attributes.uv)}}}})),e}get correlatedSceneGraph(){return this[yf][Lf]}[Ef](){const t=super[Ef](),e=new Map;return t.scene.traverse((t=>{const i=t;if(i.material){const t=i.material;if(null!=t){if(e.has(t.uuid))return void(i.material=e.get(t.uuid));i.material=t.clone(),e.set(t.uuid,i.material)}}const n=t;void 0!==n.target&&n.add(n.target)})),t[Lf]=Df.from(t,this.correlatedSceneGraph),t}}const Pf=(t,e,i)=>{let n;switch(t){case j:n=new Uint8ClampedArray(e*i*4);break;case et:n=new Uint16Array(e*i*4);break;case Z:n=new Uint32Array(e*i*4);break;case Y:n=new Int8Array(e*i*4);break;case K:n=new Int16Array(e*i*4);break;case $:n=new Int32Array(e*i*4);break;case tt:n=new Float32Array(e*i*4);break;default:throw new Error("Unsupported data type")}return n};let Nf;class Ff{constructor(t){var e,i,n,r,s,a,o,l,c,h,u,d,A,p,m,g;this._rendererIsDisposable=!1,this._supportsReadPixels=!0,this.render=()=>{this._renderer.setRenderTarget(this._renderTarget);try{this._renderer.render(this._scene,this._camera)}catch(t){throw this._renderer.setRenderTarget(null),t}this._renderer.setRenderTarget(null)},this._width=t.width,this._height=t.height,this._type=t.type,this._colorSpace=t.colorSpace;const f={format:at,depthBuffer:!1,stencilBuffer:!1,type:this._type,colorSpace:this._colorSpace,anisotropy:void 0!==(null===(e=t.renderTargetOptions)||void 0===e?void 0:e.anisotropy)?null===(i=t.renderTargetOptions)||void 0===i?void 0:i.anisotropy:1,generateMipmaps:void 0!==(null===(n=t.renderTargetOptions)||void 0===n?void 0:n.generateMipmaps)&&(null===(r=t.renderTargetOptions)||void 0===r?void 0:r.generateMipmaps),magFilter:void 0!==(null===(s=t.renderTargetOptions)||void 0===s?void 0:s.magFilter)?null===(a=t.renderTargetOptions)||void 0===a?void 0:a.magFilter:W,minFilter:void 0!==(null===(o=t.renderTargetOptions)||void 0===o?void 0:o.minFilter)?null===(l=t.renderTargetOptions)||void 0===l?void 0:l.minFilter:W,samples:void 0!==(null===(c=t.renderTargetOptions)||void 0===c?void 0:c.samples)?null===(h=t.renderTargetOptions)||void 0===h?void 0:h.samples:void 0,wrapS:void 0!==(null===(u=t.renderTargetOptions)||void 0===u?void 0:u.wrapS)?null===(d=t.renderTargetOptions)||void 0===d?void 0:d.wrapS:k,wrapT:void 0!==(null===(A=t.renderTargetOptions)||void 0===A?void 0:A.wrapT)?null===(p=t.renderTargetOptions)||void 0===p?void 0:p.wrapT:k};if(this._material=t.material,t.renderer?this._renderer=t.renderer:(this._renderer=Ff.instantiateRenderer(),this._rendererIsDisposable=!0),this._scene=new wo,this._camera=new Yr,this._camera.position.set(0,0,10),this._camera.left=-.5,this._camera.right=.5,this._camera.top=.5,this._camera.bottom=-.5,this._camera.updateProjectionMatrix(),!((t,e,i,n)=>{if(void 0!==Nf)return Nf;const r=new ri(1,1,n);e.setRenderTarget(r);const s=new hr(new Nr,new Pn({color:16777215}));e.render(s,i),e.setRenderTarget(null);const a=Pf(t,r.width,r.height);return e.readRenderTargetPixels(r,0,0,r.width,r.height,a),r.dispose(),s.geometry.dispose(),s.material.dispose(),Nf=0!==a[0],Nf})(this._type,this._renderer,this._camera,f)){let t;if(this._type===et)t=this._renderer.extensions.has("EXT_color_buffer_float")?tt:void 0;void 0!==t?(console.warn(`This browser does not support reading pixels from ${this._type} RenderTargets, switching to 1015`),this._type=t):(this._supportsReadPixels=!1,console.warn("This browser dos not support toArray or toDataTexture, calls to those methods will result in an error thrown"))}this._quad=new hr(new Nr,this._material),this._quad.geometry.computeBoundingBox(),this._scene.add(this._quad),this._renderTarget=new ri(this.width,this.height,f),this._renderTarget.texture.mapping=void 0!==(null===(m=t.renderTargetOptions)||void 0===m?void 0:m.mapping)?null===(g=t.renderTargetOptions)||void 0===g?void 0:g.mapping:U}static instantiateRenderer(){const t=new Io;return t.setSize(128,128),t}toArray(){if(!this._supportsReadPixels)throw new Error("Can't read pixels in this browser");const t=Pf(this._type,this._width,this._height);return this._renderer.readRenderTargetPixels(this._renderTarget,0,0,this._width,this._height,t),t}toDataTexture(t){const e=new Go(this.toArray(),this.width,this.height,at,this._type,(null==t?void 0:t.mapping)||U,(null==t?void 0:t.wrapS)||k,(null==t?void 0:t.wrapT)||k,(null==t?void 0:t.magFilter)||W,(null==t?void 0:t.minFilter)||W,(null==t?void 0:t.anisotropy)||1,ie);return e.generateMipmaps=void 0!==(null==t?void 0:t.generateMipmaps)&&(null==t?void 0:t.generateMipmaps),e}disposeOnDemandRenderer(){this._renderer.setRenderTarget(null),this._rendererIsDisposable&&(this._renderer.dispose(),this._renderer.forceContextLoss())}dispose(t){this.disposeOnDemandRenderer(),t&&this.renderTarget.dispose(),this.material instanceof fr&&Object.values(this.material.uniforms).forEach((t=>{t.value instanceof ei&&t.value.dispose()})),Object.values(this.material).forEach((t=>{t instanceof ei&&t.dispose()})),this.material.dispose(),this._quad.geometry.dispose()}get width(){return this._width}set width(t){this._width=t,this._renderTarget.setSize(this._width,this._height)}get height(){return this._height}set height(t){this._height=t,this._renderTarget.setSize(this._width,this._height)}get renderer(){return this._renderer}get renderTarget(){return this._renderTarget}set renderTarget(t){this._renderTarget=t,this._width=t.width,this._height=t.height}get material(){return this._material}get type(){return this._type}get colorSpace(){return this._colorSpace}}class Qf extends fr{constructor({gamma:t,offsetHdr:e,offsetSdr:i,gainMapMin:n,gainMapMax:r,maxDisplayBoost:s,hdrCapacityMin:a,hdrCapacityMax:o,sdr:l,gainMap:c}){super({name:"GainMapDecoderMaterial",vertexShader:"\nvarying vec2 vUv;\n\nvoid main() {\n  vUv = uv;\n  gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0

756arseFloat(u)}}catch(t){}r=n.indexOf("<x:xmpmeta",t)}})(t);if(!e)throw new kf("Gain map XMP metadata not found");const i=new Hf({extractFII:!0,extractNonFII:!0}),n=await i.extract(t);if(2!==n.length)throw new Of("Gain map recovery image not found");return{sdr:new Uint8Array(await n[0].arrayBuffer()),gainMap:new Uint8Array(await n[1].arrayBuffer()),metadata:e}},Vf=t=>new Promise(((e,i)=>{const n=document.createElement("img");n.onload=()=>{e(n)},n.onerror=t=>{i(t)},n.src=URL.createObjectURL(t)}));class Wf extends Kl{constructor(t,e){super(e),t&&(this._renderer=t),this._internalLoadingManager=new jl}setRenderer(t){return this._renderer=t,this}setRenderTargetOptions(t){return this._renderTargetOptions=t,this}prepareQuadRenderer(){this._renderer||console.warn("WARNING: An existing WebGL Renderer was not passed to this Loader constructor or in setRenderer, the result of this Loader will need to be converted to a Data Texture with toDataTexture() before you can use it in your renderer.");const t=new Qf({gainMapMax:[1,1,1],gainMapMin:[0,0,0],gamma:[1,1,1],offsetHdr:[1,1,1],offsetSdr:[1,1,1],hdrCapacityMax:1,hdrCapacityMin:0,maxDisplayBoost:1,gainMap:new ei,sdr:new ei});return new Ff({width:16,height:16,type:et,colorSpace:ie,material:t,renderer:this._renderer,renderTargetOptions:this._renderTargetOptions})}async render(t,e,i,n){const r=n?new Blob([n],{type:"image/jpeg"}):void 0,s=new Blob([i],{type:"image/jpeg"});let a,o,l=!1;if("undefined"==typeof createImageBitmap){const t=await Promise.all([r?Vf(r):Promise.resolve(void 0),Vf(s)]);o=t[0],a=t[1],l=!0}else{const t=await Promise.all([r?createImageBitmap(r,{imageOrientation:"flipY"}):Promise.resolve(void 0),createImageBitmap(s,{imageOrientation:"flipY"})]);o=t[0],a=t[1]}const c=new ei(o||new ImageData(2,2),U,k,k,W,1008,at,j,1,ie);c.flipY=l,c.needsUpdate=!0;const h=new ei(a,U,k,k,W,1008,at,j,1,ee);h.flipY=l,h.needsUpdate=!0,t.width=a.width,t.height=a.height,t.material.gainMap=c,t.material.sdr=h,t.material.gainMapMin=e.gainMapMin,t.material.gainMapMax=e.gainMapMax,t.material.offsetHdr=e.offsetHdr,t.material.offsetSdr=e.offsetSdr,t.material.gamma=e.gamma,t.material.hdrCapacityMin=e.hdrCapacityMin,t.material.hdrCapacityMax=e.hdrCapacityMax,t.material.maxDisplayBoost=Math.pow(2,e.hdrCapacityMax),t.material.needsUpdate=!0,t.render()}}class qf extends Wf{load(t,e,i,n){const r=this.prepareQuadRenderer(),s=new Zl(this._internalLoadingManager);return s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setPath(this.path),s.setWithCredentials(this.withCredentials),this.manager.itemStart(t),s.load(t,(async i=>{if("string"==typeof i)throw new Error("Invalid buffer, received [string], was expecting [ArrayBuffer]");const s=new Uint8Array(i);let a,o,l;try{const t=await zf(s);a=t.sdr,o=t.gainMap,l=t.metadata}catch(e){if(!(e instanceof kf||e instanceof Of))throw e;console.warn(`Failure to reconstruct an HDR image from ${t}: Gain map metadata not found in the file, HDRJPGLoader will render the SDR jpeg`),l={gainMapMin:[0,0,0],gainMapMax:[1,1,1],gamma:[1,1,1],hdrCapacityMin:0,hdrCapacityMax:1,offsetHdr:[0,0,0],offsetSdr:[0,0,0]},a=s}try{await this.render(r,l,a,o)}catch(e){return this.manager.itemError(t),"function"==typeof n&&n(e),void r.disposeOnDemandRenderer()}"function"==typeof e&&e(r),this.manager.itemEnd(t),r.disposeOnDemandRenderer()}),i,(e=>{this.manager.itemError(t),"function"==typeof n&&n(e)})),r}}class Xf extends ec{constructor(t){super(t),this.type=et}parse(t){const e=function(t,e){switch(t){case 1:throw new Error("THREE.RGBELoader: Read Error: "+(e||""));case 2:throw new Error("THREE.RGBELoader: Write Error: "+(e||""));case 3:throw new Error("THREE.RGBELoader: Bad File Format: "+(e||""));default:throw new Error("THREE.RGBELoader: Memory Error: "+(e||""))}},i=function(t,e,i){e=e||1024;let n=t.pos,r=-1,s=0,a="",o=String.fromCharCode.apply(null,new Uint16Array(t.subarray(n,n+128)));for(;0>(r=o.indexOf("\n"))&&s<e&&n<t.byteLength;)a+=o,s+=o.length,n+=128,o+=String.fromCharCode.apply(null,new Uint16Array(t.subarray(n,n+128)));return-1<r&&(!1!==i&&(t.pos+=s+r+1),a+o.slice(0,r))},n=function(t,e,i,n){const r=t[e+3],s=Math.pow(2,r-128)/255;i[n+0]=t[e+0]*s,i[n+1]=t[e+1]*s,i[n+2]=t[e+2]*s,i[n+3]=1},r=function(t,e,i,n){const r=t[e+3],s=Math.pow(2,r-128)/255;i[n+0]=Qn.toHalfFloat(Math.min(t[e+0]*s,65504)),i[n+1]=Qn.toHalfFloat(Math.min(t[e+1]*s,65504)),i[n+2]=Qn.toHalfFloat(Math.min(t[e+2]*s,65504)),i[n+3]=Qn.toHalfFloat(1)},s=new Uint8Array(t);s.pos=0;const a=function(t){const n=/^\s*GAMMA\s*=\s*(\d+(\.\d+)?)\s*$/,r=/^\s*EXPOSURE\s*=\s*(\d+(\.\d+)?)\s*$/,s=/^\s*FORMAT=(\S+)\s*$/,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,c;for((t.pos>=t.byteLength||!(l=i(t)))&&e(1,"no header found"),(c=l.match(/^#\?(\S+)/))||e(3,"bad initial token"),o.valid|=1,o.programtype=c[1],o.string+=l+"\n";l=i(t),!1!==l;)if(o.string+=l+"\n","#"!==l.charAt(0)){if((c=l.match(n))&&(o.gamma=parseFloat(c[1])),(c=l.match(r))&&(o.exposure=parseFloat(c[1])),(c=l.match(s))&&(o.valid|=2,o.format=c[1]),(c=l.match(a))&&(o.valid|=4,o.height=parseInt(c[1],10),o.width=parseInt(c[2],10)),2&o.valid&&4&o.valid)break}else o.comments+=l+"\n";return 2&o.valid||e(3,"missing format specifier"),4&o.valid||e(3,"missing image size specifier"),o}(s),o=a.width,l=a.height,c=function(t,i,n){const r=i;if(r<8||r>32767||2!==t[0]||2!==t[1]||128&t[2])return new Uint8Array(t);r!==(t[2]<<8|t[3])&&e(3,"wrong scanline width");const s=new Uint8Array(4*i*n);s.length||e(4,"unable to allocate buffer space");let a=0,o=0;const l=4*r,c=new Uint8Array(4),h=new Uint8Array(l);let u=n;for(;u>0&&o<t.byteLength;){o+4>t.byteLength&&e(1),c[0]=t[o++],c[1]=t[o++],c[2]=t[o++],c[3]=t[o++],2==c[0]&&2==c[1]&&(c[2]<<8|c[3])==r||e(3,"bad rgbe scanline format");let i,n=0;for(;n<l&&o<t.byteLength;){i=t[o++];const r=i>128;if(r&&(i-=128),(0===i||n+i>l)&&e(3,"bad scanline data"),r){const e=t[o++];for(let t=0;t<i;t++)h[n++]=e}else h.set(t.subarray(o,o+i),n),n+=i,o+=i}const d=r;for(let t=0;t<d;t++){let e=0;s[a]=h[t+e],e+=r,s[a+1]=h[t+e],e+=r,s[a+2]=h[t+e],e+=r,s[a+3]=h[t+e],a+=4}u--}return s}(s.subarray(s.pos),o,l);let h,u,d;switch(this.type){case tt:d=c.length/4;const t=new Float32Array(4*d);for(let e=0;e<d;e++)n(c,4*e,t,4*e);h=t,u=tt;break;case et:d=c.length/4;const e=new Uint16Array(4*d);for(let t=0;t<d;t++)r(c,4*t,e,4*t);h=e,u=et;break;default:throw new Error("THREE.RGBELoader: Unsupported type: "+this.type)}return{width:o,height:l,data:h,header:a.string,gamma:a.gamma,exposure:a.exposure,type:u}}setDataType(t){return this.type=t,this}load(t,e,i,n){return super.load(t,(function(t,i){switch(t.type){case tt:case et:t.colorSpace=ie,t.minFilter=W,t.magFilter=W,t.generateMipmaps=!1,t.flipY=!0}e&&e(t,i)}),i,n)}}
757/* @license
758 * Copyright 2021 Google LLC. All Rights Reserved.
759 * Licensed under the Apache License, Version 2.0 (the 'License');
760 * you may not use this file except in compliance with the License.
761 * You may obtain a copy of the License at
762 *
763 *     http://www.apache.org/licenses/LICENSE-2.0
764 *
765 * Unless required by applicable law or agreed to in writing, software
766 * distributed under the License is distributed on an 'AS IS' BASIS,
767 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
768 * See the License for the specific language governing permissions and
769 * limitations under the License.
770 */const jf={topLight:{intensity:500,position:[.418,16.199,.3]},room:{position:[-.757,13.219,.717],scale:[31.713,28.305,28.591]},boxes:[{position:[-10.906,2.009,1.846],rotation:-.195,scale:[2.328,7.905,4.651]},{position:[-5.607,-.754,-.758],rotation:.994,scale:[1.97,1.534,3.955]},{position:[6.167,.857,7.803],rotation:.561,scale:[3.927,6.285,3.687]},{position:[-2.017,.018,6.124],rotation:.333,scale:[2.002,4.566,2.064]},{position:[2.291,-.756,-2.621],rotation:-.286,scale:[1.546,1.552,1.496]},{position:[-2.193,-.369,-5.547],rotation:.516,scale:[3.875,3.487,2.986]}],lights:[{intensity:50,position:[-16.116,14.37,8.208],scale:[.1,2.428,2.739]},{intensity:50,position:[-16.109,18.021,-8.207],scale:[.1,2.425,2.751]},{intensity:17,position:[14.904,12.198,-1.832],scale:[.15,4.265,6.331]},{intensity:43,position:[-.462,8.89,14.52],scale:[4.38,5.441,.088]},{intensity:20,position:[3.235,11.486,-12.541],scale:[2.5,2,.1]},{intensity:100,position:[0,20,0],scale:[1,.1,1]}]},Yf={topLight:{intensity:400,position:[.5,14,.5]},room:{position:[0,13.2,0],scale:[31.5,28.5,31.5]},boxes:[{position:[-10.906,-1,1.846],rotation:-.195,scale:[2.328,7.905,4.651]},{position:[-5.607,-.754,-.758],rotation:.994,scale:[1.97,1.534,3.955]},{position:[6.167,-.16,7.803],rotation:.561,scale:[3.927,6.285,3.687]},{position:[-2.017,.018,6.124],rotation:.333,scale:[2.002,4.566,2.064]},{position:[2.291,-.756,-2.621],rotation:-.286,scale:[1.546,1.552,1.496]},{position:[-2.193,-.369,-5.547],rotation:.516,scale:[3.875,3.487,2.986]}],lights:[{intensity:80,position:[-14,10,8],scale:[.1,2.5,2.5]},{intensity:80,position:[-14,14,-4],scale:[.1,2.5,2.5]},{intensity:23,position:[14,12,0],scale:[.1,5,5]},{intensity:16,position:[0,9,14],scale:[5,5,.1]},{intensity:80,position:[7,8,-14],scale:[2.5,2.5,.1]},{intensity:80,position:[-7,16,-14],scale:[2.5,2.5,.1]},{intensity:1,position:[0,20,0],scale:[.1,.1,.1]}]};class Kf extends wo{constructor(t){super(),this.position.y=-3.5;const e=new dr;e.deleteAttribute("uv");const i=new Ml({metalness:0,side:1}),n=new Ml({metalness:0}),r="legacy"==t?jf:Yf,s=new pc(16777215,r.topLight.intensity,28,2);s.position.set(...r.topLight.position),this.add(s);const a=new hr(e,i);a.position.set(...r.room.position),a.scale.set(...r.room.scale),this.add(a);for(const t of r.boxes){const i=new hr(e,n);i.position.set(...t.position),i.rotation.set(0,t.rotation,0),i.scale.set(...t.scale),this.add(i)}for(const t of r.lights){const i=new hr(e,this.createAreaLightMaterial(t.intensity));i.position.set(...t.position),i.scale.set(...t.scale),this.add(i)}}createAreaLightMaterial(t){const e=new Pn;return e.color.setScalar(t),e}}
771/* @license
772 * Copyright 2019 Google LLC. All Rights Reserved.
773 * Licensed under the Apache License, Version 2.0 (the 'License');
774 * you may not use this file except in compliance with the License.
775 * You may obtain a copy of the License at
776 *
777 *     http://www.apache.org/licenses/LICENSE-2.0
778 *
779 * Unless required by applicable law or agreed to in writing, software
780 * distributed under the License is distributed on an 'AS IS' BASIS,
781 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
782 * See the License for the specific language governing permissions and
783 * limitations under the License.
784 */const Jf=20,$f=/\.hdr(\.js)?$/;class Zf{constructor(t){this.threeRenderer=t,this.lottieLoaderUrl="",this._ldrLoader=null,this._imageLoader=null,this._hdrLoader=null,this._lottieLoader=null,this.generatedEnvironmentMap=null,this.generatedEnvironmentMapAlt=null,this.skyboxCache=new Map,this.blurMaterial=null,this.blurScene=null}ldrLoader(t){return null==this._ldrLoader&&(this._ldrLoader=new ic),this._ldrLoader.setWithCredentials(t),this._ldrLoader}imageLoader(t){return null==this._imageLoader&&(this._imageLoader=new qf(this.threeRenderer)),this._imageLoader.setWithCredentials(t),this._imageLoader}hdrLoader(t){return null==this._hdrLoader&&(this._hdrLoader=new Xf,this._hdrLoader.setDataType(et)),this._hdrLoader.setWithCredentials(t),this._hdrLoader}async getLottieLoader(t){if(null==this._lottieLoader){const{LottieLoader:t}=await import(this.lottieLoaderUrl);this._lottieLoader=new t}return this._lottieLoader.setWithCredentials(t),this._lottieLoader}async loadImage(t,e){const i=await new Promise(((i,n)=>this.ldrLoader(e).load(t,i,(()=>{}),n)));return i.name=t,i.flipY=!1,i}async loadLottie(t,e,i){const n=await this.getLottieLoader(i);n.setQuality(e);const r=await new Promise(((e,i)=>n.load(t,e,(()=>{}),i)));return r.name=t,r}async loadEquirect(t,e=!1,i=()=>{}){try{const n=$f.test(t),r=n?this.hdrLoader(e):this.imageLoader(e),s=await new Promise(((e,n)=>r.load(t,(t=>{const{renderTarget:i}=t;if(null!=i){const{texture:n}=i;t.dispose(!1),e(n)}else e(t)}),(t=>{i(t.loaded/t.total*.9)}),n)));return i(1),s.name=t,s.mapping=F,n||(s.colorSpace=ee),s}finally{i&&i(1)}}async generateEnvironmentMapAndSkybox(t=null,e=null,i=()=>{},n=!1){const r="legacy"!==e;"legacy"!==e&&"neutral"!==e||(e=null),e=gu(e);let s,a=Promise.resolve(null);t&&(a=this.loadEquirectFromUrl(t,n,i)),s=e?this.loadEquirectFromUrl(e,n,i):t?this.loadEquirectFromUrl(t,n,i):r?this.loadGeneratedEnvironmentMapAlt():this.loadGeneratedEnvironmentMap();const[o,l]=await Promise.all([s,a]);if(null==o)throw new Error("Failed to load environment map.");return{environmentMap:o,skybox:l}}async loadEquirectFromUrl(t,e,i){if(!this.skyboxCache.has(t)){const n=this.loadEquirect(t,e,i);this.skyboxCache.set(t,n)}return this.skyboxCache.get(t)}async GenerateEnvironmentMap(t,e){await((t=0)=>new Promise((e=>setTimeout(e,t))))();const i=this.threeRenderer,n=new wr(256,{generateMipmaps:!1,type:et,format:at,colorSpace:ie,depthBuffer:!0}),r=new Cr(.1,100,n),s=r.renderTarget.texture;s.name=e;const a=i.outputColorSpace,o=i.toneMapping;

784return i.toneMapping=0,i.outputColorSpace=ie,r.update(i,t),this.blurCubemap(n,.04),i.toneMapping=o,i.outputColorSpace=a,s}async loadGeneratedEnvironmentMap(){return null==this.generatedEnvironmentMap&&(this.generatedEnvironmentMap=this.GenerateEnvironmentMap(new Kf("legacy"),"legacy")),this.generatedEnvironmentMap}async loadGeneratedEnvironmentMapAlt(){return null==this.generatedEnvironmentMapAlt&&(this.generatedEnvironmentMapAlt=this.GenerateEnvironmentMap(new Kf("neutral"),"neutral")),this.generatedEnvironmentMapAlt}blurCubemap(t,e){if(null==this.blurMaterial){this.blurMaterial=this.getBlurShader(Jf);const t=new dr,e=new hr(t,this.blurMaterial);this.blurScene=new wo,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 r=t.width,s=isFinite(i)?Math.PI/(2*r):2*Math.PI/39,a=i/s,o=isFinite(i)?1+Math.floor(3*a):Jf;o>Jf&&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 c=0;for(let t=0;t<Jf;++t){const e=t/a,i=Math.exp(-e*e/2);l.push(i),0==t?c+=i:t<o&&(c+=2*i)}for(let t=0;t<l.length;t++)l[t]=l[t]/c;const h=this.blurMaterial.uniforms;h.envMap.value=t.texture,h.samples.value=o,h.weights.value=l,h.latitudinal.value="latitudinal"===n,h.dTheta.value=s;new Cr(.1,100,e).update(this.threeRenderer,this.blurScene)}getBlurShader(t){const e=new Float32Array(t),i=new li(0,1,0);return new fr({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()}}
785/* @license
786 * Copyright 2019 Google LLC. All Rights Reserved.
787 * Licensed under the Apache License, Version 2.0 (the 'License');
788 * you may not use this file except in compliance with the License.
789 * You may obtain a copy of the License at
790 *
791 *     http://www.apache.org/licenses/LICENSE-2.0
792 *
793 * Unless required by applicable law or agreed to in writing, softw

793are
794 * distributed under the License is distributed on an 'AS IS' BASIS,
795 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
796 * See the License for the specific language governing permissions and
797 * limitations under the License.
798 */const tv=[1,.79,.62,.5,.4,.31,.25],ev="high-performance";class iv extends xe{constructor(t){super(),this.loader=new DA(Uf),this.width=0,this.height=0,this.dpr=1,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 Zf(this.threeRenderer);for(const t of this.scenes)t.element[Iu]()},this.dpr=window.devicePixelRatio,this.canvas3D=document.createElement("canvas"),this.canvas3D.id="webgl-canvas",this.canvas3D.classList.add("show");try{this.threeRenderer=new Io({canvas:this.canvas3D,alpha:!0,antialias:!0,powerPreference:t.powerPreference,preserveDrawingBuffer:!0}),this.threeRenderer.autoClear=!0,this.threeRenderer.setPixelRatio(1),this.threeRenderer.debug={checkShaderErrors:!!t.debug,onShaderError:null},this.threeRenderer.toneMapping=4}catch(t){console.warn(t)}this.arRenderer=new mf(this),this.textureUtils=this.canRender?new Zf(this.threeRenderer):null,DA.initializeKTX2Loader(this.threeRenderer),this.canvas3D.addEventListener("webglcontextlost",this.onWebGLContextLost),this.canvas3D.addEventListener("webglcontextrestored",this.onWebGLContextRestored),this.updateRendererSize()}static get singleton(){return this._singleton||(this._singleton=new iv({powerPreference:(self.ModelViewerElement||{}).powerPreference||ev,debug:Eu()})),this._singleton}static resetSingleton(){const t=this._singleton.dispose();for(const e of t)e.disconnectedCallback();this._singleton=new iv({powerPreference:(self.ModelViewerElement||{}).powerPreference||ev,debug:Eu()});for(const e of t)e.connectedCallback()}get canRender(){return null!=this.threeRenderer}get scaleFactor(){return tv[this.scaleStep]}set minScale(t){let e=1;for(;e<tv.length&&!(tv[e]<t);)++e;this.lastStep=e-1}registerScene(t){this.scenes.add(t),t.forceRescale();const e=new Ue;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)))}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)}displayCanvas(t){return t.element.modelIsVisible&&!this.multipleScenesVisible?this.canvas3D:t.element[qy]}countVisibleScenes(){const{canvas3D:t}=this;let e=0,i=null;for(const n of this.scenes){const{element:r}=n;r.modelIsVisible&&null==n.externalRenderer&&++e,t.parentElement===n.canvas.parentElement&&(i=n)}const n=e>1;if(null!=i){const e=n&&!this.multipleScenesVisible,r=!i.element.modelIsVisible;if(e||r){const{width:e,height:n}=this.sceneSize(i);this.copyPixels(i,e,n),t.parentElement.removeChild(t)}}this.multipleScenesVisible=n}updateRendererSize(){var t;const e=window.devicePixelRatio;if(e!==this.dpr)for(const t of this.scenes){const{element:e}=t;e[Ly](e.getBoundingClientRect())}let i=0,n=0;for(const t of this.scenes)i=Math.max(i,t.width),n=Math.max(n,t.height);if(i!==this.width||n!==this.height||e!==this.dpr){this.width=i,this.height=n,this.dpr=e,i=Math.ceil(i*e),n=Math.ceil(n*e),this.canRender&&this.threeRenderer.setSize(i,n,!1);for(const e of this.scenes){const{canvas:r}=e;r.width=i,r.height=n,e.forceRescale(),null===(t=e.effectRenderer)||void 0===t||t.setSize(i,n)}}}updateRendererScale(t){const e=this.scaleStep;this.avgFrameDuration+=yu(.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=tv[t.scaleStep],i=Math.ceil(this.width/e),n=Math.ceil(this.height/e),{style:r}=t.canvas;r.width=`${i}px`,r.height=`${n}px`,this.canvas3D.style.width=`${i}px`,this.canvas3D.style.height=`${n}px`;const s=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:s,minimumDpr:this.dpr*tv[this.lastStep],pixelWidth:Math.ceil(t.width*s),pixelHeight:Math.ceil(t.height*s),reason:a}}))}sceneSize(t){const{dpr:e}=this,i=tv[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:r,toneMapping:s}=t;n[Yy](e,i);const a="number"==typeof r&&!Number.isNaN(r),o=n.environmentImage,l=n.skyboxImage,c=7===s&&("neutral"===o||"legacy"===o||!o&&!l);this.threeRenderer.toneMappingExposure=(a?r:1)*(c?1.3:1)}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:r}=e;if(!r.loaded||!r.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,r=i.elements.slice(),s=e.getTarget();r[12]+=s.x,r[13]+=s.y,r[14]+=s.z,e.externalRenderer.render({viewMatrix:r,projectionMatrix:n.elements});continue}if(!r.modelIsVisible&&!this.multipleScenesVisible)for(const t of this.scenes)t.element.modelIsVisible&&t.queueRender();const{width:s,height:a}=this.sceneSize(e);e.renderShadow(this.threeRenderer),this.threeRenderer.setRenderTarget(null),this.threeRenderer.setViewport(0,Math.ceil(this.height*this.dpr)-a,s,a),null!=e.effectRenderer?e.effectRenderer.render(i):(this.threeRenderer.autoClear=!0,this.threeRenderer.toneMapping=e.toneMapping,this.threeRenderer.render(e,e.camera)),this.multipleScenesVisible||!e.element.modelIsVisible&&0===e.renderCount?this.copyPixels(e,s,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}}
799/* @license
800 * Copyright 2020 Google LLC. All Rights Reserved.
801 * Licensed under the Apache License, Version 2.0 (the 'License');
802 * you may not use this file except in compliance with the License.
803 * You may obtain a copy of the License at
804 *
805 *     http://www.apache.org/licenses/LICENSE-2.0
806 *
807 * Unless required by applicable law or agreed to in writing, software
808 * distributed under the License is distributed on an 'AS IS' BASIS,
809 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
810 * See the License for the specific language governing permissions and
811 * limitations under the License.
812 */const nv=Symbol("correlatedObjects"),rv=Symbol("onUpdate");class sv{constructor(t,e){this[rv]=t,this[nv]=e}}
813/* @license
814 * Copyright 2020 Google LLC. All Rights Reserved.
815 * Licensed under the Apache License, Version 2.0 (the 'License');
816 * you may not use this file except in compliance with the License.
817 * You may obtain a copy of the License at
818 *
819 *     http://www.apache.org/licenses/LICENSE-2.0
820 *
821 * Unless required by applicable law or agreed to in writing, software
822 * distributed under the License is distributed on an 'AS IS' BASIS,
823 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
824 * See the License for the specific language governing permissions and
825 * limitations under the License.
826 */const av=new Pn,ov=new Nr(2,2);let lv=0;const cv=Symbol("threeTexture"),hv=Symbol("threeTextures");class uv extends sv{get[cv](){var t;return null===(t=this[nv])||void 0===t?void 0:t.values().next().value}get[hv](){return this[nv]}constructor(t,e){super(t,new Set(e?[e]:[])),this[cv].image.src||(this[cv].image.src=e.name?e.name:"adhoc_image"+lv++),this[cv].image.name||(this[cv].image.name=e&&e.image&&e.image.src?e.image.src.split("/").pop():"adhoc_image")}get name(){return this[cv].image.name||""}get uri(){return this[cv].image.src}get bufferView(){return this[cv].image.bufferView}get element(){const t=this[cv];if(t&&(t.isCanvasTexture||t.isVideoTexture))return t.image}get animation(){const t=this[cv];if(t&&t.isCanvasTexture&&t.animation)return t.animation}get type(){return null!=this.uri?"external":"embedded"}set name(t){for(const e of this[hv])e.image.name=t}update(){const t=this[cv];t&&t.isCanvasTexture&&!t.animation&&(this[cv].needsUpdate=!0,this[rv]())}async createThumbnail(t,e){const i=new wo;av.map=this[cv];const n=new hr(ov,av);i.add(n);const r=new Yr(-1,1,1,-1,0,1),{threeRenderer:s}=iv.singleton,a=new ri(t,e);s.setRenderTarget(a),s.render(i,r),s.setRenderTarget(null);const o=new Uint8Array(t*e*4);s.readRenderTargetPixels(a,0,0,t,e,o),Sy.width=t,Sy.height=e;const l=Sy.getContext("2d"),c=l.createImageData(t,e);return c.data.set(o),l.putImageData(c,0,0),new Promise((async(t,e)=>{Sy.toBlob((i=>{if(!i)return e("Failed to capture thumbnail.");t(URL.createObjectURL(i))}),"image/png")}))}}var dv,Av;!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"}(dv||(dv={})),function(t){t[t.ClampToEdge=33071]="ClampToEdge",t[t.MirroredRepeat=33648]="MirroredRepeat",t[t.Repeat=10497]="Repeat"}(Av||(Av={}));
827/* @license
828 * Copyright 2020 Google LLC. All Rights Reserved.
829 * Licensed under the Apache License, Version 2.0 (the 'License');

8695]="IridescenceThickness",t[t.Anisotropy=16]="Anisotropy"}(kv||(kv={}));class Gv{constructor(t,e,i,n){this[Rv]=null,this[Dv]={rotation:0,scale:new Ue(1,1),offset:new Ue(0,0)},this[Lv]=!1,i&&(this[Pv].rotation=i.rotation,this[Pv].scale.copy(i.repeat),this[Pv].offset.copy(i.offset),this[Uv]=new Bv(t,i)),this[Qv]=t,this[Nv]=n,this[Fv]=e}get texture(){return this[Uv]}setTexture(t){var e,i;const n=null!=t?t.source[cv]:null,r=null===(e=this[Uv])||void 0===e?void 0:e.source[cv];if(null!=r&&r.isVideoTexture?this[Ov]=!1:(null===(i=this[Uv])||void 0===i?void 0:i.source.animation)&&this[Uv].source.animation.removeEventListener("enterFrame",this[Qv]),this[Uv]=t,null!=n&&n.isVideoTexture){const t=n.image;if(this[Ov]=!0,null!=t.requestVideoFrameCallback){const e=()=>{this[Ov]&&(this[Qv](),t.requestVideoFrameCallback(e))};t.requestVideoFrameCallback(e)}else{const t=()=>{this[Ov]&&(this[Qv](),requestAnimationFrame(t))};requestAnimationFrame(t)}}else null!=(null==t?void 0:t.source.animation)&&t.source.animation.addEventListener("enterFrame",this[Qv]);let s=ee;if(this[Nv])for(const t of this[Nv]){switch(this[Fv]){case kv.Base:t.map=n;break;case kv.MetallicRoughness:s=ie,t.metalnessMap=n,t.roughnessMap=n;break;case kv.Normal:s=ie,t.normalMap=n;break;case kv.Occlusion:s=ie,t.aoMap=n;break;case kv.Emissive:t.emissiveMap=n;break;case kv.Clearcoat:t.clearcoatMap=n;break;case kv.ClearcoatRoughness:t.clearcoatRoughnessMap=n;break;case kv.ClearcoatNormal:t.clearcoatNormalMap=n;break;case kv.SheenColor:t.sheenColorMap=n;break;case kv.SheenRoughness:t.sheenRoughnessMap=n;break;case kv.Transmission:t.transmissionMap=n;break;case kv.Thickness:t.thicknessMap=n;break;case kv.Specular:t.specularIntensityMap=n;break;case kv.SpecularColor:t.specularColorMap=n;break;case kv.Iridescence:t.iridescenceMap=n;break;case kv.IridescenceThickness:t.iridescenceThicknessMap=n;break;case kv.Anisotropy:t.anisotropyMap=n}t.needsUpdate=!0}n&&(n.colorSpace=s,n.rotation=this[Pv].rotation,n.repeat=this[Pv].scale,n.offset=this[Pv].offset),this[Qv]()}}Rv=Uv,Dv=Pv,Lv=Ov;
870/* @license
871 * Copyright 2020 Google LLC. All Rights Reserved.
872 * Licensed under the Apache License, Version 2.0 (the 'License');
873 * you may not use this file except in compliance with the License.
874 * You may obtain a copy of the License at
875 *
876 *     http://www.apache.org/licenses/LICENSE-2.0
877 *
878 * Unless required by applicable law or agreed to in writing, software
879 * distributed under the License is distributed on an 'AS IS' BASIS,
880 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
881 * See the License for the specific language governing permissions and
882 * limitations under the License.
883 */
884const Hv=Symbol("threeMaterial"),zv=Symbol("threeMaterials"),Vv=Symbol("baseColorTexture"),Wv=Symbol("metallicRoughnessTexture");class qv extends sv{constructor(t,e){super(t,e);const{map:i,metalnessMap:n}=e.values().next().value;this[Vv]=new Gv(t,kv.Base,i,e),this[Wv]=new Gv(t,kv.MetallicRoughness,n,e)}get[zv](){return this[nv]}get[Hv](){var t;return null===(t=this[nv])||void 0===t?void 0:t.values().next().value}get baseColorFactor(){const t=[0,0,0,this[Hv].opacity];return this[Hv].color.toArray(t),t}get metallicFactor(){return this[Hv].metalness}get roughnessFactor(){return this[Hv].roughness}get baseColorTexture(){return this[Vv]}get metallicRoughnessTexture(){return this[Wv]}setBaseColorFactor(t){const e=new Rn;t instanceof Array?e.fromArray(t):e.set(t);for(const i of this[zv])i.color.set(e),t instanceof Array&&t.length>3?i.opacity=t[3]:(t=[0,0,0,i.opacity],e.toArray(t));this[rv]()}setMetallicFactor(t){for(const e of this[zv])e.metalness=t;this[rv]()}setRoughnessFactor(t){for(const e of this[zv])e.roughness=t;this[rv]()}}
885/* @license
886 * Copyright 2020 Google LLC. All Rights Reserved.
887 * Licensed under the Apache License, Version 2.0 (the 'License');
888 * you may not use this file except in compliance with the License.
889 * You may obtain a copy of the License at
890 *
891 *     http://www.apache.org/licenses/LICENSE-2.0
892 *
893 * Unless required by applicable law or agreed to in writing, software
894 * distributed under the License is distributed on an 'AS IS' BASIS,
895 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
896 * See the License for the specific language governing permissions and
897 * limitations under the License.
898 */var Xv,jv;const Yv=Symbol("pbrMetallicRoughness"),Kv=Symbol("normalTexture"),Jv=Symbol("occlusionTexture"),$v=Symbol("emissiveTexture"),Zv=Symbol("backingThreeMaterial"),t_=Symbol("applyAlphaCutoff"),e_=Symbol("getAlphaMode"),i_=Symbol("lazyLoadGLTFInfo"),n_=Symbol("initialize"),r_=Symbol("getLoadedMaterial"),s_=Symbol("ensureMaterialIsLoaded"),a_=Symbol("gltfIndex"),o_=Symbol("setActive"),l_=Symbol("variantIndices"),c_=Symbol("isActive"),h_=Symbol("modelVariants"),u_=Symbol("name"),d_=Symbol("pbrTextures");class A_ extends sv{constructor(t,e,i,n,r,s,a=void 0){super(t,r),this[Xv]=new Set,this[jv]=new Map,this[a_]=e,this[c_]=i,this[h_]=n,this[u_]=s,null==a?this[n_]():this[i_]=a}get[(Xv=l_,jv=d_,Zv)](){return this[nv].values().next().value}[n_](){const t=this[rv],e=this[nv];this[Yv]=new qv(t,e);const{normalMap:i,aoMap:n,emissiveMap:r}=e.values().next().value;this[Kv]=new Gv(t,kv.Normal,i,e),this[Jv]=new Gv(t,kv.Occlusion,n,e),this[$v]=new Gv(t,kv.Emissive,r,e);const s=i=>{this[d_].set(i,new Gv(t,i,null,e))};s(kv.Clearcoat),s(kv.ClearcoatRoughness),s(kv.ClearcoatNormal),s(kv.SheenColor),s(kv.SheenRoughness),s(kv.Transmission),s(kv.Thickness),s(kv.Specular),s(kv.SpecularColor),s(kv.Iridescence),s(kv.IridescenceThickness),s(kv.Anisotropy)}async[r_](){if(null!=this[i_]){const t=await this[i_].doLazyLoad();return this[n_](),this[i_]=void 0,this.ensureLoaded=async()=>{},t}return null}colorFromRgb(t){const e=new Rn;return t instanceof Array?e.fromArray(t):e.set(t),e}[s_](){if(null!=this[i_])throw new Error(`Material "${this.name}" has not been loaded, call 'await\n    myMaterial.ensureLoaded()' before using an unloaded material.`)}

898async ensureLoaded(){await this[r_]()}get isLoaded(){return null==this[i_]}get isActive(){return this[c_]}[o_](t){this[c_]=t}get name(){return this[u_]||""}set name(t){if(this[u_]=t,null!=this[nv])for(const e of this[nv])e.name=t}get pbrMetallicRoughness(){return this[s_](),this[Yv]}get normalTexture(){return this[s_](),this[Kv]}get occlusionTexture(){return this[s_](),this[Jv]}get emissiveTexture(){return this[s_](),this[$v]}get emissiveFactor(){return this[s_](),this[Zv].emissive.toArray()}get index(){return this[a_]}hasVariant(t){const e=this[h_].get(t);return null!=e&&this[l_].has(e.index)}setEmissiveFactor(t){this[s_]();const e=this.colorFromRgb(t);for(const t of this[nv])t.emissive.set(e);this[rv]()}[e_](){return this[Zv].transparent?"BLEND":this[Zv].alphaTest>0?"MASK":"OPAQUE"}[t_](){this[s_]();for(const t of this[nv])"MASK"===this[e_]()?null==t.alphaTest&&(t.alphaTest=.5):t.alphaTest=void 0,t.needsUpdate=!0}setAlphaCutoff(t){this[s_]();for(const e of this[nv])e.alphaTest=t,e.needsUpdate=!0;this[t_](),this[rv]()}getAlphaCutoff(){return this[s_](),this[Zv].alphaTest}setDoubleSided(t){this[s_]();for(const e of this[nv])e.side=t?2:0,e.needsUpdate=!0;this[rv]()}getDoubleSided(){return this[s_](),2==this[Zv].side}setAlphaMode(t){this[s_]();const e=(t,e)=>{t.transparent=e,t.depthWrite=!e};for(const i of this[nv])e(i,"BLEND"===t),i.alphaTest="MASK"===t?.5:void 0,i.needsUpdate=!0;this[rv]()}getAlphaMode(){return this[s_](),this[e_]()}get emissiveStrength(){return this[s_](),this[Zv].emissiveIntensity}setEmissiveStrength(t){this[s_]();for(const e of this[nv])e.emissiveIntensity=t;this[rv]()}get clearcoatFactor(){return this[s_](),this[Zv].clearcoat}get clearcoatRoughnessFactor(){return this[s_](),this[Zv].clearcoatRoughness}get clearcoatTexture(){return this[s_](),this[d_].get(kv.Clearcoat)}get clearcoatRoughnessTexture(){return this[s_](),this[d_].get(kv.ClearcoatRoughness)}get clearcoatNormalTexture(){return this[s_](),this[d_].get(kv.ClearcoatNormal)}get clearcoatNormalScale(){return this[s_](),this[Zv].clearcoatNormalScale.x}setClearcoatFactor(t){this[s_]();for(const e of this[nv])e.clearcoat=t;this[rv]()}setClearcoatRoughnessFactor(t){this[s_]();for(const e of this[nv])e.clearcoatRoughness=t;this[rv]()}setClearcoatNormalScale(t){this[s_]();for(const e of this[nv])e.clearcoatNormalScale=new Ue(t,t);this[rv]()}get ior(){return this[s_](),this[Zv].ior}setIor(t){this[s_]();for(const e of this[nv])e.ior=t;this[rv]()}get sheenColorFactor(){return this[s_](),this[Zv].sheenColor.toArray()}get sheenColorTexture(){return this[s_](),this[d_].get(kv.SheenColor)}get sheenRoughnessFactor(){return this[s_](),this[Zv].sheenRoughness}get sheenRoughnessTexture(){return this[s_](),this[d_].get(kv.SheenRoughness)}setSheenColorFactor(t){this[s_]();const e=this.colorFromRgb(t);for(const t of this[nv])t.sheenColor.set(e),t.sheen=1;this[rv]()}setSheenRoughnessFactor(t){this[s_]();for(const e of this[nv])e.sheenRoughness=t,e.sheen=1;this[rv]()}get transmissionFactor(){return this[s_](),this[Zv].transmission}get transmissionTexture(){return this[s_](),this[d_].get(kv.Transmission)}setTransmissionFactor(t){this[s_]();for(const e of this[nv])e.transmission=t;this[rv]()}get thicknessFactor(){return this[s_](),this[Zv].thickness}get thicknessTexture(){return this[s_](),this[d_].get(kv.Thickness)}get attenuationDistance(){return this[s_](),this[Zv].attenuationDistance}get attenuationColor(){return this[s_](),this[Zv].attenuationColor.toArray()}setThicknessFactor(t){this[s_]();for(const e of this[nv])e.thickness=t;this[rv]()}setAttenuationDistance(t){this[s_]();for(const e of this[nv])e.attenuationDistance=t;this[rv]()}setAttenuationColor(t){this[s_]();const e=this.colorFromRgb(t);for(const t of this[nv])t.attenuationColor.set(e);this[rv]()}get specularFactor(){return this[s_](),this[Zv].specularIntensity}get specularTexture(){return this[s_](),this[d_].get(kv.Specular)}get specularColorFactor(){return this[s_](),this[Zv].specularColor.toArray()}get specularColorTexture(){return this[s_](),this[d_].get(kv.SheenColor)}setSpecularFactor(t){this[s_]();for(const e of this[nv])e.specularIntensity=t;this[rv]()}setSpecularColorFactor(t){this[s_]();const e=this.colorFromRgb(t);for(const t of this[nv])t.specularColor.set(e);this[rv]()}get iridescenceFactor(){return this[s_](),this[Zv].iridescence}get iridescenceTexture(){return this[s_](),this[d_].get(kv.Iridescence)}get iridescenceIor(){return this[s_](),this[Zv].iridescenceIOR}get iridescenceThicknessMinimum(){return this[s_](),this[Zv].iridescenceThicknessRange[0]}get iridescenceThicknessMaximum(){return this[s_](),this[Zv].iridescenceThicknessRange[1]}get iridescenceThicknessTexture(){return this[s_](),this[d_].get(kv.IridescenceThickness)}setIridescenceFactor(t){this[s_]();for(const e of this[nv])e.iridescence=t;this[rv]()}setIridescenceIor(t){this[s_]();for(const e of this[nv])e.iridescenceIOR=t;this[rv]()}setIridescenceThicknessMinimum(t){this[s_]();for(const e of this[nv])e.iridescenceThicknessRange[0]=t;this[rv]()}setIridescenceThicknessMaximum(t){this[s_]();for(const e of this[nv])e.iridescenceThicknessRange[1]=t;this[rv]()}get anisotropyStrength(){return this[s_](),this[Zv].anisotropy}get anisotropyRotation(){return this[s_](),this[Zv].anisotropyRotation}get anisotropyTexture(){return this[s_](),this[d_].get(kv.Anisotropy)}setAnisotropyStrength(t){this[s_]();for(const e of this[nv])e.anisotropy=t;this[rv]()}setAnisotropyRotation(t){this[s_]();for(const e of this[nv])e.anisotropyRotation=t;this[rv]()}}class p_{constructor(t){this.name="",this.children=new Array,this.name=t}}class m_ extends p_{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:r,threeGLTF:s,threeObjectMap:a}=n;this.parser=s.parser,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.n

912class N_{constructor(t,e=()=>{}){this[g_]=new Array,this[f_]=new Array,this[v_]=new Array,this[__]=new Array,this[y_]=()=>{},this[E_]=new Map,this[L_]=e;const{gltf:i,threeGLTF:n,gltfElementMap:r}=t;for(const[t,s]of i.materials.entries()){const a=r.get(s);if(null!=a)this[x_].push(new A_(e,t,!0,this[R_],a,s.name));else{const a=(i.materials||[])[t],o=new Set;r.set(a,o);const l=async()=>{const e=await n.parser.getDependency("material",t);return o.add(e),e};this[x_].push(new A_(e,t,!1,this[R_],o,s.name,new P_(i,r,a,l)))}}const s=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 hr?(i=new m_(e,this.materials,this[R_],t),this[I_].push(i)):i=new p_(e.name);const n=s.get(e);null!=n?n.children.push(i):this[C_].push(i),this[S_].push(i);for(const t of e.children)a.push(t),s.set(e,i)}}get materials(){return this[x_]}[(g_=x_,f_=S_,v_=C_,__=I_,y_=L_,E_=R_,D_)](){const t=Array.from(this[R_].values());return t.sort(((t,e)=>t.index-e.index)),t.map((t=>t.name))}getMaterialByName(t){const e=this[x_].filter((e=>e.name===t));return e.length>0?e[0]:null}[B_](t,e){const i=this[S_].find((i=>{if(i instanceof m_){const{meshes:n,primitives:r}=i.mesh.userData.associations;if(n==t&&r==e)return!0}return!1}));return null==i?null:i}[T_](t){return this[S_].find((e=>{if(e instanceof m_){if(e.mesh===t.object)return!0}return!1}))}[b_](t){return this[T_](t).getActiveMaterial()}async[M_](t){for(const e of this[I_])await e.enableVariant(t);for(const t of this.materials)t[o_](!1);for(const t of this[I_])this.materials[t.getActiveMaterial().index][o_](!0)}async[w_](){const t=new Array;for(const e of this[I_])t.push(e.instantiateVariants());await Promise.all(t)}[U_](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[nv],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 s=new A_(this[L_],this[x_].length,!1,this[R_],r,e);return this[x_].push(s),s}createMaterialInstanceForVariant(t,e,i,n=!0){let r=null;for(const n of this[I_]){const s=this[R_].get(i);null!=s&&n.variantInfo.has(s.index)||null!=n.getMaterial(t)&&(this.hasVariant(i)||this.createVariant(i),null==r&&(r=this[U_](t,e)),n.addVariant(r,i))}if(n&&null!=r){r[o_](!0),this.materials[t][o_](!1);for(const t of this[I_])t.enableVariant(i)}return r}createVariant(t){this[R_].has(t)?console.warn(`Variant '${t}'' already exists`):this[R_].set(t,{name:t,index:this[R_].size})}hasVariant(t){return this[R_].has(t)}setMaterialToVariant(t,e){if(null!=this[D_]().find((t=>t===e)))if(t<0||t>=this.materials.length)console.error("setMaterialToVariant(): materialIndex is out of bounds.");else for(const i of this[I_]){const n=i.getMaterial(t);null!=n&&i.addVariant(n,e)}else console.warn(`Can't add material to '${e}', the variant does not exist.'`)}updateVariantName(t,e){const i=this[R_].get(t);null!=i&&(i.name=e,this[R_].set(e,i),this[R_].delete(t))}deleteVariant(t){const e=this[R_].get(t);if(null!=e){for(const i of this.materials)i.hasVariant(t)&&i[l_].delete(e.index);for(const t of this[I_])t.deleteVariant(e.index);this[R_].delete(t)}}}
913/* @license
914 * Copyright 2020 Google LLC. All Rights Reserved.
915 * Licensed under the Apache License, Version 2.0 (the 'License');
916 * you may not use this file except in compliance with the License.
917 * You may obtain a copy of the License at
918 *
919 *     http://www.apache.org/licenses/LICENSE-2.0
920 *
921 * Unless required by applicable law or agreed to in writing, software
922 * distributed under the License is distributed on an 'AS IS' BASIS,
923 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
924 * See the License for the specific language governing permissions and
925 * limitations under the License.
926 */var F_=function(t,e,i,n){for(var r,s=arguments.length,a=s<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,i,a):r(e,i))||a);return s>3&&a&&Object.defineProperty(e,i,a),a};const Q_=Symbol("currentGLTF"),O_=Symbol("originalGltfJson"),k_=Symbol("model"),G_=Symbol("getOnUpdateMethod"),H_=Symbol("buildTexture");
927/* @license
928 * Copyright 2023 Google LLC. All Rights Reserved.
929 * Licensed under the Apache License, Version 2.0 (the 'License');
930 * you may not use this file except in compliance with the License.
931 * You may obtain a copy of the License at
932 *
933 *     http://www.apache.org/licenses/LICENSE-2.0
934 *
935 * Unless required by applicable law or agreed to in writing, software
936 * distributed under the License is distributed on an 'AS IS' BASIS,
937 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
938 * See the License for the specific language governing permissions and
939 * limitations under the License.
940 */
941class z_ extends hr{constructor(){super(void 0,new Pn({depthWrite:!1})),this.height=0,this.radius=0,this.resolution=0,this.userData.noHit=!0}get map(){return this.material.map}set map(t){this.material.map=t}isUsable(){return this.height>0&&this.radius>0&&null!=this.geometry&&null!=this.map}updateGeometry(t=this.height,e=this.radius,i=128){t==this.height&&e==this.radius&&i==this.resolution||(this.height=t,this.radius=e,this.resolution=i,t>0&&e>0&&(this.geometry.dispose(),this.geometry=function(t,e,i){const n=new wl(e,2*i,i);n.scale(1,1,-1);const r=n.getAttribute("position"),s=new li;for(let e=0;e<r.count;++e)if(s.fromBufferAttribute(r,e),s.y<0){const i=3*-t/2,n=s.y<i?-t/s.y:1-s.y*s.y/(3*i*i);s.multiplyScalar(n),s.toArray(r.array,3*e)}return r.needsUpdate=!0,n}
942/* @license
943 * Copyright 2020 Google LLC. All Rights Reserved.
944 * Licensed under the Apache License, Version 2.0 (the 'License');
945 * you may not use this file except in compliance with the License.
946 * You may obtain a copy of the License at
947 *
948 *     http://www.apache.org/licenses/LICENSE-2.0
949 *
950 * Unless required by applicable law or agreed to in writing, software
951 * distributed under the License is distributed on an 'AS IS' BASIS,
952 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
953 * See the License for the specific language governing permissions and
954 * limitations under the License.
955 */(t,e,i)))}}const V_=new li,W_=new li,q_=new li,X_=new Pe,j_=new wn,Y_=new oi;class K_ extends LA{constructor(t){super(document.createElement("div")),this.normal=new li(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=Zp(t)[0].terms;for(let t=0;t<3;++t)this.position.setComponent(t,hm(e[t]).number);this.updateMatrixWorld()}updateNormal(t){if(null==t)return;const e=Zp(t)[0].terms;for(let t=0;t<3;++t)this.normal.setComponent(t,e[t].number)}updateSurface(){const{mesh:t,tri:e,bary:i}=this;if(null==t||null==e||null==i)return;t.getVertexPosition(e.x,V_),t.getVertexPosition(e.y,W_),t.getVertexPosition(e.z,q_),V_.toArray(X_.elements,0),W_.toArray(X_.elements,3),q_.toArray(X_.elements,6),this.position.copy(i).applyMatrix3(X_);const n=this.parent;n.worldToLocal(t.localToWorld(this.position)),j_.set(V_,W_,q_),j_.getNormal(this.normal).transformDirection(t.matrixWorld);const r=n.parent;Y_.setFromAxisAngle(V_.set(0,1,0),-r.rotation.y),this.normal.applyQuaternion(Y_)}orient(t){this.pivot.style.transform=`rotate(${t}rad)`}updateVisibility(t){this.element.classList.toggle("hide",!t),this.slot.assignedNodes().forEach((e=>{if(e.nodeType!==Node.ELEMENT_NODE)return;const i=e,n=i.dataset.visibilityAttribute;if(null!=n){const e=`data-${n}`;i.toggleAttribute(e,t)}i.dispatchEvent(new CustomEvent("hotspot-visibility",{detail:{visible:t}}))})),this.initialized=!0}}const J_={name:"HorizontalBlurShader",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}"},$_={name:"VerticalBlurShader",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 Z_(t,e,i){return(1-i)*t+i*e}
956/* @license
957 * Copyright 2022 Google LLC. All Rights Reserved.
958 * Licensed under the Apache License, Version 2.0 (the 'License');
959 * you may not use this file except in compliance with the License.
960 * You may obtain a copy of the License at
961 *
962 *     http://www.apache.org/licenses/LICENSE-2.0
963 *
964 * Unless required by applicable law or agreed to in writing, software
965 * distributed under the License is distributed on an 'AS IS' BASIS,
966 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
967 * See the License for the specific language governing permissions and
968 * limitations under the License.
969 */class ty extends dn{constructor(t,e,i){super(),this.camera=new Yr,this.renderTarget=null,this.renderTargetBlur=null,this.depthMaterial=new ao,this.horizontalBlurMaterial=new fr(J_),this.verticalBlurMaterial=new fr($_),this.intensity=0,this.softness=1,this.boundingBox=new ui,this.size=new li,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 r=new Nr,s=new Pn({opacity:1,transparent:!0,side:1});this.floor=new hr(r,s),this.floor.userData.noHit=!0,n.add(this.floor),this.blurPlane=new hr(r),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:r,rotation:s,position:a}=this;if(this.isAnimated=t.animationNames.length>0,this.boundingBox.copy(t.boundingBox),this.size.copy(t.size),this.maxDimension=Math.max(r.x,r.y,r.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],[r.y,r.z]=[r.z,r.y],s.x=Math.PI/2,s.y=Math.PI}else s.x=0,s.y=0;if(this.isAnimated){const t=n.min.y,e=n.max.y;r.y=this.maxDimension,n.expandByVector(r.subScalar(this.maxDimension).multiplyScalar(-.5)),n.min.y=t,n.max.y=e,r.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,r=n*Math.pow(2,9-3*t);this.setMapSize(r);const s=e.y/2,a=e.y*n;i.near=0,i.far=Z_(a,s,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),r=10+i,s=10+n;if(null==this.renderTarget||this.renderTarget.width===r&&this.renderTarget.height===s||(this.renderTarget.dispose(),this.renderTarget=null,this.renderTargetBlur.dispose(),this.renderTargetBlur=null),null==this.renderTarget){const t={format:at};this.renderTarget=new ri(r,s,t),this.renderTargetBlur=new ri(r,s,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*Z_(.3,1,this.softness*this.softness)):(this.visible=!1,this.floor.visible=!1)}getIntensity(){return this.intensity}setOffset(t){this.floor.position.z=-t+this.gap()}gap(){return.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 r=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(r),t.setClearAlpha(i)}blurShadow(t){const{camera:e,horizontalBlurMaterial:i,verticalBlurMaterial:n,renderTarget:r,renderTargetBlur:s,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(s),t.render(a,e),a.material=n,n.uniforms.v.value=1/this.renderTarget.height,n.uniforms.tDiffuse.value=this.renderTargetBlur.texture,t.setRenderTarget(r),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()}}
970/* @license
971 * Copyright 2019 Google LLC. All Rights Reserved.
972 * Licensed under the Apache License, Version 2.0 (the 'License');
973 * you may not use this file except in compliance with the License.
974 * You may obtain a copy of the License at
975 *
976 *     http://www.apache.org/licenses/LICENSE-2.0
977 *
978 * Unless required by applicable law or agreed to in writing, software
979 * distributed under the License is distributed on an 'AS IS' BASIS,
980 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
981 * See the License for the specific language governing permissions and
982 * limitations under the License.
983 */const ey=new li,iy=new li,ny=new li,ry=new class{constructor(t,e,i=0,n=1/0){this.ray=new Fi(t,e),this.near=i,this.far=n,this.camera=null,this.layers=new Yi,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)}setFromXRController(t){return Lc.identity().extractRotation(t.matrixWorld),this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(Lc),this}intersectObject(t,e=!0,i=[]){return Pc(t,this,i,e),i.sort(Uc),i}intersectObjects(t,e=!0,i=[]){for(let n=0,r=t.length;n<r;n++)Pc(t[n],this,i,e);return i.sort(Uc),i}},sy=new li,ay=new Ue;class oy extends wo{constructor({canvas:t,element:e,width:i,height:n}){super(),this.annotationRenderer=new OA,this.effectRenderer=null,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 xr(45,1,.1,100),this.xrCamera=null,this.url=null,this.pivot=new dn,this.target=new dn,this.animationNames=[],this.boundingBox=new ui,this.boundingSphere=new Ti,this.size=new li,this.idealAspect=0,this.framedFoVDeg=0,this.shadow=null,this.shadowIntensity=0,this.shadowSoftness=1,this.bakedShadows=new Set,this.exposure=1,this.toneMapping=4,this.canScale=!0,this.isDirty=!1,this.goalTarget=new li,this.targetDamperX=new qp,this.targetDamperY=new qp,this.targetDamperZ=new qp,this._currentGLTF=null,this._model=null,this.cancelPendingSourceChange=null,this.animationsByName=new Map,this.currentAnimationAction=null,this.groundedSkybox=new z_,this.name="ModelScene",this.element=e,this.canvas=t,this.camera=new xr(45,1,.1,100),this.camera.name="MainCamera",this.add(this.pivot),this.pivot.name="Pivot",this.pivot.add(this.target),this.setSize(i,n),this.target.name="Target",this.mixer=new Rc(this.target);const{domElement:r}=this.annotationRenderer,{style:s}=r;s.display="none",s.pointerEvents="none",s.position="absolute",s.top="0",this.element.shadowRoot.querySelector(".default").appendChild(r),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[$y].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,r=new Map,s=[];for(const t of n)r.set(t.name,t),s.push(t.name);this.animations=n,this.animationsByName=r,this.animationNames=s,await this.setupScene()}async setupScene(){this.applyTransform(),this.updateBoundingBox(),await this.updateFraming(),this.updateShadow(),this.setShadowIntensity(this.shadowIntensity),this.setGroundedSkybox()}reset(){this.url=null,this.renderCount=0,this.queueRender(),null!=this.shadow&&this.shadow.setIntensity(0),this.bakedShadows.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[Q_]=null,this.element[O_]=null,this.element[k_]=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=window.devicePixelRatio;this.externalRenderer.resize(t*i,e*i)}this.queueRender()}}markBakedShadow(t){t.userData.noHit=!0,this.bakedShadows.add(t)}unmarkBakedShadow(t){t.userData.noHit=!1,t.visible=!0,this.bakedShadows.delete(t),this.boundingBox.expandByObject(t)}findBakedShadows(t){const e=new ui;t.traverse((t=>{const i=t;if(!i.material)return;if(!i.material.transparent)return;e.setFromObject(i);const n=e.getSize(sy),r=Math.min(n.x,n.y,n.z);Math.max(n.x,n.y,n.z)<100*r||this.markBakedShadow(i)}))}checkBakedShadows(){const{min:t,max:e}=this.boundingBox,i=new ui;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=Zp(this.element.orientation)[0].terms,i=hm(e[0]).number,n=hm(e[1]).number,r=hm(e[2]).number;t.quaternion.setFromEuler(new ji(n,r,i,"YXZ"));const s=Zp(this.element.scale)[0].terms;t.scale.set(s[0].number,s[1].number,s[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=kA(t,e,new ui),this.boundingBox.isEmpty()&&(this.setBakedShadowVisibility(!0),this.bakedShadows.forEach((t=>this.unmarkBakedShadow(t))),this.boundingBox=kA(t,e,new ui)),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(kA(t,((t,i)=>Math.max(t,e.distanceToSquared(i))),0));this.idealAspect=kA(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)ay.set(t/window.screen.width,e/window.screen.height);else{const i=this.element.getBoundingClientRect();ay.set((t-i.x)/this.width,(e-i.y)/this.height)}return ay.multiplyScalar(2).subScalar(1),ay.y*=-1,ay}getSize(){return{width:this.width,height:this.height}}setEnvironmentAndSkybox(t,e){this.element[$y].arRenderer.presentedScene!==this&&(this.environment=t,this.setBackground(e),this.queueRender())}setBackground(t){this.groundedSkybox.map=t,this.groundedSkybox.isUsable()?(this.target.add(this.groundedSkybox),this.background=null):(this.target.remove(this.groundedSkybox),this.background=t)}farRadius(){return this.boundingSphere.radius*(null!=this.groundedSkybox.parent?10:1)}setGroundedSkybox(){const t=Zp(this.element.skyboxHeight)[0].terms[0],e=hm(t).number,i=10*this.boundingSphere.radius;this.groundedSkybox.updateGeometry(e,i),this.groundedSkybox.position.y=e-(this.shadow?2*this.shadow.gap():0),this.setBackground(this.groundedSkybox.map)}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)}getDynamicTarget(){return this.target.position.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:r,y:s,z:a}=i;return r=this.targetDamperX.update(r,e.x,t,n),s=this.targetDamperY.update(s,e.y,t,n),a=this.targetDamperZ.update(a,e.z,t,n),this.groundedSkybox.position.x=-r,this.groundedSkybox.position.z=-a,this.target.position.set(r,s,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.pivot.rotation.y=t,this.groundedSkybox.rotation.y=-t,this.queueRender()}get yaw(){return this.pivot.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!==qt||1&~t?this.currentAnimationAction.time:this.duration-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:r}=this;if(null==r||0===r.length)return;let s=null;if(null!=t&&(s=this.animationsByName.get(t),null==s)){const e=parseInt(t);!isNaN(e)&&e>=0&&e<r.length&&(s=r[e])}null==s&&(s=r[0]);try{const{currentAnimationAction:t}=this,r=this.mixer.clipAction(s,this);this.currentAnimationAction=r,this.element.paused?this.mixer.stopAllAction():(r.paused=!1,null!=t&&r!==t?r.crossFadeFrom(t,e,!1):this.animationTimeScale>0&&this.animationTime==this.duration&&(this.animationTime=0)),r.setLoop(i,n),r.enabled=!0,r.clampWhenFinished=!0,r.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 ty(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)}getHit(t=this){return ry.intersectObject(t,!0).find((t=>t.object.visible&&!t.object.userData.noHit))}hitFromController(t,e=this){return ry.setFromXRController(t),this.getHit(e)}hitFromPoint(t,e=this){return ry.setFromCamera(t,this.getCamera()),this.getHit(e)}positionAndNormalFromPoint(t,e=this){var i;const n=this.hitFromPoint(t,e);if(null==n)return null;return{position:n.point,normal:null!=n.face?n.face.normal.clone().applyNormalMatrix((new Pe).getNormalMatrix(n.object.matrixWorld)):ry.ray.direction.clone().multiplyScalar(-1),uv:null!==(i=n.uv)&&void 0!==i?i:null}}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 r=i[T_](n),{meshes:s,primitives:a}=r.mesh.userData.associations,o=new li,l=new li,c=new li,{a:h,b:u,c:d}=n.face,A=n.object;A.getVertexPosition(h,o),A.getVertexPosition(u,l),A.getVertexPosition(d,c);const p=new wn(o,l,c),m=new li;return p.getBarycoord(A.worldToLocal(n.point),m),`${s} ${a} ${h} ${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),this.updateSurfaceHotspot(t)}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 K_&&t(n)}}updateSurfaceHotspot(t){if(null==t.surface||null==this.element.model)return;const e=Zp(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[B_](e[0].number,e[1].number);if(null==i)return void console.warn(t.surface+" does not match a no

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1051 * you may not use this file except in compliance with the License.
1052 * You may obtain a copy of the License at
1053 *
1054 *     http://www.apache.org/licenses/LICENSE-2.0
1055 *
1056 * Unless required by applicable law or agreed to in writing, software
1057 * distributed under the License is distributed on an 'AS IS' BASIS,
1058 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1059 * See the License for the specific language governing permissions and
1060 * limitations under the License.
1061 */
1062var _x=function(t,e,i,n){for(var r,s=arguments.length,a=s<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,i,a):r(e,i))||a);return s>3&&a&&Object.defineProperty(e,i,a),a};let yx=!1,Ex=!1;const xx="#model-viewer-no-ar-fallback",Sx=(Cx=["quick-look","scene-viewer","webxr","none"],t=>{try{const e=Zp(t),i=(e.length?e[0].terms:[]).filter((t=>t&&"ident"===t.type)).map((t=>t.value)).filter((t=>Cx.indexOf(t)>-1));return new Set(i)}catch(t){}return new Set});var Cx;const Ix="quick-look",wx="scene-viewer",Mx="webxr",bx="none",Tx=Symbol("arButtonContainer"),Bx=Symbol("enterARWithWebXR"),Rx=Symbol("openSceneViewer"),Dx=Symbol("openIOSARQuickLook"),Lx=Symbol("canActivateAR"),Ux=Symbol("arMode"),Px=Symbol("arModes"),Nx=Symbol("arAnchor"),Fx=Symbol("preload"),Qx=Symbol("onARButtonContainerClick"),Ox=Symbol("onARStatus"),kx=Symbol("onARTracking"),Gx=Symbol("onARTap"),Hx=Symbol("selectARMode"),zx=Symbol("triggerLoad");
1063/* @license
1064 * Copyright 2019 Google LLC. All Rights Reserved.
1065 * Licensed under the Apache License, Version 2.0 (the 'License');
1066 * you may not use this file except in compliance with the License.
1067 * You may obtain a copy of the License at
1068 *
1069 *     http://www.apache.org/licenses/LICENSE-2.0
1070 *
1071 * Unless required by applicable law or agreed to in writing, software
1072 * distributed under the License is distributed on an 'AS IS' BASIS,
1073 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1074 * See the License for the specific language governing permissions and
1075 * limitations under the License.
1076 */
1077var Vx=function(t,e,i,n){for(var r,s=arguments.length,a=s<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,i,a):r(e,i))||a);return s>3&&a&&Object.defineProperty(e,i,a),a};const Wx="auto",qx="auto",Xx="eager",jx=Symbol("defaultProgressBarElement"),Yx=Symbol("posterContainerElement"),Kx=Symbol("defaultPosterElement"),Jx=Symbol("shouldDismissPoster"),$x=Symbol("hidePoster"),Zx=Symbol("modelIsRevealed"),tS=Symbol("updateProgressBar"),eS=Symbol("ariaLabelCallToAction"),iS=Symbol("onProgress");
1078/* @license
1079 * Copyright 2019 Google LLC. All Rights Reserved.
1080 * Licensed under the Apache License, Version 2.0 (the 'License');
1081 * you may not use this file except in compliance with the License.
1082 * You may obtain a copy of the License at
1083 *
1084 *     http://www.apache.org/licenses/LICENSE-2.0
1085 *
1086 * Unless required by applicable law or agreed to in writing, software
1087 * distributed under the License is distributed on an 'AS IS' BASIS,
1088 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1089 * See the License for the specific language governing permissions and
1090 * limitations under the License.
1091 */
1092var nS=function(t,e,i,n){for(var r,s=arguments.length,a=s<3?e:null===n?n=Object.getOwnPropertyDescriptor(e,i):n,o=t.length-1;o>=0;o--)(r=t[o])&&(a=(s<3?r(a):s>3?r(e,i,a):r(e,i))||a);return s>3&&a&&Object.defineProperty(e,i,a),a};const rS=Math.PI/32,sS={basis:[lm($p(rS,"rad"))],keywords:{auto:[null]}},aS=Symbol("autoRotateStartTime"),oS=Symbol("radiansPerSecond"),lS=Symbol("syncRotationRate"),cS=Symbol("onCameraChange"),hS=(t=>{var e,i,n;class r 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[AE](t)})),t.removedNodes.forEach((t=>{this[pE](t)})),this[jy]())}))},this[n]=new MutationObserver(this[uE])}connectedCallback(){super.connectedCallback();for(let t=0;t<this.children.length;++t)this[AE](this.children[t]);const{ShadyDOM:t}=self;null==t?this[dE].observe(this,{childList:!0}):this[dE]=t.observeChildren(this,this[uE])}disconnectedCallback(){super.disconnectedCallback();const{ShadyDOM:t}=self;null==t?this[dE].disconnect():t.unobserveChildren(this[dE])}[(e=hE,i=uE,n=dE,Ky)](){super[Ky]();const t=this[Xy];t.forHotspots((e=>{t.updateSurfaceHotspot(e)}))}[Yy](t,e){super[Yy](t,e);const i=this[Xy],{annotationRenderer:n}=i,r=i.getCamera();i.shouldRender()&&(i.animateSurfaceHotspots(),i.updateHotspotsVisibility(r.position),n.domElement.style.display="",n.render(i,r))}updateHotspot(t){const e=this[hE].get(t.name);null!=e&&(e.updatePosition(t.position),e.updateNormal(t.normal),e.surface=t.surface,this[Xy].updateSurfaceHotspot(e),this[jy]())}queryHotspot(t){const e=this[hE].get(t);if(null==e)return null;const i=nE(e.position),n=nE(e.normal),r=e.facingCamera,s=this[Xy],a=s.getCamera(),o=new li;o.setFromMatrixPosition(e.matrixWorld),o.project(a);const l=s.width/2,c=s.height/2;o.x=o.x*l+l,o.y=-o.y*c+c;const h=nE(new li(o.x,o.y,o.z));return Number.isFinite(h.x)&&Number.isFinite(h.y)?{position:i,normal:n,canvasPosition:h,facingCamera:r}:null}positionAndNormalFromPoint(t,e){const i=this[Xy],n=i.getNDC(t,e),r=i.positionAndNormalFromPoint(n);if(null==r)return null;mE.copy(i.target.matrixWorld).invert();const s=nE(r.position.applyMatrix4(mE)),a=nE(r.normal.transformDirection(mE));let o=null;return null!=r.uv&&(o=rE(r.uv)),{position:s,normal:a,uv:o}}surfaceFromPoint(t,e){const i=this[Xy],n=i.getNDC(t,e);return i.surfaceFromPoint(n)}[AE](t){if(!(t instanceof HTMLElement&&0===t.slot.indexOf("hotspot")))return;let e=this[hE].get(t.slot);null!=e?e.increment():(e=new K_({name:t.slot,position:t.dataset.position,normal:t.dataset.normal,surface:t.dataset.surface}),this[hE].set(t.slot,e),this[Xy].addHotspot(e)),this[Xy].queueRender()}[pE](t){if(!(t instanceof HTMLElement))return;const e=this[hE].get(t.slot);e&&(e.decrement()&&(this[Xy].removeHotspot(e),this[hE].delete(t.slot)),this[Xy].queueRender())}}return r})((t=>{var i,n,r;class s extends t{constructor(){super(...arguments),this[i]=void 0,this[n]=null,this[r]=null,this.variantName=null,this.orientation="0 0 0",this.scale="1 1 1"}get model(){return this[k_]}get availableVariants(){return this.model?this.model[D_]():[]}get originalGltfJson(){return this[O_]}[(i=k_,n=Q_,r=O_,G_)](){return()=>{this[jy]()}}[H_](t){return t.colorSpace=ee,t.wrapS=O,t.wrapT=O,new Bv(this[G_](),t)}async createTexture(t,e="image/png"){const{textureUtils:i}=this[$y],n=await i.loadImage(t,this.withCredentials);return n.userData.mimeType=e,this[H_](n)}async createLottieTexture(t,e=1){const{textureUtils:i}=this[$y],n=await i.loadLottie(t,e,this.withCredentials);return this[H_](n)}createVideoTexture(t){const e=document.createElement("video");e.crossOrigin=this.withCredentials?"use-credentials":"anonymous",e.src=t,e.muted=!0,e.playsInline=!0,e.loop=!0,e.play();const i=new El(e);return this[H_](i)}createCanvasTexture(){const t=document.createElement("canvas"),e=new Il(t);return this[H_](e)}async updated(t){if(super.updated(t),t.has("variantName")){const t=this[Zy].beginActivity("variant-update");t(.1);const e=this[k_],{variantName:i}=this;null!=e&&(await e[M_](i),this[jy](),this.dispatchEvent(new CustomEvent("variant-applied"))),t(1)}if(t.has("orientation")||t.has("scale")){if(!this.loaded)return;const t=this[Xy];t.applyTransform(),t.updateBoundingBox(),t.updateShadow(),this[$y].arRenderer.onUpdateScene(),this[jy]()}}[Ky](){super[Ky]();const{currentGLTF:t}=this[Xy];if(null!=t){const{correlatedSceneGraph:e}=t;null!=e&&t!==this[Q_]&&(this[k_]=new N_(e,this[G_]()),this[O_]=JSON.parse(JSON.stringify(e.gltf))),"variants"in t.userData&&this.requestUpdate("variantName")}this[Q_]=t}async exportScene(t){const e=this[Xy];return new Promise((async(i,n)=>{const r={binary:!0,onlyVisible:!0,maxTextureSize:1/0,includeCustomExtensions:!1,forceIndices:!1};Object.assign(r,t),r.animations=e.animations,r.truncateDrawRange=!0;const s=e.shadow;let a=!1;null!=s&&(a=s.visible,s.visible=!1),await this[k_][w_]();(new XA).register((t=>new zp(t))).parse(e.model,(t=>i(new Blob([r.binary?t:JSON.stringify(t)],{type:r.binary?"application/octet-stream":"application/json"}))),(()=>n("glTF export failed")),r),null!=s&&(s.visible=a)}))}materialFromPoint(t,e){const i=this[k_];if(null==i)return null;const n=this[Xy],r=n.getNDC(t,e),s=n.hitFromPoint(r);return null==s||null==s.face?null:i[b_](s)}}return F_([e({type:String,attribute:"variant-name"})],s.prototype,"variantName",void 0),F_([e({type:String,attribute:"orientation"})],s.prototype,"orientation",void 0),F_([e({type:String,attribute:"scale"})],s.prototype,"scale",void 0),s})((t=>{var i,n,r;class s extends t{constructor(){super(...arguments),this.autoRotate=!1,this.autoRotateDelay=3e3,this.rotationPerSecond="auto",this[i]=performance.now(),this[n]=0,this[r]=t=>{this.autoRotate&&"user-interaction"===t.detail.source&&(this[aS]=performance.now())}}connectedCallback(){super.connectedCallback(),this.addEventListener("camera-change",this[cS]),this[aS]=performance.now()}disconnectedCallback(){super.disconnectedCallback(),this.removeEventListener("camera-change",this[cS]),this[aS]=performance.now()}updated(t){super.updated(t),t.has("autoRotate")&&(this[aS]=performance.now())}[(i=aS,n=oS,lS)](t){this[oS]=t[0]}[Yy](t,e){if(super[Yy](t,e),!this.autoRotate||!this[eE]()||this[$y].isPresenting)return;const i=Math.min(e,t-this[aS]-this.autoRotateDelay);i>0&&(this[Xy].yaw=this.turntableRotation+this[oS]*i*.001)}get turntableRotation(){return this[Xy].yaw}resetTurntableRotation(t=0){this[Xy].yaw=t}}return r=cS,nS([e({type:Boolean,attribute:"auto-rotate"})],s.prototype,"autoRotate",void 0),nS([e({type:Number,attribute:"auto-rotate-delay"})],s.prototype,"autoRotateDelay",void 0),nS([jm({intrinsics:sS,updateHandler:lS}),e({type:String,attribute:"rotation-per-second"})],s.prototype,"rotationPerSecond",void 0),s})((t=>{var i,n,r;class s extends t{constructor(){super(...arguments),this.environmentImage=null,this.skyboxImage=null,this.shadowIntensity=0,this.shadowSoftness=1,this.exposure=1,this.toneMapping="auto",this.skyboxHeight="0",this[i]=null,this[n]=null,this[r]=null}updated(t){super.updated(t),t.has("shadowIntensity")&&(this[Xy].setShadowIntensity(.5*this.shadowIntensity),this[jy]()),t.has("shadowSoftness")&&(this[Xy].setShadowSoftness(this.shadowSoftness),this[jy]()),t.has("exposure")&&(this[Xy].exposure=this.exposure,this[jy]()),t.has("toneMapping")&&(this[Xy].toneMapping="aces"===this.toneMapping?4:"agx"===this.toneMapping?6:7,this[jy]()),(t.has("environmentImage")||t.has("skyboxImage"))&&this[iE]()&&this[Iu](),t.has("skyboxHeight")&&(this[Xy].setGroundedSkybox(),this[jy]())}

1092hasBakedShadow(){return this[Xy].bakedShadows.size>0}async[(i=Su,n=Cu,r=wu,Iu)](){const{skyboxImage:t,environmentImage:e}=this;null!=this[wu]&&(this[wu](),this[wu]=null);const{textureUtils:i}=this[$y];if(null==i)return;const n=this[Zy].beginActivity("environment-update");try{const{environmentMap:r,skybox:s}=await i.generateEnvironmentMapAndSkybox(gu(t),e,(t=>n(yu(t,0,1))),this.withCredentials);this[Su]!==r&&(this[Su]=r,this.dispatchEvent(new CustomEvent("environment-change"))),this[Cu]=null!=s?s.name===r.name?r:s:null,this[Xy].setEnvironmentAndSkybox(this[Su],this[Cu])}catch(t){if(t instanceof Error)throw this[Xy].setEnvironmentAndSkybox(null,null),t}finally{n(1)}}}return xu([e({type:String,attribute:"environment-image"})],s.prototype,"environmentImage",void 0),xu([e({type:String,attribute:"skybox-image"})],s.prototype,"skyboxImage",void 0),xu([e({type:Number,attribute:"shadow-intensity"})],s.prototype,"shadowIntensity",void 0),xu([e({type:Number,attribute:"shadow-softness"})],s.prototype,"shadowSoftness",void 0),xu([e({type:Number})],s.prototype,"exposure",void 0),xu([e({type:String,attribute:"tone-mapping"})],s.prototype,"toneMapping",void 0),xu([e({type:String,attribute:"skybox-height"})],s.prototype,"skyboxHeight",void 0),s})((t=>{var i,n,r,s,a,o,l,c,h,u,d,A,p,m,g,f,v,_;class y extends t{constructor(){super(...arguments),this.cameraControls=!1,this.cameraOrbit=eg,this.cameraTarget="auto auto auto",this.fieldOfView="auto",this.minCameraOrbit="auto",this.maxCameraOrbit="auto",this.minFieldOfView="auto",this.maxFieldOfView="auto",this.interactionPromptThreshold=3e3,this.interactionPrompt=rg,this.interactionPromptStyle=ag,this.orbitSensitivity=1,this.zoomSensitivity=1,this.panSensitivity=1,this.touchAction=og,this.disableZoom=!1,this.disablePan=!1,this.disableTap=!1,this.interpolationDecay=50,this.a11y=null,this[i]=this.shadowRoot.querySelector(".interaction-prompt"),this[n]=this.shadowRoot.querySelector("#prompt"),this[r]=[this.shadowRoot.querySelector("#finger0"),this.shadowRoot.querySelector("#finger1")],this[s]=this.shadowRoot.querySelector(".pan-target"),this[a]=0,this[o]=1/0,this[l]=!1,this[c]=!1,this[h]=$g.AUTOMATIC,this[u]=new Zg(this[Xy].camera,this[Wy],this[Xy]),this[d]=new Nc,this[A]=!1,this[p]=!1,this[m]=!1,this[g]={},this[f]=()=>{const t=this[vg].changeSource;this[Pg]=t,t===$g.USER_INTERACTION&&(this[Dg]=!0,this[Sg]())},this[v]=()=>{this[Cg](),this[jy]();const t=this[vg].changeSource;this.dispatchEvent(new CustomEvent("camera-change",{detail:{source:t}}))},this[_]=t=>{this[Vy].classList.toggle("pointer-tumbling","pointer-change-start"===t.type)}}get inputSensitivity(){return this[vg].inputSensitivity}set inputSensitivity(t){this[vg].inputSensitivity=t}getCameraOrbit(){const{theta:t,phi:e,radius:i}=this[Ng];return{theta:t,phi:e,radius:i,toString(){return`${this.theta}rad ${this.phi}rad ${this.radius}m`}}}getCameraTarget(){return nE(this[$y].isPresenting?this[$y].arRenderer.target:this[Xy].getDynamicTarget())}getFieldOfView(){return this[vg].getFieldOfView()}getMinimumFieldOfView(){return this[vg].options.minimumFieldOfView}getMaximumFieldOfView(){return this[vg].options.maximumFieldOfView}getIdealAspect(){return this[Xy].idealAspect}jumpCameraToGoal(){this[Fg]=!0,this.requestUpdate(Fg,!1)}resetInteractionPrompt(){this[Ug]=0,this[Lg]=1/0,this[Dg]=!1,this[Rg]=this.interactionPrompt===rg&&this.cameraControls}zoom(t){const e=new WheelEvent("wheel",{deltaY:-30*t});this[Wy].dispatchEvent(e)}connectedCallback(){super.connectedCallback(),this[vg].addEventListener("user-interaction",this[bg]),this[vg].addEventListener("pointer-change-start",this[Bg]),this[vg].addEventListener("pointer-change-end",this[Bg])}disconnectedCallback(){super.disconnectedCallback(),this[vg].removeEventListener("user-interaction",this[bg]),this[vg].removeEventListener("pointer-change-start",this[Bg]),this[vg].removeEventListener("pointer-change-end",this[Bg])}updated(t){super.updated(t);const e=this[vg],i=this[Xy];if(t.has("cameraControls")&&(this.cameraControls?(e.enableInteraction(),this.interactionPrompt===rg&&(this[Rg]=!0)):(e.disableInteraction(),this[Sg]()),this[Wy].setAttribute("aria-label",this[Fy])),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===rg&&this.cameraControls&&!this[Dg]?this[Rg]=!0:this[Sg]()),t.has("interactionPromptStyle")&&(this[Eg].style.opacity=this.interactionPromptStyle==sg?"1":"0"),t.has("touchAction")){const t=this.touchAction;e.applyOptions({touchAction:t}),e.updateTouchActionStyle()}t.has("orbitSensitivity")&&(e.orbitSensitivity=this.orbitSensitivity),t.has("zoomSensitivity")&&(e.zoomSensitivity=this.zoomSensitivity),t.has("panSensitivity")&&(e.panSensitivity=this.panSensitivity),t.has("interpolationDecay")&&(e.setDamperDecayTime(this.interpolationDecay),i.setTargetDamperDecayTime(this.interpolationDecay)),t.has("a11y")&&this[wg](),!0===this[Fg]&&Promise.resolve().then((()=>

1092{e.jumpToGoal(),i.jumpToGoal(),this[Tg](),this[Fg]=!1}))}async updateFraming(){const t=this[Xy],e=t.adjustedFoV(t.framedFoVDeg);await t.updateFraming();const i=t.adjustedFoV(t.framedFoVDeg),n=this[vg].getFieldOfView()/e;this[vg].setFieldOfView(i*n),this[Og]=!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[Wy],r=this[xg];if("1"===r[0].style.opacity)return void console.warn("interact() failed because an existing interaction is running.");const s=new Array;s.push({x:Jm(e.x),y:Jm(e.y)});const a=[{x:s[0].x(0),y:s[0].y(0)}];null!=i&&(s.push({x:Jm(i.x),y:Jm(i.y)}),a.push({x:s[1].x(0),y:s[1].y(0)}));let o=performance.now();const{width:l,height:c}=this[Xy],h=this.getBoundingClientRect(),u=t=>{for(const[e,i]of a.entries()){const{style:s}=r[e];s.transform=`translateX(${l*i.x}px) translateY(${c*i.y}px)`,"pointerdown"===t?s.opacity="1":"pointerup"===t&&(s.opacity="0");const a={pointerId:e-5678,pointerType:"touch",target:n,clientX:l*i.x+h.x,clientY:c*i.y+h.y,altKey:!0};n.dispatchEvent(new PointerEvent(t,a))}},d=()=>{const e=this[Pg];if(e!==$g.AUTOMATIC||!n.isConnected){for(const t of this[xg])t.style.opacity="0";return u("pointercancel"),this.dispatchEvent(new CustomEvent("interact-stopped",{detail:{source:e}})),void document.removeEventListener("visibilitychange",A)}const i=Math.min(1,(performance.now()-o)/t);for(const[t,e]of a.entries())e.x=s[t].x(i),e.y=s[t].y(i);u("pointermove"),i<1?requestAnimationFrame(d):(u("pointerup"),this.dispatchEvent(new CustomEvent("interact-stopped",{detail:{source:$g.AUTOMATIC}})),document.removeEventListener("visibilitychange",A))},A=()=>{let t=0;"hidden"===document.visibilityState?t=performance.now()-o:o=performance.now()-t};document.addEventListener("visibilitychange",A),u("pointerdown"),this[Pg]=$g.AUTOMATIC,requestAnimationFrame(d)}[(i=yg,n=Eg,r=xg,s=_g,a=Ug,o=Lg,l=Dg,c=Rg,h=Pg,u=vg,d=Ng,A=Fg,p=Qg,m=Og,g=Ig,Gg)](t){const e=this[vg],i=this[Xy];i.framedFoVDeg=180*t[0]/Math.PI,e.changeSource=$g.NONE,e.setFieldOfView(i.adjustedFoV(i.framedFoVDeg)),this[bg]()}[kg](t){const e=this[vg];if(this[Og]){const{theta:e,phi:i}=this.getCameraOrbit();t[0]=e,t[1]=i,this[Og]=!1}e.changeSource=$g.NONE,e.setOrbit(t[0],t[1],t[2]),this[bg]()}[zg](t){this[vg].applyOptions({minimumAzimuthalAngle:t[0],minimumPolarAngle:t[1],minimumRadius:t[2]}),this.jumpCameraToGoal()}[Vg](t){this[vg].applyOptions({maximumAzimuthalAngle:t[0],maximumPolarAngle:t[1],maximumRadius:t[2]}),this[Mg](t[2]),this.jumpCameraToGoal()}[Wg](t){this[vg].applyOptions({minimumFieldOfView:180*t[0]/Math.PI}),this.jumpCameraToGoal()}[qg](t){const e=this[Xy].adjustedFoV(180*t[0]/Math.PI);this[vg].applyOptions({maximumFieldOfView:e}),this.jumpCameraToGoal()}[Hg](t){const[e,i,n]=t;this[$y].arRenderer.isPresenting||this[Xy].setTarget(e,i,n),this[vg].changeSource=$g.NONE,this[$y].arRenderer.updateTarget(),this[bg]()}[Yy](t,e){if(super[Yy](t,e),this[$y].isPresenting||!this[eE]())return;const i=this[vg],n=this[Xy],r=performance.now();if(this[Rg]&&this.loaded&&r>this[Gy]+this.interactionPromptThreshold&&(this[Rg]=!1,this[Lg]=r,this[yg].classList.add("visible")),isFinite(this[Lg])&&this.interactionPromptStyle===ag){const t=(r-this[Lg])/5e3%1,e=Zm(t),s=tg(t);if(this[Eg].style.opacity=`${s}`,e!==this[Ug]){const t=e*n.width*.05,r=(e-this[Ug])*Math.PI/16;this[Eg].style.transform=`translateX(${t}px)`,i.changeSource=$g.AUTOMATIC,i.adjustOrbit(r,0,0),this[Ug]=e}}const s=i.update(t,e),a=n.updateTarget(e);(s||a)&&this[Tg]()}[Sg](){this[Rg]=!1,this[yg].classList.remove("visible"),this[Lg]=1/0}[Mg](t){const e=Math.max(this[Xy].farRadius(),t),i=Math.abs(2*e);this[vg].updateNearFar(0,i)}[Cg](){const{theta:t,phi:e}=this[vg].getCameraSpherical(this[Ng]),i=(4+Math.floor((t%fg+gg)/pg))%4,n=Math.floor(e/mg),r=`${ng[n]}${ig[i]}`,s=r;s in this[Ig]?this[ky](this[Ig][s]):this[ky](`View from stage ${r}`)}get[Fy](){let t=". Use mouse, touch or arrow keys to move.";return"interaction-prompt"in this[Ig]&&(t=`. ${this[Ig]["interaction-prompt"]}`),super[Fy].replace(/\.$/,"")+(this.cameraControls?t:"")}async[Jy](t){const e=this[vg],i=this[Xy],n=i.adjustedFoV(i.framedFoVDeg);super[Jy](t);const r=i.adjustedFoV(i.framedFoVDeg)/n,s=e.getFieldOfView()*(isFinite(r)?r:1);e.updateAspect(this[Xy].aspect),this.requestUpdate("maxFieldOfView",this.maxFieldOfView),await this.updateComplete,this[vg].setFieldOfView(s),this.jumpCameraToGoal()}[Ky](){super[Ky](),this[Qg]?this[Og]=!0:this[Qg]=!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()}[(f=bg,v=Tg,_=Bg,wg)](){if("string"==typeof this.a11y)if(this.a11y.startsWith("{"))try{this[Ig]=JSON.parse(this.a11y)}catch(t){console.warn("Error parsing a11y JSON:",t)}else this.a11y.length>0?console.warn("Error not supported format, should be a JSON string:",this.a11y):this[Ig]={};else"object"==typeof this.a11y&&null!=this.a11y?this[Ig]=Object.assign({},this.a11y):this[Ig]={};this[Wy].setAttribute("aria-label",this[Fy])}}return $m([e({type:Boolean,attribute:"camera-controls"}

1092)],y.prototype,"cameraControls",void 0),$m([jm({intrinsics:hg,observeEffects:!0,updateHandler:kg}),e({type:String,attribute:"camera-orbit",hasChanged:()=>!0})],y.prototype,"cameraOrbit",void 0),$m([jm({intrinsics:Ag,observeEffects:!0,updateHandler:Hg}),e({type:String,attribute:"camera-target",hasChanged:()=>!0})],y.prototype,"cameraTarget",void 0),$m([jm({intrinsics:lg,observeEffects:!0,updateHandler:Gg}),e({type:String,attribute:"field-of-view",hasChanged:()=>!0})],y.prototype,"fieldOfView",void 0),$m([jm({intrinsics:ug,updateHandler:zg}),e({type:String,attribute:"min-camera-orbit",hasChanged:()=>!0})],y.prototype,"minCameraOrbit",void 0),$m([jm({intrinsics:dg,updateHandler:Vg}),e({type:String,attribute:"max-camera-orbit",hasChanged:()=>!0})],y.prototype,"maxCameraOrbit",void 0),$m([jm({intrinsics:cg,updateHandler:Wg}),e({type:String,attribute:"min-field-of-view",hasChanged:()=>!0})],y.prototype,"minFieldOfView",void 0),$m([jm({intrinsics:lg,updateHandler:qg}),e({type:String,attribute:"max-field-of-view",hasChanged:()=>!0})],y.prototype,"maxFieldOfView",void 0),$m([e({type:Number,attribute:"interaction-prompt-threshold"})],y.prototype,"interactionPromptThreshold",void 0),$m([e({type:String,attribute:"interaction-prompt"})],y.prototype,"interactionPrompt",void 0),$m([e({type:String,attribute:"interaction-prompt-style"})],y.prototype,"interactionPromptStyle",void 0),$m([e({type:Number,attribute:"orbit-sensitivity"})],y.prototype,"orbitSensitivity",void 0),$m([e({type:Number,attribute:"zoom-sensitivity"})],y.prototype,"zoomSensitivity",void 0),$m([e({type:Number,attribute:"pan-sensitivity"})],y.prototype,"panSensitivity",void 0),$m([e({type:String,attribute:"touch-action"})],y.prototype,"touchAction",void 0),$m([e({type:Boolean,attribute:"disable-zoom"})],y.prototype,"disableZoom",void 0),$m([e({type:Boolean,attribute:"disable-pan"})],y.prototype,"disablePan",void 0),$m([e({type:Boolean,attribute:"disable-tap"})],y.prototype,"disableTap",void 0),$m([e({type:Number,attribute:"interpolation-decay"})],y.prototype,"interpolationDecay",void 0),$m([e()],y.prototype,"a11y",void 0),y})((t=>{var i,n,r,s,a,o,l,c,h,u;class d extends t{constructor(){super(...arguments),this.ar=!1,this.arScale="auto",this.arPlacement="floor",this.arModes="webxr scene-viewer quick-look",this.iosSrc=null,this.xrEnvironment=!1,this[i]=!1,this[n]=this.shadowRoot.querySelector(".ar-button"),this[r]=document.createElement("a"),this[s]=new Set,this[a]=bx,this[o]=!1,this[l]=t=>{t.preventDefault(),this.activateAR()},this[c]=({status:t})=>{t!==ef&&this[$y].arRenderer.presentedScene!==this[Xy]||(this.setAttribute("ar-status",t),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:t}})),t===ef?this.removeAttribute("ar-tracking"):t===nf&&this.setAttribute("ar-tracking",af))},this[h]=({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[Ux]!==bx}connectedCallback(){super.connectedCallback(),this[$y].arRenderer.addEventListener("status",this[Ox]),this.setAttribute("ar-status",ef),this[$y].arRenderer.addEventListener("tracking",this[kx]),this[Nx].addEventListener("message",this[Gx])}disconnectedCallback(){super.disconnectedCallback(),this[$y].arRenderer.removeEventListener("status",this[Ox]),this[$y].arRenderer.removeEventListener("tracking",this[kx]),this[Nx].removeEventListener("message",this[Gx])}update(t){super.update(t),t.has("arScale")&&(this[Xy].canScale="fixed"!==this.arScale),t.has("arPlacement")&&(this[Xy].updateShadow(),this[jy]()),t.has("arModes")&&(this[Px]=Sx(this.arModes)),(t.has("ar")||t.has("arModes")||t.has("src")||t.has("iosSrc"))&&this[Hx]()}async activateAR(){switch(this[Ux]){case Ix:await this[Dx]();break;case Mx:await this[Bx]();break;case wx:this[Rx]();break;default:console.warn("No AR Mode can be activated. This is probably due to missing configuration or device capabilities")}}async[(i=Lx,n=Tx,r=Nx,s=Px,a=Ux,o=Fx,l=Qx,c=Ox,h=kx,u=Gx,Hx)](){var t;let e=bx;if(this.ar){if(null!=this.src)for(const i of this[Px]){if("webxr"===i&&lu&&!yx&&await this[$y].arRenderer.supportsPresentation()){e=Mx;break}if("scene-viewer"===i&&!Ex&&(Au||navigator.userAgentData&&navigator.userAgentData.getHighEntropyValues&&(null===(t=(await navigator.userAgentData.getHighEntropyValues(["formFactor"])).formFactor)||void 0===t?void 0:t.includes("XR")))){e=wx;break}if("quick-look"===i&&mu){e=Ix;break}}e===bx&&null!=this.iosSrc&&mu&&(e=Ix)}if(e!==bx)this[Tx].classList.add("enabled"),this[Tx].addEventListener("click",this[Qx]);else if(this[Tx].classList.contains("enabled")){this[Tx].removeEventListener("click",this[Qx]),this[Tx].classList.remove("enabled");const t=sf;this.setAttribute("ar-status",t),this.dispatchEvent(new CustomEvent("ar-status",{detail:{status:t}}))}this[Ux]=e}async[Bx](){console.log("Attempting to present in AR with WebXR..."),await this[zx]();try{this[Tx].removeEventListener("click",this[Qx]);const{arRenderer:t}=this[$y];t.placeOnWall="wall"===this.arPlacement,await t.present(this[Xy],this.xrEnvironment)}catch(t){console.warn("Error while trying to present in AR with WebXR"),console.error(t),await this[$y].arRenderer.stopPresenting(),yx=!0,console.warn("Falling back to next ar-mode"),await this[Hx](),this.activateAR()}finally{this[Hx]()}}async[zx](){this.loaded||(this[Fx]=!0,this[Hy](),await((t,e,i=null)=>new Promise((n=>{t.addEventListener(e,(function r(s){i&&!i(s)||(n(s),t.removeEventListener(e,r))}))})))(this,"load"),this[Fx]=!1)}[iE](){return super[iE]()||this[Fx]}[Rx](){const t=self.location.toString(),e=new URL(t),i=new URL(this.src,t);i.hash&&(i.hash="");const n=new URLSearchParams(i.search);if(e.hash=xx,n.set("mode","ar_preferred"),n.has("disable_occlusion")||n.set("disable_occlusion","true"),"fixed"===this.arScale&&n.set("resizable","false"),"wall"===this.arPlacement&&n.set("enable_vertical_placement","true"),n.has("sound")){const e=new URL(n.get("sound"),t);n.set("sound",e.toString())}if(n.has("link")){const e=new URL(n.get("link"),t);n.set("link",e.toString())}const r=`intent://arvr.google.com/scene-viewer/1.2?${n.toString()+"&file="+encodeURIComponent(i.toString())}#Intent;scheme=https;package=com.google.android.googlequicksearchbox;action=android.intent.action.VIEW;S.browser_fallback_url=${encodeURIComponent(e.toString())};end;`;self.addEventListener("hashchange",(()=>{self.location.hash===xx&&(Ex=!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[Hx]())}),{once:!0}),this[Nx].setAttribute("href",r),console.log("Attempting to present in AR with Scene Viewer..."),this[Nx].click()}async[Dx](){const t=!this.iosSrc;this[Tx].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[Nx];n.setAttribute("rel","ar");const r=document.createElement("img");n.appendChild(r),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(r),t&&URL.revokeObjectURL(e),this[Tx].classList.add("enabled")}async prepareUSDZ(){const t=this[Zy].beginActivity("usdz-conversion");await this[zx]();const{model:e,shadow:i,target:n}=this[Xy];if(null==e)return"";let r=!1;null!=i&&(r=i.visible,i.visible=!1),t(.2);const s=new lx;n.remove(e),e.position.copy(n.position),e.updateWorldMatrix(!1,!0);const a=await s.parseAsync(e);e.position.set(0,0,0),n.add(e);const o=new Blob([a],{type:"model/vnd.usdz+zip"}),l=URL.createObjectURL(o);return t(1),null!=i&&(i.visible=r),l}}return _x([e({type:Boolean,attribute:"ar"})],d.prototype,"ar",void 0),_x([e({type:String,attribute:"ar-scale"})],d.prototype,"arScale",void 0),_x([e({type:String,attribute:"ar-placement"})],d.prototype,"arPlacement",void 0),_x([e({type:String,attribute:"ar-modes"})],d.prototype,"arModes",void 0),_x([e({type:String,attribute:"ios-src"})],d.prototype,"iosSrc",void 0),_x([e({type:Boolean,attribute:"xr-environment"})],d.prototype,"xrEnvironment",void 0),d})((t=>{var i,n,r,s,a,o,l,c;class h extends t{constructor(...t){super(...t),this.poster=null,this.reveal=Wx,this.loading=qx,this[i]=!1,this[n]=!1,this[r]=this.shadowRoot.querySelector(".slot.poster"),this[s]=this.shadowRoot.querySelector("#default-poster"),this[a]=this.shadowRoot.querySelector("#default-progress-bar > .bar"),this[o]=this[Kx].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[jx].parentNode;requestAnimationFrame((()=>{this[jx].style.transform=`scaleX(${t})`,0===t&&(e.removeChild(this[jx]),e.appendChild(this[jx])),this[jx].classList.toggle("hide",1===t)}))}),100),this[c]=t=>{const e=t.detail.totalProgress,i=t.detail.reason;1===e&&(this[tS].flush(),this.loaded&&(this[Jx]||this.reveal===Wx)&&this[$x]()),this[tS](e),this.dispatchEvent(new CustomEvent("progress",{detail:{totalProgress:e,reason:i}}))};const e=self.ModelViewerElement||{},h=e.dracoDecoderLocation||"https://www.gstatic.com/draco/versioned/decoders/1.5.6/";DA.setDRACODecoderLocation(h);const u=e.ktx2TranscoderLocation||"https://www.gstatic.com/basis-universal/versioned/2021-04-15-ba1c3e4/";DA.setKTX2TranscoderLocation(u),e.meshoptDecoderLocation&&DA.setMeshoptDecoderLocation(e.meshoptDecoderLocation);const d=e.lottieLoaderLocation||"https://cdn.jsdelivr.net/npm/[email protected]/examples/jsm/loaders/LottieLoader.js";iv.singleton.textureUtils.lottieLoaderUrl=d}static set dracoDecoderLocation(t){DA.setDRACODecoderLocation(t)}static get dracoDecoderLocation(){return DA.getDRACODecoderLocation()}static set ktx2TranscoderLocation(t){DA.setKTX2TranscoderLocation(t)}static get ktx2TranscoderLocation(){return DA.getKTX2TranscoderLocation()}static set meshoptDecoderLocation(t){DA.setMeshoptDecoderLocation(t)}static get meshoptDecoderLocation(){return DA.getMeshoptDecoderLocation()}static set lottieLoaderLocation(t){iv.singleton.textureUtils.lottieLoaderUrl=t}static get lottieLoaderLocation(){return iv.singleton.textureUtils.lottieLoaderUrl}static mapURLs(t){iv.singleton.loader[TA].manager.setURLModifier(t)}dismissPoster(){this.loaded?this[$x]():(this[Jx]=!0,this[Hy]())}showPoster(){const t=this[Yx];if(t.classList.contains("show"))return;t.classList.add("show"),this[Wy].classList.remove("show");const e=this[Kx];e.removeAttribute("tabindex"),e.removeAttribute("aria-hidden");const i=this.modelIsVisible;this[Zx]=!1,this[Ny](i)}getDimensions(){return nE(this[Xy].size)}getBoundingBoxCenter(){return nE(this[Xy].boundingBox.getCenter(new li))}connectedCallback(){super.connectedCallback(),this.loaded||this.showPoster(),this[Zy].addEventListener("progress",this[iS])}disconnectedCallback(){super.disconnectedCallback(),this[Zy].removeEventListener("progress",this[iS])}async updated(t){super.updated(t),t.has("poster")&&null!=this.poster&&(this[Kx].style.backgroundImage=`url(${this.poster})`),t.has("alt")&&this[Kx].setAttribute("aria-label",this[Qy]),(t.has("reveal")||t.has("loading"))&&this[Hy]()}[(i=Zx,n=Jx,r=Yx,s=Kx,a=jx,o=eS,l=tS,c=iS,iE)](){return!!this.src&&(this[Jx]||this.loading===Xx||this.reveal===Wx&&this[Py])}[$x](){this[Jx]=!1;const t=this[Yx];if(!t.classList.contains("show"))return;t.classList.remove("show"),this[Wy].classList.add("show");const e=this.modelIsVisible;this[Zx]=!0,this[Ny](e);const i=this.getRootNode();i&&i.activeElement===this&&this[Wy].focus();const n=this[Kx];n.setAttribute("aria-hidden","true"),n.tabIndex=-1,this.dispatchEvent(new CustomEvent("poster-dismissed"))}[eE](){return super[eE]()&&this[Zx]}}return Vx([e({type:String})],h.prototype,"poster",void 0),Vx([e({type:String})],h.prototype,"reveal",void 0),Vx([e({type:String})],h.prototype,"loading",void 0),h})((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[Xy].subscribeMixerEvent("loop",(t=>{const e=t.action._loopCount;this.dispatchEvent(new CustomEvent("loop",{detail:{count:e}}))}