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this.x}set width(e){this.x=e}get height(){return this.y}set height(e){this.y=e}set(e,t){return this.x=e,this.y=t,this}setScalar(e){return this.x=e,this.y=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;default:throw Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;default:throw Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y)}copy(e){return this.x=e.x,this.y=e.y,this}add(e){return this.x+=e.x,this.y+=e.y,this}addScalar(e){return this.x+=e,this.y+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this}subScalar(e){return this.x-=e,this.y-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this}multiply(e){return this.x*=e.x,this.y*=e.y,this}multiplyScalar(e){return this.x*=e,this.y*=e,this}divide(e){return this.x/=e.x,this.y/=e.y,this}divideScalar(e){return this.multiplyScalar(1/e)}applyMatrix3(e){let t=this.x,i=this.y,n=e.elements;return this.x=n[0]*t+n[3]*i+n[6],this.y=n[1]*t+n[4]*i+n[7],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this}clampLength(e,t){let i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(e,Math.min(t,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(e){return this.x*e.x+this.y*e.y}cross(e){return this.x*e.y-this.y*e.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(e){let t=Math.sqrt(this.lengthSq()*e.lengthSq());return 0===t?Math.PI/2:Math.acos(iU(this.dot(e)/t,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){let t=this.x-e.x,i=this.y-e.y;return t*t+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this}lerpVectors(e,t,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this}equals(e){return e.x===this.x&&e.y===this.y}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=e[t],this.y=e[t+1],this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.x,e[t+1]=this.y,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this}rotateAround(e,t){let i=Math.cos(t),n=Math.sin(t),r=this.x-e.x,a=this.y-e.y;return this.x=r*i-a*n+e.x,this.y=r*n+a*i+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}constructor(e=0,t=0){iH.prototype.isVector2=!0,this.x=e,this.y=t}}class ik{set(e,t,i,n,r,a,s,o,l){let h=this.elements;return h[0]=e,h[1]=n,h[2]=s,h[3]=t,h[4]=r,h[5]=o,h[6]=i,h[7]=a,h[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){let t=this.elements,i=e.elements;return t[0]=i[0],t[1]=i[1],t[2]=i[2],t[3]=i[3],t[4]=i[4],t[5]=i[5],t[6]=i[6],t[7]=i[7],t[8]=i[8],this}extractBasis(e,t,i){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),i.setFromMatrix3Column(this,2),this}setFromMatrix4(e){let t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){let i=e.elements,n=t.elements,r=this.elements,a=i[0],s=i[3],o=i[6],l=i[1],h=i[4],u=i[7],c=i[2],d=i[5],p=i[8],f=n[0],m=n[3],g=n[6],_=n[1],v=n[4],x=n[7],y=n[2],M=n[5],S=n[8];return r[0]=a*f+s*_+o*y,r[3]=a*m+s*v+o*M,r[6]=a*g+s*x+o*S,r[1]=l*f+h*_+u*y,r[4]=l*m+h*v+u*M,r[7]=l*g+h*x+u*S,r[2]=c*f+d*_+p*y,r[5]=c*m+d*v+p*M,r[8]=c*g+d*x+p*S,this}multiplyScalar(e){let t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){let e=this.elements,t=e[0],i=e[1],n=e[2],r=e[3],a=e[4],s=e[5],o=e[6],l=e[7],h=e[8];return t*a*h-t*s*l-i*r*h+i*s*o+n*r*l-n*a*o}invert(){let e=this.elements,t=e[0],i=e[1],n=e[2],r=e[3],a=e[4],s=e[5],o=e[6],l=e[7],h=e[8],u=h*a-s*l,c=s*o-h*r,d=l*r-a*o,p=t*u+i*c+n*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);let f=1/p;return e[0]=u*f,e[1]=(n*l-h*i)*f,e[2]=(s*i-n*a)*f,e[3]=c*f,e[4]=(h*t-n*o)*f,e[5]=(n*r-s*t)*f,e[6]=d*f,e[7]=(i*o-l*t)*f,e[8]=(a*t-i*r)*f,this}transpose(){let e;let t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){let t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,i,n,r,a,s){let o=Math.cos(r),l=Math.sin(r);return this.set(i*o,i*l,-i*(o*a+l*s)+a+e,-n*l,n*o,-n*(-l*a+o*s)+s+t,0,0,1),this}scale(e,t){return this.premultiply(iV.makeScale(e,t)),this}rotate(e){return this.premultiply(iV.makeRotation(-e)),this}translate(e,t){return this.premultiply(iV.makeTranslation(e,t)),this}makeTranslation(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){let t=Math.cos(e),i=Math.sin(e);return this.set(t,-i,0,i,t,0,0,0,1),this}makeScale(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}equals(e){let t=this.elements,i=e.elements;for(let e=0;e<9;e++)if(t[e]!==i[e])return!1;return!0}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;for(let i=0;i<9;i++)this.elements[i]=e[i+t];return this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,i=this.elements;return e[t]=i[0],e[t+1]=i[1],e[t+2]=i[2],e[t+3]=i[3],e[t+4]=i[4],e[t+5]=i[5],e[t+6]=i[6],e[t+7]=i[7],e[t+8]=i[8],e}clone(){return new this.constructor().fromArray(this.elements)}constructor(e,t,i,n,r,a,s,o,l){ik.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==e&&this.set(e,t,i,n,r,a,s,o,l)}}let iV=new ik;function iW(e){for(let t=e.length-1;t>=0;--t)if(e[t]>=65535)return!0;return!1}let iX={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function ij(e,t){return new iX[e](t)}function iq(e){return document.createElementNS("http://www.w3.org/1999/xhtml",e)}function iY(){let e=iq("canvas");return e.style.display="block",e}let iZ={};function iJ(e){e in iZ||(iZ[e]=!0,console.warn(e))}let iK=new ik().set(.8224621,.177538,0,.0331941,.9668058,0,.0170827,.0723974,.9105199),iQ=new ik().set(1.2249401,-.2249404,0,-.0420569,1.0420571,0,-.0196376,-.0786361,1.0982735),i$={[tW]:{transfer:tq,primaries:tZ,toReference:e=>e,fromReference:e=>e},[tV]:{transfer:tY,primaries:tZ,toReference:e=>e.convertSRGBToLinear(),fromReference:e=>e.convertLinearToSRGB()},[tj]:{transfer:tq,primaries:tJ,toReference:e=>e.applyMatrix3(iQ),fromReference:e=>e.applyMatrix3(iK)},[tX]:{transfer:tY,primaries:tJ,toReference:e=>e.convertSRGBToLinear().applyMatrix3(iQ),fromReference:e=>e.applyMatrix3(iK).convertLinearToSRGB()}},i0=new Set([tW,tj]),i1={enabled:!0,_workingColorSpace:tW,get workingColorSpace(){return this._workingColorSpace},set workingColorSpace(colorSpace){if(!i0.has(colorSpace))throw Error('Unsupported working color space, "'.concat(colorSpace,'".'));this._workingColorSpace=colorSpace},convert:function(e,t,i){if(!1===this.enabled||t===i||!t||!i)return e;let n=i$[t].toReference;return(0,i$[i].fromReference)(n(e))},fromWorkingColorSpace:function(e,t){return this.convert(e,this._workingColorSpace,t)},toWorkingColorSpace:function(e,t){return this.convert(e,t,this._workingColorSpace)},getPrimaries:function(e){return i$[e].primaries},getTransfer:function(e){return e===tk?tq:i$[e].transfer}};function i2(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function i3(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}class i4{static getDataURL(e){let t;if(/^data:/i.test(e.src)||"undefined"==typeof HTMLCanvasElement)return e.src;if(e instanceof HTMLCanvasElement)t=e;else{void 0===n&&(n=iq("canvas")),n.width=e.width,n.height=e.height;let i=n.getContext("2d");e instanceof ImageData?i.putImageData(e,0,0):i.drawImage(e,0,0,e.width,e.height),t=n}return t.width>2048||t.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),t.toDataURL("image/jpeg",.6)):t.toDataURL("image/png")}static sRGBToLinear(e){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap){let t=iq("canvas");t.width=e.width,t.height=e.height;let i=t.getContext("2d");i.drawImage(e,0,0,e.width,e.height);let n=i.getImageData(0,0,e.width,e.height),r=n.data;for(let e=0;e<r.length;e++)r[e]=255*i2(r[e]/255);return i.putImageData(n,0,0),t}if(!e.data)return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e;{let t=e.data.slice(0);for(let e=0;e<t.length;e++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[e]=Math.floor(255*i2(t[e]/255)):t[e]=i2(t[e]);return{data:t,width:e.width,height:e.height}}}}let i5=0;class i6{set needsUpdate(e){!0===e&&this.version++}toJSON(e){let t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.images[this.uuid])return e.images[this.uuid];let i={uuid:this.uuid,url:""},n=this.data;if(null!==n){let e;if(Array.isArray(n)){e=[];for(let t=0,i=n.length;t<i;t++)n[t].isDataTexture?e.push(i8(n[t].image)):e.push(i8(n[t]))}else e=i8(n);i.url=e}return t||(e.images[this.uuid]=i),i}constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:i5++}),this.uuid=iI(),this.data=e,this.dataReady=!0,this.version=0}}function i8(e){return"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap?i4.getDataURL(e):e.data?{data:Array.from(e.data),width:e.width,height:e.height,type:e.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let i7=0;class i9 extends iA{get image(){return this.source.data}set image(e){void 0===e&&(e=null),this.source.data=e}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(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){let t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];let i={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).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),t||(e.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==em)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case eM:e.x=e.x-Math.floor(e.x);break;case eS:e.x=e.x<0?0:1;break;case eb:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case eM:e.y=e.y-Math.floor(e.y);break;case eS:e.y=e.y<0?0:1;break;case eb:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){!0===e&&(this.version++,this.source.needsUpdate=!0)}constructor(e=i9.DEFAULT_IMAGE,t=i9.DEFAULT_MAPPING,i=eS,n=eS,r=eC,a=eI,s=ej,o=eN,l=i9.DEFAULT_ANISOTROPY,h=tk){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:i7++}),this.uuid=iI(),this.name="",this.source=new i6(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=i,this.wrapT=n,this.magFilter=r,this.minFilter=a,this.anisotropy=l,this.format=s,this.internalFormat=null,this.type=o,this.offset=new iH(0,0),this.repeat=new iH(1,1),this.center=new iH(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new ik,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=h,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.needsPMREMUpdate=!1}}i9.DEFAULT_IMAGE=null,i9.DEFAULT_MAPPING=em,i9.DEFAULT_ANISOTROPY=1;class ne{get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,i,n){return this.x=e,this.y=t,this.z=i,this.w=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){let t=this.x,i=this.y,n=this.z,r=this.w,a=e.elements;return this.x=a[0]*t+a[4]*i+a[8]*n+a[12]*r,this.y=a[1]*t+a[5]*i+a[9]*n+a[13]*r,this.z=a[2]*t+a[6]*i+a[10]*n+a[14]*r,this.w=a[3]*t+a[7]*i+a[11]*n+a[15]*r,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);let t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,i,n;let r=e.elements,a=r[0],s=r[4],o=r[8],l=r[1],h=r[5],u=r[9],c=r[2],d=r[6],p=r[10];if(.01>Math.abs(s-l)&&.01>Math.abs(o-c)&&.01>Math.abs(u-d)){if(.1>Math.abs(s+l)&&.1>Math.abs(o+c)&&.1>Math.abs(u+d)&&.1>Math.abs(a+h+p-3))return this.set(1,0,0,0),this;let e=(a+1)/2,r=(h+1)/2,f=(p+1)/2,m=(s+l)/4,g=(o+c)/4,_=(u+d)/4;return e>r&&e>f?e<.01?(t=0,i=.707106781,n=.707106781):(i=m/(t=Math.sqrt(e)),n=g/t):r>f?r<.01?(t=.707106781,i=0,n=.707106781):(t=m/(i=Math.sqrt(r)),n=_/i):f<.01?(t=.707106781,i=.707106781,n=0):(t=g/(n=Math.sqrt(f)),i=_/n),this.set(t,i,n,Math.PI),this}let f=Math.sqrt((d-u)*(d-u)+(o-c)*(o-c)+(l-s)*(l-s));return .001>Math.abs(f)&&(f=1),this.x=(d-u)/f,this.y=(o-c)/f,this.z=(l-s)/f,this.w=Math.acos((a+h+p-1)/2),this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){let i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(e,Math.min(t,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(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.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(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this.z=e.z+(t.z-e.z)*i,this.w=e.w+(t.w-e.w)*i,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),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}constructor(e=0,t=0,i=0,n=1){ne.prototype.isVector4=!0,this.x=e,this.y=t,this.z=i,this.w=n}}class nt extends iA{get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}setSize(e,t){let i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;if(this.width!==e||this.height!==t||this.depth!==i){this.width=e,this.height=t,this.depth=i;for(let n=0,r=this.textures.length;n<r;n++)this.textures[n].image.width=e,this.textures[n].image.height=t,this.textures[n].image.depth=i;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return new this.constructor().copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let t=0,i=e.textures.length;t<i;t++)this.textures[t]=e.textures[t].clone(),this.textures[t].isRenderTargetTexture=!0;let t=Object.assign({},e.texture.image);return this.texture.source=new i6(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,null!==e.depthTexture&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}constructor(e=1,t=1,i={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new ne(0,0,e,t),this.scissorTest=!1,this.viewport=new ne(0,0,e,t);let n=new i9({width:e,height:t,depth:1},(i=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:eC,depthBuffer:!0,stencilBuffer:!1,depthTexture:null,samples:0,count:1},i)).mapping,i.wrapS,i.wrapT,i.magFilter,i.minFilter,i.format,i.type,i.anisotropy,i.colorSpace);n.flipY=!1,n.generateMipmaps=i.generateMipmaps,n.internalFormat=i.internalFormat,this.textures=[];let r=i.count;for(let e=0;e<r;e++)this.textures[e]=n.clone(),this.textures[e].isRenderTargetTexture=!0;this.depthBuffer=i.depthBuffer,this.stencilBuffer=i.stencilBuffer,this.depthTexture=i.depthTexture,this.samples=i.samples}}class ni extends nt{constructor(e=1,t=1,i={}){super(e,t,i),this.isWebGLRenderTarget=!0}}class nn extends i9{constructor(e=null,t=1,i=1,n=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:i,depth:n},this.magFilter=eT,this.minFilter=eT,this.wrapR=eS,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class nr extends ni{constructor(e=1,t=1,i=1,n={}){super(e,t,n),this.isWebGLArrayRenderTarget=!0,this.depth=i,this.texture=new nn(null,e,t,i),this.texture.isRenderTargetTexture=!0}}class na extends i9{constructor(e=null,t=1,i=1,n=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:i,depth:n},this.magFilter=eT,this.minFilter=eT,this.wrapR=eS,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class ns extends ni{constructor(e=1,t=1,i=1,n={}){super(e,t,n),this.isWebGL3DRenderTarget=!0,this.depth=i,this.texture=new na(null,e,t,i),this.texture.isRenderTargetTexture=!0}}class no{static slerpFlat(e,t,i,n,r,a,s){let o=i[n+0],l=i[n+1],h=i[n+2],u=i[n+3],c=r[a+0],d=r[a+1],p=r[a+2],f=r[a+3];if(0===s){e[t+0]=o,e[t+1]=l,e[t+2]=h,e[t+3]=u;return}if(1===s){e[t+0]=c,e[t+1]=d,e[t+2]=p,e[t+3]=f;return}if(u!==f||o!==c||l!==d||h!==p){let e=1-s,t=o*c+l*d+h*p+u*f,i=t>=0?1:-1,n=1-t*t;if(n>Number.EPSILON){let r=Math.sqrt(n),a=Math.atan2(r,t*i);e=Math.sin(e*a)/r,s=Math.sin(s*a)/r}let r=s*i;if(o=o*e+c*r,l=l*e+d*r,h=h*e+p*r,u=u*e+f*r,e===1-s){let e=1/Math.sqrt(o*o+l*l+h*h+u*u);o*=e,l*=e,h*=e,u*=e}}e[t]=o,e[t+1]=l,e[t+2]=h,e[t+3]=u}static multiplyQuaternionsFlat(e,t,i,n,r,a){let s=i[n],o=i[n+1],l=i[n+2],h=i[n+3],u=r[a],c=r[a+1],d=r[a+2],p=r[a+3];return e[t]=s*p+h*u+o*d-l*c,e[t+1]=o*p+h*c+l*u-s*d,e[t+2]=l*p+h*d+s*c-o*u,e[t+3]=h*p-s*u-o*c-l*d,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,i,n){return this._x=e,this._y=t,this._z=i,this._w=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e){let t=!(arguments.length>1)||void 0===arguments[1]||arguments[1],i=e._x,n=e._y,r=e._z,a=e._order,s=Math.cos,o=Math.sin,l=s(i/2),h=s(n/2),u=s(r/2),c=o(i/2),d=o(n/2),p=o(r/2);switch(a){case"XYZ":this._x=c*h*u+l*d*p,this._y=l*d*u-c*h*p,this._z=l*h*p+c*d*u,this._w=l*h*u-c*d*p;break;case"YXZ":this._x=c*h*u+l*d*p,this._y=l*d*u-c*h*p,this._z=l*h*p-c*d*u,this._w=l*h*u+c*d*p;break;case"ZXY":this._x=c*h*u-l*d*p,this._y=l*d*u+c*h*p,this._z=l*h*p+c*d*u,this._w=l*h*u-c*d*p;break;case"ZYX":this._x=c*h*u-l*d*p,this._y=l*d*u+c*h*p,this._z=l*h*p-c*d*u,this._w=l*h*u+c*d*p;break;case"YZX":this._x=c*h*u+l*d*p,this._y=l*d*u+c*h*p,this._z=l*h*p-c*d*u,this._w=l*h*u-c*d*p;break;case"XZY":this._x=c*h*u-l*d*p,this._y=l*d*u-c*h*p,this._z=l*h*p+c*d*u,this._w=l*h*u+c*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return!0===t&&this._onChangeCallback(),this}setFromAxisAngle(e,t){let i=t/2,n=Math.sin(i);return this._x=e.x*n,this._y=e.y*n,this._z=e.z*n,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(e){let t=e.elements,i=t[0],n=t[4],r=t[8],a=t[1],s=t[5],o=t[9],l=t[2],h=t[6],u=t[10],c=i+s+u;if(c>0){let e=.5/Math.sqrt(c+1);this._w=.25/e,this._x=(h-o)*e,this._y=(r-l)*e,this._z=(a-n)*e}else if(i>s&&i>u){let e=2*Math.sqrt(1+i-s-u);this._w=(h-o)/e,this._x=.25*e,this._y=(n+a)/e,this._z=(r+l)/e}else if(s>u){let e=2*Math.sqrt(1+s-i-u);this._w=(r-l)/e,this._x=(n+a)/e,this._y=.25*e,this._z=(o+h)/e}else{let e=2*Math.sqrt(1+u-i-s);this._w=(a-n)/e,this._x=(r+l)/e,this._y=(o+h)/e,this._z=.25*e}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let i=e.dot(t)+1;return i<Number.EPSILON?(i=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0):(this._x=0,this._y=-e.z,this._z=e.y)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x),this._w=i,this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(iU(this.dot(e),-1,1)))}rotateTowards(e,t){let i=this.angleTo(e);return 0===i||this.slerp(e,Math.min(1,t/i)),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(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._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 e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){let i=e._x,n=e._y,r=e._z,a=e._w,s=t._x,o=t._y,l=t._z,h=t._w;return this._x=i*h+a*s+n*l-r*o,this._y=n*h+a*o+r*s-i*l,this._z=r*h+a*l+i*o-n*s,this._w=a*h-i*s-n*o-r*l,this._onChangeCallback(),this}slerp(e,t){if(0===t)return this;if(1===t)return this.copy(e);let i=this._x,n=this._y,r=this._z,a=this._w,s=a*e._w+i*e._x+n*e._y+r*e._z;if(s<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,s=-s):this.copy(e),s>=1)return this._w=a,this._x=i,this._y=n,this._z=r,this;let o=1-s*s;if(o<=Number.EPSILON){let e=1-t;return this._w=e*a+t*this._w,this._x=e*i+t*this._x,this._y=e*n+t*this._y,this._z=e*r+t*this._z,this.normalize(),this}let l=Math.sqrt(o),h=Math.atan2(l,s),u=Math.sin((1-t)*h)/l,c=Math.sin(t*h)/l;return this._w=a*u+this._w*c,this._x=i*u+this._x*c,this._y=n*u+this._y*c,this._z=r*u+this._z*c,this._onChangeCallback(),this}slerpQuaternions(e,t,i){return this.copy(e).slerp(t,i)}random(){let e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),i=Math.random(),n=Math.sqrt(1-i),r=Math.sqrt(i);return this.set(n*Math.sin(e),n*Math.cos(e),r*Math.sin(t),r*Math.cos(t))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}constructor(e=0,t=0,i=0,n=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=i,this._w=n}}class nl{set(e,t,i){return void 0===i&&(i=this.z),this.x=e,this.y=t,this.z=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(nu.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(nu.setFromAxisAngle(e,t))}applyMatrix3(e){let t=this.x,i=this.y,n=this.z,r=e.elements;return this.x=r[0]*t+r[3]*i+r[6]*n,this.y=r[1]*t+r[4]*i+r[7]*n,this.z=r[2]*t+r[5]*i+r[8]*n,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){let t=this.x,i=this.y,n=this.z,r=e.elements,a=1/(r[3]*t+r[7]*i+r[11]*n+r[15]);return this.x=(r[0]*t+r[4]*i+r[8]*n+r[12])*a,this.y=(r[1]*t+r[5]*i+r[9]*n+r[13])*a,this.z=(r[2]*t+r[6]*i+r[10]*n+r[14])*a,this}applyQuaternion(e){let t=this.x,i=this.y,n=this.z,r=e.x,a=e.y,s=e.z,o=e.w,l=2*(a*n-s*i),h=2*(s*t-r*n),u=2*(r*i-a*t);return this.x=t+o*l+a*u-s*h,this.y=i+o*h+s*l-r*u,this.z=n+o*u+r*h-a*l,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){let t=this.x,i=this.y,n=this.z,r=e.elements;return this.x=r[0]*t+r[4]*i+r[8]*n,this.y=r[1]*t+r[5]*i+r[9]*n,this.z=r[2]*t+r[6]*i+r[10]*n,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){let i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(e,Math.min(t,i)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=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(e){return this.x*e.x+this.y*e.y+this.z*e.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(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this.z=e.z+(t.z-e.z)*i,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){let i=e.x,n=e.y,r=e.z,a=t.x,s=t.y,o=t.z;return this.x=n*o-r*s,this.y=r*a-i*o,this.z=i*s-n*a,this}projectOnVector(e){let t=e.lengthSq();if(0===t)return this.set(0,0,0);let i=e.dot(this)/t;return this.copy(e).multiplyScalar(i)}projectOnPlane(e){return nh.copy(this).projectOnVector(e),this.sub(nh)}reflect(e){return this.sub(nh.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){let t=Math.sqrt(this.lengthSq()*e.lengthSq());return 0===t?Math.PI/2:Math.acos(iU(this.dot(e)/t,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){let t=this.x-e.x,i=this.y-e.y,n=this.z-e.z;return t*t+i*i+n*n}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,i){let n=Math.sin(t)*e;return this.x=n*Math.sin(i),this.y=Math.cos(t)*e,this.z=n*Math.cos(i),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,i){return this.x=e*Math.sin(t),this.y=i,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){let t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){let t=this.setFromMatrixColumn(e,0).length(),i=this.setFromMatrixColumn(e,1).length(),n=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=i,this.z=n,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,4*t)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,3*t)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){let e=Math.random()*Math.PI*2,t=2*Math.random()-1,i=Math.sqrt(1-t*t);return this.x=i*Math.cos(e),this.y=t,this.z=i*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}constructor(e=0,t=0,i=0){nl.prototype.isVector3=!0,this.x=e,this.y=t,this.z=i}}let nh=new nl,nu=new no;class nc{set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,i=e.length;t<i;t+=3)this.expandByPoint(np.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,i=e.count;t<i;t++)this.expandByPoint(np.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,i=e.length;t<i;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){let i=np.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(i),this.max.copy(e).add(i),this}setFromObject(e){let t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return this.makeEmpty(),this.expandByObject(e,t)}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=Infinity,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(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e){let t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];e.updateWorldMatrix(!1,!1);let i=e.geometry;if(void 0!==i){let n=i.getAttribute("position");if(!0===t&&void 0!==n&&!0!==e.isInstancedMesh)for(let t=0,i=n.count;t<i;t++)!0===e.isMesh?e.getVertexPosition(t,np):np.fromBufferAttribute(n,t),np.applyMatrix4(e.matrixWorld),this.expandByPoint(np);else void 0!==e.boundingBox?(null===e.boundingBox&&e.computeBoundingBox(),nf.copy(e.boundingBox)):(null===i.boundingBox&&i.computeBoundingBox(),nf.copy(i.boundingBox)),nf.applyMatrix4(e.matrixWorld),this.union(nf)}let n=e.children;for(let e=0,i=n.length;e<i;e++)this.expandByObject(n[e],t);return this}containsPoint(e){return!(e.x<this.min.x)&&!(e.x>this.max.x)&&!(e.y<this.min.y)&&!(e.y>this.max.y)&&!(e.z<this.min.z)&&!(e.z>this.max.z)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return!(e.max.x<this.min.x)&&!(e.min.x>this.max.x)&&!(e.max.y<this.min.y)&&!(e.min.y>this.max.y)&&!(e.max.z<this.min.z)&&!(e.min.z>this.max.z)}intersectsSphere(e){return this.clampPoint(e.center,np),np.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,i;return e.normal.x>0?(t=e.normal.x*this.min.x,i=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,i=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,i+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,i+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,i+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,i+=e.normal.z*this.min.z),t<=-e.constant&&i>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(nM),nS.subVectors(this.max,nM),nm.subVectors(e.a,nM),ng.subVectors(e.b,nM),n_.subVectors(e.c,nM),nv.subVectors(ng,nm),nx.subVectors(n_,ng),ny.subVectors(nm,n_);let t=[0,-nv.z,nv.y,0,-nx.z,nx.y,0,-ny.z,ny.y,nv.z,0,-nv.x,nx.z,0,-nx.x,ny.z,0,-ny.x,-nv.y,nv.x,0,-nx.y,nx.x,0,-ny.y,ny.x,0];return!!(nE(t,nm,ng,n_,nS)&&nE(t=[1,0,0,0,1,0,0,0,1],nm,ng,n_,nS))&&(nb.crossVectors(nv,nx),nE(t=[nb.x,nb.y,nb.z],nm,ng,n_,nS))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,np).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=.5*this.getSize(np).length()),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()||(nd[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),nd[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),nd[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),nd[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),nd[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),nd[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),nd[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),nd[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(nd)),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}constructor(e=new nl(Infinity,Infinity,Infinity),t=new nl(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}}let nd=[new nl,new nl,new nl,new nl,new nl,new nl,new nl,new nl],np=new nl,nf=new nc,nm=new nl,ng=new nl,n_=new nl,nv=new nl,nx=new nl,ny=new nl,nM=new nl,nS=new nl,nb=new nl,nT=new nl;function nE(e,t,i,n,r){for(let a=0,s=e.length-3;a<=s;a+=3){nT.fromArray(e,a);let s=r.x*Math.abs(nT.x)+r.y*Math.abs(nT.y)+r.z*Math.abs(nT.z),o=t.dot(nT),l=i.dot(nT),h=n.dot(nT);if(Math.max(-Math.max(o,l,h),Math.min(o,l,h))>s)return!1}return!0}let nw=new nc,nA=new nl,nR=new nl;class nC{set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){let i=this.center;void 0!==t?i.copy(t):nw.setFromPoints(e).getCenter(i);let n=0;for(let t=0,r=e.length;t<r;t++)n=Math.max(n,i.distanceToSquared(e[t]));return this.radius=Math.sqrt(n),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){let t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){let i=this.center.distanceToSquared(e);return t.copy(e),i>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?e.makeEmpty():(e.set(this.center,this.center),e.expandByScalar(this.radius)),e}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;nA.subVectors(e,this.center);let t=nA.lengthSq();if(t>this.radius*this.radius){let e=Math.sqrt(t),i=(e-this.radius)*.5;this.center.addScaledVector(nA,i/e),this.radius+=i}return this}union(e){return e.isEmpty()||(this.isEmpty()?this.copy(e):!0===this.center.equals(e.center)?this.radius=Math.max(this.radius,e.radius):(nR.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(nA.copy(e.center).add(nR)),this.expandByPoint(nA.copy(e.center).sub(nR)))),this}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}constructor(e=new nl,t=-1){this.isSphere=!0,this.center=e,this.radius=t}}let nL=new nl,nP=new nl,nI=new nl,nU=new nl,nN=new nl,nD=new nl,nO=new nl;class nF{set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,nL)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);let i=t.dot(this.direction);return i<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,i)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){let t=nL.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(nL.copy(this.origin).addScaledVector(this.direction,t),nL.distanceToSquared(e))}distanceSqToSegment(e,t,i,n){let r,a,s,o;nP.copy(e).add(t).multiplyScalar(.5),nI.copy(t).sub(e).normalize(),nU.copy(this.origin).sub(nP);let l=.5*e.distanceTo(t),h=-this.direction.dot(nI),u=nU.dot(this.direction),c=-nU.dot(nI),d=nU.lengthSq(),p=Math.abs(1-h*h);if(p>0){if(r=h*c-u,a=h*u-c,o=l*p,r>=0){if(a>=-o){if(a<=o){let e=1/p;r*=e,a*=e,s=r*(r+h*a+2*u)+a*(h*r+a+2*c)+d}else s=-(r=Math.max(0,-(h*(a=l)+u)))*r+a*(a+2*c)+d}else s=-(r=Math.max(0,-(h*(a=-l)+u)))*r+a*(a+2*c)+d}else a<=-o?(a=(r=Math.max(0,-(-h*l+u)))>0?-l:Math.min(Math.max(-l,-c),l),s=-r*r+a*(a+2*c)+d):a<=o?(r=0,s=(a=Math.min(Math.max(-l,-c),l))*(a+2*c)+d):(a=(r=Math.max(0,-(h*l+u)))>0?l:Math.min(Math.max(-l,-c),l),s=-r*r+a*(a+2*c)+d)}else a=h>0?-l:l,s=-(r=Math.max(0,-(h*a+u)))*r+a*(a+2*c)+d;return i&&i.copy(this.origin).addScaledVector(this.direction,r),n&&n.copy(nP).addScaledVector(nI,a),s}intersectSphere(e,t){nL.subVectors(e.center,this.origin);let i=nL.dot(this.direction),n=nL.dot(nL)-i*i,r=e.radius*e.radius;if(n>r)return null;let a=Math.sqrt(r-n),s=i-a,o=i+a;return o<0?null:s<0?this.at(o,t):this.at(s,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){let t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;let i=-(this.origin.dot(e.normal)+e.constant)/t;return i>=0?i:null}intersectPlane(e,t){let i=this.distanceToPlane(e);return null===i?null:this.at(i,t)}intersectsPlane(e){let t=e.distanceToPoint(this.origin);return!!(0===t||e.normal.dot(this.direction)*t<0)}intersectBox(e,t){let i,n,r,a,s,o;let l=1/this.direction.x,h=1/this.direction.y,u=1/this.direction.z,c=this.origin;return(l>=0?(i=(e.min.x-c.x)*l,n=(e.max.x-c.x)*l):(i=(e.max.x-c.x)*l,n=(e.min.x-c.x)*l),h>=0?(r=(e.min.y-c.y)*h,a=(e.max.y-c.y)*h):(r=(e.max.y-c.y)*h,a=(e.min.y-c.y)*h),i>a||r>n)?null:((r>i||isNaN(i))&&(i=r),(a<n||isNaN(n))&&(n=a),u>=0?(s=(e.min.z-c.z)*u,o=(e.max.z-c.z)*u):(s=(e.max.z-c.z)*u,o=(e.min.z-c.z)*u),i>o||s>n)?null:((s>i||i!=i)&&(i=s),(o<n||n!=n)&&(n=o),n<0)?null:this.at(i>=0?i:n,t)}intersectsBox(e){return null!==this.intersectBox(e,nL)}intersectTriangle(e,t,i,n,r){let a;nN.subVectors(t,e),nD.subVectors(i,e),nO.crossVectors(nN,nD);let s=this.direction.dot(nO);if(s>0){if(n)return null;a=1}else{if(!(s<0))return null;a=-1,s=-s}nU.subVectors(this.origin,e);let o=a*this.direction.dot(nD.crossVectors(nU,nD));if(o<0)return null;let l=a*this.direction.dot(nN.cross(nU));if(l<0||o+l>s)return null;let h=-a*nU.dot(nO);return h<0?null:this.at(h/s,r)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}constructor(e=new nl,t=new nl(0,0,-1)){this.origin=e,this.direction=t}}class nB{set(e,t,i,n,r,a,s,o,l,h,u,c,d,p,f,m){let g=this.elements;return g[0]=e,g[4]=t,g[8]=i,g[12]=n,g[1]=r,g[5]=a,g[9]=s,g[13]=o,g[2]=l,g[6]=h,g[10]=u,g[14]=c,g[3]=d,g[7]=p,g[11]=f,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 nB().fromArray(this.elements)}copy(e){let t=this.elements,i=e.elements;return t[0]=i[0],t[1]=i[1],t[2]=i[2],t[3]=i[3],t[4]=i[4],t[5]=i[5],t[6]=i[6],t[7]=i[7],t[8]=i[8],t[9]=i[9],t[10]=i[10],t[11]=i[11],t[12]=i[12],t[13]=i[13],t[14]=i[14],t[15]=i[15],this}copyPosition(e){let t=this.elements,i=e.elements;return t[12]=i[12],t[13]=i[13],t[14]=i[14],this}setFromMatrix3(e){let t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,i){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(e,t,i){return this.set(e.x,t.x,i.x,0,e.y,t.y,i.y,0,e.z,t.z,i.z,0,0,0,0,1),this}extractRotation(e){let t=this.elements,i=e.elements,n=1/nz.setFromMatrixColumn(e,0).length(),r=1/nz.setFromMatrixColumn(e,1).length(),a=1/nz.setFromMatrixColumn(e,2).length();return t[0]=i[0]*n,t[1]=i[1]*n,t[2]=i[2]*n,t[3]=0,t[4]=i[4]*r,t[5]=i[5]*r,t[6]=i[6]*r,t[7]=0,t[8]=i[8]*a,t[9]=i[9]*a,t[10]=i[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){let t=this.elements,i=e.x,n=e.y,r=e.z,a=Math.cos(i),s=Math.sin(i),o=Math.cos(n),l=Math.sin(n),h=Math.cos(r),u=Math.sin(r);if("XYZ"===e.order){let e=a*h,i=a*u,n=s*h,r=s*u;t[0]=o*h,t[4]=-o*u,t[8]=l,t[1]=i+n*l,t[5]=e-r*l,t[9]=-s*o,t[2]=r-e*l,t[6]=n+i*l,t[10]=a*o}else if("YXZ"===e.order){let e=o*h,i=o*u,n=l*h,r=l*u;t[0]=e+r*s,t[4]=n*s-i,t[8]=a*l,t[1]=a*u,t[5]=a*h,t[9]=-s,t[2]=i*s-n,t[6]=r+e*s,t[10]=a*o}else if("ZXY"===e.order){let e=o*h,i=o*u,n=l*h,r=l*u;t[0]=e-r*s,t[4]=-a*u,t[8]=n+i*s,t[1]=i+n*s,t[5]=a*h,t[9]=r-e*s,t[2]=-a*l,t[6]=s,t[10]=a*o}else if("ZYX"===e.order){let e=a*h,i=a*u,n=s*h,r=s*u;t[0]=o*h,t[4]=n*l-i,t[8]=e*l+r,t[1]=o*u,t[5]=r*l+e,t[9]=i*l-n,t[2]=-l,t[6]=s*o,t[10]=a*o}else if("YZX"===e.order){let e=a*o,i=a*l,n=s*o,r=s*l;t[0]=o*h,t[4]=r-e*u,t[8]=n*u+i,t[1]=u,t[5]=a*h,t[9]=-s*h,t[2]=-l*h,t[6]=i*u+n,t[10]=e-r*u}else if("XZY"===e.order){let e=a*o,i=a*l,n=s*o,r=s*l;t[0]=o*h,t[4]=-u,t[8]=l*h,t[1]=e*u+r,t[5]=a*h,t[9]=i*u-n,t[2]=n*u-i,t[6]=s*h,t[10]=r*u+e}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(nH,e,nk)}lookAt(e,t,i){let n=this.elements;return nX.subVectors(e,t),0===nX.lengthSq()&&(nX.z=1),nX.normalize(),nV.crossVectors(i,nX),0===nV.lengthSq()&&(1===Math.abs(i.z)?nX.x+=1e-4:nX.z+=1e-4,nX.normalize(),nV.crossVectors(i,nX)),nV.normalize(),nW.crossVectors(nX,nV),n[0]=nV.x,n[4]=nW.x,n[8]=nX.x,n[1]=nV.y,n[5]=nW.y,n[9]=nX.y,n[2]=nV.z,n[6]=nW.z,n[10]=nX.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){let i=e.elements,n=t.elements,r=this.elements,a=i[0],s=i[4],o=i[8],l=i[12],h=i[1],u=i[5],c=i[9],d=i[13],p=i[2],f=i[6],m=i[10],g=i[14],_=i[3],v=i[7],x=i[11],y=i[15],M=n[0],S=n[4],b=n[8],T=n[12],E=n[1],w=n[5],A=n[9],R=n[13],C=n[2],L=n[6],P=n[10],I=n[14],U=n[3],N=n[7],D=n[11],O=n[15];return r[0]=a*M+s*E+o*C+l*U,r[4]=a*S+s*w+o*L+l*N,r[8]=a*b+s*A+o*P+l*D,r[12]=a*T+s*R+o*I+l*O,r[1]=h*M+u*E+c*C+d*U,r[5]=h*S+u*w+c*L+d*N,r[9]=h*b+u*A+c*P+d*D,r[13]=h*T+u*R+c*I+d*O,r[2]=p*M+f*E+m*C+g*U,r[6]=p*S+f*w+m*L+g*N,r[10]=p*b+f*A+m*P+g*D,r[14]=p*T+f*R+m*I+g*O,r[3]=_*M+v*E+x*C+y*U,r[7]=_*S+v*w+x*L+y*N,r[11]=_*b+v*A+x*P+y*D,r[15]=_*T+v*R+x*I+y*O,this}multiplyScalar(e){let t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){let e=this.elements,t=e[0],i=e[4],n=e[8],r=e[12],a=e[1],s=e[5],o=e[9],l=e[13],h=e[2],u=e[6],c=e[10],d=e[14],p=e[3];return p*(+r*o*u-n*l*u-r*s*c+i*l*c+n*s*d-i*o*d)+e[7]*(+t*o*d-t*l*c+r*a*c-n*a*d+n*l*h-r*o*h)+e[11]*(+t*l*u-t*s*d-r*a*u+i*a*d+r*s*h-i*l*h)+e[15]*(-n*s*h-t*o*u+t*s*c+n*a*u-i*a*c+i*o*h)}transpose(){let e;let t=this.elements;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(e,t,i){let n=this.elements;return e.isVector3?(n[12]=e.x,n[13]=e.y,n[14]=e.z):(n[12]=e,n[13]=t,n[14]=i),this}invert(){let e=this.elements,t=e[0],i=e[1],n=e[2],r=e[3],a=e[4],s=e[5],o=e[6],l=e[7],h=e[8],u=e[9],c=e[10],d=e[11],p=e[12],f=e[13],m=e[14],g=e[15],_=u*m*l-f*c*l+f*o*d-s*m*d-u*o*g+s*c*g,v=p*c*l-h*m*l-p*o*d+a*m*d+h*o*g-a*c*g,x=h*f*l-p*u*l+p*s*d-a*f*d-h*s*g+a*u*g,y=p*u*o-h*f*o-p*s*c+a*f*c+h*s*m-a*u*m,M=t*_+i*v+n*x+r*y;if(0===M)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);let S=1/M;return e[0]=_*S,e[1]=(f*c*r-u*m*r-f*n*d+i*m*d+u*n*g-i*c*g)*S,e[2]=(s*m*r-f*o*r+f*n*l-i*m*l-s*n*g+i*o*g)*S,e[3]=(u*o*r-s*c*r-u*n*l+i*c*l+s*n*d-i*o*d)*S,e[4]=v*S,e[5]=(h*m*r-p*c*r+p*n*d-t*m*d-h*n*g+t*c*g)*S,e[6]=(p*o*r-a*m*r-p*n*l+t*m*l+a*n*g-t*o*g)*S,e[7]=(a*c*r-h*o*r+h*n*l-t*c*l-a*n*d+t*o*d)*S,e[8]=x*S,e[9]=(p*u*r-h*f*r-p*i*d+t*f*d+h*i*g-t*u*g)*S,e[10]=(a*f*r-p*s*r+p*i*l-t*f*l-a*i*g+t*s*g)*S,e[11]=(h*s*r-a*u*r-h*i*l+t*u*l+a*i*d-t*s*d)*S,e[12]=y*S,e[13]=(h*f*n-p*u*n+p*i*c-t*f*c-h*i*m+t*u*m)*S,e[14]=(p*s*n-a*f*n-p*i*o+t*f*o+a*i*m-t*s*m)*S,e[15]=(a*u*n-h*s*n+h*i*o-t*u*o-a*i*c+t*s*c)*S,this}scale(e){let t=this.elements,i=e.x,n=e.y,r=e.z;return t[0]*=i,t[4]*=n,t[8]*=r,t[1]*=i,t[5]*=n,t[9]*=r,t[2]*=i,t[6]*=n,t[10]*=r,t[3]*=i,t[7]*=n,t[11]*=r,this}getMaxScaleOnAxis(){let e=this.elements;return Math.sqrt(Math.max(e[0]*e[0]+e[1]*e[1]+e[2]*e[2],e[4]*e[4]+e[5]*e[5]+e[6]*e[6],e[8]*e[8]+e[9]*e[9]+e[10]*e[10]))}makeTranslation(e,t,i){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,i,0,0,0,1),this}makeRotationX(e){let t=Math.cos(e),i=Math.sin(e);return this.set(1,0,0,0,0,t,-i,0,0,i,t,0,0,0,0,1),this}makeRotationY(e){let t=Math.cos(e),i=Math.sin(e);return this.set(t,0,i,0,0,1,0,0,-i,0,t,0,0,0,0,1),this}makeRotationZ(e){let t=Math.cos(e),i=Math.sin(e);return this.set(t,-i,0,0,i,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){let i=Math.cos(t),n=Math.sin(t),r=1-i,a=e.x,s=e.y,o=e.z,l=r*a,h=r*s;return this.set(l*a+i,l*s-n*o,l*o+n*s,0,l*s+n*o,h*s+i,h*o-n*a,0,l*o-n*s,h*o+n*a,r*o*o+i,0,0,0,0,1),this}makeScale(e,t,i){return this.set(e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1),this}makeShear(e,t,i,n,r,a){return this.set(1,i,r,0,e,1,a,0,t,n,1,0,0,0,0,1),this}compose(e,t,i){let n=this.elements,r=t._x,a=t._y,s=t._z,o=t._w,l=r+r,h=a+a,u=s+s,c=r*l,d=r*h,p=r*u,f=a*h,m=a*u,g=s*u,_=o*l,v=o*h,x=o*u,y=i.x,M=i.y,S=i.z;return n[0]=(1-(f+g))*y,n[1]=(d+x)*y,n[2]=(p-v)*y,n[3]=0,n[4]=(d-x)*M,n[5]=(1-(c+g))*M,n[6]=(m+_)*M,n[7]=0,n[8]=(p+v)*S,n[9]=(m-_)*S,n[10]=(1-(c+f))*S,n[11]=0,n[12]=e.x,n[13]=e.y,n[14]=e.z,n[15]=1,this}decompose(e,t,i){let n=this.elements,r=nz.set(n[0],n[1],n[2]).length(),a=nz.set(n[4],n[5],n[6]).length(),s=nz.set(n[8],n[9],n[10]).length();0>this.determinant()&&(r=-r),e.x=n[12],e.y=n[13],e.z=n[14],nG.copy(this);let o=1/r,l=1/a,h=1/s;return nG.elements[0]*=o,nG.elements[1]*=o,nG.elements[2]*=o,nG.elements[4]*=l,nG.elements[5]*=l,nG.elements[6]*=l,nG.elements[8]*=h,nG.elements[9]*=h,nG.elements[10]*=h,t.setFromRotationMatrix(nG),i.x=r,i.y=a,i.z=s,this}makePerspective(e,t,i,n,r,a){let s,o,l=arguments.length>6&&void 0!==arguments[6]?arguments[6]:iE,h=this.elements;if(l===iE)s=-(a+r)/(a-r),o=-2*a*r/(a-r);else if(l===iw)s=-a/(a-r),o=-a*r/(a-r);else throw Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+l);return h[0]=2*r/(t-e),h[4]=0,h[8]=(t+e)/(t-e),h[12]=0,h[1]=0,h[5]=2*r/(i-n),h[9]=(i+n)/(i-n),h[13]=0,h[2]=0,h[6]=0,h[10]=s,h[14]=o,h[3]=0,h[7]=0,h[11]=-1,h[15]=0,this}makeOrthographic(e,t,i,n,r,a){let s,o,l=arguments.length>6&&void 0!==arguments[6]?arguments[6]:iE,h=this.elements,u=1/(t-e),c=1/(i-n),d=1/(a-r);if(l===iE)s=(a+r)*d,o=-2*d;else if(l===iw)s=r*d,o=-1*d;else throw Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+l);return h[0]=2*u,h[4]=0,h[8]=0,h[12]=-((t+e)*u),h[1]=0,h[5]=2*c,h[9]=0,h[13]=-((i+n)*c),h[2]=0,h[6]=0,h[10]=o,h[14]=-s,h[3]=0,h[7]=0,h[11]=0,h[15]=1,this}equals(e){let t=this.elements,i=e.elements;for(let e=0;e<16;e++)if(t[e]!==i[e])return!1;return!0}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;for(let i=0;i<16;i++)this.elements[i]=e[i+t];return this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,i=this.elements;return e[t]=i[0],e[t+1]=i[1],e[t+2]=i[2],e[t+3]=i[3],e[t+4]=i[4],e[t+5]=i[5],e[t+6]=i[6],e[t+7]=i[7],e[t+8]=i[8],e[t+9]=i[9],e[t+10]=i[10],e[t+11]=i[11],e[t+12]=i[12],e[t+13]=i[13],e[t+14]=i[14],e[t+15]=i[15],e}constructor(e,t,i,n,r,a,s,o,l,h,u,c,d,p,f,m){nB.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==e&&this.set(e,t,i,n,r,a,s,o,l,h,u,c,d,p,f,m)}}let nz=new nl,nG=new nB,nH=new nl(0,0,0),nk=new nl(1,1,1),nV=new nl,nW=new nl,nX=new nl,nj=new nB,nq=new no;class nY{get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,i){let n=arguments.length>3&&void 0!==arguments[3]?arguments[3]:this._order;return this._x=e,this._y=t,this._z=i,this._order=n,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this._order,i=!(arguments.length>2)||void 0===arguments[2]||arguments[2],n=e.elements,r=n[0],a=n[4],s=n[8],o=n[1],l=n[5],h=n[9],u=n[2],c=n[6],d=n[10];switch(t){case"XYZ":this._y=Math.asin(iU(s,-1,1)),.9999999>Math.abs(s)?(this._x=Math.atan2(-h,d),this._z=Math.atan2(-a,r)):(this._x=Math.atan2(c,l),this._z=0);break;case"YXZ":this._x=Math.asin(-iU(h,-1,1)),.9999999>Math.abs(h)?(this._y=Math.atan2(s,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-u,r),this._z=0);break;case"ZXY":this._x=Math.asin(iU(c,-1,1)),.9999999>Math.abs(c)?(this._y=Math.atan2(-u,d),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-iU(u,-1,1)),.9999999>Math.abs(u)?(this._x=Math.atan2(c,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-a,l));break;case"YZX":this._z=Math.asin(iU(o,-1,1)),.9999999>Math.abs(o)?(this._x=Math.atan2(-h,l),this._y=Math.atan2(-u,r)):(this._x=0,this._y=Math.atan2(s,d));break;case"XZY":this._z=Math.asin(-iU(a,-1,1)),.9999999>Math.abs(a)?(this._x=Math.atan2(c,l),this._y=Math.atan2(s,r)):(this._x=Math.atan2(-h,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!0===i&&this._onChangeCallback(),this}setFromQuaternion(e,t,i){return nj.makeRotationFromQuaternion(e),this.setFromRotationMatrix(nj,t,i)}setFromVector3(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this._order;return this.set(e.x,e.y,e.z,t)}reorder(e){return nq.setFromEuler(this),this.setFromQuaternion(nq,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}constructor(e=0,t=0,i=0,n=nY.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=i,this._order=n}}nY.DEFAULT_ORDER="XYZ";class nZ{set(e){this.mask=(1<<e|0)>>>0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return(this.mask&e.mask)!=0}isEnabled(e){return(this.mask&(1<<e|0))!=0}constructor(){this.mask=1}}let nJ=0,nK=new nl,nQ=new no,n$=new nB,n0=new nl,n1=new nl,n2=new nl,n3=new no,n4=new nl(1,0,0),n5=new nl(0,1,0),n6=new nl(0,0,1),n8={type:"added"},n7={type:"removed"},n9={type:"childadded",child:null},re={type:"childremoved",child:null};class rt extends iA{onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return nQ.setFromAxisAngle(e,t),this.quaternion.multiply(nQ),this}rotateOnWorldAxis(e,t){return nQ.setFromAxisAngle(e,t),this.quaternion.premultiply(nQ),this}rotateX(e){return this.rotateOnAxis(n4,e)}rotateY(e){return this.rotateOnAxis(n5,e)}rotateZ(e){return this.rotateOnAxis(n6,e)}translateOnAxis(e,t){return nK.copy(e).applyQuaternion(this.quaternion),this.position.add(nK.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(n4,e)}translateY(e){return this.translateOnAxis(n5,e)}translateZ(e){return this.translateOnAxis(n6,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(n$.copy(this.matrixWorld).invert())}lookAt(e,t,i){e.isVector3?n0.copy(e):n0.set(e,t,i);let n=this.parent;this.updateWorldMatrix(!0,!1),n1.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?n$.lookAt(n1,n0,this.up):n$.lookAt(n0,n1,this.up),this.quaternion.setFromRotationMatrix(n$),n&&(n$.extractRotation(n.matrixWorld),nQ.setFromRotationMatrix(n$),this.quaternion.premultiply(nQ.invert()))}add(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return e===this?console.error("THREE.Object3D.add: object can't be added as a child of itself.",e):e&&e.isObject3D?(null!==e.parent&&e.parent.remove(e),e.parent=this,this.children.push(e),e.dispatchEvent(n8),n9.child=e,this.dispatchEvent(n9),n9.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this}remove(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}let t=this.children.indexOf(e);return -1!==t&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(n7),re.child=e,this.dispatchEvent(re),re.child=null),this}removeFromParent(){let e=this.parent;return null!==e&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),n$.copy(this.matrixWorld).invert(),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),n$.multiply(e.parent.matrixWorld)),e.applyMatrix4(n$),this.add(e),e.updateWorldMatrix(!1,!0),this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let i=0,n=this.children.length;i<n;i++){let n=this.children[i].getObjectByProperty(e,t);if(void 0!==n)return n}}getObjectsByProperty(e,t){let i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];this[e]===t&&i.push(this);let n=this.children;for(let r=0,a=n.length;r<a;r++)n[r].getObjectsByProperty(e,t,i);return i}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(n1,e,n2),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(n1,n3,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);let t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);let t=this.children;for(let i=0,n=t.length;i<n;i++)t[i].traverse(e)}traverseVisible(e){if(!1===this.visible)return;e(this);let t=this.children;for(let i=0,n=t.length;i<n;i++)t[i].traverseVisible(e)}traverseAncestors(e){let t=this.parent;null!==t&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);let t=this.children;for(let i=0,n=t.length;i<n;i++){let n=t[i];(!0===n.matrixWorldAutoUpdate||!0===e)&&n.updateMatrixWorld(e)}}updateWorldMatrix(e,t){let i=this.parent;if(!0===e&&null!==i&&!0===i.matrixWorldAutoUpdate&&i.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===t){let e=this.children;for(let t=0,i=e.length;t<i;t++){let i=e[t];!0===i.matrixWorldAutoUpdate&&i.updateWorldMatrix(!1,!0)}}}toJSON(e){let t=void 0===e||"string"==typeof e,i={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},i.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});let n={};function r(t,i){return void 0===t[i.uuid]&&(t[i.uuid]=i.toJSON(e)),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(e=>({boxInitialized:e.boxInitialized,boxMin:e.box.min.toArray(),boxMax:e.box.max.toArray(),sphereInitialized:e.sphereInitialized,sphereRadius:e.sphere.radius,sphereCenter:e.sphere.center.toArray()})),n.maxGeometryCount=this._maxGeometryCount,n.maxVertexCount=this._maxVertexCount,n.maxIndexCount=this._maxIndexCount,n.geometryInitialized=this._geometryInitialized,n.geometryCount=this._geometryCount,n.matricesTexture=this._matricesTexture.toJSON(e),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(e).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(n.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){n.geometry=r(e.geometries,this.geometry);let t=this.geometry.parameters;if(void 0!==t&&void 0!==t.shapes){let i=t.shapes;if(Array.isArray(i))for(let t=0,n=i.length;t<n;t++){let n=i[t];r(e.shapes,n)}else r(e.shapes,i)}}if(this.isSkinnedMesh&&(n.bindMode=this.bindMode,n.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(r(e.skeletons,this.skeleton),n.skeleton=this.skeleton.uuid)),void 0!==this.material){if(Array.isArray(this.material)){let t=[];for(let i=0,n=this.material.length;i<n;i++)t.push(r(e.materials,this.material[i]));n.material=t}else n.material=r(e.materials,this.material)}if(this.children.length>0){n.children=[];for(let t=0;t<this.children.length;t++)n.children.push(this.children[t].toJSON(e).object)}if(this.animations.length>0){n.animations=[];for(let t=0;t<this.animations.length;t++){let i=this.animations[t];n.animations.push(r(e.animations,i))}}if(t){let t=a(e.geometries),n=a(e.materials),r=a(e.textures),s=a(e.images),o=a(e.shapes),l=a(e.skeletons),h=a(e.animations),u=a(e.nodes);t.length>0&&(i.geometries=t),n.length>0&&(i.materials=n),r.length>0&&(i.textures=r),s.length>0&&(i.images=s),o.length>0&&(i.shapes=o),l.length>0&&(i.skeletons=l),h.length>0&&(i.animations=h),u.length>0&&(i.nodes=u)}return i.object=n,i;function a(e){let t=[];for(let i in e){let n=e[i];delete n.metadata,t.push(n)}return t}}clone(e){return new this.constructor().copy(this,e)}copy(e){let t=!(arguments.length>1)||void 0===arguments[1]||arguments[1];if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(let t=0;t<e.children.length;t++){let i=e.children[t];this.add(i.clone())}return this}constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:nJ++}),this.uuid=iI(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=rt.DEFAULT_UP.clone();let e=new nl,t=new nY,i=new no,n=new nl(1,1,1);t._onChange(function(){i.setFromEuler(t,!1)}),i._onChange(function(){t.setFromQuaternion(i,void 0,!1)}),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:i},scale:{configurable:!0,enumerable:!0,value:n},modelViewMatrix:{value:new nB},normalMatrix:{value:new ik}}),this.matrix=new nB,this.matrixWorld=new nB,this.matrixAutoUpdate=rt.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=rt.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new nZ,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}}rt.DEFAULT_UP=new nl(0,1,0),rt.DEFAULT_MATRIX_AUTO_UPDATE=!0,rt.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;let ri=new nl,rn=new nl,rr=new nl,ra=new nl,rs=new nl,ro=new nl,rl=new nl,rh=new nl,ru=new nl,rc=new nl;class rd{static getNormal(e,t,i,n){n.subVectors(i,t),ri.subVectors(e,t),n.cross(ri);let r=n.lengthSq();return r>0?n.multiplyScalar(1/Math.sqrt(r)):n.set(0,0,0)}static getBarycoord(e,t,i,n,r){ri.subVectors(n,t),rn.subVectors(i,t),rr.subVectors(e,t);let a=ri.dot(ri),s=ri.dot(rn),o=ri.dot(rr),l=rn.dot(rn),h=rn.dot(rr),u=a*l-s*s;if(0===u)return r.set(0,0,0),null;let c=1/u,d=(l*o-s*h)*c,p=(a*h-s*o)*c;return r.set(1-d-p,p,d)}static containsPoint(e,t,i,n){return null!==this.getBarycoord(e,t,i,n,ra)&&ra.x>=0&&ra.y>=0&&ra.x+ra.y<=1}static getInterpolation(e,t,i,n,r,a,s,o){return null===this.getBarycoord(e,t,i,n,ra)?(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,ra.x),o.addScaledVector(a,ra.y),o.addScaledVector(s,ra.z),o)}static isFrontFacing(e,t,i,n){return ri.subVectors(i,t),rn.subVectors(e,t),0>ri.cross(rn).dot(n)}set(e,t,i){return this.a.copy(e),this.b.copy(t),this.c.copy(i),this}setFromPointsAndIndices(e,t,i,n){return this.a.copy(e[t]),this.b.copy(e[i]),this.c.copy(e[n]),this}setFromAttributeAndIndices(e,t,i,n){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,i),this.c.fromBufferAttribute(e,n),this}clone(){return new this.constructor().copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return ri.subVectors(this.c,this.b),rn.subVectors(this.a,this.b),.5*ri.cross(rn).length()}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return rd.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return rd.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,i,n,r){return rd.getInterpolation(e,this.a,this.b,this.c,t,i,n,r)}containsPoint(e){return rd.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return rd.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){let i,n;let r=this.a,a=this.b,s=this.c;rs.subVectors(a,r),ro.subVectors(s,r),rh.subVectors(e,r);let o=rs.dot(rh),l=ro.dot(rh);if(o<=0&&l<=0)return t.copy(r);ru.subVectors(e,a);let h=rs.dot(ru),u=ro.dot(ru);if(h>=0&&u<=h)return t.copy(a);let c=o*u-h*l;if(c<=0&&o>=0&&h<=0)return i=o/(o-h),t.copy(r).addScaledVector(rs,i);rc.subVectors(e,s);let d=rs.dot(rc),p=ro.dot(rc);if(p>=0&&d<=p)return t.copy(s);let f=d*l-o*p;if(f<=0&&l>=0&&p<=0)return n=l/(l-p),t.copy(r).addScaledVector(ro,n);let m=h*p-d*u;if(m<=0&&u-h>=0&&d-p>=0)return rl.subVectors(s,a),n=(u-h)/(u-h+(d-p)),t.copy(a).addScaledVector(rl,n);let g=1/(m+f+c);return i=f*g,n=c*g,t.copy(r).addScaledVector(rs,i).addScaledVector(ro,n)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}constructor(e=new nl,t=new nl,i=new nl){this.a=e,this.b=t,this.c=i}}let rp={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},rf={h:0,s:0,l:0},rm={h:0,s:0,l:0};function rg(e,t,i){return(i<0&&(i+=1),i>1&&(i-=1),i<1/6)?e+(t-e)*6*i:i<.5?t:i<2/3?e+(t-e)*6*(2/3-i):e}class r_{set(e,t,i){return void 0===t&&void 0===i?e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e):this.setRGB(e,t,i),this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:tV;return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,i1.toWorkingColorSpace(this,t),this}setRGB(e,t,i){let n=arguments.length>3&&void 0!==arguments[3]?arguments[3]:i1.workingColorSpace;return this.r=e,this.g=t,this.b=i,i1.toWorkingColorSpace(this,n),this}setHSL(e,t,i){let n=arguments.length>3&&void 0!==arguments[3]?arguments[3]:i1.workingColorSpace;if(e=iN(e,1),t=iU(t,0,1),i=iU(i,0,1),0===t)this.r=this.g=this.b=i;else{let n=i<=.5?i*(1+t):i+t-i*t,r=2*i-n;this.r=rg(r,n,e+1/3),this.g=rg(r,n,e),this.b=rg(r,n,e-1/3)}return i1.toWorkingColorSpace(this,n),this}setStyle(e){let t,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:tV;function n(t){void 0!==t&&1>parseFloat(t)&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}if(t=/^(\w+)\(([^\)]*)\)/.exec(e)){let r;let a=t[1],s=t[2];switch(a){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,i);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(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,i);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,i);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(t=/^\#([A-Fa-f\d]+)$/.exec(e)){let n=t[1],r=n.length;if(3===r)return this.setRGB(parseInt(n.charAt(0),16)/15,parseInt(n.charAt(1),16)/15,parseInt(n.charAt(2),16)/15,i);if(6===r)return this.setHex(parseInt(n,16),i);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,i);return this}setColorName(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:tV,i=rp[e.toLowerCase()];return void 0!==i?this.setHex(i,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=i2(e.r),this.g=i2(e.g),this.b=i2(e.b),this}copyLinearToSRGB(e){return this.r=i3(e.r),this.g=i3(e.g),this.b=i3(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:tV;return i1.fromWorkingColorSpace(rv.copy(this),e),65536*Math.round(iU(255*rv.r,0,255))+256*Math.round(iU(255*rv.g,0,255))+Math.round(iU(255*rv.b,0,255))}getHexString(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:tV;return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e){let t,i,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:i1.workingColorSpace;i1.fromWorkingColorSpace(rv.copy(this),n);let r=rv.r,a=rv.g,s=rv.b,o=Math.max(r,a,s),l=Math.min(r,a,s),h=(l+o)/2;if(l===o)t=0,i=0;else{let e=o-l;switch(i=h<=.5?e/(o+l):e/(2-o-l),o){case r:t=(a-s)/e+(a<s?6:0);break;case a:t=(s-r)/e+2;break;case s:t=(r-a)/e+4}t/=6}return e.h=t,e.s=i,e.l=h,e}getRGB(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:i1.workingColorSpace;return i1.fromWorkingColorSpace(rv.copy(this),t),e.r=rv.r,e.g=rv.g,e.b=rv.b,e}getStyle(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:tV;i1.fromWorkingColorSpace(rv.copy(this),e);let t=rv.r,i=rv.g,n=rv.b;return e!==tV?"color(".concat(e," ").concat(t.toFixed(3)," ").concat(i.toFixed(3)," ").concat(n.toFixed(3),")"):"rgb(".concat(Math.round(255*t),",").concat(Math.round(255*i),",").concat(Math.round(255*n),")")}offsetHSL(e,t,i){return this.getHSL(rf),this.setHSL(rf.h+e,rf.s+t,rf.l+i)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,i){return this.r=e.r+(t.r-e.r)*i,this.g=e.g+(t.g-e.g)*i,this.b=e.b+(t.b-e.b)*i,this}lerpHSL(e,t){this.getHSL(rf),e.getHSL(rm);let i=iD(rf.h,rm.h,t),n=iD(rf.s,rm.s,t),r=iD(rf.l,rm.l,t);return this.setHSL(i,n,r),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){let t=this.r,i=this.g,n=this.b,r=e.elements;return this.r=r[0]*t+r[3]*i+r[6]*n,this.g=r[1]*t+r[4]*i+r[7]*n,this.b=r[2]*t+r[5]*i+r[8]*n,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}constructor(e,t,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,i)}}let rv=new r_;r_.NAMES=rp;let rx=0;class ry extends iA{get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(void 0!==e)for(let t in e){let i=e[t];if(void 0===i){console.warn("THREE.Material: parameter '".concat(t,"' has value of undefined."));continue}let n=this[t];if(void 0===n){console.warn("THREE.Material: '".concat(t,"' is not a property of THREE.").concat(this.type,"."));continue}n&&n.isColor?n.set(i):n&&n.isVector3&&i&&i.isVector3?n.copy(i):this[t]=i}}toJSON(e){let t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{}});let i={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};function n(e){let t=[];for(let i in e){let n=e[i];delete n.metadata,t.push(n)}return t}if(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(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).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(e).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(e).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(e).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(e).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(e).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(e).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(e).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(e).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(e).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(e).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),this.blending!==b&&(i.blending=this.blending),this.side!==x&&(i.side=this.side),!0===this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=!0),this.blendSrc!==F&&(i.blendSrc=this.blendSrc),this.blendDst!==B&&(i.blendDst=this.blendDst),this.blendEquation!==R&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(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),this.depthFunc!==K&&(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),this.stencilFunc!==ii&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==tQ&&(i.stencilFail=this.stencilFail),this.stencilZFail!==tQ&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==tQ&&(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),t){let t=n(e.textures),r=n(e.images);t.length>0&&(i.textures=t),r.length>0&&(i.images=r)}return i}clone(){return new this.constructor().copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;let t=e.clippingPlanes,i=null;if(null!==t){let e=t.length;i=Array(e);for(let n=0;n!==e;++n)i[n]=t[n].clone()}return this.clippingPlanes=i,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){!0===e&&this.version++}constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:rx++}),this.uuid=iI(),this.name="",this.type="Material",this.blending=b,this.side=x,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=F,this.blendDst=B,this.blendEquation=R,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new r_(0,0,0),this.blendAlpha=0,this.depthFunc=K,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=ii,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=tQ,this.stencilZFail=tQ,this.stencilZPass=tQ,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}}class rM extends ry{copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new r_(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 nY,this.combine=ei,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}}let rS=function(){let e=new ArrayBuffer(4),t=new Float32Array(e),i=new Uint32Array(e),n=new Uint32Array(512),r=new Uint32Array(512);for(let e=0;e<256;++e){let t=e-127;t<-27?(n[e]=0,n[256|e]=32768,r[e]=24,r[256|e]=24):t<-14?(n[e]=1024>>-t-14,n[256|e]=1024>>-t-14|32768,r[e]=-t-1,r[256|e]=-t-1):t<=15?(n[e]=t+15<<10,n[256|e]=t+15<<10|32768,r[e]=13,r[256|e]=13):t<128?(n[e]=31744,n[256|e]=64512,r[e]=24,r[256|e]=24):(n[e]=31744,n[256|e]=64512,r[e]=13,r[256|e]=13)}let a=new Uint32Array(2048),s=new Uint32Array(64),o=new Uint32Array(64);for(let e=1;e<1024;++e){let t=e<<13,i=0;for(;(8388608&t)==0;)t<<=1,i-=8388608;t&=-8388609,i+=947912704,a[e]=t|i}for(let e=1024;e<2048;++e)a[e]=939524096+(e-1024<<13);for(let e=1;e<31;++e)s[e]=e<<23;s[31]=1199570944,s[32]=2147483648;for(let e=33;e<63;++e)s[e]=2147483648+(e-32<<23);s[63]=3347054592;for(let e=1;e<64;++e)32!==e&&(o[e]=1024);return{floatView:t,uint32View:i,baseTable:n,shiftTable:r,mantissaTable:a,exponentTable:s,offsetTable:o}}();function rb(e){Math.abs(e)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),e=iU(e,-65504,65504),rS.floatView[0]=e;let t=rS.uint32View[0],i=t>>23&511;return rS.baseTable[i]+((8388607&t)>>rS.shiftTable[i])}function rT(e){let t=e>>10;return rS.uint32View[0]=rS.mantissaTable[rS.offsetTable[t]+(1023&e)]+rS.exponentTable[t],rS.floatView[0]}let rE={toHalfFloat:rb,fromHalfFloat:rT},rw=new nl,rA=new iH;class rR{onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}get updateRange(){return iJ("THREE.BufferAttribute: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,i){e*=this.itemSize,i*=t.itemSize;for(let n=0,r=this.itemSize;n<r;n++)this.array[e+n]=t.array[i+n];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(2===this.itemSize)for(let t=0,i=this.count;t<i;t++)rA.fromBufferAttribute(this,t),rA.applyMatrix3(e),this.setXY(t,rA.x,rA.y);else if(3===this.itemSize)for(let t=0,i=this.count;t<i;t++)rw.fromBufferAttribute(this,t),rw.applyMatrix3(e),this.setXYZ(t,rw.x,rw.y,rw.z);return this}applyMatrix4(e){for(let t=0,i=this.count;t<i;t++)rw.fromBufferAttribute(this,t),rw.applyMatrix4(e),this.setXYZ(t,rw.x,rw.y,rw.z);return this}applyNormalMatrix(e){for(let t=0,i=this.count;t<i;t++)rw.fromBufferAttribute(this,t),rw.applyNormalMatrix(e),this.setXYZ(t,rw.x,rw.y,rw.z);return this}transformDirection(e){for(let t=0,i=this.count;t<i;t++)rw.fromBufferAttribute(this,t),rw.transformDirection(e),this.setXYZ(t,rw.x,rw.y,rw.z);return this}set(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.array.set(e,t),this}getComponent(e,t){let i=this.array[e*this.itemSize+t];return this.normalized&&(i=iB(i,this.array)),i}setComponent(e,t,i){return this.normalized&&(i=iz(i,this.array)),this.array[e*this.itemSize+t]=i,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=iB(t,this.array)),t}setX(e,t){return this.normalized&&(t=iz(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=iB(t,this.array)),t}setY(e,t){return this.normalized&&(t=iz(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=iB(t,this.array)),t}setZ(e,t){return this.normalized&&(t=iz(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=iB(t,this.array)),t}setW(e,t){return this.normalized&&(t=iz(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,i){return e*=this.itemSize,this.normalized&&(t=iz(t,this.array),i=iz(i,this.array)),this.array[e+0]=t,this.array[e+1]=i,this}setXYZ(e,t,i,n){return e*=this.itemSize,this.normalized&&(t=iz(t,this.array),i=iz(i,this.array),n=iz(n,this.array)),this.array[e+0]=t,this.array[e+1]=i,this.array[e+2]=n,this}setXYZW(e,t,i,n,r){return e*=this.itemSize,this.normalized&&(t=iz(t,this.array),i=iz(i,this.array),n=iz(n,this.array),r=iz(r,this.array)),this.array[e+0]=t,this.array[e+1]=i,this.array[e+2]=n,this.array[e+3]=r,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){let e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(e.name=this.name),this.usage!==id&&(e.usage=this.usage),e}constructor(e,t,i=!1){if(Array.isArray(e))throw TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=i,this.usage=id,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.gpuType=eG,this.version=0}}class rC extends rR{constructor(e,t,i){super(new Int8Array(e),t,i)}}class rL extends rR{constructor(e,t,i){super(new Uint8Array(e),t,i)}}class rP extends rR{constructor(e,t,i){super(new Uint8ClampedArray(e),t,i)}}class rI extends rR{constructor(e,t,i){super(new Int16Array(e),t,i)}}class rU extends rR{constructor(e,t,i){super(new Uint16Array(e),t,i)}}class rN extends rR{constructor(e,t,i){super(new Int32Array(e),t,i)}}class rD extends rR{constructor(e,t,i){super(new Uint32Array(e),t,i)}}class rO extends rR{getX(e){let t=rT(this.array[e*this.itemSize]);return this.normalized&&(t=iB(t,this.array)),t}setX(e,t){return this.normalized&&(t=iz(t,this.array)),this.array[e*this.itemSize]=rb(t),this}getY(e){let t=rT(this.array[e*this.itemSize+1]);return this.normalized&&(t=iB(t,this.array)),t}setY(e,t){return this.normalized&&(t=iz(t,this.array)),this.array[e*this.itemSize+1]=rb(t),this}getZ(e){let t=rT(this.array[e*this.itemSize+2]);return this.normalized&&(t=iB(t,this.array)),t}setZ(e,t){return this.normalized&&(t=iz(t,this.array)),this.array[e*this.itemSize+2]=rb(t),this}getW(e){let t=rT(this.array[e*this.itemSize+3]);return this.normalized&&(t=iB(t,this.array)),t}setW(e,t){return this.normalized&&(t=iz(t,this.array)),this.array[e*this.itemSize+3]=rb(t),this}setXY(e,t,i){return e*=this.itemSize,this.normalized&&(t=iz(t,this.array),i=iz(i,this.array)),this.array[e+0]=rb(t),this.array[e+1]=rb(i),this}setXYZ(e,t,i,n){return e*=this.itemSize,this.normalized&&(t=iz(t,this.array),i=iz(i,this.array),n=iz(n,this.array)),this.array[e+0]=rb(t),this.array[e+1]=rb(i),this.array[e+2]=rb(n),this}setXYZW(e,t,i,n,r){return e*=this.itemSize,this.normalized&&(t=iz(t,this.array),i=iz(i,this.array),n=iz(n,this.array),r=iz(r,this.array)),this.array[e+0]=rb(t),this.array[e+1]=rb(i),this.array[e+2]=rb(n),this.array[e+3]=rb(r),this}constructor(e,t,i){super(new Uint16Array(e),t,i),this.isFloat16BufferAttribute=!0}}class rF extends rR{constructor(e,t,i){super(new Float32Array(e),t,i)}}let rB=0,rz=new nB,rG=new rt,rH=new nl,rk=new nc,rV=new nc,rW=new nl;class rX extends iA{getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(iW(e)?rD:rU)(e,1):this.index=e,this}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return void 0!==this.attributes[e]}addGroup(e,t){let i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;this.groups.push({start:e,count:t,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){let t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);let i=this.attributes.normal;if(void 0!==i){let t=new ik().getNormalMatrix(e);i.applyNormalMatrix(t),i.needsUpdate=!0}let n=this.attributes.tangent;return void 0!==n&&(n.transformDirection(e),n.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(e){return rz.makeRotationFromQuaternion(e),this.applyMatrix4(rz),this}rotateX(e){return rz.makeRotationX(e),this.applyMatrix4(rz),this}rotateY(e){return rz.makeRotationY(e),this.applyMatrix4(rz),this}rotateZ(e){return rz.makeRotationZ(e),this.applyMatrix4(rz),this}translate(e,t,i){return rz.makeTranslation(e,t,i),this.applyMatrix4(rz),this}scale(e,t,i){return rz.makeScale(e,t,i),this.applyMatrix4(rz),this}lookAt(e){return rG.lookAt(e),rG.updateMatrix(),this.applyMatrix4(rG.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(rH).negate(),this.translate(rH.x,rH.y,rH.z),this}setFromPoints(e){let t=[];for(let i=0,n=e.length;i<n;i++){let n=e[i];t.push(n.x,n.y,n.z||0)}return this.setAttribute("position",new rF(t,3)),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new nc);let e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new nl(-1/0,-1/0,-1/0),new nl(Infinity,Infinity,Infinity));return}if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(let e=0,i=t.length;e<i;e++){let i=t[e];rk.setFromBufferAttribute(i),this.morphTargetsRelative?(rW.addVectors(this.boundingBox.min,rk.min),this.boundingBox.expandByPoint(rW),rW.addVectors(this.boundingBox.max,rk.max),this.boundingBox.expandByPoint(rW)):(this.boundingBox.expandByPoint(rk.min),this.boundingBox.expandByPoint(rk.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 nC);let e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new nl,1/0);return}if(e){let i=this.boundingSphere.center;if(rk.setFromBufferAttribute(e),t)for(let e=0,i=t.length;e<i;e++){let i=t[e];rV.setFromBufferAttribute(i),this.morphTargetsRelative?(rW.addVectors(rk.min,rV.min),rk.expandByPoint(rW),rW.addVectors(rk.max,rV.max),rk.expandByPoint(rW)):(rk.expandByPoint(rV.min),rk.expandByPoint(rV.max))}rk.getCenter(i);let n=0;for(let t=0,r=e.count;t<r;t++)rW.fromBufferAttribute(e,t),n=Math.max(n,i.distanceToSquared(rW));if(t)for(let r=0,a=t.length;r<a;r++){let a=t[r],s=this.morphTargetsRelative;for(let t=0,r=a.count;t<r;t++)rW.fromBufferAttribute(a,t),s&&(rH.fromBufferAttribute(e,t),rW.add(rH)),n=Math.max(n,i.distanceToSquared(rW))}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(){let e=this.index,t=this.attributes;if(null===e||void 0===t.position||void 0===t.normal||void 0===t.uv){console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}let i=t.position,n=t.normal,r=t.uv;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new rR(new Float32Array(4*i.count),4));let a=this.getAttribute("tangent"),s=[],o=[];for(let e=0;e<i.count;e++)s[e]=new nl,o[e]=new nl;let l=new nl,h=new nl,u=new nl,c=new iH,d=new iH,p=new iH,f=new nl,m=new nl,g=this.groups;0===g.length&&(g=[{start:0,count:e.count}]);for(let t=0,n=g.length;t<n;++t){let n=g[t],a=n.start,_=n.count;for(let t=a,n=a+_;t<n;t+=3)!function(e,t,n){l.fromBufferAttribute(i,e),h.fromBufferAttribute(i,t),u.fromBufferAttribute(i,n),c.fromBufferAttribute(r,e),d.fromBufferAttribute(r,t),p.fromBufferAttribute(r,n),h.sub(l),u.sub(l),d.sub(c),p.sub(c);let a=1/(d.x*p.y-p.x*d.y);isFinite(a)&&(f.copy(h).multiplyScalar(p.y).addScaledVector(u,-d.y).multiplyScalar(a),m.copy(u).multiplyScalar(d.x).addScaledVector(h,-p.x).multiplyScalar(a),s[e].add(f),s[t].add(f),s[n].add(f),o[e].add(m),o[t].add(m),o[n].add(m))}(e.getX(t+0),e.getX(t+1),e.getX(t+2))}let _=new nl,v=new nl,x=new nl,y=new nl;function M(e){x.fromBufferAttribute(n,e),y.copy(x);let t=s[e];_.copy(t),_.sub(x.multiplyScalar(x.dot(t))).normalize(),v.crossVectors(y,t);let i=v.dot(o[e]);a.setXYZW(e,_.x,_.y,_.z,i<0?-1:1)}for(let t=0,i=g.length;t<i;++t){let i=g[t],n=i.start,r=i.count;for(let t=n,i=n+r;t<i;t+=3)M(e.getX(t+0)),M(e.getX(t+1)),M(e.getX(t+2))}}computeVertexNormals(){let e=this.index,t=this.getAttribute("position");if(void 0!==t){let i=this.getAttribute("normal");if(void 0===i)i=new rR(new Float32Array(3*t.count),3),this.setAttribute("normal",i);else for(let e=0,t=i.count;e<t;e++)i.setXYZ(e,0,0,0);let n=new nl,r=new nl,a=new nl,s=new nl,o=new nl,l=new nl,h=new nl,u=new nl;if(e)for(let c=0,d=e.count;c<d;c+=3){let d=e.getX(c+0),p=e.getX(c+1),f=e.getX(c+2);n.fromBufferAttribute(t,d),r.fromBufferAttribute(t,p),a.fromBufferAttribute(t,f),h.subVectors(a,r),u.subVectors(n,r),h.cross(u),s.fromBufferAttribute(i,d),o.fromBufferAttribute(i,p),l.fromBufferAttribute(i,f),s.add(h),o.add(h),l.add(h),i.setXYZ(d,s.x,s.y,s.z),i.setXYZ(p,o.x,o.y,o.z),i.setXYZ(f,l.x,l.y,l.z)}else for(let e=0,s=t.count;e<s;e+=3)n.fromBufferAttribute(t,e+0),r.fromBufferAttribute(t,e+1),a.fromBufferAttribute(t,e+2),h.subVectors(a,r),u.subVectors(n,r),h.cross(u),i.setXYZ(e+0,h.x,h.y,h.z),i.setXYZ(e+1,h.x,h.y,h.z),i.setXYZ(e+2,h.x,h.y,h.z);this.normalizeNormals(),i.needsUpdate=!0}}normalizeNormals(){let e=this.attributes.normal;for(let t=0,i=e.count;t<i;t++)rW.fromBufferAttribute(e,t),rW.normalize(),e.setXYZ(t,rW.x,rW.y,rW.z)}toNonIndexed(){function e(e,t){let i=e.array,n=e.itemSize,r=e.normalized,a=new i.constructor(t.length*n),s=0,o=0;for(let r=0,l=t.length;r<l;r++){s=e.isInterleavedBufferAttribute?t[r]*e.data.stride+e.offset:t[r]*n;for(let e=0;e<n;e++)a[o++]=i[s++]}return new rR(a,n,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;let t=new rX,i=this.index.array,n=this.attributes;for(let r in n){let a=e(n[r],i);t.setAttribute(r,a)}let r=this.morphAttributes;for(let n in r){let a=[],s=r[n];for(let t=0,n=s.length;t<n;t++){let n=e(s[t],i);a.push(n)}t.morphAttributes[n]=a}t.morphTargetsRelative=this.morphTargetsRelative;let a=this.groups;for(let e=0,i=a.length;e<i;e++){let i=a[e];t.addGroup(i.start,i.count,i.materialIndex)}return t}toJSON(){let e={metadata:{version:4.6,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),void 0!==this.parameters){let t=this.parameters;for(let i in t)void 0!==t[i]&&(e[i]=t[i]);return e}e.data={attributes:{}};let t=this.index;null!==t&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});let i=this.attributes;for(let t in i){let n=i[t];e.data.attributes[t]=n.toJSON(e.data)}let n={},r=!1;for(let t in this.morphAttributes){let i=this.morphAttributes[t],a=[];for(let t=0,n=i.length;t<n;t++){let n=i[t];a.push(n.toJSON(e.data))}a.length>0&&(n[t]=a,r=!0)}r&&(e.data.morphAttributes=n,e.data.morphTargetsRelative=this.morphTargetsRelative);let a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));let s=this.boundingSphere;return null!==s&&(e.data.boundingSphere={center:s.center.toArray(),radius:s.radius}),e}clone(){return new this.constructor().copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;let t={};this.name=e.name;let i=e.index;null!==i&&this.setIndex(i.clone(t));let n=e.attributes;for(let e in n){let i=n[e];this.setAttribute(e,i.clone(t))}let r=e.morphAttributes;for(let e in r){let i=[],n=r[e];for(let e=0,r=n.length;e<r;e++)i.push(n[e].clone(t));this.morphAttributes[e]=i}this.morphTargetsRelative=e.morphTargetsRelative;let a=e.groups;for(let e=0,t=a.length;e<t;e++){let t=a[e];this.addGroup(t.start,t.count,t.materialIndex)}let s=e.boundingBox;null!==s&&(this.boundingBox=s.clone());let o=e.boundingSphere;return null!==o&&(this.boundingSphere=o.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:rB++}),this.uuid=iI(),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={}}}let rj=new nB,rq=new nF,rY=new nC,rZ=new nl,rJ=new nl,rK=new nl,rQ=new nl,r$=new nl,r0=new nl,r1=new iH,r2=new iH,r3=new iH,r4=new nl,r5=new nl,r6=new nl,r8=new nl,r7=new nl;class r9 extends rt{copy(e,t){return super.copy(e,t),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){let e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){let i=e[t[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=i.length;e<t;e++){let t=i[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}getVertexPosition(e,t){let i=this.geometry,n=i.attributes.position,r=i.morphAttributes.position,a=i.morphTargetsRelative;t.fromBufferAttribute(n,e);let s=this.morphTargetInfluences;if(r&&s){r0.set(0,0,0);for(let i=0,n=r.length;i<n;i++){let n=s[i],o=r[i];0!==n&&(r$.fromBufferAttribute(o,e),a?r0.addScaledVector(r$,n):r0.addScaledVector(r$.sub(t),n))}t.add(r0)}return t}raycast(e,t){let i=this.geometry,n=this.material,r=this.matrixWorld;if(void 0!==n){if(null===i.boundingSphere&&i.computeBoundingSphere(),rY.copy(i.boundingSphere),rY.applyMatrix4(r),rq.copy(e.ray).recast(e.near),!1===rY.containsPoint(rq.origin)&&(null===rq.intersectSphere(rY,rZ)||rq.origin.distanceToSquared(rZ)>(e.far-e.near)**2)||(rj.copy(r).invert(),rq.copy(e.ray).applyMatrix4(rj),null!==i.boundingBox&&!1===rq.intersectsBox(i.boundingBox)))return;this._computeIntersections(e,t,rq)}}_computeIntersections(e,t,i){let n;let r=this.geometry,a=this.material,s=r.index,o=r.attributes.position,l=r.attributes.uv,h=r.attributes.uv1,u=r.attributes.normal,c=r.groups,d=r.drawRange;if(null!==s){if(Array.isArray(a))for(let r=0,o=c.length;r<o;r++){let o=c[r],p=a[o.materialIndex],f=Math.max(o.start,d.start),m=Math.min(s.count,Math.min(o.start+o.count,d.start+d.count));for(let r=f;r<m;r+=3)(n=ae(this,p,e,i,l,h,u,s.getX(r),s.getX(r+1),s.getX(r+2)))&&(n.faceIndex=Math.floor(r/3),n.face.materialIndex=o.materialIndex,t.push(n))}else{let r=Math.max(0,d.start),o=Math.min(s.count,d.start+d.count);for(let c=r;c<o;c+=3)(n=ae(this,a,e,i,l,h,u,s.getX(c),s.getX(c+1),s.getX(c+2)))&&(n.faceIndex=Math.floor(c/3),t.push(n))}}else if(void 0!==o){if(Array.isArray(a))for(let r=0,s=c.length;r<s;r++){let s=c[r],p=a[s.materialIndex],f=Math.max(s.start,d.start),m=Math.min(o.count,Math.min(s.start+s.count,d.start+d.count));for(let r=f;r<m;r+=3)(n=ae(this,p,e,i,l,h,u,r,r+1,r+2))&&(n.faceIndex=Math.floor(r/3),n.face.materialIndex=s.materialIndex,t.push(n))}else{let r=Math.max(0,d.start),s=Math.min(o.count,d.start+d.count);for(let o=r;o<s;o+=3)(n=ae(this,a,e,i,l,h,u,o,o+1,o+2))&&(n.faceIndex=Math.floor(o/3),t.push(n))}}}constructor(e=new rX,t=new rM){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}}function ae(e,t,i,n,r,a,s,o,l,h){e.getVertexPosition(o,rJ),e.getVertexPosition(l,rK),e.getVertexPosition(h,rQ);let u=function(e,t,i,n,r,a,s,o){if(null===(t.side===y?n.intersectTriangle(s,a,r,!0,o):n.intersectTriangle(r,a,s,t.side===x,o)))return null;r7.copy(o),r7.applyMatrix4(e.matrixWorld);let l=i.ray.origin.distanceTo(r7);return l<i.near||l>i.far?null:{distance:l,point:r7.clone(),object:e}}(e,t,i,n,rJ,rK,rQ,r8);if(u){r&&(r1.fromBufferAttribute(r,o),r2.fromBufferAttribute(r,l),r3.fromBufferAttribute(r,h),u.uv=rd.getInterpolation(r8,rJ,rK,rQ,r1,r2,r3,new iH)),a&&(r1.fromBufferAttribute(a,o),r2.fromBufferAttribute(a,l),r3.fromBufferAttribute(a,h),u.uv1=rd.getInterpolation(r8,rJ,rK,rQ,r1,r2,r3,new iH)),s&&(r4.fromBufferAttribute(s,o),r5.fromBufferAttribute(s,l),r6.fromBufferAttribute(s,h),u.normal=rd.getInterpolation(r8,rJ,rK,rQ,r4,r5,r6,new nl),u.normal.dot(n.direction)>0&&u.normal.multiplyScalar(-1));let e={a:o,b:l,c:h,normal:new nl,materialIndex:0};rd.getNormal(rJ,rK,rQ,e.normal),u.face=e}return u}class at extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new at(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}constructor(e=1,t=1,i=1,n=1,r=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:i,widthSegments:n,heightSegments:r,depthSegments:a};let s=this;n=Math.floor(n),r=Math.floor(r);let o=[],l=[],h=[],u=[],c=0,d=0;function p(e,t,i,n,r,a,p,f,m,g,_){let v=a/m,x=p/g,y=a/2,M=p/2,S=f/2,b=m+1,T=g+1,E=0,w=0,A=new nl;for(let a=0;a<T;a++){let s=a*x-M;for(let o=0;o<b;o++){let c=o*v-y;A[e]=c*n,A[t]=s*r,A[i]=S,l.push(A.x,A.y,A.z),A[e]=0,A[t]=0,A[i]=f>0?1:-1,h.push(A.x,A.y,A.z),u.push(o/m),u.push(1-a/g),E+=1}}for(let e=0;e<g;e++)for(let t=0;t<m;t++){let i=c+t+b*e,n=c+t+b*(e+1),r=c+(t+1)+b*(e+1),a=c+(t+1)+b*e;o.push(i,n,a),o.push(n,r,a),w+=6}s.addGroup(d,w,_),d+=w,c+=E}p("z","y","x",-1,-1,i,t,e,a=Math.floor(a),r,0),p("z","y","x",1,-1,i,t,-e,a,r,1),p("x","z","y",1,1,e,i,t,n,a,2),p("x","z","y",1,-1,e,i,-t,n,a,3),p("x","y","z",1,-1,e,t,i,n,r,4),p("x","y","z",-1,-1,e,t,-i,n,r,5),this.setIndex(o),this.setAttribute("position",new rF(l,3)),this.setAttribute("normal",new rF(h,3)),this.setAttribute("uv",new rF(u,2))}}function ai(e){let t={};for(let i in e)for(let n in t[i]={},e[i]){let r=e[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()."),t[i][n]=null):t[i][n]=r.clone():Array.isArray(r)?t[i][n]=r.slice():t[i][n]=r}return t}function an(e){let t={};for(let i=0;i<e.length;i++){let n=ai(e[i]);for(let e in n)t[e]=n[e]}return t}function ar(e){return null===e.getRenderTarget()?e.outputColorSpace:i1.workingColorSpace}let aa={clone:ai,merge:an};class as extends ry{copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=ai(e.uniforms),this.uniformsGroups=function(e){let t=[];for(let i=0;i<e.length;i++)t.push(e[i].clone());return t}(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){let t=super.toJSON(e);for(let i in t.glslVersion=this.glslVersion,t.uniforms={},this.uniforms){let n=this.uniforms[i].value;n&&n.isTexture?t.uniforms[i]={type:"t",value:n.toJSON(e).uuid}:n&&n.isColor?t.uniforms[i]={type:"c",value:n.getHex()}:n&&n.isVector2?t.uniforms[i]={type:"v2",value:n.toArray()}:n&&n.isVector3?t.uniforms[i]={type:"v3",value:n.toArray()}:n&&n.isVector4?t.uniforms[i]={type:"v4",value:n.toArray()}:n&&n.isMatrix3?t.uniforms[i]={type:"m3",value:n.toArray()}:n&&n.isMatrix4?t.uniforms[i]={type:"m4",value:n.toArray()}:t.uniforms[i]={value:n}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;let i={};for(let e in this.extensions)!0===this.extensions[e]&&(i[e]=!0);return Object.keys(i).length>0&&(t.extensions=i),t}constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader="void main() {\n	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n	gl_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={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1,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!==e&&this.setValues(e)}}class ao extends rt{copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new nB,this.projectionMatrix=new nB,this.projectionMatrixInverse=new nB,this.coordinateSystem=iE}}let al=new nl,ah=new iH,au=new iH;class ac extends ao{copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){let t=.5*this.getFilmHeight()/e;this.fov=2*iP*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){let e=Math.tan(.5*iL*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return 2*iP*Math.atan(Math.tan(.5*iL*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,i){al.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(al.x,al.y).multiplyScalar(-e/al.z),al.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),i.set(al.x,al.y).multiplyScalar(-e/al.z)}getViewSize(e,t){return this.getViewBounds(e,ah,au),t.subVectors(au,ah)}setViewOffset(e,t,i,n,r,a){this.aspect=e/t,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=e,this.view.fullHeight=t,this.view.offsetX=i,this.view.offsetY=n,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){let e=this.near,t=e*Math.tan(.5*iL*this.fov)/this.zoom,i=2*t,n=this.aspect*i,r=-.5*n,a=this.view;if(null!==this.view&&this.view.enabled){let e=a.fullWidth,s=a.fullHeight;r+=a.offsetX*n/e,t-=a.offsetY*i/s,n*=a.width/e,i*=a.height/s}let s=this.filmOffset;0!==s&&(r+=e*s/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+n,t,t-i,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){let t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}constructor(e=50,t=1,i=.1,n=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=i,this.far=n,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}}class ad extends rt{updateCoordinateSystem(){let e=this.coordinateSystem,t=this.children.concat(),[i,n,r,a,s,o]=t;for(let e of t)this.remove(e);if(e===iE)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),a.up.set(0,0,1),a.lookAt(0,-1,0),s.up.set(0,1,0),s.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else if(e===iw)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),a.up.set(0,0,-1),a.lookAt(0,-1,0),s.up.set(0,-1,0),s.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1);else throw Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(let e of t)this.add(e),e.updateMatrixWorld()}update(e,t){null===this.parent&&this.updateMatrixWorld();let{renderTarget:i,activeMipmapLevel:n}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());let[r,a,s,o,l,h]=this.children,u=e.getRenderTarget(),c=e.getActiveCubeFace(),d=e.getActiveMipmapLevel(),p=e.xr.enabled;e.xr.enabled=!1;let f=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,e.setRenderTarget(i,0,n),e.render(t,r),e.setRenderTarget(i,1,n),e.render(t,a),e.setRenderTarget(i,2,n),e.render(t,s),e.setRenderTarget(i,3,n),e.render(t,o),e.setRenderTarget(i,4,n),e.render(t,l),i.texture.generateMipmaps=f,e.setRenderTarget(i,5,n),e.render(t,h),e.setRenderTarget(u,c,d),e.xr.enabled=p,i.texture.needsPMREMUpdate=!0}constructor(e,t,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;let n=new ac(-90,1,e,t);n.layers=this.layers,this.add(n);let r=new ac(-90,1,e,t);r.layers=this.layers,this.add(r);let a=new ac(-90,1,e,t);a.layers=this.layers,this.add(a);let s=new ac(-90,1,e,t);s.layers=this.layers,this.add(s);let o=new ac(-90,1,e,t);o.layers=this.layers,this.add(o);let l=new ac(-90,1,e,t);l.layers=this.layers,this.add(l)}}class ap extends i9{get images(){return this.image}set images(e){this.image=e}constructor(e,t,i,n,r,a,s,o,l,h){super(e=void 0!==e?e:[],t=void 0!==t?t:eg,i,n,r,a,s,o,l,h),this.isCubeTexture=!0,this.flipY=!1}}class af extends ni{fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;let i={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n				varying vec3 vWorldDirection;\n\n				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n				}\n\n				void main() {\n\n					vWorldDirection = transformDirection( position, modelMatrix );\n\n					#include <begin_vertex>\n					#include <project_vertex>\n\n				}\n			",fragmentShader:"\n\n				uniform sampler2D tEquirect;\n\n				varying vec3 vWorldDirection;\n\n				#include <common>\n\n				void main() {\n\n					vec3 direction = normalize( vWorldDirection );\n\n					vec2 sampleUV = equirectUv( direction );\n\n					gl_FragColor = texture2D( tEquirect, sampleUV );\n\n				}\n			"},n=new at(5,5,5),r=new as({name:"CubemapFromEquirect",uniforms:ai(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:y,blending:S});r.uniforms.tEquirect.value=t;let a=new r9(n,r),s=t.minFilter;return t.minFilter===eI&&(t.minFilter=eC),new ad(1,10,this).update(e,a),t.minFilter=s,a.geometry.dispose(),a.material.dispose(),this}clear(e,t,i,n){let r=e.getRenderTarget();for(let r=0;r<6;r++)e.setRenderTarget(this,r),e.clear(t,i,n);e.setRenderTarget(r)}constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;let i={width:e,height:e,depth:1};this.texture=new ap([i,i,i,i,i,i],t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==t.generateMipmaps&&t.generateMipmaps,this.texture.minFilter=void 0!==t.minFilter?t.minFilter:eC}}let am=new nl,ag=new nl,a_=new ik;class av{set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,i,n){return this.normal.set(e,t,i),this.constant=n,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,i){let n=am.subVectors(i,t).cross(ag.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(n,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){let e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){let i=e.delta(am),n=this.normal.dot(i);if(0===n)return 0===this.distanceToPoint(e.start)?t.copy(e.start):null;let r=-(e.start.dot(this.normal)+this.constant)/n;return r<0||r>1?null:t.copy(e.start).addScaledVector(i,r)}intersectsLine(e){let t=this.distanceToPoint(e.start),i=this.distanceToPoint(e.end);return t<0&&i>0||i<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){let i=t||a_.getNormalMatrix(e),n=this.coplanarPoint(am).applyMatrix4(e),r=this.normal.applyMatrix3(i).normalize();return this.constant=-n.dot(r),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return new this.constructor().copy(this)}constructor(e=new nl(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}}let ax=new nC,ay=new nl;class aM{set(e,t,i,n,r,a){let s=this.planes;return s[0].copy(e),s[1].copy(t),s[2].copy(i),s[3].copy(n),s[4].copy(r),s[5].copy(a),this}copy(e){let t=this.planes;for(let i=0;i<6;i++)t[i].copy(e.planes[i]);return this}setFromProjectionMatrix(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:iE,i=this.planes,n=e.elements,r=n[0],a=n[1],s=n[2],o=n[3],l=n[4],h=n[5],u=n[6],c=n[7],d=n[8],p=n[9],f=n[10],m=n[11],g=n[12],_=n[13],v=n[14],x=n[15];if(i[0].setComponents(o-r,c-l,m-d,x-g).normalize(),i[1].setComponents(o+r,c+l,m+d,x+g).normalize(),i[2].setComponents(o+a,c+h,m+p,x+_).normalize(),i[3].setComponents(o-a,c-h,m-p,x-_).normalize(),i[4].setComponents(o-s,c-u,m-f,x-v).normalize(),t===iE)i[5].setComponents(o+s,c+u,m+f,x+v).normalize();else if(t===iw)i[5].setComponents(s,u,f,v).normalize();else throw Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);return this}intersectsObject(e){if(void 0!==e.boundingSphere)null===e.boundingSphere&&e.computeBoundingSphere(),ax.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{let t=e.geometry;null===t.boundingSphere&&t.computeBoundingSphere(),ax.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(ax)}intersectsSprite(e){return ax.center.set(0,0,0),ax.radius=.7071067811865476,ax.applyMatrix4(e.matrixWorld),this.intersectsSphere(ax)}intersectsSphere(e){let t=this.planes,i=e.center,n=-e.radius;for(let e=0;e<6;e++)if(t[e].distanceToPoint(i)<n)return!1;return!0}intersectsBox(e){let t=this.planes;for(let i=0;i<6;i++){let n=t[i];if(ay.x=n.normal.x>0?e.max.x:e.min.x,ay.y=n.normal.y>0?e.max.y:e.min.y,ay.z=n.normal.z>0?e.max.z:e.min.z,0>n.distanceToPoint(ay))return!1}return!0}containsPoint(e){let t=this.planes;for(let i=0;i<6;i++)if(0>t[i].distanceToPoint(e))return!1;return!0}clone(){return new this.constructor().copy(this)}constructor(e=new av,t=new av,i=new av,n=new av,r=new av,a=new av){this.planes=[e,t,i,n,r,a]}}function aS(){let e=null,t=!1,i=null,n=null;function r(t,a){i(t,a),n=e.requestAnimationFrame(r)}return{start:function(){!0!==t&&null!==i&&(n=e.requestAnimationFrame(r),t=!0)},stop:function(){e.cancelAnimationFrame(n),t=!1},setAnimationLoop:function(e){i=e},setContext:function(t){e=t}}}function ab(e,t){let i=t.isWebGL2,n=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),n.get(e)},remove:function(t){t.isInterleavedBufferAttribute&&(t=t.data);let i=n.get(t);i&&(e.deleteBuffer(i.buffer),n.delete(t))},update:function(t,r){if(t.isGLBufferAttribute){let e=n.get(t);(!e||e.version<t.version)&&n.set(t,{buffer:t.buffer,type:t.type,bytesPerElement:t.elementSize,version:t.version});return}t.isInterleavedBufferAttribute&&(t=t.data);let a=n.get(t);if(void 0===a)n.set(t,function(t,n){let r;let a=t.array,s=t.usage,o=a.byteLength,l=e.createBuffer();if(e.bindBuffer(n,l),e.bufferData(n,a,s),t.onUploadCallback(),a instanceof Float32Array)r=e.FLOAT;else if(a instanceof Uint16Array){if(t.isFloat16BufferAttribute){if(i)r=e.HALF_FLOAT;else throw Error("THREE.WebGLAttributes: Usage of Float16BufferAttribute requires WebGL2.")}else r=e.UNSIGNED_SHORT}else if(a instanceof Int16Array)r=e.SHORT;else if(a instanceof Uint32Array)r=e.UNSIGNED_INT;else if(a instanceof Int32Array)r=e.INT;else if(a instanceof Int8Array)r=e.BYTE;else if(a instanceof Uint8Array)r=e.UNSIGNED_BYTE;else if(a instanceof Uint8ClampedArray)r=e.UNSIGNED_BYTE;else throw Error("THREE.WebGLAttributes: Unsupported buffer data format: "+a);return{buffer:l,type:r,bytesPerElement:a.BYTES_PER_ELEMENT,version:t.version,size:o}}(t,r));else if(a.version<t.version){if(a.size!==t.array.byteLength)throw 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(t,n,r){let a=n.array,s=n._updateRange,o=n.updateRanges;if(e.bindBuffer(r,t),-1===s.count&&0===o.length&&e.bufferSubData(r,0,a),0!==o.length){for(let t=0,n=o.length;t<n;t++){let n=o[t];i?e.bufferSubData(r,n.start*a.BYTES_PER_ELEMENT,a,n.start,n.count):e.bufferSubData(r,n.start*a.BYTES_PER_ELEMENT,a.subarray(n.start,n.start+n.count))}n.clearUpdateRanges()}-1!==s.count&&(i?e.bufferSubData(r,s.offset*a.BYTES_PER_ELEMENT,a,s.offset,s.count):e.bufferSubData(r,s.offset*a.BYTES_PER_ELEMENT,a.subarray(s.offset,s.offset+s.count)),s.count=-1),n.onUploadCallback()}(a.buffer,t,r),a.version=t.version}}}}class aT extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new aT(e.width,e.height,e.widthSegments,e.heightSegments)}constructor(e=1,t=1,i=1,n=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:i,heightSegments:n};let r=e/2,a=t/2,s=Math.floor(i),o=Math.floor(n),l=s+1,h=o+1,u=e/s,c=t/o,d=[],p=[],f=[],m=[];for(let e=0;e<h;e++){let t=e*c-a;for(let i=0;i<l;i++){let n=i*u-r;p.push(n,-t,0),f.push(0,0,1),m.push(i/s),m.push(1-e/o)}}for(let e=0;e<o;e++)for(let t=0;t<s;t++){let i=t+l*e,n=t+l*(e+1),r=t+1+l*(e+1),a=t+1+l*e;d.push(i,n,a),d.push(n,r,a)}this.setIndex(d),this.setAttribute("position",new rF(p,3)),this.setAttribute("normal",new rF(f,3)),this.setAttribute("uv",new rF(m,2))}}let aE={alphahash_fragment:"#ifdef USE_ALPHAHASH\n	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;\n#endif",alphahash_pars_fragment:"#ifdef USE_ALPHAHASH\n	const float ALPHA_HASH_SCALE = 0.05;\n	float hash2D( vec2 value ) {\n		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );\n	}\n	float hash3D( vec3 value ) {\n		return hash2D( vec2( hash2D( value.xy ), value.z ) );\n	}\n	float getAlphaHashThreshold( vec3 position ) {\n		float maxDeriv = max(\n			length( dFdx( position.xyz ) ),\n			length( dFdy( position.xyz ) )\n		);\n		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );\n		vec2 pixScales = vec2(\n			exp2( floor( log2( pixScale ) ) ),\n			exp2( ceil( log2( pixScale ) ) )\n		);\n		vec2 alpha = vec2(\n			hash3D( floor( pixScales.x * position.xyz ) ),\n			hash3D( floor( pixScales.y * position.xyz ) )\n		);\n		float lerpFactor = fract( log2( pixScale ) );\n		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;\n		float a = min( lerpFactor, 1.0 - lerpFactor );\n		vec3 cases = vec3(\n			x * x / ( 2.0 * a * ( 1.0 - a ) ),\n			( x - 0.5 * a ) / ( 1.0 - a ),\n			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )\n		);\n		float threshold = ( x < ( 1.0 - a ) )\n			? ( ( x < a ) ? cases.x : cases.y )\n			: cases.z;\n		return clamp( threshold , 1.0e-6, 1.0 );\n	}\n#endif",alphamap_fragment:"#ifdef USE_ALPHAMAP\n	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n	uniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n	#ifdef ALPHA_TO_COVERAGE\n	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );\n	if ( diffuseColor.a == 0.0 ) discard;\n	#else\n	if ( diffuseColor.a < alphaTest ) discard;\n	#endif\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n	uniform float alphaTest;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;\n	reflectedLight.indirectDiffuse *= ambientOcclusion;\n	#if defined( USE_CLEARCOAT ) \n		clearcoatSpecularIndirect *= ambientOcclusion;\n	#endif\n	#if defined( USE_SHEEN ) \n		sheenSpecularIndirect *= ambientOcclusion;\n	#endif\n	#if defined( USE_ENVMAP ) && defined( STANDARD )\n		float dotNV = saturate( dot( geometryNormal, geometryViewDir ) );\n		reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n	#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n	uniform sampler2D aoMap;\n	uniform float aoMapIntensity;\n#endif",batching_pars_vertex:"#ifdef USE_BATCHING\n	attribute float batchId;\n	uniform highp sampler2D batchingTexture;\n	mat4 getBatchingMatrix( const in float i ) {\n		int size = textureSize( batchingTexture, 0 ).x;\n		int j = int( i ) * 4;\n		int x = j % size;\n		int y = j / size;\n		vec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );\n		vec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );\n		vec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );\n		vec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );\n		return mat4( v1, v2, v3, v4 );\n	}\n#endif",batching_vertex:"#ifdef USE_BATCHING\n	mat4 batchingMatrix = getBatchingMatrix( batchId );\n#endif",begin_vertex:"vec3 transformed = vec3( position );\n#ifdef USE_ALPHAHASH\n	vPosition = vec3( position );\n#endif",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n	vec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"float G_BlinnPhong_Implicit( ) {\n	return 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n	return 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	vec3 halfDir = normalize( lightDir + viewDir );\n	float dotNH = saturate( dot( normal, halfDir ) );\n	float dotVH = saturate( dot( viewDir, halfDir ) );\n	vec3 F = F_Schlick( specularColor, 1.0, dotVH );\n	float G = G_BlinnPhong_Implicit( );\n	float D = D_BlinnPhong( shininess, dotNH );\n	return F * ( G * D );\n} // validated",iridescence_fragment:"#ifdef USE_IRIDESCENCE\n	const mat3 XYZ_TO_REC709 = mat3(\n		 3.2404542, -0.9692660,  0.0556434,\n		-1.5371385,  1.8760108, -0.2040259,\n		-0.4985314,  0.0415560,  1.0572252\n	);\n	vec3 Fresnel0ToIor( vec3 fresnel0 ) {\n		vec3 sqrtF0 = sqrt( fresnel0 );\n		return ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n	}\n	vec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n		return pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n	}\n	float IorToFresnel0( float transmittedIor, float incidentIor ) {\n		return pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n	}\n	vec3 evalSensitivity( float OPD, vec3 shift ) {\n		float phase = 2.0 * PI * OPD * 1.0e-9;\n		vec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n		vec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n		vec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n		vec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n		xyz.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		xyz /= 1.0685e-7;\n		vec3 rgb = XYZ_TO_REC709 * xyz;\n		return rgb;\n	}\n	vec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n		vec3 I;\n		float iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n		float sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n		float cosTheta2Sq = 1.0 - sinTheta2Sq;\n		if ( cosTheta2Sq < 0.0 ) {\n			return vec3( 1.0 );\n		}\n		float cosTheta2 = sqrt( cosTheta2Sq );\n		float R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n		float R12 = F_Schlick( R0, 1.0, cosTheta1 );\n		float T121 = 1.0 - R12;\n		float phi12 = 0.0;\n		if ( iridescenceIOR < outsideIOR ) phi12 = PI;\n		float phi21 = PI - phi12;\n		vec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );		vec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n		vec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n		vec3 phi23 = vec3( 0.0 );\n		if ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n		if ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n		if ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n		float OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n		vec3 phi = vec3( phi21 ) + phi23;\n		vec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n		vec3 r123 = sqrt( R123 );\n		vec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n		vec3 C0 = R12 + Rs;\n		I = C0;\n		vec3 Cm = Rs - T121;\n		for ( int m = 1; m <= 2; ++ m ) {\n			Cm *= r123;\n			vec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n			I += Cm * Sm;\n		}\n		return max( I, vec3( 0.0 ) );\n	}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n	uniform sampler2D bumpMap;\n	uniform float bumpScale;\n	vec2 dHdxy_fwd() {\n		vec2 dSTdx = dFdx( vBumpMapUv );\n		vec2 dSTdy = dFdy( vBumpMapUv );\n		float Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;\n		float dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;\n		float dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;\n		return vec2( dBx, dBy );\n	}\n	vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n		vec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );\n		vec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );\n		vec3 vN = surf_norm;\n		vec3 R1 = cross( vSigmaY, vN );\n		vec3 R2 = cross( vN, vSigmaX );\n		float fDet = dot( vSigmaX, R1 ) * faceDirection;\n		vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n		return normalize( abs( fDet ) * surf_norm - vGrad );\n	}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n	vec4 plane;\n	#ifdef ALPHA_TO_COVERAGE\n		float distanceToPlane, distanceGradient;\n		float clipOpacity = 1.0;\n		#pragma unroll_loop_start\n		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n			plane = clippingPlanes[ i ];\n			distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n			distanceGradient = fwidth( distanceToPlane ) / 2.0;\n			clipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n			if ( clipOpacity == 0.0 ) discard;\n		}\n		#pragma unroll_loop_end\n		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n			float unionClipOpacity = 1.0;\n			#pragma unroll_loop_start\n			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n				plane = clippingPlanes[ i ];\n				distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n				distanceGradient = fwidth( distanceToPlane ) / 2.0;\n				unionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n			}\n			#pragma unroll_loop_end\n			clipOpacity *= 1.0 - unionClipOpacity;\n		#endif\n		diffuseColor.a *= clipOpacity;\n		if ( diffuseColor.a == 0.0 ) discard;\n	#else\n		#pragma unroll_loop_start\n		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n			plane = clippingPlanes[ i ];\n			if ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n		}\n		#pragma unroll_loop_end\n		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n			bool clipped = true;\n			#pragma unroll_loop_start\n			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n				plane = clippingPlanes[ i ];\n				clipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n			}\n			#pragma unroll_loop_end\n			if ( clipped ) discard;\n		#endif\n	#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n	varying vec3 vClipPosition;\n	uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n	varying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n	vClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n	diffuseColor *= vColor;\n#elif defined( USE_COLOR )\n	diffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n	varying vec4 vColor;\n#elif defined( USE_COLOR )\n	varying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n	varying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n	varying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n	vColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n	vColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n	vColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n	vColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n	const highp float a = 12.9898, b = 78.233, c = 43758.5453;\n	highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n	return fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n	float precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n	float precisionSafeLength( vec3 v ) {\n		float maxComponent = max3( abs( v ) );\n		return length( v / maxComponent ) * maxComponent;\n	}\n#endif\nstruct IncidentLight {\n	vec3 color;\n	vec3 direction;\n	bool visible;\n};\nstruct ReflectedLight {\n	vec3 directDiffuse;\n	vec3 directSpecular;\n	vec3 indirectDiffuse;\n	vec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n	varying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n	return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n	return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n	mat3 tmp;\n	tmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n	tmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n	tmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n	return tmp;\n}\nfloat luminance( const in vec3 rgb ) {\n	const vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );\n	return dot( weights, rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n	return m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n	float u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n	float v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n	return vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n	return RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n	#define cubeUV_minMipLevel 4.0\n	#define cubeUV_minTileSize 16.0\n	float getFace( vec3 direction ) {\n		vec3 absDirection = abs( direction );\n		float face = - 1.0;\n		if ( absDirection.x > absDirection.z ) {\n			if ( absDirection.x > absDirection.y )\n				face = direction.x > 0.0 ? 0.0 : 3.0;\n			else\n				face = direction.y > 0.0 ? 1.0 : 4.0;\n		} else {\n			if ( absDirection.z > absDirection.y )\n				face = direction.z > 0.0 ? 2.0 : 5.0;\n			else\n				face = direction.y > 0.0 ? 1.0 : 4.0;\n		}\n		return face;\n	}\n	vec2 getUV( vec3 direction, float face ) {\n		vec2 uv;\n		if ( face == 0.0 ) {\n			uv = vec2( direction.z, direction.y ) / abs( direction.x );\n		} else if ( face == 1.0 ) {\n			uv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n		} else if ( face == 2.0 ) {\n			uv = vec2( - direction.x, direction.y ) / abs( direction.z );\n		} else if ( face == 3.0 ) {\n			uv = vec2( - direction.z, direction.y ) / abs( direction.x );\n		} else if ( face == 4.0 ) {\n			uv = vec2( - direction.x, direction.z ) / abs( direction.y );\n		} else {\n			uv = vec2( direction.x, direction.y ) / abs( direction.z );\n		}\n		return 0.5 * ( uv + 1.0 );\n	}\n	vec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n		float face = getFace( direction );\n		float filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n		mipInt = max( mipInt, cubeUV_minMipLevel );\n		float faceSize = exp2( mipInt );\n		highp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n		if ( face > 2.0 ) {\n			uv.y += faceSize;\n			face -= 3.0;\n		}\n		uv.x += face * faceSize;\n		uv.x += filterInt * 3.0 * cubeUV_minTileSize;\n		uv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n		uv.x *= CUBEUV_TEXEL_WIDTH;\n		uv.y *= CUBEUV_TEXEL_HEIGHT;\n		#ifdef texture2DGradEXT\n			return texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n		#else\n			return texture2D( envMap, uv ).rgb;\n		#endif\n	}\n	#define cubeUV_r0 1.0\n	#define cubeUV_m0 - 2.0\n	#define cubeUV_r1 0.8\n	#define cubeUV_m1 - 1.0\n	#define cubeUV_r4 0.4\n	#define cubeUV_m4 2.0\n	#define cubeUV_r5 0.305\n	#define cubeUV_m5 3.0\n	#define cubeUV_r6 0.21\n	#define cubeUV_m6 4.0\n	float roughnessToMip( float roughness ) {\n		float mip = 0.0;\n		if ( roughness >= cubeUV_r1 ) {\n			mip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n		} else if ( roughness >= cubeUV_r4 ) {\n			mip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n		} else if ( roughness >= cubeUV_r5 ) {\n			mip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n		} else if ( roughness >= cubeUV_r6 ) {\n			mip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n		} else {\n			mip = - 2.0 * log2( 1.16 * roughness );		}\n		return mip;\n	}\n	vec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n		float mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n		float mipF = fract( mip );\n		float mipInt = floor( mip );\n		vec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n		if ( mipF == 0.0 ) {\n			return vec4( color0, 1.0 );\n		} else {\n			vec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n			return vec4( mix( color0, color1, mipF ), 1.0 );\n		}\n	}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n	vec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n	mat3 bm = mat3( batchingMatrix );\n	transformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n	transformedNormal = bm * transformedNormal;\n	#ifdef USE_TANGENT\n		transformedTangent = bm * transformedTangent;\n	#endif\n#endif\n#ifdef USE_INSTANCING\n	mat3 im = mat3( instanceMatrix );\n	transformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n	transformedNormal = im * transformedNormal;\n	#ifdef USE_TANGENT\n		transformedTangent = im * transformedTangent;\n	#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n	transformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n	transformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n	#ifdef FLIP_SIDED\n		transformedTangent = - transformedTangent;\n	#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n	uniform sampler2D displacementMap;\n	uniform float displacementScale;\n	uniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n	transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n	vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n	totalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n	uniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"\nconst mat3 LINEAR_SRGB_TO_LINEAR_DISPLAY_P3 = mat3(\n	vec3( 0.8224621, 0.177538, 0.0 ),\n	vec3( 0.0331941, 0.9668058, 0.0 ),\n	vec3( 0.0170827, 0.0723974, 0.9105199 )\n);\nconst mat3 LINEAR_DISPLAY_P3_TO_LINEAR_SRGB = mat3(\n	vec3( 1.2249401, - 0.2249404, 0.0 ),\n	vec3( - 0.0420569, 1.0420571, 0.0 ),\n	vec3( - 0.0196376, - 0.0786361, 1.0982735 )\n);\nvec4 LinearSRGBToLinearDisplayP3( in vec4 value ) {\n	return vec4( value.rgb * LINEAR_SRGB_TO_LINEAR_DISPLAY_P3, value.a );\n}\nvec4 LinearDisplayP3ToLinearSRGB( in vec4 value ) {\n	return vec4( value.rgb * LINEAR_DISPLAY_P3_TO_LINEAR_SRGB, value.a );\n}\nvec4 LinearTransferOETF( in vec4 value ) {\n	return value;\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n	return vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 LinearToLinear( in vec4 value ) {\n	return value;\n}\nvec4 LinearTosRGB( in vec4 value ) {\n	return sRGBTransferOETF( value );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n	#ifdef ENV_WORLDPOS\n		vec3 cameraToFrag;\n		if ( isOrthographic ) {\n			cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n		} else {\n			cameraToFrag = normalize( vWorldPosition - cameraPosition );\n		}\n		vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n		#ifdef ENVMAP_MODE_REFLECTION\n			vec3 reflectVec = reflect( cameraToFrag, worldNormal );\n		#else\n			vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n		#endif\n	#else\n		vec3 reflectVec = vReflect;\n	#endif\n	#ifdef ENVMAP_TYPE_CUBE\n		vec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n	#else\n		vec4 envColor = vec4( 0.0 );\n	#endif\n	#ifdef ENVMAP_BLENDING_MULTIPLY\n		outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n	#elif defined( ENVMAP_BLENDING_MIX )\n		outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n	#elif defined( ENVMAP_BLENDING_ADD )\n		outgoingLight += envColor.xyz * specularStrength * reflectivity;\n	#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n	uniform float envMapIntensity;\n	uniform float flipEnvMap;\n	uniform mat3 envMapRotation;\n	#ifdef ENVMAP_TYPE_CUBE\n		uniform samplerCube envMap;\n	#else\n		uniform sampler2D envMap;\n	#endif\n	\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n	uniform float reflectivity;\n	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n		#define ENV_WORLDPOS\n	#endif\n	#ifdef ENV_WORLDPOS\n		varying vec3 vWorldPosition;\n		uniform float refractionRatio;\n	#else\n		varying vec3 vReflect;\n	#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n		#define ENV_WORLDPOS\n	#endif\n	#ifdef ENV_WORLDPOS\n		\n		varying vec3 vWorldPosition;\n	#else\n		varying vec3 vReflect;\n		uniform float refractionRatio;\n	#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n	vec3 getIBLIrradiance( const in vec3 normal ) {\n		#ifdef ENVMAP_TYPE_CUBE_UV\n			vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n			return PI * envMapColor.rgb * envMapIntensity;\n		#else\n			return vec3( 0.0 );\n		#endif\n	}\n	vec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n		#ifdef ENVMAP_TYPE_CUBE_UV\n			vec3 reflectVec = reflect( - viewDir, normal );\n			reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n			reflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n			return envMapColor.rgb * envMapIntensity;\n		#else\n			return vec3( 0.0 );\n		#endif\n	}\n	#ifdef USE_ANISOTROPY\n		vec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n			#ifdef ENVMAP_TYPE_CUBE_UV\n				vec3 bentNormal = cross( bitangent, viewDir );\n				bentNormal = normalize( cross( bentNormal, bitangent ) );\n				bentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n				return getIBLRadiance( viewDir, bentNormal, roughness );\n			#else\n				return vec3( 0.0 );\n			#endif\n		}\n	#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n	#ifdef ENV_WORLDPOS\n		vWorldPosition = worldPosition.xyz;\n	#else\n		vec3 cameraToVertex;\n		if ( isOrthographic ) {\n			cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n		} else {\n			cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n		}\n		vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n		#ifdef ENVMAP_MODE_REFLECTION\n			vReflect = reflect( cameraToVertex, worldNormal );\n		#else\n			vReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n		#endif\n	#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n	vFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n	varying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n	#ifdef FOG_EXP2\n		float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n	#else\n		float fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n	#endif\n	gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n	uniform vec3 fogColor;\n	varying float vFogDepth;\n	#ifdef FOG_EXP2\n		uniform float fogDensity;\n	#else\n		uniform float fogNear;\n		uniform float fogFar;\n	#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n	uniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n	float dotNL = dot( normal, lightDirection );\n	vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n	#ifdef USE_GRADIENTMAP\n		return vec3( texture2D( gradientMap, coord ).r );\n	#else\n		vec2 fw = fwidth( coord ) * 0.5;\n		return mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n	#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n	vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n	vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n	reflectedLight.indirectDiffuse += lightMapIrradiance;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n	uniform sampler2D lightMap;\n	uniform 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	vec3 diffuseColor;\n	float 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	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n	vec3 irradiance = dotNL * directLight.color;\n	reflectedLight.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	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct				RE_Direct_Lambert\n#define RE_IndirectDiffuse		RE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n	uniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n	float x = normal.x, y = normal.y, z = normal.z;\n	vec3 result = shCoefficients[ 0 ] * 0.886227;\n	result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n	result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n	result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n	result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n	result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n	result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n	result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n	result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n	return result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n	vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n	vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n	return irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n	vec3 irradiance = ambientLightColor;\n	return irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n	#if defined ( LEGACY_LIGHTS )\n		if ( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n			return pow( saturate( - lightDistance / cutoffDistance + 1.0 ), decayExponent );\n		}\n		return 1.0;\n	#else\n		float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n		if ( cutoffDistance > 0.0 ) {\n			distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n		}\n		return distanceFalloff;\n	#endif\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n	return smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n	struct DirectionalLight {\n		vec3 direction;\n		vec3 color;\n	};\n	uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n	void getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n		light.color = directionalLight.color;\n		light.direction = directionalLight.direction;\n		light.visible = true;\n	}\n#endif\n#if NUM_POINT_LIGHTS > 0\n	struct PointLight {\n		vec3 position;\n		vec3 color;\n		float distance;\n		float decay;\n	};\n	uniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n	void getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n		vec3 lVector = pointLight.position - geometryPosition;\n		light.direction = normalize( lVector );\n		float lightDistance = length( lVector );\n		light.color = pointLight.color;\n		light.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n		light.visible = ( light.color != vec3( 0.0 ) );\n	}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n	struct SpotLight {\n		vec3 position;\n		vec3 direction;\n		vec3 color;\n		float distance;\n		float decay;\n		float coneCos;\n		float penumbraCos;\n	};\n	uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n	void getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n		vec3 lVector = spotLight.position - geometryPosition;\n		light.direction = normalize( lVector );\n		float angleCos = dot( light.direction, spotLight.direction );\n		float spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n		if ( spotAttenuation > 0.0 ) {\n			float lightDistance = length( lVector );\n			light.color = spotLight.color * spotAttenuation;\n			light.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n			light.visible = ( light.color != vec3( 0.0 ) );\n		} else {\n			light.color = vec3( 0.0 );\n			light.visible = false;\n		}\n	}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n	struct RectAreaLight {\n		vec3 color;\n		vec3 position;\n		vec3 halfWidth;\n		vec3 halfHeight;\n	};\n	uniform sampler2D ltc_1;	uniform sampler2D ltc_2;\n	uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n	struct HemisphereLight {\n		vec3 direction;\n		vec3 skyColor;\n		vec3 groundColor;\n	};\n	uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n	vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n		float dotNL = dot( normal, hemiLight.direction );\n		float hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n		vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n		return irradiance;\n	}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n	vec3 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	vec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n	reflectedLight.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	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct				RE_Direct_Toon\n#define RE_IndirectDiffuse		RE_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	vec3 diffuseColor;\n	vec3 specularColor;\n	float specularShininess;\n	float 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	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n	vec3 irradiance = dotNL * directLight.color;\n	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n	reflectedLight.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	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct				RE_Direct_BlinnPhong\n#define RE_IndirectDiffuse		RE_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	material.ior = ior;\n	#ifdef USE_SPECULAR\n		float specularIntensityFactor = specularIntensity;\n		vec3 specularColorFactor = specularColor;\n		#ifdef USE_SPECULAR_COLORMAP\n			specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n		#endif\n		#ifdef USE_SPECULAR_INTENSITYMAP\n			specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n		#endif\n		material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n	#else\n		float specularIntensityFactor = 1.0;\n		vec3 specularColorFactor = vec3( 1.0 );\n		material.specularF90 = 1.0;\n	#endif\n	material.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n	material.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n	material.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n	material.clearcoat = clearcoat;\n	material.clearcoatRoughness = clearcoatRoughness;\n	material.clearcoatF0 = vec3( 0.04 );\n	material.clearcoatF90 = 1.0;\n	#ifdef USE_CLEARCOATMAP\n		material.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n	#endif\n	#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n		material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n	#endif\n	material.clearcoat = saturate( material.clearcoat );	material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n	material.clearcoatRoughness += geometryRoughness;\n	material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_IRIDESCENCE\n	material.iridescence = iridescence;\n	material.iridescenceIOR = iridescenceIOR;\n	#ifdef USE_IRIDESCENCEMAP\n		material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n	#endif\n	#ifdef USE_IRIDESCENCE_THICKNESSMAP\n		material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n	#else\n		material.iridescenceThickness = iridescenceThicknessMaximum;\n	#endif\n#endif\n#ifdef USE_SHEEN\n	material.sheenColor = sheenColor;\n	#ifdef USE_SHEEN_COLORMAP\n		material.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n	#endif\n	material.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n	#ifdef USE_SHEEN_ROUGHNESSMAP\n		material.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n	#endif\n#endif\n#ifdef USE_ANISOTROPY\n	#ifdef USE_ANISOTROPYMAP\n		mat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n		vec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n		vec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n	#else\n		vec2 anisotropyV = anisotropyVector;\n	#endif\n	material.anisotropy = length( anisotropyV );\n	if( material.anisotropy == 0.0 ) {\n		anisotropyV = vec2( 1.0, 0.0 );\n	} else {\n		anisotropyV /= material.anisotropy;\n		material.anisotropy = saturate( material.anisotropy );\n	}\n	material.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n	material.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n	material.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n	vec3 diffuseColor;\n	float roughness;\n	vec3 specularColor;\n	float specularF90;\n	#ifdef USE_CLEARCOAT\n		float clearcoat;\n		float clearcoatRoughness;\n		vec3 clearcoatF0;\n		float clearcoatF90;\n	#endif\n	#ifdef USE_IRIDESCENCE\n		float iridescence;\n		float iridescenceIOR;\n		float iridescenceThickness;\n		vec3 iridescenceFresnel;\n		vec3 iridescenceF0;\n	#endif\n	#ifdef USE_SHEEN\n		vec3 sheenColor;\n		float sheenRoughness;\n	#endif\n	#ifdef IOR\n		float ior;\n	#endif\n	#ifdef USE_TRANSMISSION\n		float transmission;\n		float transmissionAlpha;\n		float thickness;\n		float attenuationDistance;\n		vec3 attenuationColor;\n	#endif\n	#ifdef USE_ANISOTROPY\n		float anisotropy;\n		float alphaT;\n		vec3 anisotropyT;\n		vec3 anisotropyB;\n	#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	float a2 = pow2( alpha );\n	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n	return 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n	float a2 = pow2( alpha );\n	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n	return RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n	float 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		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n		float v = 0.5 / ( gv + gl );\n		return saturate(v);\n	}\n	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n		float a2 = alphaT * alphaB;\n		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n		highp float v2 = dot( v, v );\n		float w2 = a2 / v2;\n		return RECIPROCAL_PI * a2 * pow2 ( w2 );\n	}\n#endif\n#ifdef USE_CLEARCOAT\n	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n		vec3 f0 = material.clearcoatF0;\n		float f90 = material.clearcoatF90;\n		float roughness = material.clearcoatRoughness;\n		float alpha = pow2( roughness );\n		vec3 halfDir = normalize( lightDir + viewDir );\n		float dotNL = saturate( dot( normal, lightDir ) );\n		float dotNV = saturate( dot( normal, viewDir ) );\n		float dotNH = saturate( dot( normal, halfDir ) );\n		float dotVH = saturate( dot( viewDir, halfDir ) );\n		vec3 F = F_Schlick( f0, f90, dotVH );\n		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n		float D = D_GGX( alpha, dotNH );\n		return F * ( V * D );\n	}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n	vec3 f0 = material.specularColor;\n	float f90 = material.specularF90;\n	float roughness = material.roughness;\n	float alpha = pow2( roughness );\n	vec3 halfDir = normalize( lightDir + viewDir );\n	float dotNL = saturate( dot( normal, lightDir ) );\n	float dotNV = saturate( dot( normal, viewDir ) );\n	float dotNH = saturate( dot( normal, halfDir ) );\n	float dotVH = saturate( dot( viewDir, halfDir ) );\n	vec3 F = F_Schlick( f0, f90, dotVH );\n	#ifdef USE_IRIDESCENCE\n		F = mix( F, material.iridescenceFresnel, material.iridescence );\n	#endif\n	#ifdef USE_ANISOTROPY\n		float dotTL = dot( material.anisotropyT, lightDir );\n		float dotTV = dot( material.anisotropyT, viewDir );\n		float dotTH = dot( material.anisotropyT, halfDir );\n		float dotBL = dot( material.anisotropyB, lightDir );\n		float dotBV = dot( material.anisotropyB, viewDir );\n		float dotBH = dot( material.anisotropyB, halfDir );\n		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n	#else\n		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n		float D = D_GGX( alpha, dotNH );\n	#endif\n	return F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n	const float LUT_SIZE = 64.0;\n	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n	const float LUT_BIAS = 0.5 / LUT_SIZE;\n	float dotNV = saturate( dot( N, V ) );\n	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n	uv = uv * LUT_SCALE + LUT_BIAS;\n	return uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n	float l = length( f );\n	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n	float x = dot( v1, v2 );\n	float y = abs( x );\n	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n	float b = 3.4175940 + ( 4.1616724 + y ) * y;\n	float v = a / b;\n	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n	return 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	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n	vec3 lightNormal = cross( v1, v2 );\n	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n	vec3 T1, T2;\n	T1 = normalize( V - N * dot( V, N ) );\n	T2 = - cross( N, T1 );\n	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n	vec3 coords[ 4 ];\n	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n	coords[ 0 ] = normalize( coords[ 0 ] );\n	coords[ 1 ] = normalize( coords[ 1 ] );\n	coords[ 2 ] = normalize( coords[ 2 ] );\n	coords[ 3 ] = normalize( coords[ 3 ] );\n	vec3 vectorFormFactor = vec3( 0.0 );\n	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n	return vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n	float alpha = pow2( roughness );\n	float invAlpha = 1.0 / alpha;\n	float cos2h = dotNH * dotNH;\n	float sin2h = max( 1.0 - cos2h, 0.0078125 );\n	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n	return 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	vec3 halfDir = normalize( lightDir + viewDir );\n	float dotNL = saturate( dot( normal, lightDir ) );\n	float dotNV = saturate( dot( normal, viewDir ) );\n	float dotNH = saturate( dot( normal, halfDir ) );\n	float D = D_Charlie( sheenRoughness, dotNH );\n	float V = V_Neubelt( dotNV, dotNL );\n	return sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n	float dotNV = saturate( dot( normal, viewDir ) );\n	float r2 = roughness * roughness;\n	float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n	float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n	float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n	return saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n	float dotNV = saturate( dot( normal, viewDir ) );\n	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n	vec4 r = roughness * c0 + c1;\n	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n	vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n	return 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	vec2 fab = DFGApprox( normal, viewDir, roughness );\n	return 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	vec2 fab = DFGApprox( normal, viewDir, roughness );\n	#ifdef USE_IRIDESCENCE\n		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n	#else\n		vec3 Fr = specularColor;\n	#endif\n	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n	float Ess = fab.x + fab.y;\n	float Ems = 1.0 - Ess;\n	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n	singleScatter += FssEss;\n	multiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n	void 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		vec3 normal = geometryNormal;\n		vec3 viewDir = geometryViewDir;\n		vec3 position = geometryPosition;\n		vec3 lightPos = rectAreaLight.position;\n		vec3 halfWidth = rectAreaLight.halfWidth;\n		vec3 halfHeight = rectAreaLight.halfHeight;\n		vec3 lightColor = rectAreaLight.color;\n		float roughness = material.roughness;\n		vec3 rectCoords[ 4 ];\n		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n		vec2 uv = LTC_Uv( normal, viewDir, roughness );\n		vec4 t1 = texture2D( ltc_1, uv );\n		vec4 t2 = texture2D( ltc_2, uv );\n		mat3 mInv = mat3(\n			vec3( t1.x, 0, t1.y ),\n			vec3(    0, 1,    0 ),\n			vec3( t1.z, 0, t1.w )\n		);\n		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n	}\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	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n	vec3 irradiance = dotNL * directLight.color;\n	#ifdef USE_CLEARCOAT\n		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n		vec3 ccIrradiance = dotNLcc * directLight.color;\n		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n	#endif\n	#ifdef USE_SHEEN\n		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n	#endif\n	reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n	reflectedLight.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	reflectedLight.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	#ifdef USE_CLEARCOAT\n		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n	#endif\n	#ifdef USE_SHEEN\n		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n	#endif\n	vec3 singleScattering = vec3( 0.0 );\n	vec3 multiScattering = vec3( 0.0 );\n	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n	#ifdef USE_IRIDESCENCE\n		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n	#else\n		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n	#endif\n	vec3 totalScattering = singleScattering + multiScattering;\n	vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n	reflectedLight.indirectSpecular += radiance * singleScattering;\n	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct				RE_Direct_Physical\n#define RE_Direct_RectArea		RE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular		RE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n	return 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	geometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n	float dotNVi = saturate( dot( normal, geometryViewDir ) );\n	if ( material.iridescenceThickness == 0.0 ) {\n		material.iridescence = 0.0;\n	} else {\n		material.iridescence = saturate( material.iridescence );\n	}\n	if ( material.iridescence > 0.0 ) {\n		material.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n		material.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n	}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n	PointLight pointLight;\n	#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n	PointLightShadow pointLightShadow;\n	#endif\n	#pragma unroll_loop_start\n	for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n		pointLight = pointLights[ i ];\n		getPointLightInfo( pointLight, geometryPosition, directLight );\n		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n		pointLightShadow = pointLightShadows[ i ];\n		directLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n		#endif\n		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n	}\n	#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n	SpotLight spotLight;\n	vec4 spotColor;\n	vec3 spotLightCoord;\n	bool inSpotLightMap;\n	#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n	SpotLightShadow spotLightShadow;\n	#endif\n	#pragma unroll_loop_start\n	for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n		spotLight = spotLights[ i ];\n		getSpotLightInfo( spotLight, geometryPosition, directLight );\n		#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n		#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n		#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n		#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n		#else\n		#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n		#endif\n		#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n			spotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n			inSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n			spotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n			directLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n		#endif\n		#undef SPOT_LIGHT_MAP_INDEX\n		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n		spotLightShadow = spotLightShadows[ i ];\n		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n		#endif\n		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n	}\n	#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n	DirectionalLight directionalLight;\n	#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n	DirectionalLightShadow directionalLightShadow;\n	#endif\n	#pragma unroll_loop_start\n	for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n		directionalLight = directionalLights[ i ];\n		getDirectionalLightInfo( directionalLight, directLight );\n		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n		directionalLightShadow = directionalLightShadows[ i ];\n		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n		#endif\n		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n	}\n	#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n	RectAreaLight rectAreaLight;\n	#pragma unroll_loop_start\n	for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n		rectAreaLight = rectAreaLights[ i ];\n		RE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n	}\n	#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n	vec3 iblIrradiance = vec3( 0.0 );\n	vec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n	#if defined( USE_LIGHT_PROBES )\n		irradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n	#endif\n	#if ( NUM_HEMI_LIGHTS > 0 )\n		#pragma unroll_loop_start\n		for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n			irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n		}\n		#pragma unroll_loop_end\n	#endif\n#endif\n#if defined( RE_IndirectSpecular )\n	vec3 radiance = vec3( 0.0 );\n	vec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n	#ifdef USE_LIGHTMAP\n		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n		vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n		irradiance += lightMapIrradiance;\n	#endif\n	#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n		iblIrradiance += getIBLIrradiance( geometryNormal );\n	#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n	#ifdef USE_ANISOTROPY\n		radiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n	#else\n		radiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n	#endif\n	#ifdef USE_CLEARCOAT\n		clearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n	#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n	RE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n	RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n	gl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n	uniform float logDepthBufFC;\n	varying float vFragDepth;\n	varying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n	#ifdef USE_LOGDEPTHBUF_EXT\n		varying float vFragDepth;\n		varying float vIsPerspective;\n	#else\n		uniform float logDepthBufFC;\n	#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n	#ifdef USE_LOGDEPTHBUF_EXT\n		vFragDepth = 1.0 + gl_Position.w;\n		vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n	#else\n		if ( isPerspectiveMatrix( projectionMatrix ) ) {\n			gl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n			gl_Position.z *= gl_Position.w;\n		}\n	#endif\n#endif",map_fragment:"#ifdef USE_MAP\n	vec4 sampledDiffuseColor = texture2D( map, vMapUv );\n	#ifdef DECODE_VIDEO_TEXTURE\n		sampledDiffuseColor = 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	\n	#endif\n	diffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n	uniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n	#if defined( USE_POINTS_UV )\n		vec2 uv = vUv;\n	#else\n		vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n	#endif\n#endif\n#ifdef USE_MAP\n	diffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n	diffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n	varying vec2 vUv;\n#else\n	#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n		uniform mat3 uvTransform;\n	#endif\n#endif\n#ifdef USE_MAP\n	uniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n	uniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n	vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n	metalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n	uniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n	float morphTargetInfluences[MORPHTARGETS_COUNT];\n	float morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n		morphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n	}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS ) && defined( MORPHTARGETS_TEXTURE )\n	vColor *= morphTargetBaseInfluence;\n	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n		#if defined( USE_COLOR_ALPHA )\n			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n		#elif defined( USE_COLOR )\n			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n		#endif\n	}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n	objectNormal *= morphTargetBaseInfluence;\n	#ifdef MORPHTARGETS_TEXTURE\n		for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n			if ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n		}\n	#else\n		objectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n		objectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n		objectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n		objectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n	#endif\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n	#ifndef USE_INSTANCING_MORPH\n		uniform float morphTargetBaseInfluence;\n	#endif\n	#ifdef MORPHTARGETS_TEXTURE\n		#ifndef USE_INSTANCING_MORPH\n			uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n		#endif\n		uniform sampler2DArray morphTargetsTexture;\n		uniform ivec2 morphTargetsTextureSize;\n		vec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n			int texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n			int y = texelIndex / morphTargetsTextureSize.x;\n			int x = texelIndex - y * morphTargetsTextureSize.x;\n			ivec3 morphUV = ivec3( x, y, morphTargetIndex );\n			return texelFetch( morphTargetsTexture, morphUV, 0 );\n		}\n	#else\n		#ifndef USE_MORPHNORMALS\n			uniform float morphTargetInfluences[ 8 ];\n		#else\n			uniform float morphTargetInfluences[ 4 ];\n		#endif\n	#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n	transformed *= morphTargetBaseInfluence;\n	#ifdef MORPHTARGETS_TEXTURE\n		for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n			if ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n		}\n	#else\n		transformed += morphTarget0 * morphTargetInfluences[ 0 ];\n		transformed += morphTarget1 * morphTargetInfluences[ 1 ];\n		transformed += morphTarget2 * morphTargetInfluences[ 2 ];\n		transformed += morphTarget3 * morphTargetInfluences[ 3 ];\n		#ifndef USE_MORPHNORMALS\n			transformed += morphTarget4 * morphTargetInfluences[ 4 ];\n			transformed += morphTarget5 * morphTargetInfluences[ 5 ];\n			transformed += morphTarget6 * morphTargetInfluences[ 6 ];\n			transformed += morphTarget7 * morphTargetInfluences[ 7 ];\n		#endif\n	#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n	vec3 fdx = dFdx( vViewPosition );\n	vec3 fdy = dFdy( vViewPosition );\n	vec3 normal = normalize( cross( fdx, fdy ) );\n#else\n	vec3 normal = normalize( vNormal );\n	#ifdef DOUBLE_SIDED\n		normal *= faceDirection;\n	#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n	#ifdef USE_TANGENT\n		mat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n	#else\n		mat3 tbn = getTangentFrame( - vViewPosition, normal,\n		#if defined( USE_NORMALMAP )\n			vNormalMapUv\n		#elif defined( USE_CLEARCOAT_NORMALMAP )\n			vClearcoatNormalMapUv\n		#else\n			vUv\n		#endif\n		);\n	#endif\n	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n		tbn[0] *= faceDirection;\n		tbn[1] *= faceDirection;\n	#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n	#ifdef USE_TANGENT\n		mat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n	#else\n		mat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n	#endif\n	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n		tbn2[0] *= faceDirection;\n		tbn2[1] *= faceDirection;\n	#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n	normal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n	#ifdef FLIP_SIDED\n		normal = - normal;\n	#endif\n	#ifdef DOUBLE_SIDED\n		normal = normal * faceDirection;\n	#endif\n	normal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n	vec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n	mapN.xy *= normalScale;\n	normal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n	normal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n	#ifdef USE_TANGENT\n		varying vec3 vTangent;\n		varying vec3 vBitangent;\n	#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n	varying vec3 vNormal;\n	#ifdef USE_TANGENT\n		varying vec3 vTangent;\n		varying vec3 vBitangent;\n	#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n	vNormal = normalize( transformedNormal );\n	#ifdef USE_TANGENT\n		vTangent = normalize( transformedTangent );\n		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n	#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n	uniform sampler2D normalMap;\n	uniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n	uniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n	mat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n		vec3 q0 = dFdx( eye_pos.xyz );\n		vec3 q1 = dFdy( eye_pos.xyz );\n		vec2 st0 = dFdx( uv.st );\n		vec2 st1 = dFdy( uv.st );\n		vec3 N = surf_norm;\n		vec3 q1perp = cross( q1, N );\n		vec3 q0perp = cross( N, q0 );\n		vec3 T = q1perp * st0.x + q0perp * st1.x;\n		vec3 B = q1perp * st0.y + q0perp * st1.y;\n		float det = max( dot( T, T ), dot( B, B ) );\n		float scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n		return mat3( T * scale, B * scale, N );\n	}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n	vec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n	vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n	clearcoatMapN.xy *= clearcoatNormalScale;\n	clearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n	uniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n	uniform sampler2D clearcoatNormalMap;\n	uniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n	uniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n	uniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n	uniform 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	return normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n	return 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n	vec4 r = vec4( fract( v * PackFactors ), v );\n	r.yzw -= r.xyz * ShiftRight8;	return r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n	return dot( v, UnpackFactors );\n}\nvec2 packDepthToRG( in highp float v ) {\n	return packDepthToRGBA( v ).yx;\n}\nfloat unpackRGToDepth( const in highp vec2 v ) {\n	return unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n	vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n	return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n	return 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	return ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n	return depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n	return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n	return ( near * far ) / ( ( far - near ) * depth - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n	gl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n	mvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n	mvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n	gl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n	vec3 dithering( vec3 color ) {\n		float grid_position = rand( gl_FragCoord.xy );\n		vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n		dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n		return color + dither_shift_RGB;\n	}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n	vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n	roughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n	uniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n	uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n	#if NUM_DIR_LIGHT_SHADOWS > 0\n		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n		struct DirectionalLightShadow {\n			float shadowBias;\n			float shadowNormalBias;\n			float shadowRadius;\n			vec2 shadowMapSize;\n		};\n		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n	#endif\n	#if NUM_SPOT_LIGHT_SHADOWS > 0\n		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n		struct SpotLightShadow {\n			float shadowBias;\n			float shadowNormalBias;\n			float shadowRadius;\n			vec2 shadowMapSize;\n		};\n		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n	#endif\n	#if NUM_POINT_LIGHT_SHADOWS > 0\n		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n		struct PointLightShadow {\n			float shadowBias;\n			float shadowNormalBias;\n			float shadowRadius;\n			vec2 shadowMapSize;\n			float shadowCameraNear;\n			float shadowCameraFar;\n		};\n		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n	#endif\n	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n		return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n	}\n	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n		return unpackRGBATo2Half( texture2D( shadow, uv ) );\n	}\n	float VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n		float occlusion = 1.0;\n		vec2 distribution = texture2DDistribution( shadow, uv );\n		float hard_shadow = step( compare , distribution.x );\n		if (hard_shadow != 1.0 ) {\n			float distance = compare - distribution.x ;\n			float variance = max( 0.00000, distribution.y * distribution.y );\n			float softness_probability = variance / (variance + distance * distance );			softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );			occlusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n		}\n		return occlusion;\n	}\n	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n		float shadow = 1.0;\n		shadowCoord.xyz /= shadowCoord.w;\n		shadowCoord.z += shadowBias;\n		bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n		bool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n		if ( frustumTest ) {\n		#if defined( SHADOWMAP_TYPE_PCF )\n			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n			float dx0 = - texelSize.x * shadowRadius;\n			float dy0 = - texelSize.y * shadowRadius;\n			float dx1 = + texelSize.x * shadowRadius;\n			float dy1 = + texelSize.y * shadowRadius;\n			float dx2 = dx0 / 2.0;\n			float dy2 = dy0 / 2.0;\n			float dx3 = dx1 / 2.0;\n			float dy3 = dy1 / 2.0;\n			shadow = (\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n			) * ( 1.0 / 17.0 );\n		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n			float dx = texelSize.x;\n			float dy = texelSize.y;\n			vec2 uv = shadowCoord.xy;\n			vec2 f = fract( uv * shadowMapSize + 0.5 );\n			uv -= f * texelSize;\n			shadow = (\n				texture2DCompare( shadowMap, uv, shadowCoord.z ) +\n				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n					 f.x ) +\n				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n					 f.x ) +\n				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n					 f.y ) +\n				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n					 f.y ) +\n				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n						  f.x ),\n					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n						  f.x ),\n					 f.y )\n			) * ( 1.0 / 9.0 );\n		#elif defined( SHADOWMAP_TYPE_VSM )\n			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n		#else\n			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n		#endif\n		}\n		return shadow;\n	}\n	vec2 cubeToUV( vec3 v, float texelSizeY ) {\n		vec3 absV = abs( v );\n		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n		absV *= scaleToCube;\n		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n		vec2 planar = v.xy;\n		float almostATexel = 1.5 * texelSizeY;\n		float almostOne = 1.0 - almostATexel;\n		if ( absV.z >= almostOne ) {\n			if ( v.z > 0.0 )\n				planar.x = 4.0 - v.x;\n		} else if ( absV.x >= almostOne ) {\n			float signX = sign( v.x );\n			planar.x = v.z * signX + 2.0 * signX;\n		} else if ( absV.y >= almostOne ) {\n			float signY = sign( v.y );\n			planar.x = v.x + 2.0 * signY + 2.0;\n			planar.y = v.z * signY - 2.0;\n		}\n		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n	}\n	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n		vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n		vec3 lightToPosition = shadowCoord.xyz;\n		float dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );		dp += shadowBias;\n		vec3 bd3D = normalize( lightToPosition );\n		#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n			vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n			return (\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n				texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n			) * ( 1.0 / 9.0 );\n		#else\n			return texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n		#endif\n	}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n	uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n	#if NUM_DIR_LIGHT_SHADOWS > 0\n		uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n		struct DirectionalLightShadow {\n			float shadowBias;\n			float shadowNormalBias;\n			float shadowRadius;\n			vec2 shadowMapSize;\n		};\n		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n	#endif\n	#if NUM_SPOT_LIGHT_SHADOWS > 0\n		struct SpotLightShadow {\n			float shadowBias;\n			float shadowNormalBias;\n			float shadowRadius;\n			vec2 shadowMapSize;\n		};\n		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n	#endif\n	#if NUM_POINT_LIGHT_SHADOWS > 0\n		uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n		struct PointLightShadow {\n			float shadowBias;\n			float shadowNormalBias;\n			float shadowRadius;\n			vec2 shadowMapSize;\n			float shadowCameraNear;\n			float shadowCameraFar;\n		};\n		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n	#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	vec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n	vec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n	#if NUM_DIR_LIGHT_SHADOWS > 0\n		#pragma unroll_loop_start\n		for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n			vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n		}\n		#pragma unroll_loop_end\n	#endif\n	#if NUM_POINT_LIGHT_SHADOWS > 0\n		#pragma unroll_loop_start\n		for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n			vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n		}\n		#pragma unroll_loop_end\n	#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n	#pragma unroll_loop_start\n	for ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n		shadowWorldPosition = worldPosition;\n		#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n			shadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n		#endif\n		vSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n	}\n	#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n	float shadow = 1.0;\n	#ifdef USE_SHADOWMAP\n	#if NUM_DIR_LIGHT_SHADOWS > 0\n	DirectionalLightShadow directionalLight;\n	#pragma unroll_loop_start\n	for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n		directionalLight = directionalLightShadows[ i ];\n		shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n	}\n	#pragma unroll_loop_end\n	#endif\n	#if NUM_SPOT_LIGHT_SHADOWS > 0\n	SpotLightShadow spotLight;\n	#pragma unroll_loop_start\n	for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n		spotLight = spotLightShadows[ i ];\n		shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n	}\n	#pragma unroll_loop_end\n	#endif\n	#if NUM_POINT_LIGHT_SHADOWS > 0\n	PointLightShadow pointLight;\n	#pragma unroll_loop_start\n	for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n		pointLight = pointLightShadows[ i ];\n		shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n	}\n	#pragma unroll_loop_end\n	#endif\n	#endif\n	return shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n	mat4 boneMatX = getBoneMatrix( skinIndex.x );\n	mat4 boneMatY = getBoneMatrix( skinIndex.y );\n	mat4 boneMatZ = getBoneMatrix( skinIndex.z );\n	mat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n	uniform mat4 bindMatrix;\n	uniform mat4 bindMatrixInverse;\n	uniform highp sampler2D boneTexture;\n	mat4 getBoneMatrix( const in float i ) {\n		int size = textureSize( boneTexture, 0 ).x;\n		int j = int( i ) * 4;\n		int x = j % size;\n		int y = j / size;\n		vec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n		vec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n		vec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n		vec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n		return mat4( v1, v2, v3, v4 );\n	}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n	vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n	vec4 skinned = vec4( 0.0 );\n	skinned += boneMatX * skinVertex * skinWeight.x;\n	skinned += boneMatY * skinVertex * skinWeight.y;\n	skinned += boneMatZ * skinVertex * skinWeight.z;\n	skinned += boneMatW * skinVertex * skinWeight.w;\n	transformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n	mat4 skinMatrix = mat4( 0.0 );\n	skinMatrix += skinWeight.x * boneMatX;\n	skinMatrix += skinWeight.y * boneMatY;\n	skinMatrix += skinWeight.z * boneMatZ;\n	skinMatrix += skinWeight.w * boneMatW;\n	skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n	objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n	#ifdef USE_TANGENT\n		objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n	#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n	vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n	specularStrength = texelSpecular.r;\n#else\n	specularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n	uniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n	gl_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	return saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n	color *= toneMappingExposure;\n	return saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n	color *= toneMappingExposure;\n	color = max( vec3( 0.0 ), color - 0.004 );\n	return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n	vec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n	vec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n	return a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n	const mat3 ACESInputMat = mat3(\n		vec3( 0.59719, 0.07600, 0.02840 ),		vec3( 0.35458, 0.90834, 0.13383 ),\n		vec3( 0.04823, 0.01566, 0.83777 )\n	);\n	const mat3 ACESOutputMat = mat3(\n		vec3(  1.60475, -0.10208, -0.00327 ),		vec3( -0.53108,  1.10813, -0.07276 ),\n		vec3( -0.07367, -0.00605,  1.07602 )\n	);\n	color *= toneMappingExposure / 0.6;\n	color = ACESInputMat * color;\n	color = RRTAndODTFit( color );\n	color = ACESOutputMat * color;\n	return saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n	vec3( 1.6605, - 0.1246, - 0.0182 ),\n	vec3( - 0.5876, 1.1329, - 0.1006 ),\n	vec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n	vec3( 0.6274, 0.0691, 0.0164 ),\n	vec3( 0.3293, 0.9195, 0.0880 ),\n	vec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n	vec3 x2 = x * x;\n	vec3 x4 = x2 * x2;\n	return + 15.5 * x4 * x2\n		- 40.14 * x4 * x\n		+ 31.96 * x4\n		- 6.868 * x2 * x\n		+ 0.4298 * x2\n		+ 0.1191 * x\n		- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n	const mat3 AgXInsetMatrix = mat3(\n		vec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n		vec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n		vec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n	);\n	const mat3 AgXOutsetMatrix = mat3(\n		vec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n		vec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n		vec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n	);\n	const float AgxMinEv = - 12.47393;	const float AgxMaxEv = 4.026069;\n	color *= toneMappingExposure;\n	color = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n	color = AgXInsetMatrix * color;\n	color = max( color, 1e-10 );	color = log2( color );\n	color = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n	color = clamp( color, 0.0, 1.0 );\n	color = agxDefaultContrastApprox( color );\n	color = AgXOutsetMatrix * color;\n	color = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n	color = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n	color = clamp( color, 0.0, 1.0 );\n	return color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n	float startCompression = 0.8 - 0.04;\n	float desaturation = 0.15;\n	color *= toneMappingExposure;\n	float x = min(color.r, min(color.g, color.b));\n	float offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n	color -= offset;\n	float peak = max(color.r, max(color.g, color.b));\n	if (peak < startCompression) return color;\n	float d = 1. - startCompression;\n	float newPeak = 1. - d * d / (peak + d - startCompression);\n	color *= newPeak / peak;\n	float g = 1. - 1. / (desaturation * (peak - newPeak) + 1.);\n	return mix(color, vec3(1, 1, 1), g);\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n	material.transmission = transmission;\n	material.transmissionAlpha = 1.0;\n	material.thickness = thickness;\n	material.attenuationDistance = attenuationDistance;\n	material.attenuationColor = attenuationColor;\n	#ifdef USE_TRANSMISSIONMAP\n		material.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n	#endif\n	#ifdef USE_THICKNESSMAP\n		material.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n	#endif\n	vec3 pos = vWorldPosition;\n	vec3 v = normalize( cameraPosition - pos );\n	vec3 n = inverseTransformDirection( normal, viewMatrix );\n	vec4 transmitted = getIBLVolumeRefraction(\n		n, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n		pos, modelMatrix, viewMatrix, projectionMatrix, material.ior, material.thickness,\n		material.attenuationColor, material.attenuationDistance );\n	material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n	totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n	uniform float transmission;\n	uniform float thickness;\n	uniform float attenuationDistance;\n	uniform vec3 attenuationColor;\n	#ifdef USE_TRANSMISSIONMAP\n		uniform sampler2D transmissionMap;\n	#endif\n	#ifdef USE_THICKNESSMAP\n		uniform sampler2D thicknessMap;\n	#endif\n	uniform vec2 transmissionSamplerSize;\n	uniform sampler2D transmissionSamplerMap;\n	uniform mat4 modelMatrix;\n	uniform mat4 projectionMatrix;\n	varying vec3 vWorldPosition;\n	float w0( float a ) {\n		return ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n	}\n	float w1( float a ) {\n		return ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );\n	}\n	float w2( float a ){\n		return ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n	}\n	float w3( float a ) {\n		return ( 1.0 / 6.0 ) * ( a * a * a );\n	}\n	float g0( float a ) {\n		return w0( a ) + w1( a );\n	}\n	float g1( float a ) {\n		return w2( a ) + w3( a );\n	}\n	float h0( float a ) {\n		return - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n	}\n	float h1( float a ) {\n		return 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n	}\n	vec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n		uv = uv * texelSize.zw + 0.5;\n		vec2 iuv = floor( uv );\n		vec2 fuv = fract( uv );\n		float g0x = g0( fuv.x );\n		float g1x = g1( fuv.x );\n		float h0x = h0( fuv.x );\n		float h1x = h1( fuv.x );\n		float h0y = h0( fuv.y );\n		float h1y = h1( fuv.y );\n		vec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n		vec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n		vec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n		vec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n		return g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n			g1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n	}\n	vec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n		vec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n		vec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n		vec2 fLodSizeInv = 1.0 / fLodSize;\n		vec2 cLodSizeInv = 1.0 / cLodSize;\n		vec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n		vec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n		return mix( fSample, cSample, fract( lod ) );\n	}\n	vec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n		vec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n		vec3 modelScale;\n		modelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n		modelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n		modelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n		return normalize( refractionVector ) * thickness * modelScale;\n	}\n	float applyIorToRoughness( const in float roughness, const in float ior ) {\n		return roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n	}\n	vec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n		float lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n		return textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n	}\n	vec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n		if ( isinf( attenuationDistance ) ) {\n			return vec3( 1.0 );\n		} else {\n			vec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n			vec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );			return transmittance;\n		}\n	}\n	vec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n		const in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n		const in mat4 viewMatrix, const in mat4 projMatrix, const in float ior, const in float thickness,\n		const in vec3 attenuationColor, const in float attenuationDistance ) {\n		vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n		vec3 refractedRayExit = position + transmissionRay;\n		vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n		vec2 refractionCoords = ndcPos.xy / ndcPos.w;\n		refractionCoords += 1.0;\n		refractionCoords /= 2.0;\n		vec4 transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n		vec3 transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n		vec3 attenuatedColor = transmittance * transmittedLight.rgb;\n		vec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n		float transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n		return vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n	}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n	varying vec2 vUv;\n#endif\n#ifdef USE_MAP\n	varying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n	varying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n	varying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n	varying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n	varying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n	varying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n	varying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n	varying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n	varying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n	varying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n	varying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n	varying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n	varying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n	varying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n	varying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n	varying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n	varying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n	varying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n	varying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n	varying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n	uniform mat3 transmissionMapTransform;\n	varying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n	uniform mat3 thicknessMapTransform;\n	varying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n	varying vec2 vUv;\n#endif\n#ifdef USE_MAP\n	uniform mat3 mapTransform;\n	varying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n	uniform mat3 alphaMapTransform;\n	varying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n	uniform mat3 lightMapTransform;\n	varying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n	uniform mat3 aoMapTransform;\n	varying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n	uniform mat3 bumpMapTransform;\n	varying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n	uniform mat3 normalMapTransform;\n	varying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n	uniform mat3 displacementMapTransform;\n	varying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n	uniform mat3 emissiveMapTransform;\n	varying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n	uniform mat3 metalnessMapTransform;\n	varying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n	uniform mat3 roughnessMapTransform;\n	varying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n	uniform mat3 anisotropyMapTransform;\n	varying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n	uniform mat3 clearcoatMapTransform;\n	varying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n	uniform mat3 clearcoatNormalMapTransform;\n	varying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n	uniform mat3 clearcoatRoughnessMapTransform;\n	varying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n	uniform mat3 sheenColorMapTransform;\n	varying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n	uniform mat3 sheenRoughnessMapTransform;\n	varying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n	uniform mat3 iridescenceMapTransform;\n	varying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n	uniform mat3 iridescenceThicknessMapTransform;\n	varying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n	uniform mat3 specularMapTransform;\n	varying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n	uniform mat3 specularColorMapTransform;\n	varying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n	uniform mat3 specularIntensityMapTransform;\n	varying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n	uniform mat3 transmissionMapTransform;\n	varying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n	uniform mat3 thicknessMapTransform;\n	varying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n	vUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n	vMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n	vAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n	vLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n	vAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n	vBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n	vNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n	vDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n	vEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n	vMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n	vRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n	vAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n	vClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n	vClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n	vClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n	vIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n	vIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n	vSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n	vSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n	vSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n	vSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n	vSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n	vTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n	vThicknessMapUv = ( 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	vec4 worldPosition = vec4( transformed, 1.0 );\n	#ifdef USE_BATCHING\n		worldPosition = batchingMatrix * worldPosition;\n	#endif\n	#ifdef USE_INSTANCING\n		worldPosition = instanceMatrix * worldPosition;\n	#endif\n	worldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n	gl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n	vec4 texColor = texture2D( t2D, vUv );\n	#ifdef DECODE_VIDEO_TEXTURE\n		texColor = 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	#endif\n	texColor.rgb *= backgroundIntensity;\n	gl_FragColor = texColor;\n	#include <tonemapping_fragment>\n	#include <colorspace_fragment>\n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n	vWorldDirection = transformDirection( position, modelMatrix );\n	#include <begin_vertex>\n	#include <project_vertex>\n	gl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n	uniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n	uniform 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	#ifdef ENVMAP_TYPE_CUBE\n		vec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n	#elif defined( ENVMAP_TYPE_CUBE_UV )\n		vec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n	#else\n		vec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n	#endif\n	texColor.rgb *= backgroundIntensity;\n	gl_FragColor = texColor;\n	#include <tonemapping_fragment>\n	#include <colorspace_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n	vWorldDirection = transformDirection( position, modelMatrix );\n	#include <begin_vertex>\n	#include <project_vertex>\n	gl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n	vec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n	gl_FragColor = texColor;\n	gl_FragColor.a *= opacity;\n	#include <tonemapping_fragment>\n	#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	#include <uv_vertex>\n	#include <batching_vertex>\n	#include <skinbase_vertex>\n	#include <morphinstance_vertex>\n	#ifdef USE_DISPLACEMENTMAP\n		#include <beginnormal_vertex>\n		#include <morphnormal_vertex>\n		#include <skinnormal_vertex>\n	#endif\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	vHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n	uniform 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	vec4 diffuseColor = vec4( 1.0 );\n	#include <clipping_planes_fragment>\n	#if DEPTH_PACKING == 3200\n		diffuseColor.a = opacity;\n	#endif\n	#include <map_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <alphahash_fragment>\n	#include <logdepthbuf_fragment>\n	float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n	#if DEPTH_PACKING == 3200\n		gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n	#elif DEPTH_PACKING == 3201\n		gl_FragColor = packDepthToRGBA( fragCoordZ );\n	#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	#include <uv_vertex>\n	#include <batching_vertex>\n	#include <skinbase_vertex>\n	#include <morphinstance_vertex>\n	#ifdef USE_DISPLACEMENTMAP\n		#include <beginnormal_vertex>\n		#include <morphnormal_vertex>\n		#include <skinnormal_vertex>\n	#endif\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <worldpos_vertex>\n	#include <clipping_planes_vertex>\n	vWorldPosition = 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	vec4 diffuseColor = vec4( 1.0 );\n	#include <clipping_planes_fragment>\n	#include <map_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <alphahash_fragment>\n	float dist = length( vWorldPosition - referencePosition );\n	dist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n	dist = saturate( dist );\n	gl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n	vWorldDirection = transformDirection( position, modelMatrix );\n	#include <begin_vertex>\n	#include <project_vertex>\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n	vec3 direction = normalize( vWorldDirection );\n	vec2 sampleUV = equirectUv( direction );\n	gl_FragColor = texture2D( tEquirect, sampleUV );\n	#include <tonemapping_fragment>\n	#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	vLineDistance = scale * lineDistance;\n	#include <uv_vertex>\n	#include <color_vertex>\n	#include <morphinstance_vertex>\n	#include <morphcolor_vertex>\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	#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	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <clipping_planes_fragment>\n	if ( mod( vLineDistance, totalSize ) > dashSize ) {\n		discard;\n	}\n	vec3 outgoingLight = vec3( 0.0 );\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <color_fragment>\n	outgoingLight = diffuseColor.rgb;\n	#include <opaque_fragment>\n	#include <tonemapping_fragment>\n	#include <colorspace_fragment>\n	#include <fog_fragment>\n	#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	#include <uv_vertex>\n	#include <color_vertex>\n	#include <morphinstance_vertex>\n	#include <morphcolor_vertex>\n	#include <batching_vertex>\n	#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n		#include <beginnormal_vertex>\n		#include <morphnormal_vertex>\n		#include <skinbase_vertex>\n		#include <skinnormal_vertex>\n		#include <defaultnormal_vertex>\n	#endif\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	#include <worldpos_vertex>\n	#include <envmap_vertex>\n	#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n	varying 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	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <clipping_planes_fragment>\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <color_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <alphahash_fragment>\n	#include <specularmap_fragment>\n	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n	#ifdef USE_LIGHTMAP\n		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n		reflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n	#else\n		reflectedLight.indirectDiffuse += vec3( 1.0 );\n	#endif\n	#include <aomap_fragment>\n	reflectedLight.indirectDiffuse *= diffuseColor.rgb;\n	vec3 outgoingLight = reflectedLight.indirectDiffuse;\n	#include <envmap_fragment>\n	#include <opaque_fragment>\n	#include <tonemapping_fragment>\n	#include <colorspace_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n	#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	#include <uv_vertex>\n	#include <color_vertex>\n	#include <morphinstance_vertex>\n	#include <morphcolor_vertex>\n	#include <batching_vertex>\n	#include <beginnormal_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n	#include <normal_vertex>\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	vViewPosition = - mvPosition.xyz;\n	#include <worldpos_vertex>\n	#include <envmap_vertex>\n	#include <shadowmap_vertex>\n	#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	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <clipping_planes_fragment>\n	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n	vec3 totalEmissiveRadiance = emissive;\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <color_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <alphahash_fragment>\n	#include <specularmap_fragment>\n	#include <normal_fragment_begin>\n	#include <normal_fragment_maps>\n	#include <emissivemap_fragment>\n	#include <lights_lambert_fragment>\n	#include <lights_fragment_begin>\n	#include <lights_fragment_maps>\n	#include <lights_fragment_end>\n	#include <aomap_fragment>\n	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n	#include <envmap_fragment>\n	#include <opaque_fragment>\n	#include <tonemapping_fragment>\n	#include <colorspace_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n	#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	#include <uv_vertex>\n	#include <color_vertex>\n	#include <morphinstance_vertex>\n	#include <morphcolor_vertex>\n	#include <batching_vertex>\n	#include <beginnormal_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n	#include <normal_vertex>\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	#include <fog_vertex>\n	vViewPosition = - 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	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <clipping_planes_fragment>\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <color_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <alphahash_fragment>\n	#include <normal_fragment_begin>\n	#include <normal_fragment_maps>\n	vec3 viewDir = normalize( vViewPosition );\n	vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n	vec3 y = cross( viewDir, x );\n	vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n	#ifdef USE_MATCAP\n		vec4 matcapColor = texture2D( matcap, uv );\n	#else\n		vec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n	#endif\n	vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n	#include <opaque_fragment>\n	#include <tonemapping_fragment>\n	#include <colorspace_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n	#include <dithering_fragment>\n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n	varying 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	#include <uv_vertex>\n	#include <batching_vertex>\n	#include <beginnormal_vertex>\n	#include <morphinstance_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n	#include <normal_vertex>\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n	vViewPosition = - 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	varying 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	vec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n	#include <clipping_planes_fragment>\n	#include <logdepthbuf_fragment>\n	#include <normal_fragment_begin>\n	#include <normal_fragment_maps>\n	gl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );\n	#ifdef OPAQUE\n		gl_FragColor.a = 1.0;\n	#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	#include <uv_vertex>\n	#include <color_vertex>\n	#include <morphcolor_vertex>\n	#include <batching_vertex>\n	#include <beginnormal_vertex>\n	#include <morphinstance_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n	#include <normal_vertex>\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	vViewPosition = - mvPosition.xyz;\n	#include <worldpos_vertex>\n	#include <envmap_vertex>\n	#include <shadowmap_vertex>\n	#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	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <clipping_planes_fragment>\n	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n	vec3 totalEmissiveRadiance = emissive;\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <color_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <alphahash_fragment>\n	#include <specularmap_fragment>\n	#include <normal_fragment_begin>\n	#include <normal_fragment_maps>\n	#include <emissivemap_fragment>\n	#include <lights_phong_fragment>\n	#include <lights_fragment_begin>\n	#include <lights_fragment_maps>\n	#include <lights_fragment_end>\n	#include <aomap_fragment>\n	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n	#include <envmap_fragment>\n	#include <opaque_fragment>\n	#include <tonemapping_fragment>\n	#include <colorspace_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n	#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n	varying 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	#include <uv_vertex>\n	#include <color_vertex>\n	#include <morphinstance_vertex>\n	#include <morphcolor_vertex>\n	#include <batching_vertex>\n	#include <beginnormal_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n	#include <normal_vertex>\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	vViewPosition = - mvPosition.xyz;\n	#include <worldpos_vertex>\n	#include <shadowmap_vertex>\n	#include <fog_vertex>\n#ifdef USE_TRANSMISSION\n	vWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n	#define IOR\n	#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n	uniform float ior;\n#endif\n#ifdef USE_SPECULAR\n	uniform float specularIntensity;\n	uniform vec3 specularColor;\n	#ifdef USE_SPECULAR_COLORMAP\n		uniform sampler2D specularColorMap;\n	#endif\n	#ifdef USE_SPECULAR_INTENSITYMAP\n		uniform sampler2D specularIntensityMap;\n	#endif\n#endif\n#ifdef USE_CLEARCOAT\n	uniform float clearcoat;\n	uniform float clearcoatRoughness;\n#endif\n#ifdef USE_IRIDESCENCE\n	uniform float iridescence;\n	uniform float iridescenceIOR;\n	uniform float iridescenceThicknessMinimum;\n	uniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n	uniform vec3 sheenColor;\n	uniform float sheenRoughness;\n	#ifdef USE_SHEEN_COLORMAP\n		uniform sampler2D sheenColorMap;\n	#endif\n	#ifdef USE_SHEEN_ROUGHNESSMAP\n		uniform sampler2D sheenRoughnessMap;\n	#endif\n#endif\n#ifdef USE_ANISOTROPY\n	uniform vec2 anisotropyVector;\n	#ifdef USE_ANISOTROPYMAP\n		uniform sampler2D anisotropyMap;\n	#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	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <clipping_planes_fragment>\n	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n	vec3 totalEmissiveRadiance = emissive;\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <color_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <alphahash_fragment>\n	#include <roughnessmap_fragment>\n	#include <metalnessmap_fragment>\n	#include <normal_fragment_begin>\n	#include <normal_fragment_maps>\n	#include <clearcoat_normal_fragment_begin>\n	#include <clearcoat_normal_fragment_maps>\n	#include <emissivemap_fragment>\n	#include <lights_physical_fragment>\n	#include <lights_fragment_begin>\n	#include <lights_fragment_maps>\n	#include <lights_fragment_end>\n	#include <aomap_fragment>\n	vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n	vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n	#include <transmission_fragment>\n	vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n	#ifdef USE_SHEEN\n		float sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n		outgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;\n	#endif\n	#ifdef USE_CLEARCOAT\n		float dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n		vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n		outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n	#endif\n	#include <opaque_fragment>\n	#include <tonemapping_fragment>\n	#include <colorspace_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n	#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	#include <uv_vertex>\n	#include <color_vertex>\n	#include <morphinstance_vertex>\n	#include <morphcolor_vertex>\n	#include <batching_vertex>\n	#include <beginnormal_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n	#include <normal_vertex>\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <displacementmap_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	vViewPosition = - mvPosition.xyz;\n	#include <worldpos_vertex>\n	#include <shadowmap_vertex>\n	#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	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <clipping_planes_fragment>\n	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n	vec3 totalEmissiveRadiance = emissive;\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <color_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <alphahash_fragment>\n	#include <normal_fragment_begin>\n	#include <normal_fragment_maps>\n	#include <emissivemap_fragment>\n	#include <lights_toon_fragment>\n	#include <lights_fragment_begin>\n	#include <lights_fragment_maps>\n	#include <lights_fragment_end>\n	#include <aomap_fragment>\n	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n	#include <opaque_fragment>\n	#include <tonemapping_fragment>\n	#include <colorspace_fragment>\n	#include <fog_fragment>\n	#include <premultiplied_alpha_fragment>\n	#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	varying vec2 vUv;\n	uniform mat3 uvTransform;\n#endif\nvoid main() {\n	#ifdef USE_POINTS_UV\n		vUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n	#endif\n	#include <color_vertex>\n	#include <morphinstance_vertex>\n	#include <morphcolor_vertex>\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <project_vertex>\n	gl_PointSize = size;\n	#ifdef USE_SIZEATTENUATION\n		bool isPerspective = isPerspectiveMatrix( projectionMatrix );\n		if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n	#endif\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	#include <worldpos_vertex>\n	#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	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <clipping_planes_fragment>\n	vec3 outgoingLight = vec3( 0.0 );\n	#include <logdepthbuf_fragment>\n	#include <map_particle_fragment>\n	#include <color_fragment>\n	#include <alphatest_fragment>\n	#include <alphahash_fragment>\n	outgoingLight = diffuseColor.rgb;\n	#include <opaque_fragment>\n	#include <tonemapping_fragment>\n	#include <colorspace_fragment>\n	#include <fog_fragment>\n	#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	#include <batching_vertex>\n	#include <beginnormal_vertex>\n	#include <morphinstance_vertex>\n	#include <morphnormal_vertex>\n	#include <skinbase_vertex>\n	#include <skinnormal_vertex>\n	#include <defaultnormal_vertex>\n	#include <begin_vertex>\n	#include <morphtarget_vertex>\n	#include <skinning_vertex>\n	#include <project_vertex>\n	#include <logdepthbuf_vertex>\n	#include <worldpos_vertex>\n	#include <shadowmap_vertex>\n	#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	#include <logdepthbuf_fragment>\n	gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n	#include <tonemapping_fragment>\n	#include <colorspace_fragment>\n	#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	#include <uv_vertex>\n	vec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n	vec2 scale;\n	scale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n	scale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n	#ifndef USE_SIZEATTENUATION\n		bool isPerspective = isPerspectiveMatrix( projectionMatrix );\n		if ( isPerspective ) scale *= - mvPosition.z;\n	#endif\n	vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n	vec2 rotatedPosition;\n	rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n	rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n	mvPosition.xy += rotatedPosition;\n	gl_Position = projectionMatrix * mvPosition;\n	#include <logdepthbuf_vertex>\n	#include <clipping_planes_vertex>\n	#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	vec4 diffuseColor = vec4( diffuse, opacity );\n	#include <clipping_planes_fragment>\n	vec3 outgoingLight = vec3( 0.0 );\n	#include <logdepthbuf_fragment>\n	#include <map_fragment>\n	#include <alphamap_fragment>\n	#include <alphatest_fragment>\n	#include <alphahash_fragment>\n	outgoingLight = diffuseColor.rgb;\n	#include <opaque_fragment>\n	#include <tonemapping_fragment>\n	#include <colorspace_fragment>\n	#include <fog_fragment>\n}"},aw={common:{diffuse:{value:new r_(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new ik},alphaMap:{value:null},alphaMapTransform:{value:new ik},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new ik}},envmap:{envMap:{value:null},envMapRotation:{value:new ik},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new ik}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new ik}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new ik},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new ik},normalScale:{value:new iH(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new ik},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new ik}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new ik}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new ik}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new r_(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new r_(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new ik},alphaTest:{value:0},uvTransform:{value:new ik}},sprite:{diffuse:{value:new r_(16777215)},opacity:{value:1},center:{value:new iH(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new ik},alphaMap:{value:null},alphaMapTransform:{value:new ik},alphaTest:{value:0}}},aA={basic:{uniforms:an([aw.common,aw.specularmap,aw.envmap,aw.aomap,aw.lightmap,aw.fog]),vertexShader:aE.meshbasic_vert,fragmentShader:aE.meshbasic_frag},lambert:{uniforms:an([aw.common,aw.specularmap,aw.envmap,aw.aomap,aw.lightmap,aw.emissivemap,aw.bumpmap,aw.normalmap,aw.displacementmap,aw.fog,aw.lights,{emissive:{value:new r_(0)}}]),vertexShader:aE.meshlambert_vert,fragmentShader:aE.meshlambert_frag},phong:{uniforms:an([aw.common,aw.specularmap,aw.envmap,aw.aomap,aw.lightmap,aw.emissivemap,aw.bumpmap,aw.normalmap,aw.displacementmap,aw.fog,aw.lights,{emissive:{value:new r_(0)},specular:{value:new r_(1118481)},shininess:{value:30}}]),vertexShader:aE.meshphong_vert,fragmentShader:aE.meshphong_frag},standard:{uniforms:an([aw.common,aw.envmap,aw.aomap,aw.lightmap,aw.emissivemap,aw.bumpmap,aw.normalmap,aw.displacementmap,aw.roughnessmap,aw.metalnessmap,aw.fog,aw.lights,{emissive:{value:new r_(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:aE.meshphysical_vert,fragmentShader:aE.meshphysical_frag},toon:{uniforms:an([aw.common,aw.aomap,aw.lightmap,aw.emissivemap,aw.bumpmap,aw.normalmap,aw.displacementmap,aw.gradientmap,aw.fog,aw.lights,{emissive:{value:new 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e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),i=(this.right+this.left)/2,n=(this.top+this.bottom)/2,r=i-e,a=i+e,s=n+t,o=n-t;if(null!==this.view&&this.view.enabled){let e=(this.right-this.left)/this.view.fullWidth/this.zoom,t=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=e*this.view.offsetX,a=r+e*this.view.width,s-=t*this.view.offsetY,o=s-t*this.view.height}this.projectionMatrix.makeOrthographic(r,a,s,o,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){let t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,null!==this.view&&(t.object.view=Object.assign({},this.view)),t}constructor(e=-1,t=1,i=1,n=-1,r=.1,a=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=i,this.bottom=n,this.near=r,this.far=a,this.updateProjectionMatrix()}}let aB=[.125,.215,.35,.446,.526,.582],az=new aF,aG=new r_,aH=null,ak=0,aV=0,aW=(1+Math.sqrt(5))/2,aX=1/aW,aj=[new nl(1,1,1),new nl(-1,1,1),new nl(1,1,-1),new nl(-1,1,-1),new nl(0,aW,aX),new nl(0,aW,-aX),new nl(aX,0,aW),new nl(-aX,0,aW),new nl(aW,aX,0),new nl(-aW,aX,0)];class aq{fromScene(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:.1,n=arguments.length>3&&void 0!==arguments[3]?arguments[3]:100;aH=this._renderer.getRenderTarget(),ak=this._renderer.getActiveCubeFace(),aV=this._renderer.getActiveMipmapLevel(),this._setSize(256);let r=this._allocateTargets();return r.depthBuffer=!0,this._sceneToCubeUV(e,i,n,r),t>0&&this._blur(r,0,0,t),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return this._fromTexture(e,t)}fromCubemap(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=aK(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=aJ(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}_cleanup(e){this._renderer.setRenderTarget(aH,ak,aV),e.scissorTest=!1,aZ(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===eg||e.mapping===e_?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),aH=this._renderer.getRenderTarget(),ak=this._renderer.getActiveCubeFace(),aV=this._renderer.getActiveMipmapLevel();let i=t||this._allocateTargets();return this._textureToCubeUV(e,i),this._applyPMREM(i),this._cleanup(i),i}_allocateTargets(){let e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,i={magFilter:eC,minFilter:eC,generateMipmaps:!1,type:eH,format:ej,colorSpace:tW,depthBuffer:!1},n=aY(e,t,i);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=aY(e,t,i);let{_lodMax:n}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=function(e){let t=[],i=[],n=[],r=e,a=e-4+1+aB.length;for(let s=0;s<a;s++){let a=Math.pow(2,r);i.push(a);let o=1/a;s>e-4?o=aB[s-e+4-1]:0===s&&(o=0),n.push(o);let l=1/(a-2),h=-l,u=1+l,c=[h,h,u,h,u,u,h,h,u,u,h,u],d=new Float32Array(108),p=new Float32Array(72),f=new Float32Array(36);for(let e=0;e<6;e++){let t=e%3*2/3-1,i=e>2?0:-1,n=[t,i,0,t+2/3,i,0,t+2/3,i+1,0,t,i,0,t+2/3,i+1,0,t,i+1,0];d.set(n,18*e),p.set(c,12*e);let r=[e,e,e,e,e,e];f.set(r,6*e)}let m=new rX;m.setAttribute("position",new rR(d,3)),m.setAttribute("uv",new rR(p,2)),m.setAttribute("faceIndex",new rR(f,1)),t.push(m),r>4&&r--}return{lodPlanes:t,sizeLods:i,sigmas:n}}(n)),this._blurMaterial=function(e,t,i){let n=new Float32Array(20),r=new nl(0,1,0);return new as({name:"SphericalGaussianBlur",defines:{n:20,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/i,CUBEUV_MAX_MIP:"".concat(e,".0")},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:aQ(),fragmentShader:"\n\n			precision mediump float;\n			precision mediump int;\n\n			varying vec3 vOutputDirection;\n\n			uniform sampler2D envMap;\n			uniform int samples;\n			uniform float weights[ n ];\n			uniform bool latitudinal;\n			uniform float dTheta;\n			uniform float mipInt;\n			uniform vec3 poleAxis;\n\n			#define ENVMAP_TYPE_CUBE_UV\n			#include <cube_uv_reflection_fragment>\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 bilinearCubeUV( envMap, sampleDirection, mipInt );\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			}\n		",blending:S,depthTest:!1,depthWrite:!1})}(n,e,t)}return n}_compileMaterial(e){let t=new r9(this._lodPlanes[0],e);this._renderer.compile(t,az)}_sceneToCubeUV(e,t,i,n){let r=new ac(90,1,t,i),a=[1,-1,1,1,1,1],s=[1,1,1,-1,-1,-1],o=this._renderer,l=o.autoClear,h=o.toneMapping;o.getClearColor(aG),o.toneMapping=ea,o.autoClear=!1;let u=new rM({name:"PMREM.Background",side:y,depthWrite:!1,depthTest:!1}),c=new r9(new at,u),d=!1,p=e.background;p?p.isColor&&(u.color.copy(p),e.background=null,d=!0):(u.color.copy(aG),d=!0);for(let t=0;t<6;t++){let i=t%3;0===i?(r.up.set(0,a[t],0),r.lookAt(s[t],0,0)):1===i?(r.up.set(0,0,a[t]),r.lookAt(0,s[t],0)):(r.up.set(0,a[t],0),r.lookAt(0,0,s[t]));let l=this._cubeSize;aZ(n,i*l,t>2?l:0,l,l),o.setRenderTarget(n),d&&o.render(c,r),o.render(e,r)}c.geometry.dispose(),c.material.dispose(),o.toneMapping=h,o.autoClear=l,e.background=p}_textureToCubeUV(e,t){let i=this._renderer,n=e.mapping===eg||e.mapping===e_;n?(null===this._cubemapMaterial&&(this._cubemapMaterial=aK()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=aJ());let r=n?this._cubemapMaterial:this._equirectMaterial,a=new r9(this._lodPlanes[0],r);r.uniforms.envMap.value=e;let s=this._cubeSize;aZ(t,0,0,3*s,2*s),i.setRenderTarget(t),i.render(a,az)}_applyPMREM(e){let t=this._renderer,i=t.autoClear;t.autoClear=!1;for(let t=1;t<this._lodPlanes.length;t++){let i=Math.sqrt(this._sigmas[t]*this._sigmas[t]-this._sigmas[t-1]*this._sigmas[t-1]),n=aj[(t-1)%aj.length];this._blur(e,t-1,t,i,n)}t.autoClear=i}_blur(e,t,i,n,r){let a=this._pingPongRenderTarget;this._halfBlur(e,a,t,i,n,"latitudinal",r),this._halfBlur(a,e,i,i,n,"longitudinal",r)}_halfBlur(e,t,i,n,r,a,s){let o=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&console.error("blur direction must be either latitudinal or longitudinal!");let h=new r9(this._lodPlanes[n],l),u=l.uniforms,c=this._sizeLods[i]-1,d=isFinite(r)?Math.PI/(2*c):2*Math.PI/39,p=r/d,f=isFinite(r)?1+Math.floor(3*p):20;f>20&&console.warn("sigmaRadians, ".concat(r,", is too large and will clip, as it requested ").concat(f," samples when the maximum is set to ").concat(20));let m=[],g=0;for(let e=0;e<20;++e){let t=e/p,i=Math.exp(-t*t/2);m.push(i),0===e?g+=i:e<f&&(g+=2*i)}for(let e=0;e<m.length;e++)m[e]=m[e]/g;u.envMap.value=e.texture,u.samples.value=f,u.weights.value=m,u.latitudinal.value="latitudinal"===a,s&&(u.poleAxis.value=s);let{_lodMax:_}=this;u.dTheta.value=d,u.mipInt.value=_-i;let v=this._sizeLods[n],x=4*(this._cubeSize-v);aZ(t,3*v*(n>_-4?n-_+4:0),x,3*v,2*v),o.setRenderTarget(t),o.render(h,az)}constructor(e){this._renderer=e,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)}}function aY(e,t,i){let n=new ni(e,t,i);return n.texture.mapping=ey,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function aZ(e,t,i,n,r){e.viewport.set(t,i,n,r),e.scissor.set(t,i,n,r)}function aJ(){return new as({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:aQ(),fragmentShader:"\n\n			precision mediump float;\n			precision mediump int;\n\n			varying vec3 vOutputDirection;\n\n			uniform sampler2D envMap;\n\n			#include <common>\n\n			void main() {\n\n				vec3 outputDirection = normalize( vOutputDirection );\n				vec2 uv = equirectUv( outputDirection );\n\n				gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n			}\n		",blending:S,depthTest:!1,depthWrite:!1})}function aK(){return new as({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:aQ(),fragmentShader:"\n\n			precision mediump float;\n			precision mediump int;\n\n			uniform float flipEnvMap;\n\n			varying vec3 vOutputDirection;\n\n			uniform samplerCube envMap;\n\n			void main() {\n\n				gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n			}\n		",blending:S,depthTest:!1,depthWrite:!1})}function aQ(){return"\n\n		precision mediump float;\n		precision mediump int;\n\n		attribute float faceIndex;\n\n		varying vec3 vOutputDirection;\n\n		// RH coordinate system; PMREM face-indexing convention\n		vec3 getDirection( vec2 uv, float face ) {\n\n			uv = 2.0 * uv - 1.0;\n\n			vec3 direction = vec3( uv, 1.0 );\n\n			if ( face == 0.0 ) {\n\n				direction = direction.zyx; // ( 1, v, u ) pos x\n\n			} else if ( face == 1.0 ) {\n\n				direction = direction.xzy;\n				direction.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n			} else if ( face == 2.0 ) {\n\n				direction.x *= -1.0; // ( -u, v, 1 ) pos z\n\n			} else if ( face == 3.0 ) {\n\n				direction = direction.zyx;\n				direction.xz *= -1.0; // ( -1, v, -u ) neg x\n\n			} else if ( face == 4.0 ) {\n\n				direction = direction.xzy;\n				direction.xy *= -1.0; // ( -u, -1, v ) neg y\n\n			} else if ( face == 5.0 ) {\n\n				direction.z *= -1.0; // ( u, v, -1 ) neg z\n\n			}\n\n			return direction;\n\n		}\n\n		void main() {\n\n			vOutputDirection = getDirection( uv, faceIndex );\n			gl_Position = vec4( position, 1.0 );\n\n		}\n	"}function a$(e){let t=new WeakMap,i=null;function n(e){let i=e.target;i.removeEventListener("dispose",n);let r=t.get(i);void 0!==r&&(t.delete(i),r.dispose())}return{get:function(r){if(r&&r.isTexture){let 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t={frame:0,calls:0,triangles:0,points:0,lines:0};return{memory:{geometries:0,textures:0},render:t,programs:null,autoReset:!0,reset:function(){t.calls=0,t.triangles=0,t.points=0,t.lines=0},update:function(i,n,r){switch(t.calls++,n){case e.TRIANGLES:t.triangles+=i/3*r;break;case e.LINES:t.lines+=i/2*r;break;case e.LINE_STRIP:t.lines+=r*(i-1);break;case e.LINE_LOOP:t.lines+=r*i;break;case e.POINTS:t.points+=r*i;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",n)}}}}function a4(e,t){return e[0]-t[0]}function a5(e,t){return Math.abs(t[1])-Math.abs(e[1])}function a6(e,t,i){let n={},r=new Float32Array(8),a=new WeakMap,s=new ne,o=[];for(let e=0;e<8;e++)o[e]=[e,0];return{update:function(l,h,u){let c=l.morphTargetInfluences;if(!0===t.isWebGL2){let n=h.morphAttributes.position||h.morphAttributes.normal||h.morphAttributes.color,r=void 0!==n?n.length:0,o=a.get(h);if(void 0===o||o.count!==r){void 0!==o&&o.texture.dispose();let e=void 0!==h.morphAttributes.position,i=void 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0!==A.morphAttributes.position,morphNormals:void 0!==A.morphAttributes.normal,morphColors:void 0!==A.morphAttributes.color,morphTargetsCount:U,morphTextureStride:N,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:s.numPlanes,numClipIntersection:s.numIntersection,dithering:a.dithering,shadowMapEnabled:e.shadowMap.enabled&&u.length>0,shadowMapType:e.shadowMap.type,toneMapping:ex,useLegacyLights:e._useLegacyLights,decodeVideoTexture:B&&!0===a.map.isVideoTexture&&i1.getTransfer(a.map.colorSpace)===tY,premultipliedAlpha:a.premultipliedAlpha,doubleSided:a.side===M,flipSided:a.side===y,useDepthPacking:a.depthPacking>=0,depthPacking:a.depthPacking||0,index0AttributeName:a.index0AttributeName,extensionDerivatives:ev&&!0===a.extensions.derivatives,extensionFragDepth:ev&&!0===a.extensions.fragDepth,extensionDrawBuffers:ev&&!0===a.extensions.drawBuffers,extensionShaderTextureLOD:ev&&!0===a.extensions.shaderTextureLOD,extensionClipCullDistance:ev&&!0===a.extensions.clipCullDistance&&n.has("WEBGL_clip_cull_distance"),extensionMultiDraw:ev&&!0===a.extensions.multiDraw&&n.has("WEBGL_multi_draw"),rendererExtensionFragDepth:c||n.has("EXT_frag_depth"),rendererExtensionDrawBuffers:c||n.has("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:c||n.has("EXT_shader_texture_lod"),rendererExtensionParallelShaderCompile:n.has("KHR_parallel_shader_compile"),customProgramCacheKey:a.customProgramCacheKey()};return eM.vertexUv1s=h.has(1),eM.vertexUv2s=h.has(2),eM.vertexUv3s=h.has(3),h.clear(),eM},getProgramCacheKey:function(t){let i=[];if(t.shaderID?i.push(t.shaderID):(i.push(t.customVertexShaderID),i.push(t.customFragmentShaderID)),void 0!==t.defines)for(let e in t.defines)i.push(e),i.push(t.defines[e]);return!1===t.isRawShaderMaterial&&(i.push(t.precision),i.push(t.outputColorSpace),i.push(t.envMapMode),i.push(t.envMapCubeUVHeight),i.push(t.mapUv),i.push(t.alphaMapUv),i.push(t.lightMapUv),i.push(t.aoMapUv),i.push(t.bumpMapUv),i.push(t.normalMapUv),i.push(t.displacementMapUv),i.push(t.emissiveMapUv),i.push(t.metalnessMapUv),i.push(t.roughnessMapUv),i.push(t.anisotropyMapUv),i.push(t.clearcoatMapUv),i.push(t.clearcoatNormalMapUv),i.push(t.clearcoatRoughnessMapUv),i.push(t.iridescenceMapUv),i.push(t.iridescenceThicknessMapUv),i.push(t.sheenColorMapUv),i.push(t.sheenRoughnessMapUv),i.push(t.specularMapUv),i.push(t.specularColorMapUv),i.push(t.specularIntensityMapUv),i.push(t.transmissionMapUv),i.push(t.thicknessMapUv),i.push(t.combine),i.push(t.fogExp2),i.push(t.sizeAttenuation),i.push(t.morphTargetsCount),i.push(t.morphAttributeCount),i.push(t.numDirLights),i.push(t.numPointLights),i.push(t.numSpotLights),i.push(t.numSpotLightMaps),i.push(t.numHemiLights),i.push(t.numRectAreaLights),i.push(t.numDirLightShadows),i.push(t.numPointLightShadows),i.push(t.numSpotLightShadows),i.push(t.numSpotLightShadowsWithMaps),i.push(t.numLightProbes),i.push(t.shadowMapType),i.push(t.toneMapping),i.push(t.numClippingPlanes),i.push(t.numClipIntersection),i.push(t.depthPacking),o.disableAll(),t.isWebGL2&&o.enable(0),t.supportsVertexTextures&&o.enable(1),t.instancing&&o.enable(2),t.instancingColor&&o.enable(3),t.instancingMorph&&o.enable(4),t.matcap&&o.enable(5),t.envMap&&o.enable(6),t.normalMapObjectSpace&&o.enable(7),t.normalMapTangentSpace&&o.enable(8),t.clearcoat&&o.enable(9),t.iridescence&&o.enable(10),t.alphaTest&&o.enable(11),t.vertexColors&&o.enable(12),t.vertexAlphas&&o.enable(13),t.vertexUv1s&&o.enable(14),t.vertexUv2s&&o.enable(15),t.vertexUv3s&&o.enable(16),t.vertexTangents&&o.enable(17),t.anisotropy&&o.enable(18),t.alphaHash&&o.enable(19),t.batching&&o.enable(20),i.push(o.mask),o.disableAll(),t.fog&&o.enable(0),t.useFog&&o.enable(1),t.flatShading&&o.enable(2),t.logarithmicDepthBuffer&&o.enable(3),t.skinning&&o.enable(4),t.morphTargets&&o.enable(5),t.morphNormals&&o.enable(6),t.morphColors&&o.enable(7),t.premultipliedAlpha&&o.enable(8),t.shadowMapEnabled&&o.enable(9),t.useLegacyLights&&o.enable(10),t.doubleSided&&o.enable(11),t.flipSided&&o.enable(12),t.useDepthPacking&&o.enable(13),t.dithering&&o.enable(14),t.transmission&&o.enable(15),t.sheen&&o.enable(16),t.opaque&&o.enable(17),t.pointsUvs&&o.enable(18),t.decodeVideoTexture&&o.enable(19),t.alphaToCoverage&&o.enable(20),i.push(o.mask),i.push(e.outputColorSpace)),i.push(t.customProgramCacheKey),i.join()},getUniforms:function(e){let t;let i=m[e.type];if(i){let e=aA[i];t=aa.clone(e.uniforms)}else t=e.uniforms;return t},acquireProgram:function(t,i){let n;for(let e=0,t=u.length;e<t;e++){let t=u[e];if(t.cacheKey===i){n=t,++n.usedTimes;break}}return void 0===n&&(n=new oo(e,i,t,a),u.push(n)),n},releaseProgram:function(e){if(0==--e.usedTimes){let t=u.indexOf(e);u[t]=u[u.length-1],u.pop(),e.destroy()}},releaseShaderCache:function(e){l.remove(e)},programs:u,dispose:function(){l.dispose()}}}function od(){let e=new WeakMap;return{get:function(t){let i=e.get(t);return void 0===i&&(i={},e.set(t,i)),i},remove:function(t){e.delete(t)},update:function(t,i,n){e.get(t)[i]=n},dispose:function(){e=new WeakMap}}}function op(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.material.id!==t.material.id?e.material.id-t.material.id:e.z!==t.z?e.z-t.z:e.id-t.id}function of(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function om(){let e=[],t=0,i=[],n=[],r=[];function a(i,n,r,a,s,o){let l=e[t];return void 0===l?(l={id:i.id,object:i,geometry:n,material:r,groupOrder:a,renderOrder:i.renderOrder,z:s,group:o},e[t]=l):(l.id=i.id,l.object=i,l.geometry=n,l.material=r,l.groupOrder=a,l.renderOrder=i.renderOrder,l.z=s,l.group=o),t++,l}return{opaque:i,transmissive:n,transparent:r,init:function(){t=0,i.length=0,n.length=0,r.length=0},push:function(e,t,s,o,l,h){let u=a(e,t,s,o,l,h);s.transmission>0?n.push(u):!0===s.transparent?r.push(u):i.push(u)},unshift:function(e,t,s,o,l,h){let u=a(e,t,s,o,l,h);s.transmission>0?n.unshift(u):!0===s.transparent?r.unshift(u):i.unshift(u)},finish:function(){for(let i=t,n=e.length;i<n;i++){let t=e[i];if(null===t.id)break;t.id=null,t.object=null,t.geometry=null,t.material=null,t.group=null}},sort:function(e,t){i.length>1&&i.sort(e||op),n.length>1&&n.sort(t||of),r.length>1&&r.sort(t||of)}}}function og(){let e=new WeakMap;return{get:function(t,i){let n;let r=e.get(t);return void 0===r?(n=new om,e.set(t,[n])):i>=r.length?(n=new om,r.push(n)):n=r[i],n},dispose:function(){e=new WeakMap}}}function o_(){let e={};return{get:function(t){let i;if(void 0!==e[t.id])return e[t.id];switch(t.type){case"DirectionalLight":i={direction:new nl,color:new r_};break;case"SpotLight":i={position:new nl,direction:new nl,color:new r_,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":i={position:new nl,color:new r_,distance:0,decay:0};break;case"HemisphereLight":i={direction:new nl,skyColor:new r_,groundColor:new r_};break;case"RectAreaLight":i={color:new r_,position:new nl,halfWidth:new nl,halfHeight:new nl}}return e[t.id]=i,i}}}let ov=0;function ox(e,t){return(t.castShadow?2:0)-(e.castShadow?2:0)+(t.map?1:0)-(e.map?1:0)}function oy(e,t){let i=new o_,n=function(){let e={};return{get:function(t){let i;if(void 0!==e[t.id])return e[t.id];switch(t.type){case"DirectionalLight":case"SpotLight":i={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new iH};break;case"PointLight":i={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new iH,shadowCameraNear:1,shadowCameraFar:1e3}}return e[t.id]=i,i}}}(),r={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 e=0;e<9;e++)r.probe.push(new nl);let a=new nl,s=new nB,o=new nB;return{setup:function(a,s){let o=0,l=0,h=0;for(let e=0;e<9;e++)r.probe[e].set(0,0,0);let u=0,c=0,d=0,p=0,f=0,m=0,g=0,_=0,v=0,x=0,y=0;a.sort(ox);let M=!0===s?Math.PI:1;for(let e=0,t=a.length;e<t;e++){let t=a[e],s=t.color,S=t.intensity,b=t.distance,T=t.shadow&&t.shadow.map?t.shadow.map.texture:null;if(t.isAmbientLight)o+=s.r*S*M,l+=s.g*S*M,h+=s.b*S*M;else if(t.isLightProbe){for(let e=0;e<9;e++)r.probe[e].addScaledVector(t.sh.coefficients[e],S);y++}else if(t.isDirectionalLight){let e=i.get(t);if(e.color.copy(t.color).multiplyScalar(t.intensity*M),t.castShadow){let e=t.shadow,i=n.get(t);i.shadowBias=e.bias,i.shadowNormalBias=e.normalBias,i.shadowRadius=e.radius,i.shadowMapSize=e.mapSize,r.directionalShadow[u]=i,r.directionalShadowMap[u]=T,r.directionalShadowMatrix[u]=t.shadow.matrix,m++}r.directional[u]=e,u++}else if(t.isSpotLight){let e=i.get(t);e.position.setFromMatrixPosition(t.matrixWorld),e.color.copy(s).multiplyScalar(S*M),e.distance=b,e.coneCos=Math.cos(t.angle),e.penumbraCos=Math.cos(t.angle*(1-t.penumbra)),e.decay=t.decay,r.spot[d]=e;let a=t.shadow;if(t.map&&(r.spotLightMap[v]=t.map,v++,a.updateMatrices(t),t.castShadow&&x++),r.spotLightMatrix[d]=a.matrix,t.castShadow){let e=n.get(t);e.shadowBias=a.bias,e.shadowNormalBias=a.normalBias,e.shadowRadius=a.radius,e.shadowMapSize=a.mapSize,r.spotShadow[d]=e,r.spotShadowMap[d]=T,_++}d++}else if(t.isRectAreaLight){let e=i.get(t);e.color.copy(s).multiplyScalar(S),e.halfWidth.set(.5*t.width,0,0),e.halfHeight.set(0,.5*t.height,0),r.rectArea[p]=e,p++}else if(t.isPointLight){let e=i.get(t);if(e.color.copy(t.color).multiplyScalar(t.intensity*M),e.distance=t.distance,e.decay=t.decay,t.castShadow){let e=t.shadow,i=n.get(t);i.shadowBias=e.bias,i.shadowNormalBias=e.normalBias,i.shadowRadius=e.radius,i.shadowMapSize=e.mapSize,i.shadowCameraNear=e.camera.near,i.shadowCameraFar=e.camera.far,r.pointShadow[c]=i,r.pointShadowMap[c]=T,r.pointShadowMatrix[c]=t.shadow.matrix,g++}r.point[c]=e,c++}else if(t.isHemisphereLight){let e=i.get(t);e.skyColor.copy(t.color).multiplyScalar(S*M),e.groundColor.copy(t.groundColor).multiplyScalar(S*M),r.hemi[f]=e,f++}}p>0&&(t.isWebGL2?!0===e.has("OES_texture_float_linear")?(r.rectAreaLTC1=aw.LTC_FLOAT_1,r.rectAreaLTC2=aw.LTC_FLOAT_2):(r.rectAreaLTC1=aw.LTC_HALF_1,r.rectAreaLTC2=aw.LTC_HALF_2):!0===e.has("OES_texture_float_linear")?(r.rectAreaLTC1=aw.LTC_FLOAT_1,r.rectAreaLTC2=aw.LTC_FLOAT_2):!0===e.has("OES_texture_half_float_linear")?(r.rectAreaLTC1=aw.LTC_HALF_1,r.rectAreaLTC2=aw.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),r.ambient[0]=o,r.ambient[1]=l,r.ambient[2]=h;let S=r.hash;(S.directionalLength!==u||S.pointLength!==c||S.spotLength!==d||S.rectAreaLength!==p||S.hemiLength!==f||S.numDirectionalShadows!==m||S.numPointShadows!==g||S.numSpotShadows!==_||S.numSpotMaps!==v||S.numLightProbes!==y)&&(r.directional.length=u,r.spot.length=d,r.rectArea.length=p,r.point.length=c,r.hemi.length=f,r.directionalShadow.length=m,r.directionalShadowMap.length=m,r.pointShadow.length=g,r.pointShadowMap.length=g,r.spotShadow.length=_,r.spotShadowMap.length=_,r.directionalShadowMatrix.length=m,r.pointShadowMatrix.length=g,r.spotLightMatrix.length=_+v-x,r.spotLightMap.length=v,r.numSpotLightShadowsWithMaps=x,r.numLightProbes=y,S.directionalLength=u,S.pointLength=c,S.spotLength=d,S.rectAreaLength=p,S.hemiLength=f,S.numDirectionalShadows=m,S.numPointShadows=g,S.numSpotShadows=_,S.numSpotMaps=v,S.numLightProbes=y,r.version=ov++)},setupView:function(e,t){let i=0,n=0,l=0,h=0,u=0,c=t.matrixWorldInverse;for(let t=0,d=e.length;t<d;t++){let d=e[t];if(d.isDirectionalLight){let e=r.directional[i];e.direction.setFromMatrixPosition(d.matrixWorld),a.setFromMatrixPosition(d.target.matrixWorld),e.direction.sub(a),e.direction.transformDirection(c),i++}else if(d.isSpotLight){let e=r.spot[l];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(c),e.direction.setFromMatrixPosition(d.matrixWorld),a.setFromMatrixPosition(d.target.matrixWorld),e.direction.sub(a),e.direction.transformDirection(c),l++}else if(d.isRectAreaLight){let e=r.rectArea[h];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(c),o.identity(),s.copy(d.matrixWorld),s.premultiply(c),o.extractRotation(s),e.halfWidth.set(.5*d.width,0,0),e.halfHeight.set(0,.5*d.height,0),e.halfWidth.applyMatrix4(o),e.halfHeight.applyMatrix4(o),h++}else if(d.isPointLight){let e=r.point[n];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(c),n++}else 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r=n.get(t),a=!0===t.isWebGLCubeRenderTarget;if(t.depthTexture&&!r.__autoAllocateDepthBuffer){if(a)throw Error("target.depthTexture not supported in Cube render targets");!function(t,r){if(r&&r.isWebGLCubeRenderTarget)throw Error("Depth Texture with cube render targets is not supported");if(i.bindFramebuffer(e.FRAMEBUFFER,t),!(r.depthTexture&&r.depthTexture.isDepthTexture))throw 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),A(r.depthTexture,0);let a=n.get(r.depthTexture).__webglTexture,s=F(r);if(r.depthTexture.format===eZ)B(r)?h.framebufferTexture2DMultisampleEXT(e.FRAMEBUFFER,e.DEPTH_ATTACHMENT,e.TEXTURE_2D,a,0,s):e.framebufferTexture2D(e.FRAMEBUFFER,e.DEPTH_ATTACHMENT,e.TEXTURE_2D,a,0);else 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t=0;t<r.length;t++)i.bindFramebuffer(e.FRAMEBUFFER,c.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.RENDERBUFFER,null),i.bindFramebuffer(e.FRAMEBUFFER,c.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.TEXTURE_2D,null,0);i.bindFramebuffer(e.READ_FRAMEBUFFER,c.__webglMultisampledFramebuffer),i.bindFramebuffer(e.DRAW_FRAMEBUFFER,c.__webglFramebuffer);for(let i=0;i<r.length;i++){l.push(e.COLOR_ATTACHMENT0+i),t.depthBuffer&&l.push(h);let p=void 0!==c.__ignoreDepthValues&&c.__ignoreDepthValues;if(!1===p&&(t.depthBuffer&&(o|=e.DEPTH_BUFFER_BIT),t.stencilBuffer&&(o|=e.STENCIL_BUFFER_BIT)),d&&e.framebufferRenderbuffer(e.READ_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.RENDERBUFFER,c.__webglColorRenderbuffer[i]),!0===p&&(e.invalidateFramebuffer(e.READ_FRAMEBUFFER,[h]),e.invalidateFramebuffer(e.DRAW_FRAMEBUFFER,[h])),d){let 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s===tY?r.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:r.COMPRESSED_RGBA8_ETC2_EAC}if(i===tn||i===tr||i===ta||i===ts||i===to||i===tl||i===th||i===tu||i===tc||i===td||i===tp||i===tf||i===tm||i===tg){if(null===(r=t.get("WEBGL_compressed_texture_astc")))return null;if(i===tn)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:r.COMPRESSED_RGBA_ASTC_4x4_KHR;if(i===tr)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:r.COMPRESSED_RGBA_ASTC_5x4_KHR;if(i===ta)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:r.COMPRESSED_RGBA_ASTC_5x5_KHR;if(i===ts)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:r.COMPRESSED_RGBA_ASTC_6x5_KHR;if(i===to)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:r.COMPRESSED_RGBA_ASTC_6x6_KHR;if(i===tl)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:r.COMPRESSED_RGBA_ASTC_8x5_KHR;if(i===th)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:r.COMPRESSED_RGBA_ASTC_8x6_KHR;if(i===tu)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:r.COMPRESSED_RGBA_ASTC_8x8_KHR;if(i===tc)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:r.COMPRESSED_RGBA_ASTC_10x5_KHR;if(i===td)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:r.COMPRESSED_RGBA_ASTC_10x6_KHR;if(i===tp)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:r.COMPRESSED_RGBA_ASTC_10x8_KHR;if(i===tf)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:r.COMPRESSED_RGBA_ASTC_10x10_KHR;if(i===tm)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:r.COMPRESSED_RGBA_ASTC_12x10_KHR;if(i===tg)return s===tY?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:r.COMPRESSED_RGBA_ASTC_12x12_KHR}if(i===t_||i===tv||i===tx){if(null===(r=t.get("EXT_texture_compression_bptc")))return null;if(i===t_)return s===tY?r.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:r.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(i===tv)return r.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(i===tx)return r.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}if(i===ty||i===tM||i===tS||i===tb){if(null===(r=t.get("EXT_texture_compression_rgtc")))return null;if(i===t_)return r.COMPRESSED_RED_RGTC1_EXT;if(i===tM)return r.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(i===tS)return r.COMPRESSED_RED_GREEN_RGTC2_EXT;if(i===tb)return r.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return i===eW?n?e.UNSIGNED_INT_24_8:null!==(r=t.get("WEBGL_depth_texture"))?r.UNSIGNED_INT_24_8_WEBGL:null:void 0!==e[i]?e[i]:null}}}class oC extends ac{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e}}class oL extends rt{constructor(){super(),this.isGroup=!0,this.type="Group"}}let oP={type:"move"};class oI{getHandSpace(){return null===this._hand&&(this._hand=new oL,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 oL,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new nl,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new nl),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new oL,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new nl,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new nl),this._grip}dispatchEvent(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),null!==this._hand&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){let t=this._hand;if(t)for(let i of e.hand.values())this._getHandJoint(t,i)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(e,t,i){let n=null,r=null,a=null,s=this._targetRay,o=this._grip,l=this._hand;if(e&&"visible-blurred"!==t.session.visibilityState){if(l&&e.hand){for(let n of(a=!0,e.hand.values())){let e=t.getJointPose(n,i),r=this._getHandJoint(l,n);null!==e&&(r.matrix.fromArray(e.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.matrixWorldNeedsUpdate=!0,r.jointRadius=e.radius),r.visible=null!==e}let n=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],s=n.position.distanceTo(r.position);l.inputState.pinching&&s>.025?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&s<=.015&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else null!==o&&e.gripSpace&&null!==(r=t.getPose(e.gripSpace,i))&&(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!==s&&(null===(n=t.getPose(e.targetRaySpace,i))&&null!==r&&(n=r),null!==n&&(s.matrix.fromArray(n.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale),s.matrixWorldNeedsUpdate=!0,n.linearVelocity?(s.hasLinearVelocity=!0,s.linearVelocity.copy(n.linearVelocity)):s.hasLinearVelocity=!1,n.angularVelocity?(s.hasAngularVelocity=!0,s.angularVelocity.copy(n.angularVelocity)):s.hasAngularVelocity=!1,this.dispatchEvent(oP)))}return null!==s&&(s.visible=null!==n),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==a),this}_getHandJoint(e,t){if(void 0===e.joints[t.jointName]){let i=new oL;i.matrixAutoUpdate=!1,i.visible=!1,e.joints[t.jointName]=i,e.add(i)}return e.joints[t.jointName]}constructor(){this._targetRay=null,this._grip=null,this._hand=null}}class oU{init(e,t,i){if(null===this.texture){let n=new i9;e.properties.get(n).__webglTexture=t.texture,(t.depthNear!=i.depthNear||t.depthFar!=i.depthFar)&&(this.depthNear=t.depthNear,this.depthFar=t.depthFar),this.texture=n}}render(e,t){if(null!==this.texture){if(null===this.mesh){let e=t.cameras[0].viewport,i=new as({extensions:{fragDepth:!0},vertexShader:"\nvoid main() {\n\n	gl_Position = vec4( position, 1.0 );\n\n}",fragmentShader:"\nuniform sampler2DArray depthColor;\nuniform float depthWidth;\nuniform float depthHeight;\n\nvoid main() {\n\n	vec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );\n\n	if ( coord.x >= 1.0 ) {\n\n		gl_FragDepthEXT = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n	} else {\n\n		gl_FragDepthEXT = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n	}\n\n}",uniforms:{depthColor:{value:this.texture},depthWidth:{value:e.z},depthHeight:{value:e.w}}});this.mesh=new r9(new aT(20,20),i)}e.render(this.mesh,t)}}reset(){this.texture=null,this.mesh=null}constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}}class oN extends iA{constructor(e,t){super();let i=this,n=null,r=1,a=null,s="local-floor",o=1,l=null,h=null,u=null,c=null,d=null,p=null,f=new oU,m=t.getContextAttributes(),g=null,_=null,v=[],x=[],y=new iH,M=null,S=new ac;S.layers.enable(1),S.viewport=new ne;let b=new ac;b.layers.enable(2),b.viewport=new ne;let T=[S,b],E=new oC;E.layers.enable(1),E.layers.enable(2);let w=null,A=null;function R(e){let t=x.indexOf(e.inputSource);if(-1===t)return;let i=v[t];void 0!==i&&(i.update(e.inputSource,e.frame,l||a),i.dispatchEvent({type:e.type,data:e.inputSource}))}function C(){n.removeEventListener("select",R),n.removeEventListener("selectstart",R),n.removeEventListener("selectend",R),n.removeEventListener("squeeze",R),n.removeEventListener("squeezestart",R),n.removeEventListener("squeezeend",R),n.removeEventListener("end",C),n.removeEventListener("inputsourceschange",L);for(let e=0;e<v.length;e++){let t=x[e];null!==t&&(x[e]=null,v[e].disconnect(t))}w=null,A=null,f.reset(),e.setRenderTarget(g),d=null,c=null,u=null,n=null,_=null,D.stop(),i.isPresenting=!1,e.setPixelRatio(M),e.setSize(y.width,y.height,!1),i.dispatchEvent({type:"sessionend"})}function L(e){for(let t=0;t<e.removed.length;t++){let i=e.removed[t],n=x.indexOf(i);n>=0&&(x[n]=null,v[n].disconnect(i))}for(let t=0;t<e.added.length;t++){let i=e.added[t],n=x.indexOf(i);if(-1===n){for(let e=0;e<v.length;e++){if(e>=x.length){x.push(i),n=e;break}if(null===x[e]){x[e]=i,n=e;break}}if(-1===n)break}let r=v[n];r&&r.connect(i)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(e){let t=v[e];return void 0===t&&(t=new oI,v[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=v[e];return void 0===t&&(t=new oI,v[e]=t),t.getGripSpace()},this.getHand=function(e){let t=v[e];return void 0===t&&(t=new oI,v[e]=t),t.getHandSpace()},this.setFramebufferScaleFactor=function(e){r=e,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){s=e,!0===i.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||a},this.setReferenceSpace=function(e){l=e},this.getBaseLayer=function(){return null!==c?c:d},this.getBinding=function(){return u},this.getFrame=function(){return p},this.getSession=function(){return n},this.setSession=async function(h){if(null!==(n=h)){if(g=e.getRenderTarget(),n.addEventListener("select",R),n.addEventListener("selectstart",R),n.addEventListener("selectend",R),n.addEventListener("squeeze",R),n.addEventListener("squeezestart",R),n.addEventListener("squeezeend",R),n.addEventListener("end",C),n.addEventListener("inputsourceschange",L),!0!==m.xrCompatible&&await t.makeXRCompatible(),M=e.getPixelRatio(),e.getSize(y),void 0===n.renderState.layers||!1===e.capabilities.isWebGL2){let i={antialias:void 0!==n.renderState.layers||m.antialias,alpha:!0,depth:m.depth,stencil:m.stencil,framebufferScaleFactor:r};d=new XRWebGLLayer(n,t,i),n.updateRenderState({baseLayer:d}),e.setPixelRatio(1),e.setSize(d.framebufferWidth,d.framebufferHeight,!1),_=new ni(d.framebufferWidth,d.framebufferHeight,{format:ej,type:eN,colorSpace:e.outputColorSpace,stencilBuffer:m.stencil})}else{let i=null,a=null,s=null;m.depth&&(s=m.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,i=m.stencil?eJ:eZ,a=m.stencil?eW:ez);let o={colorFormat:t.RGBA8,depthFormat:s,scaleFactor:r};c=(u=new XRWebGLBinding(n,t)).createProjectionLayer(o),n.updateRenderState({layers:[c]}),e.setPixelRatio(1),e.setSize(c.textureWidth,c.textureHeight,!1),_=new ni(c.textureWidth,c.textureHeight,{format:ej,type:eN,depthTexture:new a7(c.textureWidth,c.textureHeight,a,void 0,void 0,void 0,void 0,void 0,void 0,i),stencilBuffer:m.stencil,colorSpace:e.outputColorSpace,samples:m.antialias?4:0}),e.properties.get(_).__ignoreDepthValues=c.ignoreDepthValues}_.isXRRenderTarget=!0,this.setFoveation(o),l=null,a=await n.requestReferenceSpace(s),D.setContext(n),D.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==n)return n.environmentBlendMode};let P=new nl,I=new nl;function U(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.copy(e.matrixWorld).invert()}this.updateCamera=function(e){if(null===n)return;null!==f.texture&&(e.near=f.depthNear,e.far=f.depthFar),E.near=b.near=S.near=e.near,E.far=b.far=S.far=e.far,(w!==E.near||A!==E.far)&&(n.updateRenderState({depthNear:E.near,depthFar:E.far}),w=E.near,A=E.far,S.near=w,S.far=A,b.near=w,b.far=A,S.updateProjectionMatrix(),b.updateProjectionMatrix(),e.updateProjectionMatrix());let t=e.parent,i=E.cameras;U(E,t);for(let e=0;e<i.length;e++)U(i[e],t);2===i.length?function(e,t,i){P.setFromMatrixPosition(t.matrixWorld),I.setFromMatrixPosition(i.matrixWorld);let n=P.distanceTo(I),r=t.projectionMatrix.elements,a=i.projectionMatrix.elements,s=r[14]/(r[10]-1),o=r[14]/(r[10]+1),l=(r[9]+1)/r[5],h=(r[9]-1)/r[5],u=(r[8]-1)/r[0],c=(a[8]+1)/a[0],d=n/(-u+c),p=-(d*u);t.matrixWorld.decompose(e.position,e.quaternion,e.scale),e.translateX(p),e.translateZ(d),e.matrixWorld.compose(e.position,e.quaternion,e.scale),e.matrixWorldInverse.copy(e.matrixWorld).invert();let f=s+d,m=o+d;e.projectionMatrix.makePerspective(s*u-p,s*c+(n-p),l*o/m*f,h*o/m*f,f,m),e.projectionMatrixInverse.copy(e.projectionMatrix).invert()}(E,S,b):E.projectionMatrix.copy(S.projectionMatrix),null===t?e.matrix.copy(E.matrixWorld):(e.matrix.copy(t.matrixWorld),e.matrix.invert(),e.matrix.multiply(E.matrixWorld)),e.matrix.decompose(e.position,e.quaternion,e.scale),e.updateMatrixWorld(!0),e.projectionMatrix.copy(E.projectionMatrix),e.projectionMatrixInverse.copy(E.projectionMatrixInverse),e.isPerspectiveCamera&&(e.fov=2*iP*Math.atan(1/e.projectionMatrix.elements[5]),e.zoom=1)},this.getCamera=function(){return E},this.getFoveation=function(){if(null!==c||null!==d)return o},this.setFoveation=function(e){o=e,null!==c&&(c.fixedFoveation=e),null!==d&&void 0!==d.fixedFoveation&&(d.fixedFoveation=e)},this.hasDepthSensing=function(){return null!==f.texture};let N=null,D=new aS;D.setAnimationLoop(function(t,r){if(h=r.getViewerPose(l||a),p=r,null!==h){let t=h.views;null!==d&&(e.setRenderTargetFramebuffer(_,d.framebuffer),e.setRenderTarget(_));let i=!1;t.length!==E.cameras.length&&(E.cameras.length=0,i=!0);for(let n=0;n<t.length;n++){let r=t[n],a=null;if(null!==d)a=d.getViewport(r);else{let t=u.getViewSubImage(c,r);a=t.viewport,0===n&&(e.setRenderTargetTextures(_,t.colorTexture,c.ignoreDepthValues?void 0:t.depthStencilTexture),e.setRenderTarget(_))}let s=T[n];void 0===s&&((s=new ac).layers.enable(n),s.viewport=new ne,T[n]=s),s.matrix.fromArray(r.transform.matrix),s.matrix.decompose(s.position,s.quaternion,s.scale),s.projectionMatrix.fromArray(r.projectionMatrix),s.projectionMatrixInverse.copy(s.projectionMatrix).invert(),s.viewport.set(a.x,a.y,a.width,a.height),0===n&&(E.matrix.copy(s.matrix),E.matrix.decompose(E.position,E.quaternion,E.scale)),!0===i&&E.cameras.push(s)}let r=n.enabledFeatures;if(r&&r.includes("depth-sensing")){let i=u.getDepthInformation(t[0]);i&&i.isValid&&i.texture&&f.init(e,i,n.renderState)}}for(let e=0;e<v.length;e++){let t=x[e],i=v[e];null!==t&&void 0!==i&&i.update(t,r,l||a)}f.render(e,E),N&&N(t,r),r.detectedPlanes&&i.dispatchEvent({type:"planesdetected",data:r}),p=null}),this.setAnimationLoop=function(e){N=e},this.dispose=function(){}}}let oD=new nY,oO=new nB;function oF(e,t){function i(e,t){!0===e.matrixAutoUpdate&&e.updateMatrix(),t.value.copy(e.matrix)}function n(n,r){n.opacity.value=r.opacity,r.color&&n.diffuse.value.copy(r.color),r.emissive&&n.emissive.value.copy(r.emissive).multiplyScalar(r.emissiveIntensity),r.map&&(n.map.value=r.map,i(r.map,n.mapTransform)),r.alphaMap&&(n.alphaMap.value=r.alphaMap,i(r.alphaMap,n.alphaMapTransform)),r.bumpMap&&(n.bumpMap.value=r.bumpMap,i(r.bumpMap,n.bumpMapTransform),n.bumpScale.value=r.bumpScale,r.side===y&&(n.bumpScale.value*=-1)),r.normalMap&&(n.normalMap.value=r.normalMap,i(r.normalMap,n.normalMapTransform),n.normalScale.value.copy(r.normalScale),r.side===y&&n.normalScale.value.negate()),r.displacementMap&&(n.displacementMap.value=r.displacementMap,i(r.displacementMap,n.displacementMapTransform),n.displacementScale.value=r.displacementScale,n.displacementBias.value=r.displacementBias),r.emissiveMap&&(n.emissiveMap.value=r.emissiveMap,i(r.emissiveMap,n.emissiveMapTransform)),r.specularMap&&(n.specularMap.value=r.specularMap,i(r.specularMap,n.specularMapTransform)),r.alphaTest>0&&(n.alphaTest.value=r.alphaTest);let a=t.get(r),s=a.envMap,o=a.envMapRotation;if(s&&(n.envMap.value=s,oD.copy(o),oD.x*=-1,oD.y*=-1,oD.z*=-1,s.isCubeTexture&&!1===s.isRenderTargetTexture&&(oD.y*=-1,oD.z*=-1),n.envMapRotation.value.setFromMatrix4(oO.makeRotationFromEuler(oD)),n.flipEnvMap.value=s.isCubeTexture&&!1===s.isRenderTargetTexture?-1:1,n.reflectivity.value=r.reflectivity,n.ior.value=r.ior,n.refractionRatio.value=r.refractionRatio),r.lightMap){n.lightMap.value=r.lightMap;let t=!0===e._useLegacyLights?Math.PI:1;n.lightMapIntensity.value=r.lightMapIntensity*t,i(r.lightMap,n.lightMapTransform)}r.aoMap&&(n.aoMap.value=r.aoMap,n.aoMapIntensity.value=r.aoMapIntensity,i(r.aoMap,n.aoMapTransform))}return{refreshFogUniforms:function(t,i){i.color.getRGB(t.fogColor.value,ar(e)),i.isFog?(t.fogNear.value=i.near,t.fogFar.value=i.far):i.isFogExp2&&(t.fogDensity.value=i.density)},refreshMaterialUniforms:function(e,r,a,s,o){r.isMeshBasicMaterial?n(e,r):r.isMeshLambertMaterial?n(e,r):r.isMeshToonMaterial?(n(e,r),r.gradientMap&&(e.gradientMap.value=r.gradientMap)):r.isMeshPhongMaterial?(n(e,r),e.specular.value.copy(r.specular),e.shininess.value=Math.max(r.shininess,1e-4)):r.isMeshStandardMaterial?(n(e,r),e.metalness.value=r.metalness,r.metalnessMap&&(e.metalnessMap.value=r.metalnessMap,i(r.metalnessMap,e.metalnessMapTransform)),e.roughness.value=r.roughness,r.roughnessMap&&(e.roughnessMap.value=r.roughnessMap,i(r.roughnessMap,e.roughnessMapTransform)),t.get(r).envMap&&(e.envMapIntensity.value=r.envMapIntensity),r.isMeshPhysicalMaterial&&(e.ior.value=r.ior,r.sheen>0&&(e.sheenColor.value.copy(r.sheenColor).multiplyScalar(r.sheen),e.sheenRoughness.value=r.sheenRoughness,r.sheenColorMap&&(e.sheenColorMap.value=r.sheenColorMap,i(r.sheenColorMap,e.sheenColorMapTransform)),r.sheenRoughnessMap&&(e.sheenRoughnessMap.value=r.sheenRoughnessMap,i(r.sheenRoughnessMap,e.sheenRoughnessMapTransform))),r.clearcoat>0&&(e.clearcoat.value=r.clearcoat,e.clearcoatRoughness.value=r.clearcoatRoughness,r.clearcoatMap&&(e.clearcoatMap.value=r.clearcoatMap,i(r.clearcoatMap,e.clearcoatMapTransform)),r.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=r.clearcoatRoughnessMap,i(r.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),r.clearcoatNormalMap&&(e.clearcoatNormalMap.value=r.clearcoatNormalMap,i(r.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(r.clearcoatNormalScale),r.side===y&&e.clearcoatNormalScale.value.negate())),r.iridescence>0&&(e.iridescence.value=r.iridescence,e.iridescenceIOR.value=r.iridescenceIOR,e.iridescenceThicknessMinimum.value=r.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=r.iridescenceThicknessRange[1],r.iridescenceMap&&(e.iridescenceMap.value=r.iridescenceMap,i(r.iridescenceMap,e.iridescenceMapTransform)),r.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=r.iridescenceThicknessMap,i(r.iridescenceThicknessMap,e.iridescenceThicknessMapTransform))),r.transmission>0&&(e.transmission.value=r.transmission,e.transmissionSamplerMap.value=o.texture,e.transmissionSamplerSize.value.set(o.width,o.height),r.transmissionMap&&(e.transmissionMap.value=r.transmissionMap,i(r.transmissionMap,e.transmissionMapTransform)),e.thickness.value=r.thickness,r.thicknessMap&&(e.thicknessMap.value=r.thicknessMap,i(r.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=r.attenuationDistance,e.attenuationColor.value.copy(r.attenuationColor)),r.anisotropy>0&&(e.anisotropyVector.value.set(r.anisotropy*Math.cos(r.anisotropyRotation),r.anisotropy*Math.sin(r.anisotropyRotation)),r.anisotropyMap&&(e.anisotropyMap.value=r.anisotropyMap,i(r.anisotropyMap,e.anisotropyMapTransform))),e.specularIntensity.value=r.specularIntensity,e.specularColor.value.copy(r.specularColor),r.specularColorMap&&(e.specularColorMap.value=r.specularColorMap,i(r.specularColorMap,e.specularColorMapTransform)),r.specularIntensityMap&&(e.specularIntensityMap.value=r.specularIntensityMap,i(r.specularIntensityMap,e.specularIntensityMapTransform)))):r.isMeshMatcapMaterial?(n(e,r),r.matcap&&(e.matcap.value=r.matcap)):r.isMeshDepthMaterial?n(e,r):r.isMeshDistanceMaterial?(n(e,r),function(e,i){let n=t.get(i).light;e.referencePosition.value.setFromMatrixPosition(n.matrixWorld),e.nearDistance.value=n.shadow.camera.near,e.farDistance.value=n.shadow.camera.far}(e,r)):r.isMeshNormalMaterial?n(e,r):r.isLineBasicMaterial?(e.diffuse.value.copy(r.color),e.opacity.value=r.opacity,r.map&&(e.map.value=r.map,i(r.map,e.mapTransform)),r.isLineDashedMaterial&&(e.dashSize.value=r.dashSize,e.totalSize.value=r.dashSize+r.gapSize,e.scale.value=r.scale)):r.isPointsMaterial?(e.diffuse.value.copy(r.color),e.opacity.value=r.opacity,e.size.value=r.size*a,e.scale.value=.5*s,r.map&&(e.map.value=r.map,i(r.map,e.uvTransform)),r.alphaMap&&(e.alphaMap.value=r.alphaMap,i(r.alphaMap,e.alphaMapTransform)),r.alphaTest>0&&(e.alphaTest.value=r.alphaTest)):r.isSpriteMaterial?(e.diffuse.value.copy(r.color),e.opacity.value=r.opacity,e.rotation.value=r.rotation,r.map&&(e.map.value=r.map,i(r.map,e.mapTransform)),r.alphaMap&&(e.alphaMap.value=r.alphaMap,i(r.alphaMap,e.alphaMapTransform)),r.alphaTest>0&&(e.alphaTest.value=r.alphaTest)):r.isShadowMaterial?(e.color.value.copy(r.color),e.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function 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L=!1;a.version===A.__version?A.needsLights&&A.lightsStateVersion!==R.state.version?L=!0:A.outputColorSpace!==f?L=!0:l.isBatchedMesh&&!1===A.batching?L=!0:l.isBatchedMesh||!0!==A.batching?l.isInstancedMesh&&!1===A.instancing?L=!0:l.isInstancedMesh||!0!==A.instancing?l.isSkinnedMesh&&!1===A.skinning?L=!0:l.isSkinnedMesh||!0!==A.skinning?l.isInstancedMesh&&!0===A.instancingColor&&null===l.instanceColor?L=!0:l.isInstancedMesh&&!1===A.instancingColor&&null!==l.instanceColor?L=!0:l.isInstancedMesh&&!0===A.instancingMorph&&null===l.morphTexture?L=!0:l.isInstancedMesh&&!1===A.instancingMorph&&null!==l.morphTexture?L=!0:A.envMap!==g?L=!0:!0===a.fog&&A.fog!==d?L=!0:void 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e=a.uniformsGroups;for(let t=0,i=e.length;t<i;t++)if(n.isWebGL2){let i=e[t];C.update(i,P),C.bind(i,P)}else console.warn("THREE.WebGLRenderer: Uniform Buffer Objects can only be used with WebGL 2.")}return P}(e,t,i,a,l);r.setMaterial(a,g);let x=i.index,y=1;if(!0===a.wireframe){if(void 0===(x=d.getWireframeAttribute(i)))return;y=2}let M=i.drawRange,S=i.attributes.position,b=M.start*y,A=(M.start+M.count)*y;null!==p&&(b=Math.max(b,p.start*y),A=Math.min(A,(p.start+p.count)*y)),null!==x?(b=Math.max(b,0),A=Math.min(A,x.count)):null!=S&&(b=Math.max(b,0),A=Math.min(A,S.count));let L=A-b;if(L<0||L===1/0)return;R.setup(l,a,_,i,x);let P=E;if(null!==x&&(f=c.get(x),(P=w).setIndex(f)),l.isMesh)!0===a.wireframe?(r.setLineWidth(a.wireframeLinewidth*eM()),P.setMode(eS.LINES)):P.setMode(eS.TRIANGLES);else if(l.isLine){let e=a.linewidth;void 0===e&&(e=1),r.setLineWidth(e*eM()),l.isLineSegments?P.setMode(eS.LINES):l.isLineLoop?P.setMode(eS.LINE_LOOP):P.setMode(eS.LINE_STRIP)}else 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l=j.getRenderTarget();j.setRenderTarget(eg),j.getClearColor(ei),(en=j.getClearAlpha())<1&&j.setClearColor(16777215,.5),j.clear();let h=j.toneMapping;j.toneMapping=ea,eX(e,r,a),o.updateMultisampleRenderTarget(eg),o.updateRenderTargetMipmap(eg);let u=!1;for(let e=0,i=t.length;e<i;e++){let i=t[e],n=i.object,s=i.geometry,o=i.material,l=i.group;if(o.side===M&&n.layers.test(a.layers)){let e=o.side;o.side=y,o.needsUpdate=!0,eq(n,r,a,s,o,l),o.side=e,o.needsUpdate=!0,u=!0}}!0===u&&(o.updateMultisampleRenderTarget(eg),o.updateRenderTargetMipmap(eg)),j.setRenderTarget(l),j.setClearColor(ei,en),j.toneMapping=h}(l,h,t,a),s&&r.viewport($.copy(s)),l.length>0&&eX(l,t,a),h.length>0&&eX(h,t,a),u.length>0&&eX(u,t,a),r.buffers.depth.setTest(!0),r.buffers.depth.setMask(!0),r.buffers.color.setMask(!0),r.setPolygonOffset(!1)}function eX(e,t,i){let n=!0===t.isScene?t.overrideMaterial:null;for(let r=0,a=e.length;r<a;r++){let 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m=n.uniforms;return(e.isShaderMaterial||e.isRawShaderMaterial)&&!0!==e.clipping||(m.clippingPlanes=v.uniform),eJ(e,l),n.needsLights=e.isMeshLambertMaterial||e.isMeshToonMaterial||e.isMeshPhongMaterial||e.isMeshStandardMaterial||e.isShadowMaterial||e.isShaderMaterial&&!0===e.lights,n.lightsStateVersion=o,n.needsLights&&(m.ambientLightColor.value=r.state.ambient,m.lightProbe.value=r.state.probe,m.directionalLights.value=r.state.directional,m.directionalLightShadows.value=r.state.directionalShadow,m.spotLights.value=r.state.spot,m.spotLightShadows.value=r.state.spotShadow,m.rectAreaLights.value=r.state.rectArea,m.ltc_1.value=r.state.rectAreaLTC1,m.ltc_2.value=r.state.rectAreaLTC2,m.pointLights.value=r.state.point,m.pointLightShadows.value=r.state.pointShadow,m.hemisphereLights.value=r.state.hemi,m.directionalShadowMap.value=r.state.directionalShadowMap,m.directionalShadowMatrix.value=r.state.directionalShadowMatrix,m.spotShadowMap.value=r.state.spotShadowMap,m.spotLightMatrix.value=r.state.spotLightMatrix,m.spotLightMap.value=r.state.spotLightMap,m.pointShadowMap.value=r.state.pointShadowMap,m.pointShadowMatrix.value=r.state.pointShadowMatrix),n.currentProgram=p,n.uniformsList=null,p}function eZ(e){if(null===e.uniformsList){let t=e.currentProgram.getUniforms();e.uniformsList=s2.seqWithValue(t.seq,e.uniforms)}return e.uniformsList}function eJ(e,t){let i=s.get(e);i.outputColorSpace=t.outputColorSpace,i.batching=t.batching,i.instancing=t.instancing,i.instancingColor=t.instancingColor,i.instancingMorph=t.instancingMorph,i.skinning=t.skinning,i.morphTargets=t.morphTargets,i.morphNormals=t.morphNormals,i.morphColors=t.morphColors,i.morphTargetsCount=t.morphTargetsCount,i.numClippingPlanes=t.numClippingPlanes,i.numIntersection=t.numClipIntersection,i.vertexAlphas=t.vertexAlphas,i.vertexTangents=t.vertexTangents,i.toneMapping=t.toneMapping}eO.setAnimationLoop(function(e){eP&&eP(e)}),"undefined"!=typeof self&&eO.setContext(self),this.setAnimationLoop=function(e){eP=e,eE.setAnimationLoop(e),null===e?eO.stop():eO.start()},eE.addEventListener("sessionstart",eU),eE.addEventListener("sessionend",eD),this.render=function(e,t){if(void 0!==t&&!0!==t.isCamera){console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");return}if(!0===q)return;!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===eE.enabled&&!0===eE.isPresenting&&(!0===eE.cameraAutoUpdate&&eE.updateCamera(t),t=eE.getCamera()),!0===e.isScene&&e.onBeforeRender(j,e,t,J),(V=_.get(e,X.length)).init(),X.push(V),e_.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),ep.setFromProjectionMatrix(e_),em=this.localClippingEnabled,ef=v.init(this.clippingPlanes,em),(k=g.get(e,W.length)).init(),W.push(k),function e(t,i,n,r){if(!1===t.visible)return;if(t.layers.test(i.layers)){if(t.isGroup)n=t.renderOrder;else if(t.isLOD)!0===t.autoUpdate&&t.update(i);else if(t.isLight)V.pushLight(t),t.castShadow&&V.pushShadow(t);else if(t.isSprite){if(!t.frustumCulled||ep.intersectsSprite(t)){r&&ex.setFromMatrixPosition(t.matrixWorld).applyMatrix4(e_);let e=p.update(t),i=t.material;i.visible&&k.push(t,e,i,n,ex.z,null)}}else if((t.isMesh||t.isLine||t.isPoints)&&(!t.frustumCulled||ep.intersectsObject(t))){let e=p.update(t),i=t.material;if(r&&(void 0!==t.boundingSphere?(null===t.boundingSphere&&t.computeBoundingSphere(),ex.copy(t.boundingSphere.center)):(null===e.boundingSphere&&e.computeBoundingSphere(),ex.copy(e.boundingSphere.center)),ex.applyMatrix4(t.matrixWorld).applyMatrix4(e_)),Array.isArray(i)){let r=e.groups;for(let a=0,s=r.length;a<s;a++){let s=r[a],o=i[s.materialIndex];o&&o.visible&&k.push(t,e,o,n,ex.z,s)}}else i.visible&&k.push(t,e,i,n,ex.z,null)}}let a=t.children;for(let t=0,s=a.length;t<s;t++)e(a[t],i,n,r)}(e,t,0,j.sortObjects),k.finish(),!0===j.sortObjects&&k.sort(el,eh),this.info.render.frame++,!0===ef&&v.beginShadows();let i=V.state.shadowsArray;if(S.render(i,e,t),!0===ef&&v.endShadows(),!0===this.info.autoReset&&this.info.reset(),(!1===eE.enabled||!1===eE.isPresenting||!1===eE.hasDepthSensing())&&b.render(k,e),V.setupLights(j._useLegacyLights),t.isArrayCamera){let i=t.cameras;for(let t=0,n=i.length;t<n;t++){let n=i[t];eB(k,e,n,n.viewport)}}else eB(k,e,t);null!==J&&(o.updateMultisampleRenderTarget(J),o.updateRenderTargetMipmap(J)),!0===e.isScene&&e.onAfterRender(j,e,t),R.resetDefaultState(),K=-1,Q=null,X.pop(),V=X.length>0?X[X.length-1]:null,W.pop(),k=W.length>0?W[W.length-1]:null},this.getActiveCubeFace=function(){return Y},this.getActiveMipmapLevel=function(){return Z},this.getRenderTarget=function(){return J},this.setRenderTargetTextures=function(e,t,n){s.get(e.texture).__webglTexture=t,s.get(e.depthTexture).__webglTexture=n;let r=s.get(e);r.__hasExternalTextures=!0,r.__autoAllocateDepthBuffer=void 0===n,r.__autoAllocateDepthBuffer||!0!==i.has("WEBGL_multisampled_render_to_texture")||(console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided"),r.__useRenderToTexture=!1)},this.setRenderTargetFramebuffer=function(e,t){let i=s.get(e);i.__webglFramebuffer=t,i.__useDefaultFramebuffer=void 0===t},this.setRenderTarget=function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;J=e,Y=t,Z=i;let a=!0,l=null,h=!1,u=!1;if(e){let c=s.get(e);void 0!==c.__useDefaultFramebuffer?(r.bindFramebuffer(eS.FRAMEBUFFER,null),a=!1):void 0===c.__webglFramebuffer?o.setupRenderTarget(e):c.__hasExternalTextures&&o.rebindTextures(e,s.get(e.texture).__webglTexture,s.get(e.depthTexture).__webglTexture);let d=e.texture;(d.isData3DTexture||d.isDataArrayTexture||d.isCompressedArrayTexture)&&(u=!0);let p=s.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(l=Array.isArray(p[t])?p[t][i]:p[t],h=!0):l=n.isWebGL2&&e.samples>0&&!1===o.useMultisampledRTT(e)?s.get(e).__webglMultisampledFramebuffer:Array.isArray(p)?p[i]:p,$.copy(e.viewport),ee.copy(e.scissor),et=e.scissorTest}else $.copy(eu).multiplyScalar(eo).floor(),ee.copy(ec).multiplyScalar(eo).floor(),et=ed;if(r.bindFramebuffer(eS.FRAMEBUFFER,l)&&n.drawBuffers&&a&&r.drawBuffers(e,l),r.viewport($),r.scissor(ee),r.setScissorTest(et),h){let n=s.get(e.texture);eS.framebufferTexture2D(eS.FRAMEBUFFER,eS.COLOR_ATTACHMENT0,eS.TEXTURE_CUBE_MAP_POSITIVE_X+t,n.__webglTexture,i)}else if(u){let n=s.get(e.texture);eS.framebufferTextureLayer(eS.FRAMEBUFFER,eS.COLOR_ATTACHMENT0,n.__webglTexture,i||0,t||0)}K=-1},this.readRenderTargetPixels=function(e,t,a,o,l,h,u){if(!(e&&e.isWebGLRenderTarget)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");return}let c=s.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==u&&(c=c[u]),c){r.bindFramebuffer(eS.FRAMEBUFFER,c);try{let r=e.texture,s=r.format,u=r.type;if(s!==ej&&A.convert(s)!==eS.getParameter(eS.IMPLEMENTATION_COLOR_READ_FORMAT)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");return}let c=u===eH&&(i.has("EXT_color_buffer_half_float")||n.isWebGL2&&i.has("EXT_color_buffer_float"));if(u!==eN&&A.convert(u)!==eS.getParameter(eS.IMPLEMENTATION_COLOR_READ_TYPE)&&!(u===eG&&(n.isWebGL2||i.has("OES_texture_float")||i.has("WEBGL_color_buffer_float")))&&!c){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");return}t>=0&&t<=e.width-o&&a>=0&&a<=e.height-l&&eS.readPixels(t,a,o,l,A.convert(s),A.convert(u),h)}finally{let e=null!==J?s.get(J).__webglFramebuffer:null;r.bindFramebuffer(eS.FRAMEBUFFER,e)}}},this.copyFramebufferToTexture=function(e,t){let i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,n=Math.pow(2,-i),a=Math.floor(t.image.width*n),s=Math.floor(t.image.height*n);o.setTexture2D(t,0),eS.copyTexSubImage2D(eS.TEXTURE_2D,i,0,0,e.x,e.y,a,s),r.unbindTexture()},this.copyTextureToTexture=function(e,t,i){let n=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,a=t.image.width,s=t.image.height,l=A.convert(i.format),h=A.convert(i.type);o.setTexture2D(i,0),eS.pixelStorei(eS.UNPACK_FLIP_Y_WEBGL,i.flipY),eS.pixelStorei(eS.UNPACK_PREMULTIPLY_ALPHA_WEBGL,i.premultiplyAlpha),eS.pixelStorei(eS.UNPACK_ALIGNMENT,i.unpackAlignment),t.isDataTexture?eS.texSubImage2D(eS.TEXTURE_2D,n,e.x,e.y,a,s,l,h,t.image.data):t.isCompressedTexture?eS.compressedTexSubImage2D(eS.TEXTURE_2D,n,e.x,e.y,t.mipmaps[0].width,t.mipmaps[0].height,l,t.mipmaps[0].data):eS.texSubImage2D(eS.TEXTURE_2D,n,e.x,e.y,l,h,t.image),0===n&&i.generateMipmaps&&eS.generateMipmap(eS.TEXTURE_2D),r.unbindTexture()},this.copyTextureToTexture3D=function(e,t,i,n){let a,s=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0;if(j.isWebGL1Renderer){console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");return}let l=Math.round(e.max.x-e.min.x),h=Math.round(e.max.y-e.min.y),u=e.max.z-e.min.z+1,c=A.convert(n.format),d=A.convert(n.type);if(n.isData3DTexture)o.setTexture3D(n,0),a=eS.TEXTURE_3D;else if(n.isDataArrayTexture||n.isCompressedArrayTexture)o.setTexture2DArray(n,0),a=eS.TEXTURE_2D_ARRAY;else{console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");return}eS.pixelStorei(eS.UNPACK_FLIP_Y_WEBGL,n.flipY),eS.pixelStorei(eS.UNPACK_PREMULTIPLY_ALPHA_WEBGL,n.premultiplyAlpha),eS.pixelStorei(eS.UNPACK_ALIGNMENT,n.unpackAlignment);let p=eS.getParameter(eS.UNPACK_ROW_LENGTH),f=eS.getParameter(eS.UNPACK_IMAGE_HEIGHT),m=eS.getParameter(eS.UNPACK_SKIP_PIXELS),g=eS.getParameter(eS.UNPACK_SKIP_ROWS),_=eS.getParameter(eS.UNPACK_SKIP_IMAGES),v=i.isCompressedTexture?i.mipmaps[s]:i.image;eS.pixelStorei(eS.UNPACK_ROW_LENGTH,v.width),eS.pixelStorei(eS.UNPACK_IMAGE_HEIGHT,v.height),eS.pixelStorei(eS.UNPACK_SKIP_PIXELS,e.min.x),eS.pixelStorei(eS.UNPACK_SKIP_ROWS,e.min.y),eS.pixelStorei(eS.UNPACK_SKIP_IMAGES,e.min.z),i.isDataTexture||i.isData3DTexture?eS.texSubImage3D(a,s,t.x,t.y,t.z,l,h,u,c,d,v.data):n.isCompressedArrayTexture?eS.compressedTexSubImage3D(a,s,t.x,t.y,t.z,l,h,u,c,v.data):eS.texSubImage3D(a,s,t.x,t.y,t.z,l,h,u,c,d,v),eS.pixelStorei(eS.UNPACK_ROW_LENGTH,p),eS.pixelStorei(eS.UNPACK_IMAGE_HEIGHT,f),eS.pixelStorei(eS.UNPACK_SKIP_PIXELS,m),eS.pixelStorei(eS.UNPACK_SKIP_ROWS,g),eS.pixelStorei(eS.UNPACK_SKIP_IMAGES,_),0===s&&n.generateMipmaps&&eS.generateMipmap(a),r.unbindTexture()},this.initTexture=function(e){e.isCubeTexture?o.setTextureCube(e,0):e.isData3DTexture?o.setTexture3D(e,0):e.isDataArrayTexture||e.isCompressedArrayTexture?o.setTexture2DArray(e,0):o.setTexture2D(e,0),r.unbindTexture()},this.resetState=function(){Y=0,Z=0,J=null,r.reset(),R.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class oG extends oz{}oG.prototype.isWebGL1Renderer=!0;class oH{clone(){return new oH(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new r_(e),this.density=t}}class ok{clone(){return new ok(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}constructor(e,t=1,i=1e3){this.isFog=!0,this.name="",this.color=new r_(e),this.near=t,this.far=i}}class oV extends rt{copy(e,t){return super.copy(e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentRotation.copy(e.environmentRotation),null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){let t=super.toJSON(e);return null!==this.fog&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),t.object.environmentRotation=this.environmentRotation.toArray(),t}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 nY,this.environmentRotation=new nY,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class oW{onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}get updateRange(){return iJ("THREE.InterleavedBuffer: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,i){e*=this.stride,i*=t.stride;for(let n=0,r=this.stride;n<r;n++)this.array[e+n]=t.array[i+n];return this}set(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.array.set(e,t),this}clone(e){void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=iI()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);let t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),i=new this.constructor(t,this.stride);return i.setUsage(this.usage),i}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=iI()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.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}}constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=id,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.version=0,this.uuid=iI()}}let oX=new nl;class oj{get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,i=this.data.count;t<i;t++)oX.fromBufferAttribute(this,t),oX.applyMatrix4(e),this.setXYZ(t,oX.x,oX.y,oX.z);return this}applyNormalMatrix(e){for(let t=0,i=this.count;t<i;t++)oX.fromBufferAttribute(this,t),oX.applyNormalMatrix(e),this.setXYZ(t,oX.x,oX.y,oX.z);return this}transformDirection(e){for(let t=0,i=this.count;t<i;t++)oX.fromBufferAttribute(this,t),oX.transformDirection(e),this.setXYZ(t,oX.x,oX.y,oX.z);return this}getComponent(e,t){let i=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(i=iB(i,this.array)),i}setComponent(e,t,i){return this.normalized&&(i=iz(i,this.array)),this.data.array[e*this.data.stride+this.offset+t]=i,this}setX(e,t){return this.normalized&&(t=iz(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=iz(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=iz(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=iz(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=iB(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=iB(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=iB(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=iB(t,this.array)),t}setXY(e,t,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=iz(t,this.array),i=iz(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=i,this}setXYZ(e,t,i,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=iz(t,this.array),i=iz(i,this.array),n=iz(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=i,this.data.array[e+2]=n,this}setXYZW(e,t,i,n,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=iz(t,this.array),i=iz(i,this.array),n=iz(n,this.array),r=iz(r,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=i,this.data.array[e+2]=n,this.data.array[e+3]=r,this}clone(e){if(void 0!==e)return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new oj(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized);{console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");let e=[];for(let t=0;t<this.count;t++){let i=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[i+t])}return new rR(new this.array.constructor(e),this.itemSize,this.normalized)}}toJSON(e){if(void 0!==e)return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized};{console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");let e=[];for(let t=0;t<this.count;t++){let i=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[i+t])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:e,normalized:this.normalized}}}constructor(e,t,i,n=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=i,this.normalized=n}}class oq extends ry{copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new r_(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(e)}}let oY=new nl,oZ=new nl,oJ=new nl,oK=new iH,oQ=new iH,o$=new nB,o0=new nl,o1=new nl,o2=new nl,o3=new iH,o4=new iH,o5=new iH;class o6 extends rt{raycast(e,t){let i,n;null===e.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),oZ.setFromMatrixScale(this.matrixWorld),o$.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),oJ.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&oZ.multiplyScalar(-oJ.z);let r=this.material.rotation;0!==r&&(n=Math.cos(r),i=Math.sin(r));let a=this.center;o8(o0.set(-.5,-.5,0),oJ,a,oZ,i,n),o8(o1.set(.5,-.5,0),oJ,a,oZ,i,n),o8(o2.set(.5,.5,0),oJ,a,oZ,i,n),o3.set(0,0),o4.set(1,0),o5.set(1,1);let s=e.ray.intersectTriangle(o0,o1,o2,!1,oY);if(null===s&&(o8(o1.set(-.5,.5,0),oJ,a,oZ,i,n),o4.set(0,1),null===(s=e.ray.intersectTriangle(o0,o2,o1,!1,oY))))return;let o=e.ray.origin.distanceTo(oY);o<e.near||o>e.far||t.push({distance:o,point:oY.clone(),uv:rd.getInterpolation(oY,o0,o1,o2,o3,o4,o5,new iH),face:null,object:this})}copy(e,t){return super.copy(e,t),void 0!==e.center&&this.center.copy(e.center),this.material=e.material,this}constructor(e=new oq){if(super(),this.isSprite=!0,this.type="Sprite",void 0===r){r=new rX;let e=new oW(new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),5);r.setIndex([0,1,2,0,2,3]),r.setAttribute("position",new oj(e,3,0,!1)),r.setAttribute("uv",new oj(e,2,3,!1))}this.geometry=r,this.material=e,this.center=new iH(.5,.5)}}function o8(e,t,i,n,r,a){oK.subVectors(e,i).addScalar(.5).multiply(n),void 0!==r?(oQ.x=a*oK.x-r*oK.y,oQ.y=r*oK.x+a*oK.y):oQ.copy(oK),e.copy(t),e.x+=oQ.x,e.y+=oQ.y,e.applyMatrix4(o$)}let o7=new nl,o9=new nl;class le extends rt{copy(e){super.copy(e,!1);let t=e.levels;for(let e=0,i=t.length;e<i;e++){let i=t[e];this.addLevel(i.object.clone(),i.distance,i.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e){let t,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;i=Math.abs(i);let r=this.levels;for(t=0;t<r.length&&!(i<r[t].distance);t++);return r.splice(t,0,{distance:i,hysteresis:n,object:e}),this.add(e),this}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){let t=this.levels;if(t.length>0){let i,n;for(i=1,n=t.length;i<n;i++){let n=t[i].distance;if(t[i].object.visible&&(n-=n*t[i].hysteresis),e<n)break}return t[i-1].object}return null}raycast(e,t){if(this.levels.length>0){o7.setFromMatrixPosition(this.matrixWorld);let i=e.ray.origin.distanceTo(o7);this.getObjectForDistance(i).raycast(e,t)}}update(e){let t=this.levels;if(t.length>1){let i,n;o7.setFromMatrixPosition(e.matrixWorld),o9.setFromMatrixPosition(this.matrixWorld);let r=o7.distanceTo(o9)/e.zoom;for(i=1,t[0].object.visible=!0,n=t.length;i<n;i++){let e=t[i].distance;if(t[i].object.visible&&(e-=e*t[i].hysteresis),r>=e)t[i-1].object.visible=!1,t[i].object.visible=!0;else break}for(this._currentLevel=i-1;i<n;i++)t[i].object.visible=!1}}toJSON(e){let t=super.toJSON(e);!1===this.autoUpdate&&(t.object.autoUpdate=!1),t.object.levels=[];let i=this.levels;for(let e=0,n=i.length;e<n;e++){let n=i[e];t.object.levels.push({object:n.object.uuid,distance:n.distance,hysteresis:n.hysteresis})}return t}constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}}let lt=new nl,li=new ne,ln=new ne,lr=new nl,la=new nB,ls=new nl,lo=new nC,ll=new nB,lh=new nF;class lu extends r9{computeBoundingBox(){let e=this.geometry;null===this.boundingBox&&(this.boundingBox=new nc),this.boundingBox.makeEmpty();let t=e.getAttribute("position");for(let e=0;e<t.count;e++)this.getVertexPosition(e,ls),this.boundingBox.expandByPoint(ls)}computeBoundingSphere(){let e=this.geometry;null===this.boundingSphere&&(this.boundingSphere=new nC),this.boundingSphere.makeEmpty();let t=e.getAttribute("position");for(let e=0;e<t.count;e++)this.getVertexPosition(e,ls),this.boundingSphere.expandByPoint(ls)}copy(e,t){return super.copy(e,t),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}raycast(e,t){let i=this.material,n=this.matrixWorld;if(void 0!==i&&(null===this.boundingSphere&&this.computeBoundingSphere(),lo.copy(this.boundingSphere),lo.applyMatrix4(n),!1!==e.ray.intersectsSphere(lo))){if(ll.copy(n).invert(),lh.copy(e.ray).applyMatrix4(ll),null!==this.boundingBox&&!1===lh.intersectsBox(this.boundingBox))return;this._computeIntersections(e,t,lh)}}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}bind(e,t){this.skeleton=e,void 0===t&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){let e=new ne,t=this.geometry.attributes.skinWeight;for(let i=0,n=t.count;i<n;i++){e.fromBufferAttribute(t,i);let n=1/e.manhattanLength();n!==1/0?e.multiplyScalar(n):e.set(1,0,0,0),t.setXYZW(i,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===ep?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===ef?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){let i=this.skeleton,n=this.geometry;li.fromBufferAttribute(n.attributes.skinIndex,e),ln.fromBufferAttribute(n.attributes.skinWeight,e),lt.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let e=0;e<4;e++){let n=ln.getComponent(e);if(0!==n){let r=li.getComponent(e);la.multiplyMatrices(i.bones[r].matrixWorld,i.boneInverses[r]),t.addScaledVector(lr.copy(lt).applyMatrix4(la),n)}}return t.applyMatrix4(this.bindMatrixInverse)}constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=ep,this.bindMatrix=new nB,this.bindMatrixInverse=new nB,this.boundingBox=null,this.boundingSphere=null}}class lc extends rt{constructor(){super(),this.isBone=!0,this.type="Bone"}}class ld extends i9{constructor(e=null,t=1,i=1,n,r,a,s,o,l=eT,h=eT,u,c){super(null,a,s,o,l,h,n,r,u,c),this.isDataTexture=!0,this.image={data:e,width:t,height:i},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}let lp=new nB,lf=new nB;class lm{init(){let e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(16*e.length),0===t.length)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let e=0,t=this.bones.length;e<t;e++)this.boneInverses.push(new nB)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){let t=new nB;this.bones[e]&&t.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(t)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){let t=this.bones[e];t&&t.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){let t=this.bones[e];t&&(t.parent&&t.parent.isBone?(t.matrix.copy(t.parent.matrixWorld).invert(),t.matrix.multiply(t.matrixWorld)):t.matrix.copy(t.matrixWorld),t.matrix.decompose(t.position,t.quaternion,t.scale))}}update(){let e=this.bones,t=this.boneInverses,i=this.boneMatrices,n=this.boneTexture;for(let n=0,r=e.length;n<r;n++){let r=e[n]?e[n].matrixWorld:lf;lp.multiplyMatrices(r,t[n]),lp.toArray(i,16*n)}null!==n&&(n.needsUpdate=!0)}clone(){return new lm(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(4*this.bones.length);e=Math.max(e=4*Math.ceil(e/4),4);let t=new Float32Array(e*e*4);t.set(this.boneMatrices);let i=new ld(t,e,e,ej,eG);return i.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=i,this}getBoneByName(e){for(let t=0,i=this.bones.length;t<i;t++){let i=this.bones[t];if(i.name===e)return i}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let i=0,n=e.bones.length;i<n;i++){let n=e.bones[i],r=t[n];void 0===r&&(console.warn("THREE.Skeleton: No bone found with UUID:",n),r=new lc),this.bones.push(r),this.boneInverses.push(new nB().fromArray(e.boneInverses[i]))}return this.init(),this}toJSON(){let e={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;let t=this.bones,i=this.boneInverses;for(let n=0,r=t.length;n<r;n++){let r=t[n];e.bones.push(r.uuid);let a=i[n];e.boneInverses.push(a.toArray())}return e}constructor(e=[],t=[]){this.uuid=iI(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.init()}}class lg extends rR{copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){let e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}constructor(e,t,i,n=1){super(e,t,i),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=n}}let l_=new nB,lv=new nB,lx=[],ly=new nc,lM=new nB,lS=new r9,lb=new nC;class lT extends r9{computeBoundingBox(){let e=this.geometry,t=this.count;null===this.boundingBox&&(this.boundingBox=new nc),null===e.boundingBox&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let i=0;i<t;i++)this.getMatrixAt(i,l_),ly.copy(e.boundingBox).applyMatrix4(l_),this.boundingBox.union(ly)}computeBoundingSphere(){let e=this.geometry,t=this.count;null===this.boundingSphere&&(this.boundingSphere=new nC),null===e.boundingSphere&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let i=0;i<t;i++)this.getMatrixAt(i,l_),lb.copy(e.boundingSphere).applyMatrix4(l_),this.boundingSphere.union(lb)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),null!==e.instanceColor&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,3*e)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,16*e)}getMorphAt(e,t){let i=t.morphTargetInfluences,n=this.morphTexture.source.data.data,r=e*(i.length+1)+1;for(let e=0;e<i.length;e++)i[e]=n[r+e]}raycast(e,t){let i=this.matrixWorld,n=this.count;if(lS.geometry=this.geometry,lS.material=this.material,void 0!==lS.material&&(null===this.boundingSphere&&this.computeBoundingSphere(),lb.copy(this.boundingSphere),lb.applyMatrix4(i),!1!==e.ray.intersectsSphere(lb)))for(let r=0;r<n;r++){this.getMatrixAt(r,l_),lv.multiplyMatrices(i,l_),lS.matrixWorld=lv,lS.raycast(e,lx);for(let e=0,i=lx.length;e<i;e++){let i=lx[e];i.instanceId=r,i.object=this,t.push(i)}lx.length=0}}setColorAt(e,t){null===this.instanceColor&&(this.instanceColor=new lg(new Float32Array(3*this.instanceMatrix.count),3)),t.toArray(this.instanceColor.array,3*e)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,16*e)}setMorphAt(e,t){let i=t.morphTargetInfluences,n=i.length+1;null===this.morphTexture&&(this.morphTexture=new ld(new Float32Array(n*this.count),n,this.count,eK,eG));let r=this.morphTexture.source.data.data,a=0;for(let e=0;e<i.length;e++)a+=i[e];let s=this.geometry.morphTargetsRelative?1:1-a,o=n*e;r[o]=s,r.set(i,o+1)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"})}constructor(e,t,i){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new lg(new Float32Array(16*i),16),this.instanceColor=null,this.morphTexture=null,this.count=i,this.boundingBox=null,this.boundingSphere=null;for(let e=0;e<i;e++)this.setMatrixAt(e,lM)}}function lE(e,t){return e.z-t.z}function lw(e,t){return t.z-e.z}class lA{push(e,t){let i=this.pool,n=this.list;this.index>=i.length&&i.push({start:-1,count:-1,z:-1});let r=i[this.index];n.push(r),this.index++,r.start=e.start,r.count=e.count,r.z=t}reset(){this.list.length=0,this.index=0}constructor(){this.index=0,this.pool=[],this.list=[]}}let lR="batchId",lC=new nB,lL=new nB,lP=new nB,lI=new nB,lU=new aM,lN=new nc,lD=new nC,lO=new nl,lF=new lA,lB=new r9,lz=[];class lG extends r9{get maxGeometryCount(){return this._maxGeometryCount}_initMatricesTexture(){let e=Math.sqrt(4*this._maxGeometryCount);e=Math.max(e=4*Math.ceil(e/4),4);let t=new ld(new Float32Array(e*e*4),e,e,ej,eG);this._matricesTexture=t}_initializeGeometry(e){let t=this.geometry,i=this._maxVertexCount,n=this._maxGeometryCount,r=this._maxIndexCount;if(!1===this._geometryInitialized){for(let n in e.attributes){let r=e.getAttribute(n),{array:a,itemSize:s,normalized:o}=r,l=new a.constructor(i*s),h=new r.constructor(l,s,o);h.setUsage(r.usage),t.setAttribute(n,h)}if(null!==e.getIndex()){let e=i>65536?new Uint32Array(r):new Uint16Array(r);t.setIndex(new rR(e,1))}let a=n>65536?new Uint32Array(i):new Uint16Array(i);t.setAttribute(lR,new rR(a,1)),this._geometryInitialized=!0}}_validateGeometry(e){if(e.getAttribute(lR))throw Error('BatchedMesh: Geometry cannot use attribute "'.concat(lR,'"'));let t=this.geometry;if(!!e.getIndex()!=!!t.getIndex())throw Error('BatchedMesh: All geometries must consistently have "index".');for(let i in t.attributes){if(i===lR)continue;if(!e.hasAttribute(i))throw Error('BatchedMesh: Added geometry missing "'.concat(i,'". All geometries must have consistent attributes.'));let n=e.getAttribute(i),r=t.getAttribute(i);if(n.itemSize!==r.itemSize||n.normalized!==r.normalized)throw Error("BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}setCustomSort(e){return this.customSort=e,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new nc);let e=this._geometryCount,t=this.boundingBox,i=this._active;t.makeEmpty();for(let n=0;n<e;n++)!1!==i[n]&&(this.getMatrixAt(n,lC),this.getBoundingBoxAt(n,lN).applyMatrix4(lC),t.union(lN))}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new nC);let e=this._geometryCount,t=this.boundingSphere,i=this._active;t.makeEmpty();for(let n=0;n<e;n++)!1!==i[n]&&(this.getMatrixAt(n,lC),this.getBoundingSphereAt(n,lD).applyMatrix4(lC),t.union(lD))}addGeometry(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:-1;if(this._initializeGeometry(e),this._validateGeometry(e),this._geometryCount>=this._maxGeometryCount)throw Error("BatchedMesh: Maximum geometry count reached.");let n={vertexStart:-1,vertexCount:-1,indexStart:-1,indexCount:-1},r=null,a=this._reservedRanges,s=this._drawRanges,o=this._bounds;0!==this._geometryCount&&(r=a[a.length-1]),-1===t?n.vertexCount=e.getAttribute("position").count:n.vertexCount=t,null===r?n.vertexStart=0:n.vertexStart=r.vertexStart+r.vertexCount;let l=e.getIndex(),h=null!==l;if(h&&(-1===i?n.indexCount=l.count:n.indexCount=i,null===r?n.indexStart=0:n.indexStart=r.indexStart+r.indexCount),-1!==n.indexStart&&n.indexStart+n.indexCount>this._maxIndexCount||n.vertexStart+n.vertexCount>this._maxVertexCount)throw Error("BatchedMesh: Reserved space request exceeds the maximum buffer size.");let u=this._visibility,c=this._active,d=this._matricesTexture,p=this._matricesTexture.image.data;u.push(!0),c.push(!0);let f=this._geometryCount;this._geometryCount++,lP.toArray(p,16*f),d.needsUpdate=!0,a.push(n),s.push({start:h?n.indexStart:n.vertexStart,count:-1}),o.push({boxInitialized:!1,box:new nc,sphereInitialized:!1,sphere:new nC});let m=this.geometry.getAttribute(lR);for(let e=0;e<n.vertexCount;e++)m.setX(n.vertexStart+e,f);return m.needsUpdate=!0,this.setGeometryAt(f,e),f}setGeometryAt(e,t){if(e>=this._geometryCount)throw Error("BatchedMesh: Maximum geometry count reached.");this._validateGeometry(t);let i=this.geometry,n=null!==i.getIndex(),r=i.getIndex(),a=t.getIndex(),s=this._reservedRanges[e];if(n&&a.count>s.indexCount||t.attributes.position.count>s.vertexCount)throw Error("BatchedMesh: Reserved space not large enough for provided geometry.");let o=s.vertexStart,l=s.vertexCount;for(let e in i.attributes){if(e===lR)continue;let n=t.getAttribute(e),r=i.getAttribute(e);!function(e,t){let i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,n=t.itemSize;if(e.isInterleavedBufferAttribute||e.array.constructor!==t.array.constructor){let r=e.count;for(let a=0;a<r;a++)for(let r=0;r<n;r++)t.setComponent(a+i,r,e.getComponent(a,r))}else t.array.set(e.array,i*n);t.needsUpdate=!0}(n,r,o);let a=n.itemSize;for(let e=n.count;e<l;e++){let t=o+e;for(let e=0;e<a;e++)r.setComponent(t,e,0)}r.needsUpdate=!0}if(n){let e=s.indexStart;for(let t=0;t<a.count;t++)r.setX(e+t,o+a.getX(t));for(let t=a.count,i=s.indexCount;t<i;t++)r.setX(e+t,o);r.needsUpdate=!0}let h=this._bounds[e];null!==t.boundingBox?(h.box.copy(t.boundingBox),h.boxInitialized=!0):h.boxInitialized=!1,null!==t.boundingSphere?(h.sphere.copy(t.boundingSphere),h.sphereInitialized=!0):h.sphereInitialized=!1;let u=this._drawRanges[e],c=t.getAttribute("position");return u.count=n?a.count:c.count,this._visibilityChanged=!0,e}deleteGeometry(e){let t=this._active;return e>=t.length||!1===t[e]||(t[e]=!1,this._visibilityChanged=!0),this}getBoundingBoxAt(e,t){if(!1===this._active[e])return null;let i=this._bounds[e],n=i.box,r=this.geometry;if(!1===i.boxInitialized){n.makeEmpty();let t=r.index,a=r.attributes.position,s=this._drawRanges[e];for(let e=s.start,i=s.start+s.count;e<i;e++){let i=e;t&&(i=t.getX(i)),n.expandByPoint(lO.fromBufferAttribute(a,i))}i.boxInitialized=!0}return t.copy(n),t}getBoundingSphereAt(e,t){if(!1===this._active[e])return null;let i=this._bounds[e],n=i.sphere,r=this.geometry;if(!1===i.sphereInitialized){n.makeEmpty(),this.getBoundingBoxAt(e,lN),lN.getCenter(n.center);let t=r.index,a=r.attributes.position,s=this._drawRanges[e],o=0;for(let e=s.start,i=s.start+s.count;e<i;e++){let i=e;t&&(i=t.getX(i)),lO.fromBufferAttribute(a,i),o=Math.max(o,n.center.distanceToSquared(lO))}n.radius=Math.sqrt(o),i.sphereInitialized=!0}return t.copy(n),t}setMatrixAt(e,t){let i=this._active,n=this._matricesTexture,r=this._matricesTexture.image.data;return e>=this._geometryCount||!1===i[e]||(t.toArray(r,16*e),n.needsUpdate=!0),this}getMatrixAt(e,t){let i=this._active,n=this._matricesTexture.image.data;return e>=this._geometryCount||!1===i[e]?null:t.fromArray(n,16*e)}setVisibleAt(e,t){let i=this._visibility,n=this._active;return e>=this._geometryCount||!1===n[e]||i[e]===t||(i[e]=t,this._visibilityChanged=!0),this}getVisibleAt(e){let t=this._visibility,i=this._active;return!(e>=this._geometryCount)&&!1!==i[e]&&t[e]}raycast(e,t){let i=this._visibility,n=this._active,r=this._drawRanges,a=this._geometryCount,s=this.matrixWorld,o=this.geometry;lB.material=this.material,lB.geometry.index=o.index,lB.geometry.attributes=o.attributes,null===lB.geometry.boundingBox&&(lB.geometry.boundingBox=new nc),null===lB.geometry.boundingSphere&&(lB.geometry.boundingSphere=new nC);for(let o=0;o<a;o++){if(!i[o]||!n[o])continue;let a=r[o];lB.geometry.setDrawRange(a.start,a.count),this.getMatrixAt(o,lB.matrixWorld).premultiply(s),this.getBoundingBoxAt(o,lB.geometry.boundingBox),this.getBoundingSphereAt(o,lB.geometry.boundingSphere),lB.raycast(e,lz);for(let e=0,i=lz.length;e<i;e++){let i=lz[e];i.object=this,i.batchId=o,t.push(i)}lz.length=0}lB.material=null,lB.geometry.index=null,lB.geometry.attributes={},lB.geometry.setDrawRange(0,1/0)}copy(e){return super.copy(e),this.geometry=e.geometry.clone(),this.perObjectFrustumCulled=e.perObjectFrustumCulled,this.sortObjects=e.sortObjects,this.boundingBox=null!==e.boundingBox?e.boundingBox.clone():null,this.boundingSphere=null!==e.boundingSphere?e.boundingSphere.clone():null,this._drawRanges=e._drawRanges.map(e=>({...e})),this._reservedRanges=e._reservedRanges.map(e=>({...e})),this._visibility=e._visibility.slice(),this._active=e._active.slice(),this._bounds=e._bounds.map(e=>({boxInitialized:e.boxInitialized,box:e.box.clone(),sphereInitialized:e.sphereInitialized,sphere:e.sphere.clone()})),this._maxGeometryCount=e._maxGeometryCount,this._maxVertexCount=e._maxVertexCount,this._maxIndexCount=e._maxIndexCount,this._geometryInitialized=e._geometryInitialized,this._geometryCount=e._geometryCount,this._multiDrawCounts=e._multiDrawCounts.slice(),this._multiDrawStarts=e._multiDrawStarts.slice(),this._matricesTexture=e._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.slice(),this}dispose(){return this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this}onBeforeRender(e,t,i,n,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;let a=n.getIndex(),s=null===a?1:a.array.BYTES_PER_ELEMENT,o=this._active,l=this._visibility,h=this._multiDrawStarts,u=this._multiDrawCounts,c=this._drawRanges,d=this.perObjectFrustumCulled;d&&(lI.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse).multiply(this.matrixWorld),lU.setFromProjectionMatrix(lI,e.coordinateSystem));let p=0;if(this.sortObjects){lL.copy(this.matrixWorld).invert(),lO.setFromMatrixPosition(i.matrixWorld).applyMatrix4(lL);for(let e=0,t=l.length;e<t;e++)if(l[e]&&o[e]){this.getMatrixAt(e,lC),this.getBoundingSphereAt(e,lD).applyMatrix4(lC);let t=!1;if(d&&(t=!lU.intersectsSphere(lD)),!t){let t=lO.distanceTo(lD.center);lF.push(c[e],t)}}let e=lF.list,t=this.customSort;null===t?e.sort(r.transparent?lw:lE):t.call(this,e,i);for(let t=0,i=e.length;t<i;t++){let i=e[t];h[p]=i.start*s,u[p]=i.count,p++}lF.reset()}else for(let e=0,t=l.length;e<t;e++)if(l[e]&&o[e]){let t=!1;if(d&&(this.getMatrixAt(e,lC),this.getBoundingSphereAt(e,lD).applyMatrix4(lC),t=!lU.intersectsSphere(lD)),!t){let t=c[e];h[p]=t.start*s,u[p]=t.count,p++}}this._multiDrawCount=p,this._visibilityChanged=!1}onBeforeShadow(e,t,i,n,r,a){this.onBeforeRender(e,null,n,r,a)}constructor(e,t,i=2*t,n){super(new rX,n),this.isBatchedMesh=!0,this.perObjectFrustumCulled=!0,this.sortObjects=!0,this.boundingBox=null,this.boundingSphere=null,this.customSort=null,this._drawRanges=[],this._reservedRanges=[],this._visibility=[],this._active=[],this._bounds=[],this._maxGeometryCount=e,this._maxVertexCount=t,this._maxIndexCount=i,this._geometryInitialized=!1,this._geometryCount=0,this._multiDrawCounts=new Int32Array(e),this._multiDrawStarts=new Int32Array(e),this._multiDrawCount=0,this._visibilityChanged=!0,this._matricesTexture=null,this._initMatricesTexture()}}class lH extends ry{copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new r_(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}}let lk=new nl,lV=new nl,lW=new nB,lX=new nF,lj=new nC;class lq extends rt{copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){let e=this.geometry;if(null===e.index){let t=e.attributes.position,i=[0];for(let e=1,n=t.count;e<n;e++)lk.fromBufferAttribute(t,e-1),lV.fromBufferAttribute(t,e),i[e]=i[e-1],i[e]+=lk.distanceTo(lV);e.setAttribute("lineDistance",new rF(i,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){let i=this.geometry,n=this.matrixWorld,r=e.params.Line.threshold,a=i.drawRange;if(null===i.boundingSphere&&i.computeBoundingSphere(),lj.copy(i.boundingSphere),lj.applyMatrix4(n),lj.radius+=r,!1===e.ray.intersectsSphere(lj))return;lW.copy(n).invert(),lX.copy(e.ray).applyMatrix4(lW);let s=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=s*s,l=new nl,h=new nl,u=new nl,c=new nl,d=this.isLineSegments?2:1,p=i.index,f=i.attributes.position;if(null!==p){let i=Math.max(0,a.start),n=Math.min(p.count,a.start+a.count);for(let r=i,a=n-1;r<a;r+=d){let i=p.getX(r),n=p.getX(r+1);if(l.fromBufferAttribute(f,i),h.fromBufferAttribute(f,n),lX.distanceSqToSegment(l,h,c,u)>o)continue;c.applyMatrix4(this.matrixWorld);let a=e.ray.origin.distanceTo(c);a<e.near||a>e.far||t.push({distance:a,point:u.clone().applyMatrix4(this.matrixWorld),index:r,face:null,faceIndex:null,object:this})}}else{let i=Math.max(0,a.start),n=Math.min(f.count,a.start+a.count);for(let r=i,a=n-1;r<a;r+=d){if(l.fromBufferAttribute(f,r),h.fromBufferAttribute(f,r+1),lX.distanceSqToSegment(l,h,c,u)>o)continue;c.applyMatrix4(this.matrixWorld);let i=e.ray.origin.distanceTo(c);i<e.near||i>e.far||t.push({distance:i,point:u.clone().applyMatrix4(this.matrixWorld),index:r,face:null,faceIndex:null,object:this})}}}updateMorphTargets(){let e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){let i=e[t[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=i.length;e<t;e++){let t=i[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}constructor(e=new rX,t=new lH){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.updateMorphTargets()}}let lY=new nl,lZ=new nl;class lJ extends lq{computeLineDistances(){let e=this.geometry;if(null===e.index){let t=e.attributes.position,i=[];for(let e=0,n=t.count;e<n;e+=2)lY.fromBufferAttribute(t,e),lZ.fromBufferAttribute(t,e+1),i[e]=0===e?0:i[e-1],i[e+1]=i[e]+lY.distanceTo(lZ);e.setAttribute("lineDistance",new rF(i,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}}class lK extends lq{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class lQ extends ry{copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new r_(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}}let l$=new nB,l0=new nF,l1=new nC,l2=new nl;class l3 extends rt{copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,t){let i=this.geometry,n=this.matrixWorld,r=e.params.Points.threshold,a=i.drawRange;if(null===i.boundingSphere&&i.computeBoundingSphere(),l1.copy(i.boundingSphere),l1.applyMatrix4(n),l1.radius+=r,!1===e.ray.intersectsSphere(l1))return;l$.copy(n).invert(),l0.copy(e.ray).applyMatrix4(l$);let s=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=s*s,l=i.index,h=i.attributes.position;if(null!==l){let i=Math.max(0,a.start),r=Math.min(l.count,a.start+a.count);for(let a=i;a<r;a++){let i=l.getX(a);l2.fromBufferAttribute(h,i),l4(l2,i,o,n,e,t,this)}}else{let i=Math.max(0,a.start),r=Math.min(h.count,a.start+a.count);for(let a=i;a<r;a++)l2.fromBufferAttribute(h,a),l4(l2,a,o,n,e,t,this)}}updateMorphTargets(){let e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){let i=e[t[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=i.length;e<t;e++){let t=i[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}constructor(e=new rX,t=new lQ){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.updateMorphTargets()}}function l4(e,t,i,n,r,a,s){let o=l0.distanceSqToPoint(e);if(o<i){let i=new nl;l0.closestPointToPoint(e,i),i.applyMatrix4(n);let l=r.ray.origin.distanceTo(i);if(l<r.near||l>r.far)return;a.push({distance:l,distanceToRay:Math.sqrt(o),point:i,index:t,face:null,object:s})}}class l5 extends i9{clone(){return new this.constructor(this.image).copy(this)}update(){let e=this.image;!1=="requestVideoFrameCallback"in e&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}constructor(e,t,i,n,r,a,s,o,l){super(e,t,i,n,r,a,s,o,l),this.isVideoTexture=!0,this.minFilter=void 0!==a?a:eC,this.magFilter=void 0!==r?r:eC,this.generateMipmaps=!1;let h=this;"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback(function t(){h.needsUpdate=!0,e.requestVideoFrameCallback(t)})}}class l6 extends i9{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=eT,this.minFilter=eT,this.generateMipmaps=!1,this.needsUpdate=!0}}class l8 extends i9{constructor(e,t,i,n,r,a,s,o,l,h,u,c){super(null,a,s,o,l,h,n,r,u,c),this.isCompressedTexture=!0,this.image={width:t,height:i},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class l7 extends l8{constructor(e,t,i,n,r,a){super(e,t,i,r,a),this.isCompressedArrayTexture=!0,this.image.depth=n,this.wrapR=eS}}class l9 extends l8{constructor(e,t,i){super(void 0,e[0].width,e[0].height,t,i,eg),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class he extends i9{constructor(e,t,i,n,r,a,s,o,l){super(e,t,i,n,r,a,s,o,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class ht{getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){let i=this.getUtoTmapping(e);return this.getPoint(i,t)}getPoints(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5,t=[];for(let i=0;i<=e;i++)t.push(this.getPoint(i/e));return t}getSpacedPoints(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5,t=[];for(let i=0;i<=e;i++)t.push(this.getPointAt(i/e));return t}getLength(){let e=this.getLengths();return e[e.length-1]}getLengths(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.arcLengthDivisions;if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;let t=[],i,n=this.getPoint(0),r=0;t.push(0);for(let a=1;a<=e;a++)t.push(r+=(i=this.getPoint(a/e)).distanceTo(n)),n=i;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){let i;let n=this.getLengths(),r=0,a=n.length;i=t||e*n[a-1];let s=0,o=a-1,l;for(;s<=o;)if((l=n[r=Math.floor(s+(o-s)/2)]-i)<0)s=r+1;else if(l>0)o=r-1;else{o=r;break}if(n[r=o]===i)return r/(a-1);let h=n[r],u=n[r+1];return(r+(i-h)/(u-h))/(a-1)}getTangent(e,t){let i=e-1e-4,n=e+1e-4;i<0&&(i=0),n>1&&(n=1);let r=this.getPoint(i),a=this.getPoint(n),s=t||(r.isVector2?new iH:new nl);return s.copy(a).sub(r).normalize(),s}getTangentAt(e,t){let i=this.getUtoTmapping(e);return this.getTangent(i,t)}computeFrenetFrames(e,t){let i=new nl,n=[],r=[],a=[],s=new nl,o=new nB;for(let t=0;t<=e;t++){let i=t/e;n[t]=this.getTangentAt(i,new nl)}r[0]=new nl,a[0]=new nl;let l=Number.MAX_VALUE,h=Math.abs(n[0].x),u=Math.abs(n[0].y),c=Math.abs(n[0].z);h<=l&&(l=h,i.set(1,0,0)),u<=l&&(l=u,i.set(0,1,0)),c<=l&&i.set(0,0,1),s.crossVectors(n[0],i).normalize(),r[0].crossVectors(n[0],s),a[0].crossVectors(n[0],r[0]);for(let t=1;t<=e;t++){if(r[t]=r[t-1].clone(),a[t]=a[t-1].clone(),s.crossVectors(n[t-1],n[t]),s.length()>Number.EPSILON){s.normalize();let e=Math.acos(iU(n[t-1].dot(n[t]),-1,1));r[t].applyMatrix4(o.makeRotationAxis(s,e))}a[t].crossVectors(n[t],r[t])}if(!0===t){let t=Math.acos(iU(r[0].dot(r[e]),-1,1));t/=e,n[0].dot(s.crossVectors(r[0],r[e]))>0&&(t=-t);for(let i=1;i<=e;i++)r[i].applyMatrix4(o.makeRotationAxis(n[i],t*i)),a[i].crossVectors(n[i],r[i])}return{tangents:n,normals:r,binormals:a}}clone(){return new this.constructor().copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){let e={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}constructor(){this.type="Curve",this.arcLengthDivisions=200}}class hi extends ht{getPoint(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new iH,i=2*Math.PI,n=this.aEndAngle-this.aStartAngle,r=Math.abs(n)<Number.EPSILON;for(;n<0;)n+=i;for(;n>i;)n-=i;n<Number.EPSILON&&(n=r?0:i),!0!==this.aClockwise||r||(n===i?n=-i:n-=i);let a=this.aStartAngle+e*n,s=this.aX+this.xRadius*Math.cos(a),o=this.aY+this.yRadius*Math.sin(a);if(0!==this.aRotation){let e=Math.cos(this.aRotation),t=Math.sin(this.aRotation),i=s-this.aX,n=o-this.aY;s=i*e-n*t+this.aX,o=i*t+n*e+this.aY}return t.set(s,o)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){let e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}constructor(e=0,t=0,i=1,n=1,r=0,a=2*Math.PI,s=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=i,this.yRadius=n,this.aStartAngle=r,this.aEndAngle=a,this.aClockwise=s,this.aRotation=o}}class hn extends hi{constructor(e,t,i,n,r,a){super(e,t,i,i,n,r,a),this.isArcCurve=!0,this.type="ArcCurve"}}function hr(){let e=0,t=0,i=0,n=0;function r(r,a,s,o){e=r,t=s,i=-3*r+3*a-2*s-o,n=2*r-2*a+s+o}return{initCatmullRom:function(e,t,i,n,a){r(t,i,a*(i-e),a*(n-t))},initNonuniformCatmullRom:function(e,t,i,n,a,s,o){let l=(t-e)/a-(i-e)/(a+s)+(i-t)/s,h=(i-t)/s-(n-t)/(s+o)+(n-i)/o;r(t,i,l*=s,h*=s)},calc:function(r){let a=r*r;return e+t*r+i*a+a*r*n}}}let ha=new nl,hs=new hr,ho=new hr,hl=new hr;class hh extends ht{getPoint(e){let t,i,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new nl,r=this.points,a=r.length,s=(a-(this.closed?0:1))*e,o=Math.floor(s),l=s-o;this.closed?o+=o>0?0:(Math.floor(Math.abs(o)/a)+1)*a:0===l&&o===a-1&&(o=a-2,l=1),this.closed||o>0?t=r[(o-1)%a]:(ha.subVectors(r[0],r[1]).add(r[0]),t=ha);let h=r[o%a],u=r[(o+1)%a];if(this.closed||o+2<a?i=r[(o+2)%a]:(ha.subVectors(r[a-1],r[a-2]).add(r[a-1]),i=ha),"centripetal"===this.curveType||"chordal"===this.curveType){let e="chordal"===this.curveType?.5:.25,n=Math.pow(t.distanceToSquared(h),e),r=Math.pow(h.distanceToSquared(u),e),a=Math.pow(u.distanceToSquared(i),e);r<1e-4&&(r=1),n<1e-4&&(n=r),a<1e-4&&(a=r),hs.initNonuniformCatmullRom(t.x,h.x,u.x,i.x,n,r,a),ho.initNonuniformCatmullRom(t.y,h.y,u.y,i.y,n,r,a),hl.initNonuniformCatmullRom(t.z,h.z,u.z,i.z,n,r,a)}else"catmullrom"===this.curveType&&(hs.initCatmullRom(t.x,h.x,u.x,i.x,this.tension),ho.initCatmullRom(t.y,h.y,u.y,i.y,this.tension),hl.initCatmullRom(t.z,h.z,u.z,i.z,this.tension));return n.set(hs.calc(l),ho.calc(l),hl.calc(l)),n}copy(e){super.copy(e),this.points=[];for(let t=0,i=e.points.length;t<i;t++){let i=e.points[t];this.points.push(i.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){let e=super.toJSON();e.points=[];for(let t=0,i=this.points.length;t<i;t++){let i=this.points[t];e.points.push(i.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,i=e.points.length;t<i;t++){let i=e.points[t];this.points.push(new nl().fromArray(i))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}constructor(e=[],t=!1,i="centripetal",n=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=i,this.tension=n}}function hu(e,t,i,n,r){let a=(n-t)*.5,s=(r-i)*.5,o=e*e;return e*o*(2*i-2*n+a+s)+(-3*i+3*n-2*a-s)*o+a*e+i}function hc(e,t,i,n){return function(e,t){let i=1-e;return i*i*t}(e,t)+2*(1-e)*e*i+e*e*n}function hd(e,t,i,n,r){return function(e,t){let i=1-e;return i*i*i*t}(e,t)+function(e,t){let i=1-e;return 3*i*i*e*t}(e,i)+3*(1-e)*e*e*n+e*e*e*r}class hp extends ht{getPoint(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new iH,i=this.v0,n=this.v1,r=this.v2,a=this.v3;return t.set(hd(e,i.x,n.x,r.x,a.x),hd(e,i.y,n.y,r.y,a.y)),t}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){let e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}constructor(e=new iH,t=new iH,i=new iH,n=new iH){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=i,this.v3=n}}class hf extends ht{getPoint(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new nl,i=this.v0,n=this.v1,r=this.v2,a=this.v3;return t.set(hd(e,i.x,n.x,r.x,a.x),hd(e,i.y,n.y,r.y,a.y),hd(e,i.z,n.z,r.z,a.z)),t}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){let e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}constructor(e=new nl,t=new nl,i=new nl,n=new nl){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=i,this.v3=n}}class hm extends ht{getPoint(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new iH;return 1===e?t.copy(this.v2):(t.copy(this.v2).sub(this.v1),t.multiplyScalar(e).add(this.v1)),t}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new iH;return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){let e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}constructor(e=new iH,t=new iH){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}}class hg extends ht{getPoint(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new nl;return 1===e?t.copy(this.v2):(t.copy(this.v2).sub(this.v1),t.multiplyScalar(e).add(this.v1)),t}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new nl;return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){let e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}constructor(e=new nl,t=new nl){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}}class h_ extends ht{getPoint(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new iH,i=this.v0,n=this.v1,r=this.v2;return t.set(hc(e,i.x,n.x,r.x),hc(e,i.y,n.y,r.y)),t}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){let e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}constructor(e=new iH,t=new iH,i=new iH){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=i}}class hv extends ht{getPoint(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new nl,i=this.v0,n=this.v1,r=this.v2;return t.set(hc(e,i.x,n.x,r.x),hc(e,i.y,n.y,r.y),hc(e,i.z,n.z,r.z)),t}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){let e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}constructor(e=new nl,t=new nl,i=new nl){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=i}}class hx extends ht{getPoint(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new iH,i=this.points,n=(i.length-1)*e,r=Math.floor(n),a=n-r,s=i[0===r?r:r-1],o=i[r],l=i[r>i.length-2?i.length-1:r+1],h=i[r>i.length-3?i.length-1:r+2];return t.set(hu(a,s.x,o.x,l.x,h.x),hu(a,s.y,o.y,l.y,h.y)),t}copy(e){super.copy(e),this.points=[];for(let t=0,i=e.points.length;t<i;t++){let i=e.points[t];this.points.push(i.clone())}return this}toJSON(){let e=super.toJSON();e.points=[];for(let t=0,i=this.points.length;t<i;t++){let i=this.points[t];e.points.push(i.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,i=e.points.length;t<i;t++){let i=e.points[t];this.points.push(new iH().fromArray(i))}return this}constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}}var hy=Object.freeze({__proto__:null,ArcCurve:hn,CatmullRomCurve3:hh,CubicBezierCurve:hp,CubicBezierCurve3:hf,EllipseCurve:hi,LineCurve:hm,LineCurve3:hg,QuadraticBezierCurve:h_,QuadraticBezierCurve3:hv,SplineCurve:hx});class hM extends ht{add(e){this.curves.push(e)}closePath(){let e=this.curves[0].getPoint(0),t=this.curves[this.curves.length-1].getPoint(1);if(!e.equals(t)){let i=!0===e.isVector2?"LineCurve":"LineCurve3";this.curves.push(new hy[i](t,e))}return this}getPoint(e,t){let i=e*this.getLength(),n=this.getCurveLengths(),r=0;for(;r<n.length;){if(n[r]>=i){let e=n[r]-i,a=this.curves[r],s=a.getLength(),o=0===s?0:1-e/s;return a.getPointAt(o,t)}r++}return null}getLength(){let e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;let e=[],t=0;for(let i=0,n=this.curves.length;i<n;i++)e.push(t+=this.curves[i].getLength());return this.cacheLengths=e,e}getSpacedPoints(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:40,t=[];for(let i=0;i<=e;i++)t.push(this.getPoint(i/e));return this.autoClose&&t.push(t[0]),t}getPoints(){let e,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:12,i=[];for(let n=0,r=this.curves;n<r.length;n++){let a=r[n],s=a.isEllipseCurve?2*t:a.isLineCurve||a.isLineCurve3?1:a.isSplineCurve?t*a.points.length:t,o=a.getPoints(s);for(let t=0;t<o.length;t++){let n=o[t];e&&e.equals(n)||(i.push(n),e=n)}}return this.autoClose&&i.length>1&&!i[i.length-1].equals(i[0])&&i.push(i[0]),i}copy(e){super.copy(e),this.curves=[];for(let t=0,i=e.curves.length;t<i;t++){let i=e.curves[t];this.curves.push(i.clone())}return this.autoClose=e.autoClose,this}toJSON(){let e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,i=this.curves.length;t<i;t++){let i=this.curves[t];e.curves.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,i=e.curves.length;t<i;t++){let i=e.curves[t];this.curves.push(new hy[i.type]().fromJSON(i))}return this}constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}}class hS extends hM{setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,i=e.length;t<i;t++)this.lineTo(e[t].x,e[t].y);return this}moveTo(e,t){return this.currentPoint.set(e,t),this}lineTo(e,t){let i=new hm(this.currentPoint.clone(),new iH(e,t));return this.curves.push(i),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,i,n){let r=new h_(this.currentPoint.clone(),new iH(e,t),new iH(i,n));return this.curves.push(r),this.currentPoint.set(i,n),this}bezierCurveTo(e,t,i,n,r,a){let s=new hp(this.currentPoint.clone(),new iH(e,t),new iH(i,n),new iH(r,a));return this.curves.push(s),this.currentPoint.set(r,a),this}splineThru(e){let t=new hx([this.currentPoint.clone()].concat(e));return this.curves.push(t),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,i,n,r,a){let s=this.currentPoint.x,o=this.currentPoint.y;return this.absarc(e+s,t+o,i,n,r,a),this}absarc(e,t,i,n,r,a){return this.absellipse(e,t,i,i,n,r,a),this}ellipse(e,t,i,n,r,a,s,o){let l=this.currentPoint.x,h=this.currentPoint.y;return this.absellipse(e+l,t+h,i,n,r,a,s,o),this}absellipse(e,t,i,n,r,a,s,o){let l=new hi(e,t,i,n,r,a,s,o);if(this.curves.length>0){let e=l.getPoint(0);e.equals(this.currentPoint)||this.lineTo(e.x,e.y)}this.curves.push(l);let h=l.getPoint(1);return this.currentPoint.copy(h),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){let e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}constructor(e){super(),this.type="Path",this.currentPoint=new iH,e&&this.setFromPoints(e)}}class hb extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new hb(e.points,e.segments,e.phiStart,e.phiLength)}constructor(e=[new iH(0,-.5),new iH(.5,0),new iH(0,.5)],t=12,i=0,n=2*Math.PI){super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:i,phiLength:n},t=Math.floor(t),n=iU(n,0,2*Math.PI);let r=[],a=[],s=[],o=[],l=[],h=1/t,u=new nl,c=new iH,d=new nl,p=new nl,f=new nl,m=0,g=0;for(let t=0;t<=e.length-1;t++)switch(t){case 0:m=e[t+1].x-e[t].x,g=e[t+1].y-e[t].y,d.x=1*g,d.y=-m,d.z=0*g,f.copy(d),d.normalize(),o.push(d.x,d.y,d.z);break;case e.length-1:o.push(f.x,f.y,f.z);break;default:m=e[t+1].x-e[t].x,g=e[t+1].y-e[t].y,d.x=1*g,d.y=-m,d.z=0*g,p.copy(d),d.x+=f.x,d.y+=f.y,d.z+=f.z,d.normalize(),o.push(d.x,d.y,d.z),f.copy(p)}for(let r=0;r<=t;r++){let d=i+r*h*n,p=Math.sin(d),f=Math.cos(d);for(let i=0;i<=e.length-1;i++){u.x=e[i].x*p,u.y=e[i].y,u.z=e[i].x*f,a.push(u.x,u.y,u.z),c.x=r/t,c.y=i/(e.length-1),s.push(c.x,c.y);let n=o[3*i+0]*p,h=o[3*i+1],d=o[3*i+0]*f;l.push(n,h,d)}}for(let i=0;i<t;i++)for(let t=0;t<e.length-1;t++){let n=t+i*e.length,a=n+e.length,s=n+e.length+1,o=n+1;r.push(n,a,o),r.push(s,o,a)}this.setIndex(r),this.setAttribute("position",new rF(a,3)),this.setAttribute("uv",new rF(s,2)),this.setAttribute("normal",new rF(l,3))}}class hT extends hb{static fromJSON(e){return new hT(e.radius,e.length,e.capSegments,e.radialSegments)}constructor(e=1,t=1,i=4,n=8){let r=new hS;r.absarc(0,-t/2,e,1.5*Math.PI,0),r.absarc(0,t/2,e,0,.5*Math.PI),super(r.getPoints(i),n),this.type="CapsuleGeometry",this.parameters={radius:e,length:t,capSegments:i,radialSegments:n}}}class hE extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new hE(e.radius,e.segments,e.thetaStart,e.thetaLength)}constructor(e=1,t=32,i=0,n=2*Math.PI){super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:i,thetaLength:n},t=Math.max(3,t);let r=[],a=[],s=[],o=[],l=new nl,h=new iH;a.push(0,0,0),s.push(0,0,1),o.push(.5,.5);for(let r=0,u=3;r<=t;r++,u+=3){let c=i+r/t*n;l.x=e*Math.cos(c),l.y=e*Math.sin(c),a.push(l.x,l.y,l.z),s.push(0,0,1),h.x=(a[u]/e+1)/2,h.y=(a[u+1]/e+1)/2,o.push(h.x,h.y)}for(let e=1;e<=t;e++)r.push(e,e+1,0);this.setIndex(r),this.setAttribute("position",new rF(a,3)),this.setAttribute("normal",new rF(s,3)),this.setAttribute("uv",new rF(o,2))}}class hw extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new hw(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}constructor(e=1,t=1,i=1,n=32,r=1,a=!1,s=0,o=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:i,radialSegments:n,heightSegments:r,openEnded:a,thetaStart:s,thetaLength:o};let l=this;n=Math.floor(n),r=Math.floor(r);let h=[],u=[],c=[],d=[],p=0,f=[],m=i/2,g=0;function _(i){let r=p,a=new iH,f=new nl,_=0,v=!0===i?e:t,x=!0===i?1:-1;for(let e=1;e<=n;e++)u.push(0,m*x,0),c.push(0,x,0),d.push(.5,.5),p++;let y=p;for(let e=0;e<=n;e++){let t=e/n*o+s,i=Math.cos(t),r=Math.sin(t);f.x=v*r,f.y=m*x,f.z=v*i,u.push(f.x,f.y,f.z),c.push(0,x,0),a.x=.5*i+.5,a.y=.5*r*x+.5,d.push(a.x,a.y),p++}for(let e=0;e<n;e++){let t=r+e,n=y+e;!0===i?h.push(n,n+1,t):h.push(n+1,n,t),_+=3}l.addGroup(g,_,!0===i?1:2),g+=_}(function(){let a=new nl,_=new nl,v=0,x=(t-e)/i;for(let l=0;l<=r;l++){let h=[],g=l/r,v=g*(t-e)+e;for(let e=0;e<=n;e++){let t=e/n,r=t*o+s,l=Math.sin(r),f=Math.cos(r);_.x=v*l,_.y=-g*i+m,_.z=v*f,u.push(_.x,_.y,_.z),a.set(l,x,f).normalize(),c.push(a.x,a.y,a.z),d.push(t,1-g),h.push(p++)}f.push(h)}for(let e=0;e<n;e++)for(let t=0;t<r;t++){let i=f[t][e],n=f[t+1][e],r=f[t+1][e+1],a=f[t][e+1];h.push(i,n,a),h.push(n,r,a),v+=6}l.addGroup(g,v,0),g+=v})(),!1===a&&(e>0&&_(!0),t>0&&_(!1)),this.setIndex(h),this.setAttribute("position",new rF(u,3)),this.setAttribute("normal",new rF(c,3)),this.setAttribute("uv",new rF(d,2))}}class hA extends hw{static fromJSON(e){return new hA(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}constructor(e=1,t=1,i=32,n=1,r=!1,a=0,s=2*Math.PI){super(0,e,t,i,n,r,a,s),this.type="ConeGeometry",this.parameters={radius:e,height:t,radialSegments:i,heightSegments:n,openEnded:r,thetaStart:a,thetaLength:s}}}class hR extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new hR(e.vertices,e.indices,e.radius,e.details)}constructor(e=[],t=[],i=1,n=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:e,indices:t,radius:i,detail:n};let r=[],a=[];function s(e){r.push(e.x,e.y,e.z)}function o(t,i){let n=3*t;i.x=e[n+0],i.y=e[n+1],i.z=e[n+2]}function l(e,t,i,n){n<0&&1===e.x&&(a[t]=e.x-1),0===i.x&&0===i.z&&(a[t]=n/2/Math.PI+.5)}function h(e){return Math.atan2(e.z,-e.x)}(function(e){let i=new nl,n=new nl,r=new nl;for(let a=0;a<t.length;a+=3)o(t[a+0],i),o(t[a+1],n),o(t[a+2],r),function(e,t,i,n){let r=n+1,a=[];for(let n=0;n<=r;n++){a[n]=[];let s=e.clone().lerp(i,n/r),o=t.clone().lerp(i,n/r),l=r-n;for(let e=0;e<=l;e++)0===e&&n===r?a[n][e]=s:a[n][e]=s.clone().lerp(o,e/l)}for(let e=0;e<r;e++)for(let t=0;t<2*(r-e)-1;t++){let i=Math.floor(t/2);t%2==0?(s(a[e][i+1]),s(a[e+1][i]),s(a[e][i])):(s(a[e][i+1]),s(a[e+1][i+1]),s(a[e+1][i]))}}(i,n,r,e)})(n),function(e){let t=new nl;for(let i=0;i<r.length;i+=3)t.x=r[i+0],t.y=r[i+1],t.z=r[i+2],t.normalize().multiplyScalar(e),r[i+0]=t.x,r[i+1]=t.y,r[i+2]=t.z}(i),function(){let e=new nl;for(let t=0;t<r.length;t+=3){e.x=r[t+0],e.y=r[t+1],e.z=r[t+2];let i=h(e)/2/Math.PI+.5,n=Math.atan2(-e.y,Math.sqrt(e.x*e.x+e.z*e.z))/Math.PI+.5;a.push(i,1-n)}(function(){let e=new nl,t=new nl,i=new nl,n=new nl,s=new iH,o=new iH,u=new iH;for(let c=0,d=0;c<r.length;c+=9,d+=6){e.set(r[c+0],r[c+1],r[c+2]),t.set(r[c+3],r[c+4],r[c+5]),i.set(r[c+6],r[c+7],r[c+8]),s.set(a[d+0],a[d+1]),o.set(a[d+2],a[d+3]),u.set(a[d+4],a[d+5]),n.copy(e).add(t).add(i).divideScalar(3);let p=h(n);l(s,d+0,e,p),l(o,d+2,t,p),l(u,d+4,i,p)}})(),function(){for(let e=0;e<a.length;e+=6){let t=a[e+0],i=a[e+2],n=a[e+4],r=Math.max(t,i,n),s=Math.min(t,i,n);r>.9&&s<.1&&(t<.2&&(a[e+0]+=1),i<.2&&(a[e+2]+=1),n<.2&&(a[e+4]+=1))}}()}(),this.setAttribute("position",new rF(r,3)),this.setAttribute("normal",new rF(r.slice(),3)),this.setAttribute("uv",new rF(a,2)),0===n?this.computeVertexNormals():this.normalizeNormals()}}class hC extends hR{static fromJSON(e){return new hC(e.radius,e.detail)}constructor(e=1,t=0){let i=(1+Math.sqrt(5))/2,n=1/i;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-n,-i,0,-n,i,0,n,-i,0,n,i,-n,-i,0,-n,i,0,n,-i,0,n,i,0,-i,0,-n,i,0,-n,-i,0,n,i,0,n],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}}let hL=new nl,hP=new nl,hI=new nl,hU=new rd;class hN extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}constructor(e=null,t=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},null!==e){let i=Math.cos(iL*t),n=e.getIndex(),r=e.getAttribute("position"),a=n?n.count:r.count,s=[0,0,0],o=["a","b","c"],l=[,,,],h={},u=[];for(let e=0;e<a;e+=3){n?(s[0]=n.getX(e),s[1]=n.getX(e+1),s[2]=n.getX(e+2)):(s[0]=e,s[1]=e+1,s[2]=e+2);let{a:t,b:a,c}=hU;if(t.fromBufferAttribute(r,s[0]),a.fromBufferAttribute(r,s[1]),c.fromBufferAttribute(r,s[2]),hU.getNormal(hI),l[0]="".concat(Math.round(1e4*t.x),",").concat(Math.round(1e4*t.y),",").concat(Math.round(1e4*t.z)),l[1]="".concat(Math.round(1e4*a.x),",").concat(Math.round(1e4*a.y),",").concat(Math.round(1e4*a.z)),l[2]="".concat(Math.round(1e4*c.x),",").concat(Math.round(1e4*c.y),",").concat(Math.round(1e4*c.z)),l[0]!==l[1]&&l[1]!==l[2]&&l[2]!==l[0])for(let e=0;e<3;e++){let t=(e+1)%3,n=l[e],r=l[t],a=hU[o[e]],c=hU[o[t]],d="".concat(n,"_").concat(r),p="".concat(r,"_").concat(n);p in h&&h[p]?(hI.dot(h[p].normal)<=i&&(u.push(a.x,a.y,a.z),u.push(c.x,c.y,c.z)),h[p]=null):d in h||(h[d]={index0:s[e],index1:s[t],normal:hI.clone()})}}for(let e in h)if(h[e]){let{index0:t,index1:i}=h[e];hL.fromBufferAttribute(r,t),hP.fromBufferAttribute(r,i),u.push(hL.x,hL.y,hL.z),u.push(hP.x,hP.y,hP.z)}this.setAttribute("position",new rF(u,3))}}}class hD extends hS{getPointsHoles(e){let t=[];for(let i=0,n=this.holes.length;i<n;i++)t[i]=this.holes[i].getPoints(e);return t}extractPoints(e){return{shape:this.getPoints(e),holes:this.getPointsHoles(e)}}copy(e){super.copy(e),this.holes=[];for(let t=0,i=e.holes.length;t<i;t++){let i=e.holes[t];this.holes.push(i.clone())}return this}toJSON(){let e=super.toJSON();e.uuid=this.uuid,e.holes=[];for(let t=0,i=this.holes.length;t<i;t++){let i=this.holes[t];e.holes.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.uuid=e.uuid,this.holes=[];for(let t=0,i=e.holes.length;t<i;t++){let i=e.holes[t];this.holes.push(new hS().fromJSON(i))}return this}constructor(e){super(e),this.uuid=iI(),this.type="Shape",this.holes=[]}}let hO={triangulate:function(e,t){let i,n,r,a,s,o,l,h=arguments.length>2&&void 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h2={generateTopUV:function(e,t,i,n,r){let a=t[3*i],s=t[3*i+1],o=t[3*n],l=t[3*n+1],h=t[3*r],u=t[3*r+1];return[new iH(a,s),new iH(o,l),new iH(h,u)]},generateSideWallUV:function(e,t,i,n,r,a){let s=t[3*i],o=t[3*i+1],l=t[3*i+2],h=t[3*n],u=t[3*n+1],c=t[3*n+2],d=t[3*r],p=t[3*r+1],f=t[3*r+2],m=t[3*a],g=t[3*a+1],_=t[3*a+2];return Math.abs(o-u)<Math.abs(s-h)?[new iH(s,1-l),new iH(h,1-c),new iH(d,1-f),new iH(m,1-_)]:[new iH(o,1-l),new iH(u,1-c),new iH(p,1-f),new iH(g,1-_)]}};class h3 extends hR{static fromJSON(e){return new h3(e.radius,e.detail)}constructor(e=1,t=0){let i=(1+Math.sqrt(5))/2;super([-1,i,0,1,i,0,-1,-i,0,1,-i,0,0,-1,i,0,1,i,0,-1,-i,0,1,-i,i,0,-1,i,0,1,-i,0,-1,-i,0,1],[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],e,t),this.type="IcosahedronGeometry",this.parameters={radius:e,detail:t}}}class h4 extends hR{static fromJSON(e){return new h4(e.radius,e.detail)}constructor(e=1,t=0){super([1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],e,t),this.type="OctahedronGeometry",this.parameters={radius:e,detail:t}}}class h5 extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new h5(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}constructor(e=.5,t=1,i=32,n=1,r=0,a=2*Math.PI){super(),this.type="RingGeometry",this.parameters={innerRadius:e,outerRadius:t,thetaSegments:i,phiSegments:n,thetaStart:r,thetaLength:a},i=Math.max(3,i);let s=[],o=[],l=[],h=[],u=e,c=(t-e)/(n=Math.max(1,n)),d=new nl,p=new iH;for(let e=0;e<=n;e++){for(let e=0;e<=i;e++){let n=r+e/i*a;d.x=u*Math.cos(n),d.y=u*Math.sin(n),o.push(d.x,d.y,d.z),l.push(0,0,1),p.x=(d.x/t+1)/2,p.y=(d.y/t+1)/2,h.push(p.x,p.y)}u+=c}for(let e=0;e<n;e++){let t=e*(i+1);for(let e=0;e<i;e++){let n=e+t,r=n+i+1,a=n+i+2,o=n+1;s.push(n,r,o),s.push(r,a,o)}}this.setIndex(s),this.setAttribute("position",new rF(o,3)),this.setAttribute("normal",new rF(l,3)),this.setAttribute("uv",new rF(h,2))}}class h6 extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){let e=super.toJSON();return function(e,t){if(t.shapes=[],Array.isArray(e))for(let i=0,n=e.length;i<n;i++){let n=e[i];t.shapes.push(n.uuid)}else t.shapes.push(e.uuid);return t}(this.parameters.shapes,e)}static fromJSON(e,t){let i=[];for(let n=0,r=e.shapes.length;n<r;n++){let r=t[e.shapes[n]];i.push(r)}return new h6(i,e.curveSegments)}constructor(e=new hD([new iH(0,.5),new iH(-.5,-.5),new iH(.5,-.5)]),t=12){super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};let i=[],n=[],r=[],a=[],s=0,o=0;if(!1===Array.isArray(e))l(e);else for(let t=0;t<e.length;t++)l(e[t]),this.addGroup(s,o,t),s+=o,o=0;function l(e){let s=n.length/3,l=e.extractPoints(t),h=l.shape,u=l.holes;!1===hQ.isClockWise(h)&&(h=h.reverse());for(let e=0,t=u.length;e<t;e++){let t=u[e];!0===hQ.isClockWise(t)&&(u[e]=t.reverse())}let c=hQ.triangulateShape(h,u);for(let e=0,t=u.length;e<t;e++){let t=u[e];h=h.concat(t)}for(let e=0,t=h.length;e<t;e++){let t=h[e];n.push(t.x,t.y,0),r.push(0,0,1),a.push(t.x,t.y)}for(let e=0,t=c.length;e<t;e++){let t=c[e],n=t[0]+s,r=t[1]+s,a=t[2]+s;i.push(n,r,a),o+=3}}this.setIndex(i),this.setAttribute("position",new rF(n,3)),this.setAttribute("normal",new rF(r,3)),this.setAttribute("uv",new rF(a,2))}}class h8 extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new h8(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}constructor(e=1,t=32,i=16,n=0,r=2*Math.PI,a=0,s=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:i,phiStart:n,phiLength:r,thetaStart:a,thetaLength:s},t=Math.max(3,Math.floor(t)),i=Math.max(2,Math.floor(i));let o=Math.min(a+s,Math.PI),l=0,h=[],u=new nl,c=new nl,d=[],p=[],f=[],m=[];for(let d=0;d<=i;d++){let g=[],_=d/i,v=0;0===d&&0===a?v=.5/t:d===i&&o===Math.PI&&(v=-.5/t);for(let i=0;i<=t;i++){let o=i/t;u.x=-e*Math.cos(n+o*r)*Math.sin(a+_*s),u.y=e*Math.cos(a+_*s),u.z=e*Math.sin(n+o*r)*Math.sin(a+_*s),p.push(u.x,u.y,u.z),c.copy(u).normalize(),f.push(c.x,c.y,c.z),m.push(o+v,1-_),g.push(l++)}h.push(g)}for(let e=0;e<i;e++)for(let n=0;n<t;n++){let t=h[e][n+1],r=h[e][n],s=h[e+1][n],l=h[e+1][n+1];(0!==e||a>0)&&d.push(t,r,l),(e!==i-1||o<Math.PI)&&d.push(r,s,l)}this.setIndex(d),this.setAttribute("position",new rF(p,3)),this.setAttribute("normal",new rF(f,3)),this.setAttribute("uv",new rF(m,2))}}class h7 extends hR{static fromJSON(e){return new h7(e.radius,e.detail)}constructor(e=1,t=0){super([1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}}class h9 extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new h9(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}constructor(e=1,t=.4,i=12,n=48,r=2*Math.PI){super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:i,tubularSegments:n,arc:r},i=Math.floor(i),n=Math.floor(n);let a=[],s=[],o=[],l=[],h=new nl,u=new nl,c=new nl;for(let a=0;a<=i;a++)for(let d=0;d<=n;d++){let p=d/n*r,f=a/i*Math.PI*2;u.x=(e+t*Math.cos(f))*Math.cos(p),u.y=(e+t*Math.cos(f))*Math.sin(p),u.z=t*Math.sin(f),s.push(u.x,u.y,u.z),h.x=e*Math.cos(p),h.y=e*Math.sin(p),c.subVectors(u,h).normalize(),o.push(c.x,c.y,c.z),l.push(d/n),l.push(a/i)}for(let e=1;e<=i;e++)for(let t=1;t<=n;t++){let i=(n+1)*e+t-1,r=(n+1)*(e-1)+t-1,s=(n+1)*(e-1)+t,o=(n+1)*e+t;a.push(i,r,o),a.push(r,s,o)}this.setIndex(a),this.setAttribute("position",new rF(s,3)),this.setAttribute("normal",new rF(o,3)),this.setAttribute("uv",new rF(l,2))}}class ue extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new ue(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}constructor(e=1,t=.4,i=64,n=8,r=2,a=3){super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:i,radialSegments:n,p:r,q:a},i=Math.floor(i),n=Math.floor(n);let s=[],o=[],l=[],h=[],u=new nl,c=new nl,d=new nl,p=new nl,f=new nl,m=new nl,g=new nl;for(let s=0;s<=i;++s){let v=s/i*r*Math.PI*2;_(v,r,a,e,d),_(v+.01,r,a,e,p),m.subVectors(p,d),g.addVectors(p,d),f.crossVectors(m,g),g.crossVectors(f,m),f.normalize(),g.normalize();for(let e=0;e<=n;++e){let r=e/n*Math.PI*2,a=-t*Math.cos(r),p=t*Math.sin(r);u.x=d.x+(a*g.x+p*f.x),u.y=d.y+(a*g.y+p*f.y),u.z=d.z+(a*g.z+p*f.z),o.push(u.x,u.y,u.z),c.subVectors(u,d).normalize(),l.push(c.x,c.y,c.z),h.push(s/i),h.push(e/n)}}for(let e=1;e<=i;e++)for(let t=1;t<=n;t++){let i=(n+1)*(e-1)+(t-1),r=(n+1)*e+(t-1),a=(n+1)*e+t,o=(n+1)*(e-1)+t;s.push(i,r,o),s.push(r,a,o)}function _(e,t,i,n,r){let a=i/t*e,s=Math.cos(a);r.x=n*(2+s)*.5*Math.cos(e),r.y=n*(2+s)*Math.sin(e)*.5,r.z=n*Math.sin(a)*.5}this.setIndex(s),this.setAttribute("position",new rF(o,3)),this.setAttribute("normal",new rF(l,3)),this.setAttribute("uv",new rF(h,2))}}class ut extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){let e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new ut(new hy[e.path.type]().fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}constructor(e=new hv(new nl(-1,-1,0),new nl(-1,1,0),new nl(1,1,0)),t=64,i=1,n=8,r=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:i,radialSegments:n,closed:r};let a=e.computeFrenetFrames(t,r);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals;let s=new nl,o=new nl,l=new iH,h=new nl,u=[],c=[],d=[],p=[];function f(r){h=e.getPointAt(r/t,h);let l=a.normals[r],d=a.binormals[r];for(let e=0;e<=n;e++){let t=e/n*Math.PI*2,r=Math.sin(t),a=-Math.cos(t);o.x=a*l.x+r*d.x,o.y=a*l.y+r*d.y,o.z=a*l.z+r*d.z,o.normalize(),c.push(o.x,o.y,o.z),s.x=h.x+i*o.x,s.y=h.y+i*o.y,s.z=h.z+i*o.z,u.push(s.x,s.y,s.z)}}(function(){for(let e=0;e<t;e++)f(e);f(!1===r?t:0),function(){for(let e=0;e<=t;e++)for(let i=0;i<=n;i++)l.x=e/t,l.y=i/n,d.push(l.x,l.y)}(),function(){for(let e=1;e<=t;e++)for(let t=1;t<=n;t++){let i=(n+1)*(e-1)+(t-1),r=(n+1)*e+(t-1),a=(n+1)*e+t,s=(n+1)*(e-1)+t;p.push(i,r,s),p.push(r,a,s)}}()})(),this.setIndex(p),this.setAttribute("position",new rF(u,3)),this.setAttribute("normal",new rF(c,3)),this.setAttribute("uv",new rF(d,2))}}class ui extends rX{copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},null!==e){let t=[],i=new Set,n=new nl,r=new nl;if(null!==e.index){let a=e.attributes.position,s=e.index,o=e.groups;0===o.length&&(o=[{start:0,count:s.count,materialIndex:0}]);for(let e=0,l=o.length;e<l;++e){let l=o[e],h=l.start,u=l.count;for(let e=h,o=h+u;e<o;e+=3)for(let o=0;o<3;o++){let l=s.getX(e+o),h=s.getX(e+(o+1)%3);n.fromBufferAttribute(a,l),r.fromBufferAttribute(a,h),!0===un(n,r,i)&&(t.push(n.x,n.y,n.z),t.push(r.x,r.y,r.z))}}}else{let a=e.attributes.position;for(let e=0,s=a.count/3;e<s;e++)for(let s=0;s<3;s++){let o=3*e+s,l=3*e+(s+1)%3;n.fromBufferAttribute(a,o),r.fromBufferAttribute(a,l),!0===un(n,r,i)&&(t.push(n.x,n.y,n.z),t.push(r.x,r.y,r.z))}}this.setAttribute("position",new rF(t,3))}}}function un(e,t,i){let n="".concat(e.x,",").concat(e.y,",").concat(e.z,"-").concat(t.x,",").concat(t.y,",").concat(t.z),r="".concat(t.x,",").concat(t.y,",").concat(t.z,"-").concat(e.x,",").concat(e.y,",").concat(e.z);return!0!==i.has(n)&&!0!==i.has(r)&&(i.add(n),i.add(r),!0)}var ur=Object.freeze({__proto__:null,BoxGeometry:at,CapsuleGeometry:hT,CircleGeometry:hE,ConeGeometry:hA,CylinderGeometry:hw,DodecahedronGeometry:hC,EdgesGeometry:hN,ExtrudeGeometry:h1,IcosahedronGeometry:h3,LatheGeometry:hb,OctahedronGeometry:h4,PlaneGeometry:aT,PolyhedronGeometry:hR,RingGeometry:h5,ShapeGeometry:h6,SphereGeometry:h8,TetrahedronGeometry:h7,TorusGeometry:h9,TorusKnotGeometry:ue,TubeGeometry:ut,WireframeGeometry:ui});class ua extends ry{copy(e){return super.copy(e),this.color.copy(e.color),this.fog=e.fog,this}constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new r_(0),this.transparent=!0,this.fog=!0,this.setValues(e)}}class us extends as{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class uo extends ry{copy(e){return super.copy(e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}constructor(e){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new r_(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 r_(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=tG,this.normalScale=new iH(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 nY,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}}class ul extends uo{get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!=e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}constructor(e){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 iH(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return iU(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(e){this.ior=(1+.4*e)/(1-.4*e)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new r_(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 r_(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new r_(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}}class uh extends ry{copy(e){return super.copy(e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new r_(16777215),this.specular=new r_(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new r_(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=tG,this.normalScale=new iH(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new nY,this.combine=ei,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}}class uu extends ry{copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new r_(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new r_(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=tG,this.normalScale=new iH(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}}class uc extends ry{copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=tG,this.normalScale=new iH(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}}class ud extends ry{copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new r_(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new r_(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=tG,this.normalScale=new iH(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new nY,this.combine=ei,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}}class up extends ry{copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.flatShading=e.flatShading,this.fog=e.fog,this}constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new r_(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=tG,this.normalScale=new iH(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(e)}}class uf extends lH{copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}}function um(e,t,i){return e&&(i||e.constructor!==t)?"number"==typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e):e}function ug(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)}function u_(e){let t=e.length,i=Array(t);for(let e=0;e!==t;++e)i[e]=e;return i.sort(function(t,i){return e[t]-e[i]}),i}function uv(e,t,i){let n=e.length,r=new e.constructor(n);for(let a=0,s=0;s!==n;++a){let n=i[a]*t;for(let i=0;i!==t;++i)r[s++]=e[n+i]}return r}function ux(e,t,i,n){let r=1,a=e[0];for(;void 0!==a&&void 0===a[n];)a=e[r++];if(void 0===a)return;let s=a[n];if(void 0!==s){if(Array.isArray(s))do void 0!==(s=a[n])&&(t.push(a.time),i.push.apply(i,s)),a=e[r++];while(void 0!==a);else if(void 0!==s.toArray)do void 0!==(s=a[n])&&(t.push(a.time),s.toArray(i,i.length)),a=e[r++];while(void 0!==a);else do void 0!==(s=a[n])&&(t.push(a.time),i.push(s)),a=e[r++];while(void 0!==a)}}let uy={convertArray:um,isTypedArray:ug,getKeyframeOrder:u_,sortedArray:uv,flattenJSON:ux,subclip:function(e,t,i,n){let r=arguments.length>4&&void 0!==arguments[4]?arguments[4]:30,a=e.clone();a.name=t;let s=[];for(let e=0;e<a.tracks.length;++e){let t=a.tracks[e],o=t.getValueSize(),l=[],h=[];for(let e=0;e<t.times.length;++e){let a=t.times[e]*r;if(!(a<i)&&!(a>=n)){l.push(t.times[e]);for(let i=0;i<o;++i)h.push(t.values[e*o+i])}}0!==l.length&&(t.times=um(l,t.times.constructor),t.values=um(h,t.values.constructor),s.push(t))}a.tracks=s;let o=1/0;for(let e=0;e<a.tracks.length;++e)o>a.tracks[e].times[0]&&(o=a.tracks[e].times[0]);for(let e=0;e<a.tracks.length;++e)a.tracks[e].shift(-1*o);return a.resetDuration(),a},makeClipAdditive:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:e,n=arguments.length>3&&void 0!==arguments[3]?arguments[3]:30;n<=0&&(n=30);let r=i.tracks.length,a=t/n;for(let t=0;t<r;++t){let n;let r=i.tracks[t],s=r.ValueTypeName;if("bool"===s||"string"===s)continue;let o=e.tracks.find(function(e){return e.name===r.name&&e.ValueTypeName===s});if(void 0===o)continue;let l=0,h=r.getValueSize();r.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(l=h/3);let u=0,c=o.getValueSize();o.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(u=c/3);let d=r.times.length-1;if(a<=r.times[0]){let e=l,t=h-l;n=r.values.slice(e,t)}else if(a>=r.times[d]){let e=d*h+l,t=e+h-l;n=r.values.slice(e,t)}else{let e=r.createInterpolant(),t=l,i=h-l;e.evaluate(a),n=e.resultBuffer.slice(t,i)}"quaternion"===s&&new no().fromArray(n).normalize().conjugate().toArray(n);let p=o.times.length;for(let e=0;e<p;++e){let t=e*c+u;if("quaternion"===s)no.multiplyQuaternionsFlat(o.values,t,n,0,o.values,t);else{let e=c-2*u;for(let i=0;i<e;++i)o.values[t+i]-=n[i]}}}return e.blendMode=tN,e}};class uM{evaluate(e){let t=this.parameterPositions,i=this._cachedIndex,n=t[i],r=t[i-1];e:{t:{let a;i:{n:if(!(e<n)){for(let a=i+2;;){if(void 0===n){if(e<r)break n;return i=t.length,this._cachedIndex=i,this.copySampleValue_(i-1)}if(i===a)break;if(r=n,e<(n=t[++i]))break t}a=t.length;break i}if(!(e>=r)){let s=t[1];e<s&&(i=2,r=s);for(let a=i-2;;){if(void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(i===a)break;if(n=r,e>=(r=t[--i-1]))break t}a=i,i=0;break i}break e}for(;i<a;){let n=i+a>>>1;e<t[n]?a=n:i=n+1}if(n=t[i],void 0===(r=t[i-1]))return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===n)return i=t.length,this._cachedIndex=i,this.copySampleValue_(i-1)}this._cachedIndex=i,this.intervalChanged_(i,r,n)}return this.interpolate_(i,r,e,n)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){let t=this.resultBuffer,i=this.sampleValues,n=this.valueSize,r=e*n;for(let e=0;e!==n;++e)t[e]=i[r+e];return t}interpolate_(){throw Error("call to abstract method")}intervalChanged_(){}constructor(e,t,i,n){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=void 0!==n?n:new t.constructor(i),this.sampleValues=t,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}}class uS extends uM{intervalChanged_(e,t,i){let n=this.parameterPositions,r=e-2,a=e+1,s=n[r],o=n[a];if(void 0===s)switch(this.getSettings_().endingStart){case tP:r=e,s=2*t-i;break;case tI:r=n.length-2,s=t+n[r]-n[r+1];break;default:r=e,s=i}if(void 0===o)switch(this.getSettings_().endingEnd){case tP:a=e,o=2*i-t;break;case tI:a=1,o=i+n[1]-n[0];break;default:a=e-1,o=t}let l=(i-t)*.5,h=this.valueSize;this._weightPrev=l/(t-s),this._weightNext=l/(o-i),this._offsetPrev=r*h,this._offsetNext=a*h}interpolate_(e,t,i,n){let r=this.resultBuffer,a=this.sampleValues,s=this.valueSize,o=e*s,l=o-s,h=this._offsetPrev,u=this._offsetNext,c=this._weightPrev,d=this._weightNext,p=(i-t)/(n-t),f=p*p,m=f*p,g=-c*m+2*c*f-c*p,_=(1+c)*m+(-1.5-2*c)*f+(-.5+c)*p+1,v=(-1-d)*m+(1.5+d)*f+.5*p,x=d*m-d*f;for(let e=0;e!==s;++e)r[e]=g*a[h+e]+_*a[l+e]+v*a[o+e]+x*a[u+e];return r}constructor(e,t,i,n){super(e,t,i,n),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:tL,endingEnd:tL}}}class ub extends uM{interpolate_(e,t,i,n){let r=this.resultBuffer,a=this.sampleValues,s=this.valueSize,o=e*s,l=o-s,h=(i-t)/(n-t),u=1-h;for(let e=0;e!==s;++e)r[e]=a[l+e]*u+a[o+e]*h;return r}constructor(e,t,i,n){super(e,t,i,n)}}class uT extends uM{interpolate_(e){return this.copySampleValue_(e-1)}constructor(e,t,i,n){super(e,t,i,n)}}class uE{static toJSON(e){let t;let i=e.constructor;if(i.toJSON!==this.toJSON)t=i.toJSON(e);else{t={name:e.name,times:um(e.times,Array),values:um(e.values,Array)};let i=e.getInterpolation();i!==e.DefaultInterpolation&&(t.interpolation=i)}return t.type=e.ValueTypeName,t}InterpolantFactoryMethodDiscrete(e){return new uT(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new ub(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new uS(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case tA:t=this.InterpolantFactoryMethodDiscrete;break;case tR:t=this.InterpolantFactoryMethodLinear;break;case tC:t=this.InterpolantFactoryMethodSmooth}if(void 0===t){let t="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(e!==this.DefaultInterpolation)this.setInterpolation(this.DefaultInterpolation);else throw Error(t)}return console.warn("THREE.KeyframeTrack:",t),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return tA;case this.InterpolantFactoryMethodLinear:return tR;case this.InterpolantFactoryMethodSmooth:return tC}}getValueSize(){return this.values.length/this.times.length}shift(e){if(0!==e){let t=this.times;for(let i=0,n=t.length;i!==n;++i)t[i]+=e}return this}scale(e){if(1!==e){let t=this.times;for(let i=0,n=t.length;i!==n;++i)t[i]*=e}return this}trim(e,t){let i=this.times,n=i.length,r=0,a=n-1;for(;r!==n&&i[r]<e;)++r;for(;-1!==a&&i[a]>t;)--a;if(++a,0!==r||a!==n){r>=a&&(r=(a=Math.max(a,1))-1);let e=this.getValueSize();this.times=i.slice(r,a),this.values=this.values.slice(r*e,a*e)}return this}validate(){let e=!0,t=this.getValueSize();t-Math.floor(t)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);let i=this.times,n=this.values,r=i.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let t=0;t!==r;t++){let n=i[t];if("number"==typeof n&&isNaN(n)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,t,n),e=!1;break}if(null!==a&&a>n){console.error("THREE.KeyframeTrack: Out of order keys.",this,t,n,a),e=!1;break}a=n}if(void 0!==n&&ug(n))for(let t=0,i=n.length;t!==i;++t){let i=n[t];if(isNaN(i)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,t,i),e=!1;break}}return e}optimize(){let e=this.times.slice(),t=this.values.slice(),i=this.getValueSize(),n=this.getInterpolation()===tC,r=e.length-1,a=1;for(let s=1;s<r;++s){let r=!1,o=e[s];if(o!==e[s+1]&&(1!==s||o!==e[0])){if(n)r=!0;else{let e=s*i,n=e-i,a=e+i;for(let s=0;s!==i;++s){let i=t[e+s];if(i!==t[n+s]||i!==t[a+s]){r=!0;break}}}}if(r){if(s!==a){e[a]=e[s];let n=s*i,r=a*i;for(let e=0;e!==i;++e)t[r+e]=t[n+e]}++a}}if(r>0){e[a]=e[r];for(let e=r*i,n=a*i,s=0;s!==i;++s)t[n+s]=t[e+s];++a}return a!==e.length?(this.times=e.slice(0,a),this.values=t.slice(0,a*i)):(this.times=e,this.values=t),this}clone(){let e=this.times.slice(),t=this.values.slice(),i=new this.constructor(this.name,e,t);return i.createInterpolant=this.createInterpolant,i}constructor(e,t,i,n){if(void 0===e)throw Error("THREE.KeyframeTrack: track name is undefined");if(void 0===t||0===t.length)throw Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=um(t,this.TimeBufferType),this.values=um(i,this.ValueBufferType),this.setInterpolation(n||this.DefaultInterpolation)}}uE.prototype.TimeBufferType=Float32Array,uE.prototype.ValueBufferType=Float32Array,uE.prototype.DefaultInterpolation=tR;class uw extends uE{}uw.prototype.ValueTypeName="bool",uw.prototype.ValueBufferType=Array,uw.prototype.DefaultInterpolation=tA,uw.prototype.InterpolantFactoryMethodLinear=void 0,uw.prototype.InterpolantFactoryMethodSmooth=void 0;class uA extends uE{}uA.prototype.ValueTypeName="color";class uR extends uE{}uR.prototype.ValueTypeName="number";class uC extends uM{interpolate_(e,t,i,n){let 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e=[];for(let t=0;t<this.tracks.length;t++)e.push(this.tracks[t].clone());return new this.constructor(this.name,this.duration,e,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}constructor(e,t=-1,i,n=tU){this.name=e,this.tracks=i,this.duration=t,this.blendMode=n,this.uuid=iI(),this.duration<0&&this.resetDuration()}}let uN={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class uD{constructor(e,t,i){let n;let r=this,a=!1,s=0,o=0,l=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=i,this.itemStart=function(e){o++,!1===a&&void 0!==r.onStart&&r.onStart(e,s,o),a=!0},this.itemEnd=function(e){s++,void 0!==r.onProgress&&r.onProgress(e,s,o),s===o&&(a=!1,void 0!==r.onLoad&&r.onLoad())},this.itemError=function(e){void 0!==r.onError&&r.onError(e)},this.resolveURL=function(e){return 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n=i[e];n.onError&&n.onError(t)}this.manager.itemError(e)}).finally(()=>{this.manager.itemEnd(e)}),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}constructor(e){super(e)}}class uH extends uF{load(e,t,i,n){let r=this,a=new uG(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,function(i){try{t(r.parse(JSON.parse(i)))}catch(t){n?n(t):console.error(t),r.manager.itemError(e)}},i,n)}parse(e){let t=[];for(let i=0;i<e.length;i++){let n=uU.parse(e[i]);t.push(n)}return t}constructor(e){super(e)}}class uk extends uF{load(e,t,i,n){let r=this,a=[],s=new l8,o=new uG(this.manager);o.setPath(this.path),o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setWithCredentials(r.withCredentials);let l=0;if(Array.isArray(e))for(let h=0,u=e.length;h<u;++h)!function(h){o.load(e[h],function(e){let 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l(t){h(),n&&n(t),r.manager.itemError(e),r.manager.itemEnd(e)}function h(){s.removeEventListener("load",o,!1),s.removeEventListener("error",l,!1)}return s.addEventListener("load",o,!1),s.addEventListener("error",l,!1),"data:"!==e.slice(0,5)&&void 0!==this.crossOrigin&&(s.crossOrigin=this.crossOrigin),r.manager.itemStart(e),s.src=e,s}constructor(e){super(e)}}class uW extends uF{load(e,t,i,n){let r=new ap;r.colorSpace=tV;let a=new uV(this.manager);a.setCrossOrigin(this.crossOrigin),a.setPath(this.path);let s=0;for(let i=0;i<e.length;++i)!function(i){a.load(e[i],function(e){r.images[i]=e,6==++s&&(r.needsUpdate=!0,t&&t(r))},void 0,n)}(i);return r}constructor(e){super(e)}}class uX extends uF{load(e,t,i,n){let r=this,a=new ld,s=new uG(this.manager);return s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setPath(this.path),s.setWithCredentials(r.withCredentials),s.load(e,function(e){let i;try{i=r.parse(e)}catch(e){if(void 0!==n)n(e);else{console.error(e);return}}void 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this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){let t=this.camera,i=this.matrix;uJ.setFromMatrixPosition(e.matrixWorld),t.position.copy(uJ),uK.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(uK),t.updateMatrixWorld(),uZ.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(uZ),i.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),i.multiply(uZ)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.bias=e.bias,this.radius=e.radius,this.mapSize.copy(e.mapSize),this}clone(){return new this.constructor().copy(this)}toJSON(){let e={};return 0!==this.bias&&(e.bias=this.bias),0!==this.normalBias&&(e.normalBias=this.normalBias),1!==this.radius&&(e.radius=this.radius),(512!==this.mapSize.x||512!==this.mapSize.y)&&(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}constructor(e){this.camera=e,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new iH(512,512),this.map=null,this.mapPass=null,this.matrix=new nB,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new aM,this._frameExtents=new iH(1,1),this._viewportCount=1,this._viewports=[new ne(0,0,1,1)]}}class u$ extends uQ{updateMatrices(e){let t=this.camera,i=2*iP*e.angle*this.focus,n=this.mapSize.width/this.mapSize.height,r=e.distance||t.far;(i!==t.fov||n!==t.aspect||r!==t.far)&&(t.fov=i,t.aspect=n,t.far=r,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}constructor(){super(new ac(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}}class u0 extends uq{get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}constructor(e,t,i=0,n=Math.PI/3,r=0,a=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(rt.DEFAULT_UP),this.updateMatrix(),this.target=new rt,this.distance=i,this.angle=n,this.penumbra=r,this.decay=a,this.map=null,this.shadow=new u$}}let u1=new nB,u2=new nl,u3=new nl;class u4 extends uQ{updateMatrices(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,i=this.camera,n=this.matrix,r=e.distance||i.far;r!==i.far&&(i.far=r,i.updateProjectionMatrix()),u2.setFromMatrixPosition(e.matrixWorld),i.position.copy(u2),u3.copy(i.position),u3.add(this._cubeDirections[t]),i.up.copy(this._cubeUps[t]),i.lookAt(u3),i.updateMatrixWorld(),n.makeTranslation(-u2.x,-u2.y,-u2.z),u1.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromProjectionMatrix(u1)}constructor(){super(new ac(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new iH(4,2),this._viewportCount=6,this._viewports=[new ne(2,1,1,1),new ne(0,1,1,1),new ne(3,1,1,1),new ne(1,1,1,1),new ne(3,0,1,1),new ne(1,0,1,1)],this._cubeDirections=[new nl(1,0,0),new nl(-1,0,0),new nl(0,0,1),new nl(0,0,-1),new nl(0,1,0),new nl(0,-1,0)],this._cubeUps=[new nl(0,1,0),new nl(0,1,0),new nl(0,1,0),new nl(0,1,0),new nl(0,0,1),new nl(0,0,-1)]}}class u5 extends uq{get power(){return 4*this.intensity*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}constructor(e,t,i=0,n=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=i,this.decay=n,this.shadow=new u4}}class u6 extends uQ{constructor(){super(new aF(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class u8 extends uq{dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(rt.DEFAULT_UP),this.updateMatrix(),this.target=new rt,this.shadow=new u6}}class u7 extends uq{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class u9 extends uq{get power(){return this.intensity*this.width*this.height*Math.PI}set power(e){this.intensity=e/(this.width*this.height*Math.PI)}copy(e){return super.copy(e),this.width=e.width,this.height=e.height,this}toJSON(e){let t=super.toJSON(e);return t.object.width=this.width,t.object.height=this.height,t}constructor(e,t,i=10,n=10){super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=i,this.height=n}}class ce{set(e){for(let t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this}zero(){for(let e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this}getAt(e,t){let i=e.x,n=e.y,r=e.z,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.282095),t.addScaledVector(a[1],.488603*n),t.addScaledVector(a[2],.488603*r),t.addScaledVector(a[3],.488603*i),t.addScaledVector(a[4],i*n*1.092548),t.addScaledVector(a[5],n*r*1.092548),t.addScaledVector(a[6],.315392*(3*r*r-1)),t.addScaledVector(a[7],i*r*1.092548),t.addScaledVector(a[8],.546274*(i*i-n*n)),t}getIrradianceAt(e,t){let i=e.x,n=e.y,r=e.z,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.886227),t.addScaledVector(a[1],1.023328*n),t.addScaledVector(a[2],1.023328*r),t.addScaledVector(a[3],1.023328*i),t.addScaledVector(a[4],.858086*i*n),t.addScaledVector(a[5],.858086*n*r),t.addScaledVector(a[6],.743125*r*r-.247708),t.addScaledVector(a[7],.858086*i*r),t.addScaledVector(a[8],.429043*(i*i-n*n)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let i=0;i<9;i++)this.coefficients[i].addScaledVector(e.coefficients[i],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let i=0;i<9;i++)this.coefficients[i].lerp(e.coefficients[i],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return new this.constructor().copy(this)}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,i=this.coefficients;for(let n=0;n<9;n++)i[n].fromArray(e,t+3*n);return this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,i=this.coefficients;for(let n=0;n<9;n++)i[n].toArray(e,t+3*n);return e}static getBasisAt(e,t){let i=e.x,n=e.y,r=e.z;t[0]=.282095,t[1]=.488603*n,t[2]=.488603*r,t[3]=.488603*i,t[4]=1.092548*i*n,t[5]=1.092548*n*r,t[6]=.315392*(3*r*r-1),t[7]=1.092548*i*r,t[8]=.546274*(i*i-n*n)}constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new nl)}}class ct extends uq{copy(e){return super.copy(e),this.sh.copy(e.sh),this}fromJSON(e){return this.intensity=e.intensity,this.sh.fromArray(e.sh),this}toJSON(e){let t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}constructor(e=new ce,t=1){super(void 0,t),this.isLightProbe=!0,this.sh=e}}class ci extends uF{load(e,t,i,n){let r=this,a=new uG(r.manager);a.setPath(r.path),a.setRequestHeader(r.requestHeader),a.setWithCredentials(r.withCredentials),a.load(e,function(i){try{t(r.parse(JSON.parse(i)))}catch(t){n?n(t):console.error(t),r.manager.itemError(e)}},i,n)}parse(e){let t=this.textures;function i(e){return void 0===t[e]&&console.warn("THREE.MaterialLoader: Undefined texture",e),t[e]}let n=ci.createMaterialFromType(e.type);if(void 0!==e.uuid&&(n.uuid=e.uuid),void 0!==e.name&&(n.name=e.name),void 0!==e.color&&void 0!==n.color&&n.color.setHex(e.color),void 0!==e.roughness&&(n.roughness=e.roughness),void 0!==e.metalness&&(n.metalness=e.metalness),void 0!==e.sheen&&(n.sheen=e.sheen),void 0!==e.sheenColor&&(n.sheenColor=new r_().setHex(e.sheenColor)),void 0!==e.sheenRoughness&&(n.sheenRoughness=e.sheenRoughness),void 0!==e.emissive&&void 0!==n.emissive&&n.emissive.setHex(e.emissive),void 0!==e.specular&&void 0!==n.specular&&n.specular.setHex(e.specular),void 0!==e.specularIntensity&&(n.specularIntensity=e.specularIntensity),void 0!==e.specularColor&&void 0!==n.specularColor&&n.specularColor.setHex(e.specularColor),void 0!==e.shininess&&(n.shininess=e.shininess),void 0!==e.clearcoat&&(n.clearcoat=e.clearcoat),void 0!==e.clearcoatRoughness&&(n.clearcoatRoughness=e.clearcoatRoughness),void 0!==e.iridescence&&(n.iridescence=e.iridescence),void 0!==e.iridescenceIOR&&(n.iridescenceIOR=e.iridescenceIOR),void 0!==e.iridescenceThicknessRange&&(n.iridescenceThicknessRange=e.iridescenceThicknessRange),void 0!==e.transmission&&(n.transmission=e.transmission),void 0!==e.thickness&&(n.thickness=e.thickness),void 0!==e.attenuationDistance&&(n.attenuationDistance=e.attenuationDistance),void 0!==e.attenuationColor&&void 0!==n.attenuationColor&&n.attenuationColor.setHex(e.attenuationColor),void 0!==e.anisotropy&&(n.anisotropy=e.anisotropy),void 0!==e.anisotropyRotation&&(n.anisotropyRotation=e.anisotropyRotation),void 0!==e.fog&&(n.fog=e.fog),void 0!==e.flatShading&&(n.flatShading=e.flatShading),void 0!==e.blending&&(n.blending=e.blending),void 0!==e.combine&&(n.combine=e.combine),void 0!==e.side&&(n.side=e.side),void 0!==e.shadowSide&&(n.shadowSide=e.shadowSide),void 0!==e.opacity&&(n.opacity=e.opacity),void 0!==e.transparent&&(n.transparent=e.transparent),void 0!==e.alphaTest&&(n.alphaTest=e.alphaTest),void 0!==e.alphaHash&&(n.alphaHash=e.alphaHash),void 0!==e.depthFunc&&(n.depthFunc=e.depthFunc),void 0!==e.depthTest&&(n.depthTest=e.depthTest),void 0!==e.depthWrite&&(n.depthWrite=e.depthWrite),void 0!==e.colorWrite&&(n.colorWrite=e.colorWrite),void 0!==e.blendSrc&&(n.blendSrc=e.blendSrc),void 0!==e.blendDst&&(n.blendDst=e.blendDst),void 0!==e.blendEquation&&(n.blendEquation=e.blendEquation),void 0!==e.blendSrcAlpha&&(n.blendSrcAlpha=e.blendSrcAlpha),void 0!==e.blendDstAlpha&&(n.blendDstAlpha=e.blendDstAlpha),void 0!==e.blendEquationAlpha&&(n.blendEquationAlpha=e.blendEquationAlpha),void 0!==e.blendColor&&void 0!==n.blendColor&&n.blendColor.setHex(e.blendColor),void 0!==e.blendAlpha&&(n.blendAlpha=e.blendAlpha),void 0!==e.stencilWriteMask&&(n.stencilWriteMask=e.stencilWriteMask),void 0!==e.stencilFunc&&(n.stencilFunc=e.stencilFunc),void 0!==e.stencilRef&&(n.stencilRef=e.stencilRef),void 0!==e.stencilFuncMask&&(n.stencilFuncMask=e.stencilFuncMask),void 0!==e.stencilFail&&(n.stencilFail=e.stencilFail),void 0!==e.stencilZFail&&(n.stencilZFail=e.stencilZFail),void 0!==e.stencilZPass&&(n.stencilZPass=e.stencilZPass),void 0!==e.stencilWrite&&(n.stencilWrite=e.stencilWrite),void 0!==e.wireframe&&(n.wireframe=e.wireframe),void 0!==e.wireframeLinewidth&&(n.wireframeLinewidth=e.wireframeLinewidth),void 0!==e.wireframeLinecap&&(n.wireframeLinecap=e.wireframeLinecap),void 0!==e.wireframeLinejoin&&(n.wireframeLinejoin=e.wireframeLinejoin),void 0!==e.rotation&&(n.rotation=e.rotation),void 0!==e.linewidth&&(n.linewidth=e.linewidth),void 0!==e.dashSize&&(n.dashSize=e.dashSize),void 0!==e.gapSize&&(n.gapSize=e.gapSize),void 0!==e.scale&&(n.scale=e.scale),void 0!==e.polygonOffset&&(n.polygonOffset=e.polygonOffset),void 0!==e.polygonOffsetFactor&&(n.polygonOffsetFactor=e.polygonOffsetFactor),void 0!==e.polygonOffsetUnits&&(n.polygonOffsetUnits=e.polygonOffsetUnits),void 0!==e.dithering&&(n.dithering=e.dithering),void 0!==e.alphaToCoverage&&(n.alphaToCoverage=e.alphaToCoverage),void 0!==e.premultipliedAlpha&&(n.premultipliedAlpha=e.premultipliedAlpha),void 0!==e.forceSinglePass&&(n.forceSinglePass=e.forceSinglePass),void 0!==e.visible&&(n.visible=e.visible),void 0!==e.toneMapped&&(n.toneMapped=e.toneMapped),void 0!==e.userData&&(n.userData=e.userData),void 0!==e.vertexColors&&("number"==typeof e.vertexColors?n.vertexColors=e.vertexColors>0:n.vertexColors=e.vertexColors),void 0!==e.uniforms)for(let t in e.uniforms){let r=e.uniforms[t];switch(n.uniforms[t]={},r.type){case"t":n.uniforms[t].value=i(r.value);break;case"c":n.uniforms[t].value=new r_().setHex(r.value);break;case"v2":n.uniforms[t].value=new iH().fromArray(r.value);break;case"v3":n.uniforms[t].value=new nl().fromArray(r.value);break;case"v4":n.uniforms[t].value=new ne().fromArray(r.value);break;case"m3":n.uniforms[t].value=new ik().fromArray(r.value);break;case"m4":n.uniforms[t].value=new nB().fromArray(r.value);break;default:n.uniforms[t].value=r.value}}if(void 0!==e.defines&&(n.defines=e.defines),void 0!==e.vertexShader&&(n.vertexShader=e.vertexShader),void 0!==e.fragmentShader&&(n.fragmentShader=e.fragmentShader),void 0!==e.glslVersion&&(n.glslVersion=e.glslVersion),void 0!==e.extensions)for(let t in e.extensions)n.extensions[t]=e.extensions[t];if(void 0!==e.lights&&(n.lights=e.lights),void 0!==e.clipping&&(n.clipping=e.clipping),void 0!==e.size&&(n.size=e.size),void 0!==e.sizeAttenuation&&(n.sizeAttenuation=e.sizeAttenuation),void 0!==e.map&&(n.map=i(e.map)),void 0!==e.matcap&&(n.matcap=i(e.matcap)),void 0!==e.alphaMap&&(n.alphaMap=i(e.alphaMap)),void 0!==e.bumpMap&&(n.bumpMap=i(e.bumpMap)),void 0!==e.bumpScale&&(n.bumpScale=e.bumpScale),void 0!==e.normalMap&&(n.normalMap=i(e.normalMap)),void 0!==e.normalMapType&&(n.normalMapType=e.normalMapType),void 0!==e.normalScale){let t=e.normalScale;!1===Array.isArray(t)&&(t=[t,t]),n.normalScale=new iH().fromArray(t)}return void 0!==e.displacementMap&&(n.displacementMap=i(e.displacementMap)),void 0!==e.displacementScale&&(n.displacementScale=e.displacementScale),void 0!==e.displacementBias&&(n.displacementBias=e.displacementBias),void 0!==e.roughnessMap&&(n.roughnessMap=i(e.roughnessMap)),void 0!==e.metalnessMap&&(n.metalnessMap=i(e.metalnessMap)),void 0!==e.emissiveMap&&(n.emissiveMap=i(e.emissiveMap)),void 0!==e.emissiveIntensity&&(n.emissiveIntensity=e.emissiveIntensity),void 0!==e.specularMap&&(n.specularMap=i(e.specularMap)),void 0!==e.specularIntensityMap&&(n.specularIntensityMap=i(e.specularIntensityMap)),void 0!==e.specularColorMap&&(n.specularColorMap=i(e.specularColorMap)),void 0!==e.envMap&&(n.envMap=i(e.envMap)),void 0!==e.envMapRotation&&n.envMapRotation.fromArray(e.envMapRotation),void 0!==e.envMapIntensity&&(n.envMapIntensity=e.envMapIntensity),void 0!==e.reflectivity&&(n.reflectivity=e.reflectivity),void 0!==e.refractionRatio&&(n.refractionRatio=e.refractionRatio),void 0!==e.lightMap&&(n.lightMap=i(e.lightMap)),void 0!==e.lightMapIntensity&&(n.lightMapIntensity=e.lightMapIntensity),void 0!==e.aoMap&&(n.aoMap=i(e.aoMap)),void 0!==e.aoMapIntensity&&(n.aoMapIntensity=e.aoMapIntensity),void 0!==e.gradientMap&&(n.gradientMap=i(e.gradientMap)),void 0!==e.clearcoatMap&&(n.clearcoatMap=i(e.clearcoatMap)),void 0!==e.clearcoatRoughnessMap&&(n.clearcoatRoughnessMap=i(e.clearcoatRoughnessMap)),void 0!==e.clearcoatNormalMap&&(n.clearcoatNormalMap=i(e.clearcoatNormalMap)),void 0!==e.clearcoatNormalScale&&(n.clearcoatNormalScale=new iH().fromArray(e.clearcoatNormalScale)),void 0!==e.iridescenceMap&&(n.iridescenceMap=i(e.iridescenceMap)),void 0!==e.iridescenceThicknessMap&&(n.iridescenceThicknessMap=i(e.iridescenceThicknessMap)),void 0!==e.transmissionMap&&(n.transmissionMap=i(e.transmissionMap)),void 0!==e.thicknessMap&&(n.thicknessMap=i(e.thicknessMap)),void 0!==e.anisotropyMap&&(n.anisotropyMap=i(e.anisotropyMap)),void 0!==e.sheenColorMap&&(n.sheenColorMap=i(e.sheenColorMap)),void 0!==e.sheenRoughnessMap&&(n.sheenRoughnessMap=i(e.sheenRoughnessMap)),n}setTextures(e){return this.textures=e,this}static createMaterialFromType(e){return new({ShadowMaterial:ua,SpriteMaterial:oq,RawShaderMaterial:us,ShaderMaterial:as,PointsMaterial:lQ,MeshPhysicalMaterial:ul,MeshStandardMaterial:uo,MeshPhongMaterial:uh,MeshToonMaterial:uu,MeshNormalMaterial:uc,MeshLambertMaterial:ud,MeshDepthMaterial:ob,MeshDistanceMaterial:oT,MeshBasicMaterial:rM,MeshMatcapMaterial:up,LineDashedMaterial:uf,LineBasicMaterial:lH,Material:ry})[e]}constructor(e){super(e),this.textures={}}}class cn{static decodeText(e){if("undefined"!=typeof TextDecoder)return new TextDecoder().decode(e);let t="";for(let i=0,n=e.length;i<n;i++)t+=String.fromCharCode(e[i]);try{return decodeURIComponent(escape(t))}catch(e){return t}}static extractUrlBase(e){let t=e.lastIndexOf("/");return -1===t?"./":e.slice(0,t+1)}static resolveURL(e,t){return"string"!=typeof e||""===e?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e))?e:t+e}}class cr extends rX{copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}toJSON(){let e=super.toJSON();return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}}class ca extends uF{load(e,t,i,n){let r=this,a=new uG(r.manager);a.setPath(r.path),a.setRequestHeader(r.requestHeader),a.setWithCredentials(r.withCredentials),a.load(e,function(i){try{t(r.parse(JSON.parse(i)))}catch(t){n?n(t):console.error(t),r.manager.itemError(e)}},i,n)}parse(e){let t={},i={};function n(e,n){if(void 0!==t[n])return t[n];let r=e.interleavedBuffers[n],a=function(e,t){if(void 0!==i[t])return i[t];let n=e.arrayBuffers[t],r=new Uint32Array(n).buffer;return i[t]=r,r}(e,r.buffer),s=new oW(ij(r.type,a),r.stride);return s.uuid=r.uuid,t[n]=s,s}let r=e.isInstancedBufferGeometry?new cr:new rX,a=e.data.index;if(void 0!==a){let e=ij(a.type,a.array);r.setIndex(new rR(e,1))}let s=e.data.attributes;for(let t in s){let i;let a=s[t];if(a.isInterleavedBufferAttribute)i=new oj(n(e.data,a.data),a.itemSize,a.offset,a.normalized);else{let e=ij(a.type,a.array);i=new(a.isInstancedBufferAttribute?lg:rR)(e,a.itemSize,a.normalized)}void 0!==a.name&&(i.name=a.name),void 0!==a.usage&&i.setUsage(a.usage),r.setAttribute(t,i)}let o=e.data.morphAttributes;if(o)for(let t in o){let i=o[t],a=[];for(let t=0,r=i.length;t<r;t++){let r;let s=i[t];r=s.isInterleavedBufferAttribute?new oj(n(e.data,s.data),s.itemSize,s.offset,s.normalized):new rR(ij(s.type,s.array),s.itemSize,s.normalized),void 0!==s.name&&(r.name=s.name),a.push(r)}r.morphAttributes[t]=a}e.data.morphTargetsRelative&&(r.morphTargetsRelative=!0);let l=e.data.groups||e.data.drawcalls||e.data.offsets;if(void 0!==l)for(let e=0,t=l.length;e!==t;++e){let t=l[e];r.addGroup(t.start,t.count,t.materialIndex)}let h=e.data.boundingSphere;if(void 0!==h){let e=new nl;void 0!==h.center&&e.fromArray(h.center),r.boundingSphere=new nC(e,h.radius)}return e.name&&(r.name=e.name),e.userData&&(r.userData=e.userData),r}constructor(e){super(e)}}class cs extends uF{load(e,t,i,n){let r=this,a=""===this.path?cn.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||a;let s=new uG(this.manager);s.setPath(this.path),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,function(i){let a=null;try{a=JSON.parse(i)}catch(t){void 0!==n&&n(t),console.error("THREE:ObjectLoader: Can't parse "+e+".",t.message);return}let s=a.metadata;if(void 0===s||void 0===s.type||"geometry"===s.type.toLowerCase()){void 0!==n&&n(Error("THREE.ObjectLoader: Can't load "+e)),console.error("THREE.ObjectLoader: Can't load "+e);return}r.parse(a,t)},i,n)}async loadAsync(e,t){let i=""===this.path?cn.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||i;let n=new uG(this.manager);n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials);let r=JSON.parse(await n.loadAsync(e,t)),a=r.metadata;if(void 0===a||void 0===a.type||"geometry"===a.type.toLowerCase())throw Error("THREE.ObjectLoader: Can't load "+e);return await this.parseAsync(r)}parse(e,t){let i=this.parseAnimations(e.animations),n=this.parseShapes(e.shapes),r=this.parseGeometries(e.geometries,n),a=this.parseImages(e.images,function(){void 0!==t&&t(l)}),s=this.parseTextures(e.textures,a),o=this.parseMaterials(e.materials,s),l=this.parseObject(e.object,r,o,s,i),h=this.parseSkeletons(e.skeletons,l);if(this.bindSkeletons(l,h),void 0!==t){let e=!1;for(let t in a)if(a[t].data instanceof HTMLImageElement){e=!0;break}!1===e&&t(l)}return l}async parseAsync(e){let t=this.parseAnimations(e.animations),i=this.parseShapes(e.shapes),n=this.parseGeometries(e.geometries,i),r=await this.parseImagesAsync(e.images),a=this.parseTextures(e.textures,r),s=this.parseMaterials(e.materials,a),o=this.parseObject(e.object,n,s,a,t),l=this.parseSkeletons(e.skeletons,o);return this.bindSkeletons(o,l),o}parseShapes(e){let t={};if(void 0!==e)for(let i=0,n=e.length;i<n;i++){let n=new hD().fromJSON(e[i]);t[n.uuid]=n}return t}parseSkeletons(e,t){let i={},n={};if(t.traverse(function(e){e.isBone&&(n[e.uuid]=e)}),void 0!==e)for(let t=0,r=e.length;t<r;t++){let r=new lm().fromJSON(e[t],n);i[r.uuid]=r}return i}parseGeometries(e,t){let i={};if(void 0!==e){let n=new ca;for(let r=0,a=e.length;r<a;r++){let a;let s=e[r];switch(s.type){case"BufferGeometry":case"InstancedBufferGeometry":a=n.parse(s);break;default:s.type in ur?a=ur[s.type].fromJSON(s,t):console.warn('THREE.ObjectLoader: Unsupported geometry type "'.concat(s.type,'"'))}a.uuid=s.uuid,void 0!==s.name&&(a.name=s.name),void 0!==s.userData&&(a.userData=s.userData),i[s.uuid]=a}}return i}parseMaterials(e,t){let i={},n={};if(void 0!==e){let r=new ci;r.setTextures(t);for(let t=0,a=e.length;t<a;t++){let a=e[t];void 0===i[a.uuid]&&(i[a.uuid]=r.parse(a)),n[a.uuid]=i[a.uuid]}}return n}parseAnimations(e){let t={};if(void 0!==e)for(let i=0;i<e.length;i++){let n=e[i],r=uU.parse(n);t[r.uuid]=r}return t}parseImages(e,t){let i;let n=this,r={};function a(e){if("string"==typeof e){var t;return t=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(e)?e:n.resourcePath+e,n.manager.itemStart(t),i.load(t,function(){n.manager.itemEnd(t)},void 0,function(){n.manager.itemError(t),n.manager.itemEnd(t)})}return e.data?{data:ij(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){(i=new uV(new uD(t))).setCrossOrigin(this.crossOrigin);for(let t=0,i=e.length;t<i;t++){let i=e[t],n=i.url;if(Array.isArray(n)){let e=[];for(let t=0,i=n.length;t<i;t++){let i=a(n[t]);null!==i&&(i instanceof HTMLImageElement?e.push(i):e.push(new ld(i.data,i.width,i.height)))}r[i.uuid]=new i6(e)}else{let e=a(i.url);r[i.uuid]=new i6(e)}}}return r}async parseImagesAsync(e){let t;let i=this,n={};async function r(e){if("string"==typeof e){let n=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(e)?e:i.resourcePath+e;return await t.loadAsync(n)}return e.data?{data:ij(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){(t=new uV(this.manager)).setCrossOrigin(this.crossOrigin);for(let t=0,i=e.length;t<i;t++){let i=e[t],a=i.url;if(Array.isArray(a)){let e=[];for(let t=0,i=a.length;t<i;t++){let i=a[t],n=await r(i);null!==n&&(n instanceof HTMLImageElement?e.push(n):e.push(new ld(n.data,n.width,n.height)))}n[i.uuid]=new i6(e)}else{let e=await r(i.url);n[i.uuid]=new i6(e)}}}return n}parseTextures(e,t){function i(e,t){return"number"==typeof e?e:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",e),t[e])}let n={};if(void 0!==e)for(let r=0,a=e.length;r<a;r++){let a;let s=e[r];void 0===s.image&&console.warn('THREE.ObjectLoader: No "image" specified for',s.uuid),void 0===t[s.image]&&console.warn("THREE.ObjectLoader: Undefined image",s.image);let o=t[s.image],l=o.data;Array.isArray(l)?(a=new ap,6===l.length&&(a.needsUpdate=!0)):(a=l&&l.data?new ld:new i9,l&&(a.needsUpdate=!0)),a.source=o,a.uuid=s.uuid,void 0!==s.name&&(a.name=s.name),void 0!==s.mapping&&(a.mapping=i(s.mapping,co)),void 0!==s.channel&&(a.channel=s.channel),void 0!==s.offset&&a.offset.fromArray(s.offset),void 0!==s.repeat&&a.repeat.fromArray(s.repeat),void 0!==s.center&&a.center.fromArray(s.center),void 0!==s.rotation&&(a.rotation=s.rotation),void 0!==s.wrap&&(a.wrapS=i(s.wrap[0],cl),a.wrapT=i(s.wrap[1],cl)),void 0!==s.format&&(a.format=s.format),void 0!==s.internalFormat&&(a.internalFormat=s.internalFormat),void 0!==s.type&&(a.type=s.type),void 0!==s.colorSpace&&(a.colorSpace=s.colorSpace),void 0!==s.minFilter&&(a.minFilter=i(s.minFilter,ch)),void 0!==s.magFilter&&(a.magFilter=i(s.magFilter,ch)),void 0!==s.anisotropy&&(a.anisotropy=s.anisotropy),void 0!==s.flipY&&(a.flipY=s.flipY),void 0!==s.generateMipmaps&&(a.generateMipmaps=s.generateMipmaps),void 0!==s.premultiplyAlpha&&(a.premultiplyAlpha=s.premultiplyAlpha),void 0!==s.unpackAlignment&&(a.unpackAlignment=s.unpackAlignment),void 0!==s.compareFunction&&(a.compareFunction=s.compareFunction),void 0!==s.userData&&(a.userData=s.userData),n[s.uuid]=a}return n}parseObject(e,t,i,n,r){let a,s,o;function l(e){return void 0===t[e]&&console.warn("THREE.ObjectLoader: Undefined geometry",e),t[e]}function h(e){if(void 0!==e){if(Array.isArray(e)){let t=[];for(let n=0,r=e.length;n<r;n++){let r=e[n];void 0===i[r]&&console.warn("THREE.ObjectLoader: Undefined material",r),t.push(i[r])}return t}return void 0===i[e]&&console.warn("THREE.ObjectLoader: Undefined material",e),i[e]}}function u(e){return void 0===n[e]&&console.warn("THREE.ObjectLoader: Undefined texture",e),n[e]}switch(e.type){case"Scene":a=new oV,void 0!==e.background&&(Number.isInteger(e.background)?a.background=new r_(e.background):a.background=u(e.background)),void 0!==e.environment&&(a.environment=u(e.environment)),void 0!==e.fog&&("Fog"===e.fog.type?a.fog=new ok(e.fog.color,e.fog.near,e.fog.far):"FogExp2"===e.fog.type&&(a.fog=new oH(e.fog.color,e.fog.density)),""!==e.fog.name&&(a.fog.name=e.fog.name)),void 0!==e.backgroundBlurriness&&(a.backgroundBlurriness=e.backgroundBlurriness),void 0!==e.backgroundIntensity&&(a.backgroundIntensity=e.backgroundIntensity),void 0!==e.backgroundRotation&&a.backgroundRotation.fromArray(e.backgroundRotation),void 0!==e.environmentRotation&&a.environmentRotation.fromArray(e.environmentRotation);break;case"PerspectiveCamera":a=new ac(e.fov,e.aspect,e.near,e.far),void 0!==e.focus&&(a.focus=e.focus),void 0!==e.zoom&&(a.zoom=e.zoom),void 0!==e.filmGauge&&(a.filmGauge=e.filmGauge),void 0!==e.filmOffset&&(a.filmOffset=e.filmOffset),void 0!==e.view&&(a.view=Object.assign({},e.view));break;case"OrthographicCamera":a=new aF(e.left,e.right,e.top,e.bottom,e.near,e.far),void 0!==e.zoom&&(a.zoom=e.zoom),void 0!==e.view&&(a.view=Object.assign({},e.view));break;case"AmbientLight":a=new u7(e.color,e.intensity);break;case"DirectionalLight":a=new u8(e.color,e.intensity);break;case"PointLight":a=new u5(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":a=new u9(e.color,e.intensity,e.width,e.height);break;case"SpotLight":a=new u0(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay);break;case"HemisphereLight":a=new uY(e.color,e.groundColor,e.intensity);break;case"LightProbe":a=new ct().fromJSON(e);break;case"SkinnedMesh":a=new lu(s=l(e.geometry),o=h(e.material)),void 0!==e.bindMode&&(a.bindMode=e.bindMode),void 0!==e.bindMatrix&&a.bindMatrix.fromArray(e.bindMatrix),void 0!==e.skeleton&&(a.skeleton=e.skeleton);break;case"Mesh":a=new r9(s=l(e.geometry),o=h(e.material));break;case"InstancedMesh":s=l(e.geometry),o=h(e.material);let c=e.count,d=e.instanceMatrix,p=e.instanceColor;(a=new lT(s,o,c)).instanceMatrix=new lg(new Float32Array(d.array),16),void 0!==p&&(a.instanceColor=new lg(new Float32Array(p.array),p.itemSize));break;case"BatchedMesh":s=l(e.geometry),o=h(e.material),(a=new lG(e.maxGeometryCount,e.maxVertexCount,e.maxIndexCount,o)).geometry=s,a.perObjectFrustumCulled=e.perObjectFrustumCulled,a.sortObjects=e.sortObjects,a._drawRanges=e.drawRanges,a._reservedRanges=e.reservedRanges,a._visibility=e.visibility,a._active=e.active,a._bounds=e.bounds.map(e=>{let t=new nc;t.min.fromArray(e.boxMin),t.max.fromArray(e.boxMax);let i=new nC;return i.radius=e.sphereRadius,i.center.fromArray(e.sphereCenter),{boxInitialized:e.boxInitialized,box:t,sphereInitialized:e.sphereInitialized,sphere:i}}),a._maxGeometryCount=e.maxGeometryCount,a._maxVertexCount=e.maxVertexCount,a._maxIndexCount=e.maxIndexCount,a._geometryInitialized=e.geometryInitialized,a._geometryCount=e.geometryCount,a._matricesTexture=u(e.matricesTexture.uuid);break;case"LOD":a=new le;break;case"Line":a=new lq(l(e.geometry),h(e.material));break;case"LineLoop":a=new lK(l(e.geometry),h(e.material));break;case"LineSegments":a=new lJ(l(e.geometry),h(e.material));break;case"PointCloud":case"Points":a=new l3(l(e.geometry),h(e.material));break;case"Sprite":a=new o6(h(e.material));break;case"Group":a=new oL;break;case"Bone":a=new lc;break;default:a=new rt}if(a.uuid=e.uuid,void 0!==e.name&&(a.name=e.name),void 0!==e.matrix?(a.matrix.fromArray(e.matrix),void 0!==e.matrixAutoUpdate&&(a.matrixAutoUpdate=e.matrixAutoUpdate),a.matrixAutoUpdate&&a.matrix.decompose(a.position,a.quaternion,a.scale)):(void 0!==e.position&&a.position.fromArray(e.position),void 0!==e.rotation&&a.rotation.fromArray(e.rotation),void 0!==e.quaternion&&a.quaternion.fromArray(e.quaternion),void 0!==e.scale&&a.scale.fromArray(e.scale)),void 0!==e.up&&a.up.fromArray(e.up),void 0!==e.castShadow&&(a.castShadow=e.castShadow),void 0!==e.receiveShadow&&(a.receiveShadow=e.receiveShadow),e.shadow&&(void 0!==e.shadow.bias&&(a.shadow.bias=e.shadow.bias),void 0!==e.shadow.normalBias&&(a.shadow.normalBias=e.shadow.normalBias),void 0!==e.shadow.radius&&(a.shadow.radius=e.shadow.radius),void 0!==e.shadow.mapSize&&a.shadow.mapSize.fromArray(e.shadow.mapSize),void 0!==e.shadow.camera&&(a.shadow.camera=this.parseObject(e.shadow.camera))),void 0!==e.visible&&(a.visible=e.visible),void 0!==e.frustumCulled&&(a.frustumCulled=e.frustumCulled),void 0!==e.renderOrder&&(a.renderOrder=e.renderOrder),void 0!==e.userData&&(a.userData=e.userData),void 0!==e.layers&&(a.layers.mask=e.layers),void 0!==e.children){let s=e.children;for(let e=0;e<s.length;e++)a.add(this.parseObject(s[e],t,i,n,r))}if(void 0!==e.animations){let t=e.animations;for(let e=0;e<t.length;e++){let i=t[e];a.animations.push(r[i])}}if("LOD"===e.type){void 0!==e.autoUpdate&&(a.autoUpdate=e.autoUpdate);let t=e.levels;for(let e=0;e<t.length;e++){let i=t[e],n=a.getObjectByProperty("uuid",i.object);void 0!==n&&a.addLevel(n,i.distance,i.hysteresis)}}return a}bindSkeletons(e,t){0!==Object.keys(t).length&&e.traverse(function(e){if(!0===e.isSkinnedMesh&&void 0!==e.skeleton){let i=t[e.skeleton];void 0===i?console.warn("THREE.ObjectLoader: No skeleton found with UUID:",e.skeleton):e.bind(i,e.bindMatrix)}})}constructor(e){super(e)}}let co={UVMapping:em,CubeReflectionMapping:eg,CubeRefractionMapping:e_,EquirectangularReflectionMapping:ev,EquirectangularRefractionMapping:ex,CubeUVReflectionMapping:ey},cl={RepeatWrapping:eM,ClampToEdgeWrapping:eS,MirroredRepeatWrapping:eb},ch={NearestFilter:eT,NearestMipmapNearestFilter:eE,NearestMipmapLinearFilter:eA,LinearFilter:eC,LinearMipmapNearestFilter:eL,LinearMipmapLinearFilter:eI};class cu extends uF{setOptions(e){return this.options=e,this}load(e,t,i,n){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);let r=this,a=uN.get(e);if(void 0!==a){if(r.manager.itemStart(e),a.then){a.then(i=>{t&&t(i),r.manager.itemEnd(e)}).catch(e=>{n&&n(e)});return}return setTimeout(function(){t&&t(a),r.manager.itemEnd(e)},0),a}let s={};s.credentials="anonymous"===this.crossOrigin?"same-origin":"include",s.headers=this.requestHeader;let o=fetch(e,s).then(function(e){return e.blob()}).then(function(e){return createImageBitmap(e,Object.assign(r.options,{colorSpaceConversion:"none"}))}).then(function(i){return uN.add(e,i),t&&t(i),r.manager.itemEnd(e),i}).catch(function(t){n&&n(t),uN.remove(e),r.manager.itemError(e),r.manager.itemEnd(e)});uN.add(e,o),r.manager.itemStart(e)}constructor(e){super(e),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"}}}class cc{static getContext(){return void 0===a&&(a=new(window.AudioContext||window.webkitAudioContext)),a}static setContext(e){a=e}}class cd extends uF{load(e,t,i,n){let r=this,a=new uG(this.manager);function s(t){n?n(t):console.error(t),r.manager.itemError(e)}a.setResponseType("arraybuffer"),a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,function(e){try{let i=e.slice(0);cc.getContext().decodeAudioData(i,function(e){t(e)}).catch(s)}catch(e){s(e)}},i,n)}constructor(e){super(e)}}let cp=new nB,cf=new nB,cm=new nB;class cg{update(e){let t=this._cache;if(t.focus!==e.focus||t.fov!==e.fov||t.aspect!==e.aspect*this.aspect||t.near!==e.near||t.far!==e.far||t.zoom!==e.zoom||t.eyeSep!==this.eyeSep){let i,n;t.focus=e.focus,t.fov=e.fov,t.aspect=e.aspect*this.aspect,t.near=e.near,t.far=e.far,t.zoom=e.zoom,t.eyeSep=this.eyeSep,cm.copy(e.projectionMatrix);let r=t.eyeSep/2,a=r*t.near/t.focus,s=t.near*Math.tan(iL*t.fov*.5)/t.zoom;cf.elements[12]=-r,cp.elements[12]=r,i=-s*t.aspect+a,n=s*t.aspect+a,cm.elements[0]=2*t.near/(n-i),cm.elements[8]=(n+i)/(n-i),this.cameraL.projectionMatrix.copy(cm),i=-s*t.aspect-a,n=s*t.aspect-a,cm.elements[0]=2*t.near/(n-i),cm.elements[8]=(n+i)/(n-i),this.cameraR.projectionMatrix.copy(cm)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(cf),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply(cp)}constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new ac,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new ac,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}}class c_{start(){this.startTime=cv(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){let t=cv();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}}function cv(){return("undefined"==typeof performance?Date:performance).now()}let cx=new nl,cy=new no,cM=new nl,cS=new nl;class cb extends rt{getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(e){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=e,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}updateMatrixWorld(e){super.updateMatrixWorld(e);let t=this.context.listener,i=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(cx,cy,cM),cS.set(0,0,-1).applyQuaternion(cy),t.positionX){let e=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(cx.x,e),t.positionY.linearRampToValueAtTime(cx.y,e),t.positionZ.linearRampToValueAtTime(cx.z,e),t.forwardX.linearRampToValueAtTime(cS.x,e),t.forwardY.linearRampToValueAtTime(cS.y,e),t.forwardZ.linearRampToValueAtTime(cS.z,e),t.upX.linearRampToValueAtTime(i.x,e),t.upY.linearRampToValueAtTime(i.y,e),t.upZ.linearRampToValueAtTime(i.z,e)}else t.setPosition(cx.x,cx.y,cx.z),t.setOrientation(cS.x,cS.y,cS.z,i.x,i.y,i.z)}constructor(){super(),this.type="AudioListener",this.context=cc.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new c_}}class cT extends rt{getOutput(){return this.gain}setNodeSource(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this}setMediaElementSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this}setMediaStreamSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this}setBuffer(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this}play(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;if(!0===this.isPlaying){console.warn("THREE.Audio: Audio is already playing.");return}if(!1===this.hasPlaybackControl){console.warn("THREE.Audio: this Audio has no playback control.");return}this._startedAt=this.context.currentTime+e;let t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1===this.hasPlaybackControl){console.warn("THREE.Audio: this Audio has no playback control.");return}return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this}stop(){if(!1===this.hasPlaybackControl){console.warn("THREE.Audio: this Audio has no playback control.");return}return this._progress=0,null!==this.source&&(this.source.stop(),this.source.onended=null),this.isPlaying=!1,this}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].connect(this.filters[e]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(!1!==this._connected){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].disconnect(this.filters[e]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this}}getFilters(){return this.filters}setFilters(e){return e||(e=[]),!0===this._connected?(this.disconnect(),this.filters=e.slice(),this.connect()):this.filters=e.slice(),this}setDetune(e){return this.detune=e,!0===this.isPlaying&&void 0!==this.source.detune&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(e){return this.setFilters(e?[e]:[])}setPlaybackRate(e){if(!1===this.hasPlaybackControl){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.playbackRate=e,!0===this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1}getLoop(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(e){if(!1===this.hasPlaybackControl){console.warn("THREE.Audio: this Audio has no playback control.");return}return this.loop=e,!0===this.isPlaying&&(this.source.loop=this.loop),this}setLoopStart(e){return this.loopStart=e,this}setLoopEnd(e){return this.loopEnd=e,this}getVolume(){return this.gain.gain.value}setVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}constructor(e){super(),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}}let cE=new nl,cw=new no,cA=new nl,cR=new nl;class cC extends cT{connect(){super.connect(),this.panner.connect(this.gain)}disconnect(){super.disconnect(),this.panner.disconnect(this.gain)}getOutput(){return this.panner}getRefDistance(){return this.panner.refDistance}setRefDistance(e){return this.panner.refDistance=e,this}getRolloffFactor(){return this.panner.rolloffFactor}setRolloffFactor(e){return this.panner.rolloffFactor=e,this}getDistanceModel(){return this.panner.distanceModel}setDistanceModel(e){return this.panner.distanceModel=e,this}getMaxDistance(){return this.panner.maxDistance}setMaxDistance(e){return this.panner.maxDistance=e,this}setDirectionalCone(e,t,i){return this.panner.coneInnerAngle=e,this.panner.coneOuterAngle=t,this.panner.coneOuterGain=i,this}updateMatrixWorld(e){if(super.updateMatrixWorld(e),!0===this.hasPlaybackControl&&!1===this.isPlaying)return;this.matrixWorld.decompose(cE,cw,cA),cR.set(0,0,1).applyQuaternion(cw);let t=this.panner;if(t.positionX){let e=this.context.currentTime+this.listener.timeDelta;t.positionX.linearRampToValueAtTime(cE.x,e),t.positionY.linearRampToValueAtTime(cE.y,e),t.positionZ.linearRampToValueAtTime(cE.z,e),t.orientationX.linearRampToValueAtTime(cR.x,e),t.orientationY.linearRampToValueAtTime(cR.y,e),t.orientationZ.linearRampToValueAtTime(cR.z,e)}else t.setPosition(cE.x,cE.y,cE.z),t.setOrientation(cR.x,cR.y,cR.z)}constructor(e){super(e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}}class cL{getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let e=0,t=this.getFrequencyData();for(let i=0;i<t.length;i++)e+=t[i];return e/t.length}constructor(e,t=2048){this.analyser=e.context.createAnalyser(),this.analyser.fftSize=t,this.data=new Uint8Array(this.analyser.frequencyBinCount),e.getOutput().connect(this.analyser)}}class cP{accumulate(e,t){let i=this.buffer,n=this.valueSize,r=e*n+n,a=this.cumulativeWeight;if(0===a){for(let e=0;e!==n;++e)i[r+e]=i[e];a=t}else{a+=t;let e=t/a;this._mixBufferRegion(i,r,0,e,n)}this.cumulativeWeight=a}accumulateAdditive(e){let t=this.buffer,i=this.valueSize,n=i*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(t,n,0,e,i),this.cumulativeWeightAdditive+=e}apply(e){let t=this.valueSize,i=this.buffer,n=e*t+t,r=this.cumulativeWeight,a=this.cumulativeWeightAdditive,s=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,r<1){let e=t*this._origIndex;this._mixBufferRegion(i,n,e,1-r,t)}a>0&&this._mixBufferRegionAdditive(i,n,this._addIndex*t,1,t);for(let e=t,r=t+t;e!==r;++e)if(i[e]!==i[e+t]){s.setValue(i,n);break}}saveOriginalState(){let e=this.binding,t=this.buffer,i=this.valueSize,n=i*this._origIndex;e.getValue(t,n);for(let e=i;e!==n;++e)t[e]=t[n+e%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){let e=3*this.valueSize;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){let e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let i=e;i<t;i++)this.buffer[i]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){let e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize;for(let i=0;i<this.valueSize;i++)this.buffer[t+i]=this.buffer[e+i]}_select(e,t,i,n,r){if(n>=.5)for(let n=0;n!==r;++n)e[t+n]=e[i+n]}_slerp(e,t,i,n){no.slerpFlat(e,t,e,t,e,i,n)}_slerpAdditive(e,t,i,n,r){let a=this._workIndex*r;no.multiplyQuaternionsFlat(e,a,e,t,e,i),no.slerpFlat(e,t,e,t,e,a,n)}_lerp(e,t,i,n,r){let a=1-n;for(let s=0;s!==r;++s){let r=t+s;e[r]=e[r]*a+e[i+s]*n}}_lerpAdditive(e,t,i,n,r){for(let a=0;a!==r;++a){let r=t+a;e[r]=e[r]+e[i+a]*n}}constructor(e,t,i){let n,r,a;switch(this.binding=e,this.valueSize=i,t){case"quaternion":n=this._slerp,r=this._slerpAdditive,a=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*i),this._workIndex=5;break;case"string":case"bool":n=this._select,r=this._select,a=this._setAdditiveIdentityOther,this.buffer=Array(5*i);break;default:n=this._lerp,r=this._lerpAdditive,a=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*i)}this._mixBufferRegion=n,this._mixBufferRegionAdditive=r,this._setIdentity=a,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}}let cI="\\[\\]\\.:\\/",cU=RegExp("["+cI+"]","g"),cN="[^"+cI+"]",cD="[^"+cI.replace("\\.","")+"]",cO=/((?:WC+[\/:])*)/.source.replace("WC",cN),cF=RegExp("^"+cO+/(WCOD+)?/.source.replace("WCOD",cD)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",cN)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",cN)+"$"),cB=["material","materials","bones","map"];class cz{getValue(e,t){this.bind();let i=this._targetGroup.nCachedObjects_,n=this._bindings[i];void 0!==n&&n.getValue(e,t)}setValue(e,t){let i=this._bindings;for(let n=this._targetGroup.nCachedObjects_,r=i.length;n!==r;++n)i[n].setValue(e,t)}bind(){let e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,i=e.length;t!==i;++t)e[t].bind()}unbind(){let e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,i=e.length;t!==i;++t)e[t].unbind()}constructor(e,t,i){let n=i||cG.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,n)}}class cG{static create(e,t,i){return e&&e.isAnimationObjectGroup?new cG.Composite(e,t,i):new cG(e,t,i)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(cU,"")}static parseTrackName(e){let t=cF.exec(e);if(null===t)throw Error("PropertyBinding: Cannot parse trackName: "+e);let i={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},n=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==n&&-1!==n){let e=i.nodeName.substring(n+1);-1!==cB.indexOf(e)&&(i.nodeName=i.nodeName.substring(0,n),i.objectName=e)}if(null===i.propertyName||0===i.propertyName.length)throw Error("PropertyBinding: can not parse propertyName from trackName: "+e);return i}static findNode(e,t){if(void 0===t||""===t||"."===t||-1===t||t===e.name||t===e.uuid)return e;if(e.skeleton){let i=e.skeleton.getBoneByName(t);if(void 0!==i)return i}if(e.children){let i=function(e){for(let n=0;n<e.length;n++){let r=e[n];if(r.name===t||r.uuid===t)return r;let a=i(r.children);if(a)return a}return null},n=i(e.children);if(n)return n}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){let i=this.resolvedProperty;for(let n=0,r=i.length;n!==r;++n)e[t++]=i[n]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){let i=this.resolvedProperty;for(let n=0,r=i.length;n!==r;++n)i[n]=e[t++]}_setValue_array_setNeedsUpdate(e,t){let i=this.resolvedProperty;for(let n=0,r=i.length;n!==r;++n)i[n]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){let i=this.resolvedProperty;for(let n=0,r=i.length;n!==r;++n)i[n]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node,t=this.parsedPath,i=t.objectName,n=t.propertyName,r=t.propertyIndex;if(e||(e=cG.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e){console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".");return}if(i){let n=t.objectIndex;switch(i){case"materials":if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.materials){console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);return}e=e.material.materials;break;case"bones":if(!e.skeleton){console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);return}e=e.skeleton.bones;for(let t=0;t<e.length;t++)if(e[t].name===n){n=t;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.map){console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);return}e=e.material.map;break;default:if(void 0===e[i]){console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[i]}if(void 0!==n){if(void 0===e[n]){console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[n]}}let a=e[n];if(void 0===a){console.error("THREE.PropertyBinding: Trying to update property for track: "+t.nodeName+"."+n+" but it wasn't found.",e);return}let s=this.Versioning.None;this.targetObject=e,void 0!==e.needsUpdate?s=this.Versioning.NeedsUpdate:void 0!==e.matrixWorldNeedsUpdate&&(s=this.Versioning.MatrixWorldNeedsUpdate);let o=this.BindingType.Direct;if(void 0!==r){if("morphTargetInfluences"===n){if(!e.geometry){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);return}if(!e.geometry.morphAttributes){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);return}void 0!==e.morphTargetDictionary[r]&&(r=e.morphTargetDictionary[r])}o=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=r}else void 0!==a.fromArray&&void 0!==a.toArray?(o=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(o=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=n;this.getValue=this.GetterByBindingType[o],this.setValue=this.SetterByBindingTypeAndVersioning[o][s]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}constructor(e,t,i){this.path=t,this.parsedPath=i||cG.parseTrackName(t),this.node=cG.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}cG.Composite=cz,cG.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},cG.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},cG.prototype.GetterByBindingType=[cG.prototype._getValue_direct,cG.prototype._getValue_array,cG.prototype._getValue_arrayElement,cG.prototype._getValue_toArray],cG.prototype.SetterByBindingTypeAndVersioning=[[cG.prototype._setValue_direct,cG.prototype._setValue_direct_setNeedsUpdate,cG.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[cG.prototype._setValue_array,cG.prototype._setValue_array_setNeedsUpdate,cG.prototype._setValue_array_setMatrixWorldNeedsUpdate],[cG.prototype._setValue_arrayElement,cG.prototype._setValue_arrayElement_setNeedsUpdate,cG.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[cG.prototype._setValue_fromArray,cG.prototype._setValue_fromArray_setNeedsUpdate,cG.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class cH{add(){let e=this._objects,t=this._indicesByUUID,i=this._paths,n=this._parsedPaths,r=this._bindings,a=r.length,s,o=e.length,l=this.nCachedObjects_;for(let h=0,u=arguments.length;h!==u;++h){let u=arguments[h],c=u.uuid,d=t[c];if(void 0===d){d=o++,t[c]=d,e.push(u);for(let e=0;e!==a;++e)r[e].push(new cG(u,i[e],n[e]))}else if(d<l){s=e[d];let o=--l,h=e[o];t[h.uuid]=d,e[d]=h,t[c]=o,e[o]=u;for(let e=0;e!==a;++e){let t=r[e],a=t[o],s=t[d];t[d]=a,void 0===s&&(s=new cG(u,i[e],n[e])),t[o]=s}}else e[d]!==s&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=l}remove(){let e=this._objects,t=this._indicesByUUID,i=this._bindings,n=i.length,r=this.nCachedObjects_;for(let a=0,s=arguments.length;a!==s;++a){let s=arguments[a],o=s.uuid,l=t[o];if(void 0!==l&&l>=r){let a=r++,h=e[a];t[h.uuid]=l,e[l]=h,t[o]=a,e[a]=s;for(let e=0;e!==n;++e){let t=i[e],n=t[a],r=t[l];t[l]=n,t[a]=r}}}this.nCachedObjects_=r}uncache(){let e=this._objects,t=this._indicesByUUID,i=this._bindings,n=i.length,r=this.nCachedObjects_,a=e.length;for(let s=0,o=arguments.length;s!==o;++s){let o=arguments[s],l=o.uuid,h=t[l];if(void 0!==h){if(delete t[l],h<r){let s=--r,o=e[s],l=--a,u=e[l];t[o.uuid]=h,e[h]=o,t[u.uuid]=s,e[s]=u,e.pop();for(let e=0;e!==n;++e){let t=i[e],n=t[s],r=t[l];t[h]=n,t[s]=r,t.pop()}}else{let r=--a,s=e[r];r>0&&(t[s.uuid]=h),e[h]=s,e.pop();for(let e=0;e!==n;++e){let t=i[e];t[h]=t[r],t.pop()}}}}this.nCachedObjects_=r}subscribe_(e,t){let i=this._bindingsIndicesByPath,n=i[e],r=this._bindings;if(void 0!==n)return r[n];let a=this._paths,s=this._parsedPaths,o=this._objects,l=o.length,h=this.nCachedObjects_,u=Array(l);n=r.length,i[e]=n,a.push(e),s.push(t),r.push(u);for(let i=h,n=o.length;i!==n;++i){let n=o[i];u[i]=new cG(n,e,t)}return u}unsubscribe_(e){let t=this._bindingsIndicesByPath,i=t[e];if(void 0!==i){let n=this._paths,r=this._parsedPaths,a=this._bindings,s=a.length-1,o=a[s];t[e[s]]=i,a[i]=o,a.pop(),r[i]=r[s],r.pop(),n[i]=n[s],n.pop()}}constructor(){this.isAnimationObjectGroup=!0,this.uuid=iI(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;let e={};this._indicesByUUID=e;for(let t=0,i=arguments.length;t!==i;++t)e[arguments[t].uuid]=t;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};let t=this;this.stats={objects:{get total(){return t._objects.length},get inUse(){return this.total-t.nCachedObjects_}},get bindingsPerObject(){return t._bindings.length}}}}class ck{play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t,i){if(e.fadeOut(t),this.fadeIn(t),i){let i=this._clip.duration,n=e._clip.duration;e.warp(1,n/i,t),this.warp(i/n,1,t)}return this}crossFadeTo(e,t,i){return e.crossFadeFrom(this,t,i)}stopFading(){let e=this._weightInterpolant;return null!==e&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,i){let n=this._mixer,r=n.time,a=this.timeScale,s=this._timeScaleInterpolant;null===s&&(s=n._lendControlInterpolant(),this._timeScaleInterpolant=s);let o=s.parameterPositions,l=s.sampleValues;return o[0]=r,o[1]=r+i,l[0]=e/a,l[1]=t/a,this}stopWarping(){let e=this._timeScaleInterpolant;return null!==e&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,i,n){if(!this.enabled){this._updateWeight(e);return}let r=this._startTime;if(null!==r){let n=(e-r)*i;n<0||0===i?t=0:(this._startTime=null,t=i*n)}t*=this._updateTimeScale(e);let a=this._updateTime(t),s=this._updateWeight(e);if(s>0){let e=this._interpolants,t=this._propertyBindings;if(this.blendMode===tN)for(let i=0,n=e.length;i!==n;++i)e[i].evaluate(a),t[i].accumulateAdditive(s);else for(let i=0,r=e.length;i!==r;++i)e[i].evaluate(a),t[i].accumulate(n,s)}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;let i=this._weightInterpolant;if(null!==i){let n=i.evaluate(e)[0];t*=n,e>i.parameterPositions[1]&&(this.stopFading(),0===n&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;let i=this._timeScaleInterpolant;null!==i&&(t*=i.evaluate(e)[0],e>i.parameterPositions[1]&&(this.stopWarping(),0===t?this.paused=!0:this.timeScale=t))}return this._effectiveTimeScale=t,t}_updateTime(e){let t=this._clip.duration,i=this.loop,n=this.time+e,r=this._loopCount,a=i===tw;if(0===e)return -1===r?n:a&&(1&r)==1?t-n:n;if(i===tT){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));r:{if(n>=t)n=t;else if(n<0)n=0;else{this.time=n;break r}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(-1===r&&(e>=0?(r=0,this._setEndings(!0,0===this.repetitions,a)):this._setEndings(0===this.repetitions,!0,a)),n>=t||n<0){let i=Math.floor(n/t);n-=t*i,r+=Math.abs(i);let s=this.repetitions-r;if(s<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,n=e>0?t:0,this.time=n,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(1===s){let t=e<0;this._setEndings(t,!t,a)}else this._setEndings(!1,!1,a);this._loopCount=r,this.time=n,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this.time=n;if(a&&(1&r)==1)return t-n}return n}_setEndings(e,t,i){let n=this._interpolantSettings;i?(n.endingStart=tP,n.endingEnd=tP):(e?n.endingStart=this.zeroSlopeAtStart?tP:tL:n.endingStart=tI,t?n.endingEnd=this.zeroSlopeAtEnd?tP:tL:n.endingEnd=tI)}_scheduleFading(e,t,i){let n=this._mixer,r=n.time,a=this._weightInterpolant;null===a&&(a=n._lendControlInterpolant(),this._weightInterpolant=a);let s=a.parameterPositions,o=a.sampleValues;return s[0]=r,o[0]=t,s[1]=r+e,o[1]=i,this}constructor(e,t,i=null,n=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=i,this.blendMode=n;let r=t.tracks,a=r.length,s=Array(a),o={endingStart:tL,endingEnd:tL};for(let e=0;e!==a;++e){let t=r[e].createInterpolant(null);s[e]=t,t.settings=o}this._interpolantSettings=o,this._interpolants=s,this._propertyBindings=Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=tE,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}}let cV=new Float32Array(1);class cW extends iA{_bindAction(e,t){let i=e._localRoot||this._root,n=e._clip.tracks,r=n.length,a=e._propertyBindings,s=e._interpolants,o=i.uuid,l=this._bindingsByRootAndName,h=l[o];void 0===h&&(h={},l[o]=h);for(let e=0;e!==r;++e){let r=n[e],l=r.name,u=h[l];if(void 0!==u)++u.referenceCount,a[e]=u;else{if(void 0!==(u=a[e])){null===u._cacheIndex&&(++u.referenceCount,this._addInactiveBinding(u,o,l));continue}let n=t&&t._propertyBindings[e].binding.parsedPath;u=new cP(cG.create(i,l,n),r.ValueTypeName,r.getValueSize()),++u.referenceCount,this._addInactiveBinding(u,o,l),a[e]=u}s[e].resultBuffer=u.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(null===e._cacheIndex){let t=(e._localRoot||this._root).uuid,i=e._clip.uuid,n=this._actionsByClip[i];this._bindAction(e,n&&n.knownActions[0]),this._addInactiveAction(e,i,t)}let t=e._propertyBindings;for(let e=0,i=t.length;e!==i;++e){let i=t[e];0==i.useCount++&&(this._lendBinding(i),i.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){let t=e._propertyBindings;for(let e=0,i=t.length;e!==i;++e){let i=t[e];0==--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;let e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){let t=e._cacheIndex;return null!==t&&t<this._nActiveActions}_addInactiveAction(e,t,i){let n=this._actions,r=this._actionsByClip,a=r[t];if(void 0===a)a={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,r[t]=a;else{let t=a.knownActions;e._byClipCacheIndex=t.length,t.push(e)}e._cacheIndex=n.length,n.push(e),a.actionByRoot[i]=e}_removeInactiveAction(e){let t=this._actions,i=t[t.length-1],n=e._cacheIndex;i._cacheIndex=n,t[n]=i,t.pop(),e._cacheIndex=null;let r=e._clip.uuid,a=this._actionsByClip,s=a[r],o=s.knownActions,l=o[o.length-1],h=e._byClipCacheIndex;l._byClipCacheIndex=h,o[h]=l,o.pop(),e._byClipCacheIndex=null;let u=s.actionByRoot,c=(e._localRoot||this._root).uuid;delete u[c],0===o.length&&delete a[r],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){let t=e._propertyBindings;for(let e=0,i=t.length;e!==i;++e){let i=t[e];0==--i.referenceCount&&this._removeInactiveBinding(i)}}_lendAction(e){let t=this._actions,i=e._cacheIndex,n=this._nActiveActions++,r=t[n];e._cacheIndex=n,t[n]=e,r._cacheIndex=i,t[i]=r}_takeBackAction(e){let t=this._actions,i=e._cacheIndex,n=--this._nActiveActions,r=t[n];e._cacheIndex=n,t[n]=e,r._cacheIndex=i,t[i]=r}_addInactiveBinding(e,t,i){let n=this._bindingsByRootAndName,r=this._bindings,a=n[t];void 0===a&&(a={},n[t]=a),a[i]=e,e._cacheIndex=r.length,r.push(e)}_removeInactiveBinding(e){let t=this._bindings,i=e.binding,n=i.rootNode.uuid,r=i.path,a=this._bindingsByRootAndName,s=a[n],o=t[t.length-1],l=e._cacheIndex;o._cacheIndex=l,t[l]=o,t.pop(),delete s[r],0===Object.keys(s).length&&delete a[n]}_lendBinding(e){let t=this._bindings,i=e._cacheIndex,n=this._nActiveBindings++,r=t[n];e._cacheIndex=n,t[n]=e,r._cacheIndex=i,t[i]=r}_takeBackBinding(e){let t=this._bindings,i=e._cacheIndex,n=--this._nActiveBindings,r=t[n];e._cacheIndex=n,t[n]=e,r._cacheIndex=i,t[i]=r}_lendControlInterpolant(){let e=this._controlInterpolants,t=this._nActiveControlInterpolants++,i=e[t];return void 0===i&&((i=new ub(new Float32Array(2),new Float32Array(2),1,cV)).__cacheIndex=t,e[t]=i),i}_takeBackControlInterpolant(e){let t=this._controlInterpolants,i=e.__cacheIndex,n=--this._nActiveControlInterpolants,r=t[n];e.__cacheIndex=n,t[n]=e,r.__cacheIndex=i,t[i]=r}clipAction(e,t,i){let n=t||this._root,r=n.uuid,a="string"==typeof e?uU.findByName(n,e):e,s=null!==a?a.uuid:e,o=this._actionsByClip[s],l=null;if(void 0===i&&(i=null!==a?a.blendMode:tU),void 0!==o){let e=o.actionByRoot[r];if(void 0!==e&&e.blendMode===i)return e;l=o.knownActions[0],null===a&&(a=l._clip)}if(null===a)return null;let h=new ck(this,a,t,i);return this._bindAction(h,l),this._addInactiveAction(h,s,r),h}existingAction(e,t){let i=t||this._root,n=i.uuid,r="string"==typeof e?uU.findByName(i,e):e,a=r?r.uuid:e,s=this._actionsByClip[a];return void 0!==s&&s.actionByRoot[n]||null}stopAllAction(){let e=this._actions,t=this._nActiveActions;for(let i=t-1;i>=0;--i)e[i].stop();return this}update(e){e*=this.timeScale;let t=this._actions,i=this._nActiveActions,n=this.time+=e,r=Math.sign(e),a=this._accuIndex^=1;for(let s=0;s!==i;++s)t[s]._update(n,e,r,a);let s=this._bindings,o=this._nActiveBindings;for(let e=0;e!==o;++e)s[e].apply(a);return this}setTime(e){this.time=0;for(let e=0;e<this._actions.length;e++)this._actions[e].time=0;return this.update(e)}getRoot(){return this._root}uncacheClip(e){let t=this._actions,i=e.uuid,n=this._actionsByClip,r=n[i];if(void 0!==r){let e=r.knownActions;for(let i=0,n=e.length;i!==n;++i){let n=e[i];this._deactivateAction(n);let r=n._cacheIndex,a=t[t.length-1];n._cacheIndex=null,n._byClipCacheIndex=null,a._cacheIndex=r,t[r]=a,t.pop(),this._removeInactiveBindingsForAction(n)}delete n[i]}}uncacheRoot(e){let t=e.uuid,i=this._actionsByClip;for(let e in i){let n=i[e].actionByRoot[t];void 0!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}let n=this._bindingsByRootAndName[t];if(void 0!==n)for(let e in n){let t=n[e];t.restoreOriginalState(),this._removeInactiveBinding(t)}}uncacheAction(e,t){let i=this.existingAction(e,t);null!==i&&(this._deactivateAction(i),this._removeInactiveAction(i))}constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}}class cX{clone(){return new cX(void 0===this.value.clone?this.value:this.value.clone())}constructor(e){this.value=e}}let cj=0;class cq extends iA{add(e){return this.uniforms.push(e),this}remove(e){let t=this.uniforms.indexOf(e);return -1!==t&&this.uniforms.splice(t,1),this}setName(e){return this.name=e,this}setUsage(e){return this.usage=e,this}dispose(){return this.dispatchEvent({type:"dispose"}),this}copy(e){this.name=e.name,this.usage=e.usage;let t=e.uniforms;this.uniforms.length=0;for(let e=0,i=t.length;e<i;e++){let i=Array.isArray(t[e])?t[e]:[t[e]];for(let e=0;e<i.length;e++)this.uniforms.push(i[e].clone())}return this}clone(){return new this.constructor().copy(this)}constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:cj++}),this.name="",this.usage=id,this.uniforms=[]}}class cY extends oW{copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}clone(e){let t=super.clone(e);return t.meshPerAttribute=this.meshPerAttribute,t}toJSON(e){let t=super.toJSON(e);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}constructor(e,t,i=1){super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=i}}class cZ{set needsUpdate(e){!0===e&&this.version++}setBuffer(e){return this.buffer=e,this}setType(e,t){return this.type=e,this.elementSize=t,this}setItemSize(e){return this.itemSize=e,this}setCount(e){return this.count=e,this}constructor(e,t,i,n,r){this.isGLBufferAttribute=!0,this.name="",this.buffer=e,this.type=t,this.itemSize=i,this.elementSize=n,this.count=r,this.version=0}}let cJ=new nB;class cK{set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):console.error("THREE.Raycaster: Unsupported camera type: "+t.type)}setFromXRController(e){return cJ.identity().extractRotation(e.matrixWorld),this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(cJ),this}intersectObject(e){let t=!(arguments.length>1)||void 0===arguments[1]||arguments[1],i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];return c$(e,this,i,t),i.sort(cQ),i}intersectObjects(e){let t=!(arguments.length>1)||void 0===arguments[1]||arguments[1],i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];for(let n=0,r=e.length;n<r;n++)c$(e[n],this,i,t);return i.sort(cQ),i}constructor(e,t,i=0,n=1/0){this.ray=new nF(e,t),this.near=i,this.far=n,this.camera=null,this.layers=new nZ,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}}function cQ(e,t){return e.distance-t.distance}function c$(e,t,i,n){if(e.layers.test(t.layers)&&e.raycast(t,i),!0===n){let n=e.children;for(let e=0,r=n.length;e<r;e++)c$(n[e],t,i,!0)}}class c0{set(e,t,i){return this.radius=e,this.phi=t,this.theta=i,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,i){return this.radius=Math.sqrt(e*e+t*t+i*i),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,i),this.phi=Math.acos(iU(t/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}constructor(e=1,t=0,i=0){return this.radius=e,this.phi=t,this.theta=i,this}}class c1{set(e,t,i){return this.radius=e,this.theta=t,this.y=i,this}copy(e){return this.radius=e.radius,this.theta=e.theta,this.y=e.y,this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,i){return this.radius=Math.sqrt(e*e+i*i),this.theta=Math.atan2(e,i),this.y=t,this}clone(){return new this.constructor().copy(this)}constructor(e=1,t=0,i=0){return this.radius=e,this.theta=t,this.y=i,this}}let c2=new iH;class c3{set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromPoints(e){this.makeEmpty();for(let t=0,i=e.length;t<i;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){let i=c2.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(i),this.max.copy(e).add(i),this}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=Infinity,this.max.x=this.max.y=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y}getCenter(e){return this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}containsPoint(e){return!(e.x<this.min.x)&&!(e.x>this.max.x)&&!(e.y<this.min.y)&&!(e.y>this.max.y)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(e){return!(e.max.x<this.min.x)&&!(e.min.x>this.max.x)&&!(e.max.y<this.min.y)&&!(e.min.y>this.max.y)}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,c2).distanceTo(e)}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}constructor(e=new iH(Infinity,Infinity),t=new iH(-1/0,-1/0)){this.isBox2=!0,this.min=e,this.max=t}}let c4=new nl,c5=new nl;class c6{set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){c4.subVectors(e,this.start),c5.subVectors(this.end,this.start);let i=c5.dot(c5),n=c5.dot(c4)/i;return t&&(n=iU(n,0,1)),n}closestPointToPoint(e,t,i){let n=this.closestPointToPointParameter(e,t);return this.delta(i).multiplyScalar(n).add(this.start)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return new this.constructor().copy(this)}constructor(e=new nl,t=new nl){this.start=e,this.end=t}}let c8=new nl;class c7 extends rt{dispose(){this.cone.geometry.dispose(),this.cone.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),this.parent?(this.parent.updateWorldMatrix(!0),this.matrix.copy(this.parent.matrixWorld).invert().multiply(this.light.matrixWorld)):this.matrix.copy(this.light.matrixWorld),this.matrixWorld.copy(this.light.matrixWorld);let e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),c8.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(c8),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}constructor(e,t){super(),this.light=e,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";let i=new rX,n=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let e=0,t=1;e<32;e++,t++){let i=e/32*Math.PI*2,r=t/32*Math.PI*2;n.push(Math.cos(i),Math.sin(i),1,Math.cos(r),Math.sin(r),1)}i.setAttribute("position",new rF(n,3));let r=new lH({fog:!1,toneMapped:!1});this.cone=new lJ(i,r),this.add(this.cone),this.update()}}let c9=new nl,de=new nB,dt=new nB;class di extends lJ{updateMatrixWorld(e){let t=this.bones,i=this.geometry,n=i.getAttribute("position");dt.copy(this.root.matrixWorld).invert();for(let e=0,i=0;e<t.length;e++){let r=t[e];r.parent&&r.parent.isBone&&(de.multiplyMatrices(dt,r.matrixWorld),c9.setFromMatrixPosition(de),n.setXYZ(i,c9.x,c9.y,c9.z),de.multiplyMatrices(dt,r.parent.matrixWorld),c9.setFromMatrixPosition(de),n.setXYZ(i+1,c9.x,c9.y,c9.z),i+=2)}i.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose()}constructor(e){let t=function e(t){let i=[];!0===t.isBone&&i.push(t);for(let n=0;n<t.children.length;n++)i.push.apply(i,e(t.children[n]));return i}(e),i=new rX,n=[],r=[],a=new r_(0,0,1),s=new r_(0,1,0);for(let e=0;e<t.length;e++){let i=t[e];i.parent&&i.parent.isBone&&(n.push(0,0,0),n.push(0,0,0),r.push(a.r,a.g,a.b),r.push(s.r,s.g,s.b))}i.setAttribute("position",new rF(n,3)),i.setAttribute("color",new rF(r,3)),super(i,new lH({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0})),this.isSkeletonHelper=!0,this.type="SkeletonHelper",this.root=e,this.bones=t,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1}}class dn extends r9{dispose(){this.geometry.dispose(),this.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)}constructor(e,t,i){super(new h8(t,4,2),new rM({wireframe:!0,fog:!1,toneMapped:!1})),this.light=e,this.color=i,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}}let dr=new nl,da=new r_,ds=new r_;class dl extends rt{dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){let e=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{let t=e.geometry.getAttribute("color");da.copy(this.light.color),ds.copy(this.light.groundColor);for(let e=0,i=t.count;e<i;e++){let n=e<i/2?da:ds;t.setXYZ(e,n.r,n.g,n.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt(dr.setFromMatrixPosition(this.light.matrixWorld).negate())}constructor(e,t,i){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=i,this.type="HemisphereLightHelper";let n=new h4(t);n.rotateY(.5*Math.PI),this.material=new rM({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);let r=n.getAttribute("position"),a=new Float32Array(3*r.count);n.setAttribute("color",new rR(a,3)),this.add(new r9(n,this.material)),this.update()}}class dh extends lJ{dispose(){this.geometry.dispose(),this.material.dispose()}constructor(e=10,t=10,i=4473924,n=8947848){i=new r_(i),n=new r_(n);let r=t/2,a=e/t,s=e/2,o=[],l=[];for(let e=0,h=0,u=-s;e<=t;e++,u+=a){o.push(-s,0,u,s,0,u),o.push(u,0,-s,u,0,s);let t=e===r?i:n;t.toArray(l,h),h+=3,t.toArray(l,h),h+=3,t.toArray(l,h),h+=3,t.toArray(l,h),h+=3}let h=new rX;h.setAttribute("position",new rF(o,3)),h.setAttribute("color",new rF(l,3)),super(h,new lH({vertexColors:!0,toneMapped:!1})),this.type="GridHelper"}}class du extends lJ{dispose(){this.geometry.dispose(),this.material.dispose()}constructor(e=10,t=16,i=8,n=64,r=4473924,a=8947848){r=new r_(r),a=new r_(a);let s=[],o=[];if(t>1)for(let i=0;i<t;i++){let n=i/t*(2*Math.PI),l=Math.sin(n)*e,h=Math.cos(n)*e;s.push(0,0,0),s.push(l,0,h);let u=1&i?r:a;o.push(u.r,u.g,u.b),o.push(u.r,u.g,u.b)}for(let t=0;t<i;t++){let l=1&t?r:a,h=e-e/i*t;for(let e=0;e<n;e++){let t=e/n*(2*Math.PI),i=Math.sin(t)*h,r=Math.cos(t)*h;s.push(i,0,r),o.push(l.r,l.g,l.b),i=Math.sin(t=(e+1)/n*(2*Math.PI))*h,r=Math.cos(t)*h,s.push(i,0,r),o.push(l.r,l.g,l.b)}}let l=new rX;l.setAttribute("position",new rF(s,3)),l.setAttribute("color",new rF(o,3)),super(l,new lH({vertexColors:!0,toneMapped:!1})),this.type="PolarGridHelper"}}let dc=new nl,dd=new nl,dp=new nl;class df extends rt{dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),dc.setFromMatrixPosition(this.light.matrixWorld),dd.setFromMatrixPosition(this.light.target.matrixWorld),dp.subVectors(dd,dc),this.lightPlane.lookAt(dd),void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(dd),this.targetLine.scale.z=dp.length()}constructor(e,t,i){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=i,this.type="DirectionalLightHelper",void 0===t&&(t=1);let n=new rX;n.setAttribute("position",new rF([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));let r=new lH({fog:!1,toneMapped:!1});this.lightPlane=new lq(n,r),this.add(this.lightPlane),(n=new rX).setAttribute("position",new rF([0,0,0,0,0,1],3)),this.targetLine=new lq(n,r),this.add(this.targetLine),this.update()}}let dm=new nl,dg=new ao;class d_ extends lJ{setColors(e,t,i,n,r){let a=this.geometry.getAttribute("color");a.setXYZ(0,e.r,e.g,e.b),a.setXYZ(1,e.r,e.g,e.b),a.setXYZ(2,e.r,e.g,e.b),a.setXYZ(3,e.r,e.g,e.b),a.setXYZ(4,e.r,e.g,e.b),a.setXYZ(5,e.r,e.g,e.b),a.setXYZ(6,e.r,e.g,e.b),a.setXYZ(7,e.r,e.g,e.b),a.setXYZ(8,e.r,e.g,e.b),a.setXYZ(9,e.r,e.g,e.b),a.setXYZ(10,e.r,e.g,e.b),a.setXYZ(11,e.r,e.g,e.b),a.setXYZ(12,e.r,e.g,e.b),a.setXYZ(13,e.r,e.g,e.b),a.setXYZ(14,e.r,e.g,e.b),a.setXYZ(15,e.r,e.g,e.b),a.setXYZ(16,e.r,e.g,e.b),a.setXYZ(17,e.r,e.g,e.b),a.setXYZ(18,e.r,e.g,e.b),a.setXYZ(19,e.r,e.g,e.b),a.setXYZ(20,e.r,e.g,e.b),a.setXYZ(21,e.r,e.g,e.b),a.setXYZ(22,e.r,e.g,e.b),a.setXYZ(23,e.r,e.g,e.b),a.setXYZ(24,t.r,t.g,t.b),a.setXYZ(25,t.r,t.g,t.b),a.setXYZ(26,t.r,t.g,t.b),a.setXYZ(27,t.r,t.g,t.b),a.setXYZ(28,t.r,t.g,t.b),a.setXYZ(29,t.r,t.g,t.b),a.setXYZ(30,t.r,t.g,t.b),a.setXYZ(31,t.r,t.g,t.b),a.setXYZ(32,i.r,i.g,i.b),a.setXYZ(33,i.r,i.g,i.b),a.setXYZ(34,i.r,i.g,i.b),a.setXYZ(35,i.r,i.g,i.b),a.setXYZ(36,i.r,i.g,i.b),a.setXYZ(37,i.r,i.g,i.b),a.setXYZ(38,n.r,n.g,n.b),a.setXYZ(39,n.r,n.g,n.b),a.setXYZ(40,r.r,r.g,r.b),a.setXYZ(41,r.r,r.g,r.b),a.setXYZ(42,r.r,r.g,r.b),a.setXYZ(43,r.r,r.g,r.b),a.setXYZ(44,r.r,r.g,r.b),a.setXYZ(45,r.r,r.g,r.b),a.setXYZ(46,r.r,r.g,r.b),a.setXYZ(47,r.r,r.g,r.b),a.setXYZ(48,r.r,r.g,r.b),a.setXYZ(49,r.r,r.g,r.b),a.needsUpdate=!0}update(){let e=this.geometry,t=this.pointMap;dg.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),dv("c",t,e,dg,0,0,-1),dv("t",t,e,dg,0,0,1),dv("n1",t,e,dg,-1,-1,-1),dv("n2",t,e,dg,1,-1,-1),dv("n3",t,e,dg,-1,1,-1),dv("n4",t,e,dg,1,1,-1),dv("f1",t,e,dg,-1,-1,1),dv("f2",t,e,dg,1,-1,1),dv("f3",t,e,dg,-1,1,1),dv("f4",t,e,dg,1,1,1),dv("u1",t,e,dg,.7,1.1,-1),dv("u2",t,e,dg,-.7,1.1,-1),dv("u3",t,e,dg,0,2,-1),dv("cf1",t,e,dg,-1,0,1),dv("cf2",t,e,dg,1,0,1),dv("cf3",t,e,dg,0,-1,1),dv("cf4",t,e,dg,0,1,1),dv("cn1",t,e,dg,-1,0,-1),dv("cn2",t,e,dg,1,0,-1),dv("cn3",t,e,dg,0,-1,-1),dv("cn4",t,e,dg,0,1,-1),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}constructor(e){let t=new rX,i=new lH({color:16777215,vertexColors:!0,toneMapped:!1}),n=[],r=[],a={};function s(e,t){o(e),o(t)}function o(e){n.push(0,0,0),r.push(0,0,0),void 0===a[e]&&(a[e]=[]),a[e].push(n.length/3-1)}s("n1","n2"),s("n2","n4"),s("n4","n3"),s("n3","n1"),s("f1","f2"),s("f2","f4"),s("f4","f3"),s("f3","f1"),s("n1","f1"),s("n2","f2"),s("n3","f3"),s("n4","f4"),s("p","n1"),s("p","n2"),s("p","n3"),s("p","n4"),s("u1","u2"),s("u2","u3"),s("u3","u1"),s("c","t"),s("p","c"),s("cn1","cn2"),s("cn3","cn4"),s("cf1","cf2"),s("cf3","cf4"),t.setAttribute("position",new rF(n,3)),t.setAttribute("color",new rF(r,3)),super(t,i),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=a,this.update();let l=new r_(16755200),h=new r_(16711680),u=new r_(43775),c=new r_(16777215),d=new r_(3355443);this.setColors(l,h,u,c,d)}}function dv(e,t,i,n,r,a,s){dm.set(r,a,s).unproject(n);let o=t[e];if(void 0!==o){let e=i.getAttribute("position");for(let t=0,i=o.length;t<i;t++)e.setXYZ(o[t],dm.x,dm.y,dm.z)}}let dx=new nc;class dy extends lJ{update(e){if(void 0!==e&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),void 0!==this.object&&dx.setFromObject(this.object),dx.isEmpty())return;let t=dx.min,i=dx.max,n=this.geometry.attributes.position,r=n.array;r[0]=i.x,r[1]=i.y,r[2]=i.z,r[3]=t.x,r[4]=i.y,r[5]=i.z,r[6]=t.x,r[7]=t.y,r[8]=i.z,r[9]=i.x,r[10]=t.y,r[11]=i.z,r[12]=i.x,r[13]=i.y,r[14]=t.z,r[15]=t.x,r[16]=i.y,r[17]=t.z,r[18]=t.x,r[19]=t.y,r[20]=t.z,r[21]=i.x,r[22]=t.y,r[23]=t.z,n.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(e){return this.object=e,this.update(),this}copy(e,t){return super.copy(e,t),this.object=e.object,this}dispose(){this.geometry.dispose(),this.material.dispose()}constructor(e,t=16776960){let i=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),n=new Float32Array(24),r=new rX;r.setIndex(new rR(i,1)),r.setAttribute("position",new rR(n,3)),super(r,new lH({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}}class dM extends lJ{updateMatrixWorld(e){let t=this.box;t.isEmpty()||(t.getCenter(this.position),t.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(e))}dispose(){this.geometry.dispose(),this.material.dispose()}constructor(e,t=16776960){let i=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),n=new rX;n.setIndex(new rR(i,1)),n.setAttribute("position",new rF([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),super(n,new lH({color:t,toneMapped:!1})),this.box=e,this.type="Box3Helper",this.geometry.computeBoundingSphere()}}class dS extends lq{updateMatrixWorld(e){this.position.set(0,0,0),this.scale.set(.5*this.size,.5*this.size,1),this.lookAt(this.plane.normal),this.translateZ(-this.plane.constant),super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()}constructor(e,t=1,i=16776960){let n=new rX;n.setAttribute("position",new rF([1,-1,0,-1,1,0,-1,-1,0,1,1,0,-1,1,0,-1,-1,0,1,-1,0,1,1,0],3)),n.computeBoundingSphere(),super(n,new lH({color:i,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;let r=new rX;r.setAttribute("position",new rF([1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],3)),r.computeBoundingSphere(),this.add(new r9(r,new rM({color:i,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}}let db=new nl;class dT extends rt{setDirection(e){if(e.y>.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{db.set(e.z,0,-e.x).normalize();let t=Math.acos(e.y);this.quaternion.setFromAxisAngle(db,t)}}setLength(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:.2*e,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:.2*t;this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(i,t,i),this.cone.position.y=e,this.cone.updateMatrix()}setColor(e){this.line.material.color.set(e),this.cone.material.color.set(e)}copy(e){return super.copy(e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}constructor(e=new nl(0,0,1),t=new nl(0,0,0),i=1,n=16776960,r=.2*i,a=.2*r){super(),this.type="ArrowHelper",void 0===s&&((s=new rX).setAttribute("position",new rF([0,0,0,0,1,0],3)),(o=new hw(0,.5,1,5,1)).translate(0,-.5,0)),this.position.copy(t),this.line=new lq(s,new lH({color:n,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new r9(o,new rM({color:n,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(i,r,a)}}class dE extends lJ{setColors(e,t,i){let n=new r_,r=this.geometry.attributes.color.array;return n.set(e),n.toArray(r,0),n.toArray(r,3),n.set(t),n.toArray(r,6),n.toArray(r,9),n.set(i),n.toArray(r,12),n.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}constructor(e=1){let t=new rX;t.setAttribute("position",new rF([0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],3)),t.setAttribute("color",new rF([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3)),super(t,new lH({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}}class dw{moveTo(e,t){return this.currentPath=new hS,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,i,n){return this.currentPath.quadraticCurveTo(e,t,i,n),this}bezierCurveTo(e,t,i,n,r,a){return this.currentPath.bezierCurveTo(e,t,i,n,r,a),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){let t,i,n,r,a;let s=hQ.isClockWise,o=this.subPaths;if(0===o.length)return[];let l=[];if(1===o.length)return i=o[0],(n=new hD).curves=i.curves,l.push(n),l;let h=!s(o[0].getPoints());h=e?!h:h;let u=[],c=[],d=[],p=0;c[0]=void 0,d[p]=[];for(let n=0,a=o.length;n<a;n++)t=s(r=(i=o[n]).getPoints()),(t=e?!t:t)?(!h&&c[p]&&p++,c[p]={s:new hD,p:r},c[p].s.curves=i.curves,h&&p++,d[p]=[]):d[p].push({h:i,p:r[0]});if(!c[0])return function(e){let t=[];for(let i=0,n=e.length;i<n;i++){let n=e[i],r=new hD;r.curves=n.curves,t.push(r)}return t}(o);if(c.length>1){let e=!1,t=0;for(let e=0,t=c.length;e<t;e++)u[e]=[];for(let i=0,n=c.length;i<n;i++){let n=d[i];for(let r=0;r<n.length;r++){let a=n[r],s=!0;for(let n=0;n<c.length;n++)(function(e,t){let i=t.length,n=!1;for(let r=i-1,a=0;a<i;r=a++){let i=t[r],s=t[a],o=s.x-i.x,l=s.y-i.y;if(Math.abs(l)>Number.EPSILON){if(l<0&&(i=t[a],o=-o,s=t[r],l=-l),e.y<i.y||e.y>s.y)continue;if(e.y===i.y){if(e.x===i.x)return!0}else{let t=l*(e.x-i.x)-o*(e.y-i.y);if(0===t)return!0;if(t<0)continue;n=!n}}else{if(e.y!==i.y)continue;if(s.x<=e.x&&e.x<=i.x||i.x<=e.x&&e.x<=s.x)return!0}}return n})(a.p,c[n].p)&&(i!==n&&t++,s?(s=!1,u[n].push(a)):e=!0);s&&u[i].push(a)}}t>0&&!1===e&&(d=u)}for(let e=0,t=c.length;e<t;e++){n=c[e].s,l.push(n),a=d[e];for(let e=0,t=a.length;e<t;e++)n.holes.push(a[e].h)}return l}constructor(){this.type="ShapePath",this.color=new r_,this.subPaths=[],this.currentPath=null}}class dA extends ni{get texture(){return this.textures}constructor(e=1,t=1,i=1,n={}){console.warn('THREE.WebGLMultipleRenderTargets has been deprecated and will be removed in r172. Use THREE.WebGLRenderTarget and set the "count" parameter to enable MRT.'),super(e,t,{...n,count:i}),this.isWebGLMultipleRenderTargets=!0}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:l}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=l)}}]);