https://island-hopper.vercel.app/_next/static/chunks/b536a0f1-32ac…?dpl=dpl_AMTjtqfKyEva7FEVRwf8PNz9rAUL

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1,pingpong:function(e,t=1){return t-Math.abs(iO(e,2*t)-t)},smoothstep:function(e,t,i){return e<=t?0:e>=i?1:(e=(e-t)/(i-t))*e*(3-2*e)},smootherstep:function(e,t,i){return e<=t?0:e>=i?1:(e=(e-t)/(i-t))*e*e*(e*(6*e-15)+10)},randInt:function(e,t){return e+Math.floor(Math.random()*(t-e+1))},randFloat:function(e,t){return e+Math.random()*(t-e)},randFloatSpread:function(e){return e*(.5-Math.random())},seededRandom:function(e){void 0!==e&&(iP=e);let t=iP+=1831565813;return t=Math.imul(t^t>>>15,1|t),(((t^=t+Math.imul(t^t>>>7,61|t))^t>>>14)>>>0)/4294967296},degToRad:function(e){return e*iI},radToDeg:function(e){return e*iU},isPowerOfTwo:iB,ceilPowerOfTwo:function(e){return Math.pow(2,Math.ceil(Math.log(e)/Math.LN2))},floorPowerOfTwo:iz,setQuaternionFromProperEuler:function(e,t,i,n,r){let a=Math.cos,s=Math.sin,o=a(i/2),l=s(i/2),h=a((t+n)/2),u=s((t+n)/2),c=a((t-n)/2),d=s((t-n)/2),p=a((n-t)/2),f=s((n-t)/2);switch(r){case"XYX":e.set(o*u,l*c,l*d,o*h);break;case"YZY":e.set(l*d,o*u,l*c,o*h);break;case"ZXZ":e.set(l*c,l*d,o*u,o*h);break;case"XZX":e.set(o*u,l*f,l*p,o*h);break;case"YXY":e.set(l*p,o*u,l*f,o*h);break;case"ZYZ":e.set(l*f,l*p,o*u,o*h);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}},normalize:iH,denormalize:iG};class ik{constructor(e=0,t=0){ik.prototype.isVector2=!0,this.x=e,this.y=t}get width(){return 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(iN(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,t=0){return this.x=e[t],this.y=e[t+1],this}toArray(e=[],t=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}

1rotateAround(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}}class iW{constructor(e,t,i,n,r,a,s,o,l){iW.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)}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(iX.makeScale(e,t)),this}rotate(e){return this.premultiply(iX.makeRotation(-e)),this}translate(e,t){return this.premultiply(iX.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,t=0){for(let i=0;i<9;i++)this.elements[i]=e[i+t];return this}toArray(e=[],t=0){let 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)}}let iX=new iW;function ij(e){for(let t=e.length-1;t>=0;--t)if(e[t]>=65535)return!0;return!1}let iq={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function iY(e,t){return new iq[e](t)}function iZ(e){return document.createElementNS("http://www.w3.org/1999/xhtml",e)}function iJ(){let e=iZ("canvas");return e.style.display="block",e}let iK={};function i$(e){e in iK||(iK[e]=!0,console.warn(e))}let iQ=new iW().set(.8224621,.177538,0,.0331941,.9668058,0,.0170827,.0723974,.9105199),i0=new iW().set(1.2249401,-.2249404,0,-.0420569,1.0420571,0,-.0196376,-.0786361,1.0982735),i1={[tj]:{transfer:tZ,primaries:tK,toReference:e=>e,fromReference:e=>e},[tX]:{transfer:tJ,primaries:tK,toReference:e=>e.convertSRGBToLinear(),fromReference:e=>e.convertLinearToSRGB()},[tY]:{transfer:tZ,primaries:t$,toReference:e=>

1e.applyMatrix3(i0),fromReference:e=>e.applyMatrix3(iQ)},[tq]:{transfer:tJ,primaries:t$,toReference:e=>e.convertSRGBToLinear().applyMatrix3(i0),fromReference:e=>e.applyMatrix3(iQ).convertLinearToSRGB()}},i2=new Set([tj,tY]),i3={enabled:!0,_workingColorSpace:tj,get workingColorSpace(){return this._workingColorSpace},set workingColorSpace(colorSpace){if(!i2.has(colorSpace))throw Error(`Unsupported working color space, "${colorSpace}".`);this._workingColorSpace=colorSpace},convert:function(e,t,i){if(!1===this.enabled||t===i||!t||!i)return e;let n=i1[t].toReference;return(0,i1[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 i1[e].primaries},getTransfer:function(e){return e===tW?tZ:i1[e].transfer}};function i4(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function i5(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}class i6{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=iZ("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=iZ("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*i4(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*i4(t[e]/255)):t[e]=i4(t[e]);return{data:t,width:e.width,height:e.height}}}}let i8=0;class i7{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:i8++}),this.uuid=iD(),this.data=e,this.version=0}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(i9(n[t].image)):e.push(i9(n[t]))}else e=i9(n);i.url=e}return t||(e.images[this.uuid]=i),i}}function i9(e){return"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap?i6.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 ne=0;class nt extends iC{constructor(e=nt.DEFAULT_IMAGE,t=nt.DEFAULT_MAPPING,i=eS,n=eS,r=eC,a=eI,s=ej,o=eD,l=nt.DEFAULT_ANISOTROPY,h=tW){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:ne++}),this.uuid=iD(),this.name="",this.source=new i7(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 ik(0,0),this.repeat=new ik(1,1),this.center=new ik(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new iW,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,"string"==typeof h?this.colorSpace=h:(i$("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=h===tz?tX:tW),this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.needsPMREMUpdate=!1}get image(){return this.source.data}set image(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

1=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)}get encoding(){return i$("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace===tX?tz:tB}set encoding(e){i$("THREE.Texture: Property .encoding has been replaced by .colorSpace."),this.colorSpace=e===tz?tX:tW}}nt.DEFAULT_IMAGE=null,nt.DEFAULT_MAPPING=em,nt.DEFAULT_ANISOTROPY=1;class ni{constructor(e=0,t=0,i=0,n=1){ni.prototype.isVector4=!0,this.x=e,this.y=t,this.z=i,this.w=n}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,r;let a=e.elements,s=a[0],o=a[4],l=a[8],h=a[1],u=a[5],c=a[9],d=a[2],p=a[6],f=a[10];if(.01>Math.abs(o-h)&&.01>Math.abs(l-d)&&.01>Math.abs(c-p)){if(.1>Math.abs(o+h)&&.1>Math.abs(l+d)&&.1>Math.abs(c+p)&&.1>Math.abs(s+u+f-3))return this.set(1,0,0,0),this;t=Math.PI;let e=(s+1)/2,a=(u+1)/2,m=(f+1)/2,g=(o+h)/4,_=(l+d)/4,v=(c+p)/4;return e>a&&e>m?e<.01?(i=0,n=.707106781,r=.707106781):(n=g/(i=Math.sqrt(e)),r=_/i):a>m?a<.01?(i=.707106781,n=0,r=.707106781):(i=g/(n=Math.sqrt(a)),r=v/n):m<.01?(i=.707106781,n=.707106781,r=0):(i=_/(r=Math.sqrt(m)),n=v/r),this.set(i,n,r,t),this}let m=Math.sqrt((p-c)*(p-c)+(l-d)*(l-d)+(h-o)*(h-o));return .001>Math.abs(m)&&(m=1),this.x=(p-c)/m,this.y=(l-d)/m,this.z=(h-o)/m,this.w=Math.acos((s+u+f-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}

1round(){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,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=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}}class nn extends iC{constructor(e=1,t=1,i={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new ni(0,0,e,t),this.scissorTest=!1,this.viewport=new ni(0,0,e,t),void 0!==i.encoding&&(i$("THREE.WebGLRenderTarget: option.encoding has been replaced by option.colorSpace."),i.colorSpace

1=i.encoding===tz?tX:tW),i=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:eC,depthBuffer:!0,stencilBuffer:!1,depthTexture:null,samples:0},i),this.texture=new nt({width:e,height:t,depth:1},i.mapping,i.wrapS,i.wrapT,i.magFilter,i.minFilter,i.format,i.type,i.anisotropy,i.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.flipY=!1,this.texture.generateMipmaps=i.generateMipmaps,this.texture.internalFormat=i.internalFormat,this.depthBuffer=i.depthBuffer,this.stencilBuffer=i.stencilBuffer,this.depthTexture=i.depthTexture,this.samples=i.samples}setSize(e,t,i=1){(this.width!==e||this.height!==t||this.depth!==i)&&(this.width=e,this.height=t,this.depth=i,this.texture.image.width=e,this.texture.image.height=t,this.texture.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.texture=e.texture.clone(),this.texture.isRenderTargetTexture=!0;let t=Object.assign({},e.texture.image);return this.texture.source=new i7(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"})}}class nr extends nn{constructor(e=1,t=1,i={}){super(e,t,i),this.isWebGLRenderTarget=!0}}class na extends nt{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 ns extends nr{constructor(e=1,t=1,i=1,n={}){super(e,t,n),this.isWebGLArrayRenderTarget=!0,this.depth=i,this.texture=new na(null,e,t,i),this.texture.isRenderTargetTexture=!0}}class no extends nt{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 nl extends nr{constructor(e=1,t=1,i=1,n={}){super(e,t,n),this.isWebGL3DRenderTarget=!0,this.depth=i,this.texture=new no(null,e,t,i),this.texture.isRenderTargetTexture=!0}}class nh extends nr{constructor(e=1,t=1,i=1,n={}){super(e,t,n),this.isWebGLMultipleRenderTargets=!0;let r=this.texture;this.texture=[];for(let e=0;e<i;e++)this.texture[e]=r.clone(),this.texture[e].isRenderTargetTexture=!0}setSize(e,t,i=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.texture.length;n<r;n++)this.texture[n].image.width=e,this.texture[n].image.height=t,this.texture[n].image.depth=i;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}copy(e){this.dispose(),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.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,null!==e.depthTexture&&(this.depthTexture=e.depthTexture.clone()),this.texture.length=0;for(let t=0,i=e.texture.length;t<i;t++)this.texture[t]=e.texture[t].clone(),this.texture[t].isRenderTargetTexture=!0;return this}}class nu{constructor(e=0,t=0,i=0,n=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=i,this._w=n}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,t=!0){let 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)>

1Math.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(iN(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=Math.random(),t=Math.sqrt(1-e),i=Math.sqrt(e),n=2*Math.PI*Math.random(),r=2*Math.PI*Math.random();return this.set(t*Math.cos(n),i*Math.sin(r),i*Math.cos(r),t*Math.sin(n))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=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(e=[],t=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}}class nc{constructor(e=0,t=0,i=0){nc.prototype.isVector3=!0,this.x=e,this.y=t,this.z=i}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(np.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(np.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}

1applyQuaternion(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 nd.copy(this).projectOnVector(e),this.sub(nd)}reflect(e){return this.sub(nd.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(iN(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,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=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()-.5)*2,t=Math.random()*Math.PI*2,i=Math.sqrt(1-e**2);return this.x=i*Math.cos(t),this.y=i*Math.sin(t),this.z=e,this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}let nd=new nc,np=new nu;class nf{constructor(e=new nc(Infinity,Infinity,Infinity),t=new nc(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}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(ng.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,i=e.count;t<i;t++)this.expandByPoint(ng.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=ng.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(i),this.max.copy(e).add(i),this}setFromObject(e,t=!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,t=!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,ng):ng.fromBufferAttribute(n,t),ng.applyMatrix4(e.matrixWorld),this.expandByPoint(ng);else void 0!==e.boundingBox?(null===e.boundingBox&&e.computeBoundingBox(),n_.copy(e.boundingBox)):(null===i.boundingBox&&i.computeBoundingBox(),n_.copy(i.boundingBox)),n_.applyM

1atrix4(e.matrixWorld),this.union(n_)}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,ng),ng.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(nT),nE.subVectors(this.max,nT),nv.subVectors(e.a,nT),nx.subVectors(e.b,nT),ny.subVectors(e.c,nT),nM.subVectors(nx,nv),nS.subVectors(ny,nx),nb.subVectors(nv,ny);let t=[0,-nM.z,nM.y,0,-nS.z,nS.y,0,-nb.z,nb.y,nM.z,0,-nM.x,nS.z,0,-nS.x,nb.z,0,-nb.x,-nM.y,nM.x,0,-nS.y,nS.x,0,-nb.y,nb.x,0];return!!(nR(t,nv,nx,ny,nE)&&nR(t=[1,0,0,0,1,0,0,0,1],nv,nx,ny,nE))&&(nw.crossVectors(nM,nS),nR(t=[nw.x,nw.y,nw.z],nv,nx,ny,nE))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,ng).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=.5*this.getSize(ng).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()||(nm[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),nm[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),nm[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),nm[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),nm[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),nm[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),nm[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),nm[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(nm)),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)}}let nm=[new nc,new nc,new nc,new nc,new nc,new nc,new nc,new nc],ng=new nc,n_=new nf,nv=new nc,nx=new nc,ny=new nc,nM=new nc,nS=new nc,nb=new nc,nT=new nc,nE=new nc,nw=new nc,nA=new nc;function nR(e,t,i,n,r){for(let a=0,s=e.length-3;a<=s;a+=3){nA.fromArray(e,a);let s=r.x*Math.abs(nA.x)+r.y*Math.abs(nA.y)+r.z*Math.abs(nA.z),o=t.dot(nA),l=i.dot(nA),h=n.dot(nA);if(Math.max(-Math.max(o,l,h),Math.min(o,l,h))>s)return!1}return!0}let nC=new nf,nL=new nc,nP=new nc;class nI{constructor(e=new nc,t=-1){this.isSphere=!0,this.center=e,this.radius=t}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):nC.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}

1applyMatrix4(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;nL.subVectors(e,this.center);let t=nL.lengthSq();if(t>this.radius*this.radius){let e=Math.sqrt(t),i=(e-this.radius)*.5;this.center.addScaledVector(nL,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):(nP.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(nL.copy(e.center).add(nP)),this.expandByPoint(nL.copy(e.center).sub(nP)))),this}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}let nU=new nc,nD=new nc,nN=new nc,nO=new nc,nF=new nc,nB=new nc,nz=new nc;class nG{constructor(e=new nc,t=new nc(0,0,-1)){this.origin=e,this.direction=t}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,nU)),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=nU.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(nU.copy(this.origin).addScaledVector(this.direction,t),nU.distanceToSquared(e))}distanceSqToSegment(e,t,i,n){let r,a,s,o;nD.copy(e).add(t).multiplyScalar(.5),nN.copy(t).sub(e).normalize(),nO.copy(this.origin).sub(nD);let l=.5*e.distanceTo(t),h=-this.direction.dot(nN),u=nO.dot(this.direction),c=-nO.dot(nN),d=nO.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(nD).addScaledVector(nN,a),s}intersectSphere(e,t){nU.subVectors(e.center,this.origin);let i=nU.dot(this.direction),n=nU.dot(nU)-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,nU)}intersectTriangle(e,t,i,n,r){let a;nF.subVectors(t,e),nB.subVectors(i,e),nz.crossVectors(nF,nB);let s=this.direction.dot(nz);if(s>0){if(n)return null;a=1}else{if(!(s<0))return null;a=-1,s=-s}nO.subVectors(this.origin,e);let o=a*this.direction.dot(nB.crossVectors(nO,nB));if(o<0)return null;let l=a*this.direction.dot(nF.cross(nO));if(l<0||o+l>s)return null;let h=-a*nO.dot(nz);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)}}class nH{constructor(e,t,i,n,r,a,s,o,l,h,u,c,d,p,f,m){nH.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)}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 nH().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/nV.setFromMatrixColumn(e,0).length(),r=1/nV.setFromMatrixColumn(e,1).length(),a=1/nV.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}

1else 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(nW,e,nX)}lookAt(e,t,i){let n=this.elements;return nY.subVectors(e,t),0===nY.lengthSq()&&(nY.z=1),nY.normalize(),nj.crossVectors(i,nY),0===nj.lengthSq()&&(1===Math.abs(i.z)?nY.x+=1e-4:nY.z+=1e-4,nY.normalize(),nj.crossVectors(i,nY)),nj.normalize(),nq.crossVectors(nY,nj),n[0]=nj.x,n[4]=nq.x,n[8]=nY.x,n[1]=nj.y,n[5]=nq.y,n[9]=nY.y,n[2]=nj.z,n[6]=nq.z,n[10]=nY.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],D=n[7],N=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*D,r[8]=a*b+s*A+o*P+l*N,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*D,r[9]=h*b+u*A+c*P+d*N,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*D,r[10]=p*b+f*A+m*P+g*N,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*D,r[11]=_*b+v*A+x*P+y*N,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=nV.set(n[0],n[1],n[2]).length(),a=nV.set(n[4],n[5],n[6]).length(),s=nV.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],nk.copy(this);let o=1/r,l=1/a,h=1/s;return nk.elements[0]*=o,nk.elements[1]*=o,nk.elements[2]*=o,nk.elements[4]*=l,nk.elements[5]*=l,nk.elements[6]*=l,nk.elements[8]*=h,nk.elements[9]*=h,nk.elements[10]*=h,t.setFromRotationMatrix(nk),i.x=r,i.y=a,i.z=s,this}makePerspective(e,t,i,n,r,a,s=iA){let o,l;let h=this.elements;if(s===iA)o=-(a+r)/(a-r),l=-2*a*r/(a-r);else if(s===iR)o=-a/(a-r),l=-a*r/(a-r);else throw Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+s);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]=o,h[14]=l,h[3]=0,h[7]=0,h[11]=-1,h[15]=0,this}

1makeOrthographic(e,t,i,n,r,a,s=iA){let o,l;let h=this.elements,u=1/(t-e),c=1/(i-n),d=1/(a-r);if(s===iA)o=(a+r)*d,l=-2*d;else if(s===iR)o=r*d,l=-1*d;else throw Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+s);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]=l,h[14]=-o,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,t=0){for(let i=0;i<16;i++)this.elements[i]=e[i+t];return this}toArray(e=[],t=0){let 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}}let nV=new nc,nk=new nH,nW=new nc(0,0,0),nX=new nc(1,1,1),nj=new nc,nq=new nc,nY=new nc,nZ=new nH,nJ=new nu;class nK{constructor(e=0,t=0,i=0,n=nK.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=i,this._order=n}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,n=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,t=this._order,i=!0){let 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(iN(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(-iN(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(iN(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(-iN(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(iN(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(-iN(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 nZ.makeRotationFromQuaternion(e),this.setFromRotationMatrix(nZ,t,i)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return nJ.setFromEuler(this),this.setFromQuaternion(nJ,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(e=[],t=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}}nK.DEFAULT_ORDER="XYZ";class n${constructor(){this.mask=1}set(e){this.mask=(1<<e|0)>>>0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return(this.mask&e.mask)!=0}isEnabled(e){return(this.mask&(1<<e|0))!=0}}let nQ=0,n0=new nc,n1=new nu,n2=new nH,n3=new nc,n4=new nc,n5=new nc,n6=new nu,n8=new nc(1,0,0),n7=new nc(0,1,0),n9=new nc(0,0,1),re={type:"added"},rt={type:"removed"};class ri extends iC{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:nQ++}),this.uuid=iD(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=ri.DEFAULT_UP.clone();let e=new nc,t=new nK,i=new nu,n=new nc(1,1,1);t._onChange(function(){i.setFromEuler(t,!1)}),i._onChange(function(){t.setFromQuaternion(i,void 0,!1)}),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:i},scale:{configurable:!0,enumerable:!0,value:n},modelViewMatrix:{value:new nH},normalMatrix:{value:new iW}}),this.matrix=new nH,this.matrixWorld=new nH,this.matrixAutoUpdate=ri.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=ri.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new n$,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}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)}

1setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return n1.setFromAxisAngle(e,t),this.quaternion.multiply(n1),this}rotateOnWorldAxis(e,t){return n1.setFromAxisAngle(e,t),this.quaternion.premultiply(n1),this}rotateX(e){return this.rotateOnAxis(n8,e)}rotateY(e){return this.rotateOnAxis(n7,e)}rotateZ(e){return this.rotateOnAxis(n9,e)}translateOnAxis(e,t){return n0.copy(e).applyQuaternion(this.quaternion),this.position.add(n0.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(n8,e)}translateY(e){return this.translateOnAxis(n7,e)}translateZ(e){return this.translateOnAxis(n9,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(n2.copy(this.matrixWorld).invert())}lookAt(e,t,i){e.isVector3?n3.copy(e):n3.set(e,t,i);let n=this.parent;this.updateWorldMatrix(!0,!1),n4.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?n2.lookAt(n4,n3,this.up):n2.lookAt(n3,n4,this.up),this.quaternion.setFromRotationMatrix(n2),n&&(n2.extractRotation(n.matrixWorld),n1.setFromRotationMatrix(n2),this.quaternion.premultiply(n1.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(re)):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(rt)),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),n2.copy(this.matrixWorld).invert(),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),n2.multiply(e.parent.matrixWorld)),e.applyMatrix4(n2),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,i=[]){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(n4,e,n5),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(n4,n6,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

1),!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,t=!0){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}}ri.DEFAULT_UP=new nc(0,1,0),ri.DEFAULT_MATRIX_AUTO_UPDATE=!0,ri.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;let rn=new nc,rr=new nc,ra=new nc,rs=new nc,ro=new nc,rl=new nc,rh=new nc,ru=new nc,rc=new nc,rd=new nc,rp=!1;class rf{constructor(e=new nc,t=new nc,i=new nc){this.a=e,this.b=t,this.c=i}static getNormal(e,t,i,n){n.subVectors(i,t),rn.subVectors(e,t),n.cross(rn);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){rn.subVectors(n,t),rr.subVectors(i,t),ra.subVectors(e,t);let a=rn.dot(rn),s=rn.dot(rr),o=rn.dot(ra),l=rr.dot(rr),h=rr.dot(ra),u=a*l-s*s;if(0===u)return r.set(0,0,0),null;

1let 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,rs)&&rs.x>=0&&rs.y>=0&&rs.x+rs.y<=1}static getUV(e,t,i,n,r,a,s,o){return!1===rp&&(console.warn("THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation()."),rp=!0),this.getInterpolation(e,t,i,n,r,a,s,o)}static getInterpolation(e,t,i,n,r,a,s,o){return null===this.getBarycoord(e,t,i,n,rs)?(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,rs.x),o.addScaledVector(a,rs.y),o.addScaledVector(s,rs.z),o)}static isFrontFacing(e,t,i,n){return rn.subVectors(i,t),rr.subVectors(e,t),0>rn.cross(rr).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 rn.subVectors(this.c,this.b),rr.subVectors(this.a,this.b),.5*rn.cross(rr).length()}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return rf.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return rf.getBarycoord(e,this.a,this.b,this.c,t)}getUV(e,t,i,n,r){return!1===rp&&(console.warn("THREE.Triangle.getUV() has been renamed to THREE.Triangle.getInterpolation()."),rp=!0),rf.getInterpolation(e,this.a,this.b,this.c,t,i,n,r)}getInterpolation(e,t,i,n,r){return rf.getInterpolation(e,this.a,this.b,this.c,t,i,n,r)}containsPoint(e){return rf.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return rf.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;ro.subVectors(a,r),rl.subVectors(s,r),ru.subVectors(e,r);let o=ro.dot(ru),l=rl.dot(ru);if(o<=0&&l<=0)return t.copy(r);rc.subVectors(e,a);let h=ro.dot(rc),u=rl.dot(rc);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(ro,i);rd.subVectors(e,s);let d=ro.dot(rd),p=rl.dot(rd);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(rl,n);let m=h*p-d*u;if(m<=0&&u-h>=0&&d-p>=0)return rh.subVectors(s,a),n=(u-h)/(u-h+(d-p)),t.copy(a).addScaledVector(rh,n);let g=1/(m+f+c);return i=f*g,n=c*g,t.copy(r).addScaledVector(ro,i).addScaledVector(rl,n)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}let rm={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},rg={h:0,s:0,l:0},r_={h:0,s:0,l:0};function rv(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 rx{constructor(e,t,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,i)}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,t=tX){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,i3.toWorkingColorSpace(this,t),this}setRGB(e,t,i,n=i3.workingColorSpace){return this.r=e,this.g=t,this.b=i,i3.toWorkingColorSpace(this,n),this}setHSL(e,t,i,n=i3.workingColorSpace){if(e=iO(e,1),t=iN(t,0,1),i=iN(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=rv(r,n,e+1/3),this.g=rv(r,n,e),this.b=rv(r,n,e-1/3)}return i3.toWorkingColorSpace(this,n),this}setStyle(e,t=tX){let i;function n(t){void 0!==t&&1>parseFloat(t)&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let r;let a=i[1],s=i[2];switch(a){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,t);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.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,t);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){let n=i[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,t);if(6===r)return this.setHex(parseInt(n,16),t);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=tX){let i=rm[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=i4(e.r),this.g=i4(e.g),this.b=i4(e.b),this}copyLinearToSRGB(e){return this.r=i5(e.r),this.g=i5(e.g),this.b=i5(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=tX){return i3.fromWorkingColorSpace(ry.copy(this),e),65536*Math.round(iN(255*ry.r,0,255))+256*Math.round(iN(255*ry.g,0,255))+Math.round(iN(255*ry.b,0,255))}getHexString(e=tX){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=i3.workingColorSpace){let i,n;i3.fromWorkingColorSpace(ry.copy(this),t);let r=ry.r,a=ry.g,s=ry.b,o=Math.max(r,a,s),l=Math.min(r,a,s),h=(l+o)/2;if(l===o)i=0,n=0;else{let e=o-l;switch(n=h<=.5?e/(o+l):e/(2-o-l),o){case r:i=(a-s)/e+(a<s?6:0);break;case a:i=(s-r)/e+2;break;case s:i=(r-a)/e+4}i/=6}return e.h=i,e.s=n,e.l=h,e}getRGB(e,t=i3.workingColorSpace){return i3.fromWorkingColorSpace(ry.copy(this),t),e.r=ry.r,e.g=ry.g,e.b=ry.b,e}getStyle(e=tX){i3.fromWorkingColorSpace(ry.copy(this),e);let t=ry.r,i=ry.g,n=ry.b;return e!==tX?`color(${e} ${t.toFixed(3)} ${i.toFixed(3)} ${n.toFixed(3)})`:`rgb(${Math.round(255*t)},${Math.round(255*i)},${Math.round(255*n)})`}offsetHSL(e,t,i){return this.getHSL(rg),this.setHSL(rg.h+e,rg.s+t,rg.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(rg),e.getHSL(r_);let i=iF(rg.h,r_.h,t),n=iF(rg.s,r_.s,t),r=iF(rg.l,r_.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,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=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}}let ry=new rx;rx.NAMES=rm;let rM=0;class rS extends iC{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:rM++}),this.uuid=iD(),this.name="",this.type="Material",this.blending=T,this.side=x,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=B,this.blendDst=z,this.blendEquation=C,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new rx(0,0,0),this.blendAlpha=0,this.depthFunc=$,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=ia,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=t0,this.stencilZFail=t0,this.stencilZPass=t0,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(void 0!==e)for(let t in e){let i=e[t];if(void 0===i){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}let n=this[t];if(void 0===n){console.warn(`THREE.Material: '${t}' is not a property of THREE.${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()),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.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!==T&&(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!==B&&(i.blendSrc=this.blendSrc),this.blendDst!==z&&(i.blendDst=this.blendDst),this.blendEquation!==C&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&

1(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!==$&&(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!==ia&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==t0&&(i.stencilFail=this.stencilFail),this.stencilZFail!==t0&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==t0&&(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++}}class rb extends rS{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new rx(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=en,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}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.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}}let rT=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 rE(e){Math.abs(e)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),e=iN(e,-65504,65504),rT.floatView[0]=e;let t=rT.uint32View[0],i=t>>23&511;return rT.baseTable[i]+((8388607&t)>>rT.shiftTable[i])}function rw(e){let t=e>>10;return rT.uint32View[0]=rT.mantissaTable[rT.offsetTable[t]+(1023&e)]+rT.exponentTable[t],rT.floatView[0]}let rA={toHalfFloat:rE,fromHalfFloat:rw},rR=new nc,rC=new ik;class rL{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=im,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.gpuType=eG,this.version=0}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}get updateRange(){return console.warn("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;

1for(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++)rC.fromBufferAttribute(this,t),rC.applyMatrix3(e),this.setXY(t,rC.x,rC.y);else if(3===this.itemSize)for(let t=0,i=this.count;t<i;t++)rR.fromBufferAttribute(this,t),rR.applyMatrix3(e),this.setXYZ(t,rR.x,rR.y,rR.z);return this}applyMatrix4(e){for(let t=0,i=this.count;t<i;t++)rR.fromBufferAttribute(this,t),rR.applyMatrix4(e),this.setXYZ(t,rR.x,rR.y,rR.z);return this}applyNormalMatrix(e){for(let t=0,i=this.count;t<i;t++)rR.fromBufferAttribute(this,t),rR.applyNormalMatrix(e),this.setXYZ(t,rR.x,rR.y,rR.z);return this}transformDirection(e){for(let t=0,i=this.count;t<i;t++)rR.fromBufferAttribute(this,t),rR.transformDirection(e),this.setXYZ(t,rR.x,rR.y,rR.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let i=this.array[e*this.itemSize+t];return this.normalized&&(i=iG(i,this.array)),i}setComponent(e,t,i){return this.normalized&&(i=iH(i,this.array)),this.array[e*this.itemSize+t]=i,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=iG(t,this.array)),t}setX(e,t){return this.normalized&&(t=iH(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=iG(t,this.array)),t}setY(e,t){return this.normalized&&(t=iH(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=iG(t,this.array)),t}setZ(e,t){return this.normalized&&(t=iH(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=iG(t,this.array)),t}setW(e,t){return this.normalized&&(t=iH(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,i){return e*=this.itemSize,this.normalized&&(t=iH(t,this.array),i=iH(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=iH(t,this.array),i=iH(i,this.array),n=iH(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=iH(t,this.array),i=iH(i,this.array),n=iH(n,this.array),r=iH(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!==im&&(e.usage=this.usage),e}}class rP extends rL{constructor(e,t,i){super(new Int8Array(e),t,i)}}class rI extends rL{constructor(e,t,i){super(new Uint8Array(e),t,i)}}class rU extends rL{constructor(e,t,i){super(new Uint8ClampedArray(e),t,i)}}class rD extends rL{constructor(e,t,i){super(new Int16Array(e),t,i)}}class rN extends rL{constructor(e,t,i){super(new Uint16Array(e),t,i)}}class rO extends rL{constructor(e,t,i){super(new Int32Array(e),t,i)}}class rF extends rL{constructor(e,t,i){super(new Uint32Array(e),t,i)}}class rB extends rL{constructor(e,t,i){super(new Uint16Array(e),t,i),this.isFloat16BufferAttribute=!0}getX(e){let t=rw(this.array[e*this.itemSize]);return this.normalized&&(t=iG(t,this.array)),t}setX(e,t){return this.normalized&&(t=iH(t,this.array)),this.array[e*this.itemSize]=rE(t),this}getY(e){let t=rw(this.array[e*this.itemSize+1]);return this.normalized&&(t=iG(t,this.array)),t}setY(e,t){return this.normalized&&(t=iH(t,this.array)),this.array[e*this.itemSize+1]=rE(t),this}getZ(e){let t=rw(this.array[e*this.itemSize+2]);return this.normalized&&(t=iG(t,this.array)),t}setZ(e,t){return this.normalized&&(t=iH(t,this.array)),this.array[e*this.itemSize+2]=rE(t),this}getW(e){let t=rw(this.array[e*this.itemSize+3]);return this.normalized&&(t=iG(t,this.array)),t}setW(e,t){return this.normalized&&(t=iH(t,this.array)),this.array[e*this.itemSize+3]=rE(t),this}setXY(e,t,i){return e*=this.itemSize,this.normalized&&(t=iH(t,this.array),i=iH(i,this.array)),this.array[e+0]=rE(t),this.array[e+1]=rE(i),this}setXYZ(e,t,i,n){return e*=this.itemSize,this.normalized&&(t=iH(t,this.array),i=iH(i,this.array),n=iH(n,this.array)),this.array[e+0]=rE(t),this.array[e+1]=rE(i),this.array[e+2]=rE(n),this}setXYZW(e,t,i,n,r){return e*=this.itemSize,this.normalized&&(t=iH(t,this.array),i=iH(i,this.array),n=iH(n,this.array),r=iH(r,this.array)),this.array[e+0]=rE(t),this.array[e+1]=rE(i),this.array[e+2]=rE(n),this.array[e+3]=rE(r),this}}class rz extends rL{constructor(e,t,i){super(new Float32Array(e),t,i)}}class rG extends rL{constructor(e,t,i){super(new Float64Array(e),t,i)}}let rH=0,rV=new nH,rk=new ri,rW=new nc,rX=new nf,rj=new nf,rq=new nc;class rY extends iC{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:rH++}),this.uuid=iD(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(ij(e)?rF:rN)(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,i=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 iW().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 rV.makeRotationFromQuaternion(e),this.applyMatrix4(rV),this}rotateX(e){return rV.makeRotationX(e),this.applyMatrix4(rV),this}rotateY(e){return rV.makeRotationY(e),this.applyMatrix4(rV),this}rotateZ(e){return rV.makeRotationZ(e),this.applyMatrix4(rV),this}translate(e,t,i){return rV.makeTranslation(e,t,i),this.applyMatrix4(rV),this}scale(e,t,i){return rV.makeScale(e,t,i),this.applyMatrix4(rV),this}lookAt(e){return rk.lookAt(e),rk.updateMatrix(),this.applyMatrix4(rk.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(rW).negate(),this.translate(rW.x,rW.

1y,rW.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 rz(t,3)),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new nf);let e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error('THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box. Alternatively set "mesh.frustumCulled" to "false".',this),this.boundingBox.set(new nc(-1/0,-1/0,-1/0),new nc(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];rX.setFromBufferAttribute(i),this.morphTargetsRelative?(rq.addVectors(this.boundingBox.min,rX.min),this.boundingBox.expandByPoint(rq),rq.addVectors(this.boundingBox.max,rX.max),this.boundingBox.expandByPoint(rq)):(this.boundingBox.expandByPoint(rX.min),this.boundingBox.expandByPoint(rX.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 nI);let e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error('THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere. Alternatively set "mesh.frustumCulled" to "fal

1se".',this),this.boundingSphere.set(new nc,1/0);return}if(e){let i=this.boundingSphere.center;if(rX.setFromBufferAttribute(e),t)for(let e=0,i=t.length;e<i;e++){let i=t[e];rj.setFromBufferAttribute(i),this.morphTargetsRelative?(rq.addVectors(rX.min,rj.min),rX.expandByPoint(rq),rq.addVectors(rX.max,rj.max),rX.expandByPoint(rq)):(rX.expandByPoint(rj.min),rX.expandByPoint(rj.max))}rX.getCenter(i);let n=0;for(let t=0,r=e.count;t<r;t++)rq.fromBufferAttribute(e,t),n=Math.max(n,i.distanceToSquared(rq));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++)rq.fromBufferAttribute(a,t),s&&(rW.fromBufferAttribute(e,t),rq.add(rW)),n=Math.max(n,i.distanceToSquared(rq))}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=e.array,n=t.position.array,r=t.normal.array,a=t.uv.array,s=n.length/3;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new rL(new Float32Array(4*s),4));let o=this.getAttribute("tangent").array,l=[],h=[];for(let e=0;e<s;e++)l[e]=new nc,h[e]=new nc;let u=new nc,c=new nc,d=new nc,p=new ik,f=new ik,m=new ik,g=new nc,_=new nc,v=this.groups;0===v.length&&(v=[{start:0,count:i.length}]);for(let e=0,t=v.length;e<t;++e){let t=v[e],r=t.start,s=t.count;for(let e=r,t=r+s;e<t;e+=3)!function(e,t,i){u.fromArray(n,3*e),c.fromArray(n,3*t),d.fromArray(n,3*i),p.fromArray(a,2*e),f.fromArray(a,2*t),m.fromArray(a,2*i),c.sub(u),d.sub(u),f.sub(p),m.sub(p);let r=1/(f.x*m.y-m.x*f.y);isFinite(r)&&(g.copy(c).multiplyScalar(m.y).addScaledVector(d,-f.y).multiplyScalar(r),_.copy(d).multiplyScalar(f.x).addScaledVector(c,-m.x).multiplyScalar(r),l[e].add(g),l[t].add(g),l[i].add(g),h[e].add(_),h[t].add(_),h[i].add(_))}(i[e+0],i[e+1],i[e+2])}let x=new nc,y=new nc,M=new nc,S=new nc;function b(e){M.fromArray(r,3*e),S.copy(M);let t=l[e];x.copy(t),x.sub(M.multiplyScalar(M.dot(t))).normalize(),y.crossVectors(S,t);let i=y.dot(h[e]);o[4*e]=x.x,o[4*e+1]=x.y,o[4*e+2]=x.z,o[4*e+3]=i<0?-1:1}for(let e=0,t=v.length;e<t;++e){let t=v[e],n=t.start,r=t.count;for(let e=n,t=n+r;e<t;e+=3)b(i[e+0]),b(i[e+1]),b(i[e+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 rL(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 nc,r=new nc,a=new nc,s=new nc,o=new nc,l=new nc,h=new nc,u=new nc;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++)rq.fromBufferAttribute(e,t),rq.normalize(),e.setXYZ(t,rq.x,rq.y,rq.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 rL(a,n,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;let t=new rY,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"}};

1if(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"})}}let rZ=new nH,rJ=new nG,rK=new nI,r$=new nc,rQ=new nc,r0=new nc,r1=new nc,r2=new nc,r3=new nc,r4=new ik,r5=new ik,r6=new ik,r8=new nc,r7=new nc,r9=new nc,ae=new nc,at=new nc;class ai extends ri{constructor(e=new rY,t=new rb){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){let e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){let i=e[t[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=i.length;e<t;e++){let t=i[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}getVertexPosition(e,t){let i=this.geometry,n=i.attributes.position,r=i.morphAttributes.position,a=i.morphTargetsRelative;t.fromBufferAttribute(n,e);let s=this.morphTargetInfluences;if(r&&s){r3.set(0,0,0);for(let i=0,n=r.length;i<n;i++){let n=s[i],o=r[i];0!==n&&(r2.fromBufferAttribute(o,e),a?r3.addScaledVector(r2,n):r3.addScaledVector(r2.sub(t),n))}t.add(r3)}return t}raycast(e,t){let i=this.geometry,n=this.material,r=this.matrixWorld;if(void 0!==n){if(null===i.boundingSphere&&i.computeBoundingSphere(),rK.copy(i.boundingSphere),rK.applyMatrix4(r),rJ.copy(e.ray).recast(e.near),!1===rK.containsPoint(rJ.origin)&&(null===rJ.intersectSphere(rK,r$)||rJ.origin.distanceToSquared(r$)>(e.far-e.near)**2)||(rZ.copy(r).invert(),rJ.copy(e.ray).applyMatrix4(rZ),null!==i.boundingBox&&!1===rJ.intersectsBox(i.boundingBox)))return;this._computeIntersections(e,t,rJ)}}_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=an(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=an(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.pu

1sh(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=an(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=an(this,a,e,i,l,h,u,o,o+1,o+2))&&(n.faceIndex=Math.floor(o/3),t.push(n))}}}}function an(e,t,i,n,r,a,s,o,l,h){e.getVertexPosition(o,rQ),e.getVertexPosition(l,r0),e.getVertexPosition(h,r1);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;at.copy(o),at.applyMatrix4(e.matrixWorld);let l=i.ray.origin.distanceTo(at);return l<i.near||l>i.far?null:{distance:l,point:at.clone(),object:e}}(e,t,i,n,rQ,r0,r1,ae);if(u){r&&(r4.fromBufferAttribute(r,o),r5.fromBufferAttribute(r,l),r6.fromBufferAttribute(r,h),u.uv=rf.getInterpolation(ae,rQ,r0,r1,r4,r5,r6,new ik)),a&&(r4.fromBufferAttribute(a,o),r5.fromBufferAttribute(a,l),r6.fromBufferAttribute(a,h),u.uv1=rf.getInterpolation(ae,rQ,r0,r1,r4,r5,r6,new ik),u.uv2=u.uv1),s&&(r8.fromBufferAttribute(s,o),r7.fromBufferAttribute(s,l),r9.fromBufferAttribute(s,h),u.normal=rf.getInterpolation(ae,rQ,r0,r1,r8,r7,r9,new nc),u.normal.dot(n.direction)>0&&u.normal.multiplyScalar(-1));let e={a:o,b:l,c:h,normal:new nc,materialIndex:0};rf.getNormal(rQ,r0,r1,e.normal),u.face=e}return u}class ar extends rY{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 nc;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;

1t++){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 rz(l,3)),this.setAttribute("normal",new rz(h,3)),this.setAttribute("uv",new rz(u,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new ar(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function aa(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 as(e){let t={};for(let i=0;i<e.length;i++){let n=aa(e[i]);for(let e in n)t[e]=n[e]}return t}function ao(e){return null===e.getRenderTarget()?e.outputColorSpace:i3.workingColorSpace}let al={clone:aa,merge:as};class ah extends rS{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},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)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=aa(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}}class au extends ri{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new nH,this.projectionMatrix=new nH,this.projectionMatrixInverse=new nH,this.coordinateSystem=iA}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)}}class ac extends au{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()}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*iU*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){let e=Math.tan(.5*iI*this.fov);return .5*this.getFilmHeight()/e}

1getEffectiveFOV(){return 2*iU*Math.atan(Math.tan(.5*iI*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}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*iI*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}}class ad extends ri{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)}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===iA)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===iR)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}}class ap extends nt{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}get images(){return this.image}set images(e){this.image=e}}class af extends nr{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;let i={width:e,height:e,depth:1};void 0!==t.encoding&&(i$("THREE.WebGLCubeRenderTarget: option.encoding has been replaced by option.colorSpace."),t.colorSpace=t.encoding===tz?tX:tW),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}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace

1=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;let i={uniforms:{tEquirect:{value:null}},vertexShader:`
2
3				varying vec3 vWorldDirection;
4
5				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
6
7					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
8
9				}
10
11				void main() {
12
13					vWorldDirection = transformDirection( position, modelMatrix );
14
15					#include <begin_vertex>
16					#include <project_vertex>
17
18				}
19			`,fragmentShader:`
20
21				uniform sampler2D tEquirect;
22
23				varying vec3 vWorldDirection;
24
25				#include <common>
26
27				void main() {
28
29					vec3 direction = normalize( vWorldDirection );
30
31					vec2 sampleUV = equirectUv( direction );
32
33					gl_FragColor = texture2D( tEquirect, sampleUV );
34
35				}
36			`},n=new ar(5,5,5),r=new ah({name:"CubemapFromEquirect",uniforms:aa(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:y,blending:b});r.uniforms.tEquirect.value=t;let a=new ai(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)}}let am=new nc,ag=new nc,a_=new iW;class av{constructor(e=new nc(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}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)}}let ax=new nI,ay=new nc;class aM{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]}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,t=iA){let 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===iA)i[5].setComponents(o+s,c+u,m+f,x+v).normalize();else if(t===iR)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)}}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);

36(!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 rY{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 rz(p,3)),this.setAttribute("normal",new rz(f,3)),this.setAttribute("uv",new rz(m,2))}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)}}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	if ( diffuseColor.a < alphaTest ) discard;\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

36( 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 );

36\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	#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",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 );

36\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, 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	#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, 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, 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		}

36 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	}

36\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;

36\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, alph

36aB * 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 >

36 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 );

36\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;

36\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_L

36IGHT_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",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	uniform float morphTargetBaseInfluence;\n	#ifdef MORPHTARGETS_TEXTURE\n		uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\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 );

36\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;

36\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;

36\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 ];

36\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;

36\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	);

36\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 = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n	color *= toneMappingExposure;\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	return color;\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;

36\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;

36\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;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n	#ifdef ENVMAP_TYPE_CUBE\n		vec4 texColor = textureCube( envMap, vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n	#elif defined( ENVMAP_TYPE_CUBE_UV )\n		vec4 texColor = textureCubeUV( envMap, 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	#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	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( 1.0 );\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	#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	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( 1.0 );\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 <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	#include <clipping_planes_fragment>\n	if ( mod( vLineDistance, totalSize ) > dashSize ) {\n		discard;\n	}\n	vec3 outgoingLight = vec3( 0.0 );\n	vec4 diffuseColor = vec4( diffuse, opacity );\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 <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	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( diffuse, opacity );\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 <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	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( diffuse, opacity );\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 <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

36#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	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( diffuse, opacity );\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 <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	#include <clipping_planes_fragment>\n	#include <logdepthbuf_fragment>\n	#include <normal_fragment_begin>\n	#include <normal_fragment_maps>\n	gl_FragColor = vec4( packNormalToRGB( normal ), opacity );\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 <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	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( diffuse, opacity );\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 <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;

36\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	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( diffuse, opacity );\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;

36\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 <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	#include <clipping_planes_fragment>\n	vec4 diffuseColor = vec4( diffuse, opacity );\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 <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	#include <clipping_planes_fragment>\n	vec3 outgoingLight = vec3( 0.0 );\n	vec4 diffuseColor = vec4( diffuse, opacity );\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 <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	#include <clipping_planes_fragment>\n	vec3 outgoingLight = vec3( 0.0 );\n	vec4 diffuseColor = vec4( diffuse, opacity );\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 rx(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new iW},alphaMap:{value:null},alphaMapTransform:{value:new iW},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new iW}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new iW}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new iW}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new iW},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new iW},normalScale:{value:new ik(1,1)}}

36,displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new iW},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new iW}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new iW}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new iW}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new rx(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 rx(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new iW},alphaTest:{value:0},uvTransform:{value:new iW}},sprite:{diffuse:{value:new rx(16777215)},opacity:{value:1},center:{value:new ik(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new iW},alphaMap:{value:null},alphaMapTransform:{value:new iW},alphaTest:{value:0}}},aA={basic:{uniforms:as([aw.common,aw.specularmap,aw.envmap,aw.aomap,aw.lightmap,aw.fog]),vertexShader:aE.meshbasic_vert,fragmentShader:aE.meshbasic_frag},lambert:{uniforms:as([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 rx(0)}}]),vertexShader:aE.meshlambert_vert,fragmentShader:aE.meshlambert_frag},phong:{uniforms:as([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 rx(0)},specular:{value:new rx(1118481)},shininess:{value:30}}]),vertexShader:aE.meshphong_vert,fragmentShader:aE.meshphong_frag},standard:{uniforms:as([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 rx(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:aE.meshphysical_vert,fragmentShader:aE.meshphysical_frag},toon:{uniforms:as([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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iW},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:aE.background_vert,fragmentShader:aE.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1}},vertexShader:aE.backgroundCube_vert,fragmentShader:aE.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:aE.cube_vert,fragmentShader:aE.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:aE.equirect_vert,fragmentShader:aE.equirect_frag},distanceRGBA:{uniforms:as([aw.common,aw.displacementmap,{referencePosition:{value:new nc},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:aE.distanceRGBA_vert,fragmentShader:aE.distanceRGBA_frag},shadow:{uniforms:as([aw.lights,aw.fog,{color:{value:new 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h},setClearColor:function(e,t=1){h.set(e),f(h,u=t)},getClearAlpha:function(){return u},setClearAlpha:function(e){f(h,u=e)},render:function(a,m){let g=!1,_=!0===m.isScene?m.background:null;_&&_.isTexture&&(_=(m.backgroundBlurriness>0?i:t).get(_)),null===_?f(h,u):_&&_.isColor&&(f(_,1),g=!0);let v=e.xr.getEnvironmentBlendMode();"additive"===v?n.buffers.color.setClear(0,0,0,1,s):"alpha-blend"===v&&n.buffers.color.setClear(0,0,0,0,s),(e.autoClear||g)&&e.clear(e.autoClearColor,e.autoClearDepth,e.autoClearStencil),_&&(_.isCubeTexture||_.mapping===ey)?(void 0===l&&((l

36=new ai(new ar(1,1,1),new ah({name:"BackgroundCubeMaterial",uniforms:aa(aA.backgroundCube.uniforms),vertexShader:aA.backgroundCube.vertexShader,fragmentShader:aA.backgroundCube.fragmentShader,side:y,depthTest:!1,depthWrite:!1,fog:!1}))).geometry.deleteAttribute("normal"),l.geometry.deleteAttribute("uv"),l.onBeforeRender=function(e,t,i){this.matrixWorld.copyPosition(i.matrixWorld)},Object.defineProperty(l.material,"envMap",{get:function(){return this.uniforms.envMap.value}}),r.update(l)),l.material.uniforms.envMap.value=_,l.material.uniforms.flipEnvMap.value=_.isCubeTexture&&!1===_.isRenderTargetTexture?-1:1,l.material.uniforms.backgroundBlurriness.value=m.backgroundBlurriness,l.material.uniforms.backgroundIntensity.value=m.backgroundIntensity,l.material.toneMapped=i3.getTransfer(_.colorSpace)!==tJ,(c!==_||d!==_.version||p!==e.toneMapping)&&(l.material.needsUpdate=!0,c=_,d=_.version,p=e.toneMapping),l.layers.enableAll(),a.unshift(l,l.geometry,l.material,0,0,null)):_&&_.isTexture&&(void 0===o&&((o=new ai(new aT(2,2),new ah({name:"BackgroundMaterial",uniforms:aa(aA.background.uniforms),vertexShader:aA.background.vertexShader,fragmentShader:aA.background.fragmentShader,side:x,depthTest:!1,depthWrite:!1,fog:!1}))).geometry.deleteAttribute("normal"),Object.defineProperty(o.material,"map",{get:function(){return this.uniforms.t2D.value}}),r.update(o)),o.material.uniforms.t2D.value=_,o.material.uniforms.backgroundIntensity.value=m.backgroundIntensity,o.material.toneMapped=i3.getTransfer(_.colorSpace)!==tJ,!0===_.matrixAutoUpdate&&_.updateMatrix(),o.material.uniforms.uvTransform.value.copy(_.matrix),(c!==_||d!==_.version||p!==e.toneMapping)&&(o.material.needsUpdate=!0,c=_,d=_.version,p=e.toneMapping),o.layers.enableAll(),a.unshift(o,o.geometry,o.material,0,0,null))}}}function aL(e,t,i,n){let r=e.getParameter(e.MAX_VERTEX_ATTRIBS),a=n.isWebGL2?null:t.get("OES_vertex_array_object"),s=n.isWebGL2||null!==a,o={},l=p(null),h=l,u=!1;function c(t){return n.isWebGL2?e.bindVertexArray(t):a.bindVertexArrayOES(t)}function d(t){return n.isWebGL2?e.deleteVertexArray(t):a.deleteVertexArrayOES(t)}function p(e){let t=[],i=[],n=[];for(let e=0;e<r;e++)t[e]=0,i[e]=0,n[e]=0;return{geometry:null,program:null,wireframe:!1,newAttributes:t,enabledAttributes:i,attributeDivisors:n,object:e,attributes:{},index:null}}function f(){let e=h.newAttributes;for(let t=0,i=e.length;t<i;t++)e[t]=0}function m(e){g(e,0)}function g(i,r){let a=h.newAttributes,s=h.enabledAttributes,o=h.attributeDivisors;a[i]=1,0===s[i]&&(e.enableVertexAttribArray(i),s[i]=1),o[i]!==r&&((n.isWebGL2?e:t.get("ANGLE_instanced_arrays"))[n.isWebGL2?"vertexAttribDivisor":"vertexAttribDivisorANGLE"](i,r),o[i]=r)}function _(){let t=h.newAttributes,i=h.enabledAttributes;for(let n=0,r=i.length;n<r;n++)i[n]!==t[n]&&(e.disableVertexAttribArray(n),i[n]=0)}function v(t,i,n,r,a,s,o){!0===o?e.vertexAttribIPointer(t,i,n,a,s):e.vertexAttribPointer(t,i,n,r,a,s)}function x(){y(),u=!0,h!==l&&c((h=l).object)}function y(){l.geometry=null,l.program=null,l.wireframe=!1}return{setup:function(r,l,d,x,y){let M=!1;if(s){let t=function(t,i,r){let s=!0===r.wireframe,l=o[t.id];void 0===l&&(l={},o[t.id]=l);let h=l[i.id];void 0===h&&(h={},l[i.id]=h);let u=h[s];return void 0===u&&(u=p(n.isWebGL2?e.createVertexArray():a.createVertexArrayOES()),h[s]=u),u}(x,d,l);h!==t&&c((h=t).object),(M=function(e,t,i,n){let r=h.attributes,a=t.attributes,s=0,o=i.getAttributes();for(let t in o)if(o[t].location>=0){let i=r[t],n=a[t];if(void 0===n&&("instanceMatrix"===t&&e.instanceMatrix&&(n=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(n=e.instanceColor)),void 0===i||i.attribute!==n||n&&i.data!==n.data)return!0;s++}return h.attributesNum!==s||h.index!==n}(r,x,d,y))&&function(e,t,i,n){let r={},a=t.attributes,s=0,o=i.getAttributes();for(let t in o)if(o[t].location>=0){let i=a[t];void 0===i&&("instanceMatrix"===t&&e.instanceMatrix&&(i=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(i=e.instanceColor));let n={};n.attribute=i,i&&i.data&&(n.data=i.data),r[t]=n,s++}h.attributes=r,h.attributesNum=s,h.index=n}(r,x,d,y)}else{let e=!0===l.wireframe;

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WebGL2RenderingContext&&"WebGL2RenderingContext"===e.constructor.name,s=void 0!==i.precision?i.precision:"highp",o=r(s);o!==s&&(console.warn("THREE.WebGLRenderer:",s,"not supported, using",o,"instead."),s=o);let l=a||t.has("WEBGL_draw_buffers"),h=!0===i.logarithmicDepthBuffer,u=e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),c=e.getParameter(e.MAX_VERTEX_TEXTURE_IMAGE_UNITS),d=e.getParameter(e.MAX_TEXTURE_SIZE),p=e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),f=e.getParameter(e.MAX_VERTEX_ATTRIBS),m=e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),g=e.getParameter(e.MAX_VARYING_VECTORS),_=e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),v=c>0,x=a||t.has("OES_texture_float"),y=a?e.getParameter(e.MAX_SAMPLES):0;return{isWebGL2:a,drawBuffers:l,getMaxAnisotropy:function(){if(void 0!==n)return n;if(!0===t.has("EXT_texture_filter_anisotropic")){let i=t.get("EXT_texture_filter_anisotropic");n=e.getParameter(i.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else n=0;return n},getMaxPrecision:r,precision:s,logarithmicDepthBuffer:h,maxTextures:u,maxVertexTextures:c,maxTextureSize:d,maxCubemapSize:p,maxAttributes:f,maxVertexUniforms:m,maxVaryings:g,maxFragmentUniforms:_,vertexTextures:v,floatFragmentTextures:x,floatVertexTextures:v&&x,maxSamples:y}}function aU(e){let t=this,i=null,n=0,r=!1,a=!1,s=new av,o=new iW,l={value:null,needsUpdate:!1};function h(e,i,n,r){let a=null!==e?e.length:0,h=null;if(0!==a){if(h=l.value,!0!==r||null===h){let t=n+4*a,r=i.matrixWorldInverse;o.getNormalMatrix(r),(null===h||h.length<t)&&(h=new Float32Array(t));for(let t=0,i=n;t!==a;++t,i+=4)s.copy(e[t]).applyMatrix4(r,o),s.normal.toArray(h,i),h[i+3]=s.constant}l.value=h,l.needsUpdate=!0}return t.numPlanes=a,t.numIntersection=0,h}this.uniform=l,this.numPlanes=0,this.numIntersection=0,this.init=function(e,t){let i=0!==e.length||t||0!==n||r;return 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36,this.setState=function(s,o,u){let c=s.clippingPlanes,d=s.clipIntersection,p=s.clipShadows,f=e.get(s);if(r&&null!==c&&0!==c.length&&(!a||p)){let e=a?0:n,t=4*e,r=f.clippingState||null;l.value=r,r=h(c,o,t,u);for(let e=0;e!==t;++e)r[e]=i[e];f.clippingState=r,this.numIntersection=d?this.numPlanes:0,this.numPlanes+=e}else a?h(null):(l.value!==i&&(l.value=i,l.needsUpdate=n>0),t.numPlanes=n,t.numIntersection=0)}}function aD(e){let t=new WeakMap;function i(e,t){return t===ev?e.mapping=eg:t===ex&&(e.mapping=e_),e}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 a=r.mapping;if(a===ev||a===ex){if(t.has(r))return i(t.get(r).texture,r.mapping);{let a=r.image;if(!a||!(a.height>0))return null;{let s=new af(a.height/2);return s.fromEquirectangularTexture(e,r),t.set(r,s),r.addEventListener("dispose",n),i(s.texture,r.mapping)}}}}return r},dispose:function(){t=new WeakMap}}}class aN extends au{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()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=null===e.view?null:Object.assign({},e.view),this}setViewOffset(e,t,i,n,r,a){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.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}}let aO=[.125,.215,.35,.446,.526,.582],aF=new aN,aB=new rx,az=null,aG=0,aH=0,aV=(1+Math.sqrt(5))/2,ak=1/aV,aW=[new nc(1,1,1),new nc(-1,1,1),new nc(1,1,-1),new nc(-1,1,-1),new nc(0,aV,ak),new nc(0,aV,-ak),new nc(ak,0,aV),new nc(-ak,0,aV),new nc(aV,ak,0),new nc(-aV,ak,0)];class aX{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)}fromScene(e,t=0,i=.1,n=100){az=this._renderer.getRenderTarget(),aG=this._renderer.getActiveCubeFace(),aH=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,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=aZ(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=aY(),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(az,aG,aH),e.scissorTest=!1,aq(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),az=this._renderer.getRenderTarget(),aG=this._renderer.getActiveCubeFace(),aH=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:tj,depthBuffer:!1},n=aj(e,t,i);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=aj(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+aO.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=aO[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 rY;m.setAttribute("position",new rL(d,3)),m.setAttribute("uv",new rL(p,2)),m.setAttribute("faceIndex",new rL(f,1)),t.push(m),r>4&&r--}return{lodPlanes:t,sizeLods:i,sigmas:n}}(n)),this._blurMaterial=new ah({name:"SphericalGaussianBlur",defines:{n:20,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${n}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:new Float32Array(20)},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:new nc(0,1,0)}},vertexShader:aJ(),fragmentShader:`
37
38			precision mediump float;
39			precision mediump int;
40
41			varying vec3 vOutputDirection;
42
43			uniform sampler2D envMap;
44			uniform int samples;
45			uniform float weights[ n ];
46			uniform bool latitudinal;
47			uniform float dTheta;
48			uniform float mipInt;
49			uniform vec3 poleAxis;
50
51			#define ENVMAP_TYPE_CUBE_UV
52			#include <cube_uv_reflection_fragment>
53
54			vec3 getSample( float theta, vec3 axis ) {
55
56				float cosTheta = cos( theta );
57				// Rodrigues' axis-angle rotation
58				vec3 sampleDirection = vOutputDirection * cosTheta
59					+ cross( axis, vOutputDirection ) * sin( theta )
60					+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );
61
62				return bilinearCubeUV( envMap, sampleDirection, mipInt );
63
64			}
65
66			void main() {
67
68				vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );
69
70				if ( all( equal( axis, vec3( 0.0 ) ) ) ) {
71
72					axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );
73
74				}
75
76				axis = normalize( axis );
77
78				gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );
79				gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );
80
81				for ( int i = 1; i < n; i++ ) {
82
83					if ( i >= samples ) {
84
85						break;
86
87					}
88
89					float theta = dTheta * float( i );
90					gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );
91					gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );
92
93				}
94
95			}
96		`,blending:b,depthTest:!1,depthWrite:!1})}return n}_compileMaterial(e){let t=new ai(this._lodPlanes[0],e);this._renderer.compile(t,aF)}_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(aB),o.toneMapping=es,o.autoClear=!1;

96let u=new rb({name:"PMREM.Background",side:y,depthWrite:!1,depthTest:!1}),c=new ai(new ar,u),d=!1,p=e.background;p?p.isColor&&(u.color.copy(p),e.background=null,d=!0):(u.color.copy(aB),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;aq(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=aZ()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=aY());let r=n?this._cubemapMaterial:this._equirectMaterial,a=new ai(this._lodPlanes[0],r);r.uniforms.envMap.value=e;let s=this._cubeSize;aq(t,0,0,3*s,2*s),i.setRenderTarget(t),i.render(a,aF)}_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=aW[(t-1)%aW.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 ai(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, ${r}, is too large and will clip, as it requested ${f} samples when the maximum is set to 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);aq(t,3*v*(n>_-4?n-_+4:0),x,3*v,2*v),o.setRenderTarget(t),o.render(h,aF)}}function aj(e,t,i){let n=new nr(e,t,i);return n.texture.mapping=ey,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function aq(e,t,i,n,r){e.viewport.set(t,i,n,r),e.scissor.set(t,i,n,r)}function aY(){return new ah({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:aJ(),fragmentShader:`
97
98			precision mediump float;
99			precision mediump int;
100
101			varying vec3 vOutputDirection;
102
103			uniform sampler2D envMap;
104
105			#include <common>
106
107			void main() {
108
109				vec3 outputDirection = normalize( vOutputDirection );
110				vec2 uv = equirectUv( outputDirection );
111
112				gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );
113
114			}
115		`,blending:b,depthTest:!1,depthWrite:!1})}function aZ(){return new ah({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:aJ(),fragmentShader:`
116
117			precision mediump float;
118			precision mediump int;
119
120			uniform float flipEnvMap;
121
122			varying vec3 vOutputDirection;
123
124			uniform samplerCube envMap;
125
126			void main() {
127
128				gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );
129
130			}
131		`,blending:b,depthTest:!1,depthWrite:!1})}function aJ(){return`
132
133		precision mediump float;
134		precision mediump int;
135
136		attribute float faceIndex;
137
138		varying vec3 vOutputDirection;
139
140		// RH coordinate system; PMREM face-indexing convention
141		vec3 getDirection( vec2 uv, float face ) {
142
143			uv = 2.0 * uv - 1.0;
144
145			vec3 direction = vec3( uv, 1.0 );
146
147			if ( face == 0.0 ) {
148
149				direction = direction.zyx; // ( 1, v, u ) pos x
150
151			} else if ( face == 1.0 ) {
152
153				direction = direction.xzy;
154				direction.xz *= -1.0; // ( -u, 1, -v ) pos y
155
156			} else if ( face == 2.0 ) {
157
158				direction.x *= -1.0; // ( -u, v, 1 ) pos z
159
160			} else if ( face == 3.0 ) {
161
162				direction = direction.zyx;
163				direction.xz *= -1.0; // ( -1, v, -u ) neg x
164
165			} else if ( face == 4.0 ) {
166
167				direction = direction.xzy;
168				direction.xy *= -1.0; // ( -u, -1, v ) neg y
169
170			} else if ( face == 5.0 ) {
171
172				direction.z *= -1.0; // ( u, v, -1 ) neg z
173
174			}
175
176			return direction;
177
178		}
179
180		void main() {
181
182			vOutputDirection = getDirection( uv, faceIndex );
183			gl_Position = vec4( position, 1.0 );
184
185		}
186	`}function aK(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 a=r.mapping,s=a===ev||a===ex,o=a===eg||a===e_;if(s||o){if(r.isRenderTargetTexture&&!0===r.needsPMREMUpdate){r.needsPMREMUpdate=!1;let n=t.get(r);return null===i&&(i=new aX(e)),n=s?i.fromEquirectangular(r,n):i.fromCubemap(r,n),t.set(r,n),n.texture}if(t.has(r))return t.get(r).texture;{let a=r.image;if(!(s&&a&&a.height>0||o&&a&&function(e){let t=0;for(let i=0;i<6;i++)void 0!==e[i]&&t++;return 6===t}(a)))return null;{null===i&&(i=new aX(e));let a=s?i.fromEquirectangular(r):i.fromCubemap(r);return t.set(r,a),r.addEventListener("dispose",n),a.texture}}}}return r},dispose:function(){t=new WeakMap,null!==i&&(i.dispose(),i=null)}}}function a$(e){let t={};function i(i){let n;if(void 0!==t[i])return t[i];switch(i){case"WEBGL_depth_texture":n=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":n=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":n=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":n=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:n=e.getExtension(i)}return t[i]=n,n}return{has:function(e){return null!==i(e)},init:function(e){e.isWebGL2?(i("EXT_color_buffer_float"),i("WEBGL_clip_cull_distance")):(i("WEBGL_depth_texture"),i("OES_texture_float"),i("OES_texture_half_float"),i("OES_texture_half_float_linear"),i("OES_standard_derivatives"),i("OES_element_index_uint"),i("OES_vertex_array_object"),i("ANGLE_instanced_arrays")),i("OES_texture_float_linear"),i("EXT_color_buffer_half_float"),i("WEBGL_multisampled_render_to_texture")},get:function(e){let t=i(e);return null===t&&console.warn("THREE.WebGLRenderer: "+e+" extension not supported."),t}}}function aQ(e,t,i,n){let r={},a=new WeakMap;function s(e){let o=e.target;for(let e in null!==o.index&&t.remove(o.index),o.attributes)t.remove(o.attributes[e]);for(let e in o.morphAttributes){let i=o.morphAttributes[e];for(let e=0,n=i.length;e<n;e++)t.remove(i[e])}o.removeEventListener("dispose",s),delete r[o.id];let l=a.get(o);l&&(t.remove(l),a.delete(o)),n.releaseStatesOfGeometry(o),!0===o.isInstancedBufferGeometry&&delete o._maxInstanceCount,i.memory.geometries--}function o(e){let i=[],n=e.index,r=e.attributes.position,s=0;if(null!==n){let e=n.array;s=n.version;for(let t=0,n=e.length;t<n;t+=3){let n=e[t+0],r=e[t+1],a=e[t+2];i.push(n,r,r,a,a,n)}}else{if(void 0===r)return;let e=r.array;s=r.version;for(let t=0,n=e.length/3-1;t<n;t+=3){let e=t+0,n=t+1,r=t+2;i.push(e,n,n,r,r,e)}}let o=new(ij(i)?rF:rN)(i,1);o.version=s;let l=a.get(e);l&&t.remove(l),a.set(e,o)}return{get:function(e,t){return!0===r[t.id]||(t.addEventListener("dispose",s),r[t.id]=!0,i.memory.geometries++),t},update:function(i){let n=i.attributes;for(let i in n)t.update(n[i],e.ARRAY_BUFFER);let r=i.morphAttributes;for(let i in r){let n=r[i];for(let i=0,r=n.length;i<r;i++)t.update(n[i],e.ARRAY_BUFFER)}},getWireframeAttribute:function(e){let t=a.get(e);if(t){let i=e.index;null!==i&&t.version<i.version&&o(e)}else o(e);return a.get(e)}}}function a0(e,t,i,n){let r,a,s;

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186function oh(e,t,i,n,r,a,s){let o=new n$,l=new oo,h=[],u=r.isWebGL2,c=r.logarithmicDepthBuffer,d=r.vertexTextures,p=r.precision,f={MeshDepthMaterial:"depth",MeshDistanceMaterial:"distanceRGBA",MeshNormalMaterial:"normal",MeshBasicMaterial:"basic",MeshLambertMaterial:"lambert",MeshPhongMaterial:"phong",MeshToonMaterial:"toon",MeshStandardMaterial:"physical",MeshPhysicalMaterial:"physical",MeshMatcapMaterial:"matcap",LineBasicMaterial:"basic",LineDashedMaterial:"dashed",PointsMaterial:"points",ShadowMaterial:"shadow",SpriteMaterial:"sprite"};function m(e){return 0===e?"uv":`uv${e}`}return{getParameters:function(a,o,h,g,_){let v,x,S,b;let E=g.fog,w=_.geometry,A=a.isMeshStandardMaterial?g.environment:null,R=(a.isMeshStandardMaterial?i:t).get(a.envMap||A),C=R&&R.mapping===ey?R.image.height:null,L=f[a.type];null!==a.precision&&(p=r.getMaxPrecision(a.precision))!==a.precision&&console.warn("THREE.WebGLProgram.getParameters:",a.precision,"not supported, using",p,"instead.");let P=w.morphAttributes.position||w.morphAttributes.normal||w.morphAttributes.color,I=void 0!==P?P.length:0,U=0;if(void 0!==w.morphAttributes.position&&(U=1),void 0!==w.morphAttributes.normal&&(U=2),void 0!==w.morphAttributes.color&&(U=3),L){let e=aA[L];v=e.vertexShader,x=e.fragmentShader}else v=a.vertexShader,x=a.fragmentShader,l.update(a),S=l.getVertexShaderID(a),b=l.getFragmentShaderID(a);let D=e.getRenderTarget(),N=!0===_.isInstancedMesh,O=!0===_.isBatchedMesh,F=!!a.map,B=!!a.matcap,z=!!R,G=!!a.aoMap,H=!!a.lightMap,V=!!a.bumpMap,k=!!a.normalMap,W=!!a.displacementMap,X=!!a.emissiveMap,j=!!a.metalnessMap,q=!!a.roughnessMap,Y=a.anisotropy>0,Z=a.clearcoat>0,J=a.iridescence>0,K=a.sheen>0,$=a.transmission>0,Q=Y&&!!a.anisotropyMap,ee=Z&&!!a.clearcoatMap,et=Z&&!!a.clearcoatNormalMap,ei=Z&&!!a.clearcoatRoughnessMap,en=J&&!!a.iridescenceMap,er=J&&!!a.iridescenceThicknessMap,ea=K&&!!a.sheenColorMap,eo=K&&!!a.sheenRoughnessMap,el=!!a.specularMap,eh=!!a.specularColorMap,eu=!!a.specularIntensityMap,ec=$&&!!a.transmissionMap,ed=$&&!!a.thicknessMap,ep=!!a.gradientMap,ef=!!a.alphaMap,em=a.alphaTest>0,eg=!!a.alphaHash,e_=!!a.extensions,ev=!!w.attributes.uv1,ex=!!w.attributes.uv2,eM=!!w.attributes.uv3,eS=es;return a.toneMapped&&(null===D||!0===D.isXRRenderTarget)&&(eS=e.toneMapping),{isWebGL2:u,shaderID:L,shaderType:a.type,shaderName:a.name,vertexShader:v,fragmentShader:x,defines:a.defines,customVertexShaderID:S,customFragmentShaderID:b,isRawShaderMaterial:!0===a.isRawShaderMaterial,glslVersion:a.glslVersion,precision:p,batching:O,instancing:N,instancingColor:N&&null!==_.instanceColor,supportsVertexTextures:d,outputColorSpace:null===D?e.outputColorSpace:!0===D.isXRRenderTarget?D.texture.colorSpace:tj,map:F,matcap:B,envMap:z,envMapMode:z&&R.mapping,envMapCubeUVHeight:C,aoMap:G,lightMap:H,bumpMap:V,normalMap:k,displacementMap:d&&W,emissiveMap:X,normalMapObjectSpace:k&&a.normalMapType===tk,normalMapTangentSpace:k&&a.normalMapType===tV,metalnessMap:j,roughnessMap:q,anisotropy:Y,anisotropyMap:Q,clearcoat:Z,clearcoatMap:ee,clearcoatNormalMap:et,clearcoatRoughnessMap:ei,iridescence:J,iridescenceMap:en,iridescenceThicknessMap:er,sheen:K,sheenColorMap:ea,sheenRoughnessMap:eo,specularMap:el,specularColorMap:eh,specularIntensityMap:eu,transmission:$,transmissionMap:ec,thicknessMap:ed,gradientMap:ep,opaque:!1===a.transparent&&a.blending===T,alphaMap:ef,alphaTest:em,alphaHash:eg,combine:a.combine,mapUv:F&&m(a.map.channel),aoMapUv:G&&m(a.aoMap.channel),lightMapUv:H&&m(a.lightMap.channel),bumpMapUv:V&&m(a.bumpMap.channel),normalMapUv:k&&m(a.normalMap.channel),displacementMapUv:W&&m(a.displacementMap.channel),emissiveMapUv:X&&m(a.emissiveMap.channel),metalnessMapUv:j&&m(a.metalnessMap.channel),roughnessMapUv:q&&m(a.roughnessMap.channel),anisotropyMapUv:Q&&m(a.anisotropyMap.channel),clearcoatMapUv:ee&&m(a.clearcoatMap.channel),clearcoatNormalMapUv:et&&m(a.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:ei&&m(a.clearcoatRoughnessMap.channel),iridescenceMapUv:en&&m(a.iridescenceMap.channel),iridescenceThicknessMapUv:er&&m(a.iridescenceThicknessMap.channel),sheenColorMapUv:ea&&m(a.sheenColorMap.channel),sheenRoughnessMapUv:eo&&m(a.sheenRoughnessMap.channel),specularMapUv:el&&m(a.specularMap.channel),specularColorMapUv:eh&&m(a.specularColorMap.channel),specularIntensityMapUv:eu&&m(a.specularIntensityMap.channel),transmissionMapUv:ec&&m(a.transmissionMap.channel),thicknessMapUv:ed&&m(a.thicknessMap.channel),alphaMapUv:ef&&m(a.alphaMap.channel),vertexTangents:!!w.attributes.tangent&&(k||Y),vertexColors:a.vertexColors,vertexAlphas:!0===a.vertexColors&&!!w.attributes.color&&4===w.attributes.color.itemSize,vertexUv1s:ev,vertexUv2s:ex,vertexUv3s:eM,pointsUvs:!0===_.isPoints&&!!w.attributes.uv&&(F||ef),fog:!!E,useFog:!0===a.fog,fogExp2:E&&E.isFogExp2,flatShading:!0===a.flatShading,sizeAttenuation:!0===a.sizeAttenuation,logarithmicDepthBuffer:c,skinning:!0===_.isSkinnedMesh,morphTargets:void 0!==w.morphAttributes.position,morphNormals:void 0!==w.morphAttributes.normal,morphColors:void 0!==w.morphAttributes.color,morphTargetsCount:I,morphTextureStride:U,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&&h.length>0,shadowMapType:e.shadowMap.type,toneMapping:eS,useLegacyLights:e._useLegacyLights,decodeVideoTexture:F&&!0===a.map.isVideoTexture&&i3.getTransfer(a.map.colorSpace)===tJ,premultipliedAlpha:a.premultipliedAlpha,doubleSided:a.side===M,flipSided:a.side===y,useDepthPacking:a.depthPacking>=0,depthPacking:a.depthPacking||0,index0AttributeName:a.index0AttributeName,extensionDerivatives:e_&&!0===a.extensions.derivatives,extensionFragDepth:e_&&!0===a.extensions.fragDepth,extensionDrawBuffers:e_&&!0===a.extensions.drawBuffers,extensionShaderTextureLOD:e_&&!0===a.extensions.shaderTextureLOD,extensionCl

186ipCullDistance:e_&&a.extensions.clipCullDistance&&n.has("WEBGL_clip_cull_distance"),rendererExtensionFragDepth:u||n.has("EXT_frag_depth"),rendererExtensionDrawBuffers:u||n.has("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:u||n.has("EXT_shader_texture_lod"),rendererExtensionParallelShaderCompile:n.has("KHR_parallel_shader_compile"),customProgramCacheKey:a.customProgramCacheKey()}},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.matcap&&o.enable(4),t.envMap&&o.enable(5),t.normalMapObjectSpace&&o.enable(6),t.normalMapTangentSpace&&o.enable(7),t.clearcoat&&o.enable(8),t.iridescence&&o.enable(9),t.alphaTest&&o.enable(10),t.vertexColors&&o.enable(11),t.vertexAlphas&&o.enable(12),t.vertexUv1s&&o.enable(13),t.vertexUv2s&&o.enable(14),t.vertexUv3s&&o.enable(15),t.vertexTangents&&o.enable(16),t.anisotropy&&o.enable(17),t.alphaHash&&o.enable(18),t.batching&&o.enable(19),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),i.push(o.mask),i.push(e.outputColorSpace)),i.push(t.customProgramCacheKey),i.join()},getUniforms:function(e){let t;let i=f[e.type];if(i){let e=aA[i];t=al.clone(e.uniforms)}else t=e.uniforms;return t},acquireProgram:function(t,i){let n;for(let e=0,t=h.length;e<t;e++){let t=h[e];if(t.cacheKey===i){n=t,++n.usedTimes;break}}return void 0===n&&(n=new oa(e,i,t,a),h.push(n)),n},releaseProgram:function(e){if(0==--e.usedTimes){let t=h.indexOf(e);h[t]=h[h.length-1],h.pop(),e.destroy()}},releaseShaderCache:function(e){l.remove(e)},programs:h,dispose:function(){l.dispose()}}}function ou(){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 oc(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 od(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 op(){let e=[],t=0,i=[],n=[],r=[];function a(i,n,r,a,s,o){let l=e[t];

186return 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||oc),n.length>1&&n.sort(t||od),r.length>1&&r.sort(t||od)}}}function of(){let e=new WeakMap;return{get:function(t,i){let n;let r=e.get(t);return void 0===r?(n=new op,e.set(t,[n])):i>=r.length?(n=new op,r.push(n)):n=r[i],n},dispose:function(){e=new WeakMap}}}function om(){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 nc,color:new rx};break;case"SpotLight":i={position:new nc,direction:new nc,color:new rx,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":i={position:new nc,color:new rx,distance:0,decay:0};break;case"HemisphereLight":i={direction:new nc,skyColor:new rx,groundColor:new rx};break;case"RectAreaLight":i={color:new rx,position:new nc,halfWidth:new nc,halfHeight:new nc}}return e[t.id]=i,i}}}let og=0;function o_(e,t){return(t.castShadow?2:0)-(e.castShadow?2:0)+(t.map?1:0)-(e.map?1:0)}function ov(e,t){let i=new om,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 ik};break;case"PointLight":i={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new ik,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 nc);let a=new nc,s=new nH,o=new nH;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(o_);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

186]=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=og++)},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 if(d.isHemisphereLight){let e=r.hemi[u];e.direction.setFromMatrixPosition(d.matrixWorld),e.direction.transformDirection(c),u++}}},state:r}}function ox(e,t){let i=new ov(e,t),n=[],r=[];return{init:function(){n.length=0,r.length=0},state:{lightsArray:n,shadowsArray:r,lights:i},setupLights:function(e){i.setup(n,e)},setupLightsView:function(e){i.setupView(n,e)},pushLight:function(e){n.push(e)},pushShadow:function(e){r.push(e)}}}function oy(e,t){let i=new WeakMap;return{get:function(n,r=0){let a;let s=i.get(n);return void 0===s?(a=new ox(e,t),i.set(n,[a])):r>=s.length?(a=new ox(e,t),s.push(a)):a=s[r],a},dispose:function(){i=new WeakMap}}}class oM extends rS{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=tG,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}class oS extends rS{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}function ob(e,t,i){let n=new aM,r=new ik,a=new ik,s=new ni,o=new oM({depthPacking:tH}),l=new oS,h={},u=i.maxTextureSize,c={[x]:y,[y]:x,[M]:M}

186,d=new ah({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new ik},radius:{value:4}},vertexShader:"void main() {\n	gl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n	const float samples = float( VSM_SAMPLES );\n	float mean = 0.0;\n	float squared_mean = 0.0;\n	float uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );\n	float uvStart = samples <= 1.0 ? 0.0 : - 1.0;\n	for ( float i = 0.0; i < samples; i ++ ) {\n		float uvOffset = uvStart + i * uvStride;\n		#ifdef HORIZONTAL_PASS\n			vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );\n			mean += distribution.x;\n			squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n		#else\n			float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );\n			mean += depth;\n			squared_mean += depth * depth;\n		#endif\n	}\n	mean = mean / samples;\n	squared_mean = squared_mean / samples;\n	float std_dev = sqrt( squared_mean - mean * mean );\n	gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),p=d.clone();p.defines.HORIZONTAL_PASS=1;let f=new rY;f.setAttribute("position",new rL(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));let m=new ai(f,d),_=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=g;let S=this.type;function T(t,i,n,r){let a=null,s=!0===n.isPointLight?t.customDistanceMaterial:t.customDepthMaterial;if(void 0!==s)a=s;else if(a=!0===n.isPointLight?l:o,e.localClippingEnabled&&!0===i.clipShadows&&Array.isArray(i.clippingPlanes)&&0!==i.clippingPlanes.length||i.displacementMap&&0!==i.displacementScale||i.alphaMap&&i.alphaTest>0||i.map&&i.alphaTest>0){let e=a.uuid,t=i.uuid,n=h[e];void 0===n&&(n={},h[e]=n);let r=n[t];void 0===r&&(r=a.clone(),n[t]=r,i.addEventListener("dispose",E)),a=r}return a.visible=i.visible,a.wireframe=i.wireframe,r===v?a.side=null!==i.shadowSide?i.shadowSide:i.side:a.side=null!==i.shadowSide?i.shadowSide:c[i.side],a.alphaMap=i.alphaMap,a.alphaTest=i.alphaTest,a.map=i.map,a.clipShadows=i.clipShadows,a.clippingPlanes=i.clippingPlanes,a.clipIntersection=i.clipIntersection,a.displacementMap=i.displacementMap,a.displacementScale=i.displacementScale,a.displacementBias=i.displacementBias,a.wireframeLinewidth=i.wireframeLinewidth,a.linewidth=i.linewidth,!0===n.isPointLight&&!0===a.isMeshDistanceMaterial&&(e.properties.get(a).light=n),a}function E(e){for(let t in e.target.removeEventListener("dispose",E),h){let i=h[t],n=e.target.uuid;n in i&&(i[n].dispose(),delete i[n])}}this.render=function(i,o,l){if(!1===_.enabled||!1===_.autoUpdate&&!1===_.needsUpdate||0===i.length)return;let h=e.getRenderTarget(),c=e.getActiveCubeFace(),f=e.getActiveMipmapLevel(),g=e.state;g.setBlending(b),g.buffers.color.setClear(1,1,1,1),g.buffers.depth.setTest(!0),g.setScissorTest(!1);let x=S!==v&&this.type===v,y=S===v&&this.type!==v;for(let h=0,c=i.length;h<c;h++){let c=i[h],f=c.shadow;if(void 0===f){console.warn("THREE.WebGLShadowMap:",c,"has no shadow.");continue}if(!1===f.autoUpdate&&!1===f.needsUpdate)continue;r.copy(f.mapSize);let _=f.getFrameExtents();if(r.multiply(_),a.copy(f.mapSize),(r.x>u||r.y>u)&&(r.x>u&&(a.x=Math.floor(u/_.x),r.x=a.x*_.x,f.mapSize.x=a.x),r.y>u&&(a.y=Math.floor(u/_.y),r.y=a.y*_.y,f.mapSize.y=a.y)),null===f.map||!0===x||!0===y){let e=this.type!==v?{minFilter:eT,magFilter:eT}:{};null!==f.map&&f.map.dispose(),f.map=new nr(r.x,r.y,e),f.map.texture.name=c.name+".shadowMap",f.camera.updateProjectionMatrix()}e.setRenderTarget(f.map),e.clear();let M=f.getViewportCount();for(let i=0;i<M;i++){let r=f.getViewport(i);s.set(a.x*r.x,a.y*r.y,a.x*r.z,a.y*r.w),g.viewport(s),f.updateMatrices(c,i),n=f.getFrustum(),function i(r,a,s,o,l){if(!1===r.visible)return;if(r.layers.test(a.layers)&&(r.isMesh||r.isLine||r.isPoints)&&(r.castShadow||r.receiveShadow&&l===v)&&(!r.frustumCulled||n.intersectsObject(r))){r.modelViewMatrix.multiplyMatrices(s.matrixWorldInverse,r.matrixWorld);let i=t.update(r),n=r.material;if(Array.isArray(n)){let t=i.groups;for(let h=0,u=t.length;h<u;h++){let u=t[h],c=n[u.materialIndex];if(c&&c.visible){let t=T(r,c,o,l);r.onBeforeShadow(e,r,a,s,i,t,u),e.renderBufferDirect(s,null,i,t,r,u),r.onAfterShadow(e,r,a,s,i,t,u)}}}else if(n.visible){let t=T(r,n,o,l);r.onBeforeShadow(e,r,a,s,i,t,null),e.renderBufferDirect(s,null,i,t,r,null),r.onAfterShadow(e,r,a,s,i,t,null)}}let h=r.children;for(let e=0,t=h.length;e<t;e++)i(h[e],a,s,o,l)}(o,l,f.camera,c,this.type)}!0!==f.isPointLightShadow&&this.type===v&&function(i,n){let a=t.update(m);d.defines.VSM_SAMPLES!==i.blurSamples&&(d.defines.VSM_SAMPLES=i.blurSamples,p.defines.VSM_SAMPLES=i.blurSamples,d.needsUpdate=!0,p.needsUpdate=!0),null===i.mapPass&&(i.mapPass=new nr(r.x,r.y)),d.uniforms.shadow_pass.value=i.map.texture,d.uniforms.resolution.value=i.mapSize,d.uniforms.radius.value=i.radius,e.setRenderTarget(i.mapPass),e.clear(),e.renderBufferDirect(n,null,a,d,m,null),p.uniforms.shadow_pass.value=i.mapPass.texture,p.uniforms.resolution.value=i.mapSize,p.uniforms.radius.value=i.radius,e.setRenderTarget(i.map),e.clear(),e.renderBufferDirect(n,null,a,p,m,null)}(f,l),f.needsUpdate=!1}S=this.type,_.needsUpdate=!1,e.setRenderTarget(h,c,f)}}

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186return t.push(e.wrapS),t.push(e.wrapT),t.push(e.wrapR||0),t.push(e.magFilter),t.push(e.minFilter),t.push(e.anisotropy),t.push(e.internalFormat),t.push(e.format),t.push(e.type),t.push(e.generateMipmaps),t.push(e.premultiplyAlpha),t.push(e.flipY),t.push(e.unpackAlignment),t.push(e.colorSpace),t.join()}(i);if(o!==t.__cacheKey){void 0===a[o]&&(a[o]={texture:e.createTexture(),usedTimes:0},s.memory.textures++,n=!0),a[o].usedTimes++;let r=a[t.__cacheKey];void 0!==r&&(a[t.__cacheKey].usedTimes--,0===r.usedTimes&&T(i)),t.__cacheKey=o,t.__webglTexture=a[o].texture}return n}function I(t,s,o){let h=e.TEXTURE_2D;(s.isDataArrayTexture||s.isCompressedArrayTexture)&&(h=e.TEXTURE_2D_ARRAY),s.isData3DTexture&&(h=e.TEXTURE_3D);let u=P(t,s),c=s.source;i.bindTexture(h,t.__webglTexture,e.TEXTURE0+o);let d=n.get(c);if(c.version!==d.__version||!0===u){let t;i.activeTexture(e.TEXTURE0+o);let n=i3.getPrimaries(i3.workingColorSpace),p=s.colorSpace===tW?null:i3.getPrimaries(s.colorSpace),f=s.colorSpace===tW||n===p?e.NONE:e.BROWSER_DEFAULT_WEBGL;e.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,s.flipY),e.pixelStorei(e.UNPACK_PREMULTIPLY_ALPHA_WEBGL,s.premultiplyAlpha),e.pixelStorei(e.UNPACK_ALIGNMENT,s.unpackAlignment),e.pixelStorei(e.UNPACK_COLORSPACE_CONVERSION_WEBGL,f);let M=!l&&(s.wrapS!==eS||s.wrapT!==eS||s.minFilter!==eT&&s.minFilter!==eC)&&!1===g(s.image),S=m(s.image,M,!1,r.maxTextureSize),b=g(S=B(s,S))||l,T=a.convert(s.format,s.colorSpace),E=a.convert(s.type),w=x(s.internalFormat,T,E,s.colorSpace,s.isVideoTexture);L(h,s,b);let A=s.mipmaps,R=l&&!0!==s.isVideoTexture&&w!==te,C=void 0===d.__version||!0===u,P=y(s,S,b);if(s.isDepthTexture)w=e.DEPTH_COMPONENT,l?w=s.type===eG?e.DEPTH_COMPONENT32F:s.type===ez?e.DEPTH_COMPONENT24:s.type===eW?e.DEPTH24_STENCIL8:e.DEPTH_COMPONENT16:s.type===eG&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),s.format===eZ&&w===e.DEPTH_COMPONENT&&s.type!==eF&&s.type!==ez&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),s.type=ez,E=a.convert(s.type)),s.format===eJ&&w===e.DEPTH_COMPONENT&&(w=e.DEPTH_STENCIL,s.type!==eW&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),s.type=eW,E=a.convert(s.type))),C&&(R?i.texStorage2D(e.TEXTURE_2D,1,w,S.width,S.height):i.texImage2D(e.TEXTURE_2D,0,w,S.width,S.height,0,T,E,null));else if(s.isDataTexture){if(A.length>0&&b){R&&C&&i.texStorage2D(e.TEXTURE_2D,P,w,A[0].width,A[0].height);for(let n=0,r=A.length;n<r;n++)t=A[n],R?i.texSubImage2D(e.TEXTURE_2D,n,0,0,t.width,t.height,T,E,t.data):i.texImage2D(e.TEXTURE_2D,n,w,t.width,t.height,0,T,E,t.data);s.generateMipmaps=!1}else R?(C&&i.texStorage2D(e.TEXTURE_2D,P,w,S.width,S.height),i.texSubImage2D(e.TEXTURE_2D,0,0,0,S.width,S.height,T,E,S.data)):i.texImage2D(e.TEXTURE_2D,0,w,S.width,S.height,0,T,E,S.data)}else if(s.isCompressedTexture){if(s.isCompressedArrayTexture){R&&C&&i.texStorage3D(e.TEXTURE_2D_ARRAY,P,w,A[0].width,A[0].height,S.depth);for(let n=0,r=A.length;n<r;n++)t=A[n],s.format!==ej?null!==T?R?i.compressedTexSubImage3D(e.TEXTURE_2D_ARRAY,n,0,0,0,t.width,t.height,S.depth,T,t.data,0,0):i.compressedTexImage3D(e.TEXTURE_2D_ARRAY,n,w,t.width,t.height,S.depth,0,t.data,0,0):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):R?i.texSubImage3D(e.TEXTURE_2D_ARRAY,n,0,0,0,t.width,t.height,S.depth,T,E,t.data):i.texImage3D(e.TEXTURE_2D_ARRAY,n,w,t.width,t.height,S.depth,0,T,E,t.data)}else{R&&C&&i.texStorage2D(e.TEXTURE_2D,P,w,A[0].width,A[0].height);for(let n=0,r=A.length;n<r;n++)t=A[n],s.format!==ej?null!==T?R?i.compressedTexSubImage2D(e.TEXTURE_2D,n,0,0,t.width,t.height,T,t.data):i.compressedTexImage2D(e.TEXTURE_2D,n,w,t.width,t.height,0,t.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):R?i.texSubImage2D(e.TEXTURE_2D,n,0,0,t.width,t.height,T,E,t.data):i.texImage2D(e.TEXTURE_2D,n,w,t.width,t.height,0,T,E,t.data)}}else if(s.isDataArrayTexture)R?(C&&i.texStorage3D(e.TEXTURE_2D_ARRAY,P,w,S.width,S.height,S.depth),i.texSubImage3D(e.TEXTURE_2D_ARRAY,0,0,0,0,S.width,S.height,S.depth,T,E,S.data)):i.texImage3D(e.TEXTURE_2D_ARRAY,0,w,S.width,S.height,S.depth,0,T,E,S.data);else if(s.isData3DTexture)R?(C&&i.texStorage3D(e.TEXTURE_3D,P,w,S.width,S.height,S.depth),i.texSubImage3D(e.TEXTURE_3D,0,0,0,0,S.width,S.height,S.depth,T,E,S.data)):i.texImage3D(e.TEXTURE_3D,0,w,S.width,S.height,S.depth,0,T,E,S.data);else if(s.isFramebufferTexture){if(C){if(R)i.texStorage2D(e.TEXTURE_2D,P,w,S.width,S.height);else{let t=S.width,n=S.height;for(let r=0;r<P;r++)i.texImage2D(e.TEXTURE_2D,r,w,t,n,0,T,E,null),t>>=1,n>>=1}}}else if(A.length>0&&b){R&&C&&i.texStorage2D(e.TEXTURE_2D,P,w,A[0].width,A[0].height);for(let n=0,r=A.length;n<r;n++)t=A[n],R?i.texSubImage2D(e.TEXTURE_2D,n,0,0,T,E,t):i.texImage2D(e.TEXTURE_2D,n,w,T,E,t);s.generateMipmaps=!1}else R?(C&&i.texStorage2D(e.TEXTURE_2D,P,w,S.width,S.height),i.texSubImage2D(e.TEXTURE_2D,0,0,0,T,E,S)):i.texImage2D(e.TEXTURE_2D,0,w,T,E,S);

186_(s,b)&&v(h),d.__version=c.version,s.onUpdate&&s.onUpdate(s)}t.__version=s.version}function U(t,r,s,o,l,u){let c=a.convert(s.format,s.colorSpace),d=a.convert(s.type),p=x(s.internalFormat,c,d,s.colorSpace);if(!n.get(r).__hasExternalTextures){let t=Math.max(1,r.width>>u),n=Math.max(1,r.height>>u);l===e.TEXTURE_3D||l===e.TEXTURE_2D_ARRAY?i.texImage3D(l,u,p,t,n,r.depth,0,c,d,null):i.texImage2D(l,u,p,t,n,0,c,d,null)}i.bindFramebuffer(e.FRAMEBUFFER,t),F(r)?h.framebufferTexture2DMultisampleEXT(e.FRAMEBUFFER,o,l,n.get(s).__webglTexture,0,O(r)):(l===e.TEXTURE_2D||l>=e.TEXTURE_CUBE_MAP_POSITIVE_X&&l<=e.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&e.framebufferTexture2D(e.FRAMEBUFFER,o,l,n.get(s).__webglTexture,u),i.bindFramebuffer(e.FRAMEBUFFER,null)}function D(t,i,n){if(e.bindRenderbuffer(e.RENDERBUFFER,t),i.depthBuffer&&!i.stencilBuffer){let r=!0===l?e.DEPTH_COMPONENT24:e.DEPTH_COMPONENT16;if(n||F(i)){let t=i.depthTexture;t&&t.isDepthTexture&&(t.type===eG?r=e.DEPTH_COMPONENT32F:t.type===ez&&(r=e.DEPTH_COMPONENT24));let n=O(i);F(i)?h.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,n,r,i.width,i.height):e.renderbufferStorageMultisample(e.RENDERBUFFER,n,r,i.width,i.height)}else e.renderbufferStorage(e.RENDERBUFFER,r,i.width,i.height);e.framebufferRenderbuffer(e.FRAMEBUFFER,e.DEPTH_ATTACHMENT,e.RENDERBUFFER,t)}else if(i.depthBuffer&&i.stencilBuffer){let r=O(i);n&&!1===F(i)?e.renderbufferStorageMultisample(e.RENDERBUFFER,r,e.DEPTH24_STENCIL8,i.width,i.height):F(i)?h.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,r,e.DEPTH24_STENCIL8,i.width,i.height):e.renderbufferStorage(e.RENDERBUFFER,e.DEPTH_STENCIL,i.width,i.height),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.DEPTH_STENCIL_ATTACHMENT,e.RENDERBUFFER,t)}else{let t=!0===i.isWebGLMultipleRenderTargets?i.texture:[i.texture];for(let r=0;r<t.length;r++){let s=t[r],o=a.convert(s.format,s.colorSpace),l=a.convert(s.type),u=x(s.internalFormat,o,l,s.colorSpace),c=O(i);n&&!1===F(i)?e.renderbufferStorageMultisample(e.RENDERBUFFER,c,u,i.width,i.height):F(i)?h.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,c,u,i.width,i.height):e.renderbufferStorage(e.RENDERBUFFER,u,i.width,i.height)}}e.bindRenderbuffer(e.RENDERBUFFER,null)}function N(t){let 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),w(r.depthTexture,0);let a=n.get(r.depthTexture).__webglTexture,s=O(r);if(r.depthTexture.format===eZ)F(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 if(r.depthTexture.format===eJ)F(r)?h.framebufferTexture2DMultisampleEXT(e.FRAMEBUFFER,e.DEPTH_STENCIL_ATTACHMENT,e.TEXTURE_2D,a,0,s):e.framebufferTexture2D(e.FRAMEBUFFER,e.DEPTH_STENCIL_ATTACHMENT,e.TEXTURE_2D,a,0);else throw Error("Unknown depthTexture format")}(r.__webglFramebuffer,t)}else if(a){r.__webglDepthbuffer=[];for(let n=0;n<6;n++)i.bindFramebuffer(e.FRAMEBUFFER,r.__webglFramebuffer[n]),r.__webglDepthbuffer[n]=e.createRenderbuffer(),D(r.__webglDepthbuffer[n],t,!1)}else i.bindFramebuffer(e.FRAMEBUFFER,r.__webglFramebuffer),r.__webglDepthbuffer=e.createRenderbuffer(),D(r.__webglDepthbuffer,t,!1);i.bindFramebuffer(e.FRAMEBUFFER,null)}function O(e){return Math.min(r.maxSamples,e.samples)}function F(e){let i=n.get(e);return l&&e.samples>0&&!0===t.has("WEBGL_multisampled_render_to_texture")&&!1!==i.__useRenderToTexture}function B(e,i){let n=e.colorSpace,r=e.format,a=e.type;return!0===e.isCompressedTexture||!0===e.isVideoTexture||e.format===iw||n!==tj&&n!==tW&&(i3.getTransfer(n)===tJ?!1===l?!0===t.has("EXT_sRGB")&&r===ej?(e.format=iw,e.minFilter=eC,e.generateMipmaps=!1):i=i6.sRGBToLinear(i):(r!==ej||a!==eD)&&console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture color space:",n)),i}this.allocateTextureUnit=function(){let e=E;return e>=r.maxTextures&&console.warn("THREE.WebGLTextures: Trying to use "+e+" texture units while this GPU supports only "+r.maxTextures),E+=1,e},this.resetTextureUnits=function(){E=0},this.setTexture2D=w,this.setTexture2DArray=function(t,r){let a=n.get(t);if(t.version>0&&a.__version!==t.version){I(a,t,r);return}i.bindTexture(e.TEXTURE_2D_ARRAY,a.__webglTexture,e.TEXTURE0+r)},this.setTexture3D=function(t,r){let a=n.get(t);if(t.version>0&&a.__version!==t.version){I(a,t,r);return}i.bindTexture(e.TEXTURE_3D,a.__webglTexture,e.TEXTURE0+r)},this.setTextureCube=function(t,s){let o=n.get(t);if(t.version>0&&o.__version!==t.version){(function(t,s,o){if(6!==s.image.length)return;let h=P(t,s),u=s.source;i.bindTexture(e.TEXTURE_CUBE_MAP,t.__webglTexture,e.TEXTURE0+o);let c=n.get(u);if(u.version!==c.__version||!0===h){let t;i.activeTexture(e.TEXTURE0+o);

186let n=i3.getPrimaries(i3.workingColorSpace),d=s.colorSpace===tW?null:i3.getPrimaries(s.colorSpace),p=s.colorSpace===tW||n===d?e.NONE:e.BROWSER_DEFAULT_WEBGL;e.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,s.flipY),e.pixelStorei(e.UNPACK_PREMULTIPLY_ALPHA_WEBGL,s.premultiplyAlpha),e.pixelStorei(e.UNPACK_ALIGNMENT,s.unpackAlignment),e.pixelStorei(e.UNPACK_COLORSPACE_CONVERSION_WEBGL,p);let f=s.isCompressedTexture||s.image[0].isCompressedTexture,M=s.image[0]&&s.image[0].isDataTexture,S=[];for(let e=0;e<6;e++)f||M?S[e]=M?s.image[e].image:s.image[e]:S[e]=m(s.image[e],!1,!0,r.maxCubemapSize),S[e]=B(s,S[e]);let b=S[0],T=g(b)||l,E=a.convert(s.format,s.colorSpace),w=a.convert(s.type),A=x(s.internalFormat,E,w,s.colorSpace),R=l&&!0!==s.isVideoTexture,C=void 0===c.__version||!0===h,P=y(s,b,T);if(L(e.TEXTURE_CUBE_MAP,s,T),f){R&&C&&i.texStorage2D(e.TEXTURE_CUBE_MAP,P,A,b.width,b.height);for(let n=0;n<6;n++){t=S[n].mipmaps;for(let r=0;r<t.length;r++){let a=t[r];s.format!==ej?null!==E?R?i.compressedTexSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,r,0,0,a.width,a.height,E,a.data):i.compressedTexImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,r,A,a.width,a.height,0,a.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):R?i.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,r,0,0,a.width,a.height,E,w,a.data):i.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,r,A,a.width,a.height,0,E,w,a.data)}}}else{t=s.mipmaps,R&&C&&(t.length>0&&P++,i.texStorage2D(e.TEXTURE_CUBE_MAP,P,A,S[0].width,S[0].height));for(let n=0;n<6;n++)if(M){R?i.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,0,0,0,S[n].width,S[n].height,E,w,S[n].data):i.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,0,A,S[n].width,S[n].height,0,E,w,S[n].data);for(let r=0;r<t.length;r++){let a=t[r].image[n].image;R?i.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,r+1,0,0,a.width,a.height,E,w,a.data):i.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,r+1,A,a.width,a.height,0,E,w,a.data)}}else{R?i.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,0,0,0,E,w,S[n]):i.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,0,A,E,w,S[n]);for(let r=0;r<t.length;r++){let a=t[r];R?i.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,r+1,0,0,E,w,a.image[n]):i.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,r+1,A,E,w,a.image[n])}}}_(s,T)&&v(e.TEXTURE_CUBE_MAP),c.__version=u.version,s.onUpdate&&s.onUpdate(s)}t.__version=s.version})(o,t,s);return}i.bindTexture(e.TEXTURE_CUBE_MAP,o.__webglTexture,e.TEXTURE0+s)},this.rebindTextures=function(t,i,r){let a=n.get(t);void 0!==i&&U(a.__webglFramebuffer,t,t.texture,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,0),void 0!==r&&N(t)},this.setupRenderTarget=function(t){let o=t.texture,h=n.get(t),u=n.get(o);t.addEventListener("dispose",b),!0!==t.isWebGLMultipleRenderTargets&&(void 0===u.__webglTexture&&(u.__webglTexture=e.createTexture()),u.__version=o.version,s.memory.textures++);let c=!0===t.isWebGLCubeRenderTarget,d=!0===t.isWebGLMultipleRenderTargets,p=g(t)||l;if(c){h.__webglFramebuffer=[];for(let t=0;t<6;t++)if(l&&o.mipmaps&&o.mipmaps.length>0){h.__webglFramebuffer[t]=[];for(let i=0;i<o.mipmaps.length;i++)h.__webglFramebuffer[t][i]=e.createFramebuffer()}else h.__webglFramebuffer[t]=e.createFramebuffer()}else{if(l&&o.mipmaps&&o.mipmaps.length>0){h.__webglFramebuffer=[];for(let t=0;t<o.mipmaps.length;t++)h.__webglFramebuffer[t]=e.createFramebuffer()}else h.__webglFramebuffer=e.createFramebuffer();if(d){if(r.drawBuffers){let i=t.texture;for(let t=0,r=i.length;t<r;t++){let r=n.get(i[t]);void 0===r.__webglTexture&&(r.__webglTexture=e.createTexture(),s.memory.textures++)}}else console.warn("THREE.WebGLRenderer: WebGLMultipleRenderTargets can only be used with WebGL2 or WEBGL_draw_buffers extension.")}if(l&&t.samples>0&&!1===F(t)){let n=d?o:[o];h.__webglMultisampledFramebuffer=e.createFramebuffer(),h.__webglColorRenderbuffer=[],i.bindFramebuffer(e.FRAMEBUFFER,h.__webglMultisampledFramebuffer);for(let i=0;i<n.length;i++){let r=n[i];h.__webglColorRenderbuffer[i]=e.createRenderbuffer(),e.bindRenderbuffer(e.RENDERBUFFER,h.__webglColorRenderbuffer[i]);let s=a.convert(r.format,r.colorSpace),o=a.convert(r.type),l=x(r.internalFormat,s,o,r.colorSpace,!0===t.isXRRenderTarget),u=O(t);e.renderbufferStorageMultisample(e.RENDERBUFFER,u,l,t.width,t.height),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+i,e.RENDERBUFFER,h.__webglColorRen

186derbuffer[i])}e.bindRenderbuffer(e.RENDERBUFFER,null),t.depthBuffer&&(h.__webglDepthRenderbuffer=e.createRenderbuffer(),D(h.__webglDepthRenderbuffer,t,!0)),i.bindFramebuffer(e.FRAMEBUFFER,null)}}if(c){i.bindTexture(e.TEXTURE_CUBE_MAP,u.__webglTexture),L(e.TEXTURE_CUBE_MAP,o,p);for(let i=0;i<6;i++)if(l&&o.mipmaps&&o.mipmaps.length>0)for(let n=0;n<o.mipmaps.length;n++)U(h.__webglFramebuffer[i][n],t,o,e.COLOR_ATTACHMENT0,e.TEXTURE_CUBE_MAP_POSITIVE_X+i,n);else U(h.__webglFramebuffer[i],t,o,e.COLOR_ATTACHMENT0,e.TEXTURE_CUBE_MAP_POSITIVE_X+i,0);_(o,p)&&v(e.TEXTURE_CUBE_MAP),i.unbindTexture()}else if(d){let r=t.texture;for(let a=0,s=r.length;a<s;a++){let s=r[a],o=n.get(s);i.bindTexture(e.TEXTURE_2D,o.__webglTexture),L(e.TEXTURE_2D,s,p),U(h.__webglFramebuffer,t,s,e.COLOR_ATTACHMENT0+a,e.TEXTURE_2D,0),_(s,p)&&v(e.TEXTURE_2D)}i.unbindTexture()}else{let n=e.TEXTURE_2D;if((t.isWebGL3DRenderTarget||t.isWebGLArrayRenderTarget)&&(l?n=t.isWebGL3DRenderTarget?e.TEXTURE_3D:e.TEXTURE_2D_ARRAY:console.error("THREE.WebGLTextures: THREE.Data3DTexture and THREE.DataArrayTexture only supported with WebGL2.")),i.bindTexture(n,u.__webglTexture),L(n,o,p),l&&o.mipmaps&&o.mipmaps.length>0)for(let i=0;i<o.mipmaps.length;i++)U(h.__webglFramebuffer[i],t,o,e.COLOR_ATTACHMENT0,n,i);else U(h.__webglFramebuffer,t,o,e.COLOR_ATTACHMENT0,n,0);_(o,p)&&v(n),i.unbindTexture()}t.depthBuffer&&N(t)},this.updateRenderTargetMipmap=function(t){let r=g(t)||l,a=!0===t.isWebGLMultipleRenderTargets?t.texture:[t.texture];for(let s=0,o=a.length;s<o;s++){let o=a[s];if(_(o,r)){let r=t.isWebGLCubeRenderTarget?e.TEXTURE_CUBE_MAP:e.TEXTURE_2D,a=n.get(o).__webglTexture;i.bindTexture(r,a),v(r),i.unbindTexture()}}},this.updateMultisampleRenderTarget=function(t){if(l&&t.samples>0&&!1===F(t)){let r=t.isWebGLMultipleRenderTargets?t.texture:[t.texture],a=t.width,s=t.height,o=e.COLOR_BUFFER_BIT,l=[],h=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,c=n.get(t),d=!0===t.isWebGLMultipleRenderTargets;if(d)for(let 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 t=n.get(r[i]).__webglTexture;e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,t,0)}e.blitFramebuffer(0,0,a,s,0,0,a,s,o,e.NEAREST),u&&e.invalidateFramebuffer(e.READ_FRAMEBUFFER,l)}if(i.bindFramebuffer(e.READ_FRAMEBUFFER,null),i.bindFramebuffer(e.DRAW_FRAMEBUFFER,null),d)for(let t=0;t<r.length;t++){i.bindFramebuffer(e.FRAMEBUFFER,c.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.RENDERBUFFER,c.__webglColorRenderbuffer[t]);let a=n.get(r[t]).__webglTexture;i.bindFramebuffer(e.FRAMEBUFFER,c.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.TEXTURE_2D,a,0)}i.bindFramebuffer(e.DRAW_FRAMEBUFFER,c.__webglMultisampledFramebuffer)}},this.setupDepthRenderbuffer=N,this.setupFrameBufferTexture=U,this.useMultisampledRTT=F}function ow(e,t,i){let n=i.isWebGL2;return{convert:function(i,r=tW){let a;let s=i3.getTransfer(r);if(i===eD)return e.UNSIGNED_BYTE;if(i===eV)return e.UNSIGNED_SHORT_4_4_4_4;if(i===ek)return e.UNSIGNED_SHORT_5_5_5_1;if(i===eN)return e.BYTE;if(i===eO)return e.SHORT;if(i===eF)return e.UNSIGNED_SHORT;if(i===eB)return e.INT;if(i===ez)return e.UNSIGNED_INT;if(i===eG)return e.FLOAT;if(i===eH)return n?e.HALF_FLOAT:null!==(a=t.get("OES_texture_half_float"))?a.HALF_FLOAT_OES:null;if(i===eX)return e.ALPHA;if(i===ej)return e.RGBA;if(i===eq)return e.LUMINANCE;if(i===eY)return e.LUMINANCE_ALPHA;if(i===eZ)return e.DEPTH_COMPONENT;if(i===eJ)return e.DEPTH_STENCIL;if(i===iw)return null!==(a=t.get("EXT_sRGB"))?a.SRGB_ALPHA_EXT:null;if(i===eK)return e.RED;if(i===e$)return e.RED_INTEGER;if(i===eQ)return e.RG;if(i===e0)return e.RG_INTEGER;if(i===e1)return e.RGBA_INTEGER;if(i===e2||i===e3||i===e4||i===e5){if(s===tJ){if(null===(a=t.get("WEBGL_compressed_texture_s3tc_srgb")))return null;if(i===e2)return a.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(i===e3)return a.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(i===e4)return a.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(i===e5)return a.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(null===(a=t.get("WEBGL_compressed_texture_s3tc")))return null;if(i===e2)return a.COMPRESSED_RGB_S3TC_DXT1_EXT;if(i===e3)return a.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(i===e4)return a.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(i===e5)return a.COMPRESSED_RGBA_S3TC_DXT5_EXT}}if(i===e6||i===e8||i===e7||i===e9){if(null===(a=t.get("WEBGL_compressed_texture_pvrtc")))return null;if(i===e6)return a.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(i===e8)return a.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(i===e7)return a.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(i===e9)return a.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(i===te)return null!==(a=t.get("WEBGL_compressed_texture_etc1"))?a.COMPRESSED_RGB_ETC1_WEBGL:null;if(i===tt||i===ti){if(null===(a=t.get("WEBGL_compressed_texture_etc")))return null;if(i===tt)return s===tJ?a.COMPRESSED_SRGB8_ETC2:a.COMPRESSED_RGB8_ETC2;if(i===ti)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:a.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===(a=t.get("WEBGL_compressed_texture_astc")))return null;if(i===tn)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:a.COMPRESSED_RGBA_ASTC_4x4_KHR;if(i===tr)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:a.COMPRESSED_RGBA_ASTC_5x4_KHR;if(i===ta)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:a.COMPRESSED_RGBA_ASTC_5x5_KHR;if(i===ts)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:a.COMPRESSED_RGBA_ASTC_6x5_KHR;if(i===to)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:a.COMPRESSED_RGBA_ASTC_6x6_KHR;if(i===tl)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:a.COMPRESSED_RGBA_ASTC_8x5_KHR;if(i===th)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:a.COMPRESSED_RGBA_ASTC_8x6_KHR;if(i===tu)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:a.COMPRESSED_RGBA_ASTC_8x8_KHR;if(i===tc)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:a.COMPRESSED_RGBA_ASTC_10x5_KHR;if(i===td)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:a.COMPRESSED_RGBA_ASTC_10x6_KHR;if(i===tp)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:a.COMPRESSED_RGBA_ASTC_10x8_KHR;if(i===tf)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:a.COMPRESSED_RGBA_ASTC_10x10_KHR;if(i===tm)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:a.COMPRESSED_RGBA_ASTC_12x10_KHR;if(i===tg)return s===tJ?a.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:a.COMPRESSED_RGBA_ASTC_12x12_KHR}if(i===t_||i===tv||i===tx){if(null===(a=t.get("EXT_texture_compression_bptc")))return null;if(i===t_)return s===tJ?a.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:a.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(i===tv)return a.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(i===tx)return a.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}if(i===ty||i===tM||i===tS||i===tb){if(null===(a=t.get("EXT_texture_compression_rgtc")))return null;

186if(i===t_)return a.COMPRESSED_RED_RGTC1_EXT;if(i===tM)return a.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(i===tS)return a.COMPRESSED_RED_GREEN_RGTC2_EXT;if(i===tb)return a.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return i===eW?n?e.UNSIGNED_INT_24_8:null!==(a=t.get("WEBGL_depth_texture"))?a.UNSIGNED_INT_24_8_WEBGL:null:void 0!==e[i]?e[i]:null}}}class oA extends ac{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e}}class oR extends ri{constructor(){super(),this.isGroup=!0,this.type="Group"}}let oC={type:"move"};class oL{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new oR,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 oR,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new nc,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new nc),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new oR,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new nc,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new nc),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(oC)))}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 oR;i.matrixAutoUpdate=!1,i.visible=!1,e.joints[t.jointName]=i,e.add(i)}return e.joints[t.jointName]}}class oP extends iC{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=t.getContextAttributes(),m=null,g=null,_=[],v=[],x=new ik,y=null,M=new ac;M.layers.enable(1),M.viewport=new ni;let S=new ac;S.layers.enable(2),S.viewport=new ni;let b=[M,S],T=new oA;T.layers.enable(1),T.layers.enable(2);let E=null,w=null;function A(e){let t=v.indexOf(e.inputSource);if(-1===t)return;let i=_[t];void 0!==i&&(i.update(e.inputSource,e.frame,l||a),i.dispatchEvent({type:e.type,data:e.inputSource}))}function R(){n.removeEventListener("select",A),n.removeEventListener("selectstart",A),n.removeEventListener("selectend",A),n.removeEventListener("squeeze",A),n.removeEventListener("squeezestart",A),n.removeEventListener("squeezeend",A),n.removeEventListener("end",R),n.removeEventListener("inputsourceschange",C);for(let e=0;e<_.length;e++){let t=v[e];null!==t&&(v[e]=null,_[e].disconnect(t))}E=null,w=null,e.setRenderTarget(m),d=null,c=null,u=null,n=null,g=null,D.stop(),i.isPresenting=!1,e.setPixelRatio(y),e.setSize(x.width,x.height,!1),i.dispatchEvent({type:"sessionend"})}function C(e){for(let t=0;t<e.removed.length;t++){let i=e.removed[t],n=v.indexOf(i);n>=0&&(v[n]=null,_[n].disconnect(i))}for(let t=0;t<e.added.length;t++){let i=e.added[t],n=v.indexOf(i);if(-1===n){for(let e=0;e<_.length;e++){if(e>=v.length){v.push(i),n=e;break}if(null===v[e]){v[e]=i,n=e;break}}if(-1===n)break}let r=_[n];r&&r.connect(i)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(e){let t=_[e];return void 0===t&&(t=new oL,_[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=_[e];return void 0===t&&(t=new oL,_[e]=t),t.getGripSpace()},this.getHand=function(e){let t=_[e];return void 0===t&&(t=new oL,_[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}

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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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186!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:A.envMap!==g?L=!0:!0===a.fog&&A.fog!==d?L=!0:void 0!==A.numClippingPlanes&&(A.numClippingPlanes!==v.numPlanes||A.numIntersection!==v.numIntersection)?L=!0:A.vertexAlphas!==_?L=!0:A.vertexTangents!==x?L=!0:A.morphTargets!==y?L=!0:A.morphNormals!==M?L=!0:A.morphColors!==S?L=!0:A.toneMapping!==b?L=!0:!0===n.isWebGL2&&A.morphTargetsCount!==w&&(L=!0):L=!0:L=!0:L=!0:(L=!0,A.__version=a.version);let P=A.currentProgram;!0===L&&(P=eY(a,t,l));let I=!1,U=!1,D=!1,N=P.getUniforms(),O=A.uniforms;if(r.useProgram(P.program)&&(I=!0,U=!0,D=!0),a.id!==K&&(K=a.id,U=!0),I||$!==e){N.setValue(eS,"projectionMatrix",e.projectionMatrix),N.setValue(eS,"viewMatrix",e.matrixWorldInverse);let t=N.map.cameraPosition;void 0!==t&&t.setValue(eS,ex.setFromMatrixPosition(e.matrixWorld)),n.logarithmicDepthBuffer&&N.setValue(eS,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),(a.isMeshPhongMaterial||a.isMeshToonMaterial||a.isMeshLambertMaterial||a.isMeshBasicMaterial||a.isMeshStandardMaterial||a.isShaderMaterial)&&N.setValue(eS,"isOrthographic",!0===e.isOrthographicCamera),$!==e&&($=e,U=!0,D=!0)}if(l.isSkinnedMesh){N.setOptional(eS,l,"bindMatrix"),N.setOptional(eS,l,"bindMatrixInverse");let e=l.skeleton;e&&(n.floatVertexTextures?(null===e.boneTexture&&e.computeBoneTexture(),N.setValue(eS,"boneTexture",e.boneTexture,o)):console.warn("THREE.WebGLRenderer: SkinnedMesh can only be used with WebGL 2. With WebGL 1 OES_texture_float and vertex textures support is required."))}l.isBatchedMesh&&(N.setOptional(eS,l,"batchingTexture"),N.setValue(eS,"batchingTexture",l._matricesTexture,o));let F=i.morphAttributes;if((void 0!==F.position||void 0!==F.normal||void 0!==F.color&&!0===n.isWebGL2)&&T.update(l,i,P),(U||A.receiveShadow!==l.receiveShadow)&&(A.receiveShadow=l.receiveShadow,N.setValue(eS,"receiveShadow",l.receiveShadow)),a.isMeshGouraudMaterial&&null!==a.envMap&&(O.envMap.value=g,O.flipEnvMap.value=g.isCubeTexture&&!1===g.isRenderTargetTexture?-1:1),U&&(N.setValue(eS,"toneMappingExposure",j.toneMappingExposure),A.needsLights&&(c=D,O.ambientLightColor.needsUpdate=c,O.lightProbe.needsUpdate=c,O.directionalLights.needsUpdate=c,O.directionalLightShadows.needsUpdate=c,O.pointLights.needsUpdate=c,O.pointLightShadows.needsUpdate=c,O.spotLights.needsUpdate=c,O.spotLightShadows.needsUpdate=c,O.rectAreaLights.needsUpdate=c,O.hemisphereLights.needsUpdate=c),d&&!0===a.fog&&m.refreshFogUniforms(O,d),m.refreshMaterialUniforms(O,a,eo,ea,eg),s0.upload(eS,eZ(A),O,o)),a.isShaderMaterial&&!0===a.uniformsNeedUpdate&&(s0.upload(eS,eZ(A),O,o),a.uniformsNeedUpdate=!1),a.isSpriteMaterial&&N.setValue(eS,"center",l.center),N.setValue(eS,"modelViewMatrix",l.modelViewMatrix),N.setValue(eS,"normalMatrix",l.normalMatrix),N.setValue(eS,"modelMatrix",l.matrixWorld),a.isShaderMaterial||a.isRawShaderMaterial){let e=a.uniformsGroups;for(let t=0,i=e.length;t<i;

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186sion,l=f.getParameters(e,r.state,a,t,i),c=f.getProgramCacheKey(l),d=n.programs;n.environment=e.isMeshStandardMaterial?t.environment:null,n.fog=t.fog,n.envMap=(e.isMeshStandardMaterial?u:h).get(e.envMap||n.environment),void 0===d&&(e.addEventListener("dispose",eC),d=new Map,n.programs=d);let p=d.get(c);if(void 0!==p){if(n.currentProgram===p&&n.lightsStateVersion===o)return eJ(e,l),p}else l.uniforms=f.getUniforms(e),e.onBuild(i,l,j),e.onBeforeCompile(l,j),p=f.acquireProgram(l,c),d.set(c,p),n.uniforms=l.uniforms;let 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=s0.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.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",eN),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),(k=_.get(e,X.length)).init(),X.push(k),e_.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),ep.setFromProjectionMatrix(e_),em=this.localClippingEnabled,ef=v.init(this.clippingPlanes,em),(V=g.get(e,W.length)).init(),W.push(V),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)k.pushLight(t),t.castShadow&&k.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&&V.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&&V.push(t,e,o,n,ex.z,s)}}else i.visible&&V.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),V.finish(),!0===j.sortObjects&&V.sort(el,eh),this.info.render.frame++,!0===ef&&v.beginShadows();let i=k.state.shadowsArray;if(S.render(i,e,t),!0===ef&&v.endShadows(),!0===this.info.autoReset&&this.info.reset(),b.render(V,e),k.setupLights(j._useLegacyLights),t.isArrayCamera){let i=t.cameras;for(let t=0,n=i.length;t<n;t++){let n=i[t];eB(V,e,n,n.viewport)}}else eB(V,e,t);null!==J&&(o.updateMultisampleRenderTarget(J),o.updateRenderTargetMipmap(J)),!0===e.isScene&&e.onAfterRender(j,e,t),R.resetDefaultState(),K=-1,$=null,X.pop(),k=X.length>0?X[X.length-1]:null,W.pop(),V=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.__hasExternalTextures&&(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,t=0,i=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;

186e.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,Q.copy(e.viewport),ee.copy(e.scissor),et=e.scissorTest}else Q.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(Q),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!==eD&&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,i=0){let 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,n=0){let 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,a=0){let s;if(j.isWebGL1Renderer){console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");return}let l=e.max.x-e.min.x+1,h=e.max.y-e.min.y+1,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),s=eS.TEXTURE_3D;else if(n.isDataArrayTexture||n.isCompressedArrayTexture)o.setTexture2DArray(n,0),s=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[a]: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(s,a,t.x,t.y,t.z,l,h,u,c,d,v.data):i.isCompressedArrayTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),eS.compressedTexSubImage3D(s,a,t.x,t.y,t.z,l,h,u,c,v.data)):eS.texSubImage3D(s,a,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===a&&n.generateMipmaps&&eS.generateMipmap(s),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}))}get coordinateSystem(){return iA}get outputColorSpace(){return this._outputColorSpace}

186set outputColorSpace(e){this._outputColorSpace=e;let t=this.getContext();t.drawingBufferColorSpace=e===tq?"display-p3":"srgb",t.unpackColorSpace=i3.workingColorSpace===tY?"display-p3":"srgb"}get outputEncoding(){return console.warn("THREE.WebGLRenderer: Property .outputEncoding has been removed. Use .outputColorSpace instead."),this.outputColorSpace===tX?tz:tB}set outputEncoding(e){console.warn("THREE.WebGLRenderer: Property .outputEncoding has been removed. Use .outputColorSpace instead."),this.outputColorSpace=e===tz?tX:tj}get useLegacyLights(){return console.warn("THREE.WebGLRenderer: The property .useLegacyLights has been deprecated. Migrate your lighting according to the following guide: https://discourse.threejs.org/t/updates-to-lighting-in-three-js-r155/53733."),this._useLegacyLights}set useLegacyLights(e){console.warn("THREE.WebGLRenderer: The property .useLegacyLights has been deprecated. Migrate your lighting according to the following guide: https://discourse.threejs.org/t/updates-to-lighting-in-three-js-r155/53733."),this._useLegacyLights=e}}class oN extends oD{}oN.prototype.isWebGL1Renderer=!0;class oO{constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new rx(e),this.density=t}clone(){return new oO(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}}class oF{constructor(e,t=1,i=1e3){this.isFog=!0,this.name="",this.color=new rx(e),this.near=t,this.far=i}clone(){return new oF(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}}class oB extends ri{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(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,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}}class oz{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=im,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.version=0,this.uuid=iD()}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}get updateRange(){return console.warn("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,t=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=iD()),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=iD()),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}}}let oG=new nc;class oH{constructor(e,t,i,n=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=i,this.normalized=n}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++)oG.fromBufferAttribute(this,t),oG.applyMatrix4(e),this.setXYZ(t,oG.x,oG.y,oG.z);return this}applyNormalMatrix(e){for(let t=0,i=this.count;t<i;t++)oG.fromBufferAttribute(this,t),oG.applyNormalMatrix(e),this.setXYZ(t,oG.x,oG.y,oG.z);return this}transformDirection(e){for(let t=0,i=this.count;t<i;t++)oG.fromBufferAttribute(this,t),oG.transformDirection(e),this.setXYZ(t,oG.x,oG.y,oG.z);return this}setX(e,t){return this.normalized&&(t=iH(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=iH(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=iH(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=iH(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=iG(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=iG(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=iG(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=iG(t,this.array)),t}setXY(e,t,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=iH(t,this.array),i=iH(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=iH(t,this.array),i=iH(i,this.array),n=iH(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=iH(t,this.array),i=iH(i,this.array),n=iH(n,this.array),r=iH(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 oH(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 rL(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}}}}class oV extends rS{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new rx(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(e)}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}}let ok=new nc,oW=new nc,oX=new nc,oj=new ik,oq=new ik,oY=new nH,oZ=new nc,oJ

186=new nc,oK=new nc,o$=new ik,oQ=new ik,o0=new ik;class o1 extends ri{constructor(e=new oV){if(super(),this.isSprite=!0,this.type="Sprite",void 0===r){r=new rY;let e=new oz(new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),5);r.setIndex([0,1,2,0,2,3]),r.setAttribute("position",new oH(e,3,0,!1)),r.setAttribute("uv",new oH(e,2,3,!1))}this.geometry=r,this.material=e,this.center=new ik(.5,.5)}raycast(e,t){let i,n;null===e.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),oW.setFromMatrixScale(this.matrixWorld),oY.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),oX.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&oW.multiplyScalar(-oX.z);let r=this.material.rotation;0!==r&&(n=Math.cos(r),i=Math.sin(r));let a=this.center;o2(oZ.set(-.5,-.5,0),oX,a,oW,i,n),o2(oJ.set(.5,-.5,0),oX,a,oW,i,n),o2(oK.set(.5,.5,0),oX,a,oW,i,n),o$.set(0,0),oQ.set(1,0),o0.set(1,1);let s=e.ray.intersectTriangle(oZ,oJ,oK,!1,ok);if(null===s&&(o2(oJ.set(-.5,.5,0),oX,a,oW,i,n),oQ.set(0,1),null===(s=e.ray.intersectTriangle(oZ,oK,oJ,!1,ok))))return;let o=e.ray.origin.distanceTo(ok);o<e.near||o>e.far||t.push({distance:o,point:ok.clone(),uv:rf.getInterpolation(ok,oZ,oJ,oK,o$,oQ,o0,new ik),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}}function o2(e,t,i,n,r,a){oj.subVectors(e,i).addScalar(.5).multiply(n),void 0!==r?(oq.x=a*oj.x-r*oj.y,oq.y=r*oj.x+a*oj.y):oq.copy(oj),e.copy(t),e.x+=oq.x,e.y+=oq.y,e.applyMatrix4(oY)}let o3=new nc,o4=new nc;class o5 extends ri{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}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,t=0,i=0){let n;t=Math.abs(t);let r=this.levels;for(n=0;n<r.length&&!(t<r[n].distance);n++);return r.splice(n,0,{distance:t,hysteresis:i,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){o3.setFromMatrixPosition(this.matrixWorld);let i=e.ray.origin.distanceTo(o3);this.getObjectForDistance(i).raycast(e,t)}}update(e){let t=this.levels;if(t.length>1){let i,n;o3.setFromMatrixPosition(e.matrixWorld),o4.setFromMatrixPosition(this.matrixWorld);let r=o3.distanceTo(o4)/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}}let o6=new nc,o8=new ni,o7=new ni,o9=new nc,le=new nH,lt=new nc,li=new nI,ln=new nH,lr=new nG;class la extends ai{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=ep,this.bindMatrix=new nH,this.bindMatrixInverse=new nH,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){let e=this.geometry;null===this.boundingBox&&(this.boundingBox=new nf),this.boundingBox.makeEmpty();let t=e.getAttribute("position");for(let e=0;e<t.count;e++)this.getVertexPosition(e,lt),this.boundingBox.expandByPoint(lt)}computeBoundingSphere(){let e=this.geometry;null===this.boundingSphere&&(this.boundingSphere=new nI),this.boundingSphere.makeEmpty();let t=e.getAttribute("position");for(let e=0;e<t.count;e++)this.getVertexPosition(e,lt),this.boundingSphere.expandByPoint(lt)}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&&

186(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(),li.copy(this.boundingSphere),li.applyMatrix4(n),!1!==e.ray.intersectsSphere(li))){if(ln.copy(n).invert(),lr.copy(e.ray).applyMatrix4(ln),null!==this.boundingBox&&!1===lr.intersectsBox(this.boundingBox))return;this._computeIntersections(e,t,lr)}}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 ni,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;o8.fromBufferAttribute(n.attributes.skinIndex,e),o7.fromBufferAttribute(n.attributes.skinWeight,e),o6.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let e=0;e<4;e++){let n=o7.getComponent(e);if(0!==n){let r=o8.getComponent(e);le.multiplyMatrices(i.bones[r].matrixWorld,i.boneInverses[r]),t.addScaledVector(o9.copy(o6).applyMatrix4(le),n)}}return t.applyMatrix4(this.bindMatrixInverse)}boneTransform(e,t){return console.warn("THREE.SkinnedMesh: .boneTransform() was renamed to .applyBoneTransform() in r151."),this.applyBoneTransform(e,t)}}class ls extends ri{constructor(){super(),this.isBone=!0,this.type="Bone"}}class lo extends nt{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 ll=new nH,lh=new nH;class lu{constructor(e=[],t=[]){this.uuid=iD(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.init()}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 nH)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){let t=new nH;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:lh;ll.multiplyMatrices(r,t[n]),ll.toArray(i,16*n)}null!==n&&(n.needsUpdate=!0)}clone(){return new lu(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(4*this.bones.length),t=new Float32Array((e=Math.max(e=4*Math.ceil(e/4),4))*e*4);t.set(this.boneMatrices);let i=new lo(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 ls),this.bones.push(r),this.boneInverses.push(new nH().fromArray(e.boneInverses[i])

186)}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}}class lc extends rL{constructor(e,t,i,n=1){super(e,t,i),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=n}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}}let ld=new nH,lp=new nH,lf=[],lm=new nf,lg=new nH,l_=new ai,lv=new nI;class lx extends ai{constructor(e,t,i){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new lc(new Float32Array(16*i),16),this.instanceColor=null,this.count=i,this.boundingBox=null,this.boundingSphere=null;for(let e=0;e<i;e++)this.setMatrixAt(e,lg)}computeBoundingBox(){let e=this.geometry,t=this.count;null===this.boundingBox&&(this.boundingBox=new nf),null===e.boundingBox&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let i=0;i<t;i++)this.getMatrixAt(i,ld),lm.copy(e.boundingBox).applyMatrix4(ld),this.boundingBox.union(lm)}computeBoundingSphere(){let e=this.geometry,t=this.count;null===this.boundingSphere&&(this.boundingSphere=new nI),null===e.boundingSphere&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let i=0;i<t;i++)this.getMatrixAt(i,ld),lv.copy(e.boundingSphere).applyMatrix4(ld),this.boundingSphere.union(lv)}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)}raycast(e,t){let i=this.matrixWorld,n=this.count;if(l_.geometry=this.geometry,l_.material=this.material,void 0!==l_.material&&(null===this.boundingSphere&&this.computeBoundingSphere(),lv.copy(this.boundingSphere),lv.applyMatrix4(i),!1!==e.ray.intersectsSphere(lv)))for(let r=0;r<n;r++){this.getMatrixAt(r,ld),lp.multiplyMatrices(i,ld),l_.matrixWorld=lp,l_.raycast(e,lf);for(let e=0,i=lf.length;e<i;e++){let i=lf[e];i.instanceId=r,i.object=this,t.push(i)}lf.length=0}}setColorAt(e,t){null===this.instanceColor&&(this.instanceColor=new lc(new Float32Array(3*this.instanceMatrix.count),3)),t.toArray(this.instanceColor.array,3*e)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,16*e)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"})}}function ly(e,t){return e.z-t.z}function lM(e,t){return t.z-e.z}class lS{constructor(){this.index=0,this.pool=[],this.list=[]}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}}let lb="batchId",lT=new nH,lE=new nH,lw=new nH,lA=new nH,lR=new aM,lC=new nf,lL=new nI,lP=new nc,lI=new lS,lU=new ai,lD=[];class lN extends ai{get maxGeometryCount(){return this._maxGeometryCount}constructor(e,t,i=2*t,n){super(new rY,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()}_initMatricesTexture(){let e=Math.sqrt(4*this._maxGeometryCount),t=new lo(new Float32Array((e=Math.max(e=4*Math.ceil(e/4),4))*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}

186=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 rL(e,1))}let a=n>65536?new Uint32Array(i):new Uint16Array(i);t.setAttribute(lb,new rL(a,1)),this._geometryInitialized=!0}}_validateGeometry(e){if(e.getAttribute(lb))throw Error(`BatchedMesh: Geometry cannot use attribute "${lb}"`);let t=this.geometry;if(!!e.getIndex()!=!!t.getIndex())throw Error('BatchedMesh: All geometries must consistently have "index".');for(let i in t.attributes){if(i===lb)continue;if(!e.hasAttribute(i))throw Error(`BatchedMesh: Added geometry missing "${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 nf);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,lT),this.getBoundingBoxAt(n,lC).applyMatrix4(lT),t.union(lC))}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new nI);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,lT),this.getBoundingSphereAt(n,lL).applyMatrix4(lT),t.union(lL))}addGeometry(e,t=-1,i=-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++,lw.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 nf,sphereInitialized:!1,sphere:new nI});let m=this.geometry.getAttribute(lb);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===lb)continue;let n=t.getAttribute(e),r=i.getAttribute(e);!function(e,t,i=0){let 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 this;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(lP.fromBufferAttribute(a,i))}i.boxInitialized=!0}return t.copy(n),t}getBoundingSphereAt(e,t){if(!1===this._active[e])return this;let i=this._bounds[e],n=i.sphere,r=this.geometry;if(!1===i.sphereInitialized){n.makeEmpty(),this.getBoundingBoxAt(e,lC),lC.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)),lP.fromBufferAttribute(a,i),o=Math.max(o,n.center.distanceToSquared(lP))}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;lU.material=this.material,lU.geometry.index=o.index,lU.geometry.attributes=o.attributes,null===lU.geometry.boundingBox&&

186(lU.geometry.boundingBox=new nf),null===lU.geometry.boundingSphere&&(lU.geometry.boundingSphere=new nI);for(let o=0;o<a;o++){if(!i[o]||!n[o])continue;let a=r[o];lU.geometry.setDrawRange(a.start,a.count),this.getMatrixAt(o,lU.matrixWorld).premultiply(s),this.getBoundingBoxAt(o,lU.geometry.boundingBox),this.getBoundingSphereAt(o,lU.geometry.boundingSphere),lU.raycast(e,lD);for(let e=0,i=lD.length;e<i;e++){let i=lD[e];i.object=this,i.batchId=o,t.push(i)}lD.length=0}lU.material=null,lU.geometry.index=null,lU.geometry.attributes={},lU.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._visibility,l=this._multiDrawStarts,h=this._multiDrawCounts,u=this._drawRanges,c=this.perObjectFrustumCulled;c&&(lA.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse).multiply(this.matrixWorld),lR.setFromProjectionMatrix(lA,e.isWebGPURenderer?iR:iA));let d=0;if(this.sortObjects){lE.copy(this.matrixWorld).invert(),lP.setFromMatrixPosition(i.matrixWorld).applyMatrix4(lE);for(let e=0,t=o.length;e<t;e++)if(o[e]){this.getMatrixAt(e,lT),this.getBoundingSphereAt(e,lL).applyMatrix4(lT);let t=!1;if(c&&(t=!lR.intersectsSphere(lL)),!t){let t=lP.distanceTo(lL.center);lI.push(u[e],t)}}let e=lI.list,t=this.customSort;

186null===t?e.sort(r.transparent?lM:ly):t.call(this,e,i);for(let t=0,i=e.length;t<i;t++){let i=e[t];l[d]=i.start*s,h[d]=i.count,d++}lI.reset()}else for(let e=0,t=o.length;e<t;e++)if(o[e]){let t=!1;if(c&&(this.getMatrixAt(e,lT),this.getBoundingSphereAt(e,lL).applyMatrix4(lT),t=!lR.intersectsSphere(lL)),!t){let t=u[e];l[d]=t.start*s,h[d]=t.count,d++}}this._multiDrawCount=d,this._visibilityChanged=!1}onBeforeShadow(e,t,i,n,r,a){this.onBeforeRender(e,null,n,r,a)}}class lO extends rS{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new rx(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}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}}let lF=new nc,lB=new nc,lz=new nH,lG=new nG,lH=new nI;class lV extends ri{constructor(e=new rY,t=new lO){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.updateMorphTargets()}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++)lF.fromBufferAttribute(t,e-1),lB.fromBufferAttribute(t,e),i[e]=i[e-1],i[e]+=lF.distanceTo(lB);e.setAttribute("lineDistance",new rz(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(),lH.copy(i.boundingSphere),lH.applyMatrix4(n),lH.radius+=r,!1===e.ray.intersectsSphere(lH))return;lz.copy(n).invert(),lG.copy(e.ray).applyMatrix4(lz);let s=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=s*s,l=new nc,h=new nc,u=new nc,c=new nc,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),lG.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),lG.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}}}}}let lk=new nc,lW=new nc;class lX extends lV{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}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)lk.fromBufferAttribute(t,e),lW.fromBufferAttribute(t,e+1),i[e]=0===e?0:i[e-1],i[e+1]=i[e]+lk.distanceTo(lW);e.setAttribute("lineDistance",new rz(i,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class lj extends lV{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class lq extends rS{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new rx(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}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}}let lY=new nH,lZ=new nG,lJ=new nI,lK=new nc;class l$ extends ri{constructor(e=new rY,t=new lq){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.updateMorphTargets()}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(),lJ.copy(i.boundingSphere),lJ.applyMatrix4(n),lJ.radius+=r,!1===e.ray.intersectsSphere(lJ))return;lY.copy(n).invert(),lZ.copy(e.ray).applyMatrix4(lY);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);lK.fromBufferAttribute(h,i),lQ(lK,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++)lK.fromBufferAttribute(h,a),lQ(lK,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}}}}}function lQ(e,t,i,n,r,a,s){let o=lZ.distanceSqToPoint(e);if(o<i){let i=new nc;

186lZ.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 l0 extends nt{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)})}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)}}class l1 extends nt{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=eT,this.minFilter=eT,this.generateMipmaps=!1,this.needsUpdate=!0}}class l2 extends nt{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 l3 extends l2{constructor(e,t,i,n,r,a){super(e,t,i,r,a),this.isCompressedArrayTexture=!0,this.image.depth=n,this.wrapR=eS}}class l4 extends l2{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 l5 extends nt{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 l6{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){let i=this.getUtoTmapping(e);return this.getPoint(i,t)}getPoints(e=5){let t=[];for(let i=0;i<=e;i++)t.push(this.getPoint(i/e));return t}getSpacedPoints(e=5){let 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(e=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 ik:new nc);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 nc,n=[],r=[],a=[],s=new nc,o=new nH;for(let t=0;t<=e;t++){let i=t/e;n[t]=this.getTangentAt(i,new nc)}r[0]=new nc,a[0]=new nc;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(iN(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(iN(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}}class l8 extends l6{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}getPoint(e,t){let i=t||new ik,n=2*Math.PI,r=this.aEndAngle-this.aStartAngle,a=Math.abs(r)<Number.EPSILON;for(;r<0;)r+=n;for(;r>n;)r-=n;r<Number.EPSILON&&(r=a?0:n),!0!==this.aClockwise||a||(r===n?r=-n:r-=n);let s=this.aStartAngle+e*r,o=this.aX+this.xRadius*Math.cos(s),l=this.aY+this.yRadius*Math.sin(s);if(0!==this.aRotation){let e=Math.cos(this.aRotation),t=Math.sin(this.aRotation),i=o-this.aX,n=l-this.aY;o=i*e-n*t+this.aX,l=i*t+n*e+this.aY}return i.set(o,l)}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}}class l7 extends l8{constructor(e,t,i,n,r,a){super(e,t,i,i,n,r,a),this.isArcCurve=!0,this.type="ArcCurve"}}function l9(){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 he=new nc,ht=new l9,hi=new l9,hn=new l9;class hr extends l6{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}getPoint(e,t=new nc){let i,n;let 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?i=r[(o-1)%a]:(he.subVectors(r[0],r[1]).add(r[0]),i=he);let h=r[o%a],u=r[(o+1)%a];if(this.closed||o+2<a?n=r[(o+2)%a]:(he.subVectors(r[a-1],r[a-2]).add(r[a-1]),n=he),"centripetal"===this.curveType||"chordal"===this.curveType){let e="chordal"===this.curveType?.5:.25,t=Math.pow(i.distanceToSquared(h),e),r=Math.pow(h.distanceToSquared(u),e),a=Math.pow(u.distanceToSquared(n),e);r<1e-4&&(r=1),t<1e-4&&(t=r),a<1e-4&&(a=r),ht.initNonuniformCatmullRom(i.x,h.x,u.x,n.x,t,r,a),hi.initNonuniformCatmullRom(i.y,h.y,u.y,n.y,t,r,a),hn.initNonuniformCatmullRom(i.z,h.z,u.z,n.z,t,r,a)}else"catmullrom"===this.curveType&&(ht.initCatmullRom(i.x,h.x,u.x,n.x,this.tension),hi.initCatmullRom(i.y,h.y,u.y,n.y,this.tension),hn.initCatmullRom(i.z,h.z,u.z,n.z,this.tension));return t.set(ht.calc(l),hi.calc(l),hn.calc(l)),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.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 nc().fromArray(i))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function ha(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 hs(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 ho(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 hl extends l6{constructor(e=new ik,t=new ik,i=new ik,n=new ik){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=i,this.v3=n}getPoint(e,t=new ik){let i=this.v0,n=this.v1,r=this.v2,a=this.v3;return t.set(ho(e,i.x,n.x,r.x,a.x),ho(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}}class hh extends l6{constructor(e=new nc,t=new nc,i=new nc,n=new nc){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=i,this.v3=n}getPoint(e,t=new nc){let i=this.v0,n=this.v1,r=this.v2,a=this.v3;return t.set(ho(e,i.x,n.x,r.x,a.x),ho(e,i.y,n.y,r.y,a.y),ho(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}}class hu extends l6{constructor(e=new ik,t=new ik){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new ik){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)}

186getTangent(e,t=new ik){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}}class hc extends l6{constructor(e=new nc,t=new nc){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new nc){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,t=new nc){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}}class hd extends l6{constructor(e=new ik,t=new ik,i=new ik){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=i}getPoint(e,t=new ik){let i=this.v0,n=this.v1,r=this.v2;return t.set(hs(e,i.x,n.x,r.x),hs(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}}class hp extends l6{constructor(e=new nc,t=new nc,i=new nc){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=i}getPoint(e,t=new nc){let i=this.v0,n=this.v1,r=this.v2;return t.set(hs(e,i.x,n.x,r.x),hs(e,i.y,n.y,r.y),hs(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}}class hf extends l6{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new ik){let 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(ha(a,s.x,o.x,l.x,h.x),ha(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 ik().fromArray(i))}return this}}var hm=Object.freeze({__proto__:null,ArcCurve:l7,CatmullRomCurve3:hr,CubicBezierCurve:hl,CubicBezierCurve3:hh,EllipseCurve:l8,LineCurve:hu,LineCurve3:hc,QuadraticBezierCurve:hd,QuadraticBezierCurve3:hp,SplineCurve:hf});class hg extends l6{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}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 hm[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(e=40){let t=[];for(let i=0;i<=e;i++)t.push(this.getPoint(i/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){let t;let i=[];for(let n=0,r=this.curves;n<r.length;n++){let a=r[n],s=a.isEllipseCurve?2*e:a.isLineCurve||a.isLineCurve3?1:a.isS

186plineCurve?e*a.points.length:e,o=a.getPoints(s);for(let e=0;e<o.length;e++){let n=o[e];t&&t.equals(n)||(i.push(n),t=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 hm[i.type]().fromJSON(i))}return this}}class h_ extends hg{constructor(e){super(),this.type="Path",this.currentPoint=new ik,e&&this.setFromPoints(e)}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 hu(this.currentPoint.clone(),new ik(e,t));return this.curves.push(i),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,i,n){let r=new hd(this.currentPoint.clone(),new ik(e,t),new ik(i,n));return this.curves.push(r),this.currentPoint.set(i,n),this}bezierCurveTo(e,t,i,n,r,a){let s=new hl(this.currentPoint.clone(),new ik(e,t),new ik(i,n),new ik(r,a));return this.curves.push(s),this.currentPoint.set(r,a),this}splineThru(e){let t=new hf([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 l8(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}}class hv extends rY{constructor(e=[new ik(0,-.5),new ik(.5,0),new ik(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=iN(n,0,2*Math.PI);let r=[],a=[],s=[],o=[],l=[],h=1/t,u=new nc,c=new ik,d=new nc,p=new nc,f=new nc,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 rz(a,3)),this.setAttribute("uv",new rz(s,2)),this.setAttribute("normal",new rz(l,3))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new hv(e.points,e.segments,e.phiStart,e.phiLength)}}class hx extends hv{constructor(e=1,t=1,i=4,n=8){let r=new h_;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}}static fromJSON(e){return new hx(e.radius,e.length,e.capSegments,e.radialSegments)}}class hy extends rY{constructor(e=1,t=32,i=0,n=2*Math.PI){super(),this.type="CircleGeometry",this.parameters={radiu

186s:e,segments:t,thetaStart:i,thetaLength:n},t=Math.max(3,t);let r=[],a=[],s=[],o=[],l=new nc,h=new ik;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 rz(a,3)),this.setAttribute("normal",new rz(s,3)),this.setAttribute("uv",new rz(o,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new hy(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class hM extends rY{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 ik,f=new nc,_=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 nc,_=new nc,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 rz(u,3)),this.setAttribute("normal",new rz(c,3)),this.setAttribute("uv",new rz(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new hM(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class hS extends hM{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="C

186oneGeometry",this.parameters={radius:e,height:t,radialSegments:i,heightSegments:n,openEnded:r,thetaStart:a,thetaLength:s}}static fromJSON(e){return new hS(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class hb extends rY{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 nc,n=new nc,r=new nc;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 nc;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 nc;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 nc,t=new nc,i=new nc,n=new nc,s=new ik,o=new ik,u=new ik;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 rz(r,3)),this.setAttribute("normal",new rz(r.slice(),3)),this.setAttribute("uv",new rz(a,2)),0===n?this.computeVertexNormals():this.normalizeNormals()}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new hb(e.vertices,e.indices,e.radius,e.details)}}class hT extends hb{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,

18619,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new hT(e.radius,e.detail)}}let hE=new nc,hw=new nc,hA=new nc,hR=new rf;class hC extends rY{constructor(e=null,t=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},null!==e){let i=Math.cos(iI*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}=hR;if(t.fromBufferAttribute(r,s[0]),a.fromBufferAttribute(r,s[1]),c.fromBufferAttribute(r,s[2]),hR.getNormal(hA),l[0]=`${Math.round(1e4*t.x)},${Math.round(1e4*t.y)},${Math.round(1e4*t.z)}`,l[1]=`${Math.round(1e4*a.x)},${Math.round(1e4*a.y)},${Math.round(1e4*a.z)}`,l[2]=`${Math.round(1e4*c.x)},${Math.round(1e4*c.y)},${Math.round(1e4*c.z)}`,l[0]!==l[1]&&l[1]!==l[2]&&l[2]!==l[0])for(let e=0;e<3;e++){let t=(e+1)%3,n=l[e],r=l[t],a=hR[o[e]],c=hR[o[t]],d=`${n}_${r}`,p=`${r}_${n}`;p in h&&h[p]?(hA.dot(h[p].normal)<=i&&(u.push(a.x,a.y,a.z),u.push(c.x,c.y,c.z)),h[p]=null):d in h||(h[d]={index0:s[e],index1:s[t],normal:hA.clone()})}}for(let e in h)if(h[e]){let{index0:t,index1:i}=h[e];hE.fromBufferAttribute(r,t),hw.fromBufferAttribute(r,i),u.push(hE.x,hE.y,hE.z),u.push(hw.x,hw.y,hw.z)}this.setAttribute("position",new rz(u,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}class hL extends h_{constructor(e){super(e),this.uuid=iD(),this.type="Shape",this.holes=[]}getPointsHoles(e){let t=[];for(let i=0,n=this.holes.length;i<n;i++)t[i]=this.holes[i].getPoints(e);return t}extractPoints(e){return{shape:this.getPoints(e),holes:this.getPointsHoles(e)}}copy(e){super.copy(e),this.holes=[];for(let t=0,i=e.holes.length;t<i;t++){let i=e.holes[t];this.holes.push(i.clone())}return this}toJSON(){let e=super.toJSON();e.uuid=this.uuid,e.holes=[];for(let t=0,i=this.holes.length;t<i;t++){let i=this.holes[t];e.holes.push(i.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.uuid=e.uuid,this.holes=[];for(let t=0,i=e.holes.length;t<i;t++){let i=e.holes[t];this.holes.push(new h_().fromJSON(i))}return this}}let hP=function(e,t,i=2){let n,r,a,s,o,l,h;let u=t&&t.length,c=u?t[0]*i:e.length,d=hI(e,0,c,i,!0),p=[];if(!d||d.next===d.prev)return p;if(u&&(d=function(e,t,i,n){let r,a,s,o,l;let h=[];for(r=0,a=t.length;r<a;r++)s=t[r]*n,o=r<a-1?t[r+1]*n:e.length,(l=hI(e,s,o,n,!1))===l.next&&(l.steiner=!0),h.push(function(e){let t=e,i=e;do(t.x<i.x||t.x===i.x&&t.y<i.y)&&(i=t),t=t.next;while(t!==e);return i}(l));for(h.sort(hD),r=0;r<h.length;r++)i=function(e,t){let i=function(e,t){let i=t,n=-1/0,r,a=e.x,s=e.y;do{if(s<=i.y&&s>=i.next.y&&i.next.y!==i.y){let e=i.x+(s-i.y)*(i.next.x-i.x)/(i.next.y-i.y);if(e<=a&&e>n&&(n=e,r=i.x<i.next.x?i:i.next,e===a))return r}i=i.next}while(i!==t);if(!r)return null;let o=r,l=r.x,h=r.y,u=1/0,c;i=r;do{var 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186s:e,detail:t}}static fromJSON(e){return new h$(e.radius,e.detail)}}class hQ extends hb{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}}static fromJSON(e){return new hQ(e.radius,e.detail)}}class h0 extends rY{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 nc,p=new ik;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 rz(o,3)),this.setAttribute("normal",new rz(l,3)),this.setAttribute("uv",new rz(h,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new h0(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}}class h1 extends rY{constructor(e=new hL([new ik(0,.5),new ik(-.5,-.5),new ik(.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 rz(n,3)),this.setAttribute("normal",new rz(r,3)),this.setAttribute("uv",new rz(a,2))}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 h1(i,e.curveSegments)}}class h2 extends rY{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 nc,c=new nc,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 rz(p,3)),this.setAttribute("normal",new rz(f,3)),this.setAttribute("uv",new rz(m,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new h2(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class h3 extends hb{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}}static fromJSON(e){return new h3(e.radius,e.detail)}}class h4 extends rY{constructor(e=1,t=.4,i=12,n=48,r=2*Math.PI){super(),this.type="TorusGeometry",this.parameters={radiu

186s:e,tube:t,radialSegments:i,tubularSegments:n,arc:r},i=Math.floor(i),n=Math.floor(n);let a=[],s=[],o=[],l=[],h=new nc,u=new nc,c=new nc;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 rz(s,3)),this.setAttribute("normal",new rz(o,3)),this.setAttribute("uv",new rz(l,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new h4(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}}class h5 extends rY{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 nc,c=new nc,d=new nc,p=new nc,f=new nc,m=new nc,g=new nc;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 rz(o,3)),this.setAttribute("normal",new rz(l,3)),this.setAttribute("uv",new rz(h,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new h5(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}}class h6 extends rY{constructor(e=new hp(new nc(-1,-1,0),new nc(-1,1,0),new nc(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 nc,o=new nc,l=new ik,h=new nc,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 rz(u,3)),this.setAttribute("normal",new rz(c,3)),this.setAttribute("uv",new rz(d,2))}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 h6(new hm[e.path.type]().fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class h8 extends rY{constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},null!==e){let t=[],i=new Set,n=new nc,r=new nc;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===h7(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===h7(n,r,i)&&(t.push(n.x,n.y,n.z),t.pu

186sh(r.x,r.y,r.z))}}this.setAttribute("position",new rz(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}function h7(e,t,i){let n=`${e.x},${e.y},${e.z}-${t.x},${t.y},${t.z}`,r=`${t.x},${t.y},${t.z}-${e.x},${e.y},${e.z}`;return!0!==i.has(n)&&!0!==i.has(r)&&(i.add(n),i.add(r),!0)}var h9=Object.freeze({__proto__:null,BoxGeometry:ar,CapsuleGeometry:hx,CircleGeometry:hy,ConeGeometry:hS,CylinderGeometry:hM,DodecahedronGeometry:hT,EdgesGeometry:hC,ExtrudeGeometry:hJ,IcosahedronGeometry:h$,LatheGeometry:hv,OctahedronGeometry:hQ,PlaneGeometry:aT,PolyhedronGeometry:hb,RingGeometry:h0,ShapeGeometry:h1,SphereGeometry:h2,TetrahedronGeometry:h3,TorusGeometry:h4,TorusKnotGeometry:h5,TubeGeometry:h6,WireframeGeometry:h8});class ue extends rS{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new rx(0),this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.fog=e.fog,this}}class ut extends ah{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class ui extends rS{constructor(e){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new rx(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 rx(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=tV,this.normalScale=new ik(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}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.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}}class un extends ui{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 ik(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return iN(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 rx(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 rx(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new rx(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}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}}class ur extends rS{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new rx(16777215),this.specular=new rx(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new rx(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=tV,this.normalScale=new ik(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=en,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)}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.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}}class ua extends rS{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new rx(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new rx(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=tV,this.normalScale=new ik(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)}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}}class us extends rS{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=tV,this.normalScale=new ik(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}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}}class uo extends rS{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new rx(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new rx(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=tV,this.normalScale=new ik(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=en,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)}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.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}}

186class ul extends rS{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new rx(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=tV,this.normalScale=new ik(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(e)}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}}class uh extends lO{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}function uu(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 uc(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)}function ud(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 up(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 uf(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 um={convertArray:uu,isTypedArray:uc,getKeyframeOrder:ud,sortedArray:up,flattenJSON:uf,subclip:function(e,t,i,n,r=30){let 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=uu(l,t.times.constructor),t.values=uu(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,t=0,i=e,n=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 nu().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)nu.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=tD,e}};class ug{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_={}}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_(){}}class u_ extends ug{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}}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-

186d*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}}class uv extends ug{constructor(e,t,i,n){super(e,t,i,n)}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}}class ux extends ug{constructor(e,t,i,n){super(e,t,i,n)}interpolate_(e){return this.copySampleValue_(e-1)}}class uy{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=uu(t,this.TimeBufferType),this.values=uu(i,this.ValueBufferType),this.setInterpolation(n||this.DefaultInterpolation)}static toJSON(e){let t;let i=e.constructor;if(i.toJSON!==this.toJSON)t=i.toJSON(e);else{t={name:e.name,times:uu(e.times,Array),values:uu(e.values,Array)};let i=e.getInterpolation();i!==e.DefaultInterpolation&&(t.interpolation=i)}return t.type=e.ValueTypeName,t}InterpolantFactoryMethodDiscrete(e){return new ux(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new uv(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new u_(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&&uc(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}}uy.prototype.TimeBufferType=Float32Array,uy.prototype.ValueBufferType=Float32Array,uy.prototype.DefaultInterpolation=tR;class uM extends uy{}uM.prototype.ValueTypeName="bool",uM.prototype.ValueBufferType=Array,uM.prototype.DefaultInterpolation=tA,uM.prototype.InterpolantFactoryMethodLinear=void 0,uM.prototype.InterpolantFactoryMethodSmooth=void 0;class uS extends uy{}uS.prototype.ValueTypeName="color";class ub extends uy{}ub.prototype.ValueTypeName="number";class uT extends ug{constructor(e,t,i,n){super(e,t,i,n)}interpolate_(e,t,i,n){let r=this.resultBuffer,a=this.sampleValues,s=this.valueSize,o=(i-t)/(n-t),l=e*s;for(let e=l+s;

186l!==e;l+=4)nu.slerpFlat(r,0,a,l-s,a,l,o);return r}}class uE extends uy{InterpolantFactoryMethodLinear(e){return new uT(this.times,this.values,this.getValueSize(),e)}}uE.prototype.ValueTypeName="quaternion",uE.prototype.DefaultInterpolation=tR,uE.prototype.InterpolantFactoryMethodSmooth=void 0;class uw extends uy{}uw.prototype.ValueTypeName="string",uw.prototype.ValueBufferType=Array,uw.prototype.DefaultInterpolation=tA,uw.prototype.InterpolantFactoryMethodLinear=void 0,uw.prototype.InterpolantFactoryMethodSmooth=void 0;class uA extends uy{}uA.prototype.ValueTypeName="vector";class uR{constructor(e,t=-1,i,n=tU){this.name=e,this.tracks=i,this.duration=t,this.blendMode=n,this.uuid=iD(),this.duration<0&&this.resetDuration()}static parse(e){let t=[],i=e.tracks,n=1/(e.fps||1);for(let e=0,r=i.length;e!==r;++e)t.push((function(e){if(void 0===e.type)throw Error("THREE.KeyframeTrack: track type undefined, can not parse");let t=function(e){switch(e.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return ub;case"vector":case"vector2":case"vector3":case"vector4":return uA;case"color":return uS;case"quaternion":return uE;case"bool":case"boolean":return uM;case"string":return uw}throw Error("THREE.KeyframeTrack: Unsupported typeName: "+e)}(e.type);if(void 0===e.times){let t=[],i=[];uf(e.keys,t,i,"value"),e.times=t,e.values=i}return void 0!==t.parse?t.parse(e):new t(e.name,e.times,e.values,e.interpolation)})(i[e]).scale(n));let r=new this(e.name,e.duration,t,e.blendMode);return r.uuid=e.uuid,r}static toJSON(e){let t=[],i=e.tracks,n={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let e=0,n=i.length;e!==n;++e)t.push(uy.toJSON(i[e]));return n}static CreateFromMorphTargetSequence(e,t,i,n){let r=t.length,a=[];for(let e=0;e<r;e++){let s=[],o=[];s.push((e+r-1)%r,e,(e+1)%r),o.push(0,1,0);let l=ud(s);s=up(s,1,l),o=up(o,1,l),n||0!==s[0]||(s.push(r),o.push(o[0])),a.push(new ub(".morphTargetInfluences["+t[e].name+"]",s,o).scale(1/i))}return new this(e,-1,a)}static findByName(e,t){let i=e;Array.isArray(e)||(i=e.geometry&&e.geometry.animations||e.animations);for(let e=0;e<i.length;e++)if(i[e].name===t)return i[e];return null}static CreateClipsFromMorphTargetSequences(e,t,i){let n={},r=/^([\w-]*?)([\d]+)$/;for(let t=0,i=e.length;t<i;t++){let i=e[t],a=i.name.match(r);if(a&&a.length>1){let e=a[1],t=n[e];t||(n[e]=t=[]),t.push(i)}}let a=[];for(let e in n)a.push(this.CreateFromMorphTargetSequence(e,n[e],t,i));return a}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;let i=function(e,t,i,n,r){if(0!==i.length){let a=[],s=[];uf(i,a,s,n),0!==a.length&&r.push(new e(t,a,s))}},n=[],r=e.name||"default",a=e.fps||30,s=e.blendMode,o=e.length||-1,l=e.hierarchy||[];for(let e=0;e<l.length;e++){let r=l[e].keys;if(r&&0!==r.length){if(r[0].morphTargets){let e;let t={};for(e=0;e<r.length;e++)if(r[e].morphTargets)for(let i=0;i<r[e].morphTargets.length;i++)t[r[e].morphTargets[i]]=-1;for(let i in t){let t=[],a=[];for(let n=0;n!==r[e].morphTargets.length;++n){let n=r[e];t.push(n.time),a.push(n.morphTarget===i?1:0)}n.push(new ub(".morphTargetInfluence["+i+"]",t,a))}o=t.length*a}else{let a=".bones["+t[e].name+"]";i(uA,a+".position",r,"pos",n),i(uE,a+".quaternion",r,"rot",n),i(uA,a+".scale",r,"scl",n)}}}return 0===n.length?null:new this(r,o,n,s)}resetDuration(){let e=this.tracks,t=0;for(let i=0,n=e.length;i!==n;++i){let e=this.tracks[i];t=Math.max(t,e.times[e.times.length-1])}return this.duration=t,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){let 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)}}let uC={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 uL{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 n?n(e):e},this.setURLModifier=function(e){return n=e,this},this.addHandler=function(e,t){return l.push(e,t),this},this.removeHandler=function(e){let t=l.indexOf(e);return -1!==t&&l.splice(t,2),this},this.getHandler=function(e){for(let t=0,i=l.length;t<i;t+=2){let i=l[t],n=l[t+1];if(i.global&&(i.lastIndex=0),i.test(e))return n}return null}}}let uP=new uL;class uI{constructor(e){this.manager=void 0!==e?e:uP,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){let i=this;return new Promise(function(n,r){i.load(e,n,t,r)})}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}uI.DEFAULT_MATERIAL_NAME="__DEFAULT";let uU={};

186class uD extends Error{constructor(e,t){super(e),this.response=t}}class uN extends uI{constructor(e){super(e)}load(e,t,i,n){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);let r=uC.get(e);if(void 0!==r)return this.manager.itemStart(e),setTimeout(()=>{t&&t(r),this.manager.itemEnd(e)},0),r;if(void 0!==uU[e]){uU[e].push({onLoad:t,onProgress:i,onError:n});return}uU[e]=[],uU[e].push({onLoad:t,onProgress:i,onError:n});let a=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),s=this.mimeType,o=this.responseType;fetch(a).then(t=>{if(200===t.status||0===t.status){if(0===t.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body||void 0===t.body.getReader)return t;let i=uU[e],n=t.body.getReader(),r=t.headers.get("Content-Length")||t.headers.get("X-File-Size"),a=r?parseInt(r):0,s=0!==a,o=0;return new Response(new ReadableStream({start(e){(function t(){n.read().then(({done:n,value:r})=>{if(n)e.close();else{let n=new ProgressEvent("progress",{lengthComputable:s,loaded:o+=r.byteLength,total:a});for(let e=0,t=i.length;e<t;e++){let t=i[e];t.onProgress&&t.onProgress(n)}e.enqueue(r),t()}})})()}}))}throw new uD(`fetch for "${t.url}" responded with ${t.status}: ${t.statusText}`,t)}).then(e=>{switch(o){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then(e=>new DOMParser().parseFromString(e,s));case"json":return e.json();default:if(void 0===s)return e.text();{let t=/charset="?([^;"\s]*)"?/i.exec(s),i=new TextDecoder(t&&t[1]?t[1].toLowerCase():void 0);return e.arrayBuffer().then(e=>i.decode(e))}}}).then(t=>{uC.add(e,t);let i=uU[e];delete uU[e];for(let e=0,n=i.length;e<n;e++){let n=i[e];n.onLoad&&n.onLoad(t)}}).catch(t=>{let i=uU[e];if(void 0===i)throw this.manager.itemError(e),t;delete uU[e];for(let e=0,n=i.length;e<n;e++){let 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}}class uO extends uI{constructor(e){super(e)}load(e,t,i,n){let r=this,a=new uN(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=uR.parse(e[i]);t.push(n)}return t}}class uF extends uI{constructor(e){super(e)}load(e,t,i,n){let r=this,a=[],s=new l2,o=new uN(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 i=r.parse(e,!0);a[h]={width:i.width,height:i.height,format:i.format,mipmaps:i.mipmaps},6===(l+=1)&&(1===i.mipmapCount&&(s.minFilter=eC),s.image=a,s.format=i.format,s.needsUpdate=!0,t&&t(s))},i,n)}(h);else o.load(e,function(e){let i=r.parse(e,!0);if(i.isCubemap){let e=i.mipmaps.length/i.mipmapCount;for(let t=0;t<e;t++){a[t]={mipmaps:[]};for(let e=0;e<i.mipmapCount;e++)a[t].mipmaps.push(i.mipmaps[t*i.mipmapCount+e]),a[t].format=i.format,a[t].width=i.width,a[t].height=i.height}s.image=a}else s.image.width=i.width,s.image.height=i.height,s.mipmaps=i.mipmaps;1===i.mipmapCount&&(s.minFilter=eC),s.format=i.format,s.needsUpdate=!0,t&&t(s)},i,n);return s}}class uB extends uI{constructor(e){super(e)}load(e,t,i,n){void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);let r=this,a=uC.get(e);if(void 0!==a)return r.manager.itemStart(e),setTimeout(function(){t&&t(a),r.manager.itemEnd(e)},0),a;let s=iZ("img");function o(){h(),uC.add(e,this),t&&t(this),r.manager.itemEnd(e)}function 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}}class uz extends uI{constructor(e){super(e)}load(e,t,i,n){let r=new ap;

186r.colorSpace=tX;let a=new uB(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}}class uG extends uI{constructor(e){super(e)}load(e,t,i,n){let r=this,a=new lo,s=new uN(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 0!==i.image?a.image=i.image:void 0!==i.data&&(a.image.width=i.width,a.image.height=i.height,a.image.data=i.data),a.wrapS=void 0!==i.wrapS?i.wrapS:eS,a.wrapT=void 0!==i.wrapT?i.wrapT:eS,a.magFilter=void 0!==i.magFilter?i.magFilter:eC,a.minFilter=void 0!==i.minFilter?i.minFilter:eC,a.anisotropy=void 0!==i.anisotropy?i.anisotropy:1,void 0!==i.colorSpace?a.colorSpace=i.colorSpace:void 0!==i.encoding&&(a.encoding=i.encoding),void 0!==i.flipY&&(a.flipY=i.flipY),void 0!==i.format&&(a.format=i.format),void 0!==i.type&&(a.type=i.type),void 0!==i.mipmaps&&(a.mipmaps=i.mipmaps,a.minFilter=eI),1===i.mipmapCount&&(a.minFilter=eC),void 0!==i.generateMipmaps&&(a.generateMipmaps=i.generateMipmaps),a.needsUpdate=!0,t&&t(a,i)},i,n),a}}class uH extends uI{constructor(e){super(e)}load(e,t,i,n){let r=new nt,a=new uB(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(e,function(e){r.image=e,r.needsUpdate=!0,void 0!==t&&t(r)},i,n),r}}class uV extends ri{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new rx(e),this.intensity=t}dispose(){}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){let t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,void 0!==this.groundColor&&(t.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(t.object.distance=this.distance),void 0!==this.angle&&(t.object.angle=this.angle),void 0!==this.decay&&(t.object.decay=this.decay),void 0!==this.penumbra&&(t.object.penumbra=this.penumbra),void 0!==this.shadow&&(t.object.shadow=this.shadow.toJSON()),t}}class uk extends uV{constructor(e,t,i){super(e,i),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(ri.DEFAULT_UP),this.updateMatrix(),this.groundColor=new rx(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}}let uW=new nH,uX=new nc,uj=new nc;class uq{constructor(e){this.camera=e,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new ik(512,512),this.map=null,this.mapPass=null,this.matrix=new nH,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new aM,this._frameExtents=new ik(1,1),this._viewportCount=1,this._viewports=[new ni(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){let t=this.camera,i=this.matrix;uX.setFromMatrixPosition(e.matrixWorld),t.position.copy(uX),uj.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(uj),t.updateMatrixWorld(),uW.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(uW),i.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),i.multiply(uW)}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}}class uY extends uq{constructor(){super(new ac(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){let t=this.camera,i=2*iU*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}}class uZ extends uV{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(ri.DEFAULT_UP),this.updateMatrix(),this.target=new ri,this.distance=i,this.angle=n,this.penumbra=r,this.decay=a,this.map=null,this.shadow=new uY}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}}let uJ=new nH,uK=new nc,u$=new nc;class uQ extends uq{constructor(){super(new ac(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new ik(4,2),this._viewportCount=6,this._viewports=[new ni(2,1,1,1),new ni(0,1,1,1),new ni(3,1,1,1),new ni(1,1,1,1),new ni(3,0,1,1),new ni(1,0,1,1)],this._cubeDirections=[new nc(1,0,0),new nc(-1,0,0),new nc(0,0,1),new nc(0,0,-1),new nc(0,1,0),new nc(0,-1,0)],this._cubeUps=[new nc(0,1,0),new nc(0,1,0),new nc(0,1,0),new nc(0,1,0),new nc(0,0,1),new nc(0,0,-1)]}updateMatrices(e,t=0){let i=this.camera,n=this.matrix,r=e.distance||i.far;r!==i.far&&(i.far=r,i.updateProjectionMatrix()),uK.setFromMatrixPosition(e.matrixWorld),i.position.copy(uK),u$.copy(i.position),u$.add(this._cubeDirections[t]),i.up.copy(this._cubeUps[t]),i.lookAt(u$),i.updateMatrixWorld(),n.makeTranslation(-uK.x,-uK.y,-uK.z),uJ.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromProjectionMatrix(uJ)}}class u0 extends uV{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 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}}class u1 extends uq{constructor(){super(new aN(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}

186}class u2 extends uV{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(ri.DEFAULT_UP),this.updateMatrix(),this.target=new ri,this.shadow=new u1}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class u3 extends uV{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class u4 extends uV{constructor(e,t,i=10,n=10){super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=i,this.height=n}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}}class u5{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new nc)}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,t=0){let i=this.coefficients;for(let n=0;n<9;n++)i[n].fromArray(e,t+3*n);return this}toArray(e=[],t=0){let 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)}}class u6 extends uV{constructor(e=new u5,t=1){super(void 0,t),this.isLightProbe=!0,this.sh=e}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}}class u8 extends uI{constructor(e){super(e),this.textures={}}load(e,t,i,n){let r=this,a=new uN(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=u8.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 rx().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.op

186acity=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 rx().setHex(r.value);break;case"v2":n.uniforms[t].value=new ik().fromArray(r.value);break;case"v3":n.uniforms[t].value=new nc().fromArray(r.value);break;case"v4":n.uniforms[t].value=new ni().fromArray(r.value);break;case"m3":n.uniforms[t].value=new iW().fromArray(r.value);break;

186case"m4":n.uniforms[t].value=new nH().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 ik().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.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 ik().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:ue,SpriteMaterial:oV,RawShaderMaterial:ut,ShaderMaterial:ah,PointsMaterial:lq,MeshPhysicalMaterial:un,MeshStandardMaterial:ui,MeshPhongMaterial:ur,MeshToonMaterial:ua,MeshNormalMaterial:us,MeshLambertMaterial:uo,MeshDepthMaterial:oM,MeshDistanceMaterial:oS,MeshBasicMaterial:rb,MeshMatcapMaterial:ul,LineDashedMaterial:uh,LineBasicMaterial:lO,Material:rS})[e]}}class u7{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 u9 extends rY{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}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}}class ce extends uI{constructor(e){super(e)}load(e,t,i,n){let r=this,a=new uN(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=new Uint32Array(e.arrayBuffers[t]).buffer;return i[t]=n,n}(e,r.buffer),s=new oz(iY(r.type,a),r.stride);return s.uuid=r.uuid,t[n]=s,s}let r=e.isInstancedBufferGeometry?new u9:new rY,a=e.data.index;if(void 0!==a){let e=iY(a.type,a.array);r.setIndex(new rL(e,1))}let s=e.data.attributes;for(let t in s){let i;let a=s[t];if(a.isInterleavedBufferAttribute)i=new oH(n(e.data,a.data),a.itemSize,a.offset,a.normalized);else{let e=iY(a.type,a.array);i=new(a.isInstancedBufferAttribute?lc:rL)(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 oH(n(e.data,s.data),s.itemSize,s.offset,s.normalized):new rL(iY(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 nc;void 0!==h.center&&e.fromArray(h.center),r.boundingSphere=new nI(e,h.radius)}return e.name&&(r.name=e.name),e.userData&&(r.userData=e.userData),r}}class ct extends uI{constructor(e){super(e)}load(e,t,i,n){let r=this,a=""===this.path?u7.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||a;let s=new uN(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?u7.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||i;let n=new uN(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 hL().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 lu().fromJSON(e[t],n);i[r.uuid]=r}return i}parseGeometries(e,t){let i={};if(void 0!==e){let n=new ce;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 h9?a=h9[s.type].fromJSON(s,t):console.warn(`THREE.ObjectLoader: Unsupported geometry type "${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 u8;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=uR.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:iY(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){(i=new uB(new uL(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 lo(i.data,i.width,i.height)))}r[i.uuid]=new i7(e)}else{let e=a(i.url);r[i.uuid]=new i7(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:iY(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){(t=new uB(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 lo(n.data,n.width,n.height)))}n[i.uuid]=new i7(e)}else{let e=await r(i.url);n[i.uuid]=new i7(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 lo:new nt,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,ci)),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],cn),a.wrapT=i(s.wrap[1],cn)),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

186=s.colorSpace),void 0!==s.encoding&&(a.encoding=s.encoding),void 0!==s.minFilter&&(a.minFilter=i(s.minFilter,cr)),void 0!==s.magFilter&&(a.magFilter=i(s.magFilter,cr)),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 oB,void 0!==e.background&&(Number.isInteger(e.background)?a.background=new rx(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 oF(e.fog.color,e.fog.near,e.fog.far):"FogExp2"===e.fog.type&&(a.fog=new oO(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);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 aN(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 u3(e.color,e.intensity);break;case"DirectionalLight":a=new u2(e.color,e.intensity);break;case"PointLight":a=new u0(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":a=new u4(e.color,e.intensity,e.width,e.height);break;case"SpotLight":a=new uZ(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay);break;case"HemisphereLight":a=new uk(e.color,e.groundColor,e.intensity);break;case"LightProbe":a=new u6().fromJSON(e);break;case"SkinnedMesh":a=new la(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 ai(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 lx(s,o,c)).instanceMatrix=new lc(new Float32Array(d.array),16),void 0!==p&&(a.instanceColor=new lc(new Float32Array(p.array),p.itemSize));break;case"BatchedMesh":s=l(e.geometry),o=h(e.material),(a=new lN(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 nf;t.min.fromArray(e.boxMin),t.max.fromArray(e.boxMax);let i=new nI;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 o5;break;case"Line":a=new lV(l(e.geometry),h(e.material));break;case"LineLoop":a=new lj(l(e.geometry),h(e.material));break;case"LineSegments":a=new lX(l(e.geometry),h(e.material));break;case"PointCloud":case"Points":a=new l$(l(e.geometry),h(e.material));break;case"Sprite":a=new o1(h(e.material));break;case"Group":a=new oR;break;case"Bone":a=new ls;break;default:a=new ri}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

186),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)}})}}let ci={UVMapping:em,CubeReflectionMapping:eg,CubeRefractionMapping:e_,EquirectangularReflectionMapping:ev,EquirectangularRefractionMapping:ex,CubeUVReflectionMapping:ey},cn={RepeatWrapping:eM,ClampToEdgeWrapping:eS,MirroredRepeatWrapping:eb},cr={NearestFilter:eT,NearestMipmapNearestFilter:eE,NearestMipmapLinearFilter:eA,LinearFilter:eC,LinearMipmapNearestFilter:eL,LinearMipmapLinearFilter:eI};class ca extends uI{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"}}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=uC.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 uC.add(e,i),t&&t(i),r.manager.itemEnd(e),i}).catch(function(t){n&&n(t),uC.remove(e),r.manager.itemError(e),r.manager.itemEnd(e)});uC.add(e,o),r.manager.itemStart(e)}}class cs{static getContext(){return void 0===a&&(a=new(window.AudioContext||window.webkitAudioContext)),a}static setContext(e){a=e}}class co extends uI{constructor(e){super(e)}load(e,t,i,n){let r=this,a=new uN(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);cs.getContext().decodeAudioData(i,function(e){t(e)}).catch(s)}catch(e){s(e)}},i,n)}}let cl=new nH,ch=new nH,cu=new nH;class cc{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}}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,cu.copy(e.projectionMatrix);let r=t.eyeSep/2,a=r*t.near/t.focus,s=t.near*Math.tan(iI*t.fov*.5)/t.zoom;ch.elements[12]=-r,cl.elements[12]=r,i=-s*t.aspect+a,n=s*t.aspect+a,cu.elements[0]=2*t.near/(n-i),cu.elements[8]=(n+i)/(n-i),this.cameraL.projectionMatrix.copy(cu),i=-s*t.aspect-a,n=s*t.aspect-a,cu.elements[0]=2*t.near/(n-i),cu.elements[8]=(n+i)/(n-i),this.cameraR.projectionMatrix.copy(cu)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(ch),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply(cl)}}class cd{constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=cp(),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=cp();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}function cp(){return("undefined"==typeof performance?Date:performance).now()}let cf=new nc,cm=new nu,cg=new nc,c_=new nc;class cv extends ri{constructor(){super(),this.type="AudioListener",this.context=cs.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new cd}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(cf,cm,cg),c_.set(0,0,-1).applyQuaternion(cm),t.positionX){let e=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(cf.x,e),t.positionY.linearRampToValueAtTime(cf.y,e),t.positionZ.linearRampToValueAtTime(cf.z,e),t.forwardX.linearRampToValueAtTime(c_.x,e),t.forwardY.linearRampToValueAtTime(c_.y,e),t.forwardZ.linearRampToValueAtTime(c_.z,e),t.upX.linearRampToValueAtTime(i.x,e),t.upY.linearRampToValueAtTime(i.y,e),t.upZ.linearRampToValueAtTime(i.z,e)}else t.setPosition(cf.x,cf.y,cf.z),t.setOrientation(c_.x,c_.y,c_.z,i.x,i.y,i.z)}}class cx extends ri{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

186=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}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(e=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){if(this.detune=e,void 0!==this.source.detune)return!0===this.isPlaying&&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}}let cy=new nc,cM=new nu,cS=new nc,cb=new nc;class cT extends cx{constructor(e){super(e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}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(cy,cM,cS),cb.set(0,0,1).applyQuaternion(cM);let t=this.panner;if(t.positionX){let e=this.context.currentTime+this.listener.timeDelta;t.positionX.linearRampToValueAtTime(cy.x,e),t.positionY.linearRampToValueAtTime(cy.y,e),t.positionZ.linearRampToValueAtTime(cy.z,e),t.orientationX.linearRampToValueAtTime(cb.x,e),t.orientationY.linearRampToValueAtTime(cb.y,e),t.orientationZ.linearRampToValueAtTime(cb.z,e)}else t.setPosition(cy.x,cy.y,cy.z),t.setOrientation(cb.x,cb.y,cb.z)}}

186class cE{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)}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}}class cw{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}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){nu.slerpFlat(e,t,e,t,e,i,n)}_slerpAdditive(e,t,i,n,r){let a=this._workIndex*r;nu.multiplyQuaternionsFlat(e,a,e,t,e,i),nu.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}}}let cA="\\[\\]\\.:\\/",cR=RegExp("["+cA+"]","g"),cC="[^"+cA+"]",cL="[^"+cA.replace("\\.","")+"]",cP=/((?:WC+[\/:])*)/.source.replace("WC",cC),cI=RegExp("^"+cP+/(WCOD+)?/.source.replace("WCOD",cL)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",cC)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",cC)+"$"),cU=["material","materials","bones","map"];class cD{constructor(e,t,i){let n=i||cN.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,n)}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()}}class cN{constructor(e,t,i){this.path=t,this.parsedPath=i||cN.parseTrackName(t),this.node=cN.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,i){return e&&e.isAnimationObjectGroup?new cN.Composite(e,t,i):new cN(e,t,i)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(cR,"")}static parseTrackName(e){let t=cI.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!==cU.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}

186_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=cN.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}}cN.Composite=cD,cN.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},cN.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},cN.prototype.GetterByBindingType=[cN.prototype._getValue_direct,cN.prototype._getValue_array,cN.prototype._getValue_arrayElement,cN.prototype._getValue_toArray],cN.prototype.SetterByBindingTypeAndVersioning=[[cN.prototype._setValue_direct,cN.prototype._setValue_direct_setNeedsUpdate,cN.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[cN.prototype._setValue_array,cN.prototype._setValue_array_setNeedsUpdate,cN.prototype._setValue_array_setMatr

186ixWorldNeedsUpdate],[cN.prototype._setValue_arrayElement,cN.prototype._setValue_arrayElement_setNeedsUpdate,cN.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[cN.prototype._setValue_fromArray,cN.prototype._setValue_fromArray_setNeedsUpdate,cN.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class cO{constructor(){this.isAnimationObjectGroup=!0,this.uuid=iD(),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}}}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 cN(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 cN(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 cN(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()}}}class cF{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}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}

186fadeIn(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===tD)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}}let cB=new Float32Array(1);class cz extends iC{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_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 cw(cN.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 uv(new Float32Array(2),new Float32Array(2),1,cB)).__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?uR.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 cF(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?uR.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))}}class cG{constructor(e){this.value=e}clone(){return new cG(void 0===this.value.clone?this.value:this.value.clone())}}let cH=0;class cV extends iC{constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:cH++}),this.name="",this.usage=im,this.uniforms=[]}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)}}class ck extends oz{constructor(e,t,i=1){super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=i}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}}class cW{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}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}}class cX{constructor(e,t,i=0,n=1/0){this.ray=new nG(e,t),this.near=i,this.far=n,this.camera=null,this.layers=new n$,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}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: 

186Unsupported camera type: "+t.type)}intersectObject(e,t=!0,i=[]){return cq(e,this,i,t),i.sort(cj),i}intersectObjects(e,t=!0,i=[]){for(let n=0,r=e.length;n<r;n++)cq(e[n],this,i,t);return i.sort(cj),i}}function cj(e,t){return e.distance-t.distance}function cq(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++)cq(n[e],t,i,!0)}}class cY{constructor(e=1,t=0,i=0){return this.radius=e,this.phi=t,this.theta=i,this}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(iN(t/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}}class cZ{constructor(e=1,t=0,i=0){return this.radius=e,this.theta=t,this.y=i,this}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)}}let cJ=new ik;class cK{constructor(e=new ik(Infinity,Infinity),t=new ik(-1/0,-1/0)){this.isBox2=!0,this.min=e,this.max=t}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=cJ.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,cJ).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)}}let c$=new nc,cQ=new nc;class c0{constructor(e=new nc,t=new nc){this.start=e,this.end=t}set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){c$.subVectors(e,this.start),cQ.subVectors(this.end,this.start);let i=cQ.dot(cQ),n=cQ.dot(c$)/i;return t&&(n=iN(n,0,1)),n}closestPointToPoint(e,t,i){let n=this.closestPointToPointParameter(e,t);return this.delta(i).multiplyScalar(n).add(this.start)}

186applyMatrix4(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)}}let c1=new nc;class c2 extends ri{constructor(e,t){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";let i=new rY,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 rz(n,3));let r=new lO({fog:!1,toneMapped:!1});this.cone=new lX(i,r),this.add(this.cone),this.update()}dispose(){this.cone.geometry.dispose(),this.cone.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1);let e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),c1.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(c1),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}}let c3=new nc,c4=new nH,c5=new nH;class c6 extends lX{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 rY,n=[],r=[],a=new rx(0,0,1),s=new rx(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 rz(n,3)),i.setAttribute("color",new rz(r,3)),super(i,new lO({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}updateMatrixWorld(e){let t=this.bones,i=this.geometry,n=i.getAttribute("position");c5.copy(this.root.matrixWorld).invert();for(let e=0,i=0;e<t.length;e++){let r=t[e];r.parent&&r.parent.isBone&&(c4.multiplyMatrices(c5,r.matrixWorld),c3.setFromMatrixPosition(c4),n.setXYZ(i,c3.x,c3.y,c3.z),c4.multiplyMatrices(c5,r.parent.matrixWorld),c3.setFromMatrixPosition(c4),n.setXYZ(i+1,c3.x,c3.y,c3.z),i+=2)}i.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose()}}class c8 extends ai{constructor(e,t,i){super(new h2(t,4,2),new rb({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()}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)}}let c7=new nc,c9=new rx,de=new rx;class dt extends ri{constructor(e,t,i){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=i,this.type="HemisphereLightHelper";let n=new hQ(t);n.rotateY(.5*Math.PI),this.material=new rb({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);let r=new Float32Array(3*n.getAttribute("position").count);n.setAttribute("color",new rL(r,3)),this.add(new ai(n,this.material)),this.update()}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");c9.copy(this.light.color),de.copy(this.light.groundColor);for(let e=0,i=t.count;e<i;e++){let n=e<i/2?c9:de;t.setXYZ(e,n.r,n.g,n.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt(c7.setFromMatrixPosition(this.light.matrixWorld).negate())}}class di extends lX{constructor(e=10,t=10,i=4473924,n=8947848){i=new rx(i),n=new rx(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 rY;h.setAttribute("position",new rz(o,3)),h.setAttribute("color",new rz(l,3)),super(h,new lO({vertexColors:!0,toneMapped:!1})),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}class dn extends lX{constructor(e=10,t=16,i=8,n=64,r=4473924,a=8947848){r=new rx(r),a=new rx(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 rY;l.setAttribute("position",new rz(s,3)),l.setAttribute("color",new rz(o,3)),super(l,new lO({vertexColors:!0,toneMapped:!1})),this.type="PolarGridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}let dr=new nc,da=new nc,ds=new nc;class dl extends ri{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 rY;n.setAttribute("position",new rz([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));let r=new lO({fog:!1,toneMapped:!1});this.lightPlane=new lV(n,r),this.add(this.lightPlane),(n=new rY).setAttribute("position",new rz([0,0,0,0,0,1],3)),this.targetLine=new lV(n,r),this.add(this.targetLine),this.update()}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),dr.setFromMatrixPosition(this.light.matrixWorld),da.setFromMatrixPosition(this.light.target.matrixWorld),ds.subVectors(da,dr),this.lightPlane.lookAt(da),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(da),this.targetLine.scale.z

186=ds.length()}}let dh=new nc,du=new au;class dc extends lX{constructor(e){let t=new rY,i=new lO({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 rz(n,3)),t.setAttribute("color",new rz(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 rx(16755200),h=new rx(16711680),u=new rx(43775),c=new rx(16777215),d=new rx(3355443);this.setColors(l,h,u,c,d)}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;du.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse),dd("c",t,e,du,0,0,-1),dd("t",t,e,du,0,0,1),dd("n1",t,e,du,-1,-1,-1),dd("n2",t,e,du,1,-1,-1),dd("n3",t,e,du,-1,1,-1),dd("n4",t,e,du,1,1,-1),dd("f1",t,e,du,-1,-1,1),dd("f2",t,e,du,1,-1,1),dd("f3",t,e,du,-1,1,1),dd("f4",t,e,du,1,1,1),dd("u1",t,e,du,.7,1.1,-1),dd("u2",t,e,du,-.7,1.1,-1),dd("u3",t,e,du,0,2,-1),dd("cf1",t,e,du,-1,0,1),dd("cf2",t,e,du,1,0,1),dd("cf3",t,e,du,0,-1,1),dd("cf4",t,e,du,0,1,1),dd("cn1",t,e,du,-1,0,-1),dd("cn2",t,e,du,1,0,-1),dd("cn3",t,e,du,0,-1,-1),dd("cn4",t,e,du,0,1,-1),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}}function dd(e,t,i,n,r,a,s){dh.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],dh.x,dh.y,dh.z)}}let dp=new nf;class df extends lX{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 rY;r.setIndex(new rL(i,1)),r.setAttribute("position",new rL(n,3)),super(r,new lO({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(e){if(void 0!==e&&console.warn("THREE.BoxHelper: .update() has no longer arguments."),void 0!==this.object&&dp.setFromObject(this.object),dp.isEmpty())return;let t=dp.min,i=dp.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()}}class dm extends lX{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 rY;n.setIndex(new rL(i,1)),n.setAttribute("position",new rz([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 lO({color:t,toneMapped:!1})),this.box=e,this.type="Box3Helper",this.geometry.computeBoundingSphere()}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()}}class dg extends lV{constructor(e,t=1,i=16776960){let n=new rY;n.setAttribute("position",new rz([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 lO({color:i,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;let r=new rY;r.setAttribute("position",new rz([1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],3)),r.computeBoundingSphere(),this.add(new ai(r,new rb({color:i,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}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()}}let d_=new nc;class dv extends ri{constructor(e=new nc(0,0,1),t=new nc(0,0,0),i=1,n=16776960,r=.2*i,a=.2*r){super(),this.type="ArrowHelper",void 0===s&&((s=new rY).setAttribute("position",new rz([0,0,0,0,1,0],3)),(o=new hM(0,.5,1,5,1)).translate(0,-.5,0)),this.position.copy(t),this.line=new lV(s,new lO({color:n,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new ai(o,new rb({color:n,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(i,r,a)}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{d_.set(e.z,0,-e.x).normalize();let t=Math.acos(e.y);this.quaternion.setFromAxisAngle(d_,t)}}setLength(e,t=.2*e,i=.2*t){this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(i,t,i

186),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()}}class dx extends lX{constructor(e=1){let t=new rY;t.setAttribute("position",new rz([0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],3)),t.setAttribute("color",new rz([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3)),super(t,new lO({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(e,t,i){let n=new rx,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()}}class dy{constructor(){this.type="ShapePath",this.color=new rx,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new h_,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 hL).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 hL,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 hL;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}}"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)}}]);