https://websitescorp.com/assets/Global-DQgSgmMZ.js

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2/**
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5 * SPDX-License-Identifier: MIT
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this.y;case 2:return this.z;default:throw new Error("THREE.Vector3: index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(pn.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(pn.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=t.elements,a=1/(r[3]*e+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*e+r[4]*n+r[8]*i+r[12])*a,this.y=(r[1]*e+r[5]*n+r[9]*i+r[13])*a,this.z=(r[2]*e+r[6]*n+r[10]*i+r[14])*a,this}applyQuaternion(t){const e=this.x,n=this.y,i=this.z,r=t.x,a=t.y,s=t.z,o=t.w,l=2*(a*i-s*n),c=2*(s*e-r*i),h=2*(r*n-a*e);return this.x=e+o*l+a*h-s*c,this.y=n+o*c+s*l-r*h,this.z=i+o*h+r*c-a*l,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return 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6round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const n=t.x,i=t.y,r=t.z,a=e.x,s=e.y,o=e.z;return this.x=i*o-r*s,this.y=r*a-n*o,this.z=n*s-i*a,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return un.copy(this).projectOnVector(t),this.sub(un)}reflect(t){return this.sub(un.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(nn(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,n){const i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,n=Math.sqrt(1-e*e);return this.x=n*Math.cos(t),this.y=e,this.z=n*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}};hn.prototype.isVector3=!0;let dn=hn;const un=new dn,pn=new cn,fn=class{constructor(t,e,n,i,r,a,s,o,l){this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,n,i,r,a,s,o,l)}set(t,e,n,i,r,a,s,o,l){const c=this.elements;return c[0]=t,c[1]=i,c[2]=s,c[3]=e,c[4]=r,c[5]=o,c[6]=n,c[7]=a,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this}extractBasis(t,e,n){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,a=n[0],s=n[3],o=n[6],l=n[1],c=n[4],h=n[7],d=n[2],u=n[5],p=n[8],f=i[0],m=i[3],g=i[6],_=i[1],v=i[4],x=i[7],M=i[2],S=i[5],y=i[8];return r[0]=a*f+s*_+o*M,r[3]=a*m+s*v+o*S,r[6]=a*g+s*x+o*y,r[1]=l*f+c*_+h*M,r[4]=l*m+c*v+h*S,r[7]=l*g+c*x+h*y,r[2]=d*f+u*_+p*M,r[5]=d*m+u*v+p*S,r[8]=d*g+u*x+p*y,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],a=t[4],s=t[5],o=t[6],l=t[7],c=t[8];return e*a*c-e*s*l-n*r*c+n*s*o+i*r*l-i*a*o}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],a=t[4],s=t[5],o=t[6],l=t[7],c=t[8],h=c*a-s*l,d=s*o-c*r,u=l*r-a*o,p=e*h+n*d+i*u;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const f=1/p;return t[0]=h*f,t[1]=(i*l-c*n)*f,t[2]=(s*n-i*a)*f,t[3]=d*f,t[4]=(c*e-i*o)*f,t[5]=(i*r-s*e)*f,t[6]=u*f,t[7]=(n*o-l*e)*f,t[8]=(a*e-n*r)*f,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,n,i,r,a,s){const o=Math.cos(r),l=Math.sin(r);return this.set(n*o,n*l,-n*(o*a+l*s)+a+t,-i*l,i*o,-i*(-l*a+o*s)+s+e,0,0,1),this}scale(t,e){return Ke("Matrix3: .scale() is deprecated. Use .makeScale() instead."),this.premultiply(gn.makeScale(t,e)),this}rotate(t){return Ke("Matrix3: .rotate() is deprecated. Use .makeRotation() instead."),this.premultiply(gn.makeRotation(-t)),this}translate(t,e){return Ke("Matrix3: .translate() is deprecated. Use .makeTranslation() instead."),this.premultiply(gn.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,n,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,n=t.elements;for(let i=0;i<9;i++)if(e[i]!==n[i])return!1;return!0}fromArray(t,e=0){for(let n=0;n<9;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}clone(){return(new this.constructor).fromArray(this.elements)}};fn.prototype.isMatrix3=!0;let mn=fn;const gn=new mn,_n=(new mn).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),vn=(new mn).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.20397

67,1.0569715);function xn(){const t={enabled:!0,workingColorSpace:Ae,spaces:{},convert:function(t,e,n){return!1!==this.enabled&&e!==n&&e&&n?(this.spaces[e].transfer===Ce&&(t.r=Sn(t.r),t.g=Sn(t.g),t.b=Sn(t.b)),this.spaces[e].primaries!==this.spaces[n].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[n].fromXYZ)),this.spaces[n].transfer===Ce&&(t.r=yn(t.r),t.g=yn(t.g),t.b=yn(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return t===be?Re:this.spaces[t].transfer},getToneMappingMode:function(t){return this.spaces[t].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,n){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[n].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,n){return Ke("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,n)},toWorkingColorSpace:function(e,n){return Ke("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),t.colorSpaceToWorking(e,n)}},e=[.64,.33,.3,.6,.15,.06],n=[.2126,.7152,.0722],i=[.3127,.329];return t.define({[Ae]:{primaries:e,whitePoint:i,transfer:Re,toXYZ:_n,fromXYZ:vn,luminanceCoefficients:n,workingColorSpaceConfig:{unpackColorSpace:we},outputColorSpaceConfig:{drawingBufferColorSpace:we}},[we]:{primaries:e,whitePoint:i,transfer:Ce,toXYZ:_n,fromXYZ:vn,luminanceCoefficients:n,outputColorSpaceConfig:{drawingBufferColorSpace:we}}}),t}const Mn=xn();function Sn(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}

6function yn(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let En;class Tn{static getDataURL(t,e="image/png"){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let n;if(t instanceof HTMLCanvasElement)n=t;else{void 0===En&&(En=Ge("canvas")),En.width=t.width,En.height=t.height;const e=En.getContext("2d");t instanceof ImageData?e.putImageData(t,0,0):e.drawImage(t,0,0,t.width,t.height),n=En}return n.toDataURL(e)}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=Ge("canvas");e.width=t.width,e.height=t.height;const n=e.getContext("2d");n.drawImage(t,0,0,t.width,t.height);const i=n.getImageData(0,0,t.width,t.height),r=i.data;for(let t=0;t<r.length;t++)r[t]=255*Sn(r[t]/255);return n.putImageData(i,0,0),e}if(t.data){const e=t.data.slice(0);for(let t=0;t<e.length;t++)e instanceof Uint8Array||e instanceof Uint8ClampedArray?e[t]=Math.floor(255*Sn(e[t]/255)):e[t]=Sn(e[t]);return{data:e,width:t.width,height:t.height}}return qe("ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),t}}let bn=0;class wn{constructor(t=null){this.isSource=!0,Object.defineProperty(this,"id",{value:bn++}),this.uuid=en(),this.data=t,this.dataReady=!0,this.version=0}getSize(t){const e=this.data;return"undefined"!=typeof HTMLVideoElement&&e instanceof HTMLVideoElement?t.set(e.videoWidth,e.videoHeight,0):"undefined"!=typeof VideoFrame&&e instanceof VideoFrame?t.set(e.displayWidth,e.displayHeight,0):null!==e?t.set(e.width,e.height,e.depth||0):t.set(0,0,0),t}set needsUpdate(t){!0===t&&this.version++}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.images[this.uuid])return t.images[this.uuid];const n={uuid:this.uuid,url:""},i=this.data;if(null!==i){let t;if(Array.isArray(i)){t=[];for(let e=0,n=i.length;e<n;e++)i[e].isDataTexture?t.push(An(i[e].image)):t.push(An(i[e]))}else t=An(i);n.url=t}return e||(t.images[this.uuid]=n),n}}function An(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap?Tn.getDataURL(t):t.data?{data:Array.from(t.data),width:t.width,height:t.height,type:t.data.constructor.name}:(qe("Texture: Unable to serialize Texture."),{})}let Rn=0;const Cn=new dn;class Pn extends Je{constructor(t=Pn.DEFAULT_IMAGE,e=Pn.DEFAULT_MAPPING,n=1001,i=1001,r=1006,a=1008,s=1023,o=Et,l=Pn.DEFAULT_ANISOTROPY,c=""){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:Rn++}),this.uuid=en(),this.name="",this.source=new wn(t),this.mipmaps=[],this.mapping=e,this.channel=0,this.wrapS=n,this.wrapT=i,this.magFilter=r,this.minFilter=a,this.anisotropy=l,this.format=s,this.internalFormat=null,this.type=o,this.offset=new ln(0,0),this.repeat=new ln(1,1),this.center=new ln(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new mn,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=c,this.userData={},this.updateRanges=[],this.version=0,this.onUpdate=null,this.renderTarget=null,this.isRenderTargetTexture=!1,this.isArrayTexture=!!(t&&t.depth&&t.depth>1),this.pmremVersion=0,this.normalized=!1}get width(){return this.source.getSize(Cn).x}get height(){return this.source.getSize(Cn).y}get depth(){return this.source.getSize(Cn).z}get image(){return this.source.data}set image(t){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.normalized=t.normalized,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace

6=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(const e in t){const n=t[e];if(void 0===n){qe(`Texture.setValues(): parameter '${e}' has value of undefined.`);continue}const i=this[e];void 0!==i?i&&n&&i.isVector2&&n.isVector2||i&&n&&i.isVector3&&n.isVector3||i&&n&&i.isMatrix3&&n.isMatrix3?i.copy(n):this[e]=n:qe(`Texture.setValues(): property '${e}' does not exist.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const n={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,normalized:this.normalized,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&&(n.userData=this.userData),e||(t.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(300!==this.mapping)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case ft:t.x=t.x-Math.floor(t.x);break;case mt:t.x=t.x<0?0:1;break;case gt:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case ft:t.y=t.y-Math.floor(t.y);break;case mt:t.y=t.y<0?0:1;break;case gt:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}Pn.DEFAULT_IMAGE=null,Pn.DEFAULT_MAPPING=300,Pn.DEFAULT_ANISOTROPY=1;const Ln=class{constructor(t=0,e=0,n=0,i=1){this.x=t,this.y=e,this.z=n,this.w=i}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("THREE.Vector4: index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("THREE.Vector4: index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=this.w,a=t.elements;return this.x=a[0]*e+a[4]*n+a[8]*i+a[12]*r,this.y=a[1]*e+a[5]*n+a[9]*i+a[13]*r,this.z=a[2]*e+a[6]*n+a[10]*i+a[14]*r,this.w=a[3]*e+a[7]*n+a[11]*i+a[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,n,i,r;const a=.01,s=.1,o=t.elements,l=o[0],c=o[4],h=o[8],d=o[1],u=o[5],p=o[9],f=o[2],m=o[6],g=o[10];if(Math.abs(c-d)<a&&Math.abs(h-f)<a&&Math.abs(p-m)<a){if(Math.abs(c+d)<s&&Math.abs(h+f)<s&&Math.abs(p+m)<s&&Math.abs(l+u+g-3)<s)return this.set(1,0,0,0),this;e=Math.PI;const t=(l+1)/2,o=(u+1)/2,_=(g+1)/2,v=(c+d)/4,x=(h+f)/4,M=(p+m)/4;return t>o&&t>_?t<a?(n=0,i=.707106781,r=.707106781):(n=Math.sqrt(t),i=v/n,r=x/n):o>_?o<a?(n=.707106781,i=0,r=.707106781):(i=Math.sqrt(o),n=v/i,r=M/i):_<a?(n=.707106781,i=.707106781,r=0):(r=Math.sqrt(_),n=x/r,i=M/r),this.set(n,i,r,e),this}let _=Math.sqrt((m-p)*(m-p)+(h-f)*(h-f)+(d-c)*(d-c));return Math.abs(_)<.001&&(_=1),this.x=(m-p)/_,this.y=(h-f)/_,this.z=(d-c)/_,this.w=Math.acos((l+u+g-1)/2),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this.w=e[15],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this}clamp(t,e){return this.x=nn(this.x,t.x,e.x),this.y=nn(this.y,t.y,e.y),this.z=nn(this.z,t.z,e.z),this.w=nn(this.w,t.w,e.w),this}clampScalar(t,e){return this.x=nn(this.x,t,e),this.y=nn(this.y,t,e),this.z=nn(this.z,t,e),this.w=nn(this.w,t,e),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(nn(n,t,e))}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}

6round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this.w=t.w+(e.w-t.w)*n,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}};Ln.prototype.isVector4=!0;let Nn=Ln;class Un extends Je{constructor(t=1,e=1,n={}){super(),n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:Mt,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1,depth:1,multiview:!1,useArrayDepthTexture:!1},n),this.isRenderTarget=!0,this.width=t,this.height=e,this.depth=n.depth,this.scissor=new Nn(0,0,t,e),this.scissorTest=!1,this.viewport=new Nn(0,0,t,e),this.textures=[];const i={width:t,height:e,depth:n.depth},r=new Pn(i),a=n.count;for(let s=0;s<a;s++)this.textures[s]=r.clone(),this.textures[s].isRenderTargetTexture=!0,this.textures[s].renderTarget=this;this._setTextureOptions(n),this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this._depthTexture=null,this.depthTexture=n.depthTexture,this.samples=n.samples,this.multiview=n.multiview,this.useArrayDepthTexture=n.useArrayDepthTexture}_setTextureOptions(t={}){const e={minFilter:Mt,generateMipmaps:!1,flipY:!1,internalFormat:null};void 0!==t.mapping&&(e.mapping=t.mapping),void 0!==t.wrapS&&(e.wrapS=t.wrapS),void 0!==t.wrapT&&(e.wrapT=t.wrapT),void 0!==t.wrapR&&(e.wrapR=t.wrapR),void 0!==t.magFilter&&(e.magFilter=t.magFilter),void 0!==t.minFilter&&(e.minFilter=t.minFilter),void 0!==t.format&&(e.format=t.format),void 0!==t.type&&(e.type=t.type),void 0!==t.anisotropy&&(e.anisotropy=t.anisotropy),void 0!==t.colorSpace&&(e.colorSpace=t.colorSpace),void 0!==t.flipY&&(e.flipY=t.flipY),void 0!==t.generateMipmaps&&(e.generateMipmaps=t.generateMipmaps),void 0!==t.internalFormat&&(e.internalFormat=t.internalFormat);for(let n=0;n<this.textures.length;n++){this.textures[n].setValues(e)}}get texture(){return this.textures[0]}set texture(t){this.textures[0]=t}set depthTexture(t){null!==this._depthTexture&&(this._depthTexture.renderTarget=null),null!==t&&(t.renderTarget=this),this._depthTexture=t}get depthTexture(){return this._depthTexture}setSize(t,e,n=1){if(this.width!==t||this.height!==e||this.depth!==n){this.width=t,this.height=e,this.depth=n;for(let i=0,r=this.textures.length;i<r;i++)this.textures[i].image.width=t,this.textures[i].image.height=e,this.textures[i].image.depth=n,!0!==this.textures[i].isData3DTexture&&(this.textures[i].isArrayTexture=this.textures[i].image.depth>1);this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,n=t.textures.length;e<n;e++){this.textures[e]=t.textures[e].clone(),this.textures[e].isRenderTargetTexture=!0,this.textures[e].renderTarget=this;const n=Object.assign({},t.textures[e].image);this.textures[e].source=new wn(n)}return this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.resolveDepthBuffer=t.resolveDepthBuffer,this.resolveStencilBuffer=t.resolveStencilBuffer,null!==t.depthTexture&&(this.depthTexture=t.depthTexture.clone()),this.samples=t.samples,this.multiview=t.multiview,this.useArrayDepthTexture=t.useArrayDepthTexture,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Dn extends Un{constructor(t=1,e=1,n={}

6){super(t,e,n),this.isWebGLRenderTarget=!0}}class In extends Pn{constructor(t=null,e=1,n=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:t,width:e,height:n,depth:i},this.magFilter=_t,this.minFilter=_t,this.wrapR=mt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}}class On extends Pn{constructor(t=null,e=1,n=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:t,width:e,height:n,depth:i},this.magFilter=_t,this.minFilter=_t,this.wrapR=mt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Fn=class t{constructor(t,e,n,i,r,a,s,o,l,c,h,d,u,p,f,m){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,e,n,i,r,a,s,o,l,c,h,d,u,p,f,m)}set(t,e,n,i,r,a,s,o,l,c,h,d,u,p,f,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=a,g[9]=s,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=d,g[3]=u,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 t).fromArray(this.elements)}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,n){return 0===this.determinantAffine()?(t.set(1,0,0),e.set(0,1,0),n.set(0,0,1),this):(t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this)}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){if(0===t.determinantAffine())return this.identity();const e=this.elements,n=t.elements,i=1/zn.setFromMatrixColumn(t,0).length(),r=1/zn.setFromMatrixColumn(t,1).length(),a=1/zn.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*a,e[9]=n[9]*a,e[10]=n[10]*a,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){const e=this.elements,n=t.x,i=t.y,r=t.z,a=Math.cos(n),s=Math.sin(n),o=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=a*c,n=a*h,i=s*c,r=s*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=n+i*l,e[5]=t-r*l,e[9]=-s*o,e[2]=r-t*l,e[6]=i+n*l,e[10]=a*o}else if("YXZ"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t+r*s,e[4]=i*s-n,e[8]=a*l,e[1]=a*h,e[5]=a*c,e[9]=-s,e[2]=n*s-i,e[6]=r+t*s,e[10]=a*o}else if("ZXY"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t-r*s,e[4]=-a*h,e[8]=i+n*s,e[1]=n+i*s,e[5]=a*c,e[9]=r-t*s,e[2]=-a*l,e[6]=s,e[10]=a*o}else if("ZYX"===t.order){const t=a*c,n=a*h,i=s*c,r=s*h;e[0]=o*c,e[4]=i*l-n,e[8]=t*l+r,e[1]=o*h,e[5]=r*l+t,e[9]=n*l-i,e[2]=-l,e[6]=s*o,e[10]=a*o}else if("YZX"===t.order){const t=a*o,n=a*l,i=s*o,r=s*l;e[0]=o*c,e[4]=r-t*h,e[8]=i*h+n,e[1]=h,e[5]=a*c,e[9]=-s*c,e[2]=-l*c,e[6]=n*h+i,e[10]=t-r*h}else if("XZY"===t.order){const t=a*o,n=a*l,i=s*o,r=s*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+r,e[5]=a*c,e[9]=n*h-i,e[2]=i*h-n,e[6]=s*c,e[10]=r*h+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(Vn,t,Gn)}lookAt(t,e,n){const i=this.elements;return jn.subVectors(t,e),0===jn.lengthSq()&&(jn.z=1),jn.normalize(),kn.crossVectors(n,jn),0===kn.lengthSq()&&(1===Math.abs(n.z)?jn.x+=1e-4:jn.z+=1e-4,jn.normalize(),kn.crossVectors(n,jn)),kn.normalize(),Wn.crossVectors(jn,kn),i[0]=kn.x,i[4]=Wn.x,i[8]=jn.x,i[1]=kn.y,i[5]=Wn.y,i[9]=jn.y,i[2]=kn.z,i[6]=Wn.z,i[10]=jn.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,a=n[0],s=n[4],o=n[8],l=n[12],c=n[1],h=n[5],d=n[9],u=n[13],p=n[2],f=n[6],m=n[10],g=n[14],_=n[3],v=n[7],x=n[11],M=n[15],S=i[0],y=i[4],E=i[8],T=i[12],b=i[1],w=i[5],A=i[9],R=i[13],C=i[2],P=i[6],L=i[10],N=i[14],U=i[3],D=i[7],I=i[11],O=i[15];return r[0]=a*S+s*b+o*C+l*U,r[4]=a*y+s*w+o*P+l*D,r[8]=a*E+s*A+o*L+l*I,r[12]=a*T+s*R+o*N+l*O,r[1]=c*S+h*b+d*C+u*U,r[5]=c*y+h*w+d*P+u*D,r[9]=c*E+h*A+d*L+u*I,r[13]=c*T+h*R+d*N+u*O,r[2]=p*S+f*b+m*C+g*U,r[6]=p*y+f*w+m*P+g*D,r[10]=p*E+f*A+m*L+g*I,r[14]=p*T+f*R+m*N+g*O,r[3]=_*S+v*b+x*C+M*U,r[7]=_*y+v*w+x*P+M*D,r[11]=_*E+v*A+x*L+M*I,r[15]=_*T+v*R+x*N+M*O,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],a=t[1],s=t[5],o=t[9],l=t[13],c=t[2],h=t[6],d=t[10],u=t[14],p=t[3],f=t[7],m=t[11],g=t[15],_=o*u-l*d,v=s*u-l*h,x=s*d-o*h,M=a*u-l*c,S=a*d-o*c,y=a*h-s*c;return e*(f*_-m*v+g*x)-n*(p*_-m*M+g*S)+i*(p*v-f*M+g*y)-r*(p*x-f*S+m*y)}determinantAffine(){const t=this.elements,e=t[0],n=t[4],i=t[8],r=t[1],a=t[5],s=t[9],o=t[2],l=t[6],c=t[10];return e*(a*c-s*l)-n*(r*c-s*o)+i*(r*l-a*o)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){const i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],a=t[4],s=t[5],o=t[6],l=t[7],c=t[8],h=t[9],d=t[10],u=t[11],p=t[12],f=t[13],m=t[14],g=t[15],_=e*s-n*a,v=e*o-i*a,x=e*l-r*a,M=n*o-i*s,S=n*l-r*s,y=i*l-r*o,E=c*f-h*p,T=c*m-d*p,b=c*g-u*p,w=h*m-d*f,A=h*g-u*f,R=d*g-u*m,C=_*R-v*A+x*w+M*b-S*T+y*E;if(0===C)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const P=1/C;return t[0]=(s*R-o*A+l*w)*P,t[1]=(i*A-n*R-r*w)*P,t[2]=(f*y-m*S+g*M)*P,t[3]=(d*S-h*y-u*M)*P,t[4]=(o*b-a*R-l*T)*P,t[5]=(e*R-i*b+r*T)*P,t[6]=(m*x-p*y-g*v)*P,t[7]=(c*y-d*x+u*v)*P,t[8]=(a*A-s*b+l*E)*P,t[9]=(n*b-e*A-r*E)*P,t[10]=(p*S-f*x+g*_)*P,t[11]=(h*x-c*S-u*_)*P,t[12]=(s*T-a*w-o*E)*P,t[13]=(e*w-n*T+i*E)*P,t[14]=(f*v-p*M-m*_)*P,t[15]=(c*M-h*v+d*_)*P,this}scale(t){const e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))}makeTranslation(t,e,n){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const n=Math.cos(e),i=Math.sin(e),r=1-n,a=t.x,s=t.y,o=t.z,l=r*a,c=r*s;return this.set(l*a+n,l*s-i*o,l*o+i*s,0,l*s+i*o,c*s+n,c*o-i*a,0,l*o-i*s,c*o+i*a,r*o*o+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n,i,r,a){return this.set(1,n,r,0,t,1,a,0,e,i,1,0,0,0,0,1),this}compose(t,e,n){const i=this.elements,r=e._x,a=e._y,s=e._z,o=e._w,l=r+r,c=a+a,h=s+s,d=r*l,u=r*c,p=r*h,f=a*c,m=a*h,g=s*h,_=o*l,v=o*c,x=o*h,M=n.x,S=n.y,y=n.z;return i[0]=(1-(f+g))*M,i[1]=(u+x)*M,i[2]=(p-v)*M,i[3]=0,i[4]=(u-x)*S,i[5]=(1-(d+g))*S,i[6]=(m+_)*S,i[7]=0,i[8]=(p+v)*y,i[9]=(m-_)*y,i[10]=(1-(d+f))*y,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this}decompose(t,e,n){const i=this.elements;t.x=i[12],t.y=i[13],t.z=i[14];const r=this.determinantAffine();if(0===r)return n.set(1,1,1),e.identity(),this;let a=zn.set(i[0],i[1],i[2]).length();const s=zn.set(i[4],i[5],i[6]).length(),o=zn.set(i[8],i[9],i[10]).length();r<0&&(a=-a),Hn.copy(this);const l=1/a,c=1/s,h=1/o;return Hn.elements[0]*=l,Hn.elements[1]*=l,Hn.elements[2]*=l,Hn.elements[4]*=c,Hn.elements[5]*=c,Hn.elements[6]*=c,Hn.elements[8]*=h,Hn.elements[9]*=h,Hn.elements[10]*=h,e.setFromRotationMatrix(Hn),n.x=a,n.y=s,n.z=o,this}makePerspective(t,e,n,i,r,a,s=2e3,o=!1){const l=this.elements,c=2*r/(e-t),h=2*r/(n-i),d=(e+t)/(e-t),u=(n+i)/(n-i);let p,f;if(o)p=r/(a-r),f=a*r/(a-r);else if(s===He)p=-(a+r)/(a-r),f=-2*a*r/(a-r);else{if(s!==Ve)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+s);p=-a/(a-r),f=-a*r/(a-r)}return l[0]=c,l[4]=0,l[8]=d,l[12]=0,l[1]=0,l[5]=h,l[9]=u,l[13]=0,l[2]=0,l[6]=0,l[10

6]=p,l[14]=f,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(t,e,n,i,r,a,s=2e3,o=!1){const l=this.elements,c=2/(e-t),h=2/(n-i),d=-(e+t)/(e-t),u=-(n+i)/(n-i);let p,f;if(o)p=1/(a-r),f=a/(a-r);else if(s===He)p=-2/(a-r),f=-(a+r)/(a-r);else{if(s!==Ve)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+s);p=-1/(a-r),f=-r/(a-r)}return l[0]=c,l[4]=0,l[8]=0,l[12]=d,l[1]=0,l[5]=h,l[9]=0,l[13]=u,l[2]=0,l[6]=0,l[10]=p,l[14]=f,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(t){const e=this.elements,n=t.elements;for(let i=0;i<16;i++)if(e[i]!==n[i])return!1;return!0}fromArray(t,e=0){for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}};Fn.prototype.isMatrix4=!0;let Bn=Fn;const zn=new dn,Hn=new Bn,Vn=new dn(0,0,0),Gn=new dn(1,1,1),kn=new dn,Wn=new dn,jn=new dn,Xn=new Bn,qn=new cn;class Yn{constructor(t=0,e=0,n=0,i=Yn.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=n,this._order=i}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,n,i=this._order){return this._x=t,this._y=e,this._z=n,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,n=!0){const i=t.elements,r=i[0],a=i[4],s=i[8],o=i[1],l=i[5],c=i[9],h=i[2],d=i[6],u=i[10];switch(e){case"XYZ":this._y=Math.asin(nn(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-c,u),this._z=Math.atan2(-a,r)):(this._x=Math.atan2(d,l),this._z=0);break;case"YXZ":this._x=Math.asin(-nn(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(s,u),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(nn(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-h,u),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-nn(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(d,u),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-a,l));break;case"YZX":this._z=Math.asin(nn(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(s,u));break;case"XZY":this._z=Math.asin(-nn(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(d,l),this._y=Math.atan2(s,r)):(this._x=Math.atan2(-c,u),this._y=0);break;default:qe("Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===n&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return Xn.makeRotationFromQuaternion(t),this.setFromRotationMatrix(Xn,e,n)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return qn.setFromEuler(this),this.setFromQuaternion(qn,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Yn.DEFAULT_ORDER="XYZ";class Kn{constructor(){this.mask=1}set(t){this.mask=1<<t>>>0}enable(t){this.mask|=1<<t}enableAll(){this.mask=-1}toggle(t){this.mask^=1<<t}disable(t){this.mask&=~(1<<t)}disableAll(){this.mask=0}test(t){return 0!==(this.mask&t.mask)}isEnabled(t){return!!(this.mask&1<<t)}}let Zn=0;const Jn=new dn,$n=new cn,Qn=new Bn,ti=new dn,ei=new dn,ni=new dn,ii=new cn,ri=new dn(1,0,0),ai=new dn(0,1,0),si=new dn(0,0,1),oi={type:"added"},li={type:"removed"},ci={type:"childadded",child:null},hi={type:"childremoved",child:null};class di extends Je{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Zn++}),this.uuid=en(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=di.DEFAULT_UP.clone();const t=new dn,e=new Yn,n=new cn,i=new dn(1,1,1);e._onChange(function(){n.setFromEuler(e,!1)}),n._onChange(function(){e.setFromQuaternion(n,void 0,!1)}),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:t},rotation:{configurable:!0,enumerable:!0,value:e},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new Bn},normalMatrix:{value:new mn}}),this.matrix=new Bn,this.matrixWorld=new Bn,this.matrixAutoUpdate=di.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=di.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new Kn,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.customDepthMaterial=void 0,this.customDistanceMaterial=void 0,this.static=!1,this.userData={},this.pivot=null}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(t){return this.quaternion.premultiply(t),this}setRotationFromAxisAngle(t,e){this.quaternion.setFromAxisAngle(t,e)}setRotationFromEuler(t){this.quaternion.setFromEuler(t,!0)}

6setRotationFromMatrix(t){this.quaternion.setFromRotationMatrix(t)}setRotationFromQuaternion(t){this.quaternion.copy(t)}rotateOnAxis(t,e){return $n.setFromAxisAngle(t,e),this.quaternion.multiply($n),this}rotateOnWorldAxis(t,e){return $n.setFromAxisAngle(t,e),this.quaternion.premultiply($n),this}rotateX(t){return this.rotateOnAxis(ri,t)}rotateY(t){return this.rotateOnAxis(ai,t)}rotateZ(t){return this.rotateOnAxis(si,t)}translateOnAxis(t,e){return Jn.copy(t).applyQuaternion(this.quaternion),this.position.add(Jn.multiplyScalar(e)),this}translateX(t){return this.translateOnAxis(ri,t)}translateY(t){return this.translateOnAxis(ai,t)}translateZ(t){return this.translateOnAxis(si,t)}localToWorld(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(this.matrixWorld)}worldToLocal(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(Qn.copy(this.matrixWorld).invert())}lookAt(t,e,n){t.isVector3?ti.copy(t):ti.set(t,e,n);const i=this.parent;this.updateWorldMatrix(!0,!1),ei.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Qn.lookAt(ei,ti,this.up):Qn.lookAt(ti,ei,this.up),this.quaternion.setFromRotationMatrix(Qn),i&&(Qn.extractRotation(i.matrixWorld),$n.setFromRotationMatrix(Qn),this.quaternion.premultiply($n.invert()))}add(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return t===this?(Ye("Object3D.add: object can't be added as a child of itself.",t),this):(t&&t.isObject3D?(t.removeFromParent(),t.parent=this,this.children.push(t),t.dispatchEvent(oi),ci.child=t,this.dispatchEvent(ci),ci.child=null):Ye("Object3D.add: object not an instance of THREE.Object3D.",t),this)}remove(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.remove(arguments[t]);return this}const e=this.children.indexOf(t);return-1!==e&&(t.parent=null,this.children.splice(e,1),t.dispatchEvent(li),hi.child=t,this.dispatchEvent(hi),hi.child=null),this}removeFromParent(){const t=this.parent;return null!==t&&t.remove(this),this}clear(){return this.remove(...this.children)}attach(t){return this.updateWorldMatrix(!0,!1),Qn.copy(this.matrixWorld).invert(),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),Qn.multiply(t.parent.matrixWorld)),t.applyMatrix4(Qn),t.removeFromParent(),t.parent=this,this.children.push(t),t.updateWorldMatrix(!1,!0),t.dispatchEvent(oi),ci.child=t,this.dispatchEvent(ci),ci.child=null,this}getObjectById(t){return this.getObjectByProperty("id",t)}getObjectByName(t){return this.getObjectByProperty("name",t)}getObjectByProperty(t,e){if(this[t]===e)return this;for(let n=0,i=this.children.length;n<i;n++){const i=this.children[n].getObjectByProperty(t,e);if(void 0!==i)return i}}getObjectsByProperty(t,e,n=[]){this[t]===e&&n.push(this);const i=this.children;for(let r=0,a=i.length;r<a;r++)i[r].getObjectsByProperty(t,e,n);return n}getWorldPosition(t){return this.updateWorldMatrix(!0,!1),t.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ei,t,ni),t}getWorldScale(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ei,ii,t),t}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()}raycast(){}traverse(t){t(this);const e=this.children;for(let n=0,i=e.length;n<i;n++)e[n].traverse(t)}traverseVisible(t){if(!1===this.visible)return;t(this);const e=this.children;for(let n=0,i=e.length;n<i;n++)e[n].traverseVisible(t)}traverseAncestors(t){const e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale);const t=this.pivot;if(null!==t){const e=t.x,n=t.y,i=t.z,r=this.matrix.elements;r[12]+=e-r[0]*e-r[4]*n-r[8]*i,r[13]+=n-r[1]*e-r[5]*n-r[9]*i,r[14]+=i-r[2]*e-r[6]*n-r[10]*i}this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,t=!0);const e=this.children;for(let n=0,i=e.length;n<i;n++){e[n].updateMatrixWorld(t)}}updateWorldMatrix(t,e,n=!1){const i=this.parent;if(!0===t&&null!==i&&i.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||n)&&(!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix

6):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,n=!0),!0===e){const t=this.children;for(let e=0,i=t.length;e<i;e++){t[e].updateWorldMatrix(!1,!0,n)}}}toJSON(t){const i=void 0===t||"string"==typeof t,r={};i&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},r.metadata={version:4.7,type:"Object",generator:"Object3D.toJSON"});const a={};function s(e,n){return void 0===e[n.uuid]&&(e[n.uuid]=n.toJSON(t)),n.uuid}if(a.uuid=this.uuid,a.type=this.type,""!==this.name&&(a.name=this.name),!0===this.castShadow&&(a.castShadow=!0),!0===this.receiveShadow&&(a.receiveShadow=!0),!1===this.visible&&(a.visible=!1),!1===this.frustumCulled&&(a.frustumCulled=!1),0!==this.renderOrder&&(a.renderOrder=this.renderOrder),!1!==this.static&&(a.static=this.static),Object.keys(this.userData).length>0&&(a.userData=this.userData),a.layers=this.layers.mask,a.matrix=this.matrix.toArray(),a.up=this.up.toArray(),null!==this.pivot&&(a.pivot=this.pivot.toArray()),!1===this.matrixAutoUpdate&&(a.matrixAutoUpdate=!1),void 0!==this.morphTargetDictionary&&(a.morphTargetDictionary=Object.assign({},this.morphTargetDictionary)),void 0!==this.morphTargetInfluences&&(a.morphTargetInfluences=this.morphTargetInfluences.slice()),this.isInstancedMesh&&(a.type="InstancedMesh",a.count=this.count,a.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(a.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(a.type="BatchedMesh",a.perObjectFrustumCulled=this.perObjectFrustumCulled,a.sortObjects=this.sortObjects,a.drawRanges=this._drawRanges,a.reservedRanges=this._reservedRanges,a.geometryInfo=this._geometryInfo.map(t=>{return i=l({},t),r={boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0},e(i,n(r));var i,r}),a.instanceInfo=this._instanceInfo.map(t=>l({},t)),a.availableInstanceIds=this._availableInstanceIds.slice(),a.availableGeometryIds=this._availableGeometryIds.slice(),a.nextIndexStart=this._nextIndexStart,a.nextVertexStart=this._nextVertexStart,a.geometryCount=this._geometryCount,a.maxInstanceCount=this._maxInstanceCount,a.maxVertexCount=this._maxVertexCount,a.maxIndexCount=this._maxIndexCount,a.geometryInitialized=this._geometryInitialized,a.matricesTexture=this._matricesTexture.toJSON(t),a.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(a.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(a.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(a.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?a.background=this.background.toJSON():this.background.isTexture&&(a.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(a.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){a.geometry=s(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const n=e.shapes;if(Array.isArray(n))for(let e=0,i=n.length;e<i;e++){const i=n[e];s(t.shapes,i)}else s(t.shapes,n)}}if(this.isSkinnedMesh&&(a.bindMode=this.bindMode,a.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(s(t.skeletons,this.skeleton),a.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const e=[];for(let n=0,i=this.material.length;n<i;n++)e.push(s(t.materials,this.material[n]));a.material=e}else a.material=s(t.materials,this.material);if(this.children.length>0){a.children=[];for(let e=0;e<this.children.length;e++)a.children.push(this.children[e].toJSON(t).object)}if(this.animations.length>0){a.animations=[];for(let e=0;e<this.animations.length;e++){const n=this.animations[e];a.animations.push(s(t.animations,n))}}if(i){const e=o(t.geometries),n=o(t.materials),i=o(t.textures),a=o(t.images),s=o(t.shapes),l=o(t.skeletons),c=o(t.animations),h=o(t.nodes);e.length>0&&(r.geometries=e),n.length>0&&(r.materials=n),i.length>0&&(r.textures=i),a.length>0&&(r.images=a),s.length>0&&(r.shapes=s),l.length>0&&(r.skeletons=l),c.length>0&&(r.animations=c),h.length>0&&(r.nodes=h)}return r.object=a,r;function o(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.pivot=null!==t.pivot?t.pivot.clone():null,this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.static=t.static,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let n=0;n<t.children.length;n++){const e=t.children[n];this.add(e.clone())}return this}}di.DEFAULT_UP=new dn(0,1,0),di.DEFAULT_MATRIX_AUTO_UPDATE=!0,di.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;class ui extends di{constructor(){super(),this.isGroup=!0,this.type="Group"}}const pi={type:"move"};class fi{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new ui,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 ui,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new dn,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new dn),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new ui,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new dn,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new dn,this._grip.eventsEnabled=!1),this._grip}dispatchEvent(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this}connect(t){if(t&&t.hand){const e=this._hand;if(e)for(const n of t.hand.values())this._getHandJoint(e,n)}return this.dispatchEvent({type:"connected",data:t}),this}disconnect(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(t,e,n){let i=null,r=null,a=null;const s=this._targetRay,o=this._grip,l=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState){if(l&&t.hand){a=!0;for(const a of t.hand.values()){const t=e.getJointPose(a,n),i=this._getHandJoint(l,a);null!==t&&(i.matrix.fromArray(t.transform.matrix),i.matrix.decompose(i.position,i.rotation,i.scale),i.matrixWorldNeedsUpdate=!0,i.jointRadius=t.radius),i.visible=null!==t}const i=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],s=i.position.distanceTo(r.position),o=.02,c=.005;l.inputState.pinching&&s>o+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&s<=o-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,n),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1,o.eventsEnabled&&o.dispatchEvent({type:"gripUpdated",data:t,target:this})));null!==s&&(i=e.getPose(t.targetRaySpace,n),null===i&&null!==r&&(i=r),null!==i&&(s.matrix.fromArray(i.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale),s.matrixWorldNeedsUpdate=!0,i.linearVelocity?(s.hasLinearVelocity=!0,s.linearVelocity.copy(i.linearVelocity)):s.hasLinearVelocity=!1,i.angularVelocity?(s.hasAngularVelocity=!0,s.angularVelocity.copy(i.angularVelocity)):s.hasAngularVelocity=!1,this.dispatchEvent(pi)))}return null!==s&&(s.visible=null!==i),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==a),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const n=new ui;n.matrixAutoUpdate=!1,n.visible=!1,t.joints[e.jointName]=n,t.add(n)}return t.joints[e.jointName]}}const mi={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},gi={h:0,s:0,l:0},_i={h:0,s:0,l:0};function vi(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}class xi{constructor(t,e,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,n)}set(t,e,n){if(void 0===e&&void 0===n){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,n);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=we){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Mn.colorSpaceToWorking(this,e),this}setRGB(t,e,n,i=Mn.workingColorSpace){return this.r=t,this.g=e,this.b=n,Mn.colorSpaceToWorking(this,i),this}setHSL(t,e,n,i=Mn.workingColorSpace){var r;if(t=(t%(r=1)+r)%r,e=nn(e,0,1),n=nn(n,0,1),0===e)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+e):n+e-n*e,r=2*n-i;this.r=vi(r,i,t+1/3),this.g=vi(r,i,t),this.b=vi(r,i,t-1/3)}return Mn.colorSpaceToWorking(this,i),this}setStyle(t,e=we){function n(e){void 0!==e&&parseFloat(e)<1&&qe("Color: Alpha component of "+t+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const 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*)?$/.exec(s))return n(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.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,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(s))return n(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:qe("Color: Unknown color model "+t)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(t)){const 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,e);if(6===r)return this.setHex(parseInt(n,16),e);qe("Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=we){const n=mi[t.toLowerCase()];return void 0!==n?this.setHex(n,e):qe("Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=Sn(t.r),this.g=Sn(t.g),this.b=Sn(t.b),this}copyLinearToSRGB(t){return this.r=yn(t.r),this.g=yn(t.g),this.b=yn(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=we){return Mn.workingToColorSpace(Mi.copy(this),t),65536

6*Math.round(nn(255*Mi.r,0,255))+256*Math.round(nn(255*Mi.g,0,255))+Math.round(nn(255*Mi.b,0,255))}getHexString(t=we){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Mn.workingColorSpace){Mn.workingToColorSpace(Mi.copy(this),e);const n=Mi.r,i=Mi.g,r=Mi.b,a=Math.max(n,i,r),s=Math.min(n,i,r);let o,l;const c=(s+a)/2;if(s===a)o=0,l=0;else{const t=a-s;switch(l=c<=.5?t/(a+s):t/(2-a-s),a){case n:o=(i-r)/t+(i<r?6:0);break;case i:o=(r-n)/t+2;break;case r:o=(n-i)/t+4}o/=6}return t.h=o,t.s=l,t.l=c,t}getRGB(t,e=Mn.workingColorSpace){return Mn.workingToColorSpace(Mi.copy(this),e),t.r=Mi.r,t.g=Mi.g,t.b=Mi.b,t}getStyle(t=we){Mn.workingToColorSpace(Mi.copy(this),t);const e=Mi.r,n=Mi.g,i=Mi.b;return t!==we?`color(${t} ${e.toFixed(3)} ${n.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(255*e)},${Math.round(255*n)},${Math.round(255*i)})`}offsetHSL(t,e,n){return this.getHSL(gi),this.setHSL(gi.h+t,gi.s+e,gi.l+n)}add(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this}addColors(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this}addScalar(t){return this.r+=t,this.g+=t,this.b+=t,this}sub(t){return this.r=Math.max(0,this.r-t.r),this.g=Math.max(0,this.g-t.g),this.b=Math.max(0,this.b-t.b),this}multiply(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this}multiplyScalar(t){return this.r*=t,this.g*=t,this.b*=t,this}lerp(t,e){return this.r+=(t.r-this.r)*e,this.g+=(t.g-this.g)*e,this.b+=(t.b-this.b)*e,this}lerpColors(t,e,n){return this.r=t.r+(e.r-t.r)*n,this.g=t.g+(e.g-t.g)*n,this.b=t.b+(e.b-t.b)*n,this}lerpHSL(t,e){this.getHSL(gi),t.getHSL(_i);const n=rn(gi.h,_i.h,e),i=rn(gi.s,_i.s,e),r=rn(gi.l,_i.l,e);return this.setHSL(n,i,r),this}setFromVector3(t){return this.r=t.x,this.g=t.y,this.b=t.z,this}applyMatrix3(t){const e=this.r,n=this.g,i=this.b,r=t.elements;return this.r=r[0]*e+r[3]*n+r[6]*i,this.g=r[1]*e+r[4]*n+r[7]*i,this.b=r[2]*e+r[5]*n+r[8]*i,this}equals(t){return t.r===this.r&&t.g===this.g&&t.b===this.b}fromArray(t,e=0){return this.r=t[e],this.g=t[e+1],this.b=t[e+2],this}toArray(t=[],e=0){return t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t}fromBufferAttribute(t,e){return this.r=t.getX(e),this.g=t.getY(e),this.b=t.getZ(e),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const Mi=new xi;xi.NAMES=mi;class Si extends di{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new Yn,this.environmentIntensity=1,this.environmentRotation=new Yn,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),this.backgroundBlurriness=t.backgroundBlurriness,this.backgroundIntensity=t.backgroundIntensity,this.backgroundRotation.copy(t.backgroundRotation),this.environmentIntensity=t.environmentIntensity,this.environmentRotation.copy(t.environmentRotation),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}const yi=new dn,Ei=new dn,Ti=new dn,bi=new dn,wi=new dn,Ai=new dn,Ri=new dn,Ci=new dn,Pi=new dn,Li=new dn,Ni=new Nn,Ui=new Nn,Di=new Nn;class Ii{constructor(t=new dn,e=new dn,n=new dn){this.a=t,this.b=e,this.c=n}static getNormal(t,e,n,i){i.subVectors(n,e),yi.subVectors(t,e),i.cross(yi);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(t,e,n,i,r){yi.subVectors(i,e),Ei.subVectors(n,e),Ti.subVectors(t,e);const a=yi.dot(yi),s=yi.dot(Ei),o=yi.dot(Ti),l=Ei.dot(Ei),c=Ei.dot(Ti),h=a*l-s*s;if(0===h)return r.set(0,0,0),null;const d=1/h,u=(l*o-s*c)*d,p=(a*c-s*o)*d;return r.set(1-u-p,p,u)}static containsPoint(t,e,n,i){return null!==this.getBarycoord(t,e,n,i,bi)&&(bi.x>=0&&bi.y>=0&&bi.x+bi.y<=1)}static getInterpolation(t,e,n,i,r,a,s,o){return null===this.getBarycoord(t,e,n,i,bi)?(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,bi.x),o.addScaledVector(a,bi.y),o.addScaledVector(s,bi.z),o)}static getInterpolatedAttribute(t,e,n,i,r,a){return Ni.setScalar(0),Ui.setScalar(0),Di.setScalar(0),Ni.fromBufferAttribute(t,e),Ui.fromBufferAttribute(t,n),Di.fromBufferAttribute(t,i),a.setScalar(0),a.addScaledVector(Ni,r.x),a.addScaledVector(Ui,r.y),a.addScaledVector(Di,r.z),a}static isFrontFacing(t,e,n,i){return yi.subVectors(n,e),Ei.subVectors(t,e),yi.cross(Ei).dot(i)<0}set(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this}setFromPointsAndIndices(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this}setFromAttributeAndIndices(t,e,n,i){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,n),this.c.fromBufferAttribute(t,i),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return yi.subVectors(this.c,this.b),Ei.subVectors(this.a,this.b),.5*yi.cross(Ei).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return Ii.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return Ii.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,n,i,r){return Ii.getInterpolation(t,this.a,this.b,this.c,e,n,i,r)}containsPoint(t){return Ii.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return Ii.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const n=this.a,i=this.b,r=this.c;let a,s;wi.subVectors(i,n),Ai.subVectors(r,n),Ci.subVectors(t,n);const o=wi.dot(Ci),l=Ai.dot(Ci);if(o<=0&&l<=0)return e.copy(n);Pi.subVectors(t,i);const c=wi.dot(Pi),h=Ai.dot(Pi);if(c>=0&&h<=c)return e.copy(i);const d=o*h-c*l;if(d<=0&&o>=0&&c<=0)return a=o/(o-c),e.copy(n).addScaledVector(wi,a);Li.subVectors(t,r);const u=wi.dot(Li),p=Ai.dot(Li);if(p>=0&&u<=p)return e.copy(r);const f=u*l-o*p;if(f<=0&&l>=0&&p<=0)return s=l/(l-p),e.copy(n).addScaledVector(Ai,s);const m=c*p-u*h;if(m<=0&&h-c>=0&&u-p>=0)return Ri.subVectors(r,i),s=(h-c)/(h-c+(u-p)),e.copy(i).addScaledVector(Ri,s);const g=1/(m+f+d);return a=f*g,s=d*g,e.copy(n).addScaledVector(wi,a).addScaledVector(Ai,s)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}class Oi{constructor(t=new dn(1/0,1/0,1/0),e=new dn(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){this.makeEmpty();for(let e=0,n=t.length;e<n;e+=3)this.expandByPoint(Bi.fromArray(t,e));return this}setFromBufferAttribute(t){this.makeEmpty();for(let e=0,n=t.count;e<n;e++)this.expandByPoint(Bi.fromBufferAttribute(t,e));return this}setFromPoints(t){this.makeEmpty();for(let e=0,n=t.length;e<n;e++)this.expandByPoint(t[e]);return this}setFromCenterAndSize(t,e){const n=Bi.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(n),this.max.copy(t).add(n),this}setFromObject(t,e=!1){return this.makeEmpty(),this.expandByObject(t,e)}clone(){return(new this.constructor).copy(this)}copy(t){return this.min.copy(t.min),this.max.copy(t.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(t){return this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)}expandByPoint(t){return this.min.min(t),this.max.max(t),this}expandByVector(t){return this.min.sub(t),this.max.add(t),this}expandByScalar(t){return this.min.addScalar(-t),this.max.addScalar(t),this}expandByObject(t,e=!1){t.updateWorldMatrix(!1,!1);const n=t.geometry;if(void 0!==n){const i=n.getAttribute("position");if(!0===e&&void 0!==i&&!0!==t.isInstancedMesh)for(let e=0,n=i.count;e<n;e++)!0===t.isMesh?t.getVertexPosition(e,Bi):Bi.fromBufferAttribute(i,e),Bi.applyMatrix4(t.matrixWorld),this.expandByPoint(Bi);else void 0!==t.boundingBox?(null===t.boundingBox&&t.computeBoundingBox(),zi.copy(t.boundingBox)):(null===n.boundingBox&&n.computeBoundingBox(),zi.copy(n.boundingBox)),zi.applyMatrix4(t.matrixWorld),this.union(zi)}const i=t.children;for(let r=0,a=i.length;r<a;r++)this.expandByObject(i[r],e);return this}containsPoint(t){return t.x>=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,Bi),Bi.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(Xi),qi.subVectors(this.max,Xi),Hi.subVectors(t.a,Xi),Vi.subVectors(t.b,Xi),Gi.subVectors(t.c,Xi),ki.subVectors(Vi,Hi),Wi.subVectors(Gi,Vi),ji.subVectors(Hi,Gi);let e=[0,-ki.z,ki.y,0,-Wi.z,Wi.y,0,-ji.z,ji.y,ki.z,0,-ki.x,Wi.z,0,-Wi.x,ji.z,0,-ji.x,-ki.y,ki.x,0,-Wi.y,Wi.x,0,-ji.y,ji.x,0];return!!Zi(e,Hi,Vi,Gi,qi)&&(e=[1,0,0,0,1,0,0,0,1],!!Zi(e,Hi,Vi,Gi,qi)&&(Yi.crossVectors(ki,Wi),e=[Yi.x,Yi.y,Yi.z],Zi(e,Hi,Vi,Gi,qi)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,Bi).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radiu

6s=.5*this.getSize(Bi).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Fi[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Fi[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Fi[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Fi[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Fi[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Fi[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Fi[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Fi[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Fi)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(t){return this.min.fromArray(t.min),this.max.fromArray(t.max),this}}const Fi=[new dn,new dn,new dn,new dn,new dn,new dn,new dn,new dn],Bi=new dn,zi=new Oi,Hi=new dn,Vi=new dn,Gi=new dn,ki=new dn,Wi=new dn,ji=new dn,Xi=new dn,qi=new dn,Yi=new dn,Ki=new dn;function Zi(t,e,n,i,r){for(let a=0,s=t.length-3;a<=s;a+=3){Ki.fromArray(t,a);const s=r.x*Math.abs(Ki.x)+r.y*Math.abs(Ki.y)+r.z*Math.abs(Ki.z),o=e.dot(Ki),l=n.dot(Ki),c=i.dot(Ki);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>s)return!1}return!0}const Ji=new dn,$i=new ln;let Qi=0;class tr extends Je{constructor(t,e,n=!1){if(super(),Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:Qi++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=n,this.usage=35044,this.updateRanges=[],this.gpuType=Ct,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,n){t*=this.itemSize,n*=e.itemSize;for(let i=0,r=this.itemSize;i<r;i++)this.array[t+i]=e.array[n+i];return this}copyArray(t){return this.array.set(t),this}applyMatrix3(t){if(2===this.itemSize)for(let e=0,n=this.count;e<n;e++)$i.fromBufferAttribute(this,e),$i.applyMatrix3(t),this.setXY(e,$i.x,$i.y);else if(3===this.itemSize)for(let e=0,n=this.count;e<n;e++)Ji.fromBufferAttribute(this,e),Ji.applyMatrix3(t),this.setXYZ(e,Ji.x,Ji.y,Ji.z);return this}applyMatrix4(t){for(let e=0,n=this.count;e<n;e++)Ji.fromBufferAttribute(this,e),Ji.applyMatrix4(t),this.setXYZ(e,Ji.x,Ji.y,Ji.z);return this}applyNormalMatrix(t){for(let e=0,n=this.count;e<n;e++)Ji.fromBufferAttribute(this,e),Ji.applyNormalMatrix(t),this.setXYZ(e,Ji.x,Ji.y,Ji.z);return this}transformDirection(t){for(let e=0,n=this.count;e<n;e++)Ji.fromBufferAttribute(this,e),Ji.transformDirection(t),this.setXYZ(e,Ji.x,Ji.y,Ji.z);return this}set(t,e=0){return this.array.set(t,e),this}getComponent(t,e){let n=this.array[t*this.itemSize+e];return this.normalized&&(n=an(n,this.array)),n}setComponent(t,e,n){return this.normalized&&(n=sn(n,this.array)),this.array[t*this.itemSize+e]=n,this}getX(t){let e=this.array[t*this.itemSize];return this.normalized&&(e=an(e,this.array)),e}setX(t,e){return this.normalized&&(e=sn(e,this.array)),this.array[t*this.itemSize]=e,this}getY(t){let e=this.array[t*this.itemSize+1];return this.normalized&&(e=an(e,this.array)),e}setY(t,e){return this.normalized&&(e=sn(e,this.array)),this.array[t*this.itemSize+1]=e,this}getZ(t){let e=this.array[t*this.itemSize+2];return this.normalized&&(e=an(e,this.array)),e}setZ(t,e){return this.normalized&&(e=sn(e,this.array)),this.array[t*this.itemSize+2]=e,this}getW(t){let e=this.array[t*this.itemSize+3];return this.normalized&&(e=an(e,this.array)),e}setW(t,e){return this.normalized&&(e=sn(e,this.array)),this.array[t*this.itemSize+3]=e,this}setXY(t,e,n){return t*=this.itemSize,this.normalized&&(e=sn(e,this.array),n=sn(n,this.array)),this.array[t+0]=e,this.array[t+1]=n,this}setXYZ(t,e,n,i){return t*=this.itemSize,this.normalized&&(e=sn(e,this.array),n=sn(n,this.array),i=sn(i,this.array)),this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this}setXYZW(t,e,n,i,r){return t*=this.itemSize,this.normalized&&(e=sn(e,this.array),n=sn(n,this.array),i=sn(i,this.array),r=sn(r,this.array)),this.array[t+0]=e,this.array[t+1]=n,this.array[t+2]=i,this.array[t+3]=r,this}onUpload(t){return this.onUploadCallback=t,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const t={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(t.name=this.name),35044!==this.usage&&(t.usage=this.usage),t}dispose(){this.dispatchEvent({type:"dispose"})}}class er extends tr{constructor(t,e,n){super(new Uint16Array(t),e,n)}}class nr extends tr{constructor(t,e,n){super(new Uint32Array(t),e,n)}}class ir extends tr{constructor(t,e,n){super(new Float32Array(t),e,n)}}const rr=new Oi,ar=new dn,sr=new dn;class or{constructor(t=new dn,e=-1){this.isSphere=!0,this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):rr.setFromPoints(t).getCenter(n);let i=0;for(let r=0,a=t.length;r<a;r++)i=Math.max(i,n.distanceToSquared(t[r]));return this.radius=Math.sqrt(i),this}copy(t){return this.center.copy(t.center),this.radius=t.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(t){return t.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(t){return t.distanceTo(this.center)-this.radius}intersectsSphere(t){const e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e}intersectsBox(t){return t.intersectsSphere(this)}intersectsPlane(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius}clampPoint(t,e){const n=this.center.distanceToSquared(t);return e.copy(t),n>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;ar.subVectors(t,this.center);const e=ar.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.addScaledVector(ar,n/t),this.radius+=n}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(sr.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(ar.copy(t.center).add(sr)),this.expandByPoint(ar.copy(t.center).sub(sr))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(t){return this.radius=t.radius,this.center.fromArray(t.center),this}}let lr=0;const cr=new Bn,hr=new di,dr=new dn,ur=new Oi,pr=new Oi,fr=new dn;class mr extends Je{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:lr++}),this.uuid=en(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.indirectOffset=0,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={},this._transformed=!1}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(function(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}(t)?nr:er)(t,1):this.index=t,this}setIndirect(t,e=0){return this.indirect=t,this.indirectOffset=e,this}getIndirect(){return this.indirect}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,n=0){this.groups.push({start:t,count:e,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const e=(new mn).getNormalMatrix(t);n.applyNormalMatrix(e),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(t),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this._transformed=!0,this}applyQuaternion(t){return cr.makeRotationFromQuaternion(t),this.applyMatrix4(cr),this}rotateX(t){return cr.makeRotationX(t),this.applyMatrix4(cr),this}rotateY(t){return cr.makeRotationY(t),this.applyMatrix4(cr),this}rotateZ(t){return cr.makeRotationZ(t),this.applyMatrix4(cr),this}translate(t,e,n){return cr.makeTranslation(t,e,n),this.applyMatrix4(cr),this}scale(t,e,n){return cr.makeScale(t,e,n),this.applyMatrix4(cr),this}lookAt(t){return hr.lookAt(t),hr.updateMatrix(),this.applyMatrix4(hr.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(dr).negate(),this.translate(dr.x,dr.y,dr.z),this}setFromPoints(t){const e=this.getAttribute("position");if(void 0===e){const e=[];for(let n=0,i=t.length;n<i;n++){const i=t[n];e.push(i.x,i.y,i.z||0)}this.setAttribute("position",new ir(e,3))}else{const n=Math.min(t.length,e.count);for(let i=0;i<n;i++){const n=t[i];e.setXYZ(i,n.x,n.y,n.z||0)}t.length>e.count&&qe("BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Oi);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return Ye("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new dn(-1/0,-1/0,-1/0),new dn(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let n=0,i=e.length;n<i;n++){const t=e[n];ur.setFromBufferAttribute(t),this.morphTargetsRelative?(fr.addVectors(this.boundingBox.min,ur.min),this.boundingBox.expandByPoint(fr),fr.addVectors(this.boundingBox.max,ur.max),this.boundingBox.expandByPoint(fr)):(this.boundingBox.expandByPoint(ur.min),this.boundingBox.expandByPoint(ur.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&Ye('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 or);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return Ye("BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),void this.boundingSphere.set(new dn,1/0);if(t){const n=this.boundingSphere.center;if(ur.setFromBufferAttribute(t),e)for(let t=0,r=e.length;t<r;t++){const n=e[t];pr.setFromBufferAttribute(n),this.morphTargetsRelative?(fr.addVectors(ur.min,pr.min),ur.expandByPoint(fr),fr.addVectors(ur.max,pr.max),ur.expandByPoint(fr)):(ur.expandByPoint(pr.min),ur.expandByPoint(pr.max))}ur.getCenter(n);let i=0;for(let e=0,r=t.count;e<r;e++)fr.fromBufferAttribute(t,e),i=Math.max(i,n.distanceToSquared(fr));if(e)for(let r=0,a=e.length;r<a;r++){const a=e[r],s=this.morphTargetsRelative;for(let e=0,r=a.count;e<r;e++)fr.fromBufferAttribute(a,e),s&&(dr.fromBufferAttribute(t,e),fr.add(dr)),i=Math.max(i,n.distanceToSquared(fr))}this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)&&Ye('BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const t=this.index,e=this.attributes;if(null===t||void 0===e.position||void 0===e.normal||void 0===e.uv)return void Ye("BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const n=e.position,i=e.normal,r=e.uv;let a=this.getAttribute("tangent");void 0!==a&&a.count===n.count||(a=new tr(new Float32Array(4*n.count),4),this.setAttribute("tangent",a));const s=[],o=[];for(let E=0;E<n.count;E++)s[E]=new dn,o[E]=new dn;const l=new dn,c=new dn,h=new dn,d=new ln,u=new ln,p=new ln,f=new dn,m=new dn;function g(t,e,i){l.fromBufferAttribute(n,t),c.fromBufferAttribute(n,e),h.fromBufferAttribute(n,i),d.fromBufferAttribute(r,t),u.fromBufferAttribute(r,e),p.fromBufferAttribute(r,i),c.sub(l),h.sub(l),u.sub(d),p.sub(d);const a=1/(u.x*p.y-p.x*u.y);isFinite(a)&&(f.copy(c).multiplyScalar(p.y).addScaledVector(h,-u.y).multiplyScalar(a),m.copy(h).multiplyScalar(u.x).addScaledVector(c,-p.x).multiplyScalar(a),s[t].add(f),s[e].add(f),s[i].add(f),o[t].add(m),o[e].add(m),o[i].add(m))}let _=this.groups;0===_.length&&(_=[{start:0,count:t.count}]);for(let E=0,T=_.length;E<T;++E){const e=_[E],n=e.start;for(let i=n,r=n+e.count;i<r;i+=3)g(t.getX(i+0),t.getX(i+1),t.getX(i+2))}const v=new dn,x=new dn,M=new dn,S=new dn;function y(t){M.fromBufferAttribute(i,t),S.copy(M);const e=s[t];v.copy(e),v.sub(M.multiplyScalar(M.dot(e))).normalize(),x.crossVectors(S,e);const n=x.dot(o[t])<0?-1:1;a.setXYZW(t,v.x,v.y,v.z,n)}for(let E=0,T=_.length;E<T;++E){const e=_[E],n=e.start;for(let i=n,r=n+e.count;i<r;i+=3)y(t.getX(i+0)),y(t.getX(i+1)),y(t.getX(i+2))}this._transformed=!0}computeVertexNormals(){const t=this.index,e=this.getAttribute("position");if(void 0!==e){let n=this.getAttribute("normal");if(void 0===n||n.count!==e.count)n=new tr(new Float32Array(3*e.count),3),this.setAttribute("normal",n);else for(let t=0,e=n.count;t<e;t++)n.setXYZ(t,0,0,0);const i=new dn,r=new dn,a=new dn,s=new dn,o=new dn,l=new dn,c=new dn,h=new dn;if(t)for(let d=0,u=t.count;d<u;d+=3){const u=t.getX(d+0),p=t.getX(d+1),f=t.getX(d+2);i.fromBufferAttribute(e,u),r.fromBufferAttribute(e,p),a.fromBufferAttribute(e,f),c.subVectors(a,r),h.subVectors(i,r),c.cross(h),s.fromBufferAttribute(n,u),o.fromBufferAttribute(n,p),l.fromBufferAttribute(n,f),s.add(c),o.add(c),l.add(c),n.setXYZ(u,s.x,s.y,s.z),n.setXYZ(p,o.x,o.y,o.z),n.setXYZ(f,l.x,l.y,l.z)}else for(let t=0,d=e.count;t<d;t+=3)i.fromBufferAttribute(e,t+0),r.fromBufferAttribute(e,t+1),a.fromBufferAttribute(e,t+2),c.subVectors(a,r),h.subVectors(i,r),c.cross(h),n.setXYZ(t+0,c.x,c.y,c.z),n.setXYZ(t+1,c.x,c.y,c.z),n.setXYZ(t+2,c.x,c.y,c.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const t=this.attributes.normal;for(let e=0,n=t.count;e<n;e++)fr.fromBufferAttribute(t,e),fr.normalize(),t.setXYZ(e,fr.x,fr.y,fr.z)}toNonIndexed(){function t(t,e){const n=t.array,i=t.itemSize,r=t.normalized,a=new n.constructor(e.length*i);let s=0,o=0;for(let l=0,c=e.length;l<c;l++){s=t.isInterleavedBufferAttribute?e[l]*t.data.stride+t.offset:e[l]*i;for(let t=0;t<i;t++)a[o++]=n[s++]}return new tr(a,i,r)}if(null===this.index)return qe("BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const e=new mr,n=this.index.array,i=this.attributes;for(const s in i){const r=t(i[s],n);e.setAttribute(s,r)}const r=this.morphAttributes;for(const s in r){const i=[],a=r[s];for(let e=0,r=a.length;e<r;e++){const r=t(a[e],n);i.push(r)}e.morphAttributes[s]=i}e.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let s=0,o=a.length;s<o;s++){const t=a[s];e.addGroup(t.start,t.count,t.materialIndex)}return e}toJSON(){const t={metadata:{version:4.7,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(t.uuid=this.uuid,t.type=void 0!==this.parameters&&!0===this._transformed?"BufferGeometry":this.type,""!==this.name&&(t.name=this.name),Object.keys(this.userData).length>0&&(t.userData=this.userData),void 0!==this.parameters&&!0!==this._transformed){const e=this.parameters;for(const n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const n=this.attributes;for(const o in n){const e=n[o];t.data.attributes[o]=e.toJSON(t.data)}const i={};let r=!1;for(const o in this.morphAttributes){const e=this.morphAttributes[o],n=[];for(let i=0,r=e.length;i<r;i++){const r=e[i];n.push(r.toJSON(t.data))}n.length>0&&(i[o]=n,r=!0)}r&&(t.data.morphAttributes=i,t.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(t.data.groups=JSON.parse(JSON.stringify(a)));const s=this.boundingSphere;return null!==s&&(t.data.boundingSphere=s.toJSON()),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const n=t.index;null!==n&&this.setIndex(n.clone());const i=t.attributes;for(const l in i){const t=i[l];this.setAttribute(l,t.clone(e))}const r=t.morphAttributes;for(const l in r){const t=[],n=r[l];for(let i=0,r=n.length;i<r;i++)t.push(n[i].clone(e));this.morphAttributes[l]=t}this.morphTargetsRelative=t.morphTargetsRelative;const a=t.groups;for(let l=0,c=a.length;l<c;l++){const t=a[l];this.addGroup(t.start,t.count,t.materialIndex)}const s=t.boundingBox;null!==s&&(this.boundingBox=s.clone());const o=t.boundingSphere;return null!==o&&(this.boundingSphere=o.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,this._transformed=t._transformed,this}dispose(){this.dispatchEvent({type:"dispose"})}}let gr=0;class _r extends Je{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:gr++}),this.uuid=en(),this.name="",this.type="Material",this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=A,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new xi(0,0,0),this.blendAlpha=0,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=Pe,this.stencilZFail=Pe,this.stencilZPass=Pe,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.allowOverride=!0,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(t){this._alphaTest>0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const n=t[e];if(void 0===n){qe(`Material: parameter '${e}' has value of undefined.`);continue}const i=this[e];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector2&&n&&n.isVector2||i&&i.isEuler&&n&&n.isEuler||i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n:qe(`Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const n={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function i(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}

6if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.sheenColorMap&&this.sheenColorMap.isTexture&&(n.sheenColorMap=this.sheenColorMap.toJSON(t).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(n.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(t).uuid),void 0!==this.dispersion&&(n.dispersion=this.dispersion),void 0!==this.iridescence&&(n.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(n.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(n.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapRotation&&(n.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(n.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),0!==this.side&&(n.side=this.side),!0===this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=!0),204!==this.blendSrc&&(n.blendSrc=this.blendSrc),205!==this.blendDst&&(n.blendDst=this.blendDst),this.blendEquation!==A&&(n.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(n.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&

6(n.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(n.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(n.depthFunc=this.depthFunc),!1===this.depthTest&&(n.depthTest=this.depthTest),!1===this.depthWrite&&(n.depthWrite=this.depthWrite),!1===this.colorWrite&&(n.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(n.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(n.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(n.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Pe&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Pe&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Pe&&(n.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(n.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaHash&&(n.alphaHash=!0),!0===this.alphaToCoverage&&(n.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=!0),!0===this.forceSinglePass&&(n.forceSinglePass=!0),!1===this.allowOverride&&(n.allowOverride=!1),!0===this.wireframe&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),!1===this.fog&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData),e){const e=i(t.textures),r=i(t.images);e.length>0&&(n.textures=e),r.length>0&&(n.images=r)}return n}fromJSON(t,e){if(void 0!==t.uuid&&(this.uuid=t.uuid),void 0!==t.name&&(this.name=t.name),void 0!==t.color&&void 0!==this.color&&this.color.setHex(t.color),void 0!==t.roughness&&(this.roughness=t.roughness),void 0!==t.metalness&&(this.metalness=t.metalness),void 0!==t.sheen&&(this.sheen=t.sheen),void 0!==t.sheenColor&&(this.sheenColor=(new xi).setHex(t.sheenColor)),void 0!==t.sheenRoughness&&(this.sheenRoughness=t.sheenRoughness),void 0!==t.emissive&&void 0!==this.emissive&&this.emissive.setHex(t.emissive),void 0!==t.specular&&void 0!==this.specular&&this.specular.setHex(t.specular),void 0!==t.specularIntensity&&(this.specularIntensity=t.specularIntensity),void 0!==t.specularColor&&void 0!==this.specularColor&&this.specularColor.setHex(t.specularColor),void 0!==t.shininess&&(this.shininess=t.shininess),void 0!==t.clearcoat&&(this.clearcoat=t.clearcoat),void 0!==t.clearcoatRoughness&&(this.clearcoatRoughness=t.clearcoatRoughness),void 0!==t.dispersion&&(this.dispersion=t.dispersion),void 0!==t.iridescence&&(this.iridescence=t.iridescence),void 0!==t.iridescenceIOR&&(this.iridescenceIOR=t.iridescenceIOR),void 0!==t.iridescenceThicknessRange&&(this.iridescenceThicknessRange=t.iridescenceThicknessRange),void 0!==t.transmission&&(this.transmission=t.transmission),void 0!==t.thickness&&(this.thickness=t.thickness),void 0!==t.attenuationDistance&&(this.attenuationDistance=t.attenuationDistance),void 0!==t.attenuationColor&&void 0!==this.attenuationColor&&this.attenuationColor.setHex(t.attenuationColor),void 0!==t.anisotropy&&(this.anisotropy=t.anisotropy),void 0!==t.anisotropyRotation&&(this.anisotropyRotation=t.anisotropyRotation),void 0!==t.fog&&(this.fog=t.fog),void 0!==t.flatShading&&(this.flatShading=t.flatShading),void 0!==t.blending&&(this.blending=t.blending),void 0!==t.combine&&(this.combine=t.combine),void 0!==t.side&&(this.side=t.side),void 0!==t.shadowSide&&(this.shadowSide=t.shadowSide),void 0!==t.opacity&&(this.opacity=t.opacity),void 0!==t.transparent&&(this.transparent=t.transparent),void 0!==t.alphaTest&&(this.alphaTest=t.alphaTest),void 0!==t.alphaHash&&(this.alphaHash=t.alphaHash),void 0!==t.depthFunc&&(this.depthFunc=t.depthFunc),void 0!==t.depthTest&&(this.depthTest=t.depthTest),void 0!==t.depthWrite&&(this.depthWrite=t.depthWrite),void 0!==t.colorWrite&&(this.colorWrite=t.colorWrite),void 0!==t.blendSrc&&(this.blendSrc=t.blendSrc),void 0!==t.blendDst&&(this.blendDst=t.blendDst),void 0!==t.blendEquation&&(this.blendEquation=t.blendEquation),void 0!==t.blendSrcAlpha&&(this.blendSrcAlpha=t.blendSrcAlpha),void 0!==t.blendDstAlpha&&

6(this.blendDstAlpha=t.blendDstAlpha),void 0!==t.blendEquationAlpha&&(this.blendEquationAlpha=t.blendEquationAlpha),void 0!==t.blendColor&&void 0!==this.blendColor&&this.blendColor.setHex(t.blendColor),void 0!==t.blendAlpha&&(this.blendAlpha=t.blendAlpha),void 0!==t.stencilWriteMask&&(this.stencilWriteMask=t.stencilWriteMask),void 0!==t.stencilFunc&&(this.stencilFunc=t.stencilFunc),void 0!==t.stencilRef&&(this.stencilRef=t.stencilRef),void 0!==t.stencilFuncMask&&(this.stencilFuncMask=t.stencilFuncMask),void 0!==t.stencilFail&&(this.stencilFail=t.stencilFail),void 0!==t.stencilZFail&&(this.stencilZFail=t.stencilZFail),void 0!==t.stencilZPass&&(this.stencilZPass=t.stencilZPass),void 0!==t.stencilWrite&&(this.stencilWrite=t.stencilWrite),void 0!==t.wireframe&&(this.wireframe=t.wireframe),void 0!==t.wireframeLinewidth&&(this.wireframeLinewidth=t.wireframeLinewidth),void 0!==t.wireframeLinecap&&(this.wireframeLinecap=t.wireframeLinecap),void 0!==t.wireframeLinejoin&&(this.wireframeLinejoin=t.wireframeLinejoin),void 0!==t.rotation&&(this.rotation=t.rotation),void 0!==t.linewidth&&(this.linewidth=t.linewidth),void 0!==t.dashSize&&(this.dashSize=t.dashSize),void 0!==t.gapSize&&(this.gapSize=t.gapSize),void 0!==t.scale&&(this.scale=t.scale),void 0!==t.polygonOffset&&(this.polygonOffset=t.polygonOffset),void 0!==t.polygonOffsetFactor&&(this.polygonOffsetFactor=t.polygonOffsetFactor),void 0!==t.polygonOffsetUnits&&(this.polygonOffsetUnits=t.polygonOffsetUnits),void 0!==t.dithering&&(this.dithering=t.dithering),void 0!==t.alphaToCoverage&&(this.alphaToCoverage=t.alphaToCoverage),void 0!==t.premultipliedAlpha&&(this.premultipliedAlpha=t.premultipliedAlpha),void 0!==t.forceSinglePass&&(this.forceSinglePass=t.forceSinglePass),void 0!==t.allowOverride&&(this.allowOverride=t.allowOverride),void 0!==t.visible&&(this.visible=t.visible),void 0!==t.toneMapped&&(this.toneMapped=t.toneMapped),void 0!==t.userData&&(this.userData=t.userData),void 0!==t.vertexColors&&("number"==typeof t.vertexColors?this.vertexColors=t.vertexColors>0:this.vertexColors=t.vertexColors),void 0!==t.size&&(this.size=t.size),void 0!==t.sizeAttenuation&&(this.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(this.map=e[t.map]||null),void 0!==t.matcap&&(this.matcap=e[t.matcap]||null),void 0!==t.alphaMap&&(this.alphaMap=e[t.alphaMap]||null),void 0!==t.bumpMap&&(this.bumpMap=e[t.bumpMap]||null),void 0!==t.bumpScale&&(this.bumpScale=t.bumpScale),void 0!==t.normalMap&&(this.normalMap=e[t.normalMap]||null),void 0!==t.normalMapType&&(this.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),this.normalScale=(new ln).fromArray(e)}return void 0!==t.displacementMap&&(this.displacementMap=e[t.displacementMap]||null),void 0!==t.displacementScale&&(this.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(this.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(this.roughnessMap=e[t.roughnessMap]||null),void 0!==t.metalnessMap&&(this.metalnessMap=e[t.metalnessMap]||null),void 0!==t.emissiveMap&&(this.emissiveMap=e[t.emissiveMap]||null),void 0!==t.emissiveIntensity&&(this.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(this.specularMap=e[t.specularMap]||null),void 0!==t.specularIntensityMap&&(this.specularIntensityMap=e[t.specularIntensityMap]||null),void 0!==t.specularColorMap&&(this.specularColorMap=e[t.specularColorMap]||null),void 0!==t.envMap&&(this.envMap=e[t.envMap]||null),void 0!==t.envMapRotation&&this.envMapRotation.fromArray(t.envMapRotation),void 0!==t.envMapIntensity&&(this.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(this.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(this.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(this.lightMap=e[t.lightMap]||null),void 0!==t.lightMapIntensity&&(this.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(this.aoMap=e[t.aoMap]||null),void 0!==t.aoMapIntensity&&(this.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(this.gradientMap=e[t.gradientMap]||null),void 0!==t.clearcoatMap&&(this.clearcoatMap=e[t.clearcoatMap]||null),void 0!==t.clearcoatRoughnessMap&&(this.clearcoatRoughnessMap=e[t.clearcoatRoughnessMap]||null),void 0!==t.clearcoatNormalMap&&(this.clearcoatNormalMap=e[t.clearcoatNormalMap]||null),void 0!==t.clearcoatNormalScale&&(this.clearcoatNormalScale=(new ln).fromArray(t.clearcoatNormalScale)),void 0!==t.iridescenceMap&&(this.iridescenceMap=e[t.iridescenceMap]||null),void 0!==t.iridescenceThicknessMap&&(this.iridescenceThicknessMap=e[t.iridescenceThicknessMap]||null),void 0!==t.transmissionMap&&(this.transmissionMap=e[t.transmissionMap]||null),void 0!==t.thicknessMap&&(this.thicknessMap=e[t.thicknessMap]||null),void 0!==t.anisotropyMap&&(this.anisotropyMap=e[t.anisotropyMap]||null),void 0!==t.sheenColorMap&&(this.sheenColorMap=e[t.sheenColorMap]||null),void 0!==t.sheenRoughnessMap&&(this.sheenRoughnessMap=e[t.sheenRoughnessMap]||null),this}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let n=null;if(null!==e){const t=e.length;n=new Array(t);for(let i=0;i!==t;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.allowOverride=t.allowOverride,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}const vr=new dn,xr=new dn,Mr=new dn,Sr=new dn,yr=new dn,Er=new dn,Tr=new dn;

6class br{constructor(t=new dn,e=new dn(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,vr)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=vr.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(vr.copy(this.origin).addScaledVector(this.direction,e),vr.distanceToSquared(t))}distanceSqToSegment(t,e,n,i){xr.copy(t).add(e).multiplyScalar(.5),Mr.copy(e).sub(t).normalize(),Sr.copy(this.origin).sub(xr);const r=.5*t.distanceTo(e),a=-this.direction.dot(Mr),s=Sr.dot(this.direction),o=-Sr.dot(Mr),l=Sr.lengthSq(),c=Math.abs(1-a*a);let h,d,u,p;if(c>0)if(h=a*o-s,d=a*s-o,p=r*c,h>=0)if(d>=-p)if(d<=p){const t=1/c;h*=t,d*=t,u=h*(h+a*d+2*s)+d*(a*h+d+2*o)+l}else d=r,h=Math.max(0,-(a*d+s)),u=-h*h+d*(d+2*o)+l;else d=-r,h=Math.max(0,-(a*d+s)),u=-h*h+d*(d+2*o)+l;else d<=-p?(h=Math.max(0,-(-a*r+s)),d=h>0?-r:Math.min(Math.max(-r,-o),r),u=-h*h+d*(d+2*o)+l):d<=p?(h=0,d=Math.min(Math.max(-r,-o),r),u=d*(d+2*o)+l):(h=Math.max(0,-(a*r+s)),d=h>0?r:Math.min(Math.max(-r,-o),r),u=-h*h+d*(d+2*o)+l);else d=a>0?-r:r,h=Math.max(0,-(a*d+s)),u=-h*h+d*(d+2*o)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,h),i&&i.copy(xr).addScaledVector(Mr,d),u}intersectSphere(t,e){vr.subVectors(t.center,this.origin);const n=vr.dot(this.direction),i=vr.dot(vr)-n*n,r=t.radius*t.radius;if(i>r)return null;const a=Math.sqrt(r-i),s=n-a,o=n+a;return o<0?null:s<0?this.at(o,e):this.at(s,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let n,i,r,a,s,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,d=this.origin;return l>=0?(n=(t.min.x-d.x)*l,i=(t.max.x-d.x)*l):(n=(t.max.x-d.x)*l,i=(t.min.x-d.x)*l),c>=0?(r=(t.min.y-d.y)*c,a=(t.max.y-d.y)*c):(r=(t.max.y-d.y)*c,a=(t.min.y-d.y)*c),n>a||r>i?null:((r>n||isNaN(n))&&(n=r),(a<i||isNaN(i))&&(i=a),h>=0?(s=(t.min.z-d.z)*h,o=(t.max.z-d.z)*h):(s=(t.max.z-d.z)*h,o=(t.min.z-d.z)*h),n>o||s>i?null:((s>n||n!=n)&&(n=s),(o<i||i!=i)&&(i=o),i<0?null:this.at(n>=0?n:i,e)))}intersectsBox(t){return null!==this.intersectBox(t,vr)}intersectTriangle(t,e,n,i,r){yr.subVectors(e,t),Er.subVectors(n,t),Tr.crossVectors(yr,Er);let a,s=this.direction.dot(Tr);if(s>0){if(i)return null;a=1}else{if(!(s<0))return null;a=-1,s=-s}Sr.subVectors(this.origin,t);const o=a*this.direction.dot(Er.crossVectors(Sr,Er));if(o<0)return null;const l=a*this.direction.dot(yr.cross(Sr));if(l<0)return null;if(o+l>s)return null;const c=-a*Sr.dot(Tr);return c<0?null:this.at(c/s,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class wr extends _r{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new xi(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Yn,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const Ar=new Bn,Rr=new br,Cr=new or,Pr=new dn,Lr=new dn,Nr=new dn,Ur=new dn,Dr=new dn,Ir=new dn,Or=new dn,Fr=ne

6w dn;class Br extends di{constructor(t=new mr,e=new wr){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const n=t[e[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=n.length;t<e;t++){const e=n[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[e]=t}}}}getVertexPosition(t,e){const n=this.geometry,i=n.attributes.position,r=n.morphAttributes.position,a=n.morphTargetsRelative;e.fromBufferAttribute(i,t);const s=this.morphTargetInfluences;if(r&&s){Ir.set(0,0,0);for(let n=0,i=r.length;n<i;n++){const i=s[n],o=r[n];0!==i&&(Dr.fromBufferAttribute(o,t),a?Ir.addScaledVector(Dr,i):Ir.addScaledVector(Dr.sub(e),i))}e.add(Ir)}return e}raycast(t,e){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0!==i){if(null===n.boundingSphere&&n.computeBoundingSphere(),Cr.copy(n.boundingSphere),Cr.applyMatrix4(r),Rr.copy(t.ray).recast(t.near),!1===Cr.containsPoint(Rr.origin)){if(null===Rr.intersectSphere(Cr,Pr))return;if(Rr.origin.distanceToSquared(Pr)>s(t.far-t.near,2))return}Ar.copy(r).invert(),Rr.copy(t.ray).applyMatrix4(Ar),null!==n.boundingBox&&!1===Rr.intersectsBox(n.boundingBox)||this._computeIntersections(t,e,Rr)}}_computeIntersections(t,e,n){let i;const r=this.geometry,a=this.material,s=r.index,o=r.attributes.position,l=r.attributes.uv,c=r.attributes.uv1,h=r.attributes.normal,d=r.groups,u=r.drawRange;if(null!==s)if(Array.isArray(a))for(let p=0,f=d.length;p<f;p++){const r=d[p],o=a[r.materialIndex];for(let a=Math.max(r.start,u.start),d=Math.min(s.count,Math.min(r.start+r.count,u.start+u.count));a<d;a+=3){i=zr(this,o,t,n,l,c,h,s.getX(a),s.getX(a+1),s.getX(a+2)),i&&(i.faceIndex=Math.floor(a/3),i.face.materialIndex=r.materialIndex,e.push(i))}}else{for(let r=Math.max(0,u.start),o=Math.min(s.count,u.start+u.count);r<o;r+=3){i=zr(this,a,t,n,l,c,h,s.getX(r),s.getX(r+1),s.getX(r+2)),i&&(i.faceIndex=Math.floor(r/3),e.push(i))}}else if(void 0!==o)if(Array.isArray(a))for(let p=0,f=d.length;p<f;p++){const r=d[p],s=a[r.materialIndex];for(let a=Math.max(r.start,u.start),d=Math.min(o.count,Math.min(r.start+r.count,u.start+u.count));a<d;a+=3){i=zr(this,s,t,n,l,c,h,a,a+1,a+2),i&&(i.faceIndex=Math.floor(a/3),i.face.materialIndex=r.materialIndex,e.push(i))}}else{for(let r=Math.max(0,u.start),s=Math.min(o.count,u.start+u.count);r<s;r+=3){i=zr(this,a,t,n,l,c,h,r,r+1,r+2),i&&(i.faceIndex=Math.floor(r/3),e.push(i))}}}}function zr(t,e,n,i,r,a,s,o,l,c){t.getVertexPosition(o,Lr),t.getVertexPosition(l,Nr),t.getVertexPosition(c,Ur);const h=function(t,e,n,i,r,a,s,o){let l;if(l=1===e.side?i.intersectTriangle(s,a,r,!0,o):i.intersectTriangle(r,a,s,0===e.side,o),null===l)return null;Fr.copy(o),Fr.applyMatrix4(t.matrixWorld);const c=n.ray.origin.distanceTo(Fr);return c<n.near||c>n.far?null:{distance:c,point:Fr.clone(),object:t}}(t,e,n,i,Lr,Nr,Ur,Or);if(h){const t=new dn;Ii.getBarycoord(Or,Lr,Nr,Ur,t),r&&(h.uv=Ii.getInterpolatedAttribute(r,o,l,c,t,new ln)),a&&(h.uv1=Ii.getInterpolatedAttribute(a,o,l,c,t,new ln)),s&&(h.normal=Ii.getInterpolatedAttribute(s,o,l,c,t,new dn),h.normal.dot(i.direction)>0&&h.normal.multiplyScalar(-1));const e={a:o,b:l,c:c,normal:new dn,materialIndex:0};Ii.getNormal(Lr,Nr,Ur,e.normal),h.face=e,h.barycoord=t}return h}class Hr extends Pn{constructor(t=null,e=1,n=1,i,r,a,s,o,l=1003,c=1003,h,d){super(null,a,s,o,l,c,i,r,h,d),this.isDataTexture=!0,this.image={data:t,width:e,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Vr=new dn,Gr=new dn,kr=new mn;class Wr{constructor(t=new dn(1,0,0),e=0){this.isPlane=!0,this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,n,i){return this.normal.set(t,e,n),this.constant=i,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,n){const i=Vr.subVectors(n,e).cross(Gr.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(i,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(t).addScaledVector(this.normal,-this.distanceToPoint(t))}intersectLine(t,e,n=!0){const i=t.delta(Vr),r=this.normal.dot(i);if(0===r)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;

6const a=-(t.start.dot(this.normal)+this.constant)/r;return!0===n&&(a<0||a>1)?null:e.copy(t.start).addScaledVector(i,a)}intersectsLine(t){const e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const n=e||kr.getNormalMatrix(t),i=this.coplanarPoint(Vr).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const jr=new or,Xr=new ln(.5,.5),qr=new dn;class Yr{constructor(t=new Wr,e=new Wr,n=new Wr,i=new Wr,r=new Wr,a=new Wr){this.planes=[t,e,n,i,r,a]}set(t,e,n,i,r,a){const s=this.planes;return s[0].copy(t),s[1].copy(e),s[2].copy(n),s[3].copy(i),s[4].copy(r),s[5].copy(a),this}copy(t){const e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this}setFromProjectionMatrix(t,e=2e3,n=!1){const i=this.planes,r=t.elements,a=r[0],s=r[1],o=r[2],l=r[3],c=r[4],h=r[5],d=r[6],u=r[7],p=r[8],f=r[9],m=r[10],g=r[11],_=r[12],v=r[13],x=r[14],M=r[15];if(i[0].setComponents(l-a,u-c,g-p,M-_).normalize(),i[1].setComponents(l+a,u+c,g+p,M+_).normalize(),i[2].setComponents(l+s,u+h,g+f,M+v).normalize(),i[3].setComponents(l-s,u-h,g-f,M-v).normalize(),n)i[4].setComponents(o,d,m,x).normalize(),i[5].setComponents(l-o,u-d,g-m,M-x).normalize();else if(i[4].setComponents(l-o,u-d,g-m,M-x).normalize(),e===He)i[5].setComponents(l+o,u+d,g+m,M+x).normalize();else{if(e!==Ve)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);i[5].setComponents(o,d,m,x).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),jr.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),jr.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(jr)}intersectsSprite(t){jr.center.set(0,0,0);const e=Xr.distanceTo(t.center);return jr.radius=.7071067811865476+e,jr.applyMatrix4(t.matrixWorld),this.intersectsSphere(jr)}intersectsSphere(t){const e=this.planes,n=t.center,i=-t.radius;for(let r=0;r<6;r++){if(e[r].distanceToPoint(n)<i)return!1}return!0}intersectsBox(t){const e=this.planes;for(let n=0;n<6;n++){const i=e[n];if(qr.x=i.normal.x>0?t.max.x:t.min.x,qr.y=i.normal.y>0?t.max.y:t.min.y,qr.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint(qr)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}class Kr extends _r{constructor(t){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new xi(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.fog=t.fog,this}}const Zr=new dn,Jr=new dn,$r=new Bn,Qr=new br,ta=new or,ea=new dn,na=new dn;class ia extends di{constructor(t=new mr,e=new Kr){super(),this.isLine=!0,this.type="Line",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,n=[0];for(let t=1,i=e.count;t<i;t++)Zr.fromBufferAttribute(e,t-1),Jr.fromBufferAttribute(e,t),n[t]=n[t-1],n[t]+=Zr.distanceTo(Jr);t.setAttribute("lineDistance",new ir(n,1))}else qe("Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(t,e){const n=this.geometry,i=this.matrixWorld,r=t.params.Line.threshold,a=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),ta.copy(n.boundingSphere),ta.applyMatrix4(i),ta.radius+=r,!1===t.ray.intersectsSphere(ta))return;$r.copy(i).invert(),Qr.copy(t.ray).applyMatrix4($r);const s=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=s*s,l=this.isLineSegments?2:1,c=n.index,h=n.attributes.position;if(null!==c){const n=Math.max(0,a.start),i=Math.min(c.count,a.start+a.count);for(let r=n,a=i-1;r<a;r+=l){const n=c.getX(r),i=c.getX(r+1),a=ra(this,t,Qr,o,n,i,r);a&&e.push(a)}if(this.isLineLoop){const r=c.getX(i-1),a=c.getX(n),s=ra(this,t,Qr,o,r,a,i-1);s&&e.push(s)}}else{const n=Math.max(0,a.start),i=Math.min(h.count,a.start+a.count);for(let r=n,a=i-1;r<a;r+=l){const n=ra(this,t,Qr,o,r,r+1,r);n&&e.push(n)}if(this.isLineLoop){const r=ra(this,t,Qr,o,i-1,n,i-1);r&&e.push(r)}}}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const n=t[e[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=n.length;t<e;t++){const e=n[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[e]=t}}}}}function ra(t,e,n,i,r,a,s){const o=t.geometry.attributes.position;Zr.fromBufferAttribute(o,r),Jr.fromBufferAttribute(o,a);if(n.distanceSqToSegment(Zr,Jr,ea,na)>i)return;ea.applyMatrix4(t.matrixWorld);const l=e.ray.origin.distanceTo(ea);return l<e.near||l>e.far?void 0:{distance:l,point:na.clone().applyMatrix4(t.matrixWorld),index:s,face:null,faceIndex:null,barycoord:null,object:t}}class aa extends _r{constructor(t){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new xi(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this.fog=t.fog,this}}const sa=new Bn,oa=new br,la=new or,ca=new dn;class ha extends di{constructor(t=new mr,e=new aa){super(),this.isPoints=!0,this.type="Points",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}raycast(t,e){const n=this.geometry,i=this.matrixWorld,r=t.params.Points.threshold,a=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),la.copy(n.boundingSphere),la.applyMatrix4(i),la.radius+=r,!1===t.ray.intersectsSphere(la))return;sa.copy(i).invert(),oa.copy(t.ray).applyMatrix4(sa);const s=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=s*s,l=n.index,c=n.attributes.position;if(null!==l){for(let n=Math.max(0,a.start),r=Math.min(l.count,a.start+a.count);n<r;n++){const r=l.getX(n);ca.fromBufferAttribute(c,r),da(ca,r,o,i,t,e,this)}}else{for(let n=Math.max(0,a.start),r=Math.min(c.count,a.start+a.count);n<r;n++)ca.fromBufferAttribute(c,n),da(ca,n,o,i,t,e,this)}}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const n=t[e[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=n.length;t<e;t++){const e=n[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[e]=t}}}}}function da(t,e,n,i,r,a,s){const o=oa.distanceSqToPoint(t);if(o<n){const n=new dn;oa.closestPointToPoint(t,n),n.applyMatrix4(i);const l=r.ray.origin.distanceTo(n);if(l<r.near||l>r.far)return;a.push({distance:l,distanceToRay:Math.sqrt(o),point:n,index:e,face:null,faceIndex:null,barycoord:null,object:s})}}class ua extends Pn{constructor(t=[],e=301,n,i,r,a,s,o,l,c){super(t,e,n,i,r,a,s,o,l,c),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class pa extends Pn{constructor(t,e,n,i,r,a,s,o,l){super(t,e,n,i,r,a,s,o,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class fa extends Pn{constructor(t,e,n=1014,i,r,a,s=1003,o=1003,l,c=1026,h=1){if(c!==Ft&&c!==Bt)throw new Error("THREE.DepthTexture: format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:h},i,r,a,s,o,c,n,l),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new wn(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class ma extends fa{constructor(t,e=1014,n=301,i,r,a=1003,s=1003,o,l=1026){const c={width:t,height:t,depth:1},h=[c,c,c,c,c,c];super(t,t,e,n,i,r,a,s,o,l),this.image=h,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(t){this.image=t}}class ga extends Pn{constructor(t=null){super(),this.sourceTexture=t,this.isExternalTexture=!0}copy(t){return super.copy(t),this.sourceTexture=t.sourceTexture,this}}class _a extends mr{constructor(t=1,e=1,n=1,i=1,r=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:a};const s=this;i=Math.floor(i),r=Math.floor(r),a=Math.floor(a);const o=[],l=[],c=[],h=[];let d=0,u=0;function p(t,e,n,i,r,a,p,f,m,g,_){const v=a/m,x=p/g,M=a/2,S=p/2,y=f/2,E=m+1,T=g+1;let b=0,w=0;const A=new dn;for(let s=0;s<T;s++){const a=s*x-S;for(let o=0;o<E;o++){const d=o*v-M;A[t]=d*i,A[e]=a*r,A[n]=y,l.push(A.x,A.y,A.z),A[t]=0,A[e]=0,A[n]=f>0?1:-1,c.push(A.x,A.y,A.z),h.push(o/m),h.push(1-s/g),b+=1}

6}for(let s=0;s<g;s++)for(let t=0;t<m;t++){const e=d+t+E*s,n=d+t+E*(s+1),i=d+(t+1)+E*(s+1),r=d+(t+1)+E*s;o.push(e,n,r),o.push(n,i,r),w+=6}s.addGroup(u,w,_),u+=w,d+=b}p("z","y","x",-1,-1,n,e,t,a,r,0),p("z","y","x",1,-1,n,e,-t,a,r,1),p("x","z","y",1,1,t,n,e,i,a,2),p("x","z","y",1,-1,t,n,-e,i,a,3),p("x","y","z",1,-1,t,e,n,i,r,4),p("x","y","z",-1,-1,t,e,-n,i,r,5),this.setIndex(o),this.setAttribute("position",new ir(l,3)),this.setAttribute("normal",new ir(c,3)),this.setAttribute("uv",new ir(h,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new _a(t.width,t.height,t.depth,t.widthSegments,t.heightSegments,t.depthSegments)}}class va{constructor(){this.type="Curve",this.arcLengthDivisions=200,this.needsUpdate=!1,this.cacheArcLengths=null}getPoint(){qe("Curve: .getPoint() not implemented.")}getPointAt(t,e){const n=this.getUtoTmapping(t);return this.getPoint(n,e)}getPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPoint(n/t));return e}getSpacedPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e}getLength(){const t=this.getLengths();return t[t.length-1]}getLengths(t=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const e=[];let n,i=this.getPoint(0),r=0;e.push(0);for(let a=1;a<=t;a++)n=this.getPoint(a/t),r+=n.distanceTo(i),e.push(r),i=n;return this.cacheArcLengths=e,e}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(t,e=null){const n=this.getLengths();let i=0;const r=n.length;let a;a=e||t*n[r-1];let s,o=0,l=r-1;for(;o<=l;)if(i=Math.floor(o+(l-o)/2),s=n[i]-a,s<0)o=i+1;else{if(!(s>0)){l=i;break}l=i-1}if(i=l,n[i]===a)return i/(r-1);const c=n[i];return(i+(a-c)/(n[i+1]-c))/(r-1)}getTangent(t,e){const n=1e-4;let i=t-n,r=t+n;i<0&&(i=0),r>1&&(r=1);const a=this.getPoint(i),s=this.getPoint(r),o=e||(a.isVector2?new ln:new dn);return o.copy(s).sub(a).normalize(),o}getTangentAt(t,e){const n=this.getUtoTmapping(t);return this.getTangent(n,e)}computeFrenetFrames(t,e=!1){const n=new dn,i=[],r=[],a=[],s=new dn,o=new Bn;for(let u=0;u<=t;u++){const e=u/t;i[u]=this.getTangentAt(e,new dn)}r[0]=new dn,a[0]=new dn;let l=Number.MAX_VALUE;const c=Math.abs(i[0].x),h=Math.abs(i[0].y),d=Math.abs(i[0].z);c<=l&&(l=c,n.set(1,0,0)),h<=l&&(l=h,n.set(0,1,0)),d<=l&&n.set(0,0,1),s.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],s),a[0].crossVectors(i[0],r[0]);for(let u=1;u<=t;u++){if(r[u]=r[u-1].clone(),a[u]=a[u-1].clone(),s.crossVectors(i[u-1],i[u]),s.length()>Number.EPSILON){s.normalize();const t=Math.acos(nn(i[u-1].dot(i[u]),-1,1));r[u].applyMatrix4(o.makeRotationAxis(s,t))}a[u].crossVectors(i[u],r[u])}if(!0===e){let e=Math.acos(nn(r[0].dot(r[t]),-1,1));e/=t,i[0].dot(s.crossVectors(r[0],r[t]))>0&&(e=-e);for(let n=1;n<=t;n++)r[n].applyMatrix4(o.makeRotationAxis(i[n],e*n)),a[n].crossVectors(i[n],r[n])}return{tangents:i,normals:r,binormals:a}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}function xa(t,e,n,i){return function(t,e){const n=1-t;return n*n*e}(t,e)+function(t,e){return 2*(1-t)*t*e}(t,n)+function(t,e){return t*t*e}(t,i)}class Ma extends va{constructor(t=new dn,e=new dn,n=new dn){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=t,this.v1=e,this.v2=n}getPoint(t,e=new dn){const n=e,i=this.v0,r=this.v1,a=this.v2;return n.set(xa(t,i.x,r.x,a.x),xa(t,i.y,r.y,a.y),xa(t,i.z,r.z,a.z)),n}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){const t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}}class Sa extends mr{constructor(t=1,e=1,n=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:n,heightSegments:i};const r=t/2,a=e/2,s=Math.floor(n),o=Math.floor(i),l=s+1,c=o+1,h=t/s,d=e/o,u=[],p=[],f=[],m=[];for(let g=0;g<c;g++){const t=g*d-a;for(let e=0;e<l;e++){const n=e*h-r;p.push(n,-t,0),f.push(0,0,1),m.push(e/s),m.push(1-g/o)}}for(let g=0;g<o;g++)for(let t=0;t<s;t++){const e=t+l*g,n=t+l*(g+1),i=t+1+l*(g+1),r=t+1+l*g;u.push(e,n,r),u.push(n,i,r)}this.setIndex(u),this.setAttribute("position",new ir(p,3)),this.setAttribute("normal",new ir(f,3)),this.setAttribute("uv",new ir(m,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new Sa(t.width,t.height,t.widthSegments,t.heightSegments)}}class ya extends mr{constructor(t=1,e=32,n=16,i=0,r=2*Math.PI,a=0,s=Math.PI){super(),this.type="SphereGeometry",this.parameters={radiu

6s:t,widthSegments:e,heightSegments:n,phiStart:i,phiLength:r,thetaStart:a,thetaLength:s},e=Math.max(3,Math.floor(e)),n=Math.max(2,Math.floor(n));const o=Math.min(a+s,Math.PI);let l=0;const c=[],h=new dn,d=new dn,u=[],p=[],f=[],m=[];for(let g=0;g<=n;g++){const u=[],_=g/n,v=a+_*s,x=t*Math.cos(v),M=Math.sqrt(t*t-x*x);let S=0;0===g&&0===a?S=.5/e:g===n&&o===Math.PI&&(S=-.5/e);for(let t=0;t<=e;t++){const n=t/e,a=i+n*r;h.x=-M*Math.cos(a),h.y=x,h.z=M*Math.sin(a),p.push(h.x,h.y,h.z),d.copy(h).normalize(),f.push(d.x,d.y,d.z),m.push(n+S,1-_),u.push(l++)}c.push(u)}for(let g=0;g<n;g++)for(let t=0;t<e;t++){const e=c[g][t+1],i=c[g][t],r=c[g+1][t],s=c[g+1][t+1];(0!==g||a>0)&&u.push(e,i,s),(g!==n-1||o<Math.PI)&&u.push(i,r,s)}this.setIndex(u),this.setAttribute("position",new ir(p,3)),this.setAttribute("normal",new ir(f,3)),this.setAttribute("uv",new ir(m,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new ya(t.radius,t.widthSegments,t.heightSegments,t.phiStart,t.phiLength,t.thetaStart,t.thetaLength)}}function Ea(t){const e={};for(const n in t){e[n]={};for(const i in t[n]){const r=t[n][i];if(ba(r))r.isRenderTargetTexture?(qe("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[n][i]=null):e[n][i]=r.clone();else if(Array.isArray(r))if(ba(r[0])){const t=[];for(let e=0,n=r.length;e<n;e++)t[e]=r[e].clone();e[n][i]=t}else e[n][i]=r.slice();else e[n][i]=r}}return e}function Ta(t){const e={};for(let n=0;n<t.length;n++){const i=Ea(t[n]);for(const t in i)e[t]=i[t]}return e}function ba(t){return t&&(t.isColor||t.isMatrix3||t.isMatrix4||t.isVector2||t.isVector3||t.isVector4||t.isTexture||t.isQuaternion)}function wa(t){const e=t.getRenderTarget();return null===e?t.outputColorSpace:!0===e.isXRRenderTarget?e.texture.colorSpace:Mn.workingColorSpace}const Aa={clone:Ea,merge:Ta};class Ra extends _r{constructor(t){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={clipCullDistance:!1,multiDraw:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==t&&this.setValues(t)}copy(t){return super.copy(t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=Ea(t.uniforms),this.uniformsGroups=function(t){const e=[];for(let n=0;n<t.length;n++)e.push(t[n].clone());return e}(t.uniformsGroups),this.defines=Object.assign({},t.defines),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.fog=t.fog,this.lights=t.lights,this.clipping=t.clipping,this.extensions=Object.assign({},t.extensions),this.glslVersion=t.glslVersion,this.defaultAttributeValues=Object.assign({},t.defaultAttributeValues),this.index0AttributeName=t.index0AttributeName,this.uniformsNeedUpdate=t.uniformsNeedUpdate,this}toJSON(t){const e=super.toJSON(t);e.glslVersion=this.glslVersion,e.uniforms={};for(const i in this.uniforms){const n=this.uniforms[i].value;n&&n.isTexture?e.uniforms[i]={type:"t",value:n.toJSON(t).uuid}:n&&n.isColor?e.uniforms[i]={type:"c",value:n.getHex()}:n&&n.isVector2?e.uniforms[i]={type:"v2",value:n.toArray()}:n&&n.isVector3?e.uniforms[i]={type:"v3",value:n.toArray()}:n&&n.isVector4?e.uniforms[i]={type:"v4",value:n.toArray()}:n&&n.isMatrix3?e.uniforms[i]={type:"m3",value:n.toArray()}:n&&n.isMatrix4?e.uniforms[i]={type:"m4",value:n.toArray()}:e.uniforms[i]={value:n}}Object.keys(this.defines).length>0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const n={};for(const i in this.extensions)!0===this.extensions[i]&&(n[i]=!0);return Object.keys(n).length>0&&(e.extensions=n),e}fromJSON(t,e){if(super.fromJSON(t,e),void 0!==t.uniforms)for(const n in t.uniforms){const i=t.uniforms[n];switch(this.uniforms[n]={},i.type){case"t":this.uniforms[n].value=e[i.value]||null;break;case"c":this.uniforms[n].value=(new xi).setHex(i.value);break;case"v2":this.uniforms[n].value=(new ln).fromArray(i.value);break;case"v3":this.uniforms[n].value=(new dn).fromArray(i.value);break;case"v4":this.uniforms[n].value=(new Nn).fromArray(i.value);break;case"m3":this.uniforms[n].value=(new mn).fromArray(i.value);break;case"m4":this.uniforms[n].value=(new Bn).fromArray(i.value);break;default:this.uniforms[n].value=i.value}}if(void 0!==t.defines&&(this.defines=t.defines),void 0!==t.vertexShader&&(this.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(this.fragmentShader=t.fragmentShader),void 0!==t.glslVersion&&(this.glslVersion=t.glslVersion),void 0!==t.extensions)for(const n in t.extensions)this.extensions[n]=t.extensions[n];return void 0!==t.lights&&(this.lights=t.lights),void 0!==t.clipping&&(this.clipping=t.clipping),this}}class Ca extends Ra{constructor(t){super(t),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Pa extends _r{constructor(t){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new xi(16777215),this.specular=new xi(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new xi(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new ln(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Yn,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class La extends _r{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class Na extends _r{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}const Ua={enabled:!1,files:{},add:function(t,e){!1!==this.enabled&&(Da(t)||(this.files[t]=e))},get:function(t){if(!1!==this.enabled&&!Da(t))return this.files[t]},remove:function(t){delete this.files[t]},clear:function(){this.files={}}};function Da(t){try{const e=t.slice(t.indexOf(":")+1);return"blob:"===new URL(e).protocol}catch(e){return!1}}class Ia{constructor(t,e,n){const i=this;let r,a=!1,s=0,o=0;const l=[];this.onStart=void 0,this.onLoad=t,this.onProgress=e,this.onError=n,this._abortController=null,this.itemStart=function(t){o++,!1===a&&void 0!==i.onStart&&i.onStart(t,s,o),a=!0},this.itemEnd=function(t){s++,void 0!==i.onProgress&&i.onProgress(t,s,o),s===o&&(a=!1,void 0!==i.onLoad&&i.onLoad())},this.itemError=function(t){void 0!==i.onError&&i.onError(t)},this.resolveURL=function(t){return t=t.normalize("NFC"),r?r(t):t},this.setURLModifier=function(t){return r=t,this},this.addHandler=function(t,e){return l.push(t,e),this},this.removeHandler=function(t){const e=l.indexOf(t);return-1!==e&&l.splice(e,2),this},this.getHandler=function(t){for(let e=0,n=l.length;e<n;e+=2){const n=l[e],i=l[e+1];if(n.global&&(n.lastIndex=0),n.test(t))return i}return null},this.abort=function(){return this.abortController.abort(),this._abortController=null,this}}get abortController(){return this._abortController||(this._abortController=new AbortController),this._abortController}}const Oa=new Ia;class Fa{constructor(t){this.manager=void 0!==t?t:Oa,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}load(){}loadAsync(t,e){const n=this;return new Promise(function(i,r){n.load(t,i,e,r)})}parse(){}setCrossOrigin(t){return this.crossOrigin=t,this}setWithCredentials(t){return this.withCredentials=t,this}setPath(t){return this.path=t,this}setResourcePath(t){return this.resourcePath=t,this}setRequestHeader(t){return this.requestHeader=t,this}abort(){return this}}Fa.DEFAULT_MATERIAL_NAME="__DEFAULT";const Ba=new WeakMap;class za extends Fa{constructor(t){super(t)}load(t,e,n,i){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);const r=this,a=Ua.get(`image:${t}`);if(void 0!==a){if(!0===a.complete)r.manager.itemStart(t),setTimeout(function(){e&&e(a),r.manager.itemEnd(t)},0);else{let t=Ba.get(a);void 0===t&&(t=[],Ba.set(a,t)),t.push({onLoad:e,onError:i})}return a}const s=Ge("img");function o(){c(),e&&e(this);const n=Ba.get(this)||[];for(let t=0;t<n.length;t++){const e=n[t];e.onLoad&&e.onLoad(this)}Ba.delete(this),r.manager.itemEnd(t)}function l(e){c(),i&&i(e),Ua.remove(`image:${t}`);const n=Ba.get(this)||[];for(let t=0;t<n.length;t++){const i=n[t];i.onError&&i.onError(e)}Ba.delete(this),r.manager.itemError(t),r.manager.itemEnd(t)}function c(){s.removeEventListener("load",o,!1),s.removeEventListener("error",l,!1)}return s.addEventListener("load",o,!1),s.addEventListener("error",l,!1),"data:"!==t.slice(0,5)&&void 0!==this.crossOrigin&&(s.crossOrigin=this.crossOrigin),Ua.add(`image:${t}`,s),r.manager.itemStart(t),s.src=t,s}}class Ha extends Fa{constructor(t){super(t)}load(t,e,n,i){const r=new Pn,a=new za(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(t,function(t){r.image=t,r.needsUpdate=!0,void 0!==e&&e(r)},n,i),r}}class Va extends di{constructor(t,e=1){super(),this.isLight=!0,this.type="Light",this.color=new xi(t),this.intensity=e}dispose(){this.dispatchEvent({type:"dispose"})}copy(t,e){return super.copy(t,e),this.color.copy(t.color),this.intensity=t.intensity,this}toJSON(t){const e=super.toJSON(t);return e.object.color=this.color.getHex(),e.object.intensity=this.intensity,e}}const Ga=new Bn,ka=new dn,Wa=new dn;class ja{constructor(t){this.camera=t,this.intensity=1,this.bias=0,this.biasNode=null,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new ln(512,512),this.mapType=Et,this.map=null,this.mapPass=null,this.matrix=new Bn,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Yr,this._frameExtents=new ln(1,1),this._viewportCount=1,this._viewports=[new Nn(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(t){const e=this.camera,n=this.matrix;ka.setFromMatrixPosition(t.matrixWorld),e.position.copy(ka),Wa.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(Wa),e.updateMatrixWorld(),Ga.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Ga,e.coordinateSystem,e.reversedDepth),e.coordinateSystem===Ve||e.reversedDepth?n.set(.5,0,0,.5,0,.5,0,.5,0,0,1,0,0,0,0,1):n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(Ga)}getViewport(t){return this._viewports[t]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(t){return this.camera=t.camera.clone(),this.intensity=t.intensity,this.bias=t.bias,this.radius=t.radius,this.autoUpdate=t.autoUpdate,this.needsUpdate=t.needsUpdate,this.normalBias=t.normalBias,this.blurSamples=t.blurSamples,this.mapSize.copy(t.mapSize),this.biasNode=t.biasNode,this}clone(){return(new this.constructor).copy(this)}toJSON(){const t={};return 1!==this.intensity&&(t.intensity=this.intensity),0!==this.bias&&(t.bias=this.bias),0!==this.normalBias&&(t.normalBias=this.normalBias),1!==this.radius&&(t.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(t.mapSize=this.mapSize.toArray()),t.camera=this.camera.toJSON(!1).object,delete t.camera.matrix,t}}const Xa=new dn,qa=new cn,Ya=new dn;class Ka extends di{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Bn,this.projectionMatrix=new Bn,this.projectionMatrixInverse=new Bn,this.coordinateSystem=He,this._reversedDepth=!1}get reversedDepth(){return this._reversedDepth}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this.coordinateSystem=t.coordinateSystem,this}getWorldDirection(t){return super.getWorldDirection(t).negate()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorld.decompose(Xa,qa,Ya),1===Ya.x&&1===Ya.y&&1===Ya.z?this.matrixWorldInverse.copy(this.matrixWorld).invert():this.matrixWorldInverse.compose(Xa,qa,Ya.set(1,1,1)).invert()}updateWorldMatrix(t,e,n=!1){super.updateWorldMatrix(t,e,n),this.matrixWorld.decompose(Xa,qa,Ya),1===Ya.x&&1===Ya.y&&1===Ya.z?this.matrixWorldInverse.copy(this.matrixWorld).invert():this.matrixWorldInverse.compose(Xa,qa,Ya.set(1,1,1)).invert()}clone(){return(new this.constructor).copy(this)}}const Za=new dn,Ja=new ln,$a=new ln;class Qa extends Ka{constructor(t=50,e=1,n=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*tn*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*Qe*this.fov);return.5*this.getFilmHeight()/t}

6getEffectiveFOV(){return 2*tn*Math.atan(Math.tan(.5*Qe*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(t,e,n){Za.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),e.set(Za.x,Za.y).multiplyScalar(-t/Za.z),Za.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(Za.x,Za.y).multiplyScalar(-t/Za.z)}getViewSize(t,e){return this.getViewBounds(t,Ja,$a),e.subVectors($a,Ja)}setViewOffset(t,e,n,i,r,a){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*Qe*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i;const a=this.view;if(null!==this.view&&this.view.enabled){const t=a.fullWidth,s=a.fullHeight;r+=a.offsetX*i/t,e-=a.offsetY*n/s,i*=a.width/t,n*=a.height/s}const s=this.filmOffset;0!==s&&(r+=t*s/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}class ts extends Ka{constructor(t=-1,e=1,n=1,i=-1,r=.1,a=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=n,this.bottom=i,this.near=r,this.far=a,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this}setViewOffset(t,e,n,i,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=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let r=n-t,a=n+t,s=i+e,o=i-e;if(null!==this.view&&this.view.enabled){const t=(this.right-this.left)/this.view.fullWidth/this.zoom,e=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=t*this.view.offsetX,a=r+t*this.view.width,s-=e*this.view.offsetY,o=s-e*this.view.height}this.projectionMatrix.makeOrthographic(r,a,s,o,this.near,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}}class es extends ja{constructor(){super(new ts(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class ns extends Va{constructor(t,e){super(t,e),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(di.DEFAULT_UP),this.updateMatrix(),this.target=new di,this.shadow=new es}dispose(){super.dispose(),this.shadow.dispose()}copy(t){return super.copy(t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}toJSON(t){const e=super.toJSON(t);return e.object.shadow=this.shadow.toJSON(),e.object.target=this.target.uuid,e}}class is extends Va{constructor(t,e){super(t,e),this.isAmbientLight=!0,this.type="AmbientLight"}}const rs=-90;class as extends di{constructor(t,e,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new Qa(rs,1,t,e);i.layers=this.layers,this.add(i);const r=new Qa(rs,1,t,e);r.layers=this.layers,this.add(r);const a=new Qa(rs,1,t,e);a.layers=this.layers,this.add(a);const s=new Qa(rs,1,t,e);s.layers=this.layers,this.add(s);const o=new Qa(rs,1,t,e);o.layers=this.layers,this.add(o);const l=new Qa(rs,1,t,e);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[n,i,r,a,s,o]=e;for(const l of e)this.remove(l);

6if(t===He)n.up.set(0,1,0),n.lookAt(1,0,0),i.up.set(0,1,0),i.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(t!==Ve)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);n.up.set(0,-1,0),n.lookAt(-1,0,0),i.up.set(0,-1,0),i.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)}for(const l of e)this.add(l),l.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:i}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,a,s,o,l,c]=this.children,h=t.getRenderTarget(),d=t.getActiveCubeFace(),u=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const f=n.texture.generateMipmaps;n.texture.generateMipmaps=!1;let m=!1;m=!0===t.isWebGLRenderer?t.state.buffers.depth.getReversed():t.reversedDepthBuffer,t.setRenderTarget(n,0,i),m&&!1===t.autoClear&&t.clearDepth(),t.render(e,r),t.setRenderTarget(n,1,i),m&&!1===t.autoClear&&t.clearDepth(),t.render(e,a),t.setRenderTarget(n,2,i),m&&!1===t.autoClear&&t.clearDepth(),t.render(e,s),t.setRenderTarget(n,3,i),m&&!1===t.autoClear&&t.clearDepth(),t.render(e,o),t.setRenderTarget(n,4,i),m&&!1===t.autoClear&&t.clearDepth(),t.render(e,l),n.texture.generateMipmaps=f,t.setRenderTarget(n,5,i),m&&!1===t.autoClear&&t.clearDepth(),t.render(e,c),t.setRenderTarget(h,d,u),t.xr.enabled=p,n.texture.needsPMREMUpdate=!0}}class ss extends Qa{constructor(t=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=t}}const os=new Bn;class ls{constructor(t,e,n=0,i=1/0){this.ray=new br(t,e),this.near=n,this.far=i,this.camera=null,this.layers=new Kn,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(t,e){this.ray.set(t,e)}setFromCamera(t,e){e.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(t.x,t.y,.5).unproject(e).sub(this.ray.origin).normalize(),this.camera=e):e.isOrthographicCamera?(this.ray.origin.set(t.x,t.y,e.projectionMatrix.elements[14]).unproject(e),this.ray.direction.set(0,0,-1).transformDirection(e.matrixWorld),this.camera=e):Ye("Raycaster: Unsupported camera type: "+e.type)}setFromXRController(t){return os.identity().extractRotation(t.matrixWorld),this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(os),this}intersectObject(t,e=!0,n=[]){return hs(t,this,n,e),n.sort(cs),n}intersectObjects(t,e=!0,n=[]){for(let i=0,r=t.length;i<r;i++)hs(t[i],this,n,e);return n.sort(cs),n}}function cs(t,e){return t.distance-e.distance}function hs(t,e,n,i){let r=!0;if(t.layers.test(e.layers)){!1===t.raycast(e,n)&&(r=!1)}if(!0===r&&!0===i){const i=t.children;for(let t=0,r=i.length;t<r;t++)hs(i[t],e,n,!0)}}const ds=class{constructor(t,e,n,i){this.elements=[1,0,0,1],void 0!==t&&this.set(t,e,n,i)}identity(){return this.set(1,0,0,1),this}fromArray(t,e=0){for(let n=0;n<4;n++)this.elements[n]=t[n+e];return this}set(t,e,n,i){const r=this.elements;return r[0]=t,r[2]=e,r[1]=n,r[3]=i,this}};ds.prototype.isMatrix2=!0;function us(t,e,n,i){const r=function(t){switch(t){case Et:case Tt:return{byteLength:1,components:1};case wt:case bt:case Pt:return{byteLength:2,components:1};case Lt:case Nt:return{byteLength:2,components:4};case Rt:case At:case Ct:return{byteLength:4,components:1};case Dt:case It:return{byteLength:4,components:3}}throw new Error(`THREE.TextureUtils: Unknown texture type ${t}.`)}(i);switch(n){case 1021:return t*e;case 1028:case zt:return t*e/r.components*r.byteLength;case Ht:case Vt:return t*e*2/r.components*r.byteLength;case 1022:return t*e*3/r.components*r.byteLength;case Ot:case Gt:return t*e*4/r.components*r.byteLength;case kt:case Wt:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case jt:case Xt:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case Yt:case Zt:return Math.max(t,16)*Math.max(e,8)/4;case qt:case Kt:return Math.max(t,8)*Math.max(e,8)/2;case Jt:case $t:case te:case ee:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case Qt:case ne:case ie:case re:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case ae:return Math.floor((t+4)/5)*Math.floor((e+3)/4)*16;case se:return Math.floor((t+4)/5)*Math.floor((e+4)/5)*16;case oe:return Math.floor((t+5)/6)*Math.floor((e+4)/5)*16;case le:return Math.floor((t+5)/6)*Math.floor((e+5)/6)*16;case ce:return Math.floor((t+7)/8)*Math.floor((e+4)/5)*16;case he:return Math.floor((t+7)/8)*Math.floor((e+5)/6)*16;case de:return Math.floor((t+7)/8)*Math.floor((e+7)/8)*16;case ue:return Math.floor((t+9)/10)*Math.floor((e+4)/5)*16;case pe:return Math.floor((t+9)/10)*Math.floor((e+5)/6)*16;case fe:return Math.floor((t+9)/10)*Math.floor((e+7)/8)*16;case me:return Math.floor((t+9)/10)*Math.floor((e+9)/10)*16;case ge:return Math.floor((t+11)/12)*Math.floor((e+9)/10)*16;case _e:return Math.floor((t+11)/12)*Math.floor((e+11)/12)*16;case ve:case xe:case Me:return Math.ceil(t/4)*Math.ceil(e/4)*16;case Se:case ye:return Math.ceil(t/4)*Math.ceil(e/4)*8;case Ee:case Te:return Math.ceil(t/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${n} format.`)}
7/**
8 * @license
9 * Copyright 2010-2026 Three.js Authors
10 * SPDX-License-Identifier: MIT
11 */
12function ps(){let t=null,e=!1,n=null,i=null;function r(e,a){n(e,a),i=t.requestAnimationFrame(r)}return{start:function(){!0!==e&&null!==n&&null!==t&&(i=t.requestAnimationFrame(r),e=!0)},stop:function(){null!==t&&t.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function fs(t){const e=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),e.get(t)},remove:function(n){n.isInterleavedBufferAttribute&&(n=n.data);const i=e.get(n);i&&(t.deleteBuffer(i.buffer),e.delete(n))}

12,update:function(n,i){if(n.isInterleavedBufferAttribute&&(n=n.data),n.isGLBufferAttribute){const t=e.get(n);return void((!t||t.version<n.version)&&e.set(n,{buffer:n.buffer,type:n.type,bytesPerElement:n.elementSize,version:n.version}))}const r=e.get(n);if(void 0===r)e.set(n,function(e,n){const i=e.array,r=e.usage,a=i.byteLength,s=t.createBuffer();let o;if(t.bindBuffer(n,s),t.bufferData(n,i,r),e.onUploadCallback(),i instanceof Float32Array)o=t.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)o=t.HALF_FLOAT;else if(i instanceof Uint16Array)o=e.isFloat16BufferAttribute?t.HALF_FLOAT:t.UNSIGNED_SHORT;else if(i instanceof Int16Array)o=t.SHORT;else if(i instanceof Uint32Array)o=t.UNSIGNED_INT;else if(i instanceof Int32Array)o=t.INT;else if(i instanceof Int8Array)o=t.BYTE;else if(i instanceof Uint8Array)o=t.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+i);o=t.UNSIGNED_BYTE}return{buffer:s,type:o,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,size:a}}(n,i));else if(r.version<n.version){if(r.size!==n.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");!function(e,n,i){const r=n.array,a=n.updateRanges;if(t.bindBuffer(i,e),0===a.length)t.bufferSubData(i,0,r);else{a.sort((t,e)=>t.start-e.start);let e=0;for(let t=1;t<a.length;t++){const n=a[e],i=a[t];i.start<=n.start+n.count+1?n.count=Math.max(n.count,i.start+i.count-n.start):(++e,a[e]=i)}a.length=e+1;for(let n=0,s=a.length;n<s;n++){const e=a[n];t.bufferSubData(i,e.start*r.BYTES_PER_ELEMENT,r,e.start,e.count)}n.clearUpdateRanges()}n.onUploadCallback()}(r.buffer,n,i),r.version=n.version}}}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:S}})),"undefined"!=typeof window&&(window.__THREE__?qe("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=S);const ms

12={alphahash_fragment:"#ifdef USE_ALPHAHASH\n\tif ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;\n#endif",alphahash_pars_fragment:"#ifdef USE_ALPHAHASH\n\tconst float ALPHA_HASH_SCALE = 0.05;\n\tfloat hash2D( vec2 value ) {\n\t\treturn fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );\n\t}\n\tfloat hash3D( vec3 value ) {\n\t\treturn hash2D( vec2( hash2D( value.xy ), value.z ) );\n\t}\n\tfloat getAlphaHashThreshold( vec3 position ) {\n\t\tfloat maxDeriv = max(\n\t\t\tlength( dFdx( position.xyz ) ),\n\t\t\tlength( dFdy( position.xyz ) )\n\t\t);\n\t\tfloat pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );\n\t\tvec2 pixScales = vec2(\n\t\t\texp2( floor( log2( pixScale ) ) ),\n\t\t\texp2( ceil( log2( pixScale ) ) )\n\t\t);\n\t\tvec2 alpha = vec2(\n\t\t\thash3D( floor( pixScales.x * position.xyz ) ),\n\t\t\thash3D( floor( pixScales.y * position.xyz ) )\n\t\t);\n\t\tfloat lerpFactor = fract( log2( pixScale ) );\n\t\tfloat x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;\n\t\tfloat a = min( lerpFactor, 1.0 - lerpFactor );\n\t\tvec3 cases = vec3(\n\t\t\tx * x / ( 2.0 * a * ( 1.0 - a ) ),\n\t\t\t( x - 0.5 * a ) / ( 1.0 - a ),\n\t\t\t1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )\n\t\t);\n\t\tfloat threshold = ( x < ( 1.0 - a ) )\n\t\t\t? ( ( x < a ) ? cases.x : cases.y )\n\t\t\t: cases.z;\n\t\treturn clamp( threshold , 1.0e-6, 1.0 );\n\t}\n#endif",alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n\t#ifdef ALPHA_TO_COVERAGE\n\tdiffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );\n\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\tif ( diffuseColor.a < alphaTest ) discard;\n\t#endif\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_CLEARCOAT ) \n\t\tclearcoatSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_SHEEN ) \n\t\tsheenSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometryNormal, geometryViewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",batching_pars_vertex:"#ifdef USE_BATCHING\n\t#if ! defined( GL_ANGLE_multi_draw )\n\t#define gl_DrawID _gl_DrawID\n\tuniform int _gl_DrawID;\n\t#endif\n\tuniform highp sampler2D batchingTexture;\n\tuniform highp usampler2D batchingIdTexture;\n\tmat4 getBatchingMatrix( const in float i ) {\n\t\tint size = textureSize( batchingTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n\tfloat getIndirectIndex( const in int i ) {\n\t\tint size = textureSize( batchingIdTexture, 0 ).x;\n\t\tint x = i % size;\n\t\tint y = i / size;\n\t\treturn float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );\n\t}\n#endif\n#ifdef USE_BATCHING_COLOR\n\tuniform sampler2D batchingColorTexture;\n\tvec4 getBatchingColor( const in float i ) {\n\t\tint size = textureSize( batchingColorTexture, 0 ).x;\n\t\tint j = int( i );\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\treturn texelFetch( batchingColorTexture, ivec2( x, y ), 0 );\n\t}\n#endif",batching_vertex:"#ifdef USE_BATCHING\n\tmat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );\n#endif",begin_vertex:"vec3 transformed = vec3( position );\n#ifdef USE_ALPHAHASH\n\tvPosition = vec3( position );\n#endif",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"float G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n} // validated",iridescence_fragment:"#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660,  0.0556434,\n\t\t-1.5371385,  1.8760108, -0.2040259,\n\t\t-0.4985314,  0.0415560,  1.0572252\n\t);\n\tvec3 Fresnel0ToIor( vec3 fresnel0 ) {\n\t\tvec3 sqrtF0 = sqrt( fresnel0 );\n\t\treturn ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n\t}\n\tvec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n\t}\n\tfloat IorToFresnel0( float transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n\t}\n\tvec3 evalSensitivity( float OPD, vec3 shift ) {\n\t\tfloat phase = 2.0 * PI * OPD * 1.0e-9;\n\t\tvec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n\t\tvec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n\t\tvec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n\t\tvec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n\t\txyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n\t\txyz /= 1.0685e-7;\n\t\tvec3 rgb = XYZ_TO_REC709 * xyz;\n\t\treturn rgb;\n\t}\n\tvec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n\t\tvec3 I;\n\t\tfloat iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n\t\tfloat sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n\t\tfloat cosTheta2Sq = 1.0 - sinTheta2Sq;\n\t\tif ( cosTheta2Sq < 0.0 ) {\n\t\t\treturn vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\n\t\tfloat T121 = 1.0 - R12;\n\t\tfloat phi12 = 0.0;\n\t\tif ( iridescenceIOR < outsideIOR ) phi12 = PI;\n\t\tfloat phi21 = PI - phi12;\n\t\tvec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );\t\tvec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n\t\tvec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n\t\tvec3 phi23 = vec3( 0.0 );\n\t\tif ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n\t\tif ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n\t\tif ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n\t\tfloat OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n\t\tvec3 phi = vec3( phi21 ) + phi23;\n\t\tvec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n\t\tvec3 r123 = sqrt( R123 );\n\t\tvec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n\t\tvec3 C0 = R12 + Rs;\n\t\tI = C0;\n\t\tvec3 Cm = Rs - T121;\n\t\tfor ( int m = 1; m <= 2; ++ m ) {\n\t\t\tCm *= r123;\n\t\t\tvec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n\t\t\tI += Cm * Sm;\n\t\t}\n\t\treturn max( I, vec3( 0.0 ) );\n\t}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vBumpMapUv );\n\t\tvec2 dSTdy = dFdy( vBumpMapUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );\n\t\tvec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec4 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec4( 1.0 );\n#endif\n#ifdef USE_COLOR_ALPHA\n\tvColor *= color;\n#elif defined( USE_COLOR )\n\tvColor.rgb *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.rgb *= instanceColor.rgb;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvColor *= getBatchingColor( getIndirectIndex( gl_DrawID ) );\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\n#define inverseTransformDirection transformDirectionByInverseViewMatrix\nvec3 transformNormalByInverseViewMatrix( in vec3 normal, in mat4 viewMatrix ) {\n\treturn normalize( ( vec4( normal, 0.0 ) * viewMatrix ).xyz );\n}\nvec3 transformDirectionByInverseViewMatrix( in vec3 dir, in mat4 viewMatrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * viewMatrix ).xyz );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );

12\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * reflectVec );\n\t\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t\t#endif\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );\n\t\t\treflectVec = transformDirectionByInverseViewMatrix( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = transformNormalByInverseViewMatrix( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif\n#include <lightprobes_pars_fragment>",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.metalness = metalnessFactor;\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = vec3( 0.04 );\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"uniform sampler2D dfgLUT;\nstruct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tvec3 diffuseContribution;\n\tvec3 specularColor;\n\tvec3 specularColorBlended;\n\tfloat roughness;\n\tfloat metalness;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t\tvec3 iridescenceFresnelDielectric;\n\t\tvec3 iridescenceFresnelMetallic;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n    float x2 = x * x;\n    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\treturn 0.5 / max( gv + gl, EPSILON );\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColorBlended;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat rInv = 1.0 / ( roughness + 0.1 );\n\tfloat a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;\n\tfloat b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;\n\tfloat DG = exp( a * dotNV + b );\n\treturn saturate( DG );\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nvec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;\n\tvec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;\n\tvec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;\n\tvec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;\n\tfloat Ess_V = dfgV.x + dfgV.y;\n\tfloat Ess_L = dfgL.x + dfgL.y;\n\tfloat Ems_V = 1.0 - Ess_V;\n\tfloat Ems_L = 1.0 - Ess_L;\n\tvec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;\n\tvec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );\n\tfloat compensationFactor = Ems_V * Ems_L;\n\tvec3 multiScatter = Fms * compensationFactor;\n\treturn singleScatter + multiScatter;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t\t#ifdef USE_CLEARCOAT\n\t\t\tvec3 Ncc = geometryClearcoatNormal;\n\t\t\tvec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );\n\t\t\tvec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );\n\t\t\tvec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );\n\t\t\tmat3 mInvClearcoat = mat3(\n\t\t\t\tvec3( t1Clearcoat.x, 0, t1Clearcoat.y ),\n\t\t\t\tvec3(             0, 1,             0 ),\n\t\t\t\tvec3( t1Clearcoat.z, 0, t1Clearcoat.w )\n\t\t\t);\n\t\t\tvec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;\n\t\t\tclearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );\n\t\t#endif\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n \n \t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n \n \t\tfloat sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n \t\tfloat sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );\n \n \t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );\n \n \t\tirradiance *= sheenEnergyComp;\n \n \t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );\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\tvec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tdiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectDiffuse += diffuse;\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;\n \t#endif\n\tvec3 singleScatteringDielectric = vec3( 0.0 );\n\tvec3 multiScatteringDielectric = vec3( 0.0 );\n\tvec3 singleScatteringMetallic = vec3( 0.0 );\n\tvec3 multiScatteringMetallic = vec3( 0.0 );\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#endif\n\tvec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );\n\tvec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );\n\tvec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;\n\tvec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tvec3 indirectSpecular = radiance * singleScattering;\n\tindirectSpecular += multiScattering * cosineWeightedIrradiance;\n\tvec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tindirectSpecular *= sheenEnergyComp;\n\t\tindirectDiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectSpecular += indirectSpecular;\n\treflectedLight.indirectDiffuse += indirectDiffuse;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );\n\t\tmaterial.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#ifdef USE_LIGHT_PROBES_GRID\n\t\tvec3 probeWorldPos = ( ( vec4( geometryPosition, 1.0 ) - viewMatrix[ 3 ] ) * viewMatrix ).xyz;\n\t\tvec3 probeWorldNormal = transformNormalByInverseViewMatrix( geometryNormal, viewMatrix );\n\t\tirradiance += getLightProbeGridIrradiance( probeWorldPos, probeWorldNormal );\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\t#if defined( STANDARD ) || defined( LAMBERT ) || defined( PHONG )\n\t\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t\t#endif\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\t#if defined( LAMBERT ) || defined( PHONG )\n\t\tirradiance += iblIrradiance;\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",lightprobes_pars_fragment:"#ifdef USE_LIGHT_PROBES_GRID\nuniform highp sampler3D probesSH;\nuniform vec3 probesMin;\nuniform vec3 probesMax;\nuniform vec3 probesResolution;\nvec3 getLightProbeGridIrradiance( vec3 worldPos, vec3 worldNormal ) {\n\tvec3 res = probesResolution;\n\tvec3 gridRange = probesMax - probesMin;\n\tvec3 resMinusOne = res - 1.0;\n\tvec3 probeSpacing = gridRange / resMinusOne;\n\tvec3 samplePos = worldPos + worldNormal * probeSpacing * 0.5;\n\tvec3 uvw = clamp( ( samplePos - probesMin ) / gridRange, 0.0, 1.0 );\n\tuvw = uvw * resMinusOne / res + 0.5 / res;\n\tfloat nz          = res.z;\n\tfloat paddedSlices = nz + 2.0;\n\tfloat atlasDepth  = 7.0 * paddedSlices;\n\tfloat uvZBase     = uvw.z * nz + 1.0;\n\tvec4 s0 = texture( probesSH, vec3( uvw.xy, ( uvZBase                       ) / atlasDepth ) );\n\tvec4 s1 = texture( probesSH, vec3( uvw.xy, ( uvZBase +       paddedSlices   ) / atlasDepth ) );\n\tvec4 s2 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 2.0 * paddedSlices   ) / atlasDepth ) );\n\tvec4 s3 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 3.0 * paddedSlices   ) / atlasDepth ) );\n\tvec4 s4 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 4.0 * paddedSlices   ) / atlasDepth ) );\n\tvec4 s5 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 5.0 * paddedSlices   ) / atlasDepth ) );\n\tvec4 s6 = texture( probesSH, vec3( uvw.xy, ( uvZBase + 6.0 * paddedSlices   ) / atlasDepth ) );\n\tvec3 c0 = s0.xyz;\n\tvec3 c1 = vec3( s0.w, s1.xy );\n\tvec3 c2 = vec3( s1.zw, s2.x );\n\tvec3 c3 = s2.yzw;\n\tvec3 c4 = s3.xyz;\n\tvec3 c5 = vec3( s3.w, s4.xy );\n\tvec3 c6 = vec3( s4.zw, s5.x );\n\tvec3 c7 = s5.yzw;\n\tvec3 c8 = s6.xyz;\n\tfloat x = worldNormal.x, y = worldNormal.y, z = worldNormal.z;\n\tvec3 result = c0 * 0.886227;\n\tresult += c1 * 2.0 * 0.511664 * y;\n\tresult += c2 * 2.0 * 0.511664 * z;\n\tresult += c3 * 2.0 * 0.511664 * x;\n\tresult += c4 * 2.0 * 0.429043 * x * y;\n\tresult += c5 * 2.0 * 0.429043 * y * z;\n\tresult += c6 * ( 0.743125 * z * z - 0.247708 );\n\tresult += c7 * 2.0 * 0.429043 * x * z;\n\tresult += c8 * 0.429043 * ( x * x - y * y );\n\treturn max( result, vec3( 0.0 ) );\n}\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#if defined( USE_PACKED_NORMALMAP )\n\t\tmapN = vec3( mapN.xy, sqrt( saturate( 1.0 - dot( mapN.xy, mapN.xy ) ) ) );\n\t#endif\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t\t#ifdef FLIP_SIDED\n\t\t\tvBitangent = - vBitangent;\n\t\t#endif\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\n\t\treturn depth * ( far - near ) - far;\n\t#else\n\t\treturn depth * ( near - far ) - near;\n\t#endif\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\treturn ( near * far ) / ( ( near - far ) * depth - near );\n\t#else\n\t\treturn ( near * far ) / ( ( far - near ) * depth - far );\n\t#endif\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\t\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tfloat dp = ( shadowCameraNear * ( shadowCameraFar - viewSpaceZ ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp -= shadowBias;\n\t\t\t#else\n\t\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp += shadowBias;\n\t\t\t#endif\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\tvec2 sample0 = vogelDiskSample( 0, 5, phi );\n\t\t\tvec2 sample1 = vogelDiskSample( 1, 5, phi );\n\t\t\tvec2 sample2 = vogelDiskSample( 2, 5, phi );\n\t\t\tvec2 sample3 = vogelDiskSample( 3, 5, phi );\n\t\t\tvec2 sample4 = vogelDiskSample( 4, 5, phi );\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample0.x + bitangent * sample0.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample1.x + bitangent * sample1.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample2.x + bitangent * sample2.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample3.x + bitangent * sample3.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample4.x + bitangent * sample4.y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tdepth = 1.0 - depth;\n\t\t\t#endif\n\t\t\tshadow = step( dp, depth );\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\t#ifdef HAS_NORMAL\n\t\tvec3 shadowWorldNormal = transformNormalByInverseViewMatrix( transformedNormal, viewMatrix );\n\t#else\n\t\tvec3 shadowWorldNormal = vec3( 0.0 );\n\t#endif\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = transformNormalByInverseViewMatrix( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vWorldDirection );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",depth_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <logdepthbuf_fragment>\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distance_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",distance_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\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 <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",meshbasic_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinbase_vertex>\n\t\t#include <skinnormal_vertex>\n\t\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <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 <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_lambert_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_lambert_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <uv_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <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 <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <iridescence_fragment>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <iridescence_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include <transmission_fragment>\n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n \n\t\toutgoingLight = outgoingLight + sheenSpecularDirect + sheenSpecularIndirect;\n \n \t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",shadow_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <logdepthbuf_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}"},

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12,displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new mn},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new mn}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new mn}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new mn}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new 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dn},probesMax:{value:new dn},probesResolution:{value:new dn}},points:{diffuse:{value:new xi(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new mn},alphaTest:{value:0},uvTransform:{value:new mn}},sprite:{diffuse:{value:new xi(16777215)},opacity:{value:1},center:{value:new ln(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new mn},alphaMap:{value:null},alphaMapTransform:{value:new mn},alphaTest:{value:0}}},_s={basic:{uniforms:Ta([gs.common,gs.specularmap,gs.envmap,gs.aomap,gs.lightmap,gs.fog]),vertexShader:ms.meshbasic_vert,fragmentShader:ms.meshbasic_frag},lambert:{uniforms:Ta([gs.common,gs.specularmap,gs.envmap,gs.aomap,gs.lightmap,gs.emissivemap,gs.bumpmap,gs.normalmap,gs.displacementmap,gs.fog,gs.lights,{emissive:{value:new 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xi(0)},opacity:{value:1}}]),vertexShader:ms.shadow_vert,fragmentShader:ms.shadow_frag}};_s.physical={uniforms:Ta([_s.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new mn},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new mn},clearcoatNormalScale:{value:new ln(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new mn},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new mn},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new mn},sheen:{value:0},sheenColor:{value:new xi(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new mn},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new mn},transmission:{value:0},transmissionMap:{value:null},transmissionMapTransform:{value:new mn},transmissionSamplerSize:{value:new ln},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},thicknessMapTransform:{value:new mn},attenuationDistance:{value:0},attenuationColor:{value:new xi(0)},specularColor:{value:new xi(1,1,1)},specularColorMap:{value:null},specularColorMapTransform:{value:new mn},specularIntensity:{value:1},specularIntensityMap:{value:null},specularIntensityMapTransform:{value:new mn},anisotropyVector:{value:new ln},anisotropyMap:{value:null},anisotropyMapTransform:{value:new mn}}]),vertexShader:ms.meshphysical_vert,fragmentShader:ms.meshphysical_frag};const vs={r:0,b:0,g:0},xs=new Bn,Ms=new mn;function Ss(t,e,n,i,r,a){const s=new xi(0);let o,l,c=!0===r?0:1,h=null,d=0,u=null;function p(t){let n=!0===t.isScene?t.background:null;if(n&&n.isTexture){const i=t.backgroundBlurriness>0;

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12if(e.attribute!==n)return!0;if(n&&e.data!==n.data)return!0;o++}}return a.attributesNum!==o||a.index!==i}(n,m,l,g),_&&function(t,e,n,i){const r={},s=e.attributes;let o=0;const l=n.getAttributes();for(const a in l){if(l[a].location>=0){let e=s[a];void 0===e&&("instanceMatrix"===a&&t.instanceMatrix&&(e=t.instanceMatrix),"instanceColor"===a&&t.instanceColor&&(e=t.instanceColor));const n={};n.attribute=e,e&&e.data&&(n.data=e.data),r[a]=n,o++}}a.attributes=r,a.attributesNum=o,a.index=i}(n,m,l,g),null!==g&&e.update(g,t.ELEMENT_ARRAY_BUFFER),(_||s)&&(s=!1,function(n,i,r,a){h();const s=a.attributes,o=r.getAttributes(),l=i.defaultAttributeValues;for(const c in o){const i=o[c];if(i.location>=0){let r=s[c];if(void 0===r&&("instanceMatrix"===c&&n.instanceMatrix&&(r=n.instanceMatrix),"instanceColor"===c&&n.instanceColor&&(r=n.instanceColor)),void 0!==r){const s=r.normalized,o=r.itemSize,l=e.get(r);if(void 0===l)continue;const c=l.buffer,h=l.type,p=l.bytesPerElement,m=h===t.INT||h===t.UNSIGNED_INT||r.gpuType===At;if(r.isInterleavedBufferAttribute){const e=r.data,l=e.stride,g=r.offset;if(e.isInstancedInterleavedBuffer){for(let t=0;t<i.locationSize;t++)u(i.location+t,e.meshPerAttribute);!0!==n.isInstancedMesh&&void 0===a._maxInstanceCount&&(a._maxInstanceCount=e.meshPerAttribute*e.count)}else for(let t=0;t<i.locationSize;t++)d(i.location+t);t.bindBuffer(t.ARRAY_BUFFER,c);for(let t=0;t<i.locationSize;t++)f(i.location+t,o/i.locationSize,h,s,l*p,(g+o/i.locationSize*t)*p,m)}else{if(r.isInstancedBufferAttribute){for(let t=0;t<i.locationSize;t++)u(i.location+t,r.meshPerAttribute);!0!==n.isInstancedMesh&&void 0===a._maxInstanceCount&&(a._maxInstanceCount=r.meshPerAttribute*r.count)}else for(let t=0;t<i.locationSize;t++)d(i.location+t);t.bindBuffer(t.ARRAY_BUFFER,c);for(let t=0;t<i.locationSize;t++)f(i.location+t,o/i.locationSize,h,s,o*p,o/i.locationSize*t*p,m)}}else if(void 0!==l){const e=l[c];if(void 0!==e)switch(e.length){case 2:t.vertexAttrib2fv(i.location,e);break;case 3:t.vertexAttrib3fv(i.location,e);break;case 4:t.vertexAttrib4fv(i.location,e);break;default:t.vertexAttrib1fv(i.location,e)}}}}p()}(n,r,l,m),null!==g&&t.bindBuffer(t.ELEMENT_ARRAY_BUFFER,e.get(g).buffer))},reset:m,resetDefaultState:g,dispose:function(){m();for(const t in i){const e=i[t];for(const t in e){const n=e[t];for(const t in n){const e=n[t];for(const t in e)l(e[t].object),delete e[t];delete n[t]}}delete i[t]}},releaseStatesOfGeometry:function(t){if(void 0===i[t.id])return;const e=i[t.id];for(const n in e){const t=e[n];for(const e in t){const n=t[e];for(const t in n)l(n[t].object),delete n[t];delete t[e]}}delete i[t.id]},releaseStatesOfObject:function(t){for(const e in i){const n=i[e],r=!0===t.isInstancedMesh?t.id:0,a=n[r];if(void 0!==a){for(const t in a){const e=a[t];for(const t in e)l(e[t].object),delete e[t];delete a[t]}delete n[r],0===Object.keys(n).length&&delete i[e]}}},releaseStatesOfProgram:function(t){for(const e in i){const n=i[e];for(const e in n){const i=n[e];if(void 0===i[t.id])continue;const r=i[t.id];for(const t in r)l(r[t].object),delete r[t];delete i[t.id]}}},initAttributes:h,enableAttribute:d,disableUnusedAttributes:p}}function Es(t,e,n){let i;this.setMode=function(t){i=t},this.render=function(e,r){t.drawArrays(i,e,r),n.update(r,i,1)},this.renderInstances=function(e,r,a){0!==a&&(t.drawArraysInstanced(i,e,r,a),n.update(r,i,a))},this.renderMultiDraw=function(t,r,a){if(0===a)return;e.get("WEBGL_multi_draw").multiDrawArraysWEBGL(i,t,0,r,0,a);let s=0;for(let e=0;e<a;e++)s+=r[e];n.update(s,i,1)}}function Ts(t,e,n,i){let r;function a(e){if("highp"===e){if(t.getShaderPrecisionFormat(t.VERTEX_SHADER,t.HIGH_FLOAT).precision>0&&t.getShaderPrecisionFormat(t.FRAGMENT_SHADER,t.HIGH_FLOAT).precision>0)return"highp";e="mediump"}return"mediump"===e&&t.getShaderPrecisionFormat(t.VERTEX_SHADER,t.MEDIUM_FLOAT).precision>0&&t.getShaderPrecisionFormat(t.FRAGMENT_SHADER,t.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}let s=void 0!==n.precision?n.precision:"highp";const o=a(s);o!==s&&(qe("WebGLRenderer:",s,"not supported, using",o,"instead."),s=o);const l=!0===n.logarithmicDepthBuffer,c=!0===n.reversedDepthBuffer&&e.has("EXT_clip_control");!0===n.reversedDepthBuffer&&!1===c&&qe("WebGLRenderer: Unable to use reversed depth buffer due to missing EXT_clip_control extension. Fallback to default depth buffer.");return{isWebGL2:!0,getMaxAnisotropy:function(){if(void 0!==r)return r;if(!0===e.has("EXT_texture_filter_anisotropic")){const n=e.get("EXT_texture_filter_anisotropic");r=t.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else r=0;return r},getMaxPrecision:a,textureFormatReadable:function(e){return e===Ot||i.convert(e)===t.getParameter(t.IMPLEMENTATION_COLOR_READ_FORMAT)},textureTypeReadable:function(n){const r=n===Pt&&(e.has("EXT_color_buffer_half_float")||e.has("EXT_color_buffer_float"));return!(n!==Et&&i.convert(n)!==t.getParameter(t.IMPLEMENTATION_COLOR_READ_TYPE)&&n!==Ct&&!r)},precision:s,logarithmicDepthBuffer:l,reversedDepthBuffer:c,maxTextures:t.getParameter(t.MAX_TEXTURE_IMAGE_UNITS),maxVertexTextures:t.getParameter(t.MAX_VERTEX_TEXTURE_IMAGE_UNITS),maxTextureSize:t.getParameter(t.MAX_TEXTURE_SIZE),maxCubemapSize:t.getParameter(t.MAX_CUBE_MAP_TEXTURE_SIZE),maxAttributes:t.getParameter(t.MAX_VERTEX_ATTRIBS),maxVertexUniforms:t.getParameter(t.MAX_VERTEX_UNIFORM_VECTORS),maxVaryings:t.getParameter(t.MAX_VARYING_VECTORS),maxFragmentUniforms:t.getParameter(t.MAX_FRAGMENT_UNIFORM_VECTORS),maxSamples:t.getParameter(t.MAX_SAMPLES),samples:t.getParameter(t.SAMPLES)}}function bs(t){const e=this;let n=null,i=0,r=!1,a=!1;const s=new Wr,o=new mn,l={value:null,needsUpdate:!1};function c(t,n,i,r){const a=null!==t?t.length:0;let c=null;if(0!==a){if(c=l.value,!0!==r||null===c){const e=i+4*a,r=n.matrixWorldInverse;o.getNormalMatrix(r),(null===c||c.length<e)&&(c=new Float32Array(e));for(let n=0,l=i;n!==a;++n,l+=4)s.copy(t[n]).applyMatrix4(r,o),s.normal.toArray(c,l),c[l+3]=s.constant}l.value=c,l.needsUpdate=!0}return e.numPlanes=a,e.numIntersection=0,c}this.uniform=l,this.numPlanes=0,this.numIntersection=0,this.init=function(t,e){const n=0!==t.length||e||0!==i||r;return r=e,i=t.length,n},this.beginShadows=function(){a=!0,c(null)},this.endShadows=function(){a=!1},this.setGlobalState=function(t,e){n=c(t,e,0)},this.setState=function(s,o,h){const d=s.clippingPlanes,u=s.clipIntersection,p=s.clipShadows,f=t.get(s);if(!r||null===d||0===d.length||a&&!p)a?c(null):function(){l.value!==n&&(l.value=n,l.needsUpdate=i>0);e.numPlanes=i,e.numIntersection=0}();else{const t=a?0:i,e=4*t;let r=f.clippingState||null;l.value=r,r=c(d,o,e,h);for(let i=0;i!==e;++i)r[i]=n[i];f.clippingState=r,this.numIntersection=u?this.numPlanes:0,this.numPlanes+=t}}}Ms.set(-1,0,0,0,1,0,0,0,1);const ws=[.125,.215,.35,.446,.526,.582],As=20,Rs=new ts,Cs=new xi;let Ps=null,Ls=0,Ns=0,Us=!1;const Ds=new dn;class Is{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._backgroundBox=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._blurMaterial=null,this._ggxMaterial=null}fromScene(t,e=0,n=.1,i=100,r={}){const{size:a=256,position:s=Ds}=r;Ps=this._renderer.getRenderTarget(),Ls=this._renderer.getActiveCubeFace(),Ns=this._renderer.getActiveMipmapLevel(),Us=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const o=this._allocateTargets();return o.depthBuffer=!0,this._sceneToCubeUV(t,n,i,o,s),e>0&&this._blur(o,0,0,e),this._applyPMREM(o),this._cleanup(o),o}fromEquirectangular(t,e=null){return this._fromTexture(t,e)}fromCubemap(t,e=null){return this._fromTexture(t,e)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=zs(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Bs(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(t){this._lodMax=Math.floor(Math.log2(t)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let t=0;t<this._lodMeshes.length;t++)this._lodMeshes[t].geometry.dispose()}_cleanup(t){this._renderer.setRenderTarget(Ps,Ls,Ns),this._renderer.xr.enabled=Us,t.scissorTest=!1,Fs(t,0,0,t.width,t.height)}_fromTexture(t,e){t.mapping===ct||t.mapping===ht?this._setSize(0===t.image.length?16:t.image[0].width||t.image[0].image.width):this._setSize(t.image.width/4),Ps=this._renderer.getRenderTarget(),Ls=this._renderer.getActiveCubeFace(),Ns=this._renderer.getActiveMipmapLevel(),Us=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;const n=e||this._allocateTargets();return this._textureToCubeUV(t,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const t=3*Math.max(this._cubeSize,112),e=4*this._cubeSize,n={magFilter:Mt,minFilter:Mt,generateMipmaps:!1,type:Pt,format:Ot,colorSpace:Ae,depthBuffer:!1},i=Os(t,e,n);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==t||this._pingPongRenderTarget.height!==e){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=Os(t,e,n);const{_lodMax:i}=this;({lodMeshes:this._lodMeshes,sizeLods:this._sizeLods,sigmas:this._sigmas}=function(t){const e=[],n=[],i=[];let r=t;const a=t-4+1+ws.length;for(let s=0;s<a;s++){const a=Math.pow(2,r);e.push(a);let o=1/a;s>t-4?o=ws[s-t+4-1]:0===s&&(o=0),n.push(o);const l=1/(a-2),c=-l,h=1+l,d=[c,c,h,c,h,h,c,c,h,h,c,h],u=6,p=6,f=3,m=2,g=1,_=new Float32Array(f*p*u),v=new Float32Array(m*p*u),x=new Float32Array(g*p*u);for(let t=0;t<u;t++){const e=t%3*2/3-1,n=t>2?0:-1,i=[e,n,0,e+2/3,n,0,e+2/3,n+1,0,e,n,0,e+2/3,n+1,0,e,n+1,0];_.set(i,f*p*t),v.set(d,m*p*t);const r=[t,t,t,t,t,t];x.set(r,g*p*t)}const M=new mr;M.setAttribute("position",new tr(_,f)),M.setAttribute("uv",new tr(v,m)),M.setAttribute("faceIndex",new tr(x,g)),i.push(new Br(M,null)),r>4&&r--}return{lodMeshes:i,sizeLods:e,sigmas:n}}(i)),this._blurMaterial=function(t,e,n){const i=new Float32Array(As),r=new dn(0,1,0),a=new Ra({name:"SphericalGaussianBlur",defines:{n:As,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${t}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:Hs(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1});return a}(i,t,e),this._ggxMaterial=function(t,e,n){const i=new Ra({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:256,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${t}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:Hs(),fragmentShader:'\n\n\t\t\tprecision highp float;\n\t\t\tprecision highp int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform float roughness;\n\t\t\tuniform float mipInt;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\t#define PI 3.14159265359\n\n\t\t\t// Van der Corput radical inverse\n\t\t\tfloat radicalInverse_VdC(uint bits) {\n\t\t\t\tbits = (bits << 16u) | (bits >> 16u);\n\t\t\t\tbits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);\n\t\t\t\tbits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);\n\t\t\t\tbits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);\n\t\t\t\tbits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);\n\t\t\t\treturn float(bits) * 2.3283064365386963e-10; // / 0x100000000\n\t\t\t}\n\n\t\t\t// Hammersley sequence\n\t\t\tvec2 hammersley(uint i, uint N) {\n\t\t\t\treturn vec2(float(i) / float(N), radicalInverse_VdC(i));\n\t\t\t}\n\n\t\t\t// GGX VNDF importance sampling (Eric Heitz 2018)\n\t\t\t// "Sampling the GGX Distribution of Visible Normals"\n\t\t\t// https://jcgt.org/published/0007/04/01/\n\t\t\tvec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {\

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VALIDATE_STATUS "+r.getProgramParameter(m,r.VALIDATE_STATUS)+"\n\nMaterial Name: "+e.name+"\nMaterial Type: "+e.type+"\n\nProgram Info Log: "+s+"\n"+t+"\n"+n)}else""!==s?qe("WebGLProgram: Program Info Log:",s):""!==o&&""!==l||(h=!1);h&&(e.diagnostics={runnable:c,programLog:s,vertexShader:{log:o,prefix:g},fragmentShader:{log:l,prefix:_}})}r.deleteShader(S),r.deleteShader(y),T=new nl(r,m),b=function(t,e){const n={},i=t.getProgramParameter(e,t.ACTIVE_ATTRIBUTES);for(let r=0;r<i;r++){const i=t.getActiveAttrib(e,r),a=i.name;let s=1;i.type===t.FLOAT_MAT2&&(s=2),i.type===t.FLOAT_MAT3&&(s=3),i.type===t.FLOAT_MAT4&&(s=4),n[a]={type:i.type,location:t.getAttribLocation(e,a),locationSize:s}}return n}(r,m)}let T,b;r.attachShader(m,S),r.attachShader(m,y),void 0!==n.index0AttributeName?r.bindAttribLocation(m,0,n.index0AttributeName):!0===n.hasPositionAttribute&&r.bindAttribLocation(m,0,"position"),r.linkProgram(m),this.getUniforms=function(){return void 0===T&&E(this),T},this.getAttributes=function(){return void 0===b&&E(this),b};let w=!1===n.rendererExtensionParallelShaderCompile;return this.isReady=function(){return!1===w&&(w=r.getProgramParameter(m,37297)),w},this.destroy=function(){i.releaseStatesOfProgram(this),r.deleteProgram(m),this.program=void 0},this.type=n.shaderType,this.name=n.shaderName,this.id=rl++,this.cacheKey=e,this.usedTimes=1,this.program=m,this.vertexShader=S,this.fragmentShader=y,this}let Rl=0;class Cl{constructor(){this.shaderCache=new Map,this.materialCache=new Map}update(t,e,n){const i=this._getShaderCacheForMaterial(t);return!1===i.has(e)&&(i.add(e),e.usedTimes++),!1===i.has(n)&&(i.add(n),n.usedTimes++),this}remove(t){const e=this.materialCache.get(t);for(const n of e)n.usedTimes--,0===n.usedTimes&&this.shaderCache.delete(n.code);return this.materialCache.delete(t),this}getVertexShaderStage(t){return this._getShaderStage(t.vertexShader)}getFragmentShaderStage(t){return this._getShaderStage(t.fragmentShader)}dispose(){this.shaderCache.clear(),this.materialCache.clear()}_getShaderCacheForMaterial(t){const e=this.materialCache;let n=e.get(t);return void 0===n&&(n=new Set,e.set(t,n)),n}_getShaderStage(t){const e=this.shaderCache;let n=e.get(t);return void 0===n&&(n=new Pl(t),e.set(t,n)),n}}class Pl{constructor(t){this.id=Rl++,this.code=t,this.usedTimes=0}}function Ll(t,e,n,i,r,a){const s=new Kn,o=new Cl,l=new Set,c=[],h=new Map,d=i.logarithmicDepthBuffer;let u=i.precision;const p={MeshDepthMaterial:"depth",MeshDistanceMaterial:"distance",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 f(t){return l.add(t),0===t?"uv":`uv${t}`}return{getParameters:function(r,s,c,h,m,g){const _=h.fog,v=m.geometry,x=r.isMeshStandardMaterial||r.isMeshLambertMaterial||r.isMeshPhongMaterial?h.environment:null,M=r.isMeshStandardMaterial||r.isMeshLambertMaterial&&!r.envMap||r.isMeshPhongMaterial&&!r.envMap,S=e.get(r.envMap||x,M),y=S&&S.mapping===pt?S.image.height:null,E=p[r.type];null!==r.precision&&(u=i.getMaxPrecision(r.precision),u!==r.precision&&qe("WebGLProgram.getParameters:",r.precision,"not supported, using",u,"instead."));const T=v.morphAttributes.position||v.morphAttributes.normal||v.morphAttributes.color,b=void 0!==T?T.length:0;let w,A,R,C,P=0;if(void 0!==v.morphAttributes.position&&(P=1),void 0!==v.morphAttributes.normal&&(P=2),void 0!==v.morphAttributes.color&&(P=3),E){const t=_s[E];w=t.vertexShader,A=t.fragmentShader}else{w=r.vertexShader,A=r.fragmentShader;const t=o.getVertexShaderStage(r),e=o.getFragmentShaderStage(r);o.update(r,t,e),R=t.id,C=e.id}const L=t.getRenderTarget(),N=t.state.buffers.depth.getReversed(),U=!0===m.isInstancedMesh,D=!0===m.isBatchedMesh,I=!!r.map,O=!!r.matcap,F=!!S,B=!!r.aoMap,z=!!r.lightMap,H=!!r.bumpMap&&

12!1===r.wireframe,V=!!r.normalMap,G=!!r.displacementMap,k=!!r.emissiveMap,W=!!r.metalnessMap,j=!!r.roughnessMap,X=r.anisotropy>0,q=r.clearcoat>0,Y=r.dispersion>0,K=r.iridescence>0,Z=r.sheen>0,J=r.transmission>0,$=X&&!!r.anisotropyMap,Q=q&&!!r.clearcoatMap,tt=q&&!!r.clearcoatNormalMap,et=q&&!!r.clearcoatRoughnessMap,nt=K&&!!r.iridescenceMap,it=K&&!!r.iridescenceThicknessMap,rt=Z&&!!r.sheenColorMap,at=Z&&!!r.sheenRoughnessMap,st=!!r.specularMap,ot=!!r.specularColorMap,lt=!!r.specularIntensityMap,ct=J&&!!r.transmissionMap,ht=J&&!!r.thicknessMap,dt=!!r.gradientMap,ut=!!r.alphaMap,ft=r.alphaTest>0,mt=!!r.alphaHash,gt=!!r.extensions;let _t=0;r.toneMapped&&(null!==L&&!0!==L.isXRRenderTarget||(_t=t.toneMapping));const vt={shaderID:E,shaderType:r.type,shaderName:r.name,vertexShader:w,fragmentShader:A,defines:r.defines,customVertexShaderID:R,customFragmentShaderID:C,isRawShaderMaterial:!0===r.isRawShaderMaterial,glslVersion:r.glslVersion,precision:u,batching:D,batchingColor:D&&null!==m._colorsTexture,instancing:U,instancingColor:U&&null!==m.instanceColor,instancingMorph:U&&null!==m.morphTexture,outputColorSpace:null===L?t.outputColorSpace:!0===L.isXRRenderTarget?L.texture.colorSpace:Mn.workingColorSpace,alphaToCoverage:!!r.alphaToCoverage,map:I,matcap:O,envMap:F,envMapMode:F&&S.mapping,envMapCubeUVHeight:y,aoMap:B,lightMap:z,bumpMap:H,normalMap:V,displacementMap:G,emissiveMap:k,normalMapObjectSpace:V&&1===r.normalMapType,normalMapTangentSpace:V&&0===r.normalMapType,packedNormalMap:V&&0===r.normalMapType&&(xt=r.normalMap.format,xt===Ht||xt===ne||xt===Ee),metalnessMap:W,roughnessMap:j,anisotropy:X,anisotropyMap:$,clearcoat:q,clearcoatMap:Q,clearcoatNormalMap:tt,clearcoatRoughnessMap:et,dispersion:Y,iridescence:K,iridescenceMap:nt,iridescenceThicknessMap:it,sheen:Z,sheenColorMap:rt,sheenRoughnessMap:at,specularMap:st,specularColorMap:ot,specularIntensityMap:lt,transmission:J,transmissionMap:ct,thicknessMap:ht,gradientMap:dt,opaque:!1===r.transparent&&1===r.blending&&!1===r.alphaToCoverage,alphaMap:ut,alphaTest:ft,alphaHash:mt,combine:r.combine,mapUv:I&&f(r.map.channel),aoMapUv:B&&f(r.aoMap.channel),lightMapUv:z&&f(r.lightMap.channel),bumpMapUv:H&&f(r.bumpMap.channel),normalMapUv:V&&f(r.normalMap.channel),displacementMapUv:G&&f(r.displacementMap.channel),emissiveMapUv:k&&f(r.emissiveMap.channel),metalnessMapUv:W&&f(r.metalnessMap.channel),roughnessMapUv:j&&f(r.roughnessMap.channel),anisotropyMapUv:$&&f(r.anisotropyMap.channel),clearcoatMapUv:Q&&f(r.clearcoatMap.channel),clearcoatNormalMapUv:tt&&f(r.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:et&&f(r.clearcoatRoughnessMap.channel),iridescenceMapUv:nt&&f(r.iridescenceMap.channel),iridescenceThicknessMapUv:it&&f(r.iridescenceThicknessMap.channel),sheenColorMapUv:rt&&f(r.sheenColorMap.channel),sheenRoughnessMapUv:at&&f(r.sheenRoughnessMap.channel),specularMapUv:st&&f(r.specularMap.channel),specularColorMapUv:ot&&f(r.specularColorMap.channel),specularIntensityMapUv:lt&&f(r.specularIntensityMap.channel),transmissionMapUv:ct&&f(r.transmissionMap.channel),thicknessMapUv:ht&&f(r.thicknessMap.channel),alphaMapUv:ut&&f(r.alphaMap.channel),vertexTangents:!!v.attributes.tangent&&(V||X),vertexNormals:!!v.attributes.normal,vertexColors:r.vertexColors,vertexAlphas:!0===r.vertexColors&&!!v.attributes.color&&4===v.attributes.color.itemSize,pointsUvs:!0===m.isPoints&&!!v.attributes.uv&&(I||ut),fog:!!_,useFog:!0===r.fog,fogExp2:!!_&&_.isFogExp2,flatShading:!1===r.wireframe&&(!0===r.flatShading||void 0===v.attributes.normal&&!1===V&&(r.isMeshLambertMaterial||r.isMeshPhongMaterial||r.isMeshStandardMaterial||r.isMeshPhysicalMaterial)),sizeAttenuation:!0===r.sizeAttenuation,logarithmicDepthBuffer:d,reversedDepthBuffer:N,skinning:!0===m.isSkinnedMesh,hasPositionAttribute:void 0!==v.attributes.position,morphTargets:void 0!==v.morphAttributes.position,morphNormals:void 0!==v.morphAttributes.normal,morphColors:void 0!==v.morphAttributes.color,morphTargetsCount:b,morphTextureStride:P,numDirLights:s.directional.length,numPointLights:s.point.length,numSpotLights:s.spot.length,numSpotLightMaps:s.spotLightMap.length,numRectAreaLights:s.rectArea.length,numHemiLights:s.hemi.length,numDirLightShadows:s.directionalShadowMap.length,numPointLightShadows:s.pointShadowMap.length,numSpotLightShadows:s.spotShadowMap.length,numSpotLightShadowsWithMaps:s.numSpotLightShadowsWithMaps,numLightProbes:s.numLightProbes,numLightProbeGrids:g.length,numClippingPlanes:a.numPlanes,numClipIntersection:a.numIntersection,dithering:r.dithering,shadowMapEnabled:t.shadowMap.enabled&&c.length>0,shadowMapType:t.shadowMap.type,toneMapping:_t,decodeVideoTexture:I&&!0===r.map.isVideoTexture&&Mn.getTransfer(r.map.colorSpace)===Ce,decodeVideoTextureEmissive:k&&!0===r.emissiveMap.isVideoTexture&&Mn.getTransfer(r.emissiveMap.colorSpace)===Ce,premultipliedAlpha:r.premultipliedAlpha,doubleSided:2===r.side,flipSided:1===r.side,useDepthPacking:r.depthPacking>=0,depthPacking:r.depthPacking||0,index0AttributeName:r.index0AttributeName,extensionClipCullDistance:gt&&!0===r.extensions.clipCullDistance&&n.has("WEBGL_clip_cull_distance"),extensionMultiDraw:(gt&&!0===r.extensions.multiDraw||D)&&n.has("WEBGL_multi_draw"),rendererExtensionParallelShaderCompile:n.has("KHR_parallel_shader_compile"),customProgramCacheKey:r.customProgramCacheKey()};var xt;return vt.vertexUv1s=l.has(1),vt.vertexUv2s=l.has(2),vt.vertexUv3s=l.has(3),l.clear(),vt},getProgramCacheKey:function(e){const n=[];if(e.shaderID?n.push(e.shaderID):(n.push(e.customVertexShaderID),n.push(e.customFragmentShaderID)),void 0!==e.defines)for(const t in e.defines)n.push(t),n.push(e.defines[t]);return!1===e.isRawShaderMaterial&&(!function(t,e){t.push(e.precision),t.push(e.outputColorSpace),t.push(e.envMapMode),t.push(e.envMapCubeUVHeight),t.push(e.mapUv),t.push(e.alphaMapUv),t.push(e.lightMapUv),t.push(e.aoMapUv),t.push(e.bumpMapUv),t.push(e.normalMapUv),t.push(e.displacementMapUv),t.push(e.emissiveMapUv),t.push(e.metalnessMapUv),t.push(e.roughnessMapUv),t.push(e.anisotropyMapUv),t.push(e.clearcoatMapUv),t.push(e.clearcoatNormalMapUv),t.push(e.clearcoatRoughnessMapUv),t.push(e.iridescenceMapUv),t.push(e.iridescenceThicknessMapUv),t.push(e.sheenColorMapUv),t.push(e.sheenRoughnessMapUv),t.push(e.specularMapUv),t.push(e.specularColorMapUv),t.push(e.specularIntensityMapUv),t.push(e.transmissionMapUv),t.push(e.thicknessMapUv),t.push(e.combine),t.push(e.fogExp2),t.push(e.sizeAttenuation),t.push(e.morphTargetsCount),t.push(e.morphAttributeCount),t.push(e.numDirLights),t.push(e.numPointLights),t.push(e.numSpotLights),t.push(e.numSpotLightMaps),t.push(e.numHemiLights),t.push(e.numRectAreaLights),t.push(e.numDirLightShadows),t.push(e.numPointLightShadows),t.push(e.numSpotLightShadows),t.push(e.numSpotLightShadowsWithMaps),t.push(e.numLightProbes),t.push(e.shadowMapType),t.push(e.toneMapping),t.push(e.numClippingPlanes),t.push(e.numClipIntersection),t.push(e.depthPacking)}(n,e),function(t,e){s.disableAll(),e.instancing&&s.enable(0);e.instancingColor&&s.enable(1);e.instancingMorph&&s.enable(2);e.matcap&&s.enable(3);e.envMap&&s.enable(4);e.normalMapObjectSpace&&s.enable(5);e.normalMapTangentSpace&&s.enable(6);e.clearcoat&&s.enable(7);e.iridescence&&s.enable(8);e.alphaTest&&s.enable(9);e.vertexColors&&s.enable(10);e.vertexAlphas&&s.enable(11);e.vertexUv1s&&s.enable(12);e.vertexUv2s&&s.enable(13);e.vertexUv3s&&s.enable(14);e.vertexTangents&&s.enable(15);e.anisotropy&&s.enable(16);e.alphaHash&&s.enable(17);e.batching&&s.enable(18);e.dispersion&&s.enable(19);e.batchingColor&&s.enable(20);e.gradientMap&&s.enable(21);e.packedNormalMap&&s.enable(22);e.vertexNormals&&s.enable(23);t.push(s.mask),s.disableAll(),e.fog&&s.enable(0);e.useFog&&s.enable(1);e.flatShading&&s.enable(2);e.logarithmicDepthBuffer&&s.enable(3);e.reversedDepthBuffer&&s.enable(4);e.skinning&&s.enable(5);e.morphTargets&&s.enable(6);e.morphNormals&&s.enable(7);e.morphColors&&s.enable(8);e.premultipliedAlpha&&s.enable(9);e.shadowMapEnabled&&s.enable(10);e.doubleSided&&s.enable(11);e.flipSided&&s.enable(12);e.useDepthPacking&&s.enable(13);e.dithering&&s.enable(14);e.transmission&&s.enable(15);e.sheen&&s.enable(16);e.opaque&&s.enable(17);e.pointsUvs&&s.enable(18);e.decodeVideoTexture&&s.enable(19);e.decodeVideoTextureEmissive&&s.enable(20);e.alphaToCoverage&&s.enable(21);e.numLightProbeGrids>0&&s.enable(22);e.hasPositionAttribute&&s.enable(23);t.push(s.mask)}(n,e),n.push(t.outputColorSpace)),n.push(e.customProgramCacheKey),n.join()},getUniforms:function(t){const e=p[t.type];let n;if(e){const t=_s[e];n=Aa.clone(t.uniforms)}else n=t.uniforms;return n},acquireProgram:function(e,n){let i=h.get(n);return void 0!==i?++i.usedTimes:(i=new Al(t,n,e,r),c.push(i),h.set(n,i)),i},releaseProgram:function(t){if(0===--t.usedTimes){const e=c.indexOf(t);c[e]=c[c.length-1],c.pop(),h.delete(t.cacheKey),t.destroy()}},releaseShaderCache:function(t){o.remove(t)},programs:c,dispose:function(){o.dispose()}}}function Nl(){let t=new WeakMap;return{has:function(e){return t.has(e)},get:function(e){let n=t.get(e);return void 0===n&&(n={},t.set(e,n)),n},remove:function(e){t.delete(e)},update:function(e,n,i){t.get(e)[n]=i},dispose:function(){t=new WeakMap}}}function Ul(t,e){return t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.material.id!==e.material.id?t.material.id-e.material.id:t.materialVariant!==e.materialVariant?t.materialVariant-e.materialVariant:t.z!==e.z?t.z-e.z:t.id-e.id}function Dl(t,e){return t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.z!==e.z?e.z-t.z:t.id-e.id}function Il(){const t=[];let e=0;const n=[],i=[],r=[];function a(t){let e=0;return t.isInstancedMesh&&(e+=2),t.isSkinnedMesh&&(e+=1),e}function s(n,i,r,s,o,l){let c=t[e];return void 0===c?(c={id:n.id,object:n,geometry:i,material:r,materialVariant:a(n),groupOrder:s,renderOrder:n.renderOrder,z:o,group:l},t[e]=c):(c.id=n.id,c.object=n,c.geometry=i,c.material=r,c.materialVariant=a(n),c.groupOrder=s,c.renderOrder=n.renderOrder,c.z=o,c.group=l),e++,c}return{opaque:n,transmissive:i,transparent:r,init:function(){e=0,n.length=0,i.length=0,r.length=0},push:function(t,e,a,o,l,c){const h=s(t,e,a,o,l,c);a.transmission>0?i.push(h):!0===a.transparent?r.push(h):n.push(h)},unshift:function(t,e,a,o,l,c){const h=s(t,e,a,o,l,c);a.transmission>0?i.unshift(h):!0===a.transparent?r.unshift(h):n.unshift(h)},finish:function(){for(let n=e,i=t.length;n<i;n++){const e=t[n];if(null===e.id)break;e.id=null,e.object=null,e.geometry=null,e.material=null,e.group=null}},sort:function(t,e,a){n.length>1&&n.sort(t||Ul),i.length>1&&i.sort(e||Dl),r.length>1&&r.sort(e||Dl),a&&(n.reverse(),i.reverse(),r.reverse())}}}function Ol(){let t=new WeakMap;return{get:function(e,n){const i=t.get(e);let r;return void 0===i?(r=new Il,t.set(e,[r])):n>=i.length?(r=new Il,i.push(r)):r=i[n],r},dispose:function(){t=new WeakMap}}}function Fl(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":n={direction:new dn,color:new xi};break;case"SpotLight":n={position:new dn,direction:new dn,color:new xi,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new dn,color:new xi,distance:0,decay:0};break;case"HemisphereLight":n={direction:new dn,skyColor:new xi,groundColor:new xi};break;case"RectAreaLight":n={color:new xi,position:new dn,halfWidth:new dn,halfHeight:new dn}}return t[e.id]=n,n}}}let Bl=0;function zl(t,e){return(e.castShadow?2:0)-(t.castShadow?2:0)+(e.map?1:0)-(t.map?1:0)}function Hl(t){const e=new Fl,n=function(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":case"SpotLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new ln};break;case"PointLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new ln,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=n,n}}}(),i={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 o=0;o<9;o++)i.probe.push(new dn);const r=new dn,a=new Bn,s=new Bn;return{setup:function(r){let a=0,s=0,o=0;for(let t=0;t<9;t++)i.probe[t].set(0,0,0);let l=0,c=0,h=0,d=0,u=0,p=0,f=0,m=0,g=0,_=0,v=0;r.sort(zl);for(let t=0,M=r.length;t<M;t++){const x=r[t],M=x.color,S=x.intensity,y=x.distance;let E=null;if(x.shadow&&x.shadow.map&&(E=x.shadow.map.texture.format===Ht?x.shadow.map.texture:x.shadow.map.depthTexture||x.shadow.map.texture),x.isAmbientLight)a+=M.r*S,s+=M.g*S,o+=M.b*S;else if(x.isLightProbe){for(let t=0;t<9;t++)i.probe[t].addScaledVector(x.sh.coefficients[t],S);v++}else if(x.isDirectionalLight){const t=e.get(x);if(t.color.copy(x.color).multiplyScalar(x.intensity),x.castShadow){const t=x.shadow,e=n.get(x);e.shadowIntensity=t.intensity,e.shadowBias=t.bias,e.shadowNormalBias=t.normalBias,e.shadowRadius=t.radius,e.shadowMapSize=t.mapSize,i.directionalShadow[l]=e,i.directionalShadowMap[l]=E,i.directionalShadowMatrix[l]=x.shadow.matrix,p++}i.directional[l]=t,l++}else if(x.isSpotLight){const t=e.get(x);t.position.setFromMatrixPosition(x.matrixWorld),t.color.copy(M).multiplyScalar(S),t.distance=y,t.coneCos=Math.cos(x.angle),t.penumbraCos=Math.cos(x.angle*(1-x.penumbra)),t.decay=x.decay,i.spot[h]=t;const r=x.shadow;if(x.map&&(i.spotLightMap[g]=x.map,g++,r.updateMatrices(x),x.castShadow&&_++),i.spotLightMatrix[h]=r.matrix,x.castShadow){const t=n.get(x);t.shadowIntensity=r.intensity,t.shadowBias=r.bias,t.shadowNormalBias=r.

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WeakMap,d=[],u=null,p=!1,f=null,m=null,g=null,_=null,v=null,x=null,M=null,S=new xi(0,0,0),y=0,E=!1,T=null,b=null,w=null,j=null,X=null,et.set(0,0,t.canvas.width,t.canvas.height),nt.set(0,0,t.canvas.width,t.canvas.height),n.reset(),i.reset(),r.reset()}}}function Zl(t,e,n,i,r,a,s){const o=e.has("WEBGL_multisampled_render_to_texture")?e.get("WEBGL_multisampled_render_to_texture"):null,l="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),c=new ln,h=new WeakMap,d=new Set;let u;const p=new WeakMap;let f=!1;try{f="undefined"!=typeof OffscreenCanvas&&null!==new OffscreenCanvas(1,1).getContext("2d")}catch(j){}function m(t,e){return f?new OffscreenCanvas(t,e):Ge("canvas")}function g(t,e,n){let i=1;const r=W(t);if((r.width>n||r.height>n)&&(i=n/Math.max(r.width,r.height)),i<1){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof 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if(s.isFramebufferTexture){if(T)if(E)n.texStorage2D(t.TEXTURE_2D,w,m,e.width,e.height);else{let r=e.width,a=e.height;for(let e=0;e<w;e++)n.texImage2D(t.TEXTURE_2D,e,m,r,a,0,i,p,null),r>>=1,a>>=1}}else if(s.isHTMLTexture){if("texElementImage2D"in t){const n=t.canvas;if(n.hasAttribute("layoutsubtree")||n.setAttribute("layoutsubtree","true"),e.parentNode!==n)return n.appendChild(e),d.add(s),n.onpaint=t=>{const e=t.changedElements;for(const n of d)e.includes(n.image)&&(n.needsUpdate=!0)},void n.requestPaint();if(3===t.texElementImage2D.length)t.texElementImage2D(t.TEXTURE_2D,t.RGBA8,e);else{const n=0,i=t.RGBA,r=t.RGBA,a=t.UNSIGNED_BYTE;t.texElementImage2D(t.TEXTURE_2D,n,i,r,a,e)}t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE)}}else if(x.length>0){if(E&&T){const e=W(x[0]);n.texStorage2D(t.TEXTURE_2D,w,m,e.width,e.height)}for(let e=0,r=x.length;e<r;e++)f=x[e],E?b&&n.texSubImage2D(t.TEXTURE_2D,e,0,0,i,p,f):n.texImage2D(t.TEXTURE_2D,e,m,i,p,f);s.generateMipmaps=!1}else if(E){if(T){const i=W(e);n.texStorage2D(t.TEXTURE_2D,w,m,i.width,i.height)}b&&n.texSubImage2D(t.TEXTURE_2D,0,0,0,i,p,e)}else n.texImage2D(t.TEXTURE_2D,0,m,i,p,e);

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r=n.depthTexture,a=r&&r.isDepthTexture?r.type:null,s=S(n.stencilBuffer,a),l=n.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;G(n)?o.renderbufferStorageMultisampleEXT(t.RENDERBUFFER,V(n),s,n.width,n.height):i?t.renderbufferStorageMultisample(t.RENDERBUFFER,V(n),s,n.width,n.height):t.renderbufferStorage(t.RENDERBUFFER,s,n.width,n.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,l,t.RENDERBUFFER,e)}else{const e=n.textures;for(let r=0;r<e.length;r++){const s=e[r],l=a.convert(s.format,s.colorSpace),c=a.convert(s.type),h=M(s.internalFormat,l,c,s.normalized,s.colorSpace);G(n)?o.renderbufferStorageMultisampleEXT(t.RENDERBUFFER,V(n),h,n.width,n.height):i?t.renderbufferStorageMultisample(t.RENDERBUFFER,V(n),h,n.width,n.height):t.renderbufferStorage(t.RENDERBUFFER,h,n.width,n.height)}}t.bindRenderbuffer(t.RENDERBUFFER,null)}function F(e,r,s){const l=!0===r.isWebGLCubeRenderTarget;if(n.bindFramebuffer(t.FRAMEBUFFER,e),!r.depthTexture||!r.depthTexture.isDepthTexture)throw new Error("THREE.WebGLTextures: renderTarget.depthTexture must be an instance of THREE.DepthTexture.");const c=i.get(r.depthTexture);if(c.__renderTarget=r,c.__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),l){if(void 0===c.__webglInit&&(c.__webglInit=!0,r.depthTexture.addEventListener("dispose",E)),void 0===c.__webglTexture){c.__webglTexture=t.createTexture(),n.bindTexture(t.TEXTURE_CUBE_MAP,c.__webglTexture),L(t.TEXTURE_CUBE_MAP,r.depthTexture);const e=a.convert(r.depthTexture.format),i=a.convert(r.depthTexture.type);let s;r.depthTexture.format===Ft?s=t.DEPTH_COMPONENT24:r.depthTexture.format===Bt&&(s=t.DEPTH24_STENCIL8);for(let n=0;n<6;n++)t.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+n,0,s,r.width,r.height,0,e,i,null)}}else A(r.depthTexture,0);const h=c.__webglTexture,d=V(r),u=l?t.TEXTURE_CUBE_MAP_POSITIVE_X+s:t.TEXTURE_2D,p=r.depthTexture.format===Bt?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;if(r.depthTexture.format===Ft)G(r)?o.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,p,u,h,0,d):t.framebufferTexture2D(t.FRAMEBUFFER,p,u,h,0);else{if(r.depthTexture.format!==Bt)throw new Error("THREE.WebGLTextures: Unknown depthTexture format.");G(r)?o.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,p,u,h,0,d):t.framebufferTexture2D(t.FRAMEBUFFER,p,u,h,0)}}function B(e){const r=i.get(e),a=!0===e.isWebGLCubeRenderTarget;if(r.__boundDepthTexture!==e.depthTexture){const t=e.depthTexture;if(r.__depthDisposeCallback&&r.__depthDisposeCallback(),t){const e=()=>{delete r.__boundDepthTexture,delete r.__depthDisposeCallback,t.removeEventListener("dispose",e)};t.addEventListener("dispose",e),r.__depthDisposeCallback=e}r.__boundDepthTexture=t}if(e.depthTexture&&!r.__autoAllocateDepthBuffer)if(a)for(let t=0;t<6;t++)F(r.__webglFramebuffer[t],e,t);else{const t=e.texture.mipmaps;t&&t.length>0?F(r.__webglFramebuffer[0],e,0):F(r.__webglFramebuffer,e,0)}else if(a){r.__webglDepthbuffer=[];for(let i=0;i<6;i++)if(n.bindFramebuffer(t.FRAMEBUFFER,r.__webglFramebuffer[i]),void 0===r.__webglDepthbuffer[i])r.__webglDepthbuffer[i]=t.createRenderbuffer(),O(r.__webglDepthbuffer[i],e,!1);else{const n=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,a=r.__webglDepthbuffer[i];t.bindRenderbuffer(t.RENDERBUFFER,a),t.framebufferRenderbuffer(t.FRAMEBUFFER,n,t.RENDERBUFFER,a)}}else{const i=e.texture.mipmaps;if(i&&i.length>0?n.bindFramebuffer(t.FRAMEBUFFER,r.__webglFramebuffer[0]):n.bindFramebuffer(t.FRAMEBUFFER,r.__webglFramebuffer),void 0===r.__webglDepthbuffer)r.__webglDepthbuffer=t.createRenderbuffer(),O(r.__webglDepthbuffer,e,!1);else{const n=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,i=r.__webglDepthbuffer;t.bindRenderbuffer(t.RENDERBUFFER,i),t.framebufferRenderbuffer(t.FRAMEBUFFER,n,t.RENDERBUFFER,i)}}n.bindFramebuffer(t.FRAMEBUFFER,null)}const z=[],H=[];function V(t){return Math.min(r.maxSamples,t.samples)}function G(t){const n=i.get(t);return t.samples>0&&!0===e.has("WEBGL_multisampled_render_to_texture")&&!1!==n.__useRenderToTexture}function k(t,e){const n=t.colorSpace,i=t.format,r=t.type;return!0===t.isCompressedTexture||!0===t.isVideoTexture||n!==Ae&&n!==be&&(Mn.getTransfer(n)===Ce?i===Ot&&r===Et||qe("WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):Ye("WebGLTextures: Unsupported texture color space:",n)),e}function W(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement?(c.width=t.naturalWi

12dth||t.width,c.height=t.naturalHeight||t.height):"undefined"!=typeof VideoFrame&&t instanceof VideoFrame?(c.width=t.displayWidth,c.height=t.displayHeight):(c.width=t.width,c.height=t.height),c}this.allocateTextureUnit=function(){const t=w;return t>=r.maxTextures&&qe("WebGLTextures: Trying to use "+t+" texture units while this GPU supports only "+r.maxTextures),w+=1,t},this.resetTextureUnits=function(){w=0},this.getTextureUnits=function(){return w},this.setTextureUnits=function(t){w=t},this.setTexture2D=A,this.setTexture2DArray=function(e,r){const a=i.get(e);!1===e.isRenderTargetTexture&&e.version>0&&a.__version!==e.version?D(a,e,r):(e.isExternalTexture&&(a.__webglTexture=e.sourceTexture?e.sourceTexture:null),n.bindTexture(t.TEXTURE_2D_ARRAY,a.__webglTexture,t.TEXTURE0+r))},this.setTexture3D=function(e,r){const a=i.get(e);!1===e.isRenderTargetTexture&&e.version>0&&a.__version!==e.version?D(a,e,r):n.bindTexture(t.TEXTURE_3D,a.__webglTexture,t.TEXTURE0+r)},this.setTextureCube=function(e,s){const o=i.get(e);!0!==e.isCubeDepthTexture&&e.version>0&&o.__version!==e.version?function(e,s,o){if(6!==s.image.length)return;const l=N(e,s),c=s.source;n.bindTexture(t.TEXTURE_CUBE_MAP,e.__webglTexture,t.TEXTURE0+o);const h=i.get(c);if(c.version!==h.__version||!0===l){n.activeTexture(t.TEXTURE0+o);const e=Mn.getPrimaries(Mn.workingColorSpace),i=s.colorSpace===be?null:Mn.getPrimaries(s.colorSpace),d=s.colorSpace===be||e===i?t.NONE:t.BROWSER_DEFAULT_WEBGL;n.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,s.flipY),n.pixelStorei(t.UNPACK_PREMULTIPLY_ALPHA_WEBGL,s.premultiplyAlpha),n.pixelStorei(t.UNPACK_ALIGNMENT,s.unpackAlignment),n.pixelStorei(t.UNPACK_COLORSPACE_CONVERSION_WEBGL,d);const u=s.isCompressedTexture||s.image[0].isCompressedTexture,p=s.image[0]&&s.image[0].isDataTexture,f=[];for(let t=0;t<6;t++)f[t]=u||p?p?s.image[t].image:s.image[t]:g(s.image[t],!0,r.maxCubemapSize),f[t]=k(s,f[t]);const m=f[0],x=a.convert(s.format,s.colorSpace),S=a.convert(s.type),E=M(s.internalFormat,x,S,s.normalized,s.colorSpace),T=!0!==s.isVideoTexture,b=void 0===h.__version||!0===l,w=c.dataReady;let A,R=y(s,m);if(L(t.TEXTURE_CUBE_MAP,s),u){T&&b&&n.texStorage2D(t.TEXTURE_CUBE_MAP,R,E,m.width,m.height);for(let e=0;e<6;e++){A=f[e].mipmaps;for(let i=0;i<A.length;i++){const r=A[i];s.format!==Ot?null!==x?T?w&&n.compressedTexSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i,0,0,r.width,r.height,x,r.data):n.compressedTexImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i,E,r.width,r.height,0,r.data):qe("WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):T?w&&n.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i,0,0,r.width,r.height,x,S,r.data):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i,E,r.width,r.height,0,x,S,r.data)}}}else{if(A=s.mipmaps,T&&b){A.length>0&&R++;const e=W(f[0]);n.texStorage2D(t.TEXTURE_CUBE_MAP,R,E,e.width,e.height)}for(let e=0;e<6;e++)if(p){T?w&&n.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,0,0,f[e].width,f[e].height,x,S,f[e].data):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,E,f[e].width,f[e].height,0,x,S,f[e].data);for(let i=0;i<A.length;i++){const r=A[i].image[e].image;T?w&&n.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i+1,0,0,r.width,r.height,x,S,r.data):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i+1,E,r.width,r.height,0,x,S,r.data)}}else{T?w&&n.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,0,0,x,S,f[e]):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,E,x,S,f[e]);for(let i=0;i<A.length;i++){const r=A[i];T?w&&n.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i+1,0,0,x,S,r.image[e]):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+e,i+1,E,x,S,r.image[e])}}}_(s)&&v(t.TEXTURE_CUBE_MAP),h.__version=c.version,s.onUpdate&&s.onUpdate(s)}e.__version=s.version}(o,e,s):n.bindTexture(t.TEXTURE_CUBE_MAP,o.__webglTexture,t.TEXTURE0+s)},this.rebindTextures=function(e,n,r){const a=i.get(e);void 0!==n&&I(a.__webglFramebuffer,e,e.texture,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,0),void 0!==r&&B(e)},this.setupRenderTarget=function(e){const r=e.texture,o=i.get(e),l=i.get(r);e.addEventListener("dispose",T);const c=e.textures,h=!0===e.isWebGLCubeRenderTarget,d=c.length>1;if(d||(void 0===l.__webglTexture&&(l.__webglTexture=t.createTexture()),l.__version=r.version,s.memory.textures++),h){o.__webglFramebuffer=[];for(let e=0;e<6;e++)if(r.mipmaps&&r.mipmaps.length>0){o.__webglFramebuffer[e]=[];for(let n=0;n<r.mipmaps.length;n++)o.__webglFramebuffer[e][n]=t.createFramebuffer()}else o.__webglFramebuffer[e]=t.createFramebuffer()}else{if(r.mipmaps&&r.mipmaps.length>0){o.__webglFramebuffer=[];for(let e=0;e<r.mipmaps.length;e++)o.__webglFramebuffer[e]=t.createFramebuffer()}else o.__webglFramebuffer=t.createFramebuffer();if(d)for(let e=0,n=c.length;e<n;e++){const n=i.get(c[e]);void 0===n.__webglTexture&&(n.__webglTexture=t.createTexture(),s.memory.textures++)}if(e.samples>0&&!1===G(e)){o.__webglMultisampledFramebuffer=t.createFramebuffer(),o.__webglColorRen

12derbuffer=[],n.bindFramebuffer(t.FRAMEBUFFER,o.__webglMultisampledFramebuffer);for(let n=0;n<c.length;n++){const i=c[n];o.__webglColorRenderbuffer[n]=t.createRenderbuffer(),t.bindRenderbuffer(t.RENDERBUFFER,o.__webglColorRenderbuffer[n]);const r=a.convert(i.format,i.colorSpace),s=a.convert(i.type),l=M(i.internalFormat,r,s,i.normalized,i.colorSpace,!0===e.isXRRenderTarget),h=V(e);t.renderbufferStorageMultisample(t.RENDERBUFFER,h,l,e.width,e.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+n,t.RENDERBUFFER,o.__webglColorRenderbuffer[n])}t.bindRenderbuffer(t.RENDERBUFFER,null),e.depthBuffer&&(o.__webglDepthRenderbuffer=t.createRenderbuffer(),O(o.__webglDepthRenderbuffer,e,!0)),n.bindFramebuffer(t.FRAMEBUFFER,null)}}if(h){n.bindTexture(t.TEXTURE_CUBE_MAP,l.__webglTexture),L(t.TEXTURE_CUBE_MAP,r);for(let n=0;n<6;n++)if(r.mipmaps&&r.mipmaps.length>0)for(let i=0;i<r.mipmaps.length;i++)I(o.__webglFramebuffer[n][i],e,r,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+n,i);else I(o.__webglFramebuffer[n],e,r,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+n,0);_(r)&&v(t.TEXTURE_CUBE_MAP),n.unbindTexture()}else if(d){for(let r=0,a=c.length;r<a;r++){const a=c[r],s=i.get(a);let l=t.TEXTURE_2D;(e.isWebGL3DRenderTarget||e.isWebGLArrayRenderTarget)&&(l=e.isWebGL3DRenderTarget?t.TEXTURE_3D:t.TEXTURE_2D_ARRAY),n.bindTexture(l,s.__webglTexture),L(l,a),I(o.__webglFramebuffer,e,a,t.COLOR_ATTACHMENT0+r,l,0),_(a)&&v(l)}n.unbindTexture()}else{let i=t.TEXTURE_2D;if((e.isWebGL3DRenderTarget||e.isWebGLArrayRenderTarget)&&(i=e.isWebGL3DRenderTarget?t.TEXTURE_3D:t.TEXTURE_2D_ARRAY),n.bindTexture(i,l.__webglTexture),L(i,r),r.mipmaps&&r.mipmaps.length>0)for(let n=0;n<r.mipmaps.length;n++)I(o.__webglFramebuffer[n],e,r,t.COLOR_ATTACHMENT0,i,n);else I(o.__webglFramebuffer,e,r,t.COLOR_ATTACHMENT0,i,0);_(r)&&v(i),n.unbindTexture()}e.depthBuffer&&B(e)},this.updateRenderTargetMipmap=function(t){const e=t.textures;for(let r=0,a=e.length;r<a;r++){const a=e[r];if(_(a)){const e=x(t),r=i.get(a).__webglTexture;n.bindTexture(e,r),v(e),n.unbindTexture()}}},this.updateMultisampleRenderTarget=function(e){if(e.samples>0)if(!1===G(e)){const r=e.textures,a=e.width,s=e.height;let o=t.COLOR_BUFFER_BIT;const c=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,h=i.get(e),d=r.length>1;if(d)for(let e=0;e<r.length;e++)n.bindFramebuffer(t.FRAMEBUFFER,h.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.RENDERBUFFER,null),n.bindFramebuffer(t.FRAMEBUFFER,h.__webglFramebuffer),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.TEXTURE_2D,null,0);n.bindFramebuffer(t.READ_FRAMEBUFFER,h.__webglMultisampledFramebuffer);const u=e.texture.mipmaps;u&&u.length>0?n.bindFramebuffer(t.DRAW_FRAMEBUFFER,h.__webglFramebuffer[0]):n.bindFramebuffer(t.DRAW_FRAMEBUFFER,h.__webglFramebuffer);for(let n=0;n<r.length;n++){if(e.resolveDepthBuffer&&(e.depthBuffer&&(o|=t.DEPTH_BUFFER_BIT),e.stencilBuffer&&e.resolveStencilBuffer&&(o|=t.STENCIL_BUFFER_BIT)),d){t.framebufferRenderbuffer(t.READ_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.RENDERBUFFER,h.__webglColorRenderbuffer[n]);const e=i.get(r[n]).__webglTexture;t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,e,0)}t.blitFramebuffer(0,0,a,s,0,0,a,s,o,t.NEAREST),!0===l&&(z.length=0,H.length=0,z.push(t.COLOR_ATTACHMENT0+n),e.depthBuffer&&!1===e.resolveDepthBuffer&&(z.push(c),H.push(c),t.invalidateFramebuffer(t.DRAW_FRAMEBUFFER,H)),t.invalidateFramebuffer(t.READ_FRAMEBUFFER,z))}if(n.bindFramebuffer(t.READ_FRAMEBUFFER,null),n.bindFramebuffer(t.DRAW_FRAMEBUFFER,null),d)for(let e=0;e<r.length;e++){n.bindFramebuffer(t.FRAMEBUFFER,h.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.RENDERBUFFER,h.__webglColorRenderbuffer[e]);const a=i.get(r[e]).__webglTexture;n.bindFramebuffer(t.FRAMEBUFFER,h.__webglFramebuffer),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.TEXTURE_2D,a,0)}n.bindFramebuffer(t.DRAW_FRAMEBUFFER,h.__webglMultisampledFramebuffer)}else if(e.depthBuffer&&!1===e.resolveDepthBuffer&&l){const n=e.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;t.invalidateFramebuffer(t.DRAW_FRAMEBUFFER,[n])}},this.setupDepthRenderbuffer=B,this.setupFrameBufferTexture=I,this.useMultisampledRTT=G,this.isReversedDepthBuffer=function(){return n.buffers.depth.getReversed()}}function Jl(t,e){return{convert:function(n,i=""){let r;const a=Mn.getTransfer(i);if(n===Et)return t.UNSIGNED_BYTE;if(n===Lt)return t.UNSIGNED_SHORT_4_4_4_4;if(n===Nt)return t.UNSIGNED_SHORT_5_5_5_1;if(n===Dt)return t.UNSIGNED_INT_5_9_9_9_REV;if(n===It)return t.UNSIGNED_INT_10F_11F_11F_REV;if(n===Tt)return t.BYTE;if(n===bt)return t.SHORT;if(n===wt)return t.UNSIGNED_SHORT;if(n===At)return t.INT;if(n===Rt)return t.UNSIGNED_INT;if(n===Ct)return t.FLOAT;if(n===Pt)return t.HALF_FLOAT;if(1021===n)return t.ALPHA;if(1022===n)return t.RGB;if(n===Ot)return t.RGBA;if(n===Ft)return t.DEPTH_COMPONENT;if(n===Bt)return t.DEPTH_STENCIL;if(1028===n)return t.RED;if(n===zt)return t.RED_INTEGER;if(n===Ht)return t.RG;if(n===Vt)return t.RG_INTEGER;if(n===Gt)return t.RGBA_INTEGER;if(n===kt||n===Wt||n===jt||n===Xt)if(a===Ce){if(r=e.get("WEBGL_compressed_texture_s3tc_srgb"),null===r)return null;if(n===kt)return r.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(n===Wt)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(n===jt)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(n===Xt)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(r=e.get("WEBGL_compressed_texture_s3tc"),null===r)return null;if(n===kt)return r.COMPRESSED_RGB_S3TC_DXT1_EXT;if(n===Wt)return r.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(n===jt)return r.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(n===Xt)return r.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(n===qt||n===Yt||n===Kt||n===Zt){if(r=e.get("WEBGL_compressed_texture_pvrtc"),null===r)return null;if(n===qt)return r.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(n===Yt)return r.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(n===Kt)return r.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(n===Zt)return r.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(n===Jt||n===$t||n===Qt||n===te||n===ee||n===ne||n===ie){if(r=e.get("WEBGL_compressed_texture_etc"),null===r)return null;if(n===Jt||n===$t)return a===Ce?r.COMPRESSED_SRGB8_ETC2:r.COMPRESSED_RGB8_ETC2;if(n===Qt)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:r.COMPRESSED_RGBA8_ETC2_EAC;

12if(n===te)return r.COMPRESSED_R11_EAC;if(n===ee)return r.COMPRESSED_SIGNED_R11_EAC;if(n===ne)return r.COMPRESSED_RG11_EAC;if(n===ie)return r.COMPRESSED_SIGNED_RG11_EAC}if(n===re||n===ae||n===se||n===oe||n===le||n===ce||n===he||n===de||n===ue||n===pe||n===fe||n===me||n===ge||n===_e){if(r=e.get("WEBGL_compressed_texture_astc"),null===r)return null;if(n===re)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:r.COMPRESSED_RGBA_ASTC_4x4_KHR;if(n===ae)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:r.COMPRESSED_RGBA_ASTC_5x4_KHR;if(n===se)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:r.COMPRESSED_RGBA_ASTC_5x5_KHR;if(n===oe)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:r.COMPRESSED_RGBA_ASTC_6x5_KHR;if(n===le)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:r.COMPRESSED_RGBA_ASTC_6x6_KHR;if(n===ce)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:r.COMPRESSED_RGBA_ASTC_8x5_KHR;if(n===he)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:r.COMPRESSED_RGBA_ASTC_8x6_KHR;if(n===de)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:r.COMPRESSED_RGBA_ASTC_8x8_KHR;if(n===ue)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:r.COMPRESSED_RGBA_ASTC_10x5_KHR;if(n===pe)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:r.COMPRESSED_RGBA_ASTC_10x6_KHR;if(n===fe)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:r.COMPRESSED_RGBA_ASTC_10x8_KHR;if(n===me)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:r.COMPRESSED_RGBA_ASTC_10x10_KHR;if(n===ge)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:r.COMPRESSED_RGBA_ASTC_12x10_KHR;if(n===_e)return a===Ce?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:r.COMPRESSED_RGBA_ASTC_12x12_KHR}if(n===ve||n===xe||n===Me){if(r=e.get("EXT_texture_compression_bptc"),null===r)return null;if(n===ve)return a===Ce?r.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:r.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(n===xe)return r.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(n===Me)return r.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}if(n===Se||n===ye||n===Ee||n===Te){if(r=e.get("EXT_texture_compression_rgtc"),null===r)return null;if(n===Se)return r.COMPRESSED_RED_RGTC1_EXT;if(n===ye)return r.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(n===Ee)return r.COMPRESSED_RED_GREEN_RGTC2_EXT;if(n===Te)return r.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return n===Ut?t.UNSIGNED_INT_24_8:void 0!==t[n]?t[n]:null}}}class $l{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(t,e){if(null===this.texture){const n=new ga(t.texture);t.depthNear===e.depthNear&&t.depthFar===e.depthFar||(this.depthNear=t.depthNear,this.depthFar=t.depthFar),this.texture=n}}getMesh(t){if(null!==this.texture&&null===this.mesh){const e=t.cameras[0].viewport,n=new Ra({vertexShader:"\nvoid main() {\n\n\tgl_Position = vec4( position, 1.0 );\n\n}",fragmentShader:"\nuniform sampler2DArray depthColor;\nuniform float depthWidth;\nuniform float depthHeight;\n\nvoid main() {\n\n\tvec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );\n\n\tif ( coord.x >= 1.0 ) {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n\t} else {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n\t}\n\n}",uniforms:{depthColor:{value:this.texture},depthWidth:{value:e.z},depthHeight:{value:e.w}}});this.mesh=new Br(new Sa(20,20),n)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class Ql extends Je{constructor(t,e){super();const n=this;let i=null,r=1,a=null,s="local-floor",o=1,l=null,h=null,d=null,u=null,p=null,f=null;const m="undefined"!=typeof XRWebGLBinding,g=new $l,_={},v=e.getContextAttributes();let x=null,M=null;const S=[],y=[],E=new ln;let T=null;const b=new Qa;b.viewport=new Nn;const w=new Qa;w.viewport=new Nn;const A=[b,w],R=new ss;let C=null,P=null;function L(t){const e=y.indexOf(t.inputSource);if(-1===e)return;const n=S[e];void 0!==n&&(n.update(t.inputSource,t.frame,l||a),n.dispatchEvent({type:t.type,data:t.inputSource}))}function N(){i.removeEventListener("select",L),i.removeEventListener("selectstart",L),i.removeEventListener("selectend",L),i.removeEventListener("squeeze",L),i.removeEventListener("squeezestart",L),i.removeEventListener("squeezeend",L),i.removeEventListener("end",N),i.removeEventListener("inputsourceschange",U);for(let t=0;t<S.length;t++){const e=y[t];null!==e&&(y[t]=null,S[t].disconnect(e))}C=null,P=null,g.reset();for(const t in _)delete _[t];t.setRenderTarget(x),p=null,u=null,d=null,i=null,M=null,B.stop(),n.isPresenting=!1,t.setPixelRatio(T),t.setSize(E.width,E.height,!1),n.dispatchEvent({type:"sessionend"})}function U(t){for(let e=0;e<t.removed.length;e++){const n=t.removed[e],i=y.indexOf(n);i>=0&&(y[i]=null,S[i].disconnect(n))}for(let e=0;e<t.added.length;e++){const n=t.added[e];let i=y.indexOf(n);if(-1===i){for(let t=0;t<S.length;t++){if(t>=y.length){y.push(n),i=t;break}if(null===y[t]){y[t]=n,i=t;break}}if(-1===i)break}const r=S[i];r&&r.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(t){let e=S[t];return void 0===e&&(e=new fi,S[t]=e),e.getTargetRaySpace()},this.getControllerGrip=function(t){let e=S[t];return void 0===e&&(e=new fi,S[t]=e),e.getGripSpace()},this.getHand=function(t){let e=S[t];return void 0===e&&(e=new fi,S[t]=e),e.getHandSpace()},this.setFramebufferScaleFactor=function(t){r=t,!0===n.isPresenting&&qe("WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(t){s=t,!0===n.isPresenting&&qe("WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||a},this.setReferenceSpace=function(t){l=t},this.getBaseLayer=function(){return null!==u?u:p},this.getBinding=function(){return null===d&&m&&(d=new XRWebGLBinding(i,e)),d},this.getFrame=function(){return f}

12,this.getSession=function(){return i},this.setSession=function(h){return c(this,null,function*(){if(i=h,null!==i){x=t.getRenderTarget(),i.addEventListener("select",L),i.addEventListener("selectstart",L),i.addEventListener("selectend",L),i.addEventListener("squeeze",L),i.addEventListener("squeezestart",L),i.addEventListener("squeezeend",L),i.addEventListener("end",N),i.addEventListener("inputsourceschange",U),!0!==v.xrCompatible&&(yield e.makeXRCompatible()),T=t.getPixelRatio(),t.getSize(E);if(m&&"createProjectionLayer"in XRWebGLBinding.prototype){let n=null,a=null,s=null;v.depth&&(s=v.stencil?e.DEPTH24_STENCIL8:e.DEPTH_COMPONENT24,n=v.stencil?Bt:Ft,a=v.stencil?Ut:Rt);const o={colorFormat:e.RGBA8,depthFormat:s,scaleFactor:r};d=this.getBinding(),u=d.createProjectionLayer(o),i.updateRenderState({layers:[u]}),t.setPixelRatio(1),t.setSize(u.textureWidth,u.textureHeight,!1),M=new Dn(u.textureWidth,u.textureHeight,{format:Ot,type:Et,depthTexture:new fa(u.textureWidth,u.textureHeight,a,void 0,void 0,void 0,void 0,void 0,void 0,n),stencilBuffer:v.stencil,colorSpace:t.outputColorSpace,samples:v.antialias?4:0,resolveDepthBuffer:!1===u.ignoreDepthValues,resolveStencilBuffer:!1===u.ignoreDepthValues})}else{const n={antialias:v.antialias,alpha:!0,depth:v.depth,stencil:v.stencil,framebufferScaleFactor:r};p=new XRWebGLLayer(i,e,n),i.updateRenderState({baseLayer:p}),t.setPixelRatio(1),t.setSize(p.framebufferWidth,p.framebufferHeight,!1),M=new Dn(p.framebufferWidth,p.framebufferHeight,{format:Ot,type:Et,colorSpace:t.outputColorSpace,stencilBuffer:v.stencil,resolveDepthBuffer:!1===p.ignoreDepthValues,resolveStencilBuffer:!1===p.ignoreDepthValues})}M.isXRRenderTarget=!0,this.setFoveation(o),l=null,a=yield i.requestReferenceSpace(s),B.setContext(i),B.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}})},this.getEnvironmentBlendMode=function(){if(null!==i)return i.environmentBlendMode},this.getDepthTexture=function(){return g.getDepthTexture()};const D=new dn,I=new dn;function O(t,e){null===e?t.matrixWorld.copy(t.matrix):t.matrixWorld.multiplyMatrices(e.matrixWorld,t.matrix),t.matrixWorldInverse.copy(t.matrixWorld).invert()}this.updateCamera=function(t){if(null===i)return;let e=t.near,n=t.far;null!==g.texture&&(g.depthNear>0&&(e=g.depthNear),g.depthFar>0&&(n=g.depthFar)),R.near=w.near=b.near=e,R.far=w.far=b.far=n,C===R.near&&P===R.far||(i.updateRenderState({depthNear:R.near,depthFar:R.far}),C=R.near,P=R.far),R.layers.mask=6|t.layers.mask,b.layers.mask=-5&R.layers.mask,w.layers.mask=-3&R.layers.mask;const r=t.parent,a=R.cameras;O(R,r);for(let i=0;i<a.length;i++)O(a[i],r);2===a.length?function(t,e,n){D.setFromMatrixPosition(e.matrixWorld),I.setFromMatrixPosition(n.matrixWorld);const i=D.distanceTo(I),r=e.projectionMatrix.elements,a=n.projectionMatrix.elements,s=r[14]/(r[10]-1),o=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],h=(r[8]-1)/r[0],d=(a[8]+1)/a[0],u=s*h,p=s*d,f=i/(-h+d),m=f*-h;if(e.matrixWorld.decompose(t.position,t.quaternion,t.scale),t.translateX(m),t.translateZ(f),t.matrixWorld.compose(t.position,t.quaternion,t.scale),t.matrixWorldInverse.copy(t.matrixWorld).invert(),-1===r[10])t.projectionMatrix.copy(e.projectionMatrix),t.projectionMatrixInverse.copy(e.projectionMatrixInverse);else{const e=s+f,n=o+f,r=u-m,a=p+(i-m),h=l*o/n*e,d=c*o/n*e;t.projectionMatrix.makePerspective(r,a,h,d,e,n),t.projectionMatrixInverse.copy(t.projectionMatrix).invert()}}(R,b,w):R.projectionMatrix.copy(b.projectionMatrix),function(t,e,n){null===n?t.matrix.copy(e.matrixWorld):(t.matrix.copy(n.matrixWorld),t.matrix.invert(),t.matrix.multiply(e.matrixWorld));t.matrix.decompose(t.position,t.quaternion,t.scale),t.updateMatrixWorld(!0),t.projectionMatrix.copy(e.projectionMatrix),t.projectionMatrixInverse.copy(e.projectionMatrixInverse),t.isPerspectiveCamera&&(t.fov=2*tn*Math.atan(1/t.projectionMatrix.elements[5]),t.zoom=1)}(t,R,r)},this.getCamera=function(){return R},this.getFoveation=function(){if(null!==u||null!==p)return o},this.setFoveation=function(t){o=t,null!==u&&(u.fixedFoveation=t),null!==p&&void 0!==p.fixedFoveation&&(p.fixedFoveation=t)},this.hasDepthSensing=function(){return null!==g.texture},this.getDepthSensingMesh=function(){return g.getMesh(R)},this.getCameraTexture=function(t){return _[t]};let F=null;const B=new ps;B.setAnimationLoop(function(e,r){if(h=r.getViewerPose(l||a),f=r,null!==h){const e=h.views;null!==p&&(t.setRenderTargetFramebuffer(M,p.framebuffer),t.setRenderTarget(M));let r=!1;e.length!==R.cameras.length&&(R.cameras.length=0,r=!0);for(let n=0;n<e.length;n++){const i=e[n];let a=null;if(null!==p)a=p.getViewport(i);else{const e=d.getViewSubImage(u,i);a=e.viewport,0===n&&(t.setRenderTargetTextures(M,e.colorTexture,e.depthStencilTexture),t.setRenderTarget(M))}let s=A[n];void 0===s&&(s=new Qa,s.layers.enable(n),s.viewport=new Nn,A[n]=s),s.matrix.fromArray(i.transform.matrix),s.matrix.decompose(s.position,s.quaternion,s.scale),s.projectionMatrix.fromArray(i.projectionMatrix),s.projectionMatrixInverse.copy(s.projectionMatrix).invert(),s.viewport.set(a.x,a.y,a.width,a.height),0===n&&(R.matrix.copy(s.matrix),R.matrix.decompose(R.position,R.quaternion,R.scale)),!0===r&&R.cameras.push(s)}const a=i.enabledFeatures;if(a&&a.includes("depth-sensing")&&"gpu-optimized"==i.depthUsage&&m){d=n.getBinding();const t=d.getDepthInformation(e[0]);t&&t.isValid&&t.texture&&g.init(t,i.renderState)}if(a&&a.includes("camera-access")&&m){t.state.unbindTexture(),d=n.getBinding();for(let t=0;t<e.length;t++){const n=e[t].camera;if(n){let t=_[n];t||(t=new ga,_[n]=t);const e=d.getCameraImage(n);t.sourceTexture=e}}}}for(let t=0;t<S.length;t++){const e=y[t],n=S[t];null!==e&&void 0!==n&&n.update(e,r,l||a)}F&&F(e,r),r.detectedPlanes&&n.dispatchEvent({type:"planesdetected",data:r}),f=null}),this.setAnimationLoop=function(t){F=t},this.dispose=function(){}}}const tc=new Bn,ec=new mn;function nc(t,e){function n(t,e){!0===t.matrixAutoUpdate&&t.updateMatrix(),e.value.copy(t.matrix)}function i(t,i){t.opacity.value=i.opacity,i.color&&t.diffuse.value.copy(i.color),i.emissive&&t.emissive.value.copy(i.emissive).multiplyScalar(i.emissiveIntensity),i.map&&(t.map.value=i.map,n(i.map,t.mapTransform)),i.alphaMap&&(t.alphaMap.value=i.alphaMap,n(i.alphaMap,t.alphaMapTransform)),i.bumpMap&&(t.bumpMap.value=i.bumpMap,n(i.bumpMap,t.bumpMapTransform),t.bumpScale.value=i.bumpScale,1===i.side&&(t.bumpScale.value*=-1)),i.normalMap&&(t.normalMap.value=i.normalMap,n(i.normalMap,t.normalMapTransform),t.normalScale.value.copy(i.normalScale),1===i.side&&t.normalScale.value.negate()),i.displacementMap&&(t.displacementMap.value=i.displacementMap,n(i.displacementMap,t.displacementMapTransform),t.displacementScale.value=i.displacementScale,t.displacementBias.value=i.displacementBias),i.emissiveMap&&(t.emissiveMap.value=i.emissiveMap,n(i.emissiveMap,t.emissiveMapTransform)),i.specularMap&&(t.specularMap.value=i.specularMap,n(i.specularMap,t.specularMapTransform)),i.alphaTest>0&&(t.alphaTest.value=i.alphaTest);const 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At.getClearAlpha()},this.setClearAlpha=function(){At.setClearAlpha(...arguments)},this.clear=function(t=!0,e=!0,n=!0){let i=0;if(t){let t=!1;if(null!==I){const e=I.texture.format;t=g.has(e)}if(t){const t=I.texture.type,e=_.has(t),n=At.getClearColor(),i=At.getClearAlpha(),r=n.r,a=n.g,s=n.b;e?(v[0]=r,v[1]=a,v[2]=s,v[3]=i,kt.clearBufferuiv(kt.COLOR,0,v)):(x[0]=r,x[1]=a,x[2]=s,x[3]=i,kt.clearBufferiv(kt.COLOR,0,x))}else i|=kt.COLOR_BUFFER_BIT}e&&(i|=kt.DEPTH_BUFFER_BIT,this.state.buffers.depth.setMask(!0)),n&&(i|=kt.STENCIL_BUFFER_BIT,this.state.buffers.stencil.setMask(4294967295)),0!==i&&kt.clear(i)},this.clearColor=function(){this.clear(!0,!1,!1)},this.clearDepth=function(){this.clear(!1,!0,!1)},this.clearStencil=function(){this.clear(!1,!1,!0)},this.setNodesHandler=function(t){t.setRenderer(this),C=t},this.dispose=function(){e.removeEventListener("webglcontextlost",qt,!1),e.removeEventListener("webglcontextrestored",Yt,!1),e.removeEventListener("webglcontextcreationerror",Kt,!1),At.dispose(),xt.dispose(),St.dispose(),ht.dispose(),ut.dispose(),gt.dispose(),Ft.dispose(),Bt.dispose(),_t.dispose(),Xt.dispose(),Xt.removeEventListener("sessionstart",Qt),Xt.removeEventListener("sessionend",te),ee.stop()},this.renderBufferDirect=function(t,e,n,i,r,a){null===e&&(e=it);const s=r.isMesh&&r.matrixWorld.determinantAffine()<0,o=function(t,e,n,i,r){!0!==e.isScene&&(e=it);dt.resetTextureUnits();const a=e.fog,s=i.isMeshStandardMaterial||i.isMeshLambertMaterial||i.isMeshPhongMaterial?e.environment:null,o=null===I?A.outputColorSpace:!0===I.isXRRenderTarget?I.texture.colorSpace:Mn.workingColorSpace,l=i.isMeshStandardMaterial||i.isMeshLambertMaterial&&!i.envMap||i.isMeshPhongMaterial&&!i.envMap,c=ut.get(i.envMap||s,l),h=!0===i.vertexColors&&!!n.attributes.color&&4===n.attributes.color.itemSize,d=!!n.attributes.tangent&&(!!i.normalMap||i.anisotropy>0),u=!!n.morphAttributes.position,p=!!n.morphAttributes.normal,f=!!n.morphAttributes.color;let m=0;i.toneMapped&&(null!==I&&!0!==I.isXRRenderTarget||(m=A.toneMapping));const g=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,_=void 0!==g?g.length:0,v=ht.get(i),x=E.state.lights;if(!0===$&&(!0===Q||t!==F)){const e=t===F&&i.id===O;Tt.setState(i,t,e)}let S=!1;i.version===v.__version?v.needsLights&&v.lightsStateVersion!==x.state.version||v.outputColorSpace!==o||r.isBatchedMesh&&!1===v.batching?S=!0:r.isBatchedMesh||!0!==v.batching?r.isBatchedMesh&&!0===v.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===v.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===v.instancing?S=!0:r.isInstancedMesh||!0!==v.instancing?r.isSkinnedMesh&&!1===v.skinning?S=!0:r.isSkinnedMesh||!0!==v.skinning?r.isInstancedMesh&&!0===v.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===v.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===v.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===v.instancingMorph&&null!==r.morphTexture||v.envMap!==c||!0===i.fog&&v.fog!==a?S=!0:void 0===v.numClippingPlanes||v.numClippingPlanes===Tt.numPlanes&&v.numIntersection===Tt.numIntersection?(v.vertexAlphas!==h||v.vertexTangents!==d||v.morphTargets!==u||v.morphNormals!==p||v.morphColors!==f||v.toneMapping!==m||v.morphTargetsCount!==_||!!v.lightProbeGrid!=E.state.lightProbeGridArray.length>0)&&(S=!0):S=!0:S=!0:S=!0:S=!0:(S=!0,v.__version=i.version);let y=v.currentProgram;!0===S&&(y=oe(i,e,r),C&&i.isNodeMaterial&&C.onUpdateProgram(i,y,v));let T=!1,b=!1,w=!1;const R=y.getUniforms(),P=v.uniforms;lt.useProgram(y.program)&&(T=!0,b=!0,w=!0);i.id!==O&&(O=i.id,b=!0);if(v.needsLights){const t=function(t,e){if(0===t.length)return null;if(1===t.length)return null!==t[0].texture?t[0]:null;M.setFromMatrixPosition(e.matrixWorld);for(let n=0,i=t.length;n<i;n++){const e=t[n];if(null!==e.texture&&e.boundingBox.containsPoint(M))return e}return null}(E.state.lightProbeGridArray,r);v.lightProbeGrid!==t&&(v.lightProbeGrid=t,b=!0)}if(T||F!==t){lt.buffers.depth.getReversed()&&!0!==t.reversedDepth&&(t._reversedDepth=!0,t.updateProjectionMatrix()),R.setValue(kt,"projectionMatrix",t.projectionMatrix),R.setValue(kt,"viewMatrix",t.matrixWorldInverse);const e=R.map.cameraPosition;void 0!==e&&e.setValue(kt,et.setFromMatrixPosition(t.matrixWorld)),ot.logarithmicDepthBuffer&&R.setValue(kt,"logDepthBufFC",2/(Math.log(t.far+1)/Math.LN2)),(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial)&&R.setValue(kt,"isOrthographic",!0===t.isOrthographicCamera),F!==t&&(F=t,b=!0,w=!0)}v.needsLights&&(x.state.directionalShadowMap.length>0&&R.setValue(kt,"directionalShadowMap",x.state.directionalShadowMap,dt),x.state.spotShadowMap.length>0&&R.setValue(kt,"spotShadowMap",x.state.spotShadowMap,dt),x.state.pointShadowMap.length>0&&R.setValue(kt,"pointShadowMap",x.state.pointShadowMap,dt));if(r.isSkinnedMesh){R.setOptional(kt,r,"bindMatrix"),R.setOptional(kt,r,"bindMatrixInverse");const t=r.skeleton;t&&(null===t.boneTexture&&t.computeBoneTexture(),R.setValue(kt,"boneTexture",t.boneTexture,dt))}r.isBatchedMesh&&(R.setOptional(kt,r,"batchingTexture"),R.setValue(kt,"batchingTexture",r._matricesTexture,dt),R.setOptional(kt,r,"batchingIdTexture"),R.setValue(kt,"batchingIdTexture",r._indirectTexture,dt),R.setOptional(kt,r,"batchingColorTexture"),null!==r._colorsTexture&&R.setValue(kt,"batchingColorTexture",r._colorsTexture,dt));const L=n.morphAttributes;void 0===L.position&&void 0===L.normal&&void 0===L.color||Ct.update(r,n,y);(b||v.receiveShadow!==r.receiveShadow)&&(v.receiveShadow=r.receiveShadow,R.setValue(kt,"receiveShadow",r.receiveShadow));(i.isMeshStandardMaterial||i.isMeshLambertMaterial||i.isMeshPhongMaterial)&&null===i.envMap&&null!==e.environment&&(P.envMapIntensity.value=e.environmentIntensity);void 0!==P.dfgLUT&&(P.dfgLUT.value=(null===ac&&(ac=new Hr(rc,16,16,Ht,Pt),ac.name="DFG_LUT",ac.minFilter=Mt,ac.magFilter=Mt,ac.wrapS=mt,ac.wrapT=mt,ac.generateMipmaps=!1,ac.needsUpdate=!0),ac));if(b){if(R.setValue(kt,"toneMappingExposure",A.toneMappingExposure),v.needsLights&&(U=w,(N=P).ambientLightColor.needsUpdate=U,N.lightProbe.needsUpdate=U,N.directionalLights.needsUpdate=U,N.directionalLightShadows.needsUpdate=U,N.pointLights.needsUpdate=U,N.pointLightShadows.needsUpdate=U,N.spotLights.needsUpdate=U,N.spotLightShadows.needsUpdate=U,N.rectAreaLights.needsUpdate=U,N.hemisphereLights.needsUpdate=U),a&&!0===i.fog&&vt.refreshFogUniforms(P,a),vt.refreshMaterialUniforms(P,i,j,W,E.state.transmissionRenderTarget[t.id]),v.needsLights&&v.lightProbeGrid){const t=v.lightProbeGrid;P.probesSH.value=t.texture,P.probesMin.value.copy(t.boundingBox.min),P.probesMax.value.copy(t.boundingBox.max),P.probesResolution.value.copy(t.resolution)}nl.upload(kt,le(v),P,dt)}var N,U;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(nl.upload(kt,le(v),P,dt),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&R.setValue(kt,"center",r.center);if(R.setValue(kt,"modelViewMatrix",r.modelViewMatrix),R.setValue(kt,"normalMatrix",r.normalMatrix),R.setValue(kt,"modelMatrix",r.matrixWorld),void 0!==i.uniformsGroups){const t=i.uniformsGroups;for(let e=0,n=t.length;e<n;e++){const n=t[e];Bt.update(n,y),Bt.bind(n,y)}}return y}(t,e,n,i,r);lt.setMaterial(i,s);let l=n.index,c=1;if(!0===i.wireframe){if(l=ft.getWireframeAttribute(n),void 0===l)return;c=2}const h=n.drawRange,d=n.attributes.position;let u=h.start*c,p=(h.start+h.count)*c;null!==a&&(u=Math.max(u,a.start*c),p=Math.min(p,(a.start+a.count)*c)),null!==l?(u=Math.max(u,0),p=Math.min(p,l.count)):null!=d&&(u=Math.max(u,0),p=Math.min(p,d.count));const f=p-u;if(f<0||f===1/0)return;let m;Ft.setup(r,i,o,n,l);let g=Dt;if(null!==l&&(m=pt.get(l),g=It,g.setIndex(m)),r.isMesh)!0===i.wireframe?(lt.setLineWidth(i.wireframeLinewidth*at()),g.setMode(kt.LINES)):g.setMode(kt.TRIANGLES);else if(r.isLine){let t=i.linewidth;void 0===t&&(t=1),lt.setLineWidth(t*at()),r.isLineSegments?g.setMode(kt.LINES):r.isLineLoop?g.setMode(kt.LINE_LOOP):g.setMode(kt.LINE_STRIP)}else r.isPoints?g.setMode(kt.POINTS):r.isSprite&&g.setMode(kt.TRIANGLES);if(r.isBatchedMesh)if(st.get("WEBGL_multi_draw"))g.renderMultiDraw(r._multiDrawStarts,r._multiDrawCounts,r._multiDrawCount);else{const t=r._multiDrawStarts,e=r._multiDrawCounts,n=r._multiDrawCount,a=l?pt.get(l).bytesPerElement:1,s=ht.get(i).currentProgram.getUniforms();for(let i=0;i<n;i++)s.setValue(kt,"_gl_DrawID",i),g.render(t[i]/a,e[i])}else if(r.isInstancedMesh)g.renderInstances(u,f,r.count);else if(n.isInstancedBufferGeometry){const t=void 0!==n._maxInstanceCount?n._maxInstanceCount:1/0,e=Math.min(n.instanceCount,t);g.renderInstances(u,f,e)}else g.render(u,f)},this.compile=function(t,e,n=null){null===n&&(n=t),E=St.get(n),E.init(e),b.push(E),n.traverseVisible(function(t){t.isLight&&t.layers.test(e.layers

12)&&(E.pushLight(t),t.castShadow&&E.pushShadow(t))}),t!==n&&t.traverseVisible(function(t){t.isLight&&t.layers.test(e.layers)&&(E.pushLight(t),t.castShadow&&E.pushShadow(t))}),E.setupLights();const i=new Set;return t.traverse(function(t){if(!(t.isMesh||t.isPoints||t.isLine||t.isSprite))return;const e=t.material;if(e)if(Array.isArray(e))for(let r=0;r<e.length;r++){const a=e[r];Jt(a,n,t),i.add(a)}else Jt(e,n,t),i.add(e)}),E=b.pop(),i},this.compileAsync=function(t,e,n=null){const i=this.compile(t,e,n);return new Promise(e=>{function n(){i.forEach(function(t){ht.get(t).currentProgram.isReady()&&i.delete(t)}),0!==i.size?setTimeout(n,10):e(t)}null!==st.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};let $t=null;function Qt(){ee.stop()}function te(){ee.start()}const ee=new ps;function ne(t,e,n,i){if(!1===t.visible)return;if(t.layers.test(e.layers))if(t.isGroup)n=t.renderOrder;else if(t.isLOD)!0===t.autoUpdate&&t.update(e);else if(t.isLightProbeGrid)E.pushLightProbeGrid(t);else if(t.isLight)E.pushLight(t),t.castShadow&&E.pushShadow(t);else if(t.isSprite){if(!t.frustumCulled||J.intersectsSprite(t)){i&&nt.setFromMatrixPosition(t.matrixWorld).applyMatrix4(tt);const e=gt.update(t),r=t.material;r.visible&&y.push(t,e,r,n,nt.z,null)}}else if((t.isMesh||t.isLine||t.isPoints)&&(!t.frustumCulled||J.intersectsObject(t))){const e=gt.update(t),r=t.material;if(i&&(void 0!==t.boundingSphere?(null===t.boundingSphere&&t.computeBoundingSphere(),nt.copy(t.boundingSphere.center)):(null===e.boundingSphere&&e.computeBoundingSphere(),nt.copy(e.boundingSphere.center)),nt.applyMatrix4(t.matrixWorld).applyMatrix4(tt)),Array.isArray(r)){const i=e.groups;for(let a=0,s=i.length;a<s;a++){const s=i[a],o=r[s.materialIndex];o&&o.visible&&y.push(t,e,o,n,nt.z,s)}}else r.visible&&y.push(t,e,r,n,nt.z,null)}const r=t.children;for(let a=0,s=r.length;a<s;a++)ne(r[a],e,n,i)}function ie(t,e,n,i){const{opaque:r,transmissive:a,transparent:s}=t;E.setupLightsView(n),!0===$&&Tt.setGlobalState(A.clippingPlanes,n),i&&lt.viewport(B.copy(i)),r.length>0&&ae(r,e,n),a.length>0&&ae(a,e,n),s.length>0&&ae(s,e,n),lt.buffers.depth.setTest(!0),lt.buffers.depth.setMask(!0),lt.buffers.color.setMask(!0),lt.setPolygonOffset(!1)}function re(t,e,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;if(void 0===E.state.transmissionRenderTarget[i.id]){const t=st.has("EXT_color_buffer_half_float")||st.has("EXT_color_buffer_float");E.state.transmissionRenderTarget[i.id]=new Dn(1,1,{generateMipmaps:!0,type:t?Pt:Et,minFilter:yt,samples:Math.max(4,ot.samples),stencilBuffer:r,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:Mn.workingColorSpace})}const a=E.state.transmissionRenderTarget[i.id],s=i.viewport||B;a.setSize(s.z*A.transmissionResolutionScale,s.w*A.transmissionResolutionScale);const o=A.getRenderTarget(),l=A.getActiveCubeFace(),c=A.getActiveMipmapLevel();A.setRenderTarget(a),A.getClearColor(V),G=A.getClearAlpha(),G<1&&A.setClearColor(16777215,.5),A.clear(),rt&&At.render(n);const h=A.toneMapping;A.toneMapping=0;const d=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),E.setupLightsView(i),!0===$&&Tt.setGlobalState(A.clippingPlanes,i),ae(t,n,i),dt.updateMultisampleRenderTarget(a),dt.updateRenderTargetMipmap(a),!1===st.has("WEBGL_multisampled_render_to_texture")){let t=!1;for(let r=0,a=e.length;r<a;r++){const a=e[r],{object:s,geometry:o,material:l,group:c}=a;if(2===l.side&&s.layers.test(i.layers)){const e=l.side;l.side=1,l.needsUpdate=!0,se(s,n,i,o,l,c),l.side=e,l.needsUpdate=!0,t=!0}}!0===t&&(dt.updateMultisampleRenderTarget(a),dt.updateRenderTargetMipmap(a))}A.setRenderTarget(o,l,c),A.setClearColor(V,G),void 0!==d&&(i.viewport=d),A.toneMapping=h}function ae(t,e,n){const i=!0===e.isScene?e.overrideMaterial:null;for(let r=0,a=t.length;r<a;r++){const a=t[r],{object:s,geometry:o,group:l}=a;let c=a.material;!0===c.allowOverride&&null!==i&&(c=i),s.layers.test(n.layers)&&se(s,e,n,o,c,l)}}function se(t,e,n,i,r,a){t.onBeforeRender(A,e,n,i,r,a),t.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,t.matrixWorld),t.normalMatrix.getNormalMatrix(t.modelViewMatrix),r.onBeforeRender(A,e,n,i,t,a),!0===r.transparent&&2===r.side&&!1===r.forceSinglePass?(r.side=1,r.needsUpdate=!0,A.renderBufferDirect(n,e,i,r,t,a),r.side=0,r.needsUpdate=!0,A.renderBufferDirect(n,e,i,r,t,a),r.side=2):A.renderBufferDirect(n,e,i,r,t,a),t.onAfterRender(A,e,n,i,r,a)}function oe(t,e,n){!0!==e.isScene&&(e=it);const i=ht.get(t),r=E.state.lights,a=E.state.shadowsArray,s=r.state.ver

12sion,o=_t.getParameters(t,r.state,a,e,n,E.state.lightProbeGridArray),l=_t.getProgramCacheKey(o);let c=i.programs;i.environment=t.isMeshStandardMaterial||t.isMeshLambertMaterial||t.isMeshPhongMaterial?e.environment:null,i.fog=e.fog;const h=t.isMeshStandardMaterial||t.isMeshLambertMaterial&&!t.envMap||t.isMeshPhongMaterial&&!t.envMap;i.envMap=ut.get(t.envMap||i.environment,h),i.envMapRotation=null!==i.environment&&null===t.envMap?e.environmentRotation:t.envMapRotation,void 0===c&&(t.addEventListener("dispose",Zt),c=new Map,i.programs=c);let d=c.get(l);if(void 0!==d){if(i.currentProgram===d&&i.lightsStateVersion===s)return ce(t,o),d}else o.uniforms=_t.getUniforms(t),null!==C&&t.isNodeMaterial&&C.build(t,n,o),t.onBeforeCompile(o,A),d=_t.acquireProgram(o,l),c.set(l,d),i.uniforms=o.uniforms;const u=i.uniforms;return(t.isShaderMaterial||t.isRawShaderMaterial)&&!0!==t.clipping||(u.clippingPlanes=Tt.uniform),ce(t,o),i.needsLights=function(t){return t.isMeshLambertMaterial||t.isMeshToonMaterial||t.isMeshPhongMaterial||t.isMeshStandardMaterial||t.isShadowMaterial||t.isShaderMaterial&&!0===t.lights}(t),i.lightsStateVersion=s,i.needsLights&&(u.ambientLightColor.value=r.state.ambient,u.lightProbe.value=r.state.probe,u.directionalLights.value=r.state.directional,u.directionalLightShadows.value=r.state.directionalShadow,u.spotLights.value=r.state.spot,u.spotLightShadows.value=r.state.spotShadow,u.rectAreaLights.value=r.state.rectArea,u.ltc_1.value=r.state.rectAreaLTC1,u.ltc_2.value=r.state.rectAreaLTC2,u.pointLights.value=r.state.point,u.pointLightShadows.value=r.state.pointShadow,u.hemisphereLights.value=r.state.hemi,u.directionalShadowMatrix.value=r.state.directionalShadowMatrix,u.spotLightMatrix.value=r.state.spotLightMatrix,u.spotLightMap.value=r.state.spotLightMap,u.pointShadowMatrix.value=r.state.pointShadowMatrix),i.lightProbeGrid=E.state.lightProbeGridArray.length>0,i.currentProgram=d,i.uniformsList=null,d}function le(t){if(null===t.uniformsList){const e=t.currentProgram.getUniforms();t.uniformsList=nl.seqWithValue(e.seq,t.uniforms)}return t.uniformsList}function ce(t,e){const n=ht.get(t);n.outputColorSpace=e.outputColorSpace,n.batching=e.batching,n.batchingColor=e.batchingColor,n.instancing=e.instancing,n.instancingColor=e.instancingColor,n.instancingMorph=e.instancingMorph,n.skinning=e.skinning,n.morphTargets=e.morphTargets,n.morphNormals=e.morphNormals,n.morphColors=e.morphColors,n.morphTargetsCount=e.morphTargetsCount,n.numClippingPlanes=e.numClippingPlanes,n.numIntersection=e.numClipIntersection,n.vertexAlphas=e.vertexAlphas,n.vertexTangents=e.vertexTangents,n.toneMapping=e.toneMapping}ee.setAnimationLoop(function(t){$t&&$t(t)}),"undefined"!=typeof self&&ee.setContext(self),this.setAnimationLoop=function(t){$t=t,Xt.setAnimationLoop(t),null===t?ee.stop():ee.start()},Xt.addEventListener("sessionstart",Qt),Xt.addEventListener("sessionend",te),this.render=function(t,e){if(void 0!==e&&!0!==e.isCamera)return void Ye("WebGLRenderer.render: camera is not an instance of THREE.Camera.");if(!0===R)return;null!==C&&C.renderStart(t,e);const n=!0===Xt.enabled&&!0===Xt.isPresenting,i=null!==w&&(null===I||n)&&w.begin(A,I);if(!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),null===e.parent&&!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),!0!==Xt.enabled||!0!==Xt.isPresenting||null!==w&&!1!==w.isCompositing()||(!0===Xt.cameraAutoUpdate&&Xt.updateCamera(e),e=Xt.getCamera()),!0===t.isScene&&t.onBeforeRender(A,t,e,I),E=St.get(t,b.length),E.init(e),E.state.textureUnits=dt.getTextureUnits(),b.push(E),tt.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),J.setFromProjectionMatrix(tt,He,e.reversedDepth),Q=this.localClippingEnabled,$=Tt.init(this.clippingPlanes,Q),y=xt.get(t,T.length),y.init(),T.push(y),!0===Xt.enabled&&!0===Xt.isPresenting){const t=A.xr.getDepthSensingMesh();null!==t&&ne(t,e,-1/0,A.sortObjects)}ne(t,e,0,A.sortObjects),y.finish(),!0===A.sortObjects&&y.sort(X,q,e.reversedDepth),rt=!1===Xt.enabled||!1===Xt.isPresenting||!1===Xt.hasDepthSensing(),rt&&At.addToRenderList(y,t),this.info.render.frame++,!0===this.info.autoReset&&this.info.reset(),!0===$&&Tt.beginShadows();const r=E.state.shadowsArray;bt.render(r,t,e),!0===$&&Tt.endShadows();if(!1===(i&&w.hasRenderPass())){const n=y.opaque,i=y.transmissive;if(E.setupLights(),e.isArrayCamera){const r=e.cameras;if(i.length>0)for(let e=0,a=r.length;e<a;e++){re(n,i,t,r[e])}rt&&At.render(t);for(let e=0,n=r.length;e<n;e++){const n=r[e];ie(y,t,n,n.viewport)}}else i.length>0&&re(n,i,t,e),rt&&At.render(t),ie(y,t,e)}null!==I&&0===D&&(dt.updateMultisampleRenderTarget(I),dt.updateRenderTargetMipmap(I)),i&&w.end(A),!0===t.isScene&&t.onAfterRender(A,t,e),Ft.resetDefaultState(),O=-1,F=null,b.pop(),b.length>0?(E=b[b.length-1],dt.setTextureUnits(E.state.textureUnits),!0===$&&Tt.setGlobalState(A.clippingPlanes,E.state.camera)):E=null,T.pop(),y=T.length>0?T[T.length-1]:null,null!==C&&C.renderEnd()},this.getActiveCubeFace=function(){return U},this.getActiveMipmapLevel=function(){return D},this.getRenderTarget=function(){return I},this.setRenderTargetTextures=function(t,e,n){const i=ht.get(t);i.__autoAllocateDepthBuffer=!1===t.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),ht.get(t.texture).__webglTexture=e,ht.get(t.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(t,e){const n=ht.get(t);n.__webglFramebuffer=e,n.__useDefaultFramebuffer=void 0===e},this.setRenderTarget=function(t,e=0,n=0){I=t,U=e,D=n;let i=null,r=!1,a=!1;if(t){const s=ht.get(t);if(void 0!==s.__useDefaultFramebuffer)return lt.bindFramebuffer(kt.FRAMEBUFFER,s.__webglFramebuffer),B.copy(t.viewport),z.copy(t.scissor),H=t.scissorTest,lt.viewport(B),lt.scissor(z),lt.setScissorTest(H),void(O=-1);if(void 0===s.__webglFramebuffer)dt.setupRenderTarget(t);else if(s.__hasExternalTextures)dt.rebindTextures(t,ht.get(t.texture).__webglTexture,ht.get(t.depthTexture).__webglTexture);else if(t.depthBuffer){const e=t.depthTexture;if(s.__boundDepthTexture!==e){if(null!==e&&ht.has(e)&&(t.width!==e.image.width||t.height!==e.image.height))throw new Error("THREE.WebGLRenderer: Attached DepthTexture is initialized to the incorrect size.");dt.setupDepthRenderbuffer(t)}}const o=t.texture;(o.isData3DTexture||o.isDataArrayTexture||o.isCompressedArrayTexture)&&(a=!0);const l=ht.get(t).__webglFramebuffer;

12t.isWebGLCubeRenderTarget?(i=Array.isArray(l[e])?l[e][n]:l[e],r=!0):i=t.samples>0&&!1===dt.useMultisampledRTT(t)?ht.get(t).__webglMultisampledFramebuffer:Array.isArray(l)?l[n]:l,B.copy(t.viewport),z.copy(t.scissor),H=t.scissorTest}else B.copy(Y).multiplyScalar(j).floor(),z.copy(K).multiplyScalar(j).floor(),H=Z;0!==n&&(i=P);if(lt.bindFramebuffer(kt.FRAMEBUFFER,i)&&lt.drawBuffers(t,i),lt.viewport(B),lt.scissor(z),lt.setScissorTest(H),r){const i=ht.get(t.texture);kt.framebufferTexture2D(kt.FRAMEBUFFER,kt.COLOR_ATTACHMENT0,kt.TEXTURE_CUBE_MAP_POSITIVE_X+e,i.__webglTexture,n)}else if(a){const i=e;for(let e=0;e<t.textures.length;e++){const r=ht.get(t.textures[e]);kt.framebufferTextureLayer(kt.FRAMEBUFFER,kt.COLOR_ATTACHMENT0+e,r.__webglTexture,n,i)}}else if(null!==t&&0!==n){const e=ht.get(t.texture);kt.framebufferTexture2D(kt.FRAMEBUFFER,kt.COLOR_ATTACHMENT0,kt.TEXTURE_2D,e.__webglTexture,n)}O=-1},this.readRenderTargetPixels=function(t,e,n,i,r,a,s,o=0){if(!t||!t.isWebGLRenderTarget)return void Ye("WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=ht.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==s&&(l=l[s]),l){lt.bindFramebuffer(kt.FRAMEBUFFER,l);try{const s=t.textures[o],l=s.format,c=s.type;if(t.textures.length>1&&kt.readBuffer(kt.COLOR_ATTACHMENT0+o),!ot.textureFormatReadable(l))return void Ye("WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!ot.textureTypeReadable(c))return void Ye("WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");e>=0&&e<=t.width-i&&n>=0&&n<=t.height-r&&kt.readPixels(e,n,i,r,Ot.convert(l),Ot.convert(c),a)}finally{const t=null!==I?ht.get(I).__webglFramebuffer:null;lt.bindFramebuffer(kt.FRAMEBUFFER,t)}}},this.readRenderTargetPixelsAsync=function(t,e,n,i,r,a,s,o=0){return c(this,null,function*(){if(!t||!t.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=ht.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==s&&(l=l[s]),l){if(e>=0&&e<=t.width-i&&n>=0&&n<=t.height-r){lt.bindFramebuffer(kt.FRAMEBUFFER,l);const s=t.textures[o],c=s.format,h=s.type;if(t.textures.length>1&&kt.readBuffer(kt.COLOR_ATTACHMENT0+o),!ot.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!ot.textureTypeReadable(h))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const d=kt.createBuffer();kt.bindBuffer(kt.PIXEL_PACK_BUFFER,d),kt.bufferData(kt.PIXEL_PACK_BUFFER,a.byteLength,kt.STREAM_READ),kt.readPixels(e,n,i,r,Ot.convert(c),Ot.convert(h),0);const u=null!==I?ht.get(I).__webglFramebuffer:null;lt.bindFramebuffer(kt.FRAMEBUFFER,u);const p=kt.fenceSync(kt.SYNC_GPU_COMMANDS_COMPLETE,0);return kt.flush(),yield function(t,e,n){return new Promise(function(i,r){setTimeout(function a(){switch(t.clientWaitSync(e,t.SYNC_FLUSH_COMMANDS_BIT,0)){case t.WAIT_FAILED:r();break;case t.TIMEOUT_EXPIRED:setTimeout(a,n);break;default:i()}},n)})}(kt,p,4),kt.bindBuffer(kt.PIXEL_PACK_BUFFER,d),kt.getBufferSubData(kt.PIXEL_PACK_BUFFER,0,a),kt.deleteBuffer(d),kt.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}})},this.copyFramebufferToTexture=function(t,e=null,n=0){const i=Math.pow(2,-n),r=Math.floor(t.image.width*i),a=Math.floor(t.image.height*i),s=null!==e?e.x:0,o=null!==e?e.y:0;dt.setTexture2D(t,0),kt.copyTexSubImage2D(kt.TEXTURE_2D,n,0,0,s,o,r,a),lt.unbindTexture()},this.copyTextureToTexture=function(t,e,n=null,i=null,r=0,a=0){let s,o,l,c,h,d,u,p,f;const m=t.isCompressedTexture?t.mipmaps[a]:t.image;if(null!==n)s=n.max.x-n.min.x,o=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,h=n.min.y,d=n.isBox3?n.min.z:0;else{const e=Math.pow(2,-r);s=Math.floor(m.width*e),o=Math.floor(m.height*e),l=t.isDataArrayTexture?m.depth:t.isData3DTexture?Math.floor(m.depth*e):1,c=0,h=0,d=0}null!==i?(u=i.x,p=i.y,f=i.z):(u=0,p=0,f=0);const g=Ot.convert(e.format),_=Ot.convert(e.type);let v;e.isData3DTexture?(dt.setTexture3D(e,0),v=kt.TEXTURE_3D):e.isDataArrayTexture||e.isCompressedArrayTexture?(dt.setTexture2DArray(e,0),v=kt.TEXTURE_2D_ARRAY):(dt.setTexture2D(e,0),v=kt.TEXTURE_2D),lt.activeTexture(kt.TEXTURE0),lt.pixelStorei(kt.UNPACK_FLIP_Y_WEBGL,e.flipY),lt.pixelStorei(kt.UNPACK_PREMULTIPLY_ALPHA_WEBGL,e.premultiplyAlpha),lt.pixelStorei(kt.UNPACK_ALIGNMENT,e.unpackAlignment);const x=lt.getParameter(kt.UNPACK_ROW_LENGTH),M=lt.getParameter(kt.UNPACK_IMAGE_HEIGHT),S=lt.getParameter(kt.UNPACK_SKIP_PIXELS),y=lt.getParameter(kt.UNPACK_SKIP_ROWS),E=lt.getParameter(kt.UNPACK_SKIP_IMAGES);lt.pixelStorei(kt.UNPACK_ROW_LENGTH,m.width),lt.pixelStorei(kt.UNPACK_IMAGE_HEIGHT,m.height),lt.pixelStorei(kt.UNPACK_SKIP_PIXELS,c),lt.pixelStorei(kt.UNPACK_SKIP_ROWS,h),lt.pixelStorei(kt.UNPACK_SKIP_IMAGES,d);const T=t.isDataArrayTexture||t.isData3DTexture,b=e.isDataArrayTexture||e.isData3DTexture;if(t.isDepthTexture){const n=ht.get(t),i=ht.get(e),m=ht.get(n.__renderTarget),g=ht.get(i.__renderTarget);lt.bindFramebuffer(kt.READ_FRAMEBUFFER,m.__webglFramebuffer),lt.bindFramebuffer(kt.DRAW_FRAMEBUFFER,g.__webglFramebuffer);for(let _=0;_<l;_++)T&&(kt.framebufferTextureLayer(kt.READ_FRAMEBUFFER,kt.COLOR_ATTACHMENT0,ht.get(t).__webglTexture,r,d+_),kt.framebufferTextureLayer(kt.DRAW_FRAMEBUFFER,kt.COLOR_ATTACHMENT0,ht.get(e).__webglTexture,a,f+_)),kt.blitFramebuffer(c,h,s,o,u,p,s,o,kt.DEPTH_BUFFER_BIT,kt.NEAREST);lt.bindFramebuffer(kt.READ_FRAMEBUFFER,null),lt.bindFramebuffer(kt.DRAW_FRAMEBUFFER,null)}else if(0!==r||t.isRenderTargetTexture||ht.has(t)){const n=ht.get(t),i=ht.get(e);lt.bindFramebuffer(kt.READ_FRAMEBUFFER,L),lt.bindFramebuffer(kt.DRAW_FRAMEBUFFER,N);for(let t=0;t<l;t++)T?kt.framebufferTextureLayer(kt.READ_FRAMEBUFFER,kt.COLOR_ATTACHMENT0,n.__webglTexture,r,d+t):kt.framebufferTexture2D(kt.READ_FRAMEBUFFER,kt.COLOR_ATTACHMENT0,kt.TEXTURE_2D,n.__webglTexture,r),b?kt.framebufferTextureLayer(kt.DRAW_FRAMEBUFFER,kt.COLOR_ATTACHMENT0,i.__webglTexture,a,f+t):kt.framebufferTexture2D(kt.DRAW_FRAMEBUFFER,kt.COLOR_ATTACHMENT0,kt.TEXTURE_2D,i.__webglTexture,a),0!==r?kt.blitFramebuffer(c,h,s,o,u,p,s,o,kt.COLOR_BUFFER_BIT,kt.NEAREST):b?kt.copyTexSubImage3D(v,a,u,p,f+t,c,h,s,o):kt.copyTexSubImage2D(v,a,u,p,c,h,s,o);lt.bindFramebuffer(kt.READ_FRAMEBUFFER,null),lt.bindFramebuffer(kt.DRAW_FRAMEBUFFER,null)}else b?t.isDataTexture||t.isData3DTexture?kt.texSubImage3D(v,a,u,p,f,s,o,l,g,_,m.data):e.isCompressedArrayTexture?kt.compressedTexSubImage3D(v,a,u,p,f,s,o,l,g,m.data):kt.texSubImage3D(v,a,u,p,f,s,o,l,g,_,m):t.isDataTexture?kt.texSubImage2D(kt.TEXTURE_2D,a,u,p,s,o,g,_,m.data):t.isCompressedTexture?kt.compressedTexSubImage2D(kt.TEXTURE_2D,a,u,p,m.width,m.height,g,m.data):kt.texSubImage2D(kt.TEXTURE_2D,a,u,p,s,o,g,_,m);lt.pixelStorei(kt.UNPACK_ROW_LENGTH,x),lt.pixelStorei(kt.UNPACK_IMAGE_HEIGHT,M),lt.pixelStorei(kt.UNPACK_SKIP_PIXELS,S),lt.pixelStorei(kt.UNPACK_SKIP_ROWS,y),lt.pixelStorei(kt.UNPACK_SKIP_IMAGES,E),0===a&&e.generateMipmaps&&kt.generateMipmap(v),lt.unbindTexture()},this.initRenderTarget=function(t){void 0===ht.get(t).__webglFramebuffer&&dt.setupRenderTarget(t)},this.initTexture=function(t){t.isCubeTexture?dt.setTextureCube(t,0):t.isData3DTexture?dt.setTexture3D(t,0):t.isDataArrayTexture||t.isCompressedArrayTexture?dt.setTexture2DArray(t,0):dt.setTexture2D(t,0),lt.unbindTexture()},this.resetState=function(){U=0,D=0,I=null,lt.reset(),Ft.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return He}get outputColorSpace(){return this._outputColorSpace}