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yi{constructor(e=Tt.DEFAULT_IMAGE,t=Tt.DEFAULT_MAPPING,n=Hn,r=Hn,s=zt,a=Vn,o=Kt,l=An,c=Tt.DEFAULT_ANISOTROPY,u=Sn){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:Xu++}),this.uuid=ki(),this.name="",this.source=new Fl(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=r,this.magFilter=s,this.minFilter=a,this.anisotropy=c,this.format=o,this.internalFormat=null,this.type=l,this.offset=new Se(0,0),this.repeat=new Se(1,1),this.center=new Se(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new we,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=u,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.pmremVersion=0}get image(){return this.source.data}set image(e=null){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return new this.constructor().copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const n={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==bl)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Gs:e.x=e.x-Math.floor(e.x);break;case Hn:e.x=e.x<0?0:1;break;case Ws:Math.abs(Math.floor(e.x)%2)===1?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x);break}if(e.y<0||e.y>1)switch(this.wrapT){case Gs:e.y=e.y-Math.floor(e.y);break;case Hn:e.y=e.y<0?0:1;break;case Ws:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){e===!0&&this.pmremVersion++}}Tt.DEFAULT_IMAGE=null;Tt.DEFAULT_MAPPING=bl;Tt.DEFAULT_ANISOTROPY=1;class mt{constructor(e=0,t=0,n=0,r=1){mt.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=r}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,r){return this.x=e,this.y=t,this.z=n,this.w=r,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=e.w!==void 0?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,r=this.z,s=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*r+a[12]*s,this.y=a[1]*t+a[5]*n+a[9]*r+a[13]*s,this.z=a[2]*t+a[6]*n+a[10]*r+a[14]*s,this.w=a[3]*t+a[7]*n+a[11]*r+a[15]*s,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,r,s;const l=e.elements,c=l[0],u=l[4],h=l[8],f=l[1],d=l[5],_=l[9],g=l[2],m=l[6],p=l[10];if(Math.abs(u-f)<.01&&Math.abs(h-g)<.01&&Math.abs(_-m)<.01){if(Math.abs(u+f)<.1&&Math.abs(h+g)<.1&&Math.abs(_+m)<.1&&Math.abs(c+d+p-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const M=(c+1)/2,T=(d+1)/2,N=(p+1)/2,w=(u+f)/4,b=(h+g)/4,I=(_+m)/4;return M>T&&M>N?M<.01?(n=0,r=.707106781,s=.707106781):(n=Math.sqrt(M),r=w/n,s=b/n):T>N?T<.01?(n=.707106781,r=0,s=.707106781):(r=Math.sqrt(T),n=w/r,s=I/r):N<.01?(n=.707106781,r=.707106781,s=0):(s=Math.sqrt(N),n=b/s,r=I/s),this.set(n,r,s,t),this}let E=Math.sqrt((m-_)*(m-_)+(h-g)*(h-g)+(f-u)*(f-u));return Math.abs(E)<.001&&(E=1),this.x=(m-_)/E,this.y=(h-g)/E,this.z=(f-u)/E,this.w=Math.acos((c+d+p-1)/2),this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class qu extends yi{constructor(e=1,t=1,n={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new mt(0,0,e,t),this.scissorTest=!1,this.viewport=new mt(0,0,e,t);const r={width:e,height:t,depth:1};n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:zt,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},n);const s=new Tt(r,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace);s.flipY=!1,s.generateMipmaps=n.generateMipmaps,s.internalFormat=n.internalFormat,this.textures=[];const a=n.count;for(let o=0;o<a;o++)this.textures[o]=s.clone(),this.textures[o].isRenderTargetTexture=!0;this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this.depthTexture=n.depthTexture,this.samples=n.samples}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}setSize(e,t,n=1){if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let r=0,s=this.textures.length;r<s;r++)this.textures[r].image.width=e,this.textures[r].image.height=t,this.textures[r].image.depth=n;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return new this.constructor().copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let n=0,r=e.textures.length;n<r;n++)this.textures[n]=e.textures[n].clone(),this.textures[n].isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new Fl(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Gn extends qu{constructor(e=1,t=1,n={}){super(e,t,n),this.isWebGLRenderTarget=!0}}class Ol extends Tt{constructor(e=null,t=1,n=1,r=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:r},this.magFilter=Ut,this.minFilter=Ut,this.wrapR=Hn,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class $u extends Tt{constructor(e=null,t=1,n=1,r=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:r},this.magFilter=Ut,this.minFilter=Ut,this.wrapR=Hn,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Bi{constructor(e=0,t=0,n=0,r=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=n,this._w=r}static slerpFlat(e,t,n,r,s,a,o){let l=n[r+0],c=n[r+1],u=n[r+2],h=n[r+3];const f=s[a+0],d=s[a+1],_=s[a+2],g=s[a+3];if(o===0){e[t+0]=l,e[t+1]=c,e[t+2]=u,e[t+3]=h;return}if(o===1){e[t+0]=f,e[t+1]=d,e[t+2]=_,e[t+3]=g;return}if(h!==g||l!==f||c!==d||u!==_){let m=1-o;const p=l*f+c*d+u*_+h*g,E=p>=0?1:-1,M=1-p*p;if(M>Number.EPSILON){const N=Math.sqrt(M),w=Math.atan2(N,p*E);m=Math.sin(m*w)/N,o=Math.sin(o*w)/N}const T=o*E;if(l=l*m+f*T,c=c*m+d*T,u=u*m+_*T,h=h*m+g*T,m===1-o){const N=1/Math.sqrt(l*l+c*c+u*u+h*h);l*=N,c*=N,u*=N,h*=N}}e[t]=l,e[t+1]=c,e[t+2]=u,e[t+3]=h}static multiplyQuaternionsFlat(e,t,n,r,s,a){const o=n[r],l=n[r+1],c=n[r+2],u=n[r+3],h=s[a],f=s[a+1],d=s[a+2],_=s[a+3];return e[t]=o*_+u*h+l*d-c*f,e[t+1]=l*_+u*f+c*h-o*d,e[t+2]=c*_+u*d+o*f-l*h,e[t+3]=u*_-o*h-l*f-c*d,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,r){return this._x=e,this._y=t,this._z=n,this._w=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t=!0){const n=e._x,r=e._y,s=e._z,a=e._order,o=Math.cos,l=Math.sin,c=o(n/2),u=o(r/2),h=o(s/2),f=l(n/2),d=l(r/2),_=l(s/2);switch(a){case"XYZ":this._x=f*u*h+c*d*_,this._y=c*d*h-f*u*_,this._z=c*u*_+f*d*h,this._w=c*u*h-f*d*_;break;case"YXZ":this._x=f*u*h+c*d*_,this._y=c*d*h-f*u*_,this._z=c*u*_-f*d*h,this._w=c*u*h+f*d*_;break;case"ZXY":this._x=f*u*h-c*d*_,this._y=c*d*h+f*u*_,this._z=c*u*_+f*d*h,this._w=c*u*h-f*d*_;break;case"ZYX":this._x=f*u*h-c*d*_,this._y=c*d*h+f*u*_,this._z=c*u*_-f*d*h,this._w=c*u*h+f*d*_;break;case"YZX":this._x=f*u*h+c*d*_,this._y=c*d*h+f*u*_,this._z=c*u*_-f*d*h,this._w=c*u*h-f*d*_;break;case"XZY":this._x=f*u*h-c*d*_,this._y=c*d*h-f*u*_,this._z=c*u*_+f*d*h,this._w=c*u*h+f*d*_;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return t===!0&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,r=Math.sin(n);return this._x=e.x*r,this._y=e.y*r,this._z=e.z*r,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],r=t[4],s=t[8],a=t[1],o=t[5],l=t[9],c=t[2],u=t[6],h=t[10],f=n+o+h;if(f>0){const d=.5/Math.sqrt(f+1);this._w=.25/d,this._x=(u-l)*d,this._y=(s-c)*d,this._z=(a-r)*d}else if(n>o&&n>h){const d=2*Math.sqrt(1+n-o-h);this._w=(u-l)/d,this._x=.25*d,this._y=(r+a)/d,this._z=(s+c)/d}else if(o>h){const d=2*Math.sqrt(1+o-n-h);this._w=(s-c)/d,this._x=(r+a)/d,this._y=.25*d,this._z=(l+u)/d}else{const d=2*Math.sqrt(1+h-n-o);this._w=(a-r)/d,this._x=(s+c)/d,this._y=(l+u)/d,this._z=.25*d}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(vt(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(n===0)return this;const r=Math.min(1,t/n);return this.slerp(e,r),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return e===0?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,r=e._y,s=e._z,a=e._w,o=t._x,l=t._y,c=t._z,u=t._w;return this._x=n*u+a*o+r*c-s*l,this._y=r*u+a*l+s*o-n*c,this._z=s*u+a*c+n*l-r*o,this._w=a*u-n*o-r*l-s*c,this._onChangeCallback(),this}slerp(e,t){if(t===0)return this;if(t===1)return this.copy(e);const n=this._x,r=this._y,s=this._z,a=this._w;let o=a*e._w+n*e._x+r*e._y+s*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=a,this._x=n,this._y=r,this._z=s,this;const l=1-o*o;if(l<=Number.EPSILON){const d=1-t;return this._w=d*a+t*this._w,this._x=d*n+t*this._x,this._y=d*r+t*this._y,this._z=d*s+t*this._z,this.normalize(),this}const c=Math.sqrt(l),u=Math.atan2(c,o),h=Math.sin((1-t)*u)/c,f=Math.sin(t*u)/c;return this._w=a*h+this._w*f,this._x=n*h+this._x*f,this._y=r*h+this._y*f,this._z=s*h+this._z*f,this._onChangeCallback(),this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),r=Math.sqrt(1-n),s=Math.sqrt(n);return this.set(r*Math.sin(e),r*Math.cos(e),s*Math.sin(t),s*Math.cos(t))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class D{constructor(e=0,t=0,n=0){D.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return n===void 0&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(_o.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(_o.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,r=this.z,s=e.elements;return this.x=s[0]*t+s[3]*n+s[6]*r,this.y=s[1]*t+s[4]*n+s[7]*r,this.z=s[2]*t+s[5]*n+s[8]*r,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,r=this.z,s=e.elements,a=1/(s[3]*t+s[7]*n+s[11]*r+s[15]);return this.x=(s[0]*t+s[4]*n+s[8]*r+s[12])*a,this.y=(s[1]*t+s[5]*n+s[9]*r+s[13])*a,this.z=(s[2]*t+s[6]*n+s[10]*r+s[14])*a,this}applyQuaternion(e){const t=this.x,n=this.y,r=this.z,s=e.x,a=e.y,o=e.z,l=e.w,c=2*(a*r-o*n),u=2*(o*t-s*r),h=2*(s*n-a*t);return this.x=t+l*c+a*h-o*u,this.y=n+l*u+o*c-s*h,this.z=r+l*h+s*u-a*c,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,r=this.z,s=e.elements;return this.x=s[0]*t+s[4]*n+s[8]*r,this.y=s[1]*t+s[5]*n+s[9]*r,this.z=s[2]*t+s[6]*n+s[10]*r,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,r=e.y,s=e.z,a=t.x,o=t.y,l=t.z;return this.x=r*l-s*o,this.y=s*a-n*l,this.z=n*o-r*a,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return ls.copy(this).projectOnVector(e),this.sub(ls)}reflect(e){return this.sub(ls.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(vt(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,r=this.z-e.z;return t*t+n*n+r*r}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const r=Math.sin(t)*e;return this.x=r*Math.sin(n),this.y=Math.cos(t)*e,this.z=r*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),r=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=r,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,t*4)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,t*3)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=Math.random()*Math.PI*2,t=Math.random()*2-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const ls=new D,_o=new Bi;class zi{constructor(e=new D(1/0,1/0,1/0),t=new D(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(It.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(It.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=It.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=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(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){e.updateWorldMatrix(!1,!1);const n=e.geometry;if(n!==void 0){const s=n.getAttribute("position");if(t===!0&&s!==void 0&&e.isInstancedMesh!==!0)for(let a=0,o=s.count;a<o;a++)e.isMesh===!0?e.getVertexPosition(a,It):It.fromBufferAttribute(s,a),It.applyMatrix4(e.matrixWorld),this.expandByPoint(It);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),Ji.copy(e.boundingBox)):(n.boundingBox===null&&n.computeBoundingBox(),Ji.copy(n.boundingBox)),Ji.applyMatrix4(e.matrixWorld),this.union(Ji)}const r=e.children;for(let s=0,a=r.length;s<a;s++)this.expandByObject(r[s],t);return this}containsPoint(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y||e.z<this.min.z||e.z>this.max.z)}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y||e.max.z<this.min.z||e.min.z>this.max.z)}intersectsSphere(e){return this.clampPoint(e.center,It),It.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(Ai),ji.subVectors(this.max,Ai),Kn.subVectors(e.a,Ai),Zn.subVectors(e.b,Ai),Jn.subVectors(e.c,Ai),pn.subVectors(Zn,Kn),mn.subVectors(Jn,Zn),Pn.subVectors(Kn,Jn);let t=[0,-pn.z,pn.y,0,-mn.z,mn.y,0,-Pn.z,Pn.y,pn.z,0,-pn.x,mn.z,0,-mn.x,Pn.z,0,-Pn.x,-pn.y,pn.x,0,-mn.y,mn.x,0,-Pn.y,Pn.x,0];return!cs(t,Kn,Zn,Jn,ji)||(t=[1,0,0,0,1,0,0,0,1],!cs(t,Kn,Zn,Jn,ji))?!1:(Qi.crossVectors(pn,mn),t=[Qi.x,Qi.y,Qi.z],cs(t,Kn,Zn,Jn,ji))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,It).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(It).length()*.5),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()?this:(en[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),en[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),en[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),en[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),en[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),en[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),en[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),en[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(en),this)}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const en=[new D,new D,new D,new D,new D,new D,new D,new D],It=new D,Ji=new zi,Kn=new D,Zn=new D,Jn=new D,pn=new D,mn=new D,Pn=new D,Ai=new D,ji=new D,Qi=new D,Ln=new D;function cs(i,e,t,n,r){for(let s=0,a=i.length-3;s<=a;s+=3){Ln.fromArray(i,s);const o=r.x*Math.abs(Ln.x)+r.y*Math.abs(Ln.y)+r.z*Math.abs(Ln.z),l=e.dot(Ln),c=t.dot(Ln),u=n.dot(Ln);if(Math.max(-Math.max(l,c,u),Math.min(l,c,u))>o)return!1}return!0}const Yu=new zi,bi=new D,us=new D;class na{constructor(e=new D,t=-1){this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;t!==void 0?n.copy(t):Yu.setFromPoints(e).getCenter(n);let r=0;for(let s=0,a=e.length;s<a;s++)r=Math.max(r,n.distanceToSquared(e[s]));return this.radius=Math.sqrt(r),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;bi.subVectors(e,this.center);const t=bi.lengthSq();if(t>this.radius*this.radius){const n=Math.sqrt(t),r=(n-this.radius)*.5;this.center.addScaledVector(bi,r/n),this.radius+=r}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(this.center.equals(e.center)===!0?this.radius=Math.max(this.radius,e.radius):(us.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(bi.copy(e.center).add(us)),this.expandByPoint(bi.copy(e.center).sub(us))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}const tn=new D,hs=new D,er=new D,_n=new D,fs=new D,tr=new D,ds=new D;class Ku{constructor(e=new D,t=new D(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,tn)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=tn.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(tn.copy(this.origin).addScaledVector(this.direction,t),tn.distanceToSquared(e))}distanceSqToSegment(e,t,n,r){hs.copy(e).add(t).multiplyScalar(.5),er.copy(t).sub(e).normalize(),_n.copy(this.origin).sub(hs);const s=e.distanceTo(t)*.5,a=-this.direction.dot(er),o=_n.dot(this.direction),l=-_n.dot(er),c=_n.lengthSq(),u=Math.abs(1-a*a);let h,f,d,_;if(u>0)if(h=a*l-o,f=a*o-l,_=s*u,h>=0)if(f>=-_)if(f<=_){const g=1/u;h*=g,f*=g,d=h*(h+a*f+2*o)+f*(a*h+f+2*l)+c}else f=s,h=Math.max(0,-(a*f+o)),d=-h*h+f*(f+2*l)+c;else f=-s,h=Math.max(0,-(a*f+o)),d=-h*h+f*(f+2*l)+c;else f<=-_?(h=Math.max(0,-(-a*s+o)),f=h>0?-s:Math.min(Math.max(-s,-l),s),d=-h*h+f*(f+2*l)+c):f<=_?(h=0,f=Math.min(Math.max(-s,-l),s),d=f*(f+2*l)+c):(h=Math.max(0,-(a*s+o)),f=h>0?s:Math.min(Math.max(-s,-l),s),d=-h*h+f*(f+2*l)+c);else f=a>0?-s:s,h=Math.max(0,-(a*f+o)),d=-h*h+f*(f+2*l)+c;return n&&n.copy(this.origin).addScaledVector(this.direction,h),r&&r.copy(hs).addScaledVector(er,f),d}intersectSphere(e,t){tn.subVectors(e.center,this.origin);const n=tn.dot(this.direction),r=tn.dot(tn)-n*n,s=e.radius*e.radius;if(r>s)return null;const a=Math.sqrt(s-r),o=n-a,l=n+a;return l<0?null:o<0?this.at(l,t):this.at(o,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(t===0)return e.distanceToPoint(this.origin)===0?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return n===null?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,r,s,a,o,l;const c=1/this.direction.x,u=1/this.direction.y,h=1/this.direction.z,f=this.origin;return c>=0?(n=(e.min.x-f.x)*c,r=(e.max.x-f.x)*c):(n=(e.max.x-f.x)*c,r=(e.min.x-f.x)*c),u>=0?(s=(e.min.y-f.y)*u,a=(e.max.y-f.y)*u):(s=(e.max.y-f.y)*u,a=(e.min.y-f.y)*u),n>a||s>r||((s>n||isNaN(n))&&(n=s),(a<r||isNaN(r))&&(r=a),h>=0?(o=(e.min.z-f.z)*h,l=(e.max.z-f.z)*h):(o=(e.max.z-f.z)*h,l=(e.min.z-f.z)*h),n>l||o>r)||((o>n||n!==n)&&(n=o),(l<r||r!==r)&&(r=l),r<0)?null:this.at(n>=0?n:r,t)}intersectsBox(e){return this.intersectBox(e,tn)!==null}intersectTriangle(e,t,n,r,s){fs.subVectors(t,e),tr.subVectors(n,e),ds.crossVectors(fs,tr);let a=this.direction.dot(ds),o;if(a>0){if(r)return null;o=1}else if(a<0)o=-1,a=-a;else return null;_n.subVectors(this.origin,e);const l=o*this.direction.dot(tr.crossVectors(_n,tr));if(l<0)return null;const c=o*this.direction.dot(fs.cross(_n));if(c<0||l+c>a)return null;const u=-o*_n.dot(ds);return u<0?null:this.at(u/a,s)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}}class ct{constructor(e,t,n,r,s,a,o,l,c,u,h,f,d,_,g,m){ct.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,n,r,s,a,o,l,c,u,h,f,d,_,g,m)}set(e,t,n,r,s,a,o,l,c,u,h,f,d,_,g,m){const p=this.elements;return p[0]=e,p[4]=t,p[8]=n,p[12]=r,p[1]=s,p[5]=a,p[9]=o,p[13]=l,p[2]=c,p[6]=u,p[10]=h,p[14]=f,p[3]=d,p[7]=_,p[11]=g,p[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 ct().fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,n=e.elements,r=1/jn.setFromMatrixColumn(e,0).length(),s=1/jn.setFromMatrixColumn(e,1).length(),a=1/jn.setFromMatrixColumn(e,2).length();return t[0]=n[0]*r,t[1]=n[1]*r,t[2]=n[2]*r,t[3]=0,t[4]=n[4]*s,t[5]=n[5]*s,t[6]=n[6]*s,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,r=e.y,s=e.z,a=Math.cos(n),o=Math.sin(n),l=Math.cos(r),c=Math.sin(r),u=Math.cos(s),h=Math.sin(s);if(e.order==="XYZ"){const f=a*u,d=a*h,_=o*u,g=o*h;t[0]=l*u,t[4]=-l*h,t[8]=c,t[1]=d+_*c,t[5]=f-g*c,t[9]=-o*l,t[2]=g-f*c,t[6]=_+d*c,t[10]=a*l}else if(e.order==="YXZ"){const f=l*u,d=l*h,_=c*u,g=c*h;t[0]=f+g*o,t[4]=_*o-d,t[8]=a*c,t[1]=a*h,t[5]=a*u,t[9]=-o,t[2]=d*o-_,t[6]=g+f*o,t[10]=a*l}else if(e.order==="ZXY"){const f=l*u,d=l*h,_=c*u,g=c*h;t[0]=f-g*o,t[4]=-a*h,t[8]=_+d*o,t[1]=d+_*o,t[5]=a*u,t[9]=g-f*o,t[2]=-a*c,t[6]=o,t[10]=a*l}else if(e.order==="ZYX"){const f=a*u,d=a*h,_=o*u,g=o*h;t[0]=l*u,t[4]=_*c-d,t[8]=f*c+g,t[1]=l*h,t[5]=g*c+f,t[9]=d*c-_,t[2]=-c,t[6]=o*l,t[10]=a*l}else if(e.order==="YZX"){const f=a*l,d=a*c,_=o*l,g=o*c;t[0]=l*u,t[4]=g-f*h,t[8]=_*h+d,t[1]=h,t[5]=a*u,t[9]=-o*u,t[2]=-c*u,t[6]=d*h+_,t[10]=f-g*h}else if(e.order==="XZY"){const f=a*l,d=a*c,_=o*l,g=o*c;t[0]=l*u,t[4]=-h,t[8]=c*u,t[1]=f*h+g,t[5]=a*u,t[9]=d*h-_,t[2]=_*h-d,t[6]=o*u,t[10]=g*h+f}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(Zu,e,Ju)}lookAt(e,t,n){const r=this.elements;return wt.subVectors(e,t),wt.lengthSq()===0&&(wt.z=1),wt.normalize(),gn.crossVectors(n,wt),gn.lengthSq()===0&&(Math.abs(n.z)===1?wt.x+=1e-4:wt.z+=1e-4,wt.normalize(),gn.crossVectors(n,wt)),gn.normalize(),nr.crossVectors(wt,gn),r[0]=gn.x,r[4]=nr.x,r[8]=wt.x,r[1]=gn.y,r[5]=nr.y,r[9]=wt.y,r[2]=gn.z,r[6]=nr.z,r[10]=wt.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,r=t.elements,s=this.elements,a=n[0],o=n[4],l=n[8],c=n[12],u=n[1],h=n[5],f=n[9],d=n[13],_=n[2],g=n[6],m=n[10],p=n[14],E=n[3],M=n[7],T=n[11],N=n[15],w=r[0],b=r[4],I=r[8],y=r[12],x=r[1],P=r[5],H=r[9],B=r[13],$=r[2],q=r[6],W=r[10],K=r[14],z=r[3],ce=r[7],fe=r[11],pe=r[15];return s[0]=a*w+o*x+l*$+c*z,s[4]=a*b+o*P+l*q+c*ce,s[8]=a*I+o*H+l*W+c*fe,s[12]=a*y+o*B+l*K+c*pe,s[1]=u*w+h*x+f*$+d*z,s[5]=u*b+h*P+f*q+d*ce,s[9]=u*I+h*H+f*W+d*fe,s[13]=u*y+h*B+f*K+d*pe,s[2]=_*w+g*x+m*$+p*z,s[6]=_*b+g*P+m*q+p*ce,s[10]=_*I+g*H+m*W+p*fe,s[14]=_*y+g*B+m*K+p*pe,s[3]=E*w+M*x+T*$+N*z,s[7]=E*b+M*P+T*q+N*ce,s[11]=E*I+M*H+T*W+N*fe,s[15]=E*y+M*B+T*K+N*pe,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],r=e[8],s=e[12],a=e[1],o=e[5],l=e[9],c=e[13],u=e[2],h=e[6],f=e[10],d=e[14],_=e[3],g=e[7],m=e[11],p=e[15];return _*(+s*l*h-r*c*h-s*o*f+n*c*f+r*o*d-n*l*d)+g*(+t*l*d-t*c*f+s*a*f-r*a*d+r*c*u-s*l*u)+m*(+t*c*h-t*o*d-s*a*h+n*a*d+s*o*u-n*c*u)+p*(-r*o*u-t*l*h+t*o*f+r*a*h-n*a*f+n*l*u)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const r=this.elements;return e.isVector3?(r[12]=e.x,r[13]=e.y,r[14]=e.z):(r[12]=e,r[13]=t,r[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],r=e[2],s=e[3],a=e[4],o=e[5],l=e[6],c=e[7],u=e[8],h=e[9],f=e[10],d=e[11],_=e[12],g=e[13],m=e[14],p=e[15],E=h*m*c-g*f*c+g*l*d-o*m*d-h*l*p+o*f*p,M=_*f*c-u*m*c-_*l*d+a*m*d+u*l*p-a*f*p,T=u*g*c-_*h*c+_*o*d-a*g*d-u*o*p+a*h*p,N=_*h*l-u*g*l-_*o*f+a*g*f+u*o*m-a*h*m,w=t*E+n*M+r*T+s*N;if(w===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const b=1/w;return e[0]=E*b,e[1]=(g*f*s-h*m*s-g*r*d+n*m*d+h*r*p-n*f*p)*b,e[2]=(o*m*s-g*l*s+g*r*c-n*m*c-o*r*p+n*l*p)*b,e[3]=(h*l*s-o*f*s-h*r*c+n*f*c+o*r*d-n*l*d)*b,e[4]=M*b,e[5]=(u*m*s-_*f*s+_*r*d-t*m*d-u*r*p+t*f*p)*b,e[6]=(_*l*s-a*m*s-_*r*c+t*m*c+a*r*p-t*l*p)*b,e[7]=(a*f*s-u*l*s+u*r*c-t*f*c-a*r*d+t*l*d)*b,e[8]=T*b,e[9]=(_*h*s-u*g*s-_*n*d+t*g*d+u*n*p-t*h*p)*b,e[10]=(a*g*s-_*o*s+_*n*c-t*g*c-a*n*p+t*o*p)*b,e[11]=(u*o*s-a*h*s-u*n*c+t*h*c+a*n*d-t*o*d)*b,e[12]=N*b,e[13]=(u*g*r-_*h*r+_*n*f-t*g*f-u*n*m+t*h*m)*b,e[14]=(_*o*r-a*g*r-_*n*l+t*g*l+a*n*m-t*o*m)*b,e[15]=(a*h*r-u*o*r+u*n*l-t*h*l-a*n*f+t*o*f)*b,this}scale(e){const t=this.elements,n=e.x,r=e.y,s=e.z;return t[0]*=n,t[4]*=r,t[8]*=s,t[1]*=n,t[5]*=r,t[9]*=s,t[2]*=n,t[6]*=r,t[10]*=s,t[3]*=n,t[7]*=r,t[11]*=s,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],r=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,r))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),r=Math.sin(t),s=1-n,a=e.x,o=e.y,l=e.z,c=s*a,u=s*o;return this.set(c*a+n,c*o-r*l,c*l+r*o,0,c*o+r*l,u*o+n,u*l-r*a,0,c*l-r*o,u*l+r*a,s*l*l+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,r,s,a){return this.set(1,n,s,0,e,1,a,0,t,r,1,0,0,0,0,1),this}compose(e,t,n){const r=this.elements,s=t._x,a=t._y,o=t._z,l=t._w,c=s+s,u=a+a,h=o+o,f=s*c,d=s*u,_=s*h,g=a*u,m=a*h,p=o*h,E=l*c,M=l*u,T=l*h,N=n.x,w=n.y,b=n.z;return r[0]=(1-(g+p))*N,r[1]=(d+T)*N,r[2]=(_-M)*N,r[3]=0,r[4]=(d-T)*w,r[5]=(1-(f+p))*w,r[6]=(m+E)*w,r[7]=0,r[8]=(_+M)*b,r[9]=(m-E)*b,r[10]=(1-(f+g))*b,r[11]=0,r[12]=e.x,r[13]=e.y,r[14]=e.z,r[15]=1,this}decompose(e,t,n){const r=this.elements;let s=jn.set(r[0],r[1],r[2]).length();const a=jn.set(r[4],r[5],r[6]).length(),o=jn.set(r[8],r[9],r[10]).length();this.determinant()<0&&(s=-s),e.x=r[12],e.y=r[13],e.z=r[14],Nt.copy(this);const c=1/s,u=1/a,h=1/o;return Nt.elements[0]*=c,Nt.elements[1]*=c,Nt.elements[2]*=c,Nt.elements[4]*=u,Nt.elements[5]*=u,Nt.elements[6]*=u,Nt.elements[8]*=h,Nt.elements[9]*=h,Nt.elements[10]*=h,t.setFromRotationMatrix(Nt),n.x=s,n.y=a,n.z=o,this}makePerspective(e,t,n,r,s,a,o=cn){const l=this.elements,c=2*s/(t-e),u=2*s/(n-r),h=(t+e)/(t-e),f=(n+r)/(n-r);let d,_;if(o===cn)d=-(a+s)/(a-s),_=-2*a*s/(a-s);else if(o===Dr)d=-a/(a-s),_=-a*s/(a-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);return l[0]=c,l[4]=0,l[8]=h,l[12]=0,l[1]=0,l[5]=u,l[9]=f,l[13]=0,l[2]=0,l[6]=0,l[10]=d,l[14]=_,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(e,t,n,r,s,a,o=cn){const l=this.elements,c=1/(t-e),u=1/(n-r),h=1/(a-s),f=(t+e)*c,d=(n+r)*u;let _,g;if(o===cn)_=(a+s)*h,g=-2*h;else if(o===Dr)_=s*h,g=-1*h;else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);return l[0]=2*c,l[4]=0,l[8]=0,l[12]=-f,l[1]=0,l[5]=2*u,l[9]=0,l[13]=-d,l[2]=0,l[6]=0,l[10]=g,l[14]=-_,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let r=0;r<16;r++)if(t[r]!==n[r])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const jn=new D,Nt=new ct,Zu=new D(0,0,0),Ju=new D(1,1,1),gn=new D,nr=new D,wt=new D,go=new ct,vo=new Bi;class un{constructor(e=0,t=0,n=0,r=un.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=r}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,r=this._order){return this._x=e,this._y=t,this._z=n,this._order=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const r=e.elements,s=r[0],a=r[4],o=r[8],l=r[1],c=r[5],u=r[9],h=r[2],f=r[6],d=r[10];switch(t){case"XYZ":this._y=Math.asin(vt(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-u,d),this._z=Math.atan2(-a,s)):(this._x=Math.atan2(f,c),this._z=0);break;case"YXZ":this._x=Math.asin(-vt(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(o,d),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-h,s),this._z=0);break;case"ZXY":this._x=Math.asin(vt(f,-1,1)),Math.abs(f)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-a,c)):(this._y=0,this._z=Math.atan2(l,s));break;case"ZYX":this._y=Math.asin(-vt(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(f,d),this._z=Math.atan2(l,s)):(this._x=0,this._z=Math.atan2(-a,c));break;case"YZX":this._z=Math.asin(vt(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-u,c),this._y=Math.atan2(-h,s)):(this._x=0,this._y=Math.atan2(o,d));break;case"XZY":this._z=Math.asin(-vt(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(f,c),this._y=Math.atan2(o,s)):(this._x=Math.atan2(-u,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,n===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return go.makeRotationFromQuaternion(e),this.setFromRotationMatrix(go,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return vo.setFromEuler(this),this.setFromQuaternion(vo,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],e[3]!==void 0&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}un.DEFAULT_ORDER="XYZ";class kl{constructor(){this.mask=1}set(e){this.mask=(1<<e|0)>>>0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return(this.mask&e.mask)!==0}isEnabled(e){return(this.mask&(1<<e|0))!==0}}let ju=0;const xo=new D,Qn=new Bi,nn=new ct,ir=new D,wi=new D,Qu=new D,eh=new Bi,So=new D(1,0,0),Mo=new D(0,1,0),yo=new D(0,0,1),Eo={type:"added"},th={type:"removed"},ei={type:"childadded",child:null},ps={type:"childremoved",child:null};class At extends yi{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:ju++}),this.uuid=ki(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=At.DEFAULT_UP.clone();const e=new D,t=new un,n=new Bi,r=new D(1,1,1);function s(){n.setFromEuler(t,!1)}function a(){t.setFromQuaternion(n,void 0,!1)}t._onChange(s),n._onChange(a),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:r},modelViewMatrix:{value:new ct},normalMatrix:{value:new we}}),this.matrix=new ct,this.matrixWorld=new ct,this.matrixAutoUpdate=At.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=At.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new kl,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return Qn.setFromAxisAngle(e,t),this.quaternion.multiply(Qn),this}rotateOnWorldAxis(e,t){return Qn.setFromAxisAngle(e,t),this.quaternion.premultiply(Qn),this}rotateX(e){return this.rotateOnAxis(So,e)}rotateY(e){return this.rotateOnAxis(Mo,e)}rotateZ(e){return this.rotateOnAxis(yo,e)}translateOnAxis(e,t){return xo.copy(e).applyQuaternion(this.quaternion),this.position.add(xo.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(So,e)}translateY(e){return this.translateOnAxis(Mo,e)}translateZ(e){return this.translateOnAxis(yo,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(nn.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?ir.copy(e):ir.set(e,t,n);const r=this.parent;this.updateWorldMatrix(!0,!1),wi.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?nn.lookAt(wi,ir,this.up):nn.lookAt(ir,wi,this.up),this.quaternion.setFromRotationMatrix(nn),r&&(nn.extractRotation(r.matrixWorld),Qn.setFromRotationMatrix(nn),this.quaternion.premultiply(Qn.invert()))}add(e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.removeFromParent(),e.parent=this,this.children.push(e),e.dispatchEvent(Eo),ei.child=e,this.dispatchEvent(ei),ei.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let n=0;n<arguments.length;n++)this.remove(arguments[n]);return this}const t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(th),ps.child=e,this.dispatchEvent(ps),ps.child=null),this}removeFromParent(){const e=this.parent;return e!==null&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),nn.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),nn.multiply(e.parent.matrixWorld)),e.applyMatrix4(nn),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(Eo),ei.child=e,this.dispatchEvent(ei),ei.child=null,this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,r=this.children.length;n<r;n++){const a=this.children[n].getObjectByProperty(e,t);if(a!==void 0)return a}}getObjectsByProperty(e,t,n=[]){this[e]===t&&n.push(this);const r=this.children;for(let s=0,a=r.length;s<a;s++)r[s].getObjectsByProperty(e,t,n);return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(wi,e,Qu),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(wi,eh,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,r=t.length;n<r;n++)t[n].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let n=0,r=t.length;n<r;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;t!==null&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,r=t.length;n<r;n++){const s=t[n];(s.matrixWorldAutoUpdate===!0||e===!0)&&s.updateMatrixWorld(e)}}updateWorldMatrix(e,t){const n=this.parent;if(e===!0&&n!==null&&n.matrixWorldAutoUpdate===!0&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),t===!0){const r=this.children;for(let s=0,a=r.length;s<a;s++){const o=r[s];o.matrixWorldAutoUpdate===!0&&o.updateWorldMatrix(!1,!0)}}}toJSON(e){const t=e===void 0||typeof e=="string",n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const r={};r.uuid=this.uuid,r.type=this.type,this.name!==""&&(r.name=this.name),this.castShadow===!0&&(r.castShadow=!0),this.receiveShadow===!0&&(r.receiveShadow=!0),this.visible===!1&&(r.visible=!1),this.frustumCulled===!1&&(r.frustumCulled=!1),this.renderOrder!==0&&(r.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(r.userData=this.userData),r.layers=this.layers.mask,r.matrix=this.matrix.toArray(),r.up=this.up.toArray(),this.matrixAutoUpdate===!1&&(r.matrixAutoUpdate=!1),this.isInstancedMesh&&(r.type="InstancedMesh",r.count=this.count,r.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(r.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(r.type="BatchedMesh",r.perObjectFrustumCulled=this.perObjectFrustumCulled,r.sortObjects=this.sortObjects,r.drawRanges=this._drawRanges,r.reservedRanges=this._reservedRanges,r.visibility=this._visibility,r.active=this._active,r.bounds=this._bounds.map(o=>({boxInitialized:o.boxInitialized,boxMin:o.box.min.toArray(),boxMax:o.box.max.toArray(),sphereInitialized:o.sphereInitialized,sphereRadius:o.sphere.radius,sphereCenter:o.sphere.center.toArray()})),r.maxGeometryCount=this._maxGeometryCount,r.maxVertexCount=this._maxVertexCount,r.maxIndexCount=this._maxIndexCount,r.geometryInitialized=this._geometryInitialized,r.geometryCount=this._geometryCount,r.matricesTexture=this._matricesTexture.toJSON(e),this._colorsTexture!==null&&(r.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(r.boundingSphere={center:r.boundingSphere.center.toArray(),radius:r.boundingSphere.radius}),this.boundingBox!==null&&(r.boundingBox={min:r.boundingBox.min.toArray(),max:r.boundingBox.max.toArray()}));function s(o,l){return o[l.uuid]===void 0&&(o[l.uuid]=l.toJSON(e)),l.uuid}if(this.isScene)this.background&&(this.background.isColor?r.background=this.background.toJSON():this.background.isTexture&&(r.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(r.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){r.geometry=s(e.geometries,this.geometry);const o=this.geometry.parameters;if(o!==void 0&&o.shapes!==void 0){const l=o.shapes;if(Array.isArray(l))for(let c=0,u=l.length;c<u;c++){const h=l[c];s(e.shapes,h)}else s(e.shapes,l)}}if(this.isSkinnedMesh&&(r.bindMode=this.bindMode,r.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(s(e.skeletons,this.skeleton),r.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const o=[];for(let l=0,c=this.material.length;l<c;l++)o.push(s(e.materials,this.material[l]));r.material=o}else r.material=s(e.materials,this.material);if(this.children.length>0){r.children=[];for(let o=0;o<this.children.length;o++)r.children.push(this.children[o].toJSON(e).object)}if(this.animations.length>0){r.animations=[];for(let o=0;o<this.animations.length;o++){const l=this.animations[o];r.animations.push(s(e.animations,l))}}if(t){const o=a(e.geometries),l=a(e.materials),c=a(e.textures),u=a(e.images),h=a(e.shapes),f=a(e.skeletons),d=a(e.animations),_=a(e.nodes);o.length>0&&(n.geometries=o),l.length>0&&(n.materials=l),c.length>0&&(n.textures=c),u.length>0&&(n.images=u),h.length>0&&(n.shapes=h),f.length>0&&(n.skeletons=f),d.length>0&&(n.animations=d),_.length>0&&(n.nodes=_)}return n.object=r,n;function a(o){const l=[];for(const c in o){const u=o[c];delete u.metadata,l.push(u)}return l}}clone(e){return new this.constructor().copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),t===!0)for(let n=0;n<e.children.length;n++){const r=e.children[n];this.add(r.clone())}return this}}At.DEFAULT_UP=new D(0,1,0);At.DEFAULT_MATRIX_AUTO_UPDATE=!0;At.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const Ft=new D,rn=new D,ms=new D,sn=new D,ti=new D,ni=new D,To=new D,_s=new D,gs=new D,vs=new D;class Yt{constructor(e=new D,t=new D,n=new D){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,r){r.subVectors(n,t),Ft.subVectors(e,t),r.cross(Ft);const s=r.lengthSq();return s>0?r.multiplyScalar(1/Math.sqrt(s)):r.set(0,0,0)}static getBarycoord(e,t,n,r,s){Ft.subVectors(r,t),rn.subVectors(n,t),ms.subVectors(e,t);const a=Ft.dot(Ft),o=Ft.dot(rn),l=Ft.dot(ms),c=rn.dot(rn),u=rn.dot(ms),h=a*c-o*o;if(h===0)return s.set(0,0,0),null;const f=1/h,d=(c*l-o*u)*f,_=(a*u-o*l)*f;return s.set(1-d-_,_,d)}static containsPoint(e,t,n,r){return this.getBarycoord(e,t,n,r,sn)===null?!1:sn.x>=0&&sn.y>=0&&sn.x+sn.y<=1}static getInterpolation(e,t,n,r,s,a,o,l){return this.getBarycoord(e,t,n,r,sn)===null?(l.x=0,l.y=0,"z"in l&&(l.z=0),"w"in l&&(l.w=0),null):(l.setScalar(0),l.addScaledVector(s,sn.x),l.addScaledVector(a,sn.y),l.addScaledVector(o,sn.z),l)}static isFrontFacing(e,t,n,r){return Ft.subVectors(n,t),rn.subVectors(e,t),Ft.cross(rn).dot(r)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,r){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[r]),this}setFromAttributeAndIndices(e,t,n,r){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,r),this}clone(){return new this.constructor().copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return Ft.subVectors(this.c,this.b),rn.subVectors(this.a,this.b),Ft.cross(rn).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return Yt.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return Yt.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,n,r,s){return Yt.getInterpolation(e,this.a,this.b,this.c,t,n,r,s)}containsPoint(e){return Yt.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return Yt.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,r=this.b,s=this.c;let a,o;ti.subVectors(r,n),ni.subVectors(s,n),_s.subVectors(e,n);const l=ti.dot(_s),c=ni.dot(_s);if(l<=0&&c<=0)return t.copy(n);gs.subVectors(e,r);const u=ti.dot(gs),h=ni.dot(gs);if(u>=0&&h<=u)return t.copy(r);const f=l*h-u*c;if(f<=0&&l>=0&&u<=0)return a=l/(l-u),t.copy(n).addScaledVector(ti,a);vs.subVectors(e,s);const d=ti.dot(vs),_=ni.dot(vs);if(_>=0&&d<=_)return t.copy(s);const g=d*c-l*_;if(g<=0&&c>=0&&_<=0)return o=c/(c-_),t.copy(n).addScaledVector(ni,o);const m=u*_-d*h;if(m<=0&&h-u>=0&&d-_>=0)return To.subVectors(s,r),o=(h-u)/(h-u+(d-_)),t.copy(r).addScaledVector(To,o);const p=1/(m+g+f);return a=g*p,o=f*p,t.copy(n).addScaledVector(ti,a).addScaledVector(ni,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const Bl={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},vn={h:0,s:0,l:0},rr={h:0,s:0,l:0};function xs(i,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?i+(e-i)*6*t:t<1/2?e:t<2/3?i+(e-i)*6*(2/3-t):i}class Ve{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(t===void 0&&n===void 0){const r=e;r&&r.isColor?this.copy(r):typeof r=="number"?this.setHex(r):typeof r=="string"&&this.setStyle(r)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=Xt){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,We.toWorkingColorSpace(this,t),this}setRGB(e,t,n,r=We.workingColorSpace){return this.r=e,this.g=t,this.b=n,We.toWorkingColorSpace(this,r),this}setHSL(e,t,n,r=We.workingColorSpace){if(e=Bu(e,1),t=vt(t,0,1),n=vt(n,0,1),t===0)this.r=this.g=this.b=n;else{const s=n<=.5?n*(1+t):n+t-n*t,a=2*n-s;this.r=xs(a,s,e+1/3),this.g=xs(a,s,e),this.b=xs(a,s,e-1/3)}return We.toWorkingColorSpace(this,r),this}setStyle(e,t=Xt){function n(s){s!==void 0&&parseFloat(s)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let r;if(r=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const a=r[1],o=r[2];switch(a){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,t);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setRGB(Math.min(100,parseInt(s[1],10))/100,Math.min(100,parseInt(s[2],10))/100,Math.min(100,parseInt(s[3],10))/100,t);break;case"hsl":case"hsla":if(s=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return n(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(r=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=r[1],a=s.length;if(a===3)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,t);if(a===6)return this.setHex(parseInt(s,16),t);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=Xt){const n=Bl[e.toLowerCase()];return n!==void 0?this.setHex(n,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=di(e.r),this.g=di(e.g),this.b=di(e.b),this}copyLinearToSRGB(e){return this.r=as(e.r),this.g=as(e.g),this.b=as(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=Xt){return We.fromWorkingColorSpace(gt.copy(this),e),Math.round(vt(gt.r*255,0,255))*65536+Math.round(vt(gt.g*255,0,255))*256+Math.round(vt(gt.b*255,0,255))}getHexString(e=Xt){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=We.workingColorSpace){We.fromWorkingColorSpace(gt.copy(this),t);const n=gt.r,r=gt.g,s=gt.b,a=Math.max(n,r,s),o=Math.min(n,r,s);let l,c;const u=(o+a)/2;if(o===a)l=0,c=0;else{const h=a-o;switch(c=u<=.5?h/(a+o):h/(2-a-o),a){case n:l=(r-s)/h+(r<s?6:0);break;case r:l=(s-n)/h+2;break;case s:l=(n-r)/h+4;break}l/=6}return e.h=l,e.s=c,e.l=u,e}getRGB(e,t=We.workingColorSpace){return We.fromWorkingColorSpace(gt.copy(this),t),e.r=gt.r,e.g=gt.g,e.b=gt.b,e}getStyle(e=Xt){We.fromWorkingColorSpace(gt.copy(this),e);const t=gt.r,n=gt.g,r=gt.b;return e!==Xt?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${r.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(n*255)},${Math.round(r*255)})`}offsetHSL(e,t,n){return this.getHSL(vn),this.setHSL(vn.h+e,vn.s+t,vn.l+n)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(vn),e.getHSL(rr);const n=rs(vn.h,rr.h,t),r=rs(vn.s,rr.s,t),s=rs(vn.l,rr.l,t);return this.setHSL(n,r,s),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,r=this.b,s=e.elements;return this.r=s[0]*t+s[3]*n+s[6]*r,this.g=s[1]*t+s[4]*n+s[7]*r,this.b=s[2]*t+s[5]*n+s[8]*r,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const gt=new Ve;Ve.NAMES=Bl;let nh=0;class Vr extends yi{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:nh++}),this.uuid=ki(),this.name="",this.type="Material",this.blending=hi,this.side=Tn,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=Bs,this.blendDst=zs,this.blendEquation=Bn,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Ve(0,0,0),this.blendAlpha=0,this.depthFunc=wr,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=co,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=$n,this.stencilZFail=$n,this.stencilZPass=$n,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBuild(){}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const n=e[t];if(n===void 0){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const r=this[t];if(r===void 0){console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`);continue}r&&r.isColor?r.set(n):r&&r.isVector3&&n&&n.isVector3?r.copy(n):this[t]=n}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};n.uuid=this.uuid,n.type=this.type,this.name!==""&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),this.roughness!==void 0&&(n.roughness=this.roughness),this.metalness!==void 0&&(n.metalness=this.metalness),this.sheen!==void 0&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity!==void 0&&this.emissiveIntensity!==1&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(n.shininess=this.shininess),this.clearcoat!==void 0&&(n.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.dispersion!==void 0&&(n.dispersion=this.dispersion),this.iridescence!==void 0&&(n.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(n.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(n.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(n.combine=this.combine)),this.envMapRotation!==void 0&&(n.envMapRotation=this.envMapRotation.toArray()),this.envMapIntensity!==void 0&&(n.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(n.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(n.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(n.size=this.size),this.shadowSide!==null&&(n.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==hi&&(n.blending=this.blending),this.side!==Tn&&(n.side=this.side),this.vertexColors===!0&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),this.transparent===!0&&(n.transparent=!0),this.blendSrc!==Bs&&(n.blendSrc=this.blendSrc),this.blendDst!==zs&&(n.blendDst=this.blendDst),this.blendEquation!==Bn&&(n.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(n.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(n.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==wr&&(n.depthFunc=this.depthFunc),this.depthTest===!1&&(n.depthTest=this.depthTest),this.depthWrite===!1&&(n.depthWrite=this.depthWrite),this.colorWrite===!1&&(n.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==co&&(n.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(n.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==$n&&(n.stencilFail=this.stencilFail),this.stencilZFail!==$n&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==$n&&(n.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(n.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(n.rotation=this.rotation),this.polygonOffset===!0&&(n.polygonOffset=!0),this.polygonOffsetFactor!==0&&(n.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(n.linewidth=this.linewidth),this.dashSize!==void 0&&(n.dashSize=this.dashSize),this.gapSize!==void 0&&(n.gapSize=this.gapSize),this.scale!==void 0&&(n.scale=this.scale),this.dithering===!0&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),this.alphaHash===!0&&(n.alphaHash=!0),this.alphaToCoverage===!0&&(n.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(n.premultipliedAlpha=!0),this.forceSinglePass===!0&&(n.forceSinglePass=!0),this.wireframe===!0&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(n.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(n.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(n.flatShading=!0),this.visible===!1&&(n.visible=!1),this.toneMapped===!1&&(n.toneMapped=!1),this.fog===!1&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData);function r(s){const a=[];for(const o in s){const l=s[o];delete l.metadata,a.push(l)}return a}if(t){const s=r(e.textures),a=r(e.images);s.length>0&&(n.textures=s),a.length>0&&(n.images=a)}return n}clone(){return new this.constructor().copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(t!==null){const r=t.length;n=new Array(r);for(let s=0;s!==r;++s)n[s]=t[s].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){e===!0&&this.version++}}class zl extends Vr{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Ve(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 un,this.combine=Al,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}const ot=new D,sr=new Se;class Vt{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=e!==void 0?e.length/t:0,this.normalized=n,this.usage=uo,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.gpuType=Mn,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}get updateRange(){return Nl("THREE.BufferAttribute: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let r=0,s=this.itemSize;r<s;r++)this.array[e+r]=t.array[n+r];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,n=this.count;t<n;t++)sr.fromBufferAttribute(this,t),sr.applyMatrix3(e),this.setXY(t,sr.x,sr.y);else if(this.itemSize===3)for(let t=0,n=this.count;t<n;t++)ot.fromBufferAttribute(this,t),ot.applyMatrix3(e),this.setXYZ(t,ot.x,ot.y,ot.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)ot.fromBufferAttribute(this,t),ot.applyMatrix4(e),this.setXYZ(t,ot.x,ot.y,ot.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)ot.fromBufferAttribute(this,t),ot.applyNormalMatrix(e),this.setXYZ(t,ot.x,ot.y,ot.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)ot.fromBufferAttribute(this,t),ot.transformDirection(e),this.setXYZ(t,ot.x,ot.y,ot.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let n=this.array[e*this.itemSize+t];return this.normalized&&(n=Ti(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=Mt(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=Ti(t,this.array)),t}setX(e,t){return this.normalized&&(t=Mt(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=Ti(t,this.array)),t}setY(e,t){return this.normalized&&(t=Mt(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=Ti(t,this.array)),t}setZ(e,t){return this.normalized&&(t=Mt(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=Ti(t,this.array)),t}setW(e,t){return this.normalized&&(t=Mt(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=Mt(t,this.array),n=Mt(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,r){return e*=this.itemSize,this.normalized&&(t=Mt(t,this.array),n=Mt(n,this.array),r=Mt(r,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this}setXYZW(e,t,n,r,s){return e*=this.itemSize,this.normalized&&(t=Mt(t,this.array),n=Mt(n,this.array),r=Mt(r,this.array),s=Mt(s,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this.array[e+3]=s,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return this.name!==""&&(e.name=this.name),this.usage!==uo&&(e.usage=this.usage),e}}class Hl extends Vt{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class Vl extends Vt{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class jt extends Vt{constructor(e,t,n){super(new Float32Array(e),t,n)}}let ih=0;const Lt=new ct,Ss=new At,ii=new D,Rt=new zi,Ri=new zi,pt=new D;class wn extends yi{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:ih++}),this.uuid=ki(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(Il(e)?Vl:Hl)(e,1):this.index=e,this}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return this.attributes[e]!==void 0}addGroup(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;t!==void 0&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(n!==void 0){const s=new we().getNormalMatrix(e);n.applyNormalMatrix(s),n.needsUpdate=!0}const r=this.attributes.tangent;return r!==void 0&&(r.transformDirection(e),r.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return Lt.makeRotationFromQuaternion(e),this.applyMatrix4(Lt),this}rotateX(e){return Lt.makeRotationX(e),this.applyMatrix4(Lt),this}rotateY(e){return Lt.makeRotationY(e),this.applyMatrix4(Lt),this}rotateZ(e){return Lt.makeRotationZ(e),this.applyMatrix4(Lt),this}translate(e,t,n){return Lt.makeTranslation(e,t,n),this.applyMatrix4(Lt),this}scale(e,t,n){return Lt.makeScale(e,t,n),this.applyMatrix4(Lt),this}lookAt(e){return Ss.lookAt(e),Ss.updateMatrix(),this.applyMatrix4(Ss.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(ii).negate(),this.translate(ii.x,ii.y,ii.z),this}setFromPoints(e){const t=[];for(let n=0,r=e.length;n<r;n++){const s=e[n];t.push(s.x,s.y,s.z||0)}return this.setAttribute("position",new jt(t,3)),this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new zi);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new D(-1/0,-1/0,-1/0),new D(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,r=t.length;n<r;n++){const s=t[n];Rt.setFromBufferAttribute(s),this.morphTargetsRelative?(pt.addVectors(this.boundingBox.min,Rt.min),this.boundingBox.expandByPoint(pt),pt.addVectors(this.boundingBox.max,Rt.max),this.boundingBox.expandByPoint(pt)):(this.boundingBox.expandByPoint(Rt.min),this.boundingBox.expandByPoint(Rt.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){this.boundingSphere===null&&(this.boundingSphere=new na);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new D,1/0);return}if(e){const n=this.boundingSphere.center;if(Rt.setFromBufferAttribute(e),t)for(let s=0,a=t.length;s<a;s++){const o=t[s];Ri.setFromBufferAttribute(o),this.morphTargetsRelative?(pt.addVectors(Rt.min,Ri.min),Rt.expandByPoint(pt),pt.addVectors(Rt.max,Ri.max),Rt.expandByPoint(pt)):(Rt.expandByPoint(Ri.min),Rt.expandByPoint(Ri.max))}Rt.getCenter(n);let r=0;for(let s=0,a=e.count;s<a;s++)pt.fromBufferAttribute(e,s),r=Math.max(r,n.distanceToSquared(pt));if(t)for(let s=0,a=t.length;s<a;s++){const o=t[s],l=this.morphTargetsRelative;for(let c=0,u=o.count;c<u;c++)pt.fromBufferAttribute(o,c),l&&(ii.fromBufferAttribute(e,c),pt.add(ii)),r=Math.max(r,n.distanceToSquared(pt))}this.boundingSphere.radius=Math.sqrt(r),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const e=this.index,t=this.attributes;if(e===null||t.position===void 0||t.normal===void 0||t.uv===void 0){console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}const n=t.position,r=t.normal,s=t.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new Vt(new Float32Array(4*n.count),4));const a=this.getAttribute("tangent"),o=[],l=[];for(let I=0;I<n.count;I++)o[I]=new D,l[I]=new D;const c=new D,u=new D,h=new D,f=new Se,d=new Se,_=new Se,g=new D,m=new D;function p(I,y,x){c.fromBufferAttribute(n,I),u.fromBufferAttribute(n,y),h.fromBufferAttribute(n,x),f.fromBufferAttribute(s,I),d.fromBufferAttribute(s,y),_.fromBufferAttribute(s,x),u.sub(c),h.sub(c),d.sub(f),_.sub(f);const P=1/(d.x*_.y-_.x*d.y);isFinite(P)&&(g.copy(u).multiplyScalar(_.y).addScaledVector(h,-d.y).multiplyScalar(P),m.copy(h).multiplyScalar(d.x).addScaledVector(u,-_.x).multiplyScalar(P),o[I].add(g),o[y].add(g),o[x].add(g),l[I].add(m),l[y].add(m),l[x].add(m))}let E=this.groups;E.length===0&&(E=[{start:0,count:e.count}]);for(let I=0,y=E.length;I<y;++I){const x=E[I],P=x.start,H=x.count;for(let B=P,$=P+H;B<$;B+=3)p(e.getX(B+0),e.getX(B+1),e.getX(B+2))}const M=new D,T=new D,N=new D,w=new D;function b(I){N.fromBufferAttribute(r,I),w.copy(N);const y=o[I];M.copy(y),M.sub(N.multiplyScalar(N.dot(y))).normalize(),T.crossVectors(w,y);const P=T.dot(l[I])<0?-1:1;a.setXYZW(I,M.x,M.y,M.z,P)}for(let I=0,y=E.length;I<y;++I){const x=E[I],P=x.start,H=x.count;for(let B=P,$=P+H;B<$;B+=3)b(e.getX(B+0)),b(e.getX(B+1)),b(e.getX(B+2))}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(t!==void 0){let n=this.getAttribute("normal");if(n===void 0)n=new Vt(new Float32Array(t.count*3),3),this.setAttribute("normal",n);else for(let f=0,d=n.count;f<d;f++)n.setXYZ(f,0,0,0);const r=new D,s=new D,a=new D,o=new D,l=new D,c=new D,u=new D,h=new D;if(e)for(let f=0,d=e.count;f<d;f+=3){const _=e.getX(f+0),g=e.getX(f+1),m=e.getX(f+2);r.fromBufferAttribute(t,_),s.fromBufferAttribute(t,g),a.fromBufferAttribute(t,m),u.subVectors(a,s),h.subVectors(r,s),u.cross(h),o.fromBufferAttribute(n,_),l.fromBufferAttribute(n,g),c.fromBufferAttribute(n,m),o.add(u),l.add(u),c.add(u),n.setXYZ(_,o.x,o.y,o.z),n.setXYZ(g,l.x,l.y,l.z),n.setXYZ(m,c.x,c.y,c.z)}else for(let f=0,d=t.count;f<d;f+=3)r.fromBufferAttribute(t,f+0),s.fromBufferAttribute(t,f+1),a.fromBufferAttribute(t,f+2),u.subVectors(a,s),h.subVectors(r,s),u.cross(h),n.setXYZ(f+0,u.x,u.y,u.z),n.setXYZ(f+1,u.x,u.y,u.z),n.setXYZ(f+2,u.x,u.y,u.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)pt.fromBufferAttribute(e,t),pt.normalize(),e.setXYZ(t,pt.x,pt.y,pt.z)}toNonIndexed(){function e(o,l){const c=o.array,u=o.itemSize,h=o.normalized,f=new c.constructor(l.length*u);let d=0,_=0;for(let g=0,m=l.length;g<m;g++){o.isInterleavedBufferAttribute?d=l[g]*o.data.stride+o.offset:d=l[g]*u;for(let p=0;p<u;p++)f[_++]=c[d++]}return new Vt(f,u,h)}if(this.index===null)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new wn,n=this.index.array,r=this.attributes;for(const o in r){const l=r[o],c=e(l,n);t.setAttribute(o,c)}const s=this.morphAttributes;for(const o in s){const l=[],c=s[o];for(let u=0,h=c.length;u<h;u++){const f=c[u],d=e(f,n);l.push(d)}t.morphAttributes[o]=l}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let o=0,l=a.length;o<l;o++){const c=a[o];t.addGroup(c.start,c.count,c.materialIndex)}return t}toJSON(){const e={metadata:{version:4.6,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,this.name!==""&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),this.parameters!==void 0){const l=this.parameters;for(const c in l)l[c]!==void 0&&(e[c]=l[c]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const l in n){const c=n[l];e.data.attributes[l]=c.toJSON(e.data)}const r={};let s=!1;for(const l in this.morphAttributes){const c=this.morphAttributes[l],u=[];for(let h=0,f=c.length;h<f;h++){const d=c[h];u.push(d.toJSON(e.data))}u.length>0&&(r[l]=u,s=!0)}s&&(e.data.morphAttributes=r,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const o=this.boundingSphere;return o!==null&&(e.data.boundingSphere={center:o.center.toArray(),radius:o.radius}),e}clone(){return new this.constructor().copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;n!==null&&this.setIndex(n.clone(t));const r=e.attributes;for(const c in r){const u=r[c];this.setAttribute(c,u.clone(t))}const s=e.morphAttributes;for(const c in s){const u=[],h=s[c];for(let f=0,d=h.length;f<d;f++)u.push(h[f].clone(t));this.morphAttributes[c]=u}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let c=0,u=a.length;c<u;c++){const h=a[c];this.addGroup(h.start,h.count,h.materialIndex)}const o=e.boundingBox;o!==null&&(this.boundingBox=o.clone());const l=e.boundingSphere;return l!==null&&(this.boundingSphere=l.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Ao=new ct,Dn=new Ku,ar=new na,bo=new D,ri=new D,si=new D,ai=new D,Ms=new D,or=new D,lr=new Se,cr=new Se,ur=new Se,wo=new D,Ro=new D,Co=new D,hr=new D,fr=new D;class Ht extends At{constructor(e=new wn,t=new zl){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),e.morphTargetInfluences!==void 0&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),e.morphTargetDictionary!==void 0&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,n=Object.keys(t);if(n.length>0){const r=t[n[0]];if(r!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=r.length;s<a;s++){const o=r[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[o]=s}}}}getVertexPosition(e,t){const n=this.geometry,r=n.attributes.position,s=n.morphAttributes.position,a=n.morphTargetsRelative;t.fromBufferAttribute(r,e);const o=this.morphTargetInfluences;if(s&&o){or.set(0,0,0);for(let l=0,c=s.length;l<c;l++){const u=o[l],h=s[l];u!==0&&(Ms.fromBufferAttribute(h,e),a?or.addScaledVector(Ms,u):or.addScaledVector(Ms.sub(t),u))}t.add(or)}return t}raycast(e,t){const n=this.geometry,r=this.material,s=this.matrixWorld;r!==void 0&&(n.boundingSphere===null&&n.computeBoundingSphere(),ar.copy(n.boundingSphere),ar.applyMatrix4(s),Dn.copy(e.ray).recast(e.near),!(ar.containsPoint(Dn.origin)===!1&&(Dn.intersectSphere(ar,bo)===null||Dn.origin.distanceToSquared(bo)>(e.far-e.near)**2))&&(Ao.copy(s).invert(),Dn.copy(e.ray).applyMatrix4(Ao),!(n.boundingBox!==null&&Dn.intersectsBox(n.boundingBox)===!1)&&this._computeIntersections(e,t,Dn)))}_computeIntersections(e,t,n){let r;const s=this.geometry,a=this.material,o=s.index,l=s.attributes.position,c=s.attributes.uv,u=s.attributes.uv1,h=s.attributes.normal,f=s.groups,d=s.drawRange;if(o!==null)if(Array.isArray(a))for(let _=0,g=f.length;_<g;_++){const m=f[_],p=a[m.materialIndex],E=Math.max(m.start,d.start),M=Math.min(o.count,Math.min(m.start+m.count,d.start+d.count));for(let T=E,N=M;T<N;T+=3){const w=o.getX(T),b=o.getX(T+1),I=o.getX(T+2);r=dr(this,p,e,n,c,u,h,w,b,I),r&&(r.faceIndex=Math.floor(T/3),r.face.materialIndex=m.materialIndex,t.push(r))}}else{const _=Math.max(0,d.start),g=Math.min(o.count,d.start+d.count);for(let m=_,p=g;m<p;m+=3){const E=o.getX(m),M=o.getX(m+1),T=o.getX(m+2);r=dr(this,a,e,n,c,u,h,E,M,T),r&&(r.faceIndex=Math.floor(m/3),t.push(r))}}else if(l!==void 0)if(Array.isArray(a))for(let _=0,g=f.length;_<g;_++){const m=f[_],p=a[m.materialIndex],E=Math.max(m.start,d.start),M=Math.min(l.count,Math.min(m.start+m.count,d.start+d.count));for(let T=E,N=M;T<N;T+=3){const w=T,b=T+1,I=T+2;r=dr(this,p,e,n,c,u,h,w,b,I),r&&(r.faceIndex=Math.floor(T/3),r.face.materialIndex=m.materialIndex,t.push(r))}}else{const _=Math.max(0,d.start),g=Math.min(l.count,d.start+d.count);for(let m=_,p=g;m<p;m+=3){const E=m,M=m+1,T=m+2;r=dr(this,a,e,n,c,u,h,E,M,T),r&&(r.faceIndex=Math.floor(m/3),t.push(r))}}}}function rh(i,e,t,n,r,s,a,o){let l;if(e.side===Et?l=n.intersectTriangle(a,s,r,!0,o):l=n.intersectTriangle(r,s,a,e.side===Tn,o),l===null)return null;fr.copy(o),fr.applyMatrix4(i.matrixWorld);const c=t.ray.origin.distanceTo(fr);return c<t.near||c>t.far?null:{distance:c,point:fr.clone(),object:i}}function dr(i,e,t,n,r,s,a,o,l,c){i.getVertexPosition(o,ri),i.getVertexPosition(l,si),i.getVertexPosition(c,ai);const u=rh(i,e,t,n,ri,si,ai,hr);if(u){r&&(lr.fromBufferAttribute(r,o),cr.fromBufferAttribute(r,l),ur.fromBufferAttribute(r,c),u.uv=Yt.getInterpolation(hr,ri,si,ai,lr,cr,ur,new Se)),s&&(lr.fromBufferAttribute(s,o),cr.fromBufferAttribute(s,l),ur.fromBufferAttribute(s,c),u.uv1=Yt.getInterpolation(hr,ri,si,ai,lr,cr,ur,new Se)),a&&(wo.fromBufferAttribute(a,o),Ro.fromBufferAttribute(a,l),Co.fromBufferAttribute(a,c),u.normal=Yt.getInterpolation(hr,ri,si,ai,wo,Ro,Co,new D),u.normal.dot(n.direction)>0&&u.normal.multiplyScalar(-1));const h={a:o,b:l,c,normal:new D,materialIndex:0};Yt.getNormal(ri,si,ai,h.normal),u.face=h}return u}class Hi extends wn{constructor(e=1,t=1,n=1,r=1,s=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:r,heightSegments:s,depthSegments:a};const o=this;r=Math.floor(r),s=Math.floor(s),a=Math.floor(a);const l=[],c=[],u=[],h=[];let f=0,d=0;_("z","y","x",-1,-1,n,t,e,a,s,0),_("z","y","x",1,-1,n,t,-e,a,s,1),_("x","z","y",1,1,e,n,t,r,a,2),_("x","z","y",1,-1,e,n,-t,r,a,3),_("x","y","z",1,-1,e,t,n,r,s,4),_("x","y","z",-1,-1,e,t,-n,r,s,5),this.setIndex(l),this.setAttribute("position",new jt(c,3)),this.setAttribute("normal",new jt(u,3)),this.setAttribute("uv",new jt(h,2));function _(g,m,p,E,M,T,N,w,b,I,y){const x=T/b,P=N/I,H=T/2,B=N/2,$=w/2,q=b+1,W=I+1;let K=0,z=0;const ce=new D;for(let fe=0;fe<W;fe++){const pe=fe*P-B;for(let Fe=0;Fe<q;Fe++){const qe=Fe*x-H;ce[g]=qe*E,ce[m]=pe*M,ce[p]=$,c.push(ce.x,ce.y,ce.z),ce[g]=0,ce[m]=0,ce[p]=w>0?1:-1,u.push(ce.x,ce.y,ce.z),h.push(Fe/b),h.push(1-fe/I),K+=1}}for(let fe=0;fe<I;fe++)for(let pe=0;pe<b;pe++){const Fe=f+pe+q*fe,qe=f+pe+q*(fe+1),G=f+(pe+1)+q*(fe+1),j=f+(pe+1)+q*fe;l.push(Fe,qe,j),l.push(qe,G,j),z+=6}o.addGroup(d,z,y),d+=z,f+=K}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Hi(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function Si(i){const e={};for(const t in i){e[t]={};for(const n in i[t]){const r=i[t][n];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?r.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][n]=null):e[t][n]=r.clone():Array.isArray(r)?e[t][n]=r.slice():e[t][n]=r}}return e}function St(i){const e={};for(let t=0;t<i.length;t++){const n=Si(i[t]);for(const r in n)e[r]=n[r]}return e}function sh(i){const e=[];for(let t=0;t<i.length;t++)e.push(i[t].clone());return e}function Gl(i){const e=i.getRenderTarget();return e===null?i.outputColorSpace:e.isXRRenderTarget===!0?e.texture.colorSpace:We.workingColorSpace}const ah={clone:Si,merge:St};var oh=`void main() {
	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
}`,lh=`void main() {
	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
}`;class hn extends Vr{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=oh,this.fragmentShader=lh,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,e!==void 0&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=Si(e.uniforms),this.uniformsGroups=sh(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const r in this.uniforms){const a=this.uniforms[r].value;a&&a.isTexture?t.uniforms[r]={type:"t",value:a.toJSON(e).uuid}:a&&a.isColor?t.uniforms[r]={type:"c",value:a.getHex()}:a&&a.isVector2?t.uniforms[r]={type:"v2",value:a.toArray()}:a&&a.isVector3?t.uniforms[r]={type:"v3",value:a.toArray()}:a&&a.isVector4?t.uniforms[r]={type:"v4",value:a.toArray()}:a&&a.isMatrix3?t.uniforms[r]={type:"m3",value:a.toArray()}:a&&a.isMatrix4?t.uniforms[r]={type:"m4",value:a.toArray()}:t.uniforms[r]={value:a}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const n={};for(const r in this.extensions)this.extensions[r]===!0&&(n[r]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class Wl extends At{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new ct,this.projectionMatrix=new ct,this.projectionMatrixInverse=new ct,this.coordinateSystem=cn}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}}const xn=new D,Po=new Se,Lo=new Se;class Ot extends Wl{constructor(e=50,t=1,n=.1,r=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=r,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=e.view===null?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=Xs*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(is*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return Xs*2*Math.atan(Math.tan(is*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,n){xn.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(xn.x,xn.y).multiplyScalar(-e/xn.z),xn.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(xn.x,xn.y).multiplyScalar(-e/xn.z)}getViewSize(e,t){return this.getViewBounds(e,Po,Lo),t.subVectors(Lo,Po)}setViewOffset(e,t,n,r,s,a){this.aspect=e/t,this.view===null&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=r,this.view.width=s,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(is*.5*this.fov)/this.zoom,n=2*t,r=this.aspect*n,s=-.5*r;const a=this.view;if(this.view!==null&&this.view.enabled){const l=a.fullWidth,c=a.fullHeight;s+=a.offsetX*r/l,t-=a.offsetY*n/c,r*=a.width/l,n*=a.height/c}const o=this.filmOffset;o!==0&&(s+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+r,t,t-n,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const oi=-90,li=1;class ch extends At{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const r=new Ot(oi,li,e,t);r.layers=this.layers,this.add(r);const s=new Ot(oi,li,e,t);s.layers=this.layers,this.add(s);const a=new Ot(oi,li,e,t);a.layers=this.layers,this.add(a);const o=new Ot(oi,li,e,t);o.layers=this.layers,this.add(o);const l=new Ot(oi,li,e,t);l.layers=this.layers,this.add(l);const c=new Ot(oi,li,e,t);c.layers=this.layers,this.add(c)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,r,s,a,o,l]=t;for(const c of t)this.remove(c);if(e===cn)n.up.set(0,1,0),n.lookAt(1,0,0),r.up.set(0,1,0),r.lookAt(-1,0,0),s.up.set(0,0,-1),s.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),o.up.set(0,1,0),o.lookAt(0,0,1),l.up.set(0,1,0),l.lookAt(0,0,-1);else if(e===Dr)n.up.set(0,-1,0),n.lookAt(-1,0,0),r.up.set(0,-1,0),r.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),o.up.set(0,-1,0),o.lookAt(0,0,1),l.up.set(0,-1,0),l.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const c of t)this.add(c),c.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:r}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,a,o,l,c,u]=this.children,h=e.getRenderTarget(),f=e.getActiveCubeFace(),d=e.getActiveMipmapLevel(),_=e.xr.enabled;e.xr.enabled=!1;const g=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0,r),e.render(t,s),e.setRenderTarget(n,1,r),e.render(t,a),e.setRenderTarget(n,2,r),e.render(t,o),e.setRenderTarget(n,3,r),e.render(t,l),e.setRenderTarget(n,4,r),e.render(t,c),n.texture.generateMipmaps=g,e.setRenderTarget(n,5,r),e.render(t,u),e.setRenderTarget(h,f,d),e.xr.enabled=_,n.texture.needsPMREMUpdate=!0}}class Xl extends Tt{constructor(e,t,n,r,s,a,o,l,c,u){e=e!==void 0?e:[],t=t!==void 0?t:mi,super(e,t,n,r,s,a,o,l,c,u),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class uh extends Gn{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},r=[n,n,n,n,n,n];this.texture=new Xl(r,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=t.generateMipmaps!==void 0?t.generateMipmaps:!1,this.texture.minFilter=t.minFilter!==void 0?t.minFilter:zt}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:`

				varying vec3 vWorldDirection;

				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {

					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );

				}

				void main() {

					vWorldDirection = transformDirection( position, modelMatrix );

					#include <begin_vertex>
					#include <project_vertex>

				}
			`,fragmentShader:`

				uniform sampler2D tEquirect;

				varying vec3 vWorldDirection;

				#include <common>

				void main() {

					vec3 direction = normalize( vWorldDirection );

					vec2 sampleUV = equirectUv( direction );

					gl_FragColor = texture2D( tEquirect, sampleUV );

				}
			`},r=new Hi(5,5,5),s=new hn({name:"CubemapFromEquirect",uniforms:Si(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:Et,blending:yn});s.uniforms.tEquirect.value=t;const a=new Ht(r,s),o=t.minFilter;return t.minFilter===Vn&&(t.minFilter=zt),new ch(1,10,this).update(e,a),t.minFilter=o,a.geometry.dispose(),a.material.dispose(),this}clear(e,t,n,r){const s=e.getRenderTarget();for(let a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,n,r);e.setRenderTarget(s)}}const ys=new D,hh=new D,fh=new we;class Fn{constructor(e=new D(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,r){return this.normal.set(e,t,n),this.constant=r,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const r=ys.subVectors(n,t).cross(hh.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(r,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(ys),r=this.normal.dot(n);if(r===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const s=-(e.start.dot(this.normal)+this.constant)/r;return s<0||s>1?null:t.copy(e.start).addScaledVector(n,s)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||fh.getNormalMatrix(e),r=this.coplanarPoint(ys).applyMatrix4(e),s=this.normal.applyMatrix3(n).normalize();return this.constant=-r.dot(s),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return new this.constructor().copy(this)}}const Un=new na,pr=new D;class ql{constructor(e=new Fn,t=new Fn,n=new Fn,r=new Fn,s=new Fn,a=new Fn){this.planes=[e,t,n,r,s,a]}set(e,t,n,r,s,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(r),o[4].copy(s),o[5].copy(a),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=cn){const n=this.planes,r=e.elements,s=r[0],a=r[1],o=r[2],l=r[3],c=r[4],u=r[5],h=r[6],f=r[7],d=r[8],_=r[9],g=r[10],m=r[11],p=r[12],E=r[13],M=r[14],T=r[15];if(n[0].setComponents(l-s,f-c,m-d,T-p).normalize(),n[1].setComponents(l+s,f+c,m+d,T+p).normalize(),n[2].setComponents(l+a,f+u,m+_,T+E).normalize(),n[3].setComponents(l-a,f-u,m-_,T-E).normalize(),n[4].setComponents(l-o,f-h,m-g,T-M).normalize(),t===cn)n[5].setComponents(l+o,f+h,m+g,T+M).normalize();else if(t===Dr)n[5].setComponents(o,h,g,M).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);return this}intersectsObject(e){if(e.boundingSphere!==void 0)e.boundingSphere===null&&e.computeBoundingSphere(),Un.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),Un.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(Un)}intersectsSprite(e){return Un.center.set(0,0,0),Un.radius=.7071067811865476,Un.applyMatrix4(e.matrixWorld),this.intersectsSphere(Un)}intersectsSphere(e){const t=this.planes,n=e.center,r=-e.radius;for(let s=0;s<6;s++)if(t[s].distanceToPoint(n)<r)return!1;return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const r=t[n];if(pr.x=r.normal.x>0?e.max.x:e.min.x,pr.y=r.normal.y>0?e.max.y:e.min.y,pr.z=r.normal.z>0?e.max.z:e.min.z,r.distanceToPoint(pr)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}function $l(){let i=null,e=!1,t=null,n=null;function r(s,a){t(s,a),n=i.requestAnimationFrame(r)}return{start:function(){e!==!0&&t!==null&&(n=i.requestAnimationFrame(r),e=!0)},stop:function(){i.cancelAnimationFrame(n),e=!1},setAnimationLoop:function(s){t=s},setContext:function(s){i=s}}}function dh(i){const e=new WeakMap;function t(o,l){const c=o.array,u=o.usage,h=c.byteLength,f=i.createBuffer();i.bindBuffer(l,f),i.bufferData(l,c,u),o.onUploadCallback();let d;if(c instanceof Float32Array)d=i.FLOAT;else if(c instanceof Uint16Array)o.isFloat16BufferAttribute?d=i.HALF_FLOAT:d=i.UNSIGNED_SHORT;else if(c instanceof Int16Array)d=i.SHORT;else if(c instanceof Uint32Array)d=i.UNSIGNED_INT;else if(c instanceof Int32Array)d=i.INT;else if(c instanceof Int8Array)d=i.BYTE;else if(c instanceof Uint8Array)d=i.UNSIGNED_BYTE;else if(c instanceof Uint8ClampedArray)d=i.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+c);return{buffer:f,type:d,bytesPerElement:c.BYTES_PER_ELEMENT,version:o.version,size:h}}function n(o,l,c){const u=l.array,h=l._updateRange,f=l.updateRanges;if(i.bindBuffer(c,o),h.count===-1&&f.length===0&&i.bufferSubData(c,0,u),f.length!==0){for(let d=0,_=f.length;d<_;d++){const g=f[d];i.bufferSubData(c,g.start*u.BYTES_PER_ELEMENT,u,g.start,g.count)}l.clearUpdateRanges()}h.count!==-1&&(i.bufferSubData(c,h.offset*u.BYTES_PER_ELEMENT,u,h.offset,h.count),h.count=-1),l.onUploadCallback()}function r(o){return o.isInterleavedBufferAttribute&&(o=o.data),e.get(o)}function s(o){o.isInterleavedBufferAttribute&&(o=o.data);const l=e.get(o);l&&(i.deleteBuffer(l.buffer),e.delete(o))}function a(o,l){if(o.isGLBufferAttribute){const u=e.get(o);(!u||u.version<o.version)&&e.set(o,{buffer:o.buffer,type:o.type,bytesPerElement:o.elementSize,version:o.version});return}o.isInterleavedBufferAttribute&&(o=o.data);const c=e.get(o);if(c===void 0)e.set(o,t(o,l));else if(c.version<o.version){if(c.size!==o.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.");n(c.buffer,o,l),c.version=o.version}}return{get:r,remove:s,update:a}}class Gr extends wn{constructor(e=1,t=1,n=1,r=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:r};const s=e/2,a=t/2,o=Math.floor(n),l=Math.floor(r),c=o+1,u=l+1,h=e/o,f=t/l,d=[],_=[],g=[],m=[];for(let p=0;p<u;p++){const E=p*f-a;for(let M=0;M<c;M++){const T=M*h-s;_.push(T,-E,0),g.push(0,0,1),m.push(M/o),m.push(1-p/l)}}for(let p=0;p<l;p++)for(let E=0;E<o;E++){const M=E+c*p,T=E+c*(p+1),N=E+1+c*(p+1),w=E+1+c*p;d.push(M,T,w),d.push(T,N,w)}this.setIndex(d),this.setAttribute("position",new jt(_,3)),this.setAttribute("normal",new jt(g,3)),this.setAttribute("uv",new jt(m,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Gr(e.width,e.height,e.widthSegments,e.heightSegments)}}var ph=`#ifdef USE_ALPHAHASH
	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
#endif`,mh=`#ifdef USE_ALPHAHASH
	const float ALPHA_HASH_SCALE = 0.05;
	float hash2D( vec2 value ) {
		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
	}
	float hash3D( vec3 value ) {
		return hash2D( vec2( hash2D( value.xy ), value.z ) );
	}
	float getAlphaHashThreshold( vec3 position ) {
		float maxDeriv = max(
			length( dFdx( position.xyz ) ),
			length( dFdy( position.xyz ) )
		);
		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
		vec2 pixScales = vec2(
			exp2( floor( log2( pixScale ) ) ),
			exp2( ceil( log2( pixScale ) ) )
		);
		vec2 alpha = vec2(
			hash3D( floor( pixScales.x * position.xyz ) ),
			hash3D( floor( pixScales.y * position.xyz ) )
		);
		float lerpFactor = fract( log2( pixScale ) );
		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
		float a = min( lerpFactor, 1.0 - lerpFactor );
		vec3 cases = vec3(
			x * x / ( 2.0 * a * ( 1.0 - a ) ),
			( x - 0.5 * a ) / ( 1.0 - a ),
			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
		);
		float threshold = ( x < ( 1.0 - a ) )
			? ( ( x < a ) ? cases.x : cases.y )
			: cases.z;
		return clamp( threshold , 1.0e-6, 1.0 );
	}
#endif`,_h=`#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
#endif`,gh=`#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,vh=`#ifdef USE_ALPHATEST
	#ifdef ALPHA_TO_COVERAGE
	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );
	if ( diffuseColor.a == 0.0 ) discard;
	#else
	if ( diffuseColor.a < alphaTest ) discard;
	#endif
#endif`,xh=`#ifdef USE_ALPHATEST
	uniform float alphaTest;
#endif`,Sh=`#ifdef USE_AOMAP
	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
	reflectedLight.indirectDiffuse *= ambientOcclusion;
	#if defined( USE_CLEARCOAT ) 
		clearcoatSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_SHEEN ) 
		sheenSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD )
		float dotNV = saturate( dot( geometryNormal, geometryViewDir ) );
		reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );
	#endif
#endif`,Mh=`#ifdef USE_AOMAP
	uniform sampler2D aoMap;
	uniform float aoMapIntensity;
#endif`,yh=`#ifdef USE_BATCHING
	attribute float batchId;
	uniform highp sampler2D batchingTexture;
	mat4 getBatchingMatrix( const in float i ) {
		int size = textureSize( batchingTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
#endif
#ifdef USE_BATCHING_COLOR
	uniform sampler2D batchingColorTexture;
	vec3 getBatchingColor( const in float i ) {
		int size = textureSize( batchingColorTexture, 0 ).x;
		int j = int( i );
		int x = j % size;
		int y = j / size;
		return texelFetch( batchingColorTexture, ivec2( x, y ), 0 ).rgb;
	}
#endif`,Eh=`#ifdef USE_BATCHING
	mat4 batchingMatrix = getBatchingMatrix( batchId );
#endif`,Th=`vec3 transformed = vec3( position );
#ifdef USE_ALPHAHASH
	vPosition = vec3( position );
#endif`,Ah=`vec3 objectNormal = vec3( normal );
#ifdef USE_TANGENT
	vec3 objectTangent = vec3( tangent.xyz );
#endif`,bh=`float G_BlinnPhong_Implicit( ) {
	return 0.25;
}
float D_BlinnPhong( const in float shininess, const in float dotNH ) {
	return RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );
}
vec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( specularColor, 1.0, dotVH );
	float G = G_BlinnPhong_Implicit( );
	float D = D_BlinnPhong( shininess, dotNH );
	return F * ( G * D );
} // validated`,wh=`#ifdef USE_IRIDESCENCE
	const mat3 XYZ_TO_REC709 = mat3(
		 3.2404542, -0.9692660,  0.0556434,
		-1.5371385,  1.8760108, -0.2040259,
		-0.4985314,  0.0415560,  1.0572252
	);
	vec3 Fresnel0ToIor( vec3 fresnel0 ) {
		vec3 sqrtF0 = sqrt( fresnel0 );
		return ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );
	}
	vec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );
	}
	float IorToFresnel0( float transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));
	}
	vec3 evalSensitivity( float OPD, vec3 shift ) {
		float phase = 2.0 * PI * OPD * 1.0e-9;
		vec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );
		vec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );
		vec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );
		vec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );
		xyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );
		xyz /= 1.0685e-7;
		vec3 rgb = XYZ_TO_REC709 * xyz;
		return rgb;
	}
	vec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {
		vec3 I;
		float iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );
		float sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );
		float cosTheta2Sq = 1.0 - sinTheta2Sq;
		if ( cosTheta2Sq < 0.0 ) {
			return vec3( 1.0 );
		}
		float cosTheta2 = sqrt( cosTheta2Sq );
		float R0 = IorToFresnel0( iridescenceIOR, outsideIOR );
		float R12 = F_Schlick( R0, 1.0, cosTheta1 );
		float T121 = 1.0 - R12;
		float phi12 = 0.0;
		if ( iridescenceIOR < outsideIOR ) phi12 = PI;
		float phi21 = PI - phi12;
		vec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );		vec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );
		vec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );
		vec3 phi23 = vec3( 0.0 );
		if ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;
		if ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;
		if ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;
		float OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;
		vec3 phi = vec3( phi21 ) + phi23;
		vec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );
		vec3 r123 = sqrt( R123 );
		vec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );
		vec3 C0 = R12 + Rs;
		I = C0;
		vec3 Cm = Rs - T121;
		for ( int m = 1; m <= 2; ++ m ) {
			Cm *= r123;
			vec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );
			I += Cm * Sm;
		}
		return max( I, vec3( 0.0 ) );
	}
#endif`,Rh=`#ifdef USE_BUMPMAP
	uniform sampler2D bumpMap;
	uniform float bumpScale;
	vec2 dHdxy_fwd() {
		vec2 dSTdx = dFdx( vBumpMapUv );
		vec2 dSTdy = dFdy( vBumpMapUv );
		float Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;
		float dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;
		float dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;
		return vec2( dBx, dBy );
	}
	vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {
		vec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );
		vec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );
		vec3 vN = surf_norm;
		vec3 R1 = cross( vSigmaY, vN );
		vec3 R2 = cross( vN, vSigmaX );
		float fDet = dot( vSigmaX, R1 ) * faceDirection;
		vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );
		return normalize( abs( fDet ) * surf_norm - vGrad );
	}
#endif`,Ch=`#if NUM_CLIPPING_PLANES > 0
	vec4 plane;
	#ifdef ALPHA_TO_COVERAGE
		float distanceToPlane, distanceGradient;
		float clipOpacity = 1.0;
		#pragma unroll_loop_start
		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;
			distanceGradient = fwidth( distanceToPlane ) / 2.0;
			clipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );
			if ( clipOpacity == 0.0 ) discard;
		}
		#pragma unroll_loop_end
		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
			float unionClipOpacity = 1.0;
			#pragma unroll_loop_start
			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
				plane = clippingPlanes[ i ];
				distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;
				distanceGradient = fwidth( distanceToPlane ) / 2.0;
				unionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );
			}
			#pragma unroll_loop_end
			clipOpacity *= 1.0 - unionClipOpacity;
		#endif
		diffuseColor.a *= clipOpacity;
		if ( diffuseColor.a == 0.0 ) discard;
	#else
		#pragma unroll_loop_start
		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			if ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;
		}
		#pragma unroll_loop_end
		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
			bool clipped = true;
			#pragma unroll_loop_start
			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
				plane = clippingPlanes[ i ];
				clipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;
			}
			#pragma unroll_loop_end
			if ( clipped ) discard;
		#endif
	#endif
#endif`,Ph=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
	uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];
#endif`,Lh=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
#endif`,Dh=`#if NUM_CLIPPING_PLANES > 0
	vClipPosition = - mvPosition.xyz;
#endif`,Uh=`#if defined( USE_COLOR_ALPHA )
	diffuseColor *= vColor;
#elif defined( USE_COLOR )
	diffuseColor.rgb *= vColor;
#endif`,Ih=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR )
	varying vec3 vColor;
#endif`,Nh=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	varying vec3 vColor;
#endif`,Fh=`#if defined( USE_COLOR_ALPHA )
	vColor = vec4( 1.0 );
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	vColor = vec3( 1.0 );
#endif
#ifdef USE_COLOR
	vColor *= color;
#endif
#ifdef USE_INSTANCING_COLOR
	vColor.xyz *= instanceColor.xyz;
#endif
#ifdef USE_BATCHING_COLOR
	vec3 batchingColor = getBatchingColor( batchId );
	vColor.xyz *= batchingColor.xyz;
#endif`,Oh=`#define PI 3.141592653589793
#define PI2 6.283185307179586
#define PI_HALF 1.5707963267948966
#define RECIPROCAL_PI 0.3183098861837907
#define RECIPROCAL_PI2 0.15915494309189535
#define EPSILON 1e-6
#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
#define whiteComplement( a ) ( 1.0 - saturate( a ) )
float pow2( const in float x ) { return x*x; }
vec3 pow2( const in vec3 x ) { return x*x; }
float pow3( const in float x ) { return x*x*x; }
float pow4( const in float x ) { float x2 = x*x; return x2*x2; }
float max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }
float average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }
highp float rand( const in vec2 uv ) {
	const highp float a = 12.9898, b = 78.233, c = 43758.5453;
	highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );
	return fract( sin( sn ) * c );
}
#ifdef HIGH_PRECISION
	float precisionSafeLength( vec3 v ) { return length( v ); }
#else
	float precisionSafeLength( vec3 v ) {
		float maxComponent = max3( abs( v ) );
		return length( v / maxComponent ) * maxComponent;
	}
#endif
struct IncidentLight {
	vec3 color;
	vec3 direction;
	bool visible;
};
struct ReflectedLight {
	vec3 directDiffuse;
	vec3 directSpecular;
	vec3 indirectDiffuse;
	vec3 indirectSpecular;
};
#ifdef USE_ALPHAHASH
	varying vec3 vPosition;
#endif
vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
}
vec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );
}
mat3 transposeMat3( const in mat3 m ) {
	mat3 tmp;
	tmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );
	tmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );
	tmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );
	return tmp;
}
float luminance( const in vec3 rgb ) {
	const vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );
	return dot( weights, rgb );
}
bool isPerspectiveMatrix( mat4 m ) {
	return m[ 2 ][ 3 ] == - 1.0;
}
vec2 equirectUv( in vec3 dir ) {
	float u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;
	float v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;
	return vec2( u, v );
}
vec3 BRDF_Lambert( const in vec3 diffuseColor ) {
	return RECIPROCAL_PI * diffuseColor;
}
vec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
}
float F_Schlick( const in float f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
} // validated`,kh=`#ifdef ENVMAP_TYPE_CUBE_UV
	#define cubeUV_minMipLevel 4.0
	#define cubeUV_minTileSize 16.0
	float getFace( vec3 direction ) {
		vec3 absDirection = abs( direction );
		float face = - 1.0;
		if ( absDirection.x > absDirection.z ) {
			if ( absDirection.x > absDirection.y )
				face = direction.x > 0.0 ? 0.0 : 3.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		} else {
			if ( absDirection.z > absDirection.y )
				face = direction.z > 0.0 ? 2.0 : 5.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		}
		return face;
	}
	vec2 getUV( vec3 direction, float face ) {
		vec2 uv;
		if ( face == 0.0 ) {
			uv = vec2( direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 1.0 ) {
			uv = vec2( - direction.x, - direction.z ) / abs( direction.y );
		} else if ( face == 2.0 ) {
			uv = vec2( - direction.x, direction.y ) / abs( direction.z );
		} else if ( face == 3.0 ) {
			uv = vec2( - direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 4.0 ) {
			uv = vec2( - direction.x, direction.z ) / abs( direction.y );
		} else {
			uv = vec2( direction.x, direction.y ) / abs( direction.z );
		}
		return 0.5 * ( uv + 1.0 );
	}
	vec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {
		float face = getFace( direction );
		float filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );
		mipInt = max( mipInt, cubeUV_minMipLevel );
		float faceSize = exp2( mipInt );
		highp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;
		if ( face > 2.0 ) {
			uv.y += faceSize;
			face -= 3.0;
		}
		uv.x += face * faceSize;
		uv.x += filterInt * 3.0 * cubeUV_minTileSize;
		uv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );
		uv.x *= CUBEUV_TEXEL_WIDTH;
		uv.y *= CUBEUV_TEXEL_HEIGHT;
		#ifdef texture2DGradEXT
			return texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;
		#else
			return texture2D( envMap, uv ).rgb;
		#endif
	}
	#define cubeUV_r0 1.0
	#define cubeUV_m0 - 2.0
	#define cubeUV_r1 0.8
	#define cubeUV_m1 - 1.0
	#define cubeUV_r4 0.4
	#define cubeUV_m4 2.0
	#define cubeUV_r5 0.305
	#define cubeUV_m5 3.0
	#define cubeUV_r6 0.21
	#define cubeUV_m6 4.0
	float roughnessToMip( float roughness ) {
		float mip = 0.0;
		if ( roughness >= cubeUV_r1 ) {
			mip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;
		} else if ( roughness >= cubeUV_r4 ) {
			mip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;
		} else if ( roughness >= cubeUV_r5 ) {
			mip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;
		} else if ( roughness >= cubeUV_r6 ) {
			mip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;
		} else {
			mip = - 2.0 * log2( 1.16 * roughness );		}
		return mip;
	}
	vec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {
		float mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );
		float mipF = fract( mip );
		float mipInt = floor( mip );
		vec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );
		if ( mipF == 0.0 ) {
			return vec4( color0, 1.0 );
		} else {
			vec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );
			return vec4( mix( color0, color1, mipF ), 1.0 );
		}
	}
#endif`,Bh=`vec3 transformedNormal = objectNormal;
#ifdef USE_TANGENT
	vec3 transformedTangent = objectTangent;
#endif
#ifdef USE_BATCHING
	mat3 bm = mat3( batchingMatrix );
	transformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );
	transformedNormal = bm * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = bm * transformedTangent;
	#endif
#endif
#ifdef USE_INSTANCING
	mat3 im = mat3( instanceMatrix );
	transformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );
	transformedNormal = im * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = im * transformedTangent;
	#endif
#endif
transformedNormal = normalMatrix * transformedNormal;
#ifdef FLIP_SIDED
	transformedNormal = - transformedNormal;
#endif
#ifdef USE_TANGENT
	transformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;
	#ifdef FLIP_SIDED
		transformedTangent = - transformedTangent;
	#endif
#endif`,zh=`#ifdef USE_DISPLACEMENTMAP
	uniform sampler2D displacementMap;
	uniform float displacementScale;
	uniform float displacementBias;
#endif`,Hh=`#ifdef USE_DISPLACEMENTMAP
	transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );
#endif`,Vh=`#ifdef USE_EMISSIVEMAP
	vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );
	totalEmissiveRadiance *= emissiveColor.rgb;
#endif`,Gh=`#ifdef USE_EMISSIVEMAP
	uniform sampler2D emissiveMap;
#endif`,Wh="gl_FragColor = linearToOutputTexel( gl_FragColor );",Xh=`
const mat3 LINEAR_SRGB_TO_LINEAR_DISPLAY_P3 = mat3(
	vec3( 0.8224621, 0.177538, 0.0 ),
	vec3( 0.0331941, 0.9668058, 0.0 ),
	vec3( 0.0170827, 0.0723974, 0.9105199 )
);
const mat3 LINEAR_DISPLAY_P3_TO_LINEAR_SRGB = mat3(
	vec3( 1.2249401, - 0.2249404, 0.0 ),
	vec3( - 0.0420569, 1.0420571, 0.0 ),
	vec3( - 0.0196376, - 0.0786361, 1.0982735 )
);
vec4 LinearSRGBToLinearDisplayP3( in vec4 value ) {
	return vec4( value.rgb * LINEAR_SRGB_TO_LINEAR_DISPLAY_P3, value.a );
}
vec4 LinearDisplayP3ToLinearSRGB( in vec4 value ) {
	return vec4( value.rgb * LINEAR_DISPLAY_P3_TO_LINEAR_SRGB, value.a );
}
vec4 LinearTransferOETF( in vec4 value ) {
	return value;
}
vec4 sRGBTransferOETF( in vec4 value ) {
	return vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );
}
vec4 LinearToLinear( in vec4 value ) {
	return value;
}
vec4 LinearTosRGB( in vec4 value ) {
	return sRGBTransferOETF( value );
}`,qh=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vec3 cameraToFrag;
		if ( isOrthographic ) {
			cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToFrag = normalize( vWorldPosition - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vec3 reflectVec = reflect( cameraToFrag, worldNormal );
		#else
			vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );
		#endif
	#else
		vec3 reflectVec = vReflect;
	#endif
	#ifdef ENVMAP_TYPE_CUBE
		vec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );
	#else
		vec4 envColor = vec4( 0.0 );
	#endif
	#ifdef ENVMAP_BLENDING_MULTIPLY
		outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_MIX )
		outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_ADD )
		outgoingLight += envColor.xyz * specularStrength * reflectivity;
	#endif
#endif`,$h=`#ifdef USE_ENVMAP
	uniform float envMapIntensity;
	uniform float flipEnvMap;
	uniform mat3 envMapRotation;
	#ifdef ENVMAP_TYPE_CUBE
		uniform samplerCube envMap;
	#else
		uniform sampler2D envMap;
	#endif
	
#endif`,Yh=`#ifdef USE_ENVMAP
	uniform float reflectivity;
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		varying vec3 vWorldPosition;
		uniform float refractionRatio;
	#else
		varying vec3 vReflect;
	#endif
#endif`,Kh=`#ifdef USE_ENVMAP
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		
		varying vec3 vWorldPosition;
	#else
		varying vec3 vReflect;
		uniform float refractionRatio;
	#endif
#endif`,Zh=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vWorldPosition = worldPosition.xyz;
	#else
		vec3 cameraToVertex;
		if ( isOrthographic ) {
			cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToVertex = normalize( worldPosition.xyz - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vReflect = reflect( cameraToVertex, worldNormal );
		#else
			vReflect = refract( cameraToVertex, worldNormal, refractionRatio );
		#endif
	#endif
#endif`,Jh=`#ifdef USE_FOG
	vFogDepth = - mvPosition.z;
#endif`,jh=`#ifdef USE_FOG
	varying float vFogDepth;
#endif`,Qh=`#ifdef USE_FOG
	#ifdef FOG_EXP2
		float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );
	#else
		float fogFactor = smoothstep( fogNear, fogFar, vFogDepth );
	#endif
	gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );
#endif`,ef=`#ifdef USE_FOG
	uniform vec3 fogColor;
	varying float vFogDepth;
	#ifdef FOG_EXP2
		uniform float fogDensity;
	#else
		uniform float fogNear;
		uniform float fogFar;
	#endif
#endif`,tf=`#ifdef USE_GRADIENTMAP
	uniform sampler2D gradientMap;
#endif
vec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {
	float dotNL = dot( normal, lightDirection );
	vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );
	#ifdef USE_GRADIENTMAP
		return vec3( texture2D( gradientMap, coord ).r );
	#else
		vec2 fw = fwidth( coord ) * 0.5;
		return mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );
	#endif
}`,nf=`#ifdef USE_LIGHTMAP
	uniform sampler2D lightMap;
	uniform float lightMapIntensity;
#endif`,rf=`LambertMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularStrength = specularStrength;`,sf=`varying vec3 vViewPosition;
struct LambertMaterial {
	vec3 diffuseColor;
	float specularStrength;
};
void 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 ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void 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 ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Lambert
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Lambert`,af=`uniform bool receiveShadow;
uniform vec3 ambientLightColor;
#if defined( USE_LIGHT_PROBES )
	uniform vec3 lightProbe[ 9 ];
#endif
vec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {
	float x = normal.x, y = normal.y, z = normal.z;
	vec3 result = shCoefficients[ 0 ] * 0.886227;
	result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;
	result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;
	result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;
	result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;
	result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;
	result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );
	result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;
	result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );
	return result;
}
vec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {
	vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
	vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );
	return irradiance;
}
vec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {
	vec3 irradiance = ambientLightColor;
	return irradiance;
}
float getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {
	float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );
	if ( cutoffDistance > 0.0 ) {
		distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );
	}
	return distanceFalloff;
}
float getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {
	return smoothstep( coneCosine, penumbraCosine, angleCosine );
}
#if NUM_DIR_LIGHTS > 0
	struct DirectionalLight {
		vec3 direction;
		vec3 color;
	};
	uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];
	void getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {
		light.color = directionalLight.color;
		light.direction = directionalLight.direction;
		light.visible = true;
	}
#endif
#if NUM_POINT_LIGHTS > 0
	struct PointLight {
		vec3 position;
		vec3 color;
		float distance;
		float decay;
	};
	uniform PointLight pointLights[ NUM_POINT_LIGHTS ];
	void getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = pointLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float lightDistance = length( lVector );
		light.color = pointLight.color;
		light.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );
		light.visible = ( light.color != vec3( 0.0 ) );
	}
#endif
#if NUM_SPOT_LIGHTS > 0
	struct SpotLight {
		vec3 position;
		vec3 direction;
		vec3 color;
		float distance;
		float decay;
		float coneCos;
		float penumbraCos;
	};
	uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];
	void getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = spotLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float angleCos = dot( light.direction, spotLight.direction );
		float spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );
		if ( spotAttenuation > 0.0 ) {
			float lightDistance = length( lVector );
			light.color = spotLight.color * spotAttenuation;
			light.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );
			light.visible = ( light.color != vec3( 0.0 ) );
		} else {
			light.color = vec3( 0.0 );
			light.visible = false;
		}
	}
#endif
#if NUM_RECT_AREA_LIGHTS > 0
	struct RectAreaLight {
		vec3 color;
		vec3 position;
		vec3 halfWidth;
		vec3 halfHeight;
	};
	uniform sampler2D ltc_1;	uniform sampler2D ltc_2;
	uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];
#endif
#if NUM_HEMI_LIGHTS > 0
	struct HemisphereLight {
		vec3 direction;
		vec3 skyColor;
		vec3 groundColor;
	};
	uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];
	vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {
		float dotNL = dot( normal, hemiLight.direction );
		float hemiDiffuseWeight = 0.5 * dotNL + 0.5;
		vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );
		return irradiance;
	}
#endif`,of=`#ifdef USE_ENVMAP
	vec3 getIBLIrradiance( const in vec3 normal ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );
			return PI * envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	vec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 reflectVec = reflect( - viewDir, normal );
			reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );
			reflectVec = inverseTransformDirection( reflectVec, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );
			return envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	#ifdef USE_ANISOTROPY
		vec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {
			#ifdef ENVMAP_TYPE_CUBE_UV
				vec3 bentNormal = cross( bitangent, viewDir );
				bentNormal = normalize( cross( bentNormal, bitangent ) );
				bentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );
				return getIBLRadiance( viewDir, bentNormal, roughness );
			#else
				return vec3( 0.0 );
			#endif
		}
	#endif
#endif`,lf=`ToonMaterial material;
material.diffuseColor = diffuseColor.rgb;`,cf=`varying vec3 vViewPosition;
struct ToonMaterial {
	vec3 diffuseColor;
};
void 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 ) {
	vec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void 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 ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Toon
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Toon`,uf=`BlinnPhongMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularColor = specular;
material.specularShininess = shininess;
material.specularStrength = specularStrength;`,hf=`varying vec3 vViewPosition;
struct BlinnPhongMaterial {
	vec3 diffuseColor;
	vec3 specularColor;
	float specularShininess;
	float specularStrength;
};
void 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 ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
	reflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;
}
void 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 ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_BlinnPhong
#define RE_IndirectDiffuse		RE_IndirectDiffuse_BlinnPhong`,ff=`PhysicalMaterial material;
material.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );
vec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );
float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );
material.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;
material.roughness = min( material.roughness, 1.0 );
#ifdef IOR
	material.ior = ior;
	#ifdef USE_SPECULAR
		float specularIntensityFactor = specularIntensity;
		vec3 specularColorFactor = specularColor;
		#ifdef USE_SPECULAR_COLORMAP
			specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;
		#endif
		#ifdef USE_SPECULAR_INTENSITYMAP
			specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;
		#endif
		material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );
	#else
		float specularIntensityFactor = 1.0;
		vec3 specularColorFactor = vec3( 1.0 );
		material.specularF90 = 1.0;
	#endif
	material.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );
#else
	material.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );
	material.specularF90 = 1.0;
#endif
#ifdef USE_CLEARCOAT
	material.clearcoat = clearcoat;
	material.clearcoatRoughness = clearcoatRoughness;
	material.clearcoatF0 = vec3( 0.04 );
	material.clearcoatF90 = 1.0;
	#ifdef USE_CLEARCOATMAP
		material.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;
	#endif
	#ifdef USE_CLEARCOAT_ROUGHNESSMAP
		material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;
	#endif
	material.clearcoat = saturate( material.clearcoat );	material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );
	material.clearcoatRoughness += geometryRoughness;
	material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );
#endif
#ifdef USE_DISPERSION
	material.dispersion = dispersion;
#endif
#ifdef USE_IRIDESCENCE
	material.iridescence = iridescence;
	material.iridescenceIOR = iridescenceIOR;
	#ifdef USE_IRIDESCENCEMAP
		material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;
	#endif
	#ifdef USE_IRIDESCENCE_THICKNESSMAP
		material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;
	#else
		material.iridescenceThickness = iridescenceThicknessMaximum;
	#endif
#endif
#ifdef USE_SHEEN
	material.sheenColor = sheenColor;
	#ifdef USE_SHEEN_COLORMAP
		material.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;
	#endif
	material.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );
	#ifdef USE_SHEEN_ROUGHNESSMAP
		material.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;
	#endif
#endif
#ifdef USE_ANISOTROPY
	#ifdef USE_ANISOTROPYMAP
		mat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );
		vec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;
		vec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;
	#else
		vec2 anisotropyV = anisotropyVector;
	#endif
	material.anisotropy = length( anisotropyV );
	if( material.anisotropy == 0.0 ) {
		anisotropyV = vec2( 1.0, 0.0 );
	} else {
		anisotropyV /= material.anisotropy;
		material.anisotropy = saturate( material.anisotropy );
	}
	material.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );
	material.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;
	material.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;
#endif`,df=`struct PhysicalMaterial {
	vec3 diffuseColor;
	float roughness;
	vec3 specularColor;
	float specularF90;
	float dispersion;
	#ifdef USE_CLEARCOAT
		float clearcoat;
		float clearcoatRoughness;
		vec3 clearcoatF0;
		float clearcoatF90;
	#endif
	#ifdef USE_IRIDESCENCE
		float iridescence;
		float iridescenceIOR;
		float iridescenceThickness;
		vec3 iridescenceFresnel;
		vec3 iridescenceF0;
	#endif
	#ifdef USE_SHEEN
		vec3 sheenColor;
		float sheenRoughness;
	#endif
	#ifdef IOR
		float ior;
	#endif
	#ifdef USE_TRANSMISSION
		float transmission;
		float transmissionAlpha;
		float thickness;
		float attenuationDistance;
		vec3 attenuationColor;
	#endif
	#ifdef USE_ANISOTROPY
		float anisotropy;
		float alphaT;
		vec3 anisotropyT;
		vec3 anisotropyB;
	#endif
};
vec3 clearcoatSpecularDirect = vec3( 0.0 );
vec3 clearcoatSpecularIndirect = vec3( 0.0 );
vec3 sheenSpecularDirect = vec3( 0.0 );
vec3 sheenSpecularIndirect = vec3(0.0 );
vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
    float x2 = x * x;
    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
}
float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
	float a2 = pow2( alpha );
	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
	return 0.5 / max( gv + gl, EPSILON );
}
float D_GGX( const in float alpha, const in float dotNH ) {
	float a2 = pow2( alpha );
	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
	return RECIPROCAL_PI * a2 / pow2( denom );
}
#ifdef USE_ANISOTROPY
	float V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {
		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
		float v = 0.5 / ( gv + gl );
		return saturate(v);
	}
	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
		float a2 = alphaT * alphaB;
		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
		highp float v2 = dot( v, v );
		float w2 = a2 / v2;
		return RECIPROCAL_PI * a2 * pow2 ( w2 );
	}
#endif
#ifdef USE_CLEARCOAT
	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
		vec3 f0 = material.clearcoatF0;
		float f90 = material.clearcoatF90;
		float roughness = material.clearcoatRoughness;
		float alpha = pow2( roughness );
		vec3 halfDir = normalize( lightDir + viewDir );
		float dotNL = saturate( dot( normal, lightDir ) );
		float dotNV = saturate( dot( normal, viewDir ) );
		float dotNH = saturate( dot( normal, halfDir ) );
		float dotVH = saturate( dot( viewDir, halfDir ) );
		vec3 F = F_Schlick( f0, f90, dotVH );
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
		return F * ( V * D );
	}
#endif
vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
	vec3 f0 = material.specularColor;
	float f90 = material.specularF90;
	float roughness = material.roughness;
	float alpha = pow2( roughness );
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( f0, f90, dotVH );
	#ifdef USE_IRIDESCENCE
		F = mix( F, material.iridescenceFresnel, material.iridescence );
	#endif
	#ifdef USE_ANISOTROPY
		float dotTL = dot( material.anisotropyT, lightDir );
		float dotTV = dot( material.anisotropyT, viewDir );
		float dotTH = dot( material.anisotropyT, halfDir );
		float dotBL = dot( material.anisotropyB, lightDir );
		float dotBV = dot( material.anisotropyB, viewDir );
		float dotBH = dot( material.anisotropyB, halfDir );
		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
	#else
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
	#endif
	return F * ( V * D );
}
vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
	const float LUT_SIZE = 64.0;
	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
	const float LUT_BIAS = 0.5 / LUT_SIZE;
	float dotNV = saturate( dot( N, V ) );
	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
	uv = uv * LUT_SCALE + LUT_BIAS;
	return uv;
}
float LTC_ClippedSphereFormFactor( const in vec3 f ) {
	float l = length( f );
	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
}
vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
	float x = dot( v1, v2 );
	float y = abs( x );
	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
	float b = 3.4175940 + ( 4.1616724 + y ) * y;
	float v = a / b;
	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
	return cross( v1, v2 ) * theta_sintheta;
}
vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
	vec3 lightNormal = cross( v1, v2 );
	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
	vec3 T1, T2;
	T1 = normalize( V - N * dot( V, N ) );
	T2 = - cross( N, T1 );
	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );
	vec3 coords[ 4 ];
	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
	coords[ 0 ] = normalize( coords[ 0 ] );
	coords[ 1 ] = normalize( coords[ 1 ] );
	coords[ 2 ] = normalize( coords[ 2 ] );
	coords[ 3 ] = normalize( coords[ 3 ] );
	vec3 vectorFormFactor = vec3( 0.0 );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
	return vec3( result );
}
#if defined( USE_SHEEN )
float D_Charlie( float roughness, float dotNH ) {
	float alpha = pow2( roughness );
	float invAlpha = 1.0 / alpha;
	float cos2h = dotNH * dotNH;
	float sin2h = max( 1.0 - cos2h, 0.0078125 );
	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
}
float V_Neubelt( float dotNV, float dotNL ) {
	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
}
vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float D = D_Charlie( sheenRoughness, dotNH );
	float V = V_Neubelt( dotNV, dotNL );
	return sheenColor * ( D * V );
}
#endif
float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	float r2 = roughness * roughness;
	float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;
	float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;
	float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );
	return saturate( DG * RECIPROCAL_PI );
}
vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );
	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );
	vec4 r = roughness * c0 + c1;
	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;
	vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;
	return fab;
}
vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	return specularColor * fab.x + specularF90 * fab.y;
}
#ifdef USE_IRIDESCENCE
void 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 ) {
#else
void 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 ) {
#endif
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	#ifdef USE_IRIDESCENCE
		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
	#else
		vec3 Fr = specularColor;
	#endif
	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
	float Ess = fab.x + fab.y;
	float Ems = 1.0 - Ess;
	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
	singleScatter += FssEss;
	multiScatter += Fms * Ems;
}
#if NUM_RECT_AREA_LIGHTS > 0
	void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
		vec3 normal = geometryNormal;
		vec3 viewDir = geometryViewDir;
		vec3 position = geometryPosition;
		vec3 lightPos = rectAreaLight.position;
		vec3 halfWidth = rectAreaLight.halfWidth;
		vec3 halfHeight = rectAreaLight.halfHeight;
		vec3 lightColor = rectAreaLight.color;
		float roughness = material.roughness;
		vec3 rectCoords[ 4 ];
		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
		vec2 uv = LTC_Uv( normal, viewDir, roughness );
		vec4 t1 = texture2D( ltc_1, uv );
		vec4 t2 = texture2D( ltc_2, uv );
		mat3 mInv = mat3(
			vec3( t1.x, 0, t1.y ),
			vec3(    0, 1,    0 ),
			vec3( t1.z, 0, t1.w )
		);
		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );
		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
	}
#endif
void 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 ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	#ifdef USE_CLEARCOAT
		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
		vec3 ccIrradiance = dotNLcc * directLight.color;
		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
	#endif
	reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void 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 ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void 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) {
	#ifdef USE_CLEARCOAT
		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
	#endif
	vec3 singleScattering = vec3( 0.0 );
	vec3 multiScattering = vec3( 0.0 );
	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
	#ifdef USE_IRIDESCENCE
		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );
	#else
		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );
	#endif
	vec3 totalScattering = singleScattering + multiScattering;
	vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );
	reflectedLight.indirectSpecular += radiance * singleScattering;
	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;
	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;
}
#define RE_Direct				RE_Direct_Physical
#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
}`,pf=`
vec3 geometryPosition = - vViewPosition;
vec3 geometryNormal = normal;
vec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );
vec3 geometryClearcoatNormal = vec3( 0.0 );
#ifdef USE_CLEARCOAT
	geometryClearcoatNormal = clearcoatNormal;
#endif
#ifdef USE_IRIDESCENCE
	float dotNVi = saturate( dot( normal, geometryViewDir ) );
	if ( material.iridescenceThickness == 0.0 ) {
		material.iridescence = 0.0;
	} else {
		material.iridescence = saturate( material.iridescence );
	}
	if ( material.iridescence > 0.0 ) {
		material.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );
		material.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );
	}
#endif
IncidentLight directLight;
#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )
	PointLight pointLight;
	#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {
		pointLight = pointLights[ i ];
		getPointLightInfo( pointLight, geometryPosition, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )
		pointLightShadow = pointLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )
	SpotLight spotLight;
	vec4 spotColor;
	vec3 spotLightCoord;
	bool inSpotLightMap;
	#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {
		spotLight = spotLights[ i ];
		getSpotLightInfo( spotLight, geometryPosition, directLight );
		#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX
		#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS
		#else
		#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#endif
		#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )
			spotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;
			inSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );
			spotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );
			directLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;
		#endif
		#undef SPOT_LIGHT_MAP_INDEX
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		spotLightShadow = spotLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )
	DirectionalLight directionalLight;
	#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {
		directionalLight = directionalLights[ i ];
		getDirectionalLightInfo( directionalLight, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )
		directionalLightShadow = directionalLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )
	RectAreaLight rectAreaLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {
		rectAreaLight = rectAreaLights[ i ];
		RE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if defined( RE_IndirectDiffuse )
	vec3 iblIrradiance = vec3( 0.0 );
	vec3 irradiance = getAmbientLightIrradiance( ambientLightColor );
	#if defined( USE_LIGHT_PROBES )
		irradiance += getLightProbeIrradiance( lightProbe, geometryNormal );
	#endif
	#if ( NUM_HEMI_LIGHTS > 0 )
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {
			irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );
		}
		#pragma unroll_loop_end
	#endif
#endif
#if defined( RE_IndirectSpecular )
	vec3 radiance = vec3( 0.0 );
	vec3 clearcoatRadiance = vec3( 0.0 );
#endif`,mf=`#if defined( RE_IndirectDiffuse )
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;
		irradiance += lightMapIrradiance;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )
		iblIrradiance += getIBLIrradiance( geometryNormal );
	#endif
#endif
#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )
	#ifdef USE_ANISOTROPY
		radiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );
	#else
		radiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );
	#endif
	#ifdef USE_CLEARCOAT
		clearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );
	#endif
#endif`,_f=`#if defined( RE_IndirectDiffuse )
	RE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif
#if defined( RE_IndirectSpecular )
	RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif`,gf=`#if defined( USE_LOGDEPTHBUF )
	gl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;
#endif`,vf=`#if defined( USE_LOGDEPTHBUF )
	uniform float logDepthBufFC;
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,xf=`#ifdef USE_LOGDEPTHBUF
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,Sf=`#ifdef USE_LOGDEPTHBUF
	vFragDepth = 1.0 + gl_Position.w;
	vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );
#endif`,Mf=`#ifdef USE_MAP
	vec4 sampledDiffuseColor = texture2D( map, vMapUv );
	#ifdef DECODE_VIDEO_TEXTURE
		sampledDiffuseColor = vec4( mix( pow( sampledDiffuseColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), sampledDiffuseColor.rgb * 0.0773993808, vec3( lessThanEqual( sampledDiffuseColor.rgb, vec3( 0.04045 ) ) ) ), sampledDiffuseColor.w );
	
	#endif
	diffuseColor *= sampledDiffuseColor;
#endif`,yf=`#ifdef USE_MAP
	uniform sampler2D map;
#endif`,Ef=`#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
	#if defined( USE_POINTS_UV )
		vec2 uv = vUv;
	#else
		vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;
	#endif
#endif
#ifdef USE_MAP
	diffuseColor *= texture2D( map, uv );
#endif
#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, uv ).g;
#endif`,Tf=`#if defined( USE_POINTS_UV )
	varying vec2 vUv;
#else
	#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
		uniform mat3 uvTransform;
	#endif
#endif
#ifdef USE_MAP
	uniform sampler2D map;
#endif
#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,Af=`float metalnessFactor = metalness;
#ifdef USE_METALNESSMAP
	vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );
	metalnessFactor *= texelMetalness.b;
#endif`,bf=`#ifdef USE_METALNESSMAP
	uniform sampler2D metalnessMap;
#endif`,wf=`#ifdef USE_INSTANCING_MORPH
	float morphTargetInfluences[ MORPHTARGETS_COUNT ];
	float morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		morphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;
	}
#endif`,Rf=`#if defined( USE_MORPHCOLORS )
	vColor *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		#if defined( USE_COLOR_ALPHA )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];
		#elif defined( USE_COLOR )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];
		#endif
	}
#endif`,Cf=`#ifdef USE_MORPHNORMALS
	objectNormal *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		if ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];
	}
#endif`,Pf=`#ifdef USE_MORPHTARGETS
	#ifndef USE_INSTANCING_MORPH
		uniform float morphTargetBaseInfluence;
		uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];
	#endif
	uniform sampler2DArray morphTargetsTexture;
	uniform ivec2 morphTargetsTextureSize;
	vec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {
		int texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;
		int y = texelIndex / morphTargetsTextureSize.x;
		int x = texelIndex - y * morphTargetsTextureSize.x;
		ivec3 morphUV = ivec3( x, y, morphTargetIndex );
		return texelFetch( morphTargetsTexture, morphUV, 0 );
	}
#endif`,Lf=`#ifdef USE_MORPHTARGETS
	transformed *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		if ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];
	}
#endif`,Df=`float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;
#ifdef FLAT_SHADED
	vec3 fdx = dFdx( vViewPosition );
	vec3 fdy = dFdy( vViewPosition );
	vec3 normal = normalize( cross( fdx, fdy ) );
#else
	vec3 normal = normalize( vNormal );
	#ifdef DOUBLE_SIDED
		normal *= faceDirection;
	#endif
#endif
#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )
	#ifdef USE_TANGENT
		mat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn = getTangentFrame( - vViewPosition, normal,
		#if defined( USE_NORMALMAP )
			vNormalMapUv
		#elif defined( USE_CLEARCOAT_NORMALMAP )
			vClearcoatNormalMapUv
		#else
			vUv
		#endif
		);
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn[0] *= faceDirection;
		tbn[1] *= faceDirection;
	#endif
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	#ifdef USE_TANGENT
		mat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn2[0] *= faceDirection;
		tbn2[1] *= faceDirection;
	#endif
#endif
vec3 nonPerturbedNormal = normal;`,Uf=`#ifdef USE_NORMALMAP_OBJECTSPACE
	normal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	#ifdef FLIP_SIDED
		normal = - normal;
	#endif
	#ifdef DOUBLE_SIDED
		normal = normal * faceDirection;
	#endif
	normal = normalize( normalMatrix * normal );
#elif defined( USE_NORMALMAP_TANGENTSPACE )
	vec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	mapN.xy *= normalScale;
	normal = normalize( tbn * mapN );
#elif defined( USE_BUMPMAP )
	normal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );
#endif`,If=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,Nf=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,Ff=`#ifndef FLAT_SHADED
	vNormal = normalize( transformedNormal );
	#ifdef USE_TANGENT
		vTangent = normalize( transformedTangent );
		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );
	#endif
#endif`,Of=`#ifdef USE_NORMALMAP
	uniform sampler2D normalMap;
	uniform vec2 normalScale;
#endif
#ifdef USE_NORMALMAP_OBJECTSPACE
	uniform mat3 normalMatrix;
#endif
#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )
	mat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {
		vec3 q0 = dFdx( eye_pos.xyz );
		vec3 q1 = dFdy( eye_pos.xyz );
		vec2 st0 = dFdx( uv.st );
		vec2 st1 = dFdy( uv.st );
		vec3 N = surf_norm;
		vec3 q1perp = cross( q1, N );
		vec3 q0perp = cross( N, q0 );
		vec3 T = q1perp * st0.x + q0perp * st1.x;
		vec3 B = q1perp * st0.y + q0perp * st1.y;
		float det = max( dot( T, T ), dot( B, B ) );
		float scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );
		return mat3( T * scale, B * scale, N );
	}
#endif`,kf=`#ifdef USE_CLEARCOAT
	vec3 clearcoatNormal = nonPerturbedNormal;
#endif`,Bf=`#ifdef USE_CLEARCOAT_NORMALMAP
	vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;
	clearcoatMapN.xy *= clearcoatNormalScale;
	clearcoatNormal = normalize( tbn2 * clearcoatMapN );
#endif`,zf=`#ifdef USE_CLEARCOATMAP
	uniform sampler2D clearcoatMap;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform sampler2D clearcoatNormalMap;
	uniform vec2 clearcoatNormalScale;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform sampler2D clearcoatRoughnessMap;
#endif`,Hf=`#ifdef USE_IRIDESCENCEMAP
	uniform sampler2D iridescenceMap;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform sampler2D iridescenceThicknessMap;
#endif`,Vf=`#ifdef OPAQUE
diffuseColor.a = 1.0;
#endif
#ifdef USE_TRANSMISSION
diffuseColor.a *= material.transmissionAlpha;
#endif
gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,Gf=`vec3 packNormalToRGB( const in vec3 normal ) {
	return normalize( normal ) * 0.5 + 0.5;
}
vec3 unpackRGBToNormal( const in vec3 rgb ) {
	return 2.0 * rgb.xyz - 1.0;
}
const float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;
const vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );
const vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );
const float ShiftRight8 = 1. / 256.;
vec4 packDepthToRGBA( const in float v ) {
	vec4 r = vec4( fract( v * PackFactors ), v );
	r.yzw -= r.xyz * ShiftRight8;	return r * PackUpscale;
}
float unpackRGBAToDepth( const in vec4 v ) {
	return dot( v, UnpackFactors );
}
vec2 packDepthToRG( in highp float v ) {
	return packDepthToRGBA( v ).yx;
}
float unpackRGToDepth( const in highp vec2 v ) {
	return unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );
}
vec4 pack2HalfToRGBA( vec2 v ) {
	vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );
	return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );
}
vec2 unpackRGBATo2Half( vec4 v ) {
	return vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );
}
float viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {
	return ( viewZ + near ) / ( near - far );
}
float orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {
	return depth * ( near - far ) - near;
}
float viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {
	return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );
}
float perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {
	return ( near * far ) / ( ( far - near ) * depth - far );
}`,Wf=`#ifdef PREMULTIPLIED_ALPHA
	gl_FragColor.rgb *= gl_FragColor.a;
#endif`,Xf=`vec4 mvPosition = vec4( transformed, 1.0 );
#ifdef USE_BATCHING
	mvPosition = batchingMatrix * mvPosition;
#endif
#ifdef USE_INSTANCING
	mvPosition = instanceMatrix * mvPosition;
#endif
mvPosition = modelViewMatrix * mvPosition;
gl_Position = projectionMatrix * mvPosition;`,qf=`#ifdef DITHERING
	gl_FragColor.rgb = dithering( gl_FragColor.rgb );
#endif`,$f=`#ifdef DITHERING
	vec3 dithering( vec3 color ) {
		float grid_position = rand( gl_FragCoord.xy );
		vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );
		dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );
		return color + dither_shift_RGB;
	}
#endif`,Yf=`float roughnessFactor = roughness;
#ifdef USE_ROUGHNESSMAP
	vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );
	roughnessFactor *= texelRoughness.g;
#endif`,Kf=`#ifdef USE_ROUGHNESSMAP
	uniform sampler2D roughnessMap;
#endif`,Zf=`#if NUM_SPOT_LIGHT_COORDS > 0
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#if NUM_SPOT_LIGHT_MAPS > 0
	uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
		struct SpotLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
		return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );
	}
	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {
		return unpackRGBATo2Half( texture2D( shadow, uv ) );
	}
	float VSMShadow (sampler2D shadow, vec2 uv, float compare ){
		float occlusion = 1.0;
		vec2 distribution = texture2DDistribution( shadow, uv );
		float hard_shadow = step( compare , distribution.x );
		if (hard_shadow != 1.0 ) {
			float distance = compare - distribution.x ;
			float variance = max( 0.00000, distribution.y * distribution.y );
			float softness_probability = variance / (variance + distance * distance );			softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );			occlusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );
		}
		return occlusion;
	}
	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
		float shadow = 1.0;
		shadowCoord.xyz /= shadowCoord.w;
		shadowCoord.z += shadowBias;
		bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
		bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
		if ( frustumTest ) {
		#if defined( SHADOWMAP_TYPE_PCF )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx0 = - texelSize.x * shadowRadius;
			float dy0 = - texelSize.y * shadowRadius;
			float dx1 = + texelSize.x * shadowRadius;
			float dy1 = + texelSize.y * shadowRadius;
			float dx2 = dx0 / 2.0;
			float dy2 = dy0 / 2.0;
			float dx3 = dx1 / 2.0;
			float dy3 = dy1 / 2.0;
			shadow = (
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )
			) * ( 1.0 / 17.0 );
		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx = texelSize.x;
			float dy = texelSize.y;
			vec2 uv = shadowCoord.xy;
			vec2 f = fract( uv * shadowMapSize + 0.5 );
			uv -= f * texelSize;
			shadow = (
				texture2DCompare( shadowMap, uv, shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),
						  f.x ),
					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),
						  f.x ),
					 f.y )
			) * ( 1.0 / 9.0 );
		#elif defined( SHADOWMAP_TYPE_VSM )
			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );
		#else
			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );
		#endif
		}
		return shadow;
	}
	vec2 cubeToUV( vec3 v, float texelSizeY ) {
		vec3 absV = abs( v );
		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );
		absV *= scaleToCube;
		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );
		vec2 planar = v.xy;
		float almostATexel = 1.5 * texelSizeY;
		float almostOne = 1.0 - almostATexel;
		if ( absV.z >= almostOne ) {
			if ( v.z > 0.0 )
				planar.x = 4.0 - v.x;
		} else if ( absV.x >= almostOne ) {
			float signX = sign( v.x );
			planar.x = v.z * signX + 2.0 * signX;
		} else if ( absV.y >= almostOne ) {
			float signY = sign( v.y );
			planar.x = v.x + 2.0 * signY + 2.0;
			planar.y = v.z * signY - 2.0;
		}
		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );
	}
	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
		float shadow = 1.0;
		vec3 lightToPosition = shadowCoord.xyz;
		
		float lightToPositionLength = length( lightToPosition );
		if ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {
			float dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );			dp += shadowBias;
			vec3 bd3D = normalize( lightToPosition );
			vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
			#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
				vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
				shadow = (
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )
				) * ( 1.0 / 9.0 );
			#else
				shadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
			#endif
		}
		return shadow;
	}
#endif`,Jf=`#if NUM_SPOT_LIGHT_COORDS > 0
	uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		struct SpotLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
#endif`,jf=`#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )
	vec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
	vec4 shadowWorldPosition;
#endif
#if defined( USE_SHADOWMAP )
	#if NUM_DIR_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );
			vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );
			vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
#endif
#if NUM_SPOT_LIGHT_COORDS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {
		shadowWorldPosition = worldPosition;
		#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
			shadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;
		#endif
		vSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;
	}
	#pragma unroll_loop_end
#endif`,Qf=`float getShadowMask() {
	float shadow = 1.0;
	#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
		directionalLight = directionalLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {
		spotLight = spotLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
		pointLight = pointLightShadows[ i ];
		shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#endif
	return shadow;
}`,ed=`#ifdef USE_SKINNING
	mat4 boneMatX = getBoneMatrix( skinIndex.x );
	mat4 boneMatY = getBoneMatrix( skinIndex.y );
	mat4 boneMatZ = getBoneMatrix( skinIndex.z );
	mat4 boneMatW = getBoneMatrix( skinIndex.w );
#endif`,td=`#ifdef USE_SKINNING
	uniform mat4 bindMatrix;
	uniform mat4 bindMatrixInverse;
	uniform highp sampler2D boneTexture;
	mat4 getBoneMatrix( const in float i ) {
		int size = textureSize( boneTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
#endif`,nd=`#ifdef USE_SKINNING
	vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );
	vec4 skinned = vec4( 0.0 );
	skinned += boneMatX * skinVertex * skinWeight.x;
	skinned += boneMatY * skinVertex * skinWeight.y;
	skinned += boneMatZ * skinVertex * skinWeight.z;
	skinned += boneMatW * skinVertex * skinWeight.w;
	transformed = ( bindMatrixInverse * skinned ).xyz;
#endif`,id=`#ifdef USE_SKINNING
	mat4 skinMatrix = mat4( 0.0 );
	skinMatrix += skinWeight.x * boneMatX;
	skinMatrix += skinWeight.y * boneMatY;
	skinMatrix += skinWeight.z * boneMatZ;
	skinMatrix += skinWeight.w * boneMatW;
	skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;
	objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;
	#ifdef USE_TANGENT
		objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;
	#endif
#endif`,rd=`float specularStrength;
#ifdef USE_SPECULARMAP
	vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );
	specularStrength = texelSpecular.r;
#else
	specularStrength = 1.0;
#endif`,sd=`#ifdef USE_SPECULARMAP
	uniform sampler2D specularMap;
#endif`,ad=`#if defined( TONE_MAPPING )
	gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );
#endif`,od=`#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
uniform float toneMappingExposure;
vec3 LinearToneMapping( vec3 color ) {
	return saturate( toneMappingExposure * color );
}
vec3 ReinhardToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	return saturate( color / ( vec3( 1.0 ) + color ) );
}
vec3 OptimizedCineonToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	color = max( vec3( 0.0 ), color - 0.004 );
	return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );
}
vec3 RRTAndODTFit( vec3 v ) {
	vec3 a = v * ( v + 0.0245786 ) - 0.000090537;
	vec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;
	return a / b;
}
vec3 ACESFilmicToneMapping( vec3 color ) {
	const mat3 ACESInputMat = mat3(
		vec3( 0.59719, 0.07600, 0.02840 ),		vec3( 0.35458, 0.90834, 0.13383 ),
		vec3( 0.04823, 0.01566, 0.83777 )
	);
	const mat3 ACESOutputMat = mat3(
		vec3(  1.60475, -0.10208, -0.00327 ),		vec3( -0.53108,  1.10813, -0.07276 ),
		vec3( -0.07367, -0.00605,  1.07602 )
	);
	color *= toneMappingExposure / 0.6;
	color = ACESInputMat * color;
	color = RRTAndODTFit( color );
	color = ACESOutputMat * color;
	return saturate( color );
}
const mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(
	vec3( 1.6605, - 0.1246, - 0.0182 ),
	vec3( - 0.5876, 1.1329, - 0.1006 ),
	vec3( - 0.0728, - 0.0083, 1.1187 )
);
const mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(
	vec3( 0.6274, 0.0691, 0.0164 ),
	vec3( 0.3293, 0.9195, 0.0880 ),
	vec3( 0.0433, 0.0113, 0.8956 )
);
vec3 agxDefaultContrastApprox( vec3 x ) {
	vec3 x2 = x * x;
	vec3 x4 = x2 * x2;
	return + 15.5 * x4 * x2
		- 40.14 * x4 * x
		+ 31.96 * x4
		- 6.868 * x2 * x
		+ 0.4298 * x2
		+ 0.1191 * x
		- 0.00232;
}
vec3 AgXToneMapping( vec3 color ) {
	const mat3 AgXInsetMatrix = mat3(
		vec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),
		vec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),
		vec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )
	);
	const mat3 AgXOutsetMatrix = mat3(
		vec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),
		vec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),
		vec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )
	);
	const float AgxMinEv = - 12.47393;	const float AgxMaxEv = 4.026069;
	color *= toneMappingExposure;
	color = LINEAR_SRGB_TO_LINEAR_REC2020 * color;
	color = AgXInsetMatrix * color;
	color = max( color, 1e-10 );	color = log2( color );
	color = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );
	color = clamp( color, 0.0, 1.0 );
	color = agxDefaultContrastApprox( color );
	color = AgXOutsetMatrix * color;
	color = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );
	color = LINEAR_REC2020_TO_LINEAR_SRGB * color;
	color = clamp( color, 0.0, 1.0 );
	return color;
}
vec3 NeutralToneMapping( vec3 color ) {
	const float StartCompression = 0.8 - 0.04;
	const float Desaturation = 0.15;
	color *= toneMappingExposure;
	float x = min( color.r, min( color.g, color.b ) );
	float offset = x < 0.08 ? x - 6.25 * x * x : 0.04;
	color -= offset;
	float peak = max( color.r, max( color.g, color.b ) );
	if ( peak < StartCompression ) return color;
	float d = 1. - StartCompression;
	float newPeak = 1. - d * d / ( peak + d - StartCompression );
	color *= newPeak / peak;
	float g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );
	return mix( color, vec3( newPeak ), g );
}
vec3 CustomToneMapping( vec3 color ) { return color; }`,ld=`#ifdef USE_TRANSMISSION
	material.transmission = transmission;
	material.transmissionAlpha = 1.0;
	material.thickness = thickness;
	material.attenuationDistance = attenuationDistance;
	material.attenuationColor = attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		material.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;
	#endif
	#ifdef USE_THICKNESSMAP
		material.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;
	#endif
	vec3 pos = vWorldPosition;
	vec3 v = normalize( cameraPosition - pos );
	vec3 n = inverseTransformDirection( normal, viewMatrix );
	vec4 transmitted = getIBLVolumeRefraction(
		n, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,
		pos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,
		material.attenuationColor, material.attenuationDistance );
	material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );
	totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );
#endif`,cd=`#ifdef USE_TRANSMISSION
	uniform float transmission;
	uniform float thickness;
	uniform float attenuationDistance;
	uniform vec3 attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		uniform sampler2D transmissionMap;
	#endif
	#ifdef USE_THICKNESSMAP
		uniform sampler2D thicknessMap;
	#endif
	uniform vec2 transmissionSamplerSize;
	uniform sampler2D transmissionSamplerMap;
	uniform mat4 modelMatrix;
	uniform mat4 projectionMatrix;
	varying vec3 vWorldPosition;
	float w0( float a ) {
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );
	}
	float w1( float a ) {
		return ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );
	}
	float w2( float a ){
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );
	}
	float w3( float a ) {
		return ( 1.0 / 6.0 ) * ( a * a * a );
	}
	float g0( float a ) {
		return w0( a ) + w1( a );
	}
	float g1( float a ) {
		return w2( a ) + w3( a );
	}
	float h0( float a ) {
		return - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );
	}
	float h1( float a ) {
		return 1.0 + w3( a ) / ( w2( a ) + w3( a ) );
	}
	vec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {
		uv = uv * texelSize.zw + 0.5;
		vec2 iuv = floor( uv );
		vec2 fuv = fract( uv );
		float g0x = g0( fuv.x );
		float g1x = g1( fuv.x );
		float h0x = h0( fuv.x );
		float h1x = h1( fuv.x );
		float h0y = h0( fuv.y );
		float h1y = h1( fuv.y );
		vec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		vec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		return g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +
			g1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );
	}
	vec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {
		vec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );
		vec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );
		vec2 fLodSizeInv = 1.0 / fLodSize;
		vec2 cLodSizeInv = 1.0 / cLodSize;
		vec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );
		vec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );
		return mix( fSample, cSample, fract( lod ) );
	}
	vec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {
		vec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );
		vec3 modelScale;
		modelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );
		modelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );
		modelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );
		return normalize( refractionVector ) * thickness * modelScale;
	}
	float applyIorToRoughness( const in float roughness, const in float ior ) {
		return roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );
	}
	vec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {
		float lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );
		return textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );
	}
	vec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {
		if ( isinf( attenuationDistance ) ) {
			return vec3( 1.0 );
		} else {
			vec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;
			vec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );			return transmittance;
		}
	}
	vec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,
		const in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,
		const in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,
		const in vec3 attenuationColor, const in float attenuationDistance ) {
		vec4 transmittedLight;
		vec3 transmittance;
		#ifdef USE_DISPERSION
			float halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;
			vec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );
			for ( int i = 0; i < 3; i ++ ) {
				vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );
				vec3 refractedRayExit = position + transmissionRay;
		
				vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
				vec2 refractionCoords = ndcPos.xy / ndcPos.w;
				refractionCoords += 1.0;
				refractionCoords /= 2.0;
		
				vec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );
				transmittedLight[ i ] = transmissionSample[ i ];
				transmittedLight.a += transmissionSample.a;
				transmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];
			}
			transmittedLight.a /= 3.0;
		
		#else
		
			vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );
			vec3 refractedRayExit = position + transmissionRay;
			vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
			vec2 refractionCoords = ndcPos.xy / ndcPos.w;
			refractionCoords += 1.0;
			refractionCoords /= 2.0;
			transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );
			transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );
		
		#endif
		vec3 attenuatedColor = transmittance * transmittedLight.rgb;
		vec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );
		float transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;
		return vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );
	}
#endif`,ud=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_SPECULARMAP
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,hd=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	uniform mat3 mapTransform;
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	uniform mat3 alphaMapTransform;
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	uniform mat3 lightMapTransform;
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	uniform mat3 aoMapTransform;
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	uniform mat3 bumpMapTransform;
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	uniform mat3 normalMapTransform;
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_DISPLACEMENTMAP
	uniform mat3 displacementMapTransform;
	varying vec2 vDisplacementMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	uniform mat3 emissiveMapTransform;
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	uniform mat3 metalnessMapTransform;
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	uniform mat3 roughnessMapTransform;
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	uniform mat3 anisotropyMapTransform;
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	uniform mat3 clearcoatMapTransform;
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform mat3 clearcoatNormalMapTransform;
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform mat3 clearcoatRoughnessMapTransform;
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	uniform mat3 sheenColorMapTransform;
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	uniform mat3 sheenRoughnessMapTransform;
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	uniform mat3 iridescenceMapTransform;
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform mat3 iridescenceThicknessMapTransform;
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SPECULARMAP
	uniform mat3 specularMapTransform;
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	uniform mat3 specularColorMapTransform;
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	uniform mat3 specularIntensityMapTransform;
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,fd=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	vUv = vec3( uv, 1 ).xy;
#endif
#ifdef USE_MAP
	vMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ALPHAMAP
	vAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_LIGHTMAP
	vLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_AOMAP
	vAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_BUMPMAP
	vBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_NORMALMAP
	vNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_DISPLACEMENTMAP
	vDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_EMISSIVEMAP
	vEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_METALNESSMAP
	vMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ROUGHNESSMAP
	vRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ANISOTROPYMAP
	vAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOATMAP
	vClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	vClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	vClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCEMAP
	vIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	vIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_COLORMAP
	vSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	vSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULARMAP
	vSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_COLORMAP
	vSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	vSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_TRANSMISSIONMAP
	vTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_THICKNESSMAP
	vThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;
#endif`,dd=`#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0
	vec4 worldPosition = vec4( transformed, 1.0 );
	#ifdef USE_BATCHING
		worldPosition = batchingMatrix * worldPosition;
	#endif
	#ifdef USE_INSTANCING
		worldPosition = instanceMatrix * worldPosition;
	#endif
	worldPosition = modelMatrix * worldPosition;
#endif`;const pd=`varying vec2 vUv;
uniform mat3 uvTransform;
void main() {
	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	gl_Position = vec4( position.xy, 1.0, 1.0 );
}`,md=`uniform sampler2D t2D;
uniform float backgroundIntensity;
varying vec2 vUv;
void main() {
	vec4 texColor = texture2D( t2D, vUv );
	#ifdef DECODE_VIDEO_TEXTURE
		texColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,_d=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,gd=`#ifdef ENVMAP_TYPE_CUBE
	uniform samplerCube envMap;
#elif defined( ENVMAP_TYPE_CUBE_UV )
	uniform sampler2D envMap;
#endif
uniform float flipEnvMap;
uniform float backgroundBlurriness;
uniform float backgroundIntensity;
uniform mat3 backgroundRotation;
varying vec3 vWorldDirection;
#include <cube_uv_reflection_fragment>
void main() {
	#ifdef ENVMAP_TYPE_CUBE
		vec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );
	#elif defined( ENVMAP_TYPE_CUBE_UV )
		vec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );
	#else
		vec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,vd=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,xd=`uniform samplerCube tCube;
uniform float tFlip;
uniform float opacity;
varying vec3 vWorldDirection;
void main() {
	vec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );
	gl_FragColor = texColor;
	gl_FragColor.a *= opacity;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,Sd=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
varying vec2 vHighPrecisionZW;
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#include <morphinstance_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vHighPrecisionZW = gl_Position.zw;
}`,Md=`#if DEPTH_PACKING == 3200
	uniform float opacity;
#endif
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
varying vec2 vHighPrecisionZW;
void main() {
	vec4 diffuseColor = vec4( 1.0 );
	#include <clipping_planes_fragment>
	#if DEPTH_PACKING == 3200
		diffuseColor.a = opacity;
	#endif
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <logdepthbuf_fragment>
	float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;
	#if DEPTH_PACKING == 3200
		gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );
	#elif DEPTH_PACKING == 3201
		gl_FragColor = packDepthToRGBA( fragCoordZ );
	#endif
}`,yd=`#define DISTANCE
varying vec3 vWorldPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#include <morphinstance_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <worldpos_vertex>
	#include <clipping_planes_vertex>
	vWorldPosition = worldPosition.xyz;
}`,Ed=`#define DISTANCE
uniform vec3 referencePosition;
uniform float nearDistance;
uniform float farDistance;
varying vec3 vWorldPosition;
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <clipping_planes_pars_fragment>
void main () {
	vec4 diffuseColor = vec4( 1.0 );
	#include <clipping_planes_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	float dist = length( vWorldPosition - referencePosition );
	dist = ( dist - nearDistance ) / ( farDistance - nearDistance );
	dist = saturate( dist );
	gl_FragColor = packDepthToRGBA( dist );
}`,Td=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
}`,Ad=`uniform sampler2D tEquirect;
varying vec3 vWorldDirection;
#include <common>
void main() {
	vec3 direction = normalize( vWorldDirection );
	vec2 sampleUV = equirectUv( direction );
	gl_FragColor = texture2D( tEquirect, sampleUV );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,bd=`uniform float scale;
attribute float lineDistance;
varying float vLineDistance;
#include <common>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	vLineDistance = scale * lineDistance;
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,wd=`uniform vec3 diffuse;
uniform float opacity;
uniform float dashSize;
uniform float totalSize;
varying float vLineDistance;
#include <common>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	if ( mod( vLineDistance, totalSize ) > dashSize ) {
		discard;
	}
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,Rd=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinbase_vertex>
		#include <skinnormal_vertex>
		#include <defaultnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <fog_vertex>
}`,Cd=`uniform vec3 diffuse;
uniform float opacity;
#ifndef FLAT_SHADED
	varying vec3 vNormal;
#endif
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		reflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;
	#else
		reflectedLight.indirectDiffuse += vec3( 1.0 );
	#endif
	#include <aomap_fragment>
	reflectedLight.indirectDiffuse *= diffuseColor.rgb;
	vec3 outgoingLight = reflectedLight.indirectDiffuse;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,Pd=`#define LAMBERT
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,Ld=`#define LAMBERT
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_lambert_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_lambert_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,Dd=`#define MATCAP
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <displacementmap_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
	vViewPosition = - mvPosition.xyz;
}`,Ud=`#define MATCAP
uniform vec3 diffuse;
uniform float opacity;
uniform sampler2D matcap;
varying vec3 vViewPosition;
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	vec3 viewDir = normalize( vViewPosition );
	vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );
	vec3 y = cross( viewDir, x );
	vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;
	#ifdef USE_MATCAP
		vec4 matcapColor = texture2D( matcap, uv );
	#else
		vec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );
	#endif
	vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,Id=`#define NORMAL
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	vViewPosition = - mvPosition.xyz;
#endif
}`,Nd=`#define NORMAL
uniform float opacity;
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <packing>
#include <uv_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	gl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );
	#ifdef OPAQUE
		gl_FragColor.a = 1.0;
	#endif
}`,Fd=`#define PHONG
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,Od=`#define PHONG
uniform vec3 diffuse;
uniform vec3 emissive;
uniform vec3 specular;
uniform float shininess;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_phong_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_phong_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,kd=`#define STANDARD
varying vec3 vViewPosition;
#ifdef USE_TRANSMISSION
	varying vec3 vWorldPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
#ifdef USE_TRANSMISSION
	vWorldPosition = worldPosition.xyz;
#endif
}`,Bd=`#define STANDARD
#ifdef PHYSICAL
	#define IOR
	#define USE_SPECULAR
#endif
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float roughness;
uniform float metalness;
uniform float opacity;
#ifdef IOR
	uniform float ior;
#endif
#ifdef USE_SPECULAR
	uniform float specularIntensity;
	uniform vec3 specularColor;
	#ifdef USE_SPECULAR_COLORMAP
		uniform sampler2D specularColorMap;
	#endif
	#ifdef USE_SPECULAR_INTENSITYMAP
		uniform sampler2D specularIntensityMap;
	#endif
#endif
#ifdef USE_CLEARCOAT
	uniform float clearcoat;
	uniform float clearcoatRoughness;
#endif
#ifdef USE_DISPERSION
	uniform float dispersion;
#endif
#ifdef USE_IRIDESCENCE
	uniform float iridescence;
	uniform float iridescenceIOR;
	uniform float iridescenceThicknessMinimum;
	uniform float iridescenceThicknessMaximum;
#endif
#ifdef USE_SHEEN
	uniform vec3 sheenColor;
	uniform float sheenRoughness;
	#ifdef USE_SHEEN_COLORMAP
		uniform sampler2D sheenColorMap;
	#endif
	#ifdef USE_SHEEN_ROUGHNESSMAP
		uniform sampler2D sheenRoughnessMap;
	#endif
#endif
#ifdef USE_ANISOTROPY
	uniform vec2 anisotropyVector;
	#ifdef USE_ANISOTROPYMAP
		uniform sampler2D anisotropyMap;
	#endif
#endif
varying vec3 vViewPosition;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <iridescence_fragment>
#include <cube_uv_reflection_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_physical_pars_fragment>
#include <fog_pars_fragment>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_physical_pars_fragment>
#include <transmission_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <clearcoat_pars_fragment>
#include <iridescence_pars_fragment>
#include <roughnessmap_pars_fragment>
#include <metalnessmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <roughnessmap_fragment>
	#include <metalnessmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <clearcoat_normal_fragment_begin>
	#include <clearcoat_normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_physical_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;
	vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;
	#include <transmission_fragment>
	vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;
	#ifdef USE_SHEEN
		float sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );
		outgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;
	#endif
	#ifdef USE_CLEARCOAT
		float dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );
		vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );
		outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;
	#endif
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,zd=`#define TOON
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,Hd=`#define TOON
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <gradientmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_toon_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_toon_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,Vd=`uniform float size;
uniform float scale;
#include <common>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
#ifdef USE_POINTS_UV
	varying vec2 vUv;
	uniform mat3 uvTransform;
#endif
void main() {
	#ifdef USE_POINTS_UV
		vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	#endif
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	gl_PointSize = size;
	#ifdef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );
	#endif
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <fog_vertex>
}`,Gd=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <color_pars_fragment>
#include <map_particle_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_particle_fragment>
	#include <color_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,Wd=`#include <common>
#include <batching_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <shadowmap_pars_vertex>
void main() {
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,Xd=`uniform vec3 color;
uniform float opacity;
#include <common>
#include <packing>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <logdepthbuf_pars_fragment>
#include <shadowmap_pars_fragment>
#include <shadowmask_pars_fragment>
void main() {
	#include <logdepthbuf_fragment>
	gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
}`,qd=`uniform float rotation;
uniform vec2 center;
#include <common>
#include <uv_pars_vertex>
#include <fog_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	vec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );
	vec2 scale;
	scale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );
	scale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );
	#ifndef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) scale *= - mvPosition.z;
	#endif
	vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;
	vec2 rotatedPosition;
	rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;
	rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;
	mvPosition.xy += rotatedPosition;
	gl_Position = projectionMatrix * mvPosition;
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,$d=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
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Ve(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new we},alphaMap:{value:null},alphaMapTransform:{value:new we},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new we}},envmap:{envMap:{value:null},envMapRotation:{value:new we},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new we}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new we}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new we},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new we},normalScale:{value:new Se(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new we},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new 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Ve(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new we},alphaTest:{value:0},uvTransform:{value:new we}},sprite:{diffuse:{value:new Ve(16777215)},opacity:{value:1},center:{value:new Se(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new we},alphaMap:{value:null},alphaMapTransform:{value:new we},alphaTest:{value:0}}},qt={basic:{uniforms:St([ne.common,ne.specularmap,ne.envmap,ne.aomap,ne.lightmap,ne.fog]),vertexShader:be.meshbasic_vert,fragmentShader:be.meshbasic_frag},lambert:{uniforms:St([ne.common,ne.specularmap,ne.envmap,ne.aomap,ne.lightmap,ne.emissivemap,ne.bumpmap,ne.normalmap,ne.displacementmap,ne.fog,ne.lights,{emissive:{value:new Ve(0)}}]),vertexShader:be.meshlambert_vert,fragmentShader:be.meshlambert_frag},phong:{uniforms:St([ne.common,ne.specularmap,ne.envmap,ne.aomap,ne.lightmap,ne.emissivemap,ne.bumpmap,ne.normalmap,ne.displacementmap,ne.fog,ne.lights,{emissive:{value:new Ve(0)},specular:{value:new Ve(1118481)},shininess:{value:30}}]),vertexShader:be.meshphong_vert,fragmentShader:be.meshphong_frag},standard:{uniforms:St([ne.common,ne.envmap,ne.aomap,ne.lightmap,ne.emissivemap,ne.bumpmap,ne.normalmap,ne.displacementmap,ne.roughnessmap,ne.metalnessmap,ne.fog,ne.lights,{emissive:{value:new Ve(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:be.meshphysical_vert,fragmentShader:be.meshphysical_frag},toon:{uniforms:St([ne.common,ne.aomap,ne.lightmap,ne.emissivemap,ne.bumpmap,ne.normalmap,ne.displacementmap,ne.gradientmap,ne.fog,ne.lights,{emissive:{value:new 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we},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:be.background_vert,fragmentShader:be.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new we}},vertexShader:be.backgroundCube_vert,fragmentShader:be.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:be.cube_vert,fragmentShader:be.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:be.equirect_vert,fragmentShader:be.equirect_frag},distanceRGBA:{uniforms:St([ne.common,ne.displacementmap,{referencePosition:{value:new D},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:be.distanceRGBA_vert,fragmentShader:be.distanceRGBA_frag},shadow:{uniforms:St([ne.lights,ne.fog,{color:{value:new Ve(0)},opacity:{value:1}}]),vertexShader:be.shadow_vert,fragmentShader:be.shadow_frag}};qt.physical={uniforms:St([qt.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new we},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new we},clearcoatNormalScale:{value:new Se(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new we},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new we},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new we},sheen:{value:0},sheenColor:{value:new Ve(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new we},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new 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l(w){if(w==="highp"){if(i.getShaderPrecisionFormat(i.VERTEX_SHADER,i.HIGH_FLOAT).precision>0&&i.getShaderPrecisionFormat(i.FRAGMENT_SHADER,i.HIGH_FLOAT).precision>0)return"highp";w="mediump"}return w==="mediump"&&i.getShaderPrecisionFormat(i.VERTEX_SHADER,i.MEDIUM_FLOAT).precision>0&&i.getShaderPrecisionFormat(i.FRAGMENT_SHADER,i.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}let c=t.precision!==void 0?t.precision:"highp";const u=l(c);u!==c&&(console.warn("THREE.WebGLRenderer:",c,"not supported, using",u,"instead."),c=u);const h=t.logarithmicDepthBuffer===!0,f=i.getParameter(i.MAX_TEXTURE_IMAGE_UNITS),d=i.getParameter(i.MAX_VERTEX_TEXTURE_IMAGE_UNITS),_=i.getParameter(i.MAX_TEXTURE_SIZE),g=i.getParameter(i.MAX_CUBE_MAP_TEXTURE_SIZE),m=i.getParameter(i.MAX_VERTEX_ATTRIBS),p=i.getParameter(i.MAX_VERTEX_UNIFORM_VECTORS),E=i.getParameter(i.MAX_VARYING_VECTORS),M=i.getParameter(i.MAX_FRAGMENT_UNIFORM_VECTORS),T=d>0,N=i.getParameter(i.MAX_SAMPLES);return{isWebGL2:!0,getMaxAnisotropy:s,getMaxPrecision:l,textureFormatReadable:a,textureTypeReadable:o,precision:c,logarithmicDepthBuffer:h,maxTextures:f,maxVertexTextures:d,maxTextureSize:_,maxCubemapSize:g,maxAttributes:m,maxVertexUniforms:p,maxVaryings:E,maxFragmentUniforms:M,vertexTextures:T,maxSamples:N}}function Qd(i){const e=this;let t=null,n=0,r=!1,s=!1;const a=new Fn,o=new we,l={value:null,needsUpdate:!1};this.uniform=l,this.numPlanes=0,this.numIntersection=0,this.init=function(h,f){const d=h.length!==0||f||n!==0||r;return r=f,n=h.length,d},this.beginShadows=function(){s=!0,u(null)},this.endShadows=function(){s=!1},this.setGlobalState=function(h,f){t=u(h,f,0)},this.setState=function(h,f,d){const _=h.clippingPlanes,g=h.clipIntersection,m=h.clipShadows,p=i.get(h);if(!r||_===null||_.length===0||s&&!m)s?u(null):c();else{const E=s?0:n,M=E*4;let T=p.clippingState||null;l.value=T,T=u(_,f,M,d);for(let N=0;N!==M;++N)T[N]=t[N];p.clippingState=T,this.numIntersection=g?this.numPlanes:0,this.numPlanes+=E}};function c(){l.value!==t&&(l.value=t,l.needsUpdate=n>0),e.numPlanes=n,e.numIntersection=0}function u(h,f,d,_){const g=h!==null?h.length:0;let m=null;if(g!==0){if(m=l.value,_!==!0||m===null){const p=d+g*4,E=f.matrixWorldInverse;o.getNormalMatrix(E),(m===null||m.length<p)&&(m=new Float32Array(p));for(let M=0,T=d;M!==g;++M,T+=4)a.copy(h[M]).applyMatrix4(E,o),a.normal.toArray(m,T),m[T+3]=a.constant}l.value=m,l.needsUpdate=!0}return e.numPlanes=g,e.numIntersection=0,m}}function ep(i){let e=new WeakMap;function t(a,o){return o===Hs?a.mapping=mi:o===Vs&&(a.mapping=_i),a}function n(a){if(a&&a.isTexture){const o=a.mapping;if(o===Hs||o===Vs)if(e.has(a)){const l=e.get(a).texture;return t(l,a.mapping)}else{const l=a.image;if(l&&l.height>0){const c=new uh(l.height);return c.fromEquirectangularTexture(i,a),e.set(a,c),a.addEventListener("dispose",r),t(c.texture,a.mapping)}else return null}}return a}function r(a){const o=a.target;o.removeEventListener("dispose",r);const l=e.get(o);l!==void 0&&(e.delete(o),l.dispose())}function s(){e=new WeakMap}return{get:n,dispose:s}}class Yl extends Wl{constructor(e=-1,t=1,n=1,r=-1,s=.1,a=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=n,this.bottom=r,this.near=s,this.far=a,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=e.view===null?null:Object.assign({},e.view),this}setViewOffset(e,t,n,r,s,a){this.view===null&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=r,this.view.width=s,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,r=(this.top+this.bottom)/2;let s=n-e,a=n+e,o=r+t,l=r-t;if(this.view!==null&&this.view.enabled){const c=(this.right-this.left)/this.view.fullWidth/this.zoom,u=(this.top-this.bottom)/this.view.fullHeight/this.zoom;s+=c*this.view.offsetX,a=s+c*this.view.width,o-=u*this.view.offsetY,l=o-u*this.view.height}this.projectionMatrix.makeOrthographic(s,a,o,l,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,this.view!==null&&(t.object.view=Object.assign({},this.view)),t}}const ui=4,Do=[.125,.215,.35,.446,.526,.582],zn=20,Es=new Yl,Uo=new Ve;let Ts=null,As=0,bs=0,ws=!1;const On=(1+Math.sqrt(5))/2,ci=1/On,Io=[new D(-On,ci,0),new D(On,ci,0),new D(-ci,0,On),new D(ci,0,On),new D(0,On,-ci),new D(0,On,ci),new D(-1,1,-1),new D(1,1,-1),new D(-1,1,1),new D(1,1,1)];class No{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(e,t=0,n=.1,r=100){Ts=this._renderer.getRenderTarget(),As=this._renderer.getActiveCubeFace(),bs=this._renderer.getActiveMipmapLevel(),ws=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(256);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,n,r,s),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){this._cubemapMaterial===null&&(this._cubemapMaterial=ko(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){this._equirectMaterial===null&&(this._equirectMaterial=Oo(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),this._cubemapMaterial!==null&&this._cubemapMaterial.dispose(),this._equirectMaterial!==null&&this._equirectMaterial.dispose()}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){this._blurMaterial!==null&&this._blurMaterial.dispose(),this._pingPongRenderTarget!==null&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}_cleanup(e){this._renderer.setRenderTarget(Ts,As,bs),this._renderer.xr.enabled=ws,e.scissorTest=!1,_r(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===mi||e.mapping===_i?this._setSize(e.image.length===0?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),Ts=this._renderer.getRenderTarget(),As=this._renderer.getActiveCubeFace(),bs=this._renderer.getActiveMipmapLevel(),ws=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;const n=t||this._allocateTargets();return this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,n={magFilter:zt,minFilter:zt,generateMipmaps:!1,type:zr,format:Kt,colorSpace:bn,depthBuffer:!1},r=Fo(e,t,n);if(this._pingPongRenderTarget===null||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){this._pingPongRenderTarget!==null&&this._dispose(),this._pingPongRenderTarget=Fo(e,t,n);const{_lodMax:s}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=tp(s)),this._blurMaterial=np(s,e,t)}return r}_compileMaterial(e){const t=new Ht(this._lodPlanes[0],e);this._renderer.compile(t,Es)}_sceneToCubeUV(e,t,n,r){const o=new Ot(90,1,t,n),l=[1,-1,1,1,1,1],c=[1,1,1,-1,-1,-1],u=this._renderer,h=u.autoClear,f=u.toneMapping;u.getClearColor(Uo),u.toneMapping=En,u.autoClear=!1;const d=new zl({name:"PMREM.Background",side:Et,depthWrite:!1,depthTest:!1}),_=new Ht(new Hi,d);let g=!1;const m=e.background;m?m.isColor&&(d.color.copy(m),e.background=null,g=!0):(d.color.copy(Uo),g=!0);for(let p=0;p<6;p++){const E=p%3;E===0?(o.up.set(0,l[p],0),o.lookAt(c[p],0,0)):E===1?(o.up.set(0,0,l[p]),o.lookAt(0,c[p],0)):(o.up.set(0,l[p],0),o.lookAt(0,0,c[p]));const M=this._cubeSize;_r(r,E*M,p>2?M:0,M,M),u.setRenderTarget(r),g&&u.render(_,o),u.render(e,o)}_.geometry.dispose(),_.material.dispose(),u.toneMapping=f,u.autoClear=h,e.background=m}_textureToCubeUV(e,t){const n=this._renderer,r=e.mapping===mi||e.mapping===_i;r?(this._cubemapMaterial===null&&(this._cubemapMaterial=ko()),this._cubemapMaterial.uniforms.flipEnvMap.value=e.isRenderTargetTexture===!1?-1:1):this._equirectMaterial===null&&(this._equirectMaterial=Oo());const s=r?this._cubemapMaterial:this._equirectMaterial,a=new Ht(this._lodPlanes[0],s),o=s.uniforms;o.envMap.value=e;const l=this._cubeSize;_r(t,0,0,3*l,2*l),n.setRenderTarget(t),n.render(a,Es)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const r=this._lodPlanes.length;for(let s=1;s<r;s++){const a=Math.sqrt(this._sigmas[s]*this._sigmas[s]-this._sigmas[s-1]*this._sigmas[s-1]),o=Io[(r-s-1)%Io.length];this._blur(e,s-1,s,a,o)}t.autoClear=n}_blur(e,t,n,r,s){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,r,"latitudinal",s),this._halfBlur(a,e,n,n,r,"longitudinal",s)}_halfBlur(e,t,n,r,s,a,o){const l=this._renderer,c=this._blurMaterial;a!=="latitudinal"&&a!=="longitudinal"&&console.error("blur direction must be either latitudinal or longitudinal!");const u=3,h=new Ht(this._lodPlanes[r],c),f=c.uniforms,d=this._sizeLods[n]-1,_=isFinite(s)?Math.PI/(2*d):2*Math.PI/(2*zn-1),g=s/_,m=isFinite(s)?1+Math.floor(u*g):zn;m>zn&&console.warn(`sigmaRadians, ${s}, is too large and will clip, as it requested ${m} samples when the maximum is set to ${zn}`);const p=[];let E=0;for(let b=0;b<zn;++b){const I=b/g,y=Math.exp(-I*I/2);p.push(y),b===0?E+=y:b<m&&(E+=2*y)}for(let b=0;b<p.length;b++)p[b]=p[b]/E;f.envMap.value=e.texture,f.samples.value=m,f.weights.value=p,f.latitudinal.value=a==="latitudinal",o&&(f.poleAxis.value=o);const{_lodMax:M}=this;f.dTheta.value=_,f.mipInt.value=M-n;const T=this._sizeLods[r],N=3*T*(r>M-ui?r-M+ui:0),w=4*(this._cubeSize-T);_r(t,N,w,3*T,2*T),l.setRenderTarget(t),l.render(h,Es)}}function tp(i){const e=[],t=[],n=[];let r=i;const s=i-ui+1+Do.length;for(let a=0;a<s;a++){const o=Math.pow(2,r);t.push(o);let l=1/o;a>i-ui?l=Do[a-i+ui-1]:a===0&&(l=0),n.push(l);const c=1/(o-2),u=-c,h=1+c,f=[u,u,h,u,h,h,u,u,h,h,u,h],d=6,_=6,g=3,m=2,p=1,E=new Float32Array(g*_*d),M=new Float32Array(m*_*d),T=new Float32Array(p*_*d);for(let w=0;w<d;w++){const b=w%3*2/3-1,I=w>2?0:-1,y=[b,I,0,b+2/3,I,0,b+2/3,I+1,0,b,I,0,b+2/3,I+1,0,b,I+1,0];E.set(y,g*_*w),M.set(f,m*_*w);const x=[w,w,w,w,w,w];T.set(x,p*_*w)}const N=new wn;N.setAttribute("position",new Vt(E,g)),N.setAttribute("uv",new Vt(M,m)),N.setAttribute("faceIndex",new Vt(T,p)),e.push(N),r>ui&&r--}return{lodPlanes:e,sizeLods:t,sigmas:n}}function Fo(i,e,t){const n=new Gn(i,e,t);return n.texture.mapping=Br,n.texture.name="PMREM.cubeUv",n.scissorTest=!0,n}function _r(i,e,t,n,r){i.viewport.set(e,t,n,r),i.scissor.set(e,t,n,r)}function np(i,e,t){const n=new Float32Array(zn),r=new D(0,1,0);return new hn({name:"SphericalGaussianBlur",defines:{n:zn,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${i}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:n},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:ia(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;
			uniform int samples;
			uniform float weights[ n ];
			uniform bool latitudinal;
			uniform float dTheta;
			uniform float mipInt;
			uniform vec3 poleAxis;

			#define ENVMAP_TYPE_CUBE_UV
			#include <cube_uv_reflection_fragment>

			vec3 getSample( float theta, vec3 axis ) {

				float cosTheta = cos( theta );
				// Rodrigues' axis-angle rotation
				vec3 sampleDirection = vOutputDirection * cosTheta
					+ cross( axis, vOutputDirection ) * sin( theta )
					+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );

				return bilinearCubeUV( envMap, sampleDirection, mipInt );

			}

			void main() {

				vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );

				if ( all( equal( axis, vec3( 0.0 ) ) ) ) {

					axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );

				}

				axis = normalize( axis );

				gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );
				gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );

				for ( int i = 1; i < n; i++ ) {

					if ( i >= samples ) {

						break;

					}

					float theta = dTheta * float( i );
					gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );
					gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );

				}

			}
		`,blending:yn,depthTest:!1,depthWrite:!1})}function Oo(){return new hn({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:ia(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;

			#include <common>

			void main() {

				vec3 outputDirection = normalize( vOutputDirection );
				vec2 uv = equirectUv( outputDirection );

				gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );

			}
		`,blending:yn,depthTest:!1,depthWrite:!1})}function ko(){return new hn({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:ia(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			uniform float flipEnvMap;

			varying vec3 vOutputDirection;

			uniform samplerCube envMap;

			void main() {

				gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );

			}
		`,blending:yn,depthTest:!1,depthWrite:!1})}function ia(){return`

		precision mediump float;
		precision mediump int;

		attribute float faceIndex;

		varying vec3 vOutputDirection;

		// RH coordinate system; PMREM face-indexing convention
		vec3 getDirection( vec2 uv, float face ) {

			uv = 2.0 * uv - 1.0;

			vec3 direction = vec3( uv, 1.0 );

			if ( face == 0.0 ) {

				direction = direction.zyx; // ( 1, v, u ) pos x

			} else if ( face == 1.0 ) {

				direction = direction.xzy;
				direction.xz *= -1.0; // ( -u, 1, -v ) pos y

			} else if ( face == 2.0 ) {

				direction.x *= -1.0; // ( -u, v, 1 ) pos z

			} else if ( face == 3.0 ) {

				direction = direction.zyx;
				direction.xz *= -1.0; // ( -1, v, -u ) neg x

			} else if ( face == 4.0 ) {

				direction = direction.xzy;
				direction.xy *= -1.0; // ( -u, -1, v ) neg y

			} else if ( face == 5.0 ) {

				direction.z *= -1.0; // ( u, v, -1 ) neg z

			}

			return direction;

		}

		void main() {

			vOutputDirection = getDirection( uv, faceIndex );
			gl_Position = vec4( position, 1.0 );

		}
	`}function ip(i){let e=new WeakMap,t=null;function n(o){if(o&&o.isTexture){const l=o.mapping,c=l===Hs||l===Vs,u=l===mi||l===_i;if(c||u){let h=e.get(o);const f=h!==void 0?h.texture.pmremVersion:0;if(o.isRenderTargetTexture&&o.pmremVersion!==f)return t===null&&(t=new No(i)),h=c?t.fromEquirectangular(o,h):t.fromCubemap(o,h),h.texture.pmremVersion=o.pmremVersion,e.set(o,h),h.texture;if(h!==void 0)return h.texture;{const d=o.image;return c&&d&&d.height>0||u&&d&&r(d)?(t===null&&(t=new No(i)),h=c?t.fromEquirectangular(o):t.fromCubemap(o),h.texture.pmremVersion=o.pmremVersion,e.set(o,h),o.addEventListener("dispose",s),h.texture):null}}}return o}function r(o){let l=0;const c=6;for(let u=0;u<c;u++)o[u]!==void 0&&l++;return l===c}function s(o){const l=o.target;l.removeEventListener("dispose",s);const c=e.get(l);c!==void 0&&(e.delete(l),c.dispose())}function a(){e=new WeakMap,t!==null&&(t.dispose(),t=null)}return{get:n,dispose:a}}function rp(i){const e={};function t(n){if(e[n]!==void 0)return e[n];let r;switch(n){case"WEBGL_depth_texture":r=i.getExtension("WEBGL_depth_texture")||i.getExtension("MOZ_WEBGL_depth_texture")||i.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":r=i.getExtension("EXT_texture_filter_anisotropic")||i.getExtension("MOZ_EXT_texture_filter_anisotropic")||i.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":r=i.getExtension("WEBGL_compressed_texture_s3tc")||i.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||i.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":r=i.getExtension("WEBGL_compressed_texture_pvrtc")||i.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:r=i.getExtension(n)}return e[n]=r,r}return{has:function(n){return t(n)!==null},init:function(){t("EXT_color_buffer_float"),t("WEBGL_clip_cull_distance"),t("OES_texture_float_linear"),t("EXT_color_buffer_half_float"),t("WEBGL_multisampled_render_to_texture"),t("WEBGL_render_shared_exponent")},get:function(n){const r=t(n);return r===null&&Nl("THREE.WebGLRenderer: "+n+" extension not supported."),r}}}function sp(i,e,t,n){const r={},s=new WeakMap;function a(h){const f=h.target;f.index!==null&&e.remove(f.index);for(const _ in f.attributes)e.remove(f.attributes[_]);for(const _ in f.morphAttributes){const g=f.morphAttributes[_];for(let m=0,p=g.length;m<p;m++)e.remove(g[m])}f.removeEventListener("dispose",a),delete r[f.id];const d=s.get(f);d&&(e.remove(d),s.delete(f)),n.releaseStatesOfGeometry(f),f.isInstancedBufferGeometry===!0&&delete f._maxInstanceCount,t.memory.geometries--}function o(h,f){return r[f.id]===!0||(f.addEventListener("dispose",a),r[f.id]=!0,t.memory.geometries++),f}function l(h){const f=h.attributes;for(const _ in f)e.update(f[_],i.ARRAY_BUFFER);const d=h.morphAttributes;for(const _ in d){const g=d[_];for(let m=0,p=g.length;m<p;m++)e.update(g[m],i.ARRAY_BUFFER)}}function c(h){const f=[],d=h.index,_=h.attributes.position;let g=0;if(d!==null){const E=d.array;g=d.version;for(let M=0,T=E.length;M<T;M+=3){const N=E[M+0],w=E[M+1],b=E[M+2];f.push(N,w,w,b,b,N)}}else if(_!==void 0){const E=_.array;g=_.version;for(let M=0,T=E.length/3-1;M<T;M+=3){const N=M+0,w=M+1,b=M+2;f.push(N,w,w,b,b,N)}}else return;const m=new(Il(f)?Vl:Hl)(f,1);m.version=g;const p=s.get(h);p&&e.remove(p),s.set(h,m)}function u(h){const f=s.get(h);if(f){const d=h.index;d!==null&&f.version<d.version&&c(h)}else c(h);return s.get(h)}return{get:o,update:l,getWireframeAttribute:u}}function ap(i,e,t){let n;function r(f){n=f}let s,a;function o(f){s=f.type,a=f.bytesPerElement}function l(f,d){i.drawElements(n,d,s,f*a),t.update(d,n,1)}function c(f,d,_){_!==0&&(i.drawElementsInstanced(n,d,s,f*a,_),t.update(d,n,_))}function u(f,d,_){if(_===0)return;const g=e.get("WEBGL_multi_draw");if(g===null)for(let m=0;m<_;m++)this.render(f[m]/a,d[m]);else{g.multiDrawElementsWEBGL(n,d,0,s,f,0,_);let m=0;for(let p=0;p<_;p++)m+=d[p];t.update(m,n,1)}}function h(f,d,_,g){if(_===0)return;const m=e.get("WEBGL_multi_draw");if(m===null)for(let p=0;p<f.length;p++)c(f[p]/a,d[p],g[p]);else{m.multiDrawElementsInstancedWEBGL(n,d,0,s,f,0,g,0,_);let p=0;for(let E=0;E<_;E++)p+=d[E];for(let E=0;E<g.length;E++)t.update(p,n,g[E])}}this.setMode=r,this.setIndex=o,this.render=l,this.renderInstances=c,this.renderMultiDraw=u,this.renderMultiDrawInstances=h}function op(i){const e={geometries:0,textures:0},t={frame:0,calls:0,triangles:0,points:0,lines:0};function n(s,a,o){switch(t.calls++,a){case i.TRIANGLES:t.triangles+=o*(s/3);break;case i.LINES:t.lines+=o*(s/2);break;case i.LINE_STRIP:t.lines+=o*(s-1);break;case i.LINE_LOOP:t.lines+=o*s;break;case i.POINTS:t.points+=o*s;break;default:console.error("THREE.WebGLInfo: Unknown draw mode:",a);break}}function r(){t.calls=0,t.triangles=0,t.points=0,t.lines=0}return{memory:e,render:t,programs:null,autoReset:!0,reset:r,update:n}}function lp(i,e,t){const n=new WeakMap,r=new mt;function s(a,o,l){const c=a.morphTargetInfluences,u=o.morphAttributes.position||o.morphAttributes.normal||o.morphAttributes.color,h=u!==void 0?u.length:0;let f=n.get(o);if(f===void 0||f.count!==h){let x=function(){I.dispose(),n.delete(o),o.removeEventListener("dispose",x)};var d=x;f!==void 0&&f.texture.dispose();const _=o.morphAttributes.position!==void 0,g=o.morphAttributes.normal!==void 0,m=o.morphAttributes.color!==void 0,p=o.morphAttributes.position||[],E=o.morphAttributes.normal||[],M=o.morphAttributes.color||[];let T=0;_===!0&&(T=1),g===!0&&(T=2),m===!0&&(T=3);let N=o.attributes.position.count*T,w=1;N>e.maxTextureSize&&(w=Math.ceil(N/e.maxTextureSize),N=e.maxTextureSize);const b=new Float32Array(N*w*4*h),I=new Ol(b,N,w,h);I.type=Mn,I.needsUpdate=!0;const y=T*4;for(let P=0;P<h;P++){const H=p[P],B=E[P],$=M[P],q=N*w*4*P;for(let W=0;W<H.count;W++){const K=W*y;_===!0&&(r.fromBufferAttribute(H,W),b[q+K+0]=r.x,b[q+K+1]=r.y,b[q+K+2]=r.z,b[q+K+3]=0),g===!0&&(r.fromBufferAttribute(B,W),b[q+K+4]=r.x,b[q+K+5]=r.y,b[q+K+6]=r.z,b[q+K+7]=0),m===!0&&(r.fromBufferAttribute($,W),b[q+K+8]=r.x,b[q+K+9]=r.y,b[q+K+10]=r.z,b[q+K+11]=$.itemSize===4?r.w:1)}}f={count:h,texture:I,size:new Se(N,w)},n.set(o,f),o.addEventListener("dispose",x)}if(a.isInstancedMesh===!0&&a.morphTexture!==null)l.getUniforms().setValue(i,"morphTexture",a.morphTexture,t);else{let _=0;for(let m=0;m<c.length;m++)_+=c[m];const g=o.morphTargetsRelative?1:1-_;l.getUniforms().setValue(i,"morphTargetBaseInfluence",g),l.getUniforms().setValue(i,"morphTargetInfluences",c)}l.getUniforms().setValue(i,"morphTargetsTexture",f.texture,t),l.getUniforms().setValue(i,"morphTargetsTextureSize",f.size)}return{update:s}}function cp(i,e,t,n){let r=new WeakMap;function s(l){const c=n.render.frame,u=l.geometry,h=e.get(l,u);if(r.get(h)!==c&&(e.update(h),r.set(h,c)),l.isInstancedMesh&&(l.hasEventListener("dispose",o)===!1&&l.addEventListener("dispose",o),r.get(l)!==c&&(t.update(l.instanceMatrix,i.ARRAY_BUFFER),l.instanceColor!==null&&t.update(l.instanceColor,i.ARRAY_BUFFER),r.set(l,c))),l.isSkinnedMesh){const f=l.skeleton;r.get(f)!==c&&(f.update(),r.set(f,c))}return h}function a(){r=new WeakMap}function o(l){const c=l.target;c.removeEventListener("dispose",o),t.remove(c.instanceMatrix),c.instanceColor!==null&&t.remove(c.instanceColor)}return{update:s,dispose:a}}class Kl extends Tt{constructor(e,t,n,r,s,a,o,l,c,u=fi){if(u!==fi&&u!==xi)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");n===void 0&&u===fi&&(n=gi),n===void 0&&u===xi&&(n=vi),super(null,r,s,a,o,l,u,n,c),this.isDepthTexture=!0,this.image={width:e,height:t},this.magFilter=o!==void 0?o:Ut,this.minFilter=l!==void 0?l:Ut,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return this.compareFunction!==null&&(t.compareFunction=this.compareFunction),t}}const Zl=new Tt,Jl=new Kl(1,1);Jl.compareFunction=Ul;const jl=new Ol,Ql=new $u,ec=new Xl,Bo=[],zo=[],Ho=new Float32Array(16),Vo=new Float32Array(9),Go=new Float32Array(4);function Ei(i,e,t){const n=i[0];if(n<=0||n>0)return i;const r=e*t;let s=Bo[r];if(s===void 0&&(s=new Float32Array(r),Bo[r]=s),e!==0){n.toArray(s,0);for(let a=1,o=0;a!==e;++a)o+=t,i[a].toArray(s,o)}return s}function ut(i,e){if(i.length!==e.length)return!1;for(let t=0,n=i.length;t<n;t++)if(i[t]!==e[t])return!1;return!0}function ht(i,e){for(let t=0,n=e.length;t<n;t++)i[t]=e[t]}function Wr(i,e){let t=zo[e];t===void 0&&(t=new Int32Array(e),zo[e]=t);for(let n=0;n!==e;++n)t[n]=i.allocateTextureUnit();return t}function up(i,e){const t=this.cache;t[0]!==e&&(i.uniform1f(this.addr,e),t[0]=e)}function hp(i,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y)&&(i.uniform2f(this.addr,e.x,e.y),t[0]=e.x,t[1]=e.y);else{if(ut(t,e))return;i.uniform2fv(this.addr,e),ht(t,e)}}function fp(i,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z)&&(i.uniform3f(this.addr,e.x,e.y,e.z),t[0]=e.x,t[1]=e.y,t[2]=e.z);else if(e.r!==void 0)(t[0]!==e.r||t[1]!==e.g||t[2]!==e.b)&&(i.uniform3f(this.addr,e.r,e.g,e.b),t[0]=e.r,t[1]=e.g,t[2]=e.b);else{if(ut(t,e))return;i.uniform3fv(this.addr,e),ht(t,e)}}function dp(i,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z||t[3]!==e.w)&&(i.uniform4f(this.addr,e.x,e.y,e.z,e.w),t[0]=e.x,t[1]=e.y,t[2]=e.z,t[3]=e.w);else{if(ut(t,e))return;i.uniform4fv(this.addr,e),ht(t,e)}}function pp(i,e){const t=this.cache,n=e.elements;if(n===void 0){if(ut(t,e))return;i.uniformMatrix2fv(this.addr,!1,e),ht(t,e)}else{if(ut(t,n))return;Go.set(n),i.uniformMatrix2fv(this.addr,!1,Go),ht(t,n)}}function mp(i,e){const t=this.cache,n=e.elements;if(n===void 0){if(ut(t,e))return;i.uniformMatrix3fv(this.addr,!1,e),ht(t,e)}else{if(ut(t,n))return;Vo.set(n),i.uniformMatrix3fv(this.addr,!1,Vo),ht(t,n)}}function _p(i,e){const t=this.cache,n=e.elements;if(n===void 0){if(ut(t,e))return;i.uniformMatrix4fv(this.addr,!1,e),ht(t,e)}else{if(ut(t,n))return;Ho.set(n),i.uniformMatrix4fv(this.addr,!1,Ho),ht(t,n)}}function gp(i,e){const t=this.cache;t[0]!==e&&(i.uniform1i(this.addr,e),t[0]=e)}function vp(i,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y)&&(i.uniform2i(this.addr,e.x,e.y),t[0]=e.x,t[1]=e.y);else{if(ut(t,e))return;i.uniform2iv(this.addr,e),ht(t,e)}}function xp(i,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z)&&(i.uniform3i(this.addr,e.x,e.y,e.z),t[0]=e.x,t[1]=e.y,t[2]=e.z);else{if(ut(t,e))return;i.uniform3iv(this.addr,e),ht(t,e)}}function Sp(i,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z||t[3]!==e.w)&&(i.uniform4i(this.addr,e.x,e.y,e.z,e.w),t[0]=e.x,t[1]=e.y,t[2]=e.z,t[3]=e.w);else{if(ut(t,e))return;i.uniform4iv(this.addr,e),ht(t,e)}}function Mp(i,e){const t=this.cache;t[0]!==e&&(i.uniform1ui(this.addr,e),t[0]=e)}function yp(i,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y)&&(i.uniform2ui(this.addr,e.x,e.y),t[0]=e.x,t[1]=e.y);else{if(ut(t,e))return;i.uniform2uiv(this.addr,e),ht(t,e)}}function Ep(i,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z)&&(i.uniform3ui(this.addr,e.x,e.y,e.z),t[0]=e.x,t[1]=e.y,t[2]=e.z);else{if(ut(t,e))return;i.uniform3uiv(this.addr,e),ht(t,e)}}function Tp(i,e){const t=this.cache;if(e.x!==void 0)(t[0]!==e.x||t[1]!==e.y||t[2]!==e.z||t[3]!==e.w)&&(i.uniform4ui(this.addr,e.x,e.y,e.z,e.w),t[0]=e.x,t[1]=e.y,t[2]=e.z,t[3]=e.w);else{if(ut(t,e))return;i.uniform4uiv(this.addr,e),ht(t,e)}}function Ap(i,e,t){const n=this.cache,r=t.allocateTextureUnit();n[0]!==r&&(i.uniform1i(this.addr,r),n[0]=r);const s=this.type===i.SAMPLER_2D_SHADOW?Jl:Zl;t.setTexture2D(e||s,r)}function bp(i,e,t){const n=this.cache,r=t.allocateTextureUnit();n[0]!==r&&(i.uniform1i(this.addr,r),n[0]=r),t.setTexture3D(e||Ql,r)}function wp(i,e,t){const n=this.cache,r=t.allocateTextureUnit();n[0]!==r&&(i.uniform1i(this.addr,r),n[0]=r),t.setTextureCube(e||ec,r)}function Rp(i,e,t){const n=this.cache,r=t.allocateTextureUnit();n[0]!==r&&(i.uniform1i(this.addr,r),n[0]=r),t.setTexture2DArray(e||jl,r)}function Cp(i){switch(i){case 5126:return up;case 35664:return hp;case 35665:return fp;case 35666:return dp;case 35674:return pp;case 35675:return mp;case 35676:return _p;case 5124:case 35670:return gp;case 35667:case 35671:return vp;case 35668:case 35672:return xp;case 35669:case 35673:return Sp;case 5125:return Mp;case 36294:return yp;case 36295:return Ep;case 36296:return Tp;case 35678:case 36198:case 36298:case 36306:case 35682:return Ap;case 35679:case 36299:case 36307:return bp;case 35680:case 36300:case 36308:case 36293:return wp;case 36289:case 36303:case 36311:case 36292:return Rp}}function Pp(i,e){i.uniform1fv(this.addr,e)}function Lp(i,e){const t=Ei(e,this.size,2);i.uniform2fv(this.addr,t)}function Dp(i,e){const t=Ei(e,this.size,3);i.uniform3fv(this.addr,t)}function Up(i,e){const t=Ei(e,this.size,4);i.uniform4fv(this.addr,t)}function Ip(i,e){const t=Ei(e,this.size,4);i.uniformMatrix2fv(this.addr,!1,t)}function Np(i,e){const t=Ei(e,this.size,9);i.uniformMatrix3fv(this.addr,!1,t)}function Fp(i,e){const t=Ei(e,this.size,16);i.uniformMatrix4fv(this.addr,!1,t)}function Op(i,e){i.uniform1iv(this.addr,e)}function kp(i,e){i.uniform2iv(this.addr,e)}function Bp(i,e){i.uniform3iv(this.addr,e)}function zp(i,e){i.uniform4iv(this.addr,e)}function Hp(i,e){i.uniform1uiv(this.addr,e)}function Vp(i,e){i.uniform2uiv(this.addr,e)}function Gp(i,e){i.uniform3uiv(this.addr,e)}function Wp(i,e){i.uniform4uiv(this.addr,e)}function Xp(i,e,t){const n=this.cache,r=e.length,s=Wr(t,r);ut(n,s)||(i.uniform1iv(this.addr,s),ht(n,s));for(let a=0;a!==r;++a)t.setTexture2D(e[a]||Zl,s[a])}function qp(i,e,t){const n=this.cache,r=e.length,s=Wr(t,r);ut(n,s)||(i.uniform1iv(this.addr,s),ht(n,s));for(let a=0;a!==r;++a)t.setTexture3D(e[a]||Ql,s[a])}function $p(i,e,t){const n=this.cache,r=e.length,s=Wr(t,r);ut(n,s)||(i.uniform1iv(this.addr,s),ht(n,s));for(let a=0;a!==r;++a)t.setTextureCube(e[a]||ec,s[a])}function Yp(i,e,t){const n=this.cache,r=e.length,s=Wr(t,r);ut(n,s)||(i.uniform1iv(this.addr,s),ht(n,s));for(let a=0;a!==r;++a)t.setTexture2DArray(e[a]||jl,s[a])}function Kp(i){switch(i){case 5126:return Pp;case 35664:return Lp;case 35665:return Dp;case 35666:return Up;case 35674:return Ip;case 35675:return Np;case 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Material Type: `+P.type+`

Program Info Log: `+H+`
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se=i.getRenderTarget(),Le=B.isInstancedMesh===!0,Re=B.isBatchedMesh===!0,ke=!!y.map,C=!!y.matcap,Oe=!!K,Ie=!!y.aoMap,et=!!y.lightMap,xe=!!y.bumpMap,Be=!!y.normalMap,De=!!y.displacementMap,Ae=!!y.emissiveMap,at=!!y.metalnessMap,A=!!y.roughnessMap,v=y.anisotropy>0,k=y.clearcoat>0,Y=y.dispersion>0,Z=y.iridescence>0,J=y.sheen>0,ge=y.transmission>0,ie=v&&!!y.anisotropyMap,re=k&&!!y.clearcoatMap,Ce=k&&!!y.clearcoatNormalMap,Q=k&&!!y.clearcoatRoughnessMap,me=Z&&!!y.iridescenceMap,Ue=Z&&!!y.iridescenceThicknessMap,Ee=J&&!!y.sheenColorMap,ae=J&&!!y.sheenRoughnessMap,Pe=!!y.specularMap,Ne=!!y.specularColorMap,it=!!y.specularIntensityMap,R=ge&&!!y.transmissionMap,oe=ge&&!!y.thicknessMap,V=!!y.gradientMap,X=!!y.alphaMap,te=y.alphaTest>0,Te=!!y.alphaHash,ze=!!y.extensions;let rt=En;y.toneMapped&&(se===null||se.isXRRenderTarget===!0)&&(rt=i.toneMapping);const ft={shaderID:ce,shaderType:y.type,shaderName:y.name,vertexShader:qe,fragmentShader:G,defines:y.defines,customVertexShaderID:j,customFragmentShaderID:he,isRawShaderMaterial:y.isRawShaderMaterial===!0,glslVersion:y.glslVersion,precision:d,batching:Re,batchingColor:Re&&B._colorsTexture!==null,instancing:Le,instancingColor:Le&&B.instanceColor!==null,instancingMorph:Le&&B.morphTexture!==null,supportsVertexTextures:f,outputColorSpace:se===null?i.outputColorSpace:se.isXRRenderTarget===!0?se.texture.colorSpace:bn,alphaToCoverage:!!y.alphaToCoverage,map:ke,matcap:C,envMap:Oe,envMapMode:Oe&&K.mapping,envMapCubeUVHeight:z,aoMap:Ie,lightMap:et,bumpMap:xe,normalMap:Be,displacementMap:f&&De,emissiveMap:Ae,normalMapObjectSpace:Be&&y.normalMapType===Lu,normalMapTangentSpace:Be&&y.normalMapType===Pu,metalnessMap:at,roughnessMap:A,anisotropy:v,anisotropyMap:ie,clearcoat:k,clearcoatMap:re,clearcoatNormalMap:Ce,clearcoatRoughnessMap:Q,dispersion:Y,iridescence:Z,iridescenceMap:me,iridescenceThicknessMap:Ue,sheen:J,sheenColorMap:Ee,sheenRoughnessMap:ae,specularMap:Pe,specularColorMap:Ne,specularIntensityMap:it,transmission:ge,transmissionMap:R,thicknessMap:oe,gradientMap:V,opaque:y.transparent===!1&&y.blending===hi&&y.alphaToCoverage===!1,alphaMap:X,alphaTest:te,alphaHash:Te,combine:y.combine,mapUv:ke&&g(y.map.channel),aoMapUv:Ie&&g(y.aoMap.channel),lightMapUv:et&&g(y.lightMap.channel),bumpMapUv:xe&&g(y.bumpMap.channel),normalMapUv:Be&&g(y.normalMap.channel),displacementMapUv:De&&g(y.displacementMap.channel),emissiveMapUv:Ae&&g(y.emissiveMap.channel),metalnessMapUv:at&&g(y.metalnessMap.channel),roughnessMapUv:A&&g(y.roughnessMap.channel),anisotropyMapUv:ie&&g(y.anisotropyMap.channel),clearcoatMapUv:re&&g(y.clearcoatMap.channel),clearcoatNormalMapUv:Ce&&g(y.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:Q&&g(y.clearcoatRoughnessMap.channel),iridescenceMapUv:me&&g(y.iridescenceMap.channel),iridescenceThicknessMapUv:Ue&&g(y.iridescenceThicknessMap.channel),sheenColorMapUv:Ee&&g(y.sheenColorMap.channel),sheenRoughnessMapUv:ae&&g(y.sheenRoughnessMap.channel),specularMapUv:Pe&&g(y.specularMap.channel),specularColorMapUv:Ne&&g(y.specularColorMap.channel),specularIntensityMapUv:it&&g(y.specularIntensityMap.channel),transmissionMapUv:R&&g(y.transmissionMap.channel),thicknessMapUv:oe&&g(y.thicknessMap.channel),alphaMapUv:X&&g(y.alphaMap.channel),vertexTangents:!!q.attributes.tangent&&(Be||v),vertexColors:y.vertexColors,vertexAlphas:y.vertexColors===!0&&!!q.attributes.color&&q.attributes.color.itemSize===4,pointsUvs:B.isPoints===!0&&!!q.attributes.uv&&(ke||X),fog:!!$,useFog:y.fog===!0,fogExp2:!!$&&$.isFogExp2,flatShading:y.flatShading===!0,sizeAttenuation:y.sizeAttenuation===!0,logarithmicDepthBuffer:h,skinning:B.isSkinnedMesh===!0,morphTargets:q.morphAttributes.position!==void 0,morphNormals:q.morphAttributes.normal!==void 0,morphColors:q.morphAttributes.color!==void 0,morphTargetsCount:pe,morphTextureStride:Fe,numDirLights:x.directional.length,numPointLights:x.point.length,numSpotLights:x.spot.length,numSpotLightMaps:x.spotLightMap.length,numRectAreaLights:x.rectArea.length,numHemiLights:x.hemi.length,numDirLightShadows:x.directionalShadowMap.length,numPointLightShadows:x.pointShadowMap.length,numSpotLightShadows:x.spotShadowMap.length,numSpotLightShadowsWithMaps:x.numSpotLightShadowsWithMaps,numLightProbes:x.numLightProbes,numClippingPlanes:a.numPlanes,numClipIntersection:a.numIntersection,dithering:y.dithering,shadowMapEnabled:i.shadowMap.enabled&&P.length>0,shadowMapType:i.shadowMap.type,toneMapping:rt,decodeVideoTexture:ke&&y.map.isVideoTexture===!0&&We.getTransfer(y.map.colorSpace)===Qe,premultipliedAlpha:y.premultipliedAlpha,doubleSided:y.side===$t,flipSided:y.side===Et,useDepthPacking:y.depthPacking>=0,depthPacking:y.depthPacking||0,index0AttributeName:y.index0AttributeName,extensionClipCullDistance:ze&&y.extensions.clipCullDistance===!0&&n.has("WEBGL_clip_cull_distance"),extensionMultiDraw:ze&&y.extensions.multiDraw===!0&&n.has("WEBGL_multi_draw"),rendererExtensionParallelShaderCompile:n.has("KHR_parallel_shader_compile"),customProgramCacheKey:y.customProgramCacheKey()};return ft.vertexUv1s=c.has(1),ft.vertexUv2s=c.has(2),ft.vertexUv3s=c.has(3),c.clear(),ft}function p(y){const x=[];if(y.shaderID?x.push(y.shaderID):(x.push(y.customVertexShaderID),x.push(y.customFragmentShaderID)),y.defines!==void 0)for(const P in y.defines)x.push(P),x.push(y.defines[P]);return y.isRawShaderMaterial===!1&&(E(x,y),M(x,y),x.push(i.outputColorSpace)),x.push(y.customProgramCacheKey),x.join()}function E(y,x){y.push(x.precision),y.push(x.outputColorSpace),y.push(x.envMapMode),y.push(x.envMapCubeUVHeight),y.push(x.mapUv),y.push(x.alphaMapUv),y.push(x.lightMapUv),y.push(x.aoMapUv),y.push(x.bumpMapUv),y.push(x.normalMapUv),y.push(x.displacementMapUv),y.push(x.emissiveMapUv),y.push(x.metalnessMapUv),y.push(x.roughnessMapUv),y.push(x.anisotropyMapUv),y.push(x.clearcoatMapUv),y.push(x.clearcoatNormalMapUv),y.push(x.clearcoatRoughnessMapUv),y.push(x.iridescenceMapUv),y.push(x.iridescenceThicknessMapUv),y.push(x.sheenColorMapUv),y.push(x.sheenRoughnessMapUv),y.push(x.specularMapUv),y.push(x.specularColorMapUv),y.push(x.specularIntensityMapUv),y.push(x.transmissionMapUv),y.push(x.thicknessMapUv),y.push(x.combine),y.push(x.fogExp2),y.push(x.sizeAttenuation),y.push(x.morphTargetsCount),y.push(x.morphAttributeCount),y.push(x.numDirLights),y.push(x.numPointLights),y.push(x.numSpotLights),y.push(x.numSpotLightMaps),y.push(x.numHemiLights),y.push(x.numRectAreaLights),y.push(x.numDirLightShadows),y.push(x.numPointLightShadows),y.push(x.numSpotLightShadows),y.push(x.numSpotLightShadowsWithMaps),y.push(x.numLightProbes),y.push(x.shadowMapType),y.push(x.toneMapping),y.push(x.numClippingPlanes),y.push(x.numClipIntersection),y.push(x.depthPacking)}function M(y,x){o.disableAll(),x.supportsVertexTextures&&o.enable(0),x.instancing&&o.enable(1),x.instancingColor&&o.enable(2),x.instancingMorph&&o.enable(3),x.matcap&&o.enable(4),x.envMap&&o.enable(5),x.normalMapObjectSpace&&o.enable(6),x.normalMapTangentSpace&&o.enable(7),x.clearcoat&&o.enable(8),x.iridescence&&o.enable(9),x.alphaTest&&o.enable(10),x.vertexColors&&o.enable(11),x.vertexAlphas&&o.enable(12),x.vertexUv1s&&o.enable(13),x.vertexUv2s&&o.enable(14),x.vertexUv3s&&o.enable(15),x.vertexTangents&&o.enable(16),x.anisotropy&&o.enable(17),x.alphaHash&&o.enable(18),x.batching&&o.enable(19),x.dispersion&&o.enable(20),x.batchingColor&&o.enable(21),y.push(o.mask),o.disableAll(),x.fog&&o.enable(0),x.useFog&&o.enable(1),x.flatShading&&o.enable(2),x.logarithmicDepthBuffer&&o.enable(3),x.skinning&&o.enable(4),x.morphTargets&&o.enable(5),x.morphNormals&&o.enable(6),x.morphColors&&o.enable(7),x.premultipliedAlpha&&o.enable(8),x.shadowMapEnabled&&o.enable(9),x.doubleSided&&o.enable(10),x.flipSided&&o.enable(11),x.useDepthPacking&&o.enable(12),x.dithering&&o.enable(13),x.transmission&&o.enable(14),x.sheen&&o.enable(15),x.opaque&&o.enable(16),x.pointsUvs&&o.enable(17),x.decodeVideoTexture&&o.enable(18),x.alphaToCoverage&&o.enable(19),y.push(o.mask)}function T(y){const x=_[y.type];let P;if(x){const H=qt[x];P=ah.clone(H.uniforms)}else P=y.uniforms;return P}function N(y,x){let P;for(let H=0,B=u.length;H<B;H++){const $=u[H];if($.cacheKey===x){P=$,++P.usedTimes;break}}return P===void 0&&(P=new xm(i,x,y,s),u.push(P)),P}function w(y){if(--y.usedTimes===0){const x=u.indexOf(y);u[x]=u[u.length-1],u.pop(),y.destroy()}}function b(y){l.remove(y)}function I(){l.dispose()}return{getParameters:m,getProgramCacheKey:p,getUniforms:T,acquireProgram:N,releaseProgram:w,releaseShaderCache:b,programs:u,dispose:I}}function Tm(){let i=new WeakMap;function e(s){let a=i.get(s);return a===void 0&&(a={},i.set(s,a)),a}function t(s){i.delete(s)}function n(s,a,o){i.get(s)[a]=o}function r(){i=new WeakMap}return{get:e,remove:t,update:n,dispose:r}}function Am(i,e){return i.groupOrder!==e.groupOrder?i.groupOrder-e.groupOrder:i.renderOrder!==e.renderOrder?i.renderOrder-e.renderOrder:i.material.id!==e.material.id?i.material.id-e.material.id:i.z!==e.z?i.z-e.z:i.id-e.id}function Jo(i,e){return i.groupOrder!==e.groupOrder?i.groupOrder-e.groupOrder:i.renderOrder!==e.renderOrder?i.renderOrder-e.renderOrder:i.z!==e.z?e.z-i.z:i.id-e.id}function jo(){const i=[];let e=0;const t=[],n=[],r=[];function s(){e=0,t.length=0,n.length=0,r.length=0}function a(h,f,d,_,g,m){let p=i[e];return p===void 0?(p={id:h.id,object:h,geometry:f,material:d,groupOrder:_,renderOrder:h.renderOrder,z:g,group:m},i[e]=p):(p.id=h.id,p.object=h,p.geometry=f,p.material=d,p.groupOrder=_,p.renderOrder=h.renderOrder,p.z=g,p.group=m),e++,p}function o(h,f,d,_,g,m){const p=a(h,f,d,_,g,m);d.transmission>0?n.push(p):d.transparent===!0?r.push(p):t.push(p)}function l(h,f,d,_,g,m){const p=a(h,f,d,_,g,m);d.transmission>0?n.unshift(p):d.transparent===!0?r.unshift(p):t.unshift(p)}function c(h,f){t.length>1&&t.sort(h||Am),n.length>1&&n.sort(f||Jo),r.length>1&&r.sort(f||Jo)}function u(){for(let h=e,f=i.length;h<f;h++){const d=i[h];if(d.id===null)break;d.id=null,d.object=null,d.geometry=null,d.material=null,d.group=null}}return{opaque:t,transmissive:n,transparent:r,init:s,push:o,unshift:l,finish:u,sort:c}}function bm(){let i=new WeakMap;function e(n,r){const s=i.get(n);let a;return s===void 0?(a=new jo,i.set(n,[a])):r>=s.length?(a=new jo,s.push(a)):a=s[r],a}function t(){i=new WeakMap}return{get:e,dispose:t}}function wm(){const i={};return{get:function(e){if(i[e.id]!==void 0)return i[e.id];let t;switch(e.type){case"DirectionalLight":t={direction:new D,color:new Ve};break;case"SpotLight":t={position:new D,direction:new D,color:new Ve,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":t={position:new D,color:new Ve,distance:0,decay:0};break;case"HemisphereLight":t={direction:new D,skyColor:new Ve,groundColor:new Ve};break;case"RectAreaLight":t={color:new Ve,position:new D,halfWidth:new D,halfHeight:new D};break}return i[e.id]=t,t}}}function Rm(){const i={};return{get:function(e){if(i[e.id]!==void 0)return i[e.id];let t;switch(e.type){case"DirectionalLight":t={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Se};break;case"SpotLight":t={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Se};break;case"PointLight":t={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Se,shadowCameraNear:1,shadowCameraFar:1e3};break}return i[e.id]=t,t}}}let Cm=0;function Pm(i,e){return(e.castShadow?2:0)-(i.castShadow?2:0)+(e.map?1:0)-(i.map?1:0)}function Lm(i){const e=new wm,t=Rm(),n={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1,numLightProbes:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0,numLightProbes:0};for(let c=0;c<9;c++)n.probe.push(new D);const r=new D,s=new ct,a=new ct;function o(c){let u=0,h=0,f=0;for(let y=0;y<9;y++)n.probe[y].set(0,0,0);let d=0,_=0,g=0,m=0,p=0,E=0,M=0,T=0,N=0,w=0,b=0;c.sort(Pm);for(let y=0,x=c.length;y<x;y++){const P=c[y],H=P.color,B=P.intensity,$=P.distance,q=P.shadow&&P.shadow.map?P.shadow.map.texture:null;if(P.isAmbientLight)u+=H.r*B,h+=H.g*B,f+=H.b*B;else if(P.isLightProbe){for(let W=0;W<9;W++)n.probe[W].addScaledVector(P.sh.coefficients[W],B);b++}else if(P.isDirectionalLight){const W=e.get(P);if(W.color.copy(P.color).multiplyScalar(P.intensity),P.castShadow){const K=P.shadow,z=t.get(P);z.shadowBias=K.bias,z.shadowNormalBias=K.normalBias,z.shadowRadius=K.radius,z.shadowMapSize=K.mapSize,n.directionalShadow[d]=z,n.directionalShadowMap[d]=q,n.directionalShadowMatrix[d]=P.shadow.matrix,E++}n.directional[d]=W,d++}else if(P.isSpotLight){const W=e.get(P);W.position.setFromMatrixPosition(P.matrixWorld),W.color.copy(H).multiplyScalar(B),W.distance=$,W.coneCos=Math.cos(P.angle),W.penumbraCos=Math.cos(P.angle*(1-P.penumbra)),W.decay=P.decay,n.spot[g]=W;const K=P.shadow;if(P.map&&(n.spotLightMap[N]=P.map,N++,K.updateMatrices(P),P.castShadow&&w++),n.spotLightMatrix[g]=K.matrix,P.castShadow){const z=t.get(P);z.shadowBias=K.bias,z.shadowNormalBias=K.normalBias,z.shadowRadius=K.radius,z.shadowMapSize=K.mapSize,n.spotShadow[g]=z,n.spotShadowMap[g]=q,T++}g++}else if(P.isRectAreaLight){const W=e.get(P);W.color.copy(H).multiplyScalar(B),W.halfWidth.set(P.width*.5,0,0),W.halfHeight.set(0,P.height*.5,0),n.rectArea[m]=W,m++}else if(P.isPointLight){const W=e.get(P);if(W.color.copy(P.color).multiplyScalar(P.intensity),W.distance=P.distance,W.decay=P.decay,P.castShadow){const K=P.shadow,z=t.get(P);z.shadowBias=K.bias,z.shadowNormalBias=K.normalBias,z.shadowRadius=K.radius,z.shadowMapSize=K.mapSize,z.shadowCameraNear=K.camera.near,z.shadowCameraFar=K.camera.far,n.pointShadow[_]=z,n.pointShadowMap[_]=q,n.pointShadowMatrix[_]=P.shadow.matrix,M++}n.point[_]=W,_++}else if(P.isHemisphereLight){const W=e.get(P);W.skyColor.copy(P.color).multiplyScalar(B),W.groundColor.copy(P.groundColor).multiplyScalar(B),n.hemi[p]=W,p++}}m>0&&(i.has("OES_texture_float_linear")===!0?(n.rectAreaLTC1=ne.LTC_FLOAT_1,n.rectAreaLTC2=ne.LTC_FLOAT_2):(n.rectAreaLTC1=ne.LTC_HALF_1,n.rectAreaLTC2=ne.LTC_HALF_2)),n.ambient[0]=u,n.ambient[1]=h,n.ambient[2]=f;const I=n.hash;(I.directionalLength!==d||I.pointLength!==_||I.spotLength!==g||I.rectAreaLength!==m||I.hemiLength!==p||I.numDirectionalShadows!==E||I.numPointShadows!==M||I.numSpotShadows!==T||I.numSpotMaps!==N||I.numLightProbes!==b)&&(n.directional.length=d,n.spot.length=g,n.rectArea.length=m,n.point.length=_,n.hemi.length=p,n.directionalShadow.length=E,n.directionalShadowMap.length=E,n.pointShadow.length=M,n.pointShadowMap.length=M,n.spotShadow.length=T,n.spotShadowMap.length=T,n.directionalShadowMatrix.length=E,n.pointShadowMatrix.length=M,n.spotLightMatrix.length=T+N-w,n.spotLightMap.length=N,n.numSpotLightShadowsWithMaps=w,n.numLightProbes=b,I.directionalLength=d,I.pointLength=_,I.spotLength=g,I.rectAreaLength=m,I.hemiLength=p,I.numDirectionalShadows=E,I.numPointShadows=M,I.numSpotShadows=T,I.numSpotMaps=N,I.numLightProbes=b,n.version=Cm++)}function l(c,u){let h=0,f=0,d=0,_=0,g=0;const m=u.matrixWorldInverse;for(let p=0,E=c.length;p<E;p++){const M=c[p];if(M.isDirectionalLight){const T=n.directional[h];T.direction.setFromMatrixPosition(M.matrixWorld),r.setFromMatrixPosition(M.target.matrixWorld),T.direction.sub(r),T.direction.transformDirection(m),h++}else if(M.isSpotLight){const T=n.spot[d];T.position.setFromMatrixPosition(M.matrixWorld),T.position.applyMatrix4(m),T.direction.setFromMatrixPosition(M.matrixWorld),r.setFromMatrixPosition(M.target.matrixWorld),T.direction.sub(r),T.direction.transformDirection(m),d++}else if(M.isRectAreaLight){const T=n.rectArea[_];T.position.setFromMatrixPosition(M.matrixWorld),T.position.applyMatrix4(m),a.identity(),s.copy(M.matrixWorld),s.premultiply(m),a.extractRotation(s),T.halfWidth.set(M.width*.5,0,0),T.halfHeight.set(0,M.height*.5,0),T.halfWidth.applyMatrix4(a),T.halfHeight.applyMatrix4(a),_++}else if(M.isPointLight){const T=n.point[f];T.position.setFromMatrixPosition(M.matrixWorld),T.position.applyMatrix4(m),f++}else if(M.isHemisphereLight){const T=n.hemi[g];T.direction.setFromMatrixPosition(M.matrixWorld),T.direction.transformDirection(m),g++}}}return{setup:o,setupView:l,state:n}}function Qo(i){const e=new Lm(i),t=[],n=[];function r(u){c.camera=u,t.length=0,n.length=0}function s(u){t.push(u)}function a(u){n.push(u)}function o(){e.setup(t)}function l(u){e.setupView(t,u)}const c={lightsArray:t,shadowsArray:n,camera:null,lights:e,transmissionRenderTarget:{}};return{init:r,state:c,setupLights:o,setupLightsView:l,pushLight:s,pushShadow:a}}function Dm(i){let e=new WeakMap;function t(r,s=0){const a=e.get(r);let o;return a===void 0?(o=new Qo(i),e.set(r,[o])):s>=a.length?(o=new Qo(i),a.push(o)):o=a[s],o}function n(){e=new WeakMap}return{get:t,dispose:n}}class Um extends Vr{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=Ru,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}class Im extends Vr{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}const Nm=`void main() {
	gl_Position = vec4( position, 1.0 );
}`,Fm=`uniform sampler2D shadow_pass;
uniform vec2 resolution;
uniform float radius;
#include <packing>
void main() {
	const float samples = float( VSM_SAMPLES );
	float mean = 0.0;
	float squared_mean = 0.0;
	float uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );
	float uvStart = samples <= 1.0 ? 0.0 : - 1.0;
	for ( float i = 0.0; i < samples; i ++ ) {
		float uvOffset = uvStart + i * uvStride;
		#ifdef HORIZONTAL_PASS
			vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );
			mean += distribution.x;
			squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;
		#else
			float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );
			mean += depth;
			squared_mean += depth * depth;
		#endif
	}
	mean = mean / samples;
	squared_mean = squared_mean / samples;
	float std_dev = sqrt( squared_mean - mean * mean );
	gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );
}`;function Om(i,e,t){let n=new ql;const r=new Se,s=new Se,a=new mt,o=new Um({depthPacking:Cu}),l=new Im,c={},u=t.maxTextureSize,h={[Tn]:Et,[Et]:Tn,[$t]:$t},f=new hn({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new Se},radius:{value:4}},vertexShader:Nm,fragmentShader:Fm}),d=f.clone();d.defines.HORIZONTAL_PASS=1;const _=new wn;_.setAttribute("position",new Vt(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const g=new Ht(_,f),m=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=Tl;let p=this.type;this.render=function(w,b,I){if(m.enabled===!1||m.autoUpdate===!1&&m.needsUpdate===!1||w.length===0)return;const y=i.getRenderTarget(),x=i.getActiveCubeFace(),P=i.getActiveMipmapLevel(),H=i.state;H.setBlending(yn),H.buffers.color.setClear(1,1,1,1),H.buffers.depth.setTest(!0),H.setScissorTest(!1);const B=p!==on&&this.type===on,$=p===on&&this.type!==on;for(let q=0,W=w.length;q<W;q++){const K=w[q],z=K.shadow;if(z===void 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B=e.update(w),$=w.material;if(Array.isArray($)){const q=B.groups;for(let W=0,K=q.length;W<K;W++){const z=q[W],ce=$[z.materialIndex];if(ce&&ce.visible){const fe=M(w,ce,y,x);w.onBeforeShadow(i,w,b,I,B,fe,z),i.renderBufferDirect(I,null,B,fe,w,z),w.onAfterShadow(i,w,b,I,B,fe,z)}}}else if($.visible){const q=M(w,$,y,x);w.onBeforeShadow(i,w,b,I,B,q,null),i.renderBufferDirect(I,null,B,q,w,null),w.onAfterShadow(i,w,b,I,B,q,null)}}const H=w.children;for(let B=0,$=H.length;B<$;B++)T(H[B],b,I,y,x)}function N(w){w.target.removeEventListener("dispose",N);for(const I in c){const y=c[I],x=w.target.uuid;x in y&&(y[x].dispose(),delete y[x])}}}function km(i){function e(){let R=!1;const oe=new mt;let V=null;const X=new 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Ve(0,0,0),b=0,I=!1,y=null,x=null,P=null,H=null,B=null,Fe.set(0,0,i.canvas.width,i.canvas.height),qe.set(0,0,i.canvas.width,i.canvas.height),r.reset(),s.reset(),a.reset()}return{buffers:{color:r,depth:s,stencil:a},enable:he,disable:se,bindFramebuffer:Le,drawBuffers:Re,useProgram:ke,setBlending:Ie,setMaterial:et,setFlipSided:xe,setCullFace:Be,setLineWidth:De,setPolygonOffset:Ae,setScissorTest:at,activeTexture:A,bindTexture:v,unbindTexture:k,compressedTexImage2D:Y,compressedTexImage3D:Z,texImage2D:me,texImage3D:Ue,updateUBOMapping:Pe,uniformBlockBinding:Ne,texStorage2D:Ce,texStorage3D:Q,texSubImage2D:J,texSubImage3D:ge,compressedTexSubImage2D:ie,compressedTexSubImage3D:re,scissor:Ee,viewport:ae,reset:it}}function Bm(i,e,t,n,r,s,a){const o=e.has("WEBGL_multisampled_render_to_texture")?e.get("WEBGL_multisampled_render_to_texture"):null,l=typeof navigator>"u"?!1:/OculusBrowser/g.test(navigator.userAgent),c=new Se,u=new WeakMap;let h;const f=new WeakMap;let d=!1;try{d=typeof 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p(A){i.generateMipmap(A)}function E(A,v,k,Y,Z=!1){if(A!==null){if(i[A]!==void 0)return i[A];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+A+"'")}let J=v;if(v===i.RED&&(k===i.FLOAT&&(J=i.R32F),k===i.HALF_FLOAT&&(J=i.R16F),k===i.UNSIGNED_BYTE&&(J=i.R8)),v===i.RED_INTEGER&&(k===i.UNSIGNED_BYTE&&(J=i.R8UI),k===i.UNSIGNED_SHORT&&(J=i.R16UI),k===i.UNSIGNED_INT&&(J=i.R32UI),k===i.BYTE&&(J=i.R8I),k===i.SHORT&&(J=i.R16I),k===i.INT&&(J=i.R32I)),v===i.RG&&(k===i.FLOAT&&(J=i.RG32F),k===i.HALF_FLOAT&&(J=i.RG16F),k===i.UNSIGNED_BYTE&&(J=i.RG8)),v===i.RG_INTEGER&&(k===i.UNSIGNED_BYTE&&(J=i.RG8UI),k===i.UNSIGNED_SHORT&&(J=i.RG16UI),k===i.UNSIGNED_INT&&(J=i.RG32UI),k===i.BYTE&&(J=i.RG8I),k===i.SHORT&&(J=i.RG16I),k===i.INT&&(J=i.RG32I)),v===i.RGB&&k===i.UNSIGNED_INT_5_9_9_9_REV&&(J=i.RGB9_E5),v===i.RGBA){const ge=Z?Cr:We.getTransfer(Y);k===i.FLOAT&&(J=i.RGBA32F),k===i.HALF_FLOAT&&(J=i.RGBA16F),k===i.UNSIGNED_BYTE&&(J=ge===Qe?i.SRGB8_ALPHA8:i.RGBA8),k===i.UNSIGNED_SHORT_4_4_4_4&&(J=i.RGBA4),k===i.UNSIGNED_SHORT_5_5_5_1&&(J=i.RGB5_A1)}return(J===i.R16F||J===i.R32F||J===i.RG16F||J===i.RG32F||J===i.RGBA16F||J===i.RGBA32F)&&e.get("EXT_color_buffer_float"),J}function M(A,v){let k;return A?v===null||v===gi||v===vi?k=i.DEPTH24_STENCIL8:v===Mn?k=i.DEPTH32F_STENCIL8:v===Rr&&(k=i.DEPTH24_STENCIL8,console.warn("DepthTexture: 16 bit depth attachment is not supported with stencil. Using 24-bit attachment.")):v===null||v===gi||v===vi?k=i.DEPTH_COMPONENT24:v===Mn?k=i.DEPTH_COMPONENT32F:v===Rr&&(k=i.DEPTH_COMPONENT16),k}function T(A,v){return m(A)===!0||A.isFramebufferTexture&&A.minFilter!==Ut&&A.minFilter!==zt?Math.log2(Math.max(v.width,v.height))+1:A.mipmaps!==void 0&&A.mipmaps.length>0?A.mipmaps.length:A.isCompressedTexture&&Array.isArray(A.image)?v.mipmaps.length:1}function N(A){const v=A.target;v.removeEventListener("dispose",N),b(v),v.isVideoTexture&&u.delete(v)}function w(A){const v=A.target;v.removeEventListener("dispose",w),y(v)}function b(A){const v=n.get(A);if(v.__webglInit===void 0)return;const k=A.source,Y=f.get(k);if(Y){const Z=Y[v.__cacheKey];Z.usedTimes--,Z.usedTimes===0&&I(A),Object.keys(Y).length===0&&f.delete(k)}n.remove(A)}function I(A){const v=n.get(A);i.deleteTexture(v.__webglTexture);const k=A.source,Y=f.get(k);delete Y[v.__cacheKey],a.memory.textures--}function y(A){const v=n.get(A);if(A.depthTexture&&A.depthTexture.dispose(),A.isWebGLCubeRenderTarget)for(let Y=0;Y<6;Y++){if(Array.isArray(v.__webglFramebuffer[Y]))for(let Z=0;Z<v.__webglFramebuffer[Y].length;Z++)i.deleteFramebuffer(v.__webglFramebuffer[Y][Z]);else i.deleteFramebuffer(v.__webglFramebuffer[Y]);v.__webglDepthbuffer&&i.deleteRenderbuffer(v.__webglDepthbuffer[Y])}else{if(Array.isArray(v.__webglFramebuffer))for(let Y=0;Y<v.__webglFramebuffer.length;Y++)i.deleteFramebuffer(v.__webglFramebuffer[Y]);else i.deleteFramebuffer(v.__webglFramebuffer);if(v.__webglDepthbuffer&&i.deleteRenderbuffer(v.__webglDepthbuffer),v.__webglMultisampledFramebuffer&&i.deleteFramebuffer(v.__webglMultisampledFramebuffer),v.__webglColorRenderbuffer)for(let Y=0;Y<v.__webglColorRenderbuffer.length;Y++)v.__webglColorRenderbuffer[Y]&&i.deleteRenderbuffer(v.__webglColorRenderbuffer[Y]);v.__webglDepthRenderbuffer&&i.deleteRenderbuffer(v.__webglDepthRenderbuffer)}const k=A.textures;for(let Y=0,Z=k.length;Y<Z;Y++){const J=n.get(k[Y]);J.__webglTexture&&(i.deleteTexture(J.__webglTexture),a.memory.textures--),n.remove(k[Y])}n.remove(A)}let x=0;function P(){x=0}function H(){const A=x;return A>=r.maxTextures&&console.warn("THREE.WebGLTextures: Trying to use "+A+" texture units while this GPU supports only "+r.maxTextures),x+=1,A}function B(A){const v=[];return v.push(A.wrapS),v.push(A.wrapT),v.push(A.wrapR||0),v.push(A.magFilter),v.push(A.minFilter),v.push(A.anisotropy),v.push(A.internalFormat),v.push(A.format),v.push(A.type),v.push(A.generateMipmaps),v.push(A.premultiplyAlpha),v.push(A.flipY),v.push(A.unpackAlignment),v.push(A.colorSpace),v.join()}function $(A,v){const k=n.get(A);if(A.isVideoTexture&&De(A),A.isRenderTargetTexture===!1&&A.version>0&&k.__version!==A.version){const Y=A.image;if(Y===null)console.warn("THREE.WebGLRenderer: Texture marked for update but no image data found.");else if(Y.complete===!1)console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete");else{qe(k,A,v);return}}t.bindTexture(i.TEXTURE_2D,k.__webglTexture,i.TEXTURE0+v)}function q(A,v){const k=n.get(A);if(A.version>0&&k.__version!==A.version){qe(k,A,v);return}t.bindTexture(i.TEXTURE_2D_ARRAY,k.__webglTexture,i.TEXTURE0+v)}function W(A,v){const k=n.get(A);if(A.version>0&&k.__version!==A.version){qe(k,A,v);return}t.bindTexture(i.TEXTURE_3D,k.__webglTexture,i.TEXTURE0+v)}function K(A,v){const k=n.get(A);if(A.version>0&&k.__version!==A.version){G(k,A,v);return}t.bindTexture(i.TEXTURE_CUBE_MAP,k.__webglTexture,i.TEXTURE0+v)}const z={[Gs]:i.REPEAT,[Hn]:i.CLAMP_TO_EDGE,[Ws]:i.MIRRORED_REPEAT},ce={[Ut]:i.NEAREST,[gu]:i.NEAREST_MIPMAP_NEAREST,[Ki]:i.NEAREST_MIPMAP_LINEAR,[zt]:i.LINEAR,[Jr]:i.LINEAR_MIPMAP_NEAREST,[Vn]:i.LINEAR_MIPMAP_LINEAR},fe={[Du]:i.NEVER,[ku]:i.ALWAYS,[Uu]:i.LESS,[Ul]:i.LEQUAL,[Iu]:i.EQUAL,[Ou]:i.GEQUAL,[Nu]:i.GREATER,[Fu]:i.NOTEQUAL};function pe(A,v){if(v.type===Mn&&e.has("OES_texture_float_linear")===!1&&(v.magFilter===zt||v.magFilter===Jr||v.magFilter===Ki||v.magFilter===Vn||v.minFilter===zt||v.minFilter===Jr||v.minFilter===Ki||v.minFilter===Vn)&&console.warn("THREE.WebGLRenderer: Unable to use linear filtering with floating point textures. OES_texture_float_linear not supported on this device."),i.texParameteri(A,i.TEXTURE_WRAP_S,z[v.wrapS]),i.texParameteri(A,i.TEXTURE_WRAP_T,z[v.wrapT]),(A===i.TEXTURE_3D||A===i.TEXTURE_2D_ARRAY)&&i.texParameteri(A,i.TEXTURE_WRAP_R,z[v.wrapR]),i.texParameteri(A,i.TEXTURE_MAG_FILTER,ce[v.magFilter]),i.texParameteri(A,i.TEXTURE_MIN_FILTER,ce[v.minFilter]),v.compareFunction&&(i.texParameteri(A,i.TEXTURE_COMPARE_MODE,i.COMPARE_REF_TO_TEXTURE),i.texParameteri(A,i.TEXTURE_COMPARE_FUNC,fe[v.compareFunction])),e.has("EXT_texture_filter_anisotropic")===!0){if(v.magFilter===Ut||v.minFilter!==Ki&&v.minFilter!==Vn||v.type===Mn&&e.has("OES_texture_float_linear")===!1)return;if(v.anisotropy>1||n.get(v).__currentAnisotropy){const k=e.get("EXT_texture_filter_anisotropic");i.texParameterf(A,k.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(v.anisotropy,r.getMaxAnisotropy())),n.get(v).__currentAnisotropy=v.anisotropy}}}function Fe(A,v){let k=!1;A.__webglInit===void 0&&(A.__webglInit=!0,v.addEventListener("dispose",N));const Y=v.source;let Z=f.get(Y);Z===void 0&&(Z={},f.set(Y,Z));const J=B(v);if(J!==A.__cacheKey){Z[J]===void 0&&(Z[J]={texture:i.createTexture(),usedTimes:0},a.memory.textures++,k=!0),Z[J].usedTimes++;const ge=Z[A.__cacheKey];ge!==void 0&&(Z[A.__cacheKey].usedTimes--,ge.usedTimes===0&&I(v)),A.__cacheKey=J,A.__webglTexture=Z[J].texture}return k}function qe(A,v,k){let Y=i.TEXTURE_2D;(v.isDataArrayTexture||v.isCompressedArrayTexture)&&(Y=i.TEXTURE_2D_ARRAY),v.isData3DTexture&&(Y=i.TEXTURE_3D);const Z=Fe(A,v),J=v.source;t.bindTexture(Y,A.__webglTexture,i.TEXTURE0+k);const ge=n.get(J);if(J.version!==ge.__version||Z===!0){t.activeTexture(i.TEXTURE0+k);const ie=We.getPrimaries(We.workingColorSpace),re=v.colorSpace===Sn?null:We.getPrimaries(v.colorSpace),Ce=v.colorSpace===Sn||ie===re?i.NONE:i.BROWSER_DEFAULT_WEBGL;i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,v.flipY),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,v.premultiplyAlpha),i.pixelStorei(i.UNPACK_ALIGNMENT,v.unpackAlignment),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,Ce);let Q=g(v.image,!1,r.maxTextureSize);Q=Ae(v,Q);const me=s.convert(v.format,v.colorSpace),Ue=s.convert(v.type);let Ee=E(v.internalFormat,me,Ue,v.colorSpace,v.isVideoTexture);pe(Y,v);let ae;const Pe=v.mipmaps,Ne=v.isVideoTexture!==!0,it=ge.__version===void 0||Z===!0,R=J.dataReady,oe=T(v,Q);if(v.isDepthTexture)Ee=M(v.format===xi,v.type),it&&(Ne?t.texStorage2D(i.TEXTURE_2D,1,Ee,Q.width,Q.height):t.texImage2D(i.TEXTURE_2D,0,Ee,Q.width,Q.height,0,me,Ue,null));else if(v.isDataTexture)if(Pe.length>0){Ne&&it&&t.texStorage2D(i.TEXTURE_2D,oe,Ee,Pe[0].width,Pe[0].height);for(let V=0,X=Pe.length;V<X;V++)ae=Pe[V],Ne?R&&t.texSubImage2D(i.TEXTURE_2D,V,0,0,ae.width,ae.height,me,Ue,ae.data):t.texImage2D(i.TEXTURE_2D,V,Ee,ae.width,ae.height,0,me,Ue,ae.data);v.generateMipmaps=!1}else Ne?(it&&t.texStorage2D(i.TEXTURE_2D,oe,Ee,Q.width,Q.height),R&&t.texSubImage2D(i.TEXTURE_2D,0,0,0,Q.width,Q.height,me,Ue,Q.data)):t.texImage2D(i.TEXTURE_2D,0,Ee,Q.width,Q.height,0,me,Ue,Q.data);else if(v.isCompressedTexture)if(v.isCompressedArrayTexture){Ne&&it&&t.texStorage3D(i.TEXTURE_2D_ARRAY,oe,Ee,Pe[0].width,Pe[0].height,Q.depth);for(let V=0,X=Pe.length;V<X;V++)if(ae=Pe[V],v.format!==Kt)if(me!==null)if(Ne){if(R)if(v.layerUpdates.size>0){for(const te of v.layerUpdates){const Te=ae.width*ae.height;t.compressedTexSubImage3D(i.TEXTURE_2D_ARRAY,V,0,0,te,ae.width,ae.height,1,me,ae.data.slice(Te*te,Te*(te+1)),0,0)}v.clearLayerUpdates()}else t.compressedTexSubImage3D(i.TEXTURE_2D_ARRAY,V,0,0,0,ae.width,ae.height,Q.depth,me,ae.data,0,0)}else t.compressedTexImage3D(i.TEXTURE_2D_ARRAY,V,Ee,ae.width,ae.height,Q.depth,0,ae.data,0,0);else console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");else Ne?R&&t.texSubImage3D(i.TEXTURE_2D_ARRAY,V,0,0,0,ae.width,ae.height,Q.depth,me,Ue,ae.data):t.texImage3D(i.TEXTURE_2D_ARRAY,V,Ee,ae.width,ae.height,Q.depth,0,me,Ue,ae.data)}else{Ne&&it&&t.texStorage2D(i.TEXTURE_2D,oe,Ee,Pe[0].width,Pe[0].height);for(let V=0,X=Pe.length;V<X;V++)ae=Pe[V],v.format!==Kt?me!==null?Ne?R&&t.compressedTexSubImage2D(i.TEXTURE_2D,V,0,0,ae.width,ae.height,me,ae.data):t.compressedTexImage2D(i.TEXTURE_2D,V,Ee,ae.width,ae.height,0,ae.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):Ne?R&&t.texSubImage2D(i.TEXTURE_2D,V,0,0,ae.width,ae.height,me,Ue,ae.data):t.texImage2D(i.TEXTURE_2D,V,Ee,ae.width,ae.height,0,me,Ue,ae.data)}else if(v.isDataArrayTexture)if(Ne){if(it&&t.texStorage3D(i.TEXTURE_2D_ARRAY,oe,Ee,Q.width,Q.height,Q.depth),R)if(v.layerUpdates.size>0){let V;switch(Ue){case i.UNSIGNED_BYTE:switch(me){case i.ALPHA:V=1;break;case i.LUMINANCE:V=1;break;case i.LUMINANCE_ALPHA:V=2;break;case i.RGB:V=3;break;case i.RGBA:V=4;break;default:throw new Error(`Unknown texel size for format ${me}.`)}break;case i.UNSIGNED_SHORT_4_4_4_4:case i.UNSIGNED_SHORT_5_5_5_1:case i.UNSIGNED_SHORT_5_6_5:V=1;break;default:throw new Error(`Unknown texel size for type ${Ue}.`)}const X=Q.width*Q.height*V;for(const te of v.layerUpdates)t.texSubImage3D(i.TEXTURE_2D_ARRAY,0,0,0,te,Q.width,Q.height,1,me,Ue,Q.data.slice(X*te,X*(te+1)));v.clearLayerUpdates()}else t.texSubImage3D(i.TEXTURE_2D_ARRAY,0,0,0,0,Q.width,Q.height,Q.depth,me,Ue,Q.data)}else t.texImage3D(i.TEXTURE_2D_ARRAY,0,Ee,Q.width,Q.height,Q.depth,0,me,Ue,Q.data);else if(v.isData3DTexture)Ne?(it&&t.texStorage3D(i.TEXTURE_3D,oe,Ee,Q.width,Q.height,Q.depth),R&&t.texSubImage3D(i.TEXTURE_3D,0,0,0,0,Q.width,Q.height,Q.depth,me,Ue,Q.data)):t.texImage3D(i.TEXTURE_3D,0,Ee,Q.width,Q.height,Q.depth,0,me,Ue,Q.data);else if(v.isFramebufferTexture){if(it)if(Ne)t.texStorage2D(i.TEXTURE_2D,oe,Ee,Q.width,Q.height);else{let V=Q.width,X=Q.height;for(let te=0;te<oe;te++)t.texImage2D(i.TEXTURE_2D,te,Ee,V,X,0,me,Ue,null),V>>=1,X>>=1}}else if(Pe.length>0){if(Ne&&it){const V=at(Pe[0]);t.texStorage2D(i.TEXTURE_2D,oe,Ee,V.width,V.height)}for(let V=0,X=Pe.length;V<X;V++)ae=Pe[V],Ne?R&&t.texSubImage2D(i.TEXTURE_2D,V,0,0,me,Ue,ae):t.texImage2D(i.TEXTURE_2D,V,Ee,me,Ue,ae);v.generateMipmaps=!1}else if(Ne){if(it){const V=at(Q);t.texStorage2D(i.TEXTURE_2D,oe,Ee,V.width,V.height)}R&&t.texSubImage2D(i.TEXTURE_2D,0,0,0,me,Ue,Q)}else t.texImage2D(i.TEXTURE_2D,0,Ee,me,Ue,Q);m(v)&&p(Y),ge.__version=J.version,v.onUpdate&&v.onUpdate(v)}A.__version=v.version}function G(A,v,k){if(v.image.length!==6)return;const Y=Fe(A,v),Z=v.source;t.bindTexture(i.TEXTURE_CUBE_MAP,A.__webglTexture,i.TEXTURE0+k);const J=n.get(Z);if(Z.version!==J.__version||Y===!0){t.activeTexture(i.TEXTURE0+k);const ge=We.getPrimaries(We.workingColorSpace),ie=v.colorSpace===Sn?null:We.getPrimaries(v.colorSpace),re=v.colorSpace===Sn||ge===ie?i.NONE:i.BROWSER_DEFAULT_WEBGL;i.pixelStorei(i.UNPACK_FLIP_Y_WEBGL,v.flipY),i.pixelStorei(i.UNPACK_PREMULTIPLY_ALPHA_WEBGL,v.premultiplyAlpha),i.pixelStorei(i.UNPACK_ALIGNMENT,v.unpackAlignment),i.pixelStorei(i.UNPACK_COLORSPACE_CONVERSION_WEBGL,re);const Ce=v.isCompressedTexture||v.image[0].isCompressedTexture,Q=v.image[0]&&v.image[0].isDataTexture,me=[];for(let X=0;X<6;X++)!Ce&&!Q?me[X]=g(v.image[X],!0,r.maxCubemapSize):me[X]=Q?v.image[X].image:v.image[X],me[X]=Ae(v,me[X]);const Ue=me[0],Ee=s.convert(v.format,v.colorSpace),ae=s.convert(v.type),Pe=E(v.internalFormat,Ee,ae,v.colorSpace),Ne=v.isVideoTexture!==!0,it=J.__version===void 0||Y===!0,R=Z.dataReady;let oe=T(v,Ue);pe(i.TEXTURE_CUBE_MAP,v);let V;if(Ce){Ne&&it&&t.texStorage2D(i.TEXTURE_CUBE_MAP,oe,Pe,Ue.width,Ue.height);for(let X=0;X<6;X++){V=me[X].mipmaps;for(let te=0;te<V.length;te++){const Te=V[te];v.format!==Kt?Ee!==null?Ne?R&&t.compressedTexSubImage2D(i.TEXTURE_CUBE_MAP_POSITIVE_X+X,te,0,0,Te.width,Te.height,Ee,Te.data):t.compressedTexImage2D(i.TEXTURE_CUBE_MAP_POSITIVE_X+X,te,Pe,Te.width,Te.height,0,Te.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):Ne?R&&t.texSubImage2D(i.TEXTURE_CUBE_MAP_POSITIVE_X+X,te,0,0,Te.width,Te.height,Ee,ae,Te.data):t.texImage2D(i.TEXTURE_CUBE_MAP_POSITIVE_X+X,te,Pe,Te.width,Te.height,0,Ee,ae,Te.data)}}}else{if(V=v.mipmaps,Ne&&it){V.length>0&&oe++;const X=at(me[0]);t.texStorage2D(i.TEXTURE_CUBE_MAP,oe,Pe,X.width,X.height)}for(let X=0;X<6;X++)if(Q){Ne?R&&t.texSubImage2D(i.TEXTURE_CUBE_MAP_POSITIVE_X+X,0,0,0,me[X].width,me[X].height,Ee,ae,me[X].data):t.texImage2D(i.TEXTURE_CUBE_MAP_POSITIVE_X+X,0,Pe,me[X].width,me[X].height,0,Ee,ae,me[X].data);for(let te=0;te<V.length;te++){const ze=V[te].image[X].image;Ne?R&&t.texSubImage2D(i.TEXTURE_CUBE_MAP_POSITIVE_X+X,te+1,0,0,ze.width,ze.height,Ee,ae,ze.data):t.texImage2D(i.TEXTURE_CUBE_MAP_POSITIVE_X+X,te+1,Pe,ze.width,ze.height,0,Ee,ae,ze.data)}}else{Ne?R&&t.texSubImage2D(i.TEXTURE_CUBE_MAP_POSITIVE_X+X,0,0,0,Ee,ae,me[X]):t.texImage2D(i.TEXTURE_CUBE_MAP_POSITIVE_X+X,0,Pe,Ee,ae,me[X]);for(let te=0;te<V.length;te++){const Te=V[te];Ne?R&&t.texSubImage2D(i.TEXTURE_CUBE_MAP_POSITIVE_X+X,te+1,0,0,Ee,ae,Te.image[X]):t.texImage2D(i.TEXTURE_CUBE_MAP_POSITIVE_X+X,te+1,Pe,Ee,ae,Te.image[X])}}}m(v)&&p(i.TEXTURE_CUBE_MAP),J.__version=Z.version,v.onUpdate&&v.onUpdate(v)}A.__version=v.version}function j(A,v,k,Y,Z,J){const ge=s.convert(k.format,k.colorSpace),ie=s.convert(k.type),re=E(k.internalFormat,ge,ie,k.colorSpace);if(!n.get(v).__hasExternalTextures){const Q=Math.max(1,v.width>>J),me=Math.max(1,v.height>>J);Z===i.TEXTURE_3D||Z===i.TEXTURE_2D_ARRAY?t.texImage3D(Z,J,re,Q,me,v.depth,0,ge,ie,null):t.texImage2D(Z,J,re,Q,me,0,ge,ie,null)}t.bindFramebuffer(i.FRAMEBUFFER,A),Be(v)?o.framebufferTexture2DMultisampleEXT(i.FRAMEBUFFER,Y,Z,n.get(k).__webglTexture,0,xe(v)):(Z===i.TEXTURE_2D||Z>=i.TEXTURE_CUBE_MAP_POSITIVE_X&&Z<=i.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&i.framebufferTexture2D(i.FRAMEBUFFER,Y,Z,n.get(k).__webglTexture,J),t.bindFramebuffer(i.FRAMEBUFFER,null)}function he(A,v,k){if(i.bindRenderbuffer(i.RENDERBUFFER,A),v.depthBuffer){const Y=v.depthTexture,Z=Y&&Y.isDepthTexture?Y.type:null,J=M(v.stencilBuffer,Z),ge=v.stencilBuffer?i.DEPTH_STENCIL_ATTACHMENT:i.DEPTH_ATTACHMENT,ie=xe(v);Be(v)?o.renderbufferStorageMultisampleEXT(i.RENDERBUFFER,ie,J,v.width,v.height):k?i.renderbufferStorageMultisample(i.RENDERBUFFER,ie,J,v.width,v.height):i.renderbufferStorage(i.RENDERBUFFER,J,v.width,v.height),i.framebufferRenderbuffer(i.FRAMEBUFFER,ge,i.RENDERBUFFER,A)}else{const Y=v.textures;for(let Z=0;Z<Y.length;Z++){const J=Y[Z],ge=s.convert(J.format,J.colorSpace),ie=s.convert(J.type),re=E(J.internalFormat,ge,ie,J.colorSpace),Ce=xe(v);k&&Be(v)===!1?i.renderbufferStorageMultisample(i.RENDERBUFFER,Ce,re,v.width,v.height):Be(v)?o.renderbufferStorageMultisampleEXT(i.RENDERBUFFER,Ce,re,v.width,v.height):i.renderbufferStorage(i.RENDERBUFFER,re,v.width,v.height)}}i.bindRenderbuffer(i.RENDERBUFFER,null)}function se(A,v){if(v&&v.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(t.bindFramebuffer(i.FRAMEBUFFER,A),!(v.depthTexture&&v.depthTexture.isDepthTexture))throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");(!n.get(v.depthTexture).__webglTexture||v.depthTexture.image.width!==v.width||v.depthTexture.image.height!==v.height)&&(v.depthTexture.image.width=v.width,v.depthTexture.image.height=v.height,v.depthTexture.needsUpdate=!0),$(v.depthTexture,0);const Y=n.get(v.depthTexture).__webglTexture,Z=xe(v);if(v.depthTexture.format===fi)Be(v)?o.framebufferTexture2DMultisampleEXT(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.TEXTURE_2D,Y,0,Z):i.framebufferTexture2D(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.TEXTURE_2D,Y,0);else if(v.depthTexture.format===xi)Be(v)?o.framebufferTexture2DMultisampleEXT(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.TEXTURE_2D,Y,0,Z):i.framebufferTexture2D(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.TEXTURE_2D,Y,0);else throw new Error("Unknown depthTexture format")}function Le(A){const v=n.get(A),k=A.isWebGLCubeRenderTarget===!0;if(A.depthTexture&&!v.__autoAllocateDepthBuffer){if(k)throw new Error("target.depthTexture not supported in Cube render targets");se(v.__webglFramebuffer,A)}else if(k){v.__webglDepthbuffer=[];for(let Y=0;Y<6;Y++)t.bindFramebuffer(i.FRAMEBUFFER,v.__webglFramebuffer[Y]),v.__webglDepthbuffer[Y]=i.createRenderbuffer(),he(v.__webglDepthbuffer[Y],A,!1)}else t.bindFramebuffer(i.FRAMEBUFFER,v.__webglFramebuffer),v.__webglDepthbuffer=i.createRenderbuffer(),he(v.__webglDepthbuffer,A,!1);t.bindFramebuffer(i.FRAMEBUFFER,null)}function Re(A,v,k){const Y=n.get(A);v!==void 0&&j(Y.__webglFramebuffer,A,A.texture,i.COLOR_ATTACHMENT0,i.TEXTURE_2D,0),k!==void 0&&Le(A)}function ke(A){const v=A.texture,k=n.get(A),Y=n.get(v);A.addEventListener("dispose",w);const Z=A.textures,J=A.isWebGLCubeRenderTarget===!0,ge=Z.length>1;if(ge||(Y.__webglTexture===void 0&&(Y.__webglTexture=i.createTexture()),Y.__version=v.version,a.memory.textures++),J){k.__webglFramebuffer=[];for(let ie=0;ie<6;ie++)if(v.mipmaps&&v.mipmaps.length>0){k.__webglFramebuffer[ie]=[];for(let re=0;re<v.mipmaps.length;re++)k.__webglFramebuffer[ie][re]=i.createFramebuffer()}else k.__webglFramebuffer[ie]=i.createFramebuffer()}else{if(v.mipmaps&&v.mipmaps.length>0){k.__webglFramebuffer=[];for(let ie=0;ie<v.mipmaps.length;ie++)k.__webglFramebuffer[ie]=i.createFramebuffer()}else k.__webglFramebuffer=i.createFramebuffer();if(ge)for(let ie=0,re=Z.length;ie<re;ie++){const Ce=n.get(Z[ie]);Ce.__webglTexture===void 0&&(Ce.__webglTexture=i.createTexture(),a.memory.textures++)}if(A.samples>0&&Be(A)===!1){k.__webglMultisampledFramebuffer=i.createFramebuffer(),k.__webglColorRenderbuffer=[],t.bindFramebuffer(i.FRAMEBUFFER,k.__webglMultisampledFramebuffer);for(let ie=0;ie<Z.length;ie++){const re=Z[ie];k.__webglColorRenderbuffer[ie]=i.createRenderbuffer(),i.bindRenderbuffer(i.RENDERBUFFER,k.__webglColorRenderbuffer[ie]);const Ce=s.convert(re.format,re.colorSpace),Q=s.convert(re.type),me=E(re.internalFormat,Ce,Q,re.colorSpace,A.isXRRenderTarget===!0),Ue=xe(A);i.renderbufferStorageMultisample(i.RENDERBUFFER,Ue,me,A.width,A.height),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.COLOR_ATTACHMENT0+ie,i.RENDERBUFFER,k.__webglColorRenderbuffer[ie])}i.bindRenderbuffer(i.RENDERBUFFER,null),A.depthBuffer&&(k.__webglDepthRenderbuffer=i.createRenderbuffer(),he(k.__webglDepthRenderbuffer,A,!0)),t.bindFramebuffer(i.FRAMEBUFFER,null)}}if(J){t.bindTexture(i.TEXTURE_CUBE_MAP,Y.__webglTexture),pe(i.TEXTURE_CUBE_MAP,v);for(let ie=0;ie<6;ie++)if(v.mipmaps&&v.mipmaps.length>0)for(let re=0;re<v.mipmaps.length;re++)j(k.__webglFramebuffer[ie][re],A,v,i.COLOR_ATTACHMENT0,i.TEXTURE_CUBE_MAP_POSITIVE_X+ie,re);else j(k.__webglFramebuffer[ie],A,v,i.COLOR_ATTACHMENT0,i.TEXTURE_CUBE_MAP_POSITIVE_X+ie,0);m(v)&&p(i.TEXTURE_CUBE_MAP),t.unbindTexture()}else if(ge){for(let ie=0,re=Z.length;ie<re;ie++){const Ce=Z[ie],Q=n.get(Ce);t.bindTexture(i.TEXTURE_2D,Q.__webglTexture),pe(i.TEXTURE_2D,Ce),j(k.__webglFramebuffer,A,Ce,i.COLOR_ATTACHMENT0+ie,i.TEXTURE_2D,0),m(Ce)&&p(i.TEXTURE_2D)}t.unbindTexture()}else{let ie=i.TEXTURE_2D;if((A.isWebGL3DRenderTarget||A.isWebGLArrayRenderTarget)&&(ie=A.isWebGL3DRenderTarget?i.TEXTURE_3D:i.TEXTURE_2D_ARRAY),t.bindTexture(ie,Y.__webglTexture),pe(ie,v),v.mipmaps&&v.mipmaps.length>0)for(let re=0;re<v.mipmaps.length;re++)j(k.__webglFramebuffer[re],A,v,i.COLOR_ATTACHMENT0,ie,re);else j(k.__webglFramebuffer,A,v,i.COLOR_ATTACHMENT0,ie,0);m(v)&&p(ie),t.unbindTexture()}A.depthBuffer&&Le(A)}function C(A){const v=A.textures;for(let k=0,Y=v.length;k<Y;k++){const Z=v[k];if(m(Z)){const J=A.isWebGLCubeRenderTarget?i.TEXTURE_CUBE_MAP:i.TEXTURE_2D,ge=n.get(Z).__webglTexture;t.bindTexture(J,ge),p(J),t.unbindTexture()}}}const Oe=[],Ie=[];function et(A){if(A.samples>0){if(Be(A)===!1){const v=A.textures,k=A.width,Y=A.height;let Z=i.COLOR_BUFFER_BIT;const J=A.stencilBuffer?i.DEPTH_STENCIL_ATTACHMENT:i.DEPTH_ATTACHMENT,ge=n.get(A),ie=v.length>1;if(ie)for(let re=0;re<v.length;re++)t.bindFramebuffer(i.FRAMEBUFFER,ge.__webglMultisampledFramebuffer),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.COLOR_ATTACHMENT0+re,i.RENDERBUFFER,null),t.bindFramebuffer(i.FRAMEBUFFER,ge.__webglFramebuffer),i.framebufferTexture2D(i.DRAW_FRAMEBUFFER,i.COLOR_ATTACHMENT0+re,i.TEXTURE_2D,null,0);t.bindFramebuffer(i.READ_FRAMEBUFFER,ge.__webglMultisampledFramebuffer),t.bindFramebuffer(i.DRAW_FRAMEBUFFER,ge.__webglFramebuffer);for(let re=0;re<v.length;re++){if(A.resolveDepthBuffer&&(A.depthBuffer&&(Z|=i.DEPTH_BUFFER_BIT),A.stencilBuffer&&A.resolveStencilBuffer&&(Z|=i.STENCIL_BUFFER_BIT)),ie){i.framebufferRenderbuffer(i.READ_FRAMEBUFFER,i.COLOR_ATTACHMENT0,i.RENDERBUFFER,ge.__webglColorRenderbuffer[re]);const Ce=n.get(v[re]).__webglTexture;i.framebufferTexture2D(i.DRAW_FRAMEBUFFER,i.COLOR_ATTACHMENT0,i.TEXTURE_2D,Ce,0)}i.blitFramebuffer(0,0,k,Y,0,0,k,Y,Z,i.NEAREST),l===!0&&(Oe.length=0,Ie.length=0,Oe.push(i.COLOR_ATTACHMENT0+re),A.depthBuffer&&A.resolveDepthBuffer===!1&&(Oe.push(J),Ie.push(J),i.invalidateFramebuffer(i.DRAW_FRAMEBUFFER,Ie)),i.invalidateFramebuffer(i.READ_FRAMEBUFFER,Oe))}if(t.bindFramebuffer(i.READ_FRAMEBUFFER,null),t.bindFramebuffer(i.DRAW_FRAMEBUFFER,null),ie)for(let re=0;re<v.length;re++){t.bindFramebuffer(i.FRAMEBUFFER,ge.__webglMultisampledFramebuffer),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.COLOR_ATTACHMENT0+re,i.RENDERBUFFER,ge.__webglColorRenderbuffer[re]);const Ce=n.get(v[re]).__webglTexture;t.bindFramebuffer(i.FRAMEBUFFER,ge.__webglFramebuffer),i.framebufferTexture2D(i.DRAW_FRAMEBUFFER,i.COLOR_ATTACHMENT0+re,i.TEXTURE_2D,Ce,0)}t.bindFramebuffer(i.DRAW_FRAMEBUFFER,ge.__webglMultisampledFramebuffer)}else if(A.depthBuffer&&A.resolveDepthBuffer===!1&&l){const v=A.stencilBuffer?i.DEPTH_STENCIL_ATTACHMENT:i.DEPTH_ATTACHMENT;i.invalidateFramebuffer(i.DRAW_FRAMEBUFFER,[v])}}}function xe(A){return Math.min(r.maxSamples,A.samples)}function Be(A){const v=n.get(A);return A.samples>0&&e.has("WEBGL_multisampled_render_to_texture")===!0&&v.__useRenderToTexture!==!1}function De(A){const v=a.render.frame;u.get(A)!==v&&(u.set(A,v),A.update())}function Ae(A,v){const k=A.colorSpace,Y=A.format,Z=A.type;return A.isCompressedTexture===!0||A.isVideoTexture===!0||k!==bn&&k!==Sn&&(We.getTransfer(k)===Qe?(Y!==Kt||Z!==An)&&console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture color space:",k)),v}function at(A){return typeof HTMLImageElement<"u"&&A instanceof HTMLImageElement?(c.width=A.naturalWidth||A.width,c.height=A.naturalHeight||A.height):typeof VideoFrame<"u"&&A instanceof VideoFrame?(c.width=A.displayWidth,c.height=A.displayHeight):(c.width=A.width,c.height=A.height),c}this.allocateTextureUnit=H,this.resetTextureUnits=P,this.setTexture2D=$,this.setTexture2DArray=q,this.setTexture3D=W,this.setTextureCube=K,this.rebindTextures=Re,this.setupRenderTarget=ke,this.updateRenderTargetMipmap=C,this.updateMultisampleRenderTarget=et,this.setupDepthRenderbuffer=Le,this.setupFrameBufferTexture=j,this.useMultisampledRTT=Be}function zm(i,e){function t(n,r=Sn){let s;const a=We.getTransfer(r);if(n===An)return i.UNSIGNED_BYTE;if(n===Rl)return i.UNSIGNED_SHORT_4_4_4_4;if(n===Cl)return i.UNSIGNED_SHORT_5_5_5_1;if(n===Su)return i.UNSIGNED_INT_5_9_9_9_REV;if(n===vu)return i.BYTE;if(n===xu)return i.SHORT;if(n===Rr)return i.UNSIGNED_SHORT;if(n===wl)return i.INT;if(n===gi)return i.UNSIGNED_INT;if(n===Mn)return i.FLOAT;if(n===zr)return i.HALF_FLOAT;if(n===Mu)return i.ALPHA;if(n===yu)return i.RGB;if(n===Kt)return i.RGBA;if(n===Eu)return i.LUMINANCE;if(n===Tu)return i.LUMINANCE_ALPHA;if(n===fi)return i.DEPTH_COMPONENT;if(n===xi)return i.DEPTH_STENCIL;if(n===Au)return i.RED;if(n===Pl)return i.RED_INTEGER;if(n===bu)return i.RG;if(n===Ll)return i.RG_INTEGER;if(n===Dl)return i.RGBA_INTEGER;if(n===jr||n===Qr||n===es||n===ts)if(a===Qe)if(s=e.get("WEBGL_compressed_texture_s3tc_srgb"),s!==null){if(n===jr)return s.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(n===Qr)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(n===es)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(n===ts)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else return null;else if(s=e.get("WEBGL_compressed_texture_s3tc"),s!==null){if(n===jr)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(n===Qr)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(n===es)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(n===ts)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}else return null;if(n===Oa||n===ka||n===Ba||n===za)if(s=e.get("WEBGL_compressed_texture_pvrtc"),s!==null){if(n===Oa)return s.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(n===ka)return s.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(n===Ba)return s.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(n===za)return s.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}else return null;if(n===Ha||n===Va||n===Ga)if(s=e.get("WEBGL_compressed_texture_etc"),s!==null){if(n===Ha||n===Va)return a===Qe?s.COMPRESSED_SRGB8_ETC2:s.COMPRESSED_RGB8_ETC2;if(n===Ga)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:s.COMPRESSED_RGBA8_ETC2_EAC}else return null;if(n===Wa||n===Xa||n===qa||n===$a||n===Ya||n===Ka||n===Za||n===Ja||n===ja||n===Qa||n===eo||n===to||n===no||n===io)if(s=e.get("WEBGL_compressed_texture_astc"),s!==null){if(n===Wa)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:s.COMPRESSED_RGBA_ASTC_4x4_KHR;if(n===Xa)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:s.COMPRESSED_RGBA_ASTC_5x4_KHR;if(n===qa)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:s.COMPRESSED_RGBA_ASTC_5x5_KHR;if(n===$a)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:s.COMPRESSED_RGBA_ASTC_6x5_KHR;if(n===Ya)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:s.COMPRESSED_RGBA_ASTC_6x6_KHR;if(n===Ka)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:s.COMPRESSED_RGBA_ASTC_8x5_KHR;if(n===Za)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:s.COMPRESSED_RGBA_ASTC_8x6_KHR;if(n===Ja)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:s.COMPRESSED_RGBA_ASTC_8x8_KHR;if(n===ja)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:s.COMPRESSED_RGBA_ASTC_10x5_KHR;if(n===Qa)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:s.COMPRESSED_RGBA_ASTC_10x6_KHR;if(n===eo)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:s.COMPRESSED_RGBA_ASTC_10x8_KHR;if(n===to)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:s.COMPRESSED_RGBA_ASTC_10x10_KHR;if(n===no)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:s.COMPRESSED_RGBA_ASTC_12x10_KHR;if(n===io)return a===Qe?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:s.COMPRESSED_RGBA_ASTC_12x12_KHR}else return null;if(n===ns||n===ro||n===so)if(s=e.get("EXT_texture_compression_bptc"),s!==null){if(n===ns)return a===Qe?s.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:s.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(n===ro)return s.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(n===so)return s.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}else return null;if(n===wu||n===ao||n===oo||n===lo)if(s=e.get("EXT_texture_compression_rgtc"),s!==null){if(n===ns)return s.COMPRESSED_RED_RGTC1_EXT;if(n===ao)return s.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(n===oo)return s.COMPRESSED_RED_GREEN_RGTC2_EXT;if(n===lo)return s.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}else return null;return n===vi?i.UNSIGNED_INT_24_8:i[n]!==void 0?i[n]:null}return{convert:t}}class Hm extends Ot{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e}}class Li extends At{constructor(){super(),this.isGroup=!0,this.type="Group"}}const Vm={type:"move"};class Cs{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new Li,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return this._targetRay===null&&(this._targetRay=new Li,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new D,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new D),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new Li,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new D,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new D),this._grip}dispatchEvent(e){return this._targetRay!==null&&this._targetRay.dispatchEvent(e),this._grip!==null&&this._grip.dispatchEvent(e),this._hand!==null&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(e,t,n){let r=null,s=null,a=null;const o=this._targetRay,l=this._grip,c=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(c&&e.hand){a=!0;for(const g of e.hand.values()){const m=t.getJointPose(g,n),p=this._getHandJoint(c,g);m!==null&&(p.matrix.fromArray(m.transform.matrix),p.matrix.decompose(p.position,p.rotation,p.scale),p.matrixWorldNeedsUpdate=!0,p.jointRadius=m.radius),p.visible=m!==null}const u=c.joints["index-finger-tip"],h=c.joints["thumb-tip"],f=u.position.distanceTo(h.position),d=.02,_=.005;c.inputState.pinching&&f>d+_?(c.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!c.inputState.pinching&&f<=d-_&&(c.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else l!==null&&e.gripSpace&&(s=t.getPose(e.gripSpace,n),s!==null&&(l.matrix.fromArray(s.transform.matrix),l.matrix.decompose(l.position,l.rotation,l.scale),l.matrixWorldNeedsUpdate=!0,s.linearVelocity?(l.hasLinearVelocity=!0,l.linearVelocity.copy(s.linearVelocity)):l.hasLinearVelocity=!1,s.angularVelocity?(l.hasAngularVelocity=!0,l.angularVelocity.copy(s.angularVelocity)):l.hasAngularVelocity=!1));o!==null&&(r=t.getPose(e.targetRaySpace,n),r===null&&s!==null&&(r=s),r!==null&&(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,this.dispatchEvent(Vm)))}return o!==null&&(o.visible=r!==null),l!==null&&(l.visible=s!==null),c!==null&&(c.visible=a!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const n=new Li;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}const Gm=`
void main() {

	gl_Position = vec4( position, 1.0 );

}`,Wm=`
uniform sampler2DArray depthColor;
uniform float depthWidth;
uniform float depthHeight;

void main() {

	vec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );

	if ( coord.x >= 1.0 ) {

		gl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;

	} else {

		gl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;

	}

}`;class Xm{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(e,t,n){if(this.texture===null){const r=new Tt,s=e.properties.get(r);s.__webglTexture=t.texture,(t.depthNear!=n.depthNear||t.depthFar!=n.depthFar)&&(this.depthNear=t.depthNear,this.depthFar=t.depthFar),this.texture=r}}getMesh(e){if(this.texture!==null&&this.mesh===null){const t=e.cameras[0].viewport,n=new hn({vertexShader:Gm,fragmentShader:Wm,uniforms:{depthColor:{value:this.texture},depthWidth:{value:t.z},depthHeight:{value:t.w}}});this.mesh=new Ht(new Gr(20,20),n)}return this.mesh}reset(){this.texture=null,this.mesh=null}}class qm extends yi{constructor(e,t){super();const n=this;let r=null,s=1,a=null,o="local-floor",l=1,c=null,u=null,h=null,f=null,d=null,_=null;const g=new Xm,m=t.getContextAttributes();let p=null,E=null;const M=[],T=[],N=new Se;let w=null;const b=new Ot;b.layers.enable(1),b.viewport=new mt;const I=new Ot;I.layers.enable(2),I.viewport=new mt;const y=[b,I],x=new Hm;x.layers.enable(1),x.layers.enable(2);let P=null,H=null;this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(G){let j=M[G];return j===void 0&&(j=new Cs,M[G]=j),j.getTargetRaySpace()},this.getControllerGrip=function(G){let j=M[G];return j===void 0&&(j=new Cs,M[G]=j),j.getGripSpace()},this.getHand=function(G){let j=M[G];return j===void 0&&(j=new Cs,M[G]=j),j.getHandSpace()};function B(G){const j=T.indexOf(G.inputSource);if(j===-1)return;const he=M[j];he!==void 0&&(he.update(G.inputSource,G.frame,c||a),he.dispatchEvent({type:G.type,data:G.inputSource}))}function $(){r.removeEventListener("select",B),r.removeEventListener("selectstart",B),r.removeEventListener("selectend",B),r.removeEventListener("squeeze",B),r.removeEventListener("squeezestart",B),r.removeEventListener("squeezeend",B),r.removeEventListener("end",$),r.removeEventListener("inputsourceschange",q);for(let G=0;G<M.length;G++){const j=T[G];j!==null&&(T[G]=null,M[G].disconnect(j))}P=null,H=null,g.reset(),e.setRenderTarget(p),d=null,f=null,h=null,r=null,E=null,qe.stop(),n.isPresenting=!1,e.setPixelRatio(w),e.setSize(N.width,N.height,!1),n.dispatchEvent({type:"sessionend"})}this.setFramebufferScaleFactor=function(G){s=G,n.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(G){o=G,n.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return c||a},this.setReferenceSpace=function(G){c=G},this.getBaseLayer=function(){return f!==null?f:d},this.getBinding=function(){return h},this.getFrame=function(){return _},this.getSession=function(){return r},this.setSession=async function(G){if(r=G,r!==null){if(p=e.getRenderTarget(),r.addEventListener("select",B),r.addEventListener("selectstart",B),r.addEventListener("selectend",B),r.addEventListener("squeeze",B),r.addEventListener("squeezestart",B),r.addEventListener("squeezeend",B),r.addEventListener("end",$),r.addEventListener("inputsourceschange",q),m.xrCompatible!==!0&&await t.makeXRCompatible(),w=e.getPixelRatio(),e.getSize(N),r.renderState.layers===void 0){const j={antialias:m.antialias,alpha:!0,depth:m.depth,stencil:m.stencil,framebufferScaleFactor:s};d=new XRWebGLLayer(r,t,j),r.updateRenderState({baseLayer:d}),e.setPixelRatio(1),e.setSize(d.framebufferWidth,d.framebufferHeight,!1),E=new Gn(d.framebufferWidth,d.framebufferHeight,{format:Kt,type:An,colorSpace:e.outputColorSpace,stencilBuffer:m.stencil})}else{let j=null,he=null,se=null;m.depth&&(se=m.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,j=m.stencil?xi:fi,he=m.stencil?vi:gi);const Le={colorFormat:t.RGBA8,depthFormat:se,scaleFactor:s};h=new XRWebGLBinding(r,t),f=h.createProjectionLayer(Le),r.updateRenderState({layers:[f]}),e.setPixelRatio(1),e.setSize(f.textureWidth,f.textureHeight,!1),E=new Gn(f.textureWidth,f.textureHeight,{format:Kt,type:An,depthTexture:new Kl(f.textureWidth,f.textureHeight,he,void 0,void 0,void 0,void 0,void 0,void 0,j),stencilBuffer:m.stencil,colorSpace:e.outputColorSpace,samples:m.antialias?4:0,resolveDepthBuffer:f.ignoreDepthValues===!1})}E.isXRRenderTarget=!0,this.setFoveation(l),c=null,a=await r.requestReferenceSpace(o),qe.setContext(r),qe.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(r!==null)return r.environmentBlendMode};function q(G){for(let j=0;j<G.removed.length;j++){const he=G.removed[j],se=T.indexOf(he);se>=0&&(T[se]=null,M[se].disconnect(he))}for(let j=0;j<G.added.length;j++){const he=G.added[j];let se=T.indexOf(he);if(se===-1){for(let Re=0;Re<M.length;Re++)if(Re>=T.length){T.push(he),se=Re;break}else if(T[Re]===null){T[Re]=he,se=Re;break}if(se===-1)break}const Le=M[se];Le&&Le.connect(he)}}const W=new D,K=new D;function z(G,j,he){W.setFromMatrixPosition(j.matrixWorld),K.setFromMatrixPosition(he.matrixWorld);const se=W.distanceTo(K),Le=j.projectionMatrix.elements,Re=he.projectionMatrix.elements,ke=Le[14]/(Le[10]-1),C=Le[14]/(Le[10]+1),Oe=(Le[9]+1)/Le[5],Ie=(Le[9]-1)/Le[5],et=(Le[8]-1)/Le[0],xe=(Re[8]+1)/Re[0],Be=ke*et,De=ke*xe,Ae=se/(-et+xe),at=Ae*-et;j.matrixWorld.decompose(G.position,G.quaternion,G.scale),G.translateX(at),G.translateZ(Ae),G.matrixWorld.compose(G.position,G.quaternion,G.scale),G.matrixWorldInverse.copy(G.matrixWorld).invert();const A=ke+Ae,v=C+Ae,k=Be-at,Y=De+(se-at),Z=Oe*C/v*A,J=Ie*C/v*A;G.projectionMatrix.makePerspective(k,Y,Z,J,A,v),G.projectionMatrixInverse.copy(G.projectionMatrix).invert()}function ce(G,j){j===null?G.matrixWorld.copy(G.matrix):G.matrixWorld.multiplyMatrices(j.matrixWorld,G.matrix),G.matrixWorldInverse.copy(G.matrixWorld).invert()}this.updateCamera=function(G){if(r===null)return;g.texture!==null&&(G.near=g.depthNear,G.far=g.depthFar),x.near=I.near=b.near=G.near,x.far=I.far=b.far=G.far,(P!==x.near||H!==x.far)&&(r.updateRenderState({depthNear:x.near,depthFar:x.far}),P=x.near,H=x.far,b.near=P,b.far=H,I.near=P,I.far=H,b.updateProjectionMatrix(),I.updateProjectionMatrix(),G.updateProjectionMatrix());const j=G.parent,he=x.cameras;ce(x,j);for(let se=0;se<he.length;se++)ce(he[se],j);he.length===2?z(x,b,I):x.projectionMatrix.copy(b.projectionMatrix),fe(G,x,j)};function fe(G,j,he){he===null?G.matrix.copy(j.matrixWorld):(G.matrix.copy(he.matrixWorld),G.matrix.invert(),G.matrix.multiply(j.matrixWorld)),G.matrix.decompose(G.position,G.quaternion,G.scale),G.updateMatrixWorld(!0),G.projectionMatrix.copy(j.projectionMatrix),G.projectionMatrixInverse.copy(j.projectionMatrixInverse),G.isPerspectiveCamera&&(G.fov=Xs*2*Math.atan(1/G.projectionMatrix.elements[5]),G.zoom=1)}this.getCamera=function(){return x},this.getFoveation=function(){if(!(f===null&&d===null))return l},this.setFoveation=function(G){l=G,f!==null&&(f.fixedFoveation=G),d!==null&&d.fixedFoveation!==void 0&&(d.fixedFoveation=G)},this.hasDepthSensing=function(){return g.texture!==null},this.getDepthSensingMesh=function(){return g.getMesh(x)};let pe=null;function Fe(G,j){if(u=j.getViewerPose(c||a),_=j,u!==null){const he=u.views;d!==null&&(e.setRenderTargetFramebuffer(E,d.framebuffer),e.setRenderTarget(E));let se=!1;he.length!==x.cameras.length&&(x.cameras.length=0,se=!0);for(let Re=0;Re<he.length;Re++){const ke=he[Re];let C=null;if(d!==null)C=d.getViewport(ke);else{const Ie=h.getViewSubImage(f,ke);C=Ie.viewport,Re===0&&(e.setRenderTargetTextures(E,Ie.colorTexture,f.ignoreDepthValues?void 0:Ie.depthStencilTexture),e.setRenderTarget(E))}let Oe=y[Re];Oe===void 0&&(Oe=new Ot,Oe.layers.enable(Re),Oe.viewport=new mt,y[Re]=Oe),Oe.matrix.fromArray(ke.transform.matrix),Oe.matrix.decompose(Oe.position,Oe.quaternion,Oe.scale),Oe.projectionMatrix.fromArray(ke.projectionMatrix),Oe.projectionMatrixInverse.copy(Oe.projectionMatrix).invert(),Oe.viewport.set(C.x,C.y,C.width,C.height),Re===0&&(x.matrix.copy(Oe.matrix),x.matrix.decompose(x.position,x.quaternion,x.scale)),se===!0&&x.cameras.push(Oe)}const Le=r.enabledFeatures;if(Le&&Le.includes("depth-sensing")){const Re=h.getDepthInformation(he[0]);Re&&Re.isValid&&Re.texture&&g.init(e,Re,r.renderState)}}for(let he=0;he<M.length;he++){const se=T[he],Le=M[he];se!==null&&Le!==void 0&&Le.update(se,j,c||a)}pe&&pe(G,j),j.detectedPlanes&&n.dispatchEvent({type:"planesdetected",data:j}),_=null}const qe=new $l;qe.setAnimationLoop(Fe),this.setAnimationLoop=function(G){pe=G},this.dispose=function(){}}}const Nn=new un,$m=new ct;function Ym(i,e){function t(m,p){m.matrixAutoUpdate===!0&&m.updateMatrix(),p.value.copy(m.matrix)}function n(m,p){p.color.getRGB(m.fogColor.value,Gl(i)),p.isFog?(m.fogNear.value=p.near,m.fogFar.value=p.far):p.isFogExp2&&(m.fogDensity.value=p.density)}function r(m,p,E,M,T){p.isMeshBasicMaterial||p.isMeshLambertMaterial?s(m,p):p.isMeshToonMaterial?(s(m,p),h(m,p)):p.isMeshPhongMaterial?(s(m,p),u(m,p)):p.isMeshStandardMaterial?(s(m,p),f(m,p),p.isMeshPhysicalMaterial&&d(m,p,T)):p.isMeshMatcapMaterial?(s(m,p),_(m,p)):p.isMeshDepthMaterial?s(m,p):p.isMeshDistanceMaterial?(s(m,p),g(m,p)):p.isMeshNormalMaterial?s(m,p):p.isLineBasicMaterial?(a(m,p),p.isLineDashedMaterial&&o(m,p)):p.isPointsMaterial?l(m,p,E,M):p.isSpriteMaterial?c(m,p):p.isShadowMaterial?(m.color.value.copy(p.color),m.opacity.value=p.opacity):p.isShaderMaterial&&(p.uniformsNeedUpdate=!1)}function s(m,p){m.opacity.value=p.opacity,p.color&&m.diffuse.value.copy(p.color),p.emissive&&m.emissive.value.copy(p.emissive).multiplyScalar(p.emissiveIntensity),p.map&&(m.map.value=p.map,t(p.map,m.mapTransform)),p.alphaMap&&(m.alphaMap.value=p.alphaMap,t(p.alphaMap,m.alphaMapTransform)),p.bumpMap&&(m.bumpMap.value=p.bumpMap,t(p.bumpMap,m.bumpMapTransform),m.bumpScale.value=p.bumpScale,p.side===Et&&(m.bumpScale.value*=-1)),p.normalMap&&(m.normalMap.value=p.normalMap,t(p.normalMap,m.normalMapTransform),m.normalScale.value.copy(p.normalScale),p.side===Et&&m.normalScale.value.negate()),p.displacementMap&&(m.displacementMap.value=p.displacementMap,t(p.displacementMap,m.displacementMapTransform),m.displacementScale.value=p.displacementScale,m.displacementBias.value=p.displacementBias),p.emissiveMap&&(m.emissiveMap.value=p.emissiveMap,t(p.emissiveMap,m.emissiveMapTransform)),p.specularMap&&(m.specularMap.value=p.specularMap,t(p.specularMap,m.specularMapTransform)),p.alphaTest>0&&(m.alphaTest.value=p.alphaTest);const E=e.get(p),M=E.envMap,T=E.envMapRotation;M&&(m.envMap.value=M,Nn.copy(T),Nn.x*=-1,Nn.y*=-1,Nn.z*=-1,M.isCubeTexture&&M.isRenderTargetTexture===!1&&(Nn.y*=-1,Nn.z*=-1),m.envMapRotation.value.setFromMatrix4($m.makeRotationFromEuler(Nn)),m.flipEnvMap.value=M.isCubeTexture&&M.isRenderTargetTexture===!1?-1:1,m.reflectivity.value=p.reflectivity,m.ior.value=p.ior,m.refractionRatio.value=p.refractionRatio),p.lightMap&&(m.lightMap.value=p.lightMap,m.lightMapIntensity.value=p.lightMapIntensity,t(p.lightMap,m.lightMapTransform)),p.aoMap&&(m.aoMap.value=p.aoMap,m.aoMapIntensity.value=p.aoMapIntensity,t(p.aoMap,m.aoMapTransform))}function a(m,p){m.diffuse.value.copy(p.color),m.opacity.value=p.opacity,p.map&&(m.map.value=p.map,t(p.map,m.mapTransform))}function o(m,p){m.dashSize.value=p.dashSize,m.totalSize.value=p.dashSize+p.gapSize,m.scale.value=p.scale}function l(m,p,E,M){m.diffuse.value.copy(p.color),m.opacity.value=p.opacity,m.size.value=p.size*E,m.scale.value=M*.5,p.map&&(m.map.value=p.map,t(p.map,m.uvTransform)),p.alphaMap&&(m.alphaMap.value=p.alphaMap,t(p.alphaMap,m.alphaMapTransform)),p.alphaTest>0&&(m.alphaTest.value=p.alphaTest)}function c(m,p){m.diffuse.value.copy(p.color),m.opacity.value=p.opacity,m.rotation.value=p.rotation,p.map&&(m.map.value=p.map,t(p.map,m.mapTransform)),p.alphaMap&&(m.alphaMap.value=p.alphaMap,t(p.alphaMap,m.alphaMapTransform)),p.alphaTest>0&&(m.alphaTest.value=p.alphaTest)}function u(m,p){m.specular.value.copy(p.specular),m.shininess.value=Math.max(p.shininess,1e-4)}function h(m,p){p.gradientMap&&(m.gradientMap.value=p.gradientMap)}function f(m,p){m.metalness.value=p.metalness,p.metalnessMap&&(m.metalnessMap.value=p.metalnessMap,t(p.metalnessMap,m.metalnessMapTransform)),m.roughness.value=p.roughness,p.roughnessMap&&(m.roughnessMap.value=p.roughnessMap,t(p.roughnessMap,m.roughnessMapTransform)),p.envMap&&(m.envMapIntensity.value=p.envMapIntensity)}function d(m,p,E){m.ior.value=p.ior,p.sheen>0&&(m.sheenColor.value.copy(p.sheenColor).multiplyScalar(p.sheen),m.sheenRoughness.value=p.sheenRoughness,p.sheenColorMap&&(m.sheenColorMap.value=p.sheenColorMap,t(p.sheenColorMap,m.sheenColorMapTransform)),p.sheenRoughnessMap&&(m.sheenRoughnessMap.value=p.sheenRoughnessMap,t(p.sheenRoughnessMap,m.sheenRoughnessMapTransform))),p.clearcoat>0&&(m.clearcoat.value=p.clearcoat,m.clearcoatRoughness.value=p.clearcoatRoughness,p.clearcoatMap&&(m.clearcoatMap.value=p.clearcoatMap,t(p.clearcoatMap,m.clearcoatMapTransform)),p.clearcoatRoughnessMap&&(m.clearcoatRoughnessMap.value=p.clearcoatRoughnessMap,t(p.clearcoatRoughnessMap,m.clearcoatRoughnessMapTransform)),p.clearcoatNormalMap&&(m.clearcoatNormalMap.value=p.clearcoatNormalMap,t(p.clearcoatNormalMap,m.clearcoatNormalMapTransform),m.clearcoatNormalScale.value.copy(p.clearcoatNormalScale),p.side===Et&&m.clearcoatNormalScale.value.negate())),p.dispersion>0&&(m.dispersion.value=p.dispersion),p.iridescence>0&&(m.iridescence.value=p.iridescence,m.iridescenceIOR.value=p.iridescenceIOR,m.iridescenceThicknessMinimum.value=p.iridescenceThicknessRange[0],m.iridescenceThicknessMaximum.value=p.iridescenceThicknessRange[1],p.iridescenceMap&&(m.iridescenceMap.value=p.iridescenceMap,t(p.iridescenceMap,m.iridescenceMapTransform)),p.iridescenceThicknessMap&&(m.iridescenceThicknessMap.value=p.iridescenceThicknessMap,t(p.iridescenceThicknessMap,m.iridescenceThicknessMapTransform))),p.transmission>0&&(m.transmission.value=p.transmission,m.transmissionSamplerMap.value=E.texture,m.transmissionSamplerSize.value.set(E.width,E.height),p.transmissionMap&&(m.transmissionMap.value=p.transmissionMap,t(p.transmissionMap,m.transmissionMapTransform)),m.thickness.value=p.thickness,p.thicknessMap&&(m.thicknessMap.value=p.thicknessMap,t(p.thicknessMap,m.thicknessMapTransform)),m.attenuationDistance.value=p.attenuationDistance,m.attenuationColor.value.copy(p.attenuationColor)),p.anisotropy>0&&(m.anisotropyVector.value.set(p.anisotropy*Math.cos(p.anisotropyRotation),p.anisotropy*Math.sin(p.anisotropyRotation)),p.anisotropyMap&&(m.anisotropyMap.value=p.anisotropyMap,t(p.anisotropyMap,m.anisotropyMapTransform))),m.specularIntensity.value=p.specularIntensity,m.specularColor.value.copy(p.specularColor),p.specularColorMap&&(m.specularColorMap.value=p.specularColorMap,t(p.specularColorMap,m.specularColorMapTransform)),p.specularIntensityMap&&(m.specularIntensityMap.value=p.specularIntensityMap,t(p.specularIntensityMap,m.specularIntensityMapTransform))}function _(m,p){p.matcap&&(m.matcap.value=p.matcap)}function g(m,p){const E=e.get(p).light;m.referencePosition.value.setFromMatrixPosition(E.matrixWorld),m.nearDistance.value=E.shadow.camera.near,m.farDistance.value=E.shadow.camera.far}return{refreshFogUniforms:n,refreshMaterialUniforms:r}}function Km(i,e,t,n){let r={},s={},a=[];const o=i.getParameter(i.MAX_UNIFORM_BUFFER_BINDINGS);function l(E,M){const T=M.program;n.uniformBlockBinding(E,T)}function c(E,M){let T=r[E.id];T===void 0&&(_(E),T=u(E),r[E.id]=T,E.addEventListener("dispose",m));const N=M.program;n.updateUBOMapping(E,N);const w=e.render.frame;s[E.id]!==w&&(f(E),s[E.id]=w)}function u(E){const M=h();E.__bindingPointIndex=M;const T=i.createBuffer(),N=E.__size,w=E.usage;return i.bindBuffer(i.UNIFORM_BUFFER,T),i.bufferData(i.UNIFORM_BUFFER,N,w),i.bindBuffer(i.UNIFORM_BUFFER,null),i.bindBufferBase(i.UNIFORM_BUFFER,M,T),T}function h(){for(let E=0;E<o;E++)if(a.indexOf(E)===-1)return a.push(E),E;return console.error("THREE.WebGLRenderer: Maximum number of simultaneously usable uniforms groups reached."),0}function f(E){const M=r[E.id],T=E.uniforms,N=E.__cache;i.bindBuffer(i.UNIFORM_BUFFER,M);for(let w=0,b=T.length;w<b;w++){const I=Array.isArray(T[w])?T[w]:[T[w]];for(let y=0,x=I.length;y<x;y++){const P=I[y];if(d(P,w,y,N)===!0){const H=P.__offset,B=Array.isArray(P.value)?P.value:[P.value];let $=0;for(let q=0;q<B.length;q++){const W=B[q],K=g(W);typeof W=="number"||typeof W=="boolean"?(P.__data[0]=W,i.bufferSubData(i.UNIFORM_BUFFER,H+$,P.__data)):W.isMatrix3?(P.__data[0]=W.elements[0],P.__data[1]=W.elements[1],P.__data[2]=W.elements[2],P.__data[3]=0,P.__data[4]=W.elements[3],P.__data[5]=W.elements[4],P.__data[6]=W.elements[5],P.__data[7]=0,P.__data[8]=W.elements[6],P.__data[9]=W.elements[7],P.__data[10]=W.elements[8],P.__data[11]=0):(W.toArray(P.__data,$),$+=K.storage/Float32Array.BYTES_PER_ELEMENT)}i.bufferSubData(i.UNIFORM_BUFFER,H,P.__data)}}}i.bindBuffer(i.UNIFORM_BUFFER,null)}function d(E,M,T,N){const w=E.value,b=M+"_"+T;if(N[b]===void 0)return typeof w=="number"||typeof w=="boolean"?N[b]=w:N[b]=w.clone(),!0;{const I=N[b];if(typeof w=="number"||typeof w=="boolean"){if(I!==w)return N[b]=w,!0}else if(I.equals(w)===!1)return I.copy(w),!0}return!1}function _(E){const M=E.uniforms;let T=0;const N=16;for(let b=0,I=M.length;b<I;b++){const y=Array.isArray(M[b])?M[b]:[M[b]];for(let x=0,P=y.length;x<P;x++){const H=y[x],B=Array.isArray(H.value)?H.value:[H.value];for(let $=0,q=B.length;$<q;$++){const W=B[$],K=g(W),z=T%N;z!==0&&N-z<K.boundary&&(T+=N-z),H.__data=new Float32Array(K.storage/Float32Array.BYTES_PER_ELEMENT),H.__offset=T,T+=K.storage}}}const w=T%N;return w>0&&(T+=N-w),E.__size=T,E.__cache={},this}function g(E){const M={boundary:0,storage:0};return typeof E=="number"||typeof E=="boolean"?(M.boundary=4,M.storage=4):E.isVector2?(M.boundary=8,M.storage=8):E.isVector3||E.isColor?(M.boundary=16,M.storage=12):E.isVector4?(M.boundary=16,M.storage=16):E.isMatrix3?(M.boundary=48,M.storage=48):E.isMatrix4?(M.boundary=64,M.storage=64):E.isTexture?console.warn("THREE.WebGLRenderer: Texture samplers can not be part of an uniforms group."):console.warn("THREE.WebGLRenderer: Unsupported uniform value type.",E),M}function m(E){const M=E.target;M.removeEventListener("dispose",m);const T=a.indexOf(M.__bindingPointIndex);a.splice(T,1),i.deleteBuffer(r[M.id]),delete r[M.id],delete s[M.id]}function p(){for(const E in r)i.deleteBuffer(r[E]);a=[],r={},s={}}return{bind:l,update:c,dispose:p}}class Zm{constructor(e={}){const{canvas:t=zu(),context:n=null,depth:r=!0,stencil:s=!1,alpha:a=!1,antialias:o=!1,premultipliedAlpha:l=!0,preserveDrawingBuffer:c=!1,powerPreference:u="default",failIfMajorPerformanceCaveat:h=!1}=e;this.isWebGLRenderer=!0;let f;if(n!==null){if(typeof 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S.copy(Q.getClearColor())},this.setClearColor=function(){Q.setClearColor.apply(Q,arguments)},this.getClearAlpha=function(){return Q.getClearAlpha()},this.setClearAlpha=function(){Q.setClearAlpha.apply(Q,arguments)},this.clear=function(S=!0,L=!0,F=!0){let O=0;if(S){let U=!1;if(b!==null){const ee=b.texture.format;U=ee===Dl||ee===Ll||ee===Pl}if(U){const ee=b.texture.type,le=ee===An||ee===gi||ee===Rr||ee===vi||ee===Rl||ee===Cl,ue=Q.getClearColor(),de=Q.getClearAlpha(),Me=ue.r,ye=ue.g,ve=ue.b;le?(d[0]=Me,d[1]=ye,d[2]=ve,d[3]=de,C.clearBufferuiv(C.COLOR,0,d)):(_[0]=Me,_[1]=ye,_[2]=ve,_[3]=de,C.clearBufferiv(C.COLOR,0,_))}else O|=C.COLOR_BUFFER_BIT}L&&(O|=C.DEPTH_BUFFER_BIT),F&&(O|=C.STENCIL_BUFFER_BIT,this.state.buffers.stencil.setMask(4294967295)),C.clear(O)},this.clearColor=function(){this.clear(!0,!1,!1)},this.clearDepth=function(){this.clear(!1,!0,!1)},this.clearStencil=function(){this.clear(!1,!1,!0)},this.dispose=function(){t.removeEventListener("webglcontextlost",oe,!1),t.removeEventListener("webglcontextrestored",V,!1),t.removeEventListener("webglcontextcreationerror",X,!1),ge.dispose(),ie.dispose(),De.dispose(),at.dispose(),A.dispose(),Y.dispose(),Pe.dispose(),Ne.dispose(),Z.dispose(),R.dispose(),R.removeEventListener("sessionstart",Gt),R.removeEventListener("sessionend",Wt),Rn.stop()};function oe(S){S.preventDefault(),console.log("THREE.WebGLRenderer: Context Lost."),T=!0}function V(){console.log("THREE.WebGLRenderer: Context Restored."),T=!1;const S=Be.autoReset,L=Ce.enabled,F=Ce.autoUpdate,O=Ce.needsUpdate,U=Ce.type;it(),Be.autoReset=S,Ce.enabled=L,Ce.autoUpdate=F,Ce.needsUpdate=O,Ce.type=U}function X(S){console.error("THREE.WebGLRenderer: A WebGL context could not be created. Reason: ",S.statusMessage)}function te(S){const L=S.target;L.removeEventListener("dispose",te),Te(L)}function Te(S){ze(S),De.remove(S)}function ze(S){const L=De.get(S).programs;L!==void 0&&(L.forEach(function(F){Z.releaseProgram(F)}),S.isShaderMaterial&&Z.releaseShaderCache(S))}this.renderBufferDirect=function(S,L,F,O,U,ee){L===null&&(L=Le);const le=U.isMesh&&U.matrixWorld.determinant()<0,ue=mc(S,L,F,O,U);xe.setMaterial(O,le);let de=F.index,Me=1;if(O.wireframe===!0){if(de=k.getWireframeAttribute(F),de===void 0)return;Me=2}const ye=F.drawRange,ve=F.attributes.position;let He=ye.start*Me,tt=(ye.start+ye.count)*Me;ee!==null&&(He=Math.max(He,ee.start*Me),tt=Math.min(tt,(ee.start+ee.count)*Me)),de!==null?(He=Math.max(He,0),tt=Math.min(tt,de.count)):ve!=null&&(He=Math.max(He,0),tt=Math.min(tt,ve.count));const nt=tt-He;if(nt<0||nt===1/0)return;Pe.setup(U,O,ue,F,de);let bt,Ge=Ue;if(de!==null&&(bt=v.get(de),Ge=Ee,Ge.setIndex(bt)),U.isMesh)O.wireframe===!0?(xe.setLineWidth(O.wireframeLinewidth*ke()),Ge.setMode(C.LINES)):Ge.setMode(C.TRIANGLES);else if(U.isLine){let _e=O.linewidth;_e===void 0&&(_e=1),xe.setLineWidth(_e*ke()),U.isLineSegments?Ge.setMode(C.LINES):U.isLineLoop?Ge.setMode(C.LINE_LOOP):Ge.setMode(C.LINE_STRIP)}else U.isPoints?Ge.setMode(C.POINTS):U.isSprite&&Ge.setMode(C.TRIANGLES);if(U.isBatchedMesh)U._multiDrawInstances!==null?Ge.renderMultiDrawInstances(U._multiDrawStarts,U._multiDrawCounts,U._multiDrawCount,U._multiDrawInstances):Ge.renderMultiDraw(U._multiDrawStarts,U._multiDrawCounts,U._multiDrawCount);else if(U.isInstancedMesh)Ge.renderInstances(He,nt,U.count);else if(F.isInstancedBufferGeometry){const _e=F._maxInstanceCount!==void 0?F._maxInstanceCount:1/0,xt=Math.min(F.instanceCount,_e);Ge.renderInstances(He,nt,xt)}else Ge.render(He,nt)};function rt(S,L,F){S.transparent===!0&&S.side===$t&&S.forceSinglePass===!1?(S.side=Et,S.needsUpdate=!0,Xi(S,L,F),S.side=Tn,S.needsUpdate=!0,Xi(S,L,F),S.side=$t):Xi(S,L,F)}this.compile=function(S,L,F=null){F===null&&(F=S),m=ie.get(F),m.init(L),E.push(m),F.traverseVisible(function(U){U.isLight&&U.layers.test(L.layers)&&(m.pushLight(U),U.castShadow&&m.pushShadow(U))}),S!==F&&S.traverseVisible(function(U){U.isLight&&U.layers.test(L.layers)&&(m.pushLight(U),U.castShadow&&m.pushShadow(U))}),m.setupLights();const O=new Set;return S.traverse(function(U){const ee=U.material;if(ee)if(Array.isArray(ee))for(let le=0;le<ee.length;le++){const ue=ee[le];rt(ue,F,U),O.add(ue)}else rt(ee,F,U),O.add(ee)}),E.pop(),m=null,O},this.compileAsync=function(S,L,F=null){const O=this.compile(S,L,F);return new Promise(U=>{function ee(){if(O.forEach(function(le){De.get(le).currentProgram.isReady()&&O.delete(le)}),O.size===0){U(S);return}setTimeout(ee,10)}Ie.get("KHR_parallel_shader_compile")!==null?ee():setTimeout(ee,10)})};let ft=null;function $e(S){ft&&ft(S)}function Gt(){Rn.stop()}function Wt(){Rn.start()}const Rn=new $l;Rn.setAnimationLoop($e),typeof self<"u"&&Rn.setContext(self),this.setAnimationLoop=function(S){ft=S,R.setAnimationLoop(S),S===null?Rn.stop():Rn.start()},R.addEventListener("sessionstart",Gt),R.addEventListener("sessionend",Wt),this.render=function(S,L){if(L!==void 0&&L.isCamera!==!0){console.error("THREE.WebGLRenderer.render: camera is not an instance of 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O=g.opaque,U=g.transmissive;if(m.setupLights(),L.isArrayCamera){const ee=L.cameras;if(U.length>0)for(let le=0,ue=ee.length;le<ue;le++){const de=ee[le];pa(O,U,S,de)}Re&&Q.render(S);for(let le=0,ue=ee.length;le<ue;le++){const de=ee[le];da(g,S,de,de.viewport)}}else U.length>0&&pa(O,U,S,L),Re&&Q.render(S),da(g,S,L);b!==null&&(Ae.updateMultisampleRenderTarget(b),Ae.updateRenderTargetMipmap(b)),S.isScene===!0&&S.onAfterRender(M,S,L),Pe.resetDefaultState(),I=-1,y=null,E.pop(),E.length>0?(m=E[E.length-1],G===!0&&re.setGlobalState(M.clippingPlanes,m.state.camera)):m=null,p.pop(),p.length>0?g=p[p.length-1]:g=null};function qr(S,L,F,O){if(S.visible===!1)return;if(S.layers.test(L.layers)){if(S.isGroup)F=S.renderOrder;else if(S.isLOD)S.autoUpdate===!0&&S.update(L);else if(S.isLight)m.pushLight(S),S.castShadow&&m.pushShadow(S);else if(S.isSprite){if(!S.frustumCulled||qe.intersectsSprite(S)){O&&se.setFromMatrixPosition(S.matrixWorld).applyMatrix4(he);const le=Y.update(S),ue=S.material;ue.visible&&g.push(S,le,ue,F,se.z,null)}}else if((S.isMesh||S.isLine||S.isPoints)&&(!S.frustumCulled||qe.intersectsObject(S))){const le=Y.update(S),ue=S.material;if(O&&(S.boundingSphere!==void 0?(S.boundingSphere===null&&S.computeBoundingSphere(),se.copy(S.boundingSphere.center)):(le.boundingSphere===null&&le.computeBoundingSphere(),se.copy(le.boundingSphere.center)),se.applyMatrix4(S.matrixWorld).applyMatrix4(he)),Array.isArray(ue)){const de=le.groups;for(let Me=0,ye=de.length;Me<ye;Me++){const ve=de[Me],He=ue[ve.materialIndex];He&&He.visible&&g.push(S,le,He,F,se.z,ve)}}else ue.visible&&g.push(S,le,ue,F,se.z,null)}}const ee=S.children;for(let le=0,ue=ee.length;le<ue;le++)qr(ee[le],L,F,O)}function da(S,L,F,O){const U=S.opaque,ee=S.transmissive,le=S.transparent;m.setupLightsView(F),G===!0&&re.setGlobalState(M.clippingPlanes,F),O&&xe.viewport(x.copy(O)),U.length>0&&Wi(U,L,F),ee.length>0&&Wi(ee,L,F),le.length>0&&Wi(le,L,F),xe.buffers.depth.setTest(!0),xe.buffers.depth.setMask(!0),xe.buffers.color.setMask(!0),xe.setPolygonOffset(!1)}function pa(S,L,F,O){if((F.isScene===!0?F.overrideMaterial:null)!==null)return;m.state.transmissionRenderTarget[O.id]===void 0&&(m.state.transmissionRenderTarget[O.id]=new Gn(1,1,{generateMipmaps:!0,type:Ie.has("EXT_color_buffer_half_float")||Ie.has("EXT_color_buffer_float")?zr:An,minFilter:Vn,samples:4,stencilBuffer:s,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:We.workingColorSpace}));const ee=m.state.transmissionRenderTarget[O.id],le=O.viewport||x;ee.setSize(le.z,le.w);const ue=M.getRenderTarget();M.setRenderTarget(ee),M.getClearColor(B),$=M.getClearAlpha(),$<1&&M.setClearColor(16777215,.5),Re?Q.render(F):M.clear();const de=M.toneMapping;M.toneMapping=En;const Me=O.viewport;if(O.viewport!==void 0&&(O.viewport=void 0),m.setupLightsView(O),G===!0&&re.setGlobalState(M.clippingPlanes,O),Wi(S,F,O),Ae.updateMultisampleRenderTarget(ee),Ae.updateRenderTargetMipmap(ee),Ie.has("WEBGL_multisampled_render_to_texture")===!1){let ye=!1;for(let ve=0,He=L.length;ve<He;ve++){const tt=L[ve],nt=tt.object,bt=tt.geometry,Ge=tt.material,_e=tt.group;if(Ge.side===$t&&nt.layers.test(O.layers)){const xt=Ge.side;Ge.side=Et,Ge.needsUpdate=!0,ma(nt,F,O,bt,Ge,_e),Ge.side=xt,Ge.needsUpdate=!0,ye=!0}}ye===!0&&(Ae.updateMultisampleRenderTarget(ee),Ae.updateRenderTargetMipmap(ee))}M.setRenderTarget(ue),M.setClearColor(B,$),Me!==void 0&&(O.viewport=Me),M.toneMapping=de}function Wi(S,L,F){const O=L.isScene===!0?L.overrideMaterial:null;for(let U=0,ee=S.length;U<ee;U++){const le=S[U],ue=le.object,de=le.geometry,Me=O===null?le.material:O,ye=le.group;ue.layers.test(F.layers)&&ma(ue,L,F,de,Me,ye)}}function ma(S,L,F,O,U,ee){S.onBeforeRender(M,L,F,O,U,ee),S.modelViewMatrix.multiplyMatrices(F.matrixWorldInverse,S.matrixWorld),S.normalMatrix.getNormalMatrix(S.modelViewMatrix),U.onBeforeRender(M,L,F,O,S,ee),U.transparent===!0&&U.side===$t&&U.forceSinglePass===!1?(U.side=Et,U.needsUpdate=!0,M.renderBufferDirect(F,L,O,U,S,ee),U.side=Tn,U.needsUpdate=!0,M.renderBufferDirect(F,L,O,U,S,ee),U.side=$t):M.renderBufferDirect(F,L,O,U,S,ee),S.onAfterRender(M,L,F,O,U,ee)}function Xi(S,L,F){L.isScene!==!0&&(L=Le);const O=De.get(S),U=m.state.lights,ee=m.state.shadowsArray,le=U.state.version,ue=Z.getParameters(S,U.state,ee,L,F),de=Z.getProgramCacheKey(ue);let Me=O.programs;O.environment=S.isMeshStandardMaterial?L.environment:null,O.fog=L.fog,O.envMap=(S.isMeshStandardMaterial?A:at).get(S.envMap||O.environment),O.envMapRotation=O.environment!==null&&S.envMap===null?L.environmentRotation:S.envMapRotation,Me===void 0&&(S.addEventListener("dispose",te),Me=new Map,O.programs=Me);let ye=Me.get(de);if(ye!==void 0){if(O.currentProgram===ye&&O.lightsStateVersion===le)return ga(S,ue),ye}else ue.uniforms=Z.getUniforms(S),S.onBuild(F,ue,M),S.onBeforeCompile(ue,M),ye=Z.acquireProgram(ue,de),Me.set(de,ye),O.uniforms=ue.uniforms;const ve=O.uniforms;return(!S.isShaderMaterial&&!S.isRawShaderMaterial||S.clipping===!0)&&(ve.clippingPlanes=re.uniform),ga(S,ue),O.needsLights=gc(S),O.lightsStateVersion=le,O.needsLights&&(ve.ambientLightColor.value=U.state.ambient,ve.lightProbe.value=U.state.probe,ve.directionalLights.value=U.state.directional,ve.directionalLightShadows.value=U.state.directionalShadow,ve.spotLights.value=U.state.spot,ve.spotLightShadows.value=U.state.spotShadow,ve.rectAreaLights.value=U.state.rectArea,ve.ltc_1.value=U.state.rectAreaLTC1,ve.ltc_2.value=U.state.rectAreaLTC2,ve.pointLights.value=U.state.point,ve.pointLightShadows.value=U.state.pointShadow,ve.hemisphereLights.value=U.state.hemi,ve.directionalShadowMap.value=U.state.directionalShadowMap,ve.directionalShadowMatrix.value=U.state.directionalShadowMatrix,ve.spotShadowMap.value=U.state.spotShadowMap,ve.spotLightMatrix.value=U.state.spotLightMatrix,ve.spotLightMap.value=U.state.spotLightMap,ve.pointShadowMap.value=U.state.pointShadowMap,ve.pointShadowMatrix.value=U.state.pointShadowMatrix),O.currentProgram=ye,O.uniformsList=null,ye}function _a(S){if(S.uniformsList===null){const L=S.currentProgram.getUniforms();S.uniformsList=Er.seqWithValue(L.seq,S.uniforms)}return S.uniformsList}function ga(S,L){const F=De.get(S);F.outputColorSpace=L.outputColorSpace,F.batching=L.batching,F.batchingColor=L.batchingColor,F.instancing=L.instancing,F.instancingColor=L.instancingColor,F.instancingMorph=L.instancingMorph,F.skinning=L.skinning,F.morphTargets=L.morphTargets,F.morphNormals=L.morphNormals,F.morphColors=L.morphColors,F.morphTargetsCount=L.morphTargetsCount,F.numClippingPlanes=L.numClippingPlanes,F.numIntersection=L.numClipIntersection,F.vertexAlphas=L.vertexAlphas,F.vertexTangents=L.vertexTangents,F.toneMapping=L.toneMapping}function mc(S,L,F,O,U){L.isScene!==!0&&(L=Le),Ae.resetTextureUnits();const ee=L.fog,le=O.isMeshStandardMaterial?L.environment:null,ue=b===null?M.outputColorSpace:b.isXRRenderTarget===!0?b.texture.colorSpace:bn,de=(O.isMeshStandardMaterial?A:at).get(O.envMap||le),Me=O.vertexColors===!0&&!!F.attributes.color&&F.attributes.color.itemSize===4,ye=!!F.attributes.tangent&&(!!O.normalMap||O.anisotropy>0),ve=!!F.morphAttributes.position,He=!!F.morphAttributes.normal,tt=!!F.morphAttributes.color;let nt=En;O.toneMapped&&(b===null||b.isXRRenderTarget===!0)&&(nt=M.toneMapping);const bt=F.morphAttributes.position||F.morphAttributes.normal||F.morphAttributes.color,Ge=bt!==void 0?bt.length:0,_e=De.get(O),xt=m.state.lights;if(G===!0&&(j===!0||S!==y)){const Pt=S===y&&O.id===I;re.setState(O,S,Pt)}let Ye=!1;O.version===_e.__version?(_e.needsLights&&_e.lightsStateVersion!==xt.state.version||_e.outputColorSpace!==ue||U.isBatchedMesh&&_e.batching===!1||!U.isBatchedMesh&&_e.batching===!0||U.isBatchedMesh&&_e.batchingColor===!0&&U.colorTexture===null||U.isBatchedMesh&&_e.batchingColor===!1&&U.colorTexture!==null||U.isInstancedMesh&&_e.instancing===!1||!U.isInstancedMesh&&_e.instancing===!0||U.isSkinnedMesh&&_e.skinning===!1||!U.isSkinnedMesh&&_e.skinning===!0||U.isInstancedMesh&&_e.instancingColor===!0&&U.instanceColor===null||U.isInstancedMesh&&_e.instancingColor===!1&&U.instanceColor!==null||U.isInstancedMesh&&_e.instancingMorph===!0&&U.morphTexture===null||U.isInstancedMesh&&_e.instancingMorph===!1&&U.morphTexture!==null||_e.envMap!==de||O.fog===!0&&_e.fog!==ee||_e.numClippingPlanes!==void 0&&(_e.numClippingPlanes!==re.numPlanes||_e.numIntersection!==re.numIntersection)||_e.vertexAlphas!==Me||_e.vertexTangents!==ye||_e.morphTargets!==ve||_e.morphNormals!==He||_e.morphColors!==tt||_e.toneMapping!==nt||_e.morphTargetsCount!==Ge)&&(Ye=!0):(Ye=!0,_e.__version=O.version);let Qt=_e.currentProgram;Ye===!0&&(Qt=Xi(O,L,U));let qi=!1,Cn=!1,$r=!1;const dt=Qt.getUniforms(),dn=_e.uniforms;if(xe.useProgram(Qt.program)&&(qi=!0,Cn=!0,$r=!0),O.id!==I&&(I=O.id,Cn=!0),qi||y!==S){dt.setValue(C,"projectionMatrix",S.projectionMatrix),dt.setValue(C,"viewMatrix",S.matrixWorldInverse);const Pt=dt.map.cameraPosition;Pt!==void 0&&Pt.setValue(C,se.setFromMatrixPosition(S.matrixWorld)),et.logarithmicDepthBuffer&&dt.setValue(C,"logDepthBufFC",2/(Math.log(S.far+1)/Math.LN2)),(O.isMeshPhongMaterial||O.isMeshToonMaterial||O.isMeshLambertMaterial||O.isMeshBasicMaterial||O.isMeshStandardMaterial||O.isShaderMaterial)&&dt.setValue(C,"isOrthographic",S.isOrthographicCamera===!0),y!==S&&(y=S,Cn=!0,$r=!0)}if(U.isSkinnedMesh){dt.setOptional(C,U,"bindMatrix"),dt.setOptional(C,U,"bindMatrixInverse");const Pt=U.skeleton;Pt&&(Pt.boneTexture===null&&Pt.computeBoneTexture(),dt.setValue(C,"boneTexture",Pt.boneTexture,Ae))}U.isBatchedMesh&&(dt.setOptional(C,U,"batchingTexture"),dt.setValue(C,"batchingTexture",U._matricesTexture,Ae),dt.setOptional(C,U,"batchingColorTexture"),U._colorsTexture!==null&&dt.setValue(C,"batchingColorTexture",U._colorsTexture,Ae));const Yr=F.morphAttributes;if((Yr.position!==void 0||Yr.normal!==void 0||Yr.color!==void 0)&&me.update(U,F,Qt),(Cn||_e.receiveShadow!==U.receiveShadow)&&(_e.receiveShadow=U.receiveShadow,dt.setValue(C,"receiveShadow",U.receiveShadow)),O.isMeshGouraudMaterial&&O.envMap!==null&&(dn.envMap.value=de,dn.flipEnvMap.value=de.isCubeTexture&&de.isRenderTargetTexture===!1?-1:1),O.isMeshStandardMaterial&&O.envMap===null&&L.environment!==null&&(dn.envMapIntensity.value=L.environmentIntensity),Cn&&(dt.setValue(C,"toneMappingExposure",M.toneMappingExposure),_e.needsLights&&_c(dn,$r),ee&&O.fog===!0&&J.refreshFogUniforms(dn,ee),J.refreshMaterialUniforms(dn,O,K,W,m.state.transmissionRenderTarget[S.id]),Er.upload(C,_a(_e),dn,Ae)),O.isShaderMaterial&&O.uniformsNeedUpdate===!0&&(Er.upload(C,_a(_e),dn,Ae),O.uniformsNeedUpdate=!1),O.isSpriteMaterial&&dt.setValue(C,"center",U.center),dt.setValue(C,"modelViewMatrix",U.modelViewMatrix),dt.setValue(C,"normalMatrix",U.normalMatrix),dt.setValue(C,"modelMatrix",U.matrixWorld),O.isShaderMaterial||O.isRawShaderMaterial){const Pt=O.uniformsGroups;for(let Kr=0,vc=Pt.length;Kr<vc;Kr++){const va=Pt[Kr];Ne.update(va,Qt),Ne.bind(va,Qt)}}return Qt}function _c(S,L){S.ambientLightColor.needsUpdate=L,S.lightProbe.needsUpdate=L,S.directionalLights.needsUpdate=L,S.directionalLightShadows.needsUpdate=L,S.pointLights.needsUpdate=L,S.pointLightShadows.needsUpdate=L,S.spotLights.needsUpdate=L,S.spotLightShadows.needsUpdate=L,S.rectAreaLights.needsUpdate=L,S.hemisphereLights.needsUpdate=L}function gc(S){return S.isMeshLambertMaterial||S.isMeshToonMaterial||S.isMeshPhongMaterial||S.isMeshStandardMaterial||S.isShadowMaterial||S.isShaderMaterial&&S.lights===!0}this.getActiveCubeFace=function(){return N},this.getActiveMipmapLevel=function(){return w},this.getRenderTarget=function(){return b},this.setRenderTargetTextures=function(S,L,F){De.get(S.texture).__webglTexture=L,De.get(S.depthTexture).__webglTexture=F;const O=De.get(S);O.__hasExternalTextures=!0,O.__autoAllocateDepthBuffer=F===void 0,O.__autoAllocateDepthBuffer||Ie.has("WEBGL_multisampled_render_to_texture")===!0&&(console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided"),O.__useRenderToTexture=!1)},this.setRenderTargetFramebuffer=function(S,L){const F=De.get(S);F.__webglFramebuffer=L,F.__useDefaultFramebuffer=L===void 0},this.setRenderTarget=function(S,L=0,F=0){b=S,N=L,w=F;let O=!0,U=null,ee=!1,le=!1;if(S){const de=De.get(S);de.__useDefaultFramebuffer!==void 0?(xe.bindFramebuffer(C.FRAMEBUFFER,null),O=!1):de.__webglFramebuffer===void 0?Ae.setupRenderTarget(S):de.__hasExternalTextures&&Ae.rebindTextures(S,De.get(S.texture).__webglTexture,De.get(S.depthTexture).__webglTexture);const Me=S.texture;(Me.isData3DTexture||Me.isDataArrayTexture||Me.isCompressedArrayTexture)&&(le=!0);const ye=De.get(S).__webglFramebuffer;S.isWebGLCubeRenderTarget?(Array.isArray(ye[L])?U=ye[L][F]:U=ye[L],ee=!0):S.samples>0&&Ae.useMultisampledRTT(S)===!1?U=De.get(S).__webglMultisampledFramebuffer:Array.isArray(ye)?U=ye[F]:U=ye,x.copy(S.viewport),P.copy(S.scissor),H=S.scissorTest}else x.copy(fe).multiplyScalar(K).floor(),P.copy(pe).multiplyScalar(K).floor(),H=Fe;if(xe.bindFramebuffer(C.FRAMEBUFFER,U)&&O&&xe.drawBuffers(S,U),xe.viewport(x),xe.scissor(P),xe.setScissorTest(H),ee){const de=De.get(S.texture);C.framebufferTexture2D(C.FRAMEBUFFER,C.COLOR_ATTACHMENT0,C.TEXTURE_CUBE_MAP_POSITIVE_X+L,de.__webglTexture,F)}else if(le){const de=De.get(S.texture),Me=L||0;C.framebufferTextureLayer(C.FRAMEBUFFER,C.COLOR_ATTACHMENT0,de.__webglTexture,F||0,Me)}I=-1},this.readRenderTargetPixels=function(S,L,F,O,U,ee,le){if(!(S&&S.isWebGLRenderTarget)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");return}let ue=De.get(S).__webglFramebuffer;if(S.isWebGLCubeRenderTarget&&le!==void 0&&(ue=ue[le]),ue){xe.bindFramebuffer(C.FRAMEBUFFER,ue);try{const de=S.texture,Me=de.format,ye=de.type;if(!et.textureFormatReadable(Me)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");return}if(!et.textureTypeReadable(ye)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");return}L>=0&&L<=S.width-O&&F>=0&&F<=S.height-U&&C.readPixels(L,F,O,U,ae.convert(Me),ae.convert(ye),ee)}finally{const de=b!==null?De.get(b).__webglFramebuffer:null;xe.bindFramebuffer(C.FRAMEBUFFER,de)}}},this.readRenderTargetPixelsAsync=async function(S,L,F,O,U,ee,le){if(!(S&&S.isWebGLRenderTarget))throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let ue=De.get(S).__webglFramebuffer;if(S.isWebGLCubeRenderTarget&&le!==void 0&&(ue=ue[le]),ue){xe.bindFramebuffer(C.FRAMEBUFFER,ue);try{const de=S.texture,Me=de.format,ye=de.type;if(!et.textureFormatReadable(Me))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!et.textureTypeReadable(ye))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");if(L>=0&&L<=S.width-O&&F>=0&&F<=S.height-U){const ve=C.createBuffer();C.bindBuffer(C.PIXEL_PACK_BUFFER,ve),C.bufferData(C.PIXEL_PACK_BUFFER,ee.byteLength,C.STREAM_READ),C.readPixels(L,F,O,U,ae.convert(Me),ae.convert(ye),0),C.flush();const He=C.fenceSync(C.SYNC_GPU_COMMANDS_COMPLETE,0);await Hu(C,He,4);try{C.bindBuffer(C.PIXEL_PACK_BUFFER,ve),C.getBufferSubData(C.PIXEL_PACK_BUFFER,0,ee)}finally{C.deleteBuffer(ve),C.deleteSync(He)}return ee}}finally{const de=b!==null?De.get(b).__webglFramebuffer:null;xe.bindFramebuffer(C.FRAMEBUFFER,de)}}},this.copyFramebufferToTexture=function(S,L=null,F=0){S.isTexture!==!0&&(console.warn("WebGLRenderer: copyFramebufferToTexture function signature has changed."),L=arguments[0]||null,S=arguments[1]);const O=Math.pow(2,-F),U=Math.floor(S.image.width*O),ee=Math.floor(S.image.height*O),le=L!==null?L.x:0,ue=L!==null?L.y:0;Ae.setTexture2D(S,0),C.copyTexSubImage2D(C.TEXTURE_2D,F,0,0,le,ue,U,ee),xe.unbindTexture()},this.copyTextureToTexture=function(S,L,F=null,O=null,U=0){S.isTexture!==!0&&(console.warn("WebGLRenderer: copyTextureToTexture function signature has changed."),O=arguments[0]||null,S=arguments[1],L=arguments[2],U=arguments[3]||0,F=null);let ee,le,ue,de,Me,ye;F!==null?(ee=F.max.x-F.min.x,le=F.max.y-F.min.y,ue=F.min.x,de=F.min.y):(ee=S.image.width,le=S.image.height,ue=0,de=0),O!==null?(Me=O.x,ye=O.y):(Me=0,ye=0);const ve=ae.convert(L.format),He=ae.convert(L.type);Ae.setTexture2D(L,0),C.pixelStorei(C.UNPACK_FLIP_Y_WEBGL,L.flipY),C.pixelStorei(C.UNPACK_PREMULTIPLY_ALPHA_WEBGL,L.premultiplyAlpha),C.pixelStorei(C.UNPACK_ALIGNMENT,L.unpackAlignment);const tt=C.getParameter(C.UNPACK_ROW_LENGTH),nt=C.getParameter(C.UNPACK_IMAGE_HEIGHT),bt=C.getParameter(C.UNPACK_SKIP_PIXELS),Ge=C.getParameter(C.UNPACK_SKIP_ROWS),_e=C.getParameter(C.UNPACK_SKIP_IMAGES),xt=S.isCompressedTexture?S.mipmaps[U]:S.image;C.pixelStorei(C.UNPACK_ROW_LENGTH,xt.width),C.pixelStorei(C.UNPACK_IMAGE_HEIGHT,xt.height),C.pixelStorei(C.UNPACK_SKIP_PIXELS,ue),C.pixelStorei(C.UNPACK_SKIP_ROWS,de),S.isDataTexture?C.texSubImage2D(C.TEXTURE_2D,U,Me,ye,ee,le,ve,He,xt.data):S.isCompressedTexture?C.compressedTexSubImage2D(C.TEXTURE_2D,U,Me,ye,xt.width,xt.height,ve,xt.data):C.texSubImage2D(C.TEXTURE_2D,U,Me,ye,ve,He,xt),C.pixelStorei(C.UNPACK_ROW_LENGTH,tt),C.pixelStorei(C.UNPACK_IMAGE_HEIGHT,nt),C.pixelStorei(C.UNPACK_SKIP_PIXELS,bt),C.pixelStorei(C.UNPACK_SKIP_ROWS,Ge),C.pixelStorei(C.UNPACK_SKIP_IMAGES,_e),U===0&&L.generateMipmaps&&C.generateMipmap(C.TEXTURE_2D),xe.unbindTexture()},this.copyTextureToTexture3D=function(S,L,F=null,O=null,U=0){S.isTexture!==!0&&(console.warn("WebGLRenderer: copyTextureToTexture3D function signature has changed."),F=arguments[0]||null,O=arguments[1]||null,S=arguments[2],L=arguments[3],U=arguments[4]||0);let ee,le,ue,de,Me,ye,ve,He,tt;const nt=S.isCompressedTexture?S.mipmaps[U]:S.image;F!==null?(ee=F.max.x-F.min.x,le=F.max.y-F.min.y,ue=F.max.z-F.min.z,de=F.min.x,Me=F.min.y,ye=F.min.z):(ee=nt.width,le=nt.height,ue=nt.depth,de=0,Me=0,ye=0),O!==null?(ve=O.x,He=O.y,tt=O.z):(ve=0,He=0,tt=0);const bt=ae.convert(L.format),Ge=ae.convert(L.type);let _e;if(L.isData3DTexture)Ae.setTexture3D(L,0),_e=C.TEXTURE_3D;else if(L.isDataArrayTexture||L.isCompressedArrayTexture)Ae.setTexture2DArray(L,0),_e=C.TEXTURE_2D_ARRAY;else{console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");return}C.pixelStorei(C.UNPACK_FLIP_Y_WEBGL,L.flipY),C.pixelStorei(C.UNPACK_PREMULTIPLY_ALPHA_WEBGL,L.premultiplyAlpha),C.pixelStorei(C.UNPACK_ALIGNMENT,L.unpackAlignment);const xt=C.getParameter(C.UNPACK_ROW_LENGTH),Ye=C.getParameter(C.UNPACK_IMAGE_HEIGHT),Qt=C.getParameter(C.UNPACK_SKIP_PIXELS),qi=C.getParameter(C.UNPACK_SKIP_ROWS),Cn=C.getParameter(C.UNPACK_SKIP_IMAGES);C.pixelStorei(C.UNPACK_ROW_LENGTH,nt.width),C.pixelStorei(C.UNPACK_IMAGE_HEIGHT,nt.height),C.pixelStorei(C.UNPACK_SKIP_PIXELS,de),C.pixelStorei(C.UNPACK_SKIP_ROWS,Me),C.pixelStorei(C.UNPACK_SKIP_IMAGES,ye),S.isDataTexture||S.isData3DTexture?C.texSubImage3D(_e,U,ve,He,tt,ee,le,ue,bt,Ge,nt.data):L.isCompressedArrayTexture?C.compressedTexSubImage3D(_e,U,ve,He,tt,ee,le,ue,bt,nt.data):C.texSubImage3D(_e,U,ve,He,tt,ee,le,ue,bt,Ge,nt),C.pixelStorei(C.UNPACK_ROW_LENGTH,xt),C.pixelStorei(C.UNPACK_IMAGE_HEIGHT,Ye),C.pixelStorei(C.UNPACK_SKIP_PIXELS,Qt),C.pixelStorei(C.UNPACK_SKIP_ROWS,qi),C.pixelStorei(C.UNPACK_SKIP_IMAGES,Cn),U===0&&L.generateMipmaps&&C.generateMipmap(_e),xe.unbindTexture()},this.initRenderTarget=function(S){De.get(S).__webglFramebuffer===void 0&&Ae.setupRenderTarget(S)},this.initTexture=function(S){S.isCubeTexture?Ae.setTextureCube(S,0):S.isData3DTexture?Ae.setTexture3D(S,0):S.isDataArrayTexture||S.isCompressedArrayTexture?Ae.setTexture2DArray(S,0):Ae.setTexture2D(S,0),xe.unbindTexture()},this.resetState=function(){N=0,w=0,b=null,xe.reset(),Pe.reset()},typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return cn}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(e){this._outputColorSpace=e;const t=this.getContext();t.drawingBufferColorSpace=e===ta?"display-p3":"srgb",t.unpackColorSpace=We.workingColorSpace===Hr?"display-p3":"srgb"}}class Jm extends At{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 un,this.environmentIntensity=1,this.environmentRotation=new un,this.overrideMaterial=null,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),e.background!==null&&(this.background=e.background.clone()),e.environment!==null&&(this.environment=e.environment.clone()),e.fog!==null&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return this.fog!==null&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),this.backgroundIntensity!==1&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),this.environmentIntensity!==1&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}class fn{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(e=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let n,r=this.getPoint(0),s=0;t.push(0);for(let a=1;a<=e;a++)n=this.getPoint(a/e),s+=n.distanceTo(r),t.push(s),r=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){const n=this.getLengths();let r=0;const s=n.length;let a;t?a=t:a=e*n[s-1];let o=0,l=s-1,c;for(;o<=l;)if(r=Math.floor(o+(l-o)/2),c=n[r]-a,c<0)o=r+1;else if(c>0)l=r-1;else{l=r;break}if(r=l,n[r]===a)return r/(s-1);const u=n[r],f=n[r+1]-u,d=(a-u)/f;return(r+d)/(s-1)}getTangent(e,t){let r=e-1e-4,s=e+1e-4;r<0&&(r=0),s>1&&(s=1);const a=this.getPoint(r),o=this.getPoint(s),l=t||(a.isVector2?new Se:new D);return l.copy(o).sub(a).normalize(),l}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t){const n=new D,r=[],s=[],a=[],o=new D,l=new ct;for(let d=0;d<=e;d++){const _=d/e;r[d]=this.getTangentAt(_,new D)}s[0]=new D,a[0]=new D;let c=Number.MAX_VALUE;const u=Math.abs(r[0].x),h=Math.abs(r[0].y),f=Math.abs(r[0].z);u<=c&&(c=u,n.set(1,0,0)),h<=c&&(c=h,n.set(0,1,0)),f<=c&&n.set(0,0,1),o.crossVectors(r[0],n).normalize(),s[0].crossVectors(r[0],o),a[0].crossVectors(r[0],s[0]);for(let d=1;d<=e;d++){if(s[d]=s[d-1].clone(),a[d]=a[d-1].clone(),o.crossVectors(r[d-1],r[d]),o.length()>Number.EPSILON){o.normalize();const _=Math.acos(vt(r[d-1].dot(r[d]),-1,1));s[d].applyMatrix4(l.makeRotationAxis(o,_))}a[d].crossVectors(r[d],s[d])}if(t===!0){let d=Math.acos(vt(s[0].dot(s[e]),-1,1));d/=e,r[0].dot(o.crossVectors(s[0],s[e]))>0&&(d=-d);for(let _=1;_<=e;_++)s[_].applyMatrix4(l.makeRotationAxis(r[_],d*_)),a[_].crossVectors(r[_],s[_])}return{tangents:r,normals:s,binormals:a}}clone(){return new this.constructor().copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class tc extends fn{constructor(e=0,t=0,n=1,r=1,s=0,a=Math.PI*2,o=!1,l=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=r,this.aStartAngle=s,this.aEndAngle=a,this.aClockwise=o,this.aRotation=l}getPoint(e,t=new Se){const n=t,r=Math.PI*2;let s=this.aEndAngle-this.aStartAngle;const a=Math.abs(s)<Number.EPSILON;for(;s<0;)s+=r;for(;s>r;)s-=r;s<Number.EPSILON&&(a?s=0:s=r),this.aClockwise===!0&&!a&&(s===r?s=-r:s=s-r);const o=this.aStartAngle+e*s;let l=this.aX+this.xRadius*Math.cos(o),c=this.aY+this.yRadius*Math.sin(o);if(this.aRotation!==0){const u=Math.cos(this.aRotation),h=Math.sin(this.aRotation),f=l-this.aX,d=c-this.aY;l=f*u-d*h+this.aX,c=f*h+d*u+this.aY}return n.set(l,c)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}class jm extends tc{constructor(e,t,n,r,s,a){super(e,t,n,n,r,s,a),this.isArcCurve=!0,this.type="ArcCurve"}}function ra(){let i=0,e=0,t=0,n=0;function r(s,a,o,l){i=s,e=o,t=-3*s+3*a-2*o-l,n=2*s-2*a+o+l}return{initCatmullRom:function(s,a,o,l,c){r(a,o,c*(o-s),c*(l-a))},initNonuniformCatmullRom:function(s,a,o,l,c,u,h){let f=(a-s)/c-(o-s)/(c+u)+(o-a)/u,d=(o-a)/u-(l-a)/(u+h)+(l-o)/h;f*=u,d*=u,r(a,o,f,d)},calc:function(s){const a=s*s,o=a*s;return i+e*s+t*a+n*o}}}const gr=new D,Ps=new ra,Ls=new ra,Ds=new ra;class nc extends fn{constructor(e=[],t=!1,n="centripetal",r=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=r}getPoint(e,t=new D){const n=t,r=this.points,s=r.length,a=(s-(this.closed?0:1))*e;let o=Math.floor(a),l=a-o;this.closed?o+=o>0?0:(Math.floor(Math.abs(o)/s)+1)*s:l===0&&o===s-1&&(o=s-2,l=1);let c,u;this.closed||o>0?c=r[(o-1)%s]:(gr.subVectors(r[0],r[1]).add(r[0]),c=gr);const h=r[o%s],f=r[(o+1)%s];if(this.closed||o+2<s?u=r[(o+2)%s]:(gr.subVectors(r[s-1],r[s-2]).add(r[s-1]),u=gr),this.curveType==="centripetal"||this.curveType==="chordal"){const d=this.curveType==="chordal"?.5:.25;let _=Math.pow(c.distanceToSquared(h),d),g=Math.pow(h.distanceToSquared(f),d),m=Math.pow(f.distanceToSquared(u),d);g<1e-4&&(g=1),_<1e-4&&(_=g),m<1e-4&&(m=g),Ps.initNonuniformCatmullRom(c.x,h.x,f.x,u.x,_,g,m),Ls.initNonuniformCatmullRom(c.y,h.y,f.y,u.y,_,g,m),Ds.initNonuniformCatmullRom(c.z,h.z,f.z,u.z,_,g,m)}else this.curveType==="catmullrom"&&(Ps.initCatmullRom(c.x,h.x,f.x,u.x,this.tension),Ls.initCatmullRom(c.y,h.y,f.y,u.y,this.tension),Ds.initCatmullRom(c.z,h.z,f.z,u.z,this.tension));return n.set(Ps.calc(l),Ls.calc(l),Ds.calc(l)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const r=e.points[t];this.points.push(r.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const r=this.points[t];e.points.push(r.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const r=e.points[t];this.points.push(new D().fromArray(r))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function el(i,e,t,n,r){const s=(n-e)*.5,a=(r-t)*.5,o=i*i,l=i*o;return(2*t-2*n+s+a)*l+(-3*t+3*n-2*s-a)*o+s*i+t}function Qm(i,e){const t=1-i;return t*t*e}function e_(i,e){return 2*(1-i)*i*e}function t_(i,e){return i*i*e}function Di(i,e,t,n){return Qm(i,e)+e_(i,t)+t_(i,n)}function n_(i,e){const t=1-i;return t*t*t*e}function i_(i,e){const t=1-i;return 3*t*t*i*e}function r_(i,e){return 3*(1-i)*i*i*e}function s_(i,e){return i*i*i*e}function Ui(i,e,t,n,r){return n_(i,e)+i_(i,t)+r_(i,n)+s_(i,r)}class a_ extends fn{constructor(e=new Se,t=new Se,n=new Se,r=new Se){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=r}getPoint(e,t=new Se){const n=t,r=this.v0,s=this.v1,a=this.v2,o=this.v3;return n.set(Ui(e,r.x,s.x,a.x,o.x),Ui(e,r.y,s.y,a.y,o.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class o_ extends fn{constructor(e=new D,t=new D,n=new D,r=new D){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=r}getPoint(e,t=new D){const n=t,r=this.v0,s=this.v1,a=this.v2,o=this.v3;return n.set(Ui(e,r.x,s.x,a.x,o.x),Ui(e,r.y,s.y,a.y,o.y),Ui(e,r.z,s.z,a.z,o.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class l_ extends fn{constructor(e=new Se,t=new Se){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new Se){const n=t;return e===1?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new Se){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class c_ extends fn{constructor(e=new D,t=new D){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new D){const n=t;return e===1?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new D){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class u_ extends fn{constructor(e=new Se,t=new Se,n=new Se){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new Se){const n=t,r=this.v0,s=this.v1,a=this.v2;return n.set(Di(e,r.x,s.x,a.x),Di(e,r.y,s.y,a.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class ic extends fn{constructor(e=new D,t=new D,n=new D){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new D){const n=t,r=this.v0,s=this.v1,a=this.v2;return n.set(Di(e,r.x,s.x,a.x),Di(e,r.y,s.y,a.y),Di(e,r.z,s.z,a.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class h_ extends fn{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new Se){const n=t,r=this.points,s=(r.length-1)*e,a=Math.floor(s),o=s-a,l=r[a===0?a:a-1],c=r[a],u=r[a>r.length-2?r.length-1:a+1],h=r[a>r.length-3?r.length-1:a+2];return n.set(el(o,l.x,c.x,u.x,h.x),el(o,l.y,c.y,u.y,h.y)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const r=e.points[t];this.points.push(r.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const r=this.points[t];e.points.push(r.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const r=e.points[t];this.points.push(new Se().fromArray(r))}return this}}var f_=Object.freeze({__proto__:null,ArcCurve:jm,CatmullRomCurve3:nc,CubicBezierCurve:a_,CubicBezierCurve3:o_,EllipseCurve:tc,LineCurve:l_,LineCurve3:c_,QuadraticBezierCurve:u_,QuadraticBezierCurve3:ic,SplineCurve:h_});class sa extends wn{constructor(e=new ic(new D(-1,-1,0),new D(-1,1,0),new D(1,1,0)),t=64,n=1,r=8,s=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:r,closed:s};const a=e.computeFrenetFrames(t,s);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals;const o=new D,l=new D,c=new Se;let u=new D;const h=[],f=[],d=[],_=[];g(),this.setIndex(_),this.setAttribute("position",new jt(h,3)),this.setAttribute("normal",new jt(f,3)),this.setAttribute("uv",new jt(d,2));function g(){for(let M=0;M<t;M++)m(M);m(s===!1?t:0),E(),p()}function m(M){u=e.getPointAt(M/t,u);const T=a.normals[M],N=a.binormals[M];for(let w=0;w<=r;w++){const b=w/r*Math.PI*2,I=Math.sin(b),y=-Math.cos(b);l.x=y*T.x+I*N.x,l.y=y*T.y+I*N.y,l.z=y*T.z+I*N.z,l.normalize(),f.push(l.x,l.y,l.z),o.x=u.x+n*l.x,o.y=u.y+n*l.y,o.z=u.z+n*l.z,h.push(o.x,o.y,o.z)}}function p(){for(let M=1;M<=t;M++)for(let T=1;T<=r;T++){const N=(r+1)*(M-1)+(T-1),w=(r+1)*M+(T-1),b=(r+1)*M+T,I=(r+1)*(M-1)+T;_.push(N,w,I),_.push(w,b,I)}}function E(){for(let M=0;M<=t;M++)for(let T=0;T<=r;T++)c.x=M/t,c.y=T/r,d.push(c.x,c.y)}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new sa(new f_[e.path.type]().fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class d_ extends At{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new Ve(e),this.intensity=t}dispose(){}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,this.groundColor!==void 0&&(t.object.groundColor=this.groundColor.getHex()),this.distance!==void 0&&(t.object.distance=this.distance),this.angle!==void 0&&(t.object.angle=this.angle),this.decay!==void 0&&(t.object.decay=this.decay),this.penumbra!==void 0&&(t.object.penumbra=this.penumbra),this.shadow!==void 0&&(t.object.shadow=this.shadow.toJSON()),t}}class p_ extends d_{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:ea}}));typeof window<"u"&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=ea);function tl(i=1.1,e=320,t=.007){const n=[];for(let u=0;u<=e;u++){const h=u/e*Math.PI*2;n.push(new D(i*Math.cos(h),0,i*Math.sin(h)))}const r=new nc(n,!0),s=new sa(r,e,t,12,!0),a=s.attributes.position.count,o=new Float32Array(a),l=e,c=12;for(let u=0;u<=l;u++){const h=u/l;for(let f=0;f<=c;f++)o[u*(c+1)+f]=h}return s.setAttribute("aRingT",new Vt(o,1)),s}const m_=`
  attribute float aRingT;
  uniform float uPhase;
  uniform float uAmplitude;
  varying float vWorldX;
  void main() {
    float theta = aRingT * 6.28318530718;
    vec3 pos = position;
    pos.y += uAmplitude * cos(5.0 * theta + uPhase);
    vec4 wp = modelMatrix * vec4(pos, 1.0);
    vWorldX = wp.x;
    gl_Position = projectionMatrix * viewMatrix * wp;
  }
`,__=`
  uniform vec3 uColor;
  uniform float uFade;
  uniform float uFadeOffset;
  varying float vWorldX;
  void main() {
    float alpha = 1.0 - uFade * smoothstep(0.0, 1.0, (-vWorldX + uFadeOffset * 1.1) / 1.1 * 0.5 + 0.5);
    gl_FragColor = vec4(uColor, alpha);
  }
`,an=[232,228,224],Us=[212,85,63],Is=[120,40,28];function g_(i,e){const t=1-.85**e,n=1-.94**e;i.smoothAudioLevel+=(i.currentAudioLevel-i.smoothAudioLevel)*t,i.smoothAudioLevel2+=(i.currentAudioLevel-i.smoothAudioLevel2)*n}function v_(i,e,t,n){const r=i.currentState==="speaking",{group:s,camera:a,speakingSideView:o,topView:l,lookAt:c,applyFrustum:u,orthoScaleRef:h}=e;let f=1+i.smoothAudioLevel*1.1;r?f=2.05+i.smoothAudioLevel*2.9:i.currentState==="thinking"&&(f=.55+i.smoothAudioLevel*.35),i.deformScale+=(f-i.deformScale)*(1-.88**t),s.scale.y=i.deformScale;const d=i.currentState==="thinking"?1+.18*(.5+.5*Math.sin(n*(Math.PI*2)/1e3)):1;i.ringScale+=(d-i.ringScale)*(1-.9**t),s.scale.x=i.ringScale,s.scale.z=i.ringScale;const _=r?.012+i.smoothAudioLevel*.105:i.currentState==="thinking"?.006:.0022;if(i.spinSpeed+=(_-i.spinSpeed)*(1-.86**t),s.rotation.y+=i.spinSpeed*t,r||a.position.distanceToSquared(l)>1e-4){const E=1-.96**t,M=r?o:l;a.position.lerp(M,E),a.lookAt(c)}const g=a.position.length(),p=1-(g>.001?Math.abs(a.position.x)/g:0)*.3;Math.abs(p-h.value)>1e-4&&(h.value+=(p-h.value)*(1-.88**t),u())}function x_(i,e,t,n,r){const s=t,a=s.position.length(),o=a>.001?Math.abs(s.position.x)/a:0,l=1-.88**n,c=1-.88**n,u=.06*1.1,h=i.currentState==="speaking";if(e.mat1.uniforms.uFade.value+=(o-e.mat1.uniforms.uFade.value)*l,e.mat1.uniforms.uFadeOffset.value+=(o*.8-e.mat1.uniforms.uFadeOffset.value)*l,e.mat2.uniforms.uFade.value+=(o-e.mat2.uniforms.uFade.value)*l,e.mat2.uniforms.uFadeOffset.value+=(o*.8-e.mat2.uniforms.uFadeOffset.value)*l,h){const f=Math.sin(r*.0018),d=1.8+i.smoothAudioLevel*4;e.mat1.uniforms.uPhase.value+=(d+f*.6)*(n/60),e.mat2.uniforms.uPhase.value+=(d-f*1.4+i.smoothAudioLevel*2)*(n/60);const _=u*(1+i.smoothAudioLevel*3.5),g=u*(1+i.smoothAudioLevel2*3.5);e.mat1.uniforms.uAmplitude.value+=(_-e.mat1.uniforms.uAmplitude.value)*c,e.mat2.uniforms.uAmplitude.value+=(g-e.mat2.uniforms.uAmplitude.value)*c}else 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`+n.raw,this.inlineQueue[this.inlineQueue.length-1].src=r.text):this.tokens.links[n.tag]||(this.tokens.links[n.tag]={href:n.href,title:n.title});continue}if(n=this.tokenizer.table(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.lheading(e)){e=e.substring(n.raw.length),t.push(n);continue}if(s=e,this.options.extensions&&this.options.extensions.startBlock){let o=1/0;const l=e.slice(1);let c;this.options.extensions.startBlock.forEach(u=>{c=u.call({lexer:this},l),typeof c=="number"&&c>=0&&(o=Math.min(o,c))}),o<1/0&&o>=0&&(s=e.substring(0,o+1))}if(this.state.top&&(n=this.tokenizer.paragraph(s))){r=t[t.length-1],a&&r.type==="paragraph"?(r.raw+=`
`+n.raw,r.text+=`
`+n.text,this.inlineQueue.pop(),this.inlineQueue[this.inlineQueue.length-1].src=r.text):t.push(n),a=s.length!==e.length,e=e.substring(n.raw.length);continue}if(n=this.tokenizer.text(e)){e=e.substring(n.raw.length),r=t[t.length-1],r&&r.type==="text"?(r.raw+=`
`+n.raw,r.text+=`
`+n.text,this.inlineQueue.pop(),this.inlineQueue[this.inlineQueue.length-1].src=r.text):t.push(n);continue}if(e){const o="Infinite loop on byte: "+e.charCodeAt(0);if(this.options.silent){console.error(o);break}else throw new Error(o)}}return this.state.top=!0,t}inline(e,t=[]){return this.inlineQueue.push({src:e,tokens:t}),t}inlineTokens(e,t=[]){let n,r,s,a=e,o,l,c;if(this.tokens.links){const u=Object.keys(this.tokens.links);if(u.length>0)for(;(o=this.tokenizer.rules.inline.reflinkSearch.exec(a))!=null;)u.includes(o[0].slice(o[0].lastIndexOf("[")+1,-1))&&(a=a.slice(0,o.index)+"["+"a".repeat(o[0].length-2)+"]"+a.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex))}for(;(o=this.tokenizer.rules.inline.blockSkip.exec(a))!=null;)a=a.slice(0,o.index)+"["+"a".repeat(o[0].length-2)+"]"+a.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);for(;(o=this.tokenizer.rules.inline.anyPunctuation.exec(a))!=null;)a=a.slice(0,o.index)+"++"+a.slice(this.tokenizer.rules.inline.anyPunctuation.lastIndex);for(;e;)if(l||(c=""),l=!1,!(this.options.extensions&&this.options.extensions.inline&&this.options.extensions.inline.some(u=>(n=u.call({lexer:this},e,t))?(e=e.substring(n.raw.length),t.push(n),!0):!1))){if(n=this.tokenizer.escape(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.tag(e)){e=e.substring(n.raw.length),r=t[t.length-1],r&&n.type==="text"&&r.type==="text"?(r.raw+=n.raw,r.text+=n.text):t.push(n);continue}if(n=this.tokenizer.link(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.reflink(e,this.tokens.links)){e=e.substring(n.raw.length),r=t[t.length-1],r&&n.type==="text"&&r.type==="text"?(r.raw+=n.raw,r.text+=n.text):t.push(n);continue}if(n=this.tokenizer.emStrong(e,a,c)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.codespan(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.br(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.del(e)){e=e.substring(n.raw.length),t.push(n);continue}if(n=this.tokenizer.autolink(e)){e=e.substring(n.raw.length),t.push(n);continue}if(!this.state.inLink&&(n=this.tokenizer.url(e))){e=e.substring(n.raw.length),t.push(n);continue}if(s=e,this.options.extensions&&this.options.extensions.startInline){let u=1/0;const h=e.slice(1);let f;this.options.extensions.startInline.forEach(d=>{f=d.call({lexer:this},h),typeof f=="number"&&f>=0&&(u=Math.min(u,f))}),u<1/0&&u>=0&&(s=e.substring(0,u+1))}if(n=this.tokenizer.inlineText(s)){e=e.substring(n.raw.length),n.raw.slice(-1)!=="_"&&(c=n.raw.slice(-1)),l=!0,r=t[t.length-1],r&&r.type==="text"?(r.raw+=n.raw,r.text+=n.text):t.push(n);continue}if(e){const u="Infinite loop on byte: "+e.charCodeAt(0);if(this.options.silent){console.error(u);break}else throw new Error(u)}}return t}}class Fr{constructor(e){je(this,"options");this.options=e||qn}code(e,t,n){var s;const r=(s=(t||"").match(/^\S*/))==null?void 0:s[0];return e=e.replace(/\n$/,"")+`
`,r?'<pre><code class="language-'+Ct(r)+'">'+(n?e:Ct(e,!0))+`</code></pre>
`:"<pre><code>"+(n?e:Ct(e,!0))+`</code></pre>
`}blockquote(e){return`<blockquote>
${e}</blockquote>
`}html(e,t){return e}heading(e,t,n){return`<h${t}>${e}</h${t}>
`}hr(){return`<hr>
`}list(e,t,n){const r=t?"ol":"ul",s=t&&n!==1?' start="'+n+'"':"";return"<"+r+s+`>
`+e+"</"+r+`>
`}listitem(e,t,n){return`<li>${e}</li>
`}checkbox(e){return"<input "+(e?'checked="" ':"")+'disabled="" type="checkbox">'}paragraph(e){return`<p>${e}</p>
`}table(e,t){return t&&(t=`<tbody>${t}</tbody>`),`<table>
<thead>
`+e+`</thead>
`+t+`</table>
`}tablerow(e){return`<tr>
${e}</tr>
`}tablecell(e,t){const n=t.header?"th":"td";return(t.align?`<${n} align="${t.align}">`:`<${n}>`)+e+`</${n}>
`}strong(e){return`<strong>${e}</strong>`}em(e){return`<em>${e}</em>`}codespan(e){return`<code>${e}</code>`}br(){return"<br>"}del(e){return`<del>${e}</del>`}link(e,t,n){const r=il(e);if(r===null)return n;e=r;let s='<a href="'+e+'"';return t&&(s+=' title="'+t+'"'),s+=">"+n+"</a>",s}image(e,t,n){const r=il(e);if(r===null)return n;e=r;let s=`<img src="${e}" alt="${n}"`;return t&&(s+=` title="${t}"`),s+=">",s}text(e){return e}}class fa{strong(e){return e}em(e){return e}codespan(e){return e}del(e){return e}html(e){return e}text(e){return e}link(e,t,n){return""+n}image(e,t,n){return""+n}br(){return""}}class Jt{constructor(e){je(this,"options");je(this,"renderer");je(this,"textRenderer");this.options=e||qn,this.options.renderer=this.options.renderer||new Fr,this.renderer=this.options.renderer,this.renderer.options=this.options,this.textRenderer=new fa}static parse(e,t){return new Jt(t).parse(e)}static parseInline(e,t){return new Jt(t).parseInline(e)}parse(e,t=!0){let n="";for(let r=0;r<e.length;r++){const s=e[r];if(this.options.extensions&&this.options.extensions.renderers&&this.options.extensions.renderers[s.type]){const a=s,o=this.options.extensions.renderers[a.type].call({parser:this},a);if(o!==!1||!["space","hr","heading","code","table","blockquote","list","html","paragraph","text"].includes(a.type)){n+=o||"";continue}}switch(s.type){case"space":continue;case"hr":{n+=this.renderer.hr();continue}case"heading":{const a=s;n+=this.renderer.heading(this.parseInline(a.tokens),a.depth,U_(this.parseInline(a.tokens,this.textRenderer)));continue}case"code":{const a=s;n+=this.renderer.code(a.text,a.lang,!!a.escaped);continue}case"table":{const a=s;let o="",l="";for(let u=0;u<a.header.length;u++)l+=this.renderer.tablecell(this.parseInline(a.header[u].tokens),{header:!0,align:a.align[u]});o+=this.renderer.tablerow(l);let c="";for(let u=0;u<a.rows.length;u++){const h=a.rows[u];l="";for(let f=0;f<h.length;f++)l+=this.renderer.tablecell(this.parseInline(h[f].tokens),{header:!1,align:a.align[f]});c+=this.renderer.tablerow(l)}n+=this.renderer.table(o,c);continue}case"blockquote":{const a=s,o=this.parse(a.tokens);n+=this.renderer.blockquote(o);continue}case"list":{const a=s,o=a.ordered,l=a.start,c=a.loose;let u="";for(let h=0;h<a.items.length;h++){const f=a.items[h],d=f.checked,_=f.task;let g="";if(f.task){const m=this.renderer.checkbox(!!d);c?f.tokens.length>0&&f.tokens[0].type==="paragraph"?(f.tokens[0].text=m+" "+f.tokens[0].text,f.tokens[0].tokens&&f.tokens[0].tokens.length>0&&f.tokens[0].tokens[0].type==="text"&&(f.tokens[0].tokens[0].text=m+" "+f.tokens[0].tokens[0].text)):f.tokens.unshift({type:"text",text:m+" "}):g+=m+" "}g+=this.parse(f.tokens,c),u+=this.renderer.listitem(g,_,!!d)}n+=this.renderer.list(u,o,l);continue}case"html":{const a=s;n+=this.renderer.html(a.text,a.block);continue}case"paragraph":{const a=s;n+=this.renderer.paragraph(this.parseInline(a.tokens));continue}case"text":{let a=s,o=a.tokens?this.parseInline(a.tokens):a.text;for(;r+1<e.length&&e[r+1].type==="text";)a=e[++r],o+=`
`+(a.tokens?this.parseInline(a.tokens):a.text);n+=t?this.renderer.paragraph(o):o;continue}default:{const a='Token with "'+s.type+'" type was not found.';if(this.options.silent)return console.error(a),"";throw new Error(a)}}}return n}parseInline(e,t){t=t||this.renderer;let n="";for(let r=0;r<e.length;r++){const s=e[r];if(this.options.extensions&&this.options.extensions.renderers&&this.options.extensions.renderers[s.type]){const a=this.options.extensions.renderers[s.type].call({parser:this},s);if(a!==!1||!["escape","html","link","image","strong","em","codespan","br","del","text"].includes(s.type)){n+=a||"";continue}}switch(s.type){case"escape":{const a=s;n+=t.text(a.text);break}case"html":{const a=s;n+=t.html(a.text);break}case"link":{const a=s;n+=t.link(a.href,a.title,this.parseInline(a.tokens,t));break}case"image":{const a=s;n+=t.image(a.href,a.title,a.text);break}case"strong":{const a=s;n+=t.strong(this.parseInline(a.tokens,t));break}case"em":{const a=s;n+=t.em(this.parseInline(a.tokens,t));break}case"codespan":{const a=s;n+=t.codespan(a.text);break}case"br":{n+=t.br();break}case"del":{const a=s;n+=t.del(this.parseInline(a.tokens,t));break}case"text":{const a=s;n+=t.text(a.text);break}default:{const a='Token with "'+s.type+'" type was not found.';if(this.options.silent)return console.error(a),"";throw new Error(a)}}}return n}}class Ni{constructor(e){je(this,"options");this.options=e||qn}preprocess(e){return e}postprocess(e){return e}processAllTokens(e){return e}}je(Ni,"passThroughHooks",new Set(["preprocess","postprocess","processAllTokens"]));var Xn,Ys,pc;class cg{constructor(...e){Sa(this,Xn);je(this,"defaults",aa());je(this,"options",this.setOptions);je(this,"parse",$i(this,Xn,Ys).call(this,Zt.lex,Jt.parse));je(this,"parseInline",$i(this,Xn,Ys).call(this,Zt.lexInline,Jt.parseInline));je(this,"Parser",Jt);je(this,"Renderer",Fr);je(this,"TextRenderer",fa);je(this,"Lexer",Zt);je(this,"Tokenizer",Ir);je(this,"Hooks",Ni);this.use(...e)}walkTokens(e,t){var r,s;let n=[];for(const a of e)switch(n=n.concat(t.call(this,a)),a.type){case"table":{const o=a;for(const l of o.header)n=n.concat(this.walkTokens(l.tokens,t));for(const l of o.rows)for(const c of l)n=n.concat(this.walkTokens(c.tokens,t));break}case"list":{const o=a;n=n.concat(this.walkTokens(o.items,t));break}default:{const o=a;(s=(r=this.defaults.extensions)==null?void 0:r.childTokens)!=null&&s[o.type]?this.defaults.extensions.childTokens[o.type].forEach(l=>{const c=o[l].flat(1/0);n=n.concat(this.walkTokens(c,t))}):o.tokens&&(n=n.concat(this.walkTokens(o.tokens,t)))}}return n}use(...e){const t=this.defaults.extensions||{renderers:{},childTokens:{}};return e.forEach(n=>{const r={...n};if(r.async=this.defaults.async||r.async||!1,n.extensions&&(n.extensions.forEach(s=>{if(!s.name)throw new Error("extension name required");if("renderer"in s){const a=t.renderers[s.name];a?t.renderers[s.name]=function(...o){let l=s.renderer.apply(this,o);return l===!1&&(l=a.apply(this,o)),l}:t.renderers[s.name]=s.renderer}if("tokenizer"in s){if(!s.level||s.level!=="block"&&s.level!=="inline")throw new Error("extension level must be 'block' or 'inline'");const a=t[s.level];a?a.unshift(s.tokenizer):t[s.level]=[s.tokenizer],s.start&&(s.level==="block"?t.startBlock?t.startBlock.push(s.start):t.startBlock=[s.start]:s.level==="inline"&&(t.startInline?t.startInline.push(s.start):t.startInline=[s.start]))}"childTokens"in s&&s.childTokens&&(t.childTokens[s.name]=s.childTokens)}),r.extensions=t),n.renderer){const s=this.defaults.renderer||new Fr(this.defaults);for(const a in n.renderer){if(!(a in s))throw new Error(`renderer '${a}' does not exist`);if(a==="options")continue;const o=a,l=n.renderer[o],c=s[o];s[o]=(...u)=>{let h=l.apply(s,u);return h===!1&&(h=c.apply(s,u)),h||""}}r.renderer=s}if(n.tokenizer){const s=this.defaults.tokenizer||new Ir(this.defaults);for(const a in n.tokenizer){if(!(a in s))throw new Error(`tokenizer '${a}' does not exist`);if(["options","rules","lexer"].includes(a))continue;const o=a,l=n.tokenizer[o],c=s[o];s[o]=(...u)=>{let h=l.apply(s,u);return h===!1&&(h=c.apply(s,u)),h}}r.tokenizer=s}if(n.hooks){const s=this.defaults.hooks||new Ni;for(const a in n.hooks){if(!(a in s))throw new Error(`hook '${a}' does not exist`);if(a==="options")continue;const o=a,l=n.hooks[o],c=s[o];Ni.passThroughHooks.has(a)?s[o]=u=>{if(this.defaults.async)return Promise.resolve(l.call(s,u)).then(f=>c.call(s,f));const h=l.call(s,u);return c.call(s,h)}:s[o]=(...u)=>{let h=l.apply(s,u);return h===!1&&(h=c.apply(s,u)),h}}r.hooks=s}if(n.walkTokens){const s=this.defaults.walkTokens,a=n.walkTokens;r.walkTokens=function(o){let l=[];return l.push(a.call(this,o)),s&&(l=l.concat(s.call(this,o))),l}}this.defaults={...this.defaults,...r}}),this}setOptions(e){return this.defaults={...this.defaults,...e},this}lexer(e,t){return Zt.lex(e,t??this.defaults)}parser(e,t){return Jt.parse(e,t??this.defaults)}}Xn=new WeakSet,Ys=function(e,t){return(n,r)=>{const s={...r},a={...this.defaults,...s};this.defaults.async===!0&&s.async===!1&&(a.silent||console.warn("marked(): The async option was set to true by an extension. The async: false option sent to parse will be ignored."),a.async=!0);const o=$i(this,Xn,pc).call(this,!!a.silent,!!a.async);if(typeof n>"u"||n===null)return o(new Error("marked(): input parameter is undefined or null"));if(typeof n!="string")return o(new Error("marked(): input parameter is of type "+Object.prototype.toString.call(n)+", string expected"));if(a.hooks&&(a.hooks.options=a),a.async)return Promise.resolve(a.hooks?a.hooks.preprocess(n):n).then(l=>e(l,a)).then(l=>a.hooks?a.hooks.processAllTokens(l):l).then(l=>a.walkTokens?Promise.all(this.walkTokens(l,a.walkTokens)).then(()=>l):l).then(l=>t(l,a)).then(l=>a.hooks?a.hooks.postprocess(l):l).catch(o);try{a.hooks&&(n=a.hooks.preprocess(n));let l=e(n,a);a.hooks&&(l=a.hooks.processAllTokens(l)),a.walkTokens&&this.walkTokens(l,a.walkTokens);let c=t(l,a);return a.hooks&&(c=a.hooks.postprocess(c)),c}catch(l){return o(l)}}},pc=function(e,t){return n=>{if(n.message+=`
Please report this to https://github.com/markedjs/marked.`,e){const r="<p>An error occurred:</p><pre>"+Ct(n.message+"",!0)+"</pre>";return t?Promise.resolve(r):r}if(t)return Promise.reject(n);throw n}};const Wn=new cg;function Xe(i,e){return Wn.parse(i,e)}Xe.options=Xe.setOptions=function(i){return Wn.setOptions(i),Xe.defaults=Wn.defaults,rc(Xe.defaults),Xe};Xe.getDefaults=aa;Xe.defaults=qn;Xe.use=function(...i){return Wn.use(...i),Xe.defaults=Wn.defaults,rc(Xe.defaults),Xe};Xe.walkTokens=function(i,e){return Wn.walkTokens(i,e)};Xe.parseInline=Wn.parseInline;Xe.Parser=Jt;Xe.parser=Jt.parse;Xe.Renderer=Fr;Xe.TextRenderer=fa;Xe.Lexer=Zt;Xe.lexer=Zt.lex;Xe.Tokenizer=Ir;Xe.Hooks=Ni;Xe.parse=Xe;Xe.options;Xe.setOptions;Xe.use;Xe.walkTokens;Xe.parseInline;Jt.parse;Zt.lex;function ug({toast:i,onDismiss:e,onChoice:t}){const[n,r]=kt(!1),s=Dt(null),a=()=>{if(n)return;r(!0);const l=setTimeout(()=>e(i.id),400);s.current=l};Bt(()=>{if(i.kind!=="choice"&&i.durationMs>0){const l=setTimeout(a,i.durationMs);return s.current=l,()=>clearTimeout(l)}return()=>{s.current&&clearTimeout(s.current)}},[]);const o=()=>i.kind==="choice"||i.kind==="image"?"":/^\s*<[a-zA-Z]/.test(i.content)?i.content:Xe.parse(i.content);return Ke("div",{class:`toast${n?" 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window<"u"?window.AudioContext||window.webkitAudioContext:void 0;function fg(){let i=null,e=null,t=null,n=null,r=null,s=!1,a=0;const o=()=>{if(s){if(e&&n){e.getByteTimeDomainData(n);let c=0;for(let u=0;u<n.length;u++){const h=(n[u]-128)/128;c+=h*h}a=Math.min(1,Math.sqrt(c/n.length)*4.8)}requestAnimationFrame(o)}},l=async()=>{if(ol){if(i||(i=new ol),i.state==="suspended")try{await i.resume()}catch{}e||(e=i.createAnalyser(),e.fftSize=512,e.smoothingTimeConstant=.84,n=new Uint8Array(e.fftSize))}};return{async connect(c){if(await l(),!(!i||!e)&&r!==c){if(t){try{t.disconnect()}catch{}t=null}try{t=i.createMediaStreamSource(c),t.connect(e),r=c}catch{t=null,r=null}s||(s=!0,requestAnimationFrame(o))}},getLevel(){return a},destroy(){if(s=!1,t)try{t.disconnect()}catch{}i==null||i.close().catch(()=>{}),i=null,e=null,t=null,n=null,r=null,a=0}}}function dg(i){const e=Dt(fg()),[t,n]=kt(0);return Bt(()=>{const r=e.current;i&&r.connect(i);let s;const a=()=>{n(r.getLevel()),s=requestAnimationFrame(a)};return s=requestAnimationFrame(a),()=>cancelAnimationFrame(s)},[i]),t}function ll(i){window.dispatchEvent(new CustomEvent("nanobot-mic-enable",{detail:{enabled:i}}))}function pg({connected:i,onSendPtt:e,onBootstrap:t}){const[n,r]=kt(null),s=Dt(new Set),a=Dt(!1),o=yt(()=>{i&&n!=="listening"&&(r("listening"),ll(!0),e(!0))},[i,n,e]),l=yt(()=>{n==="listening"&&(r(null),ll(!1),e(!1),window.dispatchEvent(new CustomEvent("nanobot-show-status",{detail:{text:"Hold anywhere to talk",persistMs:1800}})))},[n,e]),c=yt(async h=>{const f=h;!(f.target instanceof Element)||!f.target.closest("[data-ptt='1']")||(s.current.add(f.pointerId),a.current||(a.current=!0,await t()),s.current.size===1&&o())},[t,o]),u=yt(h=>{const f=h;s.current.delete(f.pointerId),s.current.size===0&&l()},[l]);return{agentStateOverride:n,handlePointerDown:c,handlePointerUp:u}}let mg=0,_g=0;function gg(i,e,t,n){if(i.type==="agent_state"){const r=i.state;e(s=>s==="listening"?s:r);return}if(i.type==="message"){const r=i;r.is_progress||t("nanobot",r.content,"");return}if(i.type==="toast"){const r=i;n({kind:r.kind,content:r.content,title:r.title,durationMs:r.duration_ms??6e3});return}if(i.type==="choice"){const r=i;n({kind:"choice",content:"",title:r.title||"",durationMs:0,requestId:r.request_id,question:r.question,choices:r.choices});return}i.type==="error"&&t("system",i.error,"")}function vg(i,e){console.log("[toast] parseLegacyToast raw text:",i);try{const t=JSON.parse(i);console.log("[toast] parsed toast object:",t),e({kind:t.kind||"text",content:t.content||"",title:t.title||"",durationMs:typeof t.duration_ms=="number"?t.duration_ms:6e3})}catch{console.log("[toast] JSON parse failed, using raw text as content"),e({kind:"text",content:i,title:"",durationMs:6e3})}}function xg(i,e){try{const t=JSON.parse(i);e({kind:"choice",content:"",title:t.title||"",durationMs:0,requestId:t.request_id||"",question:t.question||"",choices:Array.isArray(t.choices)?t.choices:[]})}catch{}}function Sg(i,e,t,n){const r=(i.role||"system").toString(),s=(i.text||"").toString(),a=i.timestamp||"";if(r==="agent-state"){const o=s.trim();e(l=>l==="listening"?l:o);return}if(r==="toast"){vg(s,n);return}if(r==="choice"){xg(s,n);return}r!=="wisper"&&t(r,s,a)}async function Mg(){try{return await navigator.mediaDevices.getUserMedia({audio:{channelCount:1,sampleRate:48e3,echoCancellation:!0,noiseSuppression:!0,autoGainControl:!1},video:!1})}catch{return navigator.mediaDevices.getUserMedia({audio:!0,video:!1})}}function yg(i){return new Promise(e=>{if(i.iceGatheringState==="complete"){e();return}const t=()=>{i.iceGatheringState==="complete"&&(i.removeEventListener("icegatheringstatechange",t),e())};i.addEventListener("icegatheringstatechange",t),setTimeout(e,5e3)})}async function Eg(i){const t=await fetch("/rtc/offer",{method:"POST",headers:{"Content-Type":"application/json"},body:JSON.stringify({sdp:i.sdp,rtcType:i.type})});if(!t.ok)throw new Error(`/rtc/offer returned ${t.status}`);return t.json()}async function Tg(i,e){if(i.pcRef.current)return;if(!window.RTCPeerConnection){e.showStatus("WebRTC unavailable in this browser.",4e3);return}e.setConnecting(!0),e.showStatus("Connecting...");let t=null;try{t=await Mg(),t.getAudioTracks().forEach(u=>{u.enabled=!1});const n=new RTCPeerConnection({iceServers:[{urls:"stun:stun.l.google.com:19302"}]});i.pcRef.current=n;const r=new MediaStream;e.setRemoteStream(r),i.remoteAudioRef.current&&(i.remoteAudioRef.current.srcObject=r,i.remoteAudioRef.current.play().catch(()=>{})),n.ontrack=u=>{var h;u.track.kind==="audio"&&(r.addTrack(u.track),(h=i.remoteAudioRef.current)==null||h.play().catch(()=>{}))};const s=n.createDataChannel("app",{ordered:!0});i.dcRef.current=s,s.onopen=()=>{e.setConnected(!0),e.setConnecting(!1),e.showStatus("Hold anywhere to talk",2500),e.appendLine("system","Connected.",new Date().toISOString())},s.onclose=()=>{e.appendLine("system","Disconnected.",new Date().toISOString()),e.closePC()},s.onmessage=u=>e.onDcMessage(u.data);const a=t;a.getAudioTracks().forEach(u=>{n.addTrack(u,a)}),i.micSendersRef.current=n.getSenders().filter(u=>{var h;return((h=u.track)==null?void 0:h.kind)==="audio"});const o=await n.createOffer();await n.setLocalDescription(o),await yg(n);const l=n.localDescription;if(!l)throw new Error("No local description after ICE gathering");const c=await Eg(l);await n.setRemoteDescription({type:c.rtcType,sdp:c.sdp})}catch(n){e.appendLine("system",`Connection failed: ${n}`,new Date().toISOString()),e.showStatus("Connection failed.",3e3),e.closePC(),t&&t.getTracks().forEach(r=>{r.stop()})}}function Ag(){const[i,e]=kt("idle"),[t,n]=kt([]),[r,s]=kt([]),a=yt((u,h,f)=>{n(d=>{const _=[...d,{id:_g++,role:u,text:h,timestamp:f||new Date().toISOString()}];return _.length>250?_.slice(_.length-250):_})},[]),o=yt(u=>{const h=mg++;return s(f=>[{...u,id:h},...f]),h},[]),l=yt(u=>{s(h=>h.filter(f=>f.id!==u))},[]),c=yt(u=>{console.log("[dc] onDcMessage raw:",u);let h;try{h=JSON.parse(u)}catch{console.log("[dc] JSON parse failed for raw message");return}"type"in h?(console.log("[dc] typed message, type:",h.type),gg(h,e,a,o)):(console.log("[dc] legacy message, role:",h.role),Sg(h,e,a,o))},[a,o]);return{agentState:i,logLines:t,toasts:r,appendLine:a,addToast:o,dismissToast:l,onDcMessage:c}}function bg(){const[i,e]=kt(!1),[t,n]=kt(!1),[r,s]=kt(""),[a,o]=kt(!1),[l,c]=kt(null),u=Dt(null),h=Dt(null),f=Dt(null),d=Dt(null),_=Dt([]),{agentState:g,logLines:m,toasts:p,appendLine:E,dismissToast:M,onDcMessage:T}=Ag();Bt(()=>{const y=new Audio;return y.autoplay=!0,y.playsInline=!0,f.current=y,()=>{y.srcObject=null}},[]),Bt(()=>{const y=x=>{var H;const P=((H=x.detail)==null?void 0:H.enabled)??!1;_.current.forEach(B=>{B.track&&(B.track.enabled=P)})};return window.addEventListener("nanobot-mic-enable",y),()=>window.removeEventListener("nanobot-mic-enable",y)},[]);const N=yt((y,x=0)=>{s(y),o(!0),d.current&&clearTimeout(d.current),x>0&&(d.current=setTimeout(()=>o(!1),x))},[]),w=yt(y=>{const x=h.current;!x||x.readyState!=="open"||x.send(JSON.stringify(y))},[]),b=yt(()=>{var y,x;(y=h.current)==null||y.close(),h.current=null,(x=u.current)==null||x.close(),u.current=null,_.current=[],e(!1),n(!1),f.current&&(f.current.srcObject=null),c(null)},[]),I=yt(async()=>{await Tg({pcRef:u,dcRef:h,remoteAudioRef:f,micSendersRef:_},{setConnected:e,setConnecting:n,setRemoteStream:c,showStatus:N,appendLine:E,onDcMessage:T,closePC:b})},[e,n,c,N,E,T,b]);return{connected:i,connecting:t,agentState:g,logLines:m,toasts:p,voiceStatus:r,statusVisible:a,remoteAudioEl:f.current,remoteStream:l,sendJson:w,dismissToast:M,connect:I}}function wg(){const i=bg(),e=dg(i.remoteStream),{agentStateOverride:t,handlePointerDown:n,handlePointerUp:r}=pg({connected:i.connected,onSendPtt:l=>i.sendJson({type:"voice-ptt",pressed:l}),onBootstrap:i.connect}),s=t??i.agentState;Bt(()=>(document.addEventListener("pointerdown",n,{passive:!1}),document.addEventListener("pointerup",r,{passive:!1}),document.addEventListener("pointercancel",r,{passive:!1}),()=>{document.removeEventListener("pointerdown",n),document.removeEventListener("pointerup",r),document.removeEventListener("pointercancel",r)}),[n,r]);const a=yt(async()=>{await i.connect(),i.sendJson({type:"command",command:"reset"})},[i]),o=yt((l,c)=>{i.sendJson({type:"ui-response",request_id:l,value:c})},[i]);return Ke(Mi,{children:[Ke(w_,{onReset:a}),Ke(R_,{lines:i.logLines}),Ke(A_,{state:s,connected:i.connected,connecting:i.connecting,audioLevel:e,onPointerDown:()=>{},onPointerUp:()=>{}}),Ke(b_,{text:i.voiceStatus,visible:i.statusVisible}),Ke(hg,{toasts:i.toasts,onDismiss:i.dismissToast,onChoice:o})]})}const cl=document.getElementById("app");cl&&Cc(Ke(wg,{}),cl);