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o===Za?zm:this.spaces[o].transfer},getLuminanceCoefficients:function(o,l=this.workingColorSpace){return o.fromArray(this.spaces[l].luminanceCoefficients)},define:function(o){Object.assign(this.spaces,o)},_getMatrix:function(o,l,h){return o.copy(this.spaces[l].toXYZ).multiply(this.spaces[h].fromXYZ)},_getDrawingBufferColorSpace:function(o){return this.spaces[o].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(o=this.workingColorSpace){return this.spaces[o].workingColorSpaceConfig.unpackColorSpace}},t=[.64,.33,.3,.6,.15,.06],n=[.2126,.7152,.0722],i=[.3127,.329];return s.define({[Jr]:{primaries:t,whitePoint:i,transfer:zm,toXYZ:XS,fromXYZ:qS,luminanceCoefficients:n,workingColorSpaceConfig:{unpackColorSpace:hr},outputColorSpaceConfig:{drawingBufferColorSpace:hr}},[hr]:{primaries:t,whitePoint:i,transfer:bi,toXYZ:XS,fromXYZ:qS,luminanceCoefficients:n,outputColorSpaceConfig:{drawingBufferColorSpace:hr}}}),s}const Qn=YN();function fa(s){return s<.04045?s*.0773993808:Math.pow(s*.9478672986+.0521327014,2.4)}function Oh(s){return s<.0031308?s*12.92:1.055*Math.pow(s,.41666)-.055}let uh;class KN{static getDataURL(t){if(/^data:/i.test(t.src)||typeof HTMLCanvasElement>"u")return t.src;let n;if(t instanceof HTMLCanvasElement)n=t;else{uh===void 0&&(uh=kd("canvas")),uh.width=t.width,uh.height=t.height;const i=uh.getContext("2d");t instanceof ImageData?i.putImageData(t,0,0):i.drawImage(t,0,0,t.width,t.height),n=uh}return n.toDataURL("image/png")}static sRGBToLinear(t){if(typeof HTMLImageElement<"u"&&t instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&t instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&t instanceof ImageBitmap){const n=kd("canvas");n.width=t.width,n.height=t.height;const i=n.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const o=i.getImageData(0,0,t.width,t.height),l=o.data;for(let h=0;h0&&(i.userData=this.userData),n||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==aT)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case qh:t.x=t.x-Math.floor(t.x);break;case Ja:t.x=t.x<0?0:1;break;case km:Math.abs(Math.floor(t.x)%2)===1?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x);break}if(t.y<0||t.y>1)switch(this.wrapT){case qh:t.y=t.y-Math.floor(t.y);break;case Ja:t.y=t.y<0?0:1;break;case km:Math.abs(Math.floor(t.y)%2)===1?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y);break}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){t===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){t===!0&&this.pmremVersion++}}xr.DEFAULT_IMAGE=null;xr.DEFAULT_MAPPING=aT;xr.DEFAULT_ANISOTROPY=1;class hi{constructor(t=0,n=0,i=0,o=1){hi.prototype.isVector4=!0,this.x=t,this.y=n,this.z=i,this.w=o}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,n,i,o){return this.x=t,this.y=n,this.z=i,this.w=o,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,n){switch(t){case 0:this.x=n;break;case 1:this.y=n;break;case 2:this.z=n;break;case 3:this.w=n;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=t.w!==void 0?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,n){return this.x=t.x+n.x,this.y=t.y+n.y,this.z=t.z+n.z,this.w=t.w+n.w,this}addScaledVector(t,n){return this.x+=t.x*n,this.y+=t.y*n,this.z+=t.z*n,this.w+=t.w*n,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,n){return this.x=t.x-n.x,this.y=t.y-n.y,this.z=t.z-n.z,this.w=t.w-n.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const n=this.x,i=this.y,o=this.z,l=this.w,h=t.elements;return this.x=h[0]*n+h[4]*i+h[8]*o+h[12]*l,this.y=h[1]*n+h[5]*i+h[9]*o+h[13]*l,this.z=h[2]*n+h[6]*i+h[10]*o+h[14]*l,this.w=h[3]*n+h[7]*i+h[11]*o+h[15]*l,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const n=Math.sqrt(1-t.w*t.w);return n<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/n,this.y=t.y/n,this.z=t.z/n),this}setAxisAngleFromRotationMatrix(t){let n,i,o,l;const g=t.elements,_=g[0],x=g[4],b=g[8],M=g[1],w=g[5],P=g[9],L=g[2],R=g[6],C=g[10];if(Math.abs(x-M)<.01&&Math.abs(b-L)<.01&&Math.abs(P-R)<.01){if(Math.abs(x+M)<.1&&Math.abs(b+L)<.1&&Math.abs(P+R)<.1&&Math.abs(_+w+C-3)<.1)return this.set(1,0,0,0),this;n=Math.PI;const B=(_+1)/2,O=(w+1)/2,Z=(C+1)/2,tt=(x+M)/4,J=(b+L)/4,ot=(P+R)/4;return B>O&&B>Z?B<.01?(i=0,o=.707106781,l=.707106781):(i=Math.sqrt(B),o=tt/i,l=J/i):O>Z?O<.01?(i=.707106781,o=0,l=.707106781):(o=Math.sqrt(O),i=tt/o,l=ot/o):Z<.01?(i=.707106781,o=.707106781,l=0):(l=Math.sqrt(Z),i=J/l,o=ot/l),this.set(i,o,l,n),this}let z=Math.sqrt((R-P)*(R-P)+(b-L)*(b-L)+(M-x)*(M-x));return Math.abs(z)<.001&&(z=1),this.x=(R-P)/z,this.y=(b-L)/z,this.z=(M-x)/z,this.w=Math.acos((_+w+C-1)/2),this}setFromMatrixPosition(t){const n=t.elements;return this.x=n[12],this.y=n[13],this.z=n[14],this.w=n[15],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this}clamp(t,n){return this.x=Bn(this.x,t.x,n.x),this.y=Bn(this.y,t.y,n.y),this.z=Bn(this.z,t.z,n.z),this.w=Bn(this.w,t.w,n.w),this}clampScalar(t,n){return this.x=Bn(this.x,t,n),this.y=Bn(this.y,t,n),this.z=Bn(this.z,t,n),this.w=Bn(this.w,t,n),this}clampLength(t,n){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Bn(i,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(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,n){return this.x+=(t.x-this.x)*n,this.y+=(t.y-this.y)*n,this.z+=(t.z-this.z)*n,this.w+=(t.w-this.w)*n,this}lerpVectors(t,n,i){return this.x=t.x+(n.x-t.x)*i,this.y=t.y+(n.y-t.y)*i,this.z=t.z+(n.z-t.z)*i,this.w=t.w+(n.w-t.w)*i,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w}fromArray(t,n=0){return this.x=t[n],this.y=t[n+1],this.z=t[n+2],this.w=t[n+3],this}toArray(t=[],n=0){return t[n]=this.x,t[n+1]=this.y,t[n+2]=this.z,t[n+3]=this.w,t}fromBufferAttribute(t,n){return this.x=t.getX(n),this.y=t.getY(n),this.z=t.getZ(n),this.w=t.getW(n),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 ZN extends Sc{constructor(t=1,n=1,i={}){super(),this.isRenderTarget=!0,this.width=t,this.height=n,this.depth=1,this.scissor=new hi(0,0,t,n),this.scissorTest=!1,this.viewport=new hi(0,0,t,n);const o={width:t,height:n,depth:1};i=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:Kr,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},i);const l=new xr(o,i.mapping,i.wrapS,i.wrapT,i.magFilter,i.minFilter,i.format,i.type,i.anisotropy,i.colorSpace);l.flipY=!1,l.generateMipmaps=i.generateMipmaps,l.internalFormat=i.internalFormat,this.textures=[];const h=i.count;for(let f=0;f=0?1:-1,B=1-C*C;if(B>Number.EPSILON){const Z=Math.sqrt(B),tt=Math.atan2(Z,C*z);R=Math.sin(R*tt)/Z,f=Math.sin(f*tt)/Z}const O=f*z;if(g=g*R+M*O,_=_*R+w*O,x=x*R+P*O,b=b*R+L*O,R===1-f){const Z=1/Math.sqrt(g*g+_*_+x*x+b*b);g*=Z,_*=Z,x*=Z,b*=Z}}t[n]=g,t[n+1]=_,t[n+2]=x,t[n+3]=b}static multiplyQuaternionsFlat(t,n,i,o,l,h){const f=i[o],g=i[o+1],_=i[o+2],x=i[o+3],b=l[h],M=l[h+1],w=l[h+2],P=l[h+3];return t[n]=f*P+x*b+g*w-_*M,t[n+1]=g*P+x*M+_*b-f*w,t[n+2]=_*P+x*w+f*M-g*b,t[n+3]=x*P-f*b-g*M-_*w,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,n,i,o){return this._x=t,this._y=n,this._z=i,this._w=o,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,n=!0){const i=t._x,o=t._y,l=t._z,h=t._order,f=Math.cos,g=Math.sin,_=f(i/2),x=f(o/2),b=f(l/2),M=g(i/2),w=g(o/2),P=g(l/2);switch(h){case"XYZ":this._x=M*x*b+_*w*P,this._y=_*w*b-M*x*P,this._z=_*x*P+M*w*b,this._w=_*x*b-M*w*P;break;case"YXZ":this._x=M*x*b+_*w*P,this._y=_*w*b-M*x*P,this._z=_*x*P-M*w*b,this._w=_*x*b+M*w*P;break;case"ZXY":this._x=M*x*b-_*w*P,this._y=_*w*b+M*x*P,this._z=_*x*P+M*w*b,this._w=_*x*b-M*w*P;break;case"ZYX":this._x=M*x*b-_*w*P,this._y=_*w*b+M*x*P,this._z=_*x*P-M*w*b,this._w=_*x*b+M*w*P;break;case"YZX":this._x=M*x*b+_*w*P,this._y=_*w*b+M*x*P,this._z=_*x*P-M*w*b,this._w=_*x*b-M*w*P;break;case"XZY":this._x=M*x*b-_*w*P,this._y=_*w*b-M*x*P,this._z=_*x*P+M*w*b,this._w=_*x*b+M*w*P;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+h)}return n===!0&&this._onChangeCallback(),this}setFromAxisAngle(t,n){const i=n/2,o=Math.sin(i);return this._x=t.x*o,this._y=t.y*o,this._z=t.z*o,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const n=t.elements,i=n[0],o=n[4],l=n[8],h=n[1],f=n[5],g=n[9],_=n[2],x=n[6],b=n[10],M=i+f+b;if(M>0){const w=.5/Math.sqrt(M+1);this._w=.25/w,this._x=(x-g)*w,this._y=(l-_)*w,this._z=(h-o)*w}else if(i>f&&i>b){const w=2*Math.sqrt(1+i-f-b);this._w=(x-g)/w,this._x=.25*w,this._y=(o+h)/w,this._z=(l+_)/w}else if(f>b){const w=2*Math.sqrt(1+f-i-b);this._w=(l-_)/w,this._x=(o+h)/w,this._y=.25*w,this._z=(g+x)/w}else{const w=2*Math.sqrt(1+b-i-f);this._w=(h-o)/w,this._x=(l+_)/w,this._y=(g+x)/w,this._z=.25*w}return this._onChangeCallback(),this}setFromUnitVectors(t,n){let i=t.dot(n)+1;return iMath.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*n.z-t.z*n.y,this._y=t.z*n.x-t.x*n.z,this._z=t.x*n.y-t.y*n.x,this._w=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(Bn(this.dot(t),-1,1)))}rotateTowards(t,n){const i=this.angleTo(t);if(i===0)return this;const o=Math.min(1,n/i);return this.slerp(t,o),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return t===0?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,n){const i=t._x,o=t._y,l=t._z,h=t._w,f=n._x,g=n._y,_=n._z,x=n._w;return this._x=i*x+h*f+o*_-l*g,this._y=o*x+h*g+l*f-i*_,this._z=l*x+h*_+i*g-o*f,this._w=h*x-i*f-o*g-l*_,this._onChangeCallback(),this}slerp(t,n){if(n===0)return this;if(n===1)return this.copy(t);const i=this._x,o=this._y,l=this._z,h=this._w;let f=h*t._w+i*t._x+o*t._y+l*t._z;if(f<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,f=-f):this.copy(t),f>=1)return this._w=h,this._x=i,this._y=o,this._z=l,this;const g=1-f*f;if(g<=Number.EPSILON){const w=1-n;return this._w=w*h+n*this._w,this._x=w*i+n*this._x,this._y=w*o+n*this._y,this._z=w*l+n*this._z,this.normalize(),this}const _=Math.sqrt(g),x=Math.atan2(_,f),b=Math.sin((1-n)*x)/_,M=Math.sin(n*x)/_;return this._w=h*b+this._w*M,this._x=i*b+this._x*M,this._y=o*b+this._y*M,this._z=l*b+this._z*M,this._onChangeCallback(),this}slerpQuaternions(t,n,i){return this.copy(t).slerp(n,i)}random(){const t=2*Math.PI*Math.random(),n=2*Math.PI*Math.random(),i=Math.random(),o=Math.sqrt(1-i),l=Math.sqrt(i);return this.set(o*Math.sin(t),o*Math.cos(t),l*Math.sin(n),l*Math.cos(n))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,n=0){return this._x=t[n],this._y=t[n+1],this._z=t[n+2],this._w=t[n+3],this._onChangeCallback(),this}toArray(t=[],n=0){return t[n]=this._x,t[n+1]=this._y,t[n+2]=this._z,t[n+3]=this._w,t}fromBufferAttribute(t,n){return this._x=t.getX(n),this._y=t.getY(n),this._z=t.getZ(n),this._w=t.getW(n),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class dt{constructor(t=0,n=0,i=0){dt.prototype.isVector3=!0,this.x=t,this.y=n,this.z=i}set(t,n,i){return i===void 0&&(i=this.z),this.x=t,this.y=n,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,n){switch(t){case 0:this.x=n;break;case 1:this.y=n;break;case 2:this.z=n;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,n){return this.x=t.x+n.x,this.y=t.y+n.y,this.z=t.z+n.z,this}addScaledVector(t,n){return this.x+=t.x*n,this.y+=t.y*n,this.z+=t.z*n,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,n){return this.x=t.x-n.x,this.y=t.y-n.y,this.z=t.z-n.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,n){return this.x=t.x*n.x,this.y=t.y*n.y,this.z=t.z*n.z,this}applyEuler(t){return this.applyQuaternion(YS.setFromEuler(t))}applyAxisAngle(t,n){return this.applyQuaternion(YS.setFromAxisAngle(t,n))}applyMatrix3(t){const n=this.x,i=this.y,o=this.z,l=t.elements;return this.x=l[0]*n+l[3]*i+l[6]*o,this.y=l[1]*n+l[4]*i+l[7]*o,this.z=l[2]*n+l[5]*i+l[8]*o,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const n=this.x,i=this.y,o=this.z,l=t.elements,h=1/(l[3]*n+l[7]*i+l[11]*o+l[15]);return this.x=(l[0]*n+l[4]*i+l[8]*o+l[12])*h,this.y=(l[1]*n+l[5]*i+l[9]*o+l[13])*h,this.z=(l[2]*n+l[6]*i+l[10]*o+l[14])*h,this}applyQuaternion(t){const n=this.x,i=this.y,o=this.z,l=t.x,h=t.y,f=t.z,g=t.w,_=2*(h*o-f*i),x=2*(f*n-l*o),b=2*(l*i-h*n);return this.x=n+g*_+h*b-f*x,this.y=i+g*x+f*_-l*b,this.z=o+g*b+l*x-h*_,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const n=this.x,i=this.y,o=this.z,l=t.elements;return this.x=l[0]*n+l[4]*i+l[8]*o,this.y=l[1]*n+l[5]*i+l[9]*o,this.z=l[2]*n+l[6]*i+l[10]*o,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,n){return this.x=Bn(this.x,t.x,n.x),this.y=Bn(this.y,t.y,n.y),this.z=Bn(this.z,t.z,n.z),this}clampScalar(t,n){return this.x=Bn(this.x,t,n),this.y=Bn(this.y,t,n),this.z=Bn(this.z,t,n),this}clampLength(t,n){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Bn(i,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(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,n){return this.x+=(t.x-this.x)*n,this.y+=(t.y-this.y)*n,this.z+=(t.z-this.z)*n,this}lerpVectors(t,n,i){return this.x=t.x+(n.x-t.x)*i,this.y=t.y+(n.y-t.y)*i,this.z=t.z+(n.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,n){const i=t.x,o=t.y,l=t.z,h=n.x,f=n.y,g=n.z;return this.x=o*g-l*f,this.y=l*h-i*g,this.z=i*f-o*h,this}projectOnVector(t){const n=t.lengthSq();if(n===0)return this.set(0,0,0);const i=t.dot(this)/n;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return q_.copy(this).projectOnVector(t),this.sub(q_)}reflect(t){return this.sub(q_.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const n=Math.sqrt(this.lengthSq()*t.lengthSq());if(n===0)return Math.PI/2;const i=this.dot(t)/n;return Math.acos(Bn(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const n=this.x-t.x,i=this.y-t.y,o=this.z-t.z;return n*n+i*i+o*o}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,n,i){const o=Math.sin(n)*t;return this.x=o*Math.sin(i),this.y=Math.cos(n)*t,this.z=o*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,n,i){return this.x=t*Math.sin(n),this.y=i,this.z=t*Math.cos(n),this}setFromMatrixPosition(t){const n=t.elements;return this.x=n[12],this.y=n[13],this.z=n[14],this}setFromMatrixScale(t){const n=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),o=this.setFromMatrixColumn(t,2).length();return this.x=n,this.y=i,this.z=o,this}setFromMatrixColumn(t,n){return this.fromArray(t.elements,n*4)}setFromMatrix3Column(t,n){return this.fromArray(t.elements,n*3)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,n=0){return this.x=t[n],this.y=t[n+1],this.z=t[n+2],this}toArray(t=[],n=0){return t[n]=this.x,t[n+1]=this.y,t[n+2]=this.z,t}fromBufferAttribute(t,n){return this.x=t.getX(n),this.y=t.getY(n),this.z=t.getZ(n),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,n=Math.random()*2-1,i=Math.sqrt(1-n*n);return this.x=i*Math.cos(t),this.y=n,this.z=i*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const q_=new dt,YS=new Io;class ba{constructor(t=new dt(1/0,1/0,1/0),n=new dt(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=n}set(t,n){return this.min.copy(t),this.max.copy(n),this}setFromArray(t){this.makeEmpty();for(let n=0,i=t.length;n=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,n){return n.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,ro),ro.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let n,i;return t.normal.x>0?(n=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(n=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(n+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(n+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(n+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(n+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),n<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(rd),qp.subVectors(this.max,rd),dh.subVectors(t.a,rd),fh.subVectors(t.b,rd),ph.subVectors(t.c,rd),ka.subVectors(fh,dh),za.subVectors(ph,fh),Yl.subVectors(dh,ph);let n=[0,-ka.z,ka.y,0,-za.z,za.y,0,-Yl.z,Yl.y,ka.z,0,-ka.x,za.z,0,-za.x,Yl.z,0,-Yl.x,-ka.y,ka.x,0,-za.y,za.x,0,-Yl.y,Yl.x,0];return!Y_(n,dh,fh,ph,qp)||(n=[1,0,0,0,1,0,0,0,1],!Y_(n,dh,fh,ph,qp))?!1:(Yp.crossVectors(ka,za),n=[Yp.x,Yp.y,Yp.z],Y_(n,dh,fh,ph,qp))}clampPoint(t,n){return n.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,ro).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=this.getSize(ro).length()*.5),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()?this:(ta[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),ta[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),ta[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),ta[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),ta[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),ta[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),ta[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),ta[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(ta),this)}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const ta=[new dt,new dt,new dt,new dt,new dt,new dt,new dt,new dt],ro=new dt,Xp=new ba,dh=new dt,fh=new dt,ph=new dt,ka=new dt,za=new dt,Yl=new dt,rd=new dt,qp=new dt,Yp=new dt,Kl=new dt;function Y_(s,t,n,i,o){for(let l=0,h=s.length-3;l<=h;l+=3){Kl.fromArray(s,l);const f=o.x*Math.abs(Kl.x)+o.y*Math.abs(Kl.y)+o.z*Math.abs(Kl.z),g=t.dot(Kl),_=n.dot(Kl),x=i.dot(Kl);if(Math.max(-Math.max(g,_,x),Math.min(g,_,x))>f)return!1}return!0}const QN=new ba,sd=new dt,K_=new dt;class Oo{constructor(t=new dt,n=-1){this.isSphere=!0,this.center=t,this.radius=n}set(t,n){return this.center.copy(t),this.radius=n,this}setFromPoints(t,n){const i=this.center;n!==void 0?i.copy(n):QN.setFromPoints(t).getCenter(i);let o=0;for(let l=0,h=t.length;lthis.radius*this.radius&&(n.sub(this.center).normalize(),n.multiplyScalar(this.radius).add(this.center)),n}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;sd.subVectors(t,this.center);const n=sd.lengthSq();if(n>this.radius*this.radius){const i=Math.sqrt(n),o=(i-this.radius)*.5;this.center.addScaledVector(sd,o/i),this.radius+=o}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(this.center.equals(t.center)===!0?this.radius=Math.max(this.radius,t.radius):(K_.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(sd.copy(t.center).add(K_)),this.expandByPoint(sd.copy(t.center).sub(K_))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return new this.constructor().copy(this)}}const ea=new dt,j_=new dt,Kp=new dt,Va=new dt,$_=new dt,jp=new dt,Z_=new dt;class nf{constructor(t=new dt,n=new dt(0,0,-1)){this.origin=t,this.direction=n}set(t,n){return this.origin.copy(t),this.direction.copy(n),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,n){return n.copy(this.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,ea)),this}closestPointToPoint(t,n){n.subVectors(t,this.origin);const i=n.dot(this.direction);return i<0?n.copy(this.origin):n.copy(this.origin).addScaledVector(this.direction,i)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const n=ea.subVectors(t,this.origin).dot(this.direction);return n<0?this.origin.distanceToSquared(t):(ea.copy(this.origin).addScaledVector(this.direction,n),ea.distanceToSquared(t))}distanceSqToSegment(t,n,i,o){j_.copy(t).add(n).multiplyScalar(.5),Kp.copy(n).sub(t).normalize(),Va.copy(this.origin).sub(j_);const l=t.distanceTo(n)*.5,h=-this.direction.dot(Kp),f=Va.dot(this.direction),g=-Va.dot(Kp),_=Va.lengthSq(),x=Math.abs(1-h*h);let b,M,w,P;if(x>0)if(b=h*g-f,M=h*f-g,P=l*x,b>=0)if(M>=-P)if(M<=P){const L=1/x;b*=L,M*=L,w=b*(b+h*M+2*f)+M*(h*b+M+2*g)+_}else M=l,b=Math.max(0,-(h*M+f)),w=-b*b+M*(M+2*g)+_;else M=-l,b=Math.max(0,-(h*M+f)),w=-b*b+M*(M+2*g)+_;else M<=-P?(b=Math.max(0,-(-h*l+f)),M=b>0?-l:Math.min(Math.max(-l,-g),l),w=-b*b+M*(M+2*g)+_):M<=P?(b=0,M=Math.min(Math.max(-l,-g),l),w=M*(M+2*g)+_):(b=Math.max(0,-(h*l+f)),M=b>0?l:Math.min(Math.max(-l,-g),l),w=-b*b+M*(M+2*g)+_);else M=h>0?-l:l,b=Math.max(0,-(h*M+f)),w=-b*b+M*(M+2*g)+_;return i&&i.copy(this.origin).addScaledVector(this.direction,b),o&&o.copy(j_).addScaledVector(Kp,M),w}intersectSphere(t,n){ea.subVectors(t.center,this.origin);const i=ea.dot(this.direction),o=ea.dot(ea)-i*i,l=t.radius*t.radius;if(o>l)return null;const h=Math.sqrt(l-o),f=i-h,g=i+h;return g<0?null:f<0?this.at(g,n):this.at(f,n)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const n=t.normal.dot(this.direction);if(n===0)return t.distanceToPoint(this.origin)===0?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/n;return i>=0?i:null}intersectPlane(t,n){const i=this.distanceToPlane(t);return i===null?null:this.at(i,n)}intersectsPlane(t){const n=t.distanceToPoint(this.origin);return n===0||t.normal.dot(this.direction)*n<0}intersectBox(t,n){let i,o,l,h,f,g;const _=1/this.direction.x,x=1/this.direction.y,b=1/this.direction.z,M=this.origin;return _>=0?(i=(t.min.x-M.x)*_,o=(t.max.x-M.x)*_):(i=(t.max.x-M.x)*_,o=(t.min.x-M.x)*_),x>=0?(l=(t.min.y-M.y)*x,h=(t.max.y-M.y)*x):(l=(t.max.y-M.y)*x,h=(t.min.y-M.y)*x),i>h||l>o||((l>i||isNaN(i))&&(i=l),(h=0?(f=(t.min.z-M.z)*b,g=(t.max.z-M.z)*b):(f=(t.max.z-M.z)*b,g=(t.min.z-M.z)*b),i>g||f>o)||((f>i||i!==i)&&(i=f),(g=0?i:o,n)}intersectsBox(t){return this.intersectBox(t,ea)!==null}intersectTriangle(t,n,i,o,l){$_.subVectors(n,t),jp.subVectors(i,t),Z_.crossVectors($_,jp);let h=this.direction.dot(Z_),f;if(h>0){if(o)return null;f=1}else if(h<0)f=-1,h=-h;else return null;Va.subVectors(this.origin,t);const g=f*this.direction.dot(jp.crossVectors(Va,jp));if(g<0)return null;const _=f*this.direction.dot($_.cross(Va));if(_<0||g+_>h)return null;const x=-f*Va.dot(Z_);return x<0?null:this.at(x/h,l)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}}class Dn{constructor(t,n,i,o,l,h,f,g,_,x,b,M,w,P,L,R){Dn.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],t!==void 0&&this.set(t,n,i,o,l,h,f,g,_,x,b,M,w,P,L,R)}set(t,n,i,o,l,h,f,g,_,x,b,M,w,P,L,R){const C=this.elements;return C[0]=t,C[4]=n,C[8]=i,C[12]=o,C[1]=l,C[5]=h,C[9]=f,C[13]=g,C[2]=_,C[6]=x,C[10]=b,C[14]=M,C[3]=w,C[7]=P,C[11]=L,C[15]=R,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 Dn().fromArray(this.elements)}copy(t){const n=this.elements,i=t.elements;return n[0]=i[0],n[1]=i[1],n[2]=i[2],n[3]=i[3],n[4]=i[4],n[5]=i[5],n[6]=i[6],n[7]=i[7],n[8]=i[8],n[9]=i[9],n[10]=i[10],n[11]=i[11],n[12]=i[12],n[13]=i[13],n[14]=i[14],n[15]=i[15],this}copyPosition(t){const n=this.elements,i=t.elements;return n[12]=i[12],n[13]=i[13],n[14]=i[14],this}setFromMatrix3(t){const n=t.elements;return this.set(n[0],n[3],n[6],0,n[1],n[4],n[7],0,n[2],n[5],n[8],0,0,0,0,1),this}extractBasis(t,n,i){return t.setFromMatrixColumn(this,0),n.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(t,n,i){return this.set(t.x,n.x,i.x,0,t.y,n.y,i.y,0,t.z,n.z,i.z,0,0,0,0,1),this}extractRotation(t){const n=this.elements,i=t.elements,o=1/mh.setFromMatrixColumn(t,0).length(),l=1/mh.setFromMatrixColumn(t,1).length(),h=1/mh.setFromMatrixColumn(t,2).length();return n[0]=i[0]*o,n[1]=i[1]*o,n[2]=i[2]*o,n[3]=0,n[4]=i[4]*l,n[5]=i[5]*l,n[6]=i[6]*l,n[7]=0,n[8]=i[8]*h,n[9]=i[9]*h,n[10]=i[10]*h,n[11]=0,n[12]=0,n[13]=0,n[14]=0,n[15]=1,this}makeRotationFromEuler(t){const n=this.elements,i=t.x,o=t.y,l=t.z,h=Math.cos(i),f=Math.sin(i),g=Math.cos(o),_=Math.sin(o),x=Math.cos(l),b=Math.sin(l);if(t.order==="XYZ"){const M=h*x,w=h*b,P=f*x,L=f*b;n[0]=g*x,n[4]=-g*b,n[8]=_,n[1]=w+P*_,n[5]=M-L*_,n[9]=-f*g,n[2]=L-M*_,n[6]=P+w*_,n[10]=h*g}else if(t.order==="YXZ"){const M=g*x,w=g*b,P=_*x,L=_*b;n[0]=M+L*f,n[4]=P*f-w,n[8]=h*_,n[1]=h*b,n[5]=h*x,n[9]=-f,n[2]=w*f-P,n[6]=L+M*f,n[10]=h*g}else if(t.order==="ZXY"){const M=g*x,w=g*b,P=_*x,L=_*b;n[0]=M-L*f,n[4]=-h*b,n[8]=P+w*f,n[1]=w+P*f,n[5]=h*x,n[9]=L-M*f,n[2]=-h*_,n[6]=f,n[10]=h*g}else if(t.order==="ZYX"){const M=h*x,w=h*b,P=f*x,L=f*b;n[0]=g*x,n[4]=P*_-w,n[8]=M*_+L,n[1]=g*b,n[5]=L*_+M,n[9]=w*_-P,n[2]=-_,n[6]=f*g,n[10]=h*g}else if(t.order==="YZX"){const M=h*g,w=h*_,P=f*g,L=f*_;n[0]=g*x,n[4]=L-M*b,n[8]=P*b+w,n[1]=b,n[5]=h*x,n[9]=-f*x,n[2]=-_*x,n[6]=w*b+P,n[10]=M-L*b}else if(t.order==="XZY"){const M=h*g,w=h*_,P=f*g,L=f*_;n[0]=g*x,n[4]=-b,n[8]=_*x,n[1]=M*b+L,n[5]=h*x,n[9]=w*b-P,n[2]=P*b-w,n[6]=f*x,n[10]=L*b+M}return n[3]=0,n[7]=0,n[11]=0,n[12]=0,n[13]=0,n[14]=0,n[15]=1,this}makeRotationFromQuaternion(t){return this.compose(t3,t,e3)}lookAt(t,n,i){const o=this.elements;return Ss.subVectors(t,n),Ss.lengthSq()===0&&(Ss.z=1),Ss.normalize(),Ha.crossVectors(i,Ss),Ha.lengthSq()===0&&(Math.abs(i.z)===1?Ss.x+=1e-4:Ss.z+=1e-4,Ss.normalize(),Ha.crossVectors(i,Ss)),Ha.normalize(),$p.crossVectors(Ss,Ha),o[0]=Ha.x,o[4]=$p.x,o[8]=Ss.x,o[1]=Ha.y,o[5]=$p.y,o[9]=Ss.y,o[2]=Ha.z,o[6]=$p.z,o[10]=Ss.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,n){const i=t.elements,o=n.elements,l=this.elements,h=i[0],f=i[4],g=i[8],_=i[12],x=i[1],b=i[5],M=i[9],w=i[13],P=i[2],L=i[6],R=i[10],C=i[14],z=i[3],B=i[7],O=i[11],Z=i[15],tt=o[0],J=o[4],ot=o[8],G=o[12],X=o[1],ht=o[5],bt=o[9],Mt=o[13],Vt=o[2],kt=o[6],Lt=o[10],Gt=o[14],Ct=o[3],ve=o[7],Ee=o[11],Ue=o[15];return l[0]=h*tt+f*X+g*Vt+_*Ct,l[4]=h*J+f*ht+g*kt+_*ve,l[8]=h*ot+f*bt+g*Lt+_*Ee,l[12]=h*G+f*Mt+g*Gt+_*Ue,l[1]=x*tt+b*X+M*Vt+w*Ct,l[5]=x*J+b*ht+M*kt+w*ve,l[9]=x*ot+b*bt+M*Lt+w*Ee,l[13]=x*G+b*Mt+M*Gt+w*Ue,l[2]=P*tt+L*X+R*Vt+C*Ct,l[6]=P*J+L*ht+R*kt+C*ve,l[10]=P*ot+L*bt+R*Lt+C*Ee,l[14]=P*G+L*Mt+R*Gt+C*Ue,l[3]=z*tt+B*X+O*Vt+Z*Ct,l[7]=z*J+B*ht+O*kt+Z*ve,l[11]=z*ot+B*bt+O*Lt+Z*Ee,l[15]=z*G+B*Mt+O*Gt+Z*Ue,this}multiplyScalar(t){const n=this.elements;return n[0]*=t,n[4]*=t,n[8]*=t,n[12]*=t,n[1]*=t,n[5]*=t,n[9]*=t,n[13]*=t,n[2]*=t,n[6]*=t,n[10]*=t,n[14]*=t,n[3]*=t,n[7]*=t,n[11]*=t,n[15]*=t,this}determinant(){const t=this.elements,n=t[0],i=t[4],o=t[8],l=t[12],h=t[1],f=t[5],g=t[9],_=t[13],x=t[2],b=t[6],M=t[10],w=t[14],P=t[3],L=t[7],R=t[11],C=t[15];return P*(+l*g*b-o*_*b-l*f*M+i*_*M+o*f*w-i*g*w)+L*(+n*g*w-n*_*M+l*h*M-o*h*w+o*_*x-l*g*x)+R*(+n*_*b-n*f*w-l*h*b+i*h*w+l*f*x-i*_*x)+C*(-o*f*x-n*g*b+n*f*M+o*h*b-i*h*M+i*g*x)}transpose(){const t=this.elements;let n;return n=t[1],t[1]=t[4],t[4]=n,n=t[2],t[2]=t[8],t[8]=n,n=t[6],t[6]=t[9],t[9]=n,n=t[3],t[3]=t[12],t[12]=n,n=t[7],t[7]=t[13],t[13]=n,n=t[11],t[11]=t[14],t[14]=n,this}setPosition(t,n,i){const o=this.elements;return t.isVector3?(o[12]=t.x,o[13]=t.y,o[14]=t.z):(o[12]=t,o[13]=n,o[14]=i),this}invert(){const t=this.elements,n=t[0],i=t[1],o=t[2],l=t[3],h=t[4],f=t[5],g=t[6],_=t[7],x=t[8],b=t[9],M=t[10],w=t[11],P=t[12],L=t[13],R=t[14],C=t[15],z=b*R*_-L*M*_+L*g*w-f*R*w-b*g*C+f*M*C,B=P*M*_-x*R*_-P*g*w+h*R*w+x*g*C-h*M*C,O=x*L*_-P*b*_+P*f*w-h*L*w-x*f*C+h*b*C,Z=P*b*g-x*L*g-P*f*M+h*L*M+x*f*R-h*b*R,tt=n*z+i*B+o*O+l*Z;if(tt===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const J=1/tt;return t[0]=z*J,t[1]=(L*M*l-b*R*l-L*o*w+i*R*w+b*o*C-i*M*C)*J,t[2]=(f*R*l-L*g*l+L*o*_-i*R*_-f*o*C+i*g*C)*J,t[3]=(b*g*l-f*M*l-b*o*_+i*M*_+f*o*w-i*g*w)*J,t[4]=B*J,t[5]=(x*R*l-P*M*l+P*o*w-n*R*w-x*o*C+n*M*C)*J,t[6]=(P*g*l-h*R*l-P*o*_+n*R*_+h*o*C-n*g*C)*J,t[7]=(h*M*l-x*g*l+x*o*_-n*M*_-h*o*w+n*g*w)*J,t[8]=O*J,t[9]=(P*b*l-x*L*l-P*i*w+n*L*w+x*i*C-n*b*C)*J,t[10]=(h*L*l-P*f*l+P*i*_-n*L*_-h*i*C+n*f*C)*J,t[11]=(x*f*l-h*b*l-x*i*_+n*b*_+h*i*w-n*f*w)*J,t[12]=Z*J,t[13]=(x*L*o-P*b*o+P*i*M-n*L*M-x*i*R+n*b*R)*J,t[14]=(P*f*o-h*L*o-P*i*g+n*L*g+h*i*R-n*f*R)*J,t[15]=(h*b*o-x*f*o+x*i*g-n*b*g-h*i*M+n*f*M)*J,this}scale(t){const n=this.elements,i=t.x,o=t.y,l=t.z;return n[0]*=i,n[4]*=o,n[8]*=l,n[1]*=i,n[5]*=o,n[9]*=l,n[2]*=i,n[6]*=o,n[10]*=l,n[3]*=i,n[7]*=o,n[11]*=l,this}getMaxScaleOnAxis(){const t=this.elements,n=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],i=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],o=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(n,i,o))}makeTranslation(t,n,i){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,n,0,0,1,i,0,0,0,1),this}makeRotationX(t){const n=Math.cos(t),i=Math.sin(t);return this.set(1,0,0,0,0,n,-i,0,0,i,n,0,0,0,0,1),this}makeRotationY(t){const n=Math.cos(t),i=Math.sin(t);return this.set(n,0,i,0,0,1,0,0,-i,0,n,0,0,0,0,1),this}makeRotationZ(t){const n=Math.cos(t),i=Math.sin(t);return this.set(n,-i,0,0,i,n,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,n){const i=Math.cos(n),o=Math.sin(n),l=1-i,h=t.x,f=t.y,g=t.z,_=l*h,x=l*f;return this.set(_*h+i,_*f-o*g,_*g+o*f,0,_*f+o*g,x*f+i,x*g-o*h,0,_*g-o*f,x*g+o*h,l*g*g+i,0,0,0,0,1),this}makeScale(t,n,i){return this.set(t,0,0,0,0,n,0,0,0,0,i,0,0,0,0,1),this}makeShear(t,n,i,o,l,h){return this.set(1,i,l,0,t,1,h,0,n,o,1,0,0,0,0,1),this}compose(t,n,i){const o=this.elements,l=n._x,h=n._y,f=n._z,g=n._w,_=l+l,x=h+h,b=f+f,M=l*_,w=l*x,P=l*b,L=h*x,R=h*b,C=f*b,z=g*_,B=g*x,O=g*b,Z=i.x,tt=i.y,J=i.z;return o[0]=(1-(L+C))*Z,o[1]=(w+O)*Z,o[2]=(P-B)*Z,o[3]=0,o[4]=(w-O)*tt,o[5]=(1-(M+C))*tt,o[6]=(R+z)*tt,o[7]=0,o[8]=(P+B)*J,o[9]=(R-z)*J,o[10]=(1-(M+L))*J,o[11]=0,o[12]=t.x,o[13]=t.y,o[14]=t.z,o[15]=1,this}decompose(t,n,i){const o=this.elements;let l=mh.set(o[0],o[1],o[2]).length();const h=mh.set(o[4],o[5],o[6]).length(),f=mh.set(o[8],o[9],o[10]).length();this.determinant()<0&&(l=-l),t.x=o[12],t.y=o[13],t.z=o[14],so.copy(this);const _=1/l,x=1/h,b=1/f;return so.elements[0]*=_,so.elements[1]*=_,so.elements[2]*=_,so.elements[4]*=x,so.elements[5]*=x,so.elements[6]*=x,so.elements[8]*=b,so.elements[9]*=b,so.elements[10]*=b,n.setFromRotationMatrix(so),i.x=l,i.y=h,i.z=f,this}makePerspective(t,n,i,o,l,h,f=ua){const g=this.elements,_=2*l/(n-t),x=2*l/(i-o),b=(n+t)/(n-t),M=(i+o)/(i-o);let w,P;if(f===ua)w=-(h+l)/(h-l),P=-2*h*l/(h-l);else if(f===Vm)w=-h/(h-l),P=-h*l/(h-l);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+f);return g[0]=_,g[4]=0,g[8]=b,g[12]=0,g[1]=0,g[5]=x,g[9]=M,g[13]=0,g[2]=0,g[6]=0,g[10]=w,g[14]=P,g[3]=0,g[7]=0,g[11]=-1,g[15]=0,this}makeOrthographic(t,n,i,o,l,h,f=ua){const g=this.elements,_=1/(n-t),x=1/(i-o),b=1/(h-l),M=(n+t)*_,w=(i+o)*x;let P,L;if(f===ua)P=(h+l)*b,L=-2*b;else if(f===Vm)P=l*b,L=-1*b;else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+f);return g[0]=2*_,g[4]=0,g[8]=0,g[12]=-M,g[1]=0,g[5]=2*x,g[9]=0,g[13]=-w,g[2]=0,g[6]=0,g[10]=L,g[14]=-P,g[3]=0,g[7]=0,g[11]=0,g[15]=1,this}equals(t){const n=this.elements,i=t.elements;for(let o=0;o<16;o++)if(n[o]!==i[o])return!1;return!0}fromArray(t,n=0){for(let i=0;i<16;i++)this.elements[i]=t[i+n];return this}toArray(t=[],n=0){const i=this.elements;return t[n]=i[0],t[n+1]=i[1],t[n+2]=i[2],t[n+3]=i[3],t[n+4]=i[4],t[n+5]=i[5],t[n+6]=i[6],t[n+7]=i[7],t[n+8]=i[8],t[n+9]=i[9],t[n+10]=i[10],t[n+11]=i[11],t[n+12]=i[12],t[n+13]=i[13],t[n+14]=i[14],t[n+15]=i[15],t}}const mh=new dt,so=new Dn,t3=new dt(0,0,0),e3=new dt(1,1,1),Ha=new dt,$p=new dt,Ss=new dt,KS=new Dn,jS=new Io;class fo{constructor(t=0,n=0,i=0,o=fo.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=n,this._z=i,this._order=o}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,n,i,o=this._order){return this._x=t,this._y=n,this._z=i,this._order=o,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,n=this._order,i=!0){const o=t.elements,l=o[0],h=o[4],f=o[8],g=o[1],_=o[5],x=o[9],b=o[2],M=o[6],w=o[10];switch(n){case"XYZ":this._y=Math.asin(Bn(f,-1,1)),Math.abs(f)<.9999999?(this._x=Math.atan2(-x,w),this._z=Math.atan2(-h,l)):(this._x=Math.atan2(M,_),this._z=0);break;case"YXZ":this._x=Math.asin(-Bn(x,-1,1)),Math.abs(x)<.9999999?(this._y=Math.atan2(f,w),this._z=Math.atan2(g,_)):(this._y=Math.atan2(-b,l),this._z=0);break;case"ZXY":this._x=Math.asin(Bn(M,-1,1)),Math.abs(M)<.9999999?(this._y=Math.atan2(-b,w),this._z=Math.atan2(-h,_)):(this._y=0,this._z=Math.atan2(g,l));break;case"ZYX":this._y=Math.asin(-Bn(b,-1,1)),Math.abs(b)<.9999999?(this._x=Math.atan2(M,w),this._z=Math.atan2(g,l)):(this._x=0,this._z=Math.atan2(-h,_));break;case"YZX":this._z=Math.asin(Bn(g,-1,1)),Math.abs(g)<.9999999?(this._x=Math.atan2(-x,_),this._y=Math.atan2(-b,l)):(this._x=0,this._y=Math.atan2(f,w));break;case"XZY":this._z=Math.asin(-Bn(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(M,_),this._y=Math.atan2(f,l)):(this._x=Math.atan2(-x,w),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+n)}return this._order=n,i===!0&&this._onChangeCallback(),this}setFromQuaternion(t,n,i){return KS.makeRotationFromQuaternion(t),this.setFromRotationMatrix(KS,n,i)}setFromVector3(t,n=this._order){return this.set(t.x,t.y,t.z,n)}reorder(t){return jS.setFromEuler(this),this.setFromQuaternion(jS,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],t[3]!==void 0&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],n=0){return t[n]=this._x,t[n+1]=this._y,t[n+2]=this._z,t[n+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}fo.DEFAULT_ORDER="XYZ";class ST{constructor(){this.mask=1}set(t){this.mask=(1<>>0}enable(t){this.mask|=1<1){for(let n=0;n1){for(let i=0;i0&&(o.userData=this.userData),o.layers=this.layers.mask,o.matrix=this.matrix.toArray(),o.up=this.up.toArray(),this.matrixAutoUpdate===!1&&(o.matrixAutoUpdate=!1),this.isInstancedMesh&&(o.type="InstancedMesh",o.count=this.count,o.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(o.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(o.type="BatchedMesh",o.perObjectFrustumCulled=this.perObjectFrustumCulled,o.sortObjects=this.sortObjects,o.drawRanges=this._drawRanges,o.reservedRanges=this._reservedRanges,o.visibility=this._visibility,o.active=this._active,o.bounds=this._bounds.map(f=>({boxInitialized:f.boxInitialized,boxMin:f.box.min.toArray(),boxMax:f.box.max.toArray(),sphereInitialized:f.sphereInitialized,sphereRadius:f.sphere.radius,sphereCenter:f.sphere.center.toArray()})),o.maxInstanceCount=this._maxInstanceCount,o.maxVertexCount=this._maxVertexCount,o.maxIndexCount=this._maxIndexCount,o.geometryInitialized=this._geometryInitialized,o.geometryCount=this._geometryCount,o.matricesTexture=this._matricesTexture.toJSON(t),this._colorsTexture!==null&&(o.colorsTexture=this._colorsTexture.toJSON(t)),this.boundingSphere!==null&&(o.boundingSphere={center:o.boundingSphere.center.toArray(),radius:o.boundingSphere.radius}),this.boundingBox!==null&&(o.boundingBox={min:o.boundingBox.min.toArray(),max:o.boundingBox.max.toArray()}));function l(f,g){return f[g.uuid]===void 0&&(f[g.uuid]=g.toJSON(t)),g.uuid}if(this.isScene)this.background&&(this.background.isColor?o.background=this.background.toJSON():this.background.isTexture&&(o.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(o.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){o.geometry=l(t.geometries,this.geometry);const f=this.geometry.parameters;if(f!==void 0&&f.shapes!==void 0){const g=f.shapes;if(Array.isArray(g))for(let _=0,x=g.length;_0){o.children=[];for(let f=0;f0){o.animations=[];for(let f=0;f0&&(i.geometries=f),g.length>0&&(i.materials=g),_.length>0&&(i.textures=_),x.length>0&&(i.images=x),b.length>0&&(i.shapes=b),M.length>0&&(i.skeletons=M),w.length>0&&(i.animations=w),P.length>0&&(i.nodes=P)}return i.object=o,i;function h(f){const g=[];for(const _ in f){const x=f[_];delete x.metadata,g.push(x)}return g}}clone(t){return new this.constructor().copy(this,t)}copy(t,n=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),n===!0)for(let i=0;i0?o.multiplyScalar(1/Math.sqrt(l)):o.set(0,0,0)}static getBarycoord(t,n,i,o,l){oo.subVectors(o,n),ia.subVectors(i,n),Q_.subVectors(t,n);const h=oo.dot(oo),f=oo.dot(ia),g=oo.dot(Q_),_=ia.dot(ia),x=ia.dot(Q_),b=h*_-f*f;if(b===0)return l.set(0,0,0),null;const M=1/b,w=(_*g-f*x)*M,P=(h*x-f*g)*M;return l.set(1-w-P,P,w)}static containsPoint(t,n,i,o){return this.getBarycoord(t,n,i,o,ra)===null?!1:ra.x>=0&&ra.y>=0&&ra.x+ra.y<=1}static getInterpolation(t,n,i,o,l,h,f,g){return this.getBarycoord(t,n,i,o,ra)===null?(g.x=0,g.y=0,"z"in g&&(g.z=0),"w"in g&&(g.w=0),null):(g.setScalar(0),g.addScaledVector(l,ra.x),g.addScaledVector(h,ra.y),g.addScaledVector(f,ra.z),g)}static getInterpolatedAttribute(t,n,i,o,l,h){return iv.setScalar(0),rv.setScalar(0),sv.setScalar(0),iv.fromBufferAttribute(t,n),rv.fromBufferAttribute(t,i),sv.fromBufferAttribute(t,o),h.setScalar(0),h.addScaledVector(iv,l.x),h.addScaledVector(rv,l.y),h.addScaledVector(sv,l.z),h}static isFrontFacing(t,n,i,o){return oo.subVectors(i,n),ia.subVectors(t,n),oo.cross(ia).dot(o)<0}set(t,n,i){return this.a.copy(t),this.b.copy(n),this.c.copy(i),this}setFromPointsAndIndices(t,n,i,o){return this.a.copy(t[n]),this.b.copy(t[i]),this.c.copy(t[o]),this}setFromAttributeAndIndices(t,n,i,o){return this.a.fromBufferAttribute(t,n),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,o),this}clone(){return new this.constructor().copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return oo.subVectors(this.c,this.b),ia.subVectors(this.a,this.b),oo.cross(ia).length()*.5}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return co.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,n){return co.getBarycoord(t,this.a,this.b,this.c,n)}getInterpolation(t,n,i,o,l){return co.getInterpolation(t,this.a,this.b,this.c,n,i,o,l)}containsPoint(t){return co.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return co.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,n){const i=this.a,o=this.b,l=this.c;let h,f;vh.subVectors(o,i),xh.subVectors(l,i),tv.subVectors(t,i);const g=vh.dot(tv),_=xh.dot(tv);if(g<=0&&_<=0)return n.copy(i);ev.subVectors(t,o);const x=vh.dot(ev),b=xh.dot(ev);if(x>=0&&b<=x)return n.copy(o);const M=g*b-x*_;if(M<=0&&g>=0&&x<=0)return h=g/(g-x),n.copy(i).addScaledVector(vh,h);nv.subVectors(t,l);const w=vh.dot(nv),P=xh.dot(nv);if(P>=0&&w<=P)return n.copy(l);const L=w*_-g*P;if(L<=0&&_>=0&&P<=0)return f=_/(_-P),n.copy(i).addScaledVector(xh,f);const R=x*P-w*b;if(R<=0&&b-x>=0&&w-P>=0)return ew.subVectors(l,o),f=(b-x)/(b-x+(w-P)),n.copy(o).addScaledVector(ew,f);const C=1/(R+L+M);return h=L*C,f=M*C,n.copy(i).addScaledVector(vh,h).addScaledVector(xh,f)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}const wT={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},Ga={h:0,s:0,l:0},Jp={h:0,s:0,l:0};function ov(s,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?s+(t-s)*6*n:n<1/2?t:n<2/3?s+(t-s)*6*(2/3-n):s}class Mn{constructor(t,n,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,n,i)}set(t,n,i){if(n===void 0&&i===void 0){const o=t;o&&o.isColor?this.copy(o):typeof o=="number"?this.setHex(o):typeof o=="string"&&this.setStyle(o)}else this.setRGB(t,n,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,n=hr){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(t&255)/255,Qn.toWorkingColorSpace(this,n),this}setRGB(t,n,i,o=Qn.workingColorSpace){return this.r=t,this.g=n,this.b=i,Qn.toWorkingColorSpace(this,o),this}setHSL(t,n,i,o=Qn.workingColorSpace){if(t=_x(t,1),n=Bn(n,0,1),i=Bn(i,0,1),n===0)this.r=this.g=this.b=i;else{const l=i<=.5?i*(1+n):i+n-i*n,h=2*i-l;this.r=ov(h,l,t+1/3),this.g=ov(h,l,t),this.b=ov(h,l,t-1/3)}return Qn.toWorkingColorSpace(this,o),this}setStyle(t,n=hr){function i(l){l!==void 0&&parseFloat(l)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let o;if(o=/^(\w+)\(([^\)]*)\)/.exec(t)){let l;const h=o[1],f=o[2];switch(h){case"rgb":case"rgba":if(l=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(f))return i(l[4]),this.setRGB(Math.min(255,parseInt(l[1],10))/255,Math.min(255,parseInt(l[2],10))/255,Math.min(255,parseInt(l[3],10))/255,n);if(l=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(f))return i(l[4]),this.setRGB(Math.min(100,parseInt(l[1],10))/100,Math.min(100,parseInt(l[2],10))/100,Math.min(100,parseInt(l[3],10))/100,n);break;case"hsl":case"hsla":if(l=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(f))return i(l[4]),this.setHSL(parseFloat(l[1])/360,parseFloat(l[2])/100,parseFloat(l[3])/100,n);break;default:console.warn("THREE.Color: Unknown color model "+t)}}else if(o=/^\#([A-Fa-f\d]+)$/.exec(t)){const l=o[1],h=l.length;if(h===3)return this.setRGB(parseInt(l.charAt(0),16)/15,parseInt(l.charAt(1),16)/15,parseInt(l.charAt(2),16)/15,n);if(h===6)return this.setHex(parseInt(l,16),n);console.warn("THREE.Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,n);return this}setColorName(t,n=hr){const i=wT[t.toLowerCase()];return i!==void 0?this.setHex(i,n):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=fa(t.r),this.g=fa(t.g),this.b=fa(t.b),this}copyLinearToSRGB(t){return this.r=Oh(t.r),this.g=Oh(t.g),this.b=Oh(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=hr){return Qn.fromWorkingColorSpace(Ur.copy(this),t),Math.round(Bn(Ur.r*255,0,255))*65536+Math.round(Bn(Ur.g*255,0,255))*256+Math.round(Bn(Ur.b*255,0,255))}getHexString(t=hr){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,n=Qn.workingColorSpace){Qn.fromWorkingColorSpace(Ur.copy(this),n);const i=Ur.r,o=Ur.g,l=Ur.b,h=Math.max(i,o,l),f=Math.min(i,o,l);let g,_;const x=(f+h)/2;if(f===h)g=0,_=0;else{const b=h-f;switch(_=x<=.5?b/(h+f):b/(2-h-f),h){case i:g=(o-l)/b+(o0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(t!==void 0)for(const n in t){const i=t[n];if(i===void 0){console.warn(`THREE.Material: parameter '${n}' has value of undefined.`);continue}const o=this[n];if(o===void 0){console.warn(`THREE.Material: '${n}' is not a property of THREE.${this.type}.`);continue}o&&o.isColor?o.set(i):o&&o.isVector3&&i&&i.isVector3?o.copy(i):this[n]=i}}toJSON(t){const n=t===void 0||typeof t=="string";n&&(t={textures:{},images:{}});const i={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};i.uuid=this.uuid,i.type=this.type,this.name!==""&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),this.roughness!==void 0&&(i.roughness=this.roughness),this.metalness!==void 0&&(i.metalness=this.metalness),this.sheen!==void 0&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),this.emissiveIntensity!==void 0&&this.emissiveIntensity!==1&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(i.shininess=this.shininess),this.clearcoat!==void 0&&(i.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.dispersion!==void 0&&(i.dispersion=this.dispersion),this.iridescence!==void 0&&(i.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(i.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),this.anisotropy!==void 0&&(i.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,this.combine!==void 0&&(i.combine=this.combine)),this.envMapRotation!==void 0&&(i.envMapRotation=this.envMapRotation.toArray()),this.envMapIntensity!==void 0&&(i.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(i.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),this.transmission!==void 0&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),this.thickness!==void 0&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(i.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(i.size=this.size),this.shadowSide!==null&&(i.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(i.sizeAttenuation=this.sizeAttenuation),this.blending!==Uh&&(i.blending=this.blending),this.side!==ma&&(i.side=this.side),this.vertexColors===!0&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),this.transparent===!0&&(i.transparent=!0),this.blendSrc!==qv&&(i.blendSrc=this.blendSrc),this.blendDst!==Yv&&(i.blendDst=this.blendDst),this.blendEquation!==oc&&(i.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(i.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(i.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(i.blendAlpha=this.blendAlpha),this.depthFunc!==Gh&&(i.depthFunc=this.depthFunc),this.depthTest===!1&&(i.depthTest=this.depthTest),this.depthWrite===!1&&(i.depthWrite=this.depthWrite),this.colorWrite===!1&&(i.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(i.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==VS&&(i.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(i.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==hh&&(i.stencilFail=this.stencilFail),this.stencilZFail!==hh&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==hh&&(i.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(i.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(i.rotation=this.rotation),this.polygonOffset===!0&&(i.polygonOffset=!0),this.polygonOffsetFactor!==0&&(i.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(i.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(i.linewidth=this.linewidth),this.dashSize!==void 0&&(i.dashSize=this.dashSize),this.gapSize!==void 0&&(i.gapSize=this.gapSize),this.scale!==void 0&&(i.scale=this.scale),this.dithering===!0&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),this.alphaHash===!0&&(i.alphaHash=!0),this.alphaToCoverage===!0&&(i.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(i.premultipliedAlpha=!0),this.forceSinglePass===!0&&(i.forceSinglePass=!0),this.wireframe===!0&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(i.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(i.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(i.flatShading=!0),this.visible===!1&&(i.visible=!1),this.toneMapped===!1&&(i.toneMapped=!1),this.fog===!1&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData);function o(l){const h=[];for(const f in l){const g=l[f];delete g.metadata,h.push(g)}return h}if(n){const l=o(t.textures),h=o(t.images);l.length>0&&(i.textures=l),h.length>0&&(i.images=h)}return i}clone(){return new this.constructor().copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const n=t.clippingPlanes;let i=null;if(n!==null){const o=n.length;i=new Array(o);for(let l=0;l!==o;++l)i[l]=n[l].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){t===!0&&this.version++}onBuild(){console.warn("Material: onBuild() has been removed.")}}class lc extends uo{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Mn(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 fo,this.combine=lx,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const tr=new dt,Qp=new Xe;let a3=0;class $r{constructor(t,n,i=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:a3++}),this.name="",this.array=t,this.itemSize=n,this.count=t!==void 0?t.length/n:0,this.normalized=i,this.usage=P0,this.updateRanges=[],this.gpuType=ho,this.version=0}onUploadCallback(){}set needsUpdate(t){t===!0&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,n){this.updateRanges.push({start:t,count:n})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,n,i){t*=this.itemSize,i*=n.itemSize;for(let o=0,l=this.itemSize;on.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),n.needsUpdate=!0}return this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new ba);const t=this.attributes.position,n=this.morphAttributes.position;if(t&&t.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new dt(-1/0,-1/0,-1/0),new dt(1/0,1/0,1/0));return}if(t!==void 0){if(this.boundingBox.setFromBufferAttribute(t),n)for(let i=0,o=n.length;i0&&(t.userData=this.userData),this.parameters!==void 0){const g=this.parameters;for(const _ in g)g[_]!==void 0&&(t[_]=g[_]);return t}t.data={attributes:{}};const n=this.index;n!==null&&(t.data.index={type:n.array.constructor.name,array:Array.prototype.slice.call(n.array)});const i=this.attributes;for(const g in i){const _=i[g];t.data.attributes[g]=_.toJSON(t.data)}const o={};let l=!1;for(const g in this.morphAttributes){const _=this.morphAttributes[g],x=[];for(let b=0,M=_.length;b0&&(o[g]=x,l=!0)}l&&(t.data.morphAttributes=o,t.data.morphTargetsRelative=this.morphTargetsRelative);const h=this.groups;h.length>0&&(t.data.groups=JSON.parse(JSON.stringify(h)));const f=this.boundingSphere;return f!==null&&(t.data.boundingSphere={center:f.center.toArray(),radius:f.radius}),t}clone(){return new this.constructor().copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const n={};this.name=t.name;const i=t.index;i!==null&&this.setIndex(i.clone(n));const o=t.attributes;for(const _ in o){const x=o[_];this.setAttribute(_,x.clone(n))}const l=t.morphAttributes;for(const _ in l){const x=[],b=l[_];for(let M=0,w=b.length;M0){const o=n[i[0]];if(o!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let l=0,h=o.length;l(t.far-t.near)**2))&&(nw.copy(l).invert(),jl.copy(t.ray).applyMatrix4(nw),!(i.boundingBox!==null&&jl.intersectsBox(i.boundingBox)===!1)&&this._computeIntersections(t,n,jl)))}_computeIntersections(t,n,i){let o;const l=this.geometry,h=this.material,f=l.index,g=l.attributes.position,_=l.attributes.uv,x=l.attributes.uv1,b=l.attributes.normal,M=l.groups,w=l.drawRange;if(f!==null)if(Array.isArray(h))for(let P=0,L=M.length;Pn.far?null:{distance:_,point:sm.clone(),object:s}}function om(s,t,n,i,o,l,h,f,g,_){s.getVertexPosition(f,em),s.getVertexPosition(g,nm),s.getVertexPosition(_,im);const x=c3(s,t,n,i,em,nm,im,rw);if(x){const b=new dt;co.getBarycoord(rw,em,nm,im,b),o&&(x.uv=co.getInterpolatedAttribute(o,f,g,_,b,new Xe)),l&&(x.uv1=co.getInterpolatedAttribute(l,f,g,_,b,new Xe)),h&&(x.normal=co.getInterpolatedAttribute(h,f,g,_,b,new dt),x.normal.dot(i.direction)>0&&x.normal.multiplyScalar(-1));const M={a:f,b:g,c:_,normal:new dt,materialIndex:0};co.getNormal(em,nm,im,M.normal),x.face=M,x.barycoord=b}return x}class lu extends mo{constructor(t=1,n=1,i=1,o=1,l=1,h=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:n,depth:i,widthSegments:o,heightSegments:l,depthSegments:h};const f=this;o=Math.floor(o),l=Math.floor(l),h=Math.floor(h);const g=[],_=[],x=[],b=[];let M=0,w=0;P("z","y","x",-1,-1,i,n,t,h,l,0),P("z","y","x",1,-1,i,n,-t,h,l,1),P("x","z","y",1,1,t,i,n,o,h,2),P("x","z","y",1,-1,t,i,-n,o,h,3),P("x","y","z",1,-1,t,n,i,o,l,4),P("x","y","z",-1,-1,t,n,-i,o,l,5),this.setIndex(g),this.setAttribute("position",new Ro(_,3)),this.setAttribute("normal",new Ro(x,3)),this.setAttribute("uv",new Ro(b,2));function P(L,R,C,z,B,O,Z,tt,J,ot,G){const X=O/J,ht=Z/ot,bt=O/2,Mt=Z/2,Vt=tt/2,kt=J+1,Lt=ot+1;let Gt=0,Ct=0;const ve=new dt;for(let Ee=0;Ee0?1:-1,x.push(ve.x,ve.y,ve.z),b.push(fn/J),b.push(1-Ee/ot),Gt+=1}}for(let Ee=0;Ee0&&(n.defines=this.defines),n.vertexShader=this.vertexShader,n.fragmentShader=this.fragmentShader,n.lights=this.lights,n.clipping=this.clipping;const i={};for(const o in this.extensions)this.extensions[o]===!0&&(i[o]=!0);return Object.keys(i).length>0&&(n.extensions=i),n}}class CT extends Ii{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Dn,this.projectionMatrix=new Dn,this.projectionMatrixInverse=new Dn,this.coordinateSystem=ua}copy(t,n){return super.copy(t,n),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this.coordinateSystem=t.coordinateSystem,this}getWorldDirection(t){return super.getWorldDirection(t).negate()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,n){super.updateWorldMatrix(t,n),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}}const Wa=new dt,sw=new Xe,ow=new Xe;class qr extends CT{constructor(t=50,n=1,i=.1,o=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=i,this.far=o,this.focus=10,this.aspect=n,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,n){return super.copy(t,n),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=t.view===null?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const n=.5*this.getFilmHeight()/t;this.fov=jh*2*Math.atan(n),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(Ad*.5*this.fov);return .5*this.getFilmHeight()/t}getEffectiveFOV(){return jh*2*Math.atan(Math.tan(Ad*.5*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(t,n,i){Wa.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(Wa.x,Wa.y).multiplyScalar(-t/Wa.z),Wa.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),i.set(Wa.x,Wa.y).multiplyScalar(-t/Wa.z)}getViewSize(t,n){return this.getViewBounds(t,sw,ow),n.subVectors(ow,sw)}setViewOffset(t,n,i,o,l,h){this.aspect=t/n,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=t,this.view.fullHeight=n,this.view.offsetX=i,this.view.offsetY=o,this.view.width=l,this.view.height=h,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let n=t*Math.tan(Ad*.5*this.fov)/this.zoom,i=2*n,o=this.aspect*i,l=-.5*o;const h=this.view;if(this.view!==null&&this.view.enabled){const g=h.fullWidth,_=h.fullHeight;l+=h.offsetX*o/g,n-=h.offsetY*i/_,o*=h.width/g,i*=h.height/_}const f=this.filmOffset;f!==0&&(l+=t*f/this.getFilmWidth()),this.projectionMatrix.makePerspective(l,l+o,n,n-i,t,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const n=super.toJSON(t);return n.object.fov=this.fov,n.object.zoom=this.zoom,n.object.near=this.near,n.object.far=this.far,n.object.focus=this.focus,n.object.aspect=this.aspect,this.view!==null&&(n.object.view=Object.assign({},this.view)),n.object.filmGauge=this.filmGauge,n.object.filmOffset=this.filmOffset,n}}const bh=-90,Mh=1;class RT extends Ii{constructor(t,n,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const o=new qr(bh,Mh,t,n);o.layers=this.layers,this.add(o);const l=new qr(bh,Mh,t,n);l.layers=this.layers,this.add(l);const h=new qr(bh,Mh,t,n);h.layers=this.layers,this.add(h);const f=new qr(bh,Mh,t,n);f.layers=this.layers,this.add(f);const g=new qr(bh,Mh,t,n);g.layers=this.layers,this.add(g);const _=new qr(bh,Mh,t,n);_.layers=this.layers,this.add(_)}updateCoordinateSystem(){const t=this.coordinateSystem,n=this.children.concat(),[i,o,l,h,f,g]=n;for(const _ of n)this.remove(_);if(t===ua)i.up.set(0,1,0),i.lookAt(1,0,0),o.up.set(0,1,0),o.lookAt(-1,0,0),l.up.set(0,0,-1),l.lookAt(0,1,0),h.up.set(0,0,1),h.lookAt(0,-1,0),f.up.set(0,1,0),f.lookAt(0,0,1),g.up.set(0,1,0),g.lookAt(0,0,-1);else if(t===Vm)i.up.set(0,-1,0),i.lookAt(-1,0,0),o.up.set(0,-1,0),o.lookAt(1,0,0),l.up.set(0,0,1),l.lookAt(0,1,0),h.up.set(0,0,-1),h.lookAt(0,-1,0),f.up.set(0,-1,0),f.lookAt(0,0,1),g.up.set(0,-1,0),g.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);for(const _ of n)this.add(_),_.updateMatrixWorld()}update(t,n){this.parent===null&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:o}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[l,h,f,g,_,x]=this.children,b=t.getRenderTarget(),M=t.getActiveCubeFace(),w=t.getActiveMipmapLevel(),P=t.xr.enabled;t.xr.enabled=!1;const L=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,t.setRenderTarget(i,0,o),t.render(n,l),t.setRenderTarget(i,1,o),t.render(n,h),t.setRenderTarget(i,2,o),t.render(n,f),t.setRenderTarget(i,3,o),t.render(n,g),t.setRenderTarget(i,4,o),t.render(n,_),i.texture.generateMipmaps=L,t.setRenderTarget(i,5,o),t.render(n,x),t.setRenderTarget(b,M,w),t.xr.enabled=P,i.texture.needsPMREMUpdate=!0}}class PT extends xr{constructor(t,n,i,o,l,h,f,g,_,x){t=t!==void 0?t:[],n=n!==void 0?n:Wh,super(t,n,i,o,l,h,f,g,_,x),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class LT extends cl{constructor(t=1,n={}){super(t,t,n),this.isWebGLCubeRenderTarget=!0;const i={width:t,height:t,depth:1},o=[i,i,i,i,i,i];this.texture=new PT(o,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=n.generateMipmaps!==void 0?n.generateMipmaps:!1,this.texture.minFilter=n.minFilter!==void 0?n.minFilter:Kr}fromEquirectangularTexture(t,n){this.texture.type=n.type,this.texture.colorSpace=n.colorSpace,this.texture.generateMipmaps=n.generateMipmaps,this.texture.minFilter=n.minFilter,this.texture.magFilter=n.magFilter;const i={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 #include } `,fragmentShader:` uniform sampler2D tEquirect; varying vec3 vWorldDirection; #include void main() { vec3 direction = normalize( vWorldDirection ); vec2 sampleUV = equirectUv( direction ); gl_FragColor = texture2D( tEquirect, sampleUV ); } `},o=new lu(5,5,5),l=new po({name:"CubemapFromEquirect",uniforms:$h(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:us,blending:rl});l.uniforms.tEquirect.value=n;const h=new wr(o,l),f=n.minFilter;return n.minFilter===To&&(n.minFilter=Kr),new RT(1,10,this).update(t,h),n.minFilter=f,h.geometry.dispose(),h.material.dispose(),this}clear(t,n,i,o){const l=t.getRenderTarget();for(let h=0;h<6;h++)t.setRenderTarget(this,h),t.clear(n,i,o);t.setRenderTarget(l)}}class cc extends Ii{constructor(){super(),this.isGroup=!0,this.type="Group"}}const p3={type:"move"};class cv{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new cc,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 cc,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new dt,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new dt),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new cc,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new dt,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new dt),this._grip}dispatchEvent(t){return this._targetRay!==null&&this._targetRay.dispatchEvent(t),this._grip!==null&&this._grip.dispatchEvent(t),this._hand!==null&&this._hand.dispatchEvent(t),this}connect(t){if(t&&t.hand){const n=this._hand;if(n)for(const i of t.hand.values())this._getHandJoint(n,i)}return this.dispatchEvent({type:"connected",data:t}),this}disconnect(t){return this.dispatchEvent({type:"disconnected",data:t}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(t,n,i){let o=null,l=null,h=null;const f=this._targetRay,g=this._grip,_=this._hand;if(t&&n.session.visibilityState!=="visible-blurred"){if(_&&t.hand){h=!0;for(const L of t.hand.values()){const R=n.getJointPose(L,i),C=this._getHandJoint(_,L);R!==null&&(C.matrix.fromArray(R.transform.matrix),C.matrix.decompose(C.position,C.rotation,C.scale),C.matrixWorldNeedsUpdate=!0,C.jointRadius=R.radius),C.visible=R!==null}const x=_.joints["index-finger-tip"],b=_.joints["thumb-tip"],M=x.position.distanceTo(b.position),w=.02,P=.005;_.inputState.pinching&&M>w+P?(_.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!_.inputState.pinching&&M<=w-P&&(_.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else g!==null&&t.gripSpace&&(l=n.getPose(t.gripSpace,i),l!==null&&(g.matrix.fromArray(l.transform.matrix),g.matrix.decompose(g.position,g.rotation,g.scale),g.matrixWorldNeedsUpdate=!0,l.linearVelocity?(g.hasLinearVelocity=!0,g.linearVelocity.copy(l.linearVelocity)):g.hasLinearVelocity=!1,l.angularVelocity?(g.hasAngularVelocity=!0,g.angularVelocity.copy(l.angularVelocity)):g.hasAngularVelocity=!1));f!==null&&(o=n.getPose(t.targetRaySpace,i),o===null&&l!==null&&(o=l),o!==null&&(f.matrix.fromArray(o.transform.matrix),f.matrix.decompose(f.position,f.rotation,f.scale),f.matrixWorldNeedsUpdate=!0,o.linearVelocity?(f.hasLinearVelocity=!0,f.linearVelocity.copy(o.linearVelocity)):f.hasLinearVelocity=!1,o.angularVelocity?(f.hasAngularVelocity=!0,f.angularVelocity.copy(o.angularVelocity)):f.hasAngularVelocity=!1,this.dispatchEvent(p3)))}return f!==null&&(f.visible=o!==null),g!==null&&(g.visible=l!==null),_!==null&&(_.visible=h!==null),this}_getHandJoint(t,n){if(t.joints[n.jointName]===void 0){const i=new cc;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[n.jointName]=i,t.add(i)}return t.joints[n.jointName]}}class m3 extends Ii{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 fo,this.environmentIntensity=1,this.environmentRotation=new fo,this.overrideMaterial=null,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,n){return super.copy(t,n),t.background!==null&&(this.background=t.background.clone()),t.environment!==null&&(this.environment=t.environment.clone()),t.fog!==null&&(this.fog=t.fog.clone()),this.backgroundBlurriness=t.backgroundBlurriness,this.backgroundIntensity=t.backgroundIntensity,this.backgroundRotation.copy(t.backgroundRotation),this.environmentIntensity=t.environmentIntensity,this.environmentRotation.copy(t.environmentRotation),t.overrideMaterial!==null&&(this.overrideMaterial=t.overrideMaterial.clone()),this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const n=super.toJSON(t);return this.fog!==null&&(n.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(n.object.backgroundBlurriness=this.backgroundBlurriness),this.backgroundIntensity!==1&&(n.object.backgroundIntensity=this.backgroundIntensity),n.object.backgroundRotation=this.backgroundRotation.toArray(),this.environmentIntensity!==1&&(n.object.environmentIntensity=this.environmentIntensity),n.object.environmentRotation=this.environmentRotation.toArray(),n}}class g3{constructor(t,n){this.isInterleavedBuffer=!0,this.array=t,this.stride=n,this.count=t!==void 0?t.length/n:0,this.usage=P0,this.updateRanges=[],this.version=0,this.uuid=Xs()}onUploadCallback(){}set needsUpdate(t){t===!0&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,n){this.updateRanges.push({start:t,count:n})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,n,i){t*=this.stride,i*=n.stride;for(let o=0,l=this.stride;o1?null:n.copy(t.start).addScaledVector(i,l)}intersectsLine(t){const n=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return n<0&&i>0||i<0&&n>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,n){const i=n||S3.getNormalMatrix(t),o=this.coplanarPoint(dv).applyMatrix4(t),l=this.normal.applyMatrix3(i).normalize();return this.constant=-o.dot(l),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return new this.constructor().copy(this)}}const $l=new Oo,cm=new dt;class bx{constructor(t=new $a,n=new $a,i=new $a,o=new $a,l=new $a,h=new $a){this.planes=[t,n,i,o,l,h]}set(t,n,i,o,l,h){const f=this.planes;return f[0].copy(t),f[1].copy(n),f[2].copy(i),f[3].copy(o),f[4].copy(l),f[5].copy(h),this}copy(t){const n=this.planes;for(let i=0;i<6;i++)n[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t,n=ua){const i=this.planes,o=t.elements,l=o[0],h=o[1],f=o[2],g=o[3],_=o[4],x=o[5],b=o[6],M=o[7],w=o[8],P=o[9],L=o[10],R=o[11],C=o[12],z=o[13],B=o[14],O=o[15];if(i[0].setComponents(g-l,M-_,R-w,O-C).normalize(),i[1].setComponents(g+l,M+_,R+w,O+C).normalize(),i[2].setComponents(g+h,M+x,R+P,O+z).normalize(),i[3].setComponents(g-h,M-x,R-P,O-z).normalize(),i[4].setComponents(g-f,M-b,R-L,O-B).normalize(),n===ua)i[5].setComponents(g+f,M+b,R+L,O+B).normalize();else if(n===Vm)i[5].setComponents(f,b,L,B).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+n);return this}intersectsObject(t){if(t.boundingSphere!==void 0)t.boundingSphere===null&&t.computeBoundingSphere(),$l.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const n=t.geometry;n.boundingSphere===null&&n.computeBoundingSphere(),$l.copy(n.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere($l)}intersectsSprite(t){return $l.center.set(0,0,0),$l.radius=.7071067811865476,$l.applyMatrix4(t.matrixWorld),this.intersectsSphere($l)}intersectsSphere(t){const n=this.planes,i=t.center,o=-t.radius;for(let l=0;l<6;l++)if(n[l].distanceToPoint(i)0?t.max.x:t.min.x,cm.y=o.normal.y>0?t.max.y:t.min.y,cm.z=o.normal.z>0?t.max.z:t.min.z,o.distanceToPoint(cm)<0)return!1}return!0}containsPoint(t){const n=this.planes;for(let i=0;i<6;i++)if(n[i].distanceToPoint(t)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}class Mx extends uo{constructor(t){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Mn(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.fog=t.fog,this}}const Hm=new dt,Gm=new dt,mw=new Dn,hd=new nf,hm=new Oo,fv=new dt,gw=new dt;class Sx extends Ii{constructor(t=new mo,n=new Mx){super(),this.isLine=!0,this.type="Line",this.geometry=t,this.material=n,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(t,n){return super.copy(t,n),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}computeLineDistances(){const t=this.geometry;if(t.index===null){const n=t.attributes.position,i=[0];for(let o=1,l=n.count;o0){const o=n[i[0]];if(o!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let l=0,h=o.length;li)return;fv.applyMatrix4(s.matrixWorld);const _=t.ray.origin.distanceTo(fv);if(!(_t.far))return{distance:_,point:gw.clone().applyMatrix4(s.matrixWorld),index:h,face:null,faceIndex:null,barycoord:null,object:s}}const _w=new dt,vw=new dt;class UT extends Sx{constructor(t,n){super(t,n),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(t.index===null){const n=t.attributes.position,i=[];for(let o=0,l=n.count;o0){const o=n[i[0]];if(o!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let l=0,h=o.length;lo.far)return;l.push({distance:_,distanceToRay:Math.sqrt(f),point:g,index:t,face:null,faceIndex:null,barycoord:null,object:h})}}class OT extends xr{constructor(t,n,i,o,l,h,f,g,_,x=Nh){if(x!==Nh&&x!==Kh)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");i===void 0&&x===Nh&&(i=gc),i===void 0&&x===Kh&&(i=Yh),super(null,o,l,h,f,g,x,i,_),this.isDepthTexture=!0,this.image={width:t,height:n},this.magFilter=f!==void 0?f:jr,this.minFilter=g!==void 0?g:jr,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new vx(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const n=super.toJSON(t);return this.compareFunction!==null&&(n.compareFunction=this.compareFunction),n}}class Fo{constructor(){this.type="Curve",this.arcLengthDivisions=200,this.needsUpdate=!1,this.cacheArcLengths=null}getPoint(){console.warn("THREE.Curve: .getPoint() not implemented.")}getPointAt(t,n){const i=this.getUtoTmapping(t);return this.getPoint(i,n)}getPoints(t=5){const n=[];for(let i=0;i<=t;i++)n.push(this.getPoint(i/t));return n}getSpacedPoints(t=5){const n=[];for(let i=0;i<=t;i++)n.push(this.getPointAt(i/t));return n}getLength(){const t=this.getLengths();return t[t.length-1]}getLengths(t=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const n=[];let i,o=this.getPoint(0),l=0;n.push(0);for(let h=1;h<=t;h++)i=this.getPoint(h/t),l+=i.distanceTo(o),n.push(l),o=i;return this.cacheArcLengths=n,n}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(t,n=null){const i=this.getLengths();let o=0;const l=i.length;let h;n?h=n:h=t*i[l-1];let f=0,g=l-1,_;for(;f<=g;)if(o=Math.floor(f+(g-f)/2),_=i[o]-h,_<0)f=o+1;else if(_>0)g=o-1;else{g=o;break}if(o=g,i[o]===h)return o/(l-1);const x=i[o],M=i[o+1]-x,w=(h-x)/M;return(o+w)/(l-1)}getTangent(t,n){let o=t-1e-4,l=t+1e-4;o<0&&(o=0),l>1&&(l=1);const h=this.getPoint(o),f=this.getPoint(l),g=n||(h.isVector2?new Xe:new dt);return g.copy(f).sub(h).normalize(),g}getTangentAt(t,n){const i=this.getUtoTmapping(t);return this.getTangent(i,n)}computeFrenetFrames(t,n=!1){const i=new dt,o=[],l=[],h=[],f=new dt,g=new Dn;for(let w=0;w<=t;w++){const P=w/t;o[w]=this.getTangentAt(P,new dt)}l[0]=new dt,h[0]=new dt;let _=Number.MAX_VALUE;const x=Math.abs(o[0].x),b=Math.abs(o[0].y),M=Math.abs(o[0].z);x<=_&&(_=x,i.set(1,0,0)),b<=_&&(_=b,i.set(0,1,0)),M<=_&&i.set(0,0,1),f.crossVectors(o[0],i).normalize(),l[0].crossVectors(o[0],f),h[0].crossVectors(o[0],l[0]);for(let w=1;w<=t;w++){if(l[w]=l[w-1].clone(),h[w]=h[w-1].clone(),f.crossVectors(o[w-1],o[w]),f.length()>Number.EPSILON){f.normalize();const P=Math.acos(Bn(o[w-1].dot(o[w]),-1,1));l[w].applyMatrix4(g.makeRotationAxis(f,P))}h[w].crossVectors(o[w],l[w])}if(n===!0){let w=Math.acos(Bn(l[0].dot(l[t]),-1,1));w/=t,o[0].dot(f.crossVectors(l[0],l[t]))>0&&(w=-w);for(let P=1;P<=t;P++)l[P].applyMatrix4(g.makeRotationAxis(o[P],w*P)),h[P].crossVectors(o[P],l[P])}return{tangents:o,normals:l,binormals:h}}clone(){return new this.constructor().copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class wx extends Fo{constructor(t=0,n=0,i=1,o=1,l=0,h=Math.PI*2,f=!1,g=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=n,this.xRadius=i,this.yRadius=o,this.aStartAngle=l,this.aEndAngle=h,this.aClockwise=f,this.aRotation=g}getPoint(t,n=new Xe){const i=n,o=Math.PI*2;let l=this.aEndAngle-this.aStartAngle;const h=Math.abs(l)o;)l-=o;l0?0:(Math.floor(Math.abs(f)/l)+1)*l:g===0&&f===l-1&&(f=l-2,g=1);let _,x;this.closed||f>0?_=o[(f-1)%l]:(pm.subVectors(o[0],o[1]).add(o[0]),_=pm);const b=o[f%l],M=o[(f+1)%l];if(this.closed||f+2o.length-2?o.length-1:h+1],b=o[h>o.length-3?o.length-1:h+2];return i.set(bw(f,g.x,_.x,x.x,b.x),bw(f,g.y,_.y,x.y,b.y)),i}copy(t){super.copy(t),this.points=[];for(let n=0,i=t.points.length;n=i){const h=o[l]-i,f=this.curves[l],g=f.getLength(),_=g===0?0:1-h/g;return f.getPointAt(_,n)}l++}return null}getLength(){const t=this.getCurveLengths();return t[t.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const t=[];let n=0;for(let i=0,o=this.curves.length;i1&&!n[n.length-1].equals(n[0])&&n.push(n[0]),n}copy(t){super.copy(t),this.curves=[];for(let n=0,i=t.curves.length;n0){const b=_.getPoint(0);b.equals(this.currentPoint)||this.lineTo(b.x,b.y)}this.curves.push(_);const x=_.getPoint(1);return this.currentPoint.copy(x),this}copy(t){return super.copy(t),this.currentPoint.copy(t.currentPoint),this}toJSON(){const t=super.toJSON();return t.currentPoint=this.currentPoint.toArray(),t}fromJSON(t){return super.fromJSON(t),this.currentPoint.fromArray(t.currentPoint),this}}class _v extends D0{constructor(t){super(t),this.uuid=Xs(),this.type="Shape",this.holes=[]}getPointsHoles(t){const n=[];for(let i=0,o=this.holes.length;i80*i){g=x=t[0],_=b=t[1];for(let L=i;Lx&&(x=M),w>b&&(b=w);P=Math.max(x-g,b-_),P=P!==0?32767/P:0}return zd(h,f,i,g,_,P,0),f}}function VT(s,t,n,i,o){let l,h;if(o===eO(s,t,n,i)>0)for(l=t;l=t;l-=i)h=Sw(l,s[l],s[l+1],h);return h&&ig(h,h.next)&&(Hd(h),h=h.next),h}function vc(s,t){if(!s)return s;t||(t=s);let n=s,i;do if(i=!1,!n.steiner&&(ig(n,n.next)||Fi(n.prev,n,n.next)===0)){if(Hd(n),n=t=n.prev,n===n.next)break;i=!0}else n=n.next;while(i||n!==t);return t}function zd(s,t,n,i,o,l,h){if(!s)return;!h&&l&&j3(s,i,o,l);let f=s,g,_;for(;s.prev!==s.next;){if(g=s.prev,_=s.next,l?V3(s,i,o,l):z3(s)){t.push(g.i/n|0),t.push(s.i/n|0),t.push(_.i/n|0),Hd(s),s=_.next,f=_.next;continue}if(s=_,s===f){h?h===1?(s=H3(vc(s),t,n),zd(s,t,n,i,o,l,2)):h===2&&G3(s,t,n,i,o,l):zd(vc(s),t,n,i,o,l,1);break}}}function z3(s){const t=s.prev,n=s,i=s.next;if(Fi(t,n,i)>=0)return!1;const o=t.x,l=n.x,h=i.x,f=t.y,g=n.y,_=i.y,x=ol?o>h?o:h:l>h?l:h,w=f>g?f>_?f:_:g>_?g:_;let 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i?(o.next=i.next,o.prev=i,i.next.prev=o,i.next=o):(o.prev=o,o.next=o),o}function Hd(s){s.next.prev=s.prev,s.prev.next=s.next,s.prevZ&&(s.prevZ.nextZ=s.nextZ),s.nextZ&&(s.nextZ.prevZ=s.prevZ)}function N0(s,t,n){this.i=s,this.x=t,this.y=n,this.prev=null,this.next=null,this.z=0,this.prevZ=null,this.nextZ=null,this.steiner=!1}function eO(s,t,n,i){let o=0;for(let l=t,h=n-i;l2&&s[t-1].equals(s[0])&&s.pop()}function Ew(s,t){for(let n=0;n0!=t>0&&this.version++,this._anisotropy=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get dispersion(){return this._dispersion}set dispersion(t){this._dispersion>0!=t>0&&this.version++,this._dispersion=t}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.dispersion=t.dispersion,this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}class Tw extends uo{constructor(t){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Mn(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Mn(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=gx,this.normalScale=new Xe(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new fo,this.combine=lx,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class iO extends uo{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=_N,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class rO extends uo{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}function _m(s,t,n){return!s||!n&&s.constructor===t?s:typeof t.BYTES_PER_ELEMENT=="number"?new t(s):Array.prototype.slice.call(s)}function sO(s){return ArrayBuffer.isView(s)&&!(s instanceof DataView)}function oO(s){function t(o,l){return s[o]-s[l]}const n=s.length,i=new Array(n);for(let o=0;o!==n;++o)i[o]=o;return i.sort(t),i}function Aw(s,t,n){const i=s.length,o=new s.constructor(i);for(let l=0,h=0;h!==i;++l){const f=n[l]*t;for(let g=0;g!==t;++g)o[h++]=s[f+g]}return o}function WT(s,t,n,i){let o=1,l=s[0];for(;l!==void 0&&l[i]===void 0;)l=s[o++];if(l===void 0)return;let h=l[i];if(h!==void 0)if(Array.isArray(h))do h=l[i],h!==void 0&&(t.push(l.time),n.push(...h)),l=s[o++];while(l!==void 0);else if(h.toArray!==void 0)do h=l[i],h!==void 0&&(t.push(l.time),h.toArray(n,n.length)),l=s[o++];while(l!==void 0);else do h=l[i],h!==void 0&&(t.push(l.time),n.push(h)),l=s[o++];while(l!==void 0)}class rf{constructor(t,n,i,o){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=o!==void 0?o:new n.constructor(i),this.sampleValues=n,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}evaluate(t){const n=this.parameterPositions;let i=this._cachedIndex,o=n[i],l=n[i-1];n:{t:{let h;e:{i:if(!(t=l)){const f=n[1];t=l)break t}h=i,i=0;break e}break n}for(;i>>1;tn;)--h;if(++h,l!==0||h!==o){l>=h&&(h=Math.max(h,1),l=h-1);const f=this.getValueSize();this.times=i.slice(l,h),this.values=this.values.slice(l*f,h*f)}return this}validate(){let t=!0;const n=this.getValueSize();n-Math.floor(n)!==0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,o=this.values,l=i.length;l===0&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let h=null;for(let f=0;f!==l;f++){const g=i[f];if(typeof g=="number"&&isNaN(g)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,f,g),t=!1;break}if(h!==null&&h>g){console.error("THREE.KeyframeTrack: Out of order keys.",this,f,g,h),t=!1;break}h=g}if(o!==void 0&&sO(o))for(let f=0,g=o.length;f!==g;++f){const _=o[f];if(isNaN(_)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,f,_),t=!1;break}}return t}optimize(){const t=this.times.slice(),n=this.values.slice(),i=this.getValueSize(),o=this.getInterpolation()===G_,l=t.length-1;let h=1;for(let f=1;f0){t[h]=t[l];for(let f=l*i,g=h*i,_=0;_!==i;++_)n[g+_]=n[f+_];++h}return h!==t.length?(this.times=t.slice(0,h),this.values=n.slice(0,h*i)):(this.times=t,this.values=n),this}clone(){const t=this.times.slice(),n=this.values.slice(),i=this.constructor,o=new i(this.name,t,n);return o.createInterpolant=this.createInterpolant,o}}ko.prototype.TimeBufferType=Float32Array;ko.prototype.ValueBufferType=Float32Array;ko.prototype.DefaultInterpolation=Bd;class cu extends ko{constructor(t,n,i){super(t,n,i)}}cu.prototype.ValueTypeName="bool";cu.prototype.ValueBufferType=Array;cu.prototype.DefaultInterpolation=Fd;cu.prototype.InterpolantFactoryMethodLinear=void 0;cu.prototype.InterpolantFactoryMethodSmooth=void 0;class XT extends ko{}XT.prototype.ValueTypeName="color";class Jh extends ko{}Jh.prototype.ValueTypeName="number";class hO extends rf{constructor(t,n,i,o){super(t,n,i,o)}interpolate_(t,n,i,o){const l=this.resultBuffer,h=this.sampleValues,f=this.valueSize,g=(i-n)/(o-n);let _=t*f;for(let x=_+f;_!==x;_+=4)Io.slerpFlat(l,0,h,_-f,h,_,g);return l}}class Qh extends ko{InterpolantFactoryMethodLinear(t){return new hO(this.times,this.values,this.getValueSize(),t)}}Qh.prototype.ValueTypeName="quaternion";Qh.prototype.InterpolantFactoryMethodSmooth=void 0;class hu extends ko{constructor(t,n,i){super(t,n,i)}}hu.prototype.ValueTypeName="string";hu.prototype.ValueBufferType=Array;hu.prototype.DefaultInterpolation=Fd;hu.prototype.InterpolantFactoryMethodLinear=void 0;hu.prototype.InterpolantFactoryMethodSmooth=void 0;class tu extends ko{}tu.prototype.ValueTypeName="vector";class uO{constructor(t="",n=-1,i=[],o=mN){this.name=t,this.tracks=i,this.duration=n,this.blendMode=o,this.uuid=Xs(),this.duration<0&&this.resetDuration()}static parse(t){const n=[],i=t.tracks,o=1/(t.fps||1);for(let h=0,f=i.length;h!==f;++h)n.push(fO(i[h]).scale(o));const l=new this(t.name,t.duration,n,t.blendMode);return l.uuid=t.uuid,l}static toJSON(t){const n=[],i=t.tracks,o={name:t.name,duration:t.duration,tracks:n,uuid:t.uuid,blendMode:t.blendMode};for(let l=0,h=i.length;l!==h;++l)n.push(ko.toJSON(i[l]));return o}static CreateFromMorphTargetSequence(t,n,i,o){const l=n.length,h=[];for(let f=0;f1){const b=x[1];let M=o[b];M||(o[b]=M=[]),M.push(_)}}const h=[];for(const f in o)h.push(this.CreateFromMorphTargetSequence(f,o[f],n,i));return h}static parseAnimation(t,n){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const i=function(b,M,w,P,L){if(w.length!==0){const R=[],C=[];WT(w,R,C,P),R.length!==0&&L.push(new b(M,R,C))}},o=[],l=t.name||"default",h=t.fps||30,f=t.blendMode;let g=t.length||-1;const _=t.hierarchy||[];for(let b=0;b<_.length;b++){const M=_[b].keys;if(!(!M||M.length===0))if(M[0].morphTargets){const w={};let P;for(P=0;P{n&&n(l),this.manager.itemEnd(t)},0),l;if(sa[t]!==void 0){sa[t].push({onLoad:n,onProgress:i,onError:o});return}sa[t]=[],sa[t].push({onLoad:n,onProgress:i,onError:o});const h=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),f=this.mimeType,g=this.responseType;fetch(h).then(_=>{if(_.status===200||_.status===0){if(_.status===0&&console.warn("THREE.FileLoader: HTTP Status 0 received."),typeof ReadableStream>"u"||_.body===void 0||_.body.getReader===void 0)return _;const x=sa[t],b=_.body.getReader(),M=_.headers.get("X-File-Size")||_.headers.get("Content-Length"),w=M?parseInt(M):0,P=w!==0;let L=0;const R=new ReadableStream({start(C){z();function z(){b.read().then(({done:B,value:O})=>{if(B)C.close();else{L+=O.byteLength;const Z=new ProgressEvent("progress",{lengthComputable:P,loaded:L,total:w});for(let tt=0,J=x.length;tt{C.error(B)})}}});return new Response(R)}else throw new gO(`fetch for "${_.url}" responded with ${_.status}: ${_.statusText}`,_)}).then(_=>{switch(g){case"arraybuffer":return _.arrayBuffer();case"blob":return _.blob();case"document":return _.text().then(x=>new DOMParser().parseFromString(x,f));case"json":return _.json();default:if(f===void 0)return _.text();{const b=/charset="?([^;"\s]*)"?/i.exec(f),M=b&&b[1]?b[1].toLowerCase():void 0,w=new TextDecoder(M);return _.arrayBuffer().then(P=>w.decode(P))}}}).then(_=>{Qa.add(t,_);const x=sa[t];delete sa[t];for(let b=0,M=x.length;b{const x=sa[t];if(x===void 0)throw this.manager.itemError(t),_;delete sa[t];for(let b=0,M=x.length;b{this.manager.itemEnd(t)}),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}}class _O extends wc{constructor(t){super(t)}load(t,n,i,o){this.path!==void 0&&(t=this.path+t),t=this.manager.resolveURL(t);const l=this,h=Qa.get(t);if(h!==void 0)return l.manager.itemStart(t),setTimeout(function(){n&&n(h),l.manager.itemEnd(t)},0),h;const f=kd("img");function g(){x(),Qa.add(t,this),n&&n(this),l.manager.itemEnd(t)}function _(b){x(),o&&o(b),l.manager.itemError(t),l.manager.itemEnd(t)}function x(){f.removeEventListener("load",g,!1),f.removeEventListener("error",_,!1)}return f.addEventListener("load",g,!1),f.addEventListener("error",_,!1),t.slice(0,5)!=="data:"&&this.crossOrigin!==void 0&&(f.crossOrigin=this.crossOrigin),l.manager.itemStart(t),f.src=t,f}}class Rx extends wc{constructor(t){super(t)}load(t,n,i,o){const l=new xr,h=new _O(this.manager);return h.setCrossOrigin(this.crossOrigin),h.setPath(this.path),h.load(t,function(f){l.image=f,l.needsUpdate=!0,n!==void 0&&n(l)},i,o),l}}class rg extends Ii{constructor(t,n=1){super(),this.isLight=!0,this.type="Light",this.color=new Mn(t),this.intensity=n}dispose(){}copy(t,n){return super.copy(t,n),this.color.copy(t.color),this.intensity=t.intensity,this}toJSON(t){const n=super.toJSON(t);return n.object.color=this.color.getHex(),n.object.intensity=this.intensity,this.groundColor!==void 0&&(n.object.groundColor=this.groundColor.getHex()),this.distance!==void 0&&(n.object.distance=this.distance),this.angle!==void 0&&(n.object.angle=this.angle),this.decay!==void 0&&(n.object.decay=this.decay),this.penumbra!==void 0&&(n.object.penumbra=this.penumbra),this.shadow!==void 0&&(n.object.shadow=this.shadow.toJSON()),this.target!==void 0&&(n.object.target=this.target.uuid),n}}const vv=new Dn,Cw=new dt,Rw=new dt;class Px{constructor(t){this.camera=t,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new Xe(512,512),this.map=null,this.mapPass=null,this.matrix=new Dn,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new bx,this._frameExtents=new Xe(1,1),this._viewportCount=1,this._viewports=[new hi(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(t){const n=this.camera,i=this.matrix;Cw.setFromMatrixPosition(t.matrixWorld),n.position.copy(Cw),Rw.setFromMatrixPosition(t.target.matrixWorld),n.lookAt(Rw),n.updateMatrixWorld(),vv.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(vv),i.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),i.multiply(vv)}getViewport(t){return this._viewports[t]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(t){return this.camera=t.camera.clone(),this.intensity=t.intensity,this.bias=t.bias,this.radius=t.radius,this.mapSize.copy(t.mapSize),this}clone(){return new this.constructor().copy(this)}toJSON(){const t={};return this.intensity!==1&&(t.intensity=this.intensity),this.bias!==0&&(t.bias=this.bias),this.normalBias!==0&&(t.normalBias=this.normalBias),this.radius!==1&&(t.radius=this.radius),(this.mapSize.x!==512||this.mapSize.y!==512)&&(t.mapSize=this.mapSize.toArray()),t.camera=this.camera.toJSON(!1).object,delete t.camera.matrix,t}}class vO extends Px{constructor(){super(new qr(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(t){const n=this.camera,i=jh*2*t.angle*this.focus,o=this.mapSize.width/this.mapSize.height,l=t.distance||n.far;(i!==n.fov||o!==n.aspect||l!==n.far)&&(n.fov=i,n.aspect=o,n.far=l,n.updateProjectionMatrix()),super.updateMatrices(t)}copy(t){return super.copy(t),this.focus=t.focus,this}}class qT extends rg{constructor(t,n,i=0,o=Math.PI/3,l=0,h=2){super(t,n),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(Ii.DEFAULT_UP),this.updateMatrix(),this.target=new Ii,this.distance=i,this.angle=o,this.penumbra=l,this.decay=h,this.map=null,this.shadow=new vO}get power(){return this.intensity*Math.PI}set power(t){this.intensity=t/Math.PI}dispose(){this.shadow.dispose()}copy(t,n){return super.copy(t,n),this.distance=t.distance,this.angle=t.angle,this.penumbra=t.penumbra,this.decay=t.decay,this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}const Pw=new Dn,ud=new dt,xv=new dt;class xO extends Px{constructor(){super(new qr(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new Xe(4,2),this._viewportCount=6,this._viewports=[new hi(2,1,1,1),new hi(0,1,1,1),new hi(3,1,1,1),new hi(1,1,1,1),new hi(3,0,1,1),new hi(1,0,1,1)],this._cubeDirections=[new dt(1,0,0),new dt(-1,0,0),new dt(0,0,1),new dt(0,0,-1),new dt(0,1,0),new dt(0,-1,0)],this._cubeUps=[new dt(0,1,0),new dt(0,1,0),new dt(0,1,0),new dt(0,1,0),new dt(0,0,1),new dt(0,0,-1)]}updateMatrices(t,n=0){const i=this.camera,o=this.matrix,l=t.distance||i.far;l!==i.far&&(i.far=l,i.updateProjectionMatrix()),ud.setFromMatrixPosition(t.matrixWorld),i.position.copy(ud),xv.copy(i.position),xv.add(this._cubeDirections[n]),i.up.copy(this._cubeUps[n]),i.lookAt(xv),i.updateMatrixWorld(),o.makeTranslation(-ud.x,-ud.y,-ud.z),Pw.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Pw)}}class yO extends rg{constructor(t,n,i=0,o=2){super(t,n),this.isPointLight=!0,this.type="PointLight",this.distance=i,this.decay=o,this.shadow=new xO}get power(){return this.intensity*4*Math.PI}set power(t){this.intensity=t/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(t,n){return super.copy(t,n),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}}class Lx extends CT{constructor(t=-1,n=1,i=1,o=-1,l=.1,h=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=n,this.top=i,this.bottom=o,this.near=l,this.far=h,this.updateProjectionMatrix()}copy(t,n){return super.copy(t,n),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=t.view===null?null:Object.assign({},t.view),this}setViewOffset(t,n,i,o,l,h){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=t,this.view.fullHeight=n,this.view.offsetX=i,this.view.offsetY=o,this.view.width=l,this.view.height=h,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=(this.right-this.left)/(2*this.zoom),n=(this.top-this.bottom)/(2*this.zoom),i=(this.right+this.left)/2,o=(this.top+this.bottom)/2;let l=i-t,h=i+t,f=o+n,g=o-n;if(this.view!==null&&this.view.enabled){const _=(this.right-this.left)/this.view.fullWidth/this.zoom,x=(this.top-this.bottom)/this.view.fullHeight/this.zoom;l+=_*this.view.offsetX,h=l+_*this.view.width,f-=x*this.view.offsetY,g=f-x*this.view.height}this.projectionMatrix.makeOrthographic(l,h,f,g,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const n=super.toJSON(t);return n.object.zoom=this.zoom,n.object.left=this.left,n.object.right=this.right,n.object.top=this.top,n.object.bottom=this.bottom,n.object.near=this.near,n.object.far=this.far,this.view!==null&&(n.object.view=Object.assign({},this.view)),n}}class bO extends Px{constructor(){super(new Lx(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class YT extends rg{constructor(t,n){super(t,n),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(Ii.DEFAULT_UP),this.updateMatrix(),this.target=new Ii,this.shadow=new bO}dispose(){this.shadow.dispose()}copy(t){return super.copy(t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}}class MO extends rg{constructor(t,n){super(t,n),this.isAmbientLight=!0,this.type="AmbientLight"}}class Ld{static decodeText(t){if(console.warn("THREE.LoaderUtils: decodeText() has been deprecated with r165 and will be removed with r175. Use TextDecoder instead."),typeof TextDecoder<"u")return new TextDecoder().decode(t);let n="";for(let i=0,o=t.length;i"u"&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),typeof fetch>"u"&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(t){return this.options=t,this}load(t,n,i,o){t===void 0&&(t=""),this.path!==void 0&&(t=this.path+t),t=this.manager.resolveURL(t);const l=this,h=Qa.get(t);if(h!==void 0){if(l.manager.itemStart(t),h.then){h.then(_=>{n&&n(_),l.manager.itemEnd(t)}).catch(_=>{o&&o(_)});return}return setTimeout(function(){n&&n(h),l.manager.itemEnd(t)},0),h}const f={};f.credentials=this.crossOrigin==="anonymous"?"same-origin":"include",f.headers=this.requestHeader;const g=fetch(t,f).then(function(_){return _.blob()}).then(function(_){return createImageBitmap(_,Object.assign(l.options,{colorSpaceConversion:"none"}))}).then(function(_){return Qa.add(t,_),n&&n(_),l.manager.itemEnd(t),_}).catch(function(_){o&&o(_),Qa.remove(t),l.manager.itemError(t),l.manager.itemEnd(t)});Qa.add(t,g),l.manager.itemStart(t)}}class wO extends qr{constructor(t=[]){super(),this.isArrayCamera=!0,this.cameras=t,this.index=0}}class EO{constructor(t=!0){this.autoStart=t,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=Lw(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let t=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const n=Lw();t=(n-this.oldTime)/1e3,this.oldTime=n,this.elapsedTime+=t}return t}}function Lw(){return performance.now()}const Ix="\\[\\]\\.:\\/",TO=new RegExp("["+Ix+"]","g"),Dx="[^"+Ix+"]",AO="[^"+Ix.replace("\\.","")+"]",CO=/((?:WC+[\/:])*)/.source.replace("WC",Dx),RO=/(WCOD+)?/.source.replace("WCOD",AO),PO=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Dx),LO=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Dx),IO=new RegExp("^"+CO+RO+PO+LO+"$"),DO=["material","materials","bones","map"];class UO{constructor(t,n,i){const o=i||xi.parseTrackName(n);this._targetGroup=t,this._bindings=t.subscribe_(n,o)}getValue(t,n){this.bind();const i=this._targetGroup.nCachedObjects_,o=this._bindings[i];o!==void 0&&o.getValue(t,n)}setValue(t,n){const i=this._bindings;for(let o=this._targetGroup.nCachedObjects_,l=i.length;o!==l;++o)i[o].setValue(t,n)}bind(){const t=this._bindings;for(let n=this._targetGroup.nCachedObjects_,i=t.length;n!==i;++n)t[n].bind()}unbind(){const t=this._bindings;for(let n=this._targetGroup.nCachedObjects_,i=t.length;n!==i;++n)t[n].unbind()}}class xi{constructor(t,n,i){this.path=n,this.parsedPath=i||xi.parseTrackName(n),this.node=xi.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,n,i){return t&&t.isAnimationObjectGroup?new xi.Composite(t,n,i):new xi(t,n,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(TO,"")}static parseTrackName(t){const n=IO.exec(t);if(n===null)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:n[2],objectName:n[3],objectIndex:n[4],propertyName:n[5],propertyIndex:n[6]},o=i.nodeName&&i.nodeName.lastIndexOf(".");if(o!==void 0&&o!==-1){const l=i.nodeName.substring(o+1);DO.indexOf(l)!==-1&&(i.nodeName=i.nodeName.substring(0,o),i.objectName=l)}if(i.propertyName===null||i.propertyName.length===0)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,n){if(n===void 0||n===""||n==="."||n===-1||n===t.name||n===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(n);if(i!==void 0)return i}if(t.children){const i=function(l){for(let h=0;hNumber.EPSILON){if(X<0&&(J=z[tt],G=-G,ot=z[Z],X=-X),C.yot.y)continue;if(C.y===J.y){if(C.x===J.x)return!0}else{const ht=X*(C.x-J.x)-G*(C.y-J.y);if(ht===0)return!0;if(ht<0)continue;O=!O}}else{if(C.y!==J.y)continue;if(ot.x<=C.x&&C.x<=J.x||J.x<=C.x&&C.x<=ot.x)return!0}}return O}const o=Tx.isClockWise,l=this.subPaths;if(l.length===0)return[];let h,f,g;const _=[];if(l.length===1)return f=l[0],g=new _v,g.curves=f.curves,_.push(g),_;let x=!o(l[0].getPoints());x=t?!x:x;const b=[],M=[];let w=[],P=0,L;M[P]=void 0,w[P]=[];for(let C=0,z=l.length;C1){let C=!1,z=0;for(let B=0,O=M.length;B0&&C===!1&&(w=b)}let R;for(let C=0,z=M.length;Cw.start-P.start);let M=0;for(let w=1;w 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`,nF=`#if NUM_CLIPPING_PLANES > 0 varying vec3 vClipPosition; uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ]; #endif`,iF=`#if NUM_CLIPPING_PLANES > 0 varying vec3 vClipPosition; #endif`,rF=`#if NUM_CLIPPING_PLANES > 0 vClipPosition = - mvPosition.xyz; #endif`,sF=`#if defined( USE_COLOR_ALPHA ) diffuseColor *= vColor; #elif defined( USE_COLOR ) diffuseColor.rgb *= vColor; #endif`,oF=`#if defined( USE_COLOR_ALPHA ) varying vec4 vColor; #elif defined( USE_COLOR ) varying vec3 vColor; #endif`,aF=`#if defined( USE_COLOR_ALPHA ) varying vec4 vColor; #elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR ) varying vec3 vColor; #endif`,lF=`#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( getIndirectIndex( gl_DrawID ) ); vColor.xyz *= batchingColor.xyz; #endif`,cF=`#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; } 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`,hF=`#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`,uF=`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`,dF=`#ifdef USE_DISPLACEMENTMAP uniform sampler2D displacementMap; uniform float displacementScale; uniform float displacementBias; #endif`,fF=`#ifdef USE_DISPLACEMENTMAP transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias ); #endif`,pF=`#ifdef USE_EMISSIVEMAP vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv ); #ifdef DECODE_VIDEO_TEXTURE_EMISSIVE emissiveColor = sRGBTransferEOTF( emissiveColor ); #endif totalEmissiveRadiance *= emissiveColor.rgb; #endif`,mF=`#ifdef USE_EMISSIVEMAP uniform sampler2D emissiveMap; #endif`,gF="gl_FragColor = linearToOutputTexel( gl_FragColor );",_F=`vec4 LinearTransferOETF( in vec4 value ) { return value; } vec4 sRGBTransferEOTF( in vec4 value ) { return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a ); } 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 ); }`,vF=`#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`,xF=`#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`,yF=`#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`,bF=`#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`,MF=`#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`,SF=`#ifdef USE_FOG vFogDepth = - mvPosition.z; #endif`,wF=`#ifdef USE_FOG varying float vFogDepth; #endif`,EF=`#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`,TF=`#ifdef USE_FOG uniform vec3 fogColor; varying float vFogDepth; #ifdef FOG_EXP2 uniform float fogDensity; #else uniform float fogNear; uniform float fogFar; #endif #endif`,AF=`#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 }`,CF=`#ifdef USE_LIGHTMAP uniform sampler2D lightMap; uniform float lightMapIntensity; #endif`,RF=`LambertMaterial material; material.diffuseColor = diffuseColor.rgb; material.specularStrength = specularStrength;`,PF=`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`,LF=`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`,IF=`#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`,DF=`ToonMaterial material; material.diffuseColor = diffuseColor.rgb;`,UF=`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`,NF=`BlinnPhongMaterial material; material.diffuseColor = diffuseColor.rgb; material.specularColor = specular; material.specularShininess = shininess; material.specularStrength = specularStrength;`,OF=`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`,BF=`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 ); }`,kF=` 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.shadowIntensity, 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.shadowIntensity, 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.shadowIntensity, 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`,zF=`#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`,VF=`#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`,HF=`#if defined( USE_LOGDEPTHBUF ) gl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5; #endif`,GF=`#if defined( USE_LOGDEPTHBUF ) uniform float logDepthBufFC; varying float vFragDepth; varying float vIsPerspective; #endif`,WF=`#ifdef USE_LOGDEPTHBUF varying float vFragDepth; varying float vIsPerspective; #endif`,XF=`#ifdef USE_LOGDEPTHBUF vFragDepth = 1.0 + gl_Position.w; vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) ); #endif`,qF=`#ifdef USE_MAP vec4 sampledDiffuseColor = texture2D( map, vMapUv ); #ifdef DECODE_VIDEO_TEXTURE sampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor ); #endif diffuseColor *= sampledDiffuseColor; #endif`,YF=`#ifdef USE_MAP uniform sampler2D map; #endif`,KF=`#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`,jF=`#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`,$F=`float metalnessFactor = metalness; #ifdef USE_METALNESSMAP vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv ); metalnessFactor *= texelMetalness.b; #endif`,ZF=`#ifdef USE_METALNESSMAP uniform sampler2D metalnessMap; #endif`,JF=`#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`,QF=`#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`,tB=`#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`,eB=`#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`,nB=`#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`,iB=`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;`,rB=`#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`,sB=`#ifndef FLAT_SHADED varying vec3 vNormal; #ifdef USE_TANGENT varying vec3 vTangent; varying vec3 vBitangent; #endif #endif`,oB=`#ifndef FLAT_SHADED varying vec3 vNormal; #ifdef USE_TANGENT varying vec3 vTangent; varying vec3 vBitangent; #endif #endif`,aB=`#ifndef FLAT_SHADED vNormal = normalize( transformedNormal ); #ifdef USE_TANGENT vTangent = normalize( transformedTangent ); vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w ); #endif #endif`,lB=`#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`,cB=`#ifdef USE_CLEARCOAT vec3 clearcoatNormal = nonPerturbedNormal; #endif`,hB=`#ifdef USE_CLEARCOAT_NORMALMAP vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0; clearcoatMapN.xy *= clearcoatNormalScale; clearcoatNormal = normalize( tbn2 * clearcoatMapN ); #endif`,uB=`#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`,dB=`#ifdef USE_IRIDESCENCEMAP uniform sampler2D iridescenceMap; #endif #ifdef USE_IRIDESCENCE_THICKNESSMAP uniform sampler2D iridescenceThicknessMap; #endif`,fB=`#ifdef OPAQUE diffuseColor.a = 1.0; #endif #ifdef USE_TRANSMISSION diffuseColor.a *= material.transmissionAlpha; #endif gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,pB=`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 float ShiftRight8 = 1. / 256.; const float Inv255 = 1. / 255.; const vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 ); const vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g ); const vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b ); const vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a ); vec4 packDepthToRGBA( const in float v ) { if( v <= 0.0 ) return vec4( 0., 0., 0., 0. ); if( v >= 1.0 ) return vec4( 1., 1., 1., 1. ); float vuf; float af = modf( v * PackFactors.a, vuf ); float bf = modf( vuf * ShiftRight8, vuf ); float gf = modf( vuf * ShiftRight8, vuf ); return vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af ); } vec3 packDepthToRGB( const in float v ) { if( v <= 0.0 ) return vec3( 0., 0., 0. ); if( v >= 1.0 ) return vec3( 1., 1., 1. ); float vuf; float bf = modf( v * PackFactors.b, vuf ); float gf = modf( vuf * ShiftRight8, vuf ); return vec3( vuf * Inv255, gf * PackUpscale, bf ); } vec2 packDepthToRG( const in float v ) { if( v <= 0.0 ) return vec2( 0., 0. ); if( v >= 1.0 ) return vec2( 1., 1. ); float vuf; float gf = modf( v * 256., vuf ); return vec2( vuf * Inv255, gf ); } float unpackRGBAToDepth( const in vec4 v ) { return dot( v, UnpackFactors4 ); } float unpackRGBToDepth( const in vec3 v ) { return dot( v, UnpackFactors3 ); } float unpackRGToDepth( const in vec2 v ) { return v.r * UnpackFactors2.r + v.g * UnpackFactors2.g; } vec4 pack2HalfToRGBA( const in 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( const in 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 ); }`,mB=`#ifdef PREMULTIPLIED_ALPHA gl_FragColor.rgb *= gl_FragColor.a; #endif`,gB=`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;`,_B=`#ifdef DITHERING gl_FragColor.rgb = dithering( gl_FragColor.rgb ); #endif`,vB=`#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`,xB=`float roughnessFactor = roughness; #ifdef USE_ROUGHNESSMAP vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv ); roughnessFactor *= texelRoughness.g; #endif`,yB=`#ifdef USE_ROUGHNESSMAP uniform sampler2D roughnessMap; #endif`,bB=`#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 shadowIntensity; 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 shadowIntensity; 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 shadowIntensity; 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 shadowIntensity, 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 mix( 1.0, shadow, shadowIntensity ); } 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 shadowIntensity, 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 mix( 1.0, shadow, shadowIntensity ); } #endif`,MB=`#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 shadowIntensity; 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 shadowIntensity; 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 shadowIntensity; float shadowBias; float shadowNormalBias; float shadowRadius; vec2 shadowMapSize; float shadowCameraNear; float shadowCameraFar; }; uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ]; #endif #endif`,SB=`#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`,wB=`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.shadowIntensity, 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.shadowIntensity, 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.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0; } #pragma unroll_loop_end #endif #endif return shadow; }`,EB=`#ifdef USE_SKINNING mat4 boneMatX = getBoneMatrix( skinIndex.x ); mat4 boneMatY = getBoneMatrix( skinIndex.y ); mat4 boneMatZ = getBoneMatrix( skinIndex.z ); mat4 boneMatW = getBoneMatrix( skinIndex.w ); #endif`,TB=`#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`,AB=`#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`,CB=`#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`,RB=`float specularStrength; #ifdef USE_SPECULARMAP vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv ); specularStrength = texelSpecular.r; #else specularStrength = 1.0; #endif`,PB=`#ifdef USE_SPECULARMAP uniform sampler2D specularMap; #endif`,LB=`#if defined( TONE_MAPPING ) gl_FragColor.rgb = toneMapping( gl_FragColor.rgb ); #endif`,IB=`#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 CineonToneMapping( 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; }`,DB=`#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`,UB=`#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`,NB=`#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`,OB=`#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`,FB=`#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`,BB=`#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 kB=`varying vec2 vUv; uniform mat3 uvTransform; void main() { vUv = ( uvTransform * vec3( uv, 1 ) ).xy; gl_Position = vec4( position.xy, 1.0, 1.0 ); }`,zB=`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 #include }`,VB=`varying vec3 vWorldDirection; #include void main() { vWorldDirection = transformDirection( position, modelMatrix ); #include #include gl_Position.z = gl_Position.w; }`,HB=`#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 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 #include }`,GB=`varying vec3 vWorldDirection; #include void main() { vWorldDirection = transformDirection( position, modelMatrix ); #include #include gl_Position.z = gl_Position.w; }`,WB=`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 #include }`,XB=`#include #include #include #include #include #include #include #include varying vec2 vHighPrecisionZW; void main() { #include #include #include #include #ifdef USE_DISPLACEMENTMAP #include #include #include #endif #include #include #include #include #include #include #include vHighPrecisionZW = gl_Position.zw; }`,qB=`#if DEPTH_PACKING == 3200 uniform float opacity; #endif #include #include #include #include #include #include #include #include #include varying vec2 vHighPrecisionZW; void main() { vec4 diffuseColor = vec4( 1.0 ); #include #if DEPTH_PACKING == 3200 diffuseColor.a = opacity; #endif #include #include #include #include #include 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 ); #elif DEPTH_PACKING == 3202 gl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 ); #elif DEPTH_PACKING == 3203 gl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 ); #endif }`,YB=`#define DISTANCE varying vec3 vWorldPosition; #include #include #include #include #include #include #include void main() { #include #include #include #include #ifdef USE_DISPLACEMENTMAP #include #include #include #endif #include #include #include #include #include #include #include vWorldPosition = worldPosition.xyz; }`,KB=`#define DISTANCE uniform vec3 referencePosition; uniform float nearDistance; uniform float farDistance; varying vec3 vWorldPosition; #include #include #include #include #include #include #include #include void main () { vec4 diffuseColor = vec4( 1.0 ); #include #include #include #include #include float dist = length( vWorldPosition - referencePosition ); dist = ( dist - nearDistance ) / ( farDistance - nearDistance ); dist = saturate( dist ); gl_FragColor = packDepthToRGBA( dist ); }`,jB=`varying vec3 vWorldDirection; #include void main() { vWorldDirection = transformDirection( position, modelMatrix ); #include #include }`,$B=`uniform sampler2D tEquirect; varying vec3 vWorldDirection; #include void main() { vec3 direction = normalize( vWorldDirection ); vec2 sampleUV = equirectUv( direction ); gl_FragColor = texture2D( tEquirect, sampleUV ); #include #include }`,ZB=`uniform float scale; attribute float lineDistance; varying float vLineDistance; #include #include #include #include #include #include #include void main() { vLineDistance = scale * lineDistance; #include #include #include #include #include #include #include #include #include #include }`,JB=`uniform vec3 diffuse; uniform float opacity; uniform float dashSize; uniform float totalSize; varying float vLineDistance; #include #include #include #include #include #include #include void main() { vec4 diffuseColor = vec4( diffuse, opacity ); #include if ( mod( vLineDistance, totalSize ) > dashSize ) { discard; } vec3 outgoingLight = vec3( 0.0 ); #include #include #include outgoingLight = diffuseColor.rgb; #include #include #include #include #include }`,QB=`#include #include #include #include #include #include #include #include #include #include void main() { #include #include #include #include #include #if defined ( USE_ENVMAP ) || defined ( USE_SKINNING ) #include #include #include #include #include #endif #include #include #include #include #include #include #include #include #include }`,tk=`uniform vec3 diffuse; uniform float opacity; #ifndef FLAT_SHADED varying vec3 vNormal; #endif #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include void main() { vec4 diffuseColor = vec4( diffuse, opacity ); #include #include #include #include #include #include #include #include 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 reflectedLight.indirectDiffuse *= diffuseColor.rgb; vec3 outgoingLight = reflectedLight.indirectDiffuse; #include #include #include #include #include #include #include }`,ek=`#define LAMBERT varying vec3 vViewPosition; #include #include #include #include #include #include #include #include #include #include #include #include #include void main() { #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include vViewPosition = - mvPosition.xyz; #include #include #include #include }`,nk=`#define LAMBERT uniform vec3 diffuse; uniform vec3 emissive; uniform float opacity; #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include void main() { vec4 diffuseColor = vec4( diffuse, opacity ); #include ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) ); vec3 totalEmissiveRadiance = emissive; #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance; #include #include #include #include #include #include #include }`,ik=`#define MATCAP varying vec3 vViewPosition; #include #include #include #include #include #include #include #include #include #include #include void main() { #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include vViewPosition = - mvPosition.xyz; }`,rk=`#define MATCAP uniform vec3 diffuse; uniform float opacity; uniform sampler2D matcap; varying vec3 vViewPosition; #include #include #include #include #include #include #include #include #include #include #include #include #include #include void main() { vec4 diffuseColor = vec4( diffuse, opacity ); #include #include #include #include #include #include #include #include #include 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 #include #include #include #include #include }`,sk=`#define NORMAL #if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE ) varying vec3 vViewPosition; #endif #include #include #include #include #include

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