// Version 1.70.5 3d-force-graph - https://github.com/vasturiano/3d-force-graph !function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):(t="undefined"!=typeof globalThis?globalThis:t||self).ForceGraph3D=e()}(this,(function(){"use strict";function t(t,e){var n=Object.keys(t);if(Object.getOwnPropertySymbols){var r=Object.getOwnPropertySymbols(t);e&&(r=r.filter((function(e){return Object.getOwnPropertyDescriptor(t,e).enumerable}))),n.push.apply(n,r)}return n}function e(e){for(var r=1;rt.length)&&(e=t.length);for(var n=0,r=new Array(e);n>8&255]+U[t>>16&255]+U[t>>24&255]+"-"+U[255&e]+U[e>>8&255]+"-"+U[e>>16&15|64]+U[e>>24&255]+"-"+U[63&n|128]+U[n>>8&255]+"-"+U[n>>16&255]+U[n>>24&255]+U[255&r]+U[r>>8&255]+U[r>>16&255]+U[r>>24&255]).toUpperCase()}function j(t,e,n){return Math.max(e,Math.min(n,t))}function W(t,e,n){return(1-n)*t+n*e}function q(t){return 0==(t&t-1)&&0!==t}function X(t){return Math.pow(2,Math.floor(Math.log(t)/Math.LN2))}class Y{constructor(t=0,e=0){this.x=t,this.y=e}get width(){return this.x}set width(t){this.x=t}get height(){return this.y}set height(t){this.y=t}set(t,e){return this.x=t,this.y=e,this}setScalar(t){return this.x=t,this.y=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;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;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y)}copy(t){return this.x=t.x,this.y=t.y,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector2: .add() now only accepts one argument. 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this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){const n=Math.cos(e),r=Math.sin(e),i=this.x-t.x,o=this.y-t.y;return this.x=i*n-o*r+t.x,this.y=i*r+o*n+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}}Y.prototype.isVector2=!0;class Z{constructor(){this.elements=[1,0,0,0,1,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,r,i,o,a,s,l){const c=this.elements;return c[0]=t,c[1]=r,c[2]=a,c[3]=e,c[4]=i,c[5]=s,c[6]=n,c[7]=o,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this}extractBasis(t,e,n){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,r=e.elements,i=this.elements,o=n[0],a=n[3],s=n[6],l=n[1],c=n[4],h=n[7],u=n[2],d=n[5],p=n[8],f=r[0],m=r[3],g=r[6],v=r[1],y=r[4],x=r[7],_=r[2],b=r[5],w=r[8];return i[0]=o*f+a*v+s*_,i[3]=o*m+a*y+s*b,i[6]=o*g+a*x+s*w,i[1]=l*f+c*v+h*_,i[4]=l*m+c*y+h*b,i[7]=l*g+c*x+h*w,i[2]=u*f+d*v+p*_,i[5]=u*m+d*y+p*b,i[8]=u*g+d*x+p*w,this}multiplyScalar(t){const e=this.elements;return 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this.set(n*s,n*l,-n*(s*o+l*a)+o+t,-r*l,r*s,-r*(-l*o+s*a)+a+e,0,0,1),this}scale(t,e){const n=this.elements;return n[0]*=t,n[3]*=t,n[6]*=t,n[1]*=e,n[4]*=e,n[7]*=e,this}rotate(t){const e=Math.cos(t),n=Math.sin(t),r=this.elements,i=r[0],o=r[3],a=r[6],s=r[1],l=r[4],c=r[7];return r[0]=e*i+n*s,r[3]=e*o+n*l,r[6]=e*a+n*c,r[1]=-n*i+e*s,r[4]=-n*o+e*l,r[7]=-n*a+e*c,this}translate(t,e){const n=this.elements;return n[0]+=t*n[2],n[3]+=t*n[5],n[6]+=t*n[8],n[1]+=e*n[2],n[4]+=e*n[5],n[7]+=e*n[8],this}equals(t){const e=this.elements,n=t.elements;for(let t=0;t<9;t++)if(e[t]!==n[t])return!1;return!0}fromArray(t,e=0){for(let n=0;n<9;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}let J;Z.prototype.isMatrix3=!0;class ${static getDataURL(t){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof 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Y(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Z,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=c,this.version=0,this.onUpdate=null}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){const r=this.image;if(void 0===r.uuid&&(r.uuid=G()),!e&&void 0===t.images[r.uuid]){let e;if(Array.isArray(r)){e=[];for(let t=0,n=r.length;t1)switch(this.wrapS){case u:t.x=t.x-Math.floor(t.x);break;case d:t.x=t.x<0?0:1;break;case p:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case u:t.y=t.y-Math.floor(t.y);break;case d:t.y=t.y<0?0:1;break;case p:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&this.version++}}function tt(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap?$.getDataURL(t):t.data?{data:Array.prototype.slice.call(t.data),width:t.width,height:t.height,type:t.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}K.DEFAULT_IMAGE=void 0,K.DEFAULT_MAPPING=300,K.prototype.isTexture=!0;class et{constructor(t=0,e=0,n=0,r=1){this.x=t,this.y=e,this.z=n,this.w=r}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,r){return this.x=t,this.y=e,this.z=n,this.w=r,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("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=void 0!==t.w?t.w:1,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,n=this.y,r=this.z,i=this.w,o=t.elements;return this.x=o[0]*e+o[4]*n+o[8]*r+o[12]*i,this.y=o[1]*e+o[5]*n+o[9]*r+o[13]*i,this.z=o[2]*e+o[6]*n+o[10]*r+o[14]*i,this.w=o[3]*e+o[7]*n+o[11]*r+o[15]*i,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,n,r,i;const o=.01,a=.1,s=t.elements,l=s[0],c=s[4],h=s[8],u=s[1],d=s[5],p=s[9],f=s[2],m=s[6],g=s[10];if(Math.abs(c-u)s&&t>v?tv?s=0?1:-1,r=1-e*e;if(r>Number.EPSILON){const i=Math.sqrt(r),o=Math.atan2(i,e*n);t=Math.sin(t*o)/i,a=Math.sin(a*o)/i}const i=a*n;if(s=s*t+u*i,l=l*t+d*i,c=c*t+p*i,h=h*t+f*i,t===1-a){const t=1/Math.sqrt(s*s+l*l+c*c+h*h);s*=t,l*=t,c*=t,h*=t}}t[e]=s,t[e+1]=l,t[e+2]=c,t[e+3]=h}static multiplyQuaternionsFlat(t,e,n,r,i,o){const a=n[r],s=n[r+1],l=n[r+2],c=n[r+3],h=i[o],u=i[o+1],d=i[o+2],p=i[o+3];return t[e]=a*p+c*h+s*d-l*u,t[e+1]=s*p+c*u+l*h-a*d,t[e+2]=l*p+c*d+a*u-s*h,t[e+3]=c*p-a*h-s*u-l*d,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,e,n,r){return this._x=t,this._y=e,this._z=n,this._w=r,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,e){if(!t||!t.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");const n=t._x,r=t._y,i=t._z,o=t._order,a=Math.cos,s=Math.sin,l=a(n/2),c=a(r/2),h=a(i/2),u=s(n/2),d=s(r/2),p=s(i/2);switch(o){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+o)}return!1!==e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const n=e/2,r=Math.sin(n);return this._x=t.x*r,this._y=t.y*r,this._z=t.z*r,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,n=e[0],r=e[4],i=e[8],o=e[1],a=e[5],s=e[9],l=e[2],c=e[6],h=e[10],u=n+a+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-s)*t,this._y=(i-l)*t,this._z=(o-r)*t}else if(n>a&&n>h){const t=2*Math.sqrt(1+n-a-h);this._w=(c-s)/t,this._x=.25*t,this._y=(r+o)/t,this._z=(i+l)/t}else if(a>h){const t=2*Math.sqrt(1+a-n-h);this._w=(i-l)/t,this._x=(r+o)/t,this._y=.25*t,this._z=(s+c)/t}else{const t=2*Math.sqrt(1+h-n-a);this._w=(o-r)/t,this._x=(i+l)/t,this._y=(s+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return nMath.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(j(this.dot(t),-1,1)))}rotateTowards(t,e){const n=this.angleTo(t);if(0===n)return this;const r=Math.min(1,e/n);return this.slerp(t,r),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(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 0===t?(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,e){return void 0!==e?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(t,e)):this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const n=t._x,r=t._y,i=t._z,o=t._w,a=e._x,s=e._y,l=e._z,c=e._w;return this._x=n*c+o*a+r*l-i*s,this._y=r*c+o*s+i*a-n*l,this._z=i*c+o*l+n*s-r*a,this._w=o*c-n*a-r*s-i*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const n=this._x,r=this._y,i=this._z,o=this._w;let a=o*t._w+n*t._x+r*t._y+i*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=o,this._x=n,this._y=r,this._z=i,this;const s=1-a*a;if(s<=Number.EPSILON){const t=1-e;return this._w=t*o+e*this._w,this._x=t*n+e*this._x,this._y=t*r+e*this._y,this._z=t*i+e*this._z,this.normalize(),this._onChangeCallback(),this}const l=Math.sqrt(s),c=Math.atan2(l,a),h=Math.sin((1-e)*c)/l,u=Math.sin(e*c)/l;return this._w=o*h+this._w*u,this._x=n*h+this._x*u,this._y=r*h+this._y*u,this._z=i*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,n){this.copy(t).slerp(e,n)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}it.prototype.isQuaternion=!0;class ot{constructor(t=0,e=0,n=0){this.x=t,this.y=e,this.z=n}set(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,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,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;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,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return t&&t.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(st.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(st.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,n=this.y,r=this.z,i=t.elements;return this.x=i[0]*e+i[3]*n+i[6]*r,this.y=i[1]*e+i[4]*n+i[7]*r,this.z=i[2]*e+i[5]*n+i[8]*r,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,n=this.y,r=this.z,i=t.elements,o=1/(i[3]*e+i[7]*n+i[11]*r+i[15]);return this.x=(i[0]*e+i[4]*n+i[8]*r+i[12])*o,this.y=(i[1]*e+i[5]*n+i[9]*r+i[13])*o,this.z=(i[2]*e+i[6]*n+i[10]*r+i[14])*o,this}applyQuaternion(t){const e=this.x,n=this.y,r=this.z,i=t.x,o=t.y,a=t.z,s=t.w,l=s*e+o*r-a*n,c=s*n+a*e-i*r,h=s*r+i*n-o*e,u=-i*e-o*n-a*r;return this.x=l*s+u*-i+c*-a-h*-o,this.y=c*s+u*-o+h*-i-l*-a,this.z=h*s+u*-a+l*-o-c*-i,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,n=this.y,r=this.z,i=t.elements;return this.x=i[0]*e+i[4]*n+i[8]*r,this.y=i[1]*e+i[5]*n+i[9]*r,this.z=i[2]*e+i[6]*n+i[10]*r,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,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,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=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this}cross(t,e){return void 0!==e?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e)):this.crossVectors(this,t)}crossVectors(t,e){const n=t.x,r=t.y,i=t.z,o=e.x,a=e.y,s=e.z;return this.x=r*s-i*a,this.y=i*o-n*s,this.z=n*a-r*o,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return at.copy(this).projectOnVector(t),this.sub(at)}reflect(t){return this.sub(at.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(j(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y,r=this.z-t.z;return e*e+n*n+r*r}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,n){const r=Math.sin(e)*t;return this.x=r*Math.sin(n),this.y=Math.cos(e)*t,this.z=r*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),r=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=r,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}}ot.prototype.isVector3=!0;const at=new ot,st=new it;class lt{constructor(t=new ot(1/0,1/0,1/0),e=new ot(-1/0,-1/0,-1/0)){this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){let e=1/0,n=1/0,r=1/0,i=-1/0,o=-1/0,a=-1/0;for(let s=0,l=t.length;si&&(i=l),c>o&&(o=c),h>a&&(a=h)}return this.min.set(e,n,r),this.max.set(i,o,a),this}setFromBufferAttribute(t){let e=1/0,n=1/0,r=1/0,i=-1/0,o=-1/0,a=-1/0;for(let s=0,l=t.count;si&&(i=l),c>o&&(o=c),h>a&&(a=h)}return this.min.set(e,n,r),this.max.set(i,o,a),this}setFromPoints(t){this.makeEmpty();for(let e=0,n=t.length;ethis.max.x||t.ythis.max.y||t.zthis.max.z)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return!(t.max.xthis.max.x||t.max.ythis.max.y||t.max.zthis.max.z)}intersectsSphere(t){return this.clampPoint(t.center,ht),ht.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(yt),xt.subVectors(this.max,yt),dt.subVectors(t.a,yt),pt.subVectors(t.b,yt),ft.subVectors(t.c,yt),mt.subVectors(pt,dt),gt.subVectors(ft,pt),vt.subVectors(dt,ft);let e=[0,-mt.z,mt.y,0,-gt.z,gt.y,0,-vt.z,vt.y,mt.z,0,-mt.x,gt.z,0,-gt.x,vt.z,0,-vt.x,-mt.y,mt.x,0,-gt.y,gt.x,0,-vt.y,vt.x,0];return!!wt(e,dt,pt,ft,xt)&&(e=[1,0,0,0,1,0,0,0,1],!!wt(e,dt,pt,ft,xt)&&(_t.crossVectors(mt,gt),e=[_t.x,_t.y,_t.z],wt(e,dt,pt,ft,xt)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return ht.copy(t).clamp(this.min,this.max).sub(t).length()}getBoundingSphere(t){return this.getCenter(t.center),t.radius=.5*this.getSize(ht).length(),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(ct[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),ct[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),ct[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),ct[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),ct[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),ct[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),ct[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),ct[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(ct)),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)}}lt.prototype.isBox3=!0;const ct=[new ot,new ot,new ot,new ot,new ot,new ot,new ot,new ot],ht=new ot,ut=new lt,dt=new ot,pt=new ot,ft=new ot,mt=new ot,gt=new ot,vt=new ot,yt=new ot,xt=new ot,_t=new ot,bt=new ot;function wt(t,e,n,r,i){for(let o=0,a=t.length-3;o<=a;o+=3){bt.fromArray(t,o);const a=i.x*Math.abs(bt.x)+i.y*Math.abs(bt.y)+i.z*Math.abs(bt.z),s=e.dot(bt),l=n.dot(bt),c=r.dot(bt);if(Math.max(-Math.max(s,l,c),Math.min(s,l,c))>a)return!1}return!0}const Mt=new lt,St=new ot,Et=new ot,Tt=new ot;class At{constructor(t=new ot,e=-1){this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):Mt.setFromPoints(t).getCenter(n);let r=0;for(let e=0,i=t.length;ethis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){Tt.subVectors(t,this.center);const e=Tt.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.add(Tt.multiplyScalar(n/t)),this.radius+=n}return this}union(t){return Et.subVectors(t.center,this.center).normalize().multiplyScalar(t.radius),this.expandByPoint(St.copy(t.center).add(Et)),this.expandByPoint(St.copy(t.center).sub(Et)),this}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const Lt=new ot,Ct=new ot,Pt=new ot,Rt=new ot,Dt=new ot,It=new ot,Nt=new ot;class Ot{constructor(t=new ot,e=new ot(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.direction).multiplyScalar(t).add(this.origin)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,Lt)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(n).add(this.origin)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=Lt.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(Lt.copy(this.direction).multiplyScalar(e).add(this.origin),Lt.distanceToSquared(t))}distanceSqToSegment(t,e,n,r){Ct.copy(t).add(e).multiplyScalar(.5),Pt.copy(e).sub(t).normalize(),Rt.copy(this.origin).sub(Ct);const i=.5*t.distanceTo(e),o=-this.direction.dot(Pt),a=Rt.dot(this.direction),s=-Rt.dot(Pt),l=Rt.lengthSq(),c=Math.abs(1-o*o);let h,u,d,p;if(c>0)if(h=o*s-a,u=o*a-s,p=i*c,h>=0)if(u>=-p)if(u<=p){const t=1/c;h*=t,u*=t,d=h*(h+o*u+2*a)+u*(o*h+u+2*s)+l}else u=i,h=Math.max(0,-(o*u+a)),d=-h*h+u*(u+2*s)+l;else u=-i,h=Math.max(0,-(o*u+a)),d=-h*h+u*(u+2*s)+l;else u<=-p?(h=Math.max(0,-(-o*i+a)),u=h>0?-i:Math.min(Math.max(-i,-s),i),d=-h*h+u*(u+2*s)+l):u<=p?(h=0,u=Math.min(Math.max(-i,-s),i),d=u*(u+2*s)+l):(h=Math.max(0,-(o*i+a)),u=h>0?i:Math.min(Math.max(-i,-s),i),d=-h*h+u*(u+2*s)+l);else u=o>0?-i:i,h=Math.max(0,-(o*u+a)),d=-h*h+u*(u+2*s)+l;return n&&n.copy(this.direction).multiplyScalar(h).add(this.origin),r&&r.copy(Pt).multiplyScalar(u).add(Ct),d}intersectSphere(t,e){Lt.subVectors(t.center,this.origin);const n=Lt.dot(this.direction),r=Lt.dot(Lt)-n*n,i=t.radius*t.radius;if(r>i)return null;const o=Math.sqrt(i-r),a=n-o,s=n+o;return a<0&&s<0?null:a<0?this.at(s,e):this.at(a,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let n,r,i,o,a,s;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(t.min.x-u.x)*l,r=(t.max.x-u.x)*l):(n=(t.max.x-u.x)*l,r=(t.min.x-u.x)*l),c>=0?(i=(t.min.y-u.y)*c,o=(t.max.y-u.y)*c):(i=(t.max.y-u.y)*c,o=(t.min.y-u.y)*c),n>o||i>r?null:((i>n||n!=n)&&(n=i),(o=0?(a=(t.min.z-u.z)*h,s=(t.max.z-u.z)*h):(a=(t.max.z-u.z)*h,s=(t.min.z-u.z)*h),n>s||a>r?null:((a>n||n!=n)&&(n=a),(s=0?n:r,e)))}intersectsBox(t){return null!==this.intersectBox(t,Lt)}intersectTriangle(t,e,n,r,i){Dt.subVectors(e,t),It.subVectors(n,t),Nt.crossVectors(Dt,It);let o,a=this.direction.dot(Nt);if(a>0){if(r)return null;o=1}else{if(!(a<0))return null;o=-1,a=-a}Rt.subVectors(this.origin,t);const s=o*this.direction.dot(It.crossVectors(Rt,It));if(s<0)return null;const l=o*this.direction.dot(Dt.cross(Rt));if(l<0)return null;if(s+l>a)return null;const c=-o*Rt.dot(Nt);return c<0?null:this.at(c/a,i)}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 kt{constructor(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,r,i,o,a,s,l,c,h,u,d,p,f,m){const g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=r,g[1]=i,g[5]=o,g[9]=a,g[13]=s,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=f,g[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new kt).fromArray(this.elements)}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,n=t.elements,r=1/zt.setFromMatrixColumn(t,0).length(),i=1/zt.setFromMatrixColumn(t,1).length(),o=1/zt.setFromMatrixColumn(t,2).length();return e[0]=n[0]*r,e[1]=n[1]*r,e[2]=n[2]*r,e[3]=0,e[4]=n[4]*i,e[5]=n[5]*i,e[6]=n[6]*i,e[7]=0,e[8]=n[8]*o,e[9]=n[9]*o,e[10]=n[10]*o,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){t&&t.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");const e=this.elements,n=t.x,r=t.y,i=t.z,o=Math.cos(n),a=Math.sin(n),s=Math.cos(r),l=Math.sin(r),c=Math.cos(i),h=Math.sin(i);if("XYZ"===t.order){const t=o*c,n=o*h,r=a*c,i=a*h;e[0]=s*c,e[4]=-s*h,e[8]=l,e[1]=n+r*l,e[5]=t-i*l,e[9]=-a*s,e[2]=i-t*l,e[6]=r+n*l,e[10]=o*s}else if("YXZ"===t.order){const t=s*c,n=s*h,r=l*c,i=l*h;e[0]=t+i*a,e[4]=r*a-n,e[8]=o*l,e[1]=o*h,e[5]=o*c,e[9]=-a,e[2]=n*a-r,e[6]=i+t*a,e[10]=o*s}else if("ZXY"===t.order){const t=s*c,n=s*h,r=l*c,i=l*h;e[0]=t-i*a,e[4]=-o*h,e[8]=r+n*a,e[1]=n+r*a,e[5]=o*c,e[9]=i-t*a,e[2]=-o*l,e[6]=a,e[10]=o*s}else if("ZYX"===t.order){const t=o*c,n=o*h,r=a*c,i=a*h;e[0]=s*c,e[4]=r*l-n,e[8]=t*l+i,e[1]=s*h,e[5]=i*l+t,e[9]=n*l-r,e[2]=-l,e[6]=a*s,e[10]=o*s}else if("YZX"===t.order){const t=o*s,n=o*l,r=a*s,i=a*l;e[0]=s*c,e[4]=i-t*h,e[8]=r*h+n,e[1]=h,e[5]=o*c,e[9]=-a*c,e[2]=-l*c,e[6]=n*h+r,e[10]=t-i*h}else if("XZY"===t.order){const t=o*s,n=o*l,r=a*s,i=a*l;e[0]=s*c,e[4]=-h,e[8]=l*c,e[1]=t*h+i,e[5]=o*c,e[9]=n*h-r,e[2]=r*h-n,e[6]=a*c,e[10]=i*h+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(Ft,t,Ut)}lookAt(t,e,n){const r=this.elements;return Gt.subVectors(t,e),0===Gt.lengthSq()&&(Gt.z=1),Gt.normalize(),Ht.crossVectors(n,Gt),0===Ht.lengthSq()&&(1===Math.abs(n.z)?Gt.x+=1e-4:Gt.z+=1e-4,Gt.normalize(),Ht.crossVectors(n,Gt)),Ht.normalize(),Vt.crossVectors(Gt,Ht),r[0]=Ht.x,r[4]=Vt.x,r[8]=Gt.x,r[1]=Ht.y,r[5]=Vt.y,r[9]=Gt.y,r[2]=Ht.z,r[6]=Vt.z,r[10]=Gt.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(t,e)):this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,r=e.elements,i=this.elements,o=n[0],a=n[4],s=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],f=n[6],m=n[10],g=n[14],v=n[3],y=n[7],x=n[11],_=n[15],b=r[0],w=r[4],M=r[8],S=r[12],E=r[1],T=r[5],A=r[9],L=r[13],C=r[2],P=r[6],R=r[10],D=r[14],I=r[3],N=r[7],O=r[11],k=r[15];return i[0]=o*b+a*E+s*C+l*I,i[4]=o*w+a*T+s*P+l*N,i[8]=o*M+a*A+s*R+l*O,i[12]=o*S+a*L+s*D+l*k,i[1]=c*b+h*E+u*C+d*I,i[5]=c*w+h*T+u*P+d*N,i[9]=c*M+h*A+u*R+d*O,i[13]=c*S+h*L+u*D+d*k,i[2]=p*b+f*E+m*C+g*I,i[6]=p*w+f*T+m*P+g*N,i[10]=p*M+f*A+m*R+g*O,i[14]=p*S+f*L+m*D+g*k,i[3]=v*b+y*E+x*C+_*I,i[7]=v*w+y*T+x*P+_*N,i[11]=v*M+y*A+x*R+_*O,i[15]=v*S+y*L+x*D+_*k,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[4],r=t[8],i=t[12],o=t[1],a=t[5],s=t[9],l=t[13],c=t[2],h=t[6],u=t[10],d=t[14];return t[3]*(+i*s*h-r*l*h-i*a*u+n*l*u+r*a*d-n*s*d)+t[7]*(+e*s*d-e*l*u+i*o*u-r*o*d+r*l*c-i*s*c)+t[11]*(+e*l*h-e*a*d-i*o*h+n*o*d+i*a*c-n*l*c)+t[15]*(-r*a*c-e*s*h+e*a*u+r*o*h-n*o*u+n*s*c)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){const r=this.elements;return t.isVector3?(r[12]=t.x,r[13]=t.y,r[14]=t.z):(r[12]=t,r[13]=e,r[14]=n),this}invert(){const t=this.elements,e=t[0],n=t[1],r=t[2],i=t[3],o=t[4],a=t[5],s=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],p=t[12],f=t[13],m=t[14],g=t[15],v=h*m*l-f*u*l+f*s*d-a*m*d-h*s*g+a*u*g,y=p*u*l-c*m*l-p*s*d+o*m*d+c*s*g-o*u*g,x=c*f*l-p*h*l+p*a*d-o*f*d-c*a*g+o*h*g,_=p*h*s-c*f*s-p*a*u+o*f*u+c*a*m-o*h*m,b=e*v+n*y+r*x+i*_;if(0===b)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const w=1/b;return t[0]=v*w,t[1]=(f*u*i-h*m*i-f*r*d+n*m*d+h*r*g-n*u*g)*w,t[2]=(a*m*i-f*s*i+f*r*l-n*m*l-a*r*g+n*s*g)*w,t[3]=(h*s*i-a*u*i-h*r*l+n*u*l+a*r*d-n*s*d)*w,t[4]=y*w,t[5]=(c*m*i-p*u*i+p*r*d-e*m*d-c*r*g+e*u*g)*w,t[6]=(p*s*i-o*m*i-p*r*l+e*m*l+o*r*g-e*s*g)*w,t[7]=(o*u*i-c*s*i+c*r*l-e*u*l-o*r*d+e*s*d)*w,t[8]=x*w,t[9]=(p*h*i-c*f*i-p*n*d+e*f*d+c*n*g-e*h*g)*w,t[10]=(o*f*i-p*a*i+p*n*l-e*f*l-o*n*g+e*a*g)*w,t[11]=(c*a*i-o*h*i-c*n*l+e*h*l+o*n*d-e*a*d)*w,t[12]=_*w,t[13]=(c*f*r-p*h*r+p*n*u-e*f*u-c*n*m+e*h*m)*w,t[14]=(p*a*r-o*f*r-p*n*s+e*f*s+o*n*m-e*a*m)*w,t[15]=(o*h*r-c*a*r+c*n*s-e*h*s-o*n*u+e*a*u)*w,this}scale(t){const e=this.elements,n=t.x,r=t.y,i=t.z;return e[0]*=n,e[4]*=r,e[8]*=i,e[1]*=n,e[5]*=r,e[9]*=i,e[2]*=n,e[6]*=r,e[10]*=i,e[3]*=n,e[7]*=r,e[11]*=i,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],r=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,r))}makeTranslation(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const n=Math.cos(e),r=Math.sin(e),i=1-n,o=t.x,a=t.y,s=t.z,l=i*o,c=i*a;return this.set(l*o+n,l*a-r*s,l*s+r*a,0,l*a+r*s,c*a+n,c*s-r*o,0,l*s-r*a,c*s+r*o,i*s*s+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n,r,i,o){return this.set(1,n,i,0,t,1,o,0,e,r,1,0,0,0,0,1),this}compose(t,e,n){const r=this.elements,i=e._x,o=e._y,a=e._z,s=e._w,l=i+i,c=o+o,h=a+a,u=i*l,d=i*c,p=i*h,f=o*c,m=o*h,g=a*h,v=s*l,y=s*c,x=s*h,_=n.x,b=n.y,w=n.z;return r[0]=(1-(f+g))*_,r[1]=(d+x)*_,r[2]=(p-y)*_,r[3]=0,r[4]=(d-x)*b,r[5]=(1-(u+g))*b,r[6]=(m+v)*b,r[7]=0,r[8]=(p+y)*w,r[9]=(m-v)*w,r[10]=(1-(u+f))*w,r[11]=0,r[12]=t.x,r[13]=t.y,r[14]=t.z,r[15]=1,this}decompose(t,e,n){const r=this.elements;let i=zt.set(r[0],r[1],r[2]).length();const o=zt.set(r[4],r[5],r[6]).length(),a=zt.set(r[8],r[9],r[10]).length();this.determinant()<0&&(i=-i),t.x=r[12],t.y=r[13],t.z=r[14],Bt.copy(this);const s=1/i,l=1/o,c=1/a;return Bt.elements[0]*=s,Bt.elements[1]*=s,Bt.elements[2]*=s,Bt.elements[4]*=l,Bt.elements[5]*=l,Bt.elements[6]*=l,Bt.elements[8]*=c,Bt.elements[9]*=c,Bt.elements[10]*=c,e.setFromRotationMatrix(Bt),n.x=i,n.y=o,n.z=a,this}makePerspective(t,e,n,r,i,o){void 0===o&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");const a=this.elements,s=2*i/(e-t),l=2*i/(n-r),c=(e+t)/(e-t),h=(n+r)/(n-r),u=-(o+i)/(o-i),d=-2*o*i/(o-i);return a[0]=s,a[4]=0,a[8]=c,a[12]=0,a[1]=0,a[5]=l,a[9]=h,a[13]=0,a[2]=0,a[6]=0,a[10]=u,a[14]=d,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this}makeOrthographic(t,e,n,r,i,o){const a=this.elements,s=1/(e-t),l=1/(n-r),c=1/(o-i),h=(e+t)*s,u=(n+r)*l,d=(o+i)*c;return a[0]=2*s,a[4]=0,a[8]=0,a[12]=-h,a[1]=0,a[5]=2*l,a[9]=0,a[13]=-u,a[2]=0,a[6]=0,a[10]=-2*c,a[14]=-d,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this}equals(t){const e=this.elements,n=t.elements;for(let t=0;t<16;t++)if(e[t]!==n[t])return!1;return!0}fromArray(t,e=0){for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}kt.prototype.isMatrix4=!0;const zt=new ot,Bt=new kt,Ft=new ot(0,0,0),Ut=new ot(1,1,1),Ht=new ot,Vt=new ot,Gt=new ot,jt=new kt,Wt=new it;class qt{constructor(t=0,e=0,n=0,r=qt.DefaultOrder){this._x=t,this._y=e,this._z=n,this._order=r}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,n,r=this._order){return this._x=t,this._y=e,this._z=n,this._order=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e=this._order,n=!0){const r=t.elements,i=r[0],o=r[4],a=r[8],s=r[1],l=r[5],c=r[9],h=r[2],u=r[6],d=r[10];switch(e){case"XYZ":this._y=Math.asin(j(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-o,i)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-j(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(s,l)):(this._y=Math.atan2(-h,i),this._z=0);break;case"ZXY":this._x=Math.asin(j(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-o,l)):(this._y=0,this._z=Math.atan2(s,i));break;case"ZYX":this._y=Math.asin(-j(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(s,i)):(this._x=0,this._z=Math.atan2(-o,l));break;case"YZX":this._z=Math.asin(j(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,i)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-j(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,i)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===n&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return jt.makeRotationFromQuaternion(t),this.setFromRotationMatrix(jt,e,n)}setFromVector3(t,e=this._order){return this.set(t.x,t.y,t.z,e)}reorder(t){return Wt.setFromEuler(this),this.setFromQuaternion(Wt,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}toVector3(t){return t?t.set(this._x,this._y,this._z):new ot(this._x,this._y,this._z)}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}qt.prototype.isEuler=!0,qt.DefaultOrder="XYZ",qt.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];class Xt{constructor(){this.mask=1}set(t){this.mask=1<1){for(let t=0;t1){for(let t=0;t0){r.children=[];for(let e=0;e0){r.animations=[];for(let e=0;e0&&(n.geometries=e),r.length>0&&(n.materials=r),i.length>0&&(n.textures=i),a.length>0&&(n.images=a),s.length>0&&(n.shapes=s),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c)}return n.object=r,n;function o(t){const e=[];for(const n in t){const r=t[n];delete r.metadata,e.push(r)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,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.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e0?r.multiplyScalar(1/Math.sqrt(i)):r.set(0,0,0)}static getBarycoord(t,e,n,r,i){le.subVectors(r,e),ce.subVectors(n,e),he.subVectors(t,e);const o=le.dot(le),a=le.dot(ce),s=le.dot(he),l=ce.dot(ce),c=ce.dot(he),h=o*l-a*a;if(0===h)return i.set(-2,-1,-1);const u=1/h,d=(l*s-a*c)*u,p=(o*c-a*s)*u;return i.set(1-d-p,p,d)}static containsPoint(t,e,n,r){return this.getBarycoord(t,e,n,r,ue),ue.x>=0&&ue.y>=0&&ue.x+ue.y<=1}static getUV(t,e,n,r,i,o,a,s){return this.getBarycoord(t,e,n,r,ue),s.set(0,0),s.addScaledVector(i,ue.x),s.addScaledVector(o,ue.y),s.addScaledVector(a,ue.z),s}static isFrontFacing(t,e,n,r){return le.subVectors(n,e),ce.subVectors(t,e),le.cross(ce).dot(r)<0}set(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this}setFromPointsAndIndices(t,e,n,r){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[r]),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 le.subVectors(this.c,this.b),ce.subVectors(this.a,this.b),.5*le.cross(ce).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return ye.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return ye.getBarycoord(t,this.a,this.b,this.c,e)}getUV(t,e,n,r,i){return ye.getUV(t,this.a,this.b,this.c,e,n,r,i)}containsPoint(t){return ye.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return ye.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const n=this.a,r=this.b,i=this.c;let o,a;de.subVectors(r,n),pe.subVectors(i,n),me.subVectors(t,n);const s=de.dot(me),l=pe.dot(me);if(s<=0&&l<=0)return e.copy(n);ge.subVectors(t,r);const c=de.dot(ge),h=pe.dot(ge);if(c>=0&&h<=c)return e.copy(r);const u=s*h-c*l;if(u<=0&&s>=0&&c<=0)return o=s/(s-c),e.copy(n).addScaledVector(de,o);ve.subVectors(t,i);const d=de.dot(ve),p=pe.dot(ve);if(p>=0&&d<=p)return e.copy(i);const f=d*l-s*p;if(f<=0&&l>=0&&p<=0)return a=l/(l-p),e.copy(n).addScaledVector(pe,a);const m=c*p-d*h;if(m<=0&&h-c>=0&&d-p>=0)return fe.subVectors(i,r),a=(h-c)/(h-c+(d-p)),e.copy(r).addScaledVector(fe,a);const g=1/(m+f+u);return o=f*g,a=u*g,e.copy(n).addScaledVector(de,o).addScaledVector(pe,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}let xe=0;class _e extends F{constructor(){super(),Object.defineProperty(this,"id",{value:xe++}),this.uuid=G(),this.name="",this.type="Material",this.fog=!0,this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=h,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=O,this.stencilZFail=O,this.stencilZPass=O,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaTest=0,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0}onBuild(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const n=t[e];if(void 0===n){console.warn("THREE.Material: '"+e+"' parameter is undefined.");continue}if("shading"===e){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===n;continue}const r=this[e];void 0!==r?r&&r.isColor?r.set(n):r&&r.isVector3&&n&&n.isVector3?r.copy(n):this[e]=n:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function r(t){const e=[];for(const n in t){const r=t[n];delete r.metadata,e.push(r)}return e}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),this.sheen&&this.sheen.isColor&&(n.sheen=this.sheen.getHex()),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(n.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),0!==this.side&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.colorWrite=this.colorWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaToCoverage&&(n.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.morphTargets&&(n.morphTargets=!0),!0===this.morphNormals&&(n.morphNormals=!0),!0===this.flatShading&&(n.flatShading=this.flatShading),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),e){const e=r(t.textures),i=r(t.images);e.length>0&&(n.textures=e),i.length>0&&(n.images=i)}return n}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.fog=t.fog,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.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let n=null;if(null!==e){const t=e.length;n=new Array(t);for(let r=0;r!==t;++r)n[r]=e[r].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}_e.prototype.isMaterial=!0;const be={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},we={h:0,s:0,l:0},Me={h:0,s:0,l:0};function Se(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}function Ee(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Te(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}class Ae{constructor(t,e,n){return void 0===e&&void 0===n?this.set(t):this.setRGB(t,e,n)}set(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this}setRGB(t,e,n){return this.r=t,this.g=e,this.b=n,this}setHSL(t,e,n){if(t=function(t,e){return(t%e+e)%e}(t,1),e=j(e,0,1),n=j(n,0,1),0===e)this.r=this.g=this.b=n;else{const r=n<=.5?n*(1+e):n+e-n*e,i=2*n-r;this.r=Se(i,r,t+1/3),this.g=Se(i,r,t),this.b=Se(i,r,t-1/3)}return this}setStyle(t){function e(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(t)){let t;const r=n[1],i=n[2];switch(r){case"rgb":case"rgba":if(t=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(i))return this.r=Math.min(255,parseInt(t[1],10))/255,this.g=Math.min(255,parseInt(t[2],10))/255,this.b=Math.min(255,parseInt(t[3],10))/255,e(t[4]),this;if(t=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(i))return this.r=Math.min(100,parseInt(t[1],10))/100,this.g=Math.min(100,parseInt(t[2],10))/100,this.b=Math.min(100,parseInt(t[3],10))/100,e(t[4]),this;break;case"hsl":case"hsla":if(t=/^\s*(\d*\.?\d+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(i)){const n=parseFloat(t[1])/360,r=parseInt(t[2],10)/100,i=parseInt(t[3],10)/100;return e(t[4]),this.setHSL(n,r,i)}}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const t=n[1],e=t.length;if(3===e)return this.r=parseInt(t.charAt(0)+t.charAt(0),16)/255,this.g=parseInt(t.charAt(1)+t.charAt(1),16)/255,this.b=parseInt(t.charAt(2)+t.charAt(2),16)/255,this;if(6===e)return this.r=parseInt(t.charAt(0)+t.charAt(1),16)/255,this.g=parseInt(t.charAt(2)+t.charAt(3),16)/255,this.b=parseInt(t.charAt(4)+t.charAt(5),16)/255,this}return t&&t.length>0?this.setColorName(t):this}setColorName(t){const e=be[t.toLowerCase()];return void 0!==e?this.setHex(e):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}copyGammaToLinear(t,e=2){return this.r=Math.pow(t.r,e),this.g=Math.pow(t.g,e),this.b=Math.pow(t.b,e),this}copyLinearToGamma(t,e=2){const n=e>0?1/e:1;return this.r=Math.pow(t.r,n),this.g=Math.pow(t.g,n),this.b=Math.pow(t.b,n),this}convertGammaToLinear(t){return this.copyGammaToLinear(this,t),this}convertLinearToGamma(t){return this.copyLinearToGamma(this,t),this}copySRGBToLinear(t){return this.r=Ee(t.r),this.g=Ee(t.g),this.b=Ee(t.b),this}copyLinearToSRGB(t){return this.r=Te(t.r),this.g=Te(t.g),this.b=Te(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0}getHexString(){return("000000"+this.getHex().toString(16)).slice(-6)}getHSL(t){const e=this.r,n=this.g,r=this.b,i=Math.max(e,n,r),o=Math.min(e,n,r);let a,s;const l=(o+i)/2;if(o===i)a=0,s=0;else{const t=i-o;switch(s=l<=.5?t/(i+o):t/(2-i-o),i){case e:a=(n-r)/t+(ne&&(e=t[n]);return e}let ke=0;const ze=new kt,Be=new se,Fe=new ot,Ue=new lt,He=new lt,Ve=new ot;class Ge extends F{constructor(){super(),Object.defineProperty(this,"id",{value:ke++}),this.uuid=G(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(Oe(t)>65535?Ie:De)(t,1):this.index=t,this}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,n=0){this.groups.push({start:t,count:e,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const e=(new Z).getNormalMatrix(t);n.applyNormalMatrix(e),n.needsUpdate=!0}const r=this.attributes.tangent;return void 0!==r&&(r.transformDirection(t),r.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return ze.makeRotationFromQuaternion(t),this.applyMatrix4(ze),this}rotateX(t){return ze.makeRotationX(t),this.applyMatrix4(ze),this}rotateY(t){return ze.makeRotationY(t),this.applyMatrix4(ze),this}rotateZ(t){return ze.makeRotationZ(t),this.applyMatrix4(ze),this}translate(t,e,n){return ze.makeTranslation(t,e,n),this.applyMatrix4(ze),this}scale(t,e,n){return ze.makeScale(t,e,n),this.applyMatrix4(ze),this}lookAt(t){return Be.lookAt(t),Be.updateMatrix(),this.applyMatrix4(Be.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Fe).negate(),this.translate(Fe.x,Fe.y,Fe.z),this}setFromPoints(t){const e=[];for(let n=0,r=t.length;n0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const n=this.attributes;for(const e in n){const r=n[e];t.data.attributes[e]=r.toJSON(t.data)}const r={};let i=!1;for(const e in this.morphAttributes){const n=this.morphAttributes[e],o=[];for(let e=0,r=n.length;e0&&(r[e]=o,i=!0)}i&&(t.data.morphAttributes=r,t.data.morphTargetsRelative=this.morphTargetsRelative);const o=this.groups;o.length>0&&(t.data.groups=JSON.parse(JSON.stringify(o)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),t}clone(){return(new Ge).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const n=t.index;null!==n&&this.setIndex(n.clone(e));const r=t.attributes;for(const t in r){const n=r[t];this.setAttribute(t,n.clone(e))}const i=t.morphAttributes;for(const t in i){const n=[],r=i[t];for(let t=0,i=r.length;t0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}}raycast(t,e){const n=this.geometry,r=this.material,i=this.matrixWorld;if(void 0===r)return;if(null===n.boundingSphere&&n.computeBoundingSphere(),qe.copy(n.boundingSphere),qe.applyMatrix4(i),!1===t.ray.intersectsSphere(qe))return;if(je.copy(i).invert(),We.copy(t.ray).applyMatrix4(je),null!==n.boundingBox&&!1===We.intersectsBox(n.boundingBox))return;let o;if(n.isBufferGeometry){const i=n.index,a=n.attributes.position,s=n.morphAttributes.position,l=n.morphTargetsRelative,c=n.attributes.uv,h=n.attributes.uv2,u=n.groups,d=n.drawRange;if(null!==i)if(Array.isArray(r))for(let n=0,p=u.length;nn.far?null:{distance:c,point:sn.clone(),object:t}}(t,e,n,r,Xe,Ye,Ze,an);if(p){s&&(nn.fromBufferAttribute(s,c),rn.fromBufferAttribute(s,h),on.fromBufferAttribute(s,u),p.uv=ye.getUV(an,Xe,Ye,Ze,nn,rn,on,new Y)),l&&(nn.fromBufferAttribute(l,c),rn.fromBufferAttribute(l,h),on.fromBufferAttribute(l,u),p.uv2=ye.getUV(an,Xe,Ye,Ze,nn,rn,on,new Y));const t={a:c,b:h,c:u,normal:new ot,materialIndex:0};ye.getNormal(Xe,Ye,Ze,t.normal),p.face=t}return p}ln.prototype.isMesh=!0;class hn extends Ge{constructor(t=1,e=1,n=1,r=1,i=1,o=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:r,heightSegments:i,depthSegments:o};const a=this;r=Math.floor(r),i=Math.floor(i),o=Math.floor(o);const s=[],l=[],c=[],h=[];let u=0,d=0;function p(t,e,n,r,i,o,p,f,m,g,v){const y=o/m,x=p/g,_=o/2,b=p/2,w=f/2,M=m+1,S=g+1;let E=0,T=0;const A=new ot;for(let o=0;o0?1:-1,c.push(A.x,A.y,A.z),h.push(s/m),h.push(1-o/g),E+=1}}for(let t=0;t0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;const n={};for(const t in this.extensions)!0===this.extensions[t]&&(n[t]=!0);return Object.keys(n).length>0&&(e.extensions=n),e}}fn.prototype.isShaderMaterial=!0;class mn extends se{constructor(){super(),this.type="Camera",this.matrixWorldInverse=new kt,this.projectionMatrix=new kt,this.projectionMatrixInverse=new kt}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this}getWorldDirection(t){this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}mn.prototype.isCamera=!0;class gn extends mn{constructor(t=50,e=1,n=.1,r=2e3){super(),this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=r,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*V*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*H*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*V*Math.atan(Math.tan(.5*H*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(t,e,n,r,i,o){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=r,this.view.width=i,this.view.height=o,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*H*this.fov)/this.zoom,n=2*e,r=this.aspect*n,i=-.5*r;const o=this.view;if(null!==this.view&&this.view.enabled){const t=o.fullWidth,a=o.fullHeight;i+=o.offsetX*r/t,e-=o.offsetY*n/a,r*=o.width/t,n*=o.height/a}const a=this.filmOffset;0!==a&&(i+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(i,i+r,e,e-n,t,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}gn.prototype.isPerspectiveCamera=!0;const vn=90;class yn extends se{constructor(t,e,n){if(super(),this.type="CubeCamera",!0!==n.isWebGLCubeRenderTarget)return void console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.");this.renderTarget=n;const r=new gn(vn,1,t,e);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new ot(1,0,0)),this.add(r);const i=new gn(vn,1,t,e);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new ot(-1,0,0)),this.add(i);const o=new gn(vn,1,t,e);o.layers=this.layers,o.up.set(0,0,1),o.lookAt(new ot(0,1,0)),this.add(o);const a=new gn(vn,1,t,e);a.layers=this.layers,a.up.set(0,0,-1),a.lookAt(new ot(0,-1,0)),this.add(a);const s=new gn(vn,1,t,e);s.layers=this.layers,s.up.set(0,-1,0),s.lookAt(new ot(0,0,1)),this.add(s);const l=new gn(vn,1,t,e);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new ot(0,0,-1)),this.add(l)}update(t,e){null===this.parent&&this.updateMatrixWorld();const n=this.renderTarget,[r,i,o,a,s,l]=this.children,c=t.xr.enabled,h=t.getRenderTarget();t.xr.enabled=!1;const u=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0),t.render(e,r),t.setRenderTarget(n,1),t.render(e,i),t.setRenderTarget(n,2),t.render(e,o),t.setRenderTarget(n,3),t.render(e,a),t.setRenderTarget(n,4),t.render(e,s),n.texture.generateMipmaps=u,t.setRenderTarget(n,5),t.render(e,l),t.setRenderTarget(h),t.xr.enabled=c}}class xn extends K{constructor(t,e,n,r,i,o,a,s,l,c){super(t=void 0!==t?t:[],e=void 0!==e?e:301,n,r,i,o,a=void 0!==a?a:M,s,l,c),this._needsFlipEnvMap=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}xn.prototype.isCubeTexture=!0;class _n extends nt{constructor(t,e,n){Number.isInteger(e)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),e=n),super(t,t,e),e=e||{},this.texture=new xn(void 0,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.encoding),this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:m,this.texture._needsFlipEnvMap=!1}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.format=S,this.texture.encoding=e.encoding,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},r=new hn(5,5,5),i=new fn({name:"CubemapFromEquirect",uniforms:un(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:1,blending:0});i.uniforms.tEquirect.value=e;const o=new ln(r,i),a=e.minFilter;e.minFilter===g&&(e.minFilter=m);return new yn(1,10,this).update(t,o),e.minFilter=a,o.geometry.dispose(),o.material.dispose(),this}clear(t,e,n,r){const i=t.getRenderTarget();for(let i=0;i<6;i++)t.setRenderTarget(this,i),t.clear(e,n,r);t.setRenderTarget(i)}}_n.prototype.isWebGLCubeRenderTarget=!0;const bn=new ot,wn=new ot,Mn=new Z;class Sn{constructor(t=new ot(1,0,0),e=0){this.normal=t,this.constant=e}set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,n,r){return this.normal.set(t,e,n),this.constant=r,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,n){const r=bn.subVectors(n,e).cross(wn.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(r,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){const t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(this.normal).multiplyScalar(-this.distanceToPoint(t)).add(t)}intersectLine(t,e){const n=t.delta(bn),r=this.normal.dot(n);if(0===r)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;const i=-(t.start.dot(this.normal)+this.constant)/r;return i<0||i>1?null:e.copy(n).multiplyScalar(i).add(t.start)}intersectsLine(t){const e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const n=e||Mn.getNormalMatrix(t),r=this.coplanarPoint(bn).applyMatrix4(t),i=this.normal.applyMatrix3(n).normalize();return this.constant=-r.dot(i),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)}}Sn.prototype.isPlane=!0;const En=new At,Tn=new ot;class An{constructor(t=new Sn,e=new Sn,n=new Sn,r=new Sn,i=new Sn,o=new Sn){this.planes=[t,e,n,r,i,o]}set(t,e,n,r,i,o){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(n),a[3].copy(r),a[4].copy(i),a[5].copy(o),this}copy(t){const e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this}setFromProjectionMatrix(t){const e=this.planes,n=t.elements,r=n[0],i=n[1],o=n[2],a=n[3],s=n[4],l=n[5],c=n[6],h=n[7],u=n[8],d=n[9],p=n[10],f=n[11],m=n[12],g=n[13],v=n[14],y=n[15];return e[0].setComponents(a-r,h-s,f-u,y-m).normalize(),e[1].setComponents(a+r,h+s,f+u,y+m).normalize(),e[2].setComponents(a+i,h+l,f+d,y+g).normalize(),e[3].setComponents(a-i,h-l,f-d,y-g).normalize(),e[4].setComponents(a-o,h-c,f-p,y-v).normalize(),e[5].setComponents(a+o,h+c,f+p,y+v).normalize(),this}intersectsObject(t){const e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),En.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(En)}intersectsSprite(t){return En.center.set(0,0,0),En.radius=.7071067811865476,En.applyMatrix4(t.matrixWorld),this.intersectsSphere(En)}intersectsSphere(t){const e=this.planes,n=t.center,r=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(n)0?t.max.x:t.min.x,Tn.y=r.normal.y>0?t.max.y:t.min.y,Tn.z=r.normal.z>0?t.max.z:t.min.z,r.distanceToPoint(Tn)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function Ln(){let t=null,e=!1,n=null,r=null;function i(e,o){n(e,o),r=t.requestAnimationFrame(i)}return{start:function(){!0!==e&&null!==n&&(r=t.requestAnimationFrame(i),e=!0)},stop:function(){t.cancelAnimationFrame(r),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function Cn(t,e){const n=e.isWebGL2,r=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),r.get(t)},remove:function(e){e.isInterleavedBufferAttribute&&(e=e.data);const n=r.get(e);n&&(t.deleteBuffer(n.buffer),r.delete(e))},update:function(e,i){if(e.isGLBufferAttribute){const t=r.get(e);return void((!t||t.version 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotVH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_maxMipLevel 8.0\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_maxTileSize 256.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\tfloat texelSize = 1.0 / ( 3.0 * cubeUV_maxTileSize );\n\t\tvec2 uv = getUV( direction, face ) * ( faceSize - 1.0 );\n\t\tvec2 f = fract( uv );\n\t\tuv += 0.5 - f;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tif ( mipInt < cubeUV_maxMipLevel ) {\n\t\t\tuv.y += 2.0 * cubeUV_maxTileSize;\n\t\t}\n\t\tuv.y += filterInt * 2.0 * cubeUV_minTileSize;\n\t\tuv.x += 3.0 * max( 0.0, cubeUV_maxTileSize - 2.0 * faceSize );\n\t\tuv *= texelSize;\n\t\tvec3 tl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x += texelSize;\n\t\tvec3 tr = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.y += texelSize;\n\t\tvec3 br = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x -= texelSize;\n\t\tvec3 bl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tvec3 tm = mix( tl, tr, f.x );\n\t\tvec3 bm = mix( bl, br, f.x );\n\t\treturn mix( tm, bm, f.y );\n\t}\n\t#define r0 1.0\n\t#define v0 0.339\n\t#define m0 - 2.0\n\t#define r1 0.8\n\t#define v1 0.276\n\t#define m1 - 1.0\n\t#define r4 0.4\n\t#define v4 0.046\n\t#define m4 2.0\n\t#define r5 0.305\n\t#define v5 0.016\n\t#define m5 3.0\n\t#define r6 0.21\n\t#define v6 0.0038\n\t#define m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= r1 ) {\n\t\t\tmip = ( r0 - roughness ) * ( m1 - m0 ) / ( r0 - r1 ) + m0;\n\t\t} else if ( roughness >= r4 ) {\n\t\t\tmip = ( r1 - roughness ) * ( m4 - m1 ) / ( r1 - r4 ) + m1;\n\t\t} else if ( roughness >= r5 ) {\n\t\t\tmip = ( r4 - roughness ) * ( m5 - m4 ) / ( r4 - r5 ) + m4;\n\t\t} else if ( roughness >= r6 ) {\n\t\t\tmip = ( r5 - roughness ) * ( m6 - m5 ) / ( r5 - r6 ) + m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), m0, cubeUV_maxMipLevel );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifndef ENVMAP_TYPE_CUBE_UV\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tfogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\n#ifdef REFLECTIVITY\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat specularRoughness;\n\tvec3 specularColor;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifndef USE_MORPHNORMALS\n\t\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\t\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN, float faceDirection ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN, faceDirection );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tfloat transmissionFactor = transmission;\n\tfloat thicknessFactor = thickness;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\ttransmissionFactor *= texture2D( transmissionMap, vUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSNMAP\n\t\tthicknessFactor *= texture2D( thicknessMap, vUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition.xyz / vWorldPosition.w;\n\tvec3 v = normalize( cameraPosition - pos );\n\tfloat ior = ( 1.0 + 0.4 * reflectivity ) / ( 1.0 - 0.4 * reflectivity );\n\tvec3 transmission = transmissionFactor * getIBLVolumeRefraction(\n\t\tnormal, v, roughnessFactor, material.diffuseColor, totalSpecular,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, ior, thicknessFactor,\n\t\tattenuationColor, attenuationDistance );\n\ttotalDiffuse = mix( totalDiffuse, transmission, transmissionFactor );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec4 vWorldPosition;\n\tvec3 getVolumeTransmissionRay(vec3 n, vec3 v, float thickness, float ior, mat4 modelMatrix) {\n\t\tvec3 refractionVector = refract(-v, normalize(n), 1.0 / ior);\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length(vec3(modelMatrix[0].xyz));\n\t\tmodelScale.y = length(vec3(modelMatrix[1].xyz));\n\t\tmodelScale.z = length(vec3(modelMatrix[2].xyz));\n\t\treturn normalize(refractionVector) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness(float roughness, float ior) {\n\t\treturn roughness * clamp(ior * 2.0 - 2.0, 0.0, 1.0);\n\t}\n\tvec3 getTransmissionSample(vec2 fragCoord, float roughness, float ior) {\n\t\tfloat framebufferLod = log2(transmissionSamplerSize.x) * applyIorToRoughness(roughness, ior);\n\t\treturn texture2DLodEXT(transmissionSamplerMap, fragCoord.xy, framebufferLod).rgb;\n\t}\n\tvec3 applyVolumeAttenuation(vec3 radiance, float transmissionDistance, vec3 attenuationColor, float attenuationDistance) {\n\t\tif (attenuationDistance == 0.0) {\n\t\t\treturn radiance;\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log(attenuationColor) / attenuationDistance;\n\t\t\tvec3 transmittance = exp(-attenuationCoefficient * transmissionDistance);\t\t\treturn transmittance * radiance;\n\t\t}\n\t}\n\tvec3 getIBLVolumeRefraction(vec3 n, vec3 v, float perceptualRoughness, vec3 baseColor, vec3 specularColor,\n\t\tvec3 position, mat4 modelMatrix, mat4 viewMatrix, mat4 projMatrix, float ior, float thickness,\n\t\tvec3 attenuationColor, float attenuationDistance) {\n\t\tvec3 transmissionRay = getVolumeTransmissionRay(n, v, thickness, ior, modelMatrix);\n\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4(refractedRayExit, 1.0);\n\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\trefractionCoords += 1.0;\n\t\trefractionCoords /= 2.0;\n\t\tvec3 transmittedLight = getTransmissionSample(refractionCoords, perceptualRoughness, ior);\n\t\tvec3 attenuatedColor = applyVolumeAttenuation(transmittedLight, length(transmissionRay), attenuationColor, attenuationDistance);\n\t\treturn (1.0 - specularColor) * attenuatedColor * baseColor;\n\t}\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",cube_frag:"#include \nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include \n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_ENVMAP\n\t#include \n\t#include \n\t#include \n\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform vec3 attenuationColor;\n\tuniform float attenuationDistance;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#ifdef USE_TRANSMISSION\n\tvarying vec4 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, 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vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include 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0!==i.depthPacking&&i.depthPacking,index0AttributeName:i.index0AttributeName,extensionDerivatives:i.extensions&&i.extensions.derivatives,extensionFragDepth:i.extensions&&i.extensions.fragDepth,extensionDrawBuffers:i.extensions&&i.extensions.drawBuffers,extensionShaderTextureLOD:i.extensions&&i.extensions.shaderTextureLOD,rendererExtensionFragDepth:s||n.has("EXT_frag_depth"),rendererExtensionDrawBuffers:s||n.has("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:s||n.has("EXT_shader_texture_lod"),customProgramCacheKey:i.customProgramCacheKey()}},getProgramCacheKey:function(e){const n=[];if(e.shaderID?n.push(e.shaderID):(n.push(e.fragmentShader),n.push(e.vertexShader)),void 0!==e.defines)for(const t in e.defines)n.push(t),n.push(e.defines[t]);if(!1===e.isRawShaderMaterial){for(let t=0;t0?i.push(h):!0===n.transparent?o.push(h):r.push(h)},unshift:function(t,e,n,a,l,c){const h=s(t,e,n,a,l,c);n.transmission>0?i.unshift(h):!0===n.transparent?o.unshift(h):r.unshift(h)},finish:function(){for(let t=n,r=e.length;t1&&r.sort(t||_i),i.length>1&&i.sort(e||bi),o.length>1&&o.sort(e||bi)}}}function Mi(t){let e=new WeakMap;return{get:function(n,r){let i;return!1===e.has(n)?(i=new wi(t),e.set(n,[i])):r>=e.get(n).length?(i=new wi(t),e.get(n).push(i)):i=e.get(n)[r],i},dispose:function(){e=new WeakMap}}}function Si(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":n={direction:new ot,color:new Ae};break;case"SpotLight":n={position:new ot,direction:new ot,color:new Ae,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new ot,color:new Ae,distance:0,decay:0};break;case"HemisphereLight":n={direction:new ot,skyColor:new Ae,groundColor:new Ae};break;case"RectAreaLight":n={color:new Ae,position:new ot,halfWidth:new ot,halfHeight:new ot}}return t[e.id]=n,n}}}let Ei=0;function Ti(t,e){return(e.castShadow?1:0)-(t.castShadow?1:0)}function Ai(t,e){const n=new Si,r=function(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Y};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Y,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=n,n}}}(),i={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]};for(let t=0;t<9;t++)i.probe.push(new ot);const o=new ot,a=new kt,s=new kt;return{setup:function(o){let a=0,s=0,l=0;for(let t=0;t<9;t++)i.probe[t].set(0,0,0);let c=0,h=0,u=0,d=0,p=0,f=0,m=0,g=0;o.sort(Ti);for(let t=0,e=o.length;t0&&(e.isWebGL2||!0===t.has("OES_texture_float_linear")?(i.rectAreaLTC1=Dn.LTC_FLOAT_1,i.rectAreaLTC2=Dn.LTC_FLOAT_2):!0===t.has("OES_texture_half_float_linear")?(i.rectAreaLTC1=Dn.LTC_HALF_1,i.rectAreaLTC2=Dn.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),i.ambient[0]=a,i.ambient[1]=s,i.ambient[2]=l;const v=i.hash;v.directionalLength===c&&v.pointLength===h&&v.spotLength===u&&v.rectAreaLength===d&&v.hemiLength===p&&v.numDirectionalShadows===f&&v.numPointShadows===m&&v.numSpotShadows===g||(i.directional.length=c,i.spot.length=u,i.rectArea.length=d,i.point.length=h,i.hemi.length=p,i.directionalShadow.length=f,i.directionalShadowMap.length=f,i.pointShadow.length=m,i.pointShadowMap.length=m,i.spotShadow.length=g,i.spotShadowMap.length=g,i.directionalShadowMatrix.length=f,i.pointShadowMatrix.length=m,i.spotShadowMatrix.length=g,v.directionalLength=c,v.pointLength=h,v.spotLength=u,v.rectAreaLength=d,v.hemiLength=p,v.numDirectionalShadows=f,v.numPointShadows=m,v.numSpotShadows=g,i.version=Ei++)},setupView:function(t,e){let n=0,r=0,l=0,c=0,h=0;const u=e.matrixWorldInverse;for(let e=0,d=t.length;e=n.get(r).length?(o=new Li(t,e),n.get(r).push(o)):o=n.get(r)[i],o},dispose:function(){n=new WeakMap}}}class Pi extends _e{constructor(t){super(),this.type="MeshDepthMaterial",this.depthPacking=3200,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.morphTargets=t.morphTargets,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}}Pi.prototype.isMeshDepthMaterial=!0;class Ri extends _e{constructor(t){super(),this.type="MeshDistanceMaterial",this.referencePosition=new ot,this.nearDistance=1,this.farDistance=1e3,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(t)}copy(t){return 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SAMPLE_RATE) {\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, i ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean * HALF_SAMPLE_RATE;\n\tsquared_mean = squared_mean * HALF_SAMPLE_RATE;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),p=d.clone();p.defines.HORIZONTAL_PASS=1;const g=new Ge;g.setAttribute("position",new Re(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const v=new ln(g,d),y=this;function x(n,r){const i=e.update(v);d.uniforms.shadow_pass.value=n.map.texture,d.uniforms.resolution.value=n.mapSize,d.uniforms.radius.value=n.radius,t.setRenderTarget(n.mapPass),t.clear(),t.renderBufferDirect(r,null,i,d,v,null),p.uniforms.shadow_pass.value=n.mapPass.texture,p.uniforms.resolution.value=n.mapSize,p.uniforms.radius.value=n.radius,t.setRenderTarget(n.map),t.clear(),t.renderBufferDirect(r,null,i,p,v,null)}function _(t){const e=t<<0;let n=s[e];return void 0===n&&(n=new Pi({depthPacking:3201,morphTargets:t}),s[e]=n),n}function b(t){const e=t<<0;let n=l[e];return void 0===n&&(n=new Ri({morphTargets:t}),l[e]=n),n}function w(e,n,r,i,o,a,s){let l=null,h=_,d=e.customDepthMaterial;if(!0===i.isPointLight&&(h=b,d=e.customDistanceMaterial),void 0===d){let t=!1;!0===r.morphTargets&&(t=n.morphAttributes&&n.morphAttributes.position&&n.morphAttributes.position.length>0),l=h(t)}else l=d;if(t.localClippingEnabled&&!0===r.clipShadows&&0!==r.clippingPlanes.length){const t=l.uuid,e=r.uuid;let n=c[t];void 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e=0;er||t.height>r)&&(i=r/Math.max(t.width,t.height)),i<1||!0===e){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const r=e?X:Math.floor,o=r(i*t.width),a=r(i*t.height);void 0===L&&(L=P(o,a));const s=n?P(o,a):L;s.width=o,s.height=a;return s.getContext("2d").drawImage(t,0,0,o,a),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+t.width+"x"+t.height+") to ("+o+"x"+a+")."),s}return"data"in t&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+t.width+"x"+t.height+")."),t}return t}function D(t){return q(t.width)&&q(t.height)}function I(t,e){return t.generateMipmaps&&e&&t.minFilter!==f&&t.minFilter!==m}function N(e,n,i,o,a=1){t.generateMipmap(e);r.get(n).__maxMipLevel=Math.log2(Math.max(i,o,a))}function O(n,r,i){if(!1===s)return r;if(null!==n){if(void 0!==t[n])return t[n];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+n+"'")}let o=r;return 6403===r&&(5126===i&&(o=33326),5131===i&&(o=33325),5121===i&&(o=33321)),6407===r&&(5126===i&&(o=34837),5131===i&&(o=34843),5121===i&&(o=32849)),6408===r&&(5126===i&&(o=34836),5131===i&&(o=34842),5121===i&&(o=32856)),33325!==o&&33326!==o&&34842!==o&&34836!==o||e.get("EXT_color_buffer_float"),o}function k(t){return t===f||1004===t||1005===t?9728:9729}function z(e){const n=e.target;n.removeEventListener("dispose",z),function(e){const n=r.get(e);if(void 0===n.__webglInit)return;t.deleteTexture(n.__webglTexture),r.remove(e)}(n),n.isVideoTexture&&A.delete(n),a.memory.textures--}function B(e){const n=e.target;n.removeEventListener("dispose",B),function(e){const n=e.texture,i=r.get(e),o=r.get(n);if(!e)return;void 0!==o.__webglTexture&&(t.deleteTexture(o.__webglTexture),a.memory.textures--);e.depthTexture&&e.depthTexture.dispose();if(e.isWebGLCubeRenderTarget)for(let e=0;e<6;e++)t.deleteFramebuffer(i.__webglFramebuffer[e]),i.__webglDepthbuffer&&t.deleteRenderbuffer(i.__webglDepthbuffer[e]);else t.deleteFramebuffer(i.__webglFramebuffer),i.__webglDepthbuffer&&t.deleteRenderbuffer(i.__webglDepthbuffer),i.__webglMultisampledFramebuffer&&t.deleteFramebuffer(i.__webglMultisampledFramebuffer),i.__webglColorRenderbuffer&&t.deleteRenderbuffer(i.__webglColorRenderbuffer),i.__webglDepthRenderbuffer&&t.deleteRenderbuffer(i.__webglDepthRenderbuffer);if(e.isWebGLMultipleRenderTargets)for(let e=0,i=n.length;e0&&i.__version!==t.version){const n=t.image;if(void 0===n)console.warn("THREE.WebGLRenderer: Texture marked for update but image is undefined");else{if(!1!==n.complete)return void Y(i,t,e);console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete")}}n.activeTexture(33984+e),n.bindTexture(3553,i.__webglTexture)}function H(e,i){const a=r.get(e);e.version>0&&a.__version!==e.version?function(e,r,i){if(6!==r.image.length)return;W(e,r),n.activeTexture(33984+i),n.bindTexture(34067,e.__webglTexture),t.pixelStorei(37440,r.flipY),t.pixelStorei(37441,r.premultiplyAlpha),t.pixelStorei(3317,r.unpackAlignment),t.pixelStorei(37443,0);const a=r&&(r.isCompressedTexture||r.image[0].isCompressedTexture),l=r.image[0]&&r.image[0].isDataTexture,h=[];for(let t=0;t<6;t++)h[t]=a||l?l?r.image[t].image:r.image[t]:R(r.image[t],!1,!0,c);const u=h[0],d=D(u)||s,p=o.convert(r.format),f=o.convert(r.type),m=O(r.internalFormat,p,f);let g;if(j(34067,r,d),a){for(let t=0;t<6;t++){g=h[t].mipmaps;for(let e=0;e1||r.get(o).__currentAnisotropy)&&(t.texParameterf(n,a.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(o.anisotropy,i.getMaxAnisotropy())),r.get(o).__currentAnisotropy=o.anisotropy)}}function W(e,n){void 0===e.__webglInit&&(e.__webglInit=!0,n.addEventListener("dispose",z),e.__webglTexture=t.createTexture(),a.memory.textures++)}function Y(e,r,i){let a=3553;r.isDataTexture2DArray&&(a=35866),r.isDataTexture3D&&(a=32879),W(e,r),n.activeTexture(33984+i),n.bindTexture(a,e.__webglTexture),t.pixelStorei(37440,r.flipY),t.pixelStorei(37441,r.premultiplyAlpha),t.pixelStorei(3317,r.unpackAlignment),t.pixelStorei(37443,0);const l=function(t){return!s&&(t.wrapS!==d||t.wrapT!==d||t.minFilter!==f&&t.minFilter!==m)}(r)&&!1===D(r.image),c=R(r.image,l,!1,h),u=D(c)||s,p=o.convert(r.format);let g,v=o.convert(r.type),b=O(r.internalFormat,p,v);j(a,r,u);const A=r.mipmaps;if(r.isDepthTexture)b=6402,s?b=r.type===_?36012:r.type===x?33190:r.type===w?35056:33189:r.type===_&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),r.format===E&&6402===b&&r.type!==y&&r.type!==x&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),r.type=y,v=o.convert(r.type)),r.format===T&&6402===b&&(b=34041,r.type!==w&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),r.type=w,v=o.convert(r.type))),n.texImage2D(3553,0,b,c.width,c.height,0,p,v,null);else if(r.isDataTexture)if(A.length>0&&u){for(let t=0,e=A.length;t0&&u){for(let t=0,e=A.length;t=l&&console.warn("THREE.WebGLTextures: Trying to use "+t+" texture units while this GPU supports only "+l),F+=1,t},this.resetTextureUnits=function(){F=0},this.setTexture2D=U,this.setTexture2DArray=function(t,e){const i=r.get(t);t.version>0&&i.__version!==t.version?Y(i,t,e):(n.activeTexture(33984+e),n.bindTexture(35866,i.__webglTexture))},this.setTexture3D=function(t,e){const i=r.get(t);t.version>0&&i.__version!==t.version?Y(i,t,e):(n.activeTexture(33984+e),n.bindTexture(32879,i.__webglTexture))},this.setTextureCube=H,this.setupRenderTarget=function(e){const l=e.texture,c=r.get(e),h=r.get(l);e.addEventListener("dispose",B),!0!==e.isWebGLMultipleRenderTargets&&(h.__webglTexture=t.createTexture(),h.__version=l.version,a.memory.textures++);const u=!0===e.isWebGLCubeRenderTarget,d=!0===e.isWebGLMultipleRenderTargets,p=!0===e.isWebGLMultisampleRenderTarget,f=l.isDataTexture3D||l.isDataTexture2DArray,m=D(e)||s;if(!s||l.format!==M||l.type!==_&&l.type!==b||(l.format=S,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.")),u){c.__webglFramebuffer=[];for(let e=0;e<6;e++)c.__webglFramebuffer[e]=t.createFramebuffer()}else if(c.__webglFramebuffer=t.createFramebuffer(),d)if(i.drawBuffers){const n=e.texture;for(let e=0,i=n.length;es+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&a<=s-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==s&&t.gripSpace&&(i=e.getPose(t.gripSpace,n),null!==i&&(s.matrix.fromArray(i.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale),i.linearVelocity?(s.hasLinearVelocity=!0,s.linearVelocity.copy(i.linearVelocity)):s.hasLinearVelocity=!1,i.angularVelocity?(s.hasAngularVelocity=!0,s.angularVelocity.copy(i.angularVelocity)):s.hasAngularVelocity=!1));return null!==a&&(a.visible=null!==r),null!==s&&(s.visible=null!==i),null!==l&&(l.visible=null!==o),this}}class Ui extends 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t=0;t0&&(t.transmissionSamplerMap.value=r.texture,t.transmissionSamplerSize.value.set(r.width,r.height));t.thickness.value=e.thickness,e.thicknessMap&&(t.thicknessMap.value=e.thicknessMap);t.attenuationDistance.value=e.attenuationDistance,t.attenuationColor.value.copy(e.attenuationColor)}(t,r,a):n(t,r)):r.isMeshMatcapMaterial?(e(t,r),function(t,e){e.matcap&&(t.matcap.value=e.matcap);e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshDepthMaterial?(e(t,r),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isMeshDistanceMaterial?(e(t,r),function(t,e){e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias);t.referencePosition.value.copy(e.referencePosition),t.nearDistance.value=e.nearDistance,t.farDistance.value=e.farDistance}(t,r)):r.isMeshNormalMaterial?(e(t,r),function(t,e){e.bumpMap&&(t.bumpMap.value=e.bumpMap,t.bumpScale.value=e.bumpScale,1===e.side&&(t.bumpScale.value*=-1));e.normalMap&&(t.normalMap.value=e.normalMap,t.normalScale.value.copy(e.normalScale),1===e.side&&t.normalScale.value.negate());e.displacementMap&&(t.displacementMap.value=e.displacementMap,t.displacementScale.value=e.displacementScale,t.displacementBias.value=e.displacementBias)}(t,r)):r.isLineBasicMaterial?(function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity}(t,r),r.isLineDashedMaterial&&function(t,e){t.dashSize.value=e.dashSize,t.totalSize.value=e.dashSize+e.gapSize,t.scale.value=e.scale}(t,r)):r.isPointsMaterial?function(t,e,n,r){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.size.value=e.size*n,t.scale.value=.5*r,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);let i;e.map?i=e.map:e.alphaMap&&(i=e.alphaMap);void 0!==i&&(!0===i.matrixAutoUpdate&&i.updateMatrix(),t.uvTransform.value.copy(i.matrix))}(t,r,i,o):r.isSpriteMaterial?function(t,e){t.diffuse.value.copy(e.color),t.opacity.value=e.opacity,t.rotation.value=e.rotation,e.map&&(t.map.value=e.map);e.alphaMap&&(t.alphaMap.value=e.alphaMap);let n;e.map?n=e.map:e.alphaMap&&(n=e.alphaMap);void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),t.uvTransform.value.copy(n.matrix))}(t,r):r.isShadowMaterial?(t.color.value.copy(r.color),t.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function Vi(t={}){const e=void 0!==t.canvas?t.canvas:function(){const t=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");return t.style.display="block",t}(),n=void 0!==t.context?t.context:null,r=void 0!==t.alpha&&t.alpha,i=void 0===t.depth||t.depth,o=void 0===t.stencil||t.stencil,a=void 0!==t.antialias&&t.antialias,s=void 0===t.premultipliedAlpha||t.premultipliedAlpha,l=void 0!==t.preserveDrawingBuffer&&t.preserveDrawingBuffer,c=void 0!==t.powerPreference?t.powerPreference:"default",h=void 0!==t.failIfMajorPerformanceCaveat&&t.failIfMajorPerformanceCaveat;let u=null,p=null;const m=[],y=[];this.domElement=e,this.debug={checkShaderErrors:!0},this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.sortObjects=!0,this.clippingPlanes=[],this.localClippingEnabled=!1,this.gammaFactor=2,this.outputEncoding=N,this.physicallyCorrectLights=!1,this.toneMapping=0,this.toneMappingExposure=1;const x=this;let w=!1,M=0,E=0,T=null,A=-1,L=null;const C=new et,P=new et;let R=null,D=e.width,I=e.height,O=1,k=null,z=null;const B=new et(0,0,D,I),F=new et(0,0,D,I);let U=!1;const H=[],V=new An;let G=!1,j=!1,W=null;const q=new kt,X=new ot,Y={background:null,fog:null,environment:null,overrideMaterial:null,isScene:!0};function Z(){return null===T?O:1}let J,$,Q,K,tt,it,at,st,lt,ct,ht,ut,dt,pt,ft,mt,gt,vt,yt,xt,_t,bt,wt=n;function Mt(t,n){for(let r=0;r0&&Nt(r,t,e),i.length>0&&function(t,e,n,r){if(null===W){const t=!0===a&&!0===$.isWebGL2;W=new(t?rt:nt)(1024,1024,{generateMipmaps:!0,type:null!==_t.convert(b)?b:v,minFilter:g,magFilter:f,wrapS:d,wrapT:d})}const i=x.getRenderTarget();x.setRenderTarget(W),x.clear();const o=x.toneMapping;x.toneMapping=0,Nt(t,n,r),x.toneMapping=o,it.updateMultisampleRenderTarget(W),it.updateRenderTargetMipmap(W),x.setRenderTarget(i),Nt(e,n,r)}(r,i,t,e),o.length>0&&Nt(o,t,e),null!==T&&(it.updateMultisampleRenderTarget(T),it.updateRenderTargetMipmap(T)),!0===t.isScene&&t.onAfterRender(x,t,e),Q.buffers.depth.setTest(!0),Q.buffers.depth.setMask(!0),Q.buffers.color.setMask(!0),Q.setPolygonOffset(!1),bt.resetDefaultState(),A=-1,L=null,y.pop(),p=y.length>0?y[y.length-1]:null,m.pop(),u=m.length>0?m[m.length-1]:null},this.getActiveCubeFace=function(){return M},this.getActiveMipmapLevel=function(){return E},this.getRenderTarget=function(){return T},this.setRenderTarget=function(t,e=0,n=0){T=t,M=e,E=n,t&&void 0===tt.get(t).__webglFramebuffer&&it.setupRenderTarget(t);let r=null,i=!1,o=!1;if(t){const n=t.texture;(n.isDataTexture3D||n.isDataTexture2DArray)&&(o=!0);const a=tt.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(r=a[e],i=!0):r=t.isWebGLMultisampleRenderTarget?tt.get(t).__webglMultisampledFramebuffer:a,C.copy(t.viewport),P.copy(t.scissor),R=t.scissorTest}else C.copy(B).multiplyScalar(O).floor(),P.copy(F).multiplyScalar(O).floor(),R=U;if(Q.bindFramebuffer(36160,r)&&$.drawBuffers){let e=!1;if(t)if(t.isWebGLMultipleRenderTargets){const n=t.texture;if(H.length!==n.length||36064!==H[0]){for(let t=0,e=n.length;t=0&&e<=t.width-r&&n>=0&&n<=t.height-i&&wt.readPixels(e,n,r,i,_t.convert(s),_t.convert(l),o):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{const t=null!==T?tt.get(T).__webglFramebuffer:null;Q.bindFramebuffer(36160,t)}}},this.copyFramebufferToTexture=function(t,e,n=0){const r=Math.pow(2,-n),i=Math.floor(e.image.width*r),o=Math.floor(e.image.height*r);let a=_t.convert(e.format);$.isWebGL2&&(6407===a&&(a=32849),6408===a&&(a=32856)),it.setTexture2D(e,0),wt.copyTexImage2D(3553,n,a,t.x,t.y,i,o,0),Q.unbindTexture()},this.copyTextureToTexture=function(t,e,n,r=0){const i=e.image.width,o=e.image.height,a=_t.convert(n.format),s=_t.convert(n.type);it.setTexture2D(n,0),wt.pixelStorei(37440,n.flipY),wt.pixelStorei(37441,n.premultiplyAlpha),wt.pixelStorei(3317,n.unpackAlignment),e.isDataTexture?wt.texSubImage2D(3553,r,t.x,t.y,i,o,a,s,e.image.data):e.isCompressedTexture?wt.compressedTexSubImage2D(3553,r,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,a,e.mipmaps[0].data):wt.texSubImage2D(3553,r,t.x,t.y,a,s,e.image),0===r&&n.generateMipmaps&&wt.generateMipmap(3553),Q.unbindTexture()},this.copyTextureToTexture3D=function(t,e,n,r,i=0){if(x.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const o=t.max.x-t.min.x+1,a=t.max.y-t.min.y+1,s=t.max.z-t.min.z+1,l=_t.convert(r.format),c=_t.convert(r.type);let h;if(r.isDataTexture3D)it.setTexture3D(r,0),h=32879;else{if(!r.isDataTexture2DArray)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");it.setTexture2DArray(r,0),h=35866}wt.pixelStorei(37440,r.flipY),wt.pixelStorei(37441,r.premultiplyAlpha),wt.pixelStorei(3317,r.unpackAlignment);const u=wt.getParameter(3314),d=wt.getParameter(32878),p=wt.getParameter(3316),f=wt.getParameter(3315),m=wt.getParameter(32877),g=n.isCompressedTexture?n.mipmaps[0]:n.image;wt.pixelStorei(3314,g.width),wt.pixelStorei(32878,g.height),wt.pixelStorei(3316,t.min.x),wt.pixelStorei(3315,t.min.y),wt.pixelStorei(32877,t.min.z),n.isDataTexture||n.isDataTexture3D?wt.texSubImage3D(h,i,e.x,e.y,e.z,o,a,s,l,c,g.data):n.isCompressedTexture?(console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: untested support for compressed srcTexture."),wt.compressedTexSubImage3D(h,i,e.x,e.y,e.z,o,a,s,l,g.data)):wt.texSubImage3D(h,i,e.x,e.y,e.z,o,a,s,l,c,g),wt.pixelStorei(3314,u),wt.pixelStorei(32878,d),wt.pixelStorei(3316,p),wt.pixelStorei(3315,f),wt.pixelStorei(32877,m),0===i&&r.generateMipmaps&&wt.generateMipmap(h),Q.unbindTexture()},this.initTexture=function(t){it.setTexture2D(t,0),Q.unbindTexture()},this.resetState=function(){M=0,E=0,T=null,Q.reset(),bt.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}(class extends Vi{}).prototype.isWebGL1Renderer=!0;class Gi extends se{constructor(){super(),this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),e}}Gi.prototype.isScene=!0;class ji{constructor(t,e){this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=k,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=G()}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}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,e,n){t*=this.stride,n*=e.stride;for(let r=0,i=this.stride;rt.far||e.push({distance:s,point:Zi.clone(),uv:ye.getUV(Zi,eo,no,ro,io,oo,ao,new Y),face:null,object:this})}copy(t){return super.copy(t),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}).prototype.isSprite=!0;const lo=new ot,co=new et,ho=new et,uo=new ot,po=new kt;class fo extends ln{constructor(t,e){super(t,e),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new kt,this.bindMatrixInverse=new kt}copy(t){return super.copy(t),this.bindMode=t.bindMode,this.bindMatrix.copy(t.bindMatrix),this.bindMatrixInverse.copy(t.bindMatrixInverse),this.skeleton=t.skeleton,this}bind(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.copy(e).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const t=new et,e=this.geometry.attributes.skinWeight;for(let n=0,r=e.count;ns)continue;u.applyMatrix4(this.matrixWorld);const d=t.ray.origin.distanceTo(u);dt.far||e.push({distance:d,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}else{for(let n=Math.max(0,o.start),r=Math.min(i.count,o.start+o.count)-1;ns)continue;u.applyMatrix4(this.matrixWorld);const r=t.ray.origin.distanceTo(u);rt.far||e.push({distance:r,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}}else n.isGeometry&&console.error("THREE.Line.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}updateMorphTargets(){const t=this.geometry;if(t.isBufferGeometry){const e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}Eo.prototype.isLine=!0;const To=new ot,Ao=new ot;class Lo extends Eo{constructor(t,e){super(t,e),this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(t.isBufferGeometry)if(null===t.index){const e=t.attributes.position,n=[];for(let t=0,r=e.count;ti.far)return;o.push({distance:l,distanceToRay:Math.sqrt(s),point:n,index:e,face:null,object:a})}}(class extends se{constructor(t=new Ge,e=new Co){super(),this.type="Points",this.geometry=t,this.material=e,this.updateMorphTargets()}copy(t){return super.copy(t),this.material=t.material,this.geometry=t.geometry,this}raycast(t,e){const n=this.geometry,r=this.matrixWorld,i=t.params.Points.threshold,o=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Do.copy(n.boundingSphere),Do.applyMatrix4(r),Do.radius+=i,!1===t.ray.intersectsSphere(Do))return;Po.copy(r).invert(),Ro.copy(t.ray).applyMatrix4(Po);const a=i/((this.scale.x+this.scale.y+this.scale.z)/3),s=a*a;if(n.isBufferGeometry){const i=n.index,a=n.attributes.position;if(null!==i){for(let n=Math.max(0,o.start),l=Math.min(i.count,o.start+o.count);n0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}).prototype.isPoints=!0;(class extends K{constructor(t,e,n,r,i,o,a,s,l){super(t,e,n,r,i,o,a,s,l),this.format=void 0!==a?a:M,this.minFilter=void 0!==o?o:m,this.magFilter=void 0!==i?i:m,this.generateMipmaps=!1;const c=this;"requestVideoFrameCallback"in t&&t.requestVideoFrameCallback((function e(){c.needsUpdate=!0,t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}).prototype.isVideoTexture=!0;(class extends K{constructor(t,e,n,r,i,o,a,s,l,c,h,u){super(null,o,a,s,l,c,r,i,h,u),this.image={width:e,height:n},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}).prototype.isCompressedTexture=!0;(class extends K{constructor(t,e,n,r,i,o,a,s,l){super(t,e,n,r,i,o,a,s,l),this.needsUpdate=!0}}).prototype.isCanvasTexture=!0;(class extends K{constructor(t,e,n,r,i,o,a,s,l,c){if((c=void 0!==c?c:E)!==E&&c!==T)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&c===E&&(n=y),void 0===n&&c===T&&(n=w),super(null,r,i,o,a,s,c,n,l),this.image={width:t,height:e},this.magFilter=void 0!==a?a:f,this.minFilter=void 0!==s?s:f,this.flipY=!1,this.generateMipmaps=!1}}).prototype.isDepthTexture=!0;class Oo extends Ge{constructor(t=1,e=1,n=1,r=8,i=1,o=!1,a=0,s=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:r,heightSegments:i,openEnded:o,thetaStart:a,thetaLength:s};const l=this;r=Math.floor(r),i=Math.floor(i);const c=[],h=[],u=[],d=[];let p=0;const f=[],m=n/2;let g=0;function v(n){const i=p,o=new Y,f=new ot;let v=0;const y=!0===n?t:e,x=!0===n?1:-1;for(let t=1;t<=r;t++)h.push(0,m*x,0),u.push(0,x,0),d.push(.5,.5),p++;const _=p;for(let t=0;t<=r;t++){const e=t/r*s+a,n=Math.cos(e),i=Math.sin(e);f.x=y*i,f.y=m*x,f.z=y*n,h.push(f.x,f.y,f.z),u.push(0,x,0),o.x=.5*n+.5,o.y=.5*i*x+.5,d.push(o.x,o.y),p++}for(let t=0;t0&&v(!0),e>0&&v(!1)),this.setIndex(c),this.setAttribute("position",new Ne(h,3)),this.setAttribute("normal",new Ne(u,3)),this.setAttribute("uv",new Ne(d,2))}static fromJSON(t){return new Oo(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class ko extends Oo{constructor(t=1,e=1,n=8,r=1,i=!1,o=0,a=2*Math.PI){super(0,t,e,n,r,i,o,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:r,openEnded:i,thetaStart:o,thetaLength:a}}static fromJSON(t){return new ko(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}new ot,new ot,new ot,new ye;class zo{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(t,e){const n=this.getUtoTmapping(t);return this.getPoint(n,e)}getPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPoint(n/t));return e}getSpacedPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e}getLength(){const t=this.getLengths();return t[t.length-1]}getLengths(t=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const e=[];let n,r=this.getPoint(0),i=0;e.push(0);for(let o=1;o<=t;o++)n=this.getPoint(o/t),i+=n.distanceTo(r),e.push(i),r=n;return this.cacheArcLengths=e,e}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(t,e){const n=this.getLengths();let r=0;const i=n.length;let o;o=e||t*n[i-1];let a,s=0,l=i-1;for(;s<=l;)if(r=Math.floor(s+(l-s)/2),a=n[r]-o,a<0)s=r+1;else{if(!(a>0)){l=r;break}l=r-1}if(r=l,n[r]===o)return r/(i-1);const c=n[r];return(r+(o-c)/(n[r+1]-c))/(i-1)}getTangent(t,e){const n=1e-4;let r=t-n,i=t+n;r<0&&(r=0),i>1&&(i=1);const o=this.getPoint(r),a=this.getPoint(i),s=e||(o.isVector2?new Y:new ot);return s.copy(a).sub(o).normalize(),s}getTangentAt(t,e){const n=this.getUtoTmapping(t);return this.getTangent(n,e)}computeFrenetFrames(t,e){const n=new ot,r=[],i=[],o=[],a=new ot,s=new kt;for(let e=0;e<=t;e++){const n=e/t;r[e]=this.getTangentAt(n,new ot),r[e].normalize()}i[0]=new ot,o[0]=new ot;let l=Number.MAX_VALUE;const c=Math.abs(r[0].x),h=Math.abs(r[0].y),u=Math.abs(r[0].z);c<=l&&(l=c,n.set(1,0,0)),h<=l&&(l=h,n.set(0,1,0)),u<=l&&n.set(0,0,1),a.crossVectors(r[0],n).normalize(),i[0].crossVectors(r[0],a),o[0].crossVectors(r[0],i[0]);for(let e=1;e<=t;e++){if(i[e]=i[e-1].clone(),o[e]=o[e-1].clone(),a.crossVectors(r[e-1],r[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(j(r[e-1].dot(r[e]),-1,1));i[e].applyMatrix4(s.makeRotationAxis(a,t))}o[e].crossVectors(r[e],i[e])}if(!0===e){let 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t=this.getValueSize();this.times=za.arraySlice(n,i,o),this.values=za.arraySlice(this.values,i*t,o*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const n=this.times,r=this.values,i=n.length;0===i&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let o=null;for(let e=0;e!==i;e++){const r=n[e];if("number"==typeof r&&isNaN(r)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,r),t=!1;break}if(null!==o&&o>r){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,r,o),t=!1;break}o=r}if(void 0!==r&&za.isTypedArray(r))for(let e=0,n=r.length;e!==n;++e){const n=r[e];if(isNaN(n)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,n),t=!1;break}}return t}optimize(){const t=za.arraySlice(this.times),e=za.arraySlice(this.values),n=this.getValueSize(),r=this.getInterpolation()===C,i=t.length-1;let o=1;for(let a=1;a0){t[o]=t[i];for(let t=i*n,r=o*n,a=0;a!==n;++a)e[r+a]=e[t+a];++o}return o!==t.length?(this.times=za.arraySlice(t,0,o),this.values=za.arraySlice(e,0,o*n)):(this.times=t,this.values=e),this}clone(){const t=za.arraySlice(this.times,0),e=za.arraySlice(this.values,0),n=new(0,this.constructor)(this.name,t,e);return n.createInterpolant=this.createInterpolant,n}}Va.prototype.TimeBufferType=Float32Array,Va.prototype.ValueBufferType=Float32Array,Va.prototype.DefaultInterpolation=L;class Ga extends Va{}Ga.prototype.ValueTypeName="bool",Ga.prototype.ValueBufferType=Array,Ga.prototype.DefaultInterpolation=A,Ga.prototype.InterpolantFactoryMethodLinear=void 0,Ga.prototype.InterpolantFactoryMethodSmooth=void 0;class ja extends Va{}ja.prototype.ValueTypeName="color";class Wa extends Va{}Wa.prototype.ValueTypeName="number";class qa extends Ba{constructor(t,e,n,r){super(t,e,n,r)}interpolate_(t,e,n,r){const i=this.resultBuffer,o=this.sampleValues,a=this.valueSize,s=(n-e)/(r-e);let l=t*a;for(let t=l+a;l!==t;l+=4)it.slerpFlat(i,0,o,l-a,o,l,s);return i}}class Xa extends Va{InterpolantFactoryMethodLinear(t){return new qa(this.times,this.values,this.getValueSize(),t)}}Xa.prototype.ValueTypeName="quaternion",Xa.prototype.DefaultInterpolation=L,Xa.prototype.InterpolantFactoryMethodSmooth=void 0;class Ya extends Va{}Ya.prototype.ValueTypeName="string",Ya.prototype.ValueBufferType=Array,Ya.prototype.DefaultInterpolation=A,Ya.prototype.InterpolantFactoryMethodLinear=void 0,Ya.prototype.InterpolantFactoryMethodSmooth=void 0;class Za extends Va{}Za.prototype.ValueTypeName="vector";class Ja{constructor(t,e=-1,n,r=2500){this.name=t,this.tracks=n,this.duration=e,this.blendMode=r,this.uuid=G(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],n=t.tracks,r=1/(t.fps||1);for(let t=0,i=n.length;t!==i;++t)e.push($a(n[t]).scale(r));const i=new this(t.name,t.duration,e,t.blendMode);return i.uuid=t.uuid,i}static toJSON(t){const e=[],n=t.tracks,r={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let t=0,r=n.length;t!==r;++t)e.push(Va.toJSON(n[t]));return r}static CreateFromMorphTargetSequence(t,e,n,r){const i=e.length,o=[];for(let t=0;t1){const t=o[1];let e=r[t];e||(r[t]=e=[]),e.push(n)}}const o=[];for(const t in r)o.push(this.CreateFromMorphTargetSequence(t,r[t],e,n));return o}static parseAnimation(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(t,e,n,r,i){if(0!==n.length){const o=[],a=[];za.flattenJSON(n,o,a,r),0!==o.length&&i.push(new t(e,o,a))}},r=[],i=t.name||"default",o=t.fps||30,a=t.blendMode;let s=t.length||-1;const l=t.hierarchy||[];for(let t=0;t0||0===t.search(/^data\:image\/jpeg/);i.format=r?M:S,i.needsUpdate=!0,void 0!==e&&e(i)}),n,r),i}}class as extends zo{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(t){this.curves.push(t)}closePath(){const t=this.curves[0].getPoint(0),e=this.curves[this.curves.length-1].getPoint(1);t.equals(e)||this.curves.push(new $o(e,t))}getPoint(t){const e=t*this.getLength(),n=this.getCurveLengths();let r=0;for(;r=e){const t=n[r]-e,i=this.curves[r],o=i.getLength(),a=0===o?0:1-t/o;return i.getPointAt(a)}r++}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 e=0;for(let n=0,r=this.curves.length;n1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e}copy(t){super.copy(t),this.curves=[];for(let e=0,n=t.curves.length;e0){const t=l.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(l);const c=l.getPoint(1);return this.currentPoint.copy(c),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 ls extends ss{constructor(t){super(t),this.uuid=G(),this.type="Shape",this.holes=[]}getPointsHoles(t){const e=[];for(let n=0,r=this.holes.length;n0&&this._mixBufferRegionAdditive(n,r,this._addIndex*e,1,e);for(let t=e,i=e+e;t!==i;++t)if(n[t]!==n[t+e]){a.setValue(n,r);break}}saveOriginalState(){const t=this.binding,e=this.buffer,n=this.valueSize,r=n*this._origIndex;t.getValue(e,r);for(let t=n,i=r;t!==i;++t)e[t]=e[r+t%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let n=t;n=.5)for(let r=0;r!==i;++r)t[e+r]=t[n+r]}_slerp(t,e,n,r){it.slerpFlat(t,e,t,e,t,n,r)}_slerpAdditive(t,e,n,r,i){const o=this._workIndex*i;it.multiplyQuaternionsFlat(t,o,t,e,t,n),it.slerpFlat(t,e,t,e,t,o,r)}_lerp(t,e,n,r,i){const o=1-r;for(let a=0;a!==i;++a){const i=e+a;t[i]=t[i]*o+t[n+a]*r}}_lerpAdditive(t,e,n,r,i){for(let o=0;o!==i;++o){const i=e+o;t[i]=t[i]+t[n+o]*r}}}const Rs="\\[\\]\\.:\\/",Ds=new RegExp("[\\[\\]\\.:\\/]","g"),Is="[^\\[\\]\\.:\\/]",Ns="[^"+Rs.replace("\\.","")+"]",Os=/((?:WC+[\/:])*)/.source.replace("WC",Is),ks=/(WCOD+)?/.source.replace("WCOD",Ns),zs=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Is),Bs=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Is),Fs=new RegExp("^"+Os+ks+zs+Bs+"$"),Us=["material","materials","bones"];class Hs{constructor(t,e,n){this.path=e,this.parsedPath=n||Hs.parseTrackName(e),this.node=Hs.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,n){return t&&t.isAnimationObjectGroup?new Hs.Composite(t,e,n):new Hs(t,e,n)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Ds,"")}static parseTrackName(t){const e=Fs.exec(t);if(!e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const n={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},r=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==r&&-1!==r){const t=n.nodeName.substring(r+1);-1!==Us.indexOf(t)&&(n.nodeName=n.nodeName.substring(0,r),n.objectName=t)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return n}static findNode(t,e){if(!e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const n=t.skeleton.getBoneByName(e);if(void 0!==n)return n}if(t.children){const n=function(t){for(let r=0;r0){const t=this._interpolants,e=this._propertyBindings;switch(this.blendMode){case 2501:for(let n=0,r=t.length;n!==r;++n)t[n].evaluate(o),e[n].accumulateAdditive(a);break;case I:default:for(let n=0,i=t.length;n!==i;++n)t[n].evaluate(o),e[n].accumulate(r,a)}}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const n=this._weightInterpolant;if(null!==n){const r=n.evaluate(t)[0];e*=r,t>n.parameterPositions[1]&&(this.stopFading(),0===r&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const n=this._timeScaleInterpolant;if(null!==n){e*=n.evaluate(t)[0],t>n.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,n=this.loop;let r=this.time+t,i=this._loopCount;const o=2202===n;if(0===t)return-1===i?r:o&&1==(1&i)?e-r:r;if(2200===n){-1===i&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(r>=e)r=e;else{if(!(r<0)){this.time=r;break t}r=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===i&&(t>=0?(i=0,this._setEndings(!0,0===this.repetitions,o)):this._setEndings(0===this.repetitions,!0,o)),r>=e||r<0){const n=Math.floor(r/e);r-=e*n,i+=Math.abs(n);const a=this.repetitions-i;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,r=t>0?e:0,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,o)}else this._setEndings(!1,!1,o);this._loopCount=i,this.time=r,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=r;if(o&&1==(1&i))return e-r}return r}_setEndings(t,e,n){const r=this._interpolantSettings;n?(r.endingStart=R,r.endingEnd=R):(r.endingStart=t?this.zeroSlopeAtStart?R:P:D,r.endingEnd=e?this.zeroSlopeAtEnd?R:P:D)}_scheduleFading(t,e,n){const r=this._mixer,i=r.time;let 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You passed "+t);for(var n=e.values(),r=n.next();!r.done;){if(t(r.value))return!0;r=n.next()}}},gc=fc;function vc(t,e){if(!e)return-1;if(e.indexOf)return e.indexOf(t);var n,r=e.length;for(n=0;n {var}max) {var}max = pos.{var};",{indent:6})}\n }\n\n // Makes the bounds square.\n var maxSideLength = -Infinity;\n ${e("if ({var}max - {var}min > maxSideLength) maxSideLength = {var}max - {var}min ;",{indent:4})}\n\n currentInCache = 0;\n root = newNode();\n ${e("root.min_{var} = {var}min;",{indent:4})}\n ${e("root.max_{var} = {var}min + maxSideLength;",{indent:4})}\n\n i = bodies.length - 1;\n if (i >= 0) {\n root.body = bodies[i];\n }\n while (i--) {\n insert(bodies[i], root);\n }\n }\n\n function insert(newBody) {\n insertStack.reset();\n insertStack.push(root, newBody);\n\n while (!insertStack.isEmpty()) {\n var stackItem = insertStack.pop();\n var node = stackItem.node;\n var body = stackItem.body;\n\n if (!node.body) {\n // This is internal node. 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Add\n // subnode to it.\n child = newNode();\n ${e("child.min_{var} = min_{var};",{indent:10})}\n ${e("child.max_{var} = max_{var};",{indent:10})}\n child.body = body;\n\n setChild(node, quadIdx, child);\n } else {\n // continue searching in this quadrant.\n insertStack.push(child, body);\n }\n } else {\n // We are trying to add to the leaf node.\n // We have to convert current leaf into internal node\n // and continue adding two nodes.\n var oldBody = node.body;\n node.body = null; // internal nodes do not cary bodies\n\n if (isSamePosition(oldBody.pos, body.pos)) {\n // Prevent infinite subdivision by bumping one node\n // anywhere in this quadrant\n var retriesCount = 3;\n do {\n var offset = random.nextDouble();\n ${e("var d{var} = (node.max_{var} - node.min_{var}) * offset;",{indent:12})}\n\n ${e("oldBody.pos.{var} = node.min_{var} + d{var};",{indent:12})}\n retriesCount -= 1;\n // Make sure we don't bump it out of the box. If we do, next iteration should fix it\n } while (retriesCount > 0 && isSamePosition(oldBody.pos, body.pos));\n\n if (retriesCount === 0 && isSamePosition(oldBody.pos, body.pos)) {\n // This is very bad, we ran out of precision.\n // if we do not return from the method we'll get into\n // infinite loop here. So we sacrifice correctness of layout, and keep the app running\n // Next layout iteration should get larger bounding box in the first step and fix this\n return;\n }\n }\n // Next iteration should subdivide node further.\n insertStack.push(node, oldBody);\n insertStack.push(node, body);\n }\n }\n }\n}\nreturn createQuadTree;\n\n`}function Oc(t){let e=Dc(t);return`\n function isSamePosition(point1, point2) {\n ${e("var d{var} = Math.abs(point1.{var} - point2.{var});",{indent:2})}\n \n return ${e("d{var} < 1e-8",{join:" && "})};\n } \n`}function kc(t){var e=Math.pow(2,t);return`\nfunction setChild(node, idx, child) {\n ${function(){let t=[];for(let n=0;n 0) {\n return this.stack[--this.popIdx];\n }\n },\n reset: function () {\n this.popIdx = 0;\n }\n};\n\nfunction InsertStackElement(node, body) {\n this.node = node; // QuadTree node\n this.body = body; // physical body which needs to be inserted to node\n}\n"}Rc.exports=function(t){let e=Nc(t);return new Function(e)()},Rc.exports.generateQuadTreeFunctionBody=Nc,Rc.exports.getInsertStackCode=Fc,Rc.exports.getQuadNodeCode=Bc,Rc.exports.isSamePosition=Oc,Rc.exports.getChildBodyCode=zc,Rc.exports.setChildBodyCode=kc;var Uc={exports:{}};Uc.exports=function(t){let e=Vc(t);return new Function("bodies","settings","random",e)},Uc.exports.generateFunctionBody=Vc;const Hc=Tc;function Vc(t){let e=Hc(t);return`\n var boundingBox = {\n ${e("min_{var}: 0, max_{var}: 0,",{indent:4})}\n };\n\n return {\n box: boundingBox,\n\n update: updateBoundingBox,\n\n reset: resetBoundingBox,\n\n getBestNewPosition: function (neighbors) {\n var ${e("base_{var} = 0",{join:", "})};\n\n if (neighbors.length) {\n for (var i = 0; i < neighbors.length; ++i) {\n let neighborPos = neighbors[i].pos;\n ${e("base_{var} += neighborPos.{var};",{indent:10})}\n }\n\n ${e("base_{var} /= neighbors.length;",{indent:8})}\n } else {\n ${e("base_{var} = (boundingBox.min_{var} + boundingBox.max_{var}) / 2;",{indent:8})}\n }\n\n var springLength = settings.springLength;\n return {\n ${e("{var}: base_{var} + (random.nextDouble() - 0.5) * springLength,",{indent:8})}\n };\n }\n };\n\n function updateBoundingBox() {\n var i = bodies.length;\n if (i === 0) return; // No bodies - no borders.\n\n ${e("var max_{var} = -Infinity;",{indent:4})}\n ${e("var min_{var} = Infinity;",{indent:4})}\n\n while(i--) {\n // this is O(n), it could be done faster with quadtree, if we check the root node bounds\n var bodyPos = bodies[i].pos;\n ${e("if (bodyPos.{var} < min_{var}) min_{var} = bodyPos.{var};",{indent:6})}\n ${e("if (bodyPos.{var} > max_{var}) max_{var} = bodyPos.{var};",{indent:6})}\n }\n\n ${e("boundingBox.min_{var} = min_{var};",{indent:4})}\n ${e("boundingBox.max_{var} = max_{var};",{indent:4})}\n }\n\n function resetBoundingBox() {\n ${e("boundingBox.min_{var} = boundingBox.max_{var} = 0;",{indent:4})}\n }\n`}var Gc={exports:{}};const jc=Tc;function Wc(t){return`\n if (!Number.isFinite(options.dragCoefficient)) throw new Error('dragCoefficient is not a finite number');\n\n return {\n update: function(body) {\n ${jc(t)("body.force.{var} -= options.dragCoefficient * body.velocity.{var};",{indent:6})}\n }\n };\n`}Gc.exports=function(t){let e=Wc(t);return new Function("options",e)},Gc.exports.generateCreateDragForceFunctionBody=Wc;var qc={exports:{}};const Xc=Tc;function Yc(t){let e=Xc(t);return`\n if (!Number.isFinite(options.springCoefficient)) throw new Error('Spring coefficient is not a number');\n if (!Number.isFinite(options.springLength)) throw new Error('Spring length is not a number');\n\n return {\n /**\n * Updates forces acting on a spring\n */\n update: function (spring) {\n var body1 = spring.from;\n var body2 = spring.to;\n var length = spring.length < 0 ? options.springLength : spring.length;\n ${e("var d{var} = body2.pos.{var} - body1.pos.{var};",{indent:6})}\n var r = Math.sqrt(${e("d{var} * d{var}",{join:" + "})});\n\n if (r === 0) {\n ${e("d{var} = (random.nextDouble() - 0.5) / 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coeff = timeStep / body.mass;\n\n ${e("body.velocity.{var} += coeff * body.force.{var};",{indent:4})}\n ${e("var v{var} = body.velocity.{var};",{indent:4})}\n var v = Math.sqrt(${e("v{var} * v{var}",{join:" + "})});\n\n if (v > 1) {\n // We normalize it so that we move within timeStep range. \n // for the case when v <= 1 - we let velocity to fade out.\n ${e("body.velocity.{var} = v{var} / v;",{indent:6})}\n }\n\n ${e("d{var} = timeStep * body.velocity.{var};",{indent:4})}\n\n ${e("body.pos.{var} += d{var};",{indent:4})}\n\n ${e("t{var} += Math.abs(d{var});",{indent:4})}\n }\n\n return (${e("t{var} * t{var}",{join:" + "})})/length;\n`}Zc.exports=function(t){let e=$c(t);return new Function("bodies","timeStep","adaptiveTimeStepWeight",e)},Zc.exports.generateIntegratorFunctionBody=$c;var Qc=function(t,e,n,r){this.from=t,this.to=e,this.length=n,this.coefficient=r};var Kc=function t(e,n){var r;e||(e={});if(n)for(r in n)if(n.hasOwnProperty(r)){var i=e.hasOwnProperty(r),o=typeof 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t}}},nh.prototype.next=function(t){return Math.floor(this.nextDouble()*t)},nh.prototype.nextDouble=ih,nh.prototype.uniform=ih,nh.prototype.gaussian=function(){var t,e,n;do{e=2*this.nextDouble()-1,n=2*this.nextDouble()-1,t=e*e+n*n}while(t>=1||0===t);return e*Math.sqrt(-2*Math.log(t)/t)},nh.prototype.levy=function(){var t=1.5,e=Math.pow(rh(2.5)*Math.sin(Math.PI*t/2)/(rh(1.25)*t*Math.pow(2,.25)),1/t);return this.gaussian()*e/Math.pow(Math.abs(this.gaussian()),1/t)};var oh=function(t){var e=Qc,n=Kc,r=fc;if(t){if(void 0!==t.springCoeff)throw new Error("springCoeff was renamed to springCoefficient");if(void 0!==t.dragCoeff)throw new Error("dragCoeff was renamed to dragCoefficient")}t=n(t,{springLength:10,springCoefficient:.8,gravity:-12,theta:.8,dragCoefficient:.9,timeStep:.5,adaptiveTimeStepWeight:0,dimensions:2,debug:!1});var i=dh[t.dimensions];if(!i){var o=t.dimensions;i={Body:ah(o,t.debug),createQuadTree:sh(o),createBounds:lh(o),createDragForce:ch(o),createSpringForce:hh(o),integrate:uh(o)},dh[o]=i}var a=i.Body,s=i.createQuadTree,l=i.createBounds,c=i.createDragForce,h=i.createSpringForce,u=i.integrate,d=th.exports.random(42),p=[],f=[],m=s(t,d),g=l(p,t,d),v=h(t,d),y=c(t),x=[],_=new Map,b=0;S("nbody",(function(){if(0===p.length)return;m.insertBodies(p);var t=p.length;for(;t--;){var e=p[t];e.isPinned||(e.reset(),m.updateBodyForce(e),y.update(e))}})),S("spring",(function(){var t=f.length;for(;t--;)v.update(f[t])}));var w={bodies:p,quadTree:m,springs:f,settings:t,addForce:S,removeForce:function(t){var e=x.indexOf(_.get(t));if(e<0)return;x.splice(e,1),_.delete(t)},getForces:function(){return _},step:function(){for(var e=0;enew a(t))(t);return p.push(e),e},removeBody:function(t){if(t){var e=p.indexOf(t);if(!(e<0))return p.splice(e,1),0===p.length&&g.reset(),!0}},addSpring:function(t,n,r,i){if(!t||!n)throw new Error("Cannot add null spring to 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0===s?function(t){throw"Invalid DAG structure! 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0}),R=Math.max.apply(Math,uu(Object.values(P||[]))),D=t.dagLevelDistance||t.graphData.nodes.length/(R||1)*2*(-1!==["radialin","radialout"].indexOf(t.dagMode)?.7:1);if(t.dagMode){var I=function(e,n){return function(r){return e?(P[r[t.nodeId]]-R/2)*D*(n?-1:1):void 0}},N=I(-1!==["lr","rl"].indexOf(t.dagMode),"rl"===t.dagMode),O=I(-1!==["td","bu"].indexOf(t.dagMode),"td"===t.dagMode),k=I(-1!==["zin","zout"].indexOf(t.dagMode),"zout"===t.dagMode);t.graphData.nodes.filter(t.dagNodeFilter).forEach((function(t){t.fx=N(t),t.fy=O(t),t.fz=k(t)}))}t.d3ForceLayout.force("dagRadial",-1!==["radialin","radialout"].indexOf(t.dagMode)?function(t,e,n,r){var i,o,a,s,l=Dl(.1);function c(t){for(var l=0,c=i.length;l1&&(h.vy+=d*m),o>2&&(h.vz+=p*m)}}function h(){if(i){var e,n=i.length;for(a=new Array(n),s=new Array(n),e=0;e[1,2,3].includes(t)))||2,h()},c.strength=function(t){return arguments.length?(l="function"==typeof t?t:Dl(+t),h(),c):l},c.radius=function(e){return arguments.length?(t="function"==typeof e?e:Dl(+e),h(),c):t},c.x=function(t){return arguments.length?(e=+t,c):e},c.y=function(t){return arguments.length?(n=+t,c):n},c.z=function(t){return arguments.length?(r=+t,c):r},c}((function(e){var n=P[e[t.nodeId]]||-1;return("radialin"===t.dagMode?R-n:n)*D})).strength((function(e){return t.dagNodeFilter(e)?1:0})):null)}else{var z=Su.graph();t.graphData.nodes.forEach((function(e){z.addNode(e[t.nodeId])})),t.graphData.links.forEach((function(t){z.addLink(t.source,t.target)})),(A=Su.forcelayout(z,$h({dimensions:t.numDimensions},t.ngraphPhysics))).graph=z}for(var B=0;B0&&t.d3ForceLayout.alpha()0&&(n.object.isPerspectiveCamera?y.multiplyScalar(t):n.object.isOrthographicCamera?(n.object.zoom/=t,n.object.updateProjectionMatrix()):console.warn("THREE.TrackballControls: Unsupported camera type")),n.staticMoving?w.copy(M):w.y+=(M.y-w.y)*this.dynamicDampingFactor)},this.panCamera=function(){const t=new Y,e=new ot,r=new ot;return function(){if(t.copy(E).sub(S),t.lengthSq()){if(n.object.isOrthographicCamera){const e=(n.object.right-n.object.left)/n.object.zoom/n.domElement.clientWidth,r=(n.object.top-n.object.bottom)/n.object.zoom/n.domElement.clientWidth;t.x*=e,t.y*=r}t.multiplyScalar(y.length()*n.panSpeed),r.copy(y).cross(n.object.up).setLength(t.x),r.add(e.copy(n.object.up).setLength(t.y)),n.object.position.add(r),n.target.add(r),n.staticMoving?S.copy(E):S.add(t.subVectors(E,S).multiplyScalar(n.dynamicDampingFactor))}}}(),this.checkDistances=function(){n.noZoom&&n.noPan||(y.lengthSq()>n.maxDistance*n.maxDistance&&(n.object.position.addVectors(n.target,y.setLength(n.maxDistance)),w.copy(M)),y.lengthSq()h&&(n.dispatchEvent(Lu),u.copy(n.object.position))):n.object.isOrthographicCamera?(n.object.lookAt(n.target),(u.distanceToSquared(n.object.position)>h||d!==n.object.zoom)&&(n.dispatchEvent(Lu),u.copy(n.object.position),d=n.object.zoom)):console.warn("THREE.TrackballControls: Unsupported camera type")},this.reset=function(){p=r,f=r,n.target.copy(n.target0),n.object.position.copy(n.position0),n.object.up.copy(n.up0),n.object.zoom=n.zoom0,n.object.updateProjectionMatrix(),y.subVectors(n.object.position,n.target),n.object.lookAt(n.target),n.dispatchEvent(Lu),u.copy(n.object.position),d=n.object.zoom},this.dispose=function(){n.domElement.removeEventListener("contextmenu",z),n.domElement.removeEventListener("pointerdown",P),n.domElement.removeEventListener("pointercancel",I),n.domElement.removeEventListener("wheel",k),window.removeEventListener("keydown",N),window.removeEventListener("keyup",O)},this.domElement.addEventListener("contextmenu",z),this.domElement.addEventListener("pointerdown",P),this.domElement.addEventListener("pointercancel",I),this.domElement.addEventListener("wheel",k,{passive:!1}),window.addEventListener("keydown",N),window.addEventListener("keyup",O),this.handleResize(),this.update()}}const Du={type:"change"},Iu={type:"start"},Nu={type:"end"};class Ou extends F{constructor(t,e){super(),void 0===e&&console.warn('THREE.OrbitControls: The second parameter "domElement" is now mandatory.'),e===document&&console.error('THREE.OrbitControls: "document" should not be used as the target "domElement". Please use "renderer.domElement" instead.'),this.object=t,this.domElement=e,this.domElement.style.touchAction="none",this.enabled=!0,this.target=new ot,this.minDistance=0,this.maxDistance=1/0,this.minZoom=0,this.maxZoom=1/0,this.minPolarAngle=0,this.maxPolarAngle=Math.PI,this.minAzimuthAngle=-1/0,this.maxAzimuthAngle=1/0,this.enableDamping=!1,this.dampingFactor=.05,this.enableZoom=!0,this.zoomSpeed=1,this.enableRotate=!0,this.rotateSpeed=1,this.enablePan=!0,this.panSpeed=1,this.screenSpacePanning=!0,this.keyPanSpeed=7,this.autoRotate=!1,this.autoRotateSpeed=2,this.keys={LEFT:"ArrowLeft",UP:"ArrowUp",RIGHT:"ArrowRight",BOTTOM:"ArrowDown"},this.mouseButtons={LEFT:o.ROTATE,MIDDLE:o.DOLLY,RIGHT:o.PAN},this.touches={ONE:a,TWO:l},this.target0=this.target.clone(),this.position0=this.object.position.clone(),this.zoom0=this.object.zoom,this._domElementKeyEvents=null,this.getPolarAngle=function(){return u.phi},this.getAzimuthalAngle=function(){return u.theta},this.listenToKeyEvents=function(t){t.addEventListener("keydown",Z),this._domElementKeyEvents=t},this.saveState=function(){n.target0.copy(n.target),n.position0.copy(n.object.position),n.zoom0=n.object.zoom},this.reset=function(){n.target.copy(n.target0),n.object.position.copy(n.position0),n.object.zoom=n.zoom0,n.object.updateProjectionMatrix(),n.dispatchEvent(Du),n.update(),i=r.NONE},this.update=function(){const e=new ot,o=(new it).setFromUnitVectors(t.up,new ot(0,1,0)),a=o.clone().invert(),s=new ot,l=new it,c=2*Math.PI;return function(){const t=n.object.position;e.copy(t).sub(n.target),e.applyQuaternion(o),u.setFromVector3(e),n.autoRotate&&i===r.NONE&&L(2*Math.PI/60/60*n.autoRotateSpeed),n.enableDamping?(u.theta+=d.theta*n.dampingFactor,u.phi+=d.phi*n.dampingFactor):(u.theta+=d.theta,u.phi+=d.phi);let g=n.minAzimuthAngle,v=n.maxAzimuthAngle;return isFinite(g)&&isFinite(v)&&(g<-Math.PI?g+=c:g>Math.PI&&(g-=c),v<-Math.PI?v+=c:v>Math.PI&&(v-=c),u.theta=g<=v?Math.max(g,Math.min(v,u.theta)):u.theta>(g+v)/2?Math.max(g,u.theta):Math.min(v,u.theta)),u.phi=Math.max(n.minPolarAngle,Math.min(n.maxPolarAngle,u.phi)),u.makeSafe(),u.radius*=p,u.radius=Math.max(n.minDistance,Math.min(n.maxDistance,u.radius)),!0===n.enableDamping?n.target.addScaledVector(f,n.dampingFactor):n.target.add(f),e.setFromSpherical(u),e.applyQuaternion(a),t.copy(n.target).add(e),n.object.lookAt(n.target),!0===n.enableDamping?(d.theta*=1-n.dampingFactor,d.phi*=1-n.dampingFactor,f.multiplyScalar(1-n.dampingFactor)):(d.set(0,0,0),f.set(0,0,0)),p=1,!!(m||s.distanceToSquared(n.object.position)>h||8*(1-l.dot(n.object.quaternion))>h)&&(n.dispatchEvent(Du),s.copy(n.object.position),l.copy(n.object.quaternion),m=!1,!0)}}(),this.dispose=function(){n.domElement.removeEventListener("contextmenu",J),n.domElement.removeEventListener("pointerdown",G),n.domElement.removeEventListener("pointercancel",q),n.domElement.removeEventListener("wheel",X),n.domElement.ownerDocument.removeEventListener("pointermove",j),n.domElement.ownerDocument.removeEventListener("pointerup",W),null!==n._domElementKeyEvents&&n._domElementKeyEvents.removeEventListener("keydown",Z)};const n=this,r={NONE:-1,ROTATE:0,DOLLY:1,PAN:2,TOUCH_ROTATE:3,TOUCH_PAN:4,TOUCH_DOLLY_PAN:5,TOUCH_DOLLY_ROTATE:6};let i=r.NONE;const h=1e-6,u=new qs,d=new qs;let p=1;const f=new ot;let m=!1;const g=new Y,v=new Y,y=new Y,x=new Y,_=new Y,b=new Y,w=new Y,M=new Y,S=new Y,E=[],T={};function A(){return Math.pow(.95,n.zoomSpeed)}function L(t){d.theta-=t}function C(t){d.phi-=t}const P=function(){const t=new ot;return function(e,n){t.setFromMatrixColumn(n,0),t.multiplyScalar(-e),f.add(t)}}(),R=function(){const t=new ot;return function(e,r){!0===n.screenSpacePanning?t.setFromMatrixColumn(r,1):(t.setFromMatrixColumn(r,0),t.crossVectors(n.object.up,t)),t.multiplyScalar(e),f.add(t)}}(),D=function(){const t=new ot;return function(e,r){const i=n.domElement;if(n.object.isPerspectiveCamera){const o=n.object.position;t.copy(o).sub(n.target);let a=t.length();a*=Math.tan(n.object.fov/2*Math.PI/180),P(2*e*a/i.clientHeight,n.object.matrix),R(2*r*a/i.clientHeight,n.object.matrix)}else n.object.isOrthographicCamera?(P(e*(n.object.right-n.object.left)/n.object.zoom/i.clientWidth,n.object.matrix),R(r*(n.object.top-n.object.bottom)/n.object.zoom/i.clientHeight,n.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),n.enablePan=!1)}}();function I(t){n.object.isPerspectiveCamera?p/=t:n.object.isOrthographicCamera?(n.object.zoom=Math.max(n.minZoom,Math.min(n.maxZoom,n.object.zoom*t)),n.object.updateProjectionMatrix(),m=!0):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),n.enableZoom=!1)}function N(t){n.object.isPerspectiveCamera?p*=t:n.object.isOrthographicCamera?(n.object.zoom=Math.max(n.minZoom,Math.min(n.maxZoom,n.object.zoom/t)),n.object.updateProjectionMatrix(),m=!0):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),n.enableZoom=!1)}function O(t){g.set(t.clientX,t.clientY)}function k(t){x.set(t.clientX,t.clientY)}function z(){if(1===E.length)g.set(E[0].pageX,E[0].pageY);else{const t=.5*(E[0].pageX+E[1].pageX),e=.5*(E[0].pageY+E[1].pageY);g.set(t,e)}}function B(){if(1===E.length)x.set(E[0].pageX,E[0].pageY);else{const t=.5*(E[0].pageX+E[1].pageX),e=.5*(E[0].pageY+E[1].pageY);x.set(t,e)}}function F(){const t=E[0].pageX-E[1].pageX,e=E[0].pageY-E[1].pageY,n=Math.sqrt(t*t+e*e);w.set(0,n)}function U(t){if(1==E.length)v.set(t.pageX,t.pageY);else{const e=K(t),n=.5*(t.pageX+e.x),r=.5*(t.pageY+e.y);v.set(n,r)}y.subVectors(v,g).multiplyScalar(n.rotateSpeed);const e=n.domElement;L(2*Math.PI*y.x/e.clientHeight),C(2*Math.PI*y.y/e.clientHeight),g.copy(v)}function H(t){if(1===E.length)_.set(t.pageX,t.pageY);else{const e=K(t),n=.5*(t.pageX+e.x),r=.5*(t.pageY+e.y);_.set(n,r)}b.subVectors(_,x).multiplyScalar(n.panSpeed),D(b.x,b.y),x.copy(_)}function V(t){const e=K(t),r=t.pageX-e.x,i=t.pageY-e.y,o=Math.sqrt(r*r+i*i);M.set(0,o),S.set(0,Math.pow(M.y/w.y,n.zoomSpeed)),I(S.y),w.copy(M)}function G(t){!1!==n.enabled&&(0===E.length&&(n.domElement.ownerDocument.addEventListener("pointermove",j),n.domElement.ownerDocument.addEventListener("pointerup",W)),function(t){E.push(t)}(t),"touch"===t.pointerType?function(t){switch(Q(t),E.length){case 1:switch(n.touches.ONE){case a:if(!1===n.enableRotate)return;z(),i=r.TOUCH_ROTATE;break;case s:if(!1===n.enablePan)return;B(),i=r.TOUCH_PAN;break;default:i=r.NONE}break;case 2:switch(n.touches.TWO){case l:if(!1===n.enableZoom&&!1===n.enablePan)return;n.enableZoom&&F(),n.enablePan&&B(),i=r.TOUCH_DOLLY_PAN;break;case c:if(!1===n.enableZoom&&!1===n.enableRotate)return;n.enableZoom&&F(),n.enableRotate&&z(),i=r.TOUCH_DOLLY_ROTATE;break;default:i=r.NONE}break;default:i=r.NONE}i!==r.NONE&&n.dispatchEvent(Iu)}(t):function(t){let e;switch(t.button){case 0:e=n.mouseButtons.LEFT;break;case 1:e=n.mouseButtons.MIDDLE;break;case 2:e=n.mouseButtons.RIGHT;break;default:e=-1}switch(e){case o.DOLLY:if(!1===n.enableZoom)return;!function(t){w.set(t.clientX,t.clientY)}(t),i=r.DOLLY;break;case o.ROTATE:if(t.ctrlKey||t.metaKey||t.shiftKey){if(!1===n.enablePan)return;k(t),i=r.PAN}else{if(!1===n.enableRotate)return;O(t),i=r.ROTATE}break;case o.PAN:if(t.ctrlKey||t.metaKey||t.shiftKey){if(!1===n.enableRotate)return;O(t),i=r.ROTATE}else{if(!1===n.enablePan)return;k(t),i=r.PAN}break;default:i=r.NONE}i!==r.NONE&&n.dispatchEvent(Iu)}(t))}function j(t){!1!==n.enabled&&("touch"===t.pointerType?function(t){switch(Q(t),i){case r.TOUCH_ROTATE:if(!1===n.enableRotate)return;U(t),n.update();break;case r.TOUCH_PAN:if(!1===n.enablePan)return;H(t),n.update();break;case r.TOUCH_DOLLY_PAN:if(!1===n.enableZoom&&!1===n.enablePan)return;!function(t){n.enableZoom&&V(t),n.enablePan&&H(t)}(t),n.update();break;case r.TOUCH_DOLLY_ROTATE:if(!1===n.enableZoom&&!1===n.enableRotate)return;!function(t){n.enableZoom&&V(t),n.enableRotate&&U(t)}(t),n.update();break;default:i=r.NONE}}(t):function(t){if(!1===n.enabled)return;switch(i){case r.ROTATE:if(!1===n.enableRotate)return;!function(t){v.set(t.clientX,t.clientY),y.subVectors(v,g).multiplyScalar(n.rotateSpeed);const e=n.domElement;L(2*Math.PI*y.x/e.clientHeight),C(2*Math.PI*y.y/e.clientHeight),g.copy(v),n.update()}(t);break;case r.DOLLY:if(!1===n.enableZoom)return;!function(t){M.set(t.clientX,t.clientY),S.subVectors(M,w),S.y>0?I(A()):S.y<0&&N(A()),w.copy(M),n.update()}(t);break;case r.PAN:if(!1===n.enablePan)return;!function(t){_.set(t.clientX,t.clientY),b.subVectors(_,x).multiplyScalar(n.panSpeed),D(b.x,b.y),x.copy(_),n.update()}(t)}}(t))}function W(t){!1!==n.enabled&&(t.pointerType,n.dispatchEvent(Nu),i=r.NONE,$(t),0===E.length&&(n.domElement.ownerDocument.removeEventListener("pointermove",j),n.domElement.ownerDocument.removeEventListener("pointerup",W)))}function q(t){$(t)}function X(t){!1===n.enabled||!1===n.enableZoom||i!==r.NONE&&i!==r.ROTATE||(t.preventDefault(),n.dispatchEvent(Iu),function(t){t.deltaY<0?N(A()):t.deltaY>0&&I(A()),n.update()}(t),n.dispatchEvent(Nu))}function Z(t){!1!==n.enabled&&!1!==n.enablePan&&function(t){let e=!1;switch(t.code){case n.keys.UP:D(0,n.keyPanSpeed),e=!0;break;case n.keys.BOTTOM:D(0,-n.keyPanSpeed),e=!0;break;case n.keys.LEFT:D(n.keyPanSpeed,0),e=!0;break;case n.keys.RIGHT:D(-n.keyPanSpeed,0),e=!0}e&&(t.preventDefault(),n.update())}(t)}function J(t){!1!==n.enabled&&t.preventDefault()}function $(t){delete T[t.pointerId];for(let e=0;e0){const e=this.getContainerDimensions(),n=e.size[0]/2,r=e.size[1]/2;this.moveState.yawLeft=-(t.pageX-e.offset[0]-n)/n,this.moveState.pitchDown=(t.pageY-e.offset[1]-r)/r,this.updateRotationVector()}},this.mouseup=function(t){if(this.dragToLook)this.mouseStatus--,this.moveState.yawLeft=this.moveState.pitchDown=0;else{switch(t.button){case 0:this.moveState.forward=0;break;case 2:this.moveState.back=0}this.updateMovementVector()}this.updateRotationVector()},this.update=function(t){const e=t*n.movementSpeed,a=t*n.rollSpeed;n.object.translateX(n.moveVector.x*e),n.object.translateY(n.moveVector.y*e),n.object.translateZ(n.moveVector.z*e),n.tmpQuaternion.set(n.rotationVector.x*a,n.rotationVector.y*a,n.rotationVector.z*a,1).normalize(),n.object.quaternion.multiply(n.tmpQuaternion),(o.distanceToSquared(n.object.position)>r||8*(1-i.dot(n.object.quaternion))>r)&&(n.dispatchEvent(ku),i.copy(n.object.quaternion),o.copy(n.object.position))},this.updateMovementVector=function(){const t=this.moveState.forward||this.autoForward&&!this.moveState.back?1:0;this.moveVector.x=-this.moveState.left+this.moveState.right,this.moveVector.y=-this.moveState.down+this.moveState.up,this.moveVector.z=-t+this.moveState.back},this.updateRotationVector=function(){this.rotationVector.x=-this.moveState.pitchDown+this.moveState.pitchUp,this.rotationVector.y=-this.moveState.yawRight+this.moveState.yawLeft,this.rotationVector.z=-this.moveState.rollRight+this.moveState.rollLeft},this.getContainerDimensions=function(){return this.domElement!=document?{size:[this.domElement.offsetWidth,this.domElement.offsetHeight],offset:[this.domElement.offsetLeft,this.domElement.offsetTop]}:{size:[window.innerWidth,window.innerHeight],offset:[0,0]}},this.dispose=function(){this.domElement.removeEventListener("contextmenu",Bu),this.domElement.removeEventListener("mousedown",s),this.domElement.removeEventListener("mousemove",a),this.domElement.removeEventListener("mouseup",l),window.removeEventListener("keydown",c),window.removeEventListener("keyup",h)};const a=this.mousemove.bind(this),s=this.mousedown.bind(this),l=this.mouseup.bind(this),c=this.keydown.bind(this),h=this.keyup.bind(this);this.domElement.addEventListener("contextmenu",Bu),this.domElement.addEventListener("mousemove",a),this.domElement.addEventListener("mousedown",s),this.domElement.addEventListener("mouseup",l),window.addEventListener("keydown",c),window.addEventListener("keyup",h),this.updateMovementVector(),this.updateRotationVector()}}function Bu(t){t.preventDefault()}var Fu={uniforms:{tDiffuse:{value:null},opacity:{value:1}},vertexShader:"\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvUv = uv;\n\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n\t\t}",fragmentShader:"\n\n\t\tuniform float opacity;\n\n\t\tuniform sampler2D tDiffuse;\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvec4 texel = texture2D( tDiffuse, vUv );\n\t\t\tgl_FragColor = opacity * texel;\n\n\t\t}"};class Uu{constructor(){this.enabled=!0,this.needsSwap=!0,this.clear=!1,this.renderToScreen=!1}setSize(){}render(){console.error("THREE.Pass: .render() must be implemented in derived pass.")}}const Hu=new xs(-1,1,1,-1,0,1),Vu=new Ge;Vu.setAttribute("position",new Ne([-1,3,0,-1,-1,0,3,-1,0],3)),Vu.setAttribute("uv",new Ne([0,2,0,0,2,0],2));class Gu{constructor(t){this._mesh=new ln(Vu,t)}dispose(){this._mesh.geometry.dispose()}render(t){t.render(this._mesh,Hu)}get material(){return this._mesh.material}set material(t){this._mesh.material=t}}class ju extends Uu{constructor(t,e){super(),this.textureID=void 0!==e?e:"tDiffuse",t instanceof fn?(this.uniforms=t.uniforms,this.material=t):t&&(this.uniforms=pn.clone(t.uniforms),this.material=new fn({defines:Object.assign({},t.defines),uniforms:this.uniforms,vertexShader:t.vertexShader,fragmentShader:t.fragmentShader})),this.fsQuad=new Gu(this.material)}render(t,e,n){this.uniforms[this.textureID]&&(this.uniforms[this.textureID].value=n.texture),this.fsQuad.material=this.material,this.renderToScreen?(t.setRenderTarget(null),this.fsQuad.render(t)):(t.setRenderTarget(e),this.clear&&t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil),this.fsQuad.render(t))}}class Wu extends Uu{constructor(t,e){super(),this.scene=t,this.camera=e,this.clear=!0,this.needsSwap=!1,this.inverse=!1}render(t,e,n){const r=t.getContext(),i=t.state;let o,a;i.buffers.color.setMask(!1),i.buffers.depth.setMask(!1),i.buffers.color.setLocked(!0),i.buffers.depth.setLocked(!0),this.inverse?(o=0,a=1):(o=1,a=0),i.buffers.stencil.setTest(!0),i.buffers.stencil.setOp(r.REPLACE,r.REPLACE,r.REPLACE),i.buffers.stencil.setFunc(r.ALWAYS,o,4294967295),i.buffers.stencil.setClear(a),i.buffers.stencil.setLocked(!0),t.setRenderTarget(n),this.clear&&t.clear(),t.render(this.scene,this.camera),t.setRenderTarget(e),this.clear&&t.clear(),t.render(this.scene,this.camera),i.buffers.color.setLocked(!1),i.buffers.depth.setLocked(!1),i.buffers.stencil.setLocked(!1),i.buffers.stencil.setFunc(r.EQUAL,1,4294967295),i.buffers.stencil.setOp(r.KEEP,r.KEEP,r.KEEP),i.buffers.stencil.setLocked(!0)}}class qu extends Uu{constructor(){super(),this.needsSwap=!1}render(t){t.state.buffers.stencil.setLocked(!1),t.state.buffers.stencil.setTest(!1)}}class Xu{constructor(t,e){if(this.renderer=t,void 0===e){const n={minFilter:m,magFilter:m,format:S},r=t.getSize(new 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r=(i=e.container,o=i.getBoundingClientRect(),a=window.pageXOffset||document.documentElement.scrollLeft,s=window.pageYOffset||document.documentElement.scrollTop,{top:o.top+s,left:o.left+a});e.pointerPos.x=n.pageX-r.left,e.pointerPos.y=n.pageY-r.top,e.toolTipElem.style.top="".concat(e.pointerPos.y,"px"),e.toolTipElem.style.left="".concat(e.pointerPos.x,"px"),e.toolTipElem.style.transform="translate(-".concat(e.pointerPos.x/e.width*100,"%, 21px)")}var i,o,a,s}),{passive:!0})})),e.container.addEventListener("pointerup",(function(t){e.isPointerPressed=!1,e.isPointerDragging&&(e.isPointerDragging=!1,!e.clickAfterDrag)||requestAnimationFrame((function(){0===t.button&&e.onClick(e.hoverObj||null,t,e.intersectionPoint),2===t.button&&e.onRightClick&&e.onRightClick(e.hoverObj||null,t,e.intersectionPoint)}))}),{passive:!0,capture:!0}),e.container.addEventListener("contextmenu",(function(t){e.onRightClick&&t.preventDefault()})),e.renderer=new 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Zu(e.scene,e.camera)),e.controls=new{trackball:Ru,orbit:Ou,fly:zu}[i](e.camera,e.renderer.domElement),"fly"===i&&(e.controls.movementSpeed=300,e.controls.rollSpeed=Math.PI/6,e.controls.dragToLook=!0),"trackball"!==i&&"orbit"!==i||(e.controls.minDistance=.1,e.controls.maxDistance=e.skyRadius,e.controls.addEventListener("start",(function(){e.controlsEngaged=!0})),e.controls.addEventListener("change",(function(){e.controlsEngaged&&(e.controlsDragging=!0)})),e.controls.addEventListener("end",(function(){e.controlsEngaged=!1,e.controlsDragging=!1}))),[e.renderer,e.postProcessingComposer].concat(Gd(e.extraRenderers)).forEach((function(t){return t.setSize(e.width,e.height)})),e.camera.aspect=e.width/e.height,e.camera.updateProjectionMatrix(),e.camera.position.z=1e3,e.scene.add(e.skysphere=new 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qd.TextureLoader).load(t.backgroundImageUrl,(function(e){t.skysphere.material=new qd.MeshBasicMaterial({map:e,side:qd.BackSide}),t.skysphere.visible=!0,t.onBackgroundImageLoaded&&setTimeout(t.onBackgroundImageLoaded),!t.loadComplete&&r()})):(t.skysphere.visible=!1,t.skysphere.material.map=null,!t.loadComplete&&r())),e.hasOwnProperty("showNavInfo")&&(t.navInfo.style.display=t.showNavInfo?null:"none"),e.hasOwnProperty("objects")&&((e.objects||[]).forEach((function(e){return t.scene.remove(e)})),t.objects.forEach((function(e){return t.scene.add(e)})))}});function Yd(t,e){var n=new e;return{linkProp:function(e){return{default:n[e](),onChange:function(n,r){r[t][e](n)},triggerUpdate:!1}},linkMethod:function(e){return function(n){for(var r=n[t],i=arguments.length,o=new Array(i>1?i-1:0),a=1;a3?i-3:0),a=3;a