skinview3d/js/dist/skinview3d.bundle.js

/* @preserve skinview3d / MIT License / https://github.com/bs-community/skinview3d */
!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e=e||self).skinview3d={})}(this,(function(e){"use strict";const t=0,n=1,i=2,r=0,a=1,o=2,s=3;function l(){}Object.assign(l.prototype,{addEventListener:function(e,t){void 0===this._listeners&&(this._listeners={});var n=this._listeners;void 0===n[e]&&(n[e]=[]),-1===n[e].indexOf(t)&&n[e].push(t)},hasEventListener:function(e,t){if(void 0===this._listeners)return!1;var n=this._listeners;return void 0!==n[e]&&-1!==n[e].indexOf(t)},removeEventListener:function(e,t){if(void 0!==this._listeners){var n=this._listeners[e];if(void 0!==n){var i=n.indexOf(t);-1!==i&&n.splice(i,1)}}},dispatchEvent:function(e){if(void 0!==this._listeners){var t=this._listeners[e.type];if(void 0!==t){e.target=this;for(var n=t.slice(0),i=0,r=n.length;i<r;i++)n[i].call(this,e)}}}});for(var c=[],h=0;h<256;h++)c[h]=(h<16?"0":"")+h.toString(16);var u,d={DEG2RAD:Math.PI/180,RAD2DEG:180/Math.PI,generateUUID:function(){var e=4294967295*Math.random()|0,t=4294967295*Math.random()|0,n=4294967295*Math.random()|0,i=4294967295*Math.random()|0;return(c[255&e]+c[e>>8&255]+c[e>>16&255]+c[e>>24&255]+"-"+c[255&t]+c[t>>8&255]+"-"+c[t>>16&15|64]+c[t>>24&255]+"-"+c[63&n|128]+c[n>>8&255]+"-"+c[n>>16&255]+c[n>>24&255]+c[255&i]+c[i>>8&255]+c[i>>16&255]+c[i>>24&255]).toUpperCase()},clamp:function(e,t,n){return Math.max(t,Math.min(n,e))},euclideanModulo:function(e,t){return(e%t+t)%t},mapLinear:function(e,t,n,i,r){return i+(e-t)*(r-i)/(n-t)},lerp:function(e,t,n){return(1-n)*e+n*t},smoothstep:function(e,t,n){return e<=t?0:e>=n?1:(e=(e-t)/(n-t))*e*(3-2*e)},smootherstep:function(e,t,n){return e<=t?0:e>=n?1:(e=(e-t)/(n-t))*e*e*(e*(6*e-15)+10)},randInt:function(e,t){return e+Math.floor(Math.random()*(t-e+1))},randFloat:function(e,t){return e+Math.random()*(t-e)},randFloatSpread:function(e){return e*(.5-Math.random())},degToRad:function(e){return e*d.DEG2RAD},radToDeg:function(e){return e*d.RAD2DEG},isPowerOfTwo:function(e){return 0==(e&e-1)&&0!==e},ceilPowerOfTwo:function(e){return Math.pow(2,Math.ceil(Math.log(e)/Math.LN2))},floorPowerOfTwo:function(e){return Math.pow(2,Math.floor(Math.log(e)/Math.LN2))},setQuaternionFromProperEuler:function(e,t,n,i,r){var a=Math.cos,o=Math.sin,s=a(n/2),l=o(n/2),c=a((t+i)/2),h=o((t+i)/2),u=a((t-i)/2),d=o((t-i)/2),p=a((i-t)/2),f=o((i-t)/2);switch(r){case"XYX":e.set(s*h,l*u,l*d,s*c);break;case"YZY":e.set(l*d,s*h,l*u,s*c);break;case"ZXZ":e.set(l*u,l*d,s*h,s*c);break;case"XZX":e.set(s*h,l*f,l*p,s*c);break;case"YXY":e.set(l*p,s*h,l*f,s*c);break;case"ZYZ":e.set(l*f,l*p,s*h,s*c);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}}};function p(e,t){this.x=e||0,this.y=t||0}function f(){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.")}Object.defineProperties(p.prototype,{width:{get:function(){return this.x},set:function(e){this.x=e}},height:{get:function(){return this.y},set:function(e){this.y=e}}}),Object.assign(p.prototype,{isVector2:!0,set:function(e,t){return this.x=e,this.y=t,this},setScalar:function(e){return this.x=e,this.y=e,this},setX:function(e){return this.x=e,this},setY:function(e){return this.y=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y)},copy:function(e){return this.x=e.x,this.y=e.y,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector2: .add() now only accepts one argument. 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n[0]+=e*n[2],n[3]+=e*n[5],n[6]+=e*n[8],n[1]+=t*n[2],n[4]+=t*n[5],n[7]+=t*n[8],this},equals:function(e){for(var t=this.elements,n=e.elements,i=0;i<9;i++)if(t[i]!==n[i])return!1;return!0},fromArray:function(e,t){void 0===t&&(t=0);for(var n=0;n<9;n++)this.elements[n]=e[n+t];return this},toArray:function(e,t){void 0===e&&(e=[]),void 0===t&&(t=0);var n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}});var m=function(e){var t;if("undefined"==typeof HTMLCanvasElement)return e.src;if(e instanceof HTMLCanvasElement)t=e;else{void 0===u&&(u=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),u.width=e.width,u.height=e.height;var n=u.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=u}return t.width>2048||t.height>2048?t.toDataURL("image/jpeg",.6):t.toDataURL("image/png")},g=0;function v(e,t,n,i,r,a,o,s,l,c){Object.defineProperty(this,"id",{value:g++}),this.uuid=d.generateUUID(),this.name="",this.image=void 0!==e?e:v.DEFAULT_IMAGE,this.mipmaps=[],this.mapping=void 0!==t?t:v.DEFAULT_MAPPING,this.wrapS=void 0!==n?n:1001,this.wrapT=void 0!==i?i:1001,this.magFilter=void 0!==r?r:1006,this.minFilter=void 0!==a?a:1008,this.anisotropy=void 0!==l?l:1,this.format=void 0!==o?o:1023,this.internalFormat=null,this.type=void 0!==s?s:1009,this.offset=new p(0,0),this.repeat=new p(1,1),this.center=new p(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new f,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=void 0!==c?c:3e3,this.version=0,this.onUpdate=null}function x(e,t,n,i){this.x=e||0,this.y=t||0,this.z=n||0,this.w=void 0!==i?i:1}function _(e,t,n){this.width=e,this.height=t,this.scissor=new x(0,0,e,t),this.scissorTest=!1,this.viewport=new x(0,0,e,t),n=n||{},this.texture=new v(void 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this.w=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this)},addScalar:function(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this},addVectors:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this},addScaledVector:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this},sub:function(e,t){return void 0!==t?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this)},subScalar:function(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this},subVectors:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this},multiplyScalar:function(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this},applyMatrix4:function(e){var t=this.x,n=this.y,i=this.z,r=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*i+a[12]*r,this.y=a[1]*t+a[5]*n+a[9]*i+a[13]*r,this.z=a[2]*t+a[6]*n+a[10]*i+a[14]*r,this.w=a[3]*t+a[7]*n+a[11]*i+a[15]*r,this},divideScalar:function(e){return this.multiplyScalar(1/e)},setAxisAngleFromQuaternion:function(e){this.w=2*Math.acos(e.w);var t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this},setAxisAngleFromRotationMatrix:function(e){var t,n,i,r,a=e.elements,o=a[0],s=a[4],l=a[8],c=a[1],h=a[5],u=a[9],d=a[2],p=a[6],f=a[10];if(Math.abs(s-c)<.01&&Math.abs(l-d)<.01&&Math.abs(u-p)<.01){if(Math.abs(s+c)<.1&&Math.abs(l+d)<.1&&Math.abs(u+p)<.1&&Math.abs(o+h+f-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;var m=(o+1)/2,g=(h+1)/2,v=(f+1)/2,x=(s+c)/4,_=(l+d)/4,y=(u+p)/4;return m>g&&m>v?m<.01?(n=0,i=.707106781,r=.707106781):(i=x/(n=Math.sqrt(m)),r=_/n):g>v?g<.01?(n=.707106781,i=0,r=.707106781):(n=x/(i=Math.sqrt(g)),r=y/i):v<.01?(n=.707106781,i=.707106781,r=0):(n=_/(r=Math.sqrt(v)),i=y/r),this.set(n,i,r,t),this}var M=Math.sqrt((p-u)*(p-u)+(l-d)*(l-d)+(c-s)*(c-s));return Math.abs(M)<.001&&(M=1),this.x=(p-u)/M,this.y=(l-d)/M,this.z=(c-s)/M,this.w=Math.acos((o+h+f-1)/2),this},min:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this},max:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this},clamp:function(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this.w=Math.max(e.w,Math.min(t.w,this.w)),this},clampScalar:function(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this.w=Math.max(e,Math.min(t,this.w)),this},clampLength:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this},roundToZero:function(){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.w=this.w<0?Math.ceil(this.w):Math.floor(this.w),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this},dot:function(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this},lerpVectors:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this},equals:function(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector4: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this},random:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}}),_.prototype=Object.assign(Object.create(l.prototype),{constructor:_,isWebGLRenderTarget:!0,setSize:function(e,t){this.width===e&&this.height===t||(this.width=e,this.height=t,this.texture.image.width=e,this.texture.image.height=t,this.dispose()),this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.width=e.width,this.height=e.height,this.viewport.copy(e.viewport),this.texture=e.texture.clone(),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.depthTexture=e.depthTexture,this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.assign(y,{slerp:function(e,t,n,i){return n.copy(e).slerp(t,i)},slerpFlat:function(e,t,n,i,r,a,o){var s=n[i+0],l=n[i+1],c=n[i+2],h=n[i+3],u=r[a+0],d=r[a+1],p=r[a+2],f=r[a+3];if(h!==f||s!==u||l!==d||c!==p){var m=1-o,g=s*u+l*d+c*p+h*f,v=g>=0?1:-1,x=1-g*g;if(x>Number.EPSILON){var _=Math.sqrt(x),y=Math.atan2(_,g*v);m=Math.sin(m*y)/_,o=Math.sin(o*y)/_}var M=o*v;if(s=s*m+u*M,l=l*m+d*M,c=c*m+p*M,h=h*m+f*M,m===1-o){var b=1/Math.sqrt(s*s+l*l+c*c+h*h);s*=b,l*=b,c*=b,h*=b}}e[t]=s,e[t+1]=l,e[t+2]=c,e[t+3]=h},multiplyQuaternionsFlat:function(e,t,n,i,r,a){var o=n[i],s=n[i+1],l=n[i+2],c=n[i+3],h=r[a],u=r[a+1],d=r[a+2],p=r[a+3];return e[t]=o*p+c*h+s*d-l*u,e[t+1]=s*p+c*u+l*h-o*d,e[t+2]=l*p+c*d+o*u-s*h,e[t+3]=c*p-o*h-s*u-l*d,e}}),Object.defineProperties(y.prototype,{x:{get:function(){return this._x},set:function(e){this._x=e,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(e){this._y=e,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(e){this._z=e,this._onChangeCallback()}},w:{get:function(){return this._w},set:function(e){this._w=e,this._onChangeCallback()}}}),Object.assign(y.prototype,{isQuaternion:!0,set:function(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._w=i,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this},setFromEuler:function(e,t){if(!e||!e.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var n=e._x,i=e._y,r=e._z,a=e.order,o=Math.cos,s=Math.sin,l=o(n/2),c=o(i/2),h=o(r/2),u=s(n/2),d=s(i/2),p=s(r/2);switch(a){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: "+a)}return!1!==t&&this._onChangeCallback(),this},setFromAxisAngle:function(e,t){var n=t/2,i=Math.sin(n);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(n),this._onChangeCallback(),this},setFromRotationMatrix:function(e){var t,n=e.elements,i=n[0],r=n[4],a=n[8],o=n[1],s=n[5],l=n[9],c=n[2],h=n[6],u=n[10],d=i+s+u;return d>0?(t=.5/Math.sqrt(d+1),this._w=.25/t,this._x=(h-l)*t,this._y=(a-c)*t,this._z=(o-r)*t):i>s&&i>u?(t=2*Math.sqrt(1+i-s-u),this._w=(h-l)/t,this._x=.25*t,this._y=(r+o)/t,this._z=(a+c)/t):s>u?(t=2*Math.sqrt(1+s-i-u),this._w=(a-c)/t,this._x=(r+o)/t,this._y=.25*t,this._z=(l+h)/t):(t=2*Math.sqrt(1+u-i-s),this._w=(o-r)/t,this._x=(a+c)/t,this._y=(l+h)/t,this._z=.25*t),this._onChangeCallback(),this},setFromUnitVectors:function(e,t){var n=e.dot(t)+1;return n<1e-6?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()},angleTo:function(e){return 2*Math.acos(Math.abs(d.clamp(this.dot(e),-1,1)))},rotateTowards:function(e,t){var n=this.angleTo(e);if(0===n)return this;var i=Math.min(1,t/n);return this.slerp(e,i),this},inverse:function(){return this.conjugate()},conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this},dot:function(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(e,t)):this.multiplyQuaternions(this,e)},premultiply:function(e){return this.multiplyQuaternions(e,this)},multiplyQuaternions:function(e,t){var n=e._x,i=e._y,r=e._z,a=e._w,o=t._x,s=t._y,l=t._z,c=t._w;return this._x=n*c+a*o+i*l-r*s,this._y=i*c+a*s+r*o-n*l,this._z=r*c+a*l+n*s-i*o,this._w=a*c-n*o-i*s-r*l,this._onChangeCallback(),this},slerp:function(e,t){if(0===t)return this;if(1===t)return this.copy(e);var n=this._x,i=this._y,r=this._z,a=this._w,o=a*e._w+n*e._x+i*e._y+r*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=a,this._x=n,this._y=i,this._z=r,this;var s=1-o*o;if(s<=Number.EPSILON){var l=1-t;return this._w=l*a+t*this._w,this._x=l*n+t*this._x,this._y=l*i+t*this._y,this._z=l*r+t*this._z,this.normalize(),this._onChangeCallback(),this}var c=Math.sqrt(s),h=Math.atan2(c,o),u=Math.sin((1-t)*h)/c,d=Math.sin(t*h)/c;return this._w=a*u+this._w*d,this._x=n*u+this._x*d,this._y=i*u+this._y*d,this._z=r*u+this._z*d,this._onChangeCallback(),this},equals:function(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w},fromArray:function(e,t){return void 0===t&&(t=0),this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e},fromBufferAttribute:function(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this},_onChange:function(e){return this._onChangeCallback=e,this},_onChangeCallback:function(){}});var M=new w,b=new y;function w(e,t,n){this.x=e||0,this.y=t||0,this.z=n||0}Object.assign(w.prototype,{isVector3:!0,set:function(e,t,n){return this.x=e,this.y=t,this.z=n,this},setScalar:function(e){return this.x=e,this.y=e,this.z=e,this},setX:function(e){return this.x=e,this},setY:function(e){return this.y=e,this},setZ:function(e){return this.z=e,this},setComponent:function(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this},getComponent:function(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(e){return this.x=e.x,this.y=e.y,this.z=e.z,this},add:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(e,t)):(this.x+=e.x,this.y+=e.y,this.z+=e.z,this)},addScalar:function(e){return this.x+=e,this.y+=e,this.z+=e,this},addVectors:function(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this},addScaledVector:function(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this},sub:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(e,t)):(this.x-=e.x,this.y-=e.y,this.z-=e.z,this)},subScalar:function(e){return this.x-=e,this.y-=e,this.z-=e,this},subVectors:function(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(e,t)):(this.x*=e.x,this.y*=e.y,this.z*=e.z,this)},multiplyScalar:function(e){return this.x*=e,this.y*=e,this.z*=e,this},multiplyVectors:function(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this},applyEuler:function(e){return e&&e.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(b.setFromEuler(e))},applyAxisAngle:function(e,t){return this.applyQuaternion(b.setFromAxisAngle(e,t))},applyMatrix3:function(e){var t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6]*i,this.y=r[1]*t+r[4]*n+r[7]*i,this.z=r[2]*t+r[5]*n+r[8]*i,this},applyNormalMatrix:function(e){return this.applyMatrix3(e).normalize()},applyMatrix4:function(e){var t=this.x,n=this.y,i=this.z,r=e.elements,a=1/(r[3]*t+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*t+r[4]*n+r[8]*i+r[12])*a,this.y=(r[1]*t+r[5]*n+r[9]*i+r[13])*a,this.z=(r[2]*t+r[6]*n+r[10]*i+r[14])*a,this},applyQuaternion:function(e){var t=this.x,n=this.y,i=this.z,r=e.x,a=e.y,o=e.z,s=e.w,l=s*t+a*i-o*n,c=s*n+o*t-r*i,h=s*i+r*n-a*t,u=-r*t-a*n-o*i;return this.x=l*s+u*-r+c*-o-h*-a,this.y=c*s+u*-a+h*-r-l*-o,this.z=h*s+u*-o+l*-a-c*-r,this},project:function(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)},unproject:function(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)},transformDirection:function(e){var t=this.x,n=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[4]*n+r[8]*i,this.y=r[1]*t+r[5]*n+r[9]*i,this.z=r[2]*t+r[6]*n+r[10]*i,this.normalize()},divide:function(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this},divideScalar:function(e){return this.multiplyScalar(1/e)},min:function(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this},max:function(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this},clamp:function(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this},clampScalar:function(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this},clampLength:function(e,t){var n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(e,Math.min(t,n)))},floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},roundToZero:function(){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:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(e){return this.x*e.x+this.y*e.y+this.z*e.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},manhattanLength:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length()||1)},setLength:function(e){return this.normalize().multiplyScalar(e)},lerp:function(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this},lerpVectors:function(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this},cross:function(e,t){return void 0!==t?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(e,t)):this.crossVectors(this,e)},crossVectors:function(e,t){var n=e.x,i=e.y,r=e.z,a=t.x,o=t.y,s=t.z;return this.x=i*s-r*o,this.y=r*a-n*s,this.z=n*o-i*a,this},projectOnVector:function(e){var t=e.lengthSq();if(0===t)return this.set(0,0,0);var n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)},projectOnPlane:function(e){return M.copy(this).projectOnVector(e),this.sub(M)},reflect:function(e){return this.sub(M.copy(e).multiplyScalar(2*this.dot(e)))},angleTo:function(e){var t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;var n=this.dot(e)/t;return Math.acos(d.clamp(n,-1,1))},distanceTo:function(e){return Math.sqrt(this.distanceToSquared(e))},distanceToSquared:function(e){var t=this.x-e.x,n=this.y-e.y,i=this.z-e.z;return t*t+n*n+i*i},manhattanDistanceTo:function(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)},setFromSpherical:function(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)},setFromSphericalCoords:function(e,t,n){var i=Math.sin(t)*e;return this.x=i*Math.sin(n),this.y=Math.cos(t)*e,this.z=i*Math.cos(n),this},setFromCylindrical:function(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)},setFromCylindricalCoords:function(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this},setFromMatrixPosition:function(e){var t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this},setFromMatrixScale:function(e){var t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=i,this},setFromMatrixColumn:function(e,t){return this.fromArray(e.elements,4*t)},setFromMatrix3Column:function(e,t){return this.fromArray(e.elements,3*t)},equals:function(e){return e.x===this.x&&e.y===this.y&&e.z===this.z},fromArray:function(e,t){return void 0===t&&(t=0),this.x=e[t],this.y=e[t+1],this.z=e[t+2],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e},fromBufferAttribute:function(e,t,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this},random:function(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}});var S=new w,E=new D,T=new w(0,0,0),L=new w(1,1,1),A=new w,P=new w,C=new w;function D(){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.")}Object.assign(D.prototype,{isMatrix4:!0,set:function(e,t,n,i,r,a,o,s,l,c,h,u,d,p,f,m){var g=this.elements;return g[0]=e,g[4]=t,g[8]=n,g[12]=i,g[1]=r,g[5]=a,g[9]=o,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:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new D).fromArray(this.elements)},copy:function(e){var t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this},copyPosition:function(e){var t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this},extractBasis:function(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this},makeBasis:function(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this},extractRotation:function(e){var t=this.elements,n=e.elements,i=1/S.setFromMatrixColumn(e,0).length(),r=1/S.setFromMatrixColumn(e,1).length(),a=1/S.setFromMatrixColumn(e,2).length();return t[0]=n[0]*i,t[1]=n[1]*i,t[2]=n[2]*i,t[3]=0,t[4]=n[4]*r,t[5]=n[5]*r,t[6]=n[6]*r,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this},makeRotationFromEuler:function(e){e&&e.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var t=this.elements,n=e.x,i=e.y,r=e.z,a=Math.cos(n),o=Math.sin(n),s=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===e.order){var u=a*c,d=a*h,p=o*c,f=o*h;t[0]=s*c,t[4]=-s*h,t[8]=l,t[1]=d+p*l,t[5]=u-f*l,t[9]=-o*s,t[2]=f-u*l,t[6]=p+d*l,t[10]=a*s}else if("YXZ"===e.order){var m=s*c,g=s*h,v=l*c,x=l*h;t[0]=m+x*o,t[4]=v*o-g,t[8]=a*l,t[1]=a*h,t[5]=a*c,t[9]=-o,t[2]=g*o-v,t[6]=x+m*o,t[10]=a*s}else if("ZXY"===e.order){m=s*c,g=s*h,v=l*c,x=l*h;t[0]=m-x*o,t[4]=-a*h,t[8]=v+g*o,t[1]=g+v*o,t[5]=a*c,t[9]=x-m*o,t[2]=-a*l,t[6]=o,t[10]=a*s}else if("ZYX"===e.order){u=a*c,d=a*h,p=o*c,f=o*h;t[0]=s*c,t[4]=p*l-d,t[8]=u*l+f,t[1]=s*h,t[5]=f*l+u,t[9]=d*l-p,t[2]=-l,t[6]=o*s,t[10]=a*s}else if("YZX"===e.order){var _=a*s,y=a*l,M=o*s,b=o*l;t[0]=s*c,t[4]=b-_*h,t[8]=M*h+y,t[1]=h,t[5]=a*c,t[9]=-o*c,t[2]=-l*c,t[6]=y*h+M,t[10]=_-b*h}else if("XZY"===e.order){_=a*s,y=a*l,M=o*s,b=o*l;t[0]=s*c,t[4]=-h,t[8]=l*c,t[1]=_*h+b,t[5]=a*c,t[9]=y*h-M,t[2]=M*h-y,t[6]=o*c,t[10]=b*h+_}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this},makeRotationFromQuaternion:function(e){return this.compose(T,e,L)},lookAt:function(e,t,n){var i=this.elements;return C.subVectors(e,t),0===C.lengthSq()&&(C.z=1),C.normalize(),A.crossVectors(n,C),0===A.lengthSq()&&(1===Math.abs(n.z)?C.x+=1e-4:C.z+=1e-4,C.normalize(),A.crossVectors(n,C)),A.normalize(),P.crossVectors(C,A),i[0]=A.x,i[4]=P.x,i[8]=C.x,i[1]=A.y,i[5]=P.y,i[9]=C.y,i[2]=A.z,i[6]=P.z,i[10]=C.z,this},multiply:function(e,t){return void 0!==t?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(e,t)):this.multiplyMatrices(this,e)},premultiply:function(e){return this.multiplyMatrices(e,this)},multiplyMatrices:function(e,t){var n=e.elements,i=t.elements,r=this.elements,a=n[0],o=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],x=n[7],_=n[11],y=n[15],M=i[0],b=i[4],w=i[8],S=i[12],E=i[1],T=i[5],L=i[9],A=i[13],P=i[2],C=i[6],D=i[10],N=i[14],R=i[3],I=i[7],U=i[11],z=i[15];return r[0]=a*M+o*E+s*P+l*R,r[4]=a*b+o*T+s*C+l*I,r[8]=a*w+o*L+s*D+l*U,r[12]=a*S+o*A+s*N+l*z,r[1]=c*M+h*E+u*P+d*R,r[5]=c*b+h*T+u*C+d*I,r[9]=c*w+h*L+u*D+d*U,r[13]=c*S+h*A+u*N+d*z,r[2]=p*M+f*E+m*P+g*R,r[6]=p*b+f*T+m*C+g*I,r[10]=p*w+f*L+m*D+g*U,r[14]=p*S+f*A+m*N+g*z,r[3]=v*M+x*E+_*P+y*R,r[7]=v*b+x*T+_*C+y*I,r[11]=v*w+x*L+_*D+y*U,r[15]=v*S+x*A+_*N+y*z,this},multiplyScalar:function(e){var t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this},determinant:function(){var e=this.elements,t=e[0],n=e[4],i=e[8],r=e[12],a=e[1],o=e[5],s=e[9],l=e[13],c=e[2],h=e[6],u=e[10],d=e[14];return e[3]*(+r*s*h-i*l*h-r*o*u+n*l*u+i*o*d-n*s*d)+e[7]*(+t*s*d-t*l*u+r*a*u-i*a*d+i*l*c-r*s*c)+e[11]*(+t*l*h-t*o*d-r*a*h+n*a*d+r*o*c-n*l*c)+e[15]*(-i*o*c-t*s*h+t*o*u+i*a*h-n*a*u+n*s*c)},transpose:function(){var e,t=this.elements;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this},setPosition:function(e,t,n){var i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=n),this},getInverse:function(e,t){void 0!==t&&console.warn("THREE.Matrix4: .getInverse() can no longer be configured to throw on degenerate.");var n=this.elements,i=e.elements,r=i[0],a=i[1],o=i[2],s=i[3],l=i[4],c=i[5],h=i[6],u=i[7],d=i[8],p=i[9],f=i[10],m=i[11],g=i[12],v=i[13],x=i[14],_=i[15],y=p*x*u-v*f*u+v*h*m-c*x*m-p*h*_+c*f*_,M=g*f*u-d*x*u-g*h*m+l*x*m+d*h*_-l*f*_,b=d*v*u-g*p*u+g*c*m-l*v*m-d*c*_+l*p*_,w=g*p*h-d*v*h-g*c*f+l*v*f+d*c*x-l*p*x,S=r*y+a*M+o*b+s*w;if(0===S)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);var E=1/S;return n[0]=y*E,n[1]=(v*f*s-p*x*s-v*o*m+a*x*m+p*o*_-a*f*_)*E,n[2]=(c*x*s-v*h*s+v*o*u-a*x*u-c*o*_+a*h*_)*E,n[3]=(p*h*s-c*f*s-p*o*u+a*f*u+c*o*m-a*h*m)*E,n[4]=M*E,n[5]=(d*x*s-g*f*s+g*o*m-r*x*m-d*o*_+r*f*_)*E,n[6]=(g*h*s-l*x*s-g*o*u+r*x*u+l*o*_-r*h*_)*E,n[7]=(l*f*s-d*h*s+d*o*u-r*f*u-l*o*m+r*h*m)*E,n[8]=b*E,n[9]=(g*p*s-d*v*s-g*a*m+r*v*m+d*a*_-r*p*_)*E,n[10]=(l*v*s-g*c*s+g*a*u-r*v*u-l*a*_+r*c*_)*E,n[11]=(d*c*s-l*p*s-d*a*u+r*p*u+l*a*m-r*c*m)*E,n[12]=w*E,n[13]=(d*v*o-g*p*o+g*a*f-r*v*f-d*a*x+r*p*x)*E,n[14]=(g*c*o-l*v*o-g*a*h+r*v*h+l*a*x-r*c*x)*E,n[15]=(l*p*o-d*c*o+d*a*h-r*p*h-l*a*f+r*c*f)*E,this},scale:function(e){var t=this.elements,n=e.x,i=e.y,r=e.z;return t[0]*=n,t[4]*=i,t[8]*=r,t[1]*=n,t[5]*=i,t[9]*=r,t[2]*=n,t[6]*=i,t[10]*=r,t[3]*=n,t[7]*=i,t[11]*=r,this},getMaxScaleOnAxis:function(){var e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,i))},makeTranslation:function(e,t,n){return this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this},makeRotationX:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this},makeRotationY:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this},makeRotationZ:function(e){var t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this},makeRotationAxis:function(e,t){var n=Math.cos(t),i=Math.sin(t),r=1-n,a=e.x,o=e.y,s=e.z,l=r*a,c=r*o;return this.set(l*a+n,l*o-i*s,l*s+i*o,0,l*o+i*s,c*o+n,c*s-i*a,0,l*s-i*o,c*s+i*a,r*s*s+n,0,0,0,0,1),this},makeScale:function(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this},makeShear:function(e,t,n){return this.set(1,t,n,0,e,1,n,0,e,t,1,0,0,0,0,1),this},compose:function(e,t,n){var i=this.elements,r=t._x,a=t._y,o=t._z,s=t._w,l=r+r,c=a+a,h=o+o,u=r*l,d=r*c,p=r*h,f=a*c,m=a*h,g=o*h,v=s*l,x=s*c,_=s*h,y=n.x,M=n.y,b=n.z;return i[0]=(1-(f+g))*y,i[1]=(d+_)*y,i[2]=(p-x)*y,i[3]=0,i[4]=(d-_)*M,i[5]=(1-(u+g))*M,i[6]=(m+v)*M,i[7]=0,i[8]=(p+x)*b,i[9]=(m-v)*b,i[10]=(1-(u+f))*b,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this},decompose:function(e,t,n){var i=this.elements,r=S.set(i[0],i[1],i[2]).length(),a=S.set(i[4],i[5],i[6]).length(),o=S.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),e.x=i[12],e.y=i[13],e.z=i[14],E.copy(this);var s=1/r,l=1/a,c=1/o;return E.elements[0]*=s,E.elements[1]*=s,E.elements[2]*=s,E.elements[4]*=l,E.elements[5]*=l,E.elements[6]*=l,E.elements[8]*=c,E.elements[9]*=c,E.elements[10]*=c,t.setFromRotationMatrix(E),n.x=r,n.y=a,n.z=o,this},makePerspective:function(e,t,n,i,r,a){void 0===a&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");var o=this.elements,s=2*r/(t-e),l=2*r/(n-i),c=(t+e)/(t-e),h=(n+i)/(n-i),u=-(a+r)/(a-r),d=-2*a*r/(a-r);return o[0]=s,o[4]=0,o[8]=c,o[12]=0,o[1]=0,o[5]=l,o[9]=h,o[13]=0,o[2]=0,o[6]=0,o[10]=u,o[14]=d,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this},makeOrthographic:function(e,t,n,i,r,a){var o=this.elements,s=1/(t-e),l=1/(n-i),c=1/(a-r),h=(t+e)*s,u=(n+i)*l,d=(a+r)*c;return o[0]=2*s,o[4]=0,o[8]=0,o[12]=-h,o[1]=0,o[5]=2*l,o[9]=0,o[13]=-u,o[2]=0,o[6]=0,o[10]=-2*c,o[14]=-d,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this},equals:function(e){for(var t=this.elements,n=e.elements,i=0;i<16;i++)if(t[i]!==n[i])return!1;return!0},fromArray:function(e,t){void 0===t&&(t=0);for(var n=0;n<16;n++)this.elements[n]=e[n+t];return this},toArray:function(e,t){void 0===e&&(e=[]),void 0===t&&(t=0);var n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}});var N=new D,R=new y;function I(e,t,n,i){this._x=e||0,this._y=t||0,this._z=n||0,this._order=i||I.DefaultOrder}function U(){this.mask=1}I.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],I.DefaultOrder="XYZ",Object.defineProperties(I.prototype,{x:{get:function(){return this._x},set:function(e){this._x=e,this._onChangeCallback()}},y:{get:function(){return this._y},set:function(e){this._y=e,this._onChangeCallback()}},z:{get:function(){return this._z},set:function(e){this._z=e,this._onChangeCallback()}},order:{get:function(){return this._order},set:function(e){this._order=e,this._onChangeCallback()}}}),Object.assign(I.prototype,{isEuler:!0,set:function(e,t,n,i){return this._x=e,this._y=t,this._z=n,this._order=i||this._order,this._onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this},setFromRotationMatrix:function(e,t,n){var i=d.clamp,r=e.elements,a=r[0],o=r[4],s=r[8],l=r[1],c=r[5],h=r[9],u=r[2],p=r[6],f=r[10];switch(t=t||this._order){case"XYZ":this._y=Math.asin(i(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-h,f),this._z=Math.atan2(-o,a)):(this._x=Math.atan2(p,c),this._z=0);break;case"YXZ":this._x=Math.asin(-i(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(s,f),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-u,a),this._z=0);break;case"ZXY":this._x=Math.asin(i(p,-1,1)),Math.abs(p)<.9999999?(this._y=Math.atan2(-u,f),this._z=Math.atan2(-o,c)):(this._y=0,this._z=Math.atan2(l,a));break;case"ZYX":this._y=Math.asin(-i(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(p,f),this._z=Math.atan2(l,a)):(this._x=0,this._z=Math.atan2(-o,c));break;case"YZX":this._z=Math.asin(i(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-h,c),this._y=Math.atan2(-u,a)):(this._x=0,this._y=Math.atan2(s,f));break;case"XZY":this._z=Math.asin(-i(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(p,c),this._y=Math.atan2(s,a)):(this._x=Math.atan2(-h,f),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!1!==n&&this._onChangeCallback(),this},setFromQuaternion:function(e,t,n){return N.makeRotationFromQuaternion(e),this.setFromRotationMatrix(N,t,n)},setFromVector3:function(e,t){return this.set(e.x,e.y,e.z,t||this._order)},reorder:function(e){return R.setFromEuler(this),this.setFromQuaternion(R,e)},equals:function(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order},fromArray:function(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e},toVector3:function(e){return e?e.set(this._x,this._y,this._z):new w(this._x,this._y,this._z)},_onChange:function(e){return this._onChangeCallback=e,this},_onChangeCallback:function(){}}),Object.assign(U.prototype,{set:function(e){this.mask=1<<e|0},enable:function(e){this.mask|=1<<e|0},enableAll:function(){this.mask=-1},toggle:function(e){this.mask^=1<<e|0},disable:function(e){this.mask&=~(1<<e|0)},disableAll:function(){this.mask=0},test:function(e){return 0!=(this.mask&e.mask)}});let z=0;const O=new w,F=new y,G=new D,B=new w,V=new w,k=new w,H=new y,W=new w(1,0,0),j=new w(0,1,0),X=new w(0,0,1),q={type:"added"},Y={type:"removed"};function Z(){Object.defineProperty(this,"id",{value:z++}),this.uuid=d.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Z.DefaultUp.clone();var e=new w,t=new I,n=new y,i=new w(1,1,1);t._onChange((function(){n.setFromEuler(t,!1)})),n._onChange((function(){t.setFromQuaternion(n,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new D},normalMatrix:{value:new f}}),this.matrix=new D,this.matrixWorld=new D,this.matrixAutoUpdate=Z.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new U,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.userData={}}function J(){Z.call(this),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}))}Z.DefaultUp=new w(0,1,0),Z.DefaultMatrixAutoUpdate=!0,Z.prototype=Object.assign(Object.create(l.prototype),{constructor:Z,isObject3D:!0,onBeforeRender:function(){},onAfterRender:function(){},applyMatrix4:function(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)},applyQuaternion:function(e){return this.quaternion.premultiply(e),this},setRotationFromAxisAngle:function(e,t){this.quaternion.setFromAxisAngle(e,t)},setRotationFromEuler:function(e){this.quaternion.setFromEuler(e,!0)},setRotationFromMatrix:function(e){this.quaternion.setFromRotationMatrix(e)},setRotationFromQuaternion:function(e){this.quaternion.copy(e)},rotateOnAxis:function(e,t){return F.setFromAxisAngle(e,t),this.quaternion.multiply(F),this},rotateOnWorldAxis:function(e,t){return F.setFromAxisAngle(e,t),this.quaternion.premultiply(F),this},rotateX:function(e){return this.rotateOnAxis(W,e)},rotateY:function(e){return this.rotateOnAxis(j,e)},rotateZ:function(e){return this.rotateOnAxis(X,e)},translateOnAxis:function(e,t){return O.copy(e).applyQuaternion(this.quaternion),this.position.add(O.multiplyScalar(t)),this},translateX:function(e){return this.translateOnAxis(W,e)},translateY:function(e){return this.translateOnAxis(j,e)},translateZ:function(e){return this.translateOnAxis(X,e)},localToWorld:function(e){return e.applyMatrix4(this.matrixWorld)},worldToLocal:function(e){return e.applyMatrix4(G.getInverse(this.matrixWorld))},lookAt:function(e,t,n){e.isVector3?B.copy(e):B.set(e,t,n);var i=this.parent;this.updateWorldMatrix(!0,!1),V.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?G.lookAt(V,B,this.up):G.lookAt(B,V,this.up),this.quaternion.setFromRotationMatrix(G),i&&(G.extractRotation(i.matrixWorld),F.setFromRotationMatrix(G),this.quaternion.premultiply(F.inverse()))},add:function(e){if(arguments.length>1){for(var t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(null!==e.parent&&e.parent.remove(e),e.parent=this,this.children.push(e),e.dispatchEvent(q)):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)},remove:function(e){if(arguments.length>1){for(var t=0;t<arguments.length;t++)this.remove(arguments[t]);return this}var n=this.children.indexOf(e);return-1!==n&&(e.parent=null,this.children.splice(n,1),e.dispatchEvent(Y)),this},attach:function(e){return this.updateWorldMatrix(!0,!1),G.getInverse(this.matrixWorld),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),G.multiply(e.parent.matrixWorld)),e.applyMatrix4(G),e.updateWorldMatrix(!1,!1),this.add(e),this},getObjectById:function(e){return this.getObjectByProperty("id",e)},getObjectByName:function(e){return this.getObjectByProperty("name",e)},getObjectByProperty:function(e,t){if(this[e]===t)return this;for(var n=0,i=this.children.length;n<i;n++){var r=this.children[n].getObjectByProperty(e,t);if(void 0!==r)return r}},getWorldPosition:function(e){return void 0===e&&(console.warn("THREE.Object3D: .getWorldPosition() target is now required"),e=new w),this.updateMatrixWorld(!0),e.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:function(e){return void 0===e&&(console.warn("THREE.Object3D: .getWorldQuaternion() target is now required"),e=new y),this.updateMatrixWorld(!0),this.matrixWorld.decompose(V,e,k),e},getWorldScale:function(e){return void 0===e&&(console.warn("THREE.Object3D: .getWorldScale() target is now required"),e=new w),this.updateMatrixWorld(!0),this.matrixWorld.decompose(V,H,e),e},getWorldDirection:function(e){void 0===e&&(console.warn("THREE.Object3D: .getWorldDirection() target is now required"),e=new w),this.updateMatrixWorld(!0);var t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()},raycast:function(){},traverse:function(e){e(this);for(var t=this.children,n=0,i=t.length;n<i;n++)t[n].traverse(e)},traverseVisible:function(e){if(!1!==this.visible){e(this);for(var t=this.children,n=0,i=t.length;n<i;n++)t[n].traverseVisible(e)}},traverseAncestors:function(e){var t=this.parent;null!==t&&(e(t),t.traverseAncestors(e))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),this.matrixWorldNeedsUpdate=!1,e=!0);for(var t=this.children,n=0,i=t.length;n<i;n++)t[n].updateMatrixWorld(e)},updateWorldMatrix:function(e,t){var n=this.parent;if(!0===e&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),!0===t)for(var i=this.children,r=0,a=i.length;r<a;r++)i[r].updateWorldMatrix(!1,!0)},toJSON:function(e){var t=void 0===e||"string"==typeof e,n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{}},n.metadata={version:4.5,type:"Object",generator:"Object3D.toJSON"});var i={};function r(t,n){return void 0===t[n.uuid]&&(t[n.uuid]=n.toJSON(e)),n.uuid}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),!0===this.castShadow&&(i.castShadow=!0),!0===this.receiveShadow&&(i.receiveShadow=!0),!1===this.visible&&(i.visible=!1),!1===this.frustumCulled&&(i.frustumCulled=!1),0!==this.renderOrder&&(i.renderOrder=this.renderOrder),"{}"!==JSON.stringify(this.userData)&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON()),this.isMesh||this.isLine||this.isPoints){i.geometry=r(e.geometries,this.geometry);var a=this.geometry.parameters;if(void 0!==a&&void 0!==a.shapes){var o=a.shapes;if(Array.isArray(o))for(var s=0,l=o.length;s<l;s++){var c=o[s];r(e.shapes,c)}else r(e.shapes,o)}}if(void 0!==this.material)if(Array.isArray(this.material)){var h=[];for(s=0,l=this.material.length;s<l;s++)h.push(r(e.materials,this.material[s]));i.material=h}else i.material=r(e.materials,this.material);if(this.children.length>0){i.children=[];for(s=0;s<this.children.length;s++)i.children.push(this.children[s].toJSON(e).object)}if(t){var u=m(e.geometries),d=m(e.materials),p=m(e.textures),f=m(e.images);o=m(e.shapes);u.length>0&&(n.geometries=u),d.length>0&&(n.materials=d),p.length>0&&(n.textures=p),f.length>0&&(n.images=f),o.length>0&&(n.shapes=o)}return n.object=i,n;function m(e){var t=[];for(var n in e){var i=e[n];delete i.metadata,t.push(i)}return t}},clone:function(e){return(new this.constructor).copy(this,e)},copy:function(e,t){if(void 0===t&&(t=!0),this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(var n=0;n<e.children.length;n++){var i=e.children[n];this.add(i.clone())}return this}}),J.prototype=Object.assign(Object.create(Z.prototype),{constructor:J,isScene:!0,copy:function(e,t){return Z.prototype.copy.call(this,e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.autoUpdate=e.autoUpdate,this.matrixAutoUpdate=e.matrixAutoUpdate,this},toJSON:function(e){var t=Z.prototype.toJSON.call(this,e);return null!==this.background&&(t.object.background=this.background.toJSON(e)),null!==this.environment&&(t.object.environment=this.environment.toJSON(e)),null!==this.fog&&(t.object.fog=this.fog.toJSON()),t},dispose:function(){this.dispatchEvent({type:"dispose"})}});var Q=[new w,new w,new w,new w,new w,new w,new w,new w],K=new w,$=new he,ee=new w,te=new w,ne=new w,ie=new w,re=new w,ae=new w,oe=new w,se=new w,le=new w,ce=new w;function he(e,t){this.min=void 0!==e?e:new w(1/0,1/0,1/0),this.max=void 0!==t?t:new w(-1/0,-1/0,-1/0)}function ue(e,t,n,i,r){var a,o;for(a=0,o=e.length-3;a<=o;a+=3){ce.fromArray(e,a);var s=r.x*Math.abs(ce.x)+r.y*Math.abs(ce.y)+r.z*Math.abs(ce.z),l=t.dot(ce),c=n.dot(ce),h=i.dot(ce);if(Math.max(-Math.max(l,c,h),Math.min(l,c,h))>s)return!1}return!0}Object.assign(he.prototype,{isBox3:!0,set:function(e,t){return this.min.copy(e),this.max.copy(t),this},setFromArray:function(e){for(var t=1/0,n=1/0,i=1/0,r=-1/0,a=-1/0,o=-1/0,s=0,l=e.length;s<l;s+=3){var c=e[s],h=e[s+1],u=e[s+2];c<t&&(t=c),h<n&&(n=h),u<i&&(i=u),c>r&&(r=c),h>a&&(a=h),u>o&&(o=u)}return this.min.set(t,n,i),this.max.set(r,a,o),this},setFromBufferAttribute:function(e){for(var t=1/0,n=1/0,i=1/0,r=-1/0,a=-1/0,o=-1/0,s=0,l=e.count;s<l;s++){var c=e.getX(s),h=e.getY(s),u=e.getZ(s);c<t&&(t=c),h<n&&(n=h),u<i&&(i=u),c>r&&(r=c),h>a&&(a=h),u>o&&(o=u)}return this.min.set(t,n,i),this.max.set(r,a,o),this},setFromPoints:function(e){this.makeEmpty();for(var t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this},setFromCenterAndSize:function(e,t){var n=K.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this},setFromObject:function(e){return this.makeEmpty(),this.expandByObject(e)},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.min.copy(e.min),this.max.copy(e.max),this},makeEmpty:function(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},getCenter:function(e){return void 0===e&&(console.warn("THREE.Box3: .getCenter() target is now required"),e=new w),this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)},getSize:function(e){return void 0===e&&(console.warn("THREE.Box3: .getSize() target is now required"),e=new w),this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)},expandByPoint:function(e){return this.min.min(e),this.max.max(e),this},expandByVector:function(e){return this.min.sub(e),this.max.add(e),this},expandByScalar:function(e){return this.min.addScalar(-e),this.max.addScalar(e),this},expandByObject:function(e){e.updateWorldMatrix(!1,!1);var t=e.geometry;void 0!==t&&(null===t.boundingBox&&t.computeBoundingBox(),$.copy(t.boundingBox),$.applyMatrix4(e.matrixWorld),this.union($));for(var n=e.children,i=0,r=n.length;i<r;i++)this.expandByObject(n[i]);return this},containsPoint:function(e){return!(e.x<this.min.x||e.x>this.max.x||e.y<this.min.y||e.y>this.max.y||e.z<this.min.z||e.z>this.max.z)},containsBox:function(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z},getParameter:function(e,t){return void 0===t&&(console.warn("THREE.Box3: .getParameter() target is now required"),t=new w),t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(e){return!(e.max.x<this.min.x||e.min.x>this.max.x||e.max.y<this.min.y||e.min.y>this.max.y||e.max.z<this.min.z||e.min.z>this.max.z)},intersectsSphere:function(e){return this.clampPoint(e.center,K),K.distanceToSquared(e.center)<=e.radius*e.radius},intersectsPlane:function(e){var t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant},intersectsTriangle:function(e){if(this.isEmpty())return!1;this.getCenter(oe),se.subVectors(this.max,oe),ee.subVectors(e.a,oe),te.subVectors(e.b,oe),ne.subVectors(e.c,oe),ie.subVectors(te,ee),re.subVectors(ne,te),ae.subVectors(ee,ne);var t=[0,-ie.z,ie.y,0,-re.z,re.y,0,-ae.z,ae.y,ie.z,0,-ie.x,re.z,0,-re.x,ae.z,0,-ae.x,-ie.y,ie.x,0,-re.y,re.x,0,-ae.y,ae.x,0];return!!ue(t,ee,te,ne,se)&&(!!ue(t=[1,0,0,0,1,0,0,0,1],ee,te,ne,se)&&(le.crossVectors(ie,re),ue(t=[le.x,le.y,le.z],ee,te,ne,se)))},clampPoint:function(e,t){return void 0===t&&(console.warn("THREE.Box3: .clampPoint() target is now required"),t=new w),t.copy(e).clamp(this.min,this.max)},distanceToPoint:function(e){return K.copy(e).clamp(this.min,this.max).sub(e).length()},getBoundingSphere:function(e){return void 0===e&&console.error("THREE.Box3: .getBoundingSphere() target is now required"),this.getCenter(e.center),e.radius=.5*this.getSize(K).length(),e},intersect:function(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this},union:function(e){return this.min.min(e.min),this.max.max(e.max),this},applyMatrix4:function(e){return this.isEmpty()||(Q[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Q[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Q[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Q[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Q[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Q[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Q[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Q[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Q)),this},translate:function(e){return this.min.add(e),this.max.add(e),this},equals:function(e){return e.min.equals(this.min)&&e.max.equals(this.max)}});var de=new he;function pe(e,t){this.center=void 0!==e?e:new w,this.radius=void 0!==t?t:-1}Object.assign(pe.prototype,{set:function(e,t){return this.center.copy(e),this.radius=t,this},setFromPoints:function(e,t){var n=this.center;void 0!==t?n.copy(t):de.setFromPoints(e).getCenter(n);for(var i=0,r=0,a=e.length;r<a;r++)i=Math.max(i,n.distanceToSquared(e[r]));return this.radius=Math.sqrt(i),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.center.copy(e.center),this.radius=e.radius,this},isEmpty:function(){return this.radius<0},makeEmpty:function(){return this.center.set(0,0,0),this.radius=-1,this},containsPoint:function(e){return e.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(e){return e.distanceTo(this.center)-this.radius},intersectsSphere:function(e){var t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t},intersectsBox:function(e){return e.intersectsSphere(this)},intersectsPlane:function(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius},clampPoint:function(e,t){var n=this.center.distanceToSquared(e);return void 0===t&&(console.warn("THREE.Sphere: .clampPoint() target is now required"),t=new w),t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t},getBoundingBox:function(e){return void 0===e&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),e=new he),this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)},applyMatrix4:function(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this},translate:function(e){return this.center.add(e),this},equals:function(e){return e.center.equals(this.center)&&e.radius===this.radius}});var fe=new w,me=new w,ge=new w,ve=new w,xe=new w,_e=new w,ye=new w;function Me(e,t){this.origin=void 0!==e?e:new w,this.direction=void 0!==t?t:new w(0,0,-1)}Object.assign(Me.prototype,{set:function(e,t){return this.origin.copy(e),this.direction.copy(t),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this},at:function(e,t){return void 0===t&&(console.warn("THREE.Ray: .at() target is now required"),t=new w),t.copy(this.direction).multiplyScalar(e).add(this.origin)},lookAt:function(e){return this.direction.copy(e).sub(this.origin).normalize(),this},recast:function(e){return this.origin.copy(this.at(e,fe)),this},closestPointToPoint:function(e,t){void 0===t&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),t=new w),t.subVectors(e,this.origin);var n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.direction).multiplyScalar(n).add(this.origin)},distanceToPoint:function(e){return Math.sqrt(this.distanceSqToPoint(e))},distanceSqToPoint:function(e){var t=fe.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(fe.copy(this.direction).multiplyScalar(t).add(this.origin),fe.distanceToSquared(e))},distanceSqToSegment:function(e,t,n,i){me.copy(e).add(t).multiplyScalar(.5),ge.copy(t).sub(e).normalize(),ve.copy(this.origin).sub(me);var r,a,o,s,l=.5*e.distanceTo(t),c=-this.direction.dot(ge),h=ve.dot(this.direction),u=-ve.dot(ge),d=ve.lengthSq(),p=Math.abs(1-c*c);if(p>0)if(a=c*h-u,s=l*p,(r=c*u-h)>=0)if(a>=-s)if(a<=s){var f=1/p;o=(r*=f)*(r+c*(a*=f)+2*h)+a*(c*r+a+2*u)+d}else a=l,o=-(r=Math.max(0,-(c*a+h)))*r+a*(a+2*u)+d;else a=-l,o=-(r=Math.max(0,-(c*a+h)))*r+a*(a+2*u)+d;else a<=-s?o=-(r=Math.max(0,-(-c*l+h)))*r+(a=r>0?-l:Math.min(Math.max(-l,-u),l))*(a+2*u)+d:a<=s?(r=0,o=(a=Math.min(Math.max(-l,-u),l))*(a+2*u)+d):o=-(r=Math.max(0,-(c*l+h)))*r+(a=r>0?l:Math.min(Math.max(-l,-u),l))*(a+2*u)+d;else a=c>0?-l:l,o=-(r=Math.max(0,-(c*a+h)))*r+a*(a+2*u)+d;return n&&n.copy(this.direction).multiplyScalar(r).add(this.origin),i&&i.copy(ge).multiplyScalar(a).add(me),o},intersectSphere:function(e,t){fe.subVectors(e.center,this.origin);var n=fe.dot(this.direction),i=fe.dot(fe)-n*n,r=e.radius*e.radius;if(i>r)return null;var a=Math.sqrt(r-i),o=n-a,s=n+a;return o<0&&s<0?null:o<0?this.at(s,t):this.at(o,t)},intersectsSphere:function(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius},distanceToPlane:function(e){var t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;var n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null},intersectPlane:function(e,t){var n=this.distanceToPlane(e);return null===n?null:this.at(n,t)},intersectsPlane:function(e){var t=e.distanceToPoint(this.origin);return 0===t||e.normal.dot(this.direction)*t<0},intersectBox:function(e,t){var n,i,r,a,o,s,l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(e.min.x-u.x)*l,i=(e.max.x-u.x)*l):(n=(e.max.x-u.x)*l,i=(e.min.x-u.x)*l),c>=0?(r=(e.min.y-u.y)*c,a=(e.max.y-u.y)*c):(r=(e.max.y-u.y)*c,a=(e.min.y-u.y)*c),n>a||r>i?null:((r>n||n!=n)&&(n=r),(a<i||i!=i)&&(i=a),h>=0?(o=(e.min.z-u.z)*h,s=(e.max.z-u.z)*h):(o=(e.max.z-u.z)*h,s=(e.min.z-u.z)*h),n>s||o>i?null:((o>n||n!=n)&&(n=o),(s<i||i!=i)&&(i=s),i<0?null:this.at(n>=0?n:i,t)))},intersectsBox:function(e){return null!==this.intersectBox(e,fe)},intersectTriangle:function(e,t,n,i,r){xe.subVectors(t,e),_e.subVectors(n,e),ye.crossVectors(xe,_e);var a,o=this.direction.dot(ye);if(o>0){if(i)return null;a=1}else{if(!(o<0))return null;a=-1,o=-o}ve.subVectors(this.origin,e);var s=a*this.direction.dot(_e.crossVectors(ve,_e));if(s<0)return null;var l=a*this.direction.dot(xe.cross(ve));if(l<0)return null;if(s+l>o)return null;var c=-a*ve.dot(ye);return c<0?null:this.at(c/o,r)},applyMatrix4:function(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this},equals:function(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}});var be=new w,we=new w,Se=new f;function Ee(e,t){this.normal=void 0!==e?e:new w(1,0,0),this.constant=void 0!==t?t:0}Object.assign(Ee.prototype,{isPlane:!0,set:function(e,t){return this.normal.copy(e),this.constant=t,this},setComponents:function(e,t,n,i){return this.normal.set(e,t,n),this.constant=i,this},setFromNormalAndCoplanarPoint:function(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this},setFromCoplanarPoints:function(e,t,n){var i=be.subVectors(n,t).cross(we.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(i,e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.normal.copy(e.normal),this.constant=e.constant,this},normalize:function(){var e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(e){return this.normal.dot(e)+this.constant},distanceToSphere:function(e){return this.distanceToPoint(e.center)-e.radius},projectPoint:function(e,t){return void 0===t&&(console.warn("THREE.Plane: .projectPoint() target is now required"),t=new w),t.copy(this.normal).multiplyScalar(-this.distanceToPoint(e)).add(e)},intersectLine:function(e,t){void 0===t&&(console.warn("THREE.Plane: .intersectLine() target is now required"),t=new w);var n=e.delta(be),i=this.normal.dot(n);if(0===i)return 0===this.distanceToPoint(e.start)?t.copy(e.start):void 0;var r=-(e.start.dot(this.normal)+this.constant)/i;return r<0||r>1?void 0:t.copy(n).multiplyScalar(r).add(e.start)},intersectsLine:function(e){var t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0},intersectsBox:function(e){return e.intersectsPlane(this)},intersectsSphere:function(e){return e.intersectsPlane(this)},coplanarPoint:function(e){return void 0===e&&(console.warn("THREE.Plane: .coplanarPoint() target is now required"),e=new w),e.copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:function(e,t){var n=t||Se.getNormalMatrix(e),i=this.coplanarPoint(be).applyMatrix4(e),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this},translate:function(e){return this.constant-=e.dot(this.normal),this},equals:function(e){return e.normal.equals(this.normal)&&e.constant===this.constant}});var Te=new w,Le=new w,Ae=new w,Pe=new w,Ce=new w,De=new w,Ne=new w,Re=new w,Ie=new w,Ue=new w;function ze(e,t,n){this.a=void 0!==e?e:new w,this.b=void 0!==t?t:new w,this.c=void 0!==n?n:new w}Object.assign(ze,{getNormal:function(e,t,n,i){void 0===i&&(console.warn("THREE.Triangle: .getNormal() target is now required"),i=new w),i.subVectors(n,t),Te.subVectors(e,t),i.cross(Te);var r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)},getBarycoord:function(e,t,n,i,r){Te.subVectors(i,t),Le.subVectors(n,t),Ae.subVectors(e,t);var a=Te.dot(Te),o=Te.dot(Le),s=Te.dot(Ae),l=Le.dot(Le),c=Le.dot(Ae),h=a*l-o*o;if(void 0===r&&(console.warn("THREE.Triangle: .getBarycoord() target is now required"),r=new w),0===h)return r.set(-2,-1,-1);var u=1/h,d=(l*s-o*c)*u,p=(a*c-o*s)*u;return r.set(1-d-p,p,d)},containsPoint:function(e,t,n,i){return ze.getBarycoord(e,t,n,i,Pe),Pe.x>=0&&Pe.y>=0&&Pe.x+Pe.y<=1},getUV:function(e,t,n,i,r,a,o,s){return this.getBarycoord(e,t,n,i,Pe),s.set(0,0),s.addScaledVector(r,Pe.x),s.addScaledVector(a,Pe.y),s.addScaledVector(o,Pe.z),s},isFrontFacing:function(e,t,n,i){return Te.subVectors(n,t),Le.subVectors(e,t),Te.cross(Le).dot(i)<0}}),Object.assign(ze.prototype,{set:function(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this},setFromPointsAndIndices:function(e,t,n,i){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[i]),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this},getArea:function(){return Te.subVectors(this.c,this.b),Le.subVectors(this.a,this.b),.5*Te.cross(Le).length()},getMidpoint:function(e){return void 0===e&&(console.warn("THREE.Triangle: .getMidpoint() target is now required"),e=new w),e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},getNormal:function(e){return ze.getNormal(this.a,this.b,this.c,e)},getPlane:function(e){return void 0===e&&(console.warn("THREE.Triangle: .getPlane() target is now required"),e=new Ee),e.setFromCoplanarPoints(this.a,this.b,this.c)},getBarycoord:function(e,t){return ze.getBarycoord(e,this.a,this.b,this.c,t)},getUV:function(e,t,n,i,r){return ze.getUV(e,this.a,this.b,this.c,t,n,i,r)},containsPoint:function(e){return ze.containsPoint(e,this.a,this.b,this.c)},isFrontFacing:function(e){return ze.isFrontFacing(this.a,this.b,this.c,e)},intersectsBox:function(e){return e.intersectsTriangle(this)},closestPointToPoint:function(e,t){void 0===t&&(console.warn("THREE.Triangle: .closestPointToPoint() target is now required"),t=new w);var n,i,r=this.a,a=this.b,o=this.c;Ce.subVectors(a,r),De.subVectors(o,r),Re.subVectors(e,r);var s=Ce.dot(Re),l=De.dot(Re);if(s<=0&&l<=0)return t.copy(r);Ie.subVectors(e,a);var c=Ce.dot(Ie),h=De.dot(Ie);if(c>=0&&h<=c)return t.copy(a);var u=s*h-c*l;if(u<=0&&s>=0&&c<=0)return n=s/(s-c),t.copy(r).addScaledVector(Ce,n);Ue.subVectors(e,o);var d=Ce.dot(Ue),p=De.dot(Ue);if(p>=0&&d<=p)return t.copy(o);var f=d*l-s*p;if(f<=0&&l>=0&&p<=0)return i=l/(l-p),t.copy(r).addScaledVector(De,i);var m=c*p-d*h;if(m<=0&&h-c>=0&&d-p>=0)return Ne.subVectors(o,a),i=(h-c)/(h-c+(d-p)),t.copy(a).addScaledVector(Ne,i);var g=1/(m+f+u);return n=f*g,i=u*g,t.copy(r).addScaledVector(Ce,n).addScaledVector(De,i)},equals:function(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}});var Oe={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},Fe={h:0,s:0,l:0},Ge={h:0,s:0,l:0};function Be(e,t,n){return void 0===t&&void 0===n?this.set(e):this.setRGB(e,t,n)}function Ve(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}function ke(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function He(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}function We(e,t,n,i,r,a){this.a=e,this.b=t,this.c=n,this.normal=i&&i.isVector3?i:new w,this.vertexNormals=Array.isArray(i)?i:[],this.color=r&&r.isColor?r:new Be,this.vertexColors=Array.isArray(r)?r:[],this.materialIndex=void 0!==a?a:0}Object.assign(Be.prototype,{isColor:!0,r:1,g:1,b:1,set:function(e){return e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e),this},setScalar:function(e){return this.r=e,this.g=e,this.b=e,this},setHex:function(e){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,this},setRGB:function(e,t,n){return this.r=e,this.g=t,this.b=n,this},setHSL:function(e,t,n){if(e=d.euclideanModulo(e,1),t=d.clamp(t,0,1),n=d.clamp(n,0,1),0===t)this.r=this.g=this.b=n;else{var i=n<=.5?n*(1+t):n+t-n*t,r=2*n-i;this.r=Ve(r,i,e+1/3),this.g=Ve(r,i,e),this.b=Ve(r,i,e-1/3)}return this},setStyle:function(e){function t(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}var n;if(n=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(e)){var i,r=n[1],a=n[2];switch(r){case"rgb":case"rgba":if(i=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(255,parseInt(i[1],10))/255,this.g=Math.min(255,parseInt(i[2],10))/255,this.b=Math.min(255,parseInt(i[3],10))/255,t(i[5]),this;if(i=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a))return this.r=Math.min(100,parseInt(i[1],10))/100,this.g=Math.min(100,parseInt(i[2],10))/100,this.b=Math.min(100,parseInt(i[3],10))/100,t(i[5]),this;break;case"hsl":case"hsla":if(i=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(a)){var o=parseFloat(i[1])/360,s=parseInt(i[2],10)/100,l=parseInt(i[3],10)/100;return t(i[5]),this.setHSL(o,s,l)}}}else if(n=/^\#([A-Fa-f0-9]+)$/.exec(e)){var c=n[1],h=c.length;if(3===h)return this.r=parseInt(c.charAt(0)+c.charAt(0),16)/255,this.g=parseInt(c.charAt(1)+c.charAt(1),16)/255,this.b=parseInt(c.charAt(2)+c.charAt(2),16)/255,this;if(6===h)return this.r=parseInt(c.charAt(0)+c.charAt(1),16)/255,this.g=parseInt(c.charAt(2)+c.charAt(3),16)/255,this.b=parseInt(c.charAt(4)+c.charAt(5),16)/255,this}return e&&e.length>0?this.setColorName(e):this},setColorName:function(e){var t=Oe[e];return void 0!==t?this.setHex(t):console.warn("THREE.Color: Unknown color "+e),this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(e){return this.r=e.r,this.g=e.g,this.b=e.b,this},copyGammaToLinear:function(e,t){return void 0===t&&(t=2),this.r=Math.pow(e.r,t),this.g=Math.pow(e.g,t),this.b=Math.pow(e.b,t),this},copyLinearToGamma:function(e,t){void 0===t&&(t=2);var n=t>0?1/t:1;return this.r=Math.pow(e.r,n),this.g=Math.pow(e.g,n),this.b=Math.pow(e.b,n),this},convertGammaToLinear:function(e){return this.copyGammaToLinear(this,e),this},convertLinearToGamma:function(e){return this.copyLinearToGamma(this,e),this},copySRGBToLinear:function(e){return this.r=ke(e.r),this.g=ke(e.g),this.b=ke(e.b),this},copyLinearToSRGB:function(e){return this.r=He(e.r),this.g=He(e.g),this.b=He(e.b),this},convertSRGBToLinear:function(){return this.copySRGBToLinear(this),this},convertLinearToSRGB:function(){return this.copyLinearToSRGB(this),this},getHex:function(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0},getHexString:function(){return("000000"+this.getHex().toString(16)).slice(-6)},getHSL:function(e){void 0===e&&(console.warn("THREE.Color: .getHSL() target is now required"),e={h:0,s:0,l:0});var t,n,i=this.r,r=this.g,a=this.b,o=Math.max(i,r,a),s=Math.min(i,r,a),l=(s+o)/2;if(s===o)t=0,n=0;else{var c=o-s;switch(n=l<=.5?c/(o+s):c/(2-o-s),o){case i:t=(r-a)/c+(r<a?6:0);break;case r:t=(a-i)/c+2;break;case a:t=(i-r)/c+4}t/=6}return e.h=t,e.s=n,e.l=l,e},getStyle:function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},offsetHSL:function(e,t,n){return this.getHSL(Fe),Fe.h+=e,Fe.s+=t,Fe.l+=n,this.setHSL(Fe.h,Fe.s,Fe.l),this},add:function(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this},addColors:function(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this},addScalar:function(e){return this.r+=e,this.g+=e,this.b+=e,this},sub:function(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this},multiply:function(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this},multiplyScalar:function(e){return this.r*=e,this.g*=e,this.b*=e,this},lerp:function(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this},lerpHSL:function(e,t){this.getHSL(Fe),e.getHSL(Ge);var n=d.lerp(Fe.h,Ge.h,t),i=d.lerp(Fe.s,Ge.s,t),r=d.lerp(Fe.l,Ge.l,t);return this.setHSL(n,i,r),this},equals:function(e){return e.r===this.r&&e.g===this.g&&e.b===this.b},fromArray:function(e,t){return void 0===t&&(t=0),this.r=e[t],this.g=e[t+1],this.b=e[t+2],this},toArray:function(e,t){return void 0===e&&(e=[]),void 0===t&&(t=0),e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e},toJSON:function(){return this.getHex()}}),Be.NAMES=Oe,Object.assign(We.prototype,{clone:function(){return(new this.constructor).copy(this)},copy:function(e){this.a=e.a,this.b=e.b,this.c=e.c,this.normal.copy(e.normal),this.color.copy(e.color),this.materialIndex=e.materialIndex;for(var t=0,n=e.vertexNormals.length;t<n;t++)this.vertexNormals[t]=e.vertexNormals[t].clone();for(t=0,n=e.vertexColors.length;t<n;t++)this.vertexColors[t]=e.vertexColors[t].clone();return this}});var je=0;function Xe(){Object.defineProperty(this,"id",{value:je++}),this.uuid=d.generateUUID(),this.name="",this.type="Material",this.fog=!0,this.blending=1,this.side=0,this.flatShading=!1,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=204,this.blendDst=205,this.blendEquation=100,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=7680,this.stencilZFail=7680,this.stencilZPass=7680,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.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0}function qe(e){Xe.call(this),this.type="MeshBasicMaterial",this.color=new Be(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.skinning=!1,this.morphTargets=!1,this.setValues(e)}Xe.prototype=Object.assign(Object.create(l.prototype),{constructor:Xe,isMaterial:!0,onBeforeCompile:function(){},setValues:function(e){if(void 0!==e)for(var t in e){var n=e[t];if(void 0!==n)if("shading"!==t){var i=this[t];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[t]=n:console.warn("THREE."+this.type+": '"+t+"' is not a property of this material.")}else console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=1===n;else console.warn("THREE.Material: '"+t+"' parameter is undefined.")}},toJSON:function(e){var t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{}});var n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function i(e){var t=[];for(var n in e){var i=e[n];delete i.metadata,t.push(i)}return t}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(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,n.reflectivity=this.reflectivity,n.refractionRatio=this.refractionRatio,void 0!==this.combine&&(n.combine=this.combine),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity)),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),void 0!==this.size&&(n.size=this.size),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),!0===this.flatShading&&(n.flatShading=this.flatShading),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.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.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.skinning&&(n.skinning=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),t){var r=i(e.textures),a=i(e.images);r.length>0&&(n.textures=r),a.length>0&&(n.images=a)}return n},clone:function(){return(new this.constructor).copy(this)},copy:function(e){this.name=e.name,this.fog=e.fog,this.blending=e.blending,this.side=e.side,this.flatShading=e.flatShading,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;var t=e.clippingPlanes,n=null;if(null!==t){var i=t.length;n=new Array(i);for(var r=0;r!==i;++r)n[r]=t[r].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.premultipliedAlpha=e.premultipliedAlpha,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.defineProperty(Xe.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),qe.prototype=Object.create(Xe.prototype),qe.prototype.constructor=qe,qe.prototype.isMeshBasicMaterial=!0,qe.prototype.copy=function(e){return Xe.prototype.copy.call(this,e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this};var Ye=new w;function Ze(e,t,n){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=!0===n,this.usage=35044,this.updateRange={offset:0,count:-1},this.version=0}function Je(e,t,n){Ze.call(this,new Int8Array(e),t,n)}function Qe(e,t,n){Ze.call(this,new Uint8Array(e),t,n)}function Ke(e,t,n){Ze.call(this,new Uint8ClampedArray(e),t,n)}function $e(e,t,n){Ze.call(this,new Int16Array(e),t,n)}function et(e,t,n){Ze.call(this,new Uint16Array(e),t,n)}function tt(e,t,n){Ze.call(this,new Int32Array(e),t,n)}function nt(e,t,n){Ze.call(this,new Uint32Array(e),t,n)}function it(e,t,n){Ze.call(this,new Float32Array(e),t,n)}function rt(e,t,n){Ze.call(this,new Float64Array(e),t,n)}function at(){this.vertices=[],this.normals=[],this.colors=[],this.uvs=[],this.uvs2=[],this.groups=[],this.morphTargets={},this.skinWeights=[],this.skinIndices=[],this.boundingBox=null,this.boundingSphere=null,this.verticesNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.uvsNeedUpdate=!1,this.groupsNeedUpdate=!1}function ot(e){if(0===e.length)return-1/0;let t=e[0];for(let n=1,i=e.length;n<i;++n)e[n]>t&&(t=e[n]);return t}Object.defineProperty(Ze.prototype,"needsUpdate",{set:function(e){!0===e&&this.version++}}),Object.assign(Ze.prototype,{isBufferAttribute:!0,onUploadCallback:function(){},setUsage:function(e){return this.usage=e,this},copy:function(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this},copyAt:function(e,t,n){e*=this.itemSize,n*=t.itemSize;for(var i=0,r=this.itemSize;i<r;i++)this.array[e+i]=t.array[n+i];return this},copyArray:function(e){return this.array.set(e),this},copyColorsArray:function(e){for(var t=this.array,n=0,i=0,r=e.length;i<r;i++){var a=e[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyColorsArray(): color is undefined",i),a=new Be),t[n++]=a.r,t[n++]=a.g,t[n++]=a.b}return this},copyVector2sArray:function(e){for(var t=this.array,n=0,i=0,r=e.length;i<r;i++){var a=e[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector2sArray(): vector is undefined",i),a=new p),t[n++]=a.x,t[n++]=a.y}return this},copyVector3sArray:function(e){for(var t=this.array,n=0,i=0,r=e.length;i<r;i++){var a=e[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector3sArray(): vector is undefined",i),a=new w),t[n++]=a.x,t[n++]=a.y,t[n++]=a.z}return this},copyVector4sArray:function(e){for(var t=this.array,n=0,i=0,r=e.length;i<r;i++){var a=e[i];void 0===a&&(console.warn("THREE.BufferAttribute.copyVector4sArray(): vector is undefined",i),a=new x),t[n++]=a.x,t[n++]=a.y,t[n++]=a.z,t[n++]=a.w}return this},applyMatrix3:function(e){for(var t=0,n=this.count;t<n;t++)Ye.x=this.getX(t),Ye.y=this.getY(t),Ye.z=this.getZ(t),Ye.applyMatrix3(e),this.setXYZ(t,Ye.x,Ye.y,Ye.z);return this},applyMatrix4:function(e){for(var t=0,n=this.count;t<n;t++)Ye.x=this.getX(t),Ye.y=this.getY(t),Ye.z=this.getZ(t),Ye.applyMatrix4(e),this.setXYZ(t,Ye.x,Ye.y,Ye.z);return this},applyNormalMatrix:function(e){for(var t=0,n=this.count;t<n;t++)Ye.x=this.getX(t),Ye.y=this.getY(t),Ye.z=this.getZ(t),Ye.applyNormalMatrix(e),this.setXYZ(t,Ye.x,Ye.y,Ye.z);return this},transformDirection:function(e){for(var t=0,n=this.count;t<n;t++)Ye.x=this.getX(t),Ye.y=this.getY(t),Ye.z=this.getZ(t),Ye.transformDirection(e),this.setXYZ(t,Ye.x,Ye.y,Ye.z);return this},set:function(e,t){return void 0===t&&(t=0),this.array.set(e,t),this},getX:function(e){return this.array[e*this.itemSize]},setX:function(e,t){return this.array[e*this.itemSize]=t,this},getY:function(e){return this.array[e*this.itemSize+1]},setY:function(e,t){return this.array[e*this.itemSize+1]=t,this},getZ:function(e){return this.array[e*this.itemSize+2]},setZ:function(e,t){return this.array[e*this.itemSize+2]=t,this},getW:function(e){return this.array[e*this.itemSize+3]},setW:function(e,t){return this.array[e*this.itemSize+3]=t,this},setXY:function(e,t,n){return e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this},setXYZ:function(e,t,n,i){return e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this},setXYZW:function(e,t,n,i,r){return e*=this.itemSize,this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=i,this.array[e+3]=r,this},onUpload:function(e){return this.onUploadCallback=e,this},clone:function(){return new this.constructor(this.array,this.itemSize).copy(this)},toJSON:function(){return{itemSize:this.itemSize,type:this.array.constructor.name,array:Array.prototype.slice.call(this.array),normalized:this.normalized}}}),Je.prototype=Object.create(Ze.prototype),Je.prototype.constructor=Je,Qe.prototype=Object.create(Ze.prototype),Qe.prototype.constructor=Qe,Ke.prototype=Object.create(Ze.prototype),Ke.prototype.constructor=Ke,$e.prototype=Object.create(Ze.prototype),$e.prototype.constructor=$e,et.prototype=Object.create(Ze.prototype),et.prototype.constructor=et,tt.prototype=Object.create(Ze.prototype),tt.prototype.constructor=tt,nt.prototype=Object.create(Ze.prototype),nt.prototype.constructor=nt,it.prototype=Object.create(Ze.prototype),it.prototype.constructor=it,rt.prototype=Object.create(Ze.prototype),rt.prototype.constructor=rt,Object.assign(at.prototype,{computeGroups:function(e){for(var t,n=[],i=void 0,r=e.faces,a=0;a<r.length;a++){var o=r[a];o.materialIndex!==i&&(i=o.materialIndex,void 0!==t&&(t.count=3*a-t.start,n.push(t)),t={start:3*a,materialIndex:i})}void 0!==t&&(t.count=3*a-t.start,n.push(t)),this.groups=n},fromGeometry:function(e){var t,n=e.faces,i=e.vertices,r=e.faceVertexUvs,a=r[0]&&r[0].length>0,o=r[1]&&r[1].length>0,s=e.morphTargets,l=s.length;if(l>0){t=[];for(var c=0;c<l;c++)t[c]={name:s[c].name,data:[]};this.morphTargets.position=t}var h,u=e.morphNormals,d=u.length;if(d>0){h=[];for(c=0;c<d;c++)h[c]={name:u[c].name,data:[]};this.morphTargets.normal=h}var f=e.skinIndices,m=e.skinWeights,g=f.length===i.length,v=m.length===i.length;i.length>0&&0===n.length&&console.error("THREE.DirectGeometry: Faceless geometries are not supported.");for(c=0;c<n.length;c++){var x=n[c];this.vertices.push(i[x.a],i[x.b],i[x.c]);var _=x.vertexNormals;if(3===_.length)this.normals.push(_[0],_[1],_[2]);else{var y=x.normal;this.normals.push(y,y,y)}var M,b=x.vertexColors;if(3===b.length)this.colors.push(b[0],b[1],b[2]);else{var w=x.color;this.colors.push(w,w,w)}if(!0===a)void 0!==(M=r[0][c])?this.uvs.push(M[0],M[1],M[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",c),this.uvs.push(new p,new p,new p));if(!0===o)void 0!==(M=r[1][c])?this.uvs2.push(M[0],M[1],M[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",c),this.uvs2.push(new p,new p,new p));for(var S=0;S<l;S++){var E=s[S].vertices;t[S].data.push(E[x.a],E[x.b],E[x.c])}for(S=0;S<d;S++){var T=u[S].vertexNormals[c];h[S].data.push(T.a,T.b,T.c)}g&&this.skinIndices.push(f[x.a],f[x.b],f[x.c]),v&&this.skinWeights.push(m[x.a],m[x.b],m[x.c])}return this.computeGroups(e),this.verticesNeedUpdate=e.verticesNeedUpdate,this.normalsNeedUpdate=e.normalsNeedUpdate,this.colorsNeedUpdate=e.colorsNeedUpdate,this.uvsNeedUpdate=e.uvsNeedUpdate,this.groupsNeedUpdate=e.groupsNeedUpdate,null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),this}});var st=1,lt=new D,ct=new Z,ht=new w,ut=new he,dt=new he,pt=new w;function ft(){Object.defineProperty(this,"id",{value:st+=2}),this.uuid=d.generateUUID(),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={}}ft.prototype=Object.assign(Object.create(l.prototype),{constructor:ft,isBufferGeometry:!0,getIndex:function(){return this.index},setIndex:function(e){Array.isArray(e)?this.index=new(ot(e)>65535?nt:et)(e,1):this.index=e},getAttribute:function(e){return this.attributes[e]},setAttribute:function(e,t){return this.attributes[e]=t,this},deleteAttribute:function(e){return delete this.attributes[e],this},addGroup:function(e,t,n){this.groups.push({start:e,count:t,materialIndex:void 0!==n?n:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(e,t){this.drawRange.start=e,this.drawRange.count=t},applyMatrix4:function(e){var t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);var n=this.attributes.normal;if(void 0!==n){var i=(new f).getNormalMatrix(e);n.applyNormalMatrix(i),n.needsUpdate=!0}var r=this.attributes.tangent;return void 0!==r&&(r.transformDirection(e),r.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(e){return lt.makeRotationX(e),this.applyMatrix4(lt),this},rotateY:function(e){return lt.makeRotationY(e),this.applyMatrix4(lt),this},rotateZ:function(e){return lt.makeRotationZ(e),this.applyMatrix4(lt),this},translate:function(e,t,n){return lt.makeTranslation(e,t,n),this.applyMatrix4(lt),this},scale:function(e,t,n){return lt.makeScale(e,t,n),this.applyMatrix4(lt),this},lookAt:function(e){return ct.lookAt(e),ct.updateMatrix(),this.applyMatrix4(ct.matrix),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(ht).negate(),this.translate(ht.x,ht.y,ht.z),this},setFromObject:function(e){var t=e.geometry;if(e.isPoints||e.isLine){var n=new it(3*t.vertices.length,3),i=new it(3*t.colors.length,3);if(this.setAttribute("position",n.copyVector3sArray(t.vertices)),this.setAttribute("color",i.copyColorsArray(t.colors)),t.lineDistances&&t.lineDistances.length===t.vertices.length){var r=new it(t.lineDistances.length,1);this.setAttribute("lineDistance",r.copyArray(t.lineDistances))}null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone())}else e.isMesh&&t&&t.isGeometry&&this.fromGeometry(t);return this},setFromPoints:function(e){for(var t=[],n=0,i=e.length;n<i;n++){var r=e[n];t.push(r.x,r.y,r.z||0)}return this.setAttribute("position",new it(t,3)),this},updateFromObject:function(e){var t,n=e.geometry;if(e.isMesh){var i=n.__directGeometry;if(!0===n.elementsNeedUpdate&&(i=void 0,n.elementsNeedUpdate=!1),void 0===i)return this.fromGeometry(n);i.verticesNeedUpdate=n.verticesNeedUpdate,i.normalsNeedUpdate=n.normalsNeedUpdate,i.colorsNeedUpdate=n.colorsNeedUpdate,i.uvsNeedUpdate=n.uvsNeedUpdate,i.groupsNeedUpdate=n.groupsNeedUpdate,n.verticesNeedUpdate=!1,n.normalsNeedUpdate=!1,n.colorsNeedUpdate=!1,n.uvsNeedUpdate=!1,n.groupsNeedUpdate=!1,n=i}return!0===n.verticesNeedUpdate&&(void 0!==(t=this.attributes.position)&&(t.copyVector3sArray(n.vertices),t.needsUpdate=!0),n.verticesNeedUpdate=!1),!0===n.normalsNeedUpdate&&(void 0!==(t=this.attributes.normal)&&(t.copyVector3sArray(n.normals),t.needsUpdate=!0),n.normalsNeedUpdate=!1),!0===n.colorsNeedUpdate&&(void 0!==(t=this.attributes.color)&&(t.copyColorsArray(n.colors),t.needsUpdate=!0),n.colorsNeedUpdate=!1),n.uvsNeedUpdate&&(void 0!==(t=this.attributes.uv)&&(t.copyVector2sArray(n.uvs),t.needsUpdate=!0),n.uvsNeedUpdate=!1),n.lineDistancesNeedUpdate&&(void 0!==(t=this.attributes.lineDistance)&&(t.copyArray(n.lineDistances),t.needsUpdate=!0),n.lineDistancesNeedUpdate=!1),n.groupsNeedUpdate&&(n.computeGroups(e.geometry),this.groups=n.groups,n.groupsNeedUpdate=!1),this},fromGeometry:function(e){return e.__directGeometry=(new at).fromGeometry(e),this.fromDirectGeometry(e.__directGeometry)},fromDirectGeometry:function(e){var t=new Float32Array(3*e.vertices.length);if(this.setAttribute("position",new Ze(t,3).copyVector3sArray(e.vertices)),e.normals.length>0){var n=new Float32Array(3*e.normals.length);this.setAttribute("normal",new Ze(n,3).copyVector3sArray(e.normals))}if(e.colors.length>0){var i=new Float32Array(3*e.colors.length);this.setAttribute("color",new Ze(i,3).copyColorsArray(e.colors))}if(e.uvs.length>0){var r=new Float32Array(2*e.uvs.length);this.setAttribute("uv",new Ze(r,2).copyVector2sArray(e.uvs))}if(e.uvs2.length>0){var a=new Float32Array(2*e.uvs2.length);this.setAttribute("uv2",new Ze(a,2).copyVector2sArray(e.uvs2))}for(var o in this.groups=e.groups,e.morphTargets){for(var s=[],l=e.morphTargets[o],c=0,h=l.length;c<h;c++){var u=l[c],d=new it(3*u.data.length,3);d.name=u.name,s.push(d.copyVector3sArray(u.data))}this.morphAttributes[o]=s}if(e.skinIndices.length>0){var p=new it(4*e.skinIndices.length,4);this.setAttribute("skinIndex",p.copyVector4sArray(e.skinIndices))}if(e.skinWeights.length>0){var f=new it(4*e.skinWeights.length,4);this.setAttribute("skinWeight",f.copyVector4sArray(e.skinWeights))}return null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new he);var e=this.attributes.position,t=this.morphAttributes.position;if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(var n=0,i=t.length;n<i;n++){var r=t[n];ut.setFromBufferAttribute(r),this.morphTargetsRelative?(pt.addVectors(this.boundingBox.min,ut.min),this.boundingBox.expandByPoint(pt),pt.addVectors(this.boundingBox.max,ut.max),this.boundingBox.expandByPoint(pt)):(this.boundingBox.expandByPoint(ut.min),this.boundingBox.expandByPoint(ut.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox: Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new pe);var e=this.attributes.position,t=this.morphAttributes.position;if(e){var n=this.boundingSphere.center;if(ut.setFromBufferAttribute(e),t)for(var i=0,r=t.length;i<r;i++){var a=t[i];dt.setFromBufferAttribute(a),this.morphTargetsRelative?(pt.addVectors(ut.min,dt.min),ut.expandByPoint(pt),pt.addVectors(ut.max,dt.max),ut.expandByPoint(pt)):(ut.expandByPoint(dt.min),ut.expandByPoint(dt.max))}ut.getCenter(n);var o=0;for(i=0,r=e.count;i<r;i++)pt.fromBufferAttribute(e,i),o=Math.max(o,n.distanceToSquared(pt));if(t)for(i=0,r=t.length;i<r;i++){a=t[i];for(var s=this.morphTargetsRelative,l=0,c=a.count;l<c;l++)pt.fromBufferAttribute(a,l),s&&(ht.fromBufferAttribute(e,l),pt.add(ht)),o=Math.max(o,n.distanceToSquared(pt))}this.boundingSphere.radius=Math.sqrt(o),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}},computeFaceNormals:function(){},computeVertexNormals:function(){var e=this.index,t=this.attributes;if(t.position){var n=t.position.array;if(void 0===t.normal)this.setAttribute("normal",new Ze(new Float32Array(n.length),3));else for(var i=t.normal.array,r=0,a=i.length;r<a;r++)i[r]=0;var o,s,l,c=t.normal.array,h=new w,u=new w,d=new w,p=new w,f=new w;if(e){var m=e.array;for(r=0,a=e.count;r<a;r+=3)o=3*m[r+0],s=3*m[r+1],l=3*m[r+2],h.fromArray(n,o),u.fromArray(n,s),d.fromArray(n,l),p.subVectors(d,u),f.subVectors(h,u),p.cross(f),c[o]+=p.x,c[o+1]+=p.y,c[o+2]+=p.z,c[s]+=p.x,c[s+1]+=p.y,c[s+2]+=p.z,c[l]+=p.x,c[l+1]+=p.y,c[l+2]+=p.z}else for(r=0,a=n.length;r<a;r+=9)h.fromArray(n,r),u.fromArray(n,r+3),d.fromArray(n,r+6),p.subVectors(d,u),f.subVectors(h,u),p.cross(f),c[r]=p.x,c[r+1]=p.y,c[r+2]=p.z,c[r+3]=p.x,c[r+4]=p.y,c[r+5]=p.z,c[r+6]=p.x,c[r+7]=p.y,c[r+8]=p.z;this.normalizeNormals(),t.normal.needsUpdate=!0}},merge:function(e,t){if(e&&e.isBufferGeometry){void 0===t&&(t=0,console.warn("THREE.BufferGeometry.merge(): Overwriting original geometry, starting at offset=0. Use BufferGeometryUtils.mergeBufferGeometries() for lossless merge."));var n=this.attributes;for(var i in n)if(void 0!==e.attributes[i])for(var r=n[i].array,a=e.attributes[i],o=a.array,s=a.itemSize*t,l=Math.min(o.length,r.length-s),c=0,h=s;c<l;c++,h++)r[h]=o[c];return this}console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",e)},normalizeNormals:function(){for(var e=this.attributes.normal,t=0,n=e.count;t<n;t++)pt.x=e.getX(t),pt.y=e.getY(t),pt.z=e.getZ(t),pt.normalize(),e.setXYZ(t,pt.x,pt.y,pt.z)},toNonIndexed:function(){function e(e,t){for(var n=e.array,i=e.itemSize,r=e.normalized,a=new n.constructor(t.length*i),o=0,s=0,l=0,c=t.length;l<c;l++){o=t[l]*i;for(var h=0;h<i;h++)a[s++]=n[o++]}return new Ze(a,i,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var t=new ft,n=this.index.array,i=this.attributes;for(var r in i){var a=e(i[r],n);t.setAttribute(r,a)}var o=this.morphAttributes;for(r in o){for(var s=[],l=o[r],c=0,h=l.length;c<h;c++){a=e(l[c],n);s.push(a)}t.morphAttributes[r]=s}t.morphTargetsRelative=this.morphTargetsRelative;for(var u=this.groups,d=(c=0,u.length);c<d;c++){var p=u[c];t.addGroup(p.start,p.count,p.materialIndex)}return t},toJSON:function(){var e={metadata:{version:4.5,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),void 0!==this.parameters){var t=this.parameters;for(var n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};var i=this.index;null!==i&&(e.data.index={type:i.array.constructor.name,array:Array.prototype.slice.call(i.array)});var r=this.attributes;for(var n in r){var a=(d=r[n]).toJSON();""!==d.name&&(a.name=d.name),e.data.attributes[n]=a}var o={},s=!1;for(var n in this.morphAttributes){for(var l=this.morphAttributes[n],c=[],h=0,u=l.length;h<u;h++){var d;a=(d=l[h]).toJSON();""!==d.name&&(a.name=d.name),c.push(a)}c.length>0&&(o[n]=c,s=!0)}s&&(e.data.morphAttributes=o,e.data.morphTargetsRelative=this.morphTargetsRelative);var p=this.groups;p.length>0&&(e.data.groups=JSON.parse(JSON.stringify(p)));var f=this.boundingSphere;return null!==f&&(e.data.boundingSphere={center:f.center.toArray(),radius:f.radius}),e},clone:function(){return(new ft).copy(this)},copy:function(e){var t,n,i;this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.name=e.name;var r=e.index;null!==r&&this.setIndex(r.clone());var a=e.attributes;for(t in a){var o=a[t];this.setAttribute(t,o.clone())}var s=e.morphAttributes;for(t in s){var l=[],c=s[t];for(n=0,i=c.length;n<i;n++)l.push(c[n].clone());this.morphAttributes[t]=l}this.morphTargetsRelative=e.morphTargetsRelative;var h=e.groups;for(n=0,i=h.length;n<i;n++){var u=h[n];this.addGroup(u.start,u.count,u.materialIndex)}var d=e.boundingBox;null!==d&&(this.boundingBox=d.clone());var p=e.boundingSphere;return null!==p&&(this.boundingSphere=p.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});var mt=new D,gt=new Me,vt=new pe,xt=new w,_t=new w,yt=new w,Mt=new w,bt=new w,wt=new w,St=new w,Et=new w,Tt=new w,Lt=new p,At=new p,Pt=new p,Ct=new w,Dt=new w;function Nt(e,t){Z.call(this),this.type="Mesh",this.geometry=void 0!==e?e:new ft,this.material=void 0!==t?t:new qe,this.updateMorphTargets()}function Rt(e,t,n,i,r,a,o,s){if(null===(1===t.side?i.intersectTriangle(o,a,r,!0,s):i.intersectTriangle(r,a,o,2!==t.side,s)))return null;Dt.copy(s),Dt.applyMatrix4(e.matrixWorld);var l=n.ray.origin.distanceTo(Dt);return l<n.near||l>n.far?null:{distance:l,point:Dt.clone(),object:e}}function It(e,t,n,i,r,a,o,s,l,c,h,u){xt.fromBufferAttribute(r,c),_t.fromBufferAttribute(r,h),yt.fromBufferAttribute(r,u);var d=e.morphTargetInfluences;if(t.morphTargets&&a&&d){St.set(0,0,0),Et.set(0,0,0),Tt.set(0,0,0);for(var f=0,m=a.length;f<m;f++){var g=d[f],v=a[f];0!==g&&(Mt.fromBufferAttribute(v,c),bt.fromBufferAttribute(v,h),wt.fromBufferAttribute(v,u),o?(St.addScaledVector(Mt,g),Et.addScaledVector(bt,g),Tt.addScaledVector(wt,g)):(St.addScaledVector(Mt.sub(xt),g),Et.addScaledVector(bt.sub(_t),g),Tt.addScaledVector(wt.sub(yt),g)))}xt.add(St),_t.add(Et),yt.add(Tt)}e.isSkinnedMesh&&(e.boneTransform(c,xt),e.boneTransform(h,_t),e.boneTransform(u,yt));var x=Rt(e,t,n,i,xt,_t,yt,Ct);if(x){s&&(Lt.fromBufferAttribute(s,c),At.fromBufferAttribute(s,h),Pt.fromBufferAttribute(s,u),x.uv=ze.getUV(Ct,xt,_t,yt,Lt,At,Pt,new p)),l&&(Lt.fromBufferAttribute(l,c),At.fromBufferAttribute(l,h),Pt.fromBufferAttribute(l,u),x.uv2=ze.getUV(Ct,xt,_t,yt,Lt,At,Pt,new p));var _=new We(c,h,u);ze.getNormal(xt,_t,yt,_.normal),x.face=_}return x}Nt.prototype=Object.assign(Object.create(Z.prototype),{constructor:Nt,isMesh:!0,copy:function(e){return Z.prototype.copy.call(this,e),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this},updateMorphTargets:function(){var e,t,n,i=this.geometry;if(i.isBufferGeometry){var r=i.morphAttributes,a=Object.keys(r);if(a.length>0){var o=r[a[0]];if(void 0!==o)for(this.morphTargetInfluences=[],this.morphTargetDictionary={},e=0,t=o.length;e<t;e++)n=o[e].name||String(e),this.morphTargetInfluences.push(0),this.morphTargetDictionary[n]=e}}else{var s=i.morphTargets;void 0!==s&&s.length>0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}},raycast:function(e,t){var n,i=this.geometry,r=this.material,a=this.matrixWorld;if(void 0!==r&&(null===i.boundingSphere&&i.computeBoundingSphere(),vt.copy(i.boundingSphere),vt.applyMatrix4(a),!1!==e.ray.intersectsSphere(vt)&&(mt.getInverse(a),gt.copy(e.ray).applyMatrix4(mt),null===i.boundingBox||!1!==gt.intersectsBox(i.boundingBox))))if(i.isBufferGeometry){var o,s,l,c,h,u,d,f,m,g=i.index,v=i.attributes.position,x=i.morphAttributes.position,_=i.morphTargetsRelative,y=i.attributes.uv,M=i.attributes.uv2,b=i.groups,w=i.drawRange;if(null!==g)if(Array.isArray(r))for(c=0,u=b.length;c<u;c++)for(m=r[(f=b[c]).materialIndex],h=Math.max(f.start,w.start),d=Math.min(f.start+f.count,w.start+w.count);h<d;h+=3)o=g.getX(h),s=g.getX(h+1),l=g.getX(h+2),(n=It(this,m,e,gt,v,x,_,y,M,o,s,l))&&(n.faceIndex=Math.floor(h/3),n.face.materialIndex=f.materialIndex,t.push(n));else for(c=Math.max(0,w.start),u=Math.min(g.count,w.start+w.count);c<u;c+=3)o=g.getX(c),s=g.getX(c+1),l=g.getX(c+2),(n=It(this,r,e,gt,v,x,_,y,M,o,s,l))&&(n.faceIndex=Math.floor(c/3),t.push(n));else if(void 0!==v)if(Array.isArray(r))for(c=0,u=b.length;c<u;c++)for(m=r[(f=b[c]).materialIndex],h=Math.max(f.start,w.start),d=Math.min(f.start+f.count,w.start+w.count);h<d;h+=3)(n=It(this,m,e,gt,v,x,_,y,M,o=h,s=h+1,l=h+2))&&(n.faceIndex=Math.floor(h/3),n.face.materialIndex=f.materialIndex,t.push(n));else for(c=Math.max(0,w.start),u=Math.min(v.count,w.start+w.count);c<u;c+=3)(n=It(this,r,e,gt,v,x,_,y,M,o=c,s=c+1,l=c+2))&&(n.faceIndex=Math.floor(c/3),t.push(n))}else if(i.isGeometry){var S,E,T,L,A=Array.isArray(r),P=i.vertices,C=i.faces,D=i.faceVertexUvs[0];D.length>0&&(L=D);for(var N=0,R=C.length;N<R;N++){var I=C[N],U=A?r[I.materialIndex]:r;if(void 0!==U&&(S=P[I.a],E=P[I.b],T=P[I.c],n=Rt(this,U,e,gt,S,E,T,Ct))){if(L&&L[N]){var z=L[N];Lt.copy(z[0]),At.copy(z[1]),Pt.copy(z[2]),n.uv=ze.getUV(Ct,S,E,T,Lt,At,Pt,new p)}n.face=I,n.faceIndex=N,t.push(n)}}}},clone:function(){return new this.constructor(this.geometry,this.material).copy(this)}});var Ut=0,zt=new D,Ot=new Z,Ft=new w;function Gt(){Object.defineProperty(this,"id",{value:Ut+=2}),this.uuid=d.generateUUID(),this.name="",this.type="Geometry",this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.elementsNeedUpdate=!1,this.verticesNeedUpdate=!1,this.uvsNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.lineDistancesNeedUpdate=!1,this.groupsNeedUpdate=!1}Gt.prototype=Object.assign(Object.create(l.prototype),{constructor:Gt,isGeometry:!0,applyMatrix4:function(e){for(var t=(new f).getNormalMatrix(e),n=0,i=this.vertices.length;n<i;n++){this.vertices[n].applyMatrix4(e)}for(n=0,i=this.faces.length;n<i;n++){var r=this.faces[n];r.normal.applyMatrix3(t).normalize();for(var a=0,o=r.vertexNormals.length;a<o;a++)r.vertexNormals[a].applyMatrix3(t).normalize()}return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this.verticesNeedUpdate=!0,this.normalsNeedUpdate=!0,this},rotateX:function(e){return zt.makeRotationX(e),this.applyMatrix4(zt),this},rotateY:function(e){return zt.makeRotationY(e),this.applyMatrix4(zt),this},rotateZ:function(e){return zt.makeRotationZ(e),this.applyMatrix4(zt),this},translate:function(e,t,n){return zt.makeTranslation(e,t,n),this.applyMatrix4(zt),this},scale:function(e,t,n){return zt.makeScale(e,t,n),this.applyMatrix4(zt),this},lookAt:function(e){return Ot.lookAt(e),Ot.updateMatrix(),this.applyMatrix4(Ot.matrix),this},fromBufferGeometry:function(e){var t=this,n=null!==e.index?e.index.array:void 0,i=e.attributes;if(void 0===i.position)return console.error("THREE.Geometry.fromBufferGeometry(): Position attribute required for conversion."),this;var r=i.position.array,a=void 0!==i.normal?i.normal.array:void 0,o=void 0!==i.color?i.color.array:void 0,s=void 0!==i.uv?i.uv.array:void 0,l=void 0!==i.uv2?i.uv2.array:void 0;void 0!==l&&(this.faceVertexUvs[1]=[]);for(var c=0;c<r.length;c+=3)t.vertices.push((new w).fromArray(r,c)),void 0!==o&&t.colors.push((new Be).fromArray(o,c));function h(e,n,i,r){var c=void 0===o?[]:[t.colors[e].clone(),t.colors[n].clone(),t.colors[i].clone()],h=new We(e,n,i,void 0===a?[]:[(new w).fromArray(a,3*e),(new w).fromArray(a,3*n),(new w).fromArray(a,3*i)],c,r);t.faces.push(h),void 0!==s&&t.faceVertexUvs[0].push([(new p).fromArray(s,2*e),(new p).fromArray(s,2*n),(new p).fromArray(s,2*i)]),void 0!==l&&t.faceVertexUvs[1].push([(new p).fromArray(l,2*e),(new p).fromArray(l,2*n),(new p).fromArray(l,2*i)])}var u=e.groups;if(u.length>0)for(c=0;c<u.length;c++)for(var d=u[c],f=d.start,m=f,g=f+d.count;m<g;m+=3)void 0!==n?h(n[m],n[m+1],n[m+2],d.materialIndex):h(m,m+1,m+2,d.materialIndex);else if(void 0!==n)for(c=0;c<n.length;c+=3)h(n[c],n[c+1],n[c+2]);else for(c=0;c<r.length/3;c+=3)h(c,c+1,c+2);return this.computeFaceNormals(),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this},center:function(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ft).negate(),this.translate(Ft.x,Ft.y,Ft.z),this},normalize:function(){this.computeBoundingSphere();var e=this.boundingSphere.center,t=this.boundingSphere.radius,n=0===t?1:1/t,i=new D;return i.set(n,0,0,-n*e.x,0,n,0,-n*e.y,0,0,n,-n*e.z,0,0,0,1),this.applyMatrix4(i),this},computeFaceNormals:function(){for(var e=new w,t=new w,n=0,i=this.faces.length;n<i;n++){var r=this.faces[n],a=this.vertices[r.a],o=this.vertices[r.b],s=this.vertices[r.c];e.subVectors(s,o),t.subVectors(a,o),e.cross(t),e.normalize(),r.normal.copy(e)}},computeVertexNormals:function(e){var t,n,i,r,a,o;for(void 0===e&&(e=!0),o=new Array(this.vertices.length),t=0,n=this.vertices.length;t<n;t++)o[t]=new w;if(e){var s,l,c,h=new w,u=new w;for(i=0,r=this.faces.length;i<r;i++)a=this.faces[i],s=this.vertices[a.a],l=this.vertices[a.b],c=this.vertices[a.c],h.subVectors(c,l),u.subVectors(s,l),h.cross(u),o[a.a].add(h),o[a.b].add(h),o[a.c].add(h)}else for(this.computeFaceNormals(),i=0,r=this.faces.length;i<r;i++)o[(a=this.faces[i]).a].add(a.normal),o[a.b].add(a.normal),o[a.c].add(a.normal);for(t=0,n=this.vertices.length;t<n;t++)o[t].normalize();for(i=0,r=this.faces.length;i<r;i++){var d=(a=this.faces[i]).vertexNormals;3===d.length?(d[0].copy(o[a.a]),d[1].copy(o[a.b]),d[2].copy(o[a.c])):(d[0]=o[a.a].clone(),d[1]=o[a.b].clone(),d[2]=o[a.c].clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeFlatVertexNormals:function(){var e,t,n;for(this.computeFaceNormals(),e=0,t=this.faces.length;e<t;e++){var i=(n=this.faces[e]).vertexNormals;3===i.length?(i[0].copy(n.normal),i[1].copy(n.normal),i[2].copy(n.normal)):(i[0]=n.normal.clone(),i[1]=n.normal.clone(),i[2]=n.normal.clone())}this.faces.length>0&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var e,t,n,i,r;for(n=0,i=this.faces.length;n<i;n++)for((r=this.faces[n]).__originalFaceNormal?r.__originalFaceNormal.copy(r.normal):r.__originalFaceNormal=r.normal.clone(),r.__originalVertexNormals||(r.__originalVertexNormals=[]),e=0,t=r.vertexNormals.length;e<t;e++)r.__originalVertexNormals[e]?r.__originalVertexNormals[e].copy(r.vertexNormals[e]):r.__originalVertexNormals[e]=r.vertexNormals[e].clone();var a=new Gt;for(a.faces=this.faces,e=0,t=this.morphTargets.length;e<t;e++){if(!this.morphNormals[e]){this.morphNormals[e]={},this.morphNormals[e].faceNormals=[],this.morphNormals[e].vertexNormals=[];var o=this.morphNormals[e].faceNormals,s=this.morphNormals[e].vertexNormals;for(n=0,i=this.faces.length;n<i;n++)l=new w,c={a:new w,b:new w,c:new w},o.push(l),s.push(c)}var l,c,h=this.morphNormals[e];for(a.vertices=this.morphTargets[e].vertices,a.computeFaceNormals(),a.computeVertexNormals(),n=0,i=this.faces.length;n<i;n++)r=this.faces[n],l=h.faceNormals[n],c=h.vertexNormals[n],l.copy(r.normal),c.a.copy(r.vertexNormals[0]),c.b.copy(r.vertexNormals[1]),c.c.copy(r.vertexNormals[2])}for(n=0,i=this.faces.length;n<i;n++)(r=this.faces[n]).normal=r.__originalFaceNormal,r.vertexNormals=r.__originalVertexNormals},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new he),this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new pe),this.boundingSphere.setFromPoints(this.vertices)},merge:function(e,t,n){if(e&&e.isGeometry){var i,r=this.vertices.length,a=this.vertices,o=e.vertices,s=this.faces,l=e.faces,c=this.colors,h=e.colors;void 0===n&&(n=0),void 0!==t&&(i=(new f).getNormalMatrix(t));for(var u=0,d=o.length;u<d;u++){var p=o[u].clone();void 0!==t&&p.applyMatrix4(t),a.push(p)}for(u=0,d=h.length;u<d;u++)c.push(h[u].clone());for(u=0,d=l.length;u<d;u++){var m,g,v,x=l[u],_=x.vertexNormals,y=x.vertexColors;(m=new We(x.a+r,x.b+r,x.c+r)).normal.copy(x.normal),void 0!==i&&m.normal.applyMatrix3(i).normalize();for(var M=0,b=_.length;M<b;M++)g=_[M].clone(),void 0!==i&&g.applyMatrix3(i).normalize(),m.vertexNormals.push(g);m.color.copy(x.color);for(M=0,b=y.length;M<b;M++)v=y[M],m.vertexColors.push(v.clone());m.materialIndex=x.materialIndex+n,s.push(m)}for(u=0,d=e.faceVertexUvs.length;u<d;u++){var w=e.faceVertexUvs[u];void 0===this.faceVertexUvs[u]&&(this.faceVertexUvs[u]=[]);for(M=0,b=w.length;M<b;M++){for(var S=w[M],E=[],T=0,L=S.length;T<L;T++)E.push(S[T].clone());this.faceVertexUvs[u].push(E)}}}else console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",e)},mergeMesh:function(e){e&&e.isMesh?(e.matrixAutoUpdate&&e.updateMatrix(),this.merge(e.geometry,e.matrix)):console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",e)},mergeVertices:function(){var e,t,n,i,r,a,o,s,l={},c=[],h=[],u=Math.pow(10,4);for(n=0,i=this.vertices.length;n<i;n++)e=this.vertices[n],void 0===l[t=Math.round(e.x*u)+"_"+Math.round(e.y*u)+"_"+Math.round(e.z*u)]?(l[t]=n,c.push(this.vertices[n]),h[n]=c.length-1):h[n]=h[l[t]];var d=[];for(n=0,i=this.faces.length;n<i;n++){(r=this.faces[n]).a=h[r.a],r.b=h[r.b],r.c=h[r.c],a=[r.a,r.b,r.c];for(var p=0;p<3;p++)if(a[p]===a[(p+1)%3]){d.push(n);break}}for(n=d.length-1;n>=0;n--){var f=d[n];for(this.faces.splice(f,1),o=0,s=this.faceVertexUvs.length;o<s;o++)this.faceVertexUvs[o].splice(f,1)}var m=this.vertices.length-c.length;return this.vertices=c,m},setFromPoints:function(e){this.vertices=[];for(var t=0,n=e.length;t<n;t++){var i=e[t];this.vertices.push(new w(i.x,i.y,i.z||0))}return this},sortFacesByMaterialIndex:function(){for(var e=this.faces,t=e.length,n=0;n<t;n++)e[n]._id=n;e.sort((function(e,t){return e.materialIndex-t.materialIndex}));var i,r,a=this.faceVertexUvs[0],o=this.faceVertexUvs[1];a&&a.length===t&&(i=[]),o&&o.length===t&&(r=[]);for(n=0;n<t;n++){var s=e[n]._id;i&&i.push(a[s]),r&&r.push(o[s])}i&&(this.faceVertexUvs[0]=i),r&&(this.faceVertexUvs[1]=r)},toJSON:function(){var e={metadata:{version:4.5,type:"Geometry",generator:"Geometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),void 0!==this.parameters){var t=this.parameters;for(var n in t)void 0!==t[n]&&(e[n]=t[n]);return e}for(var i=[],r=0;r<this.vertices.length;r++){var a=this.vertices[r];i.push(a.x,a.y,a.z)}var o=[],s=[],l={},c=[],h={},u=[],d={};for(r=0;r<this.faces.length;r++){var p=this.faces[r],f=void 0!==this.faceVertexUvs[0][r],m=p.normal.length()>0,g=p.vertexNormals.length>0,v=1!==p.color.r||1!==p.color.g||1!==p.color.b,x=p.vertexColors.length>0,_=0;if(_=w(_,0,0),_=w(_,1,!0),_=w(_,2,!1),_=w(_,3,f),_=w(_,4,m),_=w(_,5,g),_=w(_,6,v),_=w(_,7,x),o.push(_),o.push(p.a,p.b,p.c),o.push(p.materialIndex),f){var y=this.faceVertexUvs[0][r];o.push(T(y[0]),T(y[1]),T(y[2]))}if(m&&o.push(S(p.normal)),g){var M=p.vertexNormals;o.push(S(M[0]),S(M[1]),S(M[2]))}if(v&&o.push(E(p.color)),x){var b=p.vertexColors;o.push(E(b[0]),E(b[1]),E(b[2]))}}function w(e,t,n){return n?e|1<<t:e&~(1<<t)}function S(e){var t=e.x.toString()+e.y.toString()+e.z.toString();return void 0!==l[t]||(l[t]=s.length/3,s.push(e.x,e.y,e.z)),l[t]}function E(e){var t=e.r.toString()+e.g.toString()+e.b.toString();return void 0!==h[t]||(h[t]=c.length,c.push(e.getHex())),h[t]}function T(e){var t=e.x.toString()+e.y.toString();return void 0!==d[t]||(d[t]=u.length/2,u.push(e.x,e.y)),d[t]}return e.data={},e.data.vertices=i,e.data.normals=s,c.length>0&&(e.data.colors=c),u.length>0&&(e.data.uvs=[u]),e.data.faces=o,e},clone:function(){return(new Gt).copy(this)},copy:function(e){var t,n,i,r,a,o;this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.name=e.name;var s=e.vertices;for(t=0,n=s.length;t<n;t++)this.vertices.push(s[t].clone());var l=e.colors;for(t=0,n=l.length;t<n;t++)this.colors.push(l[t].clone());var c=e.faces;for(t=0,n=c.length;t<n;t++)this.faces.push(c[t].clone());for(t=0,n=e.faceVertexUvs.length;t<n;t++){var h=e.faceVertexUvs[t];for(void 0===this.faceVertexUvs[t]&&(this.faceVertexUvs[t]=[]),i=0,r=h.length;i<r;i++){var u=h[i],d=[];for(a=0,o=u.length;a<o;a++){var p=u[a];d.push(p.clone())}this.faceVertexUvs[t].push(d)}}var f=e.morphTargets;for(t=0,n=f.length;t<n;t++){var m={};if(m.name=f[t].name,void 0!==f[t].vertices)for(m.vertices=[],i=0,r=f[t].vertices.length;i<r;i++)m.vertices.push(f[t].vertices[i].clone());if(void 0!==f[t].normals)for(m.normals=[],i=0,r=f[t].normals.length;i<r;i++)m.normals.push(f[t].normals[i].clone());this.morphTargets.push(m)}var g=e.morphNormals;for(t=0,n=g.length;t<n;t++){var v={};if(void 0!==g[t].vertexNormals)for(v.vertexNormals=[],i=0,r=g[t].vertexNormals.length;i<r;i++){var x=g[t].vertexNormals[i],_={};_.a=x.a.clone(),_.b=x.b.clone(),_.c=x.c.clone(),v.vertexNormals.push(_)}if(void 0!==g[t].faceNormals)for(v.faceNormals=[],i=0,r=g[t].faceNormals.length;i<r;i++)v.faceNormals.push(g[t].faceNormals[i].clone());this.morphNormals.push(v)}var y=e.skinWeights;for(t=0,n=y.length;t<n;t++)this.skinWeights.push(y[t].clone());var M=e.skinIndices;for(t=0,n=M.length;t<n;t++)this.skinIndices.push(M[t].clone());var b=e.lineDistances;for(t=0,n=b.length;t<n;t++)this.lineDistances.push(b[t]);var w=e.boundingBox;null!==w&&(this.boundingBox=w.clone());var S=e.boundingSphere;return null!==S&&(this.boundingSphere=S.clone()),this.elementsNeedUpdate=e.elementsNeedUpdate,this.verticesNeedUpdate=e.verticesNeedUpdate,this.uvsNeedUpdate=e.uvsNeedUpdate,this.normalsNeedUpdate=e.normalsNeedUpdate,this.colorsNeedUpdate=e.colorsNeedUpdate,this.lineDistancesNeedUpdate=e.lineDistancesNeedUpdate,this.groupsNeedUpdate=e.groupsNeedUpdate,this},dispose:function(){this.dispatchEvent({type:"dispose"})}});class Bt extends Gt{constructor(e,t,n,i,r,a){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:r,depthSegments:a},this.fromBufferGeometry(new Vt(e,t,n,i,r,a)),this.mergeVertices()}}class Vt extends ft{constructor(e,t,n,i,r,a){super(),this.type="BoxBufferGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:i,heightSegments:r,depthSegments:a};const o=this;e=e||1,t=t||1,n=n||1,i=Math.floor(i)||1,r=Math.floor(r)||1,a=Math.floor(a)||1;const s=[],l=[],c=[],h=[];let u=0,d=0;function p(e,t,n,i,r,a,p,f,m,g,v){const x=a/m,_=p/g,y=a/2,M=p/2,b=f/2,S=m+1,E=g+1;let T=0,L=0;const A=new w;for(let a=0;a<E;a++){const o=a*_-M;for(let s=0;s<S;s++){const u=s*x-y;A[e]=u*i,A[t]=o*r,A[n]=b,l.push(A.x,A.y,A.z),A[e]=0,A[t]=0,A[n]=f>0?1:-1,c.push(A.x,A.y,A.z),h.push(s/m),h.push(1-a/g),T+=1}}for(let e=0;e<g;e++)for(let t=0;t<m;t++){const n=u+t+S*e,i=u+t+S*(e+1),r=u+(t+1)+S*(e+1),a=u+(t+1)+S*e;s.push(n,i,a),s.push(i,r,a),L+=6}o.addGroup(d,L,v),d+=L,u+=T}p("z","y","x",-1,-1,n,t,e,a,r,0),p("z","y","x",1,-1,n,t,-e,a,r,1),p("x","z","y",1,1,e,n,t,i,a,2),p("x","z","y",1,-1,e,n,-t,i,a,3),p("x","y","z",1,-1,e,t,n,i,r,4),p("x","y","z",-1,-1,e,t,-n,i,r,5),this.setIndex(s),this.setAttribute("position",new it(l,3)),this.setAttribute("normal",new it(c,3)),this.setAttribute("uv",new it(h,2))}}function kt(e){var t={};for(var n in e)for(var i in t[n]={},e[n]){var r=e[n][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture)?t[n][i]=r.clone():Array.isArray(r)?t[n][i]=r.slice():t[n][i]=r}return t}function Ht(e){for(var t={},n=0;n<e.length;n++){var i=kt(e[n]);for(var r in i)t[r]=i[r]}return t}var Wt={clone:kt,merge:Ht};function jt(e){Xe.call(this),this.type="ShaderMaterial",this.defines={},this.uniforms={},this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,void 0!==e&&(void 0!==e.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(e))}function Xt(){Z.call(this),this.type="Camera",this.matrixWorldInverse=new D,this.projectionMatrix=new D,this.projectionMatrixInverse=new D}function qt(e,t,n,i){Xt.call(this),this.type="PerspectiveCamera",this.fov=void 0!==e?e:50,this.zoom=1,this.near=void 0!==n?n:.1,this.far=void 0!==i?i:2e3,this.focus=10,this.aspect=void 0!==t?t:1,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}function Yt(e,t,n,i,r,a,o,s,l,c,h,u){v.call(this,null,a,o,s,l,c,i,r,h,u),this.image={data:e||null,width:t||1,height:n||1},this.magFilter=void 0!==l?l:1003,this.minFilter=void 0!==c?c:1003,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.needsUpdate=!0}jt.prototype=Object.create(Xe.prototype),jt.prototype.constructor=jt,jt.prototype.isShaderMaterial=!0,jt.prototype.copy=function(e){return Xe.prototype.copy.call(this,e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=kt(e.uniforms),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.lights=e.lights,this.clipping=e.clipping,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.morphNormals=e.morphNormals,this.extensions=Object.assign({},e.extensions),this},jt.prototype.toJSON=function(e){var t=Xe.prototype.toJSON.call(this,e);for(var n in t.uniforms={},this.uniforms){var i=this.uniforms[n].value;i&&i.isTexture?t.uniforms[n]={type:"t",value:i.toJSON(e).uuid}:i&&i.isColor?t.uniforms[n]={type:"c",value:i.getHex()}:i&&i.isVector2?t.uniforms[n]={type:"v2",value:i.toArray()}:i&&i.isVector3?t.uniforms[n]={type:"v3",value:i.toArray()}:i&&i.isVector4?t.uniforms[n]={type:"v4",value:i.toArray()}:i&&i.isMatrix3?t.uniforms[n]={type:"m3",value:i.toArray()}:i&&i.isMatrix4?t.uniforms[n]={type:"m4",value:i.toArray()}:t.uniforms[n]={value:i}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader;var r={};for(var a in this.extensions)!0===this.extensions[a]&&(r[a]=!0);return Object.keys(r).length>0&&(t.extensions=r),t},Xt.prototype=Object.assign(Object.create(Z.prototype),{constructor:Xt,isCamera:!0,copy:function(e,t){return Z.prototype.copy.call(this,e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this},getWorldDirection:function(e){void 0===e&&(console.warn("THREE.Camera: .getWorldDirection() target is now required"),e=new w),this.updateMatrixWorld(!0);var t=this.matrixWorld.elements;return e.set(-t[8],-t[9],-t[10]).normalize()},updateMatrixWorld:function(e){Z.prototype.updateMatrixWorld.call(this,e),this.matrixWorldInverse.getInverse(this.matrixWorld)},updateWorldMatrix:function(e,t){Z.prototype.updateWorldMatrix.call(this,e,t),this.matrixWorldInverse.getInverse(this.matrixWorld)},clone:function(){return(new this.constructor).copy(this)}}),qt.prototype=Object.assign(Object.create(Xt.prototype),{constructor:qt,isPerspectiveCamera:!0,copy:function(e,t){return Xt.prototype.copy.call(this,e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this},setFocalLength:function(e){var t=.5*this.getFilmHeight()/e;this.fov=2*d.RAD2DEG*Math.atan(t),this.updateProjectionMatrix()},getFocalLength:function(){var e=Math.tan(.5*d.DEG2RAD*this.fov);return.5*this.getFilmHeight()/e},getEffectiveFOV:function(){return 2*d.RAD2DEG*Math.atan(Math.tan(.5*d.DEG2RAD*this.fov)/this.zoom)},getFilmWidth:function(){return this.filmGauge*Math.min(this.aspect,1)},getFilmHeight:function(){return this.filmGauge/Math.max(this.aspect,1)},setViewOffset:function(e,t,n,i,r,a){this.aspect=e/t,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=a,this.updateProjectionMatrix()},clearViewOffset:function(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()},updateProjectionMatrix:function(){var e=this.near,t=e*Math.tan(.5*d.DEG2RAD*this.fov)/this.zoom,n=2*t,i=this.aspect*n,r=-.5*i,a=this.view;if(null!==this.view&&this.view.enabled){var o=a.fullWidth,s=a.fullHeight;r+=a.offsetX*i/o,t-=a.offsetY*n/s,i*=a.width/o,n*=a.height/s}var l=this.filmOffset;0!==l&&(r+=e*l/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,t,t-n,e,this.far),this.projectionMatrixInverse.getInverse(this.projectionMatrix)},toJSON:function(e){var t=Z.prototype.toJSON.call(this,e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}),Yt.prototype=Object.create(v.prototype),Yt.prototype.constructor=Yt,Yt.prototype.isDataTexture=!0;var Zt=new pe,Jt=new w;function Qt(e,t,n,i,r,a){this.planes=[void 0!==e?e:new Ee,void 0!==t?t:new Ee,void 0!==n?n:new Ee,void 0!==i?i:new Ee,void 0!==r?r:new Ee,void 0!==a?a:new Ee]}Object.assign(Qt.prototype,{set:function(e,t,n,i,r,a){var o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(i),o[4].copy(r),o[5].copy(a),this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){for(var t=this.planes,n=0;n<6;n++)t[n].copy(e.planes[n]);return this},setFromProjectionMatrix:function(e){var t=this.planes,n=e.elements,i=n[0],r=n[1],a=n[2],o=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],x=n[15];return t[0].setComponents(o-i,h-s,f-u,x-m).normalize(),t[1].setComponents(o+i,h+s,f+u,x+m).normalize(),t[2].setComponents(o+r,h+l,f+d,x+g).normalize(),t[3].setComponents(o-r,h-l,f-d,x-g).normalize(),t[4].setComponents(o-a,h-c,f-p,x-v).normalize(),t[5].setComponents(o+a,h+c,f+p,x+v).normalize(),this},intersectsObject:function(e){var t=e.geometry;return null===t.boundingSphere&&t.computeBoundingSphere(),Zt.copy(t.boundingSphere).applyMatrix4(e.matrixWorld),this.intersectsSphere(Zt)},intersectsSprite:function(e){return Zt.center.set(0,0,0),Zt.radius=.7071067811865476,Zt.applyMatrix4(e.matrixWorld),this.intersectsSphere(Zt)},intersectsSphere:function(e){for(var t=this.planes,n=e.center,i=-e.radius,r=0;r<6;r++){if(t[r].distanceToPoint(n)<i)return!1}return!0},intersectsBox:function(e){for(var t=this.planes,n=0;n<6;n++){var i=t[n];if(Jt.x=i.normal.x>0?e.max.x:e.min.x,Jt.y=i.normal.y>0?e.max.y:e.min.y,Jt.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(Jt)<0)return!1}return!0},containsPoint:function(e){for(var t=this.planes,n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}});var Kt={common:{diffuse:{value:new Be(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new f},uv2Transform:{value:new f},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new p(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Be(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}}},points:{diffuse:{value:new Be(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},uvTransform:{value:new f}},sprite:{diffuse:{value:new Be(15658734)},opacity:{value:1},center:{value:new p(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new f}}};function $t(){var e=null,t=!1,n=null;function i(r,a){!1!==t&&(n(r,a),e.requestAnimationFrame(i))}return{start:function(){!0!==t&&null!==n&&(e.requestAnimationFrame(i),t=!0)},stop:function(){t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function en(e,t){var n=t.isWebGL2,i=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),i.get(e)},remove:function(t){t.isInterleavedBufferAttribute&&(t=t.data);var n=i.get(t);n&&(e.deleteBuffer(n.buffer),i.delete(t))},update:function(t,r){t.isInterleavedBufferAttribute&&(t=t.data);var a=i.get(t);void 0===a?i.set(t,function(t,n){var i=t.array,r=t.usage,a=e.createBuffer();e.bindBuffer(n,a),e.bufferData(n,i,r),t.onUploadCallback();var o=5126;return i instanceof Float32Array?o=5126:i instanceof Float64Array?console.warn("THREE.WebGLAttributes: Unsupported data buffer format: Float64Array."):i instanceof Uint16Array?o=5123:i instanceof Int16Array?o=5122:i instanceof Uint32Array?o=5125:i instanceof Int32Array?o=5124:i instanceof Int8Array?o=5120:i instanceof Uint8Array&&(o=5121),{buffer:a,type:o,bytesPerElement:i.BYTES_PER_ELEMENT,version:t.version}}(t,r)):a.version<t.version&&(!function(t,i,r){var a=i.array,o=i.updateRange;e.bindBuffer(r,t),-1===o.count?e.bufferSubData(r,0,a):(n?e.bufferSubData(r,o.offset*a.BYTES_PER_ELEMENT,a,o.offset,o.count):e.bufferSubData(r,o.offset*a.BYTES_PER_ELEMENT,a.subarray(o.offset,o.offset+o.count)),o.count=-1)}(a.buffer,t,r),a.version=t.version)}}}function tn(e,t,n,i){Gt.call(this),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i},this.fromBufferGeometry(new nn(e,t,n,i)),this.mergeVertices()}function nn(e,t,n,i){ft.call(this),this.type="PlaneBufferGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:i};var r,a,o=(e=e||1)/2,s=(t=t||1)/2,l=Math.floor(n)||1,c=Math.floor(i)||1,h=l+1,u=c+1,d=e/l,p=t/c,f=[],m=[],g=[],v=[];for(a=0;a<u;a++){var x=a*p-s;for(r=0;r<h;r++){var _=r*d-o;m.push(_,-x,0),g.push(0,0,1),v.push(r/l),v.push(1-a/c)}}for(a=0;a<c;a++)for(r=0;r<l;r++){var y=r+h*a,M=r+h*(a+1),b=r+1+h*(a+1),w=r+1+h*a;f.push(y,M,w),f.push(M,b,w)}this.setIndex(f),this.setAttribute("position",new it(m,3)),this.setAttribute("normal",new it(g,3)),this.setAttribute("uv",new it(v,2))}tn.prototype=Object.create(Gt.prototype),tn.prototype.constructor=tn,nn.prototype=Object.create(ft.prototype),nn.prototype.constructor=nn;var rn={alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef ALPHATEST\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",begin_vertex:"vec3 transformed = vec3( position );",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"vec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\treturn vec2( -1.04, 1.04 ) * a004 + r.zw;\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#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 dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\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 ) {\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 );\n\t\tfDet *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\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:"#ifdef USE_COLOR\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#ifdef USE_COLOR\n\tvarying vec3 vColor;\n#endif",color_vertex:"#ifdef USE_COLOR\n\tvColor.xyz = color.xyz;\n#endif",common:"#define PI 3.14159265359\n#define PI2 6.28318530718\n#define PI_HALF 1.5707963267949\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\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  return 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#define cubeUV_maxMipLevel 8.0\n#define cubeUV_minMipLevel 4.0\n#define cubeUV_maxTileSize 256.0\n#define cubeUV_minTileSize 16.0\nfloat getFace(vec3 direction) {\n    vec3 absDirection = abs(direction);\n    float face = -1.0;\n    if (absDirection.x > absDirection.z) {\n      if (absDirection.x > absDirection.y)\n        face = direction.x > 0.0 ? 0.0 : 3.0;\n      else\n        face = direction.y > 0.0 ? 1.0 : 4.0;\n    } else {\n      if (absDirection.z > absDirection.y)\n        face = direction.z > 0.0 ? 2.0 : 5.0;\n      else\n        face = direction.y > 0.0 ? 1.0 : 4.0;\n    }\n    return face;\n}\nvec2 getUV(vec3 direction, float face) {\n    vec2 uv;\n    if (face == 0.0) {\n      uv = vec2(direction.z, direction.y) / abs(direction.x);    } else if (face == 1.0) {\n      uv = vec2(-direction.x, -direction.z) / abs(direction.y);    } else if (face == 2.0) {\n      uv = vec2(-direction.x, direction.y) / abs(direction.z);    } else if (face == 3.0) {\n      uv = vec2(-direction.z, direction.y) / abs(direction.x);    } else if (face == 4.0) {\n      uv = vec2(-direction.x, direction.z) / abs(direction.y);    } else {\n      uv = vec2(direction.x, direction.y) / abs(direction.z);    }\n    return 0.5 * (uv + 1.0);\n}\nvec3 bilinearCubeUV(sampler2D envMap, vec3 direction, float mipInt) {\n  float face = getFace(direction);\n  float filterInt = max(cubeUV_minMipLevel - mipInt, 0.0);\n  mipInt = max(mipInt, cubeUV_minMipLevel);\n  float faceSize = exp2(mipInt);\n  float texelSize = 1.0 / (3.0 * cubeUV_maxTileSize);\n  vec2 uv = getUV(direction, face) * (faceSize - 1.0);\n  vec2 f = fract(uv);\n  uv += 0.5 - f;\n  if (face > 2.0) {\n    uv.y += faceSize;\n    face -= 3.0;\n  }\n  uv.x += face * faceSize;\n  if(mipInt < cubeUV_maxMipLevel){\n    uv.y += 2.0 * cubeUV_maxTileSize;\n  }\n  uv.y += filterInt * 2.0 * cubeUV_minTileSize;\n  uv.x += 3.0 * max(0.0, cubeUV_maxTileSize - 2.0 * faceSize);\n  uv *= texelSize;\n  vec3 tl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.x += texelSize;\n  vec3 tr = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.y += texelSize;\n  vec3 br = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  uv.x -= texelSize;\n  vec3 bl = envMapTexelToLinear(texture2D(envMap, uv)).rgb;\n  vec3 tm = mix(tl, tr, f.x);\n  vec3 bm = mix(bl, br, f.x);\n  return mix(tm, bm, f.y);\n}\n#define r0 1.0\n#define v0 0.339\n#define m0 -2.0\n#define r1 0.8\n#define v1 0.276\n#define m1 -1.0\n#define r4 0.4\n#define v4 0.046\n#define m4 2.0\n#define r5 0.305\n#define v5 0.016\n#define m5 3.0\n#define r6 0.21\n#define v6 0.0038\n#define m6 4.0\nfloat roughnessToMip(float roughness) {\n  float mip = 0.0;\n  if (roughness >= r1) {\n    mip = (r0 - roughness) * (m1 - m0) / (r0 - r1) + m0;\n  } else if (roughness >= r4) {\n    mip = (r1 - roughness) * (m4 - m1) / (r1 - r4) + m1;\n  } else if (roughness >= r5) {\n    mip = (r4 - roughness) * (m5 - m4) / (r4 - r5) + m4;\n  } else if (roughness >= r6) {\n    mip = (r5 - roughness) * (m6 - m5) / (r5 - r6) + m5;\n  } else {\n    mip = -2.0 * log2(1.16 * roughness);  }\n  return mip;\n}\nvec4 textureCubeUV(sampler2D envMap, vec3 sampleDir, float roughness) {\n  float mip = clamp(roughnessToMip(roughness), m0, cubeUV_maxMipLevel);\n  float mipF = fract(mip);\n  float mipInt = floor(mip);\n  vec3 color0 = bilinearCubeUV(envMap, sampleDir, mipInt);\n  if (mipF == 0.0) {\n    return vec4(color0, 1.0);\n  } else {\n    vec3 color1 = bilinearCubeUV(envMap, sampleDir, mipInt + 1.0);\n    return vec4(mix(color0, color1, mipF), 1.0);\n  }\n}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_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\t\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#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec2 sampleUV = equirectUv( reflectVec );\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\treflectVec = normalize( reflectVec );\n\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0, 0.0, 1.0 ) );\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\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  vec3 reflectVec = reflect( -viewDir, normal );\n\t\t  reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t  vec3 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#elif defined( ENVMAP_TYPE_EQUIREC )\n\t\t\tvec2 sampleUV = equirectUv( reflectVec );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, sampleUV, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, sampleUV, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_SPHERE )\n\t\t\tvec3 reflectView = normalize( ( viewMatrix * vec4( reflectVec, 0.0 ) ).xyz + vec3( 0.0,0.0,1.0 ) );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = texture2DLodEXT( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\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\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\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\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\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\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\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\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\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\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;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\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\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\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\tdiffuseColor;\n\tvec3\tspecularColor;\n\tfloat\tspecularShininess;\n\tfloat\tspecularStrength;\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\tdiffuseColor;\n\tfloat\tspecularRoughness;\n\tvec3\tspecularColor;\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\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\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\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"#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 * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\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 * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\t\tbitangent = bitangent * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\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 * ( float( gl_FrontFacing ) * 2.0 - 1.0 );\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 );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\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 ) {\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\tfloat scale = sign( st1.t * st0.s - st0.t * st1.s );\n\t\tvec3 S = normalize( ( q0 * st1.t - q1 * st0.t ) * scale );\n\t\tvec3 T = normalize( ( - q0 * st1.s + q1 * st0.s ) * scale );\n\t\tvec3 N = normalize( surf_norm );\n\t\tmat3 tsn = mat3( S, T, N );\n\t\tmapN.xy *= ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t\treturn normalize( tsn * mapN );\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 );\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#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#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#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#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#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#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\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\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * worldPosition;\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\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * worldPosition;\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\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * worldPosition;\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;\nuniform float toneMappingWhitePoint;\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}\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\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 ACESFilmicToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( ( color * ( 2.51 * color + 0.03 ) ) / ( color * ( 2.43 * color + 0.59 ) + 0.14 ) );\n}",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 )\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 <tonemapping_fragment>\n\t#include <encodings_fragment>\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 <envmap_common_pars_fragment>\nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include <envmap_fragment>\n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <logdepthbuf_fragment>\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 <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\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 <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\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 <tonemapping_fragment>\n\t#include <encodings_fragment>\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\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 <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshbasic_vert:"#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\t#ifdef USE_ENVMAP\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\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 <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <fog_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <emissivemap_fragment>\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 <lightmap_fragment>\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 <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\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 <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <lights_lambert_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\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 <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\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 <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSPARENCY\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSPARENCY\n\tuniform float transparency;\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 <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <bsdfs>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <lights_physical_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\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 <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSPARENCY\n\t\tdiffuseColor.a *= saturate( 1. - transparency + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#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 <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#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 <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\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 <packing>\n#include <uv_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\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 <common>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n#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 <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <color_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",shadow_vert:"#include <fog_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}"},an={basic:{uniforms:Ht([Kt.common,Kt.specularmap,Kt.envmap,Kt.aomap,Kt.lightmap,Kt.fog]),vertexShader:rn.meshbasic_vert,fragmentShader:rn.meshbasic_frag},lambert:{uniforms:Ht([Kt.common,Kt.specularmap,Kt.envmap,Kt.aomap,Kt.lightmap,Kt.emissivemap,Kt.fog,Kt.lights,{emissive:{value:new Be(0)}}]),vertexShader:rn.meshlambert_vert,fragmentShader:rn.meshlambert_frag},phong:{uniforms:Ht([Kt.common,Kt.specularmap,Kt.envmap,Kt.aomap,Kt.lightmap,Kt.emissivemap,Kt.bumpmap,Kt.normalmap,Kt.displacementmap,Kt.fog,Kt.lights,{emissive:{value:new Be(0)},specular:{value:new Be(1118481)},shininess:{value:30}}]),vertexShader:rn.meshphong_vert,fragmentShader:rn.meshphong_frag},standard:{uniforms:Ht([Kt.common,Kt.envmap,Kt.aomap,Kt.lightmap,Kt.emissivemap,Kt.bumpmap,Kt.normalmap,Kt.displacementmap,Kt.roughnessmap,Kt.metalnessmap,Kt.fog,Kt.lights,{emissive:{value:new Be(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:rn.meshphysical_vert,fragmentShader:rn.meshphysical_frag},toon:{uniforms:Ht([Kt.common,Kt.specularmap,Kt.aomap,Kt.lightmap,Kt.emissivemap,Kt.bumpmap,Kt.normalmap,Kt.displacementmap,Kt.gradientmap,Kt.fog,Kt.lights,{emissive:{value:new Be(0)},specular:{value:new Be(1118481)},shininess:{value:30}}]),vertexShader:rn.meshtoon_vert,fragmentShader:rn.meshtoon_frag},matcap:{uniforms:Ht([Kt.common,Kt.bumpmap,Kt.normalmap,Kt.displacementmap,Kt.fog,{matcap:{value:null}}]),vertexShader:rn.meshmatcap_vert,fragmentShader:rn.meshmatcap_frag},points:{uniforms:Ht([Kt.points,Kt.fog]),vertexShader:rn.points_vert,fragmentShader:rn.points_frag},dashed:{uniforms:Ht([Kt.common,Kt.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:rn.linedashed_vert,fragmentShader:rn.linedashed_frag},depth:{uniforms:Ht([Kt.common,Kt.displacementmap]),vertexShader:rn.depth_vert,fragmentShader:rn.depth_frag},normal:{uniforms:Ht([Kt.common,Kt.bumpmap,Kt.normalmap,Kt.displacementmap,{opacity:{value:1}}]),vertexShader:rn.normal_vert,fragmentShader:rn.normal_frag},sprite:{uniforms:Ht([Kt.sprite,Kt.fog]),vertexShader:rn.sprite_vert,fragmentShader:rn.sprite_frag},background:{uniforms:{uvTransform:{value:new f},t2D:{value:null}},vertexShader:rn.background_vert,fragmentShader:rn.background_frag},cube:{uniforms:Ht([Kt.envmap,{opacity:{value:1}}]),vertexShader:rn.cube_vert,fragmentShader:rn.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:rn.equirect_vert,fragmentShader:rn.equirect_frag},distanceRGBA:{uniforms:Ht([Kt.common,Kt.displacementmap,{referencePosition:{value:new w},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:rn.distanceRGBA_vert,fragmentShader:rn.distanceRGBA_frag},shadow:{uniforms:Ht([Kt.lights,Kt.fog,{color:{value:new Be(0)},opacity:{value:1}}]),vertexShader:rn.shadow_vert,fragmentShader:rn.shadow_frag}};function on(e,t,n,i){var r,a,o=new Be(0),s=0,l=null,c=0,h=null;function u(e,n){t.buffers.color.setClear(e.r,e.g,e.b,n,i)}return{getClearColor:function(){return o},setClearColor:function(e,t){o.set(e),u(o,s=void 0!==t?t:1)},getClearAlpha:function(){return s},setClearAlpha:function(e){u(o,s=e)},render:function(t,i,d,p){var f=i.background,m=e.xr,g=m.getSession&&m.getSession();if(g&&"additive"===g.environmentBlendMode&&(f=null),null===f?u(o,s):f&&f.isColor&&(u(f,1),p=!0),(e.autoClear||p)&&e.clear(e.autoClearColor,e.autoClearDepth,e.autoClearStencil),f&&(f.isCubeTexture||f.isWebGLCubeRenderTarget||306===f.mapping)){void 0===a&&((a=new Nt(new Vt(1,1,1),new jt({type:"BackgroundCubeMaterial",uniforms:kt(an.cube.uniforms),vertexShader:an.cube.vertexShader,fragmentShader:an.cube.fragmentShader,side:1,depthTest:!1,depthWrite:!1,fog:!1}))).geometry.deleteAttribute("normal"),a.geometry.deleteAttribute("uv"),a.onBeforeRender=function(e,t,n){this.matrixWorld.copyPosition(n.matrixWorld)},Object.defineProperty(a.material,"envMap",{get:function(){return this.uniforms.envMap.value}}),n.update(a));var v=f.isWebGLCubeRenderTarget?f.texture:f;a.material.uniforms.envMap.value=v,a.material.uniforms.flipEnvMap.value=v.isCubeTexture?-1:1,l===f&&c===v.version&&h===e.toneMapping||(a.material.needsUpdate=!0,l=f,c=v.version,h=e.toneMapping),t.unshift(a,a.geometry,a.material,0,0,null)}else f&&f.isTexture&&(void 0===r&&((r=new Nt(new nn(2,2),new jt({type:"BackgroundMaterial",uniforms:kt(an.background.uniforms),vertexShader:an.background.vertexShader,fragmentShader:an.background.fragmentShader,side:0,depthTest:!1,depthWrite:!1,fog:!1}))).geometry.deleteAttribute("normal"),Object.defineProperty(r.material,"map",{get:function(){return this.uniforms.t2D.value}}),n.update(r)),r.material.uniforms.t2D.value=f,!0===f.matrixAutoUpdate&&f.updateMatrix(),r.material.uniforms.uvTransform.value.copy(f.matrix),l===f&&c===f.version&&h===e.toneMapping||(r.material.needsUpdate=!0,l=f,c=f.version,h=e.toneMapping),t.unshift(r,r.geometry,r.material,0,0,null))}}}function sn(e,t,n,i){var r,a=i.isWebGL2;this.setMode=function(e){r=e},this.render=function(t,i){e.drawArrays(r,t,i),n.update(i,r)},this.renderInstances=function(i,o,s,l){if(0!==l){var c,h;if(a)c=e,h="drawArraysInstanced";else if(h="drawArraysInstancedANGLE",null===(c=t.get("ANGLE_instanced_arrays")))return void console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");c[h](r,o,s,l),n.update(s,r,l)}}}function ln(e,t,n){var i;function r(t){if("highp"===t){if(e.getShaderPrecisionFormat(35633,36338).precision>0&&e.getShaderPrecisionFormat(35632,36338).precision>0)return"highp";t="mediump"}return"mediump"===t&&e.getShaderPrecisionFormat(35633,36337).precision>0&&e.getShaderPrecisionFormat(35632,36337).precision>0?"mediump":"lowp"}var a="undefined"!=typeof WebGL2RenderingContext&&e instanceof WebGL2RenderingContext||"undefined"!=typeof WebGL2ComputeRenderingContext&&e instanceof WebGL2ComputeRenderingContext,o=void 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t={};return{get:function(n){if(void 0!==t[n])return t[n];var i;switch(n){case"WEBGL_depth_texture":i=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=e.getExtension(n)}return null===i&&console.warn("THREE.WebGLRenderer: "+n+" extension not supported."),t[n]=i,i}}}function un(e,t,n){var i=new WeakMap,r=new WeakMap;function a(e){var 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A=0;A<9;A++)i.probe[A].addScaledVector(w.sh.coefficients[A],E);else if(w.isDirectionalLight){if((D=t.get(w)).color.copy(w.color).multiplyScalar(w.intensity),D.direction.setFromMatrixPosition(w.matrixWorld),a.setFromMatrixPosition(w.target.matrixWorld),D.direction.sub(a),D.direction.transformDirection(M),w.castShadow){var P=w.shadow;(C=n.get(w)).shadowBias=P.bias,C.shadowRadius=P.radius,C.shadowMapSize=P.mapSize,i.directionalShadow[p]=C,i.directionalShadowMap[p]=L,i.directionalShadowMatrix[p]=w.shadow.matrix,x++}i.directional[p]=D,p++}else if(w.isSpotLight){if((D=t.get(w)).position.setFromMatrixPosition(w.matrixWorld),D.position.applyMatrix4(M),D.color.copy(S).multiplyScalar(E),D.distance=T,D.direction.setFromMatrixPosition(w.matrixWorld),a.setFromMatrixPosition(w.target.matrixWorld),D.direction.sub(a),D.direction.transformDirection(M),D.coneCos=Math.cos(w.angle),D.penumbraCos=Math.cos(w.angle*(1-w.penumbra)),D.decay=w.decay,w.castShadow){P=w.shadow;(C=n.get(w)).shadowBias=P.bias,C.shadowRadius=P.radius,C.shadowMapSize=P.mapSize,i.spotShadow[m]=C,i.spotShadowMap[m]=L,i.spotShadowMatrix[m]=w.shadow.matrix,y++}i.spot[m]=D,m++}else if(w.isRectAreaLight){(D=t.get(w)).color.copy(S).multiplyScalar(E),D.position.setFromMatrixPosition(w.matrixWorld),D.position.applyMatrix4(M),s.identity(),o.copy(w.matrixWorld),o.premultiply(M),s.extractRotation(o),D.halfWidth.set(.5*w.width,0,0),D.halfHeight.set(0,.5*w.height,0),D.halfWidth.applyMatrix4(s),D.halfHeight.applyMatrix4(s),i.rectArea[g]=D,g++}else if(w.isPointLight){if((D=t.get(w)).position.setFromMatrixPosition(w.matrixWorld),D.position.applyMatrix4(M),D.color.copy(w.color).multiplyScalar(w.intensity),D.distance=w.distance,D.decay=w.decay,w.castShadow){var C;P=w.shadow;(C=n.get(w)).shadowBias=P.bias,C.shadowRadius=P.radius,C.shadowMapSize=P.mapSize,C.shadowCameraNear=P.camera.near,C.shadowCameraFar=P.camera.far,i.pointShadow[f]=C,i.pointShadowMap[f]=L,i.pointShadowMatrix[f]=w.shadow.matrix,_++}i.point[f]=D,f++}else if(w.isHemisphereLight){var D;(D=t.get(w)).direction.setFromMatrixPosition(w.matrixWorld),D.direction.transformDirection(M),D.direction.normalize(),D.skyColor.copy(w.color).multiplyScalar(E),D.groundColor.copy(w.groundColor).multiplyScalar(E),i.hemi[v]=D,v++}}i.ambient[0]=c,i.ambient[1]=h,i.ambient[2]=u;var 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i=n.target;i.removeEventListener("dispose",t),e.delete(i)}return{get:function(n,i){var r;return!1===e.has(n)?(r=new Wi,e.set(n,new WeakMap),e.get(n).set(i,r),n.addEventListener("dispose",t)):!1===e.get(n).has(i)?(r=new Wi,e.get(n).set(i,r)):r=e.get(n).get(i),r},dispose:function(){e=new WeakMap}}}function Xi(e){Xe.call(this),this.type="MeshDepthMaterial",this.depthPacking=3200,this.skinning=!1,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(e)}function qi(e){Xe.call(this),this.type="MeshDistanceMaterial",this.referencePosition=new 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Xe.prototype.copy.call(this,e),this.referencePosition.copy(e.referencePosition),this.nearDistance=e.nearDistance,this.farDistance=e.farDistance,this.skinning=e.skinning,this.morphTargets=e.morphTargets,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this};function Yi(e,t,n){var i=new Qt,r=new p,a=new p,o=new x,s=[],l=[],c={},h={0:1,1:0,2:2},u=new jt({defines:{SAMPLE_RATE:2/8,HALF_SAMPLE_RATE:1/8},uniforms:{shadow_pass:{value:null},resolution:{value:new p},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include <packing>\nvoid main() {\n  float mean = 0.0;\n  float squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy  ) / resolution ) );\n  for ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) 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r=t.update(m);u.uniforms.shadow_pass.value=n.map.texture,u.uniforms.resolution.value=n.mapSize,u.uniforms.radius.value=n.radius,e.setRenderTarget(n.mapPass),e.clear(),e.renderBufferDirect(i,null,r,u,m,null),d.uniforms.shadow_pass.value=n.mapPass.texture,d.uniforms.resolution.value=n.mapSize,d.uniforms.radius.value=n.radius,e.setRenderTarget(n.map),e.clear(),e.renderBufferDirect(i,null,r,d,m,null)}function y(e,t,n){var i=e<<0|t<<1|n<<2,r=s[i];return void 0===r&&(r=new Xi({depthPacking:3201,morphTargets:e,skinning:t}),s[i]=r),r}function M(e,t,n){var i=e<<0|t<<1|n<<2,r=l[i];return void 0===r&&(r=new qi({morphTargets:e,skinning:t}),l[i]=r),r}function b(t,n,i,r,a,o,s){var l=null,u=y,d=t.customDepthMaterial;if(!0===r.isPointLight&&(u=M,d=t.customDistanceMaterial),void 0===d){var p=!1;!0===i.morphTargets&&(p=n.morphAttributes&&n.morphAttributes.position&&n.morphAttributes.position.length>0);var f=!1;!0===t.isSkinnedMesh&&(!0===i.skinning?f=!0:console.warn("THREE.WebGLShadowMap: 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l=t.update(n),c=n.material;if(Array.isArray(c))for(var h=l.groups,u=0,d=h.length;u<d;u++){var p=h[u],f=c[p.materialIndex];if(f&&f.visible){var m=b(n,l,f,o,a.near,a.far,s);e.renderBufferDirect(a,null,l,m,n,p)}}else if(c.visible){m=b(n,l,c,o,a.near,a.far,s);e.renderBufferDirect(a,null,l,m,n,null)}}for(var g=n.children,v=0,x=g.length;v<x;v++)w(g[v],r,a,o,s)}}this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=1,this.render=function(t,s,l){if(!1!==g.enabled&&(!1!==g.autoUpdate||!1!==g.needsUpdate)&&0!==t.length){var c=e.getRenderTarget(),h=e.getActiveCubeFace(),u=e.getActiveMipmapLevel(),d=e.state;d.setBlending(0),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);for(var p=0,f=t.length;p<f;p++){var m=t[p],x=m.shadow;if(void 0!==x){r.copy(x.mapSize);var y=x.getFrameExtents();if(r.multiply(y),a.copy(x.mapSize),(r.x>n||r.y>n)&&(r.x>n&&(a.x=Math.floor(n/y.x),r.x=a.x*y.x,x.mapSize.x=a.x),r.y>n&&(a.y=Math.floor(n/y.y),r.y=a.y*y.y,x.mapSize.y=a.y)),null===x.map&&!x.isPointLightShadow&&3===this.type){var M={minFilter:1006,magFilter:1006,format:1023};x.map=new _(r.x,r.y,M),x.map.texture.name=m.name+".shadowMap",x.mapPass=new _(r.x,r.y,M),x.camera.updateProjectionMatrix()}if(null===x.map){M={minFilter:1003,magFilter:1003,format:1023};x.map=new _(r.x,r.y,M),x.map.texture.name=m.name+".shadowMap",x.camera.updateProjectionMatrix()}e.setRenderTarget(x.map),e.clear();for(var b=x.getViewportCount(),S=0;S<b;S++){var E=x.getViewport(S);o.set(a.x*E.x,a.y*E.y,a.x*E.z,a.y*E.w),d.viewport(o),x.updateMatrices(m,S),i=x.getFrustum(),w(s,l,x.camera,m,this.type)}x.isPointLightShadow||3!==this.type||v(x,l)}else console.warn("THREE.WebGLShadowMap:",m,"has no shadow.")}g.needsUpdate=!1,e.setRenderTarget(c,h,u)}}}function Zi(e,t,n){var i=n.isWebGL2;var r=new 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t=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null;return{setTest:function(e){t||(e?G(2960):B(2960))},setMask:function(i){n===i||t||(e.stencilMask(i),n=i)},setFunc:function(t,n,o){i===t&&r===n&&a===o||(e.stencilFunc(t,n,o),i=t,r=n,a=o)},setOp:function(t,n,i){o===t&&s===n&&l===i||(e.stencilOp(t,n,i),o=t,s=n,l=i)},setLocked:function(e){t=e},setClear:function(t){c!==t&&(e.clearStencil(t),c=t)},reset:function(){t=!1,n=null,i=null,r=null,a=null,o=null,s=null,l=null,c=null}}},s=e.getParameter(34921),l=new Uint8Array(s),c=new Uint8Array(s),h=new Uint8Array(s),u={},d=null,p=null,f=null,m=null,g=null,v=null,_=null,y=null,M=null,b=!1,w=null,S=null,E=null,T=null,L=null,A=e.getParameter(35661),P=!1,C=0,D=e.getParameter(7938);-1!==D.indexOf("WebGL")?(C=parseFloat(/^WebGL\ ([0-9])/.exec(D)[1]),P=C>=1):-1!==D.indexOf("OpenGL ES")&&(C=parseFloat(/^OpenGL\ ES\ ([0-9])/.exec(D)[1]),P=C>=2);var N=null,R={},I=new x,U=new x;function z(t,n,i){var r=new 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R(r,e,t);console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete")}}n.activeTexture(33984+t),n.bindTexture(3553,r.__webglTexture)}function L(t,r){if(6===t.image.length){var o=i.get(t);if(t.version>0&&o.__version!==t.version){N(o,t),n.activeTexture(33984+r),n.bindTexture(34067,o.__webglTexture),e.pixelStorei(37440,t.flipY);for(var s=t&&(t.isCompressedTexture||t.image[0].isCompressedTexture),c=t.image[0]&&t.image[0].isDataTexture,u=[],d=0;d<6;d++)u[d]=s||c?c?t.image[d].image:t.image[d]:v(t.image[d],!1,!0,h);var p,f=u[0],m=x(f)||l,g=a.convert(t.format),b=a.convert(t.type),w=M(t.internalFormat,g,b);if(D(34067,t,m),s){for(d=0;d<6;d++){p=u[d].mipmaps;for(var S=0;S<p.length;S++){var E=p[S];1023!==t.format&&1022!==t.format?null!==g?n.compressedTexImage2D(34069+d,S,w,E.width,E.height,0,E.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in 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D(n,a,o){o?(e.texParameteri(n,10242,P[a.wrapS]),e.texParameteri(n,10243,P[a.wrapT]),32879!==n&&35866!==n||e.texParameteri(n,32882,P[a.wrapR]),e.texParameteri(n,10240,C[a.magFilter]),e.texParameteri(n,10241,C[a.minFilter])):(e.texParameteri(n,10242,33071),e.texParameteri(n,10243,33071),32879!==n&&35866!==n||e.texParameteri(n,32882,33071),1001===a.wrapS&&1001===a.wrapT||console.warn("THREE.WebGLRenderer: Texture is not power of two. 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Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter."));var s=t.get("EXT_texture_filter_anisotropic");if(s){if(1015===a.type&&null===t.get("OES_texture_float_linear"))return;if(1016===a.type&&null===(l||t.get("OES_texture_half_float_linear")))return;(a.anisotropy>1||i.get(a).__currentAnisotropy)&&(e.texParameterf(n,s.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(a.anisotropy,r.getMaxAnisotropy())),i.get(a).__currentAnisotropy=a.anisotropy)}}function N(t,n){void 0===t.__webglInit&&(t.__webglInit=!0,n.addEventListener("dispose",w),t.__webglTexture=e.createTexture(),o.memory.textures++)}function R(t,i,r){var o=3553;i.isDataTexture2DArray&&(o=35866),i.isDataTexture3D&&(o=32879),N(t,i),n.activeTexture(33984+r),n.bindTexture(o,t.__webglTexture),e.pixelStorei(37440,i.flipY),e.pixelStorei(37441,i.premultiplyAlpha),e.pixelStorei(3317,i.unpackAlignment);var s=function(e){return!l&&(1001!==e.wrapS||1001!==e.wrapT||1003!==e.minFilter&&1006!==e.minFilter)}(i)&&!1===x(i.image),c=v(i.image,s,!1,u),h=x(c)||l,d=a.convert(i.format),p=a.convert(i.type),f=M(i.internalFormat,d,p);D(o,i,h);var m,g=i.mipmaps;if(i.isDepthTexture)f=6402,l?f=1015===i.type?36012:1014===i.type?33190:1020===i.type?35056:33189:1015===i.type&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),1026===i.format&&6402===f&&1012!==i.type&&1014!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),i.type=1012,p=a.convert(i.type)),1027===i.format&&6402===f&&(f=34041,1020!==i.type&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),i.type=1020,p=a.convert(i.type))),n.texImage2D(3553,0,f,c.width,c.height,0,d,p,null);else if(i.isDataTexture)if(g.length>0&&h){for(var b=0,w=g.length;b<w;b++)m=g[b],n.texImage2D(3553,b,f,m.width,m.height,0,d,p,m.data);i.generateMipmaps=!1,t.__maxMipLevel=g.length-1}else n.texImage2D(3553,0,f,c.width,c.height,0,d,p,c.data),t.__maxMipLevel=0;else if(i.isCompressedTexture){for(b=0,w=g.length;b<w;b++)m=g[b],1023!==i.format&&1022!==i.format?null!==d?n.compressedTexImage2D(3553,b,f,m.width,m.height,0,m.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):n.texImage2D(3553,b,f,m.width,m.height,0,d,p,m.data);t.__maxMipLevel=g.length-1}else if(i.isDataTexture2DArray)n.texImage3D(35866,0,f,c.width,c.height,c.depth,0,d,p,c.data),t.__maxMipLevel=0;else if(i.isDataTexture3D)n.texImage3D(32879,0,f,c.width,c.height,c.depth,0,d,p,c.data),t.__maxMipLevel=0;else if(g.length>0&&h){for(b=0,w=g.length;b<w;b++)m=g[b],n.texImage2D(3553,b,f,d,p,m);i.generateMipmaps=!1,t.__maxMipLevel=g.length-1}else n.texImage2D(3553,0,f,d,p,c),t.__maxMipLevel=0;_(i,h)&&y(o,i,c.width,c.height),t.__version=i.version,i.onUpdate&&i.onUpdate(i)}function I(t,r,o,s){var l=a.convert(r.texture.format),c=a.convert(r.texture.type),h=M(r.texture.internalFormat,l,c);n.texImage2D(s,0,h,r.width,r.height,0,l,c,null),e.bindFramebuffer(36160,t),e.framebufferTexture2D(36160,o,s,i.get(r.texture).__webglTexture,0),e.bindFramebuffer(36160,null)}function U(t,n,i){if(e.bindRenderbuffer(36161,t),n.depthBuffer&&!n.stencilBuffer){var r=33189;if(i){var o=n.depthTexture;o&&o.isDepthTexture&&(1015===o.type?r=36012:1014===o.type&&(r=33190));var s=O(n);e.renderbufferStorageMultisample(36161,s,r,n.width,n.height)}else e.renderbufferStorage(36161,r,n.width,n.height);e.framebufferRenderbuffer(36160,36096,36161,t)}else if(n.depthBuffer&&n.stencilBuffer){if(i){s=O(n);e.renderbufferStorageMultisample(36161,s,35056,n.width,n.height)}else 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n.COMPRESSED_RGB_S3TC_DXT1_EXT;if(33777===e)return n.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(33778===e)return n.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(33779===e)return n.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(35840===e||35841===e||35842===e||35843===e){if(null===(n=t.get("WEBGL_compressed_texture_pvrtc")))return null;if(35840===e)return n.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(35841===e)return n.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(35842===e)return n.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(35843===e)return n.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(36196===e)return null!==(n=t.get("WEBGL_compressed_texture_etc1"))?n.COMPRESSED_RGB_ETC1_WEBGL:null;if((37492===e||37496===e)&&null!==(n=t.get("WEBGL_compressed_texture_etc"))){if(37492===e)return n.COMPRESSED_RGB8_ETC2;if(37496===e)return n.COMPRESSED_RGBA8_ETC2_EAC}return 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t=c.get(e.inputSource);t&&t.dispatchEvent({type:e.type})}function v(){c.forEach((function(e,t){e.disconnect(t)})),c.clear(),e.setFramebuffer(null),e.setRenderTarget(e.getRenderTarget()),T.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function _(e){a=e,T.setContext(i),T.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}function y(e){for(var t=i.inputSources,n=0;n<l.length;n++)c.set(t[n],l[n]);for(n=0;n<e.removed.length;n++){var r=e.removed[n];(a=c.get(r))&&(a.dispatchEvent({type:"disconnected",data:r}),c.delete(r))}for(n=0;n<e.added.length;n++){var a;r=e.added[n];(a=c.get(r))&&a.dispatchEvent({type:"connected",data:r})}}this.enabled=!1,this.isPresenting=!1,this.getController=function(e){var t=l[e];return void 0===t&&(t=new er,l[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){var t=l[e];return void 0===t&&(t=new er,l[e]=t),t.getGripSpace()},this.setFramebufferScaleFactor=function(e){r=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){o=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return a},this.getSession=function(){return i},this.setSession=function(e){if(null!==(i=e)){i.addEventListener("select",g),i.addEventListener("selectstart",g),i.addEventListener("selectend",g),i.addEventListener("squeeze",g),i.addEventListener("squeezestart",g),i.addEventListener("squeezeend",g),i.addEventListener("end",v);var n=t.getContextAttributes();!0!==n.xrCompatible&&t.makeXRCompatible();var a={antialias:n.antialias,alpha:n.alpha,depth:n.depth,stencil:n.stencil,framebufferScaleFactor:r},s=new XRWebGLLayer(i,t,a);i.updateRenderState({baseLayer:s}),i.requestReferenceSpace(o).then(_),i.addEventListener("inputsourceschange",y)}};var M=new w,b=new w;function S(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.getInverse(e.matrixWorld)}this.getCamera=function(e){p.near=u.near=h.near=e.near,p.far=u.far=h.far=e.far,f===p.near&&m===p.far||(i.updateRenderState({depthNear:p.near,depthFar:p.far}),f=p.near,m=p.far);var t=e.parent,n=p.cameras;S(p,t);for(var r=0;r<n.length;r++)S(n[r],t);e.matrixWorld.copy(p.matrixWorld);for(var a=e.children,o=(r=0,a.length);r<o;r++)a[r].updateMatrixWorld(!0);return 2===n.length?function(e,t,n){M.setFromMatrixPosition(t.matrixWorld),b.setFromMatrixPosition(n.matrixWorld);var i=M.distanceTo(b),r=t.projectionMatrix.elements,a=n.projectionMatrix.elements,o=r[14]/(r[10]-1),s=r[14]/(r[10]+1),l=(r[9]+1)/r[5],c=(r[9]-1)/r[5],h=(r[8]-1)/r[0],u=(a[8]+1)/a[0],d=o*h,p=o*u,f=i/(-h+u),m=f*-h;t.matrixWorld.decompose(e.position,e.quaternion,e.scale),e.translateX(m),e.translateZ(f),e.matrixWorld.compose(e.position,e.quaternion,e.scale),e.matrixWorldInverse.getInverse(e.matrixWorld);var g=o+f,v=s+f,x=d-m,_=p+(i-m),y=l*s/v*g,w=c*s/v*g;e.projectionMatrix.makePerspective(x,_,y,w,g,v)}(p,h,u):p.projectionMatrix.copy(h.projectionMatrix),p};var E=null;var T=new $t;T.setAnimationLoop((function(t,n){if(null!==(s=n.getViewerPose(a))){var r=s.views,o=i.renderState.baseLayer;e.setFramebuffer(o.framebuffer);var c=!1;r.length!==p.cameras.length&&(p.cameras.length=0,c=!0);for(var h=0;h<r.length;h++){var u=r[h],f=o.getViewport(u),m=d[h];m.matrix.fromArray(u.transform.matrix),m.projectionMatrix.fromArray(u.projectionMatrix),m.viewport.set(f.x,f.y,f.width,f.height),0===h&&p.matrix.copy(m.matrix),!0===c&&p.cameras.push(m)}}var g=i.inputSources;for(h=0;h<l.length;h++){var v=l[h],x=g[h];v.update(x,n,a)}E&&E(t,n)})),this.setAnimationLoop=function(e){E=e},this.dispose=function(){}}function nr(e){function t(t,n,i){t.opacity.value=n.opacity,n.color&&t.diffuse.value.copy(n.color),n.emissive&&t.emissive.value.copy(n.emissive).multiplyScalar(n.emissiveIntensity),n.map&&(t.map.value=n.map),n.alphaMap&&(t.alphaMap.value=n.alphaMap),n.specularMap&&(t.specularMap.value=n.specularMap);var r,a,o=n.envMap||i;o&&(t.envMap.value=o,t.flipEnvMap.value=o.isCubeTexture?-1:1,t.reflectivity.value=n.reflectivity,t.refractionRatio.value=n.refractionRatio,t.maxMipLevel.value=e.get(o).__maxMipLevel),n.lightMap&&(t.lightMap.value=n.lightMap,t.lightMapIntensity.value=n.lightMapIntensity),n.aoMap&&(t.aoMap.value=n.aoMap,t.aoMapIntensity.value=n.aoMapIntensity),n.map?r=n.map:n.specularMap?r=n.specularMap:n.displacementMap?r=n.displacementMap:n.normalMap?r=n.normalMap:n.bumpMap?r=n.bumpMap:n.roughnessMap?r=n.roughnessMap:n.metalnessMap?r=n.metalnessMap:n.alphaMap?r=n.alphaMap:n.emissiveMap&&(r=n.emissiveMap),void 0!==r&&(r.isWebGLRenderTarget&&(r=r.texture),!0===r.matrixAutoUpdate&&r.updateMatrix(),t.uvTransform.value.copy(r.matrix)),n.aoMap?a=n.aoMap:n.lightMap&&(a=n.lightMap),void 0!==a&&(a.isWebGLRenderTarget&&(a=a.texture),!0===a.matrixAutoUpdate&&a.updateMatrix(),t.uv2Transform.value.copy(a.matrix))}function n(e,t,n){e.roughness.value=t.roughness,e.metalness.value=t.metalness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap),t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap),t.emissiveMap&&(e.emissiveMap.value=t.emissiveMap),t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1)),t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate()),t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias),(t.envMap||n)&&(e.envMapIntensity.value=t.envMapIntensity)}return{refreshFogUniforms:function(e,t){e.fogColor.value.copy(t.color),t.isFog?(e.fogNear.value=t.near,e.fogFar.value=t.far):t.isFogExp2&&(e.fogDensity.value=t.density)},refreshMaterialUniforms:function(e,i,r,a,o){i.isMeshBasicMaterial?t(e,i):i.isMeshLambertMaterial?(t(e,i),function(e,t){t.emissiveMap&&(e.emissiveMap.value=t.emissiveMap)}(e,i)):i.isMeshToonMaterial?(t(e,i),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4),t.gradientMap&&(e.gradientMap.value=t.gradientMap);t.emissiveMap&&(e.emissiveMap.value=t.emissiveMap);t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1));t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate());t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(e,i)):i.isMeshPhongMaterial?(t(e,i),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4),t.emissiveMap&&(e.emissiveMap.value=t.emissiveMap);t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1));t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate());t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(e,i)):i.isMeshStandardMaterial?(t(e,i,r),i.isMeshPhysicalMaterial?function(e,t,i){n(e,t,i),e.reflectivity.value=t.reflectivity,e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.sheen&&e.sheen.value.copy(t.sheen);t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap);t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap);t.clearcoatNormalMap&&(e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),e.clearcoatNormalMap.value=t.clearcoatNormalMap,1===t.side&&e.clearcoatNormalScale.value.negate());e.transparency.value=t.transparency}(e,i,r):n(e,i,r)):i.isMeshMatcapMaterial?(t(e,i),function(e,t){t.matcap&&(e.matcap.value=t.matcap);t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1));t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate());t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(e,i)):i.isMeshDepthMaterial?(t(e,i),function(e,t){t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(e,i)):i.isMeshDistanceMaterial?(t(e,i),function(e,t){t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias);e.referencePosition.value.copy(t.referencePosition),e.nearDistance.value=t.nearDistance,e.farDistance.value=t.farDistance}(e,i)):i.isMeshNormalMaterial?(t(e,i),function(e,t){t.bumpMap&&(e.bumpMap.value=t.bumpMap,e.bumpScale.value=t.bumpScale,1===t.side&&(e.bumpScale.value*=-1));t.normalMap&&(e.normalMap.value=t.normalMap,e.normalScale.value.copy(t.normalScale),1===t.side&&e.normalScale.value.negate());t.displacementMap&&(e.displacementMap.value=t.displacementMap,e.displacementScale.value=t.displacementScale,e.displacementBias.value=t.displacementBias)}(e,i)):i.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity}(e,i),i.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,i)):i.isPointsMaterial?function(e,t,n,i){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*n,e.scale.value=.5*i,t.map&&(e.map.value=t.map);t.alphaMap&&(e.alphaMap.value=t.alphaMap);var r;t.map?r=t.map:t.alphaMap&&(r=t.alphaMap);void 0!==r&&(!0===r.matrixAutoUpdate&&r.updateMatrix(),e.uvTransform.value.copy(r.matrix))}(e,i,a,o):i.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map);t.alphaMap&&(e.alphaMap.value=t.alphaMap);var n;t.map?n=t.map:t.alphaMap&&(n=t.alphaMap);void 0!==n&&(!0===n.matrixAutoUpdate&&n.updateMatrix(),e.uvTransform.value.copy(n.matrix))}(e,i):i.isShadowMaterial?(e.color.value.copy(i.color),e.opacity.value=i.opacity):i.isShaderMaterial&&(i.uniformsNeedUpdate=!1)}}}function ir(e){var t=void 0!==(e=e||{}).canvas?e.canvas:document.createElementNS("http://www.w3.org/1999/xhtml","canvas"),n=void 0!==e.context?e.context:null,i=void 0!==e.alpha&&e.alpha,r=void 0===e.depth||e.depth,a=void 0===e.stencil||e.stencil,o=void 0!==e.antialias&&e.antialias,s=void 0===e.premultipliedAlpha||e.premultipliedAlpha,l=void 0!==e.preserveDrawingBuffer&&e.preserveDrawingBuffer,c=void 0!==e.powerPreference?e.powerPreference:"default",h=void 0!==e.failIfMajorPerformanceCaveat&&e.failIfMajorPerformanceCaveat,u=null,f=null;this.domElement=t,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=3e3,this.physicallyCorrectLights=!1,this.toneMapping=0,this.toneMappingExposure=1,this.toneMappingWhitePoint=1,this.maxMorphTargets=8,this.maxMorphNormals=4;var m,g,v,_,y,M,b,S,E,T,L,A,P,C,N,R,I,U,z,O=this,F=!1,G=null,B=0,V=0,k=null,H=null,W=-1,j={geometry:null,program:null,wireframe:!1},X=null,q=null,Y=new x,Z=new x,Q=null,K=t.width,$=t.height,ee=1,te=null,ne=null,ie=new x(0,0,K,$),re=new x(0,0,K,$),ae=!1,oe=new Qt,se=new cn,le=!1,ce=!1,he=new D,ue=new w;function de(){return null===k?ee:1}try{var pe={alpha:i,depth:r,stencil:a,antialias:o,premultipliedAlpha:s,preserveDrawingBuffer:l,powerPreference:c,failIfMajorPerformanceCaveat:h};if(t.addEventListener("webglcontextlost",ve,!1),t.addEventListener("webglcontextrestored",xe,!1),null===(m=n||t.getContext("webgl",pe)||t.getContext("experimental-webgl",pe)))throw null!==t.getContext("webgl")?new Error("Error creating WebGL context with your selected attributes."):new Error("Error creating WebGL context.");void 0===m.getShaderPrecisionFormat&&(m.getShaderPrecisionFormat=function(){return{rangeMin:1,rangeMax:1,precision:1}})}catch(e){throw console.error("THREE.WebGLRenderer: "+e.message),e}function fe(){g=new hn(m),!1===(v=new ln(m,g,e)).isWebGL2&&(g.get("WEBGL_depth_texture"),g.get("OES_texture_float"),g.get("OES_texture_half_float"),g.get("OES_texture_half_float_linear"),g.get("OES_standard_derivatives"),g.get("OES_element_index_uint"),g.get("ANGLE_instanced_arrays")),g.get("OES_texture_float_linear"),z=new Qi(m,g,v),(_=new Zi(m,g,v)).scissor(Z.copy(re).multiplyScalar(ee).floor()),_.viewport(Y.copy(ie).multiplyScalar(ee).floor()),y=new pn(m),M=new Ui,b=new Ji(m,g,_,M,v,z,y),S=new en(m,v),E=new un(m,S,y),T=new gn(m,E,S,y),R=new mn(m),L=new Ii(O,g,v),A=new nr(M),P=new Gi,C=new ji,N=new on(O,_,T,s),I=new sn(m,g,y,v),U=new dn(m,g,y,v),y.programs=L.programs,O.capabilities=v,O.extensions=g,O.properties=M,O.renderLists=P,O.state=_,O.info=y}fe();var me=new tr(O,m);this.xr=me;var ge=new Yi(O,T,v.maxTextureSize);function ve(e){e.preventDefault(),console.log("THREE.WebGLRenderer: Context Lost."),F=!0}function xe(){console.log("THREE.WebGLRenderer: Context Restored."),F=!1,fe()}function _e(e){var t=e.target;t.removeEventListener("dispose",_e),function(e){ye(e),M.remove(e)}(t)}function ye(e){var t=M.get(e).program;e.program=void 0,void 0!==t&&L.releaseProgram(t)}this.shadowMap=ge,this.getContext=function(){return m},this.getContextAttributes=function(){return m.getContextAttributes()},this.forceContextLoss=function(){var e=g.get("WEBGL_lose_context");e&&e.loseContext()},this.forceContextRestore=function(){var e=g.get("WEBGL_lose_context");e&&e.restoreContext()},this.getPixelRatio=function(){return ee},this.setPixelRatio=function(e){void 0!==e&&(ee=e,this.setSize(K,$,!1))},this.getSize=function(e){return void 0===e&&(console.warn("WebGLRenderer: .getsize() now requires a Vector2 as an argument"),e=new p),e.set(K,$)},this.setSize=function(e,n,i){me.isPresenting?console.warn("THREE.WebGLRenderer: Can't change size while VR device is presenting."):(K=e,$=n,t.width=Math.floor(e*ee),t.height=Math.floor(n*ee),!1!==i&&(t.style.width=e+"px",t.style.height=n+"px"),this.setViewport(0,0,e,n))},this.getDrawingBufferSize=function(e){return void 0===e&&(console.warn("WebGLRenderer: .getdrawingBufferSize() now requires a Vector2 as an argument"),e=new p),e.set(K*ee,$*ee).floor()},this.setDrawingBufferSize=function(e,n,i){K=e,$=n,ee=i,t.width=Math.floor(e*i),t.height=Math.floor(n*i),this.setViewport(0,0,e,n)},this.getCurrentViewport=function(e){return void 0===e&&(console.warn("WebGLRenderer: .getCurrentViewport() now requires a Vector4 as an argument"),e=new x),e.copy(Y)},this.getViewport=function(e){return e.copy(ie)},this.setViewport=function(e,t,n,i){e.isVector4?ie.set(e.x,e.y,e.z,e.w):ie.set(e,t,n,i),_.viewport(Y.copy(ie).multiplyScalar(ee).floor())},this.getScissor=function(e){return e.copy(re)},this.setScissor=function(e,t,n,i){e.isVector4?re.set(e.x,e.y,e.z,e.w):re.set(e,t,n,i),_.scissor(Z.copy(re).multiplyScalar(ee).floor())},this.getScissorTest=function(){return ae},this.setScissorTest=function(e){_.setScissorTest(ae=e)},this.setOpaqueSort=function(e){te=e},this.setTransparentSort=function(e){ne=e},this.getClearColor=function(){return N.getClearColor()},this.setClearColor=function(){N.setClearColor.apply(N,arguments)},this.getClearAlpha=function(){return N.getClearAlpha()},this.setClearAlpha=function(){N.setClearAlpha.apply(N,arguments)},this.clear=function(e,t,n){var i=0;(void 0===e||e)&&(i|=16384),(void 0===t||t)&&(i|=256),(void 0===n||n)&&(i|=1024),m.clear(i)},this.clearColor=function(){this.clear(!0,!1,!1)},this.clearDepth=function(){this.clear(!1,!0,!1)},this.clearStencil=function(){this.clear(!1,!1,!0)},this.dispose=function(){t.removeEventListener("webglcontextlost",ve,!1),t.removeEventListener("webglcontextrestored",xe,!1),P.dispose(),C.dispose(),M.dispose(),T.dispose(),me.dispose(),we.stop()},this.renderBufferImmediate=function(e,t){_.initAttributes();var n=M.get(e);e.hasPositions&&!n.position&&(n.position=m.createBuffer()),e.hasNormals&&!n.normal&&(n.normal=m.createBuffer()),e.hasUvs&&!n.uv&&(n.uv=m.createBuffer()),e.hasColors&&!n.color&&(n.color=m.createBuffer());var i=t.getAttributes();e.hasPositions&&(m.bindBuffer(34962,n.position),m.bufferData(34962,e.positionArray,35048),_.enableAttribute(i.position),m.vertexAttribPointer(i.position,3,5126,!1,0,0)),e.hasNormals&&(m.bindBuffer(34962,n.normal),m.bufferData(34962,e.normalArray,35048),_.enableAttribute(i.normal),m.vertexAttribPointer(i.normal,3,5126,!1,0,0)),e.hasUvs&&(m.bindBuffer(34962,n.uv),m.bufferData(34962,e.uvArray,35048),_.enableAttribute(i.uv),m.vertexAttribPointer(i.uv,2,5126,!1,0,0)),e.hasColors&&(m.bindBuffer(34962,n.color),m.bufferData(34962,e.colorArray,35048),_.enableAttribute(i.color),m.vertexAttribPointer(i.color,3,5126,!1,0,0)),_.disableUnusedAttributes(),m.drawArrays(4,0,e.count),e.count=0};var Me=new J;this.renderBufferDirect=function(e,t,n,i,r,a){null===t&&(t=Me);var o=r.isMesh&&r.matrixWorld.determinant()<0,s=Ae(e,t,i,r);_.setMaterial(i,o);var l=!1;j.geometry===n.id&&j.program===s.id&&j.wireframe===(!0===i.wireframe)||(j.geometry=n.id,j.program=s.id,j.wireframe=!0===i.wireframe,l=!0),(i.morphTargets||i.morphNormals)&&(R.update(r,n,i,s),l=!0),!0===r.isInstancedMesh&&(l=!0);var c=n.index,h=n.attributes.position;if(null===c){if(void 0===h||0===h.count)return}else if(0===c.count)return;var u,d=1;!0===i.wireframe&&(c=E.getWireframeAttribute(n),d=2);var p=I;null!==c&&(u=S.get(c),(p=U).setIndex(u)),l&&(!function(e,t,n,i){if(!1===v.isWebGL2&&(e.isInstancedMesh||t.isInstancedBufferGeometry)&&null===g.get("ANGLE_instanced_arrays"))return;_.initAttributes();var r=t.attributes,a=i.getAttributes(),o=n.defaultAttributeValues;for(var s in a){var l=a[s];if(l>=0){var c=r[s];if(void 0!==c){var h=c.normalized,u=c.itemSize;if(void 0===(b=S.get(c)))continue;var d=b.buffer,p=b.type,f=b.bytesPerElement;if(c.isInterleavedBufferAttribute){var x=c.data,y=x.stride,M=c.offset;x&&x.isInstancedInterleavedBuffer?(_.enableAttributeAndDivisor(l,x.meshPerAttribute),void 0===t._maxInstanceCount&&(t._maxInstanceCount=x.meshPerAttribute*x.count)):_.enableAttribute(l),m.bindBuffer(34962,d),_.vertexAttribPointer(l,u,p,h,y*f,M*f)}else c.isInstancedBufferAttribute?(_.enableAttributeAndDivisor(l,c.meshPerAttribute),void 0===t._maxInstanceCount&&(t._maxInstanceCount=c.meshPerAttribute*c.count)):_.enableAttribute(l),m.bindBuffer(34962,d),_.vertexAttribPointer(l,u,p,h,0,0)}else if("instanceMatrix"===s){var b;if(void 0===(b=S.get(e.instanceMatrix)))continue;d=b.buffer,p=b.type;_.enableAttributeAndDivisor(l+0,1),_.enableAttributeAndDivisor(l+1,1),_.enableAttributeAndDivisor(l+2,1),_.enableAttributeAndDivisor(l+3,1),m.bindBuffer(34962,d),m.vertexAttribPointer(l+0,4,p,!1,64,0),m.vertexAttribPointer(l+1,4,p,!1,64,16),m.vertexAttribPointer(l+2,4,p,!1,64,32),m.vertexAttribPointer(l+3,4,p,!1,64,48)}else if(void 0!==o){var w=o[s];if(void 0!==w)switch(w.length){case 2:m.vertexAttrib2fv(l,w);break;case 3:m.vertexAttrib3fv(l,w);break;case 4:m.vertexAttrib4fv(l,w);break;default:m.vertexAttrib1fv(l,w)}}}}_.disableUnusedAttributes()}(r,n,i,s),null!==c&&m.bindBuffer(34963,u.buffer));var f=null!==c?c.count:h.count,x=n.drawRange.start*d,y=n.drawRange.count*d,M=null!==a?a.start*d:0,b=null!==a?a.count*d:1/0,w=Math.max(x,M),T=Math.min(f,x+y,M+b)-1,L=Math.max(0,T-w+1);if(0!==L){if(r.isMesh)!0===i.wireframe?(_.setLineWidth(i.wireframeLinewidth*de()),p.setMode(1)):p.setMode(4);else if(r.isLine){var A=i.linewidth;void 0===A&&(A=1),_.setLineWidth(A*de()),r.isLineSegments?p.setMode(1):r.isLineLoop?p.setMode(2):p.setMode(3)}else r.isPoints?p.setMode(0):r.isSprite&&p.setMode(4);if(r.isInstancedMesh)p.renderInstances(n,w,L,r.count);else if(n.isInstancedBufferGeometry){var P=Math.min(n.instanceCount,n._maxInstanceCount);p.renderInstances(n,w,L,P)}else p.render(w,L)}},this.compile=function(e,t){(f=C.get(e,t)).init(),e.traverse((function(e){e.isLight&&(f.pushLight(e),e.castShadow&&f.pushShadow(e))})),f.setupLights(t);const n={};e.traverse((function(t){let i=t.material;if(i)if(Array.isArray(i))for(let r=0;r<i.length;r++){let a=i[r];a.uuid in n==!1&&(Le(a,e,t),n[a.uuid]=!0)}else i.uuid in n==!1&&(Le(i,e,t),n[i.uuid]=!0)}))};var be=null;var we=new $t;function Se(e,t,n,i){if(!1!==e.visible){if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)f.pushLight(e),e.castShadow&&f.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||oe.intersectsSprite(e)){i&&ue.setFromMatrixPosition(e.matrixWorld).applyMatrix4(he);var r=T.update(e);(a=e.material).visible&&u.push(e,r,a,n,ue.z,null)}}else if(e.isImmediateRenderObject)i&&ue.setFromMatrixPosition(e.matrixWorld).applyMatrix4(he),u.push(e,null,e.material,n,ue.z,null);else if((e.isMesh||e.isLine||e.isPoints)&&(e.isSkinnedMesh&&e.skeleton.frame!==y.render.frame&&(e.skeleton.update(),e.skeleton.frame=y.render.frame),!e.frustumCulled||oe.intersectsObject(e))){i&&ue.setFromMatrixPosition(e.matrixWorld).applyMatrix4(he);r=T.update(e);var a=e.material;if(Array.isArray(a))for(var o=r.groups,s=0,l=o.length;s<l;s++){var c=o[s],h=a[c.materialIndex];h&&h.visible&&u.push(e,r,h,n,ue.z,c)}else a.visible&&u.push(e,r,a,n,ue.z,null)}var d=e.children;for(s=0,l=d.length;s<l;s++)Se(d[s],t,n,i)}}function Ee(e,t,n,i){for(var r=0,a=e.length;r<a;r++){var o=e[r],s=o.object,l=o.geometry,c=void 0===i?o.material:i,h=o.group;if(n.isArrayCamera){q=n;for(var u=n.cameras,d=0,p=u.length;d<p;d++){var m=u[d];s.layers.test(m.layers)&&(_.viewport(Y.copy(m.viewport)),f.setupLights(m),Te(s,t,m,l,c,h))}}else q=null,Te(s,t,n,l,c,h)}}function Te(e,t,n,i,r,a){if(e.onBeforeRender(O,t,n,i,r,a),f=C.get(t,q||n),e.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix),e.isImmediateRenderObject){var o=Ae(n,t,r,e);_.setMaterial(r),j.geometry=null,j.program=null,j.wireframe=!1,function(e,t){e.render((function(e){O.renderBufferImmediate(e,t)}))}(e,o)}else O.renderBufferDirect(n,t,i,r,e,a);e.onAfterRender(O,t,n,i,r,a),f=C.get(t,q||n)}function Le(e,t,n){var i=M.get(e),r=f.state.lights,a=f.state.shadowsArray,o=r.state.version,s=L.getParameters(e,r.state,a,t,se.numPlanes,se.numIntersection,n),l=L.getProgramCacheKey(s),c=i.program,h=!0;if(void 0===c)e.addEventListener("dispose",_e);else if(c.cacheKey!==l)ye(e);else if(i.lightsStateVersion!==o)i.lightsStateVersion=o,h=!1;else{if(void 0!==s.shaderID)return;h=!1}h&&(c=L.acquireProgram(s,l),i.program=c,i.uniforms=s.uniforms,i.outputEncoding=s.outputEncoding,e.program=c);var u=c.getAttributes();if(e.morphTargets){e.numSupportedMorphTargets=0;for(var d=0;d<O.maxMorphTargets;d++)u["morphTarget"+d]>=0&&e.numSupportedMorphTargets++}if(e.morphNormals){e.numSupportedMorphNormals=0;for(d=0;d<O.maxMorphNormals;d++)u["morphNormal"+d]>=0&&e.numSupportedMorphNormals++}var p=i.uniforms;(e.isShaderMaterial||e.isRawShaderMaterial)&&!0!==e.clipping||(i.numClippingPlanes=se.numPlanes,i.numIntersection=se.numIntersection,p.clippingPlanes=se.uniform),i.environment=e.isMeshStandardMaterial?t.environment:null,i.fog=t.fog,i.needsLights=function(e){return e.isMeshLambertMaterial||e.isMeshToonMaterial||e.isMeshPhongMaterial||e.isMeshStandardMaterial||e.isShadowMaterial||e.isShaderMaterial&&!0===e.lights}(e),i.lightsStateVersion=o,i.needsLights&&(p.ambientLightColor.value=r.state.ambient,p.lightProbe.value=r.state.probe,p.directionalLights.value=r.state.directional,p.directionalLightShadows.value=r.state.directionalShadow,p.spotLights.value=r.state.spot,p.spotLightShadows.value=r.state.spotShadow,p.rectAreaLights.value=r.state.rectArea,p.pointLights.value=r.state.point,p.pointLightShadows.value=r.state.pointShadow,p.hemisphereLights.value=r.state.hemi,p.directionalShadowMap.value=r.state.directionalShadowMap,p.directionalShadowMatrix.value=r.state.directionalShadowMatrix,p.spotShadowMap.value=r.state.spotShadowMap,p.spotShadowMatrix.value=r.state.spotShadowMatrix,p.pointShadowMap.value=r.state.pointShadowMap,p.pointShadowMatrix.value=r.state.pointShadowMatrix);var m=i.program.getUniforms(),g=fi.seqWithValue(m.seq,p);i.uniformsList=g}function Ae(e,t,n,i){b.resetTextureUnits();var r=t.fog,a=n.isMeshStandardMaterial?t.environment:null,o=null===k?O.outputEncoding:k.texture.encoding,s=M.get(n),l=f.state.lights;if(le&&(ce||e!==X)){var c=e===X&&n.id===W;se.setState(n.clippingPlanes,n.clipIntersection,n.clipShadows,e,s,c)}n.version===s.__version?void 0===s.program||n.fog&&s.fog!==r||s.environment!==a||s.needsLights&&s.lightsStateVersion!==l.state.version?Le(n,t,i):void 0===s.numClippingPlanes||s.numClippingPlanes===se.numPlanes&&s.numIntersection===se.numIntersection?s.outputEncoding!==o&&Le(n,t,i):Le(n,t,i):(Le(n,t,i),s.__version=n.version);var h,u,p=!1,g=!1,x=!1,y=s.program,w=y.getUniforms(),S=s.uniforms;if(_.useProgram(y.program)&&(p=!0,g=!0,x=!0),n.id!==W&&(W=n.id,g=!0),p||X!==e){if(w.setValue(m,"projectionMatrix",e.projectionMatrix),v.logarithmicDepthBuffer&&w.setValue(m,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),X!==e&&(X=e,g=!0,x=!0),n.isShaderMaterial||n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshStandardMaterial||n.envMap){var E=w.map.cameraPosition;void 0!==E&&E.setValue(m,ue.setFromMatrixPosition(e.matrixWorld))}(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial)&&w.setValue(m,"isOrthographic",!0===e.isOrthographicCamera),(n.isMeshPhongMaterial||n.isMeshToonMaterial||n.isMeshLambertMaterial||n.isMeshBasicMaterial||n.isMeshStandardMaterial||n.isShaderMaterial||n.skinning)&&w.setValue(m,"viewMatrix",e.matrixWorldInverse)}if(n.skinning){w.setOptional(m,i,"bindMatrix"),w.setOptional(m,i,"bindMatrixInverse");var T=i.skeleton;if(T){var L=T.bones;if(v.floatVertexTextures){if(void 0===T.boneTexture){var P=Math.sqrt(4*L.length);P=d.ceilPowerOfTwo(P),P=Math.max(P,4);var C=new Float32Array(P*P*4);C.set(T.boneMatrices);var D=new Yt(C,P,P,1023,1015);T.boneMatrices=C,T.boneTexture=D,T.boneTextureSize=P}w.setValue(m,"boneTexture",T.boneTexture,b),w.setValue(m,"boneTextureSize",T.boneTextureSize)}else w.setOptional(m,T,"boneMatrices")}}return(g||s.receiveShadow!==i.receiveShadow)&&(s.receiveShadow=i.receiveShadow,w.setValue(m,"receiveShadow",i.receiveShadow)),g&&(w.setValue(m,"toneMappingExposure",O.toneMappingExposure),w.setValue(m,"toneMappingWhitePoint",O.toneMappingWhitePoint),s.needsLights&&(u=x,(h=S).ambientLightColor.needsUpdate=u,h.lightProbe.needsUpdate=u,h.directionalLights.needsUpdate=u,h.directionalLightShadows.needsUpdate=u,h.pointLights.needsUpdate=u,h.pointLightShadows.needsUpdate=u,h.spotLights.needsUpdate=u,h.spotLightShadows.needsUpdate=u,h.rectAreaLights.needsUpdate=u,h.hemisphereLights.needsUpdate=u),r&&n.fog&&A.refreshFogUniforms(S,r),A.refreshMaterialUniforms(S,n,a,ee,$),void 0!==S.ltc_1&&(S.ltc_1.value=Kt.LTC_1),void 0!==S.ltc_2&&(S.ltc_2.value=Kt.LTC_2),fi.upload(m,s.uniformsList,S,b)),n.isShaderMaterial&&!0===n.uniformsNeedUpdate&&(fi.upload(m,s.uniformsList,S,b),n.uniformsNeedUpdate=!1),n.isSpriteMaterial&&w.setValue(m,"center",i.center),w.setValue(m,"modelViewMatrix",i.modelViewMatrix),w.setValue(m,"normalMatrix",i.normalMatrix),w.setValue(m,"modelMatrix",i.matrixWorld),y}we.setAnimationLoop((function(e){me.isPresenting||be&&be(e)})),"undefined"!=typeof window&&we.setContext(window),this.setAnimationLoop=function(e){be=e,me.setAnimationLoop(e),we.start()},this.render=function(e,t){var n,i;if(void 0!==arguments[2]&&(console.warn("THREE.WebGLRenderer.render(): the renderTarget argument has been removed. Use .setRenderTarget() instead."),n=arguments[2]),void 0!==arguments[3]&&(console.warn("THREE.WebGLRenderer.render(): the forceClear argument has been removed. Use .clear() instead."),i=arguments[3]),t&&t.isCamera){if(!F){j.geometry=null,j.program=null,j.wireframe=!1,W=-1,X=null,!0===e.autoUpdate&&e.updateMatrixWorld(),null===t.parent&&t.updateMatrixWorld(),me.enabled&&me.isPresenting&&(t=me.getCamera(t)),e.onBeforeRender(O,e,t,n||k),(f=C.get(e,t)).init(),he.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),oe.setFromProjectionMatrix(he),ce=this.localClippingEnabled,le=se.init(this.clippingPlanes,ce,t),(u=P.get(e,t)).init(),Se(e,t,0,O.sortObjects),u.finish(),!0===O.sortObjects&&u.sort(te,ne),le&&se.beginShadows();var r=f.state.shadowsArray;ge.render(r,e,t),f.setupLights(t),le&&se.endShadows(),this.info.autoReset&&this.info.reset(),void 0!==n&&this.setRenderTarget(n),N.render(u,e,t,i);var a=u.opaque,o=u.transparent;if(e.overrideMaterial){var s=e.overrideMaterial;a.length&&Ee(a,e,t,s),o.length&&Ee(o,e,t,s)}else a.length&&Ee(a,e,t),o.length&&Ee(o,e,t);e.onAfterRender(O,e,t),null!==k&&(b.updateRenderTargetMipmap(k),b.updateMultisampleRenderTarget(k)),_.buffers.depth.setTest(!0),_.buffers.depth.setMask(!0),_.buffers.color.setMask(!0),_.setPolygonOffset(!1),u=null,f=null}}else console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.")},this.setFramebuffer=function(e){G!==e&&null===k&&m.bindFramebuffer(36160,e),G=e},this.getActiveCubeFace=function(){return B},this.getActiveMipmapLevel=function(){return V},this.getRenderTarget=function(){return k},this.setRenderTarget=function(e,t,n){k=e,B=t,V=n,e&&void 0===M.get(e).__webglFramebuffer&&b.setupRenderTarget(e);var i=G,r=!1;if(e){var a=M.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=a[t||0],r=!0):i=e.isWebGLMultisampleRenderTarget?M.get(e).__webglMultisampledFramebuffer:a,Y.copy(e.viewport),Z.copy(e.scissor),Q=e.scissorTest}else Y.copy(ie).multiplyScalar(ee).floor(),Z.copy(re).multiplyScalar(ee).floor(),Q=ae;if(H!==i&&(m.bindFramebuffer(36160,i),H=i),_.viewport(Y),_.scissor(Z),_.setScissorTest(Q),r){var o=M.get(e.texture);m.framebufferTexture2D(36160,36064,34069+(t||0),o.__webglTexture,n||0)}},this.readRenderTargetPixels=function(e,t,n,i,r,a,o){if(e&&e.isWebGLRenderTarget){var s=M.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(s=s[o]),s){var l=!1;s!==H&&(m.bindFramebuffer(36160,s),l=!0);try{var c=e.texture,h=c.format,u=c.type;if(1023!==h&&z.convert(h)!==m.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!(1009===u||z.convert(u)===m.getParameter(35738)||1015===u&&(v.isWebGL2||g.get("OES_texture_float")||g.get("WEBGL_color_buffer_float"))||1016===u&&(v.isWebGL2?g.get("EXT_color_buffer_float"):g.get("EXT_color_buffer_half_float"))))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");36053===m.checkFramebufferStatus(36160)?t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&m.readPixels(t,n,i,r,z.convert(h),z.convert(u),a):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{l&&m.bindFramebuffer(36160,H)}}}else console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.")},this.copyFramebufferToTexture=function(e,t,n){void 0===n&&(n=0);var i=Math.pow(2,-n),r=Math.floor(t.image.width*i),a=Math.floor(t.image.height*i),o=z.convert(t.format);b.setTexture2D(t,0),m.copyTexImage2D(3553,n,o,e.x,e.y,r,a,0),_.unbindTexture()},this.copyTextureToTexture=function(e,t,n,i){void 0===i&&(i=0);var r=t.image.width,a=t.image.height,o=z.convert(n.format),s=z.convert(n.type);b.setTexture2D(n,0),t.isDataTexture?m.texSubImage2D(3553,i,e.x,e.y,r,a,o,s,t.image.data):t.isCompressedTexture?m.compressedTexSubImage2D(3553,i,e.x,e.y,t.mipmaps[0].width,t.mipmaps[0].height,o,t.mipmaps[0].data):m.texSubImage2D(3553,i,e.x,e.y,o,s,t.image),0===i&&n.generateMipmaps&&m.generateMipmap(3553),_.unbindTexture()},this.initTexture=function(e){b.setTexture2D(e,0),_.unbindTexture()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}function rr(e){this.autoStart=void 0===e||e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}function ar(e,t,n){return this.radius=void 0!==e?e:1,this.phi=void 0!==t?t:0,this.theta=void 0!==n?n:0,this}function or(e,t,n,i,r,a){return[new p(e/r,1-i/a),new p(n/r,1-i/a),new p(n/r,1-t/a),new p(e/r,1-t/a)]}function sr(e,t,n,i){return or(e,t,n,i,64,64)}function lr(e,t,n,i){return or(e,t,n,i,64,32)}function cr(e,t,n,i,r,a,o){e.faceVertexUvs[0]=[],e.faceVertexUvs[0][0]=[a[3],a[0],a[2]],e.faceVertexUvs[0][1]=[a[0],a[1],a[2]],e.faceVertexUvs[0][2]=[i[3],i[0],i[2]],e.faceVertexUvs[0][3]=[i[0],i[1],i[2]],e.faceVertexUvs[0][4]=[t[3],t[0],t[2]],e.faceVertexUvs[0][5]=[t[0],t[1],t[2]],e.faceVertexUvs[0][6]=[n[0],n[3],n[1]],e.faceVertexUvs[0][7]=[n[3],n[2],n[1]],e.faceVertexUvs[0][8]=[r[3],r[0],r[2]],e.faceVertexUvs[0][9]=[r[0],r[1],r[2]],e.faceVertexUvs[0][10]=[o[3],o[0],o[2]],e.faceVertexUvs[0][11]=[o[0],o[1],o[2]]}Ki.prototype=Object.assign(Object.create(qt.prototype),{constructor:Ki,isArrayCamera:!0}),$i.prototype=Object.assign(Object.create(Z.prototype),{constructor:$i,isGroup:!0}),Object.assign(er.prototype,{constructor:er,getTargetRaySpace:function(){return null===this._targetRay&&(this._targetRay=new $i,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1),this._targetRay},getGripSpace:function(){return null===this._grip&&(this._grip=new $i,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1),this._grip},dispatchEvent:function(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),this},disconnect:function(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),this},update:function(e,t,n){var i=null,r=null,a=this._targetRay,o=this._grip;return e&&(null!==a&&null!==(i=t.getPose(e.targetRaySpace,n))&&(a.matrix.fromArray(i.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale)),null!==o&&e.gripSpace&&null!==(r=t.getPose(e.gripSpace,n))&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale))),null!==a&&(a.visible=null!==i),null!==o&&(o.visible=null!==r),this}}),Object.assign(tr.prototype,l.prototype),Object.assign(rr.prototype,{start:function(){this.startTime=("undefined"==typeof performance?Date:performance).now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0},stop:function(){this.getElapsedTime(),this.running=!1,this.autoStart=!1},getElapsedTime:function(){return this.getDelta(),this.elapsedTime},getDelta:function(){var e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){var t=("undefined"==typeof performance?Date:performance).now();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}),Object.assign(ar.prototype,{set:function(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this},clone:function(){return(new this.constructor).copy(this)},copy:function(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this},makeSafe:function(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this},setFromVector3:function(e){return this.setFromCartesianCoords(e.x,e.y,e.z)},setFromCartesianCoords:function(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(d.clamp(t/this.radius,-1,1))),this}});class hr extends $i{constructor(e,t){super(),this.innerLayer=e,this.outerLayer=t,e.name="inner",t.name="outer"}}class ur extends $i{constructor(e){super(),this.modelListeners=[],this._slim=!1;const t={map:e,side:0},n={map:e,side:2,transparent:!0,opacity:1,alphaTest:.5},i=new qe(t),r=new qe(n),a=new Bt(8,8,8,0,0,0);cr(a,sr(8,0,16,8),sr(16,0,24,8),sr(0,8,8,16),sr(8,8,16,16),sr(16,8,24,16),sr(24,8,32,16));const o=new Nt(a,i),s=new Bt(9,9,9,0,0,0);cr(s,sr(40,0,48,8),sr(48,0,56,8),sr(32,8,40,16),sr(40,8,48,16),sr(48,8,56,16),sr(56,8,64,16));const l=new Nt(s,r);l.renderOrder=-1,this.head=new hr(o,l),this.head.name="head",this.head.add(o,l),this.add(this.head);const c=new Bt(8,12,4,0,0,0);cr(c,sr(20,16,28,20),sr(28,16,36,20),sr(16,20,20,32),sr(20,20,28,32),sr(28,20,32,32),sr(32,20,40,32));const h=new Nt(c,new qe(Object.assign(Object.assign({},t),{polygonOffset:!0,polygonOffsetUnits:-1}))),u=new Bt(9,13.5,4.5,0,0,0);cr(u,sr(20,32,28,36),sr(28,32,36,36),sr(16,36,20,48),sr(20,36,28,48),sr(28,36,32,48),sr(32,36,40,48));const d=new Nt(u,new qe(Object.assign(Object.assign({},n),{polygonOffset:!0,polygonOffsetUnits:-1})));this.body=new hr(h,d),this.body.name="body",this.body.add(h,d),this.body.position.y=-10,this.add(this.body);const p=new Bt(1,1,1,0,0,0),f=new Nt(p,i);this.modelListeners.push(()=>{f.scale.x=this.slim?3:4,f.scale.y=12,f.scale.z=4,this.slim?cr(p,sr(44,16,47,20),sr(47,16,50,20),sr(40,20,44,32),sr(44,20,47,32),sr(47,20,51,32),sr(51,20,54,32)):cr(p,sr(44,16,48,20),sr(48,16,52,20),sr(40,20,44,32),sr(44,20,48,32),sr(48,20,52,32),sr(52,20,56,32)),p.uvsNeedUpdate=!0,p.elementsNeedUpdate=!0});const m=new Bt(1,1,1,0,0,0),g=new Nt(m,r);g.renderOrder=1,this.modelListeners.push(()=>{g.scale.x=this.slim?3.375:4.5,g.scale.y=13.5,g.scale.z=4.5,this.slim?cr(m,sr(44,32,47,36),sr(47,32,50,36),sr(40,36,44,48),sr(44,36,47,48),sr(47,36,51,48),sr(51,36,54,48)):cr(m,sr(44,32,48,36),sr(48,32,52,36),sr(40,36,44,48),sr(44,36,48,48),sr(48,36,52,48),sr(52,36,56,48)),m.uvsNeedUpdate=!0,m.elementsNeedUpdate=!0});const v=new $i;v.add(f,g),v.position.y=-4,this.rightArm=new hr(f,g),this.rightArm.name="rightArm",this.rightArm.add(v),this.rightArm.position.y=-6,this.modelListeners.push(()=>{this.rightArm.position.x=this.slim?-5.5:-6}),this.add(this.rightArm);const x=new Bt(1,1,1,0,0,0),_=new Nt(x,i);this.modelListeners.push(()=>{_.scale.x=this.slim?3:4,_.scale.y=12,_.scale.z=4,this.slim?cr(x,sr(36,48,39,52),sr(39,48,42,52),sr(32,52,36,64),sr(36,52,39,64),sr(39,52,43,64),sr(43,52,46,64)):cr(x,sr(36,48,40,52),sr(40,48,44,52),sr(32,52,36,64),sr(36,52,40,64),sr(40,52,44,64),sr(44,52,48,64)),x.uvsNeedUpdate=!0,x.elementsNeedUpdate=!0});const y=new Bt(1,1,1,0,0,0),M=new Nt(y,r);M.renderOrder=1,this.modelListeners.push(()=>{M.scale.x=this.slim?3.375:4.5,M.scale.y=13.5,M.scale.z=4.5,this.slim?cr(y,sr(52,48,55,52),sr(55,48,58,52),sr(48,52,52,64),sr(52,52,55,64),sr(55,52,59,64),sr(59,52,62,64)):cr(y,sr(52,48,56,52),sr(56,48,60,52),sr(48,52,52,64),sr(52,52,56,64),sr(56,52,60,64),sr(60,52,64,64)),y.uvsNeedUpdate=!0,y.elementsNeedUpdate=!0});const b=new $i;b.add(_,M),b.position.y=-4,this.leftArm=new hr(_,M),this.leftArm.name="leftArm",this.leftArm.add(b),this.leftArm.position.y=-6,this.modelListeners.push(()=>{this.leftArm.position.x=this.slim?5.5:6}),this.add(this.leftArm);const w=new Bt(4,12,4,0,0,0);cr(w,sr(4,16,8,20),sr(8,16,12,20),sr(0,20,4,32),sr(4,20,8,32),sr(8,20,12,32),sr(12,20,16,32));const S=new Nt(w,i),E=new Bt(4.5,13.5,4.5,0,0,0);cr(E,sr(4,32,8,36),sr(8,32,12,36),sr(0,36,4,48),sr(4,36,8,48),sr(8,36,12,48),sr(12,36,16,48));const T=new Nt(E,r);T.renderOrder=1;const L=new $i;L.add(S,T),L.position.y=-6,this.rightLeg=new hr(S,T),this.rightLeg.name="rightLeg",this.rightLeg.add(L),this.rightLeg.position.y=-16,this.rightLeg.position.x=-2,this.add(this.rightLeg);const A=new Bt(4,12,4,0,0,0);cr(A,sr(20,48,24,52),sr(24,48,28,52),sr(16,52,20,64),sr(20,52,24,64),sr(24,52,28,64),sr(28,52,32,64));const P=new Nt(A,i),C=new Bt(4.5,13.5,4.5,0,0,0);cr(C,sr(4,48,8,52),sr(8,48,12,52),sr(0,52,4,64),sr(4,52,8,64),sr(8,52,12,64),sr(12,52,16,64));const D=new Nt(C,r);D.renderOrder=1;const N=new $i;N.add(P,D),N.position.y=-6,this.leftLeg=new hr(P,D),this.leftLeg.name="leftLeg",this.leftLeg.add(N),this.leftLeg.position.y=-16,this.leftLeg.position.x=2,this.add(this.leftLeg),this.slim=!1}get slim(){return this._slim}set slim(e){this._slim=e,this.modelListeners.forEach(e=>e())}getBodyParts(){return this.children.filter(e=>e instanceof hr)}setInnerLayerVisible(e){this.getBodyParts().forEach(t=>t.innerLayer.visible=e)}setOuterLayerVisible(e){this.getBodyParts().forEach(t=>t.outerLayer.visible=e)}}class dr extends $i{constructor(e){super();const t=new qe({map:e,transparent:!0,opacity:1,side:2,alphaTest:.5}),n=new Bt(10,16,1,0,0,0);cr(n,lr(1,0,11,1),lr(11,0,21,1),lr(11,1,12,17),lr(12,1,22,17),lr(0,1,1,17),lr(1,1,11,17)),this.cape=new Nt(n,t),this.cape.position.y=-8,this.cape.position.z=-.5,this.add(this.cape)}}class pr extends $i{constructor(e,t){super(),this.skin=new ur(e),this.skin.name="skin",this.add(this.skin),this.cape=new dr(t),this.cape.name="cape",this.cape.position.z=-2,this.cape.position.y=-4,this.cape.rotation.x=25*Math.PI/180,this.add(this.cape)}}function fr(e,t,n){e instanceof Function?e(t,n):e.play(t,n)}class mr{constructor(e){this.speed=1,this.paused=!1,this.progress=0,this.lastTime=0,this.started=!1,this.toResetAndRemove=!1,this.animation=e}play(e,t){if(this.toResetAndRemove)return fr(this.animation,e,0),void this.remove();let n;this.started?n=t-this.lastTime:(n=0,this.started=!0),this.lastTime=t,this.paused||(this.progress+=n*this.speed),fr(this.animation,e,this.progress)}reset(){this.progress=0}remove(){}resetAndRemove(){this.toResetAndRemove=!0}}class gr{constructor(){this.handles=new Set}add(e){const t=new mr(e);return t.remove=()=>{this.handles.delete(t)},this.handles.add(t),t}play(e,t){this.handles.forEach(n=>n.play(e,t))}}class vr extends gr{constructor(){super(...arguments),this.speed=1,this.progress=0,this.clock=new rr(!0)}get animation(){return this}get paused(){return!this.clock.running}set paused(e){e?this.clock.stop():this.clock.start()}runAnimationLoop(e){0!==this.handles.size&&(this.progress+=this.clock.getDelta()*this.speed,this.play(e,this.progress))}reset(){this.progress=0}}function xr(e,t,n,i,r){for(var a=e.getImageData(t,n,i,r),o=0;o<i;o++)for(var s=0;s<r;s++){var l=4*(o+s*i);if(255!==a.data[l+3])return!0}return!1}function _r(e){return e/64}function yr(e,t){var n=_r(t),i=function(t,i,r,a,o,s,l){return function(e,t,n,i,r,a,o,s){var l=e.getImageData(t,n,i,r);if(s)for(var c=0;c<r;c++)for(var h=0;h<i/2;h++){var u=4*(h+c*i),d=4*(i-h-1+c*i),p=l.data[u],f=l.data[u+1],m=l.data[u+2],g=l.data[u+3],v=l.data[d],x=l.data[d+1],_=l.data[d+2],y=l.data[d+3];l.data[u]=v,l.data[u+1]=x,l.data[u+2]=_,l.data[u+3]=y,l.data[d]=p,l.data[d+1]=f,l.data[d+2]=m,l.data[d+3]=g}e.putImageData(l,a,o)}(e,t*n,i*n,r*n,a*n,o*n,s*n,l)};!function(e,t){if(!xr(e,0,0,t,t/2)){var n=_r(t),i=function(t,i,r,a){return e.clearRect(t*n,i*n,r*n,a*n)};i(40,0,8,8),i(48,0,8,8),i(32,8,8,8),i(40,8,8,8),i(48,8,8,8),i(56,8,8,8)}}(e,t),i(4,16,4,4,20,48,!0),i(8,16,4,4,24,48,!0),i(0,20,4,12,24,52,!0),i(4,20,4,12,20,52,!0),i(8,20,4,12,16,52,!0),i(12,20,4,12,28,52,!0),i(44,16,4,4,36,48,!0),i(48,16,4,4,40,48,!0),i(40,20,4,12,40,52,!0),i(44,20,4,12,36,52,!0),i(48,20,4,12,32,52,!0),i(52,20,4,12,44,52,!0)}var Mr=function(e,l){var c,h,u,d,f;void 0===l&&console.warn('THREE.OrbitControls: The second parameter "domElement" is now mandatory.'),l===document&&console.error('THREE.OrbitControls: "document" should not be used as the target "domElement". Please use "renderer.domElement" instead.'),this.object=e,this.domElement=l,this.enabled=!0,this.target=new w,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=!1,this.keyPanSpeed=7,this.autoRotate=!1,this.autoRotateSpeed=2,this.enableKeys=!0,this.keys={LEFT:37,UP:38,RIGHT:39,BOTTOM:40},this.mouseButtons={LEFT:t,MIDDLE:n,RIGHT:i},this.touches={ONE:r,TWO:o},this.target0=this.target.clone(),this.position0=this.object.position.clone(),this.zoom0=this.object.zoom,this.getPolarAngle=function(){return S.phi},this.getAzimuthalAngle=function(){return S.theta},this.saveState=function(){m.target0.copy(m.target),m.position0.copy(m.object.position),m.zoom0=m.object.zoom},this.reset=function(){m.target.copy(m.target0),m.object.position.copy(m.position0),m.object.zoom=m.zoom0,m.object.updateProjectionMatrix(),m.dispatchEvent(g),m.update(),M=_.NONE},this.update=(c=new w,h=(new y).setFromUnitVectors(e.up,new w(0,1,0)),u=h.clone().inverse(),d=new w,f=new y,function(){var e=m.object.position;return c.copy(e).sub(m.target),c.applyQuaternion(h),S.setFromVector3(c),m.autoRotate&&M===_.NONE&&G(2*Math.PI/60/60*m.autoRotateSpeed),m.enableDamping?(S.theta+=E.theta*m.dampingFactor,S.phi+=E.phi*m.dampingFactor):(S.theta+=E.theta,S.phi+=E.phi),S.theta=Math.max(m.minAzimuthAngle,Math.min(m.maxAzimuthAngle,S.theta)),S.phi=Math.max(m.minPolarAngle,Math.min(m.maxPolarAngle,S.phi)),S.makeSafe(),S.radius*=T,S.radius=Math.max(m.minDistance,Math.min(m.maxDistance,S.radius)),!0===m.enableDamping?m.target.addScaledVector(L,m.dampingFactor):m.target.add(L),c.setFromSpherical(S),c.applyQuaternion(u),e.copy(m.target).add(c),m.object.lookAt(m.target),!0===m.enableDamping?(E.theta*=1-m.dampingFactor,E.phi*=1-m.dampingFactor,L.multiplyScalar(1-m.dampingFactor)):(E.set(0,0,0),L.set(0,0,0)),T=1,!!(A||d.distanceToSquared(m.object.position)>b||8*(1-f.dot(m.object.quaternion))>b)&&(m.dispatchEvent(g),d.copy(m.object.position),f.copy(m.object.quaternion),A=!1,!0)}),this.dispose=function(){m.domElement.removeEventListener("contextmenu",ce,!1),m.domElement.removeEventListener("mousedown",te,!1),m.domElement.removeEventListener("wheel",re,!1),m.domElement.removeEventListener("touchstart",oe,!1),m.domElement.removeEventListener("touchend",le,!1),m.domElement.removeEventListener("touchmove",se,!1),document.removeEventListener("mousemove",ne,!1),document.removeEventListener("mouseup",ie,!1),m.domElement.removeEventListener("keydown",ae,!1)};var m=this,g={type:"change"},v={type:"start"},x={type:"end"},_={NONE:-1,ROTATE:0,DOLLY:1,PAN:2,TOUCH_ROTATE:3,TOUCH_PAN:4,TOUCH_DOLLY_PAN:5,TOUCH_DOLLY_ROTATE:6},M=_.NONE,b=1e-6,S=new ar,E=new ar,T=1,L=new w,A=!1,P=new p,C=new p,D=new p,N=new p,R=new p,I=new p,U=new p,z=new p,O=new p;function F(){return Math.pow(.95,m.zoomSpeed)}function G(e){E.theta-=e}function B(e){E.phi-=e}var V,k=(V=new w,function(e,t){V.setFromMatrixColumn(t,0),V.multiplyScalar(-e),L.add(V)}),H=function(){var e=new w;return function(t,n){!0===m.screenSpacePanning?e.setFromMatrixColumn(n,1):(e.setFromMatrixColumn(n,0),e.crossVectors(m.object.up,e)),e.multiplyScalar(t),L.add(e)}}(),W=function(){var e=new w;return function(t,n){var i=m.domElement;if(m.object.isPerspectiveCamera){var r=m.object.position;e.copy(r).sub(m.target);var a=e.length();a*=Math.tan(m.object.fov/2*Math.PI/180),k(2*t*a/i.clientHeight,m.object.matrix),H(2*n*a/i.clientHeight,m.object.matrix)}else m.object.isOrthographicCamera?(k(t*(m.object.right-m.object.left)/m.object.zoom/i.clientWidth,m.object.matrix),H(n*(m.object.top-m.object.bottom)/m.object.zoom/i.clientHeight,m.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),m.enablePan=!1)}}();function j(e){m.object.isPerspectiveCamera?T/=e:m.object.isOrthographicCamera?(m.object.zoom=Math.max(m.minZoom,Math.min(m.maxZoom,m.object.zoom*e)),m.object.updateProjectionMatrix(),A=!0):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),m.enableZoom=!1)}function X(e){m.object.isPerspectiveCamera?T*=e:m.object.isOrthographicCamera?(m.object.zoom=Math.max(m.minZoom,Math.min(m.maxZoom,m.object.zoom/e)),m.object.updateProjectionMatrix(),A=!0):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),m.enableZoom=!1)}function q(e){P.set(e.clientX,e.clientY)}function Y(e){N.set(e.clientX,e.clientY)}function Z(e){if(1==e.touches.length)P.set(e.touches[0].pageX,e.touches[0].pageY);else{var t=.5*(e.touches[0].pageX+e.touches[1].pageX),n=.5*(e.touches[0].pageY+e.touches[1].pageY);P.set(t,n)}}function J(e){if(1==e.touches.length)N.set(e.touches[0].pageX,e.touches[0].pageY);else{var t=.5*(e.touches[0].pageX+e.touches[1].pageX),n=.5*(e.touches[0].pageY+e.touches[1].pageY);N.set(t,n)}}function Q(e){var t=e.touches[0].pageX-e.touches[1].pageX,n=e.touches[0].pageY-e.touches[1].pageY,i=Math.sqrt(t*t+n*n);U.set(0,i)}function K(e){if(1==e.touches.length)C.set(e.touches[0].pageX,e.touches[0].pageY);else{var t=.5*(e.touches[0].pageX+e.touches[1].pageX),n=.5*(e.touches[0].pageY+e.touches[1].pageY);C.set(t,n)}D.subVectors(C,P).multiplyScalar(m.rotateSpeed);var i=m.domElement;G(2*Math.PI*D.x/i.clientHeight),B(2*Math.PI*D.y/i.clientHeight),P.copy(C)}function $(e){if(1==e.touches.length)R.set(e.touches[0].pageX,e.touches[0].pageY);else{var t=.5*(e.touches[0].pageX+e.touches[1].pageX),n=.5*(e.touches[0].pageY+e.touches[1].pageY);R.set(t,n)}I.subVectors(R,N).multiplyScalar(m.panSpeed),W(I.x,I.y),N.copy(R)}function ee(e){var t=e.touches[0].pageX-e.touches[1].pageX,n=e.touches[0].pageY-e.touches[1].pageY,i=Math.sqrt(t*t+n*n);z.set(0,i),O.set(0,Math.pow(z.y/U.y,m.zoomSpeed)),j(O.y),U.copy(z)}function te(e){if(!1!==m.enabled){var r;switch(e.preventDefault(),m.domElement.focus?m.domElement.focus():window.focus(),e.button){case 0:r=m.mouseButtons.LEFT;break;case 1:r=m.mouseButtons.MIDDLE;break;case 2:r=m.mouseButtons.RIGHT;break;default:r=-1}switch(r){case n:if(!1===m.enableZoom)return;!function(e){U.set(e.clientX,e.clientY)}(e),M=_.DOLLY;break;case t:if(e.ctrlKey||e.metaKey||e.shiftKey){if(!1===m.enablePan)return;Y(e),M=_.PAN}else{if(!1===m.enableRotate)return;q(e),M=_.ROTATE}break;case i:if(e.ctrlKey||e.metaKey||e.shiftKey){if(!1===m.enableRotate)return;q(e),M=_.ROTATE}else{if(!1===m.enablePan)return;Y(e),M=_.PAN}break;default:M=_.NONE}M!==_.NONE&&(document.addEventListener("mousemove",ne,!1),document.addEventListener("mouseup",ie,!1),m.dispatchEvent(v))}}function ne(e){if(!1!==m.enabled)switch(e.preventDefault(),M){case _.ROTATE:if(!1===m.enableRotate)return;!function(e){C.set(e.clientX,e.clientY),D.subVectors(C,P).multiplyScalar(m.rotateSpeed);var t=m.domElement;G(2*Math.PI*D.x/t.clientHeight),B(2*Math.PI*D.y/t.clientHeight),P.copy(C),m.update()}(e);break;case _.DOLLY:if(!1===m.enableZoom)return;!function(e){z.set(e.clientX,e.clientY),O.subVectors(z,U),O.y>0?j(F()):O.y<0&&X(F()),U.copy(z),m.update()}(e);break;case _.PAN:if(!1===m.enablePan)return;!function(e){R.set(e.clientX,e.clientY),I.subVectors(R,N).multiplyScalar(m.panSpeed),W(I.x,I.y),N.copy(R),m.update()}(e)}}function ie(e){!1!==m.enabled&&(document.removeEventListener("mousemove",ne,!1),document.removeEventListener("mouseup",ie,!1),m.dispatchEvent(x),M=_.NONE)}function re(e){!1===m.enabled||!1===m.enableZoom||M!==_.NONE&&M!==_.ROTATE||(e.preventDefault(),e.stopPropagation(),m.dispatchEvent(v),function(e){e.deltaY<0?X(F()):e.deltaY>0&&j(F()),m.update()}(e),m.dispatchEvent(x))}function ae(e){!1!==m.enabled&&!1!==m.enableKeys&&!1!==m.enablePan&&function(e){var t=!1;switch(e.keyCode){case m.keys.UP:W(0,m.keyPanSpeed),t=!0;break;case m.keys.BOTTOM:W(0,-m.keyPanSpeed),t=!0;break;case m.keys.LEFT:W(m.keyPanSpeed,0),t=!0;break;case m.keys.RIGHT:W(-m.keyPanSpeed,0),t=!0}t&&(e.preventDefault(),m.update())}(e)}function oe(e){if(!1!==m.enabled){switch(e.preventDefault(),e.touches.length){case 1:switch(m.touches.ONE){case r:if(!1===m.enableRotate)return;Z(e),M=_.TOUCH_ROTATE;break;case a:if(!1===m.enablePan)return;J(e),M=_.TOUCH_PAN;break;default:M=_.NONE}break;case 2:switch(m.touches.TWO){case o:if(!1===m.enableZoom&&!1===m.enablePan)return;!function(e){m.enableZoom&&Q(e),m.enablePan&&J(e)}(e),M=_.TOUCH_DOLLY_PAN;break;case s:if(!1===m.enableZoom&&!1===m.enableRotate)return;!function(e){m.enableZoom&&Q(e),m.enableRotate&&Z(e)}(e),M=_.TOUCH_DOLLY_ROTATE;break;default:M=_.NONE}break;default:M=_.NONE}M!==_.NONE&&m.dispatchEvent(v)}}function se(e){if(!1!==m.enabled)switch(e.preventDefault(),e.stopPropagation(),M){case _.TOUCH_ROTATE:if(!1===m.enableRotate)return;K(e),m.update();break;case _.TOUCH_PAN:if(!1===m.enablePan)return;$(e),m.update();break;case _.TOUCH_DOLLY_PAN:if(!1===m.enableZoom&&!1===m.enablePan)return;!function(e){m.enableZoom&&ee(e),m.enablePan&&$(e)}(e),m.update();break;case _.TOUCH_DOLLY_ROTATE:if(!1===m.enableZoom&&!1===m.enableRotate)return;!function(e){m.enableZoom&&ee(e),m.enableRotate&&K(e)}(e),m.update();break;default:M=_.NONE}}function le(e){!1!==m.enabled&&(m.dispatchEvent(x),M=_.NONE)}function ce(e){!1!==m.enabled&&e.preventDefault()}m.domElement.addEventListener("contextmenu",ce,!1),m.domElement.addEventListener("mousedown",te,!1),m.domElement.addEventListener("wheel",re,!1),m.domElement.addEventListener("touchstart",oe,!1),m.domElement.addEventListener("touchend",le,!1),m.domElement.addEventListener("touchmove",se,!1),m.domElement.addEventListener("keydown",ae,!1),-1===m.domElement.tabIndex&&(m.domElement.tabIndex=0),this.update()};(Mr.prototype=Object.create(l.prototype)).constructor=Mr;var br=function(e,n){Mr.call(this,e,n),this.mouseButtons.LEFT=i,this.mouseButtons.RIGHT=t,this.touches.ONE=a,this.touches.TWO=s};(br.prototype=Object.create(l.prototype)).constructor=br,e.BodyPart=hr,e.CapeObject=dr,e.CompositeAnimation=gr,e.PlayerObject=pr,e.RootAnimation=vr,e.RotatingAnimation=(e,t)=>{e.rotation.y=t},e.RunningAnimation=(e,t)=>{const n=e.skin;t*=15,n.leftLeg.rotation.x=1.3*Math.cos(t+Math.PI),n.rightLeg.rotation.x=1.3*Math.cos(t),n.leftArm.rotation.x=1.5*Math.cos(t),n.rightArm.rotation.x=1.5*Math.cos(t+Math.PI);const i=.1*Math.PI;n.leftArm.rotation.z=.1*Math.cos(t)+i,n.rightArm.rotation.z=.1*Math.cos(t+Math.PI)-i,e.position.y=Math.cos(2*t),e.position.x=.15*Math.cos(t),e.rotation.z=.01*Math.cos(t+Math.PI);const r=.3*Math.PI;e.cape.rotation.x=.1*Math.sin(2*t)+r},e.SkinObject=ur,e.SkinViewer=class{constructor(e){this.animations=new vr,this.detectModel=!0,this._disposed=!1,this._renderPaused=!1,this._skinSet=!1,this._capeSet=!1,this.domElement=e.domElement,!1===e.detectModel&&(this.detectModel=!1),this.skinImg=new Image,this.skinCanvas=document.createElement("canvas"),this.skinTexture=new v(this.skinCanvas),this.skinTexture.magFilter=1003,this.skinTexture.minFilter=1003,this.capeImg=new Image,this.capeCanvas=document.createElement("canvas"),this.capeTexture=new v(this.capeCanvas),this.capeTexture.magFilter=1003,this.capeTexture.minFilter=1003,this.scene=new J,this.camera=new qt(40),this.camera.position.y=-12,this.camera.position.z=60,this.renderer=new ir({alpha:!0}),this.domElement.appendChild(this.renderer.domElement),this.playerObject=new pr(this.skinTexture,this.capeTexture),this.playerObject.name="player",this.playerObject.skin.visible=!1,this.playerObject.cape.visible=!1,this.scene.add(this.playerObject),this.skinImg.crossOrigin="anonymous",this.skinImg.onerror=()=>console.error("Failed loading "+this.skinImg.src),this.skinImg.onload=()=>{var e,t,n,i;!function(e,t){var n=!1;if(t.width!==t.height){if(t.width!==2*t.height)throw new Error("Bad skin size: "+t.width+"x"+t.height);n=!0}var i=e.getContext("2d");if(n){var r=t.width;e.width=r,e.height=r,i.clearRect(0,0,r,r),i.drawImage(t,0,0,r,r/2),yr(i,r)}else e.width=t.width,e.height=t.height,i.clearRect(0,0,t.width,t.height),i.drawImage(t,0,0,e.width,e.height)}(this.skinCanvas,this.skinImg),this.detectModel&&(this.playerObject.skin.slim=(e=this.skinCanvas,t=_r(e.width),n=e.getContext("2d"),(i=function(e,i,r,a){return xr(n,e*t,i*t,r*t,a*t)})(50,16,2,4)||i(54,20,2,12)||i(42,48,2,4)||i(46,52,2,12))),this.skinTexture.needsUpdate=!0,this.playerObject.skin.visible=!0},this.capeImg.crossOrigin="anonymous",this.capeImg.onerror=()=>console.error("Failed loading "+this.capeImg.src),this.capeImg.onload=()=>{!function(e,t){var n=!1;if(t.width!==2*t.height){if(17*t.width!=22*t.height)throw new Error("Bad cape size: "+t.width+"x"+t.height);n=!0}var i=e.getContext("2d");if(n){var r=64*t.width/22;e.width=r,e.height=r/2}else e.width=t.width,e.height=t.height;i.clearRect(0,0,e.width,e.height),i.drawImage(t,0,0,t.width,t.height)}(this.capeCanvas,this.capeImg),this.capeTexture.needsUpdate=!0,this.playerObject.cape.visible=!0},void 0!==e.skinUrl&&(this.skinUrl=e.skinUrl),void 0!==e.capeUrl&&(this.capeUrl=e.capeUrl),this.width=void 0===e.width?300:e.width,this.height=void 0===e.height?300:e.height,window.requestAnimationFrame(()=>this.draw())}draw(){this.disposed||this._renderPaused||(this.animations.runAnimationLoop(this.playerObject),this.doRender(),window.requestAnimationFrame(()=>this.draw()))}doRender(){this.renderer.render(this.scene,this.camera)}setSize(e,t){this.camera.aspect=e/t,this.camera.updateProjectionMatrix(),this.renderer.setSize(e,t)}dispose(){this._disposed=!0,this.domElement.removeChild(this.renderer.domElement),this.renderer.dispose(),this.skinTexture.dispose(),this.capeTexture.dispose()}get disposed(){return this._disposed}get renderPaused(){return this._renderPaused}set renderPaused(e){const t=!this.disposed&&!e&&this._renderPaused;this._renderPaused=e,t&&window.requestAnimationFrame(()=>this.draw())}get skinUrl(){return this._skinSet?this.skinImg.src:null}set skinUrl(e){null===e?(this._skinSet=!1,this.playerObject.skin.visible=!1):(this._skinSet=!0,this.skinImg.src=e)}get capeUrl(){return this._capeSet?this.capeImg.src:null}set capeUrl(e){null===e?(this._capeSet=!1,this.playerObject.cape.visible=!1):(this._capeSet=!0,this.capeImg.src=e)}get width(){return this.renderer.getSize(new p).width}set width(e){this.setSize(e,this.height)}get height(){return this.renderer.getSize(new p).height}set height(e){this.setSize(this.width,e)}},e.WalkingAnimation=(e,t)=>{const n=e.skin;t*=8,n.leftLeg.rotation.x=.5*Math.sin(t),n.rightLeg.rotation.x=.5*Math.sin(t+Math.PI),n.leftArm.rotation.x=.5*Math.sin(t+Math.PI),n.rightArm.rotation.x=.5*Math.sin(t);const i=.02*Math.PI;n.leftArm.rotation.z=.03*Math.cos(t)+i,n.rightArm.rotation.z=.03*Math.cos(t+Math.PI)-i,n.head.rotation.y=.2*Math.sin(t/4),n.head.rotation.x=.1*Math.sin(t/5);const r=.06*Math.PI;e.cape.rotation.x=.06*Math.sin(t/1.5)+r},e.createOrbitControls=function(e){const t=new Mr(e.camera,e.renderer.domElement);return t.enablePan=!1,t.target=new w(0,-12,0),t.minDistance=10,t.maxDistance=256,t.update(),t},e.invokeAnimation=fr,Object.defineProperty(e,"__esModule",{value:!0})}));//# sourceMappingURL=skinview3d.bundle.js.map