From 51dfdbf48ee9061978830159f81dba3017ca43e2 Mon Sep 17 00:00:00 2001
From: Evgeny Blokhin <eb@tilde.pro>
Date: Wed, 25 May 2016 15:48:17 +0200
Subject: [PATCH] CIF data_ tag contents are now displayed in title

---
 player.html             | 1002 +++++++++++++++++++--------------------
 src/js/app/main.js      |    3 +-
 src/js/libs/matinfio.js |   11 +-
 3 files changed, 510 insertions(+), 506 deletions(-)

diff --git a/player.html b/player.html
index 6a1270a..2a864aa 100644
--- a/player.html
+++ b/player.html
@@ -43,266 +43,266 @@
  Available via the MIT or new BSD license.
  see: http://github.com/requirejs/domReady for details
 */
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+b.LoopOnce=2200;b.LoopRepeat=2201;b.LoopPingPong=2202;b.InterpolateDiscrete=2300;b.InterpolateLinear=2301;b.InterpolateSmooth=2302;b.ZeroCurvatureEnding=2400;b.ZeroSlopeEnding=2401;b.WrapAroundEnding=2402;b.TrianglesDrawMode=0;b.TriangleStripDrawMode=1;b.TriangleFanDrawMode=2;b.LinearEncoding=3E3;b.sRGBEncoding=3001;b.GammaEncoding=3007;b.RGBEEncoding=3002;b.LogLuvEncoding=3003;b.RGBM7Encoding=3004;b.RGBM16Encoding=3005;b.RGBDEncoding=3006;b.BasicDepthPacking=3200;b.RGBADepthPacking=3201;b.Color=
+function(a){return 3===arguments.length?this.fromArray(arguments):this.set(a)};b.Color.prototype={constructor:b.Color,r:1,g:1,b:1,set:function(a){a instanceof b.Color?this.copy(a):"number"===typeof a?this.setHex(a):"string"===typeof a&&this.setStyle(a);return this},setScalar:function(a){this.b=this.g=this.r=a},setHex:function(a){a=Math.floor(a);this.r=(a>>16&255)/255;this.g=(a>>8&255)/255;this.b=(a&255)/255;return this},setRGB:function(a,c,b){this.r=a;this.g=c;this.b=b;return this},setHSL:function(){function a(a,
+b,e){0>e&&(e+=1);1<e&&(e-=1);return e<1/6?a+6*(b-a)*e:.5>e?b:e<2/3?a+6*(b-a)*(2/3-e):a}return function(c,d,e){c=b.Math.euclideanModulo(c,1);d=b.Math.clamp(d,0,1);e=b.Math.clamp(e,0,1);0===d?this.r=this.g=this.b=e:(d=.5>=e?e*(1+d):e+d-e*d,e=2*e-d,this.r=a(e,d,c+1/3),this.g=a(e,d,c),this.b=a(e,d,c-1/3));return this}}(),setStyle:function(a){function c(c){void 0!==c&&1>parseFloat(c)&&console.warn("THREE.Color: Alpha component of "+a+" will be ignored.")}var d;if(d=/^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec(a)){var e=
+d[2];switch(d[1]){case "rgb":case "rgba":if(d=/^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(e))return this.r=Math.min(255,parseInt(d[1],10))/255,this.g=Math.min(255,parseInt(d[2],10))/255,this.b=Math.min(255,parseInt(d[3],10))/255,c(d[5]),this;if(d=/^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(e))return this.r=Math.min(100,parseInt(d[1],10))/100,this.g=Math.min(100,parseInt(d[2],10))/100,this.b=Math.min(100,parseInt(d[3],10))/100,c(d[5]),this;break;
+case "hsl":case "hsla":if(d=/^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec(e)){var e=parseFloat(d[1])/360,f=parseInt(d[2],10)/100,g=parseInt(d[3],10)/100;c(d[5]);return this.setHSL(e,f,g)}}}else if(d=/^\#([A-Fa-f0-9]+)$/.exec(a)){d=d[1];e=d.length;if(3===e)return this.r=parseInt(d.charAt(0)+d.charAt(0),16)/255,this.g=parseInt(d.charAt(1)+d.charAt(1),16)/255,this.b=parseInt(d.charAt(2)+d.charAt(2),16)/255,this;if(6===e)return this.r=parseInt(d.charAt(0)+d.charAt(1),
+16)/255,this.g=parseInt(d.charAt(2)+d.charAt(3),16)/255,this.b=parseInt(d.charAt(4)+d.charAt(5),16)/255,this}a&&0<a.length&&(d=b.ColorKeywords[a],void 0!==d?this.setHex(d):console.warn("THREE.Color: Unknown color "+a));return this},clone:function(){return new this.constructor(this.r,this.g,this.b)},copy:function(a){this.r=a.r;this.g=a.g;this.b=a.b;return this},copyGammaToLinear:function(a,c){void 0===c&&(c=2);this.r=Math.pow(a.r,c);this.g=Math.pow(a.g,c);this.b=Math.pow(a.b,c);return this},copyLinearToGamma:function(a,
+c){void 0===c&&(c=2);var b=0<c?1/c:1;this.r=Math.pow(a.r,b);this.g=Math.pow(a.g,b);this.b=Math.pow(a.b,b);return this},convertGammaToLinear:function(){var a=this.r,c=this.g,b=this.b;this.r=a*a;this.g=c*c;this.b=b*b;return this},convertLinearToGamma:function(){this.r=Math.sqrt(this.r);this.g=Math.sqrt(this.g);this.b=Math.sqrt(this.b);return 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(a){a=
+a||{h:0,s:0,l:0};var c=this.r,b=this.g,e=this.b,f=Math.max(c,b,e),g=Math.min(c,b,e),h,p=(g+f)/2;if(g===f)g=h=0;else{var u=f-g,g=.5>=p?u/(f+g):u/(2-f-g);switch(f){case c:h=(b-e)/u+(b<e?6:0);break;case b:h=(e-c)/u+2;break;case e:h=(c-b)/u+4}h/=6}a.h=h;a.s=g;a.l=p;return a},getStyle:function(){return"rgb("+(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},offsetHSL:function(a,c,b){var e=this.getHSL();e.h+=a;e.s+=c;e.l+=b;this.setHSL(e.h,e.s,e.l);return this},add:function(a){this.r+=a.r;this.g+=
+a.g;this.b+=a.b;return this},addColors:function(a,c){this.r=a.r+c.r;this.g=a.g+c.g;this.b=a.b+c.b;return this},addScalar:function(a){this.r+=a;this.g+=a;this.b+=a;return this},multiply:function(a){this.r*=a.r;this.g*=a.g;this.b*=a.b;return this},multiplyScalar:function(a){this.r*=a;this.g*=a;this.b*=a;return this},lerp:function(a,c){this.r+=(a.r-this.r)*c;this.g+=(a.g-this.g)*c;this.b+=(a.b-this.b)*c;return this},equals:function(a){return a.r===this.r&&a.g===this.g&&a.b===this.b},fromArray:function(a,
+c){void 0===c&&(c=0);this.r=a[c];this.g=a[c+1];this.b=a[c+2];return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);a[c]=this.r;a[c+1]=this.g;a[c+2]=this.b;return a}};b.ColorKeywords={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,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};b.Quaternion=function(a,c,b,e){this._x=a||0;this._y=c||0;this._z=b||0;this._w=void 0!==e?e:1};b.Quaternion.prototype={constructor:b.Quaternion,get x(){return this._x},set x(a){this._x=a;
+this.onChangeCallback()},get y(){return this._y},set y(a){this._y=a;this.onChangeCallback()},get z(){return this._z},set z(a){this._z=a;this.onChangeCallback()},get w(){return this._w},set w(a){this._w=a;this.onChangeCallback()},set:function(a,c,b,e){this._x=a;this._y=c;this._z=b;this._w=e;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(a){this._x=a.x;this._y=a.y;this._z=a.z;this._w=a.w;this.onChangeCallback();return this},
+setFromEuler:function(a,c){if(!1===a instanceof b.Euler)throw Error("THREE.Quaternion: .setFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var d=Math.cos(a._x/2),e=Math.cos(a._y/2),f=Math.cos(a._z/2),g=Math.sin(a._x/2),h=Math.sin(a._y/2),p=Math.sin(a._z/2),u=a.order;"XYZ"===u?(this._x=g*e*f+d*h*p,this._y=d*h*f-g*e*p,this._z=d*e*p+g*h*f,this._w=d*e*f-g*h*p):"YXZ"===u?(this._x=g*e*f+d*h*p,this._y=d*h*f-g*e*p,this._z=d*e*p-g*h*f,this._w=d*e*f+g*h*p):"ZXY"===u?(this._x=g*e*
+f-d*h*p,this._y=d*h*f+g*e*p,this._z=d*e*p+g*h*f,this._w=d*e*f-g*h*p):"ZYX"===u?(this._x=g*e*f-d*h*p,this._y=d*h*f+g*e*p,this._z=d*e*p-g*h*f,this._w=d*e*f+g*h*p):"YZX"===u?(this._x=g*e*f+d*h*p,this._y=d*h*f+g*e*p,this._z=d*e*p-g*h*f,this._w=d*e*f-g*h*p):"XZY"===u&&(this._x=g*e*f-d*h*p,this._y=d*h*f-g*e*p,this._z=d*e*p+g*h*f,this._w=d*e*f+g*h*p);if(!1!==c)this.onChangeCallback();return this},setFromAxisAngle:function(a,c){var b=c/2,e=Math.sin(b);this._x=a.x*e;this._y=a.y*e;this._z=a.z*e;this._w=Math.cos(b);
+this.onChangeCallback();return this},setFromRotationMatrix:function(a){var c=a.elements,b=c[0];a=c[4];var e=c[8],f=c[1],g=c[5],h=c[9],p=c[2],u=c[6],c=c[10],r=b+g+c;0<r?(b=.5/Math.sqrt(r+1),this._w=.25/b,this._x=(u-h)*b,this._y=(e-p)*b,this._z=(f-a)*b):b>g&&b>c?(b=2*Math.sqrt(1+b-g-c),this._w=(u-h)/b,this._x=.25*b,this._y=(a+f)/b,this._z=(e+p)/b):g>c?(b=2*Math.sqrt(1+g-b-c),this._w=(e-p)/b,this._x=(a+f)/b,this._y=.25*b,this._z=(h+u)/b):(b=2*Math.sqrt(1+c-b-g),this._w=(f-a)/b,this._x=(e+p)/b,this._y=
+(h+u)/b,this._z=.25*b);this.onChangeCallback();return this},setFromUnitVectors:function(){var a,c;return function(d,e){void 0===a&&(a=new b.Vector3);c=d.dot(e)+1;1E-6>c?(c=0,Math.abs(d.x)>Math.abs(d.z)?a.set(-d.y,d.x,0):a.set(0,-d.z,d.y)):a.crossVectors(d,e);this._x=a.x;this._y=a.y;this._z=a.z;this._w=c;this.normalize();return this}}(),inverse:function(){this.conjugate().normalize();return this},conjugate:function(){this._x*=-1;this._y*=-1;this._z*=-1;this.onChangeCallback();return this},dot:function(a){return this._x*
+a._x+this._y*a._y+this._z*a._z+this._w*a._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 a=this.length();0===a?(this._z=this._y=this._x=0,this._w=1):(a=1/a,this._x*=a,this._y*=a,this._z*=a,this._w*=a);this.onChangeCallback();return this},multiply:function(a,c){return void 0!==c?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),
+this.multiplyQuaternions(a,c)):this.multiplyQuaternions(this,a)},multiplyQuaternions:function(a,c){var b=a._x,e=a._y,f=a._z,g=a._w,h=c._x,p=c._y,u=c._z,r=c._w;this._x=b*r+g*h+e*u-f*p;this._y=e*r+g*p+f*h-b*u;this._z=f*r+g*u+b*p-e*h;this._w=g*r-b*h-e*p-f*u;this.onChangeCallback();return this},slerp:function(a,c){if(0===c)return this;if(1===c)return this.copy(a);var b=this._x,e=this._y,f=this._z,g=this._w,h=g*a._w+b*a._x+e*a._y+f*a._z;0>h?(this._w=-a._w,this._x=-a._x,this._y=-a._y,this._z=-a._z,h=-h):
+this.copy(a);if(1<=h)return this._w=g,this._x=b,this._y=e,this._z=f,this;var p=Math.sqrt(1-h*h);if(.001>Math.abs(p))return this._w=.5*(g+this._w),this._x=.5*(b+this._x),this._y=.5*(e+this._y),this._z=.5*(f+this._z),this;var u=Math.atan2(p,h),h=Math.sin((1-c)*u)/p,p=Math.sin(c*u)/p;this._w=g*h+this._w*p;this._x=b*h+this._x*p;this._y=e*h+this._y*p;this._z=f*h+this._z*p;this.onChangeCallback();return this},equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._w===this._w},fromArray:function(a,
+c){void 0===c&&(c=0);this._x=a[c];this._y=a[c+1];this._z=a[c+2];this._w=a[c+3];this.onChangeCallback();return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);a[c]=this._x;a[c+1]=this._y;a[c+2]=this._z;a[c+3]=this._w;return a},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}};Object.assign(b.Quaternion,{slerp:function(a,c,b,e){return b.copy(a).slerp(c,e)},slerpFlat:function(a,c,b,e,f,g,h){var p=b[e+0],u=b[e+1],r=b[e+2];b=b[e+3];e=f[g+0];var k=
+f[g+1],m=f[g+2];f=f[g+3];if(b!==f||p!==e||u!==k||r!==m){g=1-h;var l=p*e+u*k+r*m+b*f,s=0<=l?1:-1,n=1-l*l;n>Number.EPSILON&&(n=Math.sqrt(n),l=Math.atan2(n,l*s),g=Math.sin(g*l)/n,h=Math.sin(h*l)/n);s*=h;p=p*g+e*s;u=u*g+k*s;r=r*g+m*s;b=b*g+f*s;g===1-h&&(h=1/Math.sqrt(p*p+u*u+r*r+b*b),p*=h,u*=h,r*=h,b*=h)}a[c]=p;a[c+1]=u;a[c+2]=r;a[c+3]=b}});b.Vector2=function(a,c){this.x=a||0;this.y=c||0};b.Vector2.prototype={constructor:b.Vector2,get width(){return this.x},set width(a){this.x=a},get height(){return this.y},
+set height(a){this.y=a},set:function(a,c){this.x=a;this.y=c;return this},setScalar:function(a){this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setComponent:function(a,c){switch(a){case 0:this.x=c;break;case 1:this.y=c;break;default:throw Error("index is out of range: "+a);}},getComponent:function(a){switch(a){case 0:return this.x;case 1:return this.y;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,
+this.y)},copy:function(a){this.x=a.x;this.y=a.y;return this},add:function(a,c){if(void 0!==c)return console.warn("THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a,c);this.x+=a.x;this.y+=a.y;return this},addScalar:function(a){this.x+=a;this.y+=a;return this},addVectors:function(a,c){this.x=a.x+c.x;this.y=a.y+c.y;return this},addScaledVector:function(a,c){this.x+=a.x*c;this.y+=a.y*c;return this},sub:function(a,c){if(void 0!==c)return console.warn("THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),
 this.subVectors(a,c);this.x-=a.x;this.y-=a.y;return this},subScalar:function(a){this.x-=a;this.y-=a;return this},subVectors:function(a,c){this.x=a.x-c.x;this.y=a.y-c.y;return this},multiply:function(a){this.x*=a.x;this.y*=a.y;return this},multiplyScalar:function(a){isFinite(a)?(this.x*=a,this.y*=a):this.y=this.x=0;return this},divide:function(a){this.x/=a.x;this.y/=a.y;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,
 a.y);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);return this},clamp:function(a,c){this.x=Math.max(a.x,Math.min(c.x,this.x));this.y=Math.max(a.y,Math.min(c.y,this.y));return this},clampScalar:function(){var a,c;return function(d,e){void 0===a&&(a=new b.Vector2,c=new b.Vector2);a.set(d,d);c.set(e,e);return this.clamp(a,c)}}(),clampLength:function(a,c){var b=this.length();this.multiplyScalar(Math.max(a,Math.min(c,b))/b);return this},floor:function(){this.x=Math.floor(this.x);
 this.y=Math.floor(this.y);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);return this},negate:function(){this.x=-this.x;this.y=-this.y;return this},dot:function(a){return this.x*a.x+this.y*a.y},lengthSq:function(){return this.x*this.x+this.y*this.y},
@@ -314,13 +314,13 @@
 return this},subScalar:function(a){this.x-=a;this.y-=a;this.z-=a;return this},subVectors:function(a,c){this.x=a.x-c.x;this.y=a.y-c.y;this.z=a.z-c.z;return this},multiply:function(a,c){if(void 0!==c)return console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(a,c);this.x*=a.x;this.y*=a.y;this.z*=a.z;return this},multiplyScalar:function(a){isFinite(a)?(this.x*=a,this.y*=a,this.z*=a):this.z=this.y=this.x=0;return this},multiplyVectors:function(a,
 c){this.x=a.x*c.x;this.y=a.y*c.y;this.z=a.z*c.z;return this},applyEuler:function(){var a;return function(c){!1===c instanceof b.Euler&&console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.");void 0===a&&(a=new b.Quaternion);this.applyQuaternion(a.setFromEuler(c));return this}}(),applyAxisAngle:function(){var a;return function(c,d){void 0===a&&(a=new b.Quaternion);this.applyQuaternion(a.setFromAxisAngle(c,d));return this}}(),applyMatrix3:function(a){var c=
 this.x,b=this.y,e=this.z;a=a.elements;this.x=a[0]*c+a[3]*b+a[6]*e;this.y=a[1]*c+a[4]*b+a[7]*e;this.z=a[2]*c+a[5]*b+a[8]*e;return this},applyMatrix4:function(a){var c=this.x,b=this.y,e=this.z;a=a.elements;this.x=a[0]*c+a[4]*b+a[8]*e+a[12];this.y=a[1]*c+a[5]*b+a[9]*e+a[13];this.z=a[2]*c+a[6]*b+a[10]*e+a[14];return this},applyProjection:function(a){var c=this.x,b=this.y,e=this.z;a=a.elements;var f=1/(a[3]*c+a[7]*b+a[11]*e+a[15]);this.x=(a[0]*c+a[4]*b+a[8]*e+a[12])*f;this.y=(a[1]*c+a[5]*b+a[9]*e+a[13])*
-f;this.z=(a[2]*c+a[6]*b+a[10]*e+a[14])*f;return this},applyQuaternion:function(a){var c=this.x,b=this.y,e=this.z,f=a.x,g=a.y,h=a.z;a=a.w;var q=a*c+g*e-h*b,x=a*b+h*c-f*e,n=a*e+f*b-g*c,c=-f*c-g*b-h*e;this.x=q*a+c*-f+x*-h-n*-g;this.y=x*a+c*-g+n*-f-q*-h;this.z=n*a+c*-h+q*-g-x*-f;return this},project:function(){var a;return function(c){void 0===a&&(a=new b.Matrix4);a.multiplyMatrices(c.projectionMatrix,a.getInverse(c.matrixWorld));return this.applyProjection(a)}}(),unproject:function(){var a;return function(c){void 0===
+f;this.z=(a[2]*c+a[6]*b+a[10]*e+a[14])*f;return this},applyQuaternion:function(a){var c=this.x,b=this.y,e=this.z,f=a.x,g=a.y,h=a.z;a=a.w;var p=a*c+g*e-h*b,u=a*b+h*c-f*e,r=a*e+f*b-g*c,c=-f*c-g*b-h*e;this.x=p*a+c*-f+u*-h-r*-g;this.y=u*a+c*-g+r*-f-p*-h;this.z=r*a+c*-h+p*-g-u*-f;return this},project:function(){var a;return function(c){void 0===a&&(a=new b.Matrix4);a.multiplyMatrices(c.projectionMatrix,a.getInverse(c.matrixWorld));return this.applyProjection(a)}}(),unproject:function(){var a;return function(c){void 0===
 a&&(a=new b.Matrix4);a.multiplyMatrices(c.matrixWorld,a.getInverse(c.projectionMatrix));return this.applyProjection(a)}}(),transformDirection:function(a){var c=this.x,b=this.y,e=this.z;a=a.elements;this.x=a[0]*c+a[4]*b+a[8]*e;this.y=a[1]*c+a[5]*b+a[9]*e;this.z=a[2]*c+a[6]*b+a[10]*e;this.normalize();return this},divide:function(a){this.x/=a.x;this.y/=a.y;this.z/=a.z;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,
 a.y);this.z=Math.min(this.z,a.z);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z=Math.max(this.z,a.z);return this},clamp:function(a,c){this.x=Math.max(a.x,Math.min(c.x,this.x));this.y=Math.max(a.y,Math.min(c.y,this.y));this.z=Math.max(a.z,Math.min(c.z,this.z));return this},clampScalar:function(){var a,c;return function(d,e){void 0===a&&(a=new b.Vector3,c=new b.Vector3);a.set(d,d,d);c.set(e,e,e);return this.clamp(a,c)}}(),clampLength:function(a,c){var b=
 this.length();this.multiplyScalar(Math.max(a,Math.min(c,b))/b);return this},floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):
 Math.floor(this.y);this.z=0>this.z?Math.ceil(this.z):Math.floor(this.z);return this},negate:function(){this.x=-this.x;this.y=-this.y;this.z=-this.z;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.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)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},
 setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,c){this.x+=(a.x-this.x)*c;this.y+=(a.y-this.y)*c;this.z+=(a.z-this.z)*c;return this},lerpVectors:function(a,c,b){this.subVectors(c,a).multiplyScalar(b).add(a);return this},cross:function(a,c){if(void 0!==c)return console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(a,c);var b=this.x,e=this.y,f=this.z;this.x=e*a.z-f*a.y;this.y=f*a.x-b*a.z;this.z=
-b*a.y-e*a.x;return this},crossVectors:function(a,c){var b=a.x,e=a.y,f=a.z,g=c.x,h=c.y,q=c.z;this.x=e*q-f*h;this.y=f*g-b*q;this.z=b*h-e*g;return this},projectOnVector:function(){var a,c;return function(d){void 0===a&&(a=new b.Vector3);a.copy(d).normalize();c=this.dot(a);return this.copy(a).multiplyScalar(c)}}(),projectOnPlane:function(){var a;return function(c){void 0===a&&(a=new b.Vector3);a.copy(this).projectOnVector(c);return this.sub(a)}}(),reflect:function(){var a;return function(c){void 0===
+b*a.y-e*a.x;return this},crossVectors:function(a,c){var b=a.x,e=a.y,f=a.z,g=c.x,h=c.y,p=c.z;this.x=e*p-f*h;this.y=f*g-b*p;this.z=b*h-e*g;return this},projectOnVector:function(){var a,c;return function(d){void 0===a&&(a=new b.Vector3);a.copy(d).normalize();c=this.dot(a);return this.copy(a).multiplyScalar(c)}}(),projectOnPlane:function(){var a;return function(c){void 0===a&&(a=new b.Vector3);a.copy(this).projectOnVector(c);return this.sub(a)}}(),reflect:function(){var a;return function(c){void 0===
 a&&(a=new b.Vector3);return this.sub(a.copy(c).multiplyScalar(2*this.dot(c)))}}(),angleTo:function(a){a=this.dot(a)/Math.sqrt(this.lengthSq()*a.lengthSq());return Math.acos(b.Math.clamp(a,-1,1))},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var c=this.x-a.x,b=this.y-a.y;a=this.z-a.z;return c*c+b*b+a*a},setFromSpherical:function(a){var c=Math.sin(a.phi)*a.radius;this.x=c*Math.sin(a.theta);this.y=Math.cos(a.phi)*a.radius;this.z=c*Math.cos(a.theta);
 return this},setFromMatrixPosition:function(a){return this.setFromMatrixColumn(a,3)},setFromMatrixScale:function(a){var c=this.setFromMatrixColumn(a,0).length(),b=this.setFromMatrixColumn(a,1).length();a=this.setFromMatrixColumn(a,2).length();this.x=c;this.y=b;this.z=a;return this},setFromMatrixColumn:function(a,c){"number"===typeof a&&(console.warn("THREE.Vector3: setFromMatrixColumn now expects ( matrix, index )."),c=a=c);return this.fromArray(a.elements,4*c)},equals:function(a){return a.x===this.x&&
 a.y===this.y&&a.z===this.z},fromArray:function(a,c){void 0===c&&(c=0);this.x=a[c];this.y=a[c+1];this.z=a[c+2];return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);a[c]=this.x;a[c+1]=this.y;a[c+2]=this.z;return a},fromAttribute:function(a,c,b){void 0===b&&(b=0);c=c*a.itemSize+b;this.x=a.array[c];this.y=a.array[c+1];this.z=a.array[c+2];return this}};b.Vector4=function(a,c,b,e){this.x=a||0;this.y=c||0;this.z=b||0;this.w=void 0!==e?e:1};b.Vector4.prototype={constructor:b.Vector4,set:function(a,
@@ -328,57 +328,57 @@
 case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y,this.z,this.w)},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;this.w=void 0!==a.w?a.w:1;return this},add:function(a,c){if(void 0!==c)return console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a,c);this.x+=a.x;this.y+=a.y;this.z+=a.z;this.w+=a.w;return this},
 addScalar:function(a){this.x+=a;this.y+=a;this.z+=a;this.w+=a;return this},addVectors:function(a,c){this.x=a.x+c.x;this.y=a.y+c.y;this.z=a.z+c.z;this.w=a.w+c.w;return this},addScaledVector:function(a,c){this.x+=a.x*c;this.y+=a.y*c;this.z+=a.z*c;this.w+=a.w*c;return this},sub:function(a,c){if(void 0!==c)return console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,c);this.x-=a.x;this.y-=a.y;this.z-=a.z;this.w-=a.w;return this},subScalar:function(a){this.x-=
 a;this.y-=a;this.z-=a;this.w-=a;return this},subVectors:function(a,c){this.x=a.x-c.x;this.y=a.y-c.y;this.z=a.z-c.z;this.w=a.w-c.w;return this},multiplyScalar:function(a){isFinite(a)?(this.x*=a,this.y*=a,this.z*=a,this.w*=a):this.w=this.z=this.y=this.x=0;return this},applyMatrix4:function(a){var c=this.x,b=this.y,e=this.z,f=this.w;a=a.elements;this.x=a[0]*c+a[4]*b+a[8]*e+a[12]*f;this.y=a[1]*c+a[5]*b+a[9]*e+a[13]*f;this.z=a[2]*c+a[6]*b+a[10]*e+a[14]*f;this.w=a[3]*c+a[7]*b+a[11]*e+a[15]*f;return this},
-divideScalar:function(a){return this.multiplyScalar(1/a)},setAxisAngleFromQuaternion:function(a){this.w=2*Math.acos(a.w);var c=Math.sqrt(1-a.w*a.w);1E-4>c?(this.x=1,this.z=this.y=0):(this.x=a.x/c,this.y=a.y/c,this.z=a.z/c);return this},setAxisAngleFromRotationMatrix:function(a){var c,b,e;a=a.elements;var f=a[0];e=a[4];var g=a[8],h=a[1],q=a[5],x=a[9];b=a[2];c=a[6];var n=a[10];if(.01>Math.abs(e-h)&&.01>Math.abs(g-b)&&.01>Math.abs(x-c)){if(.1>Math.abs(e+h)&&.1>Math.abs(g+b)&&.1>Math.abs(x+c)&&.1>Math.abs(f+
-q+n-3))return this.set(1,0,0,0),this;a=Math.PI;f=(f+1)/2;q=(q+1)/2;n=(n+1)/2;e=(e+h)/4;g=(g+b)/4;x=(x+c)/4;f>q&&f>n?.01>f?(c=0,e=b=.707106781):(c=Math.sqrt(f),b=e/c,e=g/c):q>n?.01>q?(c=.707106781,b=0,e=.707106781):(b=Math.sqrt(q),c=e/b,e=x/b):.01>n?(b=c=.707106781,e=0):(e=Math.sqrt(n),c=g/e,b=x/e);this.set(c,b,e,a);return this}a=Math.sqrt((c-x)*(c-x)+(g-b)*(g-b)+(h-e)*(h-e));.001>Math.abs(a)&&(a=1);this.x=(c-x)/a;this.y=(g-b)/a;this.z=(h-e)/a;this.w=Math.acos((f+q+n-1)/2);return this},min:function(a){this.x=
+divideScalar:function(a){return this.multiplyScalar(1/a)},setAxisAngleFromQuaternion:function(a){this.w=2*Math.acos(a.w);var c=Math.sqrt(1-a.w*a.w);1E-4>c?(this.x=1,this.z=this.y=0):(this.x=a.x/c,this.y=a.y/c,this.z=a.z/c);return this},setAxisAngleFromRotationMatrix:function(a){var c,b,e;a=a.elements;var f=a[0];e=a[4];var g=a[8],h=a[1],p=a[5],u=a[9];b=a[2];c=a[6];var r=a[10];if(.01>Math.abs(e-h)&&.01>Math.abs(g-b)&&.01>Math.abs(u-c)){if(.1>Math.abs(e+h)&&.1>Math.abs(g+b)&&.1>Math.abs(u+c)&&.1>Math.abs(f+
+p+r-3))return this.set(1,0,0,0),this;a=Math.PI;f=(f+1)/2;p=(p+1)/2;r=(r+1)/2;e=(e+h)/4;g=(g+b)/4;u=(u+c)/4;f>p&&f>r?.01>f?(c=0,e=b=.707106781):(c=Math.sqrt(f),b=e/c,e=g/c):p>r?.01>p?(c=.707106781,b=0,e=.707106781):(b=Math.sqrt(p),c=e/b,e=u/b):.01>r?(b=c=.707106781,e=0):(e=Math.sqrt(r),c=g/e,b=u/e);this.set(c,b,e,a);return this}a=Math.sqrt((c-u)*(c-u)+(g-b)*(g-b)+(h-e)*(h-e));.001>Math.abs(a)&&(a=1);this.x=(c-u)/a;this.y=(g-b)/a;this.z=(h-e)/a;this.w=Math.acos((f+p+r-1)/2);return this},min:function(a){this.x=
 Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);this.z=Math.min(this.z,a.z);this.w=Math.min(this.w,a.w);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z=Math.max(this.z,a.z);this.w=Math.max(this.w,a.w);return this},clamp:function(a,c){this.x=Math.max(a.x,Math.min(c.x,this.x));this.y=Math.max(a.y,Math.min(c.y,this.y));this.z=Math.max(a.z,Math.min(c.z,this.z));this.w=Math.max(a.w,Math.min(c.w,this.w));return this},clampScalar:function(){var a,c;return function(d,
 e){void 0===a&&(a=new b.Vector4,c=new b.Vector4);a.set(d,d,d,d);c.set(e,e,e,e);return this.clamp(a,c)}}(),floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);this.w=Math.floor(this.w);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);this.w=Math.ceil(this.w);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);this.w=Math.round(this.w);return this},
 roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);this.z=0>this.z?Math.ceil(this.z):Math.floor(this.z);this.w=0>this.w?Math.ceil(this.w):Math.floor(this.w);return this},negate:function(){this.x=-this.x;this.y=-this.y;this.z=-this.z;this.w=-this.w;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z+this.w*a.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)},lengthManhattan: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())},setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,c){this.x+=(a.x-this.x)*c;this.y+=(a.y-this.y)*c;this.z+=(a.z-this.z)*c;this.w+=(a.w-this.w)*c;return this},lerpVectors:function(a,c,b){this.subVectors(c,a).multiplyScalar(b).add(a);return this},equals:function(a){return a.x===
 this.x&&a.y===this.y&&a.z===this.z&&a.w===this.w},fromArray:function(a,c){void 0===c&&(c=0);this.x=a[c];this.y=a[c+1];this.z=a[c+2];this.w=a[c+3];return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);a[c]=this.x;a[c+1]=this.y;a[c+2]=this.z;a[c+3]=this.w;return a},fromAttribute:function(a,c,b){void 0===b&&(b=0);c=c*a.itemSize+b;this.x=a.array[c];this.y=a.array[c+1];this.z=a.array[c+2];this.w=a.array[c+3];return this}};b.Euler=function(a,c,d,e){this._x=a||0;this._y=c||0;this._z=d||
 0;this._order=e||b.Euler.DefaultOrder};b.Euler.RotationOrders="XYZ YZX ZXY XZY YXZ ZYX".split(" ");b.Euler.DefaultOrder="XYZ";b.Euler.prototype={constructor:b.Euler,get x(){return this._x},set x(a){this._x=a;this.onChangeCallback()},get y(){return this._y},set y(a){this._y=a;this.onChangeCallback()},get z(){return this._z},set z(a){this._z=a;this.onChangeCallback()},get order(){return this._order},set order(a){this._order=a;this.onChangeCallback()},set:function(a,c,b,e){this._x=a;this._y=c;this._z=
-b;this._order=e||this._order;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(a){this._x=a._x;this._y=a._y;this._z=a._z;this._order=a._order;this.onChangeCallback();return this},setFromRotationMatrix:function(a,c,d){var e=b.Math.clamp,f=a.elements;a=f[0];var g=f[4],h=f[8],q=f[1],x=f[5],n=f[9],k=f[2],m=f[6],f=f[10];c=c||this._order;"XYZ"===c?(this._y=Math.asin(e(h,-1,1)),.99999>Math.abs(h)?(this._x=Math.atan2(-n,f),
-this._z=Math.atan2(-g,a)):(this._x=Math.atan2(m,x),this._z=0)):"YXZ"===c?(this._x=Math.asin(-e(n,-1,1)),.99999>Math.abs(n)?(this._y=Math.atan2(h,f),this._z=Math.atan2(q,x)):(this._y=Math.atan2(-k,a),this._z=0)):"ZXY"===c?(this._x=Math.asin(e(m,-1,1)),.99999>Math.abs(m)?(this._y=Math.atan2(-k,f),this._z=Math.atan2(-g,x)):(this._y=0,this._z=Math.atan2(q,a))):"ZYX"===c?(this._y=Math.asin(-e(k,-1,1)),.99999>Math.abs(k)?(this._x=Math.atan2(m,f),this._z=Math.atan2(q,a)):(this._x=0,this._z=Math.atan2(-g,
-x))):"YZX"===c?(this._z=Math.asin(e(q,-1,1)),.99999>Math.abs(q)?(this._x=Math.atan2(-n,x),this._y=Math.atan2(-k,a)):(this._x=0,this._y=Math.atan2(h,f))):"XZY"===c?(this._z=Math.asin(-e(g,-1,1)),.99999>Math.abs(g)?(this._x=Math.atan2(m,x),this._y=Math.atan2(h,a)):(this._x=Math.atan2(-n,f),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+c);this._order=c;if(!1!==d)this.onChangeCallback();return this},setFromQuaternion:function(){var a;return function(c,d,e){void 0===
+b;this._order=e||this._order;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(a){this._x=a._x;this._y=a._y;this._z=a._z;this._order=a._order;this.onChangeCallback();return this},setFromRotationMatrix:function(a,c,d){var e=b.Math.clamp,f=a.elements;a=f[0];var g=f[4],h=f[8],p=f[1],u=f[5],r=f[9],k=f[2],m=f[6],f=f[10];c=c||this._order;"XYZ"===c?(this._y=Math.asin(e(h,-1,1)),.99999>Math.abs(h)?(this._x=Math.atan2(-r,f),
+this._z=Math.atan2(-g,a)):(this._x=Math.atan2(m,u),this._z=0)):"YXZ"===c?(this._x=Math.asin(-e(r,-1,1)),.99999>Math.abs(r)?(this._y=Math.atan2(h,f),this._z=Math.atan2(p,u)):(this._y=Math.atan2(-k,a),this._z=0)):"ZXY"===c?(this._x=Math.asin(e(m,-1,1)),.99999>Math.abs(m)?(this._y=Math.atan2(-k,f),this._z=Math.atan2(-g,u)):(this._y=0,this._z=Math.atan2(p,a))):"ZYX"===c?(this._y=Math.asin(-e(k,-1,1)),.99999>Math.abs(k)?(this._x=Math.atan2(m,f),this._z=Math.atan2(p,a)):(this._x=0,this._z=Math.atan2(-g,
+u))):"YZX"===c?(this._z=Math.asin(e(p,-1,1)),.99999>Math.abs(p)?(this._x=Math.atan2(-r,u),this._y=Math.atan2(-k,a)):(this._x=0,this._y=Math.atan2(h,f))):"XZY"===c?(this._z=Math.asin(-e(g,-1,1)),.99999>Math.abs(g)?(this._x=Math.atan2(m,u),this._y=Math.atan2(h,a)):(this._x=Math.atan2(-r,f),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+c);this._order=c;if(!1!==d)this.onChangeCallback();return this},setFromQuaternion:function(){var a;return function(c,d,e){void 0===
 a&&(a=new b.Matrix4);a.makeRotationFromQuaternion(c);this.setFromRotationMatrix(a,d,e);return this}}(),setFromVector3:function(a,c){return this.set(a.x,a.y,a.z,c||this._order)},reorder:function(){var a=new b.Quaternion;return function(c){a.setFromEuler(this);this.setFromQuaternion(a,c)}}(),equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._order===this._order},fromArray:function(a){this._x=a[0];this._y=a[1];this._z=a[2];void 0!==a[3]&&(this._order=a[3]);this.onChangeCallback();
 return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);a[c]=this._x;a[c+1]=this._y;a[c+2]=this._z;a[c+3]=this._order;return a},toVector3:function(a){return a?a.set(this._x,this._y,this._z):new b.Vector3(this._x,this._y,this._z)},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}};b.Matrix3=function(){this.elements=new Float32Array([1,0,0,0,1,0,0,0,1]);0<arguments.length&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")};
-b.Matrix3.prototype={constructor:b.Matrix3,set:function(a,c,b,e,f,g,h,q,x){var n=this.elements;n[0]=a;n[1]=e;n[2]=h;n[3]=c;n[4]=f;n[5]=q;n[6]=b;n[7]=g;n[8]=x;return this},identity:function(){this.set(1,0,0,0,1,0,0,0,1);return this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(a){a=a.elements;this.set(a[0],a[3],a[6],a[1],a[4],a[7],a[2],a[5],a[8]);return this},setFromMatrix4:function(a){a=a.elements;this.set(a[0],a[4],a[8],a[1],a[5],a[9],a[2],a[6],a[10]);return this},
+b.Matrix3.prototype={constructor:b.Matrix3,set:function(a,c,b,e,f,g,h,p,u){var r=this.elements;r[0]=a;r[1]=e;r[2]=h;r[3]=c;r[4]=f;r[5]=p;r[6]=b;r[7]=g;r[8]=u;return this},identity:function(){this.set(1,0,0,0,1,0,0,0,1);return this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(a){a=a.elements;this.set(a[0],a[3],a[6],a[1],a[4],a[7],a[2],a[5],a[8]);return this},setFromMatrix4:function(a){a=a.elements;this.set(a[0],a[4],a[8],a[1],a[5],a[9],a[2],a[6],a[10]);return this},
 applyToVector3Array:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Vector3);void 0===d&&(d=0);void 0===e&&(e=c.length);for(var f=0;f<e;f+=3,d+=3)a.fromArray(c,d),a.applyMatrix3(this),a.toArray(c,d);return c}}(),applyToBuffer:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Vector3);void 0===d&&(d=0);void 0===e&&(e=c.length/c.itemSize);for(var f=0;f<e;f++,d++)a.x=c.getX(d),a.y=c.getY(d),a.z=c.getZ(d),a.applyMatrix3(this),c.setXYZ(a.x,a.y,a.z);return c}}(),multiplyScalar:function(a){var c=
-this.elements;c[0]*=a;c[3]*=a;c[6]*=a;c[1]*=a;c[4]*=a;c[7]*=a;c[2]*=a;c[5]*=a;c[8]*=a;return this},determinant:function(){var a=this.elements,c=a[0],b=a[1],e=a[2],f=a[3],g=a[4],h=a[5],q=a[6],x=a[7],a=a[8];return c*g*a-c*h*x-b*f*a+b*h*q+e*f*x-e*g*q},getInverse:function(a,c){a instanceof b.Matrix4&&console.error("THREE.Matrix3.getInverse no longer takes a Matrix4 argument.");var d=a.elements,e=this.elements,f=d[0],g=d[1],h=d[2],q=d[3],x=d[4],n=d[5],k=d[6],m=d[7],d=d[8],l=d*x-n*m,s=n*k-d*q,p=m*q-x*k,
-P=f*l+g*s+h*p;if(0===P){if(c)throw Error("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");return this.identity()}e[0]=l;e[1]=h*m-d*g;e[2]=n*g-h*x;e[3]=s;e[4]=d*f-h*k;e[5]=h*q-n*f;e[6]=p;e[7]=g*k-m*f;e[8]=x*f-g*q;return this.multiplyScalar(1/P)},transpose:function(){var a,c=this.elements;a=c[1];c[1]=c[3];c[3]=a;a=c[2];c[2]=c[6];c[6]=a;a=c[5];c[5]=c[7];c[7]=a;return this},flattenToArrayOffset:function(a,
+this.elements;c[0]*=a;c[3]*=a;c[6]*=a;c[1]*=a;c[4]*=a;c[7]*=a;c[2]*=a;c[5]*=a;c[8]*=a;return this},determinant:function(){var a=this.elements,c=a[0],b=a[1],e=a[2],f=a[3],g=a[4],h=a[5],p=a[6],u=a[7],a=a[8];return c*g*a-c*h*u-b*f*a+b*h*p+e*f*u-e*g*p},getInverse:function(a,c){a instanceof b.Matrix4&&console.error("THREE.Matrix3.getInverse no longer takes a Matrix4 argument.");var d=a.elements,e=this.elements,f=d[0],g=d[1],h=d[2],p=d[3],u=d[4],r=d[5],k=d[6],m=d[7],d=d[8],l=d*u-r*m,s=r*k-d*p,n=m*p-u*k,
+N=f*l+g*s+h*n;if(0===N){if(c)throw Error("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");return this.identity()}e[0]=l;e[1]=h*m-d*g;e[2]=r*g-h*u;e[3]=s;e[4]=d*f-h*k;e[5]=h*p-r*f;e[6]=n;e[7]=g*k-m*f;e[8]=u*f-g*p;return this.multiplyScalar(1/N)},transpose:function(){var a,c=this.elements;a=c[1];c[1]=c[3];c[3]=a;a=c[2];c[2]=c[6];c[6]=a;a=c[5];c[5]=c[7];c[7]=a;return this},flattenToArrayOffset:function(a,
 c){console.warn("THREE.Matrix3: .flattenToArrayOffset is deprecated - just use .toArray instead.");return this.toArray(a,c)},getNormalMatrix:function(a){return this.setFromMatrix4(a).getInverse(this).transpose()},transposeIntoArray:function(a){var c=this.elements;a[0]=c[0];a[1]=c[3];a[2]=c[6];a[3]=c[1];a[4]=c[4];a[5]=c[7];a[6]=c[2];a[7]=c[5];a[8]=c[8];return this},fromArray:function(a){this.elements.set(a);return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);var b=this.elements;
-a[c]=b[0];a[c+1]=b[1];a[c+2]=b[2];a[c+3]=b[3];a[c+4]=b[4];a[c+5]=b[5];a[c+6]=b[6];a[c+7]=b[7];a[c+8]=b[8];return a}};b.Matrix4=function(){this.elements=new Float32Array([1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]);0<arguments.length&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")};b.Matrix4.prototype={constructor:b.Matrix4,set:function(a,c,b,e,f,g,h,q,x,n,k,m,l,s,p,P){var r=this.elements;r[0]=a;r[4]=c;r[8]=b;r[12]=e;r[1]=f;r[5]=g;r[9]=h;r[13]=q;r[2]=x;r[6]=n;
-r[10]=k;r[14]=m;r[3]=l;r[7]=s;r[11]=p;r[15]=P;return this},identity:function(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},clone:function(){return(new b.Matrix4).fromArray(this.elements)},copy:function(a){this.elements.set(a.elements);return this},copyPosition:function(a){var c=this.elements;a=a.elements;c[12]=a[12];c[13]=a[13];c[14]=a[14];return this},extractBasis:function(a,c,b){a.setFromMatrixColumn(this,0);c.setFromMatrixColumn(this,1);b.setFromMatrixColumn(this,2);return this},makeBasis:function(a,
+a[c]=b[0];a[c+1]=b[1];a[c+2]=b[2];a[c+3]=b[3];a[c+4]=b[4];a[c+5]=b[5];a[c+6]=b[6];a[c+7]=b[7];a[c+8]=b[8];return a}};b.Matrix4=function(){this.elements=new Float32Array([1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]);0<arguments.length&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")};b.Matrix4.prototype={constructor:b.Matrix4,set:function(a,c,b,e,f,g,h,p,u,k,m,y,l,s,n,N){var t=this.elements;t[0]=a;t[4]=c;t[8]=b;t[12]=e;t[1]=f;t[5]=g;t[9]=h;t[13]=p;t[2]=u;t[6]=k;
+t[10]=m;t[14]=y;t[3]=l;t[7]=s;t[11]=n;t[15]=N;return this},identity:function(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},clone:function(){return(new b.Matrix4).fromArray(this.elements)},copy:function(a){this.elements.set(a.elements);return this},copyPosition:function(a){var c=this.elements;a=a.elements;c[12]=a[12];c[13]=a[13];c[14]=a[14];return this},extractBasis:function(a,c,b){a.setFromMatrixColumn(this,0);c.setFromMatrixColumn(this,1);b.setFromMatrixColumn(this,2);return this},makeBasis:function(a,
 c,b){this.set(a.x,c.x,b.x,0,a.y,c.y,b.y,0,a.z,c.z,b.z,0,0,0,0,1);return this},extractRotation:function(){var a;return function(c){void 0===a&&(a=new b.Vector3);var d=this.elements,e=c.elements,f=1/a.setFromMatrixColumn(c,0).length(),g=1/a.setFromMatrixColumn(c,1).length();c=1/a.setFromMatrixColumn(c,2).length();d[0]=e[0]*f;d[1]=e[1]*f;d[2]=e[2]*f;d[4]=e[4]*g;d[5]=e[5]*g;d[6]=e[6]*g;d[8]=e[8]*c;d[9]=e[9]*c;d[10]=e[10]*c;return this}}(),makeRotationFromEuler:function(a){!1===a instanceof b.Euler&&console.error("THREE.Matrix: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");
-var c=this.elements,d=a.x,e=a.y,f=a.z,g=Math.cos(d),d=Math.sin(d),h=Math.cos(e),e=Math.sin(e),q=Math.cos(f),f=Math.sin(f);if("XYZ"===a.order){a=g*q;var x=g*f,n=d*q,k=d*f;c[0]=h*q;c[4]=-h*f;c[8]=e;c[1]=x+n*e;c[5]=a-k*e;c[9]=-d*h;c[2]=k-a*e;c[6]=n+x*e;c[10]=g*h}else"YXZ"===a.order?(a=h*q,x=h*f,n=e*q,k=e*f,c[0]=a+k*d,c[4]=n*d-x,c[8]=g*e,c[1]=g*f,c[5]=g*q,c[9]=-d,c[2]=x*d-n,c[6]=k+a*d,c[10]=g*h):"ZXY"===a.order?(a=h*q,x=h*f,n=e*q,k=e*f,c[0]=a-k*d,c[4]=-g*f,c[8]=n+x*d,c[1]=x+n*d,c[5]=g*q,c[9]=k-a*d,c[2]=
--g*e,c[6]=d,c[10]=g*h):"ZYX"===a.order?(a=g*q,x=g*f,n=d*q,k=d*f,c[0]=h*q,c[4]=n*e-x,c[8]=a*e+k,c[1]=h*f,c[5]=k*e+a,c[9]=x*e-n,c[2]=-e,c[6]=d*h,c[10]=g*h):"YZX"===a.order?(a=g*h,x=g*e,n=d*h,k=d*e,c[0]=h*q,c[4]=k-a*f,c[8]=n*f+x,c[1]=f,c[5]=g*q,c[9]=-d*q,c[2]=-e*q,c[6]=x*f+n,c[10]=a-k*f):"XZY"===a.order&&(a=g*h,x=g*e,n=d*h,k=d*e,c[0]=h*q,c[4]=-f,c[8]=e*q,c[1]=a*f+k,c[5]=g*q,c[9]=x*f-n,c[2]=n*f-x,c[6]=d*q,c[10]=k*f+a);c[3]=0;c[7]=0;c[11]=0;c[12]=0;c[13]=0;c[14]=0;c[15]=1;return this},makeRotationFromQuaternion:function(a){var c=
-this.elements,b=a.x,e=a.y,f=a.z,g=a.w,h=b+b,q=e+e,x=f+f;a=b*h;var k=b*q,b=b*x,m=e*q,e=e*x,f=f*x,h=g*h,q=g*q,g=g*x;c[0]=1-(m+f);c[4]=k-g;c[8]=b+q;c[1]=k+g;c[5]=1-(a+f);c[9]=e-h;c[2]=b-q;c[6]=e+h;c[10]=1-(a+m);c[3]=0;c[7]=0;c[11]=0;c[12]=0;c[13]=0;c[14]=0;c[15]=1;return this},lookAt:function(){var a,c,d;return function(e,f,g){void 0===a&&(a=new b.Vector3);void 0===c&&(c=new b.Vector3);void 0===d&&(d=new b.Vector3);var h=this.elements;d.subVectors(e,f).normalize();0===d.lengthSq()&&(d.z=1);a.crossVectors(g,
+var c=this.elements,d=a.x,e=a.y,f=a.z,g=Math.cos(d),d=Math.sin(d),h=Math.cos(e),e=Math.sin(e),p=Math.cos(f),f=Math.sin(f);if("XYZ"===a.order){a=g*p;var u=g*f,k=d*p,m=d*f;c[0]=h*p;c[4]=-h*f;c[8]=e;c[1]=u+k*e;c[5]=a-m*e;c[9]=-d*h;c[2]=m-a*e;c[6]=k+u*e;c[10]=g*h}else"YXZ"===a.order?(a=h*p,u=h*f,k=e*p,m=e*f,c[0]=a+m*d,c[4]=k*d-u,c[8]=g*e,c[1]=g*f,c[5]=g*p,c[9]=-d,c[2]=u*d-k,c[6]=m+a*d,c[10]=g*h):"ZXY"===a.order?(a=h*p,u=h*f,k=e*p,m=e*f,c[0]=a-m*d,c[4]=-g*f,c[8]=k+u*d,c[1]=u+k*d,c[5]=g*p,c[9]=m-a*d,c[2]=
+-g*e,c[6]=d,c[10]=g*h):"ZYX"===a.order?(a=g*p,u=g*f,k=d*p,m=d*f,c[0]=h*p,c[4]=k*e-u,c[8]=a*e+m,c[1]=h*f,c[5]=m*e+a,c[9]=u*e-k,c[2]=-e,c[6]=d*h,c[10]=g*h):"YZX"===a.order?(a=g*h,u=g*e,k=d*h,m=d*e,c[0]=h*p,c[4]=m-a*f,c[8]=k*f+u,c[1]=f,c[5]=g*p,c[9]=-d*p,c[2]=-e*p,c[6]=u*f+k,c[10]=a-m*f):"XZY"===a.order&&(a=g*h,u=g*e,k=d*h,m=d*e,c[0]=h*p,c[4]=-f,c[8]=e*p,c[1]=a*f+m,c[5]=g*p,c[9]=u*f-k,c[2]=k*f-u,c[6]=d*p,c[10]=m*f+a);c[3]=0;c[7]=0;c[11]=0;c[12]=0;c[13]=0;c[14]=0;c[15]=1;return this},makeRotationFromQuaternion:function(a){var c=
+this.elements,b=a.x,e=a.y,f=a.z,g=a.w,h=b+b,p=e+e,u=f+f;a=b*h;var k=b*p,b=b*u,m=e*p,e=e*u,f=f*u,h=g*h,p=g*p,g=g*u;c[0]=1-(m+f);c[4]=k-g;c[8]=b+p;c[1]=k+g;c[5]=1-(a+f);c[9]=e-h;c[2]=b-p;c[6]=e+h;c[10]=1-(a+m);c[3]=0;c[7]=0;c[11]=0;c[12]=0;c[13]=0;c[14]=0;c[15]=1;return this},lookAt:function(){var a,c,d;return function(e,f,g){void 0===a&&(a=new b.Vector3);void 0===c&&(c=new b.Vector3);void 0===d&&(d=new b.Vector3);var h=this.elements;d.subVectors(e,f).normalize();0===d.lengthSq()&&(d.z=1);a.crossVectors(g,
 d).normalize();0===a.lengthSq()&&(d.x+=1E-4,a.crossVectors(g,d).normalize());c.crossVectors(d,a);h[0]=a.x;h[4]=c.x;h[8]=d.x;h[1]=a.y;h[5]=c.y;h[9]=d.y;h[2]=a.z;h[6]=c.z;h[10]=d.z;return this}}(),multiply:function(a,c){return void 0!==c?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(a,c)):this.multiplyMatrices(this,a)},premultiply:function(a){return this.multiplyMatrices(a,this)},multiplyMatrices:function(a,c){var b=
-a.elements,e=c.elements,f=this.elements,g=b[0],h=b[4],q=b[8],k=b[12],n=b[1],m=b[5],t=b[9],l=b[13],s=b[2],p=b[6],r=b[10],u=b[14],y=b[3],v=b[7],D=b[11],b=b[15],A=e[0],F=e[4],B=e[8],H=e[12],E=e[1],Q=e[5],K=e[9],O=e[13],J=e[2],C=e[6],N=e[10],L=e[14],U=e[3],G=e[7],I=e[11],e=e[15];f[0]=g*A+h*E+q*J+k*U;f[4]=g*F+h*Q+q*C+k*G;f[8]=g*B+h*K+q*N+k*I;f[12]=g*H+h*O+q*L+k*e;f[1]=n*A+m*E+t*J+l*U;f[5]=n*F+m*Q+t*C+l*G;f[9]=n*B+m*K+t*N+l*I;f[13]=n*H+m*O+t*L+l*e;f[2]=s*A+p*E+r*J+u*U;f[6]=s*F+p*Q+r*C+u*G;f[10]=s*B+p*K+
-r*N+u*I;f[14]=s*H+p*O+r*L+u*e;f[3]=y*A+v*E+D*J+b*U;f[7]=y*F+v*Q+D*C+b*G;f[11]=y*B+v*K+D*N+b*I;f[15]=y*H+v*O+D*L+b*e;return this},multiplyToArray:function(a,c,b){var e=this.elements;this.multiplyMatrices(a,c);b[0]=e[0];b[1]=e[1];b[2]=e[2];b[3]=e[3];b[4]=e[4];b[5]=e[5];b[6]=e[6];b[7]=e[7];b[8]=e[8];b[9]=e[9];b[10]=e[10];b[11]=e[11];b[12]=e[12];b[13]=e[13];b[14]=e[14];b[15]=e[15];return this},multiplyScalar:function(a){var c=this.elements;c[0]*=a;c[4]*=a;c[8]*=a;c[12]*=a;c[1]*=a;c[5]*=a;c[9]*=a;c[13]*=
+a.elements,e=c.elements,f=this.elements,g=b[0],h=b[4],p=b[8],u=b[12],k=b[1],m=b[5],y=b[9],l=b[13],s=b[2],n=b[6],N=b[10],t=b[14],z=b[3],v=b[7],B=b[11],b=b[15],A=e[0],x=e[4],F=e[8],G=e[12],E=e[1],M=e[5],K=e[9],P=e[13],J=e[2],C=e[6],S=e[10],D=e[14],O=e[3],H=e[7],Q=e[11],e=e[15];f[0]=g*A+h*E+p*J+u*O;f[4]=g*x+h*M+p*C+u*H;f[8]=g*F+h*K+p*S+u*Q;f[12]=g*G+h*P+p*D+u*e;f[1]=k*A+m*E+y*J+l*O;f[5]=k*x+m*M+y*C+l*H;f[9]=k*F+m*K+y*S+l*Q;f[13]=k*G+m*P+y*D+l*e;f[2]=s*A+n*E+N*J+t*O;f[6]=s*x+n*M+N*C+t*H;f[10]=s*F+n*K+
+N*S+t*Q;f[14]=s*G+n*P+N*D+t*e;f[3]=z*A+v*E+B*J+b*O;f[7]=z*x+v*M+B*C+b*H;f[11]=z*F+v*K+B*S+b*Q;f[15]=z*G+v*P+B*D+b*e;return this},multiplyToArray:function(a,c,b){var e=this.elements;this.multiplyMatrices(a,c);b[0]=e[0];b[1]=e[1];b[2]=e[2];b[3]=e[3];b[4]=e[4];b[5]=e[5];b[6]=e[6];b[7]=e[7];b[8]=e[8];b[9]=e[9];b[10]=e[10];b[11]=e[11];b[12]=e[12];b[13]=e[13];b[14]=e[14];b[15]=e[15];return this},multiplyScalar:function(a){var c=this.elements;c[0]*=a;c[4]*=a;c[8]*=a;c[12]*=a;c[1]*=a;c[5]*=a;c[9]*=a;c[13]*=
 a;c[2]*=a;c[6]*=a;c[10]*=a;c[14]*=a;c[3]*=a;c[7]*=a;c[11]*=a;c[15]*=a;return this},applyToVector3Array:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Vector3);void 0===d&&(d=0);void 0===e&&(e=c.length);for(var f=0;f<e;f+=3,d+=3)a.fromArray(c,d),a.applyMatrix4(this),a.toArray(c,d);return c}}(),applyToBuffer:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Vector3);void 0===d&&(d=0);void 0===e&&(e=c.length/c.itemSize);for(var f=0;f<e;f++,d++)a.x=c.getX(d),a.y=c.getY(d),a.z=
-c.getZ(d),a.applyMatrix4(this),c.setXYZ(a.x,a.y,a.z);return c}}(),determinant:function(){var a=this.elements,c=a[0],b=a[4],e=a[8],f=a[12],g=a[1],h=a[5],q=a[9],k=a[13],n=a[2],m=a[6],t=a[10],l=a[14];return a[3]*(+f*q*m-e*k*m-f*h*t+b*k*t+e*h*l-b*q*l)+a[7]*(+c*q*l-c*k*t+f*g*t-e*g*l+e*k*n-f*q*n)+a[11]*(+c*k*m-c*h*l-f*g*m+b*g*l+f*h*n-b*k*n)+a[15]*(-e*h*n-c*q*m+c*h*t+e*g*m-b*g*t+b*q*n)},transpose:function(){var a=this.elements,c;c=a[1];a[1]=a[4];a[4]=c;c=a[2];a[2]=a[8];a[8]=c;c=a[6];a[6]=a[9];a[9]=c;c=a[3];
+c.getZ(d),a.applyMatrix4(this),c.setXYZ(a.x,a.y,a.z);return c}}(),determinant:function(){var a=this.elements,c=a[0],b=a[4],e=a[8],f=a[12],g=a[1],h=a[5],p=a[9],u=a[13],k=a[2],m=a[6],y=a[10],l=a[14];return a[3]*(+f*p*m-e*u*m-f*h*y+b*u*y+e*h*l-b*p*l)+a[7]*(+c*p*l-c*u*y+f*g*y-e*g*l+e*u*k-f*p*k)+a[11]*(+c*u*m-c*h*l-f*g*m+b*g*l+f*h*k-b*u*k)+a[15]*(-e*h*k-c*p*m+c*h*y+e*g*m-b*g*y+b*p*k)},transpose:function(){var a=this.elements,c;c=a[1];a[1]=a[4];a[4]=c;c=a[2];a[2]=a[8];a[8]=c;c=a[6];a[6]=a[9];a[9]=c;c=a[3];
 a[3]=a[12];a[12]=c;c=a[7];a[7]=a[13];a[13]=c;c=a[11];a[11]=a[14];a[14]=c;return this},flattenToArrayOffset:function(a,c){console.warn("THREE.Matrix3: .flattenToArrayOffset is deprecated - just use .toArray instead.");return this.toArray(a,c)},getPosition:function(){var a;return function(){void 0===a&&(a=new b.Vector3);console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead.");return a.setFromMatrixColumn(this,3)}}(),setPosition:function(a){var c=
-this.elements;c[12]=a.x;c[13]=a.y;c[14]=a.z;return this},getInverse:function(a,c){var b=this.elements,e=a.elements,f=e[0],g=e[1],h=e[2],q=e[3],k=e[4],n=e[5],m=e[6],t=e[7],l=e[8],s=e[9],p=e[10],r=e[11],u=e[12],y=e[13],v=e[14],e=e[15],D=s*v*t-y*p*t+y*m*r-n*v*r-s*m*e+n*p*e,A=u*p*t-l*v*t-u*m*r+k*v*r+l*m*e-k*p*e,F=l*y*t-u*s*t+u*n*r-k*y*r-l*n*e+k*s*e,B=u*s*m-l*y*m-u*n*p+k*y*p+l*n*v-k*s*v,H=f*D+g*A+h*F+q*B;if(0===H){if(c)throw Error("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");
-return this.identity()}b[0]=D;b[1]=y*p*q-s*v*q-y*h*r+g*v*r+s*h*e-g*p*e;b[2]=n*v*q-y*m*q+y*h*t-g*v*t-n*h*e+g*m*e;b[3]=s*m*q-n*p*q-s*h*t+g*p*t+n*h*r-g*m*r;b[4]=A;b[5]=l*v*q-u*p*q+u*h*r-f*v*r-l*h*e+f*p*e;b[6]=u*m*q-k*v*q-u*h*t+f*v*t+k*h*e-f*m*e;b[7]=k*p*q-l*m*q+l*h*t-f*p*t-k*h*r+f*m*r;b[8]=F;b[9]=u*s*q-l*y*q-u*g*r+f*y*r+l*g*e-f*s*e;b[10]=k*y*q-u*n*q+u*g*t-f*y*t-k*g*e+f*n*e;b[11]=l*n*q-k*s*q-l*g*t+f*s*t+k*g*r-f*n*r;b[12]=B;b[13]=l*y*h-u*s*h+u*g*p-f*y*p-l*g*v+f*s*v;b[14]=u*n*h-k*y*h-u*g*m+f*y*m+k*g*v-
-f*n*v;b[15]=k*s*h-l*n*h+l*g*m-f*s*m-k*g*p+f*n*p;return this.multiplyScalar(1/H)},scale:function(a){var c=this.elements,b=a.x,e=a.y;a=a.z;c[0]*=b;c[4]*=e;c[8]*=a;c[1]*=b;c[5]*=e;c[9]*=a;c[2]*=b;c[6]*=e;c[10]*=a;c[3]*=b;c[7]*=e;c[11]*=a;return this},getMaxScaleOnAxis:function(){var a=this.elements;return Math.sqrt(Math.max(a[0]*a[0]+a[1]*a[1]+a[2]*a[2],a[4]*a[4]+a[5]*a[5]+a[6]*a[6],a[8]*a[8]+a[9]*a[9]+a[10]*a[10]))},makeTranslation:function(a,c,b){this.set(1,0,0,a,0,1,0,c,0,0,1,b,0,0,0,1);return this},
-makeRotationX:function(a){var c=Math.cos(a);a=Math.sin(a);this.set(1,0,0,0,0,c,-a,0,0,a,c,0,0,0,0,1);return this},makeRotationY:function(a){var c=Math.cos(a);a=Math.sin(a);this.set(c,0,a,0,0,1,0,0,-a,0,c,0,0,0,0,1);return this},makeRotationZ:function(a){var c=Math.cos(a);a=Math.sin(a);this.set(c,-a,0,0,a,c,0,0,0,0,1,0,0,0,0,1);return this},makeRotationAxis:function(a,c){var b=Math.cos(c),e=Math.sin(c),f=1-b,g=a.x,h=a.y,q=a.z,k=f*g,n=f*h;this.set(k*g+b,k*h-e*q,k*q+e*h,0,k*h+e*q,n*h+b,n*q-e*g,0,k*q-
-e*h,n*q+e*g,f*q*q+b,0,0,0,0,1);return this},makeScale:function(a,c,b){this.set(a,0,0,0,0,c,0,0,0,0,b,0,0,0,0,1);return this},compose:function(a,c,b){this.makeRotationFromQuaternion(c);this.scale(b);this.setPosition(a);return this},decompose:function(){var a,c;return function(d,e,f){void 0===a&&(a=new b.Vector3);void 0===c&&(c=new b.Matrix4);var g=this.elements,h=a.set(g[0],g[1],g[2]).length(),q=a.set(g[4],g[5],g[6]).length(),k=a.set(g[8],g[9],g[10]).length();0>this.determinant()&&(h=-h);d.x=g[12];
-d.y=g[13];d.z=g[14];c.elements.set(this.elements);d=1/h;var g=1/q,n=1/k;c.elements[0]*=d;c.elements[1]*=d;c.elements[2]*=d;c.elements[4]*=g;c.elements[5]*=g;c.elements[6]*=g;c.elements[8]*=n;c.elements[9]*=n;c.elements[10]*=n;e.setFromRotationMatrix(c);f.x=h;f.y=q;f.z=k;return this}}(),makeFrustum:function(a,c,b,e,f,g){var h=this.elements;h[0]=2*f/(c-a);h[4]=0;h[8]=(c+a)/(c-a);h[12]=0;h[1]=0;h[5]=2*f/(e-b);h[9]=(e+b)/(e-b);h[13]=0;h[2]=0;h[6]=0;h[10]=-(g+f)/(g-f);h[14]=-2*g*f/(g-f);h[3]=0;h[7]=0;
-h[11]=-1;h[15]=0;return this},makePerspective:function(a,c,d,e){a=d*Math.tan(b.Math.DEG2RAD*a*.5);var f=-a;return this.makeFrustum(f*c,a*c,f,a,d,e)},makeOrthographic:function(a,c,b,e,f,g){var h=this.elements,q=1/(c-a),k=1/(b-e),n=1/(g-f);h[0]=2*q;h[4]=0;h[8]=0;h[12]=-((c+a)*q);h[1]=0;h[5]=2*k;h[9]=0;h[13]=-((b+e)*k);h[2]=0;h[6]=0;h[10]=-2*n;h[14]=-((g+f)*n);h[3]=0;h[7]=0;h[11]=0;h[15]=1;return this},equals:function(a){var c=this.elements;a=a.elements;for(var b=0;16>b;b++)if(c[b]!==a[b])return!1;return!0},
+this.elements;c[12]=a.x;c[13]=a.y;c[14]=a.z;return this},getInverse:function(a,c){var b=this.elements,e=a.elements,f=e[0],g=e[1],h=e[2],p=e[3],k=e[4],m=e[5],q=e[6],y=e[7],l=e[8],s=e[9],n=e[10],t=e[11],x=e[12],z=e[13],v=e[14],e=e[15],B=s*v*y-z*n*y+z*q*t-m*v*t-s*q*e+m*n*e,A=x*n*y-l*v*y-x*q*t+k*v*t+l*q*e-k*n*e,L=l*z*y-x*s*y+x*m*t-k*z*t-l*m*e+k*s*e,F=x*s*q-l*z*q-x*m*n+k*z*n+l*m*v-k*s*v,G=f*B+g*A+h*L+p*F;if(0===G){if(c)throw Error("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");console.warn("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");
+return this.identity()}b[0]=B;b[1]=z*n*p-s*v*p-z*h*t+g*v*t+s*h*e-g*n*e;b[2]=m*v*p-z*q*p+z*h*y-g*v*y-m*h*e+g*q*e;b[3]=s*q*p-m*n*p-s*h*y+g*n*y+m*h*t-g*q*t;b[4]=A;b[5]=l*v*p-x*n*p+x*h*t-f*v*t-l*h*e+f*n*e;b[6]=x*q*p-k*v*p-x*h*y+f*v*y+k*h*e-f*q*e;b[7]=k*n*p-l*q*p+l*h*y-f*n*y-k*h*t+f*q*t;b[8]=L;b[9]=x*s*p-l*z*p-x*g*t+f*z*t+l*g*e-f*s*e;b[10]=k*z*p-x*m*p+x*g*y-f*z*y-k*g*e+f*m*e;b[11]=l*m*p-k*s*p-l*g*y+f*s*y+k*g*t-f*m*t;b[12]=F;b[13]=l*z*h-x*s*h+x*g*n-f*z*n-l*g*v+f*s*v;b[14]=x*m*h-k*z*h-x*g*q+f*z*q+k*g*v-
+f*m*v;b[15]=k*s*h-l*m*h+l*g*q-f*s*q-k*g*n+f*m*n;return this.multiplyScalar(1/G)},scale:function(a){var c=this.elements,b=a.x,e=a.y;a=a.z;c[0]*=b;c[4]*=e;c[8]*=a;c[1]*=b;c[5]*=e;c[9]*=a;c[2]*=b;c[6]*=e;c[10]*=a;c[3]*=b;c[7]*=e;c[11]*=a;return this},getMaxScaleOnAxis:function(){var a=this.elements;return Math.sqrt(Math.max(a[0]*a[0]+a[1]*a[1]+a[2]*a[2],a[4]*a[4]+a[5]*a[5]+a[6]*a[6],a[8]*a[8]+a[9]*a[9]+a[10]*a[10]))},makeTranslation:function(a,c,b){this.set(1,0,0,a,0,1,0,c,0,0,1,b,0,0,0,1);return this},
+makeRotationX:function(a){var c=Math.cos(a);a=Math.sin(a);this.set(1,0,0,0,0,c,-a,0,0,a,c,0,0,0,0,1);return this},makeRotationY:function(a){var c=Math.cos(a);a=Math.sin(a);this.set(c,0,a,0,0,1,0,0,-a,0,c,0,0,0,0,1);return this},makeRotationZ:function(a){var c=Math.cos(a);a=Math.sin(a);this.set(c,-a,0,0,a,c,0,0,0,0,1,0,0,0,0,1);return this},makeRotationAxis:function(a,c){var b=Math.cos(c),e=Math.sin(c),f=1-b,g=a.x,h=a.y,p=a.z,k=f*g,m=f*h;this.set(k*g+b,k*h-e*p,k*p+e*h,0,k*h+e*p,m*h+b,m*p-e*g,0,k*p-
+e*h,m*p+e*g,f*p*p+b,0,0,0,0,1);return this},makeScale:function(a,c,b){this.set(a,0,0,0,0,c,0,0,0,0,b,0,0,0,0,1);return this},compose:function(a,c,b){this.makeRotationFromQuaternion(c);this.scale(b);this.setPosition(a);return this},decompose:function(){var a,c;return function(d,e,f){void 0===a&&(a=new b.Vector3);void 0===c&&(c=new b.Matrix4);var g=this.elements,h=a.set(g[0],g[1],g[2]).length(),p=a.set(g[4],g[5],g[6]).length(),k=a.set(g[8],g[9],g[10]).length();0>this.determinant()&&(h=-h);d.x=g[12];
+d.y=g[13];d.z=g[14];c.elements.set(this.elements);d=1/h;var g=1/p,m=1/k;c.elements[0]*=d;c.elements[1]*=d;c.elements[2]*=d;c.elements[4]*=g;c.elements[5]*=g;c.elements[6]*=g;c.elements[8]*=m;c.elements[9]*=m;c.elements[10]*=m;e.setFromRotationMatrix(c);f.x=h;f.y=p;f.z=k;return this}}(),makeFrustum:function(a,c,b,e,f,g){var h=this.elements;h[0]=2*f/(c-a);h[4]=0;h[8]=(c+a)/(c-a);h[12]=0;h[1]=0;h[5]=2*f/(e-b);h[9]=(e+b)/(e-b);h[13]=0;h[2]=0;h[6]=0;h[10]=-(g+f)/(g-f);h[14]=-2*g*f/(g-f);h[3]=0;h[7]=0;
+h[11]=-1;h[15]=0;return this},makePerspective:function(a,c,d,e){a=d*Math.tan(b.Math.DEG2RAD*a*.5);var f=-a;return this.makeFrustum(f*c,a*c,f,a,d,e)},makeOrthographic:function(a,c,b,e,f,g){var h=this.elements,p=1/(c-a),k=1/(b-e),m=1/(g-f);h[0]=2*p;h[4]=0;h[8]=0;h[12]=-((c+a)*p);h[1]=0;h[5]=2*k;h[9]=0;h[13]=-((b+e)*k);h[2]=0;h[6]=0;h[10]=-2*m;h[14]=-((g+f)*m);h[3]=0;h[7]=0;h[11]=0;h[15]=1;return this},equals:function(a){var c=this.elements;a=a.elements;for(var b=0;16>b;b++)if(c[b]!==a[b])return!1;return!0},
 fromArray:function(a){this.elements.set(a);return this},toArray:function(a,c){void 0===a&&(a=[]);void 0===c&&(c=0);var b=this.elements;a[c]=b[0];a[c+1]=b[1];a[c+2]=b[2];a[c+3]=b[3];a[c+4]=b[4];a[c+5]=b[5];a[c+6]=b[6];a[c+7]=b[7];a[c+8]=b[8];a[c+9]=b[9];a[c+10]=b[10];a[c+11]=b[11];a[c+12]=b[12];a[c+13]=b[13];a[c+14]=b[14];a[c+15]=b[15];return a}};b.Ray=function(a,c){this.origin=void 0!==a?a:new b.Vector3;this.direction=void 0!==c?c:new b.Vector3};b.Ray.prototype={constructor:b.Ray,set:function(a,c){this.origin.copy(a);
 this.direction.copy(c);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.origin.copy(a.origin);this.direction.copy(a.direction);return this},at:function(a,c){return(c||new b.Vector3).copy(this.direction).multiplyScalar(a).add(this.origin)},lookAt:function(a){this.direction.copy(a).sub(this.origin).normalize()},recast:function(){var a=new b.Vector3;return function(c){this.origin.copy(this.at(c,a));return this}}(),closestPointToPoint:function(a,c){var d=c||
 new b.Vector3;d.subVectors(a,this.origin);var e=d.dot(this.direction);return 0>e?d.copy(this.origin):d.copy(this.direction).multiplyScalar(e).add(this.origin)},distanceToPoint:function(a){return Math.sqrt(this.distanceSqToPoint(a))},distanceSqToPoint:function(){var a=new b.Vector3;return function(c){var b=a.subVectors(c,this.origin).dot(this.direction);if(0>b)return this.origin.distanceToSquared(c);a.copy(this.direction).multiplyScalar(b).add(this.origin);return a.distanceToSquared(c)}}(),distanceSqToSegment:function(){var a=
-new b.Vector3,c=new b.Vector3,d=new b.Vector3;return function(b,f,g,h){a.copy(b).add(f).multiplyScalar(.5);c.copy(f).sub(b).normalize();d.copy(this.origin).sub(a);var q=.5*b.distanceTo(f),k=-this.direction.dot(c),n=d.dot(this.direction),m=-d.dot(c),t=d.lengthSq(),l=Math.abs(1-k*k),s;0<l?(b=k*m-n,f=k*n-m,s=q*l,0<=b?f>=-s?f<=s?(q=1/l,b*=q,f*=q,k=b*(b+k*f+2*n)+f*(k*b+f+2*m)+t):(f=q,b=Math.max(0,-(k*f+n)),k=-b*b+f*(f+2*m)+t):(f=-q,b=Math.max(0,-(k*f+n)),k=-b*b+f*(f+2*m)+t):f<=-s?(b=Math.max(0,-(-k*q+
-n)),f=0<b?-q:Math.min(Math.max(-q,-m),q),k=-b*b+f*(f+2*m)+t):f<=s?(b=0,f=Math.min(Math.max(-q,-m),q),k=f*(f+2*m)+t):(b=Math.max(0,-(k*q+n)),f=0<b?q:Math.min(Math.max(-q,-m),q),k=-b*b+f*(f+2*m)+t)):(f=0<k?-q:q,b=Math.max(0,-(k*f+n)),k=-b*b+f*(f+2*m)+t);g&&g.copy(this.direction).multiplyScalar(b).add(this.origin);h&&h.copy(c).multiplyScalar(f).add(a);return k}}(),intersectSphere:function(){var a=new b.Vector3;return function(b,d){a.subVectors(b.center,this.origin);var e=a.dot(this.direction),f=a.dot(a)-
+new b.Vector3,c=new b.Vector3,d=new b.Vector3;return function(b,f,g,h){a.copy(b).add(f).multiplyScalar(.5);c.copy(f).sub(b).normalize();d.copy(this.origin).sub(a);var p=.5*b.distanceTo(f),k=-this.direction.dot(c),m=d.dot(this.direction),q=-d.dot(c),y=d.lengthSq(),l=Math.abs(1-k*k),s;0<l?(b=k*q-m,f=k*m-q,s=p*l,0<=b?f>=-s?f<=s?(p=1/l,b*=p,f*=p,k=b*(b+k*f+2*m)+f*(k*b+f+2*q)+y):(f=p,b=Math.max(0,-(k*f+m)),k=-b*b+f*(f+2*q)+y):(f=-p,b=Math.max(0,-(k*f+m)),k=-b*b+f*(f+2*q)+y):f<=-s?(b=Math.max(0,-(-k*p+
+m)),f=0<b?-p:Math.min(Math.max(-p,-q),p),k=-b*b+f*(f+2*q)+y):f<=s?(b=0,f=Math.min(Math.max(-p,-q),p),k=f*(f+2*q)+y):(b=Math.max(0,-(k*p+m)),f=0<b?p:Math.min(Math.max(-p,-q),p),k=-b*b+f*(f+2*q)+y)):(f=0<k?-p:p,b=Math.max(0,-(k*f+m)),k=-b*b+f*(f+2*q)+y);g&&g.copy(this.direction).multiplyScalar(b).add(this.origin);h&&h.copy(c).multiplyScalar(f).add(a);return k}}(),intersectSphere:function(){var a=new b.Vector3;return function(b,d){a.subVectors(b.center,this.origin);var e=a.dot(this.direction),f=a.dot(a)-
 e*e,g=b.radius*b.radius;if(f>g)return null;g=Math.sqrt(g-f);f=e-g;e+=g;return 0>f&&0>e?null:0>f?this.at(e,d):this.at(f,d)}}(),intersectsSphere:function(a){return this.distanceToPoint(a.center)<=a.radius},distanceToPlane:function(a){var b=a.normal.dot(this.direction);if(0===b)return 0===a.distanceToPoint(this.origin)?0:null;a=-(this.origin.dot(a.normal)+a.constant)/b;return 0<=a?a:null},intersectPlane:function(a,b){var d=this.distanceToPlane(a);return null===d?null:this.at(d,b)},intersectsPlane:function(a){var b=
-a.distanceToPoint(this.origin);return 0===b||0>a.normal.dot(this.direction)*b?!0:!1},intersectBox:function(a,b){var d,e,f,g,h;e=1/this.direction.x;g=1/this.direction.y;h=1/this.direction.z;var q=this.origin;0<=e?(d=(a.min.x-q.x)*e,e*=a.max.x-q.x):(d=(a.max.x-q.x)*e,e*=a.min.x-q.x);0<=g?(f=(a.min.y-q.y)*g,g*=a.max.y-q.y):(f=(a.max.y-q.y)*g,g*=a.min.y-q.y);if(d>g||f>e)return null;if(f>d||d!==d)d=f;if(g<e||e!==e)e=g;0<=h?(f=(a.min.z-q.z)*h,h*=a.max.z-q.z):(f=(a.max.z-q.z)*h,h*=a.min.z-q.z);if(d>h||f>
-e)return null;if(f>d||d!==d)d=f;if(h<e||e!==e)e=h;return 0>e?null:this.at(0<=d?d:e,b)},intersectsBox:function(){var a=new b.Vector3;return function(b){return null!==this.intersectBox(b,a)}}(),intersectTriangle:function(){var a=new b.Vector3,c=new b.Vector3,d=new b.Vector3,e=new b.Vector3;return function(b,g,h,q,k){c.subVectors(g,b);d.subVectors(h,b);e.crossVectors(c,d);g=this.direction.dot(e);if(0<g){if(q)return null;q=1}else if(0>g)q=-1,g=-g;else return null;a.subVectors(this.origin,b);b=q*this.direction.dot(d.crossVectors(a,
-d));if(0>b)return null;h=q*this.direction.dot(c.cross(a));if(0>h||b+h>g)return null;b=-q*a.dot(e);return 0>b?null:this.at(b/g,k)}}(),applyMatrix4:function(a){this.direction.add(this.origin).applyMatrix4(a);this.origin.applyMatrix4(a);this.direction.sub(this.origin);this.direction.normalize();return this},equals:function(a){return a.origin.equals(this.origin)&&a.direction.equals(this.direction)}};b.Box2=function(a,c){this.min=void 0!==a?a:new b.Vector2(Infinity,Infinity);this.max=void 0!==c?c:new b.Vector2(-Infinity,
+a.distanceToPoint(this.origin);return 0===b||0>a.normal.dot(this.direction)*b?!0:!1},intersectBox:function(a,b){var d,e,f,g,h;e=1/this.direction.x;g=1/this.direction.y;h=1/this.direction.z;var p=this.origin;0<=e?(d=(a.min.x-p.x)*e,e*=a.max.x-p.x):(d=(a.max.x-p.x)*e,e*=a.min.x-p.x);0<=g?(f=(a.min.y-p.y)*g,g*=a.max.y-p.y):(f=(a.max.y-p.y)*g,g*=a.min.y-p.y);if(d>g||f>e)return null;if(f>d||d!==d)d=f;if(g<e||e!==e)e=g;0<=h?(f=(a.min.z-p.z)*h,h*=a.max.z-p.z):(f=(a.max.z-p.z)*h,h*=a.min.z-p.z);if(d>h||f>
+e)return null;if(f>d||d!==d)d=f;if(h<e||e!==e)e=h;return 0>e?null:this.at(0<=d?d:e,b)},intersectsBox:function(){var a=new b.Vector3;return function(b){return null!==this.intersectBox(b,a)}}(),intersectTriangle:function(){var a=new b.Vector3,c=new b.Vector3,d=new b.Vector3,e=new b.Vector3;return function(b,g,h,p,k){c.subVectors(g,b);d.subVectors(h,b);e.crossVectors(c,d);g=this.direction.dot(e);if(0<g){if(p)return null;p=1}else if(0>g)p=-1,g=-g;else return null;a.subVectors(this.origin,b);b=p*this.direction.dot(d.crossVectors(a,
+d));if(0>b)return null;h=p*this.direction.dot(c.cross(a));if(0>h||b+h>g)return null;b=-p*a.dot(e);return 0>b?null:this.at(b/g,k)}}(),applyMatrix4:function(a){this.direction.add(this.origin).applyMatrix4(a);this.origin.applyMatrix4(a);this.direction.sub(this.origin);this.direction.normalize();return this},equals:function(a){return a.origin.equals(this.origin)&&a.direction.equals(this.direction)}};b.Box2=function(a,c){this.min=void 0!==a?a:new b.Vector2(Infinity,Infinity);this.max=void 0!==c?c:new b.Vector2(-Infinity,
 -Infinity)};b.Box2.prototype={constructor:b.Box2,set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setFromPoints:function(a){this.makeEmpty();for(var b=0,d=a.length;b<d;b++)this.expandByPoint(a[b]);return this},setFromCenterAndSize:function(){var a=new b.Vector2;return function(b,d){var e=a.copy(d).multiplyScalar(.5);this.min.copy(b).sub(e);this.max.copy(b).add(e);return this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.min.copy(a.min);this.max.copy(a.max);
 return this},makeEmpty:function(){this.min.x=this.min.y=Infinity;this.max.x=this.max.y=-Infinity;return this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y},center:function(a){return(a||new b.Vector2).addVectors(this.min,this.max).multiplyScalar(.5)},size:function(a){return(a||new b.Vector2).subVectors(this.max,this.min)},expandByPoint:function(a){this.min.min(a);this.max.max(a);return this},expandByVector:function(a){this.min.sub(a);this.max.add(a);return this},expandByScalar:function(a){this.min.addScalar(-a);
 this.max.addScalar(a);return this},containsPoint:function(a){return a.x<this.min.x||a.x>this.max.x||a.y<this.min.y||a.y>this.max.y?!1:!0},containsBox:function(a){return this.min.x<=a.min.x&&a.max.x<=this.max.x&&this.min.y<=a.min.y&&a.max.y<=this.max.y?!0:!1},getParameter:function(a,c){return(c||new b.Vector2).set((a.x-this.min.x)/(this.max.x-this.min.x),(a.y-this.min.y)/(this.max.y-this.min.y))},intersectsBox:function(a){return a.max.x<this.min.x||a.min.x>this.max.x||a.max.y<this.min.y||a.min.y>this.max.y?
 !1:!0},clampPoint:function(a,c){return(c||new b.Vector2).copy(a).clamp(this.min,this.max)},distanceToPoint:function(){var a=new b.Vector2;return function(b){return a.copy(b).clamp(this.min,this.max).sub(b).length()}}(),intersect:function(a){this.min.max(a.min);this.max.min(a.max);return this},union:function(a){this.min.min(a.min);this.max.max(a.max);return this},translate:function(a){this.min.add(a);this.max.add(a);return this},equals:function(a){return a.min.equals(this.min)&&a.max.equals(this.max)}};
-b.Box3=function(a,c){this.min=void 0!==a?a:new b.Vector3(Infinity,Infinity,Infinity);this.max=void 0!==c?c:new b.Vector3(-Infinity,-Infinity,-Infinity)};b.Box3.prototype={constructor:b.Box3,set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setFromArray:function(a){for(var b=Infinity,d=Infinity,e=Infinity,f=-Infinity,g=-Infinity,h=-Infinity,q=0,k=a.length;q<k;q+=3){var n=a[q],m=a[q+1],t=a[q+2];n<b&&(b=n);m<d&&(d=m);t<e&&(e=t);n>f&&(f=n);m>g&&(g=m);t>h&&(h=t)}this.min.set(b,d,e);this.max.set(f,
+b.Box3=function(a,c){this.min=void 0!==a?a:new b.Vector3(Infinity,Infinity,Infinity);this.max=void 0!==c?c:new b.Vector3(-Infinity,-Infinity,-Infinity)};b.Box3.prototype={constructor:b.Box3,set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setFromArray:function(a){for(var b=Infinity,d=Infinity,e=Infinity,f=-Infinity,g=-Infinity,h=-Infinity,p=0,k=a.length;p<k;p+=3){var m=a[p],q=a[p+1],y=a[p+2];m<b&&(b=m);q<d&&(d=q);y<e&&(e=y);m>f&&(f=m);q>g&&(g=q);y>h&&(h=y)}this.min.set(b,d,e);this.max.set(f,
 g,h)},setFromPoints:function(a){this.makeEmpty();for(var b=0,d=a.length;b<d;b++)this.expandByPoint(a[b]);return this},setFromCenterAndSize:function(){var a=new b.Vector3;return function(b,d){var e=a.copy(d).multiplyScalar(.5);this.min.copy(b).sub(e);this.max.copy(b).add(e);return this}}(),setFromObject:function(){var a=new b.Vector3;return function(c){var d=this;c.updateMatrixWorld(!0);this.makeEmpty();c.traverse(function(c){var f=c.geometry;if(void 0!==f)if(f instanceof b.Geometry)for(var g=f.vertices,
 f=0,h=g.length;f<h;f++)a.copy(g[f]),a.applyMatrix4(c.matrixWorld),d.expandByPoint(a);else if(f instanceof b.BufferGeometry&&void 0!==f.attributes.position)for(g=f.attributes.position.array,f=0,h=g.length;f<h;f+=3)a.fromArray(g,f),a.applyMatrix4(c.matrixWorld),d.expandByPoint(a)});return this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.min.copy(a.min);this.max.copy(a.max);return this},makeEmpty:function(){this.min.x=this.min.y=this.min.z=Infinity;this.max.x=
 this.max.y=this.max.z=-Infinity;return this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},center:function(a){return(a||new b.Vector3).addVectors(this.min,this.max).multiplyScalar(.5)},size:function(a){return(a||new b.Vector3).subVectors(this.max,this.min)},expandByPoint:function(a){this.min.min(a);this.max.max(a);return this},expandByVector:function(a){this.min.sub(a);this.max.add(a);return this},expandByScalar:function(a){this.min.addScalar(-a);this.max.addScalar(a);
@@ -395,22 +395,22 @@
 -1;this.normal.negate();return this},distanceToPoint:function(a){return this.normal.dot(a)+this.constant},distanceToSphere:function(a){return this.distanceToPoint(a.center)-a.radius},projectPoint:function(a,b){return this.orthoPoint(a,b).sub(a).negate()},orthoPoint:function(a,c){var d=this.distanceToPoint(a);return(c||new b.Vector3).copy(this.normal).multiplyScalar(d)},intersectLine:function(){var a=new b.Vector3;return function(c,d){var e=d||new b.Vector3,f=c.delta(a),g=this.normal.dot(f);if(0===
 g){if(0===this.distanceToPoint(c.start))return e.copy(c.start)}else return g=-(c.start.dot(this.normal)+this.constant)/g,0>g||1<g?void 0:e.copy(f).multiplyScalar(g).add(c.start)}}(),intersectsLine:function(a){var b=this.distanceToPoint(a.start);a=this.distanceToPoint(a.end);return 0>b&&0<a||0>a&&0<b},intersectsBox:function(a){return a.intersectsPlane(this)},intersectsSphere:function(a){return a.intersectsPlane(this)},coplanarPoint:function(a){return(a||new b.Vector3).copy(this.normal).multiplyScalar(-this.constant)},
 applyMatrix4:function(){var a=new b.Vector3,c=new b.Matrix3;return function(b,e){var f=this.coplanarPoint(a).applyMatrix4(b),g=e||c.getNormalMatrix(b),g=this.normal.applyMatrix3(g).normalize();this.constant=-f.dot(g);return this}}(),translate:function(a){this.constant-=a.dot(this.normal);return this},equals:function(a){return a.normal.equals(this.normal)&&a.constant===this.constant}};b.Frustum=function(a,c,d,e,f,g){this.planes=[void 0!==a?a:new b.Plane,void 0!==c?c:new b.Plane,void 0!==d?d:new b.Plane,
-void 0!==e?e:new b.Plane,void 0!==f?f:new b.Plane,void 0!==g?g:new b.Plane]};b.Frustum.prototype={constructor:b.Frustum,set:function(a,b,d,e,f,g){var h=this.planes;h[0].copy(a);h[1].copy(b);h[2].copy(d);h[3].copy(e);h[4].copy(f);h[5].copy(g);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){for(var b=this.planes,d=0;6>d;d++)b[d].copy(a.planes[d]);return this},setFromMatrix:function(a){var b=this.planes,d=a.elements;a=d[0];var e=d[1],f=d[2],g=d[3],h=d[4],q=d[5],
-k=d[6],n=d[7],m=d[8],t=d[9],l=d[10],s=d[11],p=d[12],r=d[13],u=d[14],d=d[15];b[0].setComponents(g-a,n-h,s-m,d-p).normalize();b[1].setComponents(g+a,n+h,s+m,d+p).normalize();b[2].setComponents(g+e,n+q,s+t,d+r).normalize();b[3].setComponents(g-e,n-q,s-t,d-r).normalize();b[4].setComponents(g-f,n-k,s-l,d-u).normalize();b[5].setComponents(g+f,n+k,s+l,d+u).normalize();return this},intersectsObject:function(){var a=new b.Sphere;return function(b){var d=b.geometry;null===d.boundingSphere&&d.computeBoundingSphere();
+void 0!==e?e:new b.Plane,void 0!==f?f:new b.Plane,void 0!==g?g:new b.Plane]};b.Frustum.prototype={constructor:b.Frustum,set:function(a,b,d,e,f,g){var h=this.planes;h[0].copy(a);h[1].copy(b);h[2].copy(d);h[3].copy(e);h[4].copy(f);h[5].copy(g);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){for(var b=this.planes,d=0;6>d;d++)b[d].copy(a.planes[d]);return this},setFromMatrix:function(a){var b=this.planes,d=a.elements;a=d[0];var e=d[1],f=d[2],g=d[3],h=d[4],p=d[5],
+k=d[6],m=d[7],q=d[8],y=d[9],l=d[10],s=d[11],n=d[12],t=d[13],x=d[14],d=d[15];b[0].setComponents(g-a,m-h,s-q,d-n).normalize();b[1].setComponents(g+a,m+h,s+q,d+n).normalize();b[2].setComponents(g+e,m+p,s+y,d+t).normalize();b[3].setComponents(g-e,m-p,s-y,d-t).normalize();b[4].setComponents(g-f,m-k,s-l,d-x).normalize();b[5].setComponents(g+f,m+k,s+l,d+x).normalize();return this},intersectsObject:function(){var a=new b.Sphere;return function(b){var d=b.geometry;null===d.boundingSphere&&d.computeBoundingSphere();
 a.copy(d.boundingSphere);a.applyMatrix4(b.matrixWorld);return this.intersectsSphere(a)}}(),intersectsSphere:function(a){var b=this.planes,d=a.center;a=-a.radius;for(var e=0;6>e;e++)if(b[e].distanceToPoint(d)<a)return!1;return!0},intersectsBox:function(){var a=new b.Vector3,c=new b.Vector3;return function(b){for(var e=this.planes,f=0;6>f;f++){var g=e[f];a.x=0<g.normal.x?b.min.x:b.max.x;c.x=0<g.normal.x?b.max.x:b.min.x;a.y=0<g.normal.y?b.min.y:b.max.y;c.y=0<g.normal.y?b.max.y:b.min.y;a.z=0<g.normal.z?
 b.min.z:b.max.z;c.z=0<g.normal.z?b.max.z:b.min.z;var h=g.distanceToPoint(a),g=g.distanceToPoint(c);if(0>h&&0>g)return!1}return!0}}(),containsPoint:function(a){for(var b=this.planes,d=0;6>d;d++)if(0>b[d].distanceToPoint(a))return!1;return!0}};b.Math={DEG2RAD:Math.PI/180,RAD2DEG:180/Math.PI,generateUUID:function(){var a="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz".split(""),b=Array(36),d=0,e;return function(){for(var f=0;36>f;f++)8===f||13===f||18===f||23===f?b[f]="-":14===f?b[f]=
 "4":(2>=d&&(d=33554432+16777216*Math.random()|0),e=d&15,d>>=4,b[f]=a[19===f?e&3|8:e]);return b.join("")}}(),clamp:function(a,b,d){return Math.max(b,Math.min(d,a))},euclideanModulo:function(a,b){return(a%b+b)%b},mapLinear:function(a,b,d,e,f){return e+(a-b)*(f-e)/(d-b)},smoothstep:function(a,b,d){if(a<=b)return 0;if(a>=d)return 1;a=(a-b)/(d-b);return a*a*(3-2*a)},smootherstep:function(a,b,d){if(a<=b)return 0;if(a>=d)return 1;a=(a-b)/(d-b);return a*a*a*(a*(6*a-15)+10)},random16:function(){console.warn("THREE.Math.random16() has been deprecated. Use Math.random() instead.");
 return Math.random()},randInt:function(a,b){return a+Math.floor(Math.random()*(b-a+1))},randFloat:function(a,b){return a+Math.random()*(b-a)},randFloatSpread:function(a){return a*(.5-Math.random())},degToRad:function(a){return a*b.Math.DEG2RAD},radToDeg:function(a){return a*b.Math.RAD2DEG},isPowerOfTwo:function(a){return 0===(a&a-1)&&0!==a},nearestPowerOfTwo:function(a){return Math.pow(2,Math.round(Math.log(a)/Math.LN2))},nextPowerOfTwo:function(a){a--;a|=a>>1;a|=a>>2;a|=a>>4;a|=a>>8;a|=a>>16;a++;
-return a}};b.Triangle=function(a,c,d){this.a=void 0!==a?a:new b.Vector3;this.b=void 0!==c?c:new b.Vector3;this.c=void 0!==d?d:new b.Vector3};b.Triangle.normal=function(){var a=new b.Vector3;return function(c,d,e,f){f=f||new b.Vector3;f.subVectors(e,d);a.subVectors(c,d);f.cross(a);c=f.lengthSq();return 0<c?f.multiplyScalar(1/Math.sqrt(c)):f.set(0,0,0)}}();b.Triangle.barycoordFromPoint=function(){var a=new b.Vector3,c=new b.Vector3,d=new b.Vector3;return function(e,f,g,h,q){a.subVectors(h,f);c.subVectors(g,
-f);d.subVectors(e,f);e=a.dot(a);f=a.dot(c);g=a.dot(d);var k=c.dot(c);h=c.dot(d);var n=e*k-f*f;q=q||new b.Vector3;if(0===n)return q.set(-2,-1,-1);n=1/n;k=(k*g-f*h)*n;e=(e*h-f*g)*n;return q.set(1-k-e,e,k)}}();b.Triangle.containsPoint=function(){var a=new b.Vector3;return function(c,d,e,f){c=b.Triangle.barycoordFromPoint(c,d,e,f,a);return 0<=c.x&&0<=c.y&&1>=c.x+c.y}}();b.Triangle.prototype={constructor:b.Triangle,set:function(a,b,d){this.a.copy(a);this.b.copy(b);this.c.copy(d);return this},setFromPointsAndIndices:function(a,
+return a}};b.Triangle=function(a,c,d){this.a=void 0!==a?a:new b.Vector3;this.b=void 0!==c?c:new b.Vector3;this.c=void 0!==d?d:new b.Vector3};b.Triangle.normal=function(){var a=new b.Vector3;return function(c,d,e,f){f=f||new b.Vector3;f.subVectors(e,d);a.subVectors(c,d);f.cross(a);c=f.lengthSq();return 0<c?f.multiplyScalar(1/Math.sqrt(c)):f.set(0,0,0)}}();b.Triangle.barycoordFromPoint=function(){var a=new b.Vector3,c=new b.Vector3,d=new b.Vector3;return function(e,f,g,h,p){a.subVectors(h,f);c.subVectors(g,
+f);d.subVectors(e,f);e=a.dot(a);f=a.dot(c);g=a.dot(d);var k=c.dot(c);h=c.dot(d);var m=e*k-f*f;p=p||new b.Vector3;if(0===m)return p.set(-2,-1,-1);m=1/m;k=(k*g-f*h)*m;e=(e*h-f*g)*m;return p.set(1-k-e,e,k)}}();b.Triangle.containsPoint=function(){var a=new b.Vector3;return function(c,d,e,f){c=b.Triangle.barycoordFromPoint(c,d,e,f,a);return 0<=c.x&&0<=c.y&&1>=c.x+c.y}}();b.Triangle.prototype={constructor:b.Triangle,set:function(a,b,d){this.a.copy(a);this.b.copy(b);this.c.copy(d);return this},setFromPointsAndIndices:function(a,
 b,d,e){this.a.copy(a[b]);this.b.copy(a[d]);this.c.copy(a[e]);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.a.copy(a.a);this.b.copy(a.b);this.c.copy(a.c);return this},area:function(){var a=new b.Vector3,c=new b.Vector3;return function(){a.subVectors(this.c,this.b);c.subVectors(this.a,this.b);return.5*a.cross(c).length()}}(),midpoint:function(a){return(a||new b.Vector3).addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},normal:function(a){return b.Triangle.normal(this.a,
-this.b,this.c,a)},plane:function(a){return(a||new b.Plane).setFromCoplanarPoints(this.a,this.b,this.c)},barycoordFromPoint:function(a,c){return b.Triangle.barycoordFromPoint(a,this.a,this.b,this.c,c)},containsPoint:function(a){return b.Triangle.containsPoint(a,this.a,this.b,this.c)},closestPointToPoint:function(){var a,c,d,e;return function(f,g){void 0===a&&(a=new b.Plane,c=[new b.Line3,new b.Line3,new b.Line3],d=new b.Vector3,e=new b.Vector3);var h=g||new b.Vector3,q=Infinity;a.setFromCoplanarPoints(this.a,
-this.b,this.c);a.projectPoint(f,d);if(!0===this.containsPoint(d))h.copy(d);else{c[0].set(this.a,this.b);c[1].set(this.b,this.c);c[2].set(this.c,this.a);for(var k=0;k<c.length;k++){c[k].closestPointToPoint(d,!0,e);var n=d.distanceToSquared(e);n<q&&(q=n,h.copy(e))}}return h}}(),equals:function(a){return a.a.equals(this.a)&&a.b.equals(this.b)&&a.c.equals(this.c)}};b.EventDispatcher=function(){};b.EventDispatcher.prototype={constructor:b.EventDispatcher,apply:function(a){a.addEventListener=b.EventDispatcher.prototype.addEventListener;
+this.b,this.c,a)},plane:function(a){return(a||new b.Plane).setFromCoplanarPoints(this.a,this.b,this.c)},barycoordFromPoint:function(a,c){return b.Triangle.barycoordFromPoint(a,this.a,this.b,this.c,c)},containsPoint:function(a){return b.Triangle.containsPoint(a,this.a,this.b,this.c)},closestPointToPoint:function(){var a,c,d,e;return function(f,g){void 0===a&&(a=new b.Plane,c=[new b.Line3,new b.Line3,new b.Line3],d=new b.Vector3,e=new b.Vector3);var h=g||new b.Vector3,p=Infinity;a.setFromCoplanarPoints(this.a,
+this.b,this.c);a.projectPoint(f,d);if(!0===this.containsPoint(d))h.copy(d);else{c[0].set(this.a,this.b);c[1].set(this.b,this.c);c[2].set(this.c,this.a);for(var k=0;k<c.length;k++){c[k].closestPointToPoint(d,!0,e);var m=d.distanceToSquared(e);m<p&&(p=m,h.copy(e))}}return h}}(),equals:function(a){return a.a.equals(this.a)&&a.b.equals(this.b)&&a.c.equals(this.c)}};b.EventDispatcher=function(){};b.EventDispatcher.prototype={constructor:b.EventDispatcher,apply:function(a){a.addEventListener=b.EventDispatcher.prototype.addEventListener;
 a.hasEventListener=b.EventDispatcher.prototype.hasEventListener;a.removeEventListener=b.EventDispatcher.prototype.removeEventListener;a.dispatchEvent=b.EventDispatcher.prototype.dispatchEvent},addEventListener:function(a,b){void 0===this._listeners&&(this._listeners={});var d=this._listeners;void 0===d[a]&&(d[a]=[]);-1===d[a].indexOf(b)&&d[a].push(b)},hasEventListener:function(a,b){if(void 0===this._listeners)return!1;var d=this._listeners;return void 0!==d[a]&&-1!==d[a].indexOf(b)?!0:!1},removeEventListener:function(a,
-b){if(void 0!==this._listeners){var d=this._listeners[a];if(void 0!==d){var e=d.indexOf(b);-1!==e&&d.splice(e,1)}}},dispatchEvent:function(a){if(void 0!==this._listeners){var b=this._listeners[a.type];if(void 0!==b){a.target=this;for(var d=[],e=b.length,f=0;f<e;f++)d[f]=b[f];for(f=0;f<e;f++)d[f].call(this,a)}}}};(function(a){function b(a,c){return a.distance-c.distance}function d(a,b,c,h){if(!1!==a.visible&&(a.raycast(b,c),!0===h)){a=a.children;h=0;for(var q=a.length;h<q;h++)d(a[h],b,c,!0)}}a.Raycaster=
+b){if(void 0!==this._listeners){var d=this._listeners[a];if(void 0!==d){var e=d.indexOf(b);-1!==e&&d.splice(e,1)}}},dispatchEvent:function(a){if(void 0!==this._listeners){var b=this._listeners[a.type];if(void 0!==b){a.target=this;for(var d=[],e=b.length,f=0;f<e;f++)d[f]=b[f];for(f=0;f<e;f++)d[f].call(this,a)}}}};(function(a){function b(a,c){return a.distance-c.distance}function d(a,b,c,h){if(!1!==a.visible&&(a.raycast(b,c),!0===h)){a=a.children;h=0;for(var p=a.length;h<p;h++)d(a[h],b,c,!0)}}a.Raycaster=
 function(b,c,d,h){this.ray=new a.Ray(b,c);this.near=d||0;this.far=h||Infinity;this.params={Mesh:{},Line:{},LOD:{},Points:{threshold:1},Sprite:{}};Object.defineProperties(this.params,{PointCloud:{get:function(){console.warn("THREE.Raycaster: params.PointCloud has been renamed to params.Points.");return this.Points}}})};a.Raycaster.prototype={constructor:a.Raycaster,linePrecision:1,set:function(a,b){this.ray.set(a,b)},setFromCamera:function(b,c){c instanceof a.PerspectiveCamera?(this.ray.origin.setFromMatrixPosition(c.matrixWorld),
 this.ray.direction.set(b.x,b.y,.5).unproject(c).sub(this.ray.origin).normalize()):c instanceof a.OrthographicCamera?(this.ray.origin.set(b.x,b.y,-1).unproject(c),this.ray.direction.set(0,0,-1).transformDirection(c.matrixWorld)):console.error("THREE.Raycaster: Unsupported camera type.")},intersectObject:function(a,f){var g=[];d(a,this,g,f);g.sort(b);return g},intersectObjects:function(a,f){var g=[];if(!1===Array.isArray(a))return console.warn("THREE.Raycaster.intersectObjects: objects is not an Array."),
-g;for(var h=0,q=a.length;h<q;h++)d(a[h],this,g,f);g.sort(b);return g}}})(b);b.Object3D=function(){Object.defineProperty(this,"id",{value:b.Object3DIdCount++});this.uuid=b.Math.generateUUID();this.name="";this.type="Object3D";this.parent=null;this.children=[];this.up=b.Object3D.DefaultUp.clone();var a=new b.Vector3,c=new b.Euler,d=new b.Quaternion,e=new b.Vector3(1,1,1);c.onChange(function(){d.setFromEuler(c,!1)});d.onChange(function(){c.setFromQuaternion(d,void 0,!1)});Object.defineProperties(this,
+g;for(var h=0,p=a.length;h<p;h++)d(a[h],this,g,f);g.sort(b);return g}}})(b);b.Object3D=function(){Object.defineProperty(this,"id",{value:b.Object3DIdCount++});this.uuid=b.Math.generateUUID();this.name="";this.type="Object3D";this.parent=null;this.children=[];this.up=b.Object3D.DefaultUp.clone();var a=new b.Vector3,c=new b.Euler,d=new b.Quaternion,e=new b.Vector3(1,1,1);c.onChange(function(){d.setFromEuler(c,!1)});d.onChange(function(){c.setFromQuaternion(d,void 0,!1)});Object.defineProperties(this,
 {position:{enumerable:!0,value:a},rotation:{enumerable:!0,value:c},quaternion:{enumerable:!0,value:d},scale:{enumerable:!0,value:e},modelViewMatrix:{value:new b.Matrix4},normalMatrix:{value:new b.Matrix3}});this.rotationAutoUpdate=!0;this.matrix=new b.Matrix4;this.matrixWorld=new b.Matrix4;this.matrixAutoUpdate=b.Object3D.DefaultMatrixAutoUpdate;this.matrixWorldNeedsUpdate=!1;this.layers=new b.Layers;this.visible=!0;this.receiveShadow=this.castShadow=!1;this.frustumCulled=!0;this.renderOrder=0;this.userData=
 {}};b.Object3D.DefaultUp=new b.Vector3(0,1,0);b.Object3D.DefaultMatrixAutoUpdate=!0;b.Object3D.prototype={constructor:b.Object3D,applyMatrix:function(a){this.matrix.multiplyMatrices(a,this.matrix);this.matrix.decompose(this.position,this.quaternion,this.scale)},setRotationFromAxisAngle:function(a,b){this.quaternion.setFromAxisAngle(a,b)},setRotationFromEuler:function(a){this.quaternion.setFromEuler(a,!0)},setRotationFromMatrix:function(a){this.quaternion.setFromRotationMatrix(a)},setRotationFromQuaternion:function(a){this.quaternion.copy(a)},
 rotateOnAxis:function(){var a=new b.Quaternion;return function(b,d){a.setFromAxisAngle(b,d);this.quaternion.multiply(a);return this}}(),rotateX:function(){var a=new b.Vector3(1,0,0);return function(b){return this.rotateOnAxis(a,b)}}(),rotateY:function(){var a=new b.Vector3(0,1,0);return function(b){return this.rotateOnAxis(a,b)}}(),rotateZ:function(){var a=new b.Vector3(0,0,1);return function(b){return this.rotateOnAxis(a,b)}}(),translateOnAxis:function(){var a=new b.Vector3;return function(b,d){a.copy(b).applyQuaternion(this.quaternion);
@@ -437,29 +437,29 @@
 a);this.meshPerAttribute=a.meshPerAttribute;return this};b.Geometry=function(){Object.defineProperty(this,"id",{value:b.GeometryIdCount++});this.uuid=b.Math.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.boundingSphere=this.boundingBox=null;this.groupsNeedUpdate=this.lineDistancesNeedUpdate=this.colorsNeedUpdate=this.normalsNeedUpdate=
 this.uvsNeedUpdate=this.elementsNeedUpdate=this.verticesNeedUpdate=!1};b.Geometry.prototype={constructor:b.Geometry,applyMatrix:function(a){for(var c=(new b.Matrix3).getNormalMatrix(a),d=0,e=this.vertices.length;d<e;d++)this.vertices[d].applyMatrix4(a);d=0;for(e=this.faces.length;d<e;d++){a=this.faces[d];a.normal.applyMatrix3(c).normalize();for(var f=0,g=a.vertexNormals.length;f<g;f++)a.vertexNormals[f].applyMatrix3(c).normalize()}null!==this.boundingBox&&this.computeBoundingBox();null!==this.boundingSphere&&
 this.computeBoundingSphere();this.normalsNeedUpdate=this.verticesNeedUpdate=!0;return this},rotateX:function(){var a;return function(c){void 0===a&&(a=new b.Matrix4);a.makeRotationX(c);this.applyMatrix(a);return this}}(),rotateY:function(){var a;return function(c){void 0===a&&(a=new b.Matrix4);a.makeRotationY(c);this.applyMatrix(a);return this}}(),rotateZ:function(){var a;return function(c){void 0===a&&(a=new b.Matrix4);a.makeRotationZ(c);this.applyMatrix(a);return this}}(),translate:function(){var a;
-return function(c,d,e){void 0===a&&(a=new b.Matrix4);a.makeTranslation(c,d,e);this.applyMatrix(a);return this}}(),scale:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Matrix4);a.makeScale(c,d,e);this.applyMatrix(a);return this}}(),lookAt:function(){var a;return function(c){void 0===a&&(a=new b.Object3D);a.lookAt(c);a.updateMatrix();this.applyMatrix(a.matrix)}}(),fromBufferGeometry:function(a){function c(a,c,e,f){var g=void 0!==h?[m[a].clone(),m[c].clone(),m[e].clone()]:[],p=void 0!==
-q?[d.colors[a].clone(),d.colors[c].clone(),d.colors[e].clone()]:[];f=new b.Face3(a,c,e,g,p,f);d.faces.push(f);void 0!==k&&d.faceVertexUvs[0].push([t[a].clone(),t[c].clone(),t[e].clone()]);void 0!==n&&d.faceVertexUvs[1].push([l[a].clone(),l[c].clone(),l[e].clone()])}var d=this,e=null!==a.index?a.index.array:void 0,f=a.attributes,g=f.position.array,h=void 0!==f.normal?f.normal.array:void 0,q=void 0!==f.color?f.color.array:void 0,k=void 0!==f.uv?f.uv.array:void 0,n=void 0!==f.uv2?f.uv2.array:void 0;
-void 0!==n&&(this.faceVertexUvs[1]=[]);for(var m=[],t=[],l=[],s=f=0;f<g.length;f+=3,s+=2)d.vertices.push(new b.Vector3(g[f],g[f+1],g[f+2])),void 0!==h&&m.push(new b.Vector3(h[f],h[f+1],h[f+2])),void 0!==q&&d.colors.push(new b.Color(q[f],q[f+1],q[f+2])),void 0!==k&&t.push(new b.Vector2(k[s],k[s+1])),void 0!==n&&l.push(new b.Vector2(n[s],n[s+1]));if(void 0!==e)if(g=a.groups,0<g.length)for(f=0;f<g.length;f++)for(var p=g[f],r=p.start,u=p.count,s=r,r=r+u;s<r;s+=3)c(e[s],e[s+1],e[s+2],p.materialIndex);
+return function(c,d,e){void 0===a&&(a=new b.Matrix4);a.makeTranslation(c,d,e);this.applyMatrix(a);return this}}(),scale:function(){var a;return function(c,d,e){void 0===a&&(a=new b.Matrix4);a.makeScale(c,d,e);this.applyMatrix(a);return this}}(),lookAt:function(){var a;return function(c){void 0===a&&(a=new b.Object3D);a.lookAt(c);a.updateMatrix();this.applyMatrix(a.matrix)}}(),fromBufferGeometry:function(a){function c(a,c,e,f){var g=void 0!==h?[q[a].clone(),q[c].clone(),q[e].clone()]:[],n=void 0!==
+p?[d.colors[a].clone(),d.colors[c].clone(),d.colors[e].clone()]:[];f=new b.Face3(a,c,e,g,n,f);d.faces.push(f);void 0!==k&&d.faceVertexUvs[0].push([y[a].clone(),y[c].clone(),y[e].clone()]);void 0!==m&&d.faceVertexUvs[1].push([l[a].clone(),l[c].clone(),l[e].clone()])}var d=this,e=null!==a.index?a.index.array:void 0,f=a.attributes,g=f.position.array,h=void 0!==f.normal?f.normal.array:void 0,p=void 0!==f.color?f.color.array:void 0,k=void 0!==f.uv?f.uv.array:void 0,m=void 0!==f.uv2?f.uv2.array:void 0;
+void 0!==m&&(this.faceVertexUvs[1]=[]);for(var q=[],y=[],l=[],s=f=0;f<g.length;f+=3,s+=2)d.vertices.push(new b.Vector3(g[f],g[f+1],g[f+2])),void 0!==h&&q.push(new b.Vector3(h[f],h[f+1],h[f+2])),void 0!==p&&d.colors.push(new b.Color(p[f],p[f+1],p[f+2])),void 0!==k&&y.push(new b.Vector2(k[s],k[s+1])),void 0!==m&&l.push(new b.Vector2(m[s],m[s+1]));if(void 0!==e)if(g=a.groups,0<g.length)for(f=0;f<g.length;f++)for(var n=g[f],t=n.start,x=n.count,s=t,t=t+x;s<t;s+=3)c(e[s],e[s+1],e[s+2],n.materialIndex);
 else for(f=0;f<e.length;f+=3)c(e[f],e[f+1],e[f+2]);else for(f=0;f<g.length/3;f+=3)c(f,f+1,f+2);this.computeFaceNormals();null!==a.boundingBox&&(this.boundingBox=a.boundingBox.clone());null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());return this},center:function(){this.computeBoundingBox();var a=this.boundingBox.center().negate();this.translate(a.x,a.y,a.z);return a},normalize:function(){this.computeBoundingSphere();var a=this.boundingSphere.center,c=this.boundingSphere.radius,
 c=0===c?1:1/c,d=new b.Matrix4;d.set(c,0,0,-c*a.x,0,c,0,-c*a.y,0,0,c,-c*a.z,0,0,0,1);this.applyMatrix(d);return this},computeFaceNormals:function(){for(var a=new b.Vector3,c=new b.Vector3,d=0,e=this.faces.length;d<e;d++){var f=this.faces[d],g=this.vertices[f.a],h=this.vertices[f.b];a.subVectors(this.vertices[f.c],h);c.subVectors(g,h);a.cross(c);a.normalize();f.normal.copy(a)}},computeVertexNormals:function(a){void 0===a&&(a=!0);var c,d,e;e=Array(this.vertices.length);c=0;for(d=this.vertices.length;c<
-d;c++)e[c]=new b.Vector3;if(a){var f,g,h,q=new b.Vector3,k=new b.Vector3;a=0;for(c=this.faces.length;a<c;a++)d=this.faces[a],f=this.vertices[d.a],g=this.vertices[d.b],h=this.vertices[d.c],q.subVectors(h,g),k.subVectors(f,g),q.cross(k),e[d.a].add(q),e[d.b].add(q),e[d.c].add(q)}else for(a=0,c=this.faces.length;a<c;a++)d=this.faces[a],e[d.a].add(d.normal),e[d.b].add(d.normal),e[d.c].add(d.normal);c=0;for(d=this.vertices.length;c<d;c++)e[c].normalize();a=0;for(c=this.faces.length;a<c;a++)d=this.faces[a],
+d;c++)e[c]=new b.Vector3;if(a){var f,g,h,p=new b.Vector3,k=new b.Vector3;a=0;for(c=this.faces.length;a<c;a++)d=this.faces[a],f=this.vertices[d.a],g=this.vertices[d.b],h=this.vertices[d.c],p.subVectors(h,g),k.subVectors(f,g),p.cross(k),e[d.a].add(p),e[d.b].add(p),e[d.c].add(p)}else for(a=0,c=this.faces.length;a<c;a++)d=this.faces[a],e[d.a].add(d.normal),e[d.b].add(d.normal),e[d.c].add(d.normal);c=0;for(d=this.vertices.length;c<d;c++)e[c].normalize();a=0;for(c=this.faces.length;a<c;a++)d=this.faces[a],
 f=d.vertexNormals,3===f.length?(f[0].copy(e[d.a]),f[1].copy(e[d.b]),f[2].copy(e[d.c])):(f[0]=e[d.a].clone(),f[1]=e[d.b].clone(),f[2]=e[d.c].clone());0<this.faces.length&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var a,c,d,e,f;d=0;for(e=this.faces.length;d<e;d++)for(f=this.faces[d],f.__originalFaceNormal?f.__originalFaceNormal.copy(f.normal):f.__originalFaceNormal=f.normal.clone(),f.__originalVertexNormals||(f.__originalVertexNormals=[]),a=0,c=f.vertexNormals.length;a<c;a++)f.__originalVertexNormals[a]?
-f.__originalVertexNormals[a].copy(f.vertexNormals[a]):f.__originalVertexNormals[a]=f.vertexNormals[a].clone();var g=new b.Geometry;g.faces=this.faces;a=0;for(c=this.morphTargets.length;a<c;a++){if(!this.morphNormals[a]){this.morphNormals[a]={};this.morphNormals[a].faceNormals=[];this.morphNormals[a].vertexNormals=[];f=this.morphNormals[a].faceNormals;var h=this.morphNormals[a].vertexNormals,q,k;d=0;for(e=this.faces.length;d<e;d++)q=new b.Vector3,k={a:new b.Vector3,b:new b.Vector3,c:new b.Vector3},
-f.push(q),h.push(k)}h=this.morphNormals[a];g.vertices=this.morphTargets[a].vertices;g.computeFaceNormals();g.computeVertexNormals();d=0;for(e=this.faces.length;d<e;d++)f=this.faces[d],q=h.faceNormals[d],k=h.vertexNormals[d],q.copy(f.normal),k.a.copy(f.vertexNormals[0]),k.b.copy(f.vertexNormals[1]),k.c.copy(f.vertexNormals[2])}d=0;for(e=this.faces.length;d<e;d++)f=this.faces[d],f.normal=f.__originalFaceNormal,f.vertexNormals=f.__originalVertexNormals},computeTangents:function(){console.warn("THREE.Geometry: .computeTangents() has been removed.")},
+f.__originalVertexNormals[a].copy(f.vertexNormals[a]):f.__originalVertexNormals[a]=f.vertexNormals[a].clone();var g=new b.Geometry;g.faces=this.faces;a=0;for(c=this.morphTargets.length;a<c;a++){if(!this.morphNormals[a]){this.morphNormals[a]={};this.morphNormals[a].faceNormals=[];this.morphNormals[a].vertexNormals=[];f=this.morphNormals[a].faceNormals;var h=this.morphNormals[a].vertexNormals,p,k;d=0;for(e=this.faces.length;d<e;d++)p=new b.Vector3,k={a:new b.Vector3,b:new b.Vector3,c:new b.Vector3},
+f.push(p),h.push(k)}h=this.morphNormals[a];g.vertices=this.morphTargets[a].vertices;g.computeFaceNormals();g.computeVertexNormals();d=0;for(e=this.faces.length;d<e;d++)f=this.faces[d],p=h.faceNormals[d],k=h.vertexNormals[d],p.copy(f.normal),k.a.copy(f.vertexNormals[0]),k.b.copy(f.vertexNormals[1]),k.c.copy(f.vertexNormals[2])}d=0;for(e=this.faces.length;d<e;d++)f=this.faces[d],f.normal=f.__originalFaceNormal,f.vertexNormals=f.__originalVertexNormals},computeTangents:function(){console.warn("THREE.Geometry: .computeTangents() has been removed.")},
 computeLineDistances:function(){for(var a=0,b=this.vertices,d=0,e=b.length;d<e;d++)0<d&&(a+=b[d].distanceTo(b[d-1])),this.lineDistances[d]=a},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new b.Box3);this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new b.Sphere);this.boundingSphere.setFromPoints(this.vertices)},merge:function(a,c,d){if(!1===a instanceof b.Geometry)console.error("THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.",
-a);else{var e,f=this.vertices.length,g=this.vertices,h=a.vertices,q=this.faces,k=a.faces,n=this.faceVertexUvs[0];a=a.faceVertexUvs[0];void 0===d&&(d=0);void 0!==c&&(e=(new b.Matrix3).getNormalMatrix(c));for(var m=0,t=h.length;m<t;m++){var l=h[m].clone();void 0!==c&&l.applyMatrix4(c);g.push(l)}m=0;for(t=k.length;m<t;m++){var h=k[m],s,p=h.vertexNormals,r=h.vertexColors,l=new b.Face3(h.a+f,h.b+f,h.c+f);l.normal.copy(h.normal);void 0!==e&&l.normal.applyMatrix3(e).normalize();c=0;for(g=p.length;c<g;c++)s=
-p[c].clone(),void 0!==e&&s.applyMatrix3(e).normalize(),l.vertexNormals.push(s);l.color.copy(h.color);c=0;for(g=r.length;c<g;c++)s=r[c],l.vertexColors.push(s.clone());l.materialIndex=h.materialIndex+d;q.push(l)}m=0;for(t=a.length;m<t;m++)if(d=a[m],e=[],void 0!==d){c=0;for(g=d.length;c<g;c++)e.push(d[c].clone());n.push(e)}}},mergeMesh:function(a){!1===a instanceof b.Mesh?console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",a):(a.matrixAutoUpdate&&a.updateMatrix(),this.merge(a.geometry,
+a);else{var e,f=this.vertices.length,g=this.vertices,h=a.vertices,p=this.faces,k=a.faces,m=this.faceVertexUvs[0];a=a.faceVertexUvs[0];void 0===d&&(d=0);void 0!==c&&(e=(new b.Matrix3).getNormalMatrix(c));for(var q=0,y=h.length;q<y;q++){var l=h[q].clone();void 0!==c&&l.applyMatrix4(c);g.push(l)}q=0;for(y=k.length;q<y;q++){var h=k[q],s,n=h.vertexNormals,t=h.vertexColors,l=new b.Face3(h.a+f,h.b+f,h.c+f);l.normal.copy(h.normal);void 0!==e&&l.normal.applyMatrix3(e).normalize();c=0;for(g=n.length;c<g;c++)s=
+n[c].clone(),void 0!==e&&s.applyMatrix3(e).normalize(),l.vertexNormals.push(s);l.color.copy(h.color);c=0;for(g=t.length;c<g;c++)s=t[c],l.vertexColors.push(s.clone());l.materialIndex=h.materialIndex+d;p.push(l)}q=0;for(y=a.length;q<y;q++)if(d=a[q],e=[],void 0!==d){c=0;for(g=d.length;c<g;c++)e.push(d[c].clone());m.push(e)}}},mergeMesh:function(a){!1===a instanceof b.Mesh?console.error("THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.",a):(a.matrixAutoUpdate&&a.updateMatrix(),this.merge(a.geometry,
 a.matrix))},mergeVertices:function(){var a={},b=[],d=[],e,f=Math.pow(10,4),g,h;g=0;for(h=this.vertices.length;g<h;g++)e=this.vertices[g],e=Math.round(e.x*f)+"_"+Math.round(e.y*f)+"_"+Math.round(e.z*f),void 0===a[e]?(a[e]=g,b.push(this.vertices[g]),d[g]=b.length-1):d[g]=d[a[e]];a=[];g=0;for(h=this.faces.length;g<h;g++)for(f=this.faces[g],f.a=d[f.a],f.b=d[f.b],f.c=d[f.c],f=[f.a,f.b,f.c],e=0;3>e;e++)if(f[e]===f[(e+1)%3]){a.push(g);break}for(g=a.length-1;0<=g;g--)for(f=a[g],this.faces.splice(f,1),d=0,
-h=this.faceVertexUvs.length;d<h;d++)this.faceVertexUvs[d].splice(f,1);g=this.vertices.length-b.length;this.vertices=b;return g},sortFacesByMaterialIndex:function(){for(var a=this.faces,b=a.length,d=0;d<b;d++)a[d]._id=d;a.sort(function(a,b){return a.materialIndex-b.materialIndex});var e=this.faceVertexUvs[0],f=this.faceVertexUvs[1],g,h;e&&e.length===b&&(g=[]);f&&f.length===b&&(h=[]);for(d=0;d<b;d++){var q=a[d]._id;g&&g.push(e[q]);h&&h.push(f[q])}g&&(this.faceVertexUvs[0]=g);h&&(this.faceVertexUvs[1]=
-h)},toJSON:function(){function a(a,b,c){return c?a|1<<b:a&~(1<<b)}function b(a){var c=a.x.toString()+a.y.toString()+a.z.toString();if(void 0!==m[c])return m[c];m[c]=k.length/3;k.push(a.x,a.y,a.z);return m[c]}function d(a){var b=a.r.toString()+a.g.toString()+a.b.toString();if(void 0!==t[b])return t[b];t[b]=z.length;z.push(a.getHex());return t[b]}function e(a){var b=a.x.toString()+a.y.toString();if(void 0!==s[b])return s[b];s[b]=l.length/2;l.push(a.x,a.y);return s[b]}var f={metadata:{version:4.4,type:"Geometry",
-generator:"Geometry.toJSON"}};f.uuid=this.uuid;f.type=this.type;""!==this.name&&(f.name=this.name);if(void 0!==this.parameters){var g=this.parameters,h;for(h in g)void 0!==g[h]&&(f[h]=g[h]);return f}g=[];for(h=0;h<this.vertices.length;h++){var q=this.vertices[h];g.push(q.x,q.y,q.z)}var q=[],k=[],m={},z=[],t={},l=[],s={};for(h=0;h<this.faces.length;h++){var p=this.faces[h],r=void 0!==this.faceVertexUvs[0][h],u=0<p.normal.length(),y=0<p.vertexNormals.length,v=1!==p.color.r||1!==p.color.g||1!==p.color.b,
-D=0<p.vertexColors.length,A=0,A=a(A,0,0),A=a(A,1,!0),A=a(A,2,!1),A=a(A,3,r),A=a(A,4,u),A=a(A,5,y),A=a(A,6,v),A=a(A,7,D);q.push(A);q.push(p.a,p.b,p.c);q.push(p.materialIndex);r&&(r=this.faceVertexUvs[0][h],q.push(e(r[0]),e(r[1]),e(r[2])));u&&q.push(b(p.normal));y&&(u=p.vertexNormals,q.push(b(u[0]),b(u[1]),b(u[2])));v&&q.push(d(p.color));D&&(p=p.vertexColors,q.push(d(p[0]),d(p[1]),d(p[2])))}f.data={};f.data.vertices=g;f.data.normals=k;0<z.length&&(f.data.colors=z);0<l.length&&(f.data.uvs=[l]);f.data.faces=
-q;return f},clone:function(){return(new b.Geometry).copy(this)},copy:function(a){this.vertices=[];this.faces=[];this.faceVertexUvs=[[]];for(var b=a.vertices,d=0,e=b.length;d<e;d++)this.vertices.push(b[d].clone());b=a.faces;d=0;for(e=b.length;d<e;d++)this.faces.push(b[d].clone());d=0;for(e=a.faceVertexUvs.length;d<e;d++){b=a.faceVertexUvs[d];void 0===this.faceVertexUvs[d]&&(this.faceVertexUvs[d]=[]);for(var f=0,g=b.length;f<g;f++){for(var h=b[f],k=[],m=0,n=h.length;m<n;m++)k.push(h[m].clone());this.faceVertexUvs[d].push(k)}}return this},
+h=this.faceVertexUvs.length;d<h;d++)this.faceVertexUvs[d].splice(f,1);g=this.vertices.length-b.length;this.vertices=b;return g},sortFacesByMaterialIndex:function(){for(var a=this.faces,b=a.length,d=0;d<b;d++)a[d]._id=d;a.sort(function(a,b){return a.materialIndex-b.materialIndex});var e=this.faceVertexUvs[0],f=this.faceVertexUvs[1],g,h;e&&e.length===b&&(g=[]);f&&f.length===b&&(h=[]);for(d=0;d<b;d++){var p=a[d]._id;g&&g.push(e[p]);h&&h.push(f[p])}g&&(this.faceVertexUvs[0]=g);h&&(this.faceVertexUvs[1]=
+h)},toJSON:function(){function a(a,b,c){return c?a|1<<b:a&~(1<<b)}function b(a){var c=a.x.toString()+a.y.toString()+a.z.toString();if(void 0!==m[c])return m[c];m[c]=k.length/3;k.push(a.x,a.y,a.z);return m[c]}function d(a){var b=a.r.toString()+a.g.toString()+a.b.toString();if(void 0!==y[b])return y[b];y[b]=q.length;q.push(a.getHex());return y[b]}function e(a){var b=a.x.toString()+a.y.toString();if(void 0!==s[b])return s[b];s[b]=l.length/2;l.push(a.x,a.y);return s[b]}var f={metadata:{version:4.4,type:"Geometry",
+generator:"Geometry.toJSON"}};f.uuid=this.uuid;f.type=this.type;""!==this.name&&(f.name=this.name);if(void 0!==this.parameters){var g=this.parameters,h;for(h in g)void 0!==g[h]&&(f[h]=g[h]);return f}g=[];for(h=0;h<this.vertices.length;h++){var p=this.vertices[h];g.push(p.x,p.y,p.z)}var p=[],k=[],m={},q=[],y={},l=[],s={};for(h=0;h<this.faces.length;h++){var n=this.faces[h],t=void 0!==this.faceVertexUvs[0][h],x=0<n.normal.length(),z=0<n.vertexNormals.length,v=1!==n.color.r||1!==n.color.g||1!==n.color.b,
+B=0<n.vertexColors.length,A=0,A=a(A,0,0),A=a(A,1,!0),A=a(A,2,!1),A=a(A,3,t),A=a(A,4,x),A=a(A,5,z),A=a(A,6,v),A=a(A,7,B);p.push(A);p.push(n.a,n.b,n.c);p.push(n.materialIndex);t&&(t=this.faceVertexUvs[0][h],p.push(e(t[0]),e(t[1]),e(t[2])));x&&p.push(b(n.normal));z&&(x=n.vertexNormals,p.push(b(x[0]),b(x[1]),b(x[2])));v&&p.push(d(n.color));B&&(n=n.vertexColors,p.push(d(n[0]),d(n[1]),d(n[2])))}f.data={};f.data.vertices=g;f.data.normals=k;0<q.length&&(f.data.colors=q);0<l.length&&(f.data.uvs=[l]);f.data.faces=
+p;return f},clone:function(){return(new b.Geometry).copy(this)},copy:function(a){this.vertices=[];this.faces=[];this.faceVertexUvs=[[]];for(var b=a.vertices,d=0,e=b.length;d<e;d++)this.vertices.push(b[d].clone());b=a.faces;d=0;for(e=b.length;d<e;d++)this.faces.push(b[d].clone());d=0;for(e=a.faceVertexUvs.length;d<e;d++){b=a.faceVertexUvs[d];void 0===this.faceVertexUvs[d]&&(this.faceVertexUvs[d]=[]);for(var f=0,g=b.length;f<g;f++){for(var h=b[f],k=[],m=0,r=h.length;m<r;m++)k.push(h[m].clone());this.faceVertexUvs[d].push(k)}}return this},
 dispose:function(){this.dispatchEvent({type:"dispose"})}};b.EventDispatcher.prototype.apply(b.Geometry.prototype);b.GeometryIdCount=0;b.DirectGeometry=function(){Object.defineProperty(this,"id",{value:b.GeometryIdCount++});this.uuid=b.Math.generateUUID();this.name="";this.type="DirectGeometry";this.indices=[];this.vertices=[];this.normals=[];this.colors=[];this.uvs=[];this.uvs2=[];this.groups=[];this.morphTargets={};this.skinWeights=[];this.skinIndices=[];this.boundingSphere=this.boundingBox=null;
 this.groupsNeedUpdate=this.uvsNeedUpdate=this.colorsNeedUpdate=this.normalsNeedUpdate=this.verticesNeedUpdate=!1};b.DirectGeometry.prototype={constructor:b.DirectGeometry,computeBoundingBox:b.Geometry.prototype.computeBoundingBox,computeBoundingSphere:b.Geometry.prototype.computeBoundingSphere,computeFaceNormals:function(){console.warn("THREE.DirectGeometry: computeFaceNormals() is not a method of this type of geometry.")},computeVertexNormals:function(){console.warn("THREE.DirectGeometry: computeVertexNormals() is not a method of this type of geometry.")},
-computeGroups:function(a){var b,d=[],e;a=a.faces;for(var f=0;f<a.length;f++){var g=a[f];g.materialIndex!==e&&(e=g.materialIndex,void 0!==b&&(b.count=3*f-b.start,d.push(b)),b={start:3*f,materialIndex:e})}void 0!==b&&(b.count=3*f-b.start,d.push(b));this.groups=d},fromGeometry:function(a){var c=a.faces,d=a.vertices,e=a.faceVertexUvs,f=e[0]&&0<e[0].length,g=e[1]&&0<e[1].length,h=a.morphTargets,k=h.length,m;if(0<k){m=[];for(var n=0;n<k;n++)m[n]=[];this.morphTargets.position=m}var z=a.morphNormals,t=z.length,
-l;if(0<t){l=[];for(n=0;n<t;n++)l[n]=[];this.morphTargets.normal=l}for(var s=a.skinIndices,p=a.skinWeights,r=s.length===d.length,u=p.length===d.length,n=0;n<c.length;n++){var y=c[n];this.vertices.push(d[y.a],d[y.b],d[y.c]);var v=y.vertexNormals;3===v.length?this.normals.push(v[0],v[1],v[2]):(v=y.normal,this.normals.push(v,v,v));v=y.vertexColors;3===v.length?this.colors.push(v[0],v[1],v[2]):(v=y.color,this.colors.push(v,v,v));!0===f&&(v=e[0][n],void 0!==v?this.uvs.push(v[0],v[1],v[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",
-n),this.uvs.push(new b.Vector2,new b.Vector2,new b.Vector2)));!0===g&&(v=e[1][n],void 0!==v?this.uvs2.push(v[0],v[1],v[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",n),this.uvs2.push(new b.Vector2,new b.Vector2,new b.Vector2)));for(v=0;v<k;v++){var D=h[v].vertices;m[v].push(D[y.a],D[y.b],D[y.c])}for(v=0;v<t;v++)D=z[v].vertexNormals[n],l[v].push(D.a,D.b,D.c);r&&this.skinIndices.push(s[y.a],s[y.b],s[y.c]);u&&this.skinWeights.push(p[y.a],p[y.b],p[y.c])}this.computeGroups(a);
+computeGroups:function(a){var b,d=[],e;a=a.faces;for(var f=0;f<a.length;f++){var g=a[f];g.materialIndex!==e&&(e=g.materialIndex,void 0!==b&&(b.count=3*f-b.start,d.push(b)),b={start:3*f,materialIndex:e})}void 0!==b&&(b.count=3*f-b.start,d.push(b));this.groups=d},fromGeometry:function(a){var c=a.faces,d=a.vertices,e=a.faceVertexUvs,f=e[0]&&0<e[0].length,g=e[1]&&0<e[1].length,h=a.morphTargets,k=h.length,m;if(0<k){m=[];for(var r=0;r<k;r++)m[r]=[];this.morphTargets.position=m}var q=a.morphNormals,y=q.length,
+l;if(0<y){l=[];for(r=0;r<y;r++)l[r]=[];this.morphTargets.normal=l}for(var s=a.skinIndices,n=a.skinWeights,t=s.length===d.length,x=n.length===d.length,r=0;r<c.length;r++){var z=c[r];this.vertices.push(d[z.a],d[z.b],d[z.c]);var v=z.vertexNormals;3===v.length?this.normals.push(v[0],v[1],v[2]):(v=z.normal,this.normals.push(v,v,v));v=z.vertexColors;3===v.length?this.colors.push(v[0],v[1],v[2]):(v=z.color,this.colors.push(v,v,v));!0===f&&(v=e[0][r],void 0!==v?this.uvs.push(v[0],v[1],v[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ",
+r),this.uvs.push(new b.Vector2,new b.Vector2,new b.Vector2)));!0===g&&(v=e[1][r],void 0!==v?this.uvs2.push(v[0],v[1],v[2]):(console.warn("THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ",r),this.uvs2.push(new b.Vector2,new b.Vector2,new b.Vector2)));for(v=0;v<k;v++){var B=h[v].vertices;m[v].push(B[z.a],B[z.b],B[z.c])}for(v=0;v<y;v++)B=q[v].vertexNormals[r],l[v].push(B.a,B.b,B.c);t&&this.skinIndices.push(s[z.a],s[z.b],s[z.c]);x&&this.skinWeights.push(n[z.a],n[z.b],n[z.c])}this.computeGroups(a);
 this.verticesNeedUpdate=a.verticesNeedUpdate;this.normalsNeedUpdate=a.normalsNeedUpdate;this.colorsNeedUpdate=a.colorsNeedUpdate;this.uvsNeedUpdate=a.uvsNeedUpdate;this.groupsNeedUpdate=a.groupsNeedUpdate;return this},dispose:function(){this.dispatchEvent({type:"dispose"})}};b.EventDispatcher.prototype.apply(b.DirectGeometry.prototype);b.BufferGeometry=function(){Object.defineProperty(this,"id",{value:b.GeometryIdCount++});this.uuid=b.Math.generateUUID();this.name="";this.type="BufferGeometry";this.index=
 null;this.attributes={};this.morphAttributes={};this.groups=[];this.boundingSphere=this.boundingBox=null;this.drawRange={start:0,count:Infinity}};b.BufferGeometry.prototype={constructor:b.BufferGeometry,getIndex:function(){return this.index},setIndex:function(a){this.index=a},addAttribute:function(a,c,d){if(!1===c instanceof b.BufferAttribute&&!1===c instanceof b.InterleavedBufferAttribute)console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.addAttribute(a,new b.BufferAttribute(c,
 d));else if("index"===a)console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(c);else return this.attributes[a]=c,this},getAttribute:function(a){return this.attributes[a]},removeAttribute:function(a){delete this.attributes[a];return this},addGroup:function(a,b,d){this.groups.push({start:a,count:b,materialIndex:void 0!==d?d:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(a,b){this.drawRange.start=a;this.drawRange.count=b},applyMatrix:function(a){var c=
@@ -475,10 +475,10 @@
 (d=new b.Float32Attribute(4*a.skinWeights.length,4),this.addAttribute("skinWeight",d.copyVector4sArray(a.skinWeights)));null!==a.boundingSphere&&(this.boundingSphere=a.boundingSphere.clone());null!==a.boundingBox&&(this.boundingBox=a.boundingBox.clone());return this},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new b.Box3);var a=this.attributes.position.array;void 0!==a?this.boundingBox.setFromArray(a):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(){var a=new b.Box3,c=new b.Vector3;return function(){null===this.boundingSphere&&(this.boundingSphere=new b.Sphere);var d=this.attributes.position.array;if(d){var e=this.boundingSphere.center;a.setFromArray(d);a.center(e);for(var f=0,g=0,h=d.length;g<h;g+=3)c.fromArray(d,g),f=Math.max(f,
 e.distanceToSquared(c));this.boundingSphere.radius=Math.sqrt(f);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 a=this.index,c=this.attributes,d=this.groups;if(c.position){var e=c.position.array;if(void 0===c.normal)this.addAttribute("normal",new b.BufferAttribute(new Float32Array(e.length),3));
-else for(var f=c.normal.array,g=0,h=f.length;g<h;g++)f[g]=0;var f=c.normal.array,k,m,n,z=new b.Vector3,t=new b.Vector3,l=new b.Vector3,s=new b.Vector3,p=new b.Vector3;if(a){a=a.array;0===d.length&&this.addGroup(0,a.length);for(var r=0,u=d.length;r<u;++r)for(g=d[r],h=g.start,k=g.count,g=h,h+=k;g<h;g+=3)k=3*a[g+0],m=3*a[g+1],n=3*a[g+2],z.fromArray(e,k),t.fromArray(e,m),l.fromArray(e,n),s.subVectors(l,t),p.subVectors(z,t),s.cross(p),f[k]+=s.x,f[k+1]+=s.y,f[k+2]+=s.z,f[m]+=s.x,f[m+1]+=s.y,f[m+2]+=s.z,
-f[n]+=s.x,f[n+1]+=s.y,f[n+2]+=s.z}else for(g=0,h=e.length;g<h;g+=9)z.fromArray(e,g),t.fromArray(e,g+3),l.fromArray(e,g+6),s.subVectors(l,t),p.subVectors(z,t),s.cross(p),f[g]=s.x,f[g+1]=s.y,f[g+2]=s.z,f[g+3]=s.x,f[g+4]=s.y,f[g+5]=s.z,f[g+6]=s.x,f[g+7]=s.y,f[g+8]=s.z;this.normalizeNormals();c.normal.needsUpdate=!0}},merge:function(a,c){if(!1===a instanceof b.BufferGeometry)console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",a);else{void 0===c&&(c=0);var d=
+else for(var f=c.normal.array,g=0,h=f.length;g<h;g++)f[g]=0;var f=c.normal.array,k,m,r,q=new b.Vector3,y=new b.Vector3,l=new b.Vector3,s=new b.Vector3,n=new b.Vector3;if(a){a=a.array;0===d.length&&this.addGroup(0,a.length);for(var t=0,x=d.length;t<x;++t)for(g=d[t],h=g.start,k=g.count,g=h,h+=k;g<h;g+=3)k=3*a[g+0],m=3*a[g+1],r=3*a[g+2],q.fromArray(e,k),y.fromArray(e,m),l.fromArray(e,r),s.subVectors(l,y),n.subVectors(q,y),s.cross(n),f[k]+=s.x,f[k+1]+=s.y,f[k+2]+=s.z,f[m]+=s.x,f[m+1]+=s.y,f[m+2]+=s.z,
+f[r]+=s.x,f[r+1]+=s.y,f[r+2]+=s.z}else for(g=0,h=e.length;g<h;g+=9)q.fromArray(e,g),y.fromArray(e,g+3),l.fromArray(e,g+6),s.subVectors(l,y),n.subVectors(q,y),s.cross(n),f[g]=s.x,f[g+1]=s.y,f[g+2]=s.z,f[g+3]=s.x,f[g+4]=s.y,f[g+5]=s.z,f[g+6]=s.x,f[g+7]=s.y,f[g+8]=s.z;this.normalizeNormals();c.normal.needsUpdate=!0}},merge:function(a,c){if(!1===a instanceof b.BufferGeometry)console.error("THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.",a);else{void 0===c&&(c=0);var d=
 this.attributes,e;for(e in d)if(void 0!==a.attributes[e])for(var f=d[e].array,g=a.attributes[e],h=g.array,k=0,g=g.itemSize*c;k<h.length;k++,g++)f[g]=h[k];return this}},normalizeNormals:function(){for(var a=this.attributes.normal.array,b,d,e,f=0,g=a.length;f<g;f+=3)b=a[f],d=a[f+1],e=a[f+2],b=1/Math.sqrt(b*b+d*d+e*e),a[f]*=b,a[f+1]*=b,a[f+2]*=b},toNonIndexed:function(){if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): Geometry is already non-indexed."),this;var a=new b.BufferGeometry,
-c=this.index.array,d=this.attributes,e;for(e in d){for(var f=d[e],g=f.array,f=f.itemSize,h=new g.constructor(c.length*f),k=0,m=0,n=0,z=c.length;n<z;n++)for(var k=c[n]*f,t=0;t<f;t++)h[m++]=g[k++];a.addAttribute(e,new b.BufferAttribute(h,f))}return a},toJSON:function(){var a={metadata:{version:4.4,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};a.uuid=this.uuid;a.type=this.type;""!==this.name&&(a.name=this.name);if(void 0!==this.parameters){var b=this.parameters,d;for(d in b)void 0!==b[d]&&
+c=this.index.array,d=this.attributes,e;for(e in d){for(var f=d[e],g=f.array,f=f.itemSize,h=new g.constructor(c.length*f),k=0,m=0,r=0,q=c.length;r<q;r++)for(var k=c[r]*f,y=0;y<f;y++)h[m++]=g[k++];a.addAttribute(e,new b.BufferAttribute(h,f))}return a},toJSON:function(){var a={metadata:{version:4.4,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};a.uuid=this.uuid;a.type=this.type;""!==this.name&&(a.name=this.name);if(void 0!==this.parameters){var b=this.parameters,d;for(d in b)void 0!==b[d]&&
 (a[d]=b[d]);return a}a.data={attributes:{}};var e=this.index;null!==e&&(b=Array.prototype.slice.call(e.array),a.data.index={type:e.array.constructor.name,array:b});e=this.attributes;for(d in e){var f=e[d],b=Array.prototype.slice.call(f.array);a.data.attributes[d]={itemSize:f.itemSize,type:f.array.constructor.name,array:b,normalized:f.normalized}}d=this.groups;0<d.length&&(a.data.groups=JSON.parse(JSON.stringify(d)));d=this.boundingSphere;null!==d&&(a.data.boundingSphere={center:d.center.toArray(),
 radius:d.radius});return a},clone:function(){return(new b.BufferGeometry).copy(this)},copy:function(a){var b=a.index;null!==b&&this.setIndex(b.clone());var b=a.attributes,d;for(d in b)this.addAttribute(d,b[d].clone());a=a.groups;d=0;for(b=a.length;d<b;d++){var e=a[d];this.addGroup(e.start,e.count,e.materialIndex)}return this},dispose:function(){this.dispatchEvent({type:"dispose"})}};b.EventDispatcher.prototype.apply(b.BufferGeometry.prototype);b.BufferGeometry.MaxIndex=65535;b.InstancedBufferGeometry=
 function(){b.BufferGeometry.call(this);this.type="InstancedBufferGeometry";this.maxInstancedCount=void 0};b.InstancedBufferGeometry.prototype=Object.create(b.BufferGeometry.prototype);b.InstancedBufferGeometry.prototype.constructor=b.InstancedBufferGeometry;b.InstancedBufferGeometry.prototype.addGroup=function(a,b,d){this.groups.push({start:a,count:b,instances:d})};b.InstancedBufferGeometry.prototype.copy=function(a){var b=a.index;null!==b&&this.setIndex(b.clone());var b=a.attributes,d;for(d in b)this.addAttribute(d,
@@ -535,29 +535,29 @@
 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.shading=b.SmoothShading;this.linewidth=1;this.wireframe=!1;this.wireframeLinewidth=1;this.clipping=this.lights=this.fog=!1;this.vertexColors=b.NoColors;this.morphNormals=this.morphTargets=this.skinning=!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;void 0!==a&&(void 0!==a.attributes&&console.error("THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead."),this.setValues(a))};b.ShaderMaterial.prototype=Object.create(b.Material.prototype);b.ShaderMaterial.prototype.constructor=b.ShaderMaterial;b.ShaderMaterial.prototype.copy=function(a){b.Material.prototype.copy.call(this,
 a);this.fragmentShader=a.fragmentShader;this.vertexShader=a.vertexShader;this.uniforms=b.UniformsUtils.clone(a.uniforms);this.defines=a.defines;this.shading=a.shading;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.fog=a.fog;this.lights=a.lights;this.clipping=a.clipping;this.vertexColors=a.vertexColors;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;this.extensions=a.extensions;return this};b.ShaderMaterial.prototype.toJSON=function(a){a=
-b.Material.prototype.toJSON.call(this,a);a.uniforms=this.uniforms;a.vertexShader=this.vertexShader;a.fragmentShader=this.fragmentShader;return a};b.RawShaderMaterial=function(a){b.ShaderMaterial.call(this,a);this.type="RawShaderMaterial"};b.RawShaderMaterial.prototype=Object.create(b.ShaderMaterial.prototype);b.RawShaderMaterial.prototype.constructor=b.RawShaderMaterial;b.Texture=function(a,c,d,e,f,g,h,k,m,n){Object.defineProperty(this,"id",{value:b.TextureIdCount++});this.uuid=b.Math.generateUUID();
+b.Material.prototype.toJSON.call(this,a);a.uniforms=this.uniforms;a.vertexShader=this.vertexShader;a.fragmentShader=this.fragmentShader;return a};b.RawShaderMaterial=function(a){b.ShaderMaterial.call(this,a);this.type="RawShaderMaterial"};b.RawShaderMaterial.prototype=Object.create(b.ShaderMaterial.prototype);b.RawShaderMaterial.prototype.constructor=b.RawShaderMaterial;b.Texture=function(a,c,d,e,f,g,h,k,m,r){Object.defineProperty(this,"id",{value:b.TextureIdCount++});this.uuid=b.Math.generateUUID();
 this.sourceFile=this.name="";this.image=void 0!==a?a:b.Texture.DEFAULT_IMAGE;this.mipmaps=[];this.mapping=void 0!==c?c:b.Texture.DEFAULT_MAPPING;this.wrapS=void 0!==d?d:b.ClampToEdgeWrapping;this.wrapT=void 0!==e?e:b.ClampToEdgeWrapping;this.magFilter=void 0!==f?f:b.LinearFilter;this.minFilter=void 0!==g?g:b.LinearMipMapLinearFilter;this.anisotropy=void 0!==m?m:1;this.format=void 0!==h?h:b.RGBAFormat;this.type=void 0!==k?k:b.UnsignedByteType;this.offset=new b.Vector2(0,0);this.repeat=new b.Vector2(1,
-1);this.generateMipmaps=!0;this.premultiplyAlpha=!1;this.flipY=!0;this.unpackAlignment=4;this.encoding=void 0!==n?n:b.LinearEncoding;this.version=0;this.onUpdate=null};b.Texture.DEFAULT_IMAGE=void 0;b.Texture.DEFAULT_MAPPING=b.UVMapping;b.Texture.prototype={constructor:b.Texture,set needsUpdate(a){!0===a&&this.version++},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.image=a.image;this.mipmaps=a.mipmaps.slice(0);this.mapping=a.mapping;this.wrapS=a.wrapS;this.wrapT=
+1);this.generateMipmaps=!0;this.premultiplyAlpha=!1;this.flipY=!0;this.unpackAlignment=4;this.encoding=void 0!==r?r:b.LinearEncoding;this.version=0;this.onUpdate=null};b.Texture.DEFAULT_IMAGE=void 0;b.Texture.DEFAULT_MAPPING=b.UVMapping;b.Texture.prototype={constructor:b.Texture,set needsUpdate(a){!0===a&&this.version++},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.image=a.image;this.mipmaps=a.mipmaps.slice(0);this.mapping=a.mapping;this.wrapS=a.wrapS;this.wrapT=
 a.wrapT;this.magFilter=a.magFilter;this.minFilter=a.minFilter;this.anisotropy=a.anisotropy;this.format=a.format;this.type=a.type;this.offset.copy(a.offset);this.repeat.copy(a.repeat);this.generateMipmaps=a.generateMipmaps;this.premultiplyAlpha=a.premultiplyAlpha;this.flipY=a.flipY;this.unpackAlignment=a.unpackAlignment;this.encoding=a.encoding;return this},toJSON:function(a){if(void 0!==a.textures[this.uuid])return a.textures[this.uuid];var c={metadata:{version:4.4,type:"Texture",generator:"Texture.toJSON"},
 uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],wrap:[this.wrapS,this.wrapT],minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy};if(void 0!==this.image){var d=this.image;void 0===d.uuid&&(d.uuid=b.Math.generateUUID());if(void 0===a.images[d.uuid]){var e=a.images,f=d.uuid,g=d.uuid,h;void 0!==d.toDataURL?h=d:(h=document.createElement("canvas"),h.width=d.width,h.height=d.height,h.getContext("2d").drawImage(d,
 0,0,d.width,d.height));h=2048<h.width||2048<h.height?h.toDataURL("image/jpeg",.6):h.toDataURL("image/png");e[f]={uuid:g,url:h}}c.image=d.uuid}return a.textures[this.uuid]=c},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(a){if(this.mapping===b.UVMapping){a.multiply(this.repeat);a.add(this.offset);if(0>a.x||1<a.x)switch(this.wrapS){case b.RepeatWrapping:a.x-=Math.floor(a.x);break;case b.ClampToEdgeWrapping:a.x=0>a.x?0:1;break;case b.MirroredRepeatWrapping:1===Math.abs(Math.floor(a.x)%
 2)?a.x=Math.ceil(a.x)-a.x:a.x-=Math.floor(a.x)}if(0>a.y||1<a.y)switch(this.wrapT){case b.RepeatWrapping:a.y-=Math.floor(a.y);break;case b.ClampToEdgeWrapping:a.y=0>a.y?0:1;break;case b.MirroredRepeatWrapping:1===Math.abs(Math.floor(a.y)%2)?a.y=Math.ceil(a.y)-a.y:a.y-=Math.floor(a.y)}this.flipY&&(a.y=1-a.y)}}};b.EventDispatcher.prototype.apply(b.Texture.prototype);b.TextureIdCount=0;b.DepthTexture=function(a,c,d,e,f,g,h,k,m){b.Texture.call(this,null,e,f,g,h,k,b.DepthFormat,d,m);this.image={width:a,
-height:c};this.type=void 0!==d?d:b.UnsignedShortType;this.magFilter=void 0!==h?h:b.NearestFilter;this.minFilter=void 0!==k?k:b.NearestFilter;this.generateMipmaps=this.flipY=!1};b.DepthTexture.prototype=Object.create(b.Texture.prototype);b.DepthTexture.prototype.constructor=b.DepthTexture;b.CompressedTexture=function(a,c,d,e,f,g,h,k,m,n,z,t){b.Texture.call(this,null,g,h,k,m,n,e,f,z,t);this.image={width:c,height:d};this.mipmaps=a;this.generateMipmaps=this.flipY=!1};b.CompressedTexture.prototype=Object.create(b.Texture.prototype);
-b.CompressedTexture.prototype.constructor=b.CompressedTexture;b.DataTexture=function(a,c,d,e,f,g,h,k,m,n,z,t){b.Texture.call(this,null,g,h,k,m,n,e,f,z,t);this.image={data:a,width:c,height:d};this.magFilter=void 0!==m?m:b.NearestFilter;this.minFilter=void 0!==n?n:b.NearestFilter;this.generateMipmaps=this.flipY=!1};b.DataTexture.prototype=Object.create(b.Texture.prototype);b.DataTexture.prototype.constructor=b.DataTexture;b.Line=function(a,c,d){if(1===d)return console.warn("THREE.Line: parameter THREE.LinePieces no longer supported. Created THREE.LineSegments instead."),
+height:c};this.type=void 0!==d?d:b.UnsignedShortType;this.magFilter=void 0!==h?h:b.NearestFilter;this.minFilter=void 0!==k?k:b.NearestFilter;this.generateMipmaps=this.flipY=!1};b.DepthTexture.prototype=Object.create(b.Texture.prototype);b.DepthTexture.prototype.constructor=b.DepthTexture;b.CompressedTexture=function(a,c,d,e,f,g,h,k,m,r,q,y){b.Texture.call(this,null,g,h,k,m,r,e,f,q,y);this.image={width:c,height:d};this.mipmaps=a;this.generateMipmaps=this.flipY=!1};b.CompressedTexture.prototype=Object.create(b.Texture.prototype);
+b.CompressedTexture.prototype.constructor=b.CompressedTexture;b.DataTexture=function(a,c,d,e,f,g,h,k,m,r,q,y){b.Texture.call(this,null,g,h,k,m,r,e,f,q,y);this.image={data:a,width:c,height:d};this.magFilter=void 0!==m?m:b.NearestFilter;this.minFilter=void 0!==r?r:b.NearestFilter;this.generateMipmaps=this.flipY=!1};b.DataTexture.prototype=Object.create(b.Texture.prototype);b.DataTexture.prototype.constructor=b.DataTexture;b.Line=function(a,c,d){if(1===d)return console.warn("THREE.Line: parameter THREE.LinePieces no longer supported. Created THREE.LineSegments instead."),
 new b.LineSegments(a,c);b.Object3D.call(this);this.type="Line";this.geometry=void 0!==a?a:new b.Geometry;this.material=void 0!==c?c:new b.LineBasicMaterial({color:16777215*Math.random()})};b.Line.prototype=Object.create(b.Object3D.prototype);b.Line.prototype.constructor=b.Line;b.Line.prototype.raycast=function(){var a=new b.Matrix4,c=new b.Ray,d=new b.Sphere;return function(e,f){var g=e.linePrecision,g=g*g,h=this.geometry,k=this.matrixWorld;null===h.boundingSphere&&h.computeBoundingSphere();d.copy(h.boundingSphere);
-d.applyMatrix4(k);if(!1!==e.ray.intersectsSphere(d)){a.getInverse(k);c.copy(e.ray).applyMatrix4(a);var m=new b.Vector3,n=new b.Vector3,k=new b.Vector3,z=new b.Vector3,t=this instanceof b.LineSegments?2:1;if(h instanceof b.BufferGeometry){var l=h.index,s=h.attributes.position.array;if(null!==l)for(var l=l.array,h=0,p=l.length-1;h<p;h+=t){var r=l[h+1];m.fromArray(s,3*l[h]);n.fromArray(s,3*r);r=c.distanceSqToSegment(m,n,z,k);r>g||(z.applyMatrix4(this.matrixWorld),r=e.ray.origin.distanceTo(z),r<e.near||
-r>e.far||f.push({distance:r,point:k.clone().applyMatrix4(this.matrixWorld),index:h,face:null,faceIndex:null,object:this}))}else for(h=0,p=s.length/3-1;h<p;h+=t)m.fromArray(s,3*h),n.fromArray(s,3*h+3),r=c.distanceSqToSegment(m,n,z,k),r>g||(z.applyMatrix4(this.matrixWorld),r=e.ray.origin.distanceTo(z),r<e.near||r>e.far||f.push({distance:r,point:k.clone().applyMatrix4(this.matrixWorld),index:h,face:null,faceIndex:null,object:this}))}else if(h instanceof b.Geometry)for(m=h.vertices,n=m.length,h=0;h<n-
-1;h+=t)r=c.distanceSqToSegment(m[h],m[h+1],z,k),r>g||(z.applyMatrix4(this.matrixWorld),r=e.ray.origin.distanceTo(z),r<e.near||r>e.far||f.push({distance:r,point:k.clone().applyMatrix4(this.matrixWorld),index:h,face:null,faceIndex:null,object:this}))}}}();b.Line.prototype.clone=function(){return(new this.constructor(this.geometry,this.material)).copy(this)};b.LineStrip=0;b.LinePieces=1;b.Points=function(a,c){b.Object3D.call(this);this.type="Points";this.geometry=void 0!==a?a:new b.Geometry;this.material=
-void 0!==c?c:new b.PointsMaterial({color:16777215*Math.random()})};b.Points.prototype=Object.create(b.Object3D.prototype);b.Points.prototype.constructor=b.Points;b.Points.prototype.raycast=function(){var a=new b.Matrix4,c=new b.Ray,d=new b.Sphere;return function(e,f){function g(a,b){var d=c.distanceSqToPoint(a);if(d<r){var g=c.closestPointToPoint(a);g.applyMatrix4(m);var l=e.ray.origin.distanceTo(g);l<e.near||l>e.far||f.push({distance:l,distanceToRay:Math.sqrt(d),point:g.clone(),index:b,face:null,
-object:h})}}var h=this,k=this.geometry,m=this.matrixWorld,n=e.params.Points.threshold;null===k.boundingSphere&&k.computeBoundingSphere();d.copy(k.boundingSphere);d.applyMatrix4(m);if(!1!==e.ray.intersectsSphere(d)){a.getInverse(m);c.copy(e.ray).applyMatrix4(a);var n=n/((this.scale.x+this.scale.y+this.scale.z)/3),r=n*n,n=new b.Vector3;if(k instanceof b.BufferGeometry){var t=k.index,k=k.attributes.position.array;if(null!==t)for(var l=t.array,t=0,s=l.length;t<s;t++){var p=l[t];n.fromArray(k,3*p);g(n,
-p)}else for(t=0,l=k.length/3;t<l;t++)n.fromArray(k,3*t),g(n,t)}else for(n=k.vertices,t=0,l=n.length;t<l;t++)g(n[t],t)}}}();b.Points.prototype.clone=function(){return(new this.constructor(this.geometry,this.material)).copy(this)};b.LineSegments=function(a,c){b.Line.call(this,a,c);this.type="LineSegments"};b.LineSegments.prototype=Object.create(b.Line.prototype);b.LineSegments.prototype.constructor=b.LineSegments;b.Mesh=function(a,c){b.Object3D.call(this);this.type="Mesh";this.geometry=void 0!==a?a:
+d.applyMatrix4(k);if(!1!==e.ray.intersectsSphere(d)){a.getInverse(k);c.copy(e.ray).applyMatrix4(a);var m=new b.Vector3,r=new b.Vector3,k=new b.Vector3,q=new b.Vector3,y=this instanceof b.LineSegments?2:1;if(h instanceof b.BufferGeometry){var l=h.index,s=h.attributes.position.array;if(null!==l)for(var l=l.array,h=0,n=l.length-1;h<n;h+=y){var t=l[h+1];m.fromArray(s,3*l[h]);r.fromArray(s,3*t);t=c.distanceSqToSegment(m,r,q,k);t>g||(q.applyMatrix4(this.matrixWorld),t=e.ray.origin.distanceTo(q),t<e.near||
+t>e.far||f.push({distance:t,point:k.clone().applyMatrix4(this.matrixWorld),index:h,face:null,faceIndex:null,object:this}))}else for(h=0,n=s.length/3-1;h<n;h+=y)m.fromArray(s,3*h),r.fromArray(s,3*h+3),t=c.distanceSqToSegment(m,r,q,k),t>g||(q.applyMatrix4(this.matrixWorld),t=e.ray.origin.distanceTo(q),t<e.near||t>e.far||f.push({distance:t,point:k.clone().applyMatrix4(this.matrixWorld),index:h,face:null,faceIndex:null,object:this}))}else if(h instanceof b.Geometry)for(m=h.vertices,r=m.length,h=0;h<r-
+1;h+=y)t=c.distanceSqToSegment(m[h],m[h+1],q,k),t>g||(q.applyMatrix4(this.matrixWorld),t=e.ray.origin.distanceTo(q),t<e.near||t>e.far||f.push({distance:t,point:k.clone().applyMatrix4(this.matrixWorld),index:h,face:null,faceIndex:null,object:this}))}}}();b.Line.prototype.clone=function(){return(new this.constructor(this.geometry,this.material)).copy(this)};b.LineStrip=0;b.LinePieces=1;b.Points=function(a,c){b.Object3D.call(this);this.type="Points";this.geometry=void 0!==a?a:new b.Geometry;this.material=
+void 0!==c?c:new b.PointsMaterial({color:16777215*Math.random()})};b.Points.prototype=Object.create(b.Object3D.prototype);b.Points.prototype.constructor=b.Points;b.Points.prototype.raycast=function(){var a=new b.Matrix4,c=new b.Ray,d=new b.Sphere;return function(e,f){function g(a,b){var d=c.distanceSqToPoint(a);if(d<q){var g=c.closestPointToPoint(a);g.applyMatrix4(m);var k=e.ray.origin.distanceTo(g);k<e.near||k>e.far||f.push({distance:k,distanceToRay:Math.sqrt(d),point:g.clone(),index:b,face:null,
+object:h})}}var h=this,k=this.geometry,m=this.matrixWorld,r=e.params.Points.threshold;null===k.boundingSphere&&k.computeBoundingSphere();d.copy(k.boundingSphere);d.applyMatrix4(m);if(!1!==e.ray.intersectsSphere(d)){a.getInverse(m);c.copy(e.ray).applyMatrix4(a);var r=r/((this.scale.x+this.scale.y+this.scale.z)/3),q=r*r,r=new b.Vector3;if(k instanceof b.BufferGeometry){var y=k.index,k=k.attributes.position.array;if(null!==y)for(var l=y.array,y=0,s=l.length;y<s;y++){var n=l[y];r.fromArray(k,3*n);g(r,
+n)}else for(y=0,l=k.length/3;y<l;y++)r.fromArray(k,3*y),g(r,y)}else for(r=k.vertices,y=0,l=r.length;y<l;y++)g(r[y],y)}}}();b.Points.prototype.clone=function(){return(new this.constructor(this.geometry,this.material)).copy(this)};b.LineSegments=function(a,c){b.Line.call(this,a,c);this.type="LineSegments"};b.LineSegments.prototype=Object.create(b.Line.prototype);b.LineSegments.prototype.constructor=b.LineSegments;b.Mesh=function(a,c){b.Object3D.call(this);this.type="Mesh";this.geometry=void 0!==a?a:
 new b.Geometry;this.material=void 0!==c?c:new b.MeshBasicMaterial({color:16777215*Math.random()});this.drawMode=b.TrianglesDrawMode;this.updateMorphTargets()};b.Mesh.prototype=Object.create(b.Object3D.prototype);b.Mesh.prototype.constructor=b.Mesh;b.Mesh.prototype.setDrawMode=function(a){this.drawMode=a};b.Mesh.prototype.updateMorphTargets=function(){if(void 0!==this.geometry.morphTargets&&0<this.geometry.morphTargets.length){this.morphTargetBase=-1;this.morphTargetInfluences=[];this.morphTargetDictionary=
 {};for(var a=0,b=this.geometry.morphTargets.length;a<b;a++)this.morphTargetInfluences.push(0),this.morphTargetDictionary[this.geometry.morphTargets[a].name]=a}};b.Mesh.prototype.getMorphTargetIndexByName=function(a){if(void 0!==this.morphTargetDictionary[a])return this.morphTargetDictionary[a];console.warn("THREE.Mesh.getMorphTargetIndexByName: morph target "+a+" does not exist. Returning 0.");return 0};b.Mesh.prototype.raycast=function(){function a(a,c,d,e,f,h,g){b.Triangle.barycoordFromPoint(a,
-c,d,e,u);f.multiplyScalar(u.x);h.multiplyScalar(u.y);g.multiplyScalar(u.z);f.add(h).add(g);return f.clone()}function c(a,c,d,e,f,h,g){var l=a.material;if(null===(l.side===b.BackSide?d.intersectTriangle(h,f,e,!0,g):d.intersectTriangle(e,f,h,l.side!==b.DoubleSide,g)))return null;y.copy(g);y.applyMatrix4(a.matrixWorld);d=c.ray.origin.distanceTo(y);return d<c.near||d>c.far?null:{distance:d,point:y.clone(),object:a}}function d(d,e,f,g,n,t,r,z){h.fromArray(g,3*t);k.fromArray(g,3*r);m.fromArray(g,3*z);if(d=
-c(d,e,f,h,k,m,R))n&&(l.fromArray(n,2*t),s.fromArray(n,2*r),p.fromArray(n,2*z),d.uv=a(R,h,k,m,l,s,p)),d.face=new b.Face3(t,r,z,b.Triangle.normal(h,k,m)),d.faceIndex=t;return d}var e=new b.Matrix4,f=new b.Ray,g=new b.Sphere,h=new b.Vector3,k=new b.Vector3,m=new b.Vector3,n=new b.Vector3,r=new b.Vector3,t=new b.Vector3,l=new b.Vector2,s=new b.Vector2,p=new b.Vector2,u=new b.Vector3,R=new b.Vector3,y=new b.Vector3;return function(v,u){var y=this.geometry,P=this.material,B=this.matrixWorld;if(void 0!==
-P&&(null===y.boundingSphere&&y.computeBoundingSphere(),g.copy(y.boundingSphere),g.applyMatrix4(B),!1!==v.ray.intersectsSphere(g)&&(e.getInverse(B),f.copy(v.ray).applyMatrix4(e),null===y.boundingBox||!1!==f.intersectsBox(y.boundingBox)))){var H,E;if(y instanceof b.BufferGeometry){var Q,K,P=y.index,B=y.attributes,y=B.position.array;void 0!==B.uv&&(H=B.uv.array);if(null!==P)for(var B=P.array,O=0,J=B.length;O<J;O+=3){if(P=B[O],Q=B[O+1],K=B[O+2],E=d(this,v,f,y,H,P,Q,K))E.faceIndex=Math.floor(O/3),u.push(E)}else for(O=
-0,J=y.length;O<J;O+=9)if(P=O/3,Q=P+1,K=P+2,E=d(this,v,f,y,H,P,Q,K))E.index=P,u.push(E)}else if(y instanceof b.Geometry){var C,N,B=P instanceof b.MultiMaterial,O=!0===B?P.materials:null,J=y.vertices;Q=y.faces;K=y.faceVertexUvs[0];0<K.length&&(H=K);for(var L=0,U=Q.length;L<U;L++){var G=Q[L];E=!0===B?O[G.materialIndex]:P;if(void 0!==E){K=J[G.a];C=J[G.b];N=J[G.c];if(!0===E.morphTargets){E=y.morphTargets;var I=this.morphTargetInfluences;h.set(0,0,0);k.set(0,0,0);m.set(0,0,0);for(var M=0,Y=E.length;M<Y;M++){var W=
-I[M];if(0!==W){var ra=E[M].vertices;h.addScaledVector(n.subVectors(ra[G.a],K),W);k.addScaledVector(r.subVectors(ra[G.b],C),W);m.addScaledVector(t.subVectors(ra[G.c],N),W)}}h.add(K);k.add(C);m.add(N);K=h;C=k;N=m}if(E=c(this,v,f,K,C,N,R))H&&(I=H[L],l.copy(I[0]),s.copy(I[1]),p.copy(I[2]),E.uv=a(R,K,C,N,l,s,p)),E.face=G,E.faceIndex=L,u.push(E)}}}}}}();b.Mesh.prototype.clone=function(){return(new this.constructor(this.geometry,this.material)).copy(this)};b.SkinnedMesh=function(a,c,d){b.Mesh.call(this,
+c,d,e,t);f.multiplyScalar(t.x);h.multiplyScalar(t.y);g.multiplyScalar(t.z);f.add(h).add(g);return f.clone()}function c(a,c,d,e,f,h,g){var k=a.material;if(null===(k.side===b.BackSide?d.intersectTriangle(h,f,e,!0,g):d.intersectTriangle(e,f,h,k.side!==b.DoubleSide,g)))return null;z.copy(g);z.applyMatrix4(a.matrixWorld);d=c.ray.origin.distanceTo(z);return d<c.near||d>c.far?null:{distance:d,point:z.clone(),object:a}}function d(d,e,f,g,r,q,y,t){h.fromArray(g,3*q);k.fromArray(g,3*y);m.fromArray(g,3*t);if(d=
+c(d,e,f,h,k,m,x))r&&(l.fromArray(r,2*q),s.fromArray(r,2*y),n.fromArray(r,2*t),d.uv=a(x,h,k,m,l,s,n)),d.face=new b.Face3(q,y,t,b.Triangle.normal(h,k,m)),d.faceIndex=q;return d}var e=new b.Matrix4,f=new b.Ray,g=new b.Sphere,h=new b.Vector3,k=new b.Vector3,m=new b.Vector3,r=new b.Vector3,q=new b.Vector3,y=new b.Vector3,l=new b.Vector2,s=new b.Vector2,n=new b.Vector2,t=new b.Vector3,x=new b.Vector3,z=new b.Vector3;return function(v,t){var z=this.geometry,N=this.material,F=this.matrixWorld;if(void 0!==
+N&&(null===z.boundingSphere&&z.computeBoundingSphere(),g.copy(z.boundingSphere),g.applyMatrix4(F),!1!==v.ray.intersectsSphere(g)&&(e.getInverse(F),f.copy(v.ray).applyMatrix4(e),null===z.boundingBox||!1!==f.intersectsBox(z.boundingBox)))){var G,E;if(z instanceof b.BufferGeometry){var M,K,N=z.index,F=z.attributes,z=F.position.array;void 0!==F.uv&&(G=F.uv.array);if(null!==N)for(var F=N.array,P=0,J=F.length;P<J;P+=3){if(N=F[P],M=F[P+1],K=F[P+2],E=d(this,v,f,z,G,N,M,K))E.faceIndex=Math.floor(P/3),t.push(E)}else for(P=
+0,J=z.length;P<J;P+=9)if(N=P/3,M=N+1,K=N+2,E=d(this,v,f,z,G,N,M,K))E.index=N,t.push(E)}else if(z instanceof b.Geometry){var C,S,F=N instanceof b.MultiMaterial,P=!0===F?N.materials:null,J=z.vertices;M=z.faces;K=z.faceVertexUvs[0];0<K.length&&(G=K);for(var D=0,O=M.length;D<O;D++){var H=M[D];E=!0===F?P[H.materialIndex]:N;if(void 0!==E){K=J[H.a];C=J[H.b];S=J[H.c];if(!0===E.morphTargets){E=z.morphTargets;var Q=this.morphTargetInfluences;h.set(0,0,0);k.set(0,0,0);m.set(0,0,0);for(var I=0,V=E.length;I<V;I++){var U=
+Q[I];if(0!==U){var sa=E[I].vertices;h.addScaledVector(r.subVectors(sa[H.a],K),U);k.addScaledVector(q.subVectors(sa[H.b],C),U);m.addScaledVector(y.subVectors(sa[H.c],S),U)}}h.add(K);k.add(C);m.add(S);K=h;C=k;S=m}if(E=c(this,v,f,K,C,S,x))G&&(Q=G[D],l.copy(Q[0]),s.copy(Q[1]),n.copy(Q[2]),E.uv=a(x,K,C,S,l,s,n)),E.face=H,E.faceIndex=D,t.push(E)}}}}}}();b.Mesh.prototype.clone=function(){return(new this.constructor(this.geometry,this.material)).copy(this)};b.SkinnedMesh=function(a,c,d){b.Mesh.call(this,
 a,c);this.type="SkinnedMesh";this.bindMode="attached";this.bindMatrix=new b.Matrix4;this.bindMatrixInverse=new b.Matrix4;a=[];if(this.geometry&&void 0!==this.geometry.bones){for(var e,f=0,g=this.geometry.bones.length;f<g;++f)e=this.geometry.bones[f],c=new b.Bone(this),a.push(c),c.name=e.name,c.position.fromArray(e.pos),c.quaternion.fromArray(e.rotq),void 0!==e.scl&&c.scale.fromArray(e.scl);f=0;for(g=this.geometry.bones.length;f<g;++f)e=this.geometry.bones[f],-1!==e.parent&&null!==e.parent&&void 0!==
 a[e.parent]?a[e.parent].add(a[f]):this.add(a[f])}this.normalizeSkinWeights();this.updateMatrixWorld(!0);this.bind(new b.Skeleton(a,void 0,d),this.matrixWorld)};b.SkinnedMesh.prototype=Object.create(b.Mesh.prototype);b.SkinnedMesh.prototype.constructor=b.SkinnedMesh;b.SkinnedMesh.prototype.bind=function(a,b){this.skeleton=a;void 0===b&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),b=this.matrixWorld);this.bindMatrix.copy(b);this.bindMatrixInverse.getInverse(b)};b.SkinnedMesh.prototype.pose=
 function(){this.skeleton.pose()};b.SkinnedMesh.prototype.normalizeSkinWeights=function(){if(this.geometry instanceof b.Geometry)for(var a=0;a<this.geometry.skinWeights.length;a++){var c=this.geometry.skinWeights[a],d=1/c.lengthManhattan();Infinity!==d?c.multiplyScalar(d):c.set(1,0,0,0)}else if(this.geometry instanceof b.BufferGeometry)for(var c=new b.Vector4,e=this.geometry.attributes.skinWeight,a=0;a<e.count;a++)c.x=e.getX(a),c.y=e.getY(a),c.z=e.getZ(a),c.w=e.getW(a),d=1/c.lengthManhattan(),Infinity!==
@@ -624,89 +624,89 @@
 b.UniformsLib.aomap,b.UniformsLib.lightmap,b.UniformsLib.emissivemap,b.UniformsLib.bumpmap,b.UniformsLib.normalmap,b.UniformsLib.displacementmap,b.UniformsLib.roughnessmap,b.UniformsLib.metalnessmap,b.UniformsLib.fog,b.UniformsLib.lights,{emissive:{type:"c",value:new b.Color(0)},roughness:{type:"1f",value:.5},metalness:{type:"1f",value:0},envMapIntensity:{type:"1f",value:1}}]),vertexShader:b.ShaderChunk.meshphysical_vert,fragmentShader:b.ShaderChunk.meshphysical_frag},points:{uniforms:b.UniformsUtils.merge([b.UniformsLib.points,
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-vertexShader:b.ShaderChunk.distanceRGBA_vert,fragmentShader:b.ShaderChunk.distanceRGBA_frag}};b.ShaderLib.physical={uniforms:b.UniformsUtils.merge([b.ShaderLib.standard.uniforms,{}]),vertexShader:b.ShaderChunk.meshphysical_vert,fragmentShader:b.ShaderChunk.meshphysical_frag};b.WebGLRenderer=function(a){function c(a,b,c,d){!0===M&&(a*=d,b*=d,c*=d);V.clearColor(a,b,c,d)}function d(){V.init();V.scissor(Ka.copy(ka).multiplyScalar(fa));V.viewport(X.copy(ma).multiplyScalar(fa));c(ha.r,ha.g,ha.b,$)}function e(){xa=
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-V.setDepthFunc(a.depthFunc);V.setDepthTest(a.depthTest);V.setDepthWrite(a.depthWrite);V.setColorWrite(a.colorWrite);V.setPolygonOffset(a.polygonOffset,a.polygonOffsetFactor,a.polygonOffsetUnits)}function y(a,c,d,e){ba=0;var f=ga.get(d);if(Qa){if(La||a!==xa){var h=d.clippingPlanes,g=a===xa&&d.id===T;if(!La||null===h||0===h.length||Ea&&!d.clipShadows)Ea?D(null):A();else{var l=Ea?0:ua,n=4*l,p=f.clippingState||null;na.value=p;p=D(h,a,n,g);for(h=0;h!==n;++h)p[h]=Ba[h];f.clippingState=p;Aa+=l}}void 0!==
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-p]&&d.numSupportedMorphNormals++;n=l.__webglShader.uniforms;(d instanceof b.ShaderMaterial||d instanceof b.RawShaderMaterial)&&!0!==d.clipping||(l.numClippingPlanes=Aa,n.clippingPlanes=na);if(d instanceof b.MeshPhongMaterial||d instanceof b.MeshLambertMaterial||d instanceof b.MeshStandardMaterial||d.lights)l.lightsHash=S.hash,n.ambientLightColor.value=S.ambient,n.directionalLights.value=S.directional,n.spotLights.value=S.spot,n.pointLights.value=S.point,n.hemisphereLights.value=S.hemi,n.directionalShadowMap.value=
-S.directionalShadowMap,n.directionalShadowMatrix.value=S.directionalShadowMatrix,n.spotShadowMap.value=S.spotShadowMap,n.spotShadowMatrix.value=S.spotShadowMatrix,n.pointShadowMap.value=S.pointShadowMap,n.pointShadowMatrix.value=S.pointShadowMatrix;p=l.program.getUniforms();p=b.WebGLUniforms.seqWithValue(p.seq,n);l.uniformsList=p;l.dynamicUniforms=b.WebGLUniforms.splitDynamic(p,n)}d.needsUpdate=!1}var s=!1,g=h=!1,l=f.program,p=l.getUniforms(),n=f.__webglShader.uniforms;l.id!==pa&&(w.useProgram(l.program),
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+vertexShader:b.ShaderChunk.distanceRGBA_vert,fragmentShader:b.ShaderChunk.distanceRGBA_frag}};b.ShaderLib.physical={uniforms:b.UniformsUtils.merge([b.ShaderLib.standard.uniforms,{}]),vertexShader:b.ShaderChunk.meshphysical_vert,fragmentShader:b.ShaderChunk.meshphysical_frag};b.WebGLRenderer=function(a){function c(a,b,c,d){!0===I&&(a*=d,b*=d,c*=d);T.clearColor(a,b,c,d)}function d(){T.init();T.scissor(Ka.copy(ma).multiplyScalar(ga));T.viewport(X.copy(na).multiplyScalar(ga));c(ia.r,ia.g,ia.b,aa)}function e(){ya=
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+b.Light)U.push(a);else if(a instanceof b.Sprite)!1!==a.frustumCulled&&!0!==s(a)||ta.push(a);else if(a instanceof b.LensFlare)pa.push(a);else if(a instanceof b.ImmediateRenderObject)!0===ja.sortObjects&&(ra.setFromMatrixPosition(a.matrixWorld),ra.applyProjection(Ra)),l(a,null,a.material,ra.z,null);else if(a instanceof b.Mesh||a instanceof b.Line||a instanceof b.Points)if(a instanceof b.SkinnedMesh&&a.skeleton.update(),!1===a.frustumCulled||!0===s(a)){var d=a.material;if(!0===d.visible){!0===ja.sortObjects&&
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+T.setDepthFunc(a.depthFunc);T.setDepthTest(a.depthTest);T.setDepthWrite(a.depthWrite);T.setColorWrite(a.colorWrite);T.setPolygonOffset(a.polygonOffset,a.polygonOffsetFactor,a.polygonOffsetUnits)}function z(a,c,d,e){Z=0;var f=ha.get(d);if(Qa){if(La||a!==ya){var h=d.clippingPlanes,g=a===ya&&d.id===R;if(!La||null===h||0===h.length||Ea&&!d.clipShadows)Ea?B(null):A();else{var l=Ea?0:va,n=4*l,r=f.clippingState||null;oa.value=r;r=B(h,a,n,g);for(h=0;h!==n;++h)r[h]=Ba[h];f.clippingState=r;Aa+=l}}void 0!==
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+ea.directionalShadowMap,n.directionalShadowMatrix.value=ea.directionalShadowMatrix,n.spotShadowMap.value=ea.spotShadowMap,n.spotShadowMatrix.value=ea.spotShadowMatrix,n.pointShadowMap.value=ea.pointShadowMap,n.pointShadowMatrix.value=ea.pointShadowMatrix;r=l.program.getUniforms();r=b.WebGLUniforms.seqWithValue(r.seq,n);l.uniformsList=r;l.dynamicUniforms=b.WebGLUniforms.splitDynamic(r,n)}d.needsUpdate=!1}var s=!1,g=h=!1,l=f.program,r=l.getUniforms(),n=f.__webglShader.uniforms;l.id!==qa&&(w.useProgram(l.program),
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-d instanceof b.MeshStandardMaterial||d instanceof b.MeshDepthMaterial){n.opacity.value=d.opacity;n.diffuse.value=d.color;d.emissive&&n.emissive.value.copy(d.emissive).multiplyScalar(d.emissiveIntensity);n.map.value=d.map;n.specularMap.value=d.specularMap;n.alphaMap.value=d.alphaMap;d.aoMap&&(n.aoMap.value=d.aoMap,n.aoMapIntensity.value=d.aoMapIntensity);var t;d.map?t=d.map:d.specularMap?t=d.specularMap:d.displacementMap?t=d.displacementMap:d.normalMap?t=d.normalMap:d.bumpMap?t=d.bumpMap:d.roughnessMap?
-t=d.roughnessMap:d.metalnessMap?t=d.metalnessMap:d.alphaMap?t=d.alphaMap:d.emissiveMap&&(t=d.emissiveMap);void 0!==t&&(t instanceof b.WebGLRenderTarget&&(t=t.texture),c=t.offset,t=t.repeat,n.offsetRepeat.value.set(c.x,c.y,t.x,t.y));n.envMap.value=d.envMap;n.flipEnvMap.value=d.envMap instanceof b.WebGLRenderTargetCube?1:-1;n.reflectivity.value=d.reflectivity;n.refractionRatio.value=d.refractionRatio}d instanceof b.LineBasicMaterial?(n.diffuse.value=d.color,n.opacity.value=d.opacity):d instanceof b.LineDashedMaterial?
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+d instanceof b.MeshStandardMaterial||d instanceof b.MeshDepthMaterial){n.opacity.value=d.opacity;n.diffuse.value=d.color;d.emissive&&n.emissive.value.copy(d.emissive).multiplyScalar(d.emissiveIntensity);n.map.value=d.map;n.specularMap.value=d.specularMap;n.alphaMap.value=d.alphaMap;d.aoMap&&(n.aoMap.value=d.aoMap,n.aoMapIntensity.value=d.aoMapIntensity);var q;d.map?q=d.map:d.specularMap?q=d.specularMap:d.displacementMap?q=d.displacementMap:d.normalMap?q=d.normalMap:d.bumpMap?q=d.bumpMap:d.roughnessMap?
+q=d.roughnessMap:d.metalnessMap?q=d.metalnessMap:d.alphaMap?q=d.alphaMap:d.emissiveMap&&(q=d.emissiveMap);void 0!==q&&(q instanceof b.WebGLRenderTarget&&(q=q.texture),c=q.offset,q=q.repeat,n.offsetRepeat.value.set(c.x,c.y,q.x,q.y));n.envMap.value=d.envMap;n.flipEnvMap.value=d.envMap instanceof b.WebGLRenderTargetCube?1:-1;n.reflectivity.value=d.reflectivity;n.refractionRatio.value=d.refractionRatio}d instanceof b.LineBasicMaterial?(n.diffuse.value=d.color,n.opacity.value=d.opacity):d instanceof b.LineDashedMaterial?
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 d.emissiveMap&&(n.emissiveMap.value=d.emissiveMap)):d instanceof b.MeshPhongMaterial?(n.specular.value=d.specular,n.shininess.value=Math.max(d.shininess,1E-4),d.lightMap&&(n.lightMap.value=d.lightMap,n.lightMapIntensity.value=d.lightMapIntensity),d.emissiveMap&&(n.emissiveMap.value=d.emissiveMap),d.bumpMap&&(n.bumpMap.value=d.bumpMap,n.bumpScale.value=d.bumpScale),d.normalMap&&(n.normalMap.value=d.normalMap,n.normalScale.value.copy(d.normalScale)),d.displacementMap&&(n.displacementMap.value=d.displacementMap,
-n.displacementScale.value=d.displacementScale,n.displacementBias.value=d.displacementBias)):d instanceof b.MeshPhysicalMaterial?v(n,d):d instanceof b.MeshStandardMaterial?v(n,d):d instanceof b.MeshDepthMaterial?d.displacementMap&&(n.displacementMap.value=d.displacementMap,n.displacementScale.value=d.displacementScale,n.displacementBias.value=d.displacementBias):d instanceof b.MeshNormalMaterial&&(n.opacity.value=d.opacity);b.WebGLUniforms.upload(w,f.uniformsList,n,ia)}p.set(w,e,"modelViewMatrix");
-p.set(w,e,"normalMatrix");p.setValue(w,"modelMatrix",e.matrixWorld);f=f.dynamicUniforms;null!==f&&(b.WebGLUniforms.evalDynamic(f,n,e,a),b.WebGLUniforms.upload(w,f,n,ia));return l}function v(a,b){a.roughness.value=b.roughness;a.metalness.value=b.metalness;b.roughnessMap&&(a.roughnessMap.value=b.roughnessMap);b.metalnessMap&&(a.metalnessMap.value=b.metalnessMap);b.lightMap&&(a.lightMap.value=b.lightMap,a.lightMapIntensity.value=b.lightMapIntensity);b.emissiveMap&&(a.emissiveMap.value=b.emissiveMap);
-b.bumpMap&&(a.bumpMap.value=b.bumpMap,a.bumpScale.value=b.bumpScale);b.normalMap&&(a.normalMap.value=b.normalMap,a.normalScale.value.copy(b.normalScale));b.displacementMap&&(a.displacementMap.value=b.displacementMap,a.displacementScale.value=b.displacementScale,a.displacementBias.value=b.displacementBias);b.envMap&&(a.envMapIntensity.value=b.envMapIntensity)}function D(a,b,c,d){var e=null!==a?a.length:0,f=null;if(0!==e){f=na.value;if(!0!==d||null===f){var h=c+4*e;b=b.matrixWorldInverse;d=eb.getNormalMatrix(b);
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-w.TEXTURE_WRAP_S,w.CLAMP_TO_EDGE),w.texParameteri(a,w.TEXTURE_WRAP_T,w.CLAMP_TO_EDGE),c.wrapS===b.ClampToEdgeWrapping&&c.wrapT===b.ClampToEdgeWrapping||console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping.",c),w.texParameteri(a,w.TEXTURE_MAG_FILTER,O(c.magFilter)),w.texParameteri(a,w.TEXTURE_MIN_FILTER,O(c.minFilter)),c.minFilter!==b.NearestFilter&&c.minFilter!==b.LinearFilter&&console.warn("THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.",
-c));!(d=ja.get("EXT_texture_filter_anisotropic"))||c.type===b.FloatType&&null===ja.get("OES_texture_float_linear")||c.type===b.HalfFloatType&&null===ja.get("OES_texture_half_float_linear")||!(1<c.anisotropy||ga.get(c).__currentAnisotropy)||(w.texParameterf(a,d.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(c.anisotropy,ia.getMaxAnisotropy())),ga.get(c).__currentAnisotropy=c.anisotropy)}function B(a,c){a instanceof b.WebGLRenderTarget&&(a=a.texture);var d=ga.get(a);if(0<a.version&&d.__version!==a.version){var e=
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-e.premultiplyAlpha);w.pixelStorei(w.UNPACK_ALIGNMENT,e.unpackAlignment);var f=H(e.image,va.maxTextureSize);if((e.wrapS!==b.ClampToEdgeWrapping||e.wrapT!==b.ClampToEdgeWrapping||e.minFilter!==b.NearestFilter&&e.minFilter!==b.LinearFilter)&&!1===E(f)){var h=f;if(h instanceof HTMLImageElement||h instanceof HTMLCanvasElement){var l=document.createElement("canvas");l.width=b.Math.nearestPowerOfTwo(h.width);l.height=b.Math.nearestPowerOfTwo(h.height);l.getContext("2d").drawImage(h,0,0,l.width,l.height);
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+T.texImage2D(w.TEXTURE_2D,p,k,f.width,f.height,0,k,l,f.data);else if(0<m.length&&h){p=0;for(n=m.length;p<n;p++)f=m[p],T.texImage2D(w.TEXTURE_2D,p,k,k,l,f);e.generateMipmaps=!1}else T.texImage2D(w.TEXTURE_2D,0,k,k,l,f);e.generateMipmaps&&h&&w.generateMipmap(w.TEXTURE_2D);d.__version=e.version;if(e.onUpdate)e.onUpdate(e)}}else T.activeTexture(w.TEXTURE0+c),T.bindTexture(w.TEXTURE_2D,d.__webglTexture)}function G(a,b){if(a.width>b||a.height>b){var c=b/Math.max(a.width,a.height),d=document.createElement("canvas");
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-hemi:[],shadows:[]},Ha={geometries:0,textures:0},Oa={calls:0,vertices:0,faces:0,points:0};this.info={render:Oa,memory:Ha,programs:null};var w;try{L={alpha:L,depth:U,stencil:G,antialias:I,premultipliedAlpha:M,preserveDrawingBuffer:Y};w=N||C.getContext("webgl",L)||C.getContext("experimental-webgl",L);if(null===w){if(null!==C.getContext("webgl"))throw"Error creating WebGL context with your selected attributes.";throw"Error creating WebGL context.";}void 0===w.getShaderPrecisionFormat&&(w.getShaderPrecisionFormat=
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-ja.get("OES_element_index_uint")&&(b.BufferGeometry.MaxIndex=4294967296);var va=new b.WebGLCapabilities(w,ja,a),V=new b.WebGLState(w,ja,J),ga=new b.WebGLProperties,Ia=new b.WebGLObjects(w,ga,this.info),Fa=new b.WebGLPrograms(this,va),Ua=new b.WebGLLights;this.info.programs=Fa.programs;var Va=new b.WebGLBufferRenderer(w,ja,Oa),bb=new b.WebGLIndexedBufferRenderer(w,ja,Oa);d();this.context=w;this.capabilities=va;this.extensions=ja;this.properties=ga;this.state=V;var cb=new b.WebGLShadowMap(this,S,Ia);
-this.shadowMap=cb;var Wa=new b.SpritePlugin(this,sa),Xa=new b.LensFlarePlugin(this,oa);this.getContext=function(){return w};this.getContextAttributes=function(){return w.getContextAttributes()};this.forceContextLoss=function(){ja.get("WEBGL_lose_context").loseContext()};this.getMaxAnisotropy=function(){var a;return function(){if(void 0!==a)return a;var b=ja.get("EXT_texture_filter_anisotropic");return a=null!==b?w.getParameter(b.MAX_TEXTURE_MAX_ANISOTROPY_EXT):0}}();this.getPrecision=function(){return va.precision};
-this.getPixelRatio=function(){return fa};this.setPixelRatio=function(a){void 0!==a&&(fa=a,this.setSize(ma.z,ma.w,!1))};this.getSize=function(){return{width:da,height:ea}};this.setSize=function(a,b,c){da=a;ea=b;C.width=a*fa;C.height=b*fa;!1!==c&&(C.style.width=a+"px",C.style.height=b+"px");this.setViewport(0,0,a,b)};this.setViewport=function(a,b,c,d){V.viewport(ma.set(a,b,c,d))};this.setScissor=function(a,b,c,d){V.scissor(ka.set(a,b,c,d))};this.setScissorTest=function(a){V.setScissorTest(aa=a)};this.getClearColor=
-function(){return ha};this.setClearColor=function(a,b){ha.set(a);$=void 0!==b?b:1;c(ha.r,ha.g,ha.b,$)};this.getClearAlpha=function(){return $};this.setClearAlpha=function(a){$=a;c(ha.r,ha.g,ha.b,$)};this.clear=function(a,b,c){var d=0;if(void 0===a||a)d|=w.COLOR_BUFFER_BIT;if(void 0===b||b)d|=w.DEPTH_BUFFER_BIT;if(void 0===c||c)d|=w.STENCIL_BUFFER_BIT;w.clear(d)};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.clearTarget=function(a,b,c,d){this.setRenderTarget(a);this.clear(b,c,d)};this.resetGLState=e;this.dispose=function(){C.removeEventListener("webglcontextlost",f,!1)};this.renderBufferImmediate=function(a,c,d){V.initAttributes();var e=ga.get(a);a.hasPositions&&!e.position&&(e.position=w.createBuffer());a.hasNormals&&!e.normal&&(e.normal=w.createBuffer());a.hasUvs&&!e.uv&&(e.uv=w.createBuffer());a.hasColors&&!e.color&&(e.color=w.createBuffer());c=c.getAttributes();a.hasPositions&&(w.bindBuffer(w.ARRAY_BUFFER,
-e.position),w.bufferData(w.ARRAY_BUFFER,a.positionArray,w.DYNAMIC_DRAW),V.enableAttribute(c.position),w.vertexAttribPointer(c.position,3,w.FLOAT,!1,0,0));if(a.hasNormals){w.bindBuffer(w.ARRAY_BUFFER,e.normal);if("MeshPhongMaterial"!==d.type&&"MeshStandardMaterial"!==d.type&&"MeshPhysicalMaterial"!==d.type&&d.shading===b.FlatShading)for(var f=0,h=3*a.count;f<h;f+=9){var g=a.normalArray,l=(g[f+0]+g[f+3]+g[f+6])/3,k=(g[f+1]+g[f+4]+g[f+7])/3,n=(g[f+2]+g[f+5]+g[f+8])/3;g[f+0]=l;g[f+1]=k;g[f+2]=n;g[f+3]=
-l;g[f+4]=k;g[f+5]=n;g[f+6]=l;g[f+7]=k;g[f+8]=n}w.bufferData(w.ARRAY_BUFFER,a.normalArray,w.DYNAMIC_DRAW);V.enableAttribute(c.normal);w.vertexAttribPointer(c.normal,3,w.FLOAT,!1,0,0)}a.hasUvs&&d.map&&(w.bindBuffer(w.ARRAY_BUFFER,e.uv),w.bufferData(w.ARRAY_BUFFER,a.uvArray,w.DYNAMIC_DRAW),V.enableAttribute(c.uv),w.vertexAttribPointer(c.uv,2,w.FLOAT,!1,0,0));a.hasColors&&d.vertexColors!==b.NoColors&&(w.bindBuffer(w.ARRAY_BUFFER,e.color),w.bufferData(w.ARRAY_BUFFER,a.colorArray,w.DYNAMIC_DRAW),V.enableAttribute(c.color),
-w.vertexAttribPointer(c.color,3,w.FLOAT,!1,0,0));V.disableUnusedAttributes();w.drawArrays(w.TRIANGLES,0,a.count);a.count=0};this.renderBufferDirect=function(a,c,d,e,f,h){R(e);var g=y(a,c,e,f),l=!1;a=d.id+"_"+g.id+"_"+e.wireframe;a!==wa&&(wa=a,l=!0);c=f.morphTargetInfluences;if(void 0!==c){a=[];for(var k=0,l=c.length;k<l;k++){var m=c[k];a.push([m,k])}a.sort(n);8<a.length&&(a.length=8);for(var q=d.morphAttributes,k=0,l=a.length;k<l;k++)m=a[k],la[k]=m[0],0!==m[0]?(c=m[1],!0===e.morphTargets&&q.position&&
-d.addAttribute("morphTarget"+k,q.position[c]),!0===e.morphNormals&&q.normal&&d.addAttribute("morphNormal"+k,q.normal[c])):(!0===e.morphTargets&&d.removeAttribute("morphTarget"+k),!0===e.morphNormals&&d.removeAttribute("morphNormal"+k));g.getUniforms().setValue(w,"morphTargetInfluences",la);l=!0}c=d.index;k=d.attributes.position;!0===e.wireframe&&(c=Ia.getWireframeAttribute(d));null!==c?(a=bb,a.setIndex(c)):a=Va;if(l){a:{var l=void 0,p;if(d instanceof b.InstancedBufferGeometry&&(p=ja.get("ANGLE_instanced_arrays"),
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-G.count)):V.enableAttribute(s);w.bindBuffer(w.ARRAY_BUFFER,u);w.vertexAttribPointer(s,v,r,z,A*G.array.BYTES_PER_ELEMENT,(l*A+t)*G.array.BYTES_PER_ELEMENT)}else t instanceof b.InstancedBufferAttribute?(V.enableAttributeAndDivisor(s,t.meshPerAttribute,p),void 0===d.maxInstancedCount&&(d.maxInstancedCount=t.meshPerAttribute*t.count)):V.enableAttribute(s),w.bindBuffer(w.ARRAY_BUFFER,u),w.vertexAttribPointer(s,v,r,z,0,l*v*t.array.BYTES_PER_ELEMENT)}else if(void 0!==q&&(r=q[x],void 0!==r))switch(r.length){case 2:w.vertexAttrib2fv(s,
-r);break;case 3:w.vertexAttrib3fv(s,r);break;case 4:w.vertexAttrib4fv(s,r);break;default:w.vertexAttrib1fv(s,r)}}}V.disableUnusedAttributes()}null!==c&&w.bindBuffer(w.ELEMENT_ARRAY_BUFFER,Ia.getAttributeBuffer(c))}p=Infinity;null!==c?p=c.count:void 0!==k&&(p=k.count);x=d.drawRange.start;c=d.drawRange.count;k=null!==h?h.start:0;l=null!==h?h.count:Infinity;h=Math.max(0,x,k);p=Math.min(0+p,x+c,k+l)-1;p=Math.max(0,p-h+1);if(f instanceof b.Mesh)if(!0===e.wireframe)V.setLineWidth(e.wireframeLinewidth*(null===
-Ca?fa:1)),a.setMode(w.LINES);else switch(f.drawMode){case b.TrianglesDrawMode:a.setMode(w.TRIANGLES);break;case b.TriangleStripDrawMode:a.setMode(w.TRIANGLE_STRIP);break;case b.TriangleFanDrawMode:a.setMode(w.TRIANGLE_FAN)}else f instanceof b.Line?(e=e.linewidth,void 0===e&&(e=1),V.setLineWidth(e*(null===Ca?fa:1)),f instanceof b.LineSegments?a.setMode(w.LINES):a.setMode(w.LINE_STRIP)):f instanceof b.Points&&a.setMode(w.POINTS);d instanceof b.InstancedBufferGeometry?0<d.maxInstancedCount&&a.renderInstances(d,
-h,p):a.render(h,p)};this.render=function(a,c,d,e){if(!1===c instanceof b.Camera)console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");else{var f=a.fog;wa="";T=-1;xa=null;!0===a.autoUpdate&&a.updateMatrixWorld();null===c.parent&&c.updateMatrixWorld();c.matrixWorldInverse.getInverse(c.matrixWorld);Ra.multiplyMatrices(c.projectionMatrix,c.matrixWorldInverse);Z.setFromMatrix(Ra);W.length=0;ta=Na=-1;sa.length=0;oa.length=0;var h=this.clippingPlanes;Qa=0!==ia.clippingPlanes.length||
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-q+=x.b*s;else if(k instanceof b.DirectionalLight){var B=Ua.get(k);B.color.copy(k.color).multiplyScalar(k.intensity);B.direction.setFromMatrixPosition(k.matrixWorld);qa.setFromMatrixPosition(k.target.matrixWorld);B.direction.sub(qa);B.direction.transformDirection(y);if(B.shadow=k.castShadow)B.shadowBias=k.shadow.bias,B.shadowRadius=k.shadow.radius,B.shadowMapSize=k.shadow.mapSize;S.directionalShadowMap[G]=k.shadow.map;S.directionalShadowMatrix[G]=k.shadow.matrix;S.directional[G++]=B}else if(k instanceof
-b.SpotLight){B=Ua.get(k);B.position.setFromMatrixPosition(k.matrixWorld);B.position.applyMatrix4(y);B.color.copy(x).multiplyScalar(s);B.distance=v;B.direction.setFromMatrixPosition(k.matrixWorld);qa.setFromMatrixPosition(k.target.matrixWorld);B.direction.sub(qa);B.direction.transformDirection(y);B.coneCos=Math.cos(k.angle);B.penumbraCos=Math.cos(k.angle*(1-k.penumbra));B.decay=0===k.distance?0:k.decay;if(B.shadow=k.castShadow)B.shadowBias=k.shadow.bias,B.shadowRadius=k.shadow.radius,B.shadowMapSize=
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-V.enable(w.CULL_FACE))};var Ya=!1;this.setTexture=function(a,b){Ya||(console.warn("THREE.WebGLRenderer: .setTexture is deprecated, use setTexture2D instead."),Ya=!0);B(a,b)};this.allocTextureUnit=function(){var a=ba;a>=va.maxTextures&&console.warn("WebGLRenderer: trying to use "+a+" texture units while this GPU supports only "+va.maxTextures);ba+=1;return a};this.setTexture2D=B;this.setTextureCube=function(a,c){if(a instanceof b.CubeTexture||Array.isArray(a.image)&&6===a.image.length){var d=ga.get(a);
-if(6===a.image.length)if(0<a.version&&d.__version!==a.version){d.__image__webglTextureCube||(a.addEventListener("dispose",g),d.__image__webglTextureCube=w.createTexture(),Ha.textures++);V.activeTexture(w.TEXTURE0+c);V.bindTexture(w.TEXTURE_CUBE_MAP,d.__image__webglTextureCube);w.pixelStorei(w.UNPACK_FLIP_Y_WEBGL,a.flipY);for(var e=a instanceof b.CompressedTexture,f=a.image[0]instanceof b.DataTexture,h=[],l=0;6>l;l++)h[l]=!ia.autoScaleCubemaps||e||f?f?a.image[l].image:a.image[l]:H(a.image[l],va.maxCubemapSize);
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-m,n,q.data);else f?V.texImage2D(w.TEXTURE_CUBE_MAP_POSITIVE_X+l,0,m,h[l].width,h[l].height,0,m,n,h[l].data):V.texImage2D(w.TEXTURE_CUBE_MAP_POSITIVE_X+l,0,m,m,n,h[l]);a.generateMipmaps&&k&&w.generateMipmap(w.TEXTURE_CUBE_MAP);d.__version=a.version;if(a.onUpdate)a.onUpdate(a)}else V.activeTexture(w.TEXTURE0+c),V.bindTexture(w.TEXTURE_CUBE_MAP,d.__image__webglTextureCube)}else d=a.texture,V.activeTexture(w.TEXTURE0+c),V.bindTexture(w.TEXTURE_CUBE_MAP,ga.get(d).__webglTexture)};this.getCurrentRenderTarget=
-function(){return Ca};this.setRenderTarget=function(a){if((Ca=a)&&void 0===ga.get(a).__webglFramebuffer){var c=ga.get(a),d=ga.get(a.texture);a.addEventListener("dispose",h);d.__webglTexture=w.createTexture();Ha.textures++;var e=a instanceof b.WebGLRenderTargetCube,f=b.Math.isPowerOfTwo(a.width)&&b.Math.isPowerOfTwo(a.height);if(e){c.__webglFramebuffer=[];for(var g=0;6>g;g++)c.__webglFramebuffer[g]=w.createFramebuffer()}else c.__webglFramebuffer=w.createFramebuffer();if(e){V.bindTexture(w.TEXTURE_CUBE_MAP,
-d.__webglTexture);F(w.TEXTURE_CUBE_MAP,a.texture,f);for(g=0;6>g;g++)Q(c.__webglFramebuffer[g],a,w.COLOR_ATTACHMENT0,w.TEXTURE_CUBE_MAP_POSITIVE_X+g);a.texture.generateMipmaps&&f&&w.generateMipmap(w.TEXTURE_CUBE_MAP);V.bindTexture(w.TEXTURE_CUBE_MAP,null)}else V.bindTexture(w.TEXTURE_2D,d.__webglTexture),F(w.TEXTURE_2D,a.texture,f),Q(c.__webglFramebuffer,a,w.COLOR_ATTACHMENT0,w.TEXTURE_2D),a.texture.generateMipmaps&&f&&w.generateMipmap(w.TEXTURE_2D),V.bindTexture(w.TEXTURE_2D,null);if(a.depthBuffer){c=
-ga.get(a);d=a instanceof b.WebGLRenderTargetCube;if(a.depthTexture){if(d)throw Error("target.depthTexture not supported in Cube render targets");if(a instanceof b.WebGLRenderTargetCube)throw Error("Depth Texture with cube render targets is not supported!");w.bindFramebuffer(w.FRAMEBUFFER,c.__webglFramebuffer);if(!(a.depthTexture instanceof b.DepthTexture))throw Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");ga.get(a.depthTexture).__webglTexture&&a.depthTexture.image.width===
-a.width&&a.depthTexture.image.height===a.height||(a.depthTexture.image.width=a.width,a.depthTexture.image.height=a.height,a.depthTexture.needsUpdate=!0);ia.setTexture(a.depthTexture,0);c=ga.get(a.depthTexture).__webglTexture;w.framebufferTexture2D(w.FRAMEBUFFER,w.DEPTH_ATTACHMENT,w.TEXTURE_2D,c,0)}else if(d)for(c.__webglDepthbuffer=[],d=0;6>d;d++)w.bindFramebuffer(w.FRAMEBUFFER,c.__webglFramebuffer[d]),c.__webglDepthbuffer[d]=w.createRenderbuffer(),K(c.__webglDepthbuffer[d],a);else w.bindFramebuffer(w.FRAMEBUFFER,
-c.__webglFramebuffer),c.__webglDepthbuffer=w.createRenderbuffer(),K(c.__webglDepthbuffer,a);w.bindFramebuffer(w.FRAMEBUFFER,null)}}c=a instanceof b.WebGLRenderTargetCube;a?(d=ga.get(a),d=c?d.__webglFramebuffer[a.activeCubeFace]:d.__webglFramebuffer,Ka.copy(a.scissor),ya=a.scissorTest,X.copy(a.viewport)):(d=null,Ka.copy(ka).multiplyScalar(fa),ya=aa,X.copy(ma).multiplyScalar(fa));Da!==d&&(w.bindFramebuffer(w.FRAMEBUFFER,d),Da=d);V.scissor(Ka);V.setScissorTest(ya);V.viewport(X);c&&(c=ga.get(a.texture),
-w.framebufferTexture2D(w.FRAMEBUFFER,w.COLOR_ATTACHMENT0,w.TEXTURE_CUBE_MAP_POSITIVE_X+a.activeCubeFace,c.__webglTexture,a.activeMipMapLevel))};this.readRenderTargetPixels=function(a,c,d,e,f,h){if(!1===a instanceof b.WebGLRenderTarget)console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");else{var g=ga.get(a).__webglFramebuffer;if(g){var l=!1;g!==Da&&(w.bindFramebuffer(w.FRAMEBUFFER,g),l=!0);try{var k=a.texture;k.format!==b.RGBAFormat&&J(k.format)!==
-w.getParameter(w.IMPLEMENTATION_COLOR_READ_FORMAT)?console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format."):k.type===b.UnsignedByteType||J(k.type)===w.getParameter(w.IMPLEMENTATION_COLOR_READ_TYPE)||k.type===b.FloatType&&ja.get("WEBGL_color_buffer_float")||k.type===b.HalfFloatType&&ja.get("EXT_color_buffer_half_float")?w.checkFramebufferStatus(w.FRAMEBUFFER)===w.FRAMEBUFFER_COMPLETE?0<c&&c<=a.width-e&&0<d&&d<=a.height-f&&w.readPixels(c,
+if(a===b.DstColorFactor)return w.DST_COLOR;if(a===b.OneMinusDstColorFactor)return w.ONE_MINUS_DST_COLOR;if(a===b.SrcAlphaSaturateFactor)return w.SRC_ALPHA_SATURATE;c=ka.get("WEBGL_compressed_texture_s3tc");if(null!==c){if(a===b.RGB_S3TC_DXT1_Format)return c.COMPRESSED_RGB_S3TC_DXT1_EXT;if(a===b.RGBA_S3TC_DXT1_Format)return c.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(a===b.RGBA_S3TC_DXT3_Format)return c.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(a===b.RGBA_S3TC_DXT5_Format)return c.COMPRESSED_RGBA_S3TC_DXT5_EXT}c=ka.get("WEBGL_compressed_texture_pvrtc");
+if(null!==c){if(a===b.RGB_PVRTC_4BPPV1_Format)return c.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(a===b.RGB_PVRTC_2BPPV1_Format)return c.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(a===b.RGBA_PVRTC_4BPPV1_Format)return c.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(a===b.RGBA_PVRTC_2BPPV1_Format)return c.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}c=ka.get("WEBGL_compressed_texture_etc1");if(null!==c&&a===b.RGB_ETC1_Format)return c.COMPRESSED_RGB_ETC1_WEBGL;c=ka.get("EXT_blend_minmax");if(null!==c){if(a===b.MinEquation)return c.MIN_EXT;
+if(a===b.MaxEquation)return c.MAX_EXT}return 0}console.log("THREE.WebGLRenderer",b.REVISION);a=a||{};var C=void 0!==a.canvas?a.canvas:document.createElement("canvas"),S=void 0!==a.context?a.context:null,D=void 0!==a.alpha?a.alpha:!1,O=void 0!==a.depth?a.depth:!0,H=void 0!==a.stencil?a.stencil:!0,Q=void 0!==a.antialias?a.antialias:!1,I=void 0!==a.premultipliedAlpha?a.premultipliedAlpha:!0,V=void 0!==a.preserveDrawingBuffer?a.preserveDrawingBuffer:!1,U=[],sa=[],Na=-1,ca=[],ua=-1,Y=new Float32Array(8),
+ta=[],pa=[];this.domElement=C;this.context=null;this.sortObjects=this.autoClearStencil=this.autoClearDepth=this.autoClearColor=this.autoClear=!0;this.clippingPlanes=[];this.localClippingEnabled=!1;this.gammaFactor=2;this.physicallyCorrectLights=this.gammaOutput=this.gammaInput=!1;this.toneMapping=b.LinearToneMapping;this.toneMappingWhitePoint=this.toneMappingExposure=1;this.maxMorphTargets=8;this.maxMorphNormals=4;this.autoScaleCubemaps=!0;var ja=this,qa=null,Ca=null,Da=null,R=-1,xa="",ya=null,Ka=
+new b.Vector4,la=null,X=new b.Vector4,Z=0,ia=new b.Color(0),aa=0,fa=C.width,da=C.height,ga=1,ma=new b.Vector4(0,0,fa,da),ba=!1,na=new b.Vector4(0,0,fa,da),$=new b.Frustum,Qa=!1,La=!1,Ea=!1,Aa=0,oa={type:"4fv",value:null,needsUpdate:!1},Ba=null,va=0,eb=new b.Matrix3,ab=new b.Sphere,fb=new b.Plane,Ra=new b.Matrix4,ra=new b.Vector3,ea={hash:"",ambient:[0,0,0],directional:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadowMap:[],spotShadowMatrix:[],point:[],pointShadowMap:[],pointShadowMatrix:[],
+hemi:[],shadows:[]},Ha={geometries:0,textures:0},Oa={calls:0,vertices:0,faces:0,points:0};this.info={render:Oa,memory:Ha,programs:null};var w;try{D={alpha:D,depth:O,stencil:H,antialias:Q,premultipliedAlpha:I,preserveDrawingBuffer:V};w=S||C.getContext("webgl",D)||C.getContext("experimental-webgl",D);if(null===w){if(null!==C.getContext("webgl"))throw"Error creating WebGL context with your selected attributes.";throw"Error creating WebGL context.";}void 0===w.getShaderPrecisionFormat&&(w.getShaderPrecisionFormat=
+function(){return{rangeMin:1,rangeMax:1,precision:1}});C.addEventListener("webglcontextlost",f,!1)}catch(gb){console.error("THREE.WebGLRenderer: "+gb)}var Pa="undefined"!==typeof WebGL2RenderingContext&&w instanceof WebGL2RenderingContext,ka=new b.WebGLExtensions(w);ka.get("WEBGL_depth_texture");ka.get("OES_texture_float");ka.get("OES_texture_float_linear");ka.get("OES_texture_half_float");ka.get("OES_texture_half_float_linear");ka.get("OES_standard_derivatives");ka.get("ANGLE_instanced_arrays");
+ka.get("OES_element_index_uint")&&(b.BufferGeometry.MaxIndex=4294967296);var wa=new b.WebGLCapabilities(w,ka,a),T=new b.WebGLState(w,ka,J),ha=new b.WebGLProperties,Ia=new b.WebGLObjects(w,ha,this.info),Fa=new b.WebGLPrograms(this,wa),Ua=new b.WebGLLights;this.info.programs=Fa.programs;var Va=new b.WebGLBufferRenderer(w,ka,Oa),bb=new b.WebGLIndexedBufferRenderer(w,ka,Oa);d();this.context=w;this.capabilities=wa;this.extensions=ka;this.properties=ha;this.state=T;var cb=new b.WebGLShadowMap(this,ea,Ia);
+this.shadowMap=cb;var Wa=new b.SpritePlugin(this,ta),Xa=new b.LensFlarePlugin(this,pa);this.getContext=function(){return w};this.getContextAttributes=function(){return w.getContextAttributes()};this.forceContextLoss=function(){ka.get("WEBGL_lose_context").loseContext()};this.getMaxAnisotropy=function(){var a;return function(){if(void 0!==a)return a;var b=ka.get("EXT_texture_filter_anisotropic");return a=null!==b?w.getParameter(b.MAX_TEXTURE_MAX_ANISOTROPY_EXT):0}}();this.getPrecision=function(){return wa.precision};
+this.getPixelRatio=function(){return ga};this.setPixelRatio=function(a){void 0!==a&&(ga=a,this.setSize(na.z,na.w,!1))};this.getSize=function(){return{width:fa,height:da}};this.setSize=function(a,b,c){fa=a;da=b;C.width=a*ga;C.height=b*ga;!1!==c&&(C.style.width=a+"px",C.style.height=b+"px");this.setViewport(0,0,a,b)};this.setViewport=function(a,b,c,d){T.viewport(na.set(a,b,c,d))};this.setScissor=function(a,b,c,d){T.scissor(ma.set(a,b,c,d))};this.setScissorTest=function(a){T.setScissorTest(ba=a)};this.getClearColor=
+function(){return ia};this.setClearColor=function(a,b){ia.set(a);aa=void 0!==b?b:1;c(ia.r,ia.g,ia.b,aa)};this.getClearAlpha=function(){return aa};this.setClearAlpha=function(a){aa=a;c(ia.r,ia.g,ia.b,aa)};this.clear=function(a,b,c){var d=0;if(void 0===a||a)d|=w.COLOR_BUFFER_BIT;if(void 0===b||b)d|=w.DEPTH_BUFFER_BIT;if(void 0===c||c)d|=w.STENCIL_BUFFER_BIT;w.clear(d)};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.clearTarget=function(a,b,c,d){this.setRenderTarget(a);this.clear(b,c,d)};this.resetGLState=e;this.dispose=function(){C.removeEventListener("webglcontextlost",f,!1)};this.renderBufferImmediate=function(a,c,d){T.initAttributes();var e=ha.get(a);a.hasPositions&&!e.position&&(e.position=w.createBuffer());a.hasNormals&&!e.normal&&(e.normal=w.createBuffer());a.hasUvs&&!e.uv&&(e.uv=w.createBuffer());a.hasColors&&!e.color&&(e.color=w.createBuffer());c=c.getAttributes();a.hasPositions&&(w.bindBuffer(w.ARRAY_BUFFER,
+e.position),w.bufferData(w.ARRAY_BUFFER,a.positionArray,w.DYNAMIC_DRAW),T.enableAttribute(c.position),w.vertexAttribPointer(c.position,3,w.FLOAT,!1,0,0));if(a.hasNormals){w.bindBuffer(w.ARRAY_BUFFER,e.normal);if("MeshPhongMaterial"!==d.type&&"MeshStandardMaterial"!==d.type&&"MeshPhysicalMaterial"!==d.type&&d.shading===b.FlatShading)for(var f=0,h=3*a.count;f<h;f+=9){var g=a.normalArray,k=(g[f+0]+g[f+3]+g[f+6])/3,l=(g[f+1]+g[f+4]+g[f+7])/3,m=(g[f+2]+g[f+5]+g[f+8])/3;g[f+0]=k;g[f+1]=l;g[f+2]=m;g[f+3]=
+k;g[f+4]=l;g[f+5]=m;g[f+6]=k;g[f+7]=l;g[f+8]=m}w.bufferData(w.ARRAY_BUFFER,a.normalArray,w.DYNAMIC_DRAW);T.enableAttribute(c.normal);w.vertexAttribPointer(c.normal,3,w.FLOAT,!1,0,0)}a.hasUvs&&d.map&&(w.bindBuffer(w.ARRAY_BUFFER,e.uv),w.bufferData(w.ARRAY_BUFFER,a.uvArray,w.DYNAMIC_DRAW),T.enableAttribute(c.uv),w.vertexAttribPointer(c.uv,2,w.FLOAT,!1,0,0));a.hasColors&&d.vertexColors!==b.NoColors&&(w.bindBuffer(w.ARRAY_BUFFER,e.color),w.bufferData(w.ARRAY_BUFFER,a.colorArray,w.DYNAMIC_DRAW),T.enableAttribute(c.color),
+w.vertexAttribPointer(c.color,3,w.FLOAT,!1,0,0));T.disableUnusedAttributes();w.drawArrays(w.TRIANGLES,0,a.count);a.count=0};this.renderBufferDirect=function(a,c,d,e,f,h){x(e);var g=z(a,c,e,f),k=!1;a=d.id+"_"+g.id+"_"+e.wireframe;a!==xa&&(xa=a,k=!0);c=f.morphTargetInfluences;if(void 0!==c){a=[];for(var l=0,k=c.length;l<k;l++){var m=c[l];a.push([m,l])}a.sort(r);8<a.length&&(a.length=8);for(var p=d.morphAttributes,l=0,k=a.length;l<k;l++)m=a[l],Y[l]=m[0],0!==m[0]?(c=m[1],!0===e.morphTargets&&p.position&&
+d.addAttribute("morphTarget"+l,p.position[c]),!0===e.morphNormals&&p.normal&&d.addAttribute("morphNormal"+l,p.normal[c])):(!0===e.morphTargets&&d.removeAttribute("morphTarget"+l),!0===e.morphNormals&&d.removeAttribute("morphNormal"+l));g.getUniforms().setValue(w,"morphTargetInfluences",Y);k=!0}c=d.index;l=d.attributes.position;!0===e.wireframe&&(c=Ia.getWireframeAttribute(d));null!==c?(a=bb,a.setIndex(c)):a=Va;if(k){a:{var k=void 0,n;if(d instanceof b.InstancedBufferGeometry&&(n=ka.get("ANGLE_instanced_arrays"),
+null===n)){console.error("THREE.WebGLRenderer.setupVertexAttributes: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");break a}void 0===k&&(k=0);T.initAttributes();var m=d.attributes,g=g.getAttributes(),p=e.defaultAttributeValues,s;for(s in g){var u=g[s];if(0<=u){var q=m[s];if(void 0!==q){var y=w.FLOAT,v=q.array,t=q.normalized;v instanceof Float32Array?y=w.FLOAT:v instanceof Float64Array?console.warn("Unsupported data buffer format: Float64Array"):
+v instanceof Uint16Array?y=w.UNSIGNED_SHORT:v instanceof Int16Array?y=w.SHORT:v instanceof Uint32Array?y=w.UNSIGNED_INT:v instanceof Int32Array?y=w.INT:v instanceof Int8Array?y=w.BYTE:v instanceof Uint8Array&&(y=w.UNSIGNED_BYTE);var v=q.itemSize,H=Ia.getAttributeBuffer(q);if(q instanceof b.InterleavedBufferAttribute){var A=q.data,I=A.stride,q=q.offset;A instanceof b.InstancedInterleavedBuffer?(T.enableAttributeAndDivisor(u,A.meshPerAttribute,n),void 0===d.maxInstancedCount&&(d.maxInstancedCount=A.meshPerAttribute*
+A.count)):T.enableAttribute(u);w.bindBuffer(w.ARRAY_BUFFER,H);w.vertexAttribPointer(u,v,y,t,I*A.array.BYTES_PER_ELEMENT,(k*I+q)*A.array.BYTES_PER_ELEMENT)}else q instanceof b.InstancedBufferAttribute?(T.enableAttributeAndDivisor(u,q.meshPerAttribute,n),void 0===d.maxInstancedCount&&(d.maxInstancedCount=q.meshPerAttribute*q.count)):T.enableAttribute(u),w.bindBuffer(w.ARRAY_BUFFER,H),w.vertexAttribPointer(u,v,y,t,0,k*v*q.array.BYTES_PER_ELEMENT)}else if(void 0!==p&&(y=p[s],void 0!==y))switch(y.length){case 2:w.vertexAttrib2fv(u,
+y);break;case 3:w.vertexAttrib3fv(u,y);break;case 4:w.vertexAttrib4fv(u,y);break;default:w.vertexAttrib1fv(u,y)}}}T.disableUnusedAttributes()}null!==c&&w.bindBuffer(w.ELEMENT_ARRAY_BUFFER,Ia.getAttributeBuffer(c))}n=Infinity;null!==c?n=c.count:void 0!==l&&(n=l.count);s=d.drawRange.start;c=d.drawRange.count;l=null!==h?h.start:0;k=null!==h?h.count:Infinity;h=Math.max(0,s,l);n=Math.min(0+n,s+c,l+k)-1;n=Math.max(0,n-h+1);if(f instanceof b.Mesh)if(!0===e.wireframe)T.setLineWidth(e.wireframeLinewidth*(null===
+Ca?ga:1)),a.setMode(w.LINES);else switch(f.drawMode){case b.TrianglesDrawMode:a.setMode(w.TRIANGLES);break;case b.TriangleStripDrawMode:a.setMode(w.TRIANGLE_STRIP);break;case b.TriangleFanDrawMode:a.setMode(w.TRIANGLE_FAN)}else f instanceof b.Line?(e=e.linewidth,void 0===e&&(e=1),T.setLineWidth(e*(null===Ca?ga:1)),f instanceof b.LineSegments?a.setMode(w.LINES):a.setMode(w.LINE_STRIP)):f instanceof b.Points&&a.setMode(w.POINTS);d instanceof b.InstancedBufferGeometry?0<d.maxInstancedCount&&a.renderInstances(d,
+h,n):a.render(h,n)};this.render=function(a,c,d,e){if(!1===c instanceof b.Camera)console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");else{var f=a.fog;xa="";R=-1;ya=null;!0===a.autoUpdate&&a.updateMatrixWorld();null===c.parent&&c.updateMatrixWorld();c.matrixWorldInverse.getInverse(c.matrixWorld);Ra.multiplyMatrices(c.projectionMatrix,c.matrixWorldInverse);$.setFromMatrix(Ra);U.length=0;ua=Na=-1;ta.length=0;pa.length=0;var h=this.clippingPlanes;Qa=0!==ja.clippingPlanes.length||
+ja.localClippingEnabled||0!==va||La;La=ja.localClippingEnabled;Ba=B(h,c,0);va=null!==h?h.length:0;n(a,c);sa.length=Na+1;ca.length=ua+1;!0===ja.sortObjects&&(sa.sort(q),ca.sort(y));Qa&&(Ea=!0,B(null));for(var h=U,g=0,k=0,l=h.length;k<l;k++){var m=h[k];m.castShadow&&(ea.shadows[g++]=m)}ea.shadows.length=g;cb.render(a,c);for(var h=U,p=m=0,r=0,s,u,v,z=c.matrixWorldInverse,x=0,H=0,I=0,Q=0,g=0,k=h.length;g<k;g++)if(l=h[g],s=l.color,u=l.intensity,v=l.distance,l instanceof b.AmbientLight)m+=s.r*u,p+=s.g*
+u,r+=s.b*u;else if(l instanceof b.DirectionalLight){var Y=Ua.get(l);Y.color.copy(l.color).multiplyScalar(l.intensity);Y.direction.setFromMatrixPosition(l.matrixWorld);ra.setFromMatrixPosition(l.target.matrixWorld);Y.direction.sub(ra);Y.direction.transformDirection(z);if(Y.shadow=l.castShadow)Y.shadowBias=l.shadow.bias,Y.shadowRadius=l.shadow.radius,Y.shadowMapSize=l.shadow.mapSize;ea.directionalShadowMap[x]=l.shadow.map;ea.directionalShadowMatrix[x]=l.shadow.matrix;ea.directional[x++]=Y}else if(l instanceof
+b.SpotLight){Y=Ua.get(l);Y.position.setFromMatrixPosition(l.matrixWorld);Y.position.applyMatrix4(z);Y.color.copy(s).multiplyScalar(u);Y.distance=v;Y.direction.setFromMatrixPosition(l.matrixWorld);ra.setFromMatrixPosition(l.target.matrixWorld);Y.direction.sub(ra);Y.direction.transformDirection(z);Y.coneCos=Math.cos(l.angle);Y.penumbraCos=Math.cos(l.angle*(1-l.penumbra));Y.decay=0===l.distance?0:l.decay;if(Y.shadow=l.castShadow)Y.shadowBias=l.shadow.bias,Y.shadowRadius=l.shadow.radius,Y.shadowMapSize=
+l.shadow.mapSize;ea.spotShadowMap[I]=l.shadow.map;ea.spotShadowMatrix[I]=l.shadow.matrix;ea.spot[I++]=Y}else if(l instanceof b.PointLight){Y=Ua.get(l);Y.position.setFromMatrixPosition(l.matrixWorld);Y.position.applyMatrix4(z);Y.color.copy(l.color).multiplyScalar(l.intensity);Y.distance=l.distance;Y.decay=0===l.distance?0:l.decay;if(Y.shadow=l.castShadow)Y.shadowBias=l.shadow.bias,Y.shadowRadius=l.shadow.radius,Y.shadowMapSize=l.shadow.mapSize;ea.pointShadowMap[H]=l.shadow.map;void 0===ea.pointShadowMatrix[H]&&
+(ea.pointShadowMatrix[H]=new b.Matrix4);ra.setFromMatrixPosition(l.matrixWorld).negate();ea.pointShadowMatrix[H].identity().setPosition(ra);ea.point[H++]=Y}else l instanceof b.HemisphereLight&&(Y=Ua.get(l),Y.direction.setFromMatrixPosition(l.matrixWorld),Y.direction.transformDirection(z),Y.direction.normalize(),Y.skyColor.copy(l.color).multiplyScalar(u),Y.groundColor.copy(l.groundColor).multiplyScalar(u),ea.hemi[Q++]=Y);ea.ambient[0]=m;ea.ambient[1]=p;ea.ambient[2]=r;ea.directional.length=x;ea.spot.length=
+I;ea.point.length=H;ea.hemi.length=Q;ea.hash=x+","+H+","+I+","+Q+","+ea.shadows.length;Qa&&(Ea=!1,A());Oa.calls=0;Oa.vertices=0;Oa.faces=0;Oa.points=0;void 0===d&&(d=null);this.setRenderTarget(d);(this.autoClear||e)&&this.clear(this.autoClearColor,this.autoClearDepth,this.autoClearStencil);a.overrideMaterial?(e=a.overrideMaterial,t(sa,c,f,e),t(ca,c,f,e)):(T.setBlending(b.NoBlending),t(sa,c,f),t(ca,c,f));Wa.render(a,c);Xa.render(a,c,X);d&&(a=d.texture,a.generateMipmaps&&E(d)&&a.minFilter!==b.NearestFilter&&
+a.minFilter!==b.LinearFilter&&(a=d instanceof b.WebGLRenderTargetCube?w.TEXTURE_CUBE_MAP:w.TEXTURE_2D,d=ha.get(d.texture).__webglTexture,T.bindTexture(a,d),w.generateMipmap(a),T.bindTexture(a,null)));T.setDepthTest(!0);T.setDepthWrite(!0);T.setColorWrite(!0)}};this.setFaceCulling=function(a,c){a===b.CullFaceNone?T.disable(w.CULL_FACE):(c===b.FrontFaceDirectionCW?w.frontFace(w.CW):w.frontFace(w.CCW),a===b.CullFaceBack?w.cullFace(w.BACK):a===b.CullFaceFront?w.cullFace(w.FRONT):w.cullFace(w.FRONT_AND_BACK),
+T.enable(w.CULL_FACE))};var Ya=!1;this.setTexture=function(a,b){Ya||(console.warn("THREE.WebGLRenderer: .setTexture is deprecated, use setTexture2D instead."),Ya=!0);F(a,b)};this.allocTextureUnit=function(){var a=Z;a>=wa.maxTextures&&console.warn("WebGLRenderer: trying to use "+a+" texture units while this GPU supports only "+wa.maxTextures);Z+=1;return a};this.setTexture2D=F;this.setTextureCube=function(a,c){if(a instanceof b.CubeTexture||Array.isArray(a.image)&&6===a.image.length){var d=ha.get(a);
+if(6===a.image.length)if(0<a.version&&d.__version!==a.version){d.__image__webglTextureCube||(a.addEventListener("dispose",g),d.__image__webglTextureCube=w.createTexture(),Ha.textures++);T.activeTexture(w.TEXTURE0+c);T.bindTexture(w.TEXTURE_CUBE_MAP,d.__image__webglTextureCube);w.pixelStorei(w.UNPACK_FLIP_Y_WEBGL,a.flipY);for(var e=a instanceof b.CompressedTexture,f=a.image[0]instanceof b.DataTexture,h=[],l=0;6>l;l++)h[l]=!ja.autoScaleCubemaps||e||f?f?a.image[l].image:a.image[l]:G(a.image[l],wa.maxCubemapSize);
+var k=E(h[0]),m=J(a.format),p=J(a.type);L(w.TEXTURE_CUBE_MAP,a,k);for(l=0;6>l;l++)if(e)for(var n,r=h[l].mipmaps,s=0,u=r.length;s<u;s++)n=r[s],a.format!==b.RGBAFormat&&a.format!==b.RGBFormat?-1<T.getCompressedTextureFormats().indexOf(m)?T.compressedTexImage2D(w.TEXTURE_CUBE_MAP_POSITIVE_X+l,s,m,n.width,n.height,0,n.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setCubeTexture()"):T.texImage2D(w.TEXTURE_CUBE_MAP_POSITIVE_X+l,s,m,n.width,n.height,0,
+m,p,n.data);else f?T.texImage2D(w.TEXTURE_CUBE_MAP_POSITIVE_X+l,0,m,h[l].width,h[l].height,0,m,p,h[l].data):T.texImage2D(w.TEXTURE_CUBE_MAP_POSITIVE_X+l,0,m,m,p,h[l]);a.generateMipmaps&&k&&w.generateMipmap(w.TEXTURE_CUBE_MAP);d.__version=a.version;if(a.onUpdate)a.onUpdate(a)}else T.activeTexture(w.TEXTURE0+c),T.bindTexture(w.TEXTURE_CUBE_MAP,d.__image__webglTextureCube)}else d=a.texture,T.activeTexture(w.TEXTURE0+c),T.bindTexture(w.TEXTURE_CUBE_MAP,ha.get(d).__webglTexture)};this.getCurrentRenderTarget=
+function(){return Ca};this.setRenderTarget=function(a){if((Ca=a)&&void 0===ha.get(a).__webglFramebuffer){var c=ha.get(a),d=ha.get(a.texture);a.addEventListener("dispose",h);d.__webglTexture=w.createTexture();Ha.textures++;var e=a instanceof b.WebGLRenderTargetCube,f=b.Math.isPowerOfTwo(a.width)&&b.Math.isPowerOfTwo(a.height);if(e){c.__webglFramebuffer=[];for(var g=0;6>g;g++)c.__webglFramebuffer[g]=w.createFramebuffer()}else c.__webglFramebuffer=w.createFramebuffer();if(e){T.bindTexture(w.TEXTURE_CUBE_MAP,
+d.__webglTexture);L(w.TEXTURE_CUBE_MAP,a.texture,f);for(g=0;6>g;g++)M(c.__webglFramebuffer[g],a,w.COLOR_ATTACHMENT0,w.TEXTURE_CUBE_MAP_POSITIVE_X+g);a.texture.generateMipmaps&&f&&w.generateMipmap(w.TEXTURE_CUBE_MAP);T.bindTexture(w.TEXTURE_CUBE_MAP,null)}else T.bindTexture(w.TEXTURE_2D,d.__webglTexture),L(w.TEXTURE_2D,a.texture,f),M(c.__webglFramebuffer,a,w.COLOR_ATTACHMENT0,w.TEXTURE_2D),a.texture.generateMipmaps&&f&&w.generateMipmap(w.TEXTURE_2D),T.bindTexture(w.TEXTURE_2D,null);if(a.depthBuffer){c=
+ha.get(a);d=a instanceof b.WebGLRenderTargetCube;if(a.depthTexture){if(d)throw Error("target.depthTexture not supported in Cube render targets");if(a instanceof b.WebGLRenderTargetCube)throw Error("Depth Texture with cube render targets is not supported!");w.bindFramebuffer(w.FRAMEBUFFER,c.__webglFramebuffer);if(!(a.depthTexture instanceof b.DepthTexture))throw Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");ha.get(a.depthTexture).__webglTexture&&a.depthTexture.image.width===
+a.width&&a.depthTexture.image.height===a.height||(a.depthTexture.image.width=a.width,a.depthTexture.image.height=a.height,a.depthTexture.needsUpdate=!0);ja.setTexture(a.depthTexture,0);c=ha.get(a.depthTexture).__webglTexture;w.framebufferTexture2D(w.FRAMEBUFFER,w.DEPTH_ATTACHMENT,w.TEXTURE_2D,c,0)}else if(d)for(c.__webglDepthbuffer=[],d=0;6>d;d++)w.bindFramebuffer(w.FRAMEBUFFER,c.__webglFramebuffer[d]),c.__webglDepthbuffer[d]=w.createRenderbuffer(),K(c.__webglDepthbuffer[d],a);else w.bindFramebuffer(w.FRAMEBUFFER,
+c.__webglFramebuffer),c.__webglDepthbuffer=w.createRenderbuffer(),K(c.__webglDepthbuffer,a);w.bindFramebuffer(w.FRAMEBUFFER,null)}}c=a instanceof b.WebGLRenderTargetCube;a?(d=ha.get(a),d=c?d.__webglFramebuffer[a.activeCubeFace]:d.__webglFramebuffer,Ka.copy(a.scissor),la=a.scissorTest,X.copy(a.viewport)):(d=null,Ka.copy(ma).multiplyScalar(ga),la=ba,X.copy(na).multiplyScalar(ga));Da!==d&&(w.bindFramebuffer(w.FRAMEBUFFER,d),Da=d);T.scissor(Ka);T.setScissorTest(la);T.viewport(X);c&&(c=ha.get(a.texture),
+w.framebufferTexture2D(w.FRAMEBUFFER,w.COLOR_ATTACHMENT0,w.TEXTURE_CUBE_MAP_POSITIVE_X+a.activeCubeFace,c.__webglTexture,a.activeMipMapLevel))};this.readRenderTargetPixels=function(a,c,d,e,f,h){if(!1===a instanceof b.WebGLRenderTarget)console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");else{var g=ha.get(a).__webglFramebuffer;if(g){var l=!1;g!==Da&&(w.bindFramebuffer(w.FRAMEBUFFER,g),l=!0);try{var k=a.texture;k.format!==b.RGBAFormat&&J(k.format)!==
+w.getParameter(w.IMPLEMENTATION_COLOR_READ_FORMAT)?console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format."):k.type===b.UnsignedByteType||J(k.type)===w.getParameter(w.IMPLEMENTATION_COLOR_READ_TYPE)||k.type===b.FloatType&&ka.get("WEBGL_color_buffer_float")||k.type===b.HalfFloatType&&ka.get("EXT_color_buffer_half_float")?w.checkFramebufferStatus(w.FRAMEBUFFER)===w.FRAMEBUFFER_COMPLETE?0<c&&c<=a.width-e&&0<d&&d<=a.height-f&&w.readPixels(c,
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-c){a.drawElements(e,c,f,b*g);d.calls++;d.vertices+=c;e===a.TRIANGLES&&(d.faces+=c/3)};this.renderInstances=function(h,k,m){var n=b.get("ANGLE_instanced_arrays");null===n?console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays."):(n.drawElementsInstancedANGLE(e,m,f,k*g,h.maxInstancedCount),d.calls++,d.vertices+=m*h.maxInstancedCount,e===a.TRIANGLES&&(d.faces+=h.maxInstancedCount*m/3))}};b.WebGLExtensions=function(a){var b=
+c){a.drawElements(e,c,f,b*g);d.calls++;d.vertices+=c;e===a.TRIANGLES&&(d.faces+=c/3)};this.renderInstances=function(h,k,m){var r=b.get("ANGLE_instanced_arrays");null===r?console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays."):(r.drawElementsInstancedANGLE(e,m,f,k*g,h.maxInstancedCount),d.calls++,d.vertices+=m*h.maxInstancedCount,e===a.TRIANGLES&&(d.faces+=h.maxInstancedCount*m/3))}};b.WebGLExtensions=function(a){var b=
 {};this.get=function(d){if(void 0!==b[d])return b[d];var e;switch(d){case "WEBGL_depth_texture":a.getExtension("WEBGL_depth_texture")||a.getExtension("MOZ_WEBGL_depth_texture")||a.getExtension("WEBKIT_WEBGL_depth_texture");case "EXT_texture_filter_anisotropic":e=a.getExtension("EXT_texture_filter_anisotropic")||a.getExtension("MOZ_EXT_texture_filter_anisotropic")||a.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case "WEBGL_compressed_texture_s3tc":e=a.getExtension("WEBGL_compressed_texture_s3tc")||
 a.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||a.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case "WEBGL_compressed_texture_pvrtc":e=a.getExtension("WEBGL_compressed_texture_pvrtc")||a.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;case "WEBGL_compressed_texture_etc1":e=a.getExtension("WEBGL_compressed_texture_etc1");break;default:e=a.getExtension(d)}null===e&&console.warn("THREE.WebGLRenderer: "+d+" extension not supported.");return b[d]=e}};b.WebGLCapabilities=
 function(a,b,d){function e(b){if("highp"===b){if(0<a.getShaderPrecisionFormat(a.VERTEX_SHADER,a.HIGH_FLOAT).precision&&0<a.getShaderPrecisionFormat(a.FRAGMENT_SHADER,a.HIGH_FLOAT).precision)return"highp";b="mediump"}return"mediump"===b&&0<a.getShaderPrecisionFormat(a.VERTEX_SHADER,a.MEDIUM_FLOAT).precision&&0<a.getShaderPrecisionFormat(a.FRAGMENT_SHADER,a.MEDIUM_FLOAT).precision?"mediump":"lowp"}this.getMaxPrecision=e;this.precision=void 0!==d.precision?d.precision:"highp";this.logarithmicDepthBuffer=
@@ -717,140 +717,140 @@
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-function(c){var d=g.get(c);c.geometry instanceof b.Geometry&&d.updateFromObject(c);c=d.index;var f=d.attributes;null!==c&&e(c,a.ELEMENT_ARRAY_BUFFER);for(var k in f)e(f[k],a.ARRAY_BUFFER);c=d.morphAttributes;for(k in c)for(var f=c[k],m=0,t=f.length;m<t;m++)e(f[m],a.ARRAY_BUFFER);return d}};b.WebGLProgram=function(){function a(a){switch(a){case b.LinearEncoding:return["Linear","( value )"];case b.sRGBEncoding:return["sRGB","( value )"];case b.RGBEEncoding:return["RGBE","( value )"];case b.RGBM7Encoding:return["RGBM",
+function(d){var g=c.get(d);if(void 0!==g.wireframe)return g.wireframe;var k=[],m=d.index,q=d.attributes;d=q.position;if(null!==m)for(var q={},m=m.array,y=0,l=m.length;y<l;y+=3){var s=m[y+0],n=m[y+1],t=m[y+2];f(q,s,n)&&k.push(s,n);f(q,n,t)&&k.push(n,t);f(q,t,s)&&k.push(t,s)}else for(m=q.position.array,y=0,l=m.length/3-1;y<l;y+=3)s=y+0,n=y+1,t=y+2,k.push(s,n,n,t,t,s);k=new b.BufferAttribute(new (65535<d.count?Uint32Array:Uint16Array)(k),1);e(k,a.ELEMENT_ARRAY_BUFFER);return g.wireframe=k};this.update=
+function(c){var d=g.get(c);c.geometry instanceof b.Geometry&&d.updateFromObject(c);c=d.index;var f=d.attributes;null!==c&&e(c,a.ELEMENT_ARRAY_BUFFER);for(var k in f)e(f[k],a.ARRAY_BUFFER);c=d.morphAttributes;for(k in c)for(var f=c[k],m=0,y=f.length;m<y;m++)e(f[m],a.ARRAY_BUFFER);return d}};b.WebGLProgram=function(){function a(a){switch(a){case b.LinearEncoding:return["Linear","( value )"];case b.sRGBEncoding:return["sRGB","( value )"];case b.RGBEEncoding:return["RGBE","( value )"];case b.RGBM7Encoding:return["RGBM",
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-"#define USE_METALNESSMAP":"",p.alphaMap?"#define USE_ALPHAMAP":"",p.vertexColors?"#define USE_COLOR":"",p.flatShading?"#define FLAT_SHADED":"",p.doubleSided?"#define DOUBLE_SIDED":"",p.flipSided?"#define FLIP_SIDED":"","#define NUM_CLIPPING_PLANES "+p.numClippingPlanes,p.shadowMapEnabled?"#define USE_SHADOWMAP":"",p.shadowMapEnabled?"#define "+A:"",p.premultipliedAlpha?"#define PREMULTIPLIED_ALPHA":"",p.physicallyCorrectLights?"#define PHYSICALLY_CORRECT_LIGHTS":"",p.logarithmicDepthBuffer?"#define USE_LOGDEPTHBUF":
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-y+v);D=b.WebGLShader(u,u.FRAGMENT_SHADER,D);u.attachShader(K,v);u.attachShader(K,D);void 0!==s.index0AttributeName?u.bindAttribLocation(K,0,s.index0AttributeName):!0===p.morphTargets&&u.bindAttribLocation(K,0,"position");u.linkProgram(K);p=u.getProgramInfoLog(K);F=u.getShaderInfoLog(v);B=u.getShaderInfoLog(D);E=H=!0;if(!1===u.getProgramParameter(K,u.LINK_STATUS))H=!1,console.error("THREE.WebGLProgram: shader error: ",u.getError(),"gl.VALIDATE_STATUS",u.getProgramParameter(K,u.VALIDATE_STATUS),"gl.getProgramInfoLog",
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+E,n.useFog&&n.fog?"#define USE_FOG":"",n.useFog&&n.fogExp?"#define FOG_EXP2":"",n.map?"#define USE_MAP":"",n.envMap?"#define USE_ENVMAP":"",n.envMap?"#define "+L:"",n.envMap?"#define "+F:"",n.envMap?"#define "+G:"",n.lightMap?"#define USE_LIGHTMAP":"",n.aoMap?"#define USE_AOMAP":"",n.emissiveMap?"#define USE_EMISSIVEMAP":"",n.bumpMap?"#define USE_BUMPMAP":"",n.normalMap?"#define USE_NORMALMAP":"",n.specularMap?"#define USE_SPECULARMAP":"",n.roughnessMap?"#define USE_ROUGHNESSMAP":"",n.metalnessMap?
+"#define USE_METALNESSMAP":"",n.alphaMap?"#define USE_ALPHAMAP":"",n.vertexColors?"#define USE_COLOR":"",n.flatShading?"#define FLAT_SHADED":"",n.doubleSided?"#define DOUBLE_SIDED":"",n.flipSided?"#define FLIP_SIDED":"","#define NUM_CLIPPING_PLANES "+n.numClippingPlanes,n.shadowMapEnabled?"#define USE_SHADOWMAP":"",n.shadowMapEnabled?"#define "+A:"",n.premultipliedAlpha?"#define PREMULTIPLIED_ALPHA":"",n.physicallyCorrectLights?"#define PHYSICALLY_CORRECT_LIGHTS":"",n.logarithmicDepthBuffer?"#define USE_LOGDEPTHBUF":
+"",n.logarithmicDepthBuffer&&a.extensions.get("EXT_frag_depth")?"#define USE_LOGDEPTHBUF_EXT":"",n.envMap&&a.extensions.get("EXT_shader_texture_lod")?"#define TEXTURE_LOD_EXT":"","uniform mat4 viewMatrix;","uniform vec3 cameraPosition;",n.toneMapping!==b.NoToneMapping?"#define TONE_MAPPING":"",n.toneMapping!==b.NoToneMapping?b.ShaderChunk.tonemapping_pars_fragment:"",n.toneMapping!==b.NoToneMapping?e("toneMapping",n.toneMapping):"",n.outputEncoding||n.mapEncoding||n.envMapEncoding||n.emissiveMapEncoding?
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+z+v);B=b.WebGLShader(t,t.FRAGMENT_SHADER,B);t.attachShader(K,v);t.attachShader(K,B);void 0!==s.index0AttributeName?t.bindAttribLocation(K,0,s.index0AttributeName):!0===n.morphTargets&&t.bindAttribLocation(K,0,"position");t.linkProgram(K);n=t.getProgramInfoLog(K);L=t.getShaderInfoLog(v);F=t.getShaderInfoLog(B);E=G=!0;if(!1===t.getProgramParameter(K,t.LINK_STATUS))G=!1,console.error("THREE.WebGLProgram: shader error: ",t.getError(),"gl.VALIDATE_STATUS",t.getProgramParameter(K,t.VALIDATE_STATUS),"gl.getProgramInfoLog",
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 b.WebGLPrograms=function(a,c){function d(a,c){var d;a?a instanceof b.Texture?d=a.encoding:a instanceof b.WebGLRenderTarget&&(d=a.texture.encoding):d=b.LinearEncoding;d===b.LinearEncoding&&c&&(d=b.GammaEncoding);return d}var e=[],f={MeshDepthMaterial:"depth",MeshNormalMaterial:"normal",MeshBasicMaterial:"basic",MeshLambertMaterial:"lambert",MeshPhongMaterial:"phong",MeshStandardMaterial:"physical",MeshPhysicalMaterial:"physical",LineBasicMaterial:"basic",LineDashedMaterial:"dashed",PointsMaterial:"points"},
 g="precision supportsVertexTextures map mapEncoding envMap envMapMode envMapEncoding lightMap aoMap emissiveMap emissiveMapEncoding bumpMap normalMap displacementMap specularMap roughnessMap metalnessMap alphaMap combine vertexColors fog useFog fogExp flatShading sizeAttenuation logarithmicDepthBuffer skinning maxBones useVertexTexture morphTargets morphNormals maxMorphTargets maxMorphNormals premultipliedAlpha numDirLights numPointLights numSpotLights numHemiLights shadowMapEnabled shadowMapType toneMapping physicallyCorrectLights alphaTest doubleSided flipSided numClippingPlanes depthPacking".split(" ");
-this.getParameters=function(e,g,k,m,r){var t=f[e.type],l;c.floatVertexTextures&&r&&r.skeleton&&r.skeleton.useVertexTexture?l=1024:(l=Math.floor((c.maxVertexUniforms-20)/4),void 0!==r&&r instanceof b.SkinnedMesh&&(l=Math.min(r.skeleton.bones.length,l),l<r.skeleton.bones.length&&console.warn("WebGLRenderer: too many bones - "+r.skeleton.bones.length+", this GPU supports just "+l+" (try OpenGL instead of ANGLE)")));var s=a.getPrecision();null!==e.precision&&(s=c.getMaxPrecision(e.precision),s!==e.precision&&
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+0;b<a.length;b++)a[b]=b+1+": "+a[b];return a.join("\n")}return function(b,d,e){var f=b.createShader(d);b.shaderSource(f,e);b.compileShader(f);!1===b.getShaderParameter(f,b.COMPILE_STATUS)&&console.error("THREE.WebGLShader: Shader couldn't compile.");""!==b.getShaderInfoLog(f)&&console.warn("THREE.WebGLShader: gl.getShaderInfoLog()",d===b.VERTEX_SHADER?"vertex":"fragment",b.getShaderInfoLog(f),a(e));return f}}();b.WebGLShadowMap=function(a,c,d){function e(c,d,e,f){var g=c.geometry,h=null,h=n,k=c.customDepthMaterial;
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-b.RGBADepthPacking;c.clipping=!0;for(var A=b.ShaderLib.distanceRGBA,F=b.UniformsUtils.clone(A.uniforms),B=0;4!==B;++B){var H=0!==(B&1),E=0!==(B&2),Q=c.clone();Q.morphTargets=H;Q.skinning=E;p[B]=Q;H=new b.ShaderMaterial({defines:{USE_SHADOWMAP:""},uniforms:F,vertexShader:A.vertexShader,fragmentShader:A.fragmentShader,morphTargets:H,skinning:E,clipping:!0});u[B]=H}var K=this;this.enabled=!1;this.autoUpdate=!0;this.needsUpdate=!1;this.type=b.PCFShadowMap;this.cullFace=b.CullFaceFront;this.render=function(c,
-p){if(!1!==K.enabled&&(!1!==K.autoUpdate||!1!==K.needsUpdate)&&0!==n.length){h.clearColor(1,1,1,1);h.disable(g.BLEND);h.enable(g.CULL_FACE);g.frontFace(g.CCW);g.cullFace(K.cullFace===b.CullFaceFront?g.FRONT:g.BACK);h.setDepthTest(!0);h.setScissorTest(!1);for(var u,A,B=0,H=n.length;B<H;B++){var G=n[B],I=G.shadow,M=I.camera;r.copy(I.mapSize);if(G instanceof b.PointLight){u=6;A=!0;var P=r.x,E=r.y;D[0].set(2*P,E,P,E);D[1].set(0,E,P,E);D[2].set(3*P,E,P,E);D[3].set(P,E,P,E);D[4].set(3*P,0,P,E);D[5].set(P,
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-M.matrixWorldInverse.getInverse(M.matrixWorld);I.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1);I.multiply(M.projectionMatrix);I.multiply(M.matrixWorldInverse);m.multiplyMatrices(M.projectionMatrix,M.matrixWorldInverse);k.setFromMatrix(m);s.length=0;f(c,p,M);for(var E=0,F=s.length;E<F;E++){var Q=s[E],R=d.update(Q),ta=Q.material;if(ta instanceof b.MultiMaterial)for(var la=R.groups,ta=ta.materials,sa=0,oa=la.length;sa<oa;sa++){var ia=la[sa],pa=ta[ia.materialIndex];!0===pa.visible&&(pa=e(Q,pa,A,l),a.renderBufferDirect(M,
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+0,l.RGB,16,16,0,l.RGB,l.UNSIGNED_BYTE,null);l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_S,l.CLAMP_TO_EDGE);l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_T,l.CLAMP_TO_EDGE);l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MAG_FILTER,l.NEAREST);l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MIN_FILTER,l.NEAREST);s.bindTexture(l.TEXTURE_2D,B);l.texImage2D(l.TEXTURE_2D,0,l.RGBA,16,16,0,l.RGBA,l.UNSIGNED_BYTE,null);l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_S,l.CLAMP_TO_EDGE);l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_T,
+l.CLAMP_TO_EDGE);l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MAG_FILTER,l.NEAREST);l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MIN_FILTER,l.NEAREST);var K=W={vertexShader:"uniform lowp int renderType;\nuniform vec3 screenPosition;\nuniform vec2 scale;\nuniform float rotation;\nuniform sampler2D occlusionMap;\nattribute vec2 position;\nattribute vec2 uv;\nvarying vec2 vUV;\nvarying float vVisibility;\nvoid main() {\nvUV = uv;\nvec2 pos = position;\nif ( renderType == 2 ) {\nvec4 visibility = texture2D( occlusionMap, vec2( 0.1, 0.1 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.5, 0.1 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.9, 0.1 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.9, 0.5 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.9, 0.9 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.5, 0.9 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.1, 0.9 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.1, 0.5 ) );\nvisibility += texture2D( occlusionMap, vec2( 0.5, 0.5 ) );\nvVisibility =        visibility.r / 9.0;\nvVisibility *= 1.0 - visibility.g / 9.0;\nvVisibility *=       visibility.b / 9.0;\nvVisibility *= 1.0 - visibility.a / 9.0;\npos.x = cos( rotation ) * position.x - sin( rotation ) * position.y;\npos.y = sin( rotation ) * position.x + cos( rotation ) * position.y;\n}\ngl_Position = vec4( ( pos * scale + screenPosition.xy ).xy, screenPosition.z, 1.0 );\n}",
+fragmentShader:"uniform lowp int renderType;\nuniform sampler2D map;\nuniform float opacity;\nuniform vec3 color;\nvarying vec2 vUV;\nvarying float vVisibility;\nvoid main() {\nif ( renderType == 0 ) {\ngl_FragColor = vec4( 1.0, 0.0, 1.0, 0.0 );\n} else if ( renderType == 1 ) {\ngl_FragColor = texture2D( map, vUV );\n} else {\nvec4 texture = texture2D( map, vUV );\ntexture.a *= opacity * vVisibility;\ngl_FragColor = texture;\ngl_FragColor.rgb *= color;\n}\n}"},D=l.createProgram(),O=l.createShader(l.FRAGMENT_SHADER),
+H=l.createShader(l.VERTEX_SHADER),Q="precision "+a.getPrecision()+" float;\n";l.shaderSource(O,Q+K.fragmentShader);l.shaderSource(H,Q+K.vertexShader);l.compileShader(O);l.compileShader(H);l.attachShader(D,O);l.attachShader(D,H);l.linkProgram(D);z=D;q=l.getAttribLocation(z,"position");t=l.getAttribLocation(z,"uv");d=l.getUniformLocation(z,"renderType");e=l.getUniformLocation(z,"map");f=l.getUniformLocation(z,"occlusionMap");g=l.getUniformLocation(z,"opacity");h=l.getUniformLocation(z,"color");k=l.getUniformLocation(z,
+"scale");m=l.getUniformLocation(z,"rotation");r=l.getUniformLocation(z,"screenPosition")}l.useProgram(z);s.initAttributes();s.enableAttribute(q);s.enableAttribute(t);s.disableUnusedAttributes();l.uniform1i(f,0);l.uniform1i(e,1);l.bindBuffer(l.ARRAY_BUFFER,n);l.vertexAttribPointer(q,2,l.FLOAT,!1,16,0);l.vertexAttribPointer(t,2,l.FLOAT,!1,16,8);l.bindBuffer(l.ELEMENT_ARRAY_BUFFER,x);s.disable(l.CULL_FACE);s.setDepthWrite(!1);D=0;for(O=c.length;D<O;D++)if(K=16/F.w,P.set(K*G,K),H=c[D],A.set(H.matrixWorld.elements[12],
+H.matrixWorld.elements[13],H.matrixWorld.elements[14]),A.applyMatrix4(L.matrixWorldInverse),A.applyProjection(L.projectionMatrix),J.copy(A),C.x=F.x+J.x*E+E-8,C.y=F.y+J.y*M+M-8,!0===S.containsPoint(C)){s.activeTexture(l.TEXTURE0);s.bindTexture(l.TEXTURE_2D,null);s.activeTexture(l.TEXTURE1);s.bindTexture(l.TEXTURE_2D,v);l.copyTexImage2D(l.TEXTURE_2D,0,l.RGB,C.x,C.y,16,16,0);l.uniform1i(d,0);l.uniform2f(k,P.x,P.y);l.uniform3f(r,J.x,J.y,J.z);s.disable(l.BLEND);s.enable(l.DEPTH_TEST);l.drawElements(l.TRIANGLES,
+6,l.UNSIGNED_SHORT,0);s.activeTexture(l.TEXTURE0);s.bindTexture(l.TEXTURE_2D,B);l.copyTexImage2D(l.TEXTURE_2D,0,l.RGBA,C.x,C.y,16,16,0);l.uniform1i(d,1);s.disable(l.DEPTH_TEST);s.activeTexture(l.TEXTURE1);s.bindTexture(l.TEXTURE_2D,v);l.drawElements(l.TRIANGLES,6,l.UNSIGNED_SHORT,0);H.positionScreen.copy(J);H.customUpdateCallback?H.customUpdateCallback(H):H.updateLensFlares();l.uniform1i(d,2);s.enable(l.BLEND);for(var Q=0,I=H.lensFlares.length;Q<I;Q++){var V=H.lensFlares[Q];.001<V.opacity&&.001<V.scale&&
+(J.x=V.x,J.y=V.y,J.z=V.z,K=V.size*V.scale/F.w,P.x=K*G,P.y=K,l.uniform3f(r,J.x,J.y,J.z),l.uniform2f(k,P.x,P.y),l.uniform1f(m,V.rotation),l.uniform1f(g,V.opacity),l.uniform3f(h,V.color.r,V.color.g,V.color.b),s.setBlending(V.blending,V.blendEquation,V.blendSrc,V.blendDst),a.setTexture2D(V.texture,1),l.drawElements(l.TRIANGLES,6,l.UNSIGNED_SHORT,0))}}s.enable(l.CULL_FACE);s.enable(l.DEPTH_TEST);s.setDepthWrite(!0);a.resetGLState()}}};b.SpritePlugin=function(a,c){var d,e,f,g,h,k,m,r,q,t,l,s,n,x,W,z,v;
+function B(a,b){return a.renderOrder!==b.renderOrder?a.renderOrder-b.renderOrder:a.z!==b.z?b.z-a.z:b.id-a.id}var A=a.context,L=a.state,F,G,E,M,K=new b.Vector3,P=new b.Quaternion,J=new b.Vector3;this.render=function(C,S){if(0!==c.length){if(void 0===E){var D=new Float32Array([-.5,-.5,0,0,.5,-.5,1,0,.5,.5,1,1,-.5,.5,0,1]),O=new Uint16Array([0,1,2,0,2,3]);F=A.createBuffer();G=A.createBuffer();A.bindBuffer(A.ARRAY_BUFFER,F);A.bufferData(A.ARRAY_BUFFER,D,A.STATIC_DRAW);A.bindBuffer(A.ELEMENT_ARRAY_BUFFER,
+G);A.bufferData(A.ELEMENT_ARRAY_BUFFER,O,A.STATIC_DRAW);var D=A.createProgram(),O=A.createShader(A.VERTEX_SHADER),H=A.createShader(A.FRAGMENT_SHADER);A.shaderSource(O,["precision "+a.getPrecision()+" float;","uniform mat4 modelViewMatrix;\nuniform mat4 projectionMatrix;\nuniform float rotation;\nuniform vec2 scale;\nuniform vec2 uvOffset;\nuniform vec2 uvScale;\nattribute vec2 position;\nattribute vec2 uv;\nvarying vec2 vUV;\nvoid main() {\nvUV = uvOffset + uv * uvScale;\nvec2 alignedPosition = position * scale;\nvec2 rotatedPosition;\nrotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\nrotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\nvec4 finalPosition;\nfinalPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\nfinalPosition.xy += rotatedPosition;\nfinalPosition = projectionMatrix * finalPosition;\ngl_Position = finalPosition;\n}"].join("\n"));
+A.shaderSource(H,["precision "+a.getPrecision()+" float;","uniform vec3 color;\nuniform sampler2D map;\nuniform float opacity;\nuniform int fogType;\nuniform vec3 fogColor;\nuniform float fogDensity;\nuniform float fogNear;\nuniform float fogFar;\nuniform float alphaTest;\nvarying vec2 vUV;\nvoid main() {\nvec4 texture = texture2D( map, vUV );\nif ( texture.a < alphaTest ) discard;\ngl_FragColor = vec4( color * texture.xyz, texture.a * opacity );\nif ( fogType > 0 ) {\nfloat depth = gl_FragCoord.z / gl_FragCoord.w;\nfloat fogFactor = 0.0;\nif ( fogType == 1 ) {\nfogFactor = smoothstep( fogNear, fogFar, depth );\n} else {\nconst float LOG2 = 1.442695;\nfogFactor = exp2( - fogDensity * fogDensity * depth * depth * LOG2 );\nfogFactor = 1.0 - clamp( fogFactor, 0.0, 1.0 );\n}\ngl_FragColor = mix( gl_FragColor, vec4( fogColor, gl_FragColor.w ), fogFactor );\n}\n}"].join("\n"));
+A.compileShader(O);A.compileShader(H);A.attachShader(D,O);A.attachShader(D,H);A.linkProgram(D);E=D;z=A.getAttribLocation(E,"position");v=A.getAttribLocation(E,"uv");d=A.getUniformLocation(E,"uvOffset");e=A.getUniformLocation(E,"uvScale");f=A.getUniformLocation(E,"rotation");g=A.getUniformLocation(E,"scale");h=A.getUniformLocation(E,"color");k=A.getUniformLocation(E,"map");m=A.getUniformLocation(E,"opacity");r=A.getUniformLocation(E,"modelViewMatrix");q=A.getUniformLocation(E,"projectionMatrix");t=
+A.getUniformLocation(E,"fogType");l=A.getUniformLocation(E,"fogDensity");s=A.getUniformLocation(E,"fogNear");n=A.getUniformLocation(E,"fogFar");x=A.getUniformLocation(E,"fogColor");W=A.getUniformLocation(E,"alphaTest");D=document.createElement("canvas");D.width=8;D.height=8;O=D.getContext("2d");O.fillStyle="white";O.fillRect(0,0,8,8);M=new b.Texture(D);M.needsUpdate=!0}A.useProgram(E);L.initAttributes();L.enableAttribute(z);L.enableAttribute(v);L.disableUnusedAttributes();L.disable(A.CULL_FACE);L.enable(A.BLEND);
+A.bindBuffer(A.ARRAY_BUFFER,F);A.vertexAttribPointer(z,2,A.FLOAT,!1,16,0);A.vertexAttribPointer(v,2,A.FLOAT,!1,16,8);A.bindBuffer(A.ELEMENT_ARRAY_BUFFER,G);A.uniformMatrix4fv(q,!1,S.projectionMatrix.elements);L.activeTexture(A.TEXTURE0);A.uniform1i(k,0);O=D=0;(H=C.fog)?(A.uniform3f(x,H.color.r,H.color.g,H.color.b),H instanceof b.Fog?(A.uniform1f(s,H.near),A.uniform1f(n,H.far),A.uniform1i(t,1),O=D=1):H instanceof b.FogExp2&&(A.uniform1f(l,H.density),A.uniform1i(t,2),O=D=2)):(A.uniform1i(t,0),O=D=0);
+for(var H=0,Q=c.length;H<Q;H++){var I=c[H];I.modelViewMatrix.multiplyMatrices(S.matrixWorldInverse,I.matrixWorld);I.z=-I.modelViewMatrix.elements[14]}c.sort(B);for(var V=[],H=0,Q=c.length;H<Q;H++){var I=c[H],U=I.material;A.uniform1f(W,U.alphaTest);A.uniformMatrix4fv(r,!1,I.modelViewMatrix.elements);I.matrixWorld.decompose(K,P,J);V[0]=J.x;V[1]=J.y;I=0;C.fog&&U.fog&&(I=O);D!==I&&(A.uniform1i(t,I),D=I);null!==U.map?(A.uniform2f(d,U.map.offset.x,U.map.offset.y),A.uniform2f(e,U.map.repeat.x,U.map.repeat.y)):
+(A.uniform2f(d,0,0),A.uniform2f(e,1,1));A.uniform1f(m,U.opacity);A.uniform3f(h,U.color.r,U.color.g,U.color.b);A.uniform1f(f,U.rotation);A.uniform2fv(g,V);L.setBlending(U.blending,U.blendEquation,U.blendSrc,U.blendDst);L.setDepthTest(U.depthTest);L.setDepthWrite(U.depthWrite);U.map?a.setTexture2D(U.map,0):a.setTexture2D(M,0);A.drawElements(A.TRIANGLES,6,A.UNSIGNED_SHORT,0)}L.enable(A.CULL_FACE);a.resetGLState()}}};b.RenderableObject=function(){this.id=0;this.object=null;this.renderOrder=this.z=0};
 b.RenderableFace=function(){this.id=0;this.v1=new b.RenderableVertex;this.v2=new b.RenderableVertex;this.v3=new b.RenderableVertex;this.normalModel=new b.Vector3;this.vertexNormalsModel=[new b.Vector3,new b.Vector3,new b.Vector3];this.vertexNormalsLength=0;this.color=new b.Color;this.material=null;this.uvs=[new b.Vector2,new b.Vector2,new b.Vector2];this.renderOrder=this.z=0};b.RenderableVertex=function(){this.position=new b.Vector3;this.positionWorld=new b.Vector3;this.positionScreen=new b.Vector4;
 this.visible=!0};b.RenderableVertex.prototype.copy=function(a){this.positionWorld.copy(a.positionWorld);this.positionScreen.copy(a.positionScreen)};b.RenderableLine=function(){this.id=0;this.v1=new b.RenderableVertex;this.v2=new b.RenderableVertex;this.vertexColors=[new b.Color,new b.Color];this.material=null;this.renderOrder=this.z=0};b.RenderableSprite=function(){this.id=0;this.object=null;this.rotation=this.z=this.y=this.x=0;this.scale=new b.Vector2;this.material=null;this.renderOrder=0};b.Projector=
-function(){function a(){if(t===s){var a=new b.RenderableVertex;l.push(a);s++;t++;return a}return l[t++]}function c(){if(u===y){var a=new b.RenderableFace;R.push(a);y++;u++;return a}return R[u++]}function d(){if(D===F){var a=new b.RenderableLine;A.push(a);F++;D++;return a}return A[D++]}function e(){if(H===Q){var a=new b.RenderableSprite;E.push(a);Q++;H++;return a}return E[H++]}function f(a,b){return a.renderOrder!==b.renderOrder?a.renderOrder-b.renderOrder:a.z!==b.z?b.z-a.z:a.id!==b.id?a.id-b.id:0}
-function g(a,b){var c=0,d=1,e=a.z+a.w,f=b.z+b.w,g=-a.z+a.w,h=-b.z+b.w;if(0<=e&&0<=f&&0<=g&&0<=h)return!0;if(0>e&&0>f||0>g&&0>h)return!1;0>e?c=Math.max(c,e/(e-f)):0>f&&(d=Math.min(d,e/(e-f)));0>g?c=Math.max(c,g/(g-h)):0>h&&(d=Math.min(d,g/(g-h)));if(d<c)return!1;a.lerp(b,c);b.lerp(a,1-d);return!0}var h,k,m=[],n=0,r,t,l=[],s=0,p,u,R=[],y=0,v,D,A=[],F=0,B,H,E=[],Q=0,K={objects:[],lights:[],elements:[]},O=new b.Vector3,J=new b.Vector4,C=new b.Box3(new b.Vector3(-1,-1,-1),new b.Vector3(1,1,1)),N=new b.Box3,
-L=Array(3),U=new b.Matrix4,G=new b.Matrix4,I,M=new b.Matrix4,Y=new b.Matrix3,W=new b.Frustum,ba=new b.Vector4,ea=new b.Vector4;this.projectVector=function(a,b){console.warn("THREE.Projector: .projectVector() is now vector.project().");a.project(b)};this.unprojectVector=function(a,b){console.warn("THREE.Projector: .unprojectVector() is now vector.unproject().");a.unproject(b)};this.pickingRay=function(a,b){console.error("THREE.Projector: .pickingRay() is now raycaster.setFromCamera().")};var ca=new function(){function e(a){var b=
-a.positionWorld,c=a.positionScreen;b.copy(a.position).applyMatrix4(I);c.copy(b).applyMatrix4(G);b=1/c.w;c.x*=b;c.y*=b;c.z*=b;a.visible=-1<=c.x&&1>=c.x&&-1<=c.y&&1>=c.y&&-1<=c.z&&1>=c.z}function f(a,b,c){if(!0===a.visible||!0===b.visible||!0===c.visible)return!0;L[0]=a.positionScreen;L[1]=b.positionScreen;L[2]=c.positionScreen;return C.intersectsBox(N.setFromPoints(L))}function g(a,b,c){return 0>(c.positionScreen.x-a.positionScreen.x)*(b.positionScreen.y-a.positionScreen.y)-(c.positionScreen.y-a.positionScreen.y)*
-(b.positionScreen.x-a.positionScreen.x)}var h=[],k=[],m=null,n=null,q=new b.Matrix3;return{setObject:function(a){m=a;n=m.material;q.getNormalMatrix(m.matrixWorld);h.length=0;k.length=0},projectVertex:e,checkTriangleVisibility:f,checkBackfaceCulling:g,pushVertex:function(b,c,d){r=a();r.position.set(b,c,d);e(r)},pushNormal:function(a,b,c){h.push(a,b,c)},pushUv:function(a,b){k.push(a,b)},pushLine:function(a,b){var c=l[a],e=l[b];v=d();v.id=m.id;v.v1.copy(c);v.v2.copy(e);v.z=(c.positionScreen.z+e.positionScreen.z)/
-2;v.renderOrder=m.renderOrder;v.material=m.material;K.elements.push(v)},pushTriangle:function(a,d,e){var r=l[a],s=l[d],t=l[e];if(!1!==f(r,s,t)&&(n.side===b.DoubleSide||!0===g(r,s,t))){p=c();p.id=m.id;p.v1.copy(r);p.v2.copy(s);p.v3.copy(t);p.z=(r.positionScreen.z+s.positionScreen.z+t.positionScreen.z)/3;p.renderOrder=m.renderOrder;p.normalModel.fromArray(h,3*a);p.normalModel.applyMatrix3(q).normalize();for(r=0;3>r;r++)s=p.vertexNormalsModel[r],s.fromArray(h,3*arguments[r]),s.applyMatrix3(q).normalize(),
-p.uvs[r].fromArray(k,2*arguments[r]);p.vertexNormalsLength=3;p.material=m.material;K.elements.push(p)}}}};this.projectScene=function(r,s,y,z){H=D=u=0;K.elements.length=0;!0===r.autoUpdate&&r.updateMatrixWorld();null===s.parent&&s.updateMatrixWorld();U.copy(s.matrixWorldInverse.getInverse(s.matrixWorld));G.multiplyMatrices(s.projectionMatrix,U);W.setFromMatrix(G);k=0;K.objects.length=0;K.lights.length=0;r.traverseVisible(function(a){if(a instanceof b.Light)K.lights.push(a);else if((a instanceof b.Mesh||
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-b.BufferGeometry){var C=E.attributes,A=E.groups;if(void 0!==C.position){for(var F=C.position.array,T=0,Q=F.length;T<Q;T+=3)ca.pushVertex(F[T],F[T+1],F[T+2]);if(void 0!==C.normal)for(var L=C.normal.array,T=0,Q=L.length;T<Q;T+=3)ca.pushNormal(L[T],L[T+1],L[T+2]);if(void 0!==C.uv)for(C=C.uv.array,T=0,Q=C.length;T<Q;T+=2)ca.pushUv(C[T],C[T+1]);if(null!==E.index)if(F=E.index.array,0<A.length)for(r=0;r<A.length;r++)for(Q=A[r],T=Q.start,Q=Q.start+Q.count;T<Q;T+=3)ca.pushTriangle(F[T],F[T+1],F[T+2]);else for(T=
-0,Q=F.length;T<Q;T+=3)ca.pushTriangle(F[T],F[T+1],F[T+2]);else for(T=0,Q=F.length/3;T<Q;T+=3)ca.pushTriangle(T,T+1,T+2)}}else{if(E instanceof b.Geometry){var R=E.vertices,T=E.faces,Q=E.faceVertexUvs[0];Y.getNormalMatrix(I);for(var F=A.material,C=F instanceof b.MultiMaterial,L=!0===C?A.material:null,N=0,X=R.length;N<X;N++){var Z=R[N];O.copy(Z);if(!0===F.morphTargets)for(var ha=E.morphTargets,$=A.morphTargetInfluences,da=0,za=ha.length;da<za;da++){var fa=$[da];if(0!==fa){var ka=ha[da].vertices[N];O.x+=
-(ka.x-Z.x)*fa;O.y+=(ka.y-Z.y)*fa;O.z+=(ka.z-Z.z)*fa}}ca.pushVertex(O.x,O.y,O.z)}R=0;for(N=T.length;R<N;R++)if(X=T[R],F=!0===C?L.materials[X.materialIndex]:A.material,void 0!==F&&($=F.side,E=l[X.a],Z=l[X.b],ha=l[X.c],!1!==ca.checkTriangleVisibility(E,Z,ha))){da=ca.checkBackfaceCulling(E,Z,ha);if($!==b.DoubleSide){if($===b.FrontSide&&!1===da)continue;if($===b.BackSide&&!0===da)continue}p=c();p.id=A.id;p.v1.copy(E);p.v2.copy(Z);p.v3.copy(ha);p.normalModel.copy(X.normal);!1!==da||$!==b.BackSide&&$!==
-b.DoubleSide||p.normalModel.negate();p.normalModel.applyMatrix3(Y).normalize();za=X.vertexNormals;fa=0;for(ka=Math.min(za.length,3);fa<ka;fa++){var aa=p.vertexNormalsModel[fa];aa.copy(za[fa]);!1!==da||$!==b.BackSide&&$!==b.DoubleSide||aa.negate();aa.applyMatrix3(Y).normalize()}p.vertexNormalsLength=za.length;$=Q[R];if(void 0!==$)for(da=0;3>da;da++)p.uvs[da].copy($[da]);p.color=X.color;p.material=F;p.z=(E.positionScreen.z+Z.positionScreen.z+ha.positionScreen.z)/3;p.renderOrder=A.renderOrder;K.elements.push(p)}}}else if(A instanceof
-b.Line)if(E instanceof b.BufferGeometry){if(C=E.attributes,void 0!==C.position){F=C.position.array;T=0;for(Q=F.length;T<Q;T+=3)ca.pushVertex(F[T],F[T+1],F[T+2]);if(null!==E.index)for(F=E.index.array,T=0,Q=F.length;T<Q;T+=2)ca.pushLine(F[T],F[T+1]);else for(C=A instanceof b.LineSegments?2:1,T=0,Q=F.length/3-1;T<Q;T+=C)ca.pushLine(T,T+1)}}else{if(E instanceof b.Geometry&&(M.multiplyMatrices(G,I),R=A.geometry.vertices,0!==R.length))for(E=a(),E.positionScreen.copy(R[0]).applyMatrix4(M),C=A instanceof
-b.LineSegments?2:1,N=1,X=R.length;N<X;N++)E=a(),E.positionScreen.copy(R[N]).applyMatrix4(M),0<(N+1)%C||(Z=l[t-2],ba.copy(E.positionScreen),ea.copy(Z.positionScreen),!0===g(ba,ea)&&(ba.multiplyScalar(1/ba.w),ea.multiplyScalar(1/ea.w),v=d(),v.id=A.id,v.v1.positionScreen.copy(ba),v.v2.positionScreen.copy(ea),v.z=Math.max(ba.z,ea.z),v.renderOrder=A.renderOrder,v.material=A.material,A.material.vertexColors===b.VertexColors&&(v.vertexColors[0].copy(A.geometry.colors[N]),v.vertexColors[1].copy(A.geometry.colors[N-
-1])),K.elements.push(v)))}else A instanceof b.Sprite&&(J.set(I.elements[12],I.elements[13],I.elements[14],1),J.applyMatrix4(G),T=1/J.w,J.z*=T,-1<=J.z&&1>=J.z&&(B=e(),B.id=A.id,B.x=J.x*T,B.y=J.y*T,B.z=J.z,B.renderOrder=A.renderOrder,B.object=A,B.rotation=A.rotation,B.scale.x=A.scale.x*Math.abs(B.x-(J.x+s.projectionMatrix.elements[0])/(J.w+s.projectionMatrix.elements[12])),B.scale.y=A.scale.y*Math.abs(B.y-(J.y+s.projectionMatrix.elements[5])/(J.w+s.projectionMatrix.elements[13])),B.material=A.material,
-K.elements.push(B)))}!0===z&&K.elements.sort(f);return K}};b.SpriteCanvasMaterial=function(a){b.Material.call(this);this.type="SpriteCanvasMaterial";this.color=new b.Color(16777215);this.program=function(a,b){};this.setValues(a)};b.SpriteCanvasMaterial.prototype=Object.create(b.Material.prototype);b.SpriteCanvasMaterial.prototype.constructor=b.SpriteCanvasMaterial;b.SpriteCanvasMaterial.prototype.clone=function(){var a=new b.SpriteCanvasMaterial;a.copy(this);a.color.copy(this.color);a.program=this.program;
-return a};b.CanvasRenderer=function(a){function c(a,b,c,d){m(b);n(c);r(d);t(a.getStyle());C.stroke();ma.expandByScalar(2*b)}function d(a){l(a.getStyle());C.fill()}function e(a){if(0===a.version||a instanceof b.CompressedTexture||a instanceof b.DataTexture)return{canvas:void 0,version:a.version};var c=a.image;if(!1===c.complete)return{canvas:void 0,version:0};var d=document.createElement("canvas");d.width=c.width;d.height=c.height;var e=d.getContext("2d");e.setTransform(1,0,0,-1,0,c.height);e.drawImage(c,
-0,0);var c=a.wrapS===b.RepeatWrapping,e=a.wrapT===b.RepeatWrapping,f="no-repeat";!0===c&&!0===e?f="repeat":!0===c?f="repeat-x":!0===e&&(f="repeat-y");d=C.createPattern(d,f);if(a.onUpdate)a.onUpdate(a);return{canvas:d,version:a.version}}function f(a,b,c,d,f,g,h,k,m,n,q,p,r){var s=ya[r.id];if(void 0===s||s.version!==r.version)s=e(r),ya[r.id]=s;if(void 0!==s.canvas){l(s.canvas);var s=r.offset.x/r.repeat.x,t=r.offset.y/r.repeat.y,v=r.image.width*r.repeat.x;r=r.image.height*r.repeat.y;h=(h+s)*v;k=(k+t)*
-r;c-=a;d-=b;f-=a;g-=b;m=(m+s)*v-h;n=(n+t)*r-k;q=(q+s)*v-h;p=(p+t)*r-k;r=m*p-q*n;0!==r&&(s=1/r,r=(p*c-n*f)*s,n=(p*d-n*g)*s,c=(m*f-q*c)*s,d=(m*g-q*d)*s,a=a-r*h-c*k,b=b-n*h-d*k,C.save(),C.transform(r,n,c,d,a,b),C.fill(),C.restore())}else l("rgba( 0, 0, 0, 1)"),C.fill()}function g(a,b,c){var d=b.x-a.x,e=b.y-a.y,f=d*d+e*e;0!==f&&(c/=Math.sqrt(f),d*=c,e*=c,b.x+=d,b.y+=e,a.x-=d,a.y-=e)}function h(a){U!==a&&(U=C.globalAlpha=a)}function k(a){G!==a&&(a===b.NormalBlending?C.globalCompositeOperation="source-over":
-a===b.AdditiveBlending?C.globalCompositeOperation="lighter":a===b.SubtractiveBlending&&(C.globalCompositeOperation="darker"),G=a)}function m(a){Y!==a&&(Y=C.lineWidth=a)}function n(a){W!==a&&(W=C.lineCap=a)}function r(a){ba!==a&&(ba=C.lineJoin=a)}function t(a){I!==a&&(I=C.strokeStyle=a)}function l(a){M!==a&&(M=C.fillStyle=a)}function s(a){ea.length!==a.length&&(C.setLineDash(a),ea=a)}console.log("THREE.CanvasRenderer",b.REVISION);a=a||{};var p=this,u,R,y,v=new b.Projector,D=void 0!==a.canvas?a.canvas:
-document.createElement("canvas"),A=D.width,F=D.height,B=Math.floor(A/2),H=Math.floor(F/2),E=0,Q=0,K=A,O=F,J=1,C=D.getContext("2d",{alpha:!0===a.alpha}),N=new b.Color(0),L=!0===a.alpha?0:1,U=1,G=0,I=null,M=null,Y=null,W=null,ba=null,ea=[],ca,Z,la;new b.RenderableVertex;new b.RenderableVertex;var sa,oa,ia,pa,Ca,Da,T=new b.Color;new b.Color;new b.Color;new b.Color;new b.Color;var wa=new b.Color,xa=new b.Color,Ka=new b.Color,ya={},X,Ga,ha,$,da,za,fa,ka=new b.Box2,aa=new b.Box2,ma=new b.Box2,pb=new b.Color,
-Qa=new b.Color,La=new b.Color,Ea=new b.Vector3,Aa=new b.Vector3,na=new b.Vector3,Ba=new b.Matrix3;void 0===C.setLineDash&&(C.setLineDash=function(){});this.domElement=D;this.sortElements=this.sortObjects=this.autoClear=!0;this.info={render:{vertices:0,faces:0}};this.supportsVertexTextures=function(){};this.setFaceCulling=function(){};this.getContext=function(){return C};this.getContextAttributes=function(){return C.getContextAttributes()};this.getPixelRatio=function(){return J};this.setPixelRatio=
-function(a){void 0!==a&&(J=a)};this.setSize=function(a,b,c){A=a*J;F=b*J;D.width=A;D.height=F;B=Math.floor(A/2);H=Math.floor(F/2);!1!==c&&(D.style.width=a+"px",D.style.height=b+"px");ka.min.set(-B,-H);ka.max.set(B,H);aa.min.set(-B,-H);aa.max.set(B,H);U=1;G=0;ba=W=Y=M=I=null;this.setViewport(0,0,a,b)};this.setViewport=function(a,b,c,d){E=a*J;Q=b*J;K=c*J;O=d*J};this.setScissor=function(){};this.setScissorTest=function(){};this.setClearColor=function(a,b){N.set(a);L=void 0!==b?b:1;aa.min.set(-B,-H);aa.max.set(B,
-H)};this.setClearColorHex=function(a,b){console.warn("THREE.CanvasRenderer: .setClearColorHex() is being removed. Use .setClearColor() instead.");this.setClearColor(a,b)};this.getClearColor=function(){return N};this.getClearAlpha=function(){return L};this.getMaxAnisotropy=function(){return 0};this.clear=function(){!1===aa.isEmpty()&&(aa.intersect(ka),aa.expandByScalar(2),aa.min.x+=B,aa.min.y=-aa.min.y+H,aa.max.x+=B,aa.max.y=-aa.max.y+H,1>L&&C.clearRect(aa.min.x|0,aa.max.y|0,aa.max.x-aa.min.x|0,aa.min.y-
-aa.max.y|0),0<L&&(k(b.NormalBlending),h(1),l("rgba("+Math.floor(255*N.r)+","+Math.floor(255*N.g)+","+Math.floor(255*N.b)+","+L+")"),C.fillRect(aa.min.x|0,aa.max.y|0,aa.max.x-aa.min.x|0,aa.min.y-aa.max.y|0)),aa.makeEmpty())};this.clearColor=function(){};this.clearDepth=function(){};this.clearStencil=function(){};this.render=function(a,G){if(!1===G instanceof b.Camera)console.error("THREE.CanvasRenderer.render: camera is not an instance of THREE.Camera.");else{!0===this.autoClear&&this.clear();p.info.render.vertices=
-0;p.info.render.faces=0;C.setTransform(K/A,0,0,-O/F,E,F-Q);C.translate(B,H);u=v.projectScene(a,G,this.sortObjects,this.sortElements);R=u.elements;y=u.lights;Ba.getNormalMatrix(G.matrixWorldInverse);pb.setRGB(0,0,0);Qa.setRGB(0,0,0);La.setRGB(0,0,0);for(var D=0,J=y.length;D<J;D++){var I=y[D],M=I.color;I instanceof b.AmbientLight?pb.add(M):I instanceof b.DirectionalLight?Qa.add(M):I instanceof b.PointLight&&La.add(M)}D=0;for(J=R.length;D<J;D++){var S=R[D],L=S.material;if(void 0!==L&&0!==L.opacity){ma.makeEmpty();
-if(S instanceof b.RenderableSprite){ca=S;ca.x*=B;ca.y*=H;var I=ca,N=S,M=L;h(M.opacity);k(M.blending);var w=N.scale.x*B,N=N.scale.y*H,S=.5*Math.sqrt(w*w+N*N);ma.min.set(I.x-S,I.y-S);ma.max.set(I.x+S,I.y+S);if(M instanceof b.SpriteMaterial){var U=M.map;if(null!==U){S=ya[U.id];if(void 0===S||S.version!==U.version)S=e(U),ya[U.id]=S;if(void 0!==S.canvas){l(S.canvas);var W=U.image,S=W.width*U.offset.x,L=W.height*U.offset.y,Y=W.width*U.repeat.x,U=W.height*U.repeat.y,W=w/Y,ba=N/U;C.save();C.translate(I.x,
-I.y);0!==M.rotation&&C.rotate(M.rotation);C.translate(-w/2,-N/2);C.scale(W,ba);C.translate(-S,-L);C.fillRect(S,L,Y,U);C.restore()}}else l(M.color.getStyle()),C.save(),C.translate(I.x,I.y),0!==M.rotation&&C.rotate(M.rotation),C.scale(w,-N),C.fillRect(-.5,-.5,1,1),C.restore()}else M instanceof b.SpriteCanvasMaterial&&(t(M.color.getStyle()),l(M.color.getStyle()),C.save(),C.translate(I.x,I.y),0!==M.rotation&&C.rotate(M.rotation),C.scale(w,N),M.program(C),C.restore())}else if(S instanceof b.RenderableLine){if(ca=
-S.v1,Z=S.v2,ca.positionScreen.x*=B,ca.positionScreen.y*=H,Z.positionScreen.x*=B,Z.positionScreen.y*=H,ma.setFromPoints([ca.positionScreen,Z.positionScreen]),!0===ka.intersectsBox(ma))if(I=ca,M=Z,w=S,N=L,h(N.opacity),k(N.blending),C.beginPath(),C.moveTo(I.positionScreen.x,I.positionScreen.y),C.lineTo(M.positionScreen.x,M.positionScreen.y),N instanceof b.LineBasicMaterial){m(N.linewidth);n(N.linecap);r(N.linejoin);if(N.vertexColors!==b.VertexColors)t(N.color.getStyle());else if(S=w.vertexColors[0].getStyle(),
-w=w.vertexColors[1].getStyle(),S===w)t(S);else{try{var V=C.createLinearGradient(I.positionScreen.x,I.positionScreen.y,M.positionScreen.x,M.positionScreen.y);V.addColorStop(0,S);V.addColorStop(1,w)}catch(ea){V=S}t(V)}C.stroke();ma.expandByScalar(2*N.linewidth)}else N instanceof b.LineDashedMaterial&&(m(N.linewidth),n(N.linecap),r(N.linejoin),t(N.color.getStyle()),s([N.dashSize,N.gapSize]),C.stroke(),ma.expandByScalar(2*N.linewidth),s([]))}else if(S instanceof b.RenderableFace){ca=S.v1;Z=S.v2;la=S.v3;
-if(-1>ca.positionScreen.z||1<ca.positionScreen.z)continue;if(-1>Z.positionScreen.z||1<Z.positionScreen.z)continue;if(-1>la.positionScreen.z||1<la.positionScreen.z)continue;ca.positionScreen.x*=B;ca.positionScreen.y*=H;Z.positionScreen.x*=B;Z.positionScreen.y*=H;la.positionScreen.x*=B;la.positionScreen.y*=H;0<L.overdraw&&(g(ca.positionScreen,Z.positionScreen,L.overdraw),g(Z.positionScreen,la.positionScreen,L.overdraw),g(la.positionScreen,ca.positionScreen,L.overdraw));ma.setFromPoints([ca.positionScreen,
-Z.positionScreen,la.positionScreen]);if(!0===ka.intersectsBox(ma)){M=ca;w=Z;N=la;I=L;p.info.render.vertices+=3;p.info.render.faces++;h(I.opacity);k(I.blending);sa=M.positionScreen.x;oa=M.positionScreen.y;ia=w.positionScreen.x;pa=w.positionScreen.y;Ca=N.positionScreen.x;Da=N.positionScreen.y;var L=sa,Y=oa,U=ia,W=pa,ba=Ca,ra=Da;C.beginPath();C.moveTo(L,Y);C.lineTo(U,W);C.lineTo(ba,ra);C.closePath();if((I instanceof b.MeshLambertMaterial||I instanceof b.MeshPhongMaterial)&&null===I.map){wa.copy(I.color);
-xa.copy(I.emissive);I.vertexColors===b.FaceColors&&wa.multiply(S.color);T.copy(pb);Aa.copy(M.positionWorld).add(w.positionWorld).add(N.positionWorld).divideScalar(3);M=Aa;w=S.normalModel;N=T;S=0;for(L=y.length;S<L;S++)Y=y[S],Ka.copy(Y.color),Y instanceof b.DirectionalLight?(U=Ea.setFromMatrixPosition(Y.matrixWorld).normalize(),W=w.dot(U),0>=W||(W*=Y.intensity,N.add(Ka.multiplyScalar(W)))):Y instanceof b.PointLight&&(U=Ea.setFromMatrixPosition(Y.matrixWorld),W=w.dot(Ea.subVectors(U,M).normalize()),
-0>=W||(W*=0==Y.distance?1:1-Math.min(M.distanceTo(U)/Y.distance,1),0!=W&&(W*=Y.intensity,N.add(Ka.multiplyScalar(W)))));T.multiply(wa).add(xa);!0===I.wireframe?c(T,I.wireframeLinewidth,I.wireframeLinecap,I.wireframeLinejoin):d(T)}else I instanceof b.MeshBasicMaterial||I instanceof b.MeshLambertMaterial||I instanceof b.MeshPhongMaterial?null!==I.map?I.map.mapping===b.UVMapping&&(X=S.uvs,f(sa,oa,ia,pa,Ca,Da,X[0].x,X[0].y,X[1].x,X[1].y,X[2].x,X[2].y,I.map)):null!==I.envMap?I.envMap.mapping===b.SphericalReflectionMapping&&
-(na.copy(S.vertexNormalsModel[0]).applyMatrix3(Ba),Ga=.5*na.x+.5,ha=.5*na.y+.5,na.copy(S.vertexNormalsModel[1]).applyMatrix3(Ba),$=.5*na.x+.5,da=.5*na.y+.5,na.copy(S.vertexNormalsModel[2]).applyMatrix3(Ba),za=.5*na.x+.5,fa=.5*na.y+.5,f(sa,oa,ia,pa,Ca,Da,Ga,ha,$,da,za,fa,I.envMap)):(T.copy(I.color),I.vertexColors===b.FaceColors&&T.multiply(S.color),!0===I.wireframe?c(T,I.wireframeLinewidth,I.wireframeLinecap,I.wireframeLinejoin):d(T)):(I instanceof b.MeshNormalMaterial?(na.copy(S.normalModel).applyMatrix3(Ba),
-T.setRGB(na.x,na.y,na.z).multiplyScalar(.5).addScalar(.5)):T.setRGB(1,1,1),!0===I.wireframe?c(T,I.wireframeLinewidth,I.wireframeLinecap,I.wireframeLinejoin):d(T))}}aa.union(ma)}}C.setTransform(1,0,0,1,0,0)}}};b.TrackballControls=function(a,c){function d(a){!1!==l.enabled&&(window.removeEventListener("keydown",d),R=u,u===s.NONE)&&(a.keyCode!==l.keys[s.ROTATE]||l.noRotate?a.keyCode!==l.keys[s.ZOOM]||l.noZoom?a.keyCode!==l.keys[s.PAN]||l.noPan||(u=s.PAN):u=s.ZOOM:u=s.ROTATE)}function e(a){!1!==l.enabled&&
-(u=R,window.addEventListener("keydown",d,!1))}function f(a){!1!==l.enabled&&(a.preventDefault(),a.stopPropagation(),u===s.NONE&&(u=a.button),u!==s.ROTATE||l.noRotate?u!==s.ZOOM||l.noZoom?u!==s.PAN||l.noPan||(K.copy(L(a.pageX,a.pageY)),O.copy(K)):(B.copy(L(a.pageX,a.pageY)),H.copy(B)):(D.copy(U(a.pageX,a.pageY)),v.copy(D)),document.addEventListener("mousemove",g,!1),document.addEventListener("mouseup",h,!1),l.dispatchEvent(C))}function g(a){!1!==l.enabled&&(a.preventDefault(),a.stopPropagation(),u!==
-s.ROTATE||l.noRotate?u!==s.ZOOM||l.noZoom?u!==s.PAN||l.noPan||O.copy(L(a.pageX,a.pageY)):H.copy(L(a.pageX,a.pageY)):(v.copy(D),D.copy(U(a.pageX,a.pageY))))}function h(a){!1!==l.enabled&&(a.preventDefault(),a.stopPropagation(),u=s.NONE,document.removeEventListener("mousemove",g),document.removeEventListener("mouseup",h),l.dispatchEvent(N))}function k(a){if(!1!==l.enabled){a.preventDefault();a.stopPropagation();var b=0;a.wheelDelta?b=a.wheelDelta/40:a.detail&&(b=-a.detail/3);B.y+=.01*b;l.dispatchEvent(C);
-l.dispatchEvent(N)}}function m(a){if(!1!==l.enabled){switch(a.touches.length){case 1:u=s.TOUCH_ROTATE;D.copy(U(a.touches[0].pageX,a.touches[0].pageY));v.copy(D);break;default:u=s.TOUCH_ZOOM_PAN;var b=a.touches[0].pageX-a.touches[1].pageX,c=a.touches[0].pageY-a.touches[1].pageY;Q=E=Math.sqrt(b*b+c*c);K.copy(L((a.touches[0].pageX+a.touches[1].pageX)/2,(a.touches[0].pageY+a.touches[1].pageY)/2));O.copy(K)}l.dispatchEvent(C)}}function n(a){if(!1!==l.enabled)switch(a.preventDefault(),a.stopPropagation(),
-a.touches.length){case 1:v.copy(D);D.copy(U(a.touches[0].pageX,a.touches[0].pageY));break;default:var b=a.touches[0].pageX-a.touches[1].pageX,c=a.touches[0].pageY-a.touches[1].pageY;Q=Math.sqrt(b*b+c*c);O.copy(L((a.touches[0].pageX+a.touches[1].pageX)/2,(a.touches[0].pageY+a.touches[1].pageY)/2))}}function r(a){if(!1!==l.enabled){switch(a.touches.length){case 0:u=s.NONE;break;case 1:u=s.TOUCH_ROTATE,D.copy(U(a.touches[0].pageX,a.touches[0].pageY)),v.copy(D)}l.dispatchEvent(N)}}function t(a){a.preventDefault()}
-var l=this,s={NONE:-1,ROTATE:0,ZOOM:1,PAN:2,TOUCH_ROTATE:3,TOUCH_ZOOM_PAN:4};this.object=a;this.domElement=void 0!==c?c:document;this.enabled=!0;this.screen={left:0,top:0,width:0,height:0};this.rotateSpeed=1;this.zoomSpeed=1.2;this.panSpeed=.3;this.staticMoving=this.noPan=this.noZoom=this.noRotate=!1;this.dynamicDampingFactor=.2;this.minDistance=0;this.maxDistance=Infinity;this.keys=[65,83,68];this.target=new b.Vector3;var p=new b.Vector3,u=s.NONE,R=s.NONE,y=new b.Vector3,v=new b.Vector2,D=new b.Vector2,
-A=new b.Vector3,F=0,B=new b.Vector2,H=new b.Vector2,E=0,Q=0,K=new b.Vector2,O=new b.Vector2;this.target0=this.target.clone();this.position0=this.object.position.clone();this.up0=this.object.up.clone();var J={type:"change"},C={type:"start"},N={type:"end"};this.handleResize=function(){if(this.domElement===document)this.screen.left=0,this.screen.top=0,this.screen.width=window.innerWidth,this.screen.height=window.innerHeight;else{var a=this.domElement.getBoundingClientRect(),b=this.domElement.ownerDocument.documentElement;
-this.screen.left=a.left+window.pageXOffset-b.clientLeft;this.screen.top=a.top+window.pageYOffset-b.clientTop;this.screen.width=a.width;this.screen.height=a.height}};this.handleEvent=function(a){if("function"==typeof this[a.type])this[a.type](a)};var L=function(){var a=new b.Vector2;return function(b,c){a.set((b-l.screen.left)/l.screen.width,(c-l.screen.top)/l.screen.height);return a}}(),U=function(){var a=new b.Vector2;return function(b,c){a.set((b-.5*l.screen.width-l.screen.left)/(.5*l.screen.width),
-(l.screen.height+2*(l.screen.top-c))/l.screen.width);return a}}();this.rotateCamera=function(){var a=new b.Vector3,c=new b.Quaternion,d=new b.Vector3,e=new b.Vector3,f=new b.Vector3,g=new b.Vector3,h;return function(){g.set(D.x-v.x,D.y-v.y,0);(h=g.length())?(y.copy(l.object.position).sub(l.target),d.copy(y).normalize(),e.copy(l.object.up).normalize(),f.crossVectors(e,d).normalize(),e.setLength(D.y-v.y),f.setLength(D.x-v.x),g.copy(e.add(f)),a.crossVectors(g,y).normalize(),h*=l.rotateSpeed,c.setFromAxisAngle(a,
-h),y.applyQuaternion(c),l.object.up.applyQuaternion(c),A.copy(a),F=h):!l.staticMoving&&F&&(F*=Math.sqrt(1-l.dynamicDampingFactor),y.copy(l.object.position).sub(l.target),c.setFromAxisAngle(A,F),y.applyQuaternion(c),l.object.up.applyQuaternion(c));v.copy(D)}}();this.zoomCamera=function(){var a;u===s.TOUCH_ZOOM_PAN?(a=E/Q,E=Q,y.multiplyScalar(a)):(a=1+(H.y-B.y)*l.zoomSpeed,1!==a&&0<a&&(y.multiplyScalar(a),l.staticMoving?B.copy(H):B.y+=(H.y-B.y)*this.dynamicDampingFactor))};this.panCamera=function(){var a=
-new b.Vector2,c=new b.Vector3,d=new b.Vector3;return function(){a.copy(O).sub(K);a.lengthSq()&&(a.multiplyScalar(y.length()*l.panSpeed),d.copy(y).cross(l.object.up).setLength(a.x),d.add(c.copy(l.object.up).setLength(a.y)),l.object.position.add(d),l.target.add(d),l.staticMoving?K.copy(O):K.add(a.subVectors(O,K).multiplyScalar(l.dynamicDampingFactor)))}}();this.checkDistances=function(){l.noZoom&&l.noPan||(y.lengthSq()>l.maxDistance*l.maxDistance&&(l.object.position.addVectors(l.target,y.setLength(l.maxDistance)),
-B.copy(H)),y.lengthSq()<l.minDistance*l.minDistance&&(l.object.position.addVectors(l.target,y.setLength(l.minDistance)),B.copy(H)))};this.update=function(){y.subVectors(l.object.position,l.target);l.noRotate||l.rotateCamera();l.noZoom||l.zoomCamera();l.noPan||l.panCamera();l.object.position.addVectors(l.target,y);l.checkDistances();l.object.lookAt(l.target);1E-6<p.distanceToSquared(l.object.position)&&(l.dispatchEvent(J),p.copy(l.object.position))};this.reset=function(){R=u=s.NONE;l.target.copy(l.target0);
-l.object.position.copy(l.position0);l.object.up.copy(l.up0);y.subVectors(l.object.position,l.target);l.object.lookAt(l.target);l.dispatchEvent(J);p.copy(l.object.position)};this.dispose=function(){this.domElement.removeEventListener("contextmenu",t,!1);this.domElement.removeEventListener("mousedown",f,!1);this.domElement.removeEventListener("mousewheel",k,!1);this.domElement.removeEventListener("MozMousePixelScroll",k,!1);this.domElement.removeEventListener("touchstart",m,!1);this.domElement.removeEventListener("touchend",
-r,!1);this.domElement.removeEventListener("touchmove",n,!1);document.removeEventListener("mousemove",g,!1);document.removeEventListener("mouseup",h,!1);window.removeEventListener("keydown",d,!1);window.removeEventListener("keyup",e,!1)};this.domElement.addEventListener("contextmenu",t,!1);this.domElement.addEventListener("mousedown",f,!1);this.domElement.addEventListener("mousewheel",k,!1);this.domElement.addEventListener("MozMousePixelScroll",k,!1);this.domElement.addEventListener("touchstart",m,
-!1);this.domElement.addEventListener("touchend",r,!1);this.domElement.addEventListener("touchmove",n,!1);window.addEventListener("keydown",d,!1);window.addEventListener("keyup",e,!1);this.handleResize();this.update()};b.TrackballControls.prototype=Object.create(b.EventDispatcher.prototype);b.TrackballControls.prototype.constructor=b.TrackballControls;b.SphereGeometry=function(a,c,d,e,f,g,h){b.Geometry.call(this);this.type="SphereGeometry";this.parameters={radius:a,widthSegments:c,heightSegments:d,
+function(){function a(){if(t===s){var a=new b.RenderableVertex;l.push(a);s++;t++;return a}return l[t++]}function c(){if(x===z){var a=new b.RenderableFace;W.push(a);z++;x++;return a}return W[x++]}function d(){if(B===L){var a=new b.RenderableLine;A.push(a);L++;B++;return a}return A[B++]}function e(){if(G===M){var a=new b.RenderableSprite;E.push(a);M++;G++;return a}return E[G++]}function f(a,b){return a.renderOrder!==b.renderOrder?a.renderOrder-b.renderOrder:a.z!==b.z?b.z-a.z:a.id!==b.id?a.id-b.id:0}
+function g(a,b){var c=0,d=1,e=a.z+a.w,f=b.z+b.w,g=-a.z+a.w,h=-b.z+b.w;if(0<=e&&0<=f&&0<=g&&0<=h)return!0;if(0>e&&0>f||0>g&&0>h)return!1;0>e?c=Math.max(c,e/(e-f)):0>f&&(d=Math.min(d,e/(e-f)));0>g?c=Math.max(c,g/(g-h)):0>h&&(d=Math.min(d,g/(g-h)));if(d<c)return!1;a.lerp(b,c);b.lerp(a,1-d);return!0}var h,k,m=[],r=0,q,t,l=[],s=0,n,x,W=[],z=0,v,B,A=[],L=0,F,G,E=[],M=0,K={objects:[],lights:[],elements:[]},P=new b.Vector3,J=new b.Vector4,C=new b.Box3(new b.Vector3(-1,-1,-1),new b.Vector3(1,1,1)),S=new b.Box3,
+D=Array(3),O=new b.Matrix4,H=new b.Matrix4,Q,I=new b.Matrix4,V=new b.Matrix3,U=new b.Frustum,Z=new b.Vector4,da=new b.Vector4;this.projectVector=function(a,b){console.warn("THREE.Projector: .projectVector() is now vector.project().");a.project(b)};this.unprojectVector=function(a,b){console.warn("THREE.Projector: .unprojectVector() is now vector.unproject().");a.unproject(b)};this.pickingRay=function(a,b){console.error("THREE.Projector: .pickingRay() is now raycaster.setFromCamera().")};var ca=new function(){function e(a){var b=
+a.positionWorld,c=a.positionScreen;b.copy(a.position).applyMatrix4(Q);c.copy(b).applyMatrix4(H);b=1/c.w;c.x*=b;c.y*=b;c.z*=b;a.visible=-1<=c.x&&1>=c.x&&-1<=c.y&&1>=c.y&&-1<=c.z&&1>=c.z}function f(a,b,c){if(!0===a.visible||!0===b.visible||!0===c.visible)return!0;D[0]=a.positionScreen;D[1]=b.positionScreen;D[2]=c.positionScreen;return C.intersectsBox(S.setFromPoints(D))}function g(a,b,c){return 0>(c.positionScreen.x-a.positionScreen.x)*(b.positionScreen.y-a.positionScreen.y)-(c.positionScreen.y-a.positionScreen.y)*
+(b.positionScreen.x-a.positionScreen.x)}var h=[],k=[],m=null,p=null,s=new b.Matrix3;return{setObject:function(a){m=a;p=m.material;s.getNormalMatrix(m.matrixWorld);h.length=0;k.length=0},projectVertex:e,checkTriangleVisibility:f,checkBackfaceCulling:g,pushVertex:function(b,c,d){q=a();q.position.set(b,c,d);e(q)},pushNormal:function(a,b,c){h.push(a,b,c)},pushUv:function(a,b){k.push(a,b)},pushLine:function(a,b){var c=l[a],e=l[b];v=d();v.id=m.id;v.v1.copy(c);v.v2.copy(e);v.z=(c.positionScreen.z+e.positionScreen.z)/
+2;v.renderOrder=m.renderOrder;v.material=m.material;K.elements.push(v)},pushTriangle:function(a,d,e){var r=l[a],q=l[d],t=l[e];if(!1!==f(r,q,t)&&(p.side===b.DoubleSide||!0===g(r,q,t))){n=c();n.id=m.id;n.v1.copy(r);n.v2.copy(q);n.v3.copy(t);n.z=(r.positionScreen.z+q.positionScreen.z+t.positionScreen.z)/3;n.renderOrder=m.renderOrder;n.normalModel.fromArray(h,3*a);n.normalModel.applyMatrix3(s).normalize();for(r=0;3>r;r++)q=n.vertexNormalsModel[r],q.fromArray(h,3*arguments[r]),q.applyMatrix3(s).normalize(),
+n.uvs[r].fromArray(k,2*arguments[r]);n.vertexNormalsLength=3;n.material=m.material;K.elements.push(n)}}}};this.projectScene=function(s,q,z,A){G=B=x=0;K.elements.length=0;!0===s.autoUpdate&&s.updateMatrixWorld();null===q.parent&&q.updateMatrixWorld();O.copy(q.matrixWorldInverse.getInverse(q.matrixWorld));H.multiplyMatrices(q.projectionMatrix,O);U.setFromMatrix(H);k=0;K.objects.length=0;K.lights.length=0;s.traverseVisible(function(a){if(a instanceof b.Light)K.lights.push(a);else if((a instanceof b.Mesh||
+a instanceof b.Line||a instanceof b.Sprite)&&!1!==a.material.visible&&(!1===a.frustumCulled||!0===U.intersectsObject(a))){if(k===r){var c=new b.RenderableObject;m.push(c);r++;k++;h=c}else h=m[k++];h.id=a.id;h.object=a;P.setFromMatrixPosition(a.matrixWorld);P.applyProjection(H);h.z=P.z;h.renderOrder=a.renderOrder;K.objects.push(h)}});!0===z&&K.objects.sort(f);s=0;for(z=K.objects.length;s<z;s++){var E=K.objects[s].object,C=E.geometry;ca.setObject(E);Q=E.matrixWorld;t=0;if(E instanceof b.Mesh)if(C instanceof
+b.BufferGeometry){var L=C.attributes,E=C.groups;if(void 0!==L.position){for(var M=L.position.array,R=0,D=M.length;R<D;R+=3)ca.pushVertex(M[R],M[R+1],M[R+2]);if(void 0!==L.normal)for(var W=L.normal.array,R=0,D=W.length;R<D;R+=3)ca.pushNormal(W[R],W[R+1],W[R+2]);if(void 0!==L.uv)for(L=L.uv.array,R=0,D=L.length;R<D;R+=2)ca.pushUv(L[R],L[R+1]);if(null!==C.index)if(M=C.index.array,0<E.length)for(s=0;s<E.length;s++)for(D=E[s],R=D.start,D=D.start+D.count;R<D;R+=3)ca.pushTriangle(M[R],M[R+1],M[R+2]);else for(R=
+0,D=M.length;R<D;R+=3)ca.pushTriangle(M[R],M[R+1],M[R+2]);else for(R=0,D=M.length/3;R<D;R+=3)ca.pushTriangle(R,R+1,R+2)}}else{if(C instanceof b.Geometry){var S=C.vertices,R=C.faces,D=C.faceVertexUvs[0];V.getNormalMatrix(Q);for(var M=E.material,L=M instanceof b.MultiMaterial,W=!0===L?E.material:null,la=0,X=S.length;la<X;la++){var $=S[la];P.copy($);if(!0===M.morphTargets)for(var ia=C.morphTargets,aa=E.morphTargetInfluences,fa=0,za=ia.length;fa<za;fa++){var ga=aa[fa];if(0!==ga){var ma=ia[fa].vertices[la];
+P.x+=(ma.x-$.x)*ga;P.y+=(ma.y-$.y)*ga;P.z+=(ma.z-$.z)*ga}}ca.pushVertex(P.x,P.y,P.z)}S=0;for(la=R.length;S<la;S++)if(X=R[S],M=!0===L?W.materials[X.materialIndex]:E.material,void 0!==M&&(aa=M.side,C=l[X.a],$=l[X.b],ia=l[X.c],!1!==ca.checkTriangleVisibility(C,$,ia))){fa=ca.checkBackfaceCulling(C,$,ia);if(aa!==b.DoubleSide){if(aa===b.FrontSide&&!1===fa)continue;if(aa===b.BackSide&&!0===fa)continue}n=c();n.id=E.id;n.v1.copy(C);n.v2.copy($);n.v3.copy(ia);n.normalModel.copy(X.normal);!1!==fa||aa!==b.BackSide&&
+aa!==b.DoubleSide||n.normalModel.negate();n.normalModel.applyMatrix3(V).normalize();za=X.vertexNormals;ga=0;for(ma=Math.min(za.length,3);ga<ma;ga++){var ba=n.vertexNormalsModel[ga];ba.copy(za[ga]);!1!==fa||aa!==b.BackSide&&aa!==b.DoubleSide||ba.negate();ba.applyMatrix3(V).normalize()}n.vertexNormalsLength=za.length;aa=D[S];if(void 0!==aa)for(fa=0;3>fa;fa++)n.uvs[fa].copy(aa[fa]);n.color=X.color;n.material=M;n.z=(C.positionScreen.z+$.positionScreen.z+ia.positionScreen.z)/3;n.renderOrder=E.renderOrder;
+K.elements.push(n)}}}else if(E instanceof b.Line)if(C instanceof b.BufferGeometry){if(L=C.attributes,void 0!==L.position){M=L.position.array;R=0;for(D=M.length;R<D;R+=3)ca.pushVertex(M[R],M[R+1],M[R+2]);if(null!==C.index)for(M=C.index.array,R=0,D=M.length;R<D;R+=2)ca.pushLine(M[R],M[R+1]);else for(L=E instanceof b.LineSegments?2:1,R=0,D=M.length/3-1;R<D;R+=L)ca.pushLine(R,R+1)}}else{if(C instanceof b.Geometry&&(I.multiplyMatrices(H,Q),S=E.geometry.vertices,0!==S.length))for(C=a(),C.positionScreen.copy(S[0]).applyMatrix4(I),
+L=E instanceof b.LineSegments?2:1,la=1,X=S.length;la<X;la++)C=a(),C.positionScreen.copy(S[la]).applyMatrix4(I),0<(la+1)%L||($=l[t-2],Z.copy(C.positionScreen),da.copy($.positionScreen),!0===g(Z,da)&&(Z.multiplyScalar(1/Z.w),da.multiplyScalar(1/da.w),v=d(),v.id=E.id,v.v1.positionScreen.copy(Z),v.v2.positionScreen.copy(da),v.z=Math.max(Z.z,da.z),v.renderOrder=E.renderOrder,v.material=E.material,E.material.vertexColors===b.VertexColors&&(v.vertexColors[0].copy(E.geometry.colors[la]),v.vertexColors[1].copy(E.geometry.colors[la-
+1])),K.elements.push(v)))}else E instanceof b.Sprite&&(J.set(Q.elements[12],Q.elements[13],Q.elements[14],1),J.applyMatrix4(H),R=1/J.w,J.z*=R,-1<=J.z&&1>=J.z&&(F=e(),F.id=E.id,F.x=J.x*R,F.y=J.y*R,F.z=J.z,F.renderOrder=E.renderOrder,F.object=E,F.rotation=E.rotation,F.scale.x=E.scale.x*Math.abs(F.x-(J.x+q.projectionMatrix.elements[0])/(J.w+q.projectionMatrix.elements[12])),F.scale.y=E.scale.y*Math.abs(F.y-(J.y+q.projectionMatrix.elements[5])/(J.w+q.projectionMatrix.elements[13])),F.material=E.material,
+K.elements.push(F)))}!0===A&&K.elements.sort(f);return K}};b.SpriteCanvasMaterial=function(a){b.Material.call(this);this.type="SpriteCanvasMaterial";this.color=new b.Color(16777215);this.program=function(a,b){};this.setValues(a)};b.SpriteCanvasMaterial.prototype=Object.create(b.Material.prototype);b.SpriteCanvasMaterial.prototype.constructor=b.SpriteCanvasMaterial;b.SpriteCanvasMaterial.prototype.clone=function(){var a=new b.SpriteCanvasMaterial;a.copy(this);a.color.copy(this.color);a.program=this.program;
+return a};b.CanvasRenderer=function(a){function c(a,b,c,d){m(b);r(c);q(d);t(a.getStyle());C.stroke();na.expandByScalar(2*b)}function d(a){l(a.getStyle());C.fill()}function e(a){if(0===a.version||a instanceof b.CompressedTexture||a instanceof b.DataTexture)return{canvas:void 0,version:a.version};var c=a.image;if(!1===c.complete)return{canvas:void 0,version:0};var d=document.createElement("canvas");d.width=c.width;d.height=c.height;var e=d.getContext("2d");e.setTransform(1,0,0,-1,0,c.height);e.drawImage(c,
+0,0);var c=a.wrapS===b.RepeatWrapping,e=a.wrapT===b.RepeatWrapping,f="no-repeat";!0===c&&!0===e?f="repeat":!0===c?f="repeat-x":!0===e&&(f="repeat-y");d=C.createPattern(d,f);if(a.onUpdate)a.onUpdate(a);return{canvas:d,version:a.version}}function f(a,b,c,d,f,g,h,k,m,n,p,s,r){var q=la[r.id];if(void 0===q||q.version!==r.version)q=e(r),la[r.id]=q;if(void 0!==q.canvas){l(q.canvas);var q=r.offset.x/r.repeat.x,t=r.offset.y/r.repeat.y,u=r.image.width*r.repeat.x;r=r.image.height*r.repeat.y;h=(h+q)*u;k=(k+t)*
+r;c-=a;d-=b;f-=a;g-=b;m=(m+q)*u-h;n=(n+t)*r-k;p=(p+q)*u-h;s=(s+t)*r-k;r=m*s-p*n;0!==r&&(q=1/r,r=(s*c-n*f)*q,n=(s*d-n*g)*q,c=(m*f-p*c)*q,d=(m*g-p*d)*q,a=a-r*h-c*k,b=b-n*h-d*k,C.save(),C.transform(r,n,c,d,a,b),C.fill(),C.restore())}else l("rgba( 0, 0, 0, 1)"),C.fill()}function g(a,b,c){var d=b.x-a.x,e=b.y-a.y,f=d*d+e*e;0!==f&&(c/=Math.sqrt(f),d*=c,e*=c,b.x+=d,b.y+=e,a.x-=d,a.y-=e)}function h(a){O!==a&&(O=C.globalAlpha=a)}function k(a){H!==a&&(a===b.NormalBlending?C.globalCompositeOperation="source-over":
+a===b.AdditiveBlending?C.globalCompositeOperation="lighter":a===b.SubtractiveBlending&&(C.globalCompositeOperation="darker"),H=a)}function m(a){V!==a&&(V=C.lineWidth=a)}function r(a){U!==a&&(U=C.lineCap=a)}function q(a){Z!==a&&(Z=C.lineJoin=a)}function t(a){Q!==a&&(Q=C.strokeStyle=a)}function l(a){I!==a&&(I=C.fillStyle=a)}function s(a){da.length!==a.length&&(C.setLineDash(a),da=a)}console.log("THREE.CanvasRenderer",b.REVISION);a=a||{};var n=this,x,W,z,v=new b.Projector,B=void 0!==a.canvas?a.canvas:
+document.createElement("canvas"),A=B.width,L=B.height,F=Math.floor(A/2),G=Math.floor(L/2),E=0,M=0,K=A,P=L,J=1,C=B.getContext("2d",{alpha:!0===a.alpha}),S=new b.Color(0),D=!0===a.alpha?0:1,O=1,H=0,Q=null,I=null,V=null,U=null,Z=null,da=[],ca,$,Y;new b.RenderableVertex;new b.RenderableVertex;var ta,pa,ja,qa,Ca,Da,R=new b.Color;new b.Color;new b.Color;new b.Color;new b.Color;var xa=new b.Color,ya=new b.Color,Ka=new b.Color,la={},X,Ga,ia,aa,fa,za,ga,ma=new b.Box2,ba=new b.Box2,na=new b.Box2,pb=new b.Color,
+Qa=new b.Color,La=new b.Color,Ea=new b.Vector3,Aa=new b.Vector3,oa=new b.Vector3,Ba=new b.Matrix3;void 0===C.setLineDash&&(C.setLineDash=function(){});this.domElement=B;this.sortElements=this.sortObjects=this.autoClear=!0;this.info={render:{vertices:0,faces:0}};this.supportsVertexTextures=function(){};this.setFaceCulling=function(){};this.getContext=function(){return C};this.getContextAttributes=function(){return C.getContextAttributes()};this.getPixelRatio=function(){return J};this.setPixelRatio=
+function(a){void 0!==a&&(J=a)};this.setSize=function(a,b,c){A=a*J;L=b*J;B.width=A;B.height=L;F=Math.floor(A/2);G=Math.floor(L/2);!1!==c&&(B.style.width=a+"px",B.style.height=b+"px");ma.min.set(-F,-G);ma.max.set(F,G);ba.min.set(-F,-G);ba.max.set(F,G);O=1;H=0;Z=U=V=I=Q=null;this.setViewport(0,0,a,b)};this.setViewport=function(a,b,c,d){E=a*J;M=b*J;K=c*J;P=d*J};this.setScissor=function(){};this.setScissorTest=function(){};this.setClearColor=function(a,b){S.set(a);D=void 0!==b?b:1;ba.min.set(-F,-G);ba.max.set(F,
+G)};this.setClearColorHex=function(a,b){console.warn("THREE.CanvasRenderer: .setClearColorHex() is being removed. Use .setClearColor() instead.");this.setClearColor(a,b)};this.getClearColor=function(){return S};this.getClearAlpha=function(){return D};this.getMaxAnisotropy=function(){return 0};this.clear=function(){!1===ba.isEmpty()&&(ba.intersect(ma),ba.expandByScalar(2),ba.min.x+=F,ba.min.y=-ba.min.y+G,ba.max.x+=F,ba.max.y=-ba.max.y+G,1>D&&C.clearRect(ba.min.x|0,ba.max.y|0,ba.max.x-ba.min.x|0,ba.min.y-
+ba.max.y|0),0<D&&(k(b.NormalBlending),h(1),l("rgba("+Math.floor(255*S.r)+","+Math.floor(255*S.g)+","+Math.floor(255*S.b)+","+D+")"),C.fillRect(ba.min.x|0,ba.max.y|0,ba.max.x-ba.min.x|0,ba.min.y-ba.max.y|0)),ba.makeEmpty())};this.clearColor=function(){};this.clearDepth=function(){};this.clearStencil=function(){};this.render=function(a,H){if(!1===H instanceof b.Camera)console.error("THREE.CanvasRenderer.render: camera is not an instance of THREE.Camera.");else{!0===this.autoClear&&this.clear();n.info.render.vertices=
+0;n.info.render.faces=0;C.setTransform(K/A,0,0,-P/L,E,L-M);C.translate(F,G);x=v.projectScene(a,H,this.sortObjects,this.sortElements);W=x.elements;z=x.lights;Ba.getNormalMatrix(H.matrixWorldInverse);pb.setRGB(0,0,0);Qa.setRGB(0,0,0);La.setRGB(0,0,0);for(var B=0,J=z.length;B<J;B++){var D=z[B],Q=D.color;D instanceof b.AmbientLight?pb.add(Q):D instanceof b.DirectionalLight?Qa.add(Q):D instanceof b.PointLight&&La.add(Q)}B=0;for(J=W.length;B<J;B++){var I=W[B],S=I.material;if(void 0!==S&&0!==S.opacity){na.makeEmpty();
+if(I instanceof b.RenderableSprite){ca=I;ca.x*=F;ca.y*=G;var D=ca,O=I,Q=S;h(Q.opacity);k(Q.blending);var w=O.scale.x*F,O=O.scale.y*G,I=.5*Math.sqrt(w*w+O*O);na.min.set(D.x-I,D.y-I);na.max.set(D.x+I,D.y+I);if(Q instanceof b.SpriteMaterial){var U=Q.map;if(null!==U){I=la[U.id];if(void 0===I||I.version!==U.version)I=e(U),la[U.id]=I;if(void 0!==I.canvas){l(I.canvas);var V=U.image,I=V.width*U.offset.x,S=V.height*U.offset.y,Z=V.width*U.repeat.x,U=V.height*U.repeat.y,V=w/Z,da=O/U;C.save();C.translate(D.x,
+D.y);0!==Q.rotation&&C.rotate(Q.rotation);C.translate(-w/2,-O/2);C.scale(V,da);C.translate(-I,-S);C.fillRect(I,S,Z,U);C.restore()}}else l(Q.color.getStyle()),C.save(),C.translate(D.x,D.y),0!==Q.rotation&&C.rotate(Q.rotation),C.scale(w,-O),C.fillRect(-.5,-.5,1,1),C.restore()}else Q instanceof b.SpriteCanvasMaterial&&(t(Q.color.getStyle()),l(Q.color.getStyle()),C.save(),C.translate(D.x,D.y),0!==Q.rotation&&C.rotate(Q.rotation),C.scale(w,O),Q.program(C),C.restore())}else if(I instanceof b.RenderableLine){if(ca=
+I.v1,$=I.v2,ca.positionScreen.x*=F,ca.positionScreen.y*=G,$.positionScreen.x*=F,$.positionScreen.y*=G,na.setFromPoints([ca.positionScreen,$.positionScreen]),!0===ma.intersectsBox(na))if(D=ca,Q=$,w=I,O=S,h(O.opacity),k(O.blending),C.beginPath(),C.moveTo(D.positionScreen.x,D.positionScreen.y),C.lineTo(Q.positionScreen.x,Q.positionScreen.y),O instanceof b.LineBasicMaterial){m(O.linewidth);r(O.linecap);q(O.linejoin);if(O.vertexColors!==b.VertexColors)t(O.color.getStyle());else if(I=w.vertexColors[0].getStyle(),
+w=w.vertexColors[1].getStyle(),I===w)t(I);else{try{var T=C.createLinearGradient(D.positionScreen.x,D.positionScreen.y,Q.positionScreen.x,Q.positionScreen.y);T.addColorStop(0,I);T.addColorStop(1,w)}catch(ha){T=I}t(T)}C.stroke();na.expandByScalar(2*O.linewidth)}else O instanceof b.LineDashedMaterial&&(m(O.linewidth),r(O.linecap),q(O.linejoin),t(O.color.getStyle()),s([O.dashSize,O.gapSize]),C.stroke(),na.expandByScalar(2*O.linewidth),s([]))}else if(I instanceof b.RenderableFace){ca=I.v1;$=I.v2;Y=I.v3;
+if(-1>ca.positionScreen.z||1<ca.positionScreen.z)continue;if(-1>$.positionScreen.z||1<$.positionScreen.z)continue;if(-1>Y.positionScreen.z||1<Y.positionScreen.z)continue;ca.positionScreen.x*=F;ca.positionScreen.y*=G;$.positionScreen.x*=F;$.positionScreen.y*=G;Y.positionScreen.x*=F;Y.positionScreen.y*=G;0<S.overdraw&&(g(ca.positionScreen,$.positionScreen,S.overdraw),g($.positionScreen,Y.positionScreen,S.overdraw),g(Y.positionScreen,ca.positionScreen,S.overdraw));na.setFromPoints([ca.positionScreen,
+$.positionScreen,Y.positionScreen]);if(!0===ma.intersectsBox(na)){Q=ca;w=$;O=Y;D=S;n.info.render.vertices+=3;n.info.render.faces++;h(D.opacity);k(D.blending);ta=Q.positionScreen.x;pa=Q.positionScreen.y;ja=w.positionScreen.x;qa=w.positionScreen.y;Ca=O.positionScreen.x;Da=O.positionScreen.y;var S=ta,Z=pa,U=ja,V=qa,da=Ca,sa=Da;C.beginPath();C.moveTo(S,Z);C.lineTo(U,V);C.lineTo(da,sa);C.closePath();if((D instanceof b.MeshLambertMaterial||D instanceof b.MeshPhongMaterial)&&null===D.map){xa.copy(D.color);
+ya.copy(D.emissive);D.vertexColors===b.FaceColors&&xa.multiply(I.color);R.copy(pb);Aa.copy(Q.positionWorld).add(w.positionWorld).add(O.positionWorld).divideScalar(3);Q=Aa;w=I.normalModel;O=R;I=0;for(S=z.length;I<S;I++)Z=z[I],Ka.copy(Z.color),Z instanceof b.DirectionalLight?(U=Ea.setFromMatrixPosition(Z.matrixWorld).normalize(),V=w.dot(U),0>=V||(V*=Z.intensity,O.add(Ka.multiplyScalar(V)))):Z instanceof b.PointLight&&(U=Ea.setFromMatrixPosition(Z.matrixWorld),V=w.dot(Ea.subVectors(U,Q).normalize()),
+0>=V||(V*=0==Z.distance?1:1-Math.min(Q.distanceTo(U)/Z.distance,1),0!=V&&(V*=Z.intensity,O.add(Ka.multiplyScalar(V)))));R.multiply(xa).add(ya);!0===D.wireframe?c(R,D.wireframeLinewidth,D.wireframeLinecap,D.wireframeLinejoin):d(R)}else D instanceof b.MeshBasicMaterial||D instanceof b.MeshLambertMaterial||D instanceof b.MeshPhongMaterial?null!==D.map?D.map.mapping===b.UVMapping&&(X=I.uvs,f(ta,pa,ja,qa,Ca,Da,X[0].x,X[0].y,X[1].x,X[1].y,X[2].x,X[2].y,D.map)):null!==D.envMap?D.envMap.mapping===b.SphericalReflectionMapping&&
+(oa.copy(I.vertexNormalsModel[0]).applyMatrix3(Ba),Ga=.5*oa.x+.5,ia=.5*oa.y+.5,oa.copy(I.vertexNormalsModel[1]).applyMatrix3(Ba),aa=.5*oa.x+.5,fa=.5*oa.y+.5,oa.copy(I.vertexNormalsModel[2]).applyMatrix3(Ba),za=.5*oa.x+.5,ga=.5*oa.y+.5,f(ta,pa,ja,qa,Ca,Da,Ga,ia,aa,fa,za,ga,D.envMap)):(R.copy(D.color),D.vertexColors===b.FaceColors&&R.multiply(I.color),!0===D.wireframe?c(R,D.wireframeLinewidth,D.wireframeLinecap,D.wireframeLinejoin):d(R)):(D instanceof b.MeshNormalMaterial?(oa.copy(I.normalModel).applyMatrix3(Ba),
+R.setRGB(oa.x,oa.y,oa.z).multiplyScalar(.5).addScalar(.5)):R.setRGB(1,1,1),!0===D.wireframe?c(R,D.wireframeLinewidth,D.wireframeLinecap,D.wireframeLinejoin):d(R))}}ba.union(na)}}C.setTransform(1,0,0,1,0,0)}}};b.TrackballControls=function(a,c){function d(a){!1!==l.enabled&&(window.removeEventListener("keydown",d),W=x,x===s.NONE)&&(a.keyCode!==l.keys[s.ROTATE]||l.noRotate?a.keyCode!==l.keys[s.ZOOM]||l.noZoom?a.keyCode!==l.keys[s.PAN]||l.noPan||(x=s.PAN):x=s.ZOOM:x=s.ROTATE)}function e(a){!1!==l.enabled&&
+(x=W,window.addEventListener("keydown",d,!1))}function f(a){!1!==l.enabled&&(a.preventDefault(),a.stopPropagation(),x===s.NONE&&(x=a.button),x!==s.ROTATE||l.noRotate?x!==s.ZOOM||l.noZoom?x!==s.PAN||l.noPan||(K.copy(D(a.pageX,a.pageY)),P.copy(K)):(F.copy(D(a.pageX,a.pageY)),G.copy(F)):(B.copy(O(a.pageX,a.pageY)),v.copy(B)),document.addEventListener("mousemove",g,!1),document.addEventListener("mouseup",h,!1),l.dispatchEvent(C))}function g(a){!1!==l.enabled&&(a.preventDefault(),a.stopPropagation(),x!==
+s.ROTATE||l.noRotate?x!==s.ZOOM||l.noZoom?x!==s.PAN||l.noPan||P.copy(D(a.pageX,a.pageY)):G.copy(D(a.pageX,a.pageY)):(v.copy(B),B.copy(O(a.pageX,a.pageY))))}function h(a){!1!==l.enabled&&(a.preventDefault(),a.stopPropagation(),x=s.NONE,document.removeEventListener("mousemove",g),document.removeEventListener("mouseup",h),l.dispatchEvent(S))}function k(a){if(!1!==l.enabled){a.preventDefault();a.stopPropagation();var b=0;a.wheelDelta?b=a.wheelDelta/40:a.detail&&(b=-a.detail/3);F.y+=.01*b;l.dispatchEvent(C);
+l.dispatchEvent(S)}}function m(a){if(!1!==l.enabled){switch(a.touches.length){case 1:x=s.TOUCH_ROTATE;B.copy(O(a.touches[0].pageX,a.touches[0].pageY));v.copy(B);break;default:x=s.TOUCH_ZOOM_PAN;var b=a.touches[0].pageX-a.touches[1].pageX,c=a.touches[0].pageY-a.touches[1].pageY;M=E=Math.sqrt(b*b+c*c);K.copy(D((a.touches[0].pageX+a.touches[1].pageX)/2,(a.touches[0].pageY+a.touches[1].pageY)/2));P.copy(K)}l.dispatchEvent(C)}}function r(a){if(!1!==l.enabled)switch(a.preventDefault(),a.stopPropagation(),
+a.touches.length){case 1:v.copy(B);B.copy(O(a.touches[0].pageX,a.touches[0].pageY));break;default:var b=a.touches[0].pageX-a.touches[1].pageX,c=a.touches[0].pageY-a.touches[1].pageY;M=Math.sqrt(b*b+c*c);P.copy(D((a.touches[0].pageX+a.touches[1].pageX)/2,(a.touches[0].pageY+a.touches[1].pageY)/2))}}function q(a){if(!1!==l.enabled){switch(a.touches.length){case 0:x=s.NONE;break;case 1:x=s.TOUCH_ROTATE,B.copy(O(a.touches[0].pageX,a.touches[0].pageY)),v.copy(B)}l.dispatchEvent(S)}}function t(a){a.preventDefault()}
+var l=this,s={NONE:-1,ROTATE:0,ZOOM:1,PAN:2,TOUCH_ROTATE:3,TOUCH_ZOOM_PAN:4};this.object=a;this.domElement=void 0!==c?c:document;this.enabled=!0;this.screen={left:0,top:0,width:0,height:0};this.rotateSpeed=1;this.zoomSpeed=1.2;this.panSpeed=.3;this.staticMoving=this.noPan=this.noZoom=this.noRotate=!1;this.dynamicDampingFactor=.2;this.minDistance=0;this.maxDistance=Infinity;this.keys=[65,83,68];this.target=new b.Vector3;var n=new b.Vector3,x=s.NONE,W=s.NONE,z=new b.Vector3,v=new b.Vector2,B=new b.Vector2,
+A=new b.Vector3,L=0,F=new b.Vector2,G=new b.Vector2,E=0,M=0,K=new b.Vector2,P=new b.Vector2;this.target0=this.target.clone();this.position0=this.object.position.clone();this.up0=this.object.up.clone();var J={type:"change"},C={type:"start"},S={type:"end"};this.handleResize=function(){if(this.domElement===document)this.screen.left=0,this.screen.top=0,this.screen.width=window.innerWidth,this.screen.height=window.innerHeight;else{var a=this.domElement.getBoundingClientRect(),b=this.domElement.ownerDocument.documentElement;
+this.screen.left=a.left+window.pageXOffset-b.clientLeft;this.screen.top=a.top+window.pageYOffset-b.clientTop;this.screen.width=a.width;this.screen.height=a.height}};this.handleEvent=function(a){if("function"==typeof this[a.type])this[a.type](a)};var D=function(){var a=new b.Vector2;return function(b,c){a.set((b-l.screen.left)/l.screen.width,(c-l.screen.top)/l.screen.height);return a}}(),O=function(){var a=new b.Vector2;return function(b,c){a.set((b-.5*l.screen.width-l.screen.left)/(.5*l.screen.width),
+(l.screen.height+2*(l.screen.top-c))/l.screen.width);return a}}();this.rotateCamera=function(){var a=new b.Vector3,c=new b.Quaternion,d=new b.Vector3,e=new b.Vector3,f=new b.Vector3,g=new b.Vector3,h;return function(){g.set(B.x-v.x,B.y-v.y,0);(h=g.length())?(z.copy(l.object.position).sub(l.target),d.copy(z).normalize(),e.copy(l.object.up).normalize(),f.crossVectors(e,d).normalize(),e.setLength(B.y-v.y),f.setLength(B.x-v.x),g.copy(e.add(f)),a.crossVectors(g,z).normalize(),h*=l.rotateSpeed,c.setFromAxisAngle(a,
+h),z.applyQuaternion(c),l.object.up.applyQuaternion(c),A.copy(a),L=h):!l.staticMoving&&L&&(L*=Math.sqrt(1-l.dynamicDampingFactor),z.copy(l.object.position).sub(l.target),c.setFromAxisAngle(A,L),z.applyQuaternion(c),l.object.up.applyQuaternion(c));v.copy(B)}}();this.zoomCamera=function(){var a;x===s.TOUCH_ZOOM_PAN?(a=E/M,E=M,z.multiplyScalar(a)):(a=1+(G.y-F.y)*l.zoomSpeed,1!==a&&0<a&&(z.multiplyScalar(a),l.staticMoving?F.copy(G):F.y+=(G.y-F.y)*this.dynamicDampingFactor))};this.panCamera=function(){var a=
+new b.Vector2,c=new b.Vector3,d=new b.Vector3;return function(){a.copy(P).sub(K);a.lengthSq()&&(a.multiplyScalar(z.length()*l.panSpeed),d.copy(z).cross(l.object.up).setLength(a.x),d.add(c.copy(l.object.up).setLength(a.y)),l.object.position.add(d),l.target.add(d),l.staticMoving?K.copy(P):K.add(a.subVectors(P,K).multiplyScalar(l.dynamicDampingFactor)))}}();this.checkDistances=function(){l.noZoom&&l.noPan||(z.lengthSq()>l.maxDistance*l.maxDistance&&(l.object.position.addVectors(l.target,z.setLength(l.maxDistance)),
+F.copy(G)),z.lengthSq()<l.minDistance*l.minDistance&&(l.object.position.addVectors(l.target,z.setLength(l.minDistance)),F.copy(G)))};this.update=function(){z.subVectors(l.object.position,l.target);l.noRotate||l.rotateCamera();l.noZoom||l.zoomCamera();l.noPan||l.panCamera();l.object.position.addVectors(l.target,z);l.checkDistances();l.object.lookAt(l.target);1E-6<n.distanceToSquared(l.object.position)&&(l.dispatchEvent(J),n.copy(l.object.position))};this.reset=function(){W=x=s.NONE;l.target.copy(l.target0);
+l.object.position.copy(l.position0);l.object.up.copy(l.up0);z.subVectors(l.object.position,l.target);l.object.lookAt(l.target);l.dispatchEvent(J);n.copy(l.object.position)};this.dispose=function(){this.domElement.removeEventListener("contextmenu",t,!1);this.domElement.removeEventListener("mousedown",f,!1);this.domElement.removeEventListener("mousewheel",k,!1);this.domElement.removeEventListener("MozMousePixelScroll",k,!1);this.domElement.removeEventListener("touchstart",m,!1);this.domElement.removeEventListener("touchend",
+q,!1);this.domElement.removeEventListener("touchmove",r,!1);document.removeEventListener("mousemove",g,!1);document.removeEventListener("mouseup",h,!1);window.removeEventListener("keydown",d,!1);window.removeEventListener("keyup",e,!1)};this.domElement.addEventListener("contextmenu",t,!1);this.domElement.addEventListener("mousedown",f,!1);this.domElement.addEventListener("mousewheel",k,!1);this.domElement.addEventListener("MozMousePixelScroll",k,!1);this.domElement.addEventListener("touchstart",m,
+!1);this.domElement.addEventListener("touchend",q,!1);this.domElement.addEventListener("touchmove",r,!1);window.addEventListener("keydown",d,!1);window.addEventListener("keyup",e,!1);this.handleResize();this.update()};b.TrackballControls.prototype=Object.create(b.EventDispatcher.prototype);b.TrackballControls.prototype.constructor=b.TrackballControls;b.SphereGeometry=function(a,c,d,e,f,g,h){b.Geometry.call(this);this.type="SphereGeometry";this.parameters={radius:a,widthSegments:c,heightSegments:d,
 phiStart:e,phiLength:f,thetaStart:g,thetaLength:h};this.fromBufferGeometry(new b.SphereBufferGeometry(a,c,d,e,f,g,h))};b.SphereGeometry.prototype=Object.create(b.Geometry.prototype);b.SphereGeometry.prototype.constructor=b.SphereGeometry;b.SphereBufferGeometry=function(a,c,d,e,f,g,h){b.BufferGeometry.call(this);this.type="SphereBufferGeometry";this.parameters={radius:a,widthSegments:c,heightSegments:d,phiStart:e,phiLength:f,thetaStart:g,thetaLength:h};a=a||50;c=Math.max(3,Math.floor(c)||8);d=Math.max(2,
-Math.floor(d)||6);e=void 0!==e?e:0;f=void 0!==f?f:2*Math.PI;g=void 0!==g?g:0;h=void 0!==h?h:Math.PI;for(var k=g+h,m=(c+1)*(d+1),n=new b.BufferAttribute(new Float32Array(3*m),3),r=new b.BufferAttribute(new Float32Array(3*m),3),m=new b.BufferAttribute(new Float32Array(2*m),2),t=0,l=[],s=new b.Vector3,p=0;p<=d;p++){for(var u=[],R=p/d,y=0;y<=c;y++){var v=y/c,D=-a*Math.cos(e+v*f)*Math.sin(g+R*h),A=a*Math.cos(g+R*h),F=a*Math.sin(e+v*f)*Math.sin(g+R*h);s.set(D,A,F).normalize();n.setXYZ(t,D,A,F);r.setXYZ(t,
-s.x,s.y,s.z);m.setXY(t,v,1-R);u.push(t);t++}l.push(u)}e=[];for(p=0;p<d;p++)for(y=0;y<c;y++)f=l[p][y+1],h=l[p][y],t=l[p+1][y],s=l[p+1][y+1],(0!==p||0<g)&&e.push(f,h,s),(p!==d-1||k<Math.PI)&&e.push(h,t,s);this.setIndex(new (65535<n.count?b.Uint32Attribute:b.Uint16Attribute)(e,1));this.addAttribute("position",n);this.addAttribute("normal",r);this.addAttribute("uv",m);this.boundingSphere=new b.Sphere(new b.Vector3,a)};b.SphereBufferGeometry.prototype=Object.create(b.BufferGeometry.prototype);b.SphereBufferGeometry.prototype.constructor=
+Math.floor(d)||6);e=void 0!==e?e:0;f=void 0!==f?f:2*Math.PI;g=void 0!==g?g:0;h=void 0!==h?h:Math.PI;for(var k=g+h,m=(c+1)*(d+1),r=new b.BufferAttribute(new Float32Array(3*m),3),q=new b.BufferAttribute(new Float32Array(3*m),3),m=new b.BufferAttribute(new Float32Array(2*m),2),t=0,l=[],s=new b.Vector3,n=0;n<=d;n++){for(var x=[],W=n/d,z=0;z<=c;z++){var v=z/c,B=-a*Math.cos(e+v*f)*Math.sin(g+W*h),A=a*Math.cos(g+W*h),L=a*Math.sin(e+v*f)*Math.sin(g+W*h);s.set(B,A,L).normalize();r.setXYZ(t,B,A,L);q.setXYZ(t,
+s.x,s.y,s.z);m.setXY(t,v,1-W);x.push(t);t++}l.push(x)}e=[];for(n=0;n<d;n++)for(z=0;z<c;z++)f=l[n][z+1],h=l[n][z],t=l[n+1][z],s=l[n+1][z+1],(0!==n||0<g)&&e.push(f,h,s),(n!==d-1||k<Math.PI)&&e.push(h,t,s);this.setIndex(new (65535<r.count?b.Uint32Attribute:b.Uint16Attribute)(e,1));this.addAttribute("position",r);this.addAttribute("normal",q);this.addAttribute("uv",m);this.boundingSphere=new b.Sphere(new b.Vector3,a)};b.SphereBufferGeometry.prototype=Object.create(b.BufferGeometry.prototype);b.SphereBufferGeometry.prototype.constructor=
 b.SphereBufferGeometry;b.CylinderGeometry=function(a,c,d,e,f,g,h,k){b.Geometry.call(this);this.type="CylinderGeometry";this.parameters={radiusTop:a,radiusBottom:c,height:d,radialSegments:e,heightSegments:f,openEnded:g,thetaStart:h,thetaLength:k};this.fromBufferGeometry(new b.CylinderBufferGeometry(a,c,d,e,f,g,h,k));this.mergeVertices()};b.CylinderGeometry.prototype=Object.create(b.Geometry.prototype);b.CylinderGeometry.prototype.constructor=b.CylinderGeometry;b.CylinderBufferGeometry=function(a,c,
-d,e,f,g,h,k){function m(d){var f,g,r;r=new b.Vector2;var t=new b.Vector3,v=0,x=!0===d?a:c,z=!0===d?1:-1;g=R;for(f=1;f<=e;f++)s.setXYZ(R,0,D*z,0),p.setXYZ(R,0,z,0),!0===d?(r.x=f/e,r.y=0):(r.x=(f-1)/e,r.y=1),u.setXY(R,r.x,r.y),R++;r=R;for(f=0;f<=e;f++){var C=f/e;t.x=x*Math.sin(C*k+h);t.y=D*z;t.z=x*Math.cos(C*k+h);s.setXYZ(R,t.x,t.y,t.z);p.setXYZ(R,0,z,0);u.setXY(R,C,!0===d?1:0);R++}for(f=0;f<e;f++)t=g+f,x=r+f,!0===d?(l.setX(y,x),y++,l.setX(y,x+1)):(l.setX(y,x+1),y++,l.setX(y,x)),y++,l.setX(y,t),y++,
-v+=3;n.addGroup(A,v,!0===d?1:2);A+=v}b.BufferGeometry.call(this);this.type="CylinderBufferGeometry";this.parameters={radiusTop:a,radiusBottom:c,height:d,radialSegments:e,heightSegments:f,openEnded:g,thetaStart:h,thetaLength:k};var n=this;a=void 0!==a?a:20;c=void 0!==c?c:20;d=void 0!==d?d:100;e=Math.floor(e)||8;f=Math.floor(f)||1;g=void 0!==g?g:!1;h=void 0!==h?h:0;k=void 0!==k?k:2*Math.PI;var r=function(){var a=(e+1)*(f+1);!1===g&&(a+=2*(e+1)+2*e);return a}(),t=function(){var a=e*f*6;!1===g&&(a+=6*
-e);return a}(),l=new b.BufferAttribute(new (65535<t?Uint32Array:Uint16Array)(t),1),s=new b.BufferAttribute(new Float32Array(3*r),3),p=new b.BufferAttribute(new Float32Array(3*r),3),u=new b.BufferAttribute(new Float32Array(2*r),2),R=0,y=0,v=[],D=d/2,A=0;(function(){var g,m,r=new b.Vector3,t=new b.Vector3,x=0,z=(c-a)/d;for(m=0;m<=f;m++){var O=[],J=m/f,C=J*(c-a)+a;for(g=0;g<=e;g++){var N=g/e;t.x=C*Math.sin(N*k+h);t.y=-J*d+D;t.z=C*Math.cos(N*k+h);s.setXYZ(R,t.x,t.y,t.z);r.copy(t);if(0===a&&0===m||0===
-c&&m===f)r.x=Math.sin(N*k+h),r.z=Math.cos(N*k+h);r.setY(Math.sqrt(r.x*r.x+r.z*r.z)*z).normalize();p.setXYZ(R,r.x,r.y,r.z);u.setXY(R,N,1-J);O.push(R);R++}v.push(O)}for(g=0;g<e;g++)for(m=0;m<f;m++)r=v[m+1][g],t=v[m+1][g+1],z=v[m][g+1],l.setX(y,v[m][g]),y++,l.setX(y,r),y++,l.setX(y,z),y++,l.setX(y,r),y++,l.setX(y,t),y++,l.setX(y,z),y++,x+=6;n.addGroup(A,x,0);A+=x})();!1===g&&(0<a&&m(!0),0<c&&m(!1));this.setIndex(l);this.addAttribute("position",s);this.addAttribute("normal",p);this.addAttribute("uv",
-u)};b.CylinderBufferGeometry.prototype=Object.create(b.BufferGeometry.prototype);b.CylinderBufferGeometry.prototype.constructor=b.CylinderBufferGeometry;b.ArrowHelper=function(){var a=new b.Geometry;a.vertices.push(new b.Vector3(0,0,0),new b.Vector3(0,1,0));var c=new b.CylinderGeometry(0,.5,1,5,1);c.translate(0,-.5,0);return function(d,e,f,g,h,k){b.Object3D.call(this);void 0===g&&(g=16776960);void 0===f&&(f=1);void 0===h&&(h=.2*f);void 0===k&&(k=.2*h);this.position.copy(e);this.line=new b.Line(a,
+d,e,f,g,h,k){function m(d){var f,g,q;q=new b.Vector2;var t=new b.Vector3,v=0,u=!0===d?a:c,y=!0===d?1:-1;g=W;for(f=1;f<=e;f++)s.setXYZ(W,0,B*y,0),n.setXYZ(W,0,y,0),!0===d?(q.x=f/e,q.y=0):(q.x=(f-1)/e,q.y=1),x.setXY(W,q.x,q.y),W++;q=W;for(f=0;f<=e;f++){var C=f/e;t.x=u*Math.sin(C*k+h);t.y=B*y;t.z=u*Math.cos(C*k+h);s.setXYZ(W,t.x,t.y,t.z);n.setXYZ(W,0,y,0);x.setXY(W,C,!0===d?1:0);W++}for(f=0;f<e;f++)t=g+f,u=q+f,!0===d?(l.setX(z,u),z++,l.setX(z,u+1)):(l.setX(z,u+1),z++,l.setX(z,u)),z++,l.setX(z,t),z++,
+v+=3;r.addGroup(A,v,!0===d?1:2);A+=v}b.BufferGeometry.call(this);this.type="CylinderBufferGeometry";this.parameters={radiusTop:a,radiusBottom:c,height:d,radialSegments:e,heightSegments:f,openEnded:g,thetaStart:h,thetaLength:k};var r=this;a=void 0!==a?a:20;c=void 0!==c?c:20;d=void 0!==d?d:100;e=Math.floor(e)||8;f=Math.floor(f)||1;g=void 0!==g?g:!1;h=void 0!==h?h:0;k=void 0!==k?k:2*Math.PI;var q=function(){var a=(e+1)*(f+1);!1===g&&(a+=2*(e+1)+2*e);return a}(),t=function(){var a=e*f*6;!1===g&&(a+=6*
+e);return a}(),l=new b.BufferAttribute(new (65535<t?Uint32Array:Uint16Array)(t),1),s=new b.BufferAttribute(new Float32Array(3*q),3),n=new b.BufferAttribute(new Float32Array(3*q),3),x=new b.BufferAttribute(new Float32Array(2*q),2),W=0,z=0,v=[],B=d/2,A=0;(function(){var g,m,q=new b.Vector3,t=new b.Vector3,u=0,y=(c-a)/d;for(m=0;m<=f;m++){var P=[],J=m/f,C=J*(c-a)+a;for(g=0;g<=e;g++){var S=g/e;t.x=C*Math.sin(S*k+h);t.y=-J*d+B;t.z=C*Math.cos(S*k+h);s.setXYZ(W,t.x,t.y,t.z);q.copy(t);if(0===a&&0===m||0===
+c&&m===f)q.x=Math.sin(S*k+h),q.z=Math.cos(S*k+h);q.setY(Math.sqrt(q.x*q.x+q.z*q.z)*y).normalize();n.setXYZ(W,q.x,q.y,q.z);x.setXY(W,S,1-J);P.push(W);W++}v.push(P)}for(g=0;g<e;g++)for(m=0;m<f;m++)q=v[m+1][g],t=v[m+1][g+1],y=v[m][g+1],l.setX(z,v[m][g]),z++,l.setX(z,q),z++,l.setX(z,y),z++,l.setX(z,q),z++,l.setX(z,t),z++,l.setX(z,y),z++,u+=6;r.addGroup(A,u,0);A+=u})();!1===g&&(0<a&&m(!0),0<c&&m(!1));this.setIndex(l);this.addAttribute("position",s);this.addAttribute("normal",n);this.addAttribute("uv",
+x)};b.CylinderBufferGeometry.prototype=Object.create(b.BufferGeometry.prototype);b.CylinderBufferGeometry.prototype.constructor=b.CylinderBufferGeometry;b.ArrowHelper=function(){var a=new b.Geometry;a.vertices.push(new b.Vector3(0,0,0),new b.Vector3(0,1,0));var c=new b.CylinderGeometry(0,.5,1,5,1);c.translate(0,-.5,0);return function(d,e,f,g,h,k){b.Object3D.call(this);void 0===g&&(g=16776960);void 0===f&&(f=1);void 0===h&&(h=.2*f);void 0===k&&(k=.2*h);this.position.copy(e);this.line=new b.Line(a,
 new b.LineBasicMaterial({color:g}));this.line.matrixAutoUpdate=!1;this.add(this.line);this.cone=new b.Mesh(c,new b.MeshBasicMaterial({color:g}));this.cone.matrixAutoUpdate=!1;this.add(this.cone);this.setDirection(d);this.setLength(f,h,k)}}();b.ArrowHelper.prototype=Object.create(b.Object3D.prototype);b.ArrowHelper.prototype.constructor=b.ArrowHelper;b.ArrowHelper.prototype.setDirection=function(){var a=new b.Vector3,c;return function(b){.99999<b.y?this.quaternion.set(0,0,0,1):-.99999>b.y?this.quaternion.set(1,
 0,0,0):(a.set(b.z,0,-b.x).normalize(),c=Math.acos(b.y),this.quaternion.setFromAxisAngle(a,c))}}();b.ArrowHelper.prototype.setLength=function(a,b,d){void 0===b&&(b=.2*a);void 0===d&&(d=.2*b);this.line.scale.set(1,Math.max(0,a-b),1);this.line.updateMatrix();this.cone.scale.set(d,b,d);this.cone.position.y=a;this.cone.updateMatrix()};b.ArrowHelper.prototype.setColor=function(a){this.line.material.color.set(a);this.cone.material.color.set(a)};m.THREE=b})}]);
 </script>
diff --git a/src/js/app/main.js b/src/js/app/main.js
index db637b7..8ea2904 100755
--- a/src/js/app/main.js
+++ b/src/js/app/main.js
@@ -29,7 +29,7 @@ return false;
 }
 })();
 player.colorset = 'W';
-player.sample = "data_global\n_cell_length_a 24\n_cell_length_b 5.91\n_cell_length_c 5.85\n_cell_angle_alpha 90\n_cell_angle_beta 90\n_cell_angle_gamma 90\n_symmetry_space_group_name_H-M 'P1'\nloop_\n_symmetry_equiv_pos_as_xyz\nx,y,z\nloop_\n_atom_site_label\n_atom_site_type_symbol\n_atom_site_fract_x\n_atom_site_fract_y\n_atom_site_fract_z\n_atom_site_charge\nO1 O 0.425 0.262 0.009 -2.0\nO2 O -0.425 0.262 0.009 -2.0\nH3 H 0.444 0.258 0.154 1.0\nH4 H -0.444 0.258 0.154 1.0\nH5 H 0.396 0.124 0.012 1.0\nH6 H -0.396 0.124 0.012 1.0\nO7 O 0.425 0.236 0.510 -2.0\nO8 O -0.425 0.236 0.510 -2.0\nH9 H 0.444 0.239 0.656 1.0\nH10 H -0.444 0.239 0.656 1.0\nH11 H 0.396 0.374 0.512 1.0\nH12 H -0.396 0.374 0.512 1.0\nSr13 Sr 0.342 0.964 0.467 2.0\nSr14 Sr -0.342 0.964 0.467 2.0\nSr15 Sr 0.342 0.535 0.967 2.0\nSr16 Sr -0.342 0.535 0.967 2.0\nO17 O 0.348 0.971 0.019 -2.0\nO18 O -0.348 0.971 0.019 -2.0\nO19 O 0.348 0.528 0.519 -2.0\nO20 O -0.348 0.528 0.519 -2.0\nO21 O 0.263 0.803 0.701 -2.0\nO22 O -0.263 0.803 0.701 -2.0\nO23 O 0.264 0.695 0.200 -2.0\nO24 O -0.264 0.695 0.200 -2.0\nZr25 Zr 0.261 0.000 0.998 4.0\nZr26 Zr -0.261 0.000 0.998 4.0\nZr27 Zr 0.261 0.499 0.498 4.0\nZr28 Zr -0.261 0.499 0.498 4.0\nO29 O 0.257 0.304 0.806 -2.0\nO30 O -0.257 0.304 0.806 -2.0\nO31 O 0.257 0.195 0.306 -2.0\nO32 O -0.257 0.195 0.306 -2.0\nSr33 Sr 0.173 0.993 0.524 2.0\nSr34 Sr -0.173 0.993 0.524 2.0\nSr35 Sr 0.173 0.506 0.024 2.0\nSr36 Sr -0.173 0.506 0.024 2.0\nO37 O 0.173 0.947 0.986 -2.0\nO38 O -0.173 0.947 0.986 -2.0\nO39 O 0.173 0.551 0.486 -2.0\nO40 O -0.173 0.551 0.486 -2.0\nO41 O 0.098 0.204 0.295 -2.0\nO42 O -0.098 0.204 0.295 -2.0\nO43 O 0.098 0.295 0.795 -2.0\nO44 O -0.098 0.295 0.795 -2.0\nZr45 Zr 0.086 0.004 0.998 4.0\nZr46 Zr -0.086 0.004 0.998 4.0\nZr47 Zr 0.086 0.495 0.498 4.0\nZr48 Zr -0.086 0.495 0.498 4.0\nO49 O 0.074 0.709 0.211 -2.0\nO50 O -0.074 0.709 0.211 -2.0\nO51 O 0.074 0.790 0.711 -2.0\nO52 O -0.074 0.790 0.711 -2.0\nSr53 Sr 0 0.991 0.467 2.0\nSr54 Sr 0 0.508 0.967 2.0\nO55 O 0 0.076 0.020 -2.0\nO56 O 0 0.423 0.520 -2.0";
+player.sample = "data_example\n_cell_length_a 24\n_cell_length_b 5.91\n_cell_length_c 5.85\n_cell_angle_alpha 90\n_cell_angle_beta 90\n_cell_angle_gamma 90\n_symmetry_space_group_name_H-M 'P1'\nloop_\n_symmetry_equiv_pos_as_xyz\nx,y,z\nloop_\n_atom_site_label\n_atom_site_type_symbol\n_atom_site_fract_x\n_atom_site_fract_y\n_atom_site_fract_z\n_atom_site_charge\nO1 O 0.425 0.262 0.009 -2.0\nO2 O -0.425 0.262 0.009 -2.0\nH3 H 0.444 0.258 0.154 1.0\nH4 H -0.444 0.258 0.154 1.0\nH5 H 0.396 0.124 0.012 1.0\nH6 H -0.396 0.124 0.012 1.0\nO7 O 0.425 0.236 0.510 -2.0\nO8 O -0.425 0.236 0.510 -2.0\nH9 H 0.444 0.239 0.656 1.0\nH10 H -0.444 0.239 0.656 1.0\nH11 H 0.396 0.374 0.512 1.0\nH12 H -0.396 0.374 0.512 1.0\nSr13 Sr 0.342 0.964 0.467 2.0\nSr14 Sr -0.342 0.964 0.467 2.0\nSr15 Sr 0.342 0.535 0.967 2.0\nSr16 Sr -0.342 0.535 0.967 2.0\nO17 O 0.348 0.971 0.019 -2.0\nO18 O -0.348 0.971 0.019 -2.0\nO19 O 0.348 0.528 0.519 -2.0\nO20 O -0.348 0.528 0.519 -2.0\nO21 O 0.263 0.803 0.701 -2.0\nO22 O -0.263 0.803 0.701 -2.0\nO23 O 0.264 0.695 0.200 -2.0\nO24 O -0.264 0.695 0.200 -2.0\nZr25 Zr 0.261 0.000 0.998 4.0\nZr26 Zr -0.261 0.000 0.998 4.0\nZr27 Zr 0.261 0.499 0.498 4.0\nZr28 Zr -0.261 0.499 0.498 4.0\nO29 O 0.257 0.304 0.806 -2.0\nO30 O -0.257 0.304 0.806 -2.0\nO31 O 0.257 0.195 0.306 -2.0\nO32 O -0.257 0.195 0.306 -2.0\nSr33 Sr 0.173 0.993 0.524 2.0\nSr34 Sr -0.173 0.993 0.524 2.0\nSr35 Sr 0.173 0.506 0.024 2.0\nSr36 Sr -0.173 0.506 0.024 2.0\nO37 O 0.173 0.947 0.986 -2.0\nO38 O -0.173 0.947 0.986 -2.0\nO39 O 0.173 0.551 0.486 -2.0\nO40 O -0.173 0.551 0.486 -2.0\nO41 O 0.098 0.204 0.295 -2.0\nO42 O -0.098 0.204 0.295 -2.0\nO43 O 0.098 0.295 0.795 -2.0\nO44 O -0.098 0.295 0.795 -2.0\nZr45 Zr 0.086 0.004 0.998 4.0\nZr46 Zr -0.086 0.004 0.998 4.0\nZr47 Zr 0.086 0.495 0.498 4.0\nZr48 Zr -0.086 0.495 0.498 4.0\nO49 O 0.074 0.709 0.211 -2.0\nO50 O -0.074 0.709 0.211 -2.0\nO51 O 0.074 0.790 0.711 -2.0\nO52 O -0.074 0.790 0.711 -2.0\nSr53 Sr 0 0.991 0.467 2.0\nSr54 Sr 0 0.508 0.967 2.0\nO55 O 0 0.076 0.020 -2.0\nO56 O 0 0.423 0.520 -2.0";
 
 var THREE = th.THREE || th;
 
@@ -373,6 +373,7 @@ function accept_data(str, allow_download){
             } else dpanel_ready.style.display = 'block';
         }*/
         player.loaded ? render() : init();
+        if (player.obj3d.info) document.title = player.obj3d.info;
     } else if (!player.loaded) display_landing();
 }
 
diff --git a/src/js/libs/matinfio.js b/src/js/libs/matinfio.js
index a834d6e..0f25b2a 100755
--- a/src/js/libs/matinfio.js
+++ b/src/js/libs/matinfio.js
@@ -112,7 +112,7 @@ function jsobj2player(crystal){
         descr = crystal.cell;
     } else cell = crystal.cell; // for POSCAR
 
-    var player_output = {"atoms": [], "cell": cell, "descr": descr, "overlayed": {}};
+    var player_output = {"atoms": [], "cell": cell, "descr": descr, "overlayed": {}, "info": crystal.info};
     var color, radius, oprop, optionpanel = {};
     var i = 0, len = crystal.atoms.length, hashes = {};
     for (i; i < len; i++){
@@ -194,7 +194,7 @@ function jsobj2flatten(crystal){
 function cif2jsobj(str){
     var structures = [], symops = [], atprop_seq = [], lines = str.toString().replace(/(\r\n|\r)/gm, "\n").split("\n"), cur_structure = {'cell': {}, 'atoms': []};
     var loop_active = false, new_structure = false, symops_active = false;
-    var cur_line = "", line_data = [], symmetry_seq = [];
+    var data_info, cur_line = "", line_data = [], symmetry_seq = [];
     var cell_props = ['a', 'b', 'c', 'alpha', 'beta', 'gamma'];
 
     var loop_vals = ['_atom_site_label', '_atom_site_type_symbol', '_atom_site_fract_x', '_atom_site_fract_y', '_atom_site_fract_z'];
@@ -216,9 +216,10 @@ function cif2jsobj(str){
         }
         new_structure = false;
 
-        if (cur_line.startswith('data_'))
+        if (cur_line.startswith('data_')){
             new_structure = true, loop_active = false, atprop_seq = [], symops_active = false;
-        else if (cur_line.startswith('_cell_')){
+            data_info = cur_line.substr(5);
+        } else if (cur_line.startswith('_cell_')){
             loop_active = false;
             line_data = cur_line.split(" ");
             var cell_data = line_data[0].split("_");
@@ -283,12 +284,14 @@ function cif2jsobj(str){
         }
 
         if (new_structure && cur_structure.atoms.length){
+            cur_structure.info = data_info;
             if (symops.length > 1) cur_structure.symops = symops;
             structures.push(cur_structure);
             cur_structure = {'cell': {}, 'atoms': []}, symops = [];
         }
     }
     if (cur_structure.atoms.length){
+        cur_structure.info = data_info;
         if (symops.length > 1) cur_structure.symops = symops;
         structures.push(cur_structure);
     }