// threejs.org/license
'use strict';var three={revision:"71"};"object"===typeof module&&(module.exports=three);void 0===math.sign&&(math.sign=function(a){return 0>a?-1:0<a?1:+a});three.log=function(){console.log.apply(console,arguments)};three.warn=function(){console.warn.apply(console,arguments)};three.error=function(){console.error.apply(console,arguments)};three.mouse={left:0,middle:1,right:2};three.cullfacenone=0;three.cullfaceback=1;three.cullfacefront=2;three.cullfacefrontback=3;three.frontfacedirectioncw=0;
three.frontfacedirectionccw=1;three.basicshadowmap=0;three.pcfshadowmap=1;three.pcfsoftshadowmap=2;three.frontside=0;three.backside=1;three.doubleside=2;three.noshading=0;three.flatshading=1;three.smoothshading=2;three.nocolors=0;three.facecolors=1;three.vertexcolors=2;three.noblending=0;three.normalblending=1;three.additiveblending=2;three.subtractiveblending=3;three.multiplyblending=4;three.customblending=5;three.addequation=100;three.subtractequation=101;three.reversesubtractequation=102;
three.minequation=103;three.maxequation=104;three.zerofactor=200;three.onefactor=201;three.srccolorfactor=202;three.oneminussrccolorfactor=203;three.srcalphafactor=204;three.oneminussrcalphafactor=205;three.dstalphafactor=206;three.oneminusdstalphafactor=207;three.dstcolorfactor=208;three.oneminusdstcolorfactor=209;three.srcalphasaturatefactor=210;three.multiplyoperation=0;three.mixoperation=1;three.addoperation=2;three.uvmapping=300;three.cubereflectionmapping=301;three.cuberefractionmapping=302;
three.equirectangularreflectionmapping=303;three.equirectangularrefractionmapping=304;three.sphericalreflectionmapping=305;three.repeatwrapping=1e3;three.clamptoedgewrapping=1001;three.mirroredrepeatwrapping=1002;three.nearestfilter=1003;three.nearestmipmapnearestfilter=1004;three.nearestmipmaplinearfilter=1005;three.linearfilter=1006;three.linearmipmapnearestfilter=1007;three.linearmipmaplinearfilter=1008;three.unsignedbytetype=1009;three.bytetype=1010;three.shorttype=1011;
three.unsignedshorttype=1012;three.inttype=1013;three.unsignedinttype=1014;three.floattype=1015;three.halffloattype=1025;three.unsignedshort4444type=1016;three.unsignedshort5551type=1017;three.unsignedshort565type=1018;three.alphaformat=1019;three.rgbformat=1020;three.rgbaformat=1021;three.luminanceformat=1022;three.luminancealphaformat=1023;three.rgbeformat=three.rgbaformat;three.rgb_s3tc_dxt1_format=2001;three.rgba_s3tc_dxt1_format=2002;three.rgba_s3tc_dxt3_format=2003;
three.rgba_s3tc_dxt5_format=2004;three.rgb_pvrtc_4bppv1_format=2100;three.rgb_pvrtc_2bppv1_format=2101;three.rgba_pvrtc_4bppv1_format=2102;three.rgba_pvrtc_2bppv1_format=2103;
three.projector=function(){three.error("three.projector has been moved to /examples/js/renderers/projector.js.");this.projectvector=function(a,b){three.warn("three.projector: .projectvector() is now vector.project().");a.project(b)};this.unprojectvector=function(a,b){three.warn("three.projector: .unprojectvector() is now vector.unproject().");a.unproject(b)};this.pickingray=function(a,b){three.error("three.projector: .pickingray() is now raycaster.setfromcamera().")}};
three.canvasrenderer=function(){three.error("three.canvasrenderer has been moved to /examples/js/renderers/canvasrenderer.js");this.domelement=document.createelement("canvas");this.clear=function(){};this.render=function(){};this.setclearcolor=function(){};this.setsize=function(){}};three.color=function(a){return 3===arguments.length?this.setrgb(arguments[0],arguments[1],arguments[2]):this.set(a)};
three.color.prototype={constructor:three.color,r:1,g:1,b:1,set:function(a){a instanceof three.color?this.copy(a):"number"===typeof a?this.sethex(a):"string"===typeof a&&this.setstyle(a);return this},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,b,c){this.r=a;this.g=b;this.b=c;return this},sethsl:function(a,b,c){if(0===b)this.r=this.g=this.b=c;else{var d=function(a,b,c){0>c&&(c+=1);1<c&&(c-=1);return c<1/6?a+6*(b-a)*
c:.5>c?b:c<2/3?a+6*(b-a)*(2/3-c):a};b=.5>=c?c*(1+b):c+b-c*b;c=2*c-b;this.r=d(c,b,a+1/3);this.g=d(c,b,a);this.b=d(c,b,a-1/3)}return this},setstyle:function(a){if(/^rgb\((\d+), ?(\d+), ?(\d+)\)$/i.test(a))return a=/^rgb\((\d+), ?(\d+), ?(\d+)\)$/i.exec(a),this.r=math.min(255,parseint(a[1],10))/255,this.g=math.min(255,parseint(a[2],10))/255,this.b=math.min(255,parseint(a[3],10))/255,this;if(/^rgb\((\d+)\%, ?(\d+)\%, ?(\d+)\%\)$/i.test(a))return a=/^rgb\((\d+)\%, ?(\d+)\%, ?(\d+)\%\)$/i.exec(a),this.r=
math.min(100,parseint(a[1],10))/100,this.g=math.min(100,parseint(a[2],10))/100,this.b=math.min(100,parseint(a[3],10))/100,this;if(/^\#([0-9a-f]{6})$/i.test(a))return a=/^\#([0-9a-f]{6})$/i.exec(a),this.sethex(parseint(a[1],16)),this;if(/^\#([0-9a-f])([0-9a-f])([0-9a-f])$/i.test(a))return a=/^\#([0-9a-f])([0-9a-f])([0-9a-f])$/i.exec(a),this.sethex(parseint(a[1]+a[1]+a[2]+a[2]+a[3]+a[3],16)),this;if(/^(\w+)$/i.test(a))return this.sethex(three.colorkeywords[a]),this},copy:function(a){this.r=a.r;this.g=
a.g;this.b=a.b;return this},copygammatolinear:function(a,b){void 0===b&&(b=2);this.r=math.pow(a.r,b);this.g=math.pow(a.g,b);this.b=math.pow(a.b,b);return this},copylineartogamma:function(a,b){void 0===b&&(b=2);var c=0<b?1/b:1;this.r=math.pow(a.r,c);this.g=math.pow(a.g,c);this.b=math.pow(a.b,c);return this},convertgammatolinear:function(){var a=this.r,b=this.g,c=this.b;this.r=a*a;this.g=b*b;this.b=c*c;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 b=this.r,c=this.g,d=this.b,e=math.max(b,c,d),f=math.min(b,c,d),g,h=(f+e)/2;if(f===e)f=g=0;else{var k=e-f,f=.5>=h?k/(e+f):k/(2-e-f);switch(e){case b:g=(c-d)/k+(c<d?6:0);break;case c:g=(d-b)/k+2;break;case d:g=(b-c)/k+4}g/=6}a.h=g;a.s=f;a.l=h;return a},getstyle:function(){return"rgb("+
(255*this.r|0)+","+(255*this.g|0)+","+(255*this.b|0)+")"},offsethsl:function(a,b,c){var d=this.gethsl();d.h+=a;d.s+=b;d.l+=c;this.sethsl(d.h,d.s,d.l);return this},add:function(a){this.r+=a.r;this.g+=a.g;this.b+=a.b;return this},addcolors:function(a,b){this.r=a.r+b.r;this.g=a.g+b.g;this.b=a.b+b.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,b){this.r+=(a.r-this.r)*b;this.g+=(a.g-this.g)*b;this.b+=(a.b-this.b)*b;return this},equals:function(a){return a.r===this.r&&a.g===this.g&&a.b===this.b},fromarray:function(a){this.r=a[0];this.g=a[1];this.b=a[2];return this},toarray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.r;a[b+1]=this.g;a[b+2]=this.b;return a},clone:function(){return(new three.color).setrgb(this.r,this.g,this.b)}};
three.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};three.quaternion=function(a,b,c,d){this._x=a||0;this._y=b||0;this._z=c||0;this._w=void 0!==d?d:1};
three.quaternion.prototype={constructor:three.quaternion,_x:0,_y:0,_z:0,_w:0,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,b,c,d){this._x=a;this._y=b;this._z=c;this._w=d;this.onchangecallback();return this},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,b){if(!1===a instanceof three.euler)throw error("three.quaternion: .setfromeuler() now expects a euler rotation rather than a vector3 and order.");var c=math.cos(a._x/2),d=math.cos(a._y/2),e=math.cos(a._z/2),f=math.sin(a._x/2),g=math.sin(a._y/2),h=math.sin(a._z/2);"xyz"===a.order?(this._x=f*d*e+c*g*h,this._y=c*g*e-f*d*h,this._z=c*d*h+f*g*e,this._w=c*d*e-f*g*h):"yxz"===a.order?(this._x=f*d*e+c*g*h,this._y=c*g*e-f*d*h,this._z=
c*d*h-f*g*e,this._w=c*d*e+f*g*h):"zxy"===a.order?(this._x=f*d*e-c*g*h,this._y=c*g*e+f*d*h,this._z=c*d*h+f*g*e,this._w=c*d*e-f*g*h):"zyx"===a.order?(this._x=f*d*e-c*g*h,this._y=c*g*e+f*d*h,this._z=c*d*h-f*g*e,this._w=c*d*e+f*g*h):"yzx"===a.order?(this._x=f*d*e+c*g*h,this._y=c*g*e+f*d*h,this._z=c*d*h-f*g*e,this._w=c*d*e-f*g*h):"xzy"===a.order&&(this._x=f*d*e-c*g*h,this._y=c*g*e-f*d*h,this._z=c*d*h+f*g*e,this._w=c*d*e+f*g*h);if(!1!==b)this.onchangecallback();return this},setfromaxisangle:function(a,
b){var c=b/2,d=math.sin(c);this._x=a.x*d;this._y=a.y*d;this._z=a.z*d;this._w=math.cos(c);this.onchangecallback();return this},setfromrotationmatrix:function(a){var b=a.elements,c=b[0];a=b[4];var d=b[8],e=b[1],f=b[5],g=b[9],h=b[2],k=b[6],b=b[10],l=c+f+b;0<l?(c=.5/math.sqrt(l+1),this._w=.25/c,this._x=(k-g)*c,this._y=(d-h)*c,this._z=(e-a)*c):c>f&&c>b?(c=2*math.sqrt(1+c-f-b),this._w=(k-g)/c,this._x=.25*c,this._y=(a+e)/c,this._z=(d+h)/c):f>b?(c=2*math.sqrt(1+f-c-b),this._w=(d-h)/c,this._x=(a+e)/c,this._y=
.25*c,this._z=(g+k)/c):(c=2*math.sqrt(1+b-c-f),this._w=(e-a)/c,this._x=(d+h)/c,this._y=(g+k)/c,this._z=.25*c);this.onchangecallback();return this},setfromunitvectors:function(){var a,b;return function(c,d){void 0===a&&(a=new three.vector3);b=c.dot(d)+1;1e-6>b?(b=0,math.abs(c.x)>math.abs(c.z)?a.set(-c.y,c.x,0):a.set(0,-c.z,c.y)):a.crossvectors(c,d);this._x=a.x;this._y=a.y;this._z=a.z;this._w=b;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,b){return void 0!==b?(three.warn("three.quaternion: .multiply() now only accepts one argument. use .multiplyquaternions( a, b ) instead."),this.multiplyquaternions(a,b)):this.multiplyquaternions(this,a)},multiplyquaternions:function(a,b){var c=a._x,d=a._y,e=a._z,f=a._w,g=b._x,h=b._y,k=b._z,l=b._w;this._x=c*l+f*g+d*k-e*h;this._y=d*l+f*h+e*g-c*k;this._z=e*l+f*k+c*h-d*g;this._w=f*l-c*g-d*h-e*k;this.onchangecallback();return this},multiplyvector3:function(a){three.warn("three.quaternion: .multiplyvector3() has been removed. use is now vector.applyquaternion( quaternion ) instead.");
return a.applyquaternion(this)},slerp:function(a,b){if(0===b)return this;if(1===b)return this.copy(a);var c=this._x,d=this._y,e=this._z,f=this._w,g=f*a._w+c*a._x+d*a._y+e*a._z;0>g?(this._w=-a._w,this._x=-a._x,this._y=-a._y,this._z=-a._z,g=-g):this.copy(a);if(1<=g)return this._w=f,this._x=c,this._y=d,this._z=e,this;var h=math.acos(g),k=math.sqrt(1-g*g);if(.001>math.abs(k))return this._w=.5*(f+this._w),this._x=.5*(c+this._x),this._y=.5*(d+this._y),this._z=.5*(e+this._z),this;g=math.sin((1-b)*h)/k;h=
math.sin(b*h)/k;this._w=f*g+this._w*h;this._x=c*g+this._x*h;this._y=d*g+this._y*h;this._z=e*g+this._z*h;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,b){void 0===b&&(b=0);this._x=a[b];this._y=a[b+1];this._z=a[b+2];this._w=a[b+3];this.onchangecallback();return this},toarray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=this._y;a[b+2]=this._z;a[b+3]=this._w;return a},onchange:function(a){this.onchangecallback=
a;return this},onchangecallback:function(){},clone:function(){return new three.quaternion(this._x,this._y,this._z,this._w)}};three.quaternion.slerp=function(a,b,c,d){return c.copy(a).slerp(b,d)};three.vector2=function(a,b){this.x=a||0;this.y=b||0};
three.vector2.prototype={constructor:three.vector2,set:function(a,b){this.x=a;this.y=b;return this},setx:function(a){this.x=a;return this},sety:function(a){this.y=a;return this},setcomponent:function(a,b){switch(a){case 0:this.x=b;break;case 1:this.y=b;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);}},copy:function(a){this.x=a.x;this.y=a.y;return this},add:function(a,
b){if(void 0!==b)return three.warn("three.vector2: .add() now only accepts one argument. use .addvectors( a, b ) instead."),this.addvectors(a,b);this.x+=a.x;this.y+=a.y;return this},addscalar:function(a){this.x+=a;this.y+=a;return this},addvectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this},sub:function(a,b){if(void 0!==b)return three.warn("three.vector2: .sub() now only accepts one argument. use .subvectors( a, b ) instead."),this.subvectors(a,b);this.x-=a.x;this.y-=a.y;return this},
subscalar:function(a){this.x-=a;this.y-=a;return this},subvectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;return this},multiply:function(a){this.x*=a.x;this.y*=a.y;return this},multiplyscalar:function(a){this.x*=a;this.y*=a;return this},divide:function(a){this.x/=a.x;this.y/=a.y;return this},dividescalar:function(a){0!==a?(a=1/a,this.x*=a,this.y*=a):this.y=this.x=0;return this},min:function(a){this.x>a.x&&(this.x=a.x);this.y>a.y&&(this.y=a.y);return this},max:function(a){this.x<a.x&&(this.x=a.x);
this.y<a.y&&(this.y=a.y);return this},clamp:function(a,b){this.x<a.x?this.x=a.x:this.x>b.x&&(this.x=b.x);this.y<a.y?this.y=a.y:this.y>b.y&&(this.y=b.y);return this},clampscalar:function(){var a,b;return function(c,d){void 0===a&&(a=new three.vector2,b=new three.vector2);a.set(c,c);b.set(d,d);return this.clamp(a,b)}}(),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},length:function(){return math.sqrt(this.x*this.x+this.y*this.y)},normalize:function(){return this.dividescalar(this.length())},distanceto:function(a){return math.sqrt(this.distancetosquared(a))},
distancetosquared:function(a){var b=this.x-a.x;a=this.y-a.y;return b*b+a*a},setlength:function(a){var b=this.length();0!==b&&a!==b&&this.multiplyscalar(a/b);return this},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;return this},lerpvectors:function(a,b,c){this.subvectors(b,a).multiplyscalar(c).add(a);return this},equals:function(a){return a.x===this.x&&a.y===this.y},fromarray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];return this},toarray:function(a,b){void 0===
a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;return a},fromattribute:function(a,b,c){void 0===c&&(c=0);b=b*a.itemsize+c;this.x=a.array[b];this.y=a.array[b+1];return this},clone:function(){return new three.vector2(this.x,this.y)}};three.vector3=function(a,b,c){this.x=a||0;this.y=b||0;this.z=c||0};
three.vector3.prototype={constructor:three.vector3,set:function(a,b,c){this.x=a;this.y=b;this.z=c;return this},setx:function(a){this.x=a;return this},sety:function(a){this.y=a;return this},setz:function(a){this.z=a;return this},setcomponent:function(a,b){switch(a){case 0:this.x=b;break;case 1:this.y=b;break;case 2:this.z=b;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;case 2:return this.z;default:throw error("index is out of range: "+
a);}},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;return this},add:function(a,b){if(void 0!==b)return three.warn("three.vector3: .add() now only accepts one argument. use .addvectors( a, b ) instead."),this.addvectors(a,b);this.x+=a.x;this.y+=a.y;this.z+=a.z;return this},addscalar:function(a){this.x+=a;this.y+=a;this.z+=a;return this},addvectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;return this},sub:function(a,b){if(void 0!==b)return three.warn("three.vector3: .sub() now only accepts one argument. use .subvectors( a, b ) instead."),
this.subvectors(a,b);this.x-=a.x;this.y-=a.y;this.z-=a.z;return this},subscalar:function(a){this.x-=a;this.y-=a;this.z-=a;return this},subvectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;return this},multiply:function(a,b){if(void 0!==b)return three.warn("three.vector3: .multiply() now only accepts one argument. use .multiplyvectors( a, b ) instead."),this.multiplyvectors(a,b);this.x*=a.x;this.y*=a.y;this.z*=a.z;return this},multiplyscalar:function(a){this.x*=a;this.y*=a;this.z*=
a;return this},multiplyvectors:function(a,b){this.x=a.x*b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this},applyeuler:function(){var a;return function(b){!1===b instanceof three.euler&&three.error("three.vector3: .applyeuler() now expects a euler rotation rather than a vector3 and order.");void 0===a&&(a=new three.quaternion);this.applyquaternion(a.setfromeuler(b));return this}}(),applyaxisangle:function(){var a;return function(b,c){void 0===a&&(a=new three.quaternion);this.applyquaternion(a.setfromaxisangle(b,
c));return this}}(),applymatrix3:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[3]*c+a[6]*d;this.y=a[1]*b+a[4]*c+a[7]*d;this.z=a[2]*b+a[5]*c+a[8]*d;return this},applymatrix4:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d+a[12];this.y=a[1]*b+a[5]*c+a[9]*d+a[13];this.z=a[2]*b+a[6]*c+a[10]*d+a[14];return this},applyprojection:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;var e=1/(a[3]*b+a[7]*c+a[11]*d+a[15]);this.x=(a[0]*b+a[4]*
c+a[8]*d+a[12])*e;this.y=(a[1]*b+a[5]*c+a[9]*d+a[13])*e;this.z=(a[2]*b+a[6]*c+a[10]*d+a[14])*e;return this},applyquaternion:function(a){var b=this.x,c=this.y,d=this.z,e=a.x,f=a.y,g=a.z;a=a.w;var h=a*b+f*d-g*c,k=a*c+g*b-e*d,l=a*d+e*c-f*b,b=-e*b-f*c-g*d;this.x=h*a+b*-e+k*-g-l*-f;this.y=k*a+b*-f+l*-e-h*-g;this.z=l*a+b*-g+h*-f-k*-e;return this},project:function(){var a;return function(b){void 0===a&&(a=new three.matrix4);a.multiplymatrices(b.projectionmatrix,a.getinverse(b.matrixworld));return this.applyprojection(a)}}(),
unproject:function(){var a;return function(b){void 0===a&&(a=new three.matrix4);a.multiplymatrices(b.matrixworld,a.getinverse(b.projectionmatrix));return this.applyprojection(a)}}(),transformdirection:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d;this.y=a[1]*b+a[5]*c+a[9]*d;this.z=a[2]*b+a[6]*c+a[10]*d;this.normalize();return this},divide:function(a){this.x/=a.x;this.y/=a.y;this.z/=a.z;return this},dividescalar:function(a){0!==a?(a=1/a,this.x*=a,this.y*=a,this.z*=
a):this.z=this.y=this.x=0;return this},min:function(a){this.x>a.x&&(this.x=a.x);this.y>a.y&&(this.y=a.y);this.z>a.z&&(this.z=a.z);return this},max:function(a){this.x<a.x&&(this.x=a.x);this.y<a.y&&(this.y=a.y);this.z<a.z&&(this.z=a.z);return this},clamp:function(a,b){this.x<a.x?this.x=a.x:this.x>b.x&&(this.x=b.x);this.y<a.y?this.y=a.y:this.y>b.y&&(this.y=b.y);this.z<a.z?this.z=a.z:this.z>b.z&&(this.z=b.z);return this},clampscalar:function(){var a,b;return function(c,d){void 0===a&&(a=new three.vector3,
b=new three.vector3);a.set(c,c,c);b.set(d,d,d);return this.clamp(a,b)}}(),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){var b=this.length();0!==b&&a!==b&&this.multiplyscalar(a/b);return this},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;return this},lerpvectors:function(a,b,c){this.subvectors(b,a).multiplyscalar(c).add(a);return this},cross:function(a,b){if(void 0!==b)return three.warn("three.vector3: .cross() now only accepts one argument. use .crossvectors( a, b ) instead."),this.crossvectors(a,b);var c=this.x,d=this.y,e=this.z;this.x=d*a.z-e*a.y;this.y=
e*a.x-c*a.z;this.z=c*a.y-d*a.x;return this},crossvectors:function(a,b){var c=a.x,d=a.y,e=a.z,f=b.x,g=b.y,h=b.z;this.x=d*h-e*g;this.y=e*f-c*h;this.z=c*g-d*f;return this},projectonvector:function(){var a,b;return function(c){void 0===a&&(a=new three.vector3);a.copy(c).normalize();b=this.dot(a);return this.copy(a).multiplyscalar(b)}}(),projectonplane:function(){var a;return function(b){void 0===a&&(a=new three.vector3);a.copy(this).projectonvector(b);return this.sub(a)}}(),reflect:function(){var a;return function(b){void 0===
a&&(a=new three.vector3);return this.sub(a.copy(b).multiplyscalar(2*this.dot(b)))}}(),angleto:function(a){a=this.dot(a)/(this.length()*a.length());return math.acos(three.math.clamp(a,-1,1))},distanceto:function(a){return math.sqrt(this.distancetosquared(a))},distancetosquared:function(a){var b=this.x-a.x,c=this.y-a.y;a=this.z-a.z;return b*b+c*c+a*a},seteulerfromrotationmatrix:function(a,b){three.error("three.vector3: .seteulerfromrotationmatrix() has been removed. use euler.setfromrotationmatrix() instead.")},
seteulerfromquaternion:function(a,b){three.error("three.vector3: .seteulerfromquaternion() has been removed. use euler.setfromquaternion() instead.")},getpositionfrommatrix:function(a){three.warn("three.vector3: .getpositionfrommatrix() has been renamed to .setfrommatrixposition().");return this.setfrommatrixposition(a)},getscalefrommatrix:function(a){three.warn("three.vector3: .getscalefrommatrix() has been renamed to .setfrommatrixscale().");return this.setfrommatrixscale(a)},getcolumnfrommatrix:function(a,
b){three.warn("three.vector3: .getcolumnfrommatrix() has been renamed to .setfrommatrixcolumn().");return this.setfrommatrixcolumn(a,b)},setfrommatrixposition:function(a){this.x=a.elements[12];this.y=a.elements[13];this.z=a.elements[14];return this},setfrommatrixscale:function(a){var b=this.set(a.elements[0],a.elements[1],a.elements[2]).length(),c=this.set(a.elements[4],a.elements[5],a.elements[6]).length();a=this.set(a.elements[8],a.elements[9],a.elements[10]).length();this.x=b;this.y=c;this.z=a;
return this},setfrommatrixcolumn:function(a,b){var c=4*a,d=b.elements;this.x=d[c];this.y=d[c+1];this.z=d[c+2];return this},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z},fromarray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];this.z=a[b+2];return this},toarray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;a[b+2]=this.z;return a},fromattribute:function(a,b,c){void 0===c&&(c=0);b=b*a.itemsize+c;this.x=a.array[b];this.y=a.array[b+1];this.z=
a.array[b+2];return this},clone:function(){return new three.vector3(this.x,this.y,this.z)}};three.vector4=function(a,b,c,d){this.x=a||0;this.y=b||0;this.z=c||0;this.w=void 0!==d?d:1};
three.vector4.prototype={constructor:three.vector4,set:function(a,b,c,d){this.x=a;this.y=b;this.z=c;this.w=d;return this},setx:function(a){this.x=a;return this},sety:function(a){this.y=a;return this},setz:function(a){this.z=a;return this},setw:function(a){this.w=a;return this},setcomponent:function(a,b){switch(a){case 0:this.x=b;break;case 1:this.y=b;break;case 2:this.z=b;break;case 3:this.w=b;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;case 2:return this.z;case 3:return this.w;default:throw error("index is out of range: "+a);}},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,b){if(void 0!==b)return three.warn("three.vector4: .add() now only accepts one argument. use .addvectors( a, b ) instead."),this.addvectors(a,b);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,
b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;this.w=a.w+b.w;return this},sub:function(a,b){if(void 0!==b)return three.warn("three.vector4: .sub() now only accepts one argument. use .subvectors( a, b ) instead."),this.subvectors(a,b);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,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;this.w=a.w-b.w;return this},multiplyscalar:function(a){this.x*=
a;this.y*=a;this.z*=a;this.w*=a;return this},applymatrix4:function(a){var b=this.x,c=this.y,d=this.z,e=this.w;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d+a[12]*e;this.y=a[1]*b+a[5]*c+a[9]*d+a[13]*e;this.z=a[2]*b+a[6]*c+a[10]*d+a[14]*e;this.w=a[3]*b+a[7]*c+a[11]*d+a[15]*e;return this},dividescalar:function(a){0!==a?(a=1/a,this.x*=a,this.y*=a,this.z*=a,this.w*=a):(this.z=this.y=this.x=0,this.w=1);return this},setaxisanglefromquaternion:function(a){this.w=2*math.acos(a.w);var b=math.sqrt(1-a.w*a.w);1e-4>
b?(this.x=1,this.z=this.y=0):(this.x=a.x/b,this.y=a.y/b,this.z=a.z/b);return this},setaxisanglefromrotationmatrix:function(a){var b,c,d;a=a.elements;var e=a[0];d=a[4];var f=a[8],g=a[1],h=a[5],k=a[9];c=a[2];b=a[6];var l=a[10];if(.01>math.abs(d-g)&&.01>math.abs(f-c)&&.01>math.abs(k-b)){if(.1>math.abs(d+g)&&.1>math.abs(f+c)&&.1>math.abs(k+b)&&.1>math.abs(e+h+l-3))return this.set(1,0,0,0),this;a=math.pi;e=(e+1)/2;h=(h+1)/2;l=(l+1)/2;d=(d+g)/4;f=(f+c)/4;k=(k+b)/4;e>h&&e>l?.01>e?(b=0,d=c=.707106781):(b=
math.sqrt(e),c=d/b,d=f/b):h>l?.01>h?(b=.707106781,c=0,d=.707106781):(c=math.sqrt(h),b=d/c,d=k/c):.01>l?(c=b=.707106781,d=0):(d=math.sqrt(l),b=f/d,c=k/d);this.set(b,c,d,a);return this}a=math.sqrt((b-k)*(b-k)+(f-c)*(f-c)+(g-d)*(g-d));.001>math.abs(a)&&(a=1);this.x=(b-k)/a;this.y=(f-c)/a;this.z=(g-d)/a;this.w=math.acos((e+h+l-1)/2);return this},min:function(a){this.x>a.x&&(this.x=a.x);this.y>a.y&&(this.y=a.y);this.z>a.z&&(this.z=a.z);this.w>a.w&&(this.w=a.w);return this},max:function(a){this.x<a.x&&
(this.x=a.x);this.y<a.y&&(this.y=a.y);this.z<a.z&&(this.z=a.z);this.w<a.w&&(this.w=a.w);return this},clamp:function(a,b){this.x<a.x?this.x=a.x:this.x>b.x&&(this.x=b.x);this.y<a.y?this.y=a.y:this.y>b.y&&(this.y=b.y);this.z<a.z?this.z=a.z:this.z>b.z&&(this.z=b.z);this.w<a.w?this.w=a.w:this.w>b.w&&(this.w=b.w);return this},clampscalar:function(){var a,b;return function(c,d){void 0===a&&(a=new three.vector4,b=new three.vector4);a.set(c,c,c,c);b.set(d,d,d,d);return this.clamp(a,b)}}(),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){var b=this.length();0!==b&&a!==b&&this.multiplyscalar(a/b);return this},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;this.w+=(a.w-this.w)*b;return this},lerpvectors:function(a,b,c){this.subvectors(b,a).multiplyscalar(c).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,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];this.z=a[b+2];this.w=a[b+3];return this},toarray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;a[b+2]=this.z;a[b+3]=this.w;return a},fromattribute:function(a,b,c){void 0===c&&(c=0);b=b*a.itemsize+c;this.x=a.array[b];this.y=a.array[b+1];this.z=a.array[b+2];this.w=a.array[b+3];return this},clone:function(){return new three.vector4(this.x,this.y,this.z,this.w)}};
three.euler=function(a,b,c,d){this._x=a||0;this._y=b||0;this._z=c||0;this._order=d||three.euler.defaultorder};three.euler.rotationorders="xyz yzx zxy xzy yxz zyx".split(" ");three.euler.defaultorder="xyz";
three.euler.prototype={constructor:three.euler,_x:0,_y:0,_z:0,_order:three.euler.defaultorder,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,b,c,d){this._x=a;this._y=b;this._z=c;this._order=d||this._order;this.onchangecallback();return this},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,b,c){var d=three.math.clamp,e=a.elements;a=e[0];var f=e[4],g=e[8],h=e[1],k=e[5],l=e[9],p=e[2],q=e[6],e=e[10];b=b||this._order;"xyz"===b?(this._y=math.asin(d(g,-1,1)),.99999>math.abs(g)?(this._x=math.atan2(-l,e),this._z=math.atan2(-f,a)):(this._x=math.atan2(q,k),this._z=0)):"yxz"===b?(this._x=math.asin(-d(l,-1,1)),.99999>math.abs(l)?(this._y=math.atan2(g,e),this._z=math.atan2(h,
k)):(this._y=math.atan2(-p,a),this._z=0)):"zxy"===b?(this._x=math.asin(d(q,-1,1)),.99999>math.abs(q)?(this._y=math.atan2(-p,e),this._z=math.atan2(-f,k)):(this._y=0,this._z=math.atan2(h,a))):"zyx"===b?(this._y=math.asin(-d(p,-1,1)),.99999>math.abs(p)?(this._x=math.atan2(q,e),this._z=math.atan2(h,a)):(this._x=0,this._z=math.atan2(-f,k))):"yzx"===b?(this._z=math.asin(d(h,-1,1)),.99999>math.abs(h)?(this._x=math.atan2(-l,k),this._y=math.atan2(-p,a)):(this._x=0,this._y=math.atan2(g,e))):"xzy"===b?(this._z=
math.asin(-d(f,-1,1)),.99999>math.abs(f)?(this._x=math.atan2(q,k),this._y=math.atan2(g,a)):(this._x=math.atan2(-l,e),this._y=0)):three.warn("three.euler: .setfromrotationmatrix() given unsupported order: "+b);this._order=b;if(!1!==c)this.onchangecallback();return this},setfromquaternion:function(){var a;return function(b,c,d){void 0===a&&(a=new three.matrix4);a.makerotationfromquaternion(b);this.setfromrotationmatrix(a,c,d);return this}}(),setfromvector3:function(a,b){return this.set(a.x,a.y,a.z,
b||this._order)},reorder:function(){var a=new three.quaternion;return function(b){a.setfromeuler(this);this.setfromquaternion(a,b)}}(),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,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=this._y;a[b+2]=this._z;a[b+3]=this._order;return a},tovector3:function(a){return a?
a.set(this._x,this._y,this._z):new three.vector3(this._x,this._y,this._z)},onchange:function(a){this.onchangecallback=a;return this},onchangecallback:function(){},clone:function(){return new three.euler(this._x,this._y,this._z,this._order)}};three.line3=function(a,b){this.start=void 0!==a?a:new three.vector3;this.end=void 0!==b?b:new three.vector3};
three.line3.prototype={constructor:three.line3,set:function(a,b){this.start.copy(a);this.end.copy(b);return this},copy:function(a){this.start.copy(a.start);this.end.copy(a.end);return this},center:function(a){return(a||new three.vector3).addvectors(this.start,this.end).multiplyscalar(.5)},delta:function(a){return(a||new three.vector3).subvectors(this.end,this.start)},distancesq:function(){return this.start.distancetosquared(this.end)},distance:function(){return this.start.distanceto(this.end)},at:function(a,
b){var c=b||new three.vector3;return this.delta(c).multiplyscalar(a).add(this.start)},closestpointtopointparameter:function(){var a=new three.vector3,b=new three.vector3;return function(c,d){a.subvectors(c,this.start);b.subvectors(this.end,this.start);var e=b.dot(b),e=b.dot(a)/e;d&&(e=three.math.clamp(e,0,1));return e}}(),closestpointtopoint:function(a,b,c){a=this.closestpointtopointparameter(a,b);c=c||new three.vector3;return this.delta(c).multiplyscalar(a).add(this.start)},applymatrix4:function(a){this.start.applymatrix4(a);
this.end.applymatrix4(a);return this},equals:function(a){return a.start.equals(this.start)&&a.end.equals(this.end)},clone:function(){return(new three.line3).copy(this)}};three.box2=function(a,b){this.min=void 0!==a?a:new three.vector2(infinity,infinity);this.max=void 0!==b?b:new three.vector2(-infinity,-infinity)};
three.box2.prototype={constructor:three.box2,set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setfrompoints:function(a){this.makeempty();for(var b=0,c=a.length;b<c;b++)this.expandbypoint(a[b]);return this},setfromcenterandsize:function(){var a=new three.vector2;return function(b,c){var d=a.copy(c).multiplyscalar(.5);this.min.copy(b).sub(d);this.max.copy(b).add(d);return 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},empty:function(){return this.max.x<this.min.x||this.max.y<this.min.y},center:function(a){return(a||new three.vector2).addvectors(this.min,this.max).multiplyscalar(.5)},size:function(a){return(a||new three.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,b){return(b||new three.vector2).set((a.x-this.min.x)/(this.max.x-this.min.x),(a.y-this.min.y)/(this.max.y-this.min.y))},isintersectionbox: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,b){return(b||new three.vector2).copy(a).clamp(this.min,this.max)},distancetopoint:function(){var a=new three.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)},clone:function(){return(new three.box2).copy(this)}};three.box3=function(a,b){this.min=void 0!==a?a:new three.vector3(infinity,infinity,infinity);this.max=void 0!==b?b:new three.vector3(-infinity,-infinity,-infinity)};
three.box3.prototype={constructor:three.box3,set:function(a,b){this.min.copy(a);this.max.copy(b);return this},setfrompoints:function(a){this.makeempty();for(var b=0,c=a.length;b<c;b++)this.expandbypoint(a[b]);return this},setfromcenterandsize:function(){var a=new three.vector3;return function(b,c){var d=a.copy(c).multiplyscalar(.5);this.min.copy(b).sub(d);this.max.copy(b).add(d);return this}}(),setfromobject:function(){var a=new three.vector3;return function(b){var c=this;b.updatematrixworld(!0);
this.makeempty();b.traverse(function(b){var e=b.geometry;if(void 0!==e)if(e instanceof three.geometry)for(var f=e.vertices,e=0,g=f.length;e<g;e++)a.copy(f[e]),a.applymatrix4(b.matrixworld),c.expandbypoint(a);else if(e instanceof three.buffergeometry&&void 0!==e.attributes.position)for(f=e.attributes.position.array,e=0,g=f.length;e<g;e+=3)a.set(f[e],f[e+1],f[e+2]),a.applymatrix4(b.matrixworld),c.expandbypoint(a)});return 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},empty: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 three.vector3).addvectors(this.min,this.max).multiplyscalar(.5)},size:function(a){return(a||new three.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);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||a.z<this.min.z||a.z>this.max.z?!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&&this.min.z<=a.min.z&&a.max.z<=this.max.z?!0:!1},getparameter:function(a,b){return(b||new three.vector3).set((a.x-this.min.x)/(this.max.x-
this.min.x),(a.y-this.min.y)/(this.max.y-this.min.y),(a.z-this.min.z)/(this.max.z-this.min.z))},isintersectionbox: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||a.max.z<this.min.z||a.min.z>this.max.z?!1:!0},clamppoint:function(a,b){return(b||new three.vector3).copy(a).clamp(this.min,this.max)},distancetopoint:function(){var a=new three.vector3;return function(b){return a.copy(b).clamp(this.min,this.max).sub(b).length()}}(),getboundingsphere:function(){var a=
new three.vector3;return function(b){b=b||new three.sphere;b.center=this.center();b.radius=.5*this.size(a).length();return b}}(),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},applymatrix4:function(){var a=[new three.vector3,new three.vector3,new three.vector3,new three.vector3,new three.vector3,new three.vector3,new three.vector3,new three.vector3];return function(b){a[0].set(this.min.x,this.min.y,
this.min.z).applymatrix4(b);a[1].set(this.min.x,this.min.y,this.max.z).applymatrix4(b);a[2].set(this.min.x,this.max.y,this.min.z).applymatrix4(b);a[3].set(this.min.x,this.max.y,this.max.z).applymatrix4(b);a[4].set(this.max.x,this.min.y,this.min.z).applymatrix4(b);a[5].set(this.max.x,this.min.y,this.max.z).applymatrix4(b);a[6].set(this.max.x,this.max.y,this.min.z).applymatrix4(b);a[7].set(this.max.x,this.max.y,this.max.z).applymatrix4(b);this.makeempty();this.setfrompoints(a);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)},clone:function(){return(new three.box3).copy(this)}};three.matrix3=function(){this.elements=new float32array([1,0,0,0,1,0,0,0,1]);0<arguments.length&&three.error("three.matrix3: the constructor no longer reads arguments. use .set() instead.")};
three.matrix3.prototype={constructor:three.matrix3,set:function(a,b,c,d,e,f,g,h,k){var l=this.elements;l[0]=a;l[3]=b;l[6]=c;l[1]=d;l[4]=e;l[7]=f;l[2]=g;l[5]=h;l[8]=k;return this},identity:function(){this.set(1,0,0,0,1,0,0,0,1);return this},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},multiplyvector3:function(a){three.warn("three.matrix3: .multiplyvector3() has been removed. use vector.applymatrix3( matrix ) instead.");return a.applymatrix3(this)},
multiplyvector3array:function(a){three.warn("three.matrix3: .multiplyvector3array() has been renamed. use matrix.applytovector3array( array ) instead.");return this.applytovector3array(a)},applytovector3array:function(){var a=new three.vector3;return function(b,c,d){void 0===c&&(c=0);void 0===d&&(d=b.length);for(var e=0;e<d;e+=3,c+=3)a.x=b[c],a.y=b[c+1],a.z=b[c+2],a.applymatrix3(this),b[c]=a.x,b[c+1]=a.y,b[c+2]=a.z;return b}}(),multiplyscalar:function(a){var b=this.elements;b[0]*=a;b[3]*=a;b[6]*=
a;b[1]*=a;b[4]*=a;b[7]*=a;b[2]*=a;b[5]*=a;b[8]*=a;return this},determinant:function(){var a=this.elements,b=a[0],c=a[1],d=a[2],e=a[3],f=a[4],g=a[5],h=a[6],k=a[7],a=a[8];return b*f*a-b*g*k-c*e*a+c*g*h+d*e*k-d*f*h},getinverse:function(a,b){var c=a.elements,d=this.elements;d[0]=c[10]*c[5]-c[6]*c[9];d[1]=-c[10]*c[1]+c[2]*c[9];d[2]=c[6]*c[1]-c[2]*c[5];d[3]=-c[10]*c[4]+c[6]*c[8];d[4]=c[10]*c[0]-c[2]*c[8];d[5]=-c[6]*c[0]+c[2]*c[4];d[6]=c[9]*c[4]-c[5]*c[8];d[7]=-c[9]*c[0]+c[1]*c[8];d[8]=c[5]*c[0]-c[1]*c[4];
c=c[0]*d[0]+c[1]*d[3]+c[2]*d[6];if(0===c){if(b)throw error("matrix3.getinverse(): can't invert matrix, determinant is 0");three.warn("matrix3.getinverse(): can't invert matrix, determinant is 0");this.identity();return this}this.multiplyscalar(1/c);return this},transpose:function(){var a,b=this.elements;a=b[1];b[1]=b[3];b[3]=a;a=b[2];b[2]=b[6];b[6]=a;a=b[5];b[5]=b[7];b[7]=a;return this},flattentoarrayoffset:function(a,b){var c=this.elements;a[b]=c[0];a[b+1]=c[1];a[b+2]=c[2];a[b+3]=c[3];a[b+4]=c[4];
a[b+5]=c[5];a[b+6]=c[6];a[b+7]=c[7];a[b+8]=c[8];return a},getnormalmatrix:function(a){this.getinverse(a).transpose();return this},transposeintoarray:function(a){var b=this.elements;a[0]=b[0];a[1]=b[3];a[2]=b[6];a[3]=b[1];a[4]=b[4];a[5]=b[7];a[6]=b[2];a[7]=b[5];a[8]=b[8];return this},fromarray:function(a){this.elements.set(a);return this},toarray:function(){var a=this.elements;return[a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]]},clone:function(){return(new three.matrix3).fromarray(this.elements)}};
three.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&&three.error("three.matrix4: the constructor no longer reads arguments. use .set() instead.")};
three.matrix4.prototype={constructor:three.matrix4,set:function(a,b,c,d,e,f,g,h,k,l,p,q,n,t,r,s){var u=this.elements;u[0]=a;u[4]=b;u[8]=c;u[12]=d;u[1]=e;u[5]=f;u[9]=g;u[13]=h;u[2]=k;u[6]=l;u[10]=p;u[14]=q;u[3]=n;u[7]=t;u[11]=r;u[15]=s;return this},identity:function(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},copy:function(a){this.elements.set(a.elements);return this},extractposition:function(a){three.warn("three.matrix4: .extractposition() has been renamed to .copyposition().");return this.copyposition(a)},
copyposition:function(a){var b=this.elements;a=a.elements;b[12]=a[12];b[13]=a[13];b[14]=a[14];return this},extractbasis:function(a,b,c){var d=this.elements;a.set(d[0],d[1],d[2]);b.set(d[4],d[5],d[6]);c.set(d[8],d[9],d[10]);return this},makebasis:function(a,b,c){this.set(a.x,b.x,c.x,0,a.y,b.y,c.y,0,a.z,b.z,c.z,0,0,0,0,1);return this},extractrotation:function(){var a=new three.vector3;return function(b){var c=this.elements;b=b.elements;var d=1/a.set(b[0],b[1],b[2]).length(),e=1/a.set(b[4],b[5],b[6]).length(),
f=1/a.set(b[8],b[9],b[10]).length();c[0]=b[0]*d;c[1]=b[1]*d;c[2]=b[2]*d;c[4]=b[4]*e;c[5]=b[5]*e;c[6]=b[6]*e;c[8]=b[8]*f;c[9]=b[9]*f;c[10]=b[10]*f;return this}}(),makerotationfromeuler:function(a){!1===a instanceof three.euler&&three.error("three.matrix: .makerotationfromeuler() now expects a euler rotation rather than a vector3 and order.");var b=this.elements,c=a.x,d=a.y,e=a.z,f=math.cos(c),c=math.sin(c),g=math.cos(d),d=math.sin(d),h=math.cos(e),e=math.sin(e);if("xyz"===a.order){a=f*h;var k=f*e,
l=c*h,p=c*e;b[0]=g*h;b[4]=-g*e;b[8]=d;b[1]=k+l*d;b[5]=a-p*d;b[9]=-c*g;b[2]=p-a*d;b[6]=l+k*d;b[10]=f*g}else"yxz"===a.order?(a=g*h,k=g*e,l=d*h,p=d*e,b[0]=a+p*c,b[4]=l*c-k,b[8]=f*d,b[1]=f*e,b[5]=f*h,b[9]=-c,b[2]=k*c-l,b[6]=p+a*c,b[10]=f*g):"zxy"===a.order?(a=g*h,k=g*e,l=d*h,p=d*e,b[0]=a-p*c,b[4]=-f*e,b[8]=l+k*c,b[1]=k+l*c,b[5]=f*h,b[9]=p-a*c,b[2]=-f*d,b[6]=c,b[10]=f*g):"zyx"===a.order?(a=f*h,k=f*e,l=c*h,p=c*e,b[0]=g*h,b[4]=l*d-k,b[8]=a*d+p,b[1]=g*e,b[5]=p*d+a,b[9]=k*d-l,b[2]=-d,b[6]=c*g,b[10]=f*g):"yzx"===
a.order?(a=f*g,k=f*d,l=c*g,p=c*d,b[0]=g*h,b[4]=p-a*e,b[8]=l*e+k,b[1]=e,b[5]=f*h,b[9]=-c*h,b[2]=-d*h,b[6]=k*e+l,b[10]=a-p*e):"xzy"===a.order&&(a=f*g,k=f*d,l=c*g,p=c*d,b[0]=g*h,b[4]=-e,b[8]=d*h,b[1]=a*e+p,b[5]=f*h,b[9]=k*e-l,b[2]=l*e-k,b[6]=c*h,b[10]=p*e+a);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},setrotationfromquaternion:function(a){three.warn("three.matrix4: .setrotationfromquaternion() has been renamed to .makerotationfromquaternion().");return this.makerotationfromquaternion(a)},
makerotationfromquaternion:function(a){var b=this.elements,c=a.x,d=a.y,e=a.z,f=a.w,g=c+c,h=d+d,k=e+e;a=c*g;var l=c*h,c=c*k,p=d*h,d=d*k,e=e*k,g=f*g,h=f*h,f=f*k;b[0]=1-(p+e);b[4]=l-f;b[8]=c+h;b[1]=l+f;b[5]=1-(a+e);b[9]=d-g;b[2]=c-h;b[6]=d+g;b[10]=1-(a+p);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},lookat:function(){var a=new three.vector3,b=new three.vector3,c=new three.vector3;return function(d,e,f){var g=this.elements;c.subvectors(d,e).normalize();0===c.length()&&(c.z=1);a.crossvectors(f,
c).normalize();0===a.length()&&(c.x+=1e-4,a.crossvectors(f,c).normalize());b.crossvectors(c,a);g[0]=a.x;g[4]=b.x;g[8]=c.x;g[1]=a.y;g[5]=b.y;g[9]=c.y;g[2]=a.z;g[6]=b.z;g[10]=c.z;return this}}(),multiply:function(a,b){return void 0!==b?(three.warn("three.matrix4: .multiply() now only accepts one argument. use .multiplymatrices( a, b ) instead."),this.multiplymatrices(a,b)):this.multiplymatrices(this,a)},multiplymatrices:function(a,b){var c=a.elements,d=b.elements,e=this.elements,f=c[0],g=c[4],h=c[8],
k=c[12],l=c[1],p=c[5],q=c[9],n=c[13],t=c[2],r=c[6],s=c[10],u=c[14],v=c[3],x=c[7],d=c[11],c=c[15],w=d[0],y=d[4],a=d[8],e=d[12],g=d[1],f=d[5],z=d[9],i=d[13],u=d[2],m=d[6],h=d[10],l=d[14],p=d[3],n=d[7],r=d[11],d=d[15];e[0]=f*w+g*g+h*u+k*p;e[4]=f*y+g*f+h*m+k*n;e[8]=f*a+g*z+h*h+k*r;e[12]=f*e+g*i+h*l+k*d;e[1]=l*w+p*g+q*u+n*p;e[5]=l*y+p*f+q*m+n*n;e[9]=l*a+p*z+q*h+n*r;e[13]=l*e+p*i+q*l+n*d;e[2]=t*w+r*g+s*u+u*p;e[6]=t*y+r*f+s*m+u*n;e[10]=t*a+r*z+s*h+u*r;e[14]=t*e+r*i+s*l+u*d;e[3]=v*w+x*g+d*u+c*p;e[7]=v*y+
x*f+d*m+c*n;e[11]=v*a+x*z+d*h+c*r;e[15]=v*e+x*i+d*l+c*d;return this},multiplytoarray:function(a,b,c){var d=this.elements;this.multiplymatrices(a,b);c[0]=d[0];c[1]=d[1];c[2]=d[2];c[3]=d[3];c[4]=d[4];c[5]=d[5];c[6]=d[6];c[7]=d[7];c[8]=d[8];c[9]=d[9];c[10]=d[10];c[11]=d[11];c[12]=d[12];c[13]=d[13];c[14]=d[14];c[15]=d[15];return this},multiplyscalar:function(a){var b=this.elements;b[0]*=a;b[4]*=a;b[8]*=a;b[12]*=a;b[1]*=a;b[5]*=a;b[9]*=a;b[13]*=a;b[2]*=a;b[6]*=a;b[10]*=a;b[14]*=a;b[3]*=a;b[7]*=a;b[11]*=
a;b[15]*=a;return this},multiplyvector3:function(a){three.warn("three.matrix4: .multiplyvector3() has been removed. use vector.applymatrix4( matrix ) or vector.applyprojection( matrix ) instead.");return a.applyprojection(this)},multiplyvector4:function(a){three.warn("three.matrix4: .multiplyvector4() has been removed. use vector.applymatrix4( matrix ) instead.");return a.applymatrix4(this)},multiplyvector3array:function(a){three.warn("three.matrix4: .multiplyvector3array() has been renamed. use matrix.applytovector3array( array ) instead.");
return this.applytovector3array(a)},applytovector3array:function(){var a=new three.vector3;return function(b,c,d){void 0===c&&(c=0);void 0===d&&(d=b.length);for(var e=0;e<d;e+=3,c+=3)a.x=b[c],a.y=b[c+1],a.z=b[c+2],a.applymatrix4(this),b[c]=a.x,b[c+1]=a.y,b[c+2]=a.z;return b}}(),rotateaxis:function(a){three.warn("three.matrix4: .rotateaxis() has been removed. use vector3.transformdirection( matrix ) instead.");a.transformdirection(this)},crossvector:function(a){three.warn("three.matrix4: .crossvector() has been removed. use vector.applymatrix4( matrix ) instead.");
return a.applymatrix4(this)},determinant:function(){var a=this.elements,b=a[0],c=a[4],d=a[8],e=a[12],f=a[1],g=a[5],h=a[9],k=a[13],l=a[2],p=a[6],q=a[10],n=a[14];return a[3]*(+e*h*p-d*k*p-e*g*q+c*k*q+d*g*n-c*h*n)+a[7]*(+b*h*n-b*k*q+e*f*q-d*f*n+d*k*l-e*h*l)+a[11]*(+b*k*p-b*g*n-e*f*p+c*f*n+e*g*l-c*k*l)+a[15]*(-d*g*l-b*h*p+b*g*q+d*f*p-c*f*q+c*h*l)},transpose:function(){var a=this.elements,b;b=a[1];a[1]=a[4];a[4]=b;b=a[2];a[2]=a[8];a[8]=b;b=a[6];a[6]=a[9];a[9]=b;b=a[3];a[3]=a[12];a[12]=b;b=a[7];a[7]=a[13];
a[13]=b;b=a[11];a[11]=a[14];a[14]=b;return this},flattentoarrayoffset:function(a,b){var c=this.elements;a[b]=c[0];a[b+1]=c[1];a[b+2]=c[2];a[b+3]=c[3];a[b+4]=c[4];a[b+5]=c[5];a[b+6]=c[6];a[b+7]=c[7];a[b+8]=c[8];a[b+9]=c[9];a[b+10]=c[10];a[b+11]=c[11];a[b+12]=c[12];a[b+13]=c[13];a[b+14]=c[14];a[b+15]=c[15];return a},getposition:function(){var a=new three.vector3;return function(){three.warn("three.matrix4: .getposition() has been removed. use vector3.setfrommatrixposition( matrix ) instead.");var b=
this.elements;return a.set(b[12],b[13],b[14])}}(),setposition:function(a){var b=this.elements;b[12]=a.x;b[13]=a.y;b[14]=a.z;return this},getinverse:function(a,b){var c=this.elements,d=a.elements,e=d[0],f=d[4],g=d[8],h=d[12],k=d[1],l=d[5],p=d[9],q=d[13],n=d[2],t=d[6],r=d[10],s=d[14],u=d[3],v=d[7],x=d[11],d=d[15];c[0]=p*s*v-q*r*v+q*t*x-l*s*x-p*t*d+l*r*d;c[4]=h*r*v-g*s*v-h*t*x+f*s*x+g*t*d-f*r*d;c[8]=g*q*v-h*p*v+h*l*x-f*q*x-g*l*d+f*p*d;c[12]=h*p*t-g*q*t-h*l*r+f*q*r+g*l*s-f*p*s;c[1]=q*r*u-p*s*u-q*n*x+
k*s*x+p*n*d-k*r*d;c[5]=g*s*u-h*r*u+h*n*x-e*s*x-g*n*d+e*r*d;c[9]=h*p*u-g*q*u-h*k*x+e*q*x+g*k*d-e*p*d;c[13]=g*q*n-h*p*n+h*k*r-e*q*r-g*k*s+e*p*s;c[2]=l*s*u-q*t*u+q*n*v-k*s*v-l*n*d+k*t*d;c[6]=h*t*u-f*s*u-h*n*v+e*s*v+f*n*d-e*t*d;c[10]=f*q*u-h*l*u+h*k*v-e*q*v-f*k*d+e*l*d;c[14]=h*l*n-f*q*n-h*k*t+e*q*t+f*k*s-e*l*s;c[3]=p*t*u-l*r*u-p*n*v+k*r*v+l*n*x-k*t*x;c[7]=f*r*u-g*t*u+g*n*v-e*r*v-f*n*x+e*t*x;c[11]=g*l*u-f*p*u-g*k*v+e*p*v+f*k*x-e*l*x;c[15]=f*p*n-g*l*n+g*k*t-e*p*t-f*k*r+e*l*r;c=e*c[0]+k*c[4]+n*c[8]+u*c[12];
if(0==c){if(b)throw error("three.matrix4.getinverse(): can't invert matrix, determinant is 0");three.warn("three.matrix4.getinverse(): can't invert matrix, determinant is 0");this.identity();return this}this.multiplyscalar(1/c);return this},translate:function(a){three.error("three.matrix4: .translate() has been removed.")},rotatex:function(a){three.error("three.matrix4: .rotatex() has been removed.")},rotatey:function(a){three.error("three.matrix4: .rotatey() has been removed.")},rotatez:function(a){three.error("three.matrix4: .rotatez() has been removed.")},
rotatebyaxis:function(a,b){three.error("three.matrix4: .rotatebyaxis() has been removed.")},scale:function(a){var b=this.elements,c=a.x,d=a.y;a=a.z;b[0]*=c;b[4]*=d;b[8]*=a;b[1]*=c;b[5]*=d;b[9]*=a;b[2]*=c;b[6]*=d;b[10]*=a;b[3]*=c;b[7]*=d;b[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],math.max(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,b,c){this.set(1,0,0,a,0,1,0,b,0,0,1,
c,0,0,0,1);return this},makerotationx:function(a){var b=math.cos(a);a=math.sin(a);this.set(1,0,0,0,0,b,-a,0,0,a,b,0,0,0,0,1);return this},makerotationy:function(a){var b=math.cos(a);a=math.sin(a);this.set(b,0,a,0,0,1,0,0,-a,0,b,0,0,0,0,1);return this},makerotationz:function(a){var b=math.cos(a);a=math.sin(a);this.set(b,-a,0,0,a,b,0,0,0,0,1,0,0,0,0,1);return this},makerotationaxis:function(a,b){var c=math.cos(b),d=math.sin(b),e=1-c,f=a.x,g=a.y,h=a.z,k=e*f,l=e*g;this.set(k*f+c,k*g-d*h,k*h+d*g,0,k*g+
d*h,l*g+c,l*h-d*f,0,k*h-d*g,l*h+d*f,e*h*h+c,0,0,0,0,1);return this},makescale:function(a,b,c){this.set(a,0,0,0,0,b,0,0,0,0,c,0,0,0,0,1);return this},compose:function(a,b,c){this.makerotationfromquaternion(b);this.scale(c);this.setposition(a);return this},decompose:function(){var a=new three.vector3,b=new three.matrix4;return function(c,d,e){var f=this.elements,g=a.set(f[0],f[1],f[2]).length(),h=a.set(f[4],f[5],f[6]).length(),k=a.set(f[8],f[9],f[10]).length();0>this.determinant()&&(g=-g);c.x=f[12];
c.y=f[13];c.z=f[14];b.elements.set(this.elements);c=1/g;var f=1/h,l=1/k;b.elements[0]*=c;b.elements[1]*=c;b.elements[2]*=c;b.elements[4]*=f;b.elements[5]*=f;b.elements[6]*=f;b.elements[8]*=l;b.elements[9]*=l;b.elements[10]*=l;d.setfromrotationmatrix(b);e.x=g;e.y=h;e.z=k;return this}}(),makefrustum:function(a,b,c,d,e,f){var g=this.elements;g[0]=2*e/(b-a);g[4]=0;g[8]=(b+a)/(b-a);g[12]=0;g[1]=0;g[5]=2*e/(d-c);g[9]=(d+c)/(d-c);g[13]=0;g[2]=0;g[6]=0;g[10]=-(f+e)/(f-e);g[14]=-2*f*e/(f-e);g[3]=0;g[7]=0;
g[11]=-1;g[15]=0;return this},makeperspective:function(a,b,c,d){a=c*math.tan(three.math.degtorad(.5*a));var e=-a;return this.makefrustum(e*b,a*b,e,a,c,d)},makeorthographic:function(a,b,c,d,e,f){var g=this.elements,h=b-a,k=c-d,l=f-e;g[0]=2/h;g[4]=0;g[8]=0;g[12]=-((b+a)/h);g[1]=0;g[5]=2/k;g[9]=0;g[13]=-((c+d)/k);g[2]=0;g[6]=0;g[10]=-2/l;g[14]=-((f+e)/l);g[3]=0;g[7]=0;g[11]=0;g[15]=1;return this},fromarray:function(a){this.elements.set(a);return this},toarray:function(){var a=this.elements;return[a[0],
a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],a[10],a[11],a[12],a[13],a[14],a[15]]},clone:function(){return(new three.matrix4).fromarray(this.elements)}};three.ray=function(a,b){this.origin=void 0!==a?a:new three.vector3;this.direction=void 0!==b?b:new three.vector3};
three.ray.prototype={constructor:three.ray,set:function(a,b){this.origin.copy(a);this.direction.copy(b);return this},copy:function(a){this.origin.copy(a.origin);this.direction.copy(a.direction);return this},at:function(a,b){return(b||new three.vector3).copy(this.direction).multiplyscalar(a).add(this.origin)},recast:function(){var a=new three.vector3;return function(b){this.origin.copy(this.at(b,a));return this}}(),closestpointtopoint:function(a,b){var c=b||new three.vector3;c.subvectors(a,this.origin);
var d=c.dot(this.direction);return 0>d?c.copy(this.origin):c.copy(this.direction).multiplyscalar(d).add(this.origin)},distancetopoint:function(){var a=new three.vector3;return function(b){var c=a.subvectors(b,this.origin).dot(this.direction);if(0>c)return this.origin.distanceto(b);a.copy(this.direction).multiplyscalar(c).add(this.origin);return a.distanceto(b)}}(),distancesqtosegment:function(){var a=new three.vector3,b=new three.vector3,c=new three.vector3;return function(d,e,f,g){a.copy(d).add(e).multiplyscalar(.5);
b.copy(e).sub(d).normalize();c.copy(this.origin).sub(a);var h=.5*d.distanceto(e),k=-this.direction.dot(b),l=c.dot(this.direction),p=-c.dot(b),q=c.lengthsq(),n=math.abs(1-k*k),t;0<n?(d=k*p-l,e=k*l-p,t=h*n,0<=d?e>=-t?e<=t?(h=1/n,d*=h,e*=h,k=d*(d+k*e+2*l)+e*(k*d+e+2*p)+q):(e=h,d=math.max(0,-(k*e+l)),k=-d*d+e*(e+2*p)+q):(e=-h,d=math.max(0,-(k*e+l)),k=-d*d+e*(e+2*p)+q):e<=-t?(d=math.max(0,-(-k*h+l)),e=0<d?-h:math.min(math.max(-h,-p),h),k=-d*d+e*(e+2*p)+q):e<=t?(d=0,e=math.min(math.max(-h,-p),h),k=e*(e+
2*p)+q):(d=math.max(0,-(k*h+l)),e=0<d?h:math.min(math.max(-h,-p),h),k=-d*d+e*(e+2*p)+q)):(e=0<k?-h:h,d=math.max(0,-(k*e+l)),k=-d*d+e*(e+2*p)+q);f&&f.copy(this.direction).multiplyscalar(d).add(this.origin);g&&g.copy(b).multiplyscalar(e).add(a);return k}}(),isintersectionsphere:function(a){return this.distancetopoint(a.center)<=a.radius},intersectsphere:function(){var a=new three.vector3;return function(b,c){a.subvectors(b.center,this.origin);var d=a.dot(this.direction),e=a.dot(a)-d*d,f=b.radius*b.radius;
if(e>f)return null;f=math.sqrt(f-e);e=d-f;d+=f;return 0>e&&0>d?null:0>e?this.at(d,c):this.at(e,c)}}(),isintersectionplane:function(a){var b=a.distancetopoint(this.origin);return 0===b||0>a.normal.dot(this.direction)*b?!0:!1},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 c=this.distancetoplane(a);return null===c?null:this.at(c,b)},
isintersectionbox:function(){var a=new three.vector3;return function(b){return null!==this.intersectbox(b,a)}}(),intersectbox:function(a,b){var c,d,e,f,g;d=1/this.direction.x;f=1/this.direction.y;g=1/this.direction.z;var h=this.origin;0<=d?(c=(a.min.x-h.x)*d,d*=a.max.x-h.x):(c=(a.max.x-h.x)*d,d*=a.min.x-h.x);0<=f?(e=(a.min.y-h.y)*f,f*=a.max.y-h.y):(e=(a.max.y-h.y)*f,f*=a.min.y-h.y);if(c>f||e>d)return null;if(e>c||c!==c)c=e;if(f<d||d!==d)d=f;0<=g?(e=(a.min.z-h.z)*g,g*=a.max.z-h.z):(e=(a.max.z-h.z)*
g,g*=a.min.z-h.z);if(c>g||e>d)return null;if(e>c||c!==c)c=e;if(g<d||d!==d)d=g;return 0>d?null:this.at(0<=c?c:d,b)},intersecttriangle:function(){var a=new three.vector3,b=new three.vector3,c=new three.vector3,d=new three.vector3;return function(e,f,g,h,k){b.subvectors(f,e);c.subvectors(g,e);d.crossvectors(b,c);f=this.direction.dot(d);if(0<f){if(h)return null;h=1}else if(0>f)h=-1,f=-f;else return null;a.subvectors(this.origin,e);e=h*this.direction.dot(c.crossvectors(a,c));if(0>e)return null;g=h*this.direction.dot(b.cross(a));
if(0>g||e+g>f)return null;e=-h*a.dot(d);return 0>e?null:this.at(e/f,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)},clone:function(){return(new three.ray).copy(this)}};three.sphere=function(a,b){this.center=void 0!==a?a:new three.vector3;this.radius=void 0!==b?b:0};
three.sphere.prototype={constructor:three.sphere,set:function(a,b){this.center.copy(a);this.radius=b;return this},setfrompoints:function(){var a=new three.box3;return function(b,c){var d=this.center;void 0!==c?d.copy(c):a.setfrompoints(b).center(d);for(var e=0,f=0,g=b.length;f<g;f++)e=math.max(e,d.distancetosquared(b[f]));this.radius=math.sqrt(e);return this}}(),copy:function(a){this.center.copy(a.center);this.radius=a.radius;return this},empty:function(){return 0>=this.radius},containspoint:function(a){return a.distancetosquared(this.center)<=
this.radius*this.radius},distancetopoint:function(a){return a.distanceto(this.center)-this.radius},intersectssphere:function(a){var b=this.radius+a.radius;return a.center.distancetosquared(this.center)<=b*b},clamppoint:function(a,b){var c=this.center.distancetosquared(a),d=b||new three.vector3;d.copy(a);c>this.radius*this.radius&&(d.sub(this.center).normalize(),d.multiplyscalar(this.radius).add(this.center));return d},getboundingbox:function(a){a=a||new three.box3;a.set(this.center,this.center);a.expandbyscalar(this.radius);
return a},applymatrix4:function(a){this.center.applymatrix4(a);this.radius*=a.getmaxscaleonaxis();return this},translate:function(a){this.center.add(a);return this},equals:function(a){return a.center.equals(this.center)&&a.radius===this.radius},clone:function(){return(new three.sphere).copy(this)}};
three.frustum=function(a,b,c,d,e,f){this.planes=[void 0!==a?a:new three.plane,void 0!==b?b:new three.plane,void 0!==c?c:new three.plane,void 0!==d?d:new three.plane,void 0!==e?e:new three.plane,void 0!==f?f:new three.plane]};
three.frustum.prototype={constructor:three.frustum,set:function(a,b,c,d,e,f){var g=this.planes;g[0].copy(a);g[1].copy(b);g[2].copy(c);g[3].copy(d);g[4].copy(e);g[5].copy(f);return this},copy:function(a){for(var b=this.planes,c=0;6>c;c++)b[c].copy(a.planes[c]);return this},setfrommatrix:function(a){var b=this.planes,c=a.elements;a=c[0];var d=c[1],e=c[2],f=c[3],g=c[4],h=c[5],k=c[6],l=c[7],p=c[8],q=c[9],n=c[10],t=c[11],r=c[12],s=c[13],u=c[14],c=c[15];b[0].setcomponents(f-a,l-g,t-p,c-r).normalize();b[1].setcomponents(f+
a,l+g,t+p,c+r).normalize();b[2].setcomponents(f+d,l+h,t+q,c+s).normalize();b[3].setcomponents(f-d,l-h,t-q,c-s).normalize();b[4].setcomponents(f-e,l-k,t-n,c-u).normalize();b[5].setcomponents(f+e,l+k,t+n,c+u).normalize();return this},intersectsobject:function(){var a=new three.sphere;return function(b){var c=b.geometry;null===c.boundingsphere&&c.computeboundingsphere();a.copy(c.boundingsphere);a.applymatrix4(b.matrixworld);return this.intersectssphere(a)}}(),intersectssphere:function(a){var b=this.planes,
c=a.center;a=-a.radius;for(var d=0;6>d;d++)if(b[d].distancetopoint(c)<a)return!1;return!0},intersectsbox:function(){var a=new three.vector3,b=new three.vector3;return function(c){for(var d=this.planes,e=0;6>e;e++){var f=d[e];a.x=0<f.normal.x?c.min.x:c.max.x;b.x=0<f.normal.x?c.max.x:c.min.x;a.y=0<f.normal.y?c.min.y:c.max.y;b.y=0<f.normal.y?c.max.y:c.min.y;a.z=0<f.normal.z?c.min.z:c.max.z;b.z=0<f.normal.z?c.max.z:c.min.z;var g=f.distancetopoint(a),f=f.distancetopoint(b);if(0>g&&0>f)return!1}return!0}}(),
containspoint:function(a){for(var b=this.planes,c=0;6>c;c++)if(0>b[c].distancetopoint(a))return!1;return!0},clone:function(){return(new three.frustum).copy(this)}};three.plane=function(a,b){this.normal=void 0!==a?a:new three.vector3(1,0,0);this.constant=void 0!==b?b:0};
three.plane.prototype={constructor:three.plane,set:function(a,b){this.normal.copy(a);this.constant=b;return this},setcomponents:function(a,b,c,d){this.normal.set(a,b,c);this.constant=d;return this},setfromnormalandcoplanarpoint:function(a,b){this.normal.copy(a);this.constant=-b.dot(this.normal);return this},setfromcoplanarpoints:function(){var a=new three.vector3,b=new three.vector3;return function(c,d,e){d=a.subvectors(e,d).cross(b.subvectors(c,d)).normalize();this.setfromnormalandcoplanarpoint(d,
c);return this}}(),copy:function(a){this.normal.copy(a.normal);this.constant=a.constant;return this},normalize:function(){var a=1/this.normal.length();this.normal.multiplyscalar(a);this.constant*=a;return this},negate:function(){this.constant*=-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,
b){var c=this.distancetopoint(a);return(b||new three.vector3).copy(this.normal).multiplyscalar(c)},isintersectionline:function(a){var b=this.distancetopoint(a.start);a=this.distancetopoint(a.end);return 0>b&&0<a||0>a&&0<b},intersectline:function(){var a=new three.vector3;return function(b,c){var d=c||new three.vector3,e=b.delta(a),f=this.normal.dot(e);if(0==f){if(0==this.distancetopoint(b.start))return d.copy(b.start)}else return f=-(b.start.dot(this.normal)+this.constant)/f,0>f||1<f?void 0:d.copy(e).multiplyscalar(f).add(b.start)}}(),
coplanarpoint:function(a){return(a||new three.vector3).copy(this.normal).multiplyscalar(-this.constant)},applymatrix4:function(){var a=new three.vector3,b=new three.vector3,c=new three.matrix3;return function(d,e){var f=e||c.getnormalmatrix(d),f=a.copy(this.normal).applymatrix3(f),g=this.coplanarpoint(b);g.applymatrix4(d);this.setfromnormalandcoplanarpoint(f,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},clone:function(){return(new three.plane).copy(this)}};
three.math={generateuuid:function(){var a="0123456789abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz".split(""),b=array(36),c=0,d;return function(){for(var e=0;36>e;e++)8==e||13==e||18==e||23==e?b[e]="-":14==e?b[e]="4":(2>=c&&(c=33554432+16777216*math.random()|0),d=c&15,c>>=4,b[e]=a[19==e?d&3|8:d]);return b.join("")}}(),clamp:function(a,b,c){return a<b?b:a>c?c:a},clampbottom:function(a,b){return a<b?b:a},maplinear:function(a,b,c,d,e){return d+(a-b)*(e-d)/(c-b)},smoothstep:function(a,b,c){if(a<=
b)return 0;if(a>=c)return 1;a=(a-b)/(c-b);return a*a*(3-2*a)},smootherstep:function(a,b,c){if(a<=b)return 0;if(a>=c)return 1;a=(a-b)/(c-b);return a*a*a*(a*(6*a-15)+10)},random16:function(){return(65280*math.random()+255*math.random())/65535},randint:function(a,b){return math.floor(this.randfloat(a,b))},randfloat:function(a,b){return a+math.random()*(b-a)},randfloatspread:function(a){return a*(.5-math.random())},degtorad:function(){var a=math.pi/180;return function(b){return b*a}}(),radtodeg:function(){var a=
180/math.pi;return function(b){return b*a}}(),ispoweroftwo:function(a){return 0===(a&a-1)&&0!==a},nextpoweroftwo:function(a){a--;a|=a>>1;a|=a>>2;a|=a>>4;a|=a>>8;a|=a>>16;a++;return a}};
three.spline=function(a){function b(a,b,c,d,e,f,g){a=.5*(c-a);d=.5*(d-b);return(2*(b-c)+a+d)*g+(-3*(b-c)-2*a-d)*f+a*e+b}this.points=a;var c=[],d={x:0,y:0,z:0},e,f,g,h,k,l,p,q,n;this.initfromarray=function(a){this.points=[];for(var b=0;b<a.length;b++)this.points[b]={x:a[b][0],y:a[b][1],z:a[b][2]}};this.getpoint=function(a){e=(this.points.length-1)*a;f=math.floor(e);g=e-f;c[0]=0===f?f:f-1;c[1]=f;c[2]=f>this.points.length-2?this.points.length-1:f+1;c[3]=f>this.points.length-3?this.points.length-1:f+
2;l=this.points[c[0]];p=this.points[c[1]];q=this.points[c[2]];n=this.points[c[3]];h=g*g;k=g*h;d.x=b(l.x,p.x,q.x,n.x,g,h,k);d.y=b(l.y,p.y,q.y,n.y,g,h,k);d.z=b(l.z,p.z,q.z,n.z,g,h,k);return d};this.getcontrolpointsarray=function(){var a,b,c=this.points.length,d=[];for(a=0;a<c;a++)b=this.points[a],d[a]=[b.x,b.y,b.z];return d};this.getlength=function(a){var b,c,d,e=b=b=0,f=new three.vector3,g=new three.vector3,h=[],k=0;h[0]=0;a||(a=100);c=this.points.length*a;f.copy(this.points[0]);for(a=1;a<c;a++)b=
a/c,d=this.getpoint(b),g.copy(d),k+=g.distanceto(f),f.copy(d),b*=this.points.length-1,b=math.floor(b),b!=e&&(h[b]=k,e=b);h[h.length]=k;return{chunks:h,total:k}};this.reparametrizebyarclength=function(a){var b,c,d,e,f,g,h=[],k=new three.vector3,n=this.getlength();h.push(k.copy(this.points[0]).clone());for(b=1;b<this.points.length;b++){c=n.chunks[b]-n.chunks[b-1];g=math.ceil(a*c/n.total);e=(b-1)/(this.points.length-1);f=b/(this.points.length-1);for(c=1;c<g-1;c++)d=e+1/g*c*(f-e),d=this.getpoint(d),h.push(k.copy(d).clone());
h.push(k.copy(this.points[b]).clone())}this.points=h}};three.triangle=function(a,b,c){this.a=void 0!==a?a:new three.vector3;this.b=void 0!==b?b:new three.vector3;this.c=void 0!==c?c:new three.vector3};three.triangle.normal=function(){var a=new three.vector3;return function(b,c,d,e){e=e||new three.vector3;e.subvectors(d,c);a.subvectors(b,c);e.cross(a);b=e.lengthsq();return 0<b?e.multiplyscalar(1/math.sqrt(b)):e.set(0,0,0)}}();
three.triangle.barycoordfrompoint=function(){var a=new three.vector3,b=new three.vector3,c=new three.vector3;return function(d,e,f,g,h){a.subvectors(g,e);b.subvectors(f,e);c.subvectors(d,e);d=a.dot(a);e=a.dot(b);f=a.dot(c);var k=b.dot(b);g=b.dot(c);var l=d*k-e*e;h=h||new three.vector3;if(0==l)return h.set(-2,-1,-1);l=1/l;k=(k*f-e*g)*l;d=(d*g-e*f)*l;return h.set(1-k-d,d,k)}}();
three.triangle.containspoint=function(){var a=new three.vector3;return function(b,c,d,e){b=three.triangle.barycoordfrompoint(b,c,d,e,a);return 0<=b.x&&0<=b.y&&1>=b.x+b.y}}();
three.triangle.prototype={constructor:three.triangle,set:function(a,b,c){this.a.copy(a);this.b.copy(b);this.c.copy(c);return this},setfrompointsandindices:function(a,b,c,d){this.a.copy(a[b]);this.b.copy(a[c]);this.c.copy(a[d]);return 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 three.vector3,b=new three.vector3;return function(){a.subvectors(this.c,this.b);b.subvectors(this.a,this.b);return.5*a.cross(b).length()}}(),midpoint:function(a){return(a||
new three.vector3).addvectors(this.a,this.b).add(this.c).multiplyscalar(1/3)},normal:function(a){return three.triangle.normal(this.a,this.b,this.c,a)},plane:function(a){return(a||new three.plane).setfromcoplanarpoints(this.a,this.b,this.c)},barycoordfrompoint:function(a,b){return three.triangle.barycoordfrompoint(a,this.a,this.b,this.c,b)},containspoint:function(a){return three.triangle.containspoint(a,this.a,this.b,this.c)},equals:function(a){return a.a.equals(this.a)&&a.b.equals(this.b)&&a.c.equals(this.c)},
clone:function(){return(new three.triangle).copy(this)}};three.clock=function(a){this.autostart=void 0!==a?a:!0;this.elapsedtime=this.oldtime=this.starttime=0;this.running=!1};
three.clock.prototype={constructor:three.clock,start:function(){this.oldtime=this.starttime=void 0!==self.performance&&void 0!==self.performance.now?self.performance.now():date.now();this.running=!0},stop:function(){this.getelapsedtime();this.running=!1},getelapsedtime:function(){this.getdelta();return this.elapsedtime},getdelta:function(){var a=0;this.autostart&&!this.running&&this.start();if(this.running){var b=void 0!==self.performance&&void 0!==self.performance.now?self.performance.now():date.now(),
a=.001*(b-this.oldtime);this.oldtime=b;this.elapsedtime+=a}return a}};three.eventdispatcher=function(){};
three.eventdispatcher.prototype={constructor:three.eventdispatcher,apply:function(a){a.addeventlistener=three.eventdispatcher.prototype.addeventlistener;a.haseventlistener=three.eventdispatcher.prototype.haseventlistener;a.removeeventlistener=three.eventdispatcher.prototype.removeeventlistener;a.dispatchevent=three.eventdispatcher.prototype.dispatchevent},addeventlistener:function(a,b){void 0===this._listeners&&(this._listeners={});var c=this._listeners;void 0===c[a]&&(c[a]=[]);-1===c[a].indexof(b)&&
c[a].push(b)},haseventlistener:function(a,b){if(void 0===this._listeners)return!1;var c=this._listeners;return void 0!==c[a]&&-1!==c[a].indexof(b)?!0:!1},removeeventlistener:function(a,b){if(void 0!==this._listeners){var c=this._listeners[a];if(void 0!==c){var d=c.indexof(b);-1!==d&&c.splice(d,1)}}},dispatchevent:function(a){if(void 0!==this._listeners){var b=this._listeners[a.type];if(void 0!==b){a.target=this;for(var c=[],d=b.length,e=0;e<d;e++)c[e]=b[e];for(e=0;e<d;e++)c[e].call(this,a)}}}};
(function(a){a.raycaster=function(b,c,f,g){this.ray=new a.ray(b,c);this.near=f||0;this.far=g||infinity;this.params={sprite:{},mesh:{},pointcloud:{threshold:1},lod:{},line:{}}};var b=function(a,b){return a.distance-b.distance},c=function(a,b,f,g){a.raycast(b,f);if(!0===g){a=a.children;g=0;for(var h=a.length;g<h;g++)c(a[g],b,f,!0)}};a.raycaster.prototype={constructor:a.raycaster,precision:1e-4,lineprecision:1,set:function(a,b){this.ray.set(a,b)},setfromcamera:function(b,c){c instanceof a.perspectivecamera?
(this.ray.origin.copy(c.position),this.ray.direction.set(b.x,b.y,.5).unproject(c).sub(c.position).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)):a.error("three.raycaster: unsupported camera type.")},intersectobject:function(a,e){var f=[];c(a,this,f,e);f.sort(b);return f},intersectobjects:function(d,e){var f=[];if(!1===d instanceof array)return a.warn("three.raycaster.intersectobjects: objects is not an array."),
f;for(var g=0,h=d.length;g<h;g++)c(d[g],this,f,e);f.sort(b);return f}}})(three);
three.object3d=function(){object.defineproperty(this,"id",{value:three.object3didcount++});this.uuid=three.math.generateuuid();this.name="";this.type="object3d";this.parent=void 0;this.children=[];this.up=three.object3d.defaultup.clone();var a=new three.vector3,b=new three.euler,c=new three.quaternion,d=new three.vector3(1,1,1);b.onchange(function(){c.setfromeuler(b,!1)});c.onchange(function(){b.setfromquaternion(c,void 0,!1)});object.defineproperties(this,{position:{enumerable:!0,value:a},rotation:{enumerable:!0,
value:b},quaternion:{enumerable:!0,value:c},scale:{enumerable:!0,value:d}});this.rotationautoupdate=!0;this.matrix=new three.matrix4;this.matrixworld=new three.matrix4;this.matrixautoupdate=!0;this.matrixworldneedsupdate=!1;this.visible=!0;this.receiveshadow=this.castshadow=!1;this.frustumculled=!0;this.renderorder=0;this.userdata={}};three.object3d.defaultup=new three.vector3(0,1,0);
three.object3d.prototype={constructor:three.object3d,get eulerorder(){three.warn("three.object3d: .eulerorder has been moved to .rotation.order.");return this.rotation.order},set eulerorder(a){three.warn("three.object3d: .eulerorder has been moved to .rotation.order.");this.rotation.order=a},get usequaternion(){three.warn("three.object3d: .usequaternion has been removed. the library now uses quaternions by default.")},set usequaternion(a){three.warn("three.object3d: .usequaternion has been removed. the library now uses quaternions by default.")},
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 three.quaternion;return function(b,c){a.setfromaxisangle(b,
c);this.quaternion.multiply(a);return this}}(),rotatex:function(){var a=new three.vector3(1,0,0);return function(b){return this.rotateonaxis(a,b)}}(),rotatey:function(){var a=new three.vector3(0,1,0);return function(b){return this.rotateonaxis(a,b)}}(),rotatez:function(){var a=new three.vector3(0,0,1);return function(b){return this.rotateonaxis(a,b)}}(),translateonaxis:function(){var a=new three.vector3;return function(b,c){a.copy(b).applyquaternion(this.quaternion);this.position.add(a.multiplyscalar(c));
return this}}(),translate:function(a,b){three.warn("three.object3d: .translate() has been removed. use .translateonaxis( axis, distance ) instead.");return this.translateonaxis(b,a)},translatex:function(){var a=new three.vector3(1,0,0);return function(b){return this.translateonaxis(a,b)}}(),translatey:function(){var a=new three.vector3(0,1,0);return function(b){return this.translateonaxis(a,b)}}(),translatez:function(){var a=new three.vector3(0,0,1);return function(b){return this.translateonaxis(a,
b)}}(),localtoworld:function(a){return a.applymatrix4(this.matrixworld)},worldtolocal:function(){var a=new three.matrix4;return function(b){return b.applymatrix4(a.getinverse(this.matrixworld))}}(),lookat:function(){var a=new three.matrix4;return function(b){a.lookat(b,this.position,this.up);this.quaternion.setfromrotationmatrix(a)}}(),add:function(a){if(1<arguments.length){for(var b=0;b<arguments.length;b++)this.add(arguments[b]);return this}if(a===this)return three.error("three.object3d.add: object can't be added as a child of itself.",
a),this;a instanceof three.object3d?(void 0!==a.parent&&a.parent.remove(a),a.parent=this,a.dispatchevent({type:"added"}),this.children.push(a)):three.error("three.object3d.add: object not an instance of three.object3d.",a);return this},remove:function(a){if(1<arguments.length)for(var b=0;b<arguments.length;b++)this.remove(arguments[b]);b=this.children.indexof(a);-1!==b&&(a.parent=void 0,a.dispatchevent({type:"removed"}),this.children.splice(b,1))},getchildbyname:function(a){three.warn("three.object3d: .getchildbyname() has been renamed to .getobjectbyname().");
return this.getobjectbyname(a)},getobjectbyid:function(a){return this.getobjectbyproperty("id",a)},getobjectbyname:function(a){return this.getobjectbyproperty("name",a)},getobjectbyproperty:function(a,b){if(this[a]===b)return this;for(var c=0,d=this.children.length;c<d;c++){var e=this.children[c].getobjectbyproperty(a,b);if(void 0!==e)return e}},getworldposition:function(a){a=a||new three.vector3;this.updatematrixworld(!0);return a.setfrommatrixposition(this.matrixworld)},getworldquaternion:function(){var a=
new three.vector3,b=new three.vector3;return function(c){c=c||new three.quaternion;this.updatematrixworld(!0);this.matrixworld.decompose(a,c,b);return c}}(),getworldrotation:function(){var a=new three.quaternion;return function(b){b=b||new three.euler;this.getworldquaternion(a);return b.setfromquaternion(a,this.rotation.order,!1)}}(),getworldscale:function(){var a=new three.vector3,b=new three.quaternion;return function(c){c=c||new three.vector3;this.updatematrixworld(!0);this.matrixworld.decompose(a,
b,c);return c}}(),getworlddirection:function(){var a=new three.quaternion;return function(b){b=b||new three.vector3;this.getworldquaternion(a);return b.set(0,0,1).applyquaternion(a)}}(),raycast:function(){},traverse:function(a){a(this);for(var b=0,c=this.children.length;b<c;b++)this.children[b].traverse(a)},traversevisible:function(a){if(!1!==this.visible){a(this);for(var b=0,c=this.children.length;b<c;b++)this.children[b].traversevisible(a)}},traverseancestors:function(a){this.parent&&(a(this.parent),
this.parent.traverseancestors(a))},updatematrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale);this.matrixworldneedsupdate=!0},updatematrixworld:function(a){!0===this.matrixautoupdate&&this.updatematrix();if(!0===this.matrixworldneedsupdate||!0===a)void 0===this.parent?this.matrixworld.copy(this.matrix):this.matrixworld.multiplymatrices(this.parent.matrixworld,this.matrix),this.matrixworldneedsupdate=!1,a=!0;for(var b=0,c=this.children.length;b<c;b++)this.children[b].updatematrixworld(a)},
tojson:function(){var a={metadata:{version:4.3,type:"object",generator:"objectexporter"}},b={},c={},d=function(b){void 0===a.materials&&(a.materials=[]);if(void 0===c[b.uuid]){var d=b.tojson();delete d.metadata;c[b.uuid]=d;a.materials.push(d)}return b.uuid},e=function(c){var g={};g.uuid=c.uuid;g.type=c.type;""!==c.name&&(g.name=c.name);"{}"!==json.stringify(c.userdata)&&(g.userdata=c.userdata);!0!==c.visible&&(g.visible=c.visible);if(c instanceof three.perspectivecamera)g.fov=c.fov,g.aspect=c.aspect,
g.near=c.near,g.far=c.far;else if(c instanceof three.orthographiccamera)g.left=c.left,g.right=c.right,g.top=c.top,g.bottom=c.bottom,g.near=c.near,g.far=c.far;else if(c instanceof three.ambientlight)g.color=c.color.gethex();else if(c instanceof three.directionallight)g.color=c.color.gethex(),g.intensity=c.intensity;else if(c instanceof three.pointlight)g.color=c.color.gethex(),g.intensity=c.intensity,g.distance=c.distance,g.decay=c.decay;else if(c instanceof three.spotlight)g.color=c.color.gethex(),
g.intensity=c.intensity,g.distance=c.distance,g.angle=c.angle,g.exponent=c.exponent,g.decay=c.decay;else if(c instanceof three.hemispherelight)g.color=c.color.gethex(),g.groundcolor=c.groundcolor.gethex();else if(c instanceof three.mesh||c instanceof three.line||c instanceof three.pointcloud){var h=c.geometry;void 0===a.geometries&&(a.geometries=[]);if(void 0===b[h.uuid]){var k=h.tojson();delete k.metadata;b[h.uuid]=k;a.geometries.push(k)}g.geometry=h.uuid;g.material=d(c.material);c instanceof three.line&&
(g.mode=c.mode)}else c instanceof three.sprite&&(g.material=d(c.material));g.matrix=c.matrix.toarray();if(0<c.children.length)for(g.children=[],h=0;h<c.children.length;h++)g.children.push(e(c.children[h]));return g};a.object=e(this);return a},clone:function(a,b){void 0===a&&(a=new three.object3d);void 0===b&&(b=!0);a.name=this.name;a.up.copy(this.up);a.position.copy(this.position);a.quaternion.copy(this.quaternion);a.scale.copy(this.scale);a.rotationautoupdate=this.rotationautoupdate;a.matrix.copy(this.matrix);
a.matrixworld.copy(this.matrixworld);a.matrixautoupdate=this.matrixautoupdate;a.matrixworldneedsupdate=this.matrixworldneedsupdate;a.visible=this.visible;a.castshadow=this.castshadow;a.receiveshadow=this.receiveshadow;a.frustumculled=this.frustumculled;a.userdata=json.parse(json.stringify(this.userdata));if(!0===b)for(var c=0;c<this.children.length;c++)a.add(this.children[c].clone());return a}};three.eventdispatcher.prototype.apply(three.object3d.prototype);three.object3didcount=0;
three.face3=function(a,b,c,d,e,f){this.a=a;this.b=b;this.c=c;this.normal=d instanceof three.vector3?d:new three.vector3;this.vertexnormals=d instanceof array?d:[];this.color=e instanceof three.color?e:new three.color;this.vertexcolors=e instanceof array?e:[];this.vertextangents=[];this.materialindex=void 0!==f?f:0};
three.face3.prototype={constructor:three.face3,clone:function(){var a=new three.face3(this.a,this.b,this.c);a.normal.copy(this.normal);a.color.copy(this.color);a.materialindex=this.materialindex;for(var b=0,c=this.vertexnormals.length;b<c;b++)a.vertexnormals[b]=this.vertexnormals[b].clone();b=0;for(c=this.vertexcolors.length;b<c;b++)a.vertexcolors[b]=this.vertexcolors[b].clone();b=0;for(c=this.vertextangents.length;b<c;b++)a.vertextangents[b]=this.vertextangents[b].clone();return a}};
three.face4=function(a,b,c,d,e,f,g){three.warn("three.face4 has been removed. a three.face3 will be created instead.");return new three.face3(a,b,c,e,f,g)};three.bufferattribute=function(a,b){this.array=a;this.itemsize=b;this.needsupdate=!1};
three.bufferattribute.prototype={constructor:three.bufferattribute,get length(){return this.array.length},copyat:function(a,b,c){a*=this.itemsize;c*=b.itemsize;for(var d=0,e=this.itemsize;d<e;d++)this.array[a+d]=b.array[c+d];return this},set:function(a,b){void 0===b&&(b=0);this.array.set(a,b);return this},setx:function(a,b){this.array[a*this.itemsize]=b;return this},sety:function(a,b){this.array[a*this.itemsize+1]=b;return this},setz:function(a,b){this.array[a*this.itemsize+2]=b;return this},setxy:function(a,
b,c){a*=this.itemsize;this.array[a]=b;this.array[a+1]=c;return this},setxyz:function(a,b,c,d){a*=this.itemsize;this.array[a]=b;this.array[a+1]=c;this.array[a+2]=d;return this},setxyzw:function(a,b,c,d,e){a*=this.itemsize;this.array[a]=b;this.array[a+1]=c;this.array[a+2]=d;this.array[a+3]=e;return this},clone:function(){return new three.bufferattribute(new this.array.constructor(this.array),this.itemsize)}};
three.int8attribute=function(a,b){three.warn("three.int8attribute has been removed. use three.bufferattribute( array, itemsize ) instead.");return new three.bufferattribute(a,b)};three.uint8attribute=function(a,b){three.warn("three.uint8attribute has been removed. use three.bufferattribute( array, itemsize ) instead.");return new three.bufferattribute(a,b)};
three.uint8clampedattribute=function(a,b){three.warn("three.uint8clampedattribute has been removed. use three.bufferattribute( array, itemsize ) instead.");return new three.bufferattribute(a,b)};three.int16attribute=function(a,b){three.warn("three.int16attribute has been removed. use three.bufferattribute( array, itemsize ) instead.");return new three.bufferattribute(a,b)};
three.uint16attribute=function(a,b){three.warn("three.uint16attribute has been removed. use three.bufferattribute( array, itemsize ) instead.");return new three.bufferattribute(a,b)};three.int32attribute=function(a,b){three.warn("three.int32attribute has been removed. use three.bufferattribute( array, itemsize ) instead.");return new three.bufferattribute(a,b)};
three.uint32attribute=function(a,b){three.warn("three.uint32attribute has been removed. use three.bufferattribute( array, itemsize ) instead.");return new three.bufferattribute(a,b)};three.float32attribute=function(a,b){three.warn("three.float32attribute has been removed. use three.bufferattribute( array, itemsize ) instead.");return new three.bufferattribute(a,b)};
three.float64attribute=function(a,b){three.warn("three.float64attribute has been removed. use three.bufferattribute( array, itemsize ) instead.");return new three.bufferattribute(a,b)};three.dynamicbufferattribute=function(a,b){three.bufferattribute.call(this,a,b);this.updaterange={offset:0,count:-1}};three.dynamicbufferattribute.prototype=object.create(three.bufferattribute.prototype);three.dynamicbufferattribute.prototype.constructor=three.dynamicbufferattribute;
three.dynamicbufferattribute.prototype.clone=function(){return new three.dynamicbufferattribute(new this.array.constructor(this.array),this.itemsize)};three.buffergeometry=function(){object.defineproperty(this,"id",{value:three.geometryidcount++});this.uuid=three.math.generateuuid();this.name="";this.type="buffergeometry";this.attributes={};this.attributeskeys=[];this.offsets=this.drawcalls=[];this.boundingsphere=this.boundingbox=null};
three.buffergeometry.prototype={constructor:three.buffergeometry,addattribute:function(a,b,c){!1===b instanceof three.bufferattribute?(three.warn("three.buffergeometry: .addattribute() now expects ( name, attribute )."),this.attributes[a]={array:b,itemsize:c}):(this.attributes[a]=b,this.attributeskeys=object.keys(this.attributes))},getattribute:function(a){return this.attributes[a]},adddrawcall:function(a,b,c){this.drawcalls.push({start:a,count:b,index:void 0!==c?c:0})},applymatrix:function(a){var b=
this.attributes.position;void 0!==b&&(a.applytovector3array(b.array),b.needsupdate=!0);b=this.attributes.normal;void 0!==b&&((new three.matrix3).getnormalmatrix(a).applytovector3array(b.array),b.needsupdate=!0);null!==this.boundingbox&&this.computeboundingbox();null!==this.boundingsphere&&this.computeboundingsphere()},center:function(){this.computeboundingbox();var a=this.boundingbox.center().negate();this.applymatrix((new three.matrix4).setposition(a));return a},fromgeometry:function(a,b){b=b||{vertexcolors:three.nocolors};
var c=a.vertices,d=a.faces,e=a.facevertexuvs,f=b.vertexcolors,g=0<e[0].length,h=3==d[0].vertexnormals.length,k=new float32array(9*d.length);this.addattribute("position",new three.bufferattribute(k,3));var l=new float32array(9*d.length);this.addattribute("normal",new three.bufferattribute(l,3));if(f!==three.nocolors){var p=new float32array(9*d.length);this.addattribute("color",new three.bufferattribute(p,3))}if(!0===g){var q=new float32array(6*d.length);this.addattribute("uv",new three.bufferattribute(q,
2))}for(var n=0,t=0,r=0;n<d.length;n++,t+=6,r+=9){var s=d[n],u=c[s.a],v=c[s.b],x=c[s.c];k[r]=u.x;k[r+1]=u.y;k[r+2]=u.z;k[r+3]=v.x;k[r+4]=v.y;k[r+5]=v.z;k[r+6]=x.x;k[r+7]=x.y;k[r+8]=x.z;!0===h?(u=s.vertexnormals[0],v=s.vertexnormals[1],x=s.vertexnormals[2],l[r]=u.x,l[r+1]=u.y,l[r+2]=u.z,l[r+3]=v.x,l[r+4]=v.y,l[r+5]=v.z,l[r+6]=x.x,l[r+7]=x.y,l[r+8]=x.z):(u=s.normal,l[r]=u.x,l[r+1]=u.y,l[r+2]=u.z,l[r+3]=u.x,l[r+4]=u.y,l[r+5]=u.z,l[r+6]=u.x,l[r+7]=u.y,l[r+8]=u.z);f===three.facecolors?(s=s.color,p[r]=
s.r,p[r+1]=s.g,p[r+2]=s.b,p[r+3]=s.r,p[r+4]=s.g,p[r+5]=s.b,p[r+6]=s.r,p[r+7]=s.g,p[r+8]=s.b):f===three.vertexcolors&&(u=s.vertexcolors[0],v=s.vertexcolors[1],s=s.vertexcolors[2],p[r]=u.r,p[r+1]=u.g,p[r+2]=u.b,p[r+3]=v.r,p[r+4]=v.g,p[r+5]=v.b,p[r+6]=s.r,p[r+7]=s.g,p[r+8]=s.b);!0===g&&(s=e[0][n][0],u=e[0][n][1],v=e[0][n][2],q[t]=s.x,q[t+1]=s.y,q[t+2]=u.x,q[t+3]=u.y,q[t+4]=v.x,q[t+5]=v.y)}this.computeboundingsphere();return this},computeboundingbox:function(){var a=new three.vector3;return function(){null===
this.boundingbox&&(this.boundingbox=new three.box3);var b=this.attributes.position.array;if(b){var c=this.boundingbox;c.makeempty();for(var d=0,e=b.length;d<e;d+=3)a.set(b[d],b[d+1],b[d+2]),c.expandbypoint(a)}if(void 0===b||0===b.length)this.boundingbox.min.set(0,0,0),this.boundingbox.max.set(0,0,0);(isnan(this.boundingbox.min.x)||isnan(this.boundingbox.min.y)||isnan(this.boundingbox.min.z))&&three.error('three.buffergeometry.computeboundingbox: computed min/max have nan values. the "position" attribute is likely to have nan values.')}}(),
computeboundingsphere:function(){var a=new three.box3,b=new three.vector3;return function(){null===this.boundingsphere&&(this.boundingsphere=new three.sphere);var c=this.attributes.position.array;if(c){a.makeempty();for(var d=this.boundingsphere.center,e=0,f=c.length;e<f;e+=3)b.set(c[e],c[e+1],c[e+2]),a.expandbypoint(b);a.center(d);for(var g=0,e=0,f=c.length;e<f;e+=3)b.set(c[e],c[e+1],c[e+2]),g=math.max(g,d.distancetosquared(b));this.boundingsphere.radius=math.sqrt(g);isnan(this.boundingsphere.radius)&&
three.error('three.buffergeometry.computeboundingsphere(): computed radius is nan. the "position" attribute is likely to have nan values.')}}}(),computefacenormals:function(){},computevertexnormals:function(){var a=this.attributes;if(a.position){var b=a.position.array;if(void 0===a.normal)this.addattribute("normal",new three.bufferattribute(new float32array(b.length),3));else for(var c=a.normal.array,d=0,e=c.length;d<e;d++)c[d]=0;var c=a.normal.array,f,g,h,k=new three.vector3,l=new three.vector3,
p=new three.vector3,q=new three.vector3,n=new three.vector3;if(a.index)for(var t=a.index.array,r=0<this.offsets.length?this.offsets:[{start:0,count:t.length,index:0}],s=0,u=r.length;s<u;++s){e=r[s].start;f=r[s].count;for(var v=r[s].index,d=e,e=e+f;d<e;d+=3)f=3*(v+t[d]),g=3*(v+t[d+1]),h=3*(v+t[d+2]),k.fromarray(b,f),l.fromarray(b,g),p.fromarray(b,h),q.subvectors(p,l),n.subvectors(k,l),q.cross(n),c[f]+=q.x,c[f+1]+=q.y,c[f+2]+=q.z,c[g]+=q.x,c[g+1]+=q.y,c[g+2]+=q.z,c[h]+=q.x,c[h+1]+=q.y,c[h+2]+=q.z}else for(d=
0,e=b.length;d<e;d+=9)k.fromarray(b,d),l.fromarray(b,d+3),p.fromarray(b,d+6),q.subvectors(p,l),n.subvectors(k,l),q.cross(n),c[d]=q.x,c[d+1]=q.y,c[d+2]=q.z,c[d+3]=q.x,c[d+4]=q.y,c[d+5]=q.z,c[d+6]=q.x,c[d+7]=q.y,c[d+8]=q.z;this.normalizenormals();a.normal.needsupdate=!0}},computetangents:function(){function a(a,b,c){q.fromarray(d,3*a);n.fromarray(d,3*b);t.fromarray(d,3*c);r.fromarray(f,2*a);s.fromarray(f,2*b);u.fromarray(f,2*c);v=n.x-q.x;x=t.x-q.x;d=n.y-q.y;w=t.y-q.y;y=n.z-q.z;a=t.z-q.z;e=s.x-r.x;g=
u.x-r.x;f=s.y-r.y;z=u.y-r.y;i=1/(e*z-g*f);u.set((z*v-f*x)*i,(z*d-f*w)*i,(z*y-f*a)*i);m.set((e*x-g*v)*i,(e*w-g*d)*i,(e*a-g*y)*i);k[a].add(u);k[b].add(u);k[c].add(u);l[a].add(m);l[b].add(m);l[c].add(m)}function b(a){ha.fromarray(e,3*a);o.copy(ha);ba=k[a];oa.copy(ba);oa.sub(ha.multiplyscalar(ha.dot(ba))).normalize();ja.crossvectors(o,ba);qa=ja.dot(l[a]);ca=0>qa?-1:1;h[4*a]=oa.x;h[4*a+1]=oa.y;h[4*a+2]=oa.z;h[4*a+3]=ca}if(void 0===this.attributes.index||void 0===this.attributes.position||void 0===this.attributes.normal||
void 0===this.attributes.uv)three.warn("three.buffergeometry: missing required attributes (index, position, normal or uv) in buffergeometry.computetangents()");else{var c=this.attributes.index.array,d=this.attributes.position.array,e=this.attributes.normal.array,f=this.attributes.uv.array,g=d.length/3;void 0===this.attributes.tangent&&this.addattribute("tangent",new three.bufferattribute(new float32array(4*g),4));for(var h=this.attributes.tangent.array,k=[],l=[],p=0;p<g;p++)k[p]=new three.vector3,
l[p]=new three.vector3;var q=new three.vector3,n=new three.vector3,t=new three.vector3,r=new three.vector2,s=new three.vector2,u=new three.vector2,v,x,d,w,y,a,e,g,f,z,i,u=new three.vector3,m=new three.vector3,h,l,p,n,r;0===this.drawcalls.length&&this.adddrawcall(0,c.length,0);var v=this.drawcalls,p=0;for(l=v.length;p<l;++p){h=v[p].start;p=v[p].count;var j=v[p].index,g=h;for(h+=p;g<h;g+=3)p=j+c[g],n=j+c[g+1],r=j+c[g+2],a(p,n,r)}var oa=new three.vector3,ja=new three.vector3,ha=new three.vector3,o=new three.vector3,
ca,ba,qa,p=0;for(l=v.length;p<l;++p)for(h=v[p].start,p=v[p].count,j=v[p].index,g=h,h+=p;g<h;g+=3)p=j+c[g],n=j+c[g+1],r=j+c[g+2],b(p),b(n),b(r)}},computeoffsets:function(a){void 0===a&&(a=65535);for(var b=this.attributes.index.array,c=this.attributes.position.array,d=b.length/3,e=new uint16array(b.length),f=0,g=0,h=[{start:0,count:0,index:0}],k=h[0],l=0,p=0,q=new int32array(6),n=new int32array(c.length),t=new int32array(c.length),r=0;r<c.length;r++)n[r]=-1,t[r]=-1;for(c=0;c<d;c++){for(var s=p=0;3>
s;s++)r=b[3*c+s],-1==n[r]?(q[2*s]=r,q[2*s+1]=-1,p++):n[r]<k.index?(q[2*s]=r,q[2*s+1]=-1,l++):(q[2*s]=r,q[2*s+1]=n[r]);if(g+p>k.index+a)for(k={start:f,count:0,index:g},h.push(k),p=0;6>p;p+=2)s=q[p+1],-1<s&&s<k.index&&(q[p+1]=-1);for(p=0;6>p;p+=2)r=q[p],s=q[p+1],-1===s&&(s=g++),n[r]=s,t[s]=r,e[f++]=s-k.index,k.count++}this.reorderbuffers(e,t,g);return this.drawcalls=this.offsets=h},merge:function(a,b){if(!1===a instanceof three.buffergeometry)three.error("three.buffergeometry.merge(): geometry not an instance of three.buffergeometry.",
a);else{void 0===b&&(b=0);var c=this.attributes,d;for(d in c)if(void 0!==a.attributes[d])for(var e=c[d].array,f=a.attributes[d],g=f.array,h=0,f=f.itemsize*b;h<g.length;h++,f++)e[f]=g[h];return this}},normalizenormals:function(){for(var a=this.attributes.normal.array,b,c,d,e=0,f=a.length;e<f;e+=3)b=a[e],c=a[e+1],d=a[e+2],b=1/math.sqrt(b*b+c*c+d*d),a[e]*=b,a[e+1]*=b,a[e+2]*=b},reorderbuffers:function(a,b,c){var d={},e;for(e in this.attributes)"index"!=e&&(d[e]=new this.attributes[e].array.constructor(this.attributes[e].itemsize*
c));for(var f=0;f<c;f++){var g=b[f];for(e in this.attributes)if("index"!=e)for(var h=this.attributes[e].array,k=this.attributes[e].itemsize,l=d[e],p=0;p<k;p++)l[f*k+p]=h[g*k+p]}this.attributes.index.array=a;for(e in this.attributes)"index"!=e&&(this.attributes[e].array=d[e],this.attributes[e].numitems=this.attributes[e].itemsize*c)},tojson:function(){var a={metadata:{version:4,type:"buffergeometry",generator:"buffergeometryexporter"},uuid:this.uuid,type:this.type,data:{attributes:{}}},b=this.attributes,
c=this.offsets,d=this.boundingsphere,e;for(e in b){var f=b[e],g=array.prototype.slice.call(f.array);a.data.attributes[e]={itemsize:f.itemsize,type:f.array.constructor.name,array:g}}0<c.length&&(a.data.offsets=json.parse(json.stringify(c)));null!==d&&(a.data.boundingsphere={center:d.center.toarray(),radius:d.radius});return a},clone:function(){var a=new three.buffergeometry,b;for(b in this.attributes)a.addattribute(b,this.attributes[b].clone());b=0;for(var c=this.offsets.length;b<c;b++){var d=this.offsets[b];
a.offsets.push({start:d.start,index:d.index,count:d.count})}return a},dispose:function(){this.dispatchevent({type:"dispose"})}};three.eventdispatcher.prototype.apply(three.buffergeometry.prototype);
three.geometry=function(){object.defineproperty(this,"id",{value:three.geometryidcount++});this.uuid=three.math.generateuuid();this.name="";this.type="geometry";this.vertices=[];this.colors=[];this.faces=[];this.facevertexuvs=[[]];this.morphtargets=[];this.morphcolors=[];this.morphnormals=[];this.skinweights=[];this.skinindices=[];this.linedistances=[];this.boundingsphere=this.boundingbox=null;this.hastangents=!1;this.dynamic=!0;this.groupsneedupdate=this.linedistancesneedupdate=this.colorsneedupdate=
this.tangentsneedupdate=this.normalsneedupdate=this.uvsneedupdate=this.elementsneedupdate=this.verticesneedupdate=!1};
three.geometry.prototype={constructor:three.geometry,applymatrix:function(a){for(var b=(new three.matrix3).getnormalmatrix(a),c=0,d=this.vertices.length;c<d;c++)this.vertices[c].applymatrix4(a);c=0;for(d=this.faces.length;c<d;c++){a=this.faces[c];a.normal.applymatrix3(b).normalize();for(var e=0,f=a.vertexnormals.length;e<f;e++)a.vertexnormals[e].applymatrix3(b).normalize()}null!==this.boundingbox&&this.computeboundingbox();null!==this.boundingsphere&&this.computeboundingsphere();this.normalsneedupdate=
this.verticesneedupdate=!0},frombuffergeometry:function(a){for(var b=this,c=a.attributes,d=c.position.array,e=void 0!==c.index?c.index.array:void 0,f=void 0!==c.normal?c.normal.array:void 0,g=void 0!==c.color?c.color.array:void 0,h=void 0!==c.uv?c.uv.array:void 0,k=[],l=[],p=c=0;c<d.length;c+=3,p+=2)b.vertices.push(new three.vector3(d[c],d[c+1],d[c+2])),void 0!==f&&k.push(new three.vector3(f[c],f[c+1],f[c+2])),void 0!==g&&b.colors.push(new three.color(g[c],g[c+1],g[c+2])),void 0!==h&&l.push(new three.vector2(h[p],
h[p+1]));var q=function(a,c,d){var e=void 0!==f?[k[a].clone(),k[c].clone(),k[d].clone()]:[],n=void 0!==g?[b.colors[a].clone(),b.colors[c].clone(),b.colors[d].clone()]:[];b.faces.push(new three.face3(a,c,d,e,n));void 0!==h&&b.facevertexuvs[0].push([l[a].clone(),l[c].clone(),l[d].clone()])};if(void 0!==e)if(d=a.drawcalls,0<d.length)for(c=0;c<d.length;c++)for(var p=d[c],n=p.start,t=p.count,r=p.index,p=n,n=n+t;p<n;p+=3)q(r+e[p],r+e[p+1],r+e[p+2]);else for(c=0;c<e.length;c+=3)q(e[c],e[c+1],e[c+2]);else for(c=
0;c<d.length/3;c+=3)q(c,c+1,c+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.applymatrix((new three.matrix4).setposition(a));return a},computefacenormals:function(){for(var a=new three.vector3,b=new three.vector3,c=0,d=this.faces.length;c<d;c++){var e=this.faces[c],f=this.vertices[e.a],
g=this.vertices[e.b];a.subvectors(this.vertices[e.c],g);b.subvectors(f,g);a.cross(b);a.normalize();e.normal.copy(a)}},computevertexnormals:function(a){var b,c,d;d=array(this.vertices.length);b=0;for(c=this.vertices.length;b<c;b++)d[b]=new three.vector3;if(a){var e,f,g,h=new three.vector3,k=new three.vector3;a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],e=this.vertices[c.a],f=this.vertices[c.b],g=this.vertices[c.c],h.subvectors(g,f),k.subvectors(e,f),h.cross(k),d[c.a].add(h),d[c.b].add(h),d[c.c].add(h)}else for(a=
0,b=this.faces.length;a<b;a++)c=this.faces[a],d[c.a].add(c.normal),d[c.b].add(c.normal),d[c.c].add(c.normal);b=0;for(c=this.vertices.length;b<c;b++)d[b].normalize();a=0;for(b=this.faces.length;a<b;a++)c=this.faces[a],c.vertexnormals[0]=d[c.a].clone(),c.vertexnormals[1]=d[c.b].clone(),c.vertexnormals[2]=d[c.c].clone()},computemorphnormals:function(){var a,b,c,d,e;c=0;for(d=this.faces.length;c<d;c++)for(e=this.faces[c],e.__originalfacenormal?e.__originalfacenormal.copy(e.normal):e.__originalfacenormal=
e.normal.clone(),e.__originalvertexnormals||(e.__originalvertexnormals=[]),a=0,b=e.vertexnormals.length;a<b;a++)e.__originalvertexnormals[a]?e.__originalvertexnormals[a].copy(e.vertexnormals[a]):e.__originalvertexnormals[a]=e.vertexnormals[a].clone();var f=new three.geometry;f.faces=this.faces;a=0;for(b=this.morphtargets.length;a<b;a++){if(!this.morphnormals[a]){this.morphnormals[a]={};this.morphnormals[a].facenormals=[];this.morphnormals[a].vertexnormals=[];e=this.morphnormals[a].facenormals;var g=
this.morphnormals[a].vertexnormals,h,k;c=0;for(d=this.faces.length;c<d;c++)h=new three.vector3,k={a:new three.vector3,b:new three.vector3,c:new three.vector3},e.push(h),g.push(k)}g=this.morphnormals[a];f.vertices=this.morphtargets[a].vertices;f.computefacenormals();f.computevertexnormals();c=0;for(d=this.faces.length;c<d;c++)e=this.faces[c],h=g.facenormals[c],k=g.vertexnormals[c],h.copy(e.normal),k.a.copy(e.vertexnormals[0]),k.b.copy(e.vertexnormals[1]),k.c.copy(e.vertexnormals[2])}c=0;for(d=this.faces.length;c<
d;c++)e=this.faces[c],e.normal=e.__originalfacenormal,e.vertexnormals=e.__originalvertexnormals},computetangents:function(){var a,b,c,d,e,f,g,h,k,l,p,q,n,t,r,s,u,v=[],x=[];c=new three.vector3;var d=new three.vector3,w=new three.vector3,y=new three.vector3,a=new three.vector3;a=0;for(b=this.vertices.length;a<b;a++)v[a]=new three.vector3,x[a]=new three.vector3;a=0;for(b=this.faces.length;a<b;a++)e=this.faces[a],f=this.facevertexuvs[0][a],d=e.a,u=e.b,e=e.c,g=this.vertices[d],h=this.vertices[u],k=this.vertices[e],
l=f[0],p=f[1],q=f[2],f=h.x-g.x,n=k.x-g.x,t=h.y-g.y,r=k.y-g.y,h=h.z-g.z,g=k.z-g.z,k=p.x-l.x,s=q.x-l.x,p=p.y-l.y,l=q.y-l.y,q=1/(k*l-s*p),c.set((l*f-p*n)*q,(l*t-p*r)*q,(l*h-p*g)*q),d.set((k*n-s*f)*q,(k*r-s*t)*q,(k*g-s*h)*q),v[d].add(c),v[u].add(c),v[e].add(c),x[d].add(d),x[u].add(d),x[e].add(d);d=["a","b","c","d"];a=0;for(b=this.faces.length;a<b;a++)for(e=this.faces[a],c=0;c<math.min(e.vertexnormals.length,3);c++)a.copy(e.vertexnormals[c]),d=e[d[c]],u=v[d],w.copy(u),w.sub(a.multiplyscalar(a.dot(u))).normalize(),
y.crossvectors(e.vertexnormals[c],u),d=y.dot(x[d]),d=0>d?-1:1,e.vertextangents[c]=new three.vector4(w.x,w.y,w.z,d);this.hastangents=!0},computelinedistances:function(){for(var a=0,b=this.vertices,c=0,d=b.length;c<d;c++)0<c&&(a+=b[c].distanceto(b[c-1])),this.linedistances[c]=a},computeboundingbox:function(){null===this.boundingbox&&(this.boundingbox=new three.box3);this.boundingbox.setfrompoints(this.vertices)},computeboundingsphere:function(){null===this.boundingsphere&&(this.boundingsphere=new three.sphere);
this.boundingsphere.setfrompoints(this.vertices)},merge:function(a,b,c){if(!1===a instanceof three.geometry)three.error("three.geometry.merge(): geometry not an instance of three.geometry.",a);else{var d,e=this.vertices.length,f=this.vertices,g=a.vertices,h=this.faces,k=a.faces,l=this.facevertexuvs[0];a=a.facevertexuvs[0];void 0===c&&(c=0);void 0!==b&&(d=(new three.matrix3).getnormalmatrix(b));for(var p=0,q=g.length;p<q;p++){var n=g[p].clone();void 0!==b&&n.applymatrix4(b);f.push(n)}p=0;for(q=k.length;p<
q;p++){var g=k[p],t,r=g.vertexnormals,s=g.vertexcolors,n=new three.face3(g.a+e,g.b+e,g.c+e);n.normal.copy(g.normal);void 0!==d&&n.normal.applymatrix3(d).normalize();b=0;for(f=r.length;b<f;b++)t=r[b].clone(),void 0!==d&&t.applymatrix3(d).normalize(),n.vertexnormals.push(t);n.color.copy(g.color);b=0;for(f=s.length;b<f;b++)t=s[b],n.vertexcolors.push(t.clone());n.materialindex=g.materialindex+c;h.push(n)}p=0;for(q=a.length;p<q;p++)if(c=a[p],d=[],void 0!==c){b=0;for(f=c.length;b<f;b++)d.push(c[b].clone());
l.push(d)}}},mergemesh:function(a){!1===a instanceof three.mesh?three.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=[],c=[],d,e=math.pow(10,4),f,g;f=0;for(g=this.vertices.length;f<g;f++)d=this.vertices[f],d=math.round(d.x*e)+"_"+math.round(d.y*e)+"_"+math.round(d.z*e),void 0===a[d]?(a[d]=f,b.push(this.vertices[f]),c[f]=b.length-1):c[f]=c[a[d]];a=[];f=0;for(g=this.faces.length;f<
g;f++)for(e=this.faces[f],e.a=c[e.a],e.b=c[e.b],e.c=c[e.c],e=[e.a,e.b,e.c],d=0;3>d;d++)if(e[d]==e[(d+1)%3]){a.push(f);break}for(f=a.length-1;0<=f;f--)for(e=a[f],this.faces.splice(e,1),c=0,g=this.facevertexuvs.length;c<g;c++)this.facevertexuvs[c].splice(e,1);f=this.vertices.length-b.length;this.vertices=b;return f},tojson:function(){function a(a,b,c){return c?a|1<<b:a&~(1<<b)}function b(a){var b=a.x.tostring()+a.y.tostring()+a.z.tostring();if(void 0!==l[b])return l[b];l[b]=k.length/3;k.push(a.x,a.y,
a.z);return l[b]}function c(a){var b=a.r.tostring()+a.g.tostring()+a.b.tostring();if(void 0!==q[b])return q[b];q[b]=p.length;p.push(a.gethex());return q[b]}function d(a){var b=a.x.tostring()+a.y.tostring();if(void 0!==t[b])return t[b];t[b]=n.length/2;n.push(a.x,a.y);return t[b]}var e={metadata:{version:4,type:"buffergeometry",generator:"buffergeometryexporter"},uuid:this.uuid,type:this.type};""!==this.name&&(e.name=this.name);if(void 0!==this.parameters){var f=this.parameters,g;for(g in f)void 0!==
f[g]&&(e[g]=f[g]);return e}f=[];for(g=0;g<this.vertices.length;g++){var h=this.vertices[g];f.push(h.x,h.y,h.z)}var h=[],k=[],l={},p=[],q={},n=[],t={};for(g=0;g<this.faces.length;g++){var r=this.faces[g],s=void 0!==this.facevertexuvs[0][g],u=0<r.normal.length(),v=0<r.vertexnormals.length,x=1!==r.color.r||1!==r.color.g||1!==r.color.b,d=0<r.vertexcolors.length,w=0,w=a(w,0,0),w=a(w,1,!1),w=a(w,2,!1),w=a(w,3,s),w=a(w,4,u),w=a(w,5,v),w=a(w,6,x),w=a(w,7,d);h.push(w);h.push(r.a,r.b,r.c);s&&(s=this.facevertexuvs[0][g],
h.push(d(s[0]),d(s[1]),d(s[2])));u&&h.push(b(r.normal));v&&(u=r.vertexnormals,h.push(b(u[0]),b(u[1]),b(u[2])));x&&h.push(c(r.color));d&&(r=r.vertexcolors,h.push(c(r[0]),c(r[1]),c(r[2])))}e.data={};e.data.vertices=f;e.data.normals=k;0<p.length&&(e.data.colors=p);0<n.length&&(e.data.uvs=[n]);e.data.faces=h;return e},clone:function(){for(var a=new three.geometry,b=this.vertices,c=0,d=b.length;c<d;c++)a.vertices.push(b[c].clone());b=this.faces;c=0;for(d=b.length;c<d;c++)a.faces.push(b[c].clone());c=0;
for(d=this.facevertexuvs.length;c<d;c++){b=this.facevertexuvs[c];void 0===a.facevertexuvs[c]&&(a.facevertexuvs[c]=[]);for(var e=0,f=b.length;e<f;e++){for(var g=b[e],h=[],k=0,l=g.length;k<l;k++)h.push(g[k].clone());a.facevertexuvs[c].push(h)}}return a},dispose:function(){this.dispatchevent({type:"dispose"})}};three.eventdispatcher.prototype.apply(three.geometry.prototype);three.geometryidcount=0;
three.camera=function(){three.object3d.call(this);this.type="camera";this.matrixworldinverse=new three.matrix4;this.projectionmatrix=new three.matrix4};three.camera.prototype=object.create(three.object3d.prototype);three.camera.prototype.constructor=three.camera;three.camera.prototype.getworlddirection=function(){var a=new three.quaternion;return function(b){b=b||new three.vector3;this.getworldquaternion(a);return b.set(0,0,-1).applyquaternion(a)}}();
three.camera.prototype.lookat=function(){var a=new three.matrix4;return function(b){a.lookat(this.position,b,this.up);this.quaternion.setfromrotationmatrix(a)}}();three.camera.prototype.clone=function(a){void 0===a&&(a=new three.camera);three.object3d.prototype.clone.call(this,a);a.matrixworldinverse.copy(this.matrixworldinverse);a.projectionmatrix.copy(this.projectionmatrix);return a};
three.cubecamera=function(a,b,c){three.object3d.call(this);this.type="cubecamera";var d=new three.perspectivecamera(90,1,a,b);d.up.set(0,-1,0);d.lookat(new three.vector3(1,0,0));this.add(d);var e=new three.perspectivecamera(90,1,a,b);e.up.set(0,-1,0);e.lookat(new three.vector3(-1,0,0));this.add(e);var f=new three.perspectivecamera(90,1,a,b);f.up.set(0,0,1);f.lookat(new three.vector3(0,1,0));this.add(f);var g=new three.perspectivecamera(90,1,a,b);g.up.set(0,0,-1);g.lookat(new three.vector3(0,-1,0));
this.add(g);var h=new three.perspectivecamera(90,1,a,b);h.up.set(0,-1,0);h.lookat(new three.vector3(0,0,1));this.add(h);var k=new three.perspectivecamera(90,1,a,b);k.up.set(0,-1,0);k.lookat(new three.vector3(0,0,-1));this.add(k);this.rendertarget=new three.webglrendertargetcube(c,c,{format:three.rgbformat,magfilter:three.linearfilter,minfilter:three.linearfilter});this.updatecubemap=function(a,b){var c=this.rendertarget,n=c.generatemipmaps;c.generatemipmaps=!1;c.activecubeface=0;a.render(b,d,c);c.activecubeface=
1;a.render(b,e,c);c.activecubeface=2;a.render(b,f,c);c.activecubeface=3;a.render(b,g,c);c.activecubeface=4;a.render(b,h,c);c.generatemipmaps=n;c.activecubeface=5;a.render(b,k,c)}};three.cubecamera.prototype=object.create(three.object3d.prototype);three.cubecamera.prototype.constructor=three.cubecamera;
three.orthographiccamera=function(a,b,c,d,e,f){three.camera.call(this);this.type="orthographiccamera";this.zoom=1;this.left=a;this.right=b;this.top=c;this.bottom=d;this.near=void 0!==e?e:.1;this.far=void 0!==f?f:2e3;this.updateprojectionmatrix()};three.orthographiccamera.prototype=object.create(three.camera.prototype);three.orthographiccamera.prototype.constructor=three.orthographiccamera;
three.orthographiccamera.prototype.updateprojectionmatrix=function(){var a=(this.right-this.left)/(2*this.zoom),b=(this.top-this.bottom)/(2*this.zoom),c=(this.right+this.left)/2,d=(this.top+this.bottom)/2;this.projectionmatrix.makeorthographic(c-a,c+a,d+b,d-b,this.near,this.far)};
three.orthographiccamera.prototype.clone=function(){var a=new three.orthographiccamera;three.camera.prototype.clone.call(this,a);a.zoom=this.zoom;a.left=this.left;a.right=this.right;a.top=this.top;a.bottom=this.bottom;a.near=this.near;a.far=this.far;a.projectionmatrix.copy(this.projectionmatrix);return a};
three.perspectivecamera=function(a,b,c,d){three.camera.call(this);this.type="perspectivecamera";this.zoom=1;this.fov=void 0!==a?a:50;this.aspect=void 0!==b?b:1;this.near=void 0!==c?c:.1;this.far=void 0!==d?d:2e3;this.updateprojectionmatrix()};three.perspectivecamera.prototype=object.create(three.camera.prototype);three.perspectivecamera.prototype.constructor=three.perspectivecamera;
three.perspectivecamera.prototype.setlens=function(a,b){void 0===b&&(b=24);this.fov=2*three.math.radtodeg(math.atan(b/(2*a)));this.updateprojectionmatrix()};three.perspectivecamera.prototype.setviewoffset=function(a,b,c,d,e,f){this.fullwidth=a;this.fullheight=b;this.x=c;this.y=d;this.width=e;this.height=f;this.updateprojectionmatrix()};
three.perspectivecamera.prototype.updateprojectionmatrix=function(){var a=three.math.radtodeg(2*math.atan(math.tan(.5*three.math.degtorad(this.fov))/this.zoom));if(this.fullwidth){var b=this.fullwidth/this.fullheight,a=math.tan(three.math.degtorad(.5*a))*this.near,c=-a,d=b*c,b=math.abs(b*a-d),c=math.abs(a-c);this.projectionmatrix.makefrustum(d+this.x*b/this.fullwidth,d+(this.x+this.width)*b/this.fullwidth,a-(this.y+this.height)*c/this.fullheight,a-this.y*c/this.fullheight,this.near,this.far)}else this.projectionmatrix.makeperspective(a,
this.aspect,this.near,this.far)};three.perspectivecamera.prototype.clone=function(){var a=new three.perspectivecamera;three.camera.prototype.clone.call(this,a);a.zoom=this.zoom;a.fov=this.fov;a.aspect=this.aspect;a.near=this.near;a.far=this.far;a.projectionmatrix.copy(this.projectionmatrix);return a};three.light=function(a){three.object3d.call(this);this.type="light";this.color=new three.color(a)};three.light.prototype=object.create(three.object3d.prototype);three.light.prototype.constructor=three.light;
three.light.prototype.clone=function(a){void 0===a&&(a=new three.light);three.object3d.prototype.clone.call(this,a);a.color.copy(this.color);return a};three.ambientlight=function(a){three.light.call(this,a);this.type="ambientlight"};three.ambientlight.prototype=object.create(three.light.prototype);three.ambientlight.prototype.constructor=three.ambientlight;three.ambientlight.prototype.clone=function(){var a=new three.ambientlight;three.light.prototype.clone.call(this,a);return a};
three.arealight=function(a,b){three.light.call(this,a);this.type="arealight";this.normal=new three.vector3(0,-1,0);this.right=new three.vector3(1,0,0);this.intensity=void 0!==b?b:1;this.height=this.width=1;this.constantattenuation=1.5;this.linearattenuation=.5;this.quadraticattenuation=.1};three.arealight.prototype=object.create(three.light.prototype);three.arealight.prototype.constructor=three.arealight;
three.directionallight=function(a,b){three.light.call(this,a);this.type="directionallight";this.position.set(0,1,0);this.target=new three.object3d;this.intensity=void 0!==b?b:1;this.onlyshadow=this.castshadow=!1;this.shadowcameranear=50;this.shadowcamerafar=5e3;this.shadowcameraleft=-500;this.shadowcameratop=this.shadowcameraright=500;this.shadowcamerabottom=-500;this.shadowcameravisible=!1;this.shadowbias=0;this.shadowdarkness=.5;this.shadowmapheight=this.shadowmapwidth=512;this.shadowcascade=!1;
this.shadowcascadeoffset=new three.vector3(0,0,-1e3);this.shadowcascadecount=2;this.shadowcascadebias=[0,0,0];this.shadowcascadewidth=[512,512,512];this.shadowcascadeheight=[512,512,512];this.shadowcascadenearz=[-1,.99,.998];this.shadowcascadefarz=[.99,.998,1];this.shadowcascadearray=[];this.shadowmatrix=this.shadowcamera=this.shadowmapsize=this.shadowmap=null};three.directionallight.prototype=object.create(three.light.prototype);three.directionallight.prototype.constructor=three.directionallight;
three.directionallight.prototype.clone=function(){var a=new three.directionallight;three.light.prototype.clone.call(this,a);a.target=this.target.clone();a.intensity=this.intensity;a.castshadow=this.castshadow;a.onlyshadow=this.onlyshadow;a.shadowcameranear=this.shadowcameranear;a.shadowcamerafar=this.shadowcamerafar;a.shadowcameraleft=this.shadowcameraleft;a.shadowcameraright=this.shadowcameraright;a.shadowcameratop=this.shadowcameratop;a.shadowcamerabottom=this.shadowcamerabottom;a.shadowcameravisible=
this.shadowcameravisible;a.shadowbias=this.shadowbias;a.shadowdarkness=this.shadowdarkness;a.shadowmapwidth=this.shadowmapwidth;a.shadowmapheight=this.shadowmapheight;a.shadowcascade=this.shadowcascade;a.shadowcascadeoffset.copy(this.shadowcascadeoffset);a.shadowcascadecount=this.shadowcascadecount;a.shadowcascadebias=this.shadowcascadebias.slice(0);a.shadowcascadewidth=this.shadowcascadewidth.slice(0);a.shadowcascadeheight=this.shadowcascadeheight.slice(0);a.shadowcascadenearz=this.shadowcascadenearz.slice(0);
a.shadowcascadefarz=this.shadowcascadefarz.slice(0);return a};three.hemispherelight=function(a,b,c){three.light.call(this,a);this.type="hemispherelight";this.position.set(0,100,0);this.groundcolor=new three.color(b);this.intensity=void 0!==c?c:1};three.hemispherelight.prototype=object.create(three.light.prototype);three.hemispherelight.prototype.constructor=three.hemispherelight;
three.hemispherelight.prototype.clone=function(){var a=new three.hemispherelight;three.light.prototype.clone.call(this,a);a.groundcolor.copy(this.groundcolor);a.intensity=this.intensity;return a};three.pointlight=function(a,b,c,d){three.light.call(this,a);this.type="pointlight";this.intensity=void 0!==b?b:1;this.distance=void 0!==c?c:0;this.decay=void 0!==d?d:1};three.pointlight.prototype=object.create(three.light.prototype);three.pointlight.prototype.constructor=three.pointlight;
three.pointlight.prototype.clone=function(){var a=new three.pointlight;three.light.prototype.clone.call(this,a);a.intensity=this.intensity;a.distance=this.distance;a.decay=this.decay;return a};
three.spotlight=function(a,b,c,d,e,f){three.light.call(this,a);this.type="spotlight";this.position.set(0,1,0);this.target=new three.object3d;this.intensity=void 0!==b?b:1;this.distance=void 0!==c?c:0;this.angle=void 0!==d?d:math.pi/3;this.exponent=void 0!==e?e:10;this.decay=void 0!==f?f:1;this.onlyshadow=this.castshadow=!1;this.shadowcameranear=50;this.shadowcamerafar=5e3;this.shadowcamerafov=50;this.shadowcameravisible=!1;this.shadowbias=0;this.shadowdarkness=.5;this.shadowmapheight=this.shadowmapwidth=
512;this.shadowmatrix=this.shadowcamera=this.shadowmapsize=this.shadowmap=null};three.spotlight.prototype=object.create(three.light.prototype);three.spotlight.prototype.constructor=three.spotlight;
three.spotlight.prototype.clone=function(){var a=new three.spotlight;three.light.prototype.clone.call(this,a);a.target=this.target.clone();a.intensity=this.intensity;a.distance=this.distance;a.angle=this.angle;a.exponent=this.exponent;a.decay=this.decay;a.castshadow=this.castshadow;a.onlyshadow=this.onlyshadow;a.shadowcameranear=this.shadowcameranear;a.shadowcamerafar=this.shadowcamerafar;a.shadowcamerafov=this.shadowcamerafov;a.shadowcameravisible=this.shadowcameravisible;a.shadowbias=this.shadowbias;
a.shadowdarkness=this.shadowdarkness;a.shadowmapwidth=this.shadowmapwidth;a.shadowmapheight=this.shadowmapheight;return a};three.cache={files:{},add:function(a,b){this.files[a]=b},get:function(a){return this.files[a]},remove:function(a){delete this.files[a]},clear:function(){this.files={}}};
three.loader=function(a){this.statusdomelement=(this.showstatus=a)?three.loader.prototype.addstatuselement():null;this.imageloader=new three.imageloader;this.onloadstart=function(){};this.onloadprogress=function(){};this.onloadcomplete=function(){}};
three.loader.prototype={constructor:three.loader,crossorigin:void 0,addstatuselement:function(){var a=document.createelement("div");a.style.position="absolute";a.style.right="0px";a.style.top="0px";a.style.fontsize="0.8em";a.style.textalign="left";a.style.background="rgba(0,0,0,0.25)";a.style.color="#fff";a.style.width="120px";a.style.padding="0.5em 0.5em 0.5em 0.5em";a.style.zindex=1e3;a.innerhtml="loading ...";return a},updateprogress:function(a){var b="loaded ",b=a.total?b+((100*a.loaded/a.total).tofixed(0)+
"%"):b+((a.loaded/1024).tofixed(2)+" kb");this.statusdomelement.innerhtml=b},extracturlbase:function(a){a=a.split("/");if(1===a.length)return"./";a.pop();return a.join("/")+"/"},initmaterials:function(a,b){for(var c=[],d=0;d<a.length;++d)c[d]=this.creatematerial(a[d],b);return c},needstangents:function(a){for(var b=0,c=a.length;b<c;b++)if(a[b]instanceof three.shadermaterial)return!0;return!1},creatematerial:function(a,b){function c(a){a=math.log(a)/math.ln2;return math.pow(2,math.round(a))}function d(a,
d,e,g,h,k,s){var u=b+e,v,x=three.loader.handlers.get(u);null!==x?v=x.load(u):(v=new three.texture,x=f.imageloader,x.crossorigin=f.crossorigin,x.load(u,function(a){if(!1===three.math.ispoweroftwo(a.width)||!1===three.math.ispoweroftwo(a.height)){var b=c(a.width),d=c(a.height),e=document.createelement("canvas");e.width=b;e.height=d;e.getcontext("2d").drawimage(a,0,0,b,d);v.image=e}else v.image=a;v.needsupdate=!0}));v.sourcefile=e;g&&(v.repeat.set(g[0],g[1]),1!==g[0]&&(v.wraps=three.repeatwrapping),
1!==g[1]&&(v.wrapt=three.repeatwrapping));h&&v.offset.set(h[0],h[1]);k&&(e={repeat:three.repeatwrapping,mirror:three.mirroredrepeatwrapping},void 0!==e[k[0]]&&(v.wraps=e[k[0]]),void 0!==e[k[1]]&&(v.wrapt=e[k[1]]));s&&(v.anisotropy=s);a[d]=v}function e(a){return(255*a[0]<<16)+(255*a[1]<<8)+255*a[2]}var f=this,g="meshlambertmaterial",h={color:15658734,opacity:1,map:null,lightmap:null,normalmap:null,bumpmap:null,wireframe:!1};if(a.shading){var k=a.shading.tolowercase();"phong"===k?g="meshphongmaterial":
"basic"===k&&(g="meshbasicmaterial")}void 0!==a.blending&&void 0!==three[a.blending]&&(h.blending=three[a.blending]);void 0!==a.transparent&&(h.transparent=a.transparent);void 0!==a.opacity&&1>a.opacity&&(h.transparent=!0);void 0!==a.depthtest&&(h.depthtest=a.depthtest);void 0!==a.depthwrite&&(h.depthwrite=a.depthwrite);void 0!==a.visible&&(h.visible=a.visible);void 0!==a.flipsided&&(h.side=three.backside);void 0!==a.doublesided&&(h.side=three.doubleside);void 0!==a.wireframe&&(h.wireframe=a.wireframe);
void 0!==a.vertexcolors&&("face"===a.vertexcolors?h.vertexcolors=three.facecolors:a.vertexcolors&&(h.vertexcolors=three.vertexcolors));a.colordiffuse?h.color=e(a.colordiffuse):a.dbgcolor&&(h.color=a.dbgcolor);a.colorspecular&&(h.specular=e(a.colorspecular));a.coloremissive&&(h.emissive=e(a.coloremissive));void 0!==a.transparency&&(console.warn("three.loader: transparency has been renamed to opacity"),a.opacity=a.transparency);void 0!==a.opacity&&(h.opacity=a.opacity);a.specularcoef&&(h.shininess=
a.specularcoef);a.mapdiffuse&&b&&d(h,"map",a.mapdiffuse,a.mapdiffuserepeat,a.mapdiffuseoffset,a.mapdiffusewrap,a.mapdiffuseanisotropy);a.maplight&&b&&d(h,"lightmap",a.maplight,a.maplightrepeat,a.maplightoffset,a.maplightwrap,a.maplightanisotropy);a.mapbump&&b&&d(h,"bumpmap",a.mapbump,a.mapbumprepeat,a.mapbumpoffset,a.mapbumpwrap,a.mapbumpanisotropy);a.mapnormal&&b&&d(h,"normalmap",a.mapnormal,a.mapnormalrepeat,a.mapnormaloffset,a.mapnormalwrap,a.mapnormalanisotropy);a.mapspecular&&b&&d(h,"specularmap",
a.mapspecular,a.mapspecularrepeat,a.mapspecularoffset,a.mapspecularwrap,a.mapspecularanisotropy);a.mapalpha&&b&&d(h,"alphamap",a.mapalpha,a.mapalpharepeat,a.mapalphaoffset,a.mapalphawrap,a.mapalphaanisotropy);a.mapbumpscale&&(h.bumpscale=a.mapbumpscale);a.mapnormalfactor&&(h.normalscale=new three.vector2(a.mapnormalfactor,a.mapnormalfactor));g=new three[g](h);void 0!==a.dbgname&&(g.name=a.dbgname);return g}};
three.loader.handlers={handlers:[],add:function(a,b){this.handlers.push(a,b)},get:function(a){for(var b=0,c=this.handlers.length;b<c;b+=2){var d=this.handlers[b+1];if(this.handlers[b].test(a))return d}return null}};three.xhrloader=function(a){this.manager=void 0!==a?a:three.defaultloadingmanager};
three.xhrloader.prototype={constructor:three.xhrloader,load:function(a,b,c,d){var e=this,f=three.cache.get(a);void 0!==f?b&&b(f):(f=new xmlhttprequest,f.open("get",a,!0),f.addeventlistener("load",function(c){three.cache.add(a,this.response);b&&b(this.response);e.manager.itemend(a)},!1),void 0!==c&&f.addeventlistener("progress",function(a){c(a)},!1),void 0!==d&&f.addeventlistener("error",function(a){d(a)},!1),void 0!==this.crossorigin&&(f.crossorigin=this.crossorigin),void 0!==this.responsetype&&(f.responsetype=
this.responsetype),f.send(null),e.manager.itemstart(a))},setresponsetype:function(a){this.responsetype=a},setcrossorigin:function(a){this.crossorigin=a}};three.imageloader=function(a){this.manager=void 0!==a?a:three.defaultloadingmanager};
three.imageloader.prototype={constructor:three.imageloader,load:function(a,b,c,d){var e=this,f=three.cache.get(a);if(void 0!==f)b(f);else return f=document.createelement("img"),f.addeventlistener("load",function(c){three.cache.add(a,this);b&&b(this);e.manager.itemend(a)},!1),void 0!==c&&f.addeventlistener("progress",function(a){c(a)},!1),void 0!==d&&f.addeventlistener("error",function(a){d(a)},!1),void 0!==this.crossorigin&&(f.crossorigin=this.crossorigin),f.src=a,e.manager.itemstart(a),f},setcrossorigin:function(a){this.crossorigin=
a}};three.jsonloader=function(a){three.loader.call(this,a);this.withcredentials=!1};three.jsonloader.prototype=object.create(three.loader.prototype);three.jsonloader.prototype.constructor=three.jsonloader;three.jsonloader.prototype.load=function(a,b,c){c=c&&"string"===typeof c?c:this.extracturlbase(a);this.onloadstart();this.loadajaxjson(this,a,b,c)};
three.jsonloader.prototype.loadajaxjson=function(a,b,c,d,e){var f=new xmlhttprequest,g=0;f.onreadystatechange=function(){if(f.readystate===f.done)if(200===f.status||0===f.status){if(f.responsetext){var h=json.parse(f.responsetext),k=h.metadata;if(void 0!==k){if("object"===k.type){three.error("three.jsonloader: "+b+" should be loaded with three.objectloader instead.");return}if("scene"===k.type){three.error("three.jsonloader: "+b+" seems to be a scene. use three.sceneloader instead.");return}}h=a.parse(h,
d);c(h.geometry,h.materials)}else three.error("three.jsonloader: "+b+" seems to be unreachable or the file is empty.");a.onloadcomplete()}else three.error("three.jsonloader: couldn't load "+b+" ("+f.status+")");else f.readystate===f.loading?e&&(0===g&&(g=f.getresponseheader("content-length")),e({total:g,loaded:f.responsetext.length})):f.readystate===f.headers_received&&void 0!==e&&(g=f.getresponseheader("content-length"))};f.open("get",b,!0);f.withcredentials=this.withcredentials;f.send(null)};
three.jsonloader.prototype.parse=function(a,b){var c=new three.geometry,d=void 0!==a.scale?1/a.scale:1;(function(b){var d,g,h,k,l,p,q,n,t,r,s,u,v,x=a.faces;p=a.vertices;var d=a.normals,w=a.colors,y=0;if(void 0!==a.uvs){for(d=0;d<a.uvs.length;d++)a.uvs[d].length&&y++;for(d=0;d<y;d++)c.facevertexuvs[d]=[]}k=0;for(l=p.length;k<l;)d=new three.vector3,d.x=p[k++]*b,d.y=p[k++]*b,d.z=p[k++]*b,c.vertices.push(d);k=0;for(l=x.length;k<l;)if(b=x[k++],t=b&1,h=b&2,d=b&8,q=b&16,r=b&32,p=b&64,b&=128,t){t=new three.face3;
t.a=x[k];t.b=x[k+1];t.c=x[k+3];s=new three.face3;s.a=x[k+1];s.b=x[k+2];s.c=x[k+3];k+=4;h&&(h=x[k++],t.materialindex=h,s.materialindex=h);h=c.faces.length;if(d)for(d=0;d<y;d++)for(u=a.uvs[d],c.facevertexuvs[d][h]=[],c.facevertexuvs[d][h+1]=[],g=0;4>g;g++)n=x[k++],v=u[2*n],n=u[2*n+1],v=new three.vector2(v,n),2!==g&&c.facevertexuvs[d][h].push(v),0!==g&&c.facevertexuvs[d][h+1].push(v);q&&(q=3*x[k++],t.normal.set(d[q++],d[q++],d[q]),s.normal.copy(t.normal));if(r)for(d=0;4>d;d++)q=3*x[k++],r=new three.vector3(d[q++],
d[q++],d[q]),2!==d&&t.vertexnormals.push(r),0!==d&&s.vertexnormals.push(r);p&&(p=x[k++],p=w[p],t.color.sethex(p),s.color.sethex(p));if(b)for(d=0;4>d;d++)p=x[k++],p=w[p],2!==d&&t.vertexcolors.push(new three.color(p)),0!==d&&s.vertexcolors.push(new three.color(p));c.faces.push(t);c.faces.push(s)}else{t=new three.face3;t.a=x[k++];t.b=x[k++];t.c=x[k++];h&&(h=x[k++],t.materialindex=h);h=c.faces.length;if(d)for(d=0;d<y;d++)for(u=a.uvs[d],c.facevertexuvs[d][h]=[],g=0;3>g;g++)n=x[k++],v=u[2*n],n=u[2*n+1],
v=new three.vector2(v,n),c.facevertexuvs[d][h].push(v);q&&(q=3*x[k++],t.normal.set(d[q++],d[q++],d[q]));if(r)for(d=0;3>d;d++)q=3*x[k++],r=new three.vector3(d[q++],d[q++],d[q]),t.vertexnormals.push(r);p&&(p=x[k++],t.color.sethex(w[p]));if(b)for(d=0;3>d;d++)p=x[k++],t.vertexcolors.push(new three.color(w[p]));c.faces.push(t)}})(d);(function(){var b=void 0!==a.influencespervertex?a.influencespervertex:2;if(a.skinweights)for(var d=0,g=a.skinweights.length;d<g;d+=b)c.skinweights.push(new three.vector4(a.skinweights[d],
1<b?a.skinweights[d+1]:0,2<b?a.skinweights[d+2]:0,3<b?a.skinweights[d+3]:0));if(a.skinindices)for(d=0,g=a.skinindices.length;d<g;d+=b)c.skinindices.push(new three.vector4(a.skinindices[d],1<b?a.skinindices[d+1]:0,2<b?a.skinindices[d+2]:0,3<b?a.skinindices[d+3]:0));c.bones=a.bones;c.bones&&0<c.bones.length&&(c.skinweights.length!==c.skinindices.length||c.skinindices.length!==c.vertices.length)&&three.warn("three.jsonloader: when skinning, number of vertices ("+c.vertices.length+"), skinindices ("+
c.skinindices.length+"), and skinweights ("+c.skinweights.length+") should match.");c.animation=a.animation;c.animations=a.animations})();(function(b){if(void 0!==a.morphtargets){var d,g,h,k,l,p;d=0;for(g=a.morphtargets.length;d<g;d++)for(c.morphtargets[d]={},c.morphtargets[d].name=a.morphtargets[d].name,c.morphtargets[d].vertices=[],l=c.morphtargets[d].vertices,p=a.morphtargets[d].vertices,h=0,k=p.length;h<k;h+=3){var q=new three.vector3;q.x=p[h]*b;q.y=p[h+1]*b;q.z=p[h+2]*b;l.push(q)}}if(void 0!==
a.morphcolors)for(d=0,g=a.morphcolors.length;d<g;d++)for(c.morphcolors[d]={},c.morphcolors[d].name=a.morphcolors[d].name,c.morphcolors[d].colors=[],k=c.morphcolors[d].colors,l=a.morphcolors[d].colors,b=0,h=l.length;b<h;b+=3)p=new three.color(16755200),p.setrgb(l[b],l[b+1],l[b+2]),k.push(p)})(d);c.computefacenormals();c.computeboundingsphere();if(void 0===a.materials||0===a.materials.length)return{geometry:c};d=this.initmaterials(a.materials,b);this.needstangents(d)&&c.computetangents();return{geometry:c,
materials:d}};three.loadingmanager=function(a,b,c){var d=this,e=0,f=0;this.onload=a;this.onprogress=b;this.onerror=c;this.itemstart=function(a){f++};this.itemend=function(a){e++;if(void 0!==d.onprogress)d.onprogress(a,e,f);if(e===f&&void 0!==d.onload)d.onload()}};three.defaultloadingmanager=new three.loadingmanager;three.buffergeometryloader=function(a){this.manager=void 0!==a?a:three.defaultloadingmanager};
three.buffergeometryloader.prototype={constructor:three.buffergeometryloader,load:function(a,b,c,d){var e=this,f=new three.xhrloader(e.manager);f.setcrossorigin(this.crossorigin);f.load(a,function(a){b(e.parse(json.parse(a)))},c,d)},setcrossorigin:function(a){this.crossorigin=a},parse:function(a){var b=new three.buffergeometry,c=a.data.attributes,d;for(d in c){var e=c[d],f=new self[e.type](e.array);b.addattribute(d,new three.bufferattribute(f,e.itemsize))}c=a.data.offsets;void 0!==c&&(b.offsets=json.parse(json.stringify(c)));
a=a.data.boundingsphere;void 0!==a&&(c=new three.vector3,void 0!==a.center&&c.fromarray(a.center),b.boundingsphere=new three.sphere(c,a.radius));return b}};three.materialloader=function(a){this.manager=void 0!==a?a:three.defaultloadingmanager};
three.materialloader.prototype={constructor:three.materialloader,load:function(a,b,c,d){var e=this,f=new three.xhrloader(e.manager);f.setcrossorigin(this.crossorigin);f.load(a,function(a){b(e.parse(json.parse(a)))},c,d)},setcrossorigin:function(a){this.crossorigin=a},parse:function(a){var b=new three[a.type];void 0!==a.color&&b.color.sethex(a.color);void 0!==a.emissive&&b.emissive.sethex(a.emissive);void 0!==a.specular&&b.specular.sethex(a.specular);void 0!==a.shininess&&(b.shininess=a.shininess);
void 0!==a.uniforms&&(b.uniforms=a.uniforms);void 0!==a.vertexshader&&(b.vertexshader=a.vertexshader);void 0!==a.fragmentshader&&(b.fragmentshader=a.fragmentshader);void 0!==a.vertexcolors&&(b.vertexcolors=a.vertexcolors);void 0!==a.shading&&(b.shading=a.shading);void 0!==a.blending&&(b.blending=a.blending);void 0!==a.side&&(b.side=a.side);void 0!==a.opacity&&(b.opacity=a.opacity);void 0!==a.transparent&&(b.transparent=a.transparent);void 0!==a.wireframe&&(b.wireframe=a.wireframe);void 0!==a.size&&
(b.size=a.size);void 0!==a.sizeattenuation&&(b.sizeattenuation=a.sizeattenuation);if(void 0!==a.materials)for(var c=0,d=a.materials.length;c<d;c++)b.materials.push(this.parse(a.materials[c]));return b}};three.objectloader=function(a){this.manager=void 0!==a?a:three.defaultloadingmanager;this.texturepath=""};
three.objectloader.prototype={constructor:three.objectloader,load:function(a,b,c,d){""===this.texturepath&&(this.texturepath=a.substring(0,a.lastindexof("/")+1));var e=this,f=new three.xhrloader(e.manager);f.setcrossorigin(this.crossorigin);f.load(a,function(a){e.parse(json.parse(a),b)},c,d)},settexturepath:function(a){this.texturepath=a},setcrossorigin:function(a){this.crossorigin=a},parse:function(a,b){var c=this.parsegeometries(a.geometries),d=this.parseimages(a.images,function(){void 0!==b&&b(e)}),
d=this.parsetextures(a.textures,d),d=this.parsematerials(a.materials,d),e=this.parseobject(a.object,c,d);void 0!==a.images&&0!==a.images.length||void 0===b||b(e);return e},parsegeometries:function(a){var b={};if(void 0!==a)for(var c=new three.jsonloader,d=new three.buffergeometryloader,e=0,f=a.length;e<f;e++){var g,h=a[e];switch(h.type){case "planegeometry":case "planebuffergeometry":g=new three[h.type](h.width,h.height,h.widthsegments,h.heightsegments);break;case "boxgeometry":case "cubegeometry":g=
new three.boxgeometry(h.width,h.height,h.depth,h.widthsegments,h.heightsegments,h.depthsegments);break;case "circlegeometry":g=new three.circlegeometry(h.radius,h.segments);break;case "cylindergeometry":g=new three.cylindergeometry(h.radiustop,h.radiusbottom,h.height,h.radialsegments,h.heightsegments,h.openended);break;case "spheregeometry":g=new three.spheregeometry(h.radius,h.widthsegments,h.heightsegments,h.phistart,h.philength,h.thetastart,h.thetalength);break;case "icosahedrongeometry":g=new three.icosahedrongeometry(h.radius,
h.detail);break;case "torusgeometry":g=new three.torusgeometry(h.radius,h.tube,h.radialsegments,h.tubularsegments,h.arc);break;case "torusknotgeometry":g=new three.torusknotgeometry(h.radius,h.tube,h.radialsegments,h.tubularsegments,h.p,h.q,h.heightscale);break;case "buffergeometry":g=d.parse(h);break;case "geometry":g=c.parse(h.data).geometry}g.uuid=h.uuid;void 0!==h.name&&(g.name=h.name);b[h.uuid]=g}return b},parsematerials:function(a,b){var c={};if(void 0!==a)for(var d=function(a){void 0===b[a]&&
three.warn("three.objectloader: undefined texture",a);return b[a]},e=new three.materialloader,f=0,g=a.length;f<g;f++){var h=a[f],k=e.parse(h);k.uuid=h.uuid;void 0!==h.name&&(k.name=h.name);void 0!==h.map&&(k.map=d(h.map));void 0!==h.bumpmap&&(k.bumpmap=d(h.bumpmap),h.bumpscale&&(k.bumpscale=new three.vector2(h.bumpscale,h.bumpscale)));void 0!==h.alphamap&&(k.alphamap=d(h.alphamap));void 0!==h.envmap&&(k.envmap=d(h.envmap));void 0!==h.normalmap&&(k.normalmap=d(h.normalmap),h.normalscale&&(k.normalscale=
new three.vector2(h.normalscale,h.normalscale)));void 0!==h.lightmap&&(k.lightmap=d(h.lightmap));void 0!==h.specularmap&&(k.specularmap=d(h.specularmap));c[h.uuid]=k}return c},parseimages:function(a,b){var c=this,d={};if(void 0!==a&&0<a.length){var e=new three.loadingmanager(b),f=new three.imageloader(e);f.setcrossorigin(this.crossorigin);for(var e=function(a){c.manager.itemstart(a);return f.load(a,function(){c.manager.itemend(a)})},g=0,h=a.length;g<h;g++){var k=a[g],l=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(k.url)?
k.url:c.texturepath+k.url;d[k.uuid]=e(l)}}return d},parsetextures:function(a,b){var c={};if(void 0!==a)for(var d=0,e=a.length;d<e;d++){var f=a[d];void 0===f.image&&three.warn('three.objectloader: no "image" speficied for',f.uuid);void 0===b[f.image]&&three.warn("three.objectloader: undefined image",f.image);var g=new three.texture(b[f.image]);g.needsupdate=!0;g.uuid=f.uuid;void 0!==f.name&&(g.name=f.name);void 0!==f.repeat&&(g.repeat=new three.vector2(f.repeat[0],f.repeat[1]));void 0!==f.minfilter&&
(g.minfilter=three[f.minfilter]);void 0!==f.magfilter&&(g.magfilter=three[f.magfilter]);void 0!==f.anisotropy&&(g.anisotropy=f.anisotropy);f.wrap instanceof array&&(g.wraps=three[f.wrap[0]],g.wrapt=three[f.wrap[1]]);c[f.uuid]=g}return c},parseobject:function(){var a=new three.matrix4;return function(b,c,d){var e;e=function(a){void 0===c[a]&&three.warn("three.objectloader: undefined geometry",a);return c[a]};var f=function(a){void 0===d[a]&&three.warn("three.objectloader: undefined material",a);return d[a]};
switch(b.type){case "scene":e=new three.scene;break;case "perspectivecamera":e=new three.perspectivecamera(b.fov,b.aspect,b.near,b.far);break;case "orthographiccamera":e=new three.orthographiccamera(b.left,b.right,b.top,b.bottom,b.near,b.far);break;case "ambientlight":e=new three.ambientlight(b.color);break;case "directionallight":e=new three.directionallight(b.color,b.intensity);break;case "pointlight":e=new three.pointlight(b.color,b.intensity,b.distance,b.decay);break;case "spotlight":e=new three.spotlight(b.color,
b.intensity,b.distance,b.angle,b.exponent,b.decay);break;case "hemispherelight":e=new three.hemispherelight(b.color,b.groundcolor,b.intensity);break;case "mesh":e=new three.mesh(e(b.geometry),f(b.material));break;case "line":e=new three.line(e(b.geometry),f(b.material),b.mode);break;case "pointcloud":e=new three.pointcloud(e(b.geometry),f(b.material));break;case "sprite":e=new three.sprite(f(b.material));break;case "group":e=new three.group;break;default:e=new three.object3d}e.uuid=b.uuid;void 0!==
b.name&&(e.name=b.name);void 0!==b.matrix?(a.fromarray(b.matrix),a.decompose(e.position,e.quaternion,e.scale)):(void 0!==b.position&&e.position.fromarray(b.position),void 0!==b.rotation&&e.rotation.fromarray(b.rotation),void 0!==b.scale&&e.scale.fromarray(b.scale));void 0!==b.visible&&(e.visible=b.visible);void 0!==b.userdata&&(e.userdata=b.userdata);if(void 0!==b.children)for(var g in b.children)e.add(this.parseobject(b.children[g],c,d));return e}}()};
three.textureloader=function(a){this.manager=void 0!==a?a:three.defaultloadingmanager};three.textureloader.prototype={constructor:three.textureloader,load:function(a,b,c,d){var e=new three.imageloader(this.manager);e.setcrossorigin(this.crossorigin);e.load(a,function(a){a=new three.texture(a);a.needsupdate=!0;void 0!==b&&b(a)},c,d)},setcrossorigin:function(a){this.crossorigin=a}};three.datatextureloader=three.binarytextureloader=function(){this._parser=null};
three.binarytextureloader.prototype={constructor:three.binarytextureloader,load:function(a,b,c,d){var e=this,f=new three.datatexture,g=new three.xhrloader;g.setresponsetype("arraybuffer");g.load(a,function(a){if(a=e._parser(a))void 0!==a.image?f.image=a.image:void 0!==a.data&&(f.image.width=a.width,f.image.height=a.height,f.image.data=a.data),f.wraps=void 0!==a.wraps?a.wraps:three.clamptoedgewrapping,f.wrapt=void 0!==a.wrapt?a.wrapt:three.clamptoedgewrapping,f.magfilter=void 0!==a.magfilter?a.magfilter:
three.linearfilter,f.minfilter=void 0!==a.minfilter?a.minfilter:three.linearmipmaplinearfilter,f.anisotropy=void 0!==a.anisotropy?a.anisotropy:1,void 0!==a.format&&(f.format=a.format),void 0!==a.type&&(f.type=a.type),void 0!==a.mipmaps&&(f.mipmaps=a.mipmaps),1===a.mipmapcount&&(f.minfilter=three.linearfilter),f.needsupdate=!0,b&&b(f,a)},c,d);return f}};three.compressedtextureloader=function(){this._parser=null};
three.compressedtextureloader.prototype={constructor:three.compressedtextureloader,load:function(a,b,c){var d=this,e=[],f=new three.compressedtexture;f.image=e;var g=new three.xhrloader;g.setresponsetype("arraybuffer");if(a instanceof array){var h=0;c=function(c){g.load(a[c],function(a){a=d._parser(a,!0);e[c]={width:a.width,height:a.height,format:a.format,mipmaps:a.mipmaps};h+=1;6===h&&(1==a.mipmapcount&&(f.minfilter=three.linearfilter),f.format=a.format,f.needsupdate=!0,b&&b(f))})};for(var k=0,l=
a.length;k<l;++k)c(k)}else g.load(a,function(a){a=d._parser(a,!0);if(a.iscubemap)for(var c=a.mipmaps.length/a.mipmapcount,g=0;g<c;g++){e[g]={mipmaps:[]};for(var h=0;h<a.mipmapcount;h++)e[g].mipmaps.push(a.mipmaps[g*a.mipmapcount+h]),e[g].format=a.format,e[g].width=a.width,e[g].height=a.height}else f.image.width=a.width,f.image.height=a.height,f.mipmaps=a.mipmaps;1===a.mipmapcount&&(f.minfilter=three.linearfilter);f.format=a.format;f.needsupdate=!0;b&&b(f)});return f}};
three.material=function(){object.defineproperty(this,"id",{value:three.materialidcount++});this.uuid=three.math.generateuuid();this.name="";this.type="material";this.side=three.frontside;this.opacity=1;this.transparent=!1;this.blending=three.normalblending;this.blendsrc=three.srcalphafactor;this.blenddst=three.oneminussrcalphafactor;this.blendequation=three.addequation;this.blendequationalpha=this.blenddstalpha=this.blendsrcalpha=null;this.colorwrite=this.depthwrite=this.depthtest=!0;this.polygonoffset=
!1;this.overdraw=this.alphatest=this.polygonoffsetunits=this.polygonoffsetfactor=0;this._needsupdate=this.visible=!0};
three.material.prototype={constructor:three.material,get needsupdate(){return this._needsupdate},set needsupdate(a){!0===a&&this.update();this._needsupdate=a},setvalues:function(a){if(void 0!==a)for(var b in a){var c=a[b];if(void 0===c)three.warn("three.material: '"+b+"' parameter is undefined.");else if(b in this){var d=this[b];d instanceof three.color?d.set(c):d instanceof three.vector3&&c instanceof three.vector3?d.copy(c):this[b]="overdraw"==b?number(c):c}}},tojson:function(){var a={metadata:{version:4.2,
type:"material",generator:"materialexporter"},uuid:this.uuid,type:this.type};""!==this.name&&(a.name=this.name);this instanceof three.meshbasicmaterial?(a.color=this.color.gethex(),this.vertexcolors!==three.nocolors&&(a.vertexcolors=this.vertexcolors),this.blending!==three.normalblending&&(a.blending=this.blending),this.side!==three.frontside&&(a.side=this.side)):this instanceof three.meshlambertmaterial?(a.color=this.color.gethex(),a.emissive=this.emissive.gethex(),this.vertexcolors!==three.nocolors&&
(a.vertexcolors=this.vertexcolors),this.shading!==three.smoothshading&&(a.shading=this.shading),this.blending!==three.normalblending&&(a.blending=this.blending),this.side!==three.frontside&&(a.side=this.side)):this instanceof three.meshphongmaterial?(a.color=this.color.gethex(),a.emissive=this.emissive.gethex(),a.specular=this.specular.gethex(),a.shininess=this.shininess,this.vertexcolors!==three.nocolors&&(a.vertexcolors=this.vertexcolors),this.shading!==three.smoothshading&&(a.shading=this.shading),
this.blending!==three.normalblending&&(a.blending=this.blending),this.side!==three.frontside&&(a.side=this.side)):this instanceof three.meshnormalmaterial?(this.blending!==three.normalblending&&(a.blending=this.blending),this.side!==three.frontside&&(a.side=this.side)):this instanceof three.meshdepthmaterial?(this.blending!==three.normalblending&&(a.blending=this.blending),this.side!==three.frontside&&(a.side=this.side)):this instanceof three.pointcloudmaterial?(a.size=this.size,a.sizeattenuation=
this.sizeattenuation,a.color=this.color.gethex(),this.vertexcolors!==three.nocolors&&(a.vertexcolors=this.vertexcolors),this.blending!==three.normalblending&&(a.blending=this.blending)):this instanceof three.shadermaterial?(a.uniforms=this.uniforms,a.vertexshader=this.vertexshader,a.fragmentshader=this.fragmentshader):this instanceof three.spritematerial&&(a.color=this.color.gethex());1>this.opacity&&(a.opacity=this.opacity);!1!==this.transparent&&(a.transparent=this.transparent);!1!==this.wireframe&&
(a.wireframe=this.wireframe);return a},clone:function(a){void 0===a&&(a=new three.material);a.name=this.name;a.side=this.side;a.opacity=this.opacity;a.transparent=this.transparent;a.blending=this.blending;a.blendsrc=this.blendsrc;a.blenddst=this.blenddst;a.blendequation=this.blendequation;a.blendsrcalpha=this.blendsrcalpha;a.blenddstalpha=this.blenddstalpha;a.blendequationalpha=this.blendequationalpha;a.depthtest=this.depthtest;a.depthwrite=this.depthwrite;a.polygonoffset=this.polygonoffset;a.polygonoffsetfactor=
this.polygonoffsetfactor;a.polygonoffsetunits=this.polygonoffsetunits;a.alphatest=this.alphatest;a.overdraw=this.overdraw;a.visible=this.visible;return a},update:function(){this.dispatchevent({type:"update"})},dispose:function(){this.dispatchevent({type:"dispose"})}};three.eventdispatcher.prototype.apply(three.material.prototype);three.materialidcount=0;
three.linebasicmaterial=function(a){three.material.call(this);this.type="linebasicmaterial";this.color=new three.color(16777215);this.linewidth=1;this.linejoin=this.linecap="round";this.vertexcolors=three.nocolors;this.fog=!0;this.setvalues(a)};three.linebasicmaterial.prototype=object.create(three.material.prototype);three.linebasicmaterial.prototype.constructor=three.linebasicmaterial;
three.linebasicmaterial.prototype.clone=function(){var a=new three.linebasicmaterial;three.material.prototype.clone.call(this,a);a.color.copy(this.color);a.linewidth=this.linewidth;a.linecap=this.linecap;a.linejoin=this.linejoin;a.vertexcolors=this.vertexcolors;a.fog=this.fog;return a};
three.linedashedmaterial=function(a){three.material.call(this);this.type="linedashedmaterial";this.color=new three.color(16777215);this.scale=this.linewidth=1;this.dashsize=3;this.gapsize=1;this.vertexcolors=!1;this.fog=!0;this.setvalues(a)};three.linedashedmaterial.prototype=object.create(three.material.prototype);three.linedashedmaterial.prototype.constructor=three.linedashedmaterial;
three.linedashedmaterial.prototype.clone=function(){var a=new three.linedashedmaterial;three.material.prototype.clone.call(this,a);a.color.copy(this.color);a.linewidth=this.linewidth;a.scale=this.scale;a.dashsize=this.dashsize;a.gapsize=this.gapsize;a.vertexcolors=this.vertexcolors;a.fog=this.fog;return a};
three.meshbasicmaterial=function(a){three.material.call(this);this.type="meshbasicmaterial";this.color=new three.color(16777215);this.envmap=this.alphamap=this.specularmap=this.lightmap=this.map=null;this.combine=three.multiplyoperation;this.reflectivity=1;this.refractionratio=.98;this.fog=!0;this.shading=three.smoothshading;this.wireframe=!1;this.wireframelinewidth=1;this.wireframelinejoin=this.wireframelinecap="round";this.vertexcolors=three.nocolors;this.morphtargets=this.skinning=!1;this.setvalues(a)};
three.meshbasicmaterial.prototype=object.create(three.material.prototype);three.meshbasicmaterial.prototype.constructor=three.meshbasicmaterial;
three.meshbasicmaterial.prototype.clone=function(){var a=new three.meshbasicmaterial;three.material.prototype.clone.call(this,a);a.color.copy(this.color);a.map=this.map;a.lightmap=this.lightmap;a.specularmap=this.specularmap;a.alphamap=this.alphamap;a.envmap=this.envmap;a.combine=this.combine;a.reflectivity=this.reflectivity;a.refractionratio=this.refractionratio;a.fog=this.fog;a.shading=this.shading;a.wireframe=this.wireframe;a.wireframelinewidth=this.wireframelinewidth;a.wireframelinecap=this.wireframelinecap;
a.wireframelinejoin=this.wireframelinejoin;a.vertexcolors=this.vertexcolors;a.skinning=this.skinning;a.morphtargets=this.morphtargets;return a};
three.meshlambertmaterial=function(a){three.material.call(this);this.type="meshlambertmaterial";this.color=new three.color(16777215);this.emissive=new three.color(0);this.wraparound=!1;this.wraprgb=new three.vector3(1,1,1);this.envmap=this.alphamap=this.specularmap=this.lightmap=this.map=null;this.combine=three.multiplyoperation;this.reflectivity=1;this.refractionratio=.98;this.fog=!0;this.shading=three.smoothshading;this.wireframe=!1;this.wireframelinewidth=1;this.wireframelinejoin=this.wireframelinecap=
"round";this.vertexcolors=three.nocolors;this.morphnormals=this.morphtargets=this.skinning=!1;this.setvalues(a)};three.meshlambertmaterial.prototype=object.create(three.material.prototype);three.meshlambertmaterial.prototype.constructor=three.meshlambertmaterial;
three.meshlambertmaterial.prototype.clone=function(){var a=new three.meshlambertmaterial;three.material.prototype.clone.call(this,a);a.color.copy(this.color);a.emissive.copy(this.emissive);a.wraparound=this.wraparound;a.wraprgb.copy(this.wraprgb);a.map=this.map;a.lightmap=this.lightmap;a.specularmap=this.specularmap;a.alphamap=this.alphamap;a.envmap=this.envmap;a.combine=this.combine;a.reflectivity=this.reflectivity;a.refractionratio=this.refractionratio;a.fog=this.fog;a.shading=this.shading;a.wireframe=
this.wireframe;a.wireframelinewidth=this.wireframelinewidth;a.wireframelinecap=this.wireframelinecap;a.wireframelinejoin=this.wireframelinejoin;a.vertexcolors=this.vertexcolors;a.skinning=this.skinning;a.morphtargets=this.morphtargets;a.morphnormals=this.morphnormals;return a};
three.meshphongmaterial=function(a){three.material.call(this);this.type="meshphongmaterial";this.color=new three.color(16777215);this.emissive=new three.color(0);this.specular=new three.color(1118481);this.shininess=30;this.wraparound=this.metal=!1;this.wraprgb=new three.vector3(1,1,1);this.bumpmap=this.lightmap=this.map=null;this.bumpscale=1;this.normalmap=null;this.normalscale=new three.vector2(1,1);this.envmap=this.alphamap=this.specularmap=null;this.combine=three.multiplyoperation;this.reflectivity=
1;this.refractionratio=.98;this.fog=!0;this.shading=three.smoothshading;this.wireframe=!1;this.wireframelinewidth=1;this.wireframelinejoin=this.wireframelinecap="round";this.vertexcolors=three.nocolors;this.morphnormals=this.morphtargets=this.skinning=!1;this.setvalues(a)};three.meshphongmaterial.prototype=object.create(three.material.prototype);three.meshphongmaterial.prototype.constructor=three.meshphongmaterial;
three.meshphongmaterial.prototype.clone=function(){var a=new three.meshphongmaterial;three.material.prototype.clone.call(this,a);a.color.copy(this.color);a.emissive.copy(this.emissive);a.specular.copy(this.specular);a.shininess=this.shininess;a.metal=this.metal;a.wraparound=this.wraparound;a.wraprgb.copy(this.wraprgb);a.map=this.map;a.lightmap=this.lightmap;a.bumpmap=this.bumpmap;a.bumpscale=this.bumpscale;a.normalmap=this.normalmap;a.normalscale.copy(this.normalscale);a.specularmap=this.specularmap;
a.alphamap=this.alphamap;a.envmap=this.envmap;a.combine=this.combine;a.reflectivity=this.reflectivity;a.refractionratio=this.refractionratio;a.fog=this.fog;a.shading=this.shading;a.wireframe=this.wireframe;a.wireframelinewidth=this.wireframelinewidth;a.wireframelinecap=this.wireframelinecap;a.wireframelinejoin=this.wireframelinejoin;a.vertexcolors=this.vertexcolors;a.skinning=this.skinning;a.morphtargets=this.morphtargets;a.morphnormals=this.morphnormals;return a};
three.meshdepthmaterial=function(a){three.material.call(this);this.type="meshdepthmaterial";this.wireframe=this.morphtargets=!1;this.wireframelinewidth=1;this.setvalues(a)};three.meshdepthmaterial.prototype=object.create(three.material.prototype);three.meshdepthmaterial.prototype.constructor=three.meshdepthmaterial;
three.meshdepthmaterial.prototype.clone=function(){var a=new three.meshdepthmaterial;three.material.prototype.clone.call(this,a);a.wireframe=this.wireframe;a.wireframelinewidth=this.wireframelinewidth;return a};three.meshnormalmaterial=function(a){three.material.call(this,a);this.type="meshnormalmaterial";this.wireframe=!1;this.wireframelinewidth=1;this.morphtargets=!1;this.setvalues(a)};three.meshnormalmaterial.prototype=object.create(three.material.prototype);
three.meshnormalmaterial.prototype.constructor=three.meshnormalmaterial;three.meshnormalmaterial.prototype.clone=function(){var a=new three.meshnormalmaterial;three.material.prototype.clone.call(this,a);a.wireframe=this.wireframe;a.wireframelinewidth=this.wireframelinewidth;return a};three.meshfacematerial=function(a){this.uuid=three.math.generateuuid();this.type="meshfacematerial";this.materials=a instanceof array?a:[]};
three.meshfacematerial.prototype={constructor:three.meshfacematerial,tojson:function(){for(var a={metadata:{version:4.2,type:"material",generator:"materialexporter"},uuid:this.uuid,type:this.type,materials:[]},b=0,c=this.materials.length;b<c;b++)a.materials.push(this.materials[b].tojson());return a},clone:function(){for(var a=new three.meshfacematerial,b=0;b<this.materials.length;b++)a.materials.push(this.materials[b].clone());return a}};
three.pointcloudmaterial=function(a){three.material.call(this);this.type="pointcloudmaterial";this.color=new three.color(16777215);this.map=null;this.size=1;this.sizeattenuation=!0;this.vertexcolors=three.nocolors;this.fog=!0;this.setvalues(a)};three.pointcloudmaterial.prototype=object.create(three.material.prototype);three.pointcloudmaterial.prototype.constructor=three.pointcloudmaterial;
three.pointcloudmaterial.prototype.clone=function(){var a=new three.pointcloudmaterial;three.material.prototype.clone.call(this,a);a.color.copy(this.color);a.map=this.map;a.size=this.size;a.sizeattenuation=this.sizeattenuation;a.vertexcolors=this.vertexcolors;a.fog=this.fog;return a};three.particlebasicmaterial=function(a){three.warn("three.particlebasicmaterial has been renamed to three.pointcloudmaterial.");return new three.pointcloudmaterial(a)};
three.particlesystemmaterial=function(a){three.warn("three.particlesystemmaterial has been renamed to three.pointcloudmaterial.");return new three.pointcloudmaterial(a)};
three.shadermaterial=function(a){three.material.call(this);this.type="shadermaterial";this.defines={};this.uniforms={};this.attributes=null;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=three.smoothshading;this.linewidth=1;this.wireframe=!1;this.wireframelinewidth=1;this.lights=this.fog=!1;this.vertexcolors=three.nocolors;this.morphnormals=
this.morphtargets=this.skinning=!1;this.defaultattributevalues={color:[1,1,1],uv:[0,0],uv2:[0,0]};this.index0attributename=void 0;this.setvalues(a)};three.shadermaterial.prototype=object.create(three.material.prototype);three.shadermaterial.prototype.constructor=three.shadermaterial;
three.shadermaterial.prototype.clone=function(){var a=new three.shadermaterial;three.material.prototype.clone.call(this,a);a.fragmentshader=this.fragmentshader;a.vertexshader=this.vertexshader;a.uniforms=three.uniformsutils.clone(this.uniforms);a.attributes=this.attributes;a.defines=this.defines;a.shading=this.shading;a.wireframe=this.wireframe;a.wireframelinewidth=this.wireframelinewidth;a.fog=this.fog;a.lights=this.lights;a.vertexcolors=this.vertexcolors;a.skinning=this.skinning;a.morphtargets=
this.morphtargets;a.morphnormals=this.morphnormals;return a};three.rawshadermaterial=function(a){three.shadermaterial.call(this,a);this.type="rawshadermaterial"};three.rawshadermaterial.prototype=object.create(three.shadermaterial.prototype);three.rawshadermaterial.prototype.constructor=three.rawshadermaterial;three.rawshadermaterial.prototype.clone=function(){var a=new three.rawshadermaterial;three.shadermaterial.prototype.clone.call(this,a);return a};
three.spritematerial=function(a){three.material.call(this);this.type="spritematerial";this.color=new three.color(16777215);this.map=null;this.rotation=0;this.fog=!1;this.setvalues(a)};three.spritematerial.prototype=object.create(three.material.prototype);three.spritematerial.prototype.constructor=three.spritematerial;
three.spritematerial.prototype.clone=function(){var a=new three.spritematerial;three.material.prototype.clone.call(this,a);a.color.copy(this.color);a.map=this.map;a.rotation=this.rotation;a.fog=this.fog;return a};
three.texture=function(a,b,c,d,e,f,g,h,k){object.defineproperty(this,"id",{value:three.textureidcount++});this.uuid=three.math.generateuuid();this.sourcefile=this.name="";this.image=void 0!==a?a:three.texture.default_image;this.mipmaps=[];this.mapping=void 0!==b?b:three.texture.default_mapping;this.wraps=void 0!==c?c:three.clamptoedgewrapping;this.wrapt=void 0!==d?d:three.clamptoedgewrapping;this.magfilter=void 0!==e?e:three.linearfilter;this.minfilter=void 0!==f?f:three.linearmipmaplinearfilter;
this.anisotropy=void 0!==k?k:1;this.format=void 0!==g?g:three.rgbaformat;this.type=void 0!==h?h:three.unsignedbytetype;this.offset=new three.vector2(0,0);this.repeat=new three.vector2(1,1);this.generatemipmaps=!0;this.premultiplyalpha=!1;this.flipy=!0;this.unpackalignment=4;this._needsupdate=!1;this.onupdate=null};three.texture.default_image=void 0;three.texture.default_mapping=three.uvmapping;
three.texture.prototype={constructor:three.texture,get needsupdate(){return this._needsupdate},set needsupdate(a){!0===a&&this.update();this._needsupdate=a},clone:function(a){void 0===a&&(a=new three.texture);a.image=this.image;a.mipmaps=this.mipmaps.slice(0);a.mapping=this.mapping;a.wraps=this.wraps;a.wrapt=this.wrapt;a.magfilter=this.magfilter;a.minfilter=this.minfilter;a.anisotropy=this.anisotropy;a.format=this.format;a.type=this.type;a.offset.copy(this.offset);a.repeat.copy(this.repeat);a.generatemipmaps=
this.generatemipmaps;a.premultiplyalpha=this.premultiplyalpha;a.flipy=this.flipy;a.unpackalignment=this.unpackalignment;return a},update:function(){this.dispatchevent({type:"update"})},dispose:function(){this.dispatchevent({type:"dispose"})}};three.eventdispatcher.prototype.apply(three.texture.prototype);three.textureidcount=0;three.cubetexture=function(a,b,c,d,e,f,g,h,k){b=void 0!==b?b:three.cubereflectionmapping;three.texture.call(this,a,b,c,d,e,f,g,h,k);this.images=a};
three.cubetexture.prototype=object.create(three.texture.prototype);three.cubetexture.prototype.constructor=three.cubetexture;three.cubetexture.clone=function(a){void 0===a&&(a=new three.cubetexture);three.texture.prototype.clone.call(this,a);a.images=this.images;return a};three.compressedtexture=function(a,b,c,d,e,f,g,h,k,l,p){three.texture.call(this,null,f,g,h,k,l,d,e,p);this.image={width:b,height:c};this.mipmaps=a;this.generatemipmaps=this.flipy=!1};three.compressedtexture.prototype=object.create(three.texture.prototype);
three.compressedtexture.prototype.constructor=three.compressedtexture;three.compressedtexture.prototype.clone=function(){var a=new three.compressedtexture;three.texture.prototype.clone.call(this,a);return a};three.datatexture=function(a,b,c,d,e,f,g,h,k,l,p){three.texture.call(this,null,f,g,h,k,l,d,e,p);this.image={data:a,width:b,height:c}};three.datatexture.prototype=object.create(three.texture.prototype);three.datatexture.prototype.constructor=three.datatexture;
three.datatexture.prototype.clone=function(){var a=new three.datatexture;three.texture.prototype.clone.call(this,a);return a};three.videotexture=function(a,b,c,d,e,f,g,h,k){three.texture.call(this,a,b,c,d,e,f,g,h,k);this.generatemipmaps=!1;var l=this,p=function(){requestanimationframe(p);a.readystate===a.have_enough_data&&(l.needsupdate=!0)};p()};three.videotexture.prototype=object.create(three.texture.prototype);three.videotexture.prototype.constructor=three.videotexture;
three.group=function(){three.object3d.call(this);this.type="group"};three.group.prototype=object.create(three.object3d.prototype);three.group.prototype.constructor=three.group;three.pointcloud=function(a,b){three.object3d.call(this);this.type="pointcloud";this.geometry=void 0!==a?a:new three.geometry;this.material=void 0!==b?b:new three.pointcloudmaterial({color:16777215*math.random()})};three.pointcloud.prototype=object.create(three.object3d.prototype);three.pointcloud.prototype.constructor=three.pointcloud;
three.pointcloud.prototype.raycast=function(){var a=new three.matrix4,b=new three.ray;return function(c,d){var e=this,f=e.geometry,g=c.params.pointcloud.threshold;a.getinverse(this.matrixworld);b.copy(c.ray).applymatrix4(a);if(null===f.boundingbox||!1!==b.isintersectionbox(f.boundingbox)){var h=g/((this.scale.x+this.scale.y+this.scale.z)/3),k=new three.vector3,g=function(a,f){var g=b.distancetopoint(a);if(g<h){var k=b.closestpointtopoint(a);k.applymatrix4(e.matrixworld);var n=c.ray.origin.distanceto(k);
d.push({distance:n,distancetoray:g,point:k.clone(),index:f,face:null,object:e})}};if(f instanceof three.buffergeometry){var l=f.attributes,p=l.position.array;if(void 0!==l.index){var l=l.index.array,q=f.offsets;0===q.length&&(q=[{start:0,count:l.length,index:0}]);for(var n=0,t=q.length;n<t;++n)for(var r=q[n].start,s=q[n].index,f=r,r=r+q[n].count;f<r;f++){var u=s+l[f];k.fromarray(p,3*u);g(k,u)}}else for(l=p.length/3,f=0;f<l;f++)k.set(p[3*f],p[3*f+1],p[3*f+2]),g(k,f)}else for(k=this.geometry.vertices,
f=0;f<k.length;f++)g(k[f],f)}}}();three.pointcloud.prototype.clone=function(a){void 0===a&&(a=new three.pointcloud(this.geometry,this.material));three.object3d.prototype.clone.call(this,a);return a};three.particlesystem=function(a,b){three.warn("three.particlesystem has been renamed to three.pointcloud.");return new three.pointcloud(a,b)};
three.line=function(a,b,c){three.object3d.call(this);this.type="line";this.geometry=void 0!==a?a:new three.geometry;this.material=void 0!==b?b:new three.linebasicmaterial({color:16777215*math.random()});this.mode=void 0!==c?c:three.linestrip};three.linestrip=0;three.linepieces=1;three.line.prototype=object.create(three.object3d.prototype);three.line.prototype.constructor=three.line;
three.line.prototype.raycast=function(){var a=new three.matrix4,b=new three.ray,c=new three.sphere;return function(d,e){var f=d.lineprecision,f=f*f,g=this.geometry;null===g.boundingsphere&&g.computeboundingsphere();c.copy(g.boundingsphere);c.applymatrix4(this.matrixworld);if(!1!==d.ray.isintersectionsphere(c)){a.getinverse(this.matrixworld);b.copy(d.ray).applymatrix4(a);var h=new three.vector3,k=new three.vector3,l=new three.vector3,p=new three.vector3,q=this.mode===three.linestrip?1:2;if(g instanceof
three.buffergeometry){var n=g.attributes;if(void 0!==n.index){var t=n.index.array,n=n.position.array,r=g.offsets;0===r.length&&(r=[{start:0,count:t.length,index:0}]);for(var s=0;s<r.length;s++)for(var u=r[s].start,v=r[s].count,x=r[s].index,g=u;g<u+v-1;g+=q){var d=x+t[g+1];h.fromarray(n,3*(x+t[g]));k.fromarray(n,3*d);d=b.distancesqtosegment(h,k,p,l);d>f||(d=b.origin.distanceto(p),d<d.near||d>d.far||e.push({distance:d,point:l.clone().applymatrix4(this.matrixworld),index:g,offsetindex:s,face:null,faceindex:null,
object:this}))}}else for(n=n.position.array,g=0;g<n.length/3-1;g+=q)h.fromarray(n,3*g),k.fromarray(n,3*g+3),d=b.distancesqtosegment(h,k,p,l),d>f||(d=b.origin.distanceto(p),d<d.near||d>d.far||e.push({distance:d,point:l.clone().applymatrix4(this.matrixworld),index:g,face:null,faceindex:null,object:this}))}else if(g instanceof three.geometry)for(h=g.vertices,k=h.length,g=0;g<k-1;g+=q)d=b.distancesqtosegment(h[g],h[g+1],p,l),d>f||(d=b.origin.distanceto(p),d<d.near||d>d.far||e.push({distance:d,point:l.clone().applymatrix4(this.matrixworld),
index:g,face:null,faceindex:null,object:this}))}}}();three.line.prototype.clone=function(a){void 0===a&&(a=new three.line(this.geometry,this.material,this.mode));three.object3d.prototype.clone.call(this,a);return a};three.mesh=function(a,b){three.object3d.call(this);this.type="mesh";this.geometry=void 0!==a?a:new three.geometry;this.material=void 0!==b?b:new three.meshbasicmaterial({color:16777215*math.random()});this.updatemorphtargets()};three.mesh.prototype=object.create(three.object3d.prototype);
three.mesh.prototype.constructor=three.mesh;three.mesh.prototype.updatemorphtargets=function(){if(void 0!==this.geometry.morphtargets&&0<this.geometry.morphtargets.length){this.morphtargetbase=-1;this.morphtargetforcedorder=[];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}};
three.mesh.prototype.getmorphtargetindexbyname=function(a){if(void 0!==this.morphtargetdictionary[a])return this.morphtargetdictionary[a];three.warn("three.mesh.getmorphtargetindexbyname: morph target "+a+" does not exist. returning 0.");return 0};
three.mesh.prototype.raycast=function(){var a=new three.matrix4,b=new three.ray,c=new three.sphere,d=new three.vector3,e=new three.vector3,f=new three.vector3;return function(g,h){var k=this.geometry;null===k.boundingsphere&&k.computeboundingsphere();c.copy(k.boundingsphere);c.applymatrix4(this.matrixworld);if(!1!==g.ray.isintersectionsphere(c)&&(a.getinverse(this.matrixworld),b.copy(g.ray).applymatrix4(a),null===k.boundingbox||!1!==b.isintersectionbox(k.boundingbox)))if(k instanceof three.buffergeometry){var l=
this.material;if(void 0!==l){var p=k.attributes,q,n,t=g.precision;if(void 0!==p.index){var r=p.index.array,s=p.position.array,u=k.offsets;0===u.length&&(u=[{start:0,count:r.length,index:0}]);for(var v=0,x=u.length;v<x;++v)for(var p=u[v].start,d=u[v].index,k=p,w=p+u[v].count;k<w;k+=3){p=d+r[k];q=d+r[k+1];n=d+r[k+2];d.fromarray(s,3*p);e.fromarray(s,3*q);f.fromarray(s,3*n);var y=l.side===three.backside?b.intersecttriangle(f,e,d,!0):b.intersecttriangle(d,e,f,l.side!==three.doubleside);if(null!==y){y.applymatrix4(this.matrixworld);
var a=g.ray.origin.distanceto(y);a<t||a<g.near||a>g.far||h.push({distance:a,point:y,face:new three.face3(p,q,n,three.triangle.normal(d,e,f)),faceindex:null,object:this})}}}else for(s=p.position.array,r=k=0,w=s.length;k<w;k+=3,r+=9)p=k,q=k+1,n=k+2,d.fromarray(s,r),e.fromarray(s,r+3),f.fromarray(s,r+6),y=l.side===three.backside?b.intersecttriangle(f,e,d,!0):b.intersecttriangle(d,e,f,l.side!==three.doubleside),null!==y&&(y.applymatrix4(this.matrixworld),a=g.ray.origin.distanceto(y),a<t||a<g.near||a>
g.far||h.push({distance:a,point:y,face:new three.face3(p,q,n,three.triangle.normal(d,e,f)),faceindex:null,object:this}))}}else if(k instanceof three.geometry)for(r=this.material instanceof three.meshfacematerial,s=!0===r?this.material.materials:null,t=g.precision,u=k.vertices,v=0,x=k.faces.length;v<x;v++)if(d=k.faces[v],l=!0===r?s[d.materialindex]:this.material,void 0!==l){p=u[d.a];q=u[d.b];n=u[d.c];if(!0===l.morphtargets){y=k.morphtargets;a=this.morphtargetinfluences;d.set(0,0,0);e.set(0,0,0);f.set(0,
0,0);for(var w=0,e=y.length;w<e;w++){var g=a[w];if(0!==g){var f=y[w].vertices;d.x+=(f[d.a].x-p.x)*g;d.y+=(f[d.a].y-p.y)*g;d.z+=(f[d.a].z-p.z)*g;e.x+=(f[d.b].x-q.x)*g;e.y+=(f[d.b].y-q.y)*g;e.z+=(f[d.b].z-q.z)*g;f.x+=(f[d.c].x-n.x)*g;f.y+=(f[d.c].y-n.y)*g;f.z+=(f[d.c].z-n.z)*g}}d.add(p);e.add(q);f.add(n);p=d;q=e;n=f}y=l.side===three.backside?b.intersecttriangle(n,q,p,!0):b.intersecttriangle(p,q,n,l.side!==three.doubleside);null!==y&&(y.applymatrix4(this.matrixworld),a=g.ray.origin.distanceto(y),a<t||
a<g.near||a>g.far||h.push({distance:a,point:y,face:d,faceindex:v,object:this}))}}}();three.mesh.prototype.clone=function(a,b){void 0===a&&(a=new three.mesh(this.geometry,this.material));three.object3d.prototype.clone.call(this,a,b);return a};three.bone=function(a){three.object3d.call(this);this.type="bone";this.skin=a};three.bone.prototype=object.create(three.object3d.prototype);three.bone.prototype.constructor=three.bone;
three.skeleton=function(a,b,c){this.usevertextexture=void 0!==c?c:!0;this.identitymatrix=new three.matrix4;a=a||[];this.bones=a.slice(0);this.usevertextexture?(this.bonetextureheight=this.bonetexturewidth=a=256<this.bones.length?64:64<this.bones.length?32:16<this.bones.length?16:8,this.bonematrices=new float32array(this.bonetexturewidth*this.bonetextureheight*4),this.bonetexture=new three.datatexture(this.bonematrices,this.bonetexturewidth,this.bonetextureheight,three.rgbaformat,three.floattype),
this.bonetexture.minfilter=three.nearestfilter,this.bonetexture.magfilter=three.nearestfilter,this.bonetexture.generatemipmaps=!1,this.bonetexture.flipy=!1):this.bonematrices=new float32array(16*this.bones.length);if(void 0===b)this.calculateinverses();else if(this.bones.length===b.length)this.boneinverses=b.slice(0);else for(three.warn("three.skeleton boninverses is the wrong length."),this.boneinverses=[],b=0,a=this.bones.length;b<a;b++)this.boneinverses.push(new three.matrix4)};
three.skeleton.prototype.calculateinverses=function(){this.boneinverses=[];for(var a=0,b=this.bones.length;a<b;a++){var c=new three.matrix4;this.bones[a]&&c.getinverse(this.bones[a].matrixworld);this.boneinverses.push(c)}};
three.skeleton.prototype.pose=function(){for(var a,b=0,c=this.bones.length;b<c;b++)(a=this.bones[b])&&a.matrixworld.getinverse(this.boneinverses[b]);b=0;for(c=this.bones.length;b<c;b++)if(a=this.bones[b])a.parent?(a.matrix.getinverse(a.parent.matrixworld),a.matrix.multiply(a.matrixworld)):a.matrix.copy(a.matrixworld),a.matrix.decompose(a.position,a.quaternion,a.scale)};
three.skeleton.prototype.update=function(){var a=new three.matrix4;return function(){for(var b=0,c=this.bones.length;b<c;b++)a.multiplymatrices(this.bones[b]?this.bones[b].matrixworld:this.identitymatrix,this.boneinverses[b]),a.flattentoarrayoffset(this.bonematrices,16*b);this.usevertextexture&&(this.bonetexture.needsupdate=!0)}}();
three.skinnedmesh=function(a,b,c){three.mesh.call(this,a,b);this.type="skinnedmesh";this.bindmode="attached";this.bindmatrix=new three.matrix4;this.bindmatrixinverse=new three.matrix4;a=[];if(this.geometry&&void 0!==this.geometry.bones){for(var d,e,f,g,h=0,k=this.geometry.bones.length;h<k;++h)d=this.geometry.bones[h],e=d.pos,f=d.rotq,g=d.scl,b=new three.bone(this),a.push(b),b.name=d.name,b.position.set(e[0],e[1],e[2]),b.quaternion.set(f[0],f[1],f[2],f[3]),void 0!==g?b.scale.set(g[0],g[1],g[2]):b.scale.set(1,
1,1);h=0;for(k=this.geometry.bones.length;h<k;++h)d=this.geometry.bones[h],-1!==d.parent?a[d.parent].add(a[h]):this.add(a[h])}this.normalizeskinweights();this.updatematrixworld(!0);this.bind(new three.skeleton(a,void 0,c))};three.skinnedmesh.prototype=object.create(three.mesh.prototype);three.skinnedmesh.prototype.constructor=three.skinnedmesh;three.skinnedmesh.prototype.bind=function(a,b){this.skeleton=a;void 0===b&&(this.updatematrixworld(!0),b=this.matrixworld);this.bindmatrix.copy(b);this.bindmatrixinverse.getinverse(b)};
three.skinnedmesh.prototype.pose=function(){this.skeleton.pose()};three.skinnedmesh.prototype.normalizeskinweights=function(){if(this.geometry instanceof three.geometry)for(var a=0;a<this.geometry.skinindices.length;a++){var b=this.geometry.skinweights[a],c=1/b.lengthmanhattan();infinity!==c?b.multiplyscalar(c):b.set(1)}};
three.skinnedmesh.prototype.updatematrixworld=function(a){three.mesh.prototype.updatematrixworld.call(this,!0);"attached"===this.bindmode?this.bindmatrixinverse.getinverse(this.matrixworld):"detached"===this.bindmode?this.bindmatrixinverse.getinverse(this.bindmatrix):three.warn("three.skinnedmesh unreckognized bindmode: "+this.bindmode)};
three.skinnedmesh.prototype.clone=function(a){void 0===a&&(a=new three.skinnedmesh(this.geometry,this.material,this.usevertextexture));three.mesh.prototype.clone.call(this,a);return a};three.morphanimmesh=function(a,b){three.mesh.call(this,a,b);this.type="morphanimmesh";this.duration=1e3;this.mirroredloop=!1;this.currentkeyframe=this.lastkeyframe=this.time=0;this.direction=1;this.directionbackwards=!1;this.setframerange(0,this.geometry.morphtargets.length-1)};three.morphanimmesh.prototype=object.create(three.mesh.prototype);
three.morphanimmesh.prototype.constructor=three.morphanimmesh;three.morphanimmesh.prototype.setframerange=function(a,b){this.startkeyframe=a;this.endkeyframe=b;this.length=this.endkeyframe-this.startkeyframe+1};three.morphanimmesh.prototype.setdirectionforward=function(){this.direction=1;this.directionbackwards=!1};three.morphanimmesh.prototype.setdirectionbackward=function(){this.direction=-1;this.directionbackwards=!0};
three.morphanimmesh.prototype.parseanimations=function(){var a=this.geometry;a.animations||(a.animations={});for(var b,c=a.animations,d=/([a-z]+)_?(\d+)/,e=0,f=a.morphtargets.length;e<f;e++){var g=a.morphtargets[e].name.match(d);if(g&&1<g.length){g=g[1];c[g]||(c[g]={start:infinity,end:-infinity});var h=c[g];e<h.start&&(h.start=e);e>h.end&&(h.end=e);b||(b=g)}}a.firstanimation=b};
three.morphanimmesh.prototype.setanimationlabel=function(a,b,c){this.geometry.animations||(this.geometry.animations={});this.geometry.animations[a]={start:b,end:c}};three.morphanimmesh.prototype.playanimation=function(a,b){var c=this.geometry.animations[a];c?(this.setframerange(c.start,c.end),this.duration=(c.end-c.start)/b*1e3,this.time=0):three.warn("three.morphanimmesh: animation["+a+"] undefined in .playanimation()")};
three.morphanimmesh.prototype.updateanimation=function(a){var b=this.duration/this.length;this.time+=this.direction*a;if(this.mirroredloop){if(this.time>this.duration||0>this.time)this.direction*=-1,this.time>this.duration&&(this.time=this.duration,this.directionbackwards=!0),0>this.time&&(this.time=0,this.directionbackwards=!1)}else this.time%=this.duration,0>this.time&&(this.time+=this.duration);a=this.startkeyframe+three.math.clamp(math.floor(this.time/b),0,this.length-1);a!==this.currentkeyframe&&
(this.morphtargetinfluences[this.lastkeyframe]=0,this.morphtargetinfluences[this.currentkeyframe]=1,this.morphtargetinfluences[a]=0,this.lastkeyframe=this.currentkeyframe,this.currentkeyframe=a);b=this.time%b/b;this.directionbackwards&&(b=1-b);this.morphtargetinfluences[this.currentkeyframe]=b;this.morphtargetinfluences[this.lastkeyframe]=1-b};
three.morphanimmesh.prototype.interpolatetargets=function(a,b,c){for(var d=this.morphtargetinfluences,e=0,f=d.length;e<f;e++)d[e]=0;-1<a&&(d[a]=1-c);-1<b&&(d[b]=c)};
three.morphanimmesh.prototype.clone=function(a){void 0===a&&(a=new three.morphanimmesh(this.geometry,this.material));a.duration=this.duration;a.mirroredloop=this.mirroredloop;a.time=this.time;a.lastkeyframe=this.lastkeyframe;a.currentkeyframe=this.currentkeyframe;a.direction=this.direction;a.directionbackwards=this.directionbackwards;three.mesh.prototype.clone.call(this,a);return a};three.lod=function(){three.object3d.call(this);this.objects=[]};three.lod.prototype=object.create(three.object3d.prototype);
three.lod.prototype.constructor=three.lod;three.lod.prototype.addlevel=function(a,b){void 0===b&&(b=0);b=math.abs(b);for(var c=0;c<this.objects.length&&!(b<this.objects[c].distance);c++);this.objects.splice(c,0,{distance:b,object:a});this.add(a)};three.lod.prototype.getobjectfordistance=function(a){for(var b=1,c=this.objects.length;b<c&&!(a<this.objects[b].distance);b++);return this.objects[b-1].object};
three.lod.prototype.raycast=function(){var a=new three.vector3;return function(b,c){a.setfrommatrixposition(this.matrixworld);var d=b.ray.origin.distanceto(a);this.getobjectfordistance(d).raycast(b,c)}}();
three.lod.prototype.update=function(){var a=new three.vector3,b=new three.vector3;return function(c){if(1<this.objects.length){a.setfrommatrixposition(c.matrixworld);b.setfrommatrixposition(this.matrixworld);c=a.distanceto(b);this.objects[0].object.visible=!0;for(var d=1,e=this.objects.length;d<e;d++)if(c>=this.objects[d].distance)this.objects[d-1].object.visible=!1,this.objects[d].object.visible=!0;else break;for(;d<e;d++)this.objects[d].object.visible=!1}}}();
three.lod.prototype.clone=function(a){void 0===a&&(a=new three.lod);three.object3d.prototype.clone.call(this,a);for(var b=0,c=this.objects.length;b<c;b++){var d=this.objects[b].object.clone();d.visible=0===b;a.addlevel(d,this.objects[b].distance)}return a};
three.sprite=function(){var a=new uint16array([0,1,2,0,2,3]),b=new float32array([-.5,-.5,0,.5,-.5,0,.5,.5,0,-.5,.5,0]),c=new float32array([0,0,1,0,1,1,0,1]),d=new three.buffergeometry;d.addattribute("index",new three.bufferattribute(a,1));d.addattribute("position",new three.bufferattribute(b,3));d.addattribute("uv",new three.bufferattribute(c,2));return function(a){three.object3d.call(this);this.type="sprite";this.geometry=d;this.material=void 0!==a?a:new three.spritematerial}}();
three.sprite.prototype=object.create(three.object3d.prototype);three.sprite.prototype.constructor=three.sprite;three.sprite.prototype.raycast=function(){var a=new three.vector3;return function(b,c){a.setfrommatrixposition(this.matrixworld);var d=b.ray.distancetopoint(a);d>this.scale.x||c.push({distance:d,point:this.position,face:null,object:this})}}();three.sprite.prototype.clone=function(a){void 0===a&&(a=new three.sprite(this.material));three.object3d.prototype.clone.call(this,a);return a};
three.particle=three.sprite;three.lensflare=function(a,b,c,d,e){three.object3d.call(this);this.lensflares=[];this.positionscreen=new three.vector3;this.customupdatecallback=void 0;void 0!==a&&this.add(a,b,c,d,e)};three.lensflare.prototype=object.create(three.object3d.prototype);three.lensflare.prototype.constructor=three.lensflare;
three.lensflare.prototype.add=function(a,b,c,d,e,f){void 0===b&&(b=-1);void 0===c&&(c=0);void 0===f&&(f=1);void 0===e&&(e=new three.color(16777215));void 0===d&&(d=three.normalblending);c=math.min(c,math.max(0,c));this.lensflares.push({texture:a,size:b,distance:c,x:0,y:0,z:0,scale:1,rotation:1,opacity:f,color:e,blending:d})};
three.lensflare.prototype.updatelensflares=function(){var a,b=this.lensflares.length,c,d=2*-this.positionscreen.x,e=2*-this.positionscreen.y;for(a=0;a<b;a++)c=this.lensflares[a],c.x=this.positionscreen.x+d*c.distance,c.y=this.positionscreen.y+e*c.distance,c.wantedrotation=c.x*math.pi*.25,c.rotation+=.25*(c.wantedrotation-c.rotation)};three.scene=function(){three.object3d.call(this);this.type="scene";this.overridematerial=this.fog=null;this.autoupdate=!0};three.scene.prototype=object.create(three.object3d.prototype);
three.scene.prototype.constructor=three.scene;three.scene.prototype.clone=function(a){void 0===a&&(a=new three.scene);three.object3d.prototype.clone.call(this,a);null!==this.fog&&(a.fog=this.fog.clone());null!==this.overridematerial&&(a.overridematerial=this.overridematerial.clone());a.autoupdate=this.autoupdate;a.matrixautoupdate=this.matrixautoupdate;return a};three.fog=function(a,b,c){this.name="";this.color=new three.color(a);this.near=void 0!==b?b:1;this.far=void 0!==c?c:1e3};
three.fog.prototype.clone=function(){return new three.fog(this.color.gethex(),this.near,this.far)};three.fogexp2=function(a,b){this.name="";this.color=new three.color(a);this.density=void 0!==b?b:2.5e-4};three.fogexp2.prototype.clone=function(){return new three.fogexp2(this.color.gethex(),this.density)};three.shaderchunk={};three.shaderchunk.common="#define pi 3.14159\n#define pi2 6.28318\n#define reciprocal_pi2 0.15915494\n#define log2 1.442695\n#define epsilon 1e-6\n\nfloat square( in float a ) { return a*a; }\nvec2  square( in vec2 a )  { return vec2( a.x*a.x, a.y*a.y ); }\nvec3  square( in vec3 a )  { return vec3( a.x*a.x, a.y*a.y, a.z*a.z ); }\nvec4  square( in vec4 a )  { return vec4( a.x*a.x, a.y*a.y, a.z*a.z, a.w*a.w ); }\nfloat saturate( in float a ) { return clamp( a, 0.0, 1.0 ); }\nvec2  saturate( in vec2 a )  { return clamp( a, 0.0, 1.0 ); }\nvec3  saturate( in vec3 a )  { return clamp( a, 0.0, 1.0 ); }\nvec4  saturate( in vec4 a )  { return clamp( a, 0.0, 1.0 ); }\nfloat average( in float a ) { return a; }\nfloat average( in vec2 a )  { return ( a.x + a.y) * 0.5; }\nfloat average( in vec3 a )  { return ( a.x + a.y + a.z) / 3.0; }\nfloat average( in vec4 a )  { return ( a.x + a.y + a.z + a.w) * 0.25; }\nfloat whitecompliment( in float a ) { return saturate( 1.0 - a ); }\nvec2  whitecompliment( in vec2 a )  { return saturate( vec2(1.0) - a ); }\nvec3  whitecompliment( in vec3 a )  { return saturate( vec3(1.0) - a ); }\nvec4  whitecompliment( in vec4 a )  { return saturate( vec4(1.0) - a ); }\nvec3 transformdirection( in vec3 normal, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( normal, 0.0 ) ).xyz );\n}\n// http://en.wikibooks.org/wiki/glsl_programming/applying_matrix_transformations\nvec3 inversetransformdirection( in vec3 normal, in mat4 matrix ) {\n\treturn normalize( ( vec4( normal, 0.0 ) * matrix ).xyz );\n}\nvec3 projectonplane(in vec3 point, in vec3 pointonplane, in vec3 planenormal) {\n\tfloat distance = dot( planenormal, point-pointonplane );\n\treturn point - distance * planenormal;\n}\nfloat sideofplane( in vec3 point, in vec3 pointonplane, in vec3 planenormal ) {\n\treturn sign( dot( point - pointonplane, planenormal ) );\n}\nvec3 lineplaneintersect( in vec3 pointonline, in vec3 linedirection, in vec3 pointonplane, in vec3 planenormal ) {\n\treturn pointonline + linedirection * ( dot( planenormal, pointonplane - pointonline ) / dot( planenormal, linedirection ) );\n}\nfloat calclightattenuation( float lightdistance, float cutoffdistance, float decayexponent ) {\n\tif ( decayexponent > 0.0 ) {\n\t  return pow( saturate( 1.0 - lightdistance / cutoffdistance ), decayexponent );\n\t}\n\treturn 1.0;\n}\n\nvec3 inputtolinear( in vec3 a ) {\n#ifdef gamma_input\n\treturn pow( a, vec3( float( gamma_factor ) ) );\n#else\n\treturn a;\n#endif\n}\nvec3 lineartooutput( in vec3 a ) {\n#ifdef gamma_output\n\treturn pow( a, vec3( 1.0 / float( gamma_factor ) ) );\n#else\n\treturn a;\n#endif\n}\n";
three.shaderchunk.alphatest_fragment="#ifdef alphatest\n\n\tif ( diffusecolor.a < alphatest ) discard;\n\n#endif\n";three.shaderchunk.lights_lambert_vertex="vlightfront = vec3( 0.0 );\n\n#ifdef double_sided\n\n\tvlightback = vec3( 0.0 );\n\n#endif\n\ntransformednormal = normalize( transformednormal );\n\n#if max_dir_lights > 0\n\nfor( int i = 0; i < max_dir_lights; i ++ ) {\n\n\tvec3 dirvector = transformdirection( directionallightdirection[ i ], viewmatrix );\n\n\tfloat dotproduct = dot( transformednormal, dirvector );\n\tvec3 directionallightweighting = vec3( max( dotproduct, 0.0 ) );\n\n\t#ifdef double_sided\n\n\t\tvec3 directionallightweightingback = vec3( max( -dotproduct, 0.0 ) );\n\n\t\t#ifdef wrap_around\n\n\t\t\tvec3 directionallightweightinghalfback = vec3( max( -0.5 * dotproduct + 0.5, 0.0 ) );\n\n\t\t#endif\n\n\t#endif\n\n\t#ifdef wrap_around\n\n\t\tvec3 directionallightweightinghalf = vec3( max( 0.5 * dotproduct + 0.5, 0.0 ) );\n\t\tdirectionallightweighting = mix( directionallightweighting, directionallightweightinghalf, wraprgb );\n\n\t\t#ifdef double_sided\n\n\t\t\tdirectionallightweightingback = mix( directionallightweightingback, directionallightweightinghalfback, wraprgb );\n\n\t\t#endif\n\n\t#endif\n\n\tvlightfront += directionallightcolor[ i ] * directionallightweighting;\n\n\t#ifdef double_sided\n\n\t\tvlightback += directionallightcolor[ i ] * directionallightweightingback;\n\n\t#endif\n\n}\n\n#endif\n\n#if max_point_lights > 0\n\n\tfor( int i = 0; i < max_point_lights; i ++ ) {\n\n\t\tvec4 lposition = viewmatrix * vec4( pointlightposition[ i ], 1.0 );\n\t\tvec3 lvector = lposition.xyz - mvposition.xyz;\n\n\t\tfloat attenuation = calclightattenuation( length( lvector ), pointlightdistance[ i ], pointlightdecay[ i ] );\n\n\t\tlvector = normalize( lvector );\n\t\tfloat dotproduct = dot( transformednormal, lvector );\n\n\t\tvec3 pointlightweighting = vec3( max( dotproduct, 0.0 ) );\n\n\t\t#ifdef double_sided\n\n\t\t\tvec3 pointlightweightingback = vec3( max( -dotproduct, 0.0 ) );\n\n\t\t\t#ifdef wrap_around\n\n\t\t\t\tvec3 pointlightweightinghalfback = vec3( max( -0.5 * dotproduct + 0.5, 0.0 ) );\n\n\t\t\t#endif\n\n\t\t#endif\n\n\t\t#ifdef wrap_around\n\n\t\t\tvec3 pointlightweightinghalf = vec3( max( 0.5 * dotproduct + 0.5, 0.0 ) );\n\t\t\tpointlightweighting = mix( pointlightweighting, pointlightweightinghalf, wraprgb );\n\n\t\t\t#ifdef double_sided\n\n\t\t\t\tpointlightweightingback = mix( pointlightweightingback, pointlightweightinghalfback, wraprgb );\n\n\t\t\t#endif\n\n\t\t#endif\n\n\t\tvlightfront += pointlightcolor[ i ] * pointlightweighting * attenuation;\n\n\t\t#ifdef double_sided\n\n\t\t\tvlightback += pointlightcolor[ i ] * pointlightweightingback * attenuation;\n\n\t\t#endif\n\n\t}\n\n#endif\n\n#if max_spot_lights > 0\n\n\tfor( int i = 0; i < max_spot_lights; i ++ ) {\n\n\t\tvec4 lposition = viewmatrix * vec4( spotlightposition[ i ], 1.0 );\n\t\tvec3 lvector = lposition.xyz - mvposition.xyz;\n\n\t\tfloat spoteffect = dot( spotlightdirection[ i ], normalize( spotlightposition[ i ] - worldposition.xyz ) );\n\n\t\tif ( spoteffect > spotlightanglecos[ i ] ) {\n\n\t\t\tspoteffect = max( pow( max( spoteffect, 0.0 ), spotlightexponent[ i ] ), 0.0 );\n\n\t\t\tfloat attenuation = calclightattenuation( length( lvector ), spotlightdistance[ i ], spotlightdecay[ i ] );\n\n\t\t\tlvector = normalize( lvector );\n\n\t\t\tfloat dotproduct = dot( transformednormal, lvector );\n\t\t\tvec3 spotlightweighting = vec3( max( dotproduct, 0.0 ) );\n\n\t\t\t#ifdef double_sided\n\n\t\t\t\tvec3 spotlightweightingback = vec3( max( -dotproduct, 0.0 ) );\n\n\t\t\t\t#ifdef wrap_around\n\n\t\t\t\t\tvec3 spotlightweightinghalfback = vec3( max( -0.5 * dotproduct + 0.5, 0.0 ) );\n\n\t\t\t\t#endif\n\n\t\t\t#endif\n\n\t\t\t#ifdef wrap_around\n\n\t\t\t\tvec3 spotlightweightinghalf = vec3( max( 0.5 * dotproduct + 0.5, 0.0 ) );\n\t\t\t\tspotlightweighting = mix( spotlightweighting, spotlightweightinghalf, wraprgb );\n\n\t\t\t\t#ifdef double_sided\n\n\t\t\t\t\tspotlightweightingback = mix( spotlightweightingback, spotlightweightinghalfback, wraprgb );\n\n\t\t\t\t#endif\n\n\t\t\t#endif\n\n\t\t\tvlightfront += spotlightcolor[ i ] * spotlightweighting * attenuation * spoteffect;\n\n\t\t\t#ifdef double_sided\n\n\t\t\t\tvlightback += spotlightcolor[ i ] * spotlightweightingback * attenuation * spoteffect;\n\n\t\t\t#endif\n\n\t\t}\n\n\t}\n\n#endif\n\n#if max_hemi_lights > 0\n\n\tfor( int i = 0; i < max_hemi_lights; i ++ ) {\n\n\t\tvec3 lvector = transformdirection( hemispherelightdirection[ i ], viewmatrix );\n\n\t\tfloat dotproduct = dot( transformednormal, lvector );\n\n\t\tfloat hemidiffuseweight = 0.5 * dotproduct + 0.5;\n\t\tfloat hemidiffuseweightback = -0.5 * dotproduct + 0.5;\n\n\t\tvlightfront += mix( hemispherelightgroundcolor[ i ], hemispherelightskycolor[ i ], hemidiffuseweight );\n\n\t\t#ifdef double_sided\n\n\t\t\tvlightback += mix( hemispherelightgroundcolor[ i ], hemispherelightskycolor[ i ], hemidiffuseweightback );\n\n\t\t#endif\n\n\t}\n\n#endif\n\nvlightfront += ambientlightcolor;\n\n#ifdef double_sided\n\n\tvlightback += ambientlightcolor;\n\n#endif\n";
three.shaderchunk.map_particle_pars_fragment="#ifdef use_map\n\n\tuniform vec4 offsetrepeat;\n\tuniform sampler2d map;\n\n#endif\n";three.shaderchunk.default_vertex="#ifdef use_skinning\n\n\tvec4 mvposition = modelviewmatrix * skinned;\n\n#elif defined( use_morphtargets )\n\n\tvec4 mvposition = modelviewmatrix * vec4( morphed, 1.0 );\n\n#else\n\n\tvec4 mvposition = modelviewmatrix * vec4( position, 1.0 );\n\n#endif\n\ngl_position = projectionmatrix * mvposition;\n";
three.shaderchunk.map_pars_fragment="#if defined( use_map ) || defined( use_bumpmap ) || defined( use_normalmap ) || defined( use_specularmap ) || defined( use_alphamap )\n\n\tvarying vec2 vuv;\n\n#endif\n\n#ifdef use_map\n\n\tuniform sampler2d map;\n\n#endif";three.shaderchunk.skinnormal_vertex="#ifdef use_skinning\n\n\tmat4 skinmatrix = mat4( 0.0 );\n\tskinmatrix += skinweight.x * bonematx;\n\tskinmatrix += skinweight.y * bonematy;\n\tskinmatrix += skinweight.z * bonematz;\n\tskinmatrix += skinweight.w * bonematw;\n\tskinmatrix  = bindmatrixinverse * skinmatrix * bindmatrix;\n\n\t#ifdef use_morphnormals\n\n\tvec4 skinnednormal = skinmatrix * vec4( morphednormal, 0.0 );\n\n\t#else\n\n\tvec4 skinnednormal = skinmatrix * vec4( normal, 0.0 );\n\n\t#endif\n\n#endif\n";
three.shaderchunk.logdepthbuf_pars_vertex="#ifdef use_logdepthbuf\n\n\t#ifdef use_logdepthbuf_ext\n\n\t\tvarying float vfragdepth;\n\n\t#endif\n\n\tuniform float logdepthbuffc;\n\n#endif";three.shaderchunk.lightmap_pars_vertex="#ifdef use_lightmap\n\n\tvarying vec2 vuv2;\n\n#endif";three.shaderchunk.lights_phong_fragment="#ifndef flat_shaded\n\n\tvec3 normal = normalize( vnormal );\n\n\t#ifdef double_sided\n\n\t\tnormal = normal * ( -1.0 + 2.0 * float( gl_frontfacing ) );\n\n\t#endif\n\n#else\n\n\tvec3 fdx = dfdx( vviewposition );\n\tvec3 fdy = dfdy( vviewposition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n\n#endif\n\nvec3 viewposition = normalize( vviewposition );\n\n#ifdef use_normalmap\n\n\tnormal = perturbnormal2arb( -vviewposition, normal );\n\n#elif defined( use_bumpmap )\n\n\tnormal = perturbnormalarb( -vviewposition, normal, dhdxy_fwd() );\n\n#endif\n\nvec3 totaldiffuselight = vec3( 0.0 );\nvec3 totalspecularlight = vec3( 0.0 );\n\n#if max_point_lights > 0\n\n\tfor ( int i = 0; i < max_point_lights; i ++ ) {\n\n\t\tvec4 lposition = viewmatrix * vec4( pointlightposition[ i ], 1.0 );\n\t\tvec3 lvector = lposition.xyz + vviewposition.xyz;\n\n\t\tfloat attenuation = calclightattenuation( length( lvector ), pointlightdistance[ i ], pointlightdecay[ i ] );\n\n\t\tlvector = normalize( lvector );\n\n\t\t// diffuse\n\n\t\tfloat dotproduct = dot( normal, lvector );\n\n\t\t#ifdef wrap_around\n\n\t\t\tfloat pointdiffuseweightfull = max( dotproduct, 0.0 );\n\t\t\tfloat pointdiffuseweighthalf = max( 0.5 * dotproduct + 0.5, 0.0 );\n\n\t\t\tvec3 pointdiffuseweight = mix( vec3( pointdiffuseweightfull ), vec3( pointdiffuseweighthalf ), wraprgb );\n\n\t\t#else\n\n\t\t\tfloat pointdiffuseweight = max( dotproduct, 0.0 );\n\n\t\t#endif\n\n\t\ttotaldiffuselight += pointlightcolor[ i ] * pointdiffuseweight * attenuation;\n\n\t\t\t\t// specular\n\n\t\tvec3 pointhalfvector = normalize( lvector + viewposition );\n\t\tfloat pointdotnormalhalf = max( dot( normal, pointhalfvector ), 0.0 );\n\t\tfloat pointspecularweight = specularstrength * max( pow( pointdotnormalhalf, shininess ), 0.0 );\n\n\t\tfloat specularnormalization = ( shininess + 2.0 ) / 8.0;\n\n\t\tvec3 schlick = specular + vec3( 1.0 - specular ) * pow( max( 1.0 - dot( lvector, pointhalfvector ), 0.0 ), 5.0 );\n\t\ttotalspecularlight += schlick * pointlightcolor[ i ] * pointspecularweight * pointdiffuseweight * attenuation * specularnormalization;\n\n\t}\n\n#endif\n\n#if max_spot_lights > 0\n\n\tfor ( int i = 0; i < max_spot_lights; i ++ ) {\n\n\t\tvec4 lposition = viewmatrix * vec4( spotlightposition[ i ], 1.0 );\n\t\tvec3 lvector = lposition.xyz + vviewposition.xyz;\n\n\t\tfloat attenuation = calclightattenuation( length( lvector ), spotlightdistance[ i ], spotlightdecay[ i ] );\n\n\t\tlvector = normalize( lvector );\n\n\t\tfloat spoteffect = dot( spotlightdirection[ i ], normalize( spotlightposition[ i ] - vworldposition ) );\n\n\t\tif ( spoteffect > spotlightanglecos[ i ] ) {\n\n\t\t\tspoteffect = max( pow( max( spoteffect, 0.0 ), spotlightexponent[ i ] ), 0.0 );\n\n\t\t\t// diffuse\n\n\t\t\tfloat dotproduct = dot( normal, lvector );\n\n\t\t\t#ifdef wrap_around\n\n\t\t\t\tfloat spotdiffuseweightfull = max( dotproduct, 0.0 );\n\t\t\t\tfloat spotdiffuseweighthalf = max( 0.5 * dotproduct + 0.5, 0.0 );\n\n\t\t\t\tvec3 spotdiffuseweight = mix( vec3( spotdiffuseweightfull ), vec3( spotdiffuseweighthalf ), wraprgb );\n\n\t\t\t#else\n\n\t\t\t\tfloat spotdiffuseweight = max( dotproduct, 0.0 );\n\n\t\t\t#endif\n\n\t\t\ttotaldiffuselight += spotlightcolor[ i ] * spotdiffuseweight * attenuation * spoteffect;\n\n\t\t\t// specular\n\n\t\t\tvec3 spothalfvector = normalize( lvector + viewposition );\n\t\t\tfloat spotdotnormalhalf = max( dot( normal, spothalfvector ), 0.0 );\n\t\t\tfloat spotspecularweight = specularstrength * max( pow( spotdotnormalhalf, shininess ), 0.0 );\n\n\t\t\tfloat specularnormalization = ( shininess + 2.0 ) / 8.0;\n\n\t\t\tvec3 schlick = specular + vec3( 1.0 - specular ) * pow( max( 1.0 - dot( lvector, spothalfvector ), 0.0 ), 5.0 );\n\t\t\ttotalspecularlight += schlick * spotlightcolor[ i ] * spotspecularweight * spotdiffuseweight * attenuation * specularnormalization * spoteffect;\n\n\t\t}\n\n\t}\n\n#endif\n\n#if max_dir_lights > 0\n\n\tfor( int i = 0; i < max_dir_lights; i ++ ) {\n\n\t\tvec3 dirvector = transformdirection( directionallightdirection[ i ], viewmatrix );\n\n\t\t// diffuse\n\n\t\tfloat dotproduct = dot( normal, dirvector );\n\n\t\t#ifdef wrap_around\n\n\t\t\tfloat dirdiffuseweightfull = max( dotproduct, 0.0 );\n\t\t\tfloat dirdiffuseweighthalf = max( 0.5 * dotproduct + 0.5, 0.0 );\n\n\t\t\tvec3 dirdiffuseweight = mix( vec3( dirdiffuseweightfull ), vec3( dirdiffuseweighthalf ), wraprgb );\n\n\t\t#else\n\n\t\t\tfloat dirdiffuseweight = max( dotproduct, 0.0 );\n\n\t\t#endif\n\n\t\ttotaldiffuselight += directionallightcolor[ i ] * dirdiffuseweight;\n\n\t\t// specular\n\n\t\tvec3 dirhalfvector = normalize( dirvector + viewposition );\n\t\tfloat dirdotnormalhalf = max( dot( normal, dirhalfvector ), 0.0 );\n\t\tfloat dirspecularweight = specularstrength * max( pow( dirdotnormalhalf, shininess ), 0.0 );\n\n\t\t/*\n\t\t// fresnel term from skin shader\n\t\tconst float f0 = 0.128;\n\n\t\tfloat base = 1.0 - dot( viewposition, dirhalfvector );\n\t\tfloat exponential = pow( base, 5.0 );\n\n\t\tfloat fresnel = exponential + f0 * ( 1.0 - exponential );\n\t\t*/\n\n\t\t/*\n\t\t// fresnel term from fresnel shader\n\t\tconst float mfresnelbias = 0.08;\n\t\tconst float mfresnelscale = 0.3;\n\t\tconst float mfresnelpower = 5.0;\n\n\t\tfloat fresnel = mfresnelbias + mfresnelscale * pow( 1.0 + dot( normalize( -viewposition ), normal ), mfresnelpower );\n\t\t*/\n\n\t\tfloat specularnormalization = ( shininess + 2.0 ) / 8.0;\n\n\t\t// \t\tdirspecular += specular * directionallightcolor[ i ] * dirspecularweight * dirdiffuseweight * specularnormalization * fresnel;\n\n\t\tvec3 schlick = specular + vec3( 1.0 - specular ) * pow( max( 1.0 - dot( dirvector, dirhalfvector ), 0.0 ), 5.0 );\n\t\ttotalspecularlight += schlick * directionallightcolor[ i ] * dirspecularweight * dirdiffuseweight * specularnormalization;\n\n\n\t}\n\n#endif\n\n#if max_hemi_lights > 0\n\n\tfor( int i = 0; i < max_hemi_lights; i ++ ) {\n\n\t\tvec3 lvector = transformdirection( hemispherelightdirection[ i ], viewmatrix );\n\n\t\t// diffuse\n\n\t\tfloat dotproduct = dot( normal, lvector );\n\t\tfloat hemidiffuseweight = 0.5 * dotproduct + 0.5;\n\n\t\tvec3 hemicolor = mix( hemispherelightgroundcolor[ i ], hemispherelightskycolor[ i ], hemidiffuseweight );\n\n\t\ttotaldiffuselight += hemicolor;\n\n\t\t// specular (sky light)\n\n\t\tvec3 hemihalfvectorsky = normalize( lvector + viewposition );\n\t\tfloat hemidotnormalhalfsky = 0.5 * dot( normal, hemihalfvectorsky ) + 0.5;\n\t\tfloat hemispecularweightsky = specularstrength * max( pow( max( hemidotnormalhalfsky, 0.0 ), shininess ), 0.0 );\n\n\t\t// specular (ground light)\n\n\t\tvec3 lvectorground = -lvector;\n\n\t\tvec3 hemihalfvectorground = normalize( lvectorground + viewposition );\n\t\tfloat hemidotnormalhalfground = 0.5 * dot( normal, hemihalfvectorground ) + 0.5;\n\t\tfloat hemispecularweightground = specularstrength * max( pow( max( hemidotnormalhalfground, 0.0 ), shininess ), 0.0 );\n\n\t\tfloat dotproductground = dot( normal, lvectorground );\n\n\t\tfloat specularnormalization = ( shininess + 2.0 ) / 8.0;\n\n\t\tvec3 schlicksky = specular + vec3( 1.0 - specular ) * pow( max( 1.0 - dot( lvector, hemihalfvectorsky ), 0.0 ), 5.0 );\n\t\tvec3 schlickground = specular + vec3( 1.0 - specular ) * pow( max( 1.0 - dot( lvectorground, hemihalfvectorground ), 0.0 ), 5.0 );\n\t\ttotalspecularlight += hemicolor * specularnormalization * ( schlicksky * hemispecularweightsky * max( dotproduct, 0.0 ) + schlickground * hemispecularweightground * max( dotproductground, 0.0 ) );\n\n\t}\n\n#endif\n\n#ifdef metal\n\n\toutgoinglight += diffusecolor.rgb * ( totaldiffuselight + ambientlightcolor ) * specular + totalspecularlight + emissive;\n\n#else\n\n\toutgoinglight += diffusecolor.rgb * ( totaldiffuselight + ambientlightcolor ) + totalspecularlight + emissive;\n\n#endif\n";
three.shaderchunk.fog_pars_fragment="#ifdef use_fog\n\n\tuniform vec3 fogcolor;\n\n\t#ifdef fog_exp2\n\n\t\tuniform float fogdensity;\n\n\t#else\n\n\t\tuniform float fognear;\n\t\tuniform float fogfar;\n\t#endif\n\n#endif";three.shaderchunk.morphnormal_vertex="#ifdef use_morphnormals\n\n\tvec3 morphednormal = vec3( 0.0 );\n\n\tmorphednormal += ( morphnormal0 - normal ) * morphtargetinfluences[ 0 ];\n\tmorphednormal += ( morphnormal1 - normal ) * morphtargetinfluences[ 1 ];\n\tmorphednormal += ( morphnormal2 - normal ) * morphtargetinfluences[ 2 ];\n\tmorphednormal += ( morphnormal3 - normal ) * morphtargetinfluences[ 3 ];\n\n\tmorphednormal += normal;\n\n#endif";
three.shaderchunk.envmap_pars_fragment="#ifdef use_envmap\n\n\tuniform float reflectivity;\n\t#ifdef envmap_type_cube\n\t\tuniform samplercube envmap;\n\t#else\n\t\tuniform sampler2d envmap;\n\t#endif\n\tuniform float flipenvmap;\n\n\t#if defined( use_bumpmap ) || defined( use_normalmap ) || defined( phong )\n\n\t\tuniform float refractionratio;\n\n\t#else\n\n\t\tvarying vec3 vreflect;\n\n\t#endif\n\n#endif\n";three.shaderchunk.logdepthbuf_fragment="#if defined(use_logdepthbuf) && defined(use_logdepthbuf_ext)\n\n\tgl_fragdepthext = log2(vfragdepth) * logdepthbuffc * 0.5;\n\n#endif";
three.shaderchunk.normalmap_pars_fragment="#ifdef use_normalmap\n\n\tuniform sampler2d normalmap;\n\tuniform vec2 normalscale;\n\n\t// per-pixel tangent space normal mapping\n\t// http://hacksoflife.blogspot.ch/2009/11/per-pixel-tangent-space-normal-mapping.html\n\n\tvec3 perturbnormal2arb( vec3 eye_pos, vec3 surf_norm ) {\n\n\t\tvec3 q0 = dfdx( eye_pos.xyz );\n\t\tvec3 q1 = dfdy( eye_pos.xyz );\n\t\tvec2 st0 = dfdx( vuv.st );\n\t\tvec2 st1 = dfdy( vuv.st );\n\n\t\tvec3 s = normalize( q0 * st1.t - q1 * st0.t );\n\t\tvec3 t = normalize( -q0 * st1.s + q1 * st0.s );\n\t\tvec3 n = normalize( surf_norm );\n\n\t\tvec3 mapn = texture2d( normalmap, vuv ).xyz * 2.0 - 1.0;\n\t\tmapn.xy = normalscale * mapn.xy;\n\t\tmat3 tsn = mat3( s, t, n );\n\t\treturn normalize( tsn * mapn );\n\n\t}\n\n#endif\n";
three.shaderchunk.lights_phong_pars_vertex="#if max_spot_lights > 0 || defined( use_bumpmap ) || defined( use_envmap )\n\n\tvarying vec3 vworldposition;\n\n#endif\n";three.shaderchunk.lightmap_pars_fragment="#ifdef use_lightmap\n\n\tvarying vec2 vuv2;\n\tuniform sampler2d lightmap;\n\n#endif";three.shaderchunk.shadowmap_vertex="#ifdef use_shadowmap\n\n\tfor( int i = 0; i < max_shadows; i ++ ) {\n\n\t\tvshadowcoord[ i ] = shadowmatrix[ i ] * worldposition;\n\n\t}\n\n#endif";
three.shaderchunk.lights_phong_vertex="#if max_spot_lights > 0 || defined( use_bumpmap ) || defined( use_envmap )\n\n\tvworldposition = worldposition.xyz;\n\n#endif";three.shaderchunk.map_fragment="#ifdef use_map\n\n\tvec4 texelcolor = texture2d( map, vuv );\n\n\ttexelcolor.xyz = inputtolinear( texelcolor.xyz );\n\n\tdiffusecolor *= texelcolor;\n\n#endif";three.shaderchunk.lightmap_vertex="#ifdef use_lightmap\n\n\tvuv2 = uv2;\n\n#endif";three.shaderchunk.map_particle_fragment="#ifdef use_map\n\n\tdiffusecolor *= texture2d( map, vec2( gl_pointcoord.x, 1.0 - gl_pointcoord.y ) * offsetrepeat.zw + offsetrepeat.xy );\n\n#endif\n";
three.shaderchunk.color_pars_fragment="#ifdef use_color\n\n\tvarying vec3 vcolor;\n\n#endif\n";three.shaderchunk.color_vertex="#ifdef use_color\n\n\tvcolor.xyz = inputtolinear( color.xyz );\n\n#endif";three.shaderchunk.skinning_vertex="#ifdef use_skinning\n\n\t#ifdef use_morphtargets\n\n\tvec4 skinvertex = bindmatrix * vec4( morphed, 1.0 );\n\n\t#else\n\n\tvec4 skinvertex = bindmatrix * vec4( position, 1.0 );\n\n\t#endif\n\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += bonematx * skinvertex * skinweight.x;\n\tskinned += bonematy * skinvertex * skinweight.y;\n\tskinned += bonematz * skinvertex * skinweight.z;\n\tskinned += bonematw * skinvertex * skinweight.w;\n\tskinned  = bindmatrixinverse * skinned;\n\n#endif\n";
three.shaderchunk.envmap_pars_vertex="#if defined( use_envmap ) && ! defined( use_bumpmap ) && ! defined( use_normalmap ) && ! defined( phong )\n\n\tvarying vec3 vreflect;\n\n\tuniform float refractionratio;\n\n#endif\n";three.shaderchunk.linear_to_gamma_fragment="\n\toutgoinglight = lineartooutput( outgoinglight );\n";three.shaderchunk.color_pars_vertex="#ifdef use_color\n\n\tvarying vec3 vcolor;\n\n#endif";three.shaderchunk.lights_lambert_pars_vertex="uniform vec3 ambientlightcolor;\n\n#if max_dir_lights > 0\n\n\tuniform vec3 directionallightcolor[ max_dir_lights ];\n\tuniform vec3 directionallightdirection[ max_dir_lights ];\n\n#endif\n\n#if max_hemi_lights > 0\n\n\tuniform vec3 hemispherelightskycolor[ max_hemi_lights ];\n\tuniform vec3 hemispherelightgroundcolor[ max_hemi_lights ];\n\tuniform vec3 hemispherelightdirection[ max_hemi_lights ];\n\n#endif\n\n#if max_point_lights > 0\n\n\tuniform vec3 pointlightcolor[ max_point_lights ];\n\tuniform vec3 pointlightposition[ max_point_lights ];\n\tuniform float pointlightdistance[ max_point_lights ];\n\tuniform float pointlightdecay[ max_point_lights ];\n\n#endif\n\n#if max_spot_lights > 0\n\n\tuniform vec3 spotlightcolor[ max_spot_lights ];\n\tuniform vec3 spotlightposition[ max_spot_lights ];\n\tuniform vec3 spotlightdirection[ max_spot_lights ];\n\tuniform float spotlightdistance[ max_spot_lights ];\n\tuniform float spotlightanglecos[ max_spot_lights ];\n\tuniform float spotlightexponent[ max_spot_lights ];\n\tuniform float spotlightdecay[ max_spot_lights ];\n\n#endif\n\n#ifdef wrap_around\n\n\tuniform vec3 wraprgb;\n\n#endif\n";
three.shaderchunk.map_pars_vertex="#if defined( use_map ) || defined( use_bumpmap ) || defined( use_normalmap ) || defined( use_specularmap ) || defined( use_alphamap )\n\n\tvarying vec2 vuv;\n\tuniform vec4 offsetrepeat;\n\n#endif\n";three.shaderchunk.envmap_fragment="#ifdef use_envmap\n\n\t#if defined( use_bumpmap ) || defined( use_normalmap ) || defined( phong )\n\n\t\tvec3 cameratovertex = normalize( vworldposition - cameraposition );\n\n\t\t// transforming normal vectors with the inverse transformation\n\t\tvec3 worldnormal = inversetransformdirection( normal, viewmatrix );\n\n\t\t#ifdef envmap_mode_reflection\n\n\t\t\tvec3 reflectvec = reflect( cameratovertex, worldnormal );\n\n\t\t#else\n\n\t\t\tvec3 reflectvec = refract( cameratovertex, worldnormal, refractionratio );\n\n\t\t#endif\n\n\t#else\n\n\t\tvec3 reflectvec = vreflect;\n\n\t#endif\n\n\t#ifdef double_sided\n\t\tfloat flipnormal = ( -1.0 + 2.0 * float( gl_frontfacing ) );\n\t#else\n\t\tfloat flipnormal = 1.0;\n\t#endif\n\n\t#ifdef envmap_type_cube\n\t\tvec4 envcolor = texturecube( envmap, flipnormal * vec3( flipenvmap * reflectvec.x, reflectvec.yz ) );\n\n\t#elif defined( envmap_type_equirec )\n\t\tvec2 sampleuv;\n\t\tsampleuv.y = saturate( flipnormal * reflectvec.y * 0.5 + 0.5 );\n\t\tsampleuv.x = atan( flipnormal * reflectvec.z, flipnormal * reflectvec.x ) * reciprocal_pi2 + 0.5;\n\t\tvec4 envcolor = texture2d( envmap, sampleuv );\n\n\t#elif defined( envmap_type_sphere )\n\t\tvec3 reflectview = flipnormal * normalize((viewmatrix * vec4( reflectvec, 0.0 )).xyz + vec3(0.0,0.0,1.0));\n\t\tvec4 envcolor = texture2d( envmap, reflectview.xy * 0.5 + 0.5 );\n\t#endif\n\n\tenvcolor.xyz = inputtolinear( envcolor.xyz );\n\n\t#ifdef envmap_blending_multiply\n\n\t\toutgoinglight = mix( outgoinglight, outgoinglight * envcolor.xyz, specularstrength * reflectivity );\n\n\t#elif defined( envmap_blending_mix )\n\n\t\toutgoinglight = mix( outgoinglight, envcolor.xyz, specularstrength * reflectivity );\n\n\t#elif defined( envmap_blending_add )\n\n\t\toutgoinglight += envcolor.xyz * specularstrength * reflectivity;\n\n\t#endif\n\n#endif\n";
three.shaderchunk.specularmap_pars_fragment="#ifdef use_specularmap\n\n\tuniform sampler2d specularmap;\n\n#endif";three.shaderchunk.logdepthbuf_vertex="#ifdef use_logdepthbuf\n\n\tgl_position.z = log2(max( epsilon, gl_position.w + 1.0 )) * logdepthbuffc;\n\n\t#ifdef use_logdepthbuf_ext\n\n\t\tvfragdepth = 1.0 + gl_position.w;\n\n#else\n\n\t\tgl_position.z = (gl_position.z - 1.0) * gl_position.w;\n\n\t#endif\n\n#endif";three.shaderchunk.morphtarget_pars_vertex="#ifdef use_morphtargets\n\n\t#ifndef use_morphnormals\n\n\tuniform float morphtargetinfluences[ 8 ];\n\n\t#else\n\n\tuniform float morphtargetinfluences[ 4 ];\n\n\t#endif\n\n#endif";
three.shaderchunk.specularmap_fragment="float specularstrength;\n\n#ifdef use_specularmap\n\n\tvec4 texelspecular = texture2d( specularmap, vuv );\n\tspecularstrength = texelspecular.r;\n\n#else\n\n\tspecularstrength = 1.0;\n\n#endif";three.shaderchunk.fog_fragment="#ifdef use_fog\n\n\t#ifdef use_logdepthbuf_ext\n\n\t\tfloat depth = gl_fragdepthext / gl_fragcoord.w;\n\n\t#else\n\n\t\tfloat depth = gl_fragcoord.z / gl_fragcoord.w;\n\n\t#endif\n\n\t#ifdef fog_exp2\n\n\t\tfloat fogfactor = exp2( - square( fogdensity ) * square( depth ) * log2 );\n\t\tfogfactor = whitecompliment( fogfactor );\n\n\t#else\n\n\t\tfloat fogfactor = smoothstep( fognear, fogfar, depth );\n\n\t#endif\n\t\n\toutgoinglight = mix( outgoinglight, fogcolor, fogfactor );\n\n#endif";
three.shaderchunk.bumpmap_pars_fragment="#ifdef use_bumpmap\n\n\tuniform sampler2d bumpmap;\n\tuniform float bumpscale;\n\n\t// derivative maps - bump mapping unparametrized surfaces by morten mikkelsen\n\t// http://mmikkelsen3d.blogspot.sk/2011/07/derivative-maps.html\n\n\t// evaluate the derivative of the height w.r.t. screen-space using forward differencing (listing 2)\n\n\tvec2 dhdxy_fwd() {\n\n\t\tvec2 dstdx = dfdx( vuv );\n\t\tvec2 dstdy = dfdy( vuv );\n\n\t\tfloat hll = bumpscale * texture2d( bumpmap, vuv ).x;\n\t\tfloat dbx = bumpscale * texture2d( bumpmap, vuv + dstdx ).x - hll;\n\t\tfloat dby = bumpscale * texture2d( bumpmap, vuv + dstdy ).x - hll;\n\n\t\treturn vec2( dbx, dby );\n\n\t}\n\n\tvec3 perturbnormalarb( vec3 surf_pos, vec3 surf_norm, vec2 dhdxy ) {\n\n\t\tvec3 vsigmax = dfdx( surf_pos );\n\t\tvec3 vsigmay = dfdy( surf_pos );\n\t\tvec3 vn = surf_norm;\t\t// normalized\n\n\t\tvec3 r1 = cross( vsigmay, vn );\n\t\tvec3 r2 = cross( vn, vsigmax );\n\n\t\tfloat fdet = dot( vsigmax, r1 );\n\n\t\tvec3 vgrad = sign( fdet ) * ( dhdxy.x * r1 + dhdxy.y * r2 );\n\t\treturn normalize( abs( fdet ) * surf_norm - vgrad );\n\n\t}\n\n#endif\n";
three.shaderchunk.defaultnormal_vertex="#ifdef use_skinning\n\n\tvec3 objectnormal = skinnednormal.xyz;\n\n#elif defined( use_morphnormals )\n\n\tvec3 objectnormal = morphednormal;\n\n#else\n\n\tvec3 objectnormal = normal;\n\n#endif\n\n#ifdef flip_sided\n\n\tobjectnormal = -objectnormal;\n\n#endif\n\nvec3 transformednormal = normalmatrix * objectnormal;\n";three.shaderchunk.lights_phong_pars_fragment="uniform vec3 ambientlightcolor;\n\n#if max_dir_lights > 0\n\n\tuniform vec3 directionallightcolor[ max_dir_lights ];\n\tuniform vec3 directionallightdirection[ max_dir_lights ];\n\n#endif\n\n#if max_hemi_lights > 0\n\n\tuniform vec3 hemispherelightskycolor[ max_hemi_lights ];\n\tuniform vec3 hemispherelightgroundcolor[ max_hemi_lights ];\n\tuniform vec3 hemispherelightdirection[ max_hemi_lights ];\n\n#endif\n\n#if max_point_lights > 0\n\n\tuniform vec3 pointlightcolor[ max_point_lights ];\n\n\tuniform vec3 pointlightposition[ max_point_lights ];\n\tuniform float pointlightdistance[ max_point_lights ];\n\tuniform float pointlightdecay[ max_point_lights ];\n\n#endif\n\n#if max_spot_lights > 0\n\n\tuniform vec3 spotlightcolor[ max_spot_lights ];\n\tuniform vec3 spotlightposition[ max_spot_lights ];\n\tuniform vec3 spotlightdirection[ max_spot_lights ];\n\tuniform float spotlightanglecos[ max_spot_lights ];\n\tuniform float spotlightexponent[ max_spot_lights ];\n\tuniform float spotlightdistance[ max_spot_lights ];\n\tuniform float spotlightdecay[ max_spot_lights ];\n\n#endif\n\n#if max_spot_lights > 0 || defined( use_bumpmap ) || defined( use_envmap )\n\n\tvarying vec3 vworldposition;\n\n#endif\n\n#ifdef wrap_around\n\n\tuniform vec3 wraprgb;\n\n#endif\n\nvarying vec3 vviewposition;\n\n#ifndef flat_shaded\n\n\tvarying vec3 vnormal;\n\n#endif\n";
three.shaderchunk.skinbase_vertex="#ifdef use_skinning\n\n\tmat4 bonematx = getbonematrix( skinindex.x );\n\tmat4 bonematy = getbonematrix( skinindex.y );\n\tmat4 bonematz = getbonematrix( skinindex.z );\n\tmat4 bonematw = getbonematrix( skinindex.w );\n\n#endif";three.shaderchunk.map_vertex="#if defined( use_map ) || defined( use_bumpmap ) || defined( use_normalmap ) || defined( use_specularmap ) || defined( use_alphamap )\n\n\tvuv = uv * offsetrepeat.zw + offsetrepeat.xy;\n\n#endif";
three.shaderchunk.lightmap_fragment="#ifdef use_lightmap\n\n\toutgoinglight *= diffusecolor.xyz * texture2d( lightmap, vuv2 ).xyz;\n\n#endif";three.shaderchunk.shadowmap_pars_vertex="#ifdef use_shadowmap\n\n\tvarying vec4 vshadowcoord[ max_shadows ];\n\tuniform mat4 shadowmatrix[ max_shadows ];\n\n#endif";three.shaderchunk.color_fragment="#ifdef use_color\n\n\tdiffusecolor.rgb *= vcolor;\n\n#endif";three.shaderchunk.morphtarget_vertex="#ifdef use_morphtargets\n\n\tvec3 morphed = vec3( 0.0 );\n\tmorphed += ( morphtarget0 - position ) * morphtargetinfluences[ 0 ];\n\tmorphed += ( morphtarget1 - position ) * morphtargetinfluences[ 1 ];\n\tmorphed += ( morphtarget2 - position ) * morphtargetinfluences[ 2 ];\n\tmorphed += ( morphtarget3 - position ) * morphtargetinfluences[ 3 ];\n\n\t#ifndef use_morphnormals\n\n\tmorphed += ( morphtarget4 - position ) * morphtargetinfluences[ 4 ];\n\tmorphed += ( morphtarget5 - position ) * morphtargetinfluences[ 5 ];\n\tmorphed += ( morphtarget6 - position ) * morphtargetinfluences[ 6 ];\n\tmorphed += ( morphtarget7 - position ) * morphtargetinfluences[ 7 ];\n\n\t#endif\n\n\tmorphed += position;\n\n#endif";
three.shaderchunk.envmap_vertex="#if defined( use_envmap ) && ! defined( use_bumpmap ) && ! defined( use_normalmap ) && ! defined( phong )\n\n\tvec3 worldnormal = transformdirection( objectnormal, modelmatrix );\n\n\tvec3 cameratovertex = normalize( worldposition.xyz - cameraposition );\n\n\t#ifdef envmap_mode_reflection\n\n\t\tvreflect = reflect( cameratovertex, worldnormal );\n\n\t#else\n\n\t\tvreflect = refract( cameratovertex, worldnormal, refractionratio );\n\n\t#endif\n\n#endif\n";
three.shaderchunk.shadowmap_fragment="#ifdef use_shadowmap\n\n\t#ifdef shadowmap_debug\n\n\t\tvec3 frustumcolors[3];\n\t\tfrustumcolors[0] = vec3( 1.0, 0.5, 0.0 );\n\t\tfrustumcolors[1] = vec3( 0.0, 1.0, 0.8 );\n\t\tfrustumcolors[2] = vec3( 0.0, 0.5, 1.0 );\n\n\t#endif\n\n\t#ifdef shadowmap_cascade\n\n\t\tint infrustumcount = 0;\n\n\t#endif\n\n\tfloat fdepth;\n\tvec3 shadowcolor = vec3( 1.0 );\n\n\tfor( int i = 0; i < max_shadows; i ++ ) {\n\n\t\tvec3 shadowcoord = vshadowcoord[ i ].xyz / vshadowcoord[ i ].w;\n\n\t\t\t\t// if ( something && something ) breaks ati opengl shader compiler\n\t\t\t\t// if ( all( something, something ) ) using this instead\n\n\t\tbvec4 infrustumvec = bvec4 ( shadowcoord.x >= 0.0, shadowcoord.x <= 1.0, shadowcoord.y >= 0.0, shadowcoord.y <= 1.0 );\n\t\tbool infrustum = all( infrustumvec );\n\n\t\t\t\t// don't shadow pixels outside of light frustum\n\t\t\t\t// use just first frustum (for cascades)\n\t\t\t\t// don't shadow pixels behind far plane of light frustum\n\n\t\t#ifdef shadowmap_cascade\n\n\t\t\tinfrustumcount += int( infrustum );\n\t\t\tbvec3 frustumtestvec = bvec3( infrustum, infrustumcount == 1, shadowcoord.z <= 1.0 );\n\n\t\t#else\n\n\t\t\tbvec2 frustumtestvec = bvec2( infrustum, shadowcoord.z <= 1.0 );\n\n\t\t#endif\n\n\t\tbool frustumtest = all( frustumtestvec );\n\n\t\tif ( frustumtest ) {\n\n\t\t\tshadowcoord.z += shadowbias[ i ];\n\n\t\t\t#if defined( shadowmap_type_pcf )\n\n\t\t\t\t\t\t// percentage-close filtering\n\t\t\t\t\t\t// (9 pixel kernel)\n\t\t\t\t\t\t// http://fabiensanglard.net/shadowmappingpcf/\n\n\t\t\t\tfloat shadow = 0.0;\n\n\t\t/*\n\t\t\t\t\t\t// nested loops breaks shader compiler / validator on some ati cards when using opengl\n\t\t\t\t\t\t// must enroll loop manually\n\n\t\t\t\tfor ( float y = -1.25; y <= 1.25; y += 1.25 )\n\t\t\t\t\tfor ( float x = -1.25; x <= 1.25; x += 1.25 ) {\n\n\t\t\t\t\t\tvec4 rgbadepth = texture2d( shadowmap[ i ], vec2( x * xpixeloffset, y * ypixeloffset ) + shadowcoord.xy );\n\n\t\t\t\t\t\t\t\t// doesn't seem to produce any noticeable visual difference compared to simple texture2d lookup\n\t\t\t\t\t\t\t\t//vec4 rgbadepth = texture2dproj( shadowmap[ i ], vec4( vshadowcoord[ i ].w * ( vec2( x * xpixeloffset, y * ypixeloffset ) + shadowcoord.xy ), 0.05, vshadowcoord[ i ].w ) );\n\n\t\t\t\t\t\tfloat fdepth = unpackdepth( rgbadepth );\n\n\t\t\t\t\t\tif ( fdepth < shadowcoord.z )\n\t\t\t\t\t\t\tshadow += 1.0;\n\n\t\t\t\t}\n\n\t\t\t\tshadow /= 9.0;\n\n\t\t*/\n\n\t\t\t\tconst float shadowdelta = 1.0 / 9.0;\n\n\t\t\t\tfloat xpixeloffset = 1.0 / shadowmapsize[ i ].x;\n\t\t\t\tfloat ypixeloffset = 1.0 / shadowmapsize[ i ].y;\n\n\t\t\t\tfloat dx0 = -1.25 * xpixeloffset;\n\t\t\t\tfloat dy0 = -1.25 * ypixeloffset;\n\t\t\t\tfloat dx1 = 1.25 * xpixeloffset;\n\t\t\t\tfloat dy1 = 1.25 * ypixeloffset;\n\n\t\t\t\tfdepth = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( dx0, dy0 ) ) );\n\t\t\t\tif ( fdepth < shadowcoord.z ) shadow += shadowdelta;\n\n\t\t\t\tfdepth = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( 0.0, dy0 ) ) );\n\t\t\t\tif ( fdepth < shadowcoord.z ) shadow += shadowdelta;\n\n\t\t\t\tfdepth = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( dx1, dy0 ) ) );\n\t\t\t\tif ( fdepth < shadowcoord.z ) shadow += shadowdelta;\n\n\t\t\t\tfdepth = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( dx0, 0.0 ) ) );\n\t\t\t\tif ( fdepth < shadowcoord.z ) shadow += shadowdelta;\n\n\t\t\t\tfdepth = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy ) );\n\t\t\t\tif ( fdepth < shadowcoord.z ) shadow += shadowdelta;\n\n\t\t\t\tfdepth = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( dx1, 0.0 ) ) );\n\t\t\t\tif ( fdepth < shadowcoord.z ) shadow += shadowdelta;\n\n\t\t\t\tfdepth = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( dx0, dy1 ) ) );\n\t\t\t\tif ( fdepth < shadowcoord.z ) shadow += shadowdelta;\n\n\t\t\t\tfdepth = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( 0.0, dy1 ) ) );\n\t\t\t\tif ( fdepth < shadowcoord.z ) shadow += shadowdelta;\n\n\t\t\t\tfdepth = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( dx1, dy1 ) ) );\n\t\t\t\tif ( fdepth < shadowcoord.z ) shadow += shadowdelta;\n\n\t\t\t\tshadowcolor = shadowcolor * vec3( ( 1.0 - shadowdarkness[ i ] * shadow ) );\n\n\t\t\t#elif defined( shadowmap_type_pcf_soft )\n\n\t\t\t\t\t\t// percentage-close filtering\n\t\t\t\t\t\t// (9 pixel kernel)\n\t\t\t\t\t\t// http://fabiensanglard.net/shadowmappingpcf/\n\n\t\t\t\tfloat shadow = 0.0;\n\n\t\t\t\tfloat xpixeloffset = 1.0 / shadowmapsize[ i ].x;\n\t\t\t\tfloat ypixeloffset = 1.0 / shadowmapsize[ i ].y;\n\n\t\t\t\tfloat dx0 = -1.0 * xpixeloffset;\n\t\t\t\tfloat dy0 = -1.0 * ypixeloffset;\n\t\t\t\tfloat dx1 = 1.0 * xpixeloffset;\n\t\t\t\tfloat dy1 = 1.0 * ypixeloffset;\n\n\t\t\t\tmat3 shadowkernel;\n\t\t\t\tmat3 depthkernel;\n\n\t\t\t\tdepthkernel[0][0] = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( dx0, dy0 ) ) );\n\t\t\t\tdepthkernel[0][1] = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( dx0, 0.0 ) ) );\n\t\t\t\tdepthkernel[0][2] = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( dx0, dy1 ) ) );\n\t\t\t\tdepthkernel[1][0] = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( 0.0, dy0 ) ) );\n\t\t\t\tdepthkernel[1][1] = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy ) );\n\t\t\t\tdepthkernel[1][2] = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( 0.0, dy1 ) ) );\n\t\t\t\tdepthkernel[2][0] = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( dx1, dy0 ) ) );\n\t\t\t\tdepthkernel[2][1] = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( dx1, 0.0 ) ) );\n\t\t\t\tdepthkernel[2][2] = unpackdepth( texture2d( shadowmap[ i ], shadowcoord.xy + vec2( dx1, dy1 ) ) );\n\n\t\t\t\tvec3 shadowz = vec3( shadowcoord.z );\n\t\t\t\tshadowkernel[0] = vec3(lessthan(depthkernel[0], shadowz ));\n\t\t\t\tshadowkernel[0] *= vec3(0.25);\n\n\t\t\t\tshadowkernel[1] = vec3(lessthan(depthkernel[1], shadowz ));\n\t\t\t\tshadowkernel[1] *= vec3(0.25);\n\n\t\t\t\tshadowkernel[2] = vec3(lessthan(depthkernel[2], shadowz ));\n\t\t\t\tshadowkernel[2] *= vec3(0.25);\n\n\t\t\t\tvec2 fractionalcoord = 1.0 - fract( shadowcoord.xy * shadowmapsize[i].xy );\n\n\t\t\t\tshadowkernel[0] = mix( shadowkernel[1], shadowkernel[0], fractionalcoord.x );\n\t\t\t\tshadowkernel[1] = mix( shadowkernel[2], shadowkernel[1], fractionalcoord.x );\n\n\t\t\t\tvec4 shadowvalues;\n\t\t\t\tshadowvalues.x = mix( shadowkernel[0][1], shadowkernel[0][0], fractionalcoord.y );\n\t\t\t\tshadowvalues.y = mix( shadowkernel[0][2], shadowkernel[0][1], fractionalcoord.y );\n\t\t\t\tshadowvalues.z = mix( shadowkernel[1][1], shadowkernel[1][0], fractionalcoord.y );\n\t\t\t\tshadowvalues.w = mix( shadowkernel[1][2], shadowkernel[1][1], fractionalcoord.y );\n\n\t\t\t\tshadow = dot( shadowvalues, vec4( 1.0 ) );\n\n\t\t\t\tshadowcolor = shadowcolor * vec3( ( 1.0 - shadowdarkness[ i ] * shadow ) );\n\n\t\t\t#else\n\n\t\t\t\tvec4 rgbadepth = texture2d( shadowmap[ i ], shadowcoord.xy );\n\t\t\t\tfloat fdepth = unpackdepth( rgbadepth );\n\n\t\t\t\tif ( fdepth < shadowcoord.z )\n\n\t\t// spot with multiple shadows is darker\n\n\t\t\t\t\tshadowcolor = shadowcolor * vec3( 1.0 - shadowdarkness[ i ] );\n\n\t\t// spot with multiple shadows has the same color as single shadow spot\n\n\t\t// \t\t\t\t\tshadowcolor = min( shadowcolor, vec3( shadowdarkness[ i ] ) );\n\n\t\t\t#endif\n\n\t\t}\n\n\n\t\t#ifdef shadowmap_debug\n\n\t\t\t#ifdef shadowmap_cascade\n\n\t\t\t\tif ( infrustum && infrustumcount == 1 ) outgoinglight *= frustumcolors[ i ];\n\n\t\t\t#else\n\n\t\t\t\tif ( infrustum ) outgoinglight *= frustumcolors[ i ];\n\n\t\t\t#endif\n\n\t\t#endif\n\n\t}\n\n\t// note: i am unsure if this is correct in linear space.  -bhouston, dec 29, 2014\n\tshadowcolor = inputtolinear( shadowcolor );\n\n\toutgoinglight = outgoinglight * shadowcolor;\n\n#endif\n";
three.shaderchunk.worldpos_vertex="#if defined( use_envmap ) || defined( phong ) || defined( lambert ) || defined ( use_shadowmap )\n\n\t#ifdef use_skinning\n\n\t\tvec4 worldposition = modelmatrix * skinned;\n\n\t#elif defined( use_morphtargets )\n\n\t\tvec4 worldposition = modelmatrix * vec4( morphed, 1.0 );\n\n\t#else\n\n\t\tvec4 worldposition = modelmatrix * vec4( position, 1.0 );\n\n\t#endif\n\n#endif\n";three.shaderchunk.shadowmap_pars_fragment="#ifdef use_shadowmap\n\n\tuniform sampler2d shadowmap[ max_shadows ];\n\tuniform vec2 shadowmapsize[ max_shadows ];\n\n\tuniform float shadowdarkness[ max_shadows ];\n\tuniform float shadowbias[ max_shadows ];\n\n\tvarying vec4 vshadowcoord[ max_shadows ];\n\n\tfloat unpackdepth( const in vec4 rgba_depth ) {\n\n\t\tconst vec4 bit_shift = vec4( 1.0 / ( 256.0 * 256.0 * 256.0 ), 1.0 / ( 256.0 * 256.0 ), 1.0 / 256.0, 1.0 );\n\t\tfloat depth = dot( rgba_depth, bit_shift );\n\t\treturn depth;\n\n\t}\n\n#endif";
three.shaderchunk.skinning_pars_vertex="#ifdef use_skinning\n\n\tuniform mat4 bindmatrix;\n\tuniform mat4 bindmatrixinverse;\n\n\t#ifdef bone_texture\n\n\t\tuniform sampler2d bonetexture;\n\t\tuniform int bonetexturewidth;\n\t\tuniform int bonetextureheight;\n\n\t\tmat4 getbonematrix( const in float i ) {\n\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( bonetexturewidth ) );\n\t\t\tfloat y = floor( j / float( bonetexturewidth ) );\n\n\t\t\tfloat dx = 1.0 / float( bonetexturewidth );\n\t\t\tfloat dy = 1.0 / float( bonetextureheight );\n\n\t\t\ty = dy * ( y + 0.5 );\n\n\t\t\tvec4 v1 = texture2d( bonetexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2d( bonetexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2d( bonetexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2d( bonetexture, vec2( dx * ( x + 3.5 ), y ) );\n\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\n\t\t\treturn bone;\n\n\t\t}\n\n\t#else\n\n\t\tuniform mat4 boneglobalmatrices[ max_bones ];\n\n\t\tmat4 getbonematrix( const in float i ) {\n\n\t\t\tmat4 bone = boneglobalmatrices[ int(i) ];\n\t\t\treturn bone;\n\n\t\t}\n\n\t#endif\n\n#endif\n";
three.shaderchunk.logdepthbuf_pars_fragment="#ifdef use_logdepthbuf\n\n\tuniform float logdepthbuffc;\n\n\t#ifdef use_logdepthbuf_ext\n\n\t\t#extension gl_ext_frag_depth : enable\n\t\tvarying float vfragdepth;\n\n\t#endif\n\n#endif";three.shaderchunk.alphamap_fragment="#ifdef use_alphamap\n\n\tdiffusecolor.a *= texture2d( alphamap, vuv ).g;\n\n#endif\n";three.shaderchunk.alphamap_pars_fragment="#ifdef use_alphamap\n\n\tuniform sampler2d alphamap;\n\n#endif\n";
three.uniformsutils={merge:function(a){for(var b={},c=0;c<a.length;c++){var d=this.clone(a[c]),e;for(e in d)b[e]=d[e]}return b},clone:function(a){var b={},c;for(c in a){b[c]={};for(var d in a[c]){var e=a[c][d];b[c][d]=e instanceof three.color||e instanceof three.vector2||e instanceof three.vector3||e instanceof three.vector4||e instanceof three.matrix4||e instanceof three.texture?e.clone():e instanceof array?e.slice():e}}return b}};
three.uniformslib={common:{diffuse:{type:"c",value:new three.color(15658734)},opacity:{type:"f",value:1},map:{type:"t",value:null},offsetrepeat:{type:"v4",value:new three.vector4(0,0,1,1)},lightmap:{type:"t",value:null},specularmap:{type:"t",value:null},alphamap:{type:"t",value:null},envmap:{type:"t",value:null},flipenvmap:{type:"f",value:-1},reflectivity:{type:"f",value:1},refractionratio:{type:"f",value:.98},morphtargetinfluences:{type:"f",value:0}},bump:{bumpmap:{type:"t",value:null},bumpscale:{type:"f",
value:1}},normalmap:{normalmap:{type:"t",value:null},normalscale:{type:"v2",value:new three.vector2(1,1)}},fog:{fogdensity:{type:"f",value:2.5e-4},fognear:{type:"f",value:1},fogfar:{type:"f",value:2e3},fogcolor:{type:"c",value:new three.color(16777215)}},lights:{ambientlightcolor:{type:"fv",value:[]},directionallightdirection:{type:"fv",value:[]},directionallightcolor:{type:"fv",value:[]},hemispherelightdirection:{type:"fv",value:[]},hemispherelightskycolor:{type:"fv",value:[]},hemispherelightgroundcolor:{type:"fv",
value:[]},pointlightcolor:{type:"fv",value:[]},pointlightposition:{type:"fv",value:[]},pointlightdistance:{type:"fv1",value:[]},pointlightdecay:{type:"fv1",value:[]},spotlightcolor:{type:"fv",value:[]},spotlightposition:{type:"fv",value:[]},spotlightdirection:{type:"fv",value:[]},spotlightdistance:{type:"fv1",value:[]},spotlightanglecos:{type:"fv1",value:[]},spotlightexponent:{type:"fv1",value:[]},spotlightdecay:{type:"fv1",value:[]}},particle:{pscolor:{type:"c",value:new three.color(15658734)},opacity:{type:"f",
value:1},size:{type:"f",value:1},scale:{type:"f",value:1},map:{type:"t",value:null},offsetrepeat:{type:"v4",value:new three.vector4(0,0,1,1)},fogdensity:{type:"f",value:2.5e-4},fognear:{type:"f",value:1},fogfar:{type:"f",value:2e3},fogcolor:{type:"c",value:new three.color(16777215)}},shadowmap:{shadowmap:{type:"tv",value:[]},shadowmapsize:{type:"v2v",value:[]},shadowbias:{type:"fv1",value:[]},shadowdarkness:{type:"fv1",value:[]},shadowmatrix:{type:"m4v",value:[]}}};
three.shaderlib={basic:{uniforms:three.uniformsutils.merge([three.uniformslib.common,three.uniformslib.fog,three.uniformslib.shadowmap]),vertexshader:[three.shaderchunk.common,three.shaderchunk.map_pars_vertex,three.shaderchunk.lightmap_pars_vertex,three.shaderchunk.envmap_pars_vertex,three.shaderchunk.color_pars_vertex,three.shaderchunk.morphtarget_pars_vertex,three.shaderchunk.skinning_pars_vertex,three.shaderchunk.shadowmap_pars_vertex,three.shaderchunk.logdepthbuf_pars_vertex,"void main() {",
three.shaderchunk.map_vertex,three.shaderchunk.lightmap_vertex,three.shaderchunk.color_vertex,three.shaderchunk.skinbase_vertex,"\t#ifdef use_envmap",three.shaderchunk.morphnormal_vertex,three.shaderchunk.skinnormal_vertex,three.shaderchunk.defaultnormal_vertex,"\t#endif",three.shaderchunk.morphtarget_vertex,three.shaderchunk.skinning_vertex,three.shaderchunk.default_vertex,three.shaderchunk.logdepthbuf_vertex,three.shaderchunk.worldpos_vertex,three.shaderchunk.envmap_vertex,three.shaderchunk.shadowmap_vertex,
"}"].join("\n"),fragmentshader:["uniform vec3 diffuse;\nuniform float opacity;",three.shaderchunk.common,three.shaderchunk.color_pars_fragment,three.shaderchunk.map_pars_fragment,three.shaderchunk.alphamap_pars_fragment,three.shaderchunk.lightmap_pars_fragment,three.shaderchunk.envmap_pars_fragment,three.shaderchunk.fog_pars_fragment,three.shaderchunk.shadowmap_pars_fragment,three.shaderchunk.specularmap_pars_fragment,three.shaderchunk.logdepthbuf_pars_fragment,"void main() {\n\tvec3 outgoinglight = vec3( 0.0 );\n\tvec4 diffusecolor = vec4( diffuse, opacity );",
three.shaderchunk.logdepthbuf_fragment,three.shaderchunk.map_fragment,three.shaderchunk.color_fragment,three.shaderchunk.alphamap_fragment,three.shaderchunk.alphatest_fragment,three.shaderchunk.specularmap_fragment,"\toutgoinglight = diffusecolor.rgb;",three.shaderchunk.lightmap_fragment,three.shaderchunk.envmap_fragment,three.shaderchunk.shadowmap_fragment,three.shaderchunk.linear_to_gamma_fragment,three.shaderchunk.fog_fragment,"\tgl_fragcolor = vec4( outgoinglight, diffusecolor.a );\n}"].join("\n")},
lambert:{uniforms:three.uniformsutils.merge([three.uniformslib.common,three.uniformslib.fog,three.uniformslib.lights,three.uniformslib.shadowmap,{emissive:{type:"c",value:new three.color(0)},wraprgb:{type:"v3",value:new three.vector3(1,1,1)}}]),vertexshader:["#define lambert\nvarying vec3 vlightfront;\n#ifdef double_sided\n\tvarying vec3 vlightback;\n#endif",three.shaderchunk.common,three.shaderchunk.map_pars_vertex,three.shaderchunk.lightmap_pars_vertex,three.shaderchunk.envmap_pars_vertex,three.shaderchunk.lights_lambert_pars_vertex,
three.shaderchunk.color_pars_vertex,three.shaderchunk.morphtarget_pars_vertex,three.shaderchunk.skinning_pars_vertex,three.shaderchunk.shadowmap_pars_vertex,three.shaderchunk.logdepthbuf_pars_vertex,"void main() {",three.shaderchunk.map_vertex,three.shaderchunk.lightmap_vertex,three.shaderchunk.color_vertex,three.shaderchunk.morphnormal_vertex,three.shaderchunk.skinbase_vertex,three.shaderchunk.skinnormal_vertex,three.shaderchunk.defaultnormal_vertex,three.shaderchunk.morphtarget_vertex,three.shaderchunk.skinning_vertex,
three.shaderchunk.default_vertex,three.shaderchunk.logdepthbuf_vertex,three.shaderchunk.worldpos_vertex,three.shaderchunk.envmap_vertex,three.shaderchunk.lights_lambert_vertex,three.shaderchunk.shadowmap_vertex,"}"].join("\n"),fragmentshader:["uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vlightfront;\n#ifdef double_sided\n\tvarying vec3 vlightback;\n#endif",three.shaderchunk.common,three.shaderchunk.color_pars_fragment,three.shaderchunk.map_pars_fragment,three.shaderchunk.alphamap_pars_fragment,
three.shaderchunk.lightmap_pars_fragment,three.shaderchunk.envmap_pars_fragment,three.shaderchunk.fog_pars_fragment,three.shaderchunk.shadowmap_pars_fragment,three.shaderchunk.specularmap_pars_fragment,three.shaderchunk.logdepthbuf_pars_fragment,"void main() {\n\tvec3 outgoinglight = vec3( 0.0 );\n\tvec4 diffusecolor = vec4( diffuse, opacity );",three.shaderchunk.logdepthbuf_fragment,three.shaderchunk.map_fragment,three.shaderchunk.color_fragment,three.shaderchunk.alphamap_fragment,three.shaderchunk.alphatest_fragment,
three.shaderchunk.specularmap_fragment,"\t#ifdef double_sided\n\t\tif ( gl_frontfacing )\n\t\t\toutgoinglight += diffusecolor.rgb * vlightfront + emissive;\n\t\telse\n\t\t\toutgoinglight += diffusecolor.rgb * vlightback + emissive;\n\t#else\n\t\toutgoinglight += diffusecolor.rgb * vlightfront + emissive;\n\t#endif",three.shaderchunk.lightmap_fragment,three.shaderchunk.envmap_fragment,three.shaderchunk.shadowmap_fragment,three.shaderchunk.linear_to_gamma_fragment,three.shaderchunk.fog_fragment,"\tgl_fragcolor = vec4( outgoinglight, diffusecolor.a );\n}"].join("\n")},
phong:{uniforms:three.uniformsutils.merge([three.uniformslib.common,three.uniformslib.bump,three.uniformslib.normalmap,three.uniformslib.fog,three.uniformslib.lights,three.uniformslib.shadowmap,{emissive:{type:"c",value:new three.color(0)},specular:{type:"c",value:new three.color(1118481)},shininess:{type:"f",value:30},wraprgb:{type:"v3",value:new three.vector3(1,1,1)}}]),vertexshader:["#define phong\nvarying vec3 vviewposition;\n#ifndef flat_shaded\n\tvarying vec3 vnormal;\n#endif",three.shaderchunk.common,
three.shaderchunk.map_pars_vertex,three.shaderchunk.lightmap_pars_vertex,three.shaderchunk.envmap_pars_vertex,three.shaderchunk.lights_phong_pars_vertex,three.shaderchunk.color_pars_vertex,three.shaderchunk.morphtarget_pars_vertex,three.shaderchunk.skinning_pars_vertex,three.shaderchunk.shadowmap_pars_vertex,three.shaderchunk.logdepthbuf_pars_vertex,"void main() {",three.shaderchunk.map_vertex,three.shaderchunk.lightmap_vertex,three.shaderchunk.color_vertex,three.shaderchunk.morphnormal_vertex,three.shaderchunk.skinbase_vertex,
three.shaderchunk.skinnormal_vertex,three.shaderchunk.defaultnormal_vertex,"#ifndef flat_shaded\n\tvnormal = normalize( transformednormal );\n#endif",three.shaderchunk.morphtarget_vertex,three.shaderchunk.skinning_vertex,three.shaderchunk.default_vertex,three.shaderchunk.logdepthbuf_vertex,"\tvviewposition = -mvposition.xyz;",three.shaderchunk.worldpos_vertex,three.shaderchunk.envmap_vertex,three.shaderchunk.lights_phong_vertex,three.shaderchunk.shadowmap_vertex,"}"].join("\n"),fragmentshader:["#define phong\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;",
three.shaderchunk.common,three.shaderchunk.color_pars_fragment,three.shaderchunk.map_pars_fragment,three.shaderchunk.alphamap_pars_fragment,three.shaderchunk.lightmap_pars_fragment,three.shaderchunk.envmap_pars_fragment,three.shaderchunk.fog_pars_fragment,three.shaderchunk.lights_phong_pars_fragment,three.shaderchunk.shadowmap_pars_fragment,three.shaderchunk.bumpmap_pars_fragment,three.shaderchunk.normalmap_pars_fragment,three.shaderchunk.specularmap_pars_fragment,three.shaderchunk.logdepthbuf_pars_fragment,
"void main() {\n\tvec3 outgoinglight = vec3( 0.0 );\n\tvec4 diffusecolor = vec4( diffuse, opacity );",three.shaderchunk.logdepthbuf_fragment,three.shaderchunk.map_fragment,three.shaderchunk.color_fragment,three.shaderchunk.alphamap_fragment,three.shaderchunk.alphatest_fragment,three.shaderchunk.specularmap_fragment,three.shaderchunk.lights_phong_fragment,three.shaderchunk.lightmap_fragment,three.shaderchunk.envmap_fragment,three.shaderchunk.shadowmap_fragment,three.shaderchunk.linear_to_gamma_fragment,
three.shaderchunk.fog_fragment,"\tgl_fragcolor = vec4( outgoinglight, diffusecolor.a );\n}"].join("\n")},particle_basic:{uniforms:three.uniformsutils.merge([three.uniformslib.particle,three.uniformslib.shadowmap]),vertexshader:["uniform float size;\nuniform float scale;",three.shaderchunk.common,three.shaderchunk.color_pars_vertex,three.shaderchunk.shadowmap_pars_vertex,three.shaderchunk.logdepthbuf_pars_vertex,"void main() {",three.shaderchunk.color_vertex,"\tvec4 mvposition = modelviewmatrix * vec4( position, 1.0 );\n\t#ifdef use_sizeattenuation\n\t\tgl_pointsize = size * ( scale / length( mvposition.xyz ) );\n\t#else\n\t\tgl_pointsize = size;\n\t#endif\n\tgl_position = projectionmatrix * mvposition;",
three.shaderchunk.logdepthbuf_vertex,three.shaderchunk.worldpos_vertex,three.shaderchunk.shadowmap_vertex,"}"].join("\n"),fragmentshader:["uniform vec3 pscolor;\nuniform float opacity;",three.shaderchunk.common,three.shaderchunk.color_pars_fragment,three.shaderchunk.map_particle_pars_fragment,three.shaderchunk.fog_pars_fragment,three.shaderchunk.shadowmap_pars_fragment,three.shaderchunk.logdepthbuf_pars_fragment,"void main() {\n\tvec3 outgoinglight = vec3( 0.0 );\n\tvec4 diffusecolor = vec4( pscolor, opacity );",
three.shaderchunk.logdepthbuf_fragment,three.shaderchunk.map_particle_fragment,three.shaderchunk.color_fragment,three.shaderchunk.alphatest_fragment,"\toutgoinglight = diffusecolor.rgb;",three.shaderchunk.shadowmap_fragment,three.shaderchunk.fog_fragment,"\tgl_fragcolor = vec4( outgoinglight, diffusecolor.a );\n}"].join("\n")},dashed:{uniforms:three.uniformsutils.merge([three.uniformslib.common,three.uniformslib.fog,{scale:{type:"f",value:1},dashsize:{type:"f",value:1},totalsize:{type:"f",value:2}}]),
vertexshader:["uniform float scale;\nattribute float linedistance;\nvarying float vlinedistance;",three.shaderchunk.common,three.shaderchunk.color_pars_vertex,three.shaderchunk.logdepthbuf_pars_vertex,"void main() {",three.shaderchunk.color_vertex,"\tvlinedistance = scale * linedistance;\n\tvec4 mvposition = modelviewmatrix * vec4( position, 1.0 );\n\tgl_position = projectionmatrix * mvposition;",three.shaderchunk.logdepthbuf_vertex,"}"].join("\n"),fragmentshader:["uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashsize;\nuniform float totalsize;\nvarying float vlinedistance;",
three.shaderchunk.common,three.shaderchunk.color_pars_fragment,three.shaderchunk.fog_pars_fragment,three.shaderchunk.logdepthbuf_pars_fragment,"void main() {\n\tif ( mod( vlinedistance, totalsize ) > dashsize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoinglight = vec3( 0.0 );\n\tvec4 diffusecolor = vec4( diffuse, opacity );",three.shaderchunk.logdepthbuf_fragment,three.shaderchunk.color_fragment,"\toutgoinglight = diffusecolor.rgb;",three.shaderchunk.fog_fragment,"\tgl_fragcolor = vec4( outgoinglight, diffusecolor.a );\n}"].join("\n")},
depth:{uniforms:{mnear:{type:"f",value:1},mfar:{type:"f",value:2e3},opacity:{type:"f",value:1}},vertexshader:[three.shaderchunk.common,three.shaderchunk.morphtarget_pars_vertex,three.shaderchunk.logdepthbuf_pars_vertex,"void main() {",three.shaderchunk.morphtarget_vertex,three.shaderchunk.default_vertex,three.shaderchunk.logdepthbuf_vertex,"}"].join("\n"),fragmentshader:["uniform float mnear;\nuniform float mfar;\nuniform float opacity;",three.shaderchunk.common,three.shaderchunk.logdepthbuf_pars_fragment,
"void main() {",three.shaderchunk.logdepthbuf_fragment,"\t#ifdef use_logdepthbuf_ext\n\t\tfloat depth = gl_fragdepthext / gl_fragcoord.w;\n\t#else\n\t\tfloat depth = gl_fragcoord.z / gl_fragcoord.w;\n\t#endif\n\tfloat color = 1.0 - smoothstep( mnear, mfar, depth );\n\tgl_fragcolor = vec4( vec3( color ), opacity );\n}"].join("\n")},normal:{uniforms:{opacity:{type:"f",value:1}},vertexshader:["varying vec3 vnormal;",three.shaderchunk.common,three.shaderchunk.morphtarget_pars_vertex,three.shaderchunk.logdepthbuf_pars_vertex,
"void main() {\n\tvnormal = normalize( normalmatrix * normal );",three.shaderchunk.morphtarget_vertex,three.shaderchunk.default_vertex,three.shaderchunk.logdepthbuf_vertex,"}"].join("\n"),fragmentshader:["uniform float opacity;\nvarying vec3 vnormal;",three.shaderchunk.common,three.shaderchunk.logdepthbuf_pars_fragment,"void main() {\n\tgl_fragcolor = vec4( 0.5 * normalize( vnormal ) + 0.5, opacity );",three.shaderchunk.logdepthbuf_fragment,"}"].join("\n")},cube:{uniforms:{tcube:{type:"t",value:null},
tflip:{type:"f",value:-1}},vertexshader:["varying vec3 vworldposition;",three.shaderchunk.common,three.shaderchunk.logdepthbuf_pars_vertex,"void main() {\n\tvworldposition = transformdirection( position, modelmatrix );\n\tgl_position = projectionmatrix * modelviewmatrix * vec4( position, 1.0 );",three.shaderchunk.logdepthbuf_vertex,"}"].join("\n"),fragmentshader:["uniform samplercube tcube;\nuniform float tflip;\nvarying vec3 vworldposition;",three.shaderchunk.common,three.shaderchunk.logdepthbuf_pars_fragment,
"void main() {\n\tgl_fragcolor = texturecube( tcube, vec3( tflip * vworldposition.x, vworldposition.yz ) );",three.shaderchunk.logdepthbuf_fragment,"}"].join("\n")},equirect:{uniforms:{tequirect:{type:"t",value:null},tflip:{type:"f",value:-1}},vertexshader:["varying vec3 vworldposition;",three.shaderchunk.common,three.shaderchunk.logdepthbuf_pars_vertex,"void main() {\n\tvworldposition = transformdirection( position, modelmatrix );\n\tgl_position = projectionmatrix * modelviewmatrix * vec4( position, 1.0 );",
three.shaderchunk.logdepthbuf_vertex,"}"].join("\n"),fragmentshader:["uniform sampler2d tequirect;\nuniform float tflip;\nvarying vec3 vworldposition;",three.shaderchunk.common,three.shaderchunk.logdepthbuf_pars_fragment,"void main() {\nvec3 direction = normalize( vworldposition );\nvec2 sampleuv;\nsampleuv.y = saturate( tflip * direction.y * -0.5 + 0.5 );\nsampleuv.x = atan( direction.z, direction.x ) * reciprocal_pi2 + 0.5;\ngl_fragcolor = texture2d( tequirect, sampleuv );",three.shaderchunk.logdepthbuf_fragment,
"}"].join("\n")},depthrgba:{uniforms:{},vertexshader:[three.shaderchunk.common,three.shaderchunk.morphtarget_pars_vertex,three.shaderchunk.skinning_pars_vertex,three.shaderchunk.logdepthbuf_pars_vertex,"void main() {",three.shaderchunk.skinbase_vertex,three.shaderchunk.morphtarget_vertex,three.shaderchunk.skinning_vertex,three.shaderchunk.default_vertex,three.shaderchunk.logdepthbuf_vertex,"}"].join("\n"),fragmentshader:[three.shaderchunk.common,three.shaderchunk.logdepthbuf_pars_fragment,"vec4 pack_depth( const in float depth ) {\n\tconst vec4 bit_shift = vec4( 256.0 * 256.0 * 256.0, 256.0 * 256.0, 256.0, 1.0 );\n\tconst vec4 bit_mask = vec4( 0.0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0 );\n\tvec4 res = mod( depth * bit_shift * vec4( 255 ), vec4( 256 ) ) / vec4( 255 );\n\tres -= res.xxyz * bit_mask;\n\treturn res;\n}\nvoid main() {",
three.shaderchunk.logdepthbuf_fragment,"\t#ifdef use_logdepthbuf_ext\n\t\tgl_fragdata[ 0 ] = pack_depth( gl_fragdepthext );\n\t#else\n\t\tgl_fragdata[ 0 ] = pack_depth( gl_fragcoord.z );\n\t#endif\n}"].join("\n")}};
three.webglrenderer=function(a){function b(a){var b=a.geometry;a=a.material;var c=b.vertices.length;if(a.attributes){void 0===b.__webglcustomattributeslist&&(b.__webglcustomattributeslist=[]);for(var d in a.attributes){var e=a.attributes[d];if(!e.__webglinitialized||e.createuniquebuffers){e.__webglinitialized=!0;var f=1;"v2"===e.type?f=2:"v3"===e.type?f=3:"v4"===e.type?f=4:"c"===e.type&&(f=3);e.size=f;e.array=new float32array(c*f);e.buffer=m.createbuffer();e.buffer.belongstoattribute=d;e.needsupdate=
!0}b.__webglcustomattributeslist.push(e)}}}function c(a,b){return a.material instanceof three.meshfacematerial?a.material.materials[b.materialindex]:a.material}function d(a,b,c,d){c=c.attributes;var e=b.attributes;b=b.attributeskeys;for(var f=0,g=b.length;f<g;f++){var h=b[f],k=e[h];if(0<=k){var n=c[h];void 0!==n?(h=n.itemsize,m.bindbuffer(m.array_buffer,n.buffer),w.enableattribute(k),m.vertexattribpointer(k,h,m.float,!1,0,d*h*4)):void 0!==a.defaultattributevalues&&(2===a.defaultattributevalues[h].length?
m.vertexattrib2fv(k,a.defaultattributevalues[h]):3===a.defaultattributevalues[h].length&&m.vertexattrib3fv(k,a.defaultattributevalues[h]))}}w.disableunusedattributes()}function e(a,b){return a.object.renderorder!==b.object.renderorder?a.object.renderorder-b.object.renderorder:a.material.id!==b.material.id?a.material.id-b.material.id:a.z!==b.z?a.z-b.z:a.id-b.id}function f(a,b){return a.object.renderorder!==b.object.renderorder?a.object.renderorder-b.object.renderorder:a.z!==b.z?b.z-a.z:a.id-b.id}function g(a,
b){return b[0]-a[0]}function h(a){if(!1!==a.visible){if(!(a instanceof three.scene||a instanceof three.group)){void 0===a.__webglinit&&(a.__webglinit=!0,a._modelviewmatrix=new three.matrix4,a._normalmatrix=new three.matrix3,a.addeventlistener("removed",wb));var c=a.geometry;if(void 0!==c&&void 0===c.__webglinit)if(c.__webglinit=!0,c.addeventlistener("dispose",jb),c instanceof three.buffergeometry)b.info.memory.geometries++;else if(a instanceof three.mesh)q(a,c);else if(a instanceof three.line){if(void 0===
c.__webglvertexbuffer){c.__webglvertexbuffer=m.createbuffer();c.__webglcolorbuffer=m.createbuffer();c.__webgllinedistancebuffer=m.createbuffer();b.info.memory.geometries++;var d=c.vertices.length;c.__vertexarray=new float32array(3*d);c.__colorarray=new float32array(3*d);c.__linedistancearray=new float32array(1*d);c.__webgllinecount=d;b(a);c.verticesneedupdate=!0;c.colorsneedupdate=!0;c.linedistancesneedupdate=!0}}else a instanceof three.pointcloud&&void 0===c.__webglvertexbuffer&&(c.__webglvertexbuffer=
m.createbuffer(),c.__webglcolorbuffer=m.createbuffer(),b.info.memory.geometries++,d=c.vertices.length,c.__vertexarray=new float32array(3*d),c.__colorarray=new float32array(3*d),c.__webglparticlecount=d,b(a),c.verticesneedupdate=!0,c.colorsneedupdate=!0);if(void 0===a.__webglactive)if(a.__webglactive=!0,a instanceof three.mesh)if(c instanceof three.buffergeometry)n(ba,c,a);else{if(c instanceof three.geometry)for(var c=ua[c.id],d=0,e=c.length;d<e;d++)n(ba,c[d],a)}else a instanceof three.line||a instanceof
three.pointcloud?n(ba,c,a):(a instanceof three.immediaterenderobject||a.immediaterendercallback)&&qa.push({id:null,object:a,opaque:null,transparent:null,z:0});if(a instanceof three.light)ca.push(a);else if(a instanceof three.sprite)xa.push(a);else if(a instanceof three.lensflare)ya.push(a);else if((c=ba[a.id])&&(!1===a.frustumculled||!0===cb.intersectsobject(a)))for(d=0,e=c.length;d<e;d++){var f=c[d],g=f,k=g.object,l=g.buffer,p=k.geometry,k=k.material;k instanceof three.meshfacematerial?(k=k.materials[p instanceof
three.buffergeometry?0:l.materialindex],g.material=k,k.transparent?qa.push(g):ka.push(g)):k&&(g.material=k,k.transparent?qa.push(g):ka.push(g));f.render=!0;!0===b.sortobjects&&(wa.setfrommatrixposition(a.matrixworld),wa.applyprojection(db),f.z=wa.z)}}d=0;for(e=a.children.length;d<e;d++)h(a.children[d])}}function k(a,b,c,d,e){for(var f,g=0,h=a.length;g<h;g++){f=a[g];var k=f.object,m=f.buffer;w(k,b);if(e)f=e;else{f=f.material;if(!f)continue;u(f)}b.setmaterialfaces(f);m instanceof three.buffergeometry?
b.renderbufferdirect(b,c,d,f,m,k):b.renderbuffer(b,c,d,f,m,k)}}function l(a,b,c,d,e,f){for(var g,h=0,k=a.length;h<k;h++){g=a[h];var m=g.object;if(m.visible){if(f)g=f;else{g=g[b];if(!g)continue;u(g)}b.renderimmediateobject(c,d,e,g,m)}}}function p(a){var b=a.object.material;b.transparent?(a.transparent=b,a.opaque=null):(a.opaque=b,a.transparent=null)}function q(a,b){var d=a.material,e=!1;if(void 0===ua[b.id]||!0===b.groupsneedupdate){delete ba[a.id];for(var f=ua,g=b.id,d=d instanceof three.meshfacematerial,
h=da.get("oes_element_index_uint")?4294967296:65535,k,e={},l=b.morphtargets.length,p=b.morphnormals.length,q,s={},t=[],r=0,w=b.faces.length;r<w;r++){k=b.faces[r];var u=d?k.materialindex:0;u in e||(e[u]={hash:u,counter:0});k=e[u].hash+"_"+e[u].counter;k in s||(q={id:qb++,faces3:[],materialindex:u,vertices:0,nummorphtargets:l,nummorphnormals:p},s[k]=q,t.push(q));s[k].vertices+3>h&&(e[u].counter+=1,k=e[u].hash+"_"+e[u].counter,k in s||(q={id:qb++,faces3:[],materialindex:u,vertices:0,nummorphtargets:l,
nummorphnormals:p},s[k]=q,t.push(q)));s[k].faces3.push(r);s[k].vertices+=3}f[g]=t;b.groupsneedupdate=!1}f=ua[b.id];g=0;for(d=f.length;g<d;g++){h=f[g];if(void 0===h.__webglvertexbuffer){e=h;e.__webglvertexbuffer=m.createbuffer();e.__webglnormalbuffer=m.createbuffer();e.__webgltangentbuffer=m.createbuffer();e.__webglcolorbuffer=m.createbuffer();e.__webgluvbuffer=m.createbuffer();e.__webgluv2buffer=m.createbuffer();e.__webglskinindicesbuffer=m.createbuffer();e.__webglskinweightsbuffer=m.createbuffer();
e.__webglfacebuffer=m.createbuffer();e.__webgllinebuffer=m.createbuffer();if(p=e.nummorphtargets)for(e.__webglmorphtargetsbuffers=[],l=0;l<p;l++)e.__webglmorphtargetsbuffers.push(m.createbuffer());if(p=e.nummorphnormals)for(e.__webglmorphnormalsbuffers=[],l=0;l<p;l++)e.__webglmorphnormalsbuffers.push(m.createbuffer());b.info.memory.geometries++;e=h;r=a;w=r.geometry;p=e.faces3;l=3*p.length;s=1*p.length;t=3*p.length;p=c(r,e);e.__vertexarray=new float32array(3*l);e.__normalarray=new float32array(3*l);
e.__colorarray=new float32array(3*l);e.__uvarray=new float32array(2*l);1<w.facevertexuvs.length&&(e.__uv2array=new float32array(2*l));w.hastangents&&(e.__tangentarray=new float32array(4*l));r.geometry.skinweights.length&&r.geometry.skinindices.length&&(e.__skinindexarray=new float32array(4*l),e.__skinweightarray=new float32array(4*l));r=null!==da.get("oes_element_index_uint")&&21845<s?uint32array:uint16array;e.__typearray=r;e.__facearray=new r(3*s);e.__linearray=new r(2*t);if(w=e.nummorphtargets)for(e.__morphtargetsarrays=
[],r=0;r<w;r++)e.__morphtargetsarrays.push(new float32array(3*l));if(w=e.nummorphnormals)for(e.__morphnormalsarrays=[],r=0;r<w;r++)e.__morphnormalsarrays.push(new float32array(3*l));e.__webglfacecount=3*s;e.__webgllinecount=2*t;if(p.attributes)for(s in void 0===e.__webglcustomattributeslist&&(e.__webglcustomattributeslist=[]),s=void 0,p.attributes){var t=p.attributes[s],r={},v;for(v in t)r[v]=t[v];if(!r.__webglinitialized||r.createuniquebuffers)r.__webglinitialized=!0,w=1,"v2"===r.type?w=2:"v3"===
r.type?w=3:"v4"===r.type?w=4:"c"===r.type&&(w=3),r.size=w,r.array=new float32array(l*w),r.buffer=m.createbuffer(),r.buffer.belongstoattribute=s,t.needsupdate=!0,r.__original=t;e.__webglcustomattributeslist.push(r)}e.__inittedarrays=!0;b.verticesneedupdate=!0;b.morphtargetsneedupdate=!0;b.elementsneedupdate=!0;b.uvsneedupdate=!0;b.normalsneedupdate=!0;b.tangentsneedupdate=!0;e=b.colorsneedupdate=!0}else e=!1;(e||void 0===a.__webglactive)&&n(ba,h,a)}a.__webglactive=!0}function n(a,b,c){var d=c.id;a[d]=
a[d]||[];a[d].push({id:d,buffer:b,object:c,material:null,z:0})}function t(a){var b=a.geometry;if(b instanceof three.buffergeometry)for(var d=b.attributes,e=b.attributeskeys,f=0,g=e.length;f<g;f++){var h=e[f],k=d[h],n="index"===h?m.element_array_buffer:m.array_buffer;void 0===k.buffer?(k.buffer=m.createbuffer(),m.bindbuffer(n,k.buffer),m.bufferdata(n,k.array,k instanceof three.dynamicbufferattribute?m.dynamic_draw:m.static_draw),k.needsupdate=!1):!0===k.needsupdate&&(m.bindbuffer(n,k.buffer),void 0===
k.updaterange||-1===k.updaterange.count?m.buffersubdata(n,0,k.array):0===k.updaterange.count?console.error("three.webglrenderer.updateobject: using updaterange for three.dynamicbufferattribute and marked as needsupdate but count is 0, ensure you are using set methods or updating manually."):(m.buffersubdata(n,k.updaterange.offset*k.array.bytes_per_element,k.array.subarray(k.updaterange.offset,k.updaterange.offset+k.updaterange.count)),k.updaterange.count=0),k.needsupdate=!1)}else if(a instanceof three.mesh){!0===
b.groupsneedupdate&&q(a,b);for(var l=ua[b.id],f=0,p=l.length;f<p;f++){var t=l[f],w=c(a,t),u=w.attributes&&r(w);if(b.verticesneedupdate||b.morphtargetsneedupdate||b.elementsneedupdate||b.uvsneedupdate||b.normalsneedupdate||b.colorsneedupdate||b.tangentsneedupdate||u){var v=t,x=a,d=m.dynamic_draw,a=!b.dynamic,e=w;if(v.__inittedarrays){var g=!1===e instanceof three.meshphongmaterial&&e.shading===three.flatshading,y=void 0,z=void 0,f=void 0,b=void 0,i=void 0,h=void 0,m=void 0,r=void 0,p=void 0,u=void 0,
o=void 0,j=void 0,l=void 0,n=void 0,ka=void 0,v=void 0,w=void 0,qa=void 0,ya=void 0,xa=void 0,da=void 0,ba=void 0,ja=void 0,pa=void 0,ka=void 0,q=void 0,ha=void 0,ia=void 0,ob=void 0,y=void 0,ub=void 0,pa=void 0,ab=void 0,oa=void 0,ca=void 0,qa=void 0,ca=void 0,ta=void 0,na=void 0,wa=void 0,la=0,ma=0,kb=0,yb=0,zb=0,ra=0,aa=0,eb=0,ha=0,la=0,ra=0,k=0,za=void 0,sa=v.__vertexarray,ab=v.__uvarray,lb=v.__uv2array,na=v.__normalarray,sa=v.__tangentarray,da=v.__colorarray,ea=v.__skinindexarray,fa=v.__skinweightarray,
gb=v.__morphtargetsarrays,bb=v.__morphnormalsarrays,mb=v.__webglcustomattributeslist,c=void 0,va=v.__facearray,ta=v.__linearray,ea=x.geometry,fb=ea.elementsneedupdate,vb=ea.uvsneedupdate,mb=ea.normalsneedupdate,ob=ea.tangentsneedupdate,ib=ea.colorsneedupdate,sb=ea.morphtargetsneedupdate,cb=ea.vertices,$=v.faces3,xa=ea.faces,hb=ea.facevertexuvs[0],oa=ea.facevertexuvs[1],$a=ea.skinindices,ga=ea.skinweights,nb=ea.morphtargets,bb=ea.morphnormals;if(ea.verticesneedupdate){y=0;for(z=$.length;y<z;y++)b=
xa[$[y]],j=cb[b.a],l=cb[b.b],n=cb[b.c],sa[ma]=j.x,sa[ma+1]=j.y,sa[ma+2]=j.z,sa[ma+3]=l.x,sa[ma+4]=l.y,sa[ma+5]=l.z,sa[ma+6]=n.x,sa[ma+7]=n.y,sa[ma+8]=n.z,ma+=9;m.bindbuffer(m.array_buffer,v.__webglvertexbuffer);m.bufferdata(m.array_buffer,sa,d)}if(sb)for(ca=0,qa=nb.length;ca<qa;ca++){y=ra=0;for(z=$.length;y<z;y++)na=$[y],b=xa[na],j=nb[ca].vertices[b.a],l=nb[ca].vertices[b.b],n=nb[ca].vertices[b.c],ca=gb[ca],ca[ra]=j.x,ca[ra+1]=j.y,ca[ra+2]=j.z,ca[ra+3]=l.x,ca[ra+4]=l.y,ca[ra+5]=l.z,ca[ra+6]=n.x,ca[ra+
7]=n.y,ca[ra+8]=n.z,e.morphnormals&&(g?xa=ya=qa=bb[ca].facenormals[na]:(wa=bb[ca].vertexnormals[na],qa=wa.a,ya=wa.b,xa=wa.c),ta=bb[ca],ta[ra]=qa.x,ta[ra+1]=qa.y,ta[ra+2]=qa.z,ta[ra+3]=ya.x,ta[ra+4]=ya.y,ta[ra+5]=ya.z,ta[ra+6]=xa.x,ta[ra+7]=xa.y,ta[ra+8]=xa.z),ra+=9;m.bindbuffer(m.array_buffer,v.__webglmorphtargetsbuffers[ca]);m.bufferdata(m.array_buffer,gb[ca],d);e.morphnormals&&(m.bindbuffer(m.array_buffer,v.__webglmorphnormalsbuffers[ca]),m.bufferdata(m.array_buffer,bb[ca],d))}if(ga.length){y=0;
for(z=$.length;y<z;y++)b=xa[$[y]],pa=ga[b.a],ka=ga[b.b],q=ga[b.c],fa[la]=pa.x,fa[la+1]=pa.y,fa[la+2]=pa.z,fa[la+3]=pa.w,fa[la+4]=ka.x,fa[la+5]=ka.y,fa[la+6]=ka.z,fa[la+7]=ka.w,fa[la+8]=q.x,fa[la+9]=q.y,fa[la+10]=q.z,fa[la+11]=q.w,ha=$a[b.a],ia=$a[b.b],ob=$a[b.c],ea[la]=ha.x,ea[la+1]=ha.y,ea[la+2]=ha.z,ea[la+3]=ha.w,ea[la+4]=ia.x,ea[la+5]=ia.y,ea[la+6]=ia.z,ea[la+7]=ia.w,ea[la+8]=ob.x,ea[la+9]=ob.y,ea[la+10]=ob.z,ea[la+11]=ob.w,la+=12;0<la&&(m.bindbuffer(m.array_buffer,v.__webglskinindicesbuffer),
m.bufferdata(m.array_buffer,ea,d),m.bindbuffer(m.array_buffer,v.__webglskinweightsbuffer),m.bufferdata(m.array_buffer,fa,d))}if(ib){y=0;for(z=$.length;y<z;y++)b=xa[$[y]],m=b.vertexcolors,r=b.color,3===m.length&&e.vertexcolors===three.vertexcolors?(da=m[0],ba=m[1],ja=m[2]):ja=ba=da=r,da[ha]=da.r,da[ha+1]=da.g,da[ha+2]=da.b,da[ha+3]=ba.r,da[ha+4]=ba.g,da[ha+5]=ba.b,da[ha+6]=ja.r,da[ha+7]=ja.g,da[ha+8]=ja.b,ha+=9;0<ha&&(m.bindbuffer(m.array_buffer,v.__webglcolorbuffer),m.bufferdata(m.array_buffer,da,
d))}if(ob&&ea.hastangents){y=0;for(z=$.length;y<z;y++)b=xa[$[y]],p=b.vertextangents,ka=p[0],v=p[1],w=p[2],sa[aa]=ka.x,sa[aa+1]=ka.y,sa[aa+2]=ka.z,sa[aa+3]=ka.w,sa[aa+4]=v.x,sa[aa+5]=v.y,sa[aa+6]=v.z,sa[aa+7]=v.w,sa[aa+8]=w.x,sa[aa+9]=w.y,sa[aa+10]=w.z,sa[aa+11]=w.w,aa+=12;m.bindbuffer(m.array_buffer,v.__webgltangentbuffer);m.bufferdata(m.array_buffer,sa,d)}if(mb){y=0;for(z=$.length;y<z;y++)if(b=xa[$[y]],i=b.vertexnormals,h=b.normal,3===i.length&&!1===g)for(y=0;3>y;y++)pa=i[y],na[ra]=pa.x,na[ra+1]=
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yb+=2;0<yb&&(m.bindbuffer(m.array_buffer,v.__webgluv2buffer),m.bufferdata(m.array_buffer,lb,d))}if(fb){y=0;for(z=$.length;y<z;y++)va[zb]=la,va[zb+1]=la+1,va[zb+2]=la+2,zb+=3,ta[eb]=la,ta[eb+1]=la+1,ta[eb+2]=la,ta[eb+3]=la+2,ta[eb+4]=la+1,ta[eb+5]=la+2,eb+=6,la+=3;m.bindbuffer(m.element_array_buffer,v.__webglfacebuffer);m.bufferdata(m.element_array_buffer,va,d);m.bindbuffer(m.element_array_buffer,v.__webgllinebuffer);m.bufferdata(m.element_array_buffer,ta,d)}if(mb)for(y=0,ub=mb.length;y<ub;y++)if(c=
mb[y],c.__original.needsupdate){k=0;if(1===c.size)if(void 0===c.boundto||"vertices"===c.boundto)for(y=0,z=$.length;y<z;y++)b=xa[$[y]],c.array[k]=c.value[b.a],c.array[k+1]=c.value[b.b],c.array[k+2]=c.value[b.c],k+=3;else{if("faces"===c.boundto)for(y=0,z=$.length;y<z;y++)za=c.value[$[y]],c.array[k]=za,c.array[k+1]=za,c.array[k+2]=za,k+=3}else if(2===c.size)if(void 0===c.boundto||"vertices"===c.boundto)for(y=0,z=$.length;y<z;y++)b=xa[$[y]],j=c.value[b.a],l=c.value[b.b],n=c.value[b.c],c.array[k]=j.x,
c.array[k+1]=j.y,c.array[k+2]=l.x,c.array[k+3]=l.y,c.array[k+4]=n.x,c.array[k+5]=n.y,k+=6;else{if("faces"===c.boundto)for(y=0,z=$.length;y<z;y++)n=l=j=za=c.value[$[y]],c.array[k]=j.x,c.array[k+1]=j.y,c.array[k+2]=l.x,c.array[k+3]=l.y,c.array[k+4]=n.x,c.array[k+5]=n.y,k+=6}else if(3===c.size){var t;t="c"===c.type?["r","g","b"]:["x","y","z"];if(void 0===c.boundto||"vertices"===c.boundto)for(y=0,z=$.length;y<z;y++)b=xa[$[y]],j=c.value[b.a],l=c.value[b.b],n=c.value[b.c],c.array[k]=j[t[0]],c.array[k+1]=
j[t[1]],c.array[k+2]=j[t[2]],c.array[k+3]=l[t[0]],c.array[k+4]=l[t[1]],c.array[k+5]=l[t[2]],c.array[k+6]=n[t[0]],c.array[k+7]=n[t[1]],c.array[k+8]=n[t[2]],k+=9;else if("faces"===c.boundto)for(y=0,z=$.length;y<z;y++)n=l=j=za=c.value[$[y]],c.array[k]=j[t[0]],c.array[k+1]=j[t[1]],c.array[k+2]=j[t[2]],c.array[k+3]=l[t[0]],c.array[k+4]=l[t[1]],c.array[k+5]=l[t[2]],c.array[k+6]=n[t[0]],c.array[k+7]=n[t[1]],c.array[k+8]=n[t[2]],k+=9;else if("facevertices"===c.boundto)for(y=0,z=$.length;y<z;y++)za=c.value[$[y]],
j=za[0],l=za[1],n=za[2],c.array[k]=j[t[0]],c.array[k+1]=j[t[1]],c.array[k+2]=j[t[2]],c.array[k+3]=l[t[0]],c.array[k+4]=l[t[1]],c.array[k+5]=l[t[2]],c.array[k+6]=n[t[0]],c.array[k+7]=n[t[1]],c.array[k+8]=n[t[2]],k+=9}else if(4===c.size)if(void 0===c.boundto||"vertices"===c.boundto)for(y=0,z=$.length;y<z;y++)b=xa[$[y]],j=c.value[b.a],l=c.value[b.b],n=c.value[b.c],c.array[k]=j.x,c.array[k+1]=j.y,c.array[k+2]=j.z,c.array[k+3]=j.w,c.array[k+4]=l.x,c.array[k+5]=l.y,c.array[k+6]=l.z,c.array[k+7]=l.w,c.array[k+
8]=n.x,c.array[k+9]=n.y,c.array[k+10]=n.z,c.array[k+11]=n.w,k+=12;else if("faces"===c.boundto)for(y=0,z=$.length;y<z;y++)n=l=j=za=c.value[$[y]],c.array[k]=j.x,c.array[k+1]=j.y,c.array[k+2]=j.z,c.array[k+3]=j.w,c.array[k+4]=l.x,c.array[k+5]=l.y,c.array[k+6]=l.z,c.array[k+7]=l.w,c.array[k+8]=n.x,c.array[k+9]=n.y,c.array[k+10]=n.z,c.array[k+11]=n.w,k+=12;else if("facevertices"===c.boundto)for(y=0,z=$.length;y<z;y++)za=c.value[$[y]],j=za[0],l=za[1],n=za[2],c.array[k]=j.x,c.array[k+1]=j.y,c.array[k+2]=
j.z,c.array[k+3]=j.w,c.array[k+4]=l.x,c.array[k+5]=l.y,c.array[k+6]=l.z,c.array[k+7]=l.w,c.array[k+8]=n.x,c.array[k+9]=n.y,c.array[k+10]=n.z,c.array[k+11]=n.w,k+=12;m.bindbuffer(m.array_buffer,c.buffer);m.bufferdata(m.array_buffer,c.array,d)}a&&(delete v.__inittedarrays,delete v.__colorarray,delete v.__normalarray,delete v.__tangentarray,delete v.__uvarray,delete v.__uv2array,delete v.__facearray,delete v.__vertexarray,delete v.__linearray,delete v.__skinindexarray,delete v.__skinweightarray)}}}b.verticesneedupdate=
!1;b.morphtargetsneedupdate=!1;b.elementsneedupdate=!1;b.uvsneedupdate=!1;b.normalsneedupdate=!1;b.colorsneedupdate=!1;b.tangentsneedupdate=!1;w.attributes&&s(w)}else if(a instanceof three.line){w=c(a,b);u=w.attributes&&r(w);if(b.verticesneedupdate||b.colorsneedupdate||b.linedistancesneedupdate||u){var db=m.dynamic_draw,s,aa,z,ba,x,eb,rb=b.vertices,ib=b.colors,gb=b.linedistances,ya=rb.length,pb=ib.length,qb=gb.length,wa=b.__vertexarray,tb=b.__colorarray,hb=b.__linedistancearray,$b=b.colorsneedupdate,
fb=b.linedistancesneedupdate,sb=b.__webglcustomattributeslist,jb,cb,ua,kb,ia,fa;if(b.verticesneedupdate){for(s=0;s<ya;s++)ba=rb[s],x=3*s,wa[x]=ba.x,wa[x+1]=ba.y,wa[x+2]=ba.z;m.bindbuffer(m.array_buffer,b.__webglvertexbuffer);m.bufferdata(m.array_buffer,wa,db)}if($b){for(aa=0;aa<pb;aa++)eb=ib[aa],x=3*aa,tb[x]=eb.r,tb[x+1]=eb.g,tb[x+2]=eb.b;m.bindbuffer(m.array_buffer,b.__webglcolorbuffer);m.bufferdata(m.array_buffer,tb,db)}if(fb){for(z=0;z<qb;z++)hb[z]=gb[z];m.bindbuffer(m.array_buffer,b.__webgllinedistancebuffer);
m.bufferdata(m.array_buffer,hb,db)}if(sb)for(jb=0,cb=sb.length;jb<cb;jb++)if(fa=sb[jb],fa.needsupdate&&(void 0===fa.boundto||"vertices"===fa.boundto)){x=0;kb=fa.value.length;if(1===fa.size)for(ua=0;ua<kb;ua++)fa.array[ua]=fa.value[ua];else if(2===fa.size)for(ua=0;ua<kb;ua++)ia=fa.value[ua],fa.array[x]=ia.x,fa.array[x+1]=ia.y,x+=2;else if(3===fa.size)if("c"===fa.type)for(ua=0;ua<kb;ua++)ia=fa.value[ua],fa.array[x]=ia.r,fa.array[x+1]=ia.g,fa.array[x+2]=ia.b,x+=3;else for(ua=0;ua<kb;ua++)ia=fa.value[ua],
fa.array[x]=ia.x,fa.array[x+1]=ia.y,fa.array[x+2]=ia.z,x+=3;else if(4===fa.size)for(ua=0;ua<kb;ua++)ia=fa.value[ua],fa.array[x]=ia.x,fa.array[x+1]=ia.y,fa.array[x+2]=ia.z,fa.array[x+3]=ia.w,x+=4;m.bindbuffer(m.array_buffer,fa.buffer);m.bufferdata(m.array_buffer,fa.array,db);fa.needsupdate=!1}}b.verticesneedupdate=!1;b.colorsneedupdate=!1;b.linedistancesneedupdate=!1;w.attributes&&s(w)}else if(a instanceof three.pointcloud){w=c(a,b);u=w.attributes&&r(w);if(b.verticesneedupdate||b.colorsneedupdate||
u){var db=m.dynamic_draw,tb,ub,ac,ma,bc,nb=b.vertices,vb=nb.length,pb=b.colors,rb=pb.length,cc=b.__vertexarray,dc=b.__colorarray,wb=b.colorsneedupdate,gc=b.__webglcustomattributeslist,ec,jb,va,lb,ja,ga;if(b.verticesneedupdate){for(tb=0;tb<vb;tb++)ac=nb[tb],ma=3*tb,cc[ma]=ac.x,cc[ma+1]=ac.y,cc[ma+2]=ac.z;m.bindbuffer(m.array_buffer,b.__webglvertexbuffer);m.bufferdata(m.array_buffer,cc,db)}if(wb){for(ub=0;ub<rb;ub++)bc=pb[ub],ma=3*ub,dc[ma]=bc.r,dc[ma+1]=bc.g,dc[ma+2]=bc.b;m.bindbuffer(m.array_buffer,
b.__webglcolorbuffer);m.bufferdata(m.array_buffer,dc,db)}if(gc)for(ec=0,jb=gc.length;ec<jb;ec++){ga=gc[ec];if(ga.needsupdate&&(void 0===ga.boundto||"vertices"===ga.boundto))if(lb=ga.value.length,ma=0,1===ga.size)for(va=0;va<lb;va++)ga.array[va]=ga.value[va];else if(2===ga.size)for(va=0;va<lb;va++)ja=ga.value[va],ga.array[ma]=ja.x,ga.array[ma+1]=ja.y,ma+=2;else if(3===ga.size)if("c"===ga.type)for(va=0;va<lb;va++)ja=ga.value[va],ga.array[ma]=ja.r,ga.array[ma+1]=ja.g,ga.array[ma+2]=ja.b,ma+=3;else for(va=
0;va<lb;va++)ja=ga.value[va],ga.array[ma]=ja.x,ga.array[ma+1]=ja.y,ga.array[ma+2]=ja.z,ma+=3;else if(4===ga.size)for(va=0;va<lb;va++)ja=ga.value[va],ga.array[ma]=ja.x,ga.array[ma+1]=ja.y,ga.array[ma+2]=ja.z,ga.array[ma+3]=ja.w,ma+=4;m.bindbuffer(m.array_buffer,ga.buffer);m.bufferdata(m.array_buffer,ga.array,db);ga.needsupdate=!1}}b.verticesneedupdate=!1;b.colorsneedupdate=!1;w.attributes&&s(w)}}function r(a){for(var b in a.attributes)if(a.attributes[b].needsupdate)return!0;return!1}function s(a){for(var b in a.attributes)a.attributes[b].needsupdate=
!1}function u(a){!0===a.transparent?w.setblending(a.blending,a.blendequation,a.blendsrc,a.blenddst,a.blendequationalpha,a.blendsrcalpha,a.blenddstalpha):w.setblending(three.noblending);w.setdepthtest(a.depthtest);w.setdepthwrite(a.depthwrite);w.setcolorwrite(a.colorwrite);w.setpolygonoffset(a.polygonoffset,a.polygonoffsetfactor,a.polygonoffsetunits)}function v(a,b,c,d,e){var f,g,h,k;mb=0;if(d.needsupdate){d.program&&hc(d);d.addeventlistener("dispose",ic);var n=pc[d.type];if(n){var l=three.shaderlib[n];
d.__webglshader={uniforms:three.uniformsutils.clone(l.uniforms),vertexshader:l.vertexshader,fragmentshader:l.fragmentshader}}else d.__webglshader={uniforms:d.uniforms,vertexshader:d.vertexshader,fragmentshader:d.fragmentshader};for(var p=0,q=0,r=0,s=0,t=0,w=b.length;t<w;t++){var v=b[t];v.onlyshadow||!1===v.visible||(v instanceof three.directionallight&&p++,v instanceof three.pointlight&&q++,v instanceof three.spotlight&&r++,v instanceof three.hemispherelight&&s++)}f=p;g=q;h=r;k=s;for(var u,z=0,g=
0,f=b.length;g<f;g++){var j=b[g];j.castshadow&&(j instanceof three.spotlight&&z++,j instanceof three.directionallight&&!j.shadowcascade&&z++)}u=z;var h;if(nb&&e&&e.skeleton&&e.skeleton.usevertextexture)h=1024;else{var n=m.getparameter(m.max_vertex_uniform_vectors),m=math.floor((n-20)/4);void 0!==e&&e instanceof three.skinnedmesh&&(m=math.min(e.skeleton.bones.length,m),m<e.skeleton.bones.length&&three.warn("webglrenderer: too many bones - "+e.skeleton.bones.length+", this gpu supports just "+m+" (try opengl instead of angle)"));
h=m}var p={precision:l,supportsvertextextures:vb,map:!!d.map,envmap:!!d.envmap,envmapmode:d.envmap&&d.envmap.mapping,lightmap:!!d.lightmap,bumpmap:!!d.bumpmap,normalmap:!!d.normalmap,specularmap:!!d.specularmap,alphamap:!!d.alphamap,combine:d.combine,vertexcolors:d.vertexcolors,fog:c,usefog:d.fog,fogexp:c instanceof three.fogexp2,flatshading:d.shading===three.flatshading,sizeattenuation:d.sizeattenuation,logarithmicdepthbuffer:ja,skinning:d.skinning,maxbones:h,usevertextexture:nb&&e&&e.skeleton&&
e.skeleton.usevertextexture,morphtargets:d.morphtargets,morphnormals:d.morphnormals,maxmorphtargets:b.maxmorphtargets,maxmorphnormals:b.maxmorphnormals,maxdirlights:f,maxpointlights:g,maxspotlights:h,maxhemilights:k,maxshadows:u,shadowmapenabled:b.shadowmapenabled&&e.receiveshadow&&0<u,shadowmaptype:b.shadowmaptype,shadowmapdebug:b.shadowmapdebug,shadowmapcascade:b.shadowmapcascade,alphatest:d.alphatest,metal:d.metal,wraparound:d.wraparound,doublesided:d.side===three.doubleside,flipsided:d.side===
three.backside},r=[];n?r.push(n):(r.push(d.fragmentshader),r.push(d.vertexshader));if(void 0!==d.defines)for(var o in d.defines)r.push(o),r.push(d.defines[o]);for(o in p)r.push(o),r.push(p[o]);for(var ka=r.join(),v,w=0,qa=pa.length;w<qa;w++){var ya=pa[w];if(ya.code===ka){v=ya;v.usedtimes++;break}}void 0===v&&(v=new three.webglprogram(b,ka,d,p),pa.push(v),b.info.memory.programs=pa.length);d.program=v;var xa=v.attributes;if(d.morphtargets){d.numsupportedmorphtargets=0;for(var ca,da="morphtarget",ba=
0;ba<b.maxmorphtargets;ba++)ca=da+ba,0<=xa[ca]&&d.numsupportedmorphtargets++}if(d.morphnormals)for(d.numsupportedmorphnormals=0,da="morphnormal",ba=0;ba<b.maxmorphnormals;ba++)ca=da+ba,0<=xa[ca]&&d.numsupportedmorphnormals++;d.uniformslist=[];for(var ha in d.__webglshader.uniforms){var ta=d.program.uniforms[ha];ta&&d.uniformslist.push([d.__webglshader.uniforms[ha],ta])}d.needsupdate=!1}d.morphtargets&&!e.__webglmorphtargetinfluences&&(e.__webglmorphtargetinfluences=new float32array(b.maxmorphtargets));
var ab=!1,oa=!1,qa=!1,ua=d.program,ka=ua.uniforms,q=d.__webglshader.uniforms;ua.id!==ob&&(m.useprogram(ua.program),ob=ua.id,qa=oa=ab=!0);d.id!==ub&&(-1===ub&&(qa=!0),ub=d.id,oa=!0);if(ab||a!==vb)m.uniformmatrix4fv(ka.projectionmatrix,!1,a.projectionmatrix.elements),ja&&m.uniform1f(ka.logdepthbuffc,2/(math.log(a.far+1)/math.ln2)),a!==vb&&(vb=a),(d instanceof three.shadermaterial||d instanceof three.meshphongmaterial||d.envmap)&&null!==ka.cameraposition&&(wa.setfrommatrixposition(a.matrixworld),m.uniform3f(ka.cameraposition,
wa.x,wa.y,wa.z)),(d instanceof three.meshphongmaterial||d instanceof three.meshlambertmaterial||d instanceof three.meshbasicmaterial||d instanceof three.shadermaterial||d.skinning)&&null!==ka.viewmatrix&&m.uniformmatrix4fv(ka.viewmatrix,!1,a.matrixworldinverse.elements);if(d.skinning)if(e.bindmatrix&&null!==ka.bindmatrix&&m.uniformmatrix4fv(ka.bindmatrix,!1,e.bindmatrix.elements),e.bindmatrixinverse&&null!==ka.bindmatrixinverse&&m.uniformmatrix4fv(ka.bindmatrixinverse,!1,e.bindmatrixinverse.elements),
nb&&e.skeleton&&e.skeleton.usevertextexture){if(null!==ka.bonetexture){var db=d();m.uniform1i(ka.bonetexture,db);b.settexture(e.skeleton.bonetexture,db)}null!==ka.bonetexturewidth&&m.uniform1i(ka.bonetexturewidth,e.skeleton.bonetexturewidth);null!==ka.bonetextureheight&&m.uniform1i(ka.bonetextureheight,e.skeleton.bonetextureheight)}else e.skeleton&&e.skeleton.bonematrices&&null!==ka.boneglobalmatrices&&m.uniformmatrix4fv(ka.boneglobalmatrices,!1,e.skeleton.bonematrices);if(oa){c&&d.fog&&(q.fogcolor.value=
c.color,c instanceof three.fog?(q.fognear.value=c.near,q.fogfar.value=c.far):c instanceof three.fogexp2&&(q.fogdensity.value=c.density));if(d instanceof three.meshphongmaterial||d instanceof three.meshlambertmaterial||d.lights){if(ob){var qa=!0,ia,za,y,bb=0,cb=0,ib=0,xb,pb,qb,ca,jb,na=jc,rb=na.directional.colors,la=na.directional.positions,ma=na.point.colors,kb=na.point.positions,yb=na.point.distances,zb=na.point.decays,ra=na.spot.colors,aa=na.spot.positions,eb=na.spot.distances,ha=na.spot.directions,
la=na.spot.anglescos,ra=na.spot.exponents,k=na.spot.decays,za=na.hemi.skycolors,sa=na.hemi.groundcolors,ab=na.hemi.positions,lb=0,na=0,sa=0,da=0,ea=0,fa=0,gb=0,bb=0,mb=0,c=0,va=0,ta=0;ia=0;for(za=b.length;ia<za;ia++)y=b[ia],y.onlyshadow||(xb=y.color,ca=y.intensity,jb=y.distance,y instanceof three.ambientlight?y.visible&&(bb+=xb.r,cb+=xb.g,ib+=xb.b):y instanceof three.directionallight?(ea+=1,y.visible&&(pa.setfrommatrixposition(y.matrixworld),wa.setfrommatrixposition(y.target.matrixworld),pa.sub(wa),
pa.normalize(),mb=3*lb,la[mb]=pa.x,la[mb+1]=pa.y,la[mb+2]=pa.z,y(rb,mb,xb,ca),lb+=1)):y instanceof three.pointlight?(fa+=1,y.visible&&(c=3*na,y(ma,c,xb,ca),wa.setfrommatrixposition(y.matrixworld),kb[c]=wa.x,kb[c+1]=wa.y,kb[c+2]=wa.z,yb[na]=jb,zb[na]=0===y.distance?0:y.decay,na+=1)):y instanceof three.spotlight?(gb+=1,y.visible&&(va=3*sa,y(ra,va,xb,ca),pa.setfrommatrixposition(y.matrixworld),aa[va]=pa.x,aa[va+1]=pa.y,aa[va+2]=pa.z,eb[sa]=jb,wa.setfrommatrixposition(y.target.matrixworld),pa.sub(wa),
pa.normalize(),ha[va]=pa.x,ha[va+1]=pa.y,ha[va+2]=pa.z,la[sa]=math.cos(y.angle),ra[sa]=y.exponent,k[sa]=0===y.distance?0:y.decay,sa+=1)):y instanceof three.hemispherelight&&(bb+=1,y.visible&&(pa.setfrommatrixposition(y.matrixworld),pa.normalize(),ta=3*da,ab[ta]=pa.x,ab[ta+1]=pa.y,ab[ta+2]=pa.z,pb=y.color,qb=y.groundcolor,y(za,ta,pb,ca),y(sa,ta,qb,ca),da+=1)));ia=3*lb;for(za=math.max(rb.length,3*ea);ia<za;ia++)rb[ia]=0;ia=3*na;for(za=math.max(ma.length,3*fa);ia<za;ia++)ma[ia]=0;ia=3*sa;for(za=math.max(ra.length,
3*gb);ia<za;ia++)ra[ia]=0;ia=3*da;for(za=math.max(za.length,3*bb);ia<za;ia++)za[ia]=0;ia=3*da;for(za=math.max(sa.length,3*bb);ia<za;ia++)sa[ia]=0;na.directional.length=lb;na.point.length=na;na.spot.length=sa;na.hemi.length=da;na.ambient[0]=bb;na.ambient[1]=cb;na.ambient[2]=ib;ob=!1}if(qa){var ea=jc;q.ambientlightcolor.value=ea.ambient;q.directionallightcolor.value=ea.directional.colors;q.directionallightdirection.value=ea.directional.positions;q.pointlightcolor.value=ea.point.colors;q.pointlightposition.value=
ea.point.positions;q.pointlightdistance.value=ea.point.distances;q.pointlightdecay.value=ea.point.decays;q.spotlightcolor.value=ea.spot.colors;q.spotlightposition.value=ea.spot.positions;q.spotlightdistance.value=ea.spot.distances;q.spotlightdirection.value=ea.spot.directions;q.spotlightanglecos.value=ea.spot.anglescos;q.spotlightexponent.value=ea.spot.exponents;q.spotlightdecay.value=ea.spot.decays;q.hemispherelightskycolor.value=ea.hemi.skycolors;q.hemispherelightgroundcolor.value=ea.hemi.groundcolors;
q.hemispherelightdirection.value=ea.hemi.positions;x(q,!0)}else x(q,!1)}if(d instanceof three.meshbasicmaterial||d instanceof three.meshlambertmaterial||d instanceof three.meshphongmaterial){q.opacity.value=d.opacity;q.diffuse.value=d.color;q.map.value=d.map;q.lightmap.value=d.lightmap;q.specularmap.value=d.specularmap;q.alphamap.value=d.alphamap;d.bumpmap&&(q.bumpmap.value=d.bumpmap,q.bumpscale.value=d.bumpscale);d.normalmap&&(q.normalmap.value=d.normalmap,q.normalscale.value.copy(d.normalscale));
var fb;d.map?fb=d.map:d.specularmap?fb=d.specularmap:d.normalmap?fb=d.normalmap:d.bumpmap?fb=d.bumpmap:d.alphamap&&(fb=d.alphamap);if(void 0!==fb){var wb=fb.offset,qb=fb.repeat;q.offsetrepeat.value.set(wb.x,wb.y,qb.x,qb.y)}q.envmap.value=d.envmap;q.flipenvmap.value=d.envmap instanceof three.webglrendertargetcube?1:-1;q.reflectivity.value=d.reflectivity;q.refractionratio.value=d.refractionratio}if(d instanceof three.linebasicmaterial)q.diffuse.value=d.color,q.opacity.value=d.opacity;else if(d instanceof
three.linedashedmaterial)q.diffuse.value=d.color,q.opacity.value=d.opacity,q.dashsize.value=d.dashsize,q.totalsize.value=d.dashsize+d.gapsize,q.scale.value=d.scale;else if(d instanceof three.pointcloudmaterial){if(q.pscolor.value=d.color,q.opacity.value=d.opacity,q.size.value=d.size,q.scale.value=u.height/2,q.map.value=d.map,null!==d.map){var wb=d.map.offset,xb=d.map.repeat;q.offsetrepeat.value.set(wb.x,wb.y,xb.x,xb.y)}}else d instanceof three.meshphongmaterial?(q.shininess.value=d.shininess,q.emissive.value=
d.emissive,q.specular.value=d.specular,d.wraparound&&q.wraprgb.value.copy(d.wraprgb)):d instanceof three.meshlambertmaterial?(q.emissive.value=d.emissive,d.wraparound&&q.wraprgb.value.copy(d.wraprgb)):d instanceof three.meshdepthmaterial?(q.mnear.value=a.near,q.mfar.value=a.far,q.opacity.value=d.opacity):d instanceof three.meshnormalmaterial&&(q.opacity.value=d.opacity);if(e.receiveshadow&&!d._shadowpass&&q.shadowmatrix)for(var sb=0,cb=0,$=b.length;cb<$;cb++){var xa=b[cb];xa.castshadow&&(xa instanceof
three.spotlight||xa instanceof three.directionallight&&!xa.shadowcascade)&&(q.shadowmap.value[sb]=xa.shadowmap,q.shadowmapsize.value[sb]=xa.shadowmapsize,q.shadowmatrix.value[sb]=xa.shadowmatrix,q.shadowdarkness.value[sb]=xa.shadowdarkness,q.shadowbias.value[sb]=xa.shadowbias,sb++)}for(var hb=d.uniformslist,oa,$a,ga,nb=0,fc=hb.length;nb<fc;nb++){var t=hb[nb][0];if(!1!==t.needsupdate){var db=t.type,s=t.value,aa=hb[nb][1];switch(db){case "1i":m.uniform1i(aa,s);break;case "1f":m.uniform1f(aa,s);break;
case "2f":m.uniform2f(aa,s[0],s[1]);break;case "3f":m.uniform3f(aa,s[0],s[1],s[2]);break;case "4f":m.uniform4f(aa,s[0],s[1],s[2],s[3]);break;case "1iv":m.uniform1iv(aa,s);break;case "3iv":m.uniform3iv(aa,s);break;case "1fv":m.uniform1fv(aa,s);break;case "2fv":m.uniform2fv(aa,s);break;case "3fv":m.uniform3fv(aa,s);break;case "4fv":m.uniform4fv(aa,s);break;case "matrix3fv":m.uniformmatrix3fv(aa,!1,s);break;case "matrix4fv":m.uniformmatrix4fv(aa,!1,s);break;case "i":m.uniform1i(aa,s);break;case "f":m.uniform1f(aa,
s);break;case "v2":m.uniform2f(aa,s.x,s.y);break;case "v3":m.uniform3f(aa,s.x,s.y,s.z);break;case "v4":m.uniform4f(aa,s.x,s.y,s.z,s.w);break;case "c":m.uniform3f(aa,s.r,s.g,s.b);break;case "iv1":m.uniform1iv(aa,s);break;case "iv":m.uniform3iv(aa,s);break;case "fv1":m.uniform1fv(aa,s);break;case "fv":m.uniform3fv(aa,s);break;case "v2v":void 0===t._array&&(t._array=new float32array(2*s.length));for(var z=0,ba=s.length;z<ba;z++)ga=2*z,t._array[ga]=s[z].x,t._array[ga+1]=s[z].y;m.uniform2fv(aa,t._array);
break;case "v3v":void 0===t._array&&(t._array=new float32array(3*s.length));z=0;for(ba=s.length;z<ba;z++)ga=3*z,t._array[ga]=s[z].x,t._array[ga+1]=s[z].y,t._array[ga+2]=s[z].z;m.uniform3fv(aa,t._array);break;case "v4v":void 0===t._array&&(t._array=new float32array(4*s.length));z=0;for(ba=s.length;z<ba;z++)ga=4*z,t._array[ga]=s[z].x,t._array[ga+1]=s[z].y,t._array[ga+2]=s[z].z,t._array[ga+3]=s[z].w;m.uniform4fv(aa,t._array);break;case "m3":m.uniformmatrix3fv(aa,!1,s.elements);break;case "m3v":void 0===
t._array&&(t._array=new float32array(9*s.length));z=0;for(ba=s.length;z<ba;z++)s[z].flattentoarrayoffset(t._array,9*z);m.uniformmatrix3fv(aa,!1,t._array);break;case "m4":m.uniformmatrix4fv(aa,!1,s.elements);break;case "m4v":void 0===t._array&&(t._array=new float32array(16*s.length));z=0;for(ba=s.length;z<ba;z++)s[z].flattentoarrayoffset(t._array,16*z);m.uniformmatrix4fv(aa,!1,t._array);break;case "t":oa=s;$a=d();m.uniform1i(aa,$a);if(!oa)continue;if(oa instanceof three.cubetexture||oa.image instanceof
array&&6===oa.image.length){var x=oa,eb=$a;if(6===x.image.length)if(x.needsupdate){x.image.__webgltexturecube||(x.addeventlistener("dispose",pb),x.image.__webgltexturecube=m.createtexture(),b.info.memory.textures++);m.activetexture(m.texture0+eb);m.bindtexture(m.texture_cube_map,x.image.__webgltexturecube);m.pixelstorei(m.unpack_flip_y_webgl,x.flipy);for(var rb=x instanceof three.compressedtexture,ib=x.image[0]instanceof three.datatexture,gb=[],ya=0;6>ya;ya++)gb[ya]=!b.autoscalecubemaps||rb||ib?ib?
x.image[ya].image:x.image[ya]:e(x.image[ya],qc);var yb=gb[0],zb=three.math.ispoweroftwo(yb.width)&&three.math.ispoweroftwo(yb.height),wa=i(x.format),tb=i(x.type);a(m.texture_cube_map,x,zb);for(ya=0;6>ya;ya++)if(rb)for(var hb,$b=gb[ya].mipmaps,fb=0,sb=$b.length;fb<sb;fb++)hb=$b[fb],x.format!==three.rgbaformat&&x.format!==three.rgbformat?-1<kc().indexof(wa)?m.compressedteximage2d(m.texture_cube_map_positive_x+ya,fb,wa,hb.width,hb.height,0,hb.data):three.warn("three.webglrenderer: attempt to load unsupported compressed texture format in .setcubetexture()"):
m.teximage2d(m.texture_cube_map_positive_x+ya,fb,wa,hb.width,hb.height,0,wa,tb,hb.data);else ib?m.teximage2d(m.texture_cube_map_positive_x+ya,0,wa,gb[ya].width,gb[ya].height,0,wa,tb,gb[ya].data):m.teximage2d(m.texture_cube_map_positive_x+ya,0,wa,wa,tb,gb[ya]);x.generatemipmaps&&zb&&m.generatemipmap(m.texture_cube_map);x.needsupdate=!1;if(x.onupdate)x.onupdate()}else m.activetexture(m.texture0+eb),m.bindtexture(m.texture_cube_map,x.image.__webgltexturecube)}else if(oa instanceof three.webglrendertargetcube){var jb=
oa;m.activetexture(m.texture0+$a);m.bindtexture(m.texture_cube_map,jb.__webgltexture)}else b.settexture(oa,$a);break;case "tv":void 0===t._array&&(t._array=[]);z=0;for(ba=t.value.length;z<ba;z++)t._array[z]=d();m.uniform1iv(aa,t._array);z=0;for(ba=t.value.length;z<ba;z++)oa=t.value[z],$a=t._array[z],oa&&b.settexture(oa,$a);break;default:three.warn("three.webglrenderer: unknown uniform type: "+db)}}}}m.uniformmatrix4fv(ka.modelviewmatrix,!1,e._modelviewmatrix.elements);ka.normalmatrix&&m.uniformmatrix3fv(ka.normalmatrix,
!1,e._normalmatrix.elements);null!==ka.modelmatrix&&m.uniformmatrix4fv(ka.modelmatrix,!1,e.matrixworld.elements);return ua}function x(a,b){a.ambientlightcolor.needsupdate=b;a.directionallightcolor.needsupdate=b;a.directionallightdirection.needsupdate=b;a.pointlightcolor.needsupdate=b;a.pointlightposition.needsupdate=b;a.pointlightdistance.needsupdate=b;a.pointlightdecay.needsupdate=b;a.spotlightcolor.needsupdate=b;a.spotlightposition.needsupdate=b;a.spotlightdistance.needsupdate=b;a.spotlightdirection.needsupdate=
b;a.spotlightanglecos.needsupdate=b;a.spotlightexponent.needsupdate=b;a.spotlightdecay.needsupdate=b;a.hemispherelightskycolor.needsupdate=b;a.hemispherelightgroundcolor.needsupdate=b;a.hemispherelightdirection.needsupdate=b}function d(){var a=mb;a>=wb&&three.warn("webglrenderer: trying to use "+a+" texture units while this gpu supports only "+wb);mb+=1;return a}function w(a,b){a._modelviewmatrix.multiplymatrices(b.matrixworldinverse,a.matrixworld);a._normalmatrix.getnormalmatrix(a._modelviewmatrix)}
function y(a,b,c,d){a[b]=c.r*d;a[b+1]=c.g*d;a[b+2]=c.b*d}function a(a,b,c){c?(m.texparameteri(a,m.texture_wrap_s,i(b.wraps)),m.texparameteri(a,m.texture_wrap_t,i(b.wrapt)),m.texparameteri(a,m.texture_mag_filter,i(b.magfilter)),m.texparameteri(a,m.texture_min_filter,i(b.minfilter))):(m.texparameteri(a,m.texture_wrap_s,m.clamp_to_edge),m.texparameteri(a,m.texture_wrap_t,m.clamp_to_edge),b.wraps===three.clamptoedgewrapping&&b.wrapt===three.clamptoedgewrapping||three.warn("three.webglrenderer: texture is not power of two. texture.wraps and texture.wrapt should be set to three.clamptoedgewrapping. ( "+
b.sourcefile+" )"),m.texparameteri(a,m.texture_mag_filter,z(b.magfilter)),m.texparameteri(a,m.texture_min_filter,z(b.minfilter)),b.minfilter!==three.nearestfilter&&b.minfilter!==three.linearfilter&&three.warn("three.webglrenderer: texture is not power of two. texture.minfilter should be set to three.nearestfilter or three.linearfilter. ( "+b.sourcefile+" )"));(c=da.get("ext_texture_filter_anisotropic"))&&b.type!==three.floattype&&b.type!==three.halffloattype&&(1<b.anisotropy||b.__currentanisotropy)&&
(m.texparameterf(a,c.texture_max_anisotropy_ext,math.min(b.anisotropy,b.getmaxanisotropy())),b.__currentanisotropy=b.anisotropy)}function e(a,b){if(a.width>b||a.height>b){var c=b/math.max(a.width,a.height),d=document.createelement("canvas");d.width=math.floor(a.width*c);d.height=math.floor(a.height*c);d.getcontext("2d").drawimage(a,0,0,a.width,a.height,0,0,d.width,d.height);three.warn("three.webglrenderer: image is too big ("+a.width+"x"+a.height+"). resized to "+d.width+"x"+d.height,a);return d}return a}
function g(a,b){m.bindrenderbuffer(m.renderbuffer,a);b.depthbuffer&&!b.stencilbuffer?(m.renderbufferstorage(m.renderbuffer,m.depth_component16,b.width,b.height),m.framebufferrenderbuffer(m.framebuffer,m.depth_attachment,m.renderbuffer,a)):b.depthbuffer&&b.stencilbuffer?(m.renderbufferstorage(m.renderbuffer,m.depth_stencil,b.width,b.height),m.framebufferrenderbuffer(m.framebuffer,m.depth_stencil_attachment,m.renderbuffer,a)):m.renderbufferstorage(m.renderbuffer,m.rgba4,b.width,b.height)}function f(a){a instanceof
three.webglrendertargetcube?(m.bindtexture(m.texture_cube_map,a.__webgltexture),m.generatemipmap(m.texture_cube_map),m.bindtexture(m.texture_cube_map,null)):(m.bindtexture(m.texture_2d,a.__webgltexture),m.generatemipmap(m.texture_2d),m.bindtexture(m.texture_2d,null))}function z(a){return a===three.nearestfilter||a===three.nearestmipmapnearestfilter||a===three.nearestmipmaplinearfilter?m.nearest:m.linear}function i(a){var b;if(a===three.repeatwrapping)return m.repeat;if(a===three.clamptoedgewrapping)return m.clamp_to_edge;
if(a===three.mirroredrepeatwrapping)return m.mirrored_repeat;if(a===three.nearestfilter)return m.nearest;if(a===three.nearestmipmapnearestfilter)return m.nearest_mipmap_nearest;if(a===three.nearestmipmaplinearfilter)return m.nearest_mipmap_linear;if(a===three.linearfilter)return m.linear;if(a===three.linearmipmapnearestfilter)return m.linear_mipmap_nearest;if(a===three.linearmipmaplinearfilter)return m.linear_mipmap_linear;if(a===three.unsignedbytetype)return m.unsigned_byte;if(a===three.unsignedshort4444type)return m.unsigned_short_4_4_4_4;
if(a===three.unsignedshort5551type)return m.unsigned_short_5_5_5_1;if(a===three.unsignedshort565type)return m.unsigned_short_5_6_5;if(a===three.bytetype)return m.byte;if(a===three.shorttype)return m.short;if(a===three.unsignedshorttype)return m.unsigned_short;if(a===three.inttype)return m.int;if(a===three.unsignedinttype)return m.unsigned_int;if(a===three.floattype)return m.float;b=da.get("oes_texture_half_float");if(null!==b&&a===three.halffloattype)return b.half_float_oes;if(a===three.alphaformat)return m.alpha;
if(a===three.rgbformat)return m.rgb;if(a===three.rgbaformat)return m.rgba;if(a===three.luminanceformat)return m.luminance;if(a===three.luminancealphaformat)return m.luminance_alpha;if(a===three.addequation)return m.func_add;if(a===three.subtractequation)return m.func_subtract;if(a===three.reversesubtractequation)return m.func_reverse_subtract;if(a===three.zerofactor)return m.zero;if(a===three.onefactor)return m.one;if(a===three.srccolorfactor)return m.src_color;if(a===three.oneminussrccolorfactor)return m.one_minus_src_color;
if(a===three.srcalphafactor)return m.src_alpha;if(a===three.oneminussrcalphafactor)return m.one_minus_src_alpha;if(a===three.dstalphafactor)return m.dst_alpha;if(a===three.oneminusdstalphafactor)return m.one_minus_dst_alpha;if(a===three.dstcolorfactor)return m.dst_color;if(a===three.oneminusdstcolorfactor)return m.one_minus_dst_color;if(a===three.srcalphasaturatefactor)return m.src_alpha_saturate;b=da.get("webgl_compressed_texture_s3tc");if(null!==b){if(a===three.rgb_s3tc_dxt1_format)return b.compressed_rgb_s3tc_dxt1_ext;
if(a===three.rgba_s3tc_dxt1_format)return b.compressed_rgba_s3tc_dxt1_ext;if(a===three.rgba_s3tc_dxt3_format)return b.compressed_rgba_s3tc_dxt3_ext;if(a===three.rgba_s3tc_dxt5_format)return b.compressed_rgba_s3tc_dxt5_ext}b=da.get("webgl_compressed_texture_pvrtc");if(null!==b){if(a===three.rgb_pvrtc_4bppv1_format)return b.compressed_rgb_pvrtc_4bppv1_img;if(a===three.rgb_pvrtc_2bppv1_format)return b.compressed_rgb_pvrtc_2bppv1_img;if(a===three.rgba_pvrtc_4bppv1_format)return b.compressed_rgba_pvrtc_4bppv1_img;
if(a===three.rgba_pvrtc_2bppv1_format)return b.compressed_rgba_pvrtc_2bppv1_img}b=da.get("ext_blend_minmax");if(null!==b){if(a===three.minequation)return b.min_ext;if(a===three.maxequation)return b.max_ext}return 0}console.log("three.webglrenderer",three.revision);a=a||{};var u=void 0!==a.canvas?a.canvas:document.createelement("canvas"),m=void 0!==a.context?a.context:null,h=1,l=void 0!==a.precision?a.precision:"highp",p=void 0!==a.alpha?a.alpha:!1,n=void 0!==a.depth?a.depth:!0,r=void 0!==a.stencil?
a.stencil:!0,v=void 0!==a.antialias?a.antialias:!1,j=void 0!==a.premultipliedalpha?a.premultipliedalpha:!0,oa=void 0!==a.preservedrawingbuffer?a.preservedrawingbuffer:!1,ja=void 0!==a.logarithmicdepthbuffer?a.logarithmicdepthbuffer:!1,ha=new three.color(0),o=0,ca=[],ba={},qa=[],ka=[],qa=[],xa=[],ya=[];this.domelement=u;this.context=null;this.sortobjects=this.autoclearstencil=this.autocleardepth=this.autoclearcolor=this.autoclear=!0;this.gammafactor=2;this.shadowmapenabled=this.gammaoutput=this.gammainput=
!1;this.shadowmaptype=three.pcfshadowmap;this.shadowmapcullface=three.cullfacefront;this.shadowmapcascade=this.shadowmapdebug=!1;this.maxmorphtargets=8;this.maxmorphnormals=4;this.autoscalecubemaps=!0;this.info={memory:{programs:0,geometries:0,textures:0},render:{calls:0,vertices:0,faces:0,points:0}};var b=this,pa=[],ob=null,ab=null,ub=-1,ta="",vb=null,mb=0,ib=0,bb=0,pb=u.width,qb=u.height,xb=0,fc=0,cb=new three.frustum,db=new three.matrix4,wa=new three.vector3,pa=new three.vector3,ob=!0,jc={ambient:[0,
0,0],directional:{length:0,colors:[],positions:[]},point:{length:0,colors:[],positions:[],distances:[],decays:[]},spot:{length:0,colors:[],positions:[],distances:[],directions:[],anglescos:[],exponents:[],decays:[]},hemi:{length:0,skycolors:[],groundcolors:[],positions:[]}},m;try{var yb={alpha:p,depth:n,stencil:r,antialias:v,premultipliedalpha:j,preservedrawingbuffer:oa};m=m||u.getcontext("webgl",yb)||u.getcontext("experimental-webgl",yb);if(null===m){if(null!==u.getcontext("webgl"))throw"error creating webgl context with your selected attributes.";
throw"error creating webgl context.";}u.addeventlistener("webglcontextlost",function(a){a.preventdefault();zb();lc();ba={}},!1)}catch(rc){three.error("three.webglrenderer: "+rc)}var w=new three.webglstate(m,i);void 0===m.getshaderprecisionformat&&(m.getshaderprecisionformat=function(){return{rangemin:1,rangemax:1,precision:1}});var da=new three.webglextensions(m);da.get("oes_texture_float");da.get("oes_texture_float_linear");da.get("oes_texture_half_float");da.get("oes_texture_half_float_linear");
da.get("oes_standard_derivatives");ja&&da.get("ext_frag_depth");var rb=function(a,b,c,d){!0===j&&(a*=d,b*=d,c*=d);m.clearcolor(a,b,c,d)},lc=function(){m.clearcolor(0,0,0,1);m.cleardepth(1);m.clearstencil(0);m.enable(m.depth_test);m.depthfunc(m.lequal);m.frontface(m.ccw);m.cullface(m.back);m.enable(m.cull_face);m.enable(m.blend);m.blendequation(m.func_add);m.blendfunc(m.src_alpha,m.one_minus_src_alpha);m.viewport(ib,bb,pb,qb);rb(ha.r,ha.g,ha.b,o)},zb=function(){vb=ob=null;ta="";ub=-1;ob=!0;w.reset()};
lc();this.context=m;this.state=w;var wb=m.getparameter(m.max_texture_image_units),sc=m.getparameter(m.max_vertex_texture_image_units),tc=m.getparameter(m.max_texture_size),qc=m.getparameter(m.max_cube_map_texture_size),vb=0<sc,nb=vb&&da.get("oes_texture_float"),uc=m.getshaderprecisionformat(m.vertex_shader,m.high_float),vc=m.getshaderprecisionformat(m.vertex_shader,m.medium_float),wc=m.getshaderprecisionformat(m.fragment_shader,m.high_float),xc=m.getshaderprecisionformat(m.fragment_shader,m.medium_float),
kc=function(){var a;return function(){if(void 0!==a)return a;a=[];if(da.get("webgl_compressed_texture_pvrtc")||da.get("webgl_compressed_texture_s3tc"))for(var b=m.getparameter(m.compressed_texture_formats),c=0;c<b.length;c++)a.push(b[c]);return a}}(),yc=0<uc.precision&&0<wc.precision,mc=0<vc.precision&&0<xc.precision;"highp"!==l||yc||(mc?(l="mediump",three.warn("three.webglrenderer: highp not supported, using mediump.")):(l="lowp",three.warn("three.webglrenderer: highp and mediump not supported, using lowp.")));
"mediump"!==l||mc||(l="lowp",three.warn("three.webglrenderer: mediump not supported, using lowp."));var zc=new three.shadowmapplugin(this,ca,ba,qa),ac=new three.spriteplugin(this,xa),bc=new three.lensflareplugin(this,ya);this.getcontext=function(){return m};this.forcecontextloss=function(){da.get("webgl_lose_context").losecontext()};this.supportsvertextextures=function(){return vb};this.supportsfloattextures=function(){return da.get("oes_texture_float")};this.supportshalffloattextures=function(){return da.get("oes_texture_half_float")};
this.supportsstandardderivatives=function(){return da.get("oes_standard_derivatives")};this.supportscompressedtextures3tc=function(){return da.get("webgl_compressed_texture_s3tc")};this.supportscompressedtexturepvrtc=function(){return da.get("webgl_compressed_texture_pvrtc")};this.supportsblendminmax=function(){return da.get("ext_blend_minmax")};this.getmaxanisotropy=function(){var a;return function(){if(void 0!==a)return a;var b=da.get("ext_texture_filter_anisotropic");return a=null!==b?m.getparameter(b.max_texture_max_anisotropy_ext):
0}}();this.getprecision=function(){return l};this.getpixelratio=function(){return h};this.setpixelratio=function(a){h=a};this.setsize=function(a,b,c){u.width=a*h;u.height=b*h;!1!==c&&(u.style.width=a+"px",u.style.height=b+"px");this.setviewport(0,0,a,b)};this.setviewport=function(a,b,c,d){ib=a*h;bb=b*h;pb=c*h;qb=d*h;m.viewport(ib,bb,pb,qb)};this.setscissor=function(a,b,c,d){m.scissor(a*h,b*h,c*h,d*h)};this.enablescissortest=function(a){a?m.enable(m.scissor_test):m.disable(m.scissor_test)};this.getclearcolor=
function(){return ha};this.setclearcolor=function(a,b){ha.set(a);o=void 0!==b?b:1;rb(ha.r,ha.g,ha.b,o)};this.getclearalpha=function(){return o};this.setclearalpha=function(a){o=a;rb(ha.r,ha.g,ha.b,o)};this.clear=function(a,b,c){var d=0;if(void 0===a||a)d|=m.color_buffer_bit;if(void 0===b||b)d|=m.depth_buffer_bit;if(void 0===c||c)d|=m.stencil_buffer_bit;m.clear(d)};this.clearcolor=function(){m.clear(m.color_buffer_bit)};this.cleardepth=function(){m.clear(m.depth_buffer_bit)};this.clearstencil=function(){m.clear(m.stencil_buffer_bit)};
this.cleartarget=function(a,b,c,d){this.setrendertarget(a);this.clear(b,c,d)};this.resetglstate=zb;var wb=function(a){a.target.traverse(function(a){a.removeeventlistener("remove",wb);if(a instanceof three.mesh||a instanceof three.pointcloud||a instanceof three.line)delete ba[a.id];else if(a instanceof three.immediaterenderobject||a.immediaterendercallback)for(var b=qa,c=b.length-1;0<=c;c--)b[c].object===a&&b.splice(c,1);delete a.__webglinit;delete a._modelviewmatrix;delete a._normalmatrix;delete a.__webglactive})},
jb=function(a){a=a.target;a.removeeventlistener("dispose",jb);delete a.__webglinit;if(a instanceof three.buffergeometry){for(var b in a.attributes){var c=a.attributes[b];void 0!==c.buffer&&(m.deletebuffer(c.buffer),delete c.buffer)}b.info.memory.geometries--}else if(b=ua[a.id],void 0!==b){for(var c=0,d=b.length;c<d;c++){var e=b[c];if(void 0!==e.nummorphtargets){for(var f=0,g=e.nummorphtargets;f<g;f++)m.deletebuffer(e.__webglmorphtargetsbuffers[f]);delete e.__webglmorphtargetsbuffers}if(void 0!==e.nummorphnormals){f=
0;for(g=e.nummorphnormals;f<g;f++)m.deletebuffer(e.__webglmorphnormalsbuffers[f]);delete e.__webglmorphnormalsbuffers}nc(e)}delete ua[a.id]}else nc(a);ta=""},pb=function(a){a=a.target;a.removeeventlistener("dispose",pb);a.image&&a.image.__webgltexturecube?(m.deletetexture(a.image.__webgltexturecube),delete a.image.__webgltexturecube):void 0!==a.__webglinit&&(m.deletetexture(a.__webgltexture),delete a.__webgltexture,delete a.__webglinit);b.info.memory.textures--},oc=function(a){a=a.target;a.removeeventlistener("dispose",
oc);if(a&&void 0!==a.__webgltexture){m.deletetexture(a.__webgltexture);delete a.__webgltexture;if(a instanceof three.webglrendertargetcube)for(var b=0;6>b;b++)m.deleteframebuffer(a.__webglframebuffer[b]),m.deleterenderbuffer(a.__webglrenderbuffer[b]);else m.deleteframebuffer(a.__webglframebuffer),m.deleterenderbuffer(a.__webglrenderbuffer);delete a.__webglframebuffer;delete a.__webglrenderbuffer}b.info.memory.textures--},ic=function(a){a=a.target;a.removeeventlistener("dispose",ic);hc(a)},nc=function(a){for(var b=
"__webglvertexbuffer __webglnormalbuffer __webgltangentbuffer __webglcolorbuffer __webgluvbuffer __webgluv2buffer __webglskinindicesbuffer __webglskinweightsbuffer __webglfacebuffer __webgllinebuffer __webgllinedistancebuffer".split(" "),c=0,d=b.length;c<d;c++){var e=b[c];void 0!==a[e]&&(m.deletebuffer(a[e]),delete a[e])}if(void 0!==a.__webglcustomattributeslist){for(e in a.__webglcustomattributeslist)m.deletebuffer(a.__webglcustomattributeslist[e].buffer);delete a.__webglcustomattributeslist}b.info.memory.geometries--},
hc=function(a){var b=a.program.program;if(void 0!==b){a.program=void 0;var c,d,e=!1;a=0;for(c=pa.length;a<c;a++)if(d=pa[a],d.program===b){d.usedtimes--;0===d.usedtimes&&(e=!0);break}if(!0===e){e=[];a=0;for(c=pa.length;a<c;a++)d=pa[a],d.program!==b&&e.push(d);pa=e;m.deleteprogram(b);b.info.memory.programs--}}};this.renderbufferimmediate=function(a,b,c){w.initattributes();a.haspositions&&!a.__webglvertexbuffer&&(a.__webglvertexbuffer=m.createbuffer());a.hasnormals&&!a.__webglnormalbuffer&&(a.__webglnormalbuffer=
m.createbuffer());a.hasuvs&&!a.__webgluvbuffer&&(a.__webgluvbuffer=m.createbuffer());a.hascolors&&!a.__webglcolorbuffer&&(a.__webglcolorbuffer=m.createbuffer());a.haspositions&&(m.bindbuffer(m.array_buffer,a.__webglvertexbuffer),m.bufferdata(m.array_buffer,a.positionarray,m.dynamic_draw),w.enableattribute(b.attributes.position),m.vertexattribpointer(b.attributes.position,3,m.float,!1,0,0));if(a.hasnormals){m.bindbuffer(m.array_buffer,a.__webglnormalbuffer);if(!1===c instanceof three.meshphongmaterial&&
c.shading===three.flatshading){var d,e,f,g,h,k,n,l,p,q,r,s=3*a.count;for(r=0;r<s;r+=9)q=a.normalarray,d=q[r],e=q[r+1],f=q[r+2],g=q[r+3],k=q[r+4],l=q[r+5],h=q[r+6],n=q[r+7],p=q[r+8],d=(d+g+h)/3,e=(e+k+n)/3,f=(f+l+p)/3,q[r]=d,q[r+1]=e,q[r+2]=f,q[r+3]=d,q[r+4]=e,q[r+5]=f,q[r+6]=d,q[r+7]=e,q[r+8]=f}m.bufferdata(m.array_buffer,a.normalarray,m.dynamic_draw);w.enableattribute(b.attributes.normal);m.vertexattribpointer(b.attributes.normal,3,m.float,!1,0,0)}a.hasuvs&&c.map&&(m.bindbuffer(m.array_buffer,a.__webgluvbuffer),
m.bufferdata(m.array_buffer,a.uvarray,m.dynamic_draw),w.enableattribute(b.attributes.uv),m.vertexattribpointer(b.attributes.uv,2,m.float,!1,0,0));a.hascolors&&c.vertexcolors!==three.nocolors&&(m.bindbuffer(m.array_buffer,a.__webglcolorbuffer),m.bufferdata(m.array_buffer,a.colorarray,m.dynamic_draw),w.enableattribute(b.attributes.color),m.vertexattribpointer(b.attributes.color,3,m.float,!1,0,0));w.disableunusedattributes();m.drawarrays(m.triangles,0,a.count);a.count=0};this.renderbufferdirect=function(a,
b,c,e,f,g){if(!1!==e.visible)if(t(g),a=v(a,b,c,e,g),b=!1,c="direct_"+f.id+"_"+a.id+"_"+(e.wireframe?1:0),c!==ta&&(ta=c,b=!0),b&&w.initattributes(),g instanceof three.mesh){g=!0===e.wireframe?m.lines:m.triangles;var h=f.attributes.index;if(h){var k,n;h.array instanceof uint32array&&da.get("oes_element_index_uint")?(k=m.unsigned_int,n=4):(k=m.unsigned_short,n=2);c=f.offsets;if(0===c.length)b&&(d(e,a,f,0),m.bindbuffer(m.element_array_buffer,h.buffer)),m.drawelements(g,h.array.length,k,0),b.info.render.calls++,
b.info.render.vertices+=h.array.length,b.info.render.faces+=h.array.length/3;else{b=!0;for(var l=0,p=c.length;l<p;l++){var q=c[l].index;b&&(d(e,a,f,q),m.bindbuffer(m.element_array_buffer,h.buffer));m.drawelements(g,c[l].count,k,c[l].start*n);b.info.render.calls++;b.info.render.vertices+=c[l].count;b.info.render.faces+=c[l].count/3}}}else b&&d(e,a,f,0),e=f.attributes.position,m.drawarrays(g,0,e.array.length/e.itemsize),b.info.render.calls++,b.info.render.vertices+=e.array.length/e.itemsize,b.info.render.faces+=
e.array.length/(3*e.itemsize)}else if(g instanceof three.pointcloud)if(g=m.points,h=f.attributes.index)if(h.array instanceof uint32array&&da.get("oes_element_index_uint")?(k=m.unsigned_int,n=4):(k=m.unsigned_short,n=2),c=f.offsets,0===c.length)b&&(d(e,a,f,0),m.bindbuffer(m.element_array_buffer,h.buffer)),m.drawelements(g,h.array.length,k,0),b.info.render.calls++,b.info.render.points+=h.array.length;else for(1<c.length&&(b=!0),l=0,p=c.length;l<p;l++)q=c[l].index,b&&(d(e,a,f,q),m.bindbuffer(m.element_array_buffer,
h.buffer)),m.drawelements(g,c[l].count,k,c[l].start*n),b.info.render.calls++,b.info.render.points+=c[l].count;else if(b&&d(e,a,f,0),e=f.attributes.position,c=f.offsets,0===c.length)m.drawarrays(g,0,e.array.length/3),b.info.render.calls++,b.info.render.points+=e.array.length/3;else for(l=0,p=c.length;l<p;l++)m.drawarrays(g,c[l].index,c[l].count),b.info.render.calls++,b.info.render.points+=c[l].count;else if(g instanceof three.line)if(g=g.mode===three.linestrip?m.line_strip:m.lines,w.setlinewidth(e.linewidth*
h),h=f.attributes.index)if(h.array instanceof uint32array?(k=m.unsigned_int,n=4):(k=m.unsigned_short,n=2),c=f.offsets,0===c.length)b&&(d(e,a,f,0),m.bindbuffer(m.element_array_buffer,h.buffer)),m.drawelements(g,h.array.length,k,0),b.info.render.calls++,b.info.render.vertices+=h.array.length;else for(1<c.length&&(b=!0),l=0,p=c.length;l<p;l++)q=c[l].index,b&&(d(e,a,f,q),m.bindbuffer(m.element_array_buffer,h.buffer)),m.drawelements(g,c[l].count,k,c[l].start*n),b.info.render.calls++,b.info.render.vertices+=
c[l].count;else if(b&&d(e,a,f,0),e=f.attributes.position,c=f.offsets,0===c.length)m.drawarrays(g,0,e.array.length/3),b.info.render.calls++,b.info.render.vertices+=e.array.length/3;else for(l=0,p=c.length;l<p;l++)m.drawarrays(g,c[l].index,c[l].count),b.info.render.calls++,b.info.render.vertices+=c[l].count};this.renderbuffer=function(a,b,c,d,e,f){if(!1!==d.visible){t(f);c=v(a,b,c,d,f);b=c.attributes;a=!1;c=e.id+"_"+c.id+"_"+(d.wireframe?1:0);c!==ta&&(ta=c,a=!0);a&&w.initattributes();if(!d.morphtargets&&
0<=b.position)a&&(m.bindbuffer(m.array_buffer,e.__webglvertexbuffer),w.enableattribute(b.position),m.vertexattribpointer(b.position,3,m.float,!1,0,0));else if(f.morphtargetbase){c=d.program.attributes;-1!==f.morphtargetbase&&0<=c.position?(m.bindbuffer(m.array_buffer,e.__webglmorphtargetsbuffers[f.morphtargetbase]),w.enableattribute(c.position),m.vertexattribpointer(c.position,3,m.float,!1,0,0)):0<=c.position&&(m.bindbuffer(m.array_buffer,e.__webglvertexbuffer),w.enableattribute(c.position),m.vertexattribpointer(c.position,
3,m.float,!1,0,0));if(f.morphtargetforcedorder.length)for(var h=0,k=f.morphtargetforcedorder,n=f.morphtargetinfluences,l;h<d.numsupportedmorphtargets&&h<k.length;)l=c["morphtarget"+h],0<=l&&(m.bindbuffer(m.array_buffer,e.__webglmorphtargetsbuffers[k[h]]),w.enableattribute(l),m.vertexattribpointer(l,3,m.float,!1,0,0)),l=c["morphnormal"+h],0<=l&&d.morphnormals&&(m.bindbuffer(m.array_buffer,e.__webglmorphnormalsbuffers[k[h]]),w.enableattribute(l),m.vertexattribpointer(l,3,m.float,!1,0,0)),f.__webglmorphtargetinfluences[h]=
n[k[h]],h++;else{k=[];n=f.morphtargetinfluences;h=f.geometry.morphtargets;n.length>h.length&&(console.warn("three.webglrenderer: influences array is bigger than morphtargets array."),n.length=h.length);h=0;for(l=n.length;h<l;h++)k.push([n[h],h]);k.length>d.numsupportedmorphtargets?(k.sort(g),k.length=d.numsupportedmorphtargets):k.length>d.numsupportedmorphnormals?k.sort(g):0===k.length&&k.push([0,0]);for(var h=0,p=d.numsupportedmorphtargets;h<p;h++)if(k[h]){var q=k[h][1];l=c["morphtarget"+h];0<=l&&
(m.bindbuffer(m.array_buffer,e.__webglmorphtargetsbuffers[q]),w.enableattribute(l),m.vertexattribpointer(l,3,m.float,!1,0,0));l=c["morphnormal"+h];0<=l&&d.morphnormals&&(m.bindbuffer(m.array_buffer,e.__webglmorphnormalsbuffers[q]),w.enableattribute(l),m.vertexattribpointer(l,3,m.float,!1,0,0));f.__webglmorphtargetinfluences[h]=n[q]}else f.__webglmorphtargetinfluences[h]=0}null!==d.program.uniforms.morphtargetinfluences&&m.uniform1fv(d.program.uniforms.morphtargetinfluences,f.__webglmorphtargetinfluences)}if(a){if(e.__webglcustomattributeslist)for(c=
0,n=e.__webglcustomattributeslist.length;c<n;c++)k=e.__webglcustomattributeslist[c],0<=b[k.buffer.belongstoattribute]&&(m.bindbuffer(m.array_buffer,k.buffer),w.enableattribute(b[k.buffer.belongstoattribute]),m.vertexattribpointer(b[k.buffer.belongstoattribute],k.size,m.float,!1,0,0));0<=b.color&&(0<f.geometry.colors.length||0<f.geometry.faces.length?(m.bindbuffer(m.array_buffer,e.__webglcolorbuffer),w.enableattribute(b.color),m.vertexattribpointer(b.color,3,m.float,!1,0,0)):void 0!==d.defaultattributevalues&&
m.vertexattrib3fv(b.color,d.defaultattributevalues.color));0<=b.normal&&(m.bindbuffer(m.array_buffer,e.__webglnormalbuffer),w.enableattribute(b.normal),m.vertexattribpointer(b.normal,3,m.float,!1,0,0));0<=b.tangent&&(m.bindbuffer(m.array_buffer,e.__webgltangentbuffer),w.enableattribute(b.tangent),m.vertexattribpointer(b.tangent,4,m.float,!1,0,0));0<=b.uv&&(f.geometry.facevertexuvs[0]?(m.bindbuffer(m.array_buffer,e.__webgluvbuffer),w.enableattribute(b.uv),m.vertexattribpointer(b.uv,2,m.float,!1,0,
0)):void 0!==d.defaultattributevalues&&m.vertexattrib2fv(b.uv,d.defaultattributevalues.uv));0<=b.uv2&&(f.geometry.facevertexuvs[1]?(m.bindbuffer(m.array_buffer,e.__webgluv2buffer),w.enableattribute(b.uv2),m.vertexattribpointer(b.uv2,2,m.float,!1,0,0)):void 0!==d.defaultattributevalues&&m.vertexattrib2fv(b.uv2,d.defaultattributevalues.uv2));d.skinning&&0<=b.skinindex&&0<=b.skinweight&&(m.bindbuffer(m.array_buffer,e.__webglskinindicesbuffer),w.enableattribute(b.skinindex),m.vertexattribpointer(b.skinindex,
4,m.float,!1,0,0),m.bindbuffer(m.array_buffer,e.__webglskinweightsbuffer),w.enableattribute(b.skinweight),m.vertexattribpointer(b.skinweight,4,m.float,!1,0,0));0<=b.linedistance&&(m.bindbuffer(m.array_buffer,e.__webgllinedistancebuffer),w.enableattribute(b.linedistance),m.vertexattribpointer(b.linedistance,1,m.float,!1,0,0))}w.disableunusedattributes();f instanceof three.mesh?(f=e.__typearray===uint32array?m.unsigned_int:m.unsigned_short,d.wireframe?(w.setlinewidth(d.wireframelinewidth*h),a&&m.bindbuffer(m.element_array_buffer,
e.__webgllinebuffer),m.drawelements(m.lines,e.__webgllinecount,f,0)):(a&&m.bindbuffer(m.element_array_buffer,e.__webglfacebuffer),m.drawelements(m.triangles,e.__webglfacecount,f,0)),b.info.render.calls++,b.info.render.vertices+=e.__webglfacecount,b.info.render.faces+=e.__webglfacecount/3):f instanceof three.line?(f=f.mode===three.linestrip?m.line_strip:m.lines,w.setlinewidth(d.linewidth*h),m.drawarrays(f,0,e.__webgllinecount),b.info.render.calls++):f instanceof three.pointcloud&&(m.drawarrays(m.points,
0,e.__webglparticlecount),b.info.render.calls++,b.info.render.points+=e.__webglparticlecount)}};this.render=function(a,b,c,d){if(!1===b instanceof three.camera)three.error("three.webglrenderer.render: camera is not an instance of three.camera.");else{var g=a.fog;ta="";ub=-1;vb=null;ob=!0;!0===a.autoupdate&&a.updatematrixworld();void 0===b.parent&&b.updatematrixworld();a.traverse(function(a){a instanceof three.skinnedmesh&&a.skeleton.update()});b.matrixworldinverse.getinverse(b.matrixworld);db.multiplymatrices(b.projectionmatrix,
b.matrixworldinverse);cb.setfrommatrix(db);ca.length=0;ka.length=0;qa.length=0;xa.length=0;ya.length=0;h(a);!0===b.sortobjects&&(ka.sort(e),qa.sort(f));zc.render(a,b);b.info.render.calls=0;b.info.render.vertices=0;b.info.render.faces=0;b.info.render.points=0;this.setrendertarget(c);(this.autoclear||d)&&this.clear(this.autoclearcolor,this.autocleardepth,this.autoclearstencil);d=0;for(var n=qa.length;d<n;d++){var m=qa[d],q=m.object;q.visible&&(w(q,b),p(m))}a.overridematerial?(d=a.overridematerial,u(d),
k(ka,b,ca,g,d),k(qa,b,ca,g,d),l(qa,"",b,ca,g,d)):(w.setblending(three.noblending),k(ka,b,ca,g,null),l(qa,"opaque",b,ca,g,null),k(qa,b,ca,g,null),l(qa,"transparent",b,ca,g,null));ac.render(a,b);bc.render(a,b,xb,fc);c&&c.generatemipmaps&&c.minfilter!==three.nearestfilter&&c.minfilter!==three.linearfilter&&f(c);w.setdepthtest(!0);w.setdepthwrite(!0);w.setcolorwrite(!0)}};this.renderimmediateobject=function(a,b,c,d,e){var f=v(a,b,c,d,e);ta="";b.setmaterialfaces(d);e.immediaterendercallback?e.immediaterendercallback(f,
m,cb):e.render(function(a){b.renderbufferimmediate(a,f,d)})};var ua={},qb=0,pc={meshdepthmaterial:"depth",meshnormalmaterial:"normal",meshbasicmaterial:"basic",meshlambertmaterial:"lambert",meshphongmaterial:"phong",linebasicmaterial:"basic",linedashedmaterial:"dashed",pointcloudmaterial:"particle_basic"};this.setfaceculling=function(a,b){a===three.cullfacenone?m.disable(m.cull_face):(b===three.frontfacedirectioncw?m.frontface(m.cw):m.frontface(m.ccw),a===three.cullfaceback?m.cullface(m.back):a===
three.cullfacefront?m.cullface(m.front):m.cullface(m.front_and_back),m.enable(m.cull_face))};this.setmaterialfaces=function(a){w.setdoublesided(a.side===three.doubleside);w.setflipsided(a.side===three.backside)};this.uploadtexture=function(a){void 0===a.__webglinit&&(a.__webglinit=!0,a.addeventlistener("dispose",pb),a.__webgltexture=m.createtexture(),b.info.memory.textures++);m.bindtexture(m.texture_2d,a.__webgltexture);m.pixelstorei(m.unpack_flip_y_webgl,a.flipy);m.pixelstorei(m.unpack_premultiply_alpha_webgl,
a.premultiplyalpha);m.pixelstorei(m.unpack_alignment,a.unpackalignment);a.image=e(a.image,tc);var b=a.image,c=three.math.ispoweroftwo(b.width)&&three.math.ispoweroftwo(b.height),d=i(a.format),e=i(a.type);a(m.texture_2d,a,c);var f=a.mipmaps;if(a instanceof three.datatexture)if(0<f.length&&c){for(var g=0,h=f.length;g<h;g++)b=f[g],m.teximage2d(m.texture_2d,g,d,b.width,b.height,0,d,e,b.data);a.generatemipmaps=!1}else m.teximage2d(m.texture_2d,0,d,b.width,b.height,0,d,e,b.data);else if(a instanceof three.compressedtexture)for(g=
0,h=f.length;g<h;g++)b=f[g],a.format!==three.rgbaformat&&a.format!==three.rgbformat?-1<kc().indexof(d)?m.compressedteximage2d(m.texture_2d,g,d,b.width,b.height,0,b.data):three.warn("three.webglrenderer: attempt to load unsupported compressed texture format in .uploadtexture()"):m.teximage2d(m.texture_2d,g,d,b.width,b.height,0,d,e,b.data);else if(0<f.length&&c){g=0;for(h=f.length;g<h;g++)b=f[g],m.teximage2d(m.texture_2d,g,d,d,e,b);a.generatemipmaps=!1}else m.teximage2d(m.texture_2d,0,d,d,e,a.image);
a.generatemipmaps&&c&&m.generatemipmap(m.texture_2d);a.needsupdate=!1;if(a.onupdate)a.onupdate()};this.settexture=function(a,b){m.activetexture(m.texture0+b);a.needsupdate?b.uploadtexture(a):m.bindtexture(m.texture_2d,a.__webgltexture)};this.setrendertarget=function(a){var b=a instanceof three.webglrendertargetcube;if(a&&void 0===a.__webglframebuffer){void 0===a.depthbuffer&&(a.depthbuffer=!0);void 0===a.stencilbuffer&&(a.stencilbuffer=!0);a.addeventlistener("dispose",oc);a.__webgltexture=m.createtexture();
b.info.memory.textures++;var c=three.math.ispoweroftwo(a.width)&&three.math.ispoweroftwo(a.height),d=i(a.format),e=i(a.type);if(b){a.__webglframebuffer=[];a.__webglrenderbuffer=[];m.bindtexture(m.texture_cube_map,a.__webgltexture);a(m.texture_cube_map,a,c);for(var f=0;6>f;f++){a.__webglframebuffer[f]=m.createframebuffer();a.__webglrenderbuffer[f]=m.createrenderbuffer();m.teximage2d(m.texture_cube_map_positive_x+f,0,d,a.width,a.height,0,d,e,null);var g=a,h=m.texture_cube_map_positive_x+f;m.bindframebuffer(m.framebuffer,
a.__webglframebuffer[f]);m.framebuffertexture2d(m.framebuffer,m.color_attachment0,h,g.__webgltexture,0);g(a.__webglrenderbuffer[f],a)}c&&m.generatemipmap(m.texture_cube_map)}else a.__webglframebuffer=m.createframebuffer(),a.__webglrenderbuffer=a.sharedepthfrom?a.sharedepthfrom.__webglrenderbuffer:m.createrenderbuffer(),m.bindtexture(m.texture_2d,a.__webgltexture),a(m.texture_2d,a,c),m.teximage2d(m.texture_2d,0,d,a.width,a.height,0,d,e,null),d=m.texture_2d,m.bindframebuffer(m.framebuffer,a.__webglframebuffer),
m.framebuffertexture2d(m.framebuffer,m.color_attachment0,d,a.__webgltexture,0),a.sharedepthfrom?a.depthbuffer&&!a.stencilbuffer?m.framebufferrenderbuffer(m.framebuffer,m.depth_attachment,m.renderbuffer,a.__webglrenderbuffer):a.depthbuffer&&a.stencilbuffer&&m.framebufferrenderbuffer(m.framebuffer,m.depth_stencil_attachment,m.renderbuffer,a.__webglrenderbuffer):g(a.__webglrenderbuffer,a),c&&m.generatemipmap(m.texture_2d);b?m.bindtexture(m.texture_cube_map,null):m.bindtexture(m.texture_2d,null);m.bindrenderbuffer(m.renderbuffer,
null);m.bindframebuffer(m.framebuffer,null)}a?(b=b?a.__webglframebuffer[a.activecubeface]:a.__webglframebuffer,c=a.width,a=a.height,e=d=0):(b=null,c=pb,a=qb,d=ib,e=bb);b!==ab&&(m.bindframebuffer(m.framebuffer,b),m.viewport(d,e,c,a),ab=b);xb=c;fc=a};this.readrendertargetpixels=function(a,b,c,d,e,f){if(!(a instanceof three.webglrendertarget))console.error("three.webglrenderer.readrendertargetpixels: rendertarget is not three.webglrendertarget.");else if(a.__webglframebuffer)if(a.format!==three.rgbaformat)console.error("three.webglrenderer.readrendertargetpixels: rendertarget is not in rgba format. readpixels can read only rgba format.");
else{var g=!1;a.__webglframebuffer!==ab&&(m.bindframebuffer(m.framebuffer,a.__webglframebuffer),g=!0);m.checkframebufferstatus(m.framebuffer)===m.framebuffer_complete?m.readpixels(b,c,d,e,m.rgba,m.unsigned_byte,f):console.error("three.webglrenderer.readrendertargetpixels: readpixels from rendertarget failed. framebuffer not complete.");g&&m.bindframebuffer(m.framebuffer,ab)}};this.initmaterial=function(){three.warn("three.webglrenderer: .initmaterial() has been removed.")};this.addpreplugin=function(){three.warn("three.webglrenderer: .addpreplugin() has been removed.")};
this.addpostplugin=function(){three.warn("three.webglrenderer: .addpostplugin() has been removed.")};this.updateshadowmap=function(){three.warn("three.webglrenderer: .updateshadowmap() has been removed.")}};
three.webglrendertarget=function(a,b,c){this.width=a;this.height=b;c=c||{};this.wraps=void 0!==c.wraps?c.wraps:three.clamptoedgewrapping;this.wrapt=void 0!==c.wrapt?c.wrapt:three.clamptoedgewrapping;this.magfilter=void 0!==c.magfilter?c.magfilter:three.linearfilter;this.minfilter=void 0!==c.minfilter?c.minfilter:three.linearmipmaplinearfilter;this.anisotropy=void 0!==c.anisotropy?c.anisotropy:1;this.offset=new three.vector2(0,0);this.repeat=new three.vector2(1,1);this.format=void 0!==c.format?c.format:
three.rgbaformat;this.type=void 0!==c.type?c.type:three.unsignedbytetype;this.depthbuffer=void 0!==c.depthbuffer?c.depthbuffer:!0;this.stencilbuffer=void 0!==c.stencilbuffer?c.stencilbuffer:!0;this.generatemipmaps=!0;this.sharedepthfrom=void 0!==c.sharedepthfrom?c.sharedepthfrom:null};
three.webglrendertarget.prototype={constructor:three.webglrendertarget,setsize:function(a,b){this.width=a;this.height=b},clone:function(){var a=new three.webglrendertarget(this.width,this.height);a.wraps=this.wraps;a.wrapt=this.wrapt;a.magfilter=this.magfilter;a.minfilter=this.minfilter;a.anisotropy=this.anisotropy;a.offset.copy(this.offset);a.repeat.copy(this.repeat);a.format=this.format;a.type=this.type;a.depthbuffer=this.depthbuffer;a.stencilbuffer=this.stencilbuffer;a.generatemipmaps=this.generatemipmaps;
a.sharedepthfrom=this.sharedepthfrom;return a},dispose:function(){this.dispatchevent({type:"dispose"})}};three.eventdispatcher.prototype.apply(three.webglrendertarget.prototype);three.webglrendertargetcube=function(a,b,c){three.webglrendertarget.call(this,a,b,c);this.activecubeface=0};three.webglrendertargetcube.prototype=object.create(three.webglrendertarget.prototype);three.webglrendertargetcube.prototype.constructor=three.webglrendertargetcube;
three.webglextensions=function(a){var b={};this.get=function(c){if(void 0!==b[c])return b[c];var d;switch(c){case "ext_texture_filter_anisotropic":d=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":d=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":d=a.getextension("webgl_compressed_texture_pvrtc")||a.getextension("webkit_webgl_compressed_texture_pvrtc");break;default:d=a.getextension(c)}null===d&&three.warn("three.webglrenderer: "+c+" extension not supported.");return b[c]=d}};
three.webglprogram=function(){var a=0;return function(b,c,d,e){var f=b.context,g=d.defines,h=d.__webglshader.uniforms,k=d.attributes,l=d.__webglshader.vertexshader,p=d.__webglshader.fragmentshader,q=d.index0attributename;void 0===q&&!0===e.morphtargets&&(q="position");var n="shadowmap_type_basic";e.shadowmaptype===three.pcfshadowmap?n="shadowmap_type_pcf":e.shadowmaptype===three.pcfsoftshadowmap&&(n="shadowmap_type_pcf_soft");var t="envmap_type_cube",r="envmap_mode_reflection",s="envmap_blending_multiply";
if(e.envmap){switch(d.envmap.mapping){case three.cubereflectionmapping:case three.cuberefractionmapping:t="envmap_type_cube";break;case three.equirectangularreflectionmapping:case three.equirectangularrefractionmapping:t="envmap_type_equirec";break;case three.sphericalreflectionmapping:t="envmap_type_sphere"}switch(d.envmap.mapping){case three.cuberefractionmapping:case three.equirectangularrefractionmapping:r="envmap_mode_refraction"}switch(d.combine){case three.multiplyoperation:s="envmap_blending_multiply";
break;case three.mixoperation:s="envmap_blending_mix";break;case three.addoperation:s="envmap_blending_add"}}var u=0<b.gammafactor?b.gammafactor:1,v,x;v=[];for(var d in g)x=g[d],!1!==x&&(x="#define "+d+" "+x,v.push(x));v=v.join("\n");g=f.createprogram();d instanceof three.rawshadermaterial?b=d="":(d=["precision "+e.precision+" float;","precision "+e.precision+" int;",v,e.supportsvertextextures?"#define vertex_textures":"",b.gammainput?"#define gamma_input":"",b.gammaoutput?"#define gamma_output":
"","#define gamma_factor "+u,"#define max_dir_lights "+e.maxdirlights,"#define max_point_lights "+e.maxpointlights,"#define max_spot_lights "+e.maxspotlights,"#define max_hemi_lights "+e.maxhemilights,"#define max_shadows "+e.maxshadows,"#define max_bones "+e.maxbones,e.map?"#define use_map":"",e.envmap?"#define use_envmap":"",e.envmap?"#define "+r:"",e.lightmap?"#define use_lightmap":"",e.bumpmap?"#define use_bumpmap":"",e.normalmap?"#define use_normalmap":"",e.specularmap?"#define use_specularmap":
"",e.alphamap?"#define use_alphamap":"",e.vertexcolors?"#define use_color":"",e.flatshading?"#define flat_shaded":"",e.skinning?"#define use_skinning":"",e.usevertextexture?"#define bone_texture":"",e.morphtargets?"#define use_morphtargets":"",e.morphnormals?"#define use_morphnormals":"",e.wraparound?"#define wrap_around":"",e.doublesided?"#define double_sided":"",e.flipsided?"#define flip_sided":"",e.shadowmapenabled?"#define use_shadowmap":"",e.shadowmapenabled?"#define "+n:"",e.shadowmapdebug?
"#define shadowmap_debug":"",e.shadowmapcascade?"#define shadowmap_cascade":"",e.sizeattenuation?"#define use_sizeattenuation":"",e.logarithmicdepthbuffer?"#define use_logdepthbuf":"","uniform mat4 modelmatrix;\nuniform mat4 modelviewmatrix;\nuniform mat4 projectionmatrix;\nuniform mat4 viewmatrix;\nuniform mat3 normalmatrix;\nuniform vec3 cameraposition;\nattribute vec3 position;\nattribute vec3 normal;\nattribute vec2 uv;\nattribute vec2 uv2;\n#ifdef use_color\n\tattribute vec3 color;\n#endif\n#ifdef use_morphtargets\n\tattribute vec3 morphtarget0;\n\tattribute vec3 morphtarget1;\n\tattribute vec3 morphtarget2;\n\tattribute vec3 morphtarget3;\n\t#ifdef use_morphnormals\n\t\tattribute vec3 morphnormal0;\n\t\tattribute vec3 morphnormal1;\n\t\tattribute vec3 morphnormal2;\n\t\tattribute vec3 morphnormal3;\n\t#else\n\t\tattribute vec3 morphtarget4;\n\t\tattribute vec3 morphtarget5;\n\t\tattribute vec3 morphtarget6;\n\t\tattribute vec3 morphtarget7;\n\t#endif\n#endif\n#ifdef use_skinning\n\tattribute vec4 skinindex;\n\tattribute vec4 skinweight;\n#endif\n"].join("\n"),
b=["precision "+e.precision+" float;","precision "+e.precision+" int;",e.bumpmap||e.normalmap||e.flatshading?"#extension gl_oes_standard_derivatives : enable":"",v,"#define max_dir_lights "+e.maxdirlights,"#define max_point_lights "+e.maxpointlights,"#define max_spot_lights "+e.maxspotlights,"#define max_hemi_lights "+e.maxhemilights,"#define max_shadows "+e.maxshadows,e.alphatest?"#define alphatest "+e.alphatest:"",b.gammainput?"#define gamma_input":"",b.gammaoutput?"#define gamma_output":"","#define gamma_factor "+
u,e.usefog&&e.fog?"#define use_fog":"",e.usefog&&e.fogexp?"#define fog_exp2":"",e.map?"#define use_map":"",e.envmap?"#define use_envmap":"",e.envmap?"#define "+t:"",e.envmap?"#define "+r:"",e.envmap?"#define "+s:"",e.lightmap?"#define use_lightmap":"",e.bumpmap?"#define use_bumpmap":"",e.normalmap?"#define use_normalmap":"",e.specularmap?"#define use_specularmap":"",e.alphamap?"#define use_alphamap":"",e.vertexcolors?"#define use_color":"",e.flatshading?"#define flat_shaded":"",e.metal?"#define metal":
"",e.wraparound?"#define wrap_around":"",e.doublesided?"#define double_sided":"",e.flipsided?"#define flip_sided":"",e.shadowmapenabled?"#define use_shadowmap":"",e.shadowmapenabled?"#define "+n:"",e.shadowmapdebug?"#define shadowmap_debug":"",e.shadowmapcascade?"#define shadowmap_cascade":"",e.logarithmicdepthbuffer?"#define use_logdepthbuf":"","uniform mat4 viewmatrix;\nuniform vec3 cameraposition;\n"].join("\n"));l=new three.webglshader(f,f.vertex_shader,d+l);p=new three.webglshader(f,f.fragment_shader,
b+p);f.attachshader(g,l);f.attachshader(g,p);void 0!==q&&f.bindattriblocation(g,0,q);f.linkprogram(g);q=f.getprograminfolog(g);!1===f.getprogramparameter(g,f.link_status)&&three.error("three.webglprogram: shader error: "+f.geterror(),"gl.validate_status",f.getprogramparameter(g,f.validate_status),"gl.getprograminfolog",q);""!==q&&three.warn("three.webglprogram: gl.getprograminfolog()"+q);f.deleteshader(l);f.deleteshader(p);q="viewmatrix modelviewmatrix projectionmatrix normalmatrix modelmatrix cameraposition morphtargetinfluences bindmatrix bindmatrixinverse".split(" ");
e.usevertextexture?(q.push("bonetexture"),q.push("bonetexturewidth"),q.push("bonetextureheight")):q.push("boneglobalmatrices");e.logarithmicdepthbuffer&&q.push("logdepthbuffc");for(var w in h)q.push(w);h=q;w={};q=0;for(b=h.length;q<b;q++)n=h[q],w[n]=f.getuniformlocation(g,n);this.uniforms=w;q="position normal uv uv2 tangent color skinindex skinweight linedistance".split(" ");for(h=0;h<e.maxmorphtargets;h++)q.push("morphtarget"+h);for(h=0;h<e.maxmorphnormals;h++)q.push("morphnormal"+h);for(var y in k)q.push(y);
e=q;k={};y=0;for(h=e.length;y<h;y++)w=e[y],k[w]=f.getattriblocation(g,w);this.attributes=k;this.attributeskeys=object.keys(this.attributes);this.id=a++;this.code=c;this.usedtimes=1;this.program=g;this.vertexshader=l;this.fragmentshader=p;return this}}();
three.webglshader=function(){var a=function(a){a=a.split("\n");for(var c=0;c<a.length;c++)a[c]=c+1+": "+a[c];return a.join("\n")};return function(b,c,d){c=b.createshader(c);b.shadersource(c,d);b.compileshader(c);!1===b.getshaderparameter(c,b.compile_status)&&three.error("three.webglshader: shader couldn't compile.");""!==b.getshaderinfolog(c)&&three.warn("three.webglshader: gl.getshaderinfolog()",b.getshaderinfolog(c),a(d));return c}}();
three.webglstate=function(a,b){var c=new uint8array(16),d=new uint8array(16),e=null,f=null,g=null,h=null,k=null,l=null,p=null,q=null,n=null,t=null,r=null,s=null,u=null,v=null,x=null,d=null;this.initattributes=function(){for(var a=0,b=c.length;a<b;a++)c[a]=0};this.enableattribute=function(b){c[b]=1;0===d[b]&&(a.enablevertexattribarray(b),d[b]=1)};this.disableunusedattributes=function(){for(var b=0,e=d.length;b<e;b++)d[b]!==c[b]&&(a.disablevertexattribarray(b),d[b]=0)};this.setblending=function(c,d,
n,q,r,s,t){c!==e&&(c===three.noblending?a.disable(a.blend):c===three.additiveblending?(a.enable(a.blend),a.blendequation(a.func_add),a.blendfunc(a.src_alpha,a.one)):c===three.subtractiveblending?(a.enable(a.blend),a.blendequation(a.func_add),a.blendfunc(a.zero,a.one_minus_src_color)):c===three.multiplyblending?(a.enable(a.blend),a.blendequation(a.func_add),a.blendfunc(a.zero,a.src_color)):c===three.customblending?a.enable(a.blend):(a.enable(a.blend),a.blendequationseparate(a.func_add,a.func_add),
a.blendfuncseparate(a.src_alpha,a.one_minus_src_alpha,a.one,a.one_minus_src_alpha)),e=c);if(c===three.customblending){r=r||d;s=s||n;t=t||q;if(d!==f||r!==k)a.blendequationseparate(b(d),b(r)),f=d,k=r;if(n!==g||q!==h||s!==l||t!==p)a.blendfuncseparate(b(n),b(q),b(s),b(t)),g=n,h=q,l=s,p=t}else p=l=k=h=g=f=null};this.setdepthtest=function(b){q!==b&&(b?a.enable(a.depth_test):a.disable(a.depth_test),q=b)};this.setdepthwrite=function(b){n!==b&&(a.depthmask(b),n=b)};this.setcolorwrite=function(b){t!==b&&(a.colormask(b,
b,b,b),t=b)};this.setdoublesided=function(b){r!==b&&(b?a.disable(a.cull_face):a.enable(a.cull_face),r=b)};this.setflipsided=function(b){s!==b&&(b?a.frontface(a.cw):a.frontface(a.ccw),s=b)};this.setlinewidth=function(b){b!==u&&(a.linewidth(b),u=b)};this.setpolygonoffset=function(b,c,d){v!==b&&(b?a.enable(a.polygon_offset_fill):a.disable(a.polygon_offset_fill),v=b);!b||x===c&&d===d||(a.polygonoffset(c,d),x=c,d=d)};this.reset=function(){for(var a=0;a<d.length;a++)d[a]=0;s=r=t=n=q=e=null}};
three.lensflareplugin=function(a,b){var c,d,e,f,g,h,k,l,p,q,n=a.context,t,r,s,u,v,x;this.render=function(d,w,y,a){if(0!==b.length){d=new three.vector3;var e=a/y,g=.5*y,f=.5*a,z=16/a,i=new three.vector2(z*e,z),u=new three.vector3(1,1,0),m=new three.vector2(1,1);if(void 0===s){var z=new float32array([-1,-1,0,0,1,-1,1,0,1,1,1,1,-1,1,0,1]),h=new uint16array([0,1,2,0,2,3]);t=n.createbuffer();r=n.createbuffer();n.bindbuffer(n.array_buffer,t);n.bufferdata(n.array_buffer,z,n.static_draw);n.bindbuffer(n.element_array_buffer,
r);n.bufferdata(n.element_array_buffer,h,n.static_draw);v=n.createtexture();x=n.createtexture();n.bindtexture(n.texture_2d,v);n.teximage2d(n.texture_2d,0,n.rgb,16,16,0,n.rgb,n.unsigned_byte,null);n.texparameteri(n.texture_2d,n.texture_wrap_s,n.clamp_to_edge);n.texparameteri(n.texture_2d,n.texture_wrap_t,n.clamp_to_edge);n.texparameteri(n.texture_2d,n.texture_mag_filter,n.nearest);n.texparameteri(n.texture_2d,n.texture_min_filter,n.nearest);n.bindtexture(n.texture_2d,x);n.teximage2d(n.texture_2d,0,
n.rgba,16,16,0,n.rgba,n.unsigned_byte,null);n.texparameteri(n.texture_2d,n.texture_wrap_s,n.clamp_to_edge);n.texparameteri(n.texture_2d,n.texture_wrap_t,n.clamp_to_edge);n.texparameteri(n.texture_2d,n.texture_mag_filter,n.nearest);n.texparameteri(n.texture_2d,n.texture_min_filter,n.nearest);var z=(u=0<n.getparameter(n.max_vertex_texture_image_units))?{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}"}:{vertexshader:"uniform lowp int rendertype;\nuniform vec3 screenposition;\nuniform vec2 scale;\nuniform float rotation;\nattribute vec2 position;\nattribute vec2 uv;\nvarying vec2 vuv;\nvoid main() {\nvuv = uv;\nvec2 pos = position;\nif( rendertype == 2 ) {\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:"precision mediump float;\nuniform lowp int rendertype;\nuniform sampler2d map;\nuniform sampler2d occlusionmap;\nuniform float opacity;\nuniform vec3 color;\nvarying vec2 vuv;\nvoid main() {\nif( rendertype == 0 ) {\ngl_fragcolor = vec4( texture2d( map, vuv ).rgb, 0.0 );\n} else if( rendertype == 1 ) {\ngl_fragcolor = texture2d( map, vuv );\n} else {\nfloat visibility = texture2d( occlusionmap, vec2( 0.5, 0.1 ) ).a;\nvisibility += texture2d( occlusionmap, vec2( 0.9, 0.5 ) ).a;\nvisibility += texture2d( occlusionmap, vec2( 0.5, 0.9 ) ).a;\nvisibility += texture2d( occlusionmap, vec2( 0.1, 0.5 ) ).a;\nvisibility = ( 1.0 - visibility / 4.0 );\nvec4 texture = texture2d( map, vuv );\ntexture.a *= opacity * visibility;\ngl_fragcolor = texture;\ngl_fragcolor.rgb *= color;\n}\n}"},
h=n.createprogram(),l=n.createshader(n.fragment_shader),p=n.createshader(n.vertex_shader),n="precision "+a.getprecision()+" float;\n";n.shadersource(l,n+z.fragmentshader);n.shadersource(p,n+z.vertexshader);n.compileshader(l);n.compileshader(p);n.attachshader(h,l);n.attachshader(h,p);n.linkprogram(h);s=h;p=n.getattriblocation(s,"position");q=n.getattriblocation(s,"uv");c=n.getuniformlocation(s,"rendertype");d=n.getuniformlocation(s,"map");e=n.getuniformlocation(s,"occlusionmap");f=n.getuniformlocation(s,
"opacity");g=n.getuniformlocation(s,"color");h=n.getuniformlocation(s,"scale");k=n.getuniformlocation(s,"rotation");l=n.getuniformlocation(s,"screenposition")}n.useprogram(s);n.enablevertexattribarray(p);n.enablevertexattribarray(q);n.uniform1i(e,0);n.uniform1i(d,1);n.bindbuffer(n.array_buffer,t);n.vertexattribpointer(p,2,n.float,!1,16,0);n.vertexattribpointer(q,2,n.float,!1,16,8);n.bindbuffer(n.element_array_buffer,r);n.disable(n.cull_face);n.depthmask(!1);h=0;for(l=b.length;h<l;h++)if(z=16/a,i.set(z*
e,z),p=b[h],d.set(p.matrixworld.elements[12],p.matrixworld.elements[13],p.matrixworld.elements[14]),d.applymatrix4(w.matrixworldinverse),d.applyprojection(w.projectionmatrix),u.copy(d),m.x=u.x*g+g,m.y=u.y*f+f,u||0<m.x&&m.x<y&&0<m.y&&m.y<a){n.activetexture(n.texture1);n.bindtexture(n.texture_2d,v);n.copyteximage2d(n.texture_2d,0,n.rgb,m.x-8,m.y-8,16,16,0);n.uniform1i(c,0);n.uniform2f(h,i.x,i.y);n.uniform3f(l,u.x,u.y,u.z);n.disable(n.blend);n.enable(n.depth_test);n.drawelements(n.triangles,6,n.unsigned_short,
0);n.activetexture(n.texture0);n.bindtexture(n.texture_2d,x);n.copyteximage2d(n.texture_2d,0,n.rgba,m.x-8,m.y-8,16,16,0);n.uniform1i(c,1);n.disable(n.depth_test);n.activetexture(n.texture1);n.bindtexture(n.texture_2d,v);n.drawelements(n.triangles,6,n.unsigned_short,0);p.positionscreen.copy(u);p.customupdatecallback?p.customupdatecallback(p):p.updatelensflares();n.uniform1i(c,2);n.enable(n.blend);for(var n=0,r=p.lensflares.length;n<r;n++){var v=p.lensflares[n];.001<v.opacity&&.001<v.scale&&(u.x=v.x,
u.y=v.y,u.z=v.z,z=v.size*v.scale/a,i.x=z*e,i.y=z,n.uniform3f(l,u.x,u.y,u.z),n.uniform2f(h,i.x,i.y),n.uniform1f(k,v.rotation),n.uniform1f(f,v.opacity),n.uniform3f(g,v.color.r,v.color.g,v.color.b),a.state.setblending(v.blending,v.blendequation,v.blendsrc,v.blenddst),a.settexture(v.texture,1),n.drawelements(n.triangles,6,n.unsigned_short,0))}}n.enable(n.cull_face);n.enable(n.depth_test);n.depthmask(!0);a.resetglstate()}}};
three.shadowmapplugin=function(a,b,c,d){function e(a,b,d){if(b.visible){var f=c[b.id];if(f&&b.castshadow&&(!1===b.frustumculled||!0===p.intersectsobject(b)))for(var g=0,h=f.length;g<h;g++){var k=f[g];b._modelviewmatrix.multiplymatrices(d.matrixworldinverse,b.matrixworld);s.push(k)}g=0;for(h=b.children.length;g<h;g++)e(a,b.children[g],d)}}var f=a.context,g,h,k,l,p=new three.frustum,q=new three.matrix4,n=new three.vector3,t=new three.vector3,r=new three.vector3,s=[],u=three.shaderlib.depthrgba,v=three.uniformsutils.clone(u.uniforms);
g=new three.shadermaterial({uniforms:v,vertexshader:u.vertexshader,fragmentshader:u.fragmentshader});h=new three.shadermaterial({uniforms:v,vertexshader:u.vertexshader,fragmentshader:u.fragmentshader,morphtargets:!0});k=new three.shadermaterial({uniforms:v,vertexshader:u.vertexshader,fragmentshader:u.fragmentshader,skinning:!0});l=new three.shadermaterial({uniforms:v,vertexshader:u.vertexshader,fragmentshader:u.fragmentshader,morphtargets:!0,skinning:!0});g._shadowpass=!0;h._shadowpass=!0;k._shadowpass=
!0;l._shadowpass=!0;this.render=function(c,v){if(!1!==a.shadowmapenabled){var u,y,a,e,g,f,z,i,u=[];e=0;f.clearcolor(1,1,1,1);f.disable(f.blend);f.enable(f.cull_face);f.frontface(f.ccw);a.shadowmapcullface===three.cullfacefront?f.cullface(f.front):f.cullface(f.back);a.state.setdepthtest(!0);u=0;for(y=b.length;u<y;u++)if(a=b[u],a.castshadow)if(a instanceof three.directionallight&&a.shadowcascade)for(g=0;g<a.shadowcascadecount;g++){var m;if(a.shadowcascadearray[g])m=a.shadowcascadearray[g];else{z=a;
var h=g;m=new three.directionallight;m.isvirtual=!0;m.onlyshadow=!0;m.castshadow=!0;m.shadowcameranear=z.shadowcameranear;m.shadowcamerafar=z.shadowcamerafar;m.shadowcameraleft=z.shadowcameraleft;m.shadowcameraright=z.shadowcameraright;m.shadowcamerabottom=z.shadowcamerabottom;m.shadowcameratop=z.shadowcameratop;m.shadowcameravisible=z.shadowcameravisible;m.shadowdarkness=z.shadowdarkness;m.shadowbias=z.shadowcascadebias[h];m.shadowmapwidth=z.shadowcascadewidth[h];m.shadowmapheight=z.shadowcascadeheight[h];
m.pointsworld=[];m.pointsfrustum=[];i=m.pointsworld;f=m.pointsfrustum;for(var l=0;8>l;l++)i[l]=new three.vector3,f[l]=new three.vector3;i=z.shadowcascadenearz[h];z=z.shadowcascadefarz[h];f[0].set(-1,-1,i);f[1].set(1,-1,i);f[2].set(-1,1,i);f[3].set(1,1,i);f[4].set(-1,-1,z);f[5].set(1,-1,z);f[6].set(-1,1,z);f[7].set(1,1,z);m.originalcamera=v;f=new three.gyroscope;f.position.copy(a.shadowcascadeoffset);f.add(m);f.add(m.target);v.add(f);a.shadowcascadearray[g]=m}h=a;i=g;z=h.shadowcascadearray[i];z.position.copy(h.position);
z.target.position.copy(h.target.position);z.lookat(z.target);z.shadowcameravisible=h.shadowcameravisible;z.shadowdarkness=h.shadowdarkness;z.shadowbias=h.shadowcascadebias[i];f=h.shadowcascadenearz[i];h=h.shadowcascadefarz[i];z=z.pointsfrustum;z[0].z=f;z[1].z=f;z[2].z=f;z[3].z=f;z[4].z=h;z[5].z=h;z[6].z=h;z[7].z=h;u[e]=m;e++}else u[e]=a,e++;u=0;for(y=u.length;u<y;u++){a=u[u];a.shadowmap||(g=three.linearfilter,a.shadowmaptype===three.pcfsoftshadowmap&&(g=three.nearestfilter),a.shadowmap=new three.webglrendertarget(a.shadowmapwidth,
a.shadowmapheight,{minfilter:g,magfilter:g,format:three.rgbaformat}),a.shadowmapsize=new three.vector2(a.shadowmapwidth,a.shadowmapheight),a.shadowmatrix=new three.matrix4);if(!a.shadowcamera){if(a instanceof three.spotlight)a.shadowcamera=new three.perspectivecamera(a.shadowcamerafov,a.shadowmapwidth/a.shadowmapheight,a.shadowcameranear,a.shadowcamerafar);else if(a instanceof three.directionallight)a.shadowcamera=new three.orthographiccamera(a.shadowcameraleft,a.shadowcameraright,a.shadowcameratop,
a.shadowcamerabottom,a.shadowcameranear,a.shadowcamerafar);else{three.error("three.shadowmapplugin: unsupported light type for shadow",a);continue}c.add(a.shadowcamera);!0===c.autoupdate&&c.updatematrixworld()}a.shadowcameravisible&&!a.camerahelper&&(a.camerahelper=new three.camerahelper(a.shadowcamera),c.add(a.camerahelper));if(a.isvirtual&&m.originalcamera==v){g=v;e=a.shadowcamera;f=a.pointsfrustum;z=a.pointsworld;n.set(infinity,infinity,infinity);t.set(-infinity,-infinity,-infinity);for(h=0;8>
h;h++)i=z[h],i.copy(f[h]),i.unproject(g),i.applymatrix4(e.matrixworldinverse),i.x<n.x&&(n.x=i.x),i.x>t.x&&(t.x=i.x),i.y<n.y&&(n.y=i.y),i.y>t.y&&(t.y=i.y),i.z<n.z&&(n.z=i.z),i.z>t.z&&(t.z=i.z);e.left=n.x;e.right=t.x;e.top=t.y;e.bottom=n.y;e.updateprojectionmatrix()}e=a.shadowmap;f=a.shadowmatrix;g=a.shadowcamera;g.position.setfrommatrixposition(a.matrixworld);r.setfrommatrixposition(a.target.matrixworld);g.lookat(r);g.updatematrixworld();g.matrixworldinverse.getinverse(g.matrixworld);a.camerahelper&&
(a.camerahelper.visible=a.shadowcameravisible);a.shadowcameravisible&&a.camerahelper.update();f.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1);f.multiply(g.projectionmatrix);f.multiply(g.matrixworldinverse);q.multiplymatrices(g.projectionmatrix,g.matrixworldinverse);p.setfrommatrix(q);a.setrendertarget(e);a.clear();s.length=0;e(c,c,g);a=0;for(e=s.length;a<e;a++)z=s[a],f=z.object,z=z.buffer,h=f.material instanceof three.meshfacematerial?f.material.materials[0]:f.material,i=void 0!==f.geometry.morphtargets&&
0<f.geometry.morphtargets.length&&h.morphtargets,l=f instanceof three.skinnedmesh&&h.skinning,i=f.customdepthmaterial?f.customdepthmaterial:l?i?l:k:i?h:g,a.setmaterialfaces(h),z instanceof three.buffergeometry?a.renderbufferdirect(g,b,null,i,z,f):a.renderbuffer(g,b,null,i,z,f);a=0;for(e=d.length;a<e;a++)z=d[a],f=z.object,f.visible&&f.castshadow&&(f._modelviewmatrix.multiplymatrices(g.matrixworldinverse,f.matrixworld),a.renderimmediateobject(g,b,null,g,f))}u=a.getclearcolor();y=a.getclearalpha();f.clearcolor(u.r,
u.g,u.b,y);f.enable(f.blend);a.shadowmapcullface===three.cullfacefront&&f.cullface(f.back);a.resetglstate()}}};
three.spriteplugin=function(a,b){var c,d,e,f,g,h,k,l,p,q,n,t,r,s,u,v,x;function d(a,b){return a.z!==b.z?b.z-a.z:b.id-a.id}var w=a.context,y,a,e,g,f=new three.vector3,z=new three.quaternion,i=new three.vector3;this.render=function(u,m){if(0!==b.length){if(void 0===e){var h=new float32array([-.5,-.5,0,0,.5,-.5,1,0,.5,.5,1,1,-.5,.5,0,1]),l=new uint16array([0,1,2,0,2,3]);y=w.createbuffer();a=w.createbuffer();w.bindbuffer(w.array_buffer,y);w.bufferdata(w.array_buffer,h,w.static_draw);w.bindbuffer(w.element_array_buffer,
a);w.bufferdata(w.element_array_buffer,l,w.static_draw);var h=w.createprogram(),l=w.createshader(w.vertex_shader),p=w.createshader(w.fragment_shader);w.shadersource(l,["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"));
w.shadersource(p,["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;\nfloat fogfactor = 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"));
w.compileshader(l);w.compileshader(p);w.attachshader(h,l);w.attachshader(h,p);w.linkprogram(h);e=h;v=w.getattriblocation(e,"position");x=w.getattriblocation(e,"uv");c=w.getuniformlocation(e,"uvoffset");d=w.getuniformlocation(e,"uvscale");e=w.getuniformlocation(e,"rotation");f=w.getuniformlocation(e,"scale");g=w.getuniformlocation(e,"color");h=w.getuniformlocation(e,"map");k=w.getuniformlocation(e,"opacity");l=w.getuniformlocation(e,"modelviewmatrix");p=w.getuniformlocation(e,"projectionmatrix");q=
w.getuniformlocation(e,"fogtype");n=w.getuniformlocation(e,"fogdensity");t=w.getuniformlocation(e,"fognear");r=w.getuniformlocation(e,"fogfar");s=w.getuniformlocation(e,"fogcolor");u=w.getuniformlocation(e,"alphatest");h=document.createelement("canvas");h.width=8;h.height=8;l=h.getcontext("2d");l.fillstyle="white";l.fillrect(0,0,8,8);g=new three.texture(h);g.needsupdate=!0}w.useprogram(e);w.enablevertexattribarray(v);w.enablevertexattribarray(x);w.disable(w.cull_face);w.enable(w.blend);w.bindbuffer(w.array_buffer,
y);w.vertexattribpointer(v,2,w.float,!1,16,0);w.vertexattribpointer(x,2,w.float,!1,16,8);w.bindbuffer(w.element_array_buffer,a);w.uniformmatrix4fv(p,!1,m.projectionmatrix.elements);w.activetexture(w.texture0);w.uniform1i(h,0);l=h=0;(p=u.fog)?(w.uniform3f(s,p.color.r,p.color.g,p.color.b),p instanceof three.fog?(w.uniform1f(t,p.near),w.uniform1f(r,p.far),w.uniform1i(q,1),l=h=1):p instanceof three.fogexp2&&(w.uniform1f(n,p.density),w.uniform1i(q,2),l=h=2)):(w.uniform1i(q,0),l=h=0);for(var p=0,n=b.length;p<
n;p++){var r=b[p];r._modelviewmatrix.multiplymatrices(m.matrixworldinverse,r.matrixworld);r.z=-r._modelviewmatrix.elements[14]}b.sort(d);for(var v=[],p=0,n=b.length;p<n;p++){var r=b[p],j=r.material;w.uniform1f(u,j.alphatest);w.uniformmatrix4fv(l,!1,r._modelviewmatrix.elements);r.matrixworld.decompose(f,z,i);v[0]=i.x;v[1]=i.y;r=0;u.fog&&j.fog&&(r=l);h!==r&&(w.uniform1i(q,r),h=r);null!==j.map?(w.uniform2f(c,j.map.offset.x,j.map.offset.y),w.uniform2f(d,j.map.repeat.x,j.map.repeat.y)):(w.uniform2f(c,
0,0),w.uniform2f(d,1,1));w.uniform1f(k,j.opacity);w.uniform3f(g,j.color.r,j.color.g,j.color.b);w.uniform1f(e,j.rotation);w.uniform2fv(f,v);a.state.setblending(j.blending,j.blendequation,j.blendsrc,j.blenddst);a.state.setdepthtest(j.depthtest);a.state.setdepthwrite(j.depthwrite);j.map&&j.map.image&&j.map.image.width?a.settexture(j.map,0):a.settexture(g,0);w.drawelements(w.triangles,6,w.unsigned_short,0)}w.enable(w.cull_face);a.resetglstate()}}};
three.geometryutils={merge:function(a,b,c){three.warn("three.geometryutils: .merge() has been moved to geometry. use geometry.merge( geometry2, matrix, materialindexoffset ) instead.");var d;b instanceof three.mesh&&(b.matrixautoupdate&&b.updatematrix(),d=b.matrix,b=b.geometry);a.merge(b,d,c)},center:function(a){three.warn("three.geometryutils: .center() has been moved to geometry. use geometry.center() instead.");return a.center()}};
three.imageutils={crossorigin:void 0,loadtexture:function(a,b,c,d){var e=new three.imageloader;e.crossorigin=this.crossorigin;var f=new three.texture(void 0,b);e.load(a,function(a){f.image=a;f.needsupdate=!0;c&&c(f)},void 0,function(a){d&&d(a)});f.sourcefile=a;return f},loadtexturecube:function(a,b,c,d){var e=new three.imageloader;e.crossorigin=this.crossorigin;var f=new three.cubetexture([],b);f.flipy=!1;var g=0;b=function(b){e.load(a[b],function(a){f.images[b]=a;g+=1;6===g&&(f.needsupdate=!0,c&&
c(f))},void 0,d)};for(var h=0,k=a.length;h<k;++h)b(h);return f},loadcompressedtexture:function(){three.error("three.imageutils.loadcompressedtexture has been removed. use three.ddsloader instead.")},loadcompressedtexturecube:function(){three.error("three.imageutils.loadcompressedtexturecube has been removed. use three.ddsloader instead.")},getnormalmap:function(a,b){var c=function(a){var b=math.sqrt(a[0]*a[0]+a[1]*a[1]+a[2]*a[2]);return[a[0]/b,a[1]/b,a[2]/b]};b|=1;var d=a.width,e=a.height,f=document.createelement("canvas");
f.width=d;f.height=e;var g=f.getcontext("2d");g.drawimage(a,0,0);for(var h=g.getimagedata(0,0,d,e).data,k=g.createimagedata(d,e),l=k.data,p=0;p<d;p++)for(var q=0;q<e;q++){var n=0>q-1?0:q-1,t=q+1>e-1?e-1:q+1,r=0>p-1?0:p-1,s=p+1>d-1?d-1:p+1,u=[],v=[0,0,h[4*(q*d+p)]/255*b];u.push([-1,0,h[4*(q*d+r)]/255*b]);u.push([-1,-1,h[4*(n*d+r)]/255*b]);u.push([0,-1,h[4*(n*d+p)]/255*b]);u.push([1,-1,h[4*(n*d+s)]/255*b]);u.push([1,0,h[4*(q*d+s)]/255*b]);u.push([1,1,h[4*(t*d+s)]/255*b]);u.push([0,1,h[4*(t*d+p)]/255*
b]);u.push([-1,1,h[4*(t*d+r)]/255*b]);n=[];r=u.length;for(t=0;t<r;t++){var s=u[t],x=u[(t+1)%r],s=[s[0]-v[0],s[1]-v[1],s[2]-v[2]],x=[x[0]-v[0],x[1]-v[1],x[2]-v[2]];n.push(c([s[1]*x[2]-s[2]*x[1],s[2]*x[0]-s[0]*x[2],s[0]*x[1]-s[1]*x[0]]))}u=[0,0,0];for(t=0;t<n.length;t++)u[0]+=n[t][0],u[1]+=n[t][1],u[2]+=n[t][2];u[0]/=n.length;u[1]/=n.length;u[2]/=n.length;v=4*(q*d+p);l[v]=(u[0]+1)/2*255|0;l[v+1]=(u[1]+1)/2*255|0;l[v+2]=255*u[2]|0;l[v+3]=255}g.putimagedata(k,0,0);return f},generatedatatexture:function(a,
b,c){var d=a*b,e=new uint8array(3*d),f=math.floor(255*c.r),g=math.floor(255*c.g);c=math.floor(255*c.b);for(var h=0;h<d;h++)e[3*h]=f,e[3*h+1]=g,e[3*h+2]=c;a=new three.datatexture(e,a,b,three.rgbformat);a.needsupdate=!0;return a}};
three.sceneutils={createmultimaterialobject:function(a,b){for(var c=new three.object3d,d=0,e=b.length;d<e;d++)c.add(new three.mesh(a,b[d]));return c},detach:function(a,b,c){a.applymatrix(b.matrixworld);b.remove(a);c.add(a)},attach:function(a,b,c){var d=new three.matrix4;d.getinverse(c.matrixworld);a.applymatrix(d);b.remove(a);c.add(a)}};
three.fontutils={faces:{},face:"helvetiker",weight:"normal",style:"normal",size:150,divisions:10,getface:function(){try{return this.faces[this.face][this.weight][this.style]}catch(a){throw"the font "+this.face+" with "+this.weight+" weight and "+this.style+" style is missing.";}},loadface:function(a){var b=a.familyname.tolowercase();this.faces[b]=this.faces[b]||{};this.faces[b][a.cssfontweight]=this.faces[b][a.cssfontweight]||{};this.faces[b][a.cssfontweight][a.cssfontstyle]=a;return this.faces[b][a.cssfontweight][a.cssfontstyle]=
a},drawtext:function(a){var b=this.getface(),c=this.size/b.resolution,d=0,e=string(a).split(""),f=e.length,g=[];for(a=0;a<f;a++){var h=new three.path,h=this.extractglyphpoints(e[a],b,c,d,h),d=d+h.offset;g.push(h.path)}return{paths:g,offset:d/2}},extractglyphpoints:function(a,b,c,d,e){var f=[],g,h,k,l,p,q,n,t,r,s,u,v=b.glyphs[a]||b.glyphs["?"];if(v){if(v.o)for(b=v._cachedoutline||(v._cachedoutline=v.o.split(" ")),l=b.length,a=0;a<l;)switch(k=b[a++],k){case "m":k=b[a++]*c+d;p=b[a++]*c;e.moveto(k,p);
break;case "l":k=b[a++]*c+d;p=b[a++]*c;e.lineto(k,p);break;case "q":k=b[a++]*c+d;p=b[a++]*c;t=b[a++]*c+d;r=b[a++]*c;e.quadraticcurveto(t,r,k,p);if(g=f[f.length-1])for(q=g.x,n=g.y,g=1,h=this.divisions;g<=h;g++){var x=g/h;three.shape.utils.b2(x,q,t,k);three.shape.utils.b2(x,n,r,p)}break;case "b":if(k=b[a++]*c+d,p=b[a++]*c,t=b[a++]*c+d,r=b[a++]*c,s=b[a++]*c+d,u=b[a++]*c,e.beziercurveto(t,r,s,u,k,p),g=f[f.length-1])for(q=g.x,n=g.y,g=1,h=this.divisions;g<=h;g++)x=g/h,three.shape.utils.b3(x,q,t,s,k),three.shape.utils.b3(x,
n,r,u,p)}return{offset:v.ha*c,path:e}}}};
three.fontutils.generateshapes=function(a,b){b=b||{};var c=void 0!==b.curvesegments?b.curvesegments:4,d=void 0!==b.font?b.font:"helvetiker",e=void 0!==b.weight?b.weight:"normal",f=void 0!==b.style?b.style:"normal";three.fontutils.size=void 0!==b.size?b.size:100;three.fontutils.divisions=c;three.fontutils.face=d;three.fontutils.weight=e;three.fontutils.style=f;c=three.fontutils.drawtext(a).paths;d=[];e=0;for(f=c.length;e<f;e++)array.prototype.push.apply(d,c[e].toshapes());return d};
(function(a){var b=function(a){for(var b=a.length,e=0,f=b-1,g=0;g<b;f=g++)e+=a[f].x*a[g].y-a[g].x*a[f].y;return.5*e};a.triangulate=function(a,d){var e=a.length;if(3>e)return null;var f=[],g=[],h=[],k,l,p;if(0<b(a))for(l=0;l<e;l++)g[l]=l;else for(l=0;l<e;l++)g[l]=e-1-l;var q=2*e;for(l=e-1;2<e;){if(0>=q--){three.warn("three.fontutils: warning, unable to triangulate polygon! in triangulate.process()");break}k=l;e<=k&&(k=0);l=k+1;e<=l&&(l=0);p=l+1;e<=p&&(p=0);var n;a:{var t=n=void 0,r=void 0,s=void 0,
u=void 0,v=void 0,x=void 0,d=void 0,w=void 0,t=a[g[k]].x,r=a[g[k]].y,s=a[g[l]].x,u=a[g[l]].y,v=a[g[p]].x,x=a[g[p]].y;if(1e-10>(s-t)*(x-r)-(u-r)*(v-t))n=!1;else{var y=void 0,a=void 0,e=void 0,g=void 0,f=void 0,z=void 0,i=void 0,u=void 0,m=void 0,h=void 0,m=u=i=w=d=void 0,y=v-s,a=x-u,e=t-v,g=r-x,f=s-t,z=u-r;for(n=0;n<e;n++)if(d=a[g[n]].x,w=a[g[n]].y,!(d===t&&w===r||d===s&&w===u||d===v&&w===x)&&(i=d-t,u=w-r,m=d-s,h=w-u,d-=v,w-=x,m=y*h-a*m,i=f*u-z*i,u=e*w-g*d,-1e-10<=m&&-1e-10<=u&&-1e-10<=i)){n=!1;break a}n=
!0}}if(n){f.push([a[g[k]],a[g[l]],a[g[p]]]);h.push([g[k],g[l],g[p]]);k=l;for(p=l+1;p<e;k++,p++)g[k]=g[p];e--;q=2*e}}return d?h:f};a.triangulate.area=b;return a})(three.fontutils);self._typeface_js={faces:three.fontutils.faces,loadface:three.fontutils.loadface};three.typeface_js=self._typeface_js;
three.audio=function(a){three.object3d.call(this);this.type="audio";this.context=a.context;this.source=this.context.createbuffersource();this.source.onended=this.onended.bind(this);this.gain=this.context.creategain();this.gain.connect(this.context.destination);this.panner=this.context.createpanner();this.panner.connect(this.gain);this.autoplay=!1;this.starttime=0;this.isplaying=!1};three.audio.prototype=object.create(three.object3d.prototype);three.audio.prototype.constructor=three.audio;
three.audio.prototype.load=function(a){var b=this,c=new xmlhttprequest;c.open("get",a,!0);c.responsetype="arraybuffer";c.onload=function(a){b.context.decodeaudiodata(this.response,function(a){b.source.buffer=a;b.autoplay&&b.play()})};c.send();return this};
three.audio.prototype.play=function(){if(!0===this.isplaying)three.warn("three.audio: audio is already playing.");else{var a=this.context.createbuffersource();a.buffer=this.source.buffer;a.loop=this.source.loop;a.onended=this.source.onended;a.connect(this.panner);a.start(0,this.starttime);this.isplaying=!0;this.source=a}};three.audio.prototype.pause=function(){this.source.stop();this.starttime=this.context.currenttime};three.audio.prototype.stop=function(){this.source.stop();this.starttime=0};
three.audio.prototype.onended=function(){this.isplaying=!1};three.audio.prototype.setloop=function(a){this.source.loop=a};three.audio.prototype.setrefdistance=function(a){this.panner.refdistance=a};three.audio.prototype.setrollofffactor=function(a){this.panner.rollofffactor=a};three.audio.prototype.setvolume=function(a){this.gain.gain.value=a};
three.audio.prototype.updatematrixworld=function(){var a=new three.vector3;return function(b){three.object3d.prototype.updatematrixworld.call(this,b);a.setfrommatrixposition(this.matrixworld);this.panner.setposition(a.x,a.y,a.z)}}();three.audiolistener=function(){three.object3d.call(this);this.type="audiolistener";this.context=new (window.audiocontext||window.webkitaudiocontext)};three.audiolistener.prototype=object.create(three.object3d.prototype);three.audiolistener.prototype.constructor=three.audiolistener;
three.audiolistener.prototype.updatematrixworld=function(){var a=new three.vector3,b=new three.quaternion,c=new three.vector3,d=new three.vector3,e=new three.vector3,f=new three.vector3;return function(g){three.object3d.prototype.updatematrixworld.call(this,g);g=this.context.listener;var h=this.up;this.matrixworld.decompose(a,b,c);d.set(0,0,-1).applyquaternion(b);e.subvectors(a,f);g.setposition(a.x,a.y,a.z);g.setorientation(d.x,d.y,d.z,h.x,h.y,h.z);g.setvelocity(e.x,e.y,e.z);f.copy(a)}}();
three.curve=function(){};three.curve.prototype.getpoint=function(a){three.warn("three.curve: warning, getpoint() not implemented!");return null};three.curve.prototype.getpointat=function(a){a=this.getutotmapping(a);return this.getpoint(a)};three.curve.prototype.getpoints=function(a){a||(a=5);var b,c=[];for(b=0;b<=a;b++)c.push(this.getpoint(b/a));return c};three.curve.prototype.getspacedpoints=function(a){a||(a=5);var b,c=[];for(b=0;b<=a;b++)c.push(this.getpointat(b/a));return c};
three.curve.prototype.getlength=function(){var a=this.getlengths();return a[a.length-1]};three.curve.prototype.getlengths=function(a){a||(a=this.__arclengthdivisions?this.__arclengthdivisions:200);if(this.cachearclengths&&this.cachearclengths.length==a+1&&!this.needsupdate)return this.cachearclengths;this.needsupdate=!1;var b=[],c,d=this.getpoint(0),e,f=0;b.push(0);for(e=1;e<=a;e++)c=this.getpoint(e/a),f+=c.distanceto(d),b.push(f),d=c;return this.cachearclengths=b};
three.curve.prototype.updatearclengths=function(){this.needsupdate=!0;this.getlengths()};three.curve.prototype.getutotmapping=function(a,b){var c=this.getlengths(),d=0,e=c.length,f;f=b?b:a*c[e-1];for(var g=0,h=e-1,k;g<=h;)if(d=math.floor(g+(h-g)/2),k=c[d]-f,0>k)g=d+1;else if(0<k)h=d-1;else{h=d;break}d=h;if(c[d]==f)return d/(e-1);g=c[d];return c=(d+(f-g)/(c[d+1]-g))/(e-1)};three.curve.prototype.gettangent=function(a){var b=a-1e-4;a+=1e-4;0>b&&(b=0);1<a&&(a=1);b=this.getpoint(b);return this.getpoint(a).clone().sub(b).normalize()};
three.curve.prototype.gettangentat=function(a){a=this.getutotmapping(a);return this.gettangent(a)};
three.curve.utils={tangentquadraticbezier:function(a,b,c,d){return 2*(1-a)*(c-b)+2*a*(d-c)},tangentcubicbezier:function(a,b,c,d,e){return-3*b*(1-a)*(1-a)+3*c*(1-a)*(1-a)-6*a*c*(1-a)+6*a*d*(1-a)-3*a*a*d+3*a*a*e},tangentspline:function(a,b,c,d,e){return 6*a*a-6*a+(3*a*a-4*a+1)+(-6*a*a+6*a)+(3*a*a-2*a)},interpolate:function(a,b,c,d,e){a=.5*(c-a);d=.5*(d-b);var f=e*e;return(2*b-2*c+a+d)*e*f+(-3*b+3*c-2*a-d)*f+a*e+b}};
three.curve.create=function(a,b){a.prototype=object.create(three.curve.prototype);a.prototype.constructor=a;a.prototype.getpoint=b;return a};three.curvepath=function(){this.curves=[];this.bends=[];this.autoclose=!1};three.curvepath.prototype=object.create(three.curve.prototype);three.curvepath.prototype.constructor=three.curvepath;three.curvepath.prototype.add=function(a){this.curves.push(a)};three.curvepath.prototype.checkconnection=function(){};
three.curvepath.prototype.closepath=function(){var a=this.curves[0].getpoint(0),b=this.curves[this.curves.length-1].getpoint(1);a.equals(b)||this.curves.push(new three.linecurve(b,a))};three.curvepath.prototype.getpoint=function(a){var b=a*this.getlength(),c=this.getcurvelengths();for(a=0;a<c.length;){if(c[a]>=b)return b=c[a]-b,a=this.curves[a],b=1-b/a.getlength(),a.getpointat(b);a++}return null};three.curvepath.prototype.getlength=function(){var a=this.getcurvelengths();return a[a.length-1]};
three.curvepath.prototype.getcurvelengths=function(){if(this.cachelengths&&this.cachelengths.length==this.curves.length)return this.cachelengths;var a=[],b=0,c,d=this.curves.length;for(c=0;c<d;c++)b+=this.curves[c].getlength(),a.push(b);return this.cachelengths=a};
three.curvepath.prototype.getboundingbox=function(){var a=this.getpoints(),b,c,d,e,f,g;b=c=number.negative_infinity;e=f=number.positive_infinity;var h,k,l,p,q=a[0]instanceof three.vector3;p=q?new three.vector3:new three.vector2;k=0;for(l=a.length;k<l;k++)h=a[k],h.x>b?b=h.x:h.x<e&&(e=h.x),h.y>c?c=h.y:h.y<f&&(f=h.y),q&&(h.z>d?d=h.z:h.z<g&&(g=h.z)),p.add(h);a={minx:e,miny:f,maxx:b,maxy:c};q&&(a.maxz=d,a.minz=g);return a};
three.curvepath.prototype.createpointsgeometry=function(a){a=this.getpoints(a,!0);return this.creategeometry(a)};three.curvepath.prototype.createspacedpointsgeometry=function(a){a=this.getspacedpoints(a,!0);return this.creategeometry(a)};three.curvepath.prototype.creategeometry=function(a){for(var b=new three.geometry,c=0;c<a.length;c++)b.vertices.push(new three.vector3(a[c].x,a[c].y,a[c].z||0));return b};three.curvepath.prototype.addwrappath=function(a){this.bends.push(a)};
three.curvepath.prototype.gettransformedpoints=function(a,b){var c=this.getpoints(a),d,e;b||(b=this.bends);d=0;for(e=b.length;d<e;d++)c=this.getwrappoints(c,b[d]);return c};three.curvepath.prototype.gettransformedspacedpoints=function(a,b){var c=this.getspacedpoints(a),d,e;b||(b=this.bends);d=0;for(e=b.length;d<e;d++)c=this.getwrappoints(c,b[d]);return c};
three.curvepath.prototype.getwrappoints=function(a,b){var c=this.getboundingbox(),d,e,f,g,h,k;d=0;for(e=a.length;d<e;d++)f=a[d],g=f.x,h=f.y,k=g/c.maxx,k=b.getutotmapping(k,g),g=b.getpoint(k),k=b.gettangent(k),k.set(-k.y,k.x).multiplyscalar(h),f.x=g.x+k.x,f.y=g.y+k.y;return a};three.gyroscope=function(){three.object3d.call(this)};three.gyroscope.prototype=object.create(three.object3d.prototype);three.gyroscope.prototype.constructor=three.gyroscope;
three.gyroscope.prototype.updatematrixworld=function(){var a=new three.vector3,b=new three.quaternion,c=new three.vector3,d=new three.vector3,e=new three.quaternion,f=new three.vector3;return function(g){this.matrixautoupdate&&this.updatematrix();if(this.matrixworldneedsupdate||g)this.parent?(this.matrixworld.multiplymatrices(this.parent.matrixworld,this.matrix),this.matrixworld.decompose(d,e,f),this.matrix.decompose(a,b,c),this.matrixworld.compose(d,b,f)):this.matrixworld.copy(this.matrix),this.matrixworldneedsupdate=
!1,g=!0;for(var h=0,k=this.children.length;h<k;h++)this.children[h].updatematrixworld(g)}}();three.path=function(a){three.curvepath.call(this);this.actions=[];a&&this.frompoints(a)};three.path.prototype=object.create(three.curvepath.prototype);three.path.prototype.constructor=three.path;three.pathactions={move_to:"moveto",line_to:"lineto",quadratic_curve_to:"quadraticcurveto",bezier_curve_to:"beziercurveto",cspline_thru:"splinethru",arc:"arc",ellipse:"ellipse"};
three.path.prototype.frompoints=function(a){this.moveto(a[0].x,a[0].y);for(var b=1,c=a.length;b<c;b++)this.lineto(a[b].x,a[b].y)};three.path.prototype.moveto=function(a,b){var c=array.prototype.slice.call(arguments);this.actions.push({action:three.pathactions.move_to,args:c})};
three.path.prototype.lineto=function(a,b){var c=array.prototype.slice.call(arguments),d=this.actions[this.actions.length-1].args,d=new three.linecurve(new three.vector2(d[d.length-2],d[d.length-1]),new three.vector2(a,b));this.curves.push(d);this.actions.push({action:three.pathactions.line_to,args:c})};
three.path.prototype.quadraticcurveto=function(a,b,c,d){var e=array.prototype.slice.call(arguments),f=this.actions[this.actions.length-1].args,f=new three.quadraticbeziercurve(new three.vector2(f[f.length-2],f[f.length-1]),new three.vector2(a,b),new three.vector2(c,d));this.curves.push(f);this.actions.push({action:three.pathactions.quadratic_curve_to,args:e})};
three.path.prototype.beziercurveto=function(a,b,c,d,e,f){var g=array.prototype.slice.call(arguments),h=this.actions[this.actions.length-1].args,h=new three.cubicbeziercurve(new three.vector2(h[h.length-2],h[h.length-1]),new three.vector2(a,b),new three.vector2(c,d),new three.vector2(e,f));this.curves.push(h);this.actions.push({action:three.pathactions.bezier_curve_to,args:g})};
three.path.prototype.splinethru=function(a){var b=array.prototype.slice.call(arguments),c=this.actions[this.actions.length-1].args,c=[new three.vector2(c[c.length-2],c[c.length-1])];array.prototype.push.apply(c,a);c=new three.splinecurve(c);this.curves.push(c);this.actions.push({action:three.pathactions.cspline_thru,args:b})};three.path.prototype.arc=function(a,b,c,d,e,f){var g=this.actions[this.actions.length-1].args;this.absarc(a+g[g.length-2],b+g[g.length-1],c,d,e,f)};
three.path.prototype.absarc=function(a,b,c,d,e,f){this.absellipse(a,b,c,c,d,e,f)};three.path.prototype.ellipse=function(a,b,c,d,e,f,g){var h=this.actions[this.actions.length-1].args;this.absellipse(a+h[h.length-2],b+h[h.length-1],c,d,e,f,g)};three.path.prototype.absellipse=function(a,b,c,d,e,f,g){var h=array.prototype.slice.call(arguments),k=new three.ellipsecurve(a,b,c,d,e,f,g);this.curves.push(k);k=k.getpoint(1);h.push(k.x);h.push(k.y);this.actions.push({action:three.pathactions.ellipse,args:h})};
three.path.prototype.getspacedpoints=function(a,b){a||(a=40);for(var c=[],d=0;d<a;d++)c.push(this.getpoint(d/a));return c};
three.path.prototype.getpoints=function(a,b){if(this.usespacedpoints)return console.log("tata"),this.getspacedpoints(a,b);a=a||12;var c=[],d,e,f,g,h,k,l,p,q,n,t,r,s;d=0;for(e=this.actions.length;d<e;d++)switch(f=this.actions[d],g=f.action,f=f.args,g){case three.pathactions.move_to:c.push(new three.vector2(f[0],f[1]));break;case three.pathactions.line_to:c.push(new three.vector2(f[0],f[1]));break;case three.pathactions.quadratic_curve_to:h=f[2];k=f[3];q=f[0];n=f[1];0<c.length?(g=c[c.length-1],t=g.x,
r=g.y):(g=this.actions[d-1].args,t=g[g.length-2],r=g[g.length-1]);for(f=1;f<=a;f++)s=f/a,g=three.shape.utils.b2(s,t,q,h),s=three.shape.utils.b2(s,r,n,k),c.push(new three.vector2(g,s));break;case three.pathactions.bezier_curve_to:h=f[4];k=f[5];q=f[0];n=f[1];l=f[2];p=f[3];0<c.length?(g=c[c.length-1],t=g.x,r=g.y):(g=this.actions[d-1].args,t=g[g.length-2],r=g[g.length-1]);for(f=1;f<=a;f++)s=f/a,g=three.shape.utils.b3(s,t,q,l,h),s=three.shape.utils.b3(s,r,n,p,k),c.push(new three.vector2(g,s));break;case three.pathactions.cspline_thru:g=
this.actions[d-1].args;s=[new three.vector2(g[g.length-2],g[g.length-1])];g=a*f[0].length;s=s.concat(f[0]);s=new three.splinecurve(s);for(f=1;f<=g;f++)c.push(s.getpointat(f/g));break;case three.pathactions.arc:h=f[0];k=f[1];n=f[2];l=f[3];g=f[4];q=!!f[5];t=g-l;r=2*a;for(f=1;f<=r;f++)s=f/r,q||(s=1-s),s=l+s*t,g=h+n*math.cos(s),s=k+n*math.sin(s),c.push(new three.vector2(g,s));break;case three.pathactions.ellipse:for(h=f[0],k=f[1],n=f[2],p=f[3],l=f[4],g=f[5],q=!!f[6],t=g-l,r=2*a,f=1;f<=r;f++)s=f/r,q||
(s=1-s),s=l+s*t,g=h+n*math.cos(s),s=k+p*math.sin(s),c.push(new three.vector2(g,s))}d=c[c.length-1];1e-10>math.abs(d.x-c[0].x)&&1e-10>math.abs(d.y-c[0].y)&&c.splice(c.length-1,1);b&&c.push(c[0]);return c};
three.path.prototype.toshapes=function(a,b){function c(a){for(var b=[],c=0,d=a.length;c<d;c++){var e=a[c],f=new three.shape;f.actions=e.actions;f.curves=e.curves;b.push(f)}return b}function d(a,b){for(var c=b.length,d=!1,e=c-1,f=0;f<c;e=f++){var g=b[e],h=b[f],k=h.x-g.x,n=h.y-g.y;if(1e-10<math.abs(n)){if(0>n&&(g=b[f],k=-k,h=b[e],n=-n),!(a.y<g.y||a.y>h.y))if(a.y==g.y){if(a.x==g.x)return!0}else{e=n*(a.x-g.x)-k*(a.y-g.y);if(0==e)return!0;0>e||(d=!d)}}else if(a.y==g.y&&(h.x<=a.x&&a.x<=g.x||g.x<=a.x&&a.x<=
h.x))return!0}return d}var e=function(a){var b,c,d,e,f=[],g=new three.path;b=0;for(c=a.length;b<c;b++)d=a[b],e=d.args,d=d.action,d==three.pathactions.move_to&&0!=g.actions.length&&(f.push(g),g=new three.path),g[d].apply(g,e);0!=g.actions.length&&f.push(g);return f}(this.actions);if(0==e.length)return[];if(!0===b)return c(e);var f,g,h,k=[];if(1==e.length)return g=e[0],h=new three.shape,h.actions=g.actions,h.curves=g.curves,k.push(h),k;var l=!three.shape.utils.isclockwise(e[0].getpoints()),l=a?!l:l;
h=[];var p=[],q=[],n=0,t;p[n]=void 0;q[n]=[];var r,s;r=0;for(s=e.length;r<s;r++)g=e[r],t=g.getpoints(),f=three.shape.utils.isclockwise(t),(f=a?!f:f)?(!l&&p[n]&&n++,p[n]={s:new three.shape,p:t},p[n].s.actions=g.actions,p[n].s.curves=g.curves,l&&n++,q[n]=[]):q[n].push({h:g,p:t[0]});if(!p[0])return c(e);if(1<p.length){r=!1;s=[];g=0;for(e=p.length;g<e;g++)h[g]=[];g=0;for(e=p.length;g<e;g++)for(f=q[g],l=0;l<f.length;l++){n=f[l];t=!0;for(var u=0;u<p.length;u++)d(n.p,p[u].p)&&(g!=u&&s.push({froms:g,tos:u,
hole:l}),t?(t=!1,h[u].push(n)):r=!0);t&&h[g].push(n)}0<s.length&&(r||(q=h))}r=0;for(s=p.length;r<s;r++)for(h=p[r].s,k.push(h),g=q[r],e=0,f=g.length;e<f;e++)h.holes.push(g[e].h);return k};three.shape=function(){three.path.apply(this,arguments);this.holes=[]};three.shape.prototype=object.create(three.path.prototype);three.shape.prototype.constructor=three.shape;three.shape.prototype.extrude=function(a){return new three.extrudegeometry(this,a)};
three.shape.prototype.makegeometry=function(a){return new three.shapegeometry(this,a)};three.shape.prototype.getpointsholes=function(a){var b,c=this.holes.length,d=[];for(b=0;b<c;b++)d[b]=this.holes[b].gettransformedpoints(a,this.bends);return d};three.shape.prototype.getspacedpointsholes=function(a){var b,c=this.holes.length,d=[];for(b=0;b<c;b++)d[b]=this.holes[b].gettransformedspacedpoints(a,this.bends);return d};
three.shape.prototype.extractallpoints=function(a){return{shape:this.gettransformedpoints(a),holes:this.getpointsholes(a)}};three.shape.prototype.extractpoints=function(a){return this.usespacedpoints?this.extractallspacedpoints(a):this.extractallpoints(a)};three.shape.prototype.extractallspacedpoints=function(a){return{shape:this.gettransformedspacedpoints(a),holes:this.getspacedpointsholes(a)}};
three.shape.utils={triangulateshape:function(a,b){function c(a,b,c){return a.x!=b.x?a.x<b.x?a.x<=c.x&&c.x<=b.x:b.x<=c.x&&c.x<=a.x:a.y<b.y?a.y<=c.y&&c.y<=b.y:b.y<=c.y&&c.y<=a.y}function d(a,b,d,e,f){var g=b.x-a.x,h=b.y-a.y,k=e.x-d.x,l=e.y-d.y,p=a.x-d.x,q=a.y-d.y,e=h*k-g*l,g=h*p-g*q;if(1e-10<math.abs(e)){if(0<e){if(0>g||g>e)return[];k=l*p-k*q;if(0>k||k>e)return[]}else{if(0<g||g<e)return[];k=l*p-k*q;if(0<k||k<e)return[]}if(0==k)return!f||0!=g&&g!=e?[a]:[];if(k==e)return!f||0!=g&&g!=e?[b]:[];if(0==g)return[d];
if(g==e)return[e];f=k/e;return[{x:a.x+f*g,y:a.y+f*h}]}if(0!=g||l*p!=k*q)return[];h=0==g&&0==h;k=0==k&&0==l;if(h&&k)return a.x!=d.x||a.y!=d.y?[]:[a];if(h)return c(d,e,a)?[a]:[];if(k)return c(a,b,d)?[d]:[];0!=g?(a.x<b.x?(g=a,k=a.x,h=b,a=b.x):(g=b,k=b.x,h=a,a=a.x),d.x<e.x?(b=d,e=d.x,l=e,d=e.x):(b=e,e=e.x,l=d,d=d.x)):(a.y<b.y?(g=a,k=a.y,h=b,a=b.y):(g=b,k=b.y,h=a,a=a.y),d.y<e.y?(b=d,e=d.y,l=e,d=e.y):(b=e,e=e.y,l=d,d=d.y));return k<=e?a<e?[]:a==e?f?[]:[b]:a<=d?[b,h]:[b,l]:k>d?[]:k==d?f?[]:[g]:a<=d?[g,h]:
[g,l]}function e(a,b,c,d){var e=b.x-a.x,f=b.y-a.y;b=c.x-a.x;c=c.y-a.y;var g=d.x-a.x;d=d.y-a.y;a=e*c-f*b;e=e*d-f*g;return 1e-10<math.abs(a)?(b=g*c-d*b,0<a?0<=e&&0<=b:0<=e||0<=b):0<e}var f,g,h,k,l,p={};h=a.concat();f=0;for(g=b.length;f<g;f++)array.prototype.push.apply(h,b[f]);f=0;for(g=h.length;f<g;f++)l=h[f].x+":"+h[f].y,void 0!==p[l]&&three.warn("three.shape: duplicate point",l),p[l]=f;f=function(a,b){function c(a,b){var d=h.length-1,f=a-1;0>f&&(f=d);var g=a+1;g>d&&(g=0);d=e(h[a],h[f],h[g],k[b]);
if(!d)return!1;d=k.length-1;f=b-1;0>f&&(f=d);g=b+1;g>d&&(g=0);return(d=e(k[b],k[f],k[g],h[a]))?!0:!1}function f(a,b){var c,e;for(c=0;c<h.length;c++)if(e=c+1,e%=h.length,e=d(a,b,h[c],h[e],!0),0<e.length)return!0;return!1}function g(a,c){var e,f,h,k;for(e=0;e<l.length;e++)for(f=b[l[e]],h=0;h<f.length;h++)if(k=h+1,k%=f.length,k=d(a,c,f[h],f[k],!0),0<k.length)return!0;return!1}var h=a.concat(),k,l=[],p,q,a,e,g,f=[],z,i,u,m=0;for(p=b.length;m<p;m++)l.push(m);z=0;for(var h=2*l.length;0<l.length;){h--;if(0>
h){console.log("infinite loop! holes left:"+l.length+", probably hole outside shape!");break}for(q=z;q<h.length;q++){a=h[q];p=-1;for(m=0;m<l.length;m++)if(e=l[m],g=a.x+":"+a.y+":"+e,void 0===f[g]){k=b[e];for(i=0;i<k.length;i++)if(e=k[i],c(q,i)&&!f(a,e)&&!g(a,e)){p=i;l.splice(m,1);z=h.slice(0,q+1);e=h.slice(q);i=k.slice(p);u=k.slice(0,p+1);h=z.concat(i).concat(u).concat(e);z=q;break}if(0<=p)break;f[g]=!0}if(0<=p)break}}return h}(a,b);var q=three.fontutils.triangulate(f,!1);f=0;for(g=q.length;f<g;f++)for(k=
q[f],h=0;3>h;h++)l=k[h].x+":"+k[h].y,l=p[l],void 0!==l&&(k[h]=l);return q.concat()},isclockwise:function(a){return 0>three.fontutils.triangulate.area(a)},b2p0:function(a,b){var c=1-a;return c*c*b},b2p1:function(a,b){return 2*(1-a)*a*b},b2p2:function(a,b){return a*a*b},b2:function(a,b,c,d){return this.b2p0(a,b)+this.b2p1(a,c)+this.b2p2(a,d)},b3p0:function(a,b){var c=1-a;return c*c*c*b},b3p1:function(a,b){var c=1-a;return 3*c*c*a*b},b3p2:function(a,b){return 3*(1-a)*a*a*b},b3p3:function(a,b){return a*
a*a*b},b3:function(a,b,c,d,e){return this.b3p0(a,b)+this.b3p1(a,c)+this.b3p2(a,d)+this.b3p3(a,e)}};three.linecurve=function(a,b){this.v1=a;this.v2=b};three.linecurve.prototype=object.create(three.curve.prototype);three.linecurve.prototype.constructor=three.linecurve;three.linecurve.prototype.getpoint=function(a){var b=this.v2.clone().sub(this.v1);b.multiplyscalar(a).add(this.v1);return b};three.linecurve.prototype.getpointat=function(a){return this.getpoint(a)};
three.linecurve.prototype.gettangent=function(a){return this.v2.clone().sub(this.v1).normalize()};three.quadraticbeziercurve=function(a,b,c){this.v0=a;this.v1=b;this.v2=c};three.quadraticbeziercurve.prototype=object.create(three.curve.prototype);three.quadraticbeziercurve.prototype.constructor=three.quadraticbeziercurve;
three.quadraticbeziercurve.prototype.getpoint=function(a){var b=new three.vector2;b.x=three.shape.utils.b2(a,this.v0.x,this.v1.x,this.v2.x);b.y=three.shape.utils.b2(a,this.v0.y,this.v1.y,this.v2.y);return b};three.quadraticbeziercurve.prototype.gettangent=function(a){var b=new three.vector2;b.x=three.curve.utils.tangentquadraticbezier(a,this.v0.x,this.v1.x,this.v2.x);b.y=three.curve.utils.tangentquadraticbezier(a,this.v0.y,this.v1.y,this.v2.y);return b.normalize()};
three.cubicbeziercurve=function(a,b,c,d){this.v0=a;this.v1=b;this.v2=c;this.v3=d};three.cubicbeziercurve.prototype=object.create(three.curve.prototype);three.cubicbeziercurve.prototype.constructor=three.cubicbeziercurve;three.cubicbeziercurve.prototype.getpoint=function(a){var b;b=three.shape.utils.b3(a,this.v0.x,this.v1.x,this.v2.x,this.v3.x);a=three.shape.utils.b3(a,this.v0.y,this.v1.y,this.v2.y,this.v3.y);return new three.vector2(b,a)};
three.cubicbeziercurve.prototype.gettangent=function(a){var b;b=three.curve.utils.tangentcubicbezier(a,this.v0.x,this.v1.x,this.v2.x,this.v3.x);a=three.curve.utils.tangentcubicbezier(a,this.v0.y,this.v1.y,this.v2.y,this.v3.y);b=new three.vector2(b,a);b.normalize();return b};three.splinecurve=function(a){this.points=void 0==a?[]:a};three.splinecurve.prototype=object.create(three.curve.prototype);three.splinecurve.prototype.constructor=three.splinecurve;
three.splinecurve.prototype.getpoint=function(a){var b=this.points;a*=b.length-1;var c=math.floor(a);a-=c;var d=b[0==c?c:c-1],e=b[c],f=b[c>b.length-2?b.length-1:c+1],b=b[c>b.length-3?b.length-1:c+2],c=new three.vector2;c.x=three.curve.utils.interpolate(d.x,e.x,f.x,b.x,a);c.y=three.curve.utils.interpolate(d.y,e.y,f.y,b.y,a);return c};three.ellipsecurve=function(a,b,c,d,e,f,g){this.ax=a;this.ay=b;this.xradius=c;this.yradius=d;this.astartangle=e;this.aendangle=f;this.aclockwise=g};
three.ellipsecurve.prototype=object.create(three.curve.prototype);three.ellipsecurve.prototype.constructor=three.ellipsecurve;three.ellipsecurve.prototype.getpoint=function(a){var b=this.aendangle-this.astartangle;0>b&&(b+=2*math.pi);b>2*math.pi&&(b-=2*math.pi);a=!0===this.aclockwise?this.aendangle+(1-a)*(2*math.pi-b):this.astartangle+a*b;b=new three.vector2;b.x=this.ax+this.xradius*math.cos(a);b.y=this.ay+this.yradius*math.sin(a);return b};
three.arccurve=function(a,b,c,d,e,f){three.ellipsecurve.call(this,a,b,c,c,d,e,f)};three.arccurve.prototype=object.create(three.ellipsecurve.prototype);three.arccurve.prototype.constructor=three.arccurve;three.linecurve3=three.curve.create(function(a,b){this.v1=a;this.v2=b},function(a){var b=new three.vector3;b.subvectors(this.v2,this.v1);b.multiplyscalar(a);b.add(this.v1);return b});
three.quadraticbeziercurve3=three.curve.create(function(a,b,c){this.v0=a;this.v1=b;this.v2=c},function(a){var b=new three.vector3;b.x=three.shape.utils.b2(a,this.v0.x,this.v1.x,this.v2.x);b.y=three.shape.utils.b2(a,this.v0.y,this.v1.y,this.v2.y);b.z=three.shape.utils.b2(a,this.v0.z,this.v1.z,this.v2.z);return b});
three.cubicbeziercurve3=three.curve.create(function(a,b,c,d){this.v0=a;this.v1=b;this.v2=c;this.v3=d},function(a){var b=new three.vector3;b.x=three.shape.utils.b3(a,this.v0.x,this.v1.x,this.v2.x,this.v3.x);b.y=three.shape.utils.b3(a,this.v0.y,this.v1.y,this.v2.y,this.v3.y);b.z=three.shape.utils.b3(a,this.v0.z,this.v1.z,this.v2.z,this.v3.z);return b});
three.splinecurve3=three.curve.create(function(a){this.points=void 0==a?[]:a},function(a){var b=this.points;a*=b.length-1;var c=math.floor(a);a-=c;var d=b[0==c?c:c-1],e=b[c],f=b[c>b.length-2?b.length-1:c+1],b=b[c>b.length-3?b.length-1:c+2],c=new three.vector3;c.x=three.curve.utils.interpolate(d.x,e.x,f.x,b.x,a);c.y=three.curve.utils.interpolate(d.y,e.y,f.y,b.y,a);c.z=three.curve.utils.interpolate(d.z,e.z,f.z,b.z,a);return c});
three.closedsplinecurve3=three.curve.create(function(a){this.points=void 0==a?[]:a},function(a){var b=this.points;a*=b.length-0;var c=math.floor(a);a-=c;var c=c+(0<c?0:(math.floor(math.abs(c)/b.length)+1)*b.length),d=b[(c-1)%b.length],e=b[c%b.length],f=b[(c+1)%b.length],b=b[(c+2)%b.length],c=new three.vector3;c.x=three.curve.utils.interpolate(d.x,e.x,f.x,b.x,a);c.y=three.curve.utils.interpolate(d.y,e.y,f.y,b.y,a);c.z=three.curve.utils.interpolate(d.z,e.z,f.z,b.z,a);return c});
three.animationhandler={linear:0,catmullrom:1,catmullrom_forward:2,add:function(){three.warn("three.animationhandler.add() has been deprecated.")},get:function(){three.warn("three.animationhandler.get() has been deprecated.")},remove:function(){three.warn("three.animationhandler.remove() has been deprecated.")},animations:[],init:function(a){if(!0===a.initialized)return a;for(var b=0;b<a.hierarchy.length;b++){for(var c=0;c<a.hierarchy[b].keys.length;c++)if(0>a.hierarchy[b].keys[c].time&&(a.hierarchy[b].keys[c].time=
0),void 0!==a.hierarchy[b].keys[c].rot&&!(a.hierarchy[b].keys[c].rot instanceof three.quaternion)){var d=a.hierarchy[b].keys[c].rot;a.hierarchy[b].keys[c].rot=(new three.quaternion).fromarray(d)}if(a.hierarchy[b].keys.length&&void 0!==a.hierarchy[b].keys[0].morphtargets){d={};for(c=0;c<a.hierarchy[b].keys.length;c++)for(var e=0;e<a.hierarchy[b].keys[c].morphtargets.length;e++){var f=a.hierarchy[b].keys[c].morphtargets[e];d[f]=-1}a.hierarchy[b].usedmorphtargets=d;for(c=0;c<a.hierarchy[b].keys.length;c++){var g=
{};for(f in d){for(e=0;e<a.hierarchy[b].keys[c].morphtargets.length;e++)if(a.hierarchy[b].keys[c].morphtargets[e]===f){g[f]=a.hierarchy[b].keys[c].morphtargetsinfluences[e];break}e===a.hierarchy[b].keys[c].morphtargets.length&&(g[f]=0)}a.hierarchy[b].keys[c].morphtargetsinfluences=g}}for(c=1;c<a.hierarchy[b].keys.length;c++)a.hierarchy[b].keys[c].time===a.hierarchy[b].keys[c-1].time&&(a.hierarchy[b].keys.splice(c,1),c--);for(c=0;c<a.hierarchy[b].keys.length;c++)a.hierarchy[b].keys[c].index=c}a.initialized=
!0;return a},parse:function(a){var b=function(a,c){c.push(a);for(var d=0;d<a.children.length;d++)b(a.children[d],c)},c=[];if(a instanceof three.skinnedmesh)for(var d=0;d<a.skeleton.bones.length;d++)c.push(a.skeleton.bones[d]);else b(a,c);return c},play:function(a){-1===this.animations.indexof(a)&&this.animations.push(a)},stop:function(a){a=this.animations.indexof(a);-1!==a&&this.animations.splice(a,1)},update:function(a){for(var b=0;b<this.animations.length;b++)this.animations[b].resetblendweights();
for(b=0;b<this.animations.length;b++)this.animations[b].update(a)}};three.animation=function(a,b){this.root=a;this.data=three.animationhandler.init(b);this.hierarchy=three.animationhandler.parse(a);this.currenttime=0;this.timescale=1;this.isplaying=!1;this.loop=!0;this.weight=0;this.interpolationtype=three.animationhandler.linear};
three.animation.prototype={constructor:three.animation,keytypes:["pos","rot","scl"],play:function(a,b){this.currenttime=void 0!==a?a:0;this.weight=void 0!==b?b:1;this.isplaying=!0;this.reset();three.animationhandler.play(this)},stop:function(){this.isplaying=!1;three.animationhandler.stop(this)},reset:function(){for(var a=0,b=this.hierarchy.length;a<b;a++){var c=this.hierarchy[a];void 0===c.animationcache&&(c.animationcache={animations:{},blending:{positionweight:0,quaternionweight:0,scaleweight:0}});
var d=this.data.name,e=c.animationcache.animations,f=e[d];void 0===f&&(f={prevkey:{pos:0,rot:0,scl:0},nextkey:{pos:0,rot:0,scl:0},originalmatrix:c.matrix},e[d]=f);for(c=0;3>c;c++){for(var d=this.keytypes[c],e=this.data.hierarchy[a].keys[0],g=this.getnextkeywith(d,a,1);g.time<this.currenttime&&g.index>e.index;)e=g,g=this.getnextkeywith(d,a,g.index+1);f.prevkey[d]=e;f.nextkey[d]=g}}},resetblendweights:function(){for(var a=0,b=this.hierarchy.length;a<b;a++){var c=this.hierarchy[a].animationcache;void 0!==
c&&(c=c.blending,c.positionweight=0,c.quaternionweight=0,c.scaleweight=0)}},update:function(){var a=[],b=new three.vector3,c=new three.vector3,d=new three.quaternion,e=function(a,b){var c=[],d=[],e,q,n,t,r,s;e=(a.length-1)*b;q=math.floor(e);e-=q;c[0]=0===q?q:q-1;c[1]=q;c[2]=q>a.length-2?q:q+1;c[3]=q>a.length-3?q:q+2;q=a[c[0]];t=a[c[1]];r=a[c[2]];s=a[c[3]];c=e*e;n=e*c;d[0]=f(q[0],t[0],r[0],s[0],e,c,n);d[1]=f(q[1],t[1],r[1],s[1],e,c,n);d[2]=f(q[2],t[2],r[2],s[2],e,c,n);return d},f=function(a,b,c,d,
e,f,n){a=.5*(c-a);d=.5*(d-b);return(2*(b-c)+a+d)*n+(-3*(b-c)-2*a-d)*f+a*e+b};return function(f){if(!1!==this.isplaying&&(this.currenttime+=f*this.timescale,0!==this.weight)){f=this.data.length;if(this.currenttime>f||0>this.currenttime)this.loop?(this.currenttime%=f,0>this.currenttime&&(this.currenttime+=f),this.reset()):this.stop();f=0;for(var h=this.hierarchy.length;f<h;f++)for(var k=this.hierarchy[f],l=k.animationcache.animations[this.data.name],p=k.animationcache.blending,q=0;3>q;q++){var n=this.keytypes[q],
t=l.prevkey[n],r=l.nextkey[n];if(0<this.timescale&&r.time<=this.currenttime||0>this.timescale&&t.time>=this.currenttime){t=this.data.hierarchy[f].keys[0];for(r=this.getnextkeywith(n,f,1);r.time<this.currenttime&&r.index>t.index;)t=r,r=this.getnextkeywith(n,f,r.index+1);l.prevkey[n]=t;l.nextkey[n]=r}var s=(this.currenttime-t.time)/(r.time-t.time),u=t[n],v=r[n];0>s&&(s=0);1<s&&(s=1);if("pos"===n)if(this.interpolationtype===three.animationhandler.linear)c.x=u[0]+(v[0]-u[0])*s,c.y=u[1]+(v[1]-u[1])*s,
c.z=u[2]+(v[2]-u[2])*s,t=this.weight/(this.weight+p.positionweight),k.position.lerp(c,t),p.positionweight+=this.weight;else{if(this.interpolationtype===three.animationhandler.catmullrom||this.interpolationtype===three.animationhandler.catmullrom_forward)a[0]=this.getprevkeywith("pos",f,t.index-1).pos,a[1]=u,a[2]=v,a[3]=this.getnextkeywith("pos",f,r.index+1).pos,s=.33*s+.33,r=e(a,s),t=this.weight/(this.weight+p.positionweight),p.positionweight+=this.weight,n=k.position,n.x+=(r[0]-n.x)*t,n.y+=(r[1]-
n.y)*t,n.z+=(r[2]-n.z)*t,this.interpolationtype===three.animationhandler.catmullrom_forward&&(s=e(a,1.01*s),b.set(s[0],s[1],s[2]),b.sub(n),b.y=0,b.normalize(),s=math.atan2(b.x,b.z),k.rotation.set(0,s,0))}else"rot"===n?(three.quaternion.slerp(u,v,d,s),0===p.quaternionweight?(k.quaternion.copy(d),p.quaternionweight=this.weight):(t=this.weight/(this.weight+p.quaternionweight),three.quaternion.slerp(k.quaternion,d,k.quaternion,t),p.quaternionweight+=this.weight)):"scl"===n&&(c.x=u[0]+(v[0]-u[0])*s,c.y=
u[1]+(v[1]-u[1])*s,c.z=u[2]+(v[2]-u[2])*s,t=this.weight/(this.weight+p.scaleweight),k.scale.lerp(c,t),p.scaleweight+=this.weight)}return!0}}}(),getnextkeywith:function(a,b,c){var d=this.data.hierarchy[b].keys;for(c=this.interpolationtype===three.animationhandler.catmullrom||this.interpolationtype===three.animationhandler.catmullrom_forward?c<d.length-1?c:d.length-1:c%d.length;c<d.length;c++)if(void 0!==d[c][a])return d[c];return this.data.hierarchy[b].keys[0]},getprevkeywith:function(a,b,c){var d=
this.data.hierarchy[b].keys;for(c=this.interpolationtype===three.animationhandler.catmullrom||this.interpolationtype===three.animationhandler.catmullrom_forward?0<c?c:0:0<=c?c:c+d.length;0<=c;c--)if(void 0!==d[c][a])return d[c];return this.data.hierarchy[b].keys[d.length-1]}};
three.keyframeanimation=function(a){this.root=a.node;this.data=three.animationhandler.init(a);this.hierarchy=three.animationhandler.parse(this.root);this.currenttime=0;this.timescale=.001;this.isplaying=!1;this.loop=this.ispaused=!0;a=0;for(var b=this.hierarchy.length;a<b;a++){var c=this.data.hierarchy[a].sids,d=this.hierarchy[a];if(this.data.hierarchy[a].keys.length&&c){for(var e=0;e<c.length;e++){var f=c[e],g=this.getnextkeywith(f,a,0);g&&g.apply(f)}d.matrixautoupdate=!1;this.data.hierarchy[a].node.updatematrix();
d.matrixworldneedsupdate=!0}}};
three.keyframeanimation.prototype={constructor:three.keyframeanimation,play:function(a){this.currenttime=void 0!==a?a:0;if(!1===this.isplaying){this.isplaying=!0;var b=this.hierarchy.length,c,d;for(a=0;a<b;a++)c=this.hierarchy[a],d=this.data.hierarchy[a],void 0===d.animationcache&&(d.animationcache={},d.animationcache.prevkey=null,d.animationcache.nextkey=null,d.animationcache.originalmatrix=c.matrix),c=this.data.hierarchy[a].keys,c.length&&(d.animationcache.prevkey=c[0],d.animationcache.nextkey=
c[1],this.starttime=math.min(c[0].time,this.starttime),this.endtime=math.max(c[c.length-1].time,this.endtime));this.update(0)}this.ispaused=!1;three.animationhandler.play(this)},stop:function(){this.ispaused=this.isplaying=!1;three.animationhandler.stop(this);for(var a=0;a<this.data.hierarchy.length;a++){var b=this.hierarchy[a],c=this.data.hierarchy[a];if(void 0!==c.animationcache){var d=c.animationcache.originalmatrix;d.copy(b.matrix);b.matrix=d;delete c.animationcache}}},update:function(a){if(!1!==
this.isplaying){this.currenttime+=a*this.timescale;a=this.data.length;!0===this.loop&&this.currenttime>a&&(this.currenttime%=a);this.currenttime=math.min(this.currenttime,a);a=0;for(var b=this.hierarchy.length;a<b;a++){var c=this.hierarchy[a],d=this.data.hierarchy[a],e=d.keys,d=d.animationcache;if(e.length){var f=d.prevkey,g=d.nextkey;if(g.time<=this.currenttime){for(;g.time<this.currenttime&&g.index>f.index;)f=g,g=e[f.index+1];d.prevkey=f;d.nextkey=g}g.time>=this.currenttime?f.interpolate(g,this.currenttime):
f.interpolate(g,g.time);this.data.hierarchy[a].node.updatematrix();c.matrixworldneedsupdate=!0}}}},getnextkeywith:function(a,b,c){b=this.data.hierarchy[b].keys;for(c%=b.length;c<b.length;c++)if(b[c].hastarget(a))return b[c];return b[0]},getprevkeywith:function(a,b,c){b=this.data.hierarchy[b].keys;for(c=0<=c?c:c+b.length;0<=c;c--)if(b[c].hastarget(a))return b[c];return b[b.length-1]}};
three.morphanimation=function(a){this.mesh=a;this.frames=a.morphtargetinfluences.length;this.currenttime=0;this.duration=1e3;this.loop=!0;this.currentframe=this.lastframe=0;this.isplaying=!1};
three.morphanimation.prototype={constructor:three.morphanimation,play:function(){this.isplaying=!0},pause:function(){this.isplaying=!1},update:function(a){if(!1!==this.isplaying){this.currenttime+=a;!0===this.loop&&this.currenttime>this.duration&&(this.currenttime%=this.duration);this.currenttime=math.min(this.currenttime,this.duration);a=this.duration/this.frames;var b=math.floor(this.currenttime/a),c=this.mesh.morphtargetinfluences;b!=this.currentframe&&(c[this.lastframe]=0,c[this.currentframe]=
1,c[b]=0,this.lastframe=this.currentframe,this.currentframe=b);c[b]=this.currenttime%a/a;c[this.lastframe]=1-c[b]}}};
three.boxgeometry=function(a,b,c,d,e,f){function g(a,b,c,d,e,f,g,s){var u,v=h.widthsegments,x=h.heightsegments,d=e/2,w=f/2,y=h.vertices.length;if("x"===a&&"y"===b||"y"===a&&"x"===b)u="z";else if("x"===a&&"z"===b||"z"===a&&"x"===b)u="y",x=h.depthsegments;else if("z"===a&&"y"===b||"y"===a&&"z"===b)u="x",v=h.depthsegments;var a=v+1,e=x+1,g=e/v,f=f/x,z=new three.vector3;z[u]=0<g?1:-1;for(e=0;e<e;e++)for(f=0;f<a;f++){var i=new three.vector3;i[a]=(f*g-d)*c;i[b]=(e*f-w)*d;i[u]=g;h.vertices.push(i)}for(e=
0;e<x;e++)for(f=0;f<v;f++)w=f+a*e,a=f+a*(e+1),b=f+1+a*(e+1),c=f+1+a*e,d=new three.vector2(f/v,1-e/x),g=new three.vector2(f/v,1-(e+1)/x),u=new three.vector2((f+1)/v,1-(e+1)/x),d=new three.vector2((f+1)/v,1-e/x),w=new three.face3(w+y,a+y,c+y),w.normal.copy(z),w.vertexnormals.push(z.clone(),z.clone(),z.clone()),w.materialindex=s,h.faces.push(w),h.facevertexuvs[0].push([d,g,d]),w=new three.face3(a+y,b+y,c+y),w.normal.copy(z),w.vertexnormals.push(z.clone(),z.clone(),z.clone()),w.materialindex=s,h.faces.push(w),
h.facevertexuvs[0].push([g.clone(),u,d.clone()])}three.geometry.call(this);this.type="boxgeometry";this.parameters={width:a,height:b,depth:c,widthsegments:d,heightsegments:e,depthsegments:f};this.widthsegments=d||1;this.heightsegments=e||1;this.depthsegments=f||1;var h=this;d=a/2;e=b/2;f=c/2;g("z","y",-1,-1,c,b,d,0);g("z","y",1,-1,c,b,-d,1);g("x","z",1,1,a,c,e,2);g("x","z",1,-1,a,c,-e,3);g("x","y",1,-1,a,b,f,4);g("x","y",-1,-1,a,b,-f,5);this.mergevertices()};three.boxgeometry.prototype=object.create(three.geometry.prototype);
three.boxgeometry.prototype.constructor=three.boxgeometry;
three.circlegeometry=function(a,b,c,d){three.geometry.call(this);this.type="circlegeometry";this.parameters={radius:a,segments:b,thetastart:c,thetalength:d};a=a||50;b=void 0!==b?math.max(3,b):8;c=void 0!==c?c:0;d=void 0!==d?d:2*math.pi;var e,f=[];e=new three.vector3;var g=new three.vector2(.5,.5);this.vertices.push(e);f.push(g);for(e=0;e<=b;e++){var h=new three.vector3,k=c+e/b*d;h.x=a*math.cos(k);h.y=a*math.sin(k);this.vertices.push(h);f.push(new three.vector2((h.x/a+1)/2,(h.y/a+1)/2))}c=new three.vector3(0,
0,1);for(e=1;e<=b;e++)this.faces.push(new three.face3(e,e+1,0,[c.clone(),c.clone(),c.clone()])),this.facevertexuvs[0].push([f[e].clone(),f[e+1].clone(),g.clone()]);this.computefacenormals();this.boundingsphere=new three.sphere(new three.vector3,a)};three.circlegeometry.prototype=object.create(three.geometry.prototype);three.circlegeometry.prototype.constructor=three.circlegeometry;
three.cubegeometry=function(a,b,c,d,e,f){three.warn("three.cubegeometry has been renamed to three.boxgeometry.");return new three.boxgeometry(a,b,c,d,e,f)};
three.cylindergeometry=function(a,b,c,d,e,f,g,h){three.geometry.call(this);this.type="cylindergeometry";this.parameters={radiustop:a,radiusbottom:b,height:c,radialsegments:d,heightsegments:e,openended:f,thetastart:g,thetalength:h};a=void 0!==a?a:20;b=void 0!==b?b:20;c=void 0!==c?c:100;d=d||8;e=e||1;f=void 0!==f?f:!1;g=void 0!==g?g:0;h=void 0!==h?h:2*math.pi;var k=c/2,l,p,q=[],n=[];for(p=0;p<=e;p++){var t=[],r=[],s=p/e,u=s*(b-a)+a;for(l=0;l<=d;l++){var v=l/d,x=new three.vector3;x.x=u*math.sin(v*h+
g);x.y=-s*c+k;x.z=u*math.cos(v*h+g);this.vertices.push(x);t.push(this.vertices.length-1);r.push(new three.vector2(v,1-s))}q.push(t);n.push(r)}c=(b-a)/c;for(l=0;l<d;l++)for(0!==a?(g=this.vertices[q[0][l]].clone(),h=this.vertices[q[0][l+1]].clone()):(g=this.vertices[q[1][l]].clone(),h=this.vertices[q[1][l+1]].clone()),g.sety(math.sqrt(g.x*g.x+g.z*g.z)*c).normalize(),h.sety(math.sqrt(h.x*h.x+h.z*h.z)*c).normalize(),p=0;p<e;p++){var t=q[p][l],r=q[p+1][l],s=q[p+1][l+1],u=q[p][l+1],v=g.clone(),x=g.clone(),
d=h.clone(),w=h.clone(),y=n[p][l].clone(),a=n[p+1][l].clone(),e=n[p+1][l+1].clone(),g=n[p][l+1].clone();this.faces.push(new three.face3(t,r,u,[v,x,w]));this.facevertexuvs[0].push([y,a,g]);this.faces.push(new three.face3(r,s,u,[x.clone(),d,w.clone()]));this.facevertexuvs[0].push([a.clone(),e,g.clone()])}if(!1===f&&0<a)for(this.vertices.push(new three.vector3(0,k,0)),l=0;l<d;l++)t=q[0][l],r=q[0][l+1],s=this.vertices.length-1,v=new three.vector3(0,1,0),x=new three.vector3(0,1,0),d=new three.vector3(0,
1,0),y=n[0][l].clone(),a=n[0][l+1].clone(),e=new three.vector2(a.x,0),this.faces.push(new three.face3(t,r,s,[v,x,d])),this.facevertexuvs[0].push([y,a,e]);if(!1===f&&0<b)for(this.vertices.push(new three.vector3(0,-k,0)),l=0;l<d;l++)t=q[e][l+1],r=q[e][l],s=this.vertices.length-1,v=new three.vector3(0,-1,0),x=new three.vector3(0,-1,0),d=new three.vector3(0,-1,0),y=n[e][l+1].clone(),a=n[e][l].clone(),e=new three.vector2(a.x,1),this.faces.push(new three.face3(t,r,s,[v,x,d])),this.facevertexuvs[0].push([y,
a,e]);this.computefacenormals()};three.cylindergeometry.prototype=object.create(three.geometry.prototype);three.cylindergeometry.prototype.constructor=three.cylindergeometry;three.extrudegeometry=function(a,b){"undefined"!==typeof a&&(three.geometry.call(this),this.type="extrudegeometry",a=a instanceof array?a:[a],this.addshapelist(a,b),this.computefacenormals())};three.extrudegeometry.prototype=object.create(three.geometry.prototype);three.extrudegeometry.prototype.constructor=three.extrudegeometry;
three.extrudegeometry.prototype.addshapelist=function(a,b){for(var c=a.length,d=0;d<c;d++)this.addshape(a[d],b)};
three.extrudegeometry.prototype.addshape=function(a,b){function c(a,b,c){b||three.error("three.extrudegeometry: vec does not exist");return b.clone().multiplyscalar(c).add(a)}function d(a,b,c){var d=1,d=a.x-b.x,e=a.y-b.y,f=c.x-a.x,g=c.y-a.y,h=d*d+e*e;if(1e-10<math.abs(d*g-e*f)){var k=math.sqrt(h),l=math.sqrt(f*f+g*g),h=b.x-e/k;b=b.y+d/k;f=((c.x-g/l-h)*g-(c.y+f/l-b)*f)/(d*g-e*f);c=h+d*f-a.x;a=b+e*f-a.y;d=c*c+a*a;if(2>=d)return new three.vector2(c,a);d=math.sqrt(d/2)}else a=!1,1e-10<d?1e-10<f&&(a=!0):
-1e-10>d?-1e-10>f&&(a=!0):math.sign(e)==math.sign(g)&&(a=!0),a?(c=-e,a=d,d=math.sqrt(h)):(c=d,a=e,d=math.sqrt(h/2));return new three.vector2(c/d,a/d)}function e(a,b){var c,d;for(o=a.length;0<=--o;){c=o;d=o-1;0>d&&(d=a.length-1);for(var e=0,f=t+2*p,e=0;e<f;e++){var g=oa*e,h=oa*(e+1),k=b+c+g,g=b+d+g,l=b+d+h,h=b+c+h,k=k+u,g=g+u,l=l+u,h=h+u;i.faces.push(new three.face3(k,g,h,null,null,x));i.faces.push(new three.face3(g,l,h,null,null,x));k=d.generatesidewalluv(i,k,g,l,h);i.facevertexuvs[0].push([k[0],
k[1],k[3]]);i.facevertexuvs[0].push([k[1],k[2],k[3]])}}}function f(a,b,c){i.vertices.push(new three.vector3(a,b,c))}function g(a,b,c){a+=u;b+=u;c+=u;i.faces.push(new three.face3(a,b,c,null,null,v));a=d.generatetopuv(i,a,b,c);i.facevertexuvs[0].push(a)}var h=void 0!==b.amount?b.amount:100,k=void 0!==b.bevelthickness?b.bevelthickness:6,l=void 0!==b.bevelsize?b.bevelsize:k-2,p=void 0!==b.bevelsegments?b.bevelsegments:3,q=void 0!==b.bevelenabled?b.bevelenabled:!0,n=void 0!==b.curvesegments?b.curvesegments:
12,t=void 0!==b.steps?b.steps:1,r=b.extrudepath,s,u=!1,v=b.material,x=b.extrudematerial,d=void 0!==b.uvgenerator?b.uvgenerator:three.extrudegeometry.worlduvgenerator,w,y,a,e;r&&(s=r.getspacedpoints(t),u=!0,q=!1,w=void 0!==b.frames?b.frames:new three.tubegeometry.frenetframes(r,t,!1),y=new three.vector3,a=new three.vector3,e=new three.vector3);q||(l=k=p=0);var g,f,z,i=this,u=this.vertices.length,r=a.extractpoints(n),n=r.shape,m=r.holes;if(r=!three.shape.utils.isclockwise(n)){n=n.reverse();f=0;for(z=
m.length;f<z;f++)g=m[f],three.shape.utils.isclockwise(g)&&(m[f]=g.reverse());r=!1}var h=three.shape.utils.triangulateshape(n,m),l=n;f=0;for(z=m.length;f<z;f++)g=m[f],n=n.concat(g);var p,n,r,v,j,oa=n.length,ja,ha=h.length,r=[],o=0;r=l.length;p=r-1;for(n=o+1;o<r;o++,p++,n++)p===r&&(p=0),n===r&&(n=0),r[o]=d(l[o],l[p],l[n]);var ca=[],ba,qa=r.concat();f=0;for(z=m.length;f<z;f++){g=m[f];ba=[];o=0;r=g.length;p=r-1;for(n=o+1;o<r;o++,p++,n++)p===r&&(p=0),n===r&&(n=0),ba[o]=d(g[o],g[p],g[n]);ca.push(ba);qa=
qa.concat(ba)}for(p=0;p<p;p++){r=p/p;v=k*(1-r);n=l*math.sin(r*math.pi/2);o=0;for(r=l.length;o<r;o++)j=c(l[o],r[o],n),f(j.x,j.y,-v);f=0;for(z=m.length;f<z;f++)for(g=m[f],ba=ca[f],o=0,r=g.length;o<r;o++)j=c(g[o],ba[o],n),f(j.x,j.y,-v)}n=l;for(o=0;o<oa;o++)j=q?c(n[o],qa[o],n):n[o],u?(a.copy(w.normals[0]).multiplyscalar(j.x),y.copy(w.binormals[0]).multiplyscalar(j.y),e.copy(s[0]).add(a).add(y),f(e.x,e.y,e.z)):f(j.x,j.y,0);for(r=1;r<=t;r++)for(o=0;o<oa;o++)j=q?c(n[o],qa[o],n):n[o],u?(a.copy(w.normals[r]).multiplyscalar(j.x),
y.copy(w.binormals[r]).multiplyscalar(j.y),e.copy(s[r]).add(a).add(y),f(e.x,e.y,e.z)):f(j.x,j.y,h/t*r);for(p=p-1;0<=p;p--){r=p/p;v=k*(1-r);n=l*math.sin(r*math.pi/2);o=0;for(r=l.length;o<r;o++)j=c(l[o],r[o],n),f(j.x,j.y,h+v);f=0;for(z=m.length;f<z;f++)for(g=m[f],ba=ca[f],o=0,r=g.length;o<r;o++)j=c(g[o],ba[o],n),u?f(j.x,j.y+s[t-1].y,s[t-1].x+v):f(j.x,j.y,h+v)}(function(){if(q){var a;a=0*oa;for(o=0;o<ha;o++)ja=h[o],g(ja[2]+a,ja[1]+a,ja[0]+a);a=t+2*p;a*=oa;for(o=0;o<ha;o++)ja=h[o],g(ja[0]+a,ja[1]+a,ja[2]+
a)}else{for(o=0;o<ha;o++)ja=h[o],g(ja[2],ja[1],ja[0]);for(o=0;o<ha;o++)ja=h[o],g(ja[0]+oa*t,ja[1]+oa*t,ja[2]+oa*t)}})();(function(){var a=0;e(l,a);a+=l.length;f=0;for(z=m.length;f<z;f++)g=m[f],e(g,a),a+=g.length})()};
three.extrudegeometry.worlduvgenerator={generatetopuv:function(a,b,c,d){a=a.vertices;b=a[b];c=a[c];d=a[d];return[new three.vector2(b.x,b.y),new three.vector2(c.x,c.y),new three.vector2(d.x,d.y)]},generatesidewalluv:function(a,b,c,d,e){a=a.vertices;b=a[b];c=a[c];d=a[d];e=a[e];return.01>math.abs(b.y-c.y)?[new three.vector2(b.x,1-b.z),new three.vector2(c.x,1-c.z),new three.vector2(d.x,1-d.z),new three.vector2(e.x,1-e.z)]:[new three.vector2(b.y,1-b.z),new three.vector2(c.y,1-c.z),new three.vector2(d.y,
1-d.z),new three.vector2(e.y,1-e.z)]}};three.shapegeometry=function(a,b){three.geometry.call(this);this.type="shapegeometry";!1===a instanceof array&&(a=[a]);this.addshapelist(a,b);this.computefacenormals()};three.shapegeometry.prototype=object.create(three.geometry.prototype);three.shapegeometry.prototype.constructor=three.shapegeometry;three.shapegeometry.prototype.addshapelist=function(a,b){for(var c=0,d=a.length;c<d;c++)this.addshape(a[c],b);return this};
three.shapegeometry.prototype.addshape=function(a,b){void 0===b&&(b={});var c=b.material,d=void 0===b.uvgenerator?three.extrudegeometry.worlduvgenerator:b.uvgenerator,e,f,g,h=this.vertices.length;e=a.extractpoints(void 0!==b.curvesegments?b.curvesegments:12);var k=e.shape,l=e.holes;if(!three.shape.utils.isclockwise(k))for(k=k.reverse(),e=0,f=l.length;e<f;e++)g=l[e],three.shape.utils.isclockwise(g)&&(l[e]=g.reverse());var p=three.shape.utils.triangulateshape(k,l);e=0;for(f=l.length;e<f;e++)g=l[e],
k=k.concat(g);l=k.length;f=p.length;for(e=0;e<l;e++)g=k[e],this.vertices.push(new three.vector3(g.x,g.y,0));for(e=0;e<f;e++)l=p[e],k=l[0]+h,g=l[1]+h,l=l[2]+h,this.faces.push(new three.face3(k,g,l,null,null,c)),this.facevertexuvs[0].push(d.generatetopuv(this,k,g,l))};
three.lathegeometry=function(a,b,c,d){three.geometry.call(this);this.type="lathegeometry";this.parameters={points:a,segments:b,phistart:c,philength:d};b=b||12;c=c||0;d=d||2*math.pi;for(var e=1/(a.length-1),f=1/b,g=0,h=b;g<=h;g++)for(var k=c+g*f*d,l=math.cos(k),p=math.sin(k),k=0,q=a.length;k<q;k++){var n=a[k],t=new three.vector3;t.x=l*n.x-p*n.y;t.y=p*n.x+l*n.y;t.z=n.z;this.vertices.push(t)}c=a.length;g=0;for(h=b;g<h;g++)for(k=0,q=a.length-1;k<q;k++){b=p=k+c*g;d=p+c;var l=p+1+c,p=p+1,n=g*f,t=k*e,r=
n+f,s=t+e;this.faces.push(new three.face3(b,d,p));this.facevertexuvs[0].push([new three.vector2(n,t),new three.vector2(r,t),new three.vector2(n,s)]);this.faces.push(new three.face3(d,l,p));this.facevertexuvs[0].push([new three.vector2(r,t),new three.vector2(r,s),new three.vector2(n,s)])}this.mergevertices();this.computefacenormals();this.computevertexnormals()};three.lathegeometry.prototype=object.create(three.geometry.prototype);three.lathegeometry.prototype.constructor=three.lathegeometry;
three.planegeometry=function(a,b,c,d){console.info("three.planegeometry: consider using three.planebuffergeometry for lower memory footprint.");three.geometry.call(this);this.type="planegeometry";this.parameters={width:a,height:b,widthsegments:c,heightsegments:d};this.frombuffergeometry(new three.planebuffergeometry(a,b,c,d))};three.planegeometry.prototype=object.create(three.geometry.prototype);three.planegeometry.prototype.constructor=three.planegeometry;
three.planebuffergeometry=function(a,b,c,d){three.buffergeometry.call(this);this.type="planebuffergeometry";this.parameters={width:a,height:b,widthsegments:c,heightsegments:d};var e=a/2,f=b/2;c=c||1;d=d||1;var g=c+1,h=d+1,k=a/c,l=b/d;b=new float32array(g*h*3);a=new float32array(g*h*3);for(var p=new float32array(g*h*2),q=0,n=0,t=0;t<h;t++)for(var r=t*l-f,s=0;s<g;s++)b[q]=s*k-e,b[q+1]=-r,a[q+2]=1,p[n]=s/c,p[n+1]=1-t/d,q+=3,n+=2;q=0;e=new (65535<b.length/3?uint32array:uint16array)(c*d*6);for(t=0;t<d;t++)for(s=
0;s<c;s++)f=s+g*(t+1),h=s+1+g*(t+1),k=s+1+g*t,e[q]=s+g*t,e[q+1]=f,e[q+2]=k,e[q+3]=f,e[q+4]=h,e[q+5]=k,q+=6;this.addattribute("index",new three.bufferattribute(e,1));this.addattribute("position",new three.bufferattribute(b,3));this.addattribute("normal",new three.bufferattribute(a,3));this.addattribute("uv",new three.bufferattribute(p,2))};three.planebuffergeometry.prototype=object.create(three.buffergeometry.prototype);three.planebuffergeometry.prototype.constructor=three.planebuffergeometry;
three.ringgeometry=function(a,b,c,d,e,f){three.geometry.call(this);this.type="ringgeometry";this.parameters={innerradius:a,outerradius:b,thetasegments:c,phisegments:d,thetastart:e,thetalength:f};a=a||0;b=b||50;e=void 0!==e?e:0;f=void 0!==f?f:2*math.pi;c=void 0!==c?math.max(3,c):8;d=void 0!==d?math.max(1,d):8;var g,h=[],k=a,l=(b-a)/d;for(a=0;a<d+1;a++){for(g=0;g<c+1;g++){var p=new three.vector3,q=e+g/c*f;p.x=k*math.cos(q);p.y=k*math.sin(q);this.vertices.push(p);h.push(new three.vector2((p.x/b+1)/2,
(p.y/b+1)/2))}k+=l}b=new three.vector3(0,0,1);for(a=0;a<d;a++)for(e=a*(c+1),g=0;g<c;g++)f=q=g+e,l=q+c+1,p=q+c+2,this.faces.push(new three.face3(f,l,p,[b.clone(),b.clone(),b.clone()])),this.facevertexuvs[0].push([h[f].clone(),h[l].clone(),h[p].clone()]),f=q,l=q+c+2,p=q+1,this.faces.push(new three.face3(f,l,p,[b.clone(),b.clone(),b.clone()])),this.facevertexuvs[0].push([h[f].clone(),h[l].clone(),h[p].clone()]);this.computefacenormals();this.boundingsphere=new three.sphere(new three.vector3,k)};
three.ringgeometry.prototype=object.create(three.geometry.prototype);three.ringgeometry.prototype.constructor=three.ringgeometry;
three.spheregeometry=function(a,b,c,d,e,f,g){three.geometry.call(this);this.type="spheregeometry";this.parameters={radius:a,widthsegments:b,heightsegments:c,phistart:d,philength:e,thetastart:f,thetalength:g};a=a||50;b=math.max(3,math.floor(b)||8);c=math.max(2,math.floor(c)||6);d=void 0!==d?d:0;e=void 0!==e?e:2*math.pi;f=void 0!==f?f:0;g=void 0!==g?g:math.pi;var h,k,l=[],p=[];for(k=0;k<=c;k++){var q=[],n=[];for(h=0;h<=b;h++){var t=h/b,r=k/c,s=new three.vector3;s.x=-a*math.cos(d+t*e)*math.sin(f+r*g);
s.y=a*math.cos(f+r*g);s.z=a*math.sin(d+t*e)*math.sin(f+r*g);this.vertices.push(s);q.push(this.vertices.length-1);n.push(new three.vector2(t,1-r))}l.push(q);p.push(n)}for(k=0;k<c;k++)for(h=0;h<b;h++){d=l[k][h+1];e=l[k][h];f=l[k+1][h];g=l[k+1][h+1];var q=this.vertices[d].clone().normalize(),n=this.vertices[e].clone().normalize(),t=this.vertices[f].clone().normalize(),r=this.vertices[g].clone().normalize(),s=p[k][h+1].clone(),u=p[k][h].clone(),v=p[k+1][h].clone(),x=p[k+1][h+1].clone();math.abs(this.vertices[d].y)===
a?(s.x=(s.x+u.x)/2,this.faces.push(new three.face3(d,f,g,[q,t,r])),this.facevertexuvs[0].push([s,v,x])):math.abs(this.vertices[f].y)===a?(v.x=(v.x+x.x)/2,this.faces.push(new three.face3(d,e,f,[q,n,t])),this.facevertexuvs[0].push([s,u,v])):(this.faces.push(new three.face3(d,e,g,[q,n,r])),this.facevertexuvs[0].push([s,u,x]),this.faces.push(new three.face3(e,f,g,[n.clone(),t,r.clone()])),this.facevertexuvs[0].push([u.clone(),v,x.clone()]))}this.computefacenormals();this.boundingsphere=new three.sphere(new three.vector3,
a)};three.spheregeometry.prototype=object.create(three.geometry.prototype);three.spheregeometry.prototype.constructor=three.spheregeometry;three.textgeometry=function(a,b){b=b||{};var c=three.fontutils.generateshapes(a,b);b.amount=void 0!==b.height?b.height:50;void 0===b.bevelthickness&&(b.bevelthickness=10);void 0===b.bevelsize&&(b.bevelsize=8);void 0===b.bevelenabled&&(b.bevelenabled=!1);three.extrudegeometry.call(this,c,b);this.type="textgeometry"};three.textgeometry.prototype=object.create(three.extrudegeometry.prototype);
three.textgeometry.prototype.constructor=three.textgeometry;
three.torusgeometry=function(a,b,c,d,e){three.geometry.call(this);this.type="torusgeometry";this.parameters={radius:a,tube:b,radialsegments:c,tubularsegments:d,arc:e};a=a||100;b=b||40;c=c||8;d=d||6;e=e||2*math.pi;for(var f=new three.vector3,g=[],h=[],k=0;k<=c;k++)for(var l=0;l<=d;l++){var p=l/d*e,q=k/c*math.pi*2;f.x=a*math.cos(p);f.y=a*math.sin(p);var n=new three.vector3;n.x=(a+b*math.cos(q))*math.cos(p);n.y=(a+b*math.cos(q))*math.sin(p);n.z=b*math.sin(q);this.vertices.push(n);g.push(new three.vector2(l/
d,k/c));h.push(n.clone().sub(f).normalize())}for(k=1;k<=c;k++)for(l=1;l<=d;l++)a=(d+1)*k+l-1,b=(d+1)*(k-1)+l-1,e=(d+1)*(k-1)+l,f=(d+1)*k+l,p=new three.face3(a,b,f,[h[a].clone(),h[b].clone(),h[f].clone()]),this.faces.push(p),this.facevertexuvs[0].push([g[a].clone(),g[b].clone(),g[f].clone()]),p=new three.face3(b,e,f,[h[b].clone(),h[e].clone(),h[f].clone()]),this.faces.push(p),this.facevertexuvs[0].push([g[b].clone(),g[e].clone(),g[f].clone()]);this.computefacenormals()};
three.torusgeometry.prototype=object.create(three.geometry.prototype);three.torusgeometry.prototype.constructor=three.torusgeometry;
three.torusknotgeometry=function(a,b,c,d,e,f,g){function h(a,b,c,d,e){var f=math.cos(a),g=math.sin(a);a*=b/c;b=math.cos(a);f*=d*(2+b)*.5;g=d*(2+b)*g*.5;d=e*d*math.sin(a)*.5;return new three.vector3(f,g,d)}three.geometry.call(this);this.type="torusknotgeometry";this.parameters={radius:a,tube:b,radialsegments:c,tubularsegments:d,p:e,q:f,heightscale:g};a=a||100;b=b||40;c=c||64;d=d||8;e=e||2;f=f||3;g=g||1;for(var k=array(c),l=new three.vector3,p=new three.vector3,q=new three.vector3,n=0;n<c;++n){k[n]=
array(d);var t=n/c*2*e*math.pi,r=h(t,f,e,a,g),t=h(t+.01,f,e,a,g);l.subvectors(t,r);p.addvectors(t,r);q.crossvectors(l,p);p.crossvectors(q,l);q.normalize();p.normalize();for(t=0;t<d;++t){var s=t/d*2*math.pi,u=-b*math.cos(s),s=b*math.sin(s),v=new three.vector3;v.x=r.x+u*p.x+s*q.x;v.y=r.y+u*p.y+s*q.y;v.z=r.z+u*p.z+s*q.z;k[n][t]=this.vertices.push(v)-1}}for(n=0;n<c;++n)for(t=0;t<d;++t)e=(n+1)%c,f=(t+1)%d,a=k[n][t],b=k[e][t],e=k[e][f],f=k[n][f],g=new three.vector2(n/c,t/d),l=new three.vector2((n+1)/c,
t/d),p=new three.vector2((n+1)/c,(t+1)/d),q=new three.vector2(n/c,(t+1)/d),this.faces.push(new three.face3(a,b,f)),this.facevertexuvs[0].push([g,l,q]),this.faces.push(new three.face3(b,e,f)),this.facevertexuvs[0].push([l.clone(),p,q.clone()]);this.computefacenormals();this.computevertexnormals()};three.torusknotgeometry.prototype=object.create(three.geometry.prototype);three.torusknotgeometry.prototype.constructor=three.torusknotgeometry;
three.tubegeometry=function(a,b,c,d,e,f){three.geometry.call(this);this.type="tubegeometry";this.parameters={path:a,segments:b,radius:c,radialsegments:d,closed:e};b=b||64;c=c||1;d=d||8;e=e||!1;f=f||three.tubegeometry.notaper;var g=[],h,k,l=b+1,p,q,n,t,r,s=new three.vector3,u,v,x;u=new three.tubegeometry.frenetframes(a,b,e);v=u.normals;x=u.binormals;this.tangents=u.tangents;this.normals=v;this.binormals=x;for(u=0;u<l;u++)for(g[u]=[],p=u/(l-1),r=a.getpointat(p),h=v[u],k=x[u],n=c*f(p),p=0;p<d;p++)q=
p/d*2*math.pi,t=-n*math.cos(q),q=n*math.sin(q),s.copy(r),s.x+=t*h.x+q*k.x,s.y+=t*h.y+q*k.y,s.z+=t*h.z+q*k.z,g[u][p]=this.vertices.push(new three.vector3(s.x,s.y,s.z))-1;for(u=0;u<b;u++)for(p=0;p<d;p++)f=e?(u+1)%b:u+1,l=(p+1)%d,a=g[u][p],c=g[f][p],f=g[f][l],l=g[u][l],s=new three.vector2(u/b,p/d),v=new three.vector2((u+1)/b,p/d),x=new three.vector2((u+1)/b,(p+1)/d),h=new three.vector2(u/b,(p+1)/d),this.faces.push(new three.face3(a,c,l)),this.facevertexuvs[0].push([s,v,h]),this.faces.push(new three.face3(c,
f,l)),this.facevertexuvs[0].push([v.clone(),x,h.clone()]);this.computefacenormals();this.computevertexnormals()};three.tubegeometry.prototype=object.create(three.geometry.prototype);three.tubegeometry.prototype.constructor=three.tubegeometry;three.tubegeometry.notaper=function(a){return 1};three.tubegeometry.sinusoidaltaper=function(a){return math.sin(math.pi*a)};
three.tubegeometry.frenetframes=function(a,b,c){var d=new three.vector3,e=[],f=[],g=[],h=new three.vector3,k=new three.matrix4;b+=1;var l,p,q;this.tangents=e;this.normals=f;this.binormals=g;for(l=0;l<b;l++)p=l/(b-1),e[l]=a.gettangentat(p),e[l].normalize();f[0]=new three.vector3;g[0]=new three.vector3;a=number.max_value;l=math.abs(e[0].x);p=math.abs(e[0].y);q=math.abs(e[0].z);l<=a&&(a=l,d.set(1,0,0));p<=a&&(a=p,d.set(0,1,0));q<=a&&d.set(0,0,1);h.crossvectors(e[0],d).normalize();f[0].crossvectors(e[0],
h);g[0].crossvectors(e[0],f[0]);for(l=1;l<b;l++)f[l]=f[l-1].clone(),g[l]=g[l-1].clone(),h.crossvectors(e[l-1],e[l]),1e-4<h.length()&&(h.normalize(),d=math.acos(three.math.clamp(e[l-1].dot(e[l]),-1,1)),f[l].applymatrix4(k.makerotationaxis(h,d))),g[l].crossvectors(e[l],f[l]);if(c)for(d=math.acos(three.math.clamp(f[0].dot(f[b-1]),-1,1)),d/=b-1,0<e[0].dot(h.crossvectors(f[0],f[b-1]))&&(d=-d),l=1;l<b;l++)f[l].applymatrix4(k.makerotationaxis(e[l],d*l)),g[l].crossvectors(e[l],f[l])};
three.polyhedrongeometry=function(a,b,c,d){function e(a){var b=a.normalize().clone();b.index=k.vertices.push(b)-1;var c=math.atan2(a.z,-a.x)/2/math.pi+.5;a=math.atan2(-a.y,math.sqrt(a.x*a.x+a.z*a.z))/math.pi+.5;b.uv=new three.vector2(c,1-a);return b}function f(a,b,c){var d=new three.face3(a.index,b.index,c.index,[a.clone(),b.clone(),c.clone()]);k.faces.push(d);u.copy(a).add(b).add(c).dividescalar(3);d=math.atan2(u.z,-u.x);k.facevertexuvs[0].push([h(a.uv,a,d),h(b.uv,b,d),h(c.uv,c,d)])}function g(a,
b){for(var c=math.pow(2,b),d=e(k.vertices[a.a]),g=e(k.vertices[a.b]),h=e(k.vertices[a.c]),l=[],n=0;n<=c;n++){l[n]=[];for(var p=e(d.clone().lerp(h,n/c)),q=e(g.clone().lerp(h,n/c)),s=c-n,r=0;r<=s;r++)l[n][r]=0==r&&n==c?p:e(p.clone().lerp(q,r/s))}for(n=0;n<c;n++)for(r=0;r<2*(c-n)-1;r++)d=math.floor(r/2),0==r%2?f(l[n][d+1],l[n+1][d],l[n][d]):f(l[n][d+1],l[n+1][d+1],l[n+1][d])}function h(a,b,c){0>c&&1===a.x&&(a=new three.vector2(a.x-1,a.y));0===b.x&&0===b.z&&(a=new three.vector2(c/2/math.pi+.5,a.y));return a.clone()}
three.geometry.call(this);this.type="polyhedrongeometry";this.parameters={vertices:a,indices:b,radius:c,detail:d};c=c||1;d=d||0;for(var k=this,l=0,p=a.length;l<p;l+=3)e(new three.vector3(a[l],a[l+1],a[l+2]));a=this.vertices;for(var q=[],n=l=0,p=b.length;l<p;l+=3,n++){var t=a[b[l]],r=a[b[l+1]],s=a[b[l+2]];q[n]=new three.face3(t.index,r.index,s.index,[t.clone(),r.clone(),s.clone()])}for(var u=new three.vector3,l=0,p=q.length;l<p;l++)g(q[l],d);l=0;for(p=this.facevertexuvs[0].length;l<p;l++)b=this.facevertexuvs[0][l],
d=b[0].x,a=b[1].x,q=b[2].x,n=math.max(d,math.max(a,q)),t=math.min(d,math.min(a,q)),.9<n&&.1>t&&(.2>d&&(b[0].x+=1),.2>a&&(b[1].x+=1),.2>q&&(b[2].x+=1));l=0;for(p=this.vertices.length;l<p;l++)this.vertices[l].multiplyscalar(c);this.mergevertices();this.computefacenormals();this.boundingsphere=new three.sphere(new three.vector3,c)};three.polyhedrongeometry.prototype=object.create(three.geometry.prototype);three.polyhedrongeometry.prototype.constructor=three.polyhedrongeometry;
three.dodecahedrongeometry=function(a,b){this.parameters={radius:a,detail:b};var c=(1+math.sqrt(5))/2,d=1/c;three.polyhedrongeometry.call(this,[-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-d,-c,0,-d,c,0,d,-c,0,d,c,-d,-c,0,-d,c,0,d,-c,0,d,c,0,-c,0,-d,c,0,-d,-c,0,d,c,0,d],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,
11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],a,b)};three.dodecahedrongeometry.prototype=object.create(three.geometry.prototype);three.dodecahedrongeometry.prototype.constructor=three.dodecahedrongeometry;
three.icosahedrongeometry=function(a,b){var c=(1+math.sqrt(5))/2;three.polyhedrongeometry.call(this,[-1,c,0,1,c,0,-1,-c,0,1,-c,0,0,-1,c,0,1,c,0,-1,-c,0,1,-c,c,0,-1,c,0,1,-c,0,-1,-c,0,1],[0,11,5,0,5,1,0,1,7,0,7,10,0,10,11,1,5,9,5,11,4,11,10,2,10,7,6,7,1,8,3,9,4,3,4,2,3,2,6,3,6,8,3,8,9,4,9,5,2,4,11,6,2,10,8,6,7,9,8,1],a,b);this.type="icosahedrongeometry";this.parameters={radius:a,detail:b}};three.icosahedrongeometry.prototype=object.create(three.geometry.prototype);
three.icosahedrongeometry.prototype.constructor=three.icosahedrongeometry;three.octahedrongeometry=function(a,b){this.parameters={radius:a,detail:b};three.polyhedrongeometry.call(this,[1,0,0,-1,0,0,0,1,0,0,-1,0,0,0,1,0,0,-1],[0,2,4,0,4,3,0,3,5,0,5,2,1,2,5,1,5,3,1,3,4,1,4,2],a,b);this.type="octahedrongeometry";this.parameters={radius:a,detail:b}};three.octahedrongeometry.prototype=object.create(three.geometry.prototype);three.octahedrongeometry.prototype.constructor=three.octahedrongeometry;
three.tetrahedrongeometry=function(a,b){three.polyhedrongeometry.call(this,[1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],a,b);this.type="tetrahedrongeometry";this.parameters={radius:a,detail:b}};three.tetrahedrongeometry.prototype=object.create(three.geometry.prototype);three.tetrahedrongeometry.prototype.constructor=three.tetrahedrongeometry;
three.parametricgeometry=function(a,b,c){three.geometry.call(this);this.type="parametricgeometry";this.parameters={func:a,slices:b,stacks:c};var d=this.vertices,e=this.faces,f=this.facevertexuvs[0],g,h,k,l,p=b+1;for(g=0;g<=c;g++)for(l=g/c,h=0;h<=b;h++)k=h/b,k=a(k,l),d.push(k);var q,n,t,r;for(g=0;g<c;g++)for(h=0;h<b;h++)a=g*p+h,d=g*p+h+1,l=(g+1)*p+h+1,k=(g+1)*p+h,q=new three.vector2(h/b,g/c),n=new three.vector2((h+1)/b,g/c),t=new three.vector2((h+1)/b,(g+1)/c),r=new three.vector2(h/b,(g+1)/c),e.push(new three.face3(a,
d,k)),f.push([q,n,r]),e.push(new three.face3(d,l,k)),f.push([n.clone(),t,r.clone()]);this.computefacenormals();this.computevertexnormals()};three.parametricgeometry.prototype=object.create(three.geometry.prototype);three.parametricgeometry.prototype.constructor=three.parametricgeometry;
three.axishelper=function(a){a=a||1;var b=new float32array([0,0,0,a,0,0,0,0,0,0,a,0,0,0,0,0,0,a]),c=new float32array([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1]);a=new three.buffergeometry;a.addattribute("position",new three.bufferattribute(b,3));a.addattribute("color",new three.bufferattribute(c,3));b=new three.linebasicmaterial({vertexcolors:three.vertexcolors});three.line.call(this,a,b,three.linepieces)};three.axishelper.prototype=object.create(three.line.prototype);
three.axishelper.prototype.constructor=three.axishelper;
three.arrowhelper=function(){var a=new three.geometry;a.vertices.push(new three.vector3(0,0,0),new three.vector3(0,1,0));var b=new three.cylindergeometry(0,.5,1,5,1);b.applymatrix((new three.matrix4).maketranslation(0,-.5,0));return function(c,d,e,f,g,h){three.object3d.call(this);void 0===f&&(f=16776960);void 0===e&&(e=1);void 0===g&&(g=.2*e);void 0===h&&(h=.2*g);this.position.copy(d);this.line=new three.line(a,new three.linebasicmaterial({color:f}));this.line.matrixautoupdate=!1;this.add(this.line);
this.cone=new three.mesh(b,new three.meshbasicmaterial({color:f}));this.cone.matrixautoupdate=!1;this.add(this.cone);this.setdirection(c);this.setlength(e,g,h)}}();three.arrowhelper.prototype=object.create(three.object3d.prototype);three.arrowhelper.prototype.constructor=three.arrowhelper;
three.arrowhelper.prototype.setdirection=function(){var a=new three.vector3,b;return function(c){.99999<c.y?this.quaternion.set(0,0,0,1):-.99999>c.y?this.quaternion.set(1,0,0,0):(a.set(c.z,0,-c.x).normalize(),b=math.acos(c.y),this.quaternion.setfromaxisangle(a,b))}}();three.arrowhelper.prototype.setlength=function(a,b,c){void 0===b&&(b=.2*a);void 0===c&&(c=.2*b);this.line.scale.set(1,a-b,1);this.line.updatematrix();this.cone.scale.set(c,b,c);this.cone.position.y=a;this.cone.updatematrix()};
three.arrowhelper.prototype.setcolor=function(a){this.line.material.color.set(a);this.cone.material.color.set(a)};three.boxhelper=function(a){var b=new three.buffergeometry;b.addattribute("position",new three.bufferattribute(new float32array(72),3));three.line.call(this,b,new three.linebasicmaterial({color:16776960}),three.linepieces);void 0!==a&&this.update(a)};three.boxhelper.prototype=object.create(three.line.prototype);three.boxhelper.prototype.constructor=three.boxhelper;
three.boxhelper.prototype.update=function(a){var b=a.geometry;null===b.boundingbox&&b.computeboundingbox();var c=b.boundingbox.min,b=b.boundingbox.max,d=this.geometry.attributes.position.array;d[0]=b.x;d[1]=b.y;d[2]=b.z;d[3]=c.x;d[4]=b.y;d[5]=b.z;d[6]=c.x;d[7]=b.y;d[8]=b.z;d[9]=c.x;d[10]=c.y;d[11]=b.z;d[12]=c.x;d[13]=c.y;d[14]=b.z;d[15]=b.x;d[16]=c.y;d[17]=b.z;d[18]=b.x;d[19]=c.y;d[20]=b.z;d[21]=b.x;d[22]=b.y;d[23]=b.z;d[24]=b.x;d[25]=b.y;d[26]=c.z;d[27]=c.x;d[28]=b.y;d[29]=c.z;d[30]=c.x;d[31]=b.y;
d[32]=c.z;d[33]=c.x;d[34]=c.y;d[35]=c.z;d[36]=c.x;d[37]=c.y;d[38]=c.z;d[39]=b.x;d[40]=c.y;d[41]=c.z;d[42]=b.x;d[43]=c.y;d[44]=c.z;d[45]=b.x;d[46]=b.y;d[47]=c.z;d[48]=b.x;d[49]=b.y;d[50]=b.z;d[51]=b.x;d[52]=b.y;d[53]=c.z;d[54]=c.x;d[55]=b.y;d[56]=b.z;d[57]=c.x;d[58]=b.y;d[59]=c.z;d[60]=c.x;d[61]=c.y;d[62]=b.z;d[63]=c.x;d[64]=c.y;d[65]=c.z;d[66]=b.x;d[67]=c.y;d[68]=b.z;d[69]=b.x;d[70]=c.y;d[71]=c.z;this.geometry.attributes.position.needsupdate=!0;this.geometry.computeboundingsphere();this.matrix=a.matrixworld;
this.matrixautoupdate=!1};three.boundingboxhelper=function(a,b){var c=void 0!==b?b:8947848;this.object=a;this.box=new three.box3;three.mesh.call(this,new three.boxgeometry(1,1,1),new three.meshbasicmaterial({color:c,wireframe:!0}))};three.boundingboxhelper.prototype=object.create(three.mesh.prototype);three.boundingboxhelper.prototype.constructor=three.boundingboxhelper;three.boundingboxhelper.prototype.update=function(){this.box.setfromobject(this.object);this.box.size(this.scale);this.box.center(this.position)};
three.camerahelper=function(a){function b(a,b,d){c(a,d);c(b,d)}function c(a,b){d.vertices.push(new three.vector3);d.colors.push(new three.color(b));void 0===f[a]&&(f[a]=[]);f[a].push(d.vertices.length-1)}var d=new three.geometry,e=new three.linebasicmaterial({color:16777215,vertexcolors:three.facecolors}),f={};b("n1","n2",16755200);b("n2","n4",16755200);b("n4","n3",16755200);b("n3","n1",16755200);b("f1","f2",16755200);b("f2","f4",16755200);b("f4","f3",16755200);b("f3","f1",16755200);b("n1","f1",16755200);
b("n2","f2",16755200);b("n3","f3",16755200);b("n4","f4",16755200);b("p","n1",16711680);b("p","n2",16711680);b("p","n3",16711680);b("p","n4",16711680);b("u1","u2",43775);b("u2","u3",43775);b("u3","u1",43775);b("c","t",16777215);b("p","c",3355443);b("cn1","cn2",3355443);b("cn3","cn4",3355443);b("cf1","cf2",3355443);b("cf3","cf4",3355443);three.line.call(this,d,e,three.linepieces);this.camera=a;this.matrix=a.matrixworld;this.matrixautoupdate=!1;this.pointmap=f;this.update()};
three.camerahelper.prototype=object.create(three.line.prototype);three.camerahelper.prototype.constructor=three.camerahelper;
three.camerahelper.prototype.update=function(){var a,b,c=new three.vector3,d=new three.camera,e=function(e,g,h,k){c.set(g,h,k).unproject(d);e=b[e];if(void 0!==e)for(g=0,h=e.length;g<h;g++)a.vertices[e[g]].copy(c)};return function(){a=this.geometry;b=this.pointmap;d.projectionmatrix.copy(this.camera.projectionmatrix);e("c",0,0,-1);e("t",0,0,1);e("n1",-1,-1,-1);e("n2",1,-1,-1);e("n3",-1,1,-1);e("n4",1,1,-1);e("f1",-1,-1,1);e("f2",1,-1,1);e("f3",-1,1,1);e("f4",1,1,1);e("u1",.7,1.1,-1);e("u2",-.7,1.1,
-1);e("u3",0,2,-1);e("cf1",-1,0,1);e("cf2",1,0,1);e("cf3",0,-1,1);e("cf4",0,1,1);e("cn1",-1,0,-1);e("cn2",1,0,-1);e("cn3",0,-1,-1);e("cn4",0,1,-1);a.verticesneedupdate=!0}}();
three.directionallighthelper=function(a,b){three.object3d.call(this);this.light=a;this.light.updatematrixworld();this.matrix=a.matrixworld;this.matrixautoupdate=!1;b=b||1;var c=new three.geometry;c.vertices.push(new three.vector3(-b,b,0),new three.vector3(b,b,0),new three.vector3(b,-b,0),new three.vector3(-b,-b,0),new three.vector3(-b,b,0));var d=new three.linebasicmaterial({fog:!1});d.color.copy(this.light.color).multiplyscalar(this.light.intensity);this.lightplane=new three.line(c,d);this.add(this.lightplane);
c=new three.geometry;c.vertices.push(new three.vector3,new three.vector3);d=new three.linebasicmaterial({fog:!1});d.color.copy(this.light.color).multiplyscalar(this.light.intensity);this.targetline=new three.line(c,d);this.add(this.targetline);this.update()};three.directionallighthelper.prototype=object.create(three.object3d.prototype);three.directionallighthelper.prototype.constructor=three.directionallighthelper;
three.directionallighthelper.prototype.dispose=function(){this.lightplane.geometry.dispose();this.lightplane.material.dispose();this.targetline.geometry.dispose();this.targetline.material.dispose()};
three.directionallighthelper.prototype.update=function(){var a=new three.vector3,b=new three.vector3,c=new three.vector3;return function(){a.setfrommatrixposition(this.light.matrixworld);b.setfrommatrixposition(this.light.target.matrixworld);c.subvectors(b,a);this.lightplane.lookat(c);this.lightplane.material.color.copy(this.light.color).multiplyscalar(this.light.intensity);this.targetline.geometry.vertices[1].copy(c);this.targetline.geometry.verticesneedupdate=!0;this.targetline.material.color.copy(this.lightplane.material.color)}}();
three.edgeshelper=function(a,b,c){b=void 0!==b?b:16777215;c=math.cos(three.math.degtorad(void 0!==c?c:1));var d=[0,0],e={},f=function(a,b){return a-b},g=["a","b","c"],h=new three.buffergeometry,k;a.geometry instanceof three.buffergeometry?(k=new three.geometry,k.frombuffergeometry(a.geometry)):k=a.geometry.clone();k.mergevertices();k.computefacenormals();var l=k.vertices;k=k.faces;for(var p=0,q=0,n=k.length;q<n;q++)for(var t=k[q],r=0;3>r;r++){d[0]=t[g[r]];d[1]=t[g[(r+1)%3]];d.sort(f);var s=d.tostring();
void 0===e[s]?(e[s]={vert1:d[0],vert2:d[1],face1:q,face2:void 0},p++):e[s].face2=q}d=new float32array(6*p);f=0;for(s in e)if(g=e[s],void 0===g.face2||k[g.face1].normal.dot(k[g.face2].normal)<=c)p=l[g.vert1],d[f++]=p.x,d[f++]=p.y,d[f++]=p.z,p=l[g.vert2],d[f++]=p.x,d[f++]=p.y,d[f++]=p.z;h.addattribute("position",new three.bufferattribute(d,3));three.line.call(this,h,new three.linebasicmaterial({color:b}),three.linepieces);this.matrix=a.matrixworld;this.matrixautoupdate=!1};
three.edgeshelper.prototype=object.create(three.line.prototype);three.edgeshelper.prototype.constructor=three.edgeshelper;
three.facenormalshelper=function(a,b,c,d){this.object=a;this.size=void 0!==b?b:1;a=void 0!==c?c:16776960;d=void 0!==d?d:1;b=new three.geometry;c=0;for(var e=this.object.geometry.faces.length;c<e;c++)b.vertices.push(new three.vector3,new three.vector3);three.line.call(this,b,new three.linebasicmaterial({color:a,linewidth:d}),three.linepieces);this.matrixautoupdate=!1;this.normalmatrix=new three.matrix3;this.update()};three.facenormalshelper.prototype=object.create(three.line.prototype);
three.facenormalshelper.prototype.constructor=three.facenormalshelper;
three.facenormalshelper.prototype.update=function(){var a=this.geometry.vertices,b=this.object,c=b.geometry.vertices,d=b.geometry.faces,e=b.matrixworld;b.updatematrixworld(!0);this.normalmatrix.getnormalmatrix(e);for(var f=b=0,g=d.length;b<g;b++,f+=2){var h=d[b];a[f].copy(c[h.a]).add(c[h.b]).add(c[h.c]).dividescalar(3).applymatrix4(e);a[f+1].copy(h.normal).applymatrix3(this.normalmatrix).normalize().multiplyscalar(this.size).add(a[f])}this.geometry.verticesneedupdate=!0;return this};
three.gridhelper=function(a,b){var c=new three.geometry,d=new three.linebasicmaterial({vertexcolors:three.vertexcolors});this.color1=new three.color(4473924);this.color2=new three.color(8947848);for(var e=-a;e<=a;e+=b){c.vertices.push(new three.vector3(-a,0,e),new three.vector3(a,0,e),new three.vector3(e,0,-a),new three.vector3(e,0,a));var f=0===e?this.color1:this.color2;c.colors.push(f,f,f,f)}three.line.call(this,c,d,three.linepieces)};three.gridhelper.prototype=object.create(three.line.prototype);
three.gridhelper.prototype.constructor=three.gridhelper;three.gridhelper.prototype.setcolors=function(a,b){this.color1.set(a);this.color2.set(b);this.geometry.colorsneedupdate=!0};
three.hemispherelighthelper=function(a,b){three.object3d.call(this);this.light=a;this.light.updatematrixworld();this.matrix=a.matrixworld;this.matrixautoupdate=!1;this.colors=[new three.color,new three.color];var c=new three.spheregeometry(b,4,2);c.applymatrix((new three.matrix4).makerotationx(-math.pi/2));for(var d=0;8>d;d++)c.faces[d].color=this.colors[4>d?0:1];d=new three.meshbasicmaterial({vertexcolors:three.facecolors,wireframe:!0});this.lightsphere=new three.mesh(c,d);this.add(this.lightsphere);
this.update()};three.hemispherelighthelper.prototype=object.create(three.object3d.prototype);three.hemispherelighthelper.prototype.constructor=three.hemispherelighthelper;three.hemispherelighthelper.prototype.dispose=function(){this.lightsphere.geometry.dispose();this.lightsphere.material.dispose()};
three.hemispherelighthelper.prototype.update=function(){var a=new three.vector3;return function(){this.colors[0].copy(this.light.color).multiplyscalar(this.light.intensity);this.colors[1].copy(this.light.groundcolor).multiplyscalar(this.light.intensity);this.lightsphere.lookat(a.setfrommatrixposition(this.light.matrixworld).negate());this.lightsphere.geometry.colorsneedupdate=!0}}();
three.pointlighthelper=function(a,b){this.light=a;this.light.updatematrixworld();var c=new three.spheregeometry(b,4,2),d=new three.meshbasicmaterial({wireframe:!0,fog:!1});d.color.copy(this.light.color).multiplyscalar(this.light.intensity);three.mesh.call(this,c,d);this.matrix=this.light.matrixworld;this.matrixautoupdate=!1};three.pointlighthelper.prototype=object.create(three.mesh.prototype);three.pointlighthelper.prototype.constructor=three.pointlighthelper;
three.pointlighthelper.prototype.dispose=function(){this.geometry.dispose();this.material.dispose()};three.pointlighthelper.prototype.update=function(){this.material.color.copy(this.light.color).multiplyscalar(this.light.intensity)};
three.skeletonhelper=function(a){this.bones=this.getbonelist(a);for(var b=new three.geometry,c=0;c<this.bones.length;c++)this.bones[c].parent instanceof three.bone&&(b.vertices.push(new three.vector3),b.vertices.push(new three.vector3),b.colors.push(new three.color(0,0,1)),b.colors.push(new three.color(0,1,0)));c=new three.linebasicmaterial({vertexcolors:three.vertexcolors,depthtest:!1,depthwrite:!1,transparent:!0});three.line.call(this,b,c,three.linepieces);this.root=a;this.matrix=a.matrixworld;
this.matrixautoupdate=!1;this.update()};three.skeletonhelper.prototype=object.create(three.line.prototype);three.skeletonhelper.prototype.constructor=three.skeletonhelper;three.skeletonhelper.prototype.getbonelist=function(a){var b=[];a instanceof three.bone&&b.push(a);for(var c=0;c<a.children.length;c++)b.push.apply(b,this.getbonelist(a.children[c]));return b};
three.skeletonhelper.prototype.update=function(){for(var a=this.geometry,b=(new three.matrix4).getinverse(this.root.matrixworld),c=new three.matrix4,d=0,e=0;e<this.bones.length;e++){var f=this.bones[e];f.parent instanceof three.bone&&(c.multiplymatrices(b,f.matrixworld),a.vertices[d].setfrommatrixposition(c),c.multiplymatrices(b,f.parent.matrixworld),a.vertices[d+1].setfrommatrixposition(c),d+=2)}a.verticesneedupdate=!0;a.computeboundingsphere()};
three.spotlighthelper=function(a){three.object3d.call(this);this.light=a;this.light.updatematrixworld();this.matrix=a.matrixworld;this.matrixautoupdate=!1;a=new three.cylindergeometry(0,1,1,8,1,!0);a.applymatrix((new three.matrix4).maketranslation(0,-.5,0));a.applymatrix((new three.matrix4).makerotationx(-math.pi/2));var b=new three.meshbasicmaterial({wireframe:!0,fog:!1});this.cone=new three.mesh(a,b);this.add(this.cone);this.update()};three.spotlighthelper.prototype=object.create(three.object3d.prototype);
three.spotlighthelper.prototype.constructor=three.spotlighthelper;three.spotlighthelper.prototype.dispose=function(){this.cone.geometry.dispose();this.cone.material.dispose()};
three.spotlighthelper.prototype.update=function(){var a=new three.vector3,b=new three.vector3;return function(){var c=this.light.distance?this.light.distance:1e4,d=c*math.tan(this.light.angle);this.cone.scale.set(d,d,c);a.setfrommatrixposition(this.light.matrixworld);b.setfrommatrixposition(this.light.target.matrixworld);this.cone.lookat(b.sub(a));this.cone.material.color.copy(this.light.color).multiplyscalar(this.light.intensity)}}();
three.vertexnormalshelper=function(a,b,c,d){this.object=a;this.size=void 0!==b?b:1;b=void 0!==c?c:16711680;d=void 0!==d?d:1;c=new three.geometry;a=a.geometry.faces;for(var e=0,f=a.length;e<f;e++)for(var g=0,h=a[e].vertexnormals.length;g<h;g++)c.vertices.push(new three.vector3,new three.vector3);three.line.call(this,c,new three.linebasicmaterial({color:b,linewidth:d}),three.linepieces);this.matrixautoupdate=!1;this.normalmatrix=new three.matrix3;this.update()};three.vertexnormalshelper.prototype=object.create(three.line.prototype);
three.vertexnormalshelper.prototype.constructor=three.vertexnormalshelper;
three.vertexnormalshelper.prototype.update=function(a){var b=new three.vector3;return function(a){a=["a","b","c","d"];this.object.updatematrixworld(!0);this.normalmatrix.getnormalmatrix(this.object.matrixworld);for(var d=this.geometry.vertices,e=this.object.geometry.vertices,f=this.object.geometry.faces,g=this.object.matrixworld,h=0,k=0,l=f.length;k<l;k++)for(var p=f[k],q=0,n=p.vertexnormals.length;q<n;q++){var t=p.vertexnormals[q];d[h].copy(e[p[a[q]]]).applymatrix4(g);b.copy(t).applymatrix3(this.normalmatrix).normalize().multiplyscalar(this.size);
b.add(d[h]);h+=1;d[h].copy(b);h+=1}this.geometry.verticesneedupdate=!0;return this}}();
three.vertextangentshelper=function(a,b,c,d){this.object=a;this.size=void 0!==b?b:1;b=void 0!==c?c:255;d=void 0!==d?d:1;c=new three.geometry;a=a.geometry.faces;for(var e=0,f=a.length;e<f;e++)for(var g=0,h=a[e].vertextangents.length;g<h;g++)c.vertices.push(new three.vector3),c.vertices.push(new three.vector3);three.line.call(this,c,new three.linebasicmaterial({color:b,linewidth:d}),three.linepieces);this.matrixautoupdate=!1;this.update()};three.vertextangentshelper.prototype=object.create(three.line.prototype);
three.vertextangentshelper.prototype.constructor=three.vertextangentshelper;
three.vertextangentshelper.prototype.update=function(a){var b=new three.vector3;return function(a){a=["a","b","c","d"];this.object.updatematrixworld(!0);for(var d=this.geometry.vertices,e=this.object.geometry.vertices,f=this.object.geometry.faces,g=this.object.matrixworld,h=0,k=0,l=f.length;k<l;k++)for(var p=f[k],q=0,n=p.vertextangents.length;q<n;q++){var t=p.vertextangents[q];d[h].copy(e[p[a[q]]]).applymatrix4(g);b.copy(t).transformdirection(g).multiplyscalar(this.size);b.add(d[h]);h+=1;d[h].copy(b);
h+=1}this.geometry.verticesneedupdate=!0;return this}}();
three.wireframehelper=function(a,b){var c=void 0!==b?b:16777215,d=[0,0],e={},f=function(a,b){return a-b},g=["a","b","c"],h=new three.buffergeometry;if(a.geometry instanceof three.geometry){for(var k=a.geometry.vertices,l=a.geometry.faces,p=0,q=new uint32array(6*l.length),n=0,t=l.length;n<t;n++)for(var r=l[n],s=0;3>s;s++){d[0]=r[g[s]];d[1]=r[g[(s+1)%3]];d.sort(f);var u=d.tostring();void 0===e[u]&&(q[2*p]=d[0],q[2*p+1]=d[1],e[u]=!0,p++)}d=new float32array(6*p);n=0;for(t=p;n<t;n++)for(s=0;2>s;s++)p=
k[q[2*n+s]],g=6*n+3*s,d[g+0]=p.x,d[g+1]=p.y,d[g+2]=p.z;h.addattribute("position",new three.bufferattribute(d,3))}else if(a.geometry instanceof three.buffergeometry){if(void 0!==a.geometry.attributes.index){k=a.geometry.attributes.position.array;t=a.geometry.attributes.index.array;l=a.geometry.drawcalls;p=0;0===l.length&&(l=[{count:t.length,index:0,start:0}]);for(var q=new uint32array(2*t.length),r=0,v=l.length;r<v;++r)for(var s=l[r].start,u=l[r].count,g=l[r].index,n=s,x=s+u;n<x;n+=3)for(s=0;3>s;s++)d[0]=
g+t[n+s],d[1]=g+t[n+(s+1)%3],d.sort(f),u=d.tostring(),void 0===e[u]&&(q[2*p]=d[0],q[2*p+1]=d[1],e[u]=!0,p++);d=new float32array(6*p);n=0;for(t=p;n<t;n++)for(s=0;2>s;s++)g=6*n+3*s,p=3*q[2*n+s],d[g+0]=k[p],d[g+1]=k[p+1],d[g+2]=k[p+2]}else for(k=a.geometry.attributes.position.array,p=k.length/3,q=p/3,d=new float32array(6*p),n=0,t=q;n<t;n++)for(s=0;3>s;s++)g=18*n+6*s,q=9*n+3*s,d[g+0]=k[q],d[g+1]=k[q+1],d[g+2]=k[q+2],p=9*n+(s+1)%3*3,d[g+3]=k[p],d[g+4]=k[p+1],d[g+5]=k[p+2];h.addattribute("position",new three.bufferattribute(d,
3))}three.line.call(this,h,new three.linebasicmaterial({color:c}),three.linepieces);this.matrix=a.matrixworld;this.matrixautoupdate=!1};three.wireframehelper.prototype=object.create(three.line.prototype);three.wireframehelper.prototype.constructor=three.wireframehelper;three.immediaterenderobject=function(){three.object3d.call(this);this.render=function(a){}};three.immediaterenderobject.prototype=object.create(three.object3d.prototype);three.immediaterenderobject.prototype.constructor=three.immediaterenderobject;
three.morphblendmesh=function(a,b){three.mesh.call(this,a,b);this.animationsmap={};this.animationslist=[];var c=this.geometry.morphtargets.length;this.createanimation("__default",0,c-1,c/1);this.setanimationweight("__default",1)};three.morphblendmesh.prototype=object.create(three.mesh.prototype);three.morphblendmesh.prototype.constructor=three.morphblendmesh;
three.morphblendmesh.prototype.createanimation=function(a,b,c,d){b={startframe:b,endframe:c,length:c-b+1,fps:d,duration:(c-b)/d,lastframe:0,currentframe:0,active:!1,time:0,direction:1,weight:1,directionbackwards:!1,mirroredloop:!1};this.animationsmap[a]=b;this.animationslist.push(b)};
three.morphblendmesh.prototype.autocreateanimations=function(a){for(var b=/([a-z]+)_?(\d+)/,c,d={},e=this.geometry,f=0,g=e.morphtargets.length;f<g;f++){var h=e.morphtargets[f].name.match(b);if(h&&1<h.length){var k=h[1];d[k]||(d[k]={start:infinity,end:-infinity});h=d[k];f<h.start&&(h.start=f);f>h.end&&(h.end=f);c||(c=k)}}for(k in d)h=d[k],this.createanimation(k,h.start,h.end,a);this.firstanimation=c};
three.morphblendmesh.prototype.setanimationdirectionforward=function(a){if(a=this.animationsmap[a])a.direction=1,a.directionbackwards=!1};three.morphblendmesh.prototype.setanimationdirectionbackward=function(a){if(a=this.animationsmap[a])a.direction=-1,a.directionbackwards=!0};three.morphblendmesh.prototype.setanimationfps=function(a,b){var c=this.animationsmap[a];c&&(c.fps=b,c.duration=(c.end-c.start)/c.fps)};
three.morphblendmesh.prototype.setanimationduration=function(a,b){var c=this.animationsmap[a];c&&(c.duration=b,c.fps=(c.end-c.start)/c.duration)};three.morphblendmesh.prototype.setanimationweight=function(a,b){var c=this.animationsmap[a];c&&(c.weight=b)};three.morphblendmesh.prototype.setanimationtime=function(a,b){var c=this.animationsmap[a];c&&(c.time=b)};three.morphblendmesh.prototype.getanimationtime=function(a){var b=0;if(a=this.animationsmap[a])b=a.time;return b};
three.morphblendmesh.prototype.getanimationduration=function(a){var b=-1;if(a=this.animationsmap[a])b=a.duration;return b};three.morphblendmesh.prototype.playanimation=function(a){var b=this.animationsmap[a];b?(b.time=0,b.active=!0):three.warn("three.morphblendmesh: animation["+a+"] undefined in .playanimation()")};three.morphblendmesh.prototype.stopanimation=function(a){if(a=this.animationsmap[a])a.active=!1};
three.morphblendmesh.prototype.update=function(a){for(var b=0,c=this.animationslist.length;b<c;b++){var d=this.animationslist[b];if(d.active){var e=d.duration/d.length;d.time+=d.direction*a;if(d.mirroredloop){if(d.time>d.duration||0>d.time)d.direction*=-1,d.time>d.duration&&(d.time=d.duration,d.directionbackwards=!0),0>d.time&&(d.time=0,d.directionbackwards=!1)}else d.time%=d.duration,0>d.time&&(d.time+=d.duration);var f=d.startframe+three.math.clamp(math.floor(d.time/e),0,d.length-1),g=d.weight;
f!==d.currentframe&&(this.morphtargetinfluences[d.lastframe]=0,this.morphtargetinfluences[d.currentframe]=1*g,this.morphtargetinfluences[f]=0,d.lastframe=d.currentframe,d.currentframe=f);e=d.time%e/e;d.directionbackwards&&(e=1-e);this.morphtargetinfluences[d.currentframe]=e*g;this.morphtargetinfluences[d.lastframe]=(1-e)*g}}};