cannon/libs/Three.js

A lightweight 3D physics engine written in JavaScript.

// threejs.org/license
'use strict';var THREE={REVISION:"68"};"object"===typeof module&&(module.exports=THREE);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.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=function(){};THREE.CubeReflectionMapping=function(){};THREE.CubeRefractionMapping=function(){};THREE.SphericalReflectionMapping=function(){};THREE.SphericalRefractionMapping=function(){};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.UnsignedShort4444Type=1016;THREE.UnsignedShort5551Type=1017;THREE.UnsignedShort565Type=1018;THREE.AlphaFormat=1019;THREE.RGBFormat=1020;THREE.RGBAFormat=1021;THREE.LuminanceFormat=1022;THREE.LuminanceAlphaFormat=1023;
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.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:0.5>c?b:c<2/3?a+6*(b-a)*(2/3-c):a};b=0.5>=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){this.r=a.r*a.r;this.g=a.g*a.g;this.b=a.b*a.b;return this},copyLinearToGamma:function(a){this.r=Math.sqrt(a.r);this.g=Math.sqrt(a.g);this.b=Math.sqrt(a.b);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=0.5>=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(){return[this.r,this.g,this.b]},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=0.5/Math.sqrt(l+1),this._w=0.25/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=0.25*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=
0.25*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=0.25*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?(console.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){console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead.");
return a.applyQuaternion(this)},slerp:function(a,b){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(0.001>Math.abs(k))return this._w=0.5*(f+this._w),this._x=0.5*(c+this._x),this._y=0.5*(d+this._y),this._z=0.5*(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){this._x=a[0];this._y=a[1];this._z=a[2];this._w=a[3];this.onChangeCallback();return this},toArray:function(){return[this._x,this._y,this._z,this._w]},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 console.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},addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this},addScalar:function(a){this.x+=a;this.y+=a;return this},sub:function(a,b){if(void 0!==b)return console.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},
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},equals:function(a){return a.x===this.x&&a.y===this.y},fromArray:function(a){this.x=a[0];this.y=a[1];return this},toArray:function(){return[this.x,this.y]},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 console.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 console.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},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 console.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&&console.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},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},cross:function(a,b){if(void 0!==b)return console.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){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},
setEulerFromQuaternion:function(a,b){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},getPositionFromMatrix:function(a){console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition().");return this.setFromMatrixPosition(a)},getScaleFromMatrix:function(a){console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale().");return this.setFromMatrixScale(a)},getColumnFromMatrix:function(a,
b){console.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){this.x=a[0];this.y=a[1];this.z=a[2];return this},toArray:function(){return[this.x,this.y,this.z]},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 console.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 console.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},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(0.01>Math.abs(d-g)&&0.01>Math.abs(f-c)&&0.01>Math.abs(k-b)){if(0.1>Math.abs(d+g)&&0.1>Math.abs(f+c)&&0.1>Math.abs(k+b)&&0.1>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?0.01>e?(b=0,d=c=0.707106781):(b=Math.sqrt(e),c=d/b,d=f/b):h>l?0.01>h?(b=0.707106781,c=0,d=0.707106781):(c=
Math.sqrt(h),b=d/c,d=k/c):0.01>l?(c=b=0.707106781,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));0.001>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},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z&&a.w===this.w},fromArray:function(a){this.x=a[0];this.y=a[1];this.z=a[2];this.w=a[3];return this},toArray:function(){return[this.x,this.y,this.z,this.w]},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){var c=THREE.Math.clamp,d=a.elements,e=d[0],f=d[4],g=d[8],h=d[1],k=d[5],l=d[9],n=d[2],q=d[6],d=d[10];b=b||this._order;"XYZ"===b?(this._y=Math.asin(c(g,-1,1)),0.99999>Math.abs(g)?(this._x=Math.atan2(-l,d),this._z=Math.atan2(-f,e)):(this._x=Math.atan2(q,k),this._z=0)):"YXZ"===b?(this._x=Math.asin(-c(l,-1,1)),0.99999>Math.abs(l)?(this._y=Math.atan2(g,d),this._z=Math.atan2(h,k)):
(this._y=Math.atan2(-n,e),this._z=0)):"ZXY"===b?(this._x=Math.asin(c(q,-1,1)),0.99999>Math.abs(q)?(this._y=Math.atan2(-n,d),this._z=Math.atan2(-f,k)):(this._y=0,this._z=Math.atan2(h,e))):"ZYX"===b?(this._y=Math.asin(-c(n,-1,1)),0.99999>Math.abs(n)?(this._x=Math.atan2(q,d),this._z=Math.atan2(h,e)):(this._x=0,this._z=Math.atan2(-f,k))):"YZX"===b?(this._z=Math.asin(c(h,-1,1)),0.99999>Math.abs(h)?(this._x=Math.atan2(-l,k),this._y=Math.atan2(-n,e)):(this._x=0,this._y=Math.atan2(g,d))):"XZY"===b?(this._z=
Math.asin(-c(f,-1,1)),0.99999>Math.abs(f)?(this._x=Math.atan2(q,k),this._y=Math.atan2(g,e)):(this._x=Math.atan2(-l,d),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+b);this._order=b;this.onChangeCallback();return this},setFromQuaternion:function(a,b,c){var d=THREE.Math.clamp,e=a.x*a.x,f=a.y*a.y,g=a.z*a.z,h=a.w*a.w;b=b||this._order;"XYZ"===b?(this._x=Math.atan2(2*(a.x*a.w-a.y*a.z),h-e-f+g),this._y=Math.asin(d(2*(a.x*a.z+a.y*a.w),-1,1)),this._z=Math.atan2(2*
(a.z*a.w-a.x*a.y),h+e-f-g)):"YXZ"===b?(this._x=Math.asin(d(2*(a.x*a.w-a.y*a.z),-1,1)),this._y=Math.atan2(2*(a.x*a.z+a.y*a.w),h-e-f+g),this._z=Math.atan2(2*(a.x*a.y+a.z*a.w),h-e+f-g)):"ZXY"===b?(this._x=Math.asin(d(2*(a.x*a.w+a.y*a.z),-1,1)),this._y=Math.atan2(2*(a.y*a.w-a.z*a.x),h-e-f+g),this._z=Math.atan2(2*(a.z*a.w-a.x*a.y),h-e+f-g)):"ZYX"===b?(this._x=Math.atan2(2*(a.x*a.w+a.z*a.y),h-e-f+g),this._y=Math.asin(d(2*(a.y*a.w-a.x*a.z),-1,1)),this._z=Math.atan2(2*(a.x*a.y+a.z*a.w),h+e-f-g)):"YZX"===
b?(this._x=Math.atan2(2*(a.x*a.w-a.z*a.y),h-e+f-g),this._y=Math.atan2(2*(a.y*a.w-a.x*a.z),h+e-f-g),this._z=Math.asin(d(2*(a.x*a.y+a.z*a.w),-1,1))):"XZY"===b?(this._x=Math.atan2(2*(a.x*a.w+a.y*a.z),h-e+f-g),this._y=Math.atan2(2*(a.x*a.z+a.y*a.w),h+e-f-g),this._z=Math.asin(d(2*(a.z*a.w-a.x*a.y),-1,1))):console.warn("THREE.Euler: .setFromQuaternion() given unsupported order: "+b);this._order=b;if(!1!==c)this.onChangeCallback();return this},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(){return[this._x,this._y,this._z,this._order]},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(0.5)},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(0.5);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(0.5)},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(0.5);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){if(void 0!==b.geometry&&void 0!==b.geometry.vertices)for(var e=b.geometry.vertices,f=0,g=e.length;f<g;f++)a.copy(e[f]),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(0.5)},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=0.5*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(a,b,c,d,e,f,g,h,k){var l=this.elements=new Float32Array(9);l[0]=void 0!==a?a:1;l[3]=b||0;l[6]=c||0;l[1]=d||0;l[4]=void 0!==e?e:1;l[7]=f||0;l[2]=g||0;l[5]=h||0;l[8]=void 0!==k?k:1};
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){console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead.");return a.applyMatrix3(this)},
multiplyVector3Array:function(a){console.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");console.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(){var a=this.elements;return new THREE.Matrix3(a[0],a[3],
a[6],a[1],a[4],a[7],a[2],a[5],a[8])}};THREE.Matrix4=function(a,b,c,d,e,f,g,h,k,l,n,q,r,t,s,p){var v=this.elements=new Float32Array(16);v[0]=void 0!==a?a:1;v[4]=b||0;v[8]=c||0;v[12]=d||0;v[1]=e||0;v[5]=void 0!==f?f:1;v[9]=g||0;v[13]=h||0;v[2]=k||0;v[6]=l||0;v[10]=void 0!==n?n:1;v[14]=q||0;v[3]=r||0;v[7]=t||0;v[11]=s||0;v[15]=void 0!==p?p:1};
THREE.Matrix4.prototype={constructor:THREE.Matrix4,set:function(a,b,c,d,e,f,g,h,k,l,n,q,r,t,s,p){var v=this.elements;v[0]=a;v[4]=b;v[8]=c;v[12]=d;v[1]=e;v[5]=f;v[9]=g;v[13]=h;v[2]=k;v[6]=l;v[10]=n;v[14]=q;v[3]=r;v[7]=t;v[11]=s;v[15]=p;return this},identity:function(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},copy:function(a){this.elements.set(a.elements);return this},extractPosition:function(a){console.warn("THREEMatrix4: .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},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&&
console.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,n=c*e;b[0]=g*h;b[4]=-g*e;b[8]=d;b[1]=k+l*d;b[5]=a-n*d;b[9]=-c*g;b[2]=n-a*d;b[6]=l+k*d;b[10]=f*g}else"YXZ"===a.order?(a=g*h,k=g*e,l=d*h,n=d*e,b[0]=a+n*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]=n+a*c,
b[10]=f*g):"ZXY"===a.order?(a=g*h,k=g*e,l=d*h,n=d*e,b[0]=a-n*c,b[4]=-f*e,b[8]=l+k*c,b[1]=k+l*c,b[5]=f*h,b[9]=n-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,n=c*e,b[0]=g*h,b[4]=l*d-k,b[8]=a*d+n,b[1]=g*e,b[5]=n*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,n=c*d,b[0]=g*h,b[4]=n-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-n*e):"XZY"===a.order&&(a=f*g,k=f*d,l=c*g,n=c*d,b[0]=g*h,b[4]=-e,b[8]=d*h,b[1]=a*e+n,b[5]=f*h,b[9]=k*
e-l,b[2]=l*e-k,b[6]=c*h,b[10]=n*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){console.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,n=d*h,d=d*k,e=e*k,g=f*g,h=f*h,f=f*k;b[0]=1-(n+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+n);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?(console.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],n=c[5],q=c[9],r=c[13],t=c[2],s=c[6],p=c[10],v=c[14],w=c[3],u=c[7],D=c[11],c=c[15],A=d[0],x=d[4],C=d[8],I=d[12],z=d[1],y=d[5],K=d[9],N=d[13],ba=d[2],P=d[6],O=d[10],J=d[14],E=d[3],
Q=d[7],L=d[11],d=d[15];e[0]=f*A+g*z+h*ba+k*E;e[4]=f*x+g*y+h*P+k*Q;e[8]=f*C+g*K+h*O+k*L;e[12]=f*I+g*N+h*J+k*d;e[1]=l*A+n*z+q*ba+r*E;e[5]=l*x+n*y+q*P+r*Q;e[9]=l*C+n*K+q*O+r*L;e[13]=l*I+n*N+q*J+r*d;e[2]=t*A+s*z+p*ba+v*E;e[6]=t*x+s*y+p*P+v*Q;e[10]=t*C+s*K+p*O+v*L;e[14]=t*I+s*N+p*J+v*d;e[3]=w*A+u*z+D*ba+c*E;e[7]=w*x+u*y+D*P+c*Q;e[11]=w*C+u*K+D*O+c*L;e[15]=w*I+u*N+D*J+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){console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) or vector.applyProjection( matrix ) instead.");
return a.applyProjection(this)},multiplyVector4:function(a){console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead.");return a.applyMatrix4(this)},multiplyVector3Array:function(a){console.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){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead.");a.transformDirection(this)},crossVector:function(a){console.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],n=a[6],q=a[10],r=a[14];return a[3]*(+e*h*n-d*k*n-e*g*q+c*k*q+d*g*r-c*h*r)+a[7]*(+b*h*r-b*k*q+e*f*q-d*f*r+d*k*l-e*h*l)+a[11]*(+b*k*n-b*g*r-e*f*n+c*f*r+e*g*l-c*k*l)+a[15]*(-d*g*l-b*h*n+b*g*q+d*f*n-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(){console.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],n=d[9],q=d[13],r=d[2],t=d[6],s=d[10],p=d[14],v=d[3],w=d[7],u=d[11],d=