166a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis/** 266a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis * @fileoverview gl-matrix - High performance matrix and vector operations 366a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis * @author Brandon Jones 466a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis * @author Colin MacKenzie IV 566a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis * @version 2.1.0 666a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis */ 766a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis/* Copyright (c) 2013, Brandon Jones, Colin MacKenzie IV. All rights reserved. 866a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis 966a37686207944273ced825e0e8b6b6375f8c3deJamie GennisRedistribution and use in source and binary forms, with or without modification, 1066a37686207944273ced825e0e8b6b6375f8c3deJamie Gennisare permitted provided that the following conditions are met: 1166a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis 1266a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis * Redistributions of source code must retain the above copyright notice, this 1366a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis list of conditions and the following disclaimer. 1466a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis * Redistributions in binary form must reproduce the above copyright notice, 1566a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis this list of conditions and the following disclaimer in the documentation 1666a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis and/or other materials provided with the distribution. 1766a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis 1866a37686207944273ced825e0e8b6b6375f8c3deJamie GennisTHIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 1966a37686207944273ced825e0e8b6b6375f8c3deJamie GennisANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 2066a37686207944273ced825e0e8b6b6375f8c3deJamie GennisWARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 2166a37686207944273ced825e0e8b6b6375f8c3deJamie GennisDISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR 2266a37686207944273ced825e0e8b6b6375f8c3deJamie GennisANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 2366a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 2466a37686207944273ced825e0e8b6b6375f8c3deJamie GennisLOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 2566a37686207944273ced825e0e8b6b6375f8c3deJamie GennisANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2666a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 2766a37686207944273ced825e0e8b6b6375f8c3deJamie GennisSOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ 2866a37686207944273ced825e0e8b6b6375f8c3deJamie Gennis(function(){"use strict";var e={};typeof exports=="undefined"?typeof define=="function"&&typeof define.amd=="object"&&define.amd?(e.exports={},define(function(){return e.exports})):e.exports=window:e.exports=exports,function(e){if(!t)var t=1e-6;if(!n)var n=typeof Float32Array!="undefined"?Float32Array:Array;var r={};r.setMatrixArrayType=function(e){n=e},typeof e!="undefined"&&(e.glMatrix=r);var i={};i.create=function(){var e=new n(2);return e[0]=0,e[1]=0,e},i.clone=function(e){var t=new n(2);return t[0]=e[0],t[1]=e[1],t},i.fromValues=function(e,t){var r=new n(2);return r[0]=e,r[1]=t,r},i.copy=function(e,t){return e[0]=t[0],e[1]=t[1],e},i.set=function(e,t,n){return e[0]=t,e[1]=n,e},i.add=function(e,t,n){return e[0]=t[0]+n[0],e[1]=t[1]+n[1],e},i.subtract=function(e,t,n){return e[0]=t[0]-n[0],e[1]=t[1]-n[1],e},i.sub=i.subtract,i.multiply=function(e,t,n){return e[0]=t[0]*n[0],e[1]=t[1]*n[1],e},i.mul=i.multiply,i.divide=function(e,t,n){return e[0]=t[0]/n[0],e[1]=t[1]/n[1],e},i.div=i.divide,i.min=function(e,t,n){return e[0]=Math.min(t[0],n[0]),e[1]=Math.min(t[1],n[1]),e},i.max=function(e,t,n){return e[0]=Math.max(t[0],n[0]),e[1]=Math.max(t[1],n[1]),e},i.scale=function(e,t,n){return e[0]=t[0]*n,e[1]=t[1]*n,e},i.distance=function(e,t){var n=t[0]-e[0],r=t[1]-e[1];return Math.sqrt(n*n+r*r)},i.dist=i.distance,i.squaredDistance=function(e,t){var n=t[0]-e[0],r=t[1]-e[1];return n*n+r*r},i.sqrDist=i.squaredDistance,i.length=function(e){var t=e[0],n=e[1];return Math.sqrt(t*t+n*n)},i.len=i.length,i.squaredLength=function(e){var t=e[0],n=e[1];return t*t+n*n},i.sqrLen=i.squaredLength,i.negate=function(e,t){return e[0]=-t[0],e[1]=-t[1],e},i.normalize=function(e,t){var n=t[0],r=t[1],i=n*n+r*r;return i>0&&(i=1/Math.sqrt(i),e[0]=t[0]*i,e[1]=t[1]*i),e},i.dot=function(e,t){return e[0]*t[0]+e[1]*t[1]},i.cross=function(e,t,n){var r=t[0]*n[1]-t[1]*n[0];return e[0]=e[1]=0,e[2]=r,e},i.lerp=function(e,t,n,r){var i=t[0],s=t[1];return e[0]=i+r*(n[0]-i),e[1]=s+r*(n[1]-s),e},i.transformMat2=function(e,t,n){var r=t[0],i=t[1];return e[0]=n[0]*r+n[2]*i,e[1]=n[1]*r+n[3]*i,e},i.transformMat2d=function(e,t,n){var r=t[0],i=t[1];return e[0]=n[0]*r+n[2]*i+n[4],e[1]=n[1]*r+n[3]*i+n[5],e},i.transformMat3=function(e,t,n){var r=t[0],i=t[1];return e[0]=n[0]*r+n[3]*i+n[6],e[1]=n[1]*r+n[4]*i+n[7],e},i.transformMat4=function(e,t,n){var r=t[0],i=t[1];return e[0]=n[0]*r+n[4]*i+n[12],e[1]=n[1]*r+n[5]*i+n[13],e},i.forEach=function(){var e=i.create();return function(t,n,r,i,s,o){var u,a;n||(n=2),r||(r=0),i?a=Math.min(i*n+r,t.length):a=t.length;for(u=r;u<a;u+=n)e[0]=t[u],e[1]=t[u+1],s(e,e,o),t[u]=e[0],t[u+1]=e[1];return t}}(),i.str=function(e){return"vec2("+e[0]+", "+e[1]+")"},typeof e!="undefined"&&(e.vec2=i);var s={};s.create=function(){var e=new n(3);return e[0]=0,e[1]=0,e[2]=0,e},s.clone=function(e){var t=new n(3);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t},s.fromValues=function(e,t,r){var i=new n(3);return i[0]=e,i[1]=t,i[2]=r,i},s.copy=function(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e},s.set=function(e,t,n,r){return e[0]=t,e[1]=n,e[2]=r,e},s.add=function(e,t,n){return e[0]=t[0]+n[0],e[1]=t[1]+n[1],e[2]=t[2]+n[2],e},s.subtract=function(e,t,n){return e[0]=t[0]-n[0],e[1]=t[1]-n[1],e[2]=t[2]-n[2],e},s.sub=s.subtract,s.multiply=function(e,t,n){return e[0]=t[0]*n[0],e[1]=t[1]*n[1],e[2]=t[2]*n[2],e},s.mul=s.multiply,s.divide=function(e,t,n){return e[0]=t[0]/n[0],e[1]=t[1]/n[1],e[2]=t[2]/n[2],e},s.div=s.divide,s.min=function(e,t,n){return e[0]=Math.min(t[0],n[0]),e[1]=Math.min(t[1],n[1]),e[2]=Math.min(t[2],n[2]),e},s.max=function(e,t,n){return e[0]=Math.max(t[0],n[0]),e[1]=Math.max(t[1],n[1]),e[2]=Math.max(t[2],n[2]),e},s.scale=function(e,t,n){return e[0]=t[0]*n,e[1]=t[1]*n,e[2]=t[2]*n,e},s.distance=function(e,t){var n=t[0]-e[0],r=t[1]-e[1],i=t[2]-e[2];return Math.sqrt(n*n+r*r+i*i)},s.dist=s.distance,s.squaredDistance=function(e,t){var n=t[0]-e[0],r=t[1]-e[1],i=t[2]-e[2];return n*n+r*r+i*i},s.sqrDist=s.squaredDistance,s.length=function(e){var t=e[0],n=e[1],r=e[2];return Math.sqrt(t*t+n*n+r*r)},s.len=s.length,s.squaredLength=function(e){var t=e[0],n=e[1],r=e[2];return t*t+n*n+r*r},s.sqrLen=s.squaredLength,s.negate=function(e,t){return e[0]=-t[0],e[1]=-t[1],e[2]=-t[2],e},s.normalize=function(e,t){var n=t[0],r=t[1],i=t[2],s=n*n+r*r+i*i;return s>0&&(s=1/Math.sqrt(s),e[0]=t[0]*s,e[1]=t[1]*s,e[2]=t[2]*s),e},s.dot=function(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]},s.cross=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=n[0],u=n[1],a=n[2];return e[0]=i*a-s*u,e[1]=s*o-r*a,e[2]=r*u-i*o,e},s.lerp=function(e,t,n,r){var i=t[0],s=t[1],o=t[2];return e[0]=i+r*(n[0]-i),e[1]=s+r*(n[1]-s),e[2]=o+r*(n[2]-o),e},s.transformMat4=function(e,t,n){var r=t[0],i=t[1],s=t[2];return e[0]=n[0]*r+n[4]*i+n[8]*s+n[12],e[1]=n[1]*r+n[5]*i+n[9]*s+n[13],e[2]=n[2]*r+n[6]*i+n[10]*s+n[14],e},s.transformQuat=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=n[0],u=n[1],a=n[2],f=n[3],l=f*r+u*s-a*i,c=f*i+a*r-o*s,h=f*s+o*i-u*r,p=-o*r-u*i-a*s;return e[0]=l*f+p*-o+c*-a-h*-u,e[1]=c*f+p*-u+h*-o-l*-a,e[2]=h*f+p*-a+l*-u-c*-o,e},s.forEach=function(){var e=s.create();return function(t,n,r,i,s,o){var u,a;n||(n=3),r||(r=0),i?a=Math.min(i*n+r,t.length):a=t.length;for(u=r;u<a;u+=n)e[0]=t[u],e[1]=t[u+1],e[2]=t[u+2],s(e,e,o),t[u]=e[0],t[u+1]=e[1],t[u+2]=e[2];return t}}(),s.str=function(e){return"vec3("+e[0]+", "+e[1]+", "+e[2]+")"},typeof e!="undefined"&&(e.vec3=s);var o={};o.create=function(){var e=new n(4);return e[0]=0,e[1]=0,e[2]=0,e[3]=0,e},o.clone=function(e){var t=new n(4);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3],t},o.fromValues=function(e,t,r,i){var s=new n(4);return s[0]=e,s[1]=t,s[2]=r,s[3]=i,s},o.copy=function(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e},o.set=function(e,t,n,r,i){return e[0]=t,e[1]=n,e[2]=r,e[3]=i,e},o.add=function(e,t,n){return e[0]=t[0]+n[0],e[1]=t[1]+n[1],e[2]=t[2]+n[2],e[3]=t[3]+n[3],e},o.subtract=function(e,t,n){return e[0]=t[0]-n[0],e[1]=t[1]-n[1],e[2]=t[2]-n[2],e[3]=t[3]-n[3],e},o.sub=o.subtract,o.multiply=function(e,t,n){return e[0]=t[0]*n[0],e[1]=t[1]*n[1],e[2]=t[2]*n[2],e[3]=t[3]*n[3],e},o.mul=o.multiply,o.divide=function(e,t,n){return e[0]=t[0]/n[0],e[1]=t[1]/n[1],e[2]=t[2]/n[2],e[3]=t[3]/n[3],e},o.div=o.divide,o.min=function(e,t,n){return e[0]=Math.min(t[0],n[0]),e[1]=Math.min(t[1],n[1]),e[2]=Math.min(t[2],n[2]),e[3]=Math.min(t[3],n[3]),e},o.max=function(e,t,n){return e[0]=Math.max(t[0],n[0]),e[1]=Math.max(t[1],n[1]),e[2]=Math.max(t[2],n[2]),e[3]=Math.max(t[3],n[3]),e},o.scale=function(e,t,n){return e[0]=t[0]*n,e[1]=t[1]*n,e[2]=t[2]*n,e[3]=t[3]*n,e},o.distance=function(e,t){var n=t[0]-e[0],r=t[1]-e[1],i=t[2]-e[2],s=t[3]-e[3];return Math.sqrt(n*n+r*r+i*i+s*s)},o.dist=o.distance,o.squaredDistance=function(e,t){var n=t[0]-e[0],r=t[1]-e[1],i=t[2]-e[2],s=t[3]-e[3];return n*n+r*r+i*i+s*s},o.sqrDist=o.squaredDistance,o.length=function(e){var t=e[0],n=e[1],r=e[2],i=e[3];return Math.sqrt(t*t+n*n+r*r+i*i)},o.len=o.length,o.squaredLength=function(e){var t=e[0],n=e[1],r=e[2],i=e[3];return t*t+n*n+r*r+i*i},o.sqrLen=o.squaredLength,o.negate=function(e,t){return e[0]=-t[0],e[1]=-t[1],e[2]=-t[2],e[3]=-t[3],e},o.normalize=function(e,t){var n=t[0],r=t[1],i=t[2],s=t[3],o=n*n+r*r+i*i+s*s;return o>0&&(o=1/Math.sqrt(o),e[0]=t[0]*o,e[1]=t[1]*o,e[2]=t[2]*o,e[3]=t[3]*o),e},o.dot=function(e,t){return e[0]*t[0]+e[1]*t[1]+e[2]*t[2]+e[3]*t[3]},o.lerp=function(e,t,n,r){var i=t[0],s=t[1],o=t[2],u=t[3];return e[0]=i+r*(n[0]-i),e[1]=s+r*(n[1]-s),e[2]=o+r*(n[2]-o),e[3]=u+r*(n[3]-u),e},o.transformMat4=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=t[3];return e[0]=n[0]*r+n[4]*i+n[8]*s+n[12]*o,e[1]=n[1]*r+n[5]*i+n[9]*s+n[13]*o,e[2]=n[2]*r+n[6]*i+n[10]*s+n[14]*o,e[3]=n[3]*r+n[7]*i+n[11]*s+n[15]*o,e},o.transformQuat=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=n[0],u=n[1],a=n[2],f=n[3],l=f*r+u*s-a*i,c=f*i+a*r-o*s,h=f*s+o*i-u*r,p=-o*r-u*i-a*s;return e[0]=l*f+p*-o+c*-a-h*-u,e[1]=c*f+p*-u+h*-o-l*-a,e[2]=h*f+p*-a+l*-u-c*-o,e},o.forEach=function(){var e=o.create();return function(t,n,r,i,s,o){var u,a;n||(n=4),r||(r=0),i?a=Math.min(i*n+r,t.length):a=t.length;for(u=r;u<a;u+=n)e[0]=t[u],e[1]=t[u+1],e[2]=t[u+2],e[3]=t[u+3],s(e,e,o),t[u]=e[0],t[u+1]=e[1],t[u+2]=e[2],t[u+3]=e[3];return t}}(),o.str=function(e){return"vec4("+e[0]+", "+e[1]+", "+e[2]+", "+e[3]+")"},typeof e!="undefined"&&(e.vec4=o);var u={};u.create=function(){var e=new n(4);return e[0]=1,e[1]=0,e[2]=0,e[3]=1,e},u.clone=function(e){var t=new n(4);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3],t},u.copy=function(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e},u.identity=function(e){return e[0]=1,e[1]=0,e[2]=0,e[3]=1,e},u.transpose=function(e,t){if(e===t){var n=t[1];e[1]=t[2],e[2]=n}else e[0]=t[0],e[1]=t[2],e[2]=t[1],e[3]=t[3];return e},u.invert=function(e,t){var n=t[0],r=t[1],i=t[2],s=t[3],o=n*s-i*r;return o?(o=1/o,e[0]=s*o,e[1]=-r*o,e[2]=-i*o,e[3]=n*o,e):null},u.adjoint=function(e,t){var n=t[0];return e[0]=t[3],e[1]=-t[1],e[2]=-t[2],e[3]=n,e},u.determinant=function(e){return e[0]*e[3]-e[2]*e[1]},u.multiply=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=t[3],u=n[0],a=n[1],f=n[2],l=n[3];return e[0]=r*u+i*f,e[1]=r*a+i*l,e[2]=s*u+o*f,e[3]=s*a+o*l,e},u.mul=u.multiply,u.rotate=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=t[3],u=Math.sin(n),a=Math.cos(n);return e[0]=r*a+i*u,e[1]=r*-u+i*a,e[2]=s*a+o*u,e[3]=s*-u+o*a,e},u.scale=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=t[3],u=n[0],a=n[1];return e[0]=r*u,e[1]=i*a,e[2]=s*u,e[3]=o*a,e},u.str=function(e){return"mat2("+e[0]+", "+e[1]+", "+e[2]+", "+e[3]+")"},typeof e!="undefined"&&(e.mat2=u);var a={};a.create=function(){var e=new n(6);return e[0]=1,e[1]=0,e[2]=0,e[3]=1,e[4]=0,e[5]=0,e},a.clone=function(e){var t=new n(6);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3],t[4]=e[4],t[5]=e[5],t},a.copy=function(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e},a.identity=function(e){return e[0]=1,e[1]=0,e[2]=0,e[3]=1,e[4]=0,e[5]=0,e},a.invert=function(e,t){var n=t[0],r=t[1],i=t[2],s=t[3],o=t[4],u=t[5],a=n*s-r*i;return a?(a=1/a,e[0]=s*a,e[1]=-r*a,e[2]=-i*a,e[3]=n*a,e[4]=(i*u-s*o)*a,e[5]=(r*o-n*u)*a,e):null},a.determinant=function(e){return e[0]*e[3]-e[1]*e[2]},a.multiply=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=t[3],u=t[4],a=t[5],f=n[0],l=n[1],c=n[2],h=n[3],p=n[4],d=n[5];return e[0]=r*f+i*c,e[1]=r*l+i*h,e[2]=s*f+o*c,e[3]=s*l+o*h,e[4]=f*u+c*a+p,e[5]=l*u+h*a+d,e},a.mul=a.multiply,a.rotate=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=t[3],u=t[4],a=t[5],f=Math.sin(n),l=Math.cos(n);return e[0]=r*l+i*f,e[1]=-r*f+i*l,e[2]=s*l+o*f,e[3]=-s*f+l*o,e[4]=l*u+f*a,e[5]=l*a-f*u,e},a.scale=function(e,t,n){var r=n[0],i=n[1];return e[0]=t[0]*r,e[1]=t[1]*i,e[2]=t[2]*r,e[3]=t[3]*i,e[4]=t[4]*r,e[5]=t[5]*i,e},a.translate=function(e,t,n){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4]+n[0],e[5]=t[5]+n[1],e},a.str=function(e){return"mat2d("+e[0]+", "+e[1]+", "+e[2]+", "+e[3]+", "+e[4]+", "+e[5]+")"},typeof e!="undefined"&&(e.mat2d=a);var f={};f.create=function(){var e=new n(9);return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e},f.fromMat4=function(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[4],e[4]=t[5],e[5]=t[6],e[6]=t[8],e[7]=t[9],e[8]=t[10],e},f.clone=function(e){var t=new n(9);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3],t[4]=e[4],t[5]=e[5],t[6]=e[6],t[7]=e[7],t[8]=e[8],t},f.copy=function(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e},f.identity=function(e){return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=1,e[5]=0,e[6]=0,e[7]=0,e[8]=1,e},f.transpose=function(e,t){if(e===t){var n=t[1],r=t[2],i=t[5];e[1]=t[3],e[2]=t[6],e[3]=n,e[5]=t[7],e[6]=r,e[7]=i}else e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8];return e},f.invert=function(e,t){var n=t[0],r=t[1],i=t[2],s=t[3],o=t[4],u=t[5],a=t[6],f=t[7],l=t[8],c=l*o-u*f,h=-l*s+u*a,p=f*s-o*a,d=n*c+r*h+i*p;return d?(d=1/d,e[0]=c*d,e[1]=(-l*r+i*f)*d,e[2]=(u*r-i*o)*d,e[3]=h*d,e[4]=(l*n-i*a)*d,e[5]=(-u*n+i*s)*d,e[6]=p*d,e[7]=(-f*n+r*a)*d,e[8]=(o*n-r*s)*d,e):null},f.adjoint=function(e,t){var n=t[0],r=t[1],i=t[2],s=t[3],o=t[4],u=t[5],a=t[6],f=t[7],l=t[8];return e[0]=o*l-u*f,e[1]=i*f-r*l,e[2]=r*u-i*o,e[3]=u*a-s*l,e[4]=n*l-i*a,e[5]=i*s-n*u,e[6]=s*f-o*a,e[7]=r*a-n*f,e[8]=n*o-r*s,e},f.determinant=function(e){var t=e[0],n=e[1],r=e[2],i=e[3],s=e[4],o=e[5],u=e[6],a=e[7],f=e[8];return t*(f*s-o*a)+n*(-f*i+o*u)+r*(a*i-s*u)},f.multiply=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=t[3],u=t[4],a=t[5],f=t[6],l=t[7],c=t[8],h=n[0],p=n[1],d=n[2],v=n[3],m=n[4],g=n[5],y=n[6],b=n[7],w=n[8];return e[0]=h*r+p*o+d*f,e[1]=h*i+p*u+d*l,e[2]=h*s+p*a+d*c,e[3]=v*r+m*o+g*f,e[4]=v*i+m*u+g*l,e[5]=v*s+m*a+g*c,e[6]=y*r+b*o+w*f,e[7]=y*i+b*u+w*l,e[8]=y*s+b*a+w*c,e},f.mul=f.multiply,f.translate=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=t[3],u=t[4],a=t[5],f=t[6],l=t[7],c=t[8],h=n[0],p=n[1];return e[0]=r,e[1]=i,e[2]=s,e[3]=o,e[4]=u,e[5]=a,e[6]=h*r+p*o+f,e[7]=h*i+p*u+l,e[8]=h*s+p*a+c,e},f.rotate=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=t[3],u=t[4],a=t[5],f=t[6],l=t[7],c=t[8],h=Math.sin(n),p=Math.cos(n);return e[0]=p*r+h*o,e[1]=p*i+h*u,e[2]=p*s+h*a,e[3]=p*o-h*r,e[4]=p*u-h*i,e[5]=p*a-h*s,e[6]=f,e[7]=l,e[8]=c,e},f.scale=function(e,t,n){var r=n[0],i=n[2];return e[0]=r*t[0],e[1]=r*t[1],e[2]=r*t[2],e[3]=i*t[3],e[4]=i*t[4],e[5]=i*t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e},f.fromMat2d=function(e,t){return e[0]=t[0],e[1]=t[1],e[2]=0,e[3]=t[2],e[4]=t[3],e[5]=0,e[6]=t[4],e[7]=t[5],e[8]=1,e},f.fromQuat=function(e,t){var n=t[0],r=t[1],i=t[2],s=t[3],o=n+n,u=r+r,a=i+i,f=n*o,l=n*u,c=n*a,h=r*u,p=r*a,d=i*a,v=s*o,m=s*u,g=s*a;return e[0]=1-(h+d),e[1]=l+g,e[2]=c-m,e[3]=l-g,e[4]=1-(f+d),e[5]=p+v,e[6]=c+m,e[7]=p-v,e[8]=1-(f+h),e},f.str=function(e){return"mat3("+e[0]+", "+e[1]+", "+e[2]+", "+e[3]+", "+e[4]+", "+e[5]+", "+e[6]+", "+e[7]+", "+e[8]+")"},typeof e!="undefined"&&(e.mat3=f);var l={};l.create=function(){var e=new n(16);return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e},l.clone=function(e){var t=new n(16);return t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3],t[4]=e[4],t[5]=e[5],t[6]=e[6],t[7]=e[7],t[8]=e[8],t[9]=e[9],t[10]=e[10],t[11]=e[11],t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15],t},l.copy=function(e,t){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e[9]=t[9],e[10]=t[10],e[11]=t[11],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15],e},l.identity=function(e){return e[0]=1,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=1,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=1,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e},l.transpose=function(e,t){if(e===t){var n=t[1],r=t[2],i=t[3],s=t[6],o=t[7],u=t[11];e[1]=t[4],e[2]=t[8],e[3]=t[12],e[4]=n,e[6]=t[9],e[7]=t[13],e[8]=r,e[9]=s,e[11]=t[14],e[12]=i,e[13]=o,e[14]=u}else e[0]=t[0],e[1]=t[4],e[2]=t[8],e[3]=t[12],e[4]=t[1],e[5]=t[5],e[6]=t[9],e[7]=t[13],e[8]=t[2],e[9]=t[6],e[10]=t[10],e[11]=t[14],e[12]=t[3],e[13]=t[7],e[14]=t[11],e[15]=t[15];return e},l.invert=function(e,t){var n=t[0],r=t[1],i=t[2],s=t[3],o=t[4],u=t[5],a=t[6],f=t[7],l=t[8],c=t[9],h=t[10],p=t[11],d=t[12],v=t[13],m=t[14],g=t[15],y=n*u-r*o,b=n*a-i*o,w=n*f-s*o,E=r*a-i*u,S=r*f-s*u,x=i*f-s*a,T=l*v-c*d,N=l*m-h*d,C=l*g-p*d,k=c*m-h*v,L=c*g-p*v,A=h*g-p*m,O=y*A-b*L+w*k+E*C-S*N+x*T;return O?(O=1/O,e[0]=(u*A-a*L+f*k)*O,e[1]=(i*L-r*A-s*k)*O,e[2]=(v*x-m*S+g*E)*O,e[3]=(h*S-c*x-p*E)*O,e[4]=(a*C-o*A-f*N)*O,e[5]=(n*A-i*C+s*N)*O,e[6]=(m*w-d*x-g*b)*O,e[7]=(l*x-h*w+p*b)*O,e[8]=(o*L-u*C+f*T)*O,e[9]=(r*C-n*L-s*T)*O,e[10]=(d*S-v*w+g*y)*O,e[11]=(c*w-l*S-p*y)*O,e[12]=(u*N-o*k-a*T)*O,e[13]=(n*k-r*N+i*T)*O,e[14]=(v*b-d*E-m*y)*O,e[15]=(l*E-c*b+h*y)*O,e):null},l.adjoint=function(e,t){var n=t[0],r=t[1],i=t[2],s=t[3],o=t[4],u=t[5],a=t[6],f=t[7],l=t[8],c=t[9],h=t[10],p=t[11],d=t[12],v=t[13],m=t[14],g=t[15];return e[0]=u*(h*g-p*m)-c*(a*g-f*m)+v*(a*p-f*h),e[1]=-(r*(h*g-p*m)-c*(i*g-s*m)+v*(i*p-s*h)),e[2]=r*(a*g-f*m)-u*(i*g-s*m)+v*(i*f-s*a),e[3]=-(r*(a*p-f*h)-u*(i*p-s*h)+c*(i*f-s*a)),e[4]=-(o*(h*g-p*m)-l*(a*g-f*m)+d*(a*p-f*h)),e[5]=n*(h*g-p*m)-l*(i*g-s*m)+d*(i*p-s*h),e[6]=-(n*(a*g-f*m)-o*(i*g-s*m)+d*(i*f-s*a)),e[7]=n*(a*p-f*h)-o*(i*p-s*h)+l*(i*f-s*a),e[8]=o*(c*g-p*v)-l*(u*g-f*v)+d*(u*p-f*c),e[9]=-(n*(c*g-p*v)-l*(r*g-s*v)+d*(r*p-s*c)),e[10]=n*(u*g-f*v)-o*(r*g-s*v)+d*(r*f-s*u),e[11]=-(n*(u*p-f*c)-o*(r*p-s*c)+l*(r*f-s*u)),e[12]=-(o*(c*m-h*v)-l*(u*m-a*v)+d*(u*h-a*c)),e[13]=n*(c*m-h*v)-l*(r*m-i*v)+d*(r*h-i*c),e[14]=-(n*(u*m-a*v)-o*(r*m-i*v)+d*(r*a-i*u)),e[15]=n*(u*h-a*c)-o*(r*h-i*c)+l*(r*a-i*u),e},l.determinant=function(e){var t=e[0],n=e[1],r=e[2],i=e[3],s=e[4],o=e[5],u=e[6],a=e[7],f=e[8],l=e[9],c=e[10],h=e[11],p=e[12],d=e[13],v=e[14],m=e[15],g=t*o-n*s,y=t*u-r*s,b=t*a-i*s,w=n*u-r*o,E=n*a-i*o,S=r*a-i*u,x=f*d-l*p,T=f*v-c*p,N=f*m-h*p,C=l*v-c*d,k=l*m-h*d,L=c*m-h*v;return g*L-y*k+b*C+w*N-E*T+S*x},l.multiply=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=t[3],u=t[4],a=t[5],f=t[6],l=t[7],c=t[8],h=t[9],p=t[10],d=t[11],v=t[12],m=t[13],g=t[14],y=t[15],b=n[0],w=n[1],E=n[2],S=n[3];return e[0]=b*r+w*u+E*c+S*v,e[1]=b*i+w*a+E*h+S*m,e[2]=b*s+w*f+E*p+S*g,e[3]=b*o+w*l+E*d+S*y,b=n[4],w=n[5],E=n[6],S=n[7],e[4]=b*r+w*u+E*c+S*v,e[5]=b*i+w*a+E*h+S*m,e[6]=b*s+w*f+E*p+S*g,e[7]=b*o+w*l+E*d+S*y,b=n[8],w=n[9],E=n[10],S=n[11],e[8]=b*r+w*u+E*c+S*v,e[9]=b*i+w*a+E*h+S*m,e[10]=b*s+w*f+E*p+S*g,e[11]=b*o+w*l+E*d+S*y,b=n[12],w=n[13],E=n[14],S=n[15],e[12]=b*r+w*u+E*c+S*v,e[13]=b*i+w*a+E*h+S*m,e[14]=b*s+w*f+E*p+S*g,e[15]=b*o+w*l+E*d+S*y,e},l.mul=l.multiply,l.translate=function(e,t,n){var r=n[0],i=n[1],s=n[2],o,u,a,f,l,c,h,p,d,v,m,g;return t===e?(e[12]=t[0]*r+t[4]*i+t[8]*s+t[12],e[13]=t[1]*r+t[5]*i+t[9]*s+t[13],e[14]=t[2]*r+t[6]*i+t[10]*s+t[14],e[15]=t[3]*r+t[7]*i+t[11]*s+t[15]):(o=t[0],u=t[1],a=t[2],f=t[3],l=t[4],c=t[5],h=t[6],p=t[7],d=t[8],v=t[9],m=t[10],g=t[11],e[0]=o,e[1]=u,e[2]=a,e[3]=f,e[4]=l,e[5]=c,e[6]=h,e[7]=p,e[8]=d,e[9]=v,e[10]=m,e[11]=g,e[12]=o*r+l*i+d*s+t[12],e[13]=u*r+c*i+v*s+t[13],e[14]=a*r+h*i+m*s+t[14],e[15]=f*r+p*i+g*s+t[15]),e},l.scale=function(e,t,n){var r=n[0],i=n[1],s=n[2];return e[0]=t[0]*r,e[1]=t[1]*r,e[2]=t[2]*r,e[3]=t[3]*r,e[4]=t[4]*i,e[5]=t[5]*i,e[6]=t[6]*i,e[7]=t[7]*i,e[8]=t[8]*s,e[9]=t[9]*s,e[10]=t[10]*s,e[11]=t[11]*s,e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15],e},l.rotate=function(e,n,r,i){var s=i[0],o=i[1],u=i[2],a=Math.sqrt(s*s+o*o+u*u),f,l,c,h,p,d,v,m,g,y,b,w,E,S,x,T,N,C,k,L,A,O,M,_;return Math.abs(a)<t?null:(a=1/a,s*=a,o*=a,u*=a,f=Math.sin(r),l=Math.cos(r),c=1-l,h=n[0],p=n[1],d=n[2],v=n[3],m=n[4],g=n[5],y=n[6],b=n[7],w=n[8],E=n[9],S=n[10],x=n[11],T=s*s*c+l,N=o*s*c+u*f,C=u*s*c-o*f,k=s*o*c-u*f,L=o*o*c+l,A=u*o*c+s*f,O=s*u*c+o*f,M=o*u*c-s*f,_=u*u*c+l,e[0]=h*T+m*N+w*C,e[1]=p*T+g*N+E*C,e[2]=d*T+y*N+S*C,e[3]=v*T+b*N+x*C,e[4]=h*k+m*L+w*A,e[5]=p*k+g*L+E*A,e[6]=d*k+y*L+S*A,e[7]=v*k+b*L+x*A,e[8]=h*O+m*M+w*_,e[9]=p*O+g*M+E*_,e[10]=d*O+y*M+S*_,e[11]=v*O+b*M+x*_,n!==e&&(e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15]),e)},l.rotateX=function(e,t,n){var r=Math.sin(n),i=Math.cos(n),s=t[4],o=t[5],u=t[6],a=t[7],f=t[8],l=t[9],c=t[10],h=t[11];return t!==e&&(e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e[4]=s*i+f*r,e[5]=o*i+l*r,e[6]=u*i+c*r,e[7]=a*i+h*r,e[8]=f*i-s*r,e[9]=l*i-o*r,e[10]=c*i-u*r,e[11]=h*i-a*r,e},l.rotateY=function(e,t,n){var r=Math.sin(n),i=Math.cos(n),s=t[0],o=t[1],u=t[2],a=t[3],f=t[8],l=t[9],c=t[10],h=t[11];return t!==e&&(e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e[0]=s*i-f*r,e[1]=o*i-l*r,e[2]=u*i-c*r,e[3]=a*i-h*r,e[8]=s*r+f*i,e[9]=o*r+l*i,e[10]=u*r+c*i,e[11]=a*r+h*i,e},l.rotateZ=function(e,t,n){var r=Math.sin(n),i=Math.cos(n),s=t[0],o=t[1],u=t[2],a=t[3],f=t[4],l=t[5],c=t[6],h=t[7];return t!==e&&(e[8]=t[8],e[9]=t[9],e[10]=t[10],e[11]=t[11],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15]),e[0]=s*i+f*r,e[1]=o*i+l*r,e[2]=u*i+c*r,e[3]=a*i+h*r,e[4]=f*i-s*r,e[5]=l*i-o*r,e[6]=c*i-u*r,e[7]=h*i-a*r,e},l.fromRotationTranslation=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=t[3],u=r+r,a=i+i,f=s+s,l=r*u,c=r*a,h=r*f,p=i*a,d=i*f,v=s*f,m=o*u,g=o*a,y=o*f;return e[0]=1-(p+v),e[1]=c+y,e[2]=h-g,e[3]=0,e[4]=c-y,e[5]=1-(l+v),e[6]=d+m,e[7]=0,e[8]=h+g,e[9]=d-m,e[10]=1-(l+p),e[11]=0,e[12]=n[0],e[13]=n[1],e[14]=n[2],e[15]=1,e},l.fromQuat=function(e,t){var n=t[0],r=t[1],i=t[2],s=t[3],o=n+n,u=r+r,a=i+i,f=n*o,l=n*u,c=n*a,h=r*u,p=r*a,d=i*a,v=s*o,m=s*u,g=s*a;return e[0]=1-(h+d),e[1]=l+g,e[2]=c-m,e[3]=0,e[4]=l-g,e[5]=1-(f+d),e[6]=p+v,e[7]=0,e[8]=c+m,e[9]=p-v,e[10]=1-(f+h),e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e},l.frustum=function(e,t,n,r,i,s,o){var u=1/(n-t),a=1/(i-r),f=1/(s-o);return e[0]=s*2*u,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=s*2*a,e[6]=0,e[7]=0,e[8]=(n+t)*u,e[9]=(i+r)*a,e[10]=(o+s)*f,e[11]=-1,e[12]=0,e[13]=0,e[14]=o*s*2*f,e[15]=0,e},l.perspective=function(e,t,n,r,i){var s=1/Math.tan(t/2),o=1/(r-i);return e[0]=s/n,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=s,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=(i+r)*o,e[11]=-1,e[12]=0,e[13]=0,e[14]=2*i*r*o,e[15]=0,e},l.ortho=function(e,t,n,r,i,s,o){var u=1/(t-n),a=1/(r-i),f=1/(s-o);return e[0]=-2*u,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=-2*a,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=2*f,e[11]=0,e[12]=(t+n)*u,e[13]=(i+r)*a,e[14]=(o+s)*f,e[15]=1,e},l.lookAt=function(e,n,r,i){var s,o,u,a,f,c,h,p,d,v,m=n[0],g=n[1],y=n[2],b=i[0],w=i[1],E=i[2],S=r[0],x=r[1],T=r[2];return Math.abs(m-S)<t&&Math.abs(g-x)<t&&Math.abs(y-T)<t?l.identity(e):(h=m-S,p=g-x,d=y-T,v=1/Math.sqrt(h*h+p*p+d*d),h*=v,p*=v,d*=v,s=w*d-E*p,o=E*h-b*d,u=b*p-w*h,v=Math.sqrt(s*s+o*o+u*u),v?(v=1/v,s*=v,o*=v,u*=v):(s=0,o=0,u=0),a=p*u-d*o,f=d*s-h*u,c=h*o-p*s,v=Math.sqrt(a*a+f*f+c*c),v?(v=1/v,a*=v,f*=v,c*=v):(a=0,f=0,c=0),e[0]=s,e[1]=a,e[2]=h,e[3]=0,e[4]=o,e[5]=f,e[6]=p,e[7]=0,e[8]=u,e[9]=c,e[10]=d,e[11]=0,e[12]=-(s*m+o*g+u*y),e[13]=-(a*m+f*g+c*y),e[14]=-(h*m+p*g+d*y),e[15]=1,e)},l.str=function(e){return"mat4("+e[0]+", "+e[1]+", "+e[2]+", "+e[3]+", "+e[4]+", "+e[5]+", "+e[6]+", "+e[7]+", "+e[8]+", "+e[9]+", "+e[10]+", "+e[11]+", "+e[12]+", "+e[13]+", "+e[14]+", "+e[15]+")"},typeof e!="undefined"&&(e.mat4=l);var c={};c.create=function(){var e=new n(4);return e[0]=0,e[1]=0,e[2]=0,e[3]=1,e},c.clone=o.clone,c.fromValues=o.fromValues,c.copy=o.copy,c.set=o.set,c.identity=function(e){return e[0]=0,e[1]=0,e[2]=0,e[3]=1,e},c.setAxisAngle=function(e,t,n){n*=.5;var r=Math.sin(n);return e[0]=r*t[0],e[1]=r*t[1],e[2]=r*t[2],e[3]=Math.cos(n),e},c.add=o.add,c.multiply=function(e,t,n){var r=t[0],i=t[1],s=t[2],o=t[3],u=n[0],a=n[1],f=n[2],l=n[3];return e[0]=r*l+o*u+i*f-s*a,e[1]=i*l+o*a+s*u-r*f,e[2]=s*l+o*f+r*a-i*u,e[3]=o*l-r*u-i*a-s*f,e},c.mul=c.multiply,c.scale=o.scale,c.rotateX=function(e,t,n){n*=.5;var r=t[0],i=t[1],s=t[2],o=t[3],u=Math.sin(n),a=Math.cos(n);return e[0]=r*a+o*u,e[1]=i*a+s*u,e[2]=s*a-i*u,e[3]=o*a-r*u,e},c.rotateY=function(e,t,n){n*=.5;var r=t[0],i=t[1],s=t[2],o=t[3],u=Math.sin(n),a=Math.cos(n);return e[0]=r*a-s*u,e[1]=i*a+o*u,e[2]=s*a+r*u,e[3]=o*a-i*u,e},c.rotateZ=function(e,t,n){n*=.5;var r=t[0],i=t[1],s=t[2],o=t[3],u=Math.sin(n),a=Math.cos(n);return e[0]=r*a+i*u,e[1]=i*a-r*u,e[2]=s*a+o*u,e[3]=o*a-s*u,e},c.calculateW=function(e,t){var n=t[0],r=t[1],i=t[2];return e[0]=n,e[1]=r,e[2]=i,e[3]=-Math.sqrt(Math.abs(1-n*n-r*r-i*i)),e},c.dot=o.dot,c.lerp=o.lerp,c.slerp=function(e,t,n,r){var i=t[0],s=t[1],o=t[2],u=t[3],a=n[0],f=n[1],l=n[2],c=n[3],h=i*a+s*f+o*l+u*c,p,d,v,m;return Math.abs(h)>=1?(e!==t&&(e[0]=i,e[1]=s,e[2]=o,e[3]=u),e):(p=Math.acos(h),d=Math.sqrt(1-h*h),Math.abs(d)<.001?(e[0]=i*.5+a*.5,e[1]=s*.5+f*.5,e[2]=o*.5+l*.5,e[3]=u*.5+c*.5,e):(v=Math.sin((1-r)*p)/d,m=Math.sin(r*p)/d,e[0]=i*v+a*m,e[1]=s*v+f*m,e[2]=o*v+l*m,e[3]=u*v+c*m,e))},c.invert=function(e,t){var n=t[0],r=t[1],i=t[2],s=t[3],o=n*n+r*r+i*i+s*s,u=o?1/o:0;return e[0]=-n*u,e[1]=-r*u,e[2]=-i*u,e[3]=s*u,e},c.conjugate=function(e,t){return e[0]=-t[0],e[1]=-t[1],e[2]=-t[2],e[3]=t[3],e},c.length=o.length,c.len=c.length,c.squaredLength=o.squaredLength,c.sqrLen=c.squaredLength,c.normalize=o.normalize,c.fromMat3=function(){var e=[1,2,0];return function(t,n){var r=n[0]+n[4]+n[8],i;if(r>0)i=Math.sqrt(r+1),t[3]=.5*i,i=.5/i,t[0]=(n[7]-n[5])*i,t[1]=(n[2]-n[6])*i,t[2]=(n[3]-n[1])*i;else{var s=0;n[4]>n[0]&&(s=1),n[8]>n[s*3+s]&&(s=2);var o=e[s],u=e[o];i=Math.sqrt(n[s*3+s]-n[o*3+o]-n[u*3+u]+1),t[s]=.5*i,i=.5/i,t[3]=(n[u*3+o]-n[o*3+u])*i,t[o]=(n[o*3+s]+n[s*3+o])*i,t[u]=(n[u*3+s]+n[s*3+u])*i}return t}}(),c.str=function(e){return"quat("+e[0]+", "+e[1]+", "+e[2]+", "+e[3]+")"},typeof e!="undefined"&&(e.quat=c)}(e.exports)})(); 29