Build 805f6da.

build/pannellum.js

@@ -1,108 +1,109 @@
-// Pannellum ab7b859, https://github.com/mpetroff/pannellum
-window.libpannellum=function(D,g,p){function ja(Z){function R(a,e){return 1==a.level&&1!=e.level?-1:1==e.level&&1!=a.level?1:e.timestamp-a.timestamp}function na(a,e){return a.level!=e.level?a.level-e.level:a.diff-e.diff}function M(a,e,d,g,m,c){this.vertices=a;this.side=e;this.level=d;this.x=g;this.y=m;this.path=c.replace("%s",e).replace("%l",d).replace("%x",g).replace("%y",m)}function La(a,e,g,p,m){var c;var f=e.vertices;c=oa(a,f.slice(0,3));var u=oa(a,f.slice(3,6)),y=oa(a,f.slice(6,9)),f=oa(a,f.slice(9,
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-a.uniform1f(d.aspectRatio,a.drawingBufferWidth/a.drawingBufferHeight),d.psi=a.getUniformLocation(d,"u_psi"),d.theta=a.getUniformLocation(d,"u_theta"),d.f=a.getUniformLocation(d,"u_f"),d.h=a.getUniformLocation(d,"u_h"),d.v=a.getUniformLocation(d,"u_v"),d.vo=a.getUniformLocation(d,"u_vo"),d.rot=a.getUniformLocation(d,"u_rot"),a.uniform1f(d.h,I/(2*Math.PI)),a.uniform1f(d.v,m/Math.PI),a.uniform1f(d.vo,c/Math.PI*2),"equirectangular"==x&&(d.backgroundColor=a.getUniformLocation(d,"u_backgroundColor"),a.uniform4fv(d.backgroundColor,
-e.concat([1]))),d.texture=a.createTexture(),a.bindTexture(C,d.texture),"cubemap"==x?(a.texImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_X,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,l[1]),a.texImage2D(a.TEXTURE_CUBE_MAP_NEGATIVE_X,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,l[3]),a.texImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_Y,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,l[4]),a.texImage2D(a.TEXTURE_CUBE_MAP_NEGATIVE_Y,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,l[5]),a.texImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_Z,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,l[0]),a.texImage2D(a.TEXTURE_CUBE_MAP_NEGATIVE_Z,
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-a.TEXTURE_MAG_FILTER,a.LINEAR)):(d.vertPosLocation=a.getAttribLocation(d,"a_vertCoord"),a.enableVertexAttribArray(d.vertPosLocation),fa||(fa=a.createBuffer()),ya||(ya=a.createBuffer()),aa||(aa=a.createBuffer()),a.bindBuffer(a.ARRAY_BUFFER,ya),a.bufferData(a.ARRAY_BUFFER,new Float32Array([0,0,1,0,1,1,0,1]),a.STATIC_DRAW),a.bindBuffer(a.ELEMENT_ARRAY_BUFFER,aa),a.bufferData(a.ELEMENT_ARRAY_BUFFER,new Uint16Array([0,1,2,0,2,3]),a.STATIC_DRAW),d.perspUniform=a.getUniformLocation(d,"u_perspMatrix"),d.cubeUniform=
-a.getUniformLocation(d,"u_cubeMatrix"),d.level=-1,d.currentNodes=[],d.nodeCache=[],d.nodeCacheTimestamp=0);I=a.getError();if(0!==I)throw console.log("Error: Something went wrong with WebGL!",I),{type:"webgl error"};f()}};this.destroy=function(){Z!==p&&(z!==p&&Z.contains(z)&&Z.removeChild(z),S!==p&&Z.contains(S)&&Z.removeChild(S));if(a){var d=a.getExtension("WEBGL_lose_context");d&&d.loseContext()}};this.resize=function(){var g=D.devicePixelRatio||1;z.width=z.clientWidth*g;z.height=z.clientHeight*
-g;a&&(1286==a.getError()&&Ha(),a.viewport(0,0,a.drawingBufferWidth,a.drawingBufferHeight),"multires"!=x&&a.uniform1f(d.aspectRatio,z.clientWidth/z.clientHeight))};this.resize();this.setPose=function(a,d){ea=[a,d]};this.render=function(g,e,k,s){var m;m=0;s===p&&(s={});s.roll&&(m=s.roll);if(ea!==p){var c=ea[0],f=ea[1],u=g,y=e,n=Math.cos(f)*Math.sin(g)*Math.sin(c)+Math.cos(g)*(Math.cos(c)*Math.cos(e)+Math.sin(f)*Math.sin(c)*Math.sin(e)),D=-Math.sin(g)*Math.sin(f)+Math.cos(g)*Math.cos(f)*Math.sin(e);
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-Math.sqrt(f[0]*f[0]+f[1]*f[1])),1),-1));0>c[2]&&(f=2*Math.PI-f);m+=f}if(a||"multires"!=x&&"cubemap"!=x){if("multires"!=x)k=2*Math.atan(Math.tan(0.5*k)/(a.drawingBufferWidth/a.drawingBufferHeight)),k=1/Math.tan(0.5*k),a.uniform1f(d.psi,e),a.uniform1f(d.theta,g),a.uniform1f(d.rot,m),a.uniform1f(d.f,k),!0===ka&&"equirectangular"==x&&(a.bindTexture(a.TEXTURE_2D,d.texture),a.texImage2D(a.TEXTURE_2D,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,l)),a.drawArrays(a.TRIANGLES,0,6);else{c=a.drawingBufferWidth/a.drawingBufferHeight;
-f=2*Math.atan(Math.tan(k/2)*a.drawingBufferHeight/a.drawingBufferWidth);f=1/Math.tan(f/2);c=[f/c,0,0,0,0,f,0,0,0,0,100.1/-99.9,20/-99.9,0,0,-1,0];for(f=1;f<l.maxLevel&&a.drawingBufferWidth>l.tileResolution*Math.pow(2,f-1)*Math.tan(k/2)*0.707;)f++;d.level=f;f=[1,0,0,0,1,0,0,0,1];f=pa(f,-m,"z");f=pa(f,-g,"x");f=pa(f,e,"y");f=[f[0],f[1],f[2],0,f[3],f[4],f[5],0,f[6],f[7],f[8],0,0,0,0,1];a.uniformMatrix4fv(d.perspUniform,!1,new Float32Array(Ga(c)));a.uniformMatrix4fv(d.cubeUniform,!1,new Float32Array(Ga(f)));
-c=[c[0]*f[0],c[0]*f[1],c[0]*f[2],0,c[5]*f[4],c[5]*f[5],c[5]*f[6],0,c[10]*f[8],c[10]*f[9],c[10]*f[10],c[11],-f[8],-f[9],-f[10],0];d.nodeCache.sort(R);if(200<d.nodeCache.length&&d.nodeCache.length>d.currentNodes.length+50)for(f=d.nodeCache.splice(200,d.nodeCache.length-200),m=0;m<f.length;m++)a.deleteTexture(f[m].texture);d.currentNodes=[];f="fbudlr".split("");for(m=0;6>m;m++)u=new M(xa[m],f[m],1,0,0,l.fullpath),La(c,u,g,e,k);d.currentNodes.sort(na);for(m=ba.length-1;0<=m;m--)-1===d.currentNodes.indexOf(ba[m].node)&&
-(ba[m].node.textureLoad=!1,ba.splice(m,1));if(0===ba.length)for(m=0;m<d.currentNodes.length;m++)if(g=d.currentNodes[m],!g.texture&&!g.textureLoad){g.textureLoad=!0;setTimeout(wa,0,g);break}if(!d.drawInProgress){d.drawInProgress=!0;a.clear(a.COLOR_BUFFER_BIT);for(g=0;g<d.currentNodes.length;g++)1<d.currentNodes[g].textureLoaded&&(a.bindBuffer(a.ARRAY_BUFFER,fa),a.bufferData(a.ARRAY_BUFFER,new Float32Array(d.currentNodes[g].vertices),a.STATIC_DRAW),a.vertexAttribPointer(d.vertPosLocation,3,a.FLOAT,
-!1,0,0),a.bindBuffer(a.ARRAY_BUFFER,ya),a.vertexAttribPointer(d.texCoordLocation,2,a.FLOAT,!1,0,0),a.bindTexture(a.TEXTURE_2D,d.currentNodes[g].texture),a.drawElements(a.TRIANGLES,6,a.UNSIGNED_SHORT,0));d.drawInProgress=!1}}if(s.returnImage!==p)return z.toDataURL("image/png")}else for(m=$/2,s={f:"translate3d(-"+(m+2)+"px, -"+(m+2)+"px, -"+m+"px)",b:"translate3d("+(m+2)+"px, -"+(m+2)+"px, "+m+"px) rotateX(180deg) rotateZ(180deg)",u:"translate3d(-"+(m+2)+"px, -"+m+"px, "+(m+2)+"px) rotateX(270deg)",
-d:"translate3d(-"+(m+2)+"px, "+m+"px, -"+(m+2)+"px) rotateX(90deg)",l:"translate3d(-"+m+"px, -"+(m+2)+"px, "+(m+2)+"px) rotateX(180deg) rotateY(90deg) rotateZ(180deg)",r:"translate3d("+m+"px, -"+(m+2)+"px, -"+(m+2)+"px) rotateY(270deg)"},k=1/Math.tan(k/2),k=k*z.clientWidth/2+"px",g="perspective("+k+") translateZ("+k+") rotateX("+g+"rad) rotateY("+e+"rad) ",e=Object.keys(s),m=0;6>m;m++)if(k=S.querySelector(".pnlm-"+e[m]+"face"))k.style.webkitTransform=g+s[e[m]],k.style.transform=g+s[e[m]]};this.isLoading=
-function(){if(a&&"multires"==x)for(var g=0;g<d.currentNodes.length;g++)if(!d.currentNodes[g].textureLoaded)return!0;return!1};this.getCanvas=function(){return z};var ba=[],ja=function(){function d(){var c=this;this.texture=this.callback=null;this.image=new Image;this.image.crossOrigin=m?m:"anonymous";var e=function(){if(0<c.image.width&&0<c.image.height){var d=c.image;a.bindTexture(a.TEXTURE_2D,c.texture);a.texImage2D(a.TEXTURE_2D,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,d);a.texParameteri(a.TEXTURE_2D,a.TEXTURE_MAG_FILTER,
-a.LINEAR);a.texParameteri(a.TEXTURE_2D,a.TEXTURE_MIN_FILTER,a.LINEAR);a.texParameteri(a.TEXTURE_2D,a.TEXTURE_WRAP_S,a.CLAMP_TO_EDGE);a.texParameteri(a.TEXTURE_2D,a.TEXTURE_WRAP_T,a.CLAMP_TO_EDGE);a.bindTexture(a.TEXTURE_2D,null);c.callback(c.texture,!0)}else c.callback(c.texture,!1);ba.length?(d=ba.shift(),c.loadTexture(d.src,d.texture,d.callback)):k[g++]=c};this.image.addEventListener("load",e);this.image.addEventListener("error",e)}function e(a,c,d,e){this.node=a;this.src=c;this.texture=d;this.callback=
-e}var g=4,k={},m;d.prototype.loadTexture=function(a,c,d){this.texture=c;this.callback=d;this.image.src=a};for(var c=0;c<g;c++)k[c]=new d;return function(c,d,l,n){m=n;n=a.createTexture();g?k[--g].loadTexture(d,n,l):ba.push(new e(c,d,n,l));return n}}()}var s="attribute vec2 a_texCoord;varying vec2 v_texCoord;void main() {gl_Position = vec4(a_texCoord, 0.0, 1.0);v_texCoord = a_texCoord;}",k="attribute vec3 a_vertCoord;attribute vec2 a_texCoord;uniform mat4 u_cubeMatrix;uniform mat4 u_perspMatrix;varying mediump vec2 v_texCoord;void main(void) {gl_Position = u_perspMatrix * u_cubeMatrix * vec4(a_vertCoord, 1.0);v_texCoord = a_texCoord;}",
+// Pannellum 805f6da, https://github.com/mpetroff/pannellum
+window.libpannellum=function(F,f,p){function ja(Z){function R(a,d){return 1==a.level&&1!=d.level?-1:1==d.level&&1!=a.level?1:d.timestamp-a.timestamp}function na(a,d){return a.level!=d.level?a.level-d.level:a.diff-d.diff}function M(a,d,c,f,k,g){this.vertices=a;this.side=d;this.level=c;this.x=f;this.y=k;this.path=g.replace("%s",d).replace("%l",c).replace("%x",f).replace("%y",k)}function La(a,d,f,p,k){var g;var e=d.vertices;g=oa(a,e.slice(0,3));var s=oa(a,e.slice(3,6)),z=oa(a,e.slice(6,9)),e=oa(a,e.slice(9,
+12)),m=g[0]+s[0]+z[0]+e[0];-4==m||4==m?g=!1:(m=g[1]+s[1]+z[1]+e[1],g=-4==m||4==m?!1:4!=g[2]+s[2]+z[2]+e[2]);if(g){g=d.vertices;s=g[0]+g[3]+g[6]+g[9];z=g[1]+g[4]+g[7]+g[10];e=g[2]+g[5]+g[8]+g[11];m=Math.sqrt(s*s+z*z+e*e);e=Math.asin(e/m);s=Math.atan2(z,s)-p;s+=s>Math.PI?-2*Math.PI:s<-Math.PI?2*Math.PI:0;s=Math.abs(s);d.diff=Math.acos(Math.sin(f)*Math.sin(e)+Math.cos(f)*Math.cos(e)*Math.cos(s));s=!1;for(z=0;z<c.nodeCache.length;z++)if(c.nodeCache[z].path==d.path){s=!0;c.nodeCache[z].timestamp=c.nodeCacheTimestamp++;
+c.nodeCache[z].diff=d.diff;c.currentNodes.push(c.nodeCache[z]);break}s||(d.timestamp=c.nodeCacheTimestamp++,c.currentNodes.push(d),c.nodeCache.push(d));if(d.level<c.level){var e=n.cubeResolution*Math.pow(2,d.level-n.maxLevel),s=Math.ceil(e*n.invTileResolution)-1,z=e%n.tileResolution*2,l=2*e%n.tileResolution;0===l&&(l=n.tileResolution);0===z&&(z=2*n.tileResolution);m=0.5;if(d.x==s||d.y==s)m=1-n.tileResolution/(n.tileResolution+l);var x=1-m,e=[],t=m,y=m,C=m,I=x,J=x,A=x;if(l<n.tileResolution)if(d.x==
+s&&d.y!=s){if(J=y=0.5,"d"==d.side||"u"==d.side)A=C=0.5}else d.x!=s&&d.y==s&&(I=t=0.5,"l"==d.side||"r"==d.side)&&(A=C=0.5);z<=n.tileResolution&&(d.x==s&&(t=0,I=1,"l"==d.side||"r"==d.side)&&(C=0,A=1),d.y==s&&(y=0,J=1,"d"==d.side||"u"==d.side)&&(C=0,A=1));l=[g[0],g[1],g[2],g[0]*t+g[3]*I,g[1]*m+g[4]*x,g[2]*C+g[5]*A,g[0]*t+g[6]*I,g[1]*y+g[7]*J,g[2]*C+g[8]*A,g[0]*m+g[9]*x,g[1]*y+g[10]*J,g[2]*C+g[11]*A];l=new M(l,d.side,d.level+1,2*d.x,2*d.y,n.fullpath);e.push(l);d.x==s&&z<=n.tileResolution||(l=[g[0]*t+
+g[3]*I,g[1]*m+g[4]*x,g[2]*C+g[5]*A,g[3],g[4],g[5],g[3]*m+g[6]*x,g[4]*y+g[7]*J,g[5]*C+g[8]*A,g[0]*t+g[6]*I,g[1]*y+g[7]*J,g[2]*C+g[8]*A],l=new M(l,d.side,d.level+1,2*d.x+1,2*d.y,n.fullpath),e.push(l));d.x==s&&z<=n.tileResolution||d.y==s&&z<=n.tileResolution||(l=[g[0]*t+g[6]*I,g[1]*y+g[7]*J,g[2]*C+g[8]*A,g[3]*m+g[6]*x,g[4]*y+g[7]*J,g[5]*C+g[8]*A,g[6],g[7],g[8],g[9]*t+g[6]*I,g[10]*m+g[7]*x,g[11]*C+g[8]*A],l=new M(l,d.side,d.level+1,2*d.x+1,2*d.y+1,n.fullpath),e.push(l));d.y==s&&z<=n.tileResolution||(l=
+[g[0]*m+g[9]*x,g[1]*y+g[10]*J,g[2]*C+g[11]*A,g[0]*t+g[6]*I,g[1]*y+g[7]*J,g[2]*C+g[8]*A,g[9]*t+g[6]*I,g[10]*m+g[7]*x,g[11]*C+g[8]*A,g[9],g[10],g[11]],l=new M(l,d.side,d.level+1,2*d.x,2*d.y+1,n.fullpath),e.push(l));for(d=0;d<e.length;d++)La(a,e[d],f,p,k)}}}function Ma(){return[-1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,1,1,1,-1,1,1,-1,-1,1,1,-1,1,-1,1,1,1,1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1,1,-1,1,-1,-1,1,-1,1,1,-1,1,-1,-1,-1,-1,-1,-1,1,1,1,-1,1,1,1,1,-1,1,1,-1,-1]}function pa(a,d,c){var f=Math.sin(d);d=Math.cos(d);
+if("x"==c)return[a[0],d*a[1]+f*a[2],d*a[2]-f*a[1],a[3],d*a[4]+f*a[5],d*a[5]-f*a[4],a[6],d*a[7]+f*a[8],d*a[8]-f*a[7]];if("y"==c)return[d*a[0]-f*a[2],a[1],d*a[2]+f*a[0],d*a[3]-f*a[5],a[4],d*a[5]+f*a[3],d*a[6]-f*a[8],a[7],d*a[8]+f*a[6]];if("z"==c)return[d*a[0]+f*a[1],d*a[1]-f*a[0],a[2],d*a[3]+f*a[4],d*a[4]-f*a[3],a[5],d*a[6]+f*a[7],d*a[7]-f*a[6],a[8]]}function Ga(a){return[a[0],a[4],a[8],a[12],a[1],a[5],a[9],a[13],a[2],a[6],a[10],a[14],a[3],a[7],a[11],a[15]]}function xa(a){ja(a,a.path+"."+n.extension,
+function(d,c){a.texture=d;a.textureLoaded=c?2:1},qa.crossOrigin)}function oa(a,d){var c=[a[0]*d[0]+a[1]*d[1]+a[2]*d[2],a[4]*d[0]+a[5]*d[1]+a[6]*d[2],a[11]+a[8]*d[0]+a[9]*d[1]+a[10]*d[2],1/(a[12]*d[0]+a[13]*d[1]+a[14]*d[2])],f=c[0]*c[3],k=c[1]*c[3],c=c[2]*c[3],g=[0,0,0];-1>f&&(g[0]=-1);1<f&&(g[0]=1);-1>k&&(g[1]=-1);1<k&&(g[1]=1);if(-1>c||1<c)g[2]=1;return g}function Ha(){console.log("Reducing canvas size due to error 1286!");E.width=Math.round(E.width/2);E.height=Math.round(E.height/2)}var E=f.createElement("canvas");
+E.style.width=E.style.height="100%";Z.appendChild(E);var c,a,U,V,$,S,ya,ea,n,y,ka,D,fa,za,aa,qa;this.init=function(H,d,Sa,L,k,g,e,s){function z(a){if(F){var d=a*a*4,g=new Uint8ClampedArray(d),c=s.backgroundColor?s.backgroundColor:[0,0,0];c[0]*=255;c[1]*=255;c[2]*=255;for(var b=0;b<d;b++)g[b++]=c[0],g[b++]=c[1],g[b++]=c[2];a=new ImageData(g,a,a);for(m=0;6>m;m++)0==n[m].width&&(n[m]=a)}}d===p&&(d="equirectangular");if("equirectangular"!=d&&"cubemap"!=d&&"multires"!=d)throw console.log("Error: invalid image type specified!"),
+{type:"config error"};y=d;n=H;ka=Sa;qa=s||{};if(c){U&&(a.detachShader(c,U),a.deleteShader(U));V&&(a.detachShader(c,V),a.deleteShader(V));a.bindBuffer(a.ARRAY_BUFFER,null);a.bindBuffer(a.ELEMENT_ARRAY_BUFFER,null);c.texture&&a.deleteTexture(c.texture);if(c.nodeCache)for(H=0;H<c.nodeCache.length;H++)a.deleteTexture(c.nodeCache[H].texture);a.deleteProgram(c);c=p}ea=p;var m,F=!1,x;if("cubemap"==y)for(m=0;6>m;m++)0<n[m].width?(x===p&&(x=n[m].width),x!=n[m].width&&console.log("Cube faces have inconsistent widths: "+
+x+" vs. "+n[m].width)):F=!0;"cubemap"==y&&0!==(x&x-1)&&(navigator.userAgent.toLowerCase().match(/(iphone|ipod|ipad).* os 8_/)||navigator.userAgent.toLowerCase().match(/(iphone|ipod|ipad).* os 9_/)||navigator.userAgent.toLowerCase().match(/(iphone|ipod|ipad).* os 10_/)||navigator.userAgent.match(/Trident.*rv[ :]*11\./))||(a||(a=E.getContext("experimental-webgl",{alpha:!1,depth:!1})),a&&1286==a.getError()&&Ha());if(!a&&("multires"==y&&n.hasOwnProperty("fallbackPath")||"cubemap"==y)&&("WebkitAppearance"in
+f.documentElement.style||navigator.userAgent.match(/Trident.*rv[ :]*11\./)||-1!==navigator.appVersion.indexOf("MSIE 10"))){S&&Z.removeChild(S);S=f.createElement("div");S.className="pnlm-world";L=n.basePath?n.basePath+n.fallbackPath:n.fallbackPath;var M="frblud".split(""),R=0;k=function(){var a=f.createElement("canvas");a.className="pnlm-face pnlm-"+M[this.side]+"face";S.appendChild(a);var d=a.getContext("2d");a.style.width=this.width+4+"px";a.style.height=this.height+4+"px";a.width=this.width+4;a.height=
+this.height+4;d.drawImage(this,2,2);var g=d.getImageData(0,0,a.width,a.height),c=g.data,b,e;for(b=2;b<a.width-2;b++)for(e=0;4>e;e++)c[4*(b+a.width)+e]=c[4*(b+2*a.width)+e],c[4*(b+a.width*(a.height-2))+e]=c[4*(b+a.width*(a.height-3))+e];for(b=2;b<a.height-2;b++)for(e=0;4>e;e++)c[4*(b*a.width+1)+e]=c[4*(b*a.width+2)+e],c[4*((b+1)*a.width-2)+e]=c[4*((b+1)*a.width-3)+e];for(e=0;4>e;e++)c[4*(a.width+1)+e]=c[4*(2*a.width+2)+e],c[4*(2*a.width-2)+e]=c[4*(3*a.width-3)+e],c[4*(a.width*(a.height-2)+1)+e]=c[4*
+(a.width*(a.height-3)+2)+e],c[4*(a.width*(a.height-1)-2)+e]=c[4*(a.width*(a.height-2)-3)+e];for(b=1;b<a.width-1;b++)for(e=0;4>e;e++)c[4*b+e]=c[4*(b+a.width)+e],c[4*(b+a.width*(a.height-1))+e]=c[4*(b+a.width*(a.height-2))+e];for(b=1;b<a.height-1;b++)for(e=0;4>e;e++)c[b*a.width*4+e]=c[4*(b*a.width+1)+e],c[4*((b+1)*a.width-1)+e]=c[4*((b+1)*a.width-2)+e];for(e=0;4>e;e++)c[e]=c[4*(a.width+1)+e],c[4*(a.width-1)+e]=c[4*(2*a.width-2)+e],c[a.width*(a.height-1)*4+e]=c[4*(a.width*(a.height-2)+1)+e],c[4*(a.width*
+a.height-1)+e]=c[4*(a.width*(a.height-1)-2)+e];d.putImageData(g,0,0);C.call(this)};var C=function(){0<this.width?($===p&&($=this.width),$!=this.width&&console.log("Fallback faces have inconsistent widths: "+$+" vs. "+this.width)):F=!0;R++;6==R&&($=this.width,Z.appendChild(S),e())},F=!1;for(m=0;6>m;m++)g=new Image,g.crossOrigin=qa.crossOrigin?qa.crossOrigin:"anonymous",g.side=m,g.onload=k,g.onerror=C,g.src="multires"==y?L.replace("%s",M[m])+"."+n.extension:n[m].src;z($)}else{if(!a)throw console.log("Error: no WebGL support detected!"),
+{type:"no webgl"};"cubemap"==y&&z(x);n.fullpath=n.basePath?n.basePath+n.path:n.path;n.invTileResolution=1/n.tileResolution;H=Ma();ya=[];for(m=0;6>m;m++)ya[m]=H.slice(12*m,12*m+12),H=Ma();H=0;if("equirectangular"==y){if(H=a.getParameter(a.MAX_TEXTURE_SIZE),Math.max(n.width/2,n.height)>H)throw console.log("Error: The image is too big; it's "+n.width+"px wide, but this device's maximum supported size is "+2*H+"px."),{type:"webgl size error",width:n.width,maxWidth:2*H};}else if("cubemap"==y&&x>a.getParameter(a.MAX_CUBE_MAP_TEXTURE_SIZE))throw console.log("Error: The image is too big; it's "+
+x+"px wide, but this device's maximum supported size is "+H+"px."),{type:"webgl size error",width:x,maxWidth:H};s===p||s.horizonPitch===p&&s.horizonRoll===p||(ea=[s.horizonPitch==p?0:s.horizonPitch,s.horizonRoll==p?0:s.horizonRoll]);x=a.TEXTURE_2D;a.viewport(0,0,a.drawingBufferWidth,a.drawingBufferHeight);a.getShaderPrecisionFormat&&(d=a.getShaderPrecisionFormat(a.FRAGMENT_SHADER,a.HIGH_FLOAT))&&1>d.precision&&(ra=ra.replace("highp","mediump"));U=a.createShader(a.VERTEX_SHADER);d=t;"multires"==y&&
+(d=l);a.shaderSource(U,d);a.compileShader(U);V=a.createShader(a.FRAGMENT_SHADER);d=sa;"cubemap"==y?(x=a.TEXTURE_CUBE_MAP,d=cb):"multires"==y&&(d=ta);a.shaderSource(V,d);a.compileShader(V);c=a.createProgram();a.attachShader(c,U);a.attachShader(c,V);a.linkProgram(c);a.getShaderParameter(U,a.COMPILE_STATUS)||console.log(a.getShaderInfoLog(U));a.getShaderParameter(V,a.COMPILE_STATUS)||console.log(a.getShaderInfoLog(V));a.getProgramParameter(c,a.LINK_STATUS)||console.log(a.getProgramInfoLog(c));a.useProgram(c);
+c.drawInProgress=!1;d=s.backgroundColor?s.backgroundColor:[0,0,0];a.clearColor(d[0],d[1],d[2],1);a.clear(a.COLOR_BUFFER_BIT);c.texCoordLocation=a.getAttribLocation(c,"a_texCoord");a.enableVertexAttribArray(c.texCoordLocation);"multires"!=y?(D||(D=a.createBuffer()),a.bindBuffer(a.ARRAY_BUFFER,D),a.bufferData(a.ARRAY_BUFFER,new Float32Array([-1,1,1,1,1,-1,-1,1,1,-1,-1,-1]),a.STATIC_DRAW),a.vertexAttribPointer(c.texCoordLocation,2,a.FLOAT,!1,0,0),c.aspectRatio=a.getUniformLocation(c,"u_aspectRatio"),
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