// Pannellum 2.5.7, https://github.com/mpetroff/pannellum
window.libpannellum=function(E,g,p){function Ba(K){function ja(a,d){return 1==a.level&&1!=d.level?-1:1==d.level&&1!=a.level?1:d.timestamp-a.timestamp}function Q(a,d){return a.level!=d.level?a.level-d.level:a.diff-d.diff}function ka(a,d,c,g,k,h){this.vertices=a;this.side=d;this.level=c;this.x=g;this.y=k;this.path=h.replace("%s",d).replace("%l",c).replace("%x",g).replace("%y",k)}function Ja(a,d,g,p,k){var h;var e=d.vertices;h=la(a,e.slice(0,3));var u=la(a,e.slice(3,6)),x=la(a,e.slice(6,9)),e=la(a,e.slice(9,
12)),t=h[0]+u[0]+x[0]+e[0];-4==t||4==t?h=!1:(t=h[1]+u[1]+x[1]+e[1],h=-4==t||4==t?!1:4!=h[2]+u[2]+x[2]+e[2]);if(h){h=d.vertices;u=h[0]+h[3]+h[6]+h[9];x=h[1]+h[4]+h[7]+h[10];e=h[2]+h[5]+h[8]+h[11];t=Math.sqrt(u*u+x*x+e*e);e=Math.asin(e/t);u=Math.atan2(x,u)-p;u+=u>Math.PI?-2*Math.PI:u<-Math.PI?2*Math.PI:0;u=Math.abs(u);d.diff=Math.acos(Math.sin(g)*Math.sin(e)+Math.cos(g)*Math.cos(e)*Math.cos(u));u=!1;for(x=0;x<c.nodeCache.length;x++)if(c.nodeCache[x].path==d.path){u=!0;c.nodeCache[x].timestamp=c.nodeCacheTimestamp++;
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(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(h,0,0);D.call(this)};var D=function(){0<this.width?($===p&&($=this.width),$!=this.width&&console.log("Fallback faces have inconsistent widths: "+$+" vs. "+this.width)):E=!0;S++;6==S&&($=this.width,K.appendChild(R),e())},E=!1;for(t=0;6>t;t++)h=new Image,h.crossOrigin=va.crossOrigin?va.crossOrigin:"anonymous",h.side=t,h.onload=k,h.onerror=D,h.src="multires"==z?I.replace("%s",Q[t])+"."+m.extension:m[t].src;x($)}else{if(!a)throw console.log("Error: no WebGL support detected!"),
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y+"px wide, but this device's maximum supported size is "+L+"px."),{type:"webgl size error",width:y,maxWidth:L};u===p||u.horizonPitch===p&&u.horizonRoll===p||(ga=[u.horizonPitch==p?0:u.horizonPitch,u.horizonRoll==p?0:u.horizonRoll]);y=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&&(oa=oa.replace("highp","mediump"));U=a.createShader(a.VERTEX_SHADER);d=s;"multires"==z&&
(d=l);a.shaderSource(U,d);a.compileShader(U);V=a.createShader(a.FRAGMENT_SHADER);d=pa;"cubemap"==z?(y=a.TEXTURE_CUBE_MAP,d=qa):"multires"==z&&(d=bb);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=u.backgroundColor?u.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"!=z?(ca||(ca=a.createBuffer()),a.bindBuffer(a.ARRAY_BUFFER,ca),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"),
a.uniform1f(c.aspectRatio,a.drawingBufferWidth/a.drawingBufferHeight),c.psi=a.getUniformLocation(c,"u_psi"),c.theta=a.getUniformLocation(c,"u_theta"),c.f=a.getUniformLocation(c,"u_f"),c.h=a.getUniformLocation(c,"u_h"),c.v=a.getUniformLocation(c,"u_v"),c.vo=a.getUniformLocation(c,"u_vo"),c.rot=a.getUniformLocation(c,"u_rot"),a.uniform1f(c.h,I/(2*Math.PI)),a.uniform1f(c.v,k/Math.PI),a.uniform1f(c.vo,h/Math.PI*2),"equirectangular"==z&&(c.backgroundColor=a.getUniformLocation(c,"u_backgroundColor"),a.uniform4fv(c.backgroundColor,
d.concat([1]))),c.texture=a.createTexture(),a.bindTexture(y,c.texture),"cubemap"==z?(a.texImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_X,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,m[1]),a.texImage2D(a.TEXTURE_CUBE_MAP_NEGATIVE_X,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,m[3]),a.texImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_Y,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,m[4]),a.texImage2D(a.TEXTURE_CUBE_MAP_NEGATIVE_Y,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,m[5]),a.texImage2D(a.TEXTURE_CUBE_MAP_POSITIVE_Z,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,m[0]),a.texImage2D(a.TEXTURE_CUBE_MAP_NEGATIVE_Z,
0,a.RGB,a.RGB,a.UNSIGNED_BYTE,m[2])):m.width<=L?(a.uniform1i(a.getUniformLocation(c,"u_splitImage"),0),a.texImage2D(y,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,m)):(a.uniform1i(a.getUniformLocation(c,"u_splitImage"),1),I=g.createElement("canvas"),I.width=m.width/2,I.height=m.height,I=I.getContext("2d"),I.drawImage(m,0,0),k=I.getImageData(0,0,m.width/2,m.height),a.texImage2D(y,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,k),c.texture2=a.createTexture(),a.activeTexture(a.TEXTURE1),a.bindTexture(y,c.texture2),a.uniform1i(a.getUniformLocation(c,
"u_image1"),1),I.drawImage(m,-m.width/2,0),k=I.getImageData(0,0,m.width/2,m.height),a.texImage2D(y,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,k),a.texParameteri(y,a.TEXTURE_WRAP_S,a.CLAMP_TO_EDGE),a.texParameteri(y,a.TEXTURE_WRAP_T,a.CLAMP_TO_EDGE),a.texParameteri(y,a.TEXTURE_MIN_FILTER,a.LINEAR),a.texParameteri(y,a.TEXTURE_MAG_FILTER,a.LINEAR),a.activeTexture(a.TEXTURE0)),a.texParameteri(y,a.TEXTURE_WRAP_S,a.CLAMP_TO_EDGE),a.texParameteri(y,a.TEXTURE_WRAP_T,a.CLAMP_TO_EDGE),a.texParameteri(y,a.TEXTURE_MIN_FILTER,
a.LINEAR),a.texParameteri(y,a.TEXTURE_MAG_FILTER,a.LINEAR)):(c.vertPosLocation=a.getAttribLocation(c,"a_vertCoord"),a.enableVertexAttribArray(c.vertPosLocation),Fa||(Fa=a.createBuffer()),Y||(Y=a.createBuffer()),na||(na=a.createBuffer()),a.bindBuffer(a.ARRAY_BUFFER,Y),a.bufferData(a.ARRAY_BUFFER,new Float32Array([0,0,1,0,1,1,0,1]),a.STATIC_DRAW),a.bindBuffer(a.ELEMENT_ARRAY_BUFFER,na),a.bufferData(a.ELEMENT_ARRAY_BUFFER,new Uint16Array([0,1,2,0,2,3]),a.STATIC_DRAW),c.perspUniform=a.getUniformLocation(c,
"u_perspMatrix"),c.cubeUniform=a.getUniformLocation(c,"u_cubeMatrix"),c.level=-1,c.currentNodes=[],c.nodeCache=[],c.nodeCacheTimestamp=0);I=a.getError();if(0!==I)throw console.log("Error: Something went wrong with WebGL!",I),{type:"webgl error"};e()}};this.destroy=function(){K!==p&&(A!==p&&K.contains(A)&&K.removeChild(A),R!==p&&K.contains(R)&&K.removeChild(R));if(a){var c=a.getExtension("WEBGL_lose_context");c&&c.loseContext()}};this.resize=function(){var g=E.devicePixelRatio||1;A.width=A.clientWidth*
g;A.height=A.clientHeight*g;a&&(1286==a.getError()&&Ea(),a.viewport(0,0,a.drawingBufferWidth,a.drawingBufferHeight),"multires"!=z&&a.uniform1f(c.aspectRatio,A.clientWidth/A.clientHeight))};this.resize();this.setPose=function(a,c){ga=[a,c]};this.render=function(g,d,l,s){var k,h=0;s===p&&(s={});s.roll&&(h=s.roll);if(ga!==p){k=ga[0];var e=ga[1],u=g,x=d,t=Math.cos(e)*Math.sin(g)*Math.sin(k)+Math.cos(g)*(Math.cos(k)*Math.cos(d)+Math.sin(e)*Math.sin(k)*Math.sin(d)),E=-Math.sin(g)*Math.sin(e)+Math.cos(g)*
Math.cos(e)*Math.sin(d);g=Math.cos(e)*Math.cos(k)*Math.sin(g)+Math.cos(g)*(-Math.cos(d)*Math.sin(k)+Math.cos(k)*Math.sin(e)*Math.sin(d));g=Math.asin(Math.max(Math.min(g,1),-1));d=Math.atan2(E,t);k=[Math.cos(u)*(Math.sin(e)*Math.sin(k)*Math.cos(x)-Math.cos(k)*Math.sin(x)),Math.cos(u)*Math.cos(e)*Math.cos(x),Math.cos(u)*(Math.cos(k)*Math.sin(e)*Math.cos(x)+Math.sin(x)*Math.sin(k))];e=[-Math.cos(g)*Math.sin(d),Math.cos(g)*Math.cos(d)];e=Math.acos(Math.max(Math.min((k[0]*e[0]+k[1]*e[1])/(Math.sqrt(k[0]*
k[0]+k[1]*k[1]+k[2]*k[2])*Math.sqrt(e[0]*e[0]+e[1]*e[1])),1),-1));0>k[2]&&(e=2*Math.PI-e);h+=e}if(a||"multires"!=z&&"cubemap"!=z){if("multires"!=z)l=2*Math.atan(Math.tan(0.5*l)/(a.drawingBufferWidth/a.drawingBufferHeight)),l=1/Math.tan(0.5*l),a.uniform1f(c.psi,d),a.uniform1f(c.theta,g),a.uniform1f(c.rot,h),a.uniform1f(c.f,l),!0===G&&"equirectangular"==z&&(a.bindTexture(a.TEXTURE_2D,c.texture),a.texImage2D(a.TEXTURE_2D,0,a.RGB,a.RGB,a.UNSIGNED_BYTE,m)),a.drawArrays(a.TRIANGLES,0,6);else{k=a.drawingBufferWidth/
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