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t=e.contents;e.contents=new Uint8Array(r),t&&e.contents.set(t.subarray(0,Math.min(r,e.usedBytes))),e.usedBytes=r}},node_ops:{getattr:function(e){var r={};return r.dev=Oe.isChrdev(e.mode)?e.id:1,r.ino=e.id,r.mode=e.mode,r.nlink=1,r.uid=0,r.gid=0,r.rdev=e.rdev,Oe.isDir(e.mode)?r.size=4096:Oe.isFile(e.mode)?r.size=e.usedBytes:Oe.isLink(e.mode)?r.size=e.link.length:r.size=0,r.atime=new Date(e.timestamp),r.mtime=new Date(e.timestamp),r.ctime=new Date(e.timestamp),r.blksize=4096,r.blocks=Math.ceil(r.size/r.blksize),r},setattr:function(e,r){void 0!==r.mode&&(e.mode=r.mode),void 0!==r.timestamp&&(e.timestamp=r.timestamp),void 0!==r.size&&Ae.resizeFileStorage(e,r.size)},lookup:function(e,r){throw Oe.genericErrors[44]},mknod:function(e,r,t,n){return Ae.createNode(e,r,t,n)},rename:function(e,r,t){if(Oe.isDir(e.mode)){var n;try{n=Oe.lookupNode(r,t)}catch(e){}if(n)for(var o in n.contents)throw new Oe.ErrnoError(55)}delete 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n=Oe.lookupPath(e,{parent:!0}).node,o=Te.basename(e);if(!o||"."===o||".."===o)throw new Oe.ErrnoError(28);var a=Oe.mayCreate(n,o);if(a)throw new Oe.ErrnoError(a);if(!n.node_ops.mknod)throw new Oe.ErrnoError(63);return n.node_ops.mknod(n,o,r,t)},create:(e,r)=>(r=void 0!==r?r:438,r&=4095,r|=32768,Oe.mknod(e,r,0)),mkdir:(e,r)=>(r=void 0!==r?r:511,r&=1023,r|=16384,Oe.mknod(e,r,0)),mkdirTree:(e,r)=>{for(var t=e.split("/"),n="",o=0;o<t.length;++o)if(t[o]){n+="/"+t[o];try{Oe.mkdir(n,r)}catch(e){if(20!=e.errno)throw e}}},mkdev:(e,r,t)=>(void 0===t&&(t=r,r=438),r|=8192,Oe.mknod(e,r,t)),symlink:(e,r)=>{if(!Pe.resolve(e))throw new Oe.ErrnoError(44);var t=Oe.lookupPath(r,{parent:!0}).node;if(!t)throw new Oe.ErrnoError(44);var n=Te.basename(r),o=Oe.mayCreate(t,n);if(o)throw new Oe.ErrnoError(o);if(!t.node_ops.symlink)throw new Oe.ErrnoError(63);return t.node_ops.symlink(t,n,e)},rename:(e,r)=>{var t,n,o=Te.dirname(e),a=Te.dirname(r),i=Te.basename(e),s=Te.basename(r);if(t=Oe.lookupPath(e,{parent:!0}).node,n=Oe.lookupPath(r,{parent:!0}).node,!t||!n)throw new Oe.ErrnoError(44);if(t.mount!==n.mount)throw new Oe.ErrnoError(75);var u,c=Oe.lookupNode(t,i),l=Pe.relative(e,a);if("."!==l.charAt(0))throw new Oe.ErrnoError(28);if("."!==(l=Pe.relative(r,o)).charAt(0))throw new Oe.ErrnoError(55);try{u=Oe.lookupNode(n,s)}catch(e){}if(c!==u){var d=Oe.isDir(c.mode),f=Oe.mayDelete(t,i,d);if(f)throw new Oe.ErrnoError(f);if(f=u?Oe.mayDelete(n,s,d):Oe.mayCreate(n,s))throw new Oe.ErrnoError(f);if(!t.node_ops.rename)throw new Oe.ErrnoError(63);if(Oe.isMountpoint(c)||u&&Oe.isMountpoint(u))throw new Oe.ErrnoError(10);if(n!==t&&(f=Oe.nodePermissions(t,"w")))throw new Oe.ErrnoError(f);Oe.hashRemoveNode(c);try{t.node_ops.rename(c,n,s)}catch(e){throw e}finally{Oe.hashAddNode(c)}}},rmdir:e=>{var r=Oe.lookupPath(e,{parent:!0}).node,t=Te.basename(e),n=Oe.lookupNode(r,t),o=Oe.mayDelete(r,t,!0);if(o)throw new 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n=0;n<=t;++n){r.tempIndexBuffers[n]=null,r.tempVertexBufferCounters1[n]=r.tempVertexBufferCounters2[n]=0;var o=Ut.numTempVertexBuffersPerSize;r.tempVertexBuffers1[n]=[],r.tempVertexBuffers2[n]=[];var a=r.tempVertexBuffers1[n],i=r.tempVertexBuffers2[n];a.length=i.length=o;for(var s=0;s<o;++s)a[s]=i[s]=null}if(e){r.tempQuadIndexBuffer=fn.createBuffer(),r.GLctx.bindBuffer(34963,r.tempQuadIndexBuffer);for(var u=Ut.MAX_TEMP_BUFFER_SIZE>>1,c=new Uint16Array(u),l=(n=0,0);!(c[n++]=l,n>=u||(c[n++]=l+1,n>=u)||(c[n++]=l+2,n>=u)||(c[n++]=l,n>=u)||(c[n++]=l+2,n>=u)||(c[n++]=l+3,n>=u));)l+=4;r.GLctx.bufferData(34963,c,35044),r.GLctx.bindBuffer(34963,null)}},getTempVertexBuffer:function(e){var r=Ut.log2ceilLookup(e),t=Ut.currentContext.tempVertexBuffers1[r],n=Ut.currentContext.tempVertexBufferCounters1[r];Ut.currentContext.tempVertexBufferCounters1[r]=Ut.currentContext.tempVertexBufferCounters1[r]+1&Ut.numTempVertexBuffersPerSize-1;var o=t[n];if(o)return o;var a=fn.getParameter(34964);return t[n]=fn.createBuffer(),fn.bindBuffer(34962,t[n]),fn.bufferData(34962,1<<r,35048),fn.bindBuffer(34962,a),t[n]},getTempIndexBuffer:function(e){var r=Ut.log2ceilLookup(e),t=Ut.currentContext.tempIndexBuffers[r];if(t)return t;var n=fn.getParameter(34965);return Ut.currentContext.tempIndexBuffers[r]=fn.createBuffer(),fn.bindBuffer(34963,Ut.currentContext.tempIndexBuffers[r]),fn.bufferData(34963,1<<r,35048),fn.bindBuffer(34963,n),Ut.currentContext.tempIndexBuffers[r]},newRenderingFrameStarted:function(){if(Ut.currentContext){var e=Ut.currentContext.tempVertexBuffers1;Ut.currentContext.tempVertexBuffers1=Ut.currentContext.tempVertexBuffers2,Ut.currentContext.tempVertexBuffers2=e,e=Ut.currentContext.tempVertexBufferCounters1,Ut.currentContext.tempVertexBufferCounters1=Ut.currentContext.tempVertexBufferCounters2,Ut.currentContext.tempVertexBufferCounters2=e;for(var r=Ut.log2ceilLookup(Ut.MAX_TEMP_BUFFER_SIZE),t=0;t<=r;++t)Ut.currentContext.tempVertexBufferCounters1[t]=0}},getSource:function(e,r,t,n){for(var o="",a=0;a<r;++a){var i=n?I[n+4*a>>2]:-1;o+=z(I[t+4*a>>2],i<0?void 0:i)}return o},calcBufLength:function(e,r,t,n){return t>0?n*t:e*Ut.byteSizeByType[r-Ut.byteSizeByTypeRoot]*n},usedTempBuffers:[],preDrawHandleClientVertexAttribBindings:function(e){Ut.resetBufferBinding=!1;for(var r=0;r<Ut.currentContext.maxVertexAttribs;++r){var t=Ut.currentContext.clientBuffers[r];if(t.clientside&&t.enabled){Ut.resetBufferBinding=!0;var n=Ut.calcBufLength(t.size,t.type,t.stride,e),o=Ut.getTempVertexBuffer(n);fn.bindBuffer(34962,o),fn.bufferSubData(34962,0,M.subarray(t.ptr,t.ptr+n)),t.vertexAttribPointerAdaptor.call(fn,r,t.size,t.type,t.normalized,t.stride,0)}}},postDrawHandleClientVertexAttribBindings:function(){Ut.resetBufferBinding&&fn.bindBuffer(34962,Ut.buffers[fn.currentArrayBufferBinding])},createContext:function(e,r){if(r.renderViaOffscreenBackBuffer&&(r.preserveDrawingBuffer=!0),!e.getContextSafariWebGL2Fixed){e.getContextSafariWebGL2Fixed=e.getContext,e.getContext=function(r,t){var n=e.getContextSafariWebGL2Fixed(r,t);return"webgl"==r==n instanceof WebGLRenderingContext?n:null}}var t=r.majorVersion>1?e.getContext("webgl2",r):e.getContext("webgl",r);return t?Ut.registerContext(t,r):0},enableOffscreenFramebufferAttributes:function(e){e.renderViaOffscreenBackBuffer=!0,e.preserveDrawingBuffer=!0},createOffscreenFramebuffer:function(e){var r=e.GLctx,t=r.createFramebuffer();if(r.bindFramebuffer(36160,t),e.defaultFbo=t,e.defaultFboForbidBlitFramebuffer=!1,r.getContextAttributes().antialias)e.defaultFboForbidBlitFramebuffer=!0;else{var n=navigator.userAgent.toLowerCase().match(/firefox\/(\d\d)/);if(null!=n){var o=n[1];e.defaultFboForbidBlitFramebuffer=o<67}}e.defaultColorTarget=r.createTexture(),e.defaultDepthTarget=r.createRenderbuffer(),Ut.resizeOffscreenFramebuffer(e),r.bindTexture(3553,e.defaultColorTarget),r.texParameteri(3553,10241,9728),r.texParameteri(3553,10240,9728),r.texParameteri(3553,10242,33071),r.texParameteri(3553,10243,33071),r.texImage2D(3553,0,6408,r.canvas.width,r.canvas.height,0,6408,5121,null),r.framebufferTexture2D(36160,36064,3553,e.defaultColorTarget,0),r.bindTexture(3553,null);r.createRenderbuffer();r.bindRenderbuffer(36161,e.defaultDepthTarget),r.renderbufferStorage(36161,33189,r.canvas.width,r.canvas.height),r.framebufferRenderbuffer(36160,36096,36161,e.defaultDepthTarget),r.bindRenderbuffer(36161,null);var a=r.createBuffer();r.bindBuffer(34962,a),r.bufferData(34962,new Float32Array([-1,-1,-1,1,1,-1,1,1]),35044),r.bindBuffer(34962,null),e.blitVB=a;var i=r.createShader(35633);r.shaderSource(i,"attribute vec2 pos;varying lowp vec2 tex;void main() { tex = pos * 0.5 + vec2(0.5,0.5); gl_Position = vec4(pos, 0.0, 1.0); }"),r.compileShader(i);var s=r.createShader(35632);r.shaderSource(s,"varying lowp vec2 tex;uniform sampler2D sampler;void main() { gl_FragColor = texture2D(sampler, tex); }"),r.compileShader(s);var u=r.createProgram();r.attachShader(u,i),r.attachShader(u,s),r.linkProgram(u),e.blitProgram=u,e.blitPosLoc=r.getAttribLocation(u,"pos"),r.useProgram(u),r.uniform1i(r.getUniformLocation(u,"sampler"),0),r.useProgram(null),e.defaultVao=void 0,r.createVertexArray&&(e.defaultVao=r.createVertexArray(),r.bindVertexArray(e.defaultVao),r.enableVertexAttribArray(e.blitPosLoc),r.bindVertexArray(null))},resizeOffscreenFramebuffer:function(e){var r=e.GLctx;if(e.defaultColorTarget){var t=r.getParameter(32873);r.bindTexture(3553,e.defaultColorTarget),r.texImage2D(3553,0,6408,r.drawingBufferWidth,r.drawingBufferHeight,0,6408,5121,null),r.bindTexture(3553,t)}if(e.defaultDepthTarget){var n=r.getParameter(36007);r.bindRenderbuffer(36161,e.defaultDepthTarget),r.renderbufferStorage(36161,33189,r.drawingBufferWidth,r.drawingBufferHeight),r.bindRenderbuffer(36161,n)}},blitOffscreenFramebuffer:function(e){var r=e.GLctx,t=r.getParameter(3089);t&&r.disable(3089);var n=r.getParameter(36006);if(r.blitFramebuffer&&!e.defaultFboForbidBlitFramebuffer)r.bindFramebuffer(36008,e.defaultFbo),r.bindFramebuffer(36009,null),r.blitFramebuffer(0,0,r.canvas.width,r.canvas.height,0,0,r.canvas.width,r.canvas.height,16384,9728);else{r.bindFramebuffer(36160,null);var o=r.getParameter(35725);r.useProgram(e.blitProgram);var a=r.getParameter(34964);r.bindBuffer(34962,e.blitVB);var i=r.getParameter(34016);r.activeTexture(33984);var s=r.getParameter(32873);r.bindTexture(3553,e.defaultColorTarget);var u=r.getParameter(3042);u&&r.disable(3042);var c=r.getParameter(2884);c&&r.disable(2884);var l=r.getParameter(2929);l&&r.disable(2929);var d=r.getParameter(2960);function f(){r.vertexAttribPointer(e.blitPosLoc,2,5126,!1,0,0),r.drawArrays(5,0,4)}if(d&&r.disable(2960),e.defaultVao){var m=r.getParameter(34229);r.bindVertexArray(e.defaultVao),f(),r.bindVertexArray(m)}else{for(var p={buffer:r.getVertexAttrib(e.blitPosLoc,34975),size:r.getVertexAttrib(e.blitPosLoc,34339),stride:r.getVertexAttrib(e.blitPosLoc,34340),type:r.getVertexAttrib(e.blitPosLoc,34341),normalized:r.getVertexAttrib(e.blitPosLoc,34922),pointer:r.getVertexAttribOffset(e.blitPosLoc,34373)},g=r.getParameter(34921),v=[],h=0;h<g;++h){var y=r.getVertexAttrib(h,34338),b=h==e.blitPosLoc;y&&!b&&r.disableVertexAttribArray(h),!y&&b&&r.enableVertexAttribArray(h),v[h]=y}f();for(h=0;h<g;++h){y=v[h];var w=h==e.blitPosLoc;y&&!w&&r.enableVertexAttribArray(h),!y&&w&&r.disableVertexAttribArray(h)}r.bindBuffer(34962,p.buffer),r.vertexAttribPointer(e.blitPosLoc,p.size,p.type,p.normalized,p.stride,p.offset)}d&&r.enable(2960),l&&r.enable(2929),c&&r.enable(2884),u&&r.enable(3042),r.bindTexture(3553,s),r.activeTexture(i),r.bindBuffer(34962,a),r.useProgram(o)}r.bindFramebuffer(36160,n),t&&r.enable(3089)},registerContext:function(e,r){var t=Ut.getNewId(Ut.contexts),n={handle:t,attributes:r,version:r.majorVersion,GLctx:e};e.canvas&&(e.canvas.GLctxObject=n),Ut.contexts[t]=n,(void 0===r.enableExtensionsByDefault||r.enableExtensionsByDefault)&&Ut.initExtensions(n),n.maxVertexAttribs=n.GLctx.getParameter(34921),n.clientBuffers=[];for(var o=0;o<n.maxVertexAttribs;o++)n.clientBuffers[o]={enabled:!1,clientside:!1,size:0,type:0,normalized:0,stride:0,ptr:0,vertexAttribPointerAdaptor:null};return Ut.generateTempBuffers(!1,n),r.renderViaOffscreenBackBuffer&&Ut.createOffscreenFramebuffer(n),t},makeContextCurrent:function(e){return Ut.currentContext=Ut.contexts[e],o.ctx=fn=Ut.currentContext&&Ut.currentContext.GLctx,!(e&&!fn)},getContext:function(e){return Ut.contexts[e]},deleteContext:function(e){Ut.currentContext===Ut.contexts[e]&&(Ut.currentContext=null),"object"==typeof Vt&&Vt.removeAllHandlersOnTarget(Ut.contexts[e].GLctx.canvas),Ut.contexts[e]&&Ut.contexts[e].GLctx.canvas&&(Ut.contexts[e].GLctx.canvas.GLctxObject=void 0),Ut.contexts[e]=null},initExtensions:function(e){if(e||(e=Ut.currentContext),!e.initExtensionsDone){e.initExtensionsDone=!0;var r,t=e.GLctx;!function(e){var r=e.getExtension("ANGLE_instanced_arrays");if(r)e.vertexAttribDivisor=function(e,t){r.vertexAttribDivisorANGLE(e,t)},e.drawArraysInstanced=function(e,t,n,o){r.drawArraysInstancedANGLE(e,t,n,o)},e.drawElementsInstanced=function(e,t,n,o,a){r.drawElementsInstancedANGLE(e,t,n,o,a)}}(t),function(e){var r=e.getExtension("OES_vertex_array_object");if(r)e.createVertexArray=function(){return r.createVertexArrayOES()},e.deleteVertexArray=function(e){r.deleteVertexArrayOES(e)},e.bindVertexArray=function(e){r.bindVertexArrayOES(e)},e.isVertexArray=function(e){return r.isVertexArrayOES(e)}}(t),function(e){var r=e.getExtension("WEBGL_draw_buffers");if(r)e.drawBuffers=function(e,t){r.drawBuffersWEBGL(e,t)}}(t),(r=t).dibvbi=r.getExtension("WEBGL_draw_instanced_base_vertex_base_instance"),function(e){e.mdibvbi=e.getExtension("WEBGL_multi_draw_instanced_base_vertex_base_instance")}(t),e.version>=2&&(t.disjointTimerQueryExt=t.getExtension("EXT_disjoint_timer_query_webgl2")),(e.version<2||!t.disjointTimerQueryExt)&&(t.disjointTimerQueryExt=t.getExtension("EXT_disjoint_timer_query")),function(e){e.multiDrawWebgl=e.getExtension("WEBGL_multi_draw")}(t),(t.getSupportedExtensions()||[]).forEach((function(e){e.includes("lose_context")||e.includes("debug")||t.getExtension(e)}))}}},Vt={inEventHandler:0,removeAllEventListeners:function(){for(var e=Vt.eventHandlers.length-1;e>=0;--e)Vt._removeHandler(e);Vt.eventHandlers=[],Vt.deferredCalls=[]},registerRemoveEventListeners:function(){Vt.removeEventListenersRegistered||(ee.push(Vt.removeAllEventListeners),Vt.removeEventListenersRegistered=!0)},deferredCalls:[],deferCall:function(e,r,t){function n(e,r){if(e.length!=r.length)return!1;for(var t in e)if(e[t]!=r[t])return!1;return!0}for(var o in Vt.deferredCalls){var a=Vt.deferredCalls[o];if(a.targetFunction==e&&n(a.argsList,t))return}Vt.deferredCalls.push({targetFunction:e,precedence:r,argsList:t}),Vt.deferredCalls.sort((function(e,r){return e.precedence<r.precedence}))},removeDeferredCalls:function(e){for(var r=0;r<Vt.deferredCalls.length;++r)Vt.deferredCalls[r].targetFunction==e&&(Vt.deferredCalls.splice(r,1),--r)},canPerformEventHandlerRequests:function(){return Vt.inEventHandler&&Vt.currentEventHandler.allowsDeferredCalls},runDeferredCalls:function(){if(Vt.canPerformEventHandlerRequests())for(var e=0;e<Vt.deferredCalls.length;++e){var r=Vt.deferredCalls[e];Vt.deferredCalls.splice(e,1),--e,r.targetFunction.apply(null,r.argsList)}},eventHandlers:[],removeAllHandlersOnTarget:function(e,r){for(var t=0;t<Vt.eventHandlers.length;++t)Vt.eventHandlers[t].target!=e||r&&r!=Vt.eventHandlers[t].eventTypeString||Vt._removeHandler(t--)},_removeHandler:function(e){var r=Vt.eventHandlers[e];r.target.removeEventListener(r.eventTypeString,r.eventListenerFunc,r.useCapture),Vt.eventHandlers.splice(e,1)},registerOrRemoveHandler:function(e){var r=function(r){++Vt.inEventHandler,Vt.currentEventHandler=e,Vt.runDeferredCalls(),e.handlerFunc(r),Vt.runDeferredCalls(),--Vt.inEventHandler};if(e.callbackfunc)e.eventListenerFunc=r,e.target.addEventListener(e.eventTypeString,r,e.useCapture),Vt.eventHandlers.push(e),Vt.registerRemoveEventListeners();else for(var t=0;t<Vt.eventHandlers.length;++t)Vt.eventHandlers[t].target==e.target&&Vt.eventHandlers[t].eventTypeString==e.eventTypeString&&Vt._removeHandler(t--)},getNodeNameForTarget:function(e){return e?e==window?"#window":e==screen?"#screen":e&&e.nodeName?e.nodeName:"":""},fullscreenEnabled:function(){return document.fullscreenEnabled||document.webkitFullscreenEnabled}},$t=["default","low-power","high-performance"],zt=[0,"undefined"!=typeof document?document:0,"undefined"!=typeof window?window:0];function Gt(e){return"number"==typeof e&&(e=z(e)),e&&"#canvas"!==e?void 0!==Ut&&Ut.offscreenCanvases[e]?Ut.offscreenCanvases[e]:function(e){Ve("Rules for selecting event targets in HTML5 API are changing: instead of using document.getElementById() that only can refer to elements by their DOM ID, new event target selection mechanism uses the more flexible function document.querySelector() that can look up element names, classes, and complex CSS selectors. 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See https://github.com/emscripten-core/emscripten/pull/7977 for more details.");try{return e?("number"==typeof e&&(e=zt[e]||z(e)),"#window"===e?window:"#document"===e?document:"#screen"===e?screen:"#canvas"===e?o.canvas:"string"==typeof e?document.getElementById(e):e):window}catch(e){return null}}(e):void 0!==Ut&&Ut.offscreenCanvases.canvas?Ut.offscreenCanvases.canvas:o.canvas}var Wt=function(e,r){A(r);var t=r>>2,n=I[t+6],o={alpha:!!I[t+0],depth:!!I[t+1],stencil:!!I[t+2],antialias:!!I[t+3],premultipliedAlpha:!!I[t+4],preserveDrawingBuffer:!!I[t+5],powerPreference:$t[n],failIfMajorPerformanceCaveat:!!I[t+7],majorVersion:I[t+8],minorVersion:I[t+9],enableExtensionsByDefault:I[t+10],explicitSwapControl:I[t+11],proxyContextToMainThread:I[t+12],renderViaOffscreenBackBuffer:I[t+13]},a=Gt(e);if(!a)return 0;if(a.offscreenCanvas&&(a=a.offscreenCanvas),o.explicitSwapControl&&(a.transferControlToOffscreen||"undefined"!=typeof OffscreenCanvas&&a instanceof OffscreenCanvas||o.renderViaOffscreenBackBuffer||(o.renderViaOffscreenBackBuffer=!0),a.transferControlToOffscreen)){if(a.controlTransferredOffscreen){if(!Ut.offscreenCanvases[a.id])return 0}else Ut.offscreenCanvases[a.id]={canvas:a.transferControlToOffscreen(),canvasSharedPtr:En(12),id:a.id},a.controlTransferredOffscreen=!0;a=Ut.offscreenCanvases[a.id]}return Ut.createContext(a,o)};var Ht=function(){return Ut.currentContext?Ut.currentContext.handle:0};var qt={initManagers:function(){function e(){this.objects={},this.nextId=1,this.create=function(e,r){r=r||{};var t=this.nextId++;return A(void 0===this.objects[t]),r.refcount=1,r.object=e,this.objects[t]=r,t},this.get=function(e){if(e){var r=this.objects[e];return A(void 0!==r),r.object}},this.reference=function(e){var r=this.objects[e];A(void 0!==r),r.refcount++},this.release=function(e){var r=this.objects[e];A(void 0!==r),A(r.refcount>0),r.refcount--,r.refcount<=0&&delete this.objects[e]}}qt.mgrDevice||(qt.mgrSurface=qt.mgrSurface||new 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