VirtualXP.js

var Module=typeof Module!=="undefined"?Module:{};var moduleOverrides={};var key;for(key in Module){if(Module.hasOwnProperty(key)){moduleOverrides[key]=Module[key]}}var arguments_=[];var thisProgram="./this.program";var quit_=function(status,toThrow){throw toThrow};var ENVIRONMENT_IS_WEB=false;var ENVIRONMENT_IS_WORKER=false;var ENVIRONMENT_IS_NODE=false;var ENVIRONMENT_IS_SHELL=false;ENVIRONMENT_IS_WEB=typeof window==="object";ENVIRONMENT_IS_WORKER=typeof importScripts==="function";ENVIRONMENT_IS_NODE=typeof process==="object"&&typeof process.versions==="object"&&typeof process.versions.node==="string";ENVIRONMENT_IS_SHELL=!ENVIRONMENT_IS_WEB&&!ENVIRONMENT_IS_NODE&&!ENVIRONMENT_IS_WORKER;var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary,setWindowTitle;var nodeFS;var nodePath;if(ENVIRONMENT_IS_NODE){if(ENVIRONMENT_IS_WORKER){scriptDirectory=require("path").dirname(scriptDirectory)+"/"}else{scriptDirectory=__dirname+"/"}read_=function shell_read(filename,binary){if(!nodeFS)nodeFS=require("fs");if(!nodePath)nodePath=require("path");filename=nodePath["normalize"](filename);return nodeFS["readFileSync"](filename,binary?null:"utf8")};readBinary=function readBinary(filename){var ret=read_(filename,true);if(!ret.buffer){ret=new Uint8Array(ret)}assert(ret.buffer);return ret};if(process["argv"].length>1){thisProgram=process["argv"][1].replace(/\\/g,"/")}arguments_=process["argv"].slice(2);if(typeof module!=="undefined"){module["exports"]=Module}process["on"]("uncaughtException",function(ex){if(!(ex instanceof ExitStatus)){throw ex}});process["on"]("unhandledRejection",abort);quit_=function(status){process["exit"](status)};Module["inspect"]=function(){return"[Emscripten Module object]"}}else if(ENVIRONMENT_IS_SHELL){if(typeof read!="undefined"){read_=function shell_read(f){return read(f)}}readBinary=function readBinary(f){var data;if(typeof readbuffer==="function"){return new Uint8Array(readbuffer(f))}data=read(f,"binary");assert(typeof data==="object");return data};if(typeof scriptArgs!="undefined"){arguments_=scriptArgs}else if(typeof arguments!="undefined"){arguments_=arguments}if(typeof quit==="function"){quit_=function(status){quit(status)}}if(typeof print!=="undefined"){if(typeof console==="undefined")console={};console.log=print;console.warn=console.error=typeof printErr!=="undefined"?printErr:print}}else if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!=="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(scriptDirectory.indexOf("blob:")!==0){scriptDirectory=scriptDirectory.substr(0,scriptDirectory.lastIndexOf("/")+1)}else{scriptDirectory=""}{read_=function shell_read(url){var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=function readBinary(url){var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=function readAsync(url,onload,onerror){var xhr=new XMLHttpRequest;xhr.open("GET",url,true);xhr.responseType="arraybuffer";xhr.onload=function xhr_onload(){if(xhr.status==200||xhr.status==0&&xhr.response){onload(xhr.response);return}onerror()};xhr.onerror=onerror;xhr.send(null)}}setWindowTitle=function(title){}}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.warn.bind(console);for(key in moduleOverrides){if(moduleOverrides.hasOwnProperty(key)){Module[key]=moduleOverrides[key]}}moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];function warnOnce(text){if(!warnOnce.shown)warnOnce.shown={};if(!warnOnce.shown[text]){warnOnce.shown[text]=1;err(text)}}var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var noExitRuntime;if(Module["noExitRuntime"])noExitRuntime=Module["noExitRuntime"];if(typeof WebAssembly!=="object"){abort("no native wasm support detected")}var wasmMemory;var ABORT=false;var EXITSTATUS=0;function assert(condition,text){if(!condition){abort("Assertion failed: "+text)}}var UTF8Decoder=typeof TextDecoder!=="undefined"?new TextDecoder("utf8"):undefined;function UTF8ArrayToString(heap,idx,maxBytesToRead){var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heap[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heap.subarray&&UTF8Decoder){return UTF8Decoder.decode(heap.subarray(idx,endPtr))}else{var str="";while(idx<endPtr){var u0=heap[idx++];if(!(u0&128)){str+=String.fromCharCode(u0);continue}var u1=heap[idx++]&63;if((u0&224)==192){str+=String.fromCharCode((u0&31)<<6|u1);continue}var u2=heap[idx++]&63;if((u0&240)==224){u0=(u0&15)<<12|u1<<6|u2}else{u0=(u0&7)<<18|u1<<12|u2<<6|heap[idx++]&63}if(u0<65536){str+=String.fromCharCode(u0)}else{var ch=u0-65536;str+=String.fromCharCode(55296|ch>>10,56320|ch&1023)}}}return str}function UTF8ToString(ptr,maxBytesToRead){return ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):""}function stringToUTF8Array(str,heap,outIdx,maxBytesToWrite){if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i<str.length;++i){var u=str.charCodeAt(i);if(u>=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx}function lengthBytesUTF8(str){var len=0;for(var i=0;i<str.length;++i){var u=str.charCodeAt(i);if(u>=55296&&u<=57343)u=65536+((u&1023)<<10)|str.charCodeAt(++i)&1023;if(u<=127)++len;else if(u<=2047)len+=2;else if(u<=65535)len+=3;else len+=4}return len}function allocateUTF8(str){var size=lengthBytesUTF8(str)+1;var ret=_malloc(size);if(ret)stringToUTF8Array(str,HEAP8,ret,size);return ret}var buffer,HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateGlobalBufferAndViews(buf){buffer=buf;Module["HEAP8"]=HEAP8=new Int8Array(buf);Module["HEAP16"]=HEAP16=new Int16Array(buf);Module["HEAP32"]=HEAP32=new Int32Array(buf);Module["HEAPU8"]=HEAPU8=new Uint8Array(buf);Module["HEAPU16"]=HEAPU16=new Uint16Array(buf);Module["HEAPU32"]=HEAPU32=new Uint32Array(buf);Module["HEAPF32"]=HEAPF32=new Float32Array(buf);Module["HEAPF64"]=HEAPF64=new Float64Array(buf)}var INITIAL_MEMORY=Module["INITIAL_MEMORY"]||268435456;if(Module["wasmMemory"]){wasmMemory=Module["wasmMemory"]}else{wasmMemory=new WebAssembly.Memory({"initial":INITIAL_MEMORY/65536,"maximum":INITIAL_MEMORY/65536})}if(wasmMemory){buffer=wasmMemory.buffer}INITIAL_MEMORY=buffer.byteLength;updateGlobalBufferAndViews(buffer);var wasmTable;var __ATPRERUN__=[];var __ATINIT__=[];var __ATMAIN__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;callRuntimeCallbacks(__ATINIT__)}function preMain(){callRuntimeCallbacks(__ATMAIN__)}function exitRuntime(){runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;if(Module["monitorRunDependencies"]){Module["monitorRunDependencies"](runDependencies)}}function removeRunDependency(id){runDependencies--;if(Module["monitorRunDependencies"]){Module["monitorRunDependencies"](runDependencies)}if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}Module["preloadedImages"]={};Module["preloadedAudios"]={};function abort(what){if(Module["onAbort"]){Module["onAbort"](what)}what+="";err(what);ABORT=true;EXITSTATUS=1;what="abort("+what+"). Build with -s ASSERTIONS=1 for more info.";var e=new WebAssembly.RuntimeError(what);throw e}function hasPrefix(str,prefix){return String.prototype.startsWith?str.startsWith(prefix):str.indexOf(prefix)===0}var dataURIPrefix="data:application/octet-stream;base64,";function isDataURI(filename){return hasPrefix(filename,dataURIPrefix)}var fileURIPrefix="file://";function isFileURI(filename){return hasPrefix(filename,fileURIPrefix)}var wasmBinaryFile="VirtualXP.wasm";if(!isDataURI(wasmBinaryFile)){wasmBinaryFile=locateFile(wasmBinaryFile)}function getBinary(){try{if(wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(wasmBinaryFile)}else{throw"both async and sync fetching of the wasm failed"}}catch(err){abort(err)}}function getBinaryPromise(){if(!wasmBinary&&(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER)&&typeof fetch==="function"&&!isFileURI(wasmBinaryFile)){return fetch(wasmBinaryFile,{credentials:"same-origin"}).then(function(response){if(!response["ok"]){throw"failed to load wasm binary file at '"+wasmBinaryFile+"'"}return response["arrayBuffer"]()}).catch(function(){return getBinary()})}return Promise.resolve().then(getBinary)}function createWasm(){var info={"a":asmLibraryArg};function receiveInstance(instance,module){var exports=instance.exports;Module["asm"]=exports;wasmTable=Module["asm"]["s"];removeRunDependency("wasm-instantiate")}addRunDependency("wasm-instantiate");function receiveInstantiatedSource(output){receiveInstance(output["instance"])}function instantiateArrayBuffer(receiver){return getBinaryPromise().then(function(binary){return WebAssembly.instantiate(binary,info)}).then(receiver,function(reason){err("failed to asynchronously prepare wasm: "+reason);abort(reason)})}function instantiateAsync(){if(!wasmBinary&&typeof WebAssembly.instantiateStreaming==="function"&&!isDataURI(wasmBinaryFile)&&!isFileURI(wasmBinaryFile)&&typeof fetch==="function"){return fetch(wasmBinaryFile,{credentials:"same-origin"}).then(function(response){var result=WebAssembly.instantiateStreaming(response,info);return result.then(receiveInstantiatedSource,function(reason){err("wasm streaming compile failed: "+reason);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(receiveInstantiatedSource)})})}else{return instantiateArrayBuffer(receiveInstantiatedSource)}}if(Module["instantiateWasm"]){try{var exports=Module["instantiateWasm"](info,receiveInstance);return exports}catch(e){err("Module.instantiateWasm callback failed with error: "+e);return false}}instantiateAsync();return{}}var tempDouble;var tempI64;var ASM_CONSTS={1386:function($0,$1,$2){window["loadFile"]($0,$1,$2)},1422:function($0,$1,$2){window["saveFile"]($0,$1,$2)},2444:function($0,$1,$2){window["drives"][$0]["flushReadQueue"]($1,$2)},2517:function($0,$1,$2,$3,$4){return window["drives"][$0]["readCache"]($1,$2,$3,$4)|0},2583:function($0,$1,$2){return window["drives"][$0]["readQueue"]($1,$2)},2682:function($0,$1,$2,$3,$4){return window["drives"][$0]["writeCache"]($1,$2,$3,$4)},2820:function($0,$1,$2){window["update_size"]($0,$1,$2)},2859:function(){window["update_screen"]()},3298:function($0,$1,$2){window["load_file_xhr"]($0,$1,$2)},3551:function($0,$1,$2){window["drive_init"]($0,$1,$2)}};function callRuntimeCallbacks(callbacks){while(callbacks.length>0){var callback=callbacks.shift();if(typeof callback=="function"){callback(Module);continue}var func=callback.func;if(typeof func==="number"){if(callback.arg===undefined){wasmTable.get(func)()}else{wasmTable.get(func)(callback.arg)}}else{func(callback.arg===undefined?null:callback.arg)}}}var PATH={splitPath:function(filename){var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:function(parts,allowAboveRoot){var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:function(path){var isAbsolute=path.charAt(0)==="/",trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(function(p){return!!p}),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:function(path){var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:function(path){if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},extname:function(path){return PATH.splitPath(path)[3]},join:function(){var paths=Array.prototype.slice.call(arguments,0);return PATH.normalize(paths.join("/"))},join2:function(l,r){return PATH.normalize(l+"/"+r)}};function _emscripten_set_main_loop_timing(mode,value){Browser.mainLoop.timingMode=mode;Browser.mainLoop.timingValue=value;if(!Browser.mainLoop.func){return 1}if(mode==0){Browser.mainLoop.scheduler=function Browser_mainLoop_scheduler_setTimeout(){var timeUntilNextTick=Math.max(0,Browser.mainLoop.tickStartTime+value-_emscripten_get_now())|0;setTimeout(Browser.mainLoop.runner,timeUntilNextTick)};Browser.mainLoop.method="timeout"}else if(mode==1){Browser.mainLoop.scheduler=function Browser_mainLoop_scheduler_rAF(){Browser.requestAnimationFrame(Browser.mainLoop.runner)};Browser.mainLoop.method="rAF"}else if(mode==2){if(typeof setImmediate==="undefined"){var setImmediates=[];var emscriptenMainLoopMessageId="setimmediate";var Browser_setImmediate_messageHandler=function(event){if(event.data===emscriptenMainLoopMessageId||event.data.target===emscriptenMainLoopMessageId){event.stopPropagation();setImmediates.shift()()}};addEventListener("message",Browser_setImmediate_messageHandler,true);setImmediate=function Browser_emulated_setImmediate(func){setImmediates.push(func);if(ENVIRONMENT_IS_WORKER){if(Module["setImmediates"]===undefined)Module["setImmediates"]=[];Module["setImmediates"].push(func);postMessage({target:emscriptenMainLoopMessageId})}else postMessage(emscriptenMainLoopMessageId,"*")}}Browser.mainLoop.scheduler=function Browser_mainLoop_scheduler_setImmediate(){setImmediate(Browser.mainLoop.runner)};Browser.mainLoop.method="immediate"}return 0}function setMainLoop(browserIterationFunc,fps,simulateInfiniteLoop,arg,noSetTiming){noExitRuntime=true;assert(!Browser.mainLoop.func,"emscripten_set_main_loop: there can only be one main loop function at once: call emscripten_cancel_main_loop to cancel the previous one before setting a new one with different parameters.");Browser.mainLoop.func=browserIterationFunc;Browser.mainLoop.arg=arg;var thisMainLoopId=Browser.mainLoop.currentlyRunningMainloop;Browser.mainLoop.runner=function Browser_mainLoop_runner(){if(ABORT)return;if(Browser.mainLoop.queue.length>0){var start=Date.now();var blocker=Browser.mainLoop.queue.shift();blocker.func(blocker.arg);if(Browser.mainLoop.remainingBlockers){var remaining=Browser.mainLoop.remainingBlockers;var next=remaining%1==0?remaining-1:Math.floor(remaining);if(blocker.counted){Browser.mainLoop.remainingBlockers=next}else{next=next+.5;Browser.mainLoop.remainingBlockers=(8*remaining+next)/9}}console.log('main loop blocker "'+blocker.name+'" took '+(Date.now()-start)+" ms");Browser.mainLoop.updateStatus();if(thisMainLoopId<Browser.mainLoop.currentlyRunningMainloop)return;setTimeout(Browser.mainLoop.runner,0);return}if(thisMainLoopId<Browser.mainLoop.currentlyRunningMainloop)return;Browser.mainLoop.currentFrameNumber=Browser.mainLoop.currentFrameNumber+1|0;if(Browser.mainLoop.timingMode==1&&Browser.mainLoop.timingValue>1&&Browser.mainLoop.currentFrameNumber%Browser.mainLoop.timingValue!=0){Browser.mainLoop.scheduler();return}else if(Browser.mainLoop.timingMode==0){Browser.mainLoop.tickStartTime=_emscripten_get_now()}Browser.mainLoop.runIter(browserIterationFunc);if(thisMainLoopId<Browser.mainLoop.currentlyRunningMainloop)return;if(typeof SDL==="object"&&SDL.audio&&SDL.audio.queueNewAudioData)SDL.audio.queueNewAudioData();Browser.mainLoop.scheduler()};if(!noSetTiming){if(fps&&fps>0)_emscripten_set_main_loop_timing(0,1e3/fps);else _emscripten_set_main_loop_timing(1,1);Browser.mainLoop.scheduler()}if(simulateInfiniteLoop){throw"unwind"}}var Browser={mainLoop:{scheduler:null,method:"",currentlyRunningMainloop:0,func:null,arg:0,timingMode:0,timingValue:0,currentFrameNumber:0,queue:[],pause:function(){Browser.mainLoop.scheduler=null;Browser.mainLoop.currentlyRunningMainloop++},resume:function(){Browser.mainLoop.currentlyRunningMainloop++;var timingMode=Browser.mainLoop.timingMode;var timingValue=Browser.mainLoop.timingValue;var func=Browser.mainLoop.func;Browser.mainLoop.func=null;setMainLoop(func,0,false,Browser.mainLoop.arg,true);_emscripten_set_main_loop_timing(timingMode,timingValue);Browser.mainLoop.scheduler()},updateStatus:function(){if(Module["setStatus"]){var message=Module["statusMessage"]||"Please wait...";var remaining=Browser.mainLoop.remainingBlockers;var expected=Browser.mainLoop.expectedBlockers;if(remaining){if(remaining<expected){Module["setStatus"](message+" ("+(expected-remaining)+"/"+expected+")")}else{Module["setStatus"](message)}}else{Module["setStatus"]("")}}},runIter:function(func){if(ABORT)return;if(Module["preMainLoop"]){var preRet=Module["preMainLoop"]();if(preRet===false){return}}try{func()}catch(e){if(e instanceof ExitStatus){return}else if(e=="unwind"){return}else{if(e&&typeof e==="object"&&e.stack)err("exception thrown: "+[e,e.stack]);throw e}}if(Module["postMainLoop"])Module["postMainLoop"]()}},isFullscreen:false,pointerLock:false,moduleContextCreatedCallbacks:[],workers:[],init:function(){if(!Module["preloadPlugins"])Module["preloadPlugins"]=[];if(Browser.initted)return;Browser.initted=true;try{new Blob;Browser.hasBlobConstructor=true}catch(e){Browser.hasBlobConstructor=false;console.log("warning: no blob constructor, cannot create blobs with mimetypes")}Browser.BlobBuilder=typeof MozBlobBuilder!="undefined"?MozBlobBuilder:typeof WebKitBlobBuilder!="undefined"?WebKitBlobBuilder:!Browser.hasBlobConstructor?console.log("warning: no BlobBuilder"):null;Browser.URLObject=typeof window!="undefined"?window.URL?window.URL:window.webkitURL:undefined;if(!Module.noImageDecoding&&typeof Browser.URLObject==="undefined"){console.log("warning: Browser does not support creating object URLs. Built-in browser image decoding will not be available.");Module.noImageDecoding=true}var imagePlugin={};imagePlugin["canHandle"]=function imagePlugin_canHandle(name){return!Module.noImageDecoding&&/\.(jpg|jpeg|png|bmp)$/i.test(name)};imagePlugin["handle"]=function imagePlugin_handle(byteArray,name,onload,onerror){var b=null;if(Browser.hasBlobConstructor){try{b=new Blob([byteArray],{type:Browser.getMimetype(name)});if(b.size!==byteArray.length){b=new Blob([new Uint8Array(byteArray).buffer],{type:Browser.getMimetype(name)})}}catch(e){warnOnce("Blob constructor present but fails: "+e+"; falling back to blob builder")}}if(!b){var bb=new Browser.BlobBuilder;bb.append(new Uint8Array(byteArray).buffer);b=bb.getBlob()}var url=Browser.URLObject.createObjectURL(b);var img=new Image;img.onload=function img_onload(){assert(img.complete,"Image "+name+" could not be decoded");var canvas=document.createElement("canvas");canvas.width=img.width;canvas.height=img.height;var ctx=canvas.getContext("2d");ctx.drawImage(img,0,0);Module["preloadedImages"][name]=canvas;Browser.URLObject.revokeObjectURL(url);if(onload)onload(byteArray)};img.onerror=function img_onerror(event){console.log("Image "+url+" could not be decoded");if(onerror)onerror()};img.src=url};Module["preloadPlugins"].push(imagePlugin);var audioPlugin={};audioPlugin["canHandle"]=function audioPlugin_canHandle(name){return!Module.noAudioDecoding&&name.substr(-4)in{".ogg":1,".wav":1,".mp3":1}};audioPlugin["handle"]=function audioPlugin_handle(byteArray,name,onload,onerror){var done=false;function finish(audio){if(done)return;done=true;Module["preloadedAudios"][name]=audio;if(onload)onload(byteArray)}function fail(){if(done)return;done=true;Module["preloadedAudios"][name]=new Audio;if(onerror)onerror()}if(Browser.hasBlobConstructor){try{var b=new Blob([byteArray],{type:Browser.getMimetype(name)})}catch(e){return fail()}var url=Browser.URLObject.createObjectURL(b);var audio=new Audio;audio.addEventListener("canplaythrough",function(){finish(audio)},false);audio.onerror=function audio_onerror(event){if(done)return;console.log("warning: browser could not fully decode audio "+name+", trying slower base64 approach");function encode64(data){var BASE="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";var PAD="=";var ret="";var leftchar=0;var leftbits=0;for(var i=0;i<data.length;i++){leftchar=leftchar<<8|data[i];leftbits+=8;while(leftbits>=6){var curr=leftchar>>leftbits-6&63;leftbits-=6;ret+=BASE[curr]}}if(leftbits==2){ret+=BASE[(leftchar&3)<<4];ret+=PAD+PAD}else if(leftbits==4){ret+=BASE[(leftchar&15)<<2];ret+=PAD}return ret}audio.src="data:audio/x-"+name.substr(-3)+";base64,"+encode64(byteArray);finish(audio)};audio.src=url;Browser.safeSetTimeout(function(){finish(audio)},1e4)}else{return fail()}};Module["preloadPlugins"].push(audioPlugin);function pointerLockChange(){Browser.pointerLock=document["pointerLockElement"]===Module["canvas"]||document["mozPointerLockElement"]===Module["canvas"]||document["webkitPointerLockElement"]===Module["canvas"]||document["msPointerLockElement"]===Module["canvas"]}var canvas=Module["canvas"];if(canvas){canvas.requestPointerLock=canvas["requestPointerLock"]||canvas["mozRequestPointerLock"]||canvas["webkitRequestPointerLock"]||canvas["msRequestPointerLock"]||function(){};canvas.exitPointerLock=document["exitPointerLock"]||document["mozExitPointerLock"]||document["webkitExitPointerLock"]||document["msExitPointerLock"]||function(){};canvas.exitPointerLock=canvas.exitPointerLock.bind(document);document.addEventListener("pointerlockchange",pointerLockChange,false);document.addEventListener("mozpointerlockchange",pointerLockChange,false);document.addEventListener("webkitpointerlockchange",pointerLockChange,false);document.addEventListener("mspointerlockchange",pointerLockChange,false);if(Module["elementPointerLock"]){canvas.addEventListener("click",function(ev){if(!Browser.pointerLock&&Module["canvas"].requestPointerLock){Module["canvas"].requestPointerLock();ev.preventDefault()}},false)}}},createContext:function(canvas,useWebGL,setInModule,webGLContextAttributes){if(useWebGL&&Module.ctx&&canvas==Module.canvas)return Module.ctx;var ctx;var contextHandle;if(useWebGL){var contextAttributes={antialias:false,alpha:false,majorVersion:1};if(webGLContextAttributes){for(var attribute in webGLContextAttributes){contextAttributes[attribute]=webGLContextAttributes[attribute]}}if(typeof GL!=="undefined"){contextHandle=GL.createContext(canvas,contextAttributes);if(contextHandle){ctx=GL.getContext(contextHandle).GLctx}}}else{ctx=canvas.getContext("2d")}if(!ctx)return null;if(setInModule){if(!useWebGL)assert(typeof GLctx==="undefined","cannot set in module if GLctx is used, but we are a non-GL context that would replace it");Module.ctx=ctx;if(useWebGL)GL.makeContextCurrent(contextHandle);Module.useWebGL=useWebGL;Browser.moduleContextCreatedCallbacks.forEach(function(callback){callback()});Browser.init()}return ctx},destroyContext:function(canvas,useWebGL,setInModule){},fullscreenHandlersInstalled:false,lockPointer:undefined,resizeCanvas:undefined,requestFullscreen:function(lockPointer,resizeCanvas){Browser.lockPointer=lockPointer;Browser.resizeCanvas=resizeCanvas;if(typeof Browser.lockPointer==="undefined")Browser.lockPointer=true;if(typeof Browser.resizeCanvas==="undefined")Browser.resizeCanvas=false;var canvas=Module["canvas"];function fullscreenChange(){Browser.isFullscreen=false;var canvasContainer=canvas.parentNode;if((document["fullscreenElement"]||document["mozFullScreenElement"]||document["msFullscreenElement"]||document["webkitFullscreenElement"]||document["webkitCurrentFullScreenElement"])===canvasContainer){canvas.exitFullscreen=Browser.exitFullscreen;if(Browser.lockPointer)canvas.requestPointerLock();Browser.isFullscreen=true;if(Browser.resizeCanvas){Browser.setFullscreenCanvasSize()}else{Browser.updateCanvasDimensions(canvas)}}else{canvasContainer.parentNode.insertBefore(canvas,canvasContainer);canvasContainer.parentNode.removeChild(canvasContainer);if(Browser.resizeCanvas){Browser.setWindowedCanvasSize()}else{Browser.updateCanvasDimensions(canvas)}}if(Module["onFullScreen"])Module["onFullScreen"](Browser.isFullscreen);if(Module["onFullscreen"])Module["onFullscreen"](Browser.isFullscreen)}if(!Browser.fullscreenHandlersInstalled){Browser.fullscreenHandlersInstalled=true;document.addEventListener("fullscreenchange",fullscreenChange,false);document.addEventListener("mozfullscreenchange",fullscreenChange,false);document.addEventListener("webkitfullscreenchange",fullscreenChange,false);document.addEventListener("MSFullscreenChange",fullscreenChange,false)}var canvasContainer=document.createElement("div");canvas.parentNode.insertBefore(canvasContainer,canvas);canvasContainer.appendChild(canvas);canvasContainer.requestFullscreen=canvasContainer["requestFullscreen"]||canvasContainer["mozRequestFullScreen"]||canvasContainer["msRequestFullscreen"]||(canvasContainer["webkitRequestFullscreen"]?function(){canvasContainer["webkitRequestFullscreen"](Element["ALLOW_KEYBOARD_INPUT"])}:null)||(canvasContainer["webkitRequestFullScreen"]?function(){canvasContainer["webkitRequestFullScreen"](Element["ALLOW_KEYBOARD_INPUT"])}:null);canvasContainer.requestFullscreen()},exitFullscreen:function(){if(!Browser.isFullscreen){return false}var CFS=document["exitFullscreen"]||document["cancelFullScreen"]||document["mozCancelFullScreen"]||document["msExitFullscreen"]||document["webkitCancelFullScreen"]||function(){};CFS.apply(document,[]);return true},nextRAF:0,fakeRequestAnimationFrame:function(func){var now=Date.now();if(Browser.nextRAF===0){Browser.nextRAF=now+1e3/60}else{while(now+2>=Browser.nextRAF){Browser.nextRAF+=1e3/60}}var delay=Math.max(Browser.nextRAF-now,0);setTimeout(func,delay)},requestAnimationFrame:function(func){if(typeof requestAnimationFrame==="function"){requestAnimationFrame(func);return}var RAF=Browser.fakeRequestAnimationFrame;RAF(func)},safeCallback:function(func){return function(){if(!ABORT)return func.apply(null,arguments)}},allowAsyncCallbacks:true,queuedAsyncCallbacks:[],pauseAsyncCallbacks:function(){Browser.allowAsyncCallbacks=false},resumeAsyncCallbacks:function(){Browser.allowAsyncCallbacks=true;if(Browser.queuedAsyncCallbacks.length>0){var callbacks=Browser.queuedAsyncCallbacks;Browser.queuedAsyncCallbacks=[];callbacks.forEach(function(func){func()})}},safeRequestAnimationFrame:function(func){return Browser.requestAnimationFrame(function(){if(ABORT)return;if(Browser.allowAsyncCallbacks){func()}else{Browser.queuedAsyncCallbacks.push(func)}})},safeSetTimeout:function(func,timeout){noExitRuntime=true;return setTimeout(function(){if(ABORT)return;if(Browser.allowAsyncCallbacks){func()}else{Browser.queuedAsyncCallbacks.push(func)}},timeout)},safeSetInterval:function(func,timeout){noExitRuntime=true;return setInterval(function(){if(ABORT)return;if(Browser.allowAsyncCallbacks){func()}},timeout)},getMimetype:function(name){return{"jpg":"image/jpeg","jpeg":"image/jpeg","png":"image/png","bmp":"image/bmp","ogg":"audio/ogg","wav":"audio/wav","mp3":"audio/mpeg"}[name.substr(name.lastIndexOf(".")+1)]},getUserMedia:function(func){if(!window.getUserMedia){window.getUserMedia=navigator["getUserMedia"]||navigator["mozGetUserMedia"]}window.getUserMedia(func)},getMovementX:function(event){return event["movementX"]||event["mozMovementX"]||event["webkitMovementX"]||0},getMovementY:function(event){return event["movementY"]||event["mozMovementY"]||event["webkitMovementY"]||0},getMouseWheelDelta:function(event){var delta=0;switch(event.type){case"DOMMouseScroll":delta=event.detail/3;break;case"mousewheel":delta=event.wheelDelta/120;break;case"wheel":delta=event.deltaY;switch(event.deltaMode){case 0:delta/=100;break;case 1:delta/=3;break;case 2:delta*=80;break;default:throw"unrecognized mouse wheel delta mode: "+event.deltaMode}break;default:throw"unrecognized mouse wheel event: "+event.type}return delta},mouseX:0,mouseY:0,mouseMovementX:0,mouseMovementY:0,touches:{},lastTouches:{},calculateMouseEvent:function(event){if(Browser.pointerLock){if(event.type!="mousemove"&&"mozMovementX"in event){Browser.mouseMovementX=Browser.mouseMovementY=0}else{Browser.mouseMovementX=Browser.getMovementX(event);Browser.mouseMovementY=Browser.getMovementY(event)}if(typeof SDL!="undefined"){Browser.mouseX=SDL.mouseX+Browser.mouseMovementX;Browser.mouseY=SDL.mouseY+Browser.mouseMovementY}else{Browser.mouseX+=Browser.mouseMovementX;Browser.mouseY+=Browser.mouseMovementY}}else{var rect=Module["canvas"].getBoundingClientRect();var cw=Module["canvas"].width;var ch=Module["canvas"].height;var scrollX=typeof window.scrollX!=="undefined"?window.scrollX:window.pageXOffset;var scrollY=typeof window.scrollY!=="undefined"?window.scrollY:window.pageYOffset;if(event.type==="touchstart"||event.type==="touchend"||event.type==="touchmove"){var touch=event.touch;if(touch===undefined){return}var adjustedX=touch.pageX-(scrollX+rect.left);var adjustedY=touch.pageY-(scrollY+rect.top);adjustedX=adjustedX*(cw/rect.width);adjustedY=adjustedY*(ch/rect.height);var coords={x:adjustedX,y:adjustedY};if(event.type==="touchstart"){Browser.lastTouches[touch.identifier]=coords;Browser.touches[touch.identifier]=coords}else if(event.type==="touchend"||event.type==="touchmove"){var last=Browser.touches[touch.identifier];if(!last)last=coords;Browser.lastTouches[touch.identifier]=last;Browser.touches[touch.identifier]=coords}return}var x=event.pageX-(scrollX+rect.left);var y=event.pageY-(scrollY+rect.top);x=x*(cw/rect.width);y=y*(ch/rect.height);Browser.mouseMovementX=x-Browser.mouseX;Browser.mouseMovementY=y-Browser.mouseY;Browser.mouseX=x;Browser.mouseY=y}},asyncLoad:function(url,onload,onerror,noRunDep){var dep=!noRunDep?getUniqueRunDependency("al "+url):"";readAsync(url,function(arrayBuffer){assert(arrayBuffer,'Loading data file "'+url+'" failed (no arrayBuffer).');onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},function(event){if(onerror){onerror()}else{throw'Loading data file "'+url+'" failed.'}});if(dep)addRunDependency(dep)},resizeListeners:[],updateResizeListeners:function(){var canvas=Module["canvas"];Browser.resizeListeners.forEach(function(listener){listener(canvas.width,canvas.height)})},setCanvasSize:function(width,height,noUpdates){var canvas=Module["canvas"];Browser.updateCanvasDimensions(canvas,width,height);if(!noUpdates)Browser.updateResizeListeners()},windowedWidth:0,windowedHeight:0,setFullscreenCanvasSize:function(){if(typeof SDL!="undefined"){var flags=HEAPU32[SDL.screen>>2];flags=flags|8388608;HEAP32[SDL.screen>>2]=flags}Browser.updateCanvasDimensions(Module["canvas"]);Browser.updateResizeListeners()},setWindowedCanvasSize:function(){if(typeof SDL!="undefined"){var flags=HEAPU32[SDL.screen>>2];flags=flags&~8388608;HEAP32[SDL.screen>>2]=flags}Browser.updateCanvasDimensions(Module["canvas"]);Browser.updateResizeListeners()},updateCanvasDimensions:function(canvas,wNative,hNative){if(wNative&&hNative){canvas.widthNative=wNative;canvas.heightNative=hNative}else{wNative=canvas.widthNative;hNative=canvas.heightNative}var w=wNative;var h=hNative;if(Module["forcedAspectRatio"]&&Module["forcedAspectRatio"]>0){if(w/h<Module["forcedAspectRatio"]){w=Math.round(h*Module["forcedAspectRatio"])}else{h=Math.round(w/Module["forcedAspectRatio"])}}if((document["fullscreenElement"]||document["mozFullScreenElement"]||document["msFullscreenElement"]||document["webkitFullscreenElement"]||document["webkitCurrentFullScreenElement"])===canvas.parentNode&&typeof screen!="undefined"){var factor=Math.min(screen.width/w,screen.height/h);w=Math.round(w*factor);h=Math.round(h*factor)}if(Browser.resizeCanvas){if(canvas.width!=w)canvas.width=w;if(canvas.height!=h)canvas.height=h;if(typeof canvas.style!="undefined"){canvas.style.removeProperty("width");canvas.style.removeProperty("height")}}else{if(canvas.width!=wNative)canvas.width=wNative;if(canvas.height!=hNative)canvas.height=hNative;if(typeof canvas.style!="undefined"){if(w!=wNative||h!=hNative){canvas.style.setProperty("width",w+"px","important");canvas.style.setProperty("height",h+"px","important")}else{canvas.style.removeProperty("width");canvas.style.removeProperty("height")}}}},wgetRequests:{},nextWgetRequestHandle:0,getNextWgetRequestHandle:function(){var handle=Browser.nextWgetRequestHandle;Browser.nextWgetRequestHandle++;return handle}};function _SDL_GetTicks(){return Date.now()-SDL.startTime|0}function _SDL_LockSurface(surf){var surfData=SDL.surfaces[surf];surfData.locked++;if(surfData.locked>1)return 0;if(!surfData.buffer){surfData.buffer=_malloc(surfData.width*surfData.height*4);HEAP32[surf+20>>2]=surfData.buffer}HEAP32[surf+20>>2]=surfData.buffer;if(surf==SDL.screen&&Module.screenIsReadOnly&&surfData.image)return 0;if(SDL.defaults.discardOnLock){if(!surfData.image){surfData.image=surfData.ctx.createImageData(surfData.width,surfData.height)}if(!SDL.defaults.opaqueFrontBuffer)return}else{surfData.image=surfData.ctx.getImageData(0,0,surfData.width,surfData.height)}if(surf==SDL.screen&&SDL.defaults.opaqueFrontBuffer){var data=surfData.image.data;var num=data.length;for(var i=0;i<num/4;i++){data[i*4+3]=255}}if(SDL.defaults.copyOnLock&&!SDL.defaults.discardOnLock){if(surfData.isFlagSet(2097152)){throw"CopyOnLock is not supported for SDL_LockSurface with SDL_HWPALETTE flag set"+(new Error).stack}else{HEAPU8.set(surfData.image.data,surfData.buffer)}}return 0}function SDL_unicode(){return SDL.unicode}function SDL_ttfContext(){return SDL.ttfContext}function SDL_audio(){return SDL.audio}var SDL={defaults:{width:320,height:200,copyOnLock:true,discardOnLock:false,opaqueFrontBuffer:true},version:null,surfaces:{},canvasPool:[],events:[],fonts:[null],audios:[null],rwops:[null],music:{audio:null,volume:1},mixerFrequency:22050,mixerFormat:32784,mixerNumChannels:2,mixerChunkSize:1024,channelMinimumNumber:0,GL:false,glAttributes:{0:3,1:3,2:2,3:0,4:0,5:1,6:16,7:0,8:0,9:0,10:0,11:0,12:0,13:0,14:0,15:1,16:0,17:0,18:0},keyboardState:null,keyboardMap:{},canRequestFullscreen:false,isRequestingFullscreen:false,textInput:false,startTime:null,initFlags:0,buttonState:0,modState:0,DOMButtons:[0,0,0],DOMEventToSDLEvent:{},TOUCH_DEFAULT_ID:0,eventHandler:null,eventHandlerContext:null,eventHandlerTemp:0,keyCodes:{16:1249,17:1248,18:1250,20:1081,33:1099,34:1102,35:1101,36:1098,37:1104,38:1106,39:1103,40:1105,44:316,45:1097,46:127,91:1251,93:1125,96:1122,97:1113,98:1114,99:1115,100:1116,101:1117,102:1118,103:1119,104:1120,105:1121,106:1109,107:1111,109:1110,110:1123,111:1108,112:1082,113:1083,114:1084,115:1085,116:1086,117:1087,118:1088,119:1089,120:1090,121:1091,122:1092,123:1093,124:1128,125:1129,126:1130,127:1131,128:1132,129:1133,130:1134,131:1135,132:1136,133:1137,134:1138,135:1139,144:1107,160:94,161:33,162:34,163:35,164:36,165:37,166:38,167:95,168:40,169:41,170:42,171:43,172:124,173:45,174:123,175:125,176:126,181:127,182:129,183:128,188:44,190:46,191:47,192:96,219:91,220:92,221:93,222:39,224:1251},scanCodes:{8:42,9:43,13:40,27:41,32:44,35:204,39:53,44:54,46:55,47:56,48:39,49:30,50:31,51:32,52:33,53:34,54:35,55:36,56:37,57:38,58:203,59:51,61:46,91:47,92:49,93:48,96:52,97:4,98:5,99:6,100:7,101:8,102:9,103:10,104:11,105:12,106:13,107:14,108:15,109:16,110:17,111:18,112:19,113:20,114:21,115:22,116:23,117:24,118:25,119:26,120:27,121:28,122:29,127:76,305:224,308:226,316:70},loadRect:function(rect){return{x:HEAP32[rect+0>>2],y:HEAP32[rect+4>>2],w:HEAP32[rect+8>>2],h:HEAP32[rect+12>>2]}},updateRect:function(rect,r){HEAP32[rect>>2]=r.x;HEAP32[rect+4>>2]=r.y;HEAP32[rect+8>>2]=r.w;HEAP32[rect+12>>2]=r.h},intersectionOfRects:function(first,second){var leftX=Math.max(first.x,second.x);var leftY=Math.max(first.y,second.y);var rightX=Math.min(first.x+first.w,second.x+second.w);var rightY=Math.min(first.y+first.h,second.y+second.h);return{x:leftX,y:leftY,w:Math.max(leftX,rightX)-leftX,h:Math.max(leftY,rightY)-leftY}},checkPixelFormat:function(fmt){},loadColorToCSSRGB:function(color){var rgba=HEAP32[color>>2];return"rgb("+(rgba&255)+","+(rgba>>8&255)+","+(rgba>>16&255)+")"},loadColorToCSSRGBA:function(color){var rgba=HEAP32[color>>2];return"rgba("+(rgba&255)+","+(rgba>>8&255)+","+(rgba>>16&255)+","+(rgba>>24&255)/255+")"},translateColorToCSSRGBA:function(rgba){return"rgba("+(rgba&255)+","+(rgba>>8&255)+","+(rgba>>16&255)+","+(rgba>>>24)/255+")"},translateRGBAToCSSRGBA:function(r,g,b,a){return"rgba("+(r&255)+","+(g&255)+","+(b&255)+","+(a&255)/255+")"},translateRGBAToColor:function(r,g,b,a){return r|g<<8|b<<16|a<<24},makeSurface:function(width,height,flags,usePageCanvas,source,rmask,gmask,bmask,amask){flags=flags||0;var is_SDL_HWSURFACE=flags&1;var is_SDL_HWPALETTE=flags&2097152;var is_SDL_OPENGL=flags&67108864;var surf=_malloc(60);var pixelFormat=_malloc(44);var bpp=is_SDL_HWPALETTE?1:4;var buffer=0;if(!is_SDL_HWSURFACE&&!is_SDL_OPENGL){buffer=_malloc(width*height*4)}HEAP32[surf>>2]=flags;HEAP32[surf+4>>2]=pixelFormat;HEAP32[surf+8>>2]=width;HEAP32[surf+12>>2]=height;HEAP32[surf+16>>2]=width*bpp;HEAP32[surf+20>>2]=buffer;HEAP32[surf+36>>2]=0;HEAP32[surf+40>>2]=0;HEAP32[surf+44>>2]=Module["canvas"].width;HEAP32[surf+48>>2]=Module["canvas"].height;HEAP32[surf+56>>2]=1;HEAP32[pixelFormat>>2]=-2042224636;HEAP32[pixelFormat+4>>2]=0;HEAP8[pixelFormat+8>>0]=bpp*8;HEAP8[pixelFormat+9>>0]=bpp;HEAP32[pixelFormat+12>>2]=rmask||255;HEAP32[pixelFormat+16>>2]=gmask||65280;HEAP32[pixelFormat+20>>2]=bmask||16711680;HEAP32[pixelFormat+24>>2]=amask||4278190080;SDL.GL=SDL.GL||is_SDL_OPENGL;var canvas;if(!usePageCanvas){if(SDL.canvasPool.length>0){canvas=SDL.canvasPool.pop()}else{canvas=document.createElement("canvas")}canvas.width=width;canvas.height=height}else{canvas=Module["canvas"]}var webGLContextAttributes={antialias:SDL.glAttributes[13]!=0&&SDL.glAttributes[14]>1,depth:SDL.glAttributes[6]>0,stencil:SDL.glAttributes[7]>0,alpha:SDL.glAttributes[3]>0};var ctx=Browser.createContext(canvas,is_SDL_OPENGL,usePageCanvas,webGLContextAttributes);SDL.surfaces[surf]={width:width,height:height,canvas:canvas,ctx:ctx,surf:surf,buffer:buffer,pixelFormat:pixelFormat,alpha:255,flags:flags,locked:0,usePageCanvas:usePageCanvas,source:source,isFlagSet:function(flag){return flags&flag}};return surf},copyIndexedColorData:function(surfData,rX,rY,rW,rH){if(!surfData.colors){return}var fullWidth=Module["canvas"].width;var fullHeight=Module["canvas"].height;var startX=rX||0;var startY=rY||0;var endX=(rW||fullWidth-startX)+startX;var endY=(rH||fullHeight-startY)+startY;var buffer=surfData.buffer;if(!surfData.image.data32){surfData.image.data32=new Uint32Array(surfData.image.data.buffer)}var data32=surfData.image.data32;var colors32=surfData.colors32;for(var y=startY;y<endY;++y){var base=y*fullWidth;for(var x=startX;x<endX;++x){data32[base+x]=colors32[HEAPU8[buffer+base+x>>0]]}}},freeSurface:function(surf){var refcountPointer=surf+56;var refcount=HEAP32[refcountPointer>>2];if(refcount>1){HEAP32[refcountPointer>>2]=refcount-1;return}var info=SDL.surfaces[surf];if(!info.usePageCanvas&&info.canvas)SDL.canvasPool.push(info.canvas);if(info.buffer)_free(info.buffer);_free(info.pixelFormat);_free(surf);SDL.surfaces[surf]=null;if(surf===SDL.screen){SDL.screen=null}},blitSurface:function(src,srcrect,dst,dstrect,scale){var srcData=SDL.surfaces[src];var dstData=SDL.surfaces[dst];var sr,dr;if(srcrect){sr=SDL.loadRect(srcrect)}else{sr={x:0,y:0,w:srcData.width,h:srcData.height}}if(dstrect){dr=SDL.loadRect(dstrect)}else{dr={x:0,y:0,w:srcData.width,h:srcData.height}}if(dstData.clipRect){var widthScale=!scale||sr.w===0?1:sr.w/dr.w;var heightScale=!scale||sr.h===0?1:sr.h/dr.h;dr=SDL.intersectionOfRects(dstData.clipRect,dr);sr.w=dr.w*widthScale;sr.h=dr.h*heightScale;if(dstrect){SDL.updateRect(dstrect,dr)}}var blitw,blith;if(scale){blitw=dr.w;blith=dr.h}else{blitw=sr.w;blith=sr.h}if(sr.w===0||sr.h===0||blitw===0||blith===0){return 0}var oldAlpha=dstData.ctx.globalAlpha;dstData.ctx.globalAlpha=srcData.alpha/255;dstData.ctx.drawImage(srcData.canvas,sr.x,sr.y,sr.w,sr.h,dr.x,dr.y,blitw,blith);dstData.ctx.globalAlpha=oldAlpha;if(dst!=SDL.screen){warnOnce("WARNING: copying canvas data to memory for compatibility");_SDL_LockSurface(dst);dstData.locked--}return 0},downFingers:{},savedKeydown:null,receiveEvent:function(event){function unpressAllPressedKeys(){for(var code in SDL.keyboardMap){SDL.events.push({type:"keyup",keyCode:SDL.keyboardMap[code]})}}switch(event.type){case"touchstart":case"touchmove":{event.preventDefault();var touches=[];if(event.type==="touchstart"){for(var i=0;i<event.touches.length;i++){var touch=event.touches[i];if(SDL.downFingers[touch.identifier]!=true){SDL.downFingers[touch.identifier]=true;touches.push(touch)}}}else{touches=event.touches}var firstTouch=touches[0];if(firstTouch){if(event.type=="touchstart"){SDL.DOMButtons[0]=1}var mouseEventType;switch(event.type){case"touchstart":mouseEventType="mousedown";break;case"touchmove":mouseEventType="mousemove";break}var mouseEvent={type:mouseEventType,button:0,pageX:firstTouch.clientX,pageY:firstTouch.clientY};SDL.events.push(mouseEvent)}for(var i=0;i<touches.length;i++){var touch=touches[i];SDL.events.push({type:event.type,touch:touch})}break}case"touchend":{event.preventDefault();for(var i=0;i<event.changedTouches.length;i++){var touch=event.changedTouches[i];if(SDL.downFingers[touch.identifier]===true){delete SDL.downFingers[touch.identifier]}}var mouseEvent={type:"mouseup",button:0,pageX:event.changedTouches[0].clientX,pageY:event.changedTouches[0].clientY};SDL.DOMButtons[0]=0;SDL.events.push(mouseEvent);for(var i=0;i<event.changedTouches.length;i++){var touch=event.changedTouches[i];SDL.events.push({type:"touchend",touch:touch})}break}case"DOMMouseScroll":case"mousewheel":case"wheel":var delta=-Browser.getMouseWheelDelta(event);delta=delta==0?0:delta>0?Math.max(delta,1):Math.min(delta,-1);var button=delta>0?3:4;SDL.events.push({type:"mousedown",button:button,pageX:event.pageX,pageY:event.pageY});SDL.events.push({type:"mouseup",button:button,pageX:event.pageX,pageY:event.pageY});SDL.events.push({type:"wheel",deltaX:0,deltaY:delta});event.preventDefault();break;case"mousemove":if(SDL.DOMButtons[0]===1){SDL.events.push({type:"touchmove",touch:{identifier:0,deviceID:-1,pageX:event.pageX,pageY:event.pageY}})}if(Browser.pointerLock){if("mozMovementX"in event){event["movementX"]=event["mozMovementX"];event["movementY"]=event["mozMovementY"]}if(event["movementX"]==0&&event["movementY"]==0){event.preventDefault();return}}case"keydown":case"keyup":case"keypress":case"mousedown":case"mouseup":if(event.type!=="keydown"||!SDL_unicode()&&!SDL.textInput||(event.keyCode===8||event.keyCode===9)){event.preventDefault()}if(event.type=="mousedown"){SDL.DOMButtons[event.button]=1;SDL.events.push({type:"touchstart",touch:{identifier:0,deviceID:-1,pageX:event.pageX,pageY:event.pageY}})}else if(event.type=="mouseup"){if(!SDL.DOMButtons[event.button]){return}SDL.events.push({type:"touchend",touch:{identifier:0,deviceID:-1,pageX:event.pageX,pageY:event.pageY}});SDL.DOMButtons[event.button]=0}if(event.type==="keydown"||event.type==="mousedown"){SDL.canRequestFullscreen=true}else if(event.type==="keyup"||event.type==="mouseup"){if(SDL.isRequestingFullscreen){Module["requestFullscreen"](true,true);SDL.isRequestingFullscreen=false}SDL.canRequestFullscreen=false}if(event.type==="keypress"&&SDL.savedKeydown){SDL.savedKeydown.keypressCharCode=event.charCode;SDL.savedKeydown=null}else if(event.type==="keydown"){SDL.savedKeydown=event}if(event.type!=="keypress"||SDL.textInput){SDL.events.push(event)}break;case"mouseout":for(var i=0;i<3;i++){if(SDL.DOMButtons[i]){SDL.events.push({type:"mouseup",button:i,pageX:event.pageX,pageY:event.pageY});SDL.DOMButtons[i]=0}}event.preventDefault();break;case"focus":SDL.events.push(event);event.preventDefault();break;case"blur":SDL.events.push(event);unpressAllPressedKeys();event.preventDefault();break;case"visibilitychange":SDL.events.push({type:"visibilitychange",visible:!document.hidden});unpressAllPressedKeys();event.preventDefault();break;case"unload":if(Browser.mainLoop.runner){SDL.events.push(event);Browser.mainLoop.runner()}return;case"resize":SDL.events.push(event);if(event.preventDefault){event.preventDefault()}break}if(SDL.events.length>=1e4){err("SDL event queue full, dropping events");SDL.events=SDL.events.slice(0,1e4)}SDL.flushEventsToHandler();return},lookupKeyCodeForEvent:function(event){var code=event.keyCode;if(code>=65&&code<=90){code+=32}else{code=SDL.keyCodes[event.keyCode]||event.keyCode;if(event.location===2&&code>=(224|1<<10)&&code<=(227|1<<10)){code+=4}}return code},handleEvent:function(event){if(event.handled)return;event.handled=true;switch(event.type){case"touchstart":case"touchend":case"touchmove":{Browser.calculateMouseEvent(event);break}case"keydown":case"keyup":{var down=event.type==="keydown";var code=SDL.lookupKeyCodeForEvent(event);HEAP8[SDL.keyboardState+code>>0]=down;SDL.modState=(HEAP8[SDL.keyboardState+1248>>0]?64:0)|(HEAP8[SDL.keyboardState+1249>>0]?1:0)|(HEAP8[SDL.keyboardState+1250>>0]?256:0)|(HEAP8[SDL.keyboardState+1252>>0]?128:0)|(HEAP8[SDL.keyboardState+1253>>0]?2:0)|(HEAP8[SDL.keyboardState+1254>>0]?512:0);if(down){SDL.keyboardMap[code]=event.keyCode}else{delete SDL.keyboardMap[code]}break}case"mousedown":case"mouseup":if(event.type=="mousedown"){SDL.buttonState|=1<<event.button}else if(event.type=="mouseup"){SDL.buttonState&=~(1<<event.button)}case"mousemove":{Browser.calculateMouseEvent(event);break}}},flushEventsToHandler:function(){if(!SDL.eventHandler)return;while(SDL.pollEvent(SDL.eventHandlerTemp)){wasmTable.get(SDL.eventHandler)(SDL.eventHandlerContext,SDL.eventHandlerTemp)}},pollEvent:function(ptr){if(SDL.initFlags&512&&SDL.joystickEventState){SDL.queryJoysticks()}if(ptr){while(SDL.events.length>0){if(SDL.makeCEvent(SDL.events.shift(),ptr)!==false)return 1}return 0}else{return SDL.events.length>0}},makeCEvent:function(event,ptr){if(typeof event==="number"){_memcpy(ptr,event,28);_free(event);return}SDL.handleEvent(event);switch(event.type){case"keydown":case"keyup":{var down=event.type==="keydown";var key=SDL.lookupKeyCodeForEvent(event);var scan;if(key>=1024){scan=key-1024}else{scan=SDL.scanCodes[key]||key}HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];HEAP8[ptr+8>>0]=down?1:0;HEAP8[ptr+9>>0]=0;HEAP32[ptr+12>>2]=scan;HEAP32[ptr+16>>2]=key;HEAP16[ptr+20>>1]=SDL.modState;HEAP32[ptr+24>>2]=event.keypressCharCode||key;break}case"keypress":{HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];var cStr=intArrayFromString(String.fromCharCode(event.charCode));for(var i=0;i<cStr.length;++i){HEAP8[ptr+(8+i)>>0]=cStr[i]}break}case"mousedown":case"mouseup":case"mousemove":{if(event.type!="mousemove"){var down=event.type==="mousedown";HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];HEAP32[ptr+4>>2]=0;HEAP32[ptr+8>>2]=0;HEAP32[ptr+12>>2]=0;HEAP8[ptr+16>>0]=event.button+1;HEAP8[ptr+17>>0]=down?1:0;HEAP32[ptr+20>>2]=Browser.mouseX;HEAP32[ptr+24>>2]=Browser.mouseY}else{HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];HEAP32[ptr+4>>2]=0;HEAP32[ptr+8>>2]=0;HEAP32[ptr+12>>2]=0;HEAP32[ptr+16>>2]=SDL.buttonState;HEAP32[ptr+20>>2]=Browser.mouseX;HEAP32[ptr+24>>2]=Browser.mouseY;HEAP32[ptr+28>>2]=Browser.mouseMovementX;HEAP32[ptr+32>>2]=Browser.mouseMovementY}break}case"wheel":{HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];HEAP32[ptr+16>>2]=event.deltaX;HEAP32[ptr+20>>2]=event.deltaY;break}case"touchstart":case"touchend":case"touchmove":{var touch=event.touch;if(!Browser.touches[touch.identifier])break;var w=Module["canvas"].width;var h=Module["canvas"].height;var x=Browser.touches[touch.identifier].x/w;var y=Browser.touches[touch.identifier].y/h;var lx=Browser.lastTouches[touch.identifier].x/w;var ly=Browser.lastTouches[touch.identifier].y/h;var dx=x-lx;var dy=y-ly;if(touch["deviceID"]===undefined)touch.deviceID=SDL.TOUCH_DEFAULT_ID;if(dx===0&&dy===0&&event.type==="touchmove")return false;HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];HEAP32[ptr+4>>2]=_SDL_GetTicks();tempI64=[touch.deviceID>>>0,(tempDouble=touch.deviceID,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptr+8>>2]=tempI64[0],HEAP32[ptr+12>>2]=tempI64[1];tempI64=[touch.identifier>>>0,(tempDouble=touch.identifier,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[ptr+16>>2]=tempI64[0],HEAP32[ptr+20>>2]=tempI64[1];HEAPF32[ptr+24>>2]=x;HEAPF32[ptr+28>>2]=y;HEAPF32[ptr+32>>2]=dx;HEAPF32[ptr+36>>2]=dy;if(touch.force!==undefined){HEAPF32[ptr+40>>2]=touch.force}else{HEAPF32[ptr+40>>2]=event.type=="touchend"?0:1}break}case"unload":{HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];break}case"resize":{HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];HEAP32[ptr+4>>2]=event.w;HEAP32[ptr+8>>2]=event.h;break}case"joystick_button_up":case"joystick_button_down":{var state=event.type==="joystick_button_up"?0:1;HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];HEAP8[ptr+4>>0]=event.index;HEAP8[ptr+5>>0]=event.button;HEAP8[ptr+6>>0]=state;break}case"joystick_axis_motion":{HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];HEAP8[ptr+4>>0]=event.index;HEAP8[ptr+5>>0]=event.axis;HEAP32[ptr+8>>2]=SDL.joystickAxisValueConversion(event.value);break}case"focus":{var SDL_WINDOWEVENT_FOCUS_GAINED=12;HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];HEAP32[ptr+4>>2]=0;HEAP8[ptr+8>>0]=SDL_WINDOWEVENT_FOCUS_GAINED;break}case"blur":{var SDL_WINDOWEVENT_FOCUS_LOST=13;HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];HEAP32[ptr+4>>2]=0;HEAP8[ptr+8>>0]=SDL_WINDOWEVENT_FOCUS_LOST;break}case"visibilitychange":{var SDL_WINDOWEVENT_SHOWN=1;var SDL_WINDOWEVENT_HIDDEN=2;var visibilityEventID=event.visible?SDL_WINDOWEVENT_SHOWN:SDL_WINDOWEVENT_HIDDEN;HEAP32[ptr>>2]=SDL.DOMEventToSDLEvent[event.type];HEAP32[ptr+4>>2]=0;HEAP8[ptr+8>>0]=visibilityEventID;break}default:throw"Unhandled SDL event: "+event.type}},makeFontString:function(height,fontName){if(fontName.charAt(0)!="'"&&fontName.charAt(0)!='"'){fontName='"'+fontName+'"'}return height+"px "+fontName+", serif"},estimateTextWidth:function(fontData,text){var h=fontData.size;var fontString=SDL.makeFontString(h,fontData.name);var tempCtx=SDL_ttfContext();tempCtx.font=fontString;var ret=tempCtx.measureText(text).width|0;return ret},allocateChannels:function(num){if(SDL.numChannels&&SDL.numChannels>=num&&num!=0)return;SDL.numChannels=num;SDL.channels=[];for(var i=0;i<num;i++){SDL.channels[i]={audio:null,volume:1}}},setGetVolume:function(info,volume){if(!info)return 0;var ret=info.volume*128;if(volume!=-1){info.volume=Math.min(Math.max(volume,0),128)/128;if(info.audio){try{info.audio.volume=info.volume;if(info.audio.webAudioGainNode)info.audio.webAudioGainNode["gain"]["value"]=info.volume}catch(e){err("setGetVolume failed to set audio volume: "+e)}}}return ret},setPannerPosition:function(info,x,y,z){if(!info)return;if(info.audio){if(info.audio.webAudioPannerNode){info.audio.webAudioPannerNode["setPosition"](x,y,z)}}},playWebAudio:function(audio){if(!audio)return;if(audio.webAudioNode)return;if(!SDL.webAudioAvailable())return;try{var webAudio=audio.resource.webAudio;audio.paused=false;if(!webAudio.decodedBuffer){if(webAudio.onDecodeComplete===undefined)abort("Cannot play back audio object that was not loaded");webAudio.onDecodeComplete.push(function(){if(!audio.paused)SDL.playWebAudio(audio)});return}audio.webAudioNode=SDL.audioContext["createBufferSource"]();audio.webAudioNode["buffer"]=webAudio.decodedBuffer;audio.webAudioNode["loop"]=audio.loop;audio.webAudioNode["onended"]=function(){audio["onended"]()};audio.webAudioPannerNode=SDL.audioContext["createPanner"]();audio.webAudioPannerNode["setPosition"](0,0,-.5);audio.webAudioPannerNode["panningModel"]="equalpower";audio.webAudioGainNode=SDL.audioContext["createGain"]();audio.webAudioGainNode["gain"]["value"]=audio.volume;audio.webAudioNode["connect"](audio.webAudioPannerNode);audio.webAudioPannerNode["connect"](audio.webAudioGainNode);audio.webAudioGainNode["connect"](SDL.audioContext["destination"]);audio.webAudioNode["start"](0,audio.currentPosition);audio.startTime=SDL.audioContext["currentTime"]-audio.currentPosition}catch(e){err("playWebAudio failed: "+e)}},pauseWebAudio:function(audio){if(!audio)return;if(audio.webAudioNode){try{audio.currentPosition=(SDL.audioContext["currentTime"]-audio.startTime)%audio.resource.webAudio.decodedBuffer.duration;audio.webAudioNode["onended"]=undefined;audio.webAudioNode.stop(0);audio.webAudioNode=undefined}catch(e){err("pauseWebAudio failed: "+e)}}audio.paused=true},openAudioContext:function(){if(!SDL.audioContext){if(typeof AudioContext!=="undefined")SDL.audioContext=new AudioContext;else if(typeof webkitAudioContext!=="undefined")SDL.audioContext=new webkitAudioContext}},webAudioAvailable:function(){return!!SDL.audioContext},fillWebAudioBufferFromHeap:function(heapPtr,sizeSamplesPerChannel,dstAudioBuffer){var audio=SDL_audio();var numChannels=audio.channels;for(var c=0;c<numChannels;++c){var channelData=dstAudioBuffer["getChannelData"](c);if(channelData.length!=sizeSamplesPerChannel){throw"Web Audio output buffer length mismatch! Destination size: "+channelData.length+" samples vs expected "+sizeSamplesPerChannel+" samples!"}if(audio.format==32784){for(var j=0;j<sizeSamplesPerChannel;++j){channelData[j]=HEAP16[heapPtr+(j*numChannels+c)*2>>1]/32768}}else if(audio.format==8){for(var j=0;j<sizeSamplesPerChannel;++j){var v=HEAP8[heapPtr+(j*numChannels+c)>>0];channelData[j]=(v>=0?v-128:v+128)/128}}else if(audio.format==33056){for(var j=0;j<sizeSamplesPerChannel;++j){channelData[j]=HEAPF32[heapPtr+(j*numChannels+c)*4>>2]}}else{throw"Invalid SDL audio format "+audio.format+"!"}}},debugSurface:function(surfData){console.log("dumping surface "+[surfData.surf,surfData.source,surfData.width,surfData.height]);var image=surfData.ctx.getImageData(0,0,surfData.width,surfData.height);var data=image.data;var num=Math.min(surfData.width,surfData.height);for(var i=0;i<num;i++){console.log("   diagonal "+i+":"+[data[i*surfData.width*4+i*4+0],data[i*surfData.width*4+i*4+1],data[i*surfData.width*4+i*4+2],data[i*surfData.width*4+i*4+3]])}},joystickEventState:1,lastJoystickState:{},joystickNamePool:{},recordJoystickState:function(joystick,state){var buttons=new Array(state.buttons.length);for(var i=0;i<state.buttons.length;i++){buttons[i]=SDL.getJoystickButtonState(state.buttons[i])}SDL.lastJoystickState[joystick]={buttons:buttons,axes:state.axes.slice(0),timestamp:state.timestamp,index:state.index,id:state.id}},getJoystickButtonState:function(button){if(typeof button==="object"){return button["pressed"]}else{return button>0}},queryJoysticks:function(){for(var joystick in SDL.lastJoystickState){var state=SDL.getGamepad(joystick-1);var prevState=SDL.lastJoystickState[joystick];if(typeof state==="undefined")return;if(state===null)return;if(typeof state.timestamp!=="number"||state.timestamp!==prevState.timestamp||!state.timestamp){var i;for(i=0;i<state.buttons.length;i++){var buttonState=SDL.getJoystickButtonState(state.buttons[i]);if(buttonState!==prevState.buttons[i]){SDL.events.push({type:buttonState?"joystick_button_down":"joystick_button_up",joystick:joystick,index:joystick-1,button:i})}}for(i=0;i<state.axes.length;i++){if(state.axes[i]!==prevState.axes[i]){SDL.events.push({type:"joystick_axis_motion",joystick:joystick,index:joystick-1,axis:i,value:state.axes[i]})}}SDL.recordJoystickState(joystick,state)}}},joystickAxisValueConversion:function(value){value=Math.min(1,Math.max(value,-1));return Math.ceil((value+1)*32767.5-32768)},getGamepads:function(){var fcn=navigator.getGamepads||navigator.webkitGamepads||navigator.mozGamepads||navigator.gamepads||navigator.webkitGetGamepads;if(fcn!==undefined){return fcn.apply(navigator)}else{return[]}},getGamepad:function(deviceIndex){var gamepads=SDL.getGamepads();if(gamepads.length>deviceIndex&&deviceIndex>=0){return gamepads[deviceIndex]}return null}};function _SDL_Init(initFlags){SDL.startTime=Date.now();SDL.initFlags=initFlags;if(!Module["doNotCaptureKeyboard"]){var keyboardListeningElement=Module["keyboardListeningElement"]||document;keyboardListeningElement.addEventListener("keydown",SDL.receiveEvent);keyboardListeningElement.addEventListener("keyup",SDL.receiveEvent);keyboardListeningElement.addEventListener("keypress",SDL.receiveEvent);window.addEventListener("focus",SDL.receiveEvent);window.addEventListener("blur",SDL.receiveEvent);document.addEventListener("visibilitychange",SDL.receiveEvent)}window.addEventListener("unload",SDL.receiveEvent);SDL.keyboardState=_malloc(65536);_memset(SDL.keyboardState,0,65536);SDL.DOMEventToSDLEvent["keydown"]=768;SDL.DOMEventToSDLEvent["keyup"]=769;SDL.DOMEventToSDLEvent["keypress"]=771;SDL.DOMEventToSDLEvent["mousedown"]=1025;SDL.DOMEventToSDLEvent["mouseup"]=1026;SDL.DOMEventToSDLEvent["mousemove"]=1024;SDL.DOMEventToSDLEvent["wheel"]=1027;SDL.DOMEventToSDLEvent["touchstart"]=1792;SDL.DOMEventToSDLEvent["touchend"]=1793;SDL.DOMEventToSDLEvent["touchmove"]=1794;SDL.DOMEventToSDLEvent["unload"]=256;SDL.DOMEventToSDLEvent["resize"]=28673;SDL.DOMEventToSDLEvent["visibilitychange"]=512;SDL.DOMEventToSDLEvent["focus"]=512;SDL.DOMEventToSDLEvent["blur"]=512;SDL.DOMEventToSDLEvent["joystick_axis_motion"]=1536;SDL.DOMEventToSDLEvent["joystick_button_down"]=1539;SDL.DOMEventToSDLEvent["joystick_button_up"]=1540;return 0}function _SDL_PollEvent(ptr){return SDL.pollEvent(ptr)}function __webgl_enable_ANGLE_instanced_arrays(ctx){var ext=ctx.getExtension("ANGLE_instanced_arrays");if(ext){ctx["vertexAttribDivisor"]=function(index,divisor){ext["vertexAttribDivisorANGLE"](index,divisor)};ctx["drawArraysInstanced"]=function(mode,first,count,primcount){ext["drawArraysInstancedANGLE"](mode,first,count,primcount)};ctx["drawElementsInstanced"]=function(mode,count,type,indices,primcount){ext["drawElementsInstancedANGLE"](mode,count,type,indices,primcount)};return 1}}function __webgl_enable_OES_vertex_array_object(ctx){var ext=ctx.getExtension("OES_vertex_array_object");if(ext){ctx["createVertexArray"]=function(){return ext["createVertexArrayOES"]()};ctx["deleteVertexArray"]=function(vao){ext["deleteVertexArrayOES"](vao)};ctx["bindVertexArray"]=function(vao){ext["bindVertexArrayOES"](vao)};ctx["isVertexArray"]=function(vao){return ext["isVertexArrayOES"](vao)};return 1}}function __webgl_enable_WEBGL_draw_buffers(ctx){var ext=ctx.getExtension("WEBGL_draw_buffers");if(ext){ctx["drawBuffers"]=function(n,bufs){ext["drawBuffersWEBGL"](n,bufs)};return 1}}function __webgl_enable_WEBGL_multi_draw(ctx){return!!(ctx.multiDrawWebgl=ctx.getExtension("WEBGL_multi_draw"))}var GL={counter:1,buffers:[],programs:[],framebuffers:[],renderbuffers:[],textures:[],uniforms:[],shaders:[],vaos:[],contexts:[],offscreenCanvases:{},timerQueriesEXT:[],programInfos:{},stringCache:{},unpackAlignment:4,recordError:function recordError(errorCode){if(!GL.lastError){GL.lastError=errorCode}},getNewId:function(table){var ret=GL.counter++;for(var i=table.length;i<ret;i++){table[i]=null}return ret},getSource:function(shader,count,string,length){var source="";for(var i=0;i<count;++i){var len=length?HEAP32[length+i*4>>2]:-1;source+=UTF8ToString(HEAP32[string+i*4>>2],len<0?undefined:len)}return source},createContext:function(canvas,webGLContextAttributes){var ctx=canvas.getContext("webgl",webGLContextAttributes);if(!ctx)return 0;var handle=GL.registerContext(ctx,webGLContextAttributes);return handle},registerContext:function(ctx,webGLContextAttributes){var handle=GL.getNewId(GL.contexts);var context={handle:handle,attributes:webGLContextAttributes,version:webGLContextAttributes.majorVersion,GLctx:ctx};if(ctx.canvas)ctx.canvas.GLctxObject=context;GL.contexts[handle]=context;if(typeof webGLContextAttributes.enableExtensionsByDefault==="undefined"||webGLContextAttributes.enableExtensionsByDefault){GL.initExtensions(context)}return handle},makeContextCurrent:function(contextHandle){GL.currentContext=GL.contexts[contextHandle];Module.ctx=GLctx=GL.currentContext&&GL.currentContext.GLctx;return!(contextHandle&&!GLctx)},getContext:function(contextHandle){return GL.contexts[contextHandle]},deleteContext:function(contextHandle){if(GL.currentContext===GL.contexts[contextHandle])GL.currentContext=null;if(typeof JSEvents==="object")JSEvents.removeAllHandlersOnTarget(GL.contexts[contextHandle].GLctx.canvas);if(GL.contexts[contextHandle]&&GL.contexts[contextHandle].GLctx.canvas)GL.contexts[contextHandle].GLctx.canvas.GLctxObject=undefined;GL.contexts[contextHandle]=null},initExtensions:function(context){if(!context)context=GL.currentContext;if(context.initExtensionsDone)return;context.initExtensionsDone=true;var GLctx=context.GLctx;__webgl_enable_ANGLE_instanced_arrays(GLctx);__webgl_enable_OES_vertex_array_object(GLctx);__webgl_enable_WEBGL_draw_buffers(GLctx);GLctx.disjointTimerQueryExt=GLctx.getExtension("EXT_disjoint_timer_query");__webgl_enable_WEBGL_multi_draw(GLctx);var automaticallyEnabledExtensions=["OES_texture_float","OES_texture_half_float","OES_standard_derivatives","OES_vertex_array_object","WEBGL_compressed_texture_s3tc","WEBGL_depth_texture","OES_element_index_uint","EXT_texture_filter_anisotropic","EXT_frag_depth","WEBGL_draw_buffers","ANGLE_instanced_arrays","OES_texture_float_linear","OES_texture_half_float_linear","EXT_blend_minmax","EXT_shader_texture_lod","EXT_texture_norm16","WEBGL_compressed_texture_pvrtc","EXT_color_buffer_half_float","WEBGL_color_buffer_float","EXT_sRGB","WEBGL_compressed_texture_etc1","EXT_disjoint_timer_query","WEBGL_compressed_texture_etc","WEBGL_compressed_texture_astc","EXT_color_buffer_float","WEBGL_compressed_texture_s3tc_srgb","EXT_disjoint_timer_query_webgl2","WEBKIT_WEBGL_compressed_texture_pvrtc"];var exts=GLctx.getSupportedExtensions()||[];exts.forEach(function(ext){if(automaticallyEnabledExtensions.indexOf(ext)!=-1){GLctx.getExtension(ext)}})},populateUniformTable:function(program){var p=GL.programs[program];var ptable=GL.programInfos[program]={uniforms:{},maxUniformLength:0,maxAttributeLength:-1,maxUniformBlockNameLength:-1};var utable=ptable.uniforms;var numUniforms=GLctx.getProgramParameter(p,35718);for(var i=0;i<numUniforms;++i){var u=GLctx.getActiveUniform(p,i);var name=u.name;ptable.maxUniformLength=Math.max(ptable.maxUniformLength,name.length+1);if(name.slice(-1)=="]"){name=name.slice(0,name.lastIndexOf("["))}var loc=GLctx.getUniformLocation(p,name);if(loc){var id=GL.getNewId(GL.uniforms);utable[name]=[u.size,id];GL.uniforms[id]=loc;for(var j=1;j<u.size;++j){var n=name+"["+j+"]";loc=GLctx.getUniformLocation(p,n);id=GL.getNewId(GL.uniforms);GL.uniforms[id]=loc}}}}};function _SDL_SetVideoMode(width,height,depth,flags){["touchstart","touchend","touchmove","mousedown","mouseup","mousemove","DOMMouseScroll","mousewheel","wheel","mouseout"].forEach(function(event){Module["canvas"].addEventListener(event,SDL.receiveEvent,true)});var canvas=Module["canvas"];if(width==0&&height==0){width=canvas.width;height=canvas.height}if(!SDL.addedResizeListener){SDL.addedResizeListener=true;Browser.resizeListeners.push(function(w,h){if(!SDL.settingVideoMode){SDL.receiveEvent({type:"resize",w:w,h:h})}})}SDL.settingVideoMode=true;Browser.setCanvasSize(width,height);SDL.settingVideoMode=false;if(SDL.screen){SDL.freeSurface(SDL.screen);assert(!SDL.screen)}if(SDL.GL)flags=flags|67108864;SDL.screen=SDL.makeSurface(width,height,flags,true,"screen");return SDL.screen}function _SDL_ShowCursor(toggle){switch(toggle){case 0:if(Browser.isFullscreen){Module["canvas"].requestPointerLock();return 0}else{return 1}break;case 1:Module["canvas"].exitPointerLock();return 1;break;case-1:return!Browser.pointerLock;break;default:console.log("SDL_ShowCursor called with unknown toggle parameter value: "+toggle+".");break}}function _SDL_WM_GrabInput(){}function _SDL_WM_SetCaption(title,icon){if(title&&typeof setWindowTitle!=="undefined"){setWindowTitle(UTF8ToString(title))}icon=icon&&UTF8ToString(icon)}function _tzset(){if(_tzset.called)return;_tzset.called=true;var currentYear=(new Date).getFullYear();var winter=new Date(currentYear,0,1);var summer=new Date(currentYear,6,1);var winterOffset=winter.getTimezoneOffset();var summerOffset=summer.getTimezoneOffset();var stdTimezoneOffset=Math.max(winterOffset,summerOffset);HEAP32[__get_timezone()>>2]=stdTimezoneOffset*60;HEAP32[__get_daylight()>>2]=Number(winterOffset!=summerOffset);function extractZone(date){var match=date.toTimeString().match(/\(([A-Za-z ]+)\)$/);return match?match[1]:"GMT"}var winterName=extractZone(winter);var summerName=extractZone(summer);var winterNamePtr=allocateUTF8(winterName);var summerNamePtr=allocateUTF8(summerName);if(summerOffset<winterOffset){HEAP32[__get_tzname()>>2]=winterNamePtr;HEAP32[__get_tzname()+4>>2]=summerNamePtr}else{HEAP32[__get_tzname()>>2]=summerNamePtr;HEAP32[__get_tzname()+4>>2]=winterNamePtr}}function _localtime_r(time,tmPtr){_tzset();var date=new Date(HEAP32[time>>2]*1e3);HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();HEAP32[tmPtr+20>>2]=date.getFullYear()-1900;HEAP32[tmPtr+24>>2]=date.getDay();var start=new Date(date.getFullYear(),0,1);var yday=(date.getTime()-start.getTime())/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr+36>>2]=-(date.getTimezoneOffset()*60);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dst=(summerOffset!=winterOffset&&date.getTimezoneOffset()==Math.min(winterOffset,summerOffset))|0;HEAP32[tmPtr+32>>2]=dst;var zonePtr=HEAP32[__get_tzname()+(dst?4:0)>>2];HEAP32[tmPtr+40>>2]=zonePtr;return tmPtr}function ___localtime_r(a0,a1){return _localtime_r(a0,a1)}function _abort(){abort()}function _emscripten_asm_const_int(code,sigPtr,argbuf){var args=readAsmConstArgs(sigPtr,argbuf);return ASM_CONSTS[code].apply(null,args)}function _emscripten_memcpy_big(dest,src,num){HEAPU8.copyWithin(dest,src,src+num)}function abortOnCannotGrowMemory(requestedSize){abort("OOM")}function _emscripten_resize_heap(requestedSize){requestedSize=requestedSize>>>0;abortOnCannotGrowMemory(requestedSize)}function _exit(status){exit(status)}var SYSCALLS={mappings:{},buffers:[null,[],[]],printChar:function(stream,curr){var buffer=SYSCALLS.buffers[stream];if(curr===0||curr===10){(stream===1?out:err)(UTF8ArrayToString(buffer,0));buffer.length=0}else{buffer.push(curr)}},varargs:undefined,get:function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret},getStr:function(ptr){var ret=UTF8ToString(ptr);return ret},get64:function(low,high){return low}};function _fd_close(fd){return 0}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){}function _fd_write(fd,iov,iovcnt,pnum){var num=0;for(var i=0;i<iovcnt;i++){var ptr=HEAP32[iov+i*8>>2];var len=HEAP32[iov+(i*8+4)>>2];for(var j=0;j<len;j++){SYSCALLS.printChar(fd,HEAPU8[ptr+j])}num+=len}HEAP32[pnum>>2]=num;return 0}function _mktime(tmPtr){_tzset();var date=new Date(HEAP32[tmPtr+20>>2]+1900,HEAP32[tmPtr+16>>2],HEAP32[tmPtr+12>>2],HEAP32[tmPtr+8>>2],HEAP32[tmPtr+4>>2],HEAP32[tmPtr>>2],0);var dst=HEAP32[tmPtr+32>>2];var guessedOffset=date.getTimezoneOffset();var start=new Date(date.getFullYear(),0,1);var summerOffset=new Date(date.getFullYear(),6,1).getTimezoneOffset();var winterOffset=start.getTimezoneOffset();var dstOffset=Math.min(winterOffset,summerOffset);if(dst<0){HEAP32[tmPtr+32>>2]=Number(summerOffset!=winterOffset&&dstOffset==guessedOffset)}else if(dst>0!=(dstOffset==guessedOffset)){var nonDstOffset=Math.max(winterOffset,summerOffset);var trueOffset=dst>0?dstOffset:nonDstOffset;date.setTime(date.getTime()+(trueOffset-guessedOffset)*6e4)}HEAP32[tmPtr+24>>2]=date.getDay();var yday=(date.getTime()-start.getTime())/(1e3*60*60*24)|0;HEAP32[tmPtr+28>>2]=yday;HEAP32[tmPtr>>2]=date.getSeconds();HEAP32[tmPtr+4>>2]=date.getMinutes();HEAP32[tmPtr+8>>2]=date.getHours();HEAP32[tmPtr+12>>2]=date.getDate();HEAP32[tmPtr+16>>2]=date.getMonth();return date.getTime()/1e3|0}function _time(ptr){var ret=Date.now()/1e3|0;if(ptr){HEAP32[ptr>>2]=ret}return ret}var readAsmConstArgsArray=[];function readAsmConstArgs(sigPtr,buf){readAsmConstArgsArray.length=0;var ch;buf>>=2;while(ch=HEAPU8[sigPtr++]){var double=ch<105;if(double&&buf&1)buf++;readAsmConstArgsArray.push(double?HEAPF64[buf++>>1]:HEAP32[buf]);++buf}return readAsmConstArgsArray}Module["requestFullscreen"]=function Module_requestFullscreen(lockPointer,resizeCanvas){Browser.requestFullscreen(lockPointer,resizeCanvas)};Module["requestAnimationFrame"]=function Module_requestAnimationFrame(func){Browser.requestAnimationFrame(func)};Module["setCanvasSize"]=function Module_setCanvasSize(width,height,noUpdates){Browser.setCanvasSize(width,height,noUpdates)};Module["pauseMainLoop"]=function Module_pauseMainLoop(){Browser.mainLoop.pause()};Module["resumeMainLoop"]=function Module_resumeMainLoop(){Browser.mainLoop.resume()};Module["getUserMedia"]=function Module_getUserMedia(){Browser.getUserMedia()};Module["createContext"]=function Module_createContext(canvas,useWebGL,setInModule,webGLContextAttributes){return Browser.createContext(canvas,useWebGL,setInModule,webGLContextAttributes)};var GLctx;function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var 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