diff --git a/C++/scripts/web.sh b/C++/scripts/web.sh index eef8c5b..7f48358 100755 --- a/C++/scripts/web.sh +++ b/C++/scripts/web.sh @@ -1,9 +1,9 @@ #Compiles emscripten instance of this project for the web. #C++ if [ -d "assets" ]; then - em++ -std=c++17 -O2 -s ALLOW_MEMORY_GROWTH=1 -s MAX_WEBGL_VERSION=2 -s MIN_WEBGL_VERSION=2 -s USE_LIBPNG=1 $(find . -type f -name "*.cpp") -o ${PROJECT_NAME}.html -I pixelGameEngine.h --preload-file ./assets + em++ -std=c++17 -O2 -s ALLOW_MEMORY_GROWTH=1 -s MAX_WEBGL_VERSION=2 -s MIN_WEBGL_VERSION=2 -s USE_SDL_MIXER=2 -s USE_LIBPNG=1 $(find . -type f -name "*.cpp") -o ${PROJECT_NAME}.html -I pixelGameEngine.h --preload-file ./assets else - em++ -std=c++17 -O2 -s ALLOW_MEMORY_GROWTH=1 -s MAX_WEBGL_VERSION=2 -s MIN_WEBGL_VERSION=2 -s USE_LIBPNG=1 $(find . -type f -name "*.cpp") -o ${PROJECT_NAME}.html -I pixelGameEngine.h + em++ -std=c++17 -O2 -s ALLOW_MEMORY_GROWTH=1 -s MAX_WEBGL_VERSION=2 -s MIN_WEBGL_VERSION=2 -s USE_SDL_MIXER=2 -s USE_LIBPNG=1 $(find . -type f -name "*.cpp") -o ${PROJECT_NAME}.html -I pixelGameEngine.h fi cp buildtemplate.html ${PROJECT_NAME}.html diff --git a/C++ProjectTemplate b/C++ProjectTemplate index dc59e7a..8f7c626 100755 Binary files a/C++ProjectTemplate and b/C++ProjectTemplate differ diff --git a/C++ProjectTemplate.data b/C++ProjectTemplate.data new file mode 100644 index 0000000..f465d97 Binary files /dev/null and b/C++ProjectTemplate.data differ diff --git a/C++ProjectTemplate.html b/C++ProjectTemplate.html index 9add032..de51b65 100644 --- a/C++ProjectTemplate.html +++ b/C++ProjectTemplate.html @@ -1 +1,75 @@ -Emscripten-Generated Codeimage/svg+xml
Downloading...
Resize canvasLock/hide mouse pointer    
\ No newline at end of file + + + + + + + + Emscripten-Generated Code + + + + + + + + + + diff --git a/C++ProjectTemplate.js b/C++ProjectTemplate.js index 497bb5a..105fa67 100644 --- a/C++ProjectTemplate.js +++ b/C++ProjectTemplate.js @@ -1 +1 @@ -var Module=typeof Module!="undefined"?Module:{};var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var ENVIRONMENT_IS_WEB=typeof window=="object";var ENVIRONMENT_IS_WORKER=typeof importScripts=="function";var ENVIRONMENT_IS_NODE=typeof process=="object"&&typeof process.versions=="object"&&typeof process.versions.node=="string";var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary,setWindowTitle;function logExceptionOnExit(e){if(e instanceof ExitStatus)return;let toLog=e;err("exiting due to exception: "+toLog)}var fs;var nodePath;var requireNodeFS;if(ENVIRONMENT_IS_NODE){if(ENVIRONMENT_IS_WORKER){scriptDirectory=require("path").dirname(scriptDirectory)+"/"}else{scriptDirectory=__dirname+"/"}requireNodeFS=()=>{if(!nodePath){fs=require("fs");nodePath=require("path")}};read_=function shell_read(filename,binary){requireNodeFS();filename=nodePath["normalize"](filename);return fs.readFileSync(filename,binary?undefined:"utf8")};readBinary=filename=>{var ret=read_(filename,true);if(!ret.buffer){ret=new Uint8Array(ret)}return ret};readAsync=(filename,onload,onerror)=>{requireNodeFS();filename=nodePath["normalize"](filename);fs.readFile(filename,function(err,data){if(err)onerror(err);else onload(data.buffer)})};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",function(reason){throw reason});quit_=(status,toThrow)=>{if(keepRuntimeAlive()){process["exitCode"]=status;throw toThrow}logExceptionOnExit(toThrow);process["exit"](status)};Module["inspect"]=function(){return"[Emscripten Module object]"}}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.replace(/[?#].*/,"").lastIndexOf("/")+1)}else{scriptDirectory=""}{read_=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText};if(ENVIRONMENT_IS_WORKER){readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)}}readAsync=(url,onload,onerror)=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,true);xhr.responseType="arraybuffer";xhr.onload=()=>{if(xhr.status==200||xhr.status==0&&xhr.response){onload(xhr.response);return}onerror()};xhr.onerror=onerror;xhr.send(null)}}setWindowTitle=title=>document.title=title}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.warn.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var POINTER_SIZE=4;var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var noExitRuntime=Module["noExitRuntime"]||true;if(typeof WebAssembly!="object"){abort("no native wasm support detected")}var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;function UTF8ArrayToString(heapOrArray,idx,maxBytesToRead){var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx>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=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 stringToUTF8(str,outPtr,maxBytesToWrite){return stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite)}function lengthBytesUTF8(str){var len=0;for(var i=0;i=55296&&c<=57343){len+=4;++i}else{len+=3}}return len}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"]||16777216;var wasmTable;var __ATPRERUN__=[];var __ATINIT__=[];var __ATMAIN__=[];var __ATEXIT__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;function keepRuntimeAlive(){return noExitRuntime}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;if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();callRuntimeCallbacks(__ATINIT__)}function preMain(){callRuntimeCallbacks(__ATMAIN__)}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 addOnInit(cb){__ATINIT__.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()}}}function abort(what){{if(Module["onAbort"]){Module["onAbort"](what)}}what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);throw e}var dataURIPrefix="data:application/octet-stream;base64,";function isDataURI(filename){return filename.startsWith(dataURIPrefix)}function isFileURI(filename){return filename.startsWith("file://")}var wasmBinaryFile;wasmBinaryFile="C++ProjectTemplate.wasm";if(!isDataURI(wasmBinaryFile)){wasmBinaryFile=locateFile(wasmBinaryFile)}function getBinary(file){try{if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}throw"both async and sync fetching of the wasm failed"}catch(err){abort(err)}}function getBinaryPromise(){if(!wasmBinary&&(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER)){if(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 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instance}).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)&&!ENVIRONMENT_IS_NODE&&typeof fetch=="function"){return fetch(wasmBinaryFile,{credentials:"same-origin"}).then(function(response){var result=WebAssembly.instantiateStreaming(response,info);return result.then(receiveInstantiationResult,function(reason){err("wasm streaming compile failed: "+reason);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(receiveInstantiationResult)})})}else{return instantiateArrayBuffer(receiveInstantiationResult)}}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 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value=HEAP32[this.ptr>>2];HEAP32[this.ptr>>2]=value+1};this.release_ref=function(){var prev=HEAP32[this.ptr>>2];HEAP32[this.ptr>>2]=prev-1;return prev===1};this.set_adjusted_ptr=function(adjustedPtr){HEAPU32[this.ptr+16>>2]=adjustedPtr};this.get_adjusted_ptr=function(){return HEAPU32[this.ptr+16>>2]};this.get_exception_ptr=function(){var isPointer=___cxa_is_pointer_type(this.get_type());if(isPointer){return HEAPU32[this.excPtr>>2]}var adjusted=this.get_adjusted_ptr();if(adjusted!==0)return adjusted;return this.excPtr}}var exceptionLast=0;var uncaughtExceptionCount=0;function ___cxa_throw(ptr,type,destructor){var info=new ExceptionInfo(ptr);info.init(type,destructor);exceptionLast=ptr;uncaughtExceptionCount++;throw ptr}function setErrNo(value){HEAP32[___errno_location()>>2]=value;return value}var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return 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paths=Array.prototype.slice.call(arguments,0);return PATH.normalize(paths.join("/"))},join2:(l,r)=>{return PATH.normalize(l+"/"+r)}};function getRandomDevice(){if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){var randomBuffer=new Uint8Array(1);return()=>{crypto.getRandomValues(randomBuffer);return randomBuffer[0]}}else if(ENVIRONMENT_IS_NODE){try{var crypto_module=require("crypto");return()=>crypto_module["randomBytes"](1)[0]}catch(e){}}return()=>abort("randomDevice")}var PATH_FS={resolve:function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else 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TTY={ttys:[],init:function(){},shutdown:function(){},register:function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open:function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close:function(stream){stream.tty.ops.fsync(stream.tty)},fsync:function(stream){stream.tty.ops.fsync(stream.tty)},read:function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()},put_char:function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync:function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}},default_tty1_ops:{put_char:function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync:function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};function mmapAlloc(size){abort()}var MEMFS={ops_table:null,mount:function(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode:function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray:function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage:function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage:function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr:function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr:function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup:function(parent,name){throw FS.genericErrors[44]},mknod:function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename:function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir},unlink:function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir:function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir:function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries},symlink:function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink:function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read:function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{assert(arrayBuffer,'Loading data file "'+url+'" failed (no arrayBuffer).');onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw'Loading data file "'+url+'" failed.'}});if(dep)addRunDependency(dep)}var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:null,genericErrors:{},filesystems:null,syncFSRequests:0,lookupPath:(path,opts={})=>{path=PATH_FS.resolve(FS.cwd(),path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=PATH.normalizeArray(path.split("/").filter(p=>!!p),false);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath:node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}},hashName:(parentid,name)=>{var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode:node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode:node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode:(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode:(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode:node=>{FS.hashRemoveNode(node)},isRoot:node=>{return node===node.parent},isMountpoint:node=>{return!!node.mounted},isFile:mode=>{return(mode&61440)===32768},isDir:mode=>{return(mode&61440)===16384},isLink:mode=>{return(mode&61440)===40960},isChrdev:mode=>{return(mode&61440)===8192},isBlkdev:mode=>{return(mode&61440)===24576},isFIFO:mode=>{return(mode&61440)===4096},isSocket:mode=>{return(mode&49152)===49152},flagModes:{"r":0,"r+":2,"w":577,"w+":578,"a":1089,"a+":1090},modeStringToFlags:str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags},flagsToPermissionString:flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions:(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup:dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate:(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete:(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen:(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd:(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStream:fd=>FS.streams[fd],createStream:(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream:fd=>{FS.streams[fd]=null},chrdev_stream_ops:{open:stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}},llseek:()=>{throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice:(dev,ops)=>{FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts:mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts},syncfs:(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount:(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount:mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup:(parent,name)=>{return parent.node_ops.lookup(parent,name)},mknod:(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create:(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir:(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree:(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)},symlink:(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)},rename:(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}},rmdir:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)},readdir:path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)},unlink:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)},readlink:path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))},stat:(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)},lstat:path=>{return FS.stat(path,true)},chmod:(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})},lchmod:(path,mode)=>{FS.chmod(path,mode,true)},fchmod:(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)},chown:(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})},lchown:(path,uid,gid)=>{FS.chown(path,uid,gid,true)},fchown:(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)},truncate:(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})},ftruncate:(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)},utime:(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})},open:(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream},close:stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null},isClosed:stream=>{return stream.fd===null},llseek:(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position},read:(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead},write:(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten},allocate:(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)},mmap:(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)},msync:(stream,buffer,offset,length,mmapFlags)=>{if(!stream||!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)},munmap:stream=>0,ioctl:(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)},readFile:(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret},writeFile:(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)},cwd:()=>FS.currentPath,chdir:path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories:()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices:()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories:()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams:()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},ensureErrnoError:()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""})},staticInit:()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}},init:(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit:()=>{FS.init.initialized=false;for(var i=0;i{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode},findObject:(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object},analyzePath:(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret},createPath:(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current},createFile:(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)},createDataFile:(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i{for(var i=0;i{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}},createLazyFile:(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node},createPreloadedFile:(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}},indexedDB:()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB},DB_NAME:()=>{return"EM_FS_"+window.location.pathname},DB_VERSION:20,DB_STORE_NAME:"FILE_DATA",saveFilesToDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror},loadFilesFromDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}};var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt:function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=FS.getStream(dirfd);if(!dirstream)throw new FS.ErrnoError(8);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat:function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAP32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;tempI64=[Math.floor(stat.atime.getTime()/1e3)>>>0,(tempDouble=Math.floor(stat.atime.getTime()/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAP32[buf+64>>2]=0;tempI64=[Math.floor(stat.mtime.getTime()/1e3)>>>0,(tempDouble=Math.floor(stat.mtime.getTime()/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAP32[buf+80>>2]=0;tempI64=[Math.floor(stat.ctime.getTime()/1e3)>>>0,(tempDouble=Math.floor(stat.ctime.getTime()/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAP32[buf+96>>2]=0;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0},doMsync:function(addr,stream,len,flags,offset){var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},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},getStreamFromFD:function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}};function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=SYSCALLS.get();if(arg<0){return-28}var newStream;newStream=FS.createStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=SYSCALLS.get();stream.flags|=arg;return 0}case 5:{var arg=SYSCALLS.get();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 6:case 7:return 0;case 16:case 8:return-28;case 9:setErrNo(28);return-1;default:{return-28}}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:case 21505:{if(!stream.tty)return-59;return 0}case 21510:case 21511:case 21512:case 21506:case 21507:case 21508:{if(!stream.tty)return-59;return 0}case 21519:{if(!stream.tty)return-59;var argp=SYSCALLS.get();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=SYSCALLS.get();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;return 0}case 21524:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?SYSCALLS.get():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function __emscripten_date_now(){return Date.now()}var nowIsMonotonic=true;function __emscripten_get_now_is_monotonic(){return nowIsMonotonic}function __emscripten_throw_longjmp(){throw Infinity}function _abort(){abort("")}function _emscripten_set_main_loop_timing(mode,value){Browser.mainLoop.timingMode=mode;Browser.mainLoop.timingValue=value;if(!Browser.mainLoop.func){return 1}if(!Browser.mainLoop.running){Browser.mainLoop.running=true}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=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}var _emscripten_get_now;if(ENVIRONMENT_IS_NODE){_emscripten_get_now=()=>{var t=process["hrtime"]();return t[0]*1e3+t[1]/1e6}}else _emscripten_get_now=()=>performance.now();function _proc_exit(code){EXITSTATUS=code;if(!keepRuntimeAlive()){if(Module["onExit"])Module["onExit"](code);ABORT=true}quit_(code,new ExitStatus(code))}function exitJS(status,implicit){EXITSTATUS=status;_proc_exit(status)}function maybeExit(){}function setMainLoop(browserIterationFunc,fps,simulateInfiniteLoop,arg,noSetTiming){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;function checkIsRunning(){if(thisMainLoopId0){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}}out('main loop blocker "'+blocker.name+'" took '+(Date.now()-start)+" ms");Browser.mainLoop.updateStatus();if(!checkIsRunning())return;setTimeout(Browser.mainLoop.runner,0);return}if(!checkIsRunning())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(!checkIsRunning())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"}}function callUserCallback(func){if(ABORT){return}try{func()}catch(e){handleException(e)}}function safeSetTimeout(func,timeout){return setTimeout(function(){callUserCallback(func)},timeout)}function warnOnce(text){if(!warnOnce.shown)warnOnce.shown={};if(!warnOnce.shown[text]){warnOnce.shown[text]=1;if(ENVIRONMENT_IS_NODE)text="warning: "+text;err(text)}}var Browser={mainLoop:{running:false,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{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);preloadedImages[name]=canvas;Browser.URLObject.revokeObjectURL(url);if(onload)onload(byteArray)};img.onerror=event=>{out("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;preloadedAudios[name]=audio;if(onload)onload(byteArray)}function fail(){if(done)return;done=true;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",()=>finish(audio),false);audio.onerror=function audio_onerror(event){if(done)return;err("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=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;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"]||(()=>{});canvas.exitPointerLock=document["exitPointerLock"]||document["mozExitPointerLock"]||document["webkitExitPointerLock"]||document["msExitPointerLock"]||(()=>{});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",ev=>{if(!Browser.pointerLock&&Module["canvas"].requestPointerLock){Module["canvas"].requestPointerLock();ev.preventDefault()}},false)}}},handledByPreloadPlugin:function(byteArray,fullname,finish,onerror){Browser.init();var handled=false;Module["preloadPlugins"].forEach(function(plugin){if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled},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:2};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"]?()=>canvasContainer["webkitRequestFullscreen"](Element["ALLOW_KEYBOARD_INPUT"]):null)||(canvasContainer["webkitRequestFullScreen"]?()=>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)},safeSetTimeout:function(func){return safeSetTimeout(func)},safeRequestAnimationFrame:function(func){return Browser.requestAnimationFrame(function(){callUserCallback(func)})},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}},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>2];if(param==12321){var alphaSize=HEAP32[attribList+4>>2];EGL.contextAttributes.alpha=alphaSize>0}else if(param==12325){var depthSize=HEAP32[attribList+4>>2];EGL.contextAttributes.depth=depthSize>0}else if(param==12326){var stencilSize=HEAP32[attribList+4>>2];EGL.contextAttributes.stencil=stencilSize>0}else if(param==12337){var samples=HEAP32[attribList+4>>2];EGL.contextAttributes.antialias=samples>0}else if(param==12338){var samples=HEAP32[attribList+4>>2];EGL.contextAttributes.antialias=samples==1}else if(param==12544){var requestedPriority=HEAP32[attribList+4>>2];EGL.contextAttributes.lowLatency=requestedPriority!=12547}else if(param==12344){break}attribList+=8}}if((!config||!config_size)&&!numConfigs){EGL.setErrorCode(12300);return 0}if(numConfigs){HEAP32[numConfigs>>2]=1}if(config&&config_size>0){HEAP32[config>>2]=62002}EGL.setErrorCode(12288);return 1}};function _eglChooseConfig(display,attrib_list,configs,config_size,numConfigs){return EGL.chooseConfig(display,attrib_list,configs,config_size,numConfigs)}function __webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance(ctx){return!!(ctx.dibvbi=ctx.getExtension("WEBGL_draw_instanced_base_vertex_base_instance"))}function __webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance(ctx){return!!(ctx.mdibvbi=ctx.getExtension("WEBGL_multi_draw_instanced_base_vertex_base_instance"))}function __webgl_enable_WEBGL_multi_draw(ctx){return!!(ctx.multiDrawWebgl=ctx.getExtension("WEBGL_multi_draw"))}var GL={counter:1,buffers:[],programs:[],framebuffers:[],renderbuffers:[],textures:[],shaders:[],vaos:[],contexts:[],offscreenCanvases:{},queries:[],samplers:[],transformFeedbacks:[],syncs:[],stringCache:{},stringiCache:{},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>2]:-1;source+=UTF8ToString(HEAP32[string+i*4>>2],len<0?undefined:len)}return source},createContext:function(canvas,webGLContextAttributes){if(!canvas.getContextSafariWebGL2Fixed){canvas.getContextSafariWebGL2Fixed=canvas.getContext;function fixedGetContext(ver,attrs){var gl=canvas.getContextSafariWebGL2Fixed(ver,attrs);return ver=="webgl"==gl instanceof WebGLRenderingContext?gl:null}canvas.getContext=fixedGetContext}var ctx=canvas.getContext("webgl2",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_WEBGL_draw_instanced_base_vertex_base_instance(GLctx);__webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance(GLctx);if(context.version>=2){GLctx.disjointTimerQueryExt=GLctx.getExtension("EXT_disjoint_timer_query_webgl2")}if(context.version<2||!GLctx.disjointTimerQueryExt){GLctx.disjointTimerQueryExt=GLctx.getExtension("EXT_disjoint_timer_query")}__webgl_enable_WEBGL_multi_draw(GLctx);var exts=GLctx.getSupportedExtensions()||[];exts.forEach(function(ext){if(!ext.includes("lose_context")&&!ext.includes("debug")){GLctx.getExtension(ext)}})}};function _eglCreateContext(display,config,hmm,contextAttribs){if(display!=62e3){EGL.setErrorCode(12296);return 0}var glesContextVersion=1;for(;;){var param=HEAP32[contextAttribs>>2];if(param==12440){glesContextVersion=HEAP32[contextAttribs+4>>2]}else if(param==12344){break}else{EGL.setErrorCode(12292);return 0}contextAttribs+=8}if(glesContextVersion<2||glesContextVersion>3){EGL.setErrorCode(12293);return 0}EGL.contextAttributes.majorVersion=glesContextVersion-1;EGL.contextAttributes.minorVersion=0;EGL.context=GL.createContext(Module["canvas"],EGL.contextAttributes);if(EGL.context!=0){EGL.setErrorCode(12288);GL.makeContextCurrent(EGL.context);Module.useWebGL=true;Browser.moduleContextCreatedCallbacks.forEach(function(callback){callback()});GL.makeContextCurrent(null);return 62004}else{EGL.setErrorCode(12297);return 0}}function _eglCreateWindowSurface(display,config,win,attrib_list){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(config!=62002){EGL.setErrorCode(12293);return 0}EGL.setErrorCode(12288);return 62006}function _eglDestroyContext(display,context){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(context!=62004){EGL.setErrorCode(12294);return 0}GL.deleteContext(EGL.context);EGL.setErrorCode(12288);if(EGL.currentContext==context){EGL.currentContext=0}return 1}function _eglDestroySurface(display,surface){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(surface!=62006){EGL.setErrorCode(12301);return 1}if(EGL.currentReadSurface==surface){EGL.currentReadSurface=0}if(EGL.currentDrawSurface==surface){EGL.currentDrawSurface=0}EGL.setErrorCode(12288);return 1}function _eglGetDisplay(nativeDisplayType){EGL.setErrorCode(12288);return 62e3}function _eglInitialize(display,majorVersion,minorVersion){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(majorVersion){HEAP32[majorVersion>>2]=1}if(minorVersion){HEAP32[minorVersion>>2]=4}EGL.defaultDisplayInitialized=true;EGL.setErrorCode(12288);return 1}function _eglMakeCurrent(display,draw,read,context){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(context!=0&&context!=62004){EGL.setErrorCode(12294);return 0}if(read!=0&&read!=62006||draw!=0&&draw!=62006){EGL.setErrorCode(12301);return 0}GL.makeContextCurrent(context?EGL.context:null);EGL.currentContext=context;EGL.currentDrawSurface=draw;EGL.currentReadSurface=read;EGL.setErrorCode(12288);return 1}function _eglSwapBuffers(){if(!EGL.defaultDisplayInitialized){EGL.setErrorCode(12289)}else if(!Module.ctx){EGL.setErrorCode(12290)}else if(Module.ctx.isContextLost()){EGL.setErrorCode(12302)}else{EGL.setErrorCode(12288);return 1}return 0}function _eglSwapInterval(display,interval){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(interval==0)_emscripten_set_main_loop_timing(0,0);else _emscripten_set_main_loop_timing(1,interval);EGL.setErrorCode(12288);return 1}function _eglTerminate(display){if(display!=62e3){EGL.setErrorCode(12296);return 0}EGL.currentContext=0;EGL.currentReadSurface=0;EGL.currentDrawSurface=0;EGL.defaultDisplayInitialized=false;EGL.setErrorCode(12288);return 1}var readAsmConstArgsArray=[];function readAsmConstArgs(sigPtr,buf){readAsmConstArgsArray.length=0;var ch;buf>>=2;while(ch=HEAPU8[sigPtr++]){buf+=ch!=105&buf;readAsmConstArgsArray.push(ch==105?HEAP32[buf]:HEAPF64[buf++>>1]);++buf}return readAsmConstArgsArray}function _emscripten_asm_const_int(code,sigPtr,argbuf){var args=readAsmConstArgs(sigPtr,argbuf);return ASM_CONSTS[code].apply(null,args)}function _emscripten_cancel_main_loop(){Browser.mainLoop.pause();Browser.mainLoop.func=null}function _emscripten_memcpy_big(dest,src,num){HEAPU8.copyWithin(dest,src,src+num)}function getHeapMax(){return 2147483648}function emscripten_realloc_buffer(size){try{wasmMemory.grow(size-buffer.byteLength+65535>>>16);updateGlobalBufferAndViews(wasmMemory.buffer);return 1}catch(e){}}function _emscripten_resize_heap(requestedSize){var oldSize=HEAPU8.length;requestedSize=requestedSize>>>0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}let alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=emscripten_realloc_buffer(newSize);if(replacement){return true}}return false}var JSEvents={inEventHandler:0,removeAllEventListeners:function(){for(var i=JSEvents.eventHandlers.length-1;i>=0;--i){JSEvents._removeHandler(i)}JSEvents.eventHandlers=[];JSEvents.deferredCalls=[]},registerRemoveEventListeners:function(){if(!JSEvents.removeEventListenersRegistered){__ATEXIT__.push(JSEvents.removeAllEventListeners);JSEvents.removeEventListenersRegistered=true}},deferredCalls:[],deferCall:function(targetFunction,precedence,argsList){function arraysHaveEqualContent(arrA,arrB){if(arrA.length!=arrB.length)return false;for(var i in arrA){if(arrA[i]!=arrB[i])return false}return true}for(var i in JSEvents.deferredCalls){var call=JSEvents.deferredCalls[i];if(call.targetFunction==targetFunction&&arraysHaveEqualContent(call.argsList,argsList)){return}}JSEvents.deferredCalls.push({targetFunction:targetFunction,precedence:precedence,argsList:argsList});JSEvents.deferredCalls.sort(function(x,y){return x.precedence2?UTF8ToString(cString):cString}var specialHTMLTargets=[0,typeof document!="undefined"?document:0,typeof window!="undefined"?window:0];function findEventTarget(target){target=maybeCStringToJsString(target);var domElement=specialHTMLTargets[target]||(typeof document!="undefined"?document.querySelector(target):undefined);return domElement}var wasmTableMirror=[];function getWasmTableEntry(funcPtr){var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr)}return func}function registerFocusEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.focusEvent)JSEvents.focusEvent=_malloc(256);var focusEventHandlerFunc=function(ev){var e=ev||event;var nodeName=JSEvents.getNodeNameForTarget(e.target);var id=e.target.id?e.target.id:"";var focusEvent=JSEvents.focusEvent;stringToUTF8(nodeName,focusEvent+0,128);stringToUTF8(id,focusEvent+128,128);if(getWasmTableEntry(callbackfunc)(eventTypeId,focusEvent,userData))e.preventDefault()};var eventHandler={target:findEventTarget(target),eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:focusEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_blur_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerFocusEventCallback(target,userData,useCapture,callbackfunc,12,"blur",targetThread);return 0}function findCanvasEventTarget(target){return findEventTarget(target)}function _emscripten_set_canvas_element_size(target,width,height){var canvas=findCanvasEventTarget(target);if(!canvas)return-4;canvas.width=width;canvas.height=height;return 0}function _emscripten_set_focus_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerFocusEventCallback(target,userData,useCapture,callbackfunc,13,"focus",targetThread);return 0}function registerKeyEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.keyEvent)JSEvents.keyEvent=_malloc(176);var keyEventHandlerFunc=function(e){var keyEventData=JSEvents.keyEvent;HEAPF64[keyEventData>>3]=e.timeStamp;var idx=keyEventData>>2;HEAP32[idx+2]=e.location;HEAP32[idx+3]=e.ctrlKey;HEAP32[idx+4]=e.shiftKey;HEAP32[idx+5]=e.altKey;HEAP32[idx+6]=e.metaKey;HEAP32[idx+7]=e.repeat;HEAP32[idx+8]=e.charCode;HEAP32[idx+9]=e.keyCode;HEAP32[idx+10]=e.which;stringToUTF8(e.key||"",keyEventData+44,32);stringToUTF8(e.code||"",keyEventData+76,32);stringToUTF8(e.char||"",keyEventData+108,32);stringToUTF8(e.locale||"",keyEventData+140,32);if(getWasmTableEntry(callbackfunc)(eventTypeId,keyEventData,userData))e.preventDefault()};var eventHandler={target:findEventTarget(target),allowsDeferredCalls:true,eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:keyEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_keydown_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerKeyEventCallback(target,userData,useCapture,callbackfunc,2,"keydown",targetThread);return 0}function _emscripten_set_keyup_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerKeyEventCallback(target,userData,useCapture,callbackfunc,3,"keyup",targetThread);return 0}function _emscripten_set_main_loop(func,fps,simulateInfiniteLoop){var browserIterationFunc=getWasmTableEntry(func);setMainLoop(browserIterationFunc,fps,simulateInfiniteLoop)}function getBoundingClientRect(e){return specialHTMLTargets.indexOf(e)<0?e.getBoundingClientRect():{"left":0,"top":0}}function fillMouseEventData(eventStruct,e,target){HEAPF64[eventStruct>>3]=e.timeStamp;var idx=eventStruct>>2;HEAP32[idx+2]=e.screenX;HEAP32[idx+3]=e.screenY;HEAP32[idx+4]=e.clientX;HEAP32[idx+5]=e.clientY;HEAP32[idx+6]=e.ctrlKey;HEAP32[idx+7]=e.shiftKey;HEAP32[idx+8]=e.altKey;HEAP32[idx+9]=e.metaKey;HEAP16[idx*2+20]=e.button;HEAP16[idx*2+21]=e.buttons;HEAP32[idx+11]=e["movementX"];HEAP32[idx+12]=e["movementY"];var rect=getBoundingClientRect(target);HEAP32[idx+13]=e.clientX-rect.left;HEAP32[idx+14]=e.clientY-rect.top}function registerMouseEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.mouseEvent)JSEvents.mouseEvent=_malloc(72);target=findEventTarget(target);var mouseEventHandlerFunc=function(ev){var e=ev||event;fillMouseEventData(JSEvents.mouseEvent,e,target);if(getWasmTableEntry(callbackfunc)(eventTypeId,JSEvents.mouseEvent,userData))e.preventDefault()};var eventHandler={target:target,allowsDeferredCalls:eventTypeString!="mousemove"&&eventTypeString!="mouseenter"&&eventTypeString!="mouseleave",eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:mouseEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_mousedown_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerMouseEventCallback(target,userData,useCapture,callbackfunc,5,"mousedown",targetThread);return 0}function _emscripten_set_mousemove_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerMouseEventCallback(target,userData,useCapture,callbackfunc,8,"mousemove",targetThread);return 0}function _emscripten_set_mouseup_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerMouseEventCallback(target,userData,useCapture,callbackfunc,6,"mouseup",targetThread);return 0}function registerTouchEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.touchEvent)JSEvents.touchEvent=_malloc(1696);target=findEventTarget(target);var touchEventHandlerFunc=function(e){var t,touches={},et=e.touches;for(var i=0;i>3]=e.timeStamp;var idx=touchEvent>>2;HEAP32[idx+3]=e.ctrlKey;HEAP32[idx+4]=e.shiftKey;HEAP32[idx+5]=e.altKey;HEAP32[idx+6]=e.metaKey;idx+=7;var targetRect=getBoundingClientRect(target);var numTouches=0;for(var i in touches){t=touches[i];HEAP32[idx+0]=t.identifier;HEAP32[idx+1]=t.screenX;HEAP32[idx+2]=t.screenY;HEAP32[idx+3]=t.clientX;HEAP32[idx+4]=t.clientY;HEAP32[idx+5]=t.pageX;HEAP32[idx+6]=t.pageY;HEAP32[idx+7]=t.isChanged;HEAP32[idx+8]=t.onTarget;HEAP32[idx+9]=t.clientX-targetRect.left;HEAP32[idx+10]=t.clientY-targetRect.top;idx+=13;if(++numTouches>31){break}}HEAP32[touchEvent+8>>2]=numTouches;if(getWasmTableEntry(callbackfunc)(eventTypeId,touchEvent,userData))e.preventDefault()};var eventHandler={target:target,allowsDeferredCalls:eventTypeString=="touchstart"||eventTypeString=="touchend",eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:touchEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_touchend_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerTouchEventCallback(target,userData,useCapture,callbackfunc,23,"touchend",targetThread);return 0}function _emscripten_set_touchmove_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerTouchEventCallback(target,userData,useCapture,callbackfunc,24,"touchmove",targetThread);return 0}function _emscripten_set_touchstart_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerTouchEventCallback(target,userData,useCapture,callbackfunc,22,"touchstart",targetThread);return 0}function registerWheelEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.wheelEvent)JSEvents.wheelEvent=_malloc(104);var wheelHandlerFunc=function(ev){var e=ev||event;var wheelEvent=JSEvents.wheelEvent;fillMouseEventData(wheelEvent,e,target);HEAPF64[wheelEvent+72>>3]=e["deltaX"];HEAPF64[wheelEvent+80>>3]=e["deltaY"];HEAPF64[wheelEvent+88>>3]=e["deltaZ"];HEAP32[wheelEvent+96>>2]=e["deltaMode"];if(getWasmTableEntry(callbackfunc)(eventTypeId,wheelEvent,userData))e.preventDefault()};var eventHandler={target:target,allowsDeferredCalls:true,eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:wheelHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_wheel_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){target=findEventTarget(target);if(typeof target.onwheel!="undefined"){registerWheelEventCallback(target,userData,useCapture,callbackfunc,9,"wheel",targetThread);return 0}else{return-1}}function _emscripten_set_window_title(title){setWindowTitle(UTF8ToString(title))}var ENV={};function getExecutableName(){return thisProgram||"./this.program"}function getEnvStrings(){if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={"USER":"web_user","LOGNAME":"web_user","PATH":"/","PWD":"/","HOME":"/home/web_user","LANG":lang,"_":getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(x+"="+env[x])}getEnvStrings.strings=strings}return getEnvStrings.strings}function writeAsciiToMemory(str,buffer,dontAddNull){for(var i=0;i>0]=str.charCodeAt(i)}if(!dontAddNull)HEAP8[buffer>>0]=0}function _environ_get(__environ,environ_buf){var bufSize=0;getEnvStrings().forEach(function(string,i){var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;writeAsciiToMemory(string,ptr);bufSize+=string.length+1});return 0}function _environ_sizes_get(penviron_count,penviron_buf_size){var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(function(string){bufSize+=string.length+1});HEAPU32[penviron_buf_size>>2]=bufSize;return 0}function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function doReadv(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function convertI32PairToI53Checked(lo,hi){return hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){try{var offset=convertI32PairToI53Checked(offset_low,offset_high);if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function doWritev(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr}return ret}function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}var tempRet0=0;function getTempRet0(){return tempRet0}var _getTempRet0=getTempRet0;function _glAttachShader(program,shader){GLctx.attachShader(GL.programs[program],GL.shaders[shader])}function _glBindBuffer(target,buffer){if(target==35051){GLctx.currentPixelPackBufferBinding=buffer}else if(target==35052){GLctx.currentPixelUnpackBufferBinding=buffer}GLctx.bindBuffer(target,GL.buffers[buffer])}function _glBindTexture(target,texture){GLctx.bindTexture(target,GL.textures[texture])}function _glBindVertexArray(vao){GLctx["bindVertexArray"](GL.vaos[vao])}function _glBlendFunc(x0,x1){GLctx["blendFunc"](x0,x1)}function _glBufferData(target,size,data,usage){if(true){if(data&&size){GLctx.bufferData(target,HEAPU8,usage,data,size)}else{GLctx.bufferData(target,size,usage)}}else{GLctx.bufferData(target,data?HEAPU8.subarray(data,data+size):size,usage)}}function _glClear(x0){GLctx["clear"](x0)}function _glClearColor(x0,x1,x2,x3){GLctx["clearColor"](x0,x1,x2,x3)}function _glCompileShader(shader){GLctx.compileShader(GL.shaders[shader])}function _glCreateProgram(){var id=GL.getNewId(GL.programs);var program=GLctx.createProgram();program.name=id;program.maxUniformLength=program.maxAttributeLength=program.maxUniformBlockNameLength=0;program.uniformIdCounter=1;GL.programs[id]=program;return id}function _glCreateShader(shaderType){var id=GL.getNewId(GL.shaders);GL.shaders[id]=GLctx.createShader(shaderType);return id}function _glDeleteProgram(id){if(!id)return;var program=GL.programs[id];if(!program){GL.recordError(1281);return}GLctx.deleteProgram(program);program.name=0;GL.programs[id]=null}function _glDeleteShader(id){if(!id)return;var shader=GL.shaders[id];if(!shader){GL.recordError(1281);return}GLctx.deleteShader(shader);GL.shaders[id]=null}function _glDeleteTextures(n,textures){for(var i=0;i>2];var texture=GL.textures[id];if(!texture)continue;GLctx.deleteTexture(texture);texture.name=0;GL.textures[id]=null}}function _glDrawArrays(mode,first,count){GLctx.drawArrays(mode,first,count)}function _glEnable(x0){GLctx["enable"](x0)}function _glEnableVertexAttribArray(index){GLctx.enableVertexAttribArray(index)}function __glGenObject(n,buffers,createFunction,objectTable){for(var i=0;i>2]=id}}function _glGenBuffers(n,buffers){__glGenObject(n,buffers,"createBuffer",GL.buffers)}function _glGenTextures(n,textures){__glGenObject(n,textures,"createTexture",GL.textures)}function _glGenVertexArrays(n,arrays){__glGenObject(n,arrays,"createVertexArray",GL.vaos)}function _glGetShaderInfoLog(shader,maxLength,length,infoLog){var log=GLctx.getShaderInfoLog(GL.shaders[shader]);if(log===null)log="(unknown error)";var numBytesWrittenExclNull=maxLength>0&&infoLog?stringToUTF8(log,infoLog,maxLength):0;if(length)HEAP32[length>>2]=numBytesWrittenExclNull}function _glLinkProgram(program){program=GL.programs[program];GLctx.linkProgram(program);program.uniformLocsById=0;program.uniformSizeAndIdsByName={}}function computeUnpackAlignedImageSize(width,height,sizePerPixel,alignment){function roundedToNextMultipleOf(x,y){return x+y-1&-y}var plainRowSize=width*sizePerPixel;var alignedRowSize=roundedToNextMultipleOf(plainRowSize,alignment);return height*alignedRowSize}function __colorChannelsInGlTextureFormat(format){var colorChannels={5:3,6:4,8:2,29502:3,29504:4,26917:2,26918:2,29846:3,29847:4};return colorChannels[format-6402]||1}function heapObjectForWebGLType(type){type-=5120;if(type==0)return HEAP8;if(type==1)return HEAPU8;if(type==2)return HEAP16;if(type==4)return HEAP32;if(type==6)return HEAPF32;if(type==5||type==28922||type==28520||type==30779||type==30782)return HEAPU32;return HEAPU16}function heapAccessShiftForWebGLHeap(heap){return 31-Math.clz32(heap.BYTES_PER_ELEMENT)}function emscriptenWebGLGetTexPixelData(type,format,width,height,pixels,internalFormat){var heap=heapObjectForWebGLType(type);var shift=heapAccessShiftForWebGLHeap(heap);var byteSize=1<>shift,pixels+bytes>>shift)}function _glReadPixels(x,y,width,height,format,type,pixels){if(true){if(GLctx.currentPixelPackBufferBinding){GLctx.readPixels(x,y,width,height,format,type,pixels)}else{var heap=heapObjectForWebGLType(type);GLctx.readPixels(x,y,width,height,format,type,heap,pixels>>heapAccessShiftForWebGLHeap(heap))}return}var pixelData=emscriptenWebGLGetTexPixelData(type,format,width,height,pixels,format);if(!pixelData){GL.recordError(1280);return}GLctx.readPixels(x,y,width,height,format,type,pixelData)}function _glShaderSource(shader,count,string,length){var source=GL.getSource(shader,count,string,length);GLctx.shaderSource(GL.shaders[shader],source)}function _glTexImage2D(target,level,internalFormat,width,height,border,format,type,pixels){if(true){if(GLctx.currentPixelUnpackBufferBinding){GLctx.texImage2D(target,level,internalFormat,width,height,border,format,type,pixels)}else if(pixels){var heap=heapObjectForWebGLType(type);GLctx.texImage2D(target,level,internalFormat,width,height,border,format,type,heap,pixels>>heapAccessShiftForWebGLHeap(heap))}else{GLctx.texImage2D(target,level,internalFormat,width,height,border,format,type,null)}return}GLctx.texImage2D(target,level,internalFormat,width,height,border,format,type,pixels?emscriptenWebGLGetTexPixelData(type,format,width,height,pixels,internalFormat):null)}function _glTexParameteri(x0,x1,x2){GLctx["texParameteri"](x0,x1,x2)}function _glUseProgram(program){program=GL.programs[program];GLctx.useProgram(program);GLctx.currentProgram=program}function _glVertexAttribPointer(index,size,type,normalized,stride,ptr){GLctx.vertexAttribPointer(index,size,type,!!normalized,stride,ptr)}function _glViewport(x0,x1,x2,x3){GLctx["viewport"](x0,x1,x2,x3)}function setTempRet0(val){tempRet0=val}var _setTempRet0=setTempRet0;function __isLeapYear(year){return year%4===0&&(year%100!==0||year%400===0)}function __arraySum(array,index){var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum}var __MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var __MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];function __addDays(date,days){var newDate=new Date(date.getTime());while(days>0){var leap=__isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate}function _strftime(s,maxsize,format,tm){var tm_zone=HEAP32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=__addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":function(date){return WEEKDAYS[date.tm_wday].substring(0,3)},"%A":function(date){return WEEKDAYS[date.tm_wday]},"%b":function(date){return MONTHS[date.tm_mon].substring(0,3)},"%B":function(date){return MONTHS[date.tm_mon]},"%C":function(date){var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":function(date){return leadingNulls(date.tm_mday,2)},"%e":function(date){return leadingSomething(date.tm_mday,2," ")},"%g":function(date){return getWeekBasedYear(date).toString().substring(2)},"%G":function(date){return getWeekBasedYear(date)},"%H":function(date){return leadingNulls(date.tm_hour,2)},"%I":function(date){var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":function(date){return leadingNulls(date.tm_mday+__arraySum(__isLeapYear(date.tm_year+1900)?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR,date.tm_mon-1),3)},"%m":function(date){return leadingNulls(date.tm_mon+1,2)},"%M":function(date){return leadingNulls(date.tm_min,2)},"%n":function(){return"\n"},"%p":function(date){if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":function(date){return leadingNulls(date.tm_sec,2)},"%t":function(){return"\t"},"%u":function(date){return date.tm_wday||7},"%U":function(date){var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":function(date){var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&__isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!__isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":function(date){return date.tm_wday},"%W":function(date){var days=date.tm_yday+7-(date.tm_wday+6)%7;return 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CanvasPixelArray){num=data.length;while(dst>8&255;data[dst+2]=val>>16&255;data[dst+3]=255;src++;dst+=4}}else{if(SDL2.data32Data!==data){SDL2.data32=new Int32Array(data.buffer);SDL2.data8=new Uint8Array(data.buffer);SDL2.data32Data=data}var data32=SDL2.data32;num=data32.length;data32.set(HEAP32.subarray(src,src+num));var data8=SDL2.data8;var i=3;var j=i+4*num;if(num%8==0){while(i{var w=$0;var h=$1;var hot_x=$2;var hot_y=$3;var pixels=$4;var canvas=document.createElement("canvas");canvas.width=w;canvas.height=h;var ctx=canvas.getContext("2d");var image=ctx.createImageData(w,h);var data=image.data;var src=pixels>>2;var dst=0;var num;if(typeof CanvasPixelArray!=="undefined"&&data instanceof CanvasPixelArray){num=data.length;while(dst>8&255;data[dst+2]=val>>16&255;data[dst+3]=val>>24&255;src++;dst+=4}}else{var data32=new Int32Array(data.buffer);num=data32.length;data32.set(HEAP32.subarray(src,src+num))}ctx.putImageData(image,0,0);var url=hot_x===0&&hot_y===0?"url("+canvas.toDataURL()+"), auto":"url("+canvas.toDataURL()+") "+hot_x+" "+hot_y+", auto";var urlBuf=_malloc(url.length+1);stringToUTF8(url,urlBuf,url.length+1);return urlBuf},178582:$0=>{if(Module["canvas"]){Module["canvas"].style["cursor"]=UTF8ToString($0)}},178665:()=>{if(Module["canvas"]){Module["canvas"].style["cursor"]="none"}},178734:()=>{return window.innerWidth},178764:()=>{return window.innerHeight}};function ExitStatus(status){this.name="ExitStatus";this.message="Program terminated with exit("+status+")";this.status=status}function listenOnce(object,event,func){object.addEventListener(event,func,{"once":true})}function autoResumeAudioContext(ctx,elements){if(!elements){elements=[document,document.getElementById("canvas")]}["keydown","mousedown","touchstart"].forEach(function(event){elements.forEach(function(element){if(element){listenOnce(element,event,()=>{if(ctx.state==="suspended")ctx.resume()})}})})}function callRuntimeCallbacks(callbacks){while(callbacks.length>0){callbacks.shift()(Module)}}function withStackSave(f){var stack=stackSave();var ret=f();stackRestore(stack);return ret}function demangle(func){return func}function demangleAll(text){var regex=/\b_Z[\w\d_]+/g;return text.replace(regex,function(x){var y=demangle(x);return x===y?x:y+" ["+x+"]"})}function dynCallLegacy(sig,ptr,args){var f=Module["dynCall_"+sig];return args&&args.length?f.apply(null,[ptr].concat(args)):f.call(null,ptr)}var wasmTableMirror=[];function getWasmTableEntry(funcPtr){var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr)}return func}function dynCall(sig,ptr,args){if(sig.includes("j")){return dynCallLegacy(sig,ptr,args)}var rtn=getWasmTableEntry(ptr).apply(null,args);return rtn}function handleException(e){if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)}function jsStackTrace(){var error=new Error;if(!error.stack){try{throw new Error}catch(e){error=e}if(!error.stack){return"(no stack trace available)"}}return error.stack.toString()}function setValue(ptr,value,type="i8"){if(type.endsWith("*"))type="*";switch(type){case"i1":HEAP8[ptr>>0]=value;break;case"i8":HEAP8[ptr>>0]=value;break;case"i16":HEAP16[ptr>>1]=value;break;case"i32":HEAP32[ptr>>2]=value;break;case"i64":tempI64=[value>>>0,(tempDouble=value,+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>>2]=tempI64[0],HEAP32[ptr+4>>2]=tempI64[1];break;case"float":HEAPF32[ptr>>2]=value;break;case"double":HEAPF64[ptr>>3]=value;break;case"*":HEAPU32[ptr>>2]=value;break;default:abort("invalid type for setValue: "+type)}}function writeArrayToMemory(array,buffer){HEAP8.set(array,buffer)}function ___cxa_allocate_exception(size){return _malloc(size+24)+24}function ExceptionInfo(excPtr){this.excPtr=excPtr;this.ptr=excPtr-24;this.set_type=function(type){HEAPU32[this.ptr+4>>2]=type};this.get_type=function(){return HEAPU32[this.ptr+4>>2]};this.set_destructor=function(destructor){HEAPU32[this.ptr+8>>2]=destructor};this.get_destructor=function(){return HEAPU32[this.ptr+8>>2]};this.set_refcount=function(refcount){HEAP32[this.ptr>>2]=refcount};this.set_caught=function(caught){caught=caught?1:0;HEAP8[this.ptr+12>>0]=caught};this.get_caught=function(){return HEAP8[this.ptr+12>>0]!=0};this.set_rethrown=function(rethrown){rethrown=rethrown?1:0;HEAP8[this.ptr+13>>0]=rethrown};this.get_rethrown=function(){return HEAP8[this.ptr+13>>0]!=0};this.init=function(type,destructor){this.set_adjusted_ptr(0);this.set_type(type);this.set_destructor(destructor);this.set_refcount(0);this.set_caught(false);this.set_rethrown(false)};this.add_ref=function(){var value=HEAP32[this.ptr>>2];HEAP32[this.ptr>>2]=value+1};this.release_ref=function(){var prev=HEAP32[this.ptr>>2];HEAP32[this.ptr>>2]=prev-1;return prev===1};this.set_adjusted_ptr=function(adjustedPtr){HEAPU32[this.ptr+16>>2]=adjustedPtr};this.get_adjusted_ptr=function(){return HEAPU32[this.ptr+16>>2]};this.get_exception_ptr=function(){var isPointer=___cxa_is_pointer_type(this.get_type());if(isPointer){return HEAPU32[this.excPtr>>2]}var adjusted=this.get_adjusted_ptr();if(adjusted!==0)return adjusted;return this.excPtr}}var exceptionLast=0;var uncaughtExceptionCount=0;function ___cxa_throw(ptr,type,destructor){var info=new ExceptionInfo(ptr);info.init(type,destructor);exceptionLast=ptr;uncaughtExceptionCount++;throw ptr}function setErrNo(value){HEAP32[___errno_location()>>2]=value;return value}var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(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:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname: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: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)},join:function(){var paths=Array.prototype.slice.call(arguments,0);return PATH.normalize(paths.join("/"))},join2:(l,r)=>{return PATH.normalize(l+"/"+r)}};function getRandomDevice(){if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){var randomBuffer=new Uint8Array(1);return()=>{crypto.getRandomValues(randomBuffer);return randomBuffer[0]}}else if(ENVIRONMENT_IS_NODE){try{var crypto_module=require("crypto");return()=>crypto_module["randomBytes"](1)[0]}catch(e){}}return()=>abort("randomDevice")}var PATH_FS={resolve:function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var TTY={ttys:[],init:function(){},shutdown:function(){},register:function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open:function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close:function(stream){stream.tty.ops.fsync(stream.tty)},fsync:function(stream){stream.tty.ops.fsync(stream.tty)},read:function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()},put_char:function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync:function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}},default_tty1_ops:{put_char:function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},fsync:function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};function mmapAlloc(size){abort()}var MEMFS={ops_table:null,mount:function(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode:function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray:function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage:function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage:function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr:function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr:function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup:function(parent,name){throw FS.genericErrors[44]},mknod:function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename:function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir},unlink:function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir:function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir:function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries},symlink:function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink:function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read:function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{assert(arrayBuffer,'Loading data file "'+url+'" failed (no arrayBuffer).');onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},event=>{if(onerror){onerror()}else{throw'Loading data file "'+url+'" failed.'}});if(dep)addRunDependency(dep)}var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:null,genericErrors:{},filesystems:null,syncFSRequests:0,lookupPath:(path,opts={})=>{path=PATH_FS.resolve(FS.cwd(),path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=PATH.normalizeArray(path.split("/").filter(p=>!!p),false);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath:node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}},hashName:(parentid,name)=>{var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode:node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode:node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode:(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode:(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode:node=>{FS.hashRemoveNode(node)},isRoot:node=>{return node===node.parent},isMountpoint:node=>{return!!node.mounted},isFile:mode=>{return(mode&61440)===32768},isDir:mode=>{return(mode&61440)===16384},isLink:mode=>{return(mode&61440)===40960},isChrdev:mode=>{return(mode&61440)===8192},isBlkdev:mode=>{return(mode&61440)===24576},isFIFO:mode=>{return(mode&61440)===4096},isSocket:mode=>{return(mode&49152)===49152},flagModes:{"r":0,"r+":2,"w":577,"w+":578,"a":1089,"a+":1090},modeStringToFlags:str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags},flagsToPermissionString:flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions:(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup:dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate:(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete:(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen:(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd:(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStream:fd=>FS.streams[fd],createStream:(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={};Object.defineProperties(FS.FSStream.prototype,{object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get:function(){return this.shared.position},set:function(val){this.shared.position=val}}})}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream:fd=>{FS.streams[fd]=null},chrdev_stream_ops:{open:stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}},llseek:()=>{throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice:(dev,ops)=>{FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts:mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts},syncfs:(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount:(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount:mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup:(parent,name)=>{return parent.node_ops.lookup(parent,name)},mknod:(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create:(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir:(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree:(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)},symlink:(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)},rename:(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}},rmdir:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)},readdir:path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)},unlink:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)},readlink:path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))},stat:(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)},lstat:path=>{return FS.stat(path,true)},chmod:(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})},lchmod:(path,mode)=>{FS.chmod(path,mode,true)},fchmod:(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)},chown:(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})},lchown:(path,uid,gid)=>{FS.chown(path,uid,gid,true)},fchown:(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)},truncate:(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})},ftruncate:(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)},utime:(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})},open:(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream},close:stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null},isClosed:stream=>{return stream.fd===null},llseek:(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position},read:(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead},write:(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten},allocate:(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)},mmap:(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)},msync:(stream,buffer,offset,length,mmapFlags)=>{if(!stream||!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)},munmap:stream=>0,ioctl:(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)},readFile:(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret},writeFile:(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)},cwd:()=>FS.currentPath,chdir:path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories:()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices:()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories:()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams:()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},ensureErrnoError:()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""})},staticInit:()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS}},init:(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit:()=>{FS.init.initialized=false;for(var i=0;i{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode},findObject:(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(!ret.exists){return null}return ret.object},analyzePath:(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret},createPath:(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current},createFile:(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)},createDataFile:(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i{for(var i=0;i{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}},createLazyFile:(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}return intArrayFromString(xhr.responseText||"",true)};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});function writeChunks(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{FS.forceLoadFile(node);return writeChunks(stream,buffer,offset,length,position)};stream_ops.mmap=(stream,length,position,prot,flags)=>{FS.forceLoadFile(node);var ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}writeChunks(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}};node.stream_ops=stream_ops;return node},createPreloadedFile:(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}},indexedDB:()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB},DB_NAME:()=>{return"EM_FS_"+window.location.pathname},DB_VERSION:20,DB_STORE_NAME:"FILE_DATA",saveFilesToDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror},loadFilesFromDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}};var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt:function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=FS.getStream(dirfd);if(!dirstream)throw new FS.ErrnoError(8);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat:function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAP32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;tempI64=[Math.floor(stat.atime.getTime()/1e3)>>>0,(tempDouble=Math.floor(stat.atime.getTime()/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+56>>2]=tempI64[0],HEAP32[buf+60>>2]=tempI64[1];HEAP32[buf+64>>2]=0;tempI64=[Math.floor(stat.mtime.getTime()/1e3)>>>0,(tempDouble=Math.floor(stat.mtime.getTime()/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+72>>2]=tempI64[0],HEAP32[buf+76>>2]=tempI64[1];HEAP32[buf+80>>2]=0;tempI64=[Math.floor(stat.ctime.getTime()/1e3)>>>0,(tempDouble=Math.floor(stat.ctime.getTime()/1e3),+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+88>>2]=tempI64[0],HEAP32[buf+92>>2]=tempI64[1];HEAP32[buf+96>>2]=0;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+104>>2]=tempI64[0],HEAP32[buf+108>>2]=tempI64[1];return 0},doMsync:function(addr,stream,len,flags,offset){var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},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},getStreamFromFD:function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}};function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=SYSCALLS.get();if(arg<0){return-28}var newStream;newStream=FS.createStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=SYSCALLS.get();stream.flags|=arg;return 0}case 5:{var arg=SYSCALLS.get();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 6:case 7:return 0;case 16:case 8:return-28;case 9:setErrNo(28);return-1;default:{return-28}}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:case 21505:{if(!stream.tty)return-59;return 0}case 21510:case 21511:case 21512:case 21506:case 21507:case 21508:{if(!stream.tty)return-59;return 0}case 21519:{if(!stream.tty)return-59;var argp=SYSCALLS.get();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=SYSCALLS.get();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;return 0}case 21524:{if(!stream.tty)return-59;return 0}default:return-28}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?SYSCALLS.get():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function __emscripten_date_now(){return Date.now()}var nowIsMonotonic=true;function __emscripten_get_now_is_monotonic(){return nowIsMonotonic}function __emscripten_throw_longjmp(){throw Infinity}function _abort(){abort("")}function _emscripten_set_main_loop_timing(mode,value){Browser.mainLoop.timingMode=mode;Browser.mainLoop.timingValue=value;if(!Browser.mainLoop.func){return 1}if(!Browser.mainLoop.running){Browser.mainLoop.running=true}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=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}var _emscripten_get_now;if(ENVIRONMENT_IS_NODE){_emscripten_get_now=()=>{var t=process["hrtime"]();return t[0]*1e3+t[1]/1e6}}else _emscripten_get_now=()=>performance.now();function _proc_exit(code){EXITSTATUS=code;if(!keepRuntimeAlive()){if(Module["onExit"])Module["onExit"](code);ABORT=true}quit_(code,new ExitStatus(code))}function exitJS(status,implicit){EXITSTATUS=status;_proc_exit(status)}var _exit=exitJS;function maybeExit(){}function setMainLoop(browserIterationFunc,fps,simulateInfiniteLoop,arg,noSetTiming){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;function checkIsRunning(){if(thisMainLoopId0){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}}out('main loop blocker "'+blocker.name+'" took '+(Date.now()-start)+" ms");Browser.mainLoop.updateStatus();if(!checkIsRunning())return;setTimeout(Browser.mainLoop.runner,0);return}if(!checkIsRunning())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(!checkIsRunning())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"}}function callUserCallback(func){if(ABORT){return}try{func()}catch(e){handleException(e)}}function safeSetTimeout(func,timeout){return setTimeout(function(){callUserCallback(func)},timeout)}function warnOnce(text){if(!warnOnce.shown)warnOnce.shown={};if(!warnOnce.shown[text]){warnOnce.shown[text]=1;if(ENVIRONMENT_IS_NODE)text="warning: "+text;err(text)}}var Browser={mainLoop:{running:false,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{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);preloadedImages[name]=canvas;Browser.URLObject.revokeObjectURL(url);if(onload)onload(byteArray)};img.onerror=event=>{out("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;preloadedAudios[name]=audio;if(onload)onload(byteArray)}function fail(){if(done)return;done=true;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",()=>finish(audio),false);audio.onerror=function audio_onerror(event){if(done)return;err("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=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;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"]||(()=>{});canvas.exitPointerLock=document["exitPointerLock"]||document["mozExitPointerLock"]||document["webkitExitPointerLock"]||document["msExitPointerLock"]||(()=>{});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",ev=>{if(!Browser.pointerLock&&Module["canvas"].requestPointerLock){Module["canvas"].requestPointerLock();ev.preventDefault()}},false)}}},handledByPreloadPlugin:function(byteArray,fullname,finish,onerror){Browser.init();var handled=false;Module["preloadPlugins"].forEach(function(plugin){if(handled)return;if(plugin["canHandle"](fullname)){plugin["handle"](byteArray,fullname,finish,onerror);handled=true}});return handled},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:2};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"]?()=>canvasContainer["webkitRequestFullscreen"](Element["ALLOW_KEYBOARD_INPUT"]):null)||(canvasContainer["webkitRequestFullScreen"]?()=>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)},safeSetTimeout:function(func){return safeSetTimeout(func)},safeRequestAnimationFrame:function(func){return Browser.requestAnimationFrame(function(){callUserCallback(func)})},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}},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>2];if(param==12321){var alphaSize=HEAP32[attribList+4>>2];EGL.contextAttributes.alpha=alphaSize>0}else if(param==12325){var depthSize=HEAP32[attribList+4>>2];EGL.contextAttributes.depth=depthSize>0}else if(param==12326){var stencilSize=HEAP32[attribList+4>>2];EGL.contextAttributes.stencil=stencilSize>0}else if(param==12337){var samples=HEAP32[attribList+4>>2];EGL.contextAttributes.antialias=samples>0}else if(param==12338){var samples=HEAP32[attribList+4>>2];EGL.contextAttributes.antialias=samples==1}else if(param==12544){var requestedPriority=HEAP32[attribList+4>>2];EGL.contextAttributes.lowLatency=requestedPriority!=12547}else if(param==12344){break}attribList+=8}}if((!config||!config_size)&&!numConfigs){EGL.setErrorCode(12300);return 0}if(numConfigs){HEAP32[numConfigs>>2]=1}if(config&&config_size>0){HEAP32[config>>2]=62002}EGL.setErrorCode(12288);return 1}};function _eglBindAPI(api){if(api==12448){EGL.setErrorCode(12288);return 1}EGL.setErrorCode(12300);return 0}function _eglChooseConfig(display,attrib_list,configs,config_size,numConfigs){return EGL.chooseConfig(display,attrib_list,configs,config_size,numConfigs)}function __webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance(ctx){return!!(ctx.dibvbi=ctx.getExtension("WEBGL_draw_instanced_base_vertex_base_instance"))}function __webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance(ctx){return!!(ctx.mdibvbi=ctx.getExtension("WEBGL_multi_draw_instanced_base_vertex_base_instance"))}function __webgl_enable_WEBGL_multi_draw(ctx){return!!(ctx.multiDrawWebgl=ctx.getExtension("WEBGL_multi_draw"))}var GL={counter:1,buffers:[],programs:[],framebuffers:[],renderbuffers:[],textures:[],shaders:[],vaos:[],contexts:[],offscreenCanvases:{},queries:[],samplers:[],transformFeedbacks:[],syncs:[],stringCache:{},stringiCache:{},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>2]:-1;source+=UTF8ToString(HEAP32[string+i*4>>2],len<0?undefined:len)}return source},createContext:function(canvas,webGLContextAttributes){if(!canvas.getContextSafariWebGL2Fixed){canvas.getContextSafariWebGL2Fixed=canvas.getContext;function fixedGetContext(ver,attrs){var gl=canvas.getContextSafariWebGL2Fixed(ver,attrs);return ver=="webgl"==gl instanceof WebGLRenderingContext?gl:null}canvas.getContext=fixedGetContext}var ctx=canvas.getContext("webgl2",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_WEBGL_draw_instanced_base_vertex_base_instance(GLctx);__webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance(GLctx);if(context.version>=2){GLctx.disjointTimerQueryExt=GLctx.getExtension("EXT_disjoint_timer_query_webgl2")}if(context.version<2||!GLctx.disjointTimerQueryExt){GLctx.disjointTimerQueryExt=GLctx.getExtension("EXT_disjoint_timer_query")}__webgl_enable_WEBGL_multi_draw(GLctx);var exts=GLctx.getSupportedExtensions()||[];exts.forEach(function(ext){if(!ext.includes("lose_context")&&!ext.includes("debug")){GLctx.getExtension(ext)}})}};function _eglCreateContext(display,config,hmm,contextAttribs){if(display!=62e3){EGL.setErrorCode(12296);return 0}var glesContextVersion=1;for(;;){var param=HEAP32[contextAttribs>>2];if(param==12440){glesContextVersion=HEAP32[contextAttribs+4>>2]}else if(param==12344){break}else{EGL.setErrorCode(12292);return 0}contextAttribs+=8}if(glesContextVersion<2||glesContextVersion>3){EGL.setErrorCode(12293);return 0}EGL.contextAttributes.majorVersion=glesContextVersion-1;EGL.contextAttributes.minorVersion=0;EGL.context=GL.createContext(Module["canvas"],EGL.contextAttributes);if(EGL.context!=0){EGL.setErrorCode(12288);GL.makeContextCurrent(EGL.context);Module.useWebGL=true;Browser.moduleContextCreatedCallbacks.forEach(function(callback){callback()});GL.makeContextCurrent(null);return 62004}else{EGL.setErrorCode(12297);return 0}}function _eglCreateWindowSurface(display,config,win,attrib_list){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(config!=62002){EGL.setErrorCode(12293);return 0}EGL.setErrorCode(12288);return 62006}function _eglDestroyContext(display,context){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(context!=62004){EGL.setErrorCode(12294);return 0}GL.deleteContext(EGL.context);EGL.setErrorCode(12288);if(EGL.currentContext==context){EGL.currentContext=0}return 1}function _eglDestroySurface(display,surface){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(surface!=62006){EGL.setErrorCode(12301);return 1}if(EGL.currentReadSurface==surface){EGL.currentReadSurface=0}if(EGL.currentDrawSurface==surface){EGL.currentDrawSurface=0}EGL.setErrorCode(12288);return 1}function _eglGetConfigAttrib(display,config,attribute,value){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(config!=62002){EGL.setErrorCode(12293);return 0}if(!value){EGL.setErrorCode(12300);return 0}EGL.setErrorCode(12288);switch(attribute){case 12320:HEAP32[value>>2]=EGL.contextAttributes.alpha?32:24;return 1;case 12321:HEAP32[value>>2]=EGL.contextAttributes.alpha?8:0;return 1;case 12322:HEAP32[value>>2]=8;return 1;case 12323:HEAP32[value>>2]=8;return 1;case 12324:HEAP32[value>>2]=8;return 1;case 12325:HEAP32[value>>2]=EGL.contextAttributes.depth?24:0;return 1;case 12326:HEAP32[value>>2]=EGL.contextAttributes.stencil?8:0;return 1;case 12327:HEAP32[value>>2]=12344;return 1;case 12328:HEAP32[value>>2]=62002;return 1;case 12329:HEAP32[value>>2]=0;return 1;case 12330:HEAP32[value>>2]=4096;return 1;case 12331:HEAP32[value>>2]=16777216;return 1;case 12332:HEAP32[value>>2]=4096;return 1;case 12333:HEAP32[value>>2]=0;return 1;case 12334:HEAP32[value>>2]=0;return 1;case 12335:HEAP32[value>>2]=12344;return 1;case 12337:HEAP32[value>>2]=EGL.contextAttributes.antialias?4:0;return 1;case 12338:HEAP32[value>>2]=EGL.contextAttributes.antialias?1:0;return 1;case 12339:HEAP32[value>>2]=4;return 1;case 12340:HEAP32[value>>2]=12344;return 1;case 12341:case 12342:case 12343:HEAP32[value>>2]=-1;return 1;case 12345:case 12346:HEAP32[value>>2]=0;return 1;case 12347:HEAP32[value>>2]=0;return 1;case 12348:HEAP32[value>>2]=1;return 1;case 12349:case 12350:HEAP32[value>>2]=0;return 1;case 12351:HEAP32[value>>2]=12430;return 1;case 12352:HEAP32[value>>2]=4;return 1;case 12354:HEAP32[value>>2]=0;return 1;default:EGL.setErrorCode(12292);return 0}}function _eglGetDisplay(nativeDisplayType){EGL.setErrorCode(12288);return 62e3}function _eglGetError(){return EGL.errorCode}function _eglInitialize(display,majorVersion,minorVersion){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(majorVersion){HEAP32[majorVersion>>2]=1}if(minorVersion){HEAP32[minorVersion>>2]=4}EGL.defaultDisplayInitialized=true;EGL.setErrorCode(12288);return 1}function _eglMakeCurrent(display,draw,read,context){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(context!=0&&context!=62004){EGL.setErrorCode(12294);return 0}if(read!=0&&read!=62006||draw!=0&&draw!=62006){EGL.setErrorCode(12301);return 0}GL.makeContextCurrent(context?EGL.context:null);EGL.currentContext=context;EGL.currentDrawSurface=draw;EGL.currentReadSurface=read;EGL.setErrorCode(12288);return 1}function allocateUTF8(str){var size=lengthBytesUTF8(str)+1;var ret=_malloc(size);if(ret)stringToUTF8Array(str,HEAP8,ret,size);return ret}function _eglQueryString(display,name){if(display!=62e3){EGL.setErrorCode(12296);return 0}EGL.setErrorCode(12288);if(EGL.stringCache[name])return EGL.stringCache[name];var ret;switch(name){case 12371:ret=allocateUTF8("Emscripten");break;case 12372:ret=allocateUTF8("1.4 Emscripten EGL");break;case 12373:ret=allocateUTF8("");break;case 12429:ret=allocateUTF8("OpenGL_ES");break;default:EGL.setErrorCode(12300);return 0}EGL.stringCache[name]=ret;return ret}function _eglSwapBuffers(){if(!EGL.defaultDisplayInitialized){EGL.setErrorCode(12289)}else if(!Module.ctx){EGL.setErrorCode(12290)}else if(Module.ctx.isContextLost()){EGL.setErrorCode(12302)}else{EGL.setErrorCode(12288);return 1}return 0}function _eglSwapInterval(display,interval){if(display!=62e3){EGL.setErrorCode(12296);return 0}if(interval==0)_emscripten_set_main_loop_timing(0,0);else _emscripten_set_main_loop_timing(1,interval);EGL.setErrorCode(12288);return 1}function _eglTerminate(display){if(display!=62e3){EGL.setErrorCode(12296);return 0}EGL.currentContext=0;EGL.currentReadSurface=0;EGL.currentDrawSurface=0;EGL.defaultDisplayInitialized=false;EGL.setErrorCode(12288);return 1}function _eglWaitClient(){EGL.setErrorCode(12288);return 1}var _eglWaitGL=_eglWaitClient;function _eglWaitNative(nativeEngineId){EGL.setErrorCode(12288);return 1}var readAsmConstArgsArray=[];function readAsmConstArgs(sigPtr,buf){readAsmConstArgsArray.length=0;var ch;buf>>=2;while(ch=HEAPU8[sigPtr++]){buf+=ch!=105&buf;readAsmConstArgsArray.push(ch==105?HEAP32[buf]:HEAPF64[buf++>>1]);++buf}return readAsmConstArgsArray}function _emscripten_asm_const_int(code,sigPtr,argbuf){var args=readAsmConstArgs(sigPtr,argbuf);return ASM_CONSTS[code].apply(null,args)}function mainThreadEM_ASM(code,sigPtr,argbuf,sync){var args=readAsmConstArgs(sigPtr,argbuf);return ASM_CONSTS[code].apply(null,args)}function _emscripten_asm_const_int_sync_on_main_thread(code,sigPtr,argbuf){return mainThreadEM_ASM(code,sigPtr,argbuf,1)}function _emscripten_cancel_main_loop(){Browser.mainLoop.pause();Browser.mainLoop.func=null}var JSEvents={inEventHandler:0,removeAllEventListeners:function(){for(var i=JSEvents.eventHandlers.length-1;i>=0;--i){JSEvents._removeHandler(i)}JSEvents.eventHandlers=[];JSEvents.deferredCalls=[]},registerRemoveEventListeners:function(){if(!JSEvents.removeEventListenersRegistered){__ATEXIT__.push(JSEvents.removeAllEventListeners);JSEvents.removeEventListenersRegistered=true}},deferredCalls:[],deferCall:function(targetFunction,precedence,argsList){function arraysHaveEqualContent(arrA,arrB){if(arrA.length!=arrB.length)return false;for(var i in arrA){if(arrA[i]!=arrB[i])return false}return true}for(var i in JSEvents.deferredCalls){var call=JSEvents.deferredCalls[i];if(call.targetFunction==targetFunction&&arraysHaveEqualContent(call.argsList,argsList)){return}}JSEvents.deferredCalls.push({targetFunction:targetFunction,precedence:precedence,argsList:argsList});JSEvents.deferredCalls.sort(function(x,y){return x.precedence2?UTF8ToString(cString):cString}var specialHTMLTargets=[0,typeof document!="undefined"?document:0,typeof window!="undefined"?window:0];function findEventTarget(target){target=maybeCStringToJsString(target);var domElement=specialHTMLTargets[target]||(typeof document!="undefined"?document.querySelector(target):undefined);return domElement}function findCanvasEventTarget(target){return findEventTarget(target)}function _emscripten_get_canvas_element_size(target,width,height){var canvas=findCanvasEventTarget(target);if(!canvas)return-4;HEAP32[width>>2]=canvas.width;HEAP32[height>>2]=canvas.height}function getCanvasElementSize(target){return withStackSave(function(){var w=stackAlloc(8);var h=w+4;var targetInt=stackAlloc(target.id.length+1);stringToUTF8(target.id,targetInt,target.id.length+1);var ret=_emscripten_get_canvas_element_size(targetInt,w,h);var size=[HEAP32[w>>2],HEAP32[h>>2]];return size})}function _emscripten_set_canvas_element_size(target,width,height){var canvas=findCanvasEventTarget(target);if(!canvas)return-4;canvas.width=width;canvas.height=height;return 0}function setCanvasElementSize(target,width,height){if(!target.controlTransferredOffscreen){target.width=width;target.height=height}else{withStackSave(function(){var targetInt=stackAlloc(target.id.length+1);stringToUTF8(target.id,targetInt,target.id.length+1);_emscripten_set_canvas_element_size(targetInt,width,height)})}}function registerRestoreOldStyle(canvas){var canvasSize=getCanvasElementSize(canvas);var oldWidth=canvasSize[0];var oldHeight=canvasSize[1];var oldCssWidth=canvas.style.width;var oldCssHeight=canvas.style.height;var oldBackgroundColor=canvas.style.backgroundColor;var oldDocumentBackgroundColor=document.body.style.backgroundColor;var oldPaddingLeft=canvas.style.paddingLeft;var oldPaddingRight=canvas.style.paddingRight;var oldPaddingTop=canvas.style.paddingTop;var oldPaddingBottom=canvas.style.paddingBottom;var oldMarginLeft=canvas.style.marginLeft;var oldMarginRight=canvas.style.marginRight;var oldMarginTop=canvas.style.marginTop;var oldMarginBottom=canvas.style.marginBottom;var oldDocumentBodyMargin=document.body.style.margin;var oldDocumentOverflow=document.documentElement.style.overflow;var oldDocumentScroll=document.body.scroll;var oldImageRendering=canvas.style.imageRendering;function restoreOldStyle(){var fullscreenElement=document.fullscreenElement||document.webkitFullscreenElement||document.msFullscreenElement;if(!fullscreenElement){document.removeEventListener("fullscreenchange",restoreOldStyle);document.removeEventListener("webkitfullscreenchange",restoreOldStyle);setCanvasElementSize(canvas,oldWidth,oldHeight);canvas.style.width=oldCssWidth;canvas.style.height=oldCssHeight;canvas.style.backgroundColor=oldBackgroundColor;if(!oldDocumentBackgroundColor)document.body.style.backgroundColor="white";document.body.style.backgroundColor=oldDocumentBackgroundColor;canvas.style.paddingLeft=oldPaddingLeft;canvas.style.paddingRight=oldPaddingRight;canvas.style.paddingTop=oldPaddingTop;canvas.style.paddingBottom=oldPaddingBottom;canvas.style.marginLeft=oldMarginLeft;canvas.style.marginRight=oldMarginRight;canvas.style.marginTop=oldMarginTop;canvas.style.marginBottom=oldMarginBottom;document.body.style.margin=oldDocumentBodyMargin;document.documentElement.style.overflow=oldDocumentOverflow;document.body.scroll=oldDocumentScroll;canvas.style.imageRendering=oldImageRendering;if(canvas.GLctxObject)canvas.GLctxObject.GLctx.viewport(0,0,oldWidth,oldHeight);if(currentFullscreenStrategy.canvasResizedCallback){getWasmTableEntry(currentFullscreenStrategy.canvasResizedCallback)(37,0,currentFullscreenStrategy.canvasResizedCallbackUserData)}}}document.addEventListener("fullscreenchange",restoreOldStyle);document.addEventListener("webkitfullscreenchange",restoreOldStyle);return restoreOldStyle}function setLetterbox(element,topBottom,leftRight){element.style.paddingLeft=element.style.paddingRight=leftRight+"px";element.style.paddingTop=element.style.paddingBottom=topBottom+"px"}function getBoundingClientRect(e){return specialHTMLTargets.indexOf(e)<0?e.getBoundingClientRect():{"left":0,"top":0}}function JSEvents_resizeCanvasForFullscreen(target,strategy){var restoreOldStyle=registerRestoreOldStyle(target);var cssWidth=strategy.softFullscreen?innerWidth:screen.width;var cssHeight=strategy.softFullscreen?innerHeight:screen.height;var rect=getBoundingClientRect(target);var windowedCssWidth=rect.width;var windowedCssHeight=rect.height;var canvasSize=getCanvasElementSize(target);var windowedRttWidth=canvasSize[0];var windowedRttHeight=canvasSize[1];if(strategy.scaleMode==3){setLetterbox(target,(cssHeight-windowedCssHeight)/2,(cssWidth-windowedCssWidth)/2);cssWidth=windowedCssWidth;cssHeight=windowedCssHeight}else if(strategy.scaleMode==2){if(cssWidth*windowedRttHeight>3]=rect.width;HEAPF64[height>>3]=rect.height;return 0}function fillGamepadEventData(eventStruct,e){HEAPF64[eventStruct>>3]=e.timestamp;for(var i=0;i>3]=e.axes[i]}for(var i=0;i>3]=e.buttons[i].value}else{HEAPF64[eventStruct+i*8+528>>3]=e.buttons[i]}}for(var i=0;i>2]=e.buttons[i].pressed}else{HEAP32[eventStruct+i*4+1040>>2]=e.buttons[i]==1}}HEAP32[eventStruct+1296>>2]=e.connected;HEAP32[eventStruct+1300>>2]=e.index;HEAP32[eventStruct+8>>2]=e.axes.length;HEAP32[eventStruct+12>>2]=e.buttons.length;stringToUTF8(e.id,eventStruct+1304,64);stringToUTF8(e.mapping,eventStruct+1368,64)}function _emscripten_get_gamepad_status(index,gamepadState){if(index<0||index>=JSEvents.lastGamepadState.length)return-5;if(!JSEvents.lastGamepadState[index])return-7;fillGamepadEventData(gamepadState,JSEvents.lastGamepadState[index]);return 0}function _emscripten_get_num_gamepads(){return JSEvents.lastGamepadState.length}function _emscripten_get_screen_size(width,height){HEAP32[width>>2]=screen.width;HEAP32[height>>2]=screen.height}function _emscripten_glActiveTexture(x0){GLctx["activeTexture"](x0)}function _emscripten_glAttachShader(program,shader){GLctx.attachShader(GL.programs[program],GL.shaders[shader])}function _emscripten_glBeginQuery(target,id){GLctx["beginQuery"](target,GL.queries[id])}function _emscripten_glBeginQueryEXT(target,id){GLctx.disjointTimerQueryExt["beginQueryEXT"](target,GL.queries[id])}function _emscripten_glBeginTransformFeedback(x0){GLctx["beginTransformFeedback"](x0)}function _emscripten_glBindAttribLocation(program,index,name){GLctx.bindAttribLocation(GL.programs[program],index,UTF8ToString(name))}function _emscripten_glBindBuffer(target,buffer){if(target==35051){GLctx.currentPixelPackBufferBinding=buffer}else if(target==35052){GLctx.currentPixelUnpackBufferBinding=buffer}GLctx.bindBuffer(target,GL.buffers[buffer])}function _emscripten_glBindBufferBase(target,index,buffer){GLctx["bindBufferBase"](target,index,GL.buffers[buffer])}function _emscripten_glBindBufferRange(target,index,buffer,offset,ptrsize){GLctx["bindBufferRange"](target,index,GL.buffers[buffer],offset,ptrsize)}function _emscripten_glBindFramebuffer(target,framebuffer){GLctx.bindFramebuffer(target,GL.framebuffers[framebuffer])}function _emscripten_glBindRenderbuffer(target,renderbuffer){GLctx.bindRenderbuffer(target,GL.renderbuffers[renderbuffer])}function _emscripten_glBindSampler(unit,sampler){GLctx["bindSampler"](unit,GL.samplers[sampler])}function _emscripten_glBindTexture(target,texture){GLctx.bindTexture(target,GL.textures[texture])}function _emscripten_glBindTransformFeedback(target,id){GLctx["bindTransformFeedback"](target,GL.transformFeedbacks[id])}function _emscripten_glBindVertexArray(vao){GLctx["bindVertexArray"](GL.vaos[vao])}function _emscripten_glBindVertexArrayOES(vao){GLctx["bindVertexArray"](GL.vaos[vao])}function _emscripten_glBlendColor(x0,x1,x2,x3){GLctx["blendColor"](x0,x1,x2,x3)}function _emscripten_glBlendEquation(x0){GLctx["blendEquation"](x0)}function _emscripten_glBlendEquationSeparate(x0,x1){GLctx["blendEquationSeparate"](x0,x1)}function _emscripten_glBlendFunc(x0,x1){GLctx["blendFunc"](x0,x1)}function _emscripten_glBlendFuncSeparate(x0,x1,x2,x3){GLctx["blendFuncSeparate"](x0,x1,x2,x3)}function _emscripten_glBlitFramebuffer(x0,x1,x2,x3,x4,x5,x6,x7,x8,x9){GLctx["blitFramebuffer"](x0,x1,x2,x3,x4,x5,x6,x7,x8,x9)}function _emscripten_glBufferData(target,size,data,usage){if(true){if(data&&size){GLctx.bufferData(target,HEAPU8,usage,data,size)}else{GLctx.bufferData(target,size,usage)}}else{GLctx.bufferData(target,data?HEAPU8.subarray(data,data+size):size,usage)}}function _emscripten_glBufferSubData(target,offset,size,data){if(true){size&&GLctx.bufferSubData(target,offset,HEAPU8,data,size);return}GLctx.bufferSubData(target,offset,HEAPU8.subarray(data,data+size))}function _emscripten_glCheckFramebufferStatus(x0){return GLctx["checkFramebufferStatus"](x0)}function _emscripten_glClear(x0){GLctx["clear"](x0)}function _emscripten_glClearBufferfi(x0,x1,x2,x3){GLctx["clearBufferfi"](x0,x1,x2,x3)}function _emscripten_glClearBufferfv(buffer,drawbuffer,value){GLctx["clearBufferfv"](buffer,drawbuffer,HEAPF32,value>>2)}function _emscripten_glClearBufferiv(buffer,drawbuffer,value){GLctx["clearBufferiv"](buffer,drawbuffer,HEAP32,value>>2)}function _emscripten_glClearBufferuiv(buffer,drawbuffer,value){GLctx["clearBufferuiv"](buffer,drawbuffer,HEAPU32,value>>2)}function _emscripten_glClearColor(x0,x1,x2,x3){GLctx["clearColor"](x0,x1,x2,x3)}function _emscripten_glClearDepthf(x0){GLctx["clearDepth"](x0)}function _emscripten_glClearStencil(x0){GLctx["clearStencil"](x0)}function convertI32PairToI53(lo,hi){return(lo>>>0)+hi*4294967296}function _emscripten_glClientWaitSync(sync,flags,timeoutLo,timeoutHi){return GLctx.clientWaitSync(GL.syncs[sync],flags,convertI32PairToI53(timeoutLo,timeoutHi))}function _emscripten_glColorMask(red,green,blue,alpha){GLctx.colorMask(!!red,!!green,!!blue,!!alpha)}function _emscripten_glCompileShader(shader){GLctx.compileShader(GL.shaders[shader])}function _emscripten_glCompressedTexImage2D(target,level,internalFormat,width,height,border,imageSize,data){if(true){if(GLctx.currentPixelUnpackBufferBinding||!imageSize){GLctx["compressedTexImage2D"](target,level,internalFormat,width,height,border,imageSize,data)}else{GLctx["compressedTexImage2D"](target,level,internalFormat,width,height,border,HEAPU8,data,imageSize)}return}GLctx["compressedTexImage2D"](target,level,internalFormat,width,height,border,data?HEAPU8.subarray(data,data+imageSize):null)}function _emscripten_glCompressedTexImage3D(target,level,internalFormat,width,height,depth,border,imageSize,data){if(GLctx.currentPixelUnpackBufferBinding){GLctx["compressedTexImage3D"](target,level,internalFormat,width,height,depth,border,imageSize,data)}else{GLctx["compressedTexImage3D"](target,level,internalFormat,width,height,depth,border,HEAPU8,data,imageSize)}}function _emscripten_glCompressedTexSubImage2D(target,level,xoffset,yoffset,width,height,format,imageSize,data){if(true){if(GLctx.currentPixelUnpackBufferBinding||!imageSize){GLctx["compressedTexSubImage2D"](target,level,xoffset,yoffset,width,height,format,imageSize,data)}else{GLctx["compressedTexSubImage2D"](target,level,xoffset,yoffset,width,height,format,HEAPU8,data,imageSize)}return}GLctx["compressedTexSubImage2D"](target,level,xoffset,yoffset,width,height,format,data?HEAPU8.subarray(data,data+imageSize):null)}function _emscripten_glCompressedTexSubImage3D(target,level,xoffset,yoffset,zoffset,width,height,depth,format,imageSize,data){if(GLctx.currentPixelUnpackBufferBinding){GLctx["compressedTexSubImage3D"](target,level,xoffset,yoffset,zoffset,width,height,depth,format,imageSize,data)}else{GLctx["compressedTexSubImage3D"](target,level,xoffset,yoffset,zoffset,width,height,depth,format,HEAPU8,data,imageSize)}}function _emscripten_glCopyBufferSubData(x0,x1,x2,x3,x4){GLctx["copyBufferSubData"](x0,x1,x2,x3,x4)}function _emscripten_glCopyTexImage2D(x0,x1,x2,x3,x4,x5,x6,x7){GLctx["copyTexImage2D"](x0,x1,x2,x3,x4,x5,x6,x7)}function _emscripten_glCopyTexSubImage2D(x0,x1,x2,x3,x4,x5,x6,x7){GLctx["copyTexSubImage2D"](x0,x1,x2,x3,x4,x5,x6,x7)}function _emscripten_glCopyTexSubImage3D(x0,x1,x2,x3,x4,x5,x6,x7,x8){GLctx["copyTexSubImage3D"](x0,x1,x2,x3,x4,x5,x6,x7,x8)}function _emscripten_glCreateProgram(){var id=GL.getNewId(GL.programs);var program=GLctx.createProgram();program.name=id;program.maxUniformLength=program.maxAttributeLength=program.maxUniformBlockNameLength=0;program.uniformIdCounter=1;GL.programs[id]=program;return id}function _emscripten_glCreateShader(shaderType){var id=GL.getNewId(GL.shaders);GL.shaders[id]=GLctx.createShader(shaderType);return id}function _emscripten_glCullFace(x0){GLctx["cullFace"](x0)}function _emscripten_glDeleteBuffers(n,buffers){for(var i=0;i>2];var buffer=GL.buffers[id];if(!buffer)continue;GLctx.deleteBuffer(buffer);buffer.name=0;GL.buffers[id]=null;if(id==GLctx.currentPixelPackBufferBinding)GLctx.currentPixelPackBufferBinding=0;if(id==GLctx.currentPixelUnpackBufferBinding)GLctx.currentPixelUnpackBufferBinding=0}}function _emscripten_glDeleteFramebuffers(n,framebuffers){for(var i=0;i>2];var framebuffer=GL.framebuffers[id];if(!framebuffer)continue;GLctx.deleteFramebuffer(framebuffer);framebuffer.name=0;GL.framebuffers[id]=null}}function _emscripten_glDeleteProgram(id){if(!id)return;var program=GL.programs[id];if(!program){GL.recordError(1281);return}GLctx.deleteProgram(program);program.name=0;GL.programs[id]=null}function _emscripten_glDeleteQueries(n,ids){for(var i=0;i>2];var query=GL.queries[id];if(!query)continue;GLctx["deleteQuery"](query);GL.queries[id]=null}}function _emscripten_glDeleteQueriesEXT(n,ids){for(var i=0;i>2];var query=GL.queries[id];if(!query)continue;GLctx.disjointTimerQueryExt["deleteQueryEXT"](query);GL.queries[id]=null}}function _emscripten_glDeleteRenderbuffers(n,renderbuffers){for(var i=0;i>2];var renderbuffer=GL.renderbuffers[id];if(!renderbuffer)continue;GLctx.deleteRenderbuffer(renderbuffer);renderbuffer.name=0;GL.renderbuffers[id]=null}}function _emscripten_glDeleteSamplers(n,samplers){for(var i=0;i>2];var sampler=GL.samplers[id];if(!sampler)continue;GLctx["deleteSampler"](sampler);sampler.name=0;GL.samplers[id]=null}}function _emscripten_glDeleteShader(id){if(!id)return;var shader=GL.shaders[id];if(!shader){GL.recordError(1281);return}GLctx.deleteShader(shader);GL.shaders[id]=null}function _emscripten_glDeleteSync(id){if(!id)return;var sync=GL.syncs[id];if(!sync){GL.recordError(1281);return}GLctx.deleteSync(sync);sync.name=0;GL.syncs[id]=null}function _emscripten_glDeleteTextures(n,textures){for(var i=0;i>2];var texture=GL.textures[id];if(!texture)continue;GLctx.deleteTexture(texture);texture.name=0;GL.textures[id]=null}}function _emscripten_glDeleteTransformFeedbacks(n,ids){for(var i=0;i>2];var transformFeedback=GL.transformFeedbacks[id];if(!transformFeedback)continue;GLctx["deleteTransformFeedback"](transformFeedback);transformFeedback.name=0;GL.transformFeedbacks[id]=null}}function _emscripten_glDeleteVertexArrays(n,vaos){for(var i=0;i>2];GLctx["deleteVertexArray"](GL.vaos[id]);GL.vaos[id]=null}}function _emscripten_glDeleteVertexArraysOES(n,vaos){for(var i=0;i>2];GLctx["deleteVertexArray"](GL.vaos[id]);GL.vaos[id]=null}}function _emscripten_glDepthFunc(x0){GLctx["depthFunc"](x0)}function _emscripten_glDepthMask(flag){GLctx.depthMask(!!flag)}function _emscripten_glDepthRangef(x0,x1){GLctx["depthRange"](x0,x1)}function _emscripten_glDetachShader(program,shader){GLctx.detachShader(GL.programs[program],GL.shaders[shader])}function _emscripten_glDisable(x0){GLctx["disable"](x0)}function _emscripten_glDisableVertexAttribArray(index){GLctx.disableVertexAttribArray(index)}function _emscripten_glDrawArrays(mode,first,count){GLctx.drawArrays(mode,first,count)}function _emscripten_glDrawArraysInstanced(mode,first,count,primcount){GLctx["drawArraysInstanced"](mode,first,count,primcount)}function _emscripten_glDrawArraysInstancedANGLE(mode,first,count,primcount){GLctx["drawArraysInstanced"](mode,first,count,primcount)}function _emscripten_glDrawArraysInstancedARB(mode,first,count,primcount){GLctx["drawArraysInstanced"](mode,first,count,primcount)}function _emscripten_glDrawArraysInstancedEXT(mode,first,count,primcount){GLctx["drawArraysInstanced"](mode,first,count,primcount)}function _emscripten_glDrawArraysInstancedNV(mode,first,count,primcount){GLctx["drawArraysInstanced"](mode,first,count,primcount)}var tempFixedLengthArray=[];function _emscripten_glDrawBuffers(n,bufs){var bufArray=tempFixedLengthArray[n];for(var i=0;i>2]}GLctx["drawBuffers"](bufArray)}function _emscripten_glDrawBuffersEXT(n,bufs){var bufArray=tempFixedLengthArray[n];for(var i=0;i>2]}GLctx["drawBuffers"](bufArray)}function _emscripten_glDrawBuffersWEBGL(n,bufs){var bufArray=tempFixedLengthArray[n];for(var i=0;i>2]}GLctx["drawBuffers"](bufArray)}function _emscripten_glDrawElements(mode,count,type,indices){GLctx.drawElements(mode,count,type,indices)}function _emscripten_glDrawElementsInstanced(mode,count,type,indices,primcount){GLctx["drawElementsInstanced"](mode,count,type,indices,primcount)}function _emscripten_glDrawElementsInstancedANGLE(mode,count,type,indices,primcount){GLctx["drawElementsInstanced"](mode,count,type,indices,primcount)}function _emscripten_glDrawElementsInstancedARB(mode,count,type,indices,primcount){GLctx["drawElementsInstanced"](mode,count,type,indices,primcount)}function _emscripten_glDrawElementsInstancedEXT(mode,count,type,indices,primcount){GLctx["drawElementsInstanced"](mode,count,type,indices,primcount)}function _emscripten_glDrawElementsInstancedNV(mode,count,type,indices,primcount){GLctx["drawElementsInstanced"](mode,count,type,indices,primcount)}function _glDrawElements(mode,count,type,indices){GLctx.drawElements(mode,count,type,indices)}function _emscripten_glDrawRangeElements(mode,start,end,count,type,indices){_glDrawElements(mode,count,type,indices)}function _emscripten_glEnable(x0){GLctx["enable"](x0)}function _emscripten_glEnableVertexAttribArray(index){GLctx.enableVertexAttribArray(index)}function _emscripten_glEndQuery(x0){GLctx["endQuery"](x0)}function _emscripten_glEndQueryEXT(target){GLctx.disjointTimerQueryExt["endQueryEXT"](target)}function _emscripten_glEndTransformFeedback(){GLctx["endTransformFeedback"]()}function _emscripten_glFenceSync(condition,flags){var sync=GLctx.fenceSync(condition,flags);if(sync){var id=GL.getNewId(GL.syncs);sync.name=id;GL.syncs[id]=sync;return id}return 0}function _emscripten_glFinish(){GLctx["finish"]()}function _emscripten_glFlush(){GLctx["flush"]()}function _emscripten_glFramebufferRenderbuffer(target,attachment,renderbuffertarget,renderbuffer){GLctx.framebufferRenderbuffer(target,attachment,renderbuffertarget,GL.renderbuffers[renderbuffer])}function _emscripten_glFramebufferTexture2D(target,attachment,textarget,texture,level){GLctx.framebufferTexture2D(target,attachment,textarget,GL.textures[texture],level)}function _emscripten_glFramebufferTextureLayer(target,attachment,texture,level,layer){GLctx.framebufferTextureLayer(target,attachment,GL.textures[texture],level,layer)}function _emscripten_glFrontFace(x0){GLctx["frontFace"](x0)}function __glGenObject(n,buffers,createFunction,objectTable){for(var i=0;i>2]=id}}function _emscripten_glGenBuffers(n,buffers){__glGenObject(n,buffers,"createBuffer",GL.buffers)}function _emscripten_glGenFramebuffers(n,ids){__glGenObject(n,ids,"createFramebuffer",GL.framebuffers)}function _emscripten_glGenQueries(n,ids){__glGenObject(n,ids,"createQuery",GL.queries)}function _emscripten_glGenQueriesEXT(n,ids){for(var i=0;i>2]=0;return}var id=GL.getNewId(GL.queries);query.name=id;GL.queries[id]=query;HEAP32[ids+i*4>>2]=id}}function _emscripten_glGenRenderbuffers(n,renderbuffers){__glGenObject(n,renderbuffers,"createRenderbuffer",GL.renderbuffers)}function _emscripten_glGenSamplers(n,samplers){__glGenObject(n,samplers,"createSampler",GL.samplers)}function _emscripten_glGenTextures(n,textures){__glGenObject(n,textures,"createTexture",GL.textures)}function _emscripten_glGenTransformFeedbacks(n,ids){__glGenObject(n,ids,"createTransformFeedback",GL.transformFeedbacks)}function _emscripten_glGenVertexArrays(n,arrays){__glGenObject(n,arrays,"createVertexArray",GL.vaos)}function _emscripten_glGenVertexArraysOES(n,arrays){__glGenObject(n,arrays,"createVertexArray",GL.vaos)}function _emscripten_glGenerateMipmap(x0){GLctx["generateMipmap"](x0)}function __glGetActiveAttribOrUniform(funcName,program,index,bufSize,length,size,type,name){program=GL.programs[program];var info=GLctx[funcName](program,index);if(info){var numBytesWrittenExclNull=name&&stringToUTF8(info.name,name,bufSize);if(length)HEAP32[length>>2]=numBytesWrittenExclNull;if(size)HEAP32[size>>2]=info.size;if(type)HEAP32[type>>2]=info.type}}function _emscripten_glGetActiveAttrib(program,index,bufSize,length,size,type,name){__glGetActiveAttribOrUniform("getActiveAttrib",program,index,bufSize,length,size,type,name)}function _emscripten_glGetActiveUniform(program,index,bufSize,length,size,type,name){__glGetActiveAttribOrUniform("getActiveUniform",program,index,bufSize,length,size,type,name)}function _emscripten_glGetActiveUniformBlockName(program,uniformBlockIndex,bufSize,length,uniformBlockName){program=GL.programs[program];var result=GLctx["getActiveUniformBlockName"](program,uniformBlockIndex);if(!result)return;if(uniformBlockName&&bufSize>0){var numBytesWrittenExclNull=stringToUTF8(result,uniformBlockName,bufSize);if(length)HEAP32[length>>2]=numBytesWrittenExclNull}else{if(length)HEAP32[length>>2]=0}}function _emscripten_glGetActiveUniformBlockiv(program,uniformBlockIndex,pname,params){if(!params){GL.recordError(1281);return}program=GL.programs[program];if(pname==35393){var name=GLctx["getActiveUniformBlockName"](program,uniformBlockIndex);HEAP32[params>>2]=name.length+1;return}var result=GLctx["getActiveUniformBlockParameter"](program,uniformBlockIndex,pname);if(result===null)return;if(pname==35395){for(var i=0;i>2]=result[i]}}else{HEAP32[params>>2]=result}}function _emscripten_glGetActiveUniformsiv(program,uniformCount,uniformIndices,pname,params){if(!params){GL.recordError(1281);return}if(uniformCount>0&&uniformIndices==0){GL.recordError(1281);return}program=GL.programs[program];var ids=[];for(var i=0;i>2])}var result=GLctx["getActiveUniforms"](program,ids,pname);if(!result)return;var len=result.length;for(var i=0;i>2]=result[i]}}function _emscripten_glGetAttachedShaders(program,maxCount,count,shaders){var result=GLctx.getAttachedShaders(GL.programs[program]);var len=result.length;if(len>maxCount){len=maxCount}HEAP32[count>>2]=len;for(var i=0;i>2]=id}}function _emscripten_glGetAttribLocation(program,name){return GLctx.getAttribLocation(GL.programs[program],UTF8ToString(name))}function writeI53ToI64(ptr,num){HEAPU32[ptr>>2]=num;HEAPU32[ptr+4>>2]=(num-HEAPU32[ptr>>2])/4294967296}function emscriptenWebGLGet(name_,p,type){if(!p){GL.recordError(1281);return}var ret=undefined;switch(name_){case 36346:ret=1;break;case 36344:if(type!=0&&type!=1){GL.recordError(1280)}return;case 34814:case 36345:ret=0;break;case 34466:var formats=GLctx.getParameter(34467);ret=formats?formats.length:0;break;case 33309:if(GL.currentContext.version<2){GL.recordError(1282);return}var exts=GLctx.getSupportedExtensions()||[];ret=2*exts.length;break;case 33307:case 33308:if(GL.currentContext.version<2){GL.recordError(1280);return}ret=name_==33307?3:0;break}if(ret===undefined){var result=GLctx.getParameter(name_);switch(typeof result){case"number":ret=result;break;case"boolean":ret=result?1:0;break;case"string":GL.recordError(1280);return;case"object":if(result===null){switch(name_){case 34964:case 35725:case 34965:case 36006:case 36007:case 32873:case 34229:case 36662:case 36663:case 35053:case 35055:case 36010:case 35097:case 35869:case 32874:case 36389:case 35983:case 35368:case 34068:{ret=0;break}default:{GL.recordError(1280);return}}}else if(result instanceof Float32Array||result instanceof Uint32Array||result instanceof Int32Array||result instanceof Array){for(var i=0;i>2]=result[i];break;case 2:HEAPF32[p+i*4>>2]=result[i];break;case 4:HEAP8[p+i>>0]=result[i]?1:0;break}}return}else{try{ret=result.name|0}catch(e){GL.recordError(1280);err("GL_INVALID_ENUM in glGet"+type+"v: Unknown object returned from WebGL getParameter("+name_+")! (error: "+e+")");return}}break;default:GL.recordError(1280);err("GL_INVALID_ENUM in glGet"+type+"v: Native code calling glGet"+type+"v("+name_+") and it returns "+result+" of type "+typeof result+"!");return}}switch(type){case 1:writeI53ToI64(p,ret);break;case 0:HEAP32[p>>2]=ret;break;case 2:HEAPF32[p>>2]=ret;break;case 4:HEAP8[p>>0]=ret?1:0;break}}function _emscripten_glGetBooleanv(name_,p){emscriptenWebGLGet(name_,p,4)}function _emscripten_glGetBufferParameteri64v(target,value,data){if(!data){GL.recordError(1281);return}writeI53ToI64(data,GLctx.getBufferParameter(target,value))}function _emscripten_glGetBufferParameteriv(target,value,data){if(!data){GL.recordError(1281);return}HEAP32[data>>2]=GLctx.getBufferParameter(target,value)}function _emscripten_glGetError(){var error=GLctx.getError()||GL.lastError;GL.lastError=0;return error}function _emscripten_glGetFloatv(name_,p){emscriptenWebGLGet(name_,p,2)}function _emscripten_glGetFragDataLocation(program,name){return GLctx["getFragDataLocation"](GL.programs[program],UTF8ToString(name))}function _emscripten_glGetFramebufferAttachmentParameteriv(target,attachment,pname,params){var result=GLctx.getFramebufferAttachmentParameter(target,attachment,pname);if(result instanceof WebGLRenderbuffer||result instanceof WebGLTexture){result=result.name|0}HEAP32[params>>2]=result}function emscriptenWebGLGetIndexed(target,index,data,type){if(!data){GL.recordError(1281);return}var result=GLctx["getIndexedParameter"](target,index);var ret;switch(typeof result){case"boolean":ret=result?1:0;break;case"number":ret=result;break;case"object":if(result===null){switch(target){case 35983:case 35368:ret=0;break;default:{GL.recordError(1280);return}}}else if(result instanceof WebGLBuffer){ret=result.name|0}else{GL.recordError(1280);return}break;default:GL.recordError(1280);return}switch(type){case 1:writeI53ToI64(data,ret);break;case 0:HEAP32[data>>2]=ret;break;case 2:HEAPF32[data>>2]=ret;break;case 4:HEAP8[data>>0]=ret?1:0;break;default:throw"internal emscriptenWebGLGetIndexed() error, bad type: "+type}}function _emscripten_glGetInteger64i_v(target,index,data){emscriptenWebGLGetIndexed(target,index,data,1)}function _emscripten_glGetInteger64v(name_,p){emscriptenWebGLGet(name_,p,1)}function _emscripten_glGetIntegeri_v(target,index,data){emscriptenWebGLGetIndexed(target,index,data,0)}function _emscripten_glGetIntegerv(name_,p){emscriptenWebGLGet(name_,p,0)}function _emscripten_glGetInternalformativ(target,internalformat,pname,bufSize,params){if(bufSize<0){GL.recordError(1281);return}if(!params){GL.recordError(1281);return}var ret=GLctx["getInternalformatParameter"](target,internalformat,pname);if(ret===null)return;for(var i=0;i>2]=ret[i]}}function _emscripten_glGetProgramBinary(program,bufSize,length,binaryFormat,binary){GL.recordError(1282)}function _emscripten_glGetProgramInfoLog(program,maxLength,length,infoLog){var log=GLctx.getProgramInfoLog(GL.programs[program]);if(log===null)log="(unknown error)";var numBytesWrittenExclNull=maxLength>0&&infoLog?stringToUTF8(log,infoLog,maxLength):0;if(length)HEAP32[length>>2]=numBytesWrittenExclNull}function _emscripten_glGetProgramiv(program,pname,p){if(!p){GL.recordError(1281);return}if(program>=GL.counter){GL.recordError(1281);return}program=GL.programs[program];if(pname==35716){var log=GLctx.getProgramInfoLog(program);if(log===null)log="(unknown error)";HEAP32[p>>2]=log.length+1}else if(pname==35719){if(!program.maxUniformLength){for(var i=0;i>2]=program.maxUniformLength}else if(pname==35722){if(!program.maxAttributeLength){for(var i=0;i>2]=program.maxAttributeLength}else if(pname==35381){if(!program.maxUniformBlockNameLength){for(var i=0;i>2]=program.maxUniformBlockNameLength}else{HEAP32[p>>2]=GLctx.getProgramParameter(program,pname)}}function _emscripten_glGetQueryObjecti64vEXT(id,pname,params){if(!params){GL.recordError(1281);return}var query=GL.queries[id];var param;if(GL.currentContext.version<2){param=GLctx.disjointTimerQueryExt["getQueryObjectEXT"](query,pname)}else{param=GLctx["getQueryParameter"](query,pname)}var ret;if(typeof param=="boolean"){ret=param?1:0}else{ret=param}writeI53ToI64(params,ret)}function _emscripten_glGetQueryObjectivEXT(id,pname,params){if(!params){GL.recordError(1281);return}var query=GL.queries[id];var param=GLctx.disjointTimerQueryExt["getQueryObjectEXT"](query,pname);var ret;if(typeof param=="boolean"){ret=param?1:0}else{ret=param}HEAP32[params>>2]=ret}function _emscripten_glGetQueryObjectui64vEXT(id,pname,params){if(!params){GL.recordError(1281);return}var query=GL.queries[id];var param;if(GL.currentContext.version<2){param=GLctx.disjointTimerQueryExt["getQueryObjectEXT"](query,pname)}else{param=GLctx["getQueryParameter"](query,pname)}var ret;if(typeof param=="boolean"){ret=param?1:0}else{ret=param}writeI53ToI64(params,ret)}function _emscripten_glGetQueryObjectuiv(id,pname,params){if(!params){GL.recordError(1281);return}var query=GL.queries[id];var param=GLctx["getQueryParameter"](query,pname);var ret;if(typeof param=="boolean"){ret=param?1:0}else{ret=param}HEAP32[params>>2]=ret}function _emscripten_glGetQueryObjectuivEXT(id,pname,params){if(!params){GL.recordError(1281);return}var query=GL.queries[id];var param=GLctx.disjointTimerQueryExt["getQueryObjectEXT"](query,pname);var ret;if(typeof param=="boolean"){ret=param?1:0}else{ret=param}HEAP32[params>>2]=ret}function _emscripten_glGetQueryiv(target,pname,params){if(!params){GL.recordError(1281);return}HEAP32[params>>2]=GLctx["getQuery"](target,pname)}function _emscripten_glGetQueryivEXT(target,pname,params){if(!params){GL.recordError(1281);return}HEAP32[params>>2]=GLctx.disjointTimerQueryExt["getQueryEXT"](target,pname)}function _emscripten_glGetRenderbufferParameteriv(target,pname,params){if(!params){GL.recordError(1281);return}HEAP32[params>>2]=GLctx.getRenderbufferParameter(target,pname)}function _emscripten_glGetSamplerParameterfv(sampler,pname,params){if(!params){GL.recordError(1281);return}HEAPF32[params>>2]=GLctx["getSamplerParameter"](GL.samplers[sampler],pname)}function _emscripten_glGetSamplerParameteriv(sampler,pname,params){if(!params){GL.recordError(1281);return}HEAP32[params>>2]=GLctx["getSamplerParameter"](GL.samplers[sampler],pname)}function _emscripten_glGetShaderInfoLog(shader,maxLength,length,infoLog){var log=GLctx.getShaderInfoLog(GL.shaders[shader]);if(log===null)log="(unknown error)";var numBytesWrittenExclNull=maxLength>0&&infoLog?stringToUTF8(log,infoLog,maxLength):0;if(length)HEAP32[length>>2]=numBytesWrittenExclNull}function _emscripten_glGetShaderPrecisionFormat(shaderType,precisionType,range,precision){var result=GLctx.getShaderPrecisionFormat(shaderType,precisionType);HEAP32[range>>2]=result.rangeMin;HEAP32[range+4>>2]=result.rangeMax;HEAP32[precision>>2]=result.precision}function _emscripten_glGetShaderSource(shader,bufSize,length,source){var result=GLctx.getShaderSource(GL.shaders[shader]);if(!result)return;var numBytesWrittenExclNull=bufSize>0&&source?stringToUTF8(result,source,bufSize):0;if(length)HEAP32[length>>2]=numBytesWrittenExclNull}function _emscripten_glGetShaderiv(shader,pname,p){if(!p){GL.recordError(1281);return}if(pname==35716){var log=GLctx.getShaderInfoLog(GL.shaders[shader]);if(log===null)log="(unknown error)";var logLength=log?log.length+1:0;HEAP32[p>>2]=logLength}else if(pname==35720){var source=GLctx.getShaderSource(GL.shaders[shader]);var sourceLength=source?source.length+1:0;HEAP32[p>>2]=sourceLength}else{HEAP32[p>>2]=GLctx.getShaderParameter(GL.shaders[shader],pname)}}function stringToNewUTF8(jsString){var length=lengthBytesUTF8(jsString)+1;var cString=_malloc(length);stringToUTF8(jsString,cString,length);return cString}function _emscripten_glGetString(name_){var ret=GL.stringCache[name_];if(!ret){switch(name_){case 7939:var exts=GLctx.getSupportedExtensions()||[];exts=exts.concat(exts.map(function(e){return"GL_"+e}));ret=stringToNewUTF8(exts.join(" "));break;case 7936:case 7937:case 37445:case 37446:var s=GLctx.getParameter(name_);if(!s){GL.recordError(1280)}ret=s&&stringToNewUTF8(s);break;case 7938:var glVersion=GLctx.getParameter(7938);if(true)glVersion="OpenGL ES 3.0 ("+glVersion+")";else{glVersion="OpenGL ES 2.0 ("+glVersion+")"}ret=stringToNewUTF8(glVersion);break;case 35724:var glslVersion=GLctx.getParameter(35724);var ver_re=/^WebGL GLSL ES ([0-9]\.[0-9][0-9]?)(?:$| .*)/;var ver_num=glslVersion.match(ver_re);if(ver_num!==null){if(ver_num[1].length==3)ver_num[1]=ver_num[1]+"0";glslVersion="OpenGL ES GLSL ES "+ver_num[1]+" ("+glslVersion+")"}ret=stringToNewUTF8(glslVersion);break;default:GL.recordError(1280)}GL.stringCache[name_]=ret}return ret}function _emscripten_glGetStringi(name,index){if(GL.currentContext.version<2){GL.recordError(1282);return 0}var stringiCache=GL.stringiCache[name];if(stringiCache){if(index<0||index>=stringiCache.length){GL.recordError(1281);return 0}return stringiCache[index]}switch(name){case 7939:var exts=GLctx.getSupportedExtensions()||[];exts=exts.concat(exts.map(function(e){return"GL_"+e}));exts=exts.map(function(e){return stringToNewUTF8(e)});stringiCache=GL.stringiCache[name]=exts;if(index<0||index>=stringiCache.length){GL.recordError(1281);return 0}return stringiCache[index];default:GL.recordError(1280);return 0}}function _emscripten_glGetSynciv(sync,pname,bufSize,length,values){if(bufSize<0){GL.recordError(1281);return}if(!values){GL.recordError(1281);return}var ret=GLctx.getSyncParameter(GL.syncs[sync],pname);if(ret!==null){HEAP32[values>>2]=ret;if(length)HEAP32[length>>2]=1}}function _emscripten_glGetTexParameterfv(target,pname,params){if(!params){GL.recordError(1281);return}HEAPF32[params>>2]=GLctx.getTexParameter(target,pname)}function _emscripten_glGetTexParameteriv(target,pname,params){if(!params){GL.recordError(1281);return}HEAP32[params>>2]=GLctx.getTexParameter(target,pname)}function _emscripten_glGetTransformFeedbackVarying(program,index,bufSize,length,size,type,name){program=GL.programs[program];var info=GLctx["getTransformFeedbackVarying"](program,index);if(!info)return;if(name&&bufSize>0){var numBytesWrittenExclNull=stringToUTF8(info.name,name,bufSize);if(length)HEAP32[length>>2]=numBytesWrittenExclNull}else{if(length)HEAP32[length>>2]=0}if(size)HEAP32[size>>2]=info.size;if(type)HEAP32[type>>2]=info.type}function _emscripten_glGetUniformBlockIndex(program,uniformBlockName){return GLctx["getUniformBlockIndex"](GL.programs[program],UTF8ToString(uniformBlockName))}function _emscripten_glGetUniformIndices(program,uniformCount,uniformNames,uniformIndices){if(!uniformIndices){GL.recordError(1281);return}if(uniformCount>0&&(uniformNames==0||uniformIndices==0)){GL.recordError(1281);return}program=GL.programs[program];var names=[];for(var i=0;i>2]));var result=GLctx["getUniformIndices"](program,names);if(!result)return;var len=result.length;for(var i=0;i>2]=result[i]}}function jstoi_q(str){return parseInt(str)}function webglGetLeftBracePos(name){return name.slice(-1)=="]"&&name.lastIndexOf("[")}function webglPrepareUniformLocationsBeforeFirstUse(program){var uniformLocsById=program.uniformLocsById,uniformSizeAndIdsByName=program.uniformSizeAndIdsByName,i,j;if(!uniformLocsById){program.uniformLocsById=uniformLocsById={};program.uniformArrayNamesById={};for(i=0;i0?nm.slice(0,lb):nm;var id=program.uniformIdCounter;program.uniformIdCounter+=sz;uniformSizeAndIdsByName[arrayName]=[sz,id];for(j=0;j0){arrayIndex=jstoi_q(name.slice(leftBrace+1))>>>0;uniformBaseName=name.slice(0,leftBrace)}var sizeAndId=program.uniformSizeAndIdsByName[uniformBaseName];if(sizeAndId&&arrayIndex0?"["+webglLoc+"]":""))}return webglLoc}else{GL.recordError(1282)}}function emscriptenWebGLGetUniform(program,location,params,type){if(!params){GL.recordError(1281);return}program=GL.programs[program];webglPrepareUniformLocationsBeforeFirstUse(program);var data=GLctx.getUniform(program,webglGetUniformLocation(location));if(typeof data=="number"||typeof data=="boolean"){switch(type){case 0:HEAP32[params>>2]=data;break;case 2:HEAPF32[params>>2]=data;break}}else{for(var i=0;i>2]=data[i];break;case 2:HEAPF32[params+i*4>>2]=data[i];break}}}}function _emscripten_glGetUniformfv(program,location,params){emscriptenWebGLGetUniform(program,location,params,2)}function _emscripten_glGetUniformiv(program,location,params){emscriptenWebGLGetUniform(program,location,params,0)}function _emscripten_glGetUniformuiv(program,location,params){emscriptenWebGLGetUniform(program,location,params,0)}function emscriptenWebGLGetVertexAttrib(index,pname,params,type){if(!params){GL.recordError(1281);return}var data=GLctx.getVertexAttrib(index,pname);if(pname==34975){HEAP32[params>>2]=data&&data["name"]}else if(typeof data=="number"||typeof data=="boolean"){switch(type){case 0:HEAP32[params>>2]=data;break;case 2:HEAPF32[params>>2]=data;break;case 5:HEAP32[params>>2]=Math.fround(data);break}}else{for(var i=0;i>2]=data[i];break;case 2:HEAPF32[params+i*4>>2]=data[i];break;case 5:HEAP32[params+i*4>>2]=Math.fround(data[i]);break}}}}function _emscripten_glGetVertexAttribIiv(index,pname,params){emscriptenWebGLGetVertexAttrib(index,pname,params,0)}function _emscripten_glGetVertexAttribIuiv(index,pname,params){emscriptenWebGLGetVertexAttrib(index,pname,params,0)}function _emscripten_glGetVertexAttribPointerv(index,pname,pointer){if(!pointer){GL.recordError(1281);return}HEAP32[pointer>>2]=GLctx.getVertexAttribOffset(index,pname)}function _emscripten_glGetVertexAttribfv(index,pname,params){emscriptenWebGLGetVertexAttrib(index,pname,params,2)}function _emscripten_glGetVertexAttribiv(index,pname,params){emscriptenWebGLGetVertexAttrib(index,pname,params,5)}function _emscripten_glHint(x0,x1){GLctx["hint"](x0,x1)}function _emscripten_glInvalidateFramebuffer(target,numAttachments,attachments){var list=tempFixedLengthArray[numAttachments];for(var i=0;i>2]}GLctx["invalidateFramebuffer"](target,list)}function _emscripten_glInvalidateSubFramebuffer(target,numAttachments,attachments,x,y,width,height){var list=tempFixedLengthArray[numAttachments];for(var i=0;i>2]}GLctx["invalidateSubFramebuffer"](target,list,x,y,width,height)}function _emscripten_glIsBuffer(buffer){var b=GL.buffers[buffer];if(!b)return 0;return GLctx.isBuffer(b)}function _emscripten_glIsEnabled(x0){return GLctx["isEnabled"](x0)}function _emscripten_glIsFramebuffer(framebuffer){var fb=GL.framebuffers[framebuffer];if(!fb)return 0;return GLctx.isFramebuffer(fb)}function _emscripten_glIsProgram(program){program=GL.programs[program];if(!program)return 0;return GLctx.isProgram(program)}function _emscripten_glIsQuery(id){var query=GL.queries[id];if(!query)return 0;return GLctx["isQuery"](query)}function _emscripten_glIsQueryEXT(id){var query=GL.queries[id];if(!query)return 0;return GLctx.disjointTimerQueryExt["isQueryEXT"](query)}function _emscripten_glIsRenderbuffer(renderbuffer){var rb=GL.renderbuffers[renderbuffer];if(!rb)return 0;return GLctx.isRenderbuffer(rb)}function _emscripten_glIsSampler(id){var sampler=GL.samplers[id];if(!sampler)return 0;return GLctx["isSampler"](sampler)}function _emscripten_glIsShader(shader){var s=GL.shaders[shader];if(!s)return 0;return GLctx.isShader(s)}function _emscripten_glIsSync(sync){return GLctx.isSync(GL.syncs[sync])}function _emscripten_glIsTexture(id){var texture=GL.textures[id];if(!texture)return 0;return GLctx.isTexture(texture)}function _emscripten_glIsTransformFeedback(id){return GLctx["isTransformFeedback"](GL.transformFeedbacks[id])}function _emscripten_glIsVertexArray(array){var vao=GL.vaos[array];if(!vao)return 0;return GLctx["isVertexArray"](vao)}function _emscripten_glIsVertexArrayOES(array){var vao=GL.vaos[array];if(!vao)return 0;return GLctx["isVertexArray"](vao)}function _emscripten_glLineWidth(x0){GLctx["lineWidth"](x0)}function _emscripten_glLinkProgram(program){program=GL.programs[program];GLctx.linkProgram(program);program.uniformLocsById=0;program.uniformSizeAndIdsByName={}}function _emscripten_glPauseTransformFeedback(){GLctx["pauseTransformFeedback"]()}function _emscripten_glPixelStorei(pname,param){if(pname==3317){GL.unpackAlignment=param}GLctx.pixelStorei(pname,param)}function _emscripten_glPolygonOffset(x0,x1){GLctx["polygonOffset"](x0,x1)}function _emscripten_glProgramBinary(program,binaryFormat,binary,length){GL.recordError(1280)}function _emscripten_glProgramParameteri(program,pname,value){GL.recordError(1280)}function _emscripten_glQueryCounterEXT(id,target){GLctx.disjointTimerQueryExt["queryCounterEXT"](GL.queries[id],target)}function _emscripten_glReadBuffer(x0){GLctx["readBuffer"](x0)}function computeUnpackAlignedImageSize(width,height,sizePerPixel,alignment){function roundedToNextMultipleOf(x,y){return x+y-1&-y}var plainRowSize=width*sizePerPixel;var alignedRowSize=roundedToNextMultipleOf(plainRowSize,alignment);return height*alignedRowSize}function __colorChannelsInGlTextureFormat(format){var colorChannels={5:3,6:4,8:2,29502:3,29504:4,26917:2,26918:2,29846:3,29847:4};return colorChannels[format-6402]||1}function heapObjectForWebGLType(type){type-=5120;if(type==0)return HEAP8;if(type==1)return HEAPU8;if(type==2)return HEAP16;if(type==4)return HEAP32;if(type==6)return HEAPF32;if(type==5||type==28922||type==28520||type==30779||type==30782)return HEAPU32;return HEAPU16}function heapAccessShiftForWebGLHeap(heap){return 31-Math.clz32(heap.BYTES_PER_ELEMENT)}function emscriptenWebGLGetTexPixelData(type,format,width,height,pixels,internalFormat){var heap=heapObjectForWebGLType(type);var shift=heapAccessShiftForWebGLHeap(heap);var byteSize=1<>shift,pixels+bytes>>shift)}function _emscripten_glReadPixels(x,y,width,height,format,type,pixels){if(true){if(GLctx.currentPixelPackBufferBinding){GLctx.readPixels(x,y,width,height,format,type,pixels)}else{var heap=heapObjectForWebGLType(type);GLctx.readPixels(x,y,width,height,format,type,heap,pixels>>heapAccessShiftForWebGLHeap(heap))}return}var pixelData=emscriptenWebGLGetTexPixelData(type,format,width,height,pixels,format);if(!pixelData){GL.recordError(1280);return}GLctx.readPixels(x,y,width,height,format,type,pixelData)}function _emscripten_glReleaseShaderCompiler(){}function _emscripten_glRenderbufferStorage(x0,x1,x2,x3){GLctx["renderbufferStorage"](x0,x1,x2,x3)}function _emscripten_glRenderbufferStorageMultisample(x0,x1,x2,x3,x4){GLctx["renderbufferStorageMultisample"](x0,x1,x2,x3,x4)}function _emscripten_glResumeTransformFeedback(){GLctx["resumeTransformFeedback"]()}function _emscripten_glSampleCoverage(value,invert){GLctx.sampleCoverage(value,!!invert)}function _emscripten_glSamplerParameterf(sampler,pname,param){GLctx["samplerParameterf"](GL.samplers[sampler],pname,param)}function _emscripten_glSamplerParameterfv(sampler,pname,params){var param=HEAPF32[params>>2];GLctx["samplerParameterf"](GL.samplers[sampler],pname,param)}function _emscripten_glSamplerParameteri(sampler,pname,param){GLctx["samplerParameteri"](GL.samplers[sampler],pname,param)}function _emscripten_glSamplerParameteriv(sampler,pname,params){var param=HEAP32[params>>2];GLctx["samplerParameteri"](GL.samplers[sampler],pname,param)}function _emscripten_glScissor(x0,x1,x2,x3){GLctx["scissor"](x0,x1,x2,x3)}function _emscripten_glShaderBinary(){GL.recordError(1280)}function _emscripten_glShaderSource(shader,count,string,length){var source=GL.getSource(shader,count,string,length);GLctx.shaderSource(GL.shaders[shader],source)}function _emscripten_glStencilFunc(x0,x1,x2){GLctx["stencilFunc"](x0,x1,x2)}function _emscripten_glStencilFuncSeparate(x0,x1,x2,x3){GLctx["stencilFuncSeparate"](x0,x1,x2,x3)}function _emscripten_glStencilMask(x0){GLctx["stencilMask"](x0)}function _emscripten_glStencilMaskSeparate(x0,x1){GLctx["stencilMaskSeparate"](x0,x1)}function _emscripten_glStencilOp(x0,x1,x2){GLctx["stencilOp"](x0,x1,x2)}function _emscripten_glStencilOpSeparate(x0,x1,x2,x3){GLctx["stencilOpSeparate"](x0,x1,x2,x3)}function _emscripten_glTexImage2D(target,level,internalFormat,width,height,border,format,type,pixels){if(true){if(GLctx.currentPixelUnpackBufferBinding){GLctx.texImage2D(target,level,internalFormat,width,height,border,format,type,pixels)}else if(pixels){var heap=heapObjectForWebGLType(type);GLctx.texImage2D(target,level,internalFormat,width,height,border,format,type,heap,pixels>>heapAccessShiftForWebGLHeap(heap))}else{GLctx.texImage2D(target,level,internalFormat,width,height,border,format,type,null)}return}GLctx.texImage2D(target,level,internalFormat,width,height,border,format,type,pixels?emscriptenWebGLGetTexPixelData(type,format,width,height,pixels,internalFormat):null)}function _emscripten_glTexImage3D(target,level,internalFormat,width,height,depth,border,format,type,pixels){if(GLctx.currentPixelUnpackBufferBinding){GLctx["texImage3D"](target,level,internalFormat,width,height,depth,border,format,type,pixels)}else if(pixels){var heap=heapObjectForWebGLType(type);GLctx["texImage3D"](target,level,internalFormat,width,height,depth,border,format,type,heap,pixels>>heapAccessShiftForWebGLHeap(heap))}else{GLctx["texImage3D"](target,level,internalFormat,width,height,depth,border,format,type,null)}}function _emscripten_glTexParameterf(x0,x1,x2){GLctx["texParameterf"](x0,x1,x2)}function _emscripten_glTexParameterfv(target,pname,params){var param=HEAPF32[params>>2];GLctx.texParameterf(target,pname,param)}function _emscripten_glTexParameteri(x0,x1,x2){GLctx["texParameteri"](x0,x1,x2)}function _emscripten_glTexParameteriv(target,pname,params){var param=HEAP32[params>>2];GLctx.texParameteri(target,pname,param)}function _emscripten_glTexStorage2D(x0,x1,x2,x3,x4){GLctx["texStorage2D"](x0,x1,x2,x3,x4)}function _emscripten_glTexStorage3D(x0,x1,x2,x3,x4,x5){GLctx["texStorage3D"](x0,x1,x2,x3,x4,x5)}function _emscripten_glTexSubImage2D(target,level,xoffset,yoffset,width,height,format,type,pixels){if(true){if(GLctx.currentPixelUnpackBufferBinding){GLctx.texSubImage2D(target,level,xoffset,yoffset,width,height,format,type,pixels)}else if(pixels){var heap=heapObjectForWebGLType(type);GLctx.texSubImage2D(target,level,xoffset,yoffset,width,height,format,type,heap,pixels>>heapAccessShiftForWebGLHeap(heap))}else{GLctx.texSubImage2D(target,level,xoffset,yoffset,width,height,format,type,null)}return}var pixelData=null;if(pixels)pixelData=emscriptenWebGLGetTexPixelData(type,format,width,height,pixels,0);GLctx.texSubImage2D(target,level,xoffset,yoffset,width,height,format,type,pixelData)}function _emscripten_glTexSubImage3D(target,level,xoffset,yoffset,zoffset,width,height,depth,format,type,pixels){if(GLctx.currentPixelUnpackBufferBinding){GLctx["texSubImage3D"](target,level,xoffset,yoffset,zoffset,width,height,depth,format,type,pixels)}else if(pixels){var heap=heapObjectForWebGLType(type);GLctx["texSubImage3D"](target,level,xoffset,yoffset,zoffset,width,height,depth,format,type,heap,pixels>>heapAccessShiftForWebGLHeap(heap))}else{GLctx["texSubImage3D"](target,level,xoffset,yoffset,zoffset,width,height,depth,format,type,null)}}function _emscripten_glTransformFeedbackVaryings(program,count,varyings,bufferMode){program=GL.programs[program];var vars=[];for(var i=0;i>2]));GLctx["transformFeedbackVaryings"](program,vars,bufferMode)}function _emscripten_glUniform1f(location,v0){GLctx.uniform1f(webglGetUniformLocation(location),v0)}function _emscripten_glUniform1fv(location,count,value){count&&GLctx.uniform1fv(webglGetUniformLocation(location),HEAPF32,value>>2,count)}function _emscripten_glUniform1i(location,v0){GLctx.uniform1i(webglGetUniformLocation(location),v0)}function _emscripten_glUniform1iv(location,count,value){count&&GLctx.uniform1iv(webglGetUniformLocation(location),HEAP32,value>>2,count)}function _emscripten_glUniform1ui(location,v0){GLctx.uniform1ui(webglGetUniformLocation(location),v0)}function _emscripten_glUniform1uiv(location,count,value){count&&GLctx.uniform1uiv(webglGetUniformLocation(location),HEAPU32,value>>2,count)}function _emscripten_glUniform2f(location,v0,v1){GLctx.uniform2f(webglGetUniformLocation(location),v0,v1)}function _emscripten_glUniform2fv(location,count,value){count&&GLctx.uniform2fv(webglGetUniformLocation(location),HEAPF32,value>>2,count*2)}function _emscripten_glUniform2i(location,v0,v1){GLctx.uniform2i(webglGetUniformLocation(location),v0,v1)}function _emscripten_glUniform2iv(location,count,value){count&&GLctx.uniform2iv(webglGetUniformLocation(location),HEAP32,value>>2,count*2)}function _emscripten_glUniform2ui(location,v0,v1){GLctx.uniform2ui(webglGetUniformLocation(location),v0,v1)}function _emscripten_glUniform2uiv(location,count,value){count&&GLctx.uniform2uiv(webglGetUniformLocation(location),HEAPU32,value>>2,count*2)}function _emscripten_glUniform3f(location,v0,v1,v2){GLctx.uniform3f(webglGetUniformLocation(location),v0,v1,v2)}function _emscripten_glUniform3fv(location,count,value){count&&GLctx.uniform3fv(webglGetUniformLocation(location),HEAPF32,value>>2,count*3)}function _emscripten_glUniform3i(location,v0,v1,v2){GLctx.uniform3i(webglGetUniformLocation(location),v0,v1,v2)}function _emscripten_glUniform3iv(location,count,value){count&&GLctx.uniform3iv(webglGetUniformLocation(location),HEAP32,value>>2,count*3)}function _emscripten_glUniform3ui(location,v0,v1,v2){GLctx.uniform3ui(webglGetUniformLocation(location),v0,v1,v2)}function _emscripten_glUniform3uiv(location,count,value){count&&GLctx.uniform3uiv(webglGetUniformLocation(location),HEAPU32,value>>2,count*3)}function _emscripten_glUniform4f(location,v0,v1,v2,v3){GLctx.uniform4f(webglGetUniformLocation(location),v0,v1,v2,v3)}function _emscripten_glUniform4fv(location,count,value){count&&GLctx.uniform4fv(webglGetUniformLocation(location),HEAPF32,value>>2,count*4)}function _emscripten_glUniform4i(location,v0,v1,v2,v3){GLctx.uniform4i(webglGetUniformLocation(location),v0,v1,v2,v3)}function _emscripten_glUniform4iv(location,count,value){count&&GLctx.uniform4iv(webglGetUniformLocation(location),HEAP32,value>>2,count*4)}function _emscripten_glUniform4ui(location,v0,v1,v2,v3){GLctx.uniform4ui(webglGetUniformLocation(location),v0,v1,v2,v3)}function _emscripten_glUniform4uiv(location,count,value){count&&GLctx.uniform4uiv(webglGetUniformLocation(location),HEAPU32,value>>2,count*4)}function _emscripten_glUniformBlockBinding(program,uniformBlockIndex,uniformBlockBinding){program=GL.programs[program];GLctx["uniformBlockBinding"](program,uniformBlockIndex,uniformBlockBinding)}function _emscripten_glUniformMatrix2fv(location,count,transpose,value){count&&GLctx.uniformMatrix2fv(webglGetUniformLocation(location),!!transpose,HEAPF32,value>>2,count*4)}function _emscripten_glUniformMatrix2x3fv(location,count,transpose,value){count&&GLctx.uniformMatrix2x3fv(webglGetUniformLocation(location),!!transpose,HEAPF32,value>>2,count*6)}function _emscripten_glUniformMatrix2x4fv(location,count,transpose,value){count&&GLctx.uniformMatrix2x4fv(webglGetUniformLocation(location),!!transpose,HEAPF32,value>>2,count*8)}function _emscripten_glUniformMatrix3fv(location,count,transpose,value){count&&GLctx.uniformMatrix3fv(webglGetUniformLocation(location),!!transpose,HEAPF32,value>>2,count*9)}function _emscripten_glUniformMatrix3x2fv(location,count,transpose,value){count&&GLctx.uniformMatrix3x2fv(webglGetUniformLocation(location),!!transpose,HEAPF32,value>>2,count*6)}function _emscripten_glUniformMatrix3x4fv(location,count,transpose,value){count&&GLctx.uniformMatrix3x4fv(webglGetUniformLocation(location),!!transpose,HEAPF32,value>>2,count*12)}function _emscripten_glUniformMatrix4fv(location,count,transpose,value){count&&GLctx.uniformMatrix4fv(webglGetUniformLocation(location),!!transpose,HEAPF32,value>>2,count*16)}function _emscripten_glUniformMatrix4x2fv(location,count,transpose,value){count&&GLctx.uniformMatrix4x2fv(webglGetUniformLocation(location),!!transpose,HEAPF32,value>>2,count*8)}function _emscripten_glUniformMatrix4x3fv(location,count,transpose,value){count&&GLctx.uniformMatrix4x3fv(webglGetUniformLocation(location),!!transpose,HEAPF32,value>>2,count*12)}function _emscripten_glUseProgram(program){program=GL.programs[program];GLctx.useProgram(program);GLctx.currentProgram=program}function _emscripten_glValidateProgram(program){GLctx.validateProgram(GL.programs[program])}function _emscripten_glVertexAttrib1f(x0,x1){GLctx["vertexAttrib1f"](x0,x1)}function _emscripten_glVertexAttrib1fv(index,v){GLctx.vertexAttrib1f(index,HEAPF32[v>>2])}function _emscripten_glVertexAttrib2f(x0,x1,x2){GLctx["vertexAttrib2f"](x0,x1,x2)}function _emscripten_glVertexAttrib2fv(index,v){GLctx.vertexAttrib2f(index,HEAPF32[v>>2],HEAPF32[v+4>>2])}function _emscripten_glVertexAttrib3f(x0,x1,x2,x3){GLctx["vertexAttrib3f"](x0,x1,x2,x3)}function _emscripten_glVertexAttrib3fv(index,v){GLctx.vertexAttrib3f(index,HEAPF32[v>>2],HEAPF32[v+4>>2],HEAPF32[v+8>>2])}function _emscripten_glVertexAttrib4f(x0,x1,x2,x3,x4){GLctx["vertexAttrib4f"](x0,x1,x2,x3,x4)}function _emscripten_glVertexAttrib4fv(index,v){GLctx.vertexAttrib4f(index,HEAPF32[v>>2],HEAPF32[v+4>>2],HEAPF32[v+8>>2],HEAPF32[v+12>>2])}function _emscripten_glVertexAttribDivisor(index,divisor){GLctx["vertexAttribDivisor"](index,divisor)}function _emscripten_glVertexAttribDivisorANGLE(index,divisor){GLctx["vertexAttribDivisor"](index,divisor)}function _emscripten_glVertexAttribDivisorARB(index,divisor){GLctx["vertexAttribDivisor"](index,divisor)}function _emscripten_glVertexAttribDivisorEXT(index,divisor){GLctx["vertexAttribDivisor"](index,divisor)}function _emscripten_glVertexAttribDivisorNV(index,divisor){GLctx["vertexAttribDivisor"](index,divisor)}function _emscripten_glVertexAttribI4i(x0,x1,x2,x3,x4){GLctx["vertexAttribI4i"](x0,x1,x2,x3,x4)}function _emscripten_glVertexAttribI4iv(index,v){GLctx.vertexAttribI4i(index,HEAP32[v>>2],HEAP32[v+4>>2],HEAP32[v+8>>2],HEAP32[v+12>>2])}function _emscripten_glVertexAttribI4ui(x0,x1,x2,x3,x4){GLctx["vertexAttribI4ui"](x0,x1,x2,x3,x4)}function _emscripten_glVertexAttribI4uiv(index,v){GLctx.vertexAttribI4ui(index,HEAPU32[v>>2],HEAPU32[v+4>>2],HEAPU32[v+8>>2],HEAPU32[v+12>>2])}function _emscripten_glVertexAttribIPointer(index,size,type,stride,ptr){GLctx["vertexAttribIPointer"](index,size,type,stride,ptr)}function _emscripten_glVertexAttribPointer(index,size,type,normalized,stride,ptr){GLctx.vertexAttribPointer(index,size,type,!!normalized,stride,ptr)}function _emscripten_glViewport(x0,x1,x2,x3){GLctx["viewport"](x0,x1,x2,x3)}function _emscripten_glWaitSync(sync,flags,timeoutLo,timeoutHi){GLctx.waitSync(GL.syncs[sync],flags,convertI32PairToI53(timeoutLo,timeoutHi))}function _emscripten_has_asyncify(){return 0}function _emscripten_memcpy_big(dest,src,num){HEAPU8.copyWithin(dest,src,src+num)}function doRequestFullscreen(target,strategy){if(!JSEvents.fullscreenEnabled())return-1;target=findEventTarget(target);if(!target)return-4;if(!target.requestFullscreen&&!target.webkitRequestFullscreen){return-3}var canPerformRequests=JSEvents.canPerformEventHandlerRequests();if(!canPerformRequests){if(strategy.deferUntilInEventHandler){JSEvents.deferCall(JSEvents_requestFullscreen,1,[target,strategy]);return 1}return-2}return JSEvents_requestFullscreen(target,strategy)}function _emscripten_request_fullscreen_strategy(target,deferUntilInEventHandler,fullscreenStrategy){var strategy={scaleMode:HEAP32[fullscreenStrategy>>2],canvasResolutionScaleMode:HEAP32[fullscreenStrategy+4>>2],filteringMode:HEAP32[fullscreenStrategy+8>>2],deferUntilInEventHandler:deferUntilInEventHandler,canvasResizedCallback:HEAP32[fullscreenStrategy+12>>2],canvasResizedCallbackUserData:HEAP32[fullscreenStrategy+16>>2]};return doRequestFullscreen(target,strategy)}function _emscripten_request_pointerlock(target,deferUntilInEventHandler){target=findEventTarget(target);if(!target)return-4;if(!target.requestPointerLock&&!target.msRequestPointerLock){return-1}var canPerformRequests=JSEvents.canPerformEventHandlerRequests();if(!canPerformRequests){if(deferUntilInEventHandler){JSEvents.deferCall(requestPointerLock,2,[target]);return 1}return-2}return requestPointerLock(target)}function getHeapMax(){return 2147483648}function emscripten_realloc_buffer(size){try{wasmMemory.grow(size-buffer.byteLength+65535>>>16);updateGlobalBufferAndViews(wasmMemory.buffer);return 1}catch(e){}}function _emscripten_resize_heap(requestedSize){var oldSize=HEAPU8.length;requestedSize=requestedSize>>>0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}let alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=emscripten_realloc_buffer(newSize);if(replacement){return true}}return false}function _emscripten_sample_gamepad_data(){return(JSEvents.lastGamepadState=navigator.getGamepads?navigator.getGamepads():navigator.webkitGetGamepads?navigator.webkitGetGamepads():null)?0:-1}function registerBeforeUnloadEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString){var beforeUnloadEventHandlerFunc=function(ev){var e=ev||event;var confirmationMessage=getWasmTableEntry(callbackfunc)(eventTypeId,0,userData);if(confirmationMessage){confirmationMessage=UTF8ToString(confirmationMessage)}if(confirmationMessage){e.preventDefault();e.returnValue=confirmationMessage;return confirmationMessage}};var eventHandler={target:findEventTarget(target),eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:beforeUnloadEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_beforeunload_callback_on_thread(userData,callbackfunc,targetThread){if(typeof onbeforeunload=="undefined")return-1;if(targetThread!==1)return-5;registerBeforeUnloadEventCallback(2,userData,true,callbackfunc,28,"beforeunload");return 0}function registerFocusEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.focusEvent)JSEvents.focusEvent=_malloc(256);var focusEventHandlerFunc=function(ev){var e=ev||event;var nodeName=JSEvents.getNodeNameForTarget(e.target);var id=e.target.id?e.target.id:"";var focusEvent=JSEvents.focusEvent;stringToUTF8(nodeName,focusEvent+0,128);stringToUTF8(id,focusEvent+128,128);if(getWasmTableEntry(callbackfunc)(eventTypeId,focusEvent,userData))e.preventDefault()};var eventHandler={target:findEventTarget(target),eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:focusEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_blur_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerFocusEventCallback(target,userData,useCapture,callbackfunc,12,"blur",targetThread);return 0}function _emscripten_set_element_css_size(target,width,height){target=findEventTarget(target);if(!target)return-4;target.style.width=width+"px";target.style.height=height+"px";return 0}function _emscripten_set_focus_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerFocusEventCallback(target,userData,useCapture,callbackfunc,13,"focus",targetThread);return 0}function fillFullscreenChangeEventData(eventStruct){var fullscreenElement=document.fullscreenElement||document.mozFullScreenElement||document.webkitFullscreenElement||document.msFullscreenElement;var isFullscreen=!!fullscreenElement;HEAP32[eventStruct>>2]=isFullscreen;HEAP32[eventStruct+4>>2]=JSEvents.fullscreenEnabled();var reportedElement=isFullscreen?fullscreenElement:JSEvents.previousFullscreenElement;var nodeName=JSEvents.getNodeNameForTarget(reportedElement);var id=reportedElement&&reportedElement.id?reportedElement.id:"";stringToUTF8(nodeName,eventStruct+8,128);stringToUTF8(id,eventStruct+136,128);HEAP32[eventStruct+264>>2]=reportedElement?reportedElement.clientWidth:0;HEAP32[eventStruct+268>>2]=reportedElement?reportedElement.clientHeight:0;HEAP32[eventStruct+272>>2]=screen.width;HEAP32[eventStruct+276>>2]=screen.height;if(isFullscreen){JSEvents.previousFullscreenElement=fullscreenElement}}function registerFullscreenChangeEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.fullscreenChangeEvent)JSEvents.fullscreenChangeEvent=_malloc(280);var fullscreenChangeEventhandlerFunc=function(ev){var e=ev||event;var fullscreenChangeEvent=JSEvents.fullscreenChangeEvent;fillFullscreenChangeEventData(fullscreenChangeEvent);if(getWasmTableEntry(callbackfunc)(eventTypeId,fullscreenChangeEvent,userData))e.preventDefault()};var eventHandler={target:target,eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:fullscreenChangeEventhandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_fullscreenchange_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){if(!JSEvents.fullscreenEnabled())return-1;target=findEventTarget(target);if(!target)return-4;registerFullscreenChangeEventCallback(target,userData,useCapture,callbackfunc,19,"fullscreenchange",targetThread);registerFullscreenChangeEventCallback(target,userData,useCapture,callbackfunc,19,"webkitfullscreenchange",targetThread);return 0}function registerGamepadEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.gamepadEvent)JSEvents.gamepadEvent=_malloc(1432);var gamepadEventHandlerFunc=function(ev){var e=ev||event;var gamepadEvent=JSEvents.gamepadEvent;fillGamepadEventData(gamepadEvent,e["gamepad"]);if(getWasmTableEntry(callbackfunc)(eventTypeId,gamepadEvent,userData))e.preventDefault()};var eventHandler={target:findEventTarget(target),allowsDeferredCalls:true,eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:gamepadEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_gamepadconnected_callback_on_thread(userData,useCapture,callbackfunc,targetThread){if(!navigator.getGamepads&&!navigator.webkitGetGamepads)return-1;registerGamepadEventCallback(2,userData,useCapture,callbackfunc,26,"gamepadconnected",targetThread);return 0}function _emscripten_set_gamepaddisconnected_callback_on_thread(userData,useCapture,callbackfunc,targetThread){if(!navigator.getGamepads&&!navigator.webkitGetGamepads)return-1;registerGamepadEventCallback(2,userData,useCapture,callbackfunc,27,"gamepaddisconnected",targetThread);return 0}function registerKeyEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.keyEvent)JSEvents.keyEvent=_malloc(176);var keyEventHandlerFunc=function(e){var keyEventData=JSEvents.keyEvent;HEAPF64[keyEventData>>3]=e.timeStamp;var idx=keyEventData>>2;HEAP32[idx+2]=e.location;HEAP32[idx+3]=e.ctrlKey;HEAP32[idx+4]=e.shiftKey;HEAP32[idx+5]=e.altKey;HEAP32[idx+6]=e.metaKey;HEAP32[idx+7]=e.repeat;HEAP32[idx+8]=e.charCode;HEAP32[idx+9]=e.keyCode;HEAP32[idx+10]=e.which;stringToUTF8(e.key||"",keyEventData+44,32);stringToUTF8(e.code||"",keyEventData+76,32);stringToUTF8(e.char||"",keyEventData+108,32);stringToUTF8(e.locale||"",keyEventData+140,32);if(getWasmTableEntry(callbackfunc)(eventTypeId,keyEventData,userData))e.preventDefault()};var eventHandler={target:findEventTarget(target),allowsDeferredCalls:true,eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:keyEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_keydown_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerKeyEventCallback(target,userData,useCapture,callbackfunc,2,"keydown",targetThread);return 0}function _emscripten_set_keypress_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerKeyEventCallback(target,userData,useCapture,callbackfunc,1,"keypress",targetThread);return 0}function _emscripten_set_keyup_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerKeyEventCallback(target,userData,useCapture,callbackfunc,3,"keyup",targetThread);return 0}function _emscripten_set_main_loop(func,fps,simulateInfiniteLoop){var browserIterationFunc=getWasmTableEntry(func);setMainLoop(browserIterationFunc,fps,simulateInfiniteLoop)}function fillMouseEventData(eventStruct,e,target){HEAPF64[eventStruct>>3]=e.timeStamp;var idx=eventStruct>>2;HEAP32[idx+2]=e.screenX;HEAP32[idx+3]=e.screenY;HEAP32[idx+4]=e.clientX;HEAP32[idx+5]=e.clientY;HEAP32[idx+6]=e.ctrlKey;HEAP32[idx+7]=e.shiftKey;HEAP32[idx+8]=e.altKey;HEAP32[idx+9]=e.metaKey;HEAP16[idx*2+20]=e.button;HEAP16[idx*2+21]=e.buttons;HEAP32[idx+11]=e["movementX"];HEAP32[idx+12]=e["movementY"];var rect=getBoundingClientRect(target);HEAP32[idx+13]=e.clientX-rect.left;HEAP32[idx+14]=e.clientY-rect.top}function registerMouseEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.mouseEvent)JSEvents.mouseEvent=_malloc(72);target=findEventTarget(target);var mouseEventHandlerFunc=function(ev){var e=ev||event;fillMouseEventData(JSEvents.mouseEvent,e,target);if(getWasmTableEntry(callbackfunc)(eventTypeId,JSEvents.mouseEvent,userData))e.preventDefault()};var eventHandler={target:target,allowsDeferredCalls:eventTypeString!="mousemove"&&eventTypeString!="mouseenter"&&eventTypeString!="mouseleave",eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:mouseEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_mousedown_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerMouseEventCallback(target,userData,useCapture,callbackfunc,5,"mousedown",targetThread);return 0}function _emscripten_set_mouseenter_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerMouseEventCallback(target,userData,useCapture,callbackfunc,33,"mouseenter",targetThread);return 0}function _emscripten_set_mouseleave_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerMouseEventCallback(target,userData,useCapture,callbackfunc,34,"mouseleave",targetThread);return 0}function _emscripten_set_mousemove_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerMouseEventCallback(target,userData,useCapture,callbackfunc,8,"mousemove",targetThread);return 0}function _emscripten_set_mouseup_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerMouseEventCallback(target,userData,useCapture,callbackfunc,6,"mouseup",targetThread);return 0}function fillPointerlockChangeEventData(eventStruct){var pointerLockElement=document.pointerLockElement||document.mozPointerLockElement||document.webkitPointerLockElement||document.msPointerLockElement;var isPointerlocked=!!pointerLockElement;HEAP32[eventStruct>>2]=isPointerlocked;var nodeName=JSEvents.getNodeNameForTarget(pointerLockElement);var id=pointerLockElement&&pointerLockElement.id?pointerLockElement.id:"";stringToUTF8(nodeName,eventStruct+4,128);stringToUTF8(id,eventStruct+132,128)}function registerPointerlockChangeEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.pointerlockChangeEvent)JSEvents.pointerlockChangeEvent=_malloc(260);var pointerlockChangeEventHandlerFunc=function(ev){var e=ev||event;var pointerlockChangeEvent=JSEvents.pointerlockChangeEvent;fillPointerlockChangeEventData(pointerlockChangeEvent);if(getWasmTableEntry(callbackfunc)(eventTypeId,pointerlockChangeEvent,userData))e.preventDefault()};var eventHandler={target:target,eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:pointerlockChangeEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_pointerlockchange_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){if(!document||!document.body||!document.body.requestPointerLock&&!document.body.mozRequestPointerLock&&!document.body.webkitRequestPointerLock&&!document.body.msRequestPointerLock){return-1}target=findEventTarget(target);if(!target)return-4;registerPointerlockChangeEventCallback(target,userData,useCapture,callbackfunc,20,"pointerlockchange",targetThread);registerPointerlockChangeEventCallback(target,userData,useCapture,callbackfunc,20,"mozpointerlockchange",targetThread);registerPointerlockChangeEventCallback(target,userData,useCapture,callbackfunc,20,"webkitpointerlockchange",targetThread);registerPointerlockChangeEventCallback(target,userData,useCapture,callbackfunc,20,"mspointerlockchange",targetThread);return 0}function registerUiEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.uiEvent)JSEvents.uiEvent=_malloc(36);target=findEventTarget(target);var uiEventHandlerFunc=function(ev){var e=ev||event;if(e.target!=target){return}var b=document.body;if(!b){return}var uiEvent=JSEvents.uiEvent;HEAP32[uiEvent>>2]=e.detail;HEAP32[uiEvent+4>>2]=b.clientWidth;HEAP32[uiEvent+8>>2]=b.clientHeight;HEAP32[uiEvent+12>>2]=innerWidth;HEAP32[uiEvent+16>>2]=innerHeight;HEAP32[uiEvent+20>>2]=outerWidth;HEAP32[uiEvent+24>>2]=outerHeight;HEAP32[uiEvent+28>>2]=pageXOffset;HEAP32[uiEvent+32>>2]=pageYOffset;if(getWasmTableEntry(callbackfunc)(eventTypeId,uiEvent,userData))e.preventDefault()};var eventHandler={target:target,eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:uiEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_resize_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerUiEventCallback(target,userData,useCapture,callbackfunc,10,"resize",targetThread);return 0}function registerTouchEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.touchEvent)JSEvents.touchEvent=_malloc(1696);target=findEventTarget(target);var touchEventHandlerFunc=function(e){var t,touches={},et=e.touches;for(var i=0;i>3]=e.timeStamp;var idx=touchEvent>>2;HEAP32[idx+3]=e.ctrlKey;HEAP32[idx+4]=e.shiftKey;HEAP32[idx+5]=e.altKey;HEAP32[idx+6]=e.metaKey;idx+=7;var targetRect=getBoundingClientRect(target);var numTouches=0;for(var i in touches){t=touches[i];HEAP32[idx+0]=t.identifier;HEAP32[idx+1]=t.screenX;HEAP32[idx+2]=t.screenY;HEAP32[idx+3]=t.clientX;HEAP32[idx+4]=t.clientY;HEAP32[idx+5]=t.pageX;HEAP32[idx+6]=t.pageY;HEAP32[idx+7]=t.isChanged;HEAP32[idx+8]=t.onTarget;HEAP32[idx+9]=t.clientX-targetRect.left;HEAP32[idx+10]=t.clientY-targetRect.top;idx+=13;if(++numTouches>31){break}}HEAP32[touchEvent+8>>2]=numTouches;if(getWasmTableEntry(callbackfunc)(eventTypeId,touchEvent,userData))e.preventDefault()};var eventHandler={target:target,allowsDeferredCalls:eventTypeString=="touchstart"||eventTypeString=="touchend",eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:touchEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_touchcancel_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerTouchEventCallback(target,userData,useCapture,callbackfunc,25,"touchcancel",targetThread);return 0}function _emscripten_set_touchend_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerTouchEventCallback(target,userData,useCapture,callbackfunc,23,"touchend",targetThread);return 0}function _emscripten_set_touchmove_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerTouchEventCallback(target,userData,useCapture,callbackfunc,24,"touchmove",targetThread);return 0}function _emscripten_set_touchstart_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){registerTouchEventCallback(target,userData,useCapture,callbackfunc,22,"touchstart",targetThread);return 0}function fillVisibilityChangeEventData(eventStruct){var visibilityStates=["hidden","visible","prerender","unloaded"];var visibilityState=visibilityStates.indexOf(document.visibilityState);HEAP32[eventStruct>>2]=document.hidden;HEAP32[eventStruct+4>>2]=visibilityState}function registerVisibilityChangeEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.visibilityChangeEvent)JSEvents.visibilityChangeEvent=_malloc(8);var visibilityChangeEventHandlerFunc=function(ev){var e=ev||event;var visibilityChangeEvent=JSEvents.visibilityChangeEvent;fillVisibilityChangeEventData(visibilityChangeEvent);if(getWasmTableEntry(callbackfunc)(eventTypeId,visibilityChangeEvent,userData))e.preventDefault()};var eventHandler={target:target,eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:visibilityChangeEventHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_visibilitychange_callback_on_thread(userData,useCapture,callbackfunc,targetThread){if(!specialHTMLTargets[1]){return-4}registerVisibilityChangeEventCallback(specialHTMLTargets[1],userData,useCapture,callbackfunc,21,"visibilitychange",targetThread);return 0}function registerWheelEventCallback(target,userData,useCapture,callbackfunc,eventTypeId,eventTypeString,targetThread){if(!JSEvents.wheelEvent)JSEvents.wheelEvent=_malloc(104);var wheelHandlerFunc=function(ev){var e=ev||event;var wheelEvent=JSEvents.wheelEvent;fillMouseEventData(wheelEvent,e,target);HEAPF64[wheelEvent+72>>3]=e["deltaX"];HEAPF64[wheelEvent+80>>3]=e["deltaY"];HEAPF64[wheelEvent+88>>3]=e["deltaZ"];HEAP32[wheelEvent+96>>2]=e["deltaMode"];if(getWasmTableEntry(callbackfunc)(eventTypeId,wheelEvent,userData))e.preventDefault()};var eventHandler={target:target,allowsDeferredCalls:true,eventTypeString:eventTypeString,callbackfunc:callbackfunc,handlerFunc:wheelHandlerFunc,useCapture:useCapture};JSEvents.registerOrRemoveHandler(eventHandler)}function _emscripten_set_wheel_callback_on_thread(target,userData,useCapture,callbackfunc,targetThread){target=findEventTarget(target);if(typeof target.onwheel!="undefined"){registerWheelEventCallback(target,userData,useCapture,callbackfunc,9,"wheel",targetThread);return 0}else{return-1}}function _emscripten_set_window_title(title){setWindowTitle(UTF8ToString(title))}function _emscripten_sleep(){throw"Please compile your program with async support in order to use asynchronous operations like emscripten_sleep"}var ENV={};function getExecutableName(){return thisProgram||"./this.program"}function getEnvStrings(){if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={"USER":"web_user","LOGNAME":"web_user","PATH":"/","PWD":"/","HOME":"/home/web_user","LANG":lang,"_":getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(x+"="+env[x])}getEnvStrings.strings=strings}return getEnvStrings.strings}function writeAsciiToMemory(str,buffer,dontAddNull){for(var i=0;i>0]=str.charCodeAt(i)}if(!dontAddNull)HEAP8[buffer>>0]=0}function _environ_get(__environ,environ_buf){var bufSize=0;getEnvStrings().forEach(function(string,i){var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;writeAsciiToMemory(string,ptr);bufSize+=string.length+1});return 0}function _environ_sizes_get(penviron_count,penviron_buf_size){var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(function(string){bufSize+=string.length+1});HEAPU32[penviron_buf_size>>2]=bufSize;return 0}function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function doReadv(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function convertI32PairToI53Checked(lo,hi){return hi+2097152>>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){try{var offset=convertI32PairToI53Checked(offset_low,offset_high);if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function doWritev(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr}return ret}function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}var tempRet0=0;function getTempRet0(){return tempRet0}var _getTempRet0=getTempRet0;function _glAttachShader(program,shader){GLctx.attachShader(GL.programs[program],GL.shaders[shader])}function _glBindBuffer(target,buffer){if(target==35051){GLctx.currentPixelPackBufferBinding=buffer}else if(target==35052){GLctx.currentPixelUnpackBufferBinding=buffer}GLctx.bindBuffer(target,GL.buffers[buffer])}function _glBindTexture(target,texture){GLctx.bindTexture(target,GL.textures[texture])}function _glBindVertexArray(vao){GLctx["bindVertexArray"](GL.vaos[vao])}function _glBlendFunc(x0,x1){GLctx["blendFunc"](x0,x1)}function _glBufferData(target,size,data,usage){if(true){if(data&&size){GLctx.bufferData(target,HEAPU8,usage,data,size)}else{GLctx.bufferData(target,size,usage)}}else{GLctx.bufferData(target,data?HEAPU8.subarray(data,data+size):size,usage)}}function _glClear(x0){GLctx["clear"](x0)}function _glClearColor(x0,x1,x2,x3){GLctx["clearColor"](x0,x1,x2,x3)}function _glCompileShader(shader){GLctx.compileShader(GL.shaders[shader])}function _glCreateProgram(){var id=GL.getNewId(GL.programs);var program=GLctx.createProgram();program.name=id;program.maxUniformLength=program.maxAttributeLength=program.maxUniformBlockNameLength=0;program.uniformIdCounter=1;GL.programs[id]=program;return id}function _glCreateShader(shaderType){var id=GL.getNewId(GL.shaders);GL.shaders[id]=GLctx.createShader(shaderType);return id}function _glDeleteProgram(id){if(!id)return;var program=GL.programs[id];if(!program){GL.recordError(1281);return}GLctx.deleteProgram(program);program.name=0;GL.programs[id]=null}function _glDeleteShader(id){if(!id)return;var shader=GL.shaders[id];if(!shader){GL.recordError(1281);return}GLctx.deleteShader(shader);GL.shaders[id]=null}function _glDeleteTextures(n,textures){for(var i=0;i>2];var texture=GL.textures[id];if(!texture)continue;GLctx.deleteTexture(texture);texture.name=0;GL.textures[id]=null}}function _glDrawArrays(mode,first,count){GLctx.drawArrays(mode,first,count)}function _glEnable(x0){GLctx["enable"](x0)}function _glEnableVertexAttribArray(index){GLctx.enableVertexAttribArray(index)}function _glGenBuffers(n,buffers){__glGenObject(n,buffers,"createBuffer",GL.buffers)}function _glGenTextures(n,textures){__glGenObject(n,textures,"createTexture",GL.textures)}function _glGenVertexArrays(n,arrays){__glGenObject(n,arrays,"createVertexArray",GL.vaos)}function _glGetShaderInfoLog(shader,maxLength,length,infoLog){var log=GLctx.getShaderInfoLog(GL.shaders[shader]);if(log===null)log="(unknown error)";var numBytesWrittenExclNull=maxLength>0&&infoLog?stringToUTF8(log,infoLog,maxLength):0;if(length)HEAP32[length>>2]=numBytesWrittenExclNull}function _glLinkProgram(program){program=GL.programs[program];GLctx.linkProgram(program);program.uniformLocsById=0;program.uniformSizeAndIdsByName={}}function _glReadPixels(x,y,width,height,format,type,pixels){if(true){if(GLctx.currentPixelPackBufferBinding){GLctx.readPixels(x,y,width,height,format,type,pixels)}else{var heap=heapObjectForWebGLType(type);GLctx.readPixels(x,y,width,height,format,type,heap,pixels>>heapAccessShiftForWebGLHeap(heap))}return}var pixelData=emscriptenWebGLGetTexPixelData(type,format,width,height,pixels,format);if(!pixelData){GL.recordError(1280);return}GLctx.readPixels(x,y,width,height,format,type,pixelData)}function _glShaderSource(shader,count,string,length){var source=GL.getSource(shader,count,string,length);GLctx.shaderSource(GL.shaders[shader],source)}function _glTexImage2D(target,level,internalFormat,width,height,border,format,type,pixels){if(true){if(GLctx.currentPixelUnpackBufferBinding){GLctx.texImage2D(target,level,internalFormat,width,height,border,format,type,pixels)}else if(pixels){var heap=heapObjectForWebGLType(type);GLctx.texImage2D(target,level,internalFormat,width,height,border,format,type,heap,pixels>>heapAccessShiftForWebGLHeap(heap))}else{GLctx.texImage2D(target,level,internalFormat,width,height,border,format,type,null)}return}GLctx.texImage2D(target,level,internalFormat,width,height,border,format,type,pixels?emscriptenWebGLGetTexPixelData(type,format,width,height,pixels,internalFormat):null)}function _glTexParameteri(x0,x1,x2){GLctx["texParameteri"](x0,x1,x2)}function _glUseProgram(program){program=GL.programs[program];GLctx.useProgram(program);GLctx.currentProgram=program}function _glVertexAttribPointer(index,size,type,normalized,stride,ptr){GLctx.vertexAttribPointer(index,size,type,!!normalized,stride,ptr)}function _glViewport(x0,x1,x2,x3){GLctx["viewport"](x0,x1,x2,x3)}function setTempRet0(val){tempRet0=val}var _setTempRet0=setTempRet0;function __isLeapYear(year){return year%4===0&&(year%100!==0||year%400===0)}function __arraySum(array,index){var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum}var __MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var __MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];function __addDays(date,days){var newDate=new Date(date.getTime());while(days>0){var leap=__isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate}function _strftime(s,maxsize,format,tm){var tm_zone=HEAP32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=__addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}return thisDate.getFullYear()}return thisDate.getFullYear()-1}var EXPANSION_RULES_2={"%a":function(date){return WEEKDAYS[date.tm_wday].substring(0,3)},"%A":function(date){return WEEKDAYS[date.tm_wday]},"%b":function(date){return MONTHS[date.tm_mon].substring(0,3)},"%B":function(date){return MONTHS[date.tm_mon]},"%C":function(date){var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":function(date){return leadingNulls(date.tm_mday,2)},"%e":function(date){return leadingSomething(date.tm_mday,2," ")},"%g":function(date){return getWeekBasedYear(date).toString().substring(2)},"%G":function(date){return getWeekBasedYear(date)},"%H":function(date){return leadingNulls(date.tm_hour,2)},"%I":function(date){var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":function(date){return leadingNulls(date.tm_mday+__arraySum(__isLeapYear(date.tm_year+1900)?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR,date.tm_mon-1),3)},"%m":function(date){return leadingNulls(date.tm_mon+1,2)},"%M":function(date){return leadingNulls(date.tm_min,2)},"%n":function(){return"\n"},"%p":function(date){if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}return"PM"},"%S":function(date){return leadingNulls(date.tm_sec,2)},"%t":function(){return"\t"},"%u":function(date){return date.tm_wday||7},"%U":function(date){var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":function(date){var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&__isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!__isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":function(date){return date.tm_wday},"%W":function(date){var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":function(date){return(date.tm_year+1900).toString().substring(2)},"%Y":function(date){return date.tm_year+1900},"%z":function(date){var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":function(date){return date.tm_zone},"%%":function(){return"%"}};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1}function _strftime_l(s,maxsize,format,tm){return _strftime(s,maxsize,format,tm)}function uleb128Encode(n,target){if(n<128){target.push(n)}else{target.push(n%128|128,n>>7)}}function sigToWasmTypes(sig){var typeNames={"i":"i32","j":"i64","f":"f32","d":"f64","p":"i32"};var type={parameters:[],results:sig[0]=="v"?[]:[typeNames[sig[0]]]};for(var i=1;i{var ret=0;if(str!==null&&str!==undefined&&str!==0){var len=(str.length<<2)+1;ret=stackAlloc(len);stringToUTF8(str,ret,len)}return ret},"array":arr=>{var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string"){return UTF8ToString(ret)}if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;i>4;chr2=(enc2&15)<<4|enc3>>2;chr3=(enc3&3)<<6|enc4;output=output+String.fromCharCode(chr1);if(enc3!==64){output=output+String.fromCharCode(chr2)}if(enc4!==64){output=output+String.fromCharCode(chr3)}}while(i0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();preMain();if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();if(shouldRunNow)callMain(args);postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}var shouldRunNow=true;if(Module["noInitialRun"])shouldRunNow=false;run(); diff --git a/C++ProjectTemplate.wasm b/C++ProjectTemplate.wasm index 2263b1d..1ff0744 100755 Binary files a/C++ProjectTemplate.wasm and b/C++ProjectTemplate.wasm differ diff --git a/assets/laserShoot.wav b/assets/laserShoot.wav new file mode 100644 index 0000000..a1df2c4 Binary files /dev/null and b/assets/laserShoot.wav differ diff --git a/assets/sample-9s.wav b/assets/sample-9s.wav new file mode 100644 index 0000000..23e3bf3 Binary files /dev/null and b/assets/sample-9s.wav differ diff --git a/main.cpp b/main.cpp index 05849a6..27b9f76 100644 --- a/main.cpp +++ b/main.cpp @@ -1,45 +1,88 @@ #define OLC_PGE_APPLICATION #include "pixelGameEngine.h" +#define OLC_SOUNDWAVE +#include "soundExtension.h" using namespace std; -class Example : public olc::PixelGameEngine +class EarthboundBattleSim : public olc::PixelGameEngine { public: - Example() + EarthboundBattleSim() { - sAppName = "Example"; + sAppName = "EarthboundBattleSim"; } public: + + float accumulatedTime=0; + const float UPDATE_RATE=1/60.0F; + char partyMemberCount=1; + olc::sound::WaveEngine engine; + olc::sound::Wave se1; + + bool OnUserCreate() override { SetPixelMode(olc::Pixel::ALPHA); - ConsoleCaptureStdOut(true); + //ConsoleCaptureStdOut(true); // Called once at the start, so create things here - for (int x = 0; x < ScreenWidth(); x++) - for (int y = 0; y < ScreenHeight(); y++) - Draw(x, y, olc::Pixel(rand() % 255, rand() % 255, rand()% 255)); - for (int x=0;x<50;x++) { - for (int y=0;y<50;y++) { - Draw(x, y, olc::Pixel(255, 0, 0, 128)); - } - } + engine.InitialiseAudio(); + engine.SetOutputVolume(0.1f); + se1.LoadAudioWaveform("./assets/sample-9s.wav"); return true; } bool OnUserUpdate(float fElapsedTime) override { + Clear(olc::BLACK); + accumulatedTime+=fElapsedTime; + while (accumulatedTime>=UPDATE_RATE) { + accumulatedTime-=UPDATE_RATE; + updateGame(); //DO NOT ADD THINGS HERE. USE updateGame()! + } + + if (GetKey(olc::RIGHT).bPressed) { + partyMemberCount=min(partyMemberCount+1,4); + } + if (GetKey(olc::LEFT).bPressed) { + partyMemberCount=max(partyMemberCount-1,1); + } + if (GetMouse(0).bPressed) { + engine.PlayWaveform(&se1); + } + + drawGame(); // called once per frame return true; } + + void updateGame(){ + } + + void drawBox(const olc::vi2d &pos, const olc::vi2d &size, olc::Pixel p = olc::WHITE, olc::Pixel p2 = olc::DARK_GREY, olc::Pixel p3 = olc::VERY_DARK_GREY) { + DrawRect({pos.x,pos.y},size,p2); + DrawRect({pos.x+2,pos.y+2},{size.x-4,size.y-4},p3); + DrawRect({pos.x+1,pos.y+1},{size.x-2,size.y-2}); + Draw({pos.x,pos.y},olc::BLACK); + Draw({pos.x+size.x,pos.y+size.y},olc::BLACK); + Draw({pos.x+size.x,pos.y},olc::BLACK); + Draw({pos.x,pos.y+size.y},olc::BLACK); + } + + void drawGame(){ + drawBox({0,0},{128,32}); + for (int i=0;i +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +// Compiler/System Sensitivity +#if !defined(SOUNDWAVE_USING_WINMM) && !defined(SOUNDWAVE_USING_WASAPI) && \ + !defined(SOUNDWAVE_USING_XAUDIO) && !defined(SOUNDWAVE_USING_OPENAL) && \ + !defined(SOUNDWAVE_USING_ALSA) && !defined(SOUNDWAVE_USING_SDLMIXER) \ + + #if defined(_WIN32) + #define SOUNDWAVE_USING_WINMM + #endif + #if defined(__linux__) + #define SOUNDWAVE_USING_ALSA + #endif + #if defined(__APPLE__) + #define SOUNDWAVE_USING_SDLMIXER + #endif + #if defined(__EMSCRIPTEN__) + #define SOUNDWAVE_USING_SDLMIXER + #endif + +#endif + +namespace olc::sound +{ + + namespace wave + { + // Physically represents a .WAV file, but the data is stored + // as normalised floating point values + template + class File + { + public: + File() = default; + + File(const size_t nChannels, const size_t nSampleSize, const size_t nSampleRate, const size_t nSamples) + { + m_nChannels = nChannels; + m_nSampleSize = nSampleSize; + m_nSamples = nSamples; + m_nSampleRate = nSampleRate; + + m_pRawData = std::make_unique(m_nSamples * m_nChannels); + } + + public: + T* data() const + { + return m_pRawData.get(); + } + + size_t samples() const + { + return m_nSamples; + } + + size_t channels() const + { + return m_nChannels; + } + + size_t samplesize() const + { + return m_nSampleSize; + } + + size_t samplerate() const + { + return m_nSampleRate; + } + + double duration() const + { + return m_dDuration; + } + + double durationInSamples() const + { + return m_dDurationInSamples; + } + + bool LoadFile(const std::string& sFilename) + { + std::ifstream ifs(sFilename, std::ios::binary); + if (!ifs.is_open()) + return false; + + struct WaveFormatHeader + { + uint16_t wFormatTag; /* format type */ + uint16_t nChannels; /* number of channels (i.e. mono, stereo...) */ + uint32_t nSamplesPerSec; /* sample rate */ + uint32_t nAvgBytesPerSec; /* for buffer estimation */ + uint16_t nBlockAlign; /* block size of data */ + uint16_t wBitsPerSample; /* number of bits per sample of mono data */ + }; + + WaveFormatHeader header{ 0 }; + + m_pRawData.reset(); + + char dump[4]; + ifs.read(dump, sizeof(uint8_t) * 4); // Read "RIFF" + if (strncmp(dump, "RIFF", 4) != 0) return false; + + ifs.read(dump, sizeof(uint8_t) * 4); // Not Interested + ifs.read(dump, sizeof(uint8_t) * 4); // Read "WAVE" + if (strncmp(dump, "WAVE", 4) != 0) return false; + + // Read Wave description chunk + ifs.read(dump, sizeof(uint8_t) * 4); // Read "fmt " + ifs.read(dump, sizeof(uint8_t) * 4); // Not Interested + ifs.read((char*)&header, sizeof(WaveFormatHeader)); // Read Wave Format Structure chunk + + // Search for audio data chunk + int32_t nChunksize = 0; + ifs.read(dump, sizeof(uint8_t) * 4); // Read chunk header + ifs.read((char*)&nChunksize, sizeof(uint32_t)); // Read chunk size + + while (strncmp(dump, "data", 4) != 0) + { + // Not audio data, so just skip it + ifs.seekg(nChunksize, std::ios::cur); + ifs.read(dump, sizeof(uint8_t) * 4); // Read next chunk header + ifs.read((char*)&nChunksize, sizeof(uint32_t)); // Read next chunk size + } + + // Finally got to data, so read it all in and convert to float samples + m_nSampleSize = header.wBitsPerSample >> 3; + m_nSamples = nChunksize / (header.nChannels * m_nSampleSize); + m_nChannels = header.nChannels; + m_nSampleRate = header.nSamplesPerSec; + m_pRawData = std::make_unique(m_nSamples * m_nChannels); + m_dDuration = double(m_nSamples) / double(m_nSampleRate); + m_dDurationInSamples = double(m_nSamples); + + T* pSample = m_pRawData.get(); + + // Read in audio data and normalise + for (long i = 0; i < m_nSamples; i++) + { + for (int c = 0; c < m_nChannels; c++) + { + switch (m_nSampleSize) + { + case 1: + { + int8_t s = 0; + ifs.read((char*)&s, sizeof(int8_t)); + *pSample = T(s) / T(std::numeric_limits::max()); + } + break; + + case 2: + { + int16_t s = 0; + ifs.read((char*)&s, sizeof(int16_t)); + *pSample = T(s) / T(std::numeric_limits::max()); + } + break; + + case 4: + { + int32_t s = 0; + ifs.read((char*)&s, sizeof(int32_t)); + *pSample = T(s) / T(std::numeric_limits::max()); + } + break; + } + + pSample++; + } + } + return true; + } + + bool SaveFile(const std::string& sFilename) + { + return false; + } + + + protected: + std::unique_ptr m_pRawData; + size_t m_nSamples = 0; + size_t m_nChannels = 0; + size_t m_nSampleRate = 0; + size_t m_nSampleSize = 0; + double m_dDuration = 0.0; + double m_dDurationInSamples = 0.0; + }; + + template + class View + { + public: + View() = default; + + View(const T* pData, const size_t nSamples) + { + SetData(pData, nSamples); + } + + public: + void SetData(T const* pData, const size_t nSamples, const size_t nStride = 1, const size_t nOffset = 0) + { + m_pData = pData; + m_nSamples = nSamples; + m_nStride = nStride; + m_nOffset = nOffset; + } + + double GetSample(const double dSample) const + { + double d1 = std::floor(dSample); + size_t p1 = static_cast(d1); + size_t p2 = p1 + 1; + + double t = dSample - d1; + double a = GetValue(p1); + double b = GetValue(p2); + + return a + t * (b - a); // std::lerp in C++20 + } + + std::pair GetRange(const double dSample1, const double dSample2) const + { + if (dSample1 < 0 || dSample2 < 0) + return { 0,0 }; + + if (dSample1 > m_nSamples && dSample2 > m_nSamples) + return { 0,0 }; + + double dMin, dMax; + + double d = GetSample(dSample1); + dMin = dMax = d; + + size_t n1 = static_cast(std::ceil(dSample1)); + size_t n2 = static_cast(std::floor(dSample2)); + for (size_t n = n1; n < n2; n++) + { + d = GetValue(n); + dMin = std::min(dMin, d); + dMax = std::max(dMax, d); + } + + d = GetSample(dSample2); + dMin = std::min(dMin, d); + dMax = std::max(dMax, d); + + return { dMin, dMax }; + } + + T GetValue(const size_t nSample) const + { + if (nSample >= m_nSamples) + return 0; + else + return m_pData[m_nOffset + nSample * m_nStride]; + } + + private: + const T* m_pData = nullptr; + size_t m_nSamples = 0; + size_t m_nStride = 1; + size_t m_nOffset = 0; + }; + } + + template + class Wave_generic + { + public: + Wave_generic() = default; + Wave_generic(std::string sWavFile) { LoadAudioWaveform(sWavFile); } + Wave_generic(std::istream& sStream) { LoadAudioWaveform(sStream); } + Wave_generic(const char* pData, const size_t nBytes) { LoadAudioWaveform(pData, nBytes); } + + Wave_generic(const size_t nChannels, const size_t nSampleSize, const size_t nSampleRate, const size_t nSamples) + { + vChannelView.clear(); + file = wave::File(nChannels, nSampleSize, nSampleRate, nSamples); + vChannelView.resize(file.channels()); + for (uint32_t c = 0; c < file.channels(); c++) + vChannelView[c].SetData(file.data(), file.samples(), file.channels(), c); + } + + bool LoadAudioWaveform(std::string sWavFile) + { + vChannelView.clear(); + + if (file.LoadFile(sWavFile)) + { + // Setup views for each channel + vChannelView.resize(file.channels()); + for (uint32_t c = 0; c < file.channels(); c++) + vChannelView[c].SetData(file.data(), file.samples(), file.channels(), c); + + return true; + } + + return false; + } + + + + bool LoadAudioWaveform(std::istream& sStream) { return false; } + bool LoadAudioWaveform(const char* pData, const size_t nBytes) { return false; } + + std::vector> vChannelView; + wave::File file; + }; + + typedef Wave_generic Wave; + + struct WaveInstance + { + Wave* pWave = nullptr; + double dInstanceTime = 0.0; + double dDuration = 0.0; + double dSpeedModifier = 1.0; + bool bFinished = false; + bool bLoop = false; + bool bFlagForStop = false; + }; + + typedef std::list::iterator PlayingWave; + + namespace driver + { + class Base; + } + + // Container class for Basic Sound Manipulation + class WaveEngine + { + + public: + WaveEngine(); + virtual ~WaveEngine(); + + // Configure Audio Hardware + bool InitialiseAudio(uint32_t nSampleRate = 44100, uint32_t nChannels = 1, uint32_t nBlocks = 8, uint32_t nBlockSamples = 512); + + // Release Audio Hardware + bool DestroyAudio(); + + // Call to get the names of all the devices capable of audio output - DACs. An entry + // from the returned collection can be specified as the device to use in UseOutputDevice() + std::vector GetOutputDevices(); + + // Specify a device for audio output prior to calling InitialiseAudio() + void UseOutputDevice(const std::string& sDeviceOut); + + // Call to get the names of all the devices capable of audio input - ADCs. An entry + // from the returned collection can be specified as the device to use in UseInputDevice() + std::vector GetInputDevices(); + + // Specify a device for audio input prior to calling InitialiseAudio() + void UseInputDevice(const std::string& sDeviceOut); + + + void SetCallBack_NewSample(std::function func); + void SetCallBack_SynthFunction(std::function func); + void SetCallBack_FilterFunction(std::function func); + + public: + void SetOutputVolume(const float fVolume); + + + + PlayingWave PlayWaveform(Wave* pWave, bool bLoop = false, double dSpeed = 1.0); + void StopWaveform(const PlayingWave& w); + void StopAll(); + + private: + uint32_t FillOutputBuffer(std::vector& vBuffer, const uint32_t nBufferOffset, const uint32_t nRequiredSamples); + + private: + std::unique_ptr m_driver; + std::function m_funcNewSample; + std::function m_funcUserSynth; + std::function m_funcUserFilter; + + + private: + uint32_t m_nSampleRate = 44100; + uint32_t m_nChannels = 1; + uint32_t m_nBlocks = 8; + uint32_t m_nBlockSamples = 512; + double m_dSamplePerTime = 44100.0; + double m_dTimePerSample = 1.0 / 44100; + double m_dGlobalTime = 0.0; + float m_fOutputVolume = 1.0; + + std::string m_sInputDevice; + std::string m_sOutputDevice; + + private: + std::list m_listWaves; + + public: + uint32_t GetSampleRate() const; + uint32_t GetChannels() const; + uint32_t GetBlocks() const; + uint32_t GetBlockSampleCount() const; + double GetTimePerSample() const; + + + // Friends, for access to FillOutputBuffer from Drivers + friend class driver::Base; + + }; + + namespace driver + { + // DRIVER DEVELOPERS ONLY!!! + // + // This interface allows SoundWave to exchange data with OS audio systems. It + // is not intended of use by regular users. + class Base + { + public: + Base(WaveEngine* pHost); + virtual ~Base(); + + public: + // [IMPLEMENT] Opens a connection to the hardware device, returns true if success + virtual bool Open(const std::string& sOutputDevice, const std::string& sInputDevice); + // [IMPLEMENT] Starts a process that repeatedly requests audio, returns true if success + virtual bool Start(); + // [IMPLEMENT] Stops a process form requesting audio + virtual void Stop(); + // [IMPLEMENT] Closes any connections to hardware devices + virtual void Close(); + + virtual std::vector EnumerateOutputDevices(); + virtual std::vector EnumerateInputDevices(); + + protected: + // [IMPLEMENT IF REQUIRED] Called by driver to exchange data with SoundWave System. Your + // implementation will call this function providing a "DAC" buffer to be filled by + // SoundWave from a buffer of floats filled by the user. + void ProcessOutputBlock(std::vector& vFloatBuffer, std::vector& vDACBuffer); + + // [IMPLEMENT IF REQUIRED] Called by driver to exchange data with SoundWave System. + void GetFullOutputBlock(std::vector& vFloatBuffer); + + // Handle to SoundWave, to interrogate optons, and get user data + WaveEngine* m_pHost = nullptr; + }; + } + + + namespace synth + { + class Property + { + public: + double value = 0.0f; + + public: + Property() = default; + Property(double f); + + public: + Property& operator =(const double f); + }; + + + class Trigger + { + + }; + + + class Module + { + public: + virtual void Update(uint32_t nChannel, double dTime, double dTimeStep) = 0; + }; + + + class ModularSynth + { + public: + ModularSynth(); + + public: + bool AddModule(Module* pModule); + bool RemoveModule(Module* pModule); + bool AddPatch(Property* pInput, Property* pOutput); + bool RemovePatch(Property* pInput, Property* pOutput); + + + public: + void UpdatePatches(); + void Update(uint32_t nChannel, double dTime, double dTimeStep); + + protected: + std::vector m_vModules; + std::vector> m_vPatches; + }; + + + namespace modules + { + class Oscillator : public Module + { + public: + enum class Type + { + Sine, + Saw, + Square, + Triangle, + PWM, + Wave, + Noise, + }; + + public: + // Primary frequency of oscillation + Property frequency = 0.0f; + // Primary amplitude of output + Property amplitude = 1.0f; + // LFO input if required + Property lfo_input = 0.0f; + // Primary Output + Property output; + // Tweakable Parameter + Property parameter = 0.0; + + Type waveform = Type::Sine; + + Wave* pWave = nullptr; + + private: + double phase_acc = 0.0f; + double max_frequency = 20000.0; + uint32_t random_seed = 0xB00B1E5; + + double rndDouble(double min, double max); + uint32_t rnd(); + + + public: + virtual void Update(uint32_t nChannel, double dTime, double dTimeStep) override; + + }; + } + } + + +} + +#if defined(SOUNDWAVE_USING_WINMM) +#define _WIN32_LEAN_AND_MEAN +#include +#undef min +#undef max + +namespace olc::sound::driver +{ + class WinMM : public Base + { + public: + WinMM(WaveEngine* pHost); + ~WinMM(); + + protected: + bool Open(const std::string& sOutputDevice, const std::string& sInputDevice) override; + bool Start() override; + void Stop() override; + void Close() override; + + private: + void DriverLoop(); + void FreeAudioBlock(); + static void CALLBACK waveOutProc(HWAVEOUT hWaveOut, UINT uMsg, DWORD_PTR dwInstance, DWORD dwParam1, DWORD dwParam2); + HWAVEOUT m_hwDevice = nullptr; + std::thread m_thDriverLoop; + std::atomic m_bDriverLoopActive{ false }; + std::unique_ptr[]> m_pvBlockMemory; + std::unique_ptr m_pWaveHeaders; + std::atomic m_nBlockFree = 0; + std::condition_variable m_cvBlockNotZero; + std::mutex m_muxBlockNotZero; + uint32_t m_nBlockCurrent = 0; + }; +} +#endif // SOUNDWAVE_USING_WINMM + +#if defined(SOUNDWAVE_USING_SDLMIXER) + +#include + +namespace olc::sound::driver +{ + class SDLMixer final : public Base + { + public: + explicit SDLMixer(WaveEngine* pHost); + ~SDLMixer() final; + + protected: + bool Open(const std::string& sOutputDevice, const std::string& sInputDevice) final; + bool Start() final; + void Stop() final; + void Close() final; + + private: + void FillChunkBuffer(const std::vector& userData) const; + + static void SDLMixerCallback(int channel); + + private: + bool m_keepRunning = false; + Uint16 m_haveFormat = AUDIO_F32SYS; + std::vector audioBuffer; + Mix_Chunk audioChunk; + + static SDLMixer* instance; + }; +} + +#endif // SOUNDWAVE_USING_SDLMIXER + +#if defined(SOUNDWAVE_USING_ALSA) +#include +#include +#include + +namespace olc::sound::driver +{ + // Not thread-safe + template + class RingBuffer + { + public: + RingBuffer(unsigned int bufnum, unsigned int buflen): m_vBuffers(bufnum) + { + for (auto &vBuffer : m_vBuffers) + vBuffer.resize(buflen); + } + + std::vector& GetFreeBuffer() + { + assert(!IsFull()); + + std::vector& result = m_vBuffers[m_nTail]; + m_nTail = Next(m_nTail); + return result; + } + + std::vector& GetFullBuffer() + { + assert(!IsEmpty()); + + std::vector& result = m_vBuffers[m_nHead]; + m_nHead = Next(m_nHead); + return result; + } + + bool IsEmpty() + { + return m_nHead == m_nTail; + } + + bool IsFull() + { + return m_nHead == Next(m_nTail); + } + + private: + unsigned int Next(unsigned int current) + { + return (current + 1) % m_vBuffers.size(); + } + + std::vector> m_vBuffers; + unsigned int m_nHead = 0; + unsigned int m_nTail = 0; + }; + + class ALSA : public Base + { + public: + ALSA(WaveEngine* pHost); + ~ALSA(); + + protected: + bool Open(const std::string& sOutputDevice, const std::string& sInputDevice) override; + bool Start() override; + void Stop() override; + void Close() override; + + private: + void DriverLoop(); + + snd_pcm_t *m_pPCM; + RingBuffer m_rBuffers; + std::atomic m_bDriverLoopActive{ false }; + std::thread m_thDriverLoop; + }; +} +#endif // SOUNDWAVE_USING_ALSA + +#ifdef OLC_SOUNDWAVE +#undef OLC_SOUNDWAVE + +namespace olc::sound +{ + WaveEngine::WaveEngine() + { + m_sInputDevice = "NONE"; + m_sOutputDevice = "DEFAULT"; + +#if defined(SOUNDWAVE_USING_WINMM) + m_driver = std::make_unique(this); +#endif + +#if defined(SOUNDWAVE_USING_WASAPI) + m_driver = std::make_unique(this); +#endif + +#if defined(SOUNDWAVE_USING_XAUDIO) + m_driver = std::make_unique(this); +#endif + +#if defined(SOUNDWAVE_USING_OPENAL) + m_driver = std::make_unique(this); +#endif + +#if defined(SOUNDWAVE_USING_ALSA) + m_driver = std::make_unique(this); +#endif + +#if defined(SOUNDWAVE_USING_SDLMIXER) + m_driver = std::make_unique(this); +#endif + } + + WaveEngine::~WaveEngine() + { + DestroyAudio(); + } + + std::vector WaveEngine::GetOutputDevices() + { + return { "XXX" }; + } + + + void WaveEngine::UseOutputDevice(const std::string& sDeviceOut) + { + m_sOutputDevice = sDeviceOut; + } + + std::vector WaveEngine::GetInputDevices() + { + return { "XXX" }; + } + + void WaveEngine::UseInputDevice(const std::string& sDeviceIn) + { + m_sInputDevice = sDeviceIn; + } + + bool WaveEngine::InitialiseAudio(uint32_t nSampleRate, uint32_t nChannels, uint32_t nBlocks, uint32_t nBlockSamples) + { + m_nSampleRate = nSampleRate; + m_nChannels = nChannels; + m_nBlocks = nBlocks; + m_nBlockSamples = nBlockSamples; + m_dSamplePerTime = double(nSampleRate); + m_dTimePerSample = 1.0 / double(nSampleRate); + m_driver->Open(m_sOutputDevice, m_sInputDevice); + m_driver->Start(); + return false; + } + + + bool WaveEngine::DestroyAudio() + { + StopAll(); + m_driver->Stop(); + m_driver->Close(); + return false; + } + + void WaveEngine::SetCallBack_NewSample(std::function func) + { + m_funcNewSample = func; + } + + void WaveEngine::SetCallBack_SynthFunction(std::function func) + { + m_funcUserSynth = func; + } + + void WaveEngine::SetCallBack_FilterFunction(std::function func) + { + m_funcUserFilter = func; + } + + PlayingWave WaveEngine::PlayWaveform(Wave* pWave, bool bLoop, double dSpeed) + { + WaveInstance wi; + wi.bLoop = bLoop; + wi.pWave = pWave; + wi.dSpeedModifier = dSpeed; + wi.dDuration = double(pWave->file.samples()) / double(pWave->file.samplerate()) / wi.dSpeedModifier; + wi.dInstanceTime = m_dGlobalTime; + m_listWaves.push_back(wi); + return std::prev(m_listWaves.end()); + } + + void WaveEngine::StopWaveform(const PlayingWave& w) + { + w->bFlagForStop = true; + } + + void WaveEngine::StopAll() + { + for (auto& wave : m_listWaves) + { + wave.bFlagForStop = true; + } + } + + void WaveEngine::SetOutputVolume(const float fVolume) + { + m_fOutputVolume = std::clamp(fVolume, 0.0f, 1.0f); + } + + uint32_t WaveEngine::FillOutputBuffer(std::vector& vBuffer, const uint32_t nBufferOffset, const uint32_t nRequiredSamples) + { + for (uint32_t nSample = 0; nSample < nRequiredSamples; nSample++) + { + double dSampleTime = m_dGlobalTime + nSample * m_dTimePerSample; + + if (m_funcNewSample) + m_funcNewSample(dSampleTime); + + for (uint32_t nChannel = 0; nChannel < m_nChannels; nChannel++) + { + // Construct the sample + float fSample = 0.0f; + + // 1) Sample any active waves + for (auto& wave : m_listWaves) + { + // Is wave instance flagged for stopping? + if (wave.bFlagForStop) + { + wave.bFinished = true; + } + else + { + // Calculate offset into wave instance + double dTimeOffset = dSampleTime - wave.dInstanceTime; + + // If offset is larger than wave then... + if (dTimeOffset >= wave.dDuration) + { + if (wave.bLoop) + { + // ...if looping, reset the wave instance + wave.dInstanceTime = dSampleTime; + } + else + { + // ...if not looping, flag wave instance as dead + wave.bFinished = true; + } + } + else + { + // OR, sample the waveform form the correct channel + fSample += float(wave.pWave->vChannelView[nChannel].GetSample(dTimeOffset * m_dSamplePerTime * wave.dSpeedModifier)); + } + } + } + + // Remove waveform instances that have finished + m_listWaves.remove_if([](const WaveInstance& wi) {return wi.bFinished; }); + + + // 2) If user is synthesizing, request sample + if (m_funcUserSynth) + fSample += m_funcUserSynth(nChannel, dSampleTime); + + // 3) Apply global filters + + + // 4) If user is filtering, allow manipulation of output + if (m_funcUserFilter) + fSample = m_funcUserFilter(nChannel, dSampleTime, fSample); + + // Place sample in buffer + vBuffer[nBufferOffset + nSample * m_nChannels + nChannel] = fSample * m_fOutputVolume; + } + } + + // UPdate global time, accounting for error (thanks scripticuk) + m_dGlobalTime += nRequiredSamples * m_dTimePerSample; + return nRequiredSamples; + } + + + uint32_t WaveEngine::GetSampleRate() const + { + return m_nSampleRate; + } + + uint32_t WaveEngine::GetChannels() const + { + return m_nChannels; + } + + uint32_t WaveEngine::GetBlocks() const + { + return m_nBlocks; + } + + uint32_t WaveEngine::GetBlockSampleCount() const + { + return m_nBlockSamples; + } + + double WaveEngine::GetTimePerSample() const + { + return m_dTimePerSample; + } + + namespace driver + { + Base::Base(olc::sound::WaveEngine* pHost) : m_pHost(pHost) + {} + + Base::~Base() + {} + + bool Base::Open(const std::string& sOutputDevice, const std::string& sInputDevice) + { + return false; + } + + bool Base::Start() + { + return false; + } + + void Base::Stop() + { + } + + void Base::Close() + { + } + + std::vector Base::EnumerateOutputDevices() + { + return { "DEFAULT" }; + } + + std::vector Base::EnumerateInputDevices() + { + return { "NONE" }; + } + + void Base::ProcessOutputBlock(std::vector& vFloatBuffer, std::vector& vDACBuffer) + { + constexpr float fMaxSample = float(std::numeric_limits::max()); + constexpr float fMinSample = float(std::numeric_limits::min()); + + // So... why not use vFloatBuffer.size()? Well with this implementation + // we can, but i suspect there may be some platforms that request a + // specific number of samples per "loop" rather than this block architecture + uint32_t nSamplesToProcess = m_pHost->GetBlockSampleCount(); + uint32_t nSampleOffset = 0; + while (nSamplesToProcess > 0) + { + uint32_t nSamplesGathered = m_pHost->FillOutputBuffer(vFloatBuffer, nSampleOffset, nSamplesToProcess); + + // Vector is in float32 format, so convert to hardware required format + for (uint32_t n = 0; n < nSamplesGathered; n++) + { + for (uint32_t c = 0; c < m_pHost->GetChannels(); c++) + { + size_t nSampleID = nSampleOffset + (n * m_pHost->GetChannels() + c); + vDACBuffer[nSampleID] = short(std::clamp(vFloatBuffer[nSampleID] * fMaxSample, fMinSample, fMaxSample)); + } + } + + nSampleOffset += nSamplesGathered; + nSamplesToProcess -= nSamplesGathered; + } + } + + void Base::GetFullOutputBlock(std::vector& vFloatBuffer) + { + uint32_t nSamplesToProcess = m_pHost->GetBlockSampleCount(); + uint32_t nSampleOffset = 0; + while (nSamplesToProcess > 0) + { + uint32_t nSamplesGathered = m_pHost->FillOutputBuffer(vFloatBuffer, nSampleOffset, nSamplesToProcess); + + nSampleOffset += nSamplesGathered; + nSamplesToProcess -= nSamplesGathered; + } + } + } + + namespace synth + { + Property::Property(double f) + { + value = std::clamp(f, -1.0, 1.0); + } + + Property& Property::operator =(const double f) + { + value = std::clamp(f, -1.0, 1.0); + return *this; + } + + + ModularSynth::ModularSynth() + { + + } + + bool ModularSynth::AddModule(Module* pModule) + { + // Check if module already added + if (std::find(m_vModules.begin(), m_vModules.end(), pModule) == std::end(m_vModules)) + { + m_vModules.push_back(pModule); + return true; + } + + return false; + } + + bool ModularSynth::RemoveModule(Module* pModule) + { + if (std::find(m_vModules.begin(), m_vModules.end(), pModule) == std::end(m_vModules)) + { + m_vModules.erase(std::remove(m_vModules.begin(), m_vModules.end(), pModule), m_vModules.end()); + return true; + } + + return false; + } + + bool ModularSynth::AddPatch(Property* pInput, Property* pOutput) + { + // Does patch exist? + std::pair newPatch = std::pair(pInput, pOutput); + + if (std::find(m_vPatches.begin(), m_vPatches.end(), newPatch) == std::end(m_vPatches)) + { + // Patch doesnt exist, now check if either are null + if (pInput != nullptr && pOutput != nullptr) + { + m_vPatches.push_back(newPatch); + return true; + } + } + + return false; + } + + bool ModularSynth::RemovePatch(Property* pInput, Property* pOutput) + { + std::pair newPatch = std::pair(pInput, pOutput); + + if (std::find(m_vPatches.begin(), m_vPatches.end(), newPatch) == std::end(m_vPatches)) + { + m_vPatches.erase(std::remove(m_vPatches.begin(), m_vPatches.end(), newPatch), m_vPatches.end()); + return true; + } + + return false; + } + + void ModularSynth::UpdatePatches() + { + // Update patches + for (auto& patch : m_vPatches) + { + patch.second->value = patch.first->value; + } + } + + + void ModularSynth::Update(uint32_t nChannel, double dTime, double dTimeStep) + { + // Now update synth + for (auto& pModule : m_vModules) + { + pModule->Update(nChannel, dTime, dTimeStep); + } + } + + + namespace modules + { + void Oscillator::Update(uint32_t nChannel, double dTime, double dTimeStep) + { + // We use phase accumulation to combat change in parameter glitches + double w = frequency.value * max_frequency * dTimeStep; + phase_acc += w + lfo_input.value * frequency.value; + if (phase_acc >= 2.0) phase_acc -= 2.0; + + switch (waveform) + { + case Type::Sine: + output = amplitude.value * sin(phase_acc * 2.0 * 3.14159); + break; + + case Type::Saw: + output = amplitude.value * (phase_acc - 1.0) * 2.0; + break; + + case Type::Square: + output = amplitude.value * (phase_acc >= 1.0) ? 1.0 : -1.0; + break; + + case Type::Triangle: + output = amplitude.value * (phase_acc < 1.0) ? (phase_acc * 0.5) : (1.0 - phase_acc * 0.5); + break; + + case Type::PWM: + output = amplitude.value * (phase_acc >= (parameter.value + 1.0)) ? 1.0 : -1.0; + break; + + case Type::Wave: + if(pWave != nullptr) + output = amplitude.value * pWave->vChannelView[nChannel].GetSample(phase_acc * 0.5 * pWave->file.durationInSamples()); + break; + + case Type::Noise: + output = amplitude.value * rndDouble(-1.0, 1.0); + break; + + } + } + + double Oscillator::rndDouble(double min, double max) + { + return ((double)rnd() / (double)(0x7FFFFFFF)) * (max - min) + min; + } + + uint32_t Oscillator::rnd() + { + random_seed += 0xe120fc15; + uint64_t tmp; + tmp = (uint64_t)random_seed * 0x4a39b70d; + uint32_t m1 = (tmp >> 32) ^ tmp; + tmp = (uint64_t)m1 * 0x12fad5c9; + uint32_t m2 = (tmp >> 32) ^ tmp; + return m2; + } + } + } +} + + + +#if defined(SOUNDWAVE_USING_WINMM) +// WinMM Driver Implementation +namespace olc::sound::driver +{ + #pragma comment(lib, "winmm.lib") + + WinMM::WinMM(WaveEngine* pHost) : Base(pHost) + { } + + WinMM::~WinMM() + { + Stop(); + Close(); + } + + bool WinMM::Open(const std::string& sOutputDevice, const std::string& sInputDevice) + { + // Device is available + WAVEFORMATEX waveFormat; + waveFormat.wFormatTag = WAVE_FORMAT_PCM; + waveFormat.nSamplesPerSec = m_pHost->GetSampleRate(); + waveFormat.wBitsPerSample = sizeof(short) * 8; + waveFormat.nChannels = m_pHost->GetChannels(); + waveFormat.nBlockAlign = (waveFormat.wBitsPerSample / 8) * waveFormat.nChannels; + waveFormat.nAvgBytesPerSec = waveFormat.nSamplesPerSec * waveFormat.nBlockAlign; + waveFormat.cbSize = 0; + + // Open Device if valid + if (waveOutOpen(&m_hwDevice, WAVE_MAPPER, &waveFormat, (DWORD_PTR)WinMM::waveOutProc, (DWORD_PTR)this, CALLBACK_FUNCTION) != S_OK) + return false; + + // Allocate array of wave header objects, one per block + m_pWaveHeaders = std::make_unique(m_pHost->GetBlocks()); + + // Allocate block memory - I dont like vector of vectors, so going with this mess instead + // My std::vector's content will change, but their size never will - they are basically array now + m_pvBlockMemory = std::make_unique[]>(m_pHost->GetBlocks()); + for (size_t i = 0; i < m_pHost->GetBlocks(); i++) + m_pvBlockMemory[i].resize(m_pHost->GetBlockSampleCount() * m_pHost->GetChannels(), 0); + + // Link headers to block memory - clever, so we only move headers about + // rather than memory... + for (unsigned int n = 0; n < m_pHost->GetBlocks(); n++) + { + m_pWaveHeaders[n].dwBufferLength = DWORD(m_pvBlockMemory[0].size() * sizeof(short)); + m_pWaveHeaders[n].lpData = (LPSTR)(m_pvBlockMemory[n].data()); + } + + // To begin with, all blocks are free + m_nBlockFree = m_pHost->GetBlocks(); + return true; + } + + bool WinMM::Start() + { + // Prepare driver thread for activity + m_bDriverLoopActive = true; + // and get it going! + m_thDriverLoop = std::thread(&WinMM::DriverLoop, this); + return true; + } + + void WinMM::Stop() + { + // Signal the driver loop to exit + m_bDriverLoopActive = false; + + // Wait for driver thread to exit gracefully + if (m_thDriverLoop.joinable()) + m_thDriverLoop.join(); + } + + void WinMM::Close() + { + waveOutClose(m_hwDevice); + } + + // Static Callback wrapper - specific instance is specified + void CALLBACK WinMM::waveOutProc(HWAVEOUT hWaveOut, UINT uMsg, DWORD_PTR dwInstance, DWORD dwParam1, DWORD dwParam2) + { + // All sorts of messages may be pinged here, but we're only interested + // in audio block is finished... + if (uMsg != WOM_DONE) return; + + // ...which has happened so allow driver object to free resource + WinMM* driver = (WinMM*)dwInstance; + driver->FreeAudioBlock(); + } + + void WinMM::FreeAudioBlock() + { + // Audio subsystem is done with the block it was using, thus + // making it available again + m_nBlockFree++; + + // Signal to driver loop that a block is now available. It + // could have been suspended waiting for one + std::unique_lock lm(m_muxBlockNotZero); + m_cvBlockNotZero.notify_one(); + } + + void WinMM::DriverLoop() + { + // We will be using this vector to transfer to the host for filling, with + // user sound data (float32, -1.0 --> +1.0) + std::vector vFloatBuffer(m_pHost->GetBlockSampleCount() * m_pHost->GetChannels(), 0.0f); + + // While the system is active, start requesting audio data + while (m_bDriverLoopActive) + { + // Are there any blocks available to fill? ... + if (m_nBlockFree == 0) + { + // ...no, So wait until one is available + std::unique_lock lm(m_muxBlockNotZero); + while (m_nBlockFree == 0) // sometimes, Windows signals incorrectly + { + // This thread will suspend until this CV is signalled + // from FreeAudioBlock. + m_cvBlockNotZero.wait(lm); + } + } + + // ...yes, so use next one, by indicating one fewer + // block is available + m_nBlockFree--; + + // Prepare block for processing, by oddly, marking it as unprepared :P + if (m_pWaveHeaders[m_nBlockCurrent].dwFlags & WHDR_PREPARED) + { + waveOutUnprepareHeader(m_hwDevice, &m_pWaveHeaders[m_nBlockCurrent], sizeof(WAVEHDR)); + } + + // Give the userland the opportunity to fill the buffer. Note that the driver + // doesnt give a hoot about timing. Thats up to the SoundWave interface to + // maintain + + // Userland will populate a float buffer, that gets cleanly converted to + // a buffer of shorts for DAC + ProcessOutputBlock(vFloatBuffer, m_pvBlockMemory[m_nBlockCurrent]); + + // Send block to sound device + waveOutPrepareHeader(m_hwDevice, &m_pWaveHeaders[m_nBlockCurrent], sizeof(WAVEHDR)); + waveOutWrite(m_hwDevice, &m_pWaveHeaders[m_nBlockCurrent], sizeof(WAVEHDR)); + m_nBlockCurrent++; + m_nBlockCurrent %= m_pHost->GetBlocks(); + } + } +} // WinMM Driver Implementation +#endif +#if defined(SOUNDWAVE_USING_SDLMIXER) + +namespace olc::sound::driver +{ + +SDLMixer* SDLMixer::instance = nullptr; + +SDLMixer::SDLMixer(olc::sound::WaveEngine* pHost) + : Base(pHost) +{ + instance = this; +} + +SDLMixer::~SDLMixer() +{ + Stop(); + Close(); +} + +bool SDLMixer::Open(const std::string& sOutputDevice, const std::string& sInputDevice) +{ + auto errc = Mix_OpenAudioDevice(static_cast(m_pHost->GetSampleRate()), + AUDIO_F32, + static_cast(m_pHost->GetChannels()), + static_cast(m_pHost->GetBlockSampleCount()), + sOutputDevice == "DEFAULT" ? nullptr : sOutputDevice.c_str(), + SDL_AUDIO_ALLOW_FORMAT_CHANGE); + + // Query the actual format of the audio device, as we have allowed it to be changed. + if (errc || !Mix_QuerySpec(nullptr, &m_haveFormat, nullptr)) + { + std::cerr << "Failed to open audio device '" << sOutputDevice << "'" << std::endl; + return false; + } + + // Compute the Mix_Chunk buffer's size according to the format of the audio device + Uint32 bufferSize = 0; + switch (m_haveFormat) + { + case AUDIO_F32: + case AUDIO_S32: + bufferSize = m_pHost->GetBlockSampleCount() * 4; + break; + case AUDIO_S16: + case AUDIO_U16: + bufferSize = m_pHost->GetBlockSampleCount() * 2; + break; + case AUDIO_S8: + case AUDIO_U8: + bufferSize = m_pHost->GetBlockSampleCount() * 1; + break; + default: + std::cerr << "Audio format of device '" << sOutputDevice << "' is not supported" << std::endl; + return false; + } + + // Allocate the buffer once. The size will never change after this + audioBuffer.resize(bufferSize); + audioChunk = { + 0, // 0, as the chunk does not own the array + audioBuffer.data(), // Pointer to data array + bufferSize, // Size in bytes + 128 // Volume; max by default as it's not controlled by the driver. + }; + + return true; +} + +template +void ConvertFloatTo(const std::vector& fromArr, Int* toArr) +{ + static auto minVal = static_cast(std::numeric_limits::min()); + static auto maxVal = static_cast(std::numeric_limits::max()); + for (size_t i = 0; i != fromArr.size(); ++i) + { + toArr[i] = static_cast(std::clamp(fromArr[i] * maxVal, minVal, maxVal)); + } +} + +void SDLMixer::FillChunkBuffer(const std::vector& userData) const +{ + // Since the audio device might have changed the format we need to provide, + // we convert the wave data from the user to that format. + switch (m_haveFormat) + { + case AUDIO_F32: + memcpy(audioChunk.abuf, userData.data(), audioChunk.alen); + break; + case AUDIO_S32: + ConvertFloatTo(userData, reinterpret_cast(audioChunk.abuf)); + break; + case AUDIO_S16: + ConvertFloatTo(userData, reinterpret_cast(audioChunk.abuf)); + break; + case AUDIO_U16: + ConvertFloatTo(userData, reinterpret_cast(audioChunk.abuf)); + break; + case AUDIO_S8: + ConvertFloatTo(userData, reinterpret_cast(audioChunk.abuf)); + break; + case AUDIO_U8: + ConvertFloatTo(userData, audioChunk.abuf); + break; + } +} + +void SDLMixer::SDLMixerCallback(int channel) +{ + static std::vector userData(instance->m_pHost->GetBlockSampleCount()); + + // Don't add another chunk if we should not keep running + if (!instance->m_keepRunning) + return; + + instance->GetFullOutputBlock(userData); + instance->FillChunkBuffer(userData); + + if (Mix_PlayChannel(channel, &instance->audioChunk, 0) == -1) + { + std::cerr << "Error while playing Chunk" << std::endl; + } +} + +bool SDLMixer::Start() +{ + m_keepRunning = true; + + // Kickoff the audio driver + SDLMixerCallback(0); + + // SDLMixer handles all other calls to reinsert user data + Mix_ChannelFinished(SDLMixerCallback); + return true; +} + +void SDLMixer::Stop() +{ + m_keepRunning = false; + + // Stop might be called multiple times, so we check whether the device is already closed + if (Mix_QuerySpec(nullptr, nullptr, nullptr)) + { + for (int i = 0; i != m_pHost->GetChannels(); ++i) + { + if (Mix_Playing(i)) + Mix_HaltChannel(i); + } + } +} + +void SDLMixer::Close() +{ + Mix_CloseAudio(); +} +} + +#endif // SOUNDWAVE_USING_SDLMIXER +#if defined(SOUNDWAVE_USING_ALSA) +// ALSA Driver Implementation +namespace olc::sound::driver +{ + ALSA::ALSA(WaveEngine* pHost) : Base(pHost), m_rBuffers(pHost->GetBlocks(), pHost->GetBlockSampleCount()) + { } + + ALSA::~ALSA() + { + Stop(); + Close(); + } + + bool ALSA::Open(const std::string& sOutputDevice, const std::string& sInputDevice) + { + // Open PCM stream + int rc = snd_pcm_open(&m_pPCM, "default", SND_PCM_STREAM_PLAYBACK, SND_PCM_NONBLOCK); + + // Clear global cache. + // This won't affect users who don't want to create multiple instances of this driver, + // but it will prevent valgrind from whining about "possibly lost" memory. + // If the user's ALSA setup uses a PulseAudio plugin, then valgrind will still compain + // about some "still reachable" data used by that plugin. TODO? + snd_config_update_free_global(); + + if (rc < 0) + return false; + + // Prepare the parameter structure and set default parameters + snd_pcm_hw_params_t *params; + snd_pcm_hw_params_alloca(¶ms); + snd_pcm_hw_params_any(m_pPCM, params); + + // Set other parameters + snd_pcm_hw_params_set_access(m_pPCM, params, SND_PCM_ACCESS_RW_INTERLEAVED); + snd_pcm_hw_params_set_format(m_pPCM, params, SND_PCM_FORMAT_FLOAT); + snd_pcm_hw_params_set_rate(m_pPCM, params, m_pHost->GetSampleRate(), 0); + snd_pcm_hw_params_set_channels(m_pPCM, params, m_pHost->GetChannels()); + snd_pcm_hw_params_set_period_size(m_pPCM, params, m_pHost->GetBlockSampleCount() / m_pHost->GetChannels(), 0); + snd_pcm_hw_params_set_periods(m_pPCM, params, m_pHost->GetBlocks(), 0); + + // Save these parameters + rc = snd_pcm_hw_params(m_pPCM, params); + if (rc < 0) + return false; + + return true; + } + + bool ALSA::Start() + { + // Unsure if really needed, helped prevent underrun on my setup + std::vector vSilence(m_pHost->GetBlockSampleCount(), 0.0f); + snd_pcm_start(m_pPCM); + for (unsigned int i = 0; i < m_pHost->GetBlocks(); i++) + snd_pcm_writei(m_pPCM, vSilence.data(), m_pHost->GetBlockSampleCount() / m_pHost->GetChannels()); + + snd_pcm_start(m_pPCM); + m_bDriverLoopActive = true; + m_thDriverLoop = std::thread(&ALSA::DriverLoop, this); + + return true; + } + + void ALSA::Stop() + { + // Signal the driver loop to exit + m_bDriverLoopActive = false; + + // Wait for driver thread to exit gracefully + if (m_thDriverLoop.joinable()) + m_thDriverLoop.join(); + + snd_pcm_drop(m_pPCM); + } + + void ALSA::Close() + { + if (m_pPCM != nullptr) + { + snd_pcm_close(m_pPCM); + m_pPCM = nullptr; + } + // Clear the global cache again for good measure + snd_config_update_free_global(); + } + + void ALSA::DriverLoop() + { + const uint32_t nFrames = m_pHost->GetBlockSampleCount() / m_pHost->GetChannels(); + + int err; + std::vector vFDs; + + int nFDs = snd_pcm_poll_descriptors_count(m_pPCM); + if (nFDs < 0) + { + std::cerr << "snd_pcm_poll_descriptors_count returned " << nFDs << "\n"; + std::cerr << "disabling polling\n"; + nFDs = 0; + } + else + { + vFDs.resize(nFDs); + + err = snd_pcm_poll_descriptors(m_pPCM, vFDs.data(), vFDs.size()); + if (err < 0) + { + std::cerr << "snd_pcm_poll_descriptors returned " << err << "\n"; + std::cerr << "disabling polling\n"; + vFDs = {}; + } + } + + // While the system is active, start requesting audio data + while (m_bDriverLoopActive) + { + if (!m_rBuffers.IsFull()) + { + // Grab some audio data + auto& vFreeBuffer = m_rBuffers.GetFreeBuffer(); + GetFullOutputBlock(vFreeBuffer); + } + + // Wait a bit if our buffer is full + auto avail = snd_pcm_avail_update(m_pPCM); + while (m_rBuffers.IsFull() && avail < nFrames) + { + if (vFDs.size() == 0) break; + + err = poll(vFDs.data(), vFDs.size(), -1); + if (err < 0) + std::cerr << "poll returned " << err << "\n"; + + unsigned short revents; + err = snd_pcm_poll_descriptors_revents(m_pPCM, vFDs.data(), vFDs.size(), &revents); + if (err < 0) + std::cerr << "snd_pcm_poll_descriptors_revents returned " << err << "\n"; + + if (revents & POLLERR) + std::cerr << "POLLERR\n"; + + avail = snd_pcm_avail_update(m_pPCM); + } + + // Write whatever we can + while (!m_rBuffers.IsEmpty() && avail >= nFrames) + { + auto vFullBuffer = m_rBuffers.GetFullBuffer(); + uint32_t nWritten = 0; + + while (nWritten < nFrames) + { + auto err = snd_pcm_writei(m_pPCM, vFullBuffer.data() + nWritten, nFrames - nWritten); + if (err > 0) + nWritten += err; + else + { + std::cerr << "snd_pcm_writei returned " << err << "\n"; + break; + } + } + avail = snd_pcm_avail_update(m_pPCM); + } + } + } +} // ALSA Driver Implementation +#endif + +#endif // OLC_SOUNDWAVE IMPLEMENTATION +#endif // OLC_SOUNDWAVE_H +